1 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
3 * config/mips/mips.opt (mrelax-pic-calls): New option.
4 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
6 (mips_unspec_call): Change "unspec_call" expander into this.
7 (mips_strip_unspec_call): New function.
8 (mips_got_load): Call mips_unspec_call instead of
10 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
12 (mips_cfg_in_reorg): New function.
13 (mips16_lay_out_constants): Use it to decide whether to call
14 CFG-aware insn splitting.
15 (r10k_insert_cache_barriers): Move CFG set-up code from here to
16 mips_reorg. Move DF set-up code from here ...
17 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
19 (mips_reorg): Call mips_df_reorg instead of
20 r10k_insert_cache_barriers. Move CFG set-up code here from
21 r10k_insert_cache_barriers.
22 (mips_call_expr_from_insn): New function.
23 (mips_pic_call_symbol_from_set): Likewise.
24 (mips_find_pic_call_symbol): Likewise.
25 (mips_annotate_pic_call_expr): Likewise.
26 (mips_get_pic_call_symbol): Likewise.
27 (mips_annotate_pic_calls): Likewise.
28 (mips_override_options): Disable -mrelax-pic-calls unless PIC
30 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
31 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
32 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
34 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
35 (unspec_call<mode>): Remove it.
36 (sibcall_internal, sibcall_value_internal,
37 sibcall_value_multiple_internal, call_internal, call_split,
38 call_value_internal, call_value_split,
39 call_value_multiple_internal, call_value_multiple_split): Pass
40 SIZE_OPNO to MIPS_CALL.
41 (call_internal_direct, call_direct_split,
42 call_value_internal_direct, call_value_direct_split): Pass -1 as
43 SIZE_OPNO to MIPS_CALL.
44 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
45 * configure: Regenerate.
46 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
47 and -mno-relax-pic-calls.
48 (MIPS Options): Document -mrelax-pic-calls
49 and -mno-relax-pic-calls.
51 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
54 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
55 in the directory this rule is called from, rather than the
56 toplevel 'gcc' directory, to fix in-tree build.
58 2009-09-19 Chris Demetriou <cgd@google.com>
60 PR preprocessor/28435:
61 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
62 to cpplib that the preprocessor output is needed.
64 2009-09-19 Jakub Jelinek <jakub@redhat.com>
66 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
67 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
68 *return_and_restore_fpregs_<mode>,
69 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
72 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
73 instead of assuming it has always a REG inside of it.
75 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
77 * config/freebsd.h: Update comment on types.
80 2009-09-18 Jason Merrill <jason@redhat.com>
82 * c.opt: Add -fno-deduce-init-list.
84 2009-09-18 Neil Vachharajani <nvachhar@google.com>
86 * value-prof.c (interesting_stringop_to_profile_p): Added output
87 argument to indicate which parameter is the size parameter.
88 * value-prof.c (gimple_stringop_fixed_value): Use
89 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
90 * value-prof.c (gimple_stringops_transform): Update call sites to
91 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
92 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
94 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
97 From David Binderman <dcb314@hotmail.com>:
98 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
99 local variable f. Remove stale comments.
100 (ix86_compute_frame_layout): Remove useless local variable total_size.
102 (legitimate_address_p): Remove useless local variables
103 reason_rtx and reason.
104 (ix86_split_copysign_const): Remove useless local variable op1.
105 (scale_counter): Remove useless local variable piece_size_mask.
107 2009-09-18 Jakub Jelinek <jakub@redhat.com>
109 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
112 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
115 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
117 2009-09-17 Jakub Jelinek <jakub@redhat.com>
119 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
122 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
124 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
125 DW_OP_implicit_value even without dwarf_version 4.
127 2009-09-17 Jan Hubicka <jh@suse.cz>
129 * dwarf2out.c: Include tree-pass.h and gimple.h.
130 (loc_list_plus_const): New function.
131 (loc_descriptor_from_tree_1): Rename to ...
132 (loc_descriptor_from_tree): ... remove original.
133 (loc_list_from_tree): New function.
134 (add_AT_location_description): Accept location list.
135 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
136 (concatn_mem_loc_descriptor): Remove.
137 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
139 (secname_for_decl): Move up.
140 (hidden_reference_p): New function; break out from ...
141 (loc_by_refernece): ... here; move up.
142 (dw_loc_list): New function.
143 (single_element_loc_list): New function.
144 (single_element_loc_list_p): New function.
145 (add_loc_descr_to_each): New function.
146 (add_loc_list): New function.
147 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
148 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
149 add diagnostics why expansion failed.
150 (add_location_or_const_value_attribute): Support location lists.
151 (add_bound_info): Likewise.
152 (descr_info_loc): Update call of loc_descriptor_from_tree.
153 (gen_variable_die): Work on location lists.
154 * final.c (pass_final): Add dump file.
155 * Makefile.in (dwarf2out.o): Add new dependencies.
157 2009-09-17 Janis Johnson <janis187@us.ibm.com>
160 * real.c decimal_from_integer, decimal_integer_string): New.
161 (real_from_integer): Use them as special case for decimal float.
162 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
163 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
164 Do not append zero after the decimal point in string to convert.
166 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
168 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
169 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
171 2009-09-17 Martin Jambor <mjambor@suse.cz>
173 * common.opt (fipa-sra): New switch.
174 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
175 * timevar.def (TV_IPA_SRA): New timevar.
176 * params.def (ipa-sra-ptr-growth-factor): New parameter.
177 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
178 * tree-sra.c: Include cgraph.c.
179 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
180 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
181 and grp_not_necessarilly_dereferenced.
182 (func_param_count): New variable.
183 (encountered_apply_args): New variable.
184 (bb_dereferences): New variable.
185 (final_bbs): New variable.
186 (no_accesses_representant): New variable.
187 (no_accesses_p): New function.
188 (dump_access): Dump the new fields.
189 (sra_initialize): Set encountered_apply_args to false.
190 (get_ssa_base_param): New function.
191 (mark_parm_dereference): New function.
192 (create_access): Caring for INIDRECT_REFs and different handling of
193 varialble length accesses in early IPA SRA. Store the stmt - a new
194 parameter - to the new access.
195 (build_access_from_expr_1): New parameter stmt, passed to
196 create_access. Handle INDIRECT_REFs.
197 (build_access_from_expr): Pass the current statement to
198 build_access_from_expr_1.
199 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
201 (build_accesses_from_assign): Pass the current statement to
202 build_access_from_expr_1. Do not create assign links in IPA-SRA.
203 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
204 final_bbs when necessary. Check for calls to __builtin_apply_args.
205 Fixup EH info if anythng was changed.
206 (is_unused_scalar_param): New function.
207 (ptr_parm_has_direct_uses): New function.
208 (find_param_candidates): New function.
209 (mark_maybe_modified): New function.
210 (analyze_modified_params): New function.
211 (propagate_dereference_distances): New function.
212 (dump_dereferences_table): New function.
213 (analyze_caller_dereference_legality): New function.
214 (unmodified_by_ref_scalar_representative): New function.
215 (splice_param_accesses): New function.
216 (decide_one_param_reduction): New function.
217 (enum ipa_splicing_result): New type.
218 (splice_all_param_accesses): New function.
219 (get_param_index): New function.
220 (turn_representatives_into_adjustments): New function.
221 (analyze_all_param_acesses): New function.
222 (get_replaced_param_substitute): New function.
223 (get_adjustment_for_base): New function.
224 (replace_removed_params_ssa_names): New function.
225 (sra_ipa_reset_debug_stmts): New function.
226 (sra_ipa_modify_expr): New function.
227 (sra_ipa_modify_assign): New function.
228 (convert_callers): New function.
229 (modify_function): New function.
230 (ipa_sra_preliminary_function_checks): New function.
231 (ipa_early_sra): New function.
232 (ipa_early_sra_gate): New function.
233 (pass_early_ipa_sra): New variable.
234 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
236 2009-09-17 Michael Matz <matz@suse.de>
239 * tree.c (build_type_attribute_qual_variant): Export.
240 * tree.h (build_type_attribute_qual_variant): Declare.
241 * tree-inline.c (remap_type_1): Use it to build variants with
242 the original qualifiers and attributes.
244 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
246 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
247 without a fallthrough edge.
249 2009-09-16 DJ Delorie <dj@redhat.com>
251 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
252 chip and ignore the "fast_interrupt" attribute if so.
254 2009-09-16 Richard Henderson <rth@redhat.com>
257 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
260 2009-09-16 Richard Henderson <rth@redhat.com>
263 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
264 is set only if DECL_NO_STATIC_CHAIN is unset.
265 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
266 (FOR_EACH_NEST_INFO): New.
267 (walk_all_functions): Use it.
268 (finalize_nesting_tree): Likewise.
269 (unnest_nesting_tree): Likewise.
270 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
271 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
272 (convert_gimple_call): Early out if gimple_call_chain already set.
273 (convert_all_function_calls): Iterate until no new functions
274 require a static chain.
275 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
276 when building a trampoline. Use dump_function_to_file instead
278 (lower_nested_functions): Open dump_file. Validate that decls
279 that have DECL_NO_STATIC_CHAIN from the front end don't have that
280 bit reset by this pass.
282 2009-09-16 Michael Matz <matz@suse.de>
285 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
286 shorten decl_common_unused.
287 (DECL_RESTRICTED_P): New accessor.
288 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
289 to disambiguate marked decls and restrict pointers.
291 2009-09-16 Richard Henderson <rth@redhat.com>
294 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
296 2009-09-16 Jakub Jelinek <jakub@redhat.com>
298 * integrate.c (set_block_abstract_flags): Call
299 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
301 2009-09-16 Richard Guenther <rguenther@suse.de>
304 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
307 2009-09-16 DJ Delorie <dj@redhat.com>
308 Kaz Kojima <kkojima@gcc.gnu.org>
310 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
311 (sh_expand_prologue): Update calls to output_stack_adjust.
312 (sh_expand_epilogue): Likewise.
314 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
317 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
318 trying to limit the extent of searches in the insn stream.
320 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
321 Jakub Jelinek <jakub@redhat.com>
325 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
327 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
328 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
329 (rs6000_savres_strategy): Always save FP registers inline if the
330 target doesn't support hardware double-precision. Set the above
331 bits in return value when needed.
332 (rs6000_savres_routine_sym): Fix computation for cache selector.
333 Mark the generated symbol as a function. Rename exitp argument to
334 lr. Move code for determining the name of the symbol...
335 (rs6000_savres_routine_name): ...here. New function. Add cases for
336 getting the names right on AIX and 64-bit Linux.
337 (savres_routine_name): New variable.
338 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
339 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
340 on what the target routine uses as a base register. If savep && lr
341 describe saving of r0 into memory slot.
342 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
343 line calls for AIX ABI.
344 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
345 determine FP save/restore functions.
346 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
347 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
349 (rs6000_emit_epilogue): Adjust computation of restore_lr.
350 Duplicate restoration of LR and execute the appropriate one
351 depending on whether GPRs are being restored inline. Set r11 from
352 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
353 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
354 Fix out of line calls for AIX ABI.
355 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
357 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
359 (*restore_gpregs_spe): Likewise.
360 (*return_and_restore_gpregs_spe): Likewise.
361 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
362 Define to empty string unconditionally.
363 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
364 Define to empty string unconditionally.
365 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
368 2009-09-15 Jan Hubicka <jh@suse.cz>
370 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
371 * params.def (inline-insns-auto): Likewise.
373 2009-09-15 Martin Jambor <mjambor@suse.cz>
375 * ipa-inline.c (estimate_function_body_sizes): Dump info about
376 individual statements only at TDF_DETAILS dump level. Format
377 source for 80 characters per line.
379 2009-09-15 Christian Bruel <christian.bruel@st.com>
381 * regrename.c (do_replace): Update REG_DEAD notes.
383 2009-09-15 Revital Eres <eres@il.ibm.com>
385 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
386 * targhooks.c (default_builtin_support_vector_misalignment):
387 New builtin function.
388 * targhooks.h (default_builtin_support_vector_misalignment):
390 * target.h (builtin_support_vector_misalignment):
391 New field in struct gcc_target.
392 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
393 new builtin function.
394 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
396 * config/rs6000/rs6000.c
397 (rs6000_builtin_support_vector_misalignment): New function.
398 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
400 2009-09-15 Jie Zhang <jie.zhang@analog.com>
402 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
404 (bfin_optimize_loop): Likewise.
405 (bfin_gen_bundles): Likewise.
406 (workaround_speculation): Likewise.
407 (find_load): Return NULL_RTX for debug_insn.
409 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
411 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
414 2009-09-14 DJ Delorie <dj@redhat.com>
416 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
417 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
420 2009-09-14 Richard Henderson <rth@redhat.com>
421 Jakub Jelinek <jakub@redhat.com>
423 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
424 * cfgbuild.c (make_edges): Handle asm goto.
425 * cfglayout.c (fixup_reorder_chain): Likewise.
426 * cfgrtl.c (patch_jump_insn): Likewise.
427 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
428 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
429 (gimple_build_asm_vec): Add and use labels parameter.
430 (gimple_build_asm): Remove.
431 (walk_gimple_asm): Walk labels too.
432 * gimple.def (GIMPLE_ASM): Update docs.
433 * gimple.h: Update decls.
434 (struct gimple_statement_asm): Change nc to use unsigned char;
436 (gimple_asm_nlabels): New.
437 (gimple_asm_label_op, gimple_asm_set_label_op): New.
438 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
439 into gimple_build_asm_vec.
440 * jump.c (mark_jump_label_asm): New.
441 (mark_jump_label): Use it.
442 (redirect_jump_1): Handle asm goto.
443 (invert_jump_1): Soft fail if X is null.
444 * recog.c (extract_asm_operands): New.
445 (asm_noperands): Use it; handle asm labels.
446 (decode_asm_operands): Use extract_asm_operands.
447 (asm_operand_ok): Properly handle empty string.
448 * reg-stack.c (get_asm_operands_in_out): Rename from
449 get_asm_operand_n_inputs; use extract_asm_operands; return both
450 inputs and outputs by reference; update all callers.
451 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
452 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
453 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
454 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
455 (extract_asm_operands): Declare.
456 * stmt.c (expand_asm_operands): Add and use labels parameter.
457 (check_unique_operand_names): Likewise.
458 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
459 (expand_asm_stmt): Handle asm labels.
460 * tree-cfg.c (make_gimple_asm_edges): New.
461 (make_edges): Use it.
462 (cleanup_dead_labels): Handle asm labels.
463 (is_ctrl_altering_stmt): Likewise.
464 (gimple_redirect_edge_and_branch): Likewise.
465 * tree.def (ASM_EXPR): Add 5th operand.
466 * tree.h (ASM_LABELS): New.
467 (resolve_asm_operand_names): Update decl.
469 * c-parser.c (c_parser_asm_statement): Parse asm goto.
470 (c_parser_asm_goto_operands): New.
471 * c-tree.h (build_asm_expr): Update decl.
472 * c-typeck.c (build_asm_expr): Add and use labels parameter.
473 * doc/extend.texi: Document asm goto.
475 2009-09-14 Richard Henderson <rth@redhat.com>
477 * except.h: Update declarations.
478 (struct pointer_map_t): Forward declare.
479 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
480 (struct eh_landing_pad_d, eh_landing_pad): New.
481 (struct eh_catch_d, eh_catch): New.
482 (struct eh_region_d): Remove next_region_sharing_label, aka,
483 label, tree_label, landing_pad, post_landing_pad, resume,
484 may_contain_throw. Rename region_number to index. Remove
485 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
486 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
487 (VEC(eh_landing_pad,gc)): New.
488 (struct eh_status): Remove last_region_number. Add lp_array,
489 throw_stmt_table, ttype_data, ehspec_data.
490 (ehr_next, FOR_ALL_EH_REGION_AT): New.
491 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
492 * except.c (lang_protect_cleanup_actions): Return tree.
493 (struct ehl_map_entry): Remove.
494 (init_eh_for_function): Push zero entries for region and lp_array.
495 (gen_eh_region): Add to region_array immediately.
496 (gen_eh_region_catch): Operate on eh_catch objects.
497 (gen_eh_landing_pad): New.
498 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
499 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
500 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
501 (get_eh_landing_pad_from_number_fn): New.
502 (get_eh_landing_pad_from_number): New.
503 (get_eh_region_from_lp_number_fn): New.
504 (get_eh_region_from_lp_number): New.
505 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
506 (get_exception_pointer, get_exception_filter): Remove.
507 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
508 (current_function_has_exception_handlers): Simplify.
509 (bring_to_root, eh_region_replaceable_by_p): Remove.
510 (replace_region, hash_type_list, hash_eh_region): Remove.
511 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
512 (label_to_region_map, num_eh_regions): Remove.
513 (get_next_region_sharing_label, must_not_throw_labels): Remove.
514 (find_exception_handler_labels): Remove.
515 (duplicate_eh_regions_0, find_prev_try): Remove.
516 (struct duplicate_eh_regions_data): New.
517 (duplicate_eh_regions_1): Rewrite.
518 (duplicate_eh_regions): Return a pointer map instead of an
520 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
521 (redirect_eh_edge_to_label): Remove.
522 (eh_region_outermost): Rewrite using eh_region pointers
524 (add_ttypes_entry): Update for ttype_data move to eh_status.
525 (add_ehspec_entry): Rewrite with VEC instead of varray.
526 (assign_filter_values): Likewise. Export.
527 (build_post_landing_pads, connect_post_landing_pads): Remove.
528 (dw2_build_landing_pads): Rewrite to use lp_array.
529 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
530 (sjlj_assign_call_site_values): Rewrite to use lp_array.
531 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
532 (sjlj_mark_call_sites): Update for landing pad numbers.
533 (finish_eh_generation): Rewrite.
534 (gate_handle_eh): Do nothing for no eh tree.
535 (pass_rtl_eh): Move up near finish_eh_generation.
536 (remove_eh_landing_pad): New.
537 (remove_eh_handler): Export.
538 (remove_eh_region, remove_eh_handler_and_replace): Remove.
539 (for_each_eh_label): Rewrite to use lp_array.
540 (make_reg_eh_region_note): New.
541 (make_reg_eh_region_note_nothrow_nononlocal): New.
542 (insn_could_throw_p): New.
543 (copy_reg_eh_region_note_forward): New.
544 (copy_reg_eh_region_note_backward): New.
545 (check_handled, add_reachable_handler): Remove.
546 (reachable_next_level, foreach_reachable_handler): Remove.
547 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
548 (get_eh_region_and_lp_from_rtx): New.
549 (get_eh_region_from_rtx): New.
550 (can_throw_internal_1, can_throw_external_1): Remove.
551 (can_throw_internal): Use get_eh_region_from_rtx.
552 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
553 (insn_nothrow_p, can_nonlocal_goto): New.
554 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
555 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
556 (add_action_record): Use VEC not varray.
557 (collect_one_action_chain): Update for eh_region changes.
558 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
559 Use get_eh_region_and_lp_from_rtx.
560 (gate_convert_to_eh_region_ranges): New.
561 (pass_convert_to_eh_region_ranges): Use it.
562 (push_uleb128, push_sleb128): Use VEC not varray.
563 (output_one_function_exception_table): Likewise.
564 (dump_eh_tree): Update for eh_region changes.
565 (verify_eh_tree): Likewise.
566 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
567 * tree-eh.c: Include target.h.
568 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
569 Don't disallow GIMPLE_RESX; adjust argument check.
570 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
571 (record_stmt_eh_region): Update for landing pad numbers;
572 generate a landing pad if necessary.
573 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
574 (remove_stmt_from_eh_lp_fn): Similarly.
575 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
576 Update for lp numbers; don't special case missing throw_stmt_table.
577 (lookup_expr_eh_lp): Similarly.
578 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
579 (eh_seq, eh_region_may_contain_throw): New.
580 (struct leh_state): Add ehp_region.
581 (struct leh_tf_state): Remove eh_label.
582 (emit_post_landing_pad): New.
583 (emit_resx, emit_eh_dispatch): New.
584 (note_eh_region_may_contain_throw): New.
585 (frob_into_branch_around): Take eh_region not eh label;
586 emit eh code into eh_seq.
587 (honor_protect_cleanup_actions): Early exit for no actions. Don't
588 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
589 lower_eh_must_not_throw. Emit code to eh_seq.
590 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
591 (lower_try_finally_onedest): Likewise.
592 (lower_try_finally_copy): Likewise.
593 (lower_try_finally_switch): Likewise.
594 (lower_try_finally): Initialize ehp_region.
595 (lower_catch): Update for eh_catch objects.
596 (lower_eh_filter): Don't handle must_not_throw.
597 (lower_eh_must_not_throw): New.
598 (lower_cleanup): Don't set eh_label.
599 (lower_eh_constructs_2): Resolve eh builtins.
600 Handle GIMPLE_EH_MUST_NOT_THROW.
601 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
602 Add eh_seq to the end of the function body.
603 (make_eh_dispatch_edges): New.
604 (make_eh_edge): Remove.
605 (make_eh_edges): Simplify for landing pads.
606 (redirect_eh_edge_1): New.
607 (redirect_eh_edge): Use it.
608 (redirect_eh_dispatch_edge): New.
609 (stmt_could_throw_p): Use a switch. Allow RESX.
610 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
611 (stmt_can_throw_internal): Likewise.
612 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
613 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
614 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
615 (gate_refactor_eh): New.
616 (pass_refactor_eh): Use it.
617 (lower_resx, execute_lower_resx, pass_lower_resx): New.
618 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
619 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
620 (remove_unreachable_handlers): Rename from
621 tree_remove_unreachable_handlers; rewrite for landing pads;
622 call remove_eh_handler directly.
623 (remove_unreachable_handlers_no_lp): New.
624 (unsplit_eh, unsplit_all_eh): New.
625 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
626 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
627 (cleanup_empty_eh_unsplit): New.
628 (cleanup_empty_eh): Rewrite.
629 (cleanup_all_empty_eh): New.
630 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
631 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
632 (gate_cleanup_eh): New.
633 (pass_cleanup_eh): Use it.
634 (verify_eh_edges): Move later in file. Expect one EH edge.
635 (verify_eh_dispatch_edge): New.
637 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
638 (gtype-desc.o): Add TARGET_H.
639 (tree.o): Use EXCEPT_H, not except.h.
640 (cfgbuild.o): Add EXPR_H.
641 (GTFILES): Add vecprim.h.
642 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
643 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
644 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
645 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
646 * calls.c (emit_call_1): Use make_reg_eh_region_note.
647 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
648 calls to can_throw_internal.
649 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
650 (make_edges): Don't handle RESX; use can_nonlocal_goto.
651 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
652 (expand_gimple_stmt): Use make_reg_eh_region_note.
653 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
654 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
655 or find_exception_handler_labels.
656 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
657 there is exacly one EH edge. Use can_nonlocal_goto and
659 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
660 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
661 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
662 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
663 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
664 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
665 * dse.c (scan_insn): Use insn_could_throw_p.
666 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
667 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
668 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
669 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
670 EXC_PTR_EXPR or FILTER_EXPR.
671 (tree_expr_nonzero_warnv_p): Likewise.
672 * function.h: Include vecprim.h, not varray.h
673 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
674 move ttype_data and ehspec_data members to struct eh_status; change
675 action_record_data member to a VEC.
676 * gcse.c (hash_scan_set): Use can_throw_internal.
677 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
678 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
679 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
680 (block_may_fallthru): Don't handle RESX_EXPR.
681 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
682 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
683 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
684 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
685 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
686 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
687 (gimple_size): Likewise.
688 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
689 (gimple_build_resx): Use gimple_build_with_ops.
690 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
691 (is_gimple_val): Likewise.
692 (is_gimple_stmt): Remove RESX_EXPR.
693 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
694 (GIMPLE_RESX): Reorder with other EH constructs.
695 * gimple.h (struct gimple_statement_eh_mnt): New.
696 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
697 (gimple_eh_filter_must_not_throw): Remove.
698 (gimple_eh_filter_set_must_not_throw): Remove.
699 (gimple_eh_must_not_throw_fndecl): New.
700 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
701 (is_gimple_resx): New.
702 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
703 Don't copy EH_FILTER_MUST_NOT_THROW.
704 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
705 * ipa-inline.c (estimate_function_body_sizes): Don't try to
706 handle must_not_throw_labels specially.
707 * ipa-pure-const.c (check_call): Update debug statement for LP.
708 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
709 * ipa-utils.c (get_base_var): Likewise.
710 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
711 * lower-subreg.c (move_eh_region_note): Remove.
712 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
713 * omp-low.c (new_omp_context): Update for eh_lp_nr.
714 (create_task_copyfn): Likewise.
715 (maybe_catch_exception): Use gimple_build_eh_filter.
716 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
717 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
718 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
720 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
721 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
722 can_throw_internal, can_nonlocal_goto.
723 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
724 copy_reg_eh_region_note_forward.
725 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
726 (emit_output_reload_insns): Likewise.
727 (copy_eh_notes): Remove.
728 * rtl.def (RESX): Remove.
729 * rtl.h: Update declarations.
730 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
731 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
732 (update_eh_label): Remove.
733 (cleanup_dead_labels_eh): New.
734 (cleanup_deal_labels): Use it instead of update_eh_label.
735 (gimple_merge_blocks): Update landing pad data structure when
736 removing a landing pad label.
737 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
738 test; handle GIMPLE_EH_MUST_NOT_THROW.
739 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
740 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
741 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
742 (verify_stmt): Likewise. Verify landing pads.
743 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
744 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
745 (struct move_stmt_d): Add eh_map.
746 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
747 (move_stmt_r): Remap eh region numbers in builtin calls,
748 resx and eh_dispatch.
749 (move_block_to_fn): Remove eh_offset parameter. Use
750 maybe_duplicate_eh_stmt_fn.
751 (find_outermost_region_in_block): Operate on eh_region pointers
752 instead of region numbers.
753 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
754 duplicate_eh_regions.
755 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
756 test earlier. Disallow EH landing pads.
757 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
758 * tree-flow.h: Update declarations.
759 (struct tree_ann_common_d): Replace rn with lp_nr.
760 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
761 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
762 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
763 resx and eh_dispatch.
764 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
765 (copy_edges_for_bb): Use make_eh_dispatch_edges.
766 (copy_cfg_body): Expect eh_map instead of eh_region_offset
767 from duplicate_eh_regions.
768 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
769 update RESX; handle EH_DISPATCH.
770 (expand_call_inline): Set eh_lp_nr, not eh_region.
771 (maybe_inline_call_in_expr): Likewise.
772 * tree-inline.h (struct copy_body_data): Replace eh_region with
773 eh_lp_nr, eh_region_offset with eh_map.
774 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
775 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
776 * tree-pretty-print.c (dump_generic_node): Don't handle
777 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
778 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
779 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
780 EXC_PTR_EXPR, FILTER_EXPR.
781 * tree-ssa-operands.c (get_expr_operands): Likewise.
782 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
783 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
784 (ao_ref_init_from_vn_reference): Likewise.
785 * tree-ssa-sink.c (statement_sink_location): Likewise.
786 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
787 (mark_virtual_phi_result_for_renaming): Export. Tidy.
788 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
789 EXC_PTR_EXPR, FILTER_EXPR.
790 (is_exception_related): Remove.
791 (compute_avail): Don't call it.
792 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
793 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
794 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
795 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
797 (build_resx): Remove.
798 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
799 * tree.h: Update declarations.
800 (EH_FILTER_MUST_NOT_THROW): Remove.
801 (struct tree_label_decl): Add eh_landing_pad_nr.
802 (EH_LANDING_PAD_NR): New.
803 * value-prof.c (gimple_ic): Tidy variable names. Update for
805 (gimple_stringop_fixed_value): Tidy variable names. Assert
806 that neither call stmt can throw.
807 * vecprim.h (uchar): New.
808 (VEC(uchar,heap), VEC(uchar,gc)): New.
810 * c-common.c (c_define_builtins): Update call to
811 build_common_builtin_nodes.
812 * c-parser.c (c_parse_file): Don't call
813 default_init_unwind_resume_libfunc.
815 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
817 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
818 (mips_cprestore_address_p): Likewise.
819 (mips_save_gp_to_cprestore_slot): Likewise.
820 (mips_restore_gp): Rename to...
821 (mips_restore_gp_from_cprestore_slot): ...this.
822 (mips_must_initialize_gp_p): Declare.
823 (mips_emit_save_slot_move): Likewise.
824 (mips_output_load_label): Return nothing.
825 (mips_eh_uses): Declare.
826 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
827 (TARGET_CPRESTORE_DIRECTIVE): New macro.
828 (TARGET_ABSOLUTE_JUMPS): Likewise.
830 (FIRST_PSEUDO_REGISTER): Update comment.
831 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
832 (MIPS_CALL): ...here.
833 (REGISTER_NAMES): Add $cprestore.
834 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
835 Add load_label_length, has_inflexible_gp_insn_p,
836 has_flexible_gp_insn_p, must_initialize_gp_p and
837 must_restore_gp_when_clobbered_p.
838 (mips_expand_call): Don't generate split instructions here.
839 (mips_split_call): Update the call to mips_restore_gp after
840 the above name change.
841 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
842 (mips_find_gp_ref): New function.
843 (mips_insn_has_inflexible_gp_ref_p): Likewise.
844 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
845 (mips_insn_has_flexible_gp_ref_p): Likewise.
846 (mips_cfun_has_flexible_gp_ref_p): Likewise.
847 (mips_function_has_gp_insn): Delete.
848 (mips_global_pointer): Drop the df_regs_ever_live_p check.
849 Use the new functions above. Only return INVALID_REGNUM
850 for TARGET_ABSOLUTE_JUMPS.
851 (mips_must_initialize_gp_p): New function.
852 (mips_get_cprestore_base_and_offset): New function, extracted from...
853 (mips_cprestore_slot): ...here. Take a bool parameter.
854 (mips_cfun_has_cprestore_slot_p): New function.
855 (mips_cprestore_address_p): Likewise.
856 (mips_save_gp_to_cprestore_slot): Likewise.
857 (mips_restore_gp): Rename to...
858 (mips_restore_gp_from_cprestore_slot): ...this. Assert
859 epilogue_completed. Update the call to mips_cprestore_slot.
860 Test cfun->machine->must_restore_gp_when_clobbered_p.
861 (mips_direct_save_slot_move_p): New function.
862 (mips_emit_save_slot_move): Likewise.
863 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
864 of cfun->machine->global_pointer.
865 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
866 (mips_save_reg): Use mips_emit_save_slot_move.
867 (mips_expand_prologue): Set must_initialize_gp_p.
868 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
869 for all cprestore saves. Emit a use_cprestore instruction after
870 setting up the cprestore slot.
871 (mips_restore_reg): Use mips_emit_save_slot_move.
872 (mips_process_load_label): New function.
873 (mips_load_label_length): Likewise.
874 (mips_output_load_label): Don't return asm: output it here instead.
875 Use mips_process_load_label.
876 (mips_adjust_insn_length): Adjust the length of branch instructions
877 that have length MAX_PIC_BRANCH_LENGTH.
878 (mips_output_conditional_branch): Update the call to
879 mips_output_load_label. Assume the branch target is OPERANDS[0]
880 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
881 (mips_output_order_conditional_branch): Swap the meaning of
882 OPERANDS[0] and OPERANDS[1].
883 (mips_variable_issue): Don't count ghost instructions.
884 (mips_expand_ghost_gp_insns): New function.
885 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
886 (mips_output_mi_thunk): Set must_initialize_gp_p.
887 (mips_eh_uses): New function.
888 * config/mips/predicates.md (cprestore_save_slot_operand)
889 (cprestore_load_slot_operand): New predicates.
890 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
891 (UNSPEC_MOVE_GP): Likewise.
892 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
893 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
894 (CPRESTORE_SLOT_REGNUM): New register.
895 (MAX_PIC_BRANCH_LENGTH): New constant.
896 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
897 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
898 branches. Fix commentary.
899 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
900 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
901 Change type to "ghost".
902 (loadgp_absolute_<mode>): Likewise.
903 (loadgp_rtp_<mode>): Likewise.
904 (copygp_mips16): Likewise.
905 (loadgp_blockage): Remove redundant mode attribute.
906 (potential_cprestore): New instruction.
907 (cprestore): Turn into an unspec set.
908 (use_cprestore): New instruction.
909 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
910 (*branch_fp_inverted): Likewise.
911 (*branch_order<mode>): Likewise.
912 (*branch_order<mode>_inverted): Likewise.
913 (*branch_equality<mode>): Likewise.
914 (*branch_equality<mode>_inverted): Likewise.
915 (*branch_bit<bbv><mode>): Likewise.
916 (*branch_bit<bbv><mode>_inverted): Likewise.
917 (*branch_equality<mode>_mips16): Remove redundant mode.
918 (jump): Turn into a define_expand.
919 (*jump_absolute): New instruction.
920 (*jump_pic): Likewise.
921 (*jump_mips16): Rename previously-unnamed pattern. Remove
922 redundant mode attribute.
923 (restore_gp): Split on epilogue_completed rather than
924 reload_completed. Change type to "ghost".
925 (move_gp<mode>): New instruction.
926 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
927 Remove redundant mode attribute.
928 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
929 (bc1any4f, bc1any2t, bc1any2f): Likewise.
930 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
932 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
935 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
936 are returned in the same register (vs34 or v2) that Altivec vector
937 types are returned in.
938 (rs6000_libcall_value): Ditto.
941 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
942 instead of explicit addsi3/adddi3 calls.
943 (rs6000_split_multireg_move): Ditto.
944 (rs6000_emit_allocate_stack): Ditto.
945 (rs6000_emit_prologue): Ditto.
946 (rs6000_output_mi_thunk): Ditto.
948 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
949 size is 64 bits if we can use 64-bit registers.
951 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
953 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
956 From Jie Zhang <jie.zhang@analog.com>:
957 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
958 save FP and RETS with saveall attribute.
959 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
960 with saveall attribute.
962 * config/bfin/bfin.c (bfin_expand_builtin,
963 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
966 From Jie Zhang <jie.zhang@analog.com>:
967 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
968 before use in two places.
969 * config/bfin/bfin.md (AREG): Define mode iterator.
970 (reload_in, reload_out): Use mode iterator AREG.
972 2009-09-14 Richard Guenther <rguenther@suse.de>
975 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
978 2009-09-13 Richard Guenther <rguenther@suse.de>
979 Rafael Avila de Espindola <espindola@google.com>
981 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
982 (LANG_HOOKS_EH_PERSONALITY): Likewise.
983 (LANG_HOOKS_INITIALIZER): Adjust.
984 (lhd_pass_through_t): Declare.
985 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
987 * langhooks.c (lhd_pass_through_t): New function.
988 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
989 dwarf2out_begin_prologue): Use personality from current_function_decl.
990 * expr.h (get_personality_function): Declare.
991 * expr.c (get_personality_function): New function.
992 (build_personality_function): Likewise.
993 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
994 (eh_personality_libfunc): Remove.
995 * optabs.c (build_libfunc_function): New function split out from ...
996 (init_one_libfunc): ... here.
997 * tree.h (DECL_FUNCTION_PERSONALITY): New.
998 (tree_function_decl): Add personality.
999 (lhd_gcc_personality): Declare.
1000 (build_personality_function): Likewise.
1001 * tree.c (gcc_eh_personality_decl): New.
1002 (lhd_gcc_personality): New function.
1003 * except.h (lang_eh_runtime_type): Remove.
1004 (enum eh_personality_kind): New.
1005 (build_personality_function): Declare.
1006 (function_needs_eh_personality): Declare.
1007 * except.c (lang_eh_runtime_type): Remove.
1008 (function_needs_eh_personality): New function.
1009 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1010 (sjlj_emit_function_enter, output_function_exception_table):
1011 Use personality from current_function_decl.
1012 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1013 * tree-inline.c (tree_can_inline_p): Do not inline across different
1015 (expand_call_inline): Likewise. Adjust the callers EH personality.
1016 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1017 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1018 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1019 (c-parser.o): Likewise
1020 * c-tree.h (c_eh_initialized_p): Remove.
1021 (c_maybe_initialize_eh): Likewise.
1022 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1023 (finish_decl): Don't call c_maybe_initialize_eh.
1024 (c_eh_initialized_p): Remove.
1025 (c_maybe_initialize_eh): Likewise.
1026 * c-parser.c (c_parser_omp_construct): Likewise.
1027 (c_parse_file): Initialize exception handling.
1029 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1031 * config.gcc (tm_file): Remove i386/biarch32.h
1032 for i?86-w64-mingw* case.
1033 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1035 * config.host: Set for x64 mingw the option
1036 use_long_long_for_widest_fast_int to yes.
1038 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1040 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1041 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1042 (dbxout_begin_function): Likewise.
1043 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1044 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1045 set on the function.
1046 (final_end_function): Likewise.
1047 (final_scan_insn): Likewise.
1048 (rest_of_handle_final): Likewise.
1049 * varasm.c (assemble_start_function): Likewise.
1050 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1052 2009-09-12 Jason Merrill <jason@redhat.com>
1054 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1055 * opts.c (common_handle_option): constify.
1057 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1059 * doc/install.texi (avr): Remove obsolete reference site.
1061 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1063 * doc/install.texi (Binaries): Adjust AIX link.
1065 2009-09-12 Akim Demaille <demaille@gostai.com>
1067 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1068 Use an imperative sentence.
1070 2009-09-11 Richard Henderson <rth@redhat.com>
1072 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1073 structure-name and has-tree-operands arguments; update all entries.
1074 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1076 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1077 (gsstruct_code_size): New.
1078 (gss_for_code_): New.
1079 (gss_for_code): Remove.
1080 (gimple_size): Rewrite using gsstruct_code_size.
1081 (gimple_statement_structure): Move to gimple.h.
1082 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1083 (gss_for_code, gimple_statement_structure): New.
1084 (gimple_ops): Use new arrays; tidy.
1086 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1088 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1089 operand to be a PLUS expression.
1090 * config/pa/pa.c (pa_secondary_reload): Likewise.
1092 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1094 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1096 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1099 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1101 From Jie Zhang <jie.zhang@analog.com>:
1102 * doc/extend.texi (node Function Attributes): Document l2
1104 (node Blackfin Variable Attributes): Document l2 variable attributes.
1106 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1108 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1109 to match the system compiler's configuration at inflection point.
1110 Add comment to remark a remaining difference with system compiler.
1112 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1113 * configure: Regenerate.
1115 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1117 From Jie Zhang <jie.zhang@analog.com>:
1118 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1119 (bfin_handle_l2_attribute): New.
1120 (bfin_attribute_table): Add l2 attribute.
1122 2009-09-11 Michael Matz <matz@suse.de>
1125 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1126 on the local_decls list.
1128 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1132 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1134 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1135 for VALUEs, to implement the documented interface.
1136 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1137 Adjust for VALUEs and anything else, to implement the
1138 documented interface.
1140 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1142 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1143 with actual SPE/paired vector modes before using 64-bit alignment.
1144 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1146 2009-09-10 DJ Delorie <dj@redhat.com>
1148 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1151 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1152 * config/mep/mep.c (mep_legitimate_constant_p): New.
1153 * config/mep/mep-protos.h: Prototype it.
1155 2009-09-10 Richard Henderson <rth@redhat.com>
1157 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1159 2009-09-10 Jason Merrill <jason@redhat.com>
1161 * tree.c (chain_index): New fn.
1162 * tree.h: Declare it.
1164 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1166 * config/sol2-c.c (cmn_err_length_specs): Initialize
1167 scalar_identity_flag.
1169 2009-09-10 Richard Henderson <rth@redhat.com>
1171 * tree.h (struct tree_decl_common): Move align member earlier;
1172 move label_decl_uid member ...
1173 (struct tree_label_decl): ... here.
1174 (LABEL_DECL_UID): Update to match.
1176 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1179 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1180 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1182 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1183 dest_prev if the edge is complex.
1185 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1187 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1188 loop latch tests earlier.
1190 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1191 before GIMPLE_RETURN, not after its predecessor; insert
1194 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1195 gimple_seq_empty_p to test for no PHI nodes.
1196 * tree-cfg.c (split_critical_edges): Likewise.
1198 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1200 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1202 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1203 introduced by the VTA branch merge.
1205 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1207 * ira-conflicts.c: Use fputs or putc instead of fprintf
1211 * tree-switch-conversion.c: Ditto.
1213 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1215 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1216 introduced by the VTA branch merge.
1218 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1221 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1223 PR rtl-optimization/39779
1224 * expr.c (convert_modes): Return when mode == oldmode after
1225 CONST_INTs are processed.
1227 2009-09-10 Nick Clifton <nickc@redhat.com>
1229 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1230 attribute and referring decl when creating renamed symbol.
1232 2009-09-10 Richard Guenther <rguenther@suse.de>
1235 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1237 (cgraph_finalize_compilation_unit): Compute reachability
1238 before emitting thunks. Properly process aliases before
1239 possibly removing unreachable nodes.
1241 2009-09-10 Richard Guenther <rguenther@suse.de>
1244 * tree.c (struct free_lang_data_d): Add worklist member.
1245 (find_decls_types_r): Push onto the worklist instead of recursing.
1246 Handle TREE_BINFOs properly.
1247 (find_decls_types): New function wrapped around find_decls_types_r
1248 to process the worklist.
1249 (find_decls_types_in_eh_region): Use it.
1250 (find_decls_types_in_node): Likewise.
1251 (find_decls_types_in_var): Likewise.
1252 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1253 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1254 (AGGREGATE_TYPE_P): Adjust.
1256 2009-09-09 Jason Merrill <jason@redhat.com>
1258 * configure.ac: Check glibc version even if we have an in-tree
1261 2009-09-09 Anthony Green <green@moxielogic.com>
1263 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1264 the constant 0 when appropriate.
1265 * config/moxie/constraints.md: Add constraint O.
1267 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1268 to pass up to 6 32-bit argument values in registers.
1269 (moxie_function_arg): Ditto.
1270 (moxie_arg_partial_bytes): Ditto.
1271 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1272 (REG_PARM_STACK_SPACE): Ditto.
1273 (FUNCTION_ARG_REGNO_P): Ditto.
1275 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1276 instruction to allocate stack space.
1278 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1280 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1281 unnecessarily stringent constraints. Fix address
1282 calculation in the splitters.
1284 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1286 PR rtl-optimization/39779
1287 * expr.c (convert_modes): Return when mode == oldmode after
1288 CONST_INTs are processed.
1290 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1293 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1294 (ix86_expand_prologue): Take frame.padding0 into logic of
1296 (ix86_expand_epilogue): Likewise.
1298 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1300 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1302 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1303 * config/t-slibgcc-libgcc: New file.
1304 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1306 2009-09-09 Martin Jambor <mjambor@suse.cz>
1308 PR tree-optimization/41089
1309 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1312 2009-09-09 Richard Henderson <rth@redhat.com>
1314 * gimple.h (CASE_GIMPLE_OMP): New.
1315 (is_gimple_omp): Use it.
1316 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1317 (verify_gimple_debug): Likewise.
1319 2009-09-09 Richard Guenther <rguenther@suse.de>
1321 PR tree-optimization/41101
1322 * tree-ssa-pre.c (maximal_set): Remove.
1323 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1324 Defer all blocks we didn't visit at least one successor.
1325 (add_to_exp_gen): Do not add to the maximal set.
1326 (make_values_for_phi): Likewise.
1327 (compute_avail): Likewise.
1328 (init_pre): Do not allocate the maximal set.
1329 (execute_pre): Do not dump it.
1331 2009-09-09 Martin Jambor <mjambor@suse.cz>
1333 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1334 an SSA_NAME rather than a is_gimple_variable.
1336 2009-09-09 Richard Guenther <rguenther@suse.de>
1339 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1340 code dealing with plain pointer bases.
1341 (maybe_fold_offset_to_reference): Likewise.
1342 (maybe_fold_stmt_addition): Adjust.
1344 2009-09-09 Richard Guenther <rguenther@suse.de>
1346 * tree.c (free_lang_data_in_type): Do not free the type variant
1348 (free_lang_data): Merge char_type_node with its properly signed
1350 (pass_ipa_free): Collect after freeing language specific data.
1352 2009-09-09 Michael Matz <matz@suse.de>
1355 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1356 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1357 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1360 2009-09-08 DJ Delorie <dj@redhat.com>
1362 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1364 2009-09-04 Jason Merrill <jason@redhat.com>
1366 * tree.c (tree_find_value): Remove.
1367 * tree.h: Remove prototype.
1368 * varasm.c (assemble_external): Use value_member instead.
1370 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1372 * toplev.c (process_options): Choose default debugging type when
1373 gtoggle enables debug info and type is unset.
1375 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1379 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1382 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1384 * configure: Rebuilt with modified libtool.m4.
1386 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1391 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1393 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1395 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1396 (remove_statement): Likewise.
1397 (rewrite_use_nonlinear_expr): Adjust.
1398 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1399 * tree-ssa.c (release_defs_bitset): ... this. New.
1400 * tree-flow.h (release_defs_bitset): Declare.
1402 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1405 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1406 in the middle block.
1408 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1410 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1411 via intptr_t to long type.
1412 (insert_operand_rank): Cast long type via intptr_t to
1414 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1416 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1417 from pointer to unsigned via uintptr_t.
1419 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1420 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1422 * configure: Regenerated.
1423 * config.in: Regenerated
1424 * system.h (stdint.h): Add include.
1425 (inttypes.h): Likewise.
1426 * Makefile.in (aclocal): Add config/stdint.m4.
1427 * aclocal.m4: Regenerated.
1429 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1431 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1433 (note_np_check_stores): New function.
1434 (harmless_null_pointer_p): New function.
1435 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1436 changed. Take into account whether we're in the shadow of a condjump
1437 that tested NP_REG for NULL.
1438 Lose all code that tested for SEQUENCEs.
1439 (workaround_speculation): Avoid inserting NOPs for loads that are
1440 either always executed or a NULL pointer.
1442 2009-09-08 Jan Hubicka <jh@suse.cz>
1444 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1445 * params.def (early-inlining-insns): Likewise.
1447 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1449 PR rtl-optimization/41239
1450 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1451 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1453 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1454 across calls, as the calls might not always return normally.
1455 (call_may_noreturn_p): New function.
1456 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1457 (init_deps): Initialize it.
1458 (remove_from_deps): Also remove calls from
1459 last_function_call_may_noreturn list.
1461 2009-09-07 Richard Henderson <rth@redhat.com>
1463 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1464 more VR->OPERANDS than LHS operands. Free LHS before returning.
1466 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1468 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1469 (attr "addrtype"): New member "spreg".
1470 Use it if mem_spfp_address_operand is true for the address.
1471 (attr "type"): New entry "stall".
1472 (cpu_unit "load"): New.
1473 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1475 (insn_reservation "loadsp"): New.
1476 (insn_reservation "load_stall1"): New.
1477 (insn_reservation "load_stall3"): New.
1479 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1480 (mem_p_address_operand): Exclude stack and frame pointer based
1482 (mem_spfp_address_operand): New; match them here.
1483 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1484 (bfin_reorg): Call it if scheduling insns.
1485 (bfin_gen_bundles): Remove dummy insns created by
1486 add_sched_insns_for_speculation.
1488 From Jie Zhang <jie.zhang@analog.com>:
1489 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1490 bfin_si_revision, bfin_workarounds): Move these ...
1491 * config/bfin/bfin.h: ... here.
1493 From Mike Frysinger <michael.frysinger@analog.com>
1494 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1495 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1496 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1497 bf547m, bf548m, and bf549m.
1498 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1499 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1500 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1501 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1502 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1503 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1504 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1505 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1506 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1507 bf542m, bf544m, bf547m, bf548m, and bf549m.
1509 From Jie Zhang <jie.zhang@analog.com>:
1510 * config/bfin/predicates.md (p_register_operand): New predicate.
1511 (dp_register_operand): New predicate.
1512 * config/bfin/bfin-protos.h (WA_05000074): Define.
1513 (ENABLE_WA_05000074): Define.
1514 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1515 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1516 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1517 (define_attr addrtype): Allow load/store register to be P register.
1518 (define_attr storereg): New.
1519 (define_cpu_unit anomaly_05000074): New.
1520 (define_insn_reservation dsp32shiftimm): New.
1521 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1522 (define_insn_reservation loadp): Cannot use slot2.
1523 (define_insn_reservation loadsp): Cannot use slot2.
1524 (define_insn_reservation storep): Cannot use slot2. Does not
1525 apply when working around 05000074.
1526 (define_insn_reservation storep_anomaly_05000074): New.
1527 (define_insn_reservation storei): Does not apply when working
1529 (define_insn_reservation storei_anomaly_05000074): New.
1530 (define_attr length): Add dsp32shiftimm case.
1531 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1532 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1533 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1534 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1535 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1537 2009-09-07 Martin Jambor <mjambor@suse.cz>
1540 * tree-sra.c (create_artificial_child_access): Return NULL if
1541 build_ref_for_offset fails.
1542 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1543 and create_artificial_child_access to fail.
1545 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1548 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1549 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1550 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1552 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1554 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1555 block, ensure it has an exit edge. Emit a barrier after a jump.
1557 2009-09-07 Nick Clifton <nickc@redhat.com>
1559 * gcc.c (this_is_linker_script): New variable. Like
1560 this_is_library_file but for the %T constructor.
1561 (end_going_arg): If this_is_linker_script is set then locate the
1562 script and insert a --script switch before it
1563 (do_spec_2): Initialise this_is_linker_script.
1564 (do_spec_1): Likewise. Handle %T construct.
1565 (eval_spec_function): Preserve this_is_linker_script.
1566 * doc/invoke.texi: Document %T construct in spec files.
1567 * config/m32c/m32c.h (LIB_SPEC): Use it.
1569 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1571 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1572 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1573 when volatile flag is set.
1574 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1576 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1579 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1580 (combine_stack_adjustments_for_block): Allow insns between stack
1581 adjustments and stores with corresponding pre-(dec|inc)rement or
1582 pre-modify operation.
1584 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1587 * combine-stack-adj.c (struct csa_memlist): Rename to...
1588 (struct csa_reflist): ... this. Rename mem field to ref.
1589 (free_csa_memlist): Rename to...
1590 (free_csa_reflist): ... this.
1591 (record_one_stack_memref): Rename to...
1592 (record_one_stack_ref): ... this. Handle also REG_P.
1593 (try_apply_stack_adjustment): Handle also REG_P.
1594 (struct record_stack_memrefs_data): Rename to...
1595 (struct record_stack_refs_data): ... this. Rename memlist field to
1597 (record_stack_memrefs): Rename to...
1598 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1599 subexpressions instead of failing when a MEM contains SP references.
1600 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1601 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1603 2009-09-06 Richard Guenther <rguenther@suse.de>
1606 * tree.c (build_array_type): Do not record types marked
1607 with structural equality in the canonical type hashtable.
1609 2009-09-06 Richard Guenther <rguenther@suse.de>
1612 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1614 2009-09-05 Richard Guenther <rguenther@suse.de>
1617 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1619 2009-09-05 Richard Guenther <rguenther@suse.de>
1622 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1624 2009-09-05 Richard Guenther <rguenther@suse.de>
1627 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1628 before comparing function argument types.
1630 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1633 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1636 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1639 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1641 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1642 locators before emit_insn is called.
1644 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1647 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1648 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1649 (reginfo_init): Don't call allocate_reg_info.
1651 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1654 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1655 NONDEBUG_INSN_P instead of INSN_P.
1657 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1660 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1662 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1665 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1666 pattern of the split.
1668 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1670 * toplev.c (process_options): Move setter of flag_var_tracking
1671 before other tests that depend on it. Move down setter of
1672 flag_rename_registers. Don't enable var-tracking-assignments
1673 by default if selective scheduling is enabled. Warn if both
1676 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1678 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1679 comment. Use switch statement to catch overlaps between rtx
1680 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1681 (IS_DECL_CODE): ... here. Remove.
1682 (check_value_is_not_decl): Remove.
1683 (dv_from_decl, dv_from_value): Check after conversion.
1685 2009-09-04 Richard Guenther <rguenther@suse.de>
1688 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1689 after emitting tunks. Move emitting thunks and ctors from ...
1690 (cgraph_optimize): ... here. Remove redundant
1691 cgraph_analyze_functions.
1692 * varasm.c (find_decl_and_mark_needed): Remove no longer
1694 (finish_aliases_1): Adjust check for thunk aliases.
1696 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1698 * config/arm/arm.md (ctzsi2): Added braces
1699 to avoid warning that broke booststrap.
1701 2009-09-04 Martin Jambor <mjambor@suse.cz>
1703 PR tree-optimization/41112
1704 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1705 handle variable-bounded arrays.
1706 (expr_with_var_bounded_array_refs_p): New function.
1707 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1709 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1711 * config/s390/2097.md: Removed two incorrect bypasses.
1712 (z10_fsimpdf): Fixed latency.
1713 (z10_fhex): New insn_reservation.
1714 (z10_floaddf): Fixed latency.
1715 (z10_floadsf): Fixed latency.
1716 (z10_ftrunctf): Fixed latency.
1717 (z10_ftruncdf): Fixed latency.
1718 * config/s390/s390.c (z10_cost): Fixed values.
1719 (s390_adjust_priority): Added z10 path.
1720 * config/s390/s390.md (type): Added fhex.
1721 (*mov<mode>_64dfp): Updated type attribute.
1722 (*mov<mode>_64): Updated type attribute.
1723 (*mov<mode>_31): Updated type attribute.
1724 (*mov<mode>"): Likewise.
1725 * config/s390/2084.md (x_fsimpdf): Updated condition.
1727 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1729 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1730 RTXs in the predicate for operand 1.
1732 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1734 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1735 (rbitsi2): New insn.
1736 (ctzsi2): New expand.
1737 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1739 2009-09-03 Martin Jambor <mjambor@suse.cz>
1741 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1742 (create_artificial_child_access): Use build_ref_for_offset instead
1743 of duplicate_expr_for_different_base.
1744 (propagate_subacesses_accross_link): Likewise.
1746 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1748 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1750 (mips16e_collect_argument_saves): Skip debug instructions.
1751 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1752 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1753 (r10k_insert_cache_barriers): Likewise.
1754 (mips_reorg_process_insns): Likewise.
1756 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1759 * ira.c (update_equiv_reg): Remove check on class likely spill.
1761 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1764 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1765 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1769 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1770 the stack slot if it is passed by invisible reference.
1771 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1772 by invisible reference.
1774 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1776 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1777 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1778 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1780 * config/bfin/sync.md: New file.
1781 * config/bfin/bfin.md: Include it.
1782 (UNSPEC_ATOMIC): New.
1783 (UNSPEC_ONES): Provide a unique number.
1785 From Jie Zhang <jie.zhang@analog.com>:
1786 * config/bfin/bfin.c (ret_regs): New.
1787 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1788 (must_save_rets_p): New.
1789 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1790 current_function_is_leaf.
1791 (do_link): Likewise.
1792 (do_unlink): Likewise.
1793 (expand_interrupt_handler_prologue): Use ret_regs array.
1794 (expand_interrupt_handler_epilogue): Use ret_regs array and
1795 pass return register to gen_return_internal.
1796 (bfin_expand_epilogue): Pass return register to
1797 gen_return_internal.
1798 (bfin_expand_call): Explicitly clobber RETS.
1799 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1800 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1801 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1802 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1804 (return_internal): Take a reg rtx rather than the register number.
1806 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1808 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1809 when comparing against estimated_loop_iterations_int return.
1811 2009-09-03 Richard Guenther <rguenther@suse.de>
1813 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1814 eh_personality_libfunc.
1816 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1818 * tree-parloops.c (separate_decls_in_region): Add space.
1820 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1822 * tree-parloops.c (separate_decls_in_region): Change the condition
1823 checking if there are reductions in the loop.
1825 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1827 PR tree-optimization/38275
1828 * tree-parloops.c (parallelize_loops): Replace profitability condition
1829 for expected number of iterations.
1831 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1833 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1834 (bootstrap-debug): Explain conditions in which it becomes default.
1835 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1838 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1840 * doc/invoke.texi (Optimize Options): Move
1841 -finline-small-functions to the -O2 list.
1843 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1845 * toplev.c (process_options): Enable var-tracking-assignments
1846 by default if var-tracking is enabled.
1848 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1850 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1852 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1853 * rtl.h (prev_nonnote_insn_bb): Declare it.
1855 2009-09-03 Diego Novillo <dnovillo@google.com>
1857 * cgraph.c (cgraph_node_for_decl): New.
1858 * cgraph.h (cgraph_node_for_decl): Declare.
1859 * tree.c (host_integerp): Return 0 if T is NULL.
1861 2009-09-03 Diego Novillo <dnovillo@google.com>
1863 * tree.h (struct alias_pair): Move from varasm.c.
1864 (alias_pairs): Likewise.
1865 (TYPE_MAXVAL): Define.
1866 (TYPE_MINVAL): Define.
1867 (iterative_hash_host_wide_int): Declare.
1868 (remove_unreachable_alias_pairs): Declare.
1869 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1870 * diagnostic.c (default_diagnostic_starter): Make extern.
1871 (default_diagnostic_finalizer): Make extern.
1872 * diagnostic.h (default_diagnostic_starter): Declare.
1873 (default_diagnostic_finalizer): Declare.
1874 (default_tree_printer): Declare.
1875 * toplev.c (default_tree_printer): Make extern.
1877 2009-09-03 Richard Guenther <rguenther@suse.de>
1878 Diego Novillo <dnovillo@google.com>
1880 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1881 * cgraphunit.c (cgraph_expand_function): Do not emit
1882 associated thunks from here.
1883 (cgraph_emit_thunks): New.
1884 (cgraph_optimize): Call it.
1885 Return if any IPA pass finds an error.
1886 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1889 2009-09-03 Simon Baldwin <simonb@google.com>
1890 Rafael Espindola <espindola@google.com>
1891 Richard Guenther <rguenther@suse.de>
1892 Doug Kwan <dougkwan@google.com>
1893 Diego Novillo <dnovillo@google.com>
1895 * tree.c: Include tree-pass.h, langhooks-def.h,
1896 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1897 (free_lang_data_in_type): New.
1898 (need_assembler_name_p): New.
1899 (free_lang_data_in_block): New.
1900 (free_lang_data_in_decl): New.
1901 (struct free_lang_data_d): New.
1902 (add_tree_to_fld_list): New.
1903 (find_decls_types_r): New.
1904 (get_eh_types_for_runtime): New.
1905 (find_decls_types_in_eh_region): New.
1906 (find_decls_types_in_node): New.
1907 (find_decls_types_in_var): New.
1908 (free_lang_data_in_cgraph): New.
1909 (free_lang_data): New.
1910 (gate_free_lang_data): New.
1911 (pass_ipa_free_lang_data): New.
1913 2009-09-03 Diego Novillo <dnovillo@google.com>
1915 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1916 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1917 (lang_hooks): Remove const qualifier.
1918 * ipa.c (cgraph_remove_unreachable_nodes): Call
1919 remove_unreachable_alias_pairs.
1920 * except.c (add_type_for_runtime): Check if TYPE has
1921 already been converted.
1922 (lookup_type_for_runtime): Likewise.
1923 (check_handled): Handle converted types.
1924 * varasm.c (remove_unreachable_alias_pairs): New.
1925 * gimple.c: Include demangle.h.
1926 (gimple_decl_printable_name): New.
1927 (gimple_fold_obj_type_ref): New.
1928 * gimple.h (gimple_decl_printable_name): Declare.
1929 (gimple_fold_obj_type_ref): Declare.
1930 * passes.c (init_optimization_passes): Add pass
1931 pass_ipa_free_lang_data.
1932 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1933 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1935 2009-09-03 Diego Novillo <dnovillo@google.com>
1937 * c-lang.c (lang_hooks): Remove const qualifier.
1939 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1941 * doc/install.texi (*-*-freebsd*): Update target information.
1943 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1945 * hard-reg-set.h (call_fixed_regs): Remove.
1946 * reginfo.c (call_fixed_regs): Remove.
1947 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1948 (globalize_reg): Don't use call_fixed_regs.
1949 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1952 2009-09-01 Michael Matz <matz@suse.de>
1954 * expr.h (emit_storent_insn, expand_expr_real_1,
1955 expand_expr_real_2): Declare.
1956 * expr.c (emit_storent_insn, expand_expr_real_1,
1957 expand_expr_real_2): Export.
1958 (store_expr): Setting and evaluating dont_return_target is useless.
1959 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1960 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1961 * except.c (expand_resx_expr): Rename to ...
1962 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1963 * except.h (expand_resx_stmt): Declare.
1964 * stmt.c: Add include gimple.h
1965 (expand_asm_expr): Rename to ...
1966 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1967 (expand_case): Rewrite to take gimple statement.
1968 * tree.h (expand_asm_stmt): Declare.
1969 (expand_case): Change prototype.
1970 * Makefile.in (stmt.o): Depend on gimple.h.
1971 * builtins.c (expand_builtin_synchronize): Build gimple asm
1972 statement, not an ASM_EXPR.
1973 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1974 gimple_to_tree, release_stmt_tree): Remove.
1975 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1976 ggc_free, but hold comparison code and operands separately.
1977 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1978 (expand_call_stmt, expand_gimple_stmt_1,
1979 expand_gimple_stmt): New helpers.
1980 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
1981 release_stmt_tree. Call expand_gimple_stmt instead.
1982 (expand_gimple_basic_block): Ditto.
1984 * calls.c (emit_call_1): Don't look at EH regions here, make
1985 fntree parameter useless.
1986 (expand_call): New local rettype for TREE_TYPE(exp), use it
1987 throughout. Remove local p, use addr instead.
1988 Don't look at EH regions here.
1990 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
1992 * doc/invoke.texi (-fsched-pressure): Document it.
1993 (-fsched-reg-pressure-heuristic): Remove it.
1995 * reload.c (ira.h): Include.
1996 (find_reloads): Add choosing reload on number of small spilled
1999 * haifa-sched.c (ira.h): Include.
2000 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2001 saved_reg_pressure, curr_reg_live, saved_reg_live,
2002 region_ref_regs): New variables.
2003 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2004 initiate_reg_pressure_info, setup_ref_regs,
2005 initiate_bb_reg_pressure_info, save_reg_pressure,
2006 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2008 (setup_insn_reg_pressure_info): New function.
2009 (rank_for_schedule): Add pressure checking and insn issue time.
2010 Remove comparison of insn reg weights.
2011 (ready_sort): Set insn reg pressure info.
2012 (update_register_pressure, setup_insn_max_reg_pressure,
2013 update_reg_and_insn_max_reg_pressure,
2014 sched_setup_bb_reg_pressure_info): New functions.
2015 (schedule_insn): Add code for printing and updating reg pressure info.
2016 (find_set_reg_weight, find_insn_reg_weight): Remove.
2017 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2018 (debug_ready_list): Print reg pressure info.
2019 (schedule_block): Ditto. Check insn issue time.
2020 (sched_init): Set up sched_pressure_p. Allocate and set up some
2021 reg pressure related info.
2022 (sched_finish): Free some reg pressure related info.
2023 (fix_tick_ready): Make insn always ready if pressure_p.
2024 (init_h_i_d): Don't call find_insn_reg_weight.
2025 (haifa_finish_h_i_d): Free insn reg pressure info.
2027 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2028 ira_memory_move_cost, ira_class_hard_regs,
2029 ira_class_hard_regs_num, ira_no_alloc_regs,
2030 ira_available_class_regs, ira_reg_class_cover_size,
2031 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2033 * ira-lives.c (single_reg_class): Check mode to find how many
2034 registers are necessary for operand.
2035 (ira_implicitly_set_insn_hard_regs): New.
2037 * common.opt (fsched-pressure): New options.
2038 (fsched-reg-pressure-heuristic): Remove.
2040 * ira.c (setup_eliminable_regset): Rename to
2041 ira_setup_eliminable_regset. Make it external.
2042 (expand_reg_info): Pass cover class to setup_reg_classes.
2043 (ira): Call resize_reg_info instead of allocate_reg_info.
2045 * sched-deps.c: Include ira.h.
2046 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2047 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2048 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2049 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2050 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2051 mark_insn_reg_store, mark_insn_reg_clobber,
2052 setup_insn_reg_pressure_info): New.
2053 (sched_analyze_1): Update implicit_reg_pending_uses.
2054 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2055 Use them to create dependencies. Set insn reg uses and pressure
2056 info. Process reg_pending_uses in one place.
2057 (free_deps): Free implicit sets.
2058 (remove_from_deps): Remove implicit sets if necessary. Check
2059 implicit sets when clearing reg_last_in_use.
2060 (init_deps_global): Clear implicit_reg_pending_clobbers and
2061 implicit_reg_pending_uses.
2063 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2064 ira_memory_move_cost, ira_class_hard_regs,
2065 ira_class_hard_regs_num, ira_no_alloc_regs,
2066 ira_available_class_regs, ira_reg_class_cover_size,
2067 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2068 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2069 ira_implicitly_set_insn_hard_regs): New prototypes.
2071 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2072 cost_elements_num): New variables.
2073 (allocno_costs, total_costs): Rename to costs and
2074 total_allocno_costs.
2075 (COSTS_OF_ALLOCNO): Rename to COSTS.
2076 (allocno_pref): Rename to pref.
2077 (allocno_pref_buffer): Rename to pref_buffer.
2078 (common_classes): Rename to regno_cover_class.
2080 (record_reg_classes): Set allocno attributes only if allocno_p.
2081 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2082 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2083 and COSTS_OF_ALLOCNO.
2084 (print_costs): Rename to print_allocno_costs.
2085 (print_pseudo_costs): New.
2086 (process_bb_node_for_costs): Split into 2 functions with new
2087 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2088 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2089 new parameter dump_file. Use cost_elements_num instead of
2090 ira_allocnos_num. Make one iteration if preferred classes were
2091 already calculated for scheduler. Make 2 versions of code
2092 depending on allocno_p.
2093 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2094 regno_cover_class and COSTS instead of common_classes and
2096 (init_costs, finish_costs): New.
2097 (ira_costs): Set up allocno_p and cost_elements_num. Call
2098 init_costs and finish_costs.
2099 (ira_set_pseudo_classes): New.
2101 * rtl.h (allocate_reg_info): Remove.
2102 (resize_reg_info): Change return type.
2103 (reg_cover_class): New.
2104 (setup_reg_classes): Add new parameter.
2106 * sched-int.h (struct deps_reg): New member implicit_sets.
2107 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2108 (INCREASE_BITS): New macro.
2109 (struct reg_pressure_data, struct reg_use_data): New.
2110 (struct _haifa_insn_data): Remove reg_weight. Add members
2111 reg_pressure, reg_use_list, reg_set_list, and
2112 reg_pressure_excess_cost_change.
2113 (struct deps): New member implicit_sets.
2114 (pressure_p): New variable.
2115 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2116 (struct reg_pressure_data, struct reg_use_data): New.
2117 (INSN_REG_WEIGHT): Remove.
2118 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2119 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2120 (sched_init_region_reg_pressure_info,
2121 sched_setup_bb_reg_pressure_info): New prototypes.
2123 * reginfo.c (struct reg_pref): New member coverclass.
2124 (reg_cover_class): New function.
2125 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2126 (reg_info_size): New variable.
2127 (allocate_reg_info): Make static. Setup reg_info_size.
2128 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2129 (setup_reg_classes): Add a new parameter. Setup cover class too.
2131 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2134 * sched-rgn.c (deps_join): Set up implicit_sets.
2135 (schedule_region): Set up region and basic blocks pressure
2138 * passes.c (init_optimization_passes): Move
2139 pass_subregs_of_mode_init before pass_sched.
2141 2009-09-02 Martin Jambor <mjambor@suse.cz>
2143 * tree-sra.c (struct access): New field grp_hint.
2144 (dump_access): Dump grp_hint.
2145 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2147 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2148 those which have been specifically read and somehow written to.
2149 (propagate_subacesses_accross_link): Set grp_hint of right child and
2150 also possibly of the left child.
2152 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2154 * tree-object-size.c (addr_object_size): Always use object_size_type
2155 0 or 2 when determining the pointer pointed object size.
2157 2009-09-02 Richard Guenther <rguenther@suse.de>
2160 2009-08-31 Richard Guenther <rguenther@suse.de>
2162 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2163 to query if the memory regions for memmove overlap.
2164 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2165 asserts on pointers, instead deal with odd trees.
2166 (ptr_derefs_may_alias_p): Likewise.
2167 (refs_may_alias_p_1): Constructor bases also never alias.
2169 2009-08-01 Christian Bruel <christian.bruel@st.com>
2172 2009-07-31 Christian Bruel <christian.bruel@st.com>
2173 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2175 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2177 * doc/invoke.texi (-fvar-tracking-assignments): New.
2178 (-fvar-tracking-assignments-toggle): New.
2179 (-fdump-final-insns=file): Mark filename as optional.
2180 (--param min-nondebug-insn-uid): New.
2181 (-gdwarf-@{version}): Mention version 4.
2182 * opts.c (common_handle_option): Accept it.
2183 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2184 * regrename.c (regrename_optimize): Drop last. Don't count debug
2185 insns as uses. Don't reject change because of debug insn.
2186 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2187 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2188 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2189 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2190 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2191 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2192 * doc/gimple.texi (is_gimple_debug): New.
2193 (gimple_debug_bind_p): New.
2194 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2195 * doc/install.texi (bootstrap-debug): More details.
2196 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2197 (bootstrap-debug-lib): More details.
2198 (bootstrap-debug-ckovw): Update.
2199 (bootstrap-time): New.
2200 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2201 (insert_phi_nodes_for): Insert debug stmts.
2202 (rewrite_stmt): Take iterator. Insert debug stmts.
2203 (rewrite_enter_block): Adjust.
2204 (maybe_replace_use_in_debug_stmt): New.
2205 (rewrite_update_stmt): Use it.
2206 (mark_use_interesting): Return early for debug stmts.
2207 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2208 stmts before replacing stmt.
2209 (move_computations_stmt): Likewise.
2210 * ira-conflicts.c (add_copies): Skip debug insns.
2211 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2212 (regstat_bb_compute_ri): Skip debug insns.
2213 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2214 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2215 check_loop_closed_ssa_stmt): Skip debug stmts.
2216 * tree-tailcall.c (find_tail_calls): Likewise.
2217 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2218 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2219 (build_var_debug_value_stat): Declare.
2220 (build_var_debug_value): Define.
2221 (target_for_debug_bind): Declare.
2222 * reload.c (find_equiv_reg): Skip debug insns.
2223 * rtlanal.c (reg_used_between_p): Skip debug insns.
2224 (side_effects_p): Likewise.
2225 (canonicalize_condition): Likewise.
2226 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2227 insns never depend on debug insns.
2228 (create_ddg_dep_no_link): Likewise.
2229 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2230 Don't add inter-loop dependencies for debug insns.
2231 (build_intra_loop_deps): Likewise.
2232 (create_ddg): Count debug insns.
2233 * ddg.h (struct ddg::num_debug): New.
2234 (num_backargs): Pair up with previous int field.
2235 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2236 -fcompare-debug-second.
2237 * final.c (get_attr_length_1): Skip debug insns.
2238 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2239 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2240 (driver_self_specs): Map -fdump-final-insns to
2241 -fdump-final-insns=..
2242 (get_local_tick): New.
2243 (compare_debug_dump_opt_spec_function): Test for . argument and
2244 compute output name. Compute temp output spec without flag name.
2245 Compute -frandom-seed.
2246 (OPT): Undef after use.
2247 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2248 (average_num_loop_insns): Likewise.
2249 * params.h (MIN_NONDEBUG_INSN_UID): New.
2250 * gimple.def (GIMPLE_DEBUG): New.
2251 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2252 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2253 (merge_in_block): Fix whitespace.
2254 * toplev.c (flag_var_tracking): Update comment.
2255 (flag_var_tracking_assignments): New.
2256 (flag_var_tracking_assignments_toggle): New.
2257 (process_options): Don't open final insns dump file if we're not
2258 going to write to it. Compute defaults for var_tracking.
2259 * df-scan.c (df_insn_rescan_debug_internal): New.
2260 (df_uses_record): Handle debug insns.
2261 * haifa-sched.c (ready): Initialize n_debug.
2262 (contributes_to_priority): Skip debug insns.
2263 (dep_list_size): New.
2265 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2266 they're ready. Disregard previous debug insns to make decisions.
2267 (queue_insn): Never queue debug insns.
2268 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2269 (schedule_insn): Don't reject debug insns because of issue rate.
2270 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2271 (queue_to_ready): Skip and discount debug insns.
2272 (choose_ready): Let debug insns through.
2273 (schedule_block): Check boundary debug insns. Discount debug
2274 insns, schedule them early. Adjust whitespace.
2275 (set_priorities): Check for boundary debug insns.
2276 (add_jump_dependencies): Use dep_list_size.
2277 (prev_non_location_insn): New.
2278 (check_cfg): Use it.
2279 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2281 (remove_unused_ivs): Reset debug stmts.
2282 * modulo-sched.c (const_iteration_count): Skip debug insns.
2283 (res_MII): Discount debug insns.
2284 (loop_single_full_bb_p): Skip debug insns.
2285 (sms_schedule): Likewise.
2286 (sms_schedule_by_order): Likewise.
2287 (ps_has_conflicts): Likewise.
2288 * caller-save.c (refmarker_fn): New.
2289 (save_call_clobbered_regs): Replace regs with saved mem in
2291 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2292 Call refmarker_fn mark for hardregnos.
2293 (mark_reg_as_referenced): New.
2294 (replace_reg_with_saved_mem): New.
2295 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2296 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2298 (cse_extended_basic_block): Skip debug insns.
2299 (count_reg_usage): Likewise.
2300 (is_dead_reg): New, split out of...
2301 (set_live_p): ... here.
2302 (insn_live_p): Use it for debug insns.
2303 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2304 (execute_optimize_stdarg): Likewise.
2305 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2306 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2307 changes in debug stmts as changes.
2308 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2309 (moveup_expr): Don't move across debug insns. Don't move
2310 debug insn if it would create a bookkeeping block.
2311 (moveup_expr_cached): Don't use cache for debug insns that
2312 are heads of blocks.
2313 (compute_av_set_inside_bb): Skip debug insns.
2314 (sel_rank_for_schedule): Schedule debug insns first. Remove
2316 (block_valid_for_bookkeeping_p); Support lax searches.
2317 (create_block_for_bookkeeping): Adjust block numbers when
2318 encountering debug-only blocks.
2319 (find_place_for_bookkeeping): Deal with debug-only blocks.
2320 (generate_bookkeeping_insn): Accept no place to insert.
2321 (remove_temp_moveop_nops): New argument full_tidying.
2322 (prepare_place_to_insert): Deal with debug insns.
2323 (advance_state_on_fence): Debug insns don't start cycles.
2324 (update_boundaries): Take fence as argument. Deal with
2326 (schedule_expr_on_boundary): No full_tidying on debug insns.
2327 (fill_insns): Deal with debug insns.
2328 (track_scheduled_insns_and_blocks): Don't count debug insns.
2329 (need_nop_to_preserve_insn_bb): New, split out of...
2330 (remove_insn_from_stream): ... this.
2331 (fur_orig_expr_not_found): Skip debug insns.
2332 * rtl.def (VALUE): Move up.
2334 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2335 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2336 Set it if debug stmts are found.
2337 (statement_sink_location): Skip debug stmts. Propagate
2338 moving defs into debug stmts.
2339 * ifcvt.c (first_active_insn): Skip debug insns.
2340 (last_active_insns): Likewise.
2341 (cond_exec_process_insns): Likewise.
2342 (noce_process_if_block): Likewise.
2343 (check_cond_move_block): Likewise.
2344 (cond_move_convert_if_block): Likewise.
2345 (block_jumps_and_fallthru_p): Likewise.
2346 (dead_or_predicable): Likewise.
2347 * dwarf2out.c (debug_str_hash_forced): New.
2348 (find_AT_string): Add comment.
2349 (gen_label_for_indirect_string): New.
2350 (get_debug_string_label): New.
2351 (AT_string_form): Use it.
2352 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2353 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2354 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2355 several operations that cannot be represented with DWARF opcodes.
2356 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2357 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2358 (dwarf2out_var_location): Take during-call mark into account.
2359 (output_indirect_string): Update comment. Output if there are
2360 label and references.
2361 (prune_indirect_string): New.
2362 (prune_unused_types): Call it if debug_str_hash_forced.
2363 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2364 (dw_long_long_const): Remove.
2365 (struct dw_val_struct): Change val_long_long type to rtx.
2366 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2367 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2368 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2369 component instead of HOST_BITS_PER_LONG.
2370 (output_loc_operands): Likewise. For const8* assert
2371 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2372 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2373 rather than HOST_BITS_PER_LONG is >= 64.
2374 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2376 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2377 HOST_BITS_PER_LONG for dw_val_class_long_long.
2378 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2379 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2380 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2382 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2383 Handle DW_OP_implicit_value.
2384 (extract_int): Move prototype earlier.
2385 (mem_loc_descriptor): For SUBREG punt if inner
2386 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2387 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2388 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2389 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2390 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2391 instead of Pmode size.
2392 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2393 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2394 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2395 (concat_loc_descriptor, concatn_loc_descriptor,
2396 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2397 (add_location_or_const_value_attribute): Likewise. For single
2398 location loc_lists attempt to use add_const_value_attribute
2399 for constant decls. Add DW_AT_const_value even if
2400 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2402 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2403 (control_flow_insn_p): Likewise.
2404 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2405 (separate_decls_in_region_debug_bind): New.
2406 (separate_decls_in_region): Process debug bind stmts afterwards.
2407 * recog.c (verify_changes): Handle debug insns.
2408 (extract_insn): Likewise.
2409 (peephole2_optimize): Skip debug insns.
2410 * dse.c (scan_insn): Skip debug insns.
2411 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2413 (setup_id_for_insn): Handle debug insns.
2414 (maybe_tidy_empty_bb): Adjust whitespace.
2415 (tidy_control_flow): Skip debug insns.
2416 (sel_remove_insn): Adjust for debug insns.
2417 (sel_estimate_number_of_insns): Skip debug insns.
2418 (create_insn_rtx_from_pattern): Handle debug insns.
2419 (create_copy_of_insn_rtx): Likewise.
2420 * sel-sched-.h (sel_bb_end): Declare.
2421 (sel_bb_empty_or_nop_p): New.
2422 (get_all_loop_exits): Use it.
2423 (_eligible_successor_edge_p): Likewise.
2424 (return_nop_to_pool): Adjust.
2425 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2426 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2427 * gimple-pretty-print.c (dump_gimple_debug): New.
2428 (dump_gimple_stmt): Use it.
2429 (dump_bb_header): Skip gimple debug stmts.
2430 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2431 (fixup_match_2): Likewise.
2432 (regmove_backward_pass): Likewise. Simplify combined
2433 replacement. Handle debug insns.
2434 * function.c (instantiate_virtual_regs): Handle debug insns.
2435 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2436 * print-rtl.h: Include cselib.h.
2437 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2438 * df.h (df_inns_rescan_debug_internal): Declare.
2439 * gcse.c (alloc_hash_table): Estimate n_insns.
2440 (cprop_insn): Don't regard debug insns as changes.
2441 (bypass_conditional_jumps): Skip debug insns.
2442 (one_pre_gcse_pass): Adjust.
2443 (one_code_hoisting_pass): Likewise.
2444 (compute_ld_motion_mems): Skip debug insns.
2445 (one_cprop_pass): Adjust.
2446 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2447 (if_convertible_stmt_p): Handle debug stmts.
2448 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2449 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2450 * ira-build.c (create_bb_allocnos): Skip debug insns.
2451 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2452 (has_single_use): Likewise.
2453 (single_imm_use): Likewise.
2454 (num_imm_uses): Likewise.
2455 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2456 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2457 (create_outofssa_var_map): Likewise.
2458 * lower-subreg.c (adjust_decomposed_uses): New.
2459 (resolve_debug): New.
2460 (decompose_multiword_subregs): Use it.
2461 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2462 * emit-rtl.c: Include params.h.
2463 (cur_debug_insn_uid): Define.
2464 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2465 (copy_rtx_if_shared_1): Handle debug insns.
2466 (reset_used_flags): Likewise.
2467 (set_used_flags): LIkewise.
2468 (get_max_insn_count): New.
2469 (next_nondebug_insn): New.
2470 (prev_nondebug_insn): New.
2471 (make_debug_insn_raw): New.
2472 (emit_insn_before_noloc): Handle debug insns.
2473 (emit_jump_insn_before_noloc): Likewise.
2474 (emit_call_insn_before_noloc): Likewise.
2475 (emit_debug_insn_before_noloc): New.
2476 (emit_insn_after_noloc): Handle debug insns.
2477 (emit_jump_insn_after_noloc): Likewise.
2478 (emit_call_insn_after_noloc): Likewise.
2479 (emit_debug_insn_after_noloc): Likewise.
2480 (emit_insn_after): Take loc from earlier non-debug insn.
2481 (emit_jump_insn_after): Likewise.
2482 (emit_call_insn_after): Likewise.
2483 (emit_debug_insn_after_setloc): New.
2484 (emit_debug_insn_after): New.
2485 (emit_insn_before): Take loc from later non-debug insn.
2486 (emit_jump_insn_before): Likewise.
2487 (emit_call_insn_before): Likewise.
2488 (emit_debug_insn_before_setloc): New.
2489 (emit_debug_insn_before): New.
2490 (emit_insn): Handle debug insns.
2491 (emit_debug_insn): New.
2492 (emit_jump_insn): Handle debug insns.
2493 (emit_call_insn): Likewise.
2495 (init_emit): Take min-nondebug-insn-uid into account.
2496 Initialize cur_debug_insn_uid.
2497 (emit_copy_of_insn_after): Handle debug insns.
2498 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2499 location of single rhs in place.
2500 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2501 (floor_sdiv_adjust): New.
2502 (cell_sdiv_adjust): New.
2503 (cell_udiv_adjust): New.
2504 (round_sdiv_adjust): New.
2505 (round_udiv_adjust): New.
2506 (wrap_constant): Moved from cselib.
2507 (unwrap_constant): New.
2508 (expand_debug_expr): New.
2509 (expand_debug_locations): New.
2510 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2512 (gimple_expand_cfg): Expand debug locations.
2513 * cselib.c: Include tree-pass.h.
2514 (struct expand_value_data): New.
2515 (cselib_record_sets_hook): New.
2516 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2517 (cselib_clear_table): Move, and implemnet in terms of...
2518 (cselib_reset_table_with_next_value): ... this.
2519 (cselib_get_next_unknown_value): New.
2520 (discard_useless_locs): Don't discard preserved values.
2521 (cselib_preserve_value): New.
2522 (cselib_preserved_value_p): New.
2523 (cselib_preserve_definitely): New.
2524 (cselib_clear_preserve): New.
2525 (cselib_preserve_only_values): New.
2526 (new_cselib_val): Take rtx argument. Dump it in details.
2527 (cselib_lookup_mem): Adjust.
2528 (expand_loc): Take regs_active in struct. Adjust. Silence
2529 dumps unless details are requested.
2530 (cselib_expand_value_rtx_cb): New.
2531 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2532 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2533 without details. Copy more subregs. Try to resolve values
2534 using a callback. Wrap constants.
2535 (cselib_subst_to_values): Adjust.
2536 (cselib_log_lookup): New.
2537 (cselib_lookup): Call it.
2538 (cselib_invalidate_regno): Don't count preserved values as useless.
2539 (cselib_invalidate_mem): Likewise.
2540 (cselib_record_set): Likewise.
2541 (struct set): Renamed to cselib_set, moved to cselib.h.
2542 (cselib_record_sets): Adjust. Call hook.
2543 (cselib_process_insn): Reset table when it would be cleared.
2544 (dump_cselib_val): New.
2545 (dump_cselib_table): New.
2546 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2547 (remove_forwarder_block): Support moving debug stmts.
2548 * cselib.h (cselib_record_sets_hook): Declare.
2549 (cselib_expand_callback): New type.
2550 (cselib_expand_value_rtx_cb): Declare.
2551 (cselib_reset_table_with_next_value): Declare.
2552 (cselib_get_next_unknown_value): Declare.
2553 (cselib_preserve_value): Declare.
2554 (cselib_preserved_value_p): Declare.
2555 (cselib_preserve_only_values): Declare.
2556 (dump_cselib_table): Declare.
2557 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2558 (try_crossjump_to_edge): Likewise.
2559 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2560 dominated blocks when debug stmts are present.
2561 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2562 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2563 (set_var_live_on_entry): Likewise.
2564 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2565 * cfglayout.c (curr_location, last_location): Make static.
2566 (set_curr_insn_source_location): Don't avoid bouncing.
2567 (get_curr_insn_source_location): New.
2568 (get_curr_insn_block): New.
2569 (duplicate_insn_chain): Handle debug insns.
2570 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2572 * common.opt (fcompare-debug): Move to sort order.
2573 (fdump-unnumbered-links): Likewise.
2574 (fvar-tracking-assignments): New.
2575 (fvar-tracking-assignments-toggle): New.
2576 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2577 because of debug stmts.
2578 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2579 (eliminate_unnecessary_stmts): Walk dominated blocks before
2581 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2582 * ira.c (memref_used_between_p): Skip debug insns.
2583 (update_equiv_regs): Likewise.
2584 * sched-deps.c (sd_lists_size): Accept empty list.
2585 (sd_init_insn): Mark debug insns.
2586 (sd_finish_insn): Unmark them.
2587 (sd_add_dep): Reject non-debug deps on debug insns.
2588 (fixup_sched_groups): Give debug insns group treatment.
2590 (sched_analyze_reg): Don't mark debug insns for sched before call.
2591 (sched_analyze_2): Handle debug insns.
2592 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2594 (deps_analyze_insn): Handle debug insns.
2595 (deps_start_bb): Skip debug insns.
2596 (init_deps): Initialize last_debug_insn.
2597 * tree-ssa.c (target_for_debug_bind): New.
2598 (find_released_ssa_name): New.
2599 (propagate_var_def_into_debug_stmts): New.
2600 (propagate_defs_into_debug_stmts): New.
2601 (verify_ssa): Skip debug bind stmts without values.
2602 (warn_uninialized_vars): Skip debug stmts.
2603 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2604 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2605 (rtx_equal_p): Likewise.
2606 * ira-costs.c (scan_one_insn): Skip debug insns.
2607 (process_bb_node_for_hard_reg_moves): Likewise.
2608 * rtl.h (DEBUG_INSN_P): New.
2609 (NONDEBUG_INSN_P): New.
2610 (MAY_HAVE_DEBUG_INSNS): New.
2611 (INSN_P): Accept debug insns.
2612 (RTX_FRAME_RELATED_P): Likewise.
2613 (INSN_DELETED_P): Likewise
2614 (PAT_VAR_LOCATION_DECL): New.
2615 (PAT_VAR_LOCATION_LOC): New.
2616 (PAT_VAR_OCATION_STATUS): New.
2617 (NOTE_VAR_LOCATION_DECL): Reimplement.
2618 (NOTE_VAR_LOCATION_LOC): Likewise.
2619 (NOTE_VAR_LOCATION_STATUS): Likewise.
2620 (INSN_VAR_LOCATION): New.
2621 (INSN_VAR_LOCATION_DECL): New.
2622 (INSN_VAR_LOCATION_LOC): New.
2623 (INSN_VAR_LOCATION_STATUS): New.
2624 (gen_rtx_UNKNOWN_VAR_LOC): New.
2625 (VAR_LOC_UNKNOWN_P): New.
2626 (NOTE_DURING_CALL_P): New.
2627 (SCHED_GROUP_P): Accept debug insns.
2628 (emit_debug_insn_before): Declare.
2629 (emit_debug_insn_before_noloc): Declare.
2630 (emit_debug_insn_beore_setloc): Declare.
2631 (emit_debug_insn_after): Declare.
2632 (emit_debug_insn_after_noloc): Declare.
2633 (emit_debug_insn_after_setloc): Declare.
2634 (emit_debug_insn): Declare.
2635 (make_debug_insn_raw): Declare.
2636 (prev_nondebug_insn): Declare.
2637 (next_nondebug_insn): Declare.
2638 (delegitimize_mem_from_attrs): Declare.
2639 (get_max_insn_count): Declare.
2640 (wrap_constant): Declare.
2641 (unwrap_constant): Declare.
2642 (get_curr_insn_source_location): Declare.
2643 (get_curr_insn_block): Declare.
2644 * tree-inline.c (insert_debug_decl_map): New.
2645 (processing_debug_stmt): New.
2646 (remap_decl): Don't create new mappings in debug stmts.
2647 (remap_gimple_op_r): Don't add references in debug stmts.
2648 (copy_tree_body_r): Likewise.
2649 (remap_gimple_stmt): Handle debug bind stmts.
2650 (copy_bb): Skip debug stmts.
2651 (copy_edges_for_bb): Likewise.
2652 (copy_debug_stmt): New.
2653 (copy_debug_stmts): New.
2654 (copy_body): Copy debug stmts at the end.
2655 (insert_init_debug_bind): New.
2656 (insert_init_stmt): Take id. Skip and emit debug stmts.
2657 (setup_one_parameter): Remap variable earlier, register debug mapping.
2658 (estimate_num_insns): Skip debug stmts.
2659 (expand_call_inline): Preserve debug_map.
2660 (optimize_inline_calls): Check for no debug_stmts left-overs.
2661 (unsave_expr_now): Preserve debug_map.
2662 (copy_gimple_seq_and_replace_locals): Likewise.
2663 (tree_function_versioning): Check for no debug_stmts left-overs.
2664 Init and destroy debug_map as needed. Split edges unconditionally.
2665 (build_duplicate_type): Init and destroy debug_map as needed.
2666 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2667 (struct copy_body_data): Add debug_stmts and debug_map.
2668 * sched-int.h (struct ready_list): Add n_debug.
2669 (struct deps): Add last_debug_insn.
2670 (DEBUG_INSN_SCHED_P): New.
2671 (BOUNDARY_DEBUG_INSN_P): New.
2672 (SCHEDULE_DEBUG_INSN_P): New.
2673 (sd_iterator_cond): Accept empty list.
2674 * combine.c (create_log_links): Skip debug insns.
2675 (combine_instructions): Likewise.
2676 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2677 return value is always unshared.
2678 (struct rtx_subst_pair): New.
2679 (auto_adjust_pair): New.
2680 (propagate_for_debug_subst): New.
2681 (propagate_for_debug): New.
2682 (try_combine): Skip debug insns. Propagate removed defs into
2684 (next_nonnote_nondebug_insn): New.
2685 (distribute_notes): Use it. Skip debug insns.
2686 (distribute_links): Skip debug insns.
2687 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2688 * resource.c (mark_target_live_regs): Likewise.
2689 * var-tracking.c: Include cselib.h and target.h.
2690 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2692 (micro_operation_type_name): New.
2693 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2694 (struct micro_operation_def): Update comments.
2695 (decl_or_value): New type. Use instead of decls.
2696 (struct emit_note_data_def): Add vars.
2697 (struct attrs_def): Use decl_or_value.
2698 (struct variable_tracking_info_def): Add permp, flooded.
2699 (struct location_chain_def): Update comment.
2700 (struct variable_part_def): Use decl_or_value.
2701 (struct variable_def): Make var_part a variable length array.
2703 (scratch_regs): New.
2704 (cselib_hook_called): New.
2705 (dv_is_decl_p): New.
2706 (dv_is_value_p): New.
2709 (dv_as_opaque): New.
2710 (dv_onepart_p): New.
2712 (IS_DECL_CODE): New.
2713 (check_value_is_not_decl): New.
2714 (dv_from_decl): New.
2715 (dv_from_value): New.
2716 (dv_htab_hash): New.
2717 (variable_htab_hash): Use it.
2718 (variable_htab_eq): Support values.
2719 (variable_htab_free): Free from the right pool.
2720 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2721 (attrs_list_union): Adjust.
2722 (attrs_list_mpdv_union): New.
2723 (tie_break_pointers): New.
2724 (canon_value_cmp): New.
2725 (unshare_variable): Return possibly-modified slot.
2726 (vars_copy_1): Adjust.
2727 (var_reg_decl_set): Adjust. Split out of...
2728 (var_reg_set): ... this.
2729 (get_init_value): Adjust.
2730 (var_reg_delete_and_set): Adjust.
2731 (var_reg_delete): Adjust.
2732 (var_regno_delete): Adjust.
2733 (var_mem_decl_set): Split out of...
2734 (var_mem_set): ... this.
2735 (var_mem_delete_and_set): Adjust.
2736 (var_mem_delete): Adjust.
2740 (variable_union): Adjust. Speed up merge of 1-part vars.
2741 (variable_canonicalize): Use unshared slot.
2742 (VALUED_RECURSED_INTO): New.
2743 (find_loc_in_1pdv): New.
2744 (struct dfset_merge): New.
2745 (insert_into_intersection): New.
2746 (intersect_loc_chains): New.
2748 (canonicalize_loc_order_check): New.
2749 (canonicalize_values_mark): New.
2750 (canonicalize_values_star): New.
2751 (variable_merge_over_cur): New.
2752 (variable_merge_over_src): New.
2753 (dataflow_set_merge): New.
2754 (dataflow_set_equiv_regs): New.
2755 (remove_duplicate_values): New.
2756 (struct dfset_post_merge): New.
2757 (variable_post_merge_new_vals): New.
2758 (variable_post_merge_perm_vals): New.
2759 (dataflow_post_merge_adjust): New.
2760 (find_mem_expr_in_1pdv): New.
2761 (dataflow_set_preserve_mem_locs): New.
2762 (dataflow_set_remove_mem_locs): New.
2763 (dataflow_set_clear_at_call): New.
2764 (onepart_variable_different_p): New.
2765 (variable_different_p): Use it.
2766 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2767 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2769 (track_loc_p): Pass it true.
2770 (struct count_use_info): New.
2771 (find_use_val): New.
2772 (replace_expr_with_values): New.
2774 (use_type): New, partially split out of...
2775 (count_uses): ... this. Count new micro-ops.
2776 (count_uses_1): Adjust.
2777 (count_stores): Adjust.
2778 (count_with_sets): New.
2779 (VAL_NEEDS_RESOLUTION): New.
2780 (VAL_HOLDS_TRACK_EXPR): New.
2781 (VAL_EXPR_IS_COPIED): New.
2782 (VAL_EXPR_IS_CLOBBERED): New.
2783 (add_uses): Adjust. Generate new micro-ops.
2784 (add_uses_1): Adjust.
2785 (add_stores): Generate new micro-ops.
2786 (add_with_sets): New.
2787 (find_src_status): Adjust.
2788 (find_src_set_src): Adjust.
2789 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2790 Handle new micro-ops. Canonicalize value equivalances.
2791 (vt_find_locations): Compute total size of hash tables for
2792 dumping. Perform merge for var-tracking-assignments. Don't
2793 disregard single-block loops.
2794 (dump_attrs_list): Handle decl_or_value.
2795 (dump_variable): Take variable. Deal with decl_or_value.
2796 (dump_variable_slot): New.
2797 (dump_vars): Use it.
2798 (dump_dataflow_sets): Adjust.
2799 (set_slot_part): New, extended to support one-part variables
2800 after splitting out of...
2801 (set_variable_part): ... this.
2802 (clobber_slot_part): New, split out of...
2803 (clobber_variable_part): ... this.
2804 (delete_slot_part): New, split out of...
2805 (delete_variable_part): .... this.
2806 (check_wrap_constant): New.
2807 (vt_expand_loc_callback): New.
2808 (vt_expand_loc): New.
2809 (emit_note_insn_var_location): Adjust. Handle values. Handle
2810 EMIT_NOTE_AFTER_CALL_INSN.
2811 (emit_notes_for_differences_1): Adjust. Handle values.
2812 (emit_notes_for_differences_2): Likewise.
2813 (emit_notes_for_differences): Adjust.
2814 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2815 Adjust. Handle new micro-ops.
2816 (vt_add_function_parameters): Adjust. Create and bind values.
2817 (vt_initialize): Adjust. Initialize scratch_regs and
2818 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2819 operations. Move some code to count_with_sets and add_with_sets.
2820 (delete_debug_insns): New.
2821 (vt_debug_insns_local): New.
2822 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2824 (var_tracking_main): If var-tracking-assignments is enabled
2825 but var-tracking isn't, delete debug insns and leave. Likewise
2826 if we exceed limits or fail the stack adjustments tests, and
2827 after all var-tracking processing.
2828 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2829 (dataflow_set): Add traversed_vars.
2830 (value_chain, const_value_chain): New typedefs.
2831 (value_chain_pool, value_chains): New variables.
2832 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2833 add_value_chains, add_cselib_value_chains, remove_value_chain,
2834 remove_value_chains, remove_cselib_value_chains): New functions.
2835 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2836 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2838 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2839 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2840 (dst_can_be_shared): New variable.
2841 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2842 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2843 different from set->vars, look up slot again instead of using the
2845 (dataflow_set_init): Initialize traversed_vars.
2846 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2847 lookup if set->vars is shared. Don't keep slot cleared before
2848 calling unshare_variable. Unshare set->vars if needed. Adjust
2849 unshare_variable callers. Clear dst_can_be_shared if needed.
2850 Even ->refcount == 1 vars must be unshared if set->vars is shared
2851 and var needs to be modified.
2852 (dataflow_set_union): Set traversed_vars during canonicalization.
2853 (VALUE_CHANGED, DECL_CHANGED): Define.
2854 (set_dv_changed, dv_changed_p): New static inlines.
2855 (track_expr_p): Clear DECL_CHANGED.
2856 (dump_dataflow_sets): Set it.
2857 (variable_was_changed): Call set_dv_changed.
2858 (emit_note_insn_var_location): Likewise.
2859 (changed_variables_stack): New variable.
2860 (check_changed_vars_1, check_changed_vars_2): New functions.
2861 (emit_notes_for_changes): Do nothing if changed_variables is
2862 empty. Traverse changed_variables with check_changed_vars_1,
2863 call check_changed_vars_2 on each changed_variables_stack entry.
2864 (emit_notes_in_bb): Add SET argument. Just clear it at the
2865 beginning, use it instead of local &set, don't destroy it at the end.
2866 (vt_emit_notes): Call dataflow_set_clear early on all
2867 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2868 computed set, dataflow_set_clear also VTI(bb)->in when we are
2869 done with the basic block. Initialize changed_variables_stack,
2870 free it afterwards. If ENABLE_CHECKING verify that after noting
2871 differences to an empty set value_chains hash table is empty.
2872 (vt_initialize): Initialize value_chains and value_chain_pool.
2873 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2874 (variable_tracking_main): Call dump_dataflow_sets before calling
2875 vt_emit_notes, not after it.
2876 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2877 (propagate_var_def_into_debug_stmts): Declare.
2878 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2879 (df_set_note): Reject debug insns.
2880 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2881 add notes to debug insns.
2882 (df_note_bb_compute): Adjust. Likewise.
2883 (df_simulate_uses): Skip debug insns.
2884 (df_simulate_initialize_backwards): Likewise.
2885 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2886 (subst_stack_regs_pat): Reject debug insns.
2887 (convert_regs_1): Handle debug insns.
2888 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2889 (print-rtl.o): Depend on cselib.h.
2890 (cselib.o): Depend on TREE_PASS_H.
2891 (var-tracking.o): Depend on cselib.h and TARGET_H.
2892 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2893 (init_ready_list): Skip boundary debug insns.
2894 (add_branch_dependences): Skip debug insns.
2895 (free_block_dependencies): Check for blocks with only debug insns.
2896 (compute_priorities): Likewise.
2897 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2898 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2900 (gimple_build_debug_bind_stat): New.
2901 (empty_body_p): Skip debug stmts.
2902 (gimple_has_side_effects): Likewise.
2903 (gimple_rhs_has_side_effects): Likewise.
2904 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2905 (gimple_build_debug_bind_stat): Declare.
2906 (gimple_build_debug_bind): Define.
2907 (is_gimple_debug): New.
2908 (gimple_debug_bind_p): New.
2909 (gimple_debug_bind_get_var): New.
2910 (gimple_debug_bind_get_value): New.
2911 (gimple_debug_bind_get_value_ptr): New.
2912 (gimple_debug_bind_set_var): New.
2913 (gimple_debug_bind_set_value): New.
2914 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2915 (gimple_debug_bind_reset_value): New.
2916 (gimple_debug_bind_has_value_p): New.
2917 (gsi_next_nondebug): New.
2918 (gsi_prev_nondebug): New.
2919 (gsi_start_nondebug_bb): New.
2920 (gsi_last_nondebug_bb): New.
2921 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2922 (print_insn): Handle DEBUG_INSN.
2923 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2924 of first insn prevail.
2925 (first_stmt): Skip debug stmts.
2926 (first_non_label_stmt): Likewise.
2927 (last_stmt): Likewise.
2928 (has_zero_uses_1): New.
2929 (single_imm_use_1): New.
2930 (verify_gimple_debug): New.
2931 (verify_types_in_gimple_stmt): Handle debug stmts.
2932 (verify_stmt): Likewise.
2933 (debug_loop_num): Skip debug stmts.
2934 (remove_edge_and_dominated_blocks): Remove dominators last.
2935 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2936 (linearize_expr): Likewise.
2937 * config/i386/i386.c (ix86_delegitimize_address): Call
2938 default implementation.
2939 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2940 (group_barrier_needed): Skip debug insns.
2941 (emit_insn_group_barriers): Likewise.
2942 (emit_all_insn_group_barriers): Likewise.
2943 (ia64_variable_issue): Handle debug insns.
2944 (ia64_dfa_new_cycle): Likewise.
2945 (final_emit_insn_group_barriers): Skip debug insns.
2946 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2947 def cfa without frame.
2948 (process_set): Likewise.
2949 (process_for_unwind_directive): Pass frame on.
2950 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2951 (rs6000_delegitimize_address): New.
2952 (rs6000_debug_adjust_cost): Handle debug insns.
2953 (is_microcoded_insn): Likewise.
2954 (is_cracked_insn): Likewise.
2955 (is_nonpipeline_insn): Likewise.
2956 (insn_must_be_first_in_group): Likewise.
2957 (insn_must_be_last_in_group): Likewise.
2958 (force_new_group): Likewise.
2959 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2960 contains only debug insns.
2961 (rtl_merge_blocks): Skip debug insns.
2962 (purge_dead_edges): Likewise.
2963 (rtl_block_ends_with_call_p): Skip debug insns.
2964 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2965 (mark_reg_dependencies): Skip debug insns.
2966 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2967 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2968 * tree-ssa-threadedge.c
2969 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2970 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2971 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2972 (copyprop_hardreg_forward_1): Handle debug insns.
2973 * reload1.c (reload): Skip debug insns. Replace unassigned
2974 pseudos in debug insns with their equivalences.
2975 (eliminate_regs_in_insn): Skip debug insns.
2976 (emit_input_reload_insns): Skip debug insns at first, adjust
2978 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2979 (get_indirect_ref_operands): Pass opf_no_vops on.
2980 (get_expr_operands): Likewise. Skip debug stmts.
2981 (parse_ssa_operands): Scan debug insns with opf_no_vops.
2983 2009-09-01 Richard Henderson <rth@redhat.com>
2985 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
2986 stmt_ends_pp_p statements at least once.
2987 * tree-vrp.c (vrp_initialize): Likewise.
2988 (vrp_visit_stmt): Be prepared for non-interesting stmts.
2990 2009-09-01 Dodji Seketeli <dodji@redhat.com>
2993 Fix AIX bootstrap after PR debug/30161
2994 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
2995 that is a GNU extension.
2996 (tmpl_value_parm_die_table): Move the definition of this global
2997 outside #ifdef DWARF2_DEBUGGING_INFO region.
2999 2009-09-01 Richard Guenther <rguenther@suse.de>
3001 * tree.c (tree_expr_size): New function.
3002 * tree.h (tree_expr_size): Declare.
3003 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3004 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3005 * langhooks.c (lhd_expr_size): Remove.
3006 * langhooks.h (struct lang_hooks): Remove expr_size.
3007 * explow.c (expr_size): Use tree_expr_size.
3008 (int_expr_size): Likewise.
3009 * langhooks-def.h (lhd_expr_size): Remove.
3010 (LANG_HOOKS_EXPR_SIZE): Likewise.
3011 (LANG_HOOKS_INITIALIZER): Adjust.
3013 2009-09-01 Richard Guenther <rguenther@suse.de>
3015 * tree-flow.h (mark_addressable): Move declaration ...
3016 * tree.h (mark_addressable): ... here.
3017 * stmt.c (expand_asm_operands): Use mark_addressable, not
3018 lang_hooks.mark_addressable.
3019 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3020 LANG_HOOKS_MARK_ADDRESSABLE.
3021 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3022 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3024 2009-08-31 Chris Demetriou <cgd@google.com>
3026 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3027 vectorize if not TARGET_SSE2.
3029 2009-08-31 DJ Delorie <dj@redhat.com>
3031 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3032 registers if no coprocessor is enabled.
3034 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3037 * cgraph.h (cgraph_get_node): Declare ...
3038 * cgraph.c (cgraph_get_node): ... new function.
3039 * dwarf2out.c (gen_generic_params_dies,
3040 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3041 make_ith_pack_parameter_name,
3042 append_entry_to_tmpl_value_parm_die_table,
3043 gen_remaining_tmpl_value_param_die_attribute): New functions.
3044 (gen_subprogram_die): Generate debug info for template parameters
3045 if debug info level is higher than DINFO_LEVEL_TERSE.
3046 Use tree_add_const_value_attribute_for_decl instead of
3047 tree_add_const_value_attribute.
3048 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3049 instead of tree_add_const_value_attribute.
3050 (gen_struct_or_union_type_die): Generate debug
3051 info for template parameters if debug info level is higher than
3053 (tree_add_const_value_attribute): Handle integral and pointer
3054 constants. Update comment.
3055 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3056 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3057 (reference_to_unused): Fix thinko. Remove redundant predicates from
3059 (tree_add_const_value_attribute): Make this work for constant
3061 tree_add_const_value_attribute_for_decl is to be used for variable
3063 (add_location_or_const_value_attribute): Use
3064 tree_add_const_value_attribute_for_decl now.
3065 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3066 DW_TAG_template_value_param DIEs after function DIEs have been
3068 * langhooks.h (lang_hooks_for_types): Add
3069 get_argument_pack_elems.
3070 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3071 (lang_hooks): Added get_innermost_generic_parms,
3072 get_innermost_generic_args.
3073 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3074 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3075 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3076 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3078 2009-08-31 DJ Delorie <dj@redhat.com>
3080 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3081 it once we start generating the prologue or epilogue.
3082 (mep_call_saves_register): If the frame is locked, re-use
3084 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3085 (mep_expand_prologue): Call it.
3086 (mep_expand_epilogue): Likewise.
3087 (mep_start_function): Use the same logic as mep_expand_prologue.
3088 (mep_pass_by_reference): Make logic more readable.
3089 (mep_return_in_memory): Zero-sized objects are passed in memory.
3090 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3092 2009-08-31 Richard Guenther <rguenther@suse.de>
3094 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3095 to query if the memory regions for memmove overlap.
3096 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3097 asserts on pointers, instead deal with odd trees.
3098 (ptr_derefs_may_alias_p): Likewise.
3099 (refs_may_alias_p_1): Constructor bases also never alias.
3101 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3103 * doc/install.texi (Final install): Adjust reference on where to
3104 order printed manuals.
3106 2009-08-30 Olivier Hainque <hainque@adacore.com>
3108 * dwarf2out.c (switch_to_frame_table_section): Move
3109 definition prior to first use.
3111 2009-08-30 Richard Guenther <rguenther@suse.de>
3113 PR tree-optimization/41186
3114 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3115 (ao_ref_init_from_ptr_and_size): New function.
3116 (ref_maybe_used_by_call_p_1): Be more precise tracking
3117 used ranges for builtin functions.
3118 (ref_maybe_used_by_call_p): Adjust.
3119 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3120 ranges for builtin functions.
3121 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3123 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3126 * fwprop.c (get_reg_use_in): Delete.
3127 (free_load_extend): New function.
3128 (forward_propagate_subreg): Use it.
3130 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3132 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3134 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3137 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3140 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3142 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3143 fini or fini_array section.
3145 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3147 * graphite-dependences.c (graphite_legal_transform_bb): Call
3148 pbb_remove_duplicate_pdrs.
3149 * graphite-poly.c (can_collapse_pdr): Removed.
3150 (pdr_find_duplicate): Removed.
3151 (can_collapse_pdrs): New.
3152 (pbb_remove_duplicate_pdrs): New.
3153 (new_poly_dr): Do not look for duplicates.
3154 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3155 (PBB_PDR_DUPLICATES_REMOVED): New.
3156 (pbb_remove_duplicate_pdrs): Declared.
3158 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3160 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3161 the strides by multiplying by PDR_NB_REFS.
3162 * graphite-poly.c (can_collapse_pdr): New.
3163 (pdr_find_duplicate): New.
3164 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3165 Initialize PDR_NB_REFS.
3166 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3168 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3170 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3173 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3176 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3178 * graphite-dependences.c (pddr_original_scattering): Return NULL
3179 for read-read dependence relations.
3180 * graphite-poly.h (enum poly_dr_type): Fix comment.
3183 (pdr_may_write_p): New.
3185 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3187 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3188 (struct poly_dr): Same.
3189 (new_poly_dr): Same.
3190 * graphite-poly.c (new_poly_dr): Same.
3191 * graphite-dependences.c (dot_deps): Disable call to system.
3193 2009-08-28 Cary Coutant <ccoutant@google.com>
3196 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3197 struct/union/enum types local to a function.
3199 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3200 Sebastian Pop <sebastian.pop@amd.com>
3202 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3203 pbb_strip_mine_time_depth. Changed the implementation so that
3204 transformation is expressed as a transformation on
3205 time (scatttering) dimensions. Also, ensures that the 2d+1
3206 scheduling format is preserved.
3207 (pbb_strip_mine_profitable_p): Profitability is based on the
3208 iteration number of a given time (scattering) dimension,
3209 and not on a original loop depth dimension.
3210 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3211 (pbb_do_strip_mine): Call psct_dynamic_dim.
3212 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3213 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3214 (pbb_nb_dynamic_scattering_transform): New.
3215 (psct_dynamic_dim): New.
3217 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3219 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3220 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3221 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3222 * graphite-interchange.c (build_linearized_memory_access): Same.
3223 (memory_stride_in_loop): Same.
3225 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3227 * graphite-dependences.c (pddr_original_scattering): New.
3228 (graphite_legal_transform_dr): Call pddr_original_scattering.
3231 * graphite-dependences.h (dot_deps): Declared.
3232 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3233 (print_pdr): Print PDR_ID.
3234 * graphite-poly.h (struct poly_dr): Add field id.
3237 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3239 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3241 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3242 not delete the original dependence relation.
3244 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3246 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3247 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3248 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3249 (free_poly_ddr): New.
3250 (pddr_is_empty): New.
3251 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3252 (dependence_polyhedron): Same. Remove useless gcc_assert.
3254 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3255 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3256 * graphite-dependences.h (enum poly_dependence_kind): New.
3257 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3258 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3259 (PDRP_SINK): Renamed PDDR_SINK.
3260 (PDRP_DDP): Renamed PDDR_DDP.
3262 (free_poly_ddr): Declared.
3263 * graphite-poly.c (new_scop): Use the new hash function names.
3264 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3265 into original_pddrs.
3266 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3268 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3270 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3271 bounds with LT_EXPR to make niter analysis more precise on code
3272 generated by Graphite.
3274 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3276 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3277 (graphite_legal_transform_bb): Same.
3278 (poly_drs_may_alias_p): Same.
3280 2009-08-28 Richard Guenther <rguenther@suse.de>
3282 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3284 2009-08-28 Jan Beulich <jbeulich@novell.com>
3286 * config/i386/netware.c: Include langhooks.h.
3287 (i386_nlm_encode_section_info): Simplify.
3288 (netware_override_options): Delete.
3289 * config/i386/netware.h (netware_override_options): Delete
3291 (OVERRIDE_OPTIONS): Delete definition.
3292 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3293 (ASM_COMMENT_START): Define.
3294 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3296 2009-08-28 Jan Beulich <jbeulich@novell.com>
3298 * configure.ac: For in-tree ld, do a plain version check to
3299 determine whether comdat groups are supported.
3300 * configure: Regenerate.
3302 2009-08-28 Olivier Hainque <hainque@adacore.com>
3304 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3305 always defined. Reflect definition or absence of such for
3306 COLLECT_EXPORT_LIST. Readability helper.
3307 (scanfilter): New enum, to help control what symbols
3308 are to be considered or ignored by scan_prog_file.
3309 (enum pass): Rename as "scanpass", moved together with scanfilter
3310 prior to scan_prog_file's prototype.
3311 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3312 Group prototype with the scanpass/scanfilter definitions, factorize
3313 head comments for the several implementations at the prototype.
3314 (main): Reorganize the first pass link control to let AIX
3315 drag only the needed frame tables in executables. Prevent
3316 frame tables collection during the scan aimed at static ctors.
3317 Pre-link and scan for frame tables later to compensate.
3318 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3319 A C statement to issue assembly directives that create a reference
3320 to the given DWARF table identifier label from the current function
3322 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3323 to differentiate first time section entry. Only emit a .data
3324 tables start identifier label the first time around.
3325 (switch_to_frame_table_section): New function. Helper for
3326 output_call_frame_info to switch possibly BACK into the eh_frame
3327 or the debug_frame section depending on FOR_EH.
3328 (output_call_frame_info): Use helper to first enter the proper
3330 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3331 emit a link to the frame table start label from each function
3333 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3334 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3335 * config/rs6000/rs6000-protos.h: Declare it.
3336 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3338 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3340 * config/sh/sh.c (split_branches): Check the result of
3343 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3345 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3346 using -pthread -fopenmp
3348 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3350 * doc/service.texi (service directory): Update URL.
3352 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3354 PR rtl-optimization/40861
3355 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3356 extract word from a multi-word subreg for negative byte positions.
3358 2009-08-27 Tristan Gingold <gingold@adacore.com>
3359 Douglas B Rupp <rupp@gnat.com>
3361 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3362 (SECTION_VMS_OVERLAY): Define.
3363 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3365 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3367 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3368 common_object declarations.
3369 (ia64_section_type_flags): Set section flag for common_object.
3370 * config/ia64/ia64-protos.h
3371 (ia64_vms_output_aligned_decl_common): Declare.
3372 (ia64_vms_elf_asm_named_section): Declare.
3374 2009-08-27 Michael Matz <matz@suse.de>
3376 * expr.c (expand_expr_real_2): New function taking exploded
3377 unary or binary expression, split out from ...
3378 (expand_expr_real_1): ... here. Move over all unary/binary
3379 switch parts to above function, in particular these codes:
3380 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3381 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3382 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3383 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3384 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3385 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3386 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3387 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3388 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3389 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3390 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3391 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3392 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3393 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3394 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3395 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3396 VEC_PACK_FIX_TRUNC_EXPR.
3397 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3400 2009-08-27 Richard Guenther <rguenther@suse.de>
3402 * gengtype.c (main): Handle uint64_t.
3403 * ipa-utils.c (get_base_var): Indent properly.
3404 * tree-ssa-live.c (debug_scope_block): New function.
3405 * tree-flow.h (debug_scope_block): Declare.
3406 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3407 * basic-block.h (enum profile_status): Rename to
3408 enum profile_status_d.
3409 (x_profile_status): Adjust type.
3411 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3414 * dwarf2out.c (get_context_die): Declare this static function.
3415 (gen_type_die_with_usage): Make sure a DIE is a generated for
3416 the context of a typedef.
3418 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3420 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3423 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3425 * config/mips/mips-protos.h (mips_output_sync): Declare.
3426 (mips_sync_loop_insns): Likewise.
3427 (mips_output_sync_loop): Replace first two parameters with an rtx.
3428 * config/mips/mips.c (mips_multi_member): New structure.
3429 (mips_multi_members): New variable.
3430 (mips_multi_start): New function.
3431 (mips_multi_add): Likewise.
3432 (mips_multi_add_insn): Likewise.
3433 (mips_multi_add_label): Likewise.
3434 (mips_multi_last_index): Likewise.
3435 (mips_multi_copy_insn): Likewise.
3436 (mips_multi_set_operand): Likewise.
3437 (mips_multi_write): Likewise.
3438 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3439 (mips_init_print_operand_punct): Update accordingly.
3440 (mips_start_ll_sc_sync_block): New function.
3441 (mips_end_ll_sc_sync_block): Likewise.
3442 (mips_output_sync): Likewise.
3443 (mips_sync_insn1_template): Likewise.
3444 (mips_sync_insn2_template): Likewise.
3445 (mips_get_sync_operand): Likewise.
3446 (mips_process_sync_loop): Likewise.
3447 (mips_output_sync_loop): Use mips_process_sync_loop.
3448 (mips_sync_loop_insns): New function.
3449 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3450 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3451 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3452 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3453 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3454 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3455 (MIPS_SYNC_OLD_OP_12): Likewise.
3456 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3457 (MIPS_SYNC_NEW_OP_12): Likewise.
3458 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3459 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3460 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3461 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3462 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3463 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3464 * config/mips/mips.md (sync_mem): New attribute.
3465 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3466 (sync_exclusive_mask, sync_required_oldval): Likewise.
3467 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3468 (sync_release_barrier): Likewise.
3469 (length): Handle sync loops.
3470 (sync): Use mips_output_sync.
3471 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3472 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3473 and use mips_output_sync_loop.
3474 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3475 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3476 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3477 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3478 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3479 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3480 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3481 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3482 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3484 2009-08-26 Richard Guenther <rguenther@suse.de>
3487 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3488 the types to not match.
3489 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3491 * tree-ssa.c (useless_type_conversion_p): Conversions to
3492 pointers to unprototyped functions are useless.
3494 2009-08-26 Richard Guenther <rguenther@suse.de>
3496 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3497 whole-program condition, prepare to be called for non-globals.
3498 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3499 params build a representative with known type and track its fields.
3501 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3503 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3504 clearing by a taken branch.
3505 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3506 effectively after bbro pass.
3507 (sync_nand<mode>): Ditto.
3508 (sync_old_<fetchop_name><mode>): Ditto.
3509 (sync_old_nand<mode>): Ditto.
3510 (sync_new_<fetchop_name><mode>): Dito.
3511 (sync_new_nand<mode>): Ditto.
3512 (sync_compare_and_swap<mode>_1): Ditto.
3513 (*sync_compare_and_swap<mode>): Ditto.
3514 (sync_lock_test_and_set<mode>_1): Ditto.
3515 ("sync_lock_test_and_set<mode>): Ditto.
3517 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3519 * hwint.h (HOST_LONG_FORMAT): New macro
3520 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3521 Use HOST_PTR_PRINTF.
3522 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3523 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3524 (HOST_PTR_PRINTF): Document.
3526 2009-08-25 Jan Hubicka <jh@suse.cz>
3528 * config/i386/bmmintrin.h: Replace by #error.
3531 Michael Meissner <michael.meissner@amd.com>
3532 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3533 Tony Linthicum <tony.linthicum@amd.com>
3535 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3536 (TARGET_ROUND): New macro for the round/ptest instructions which
3537 are shared between SSE4.1 and SSE5.
3538 (OPTION_MASK_ISA_ROUND): Ditto.
3539 (OPTION_ISA_ROUND): Ditto.
3540 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3541 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3543 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3544 (-mfused-madd): New switch to give users control over whether the
3545 compiler optimizes to use the multiply/add SSE5 instructions.
3547 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3548 (ix86_handle_option): Turn off 3dnow if -msse5.
3549 (override_options): Add SSE5 support.
3550 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3552 (ix86_expand_sse_movcc): Add SSE5 support.
3553 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3554 vector type to the next largest size.
3555 (ix86_expand_sse5_pack): New function to use pperm to pack a
3556 vector type to the next smallest size.
3557 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3558 (IX86_BUILTIN_FMADDSD): Ditto.
3559 (IX86_BUILTIN_FMADDPS): Ditto.
3560 (IX86_BUILTIN_FMADDPD): Ditto.
3561 (IX86_BUILTIN_FMSUBSS): Ditto.
3562 (IX86_BUILTIN_FMSUBSD): Ditto.
3563 (IX86_BUILTIN_FMSUBPS): Ditto.
3564 (IX86_BUILTIN_FMSUBPD): Ditto.
3565 (IX86_BUILTIN_FNMADDSS): Ditto.
3566 (IX86_BUILTIN_FNMADDSD): Ditto.
3567 (IX86_BUILTIN_FNMADDPS): Ditto.
3568 (IX86_BUILTIN_FNMADDPD): Ditto.
3569 (IX86_BUILTIN_FNMSUBSS): Ditto.
3570 (IX86_BUILTIN_FNMSUBSD): Ditto.
3571 (IX86_BUILTIN_FNMSUBPS): Ditto.
3572 (IX86_BUILTIN_FNMSUBPD): Ditto.
3573 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3574 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3575 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3576 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3577 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3578 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3579 (IX86_BUILTIN_PPERM): Ditto.
3580 (IX86_BUILTIN_PERMPS): Ditto.
3581 (IX86_BUILTIN_PERMPD): Ditto.
3582 (IX86_BUILTIN_PMACSSWW): Ditto.
3583 (IX86_BUILTIN_PMACSWW): Ditto.
3584 (IX86_BUILTIN_PMACSSWD): Ditto.
3585 (IX86_BUILTIN_PMACSWD): Ditto.
3586 (IX86_BUILTIN_PMACSSDD): Ditto.
3587 (IX86_BUILTIN_PMACSDD): Ditto.
3588 (IX86_BUILTIN_PMACSSDQL): Ditto.
3589 (IX86_BUILTIN_PMACSSDQH): Ditto.
3590 (IX86_BUILTIN_PMACSDQL): Ditto.
3591 (IX86_BUILTIN_PMACSDQH): Ditto.
3592 (IX86_BUILTIN_PMADCSSWD): Ditto.
3593 (IX86_BUILTIN_PMADCSWD): Ditto.
3594 (IX86_BUILTIN_PHADDBW): Ditto.
3595 (IX86_BUILTIN_PHADDBD): Ditto.
3596 (IX86_BUILTIN_PHADDBQ): Ditto.
3597 (IX86_BUILTIN_PHADDWD): Ditto.
3598 (IX86_BUILTIN_PHADDWQ): Ditto.
3599 (IX86_BUILTIN_PHADDDQ): Ditto.
3600 (IX86_BUILTIN_PHADDUBW): Ditto.
3601 (IX86_BUILTIN_PHADDUBD): Ditto.
3602 (IX86_BUILTIN_PHADDUBQ): Ditto.
3603 (IX86_BUILTIN_PHADDUWD): Ditto.
3604 (IX86_BUILTIN_PHADDUWQ): Ditto.
3605 (IX86_BUILTIN_PHADDUDQ): Ditto.
3606 (IX86_BUILTIN_PHSUBBW): Ditto.
3607 (IX86_BUILTIN_PHSUBWD): Ditto.
3608 (IX86_BUILTIN_PHSUBDQ): Ditto.
3609 (IX86_BUILTIN_PROTB): Ditto.
3610 (IX86_BUILTIN_PROTW): Ditto.
3611 (IX86_BUILTIN_PROTD): Ditto.
3612 (IX86_BUILTIN_PROTQ): Ditto.
3613 (IX86_BUILTIN_PROTB_IMM): Ditto.
3614 (IX86_BUILTIN_PROTW_IMM): Ditto.
3615 (IX86_BUILTIN_PROTD_IMM): Ditto.
3616 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3617 (IX86_BUILTIN_PSHLB): Ditto.
3618 (IX86_BUILTIN_PSHLW): Ditto.
3619 (IX86_BUILTIN_PSHLD): Ditto.
3620 (IX86_BUILTIN_PSHLQ): Ditto.
3621 (IX86_BUILTIN_PSHAB): Ditto.
3622 (IX86_BUILTIN_PSHAW): Ditto.
3623 (IX86_BUILTIN_PSHAD): Ditto.
3624 (IX86_BUILTIN_PSHAQ): Ditto.
3625 (IX86_BUILTIN_FRCZSS): Ditto.
3626 (IX86_BUILTIN_FRCZSD): Ditto.
3627 (IX86_BUILTIN_FRCZPS): Ditto.
3628 (IX86_BUILTIN_FRCZPD): Ditto.
3629 (IX86_BUILTIN_CVTPH2PS): Ditto.
3630 (IX86_BUILTIN_CVTPS2PH): Ditto.
3631 (IX86_BUILTIN_COMEQSS): Ditto.
3632 (IX86_BUILTIN_COMNESS): Ditto.
3633 (IX86_BUILTIN_COMLTSS): Ditto.
3634 (IX86_BUILTIN_COMLESS): Ditto.
3635 (IX86_BUILTIN_COMGTSS): Ditto.
3636 (IX86_BUILTIN_COMGESS): Ditto.
3637 (IX86_BUILTIN_COMUEQSS): Ditto.
3638 (IX86_BUILTIN_COMUNESS): Ditto.
3639 (IX86_BUILTIN_COMULTSS): Ditto.
3640 (IX86_BUILTIN_COMULESS): Ditto.
3641 (IX86_BUILTIN_COMUGTSS): Ditto.
3642 (IX86_BUILTIN_COMUGESS): Ditto.
3643 (IX86_BUILTIN_COMORDSS): Ditto.
3644 (IX86_BUILTIN_COMUNORDSS): Ditto.
3645 (IX86_BUILTIN_COMFALSESS): Ditto.
3646 (IX86_BUILTIN_COMTRUESS): Ditto.
3647 (IX86_BUILTIN_COMEQSD): Ditto.
3648 (IX86_BUILTIN_COMNESD): Ditto.
3649 (IX86_BUILTIN_COMLTSD): Ditto.
3650 (IX86_BUILTIN_COMLESD): Ditto.
3651 (IX86_BUILTIN_COMGTSD): Ditto.
3652 (IX86_BUILTIN_COMGESD): Ditto.
3653 (IX86_BUILTIN_COMUEQSD): Ditto.
3654 (IX86_BUILTIN_COMUNESD): Ditto.
3655 (IX86_BUILTIN_COMULTSD): Ditto.
3656 (IX86_BUILTIN_COMULESD): Ditto.
3657 (IX86_BUILTIN_COMUGTSD): Ditto.
3658 (IX86_BUILTIN_COMUGESD): Ditto.
3659 (IX86_BUILTIN_COMORDSD): Ditto.
3660 (IX86_BUILTIN_COMUNORDSD): Ditto.
3661 (IX86_BUILTIN_COMFALSESD): Ditto.
3662 (IX86_BUILTIN_COMTRUESD): Ditto.
3663 (IX86_BUILTIN_COMEQPS): Ditto.
3664 (IX86_BUILTIN_COMNEPS): Ditto.
3665 (IX86_BUILTIN_COMLTPS): Ditto.
3666 (IX86_BUILTIN_COMLEPS): Ditto.
3667 (IX86_BUILTIN_COMGTPS): Ditto.
3668 (IX86_BUILTIN_COMGEPS): Ditto.
3669 (IX86_BUILTIN_COMUEQPS): Ditto.
3670 (IX86_BUILTIN_COMUNEPS): Ditto.
3671 (IX86_BUILTIN_COMULTPS): Ditto.
3672 (IX86_BUILTIN_COMULEPS): Ditto.
3673 (IX86_BUILTIN_COMUGTPS): Ditto.
3674 (IX86_BUILTIN_COMUGEPS): Ditto.
3675 (IX86_BUILTIN_COMORDPS): Ditto.
3676 (IX86_BUILTIN_COMUNORDPS): Ditto.
3677 (IX86_BUILTIN_COMFALSEPS): Ditto.
3678 (IX86_BUILTIN_COMTRUEPS): Ditto.
3679 (IX86_BUILTIN_COMEQPD): Ditto.
3680 (IX86_BUILTIN_COMNEPD): Ditto.
3681 (IX86_BUILTIN_COMLTPD): Ditto.
3682 (IX86_BUILTIN_COMLEPD): Ditto.
3683 (IX86_BUILTIN_COMGTPD): Ditto.
3684 (IX86_BUILTIN_COMGEPD): Ditto.
3685 (IX86_BUILTIN_COMUEQPD): Ditto.
3686 (IX86_BUILTIN_COMUNEPD): Ditto.
3687 (IX86_BUILTIN_COMULTPD): Ditto.
3688 (IX86_BUILTIN_COMULEPD): Ditto.
3689 (IX86_BUILTIN_COMUGTPD): Ditto.
3690 (IX86_BUILTIN_COMUGEPD): Ditto.
3691 (IX86_BUILTIN_COMORDPD): Ditto.
3692 (IX86_BUILTIN_COMUNORDPD): Ditto.
3693 (IX86_BUILTIN_COMFALSEPD): Ditto.
3694 (IX86_BUILTIN_COMTRUEPD): Ditto.
3695 (IX86_BUILTIN_PCOMEQUB): Ditto.
3696 (IX86_BUILTIN_PCOMNEUB): Ditto.
3697 (IX86_BUILTIN_PCOMLTUB): Ditto.
3698 (IX86_BUILTIN_PCOMLEUB): Ditto.
3699 (IX86_BUILTIN_PCOMGTUB): Ditto.
3700 (IX86_BUILTIN_PCOMGEUB): Ditto.
3701 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3702 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3703 (IX86_BUILTIN_PCOMEQUW): Ditto.
3704 (IX86_BUILTIN_PCOMNEUW): Ditto.
3705 (IX86_BUILTIN_PCOMLTUW): Ditto.
3706 (IX86_BUILTIN_PCOMLEUW): Ditto.
3707 (IX86_BUILTIN_PCOMGTUW): Ditto.
3708 (IX86_BUILTIN_PCOMGEUW): Ditto.
3709 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3710 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3711 (IX86_BUILTIN_PCOMEQUD): Ditto.
3712 (IX86_BUILTIN_PCOMNEUD): Ditto.
3713 (IX86_BUILTIN_PCOMLTUD): Ditto.
3714 (IX86_BUILTIN_PCOMLEUD): Ditto.
3715 (IX86_BUILTIN_PCOMGTUD): Ditto.
3716 (IX86_BUILTIN_PCOMGEUD): Ditto.
3717 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3718 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3719 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3720 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3721 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3722 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3723 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3724 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3725 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3726 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3727 (IX86_BUILTIN_PCOMEQB): Ditto.
3728 (IX86_BUILTIN_PCOMNEB): Ditto.
3729 (IX86_BUILTIN_PCOMLTB): Ditto.
3730 (IX86_BUILTIN_PCOMLEB): Ditto.
3731 (IX86_BUILTIN_PCOMGTB): Ditto.
3732 (IX86_BUILTIN_PCOMGEB): Ditto.
3733 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3734 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3735 (IX86_BUILTIN_PCOMEQW): Ditto.
3736 (IX86_BUILTIN_PCOMNEW): Ditto.
3737 (IX86_BUILTIN_PCOMLTW): Ditto.
3738 (IX86_BUILTIN_PCOMLEW): Ditto.
3739 (IX86_BUILTIN_PCOMGTW): Ditto.
3740 (IX86_BUILTIN_PCOMGEW): Ditto.
3741 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3742 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3743 (IX86_BUILTIN_PCOMEQD): Ditto.
3744 (IX86_BUILTIN_PCOMNED): Ditto.
3745 (IX86_BUILTIN_PCOMLTD): Ditto.
3746 (IX86_BUILTIN_PCOMLED): Ditto.
3747 (IX86_BUILTIN_PCOMGTD): Ditto.
3748 (IX86_BUILTIN_PCOMGED): Ditto.
3749 (IX86_BUILTIN_PCOMFALSED): Ditto.
3750 (IX86_BUILTIN_PCOMTRUED): Ditto.
3751 (IX86_BUILTIN_PCOMEQQ): Ditto.
3752 (IX86_BUILTIN_PCOMNEQ): Ditto.
3753 (IX86_BUILTIN_PCOMLTQ): Ditto.
3754 (IX86_BUILTIN_PCOMLEQ): Ditto.
3755 (IX86_BUILTIN_PCOMGTQ): Ditto.
3756 (IX86_BUILTIN_PCOMGEQ): Ditto.
3757 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3758 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3759 (enum multi_arg_type): New enum for describing the various SSE5
3760 intrinsic argument types.
3761 (bdesc_multi_arg): New table for SSE5 intrinsics.
3762 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3763 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3765 (ix86_expand_builtin): Add SSE5 intrinsic support.
3766 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3767 operand instructions.
3768 (ix86_expand_sse5_multiple_memory): New function to split the
3769 second memory reference from SSE5 instructions.
3770 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3771 (ix86_return_pops_args): Use stdarg_p to determine if the function
3772 has variable arguments.
3773 (ix86_setup_incoming_varargs): Ditto.
3774 (x86_this_parameter): Ditto.
3776 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3778 (ix86_expand_sse5_pack): Ditto.
3779 (ix86_sse5_valid_op_p): Ditto.
3780 (ix86_expand_sse5_multiple_memory): Ditto.
3782 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3783 constant for SSE5 support.
3784 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3785 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3786 (UNSPEC_SSE5_PERMUTE): Ditto.
3787 (UNSPEC_SSE5_ASHIFT): Ditto.
3788 (UNSPEC_SSE5_LSHIFT): Ditto.
3789 (UNSPEC_FRCZ): Ditto.
3790 (UNSPEC_CVTPH2PS): Ditto.
3791 (UNSPEC_CVTPS2PH): Ditto.
3792 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3794 (COM_FALSE_S): Ditto.
3795 (COM_FALSE_P): Ditto.
3796 (COM_TRUE_S): Ditto.
3797 (COM_TRUE_P): Ditto.
3798 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3799 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3801 (memory attribute): Ditto.
3802 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3803 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3804 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3805 (floor<mode>2): Ditto.
3806 (ceil<mode>2): Ditto.
3807 (btrunc<mode>2): Ditto.
3808 (nearbyintdf2): Ditto.
3809 (nearbyintsf2): Ditto.
3810 (sse_setccsf): Disable if SSE5.
3811 (sse_setccdf): Ditto.
3812 (sse5_setcc<mode>): New support for SSE5 conditional move.
3813 (sse5_pcmov_<mode>): Ditto.
3815 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3817 (SSEMODEF2P): Ditto.
3818 (ssemodesuffixf4): New mode attribute for SSE5.
3819 (ssemodesuffixf2s): Ditto.
3820 (ssemodesuffixf2c): Ditto.
3821 (sserotatemax): Ditto.
3822 (ssescalarmode): Ditto.
3823 (sse_maskcmpv4sf3): Disable if SSE5.
3824 (sse_maskcmpv2df3): Ditto.
3825 (sse_vmmaskcmpv4sf3): Ditto.
3826 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3827 (sse5_vmfmadd<mode>4): Ditto.
3828 (sse5_fmsub<mode>4): Ditto.
3829 (sse5_vmfmsub<mode>4): Ditto.
3830 (sse5_fnmadd<mode>4): Ditto.
3831 (sse5_vmfnmadd<mode>4): Ditto.
3832 (sse5_fnmsub<mode>4): Ditto.
3833 (sse5_vmfnmsub<mode>4): Ditto.
3834 (sse5i_fmadd<mode>4): Ditto.
3835 (sse5i_fmsub<mode>4): Ditto.
3836 (sse5i_fnmadd<mode>4): Ditto.
3837 (sse5i_fnmsub<mode>4): Ditto.
3838 (sse5i_vmfmadd<mode>4): Ditto.
3839 (sse5i_vmfmsub<mode>4): Ditto.
3840 (sse5i_vmfnmadd<mode>4): Ditto.
3841 (sse5i_vmfnmsub<mode>4): Ditto.
3842 (mulv16qi3): Add SSE5 support.
3844 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3845 (sse2_mulv4si3): Disable if SSE5.
3846 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3847 (sse4_1_roundps): Ditto.
3848 (sse4_1_roundsd): Ditto.
3849 (sse4_1_roundss): Ditto.
3850 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3852 (sse_maskcmpsf3): Ditto.
3853 (sse_vmmaskcmpv4sf3): Ditto.
3854 (sse2_maskcmpv2df3): Ditto.
3855 (sse2_maskcmpdf3): Ditto.
3856 (sse2_vmmaskcmpv2df3): Ditto.
3857 (sse2_eq<mode>3): Ditto.
3858 (sse2_gt<mode>3): Ditto.
3859 (sse5_pcmov_<mode>): Add SSE5 support.
3860 (vec_unpacku_hi_v16qi): Ditto.
3861 (vec_unpacks_hi_v16qi): Ditto.
3862 (vec_unpacku_lo_v16qi): Ditto.
3863 (vec_unpacks_lo_v16qi): Ditto.
3864 (vec_unpacku_hi_v8hi): Ditto.
3865 (vec_unpacks_hi_v8hi): Ditto.
3866 (vec_unpacku_lo_v8hi): Ditto.
3867 (vec_unpacks_lo_v8hi): Ditto.
3868 (vec_unpacku_hi_v4si): Ditto.
3869 (vec_unpacks_hi_v4si): Ditto.
3870 (vec_unpacku_lo_v4si): Ditto.
3871 (vec_unpacks_lo_v4si): Ditto.
3872 (sse5_pmacsww): New SSE5 intrinsic insn.
3873 (sse5_pmacssww): Ditto.
3874 (sse5_pmacsdd): Ditto.
3875 (sse5_pmacssdd): Ditto.
3876 (sse5_pmacssdql): Ditto.
3877 (sse5_pmacssdqh): Ditto.
3878 (sse5_pmacsdqh): Ditto.
3879 (sse5_pmacsswd): Ditto.
3880 (sse5_pmacswd): Ditto.
3881 (sse5_pmadcsswd): Ditto.
3882 (sse5_pmadcswd): Ditto.
3883 (sse5_pcmov_<move>): Conditional move support on SSE5.
3884 (sse5_phaddbw): New SSE5 intrinsic insn.
3885 (sse5_phaddbd): Ditto.
3886 (sse5_phaddbq): Ditto.
3887 (sse5_phaddwd): Ditto.
3888 (sse5_phaddwq): Ditto.
3889 (sse5_phadddq): Ditto.
3890 (sse5_phaddubw): Ditto.
3891 (sse5_phaddubd): Ditto.
3892 (sse5_phaddubq): Ditto.
3893 (sse5_phadduwd): Ditto.
3894 (sse5_phadduwq): Ditto.
3895 (sse5_phaddudq): Ditto.
3896 (sse5_phsubbw): Ditto.
3897 (sse5_phsubwd): Ditto.
3898 (sse5_phsubdq): Ditto.
3899 (sse5_pperm): Ditto.
3900 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3901 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3902 (sse5_pperm_sign_v8hi_v4si): Ditto.
3903 (sse5_pperm_zero_v8hi_v4si): Ditto.
3904 (sse5_pperm_sign_v4si_v2di): Ditto.
3905 (sse5_pperm_sign_v4si_v2di): Ditto.
3906 (sse5_pperm_pack_v2di_v4si): Ditto.
3907 (sse5_pperm_pack_v4si_v8hi): Ditto.
3908 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3909 (sse5_perm<mode>): New SSE5 intrinsic insn.
3910 (rotl<mode>3): Ditto.
3911 (sse5_rotl<mode>3): Ditto.
3912 (sse5_ashl<mode>3): Ditto.
3913 (sse5_lshl<mode>3): Ditto.
3914 (sse5_frcz<mode>2): Ditto.
3915 (sse5s_frcz<mode>2): Ditto.
3916 (sse5_cvtph2ps): Ditto.
3917 (sse5_cvtps2ph): Ditto.
3918 (sse5_vmmaskcmp<mode>3): Ditto.
3919 (sse5_com_tf<mode>3): Ditto.
3920 (sse5_maskcmp<mode>3): Ditto.
3921 (sse5_maskcmp_uns<mode>3): Ditto.
3922 (sse5_maskcmp_uns2<mode>3): Ditto.
3923 (sse5_pcom_tf<mode>3): Ditto.
3925 * config/i386/predicates.md (sse5_comparison_float_operator):
3926 New predicate to match the comparison operators supported by
3927 the SSE5 com instruction.
3928 (ix86_comparison_int_operator): New predicate to match just the
3929 signed int comparisons.
3930 (ix86_comparison_uns_operator): New predicate to match just the
3931 unsigned int comparisons.
3933 * doc/invoke.texi (-msse5): Add documentation.
3934 (-mfused-madd): Ditto.
3936 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3938 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3940 (x86_64-*-*): Ditto.
3942 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3944 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3945 intrinisics for SSE5.
3947 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3950 * config/i386/mmintrin-common.h: New file, to contain common
3951 instructions between SSE4.1 and SSE5.
3953 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3954 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3955 (gen_regparm_prefix): Ditto.
3957 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3958 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3959 prototype_p to determine if a function is prototyped.
3961 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3963 * c-common.c (c_common_reswords) add the alignof keyword,
3964 with same RID as __alignof and __alignof__
3966 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3968 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3969 * hooks.c (hook_bool_const_int_const_int_true): New function.
3970 * target.h (struct gcc_target): Add can_eliminate field.
3971 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3972 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3973 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3974 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3975 (elim_table): Revise comment.
3976 * system.h (CAN_ELIMINATE): Poison.
3977 * defaults.h (CAN_ELIMINATE): Remove.
3978 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
3980 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
3981 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
3983 (alpha_vms_can_eliminate): Declare as static, change return type to
3985 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
3987 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
3988 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
3989 (arm_can_eliminate): New function.
3991 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
3992 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
3993 (avr_can_eliminate): Declare as static.
3994 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
3996 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
3997 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
3998 (bfin_can_eliminate): New function.
4000 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4001 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4002 (crx_can_eliminate): New function.
4004 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4005 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4006 (fr30_can_eliminate): New function.
4008 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4009 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4010 (frv_can_eliminate): New function.
4012 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4013 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4014 (h8300_can_eliminate): New function.
4016 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4017 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4018 (i386_can_eliminate): Declare as static, change return type to bool.
4019 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4021 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4022 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4023 (ia64_can_eliminate): New function.
4025 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4026 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4027 (iq2000_can_eliminate): New function.
4029 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4030 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4031 (m32r_can_eliminate): New function.
4033 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4034 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4035 (m68hc11_can_eliminate): New function.
4037 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4038 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4039 (m68k_can_eliminate): New function.
4041 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4042 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4043 (mep_can_eliminate): New function.
4045 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4046 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4047 (mips_can_eliminate): New function.
4049 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4050 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4051 (rs6000_can_eliminate): New function.
4053 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4054 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4055 (s390_can_eliminate): Declare as static.
4056 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4058 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4059 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4060 (score_can_eliminate): New function.
4062 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4063 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4064 (sparc_can_eliminate): Declare as static.
4065 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4067 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4068 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4069 (xstormy16_can_eliminate): New function.
4071 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4072 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4073 (v850_can_eliminate): New function.
4075 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4077 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4078 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4079 (*movdfcc_ext[1234]): Disable for IEEE mode.
4081 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4083 * gimplify.c (prepare_gimple_addressable): New static function.
4084 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4086 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4087 manually fiddling with it.
4089 2009-08-25 Michael Matz <matz@suse.de>
4091 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4092 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4094 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4095 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4096 (do_jump): Split out code for simple binary comparisons into ...
4097 (do_jump_1): ... this, taking the individual operands and code.
4098 Change callers to helper function above accordingly.
4099 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4102 2009-08-25 Michael Matz <matz@suse.de>
4104 * expr.h (struct separate_ops, sepops): New type for passing
4105 around an exploded simple expression.
4106 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4107 Use this structure instead of expression tree.
4108 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4109 expression, only its type.
4110 (expand_vec_cond_expr): Take type and individual operands instead
4112 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4113 expand_vec_shift_expr): Change prototype accordingly.
4114 * tree-vect-stmts.c (vectorizable_condition): Change call of
4115 expand_vec_cond_expr_p to pass only type.
4116 * expr.c (do_store_flags): Change prototype and implementation
4117 to take an exploded expression.
4118 (expand_expr_real_1): New local ops initialized with details
4119 of the full expression. Use it instead of full
4120 expression in calls to do_store_flags, expand_vec_cond_expr,
4121 expand_widen_pattern_expr and expand_vec_shift_expr.
4123 2009-08-25 Michael Matz <matz@suse.de>
4125 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4126 treeop2 initialized with first three operands of the full expression.
4127 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4129 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4131 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4132 (__gthread_objc_condition_allocate): Mark arguments as unused.
4133 (__gthread_objc_condition_deallocate): Likewise.
4134 (__gthread_objc_condition_wait): Likewise.
4135 (__gthread_objc_condition_broadcast): Likewise.
4136 (__gthread_objc_condition_signal): Likewise.
4137 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4138 (__gthread_objc_thread_id): Likewise.
4140 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4143 * tree-pretty-print.c (print_call_name): Print the correct call name
4144 for procedure pointer components.
4146 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4148 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4149 default_promote_function_mode when not VMS.
4151 2009-08-24 Olivier Hainque <hainque@adacore.com>
4153 * convert.c (convert_to_integer): Don't assume an input pointer is
4154 POINTER_SIZE wide. Fetch from the type instead.
4156 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4158 * configure.ac (AC_PREREQ): Bump to 2.64.
4160 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4162 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4163 (process_command): Don't search standard_exec_prefix_1 and
4164 standard_exec_prefix_2.
4166 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4168 * config/arm/arm.c (output_return_instruction): Handle for
4171 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4173 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4175 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4177 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4178 (*arm_movdf_vfp): Likewise.
4180 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4182 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4183 (vashr<mode>3): Rename from ashr<mode>3.
4184 (vlshr<mode>3): Rename from lshr<mode>3.
4186 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4189 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4190 (check_format_info_main): Use scalar_identify_flag.
4191 (check_format_types): Check for scalar size identity if
4192 scalar_identify_flag is set.
4193 (printf_length_specs): Extend by new field.
4194 (asm_fprintf_length_specs): Likewise.
4195 (gcc_diag_length_specs): Likewise.
4196 (scanf_length_specs): Likewise.
4197 (strfmon_length_specs): Likewise.
4198 (gcc_gfc_length_specs): Likewise.
4199 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4200 (ms_printf_flag_specs): Likewise.
4201 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4203 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4207 (*call_value_pop_1): Ditto.
4208 (*sibcall_pop_1): New insn pattern.
4209 (*sibcall_value_pop_1): Ditto.
4211 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4214 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4217 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4220 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4221 (get_reg_use_in): New function.
4222 (forward_propagate_subreg): Propagate through subreg of zero_extend
4225 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4227 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4228 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4230 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4232 * configure.ac: Remove --with-datarootdir, --with-docdir,
4233 --with-htmldir switches. No need to call AC_SUBST for
4234 datarootdir, docdir, htmldir any more.
4235 * configure: Regenerate.
4236 * doc/install.texi (Configuration): Document --datarootdir,
4237 --docdir, --htmldir, --pdfdir; update documentation for
4238 --infodir, --mandir.
4239 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4242 * aclocal.m4: Regenerate.
4243 * config.in: Regenerate.
4244 * configure: Regenerate.
4246 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4247 Olivier Hainque <hainque@adacore.com>
4249 * config/ia64/ia64.c: Include libfuncs.h.
4250 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4251 (ia64_expand_call): Use reg 25 on VMS.
4252 (ia64_initialize_trampoline): Fix for VMS ABI.
4253 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4254 (ia64_function_arg): Initialize reg 25 on VMS.
4255 Fix OpenVMS ABI issues for varargs.
4256 For OpenVMS, emit the Argument Information register set in the
4257 incoming/sibcall case as well.
4258 (ia64_arg_type): New function.
4259 (ia64_function_arg_advance): Keep track of cum->words.
4260 Fix OpenVMS ABI issues for varargs.
4261 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4262 (ia64_override_options): Set flag_no_common on VMS.
4263 (ia64_init_builtins): Disable FWRITE builtin.
4264 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4265 (ia64_vms_init_libfuncs): Add decc$ routines.
4266 (ia64_vms_valid_pointer_mode): New function.
4267 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4268 (ia64_promote_function_mode): New function
4269 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4270 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4271 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4272 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4273 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4274 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4275 Suppress trailing '#' if VALUE is numeric.
4276 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4277 ia64_promote_function_mode.
4278 (TARGET_VALID_POINTER_MODE): Define.
4280 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4283 * config/rs6000/rs6000.c (rs6000_override_options): Use
4284 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4287 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4288 reporting of vector + decimal/boolean/complex error.
4290 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4292 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4293 __vector double TYPE_DECL.
4295 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4297 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4298 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4299 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4300 to pointer to enum machine_mode. Update all callers as needed.
4302 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4304 * config/alpha/alpha.md (exception_receiver): Emit alternative
4305 GP load sequence if flag_reorder_blocks_and_partition is set.
4306 (*exception_receiver_2): Also enable when
4307 flag_reorder_blocks_and_partition is set.
4309 2009-08-20 Matt Rice <ratmice@gmail.com>
4310 Diego Novillo <dnovillo@google.com>
4312 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4315 2009-08-20 Richard Guenther <rguenther@suse.de>
4317 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4318 * c-tree.h (c_dup_lang_specific_decl): Remove.
4319 (struct lang_decl, struct lang_type): Move definitions ...
4320 * c-lang.h: ... here. New file.
4321 * c-decl.c: Include c-lang.h.
4322 (c_dup_lang_specific_decl): Remove.
4323 * c-typeck.c: Include c-lang.h.
4324 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4325 (c-typeck.o): Likewise.
4326 * c-config-lang.in (gtfiles): Add c-lang.h.
4327 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4330 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4332 * config/alpha/alpha.c (alpha_end_function): Do not clear
4333 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4334 this is now handled in generic code.
4336 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4338 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4339 (s390_z10_fix_long_loop_prediction): New function.
4340 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4341 (s390_reorg): Walk over the INSNs and invoke
4342 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4344 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4346 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4347 "*brx_64bit", "*brx_31bit"): New patterns.
4348 * config/s390/s390.c ('E'): New output modifier.
4350 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4351 Richard Earnshaw <richard.earnshaw@arm.com>
4353 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4354 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4356 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4358 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4360 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4361 for mode mode of operand0 when doing secondary reload for SAR.
4363 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4366 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4367 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4369 2009-08-19 Jason Merrill <jason@redhat.com>
4371 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4372 supported template depth in C++0x.
4374 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4376 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4377 free_after_compilation.
4378 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4379 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4380 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4381 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4382 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4383 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4384 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4386 2009-08-19 Ian Lance Taylor <iant@google.com>
4388 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4389 of (plus (mult (neg B) C) A).
4391 2009-08-18 Michael Matz <matz@suse.de>
4393 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4394 instead of comparing TYPE_MAIN_VARIANT for equality.
4395 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4396 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4397 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4398 * gimplify.c (goa_lhs_expr_p): Ditto and use
4399 STRIP_USELESS_TYPE_CONVERSION.
4401 2009-08-18 Michael Matz <matz@suse.de>
4403 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4404 first field in a struct.
4405 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4407 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4409 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4410 locators before emit_insn is called. Remove assert that
4412 (alpha_end_function): Clear crtl->emit structure and free insn
4413 locators if cfun->is_thunk is true.
4415 2009-08-18 Jason Merrill <jason@redhat.com>
4417 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4419 * configure.ac: Test for it.
4420 * configure, config.in: Regenerate.
4421 * doc/install.texi: Document --enable-gnu-unique-object.
4423 2009-08-18 Richard Guenther <rguenther@suse.de>
4426 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4427 pow(x,y*z) only if x is nonnegative.
4429 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4431 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4435 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4436 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4438 2009-08-17 DJ Delorie <dj@redhat.com>
4440 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4441 * config/m32c/prologue.md (epilogue_freit): New.
4443 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4444 (bank_switch_p): Likewise.
4445 (fast_interrupt_p): Likewise.
4446 (interrupt_p): Likewise.
4447 (m32c_conditional_register_usage): Round memregs size up.
4448 (need_to_save): We only need to save $a0 when we use ENTER.
4449 (interrupt_p): Check for fast_interrupt too.
4450 (bank_switch_p): New.
4451 (fast_interrupt_p): New.
4452 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4453 (m32c_emit_prolog): Support bank switching and fast interrupts.
4454 * doc/extend.texi (Function Attributes): Add bank_switch and
4457 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4459 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4460 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4462 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4464 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4465 (menu): Add IA-64/VMS Options.
4466 (IA-64/VMS Options): Likewise.
4468 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4471 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4473 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4475 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4476 (mips_pop_asm_switch): Likewise.
4477 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4479 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4480 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4481 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4482 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4483 instead of set_noreorder.
4484 (mips_output_function_prologue): Use the new functions.
4485 (mips_output_function_epilogue): Likewise.
4486 (mips_need_noat_wrapper_p): New function, split out from...
4487 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4488 Use mips_push_asm_switch and mips_pop_asm_switch.
4489 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4490 and mips_pop_asm_switch.
4491 (ASM_OUTPUT_REG_POP): Likewise.
4492 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4493 Use mips_pop_asm_switch.
4494 (mips_asm_switch): New structure.
4495 (set_noreorder, set_nomacro): Replace with...
4496 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4497 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4498 instead of set_nomacro.
4499 (fix_truncsfsi2_macro): Likewise.
4500 (cprestore): Likewise.
4501 (hazard): Use mips_noreorder instead of set_noreorder.
4502 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4504 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4506 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4507 from prev_active_insn.
4509 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4511 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4512 * config/avr/avr.c (avr_override_options): Initialize
4513 avr_current_arch variable.
4514 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4515 __AVR_HAVE_16BIT_SP__ according to the device type.
4516 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4518 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4519 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4521 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4524 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4525 generating inlined subroutine die only. We shouldn't be
4526 called for anything else.
4527 (gen_block_die): Don't generate inline subroutine debug info for
4530 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4532 * graphite-poly.c (print_pbb): Print PBB index.
4534 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4537 * graphite-interchange.c (ppl_max_for_le): Moved...
4538 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4539 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4540 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4541 * graphite-ppl.h (ppl_max_for_le): Declared.
4543 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4545 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4546 supported on all platforms.
4547 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4548 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4549 * c-pragma.c: Likewise.
4550 * target-def.h (TARGET_INITIALIZER): Remove
4551 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4552 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4554 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4556 * config/ia64/fde-vms.c: New file.
4557 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4558 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4559 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4560 (uw_frame_state_for): Only register a personality routine if it is
4561 known to be compatible with our expectations.
4562 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4563 Declare unw_table_entry stack variable and
4564 mod all calls to _Unwind_FindTableEntry to add arg.
4565 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4566 (_Unwind_FindTableEntry): Add arg to prototype.
4568 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4570 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4571 field 'signal_pfs_loc'.
4572 (uw_frame_state_for): Remove duplicate code dealing with leaf
4573 procedures without unwind info.
4574 If in the frame after unwinding through a signal handler, restore
4575 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4576 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4577 'pfs_loc' to the AR.PFS location in the signal context; instead
4578 set 'signal_pfs_loc'.
4579 Manually generate the unwind info for the AR.PFS register.
4580 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4581 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4582 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4583 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4584 instead set 'signal_pfs_loc'.
4585 Remove code preventing the AR.PFS register from being restored
4586 from the signal context.
4588 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4589 Tristan Gingold <gingold@adacore.com>
4591 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4592 * config/ia64/t-vms: New file.
4593 * config/ia64/vms64.h: New file.
4594 * config/ia64/vms.h: New file.
4595 * config/ia64/vms-crtinit.asm: New file.
4596 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4597 * config/ia64/vms-unwind.h: New file.
4599 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4601 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4604 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4607 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4609 * real.h (do_mpc_arg2): ... here.
4610 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4613 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4615 * final.c (add_debug_prefix_map): Don't use GC memory for
4616 old_prefix and new_prefix.
4618 2009-08-14 Richard Guenther <rguenther@suse.de>
4620 * ipa-prop.c (compute_complex_pass_through): If we cannot
4621 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4623 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4625 * c-lex.c (c_lex_with_flags): Increase size of local variable
4626 to avoid memory clobber.
4628 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4631 * config/i386/i386.c (ix86_fp_comparison_strategy):
4632 Only enable/disable sahf at function granularity.
4634 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4636 PR rtl-optimization/41064
4637 * reload1.c (reload_as_needed): Don't call extract_insn
4638 for known invalid replacements after calling
4639 validate_replace_rtx_group and verify_changes.
4641 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4644 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4645 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4646 ix86_expand_fp_vcond.
4647 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4648 Assert that operation is supported by ix86_expand_int_vcond.
4649 (vcondu<SSEMODE124C8:mode>): Ditto.
4651 2009-08-13 DJ Delorie <dj@redhat.com>
4653 * config/i386/djgpp-stdint.h: New.
4654 * config.gcc (djgpp): Use it.
4656 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4658 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4659 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4661 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4663 * tree-ssa-loop-prefetch.c
4664 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4665 for long-stride pruning.
4666 (compute_miss_rate): New function to compute the probability
4667 that two memory references access different cache lines.
4669 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4671 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4673 2009-08-13 Richard Guenther <rguenther@suse.de>
4676 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4677 use the constant pointer type.
4678 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4679 of CV qualifiers on the target pointer type.
4680 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4681 conversion check before restrict check.
4683 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4686 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4688 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4690 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4692 2009-08-12 Richard Guenther <rguenther@suse.de>
4694 PR tree-optimization/41011
4695 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4696 and reference constructing.
4698 2009-08-12 Xinliang David Li <davidxl@google.com>
4700 PR tree-optimization/41012
4701 * tree-flow.h : New external interface.
4702 * gimple-low.c (check_call_arg): Change to public function.
4703 Remove argument mismatch check in lowering.
4704 * tree-inline.h (tree_can_inline_p): Interface change.
4705 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4707 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4708 Call change to tree_can_inline_p function.
4709 (cgraph_decide_inlining_incrementally): Ditto.
4711 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4713 PR tree-optimization/41031
4714 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4715 on the partition variable rather than promote_mode on the source
4716 type. Assert that the partition variable's type has the same
4717 mode as the source value's.
4719 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4721 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4722 for for_return == 2.
4723 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4725 * calls.c (expand_call): Fix typo.
4726 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4728 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4730 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4731 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4732 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4733 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4735 2009-08-12 Andrew Haley <aph@redhat.com>
4737 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4739 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4742 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4744 2009-08-12 Richard Guenther <rguenther@suse.de>
4746 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4747 * gimplify.c (gimplify_modify_expr): Do not use
4748 lang_hooks.types_compatible_p.
4749 * tree-ssa.c (useless_type_conversion_p): For aggregates
4750 just return false if the canonical types differ.
4752 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4755 * sese.c (convert_for_phi_arg): New.
4756 (add_guard_exit_phis): Use convert_for_phi_arg.
4758 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4760 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4761 unknown subscript upper bounds.
4763 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4764 Pranav Garg <pranav.garg2107@gmail.com>
4766 * graphite-interchange.c (gather_access_strides): Removed.
4767 (ppl_max_for_le): New.
4768 (build_linearized_memory_access): New.
4769 (memory_stride_in_loop): New.
4770 (pbb_interchange_profitable_p): Reimplemented.
4771 * graphite-ppl.h (ppl_new_id_map): New.
4772 (ppl_interchange): New.
4774 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4776 * graphite-interchange.c (compute_subscript): Removed.
4777 (compute_array_size_cstr): Removed.
4778 (compute_array_size_poly): Removed.
4779 (compute_array_size): Removed.
4780 (gather_access_strides_poly): Removed.
4781 (gather_access_strides): Empty.
4783 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4785 * graphite-dependences.c (dependence_polyhedron_1): Replace
4786 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4787 (graphite_legal_transform_dr): Same.
4788 (graphite_carried_dependence_level_k): Same.
4789 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4790 Initialize PDR_NB_SUBSCRIPTS.
4791 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4793 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4794 (PDR_NB_SUBSCRIPTS): New.
4795 (pdr_nb_subscripts): Removed.
4796 (pdr_dim): Simplified.
4797 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4798 with PDR_NB_SUBSCRIPTS.
4800 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4802 * graphite-interchange.c (compute_array_size): Remove use of
4804 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4805 Do not initialize PDR_DATA_CONTAINER.
4806 (print_pdr): Do not print PDR_DATA_CONTAINER.
4807 * graphite-poly.h (struct poly_dr): Remove data_container field.
4808 (PDR_DATA_CONTAINER): Removed.
4809 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4811 (build_poly_dr): Same.
4813 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4814 Sebastian Pop <sebastian.pop@amd.com>
4816 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4817 copy of the dependence polyhedron. Free the temporary objects.
4818 (graphite_carried_dependence_level_k): Free unused objects before
4821 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4822 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4823 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4824 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4825 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4827 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4829 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4830 Early return without analyzing the data dependences if no
4831 transform has been done. Call restore_scattering if the transform
4833 (graphite-interchange.c): Same.
4834 * graphite-poly.c (print_scattering_function): Test for
4836 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4837 (apply_poly_transforms): Do not gcc_assert that
4838 the transform is legal.
4839 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4840 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4841 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4842 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4843 * graphite-poly.h (struct poly_scattering): New.
4844 (struct poly_bb): Add original, transformed, and saved fields.
4845 Remove transformed_scattering, original_scattering,
4846 nb_local_variables and nb_scattering_transform fields.
4847 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4848 (poly_scattering_new): New.
4849 (poly_scattering_free): New.
4850 (poly_scattering_copy): New.
4851 (store_scattering_pbb): New.
4852 (store_scattering): New.
4853 (restore_scattering_pbb): New.
4854 (restore_scattering): New.
4855 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4856 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4858 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4860 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4863 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4865 * Makefile.in (graphite.o): Depends on PREDICT_H.
4866 * graphite.c: Include predict.h.
4867 (graphite_finalize): Call tree_estimate_probability.
4868 * predict.c (predict_loops): Do not call scev_initialize and
4870 (tree_estimate_probability_bb): New.
4871 (tree_estimate_probability): Do not initialize loops: move that
4872 code to the driver. Call tree_estimate_probability_bb.
4873 (tree_estimate_probability_driver): New.
4874 (pass_profile): Use tree_estimate_probability_driver.
4875 * predict.h (tree_estimate_probability): Declared.
4877 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4879 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4880 * graphite-dependences.c (graphite_legal_transform): Add time to
4881 TV_GRAPHITE_DATA_DEPS.
4882 (dependency_between_pbbs_p): Same.
4883 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4885 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4887 PR rtl-optimization/41033
4888 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4889 aliasing is disabled.
4891 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4893 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4894 si_mask_operand, and_load_operand, low_bitmask_operand,
4895 and_reg_operand, and_operand): New predicates.
4896 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4897 * config/mips/mips.c (and_operands_ok): New function.
4898 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4899 * config/mips/mips.md (move_type): Add ext_ins and logical.
4900 (type): Handle them.
4901 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4902 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4903 shift_shift. Remove commutative constraint modifier.
4904 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4906 (*clear_upper32_dext): Remove define_insn_and_split.
4907 (*clear_upper32): Turn this define_insn_and_split ...
4908 (splitter for ANDing register with 0xffff_ffff): .. into this.
4910 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4912 * combine.c (try_widen_shift_mode): Factor out code to check if an
4913 integer constant is a low-order bitmask from here ...
4914 * rtlanal.c (low_bitmask_len): ... to here.
4915 * rtl.h (low_bitmask_len): Declare.
4917 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4920 * config/alpha/alpha.md (addsi3): Remove expander.
4921 (addsi3): Rename from *addsi3_internal insn pattern.
4922 (subsi3): Remove expander.
4923 (subsi3): Rename from *subsi3_internal insn pattern.
4925 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4927 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4930 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4931 Eric Botcazou <botcazou@adacore.com>
4932 Douglas B Rupp <rupp@gnat.com>
4934 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4935 that records that fit in 64 bits are returned by immediate value,
4936 as required by OpenVMS Calling Standard.
4937 (function_value): Adjust for above modification.
4938 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4939 virtual_incoming_args_rtx as base object, not next_arg.
4940 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4942 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4944 * reload.c (find_reloads_subreg_address): Check the original
4945 req_equiv_mem address to detect the case where an address is
4946 not valid in the outer mode.
4948 2009-08-11 Richard Guenther <rguenther@suse.de>
4951 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4953 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4955 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4956 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4958 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4959 Douglas B Rupp <rupp@gnat.com>
4961 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4962 PT_STACK when frame_pointer_needed on OpenVMS.
4963 (alpha_pv_save_size, alpha_using_fp): Remove.
4964 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4965 with proper processing for PT_NULL.
4966 (alpha_vms_initial_elimination_offset): New function. Support for
4967 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4968 (alpha_sa_size): Force procedure type to PT_STACK when
4969 frame_pointer_needed on OpenVMS.
4970 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4971 (alpha_using_fp): Likewise.
4972 (alpha_vms_can_eliminate): Add prototype.
4973 (alpha_vms_initial_elimination_offset): Likewise.
4974 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4975 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4977 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4978 Douglas B Rupp <rupp@gnat.com>
4980 * config/alpha/alpha.c (common_object_handler): New function.
4981 (vms_attribute_table): Declare a single attribute "common_object".
4982 (vms_output_aligned_decl_common): New global function.
4983 (SECTION_VMS_OVERLAY): Delete.
4984 (SECTION_VMS_GLOBAL): Likewise.
4985 (SECTION_VMS_INITIALIZE): Likewise.
4986 (vms_asm_named_section): Remove support for above flags.
4987 (vms_section_type_flags): Delete.
4988 (TARGET_SECTION_TYPE_FLAGS): Likewise.
4989 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
4990 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
4991 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
4993 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
4996 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
4997 (sub_ddmmss): Likewise.
4999 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5002 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5005 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5008 * reload1.c (reload_as_needed): Use cancel_changes to completely
5009 undo a failed replacement attempt.
5011 2009-08-10 Richard Guenther <rguenther@suse.de>
5014 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5015 (useless_type_conversion_p): ... here. Require pointer targets
5018 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5021 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5022 loose the original type of the statement list.
5024 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5026 * config/alpha/alpha.c: Include libfuncs.h
5027 (avms_asm_output_extern): New function.
5028 (alpha_init_libfuncs): Init some decc libfuncs.
5029 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5030 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5031 (DO_CRTL_NAMES): Define.
5033 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5034 (LONG_TYPE_SIZE): Define.
5035 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5036 (SUBTARGET_SWITCHES): Define malloc64 switch.
5037 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5038 (MASK_RETURN_ADDR): Define.
5039 doc/invoke.texi (mmalloc64): Document switch.
5041 2009-08-09 Olivier Hainque <hainque@adacore.com>
5042 Douglas B Rupp <rupp@gnat.com>
5044 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5045 uses_condition_handler.
5046 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5047 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5048 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5049 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5050 (code_for_builtin): New insn codes for the new alpha_builtins.
5051 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5052 (alpha_sa_size): Account for uses_condition_handler.
5053 (alpha_expand_prologue): Likewise.
5054 (alpha_start_function): Likewise.
5055 (alpha_expand_epilogue): Likewise.
5056 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5057 establish/revert expanders.
5058 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5059 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5060 New expander, resorting to the alpha.c associated function.
5061 (builtin_revert_vms_condition_handler): Likewise.
5062 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5063 __gcc_shell_handler, the static VMS condition handler used as
5064 an indirection wrapper to the current dynamically established
5066 * config/alpha/vms-unwind.h: Complete rewrite.
5067 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5068 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5070 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5071 Douglas B Rupp <rupp@gnat.com>
5073 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5074 (alpha_need_linkage): Handle aliases. Return function symbol.
5075 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5076 Use ultimate alias target for the linkage name.
5077 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5078 by alpha_need_linkage for the function symbol.
5079 (setmemdi): Likewise.
5081 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5083 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5084 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5085 (ASM_WEAKEN_LABEL): Define.
5086 (CRT_CALL_STATIC_FUNCTION): Define.
5087 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5088 (ENDFILE_SPEC): Define.
5089 (INIT_SECTION_ASM_OP): Define.
5090 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5091 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5093 (MULTILIB_OSDIRNAMES): Define.
5094 (shlib_version): Define.
5095 (SHLIB_EXT): Define.
5096 (SHLIB_OBJS): Define.
5097 (SHLIB_NAME): Define.
5098 (SHLIB_MULTILIB): Define.
5099 (SHLIB_INSTALL): Define.
5100 (SHLIB_SYMVEC): Define.
5101 (SHLIB_SYMVECX2): Define.
5102 (SHLIB_LINK): Define.
5104 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5106 * config/alpha/alpha.c (alpha_initialize_trampoline):
5107 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5108 (alpha_start_function): Emit transfer address on nested functions
5109 for VMS trampoline call.
5110 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5111 since no longer used.
5112 * config/alpha/vms-tramp.asm: Remove.
5113 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5114 since now only data initialized at runtime.
5116 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5118 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5119 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5120 (MD_EXEC_PREFIX): Remove, no longer used.
5121 (MD_STARTFILE_PREFIX): Likewise.
5122 (INCLUDE_DEFAULTS): Likewise.
5123 * config/alpha/t-vms:
5124 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5126 2009-08-09 Richard Guenther <rguenther@suse.de>
5128 PR tree-optimization/41016
5129 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5130 (operand_precision): Remove.
5131 (integral_operand_p): Likewise.
5132 (recognize_single_bit_test): Adjust.
5134 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5136 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5137 operation overflows. Likewise non-cast unary arithmetic.
5138 If one arm of a conditional expression is always taken,
5139 inhibit evaluation warnings for the other arm. Likewise inhibit
5140 evaluation warnings for the second && or || operand if the first
5141 operand is enough to determine the result.
5142 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5144 (build_binary_op): Prevent duplicate evaluation warnings.
5146 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5148 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5149 and destination have different modes, Use promote_mode to
5150 determine the signedness of the conversion. Assert that the
5151 promoted source mode matches the destination mode. Don't pass
5152 the destination and destination mode to expand_expr if the source
5153 mode is different. Simplify conversion logic.
5155 2009-08-09 Ira Rosen <irar@il.ibm.com>
5157 PR tree-optimization/41008
5158 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5159 from condition only in case it's a comparison. Adjust checks.
5161 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5163 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5164 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5165 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5166 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5167 (dump_cand): Handle them.
5168 (struct iv_cand): New members COST_STEP and AINC_USE.
5169 (stmt_after_increment): Likewise.
5170 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5171 callers changed. Use gimple_uid comparison instead of scanning.
5172 (add_candidate_1): When looking for identical candidates, take
5173 AINC_USE into account. Set it for new candidates.
5174 (force_expr_to_var_cost): Cast target_spill_cost to int.
5175 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5176 All callers changed. Check for availability of autoinc addressing
5177 modes, both in general for a given mode, and in the specific use case.
5178 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5180 (get_computation_cost): Likewise.
5181 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5182 add_autoinc_candidates): New static functions.
5183 (add_candidate): Call add_autoinc_candidates for candidates based on
5185 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5186 (determine_use_iv_cost_address): If we have an autoinc candidate at
5187 the matching use, verify autoinc is possible and subtract the cost
5188 of the candidate's step from the cost.
5189 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5190 member of the candidate.
5191 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5192 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5194 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5196 * config.build (ia64-hp-*vms*): New target.
5197 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5199 * config.gcc (ia64-hp-*vms*): New target.
5200 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5202 * config.host (ia64-hp-*vms*): New target.
5203 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5206 2009-08-08 Richard Guenther <rguenther@suse.de>
5208 PR tree-optimization/40991
5209 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5211 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5213 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5214 mode check. Do truncations in an integer mode.
5215 (force_to_mode): Handle subregs for all mode types. Only do
5216 arithmetic simplifications on integer modes.
5218 2009-08-07 Richard Guenther <rguenther@suse.de>
5220 PR tree-optimization/40999
5221 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5222 (maybe_fold_reference): Lookup constant initializers.
5223 (fold_gimple_assign): Likewise.
5225 2009-08-07 Richard Guenther <rguenther@suse.de>
5227 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5228 that require structural equality defer to the langhook.
5230 2009-08-07 Martin Jambor <mjambor@suse.cz>
5232 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5234 (struct ipa_pass_through_data): New type.
5235 (struct ipa_ancestor_jf_data): New type.
5236 (union jump_func_value): Removed field formal_id, added fields
5237 pass_through and ancestor.
5238 (struct ipa_param_call_note): Changed type of formal_id to int from
5240 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5241 operations jump functions and ancestor jump functions.
5242 (compute_complex_pass_through): New function.
5243 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5244 reflect changes in the jump function strucutre.
5245 (update_jump_functions_after_inlining): Ignore complex pass-through
5246 and ancestor jump functions.
5247 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5248 polynomial pass-through with operation jump functions.
5250 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5252 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5253 fde->dw_fde_begin as begin label instead of hot/cold label.
5254 Use LLSDAC label instead of LLSDA for second section lsda.
5255 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5256 label instead of LLSDA if it is true.
5257 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5259 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5260 SECTION argument. Use it as index into crtl->eh.call_site_record
5262 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5263 use it to determine how to print table entries instead of using
5264 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5265 label instead of normal begin label as base.
5266 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5267 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5268 ensure no EH range spans between sections and that landing pads
5269 are always in the corresponding section.
5270 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5271 for crtl->eh.call_site_record being an array rather than scalar.
5272 (output_one_function_exception_table): New function, copied
5273 from output_function_exception_table. Adjust
5274 dw2_size_of_call_site_table, dw2_output_call_site_table
5275 callers. For SECOND section use *C suffixed labels.
5276 (output_function_exception_table): Call
5277 output_one_function_exception_table and, when doing hot/cold
5278 partitioning, also another time for the second section.
5279 * opts.c: Include except.h.
5280 (decode_options): Allow -freorder-blocks-and-partition with
5281 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5282 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5283 * function.h (struct rtl_eh): Change call_site_record from
5284 scalar into array of 2 elements.
5286 2009-08-07 Martin Jambor <mjambor@suse.cz>
5288 * ipa-prop.c (count_formal_params_1): New function.
5289 (ipa_get_vector_of_formal_parms): New function.
5290 (get_vector_of_formal_parm_types): New function.
5291 (ipa_modify_formal_parameters): New function.
5292 (ipa_modify_call_arguments): New function.
5293 (index_in_adjustments_multiple_times_p): New function.
5294 (ipa_combine_adjustments): New function.
5295 (ipa_dump_param_adjustments): New function.
5296 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5297 (ipa_get_vector_of_formal_parms): Declare.
5298 (ipa_modify_formal_parameters): Declare.
5299 (ipa_modify_call_arguments): Declare.
5300 (ipa_combine_adjustments): Declare.
5301 (ipa_dump_param_adjustments): Declare.
5302 (build_ref_for_offset): Declare.
5303 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5304 * tree-sra.c: Include ipa-prop.c.
5305 (build_ref_for_offset): Make public.
5307 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5309 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5311 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5313 * gcc/doc/extend.texi (__builtin_extract_return_address)
5314 (__builtin_frob_return_address): Document.
5316 2009-08-06 Paul Brook <paul@codesourcery.com>
5318 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5319 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5320 implementation on ARMv6-M.
5322 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5324 * doc/extend.texi (pcs): Document new attribute for ARM.
5326 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5328 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5331 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5333 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5336 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5338 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5340 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5342 Merge ARM/hard_vfp_branch to trunk.
5344 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5346 * arm.c (libcall_eq): New function.
5347 (libcall_hash): New function.
5348 (add_libcall): New function.
5349 (arm_libcall_uses_aapcs_base): New function.
5350 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5351 libcalls using the base PCS.
5352 (arm_init_cumulative_args): Likewise.
5354 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5356 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5357 Use base ABI for conversion libfuncs between HFmode and SFmode.
5359 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5361 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5362 V4SImode as representatives of all 64-bit and 128-bit vector
5363 types. Allow vector types without vector modes.
5364 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5365 without vector modes like BLKmode.
5366 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5367 BLKmode. Avoid unsupported vector modes or TImode moves for
5369 (aapcs_vfp_allocate_return_reg): Likewise.
5370 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5371 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5373 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5375 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5376 (arm_get_pcs_model): Pass attribute arguments to
5377 arm_pcs_from_attribute.
5378 (arm_init_cumulative_args): Use base AAPCS for conversions from
5379 floating-point types to DImode.
5380 (arm_attribute_table): Add pcs attribute.
5381 (arm_handle_pcs_attribute): New.
5382 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5383 conversions from floating-point types to DImode, also declare them
5384 to use base AAPCS and declare functions they call to use base
5385 AAPCS and their RTABI names.
5387 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5389 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5390 -mfloat-abi=hard not being supported for VFP.
5392 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5394 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5395 SYMBOL_REF to hard_libcall_value.
5397 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5398 Richard Earnshaw <rearnsha@arm.com>
5400 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5401 has been put on the stack, all remaining co-processory arguments for
5402 that co-processor also go on the stack.
5404 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5406 * config/arm/arm.c (arm_return_in_memory): Handle returning
5407 vectors of suitable size in registers also for AAPCS case.
5409 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5411 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5413 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5415 ARM Hard-VFP calling convention
5416 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5417 * target.h (gcc_target): Add libcall_value to table of call hooks.
5418 * targhooks.h (default_libcall_value): Default implementation.
5419 * targhooks.c (default_libcall_value): Likewise.
5420 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5421 * optabs.c (expand_unop): Use it.
5422 * expr.h (hard_libcall_value): Pass the function RTX through.
5423 * calls.c (emit_library_call_value_1): Update call to
5425 * explow.c (hard_libcall_value): Use new target hook.
5426 * testsuite/lib/target-supports.exp
5427 (check_effective_target_arm_hard_vfp_ok): New hook.
5428 (check_effective_target_arm_neon_ok): Improve test for neon
5430 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5431 * config/arm/arm.c: Include cgraph.h
5432 (TARGET_FUNCTION_VALUE): Override default hook.
5433 (arm_pcs_default): New variable.
5434 (arm_override_options): Don't fault hard calling convention with VFP.
5435 Add support for AAPCS variants.
5436 (arm_function_value): Make static. Handle AAPCS variants.
5437 (arm_libcall_value): New function.
5438 (arm_apply_result_size): Handle VFP registers in results.
5439 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5441 (pcs_attribute_args): New variable.
5442 (arm_pcs_from_attribute): New function.
5443 (arm_get_pcs_model): New function.
5444 (aapcs_vfp_cum_init): New function.
5445 (aapcs_vfp_sub_candidate): New function.
5446 (aapcs_vfp_is_return_candidate): New function.
5447 (aapcs_vfp_is_call_candidate): New function.
5448 (aapcs_vfp_allocate): New function.
5449 (aapcs_vfp_allocate_return_reg): New function.
5450 (aapcs_vfp_advance): New function.
5451 (aapcs_cp_arg_layout): New variable.
5452 (aapcs_select_call_coproc): New function.
5453 (aapcs_select_return_coproc): New function.
5454 (aapcs_allocate_return_reg): New function.
5455 (aapcs_libcall_value): New function.
5456 (aapcs_layout_arg): New function.
5457 (arm_init_cumulative_args): Initialize AAPCS args data.
5458 (arm_function_arg): Handle AAPCS variants using new interface.
5459 (arm_arg_parital_bytes): Likewise.
5460 (arm_function_arg_advance): New function.
5461 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5462 calling conventions.
5463 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5464 * arm.h (NUM_VFP_ARG_REGS): Define.
5465 (LIBCALL_VALUE): Update.
5466 (FUNCTION_VALUE): Delete.
5467 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5468 (arm_pcs): New enum.
5469 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5470 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5471 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5472 * arm-protos.h (arm_function_arg_advance): Add.
5473 (aapcs_libcall_value): Add.
5474 (arm_function_value): Delete.
5476 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5477 H.J. Lu <hongjiu.lu@intel.com>
5480 * config/i386/i386.c (standard_sse_mode_p): Remove.
5481 (standard_sse_constant_p): Return 2 for integer mode
5482 vector_all_ones_operand when SSE2 is enabled.
5483 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5484 (ix86_expand_vector_move): Do not check for negative values from
5485 standard_sse_constant_p.
5487 2009-08-06 Richard Guenther <rguenther@suse.de>
5489 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5490 array type comparisons frontend independent.
5491 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5492 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5493 out array reference lower bound and element size operands.
5494 (ao_ref_init_from_vn_reference): Properly compute the offset
5495 for ARRAY_RANGE_REF.
5496 (vn_reference_fold_indirect): Fill out array reference lower
5497 bound and element size operands.
5498 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5499 a non gimple valued reference operand which can happen for
5500 array reference lower bound or element size.
5501 (create_component_ref_by_pieces_1): Properly generate the
5502 element size operand for array references.
5504 2009-08-06 Richard Guenther <rguenther@suse.de>
5506 PR tree-optimization/40964
5507 * tree.c (iterative_hash_host_wide_int): Export.
5508 * tree.h (iterative_hash_host_wide_int): Declare.
5509 * tree-ssa-structalias.c (heapvar_map): New struct.
5510 (heapvar_map_eq): New function.
5511 (heapvar_map_hash): Likewise.
5512 (heapvar_lookup): Adjust.
5513 (heapvar_insert): Likewise.
5514 (make_constraint_from_heapvar): Allow multiple heap variables
5515 per decl at different offsets.
5516 (init_alias_heapvars): Adjust.
5518 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5520 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5521 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5522 trailing sync if TARGET_SYNC_AFTER_SC.
5524 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5526 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5527 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5528 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5529 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5530 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5531 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5532 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5533 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5534 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5535 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5536 the prototype declaration match the definition.
5537 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5538 instructions explicitly. Add barrier_before and operands
5540 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5541 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5542 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5543 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5544 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5545 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5547 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5549 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5551 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5552 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5555 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5558 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5560 PR rtl-optimization/40924
5561 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5562 make sure canon_rtx (mem_address) isn't simpler than
5563 canon_rtx (expanded_mem_address).
5565 2009-08-05 Li Feng <nemokingdom@gmail.com>
5567 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5569 (build_scop_drs): Build alias set for each SCoP.
5571 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5573 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5574 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5575 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5576 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5577 (BASE_DRIVER_SELF_SPECS): Likewise.
5579 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5581 * tree-ssa-alias.c: Fix some comment typos.
5583 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5585 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5586 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5588 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5591 * simplify-rtx.c (simplify_binary_operation_1): Disable
5592 simplifications for decimal float operations.
5594 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5597 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5598 operand of INDIRECT_REF.
5600 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5602 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5603 constants referencing TLS symbols.
5605 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5607 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5608 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5610 2009-08-03 Richard Guenther <rguenther@suse.de>
5612 * tree.c (make_vector_type): Build a main variant first,
5613 get the canonical one and then build the variant.
5614 * tree-ssa.c (useless_type_conversion_p_1): Handle
5616 (useless_type_conversion_p): Conversions to pointers to
5617 incomplete record types are useless.
5619 2009-08-03 Richard Guenther <rguenther@suse.de>
5621 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5622 file will be created.
5623 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5624 * toplev.c (compile_file): Adjust comment.
5626 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5628 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5629 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5630 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5631 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5632 (sh_promote_function_mode): Fix typo.
5634 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5636 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5638 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5640 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5641 declaration arguments.
5643 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5645 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5646 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5647 (ix86_split_ashl): Ditto.
5648 (ix86_expand_vector_init_one_nonzero): Ditto.
5649 (ix86_expand_vector_set): Ditto.
5650 (ix86_expand_reduc_v4sf): Ditto.
5652 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5654 * explow.c (promote_function_mode): Remove assert.
5655 * config/sh/sh.c (sh_promote_function_mode): Declare.
5657 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5659 * config/pa/pa.c (pa_promote_function_mode): Declare.
5660 Change to static. Fix promote_mode call.
5662 * gthr-dce.h (CONST_CAST2): Define if not defined.
5663 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5665 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5667 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5669 * expr.c (store_constructor): Use promote_decl_mode. Remove
5670 now write-only variable unsignedp.
5671 (expand_expr_real_1): Use promote_decl_mode.
5672 * expr.h (promote_function_mode, promote_decl_mode): New.
5673 (promote_mode): Remove last argument.
5674 * function.c (assign_temp): Drop last argument of promote_mode.
5675 (assign_parm_find_data_types): Use promote_function_mode.
5676 (assign_parm_setup_reg): Likewise.
5677 (expand_function_end): Use promote_function_mode.
5678 * calls.c (initialize_argument_information): Use promote_function_mode.
5679 (precompute_arguments): Use promote_mode instead of checking if
5680 only PROMOTE_FUNCTION_MODE is defined.
5681 (expand_call): When making sibcall decisions, use promote_function_mode.
5682 Below, remove an if for targetm.calls.promote_function_return and
5683 and use promote_function_mode.
5684 (emit_library_call_value_1): Use promote_function_mode, fix bug
5685 where promote_mode was passed FOR_CALL == 0 for a return value in an
5687 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5688 * explow.c (promote_function_mode, promote_decl_mode): New.
5689 (promote_mode): Keep only the FOR_CALL == 0 case.
5690 * combine.c (setup_incoming_promotion): Remove test of
5691 promote_function_args. Use promote_function_mode.
5692 * stmt.c (expand_value_return): Use promote_decl_mode.
5693 (expand_decl): Use promote_decl_mode.
5695 * expr.c (store_constructor): Use promote_decl_mode. Remove
5696 now write-only variable unsignedp.
5697 (expand_expr_real_1): Use promote_decl_mode.
5698 * expr.h (promote_function_mode, promote_decl_mode): New.
5699 (promote_mode): Remove last argument.
5700 * function.c (assign_temp): Drop last argument of promote_mode.
5701 (assign_parm_find_data_types): Use promote_function_mode.
5702 (assign_parm_setup_reg): Likewise.
5703 (expand_function_end): Use promote_function_mode.
5704 * calls.c (initialize_argument_information): Use promote_function_mode.
5705 (precompute_arguments): Use promote_mode instead of checking if
5706 only PROMOTE_FUNCTION_MODE is defined.
5707 (expand_call): When making sibcall decisions, use promote_function_mode.
5708 Below, remove an if for targetm.calls.promote_function_return and
5709 and use promote_function_mode.
5710 (emit_library_call_value_1): Use promote_function_mode, fix bug
5711 where promote_mode was passed FOR_CALL == 0 for a return value in an
5713 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5714 * explow.c (promote_function_mode, promote_decl_mode): New.
5715 (promote_mode): Keep only the FOR_CALL == 0 case.
5716 * combine.c (setup_incoming_promotion): Remove test of
5717 promote_function_args. Use promote_function_mode.
5718 * stmt.c (expand_value_return): Use promote_decl_mode.
5719 (expand_decl): Use promote_decl_mode.
5721 * explow.c (promote_function_mode): Just call the target hook.
5722 * targhooks.c (default_promote_function_mode,
5723 default_promote_function_mode_always_promote): New.
5724 * targhooks.h (default_promote_function_mode,
5725 default_promote_function_mode_always_promote): Declare.
5726 * target.h (promote_function_args, promote_function_return): Remove.
5727 (promote_function_mode): New.
5728 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5729 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5730 (TARGET_PROMOTE_FUNCTION_MODE): New.
5731 (TARGET_CALLS): Adjust.
5732 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5733 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5735 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5736 * config/s390/s390.c (s390_promote_function_mode): ... here,
5737 with pointer handling.
5738 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5739 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5741 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5742 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5743 with pointer handling.
5744 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5745 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5747 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5748 * config/sh/sh.c (sh_promote_function_mode): New.
5749 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5750 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5752 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5753 * config/cris/cris.c (cris_promote_function_mode): ... here.
5754 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5755 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5757 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5758 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5759 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5760 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5762 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5763 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5764 complex type handling.
5765 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5766 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5768 * config/pa/pa.c (pa_promote_function_mode): New.
5769 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5770 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5772 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5773 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5774 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5775 * config/xtensa/xtensa.c: Likewise.
5776 * config/stormy16/stormy16.c: Likewise.
5777 * config/iq2000/iq2000.c: Likewise.
5778 * config/rs6000/rs6000.c: Likewise.
5779 * config/picochip/picochip.c: Likewise.
5780 * config/arc/arc.c: Likewise.
5781 * config/mcore/mcore.c: Likewise.
5782 * config/score/score.c: Likewise.
5783 * config/mips/mips.c: Likewise.
5784 * config/bfin/bfin.c: Likewise.
5785 * config/ia64/ia64.c: Likewise (disabled though).
5787 * config/frv/frv.h: Remove pointless remark.
5789 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5790 TARGET_PROMOTE_FUNCTION_ARGS,
5791 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5792 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5794 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5796 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5797 -floop-parallelize-all.
5798 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5799 flag_loop_parallelize_all.
5800 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5801 * graphite.c (graphite_transform_loops): Same.
5803 * graphite-poly.c (apply_poly_transforms): Same.
5805 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5807 PR tree-optimization/40914
5808 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5809 if set, then check the delta field of the PMF record.
5810 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5811 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5812 call is stored in the delta.
5814 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5816 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5818 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5820 * config/i386/bsd.h (ASM_BYTE): New define.
5821 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5822 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5823 .byte. Use fputs or putc instead of fprintf where appropriate.
5824 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5825 fputs or putc instead of fprintf where appropriate.
5826 * config/i386/i386elf.h: Ditto.
5827 * config/i386/sysv4.h: Ditto.
5829 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5830 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5831 (*tls_global_dynamic_64): Ditto.
5833 2009-07-31 Christian Bruel <christian.bruel@st.com>
5835 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5837 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5839 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5840 Remove dead code for MINUS.
5842 2009-07-31 Anthony Green <green@moxielogic.com>
5844 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5846 (moxie_expand_epilogue): Ditto for epilogue.
5847 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5849 (moxie_function_arg): Ditto.
5850 (moxie_pass_by_reference): Ditto.
5851 (moxie_arg_partial_bytes): Ditto.
5852 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5853 (FUNCTION_ARG_ADVANCE) Ditto.
5854 (REG_PARM_STACK_SPACE) Ditto.
5855 (FUNCTION_ARG_REGNO_P) Dito.
5857 * config.gcc: Add moxie linux config support.
5858 * gcc/config/moxie/uclinux.h: New file.
5860 2009-07-31 DJ Delorie <dj@redhat.com>
5862 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5863 (UNSPECV_SP_SWITCH_E): New.
5864 (sp_switch_1): Change to an unspec.
5865 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5867 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5868 reference the new stack's address
5870 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5872 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5873 graphite-clast-to-gimple.o, graphite-dependences.o,
5874 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5875 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5876 (graphite-blocking.o,
5877 graphite-clast-to-gimple.o, graphite-dependences.o,
5878 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5879 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5880 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5881 * cfgloop.h (struct loop): Add can_be_parallel field.
5882 * common.opt (fgraphite-identity): Moved up.
5883 (fgraphite-force-parallel): New flag.
5884 * graphite.c: Rewrite.
5885 * graphite.h: Rewrite.
5886 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5888 * toplev.c (graphite_out_file): New file descriptor.
5889 (graphite_in_file): New.
5890 (process_options): flag_graphite_force_parallel cannot be used without
5892 * tree-ssa-loop.c: Include toplev.h.
5893 (gate_graphite_transforms): Enable flag_graphite for
5894 flag_graphite_force_parallel.
5896 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5898 * ChangeLog.graphite: New.
5899 * graphite-blocking.c: New.
5900 * graphite-clast-to-gimple.c: New.
5901 * graphite-clast-to-gimple.h: New.
5902 * graphite-dependences.c: New.
5903 * graphite-dependences.h: New.
5904 * graphite-interchange.c: New.
5905 * graphite-poly.c: New.
5906 * graphite-poly.h: New.
5907 * graphite-ppl.c: New.
5908 * graphite-ppl.h: New.
5909 * graphite-scop-detection.c: New.
5910 * graphite-scop-detection.h: New.
5911 * graphite-sese-to-poly.c: New.
5912 * graphite-sese-to-poly.h: New.
5916 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5918 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5919 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5921 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5923 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5924 (scev_is_linear_expression): Return false if the evolution is not
5925 affine multivariate.
5927 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5929 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5930 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5932 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5934 * tree-data-ref.c (debug_data_references): New.
5935 (debug_data_reference): New.
5936 * tree-data-ref.h (debug_data_references): Declared.
5937 (debug_data_reference): Declared.
5939 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5941 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5942 * tree-data-ref.h (scop_p): Removed.
5943 (struct data_reference): Remove field scop.
5945 (stmt_simple_memref_p): Removed.
5947 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5949 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5950 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5953 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5955 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5957 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5959 * doc/invoke.texi (-fgraphite-identity): Documented.
5961 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5963 * tree-scalar-evolution.c: Fix comment.
5964 (instantiate_scev_1): Return unknow from scev instantiation if the
5965 result is not above instantiate_below.
5967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5969 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5970 static anymore. Instantiate the symbols that may have been introduced
5972 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5975 2009-07-30 DJ Delorie <dj@redhat.com>
5977 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5978 .vliw directive to VLIW sections.
5980 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5982 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
5984 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
5985 (AUTOHEADER): New variable.
5986 ($(srcdir)/cstamp-h.in): Use it.
5988 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
5989 Pat Haugen <pthaugen@us.ibm.com>
5990 Revital Eres <ERES@il.ibm.com>
5992 * config/rs6000/vector.md (VEC_F): Add VSX support.
5996 (vector_load_<mode>): Ditto.
5997 (vector_store_<mode>): Ditto.
5998 (vector GPR move split): Ditto.
5999 (vec_reload_and_plus_<mptrsize>): Ditto.
6000 (vec_reload_and_reg_<mptrsize>): Ditto.
6001 (add<mode>3): Ditto.
6002 (sub<mode>3): Ditto.
6003 (mul<mode>3): Ditto.
6004 (neg<mode>2): Ditto.
6005 (abs<mode>2): Ditto.
6006 (smin<mode>3): Ditto.
6007 (smax<mode>3): Ditto.
6008 (vector_eq<mode>): Ditto.
6009 (vector_gt<mode>): Ditto.
6010 (vector_ge<mode>): Ditto.
6011 (vector_gtu<mode>): Ditto.
6012 (vector_select_<mode>_uns): Ditto.
6013 (vector_eq_<mode>_p): Ditto.
6014 (vector_gt_<mode>_p): Ditto.
6015 (vector_ge_<mode>_p): Ditto.
6016 (vector_gtu_<mode>_p): Ditto.
6017 (cr6_test_for_zero): Ditto.
6018 (cr6_test_for_zero_reverse): Ditto.
6019 (cr6_test_for_lt): Ditto.
6020 (cr6_test_for_lt_reverse): Ditto.
6021 (xor<mode>3): Ditto.
6022 (ior<mode>3): Ditto.
6023 (and<mode>3): Ditto.
6024 (one_cmpl<mode>2): Ditto.
6025 (nor<mode>2): Ditto.
6026 (andc<mode>2): Ditto.
6027 (float<VEC_int<mode>2): Ditto.
6028 (unsigned_float<VEC_int><mode>2): Ditto.
6029 (fix_trunc<mode><VEC_int>2): Ditto.
6030 (fixuns_trunc<mode><VEC_int>2): Ditto.
6032 (vec_set<mode>): Ditto.
6033 (vec_extract<mode>): Ditto.
6034 (vec_interleave_highv4sf): Ditto.
6035 (vec_interleave_lowv4sf): Ditto.
6036 (vec_realign_load_<mode>): Ditto.
6037 (vec_shl_<mode>): Ditto.
6038 (vec_shr_<mode>): Ditto.
6039 (div<mode>3): New patterns for VSX.
6040 (vec_interleave_highv2df): Ditto.
6041 (vec_interleave_lowv2df): Ditto.
6042 (vec_pack_trunc_v2df): Ditto.
6043 (vec_pack_sfix_trunc_v2df): Ditto.
6044 (vec_pack_ufix_trunc_v2df): Ditto.
6045 (vec_unpacks_hi_v4sf): Ditto.
6046 (vec_unpacks_lo_v4sf): Ditto.
6047 (vec_unpacks_float_hi_v4si): Ditto.
6048 (vec_unpacks_float_lo_v4si): Ditto.
6049 (vec_unpacku_float_hi_v4si): Ditto.
6050 (vec_unpacku_float_lo_v4si): Ditto.
6051 (movmisalign<mode>): Ditto.
6052 (vector_ceil<mode>2): New patterns for vectorizing math library.
6053 (vector_floor<mode>2): Ditto.
6054 (vector_btrunc<mode>2): Ditto.
6055 (vector_copysign<mode>3): Ditto.
6057 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6058 predicate for setting the high bit in each word, used for copysign.
6060 * config/rs6000/ppc-asm.h (f19): Whitespace.
6061 (f32-f63): Define if VSX.
6062 (v0-v31): Define if Altivec.
6063 (vs0-vs63): Define if VSX.
6065 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6067 * config/rs6000/power7.md: New file, provide tuning parameters for
6070 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6071 (rs6000_cpu_cpp_builtins): Ditto.
6072 (altivec_overloaded_builtins): Ditto.
6073 (altivec_resolve_overloaded_builtin): Ditto.
6075 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6076 debug switch to disable vectorizing simple math builtin
6079 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6080 Vectorize simple math builtin functions.
6081 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6082 hook to vectorize math builtins.
6083 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6084 (rs6000_builtin_conversion): Add VSX/power7 support.
6085 (rs6000_builtin_vec_perm): Ditto.
6086 (vsplits_constant): Add support for loading up a vector constant
6087 with just the high bit set in each part.
6088 (rs6000_expand_vector_init): Add VSX/power7 support.
6089 (rs6000_expand_vector_set): Ditto.
6090 (rs6000_expand_vector_extract): Ditto.
6091 (rs6000_emit_move): Ditto.
6092 (bdesc_3arg): Ditto.
6093 (bdesc_2arg): Ditto.
6094 (bdesc_1arg): Ditto.
6095 (rs6000_expand_ternop_builtin): Ditto.
6096 (altivec_expand_builtin): Ditto.
6097 (rs6000_expand_unop_builtin): Ditto.
6098 (rs6000_init_builtins): Ditto.
6099 (altivec_init_builtins): Ditto.
6100 (builtin_function_type): Ditto.
6101 (rs6000_common_init_builtins): Ditto.
6102 (rs6000_handle_altivec_attribute); Ditto.
6103 (rs6000_mangle_type): Ditto.
6104 (rs6000_vector_mode_supported_p): Ditto.
6105 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6108 * config/rs6000/vsx.md: New file for VSX support.
6110 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6111 identifing values with just the most significant bit set.
6112 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6113 vectorized builtins.
6115 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6116 (UNSPEC_VRFIM): Delete.
6117 (splitter for loading up vector with most significant bit): New
6118 splitter for vectorizing copysign.
6119 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6120 vectorizing simple math functions.
6121 (altivec_vrfip): Add support for vectorizing simple math functions.
6122 (altivec_vrfim): Ditto.
6123 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6125 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6126 (power7.md, vsx.md): Include for power7 support.
6127 (copysigndf3): Use VSX instructions if -mvsx.
6128 (negdf2_fpr): Ditto.
6129 (absdf2_fpr): Ditto.
6130 (nabsdf2_fpr): Ditto.
6131 (adddf3_fpr): Ditto.
6132 (subdf3_fpr): Ditto.
6133 (muldf3_fpr): Ditto.
6134 (divdf3_fpr): Ditto.
6135 (fix_truncdfdi2_fpr): Ditto.
6136 (cmpdf_internal1): Ditto.
6137 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6138 (btruncdf2, btruncdf2_fpr): Ditto.
6139 (ceildf2, ceildf2_fpr): Ditto.
6140 (floordf2, floordf2_fpr): Ditto.
6141 (floatdidf2, floatdidf2_fpr): Ditto.
6142 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6143 (fmsubdf4_fpr): Ditto.
6144 (fnmadddf4_fpr_1): Ditto.
6145 (fnmadddf4_fpr_2): Ditto.
6146 (fnmsubdf4_fpr_1): Ditto.
6147 (fnmsubdf4_fpr_2): Ditto.
6148 (fixuns_truncdfdi2): Add expander for VSX support.
6149 (fix_truncdfdi2): Ditto.
6150 (fix_truncdfsi2): Ditto.
6152 (btruncsf2): Whitespace.
6153 (movdf_hardfloat32): Add support for VSX registers.
6154 (movdf_softfloat32): Ditto.
6155 (movdf_hardfloat64): Ditto.
6156 (movdf_hardfloat64_mfpgpr): Ditto.
6157 (movdf_softfloat64): Ditto.
6158 (movti splitters): Add check for vector registers supporting
6159 TImode in the future.
6160 (bpermd): Add power7 bpermd instruction.
6162 * config/rs6000/altivec.h (vec_div): Define if VSX.
6166 (vec_nearbyint): Ditto.
6169 (all predicates): Use the generic builtin function, and not the V4SF
6170 specific function so that the predicates will work with VSX's V2DF.
6174 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6175 Document new VSX functions and types.
6177 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6180 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6181 "wa", and "j" constraints. Modify "v" to talk about Altivec
6182 instead of just vector.
6184 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6187 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6188 location for phi arguments.
6189 (rewrite_update_phi_arguments): Find locations for reaching defs.
6190 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6191 Add location to add_phi_arg calls.
6192 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6193 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6194 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6195 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6196 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6197 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6198 * tree-phinodes.c (make_phi_node): Initialize location.
6199 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6200 (add_phi_arg): Add location parameter.
6201 (remove_phi_arg_num): Move location when moving phi argument.
6202 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6204 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6205 slpeel_update_phi_nodes_for_guard1,
6206 slpeel_update_phi_nodes_for_guard2,
6207 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6208 vect_loop_versioning): Set locations.
6209 * tree-parloops.c (create_phi_for_local_result,
6210 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6211 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6212 * tree-vect-loop.c (get_initial_def_for_induction,
6213 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6215 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6216 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6217 (gimple_phi_arg_set_location): New. Set locus.
6218 (gimple_phi_arg_has_location): New. Check for locus.
6219 (redirect_edge_var_map_location): New. Return locus from var_map.
6220 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6221 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6222 combining PHI arguments.
6223 (cond_store_replacement): Set location.
6224 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6225 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6226 scop_add_exit_phis_edge): Add locations.
6227 * tree-cfgcleanup.c (remove_forwarder_block,
6228 remove_forwarder_block_with_phi): Add locations.
6229 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6230 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6232 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6233 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6234 flush_pending_stmts): Add source location.
6235 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6236 stack to preserve locations.
6237 * tree-vect-stmts.c (vectorizable_load): Add location.
6238 * tree-inline.c (copy_phis_for_bb): Copy locus.
6239 (setup_one_parameter): Add call locus to inlined parameter stmts.
6240 (initialize_inlined_parameters): Pass in call location as parameter
6242 (tree_function_versioning): Pass location to setup_one_parameter.
6243 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6244 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6245 copy and edge lists.
6246 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6247 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6248 locus parameter and override the stmt default if provided.
6249 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6250 elim_graph_add_edge, elim_graph_remove_succ_edge,
6251 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6252 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6253 eliminate_phi): Add locus info in elimination graph for each edge and
6255 (insert_backedge_copies): Copy locus if present.
6256 * tree-flow.h (struct _edge_var_map): Add locus field.
6257 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6258 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6259 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6261 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6263 2009-07-30 Martin Jambor <mjambor@suse.cz>
6265 PR tree-optimization/40570
6266 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6269 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6271 * ssa-loop-manip.c: Include langhooks.h.
6272 (rewrite_phi_with_iv): New.
6273 (rewrite_all_phi_nodes_with_iv): New.
6274 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6275 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6276 * tree-parloops.c (loop_parallel_p): Move out all conditions
6277 except dependency check.
6278 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6279 (gen_parallel_loop): Call canonicalize_loop_ivs without
6280 reduction_list argument.
6281 (build_new_reduction): New.
6282 (gather_scalar_reductions): New.
6283 (try_get_loop_niter): New.
6284 (try_create_reduction_list): New.
6285 (parallleize_loops): Change the parallel conditions check.
6286 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6287 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6289 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6291 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6293 * doc/options.texi (Option properties): Mention new quoting syntax.
6295 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6297 * config/alpha/alpha.c (alpha_start_function):
6298 Handle VMS_DEBUG_MAIN_POINTER
6299 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6300 * doc/invoke.texi: Document -mdebug-main switch.
6302 2009-07-29 Richard Henderson <rth@redhat.com>
6304 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6305 (cgraph_create_edge_including_clones): Likewise.
6306 * tree-inline.c (copy_bb): Operate on the correct edges
6307 when updating the callgraph.
6309 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6311 * config/alpha/vms-cc.c: Deleted.
6312 * config/alpha/vms-ld.c: Deleted.
6313 * config/alpha/t-vms64: Moved to config/vms
6314 * config/alpha/vms-crt0-64.c: Moved to config/vms
6315 * config/alpha/vms-crt0.c: Moved to config/vms
6316 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6317 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6318 * config/alpha/xm-vms.h: Moved to config/vms
6319 * config/alpha/x-vms: Moved to config/vms
6320 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6322 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6323 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6325 * config/vms/t-vms64: Moved here from config/alpha
6326 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6327 (argc,argv,envp): Enforce 32bit malloc'ing.
6328 * config/vms/vms-psxcrt0-64.c: Likewise.
6329 * config/vms/vms-crt0.c: Moved here from config/alpha.
6330 * config/vms/vms-psxcrt0.c: Likewise.
6331 * config/vms/vms-crtl-64.h: New file.
6332 * config/vms/vms-crtl.h: New file.
6333 * config/vms/vms.opt: New file.
6334 * config/vms/xm-vms64.h: New file.
6335 * config/vms/xm-vms.h: Moved here from config/alpha.
6336 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6338 * config/vms/x-vms: Moved here from config/alpha.
6339 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6340 (vms-ld.o, vms-cc.o): Removed.
6341 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6343 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6345 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6346 correct stack (obvious VMS fix).
6348 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6350 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6351 date, version info if VMS_DEBUGGING_INFO defined.
6352 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6353 size, date calculating code moved here.
6355 2009-07-29 Paul Brook <paul@codesourcery.com>
6357 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6360 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6363 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6364 to DImode when generating insq_le insn.
6366 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6368 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6369 New macro set for VMS_DEBUGGGING_INFO.
6370 (AT_string_form): Use it.
6372 2009-07-28 DJ Delorie <dj@redhat.com>
6374 * config/mep/mep.c (vtext_section): New.
6375 (vftext_section): New.
6376 (ftext_section): New.
6377 (mep_select_section): Add support for functions.
6378 (mep_unique_section): Likewise.
6379 (mep_asm_init_sections): Likewise.
6380 (mep_encode_section_info): Remove it from here.
6382 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6384 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6386 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6387 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6389 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6391 * dwarf2out.c (output_file_names): Test new macro
6392 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6393 (add_comp_dir_attribute): Likewise.
6395 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6397 * config/i386/mingw-w64.h (LINK_SPEC): Add
6398 separating space between commands.
6400 2009-07-28 Jan Hubicka <jh@suse.cz>
6402 PR tree-optimization/40759
6403 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6406 2009-07-27 DJ Delorie <dj@redhat.com>
6408 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6409 types are dword-aligned.
6410 (mep_expand_va_start): Likewise.
6412 2009-07-27 Olivier Hainque <hainque@adacore.com>
6413 Douglas B Rupp <rupp@gnat.com>
6415 * convert.c (convert_to_pointer): Don't assume the target
6416 pointer type is POINTER_SIZE long. Fetch its precision instead.
6418 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6420 * system.h (fopen): Undefine if macro.
6422 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6424 * dwarf2out.c (output_cfi_p): Removed.
6425 (output_cfis): New function.
6426 (output_fde): New function, split from output_call_frame_info.
6427 (output_call_frame_info): Use it.
6428 (dwarf2out_switch_text_section): Use output_cfis.
6430 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6432 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6433 TARGET_BI_ARCH is specified without enabling SJLJ.
6434 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6435 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6437 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6439 * arm.md (negdi2): Use DImode if forcing a value into a register.
6441 2009-07-26 Ira Rosen <irar@il.ibm.com>
6443 PR tree-optimization/40801
6444 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6445 of vector operand from the previous copy of vector statement.
6446 Pass the correct definition type value to
6447 vect_get_vec_def_for_stmt_copy().
6449 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6451 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6452 const char ** conversion.
6454 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6456 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6457 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6458 (gcc_unreachable): Invoke __builtin_unreachable() if
6459 !ENABLE_ASSERT_CHECKING.
6461 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6463 PR rtl-optimization/40445
6464 * emit-rtl.c (next_nonnote_insn_bb): New function.
6465 * rtl.h (next_nonnote_insn_bb): Declare new function.
6466 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6467 with no successors that is the successor of the ENTRY_BLOCK.
6468 Continue from the top after removing an empty fallthrough block.
6469 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6470 of next_nonnote_insn.
6472 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6474 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6476 2009-07-25 Martin Jambor <mjambor@suse.cz>
6478 * c-common.c (c_common_attribute_table): New element for noclone.
6479 (handle_noclone_attribute): New function. Forward-declare.
6480 * tree-inline.c (tree_versionable_function_p): Check for noclone
6482 * doc/extend.texi (Labels as Values): Document need for noclone.
6483 (Function Attributes): Document noclone attribute.
6485 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6487 PR rtl-optimization/34999
6488 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6489 and dw_fde_switched_cold_to_hot fields.
6490 (output_cfi_p): New function.
6491 (output_call_frame_info): If fde->dw_fde_switched_sections,
6492 output 2 FDEs instead of one with corrupted header.
6493 (dwarf2out_do_cfi_startproc): New function.
6494 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6495 and fde->dw_fde_switched_cold_to_hot.
6496 (dwarf2out_switch_text_section): Compute
6497 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6498 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6499 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6500 Otherwise, compute fde->dw_fde_switch_cfi.
6502 2009-07-24 Cary Coutant <ccoutant@google.com>
6504 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6506 2009-07-24 Cary Coutant <ccoutant@google.com>
6508 * cfghooks.c (split_block): Copy discriminator to new block.
6509 * tree-cfg.c (assign_discriminator): Check location of last
6510 instruction in block as well as first.
6512 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/linux.c: Use fputs or putc instead of fprintf
6516 * config/i386/gas.h: Ditto.
6517 * config/i386/x86-64.h: Ditto.
6518 * config/i386/att.h: Ditto.
6520 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6522 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6525 2009-07-24 Martin Jambor <mjambor@suse.cz>
6527 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6528 (ipa_push_func_to_list_1): Declare.
6529 (ipa_push_func_to_list): New function.
6531 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6532 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6533 (ipa_push_func_to_list): Removed.
6534 (ipa_pop_func_from_list): Clear node_enqueued flag.
6536 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6538 * config/s390/s390.c (override_options): Default
6539 max-unrolled-insns to 100 for z10 tuning.
6541 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6543 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6544 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6545 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6546 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6547 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6548 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6549 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6551 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6553 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6554 use default set in mingw32.h header.
6555 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6556 64-bit /mingw/include path.
6557 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6560 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6562 PR rtl-optimization/40209
6563 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6565 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6567 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6568 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6569 with the rest of string where appropriate. Use fputs or putc
6570 instead of fprintf where appropriate.
6572 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6573 Pat Haugen <pthaugen@us.ibm.com>
6574 Revital Eres <ERES@il.ibm.com>
6576 * config/rs6000/vector.md: New file. Move most of the vector
6577 expander support here from altivec.md to allow for the VSX vector
6578 unit in the future. Add support for secondary_reload patterns.
6579 Rewrite the patterns for vector comparison, and vector comparison
6580 predicate instructions so that the RTL expresses the desired
6581 behavior, instead of using unspec.
6583 * config/rs6000/constraints.md ("f" constraint): Use
6584 rs6000_constraints to hold the precalculated register class.
6585 ("d" constraint): Ditto.
6586 ("wd" constraint): New constraint for VSX.
6587 ("wf" constraint): Ditto.
6588 ("ws" constraint): Ditto.
6589 ("wa" constraint): Ditto.
6590 ("wZ" constraint): Ditto.
6591 ("j" constraint): Ditto.
6593 * config/rs6000/predicates.md (vsx_register_operand): New
6595 (vfloat_operand): New predicate for vector.md.
6596 (vint_operand): Ditto.
6597 (vlogical_operand): Ditto.
6598 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6599 (easy_vector_constant): Add VSX support.
6600 (altivec_indexed_or_indirect_operand): New predicate for
6601 recognizing Altivec style memory references with AND -16.
6603 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6604 for vector secondary reload support.
6605 (rs6000_vector_reg_class): Delete, replacing it with
6607 (rs6000_vsx_reg_class): Ditto.
6608 (rs6000_constraints): New array to hold the register classes of
6609 each of the register constraints that can vary at runtime.
6610 (builtin_mode_to_type): New static array for builtin function type
6612 (builtin_hash_table): New static hash table for builtin function
6614 (TARGET_SECONDARY_RELOAD): Define target hook.
6615 (TARGET_IRA_COVER_CLASSES): Ditto.
6616 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6617 registers are 128 bits if VSX memory reference instructions are used.
6618 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6620 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6621 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6622 Print several of the scheduling related parameters.
6623 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6624 rs6000_constraints instead of rs6000_vector_reg_class. Move
6625 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6626 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6627 Altivec. Add VSX support. Setup for secondary reload support on
6628 Altivec/VSX registers.
6629 (rs6000_override_options): Make power7 set the scheduling groups
6630 like the power5. Add support for new debug switches to override
6631 the scheduling defaults. Temporarily disable -mcpu=power7 from
6632 setting -mvsx. Add support for debug switches -malways-hint,
6633 -msched-groups, and -malign-branch-targets.
6634 (rs6000_buitlin_conversion): Add support for returning unsigned
6635 vector conversion functions to fix regressions due to stricter
6637 (rs6000_builtin_mul_widen_even): Ditto.
6638 (rs6000_builtin_mul_widen_odd): Ditto.
6639 (rs6000_builtin_vec_perm): Ditto.
6640 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6641 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6643 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6645 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6646 VSX types for bit operations. Changes to accomidate vector.md.
6647 (bdesc_2arg): Ditto.
6648 (bdesc_1arg): Ditto.
6649 (struct builtin_description_predicates): Rewrite predicate
6650 handling so that RTL describes the operation, instead of passing
6651 the instruction to be used as a string argument.
6652 (bdesc_altivec_preds): Ditto.
6653 (altivec_expand_predicate_builtin): Ditto.
6654 (altivec_expand_builtin): Ditto.
6655 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6656 statement for vsldoi support.
6657 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6658 (altivec_expand_st_builtin): Ditto.
6659 (paired_expand_builtin): Whitespace changes.
6660 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6661 builtin_mode_to_type table for secondary reload. Call
6662 builtin_function_type to build random builtin functions.
6663 (altivec_init_builtins): Change to use builtin_function_type to
6664 create builtin function types dynamically as we need them.
6665 (builtin_hash_function): New support for hashing the tree types
6666 for builtin function as we need it, rather than trying to build
6667 all of the trees that we need. Add initial preliminary VSX support.
6668 (builtin_function_type): Ditto.
6669 (builtin_function_eq): Ditto.
6670 (builtin_hash_struct): Ditto.
6671 (rs6000_init_builtins): Ditto.
6672 (rs6000_common_init_builtins): Ditto.
6673 (altivec_init_builtins): Ditto.
6674 (rs6000_common_init_builtins): Ditto.
6675 (enum reload_reg_type): New enum for simplifing reg classes.
6676 (rs6000_reload_register_type): Simplify register classes into GPR,
6677 Vector, and other registers. Altivec and VSX addresses in reload.
6678 (rs6000_secondary_reload_inner): Ditto.
6679 (rs6000_ira_cover_classes): New target hook, that returns the
6680 appropriate cover classes, based on -mvsx being used or not.
6681 (rs6000_secondary_reload_class): Add VSX support.
6682 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6683 (get_vsel_insn): Ditto.
6684 (rs6000_emit_vector_compare): Rewrite vector conditional support
6685 so that where we can, we use RTL operators, instead of blindly use
6687 (rs6000_emit_vector_select): Ditto.
6688 (rs6000_emit_vector_cond_expr): Ditto.
6689 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6690 (create_TOC_reference): Add -mdebug=addr support.
6691 (emit_frame_save): VSX loads/stores need register indexed addressing.
6693 * config/rs6000/rs6000.md: Include vector.md.
6695 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6697 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6698 support for V2DI, V2DF in logical, permute, select operations.
6700 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6701 switch for vsx/power7.
6702 (-mvsx-scalar-memory): Ditto.
6703 (-mvsx-align-128): Ditto.
6704 (-mallow-movmisalign): Ditto.
6705 (-mallow-df-permute): Ditto.
6706 (-msched-groups): Ditto.
6707 (-malways-hint): Ditto.
6708 (-malign-branch-targets): Ditto.
6710 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6712 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6713 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6714 (rs6000_vector_reg_class): Delete.
6715 (rs6000_vsx_reg_class): Ditto.
6716 (enum rs6000_reg_class_enum): New enum for the constraints that
6717 vary based on target switches.
6718 (rs6000_constraints): New array to hold the register class for all
6719 of the register constraints that vary based on the switches used.
6720 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6721 (enum rs6000_builtins): Add unsigned varients for the builtin
6722 declarations returned by target hooks for expanding multiplies,
6723 select, and permute operations. Add VSX builtins.
6724 (enum rs6000_builtin_type_index): Add entries for VSX.
6725 (V2DI_type_node): Ditto.
6726 (V2DF_type_node): Ditto.
6727 (unsigned_V2DI_type_node): Ditto.
6728 (bool_long_type_node): Ditto.
6729 (intDI_type_internal_node): Ditto.
6730 (uintDI_type_internal_node): Ditto.
6731 (double_type_internal_node): Ditto.
6733 * config/rs6000/altivec.md (whole file): Move all expanders to
6734 vector.md from altivec.md. Rename insn matching functions to be
6736 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6737 (altivec_vcmp*): Ditto.
6738 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6739 (VM): New iterator for moves that includes the VSX types.
6740 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6741 (altivec_vperm_<mode>_uns): New, for unsigned types.
6742 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6743 (altivec_eq<mode>): Ditto.
6744 (altivec_gt<mode>): Ditto.
6745 (altivec_gtu<mode>): Ditto.
6746 (altivec_eqv4sf): Ditto.
6747 (altivec_gev4sf): Ditto.
6748 (altivec_gtv4sf): Ditto.
6749 (altivec_vcmpbfp_p): Ditto.
6751 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6753 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6756 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6759 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6760 ASM_SHORT instead of .word.
6761 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6762 instead of .word in asm template.
6764 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6767 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6768 (process_bb_node_lives): Use it.
6770 * ira.c (setup_cover_and_important_classes): Don't setup
6771 ira_important_class_nums. Add cover classes to the end of
6773 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6775 (find_reg_class_closure): Use reorder_important_classes.
6777 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6779 * config/i386/i386.c (i386_ira_cover_classes): New function.
6780 (TARGET_IRA_COVER_CLASSES): Redefine.
6782 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6783 importance of order of cover classes in the array.
6785 2009-07-22 Diego Novillo <dnovillo@google.com>
6787 * tree-pass.h (TDF_EH): Define.
6788 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6789 contains TDF_EH, print the EH region number holding GS.
6790 * tree-dump.c (dump_options): Add "eh".
6791 * doc/invoke.texi: Document it.
6793 2009-07-22 Doug Kwan <dougkwan@google.com>
6795 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6797 2009-07-22 Michael Matz <matz@suse.de>
6799 PR tree-optimization/35229
6800 PR tree-optimization/39300
6802 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6803 (inhibit_phi_insertion): New function.
6804 (insert_into_preds_of_block): Call it for REFERENCEs.
6805 (init_pre): Initialize and finalize scalar evolutions.
6806 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6808 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6810 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6811 Use CONST_VECTOR_NUNITS to determine number of elements.
6813 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6815 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6816 (U, W): Constraints are now deprecated and will be removed if we
6818 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6820 ("prefetch"): Add the stcmh instruction for prefetching.
6821 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6823 (s390_short_displacement): Return always true if compiling for
6824 machines not providing the long displacement facility.
6825 (s390_mem_constraint): Support the new constraint letter Z.
6826 (s390_check_qrst_address): New function.
6828 2009-07-21 DJ Delorie <dj@redhat.com>
6830 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6833 2009-07-21 Jason Merrill <jason@redhat.com>
6835 * c-common.c (max_tinst_depth): Increase default to 1024.
6837 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6839 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6840 (vec_unpacku_float_lo_v4si): Ditto.
6842 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6845 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6846 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6847 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6848 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6850 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6852 PR tree-optimization/40813
6853 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6856 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6858 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6859 with a NOP_EXPR if needed.
6861 2009-07-21 Paul Brook <paul@codesourcery.com>
6863 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6864 Terminate debug dump with newline.
6866 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6868 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6869 Cast "1" to unsigned HOST_WIDE_INT.
6870 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6871 deposit length to the maximum length - lsb. Extend length if
6872 HOST_BITS_PER_WIDE_INT is 32.
6874 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6876 * cgraph.h (constant_pool_htab): New function.
6877 (constant_descriptor_tree): Move from varasm.c.
6878 * varasm.c (constant_pool_htab): New function.
6879 (constant_descriptor_tree): Move to cgraph.h.
6881 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6883 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6885 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6887 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6890 2009-07-20 Xinliang David Li <davidxl@google.com>
6892 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6894 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6896 * config/mips/mips.md (move_type): Add arith.
6897 (type): Handle arith.
6898 (zero_extendsidi2): Rename this into ...
6899 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6900 (zero_extendsidi2): New expander.
6901 (*zero_extendsidi2_dext): New pattern.
6903 2009-07-20 Nick Clifton <nickc@redhat.com>
6905 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6906 to set MIPS_ABI_DEFAULT.
6907 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6909 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6911 * tree-object-size.c (addr_object_size): Handle unions with
6912 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6914 PR tree-optimization/40792
6915 * tree.c (build_function_type_skip_args): Remove bogus assert.
6917 2009-07-20 Jan Hubicka <jh@suse.cz>
6918 Martin Jambor <mjambor@suse.cz>
6920 * cgraph.h (combined_args_to_skip): New field.
6921 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6922 combined_args_to_skip and args_to_skip.
6923 * tree-inline.c (update_clone_info): New function.
6924 (tree_function_versioning): Call update_clone_info.
6925 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6927 (cgraph_materialize_all_clones): More extensive dumping, working
6928 with combined_args_to_skip rather than args_to_skip.
6930 2009-07-20 Ira Rosen <irar@il.ibm.com>
6932 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6933 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6934 (get_initial_def_for_reduction): Likewise.
6935 (vectorizable_reduction): Skip the check of first operand in case
6936 of COND_EXPR. Add check that it is outer loop vectorization if
6937 nested cycle was detected. Call vectorizable_condition() for
6938 COND_EXPR. If reduction epilogue cannot be created do not fail for
6939 nested cycles (if it is not double reduction). Assert that there
6940 is only one type in the loop in case of COND_EXPR. Call
6941 vectorizable_condition() to vectorize COND_EXPR.
6942 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6943 Add parameters. Allow nested cycles if called from
6944 vectorizable_reduction(). Use reduction vector variable if provided.
6945 (vect_analyze_stmt): Call vectorizable_reduction() before
6946 vectorizable_condition().
6947 (vect_transform_stmt): Update call to vectorizable_condition().
6949 2009-07-20 Christian Bruel <christian.bruel@st.com>
6951 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6952 * doc/invoke.texi (-mfmovd): Likewise.
6953 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6955 2009-07-20 Jan Hubicka <jh@suse.cz>
6957 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6958 when handling SSA name.
6960 2009-07-19 Jan Hubicka <jh@suse.cz>
6962 PR tree-optimization/40676
6963 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6964 virtual PHIs in empty BBs.
6966 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6968 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6969 re-expanded the compound use gen_lowpart instead to convert to the
6972 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6974 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6975 OUTER_CONST arguments.
6976 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6977 the new wider mode will be masked off.
6978 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
6980 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6982 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
6983 high-order bits are zero.
6985 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6987 * combine.c (simplify_shift_const_1): Split code to determine
6989 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
6990 new bits shifted in are identical to the old sign bit.
6992 2009-07-18 Richard Guenther <rguenther@suse.de>
6995 * gimplify.c (gimplify_call_expr): Reject code using results from
6996 functions returning void.
6998 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7000 * doc/md.texi: Document the new PowerPC "es" constraint.
7001 Document that "m" can include automodified addresses on this target,
7002 and explain how %U must be used. Extend the "Q" and "Z" documentation
7003 to suggest "es" as well as "m".
7004 * config/rs6000/constraints.md (es): New memory constraint.
7005 (Q, Z): Update strings to match new documentation.
7007 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7009 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7010 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7011 * config/rs6000/predicates.md (volatile_mem_operand): Use
7012 offsettable_nonstrict_memref_p.
7013 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7014 (*floatunssidf2_internal): Likewise.
7015 (*fix_truncdfsi2_internal): Likewise.
7016 (*fix_trunctfsi2_internal): Likewise.
7018 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7020 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7022 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7024 2009-07-17 Richard Guenther <rguenther@suse.de>
7027 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7028 (pass_warn_unused_result): Likewise.
7029 (TODO_set_props): Remove.
7030 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7032 (pass_diagnose_omp_blocks): Define.
7033 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7034 (c_gimple_diagnostics_recursively): Remove.
7035 (finish_function): Do not call it.
7036 (c_write_global_declarations): Continue after errors.
7037 Finalize the CU here.
7038 * c-gimplify.c (c_genericize): Do not gimplify here.
7039 * c-common.c (c_warn_unused_result): Move ...
7040 * tree-cfg.c (do_warn_unused_result): ... here.
7041 (run_warn_unused_result): New function.
7042 (gate_warn_unused_result): New function.
7043 (pass_warn_unused_result): New pass.
7044 * c-common.h (c_warn_unused_result): Remove.
7045 * flags.h (flag_warn_unused_result): Declare.
7046 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7047 * opts.c (flag_warn_unused_result): Initialize to false.
7048 * toplev.c (compile_file): Add comment.
7049 * omp-low.c (create_omp_child_function): Do not register
7050 the function with the frontend.
7051 (diagnose_omp_structured_block_errors): Prepare to be
7052 called as optimization pass.
7053 (gate_diagnose_omp_blocks): New function.
7054 (pass_diagnose_omp_blocks): New pass.
7055 * cgraph.h (cgraph_optimize): Remove.
7056 (cgraph_analyze_function): Likewise.
7057 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7058 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7059 before their parents here.
7060 (cgraph_finalize_function): Not here.
7061 (cgraph_analyze_function): Gimplify functions here.
7062 (cgraph_finalize_compilation_unit): Continue after errors.
7063 Optimize the callgraph from here.
7064 (cgraph_optimize): Make static.
7065 * langhooks.c (write_global_declarations): Finalize the CU.
7066 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7067 (gimplify_function_tree): Assert we gimplify only once.
7068 Set PROP_gimple_any property.
7069 * tree-nested.c (gimplify_all_functions): New function.
7070 (lower_nested_functions): Gimplify all nested functions.
7071 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7072 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7073 and pass_diagnose_omp_blocks after gimplification. Do not
7074 set TODO_set_props on all_lowering_passes.
7075 (execute_one_pass): Do not handle TODO_set_props.
7076 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7077 (gimplify.o): Add tree-pass.h dependency.
7078 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7079 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7080 (unsave_r): Likewise.
7081 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7084 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7086 * doc/service.texi (Service): Restore previously removed link,
7087 which isn't broken after all.
7089 2009-07-17 Richard Guenther <rguenther@suse.de>
7091 PR tree-optimization/40321
7092 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7093 PHI nodes to the maximal set.
7094 (make_values_for_phi): Add PHI arguments to the maximal set.
7095 (execute_pre): Dump PHI_GEN and the maximal set.
7097 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7100 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7103 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7105 * doc/extend.texi (Nested Functions): Replace broken link with
7107 * doc/service.texi (Service): Remove broken link.
7109 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7112 * builtins.c (expand_builtin_memcmp): Use loc instead of
7113 EXPR_LOCATION (exp).
7114 (expand_builtin_strncmp): Likewise.
7116 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7117 Manuel López-Ibáñez <manu@gcc.gnu.org>
7120 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7121 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7122 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7123 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7124 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7125 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7126 tree-inline.c, c-common.c, c-common.h, gimple.c,
7127 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7128 convert.c: Add location argument to fold_{unary,binary,ternary},
7129 fold_build[123], build_call_expr, build_size_arg,
7130 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7131 fold_build1_initializer, fold_build2_initializer,
7132 fold_build3_initializer, fold_build_call_array,
7133 fold_build_call_array_initializer, fold_single_bit_test,
7134 omit_one_operand, omit_two_operands, invert_truthvalue,
7135 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7136 combine_comparisons, fold_builtin_*, fold_call_expr,
7137 build_range_check, maybe_fold_offset_to_address, round_up,
7140 2009-07-16 Jason Merrill <jason@redhat.com>
7143 * c-common.c (c_common_reswords): Add __is_standard_layout
7145 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7146 * doc/implement-cxx.texi: New.
7147 * doc/gcc.texi: Include it.
7149 2009-07-16 DJ Delorie <dj@redhat.com>
7151 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7152 compares that may be indirectly affected by previous instructions.
7154 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7156 * builtins.c (do_mpc_arg2): New.
7157 (fold_builtin_2): Fold builtin cpow.
7158 * real.h (HAVE_mpc_pow): New.
7160 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7162 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7163 comparison to skip unprofitable schedule
7165 2009-07-16 Simon Baldwin <simonb@google.com>
7167 * gcc.c (option_map): New flag -no-canonical-prefixes.
7168 * (display_help): Print help text for new flag.
7169 * (process_command): Move options translation and language specifics
7170 and handle new flag early. Use it to set a function pointer to a
7171 prefix builder. Replace make_relative_prefix calls with calls to
7172 the function pointed to. Ignore new flag in regular options handling.
7173 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7175 2009-07-15 DJ Delorie <dj@redhat.com>
7177 * config/mep/mep.md (sibcall_internal): Change register to avoid
7179 (sibcall_value_internal): Likewise.
7181 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7183 PR rtl-optimization/40710
7184 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7186 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7188 * config/mips/mips.md (*extenddi_truncate<mode>,
7189 *extendsi_truncate<mode>): Change type attribute to move_type
7190 with shift_shift. Split out code handling exts from here ...
7191 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7193 (*extendhi_truncateqi): Change type attribute to move_type with
7194 shift_shift. Split out code handling exts from here ...
7195 (*extendhi_truncateqi_exts): ... to this new pattern.
7197 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7199 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7200 instead of "and" with inverted sign bit mask value. Use
7201 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7202 Allocate registers only for operand 4 and operand 5.
7204 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7207 * fold-const.c (fold_cond_expr_with_comparison): When folding
7208 < and <= to MIN, make sure the MIN uses the same type as the
7209 comparison's operands.
7211 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7213 * arm.md (ior_xor): New code iterator.
7214 (split for ior/xor with shift and zero-extend): New split pattern.
7215 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7217 2009-07-15 Richard Guenther <rguenther@suse.de>
7219 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7222 2009-07-15 Richard Guenther <rguenther@suse.de>
7225 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7227 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7229 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7230 handle 2.6.30 kernel.
7232 2009-07-15 DJ Delorie <dj@redhat.com>
7234 * config/mep/mep.md (sibcall_internal): Change register to allow
7235 for 24-bit addresses.
7236 (sibcall_value_internal): Likewise.
7238 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7240 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7241 that are enabled/disabled by the flags introduced by a previous patch.
7243 2009-07-14 DJ Delorie <dj@redhat.com>
7245 * config/mep/mep.md (sibcall_internal): Include non-toggling
7247 (sibcall_value_internal): Likewise.
7249 2009-07-14 Taras Glek <tglek@mozilla.com>
7250 Rafael Espindola <espindola@google.com>
7252 * doc/sourcebuild.texi: Document install-plugin target.
7253 * configure.ac: Added install-plugin target to language makefiles.
7254 * configure: Regenerate.
7255 * Makefile.in: (install-plugin): Install more headers,
7256 depend on lang.install-plugin.
7258 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7260 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7263 2009-07-14 DJ Delorie <dj@redhat.com>
7265 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7266 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7267 * config/mep/mep.md (sibcall_internal): Change test from
7268 mep_vliw_mode_match to mep_vliw_jmp_match.
7269 (sibcall_value_internal): Likewise.
7271 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7273 * config/i386/sse.md (copysign<mode>3): New expander.
7274 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7275 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7276 Use ix86_build_const_vector.
7277 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7278 IX86_BUILTIN_CPYSGNPD.
7279 (builtin_description): Add __builtin_ia32_copysignps and
7280 __builtin_ia32_copysignpd.
7281 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7282 and BUILT_IN_COPYSIGNF.
7284 2009-07-13 Jason Merrill <jason@redhat.com>
7286 * builtins.c (can_trust_pointer_alignment): New fn.
7287 (get_pointer_alignment): Factor it out from here.
7288 * tree.h: Declare it.
7290 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7292 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7295 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7299 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7301 2009-07-14 Richard Guenther <rguenther@suse.de>
7302 Andrey Belevantsev <abel@ispras.ru>
7305 * cfgexpand.c (partition_stack_vars): Do not bother to update
7306 alias information when not optimizing.
7308 2009-07-14 Richard Guenther <rguenther@suse.de>
7309 Andrey Belevantsev <abel@ispras.ru>
7311 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7312 (pt_solution_set): Likewise.
7313 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7314 * tree-ssa-structalias.c (pt_solution_set): New function.
7315 * final.c (rest_of_clean_state): Free SSA data structures.
7316 * print-rtl.c (print_decl_name): Remove.
7317 (print_mem_expr): Implement in terms of print_generic_expr.
7318 * alias.c (ao_ref_from_mem): New function.
7319 (rtx_refs_may_alias_p): Likewise.
7320 (true_dependence): Query alias-export info.
7321 (canon_true_dependence): Likewise.
7322 (write_dependence_p): Likewise.
7323 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7325 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7326 (mem_expr_equal_p): Use operand_equal_p.
7327 (set_mem_attributes_minus_bitpos): Do not use
7328 component_ref_for_mem_expr.
7329 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7330 (update_alias_info_with_stack_vars): Likewise.
7331 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7332 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7333 explicitly nor clear stmt operands.
7334 Free the decl-to-pointer map.
7335 * tree-optimize.c (execute_free_datastructures): Do not free
7336 SSA data structures here.
7337 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7338 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7339 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7341 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7343 2009-07-13 DJ Delorie <dj@redhat.com>
7345 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7346 unrolling at the right iteration count.
7348 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7351 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7353 * haifa-sched.c (rank_for_schedule): Introduced flags to
7354 enable/disable individual scheduling heuristics.
7355 * common.opt: Introduced flags to enable/disable individual
7356 heuristics in the scheduler.
7357 * doc/invoke.texi: Introduced flags to enable/disable individual
7358 heuristics in the scheduler.
7360 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7362 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7363 config/i386/mingw-tls.c.
7364 * config/i386/mingw-tls.c: Removed.
7366 2009-07-13 Ira Rosen <irar@il.ibm.com>
7368 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7369 checks access only relevant statements.
7370 (vectorizable_reduction): Likewise.
7372 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7374 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7375 just for 32-bit case.
7377 2009-07-12 Jan Hubicka <jh@suse.cz>
7379 PR tree-optimization/40585
7380 * except.c (expand_resx_expr): When there already is resume
7381 instruction, produce linked list.
7382 (build_post_landing_pads): Assert that resume is empty.
7383 (connect_post_landing_pads): Handle resume lists.
7384 (dump_eh_tree): Dump resume list.
7386 2009-07-12 Ira Rosen <irar@il.ibm.com>
7388 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7389 with additional argument.
7390 * tree-vectorizer.h (enum vect_def_type): Add
7391 vect_double_reduction_def.
7392 (vect_is_simple_reduction): Add argument.
7393 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7395 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7396 vect_is_simple_reduction with additional argument.
7397 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7399 (reduction_code_for_scalar_code): Handle additional codes by
7400 returning ERROR_MARK for them. Fix comment and indentation.
7401 (vect_is_simple_reduction): Fix comment, add argument to specify
7402 double reduction. Detect double reduction.
7403 (get_initial_def_for_induction): Fix indentation.
7404 (get_initial_def_for_reduction): Fix comment and indentation.
7405 Handle double reduction. Create initial definitions that do not
7406 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7407 (vect_create_epilog_for_reduction): Fix comment, add argument to
7408 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7409 epilogue result extraction. Create double reduction phi node and
7410 replace relevant uses.
7411 (vectorizable_reduction): Call vect_is_simple_reduction with
7412 additional argument. Fix indentation. Update epilogue code treatment
7413 according to the changes in reduction_code_for_scalar_code. Check
7414 for double reduction. Call vect_create_epilog_for_reduction with
7415 additional argument.
7416 * tree-vect-stmts.c (process_use): Handle double reduction, update
7418 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7419 (vect_get_vec_def_for_operand): Likewise.
7421 2009-07-12 Danny Smith <dansmister@gmail.com>
7423 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7424 dllexport if !TREE_PUBLIC.
7425 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7427 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7429 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7430 (avr_extra_arch_macro) Remove declatation.
7431 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7432 (avr_extra_arch_macro) Declare as static.
7433 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7435 2009-07-11 Jan Hubicka <jh@suse.cz>
7438 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7440 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7443 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7444 cold_in_std_section bits.
7445 (dwarf2out_begin_prologue): Initialize them.
7446 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7447 if already covered by text_section or cold_text_section range.
7449 PR rtl-optimization/40667
7450 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7451 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7452 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7453 * config/i386/i386.c (ix86_minimum_alignment): New function.
7454 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7455 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7456 * emit-rtl.c (gen_reg_rtx): Likewise.
7457 * function.c (assign_parms): Likewise. If nominal_type needs
7458 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7459 rather than passed_type's alignment.
7462 * function.c (assign_parm_setup_stack): Adjust
7463 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7464 from nominal_mode on big endian.
7466 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7468 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7470 2009-07-10 DJ Delorie <dj@redhat.com>
7472 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7474 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7476 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7478 (thumb2_cbnz): Likewise.
7480 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7483 * config.gcc (supported_defaults): Add synci.
7484 (with_synci): Add validation.
7485 (all_defaults): Add synci.
7486 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7489 * config/mips/mips.opt (msynci): New option.
7490 * config/mips/mips.c (mips_override_options): Warn on use of
7491 -msynci for targets that do now support it.
7492 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7494 * gcc/doc/invoke.texi (-msynci): Document the new option.
7495 * doc/install.texi (--with-synci): Document the new option.
7497 2009-07-10 Richard Guenther <rguenther@suse.de>
7499 PR tree-optimization/40496
7500 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7501 the PHI result with a compatible type.
7503 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7507 * c.opt (Wunused-result): New.
7508 * doc/invoke.texi: Document it.
7509 * c-common.c (c_warn_unused_result): Use it.
7511 2009-07-09 DJ Delorie <dj@redhat.com>
7513 * targhooks.c (default_target_can_inline_p): Rename from
7514 default_target_option_can_inline_p.
7515 * targhooks.h (default_target_can_inline_p): Likewise.
7516 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7517 TARGET_OPTION_CAN_INLINE_P.
7518 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7519 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7520 (mep_target_can_inline_p): Rename from
7521 mep_target_option_can_inline_p.
7524 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7525 registers used to pass vectors.
7527 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7529 2009-07-09 Tom Tromey <tromey@redhat.com>
7531 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7532 * config/mmix/mmix.c: Include dwarf2.h.
7533 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7534 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7535 * config/sh/sh.c: Include dwarf2.h.
7536 * config/i386/i386.c: Include dwarf2.h.
7537 * Makefile.in (DWARF2_H): Remove 'elf'.
7538 * except.c: Include dwarf2.h.
7539 * unwind-dw2.c: Include dwarf2.h.
7540 * dwarf2out.c: Include dwarf2.h.
7541 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7542 * unwind-dw2-fde.c: Include dwarf2.h.
7543 * dwarf2asm.c: Include dwarf2.h.
7545 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7547 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7548 (max_issue): Use it.
7549 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7551 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7552 (region_sched_info): Update.
7553 * sched-ebb.c (ebb_sched_info): Update.
7554 * modulo-sched.c (sms_sched_info): Update.
7555 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7557 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7559 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7561 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7563 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7565 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7568 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7569 arg1 with arg01 if arg1 is already INTEGER_CST.
7571 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7573 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7574 Transform (and (truncate)) into (truncate (and)).
7576 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7578 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7579 creating LHS paradoxical subregs. Fix surrounding returns to
7580 use NULL_RTX rather than 0.
7582 2009-07-08 DJ Delorie <dj@redhat.com>
7584 * config/mep/mep.c: (mep_option_can_inline_p): New.
7585 (TARGET_OPTION_CAN_INLINE_P): Define.
7587 2009-07-08 Mark Wielaard <mjw@redhat.com>
7590 * dwarf2out.c (add_data_member_location_attribute): When we have
7591 only a constant offset don't emit a new location description using
7592 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7595 2009-07-08 Richard Henderson <rth@redhat.com>
7598 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7599 (enum reg_class): Add CLOBBERED_REGS.
7600 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7601 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7602 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7603 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7604 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7605 force 64-bit sibcalls into R11.
7606 * config/i386/constraints.md (U): New constraint.
7607 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7608 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7609 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7611 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7613 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7615 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7616 * ebitmap.h (dump_ebitmap): Ditto.
7617 * optabs.h (optab_libfunc): Ditto.
7618 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7619 * tree-flow.h (vect_can_force_dr_alignment_p,
7620 get_vectype_for_scalar_type): Ditto.
7621 (vectorize_loops): Move prototype to ...
7622 * tree-vectorizer.h: ... here. Also, adjust comment.
7623 (vect_set_verbosity_level): Remove duplicate prototype.
7624 * tree-ssa-loop.c: Include tree-vectorizer.h.
7625 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7627 2009-07-08 Nick Clifton <nickc@redhat.com>
7629 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7632 2009-07-08 DJ Delorie <dj@redhat.com>
7634 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7635 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7636 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7638 * config/mep/intrinsics.md: Regenerated.
7639 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7640 registers when asm() or calls are detected.
7642 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7645 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7647 * gimple (gimple_build_call_from_tree): Likewise.
7648 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7649 no_warning flag before warning.
7651 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7653 * tree.c (set_expr_locus): Remove.
7654 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7655 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7657 * gimplify.c (internal_get_tmp_var): Likewise.
7658 (gimplify_call_expr): Likewise.
7659 (gimplify_one_sizepos): Likewise.
7661 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7664 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7665 to variables for debugging purposes.
7667 2009-06-23 Mark Loeser <mark@halcy0n.com>
7670 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7672 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7674 * pretty-print.c (pp_base_format): Remove %J.
7675 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7676 gcc_cxxdiag_char_table): Likewise.
7677 (init_dynamic_diag_info): Likewise.
7679 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7681 * pretty-print.c (pp_base_format): Remove %H.
7682 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7683 gcc_cxxdiag_char_table): Likewise.
7684 (init_dynamic_diag_info): Likewise.
7685 * config/mep/mep.c (mep_select_section): Likewise.
7687 2009-07-07 Duncan Sands <baldrick@free.fr>
7689 * final.c (pass_clean_state): Give the pass a name.
7690 * passes.c (pass_rest_of_compilation): Likewise.
7691 * tree-optimize.c (pass_all_optimizations): Likewise.
7693 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7695 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7696 an extra 'decl' for error_at.
7698 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7701 * tree-tailcall.c (adjust_return_value_with_ops,
7702 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7703 if it has complex or vector type.
7705 2009-07-07 Olivier Hainque <hainque@adacore.com>
7707 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7710 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7712 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7714 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7716 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7717 * c-decl.c: Likewise.
7718 * function.c: Likewise.
7719 * varasm.c: Likewise.
7720 * tree-ssa.c: Likewise.
7721 * c-common.c: Likewise.
7722 * tree-cfg.c: Likewise.
7723 * config/spu/spu.c: Likewise.
7724 * config/ia64/ia64.c: Likewise.
7725 * config/v850/v850.c: Likewise.
7727 2009-07-06 DJ Delorie <dj@redhat.com>
7729 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7730 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7731 unspecified accesses to control registers.
7732 * config/mep/intrinsics.md: Regenerate.
7733 * config/mep/intrinsics.h: Regenerate.
7734 * config/mep/mep-intrin.h: Regenerate.
7736 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7738 * c-lex.c: Replace %H by an explicit location. Update all calls.
7739 * c-common.c: Likewise.
7740 * c-decl.c: Likewise.
7741 * c-typeck.c: Likewise.
7742 * fold-const.c: Likewise.
7743 * gimplify.c: Likewise.
7745 * tree-cfg.c: Likewise.
7746 * tree-ssa-loop-niter.c: Likewise.
7747 * tree-vrp.c: Likewise.
7748 * value-prof.c: Likewise.
7750 2009-07-06 Diego Novillo <dnovillo@google.com>
7752 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7753 if it has one. Handle cases where VAR does not have an
7754 annotation or cfun is NULL.
7756 2009-07-06 Diego Novillo <dnovillo@google.com>
7758 * tree.c: Include debug.h.
7759 (initialize_tree_contains_struct): New.
7760 (init_ttree): Call it.
7761 (tree_node_structure_for_code): Factor out of ...
7762 (tree_node_structure): ... here.
7763 * treestruct.def (TS_PHI_NODE): Remove.
7764 (TS_GIMPLE_STATEMENT): Remove.
7766 2009-07-06 Diego Novillo <dnovillo@google.com>
7768 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7769 (debug_tree_chain): Handle cycles.
7771 2009-07-06 Nick Clifton <nickc@redhat.com>
7772 DJ Delorie <dj@redhat.com>
7774 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7775 __FMOVD_ENABLED__ is defined.
7777 (TARGET_FMOVD): Provide a default definition.
7778 (MASK_FMOVD): Likewise.
7779 (TARGET_CPU_CPP_BUILTINS): Define
7780 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7781 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7782 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7783 (split for DF load from memory into register): Also handle
7784 MEMs which consist of REG+DISP addressing.
7785 (split for DF store from register to memory): Likewise.
7786 (movsf_ie): Always use single fp_mode.
7787 * config/sh/sh.c (sh_override_options): Do not automatically
7788 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7789 that to the -mfmovd command line switch.
7790 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7791 (fldi_ok): Always allow.
7792 * config/sh/sh.opt (mfmovd): Remove this switch.
7793 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7795 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7796 Kaz Kojima <kkojima@gcc.gnu.org>
7798 PR rtl-optimization/30807
7799 * postreload.c (reload_combine): For every new use of REG_SUM,
7800 record the use of BASE.
7802 2009-07-06 Jan Hubicka <jh@suse.cz>
7804 * params.def: Revert my accidental commit at 2009-06-30.
7806 2009-07-04 Ian Lance Taylor <iant@google.com>
7809 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7811 (mingw_format_attribute_overrides): Likewise.
7813 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7816 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7817 don't check cfa.reg. Instead of cfa.indirect use
7818 fde && fde->drap_reg != INVALID_REGNUM test.
7820 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7822 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7824 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7827 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7829 2009-07-03 Richard Guenther <rguenther@suse.de>
7831 PR tree-optimization/40640
7832 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7835 2009-07-03 Jan Hubicka <jh@suse.cz>
7837 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7838 for size, reduce amount of inlining.
7840 2009-07-03 Richard Guenther <rguenther@suse.de>
7843 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7844 if t +- x is known to not overflow and the conversion widens the
7846 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7848 2009-07-03 Jan Hubicka <jh@suse.cz>
7850 * ipa-pure-const.c (analyze): Update loop optimizer init.
7851 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7852 try_remove_empty_loop, remove_empty_loops): Remove.
7853 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7854 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7855 to mark regular loops as neccesary.
7856 (degenerate_phi_p): New function.
7857 (propagate_necessity, remove_dead_phis): Use it.
7858 (forward_edge_to_pdom): Likewise.
7859 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7860 virtual PHI nodes that became unreachable.
7861 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7862 * tree-flow.h (remove_empty_loops): Remove.
7863 * passes.c (init_optimization_passes): Remove.
7865 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7867 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7868 can_create_pseudo_p.
7869 (*fix_trunc<mode>_i387_1): Ditto.
7870 (*floathi<mode>2_1): Ditto.
7871 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7872 (*fistdi2_1): Ditto.
7873 (*fist<mode>2_1): Ditto.
7874 (frndintxf2_floor): Ditto.
7875 (*fist<mode>2_floor_1): Ditto.
7876 (frndintxf2_ceil): Ditto.
7877 (*fist<mode>2_ceil_1): Ditto.
7878 (frndintxf2_trunc): Ditto.
7879 (frndintxf2_mask_pm): Ditto.
7880 (fxam<mode>2_i387_with_temp): Ditto.
7881 * config/i386/sse.md (mulv16qi3): Ditto.
7882 (*sse2_mulv4si3): Ditto.
7884 (sse4_2_pcmpestr): Ditto.
7885 (sse4_2_pcmpistr): Ditto.
7887 2009-07-03 Jan Hubicka <jh@suse.cz>
7889 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7890 (mark_stmt_necessary): Set it.
7891 (mark_operand_necessary): Set it.
7892 (mark_control_dependent_edges_necessary): Set it.
7893 (mark_virtual_phi_result_for_renaming): New function.
7894 (get_live_post_dom): New function.
7895 (forward_edge_to_pdom): New function.
7896 (remove_dead_stmt): Fix handling of control dependences.
7897 (tree_dce_init): Init new bitmap.
7898 (tree_dce_done): Free it.
7900 2009-07-02 Richard Guenther <rguenther@suse.de>
7903 * tree-ssa-structalias.c (new_var_info): Initialize
7906 2009-07-02 Jan Hubicka <jh@suse.cz>
7908 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7911 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7913 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7914 instead of recomputing it. Adjust calls.
7915 (emit_store_flag): Adjust recursive calls.
7917 2009-07-02 Richard Guenther <rguenther@suse.de>
7919 * tree-ssa-live.c (remove_unused_locals): Do not remove
7921 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7922 of DECL_EXTERNAL for HEAP variables.
7923 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7924 HEAP variables. Do not adjust RESTRICT vars.
7925 (find_what_var_points_to): Nobody cares if something
7928 2009-07-02 Ben Elliston <bje@au.ibm.com>
7930 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7931 pc_low and pc_high declarations to the top of the function.
7933 2009-07-01 DJ Delorie <dj@redhat.com>
7935 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7937 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7938 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7939 unspecified accesses to control registers.
7940 * config/mep/intrinsics.md: Regenerate.
7941 * config/mep/intrinsics.h: Regenerate.
7942 * config/mep/mep-intrin.h: Regenerate.
7944 2009-07-01 Anthony Green <green@moxielogic.com>
7946 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7947 instruction when possible.
7948 (moxie_expand_prologue): Ditto. Also, save an instruction and
7949 some complexity by popping off of $r12 instead of $sp.
7950 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7953 2009-07-01 Richard Henderson <rth@redhat.com>
7956 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7957 contained no insns, reposition note before last insn.
7959 2009-07-01 Richard Henderson <rth@redhat.com>
7962 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7963 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7965 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7968 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7969 darwin9 for printing reg addresses with %y.
7971 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7973 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7974 truncation from operands in binary operations.
7976 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7979 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
7980 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
7981 subreg of op0 to the original op0.
7983 * expmed.c (store_bit_field_1): Use a temporary as the destination
7984 instead of a paradoxical subreg when we need to truncate the result.
7986 2009-07-01 DJ Delorie <dj@redhat.com>
7988 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
7989 names to VLIW variants.
7990 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
7991 * config/mep/intrinsics.md: Regenerate.
7992 * config/mep/intrinsics.h: Regenerate.
7993 * config/mep/mep-intrin.h: Regenerate.
7995 2009-07-01 Jakub Jelinek <jakub@redhat.com>
7998 * jump.c (returnjump_p): Revert last patch.
7999 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8001 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8004 * pa.md (casesi32p): Use jump table label to determine the offset
8006 (casesi64p): Likewise.
8008 * pa.c (forward_branch_p): Return bool type. Use instruction
8009 addresses when available. Assert that INSN has a jump label.
8010 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8013 2009-07-01 Richard Guenther <rguenther@suse.de>
8015 PR tree-optimization/19831
8016 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8017 that only act as barriers do not make any previous stores necessary.
8018 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8019 HEAP variables global, do not add a constraint from nonlocal.
8020 (find_func_aliases): Handle escapes through return statements.
8021 (compute_points_to_sets): Make escaped HEAP variables global.
8023 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8026 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8027 after reducing a DImode cstore to SImode.
8029 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8031 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8032 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8034 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8036 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8037 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8039 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8040 and umod_optab if TARGET_BSD_DIVMOD.
8041 * config/vax/lib1funcs.asm: New file.
8042 * config/vax/t-linux: New file.
8043 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8045 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8048 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8049 to type arguments that have void type.
8052 * dwarf2out.c (gen_formal_parameter_die): Call
8053 equate_decl_number_to_die if node is different from origin.
8055 2009-06-30 Anthony Green <green@moxielogic.com>
8057 Clean up moxie port for --enable-build-with-cxx.
8058 * config/moxie/moxie.c (moxie_function_value): First two
8059 parameters are const_tree, not tree.
8060 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8061 (REG_CLASS_NAMES): Ditto.
8062 (REGNO_REG_CLASS): Ditto.
8063 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8064 (moxie_function_value): Fix constyness of arguments.
8066 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8068 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8069 finalize_size_functions before further processing.
8070 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8071 (variable_size): Call self_referential_size on size expressions
8072 that contain a PLACEHOLDER_EXPR.
8073 (size_functions): New static variable.
8074 (copy_self_referential_tree_r): New static function.
8075 (self_referential_size): Likewise.
8076 (finalize_size_functions): New global function.
8077 * tree.c: Include tree-inline.h.
8078 (push_without_duplicates): New static function.
8079 (find_placeholder_in_expr): New global function.
8080 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8082 <tcc_expression>: Likewise.
8083 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8084 the call in the expression.
8085 * tree.h (finalize_size_functions): Declare.
8086 (find_placeholder_in_expr): Likewise.
8087 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8088 (substitute_placeholder_in_expr): Update comment.
8089 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8091 (copy_tree_body_r): Likewise.
8092 (copy_tree_body): New static function.
8093 (maybe_inline_call_in_expr): New global function.
8094 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8095 (maybe_inline_call_in_expr): Declare.
8096 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8097 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8100 2009-06-30 Richard Guenther <rguenther@suse.de>
8102 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8104 (propagate_necessity): Do not mark reaching defs of stores
8107 2009-06-30 Jan Hubicka <jh@suse.cz>
8109 * cfgloopanal.c (check_irred): Move into ...
8110 (mark_irreducible_loops): ... here; return true if ireducible
8112 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8113 (analyze_function): Try to prove loop finiteness.
8114 * cfgloop.h (mark_irreducible_loops): Update prototype.
8115 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8117 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8119 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8121 2009-06-30 Ira Rosen <irar@il.ibm.com>
8123 PR tree-optimization/40542
8124 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8127 2009-06-30 Martin Jambor <mjambor@suse.cz>
8129 PR tree-optimization/40582
8130 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8131 than useless_type_conversion_p.
8132 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8135 2009-06-30 Martin Jambor <mjambor@suse.cz>
8138 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8140 2009-06-30 Richard Guenther <rguenther@suse.de>
8142 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8143 use ao_ref references.
8144 (walk_aliased_vdefs): Likewise.
8145 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8146 * tree-ssa-dce.c (struct ref_data): Remove.
8147 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8148 (mark_aliased_reaching_defs_necessary): Adjust.
8149 (mark_all_reaching_defs_necessary_1): Likewise.
8151 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8154 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8155 (emit_store_flag_1): Extract from emit_store_flag, adjust
8156 calls to (what now is) emit_cstore.
8157 (emit_store_flag): Call emit_store_flag_1 and also use it
8158 for what used to be recursive calls.
8160 2009-06-30 Wei Guozhi <carrot@google.com>
8163 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8164 if the target bb post dominates from bb.
8165 * config/i386/i386.c (memory_address_length): Check existence of base
8166 register before using it.
8168 2009-06-30 Nick Clifton <nickc@redhat.com>
8169 DJ Delorie <dj@redhat.com>
8171 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8172 __FMOVD_ENABLED__ is defined.
8174 (TARGET_FMOVD): Provide a default definition.
8175 (MASK_FMOVD): Likewise.
8176 (TARGET_CPU_CPP_BUILTINS): Define
8177 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8178 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8179 two fmov instructions depending upon whether TARGET_FMOVD is
8181 (split for DF load from memory into register): Also handle
8182 MEMs which consist of REG+DISP addressing.
8183 (split for DF store from register to memory): Likewise.
8184 * config/sh/sh.opt (mfmovd): Remove this switch.
8185 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8186 * config/sh/sh.c (sh_override_options): Do not automatically
8187 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8188 that to the -mfmovd command line switch.
8190 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8192 (fldi_ok): Always allow.
8193 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8195 2009-06-29 DJ Delorie <dj@redhat.com>
8197 * doc/install.texi (mep-x-elf): Correct chip's full name.
8199 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8201 * doc/extend.texi: Fix typo.
8203 2009-06-29 Tom Tromey <tromey@redhat.com>
8206 * Makefile.in (DWARF2_H): New variable.
8208 (dwarf2out.o): Likewise.
8209 (dwarf2asm.o): Likewise.
8210 * config/i386/t-i386: Use DWARF2_H.
8211 * except.c: Include elf/dwarf2.h.
8212 * unwind-dw2.c: Include elf/dwarf2.h.
8213 * dwarf2out.c: Include elf/dwarf2.h.
8214 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8215 <dtprel>: New field.
8216 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8217 (size_of_loc_descr): Likewise.
8218 (output_loc_operands_raw): Likewise.
8219 (output_loc_operands): Handle new dtprel field.
8220 (loc_checksum): Update.
8221 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8222 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8223 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8224 * dwarf2asm.c: Include elf/dwarf2.h.
8225 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8226 * config/mmix/mmix.c: Include elf/dwarf2.h.
8227 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8228 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8229 * config/sh/sh.c: Include elf/dwarf2.h.
8230 * config/i386/i386.c: Include elf/dwarf2.h.
8232 2009-06-29 DJ Delorie <dj@redhat.com>
8234 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8236 * doc/extend.texi: Add MeP attributes and pragmas.
8237 * doc/invoke.text: Add MeP Options.
8238 * doc/contrib.texi: Add MeP contribution.
8239 * doc/md.texi: Add MeP constraints.
8240 * doc/install.texi: Add MeP target.
8242 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8244 * target.h (struct gcc_target): Add frame_pointer_required field.
8245 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8246 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8247 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8249 * reload1.c (update_eliminables): (Ditto.).
8250 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8251 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8252 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8254 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8256 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8257 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8258 (arm_frame_pointer_required): New function.
8260 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8261 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8262 (avr_frame_pointer_required_p): Declare as static.
8263 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8265 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8266 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8267 (bfin_frame_pointer_required): Make as static, change return type
8269 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8271 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8272 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8273 (cris_frame_pointer_required): New function.
8275 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8277 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8278 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8279 (fr30_frame_pointer_required): New function.
8281 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8282 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8283 (frv_frame_pointer_required): Make as static, change return type
8285 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8287 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8288 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8289 (ix86_frame_pointer_required): Make as static, change return type to
8291 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8293 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8294 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8296 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8298 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8300 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8302 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8303 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8304 (mips_frame_pointer_required): Make as static.
8305 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8307 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8308 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8309 (mmix_frame_pointer_required): Mew function.
8311 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8312 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8314 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8316 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8318 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8320 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8321 (CAN_ELIMINATE): Redefine.
8322 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8323 (sparc_frame_pointer_required): New function.
8324 (sparc_can_eliminate): New function.
8325 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8327 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8328 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8330 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8331 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8332 (xtensa_frame_pointer_required): Make as static, change return type
8334 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8337 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8339 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8340 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8341 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8342 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8343 (register_callback): Handle PLUGIN_START_UNIT.
8344 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8346 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8348 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8350 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8351 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8353 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8355 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8358 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8360 * doc/extend.texi (Additional Floating Types): __float128 is also
8361 supported on i386 targets.
8363 2009-06-29 Richard Guenther <rguenther@suse.de>
8366 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8368 (pt_solutions_same_restrict_base): Declare.
8369 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8371 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8372 (make_constraint_from, make_copy_constraint): Move earlier.
8373 (make_constraint_from_heapvar): New function.
8374 (make_constraint_from_restrict): Likewise.
8375 (handle_lhs_call): Use it.
8376 (find_func_aliases): Use it to track conversions to restrict
8378 (struct fieldoff): Add only_restrict_pointers flag.
8379 (push_fields_onto_fieldstack): Initialize it.
8380 (create_variable_info_for): Track global restrict qualified pointers.
8381 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8382 Track restrict qualified pointer arguments.
8383 (set_uids_in_ptset): Use varinfo is_global_var flag.
8384 (find_what_var_points_to): Set the vars_contains_restrict flag.
8385 Always create the points-to solution for sets including restrict tags.
8386 (pt_solutions_same_restrict_base): New function.
8387 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8388 qualified pointers use pt_solutions_same_restrict_base as
8389 additional source for disambiguation.
8391 2009-06-29 Richard Guenther <rguenther@suse.de>
8394 * alias.c (find_base_decl): Remove.
8395 (get_deref_alias_set_1): Remove restrict handling.
8396 * c-common.c (c_apply_type_quals_to_decl): Do not set
8397 DECL_POINTER_ALIAS_SET.
8398 * gimplify.c (find_single_pointer_decl_1): Remove.
8399 (find_single_pointer_decl): Likewise.
8400 (internal_get_tmp_var): Remove restrict handling.
8401 (gimple_regimplify_operands): Likewise.
8402 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8403 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8404 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8405 * tree.c (restrict_base_for_decl): Remove.
8406 (init_ttree): Do not allocate it.
8407 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8408 LABEL_DECL_UID for label decls.
8409 (copy_node_stat): Do not copy restrict information.
8410 (decl_restrict_base_lookup): Remove.
8411 (decl_restrict_base_insert): Likewise.
8412 (print_restrict_base_statistics): Likewise.
8413 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8414 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8415 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8416 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8417 (LABEL_DECL_UID): Adjust.
8418 (DECL_BASED_ON_RESTRICT_P): Remove.
8419 (DECL_GET_RESTRICT_BASE): Likewise.
8420 (SET_DECL_RESTRICT_BASE): Likewise.
8421 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8423 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8424 instead of DECL_POINTER_ALIAS_SET.
8425 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8426 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8427 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8429 2009-06-29 Richard Guenther <rguenther@suse.de>
8431 PR tree-optimization/40579
8432 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8433 the IL to simplify has constants that overflowed.
8435 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8437 PR tree-optimization/40550
8438 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8439 vector_compute_type only when the size of vector_compute_type is
8440 less than the size of type.
8442 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8444 * fold-const.c (contains_label_1): Fix comments.
8445 (contains_label_p): Do not walk trees multiple time.
8447 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8449 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8450 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8451 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8452 ix86_fp_comparison_operator.
8453 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8454 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8455 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8456 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8457 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8458 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8459 (related splits): Change predicate to ix86_fp_comparison_operator.
8460 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8461 instead of ix86_fp_comparison_codes.
8462 (ix86_trivial_fp_comparison_operator,
8463 ix86_fp_comparison_operator): New.
8464 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8465 (ix86_expand_compare): Eliminate last two parameters.
8466 (ix86_fp_jump_nontrivial_p): Kill.
8467 * config/i386/i386.c (put_condition_code): Eliminate call to
8468 ix86_fp_comparison_codes and subsequent assertion.
8469 (ix86_fp_comparison_codes): Eliminate.
8470 (ix86_fp_swap_condition): New.
8471 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8472 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8473 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8474 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8475 and ix86_fp_swap_condition.
8476 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8477 Use ix86_fp_comparison_strategy.
8478 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8479 (ix86_fp_jump_nontrivial_p): Eliminate.
8480 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8481 call to ix86_expand_compare.
8482 (ix86_split_fp_branch, ix86_expand_setcc,
8483 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8484 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8486 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8488 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8489 related to jump_clobbers.
8490 * config/arm/arm.md (conds): Remove jump_clob case.
8491 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8492 splits): Change comparison_operator to arm_comparison_operator.
8493 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8496 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8498 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8499 condition for floating point modes.
8500 * expmed.c (emit_store_flag_1): Move here a bigger part
8502 (emit_store_flag): Try swapping the condition for floating point
8504 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8506 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8508 * expr.c (expand_expr_real_1): Just use do_store_flag.
8509 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8510 emit_store_flag_force.
8511 * expmed.c (emit_store_flag_force): Copy here trick
8512 previously in expand_expr_real_1. Try reversing the comparison.
8513 (emit_store_flag_1): Work if target is NULL.
8514 (emit_store_flag): Work if target is NULL, using the result mode
8515 from the comparison. Use split_comparison, restructure final part
8516 to simplify conditionals.
8518 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8520 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8521 * dojump.c (do_jump): Change handling of floating-point
8522 ops to use just do_compare_and_jump.
8523 (split_comparison): New.
8524 (do_compare_rtx_and_jump): Add here logic coming previously
8525 in do_jump, using split_comparison.
8527 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8530 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8532 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8534 * tree-ssa-alias.c: Fix unintentional commit.
8536 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8538 * passes.c (execute_one_pass): Fix unintentional commit.
8540 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8542 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8543 (df_rd_local_compute, df_md_local_compute): Inline them.
8545 (df_md_scratch): New.
8546 (df_md_alloc, df_md_free): Allocate/free it.
8547 (df_md_local_compute): Only include live registers in init.
8548 (df_md_transfer_function): Prune the in-set computed by
8549 the confluence function, and the gen-set too.
8551 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8553 PR rtl-optimization/26854
8554 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8555 * df-problems.c (df_rd_add_problem): Fix comment.
8556 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8557 df_md_simulate_artificial_defs_at_top,
8558 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8559 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8560 df_md_transfer_function, df_md_init, df_md_confluence_0,
8561 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8562 problem_MD, df_md_add_problem): New.
8563 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8564 df_md_get_bb_info): New.
8565 (DF_LAST_PROBLEM_PLUS1): Adjust.
8567 * Makefile.in (fwprop.o): Include domwalk.h.
8568 * fwprop.c: Include domwalk.h.
8569 (reg_defs, reg_defs_stack): New.
8570 (bitmap_only_bit_between): Remove.
8571 (process_defs): New.
8572 (process_uses): Use reg_defs and local_md instead of
8573 bitmap_only_bit_between and local_rd.
8574 (single_def_use_enter_block): New, from build_single_def_use_links.
8575 (single_def_use_leave_block): New.
8576 (build_single_def_use_links): Remove code moved to
8577 single_def_use_enter_block, invoke domwalk.
8578 (use_killed_between): Adjust comment.
8580 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8582 * bitmap.h (bitmap_ior_and_into): New.
8583 * bitmap.c (bitmap_ior_and_into): New.
8585 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8587 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8588 before_dom_children_before_stmts and after_dom_children_after_stmts.
8589 Rename the two remaining callbacks to just before_dom_children and
8590 after_dom_children. Remove other GIMPLE statement walking bits.
8591 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8592 * graphite.c: Do not include domwalk.h.
8593 * tree-into-ssa.c (interesting_blocks): New global.
8594 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8595 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8596 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8597 now that they're not domwalk callbacks.
8598 (rewrite_initialize_block): Rename to...
8599 (rewrite_enter_block): ... this, place after called functions. Test
8600 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8601 (rewrite_finalize_block): Rename to...
8602 (rewrite_leave_block): ... this, place after called functions.
8603 (rewrite_update_init_block): Rename to...
8604 (rewrite_update_enter_block): ... this, place after called functions.
8605 Test interesting_blocks, call rewrite_update_stmt and
8606 rewrite_update_phi_arguments.
8607 (rewrite_update_fini_block): Rename to...
8608 (rewrite_leave_block): ... this, place after called functions.
8609 (rewrite_blocks): Remove last argument, simplify initialization of
8611 (mark_def_sites_initialize_block): Rename to...
8612 (mark_def_sites_block): ... this, call mark_def_sites.
8613 (mark_def_sites_blocks): Remove argument, simplify initialization of
8615 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8616 (update_ssa): Likewise.
8617 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8619 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8620 (dom_opt_initialize_block): Rename to...
8621 (dom_opt_enter_block): ... this, place after called functions. Walk
8622 statements here, inline propagate_to_outgoing_edges.
8623 (dom_opt_finalize_block): Rename to...
8624 (dom_opt_leave_block): ... this, place after called functions.
8625 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8627 (dse_enter_block, dse_record_phi): New.
8628 (dse_record_phis): Delete.
8629 (dse_finalize_block): Rename to...
8630 (dse_leave_block): ... this.
8631 (tree_ssa_dse): Simplify initialization of walk_data.
8632 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8633 Adjust initialization of walk_data.
8634 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8635 * tree-ssa-loop-phiopt.c (get_non_trapping):
8636 Adjust initialization of walk_data.
8637 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8638 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8639 it's not a domwalk callback.
8640 (uncprop_initialize_block): Rename to...
8641 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8642 (dse_finalize_block): Rename to...
8643 (dse_leave_block): ... this.
8644 (tree_ssa_uncprop): Simplify initialization of walk_data.
8645 * Makefile.in: Adjust dependencies.
8647 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8649 * arm.md (casesi): Fix test for Thumb1.
8650 (thumb1_casesi_internal_pic): Likewise.
8651 (thumb1_casesi_dispatch): Likewise.
8653 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8655 * config/arm/arm-cores.def: Added core cortex-m0.
8656 * config/arm/arm-tune.md: Regenerated.
8657 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8659 2009-06-26 DJ Delorie <dj@redhat.com>
8661 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8663 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8664 the scheduler doesn't tag jump insns.
8666 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8668 * c-decl.c (merge_decls): Re-indent.
8670 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8673 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8674 Special-case decimal float constants.
8676 2009-06-26 Richard Henderson <rth@redhat.com>
8678 * function.h (struct function): Add cannot_be_copied_reason,
8679 and cannot_be_copied_set.
8680 * tree-inline.c (has_label_address_in_static_1): Rename from
8681 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8682 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8683 don't set inline_forbidden_reason.
8684 (copy_forbidden): New function, split out of inline_forbidden_p.
8685 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8686 (inline_forbidden_p): Use copy_forbidden.
8687 (tree_versionable_function_p): Likewise.
8688 (inlinable_function_p): Merge into tree_inlinable_function_p.
8689 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8690 * ipa-cp.c (ipcp_versionable_function_p): New function.
8691 (ipcp_cloning_candidate_p): Use it.
8692 (ipcp_node_modifiable_p): Likewise.
8694 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8696 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8697 that is marked not to be inlined. Remove flag_mudflap use.
8698 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8699 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8701 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8704 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8705 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8707 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8709 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8711 (__mingwthr_remove_key_dtor): Likewise.
8713 2009-06-26 Richard Guenther <rguenther@suse.de>
8715 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8717 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8720 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8721 try the non-cond_exec path also.
8723 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8726 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8727 (output_cbranch): Use new functions.
8728 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8731 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8732 Pat Haugen <pthaugen@us.ibm.com>
8733 Revital Eres <ERES@il.ibm.com>
8735 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8736 for %c error. Add %x support to print VSX registers as a unified
8737 register set, instead of separate float and altivec registers.
8738 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8739 %y case, and add support for VSX pre-modify addresses.
8740 (output_toc): Add assert for CONST containing an integer constant
8742 (rs6000_adjust_cost): Add POWER7 support.
8743 (insn_must_be_first_in_group): Ditto.
8744 (insn_must_be_last_in_group): Ditto.
8745 (rs6000_emit_popcount): Ditto.
8746 (rs6000_vector_mode_supported_p): Ditto.
8748 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8749 Change some of the functions called by macros to being called
8750 through a pointer, so debug functions can be inserted if
8751 -mdebug=addr or -mdebug=cost.
8752 (rs6000_preferred_reload_class_ptr): Ditto.
8753 (rs6000_secondary_reload_class_ptr): Ditto.
8754 (rs6000_secondary_memory_needed_ptr): Ditto.
8755 (rs6000_cannot_change_mode_class_ptr): Ditto.
8756 (rs6000_secondary_reload_inner): Ditto.
8757 (rs6000_legitimize_reload_address): Ditto.
8758 (rs6000_legitimize_reload_address_ptr): Ditto.
8759 (rs6000_mode_dependent_address): Ditto.
8760 (rs6000_mode_dependent_address_ptr): Ditto.
8762 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8763 function to return true if the mode allows reg + integer
8765 (virtual_stack_registers_memory_p): New function to return true if
8766 the address refers to a virtual stack register.
8767 (rs6000_legitimate_offset_address_p): Move code to say whether a
8768 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8770 (rs6000_legitimate_address_p): Add checks for modes that only can
8771 do reg+reg addressing. Start adding VSX support.
8772 (rs6000_legitimize_reload_address): Ditto.
8773 (rs6000_legitimize_address): Ditto.
8774 (rs6000_debug_legitimate_address_p): New debug functions for
8775 -mdebug=addr and -mdebug=cost.
8776 (rs6000_debug_rtx_costs): Ditto.
8777 (rs6000_debug_address_costs): Ditto.
8778 (rs6000_debug_adjust_cost): Ditto.
8779 (rs6000_debug_legitimize_address): Ditto.
8780 (rs6000_legitimize_reload_address_ptr): Point to call normal
8781 function or debug function. Make functions called via pointer
8783 (rs6000_mode_dependent_address_ptr): Ditto.
8784 (rs6000_secondary_reload_class_ptr): Ditto.
8785 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8786 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8787 into a friendlier error.
8788 (rs6000_init_builtins): Add initial VSX support.
8789 (rs6000_adjust_cost): Fix some spacing issues.
8791 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8792 (REG_CLASS_NAMES): Ditto.
8793 (REG_CLASS_CONTENTS): Ditto.
8794 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8795 pointer, to add -mdebug=addr support.
8796 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8797 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8798 -mdebug=addr support.
8799 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8800 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8801 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8803 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8805 (bswapsi*): Set attribute types for load/store. Add combiner
8806 patterns to eliminate zero extend on 64-bit.
8807 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8808 stdbrx if the hardware supports those instructions.
8810 2009-06-25 Ian Lance Taylor <iant@google.com>
8812 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8813 (Link Options): Document -static-libstdc++.
8815 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8818 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8819 DATA_ALIGNMENT instead.
8821 2009-06-25 Richard Guenther <rguenther@suse.de>
8823 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8824 indirect references against the callused/escaped solutions.
8825 (call_may_clobber_ref_p_1): Likewise.
8827 2009-06-25 Martin Jambor <mjambor@suse.cz>
8829 PR tree-optimization/40493
8830 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8831 (enum unscalarized_data_handling): New type.
8832 (handle_unscalarized_data_in_subtree): Return what has been done.
8833 (load_assign_lhs_subreplacements): Handle left flushes differently.
8834 (sra_modify_assign): Use unscalarized_data_handling, simplified
8835 condition determining whether to remove the statement.
8837 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8839 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8840 excerpt - @ should be doubled for texinfo.
8842 2009-06-24 Ian Lance Taylor <iant@google.com>
8844 * config/arc/arc.c: Include "df.h".
8845 (arc_attribute_table): Make static. Move higher in file.
8846 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8847 (output_shift): Initialize n later to avoid warning.
8848 * config/arm/arm.c (arm_attribute_table): Make static. Move
8850 * config/avr/avr.c (avr_attribute_table): Make static. Move
8852 (reg_class_tab): Change array type from int to enum reg_class.
8853 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8855 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8856 (lshrhi3_out): Likewise.
8857 (class_likely_spilled_p): Change return type to bool.
8858 (avr_rtx_costs): Use local code variable with enum type.
8859 * config/avr/avr.md (movmemhi): Use add_reg_note.
8860 (andhi3, andsi3): Don't use AS2 with "and".
8861 (iorhi3, iorsi3): Don't use AS2 with "or".
8862 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8863 * config/crx/crx.c: Include "df.h".
8864 (crx_attribute_table): Make static.
8865 * config/m32r/m32r.c: Include "df.h".
8866 (m32r_attribute_table): Make static. Move higher in file.
8867 (pop): Use add_reg_note.
8868 (block_move_call): Change 0 to LCT_NORMAL in function call.
8869 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8870 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8871 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8872 declare, not just when TREE_CODE is defined.
8873 * config/m68hc11/m68hc11.c: Include "expr.h".
8874 (m68hc11_attribute_table): Make static. Move higher in file.
8875 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8877 (m68hc11_register_indirect_p): Likewise.
8878 (m68hc11_function_arg_padding): Change return type to enum
8880 (emit_move_after_reload): Use add_reg_note.
8881 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8882 (m68hc11_split_logical): Likewise.
8883 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8885 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8886 to VOIDmode in function call.
8887 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8889 (m68hc11_split_logical): Update declaration.
8890 (m68hc11_function_arg_padding): Update declaration.
8891 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8892 to array of enum reg_class.
8893 (mcore_attribute_table): Make static. Move higher in file.
8894 (mcore_rtx_costs): Add cast to enum type.
8895 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8896 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8897 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8899 * config/sh/predicates.md (trapping_target_operand): Rename and to
8901 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8903 * config/spu/spu.c (spu_attribute_table): Make static. Move
8905 * config/v850/v850.c (v850_attribute_table): Make static. Move
8907 (v850_rtx_costs): Use local code with enum type.
8908 (expand_epilogue): Add cast.
8909 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8911 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8914 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8915 -m2a-single-only and -m2a-nofpu.
8916 * config/sh/sh.opt: Document m2a generates FPU code.
8918 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8920 * defaults.h (CAN_ELIMINATE): Provide default.
8921 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8922 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8923 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8924 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8925 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8926 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8927 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8928 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8929 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8930 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8932 2009-06-24 DJ Delorie <dj@redhat.com>
8934 * mep-ext-cop.cpu: Fix copyright notice.
8935 * mep-default: Fix copyright notice.
8936 * mep-core: Fix copyright notice.
8937 * mep: Fix copyright notice.
8938 * mep-ivc2: Fix copyright notice.
8939 * mep-c5: Fix copyright notice.
8941 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8943 * doc/contrib.texi (Contributors):
8945 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8948 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8949 src and dst operands if necessary.
8951 2009-06-23 DJ Delorie <dj@redhat.com>
8954 * config.gcc: Add mep support.
8955 * recog.c: Resurrect validate_replace_rtx_subexp().
8956 * recog.h: Likewise.
8957 * config/mep/: Add new port:
8958 * config/mep/constraints.md: New file.
8959 * config/mep/default.h: New file.
8960 * config/mep/intrinsics.h: New file.
8961 * config/mep/intrinsics.md: New file.
8962 * config/mep/ivc2-template.h: New file.
8963 * config/mep/mep-c5.cpu: New file.
8964 * config/mep/mep-core.cpu: New file.
8965 * config/mep/mep-default.cpu: New file.
8966 * config/mep/mep-ext-cop.cpu: New file.
8967 * config/mep/mep-intrin.h: New file.
8968 * config/mep/mep-ivc2.cpu: New file.
8969 * config/mep/mep-lib1.asm: New file.
8970 * config/mep/mep-lib2.c: New file.
8971 * config/mep/mep-pragma.c: New file.
8972 * config/mep/mep-protos.h: New file.
8973 * config/mep/mep-tramp.c: New file.
8974 * config/mep/mep.c: New file.
8975 * config/mep/mep.cpu: New file.
8976 * config/mep/mep.h: New file.
8977 * config/mep/mep.md: New file.
8978 * config/mep/mep.opt: New file.
8979 * config/mep/predicates.md: New file.
8980 * config/mep/t-mep: New file.
8982 2009-06-23 Ian Lance Taylor <iant@google.com>
8984 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
8985 from loose_warn into c_loose_warn and from strict_warn into
8986 c_strict_warn. Set and substitute warn_cxxflags. Check for
8987 --enable-build-with-cxx. Set and substitute
8988 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
8989 * Makefile.in (CXXFLAGS): New variable.
8990 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
8991 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
8992 the default is the same as $(STRICT_WARN).
8993 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
8994 (CXX): New variable.
8995 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
8996 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
8997 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
8998 (HOST_LIBS): New variable.
8999 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9000 (ALL_CXXFLAGS): New variable.
9001 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9002 * doc/install.texi (Configuration): Document
9003 --enable-build-with-cxx, --with-stage1-ldflags,
9004 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9005 * configure: Rebuild.
9007 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9009 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9010 from previous commit.
9012 2009-06-23 Ian Lance Taylor <iant@google.com>
9014 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9016 2009-06-23 Ian Lance Taylor <iant@google.com>
9018 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9019 with ATTRIBUTE_UNUSED.
9021 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9022 Pat Haugen <pthaugen@us.ibm.com>
9023 Revital Eres <eres@il.ibm.com>
9025 * config.in (HAVE_AS_POPCNTD): Add default definition.
9026 (HAVE_AS_LWSYNC): Ditto.
9028 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9030 (gcc_cv_as_powerpc_cmpb): Ditto.
9031 (gcc_cv_as_powerpc_dfp): Ditto.
9032 (gcc_cv_as_powerpc_vsx): Ditto.
9033 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9034 supporting the popcntd/lwsync instructions.
9035 (gcc_cv_as_powerpc_lwsync): Ditto.
9036 * configure: Regenerate.
9038 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9039 -mcpu=native and -mcpu=power7.
9040 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9042 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9043 a variable instead of a mask to reduce the number of mask bits.
9044 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9045 (-mbit-word): Ditto.
9046 (-mregnames): Ditto.
9047 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9048 (-mfused-madd): Ditto.
9050 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9052 (-mvsx): New switch for VSX instructions.
9053 (-misel): Move from a variable to a mask to allow it to be set by
9056 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9057 function declaration to an array declaration.
9058 (rs6000_hard_regno_nregs): New external array declaration.
9060 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9061 files included by rs6000.md.
9063 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9064 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9066 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9068 (rs6000_debug_reg): New -mdebug= variables.
9069 (rs6000_debug_addr): Ditto.
9070 (rs6000_debug_cost): Ditto.
9071 (rs6000_pmode): New variable to hold Pmode.
9072 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9073 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9074 calculated at compiler start.
9075 (rs6000_hard_regno_nregs): Change function to an array which holds
9076 HARD_REGNO_NREGS calculated at compiler start.
9077 (rs6000_explicit_options): Delete isel field.
9078 (rs6000_vector_unit): New array to hold which vector unit
9079 supports arithmetic options for a given type.
9080 (rs6000_vector_mem): New array to hold which vector unit supports
9081 memory reference operations for a given type.
9082 (rs6000_vector_align): New array to given the alignment of each
9084 (power7_cost): New basic costs for power7.
9085 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9086 (rs6000_hard_regno_nregs_internal): New function, moved from
9087 HARD_REGNO_NREGS, to calculate the number of registers each hard
9088 register takes for each type.
9089 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9090 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9091 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9092 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9093 unit information here so it is calculated once at compiler startup
9095 (rs6000_override_options): Make -misel a target mask. Add more
9096 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9097 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9099 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9100 (rs6000_handle_option): Move -misel from variable to target mask.
9101 (rs6000_builtin_mask_for_load): Add VSX support.
9102 (rs6000_conditional_register_usage): Ditto.
9103 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9104 (function_arg_boundary): Ditto.
9105 (rs6000_expand_builtin): Ditto.
9106 (def_builtin): Make abort message a little friendlier.
9107 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9109 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9110 assembler support the popcntd instruction instead of a vsx
9111 instruction to enable power7 support.
9112 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9113 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9114 option to the assembler if -mcpu=native.
9115 (ASM_CPU_NATIVE_SPEC): Ditto.
9116 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9118 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9119 the lwsync instruction.
9120 (enum processor_type): Add PROCESSOR_POWER7.
9121 (rs6000_debug_reg): New -mdebug= options.
9122 (rs6000_debug_addr): Ditto.
9123 (rs6000_debug_cost): Ditto.
9124 (rs6000_isel): Delete.
9125 (enum rs6000_vector): New enum to say what vector unit we have.
9126 (VECTOR_UNIT_*): New macros to say which vector unit has
9127 arithmetic operations for a given type.
9128 (VECTOR_MEM_*): New macros to say which vector unit has memory
9129 operations for a given type.
9130 (TARGET_LDBRX): Whether the machine supports the ldbrx
9132 (TARGET_ISEL): Delete, -misel moved to be a mask.
9133 (TARGET_ISEL64): New macro for 64-bit isel support.
9134 (UNITS_PER_VSX_WORD): New macro.
9135 (POINTER_SIZE): Move to be an external variable, rather than
9136 calculating whether we are generating 32 ot 64-bit code.
9138 (STACK_BOUNDARY): Add VSX support.
9139 (LOCAL_ALIGNMENT): Ditto.
9140 (SLOW_UNALIGNED_ACCESS): Ditto.
9141 (VSX_REGNO_P): New macro for VSX support.
9142 (VFLOAT_REGNO_P): Ditto.
9143 (VINT_REGNO_P): Ditto.
9144 (VLOGICAL_REGNO_P): Ditto.
9145 (VSX_VECTOR_MODE): Ditto.
9146 (VSX_SCALAR_MODE): Ditto.
9148 (VSX_MOVE_MODE): Ditto.
9149 (VSX_REG_CLASS_P): Ditto.
9150 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9152 (UNITS_PER_SIMD_WORD): Add VSX support.
9153 (MODES_TIEABLE_P): Ditto.
9154 (STARTING_FRAME_OFFSET): Ditto.
9155 (STACK_DYNAMIC_OFFSET): Ditto.
9156 (EPILOGUE_USES): Ditto.
9157 (REGNO_REG_CLASS): Move to array lookup.
9158 (CLASS_MAX_NREGS): Ditto.
9159 (rs6000_vector_reg_class): Add declaration.
9160 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9161 overlap with the floating point and Altivec registers.
9163 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9165 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9166 give the appropriate asm switches if -mcpu=native.
9167 (host_detect_local_cpu): Add support for "asm".
9168 (host_detect_local_cpu): Follow GNU code guidelines for name.
9170 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9171 -mbit-word to a variable instead of being a target mask.
9173 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9174 emit the lwsync instruction instead of emitting the instruction as
9175 an integer constant.
9177 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9178 fixuns_trundfsi2, move expander into rs6000.md.
9180 * config/rs6000/rs6000.md (cpu): Add power7.
9181 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9182 (logical predicate patterns): Change the single instruction
9183 primitives that set CR0 to be fast_compare instead of compare.
9185 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9186 (popcntddi2): Ditto.
9187 (popcount<mode>): Ditto.
9188 (floating multiply/add insns): Name the floating point
9190 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9191 (isel_unsigned_<mode>): Ditto.
9192 (fixuns_trundfsi2): Move expander here from spe.md.
9193 (smindi3): Define if we have -misel on 64-bit systems.
9198 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9200 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9202 * config/avr/avr.c (avr_current_device): New variable.
9203 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9204 (avr_arch, mcu_type_s): Move to avr.h.
9205 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9206 default_data_section_start fields.
9207 (avr_arch): Moved from avr.c.
9208 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9209 library_name fields.
9210 (avr_current_device, avr_mcu_types, avr_arch_types,
9211 avr_device_to_arch, avr_device_to_data_start,
9212 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9213 (EXTRA_SPEC_FUNCTIONS): Define.
9214 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9215 options mapping. Use device_to_arch and device_to_data_start insted.
9216 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9217 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9218 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9219 * config/avr/driver-avr.c: New file.
9220 * config/avr/avr-devices.c: New file.
9222 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9224 * var-tracking.c (unshare_variable): Force initialized to
9225 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9226 (set_variable_part): Likewise.
9227 (struct variable_union_info): Remove pos_src field.
9228 (vui_vec, vui_allocated): New variables.
9229 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9230 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9231 == 1 use a simpler sorting algorithm. Compute pos field right
9232 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9233 Avoid quadratic comparison if !flag_var_tracking_uninit.
9234 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9235 unshare_variable unconditionally.
9236 (dataflow_set_different_2): Removed.
9237 (dataflow_set_different): Don't traverse second hash table.
9238 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9239 unconditionally to var_reg_set or var_mem_set.
9240 (emit_notes_in_bb): Likewise.
9241 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9243 (emit_note_insn_var_location): Don't set initialized to
9244 VAR_INIT_STATUS_INITIALIZED early.
9245 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9247 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9249 * tree-object-size.c (addr_object_size): Instead of checking
9250 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9251 are no FIELD_DECLs following it.
9253 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9255 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9256 order to match bswaps with signed source operands.
9258 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9260 * sdbout.c (sdbout_one_type): Fix braces in switch.
9262 2009-06-23 Richard Guenther <rguenther@suse.de>
9264 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9266 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9267 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9268 var_callused, callused_tree, var_storedanything, storedanything_tree,
9269 var_integer, integer_tree): Remove global variables.
9270 (new_var_info): Do not pass new id, append the new var to the
9271 global variable vector.
9272 (do_ds_constraint): Use is_global_var member of the variable-info.
9273 (new_scalar_tmp_constraint_exp): Adjust.
9274 (create_function_info_for): Likewise.
9275 (create_variable_info_for): Likewise.
9276 (find_what_var_points_to): Remove dead code.
9277 (init_base_vars): Simplify.
9278 (compute_points_to_sets): Adjust.
9280 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9282 * combine.c (try_combine): Dump information about the insns we're
9285 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9287 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9288 check when calling force_to_mode on TRUNCATE's operand.
9290 2009-06-22 Ian Lance Taylor <iant@google.com>
9292 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9294 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9296 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9298 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9300 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9301 override library linkage flags such as -static-libgcc or
9304 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9306 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9308 2009-06-22 Ian Lance Taylor <iant@google.com>
9310 * config/linux.opt: Put mglibc ahead of muclibc.
9312 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9313 for duplicate decls.
9315 2009-06-22 Matthias Klose <doko@ubuntu.com>
9317 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9319 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9322 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9323 instead of NULL if a parser error occurs.
9325 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9327 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9328 non-DWARF2_DEBUGGING_INFO version.
9330 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9332 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9333 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9335 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9336 (LIBGCC2_TF_CEXT): Define.
9339 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9342 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9344 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9346 * config/arm/arm.c (arm_override_options): Disable
9347 -mcaller-super-interworking and -mcallee-super-interworking.
9348 * doc/invoke.texi (ARM Options): Document this.
9350 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9352 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9353 * config/arm/constraints.md (j): New constraint for movw operands.
9354 (N): Remove thumb2 meaning.
9355 * config/arm/arm.md (*arm_movw): Delete.
9356 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9357 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9358 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9360 2009-06-22 Martin Jambor <mjambor@suse.cz>
9362 PR tree-optimization/40492
9363 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9364 build_ref_for_offset.
9366 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9368 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9369 JUMP_TABLE_DATA_P predicates where applicable.
9370 * auto-inc-dec.c: Ditto.
9371 * builtins.c: Ditto.
9372 * caller-save.c: Ditto.
9374 * cfgcleanup.c: Ditto.
9375 * cfglayout.c: Ditto.
9378 * combine-stack-adj.c: Ditto.
9384 * dwarf2asm.c: Ditto.
9385 * dwarf2out.c: Ditto.
9386 * emit-rtl.c: Ditto.
9392 * function.c: Ditto.
9395 * genpreds.c: Ditto.
9396 * genrecog.c: Ditto.
9398 * ira-costs.c: Ditto.
9399 * ira-lives.c: Ditto.
9402 * lower-subreg.c: Ditto.
9403 * modulo-sched.c: Ditto.
9405 * postreload.c: Ditto.
9406 * print-rtl.c: Ditto.
9415 * sched-vis.c: Ditto.
9417 * sel-sched-ir.c: Ditto.
9418 * simplify-rtx.c: Ditto.
9419 * targhooks.c: Ditto.
9420 * var-tracking.c: Ditto.
9421 * vmsdbgout.c: Ditto.
9423 2009-06-22 Matthias Klose <doko@ubuntu.com>
9425 * Makefile.in (install-plugin): Always use DESTDIR.
9427 2009-06-22 Olivier Hainque <hainque@adacore.com>
9429 * config/pa/pa.c (output_call): Don't optimize post call jumps
9430 into return address adjustments if the call may throw.
9432 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9434 * arm.c (thumb1_output_casesi): New function.
9435 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9436 optimizing for size or PIC.
9437 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9438 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9439 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9440 (thumb1_casesi_internal_pic): New expand rule.
9441 (thumb1_casesi_dispatch): New pattern.
9442 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9444 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9445 in the text seciton when PIC or optimizing for size.
9446 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9447 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9448 preservation properties of code.
9449 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9450 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9451 (__gnu_thumb1_case_si): New function.
9452 * t-arm (LIB1ASMSRC): Define here.
9453 (LIB1ASMFUNCS): Add some common functions.
9454 * t-arm-elf (LIB1ASMSRC): Delete.
9455 (LIB1ASMFUNCS): Append to existing set.
9456 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9457 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9458 * t-symbian (LIB1ASMFUNCS): Likewise.
9459 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9460 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9462 2009-06-21 Richard Guenther <rguenther@suse.de>
9464 PR tree-optimization/38729
9465 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9466 to loops with a single exit if -fno-expensive-optimizations.
9468 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9470 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9471 (dataflow_set): Change vars type from htab_t to shared_hash.
9472 (shared_hash_pool, empty_shared_hash): New variables.
9473 (vars_clear): Removed.
9474 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9475 shared_hash_find_slot_unshare, shared_hash_find_slot,
9476 shared_hash_find_slot_noinsert, shared_hash_find): New
9478 (shared_hash_unshare, shared_hash_destroy): New functions.
9479 (unshare_variable): Unshare set->vars if shared, use
9481 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9482 (get_init_value, find_src_set_src, dump_dataflow_set,
9483 clobber_variable_part, emit_notes_for_differences): Use
9485 (dataflow_set_init): Remove second argument, set vars to
9486 empty_shared_hash instead of creating a new htab.
9487 (dataflow_set_clear): Call shared_hash_destroy and set vars
9488 to empty_shared_hash instead of calling vars_clear.
9489 (dataflow_set_copy): Don't call vars_copy, instead just share
9490 the src htab with dst.
9491 (variable_union): Use shared_hash_*, use initially NO_INSERT
9492 lookup if set->vars is shared. Don't keep slot cleared before
9493 calling unshare_variable. Unshare set->vars if needed.
9494 Even ->refcount == 1 vars must be unshared if set->vars is shared
9495 and var needs to be modified.
9496 (variable_canonicalize): New function.
9497 (dataflow_set_union): If dst->vars is empty, just share src->vars
9498 with dst->vars and traverse with variable_canonicalize to canonicalize
9499 and unshare what is needed.
9500 (dataflow_set_different): If old_set and new_set use the same shared
9501 htab, they aren't different. If number of htab elements is different,
9502 htabs are different. Use shared_hash_*.
9503 (dataflow_set_destroy): Call shared_hash_destroy instead of
9505 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9506 second argument to dataflow_set_init.
9507 (vt_initialize): Likewise. Initialize shared_hash_pool and
9508 empty_shared_hash, move bb in/out initialization afterwards.
9509 Use variable_htab_free instead of NULL as changed_variables del hook.
9510 (variable_was_changed): Change type of second argument to pointer to
9511 dataflow_set. When inserting var into changed_variables, bump
9512 refcount. Unshare set->vars if set is shared htab and slot needs to
9514 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9515 lookup if set->vars is shared. Unshare set->vars if needed.
9516 Even ->refcount == 1 vars must be unshared if set->vars is shared
9517 and var needs to be modified. Adjust variable_was_changed caller.
9518 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9519 vars must be unshared if set->vars is shared and var needs to be
9520 modified. Adjust variable_was_changed caller.
9521 (emit_note_insn_var_location): Don't pool_free var.
9522 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9524 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9525 free_alloc_pool on shared_hash_pool.
9527 2009-06-20 Anthony Green <green@moxielogic.com>
9529 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9530 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9532 2009-06-20 Richard Guenther <rguenther@suse.de>
9534 * tree-ssa-structalias.c (find_func_aliases): For memset use
9535 a constraint from NULL if we memset to zero.
9536 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9537 we explicitly handle that do not read from memory.
9538 (call_may_clobber_ref_p_1): Properly handle builtins that may
9541 2009-06-20 Richard Guenther <rguenther@suse.de>
9543 PR tree-optimization/40495
9544 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9545 (new_scalar_tmp_constraint_exp): New function.
9546 (process_constraint): Do not create temporary decls.
9547 (process_all_all_constraints): Likewise.
9548 (handle_const_call): Likewise.
9549 (create_function_info_for): Do not set decl.
9551 2009-06-19 Ian Lance Taylor <iant@google.com>
9553 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9554 (rs6000_attribute_table): Make static; move before use.
9556 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9558 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9559 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9560 Propagate the TREE_READONLY flag without overwriting it.
9561 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9562 Propagate the TREE_READONLY flag onto the result.
9563 (process_call_operands): Move around. Use correct constant value.
9565 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9568 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9569 * config/arm/arm.md: Likewise.
9571 2009-06-19 Ian Lance Taylor <iant@google.com>
9573 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9574 to GIMPLE_ERROR_MARK.
9576 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9577 op2_original_type parameters. Warn about using different enum types.
9578 * c-parser.c (c_parser_conditional_expression): Pass original
9579 types to build_conditional_expr.
9580 * c-tree.h (build_conditional_expr): Update declaration.
9582 2009-06-19 Ian Lance Taylor <iant@google.com>
9584 * config/i386/i386.c (ix86_function_specific_save): Test that
9585 fields match values, rather than testing the values are in a
9588 2009-06-19 Richard Guenther <rguenther@suse.de>
9590 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9592 (ptr_derefs_may_alias_p): Likewise.
9593 (ptr_deref_may_alias_ref_p_1): New function.
9594 (ptr_deref_may_alias_ref_p): Likewise.
9595 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9596 covered by looking at the ESCAPED solution.
9597 (call_may_clobber_ref_p_1): Likewise.
9598 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9599 Handle NULL_TREE offset. Do not produce redundant constraints.
9600 (process_all_all_constraints): New helper function.
9601 (do_structure_copy): Use it.
9602 (handle_lhs_call): Likewise.
9603 (find_func_aliases): Handle some builtins with pointer arguments
9604 and/or return values explicitly.
9606 2009-06-19 Ian Lance Taylor <iant@google.com>
9608 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9610 2009-06-19 Ian Lance Taylor <iant@google.com>
9612 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9614 2009-06-19 Ian Lance Taylor <iant@google.com>
9616 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9617 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9620 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9621 uninitialized const.
9623 2009-06-19 Ian Lance Taylor <iant@google.com>
9625 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9628 * c-decl.c (in_struct, struct_types): Remove.
9629 (struct c_binding): Add in_struct field.
9630 (c_binding_ptr): Define type, along with VEC.
9631 (struct c_struct_parse_info): Define.
9632 (struct_parse_info): New static variable.
9633 (bind): Initialize in_struct field.
9634 (start_struct): Remove enclosing_in_struct and
9635 enclosing_struct_types parameters. Add
9636 enclosing_struct_parse_info parameter. Change all callers. Set
9637 struct_parse_info rather than in_struct and struct_types.
9638 (grokfield): If -Wc++-compat and there is a symbol binding for the
9639 field name, set the in_struct flag and push it on the
9640 struct_parse_info->fields vector.
9641 (warn_cxx_compat_finish_struct): New static function.
9642 (finish_struct): Remove enclosing_in_struct and
9643 enclosing_struct_types parameters. Add
9644 enclosing_struct_parse_info parameter. Change all callers. Don't
9645 set C_TYPE_DEFINED_IN_STRUCT here. Call
9646 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9647 parameter. Only push on struct_types if warn_cxx_compat.
9648 (finish_enum): Only push on struct_types if warn_cxx_compat.
9649 (declspecs_add_type): Add loc parameter. Change all callers.
9650 Change all error calls to error_at. Pass loc, not input_location,
9651 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9652 defined in a struct. If -Wc++-compat and parsing a struct, record
9653 that a typedef name was used.
9654 * c-parser.c (c_parser_declspecs): Get location to pass to
9656 (c_parser_struct_or_union_specifier): Update calls to start_struct
9658 * c-tree.h (struct c_struct_parse_info): Declare.
9659 (finish_struct, start_struct): Update declarations.
9660 (declspecs_add_type): Update declaration.
9662 2009-06-19 Ian Lance Taylor <iant@google.com>
9664 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9665 variable with an anonymous type.
9667 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9669 * see.c: Remove for real.
9671 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9673 * optabs.h (enum optab_index): Add new OTI_significand.
9674 (significand_optab): Define corresponding macro.
9675 * optabs.c (init_optabs): Initialize significand_optab.
9676 * genopinit.c (optabs): Implement significand_optab using
9677 significand?f2 patterns.
9678 * builtins.c (expand_builtin_mathfn): Handle
9679 BUILT_IN_SIGNIFICAND{,F,L}.
9680 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9681 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9683 * config/i386/i386.md (significandxf2, significand<mode>2): New
9684 expanders to implement significandf, significand and significandl
9685 built-ins as inline x87 intrinsics.
9687 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9689 * config/avr/avr.c (avr_override_options): Remove setting value of
9690 PARAM_INLINE_CALL_COST.
9692 2009-06-18 Richard Henderson <rth@redhat.com>
9695 * tree-pass.h (TDF_ASMNAME): New.
9696 * tree-dump.c (dump_options): Add asmname.
9697 * doc/invoke.texi: Document it.
9699 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9700 (dump_decl_name): ...here.
9701 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9702 (dump_generic_node): Update dump_function_name calls.
9703 (print_call_name): New flags arg; update all dump calls.
9704 * diagnostic.h (print_call_name): Update.
9705 * gimple-pretty-print.c (dump_gimple_call): Update.
9707 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9710 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9712 2009-06-18 Diego Novillo <dnovillo@google.com>
9714 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9715 * plugin.c (str_license): Declare.
9716 (try_init_one_plugin): Assert that the symbol
9717 'plugin_is_GPL_compatible' exists.
9719 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9722 * Makefile.in (OBJS-common): Remove see.o.
9724 * common.opt (fsee): Mark as preserved for backward compatibility.
9725 * opts.c (common_handle_option): Add OPT_fsee to the backward
9726 compatibility section.
9727 * passes.c (init_optimization_passes, pass_see): Remove pass.
9728 * timevar.def (TV_SEE): Remove.
9729 * tree-pass.h (pass_see): Remove declaration.
9730 * doc/invoke.texi (-fsee): Remove documentation.
9732 2009-06-18 Martin Jambor <mjambor@suse.cz>
9734 * tree-sra.c: Include statistics.h
9735 (sra_stats): New variable.
9736 (sra_initialize): Clear sra_stats.
9737 (create_access_replacement): Increment sra_stats.replacements.
9738 (get_access_replacement): Do not return twice.
9739 (analyze_all_variable_accesses): Increment statistics counter by the
9740 number of scalarized aggregates.
9741 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9742 (sra_modify_expr): Increment sra_stats.exprs.
9743 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9744 (sra_modify_assign): Increment sra_stats.exprs,
9745 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9746 (perform_intra_sra): Update statistics counters.
9747 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9749 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9751 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9752 (arm_scalar_mode_supported_p): New function.
9754 2009-06-18 Paul Brook <paul@codesourcery.com>
9755 Sandra Loosemore <sandra@codesourcery.com>
9757 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9758 (__extendhfsf2, __truncsfhf2): Define.
9759 * config/arm/fp16.c: New file.
9760 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9761 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9763 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9765 * doc/extend.texi (Half-Precision): New section.
9766 * doc/invoke.texi (Option Summary): List -mfp16-format.
9767 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9768 * config/arm/arm.opt (mfp16-format=): New.
9769 * config/arm/arm.c: Include intl.h.
9770 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9771 (TARGET_INVALID_RETURN_TYPE): Redefine.
9772 (TARGET_PROMOTED_TYPE): Redefine.
9773 (TARGET_CONVERT_TO_TYPE): Redefine.
9774 (arm_fp16_format): Define.
9775 (all_fpus): Add entry for neon-fp16.
9776 (fp_model_for_fpu): Likewise.
9777 (struct fp16_format): Declare.
9778 (all_fp16_formats): Define.
9779 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9781 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9783 (arm_legitimate_index_p): Treat HFmode like HImode.
9784 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9785 (coproc_secondary_reload_class): Special-case HFmode.
9786 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9787 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9788 (arm_init_fp16_builtins): New.
9789 (arm_init_builtins): Call it.
9790 (arm_invalid_parameter_type): New.
9791 (arm_invalid_return_type): New.
9792 (arm_promoted_type): New.
9793 (arm_convert_to_type).
9794 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9796 (arm_emit_fp16_const): New function.
9797 (arm_mangle_type): Mangle __fp16 as "Dh".
9798 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9800 (TARGET_NEON_FP16): New.
9801 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9802 (enum fputype): Add FPUTYPE_NEON_FP16.
9803 (enum arm_fp16_format_type): Declare.
9804 (arm_fp16_format): Declare.
9805 (LARGEST_EXPONENT_IS_NORMAL): Define.
9806 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9807 * config/arm/arm-modes.def (HFmode): Define.
9808 * config/arm/vfp.md: (*movhf_vfp): New.
9811 * config/arm/arm.md: (fpu): Add neon_fp16.
9812 (floatsihf2, floatdihf2): New.
9813 (fix_trunchfsi2, fix_trunchfdi2): New.
9817 (*arm32_movhf): New.
9818 (*thumb1_movhf): New.
9819 (consttable_2): Add check for HFmode constants.
9820 (consttable_4): Handle HFmode constants.
9822 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9824 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9826 2009-06-17 Olivier Hainque <hainque@adacore.com>
9828 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9829 const char ** conversion in AIX specific section.
9831 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9833 * config/i386/i386.c (ix86_special_builtin_type): Remove
9834 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9835 (bdesc_special_args): Updated.
9836 (ix86_init_mmx_sse_builtins): Likewise.
9837 (ix86_expand_special_args_builtin): Likewise.
9839 2009-06-17 Richard Henderson <rth@redhat.com>
9841 * tree-pretty-print.c (maybe_dump_asm_name): New.
9842 (dump_decl_name): Use it.
9843 (PRINT_FUNCTION_NAME): Merge into...
9844 (dump_function_name): ... here. Use maybe_dump_asm_name.
9846 2009-06-17 Cary Coutant <ccoutant@google.com>
9848 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9850 * debug.c (struct gcc_debug_hooks): Change placeholder for
9852 (debug_nothing_int_charstar_int): Replaced by...
9853 (debug_nothing_int_charstar_int_bool): ...this.
9854 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9855 source_line prototype.
9856 (debug_nothing_int_charstar_int): Replaced by...
9857 (debug_nothing_int_charstar_int_bool): ...this.
9858 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9859 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9860 Output is_stmt operand when necessary.
9861 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9862 (notice_source_line): Add is_stmt parameter.
9863 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9864 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9866 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9867 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9869 2009-06-17 Ian Lance Taylor <iant@google.com>
9871 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9873 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9876 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9878 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9879 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9880 tree_strip_sign_nop_conversions and
9881 tree_ssa_strip_useless_type_conversions rather than stripping
9882 the operations here.
9883 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9885 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9886 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9887 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9888 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9891 2009-06-17 Michael Eager <eager@eagercon.com>
9893 * config/rs6000/constraints.md (register_constraint "d"): New.
9894 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9895 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9896 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9897 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9898 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9899 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9900 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9901 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9902 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9903 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9905 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9906 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9907 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9908 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9909 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9910 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9911 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9912 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9913 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9914 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9915 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9916 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9917 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9918 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9920 2009-06-16 Ian Lance Taylor <iant@google.com>
9922 * profile.c (total_num_never_executed): Don't define.
9923 (compute_branch_probabilities): Don't count or print
9925 (init_branch_prob): Don't set total_num_never_executed.
9926 (end_branch_prob): Don't print total_num_never_executed.
9928 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9930 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9932 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9934 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9935 (nabstd2_fpr): Same.
9937 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9939 * expr.c (expand_assignment): Change complex type check.
9941 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9943 * doc/plugins.texi (Building GCC plugins): Added new section.
9945 2009-06-17 Ian Lance Taylor <iant@google.com>
9947 * c-pch.c (get_ident): Don't set size of templ array.
9948 (pch_init): Don't set size of partial_pch array.
9950 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9951 string constant to intialize an array whose size is the length of
9954 2009-06-17 Richard Guenther <rguenther@suse.de>
9956 PR tree-optimization/40389
9957 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9958 to addressable types.
9959 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9961 2009-06-17 Richard Guenther <rguenther@suse.de>
9964 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9965 if there is no evolution of left in the loop bail out.
9966 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9967 chrec_fold_multiply.
9969 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9970 Janis Johnson <janis187@us.ibm.com>
9973 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9974 for the symbol ref of a constant that is the source of a move
9975 - nor for any other not-obvious-label-ref constants.
9977 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9979 * plugin.c (position_pass): Skip newly inserted pass during list
9980 traversal to avoid repeated insertion.
9982 2009-06-16 Ian Lance Taylor <iant@google.com>
9984 * vec.h (VEC_stack_alloc): Define different version if
9985 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
9986 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
9987 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
9988 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
9990 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
9992 * config.gcc (extra_headers): Add ia32intrin.h for x86.
9994 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
9995 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
9996 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
9997 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
9998 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
9999 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10000 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10001 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10002 __builtin_ia32_rdtscp.
10003 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10004 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10005 and __builtin_ia32_rorhi.
10006 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10007 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10008 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10009 (ix86_expand_args_builtin): Likewise.
10010 (ix86_expand_special_args_builtin): Likewise.
10012 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10013 (UNSPECV_RDTSC): Likewise.
10014 (UNSPECV_RDPMC): Likewise.
10015 (*bsr): Renamed to ...
10017 (*bsr_rex64): Renamed to ...
10020 (*rdpmc): Likewise.
10021 (*rdpmc_rex64): Likewise.
10023 (*rdtsc): Likewise.
10024 (*rdtsc_rex64): Likewise.
10025 (rdtscp): Likewise.
10026 (*rdtscp): Likewise.
10027 (*rdtscp_rex64): Likewise.
10029 * config/i386/ia32intrin.h: New.
10031 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10033 2009-06-16 Ian Lance Taylor <iant@google.com>
10035 * ira-build.c (copy_info_to_removed_store_destinations):
10036 Initialize parent_a.
10038 2009-06-16 Ian Lance Taylor <iant@google.com>
10040 * c-decl.c (grokdeclarator): Change size_varies to bool.
10042 2009-06-16 Ian Lance Taylor <iant@google.com>
10044 * sel-sched.c: Make forward declarations of move_op_hooks and
10045 fur_hooks explicitly extern.
10047 2009-06-16 Ian Lance Taylor <iant@google.com>
10049 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10050 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10052 2009-06-16 Ian Lance Taylor <iant@google.com>
10054 * resource.c (mark_referenced_resources): Change
10055 include_delayed_effects parameter to bool. Change all callers.
10056 (mark_end_of_function_resources): Likewise.
10057 * reorg.c (insn_references_resource_p): Likewise.
10058 (insn_sets_resource_p): Likewise.
10059 * resource.h (mark_referenced_resources): Update declaration.
10060 (mark_end_of_function_resources): Update declaration.
10062 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10064 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10066 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10068 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10069 GCC can bootstrap on AIX with GNU Binutils 2.20.
10071 2009-06-16 Ian Lance Taylor <iant@google.com>
10073 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10075 2009-06-16 Ian Lance Taylor <iant@google.com>
10077 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10078 inline, not extern inline.
10079 (exact_log2): Likewise.
10080 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10082 (exact_log2): Likewise, but don't test CTZ_HWI.
10084 2009-06-16 Ian Lance Taylor <iant@google.com>
10086 * bitmap.c (bitmap_clear): Don't declare as inline.
10087 * gimple.c (gimplify_assign): Likewise.
10088 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10089 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10090 (sched_scan_info): Remove duplicate definition.
10092 2009-06-16 Ian Lance Taylor <iant@google.com>
10094 * c-common.c (skip_evaluation): Don't define.
10095 (c_inhibit_evaluation_warnings): Define global variable.
10096 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10097 than skip_evaluation.
10098 (convert_and_check, warn_for_div_by_zero): Likewise.
10099 * c-common.h (skip_evaluation): Don't declare.
10100 (c_inhibit_evaluation_warnings): Declare.
10101 * c-parser.c (c_parser_typeof_specifier): Set
10102 c_inhibit_evaluation_warnings rather than skip_evaluation.
10103 (c_parser_conditional_expression): Likewise.
10104 (c_parser_binary_expression): Likewise.
10105 (c_parser_sizeof_expression): Likewise.
10106 (c_parser_alignof_expression): Likewise.
10107 * c-typeck.c (build_indirect_ref): Check
10108 c_inhibit_evaluation_warnings rather than skip_evaluation.
10109 (build_conditional_expr, build_binary_op): Likewise.
10111 2009-06-16 Richard Guenther <rguenther@suse.de>
10113 * tree-ssa-alias.c (is_escape_site): Remove.
10114 * tree-ssa-alias.h (enum escape_type): Remove.
10115 (is_escape_site): Likewise.
10116 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10117 via casts and asms without deferring to is_escape_site.
10119 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10121 PR middle-end/40446
10122 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10123 use gen_lowpart if op0 has complex mode.
10125 2009-06-16 Richard Guenther <rguenther@suse.de>
10127 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10128 variables add them to ESCAPED.
10129 (find_func_aliases): Do not make all indirectly stored values escaped.
10131 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10133 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10134 make_decl_one_only.
10136 2009-06-16 Martin Jambor <mjambor@suse.cz>
10138 PR tree-optimization/40432
10139 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10140 check whether we need to force gimple register operand.
10142 2009-06-16 Martin Jambor <mjambor@suse.cz>
10144 PR tree-optimization/40413
10145 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10146 build_ref_for_offset.
10147 (propagate_subacesses_accross_link): Fix a typo in a comment.
10149 2009-06-16 Ira Rosen <irar@il.ibm.com>
10151 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10152 with additional parameter.
10153 * tree-vectorizer.h (enum vect_def_type): Add new value
10155 (enum vect_relevant): Add comments.
10156 (vect_is_simple_reduction): Add new argument.
10157 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10158 Detect nested cycles.
10159 (vect_is_simple_reduction): Update documentation, add an argument to
10160 distinguish inner-loop reduction from nested cycle, detect nested
10161 cycles, fix printings and indentation, don't swap operands in case
10163 (get_initial_def_for_reduction): Handle subtraction.
10164 (vect_create_epilog_for_reduction): Add new argument to specify
10165 reduction variable.
10166 (vect_finalize_reduction): Handle subtraction, fix comments.
10167 (vectorizable_reduction): Handle nested cycles. In case of nested
10168 cycle keep track of the reduction variable position. Call
10169 vect_is_simple_reduction with additional parameter. Use original
10170 statement code in reduction epilogue for nested cycle. Call
10171 vect_create_epilog_for_reduction with additional parameter.
10172 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10173 inner-loop vectorization.
10174 (vect_recog_widen_sum_pattern): Likewise.
10175 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10177 (vect_mark_stmts_to_be_vectorized): Likewise.
10178 (vect_get_vec_def_for_operand): Handle nested cycles.
10180 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10182 * doc/invoke.texi (Debugging Options): Fix option index entries
10183 for -fdump-statistics, -frandom-seed add entries for
10184 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10185 (FRV Options): Fix entries for -mTLS, -mtls.
10186 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10187 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10188 (M68hc1x Options): Fix @itemx for -mnominmax.
10189 (MCore Options): Fix entry for -mno-lsim.
10190 (MMIX Options): Fix entry for -mabi=mmixware.
10191 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10193 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10195 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10196 Mention the plugin mode of gengtype.
10197 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10198 * gengtype.c: Updated copyright.
10199 (plugin_files, nb_plugin_files) Added new static variables.
10200 (measure_input_list) Care about plugin_files.
10201 (write_rtx_next): Added early return in plugin mode.
10202 (create_file): Updated copyright year in generated file. Added
10204 (oprintf): Added early return if NULL outf.
10205 (get_output_file_with_visibility): Care of plugin_files.
10206 (get_output_file_name): May return null.
10207 (write_local): Added early return.
10208 (put_mangled_filename): Ditto.
10209 (finish_root_table): Added check for base_files.
10210 (write_roots): Care about null when plugins.
10211 (main): Added plugin mode.
10213 2009-06-15 Ian Lance Taylor <iant@google.com>
10215 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10216 * gcov.c (read_count_file): Add braces around variables declared
10219 * c.opt (Wjump-misses-init): New warning.
10220 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10221 -Wall and -Wc++-compat if not already set.
10222 (c_common_post_options): Clear warn_jump_misses_init if it was not
10224 * c-decl.c (struct c_binding): Change type field to a union with
10225 new label field. Make it the first field in the struct. Update
10226 references to type to use u.type instead.
10227 (struct c_spot_bindings): Define.
10228 (struct c_goto_bindings): Define.
10229 (c_goto_bindings_p): Define, along with VECs.
10230 (struct c_label_vars): Define.
10231 (struct c_scope): Add has_label_bindings field.
10232 (bind_label, set_spot_bindings): New static functions.
10233 (decl_jump_unsafe, update_spot_bindings): New static functions.
10234 (update_label_decls): New static function.
10235 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10236 Update binding u.label field to shadowed field.
10237 (c_binding_start_stmt_expr): New function.
10238 (c_binding_end_stmt_expr): New function.
10239 (pushdecl): Don't call c_begin_vm_scope.
10240 (make_label): Add defining and p_label_vars parameters. Change
10242 (lookup_label): Correct test for whether a label has not yet been
10243 defined. Call bind_label rather than bind.
10244 (warn_about_goto): New static function.
10245 (lookup_label_for_goto): New function.
10246 (declare_label): Call bind_label rather than bind.
10247 (check_earlier_gotos): New static function.
10248 (define_label): Don't give errors about jumping into statement
10249 expressions or scopes of variably modified types. Call
10250 set_spot_bindings and check_earlier_gotos. Call bind_label
10251 instead of bind. Don't set label_context_stack_se or
10252 label_context_stack_vm.
10253 (c_get_switch_bindings): New function.
10254 (c_release_switch_bindings): New function.
10255 (c_check_switch_jump_warnings): New function.
10256 (start_function): Don't set label_context_stack_se or
10257 label_context_stack_vm.
10258 (finish_function): Likewise.
10259 * c-typeck.c (label_context_stack_se): Don't define.
10260 (label_context_stack_vm): Don't define.
10261 (c_finish_goto_label): Call lookup_label_for_goto rather than
10262 lookup_label. Don't give errors about jumping into a statement
10263 expression or the scope of a variably modified type. Don't set
10264 label_context_stack_se or label_context_stack_vm.
10265 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10266 fields. Add bindings field.
10267 (c_start_case): Don't set deleted fields. Set bindings field.
10268 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10269 or blocked_vm. Call c_check_switch_jump_warnings.
10270 (c_finish_case): Don't test blocked_stmt_expr field. Call
10271 c_release_switch_bindings.
10272 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10273 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10274 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10275 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10276 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10277 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10278 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10279 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10280 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10281 (C_DECL_UNJUMPABLE_VM): Don't define.
10282 (C_DECL_UNDEFINABLE_VM): Don't define.
10283 (struct c_label_list): Don't define.
10284 (struct c_label_context_se): Don't define.
10285 (struct c_label_context_vm): Don't define.
10286 (struct c_spot_bindings): Declare.
10287 (c_bindings_start_stmt_expr): Declare.
10288 (c_bindings_end_stmt_expr): Declare.
10289 (lookup_label_for_goto): Declare.
10290 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10291 (c_check_switch_jump_warnings): Declare.
10292 (label_context_stack_se, label_context_stack_vm): Don't declare.
10293 (c_finish_goto_label): Update declaration.
10294 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10295 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10296 (Warning Options): Document -Wjump-misses-init.
10298 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10300 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10303 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10305 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10307 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10309 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10311 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10313 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10315 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10317 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10318 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10319 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10320 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10321 * dwarf2asm.c (dw2_force_const_mem): Update call to
10322 make_decl_one_only.
10323 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10324 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10325 * langhooks.c (lhd_comdat_group): Remove.
10326 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10327 * tree.h (DECL_COMDAT_GROUP): New.
10328 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10329 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10330 (make_decl_one_only): Change signature.
10331 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10332 make_decl_one_only.
10333 (make_decl_one_only): Change signature.
10334 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10336 2009-06-15 Richard Guenther <rguenther@suse.de>
10338 PR middle-end/40439
10339 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10341 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10343 * tree-ssa-math-opts.c: Remove extra divide.
10345 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10347 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10349 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10351 * passes.c: Add bswap pass.
10352 * tree-pass.h: Add pass_optimize_bswap declaration.
10353 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10354 Include rtl.h, expr.h and optabs.h for optab_handler check.
10355 (struct symbolic_number, pass_optimize_bswap): New definition.
10356 (do_shift_rotate, verify_symbolic_number_p): New functions.
10357 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10358 (gate_optimize_bswap): New function.
10359 * tree.c (widest_int_cst_value): New function.
10360 * tree.h (widest_int_cst_value): Prototype added.
10362 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10364 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10365 REG_EQUAL/REG_EQUIV notes.
10367 2009-06-14 Richard Guenther <rguenther@suse.de>
10369 PR middle-end/40389
10370 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10371 has its address taken if NRV was applied and it is addressable.
10372 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10373 function split out from ...
10374 (get_constraint_for_1): ... here.
10375 (handle_rhs_call): Use it to mark the return slot escaped if
10376 it is addressable and NRV was applied.
10378 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10380 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10381 Change first argument type to location_t.
10382 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10383 Do not set input_location.
10384 Use loc instead of input_location throughout.
10386 2009-06-13 Richard Guenther <rguenther@suse.de>
10388 PR tree-optimization/40421
10389 * tree-predcom.c (should_unroll_loop_p): Remove.
10390 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10392 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10394 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10395 Add location argument.
10397 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10399 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10401 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10402 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10403 * config/spu/spu-protos.h: Add location to
10404 spu_resolve_overloaded_builtin.
10405 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10406 spu_build_builtin_va_list.
10407 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10408 argument. Pass location to build_function_call_vec.
10409 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10411 (emit_fpu_switch): Same.
10412 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10413 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10414 to build_decl and create_artificial_label.
10415 (xtensa_gimplify_va_arg_expr): Same.
10416 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10417 (xstormy16_gimplify_va_arg_expr): Same.
10418 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10419 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10420 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10421 (mips16_build_function_stub): Same.
10422 (mips16_build_call_stub): Same.
10424 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10427 * arm/constraints.md (Pa, Pb): New constraints.
10428 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10429 split pattern to deal with them.
10431 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10433 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10434 fix index entry for -Xpreprocessor.
10436 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10438 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10439 Add location argument to build_decl call.
10440 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10441 (rs6000_init_builtins): Same.
10442 (spe_init_builtins): Same.
10443 (rs6000_gimplify_va_arg): Add location argument to
10444 create_artificial_label call.
10446 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10448 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10449 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10450 * Makefile.in: Fix GGC dependency for gcse.o.
10452 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10454 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10455 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10456 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10458 * c-parser.c (c_parser_binary_expression): Use current column while
10459 building binary operations.
10460 * common.opt (fshow-column): Enable by default.
10461 * tree-vrp.c (check_array_ref): Use warning_at.
10462 (check_array_bounds): Use location from call back if expr has no
10464 * tree.h: Add location argument to maybe_fold_*.
10465 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10466 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10467 (maybe_fold_offset_to_component_ref): Same.
10468 (maybe_fold_offset_to_reference): Same.
10469 (maybe_fold_offset_to_address): Same.
10470 (maybe_fold_stmt_indirect): Same.
10471 (maybe_fold_stmt_addition): Same.
10472 (fold_stmt_r): Pass location to maybe_fold_*.
10473 (fold_gimple_assign): Same.
10474 * c-tree.h: Add location argument to finish_decl,
10475 default_function_array_conversion, store_init_value.
10476 * c-decl.c (define_label): Use error_at.
10477 (c_make_fname_decl): Pass location to finish_decl.
10478 (finish_decl): New location argument.
10479 (build_compound_literal): Pass location to store_init_value.
10480 (grokdeclarator): Pass location to finish_decl.
10482 * c-typeck.c (array_to_pointer_conversion): New location argument.
10483 (function_to_pointer_conversion): Same.
10484 (default_function_array_conversion): Same.
10485 (parser_build_unary_op): Pass location to overflow_warning.
10486 (parser_build_binary_op): Same. Use warning_at.
10487 (build_unary_op): Pass location to array_to_pointer_conversion.
10488 (build_c_cast): Pass location to digest_init.
10489 (build_modify_expr): New location argument.
10490 (convert_for_assignment): Same.
10491 (store_init_value): Same.
10492 (digest_init): Same.
10493 (output_init_element): Pass location to digest_init and
10494 array_to_pointer_conversion.
10495 (c_finish_return): Pass location to convert_for_assignment.
10496 * gimplify.c (gimplify_conversion): Pass location to
10497 maybe_fold_offset_to_address.
10498 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10499 to maybe_fold_stmt_addition.
10500 * c-omp.c (c_finish_omp_atomic): Pass new location to
10502 (c_finish_omp_for): Same.
10503 * c-common.c (overflow_warning): New argument.
10504 * c-common.h: New argument to build_modify_expr, overflow_warning.
10505 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10507 (c_parser_initializer): Pass location to
10508 default_function_array_conversion.
10509 (c_parser_initelt): Same.
10510 (c_parser_initval): Same.
10511 (c_parser_asm_operands): Same.
10512 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10513 (c_parser_conditional_expression): Same.
10514 (c_parser_binary_expression): Add location info to stack. Use it.
10515 (c_parser_unary_expression): Pass location to
10516 default_function_array_conversion, parser_build_unary_op,
10517 build_indirect_ref, c_parser_postfix_expression_after_primary.
10518 (c_parser_postfix_expression_after_primary): New location argument.
10520 (c_parser_expression_conv): Pass location to
10521 default_function_array_conversion.
10522 (c_parser_expr_list): Same.
10523 (c_parser_omp_atomic): Same.
10524 (c_parser_omp_for_loop): Same.
10525 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10526 (build_array_declarator): New argument.
10527 * c-decl.c (build_array_declarator): Add location argument.
10528 (grokdeclarator): Set id_loc for cdk_array.
10529 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10530 build_array_declarator.
10531 * tree.c (build_omp_clause): Add location argument.
10532 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10533 (OMP_CLAUSE_LOCATION): New macro.
10534 (struct tree_omp_clause): Add location field.
10535 (build_omp_clause): Add argument.
10536 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10537 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10539 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10540 (cp_parser_omp_clause_collapse): Same.
10541 (cp_parser_omp_clause_default): Same.
10542 (cp_parser_omp_clause_if): Same.
10543 (cp_parser_omp_clause_nowait): Same.
10544 (cp_parser_omp_clause_num_threads): Same.
10545 (cp_parser_omp_clause_ordered): Same.
10546 (cp_parser_omp_clause_schedule): Same.
10547 (cp_parser_omp_clause_untied): Same.
10548 (cp_parser_omp_for_loop): Same.
10549 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10550 * c-tree.h (c_start_case): Add location argument.
10551 (c_process_expr_stmt): Same.
10552 (c_finish_goto_*): Same.
10553 * tree-parloops.c (initialize_reductions): Pass location to
10555 (create_parallel_loop): Same.
10556 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10557 (gfc_trans_omp_reduction_list): Same.
10558 (gfc_trans_omp_clauses): Same.
10559 (gfc_trans_omp_do): Same.
10560 * c-typeck.c (c_finish_goto_label): Same.
10561 (c_finish_goto_ptr): New location argument.
10562 (c_start_case): Same.
10563 (emit_side_effect_warnings): Same.
10564 (c_process_expr_stmt): Same.
10565 (c_finish_stmt_expr): Same.
10566 (c_finish_omp_clauses): Use error_at instead of error.
10567 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10569 * c-omp.c (c_split_parallel_clauses): New location argument.
10570 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10571 to build_omp_clause.
10572 (convert_local_reference_stmt): Same.
10573 (convert_gimple_call): Same.
10574 * c-common.h (c_split_parallel_clauses): New argument.
10575 * c-parser.c (c_parser_statement_after_labels): Pass location to
10576 c_finish_goto_label.
10577 (c_parser_switch_statement): Pass location to c_start_case.
10578 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10579 and c_process_expr_stmt.
10580 (c_parser_omp_variable_list): Add location argument.
10581 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10582 (c_parser_omp_clause_default): Same.
10583 (c_parser_omp_clause_if): Same.
10584 (c_parser_omp_clause_num_threads): Same.
10585 (-c_parser_omp_clause_ordered): Same.
10586 (c_parser_omp_clause_reduction): Pass location to
10587 c_parser_omp_variable_list.
10588 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10589 (c_parser_omp_clause_untied): Same.
10590 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10591 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10593 * c-tree.h (check_for_loop_decls, undeclared_variable,
10594 build_component_ref, build_array_ref, build_external_ref,
10595 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10596 build_conditional_expr, build_compound_expr, c_cast_expr,
10597 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10598 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10600 * c-semantics.c (build_stmt): Same.
10601 (build_case_label): Same.
10602 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10603 (undeclared_variable): New argument.
10604 (make_label): Same.
10605 (lookup_label): Pass location on down.
10606 (define_label): Same.
10607 (finish_decl): Same.
10608 (build_compound_literal): Same.
10609 (finish_struct): Same.
10610 (finish_function): Do not set location here.
10611 (check_for_loop_decls): New argument.
10612 * tree.c (save_expr): Set location.
10613 (build_empty_stmt): New argument.
10614 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10615 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10616 * builtins.c (gimplify_va_arg_expr): Use locations.
10617 (expand_builtin_sync_operation): Same.
10618 * c-typeck.c (build_component_ref): New argument.
10619 (build_array_ref): Same.
10620 (build_external_ref): Same.
10621 (c_expr_sizeof_expr): Same.
10622 (c_expr_sizeof_type): Same.
10623 (parser_build_unary_op): Same.
10624 (build_conditional_expr): Same.
10625 (build_compound_expr): Pass location on down.
10626 (build_compound_expr): New argument.
10627 (build_c_cast): Same.
10628 (c_cast_expr): Same.
10629 (build_asm_expr): Same.
10630 (c_finish_return): Same.
10631 (c_process_expr_stmt): Pass location on down.
10632 (c_finish_stmt_expr): New argument.
10633 (push_clenaup): Same.
10634 (c_finish_omp_parallel): Same.
10635 (c_finish_omp_task): Same.
10636 * gimplify.c (gimplify_call_expr): Pass location on down.
10637 * c-omp.c (c_finish_omp_master): New argument.
10638 (c_finish_omp_critical): Same.
10639 (c_finish_omp_ordered): Same.
10640 (c_finish_omp_barrier): Same.
10641 (-c_finish_omp_taskwait): Same.
10642 (c_finish_omp_atomic): Same.
10643 (c_finish_omp_flush): Same.
10644 * tree-inline.c (copy_tree_body_r): Pass location on down.
10645 (inline_forbidden_p): Remove use of input_location.
10646 * c-gimplify.c (c_build_bind_expr): New argument.
10647 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10648 (c_sizeof_or_alignof_type): New argument.
10649 (c_alignof_expr): Same.
10650 (build_va_arg): Same.
10651 (c_add_case_label): Same.
10652 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10653 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10654 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10655 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10656 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10657 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10659 * stub-objc.c (objc_build_selector_expr): Same.
10660 (objc_build_throw_stmt): Same.
10661 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10662 (c_parser_initelt): Same.
10663 (c_parser_compound_statement): Same.
10664 (c_parser_compound_statement_nostart): Same.
10665 (c_parser_label): Same.
10666 (c_parser_statement_after_labels): Same.
10667 (c_parser_if_body): Same.
10668 (c_parser_else_body): Same.
10669 (c_parser_if_statement): Same.
10670 (c_parser_switch_statement): Same.
10671 (c_parser_while_statement): Same.
10672 (c_parser_do_statement): Same.
10673 (c_parser_for_statement): Same.
10674 (c_parser_asm_statement): Same.
10675 (c_parser_conditional_expression): Same.
10676 (c_parser_binary_expression): Same.
10677 (c_parser_cast_expression): Same.
10678 (c_parser_unary_expression): Same.
10679 (c_parser_sizeof_expression): Same.
10680 (c_parser_alignof_expression): Same.
10681 (c_parser_postfix_expression): Same.
10682 (c_parser_expression): Same.
10683 (c_parser_objc_receiver): Same.
10684 (c_parser_omp_variable_list): Same.
10685 (c_parser_omp_structured_block): Same.
10686 (c_parser_omp_atomic): New argument.
10687 (c_parser_omp_barrier): Same.
10688 (c_parser_omp_critical): Same.
10689 (c_parser_omp_flush): Pass location on down.
10690 (c_parser_omp_for_loop): New argument.
10691 (c_parser_omp_for): Same.
10692 (c_parser_omp_master): Same.
10693 (c_parser_omp_ordered): Same.
10694 (c_parser_omp_sections_scope): Same.
10695 (c_parser_omp_sections): Same.
10696 (c_parser_omp_parallel): Same.
10697 (c_parser_omp_single): Same.
10698 (c_parser_omp_task): Same.
10699 (c_parser_omp_taskwait): Pass location on down.
10700 (c_parser_omp_construct): Same.
10701 (c_parser_omp_threadprivate): Same.
10702 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10703 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10704 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10705 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10706 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10707 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10708 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10709 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10710 config/i386/i386.c, stmt.c:
10711 Add location argument to the following function definitions and/or
10712 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10713 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10714 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10715 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10716 do_case, c_finish_bc_stmt, build_compound_literal,
10717 build_function_call.
10718 * c-decl.c (build_compound_literal): Add location argument.
10719 Make all diagnostic calls use location.
10720 (start_struct): Same.
10721 (finish_struct): Same.
10722 (start_enum): Same.
10723 (build_enumerator): Same.
10724 (start_function): Same.
10725 (grokdeclarator): Make all diagnostic calls use location.
10726 (store_parm_decls_oldstyle): Same.
10727 * c-typeck.c (build_function_call): Add location argument.
10728 Make all diagnostic calls use location.
10730 (c_finish_bc_stmt): Same.
10731 * tree-nested.c (get_trampoline_type): Add argument.
10732 Pass location to build_decl.
10733 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10734 * rtl.h (RTL_LOCATION): New.
10735 * c-common.c (c_add_case_label): Add location argument.
10736 Make all diagnostic calls use location.
10737 * c-common.h: Add location argument to make_fname_decl, do_case,
10738 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10739 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10740 Set it appropriately for every case. Pass enum_loc to start_enum
10741 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10743 (c_parser_struct_or_union_specifier): Save location. Use it for
10744 start_struct, finish_struct, and parser_xref_tag.
10746 2009-06-12 Ian Lance Taylor <iant@google.com>
10748 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10750 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10751 cpp_opts->warn_cxx_operator_names.
10753 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10756 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10757 is returns NULL and OP is a VCE, look through the VCE.
10759 2009-06-12 Ian Lance Taylor <iant@google.com>
10762 * collect2.c (main): Use CONST_CAST2 in code inside #if
10763 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10765 2009-06-12 Joey Ye <joey.ye@intel.com>
10767 PR middle-end/39146
10768 * cfgexpand.c (get_decl_align_unit): Update
10769 max_used_stack_slot_alignment with align instead of
10770 stack_alignment_needed.
10772 * function.c (assign_stack_local_1): Update
10773 max_used_stack_slot_alignment with alignment_in_bits instead
10774 of stack_alignment_needed.
10775 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10778 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10780 * dwarf2out.c (last_var_location_insn): New variable.
10781 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10782 (dwarf2out_var_location): Don't record anything after last real
10783 insn. Only change labels if there were any real instructions
10784 in between last note and this one, or if changed sections.
10786 2009-06-11 Richard Henderson <rth@redhat.com>
10788 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10789 note when storing the frame pointer in a register.
10790 (FRP): Don't redefine to nothing for epilogue.
10791 (alpha_expand_epilogue): Mark register and sp restores.
10792 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10794 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10795 when gen_lowpart is needed.
10797 2009-06-11 Richard Henderson <rth@redhat.com>
10799 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10801 * dwarf2out.c (need_data_align_sf_opcode): New.
10802 (div_data_align): Move earlier.
10803 (def_cfa_1, reg_save): Use it.
10805 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10807 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10808 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10809 (ix86_handle_option): Handle OPT_mcrc32.
10810 (ix86_target_string): Add -mcrc32.
10811 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10813 * config/i386/i386.h (TARGET_CRC32): New.
10815 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10816 (sse4_2_crc32di): Likewise.
10818 * config/i386/i386.opt (mcrc32): New.
10820 * doc/invoke.texi: Document -mcrc32.
10822 2009-06-11 Richard Henderson <rth@redhat.com>
10824 * common.opt (gdwarf-): Accept a version number.
10825 * doc/invoke.texi (gdwarf-): Update docs.
10826 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10827 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10828 version level, and record it.
10830 * dwarf2.h (DW_CIE_VERSION): Remove.
10831 * dwarf2out.c (DWARF_VERSION): Remove.
10832 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10833 (output_call_frame_info): Use CIE version 3 for dwarf3,
10834 or if the return register column is out of range for version 1.
10835 (dwarf_stack_op_name): Add all dwarf3 values.
10836 (DEBUG_PUBTYPES_SECTION): New.
10837 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10838 encoding change for dwarf3.
10839 (output_die) [dw_val_class_die_ref]: Likewise.
10840 (output_compilation_unit_header): Emit correct version for dwarf3.
10841 (output_line_info): Likewise.
10842 (output_pubnames): Update for DWARF_VERSION removal.
10843 (output_aranges): Likewise.
10844 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10845 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10846 (dwarf2out_finish): Likewise.
10848 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10850 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10853 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10856 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10857 * builtins.c (expand_builtin_unreachable): New function.
10858 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10859 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10860 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10862 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10863 searching for missing barriers.
10865 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10867 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10868 when -fprofile-generate* was passed.
10869 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10871 2009-06-11 Anthony Green <green@moxielogic.com>
10873 * config/moxie/moxie.md: Define length attribute for all instructions.
10875 (*b<cond:code>): Support limited branch ranges for new PC-relative
10876 branch instructions.
10877 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10879 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10881 * config/i386/i386.c (min_insn_size): Use get_attr_length
10882 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10883 For __asm return 0.
10885 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10886 instead of emit_insn_before.
10888 2009-06-10 Ian Lance Taylor <iant@google.com>
10891 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10894 2009-06-10 Revital Eres <eres@il.ibm.com>
10896 * passes.c (init_optimization_passes): Reschedule
10897 predictive-commoning pass before complete unroll pass.
10899 2009-06-10 Martin Jambor <mjambor@suse.cz>
10901 * cgraph.c (cgraph_node_can_be_local_p): New function.
10902 (cgraph_make_node_local): New function.
10903 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10904 (cgraph_make_node_local): Declare.
10906 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10908 * tree.h (tree_base): Add packed_flag and user_align fields.
10909 Decrease size of spare field.
10910 (TYPE_USER_ALIGN): Use user_align from tree_base.
10911 (DECL_USER_ALIGN): Likewise.
10912 (TYPE_PACKED): Use packed_flag from tree_base.
10913 (DECL_PACKED): Likewise.
10914 (tree_type): Delete packed_flag and user_align fields. Widen
10915 precision field. Widen mode field and shuffle fields to align
10916 mode on an 8-bit boundary.
10917 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10918 Renumber decl_flag_* fields. Fix comments. Widen
10919 decl_common_unused field.
10920 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10921 (DECL_EXTERNAL): Likewise.
10922 (DECL_BIT_FIELD): Likewise.
10923 (DECL_NONADDRESSABLE_P): Likewise.
10924 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10925 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10927 2009-06-10 Ian Lance Taylor <iant@google.com>
10929 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10930 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10931 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10932 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10933 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10934 DEF_VEC_ALLOC_FUNC_P.
10935 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10936 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10937 DEF_VEC_ALLOC_FUNC_O.
10938 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10939 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10940 DEF_VEC_ALLOC_FUNC_I.
10941 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10942 (vec_stack_p_reserve_exact_1): Declare.
10943 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10944 (vec_stack_free): Declare.
10945 (VEC_stack_alloc): Define.
10946 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10947 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10948 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10949 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10951 (stack_vecs): New static variable.
10952 (vec_stack_p_reserve_exact_1): New function.
10953 (vec_stack_o_reserve_1): New static function.
10954 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10955 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10956 (vec_stack_free): New function.
10957 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10958 (VEC_df_ref_stack_alloc): Define.
10959 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10960 DEF_VEC_ALLOC_P_STACK.
10961 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10962 (struct df_collection_rec): Change _vec fields to VEC. Remove
10964 (df_free_collection_rec): Adjust for new fields.
10965 (df_insn_rescan): Use new df_collection_rec fields.
10966 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10967 (df_ref_create_structure, df_ref_record): Likewise.
10968 (df_get_conditional_uses, df_get_call_refs): Likewise.
10969 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10970 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10971 (df_record_exit_block_uses, df_bb_verify): Likewise.
10972 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10973 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10974 Remove count parameter. Change return type to void. Change all
10976 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10977 Remove count parameter. Change return type to void. Change all
10979 (df_install_refs): Change old_vec parameter to VEC. Remove count
10980 parameter. Change all callers.
10981 (df_install_mws): Change old_vec parameter to VEC. Remove count
10982 parameter. Change all callers.
10983 (df_refs_verify): Change new_rec parameter to VEC. Change call
10985 (df_mws_verify): Likewise.
10987 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
10989 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
10991 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
10993 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
10995 2009-06-10 Anthony Green <green@moxielogic.com>
10997 * config/moxie/crti.asm: New file.
10998 * config/moxie/crtn.asm: New file.
10999 * config/moxie/moxie.c: New file.
11000 * config/moxie/moxie.h: New file.
11001 * config/moxie/sfp-machine.h: New file.
11002 * config/moxie/moxie-protos.h: New file.
11003 * config/moxie/t-moxie: Created.
11004 * config/moxie/t-moxie-softfp: Created.
11005 * config/moxie/moxie.md: Created.
11006 * config/moxie/constraints.md: Created.
11007 * config.gcc: Add moxie support.
11008 * doc/md.texi (Machine Constraints): Add moxie constraints.
11009 * doc/contrib.texi (Contributors): Mention moxie port.
11010 * doc/install.texi (Specific): Mention the moxie port.
11012 2009-06-09 Ian Lance Taylor <iant@google.com>
11014 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11015 compiling with C++.
11016 * optabs.c (optab_table): Only use designated initializers if
11017 HAVE_DESIGNATED_INITIALIZERS is defined.
11018 (convert_optab_table): Likewise.
11019 (init_optabs): Always call init_insn_codes if
11020 HAVE_DESIGNATED_INITIALIZERS is not defined.
11022 2009-06-09 Ian Lance Taylor <iant@google.com>
11024 * targhooks.c (default_builtin_vectorized_function): Change fn
11025 parameter to unsigned int.
11026 (default_builtin_vectorized_conversion): Change code parameter to
11028 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11029 * targhooks.h: Update declarations.
11030 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11031 parameter to unsigned int.
11033 * c-typeck.c (comptypes_check_enum_int): New static function.
11034 (comptypes_internal): Add enum_and_int_p parameter. Change all
11036 (comp_target_types): Add location parameter. Change all callers.
11037 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11038 Change all callers.
11039 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11040 (build_conditional_expr): Add colon_loc parameter. Change all
11042 (convert_for_assignment): Add location parameter. Change all callers.
11043 * c-parser.c (c_parser_conditional_expression): Pass location of
11044 colon to build_conditional_expr.
11045 * c-tree.h (build_conditional_expr): Update declaration.
11047 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11049 * graphite.c: Revert previous patch.
11051 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11054 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11056 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11058 * tree-ssa-loop-prefetch.c
11059 (loop_prefetch_arrays): Fixed a portability problem in printf format
11062 2009-06-09 Martin Jambor <mjambor@suse.cz>
11064 PR tree-optimization/40351
11065 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11066 refrence to a potential artifical subaccess can be constructed.
11068 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11070 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11071 (sh_override_options): Likewise.
11072 * config/sh/sh.c: Include params.h.
11073 (sh_optimization_options): New.
11074 (sh_override_options): Likewise.
11075 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11076 (OVERRIDE_OPTIONS): Use sh_override_options.
11078 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11080 * dwarf2out.c (emit_cfa_remember): New variable.
11081 (add_fde_cfi): If emit_cfa_remember, recurse to add
11082 DW_CFA_remember_state first.
11083 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11084 instead just set emit_cfa_remember.
11086 2009-06-08 Jan Hubicka <jh@suse.cz>
11089 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11091 2009-06-08 Jan Hubicka <jh@suse.cz>
11093 PR middle-end/39834
11094 * cgraphunit.c (save_inline_function_body): Do not copy transform
11095 hooks for saved inline bodies.
11096 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11097 for given function.
11099 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11101 * jump.c (returnjump_p): Handle delayed branches. Add missing
11104 2009-06-08 Jan Hubicka <jh@suse.cz>
11106 PR middle-end/40102
11107 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11108 original node might've been modified.
11109 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11111 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11113 * tree-object-size.c (addr_object_size): Add OSI argument.
11114 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11115 (compute_builtin_object_size, expr_object_size): Adjust callers.
11116 (plus_stmt_object_size): Call addr_object_size instead of
11117 compute_builtin_object_size.
11119 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11120 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11122 * tree-ssa-loop-prefetch.c
11123 (gather_memory_references): Introduced a counter for the number of
11125 (anything_to_prefetch_p): Introduced a counter for the number of
11127 (is_loop_prefetching_profitable): New function with a cost model
11129 (loop_prefetch_arrays): Use the new cost model to determine if
11130 prefetching is profitable.
11131 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11132 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11133 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11134 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11135 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11136 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11138 2009-06-08 Michael Matz <matz@suse.de>
11141 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11142 partitions use the same.
11143 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11144 for basevars of SSA_NAMEs.
11145 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11146 to not expand them twice.
11147 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11150 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11152 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11153 (fdump-final-insns=, gtoggle): New.
11154 * doc/invoke.texi: Document them.
11155 * final.c (rest_of_clean_state): Dump final insn stream.
11156 * gcc.c (invoke_as): Hook in -fcompare-debug.
11157 (static_spec_functions): Add compare-debug-dump-opt,
11158 compare-debug-self-opt and compare-debug-auxbase-opt.
11159 (compare_debug, compare_debug_second, compare_debug_opt): New.
11160 (switches_debug_check, n_switches_debug_check): New.
11161 (debug_auxbase_opt, debug_check_temp_file): New.
11162 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11164 (do_self_spec): Handle arguments after switches.
11165 (do_spec_1): Add .gk extension to temp file basenames for compare.
11166 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11167 (cc1_options): Use it instead of normal auxbase computation for
11168 the second compare-debug compilation.
11169 (compare_files): New.
11170 (main): Set up and implement compare debug mode.
11171 (compare_debug_dump_opt_spec_function): New.
11172 (compare_debug_self_opt_spec_function): New.
11173 (compare_debug_auxbase_opt_spec_function): New.
11174 * toplev.c (process_options): Handle flag_gtoggle,
11175 flag_dump_final_insns.
11176 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11177 during -fcompare-debug-second compilation.
11179 2009-06-07 Ian Lance Taylor <iant@google.com>
11181 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11182 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11184 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11185 with no default node. Change warning with %H to warning_at.
11186 Don't clear warn_switch around case checking.
11187 * doc/invoke.texi (Warning Options): Clarify distinction between
11188 -Wswitch and -Wswitch-enum.
11190 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11192 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11194 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11196 * gbl-ctors.h: Add header guard.
11198 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11200 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11201 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11202 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11203 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11204 prototypes for removed functions.
11205 (expressions_equal_p): Move to ...
11206 * tree-ssa-sccvn.h: ... here and ...
11207 * matrix-reorg.c: ... adjust includes.
11209 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11211 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11213 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11215 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11216 (finish_function): Remove erroneous whitespace.
11218 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11220 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11221 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11223 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11225 * errors.c (internal_error): Commentary typo fix.
11226 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11227 * tree-ssa-pre.c: Ditto.
11229 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11231 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11232 them is supposed to hold actual statements.
11234 2009-06-06 Ian Lance Taylor <iant@google.com>
11236 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11237 empty statements can now have attributes.
11239 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11241 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11242 * config/mips/mips.md: Ditto.
11244 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11246 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11248 (__eabi_uconvert): Likewise.
11250 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11252 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11253 CFI_* definitions with IN_GCC.
11255 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11257 * xcoffout.h (xcoffout_source_line): Update prototype.
11259 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11261 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11262 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11264 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11266 PR middle-end/40340
11267 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11268 inlined_function_outer_scope_p blocks for artificial inlines
11270 * tree.c (tree_nonartificial_location): Rewrite using
11271 block_nonartificial_location.
11273 2009-06-05 Revital Eres <eres@il.ibm.com>
11274 Leehod Baruch <leehod@il.ibm.com>
11276 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11277 (expand_expr_real_1): Remove comment.
11278 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11279 Vectorize misaligned access when the target supports it.
11280 (vect_supportable_dr_alignment): Check for unaligned access support.
11281 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11284 2009-06-05 Julian Brown <julian@codesourcery.com>
11286 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11287 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11289 2009-06-05 Richard Guenther <rguenther@suse.de>
11292 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11293 as possibly unused.
11295 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11297 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11298 (save_gprs): Don't tell unwinder when a global register is saved.
11299 (s390_emit_epilogue): Emit needed epilogue unwind info.
11301 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11303 * dwarf2out.c (deferred_asm_name): New.
11304 (add_name_and_src_coords_attributes): Defer creation of
11305 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11307 (move_linkage_attr): New.
11308 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11311 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11313 * tree-nested.c (finalize_nesting_tree_1): Declare the
11314 frame_decl in the binding tree.
11316 2009-06-04 Cary Coutant <ccoutant@google.com>
11318 * basic-block.h (struct basic_block_def): Add discriminator field.
11319 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11321 * debug.c (do_nothing_debug_hooks): Add additional entry.
11322 (debug_nothing_int_charstar_int): New function.
11323 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11324 (debug_nothing_int_charstar_int): New declaration.
11325 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11326 discriminator value in .loc directive.
11327 * final.c (last_discriminator): New variable.
11328 (discriminator): New variable.
11329 (final_start_function): Initialize above variables, pass current
11330 discriminator to debug hook.
11331 (notice_source_line): Check for discriminator change.
11332 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11333 * sdbout.c (sdbout_source_line): New parameter.
11334 * tree-cfg.c (struct locus_discrim_map): New structure type.
11335 (discriminator_per_locus): New hash table.
11336 (build_gimple_cfg): Allocate and free discriminator hash table.
11337 (make_edges): Call assign_discriminator.
11338 (locus_map_hash): New function.
11339 (locus_map_eq): New function.
11340 (next_discriminator_for_locus): New function.
11341 (same_line_p): New function.
11342 (assign_discriminator): New function.
11343 (make_cond_expr_edges): Call assign_discriminator.
11344 (make_gimple_switch_edges): Likewise.
11345 (first_non_label_stmt): New function.
11346 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11348 * xcoffout.c (xcoffout_source_line): Add new parameter.
11350 * configure.ac (gcc_cv_as_discriminator): New configury check for
11351 gas support for discriminator.
11352 * configure: Regenerate.
11353 * config.in: Regenerate.
11355 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11357 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11358 val after checking for integers.
11360 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11362 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11364 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11365 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11366 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11367 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11368 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11369 X64_SSE_REGPARM_MAX.
11370 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11371 X64_SSE_REGPARM_MAX.
11373 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11375 * gcc.c (report_times_to_file): New.
11376 (execute): Implement it.
11377 (process_command): Support -time=.
11378 * doc/invoke.texi: Document it.
11380 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11382 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11383 that have value exprs.
11385 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11387 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11388 declarations for constants until...
11389 (dw2_output_indirect_constant_1): ... this point.
11391 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11394 * arm.md (arm_addsi3): Don't try to split an add with an
11395 eliminable register until after reload has completed.
11397 2009-06-03 Ian Lance Taylor <iant@google.com>
11399 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11400 * genattrtab.c (write_length_unit_log): Likewise.
11401 * genchecksum.c (dosum): Likewise.
11402 * gengtype.c (write_rtx_next): Likewise.
11403 (finish_root_table, write_roots): Likewise.
11404 * gimple.c (gimple_ops_offset_): Likewise.
11405 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11406 * config/arc/arc.c (arc_attribute_table): Likewise.
11407 * config/arm/arm.c (arm_attribute_table): Likewise.
11408 * config/avr/avr.c (avr_attribute_table): Likewise.
11409 * config/crx/crx.c (crx_attribute_table): Likewise.
11410 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11411 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11412 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11413 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11414 * config/sh/sh.c (sh_attribute_table): Likewise.
11415 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11416 * config/spu/spu.c (spu_attribute_table): Likewise.
11417 * config/v850/v850.c (v850_attribute_table): Likewise.
11419 * config/alpha/alpha.c (vms_attribute_table): Make static.
11420 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11421 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11422 * config/mips/mips.c (mips_attribute_table): Likewise.
11424 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11426 (cc1-checksum.o): Likewise.
11428 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11430 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11432 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11434 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11435 insn if it is changing sp. Use gen_add3_insn instead of
11436 conditionally gen_addsi3 and gen_adddi3.
11437 (offset_below_red_zone_p): New static inline function.
11438 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11439 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11440 * config/rs6000/ppc-asm.h: Include auto-host.h.
11441 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11442 CFI_RESTORE): Define.
11443 * config/rs6000/crtresxgpr.asm: Add unwind info.
11444 * config/rs6000/crtresxfpr.asm: Likewise.
11445 * config/rs6000/crtresgpr.asm: Likewise.
11446 * config/rs6000/crtresfpr.asm: Likewise.
11447 * config/rs6000/crtsavgpr.asm: Likewise.
11448 * config/rs6000/crtsavfpr.asm: Likewise.
11450 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11451 argument of DWARF2_FRAME_REG_OUT macros.
11453 2009-06-03 Julian Brown <julian@codesourcery.com>
11455 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11456 words or less (including TImode) in core registers.
11458 2009-06-03 Richard Guenther <rguenther@suse.de>
11460 PR middle-end/40328
11461 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11463 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11465 * statistics.c (statistics_counter_event): Do not record event
11466 in pass dump if its number == -1.
11467 (curr_statistics_hash): Add assert that we never get passes
11468 with static number == -1.
11470 2009-06-03 Richard Guenther <rguenther@suse.de>
11471 Andrey Belevantsev <abel@ispras.ru>
11473 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11474 non-BLKmode arrays addressable.
11476 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11478 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11479 * config/m68k/m68k.h: ... here.
11480 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11483 2009-06-03 Martin Jambor <mjambor@suse.cz>
11485 PR tree-optimization/40323
11486 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11489 2009-06-03 Richard Guenther <rguenther@suse.de>
11491 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11494 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11496 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11497 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11498 JUMP_TABLE_DATA_P where applicable.
11499 * config/sh/sh.c: Ditto.
11500 * config/sh/sh.h: Ditto.
11501 * config/sh/sh.md: Ditto.
11502 * config/sh/symbian.c: Ditto.
11504 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11506 * config/i386/driver-i386.c (describe_cache): Optimize
11507 concatenation of strings. Use snprintf instead of sprintf.
11508 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11509 target when not compiling with GCC.
11511 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11513 * config/sh/sh.c: Revert last change.
11514 (sh_expand_epilogue): Emit a blockage insn before the frame
11515 pointer adjustment unconditionally.
11517 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11519 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11520 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11521 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11522 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11523 to COLLECT_GCC_OPTIONS.
11525 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11527 * collect2.c (target_system_root): New variable.
11528 (main): Handle --sysroot=.
11529 (ignore_library): Strip the sysroot from the library path.
11531 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11533 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11534 (collect2.o): Depend on collect2-aix.h.
11535 (collect2-aix.o): New rule.
11536 * collect2-aix.h: New file.
11537 * collect2-aix.c: Likewise.
11538 * collect2.c: Include collect2-aix.h. Don't undefine
11539 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11540 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11541 Use TARGET_AIX_VERSION instead of _AIX51.
11542 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11543 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11544 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11545 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11546 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11548 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11550 * collect2.c (ignore_library): Avoid premature post-increment
11551 and null deference.
11553 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11555 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11556 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11557 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11558 CROSS_DIRECTORY_STRUCTURE too.
11559 (LINK_LIBG_SPEC): Likewise.
11560 (LIB_SPEC): Add %R to sysroot paths.
11561 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11562 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11563 * config/rs6000/aix51.h: As for aix43.h.
11564 * config/rs6000/aix52.h: Likewise.
11565 * config/rs6000/aix53.h: Likewise.
11566 * config/rs6000/aix61.h: Likewise.
11567 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11568 to the beginning of sysroot paths.
11570 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11572 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11573 INSN_LISTs that are out of the REG_NOTE range.
11575 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11577 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11578 (struct var_to_expand): Likewise.
11579 (struct opt_info): Add head and tail for linked lists of the above.
11580 (analyze_insn_to_expand_var): Initialize next.
11581 (analyze_iv_to_split_insn): Likewise.
11582 (analyze_insns_in_loop): Create linked lists.
11583 (allocate_basic_variable): Simplify for use without hash table.
11584 (insert_var_expansion_initialization): Likewise, make it type-safer.
11585 (combine_var_copies_in_loop_exit): Likewise.
11586 (apply_opt_in_copies): Walk lists rather than hash tables.
11587 (release_var_copies): Simplified and inlined by hand into...
11588 (free_opt_info): ... this function.
11590 2009-06-02 Richard Guenther <rguenther@suse.de>
11592 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11595 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11597 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11598 only for builtins that are not overridden.
11600 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11602 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11605 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11607 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11609 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11611 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11613 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11615 * common.opt (fdump-unnumbered-links): New.
11616 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11617 * print-rtl.c (flag_dump_unnumbered_links): New.
11618 (print_rtx): Test it.
11620 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11622 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11623 push/pop multiple to 8-byte alignment.
11625 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11627 * config/i386/i386.c (queued_cfa_restores): New static variable.
11628 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11630 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11631 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11632 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11633 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11634 note unconditionally.
11635 (ix86_emit_restore_regs_using_mov): Likewise.
11636 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11637 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11638 it through to ix86_emit_restore_reg_using_pop.
11639 (ix86_emit_leave): Add RED_OFFSET argument. Call
11640 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11641 instead of adding REG_CFA_OFFSET note unconditionally.
11642 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11643 the above functions. Call ix86_add_queued_cfa_restore_notes when
11646 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11647 force output of the label even for dwarf2out_do_cfi_asm.
11648 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11649 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11650 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11652 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11653 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11654 dwarf2out_cfi_label callers.
11655 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11656 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11657 Adjust dwarf2out_cfi_label callers.
11658 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11660 * config/i386/i386.h (struct machine_cfa_state,
11661 struct machine_function): Guard with ifndef USED_FOR_TARGET
11662 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11665 * emutls.c (__emutls_get_address): Change arr->size to mean number
11666 of allocated arr->data entries instead of # of slots + 1.
11668 PR middle-end/40316
11669 * recog.c (peep2_reinit_state): New function.
11670 (peephole2_init_state): Use it at the end of a basic block and also
11671 when seeing a RTX_FRAME_RELATED_P insn.
11673 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11675 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11676 fixuns_truncrfdi2): New.
11677 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11678 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11679 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11680 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11681 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11682 *recip_approx): Remove.
11683 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11684 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11685 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11687 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11690 2009-06-01 Ian Lance Taylor <iant@google.com>
11692 * attribs.c (register_attribute): Use CONST_CAST.
11693 * collect2.c (main): Use CONST_CAST2.
11694 (scan_prog_file): Likewise.
11695 * gcc.c (process_command, main): Likewise.
11696 * toplev.c (toplev_main): Likewise.
11698 * c-typeck.c (handle_warn_cast_qual): New static function,
11699 partially broken out of build_c_cast.
11700 (build_c_cast): Call handle_warn_cast_qual.
11701 * doc/invoke.texi (Warning Options): Document new effect of
11704 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11706 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11707 (diagnostic_report_current_module): Print columns.
11708 * common.opt (flag_show_column): Enable by default.
11710 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11712 * alias.c (find_base_term): Check for NULL term before returning.
11714 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11716 Revert due to PR40320:
11717 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11718 * calls.c (emit_library_call_value_1): Don't force_operand for move
11721 2009-06-01 Olivier Hainque <hainque@adacore.com>
11722 Eric Botcazou <ebotcazou@adacore.com>
11724 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11725 to be processed as a bitfield for constructor output purposes.
11726 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11728 * varasm.c (oc_local_state): New type, output_constructor
11729 local state to support communication with helpers.
11730 (oc_outer_state): New type, output_constructor outer state of
11731 relevance in recursive calls.
11732 (output_constructor_array_range): New output_constructor helper,
11733 extracted code for an array range element.
11734 (output_constructor_regular_field): New output_constructor helper,
11735 extracted code for an element that is not a bitfield.
11736 (output_constructor_bitfield): New output_constructor helper,
11737 extracted code for a bitfield element. Accept an OUTER state
11738 argument for recursive processing. Recurse on record or array
11739 CONSTRUCTOR values, possibly past noop conversions.
11740 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11741 VALUE is a valid constant-valued expression for use in a static
11742 bit-field initializer.
11743 (output_constructor): Rework to use helpers. Accept and honor an
11744 OUTER state argument for recursive calls. Return total size. Be
11745 prepared for nested constructors initializing bitfields.
11746 (output_constant): Feed OUTER in calls to output_constructor.
11748 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11750 * calls.c (emit_library_call_value_1): Don't force_operand for move
11753 2009-06-01 Nick Clifton <nickc@redhat.com>
11755 * doc/invoke.texi (IA-64 Options): Fix typo.
11757 2009-06-01 Ira Rosen <irar@il.ibm.com>
11759 PR tree-optimization/39129
11760 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11762 (vect_do_peeling_for_loop_bound): Use
11763 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11764 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11765 (vect_loop_versioning): Likewise.
11766 (vect_create_cond_for_alias_checks): Fix indentation.
11767 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11769 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11770 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11771 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11772 "control flow in loop".
11773 (vect_estimate_min_profitable_iters): Use
11774 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11775 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11776 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11777 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11778 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11779 statement belongs to a group of strided accesses with the exact code
11781 (vectorizable_load): Likewise.
11782 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11783 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11785 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11787 * config/freebsd-stdint.h: New file.
11788 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11789 Add freebsd-stdint.h to tm_file.
11791 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11793 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11794 (thumb2_extendhidi2): Likewise.
11796 2009-05-31 Ian Lance Taylor <iant@google.com>
11798 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11800 2009-05-31 Ian Lance Taylor <iant@google.com>
11802 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11803 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11804 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11806 2009-05-31 Jason Merrill <jason@redhat.com>
11808 * tree-pretty-print.c (print_call_name): Take the callee, not the
11809 call itself. Make non-static. Use dump_function_name for functions.
11810 (dump_generic_node): Adjust.
11811 * diagnostic.h: Declare print_call_name.
11812 * gimple-pretty-print.c (dump_gimple_call): Use it.
11814 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11816 * config/sh/sh.md (ashldi3_std): New define_expand.
11819 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11822 * config/sh/sh.c: Include debug.h.
11823 (sh_expand_epilogue): Emit a blockage insn before the frame
11824 pointer adjustment also when dwarf2out_do_frame returns true.
11826 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11828 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11829 (thumb2_extendqidi2): New pattern.
11831 2009-05-31 Ira Rosen <irar@il.ibm.com>
11833 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11834 mark phis for renaming.
11835 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11836 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11837 Call mark_sym_for_renaming.
11838 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11839 * tree-vect-loop.c (vect_transform_loop): Remove
11840 vect_memsyms_to_rename initialization and a call to
11841 mark_set_for_renaming.
11843 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11845 PR middle-end/40304
11846 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11847 frame related even if !set_cfa && style < 0.
11849 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11851 * config/i386/mingw-tls.c: New file.
11852 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11853 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11854 defining _WIN32 but not __CYGWIN__.
11856 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11858 * configure.ac: Add MPC support.
11860 * config.in, configure: Regenerate.
11862 2009-05-29 Richard Henderson <rth@redhat.com>
11864 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11865 NOTE_INSN_BASIC_BLOCK.
11866 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11867 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11868 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11870 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11872 (add_cfi): Disable check redefining cfa away from drap.
11873 (lookup_cfa_1): Add remember argument; handle remember/restore.
11874 (lookup_cfa): Pass remember argument.
11875 (cfa_remember): New.
11876 (compute_barrier_args_size_1): Remove sibcall check.
11877 (dwarf2out_frame_debug_def_cfa): New.
11878 (dwarf2out_frame_debug_adjust_cfa): New.
11879 (dwarf2out_frame_debug_cfa_offset): New.
11880 (dwarf2out_frame_debug_cfa_register): New.
11881 (dwarf2out_frame_debug_cfa_restore): New.
11882 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11883 (dwarf2out_begin_epilogue): New.
11884 (dwarf2out_frame_debug_restore_state): New.
11885 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11886 DW_CFA_restore_state.
11887 (output_cfi_directive): Likewise.
11888 (convert_cfa_to_fb_loc_list): Likewise.
11889 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11890 * dwarf2out.h: Update.
11891 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11892 (copy_insn_1): Early out for null.
11893 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11894 and dwarf2out_frame_debug_restore_state.
11895 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11896 (prologue_insn_hash, epilogue_insn_hash): New.
11897 (free_after_compilation): Adjust freeing accordingly.
11898 (record_insns): Create hash table if needed; push insns into
11899 hash instead of array.
11900 (maybe_copy_epilogue_insn): New.
11901 (contains): Search hash table instead of array.
11902 (sibcall_epilogue_contains): Remove.
11903 (thread_prologue_and_epilogue_insns): Split eh_return insns
11904 and mark them as epilogues.
11905 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11906 scanning in terms of basic blocks.
11907 * insn-notes.def (CFA_RESTORE_STATE): New.
11908 * jump.c (returnjump_p_1): Accept EH_RETURN.
11909 (eh_returnjump_p_1, eh_returnjump_p): New.
11910 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11911 CFA_REGISTER, CFA_RESTORE): New.
11912 * rtl.def (EH_RETURN): New.
11913 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11915 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11916 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11918 * config/i386/i386.c (gen_push): Update cfa state.
11919 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11920 add a CFA_ADJUST_CFA note.
11921 (ix86_dwarf_handle_frame_unspec): Remove.
11922 (ix86_expand_prologue): Update cfa state.
11923 (ix86_emit_restore_reg_using_pop): New.
11924 (ix86_emit_restore_regs_using_pop): New.
11925 (ix86_emit_leave): New.
11926 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11927 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11928 * config/i386/i386.h (struct machine_cfa_state): New.
11929 (ix86_cfa_state): New.
11930 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11931 (eh_return_internal): Merge from eh_return_<mode>,
11932 use eh_return rtx, split w/ epilogue.
11934 2009-05-29 Ian Lance Taylor <iant@google.com>
11936 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11938 * calls.c (emit_library_call_value_1): Likewise.
11940 * c-typeck.c (c_build_va_arg): New function.
11941 * c-tree.h (c_build_va_arg): Declare.
11942 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11943 instead of build_va_arg.
11945 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11947 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11948 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11949 (ptr_difference_cost): Use affine combinations to compute it.
11950 (difference_cost): Likewise.
11951 (get_computation_cost_at): Compute more accurate cost for addresses
11952 if the ratio is a multiplier allowed in addresses.
11953 For non-addresses, consider that an additional offset or symbol is
11956 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11958 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11959 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11961 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11962 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11963 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11965 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11966 to 1 for TYPE_SSE{IADD1,CVT1}.
11967 (prefix_vex_imm8): Removed.
11968 (length_vex): Only pass 1 as second argument to
11969 ix86_attr_length_vex_default if prefix_extra is 0.
11970 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11971 (length): For prefix vex computation use length_immediate
11972 attribute instead of prefix_vex_imm8.
11973 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11974 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11975 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11976 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11977 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11978 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11979 a space in between the operands.
11980 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
11981 if one operand is 0xff and the other one si, di, bp or sp.
11982 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
11983 other one si, di, bp or sp.
11984 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
11985 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
11986 type and mode attributes.
11987 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
11988 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
11989 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
11990 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
11991 prefix_data16 attribute iff MODE_DF.
11992 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
11993 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
11994 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
11995 constm128_operand in length_immediate computation.
11996 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
11997 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
11998 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
11999 length_immediate attribute to 1.
12000 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12001 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12002 for certain alternatives.
12003 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12004 prefix_data16 attribute if MODE_V1DF.
12005 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12006 length_immediate to 1.
12007 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12008 length_address to 4, set mode attribute to MODE_DI.
12009 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12010 (fxam<mode>2_i387): Set length attribute to 4.
12011 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12012 *prefetch_3dnow_rex): Override length_address attribute.
12013 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12015 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12016 (constm128_operand): Removed.
12017 * config/i386/i386.c (memory_address_length): For
12018 disp && !index && !base in 64-bit mode account for SIB byte if
12019 print_operand_address can't optimize disp32 into disp32(%rip)
12020 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12021 for fs: or gs: segment.
12022 (ix86_attr_length_immediate_default): When checking if shortform
12023 is possible, truncate immediate to the length of the non-shortened
12025 (ix86_attr_length_address_default): Ignore MEM_P operands
12027 (ix86_attr_length_vex_default): Only check for DImode on
12028 GENERAL_REG_P operands.
12029 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12030 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12031 (sse_cvttps2pi): Clear prefix_rep attribute.
12032 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12034 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12035 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12036 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12037 iff operand 2 is const_int_operand.
12038 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12039 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12040 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12042 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12044 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12045 prefix_data16 attribute for movlpd and movhpd instructions.
12046 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12047 length_immediate for shufpd instruction.
12048 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12049 (avx_cmpp<avxmodesuffixf2c><mode>3,
12050 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12051 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12052 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12053 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12054 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12055 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12056 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12057 prefix_data16 attribute for the first alternative to 1.
12058 (*avx_loadlps): Override length_immediate for the first alternative.
12059 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12060 attributes for second alternative.
12061 (*vec_concatv2sf_sse4_1): Override length_immediate and
12062 prefix_data16 attributes for second alternative.
12063 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12064 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12065 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12066 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12067 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12068 prefix_data16 and length_immediate to 1.
12069 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12071 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12072 prefix_extra attribute for variants that don't have 0f prefix alone.
12073 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12074 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12075 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12076 *sse4_1_pextrd): Set length_immediate to 1.
12077 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12078 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12080 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12081 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12082 length_immediate to 1 for second alternative.
12083 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12084 prefix_extra and length_immediate attributes for the first
12086 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12088 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12089 to 1 for the first and third alternative.
12090 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12092 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12094 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12096 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12097 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12098 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12099 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12100 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12101 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12102 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12103 ssse3_psign<mode>3): Override prefix_rex attribute.
12104 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12105 (ssse3_palignrti): Override length_immediate to 1.
12106 (ssse3_palignrdi): Override length_immediate to 1, override
12107 prefix_rex attribute.
12108 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12109 (sse4a_extrqi): Override length_immediate to 2.
12110 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12111 (sse4a_insertq): Override prefix_data16 to 0.
12112 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12113 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12114 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12115 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12116 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12117 and length_immediate to 1.
12118 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12119 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12120 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12121 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12122 and length_immediate to 1.
12123 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12124 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12125 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12126 avx_ptest256): Override prefix_extra to 1.
12127 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12128 Override prefix_data16 and length_immediate to 1.
12129 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12130 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12131 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12132 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12133 prefix_data16 to 0 and prefix_extra to 2.
12134 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12135 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12137 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12138 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12139 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12140 and prefix_extra to 2.
12141 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12142 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12143 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12144 avx_vpermilvar<mode>3,
12145 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12146 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12147 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12148 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12149 Override prefix_extra to 1.
12150 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12151 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12152 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12153 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12154 prefix_extra and length_immediate to 1.
12155 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12157 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12158 to 1 for the first alternative.
12159 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12160 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12162 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12163 *movv2sf_internal_avx, *movv2sf_internal): Override
12164 prefix_rep attribute for certain alternatives.
12165 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12166 attributes for certain alternatives.
12167 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12168 attributes for certain alternatives.
12169 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12170 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12171 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12172 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12173 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12174 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12175 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12176 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12177 length_immediate to 1 if operand 2 is const_int_operand.
12178 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12179 *vec_extractv2si_1): Set length_immediate attribute to 1.
12180 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12181 using old 3DNOW insn rather than SSE/3DNOW_A.
12182 (mmx_emms, mmx_femms): Clear modrm attribute.
12184 2009-05-29 Martin Jambor <mjambor@suse.cz>
12186 * tree-sra.c: New implementation of SRA.
12188 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12189 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12190 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12191 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12192 (SRA_MAX_STRUCTURE_COUNT): Removed.
12193 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12194 * doc/invoke.texi (sra-max-structure-size): Removed.
12195 (sra-field-structure-ratio): Removed.
12197 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12199 PR middle-end/40291
12200 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12203 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12205 PR rtl-optimization/40101
12206 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12207 seqno. Adjust comment.
12208 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12209 inserting bookkeeping before a jump, the jump is not scheduled.
12210 When no positive seqno found, provide a value. Add comment.
12212 2009-05-29 Richard Guenther <rguenther@suse.de>
12214 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12215 short-cutting on the first component.
12217 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12219 PR middle-end/39958
12220 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12221 for trees other than decls/types.
12223 2009-05-29 Richard Guenther <rguenther@suse.de>
12225 * tree-ssa-operands.c (get_expr_operands): Do not handle
12226 INDIRECT_REFs in the handled-component case. Remove
12227 unused get_ref_base_and_extent case.
12228 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12229 tree_low_cst and host_integerp where possible.
12230 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12231 codes for equivalence.
12232 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12234 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12236 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12237 to tmake_file for i[34567]86-*-cygwin*.
12239 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12242 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12243 (altivec_categorize_keyword, init_vector_keywords,
12244 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12247 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12249 * tree.c (handle_dll_attribute): Check if node is
12250 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12252 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12254 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12256 (thumb2_zero_extendqidi2): Likewise.
12258 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12260 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12261 instead of gen_movrt.
12262 * config/sh/sh.md (movrt): Remove.
12264 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12266 * doc/invoke.texi (IA-64 Options):
12267 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12268 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12269 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12270 -msched-prefer-non-control-spec-insns,
12271 -msched-stop-bits-after-every-cycle,
12272 -msched-count-spec-in-critical-path,
12273 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12274 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12275 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12276 and -msched-spec-verbose.
12278 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12280 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12281 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12283 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12285 2009-05-28 Richard Guenther <rguenther@suse.de>
12287 * tree-ssa-alias.c (ao_ref_init): New function.
12288 (ao_ref_base): Likewise.
12289 (ao_ref_base_alias_set): Likewise.
12290 (ao_ref_alias_set): Likewise.
12291 (refs_may_alias_p_1): Change signature.
12292 (refs_may_alias_p): Adjust.
12293 (refs_anti_dependent_p): Likewise.
12294 (refs_output_dependent_p): Likewise.
12295 (call_may_clobber_ref_p_1): Change signature.
12296 (call_may_clobber_ref_p): Adjust.
12297 (stmt_may_clobber_ref_p_1): New function split out from ...
12298 (stmt_may_clobber_ref_p): ... here.
12299 (maybe_skip_until): Adjust signature.
12300 (get_continuation_for_phi): Likewise.
12301 (walk_non_aliased_vuses): Likewise.
12302 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12303 (ao_ref_init): Declare.
12304 (ao_ref_base): Likewise.
12305 (ao_ref_alias_set): Likewise.
12306 (stmt_may_clobber_ref_p_1): Likewise.
12307 (walk_non_aliased_vuses): Adjust.
12308 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12309 (get_ref_from_reference_ops): remove.
12310 (vn_reference_lookup_2): Adjust signature.
12311 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12312 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12313 (vn_reference_lookup): Adjust.
12314 (vn_reference_insert): Likewise.
12315 (vn_reference_insert_pieces): Adjust signature.
12316 (visit_reference_op_call): Adjust.
12317 * tree-ssa-pre.c (get_expr_type): Simplify.
12318 (phi_translate_1): Adjust.
12319 (compute_avail): Likewise.
12320 (translate_vuse_through_block): Do not re-build trees.
12321 (value_dies_in_block_x): Likewise.
12322 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12324 (vn_reference_lookup_pieces): Adjust declaration.
12325 (vn_reference_insert_pieces): Likewise.
12327 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12329 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12330 with checking disabled.
12332 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12336 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12337 macro definition for support of three-operand format aligned
12338 .comm directive in assembler on cygwin/pe/mingw target OS.
12339 * configure: Regenerate.
12340 * config.h: Regenerate.
12342 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12343 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12344 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12346 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12347 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12349 2009-05-28 Ira Rosen <irar@il.ibm.com>
12351 PR tree-optimization/40254
12352 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12353 in analysis of basic blocks.
12355 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12357 PR middle-end/33699
12358 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12359 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12360 (TARGET_INITIALIZER): Use it.
12361 * cse.c (CHEAPER): Move it up to the other macros.
12362 (insert): Rename this ...
12363 (insert_with_costs): ... to this. Add cost parameters. Update
12365 (insert): New function. Call insert_with_costs.
12366 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12367 find_reg_offset_for_const, try_const_anchors): New functions.
12368 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12369 when using a const-anchor. Call insert_const_anchors.
12370 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12371 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12373 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12375 * tree-inline.c (remap_decls): Enable nonlocalized variables
12376 when not optimizing.
12378 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12380 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12381 Simplify other tests involving optimize.
12383 2009-05-27 Tom Tromey <tromey@redhat.com>
12385 * unwind-dw2.c (_Unwind_DebugHook): New function.
12386 (uw_install_context): Call _Unwind_DebugHook.
12388 2009-05-27 Tom Tromey <tromey@redhat.com>
12390 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12392 2009-05-27 Ian Lance Taylor <iant@google.com>
12394 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12395 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12396 (ALL_LINKERFLAGS): Define.
12397 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12398 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12399 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12400 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12401 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12402 $(LINKER_FOR_BUILD).
12403 (build/gcov-iov$(build_exeext)): Likewise.
12405 2009-05-27 Julian Brown <julian@codesourcery.com>
12407 * gcse.c (target.h): Include.
12408 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12409 copy of argument to a pseudo register.
12411 2009-05-27 Diego Novillo <dnovillo@google.com>
12413 * tree-ssa-live.c (dump_scope_block): Document arguments.
12414 (dump_scope_blocks): Document.
12415 (debug_scope_blocks): New.
12416 * tree-flow.h (debug_scope_blocks): Declare.
12418 2009-05-21 Denis Chertykov <denisc@overta.ru>
12420 * doc/contrib.texi (Contributors): Add myself to the list.
12422 2009-05-27 Olivier Hainque <hainque@adacore.com>
12424 * expr.c (target_align): New function. Alignment the TARGET of an
12425 assignment may be assume to have.
12426 (highest_pow2_factor_for_target): Use it instead of relying on
12427 immediate tree attributes of TARGET, not necessarily honored when
12428 intermediate bitfields are involved.
12430 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12433 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12434 AVX, SSE4, AES, PCLMUL and POPCNT.
12436 2009-05-27 Diego Novillo <dnovillo@google.com>
12438 * tree-pretty-print.c (dump_location): New.
12439 (dump_generic_node): Call it.
12440 Factor code to handle BLOCK nodes ...
12441 (dump_block_node): ... here.
12443 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12445 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12447 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12449 * gcc-plugin.h: Include config.h and system.h.
12450 (IN_GCC): Define if not defined.
12452 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12454 PR middle-end/40249
12455 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12458 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12460 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12462 * config/m32r/m32r.h: Ditto.
12463 * config/m32r/m32r.md: Ditto.
12464 * config/m32r/predicates.md: Ditto.
12466 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12468 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12470 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12473 (Loading plugins): typo.
12474 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12475 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12476 (Interacting with the GCC Garbage Collector): Added new section.
12477 (Giving information about a plugin): Added new section for
12479 * ggc.h (ggc_register_root_tab): Added declaration.
12480 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12481 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12482 (register_callback): Improved comment in declaration.
12483 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12484 (extra_root_vec) Added static variable for dynamic roots registration.
12485 (ggc_register_root_tab) Added new routine.
12486 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12487 PLUGIN_GGC_MARKING event.
12488 * ggc-zone.c: Include plugin.h.
12489 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12490 * ggc-page.c: Include plugin.h.
12491 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12492 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12493 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12494 (register_callback): check lack of callbacks for
12495 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12496 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12497 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12498 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12499 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12500 dependency on plugin.h.
12501 (plugin.o): Added dependency on ggc.h...
12503 2009-05-26 Richard Guenther <rguenther@suse.de>
12505 PR middle-end/40248
12507 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12508 with mismatched comparison modes.
12510 * expr.c (expand_expr_real_1): Expand the operand of a
12511 VIEW_CONVERT_EXPR in its natural mode.
12513 2009-05-26 Ian Lance Taylor <iant@google.com>
12515 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12516 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12517 (ALL_COMPILERFLAGS): Define.
12518 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12519 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12520 (collect2$(exeext), collect2.o): Likewise.
12521 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12522 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12523 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12524 (libbackend.o, intl.o, cppdefault.o): Likewise.
12525 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12526 (build/%.o): Use $(COMPILER_FOR_BUILD).
12527 (build/gen%$(build_exeext)): Likewise.
12528 (build/gcov-iov$(build_exeext)): LIkewise.
12529 * config/t-darwin (darwin.o): Use $(COMPILER).
12530 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12531 * config/t-sol2 (sol2-c.o): Likewise.
12532 (sol2.o): Likewise.
12533 * config/t-vxworks (vxworks.o): Likewise.
12534 * config/x-darwin (host-darwin.o): Likewise.
12535 * config/x-hpux (host-hpux.o): Likewise.
12536 * config/x-linux (host-linux.o): Likewise.
12537 * config/x-solaris (host-solaris.o): Likewise.
12538 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12539 * config/arm/t-arm (arm-c.o): Likewise.
12540 * config/arm/t-pe (pe.o): Likewise.
12541 * config/arm/t-wince-pe (pe.o): Likewise.
12542 * config/i386/t-cygming (winnt.o): Likewise.
12543 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12544 * config/i386/t-cygwin (cygwin1.o): Likewise.
12545 (cygwin2.o): Likewise.
12546 * config/i386/t-i386 (i386-c.o): Likewise.
12547 * config/i386/t-interix (winnt.o): Likewise.
12548 * config/i386/t-netware (netware.o): Likewise.
12549 * config/i386/t-nwld (nwld.o): Likewise.
12550 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12551 * config/i386/x-i386 (driver-i386.o): Likewise.
12552 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12553 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12554 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12555 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12556 * config/mips/x-native (driver-native.o): Likewise.
12557 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12558 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12559 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12560 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12561 * config/score/t-score-elf (score7.o): Likewise.
12562 (score3.o): Likewise.
12563 * config/sh/t-sh (sh-c.o): Likewise.
12564 * config/sh/t-symbian (sh-c.o): Likewise.
12565 (symbian.o): Likewise.
12566 * config/spu/t-spu-elf (spu-c.o): Likewise.
12567 * config/v850/t-v850 (v850-c.o): Likewise.
12568 * config/v850/t-v850e (v850-c.o): Likewise.
12570 2009-05-26 Richard Guenther <rguenther@suse.de>
12572 PR tree-optimization/40122
12573 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12574 VECTOR_CSTs if possible.
12575 (fold_gimple_assign): Likewise.
12577 2009-05-26 Richard Guenther <rguenther@suse.de>
12579 PR middle-end/40252
12580 * fold-const.c (fold_binary): Use the correct types for building
12583 2009-05-26 Richard Guenther <rguenther@suse.de>
12585 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12586 redundant calls to merge_alias_info.
12587 (bump_vector_ptr): Likewise.
12588 * tree-ssa-copy.c (merge_alias_info): Remove.
12589 (replace_exp_1): Remove call to merge_alias_info.
12590 (propagate_tree_value): Likewise.
12591 (fini_copy_prop): Propagate points-to info.
12592 * tree-flow.h (merge_alias_info): Remove.
12594 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12596 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12598 2009-05-25 Jan Hubicka <jh@suse.cz>
12600 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12601 * cgraph.h (struct inline_summary): New filed self_wize,
12602 size_inlining_benefit, self_time and time_inlining_benefit.
12603 (struct cgraph_global_info): Replace insns by time ans size fields.
12604 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12605 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12606 (ipcp_update_callgraph): Do not touch function bodies.
12607 * ipa-inline.c: Include except.h
12608 (MAX_TIME): New constant.
12609 (overall_insns): Remove.
12610 (leaf_node_p): New.
12611 (overall_size, max_benefit): New static variables.
12612 (cgraph_estimate_time_after_inlining): New function.
12613 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12614 (cgraph_clone_inlined_nodes): Update size.
12615 (cgraph_mark_inline_edge): Update size.
12616 (cgraph_estimate_growth): Use size info.
12617 (cgraph_check_inline_limits): Check size.
12618 (cgraph_default_inline_p): Likewise.
12619 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12620 (cgraph_decide_recursive_inlining): Check size.
12621 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12623 (cgraph_decide_inlining): Likewise.
12624 (cgraph_decide_inlining_incrementally): Likewise; honor
12625 PARAM_EARLY_INLINING_INSNS.
12626 (likely_eliminated_by_inlining_p): New predicate.
12627 (estimate_function_body_sizes): New function.
12628 (compute_inline_parameters): Use it.
12629 * except.c (must_not_throw_labels): New function.
12630 * except.h (must_not_throw_labels): Declare.
12631 * tree-inline.c (init_inline_once): Kill inlining_weigths
12632 * tree-ssa-structalias.c: Avoid uninitialized warning.
12633 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12634 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12635 (PARAM_INLINE_CALL_COST): Remove.
12636 (PARAM_EARLY_INLINING_INSNS): New.
12638 2009-05-25 Richard Guenther <rguenther@suse.de>
12640 PR tree-optimization/36327
12641 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12642 callback for reference translation or lookup at the point of may-defs.
12643 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12644 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12645 for union COMPONENT_REFs.
12646 (vn_reference_lookup_3): New callback. Lookup from memset
12647 and CONSTRUCTOR assignment, translate through struct copies.
12648 (vn_reference_lookup_pieces): Make sure to not free the
12649 passed operands array. Adjust walk_non_aliased_vuses call.
12650 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12651 make sure we do not leak memory.
12653 2009-05-25 Richard Guenther <rguenther@suse.de>
12655 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12656 * tree-inline.c (expand_call_inline): Reset the escaped and
12657 callused solutions.
12658 * tree-ssa-structalias.c (pass_build_ealias): New.
12659 * tree-pass.h (pass_build_ealias): Declare.
12660 * passes.c (init_optimization_passes): Add PTA during
12661 early optimizations.
12662 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12663 and CALLUSED solutions.
12664 (dump_points_to_solution): New function, split out from ...
12665 (dump_points_to_info_for): ... here.
12666 * tree-parloops.c (parallelize_loops): Reset the escaped and
12667 callused solutions.
12669 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12672 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12673 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12675 2009-05-25 Ira Rosen <irar@il.ibm.com>
12677 PR tree-optimization/40238
12678 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12679 statements after basic block's labels.
12680 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12681 to free the allocated memory.
12683 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12685 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12686 return address with a USE.
12688 2009-05-24 Richard Guenther <rguenther@suse.de>
12690 PR middle-end/40233
12691 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12692 array type from the main variant of the inner type.
12694 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12696 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12697 definition to bool (from int) to un-break build.
12698 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12700 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12702 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12703 discard_stmt_changes): Delete.
12704 * tree-ssa-operands.c (scb_stack): Delete.
12705 (init_ssa_operands): Do not initialize it.
12706 (fini_ssa_operands): Do not free it.
12707 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12709 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12710 update_stmt, remove the others. Fix comments.
12711 * tree-dfa.c (optimize_stack_restore): Likewise.
12712 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12713 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12714 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12715 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12717 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12718 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12719 (dom_opt_finalize_block): Likewise, adjusting access to
12721 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12722 (stmts_to_rescan): Change item type to gimple.
12723 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12725 2009-05-24 Ira Rosen <irar@il.ibm.com>
12727 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12728 * tree-pass.h (pass_slp_vectorize): New pass.
12729 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12730 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12731 * tree-vectorizer.c (timevar.h): Include.
12732 (user_vect_verbosity_level): Declare.
12733 (vect_location): Fix comment.
12734 (vect_set_verbosity_level): Update user_vect_verbosity_level
12735 instead of vect_verbosity_level.
12736 (vect_set_dump_settings): Add an argument. Ignore user defined
12737 verbosity if dump flags require higher level of verbosity. Print to
12738 stderr only for loop vectorization.
12739 (vectorize_loops): Update call to vect_set_dump_settings.
12740 (execute_vect_slp): New function.
12741 (gate_vect_slp): Likewise.
12742 (struct gimple_opt_pass pass_slp_vectorize): New.
12743 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12744 access its members.
12745 (vec_info_for_bb): New function.
12746 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12747 (VECTORIZATION_ENABLED): New macro.
12748 (SLP_ENABLED, SLP_DISABLED): Likewise.
12749 (vect_is_simple_use): Add bb_vec_info argument.
12750 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12751 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12752 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12753 vect_schedule_slp, vect_analyze_slp): Likewise.
12754 (vect_analyze_stmt): Add slp_tree argument.
12755 (find_bb_location): Declare.
12756 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12757 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12758 (vect_analyze_loop_operations, vect_analyze_loop,
12759 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12760 vect_finalize_reduction, vectorizable_reduction,
12761 vectorizable_live_operation, vect_transform_loop): Likewise.
12762 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12763 skip evolution analysis if analyzing a basic block.
12764 (dr_analyze_indices): Likewise.
12765 (initialize_data_dependence_relation): Skip the test whether the
12766 object is invariant for basic blocks.
12767 (compute_all_dependences): Skip dependence analysis for data
12768 references in basic blocks.
12769 (find_data_references_in_stmt): Don't fail in case of invariant
12770 access in basic block.
12771 (find_data_references_in_bb): New function.
12772 (find_data_references_in_loop): Move code to
12773 find_data_references_in_bb and add a call to it.
12774 (compute_data_dependences_for_bb): New function.
12775 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12776 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12778 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12779 unknown dependence in basic block and fail in case of dependence in
12781 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12782 dependence instances from either loop or basic block vectorization
12784 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12785 before calling nested_in_vect_loop_p.
12786 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12787 dependence instances from either loop or basic block vectorization
12789 (vect_verify_datarefs_alignment): Likewise.
12790 (vect_enhance_data_refs_alignment): Adjust function calls.
12791 (vect_analyze_data_refs_alignment): Likewise.
12792 (vect_analyze_group_access): Fix printing. Skip different checks if
12793 DR_STEP is 0. Keep strided stores either in loop or basic block
12794 vectorization data structure. Fix indentation.
12795 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12797 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12798 dependence instances from either loop or basic block vectorization
12800 (vect_analyze_data_refs): Update comment. Call
12801 compute_data_dependences_for_bb to analyze basic blocks.
12802 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12803 case of loop vectorization. In case of basic block vectorization use
12804 data-ref itself as a base.
12805 (vect_create_data_ref_ptr): In case of basic block vectorization:
12806 don't advance the pointer, add new statements before the current
12807 statement. Adjust function calls.
12808 (vect_supportable_dr_alignment): Support only aligned accesses in
12809 basic block vectorization.
12810 * common.opt (ftree-slp-vectorize): New flag.
12811 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12812 (vect_pattern_recog_1): Likewise.
12813 * tree-vect-stmts.c (process_use): Likewise.
12814 (vect_init_vector): Add new statements in the beginning of the basic
12815 block in case of basic block SLP.
12816 (vect_get_vec_def_for_operand): Adjust function calls.
12817 (vect_finish_stmt_generation): Likewise.
12818 (vectorizable_call): Add assert that it is loop vectorization, adjust
12820 (vectorizable_conversion, vectorizable_assignment): Likewise.
12821 (vectorizable_operation): In case of basic block SLP, take
12822 vectorization factor from statement's type and skip the relevance
12823 check. Adjust function calls.
12824 (vectorizable_type_demotion): Add assert that it is loop
12825 vectorization, adjust function calls.
12826 (vectorizable_type_promotion): Likewise.
12827 (vectorizable_store): Check for outer loop only in case of loop
12828 vectorization. Adjust function calls. For basic blocks, skip the
12829 relevance check and don't advance pointers.
12830 (vectorizable_load): Likewise.
12831 (vectorizable_condition): Add assert that it is loop vectorization,
12832 adjust function calls.
12833 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12834 that it is not reduction, get vector type, call only supported
12835 functions, skip loop specific parts.
12836 (vect_transform_stmt): Check for outer loop only in case of loop
12838 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12839 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12840 for external definition.
12841 * passes.c (pass_slp_vectorize): New pass.
12842 * tree-vect-slp.c (find_bb_location): New function.
12843 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12844 check for patterns only in loops.
12845 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12846 case of multiple types in basic block SLP.
12847 (vect_mark_slp_stmts_relevant): New function.
12848 (vect_supported_load_permutation_p): Fix comment.
12849 (vect_analyze_slp_instance): Add argument. In case of basic block
12850 SLP, take vectorization factor from statement's type, check that
12851 unrolling factor is 1. Adjust function call. Save SLP instance in
12852 either loop or basic block vectorization structure. Return FALSE,
12854 (vect_analyze_slp): Add argument. Get strided stores groups from
12855 either loop or basic block vectorization structure. Return FALSE
12856 if basic block SLP failed.
12857 (new_bb_vec_info): New function.
12858 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12859 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12860 (vect_schedule_slp): Add argument. Get SLP instances from either
12861 loop or basic block vectorization structure. Set vectorization factor
12862 to be 1 for basic block SLP.
12863 (vect_slp_transform_bb): New function.
12864 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12866 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12868 * final.c (shorten_branches): Do not align labels for jump tables.
12869 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12871 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12873 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12874 Remove outdated reference to flow.c and fix nits.
12875 * doc/gccint.texi: Tweak RTL description.
12876 * doc/rtl.texi: Likewise.
12878 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12880 * config/avr/avr.c: Change my email address.
12881 * config/avr/avr.h: Likewise.
12882 * config/avr/avr.md: Likewise.
12883 * config/avr/avr-protos.h: Likewise.
12884 * config/avr/libgcc.S: Likewise.
12886 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12888 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12889 (spu_split_load, spu_split_store): Change return type to int.
12890 (spu_split_convert): Declare.
12891 * config/spu/predicates.md (spu_mem_operand): Remove.
12892 (spu_mov_operand): Update.
12893 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12894 * config/spu/spu.c (regno_aligned_for_load): Remove.
12895 (reg_aligned_for_addr, spu_expand_load): Define.
12896 (spu_expand_extv): Reimplement and handle MEM.
12897 (spu_expand_insv): Handle MEM.
12898 (spu_sched_reorder): Handle insn's with length 0.
12899 (spu_legitimate_address_p): Reimplement.
12900 (store_with_one_insn_p): Return TRUE for any mode with size
12901 larger than 16 bytes.
12902 (address_needs_split): Define.
12903 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12905 (spu_convert_move): Define.
12906 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12907 (spu_split_store): Change all MEM's to TImode.
12908 (spu_init_expanders): Preallocate registers that correspond to
12909 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12911 (spu_split_convert): Define.
12912 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12913 (_move<mode>, _movdi, _movti): Update predicate and condition.
12914 (load, store): Change to define_split.
12915 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12917 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12918 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12919 define_insn_and_split of lshr<mode>3.
12920 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12921 (<v>ashr<mode>3_imm): Define.
12922 (extv, extzv, insv): Allow MEM operands.
12923 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12924 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12925 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12926 (_spu_convert2): Change to define_insn_and_split and remove the
12927 corresponding define_peephole2.
12928 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12929 Change predicates to memory_operand.
12931 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12933 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12935 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12937 PR tree-optimization/40219
12938 * tree.c (iterative_hash_expr): Make sure the builtin function is
12939 a normal builtin function and not a front end or back end builtin
12940 before indexing into the built_in_decls array.
12942 2009-05-22 Richard Guenther <rguenther@suse.de>
12944 PR middle-end/38964
12945 * alias.c (write_dependence_p): Do not use TBAA for answering
12946 anti-dependence or output-dependence.
12947 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12948 (emit_pointer_definition): Remove.
12949 (emit_alias_warning): Likewise.
12950 (find_what_var_points_to): Remove TBAA pruning code.
12951 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12953 (compute_points_to_sets): Remove code computing the set of
12954 dereferenced pointers.
12955 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12956 oracle for querying anti and output dependencies.
12957 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12958 if TBAA may be applied.
12959 (refs_anti_dependent_p): New function.
12960 (refs_output_dependent_p): Likewise.
12961 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12962 (refs_output_dependent_p): Likewise.
12963 * doc/tree-ssa.texi (Memory model): New section.
12964 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12965 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12966 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12967 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12968 * expr.c (expand_expr_real_1): Likewise.
12969 * gimple-low.c (lower_stmt): Likewise.
12970 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12971 (dump_gimple_cdt): Remove.
12972 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12973 (gimple_size): Likewise.
12974 (walk_gimple_op): Likewise.
12975 (is_gimple_stmt): Likewise.
12976 (walk_stmt_load_store_addr_ops): Likewise.
12977 (gimple_build_cdt): Remove.
12978 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12979 * gimple.h (gimple_cdt_new_type): Remove.
12980 (gimple_cdt_new_type_ptr): Likewise.
12981 (gimple_cdt_set_new_type): Likewise.
12982 (gimple_cdt_location): Likewise.
12983 (gimple_cdt_location_ptr): Likewise.
12984 (gimple_cdt_set_location): Likewise.
12985 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
12986 * tree-cfg.c (remove_useless_stmts_1): Do not handle
12987 GIMPLE_CHANGE_DYNAMIC_TYPE.
12988 (verify_types_in_gimple_stmt): Likewise.
12989 * tree-inline.c (estimate_num_insns): Likewise.
12990 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
12991 (copy_decl_to_var): Likewise.
12992 (copy_result_decl_to_var): Likewise.
12993 * tree-pretty-print.c (dump_generic_node): Do not handle
12994 CHANGE_DYNAMIC_TYPE_EXPR.
12995 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
12996 * tree-ssa-operands.c (get_expr_operands): Likewise.
12997 * tree-ssa-structalias.c (struct variable_info): Remove
12998 no_tbaa_pruning member.
12999 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13000 (unify_nodes): Do not copy it.
13001 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13002 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13003 (set_uids_in_ptset): Do not check it.
13004 (find_what_var_points_to): Likewise.
13005 (compute_tbaa_pruning): Remove.
13006 (compute_points_to_sets): Do not call it.
13007 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13008 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13009 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13010 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13011 (DECL_NO_TBAA_P): Likewise.
13012 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13013 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13014 (expand_omp_atomic_pipeline): Do not set it.
13015 * print-tree.c (print_node): Do not dump it.
13016 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13019 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13022 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13025 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13027 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13030 2009-05-22 Ben Elliston <bje@au.ibm.com>
13032 * Makefile.in (bversion.h, s-bversion): New targets.
13033 (TOPLEV_H): Add bversion.h.
13034 * toplev.h: Include "bversion.h".
13035 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13036 the __format__ attribute only if compiling with the same version
13037 of GCC as the sources (the "build version").
13039 2009-05-22 Ben Elliston <bje@au.ibm.com>
13041 * c-format.c (handle_format_attribute): Fix comment typo.
13043 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13046 * config/ia64/ia64.opt (mfused-madd): New.
13047 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13048 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13049 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13050 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13051 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13052 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13053 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13054 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13055 instruction if !TARGET_FUSED_MADD.
13056 (fpma, fpms): Remove colon from name.
13058 2009-05-22 Richard Guenther <rguenther@suse.de>
13060 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13061 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13062 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13064 (create_expression_by_pieces): Only convert if necessary.
13065 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13066 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13068 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13070 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13071 regular pattern from a template and rename it ...
13072 (*extzv_truncsi_exts): ... to this.
13074 2009-05-21 Richard Guenther <rguenther@suse.de>
13076 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13077 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13078 (cgraph_default_inline_p): Likewise.
13079 (cgraph_decide_inlining_incrementally): Likewise.
13081 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13082 Uros Bizjak <ubizjak@gmail.com>
13084 * config/i386/cpuid.h (bit_MOVBE): New.
13086 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13088 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13089 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13090 (ix86_handle_option): Handle OPT_mmovbe.
13091 (ix86_target_string): Add -mmovbe.
13092 (pta_flags): Add PTA_MOVBE.
13093 (processor_alias_table): Add PTA_MOVBE to "atom".
13094 (override_options): Handle PTA_MOVBE.
13096 * config/i386/i386.h (TARGET_MOVBE): New.
13098 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13099 (*bswapsi_movbe): New.
13100 (*bswapdi_movbe): Likewise.
13101 (bswapdi2): Renamed to ...
13102 (*bswapdi_1): This.
13103 (bswapdi2): New expander.
13105 * config/i386/i386.opt (mmovbe): New.
13107 * doc/invoke.texi: Document -mmovbe.
13109 2009-05-21 Taras Glek <tglek@mozilla.com>
13111 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13112 * gcc-plugin.h (plugin_init): Updated signature.
13113 * gcc-plugin.h (plugin_name_args): Moved to this header.
13114 * doc/plugins.texi (plugin_init): Updated documention to reflect
13116 * doc/plugins.texi (plugin_name_args): Added to documention.
13118 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13120 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13121 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13123 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13125 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13126 JUMP_TABLE_DATA_P predicates where applicable.
13127 * config/i386/predicates.md: Ditto.
13128 * config/i386/sse.md: Ditto.
13130 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13132 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13133 operand2 -128 override length_immediate attribute to 1.
13134 * config/i386/predicates.md (constm128_operand): New predicate.
13136 * config/i386/i386.c (memory_address_length): Handle %r12
13137 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13139 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13140 mode look through optional ZERO_EXTEND and SUBREG.
13141 * config/i386/i386.md (R12_REG): New define_constant.
13142 (prefix_data16): For sse unit set also for MODE_TI insns.
13143 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13144 insns set if operand 1 is ext_QIreg_operand.
13145 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13146 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13148 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13149 mode from MODE_DI to MODE_SI.
13150 (movdi_1_rex64): Override modrm and length_immediate attributes
13151 only for movabs (TYPE_IMOV, alternative 2).
13152 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13153 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13154 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13155 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13156 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13157 prefix_rex attribute if DImode.
13158 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13159 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13160 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13161 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13162 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13163 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13164 Likewise. For TYPE_IMOV clear length_immediate attribute.
13165 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13166 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13167 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13168 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13169 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13170 or one operand TYPE_ISHIFT.
13171 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13172 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13173 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13174 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13175 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13176 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13177 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13178 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13179 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13180 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13181 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13182 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13183 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13184 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13185 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13186 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13187 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13188 set mode attribute, don't override length attribute.
13189 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13191 (return_internal_long): Set length attribute to 2 instead of 1.
13192 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13193 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13194 prefix_rex attribute.
13195 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13197 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13199 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13201 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13203 2009-05-20 Ian Lance Taylor <iant@google.com>
13205 * tree.c (build_tree_list_vec_stat): New function.
13206 (ctor_to_vec): New function.
13207 (build_nt_call_vec): New function.
13208 (build_call_array): Change args to be a const pointer.
13209 (build_call_vec): New function.
13210 * tree.h (build_nt_call_vec): Declare.
13211 (build_tree_list_vec_stat): Declare.
13212 (build_tree_list_vec): Define.
13213 (build_call_array): Update declaration.
13214 (build_call_vec): Declare.
13215 (ctor_to_vec): Declare.
13216 * c-common.c (tree_vector_cache): New static variable.
13217 (make_tree_vector): New function.
13218 (release_tree_vector): New function.
13219 (make_tree_vector_single): New function.
13220 (make_tree_vector_copy): New function.
13221 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13222 (make_tree_vector_single, make_tree_vector_copy): Declare.
13223 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13224 (c_parser_expr_list): Don't manage cache here, instead call
13226 (c_parser_release_expr_list): Remove static function.
13227 (c_parser_vec_to_tree_list): Remove static function.
13228 (c_parser_attributes): Call build_tree_list_vec instead of
13229 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13230 c_parser_release_expr_list.
13231 (c_parser_postfix_expression_after_primary): Likewise.
13232 (c_parser_objc_keywordexpr): Likewise.
13234 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13236 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13237 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13238 TARGET_CONVERT_TO_TYPE.
13239 * hooks.c (hook_tree_const_tree_null): Define.
13240 * hooks.h (hook_tree_const_tree_null): Declare.
13241 * target.h (struct gcc_target): Add invalid_parameter_type,
13242 invalid_return_type, promoted_type, and convert_to_type fields.
13243 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13244 (TARGET_INVALID_RETURN_TYPE): Define.
13245 (TARGET_PROMOTED_TYPE): Define.
13246 (TARGET_CONVERT_TO_TYPE): Define.
13247 (TARGET_INITIALIZER): Update for new fields.
13248 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13249 (grokparms): Check targetm.invalid_parameter_type.
13250 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13251 * c-convert.c (convert): Check targetm.convert_to_type.
13253 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13255 * config/mips/mips.md (*extenddi_truncate<mode>,
13256 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13258 (*extendhi_truncateqi): New define_insn_and_sptit.
13260 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13262 PR middle-end/40204
13263 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13264 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13266 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13268 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13269 the operand of VIEW_CONVERT_EXPR.
13271 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13273 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13274 extended family and model for Intel processors. Support Intel Atom.
13276 2009-05-20 Olivier Hainque <hainque@adacore.com>
13278 * gstab.h (stab_code_type): Define, to be used instead of the
13279 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13281 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13282 occurrences by stab_code_type.
13283 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13285 2009-05-20 Martin Jambor <mjambor@suse.cz>
13287 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13288 (sra_insert_before): Likewise.
13289 (sra_insert_after): Likewise.
13290 (sra_init_cache): Likewise.
13291 (sra_type_can_be_decomposed_p): Likewise.
13292 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13293 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13294 (sra_insert_before): Likewise.
13295 (sra_insert_after): Likewise.
13296 (sra_init_cache): Likewise.
13297 (insert_edge_copies_seq): Made static and moved upwards.
13299 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13302 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13304 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13305 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13308 2009-05-20 Richard Guenther <rguenther@suse.de>
13310 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13311 with mismatched comparison modes.
13313 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13315 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13316 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13317 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13318 with shifts for Thumb2.
13319 (orsi_notsi): New for orn.
13320 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13321 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13322 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13323 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13324 Don't invert remainder for IOR.
13326 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13328 PR tree-optimization/40087
13329 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13330 number_of_iterations_ne): Rename never_infinite argument.
13331 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13332 number_of_iterations_le): Handle pointer-type ivs when
13333 exit_must_be_taken is false.
13334 (number_of_iterations_cond): Do not always assume that
13335 exit_must_be_taken if the control variable is a pointer.
13337 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13339 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13340 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13342 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13344 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13345 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13347 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13350 * c.opt (Wlogical-op): Disabled by default.
13351 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13353 * doc/invoke.texi (Wlogical-op): Likewise.
13355 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13357 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13359 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13360 Propagate the type of the first operand.
13361 <ASSERT_EXPR>: Simplify.
13362 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13363 Rewrite using the RHS code as discriminant.
13364 <NOP_EXPR>: Turn into CASE_CONVERT.
13365 <PLUS_EXPR>: Propagate the type of the first operand.
13367 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13369 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13370 (ia64_dconst_0_375): New.
13371 * config/ia64/ia64.c (ia64_override_options): Remove
13372 -minline-sqrt-min-latency warning.
13373 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13374 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13375 * config/ia64/ia64.md (*sqrt_approx): Remove.
13376 (sqrtsf2): Remove #if 0.
13377 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13378 (sqrtdf): Remove assert.
13379 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13380 (sqrtxf2): Remove #if 0.
13381 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13382 * div.md (sqrt_approx_rf): New.
13383 (sqrtsf2_internal_thr): New implementation.
13384 (sqrtsf2_internal_lat): New.
13385 (sqrtdf2_internal_thr: New implementation.
13386 (sqrtxf2_internal): New implementation.
13388 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13389 Hans-Peter Nilsson <hp@axis.com>
13391 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13392 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13393 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13394 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13395 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13396 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13397 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13398 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13399 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13400 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13401 * c-common.c: ...from here.
13403 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13405 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13407 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13409 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13411 2009-05-19 Ben Elliston <bje@au.ibm.com>
13413 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13414 assignments with memcpy calls.
13415 (add_fdes): Likewise.
13416 (binary_search_unencoded_fdes): Likewise.
13417 (linear_search_fdes): Eliminate type puns.
13419 2009-05-19 Richard Guenther <rguenther@suse.de>
13421 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13422 not falsely claim to have propagated into all uses.
13424 2009-05-19 Ben Elliston <bje@au.ibm.com>
13426 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13429 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13431 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13432 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13433 (TARGET_LEGITIMATE_ADDRESS_P): New.
13434 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13435 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13437 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13440 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13441 child of the containing namespace's DIE.
13443 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13445 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13446 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13447 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13450 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13453 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13454 gen_align with gen_pad.
13455 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13456 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13458 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13459 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13461 * config/i386/i386.md (align): Renamed to ...
13462 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13463 ASM_OUTPUT_MAX_SKIP_PAD.
13465 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13467 * config.gcc: Fix variable syntax.
13470 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13471 before calling exact_log2.
13472 (output_iorsi3): Likewise.
13473 (output_xorsi3): Likewise.
13475 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13477 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13478 for the none zero constant operand except for EQ and NE
13479 comprisons even when the first operand is R0.
13481 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13483 * config/s390/2064.md: Remove trailing whitespaces.
13484 * config/s390/2084.md: Likewise.
13485 * config/s390/constraints.md: Likewise.
13486 * config/s390/fixdfdi.h: Likewise.
13487 * config/s390/libgcc-glibc.ver: Likewise.
13488 * config/s390/s390-modes.def: Likewise.
13489 * config/s390/s390-protos.h: Likewise.
13490 * config/s390/s390.c: Likewise.
13491 * config/s390/s390.h: Likewise.
13492 * config/s390/s390.md: Likewise.
13493 * config/s390/tpf-unwind.h: Likewise.
13495 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13497 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13499 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13502 * configure.ac (m68k-*-*): Check if binutils support TLS.
13503 * configure: Regenerate.
13504 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13505 * config/m68k/constraints.md (Cu): New constraint.
13506 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13507 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13508 (movsi): Handle TLS symbols.
13509 (addsi3_5200): Handle XTLS symbols, indent.
13510 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13511 (m68k_tls_reference_p): Declare.
13512 (m68k_legitimize_address): Declare.
13513 (m68k_unwrap_symbol): Declare.
13514 * config/m68k/m68k.opt (mxtls): New option.
13515 * config/m68k/m68k.c (ggc.h): Include.
13516 (m68k_output_dwarf_dtprel): Implement hook.
13517 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13518 (m68k_expand_prologue): Load GOT pointer when function needs it.
13519 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13520 (m68k_legitimate_constant_address_p): Same.
13521 (m68k_decompose_address): Handle TLS references.
13522 (m68k_get_gp): New static function.
13523 (enum m68k_reloc): New contants.
13524 (TLS_RELOC_P): New macro.
13525 (m68k_wrap_symbol): New static function.
13526 (m68k_unwrap_symbol): New function.
13527 (m68k_final_prescan_insn_1): New static function.
13528 (m68k_final_prescan_insn): New function.
13529 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13531 (legitimize_pic_address): Handle TLS references..
13532 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13533 (m68k_libcall_value_in_a0_p)
13534 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13535 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13536 (m68k_legitimize_tls_address): Handle TLS references.
13537 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13539 (m68k_legitimize_address): Handle TLS symbols.
13540 (m68k_get_reloc_decoration): New static function.
13541 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13543 (m68k_output_dwarf_dtprel): Implement hook.
13544 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13545 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13546 m68k_call_* routines.
13547 (sched_attr_op_type): Handle TLS symbols.
13548 (gt-m68k.h): Include.
13549 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13550 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13552 2009-05-18 Martin Jambor <mjambor@suse.cz>
13554 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13555 (visit_store_addr_for_mod_analysis): New function.
13556 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13557 (determine_cst_member_ptr): Use gimple_assign_single_p.
13558 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13559 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13560 operands. Don't check number of operands of a NOP_EXPR.
13562 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13564 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13566 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13569 * c-common.c (warn_logical_operator): Don't warn if one of
13570 expression isn't always true or false.
13572 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13574 * config/i386/biarch32.h: New file.
13575 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13577 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13579 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13580 *zero_extend<mode>_truncqi): Merge these into ...
13581 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13582 Name the pattern following this as *zero_extendhi_truncqi.
13584 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13586 PR middle-end/39301
13587 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13588 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13589 (output_info): Make field HOST_WIDEST_INT.
13590 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13591 (dump_bitmat_statistics): Same.
13593 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13595 * config.gcc (use_gcc_stdint): Set to wrap.
13596 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13597 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13598 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13599 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13600 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13601 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13602 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13603 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13605 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13607 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13609 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13610 Move definitions earlier.
13611 (OPT_ARCH64, OPT_ARCH32): Define.
13612 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13615 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13618 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13621 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13623 * arm.md (movdi2): Copy non-reg values to DImode registers.
13625 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13628 * final.c (label_to_max_skip): New function.
13629 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13630 CODE_LABEL_NUMBER <= max_labelno.
13631 * output.h (label_to_max_skip): New prototype.
13632 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13633 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13634 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13635 Handle CODE_LABELs with >= 16 byte alignment or with
13636 max_skip == (1 << align) - 1.
13637 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13638 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13641 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13642 .p2align 3 if MAX_SKIP is smaller than 7.
13643 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13645 2009-05-15 Ian Lance Taylor <iant@google.com>
13647 * alias.c (struct alias_set_entry_d): Rename from struct
13648 alias_set_entry. Change all uses.
13649 * except.c (struct call_site_record_d): Rename from struct
13650 call_site_record. Change all uses.
13651 * except.h (struct eh_region_d): Rename from struct eh_region.
13653 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13655 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13656 ivtype_map_elt. Change all uses.
13657 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13659 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13660 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13662 (struct sese_d): Rename from struct sese. Change all uses.
13663 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13664 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13665 * optabs.h (struct optab_d): Rename from struct optab. Change all
13667 (struct convert_optab_d): Rename from struct convert_optab.
13669 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13670 ipa_opt_pass. Change all uses.
13671 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13674 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13675 defined as a typedef.
13676 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13679 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13682 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13684 (merge_ranges): Returns bool.
13685 * tree.h (make_range): .. to here.
13686 (build_range_check): Likewise.
13687 (merge_ranges): Likewise. Renamed from merge_ranges.
13688 * c-typeck.c (parser_build_binary_op): Update calls to
13689 warn_logical_operator.
13690 * c-common.c (warn_logical_operator): Add new warning.
13691 * c-common.h (warn_logical_operator): Update declaration.
13693 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13695 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13697 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13699 * doc/install.texi: Document MPC requirements, flags etc.
13701 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13702 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13703 Evaluate constant arguments.
13704 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13705 (fold_builtin_1): Likewise, also evaluate constant arguments.
13706 Remove superfluous break.
13707 (do_mpc_ckconv): New.
13708 * real.h: Include mpc.h.
13709 * toplev.c (print_version): Output MPC version info if available.
13711 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13713 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13715 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13717 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13720 2009-05-15 Jan Hubicka <jh@suse.cz>
13722 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13723 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13724 (try_inline): Fix return value.
13725 (cgraph_decide_inlining_incrementally): Honor new value.
13726 (cgraph_early_inlining): Handle indirect inlining.
13727 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13729 2009-05-15 Jan Hubicka <jh@suse.cz>
13731 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13732 * cgraphunit.c (cgraph_finalize_function): Set it.
13733 (cgraph_expand_function): Use it.
13735 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13737 * real.c (encode_ieee_half): Define.
13738 (decode_ieee_half): Define.
13739 (ieee_half_format): Define.
13740 (arm_half_format): Define.
13741 * real.h (ieee_half_format): Declare.
13742 (arm_half_format): Declare.
13744 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13746 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13747 swapped, and reversed optabs exist before trying to use them.
13749 2009-05-15 Paul Brook <paul@codesourcery.com>
13750 Sandra Loosemore <sandra@codesourcery.com>
13752 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13753 loads. Allow PRE_DEC.
13754 (output_move_neon): Handle PRE_DEC.
13755 (arm_print_operand): Add 'A' for neon structure loads.
13756 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13757 * config/arm/neon.md (neon_mov): Update comment.
13758 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13760 (Um): New constraint.
13762 2009-05-15 Jan Hubicka <jh@suse.cz>
13764 Revert the following patch until testsuite fallout is fixed:
13765 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13766 * cgraph.h (struct inline_summary): New filed self_wize,
13767 size_inlining_benefit, self_time and time_inlining_benefit.
13768 (struct cgraph_global_info): Replace insns by time ans size fields.
13769 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13770 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13771 (ipcp_update_callgraph): Do not touch function bodies.
13772 * ipa-inline.c: Include except.h
13773 (MAX_TIME): New constant.
13774 (overall_insns): Remove
13775 (overall_size, max_benefit): New static variables.
13776 (cgraph_estimate_time_after_inlining): New function.
13777 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13778 (cgraph_clone_inlined_nodes): Update size.
13779 (cgraph_mark_inline_edge): Update size.
13780 (cgraph_estimate_growth): Use size info.
13781 (cgraph_check_inline_limits): Check size.
13782 (cgraph_default_inline_p): Likewise.
13783 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13784 (cgraph_decide_recursive_inlining): Check size.
13785 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13787 (cgraph_decide_inlining): Likewise.
13788 (cgraph_decide_inlining_incrementally): Likewise; honor
13789 PARAM_EARLY_INLINING_INSNS.
13790 (likely_eliminated_by_inlining_p): New predicate.
13791 (estimate_function_body_sizes): New function.
13792 (compute_inline_parameters): Use it.
13793 * except.c (must_not_throw_labels): New function.
13794 * except.h (must_not_throw_labels): Declare.
13795 * tree-inline.c (init_inline_once): Kill inlining_weigths
13796 * tree-ssa-structalias.c: Avoid uninitialized warning.
13797 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13798 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13799 (PARAM_INLINE_CALL_COST): Remove.
13800 (PARAM_EARLY_INLINING_INSNS): New.
13802 2009-05-15 Richard Guenther <rguenther@suse.de>
13804 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13805 not TODO_update_ssa.
13807 2009-05-15 Richard Guenther <rguenther@suse.de>
13809 PR tree-optimization/39999
13810 * gimple.h (gimple_expr_type): Use the expression type looking
13811 through useless conversions.
13812 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13813 (vn_nary_op_insert_stmt): Likewise.
13814 (simplify_binary_expression): Likewise.
13816 2009-05-15 Richard Guenther <rguenther@suse.de>
13818 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13819 New options, enabled by default.
13820 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13822 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13823 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13824 * tree-ssa-structalias.c (gate_tree_pta): New function.
13825 (pass_build_alias): Use it.
13827 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13829 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13830 recurse on an invariant address if a conversion from a pointer
13831 type to a wider integer type is involved.
13833 2009-05-15 Jan Hubicka <jh@suse.cz>
13835 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13836 * cgraph.h (struct inline_summary): New filed self_wize,
13837 size_inlining_benefit, self_time and time_inlining_benefit.
13838 (struct cgraph_global_info): Replace insns by time ans size fields.
13839 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13840 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13841 (ipcp_update_callgraph): Do not touch function bodies.
13842 * ipa-inline.c: Include except.h
13843 (MAX_TIME): New constant.
13844 (overall_insns): Remove
13845 (overall_size, max_benefit): New static variables.
13846 (cgraph_estimate_time_after_inlining): New function.
13847 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13848 (cgraph_clone_inlined_nodes): Update size.
13849 (cgraph_mark_inline_edge): Update size.
13850 (cgraph_estimate_growth): Use size info.
13851 (cgraph_check_inline_limits): Check size.
13852 (cgraph_default_inline_p): Likewise.
13853 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13854 (cgraph_decide_recursive_inlining): Check size.
13855 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13857 (cgraph_decide_inlining): Likewise.
13858 (cgraph_decide_inlining_incrementally): Likewise; honor
13859 PARAM_EARLY_INLINING_INSNS.
13860 (likely_eliminated_by_inlining_p): New predicate.
13861 (estimate_function_body_sizes): New function.
13862 (compute_inline_parameters): Use it.
13863 * except.c (must_not_throw_labels): New function.
13864 * except.h (must_not_throw_labels): Declare.
13865 * tree-inline.c (init_inline_once): Kill inlining_weigths
13866 * tree-ssa-structalias.c: Avoid uninitialized warning.
13867 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13868 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13869 (PARAM_INLINE_CALL_COST): Remove.
13870 (PARAM_EARLY_INLINING_INSNS): New.
13871 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13872 (inline-call-cost): Remove.
13873 (early-inlining-insns): New.
13875 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13877 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13879 (print_int_cst_bounds_in_octal_p): Likewise.
13880 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13882 * dwarf2out.c (base_type_die): Likewise.
13883 (is_subrange_type): Delete.
13884 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13885 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13886 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13887 if the destination type is boolean.
13888 (build_range_check): Do not special-case subtypes.
13889 (fold_sign_changed_comparison): Likewise.
13890 (fold_unary): Likewise.
13891 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13892 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13893 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13894 * tree.c (subrange_type_for_debug_p): New predicate based on the
13895 former is_subrange_type.
13896 * tree.h (subrange_type_for_debug_p): Declare.
13897 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13898 (convert_affine_scev): Remove call to above function.
13899 (chrec_convert_aggressive): Likewise.
13900 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13901 false for conversions involving subtypes.
13902 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13903 (vrp_val_min): Likewise.
13904 (needs_overflow_infinity): Likewise.
13905 (extract_range_from_unary_expr): Likewise.
13907 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13909 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13910 * config/frv/frv.c: Likewise.
13911 * config/s390/s390.c: Likewise.
13912 * config/sparc/sparc.h: Likewise.
13913 * config/i386/i386.h: Likewise.
13914 * config/i386/i386.c: Likewise.
13915 * config/crx/crx.c: Likewise.
13916 * config/m68hc11/m68hc11.h: Likewise.
13917 * config/iq2000/iq2000.c: Likewise.
13918 * config/mn10300/mn10300.h: Likewise.
13919 * config/mn10300/mn10300.c: Likewise.
13920 * config/m68k/m68k.c: Likewise.
13921 * config/rs6000/rs6000.c: Likewise.
13922 * config/rs6000/xcoff.h: Likewise.
13923 * config/rs6000/linux64.h: Likewise.
13924 * config/rs6000/sysv4.h: Likewise.
13925 * config/score/score3.c: Likewise.
13926 * config/score/score7.c: Likewise.
13927 * config/score/score.c: Likewise.
13928 * config/arm/arm.md: Likewise.
13929 * config/mips/mips.c: Likewise.
13930 * config/mips/mips.md: Likewise.
13931 * config/bfin/bfin.h: Likewise.
13932 * config/pa/pa.c: Likewise.
13933 * config/pa/constraints.md: Likewise.
13935 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13936 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13937 * config/pdp11/pdp11.h: Use memory_address_p instead.
13939 2009-05-14 Ian Lance Taylor <iant@google.com>
13941 * passes.c (finish_optimization_passes): Change i to int.
13942 * plugin.c (plugins_active_p): Change event to int.
13943 (dump_active_plugins): Likewise.
13944 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13946 * tree.c (tree_range_check_failed): Change c to unsigned int.
13947 (omp_clause_range_check_failed): Likewise.
13948 (build_common_builtin_nodes): Change mode to int. Add cast.
13949 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13950 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13952 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13953 ++ or -- with a variable of enum type.
13955 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13958 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13960 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13962 * store-motion.c: Do not include params.h
13963 * Makefile.in: Fix dependencies for various files.
13965 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13967 * auto-inc-dec.c: Fix pass description, remove apparent
13968 accidental duplication.
13970 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13972 PR middle-end/40147
13973 * ipa-utils.h (memory_identifier_string): Moved to ...
13974 * tree.h (memory_identifier_string): Here. Add GTY(()).
13976 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13978 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13979 in the former documentation of...
13980 (GO_IF_LEGITIMATE_ADDRESS): ... this.
13981 * ira-conflicts.c (get_dup_num): Use address_operand.
13982 * targhooks.c (default_legitimate_address_p): New.
13983 * targhooks.h (default_legitimate_address_p): New.
13984 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
13986 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
13987 * target.h (struct target): Add legitimate_address_p.
13988 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
13989 (TARGET_INITIALIZER): Include it.
13991 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13992 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
13993 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
13994 (TARGET_LEGITIMATE_ADDRESS_P): New.
13996 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13997 (REG_OK_STRICT_P): Delete.
13998 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
13999 (frv_legitimate_address_p_1): ... this.
14000 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14001 (frv_legitimate_address_p_1): ... the renamed old
14002 frv_legitimate_address_p.
14003 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14004 (TARGET_LEGITIMATE_ADDRESS_P): New.
14006 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14007 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14008 * config/s390/s390.c (legitimate_address_p): Rename to...
14009 (s390_legitimate_address_p): ... this, make static.
14010 (legitimize_address): Adjust call.
14011 (TARGET_LEGITIMATE_ADDRESS_P): New.
14012 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14014 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14015 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14016 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14017 (TARGET_LEGITIMATE_ADDRESS_P): New.
14019 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14020 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14021 * config/spu/spu.c (spu_legitimate_address): Rename to...
14022 (spu_legitimate_address_p): ... this, make static.
14023 (TARGET_LEGITIMATE_ADDRESS_P): New.
14025 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14026 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14027 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14028 (sparc_legitimate_address_p): ... this, make static and return bool.
14029 (legitimize_address): Adjust call.
14030 (TARGET_LEGITIMATE_ADDRESS_P): New.
14032 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14033 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14034 * config/i386/i386.c (legitimate_address_p): Rename to...
14035 (ix86_legitimate_address_p): ... this, make static.
14036 (constant_address_p): Move after it, adjust call.
14037 (TARGET_LEGITIMATE_ADDRESS_P): New.
14039 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14040 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14041 * config/avr/avr.c (legitimate_address_p): Rename to...
14042 (avr_legitimate_address_p): ... this, make static.
14043 (legitimize_address): Adjust call.
14044 (TARGET_LEGITIMATE_ADDRESS_P): New.
14046 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14047 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14048 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14049 (TARGET_LEGITIMATE_ADDRESS_P): New.
14051 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14052 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14053 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14054 (TARGET_LEGITIMATE_ADDRESS_P): New.
14056 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14057 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14059 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14061 (TARGET_LEGITIMATE_ADDRESS_P): New.
14063 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14064 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14066 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14068 (m68hc11_legitimate_address_p): ... this, make static.
14069 (go_if_legitimate_address_internal): Rename to...
14070 (m68hc11_legitimate_address_p_1): ... this.
14071 (legitimize_address): Adjust call.
14072 (TARGET_LEGITIMATE_ADDRESS_P): New.
14074 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14075 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14076 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14077 (TARGET_LEGITIMATE_ADDRESS_P): New.
14079 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14080 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14081 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14082 (mn10300_legitimate_address_p): ... this, make static.
14083 (TARGET_LEGITIMATE_ADDRESS_P): New.
14085 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14086 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14087 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14088 (TARGET_LEGITIMATE_ADDRESS_P): New.
14090 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14091 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14092 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14093 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14094 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14095 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14096 (rs6000_legitimate_address_p): ... this, make static.
14097 (TARGET_LEGITIMATE_ADDRESS_P): New.
14098 (REG_MODE_OK_FOR_BASE_P): Delete.
14099 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14101 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14102 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14104 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14105 static, adjust types.
14106 (TARGET_LEGITIMATE_ADDRESS_P): New.
14108 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14109 * config/score/score.c (score_address_p): Rename to...
14110 (score_legitimate_address_p): ... this.
14111 (TARGET_LEGITIMATE_ADDRESS_P): New.
14112 * config/score/score3.c (score3_address_p): Rename to...
14113 (score3_legitimate_address_p): ... this.
14114 * config/score/score7.c (score7_address_p): Rename to...
14115 (score7_legitimate_address_p): ... this.
14117 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14118 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14119 GO_IF_LEGITIMATE_ADDRESS): Delete.
14120 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14121 thumb2_legitimate_address_p): Delete.
14122 (arm_legitimate_address_p): Rename to...
14123 (arm_legitimate_address_outer_p): ... this.
14124 * config/arm/constraints.md ("Uq"): Adjust call.
14125 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14126 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14128 (arm_legitimate_address_outer_p): ... this.
14129 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14131 (TARGET_LEGITIMATE_ADDRESS_P): New.
14133 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14134 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14135 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14136 (TARGET_LEGITIMATE_ADDRESS_P): New.
14138 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14139 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14140 * config/vax/vax.c (legitimate_address_p): Rename to...
14141 (vax_legitimate_address_p): ... this, make static.
14142 (TARGET_LEGITIMATE_ADDRESS_P): New.
14144 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14145 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14146 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14147 (TARGET_LEGITIMATE_ADDRESS_P): New.
14149 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14150 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14151 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14152 (mmix_legitimate_address_p): ... this, make static.
14153 (TARGET_LEGITIMATE_ADDRESS_P): New.
14155 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14156 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14157 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14158 (TARGET_LEGITIMATE_ADDRESS_P): New.
14160 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14162 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14163 of MODE_COMPLEX_INT.
14165 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14167 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14168 LCT_NORMAL in function call.
14169 * mips-tdump.c (print_file_desc): Add cast to enum type.
14170 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14171 (mark_stabs): Add casts to enum types.
14172 (parse_stabs_common): Add casts to enum types.
14174 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14176 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14177 Check for invalid values of LETTER.
14179 2009-05-13 Taras Glek <tglek@mozilla.com>
14181 * attribs.c (register_attribute): moved out attribute registration
14182 into register_attribute.
14183 * doc/plugins.texi: Documented register_attribute and
14185 * gcc-plugin.h: Added forward decl for register_attribute.
14186 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14187 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14188 PLUGIN_ATTRIBUTES boilerplate.
14190 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14192 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14193 values even in sentinel and empty entries.
14194 (ms_printf_flag_specs): Likewise.
14195 (ms_scanf_flag_specs): Likewise.
14196 (ms_strftime_flag_specs): Likewise.
14197 (ms_print_char_table): Likewise.
14198 (ms_scan_char_table): Likewise.
14199 (ms_time_char_table): Likewise.
14201 2009-05-13 Doug Kwan <dougkwan@google.com>
14203 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14205 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14207 * config/mips/mips.md (store): Add attributes for QI and HI.
14209 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14210 (truncdi<mode>2): ... this new pattern.
14212 2009-05-13 Brad Hards <bradh@kde.org>
14214 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14216 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14217 Ben Elliston <bje@au.ibm.com>
14219 PR middle-end/40035
14220 * dse.c (check_mem_read_rtx): Guard against width == -1.
14222 2009-05-13 Michael Matz <matz@suse.de>
14224 PR middle-end/39976
14225 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14226 (trivially_conflicts_p): New function.
14227 (insert_backedge_copies): Use it.
14229 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14231 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14232 (handle_stdc_pragma): Use new enum constant names.
14233 (handle_pragma_float_const_decimal64): Ditto.
14235 2009-05-13 Ian Lance Taylor <iant@google.com>
14237 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14240 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14242 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14243 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14245 * config/m68k/m68k.h (FL_UCLINUX): Define.
14247 2009-05-13 Jan Hubicka <jh@suse.cz>
14249 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14251 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14253 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14254 unless -fschedule-insns is specified.
14256 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14259 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14260 TARGET_EXPAND_CBRANCHDI4.
14261 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14262 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14263 (cmpeqdi): Fix comment.
14265 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14267 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14268 (sh_legitimate_address_p): Likewise.
14269 * config/sh/sh.c (sh_legitimate_index_p): New.
14270 (sh_legitimate_address_p): Likewise.
14271 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14272 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14273 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14274 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14275 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14276 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14277 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14278 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14279 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14281 2009-05-12 Jan Hubicka <jh@suse.cz>
14283 * tree-inline.c (estimate_operator_cost): Add operands;
14284 when division happens by constant, it is cheap.
14285 (estimate_num_insns): Loads and stores are not having cost of 0;
14286 EH magic stuff is cheap; when computing runtime cost of switch,
14287 use log2 base of amount of its cases; builtin_expect has cost of 0;
14288 compute cost for moving return value of call.
14289 (init_inline_once): Initialize time_based flags.
14290 * tree-inline.h (eni_weights_d): Add time_based flag.
14292 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14294 * df-core.c: Update head documentation.
14296 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14299 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14300 shadowing exisiting variable op1.
14302 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14305 * config/i386/driver-i386.c (processor_signatures): New enum.
14306 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14307 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14308 processor signature to detect geode processor.
14310 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14314 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14316 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14317 causes spurious differences between trunk and cond-optab branch.
14319 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14321 * dojump.c (compare_from_rtx): Delete.
14322 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14323 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14324 if the comparison does not satisfy the predicate; test predicates for
14325 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14326 further if one existing pattern fails.
14327 * expr.h (compare_from_rtx): Delete.
14328 (prepare_operand): Declare it.
14329 * optabs.c: Change "lib call" to "libcall" throughout.
14330 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14331 HAVE_conditional_trap, emit_cmp_insn): Delete.
14332 (can_compare_p): Delete cmp_optab case.
14333 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14334 Accept other parameters by value.
14335 (prepare_operand): Make non-static.
14336 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14337 other parameters by value. Try to widen operands here based on
14338 an optab_methods argument and looking at cbranch_optab.
14339 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14340 loop. Use cbranch_optab directly.
14341 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14342 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14344 (emit_conditional_move, emit_conditional_add): Inline what's needed
14345 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14346 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14347 with COMPARE. Move cmov_optab and cstore_optab above
14348 with cbranch_optab, move cmp_optab down with ucmp_optab,
14349 remove tst_otpab. Do not initialize trap_rtx.
14350 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14351 for trap code. Do not check HAVE_conditional_trap. Use
14352 prepare_cmp_insn. Accept no predicate for operand 3.
14353 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14354 (OTI_ctrap, ctrap_optab): New.
14355 (tst_optab): Delete.
14356 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14357 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14358 with lookup of ctrap_optab.
14359 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14361 (ctrap_optab): New.
14363 * combine.c (combine_simplify_rtx, simplify_set): Do not
14364 special case comparing against zero for cc0 machines.
14365 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14366 COMPARE on cc0 machines.
14367 (simplify_relational_operation): Return a new expression when
14368 a COMPARE could be removed.
14369 * final.c (final_scan_insn): Compare cc_status values
14370 against LHS of a (compare FOO (const_int 0)) cc0 source.
14371 Also check if cc_status.value is the full compare.
14373 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14374 (cstoreMM4): Document.
14375 (conditional_trap): Document ctrapMM4 instead.
14376 (sync_compare_and_swapMM): Refer to cbranchcc4.
14377 (Dependent Patterns): Eliminate obsolete information referring to
14378 the old jump optimization phase.
14379 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14380 of compares with 0 on cc0 machines.
14381 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14382 avoiding references to cc0. Remove text about storing operands
14384 * doc/tm.texi (Condition Codes): Include blurb on different
14385 condition code representations, separate into subsections for
14386 CC0, MODE_CC and conditional execution.
14388 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14389 alpha_emit_setcc): Accept operands and a machine mode.
14390 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14391 Get code/op0/op1 from operands, use machine mode argument
14392 instead of alpha_compare.fp_p. Emit the branch here.
14393 (alpha_emit_setcc): Likewise, and return boolean.
14394 (alpha_emit_conditional_move): Likewise. Assert that
14395 cmp_op_mode == cmp_mode, and simplify accordingly.
14396 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14397 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14398 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14400 (stack probe test): Use cbranchdi4.
14401 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14403 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14404 * config/arc/arc.h (movsicc, movsfcc): Use it.
14405 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14406 (cbranchsi4, cstoresi4): New.
14407 (cmpsi, bCC and sCC expanders): Remove.
14409 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14410 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14411 * config/arm/predicates.md (arm_comparison_operator): Only include
14412 floating-point operators if there is a hardware floating-point unit.
14413 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14414 deferring to cbranch_cc and cstore_cc respectively.
14415 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14416 cbranch_cc, cstore_cc): New.
14417 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14419 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14421 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14422 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14424 (adjust_insn_length): Adjust calls.
14425 (avr_reorg): Handle (compare (foo) (const_int 0)).
14426 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14427 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14428 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14429 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14431 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14432 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14434 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14435 (cbranchsi4, cstorebi4, cstoresi4): New.
14436 (movbisi): This insn is duplicate, split it to zero_extend.
14437 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14438 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14439 (bfin_optimize_loop): Use cbranch expander.
14440 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14441 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14442 (bfin_bimode_comparison_operator): ... this.
14443 (bfin_direct_comparison_operator): New.
14445 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14446 inside (compare FOO (const_int 0)).
14447 (cris_rtx_costs): Handle ZERO_EXTRACT.
14448 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14449 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14450 (*tstdi_v32): Delete.
14451 (*cmpdi_non_v32): Add M alternative for operand 1.
14452 (cmpsi, cmp<mode>): Make private.
14453 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14455 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14457 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14458 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14459 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14460 (cc_reg_operand): New.
14461 (any_cond): Delete.
14462 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14463 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14464 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14465 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14466 crx_expand_scond): Delete.
14468 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14470 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14471 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14473 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14474 cstoresi4, cstoresf4, cstoredf4): New.
14475 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14476 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14477 Receive the entire operands array.
14478 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14479 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14480 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14481 Get test/op0/op1 from the operands array.
14482 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14484 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14485 (h8300_expand_store): New.
14486 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14488 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14489 (h8300_expand_store): New.
14490 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14491 or do not try to produce (set (cc0) REG).
14492 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14493 change a compare into a move to a scratch register. Disable some
14494 peepholes when comparing with zero.
14495 (tstsi, tsthi, tstsi, cmpqi): Make private.
14497 (bCC, sCC): Delete.
14498 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14501 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14502 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14503 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14504 (ix86_emit_i387_log1p): Use cbranchxf2.
14505 (ix86_expand_setcc): Return void.
14506 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14507 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14508 cmp<MODEF>, cmpcc): Remove.
14509 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14510 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14511 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14512 (sCC and bCC expanders): Remove.
14513 (stack_protect_test): Use cbranchcc4.
14515 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14517 (ia64_expand_compare): Accept three rtx by reference and return void.
14518 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14519 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14520 from *expr. Update *expr with the BImode comparison to do.
14521 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14522 cmptf, bCC, sCC, conditional_trap): Delete.
14523 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14524 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14525 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14526 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14527 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14529 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14530 type of last argument.
14531 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14532 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14533 use machine mode argument instead of branch_type. Remove dead
14534 code for floating-point comparisons.
14535 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14536 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14538 (cbranchsi4, cstoresi4): New.
14539 * config/iq2000/predicates.md (reg_or_const_operand): New.
14541 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14542 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14543 (b<code>_op): Rewrite to...
14544 (bcc_op): ... this, using match_operator.
14545 (s<code>_op): Rewrite to...
14546 (scc_op): ... this, using match_operator.
14547 (s<code>_24_op): Rewrite to...
14548 (scc_op_24): ... this, using match_operator.
14549 (s<code>_<mode>): Rewrite to...
14550 (cstore<mode>4): ... this, using match_operator.
14551 (s<code>_<mode>_24): Rewrite to...
14552 (cstore<mode>4_24): ... this, using match_operator.
14553 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14554 m32c_unpend_compare, m32c_expand_scc): Delete.
14555 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14556 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14557 (m32c_expand_movcc): Change NE to EQ if necessary.
14558 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14560 * config/m32r/m32r-protos.h (gen_cond_store): New.
14561 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14562 (gen_cond_store): New, from sCC patterns.
14563 (m32r_expand_block_move): Use cbranchsi4.
14564 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14565 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14566 (cbranchsi4, cstoresi4): New.
14568 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14570 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14571 (m68hc11_notice_update_cc): Look into a compare with 0.
14572 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14574 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14575 cmphi, cmpqi, bCC): Delete.
14576 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14577 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14578 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14581 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14582 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14583 * config/m68k/constraints.md (H): New.
14584 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14585 the define_insn below.
14586 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14587 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14588 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14589 patterns): Wrap RHS with COMPARE.
14590 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14591 (*cmpdi_internal): Name this pattern.
14592 (cmpdi): Change to define_insn.
14593 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14594 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14595 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14597 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14598 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14599 (conditional_trap): Change to...
14600 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14601 (*conditional_trap): Use the ordered_comparison_operator and
14602 const1_operand predicates.
14603 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14604 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14605 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14606 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14608 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14609 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14610 (mcore_gen_compare): New.
14611 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14612 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14613 (mcore_gen_compare): ... this.
14614 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14615 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14616 (stack probe pattern): Use cbranchsi4.
14618 * config/mips/predicates.md (mips_cstore_operator): New.
14619 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14620 * config/mips/mips.md (any_cond): Delete.
14621 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14623 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14624 fixuns_truncsfdi2): Use cbranch patterns.
14625 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14626 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14627 Adjust call to mips_expand_conditional_branch.
14628 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14630 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14631 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14632 * config/mips/mips.c (cmp_operands): Delete.
14633 (mips_emit_compare): Get comparison operands from *op0/*op1.
14634 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14635 that it succeeds. Use op0/op1 instead of cmp_operands.
14636 (mips_expand_conditional_branch, mips_expand_conditional_move,
14637 mips_expand_conditional_trap): Likewise.
14638 (mips_block_move_loop): Use cbranch patterns.
14639 * config/mips/mips.h (cmp_operands): Delete.
14641 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14642 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14643 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14644 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14645 (*cmpcc_folded): Rename to...
14646 (*cmpdi_folded): this.
14647 (*cmpcc): Rename to...
14649 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14652 (cbranchdf4): New. Handle invalid comparisons here.
14653 * config/mmix/predicates.md (float_comparison_operator): New.
14655 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14656 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14657 * config/mn10300/mn10300.md (tst): Delete.
14658 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14659 Name these patterns and wrap RHS in a compare.
14660 (*cmpsi): Make this pattern private. Include tst.
14661 (*cmpsf): Make this pattern private.
14662 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14663 (compare with zero peepholes): Likewise.
14665 (cbranchsi4, cbranchsf4): New.
14666 (casesi): Use cbranchsi4.
14668 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14669 hppa_branch_type): Delete.
14670 (return_addr_rtx): Use cbranchsi4.
14671 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14672 Emit CCFPmode comparison here.
14673 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14674 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14675 hppa_branch_type): Delete.
14676 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14677 (movsicc, movdicc): Remove references to hppa_compare_op0,
14678 hppa_compare_op1 and compare_from_rtx.
14679 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14680 (casesi): Use cbranchsi4.
14682 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14683 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14684 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14685 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14686 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14688 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14689 (*branch, *branch_inverted): New.
14691 * config/picochip/picochip.md (cbranchhi4): Use
14692 ordered_comparison_operator.
14693 (cmphi, bCC): Remove.
14695 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14696 (trap_comparison_operator): Delete.
14697 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14698 rs6000_emit_cbranch): Accept mode and operands.
14699 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14700 rs6000_compare_fp_p): Delete.
14701 (rs6000_generate_compare): Accept mode and comparison. Extract code
14702 and op0/op1 from there. Replace references to rs6000_compare_op0
14703 and rs6000_compare_op1.
14704 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14705 extract result from passed operands.
14706 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14707 extract loc from passed operands.
14708 (rs6000_emit_cmove): Likewise.
14709 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14710 rs6000_compare_fp_p): Delete.
14711 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14712 (cbranch<GPR>4, cbranch<FP>4): New.
14713 (cstore<mode>4): New. Consolidate here all choices about when to use
14714 portable or specialized sCC sequences.
14715 (stack_protect_test): Use cbranchsi4.
14716 (conditional_trap): Replace with ctrap<GPR>4.
14717 (conditional trap insn): Replace trap_comparison_operator with
14718 ordered_comparison_operator.
14720 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14721 (s390_emit_prologue): Use ctrap.
14722 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14723 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14724 New predicates replacing...
14725 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14726 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14727 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14728 (add<mode>cc): Do not use s390_compare_op0/op1.
14729 (s<code>): Change to...
14730 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14731 (seq): Change to...
14732 (cstorecc4): ... this. Handle EQ or NE equally.
14733 (*sne): Un-privatize for use in cstorecc4.
14734 (b<code>): Change to...
14735 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14736 (conditional_trap): Replace with...
14737 (ctrap<GPR>4, ctrap<FP>4): ... these.
14738 (stack_protect): Use cbranchcc4.
14740 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14741 * config/score/score-protos.h (score_gen_cmp): Delete.
14742 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14743 (score_block_move-loop): Use cbranchsi4.
14744 * config/score/score.md (cbranchsi4): New.
14745 (cmpsi, bCC): Delete.
14746 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14747 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14748 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14749 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14750 * config/score/score3.h (score3_gen_cmp): Delete.
14751 * config/score/score7.h (score7_gen_cmp): Delete.
14753 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14754 (sh_emit_scc_to_t): ... this. Return void.
14755 (from_compare): Rename to...
14756 (sh_emit_compare_and_branch): ... this.
14757 (sh_emit_compare_and_set): New.
14758 (sh_expand_t_scc): Accept operands.
14759 * config/sh/predicates.md (sh_float_comparison_operator): New.
14760 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14761 (prepare_scc_operands): Rename to...
14762 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14764 (sh_emit_cheap_store_flag): New.
14765 (sh_emit_set_t_insn): New.
14766 (from_compare): Rename to...
14767 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14768 handling of TARGET_SH2E floating point to avoid recursive call.
14769 Generate branch here.
14770 (sh_emit_compare_and_set): New.
14771 (sh_expand_t_scc): Get op0/op1 from arguments.
14772 (sh_emit_cheap_store_flag): New.
14773 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14775 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14776 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14777 (movsicc, movdicc): Do nothing when it recreated operands from
14778 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14779 prepare_scc_operands (now sh_emit_scc_to_t).
14780 (udivdi3): Use cstoresi4.
14781 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14782 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14783 (cbranchint4_media, cbranchfp4_media): New.
14784 (casesi): Use cbranchdi4.
14785 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14787 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14788 (movnegt): Remove second operand.
14789 (cbranchsf4, cbranchdf4): New.
14790 (stack_protect): Use cbranchdi4/cbranchsi4.
14792 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14793 (gen_compare_reg): Accept comparison, extract part of it to...
14794 (gen_compare_reg_1): ... this.
14795 (gen_compare_operator): Delete.
14796 (gen_v9_scc): Accept separate destination, comparison code and arms.
14797 Do not use sparc_compare_op0/sparc_compare_op1.
14798 (emit_scc_insn, emit_conditional_branch_insn): New.
14799 (emit_v9_brxx): Make static. Remove useless assertion.
14800 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14802 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14803 * config/sparc/sparc-protos.h (gen_compare_reg,
14804 sparc_emit_float_lib_cmp): Adjust prototype.
14805 (emit_scc_insn, emit_conditional_branch_insn): New.
14806 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14807 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14808 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14809 iterators to the top.
14810 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14811 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14812 snedi_special_trunc): Delete.
14813 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14814 and snedi_special_trunc.
14815 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14816 cbranchdi4, cbranch<F:mode>4): New.
14817 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14818 here. Use gen_compare_reg instead of gen_compare_operator.
14819 (conditional_trap): Replace with...
14820 (ctrapsi4, ctrapdi4): ... this.
14821 (stack_protect_test): Use cbranchcc4.
14823 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14825 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14826 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14827 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14828 from operands[0] or operands[3] depending on is_set.
14829 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14830 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14831 cmpdf, bCC), sCC: Remove.
14832 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14833 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14835 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14836 spu_emit_branch_or_set.
14838 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14840 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14841 xstormy16_compare_op1): Delete.
14842 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14843 xstormy16_compare_op1): Delete.
14844 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14846 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14847 (cmphi, cmpsi, bCC): Remove.
14849 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14850 (*cmpsi): ... this one.
14851 (cbranchsi4, cstoresi4): New.
14852 (bCC expanders): Delete.
14853 (sCC insns): Fold into...
14854 (*setcc): ... this one.
14855 (casesi): Do not use gen_cmpsi and gen_bgtu.
14856 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14857 (movsicc): Simplify.
14858 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14860 * config/vax/vax-protos.h (cond_name): New.
14861 (vax_output_conditional_branch): Remove.
14862 * config/vax/vax.c (cond_name): New.
14863 (vax_output_conditional_branch): Remove.
14864 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14865 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14866 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14867 (bit<VAXint>): Wrap source with (compare).
14868 (b<code> and following unnamed pattern): Rename to *branch and
14869 *branch_reversed. Change macroization to match_operator.
14870 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14872 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14873 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14874 Change last argument to machine_mode.
14875 (xtensa_expand_scc): Add machine_mode argument.
14876 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14877 (gen_conditional_move, xtensa_expand_conditional_branch,
14878 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14879 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14880 Adjust operand numbers.
14881 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14883 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14884 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14885 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14887 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14889 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14890 causes spurious differences between trunk and cond-optab branch.
14892 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14895 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14897 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14899 * tree.c (iterative_hash_pointer): Delete.
14900 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14901 Hash UIDs and versions of SSA names. Don't special-case built-in
14902 function declarations.
14904 2009-05-11 Ian Lance Taylor <iant@google.com>
14907 * graphite.c: Force -Wc++-compat to only be a warning before
14908 #including "cloog/cloog.h".
14910 2009-05-11 Martin Jambor <mjambor@suse.cz>
14912 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14914 2009-05-11 Jan Hubicka <jh@suse.cz>
14916 * tree-ssa-loop-ivcanon.c: Include target.h
14917 (struct loop_size): new structure.
14918 (constant_after_peeling): New predicate.
14919 (tree_estimate_loop_size): New function.
14920 (estimated_unrolled_size): Rewrite for new estimates.
14921 (try_unroll_loop_completely): Use new estimates.
14922 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14924 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14926 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14927 libcpp interface change.
14928 (spu_macro_to_expand): Likewise.
14930 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14932 PR tree-optimization/40026
14933 * gimplify.c (gimplify_init_constructor): Change initial conditional
14934 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14935 optimize_compound_literals_in_ctor.
14937 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14939 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14941 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14943 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14945 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14946 HOST_WIDE_INT for gap.
14948 2009-05-11 Ira Rosen <irar@il.ibm.com>
14950 PR tree-optimization/40074
14951 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14952 account in group size and step comparison.
14954 2009-05-11 Richard Guenther <rguenther@suse.de>
14956 * passes.c (init_optimization_passes): Strip now incorrect comment.
14957 (execute_function_todo): Do not set PROP_alias.
14958 * tree-pass.h (PROP_alias): Remove.
14959 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14960 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14961 * tree-nrv.c (pass_return_slot): Likewise.
14962 * tree-object-size.c (pass_object_sizes): Likewise.
14963 * tree-ssa-dom.c (pass_dominator): Likewise.
14964 (pass_phi_only_cprop): Likewise.
14965 * tree-ssa-dse.c (pass_dse): Likewise.
14966 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14967 (pass_cselim): Likewise.
14968 * tree-ssa-pre.c (pass_pre): Likewise.
14969 (pass_fre): Likewise.
14970 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14971 * tree-ssa-sink.c (pass_sink_code): Likewise.
14972 * tree-stdarg.c (pass_stdarg): Likewise.
14973 * tree-tailcall.c (pass_tail_calls): Likewise.
14974 * tree-vrp.c (pass_vrp): Likewise.
14976 2009-05-10 Ian Lance Taylor <iant@google.com>
14978 * basic-block.h (enum profile_status): Break out of struct
14979 control_flow_graph.
14980 * cgraph.h (struct inline_summary): Break out of struct
14982 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
14983 of struct cgraph_order_sort.
14984 * combine.c (enum undo_kind): New enum, broken out of struct undo.
14985 * cse.c (struct branch_path): Break out of struct
14986 cse_basic_block_data.
14987 * except.h (enum eh_region_type): Break out of struct eh_region.
14988 * gcc.c (enum add_del): Break out of struct modify_target.
14989 * genrecog.c (enum decision_type): Break out of struct decision_test.
14990 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
14992 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
14993 * regmove.c (enum match_use): New enum, broken out of struct match.
14994 * sched-int.h (enum post_call_group): New enum, broken out of
14996 (struct deps_reg): Break out of struct deps.
14997 * target.h (struct asm_int_op): Break out of struct gcc_target.
14998 * tree-eh.c (struct goto_queue_node): Break out of struct
15000 * tree-inline.h (enum copy_body_cge_which): Break out of
15002 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15004 * c-decl.c (in_struct, struct_types): New static variables.
15005 (pushtag): Add loc parameter. Change all callers.
15006 (lookup_tag): Add ploc parameter. Change all callers.
15007 (check_compound_literal_type): New function.
15008 (parser_xref_tag): Add loc parameter. Change all callers. If
15009 -Wc++-compat, warn about struct/union/enum types defined within a
15011 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15012 and loc parameters. Change all callers. Change error calls to
15013 error_at, using loc. For a redefinition, if the location of the
15014 original definition is known, report it. Set in_struct and
15015 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15016 (finish_struct): Add new parameters enclosing_in_struct and
15017 enclosing_struct_types. Change all callers. Set
15018 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15019 in the struct. If in a struct, add this struct to struct_types.
15020 (start_enum): Add loc parameter. Change all callers. Use
15021 error_at for errors, using loc. For a redefinition, if the
15022 location of the original definition is known, report it. If in a
15023 struct, add this enum type to struct_types. If -Wc++-compat warn
15024 if in sizeof, typeof, or alignof.
15025 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15026 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15027 (c_parser_enum_specifier): Get enum location for start_enum.
15028 (c_parser_struct_or_union_specifier): Get struct location for
15029 start_struct. Save in_struct and struct_types status between
15030 start_struct and finish_struct.
15031 (c_parser_cast_expression): Get location of cast.
15032 (c_parser_alignof_expression): Get location of type.
15033 (c_parser_postfix_expression): Likewise.
15034 (c_parser_postfix_expression_after_paren_type): Add type_loc
15035 parameter. Change all callers. Call check_compound_literal_type.
15036 Use type_loc for error about variable size type.
15037 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15038 of an enum constant from an enum type defined in a struct or union.
15039 (c_cast_expr): Add loc parameter. Change all callers. If
15040 -Wc++-compat, warn about defining a type in a cast.
15041 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15042 (start_enum, start_struct, finish_struct): Update declarations.
15043 (parser_xref_tag, c_cast_expr): Update declarations.
15044 (check_compound_literal_type): Declare.
15046 2009-05-11 Ben Elliston <bje@au.ibm.com>
15048 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15049 for recent libcpp interface change.
15050 (rs6000_macro_to_expand): Likewise.
15052 2009-05-10 Michael Matz <matz@suse.de>
15055 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15056 not at entry of function.
15058 2009-05-10 Richard Guenther <rguenther@suse.de>
15060 PR tree-optimization/40081
15062 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15063 using the main variant of the element type. Do not fiddle with
15064 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15066 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15067 structs with volatile fields.
15069 2009-05-10 Jan Hubicka <jh@suse.cz>
15071 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15072 (estimate_move_cost): Assert that it does not get called for
15074 (estimate_num_insns): Skip VOID types in argument handling.
15075 (optimize_inline_calls): Delete unreachable blocks and verify that
15076 callgraph is valid.
15078 2009-05-10 Jan Hubicka <jh@suse.cz>
15080 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15081 * cgraph.c (cgraph_mark_address_taken_node): New function.
15082 (dump_cgraph_node): Dump new flag.
15083 * cgraph.h (struct cgraph_node): Add address_taken.
15084 (cgraph_mark_address_taken_node): New function.
15085 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15086 since new direct calls can be born.
15088 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15090 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15091 tok->val.node.node.
15093 2009-05-10 Jan Hubicka <jh@suse.cz>
15095 PR middle-end/40084
15096 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15098 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15099 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15100 * tree-inline.c (copy_bb): Set frequency correctly.
15101 (fold_marked_statements): Update call to
15102 cgraph_update_edges_for_call_stmt.
15104 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15106 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15107 identifiers in diagnostics.
15108 * config/arm/arm.c (arm_handle_fndecl_attribute,
15109 arm_handle_isr_attribute): Likewise.
15110 * config/avr/avr.c (avr_handle_progmem_attribute,
15111 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15112 * config/bfin/bfin.c (handle_int_attribute,
15113 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15114 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15115 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15117 * config/darwin.c (darwin_handle_kext_attribute,
15118 darwin_handle_weak_import_attribute): Likewise.
15119 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15120 h8300_handle_eightbit_data_attribute,
15121 h8300_handle_tiny_data_attribute): Likewise.
15122 * config/i386/i386.c (ix86_handle_cconv_attribute,
15123 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15124 * config/i386/winnt.c (ix86_handle_shared_attribute,
15125 ix86_handle_selectany_attribute): Likewise.
15126 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15127 * config/m32c/m32c.c (function_vector_handler): Likewise.
15128 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15129 m68hc11_handle_fntype_attribute): Likewise.
15130 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15131 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15132 * config/mips/mips.c (mips_insert_attributes,
15133 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15134 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15135 rs6000_handle_struct_attribute): Likewise.
15136 * config/sh/sh.c (sh_insert_attributes,
15137 sh_handle_resbank_handler_attribute,
15138 sh_handle_interrupt_handler_attribute,
15139 sh2a_handle_function_vector_handler_attribute,
15140 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15142 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15143 * config/spu/spu.c (spu_handle_fndecl_attribute,
15144 spu_handle_vector_attribute): Likewise.
15145 * config/stormy16/stormy16.c
15146 (xstormy16_handle_interrupt_attribute): Likewise.
15147 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15148 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15150 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15152 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15153 (pp_translate_identifiers): New.
15154 (pp_identifier): Only conditionally translate identifier to locale
15156 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15157 (pp_base_tree_identifier): Only conditionally translate identifier
15158 to locale character set.
15159 * c-pretty-print.c (M_): Define.
15160 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15161 fragments for conditional translation with M_.
15162 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15163 identifier translation.
15165 2009-05-10 Richard Guenther <rguenther@suse.de>
15167 PR tree-optimization/40081
15168 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15169 using the main variant of the element type. Do not fiddle with
15170 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15172 2009-05-09 Jan Hubicka <jh@suse.cz>
15174 PR middle-end/40080
15175 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15176 indirect calls; verify cgraph afterwards.
15178 2009-05-09 Jan Hubicka <jh@suse.cz>
15181 * ipa.c (update_inlined_to_pointer): New function.
15182 (cgraph_remove_unreachable_nodes): Use it.
15184 2009-05-09 Jan Hubicka <jh@suse.cz>
15186 * tree-eh.c (struct leh_state): Remove prev_try.
15187 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15188 not track prev_try.
15189 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15190 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15191 remove_eh_handler_and_replace, foreach_reachable_handler,
15192 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15193 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15194 (gen_eh_region_cleanup): Update prototype.
15196 2009-05-09 Jan Hubicka <jh@suse.cz>
15198 PR middle-end/40043
15199 * except.c (copy_eh_region): Always set prev_try.
15200 (redirect_eh_edge_to_label): Find outer try.
15201 (foreach_reachable_handler): When looking for prev try
15202 handle case where previous try is not going to be taken.
15204 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15206 PR tree-optimization/40049
15207 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15208 only vector/vector shifts, convert the type of the constant to the
15209 appropriate type to avoid building incorrect trees, which
15210 eventually have problems with garbage collection.
15212 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15214 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15215 -1 for complex floating-point types if honoring signed zeros.
15217 2009-05-08 Jan Hubicka <jh@suse.cz>
15219 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15220 argument; handle correctly when profile is absent.
15221 (build_cgraph_edges): Update.
15222 (rebuild_cgraph_edges): Update.
15223 * cgraph.c: Do not include varray.h.
15224 (cgraph_set_call_stmt_including_clones): New function.
15225 (cgraph_create_edge_including_clones): Likewise
15226 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15227 (cgraph_update_edges_for_call_stmt): Handle clones.
15228 (cgraph_remove_node): Handle clone tree.
15229 (cgraph_remove_node_and_inline_clones): New function.
15230 (dump_cgraph_node): Dump clone tree.
15231 (cgraph_clone_node): Handle clone tree.
15232 (clone_function_name): Bring here from tree-inline.c.
15233 (cgraph_create_virtual_clone): New function.
15234 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15235 (cgraph_clone_info): New function.
15236 (strut cgraph_node): Add clone_info and new clone tree pointers.
15237 (cgraph_remove_node_and_inline_clones,
15238 cgraph_set_call_stmt_including_clones,
15239 cgraph_create_edge_including_clones,
15240 cgraph_create_virtual_clone): Declare.
15241 (cgraph_function_versioning): Use VEC argument.
15242 (compute_call_stmt_bb_frequency): Update prototype.
15243 (cgraph_materialize_all_clones): New function.
15244 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15245 (ipcp_create_replace_map): Update to VECtors.
15246 (ipcp_update_callgraph): Use virtual clones.
15247 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15248 (ipcp_update_profiling): Do not update local profiling.
15249 (ipcp_insert_stage): Use VECtors and virtual clones.
15250 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15251 (clone_of_p): New function.
15252 (cgraph_preserve_function_body_p): Use clone tree.
15253 (cgraph_optimize): Materialize clones.
15254 (cgraph_function_versioning): Update for VECtors.
15255 (save_inline_function_body): Use clone tree.
15256 (cgraph_materialize_clone): New function.
15257 (cgraph_materialize_all_clones): Likewise.
15258 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15259 * ipa.c: Include gimple.h.
15260 (cgraph_remove_unreachable_nodes): Use clone tree.
15261 * ipa-prop.c (ipa_note_param_call): Update call to
15262 compute_call_stmt_bb_frequencycall.
15263 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15264 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15265 (copy_bb): Handle updating of clone tree; add new edge when new call
15267 (expand_call_inline): Be strict about every call having edge.
15268 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15269 (delete_unreachable_blocks_update_callgraph): New function.
15270 (tree_function_versioning): Use VECtors; always remove unreachable
15271 blocks and fold conditionals.
15272 * tree-inline.h: Do not include varray.h.
15273 (tree_function_versioning): Remove.
15274 * Makefile.in (GTFILES): Remove tree-inline.c
15275 * passes.c (do_per_function): Do only functions having body.
15276 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15279 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15280 Andrew Morrow <acm@google.com>
15283 * c-common.c (c_common_attribute_table): Permit deprecated
15284 attribute to take an optional argument.
15285 (handle_deprecated_attribute): If the optional argument to
15286 __attribute__((deprecated)) is not a string ignore the attribute
15287 and emit a warning.
15289 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15290 * c-typeck.c (build_component_ref): Likewise.
15291 (build_external_ref): Likewise.
15293 * toplev.c (warn_deprecated_use): Add an attribute argument.
15294 Emit the message associated with __attribute__((deprecated)).
15296 * toplev.h (warn_deprecated_use): Updated.
15298 * doc/extend.texi: Document new optional parameter to
15299 __attribute__((deprecated))
15301 2009-05-08 Michael Eager <eager@eagercon.com>
15303 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15304 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15306 2009-05-08 Richard Guenther <rguenther@suse.de>
15308 PR tree-optimization/40062
15309 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15310 Avoid exponential behavior.
15312 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15314 PR rtl-optimization/33928
15316 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15317 process_uses, build_single_def_use_links): New.
15318 (update_df): Update use_def_ref.
15319 (forward_propagate_into): Use get_def_for_use instead of use-def
15321 (fwprop_init): Call build_single_def_use_links and let it initialize
15323 (fwprop_done): Free use_def_ref.
15324 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15325 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15326 df_rd_simulate_one_insn): New.
15327 (df_rd_bb_local_compute_process_def): Update head comment.
15328 (df_chain_create_bb): Use the new RD simulation functions.
15329 * df.h (df_rd_simulate_artificial_defs_at_top,
15330 df_rd_simulate_one_insn): New.
15331 * opts.c (decode_options): Enable fwprop at -O1.
15332 * doc/invoke.texi (-fforward-propagate): Document this.
15334 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15337 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15338 and one complex operand specially.
15339 * tree-complex.c (some_nonzerop): Do not identify a real value as
15340 zero if flag_signed_zeros.
15342 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15344 PR rtl-optimization/33928
15345 * loop-invariant.c (record_use): Fix && vs. || mishap.
15347 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15349 PR rtl-optimization/33928
15350 * loop-invariant.c (struct use): Add addr_use_p.
15351 (struct def): Add n_addr_uses.
15352 (struct invariant): Add cheap_address.
15353 (create_new_invariant): Set cheap_address.
15354 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15355 (record_uses): Pass df_ref to record_use.
15356 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15359 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15361 * config/sh/sh.c: Do not include c-pragma.h.
15363 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15365 * config/spu/spu.c: Remove include of c-common.h.
15367 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15370 * c-common.h (mark_valid_location_for_stdc_pragma,
15371 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15372 clear_float_const_decimal64, float_const_decimal64_p): New.
15373 * c.opt (Wunsuffixed-float-constants): New.
15374 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15375 unsuffixed float constant, handle new warning.
15376 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15377 * c-decl.c (c_scope): New flag float_const_decimal64.
15378 (set_float_const_decimal64, clear_float_const_decimal64,
15379 float_const_decimal64_p): New.
15380 (push_scope): Set new flag.
15381 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15382 to use STDC pragmas.
15383 (c_parser_external_declaration): Ditto.
15384 (c_parser_compound_statement_nostart): Ditto.
15385 * c-pragma.c (valid_location_for_stdc_pragma,
15386 mark_valid_location_for_stdc_pragma,
15387 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15388 handle_pragma_float_const_decimal64): New.
15389 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15390 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15391 set_float_const_decimal64, clear_float_const_decimal64,
15392 float_const_decimal64_p): New dummy functions.
15393 * doc/extend.texi (Decimal Float): Remove statement that the
15394 pragma, and suffix for double constants, are not supported.
15395 * doc/invoke.texi (Warning Options): List new option.
15396 (-Wunsuffixed-float-constants): New.
15398 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15400 * config/i386/i386.c: Do not include c-common.h.
15402 2009-05-07 Mark Heffernan <meheff@google.com>
15404 * doc/invoke.texi (Debugging Options): Document change of debugging
15406 * opts.c (decode_options): Make dump_base_name relative to
15407 aux_base_name directory.
15409 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15411 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15412 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15414 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15416 * Makefile.in (install-plugin): Simplify a bit.
15418 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15420 * Makefile.in (OBJS-common): Add regcprop.o.
15422 * timevar.def (TV_CPROP_REGISTERS): New.
15423 * regrename.c (regrename_optimize): Return 0.
15424 (rest_of_handle_regrename): Delete.
15425 (pass_rename_registers): Point to regrename_optimize.
15426 (struct value_data_entry, struct value_data,
15427 kill_value_one_regno, kill_value_regno, kill_value,
15428 set_value_regno, init_value_data, kill_clobbered_value,
15429 kill_set_value, kill_autoinc_value, copy_value,
15430 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15431 replace_oldest_value_reg, replace_oldest_value_addr,
15432 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15433 debug_value_data, validate_value_data): Move...
15434 * regcprop.c: ... here.
15435 (rest_of_handle_cprop): Delete.
15436 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15438 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15440 PR middle-end/40057
15441 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15442 GEN_INT for 1 << bitnum.
15443 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15444 build_int_cst_type.
15446 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15448 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15449 Remove wrong description of "nand" operation.
15451 2009-05-06 Richard Guenther <rguenther@suse.de>
15452 Adam Nemet <anemet@caviumnetworks.com>
15454 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15455 comment. Add that if LHS is not a gimple register, then RHS1 has
15456 to be a single object (GIMPLE_SINGLE_RHS).
15458 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15460 * expr.c (get_def_for_expr): Move it up in the file.
15461 (store_field): When expanding a bit-field store, look at the
15462 defining gimple stmt for the masking conversion.
15464 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15466 PR middle-end/39986
15467 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15468 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15469 32-bit memcpy into long.
15471 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15473 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15474 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15476 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15477 instead of appending DW_OP_deref*.
15479 2009-05-06 Michael Matz <matz@suse.de>
15481 PR middle-end/40021
15482 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15483 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15485 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15487 * Makefile.in (install-plugin): Fix srcdir handling.
15489 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15491 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15492 when processing for not_regs_needed bitmap.
15493 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15494 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15495 handling it for rhs.
15497 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15499 * config/i386/i386.md (unnamed inc/dec peephole): Use
15500 optimize_insn_for_size_p instead of optimize_size.
15501 * config/i386/predicates.md (incdec_operand): Likewise.
15502 (aligned_operand): Likewise.
15503 * config/i386/sse.md (divv8sf3): Likewise.
15504 (sqrtv8sf2): Likewise.
15506 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15508 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15510 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15512 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15514 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15515 ssemodesuffixf2c with avxmodesuffixf2c.
15517 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15520 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15522 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15524 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15525 (struct tree_base): Adjust spacing for 8 bit boundaries.
15526 (struct tree_decl_common): Add decl_by_reference_flag bit.
15527 (DECL_BY_REFERENCE): Adjust.
15528 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15529 print DECL_BY_REFERENCE bit.
15530 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15531 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15532 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15533 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15536 PR middle-end/39666
15537 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15538 range of the type, but default label is missing, add it with one
15539 of the existing labels instead of adding a new label for it.
15541 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15545 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15547 * Makefile.in (enable_plugin, plugin_includedir): New.
15548 (install): Depend on install-plugin.
15549 (PLUGIN_HEADERS): New.
15550 (install-plugin): New.
15551 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15553 2009-05-05 Richard Guenther <rguenther@suse.de>
15555 PR tree-optimization/40022
15556 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15558 (phivn_valid_p): Fix tuplification error, simplify.
15559 (phiprop_insert_phi): Add dumps.
15560 (propagate_with_phi): Simplify.
15562 2009-05-05 Richard Guenther <rguenther@suse.de>
15564 PR middle-end/40023
15565 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15567 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15569 * tree.h (strip_float_extensions): Remove duplicate declaration.
15570 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15571 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15572 block_ultimate_origin): Rearrange the declarations line to match the
15573 comment that indicates the .c file which the functions are defined.
15574 (dwarf2out_*, set_decl_rtl): Add comment.
15575 (get_base_address): Adjust comment.
15576 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15577 declarations line and add comment.
15578 (is_builtin_name): Add blank after function name, for clarity.
15580 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15582 * attribs.c (decl_attributes): Use %qE for identifiers in
15584 * cgraphunit.c (verify_cgraph_node): Translate function names to
15585 locale character set in diagnostics.
15586 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15588 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15589 Document that functions are named in UTF-8.
15590 * expr.c (expand_expr_real_1): Translate function names to locale
15591 character set in diagnostics.
15592 * gimplify.c (omp_notice_variable, omp_is_private,
15593 gimplify_scan_omp_clauses): Use %qE for identifiers in
15595 * langhooks.c (lhd_print_error_function): Translate function names
15596 to locale character set.
15597 * langhooks.h (decl_printable_name): Document that return value is
15598 in internal character set.
15599 * stmt.c: Include pretty-print.h
15600 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15602 (resolve_operand_name_1): Translate named operand name to locale
15604 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15606 * toplev.c (announce_function): Translate function names to locale
15608 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15609 (default_tree_printer): Use pp_identifier or translate identifiers
15610 to locale character set. Mark "<anonymous>" for translation.
15611 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15612 for identifiers in diagnostics.
15613 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15615 * varasm.c (output_constructor): Use %qE for identifiers in
15618 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15620 * configure.ac: use ` ` instead of $()
15621 * configure: Regenerate.
15623 2009-05-05 Ben Elliston <bje@au.ibm.com>
15625 * config/pa/linux-atomic.c: Eliminate conditional include of
15626 errno.h on non-LP64 systems to simplify build requirements.
15628 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15630 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15632 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15633 and pass value to identifier_to_locale.
15634 (warn_variable_length_array): Make name a tree.
15635 (grokdeclarator): Separate diagnostic texts for named and unnamed
15636 declarators. Use %qE for named declarators.
15637 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15639 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15640 identifiers in diagnostics.
15641 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15642 identifier_to_locale. Mark "anonymous" strings for translation.
15644 2009-05-04 Michael Eager <eager@eagercon.com>
15646 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15647 address for DImode/DFmode only if double-precision FP regs.
15649 2009-05-04 Michael Eager <eager@eagercon.com>
15651 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15652 TARGET_SINGLE_FLOAT check.
15654 2009-05-04 Michael Eager <eager@eagercon.com>
15656 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15658 2009-05-04 Michael Eager <eager@eagercon.com>
15660 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15661 * config/rs6000/t-xilinx: New
15663 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15665 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15666 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15667 * gcc/explow.c (memory_address): Use target hook.
15668 * gcc/targhooks.c (default_legitimize_address): New.
15669 * gcc/targhooks.h (default_legitimize_address): New.
15670 * gcc/target.h (legitimize_address): New.
15671 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15672 (TARGET_INITIALIZER): Include it.
15673 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15675 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15676 * config/bfin/bfin.c (legitimize_address): Remove.
15677 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15678 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15680 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15681 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15683 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15684 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15685 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15686 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15687 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15688 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15689 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15690 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15691 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15692 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15693 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15694 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15695 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15696 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15697 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15698 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15699 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15700 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15701 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15702 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15703 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15704 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15705 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15707 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15708 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15709 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15710 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15711 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15712 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15713 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15714 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15715 (thumb_legitimize_address): Delete.
15716 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15717 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15718 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15719 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15720 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15721 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15723 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15726 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15727 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15728 * config/m32r/m32r.c (m32r_legitimize_address): New.
15729 * config/m68k/m68k.c (m68k_legitimize_address): New.
15730 * config/score/score.c (score_legitimize_address): Standardize.
15731 * config/score/score3.c (score3_legitimize_address): Standardize.
15732 * config/score/score3.h (score3_legitimize_address): Adjust.
15733 * config/score/score7.c (score7_legitimize_address): Standardize.
15734 * config/score/score7.h (score7_legitimize_address): Adjust.
15735 * config/sh/sh.c (sh_legitimize_address): New.
15736 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15738 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15739 (s390_legitimize_address): ... this.
15740 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15741 (sparc_legitimize_address): ... this.
15742 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15743 (ix86_legitimize_address): ... this.
15744 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15745 (avr_legitimize_address): ... this.
15746 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15747 (mn10300_legitimize_address): ... this.
15748 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15749 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15750 (alpha_expand_mov): Adjust call.
15752 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15753 * config/spu/spu.c (spu_legitimize_address): Likewise.
15754 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15755 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15757 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15759 * intl.c (locale_encoding, locale_utf8): New.
15760 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15761 * intl.h (locale_encoding, locale_utf8): Declare.
15762 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15763 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15765 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15767 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15768 (pp_base_tree_identifier): Declare as function.
15769 (identifier_to_locale): Declare.
15770 * Makefile.in (pretty-print.o): Update dependencies.
15771 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15773 2009-05-04 Richard Guenther <rguenther@suse.de>
15775 PR middle-end/40015
15776 * builtins.c (fold_builtin_memory_op): Do not decay to element
15777 type if the size matches the whole array.
15779 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15781 * expmed.c (synth_mult): When trying out a shift, pass the result
15784 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15786 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15787 (shiftsub1_cost): New.
15788 (init_expmed): Compute shiftsub1_cost.
15789 (synth_mult): Optimize multiplications by constants of the form
15790 -(2^^m-1) for some constant positive integer m.
15792 2009-05-03 Richard Guenther <rguenther@suse.de>
15795 * c-typeck.c (array_to_pointer_conversion): Do not built
15796 ADDR_EXPRs of arrays of pointer-to-element type.
15797 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15798 up wrong ADDR_EXPRs after-the-fact.
15799 * c-common.c (strict_aliasing_warning): Strip pointer
15800 conversions for obtaining the original type.
15801 * builtins.c (fold_builtin_memset): Handle array types.
15802 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15805 2009-05-03 Richard Guenther <rguenther@suse.de>
15807 PR middle-end/23329
15808 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15809 Do not lose casts from array types with unknown extent to array
15810 types with known extent.
15811 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15812 alias set compatibility.
15814 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15816 * flags.h (extra_warnings): Delete.
15817 * toplev.c (process_options): Handle Wuninitialized here.
15818 * opts.c (extra_warnings): Delete.
15819 (set_Wextra): Delete.
15820 (common_handle_option): -Wextra can be handled automatically.
15821 * c-opts.c (c_common_handle_option): Delete obsolete code.
15822 (c_common_post_options): Simplify comment.
15823 * common.opt (W): Add Var.
15825 (Wuninitialized): Initialize to -1.
15827 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15828 Richard Guenther <rguenther@suse.de>
15830 * expr.c (get_def_for_expr): New function.
15831 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15832 SSA rather than trees.
15833 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15834 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15836 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15838 * c-common.c (reswords): Add _Imaginary.
15839 * c-common.c (enum rid): Add RID_IMAGINARY.
15841 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15843 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15844 Patch by Richard Guenther.
15846 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15848 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15849 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15850 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15851 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15852 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15853 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15854 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15855 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15856 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15857 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15858 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15859 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15860 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15861 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15862 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15863 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15864 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15865 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15867 2009-05-02 Richard Guenther <rguenther@suse.de>
15869 PR tree-optimization/39940
15870 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15873 2009-05-02 Richard Guenther <rguenther@suse.de>
15875 PR middle-end/40001
15876 * tree-ssa.c (execute_update_addresses_taken): Properly check
15877 if we can mark a variable DECL_GIMPLE_REG_P.
15878 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15879 back to the end of the function.
15880 (is_gimple_reg_type): Remove complex type special casing.
15881 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15884 2009-05-02 Ben Elliston <bje@au.ibm.com>
15886 * doc/collect2.texi (Collect2): Document search path behaviour
15887 when configured with --with-ld.
15889 2009-05-02 Jan Hubicka <jh@suse.cz>
15891 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15892 parameter; update callers.
15893 (coalesce_cost_edge): EH edges are costier because they needs
15894 splitting even if not critical and even more costier when there are
15895 multiple EH predecestors.
15897 2009-05-02 Jan Hubicka <jh@suse.cz>
15899 * except.c (remove_eh_handler_and_replace): Handle updating after
15900 removing TRY blocks.
15902 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15904 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15906 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15908 * varasm.c: Do not include c-pragma.h.
15909 * attribs.c: Do not incude c-common.h.
15911 2009-05-01 Michael Matz <matz@suse.de>
15913 * calls.c (initialize_argument_information): Handle SSA names like
15914 decls with a non MEM_P DECL_RTL.
15916 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15918 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15919 * ipa-utils.c: Likewise.
15920 * ipa-type-escape.c: Likewise.
15921 * cgraphunit.c Do not include c-common.h.
15922 * ipa-pure-const.c: Likewise.
15923 * tree-if-conv.c: Likewise.
15924 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15925 * ipa-struct-reorg.c: Likewise.
15926 * tree-nomudflap.c: Likewise.
15927 * tree-ssa-structalias.c: Likewise.
15929 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15931 * store-motion.c: Many cleanups to make this pass a first-class
15932 citizen instead of an appendix to gcse load motion. Add TODO list
15933 to make this pass faster/cleaner/better.
15935 (struct ls_expr): Post gcse.c-split cleanups.
15936 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15937 "stores" field to "avail_stores".
15938 (pre_ldst_mems): Rename to store_motion_mems.
15939 (pre_ldst_table): Rename to store_motion_mems_table.
15940 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15941 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15942 (ldst_entry): Rename to st_expr_entry, update users.
15943 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15944 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15945 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15947 (first_ls_expr): Rename to first_st_expr, update users.
15948 (next_ls_expr): Rename to next_st_expr, update users.
15949 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15950 fields properly for store motion instead of names inherited from load
15952 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15953 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15956 (ae_kill): Rename to st_kill, update users.
15957 (ae_gen): Rename to st_avloc, update users.
15958 (transp): Rename to st_transp, update users.
15959 (pre_insert_map): Rename to st_insert_map, update users.
15960 (pre_delete_map): Rename to st_delete_map, update users.
15961 (insert_store, build_store_vectors, free_store_memory,
15962 one_store_motion_pass): Update for abovementioned changes.
15964 (gcse_subst_count, gcse_create_count): Remove.
15965 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15966 and "n_stores_created", local variables.
15968 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15971 (regvec, compute_store_table_current_insn): Remove.
15972 (reg_set_info, reg_clear_last_set): Remove.
15973 (compute_store_table): Use DF caches instead of local dataflow
15976 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15978 * c-objc-common.c (c_tree_printer): Print identifiers with
15979 pp_identifier, not pp_string. Mark "({anonymous})" for
15981 * c-pretty-print.c (pp_c_ws_string): New.
15982 (pp_c_cv_qualifier, pp_c_type_specifier,
15983 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
15984 pp_c_storage_class_specifier, pp_c_function_specifier,
15985 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
15986 pp_c_primary_expression, pp_c_postfix_expression,
15987 pp_c_unary_expression, pp_c_shift_expression,
15988 pp_c_relational_expression, pp_c_equality_expression,
15989 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
15990 use pp_string and pp_c_ws_string in place of pp_identifier and
15991 pp_c_identifier for non-identifiers. Mark English strings for
15993 * c-pretty-print.h (pp_c_ws_string): Declare.
15995 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
15996 Roland McGrath <roland@redhat.com>
15998 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
15999 (ENABLE_LD_BUILDID): New configuration option.
16000 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16001 (LINK_BUILDID_SPEC): New macro.
16002 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16004 * doc/install.texi: Document --enable-linker-build-id option.
16005 * configure: Rebuild.
16006 * config.in: Rebuild.
16008 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16010 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16011 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16012 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16013 MIPS_GP_SAVE_AREA_SIZE.
16014 * config/mips/mips.c (struct mips_frame_info): Update comment
16015 before arg_pointer_offset and hard_frame_pointer_offset.
16016 (mips_compute_frame_info): Update diagram before function: to
16017 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16018 indicate the position of frame_pointer_rtx with -fstack-protector and
16019 to show args_size. Don't allocate cprestore area for leaf functions
16020 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16022 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16024 2009-04-30 Michael Matz <matz@suse.de>
16026 PR tree-optimization/39955
16027 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16029 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16031 * ira.c (setup_cover_and_important_classes): Use safe macro
16032 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16034 * genpreds.c (write_tm_preds_h): Output suitable definition of
16035 REG_CLASS_FOR_CONSTRAINT.
16037 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16039 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16041 * bitmap.c (bitmap_descriptor): Likewise.
16042 * ggc-common.c (loc_descriptor): Likewise.
16043 * varray.c (varray_descriptor): Likewise.
16044 * vec.c (vec_descriptor): Likewise.
16046 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16048 * Makefile.in (dce.o): Add $(EXCEPT_H).
16049 * dce.c: Include except.h and delete redundant vector definitions.
16050 (deletable_insn_p): Return false for non-call insns that can throw
16053 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16055 * gcse.c (ae_gen): Remove.
16056 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16057 and make non-static function to make it available in store-motion.c.
16058 Update call sites with search-and-replace.
16059 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16060 extract_mentioned_regs, extract_mentioned_regs_helper,
16061 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16062 store_killed_in_insn, store_killed_after, store_killed_before,
16063 build_store_vectors, insert_insn_start_basic_block, insert-store,
16064 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16065 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16066 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16067 * store-motion.c: ...new file. Also copy data structures from gcse.c
16068 and clean up to remove parts not used by store motion.
16069 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16070 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16072 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16075 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16076 when optimizing for size.
16078 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16080 * gcse.c (gcse_constant_p): Fix typo in last change.
16082 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16084 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16086 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16088 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16090 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16092 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16093 CONST_HIGH_PART result.
16095 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16097 * config/avr/avr.c (initial_elimination_offset): Rename to
16098 avr_initial_elimination_offset.
16099 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16100 change return type to bool.
16101 (avr_can_eliminate): New function.
16102 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16103 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16104 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16105 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16106 avr_initial_elimination_offset.
16107 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16108 (avr_initial_elimination_offset): Define.
16110 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16111 Steven Bosscher <steven@gcc.gnu.org>
16113 PR rtl-optimization/39938
16114 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16115 * cfgrtl.c: Include insn-attr.h.
16116 (rest_of_pass_free_cfg): New function.
16117 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16118 * resource.c (init_resource_info): Remove call to df_analyze.
16120 2009-04-29 Richard Guenther <rguenther@suse.de>
16123 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16124 allow conversion to signed integers.
16126 2009-04-29 Richard Guenther <rguenther@suse.de>
16128 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16129 shifts of floating point vectors if the shift amount is
16130 a constant multiple of the element size.
16132 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16133 Michael Matz <matz@suse.de>
16135 PR middle-end/39927
16137 * tree-outof-ssa.c (emit_partition_copy): New function.
16138 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16139 insert_part_to_rtx_on_edge): Perform the partition base var
16140 copy using emit_partition_copy.
16141 (insert_value_copy_on_edge): Convert constants to the right mode.
16142 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16143 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16145 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16147 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16148 scan backwards to try to find a constant to initialize it.
16150 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16151 insn before the loop_end instruction, don't look past labels.
16153 2009-04-29 Richard Guenther <rguenther@suse.de>
16155 PR middle-end/39937
16156 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16157 loose type conversions.
16158 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16159 stmts only if there are no uses of its definition.
16161 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16163 * config/bfin/bfin.h (splitting_loops): Declare.
16164 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16165 Reorder bit definitions to be ascending.
16166 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16167 * config/bfin/bfin.c (splitting_loops): New variable.
16168 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16169 (struct loop_info): Remove members INIT and LOOP_INIT.
16170 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16171 the LSETUP sequence. Allow LC to be loaded from any register, but
16172 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16173 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16175 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16176 of reload_completed.
16179 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16181 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16183 * Makefile.in (PLUGIN_VERSION_H): New.
16184 (OBJS-common): Remove plugin-version.o.
16185 (plugin.o): Depend on (PLUGIN_VERSION_H).
16186 (plugin-version.o): Remove.
16187 * configure: Regenerate
16188 * configure.ac: Create plugin-version.h.
16189 * gcc-plugin.h (plugin_gcc_version): Remove.
16190 (plugin_default_version_check): Change signature.
16191 * plugin-version.c: Remove.
16192 * plugin.c: Include plugin-version.h.
16193 (str_plugin_gcc_version_name): Remove.
16194 (try_init_one_plugin): Pass gcc version to plugin_init.
16195 (plugin_default_version_check): Both gcc and plugin versions are now
16198 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16200 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16201 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16202 Remove special case testing for last insn of inner loops. Don't fail
16203 if the loop ends with a jump, emit an extra nop instead.
16205 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16206 DREGS rather than comparing directly. Remove code that tries to
16207 account for latencies.
16209 2009-04-29 Richard Guenther <rguenther@suse.de>
16211 PR tree-optimization/39941
16212 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16213 eliminating an indirect call.
16215 2009-04-29 Richard Guenther <rguenther@suse.de>
16217 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16218 parameter. Allow invariants as base if !require_lvalue.
16219 (verify_gimple_assign_single): Adjust.
16221 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16223 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16224 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16225 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16226 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16227 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16229 * config/bfin/bfin.c (bfin_expand_builtin,
16230 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16232 2009-04-28 Richard Guenther <rguenther@suse.de>
16234 * tree-vect-loop.c (get_initial_def_for_induction): Use
16235 correct types for pointer increment.
16237 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16239 * toplev.c (print_version): Update GMP version string calculation.
16241 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16243 PR rtl-optimization/39938
16244 * resource.c (init_resource_info): Add call to df_analyze.
16246 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16248 * config/alpha/alpha.md (usegp): Cast the result of
16249 alpha_find_lo_sum_using_gp to enum attr_usegp.
16250 * config/alpha/alpha.c (override_options): Remove end-of-structure
16251 marker element from cpu_table. Use array size of cpu_table to handle
16252 -mcpu and -mtune options.
16253 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16255 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16257 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16258 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16259 tune_32 and tune_64.
16260 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16261 support on PowerPC.
16262 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16263 * config/rs6000/option-defaults.h: ... here. New file.
16264 (OPT_64, OPT_32): Define.
16265 (MASK_64BIT): Define to 0 if not already defined.
16266 (OPT_ARCH64, OPT_ARCH32): Define.
16267 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16270 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16272 * config/arm/arm.c (arm_override_options): Emit error on using
16275 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16277 PR rtl-optimization/39914
16278 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16279 registers for allocnos created from user-defined variables only
16280 when not optimizing.
16282 2009-04-28 Richard Guenther <rguenther@suse.de>
16284 PR middle-end/39937
16285 * fold-const.c (fold_binary): Use distribute_real_division only
16288 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16290 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16291 add hpux-stdint.h to tm_file.
16292 (hppa[12]*-*-hpux11*): Ditto.
16293 (ia64*-*-hpux*): Ditto.
16294 * config/hpux-stdint.h: New.
16295 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16296 __STDC_EXT__ for all compiles.
16297 * config/pa/pa-hpux.h: Ditto.
16298 * config/pa/pa-hpux10.h: Ditto.
16299 * config/pa/pa-hpux11.h: Ditto.
16301 2009-04-28 Catherine Moore <clm@codesourcery.com>
16303 * debug.h (set_name): Add comment.
16305 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16308 * config/darwin.c (machopic_gen_offset): Check
16309 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16310 * config/arm/arm.c (require_pic_register): Likewise.
16312 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16314 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16315 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16316 m32c_promote_prototypes): Delete.
16318 2009-04-28 Michael Matz <matz@suse.de>
16320 PR middle-end/39922
16321 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16324 2009-04-28 Richard Guenther <rguenther@suse.de>
16326 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16328 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16330 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16331 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16332 * config/arm/arm-tune.md: Regenerate.
16334 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16336 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16337 block if there are complex incoming edges.
16338 (sel_merge_blocks): Remove useless assert.
16339 (sel_redirect_edge_and_branch): Check that edge was redirected.
16340 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16341 (sel_find_rgns): Delete declaration.
16342 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16343 the region when it is not a preheader.
16345 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16348 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16350 2009-04-28 Richard Guenther <rguenther@suse.de>
16352 * tree.h (SSA_NAME_VALUE): Remove.
16353 (struct tree_ssa_name): Remove value_handle member.
16354 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16355 array for jump threading.
16356 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16358 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16359 * tree-flow.h (threadedge_initialize_values): Declare.
16360 (threadedge_finalize_values): Likewise.
16361 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16362 (SSA_NAME_VALUE): Define.
16363 (threadedge_initialize_values): New function.
16364 (threadedge_finalize_values): Likewise.
16365 * tree-ssa-dom.c (ssa_name_values): New global variable.
16366 (SSA_NAME_VALUE): Define.
16367 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16369 2009-04-28 Ira Rosen <irar@il.ibm.com>
16371 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16372 Use REPORT_VECTORIZED_LOCATIONS instead
16373 REPORT_VECTORIZED_LOOPS.
16374 * tree-vectorizer.c (vect_verbosity_level): Make static.
16375 (vect_loop_location): Rename to vect_location.
16376 (vect_set_verbosity_level): Update comment.
16377 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16379 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16380 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16381 instead REPORT_UNVECTORIZED_LOOPS.
16382 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16383 and vect_loop_def to vect_external_def and vect_internal_def.
16384 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16385 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16386 REPORT_UNVECTORIZED_LOCATIONS.
16387 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16388 and vect_used_in_loop and to vect_unused_in_scope and
16389 vect_used_in_scope.
16390 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16391 (vect_verbosity_level): Remove declaration.
16392 (vect_analyze_operations): Likewise.
16393 (vect_analyze_stmt): Declare.
16394 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16395 REPORT_UNVECTORIZED_LOCATIONS.
16396 (vect_get_loop_niters): Fix indentation.
16397 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16398 (vect_analyze_loop_operations): New function.
16399 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16400 vect_analyze_operations.
16401 (vect_is_simple_reduction): Use new names.
16402 (vectorizable_live_operation, vect_transform_loop): Likewise.
16403 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16404 to specify whether the data references can be a part of interleaving
16406 (vect_analyze_data_ref_dependence): Use new names.
16407 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16408 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16409 * tree-vect-patterns.c (widened_name_p): Use new names.
16410 (vect_recog_dot_prod_pattern): Likewise.
16411 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16412 (process_use, vect_mark_stmts_to_be_vectorized,
16413 vect_model_simple_cost, vect_model_store_cost,
16414 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16415 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16416 vectorizable_operation, vectorizable_type_demotion,
16417 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16418 vectorizable_condition): Likewise.
16419 (vect_analyze_operations): Split into vect_analyze_loop_operations
16421 (vect_analyze_stmt): ... new function.
16422 (new_stmt_vec_info): Use new names.
16423 (vect_is_simple_use): Use new names and fix comment.
16424 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16425 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16427 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16430 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16431 and integer modes for x87 operands. Do not ICE for unsupported size,
16432 generate error instead. Generate error for unsupported operand types.
16433 ['z']: Do not handle HImode memory operands specially. Warning
16434 for floating-point operands. Fallthru to 'Z' for unsupported operand
16435 types. Do not ICE for unsupported size, generate error instead.
16436 (output_387_binary_op): Use %Z to output operands.
16437 (output_fp_compare): Ditto.
16438 (output_387_reg_move): Ditto.
16440 2009-04-28 Ben Elliston <bje@au.ibm.com>
16445 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16447 * builtins.c (c_strlen): Do not warn here.
16448 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16449 * c-common.c (pointer_int_sum): Take an explicit location.
16450 Warn about offsets out of bounds.
16451 * c-common.h (pointer_int_sum): Adjust declaration.
16453 2009-04-27 Ian Lance Taylor <iant@google.com>
16455 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16457 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16458 * df-core.c (df_set_flags): Change return type to int. Change
16459 type of old_flags to int.
16460 (df_clear_flags): Likewise.
16461 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16462 (df_get_conditional_uses): Likewise.
16463 * df.h (df_set_flags, df_clear_flags): Update declarations.
16464 * dwarf2out.c (struct indirect_string_node): Change type of form
16465 field to enum dwarf_form.
16466 (AT_string_form): Change return type to enum dwarf_form.
16467 * fixed-value.c (fixed_compare): Add cast to enum type.
16468 * fwprop.c (update_df): Change 0 to VOIDmode.
16469 * gensupport.c: Change 0 to UNKNOWN.
16470 * gimple.h (gimple_cond_code): Add cast to enum type.
16471 * haifa-sched.c (reemit_notes): Add cast to enum type.
16472 * hooks.c (hook_int_void_no_regs): Remove function.
16473 * hooks.h (hook_int_void_no_regs): Remove declaration.
16474 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16475 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16476 * real.c (real_arithmetic): Add cast to enum type.
16477 (real_compare): Likewise.
16478 * target.h (struct gcc_target): Change return type of
16479 branch_target_register_class to enum reg_class.
16480 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16481 default_branch_target_register_class.
16482 * targhooks.c (default_branch_target_register_class): New function.
16483 * targhooks.h (default_branch_target_register_class): Declare.
16484 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16485 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16487 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16489 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16490 vect_uninitialized_def. Change 0 to ERROR_MARK.
16491 * tree-vect-stmts.c (supportable_widening_operation): Don't
16492 initialize icode1 and icode2.
16493 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16494 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16496 (cmn_err_flag_specs): Change 0 to STD_C89.
16497 (cmn_err_char_table): Likewise.
16498 * config/arm/arm.c (get_arm_condition_code): Change type of code
16499 to enum arm_cond_code.
16500 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16501 (IWMMXT_BUILTIN2): Likewise.
16502 (neon_builtin_type_bits): Don't define typedef.
16503 (neon_builtin_datum): Change type of bits field to int.
16504 (arm_expand_neon_args): Add cast to enum type.
16505 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16507 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16508 casts to enum type.
16509 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16511 * config/mips/mips.md (jal_macro): Return enum constant.
16512 (single_insn): Likewise.
16513 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16515 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16516 casts to enum type.
16517 * config/s390/s390.c (s390_tune_flags): Change type to int.
16518 (s390_arch_flags): Likewise.
16519 (s390_handle_arch_option): Change flags field of struct pta to int.
16520 * config/s390/s390.h (s390_tune_flags): Update declaration.
16521 (s390_arch_flags): Likewise.
16522 * config/sh/sh.c (prepare_move_operands): Compare
16523 tls_symbolic_operand result with enum constant.
16524 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16525 (sh_expand_prologue): Add cast to enum type.
16526 (sh_expand_epilogue): Likewise.
16527 (tls_symbolic_operand): Change return type to enum tls_model.
16528 (fpscr_set_from_mem): Add cast to enum type.
16529 (legitimize_pic_address): Compare tls_symbolic_operand result with
16531 (sh_target_reg_class): Change return type to enum reg_class.
16532 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16534 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16535 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16536 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16537 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16538 (delayed_branch, tls_call_delay): Likewise.
16539 (eligible_for_sibcall_delay): Likewise.
16540 (eligible_for_return_delay): Likewise.
16541 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16542 (spu_expand_builtin_1): Likewise.
16544 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16545 for all types of conversions.
16546 (output_init_element): Issue -Wc++-compat warning if needed when
16547 initializing a bitfield with enum type.
16548 * c-parser.c (c_parser_expression): Set original_type to
16549 original_type of right hand operand of comma operator.
16551 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16553 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16555 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16556 * doc/cpp.texi (Standard Predefined Macros)
16557 (Implementation-defined behavior): Likewise.
16558 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16559 * doc/gimple.texi (GIMPLE Exception Handling)
16560 (@code{GIMPLE_ASSIGN}): Likewise.
16561 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16562 * doc/invoke.texi (Warning Options, Optimize Options)
16563 (AVR Options, Darwin Options): Likewise.
16564 (Optimize Options): Reformulate -fwhole-program description.
16565 * doc/loop.texi (Lambda): Likewise.
16566 * doc/md.texi (Output Template, Define Constraints)
16567 (Standard Names, Insn Splitting): Likewise.
16568 * doc/options.texi (Option properties): Likewise.
16569 * doc/passes.texi (Tree-SSA passes): Likewise.
16570 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16571 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16572 (File Names and DBX): Likewise.
16573 * doc/trouble.texi (Incompatibilities): Likewise.
16575 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16577 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16578 instruction is correct.
16580 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16582 Allow non-constant arguments to conversion intrinsics.
16583 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16584 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16585 * spu.c (print_operand): Handle 'v' and 'w'.
16586 (exp2_immediate_p, spu_gen_exp2): Define.
16587 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16588 spu_convtf_1): Update parameter descriptions.
16589 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16590 * constraints.md ('v', 'w'): New.
16591 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16593 (i2f, I2F): New define_mode_attr.
16594 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16595 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16596 fixuns_truncv4sfv4si2): Update to use mode attribute.
16597 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16598 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16599 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16600 patterns for combine.
16602 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16604 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16605 (cprop, hoist, pre, store_motion): New debug counters.
16606 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16607 is not an RTL pass anymore.
16608 (pass_profiling): Remove extern decl for pass removed in 2005.
16609 (pass_gcse, pass_jump_bypass): Remove.
16610 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16611 to 0 for clean state.
16612 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16613 * cse.c (gate_handle_cse_after_global_opts,
16614 rest_of_handle_cse_after_global_opts): New functions.
16615 (pass_cse_after_global_opts): New pass, does local CSE.
16616 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16617 (TV_CPROP): New timevar.
16618 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16619 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16620 (gcse_main, recompute_all_luids): Remove.
16621 (compute_hash_table_work): Call max_reg_num instead of reading
16623 (cprop_jump): Don't set run_jump_opt_after_gcse.
16624 (constprop_register): Always allow to alter jumps.
16625 (cprop_insn): Likewise.
16626 (do_local_cprop): Likewise.
16627 (local_cprop_pass): Likewise. Return non-zero if something changed.
16628 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16629 (find_implicit_sets): Add note about missed optimization opportunity.
16630 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16631 pass_rtl_cprop execute function.
16632 Don't bother tracking the pass number, each pass gets its own dumpfile
16634 Always allow to alter jumpsand bypass jumps.
16635 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16636 will just find no suitable set.
16637 (pre_edge_insert): Fix dumping, this function is for PRE only.
16638 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16639 pass_rtl_pre execute function.
16640 (hoist_code): Return non-zero if something changed. Keep track of
16641 substitutions and insertions for statistics gathering similar to PRE.
16642 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16643 called from the pass_rtl_hoist execute function. Show pass statistics.
16644 (compute_store_table): Use max_reg_num directly instead of using the
16645 formerly global max_gcse_regno.
16646 (build_store_vectors): Likewise.
16647 (replace_store_insn): Fix dumping.
16648 (store_motion): Rename to ...
16649 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16650 pass, called from the pass_rtl_store_motion execute function. Keep
16651 track of substitutions and insertions for statistics gathering similar
16653 (bypass_jumps): Remove, fold interesting bits into ...
16654 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16655 from the pass_rtl_cprop execute function.
16656 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16657 pass_jump_bypass): Remove.
16658 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16659 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16660 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16661 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16662 (gate_rtl_store_motion, execute_rtl_store_motion,
16663 pass_rtl_store_motion): New.
16664 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16665 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16666 * passes.c (init_optimization_passes): Remove pass_gcse and
16667 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16668 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16669 instead of pass_jump_bypass.
16671 2009-04-27 Richard Guenther <rguenther@suse.de>
16673 PR middle-end/39928
16674 * gimplify.c (gimplify_expr): If we are required to create
16675 a temporary make sure it ends up as register.
16677 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16680 * config/i386/i386.c (construct_container): Don't call
16681 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16682 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16684 2009-04-27 Michael Matz <matz@suse.de>
16686 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16687 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16688 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16689 (dump_replaceable_exprs): Take a bitmap.
16690 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16692 (expand_gimple_basic_block): Likewise.
16693 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16694 replaceable_expressions member a bitmap.
16695 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16696 (mark_replaceable): Likewise.
16697 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16698 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16700 2009-04-27 Richard Guenther <rguenther@suse.de>
16702 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16703 (verify_stmts): Dispatch to gimple/type verification code.
16704 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16705 issue with call argument types.
16707 2009-04-27 Michael Matz <matz@suse.de>
16709 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16710 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16713 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16714 Eric Botcazou <ebotcazou@adacore.com>
16716 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16717 a label's basic block.
16718 (mark_target_live_regs): Tidy and rework obsolete comments.
16719 Change back DF problem to LIVE. If a label starts a basic block,
16720 assume that all registers that used to be live then still are.
16721 (init_resource_info): If a label starts a basic block, set its
16722 BLOCK_FOR_INSN accordingly.
16723 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16725 2009-04-27 Richard Guenther <rguenther@suse.de>
16727 * tree-flow-inline.h (function_ann): Remove.
16728 (get_function_ann): Likewise.
16729 * tree-dfa.c (create_function_ann): Remove.
16730 * tree-flow.h (struct static_var_ann_d): Remove.
16731 (struct function_ann_d): Likewise.
16732 (union tree_ann_d): Remove fdecl member.
16733 (function_ann_t): Remove.
16734 (function_ann, get_function_ann, create_function_ann): Remove
16737 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16739 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16741 2009-04-27 Jan Hubicka <jh@suse.cz>
16743 * ipa-pure-const.c (struct funct_state_d): New fields
16744 state_previously_known, looping_previously_known; remove
16745 state_set_in_source.
16746 (analyze_function): Use new fields.
16747 (propagate): Avoid assumption that state_set_in_source imply
16750 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16751 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16752 * cfgloop.h (finite_loop_p): Declare.
16754 2009-04-26 Michael Matz <matz@suse.de>
16756 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16758 2009-04-26 Michael Matz <matz@suse.de>
16760 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16761 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16762 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16763 pass_mark_used_blocks): Remove.
16764 * tree-optimize.c (pass_free_datastructures,
16765 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16766 * passes.c (init_optimization_passes): Don't call
16767 pass_mark_used_blocks, remove dead code.
16769 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16771 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16772 * tree-ssa-live.h (register_ssa_partition): Likewise.
16774 2009-04-26 Michael Matz <matz@suse.de>
16777 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16778 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16779 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16781 (compare_pairs): Swap cost comparison.
16782 (coalesce_ssa_name): Don't use change_partition_var.
16783 * tree-nrv.c (struct nrv_data): Add modified member.
16784 (finalize_nrv_r): Set it.
16785 (tree_nrv): Use it to update statements.
16786 (pass_nrv): Require PROP_ssa.
16787 * tree-mudflap.c (mf_decl_cache_locals,
16788 mf_build_check_statement_for): Use make_rename_temp.
16789 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16790 * alias.c (find_base_decl): Handle SSA names.
16791 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16792 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16793 * rtl.h (set_reg_attrs_for_parm): Declare.
16794 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16795 to "optimized", remove unused locals at finish.
16796 (execute_free_datastructures): Make global, call
16797 delete_tree_cfg_annotations.
16798 (execute_free_cfg_annotations): Don't call
16799 delete_tree_cfg_annotations.
16801 * ssaexpand.h: New file.
16802 * expr.c (toplevel): Include ssaexpand.h.
16803 (expand_assignment): Handle SSA names the same as register variables.
16804 (expand_expr_real_1): Expand SSA names.
16805 * cfgexpand.c (toplevel): Include ssaexpand.h.
16806 (SA): New global variable.
16807 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16808 (SSAVAR): New macro.
16809 (set_rtl): New helper function.
16810 (add_stack_var): Deal with SSA names, use set_rtl.
16811 (expand_one_stack_var_at): Likewise.
16812 (expand_one_stack_var): Deal with SSA names.
16813 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16814 before unique numbers.
16815 (expand_stack_vars): Use set_rtl.
16816 (expand_one_var): Accept SSA names, add asserts for them, feed them
16817 to above subroutines.
16818 (expand_used_vars): Expand all partitions (without default defs),
16819 then only the local decls (ignoring those expanded already).
16820 (expand_gimple_cond): Remove edges when jumpif() expands an
16821 unconditional jump.
16822 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16823 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16825 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16826 members of SA; deal with PARM_DECL partitions here; expand
16827 all PHI nodes, free tree datastructures and SA. Commit instructions
16828 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16829 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16830 info and statements at start, collect garbage at finish.
16831 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16832 (VAR_ANN_PARTITION) Remove.
16833 (change_partition_var): Don't declare.
16834 (partition_to_var): Always return SSA names.
16835 (var_to_partition): Only accept SSA names.
16836 (register_ssa_partition): Only check argument.
16837 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16839 (delete_var_map): Don't free it.
16840 (var_union): Only accept SSA names, simplify.
16841 (partition_view_init): Mark only useful SSA names as used.
16842 (partition_view_fini): Only deal with SSA names.
16843 (change_partition_var): Remove.
16844 (dump_var_map): Use ssa_name instead of partition_to_var member.
16845 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16847 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16848 (struct _elim_graph): New member const_dests; nodes member vector of
16850 (set_location_for_edge): New static helper.
16851 (create_temp): Remove.
16852 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16853 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16854 (new_elim_graph): Allocate const_dests member.
16855 (clean_elim_graph): Truncate const_dests member.
16856 (delete_elim_graph): Free const_dests member.
16857 (elim_graph_size): Adapt to new type of nodes member.
16858 (elim_graph_add_node): Likewise.
16859 (eliminate_name): Likewise.
16860 (eliminate_build): Don't take basic block argument, deal only with
16861 partition numbers, not variables.
16862 (get_temp_reg): New static helper.
16863 (elim_create): Use it, deal with RTL temporaries instead of trees.
16864 (eliminate_phi): Adjust all calls to new signature.
16865 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16866 (rewrite_trees): Only do checking.
16867 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16868 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16869 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16870 contains_tree_r, MAX_STMTS_IN_LATCH,
16871 process_single_block_loop_latch, analyze_edges_for_bb,
16872 perform_edge_inserts): Remove.
16873 (expand_phi_nodes): New global function.
16874 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16875 functions, initialize new parameter, remember partitions having a
16877 (finish_out_of_ssa): New global function.
16878 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16879 don't reset in_ssa_p here, don't disable TER when mudflap.
16880 (pass_del_ssa): Remove.
16881 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16883 (execute_free_datastructures): Declare.
16884 * Makefile.in (SSAEXPAND_H): New variable.
16885 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16886 * basic-block.h (commit_one_edge_insertion): Declare.
16887 * passes.c (init_optimization_passes): Move pass_nrv and
16888 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16889 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16890 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16891 (redirect_branch_edge): Deal with super block when expanding, split
16892 out jump patching itself into ...
16893 (patch_jump_insn): ... here, new static helper.
16895 2009-04-26 Michael Matz <matz@suse.de>
16897 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16898 beyond num_ssa_names.
16899 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16900 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16902 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16904 PR inline-asm/39543
16905 * fwprop.c (forward_propagate_asm): New function.
16906 (forward_propagate_and_simplify): Propagate also into __asm, if it
16907 doesn't increase the number of referenced registers.
16910 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16912 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16914 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16915 note_nonlocal_vla_type for nonlocal VLAs.
16916 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16917 contains_remapped_vars, remap_vla_decls): New functions.
16918 (convert_nonlocal_reference_stmt): If not optimizing, call
16919 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16920 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16921 if it wasn't found in var_map.
16922 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16923 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16924 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16926 * gimplify.c (nonlocal_vlas): New variable.
16927 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16929 (gimplify_body): Create and destroy nonlocal_vlas.
16931 * dwarf2out.c (loc_descr_plus_const): New function.
16932 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16933 mem_loc_descriptor, loc_descriptor_from_tree_1,
16934 descr_info_loc, gen_variable_die): Use it.
16936 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16937 !TREE_STATIC VAR_DECLs.
16938 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16939 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16940 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16941 DECL_BY_REFERENCE is valid.
16942 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16943 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16944 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16945 Copy DECL_BY_REFERENCE.
16946 (struct nesting_copy_body_data): New type.
16947 (nesting_copy_decl): New function.
16948 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16949 if they have variable length.
16951 2009-04-26 Michael Matz <matz@suse.de>
16953 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16954 mark new temporaries for renaming.
16956 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16959 * c-decl.c (global_bindings_p): Return negative value.
16960 (c_variable_size): New. Based on variable_size from
16962 (grokdeclarator): Call c_variable_size not variable_size.
16964 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16966 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16968 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16970 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16971 Redefine it to just use mingw/include.
16972 (ASM_SPEC): Rules for -m32 and -m64.
16973 (LINK_SPEC): Use Likewise.
16974 (SPEC_32): New define.
16975 (SPEC_64): Likewise.
16976 (SUB_LINK_SPEC): Likewise.
16977 (MULTILIB_DEFAULTS): New define.
16978 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16979 Add multilib options.
16980 (MULTILIB_DIRNAMES): Likewise.
16981 (MULTILIB_OSDIRNAMES): Likewise.
16982 (LIBGCC): Likewise.
16983 (INSTALL_LIBGCC): Likewise.
16985 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16988 * c-tree.h (enum c_inline_static_type): New.
16989 (record_inline_static): Declare.
16990 * c-decl.c (struct c_inline_static, c_inline_statics,
16991 record_inline_static, check_inline_statics): New.
16992 (pop_file_scope): Call check_inline_statics.
16993 (start_decl): Call record_inline_static instead of pedwarning
16994 directly for static in inline function.
16995 * c-typeck.c (build_external_ref): Call record_inline_static
16996 instead of pedwarning directly for static referenced in inline
16999 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17001 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17002 not new but only being rescanned.
17003 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17004 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17005 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17006 record_set_info, compute_set, grealloc): Remove.
17007 (recompute_all_luids): New function.
17008 (gcse_main): Don't compute sets, and don't do related memory
17009 allocations/free-ing. If something changed before the end of the
17010 pass, update LUIDs using recompute_all_luids.
17011 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17012 (free_gcse_mem): Don't free it either.
17013 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17014 Use the df insn LUIDs.
17015 (load_killed_in_block): Likewise.
17016 (compute_hash_table_work): Don't compute reg_set_in_block.
17017 (compute_transp): Use DF_REG_DEF_CHAINs.
17018 (local_cprop_pass): Don't use compute_sets and related functions.
17019 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17020 Use get_max_uid() instead of max_cuid.
17021 (insert_insn_end_basic_block, pre_insert_copy_insn,
17022 update_ld_motion_stores): Don't try to
17023 keep reg_set tables up to date.
17024 (pre_insert_copies): Use df insn LUIDs.
17025 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17026 (reg_set_info): Don't use extra bitmap argument.
17027 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17028 information to compute regs_set_in_block.
17029 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17030 (bypass_jumps): Don't use compute_sets and friends.
17032 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17035 * opts.c (undocumented_msg): Do not leave blank even with
17038 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17040 * c-decl.c (build_enumerator): Allow values folding to integer
17041 constants but not integer constant expressions with a pedwarn if
17044 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17047 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17048 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17049 type is an integer constant.
17051 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17054 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17057 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17060 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17061 with variably modified return type and no storage class
17062 specifiers, except for the case of nested functions. Distinguish
17063 extern declarations of functions with variably modified return
17064 types from those of objects with variably modified types.
17066 2009-04-25 Jan Hubicka <jh@suse.cz>
17068 * tree.c (list_equal_p): New function.
17069 * tree.h (list_equal_p): Declare.
17070 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17071 basic_block_def, basic_block, const_basic_block): New.
17072 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17073 (redirect_eh_edge): New function.
17074 (make_eh_edge_update_phi): EH edges are not abnormal.
17075 * except.c: Include tree-flow.h.
17076 (list_match): New function.
17077 (eh_region_replaceable_by_p): New function.
17078 (replace_region): New function.
17079 (hash_type_list): New function.
17080 (hash_eh_region): New function.
17081 (eh_regions_equal_p): New function.
17082 (merge_peers): New function.
17083 (remove_unreachable_regions): Verify EH tree when checking;
17085 (copy_eh_region_1): New function.
17086 (copy_eh_region): New function.
17087 (push_reachable_handler): New function.
17088 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17089 regions without label but with live RESX.
17090 * except.h (redirect_eh_edge_to_label): New.
17091 * tree-flow.h (redirect_eh_edge): New.
17092 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17093 basic_block_def, basic_block, const_basic_block): Remove.
17094 * Makefile.in (except.o): Add dependency on tree-flow.h
17095 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17096 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17099 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17102 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17103 on the destination of memcpy.
17105 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17107 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17108 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17109 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17111 2009-04-25 Jan Hubicka <jh@suse.cz>
17113 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17114 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17115 to be reached by different label than left.
17116 (update_eh_edges): Update comment; remove edge_to_remove if possible
17117 and return true if suceeded.
17118 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17119 (cleanup_eh): Compute sharing map.
17120 * except.c (remove_eh_handler_and_replace): Add argument if we should
17122 (remove_unreachable_regions): Update for label sharing.
17123 (label_to_region_map): Likewise.
17124 (get_next_region_sharing_label): New function.
17125 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17127 (remove_eh_handler): Update.
17128 (remove_eh_region_and_replace_by_outer_of): New function.
17129 * except.h (struct eh_region): Add next_region_sharing_label.
17130 (remove_eh_region_and_replace_by_outer_of,
17131 get_next_region_sharing_label): Declare.
17132 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17134 2009-04-25 Jan Hubicka <jh@suse.cz>
17136 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17137 insert code even if they are not critical.
17139 2009-04-25 Jan Hubicka <jh@suse.cz>
17141 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17142 (gimple_can_remove_branch_p): EH edges won't remove branch by
17144 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17145 updating of non-abnormal EH edges.
17146 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17147 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17148 (split_critical_edges): Split also edges where emitting code on them
17149 will lead to splitting later.
17151 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17152 H.J. Lu <hongjiu.lu@intel.com>
17155 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17156 the configured assembler supports fildq and fistpq mnemonics.
17157 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17158 * configure: Regenerated.
17159 * config.in: Ditto.
17161 * config/i386/i386.c (print_operand): Handle 'Z'.
17162 ['z']: Remove handling of special fild/fist suffixes.
17163 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17164 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17165 suffix of fild insn.
17166 (*floatsi<mode>2_vector_mixed): Ditto.
17167 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17168 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17169 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17170 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17171 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17173 2009-04-25 Ben Elliston <bje@au.ibm.com>
17175 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17176 the source of a set operation.
17178 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17180 * target.h (struct gcc_target): Add case_values_threshold field.
17181 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17182 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17183 * targhooks.c (default_case_values_threshold): New function.
17184 * targhooks.h (default_case_values_threshold): Declare function.
17185 * stmt.c (expand_case): Use case_values_threshold target hook.
17186 * expr.h (case_values_threshold): Remove declartation.
17187 * expr.c (case_values_threshold): Remove function.
17188 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17190 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17191 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17192 (avr_case_values_threshold): Declare as static.
17193 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17195 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17196 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17197 (mn10300_case_values_threshold): New function.
17199 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17201 * ira.c (setup_cover_and_important_classes): Add enum cast.
17203 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17205 * genpreds.c (write_enum_constraint_num): Output definition of
17206 CONSTRAINT_NUM_DEFINED_P macro.
17207 * ira.c (setup_cover_and_important_classes): Use
17208 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17210 2009-04-24 DJ Delorie <dj@redhat.com>
17212 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17213 __SH2A_SINGLE_ONLY__ also.
17215 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17217 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17218 (movdf_internal): Ditto.
17219 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17220 SFmode and DFmode constants.
17221 (ia64_print_operand): Add 'G' format for printing
17222 floating point constants.
17224 2009-04-24 Richard Guenther <rguenther@suse.de>
17226 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17227 from unsigned additions.
17229 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17231 * c-typeck.c (set_init_index): Allow array designators that are
17232 not integer constant expressions with a pedwarn if pedantic.
17234 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17236 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17237 zero if no overlap in nonzero bits between the operands.
17239 2009-04-24 Ian Lance Taylor <iant@google.com>
17241 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17242 (record_dead_and_set_regs): Likewise.
17243 * df.h (struct df_mw_hardreg): Change flags field to int.
17244 (struct df_base_ref): Likewise.
17245 (struct df): Change changeable_flags field to int.
17246 * df-scan.c (df_defs_record): Change clobber_flags to int.
17247 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17248 constants rather than #define macros.
17249 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17250 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17251 (enum dwarf_calling_convention): Likewise.
17252 (enum dwarf_line_number_x_ops): Likewise.
17253 (enum dwarf_call_frame_info): Likewise.
17254 (enum dwarf_source_language): Likewise.
17255 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17256 (add_calling_convention_attribute): Likewise.
17257 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17258 (combine_comparisons): Change compcode to int. Add cast to enum type.
17259 * genrecog.c (maybe_both_true_2): Change c to int.
17260 (write_switch): Likewise. Add cast to enum type.
17261 * gimplify.c (gimplify_omp_for): Handle return values from
17262 gimplify_expr using MIN rather than bitwise or.
17263 (gimplify_expr): Add cast to enum type.
17264 * ipa-prop.c (update_jump_functions_after_inlining): Change
17265 IPA_BOTTOM to IPA_JF_UNKNOWN.
17266 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17267 Add casts to enum type.
17268 (setup_cover_and_important_classes): Change cl to int. Add casts
17270 (setup_class_translate): Change cl and mode to int.
17271 (ira_init_once): Change mode to int.
17272 (free_register_move_costs): Likewise.
17273 (setup_prohibited_mode_move_regs): Add casts to enum type.
17274 * langhooks.c (add_builtin_function_common): Rework assertion that
17275 value fits bitfield.
17276 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17277 * omega.c (omega_do_elimination): Avoid math on enum types.
17278 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17279 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17280 int local to handle integral_argment value.
17281 * regmove.c (try_auto_increment): Change PUT_MODE to
17283 * reload.c (push_secondary_reload): Add casts to enum type.
17284 (secondary_reload_class, find_valid_class): Likewise.
17285 * reload1.c (emit_input_reload_insns): Likewise.
17286 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17287 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17288 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17290 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17291 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17293 (expand_complex_libcall): Add casts to enum type.
17294 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17295 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17296 with ERROR_MARK, not NUM_TREE_CODES.
17297 (vect_create_epilog_for_reduction): Likewise.
17298 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17299 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17300 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17302 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17303 vect_unused_in_loop. Change 0 to loop_vect.
17304 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17305 * var-tracking.c (get_init_value): Change return type to enum
17307 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17308 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17310 (arm_override_options): Add casts to enum type.
17311 (arm_emit_tls_decoration): Likewise.
17312 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17314 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17315 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17316 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17318 * config/s390/s390.c (code_for_builtin_64): Change to array of
17320 (code_for_builtin_31): Likewise.
17321 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17323 * config/sparc/sparc.c (sparc_override_options): Change value
17324 field in struct code_model to enum cmodel. In initializer change
17325 0 to NULL and add cast to enum type.
17327 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17328 Change all callers. Issue a -Wc++-compat warning using
17329 lhs_origtype if necessary.
17330 (convert_for_assignment): Issue -Wc++-compat warnings about
17331 invalid conversions to enum type on assignment.
17332 * c-common.h (build_modify_expr): Update declaration.
17334 2009-04-24 Nick Clifton <nickc@redhat.com>
17336 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17337 (function_arg_advance): Likewise.
17338 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17341 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17343 * config/s390/constraints.md ('I', 'J'): Fix condition.
17345 2009-04-24 Diego Novillo <dnovillo@google.com>
17347 * gengtype-parse.c (parse_error): Add newline after message.
17349 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17351 * config/i386/sse.md (avxmodesuffixs): Removed.
17352 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17353 (*avx_pinsr<ssevecsize>): This.
17355 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17357 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17358 follow chains of regs with a single definition, and allow expressions
17359 that are function_invariant_p.
17360 (simple_rhs_p): Allow expressions that are function_invariant_p.
17362 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17364 PR middle-end/39867
17365 * fold-const.c (fold_cond_expr_with_comparison): When folding
17366 > and >= to MAX, make sure the MAX uses the same type as the
17367 comparison's operands.
17369 2009-04-24 Nick Clifton <nickc@redhat.com>
17371 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17372 addressing for DImode accesses.
17373 (frv_print_operand_address): Handle PLUS case.
17374 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17376 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17378 PR rtl-optimization/39794
17379 * alias.c (canon_true_dependence): Add x_addr argument.
17380 * rtl.h (canon_true_dependence): Adjust prototype.
17381 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17382 * cselib.c (cselib_invalidate_mem): Likewise.
17383 * gcse.c (compute_transp): Likewise.
17384 * dse.c (scan_reads_nospill): Likewise.
17385 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17386 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17387 canon_base_addr of the group, plus optional offset.
17388 (struct group_info): Rename canon_base_mem to
17390 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17391 canon_rtx of base_mem.
17393 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17395 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17396 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17398 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17400 * config/spu/spu-builtins.h: Delete file.
17402 * config/spu/spu.h (enum spu_builtin_type): Move here from
17404 (struct spu_builtin_description): Likewise. Add GTY marker.
17405 Do not use enum spu_function_code or enum insn_code.
17406 (spu_builtins): Add extern declaration.
17408 * config/spu/spu.c: Do not include "spu-builtins.h".
17409 (enum spu_function_code, enum spu_builtin_type_index,
17410 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17411 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17412 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17413 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17414 (spu_builtin_types): Make static. Add GTY marker.
17415 (spu_builtins): Add extern declaration with GTY marker.
17416 Include "gt-spu.h".
17418 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17419 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17420 Check programmatically whether all parameters are scalar.
17422 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17424 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17426 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17427 assignment from the constructor either if the target is volatile.
17429 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17431 * config/arm/arm.md (insv): Do not share operands[0].
17433 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17435 * config/vxlib-tls.c (active_tls_threads): Delete.
17436 (delete_hook_installed): New.
17437 (tls_delete_hook): Don't delete the delete hook.
17438 (tls_destructor): Delete it here.
17439 (__gthread_set_specific): Adjust installing the delete hook.
17440 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17441 __gthread_leave_tsd_dtor_context.
17443 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17445 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17447 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17449 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17451 (alpha_rtx_costs): Ditto.
17452 (emit_unlikely_jump): Use add_reg_note.
17453 (emit_frame_store_1): Ditto.
17454 (alpha_expand_prologue): Ditto.
17455 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17456 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17458 2009-04-23 Nick Clifton <nickc@redhat.com>
17460 * config/v850/v850.md (epilogue): Remove suppressed code.
17461 (return): Rename to return_simple and remove test of frame size.
17462 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17463 to gen_return_simple.
17465 2009-04-22 Jing Yu <jingyu@google.com>
17468 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17470 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17473 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17474 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17475 value is a VECTOR_CST, the element type is the element type of the
17478 2009-04-22 DJ Delorie <dj@redhat.com>
17480 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17482 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17484 * alias.c (find_base_term): Move around LO_SUM case, so that
17485 CONST falls through into PLUS/MINUS handling.
17488 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17489 into 0, use omit_one_operand.
17491 2009-04-23 Ben Elliston <bje@au.ibm.com>
17493 * config/rs6000/linux-unwind.h (get_regs): Remove type
17494 puns. Change the type of `pc' to an array of unsigned ints and
17495 update all users. Constify frame24.
17497 2009-04-22 DJ Delorie <dj@redhat.com>
17499 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17500 declarations before code.
17501 (current_function_special_page_vector): Likewise.
17502 (m32c_expand_insv): Silence a warning.
17504 2009-04-21 Taras Glek <tglek@mozilla.com>
17506 * alias.c: Update GTY annotations to new syntax.
17507 * basic-block.h: Likewise.
17508 * bitmap.h: Likewise.
17509 * c-common.h: Likewise.
17510 * c-decl.c: Likewise.
17511 * c-parser.c: Likewise.
17512 * c-pragma.c: Likewise.
17513 * c-tree.h: Likewise.
17514 * cfgloop.h: Likewise.
17515 * cgraph.h: Likewise.
17516 * config/alpha/alpha.c: Likewise.
17517 * config/arm/arm.h: Likewise.
17518 * config/avr/avr.h: Likewise.
17519 * config/bfin/bfin.c: Likewise.
17520 * config/cris/cris.c: Likewise.
17521 * config/darwin.c: Likewise.
17522 * config/frv/frv.c: Likewise.
17523 * config/i386/i386.c: Likewise.
17524 * config/i386/i386.h: Likewise.
17525 * config/i386/winnt.c: Likewise.
17526 * config/ia64/ia64.h: Likewise.
17527 * config/iq2000/iq2000.c: Likewise.
17528 * config/mips/mips.c: Likewise.
17529 * config/mmix/mmix.h: Likewise.
17530 * config/pa/pa.c: Likewise.
17531 * config/pa/pa.h: Likewise.
17532 * config/rs6000/rs6000.c: Likewise.
17533 * config/s390/s390.c: Likewise.
17534 * config/sparc/sparc.c: Likewise.
17535 * config/xtensa/xtensa.c: Likewise.
17536 * cselib.h: Likewise.
17537 * dbxout.c: Likewise.
17538 * dwarf2out.c: Likewise.
17539 * except.c: Likewise.
17540 * except.h: Likewise.
17541 * fixed-value.h: Likewise.
17542 * function.c: Likewise.
17543 * function.h: Likewise.
17544 * gimple.h: Likewise.
17545 * integrate.c: Likewise.
17546 * optabs.c: Likewise.
17547 * output.h: Likewise.
17548 * real.h: Likewise.
17550 * stringpool.c: Likewise.
17551 * tree-data-ref.c: Likewise.
17552 * tree-flow.h: Likewise.
17553 * tree-scalar-evolution.c: Likewise.
17554 * tree-ssa-address.c: Likewise.
17555 * tree-ssa-alias.h: Likewise.
17556 * tree-ssa-operands.h: Likewise.
17557 * tree.c: Likewise.
17558 * tree.h: Likewise.
17559 * varasm.c: Likewise.
17560 * varray.h: Likewise.
17562 * coretypes.h: Do not define GTY macro if it is already defined.
17563 * doc/gty.texi: Update GTY documentation to new syntax.
17564 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17565 annotations on structs.
17566 * gengtype-parse.c: Likewise.
17568 2009-04-22 Mark Heffernan <meheff@google.com>
17570 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17572 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17574 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17577 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17579 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17580 the same as a PLUS without a shift. Increase the cost of a
17583 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17585 * Makefile.in: Update dependencies.
17586 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17587 * errors.h: Remove bogus comment about compatibility.
17588 (warning): Update declaration.
17589 * genautomata.c: Update all calls to warning.
17590 * gimple.c: Do not include errors.h. Include toplev.h.
17591 * tree-ssa-structalias.c: Do not include errors.h.
17592 * omega.c: Likewise.
17593 * tree-ssa-reassoc.c: Likewise.
17594 * config/spu/spu-c.c: Likewise.
17595 * config/spu/t-spu-elf: Update dependencies.
17597 2009-04-22 Richard Guenther <rguenther@suse.de>
17599 PR tree-optimization/39824
17600 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17601 make sure the types are compatible.
17603 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17606 * c-common.c (c_parse_error): Take a token_flags parameter.
17607 Use token_type for the token type instead.
17608 Pass token_flags to cpp_type2name.
17609 * c-common.h (c_parse_error): Update declaration.
17610 * c-parser.c (c_parser_error): Pass 0 as token flags.
17612 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17614 PR rtl-optimization/39580
17615 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17617 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17619 * function.c (expand_function_end): Do not emit a jump to the "naked"
17620 return label for fall-through returns.
17621 * except.c (sjlj_emit_function_exit): Always place the call to the
17622 unregister function at the location installed by expand_function_end.
17624 2009-04-22 Richard Guenther <rguenther@suse.de>
17626 PR tree-optimization/39845
17627 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17628 (gen_inbound_check): Likewise.
17630 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17632 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17634 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17635 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17637 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17639 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17640 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17641 shift counts to avoid out-of-bounds array accesses.
17643 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17645 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17646 (Pmode): Move above.
17648 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17650 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17651 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17652 GET_CODE macro. Use IN_RANGE macro where appropriate.
17653 * config/alpha/alpha.h: Ditto.
17654 * config/alpha/alpha.md: Ditto.
17655 * config/alpha/constraints.md: Ditto.
17656 * config/alpha/predicates.md: Ditto.
17658 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17660 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17661 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17662 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17663 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17664 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17665 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17666 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17667 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17668 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17669 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17670 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17671 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17672 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17673 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17674 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17675 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17676 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17677 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17678 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17679 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17680 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17681 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17682 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17683 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17684 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17685 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17686 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17688 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17690 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17691 references from comments.
17692 * cfgbuild.c: (count_basic_blocks): Delete.
17693 (find_basic_blocks_1): Delete.
17694 (find_basic_blocks): Delete.
17695 * except.c (finish_eh_generation): Make static. Move comment from
17696 except.h here. Remove find_basic_blocks references from comments.
17697 * except.h (finish_eh_generation): Delete.
17698 * basic-block.h (find_basic_blocks): Delete.
17699 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17701 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17703 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17704 (sdbout_parms): Likewise.
17706 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17708 * config/sh/sh.c (prepare_cbranch_operands): Use
17709 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17710 (expand_cbranchdi4): Likewise.
17711 (from_compare): Add cast to enum type.
17712 (expand_cbranchsi4): Use add_reg_note.
17713 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17714 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17715 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17716 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17717 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17718 instead of CODE_FOR_nothing.
17719 (cbranchdi4): Likewise. Fix the order of arguments for
17721 (push_fpscr): Use add_reg_note.
17722 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17723 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17725 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17727 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17728 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17729 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17730 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17731 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17732 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17733 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17734 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17735 config/alpha/x-vms, config/arc/t-arc,
17736 config/arm/README-interworking, config/arm/arm-c.c,
17737 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17738 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17739 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17740 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17741 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17742 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17743 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17744 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17745 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17746 config/cris/t-elfmulti, config/crx/t-crx,
17747 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17748 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17749 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17750 config/h8300/t-h8300, config/i386/athlon.md,
17751 config/i386/darwin-libgcc.10.4.ver,
17752 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17753 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17754 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17755 config/i386/t-linux64, config/i386/t-nwld,
17756 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17757 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17758 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17759 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17760 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17761 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17762 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17763 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17764 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17765 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17766 config/m68k/t-uclinux, config/mcore/t-mcore,
17767 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17768 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17769 config/mips/crtn.asm, config/mips/irix-crti.asm,
17770 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17771 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17772 config/mips/mips-fixed.md, config/mips/sb1.md,
17773 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17774 config/mips/t-iris6, config/mips/t-isa3264,
17775 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17776 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17777 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17778 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17779 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17780 config/mn10300/t-linux, config/mn10300/t-mn10300,
17781 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17782 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17783 config/picochip/libgccExtras/clzsi2.asm,
17784 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17785 config/rs6000/darwin-libgcc.10.4.ver,
17786 config/rs6000/darwin-libgcc.10.5.ver,
17787 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17788 config/rs6000/t-aix43, config/rs6000/t-aix52,
17789 config/rs6000/t-darwin, config/rs6000/t-fprules,
17790 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17791 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17792 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17793 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17794 config/rs6000/t-rtems, config/rs6000/t-spe,
17795 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17796 config/score/t-score-elf, config/sh/divcost-analysis,
17797 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17798 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17799 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17800 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17801 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17802 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17803 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17804 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17805 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17806 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17807 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17808 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17809 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17810 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17811 * config/h8300/genmova.sh: Include copyright and license notices
17812 in generated output.
17813 * config/h8300/mova.md: Regenerate.
17814 * doc/install.texi2html: Include word "Copyright" in copyright
17815 notice and use name "Free Software Foundation, Inc.".
17816 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17817 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17818 ChangeLog-2007, ChangeLog-2008: Correct dates.
17820 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17822 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17823 NE_EXPR operations as well.
17824 * c-parser.c (c_parser_condition): Do not set location information on
17826 (c_parser_conditional_expression): Likewise.
17827 (c_parser_binary_expression): Set location information on operators.
17828 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17829 TRUTH_NOT_EXPR has been folded.
17830 * fold-const.c (fold_truth_not_expr): Copy location information from
17831 the incoming expression to the outgoing one.
17832 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17833 recursive calls on the LHS of the operator but pass that of the
17834 operator to recursive calls on the RHS of the operator. Set it
17836 (shortcut_cond_expr): Set the locus of the operator on the second
17837 COND_EXPR and that of the expression on the first in degenerate cases.
17838 Pass the locus of the expression to calls to shortcut_cond_r.
17839 Set the locus of the 'then' block on the associated jump, if any.
17840 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17841 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17842 expression to call to gimplify_boolean_expr.
17844 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17846 * config.gcc: Add additional configuration for
17847 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17848 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17849 (CPP_SPEC): Redefine for allowing -municode option.
17850 (STARTFILE_SPEC): Likewise.
17851 * config/i386/t-mingw-w64: New.
17852 * config/i386/mingw-w64.opt: New.
17853 (municode): Add new target option.
17854 * doc/invoke.texi (municode): Add documentation for new option.
17856 2009-04-21 Ian Lance Taylor <iant@google.com>
17858 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17859 Correct test for number of arguments.
17860 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17862 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17864 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17865 argument of emit_library_call.
17867 2009-04-21 Richard Guenther <rguenther@suse.de>
17869 PR middle-end/39829
17870 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17871 inside VIEW_CONVERT_EXPRs.
17873 2009-04-21 Martin Jambor <mjambor@suse.cz>
17875 * tree-switch-conversion.c (build_constructors): Split a long line.
17876 (constructor_contains_same_values_p): New function.
17877 (build_one_array): Create assigns of constants if possible, do not
17878 call mark_sym_for_renaming, call update_stmt.
17879 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17880 make_rename_temp. Do not call mark_symbols_for_renaming, call
17882 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17883 find_new_referenced_vars, call update_stmt.
17884 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17885 instead of calling make_rename_temp. Do not call
17886 find_new_referenced_vars or mark_symbols_for_renaming, call
17889 2009-04-21 Richard Guenther <rguenther@suse.de>
17891 PR tree-optimization/39827
17892 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17893 (tree_ssa_phiprop): Pass the correct array size.
17895 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17897 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17899 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17902 * c-typeck.c (lvalue_p): Move declaration ...
17903 * c-common.h (lvalue_p): ... to here.
17904 * c-common.c (candidate_equal_p): New.
17905 (add_tlist): Use it.
17906 (merge_tlist): Use it.
17907 (warn_for_collisions_1): Likewise.
17908 (warning_candidate_p): Accept more candidates.
17909 (verify_tree): A warning candidate can be an expression. Use
17912 2009-04-21 Ben Elliston <bje@au.ibm.com>
17915 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17916 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17917 options. Remove -mcall-solaris documentation.
17919 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17922 * doc/invoke.texi (-Wlong-long): Update description.
17923 * c-lex (interpret_integer): Only warn if there was no previous
17924 overflow and -Wlong-long is enabled.
17925 * c-decl.c (declspecs_add_type): Drop redundant flags.
17926 * c.opt (Wlong-long): Init to -1.
17927 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17928 and front-end warn_long_long. Wlong-long only depends on other
17929 flags if it is uninitialized.
17930 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17931 the same for CPP and FE.
17932 (restore_extension_diagnostics): Likewise.
17934 2009-04-20 Ian Lance Taylor <iant@google.com>
17936 Fix enum conversions which are invalid in C++:
17937 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17938 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17939 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17940 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17941 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17942 (dbxout_parms): Likewise.
17943 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17944 (df_clear_flags): Likewise.
17945 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17946 top_flag parameter to int.
17947 (df_chain_create_bb_process_use): Likewise.
17948 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17950 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17951 (df_ref_create_structure, df_def_record_1): Likewise.
17952 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17953 (df_notes_rescan): Change 0 to VOIDmode in function call.
17954 (df_get_call_refs, df_insn_refs_collect): Likewise.
17955 (df_bb_regs_collect): Likewise.
17956 (df_entry_block_defs_collect): Likewise.
17957 (df_exit_block_uses_collect): Likewise.
17958 * df.h: Update declarations.
17959 * double-int.c (double_int_divmod): Add cast to enum type.
17960 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17961 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17962 (based_loc_descr): Likewise.
17963 (loc_descriptor_from_tree_1): Change first_op and second_op to
17964 enum dwarf_location_atom. Add cast to enum type.
17965 * expmed.c (init_expmed): Change 0 to SET in function call.
17966 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17967 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17968 (do_store_flag): Likewise.
17969 * fixed-value.h (struct fixed_value): Change mode to enum
17971 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17972 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17974 (insert_insn_decl, insert_decl, insert_state): Likewise.
17975 (automata_list_finish): Likewise.
17976 * genrecog.c (process_define_predicate): Add cast to enum type.
17977 * gensupport.c (init_predicate_table): Add cast to enum type.
17978 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
17980 (gimple_build_call_1, gimple_build_label): Likewise.
17981 (gimple_build_goto, gimple_build_asm_1): Likewise.
17982 (gimple_build_switch_1, gimple_build_cdt): Likewise.
17983 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
17984 (enum fallback): Rename from enum fallback_t.
17985 (fallback_t): Typedef as int.
17986 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
17987 GSI_SAME_STMT in function call.
17988 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
17990 (setup_reg_class_relations): Likewise.
17991 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
17992 (setup_prohibited_class_mode_regs): Add cast to enum type.
17993 (setup_prohibited_mode_move_regs): Likewise.
17994 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
17995 (record_address_regs): Change i to enum reg_class.
17996 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
17997 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
17998 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
17999 (GET_MODE_2XWIDER_MODE): Likewise.
18000 (GET_CLASS_NARROWEST_MODE): Likewise.
18001 * omp-low.c (expand_omp_for): Add cast to enum type.
18002 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18003 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18004 * postreload.c (reload_cse_simplify_operands): Change rclass local
18006 * predict.c (combine_predictions_for_insn): Change best_predictor
18007 and predictor to enum br_predictor.
18008 (combine_predictions_for_bb): Likewise.
18009 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18010 use SET_PREDICT_EXPR_OUTCOME.
18011 * real.c (real_arithmetic): Change icode to code in function call.
18012 * reginfo.c (init_move_cost): Add casts to enum type.
18013 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18014 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18016 * reload.c (find_valid_class): Add casts to enum type.
18017 (push_reload): Change 0 to NO_REGS in function call.
18018 (find_reloads): Change this_alternative to array of enum
18019 reg_class. Remove some now-unnecessary casts.
18020 (make_memloc): Change 0 to VOIDmode in function call.
18021 * reload1.c (reload): Change 0 to VOIDmode in function call.
18022 (eliminate_regs_1, elimination_effects): Likewise.
18023 (eliminate_regs_in_insn): Likewise.
18024 (emit_input_reload_insns): Add cast to enum type.
18025 (delete_output_reload): Change 0 to VOIDmode in function call.
18026 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18027 to enum type in function call.
18028 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18029 (SET_PREDICT_EXPR_OUTCOME): Define.
18030 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18031 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18032 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18033 (dump_function): Likewise.
18034 * tree-dump.h: Update declarations.
18035 * tree-pass.h: Update declarations.
18036 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18037 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18039 (arm_rtx_costs_1): Correct parenthesization.
18040 (arm_rtx_costs): Add casts to enum type.
18041 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18042 (vfp_emit_fstmd): Use add_rg_note.
18043 (emit_multi_reg_push, emit_sfm): Likewise.
18044 (thumb_set_frame_pointer): Likewise.
18045 (arm_expand_prologue): Likewise.
18046 (arm_regno_class): Change return type to enum reg_class.
18047 (thumb1_expand_prologue): Use add_reg_note.
18048 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18049 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18051 * config/arm/gentune.sh: Add cast to enum type.
18052 * config/arm/arm-tune.md: Rebuild.
18053 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18054 (ix86_split_fp_branch, predict_jump): Likewise.
18055 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18056 insn_code to enum rtx_code.
18057 (ix86_builtin_vectorized_function): Add cast to enum type.
18058 * config/i386/i386.md (truncdfsf2): Change slot to enum
18060 (truncxf<mode>2, isinf<mode>2): Likewise.
18061 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18063 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18064 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18065 (insert_bundle_state): Change 1 to INSERT in function call.
18066 (ia64_add_bundle_selector_before): Likewise.
18067 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18068 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18069 (restore_stack_nonlocal): Likewise.
18070 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18072 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18074 (mips_rtx_costs): Likewise.
18075 (mips_override_options): Add casts to enum type.
18076 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18078 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18079 (store_reg, set_reg_plus_d): Likewise.
18080 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18081 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18083 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18085 (emit_unlikely_jump): Use add_reg_note.
18086 (rs6000_emit_allocate_stack): Likewise.
18087 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18088 (output_toc): Change 1 to INSERT in function call.
18089 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18090 (rs6000_initialize_trampoline): Likewise.
18091 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18093 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18094 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18095 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18096 (save_gprs): Use add_reg_note.
18097 (s390_emit_prologue): Likewise.
18098 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18099 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18100 (sparc_fold_builtin): Add cast to enum type.
18101 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18103 (spu_expand_prologue): Use add_reg_note.
18104 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18106 2009-04-20 Ian Lance Taylor <iant@google.com>
18108 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18109 (c_parser_postfix_expression_after_primary): Get VEC for list of
18110 arguments. Get original types of arguments. Call
18111 build_function_call_vec.
18112 (cached_expr_list_1, cached_expr_list_2): New static variables.
18113 (c_parser_expr_list): Change return type to VEC *. Add
18114 p_orig_types parameter. Change all callers.
18115 (c_parser_release_expr): New static function.
18116 (c_parser_vec_to_tree_list): New static function.
18117 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18118 call build_function_call_vec.
18119 (build_function_call_vec): New function, based on old
18120 build_function_call.
18121 (convert_arguments): Remove nargs and argarray parameters. Change
18122 values to a VEC. Add origtypes parameter.
18123 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18124 (convert_for_assignment): Add origtype parameter. Change all
18125 callers. If warn_cxx_compat, check for conversion to an enum
18126 type when calling a function.
18127 (store_init_value): Add origtype parameter. Change all callers.
18128 (digest_init): Likewise.
18129 (struct init_node): Add origtype field.
18130 (add_pending_init): Add origtype parameter. Change all callers.
18131 (output_init_element): Likewise.
18132 (output_pending_init_elements): Pass origtype from init_node to
18133 output_init_element.
18134 (process_init_element): Pass origtype from c_expr to
18135 output_init_element.
18136 (c_finish_return): Add origtype parameter. Change all callers.
18137 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18139 (sync_resolve_params): Likewise.
18140 (sync_resolve_return): Change params to first_param. Change caller.
18141 (resolve_overloaded_builtins): Change params to VEC *. Change
18142 callers. Save first parameter around call to build_function_call_vec.
18143 * c-decl.c (finish_decl): Add origtype parameter. Change all
18144 callers. Call build_function_call_vec rather than
18145 build_function_call for cleanup.
18146 * c-tree.h: Update declarations.
18147 * c-common.h: Update declarations.
18148 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18149 params to first_param.
18150 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18151 params parameter from tree to void *.
18152 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18153 Change arglist parameter to have type void *, and to be a pointer
18155 * config/rs6000/rs6000-protos.h
18156 (altivec_resolve_overloaded_builtin): Update declaration.
18157 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18158 fnargs parameter to have type void *, and to be a pointer to a
18159 VEC. Call build_function_call_vec instead of
18160 build_function_call.
18161 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18163 2009-04-20 Joey Ye <joey.ye@intel.com>
18164 Xuepeng Guo <xuepeng.guo@intel.com>
18165 H.J. Lu <hongjiu.lu@intel.com>
18167 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18169 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18170 (IX86_LEA_PRIORITY): Likewise.
18171 (distance_non_agu_define): New function.
18172 (distance_agu_use): Likewise.
18173 (ix86_lea_for_add_ok): Likewise.
18174 (ix86_dep_by_shift_count): Likewise.
18176 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18177 should split for LEA.
18179 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18181 (ix86_dep_by_shift_count): Likewise.
18183 2009-04-20 Richard Guenther <rguenther@suse.de>
18185 * expr.c (handled_component_p): Move ...
18186 * tree.h (handled_component_p): ... here.
18187 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18188 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18189 and REALPART_EXPR to be in one group.
18191 2009-04-20 Richard Guenther <rguenther@suse.de>
18193 * basic-block.h (get_all_dominated_blocks): Declare.
18194 * dominance.c (get_all_dominated_blocks): New function.
18195 * tree-cfg.c (get_all_dominated_blocks): Remove.
18196 (remove_edge_and_dominated_blocks): Adjust.
18197 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18198 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18199 instead of recursing.
18201 2009-04-20 Doug Kwan <dougkwan@google.com>
18203 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18204 (struct cgraph_node_set_def): New type.
18205 (cgraph_node_set) New type. Also declare vector functions.
18206 (struct cgraph_node_set_element_def): New type.
18207 (cgraph_node_set_element): Ditto.
18208 (cgraph_node_set_iterator): New iterator type.
18209 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18210 cgraph_node_set_remove, dump_cgraph_node_set,
18211 debug_cgraph_node_set): New prototypes.
18212 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18213 cgraph_node_set_size): New inlines.
18214 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18215 including cgraph.h.
18216 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18217 argument to function 'write_summary'.
18218 * ipa.c: Include ggc.h.
18219 (hash_cgraph_node_set_element,
18220 eq_cgraph_node_set_element, cgraph_node_set_new,
18221 cgraph_node_set_add, cgraph_node_set_remove,
18222 cgraph_node_set_find, dump_cgraph_node_set,
18223 debug_cgraph_node_set): New functions.
18224 * Makefile.in (ipa.o): Add dependency on GGC_H.
18226 2009-04-20 Ira Rosen <irar@il.ibm.com>
18228 PR tree-optimization/39675
18229 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18230 check of the return code of vect_schedule_slp. Check that
18231 stmt_vec_info still exists for the statement, before checking its
18232 vectorization type.
18234 2009-04-20 Michael Matz <matz@suse.de>
18236 * Makefile.in (generated_files): Take out $(simple_generated_c).
18238 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18240 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18241 (UINTPTR_TYPE): Likewise.
18243 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18246 * c-typeck.c (digest_init): Check for initializing an array with a
18249 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18252 * c-semantics.c (pop_stmt_list): Propagate
18253 STATEMENT_LIST_HAS_LABEL to parent statement list.
18255 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18257 * config/mips/mips.h (mips_tune_attr): New macro.
18258 * config/mips/mips.md (cpu): Use it.
18260 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18263 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18266 2009-04-19 Diego Novillo <dnovillo@google.com>
18268 * toplev.c (compile_file): Move call to coverage_finish ...
18269 * cgraphunit.c (ipa_passes): ... here.
18270 Call cgraph_process_new_functions.
18271 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18272 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18274 2009-04-19 Jan Hubicka <jh@suse.cz>
18276 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18278 (dump_cgraph_node): Dump can throw external flag.
18279 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18281 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18285 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18286 * common.opt (Wlogical-op): Move from here...
18287 * c.opt (Wlogical-op): ... to here.
18288 * c-typeck.c (parser_build_binary_op): Update call to
18289 warn_logical_operator.
18290 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18292 * c-common.c (warn_logical_op): Update.
18293 * c-common.h (warn_logical_op): Update declaration.
18295 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18297 * tree.c (protected_set_expr_location): Fix formatting.
18299 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18302 * c-typeck.c (readonly_warning): new.
18303 (build_unary_op, build_modify_expr): Use readonly_warning for
18304 storing into something readonly but not const-qualified.
18306 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18309 * c-typeck.c (build_unary_op): Check for taking address of
18310 expression of type void.
18312 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18315 * c-typeck.c (build_function_call): Check for calling a function
18316 with qualified void return types. Call require_complete_type when
18319 2009-04-18 Jan Hubicka <jh@suse.cz>
18321 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18323 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18324 can_throw_external flag.
18325 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18326 * ipa-pure-const.c (ignore_edge): New function.
18327 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18328 only over can_throw_external edges.
18329 (local_pure_const): Add nothrow flag.
18330 * ipa-utils.c (searchc): Add ignore_edge callback.
18331 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18332 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18333 (set_nothrow_function_flags): Update cgraph.
18334 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18336 2009-04-18 Richard Guenther <rguenther@suse.de>
18338 PR middle-end/39804
18339 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18340 (fold_stmt): ... this and ...
18341 (fold_stmt_inplace): ... this.
18342 (fold_stmt_1): Fold references in calls and asms.
18343 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18345 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18347 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18348 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18350 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18352 * tree.c (function_args_count): Remove.
18353 * tree.h: Remove the prototype for function_args_count.
18355 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18357 * tree-iterator.c (expr_only): Remove.
18358 * tree.h: Remove the prototype for expr_only.
18360 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18362 * reginfo.c (cannot_change_mode_set_regs): Remove.
18363 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18365 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18367 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18368 whether operands 0 and 1 overlaps.
18370 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18372 PR middle-end/36902
18373 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18374 pointer. Use warning_at instead of warning.
18375 (search_for_addr_array): Likewise.
18376 (check_array_bounds): Likewise.
18377 (check_all_array_refs): Check that the incoming edge is not in the
18378 list of edges to be removed.
18379 (check_all_array_refs): Avoid the temporal pointer.
18380 (vrp_visit_cond_stmt): Fix typo.
18381 (simplify_switch_using_ranges): Handle the case where the switch
18382 index is an integer constant.
18384 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18386 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18388 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18390 * doc/extend.texi, doc/invoke.texi: Fix typos.
18392 2009-04-17 Cary Coutant <ccoutant@google.com>
18394 * tree-flow-inline.h (get_lineno): Fix inverted test.
18396 2009-04-17 Diego Novillo <dnovillo@google.com>
18398 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18399 assertion for AVAIL_OUT.
18401 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18404 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18405 * config/sh/linux-atomic.asm: Likewise.
18407 2009-04-17 Diego Novillo <dnovillo@google.com>
18409 * except.c (debug_eh_tree): New.
18410 (struct eh_region, struct eh_status): Move ...
18411 * except.h: ... here.
18412 (add_type_for_runtime): Declare extern.
18413 (lookup_type_for_runtime): Likewise.
18414 (debug_eh_tree): Declare.
18415 * Makefile.in (GTFILES): List except.h before except.c
18417 2009-04-17 Diego Novillo <dnovillo@google.com>
18419 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18420 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18421 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18422 (find_vars_r): ... here.
18423 * tree-flow.h (find_referenced_vars_in): Declare.
18424 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18425 that AVAIL_OUT exists for BLOCK.
18426 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18427 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18428 (tree-parloops.o): Likewise.
18430 2009-04-17 Simon Baldwin <simonb@google.com>
18432 * toplev.c (default_tree_printer): Add handling for %E format.
18434 2009-04-17 Diego Novillo <dnovillo@google.com>
18436 * tree-pretty-print.c (dump_generic_node): Add break after
18437 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18438 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18439 FUNCTION_TYPE together. Call print_struct_decl when printing
18440 structures and TDF_SLIM is not given.
18441 (print_struct_decl): Fix logic for detecting recursion.
18443 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18446 * gcc.c (create_at_file): New.
18447 (compile_input_file_p): New.
18448 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18449 * main.c (main): Update call to toplev_main.
18450 * toplev.c (toplev_main): Change signature. Call expandargv.
18451 * toplev.h (toplev_main): Change signature.
18453 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18455 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18456 if the latter is not constant.
18458 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18460 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18462 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18464 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18465 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18467 2009-04-17 Richard Guenther <rguenther@suse.de>
18469 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18470 Handle component references view-converting an invariant address.
18472 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18474 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18475 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18476 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18477 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18478 Use @deftypevr rather than @deftypevar.
18480 2009-04-17 Richard Guenther <rguenther@suse.de>
18482 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18483 (get_prop_source_stmt): Likewise.
18484 (can_propagate_from): Likewise.
18486 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18488 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18489 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18490 (--with-multilib-list): Add default value.
18491 * configure: Regenerate.
18492 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18493 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18494 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18495 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18496 Don't add default cpu to multilib list unnecessarily, but do enable
18497 the relevant compiler option..
18498 Add support for --with-multilib-list=<blank> and
18499 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18500 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18501 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18502 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18503 TM_MULTILIB_CONFIG.
18504 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18505 (MULTILIB_OSDIRNAMES): New variable.
18506 * config/sh/t-1e: Delete file.
18507 * config/sh/t-mlib-sh1: Delete file.
18508 * config/sh/t-mlib-sh2: Delete file.
18509 * config/sh/t-mlib-sh2a: Delete file.
18510 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18511 * config/sh/t-mlib-sh2a-single: Delete file.
18512 * config/sh/t-mlib-sh2a-single-only: Delete file.
18513 * config/sh/t-mlib-sh2e: Delete file.
18514 * config/sh/t-mlib-sh3e: Delete file.
18515 * config/sh/t-mlib-sh4: Delete file.
18516 * config/sh/t-mlib-sh4-nofpu: Delete file.
18517 * config/sh/t-mlib-sh4-single: Delete file.
18518 * config/sh/t-mlib-sh4-single-only: Delete file.
18519 * config/sh/t-mlib-sh4a: Delete file.
18520 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18521 * config/sh/t-mlib-sh4a-single: Delete file.
18522 * config/sh/t-mlib-sh4a-single-only: Delete file.
18523 * config/sh/t-mlib-sh4al: Delete file.
18524 * config/sh/t-mlib-sh5-32media: Delete file.
18525 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18526 * config/sh/t-mlib-sh5-64media: Delete file.
18527 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18528 * config/sh/t-mlib-sh5-compact: Delete file.
18529 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18530 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18531 * doc/install.texi (Options specification): Add
18532 --with-multilib-list and --with-endian.
18534 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18536 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18538 (OBJS-common): Add plugin-version.o.
18539 (plugin-version.o): New.
18540 * gcc-plugin.h (plugin_gcc_version): New.
18541 (plugin_default_version_check): New.
18542 (plugin_init_func, plugin_init): Add version argument.
18543 * plugin-version.c: New.
18544 * plugin.c (str_plugin_gcc_version_name): New.
18545 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18546 pass it to the init function.
18547 (plugin_default_version_check): New.
18549 2009-04-17 Richard Guenther <rguenther@suse.de>
18551 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18552 for decl-vs-decl disambiguation.
18554 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18556 * config/s390/s390.h (s390_tune_attr): New macro definition.
18557 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18559 2009-04-17 Richard Guenther <rguenther@suse.de>
18561 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18562 (fold_stmt_r): Likewise.
18563 (maybe_fold_reference): New function.
18564 (fold_gimple_assign): Handle cases fold_stmt_r did.
18565 (fold_stmt): Do not use fold_stmt_r.
18566 (fold_stmt_inplace): Likewise.
18568 2009-04-17 Richard Guenther <rguenther@suse.de>
18570 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18571 (record_equivalences_from_stmt): Remove useless checks and
18573 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18574 the type is already suitable.
18576 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18578 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18580 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18582 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18583 (CMPtype): Define as __gcc_CMPtype.
18585 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18587 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18588 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18590 2009-04-17 Richard Guenther <rguenther@suse.de>
18592 PR tree-optimization/39746
18593 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18594 special-casing for builtins and static variable use/def.
18595 (call_may_clobber_ref_p_1): Likewise.
18597 2009-04-16 Ian Lance Taylor <iant@google.com>
18599 * df.h: Include "timevar.h".
18600 (struct df_problem): Change tv_id field to timevar_id_t.
18601 * tree-pass.h: Include "timevar.h".
18602 (struct opt_pass): Change tv_id field to timevar_id_t.
18603 * timevar.h (timevar_id_t): Define TV_NONE.
18604 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18605 TV_NONE rather than tv_id != 0.
18606 (execute_one_pass): Likewise.
18607 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18608 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18609 dependencies to $(TREE_PASS_H).
18610 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18612 (pass_branch_target_load_optimize2): Likewise.
18613 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18614 (pass_outof_cfg_layout_mode): Likewise.
18615 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18616 (pass_rebuild_cgraph_edges): Likewise.
18617 (pass_remove_cgraph_callee_edges): Likewise.
18618 * df-core.c (pass_df_initialize_opt): Likewise.
18619 (pass_df_initialize_no_opt): Likewise.
18620 (pass_df_finish): Likewise.
18621 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18622 * except.c (pass_set_nothrow_function_flags): Likewise.
18623 (pass_convert_to_eh_region_ranges): Likewise.
18624 * final.c (pass_compute_alignments): Likewise.
18625 * function.c (pass_instantiate_virtual_regs): Likewise.
18626 (pass_init_function): Likewise.
18627 (pass_leaf_regs): Likewise.
18628 (pass_match_asm_constraints): Likewise.
18629 * gimple-low.c (pass_lower_cf): Likewise.
18630 (pass_mark_used_blocks): Likewise.
18631 * init-regs.c (pass_initialize_regs): Likewise.
18632 * integrate.c (pass_initial_value_sets): Likewise.
18633 * ira.c (pass_ira): Likewise.
18634 * jump.c (pass_cleanup_barriers): Likewise.
18635 * omp-low.c (pass_expand_omp): Likewise.
18636 (pass_lower_omp): Likewise.
18637 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18638 * recog.c (pass_split_all_insns): Likewise.
18639 (pass_split_after_reload): Likewise.
18640 (pass_split_before_regstack): Likewise.
18641 (pass_split_before_sched2): Likewise.
18642 (pass_split_for_shorten_branches): Likewise.
18643 * reginfo.c (pass_reginfo_init): Likewise.
18644 (pass_subregs_of_mode_init): Likewise.
18645 (pass_subregs_of_mode_finish): Likewise.
18646 * passes.c (pass_postreload): Likewise.
18647 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18648 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18649 (pass_warn_function_return): Likewise.
18650 (pass_warn_function_noreturn): Likewise.
18651 * tree-complex.c (pass_lower_complex): Likewise.
18652 (pass_lower_complex_O0): Likewise.
18653 * tree-if-conv.c (pass_if_conversion): Likewise.
18654 * tree-into-ssa.c (pass_build_ssa): Likewise.
18655 * tree-mudflap.c (pass_mudflap_1): Likewise.
18656 (pass_mudflap_2): Likewise.
18657 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18658 (pass_mudflap_2): Likewise.
18659 * tree-nrv.c (pass_return_slot): Likewise.
18660 * tree-object-size.c (pass_object_sizes): Likewise.
18661 * tree-optimize.c (pass_all_optimizations): Likewise.
18662 (pass_early_local_passes): Likewise.
18663 (pass_all_early_optimizations): Likewise.
18664 (pass_cleanup_cfg): Likewise.
18665 (pass_cleanup_cfg_post_optimizing): Likewise.
18666 (pass_free_datastructures): Likewise.
18667 (pass_free_cfg_annotations): Likewise.
18668 (pass_fixup_cfg): Likewise.
18669 (pass_init_datastructures): Likewise.
18670 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18671 (pass_late_warn_uninitialized): Likewise.
18672 (pass_update_address_taken): Likewise.
18673 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18674 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18675 (pass_cse_sincos): Likewise.
18676 (pass_convert_to_rsqrt): Likewise.
18677 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18678 * tree-stdarg.c (pass_stdarg): Likewise.
18679 * tree-tailcall.c (pass_tail_recursion): Likewise.
18680 (pass_tail_calls): Likewise.
18681 * tree-vect-generic.c (pass_lower_vector): Likewise.
18682 (pass_lower_vector_ssa): Likewise.
18683 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18685 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18687 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18689 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18691 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18692 logical and signext.
18694 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18697 * config/sh/predicates.md (arith_operand): Check if the operand
18698 of TRUNCATE is a REG.
18700 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18702 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18703 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18705 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18707 * tree-iterator.c (tsi_split_statement_list_after,
18708 tsi_split_statement_list_before): Remove.
18709 * tree-iterator.h: Remove the prototypes for
18710 tsi_split_statement_list_after and tsi_split_statement_list_before.
18712 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18714 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18715 * tree-ssa-propagate.h: Remove the prototype for
18716 stmt_makes_single_load.
18718 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18720 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18721 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18723 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18725 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18727 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18729 * except.c (eh_region_outer_p): Remove.
18730 * except.h: Remove the prototype for eh_region_outer_p.
18732 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18734 * function.c (current_function_assembler_name): Remove.
18735 * function.h: Remove the prototype for
18736 current_function_assembler_name.
18738 2009-04-16 Ian Lance Taylor <iant@google.com>
18740 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18741 (add_reg_note): Call alloc_reg_note.
18742 * rtl.h (alloc_reg_note): Declare.
18743 * combine.c (try_combine): Use alloc_reg_note.
18744 (recog_for_combine, move_deaths): Likewise.
18745 (distribute_notes): Use alloc_reg_note and add_reg_note.
18746 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18747 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18748 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18750 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18752 PR rtl-optimization/39762
18753 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18754 ira_may_move_out_cost): Add comments about way of their usage.
18755 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18757 * ira-conflicts.c (process_regs_for_copy): Use function
18758 ira_get_register_move_cost instead of global
18759 ira_register_move_cost.
18761 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18762 color_pass, move_spill_restore, update_curr_costs): Ditto.
18764 * ira-lives.c (process_single_reg_class_operands): Ditto.
18766 * ira-emit.c (emit_move_list): Ditto.
18768 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18769 (record_reg_classes): Ditto. Use functions
18770 ira_get_register_move_cost and ira_get_may_move_cost instead of
18771 global vars ira_register_move_cost, ira_may_move_out_cost and
18772 ira_may_move_in_cost.
18773 (record_address_regs): Don't call ira_init_register_move_cost.
18774 Use function ira_get_may_move_cost instead of global
18775 ira_may_move_in_cost.
18776 (process_bb_node_for_hard_reg_moves): Use function
18777 ira_get_register_move_cost instead of global ira_register_move_cost.
18778 (ira_costs): Don't call ira_init_register_move_cost.
18780 2009-04-16 Richard Guenther <rguenther@suse.de>
18782 * tree-cfg.c (verify_gimple_assign_binary):
18783 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18784 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18785 (create_general_new_stmt): Note that this function is broken.
18787 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18789 * common.opt (fhelp): Add Var(help_flag).
18790 * gcc-plugin.h (plugin_info): Add help.
18791 * plugin.c (plugin_name_args): Add help.
18792 (register_plugin_info): Set plugin->help.
18793 (print_help_one_plugin): New.
18794 (print_plugins_help): New.
18795 * plugin.h (print_plugins_help): New.
18796 * toplev.c (toplev_main): Call print_plugins_help if needed.
18798 2009-04-16 Richard Guenther <rguenther@suse.de>
18800 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18801 (gimple_ior_addresses_taken_1): New function.
18802 (gimple_ior_addresses_taken): Likewise.
18803 * gimple.h (struct gimple_statement_with_ops_base): Remove
18804 addresses_taken member.
18805 (gimple_ior_addresses_taken): Declare.
18806 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18807 gimple_set_addresses_taken): Remove.
18808 * ipa-reference.c (mark_address): New function.
18809 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18810 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18811 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18812 (gimple_add_to_addresses_taken): Remove.
18813 (get_tmr_operands): Call mark_address_taken.
18814 (get_asm_expr_operands): Likewise.
18815 (get_expr_operands): Likewise.
18816 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18817 (free_stmt_operands): Do not free it.
18818 * tree-ssa.c (delete_tree_ssa): Likewise.
18819 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18821 2009-04-16 Richard Guenther <rguenther@suse.de>
18823 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18824 (walk_stmt_load_store_ops): Likewise.
18825 * gimple.c (get_base_loadstore): New function.
18826 (walk_stmt_load_store_addr_ops): Likewise.
18827 (walk_stmt_load_store_ops): Likewise.
18828 * ipa-pure-const.c (check_op): Simplify.
18829 (check_load, check_store): New functions.
18830 (check_stmt): Use walk_stmt_load_store_ops.
18831 * ipa-reference.c (mark_load): Adjust signature.
18832 (mark_store): Likewise.
18833 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18835 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18837 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18838 (plugin_info): New.
18839 * opts.c (common_handle_option): Don't call print_version.
18840 * plugin.c (plugin_name_args): Add version.
18841 (register_plugin_info): New.
18842 (register_callback): Handle PLUGIN_INFO.
18843 (try_init_one_plugin): New.
18844 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18846 (finalize_one_plugin): New.
18847 (finalize_plugins): New.
18848 (print_one_plugin): New.
18849 (print_plugins_versions): New.
18850 * plugin.h (print_plugins_versions): New.
18851 (finalize_plugins): New.
18852 * toplev.c (compile_file): Don't call initialize_plugins.
18853 (print_version): Call print_plugins_versions.
18854 (toplev_main): Call initialize_plugins. Print version if needed.
18855 Call finalize_plugins.
18857 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18859 * common.opt (fversion): New.
18860 * gcc.c (print_version): New.
18861 (process_command): Don't print the version. Just set print_version.
18862 (main): Print version. Call subprocesses if print_version and
18863 verbose_flag are set.
18864 * opts.c (common_handle_option): Handle OPT_fversion.
18866 2009-04-16 Richard Guenther <rguenther@suse.de>
18867 Ira Rosen <irar@il.ibm.com>
18869 PR tree-optimization/39698
18870 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18871 type of the reduction variable. Only generate the def if
18874 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18875 make sure to first convert to an integer of the same precision.
18876 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18877 the type of the evolution correctly in computing the new
18878 induction variable base.
18880 2009-04-16 Richard Guenther <rguenther@suse.de>
18882 PR middle-end/39625
18883 * tree-cfg.c (make_blocks): Split statements with to-be
18884 abnormal SSA names on the lhs.
18886 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18888 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18889 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18890 * c-typeck.c (really_start_incremental_init): Likewise.
18891 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18892 (TARGET_INITIALIZER): Remove it.
18893 * target.h (struct target): Remove vector_opaque_p.
18894 * tree.c (build_opaque_vector_type): New.
18895 * tree.h (TYPE_VECTOR_OPAQUE): New.
18896 (build_opaque_vector_type): Declare.
18897 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18898 * config/rs6000/rs6000.c (build_opaque_vector_type,
18899 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18900 (rs6000_init_builtins): Use build_opaque_vector_type for
18901 opaque_V4SI_type_node.
18903 2009-04-15 Catherine Moore <clm@codesourcery.com>
18905 * debug.h (set_name): Declare.
18906 * dwarf2out.c (dwarf2out_set_name): Declare.
18907 (dwarf2_debug_hooks): Add set_name.
18908 (find_AT_string): New.
18909 (add_AT_string): Call find_AT_string.
18910 (dwarf2out_set_name): New.
18911 * cp/decl.c (grokdeclarator): Call set_name.
18912 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18913 * debug.c (do_nothing_debug_hooks): Likewise.
18914 * dbxout.c (dbx_debug_hooks): Likewise.
18915 * sdbout.c (sdb_debug_hooks): Likewise.
18917 2009-04-15 Michael Eager <eager@eagercon.com>
18919 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18920 reg for single-precision FPU.
18921 * config/rs6000/rs6000.md (movsi_internal1): Only for
18922 !TARGET_SINGLE_FPU.
18923 (movsi_internal1_single): New. Add pattern to move SI values to/from
18924 single-precision FP regs.
18926 2009-04-15 Richard Guenther <rguenther@suse.de>
18928 * omp-low.c (lower_rec_input_clauses): Build correct address
18930 (expand_omp_for_generic): Fix multiplication type.
18931 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18932 (generate_memset_zero): Fix types.
18933 * tree-profile.c (prepare_instrumented_value): Correctly
18936 2009-04-15 Ian Lance Taylor <iant@google.com>
18938 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18939 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18940 for -Wall and for -Wc++-compat.
18941 (c_common_post_options): For C++, set warn_enum_compare if not
18943 * c-tree.h (struct c_expr): Add field original_type.
18944 (build_external_ref): Update declaration.
18945 * c-parser.c (c_parser_braced_init): Set original_type.
18946 (c_parser_initelt): Likewise.
18947 (c_parser_expr_no_commas): Likewise.
18948 (c_parser_conditional_expression): Likewise.
18949 (c_parser_cast_expression): Likewise.
18950 (c_parser_unary_expression): Likewise. Pull setting of
18951 original_code to top of function.
18952 (c_parser_sizeof_expression): Set original_type.
18953 (c_parser_alignof_expression): Likewise.
18954 (c_parser_postfix_expression): Likewise. Pull setting of
18955 original_code to top of function.
18956 (c_parser_postfix_expression_after_paren_type): Set original_type.
18957 (c_parser_postfix_expression_after_primary): Likewise.
18958 (c_parser_expression): Likewise.
18959 * c-typeck.c (build_external_ref): Add type parameter. Change all
18961 (c_expr_sizeof_expr): Set original_type field.
18962 (parser_build_unary_op): Likewise.
18963 (parser_build_binary_op): Likewise. Optionally warn about
18964 comparisons of enums of different types.
18965 (digest_init): Set original_type field.
18966 (really_start_incremental_init): Likewise.
18967 (push_init_level, pop_init_level): Likewise.
18968 * doc/invoke.texi (Warning Options): -Wenum-compare now
18971 2009-04-15 Richard Guenther <rguenther@suse.de>
18973 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18974 out a necessary conversion.
18975 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18976 names we didn't value number.
18977 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18979 2009-04-15 Richard Guenther <rguenther@suse.de>
18981 PR tree-optimization/39764
18982 * tree-ssa-ccp.c (get_value): Canonicalize value with
18983 canonicalize_float_value.
18985 2009-04-15 Jan Hubicka <jh@suse.cz>
18987 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
18988 Wrong version of patch.
18990 2009-04-15 Jan Hubicka <jh@suse.cz>
18992 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
18994 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
18996 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
18997 our distinct integral and vector types.
18999 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19001 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19002 * init.c (build_vtbl_address): Remove call to assemble_external.
19004 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19006 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19007 output for other floating point modes.
19009 2009-04-14 Diego Novillo <dnovillo@google.com>
19011 * diagnostic.c (diagnostic_report_diagnostic): Do not
19012 warn about loaded plugins for DK_ERROR and DK_WARNING.
19013 * c-decl.c (declspecs_add_type): Move call to
19014 invoke_plugin_callbacks ...
19015 * c-parser.c (c_parser_declspecs): ... here.
19016 * plugin.c (dump_active_plugins): Tidy output.
19018 2009-04-14 Diego Novillo <dnovillo@google.com>
19019 Le-Chun Wu <lcwu@google.com>
19021 * configure.ac: Add --enable-plugin support.
19022 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19023 * Makefile.in (PLUGIN_H): Define.
19024 Export ENABLE_PLUGIN and GMPINC to site.exp.
19025 Add PLUGINLIBS to link command.
19026 Add/modify dependencies for plugin.o and files including plugin.h.
19028 * config.in: Regenerate.
19030 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19033 2009-04-14 Le-Chun Wu <lcwu@google.com>
19035 * tree-pass.h (register_one_dump_file): Add a prototype for
19036 register_one_dump_file.
19037 * toplev.c (compile_file): Call initialize_plugins.
19038 (do_compile): Call invoke_plugin_callbacks.
19039 (toplev_main): Call invoke_plugin_callbacks.
19040 * common.opt: Add -fplugin= and -fplugin-arg-.
19041 * gcc-plugin.h: New public header file for plugins to include.
19042 * plugin.c: New source file.
19043 * plugin.h: New internal header file.
19044 * passes.c (register_one_dump_file): Make it external.
19046 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19048 2009-04-14 Diego Novillo <dnovillo@google.com>
19050 * doc/plugins.texi: New.
19051 * doc/gccint.texi: Add reference to Plugins chapter.
19052 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19053 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19054 loaded plugins, if any.
19055 * timevar.def (TV_PLUGIN_INIT): Define.
19056 (TV_PLUGIN_RUN): Define.
19057 * plugin.c: Include timevar.h
19058 (plugins_active_p): New.
19059 (dump_active_plugins): New.
19060 (debug_active_plugins): New.
19062 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19064 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19066 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19068 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19070 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19071 the same as a minus without a shift.
19073 2009-04-14 Nick Clifton <nickc@redhat.com>
19075 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19076 comparisons with small integers will always produce a short
19079 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19082 2008-12-19 Diego Novillo <dnovillo@google.com>
19084 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19086 2009-04-14 Richard Guenther <rguenther@suse.de>
19088 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19090 (verify_gimple_assign_binary): Likewise. Handle shifts and
19092 (verify_gimple_phi): Print the mismatched argument position.
19093 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19095 (vect_update_init_of_dr): Likewise.
19096 * matrix-reorg.c (transform_access_sites): Do what the
19098 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19100 2009-04-13 Michael Eager <eager@eagercon.com>
19102 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19103 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19104 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19105 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19106 remove duplicate config
19108 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19110 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19111 file_name:line_number type locator of the call site.
19113 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19115 * genautomata.c: Put blank after comma.
19116 (automaton_decls): New.
19117 (struct unit_usage): Add comments to member next.
19118 (store_alt_unit_usage): Keep the list ordered.
19119 (unit_present_on_list_p, equal_alternatives_p): New.
19120 (check_regexp_units_distribution): Check units distribution
19121 correctness correctly.
19122 (main): Don't write automata if error is found. Return correct
19125 * config/m68k/cf.md (cfv4_ds): Remove.
19126 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19127 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19129 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19130 power4-load-ext, power4-store, power4-store-update,
19131 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19132 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19133 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19134 power4-sqrt, power4-isync): Modify reservation to make correct
19135 unit distribution to automata.
19137 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19138 power5-store-update, power5-two, power5-three, power5-lmul,
19139 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19141 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19143 * except.c (pass_set_nothrow_function_flags): Set name and add
19145 (set_nothrow_function_flags): Mention in the dump file when
19146 changing a function to nothrow.
19148 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19151 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19152 instead of unsigned long.
19154 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19156 * config/arm/arm.c (return_used_this_function): Remove.
19157 (arm_output_function_prologue): Remove use of
19158 return_used_this_function.
19159 (output_return_instruction): Replace use of
19160 return_used_this_function
19161 by cfun->machine->return_used_this_function.
19162 (arm_output_epilogue): Likewise.
19163 (arm_output_function_epilogue): Likewise.
19164 (thumb_unexpanded_epilogue): Likewise.
19165 * config/arm/arm.h (struct machine_function):
19166 New member return_used_this_function.
19168 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19170 * doc/install.texi: Correct description of default directory for
19171 --with-gxx-include-dir.
19173 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19175 * fold-const.c (build_range_check): Properly deal with enumeral and
19176 boolean base types.
19178 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19180 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19181 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19182 * params.h (MAX_GCSE_PASSES): Remove.
19183 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19184 in sequence. Remove ability to run multiple passes.
19185 (bypass_jumps): Report run as third CPROP pass.
19187 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19189 PR middle-end/39651
19190 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19191 when deciding whether the whole SEQUENCE can throw.
19193 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19196 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19197 offseted label references.
19199 2009-04-11 Jan Hubicka <jh@suse.cz>
19201 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19203 2009-04-11 Richard Guenther <rguenther@suse.de>
19205 PR middle-end/39732
19206 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19207 return variables as TREE_ADDRESSABLE.
19209 2009-04-11 Richard Guenther <rguenther@suse.de>
19211 PR tree-optimization/39713
19212 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19213 reference trees have SSA_NAME operands.
19215 2009-04-11 Richard Guenther <rguenther@suse.de>
19218 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19219 address expressions.
19221 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19223 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19224 match changes in Cygwin 1.7
19225 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19226 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19228 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19230 PR tree-optimization/39701
19231 * doc/invoke.texi (Optimization Options): Document change in
19232 meaning and initialization of -fdelete-null-pointer-checks.
19234 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19236 PR middle-end/39701
19237 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19239 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19242 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19244 2009-04-10 Chao-ying Fu <fu@mips.com>
19246 * doc/tm.texi (Instruction Output): Document
19247 TARGET_ASM_FINAL_POSTSCAN_INSN.
19248 * target.h (final_postscan_insn): New field in asm_out.
19249 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19250 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19251 * final.c (final_scan_insn): Call
19252 targetm.asm_out.final_postscan_insn after outputting
19253 an asm macro and a normal instruction.
19255 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19256 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19257 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19258 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19259 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19261 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19263 PR middle-end/39701
19264 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19265 variables as non-NULL even with -fdelete-null-pointer-checks.
19267 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19269 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19271 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19274 * config/i386/i386.c (classify_argument): Handle SCmode with
19275 (bit_offset % 64) != 0.
19277 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19279 * doc/invoke.texi (Optimize Options): Add cross-reference to
19280 -Q --help=optimizers examples.
19282 2009-04-10 Ben Elliston <bje@au.ibm.com>
19285 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19286 regalign for the reg == fpr and TDmode case.
19288 2009-04-09 David Ayers <ayers@fsfe.org>
19291 * objc/objc-act.c (warn_with_method): Remove helper function.
19292 (check_duplicates): Call warning and inform directly.
19293 (really_start_method): Likewise.
19295 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19297 * expmed.c (expand_divmod): Always use a comparison for a division
19298 by a large unsigned integer.
19300 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19301 for things others than variables or functions as nonzero.
19303 2009-04-09 Nick Clifton <nickc@redhat.com>
19305 * unwind-compat.c: Change copyright header to refer to version
19306 3 of the GNU General Public License with version 3.1 of the
19307 GCC Runtime Library Exception and to point readers at the
19308 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19309 * config/alpha/crtfastmath.c: Likewise.
19310 * config/alpha/linux-unwind.h: Likewise.
19311 * config/alpha/qrnnd.asm: Likewise.
19312 * config/alpha/vms-crt0-64.c: Likewise.
19313 * config/alpha/vms-crt0.c: Likewise.
19314 * config/alpha/vms-dwarf2.asm: Likewise.
19315 * config/alpha/vms-dwarf2eh.asm: Likewise.
19316 * config/alpha/vms-psxcrt0-64.c: Likewise.
19317 * config/alpha/vms-psxcrt0.c: Likewise.
19318 * config/alpha/vms_tramp.asm: Likewise.
19319 * config/arc/initfini.c: Likewise.
19320 * config/arc/lib1funcs.asm: Likewise.
19321 * config/arm/bpabi-v6m.S: Likewise.
19322 * config/arm/bpabi.S: Likewise.
19323 * config/arm/bpabi.c: Likewise.
19324 * config/arm/crti.asm: Likewise.
19325 * config/arm/crtn.asm: Likewise.
19326 * config/arm/ieee754-df.S: Likewise.
19327 * config/arm/ieee754-sf.S: Likewise.
19328 * config/arm/lib1funcs.asm: Likewise.
19329 * config/arm/libunwind.S: Likewise.
19330 * config/arm/linux-atomic.c: Likewise.
19331 * config/arm/mmintrin.h: Likewise.
19332 * config/arm/pr-support.c: Likewise.
19333 * config/arm/unaligned-funcs.c: Likewise.
19334 * config/arm/unwind-arm.c: Likewise.
19335 * config/arm/unwind-arm.h: Likewise.
19336 * config/avr/libgcc.S: Likewise.
19337 * config/bfin/crti.s: Likewise.
19338 * config/bfin/crtlibid.s: Likewise.
19339 * config/bfin/crtn.s: Likewise.
19340 * config/bfin/lib1funcs.asm: Likewise.
19341 * config/bfin/linux-unwind.h: Likewise.
19342 * config/cris/arit.c: Likewise.
19343 * config/cris/cris_abi_symbol.c: Likewise.
19344 * config/darwin-64.c: Likewise.
19345 * config/darwin-crt2.c: Likewise.
19346 * config/darwin-crt3.c: Likewise.
19347 * config/darwin.h: Likewise.
19348 * config/dbxelf.h: Likewise.
19349 * config/dfp-bit.c: Likewise.
19350 * config/dfp-bit.h: Likewise.
19351 * config/elfos.h: Likewise.
19352 * config/fixed-bit.c: Likewise.
19353 * config/fixed-bit.h: Likewise.
19354 * config/fp-bit.c: Likewise.
19355 * config/fp-bit.h: Likewise.
19356 * config/fr30/crti.asm: Likewise.
19357 * config/fr30/crtn.asm: Likewise.
19358 * config/fr30/lib1funcs.asm: Likewise.
19359 * config/freebsd-spec.h: Likewise.
19360 * config/frv/cmovd.c: Likewise.
19361 * config/frv/cmovh.c: Likewise.
19362 * config/frv/cmovw.c: Likewise.
19363 * config/frv/frvbegin.c: Likewise.
19364 * config/frv/frvend.c: Likewise.
19365 * config/frv/lib1funcs.asm: Likewise.
19366 * config/glibc-stdint.h: Likewise.
19367 * config/h8300/clzhi2.c: Likewise.
19368 * config/h8300/crti.asm: Likewise.
19369 * config/h8300/crtn.asm: Likewise.
19370 * config/h8300/ctzhi2.c: Likewise.
19371 * config/h8300/fixunssfsi.c: Likewise.
19372 * config/h8300/lib1funcs.asm: Likewise.
19373 * config/h8300/parityhi2.c: Likewise.
19374 * config/h8300/popcounthi2.c: Likewise.
19375 * config/i386/ammintrin.h: Likewise.
19376 * config/i386/att.h: Likewise.
19377 * config/i386/avxintrin.h: Likewise.
19378 * config/i386/biarch64.h: Likewise.
19379 * config/i386/bmmintrin.h: Likewise.
19380 * config/i386/cpuid.h: Likewise.
19381 * config/i386/cross-stdarg.h: Likewise.
19382 * config/i386/crtfastmath.c: Likewise.
19383 * config/i386/crtprec.c: Likewise.
19384 * config/i386/cygming-crtbegin.c: Likewise.
19385 * config/i386/cygming-crtend.c: Likewise.
19386 * config/i386/cygwin.asm: Likewise.
19387 * config/i386/emmintrin.h: Likewise.
19388 * config/i386/gmm_malloc.h: Likewise.
19389 * config/i386/gthr-win32.c: Likewise.
19390 * config/i386/i386.h: Likewise.
19391 * config/i386/immintrin.h: Likewise.
19392 * config/i386/linux-unwind.h: Likewise.
19393 * config/i386/linux64.h: Likewise.
19394 * config/i386/mm3dnow.h: Likewise.
19395 * config/i386/mmintrin-common.h: Likewise.
19396 * config/i386/mmintrin.h: Likewise.
19397 * config/i386/nmmintrin.h: Likewise.
19398 * config/i386/pmm_malloc.h: Likewise.
19399 * config/i386/pmmintrin.h: Likewise.
19400 * config/i386/smmintrin.h: Likewise.
19401 * config/i386/sol2-c1.asm: Likewise.
19402 * config/i386/sol2-ci.asm: Likewise.
19403 * config/i386/sol2-cn.asm: Likewise.
19404 * config/i386/sol2-gc1.asm: Likewise.
19405 * config/i386/tmmintrin.h: Likewise.
19406 * config/i386/unix.h: Likewise.
19407 * config/i386/w32-unwind.h: Likewise.
19408 * config/i386/wmmintrin.h: Likewise.
19409 * config/i386/x86-64.h: Likewise.
19410 * config/i386/x86intrin.h: Likewise.
19411 * config/i386/xmmintrin.h: Likewise.
19412 * config/ia64/crtbegin.asm: Likewise.
19413 * config/ia64/crtend.asm: Likewise.
19414 * config/ia64/crtfastmath.c: Likewise.
19415 * config/ia64/crti.asm: Likewise.
19416 * config/ia64/crtn.asm: Likewise.
19417 * config/ia64/fde-glibc.c: Likewise.
19418 * config/ia64/lib1funcs.asm: Likewise.
19419 * config/ia64/linux-unwind.h: Likewise.
19420 * config/ia64/quadlib.c: Likewise.
19421 * config/ia64/unwind-ia64.c: Likewise.
19422 * config/linux.h: Likewise.
19423 * config/m32c/m32c-lib1.S: Likewise.
19424 * config/m32c/m32c-lib2-trapv.c: Likewise.
19425 * config/m32c/m32c-lib2.c: Likewise.
19426 * config/m32r/initfini.c: Likewise.
19427 * config/m68hc11/larith.asm: Likewise.
19428 * config/m68hc11/m68hc11-crt0.S: Likewise.
19429 * config/m68k/cf.md: Likewise.
19430 * config/m68k/crti.s: Likewise.
19431 * config/m68k/crtn.s: Likewise.
19432 * config/m68k/lb1sf68.asm: Likewise.
19433 * config/m68k/linux-unwind.h: Likewise.
19434 * config/mcore/crti.asm: Likewise.
19435 * config/mcore/crtn.asm: Likewise.
19436 * config/mcore/lib1.asm: Likewise.
19437 * config/mips/linux-unwind.h: Likewise.
19438 * config/mips/loongson.h: Likewise.
19439 * config/mips/mips16.S: Likewise.
19440 * config/mmix/crti.asm: Likewise.
19441 * config/mmix/crtn.asm: Likewise.
19442 * config/pa/fptr.c: Likewise.
19443 * config/pa/hpux-unwind.h: Likewise.
19444 * config/pa/lib2funcs.asm: Likewise.
19445 * config/pa/linux-atomic.c: Likewise.
19446 * config/pa/linux-unwind.h: Likewise.
19447 * config/pa/milli64.S: Likewise.
19448 * config/pa/quadlib.c: Likewise.
19449 * config/pa/stublib.c: Likewise.
19450 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19451 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19452 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19453 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19454 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19455 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19456 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19457 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19458 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19459 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19460 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19461 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19462 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19463 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19464 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19465 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19466 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19467 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19468 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19469 * config/rs6000/750cl.h: Likewise.
19470 * config/rs6000/altivec.h: Likewise.
19471 * config/rs6000/biarch64.h: Likewise.
19472 * config/rs6000/crtresfpr.asm: Likewise.
19473 * config/rs6000/crtresgpr.asm: Likewise.
19474 * config/rs6000/crtresxfpr.asm: Likewise.
19475 * config/rs6000/crtresxgpr.asm: Likewise.
19476 * config/rs6000/crtsavfpr.asm: Likewise.
19477 * config/rs6000/crtsavgpr.asm: Likewise.
19478 * config/rs6000/darwin-asm.h: Likewise.
19479 * config/rs6000/darwin-fallback.c: Likewise.
19480 * config/rs6000/darwin-fpsave.asm: Likewise.
19481 * config/rs6000/darwin-ldouble.c: Likewise.
19482 * config/rs6000/darwin-tramp.asm: Likewise.
19483 * config/rs6000/darwin-unwind.h: Likewise.
19484 * config/rs6000/darwin-vecsave.asm: Likewise.
19485 * config/rs6000/darwin-world.asm: Likewise.
19486 * config/rs6000/e500crtres32gpr.asm: Likewise.
19487 * config/rs6000/e500crtres64gpr.asm: Likewise.
19488 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19489 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19490 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19491 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19492 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19493 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19494 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19495 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19496 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19497 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19498 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19499 * config/rs6000/eabi-ci.asm: Likewise.
19500 * config/rs6000/eabi-cn.asm: Likewise.
19501 * config/rs6000/eabi.asm: Likewise.
19502 * config/rs6000/linux-unwind.h: Likewise.
19503 * config/rs6000/linux64.h: Likewise.
19504 * config/rs6000/paired.h: Likewise.
19505 * config/rs6000/paired.md: Likewise.
19506 * config/rs6000/ppc64-fp.c: Likewise.
19507 * config/rs6000/ppu_intrinsics.h: Likewise.
19508 * config/rs6000/rs6000.h: Likewise.
19509 * config/rs6000/si2vmx.h: Likewise.
19510 * config/rs6000/sol-ci.asm: Likewise.
19511 * config/rs6000/sol-cn.asm: Likewise.
19512 * config/rs6000/spe.h: Likewise.
19513 * config/rs6000/spu2vmx.h: Likewise.
19514 * config/rs6000/sysv4.h: Likewise.
19515 * config/rs6000/tramp.asm: Likewise.
19516 * config/rs6000/vec_types.h: Likewise.
19517 * config/s390/linux-unwind.h: Likewise.
19518 * config/s390/tpf-unwind.h: Likewise.
19519 * config/score/crti.asm: Likewise.
19520 * config/score/crtn.asm: Likewise.
19521 * config/sh/crt1.asm: Likewise.
19522 * config/sh/crti.asm: Likewise.
19523 * config/sh/crtn.asm: Likewise.
19524 * config/sh/divtab-sh4-300.c: Likewise.
19525 * config/sh/divtab-sh4.c: Likewise.
19526 * config/sh/divtab.c: Likewise.
19527 * config/sh/lib1funcs-4-300.asm: Likewise.
19528 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19529 * config/sh/lib1funcs.asm: Likewise.
19530 * config/sh/lib1funcs.h: Likewise.
19531 * config/sh/linux-atomic.asm: Likewise.
19532 * config/sh/linux-unwind.h: Likewise.
19533 * config/sh/shmedia.h: Likewise.
19534 * config/sh/sshmedia.h: Likewise.
19535 * config/sh/ushmedia.h: Likewise.
19536 * config/sparc/crtfastmath.c: Likewise.
19537 * config/sparc/linux-unwind.h: Likewise.
19538 * config/sparc/sol2-c1.asm: Likewise.
19539 * config/sparc/sol2-ci.asm: Likewise.
19540 * config/sparc/sol2-cn.asm: Likewise.
19541 * config/spu/divmodti4.c: Likewise.
19542 * config/spu/divv2df3.c: Likewise.
19543 * config/spu/float_disf.c: Likewise.
19544 * config/spu/float_unsdidf.c: Likewise.
19545 * config/spu/float_unsdisf.c: Likewise.
19546 * config/spu/float_unssidf.c: Likewise.
19547 * config/spu/mfc_multi_tag_release.c: Likewise.
19548 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19549 * config/spu/mfc_tag_release.c: Likewise.
19550 * config/spu/mfc_tag_reserve.c: Likewise.
19551 * config/spu/mfc_tag_table.c: Likewise.
19552 * config/spu/multi3.c: Likewise.
19553 * config/spu/spu_internals.h: Likewise.
19554 * config/spu/spu_intrinsics.h: Likewise.
19555 * config/spu/spu_mfcio.h: Likewise.
19556 * config/spu/vec_types.h: Likewise.
19557 * config/spu/vmx2spu.h: Likewise.
19558 * config/stormy16/stormy16-lib2.c: Likewise.
19559 * config/svr4.h: Likewise.
19560 * config/sync.c: Likewise.
19561 * config/v850/lib1funcs.asm: Likewise.
19562 * config/vxlib-tls.c: Likewise.
19563 * config/vxlib.c: Likewise.
19564 * config/vxworks-dummy.h: Likewise.
19565 * config/xtensa/crti.asm: Likewise.
19566 * config/xtensa/crtn.asm: Likewise.
19567 * config/xtensa/ieee754-df.S: Likewise.
19568 * config/xtensa/ieee754-sf.S: Likewise.
19569 * config/xtensa/lib1funcs.asm: Likewise.
19570 * config/xtensa/lib2funcs.S: Likewise.
19571 * config/xtensa/linux-unwind.h: Likewise.
19572 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19573 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19574 * coretypes.h: Likewise.
19575 * crtstuff.c: Likewise.
19576 * defaults.h: Likewise.
19577 * dwarf2.h: Likewise.
19578 * emutls.c: Likewise.
19579 * gbl-ctors.h: Likewise.
19580 * gcov-io.h: Likewise.
19581 * ginclude/float.h: Likewise.
19582 * ginclude/iso646.h: Likewise.
19583 * ginclude/stdarg.h: Likewise.
19584 * ginclude/stdbool.h: Likewise.
19585 * ginclude/stddef.h: Likewise.
19586 * ginclude/stdfix.h: Likewise.
19587 * ginclude/stdint-gcc.h: Likewise.
19588 * ginclude/tgmath.h: Likewise.
19589 * gthr-aix.h: Likewise.
19590 * gthr-dce.h: Likewise.
19591 * gthr-gnat.c: Likewise.
19592 * gthr-gnat.h: Likewise.
19593 * gthr-lynx.h: Likewise.
19594 * gthr-mipssde.h: Likewise.
19595 * gthr-nks.h: Likewise.
19596 * gthr-posix.c: Likewise.
19597 * gthr-posix.h: Likewise.
19598 * gthr-posix95.h: Likewise.
19599 * gthr-rtems.h: Likewise.
19600 * gthr-single.h: Likewise.
19601 * gthr-solaris.h: Likewise.
19602 * gthr-tpf.h: Likewise.
19603 * gthr-vxworks.h: Likewise.
19604 * gthr-win32.h: Likewise.
19605 * gthr.h: Likewise.
19606 * libgcc2.c: Likewise.
19607 * libgcc2.h: Likewise.
19608 * libgcov.c: Likewise.
19609 * tsystem.h: Likewise.
19610 * typeclass.h: Likewise.
19611 * unwind-c.c: Likewise.
19612 * unwind-compat.h: Likewise.
19613 * unwind-dw2-fde-compat.c: Likewise.
19614 * unwind-dw2-fde-darwin.c: Likewise.
19615 * unwind-dw2-fde-glibc.c: Likewise.
19616 * unwind-dw2-fde.c: Likewise.
19617 * unwind-dw2-fde.h: Likewise.
19618 * unwind-dw2.c: Likewise.
19619 * unwind-dw2.h: Likewise.
19620 * unwind-generic.h: Likewise.
19621 * unwind-pe.h: Likewise.
19622 * unwind-sjlj.c: Likewise.
19623 * unwind.inc: Likewise.
19624 * config/arm/neon-gen.ml: Change generated copyright header to
19625 refer to version 3 of the GNU General Public License with
19626 version 3.1 of the GCC Runtime Library Exception and to point
19627 readers at the COPYING3 and COPYING3.RUNTIME files and the
19628 FSF's license web page.
19629 * config/arm/arm_neon.h: Regenerate.
19631 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19633 * config/cris/cris.md: Change copyright header to refer to version
19634 3 of the GNU General Public License.
19635 * doc/install.texi2html: Change copyright header to refer to version
19636 3 of the GNU General Public License and to point readers at the
19637 COPYING3 file and the FSF's license web page.
19638 * config/vax/linux.h: Likewise.
19640 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19642 * config/i386/i386.md (cmpcc): New.
19643 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19644 (sync_compare_and_swap_cc*): Delete.
19646 * config/s390/s390.c (s390_compare_emitted): Remove.
19647 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19648 s390_compare_emitted used to be handled. Assert that modes match.
19649 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19650 refer to sync_compare_and_swap_ccsi.
19651 * config/s390/s390.h (s390_compare_emitted): Remove.
19652 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19653 instead of s390_compare_emitted.
19654 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19655 instead of s390_compare_emitted.
19656 * config/s390/s390.md (cmpcc): New.
19657 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19658 CC_REGNUM, do not pretend it's set.
19659 (sync_compare_and_swap_cc*): Delete.
19660 * config/s390/predicates.md (cc_reg_operand): New.
19662 * expr.c (sync_compare_and_swap_cc): Delete.
19663 * optabs.h (sync_compare_and_swap_cc): Delete.
19664 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19665 is being used with can_compare_p.
19666 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19667 (find_cc_set): New.
19668 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19669 look for a MODE_CC set instead. Use emit_store_flag.
19670 (expand_compare_and_swap_loop): Likewise, with some additional
19671 complication to avoid a force_reg when useless. Use
19672 emit_cmp_and_jump_insns.
19673 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19674 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19675 sync_compare_and_swap documentation.
19677 2009-04-09 Jan Hubicka <jh@suse.cz>
19679 * except.c (find_prev_try): Break out from ....
19680 (duplicate_eh_regions): ... here; properly update prev_try pointers
19681 when duplication part of tree.
19682 (dump_eh_tree): Improve dumping.
19683 (verify_eh_region): New.
19684 (verify_eh_tree): Use it.
19686 2009-04-06 Richard Guenther <rguenther@suse.de>
19688 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19689 &ARRAY addresses by adjusting their types and prepending
19691 * tree-cfg.c (verify_gimple_assign_single): Verify that
19692 addresses are correct.
19694 2009-04-09 Richard Guenther <rguenther@suse.de>
19696 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19697 indices into an array reference if possible.
19698 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19699 Fold POINTER_PLUS_EXPR statements with invariant address.
19701 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19704 * config.gcc (powerpc64-*-linux*): Always build biarch.
19706 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19709 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19710 it and pedwarn if this results in an INTEGER_CST.
19712 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19714 * doc/install.texi: Update minimum GMP version. Remove obsolete
19715 text in MPFR section.
19717 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19719 * dwarf2out.c (class_scope_p): New static inline.
19720 (class_or_namespace_scope_p): Use it.
19721 (gen_variable_die): Use DW_TAG_member tag for static data member
19722 declarations instead of DW_TAG_variable.
19724 PR middle-end/39573
19725 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19728 2009-04-08 Richard Guenther <rguenther@suse.de>
19730 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19731 valueize random data.
19733 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19735 * config.gcc (aix tm_file): Add aix-stdint.h.
19736 (aix tm clause use_gcc_stdint): Set to wrap.
19737 * config/rs6000/aix-stdint.h: New file.
19739 2009-04-08 Richard Guenther <rguenther@suse.de>
19741 PR middle-end/36291
19742 * tree-dfa.c (add_referenced_var): Do not recurse into
19743 global initializers.
19744 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19746 (fold_const_aggregate_ref): Likewise.
19748 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19750 * recog.c (ordered_comparison_operator): New.
19751 * gensupport.c (std_preds): Add it.
19752 * doc/md.texi (Machine-Independent Predicates): Document it.
19754 2009-04-08 Jan Hubicka <jh@suse.cz>
19756 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19757 * function.h (rtl_eh): Remove exception_handler_label_map.
19758 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19759 remove_exception_handler_label, for_each_eh_label_1): Remove.
19760 (rtl_remove_unreachable_regions): Remove.
19761 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19762 (find_exception_handler_labels): Don't build the hashtable.
19763 (maybe_remove_eh_handler): Remove.
19764 (for_each_eh_label): Rewrite to walk the tree.
19765 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19766 * except.h (maybe_remove_eh_handler): Remove.
19767 * passes.c (init_optimization_passes): Schedule second EH cleanup
19769 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19770 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19772 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19774 * genoutput.c (validate_optab_operands): New.
19775 (gen_insn, gen_expand): Call it.
19777 * genflags.c (gen_insn): Detect misused iterators.
19778 (main): Pass line_no to gen_insn, exit with status 1 on error.
19780 * genextract.c (line_no): Make global.
19781 (VEC_safe_set_locstr): Change assertion to error message.
19782 (main): Exit with status 1 on error.
19784 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19788 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19789 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19790 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19791 * c-convert.c (convert): Do not call fold on results of conversion
19792 functions when the result is a C_MAYBE_CONST_EXPR.
19793 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19794 of __builtin_choose_expr.
19795 * c-typeck.c (remove_c_maybe_const_expr): New.
19796 (build_unary_op, build_conditional_expr, build_compound_expr,
19797 build_binary_op, c_objc_common_truthvalue_conversion): Call
19798 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19801 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19803 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19804 CODE to produce a new one. Add a prototype to use fold_convert_const
19806 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19809 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19810 mix declarations and code.
19812 2009-04-08 Ben Elliston <bje@au.ibm.com>
19814 * gcc.c: Replace `CC' with `GCC' throughout.
19816 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19818 * doc/invoke.texi: Document Atom support.
19820 2009-04-07 Jason Merrill <jason@redhat.com>
19823 * c-common.h, c-common.c: Add flag_pretty_templates.
19824 * c-opts.c (c_common_handle_option): Set it.
19825 * c.opt: Add -fno-pretty-templates.
19826 * doc/invoke.texi (C++ Dialect Options): Likewise.
19828 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19830 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19831 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19832 (ia64_expand_builtin): Likewise.
19834 2009-04-07 Martin Jambor <mjambor@suse.cz>
19836 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19837 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19838 ADDR_EXPRS are include too.
19840 2009-04-07 Richard Guenther <rguenther@suse.de>
19842 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19843 decls are only used if passes as parameters or if they are
19844 local statics and the call is not to a builtin.
19845 (call_may_clobber_ref_p_1): Likewise.
19847 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19849 * expr.c (do_store_flag): Remove last argument. Simplify code
19850 to avoid duplication of tests already done by can_compare_p.
19851 (expand_expr_real_1): Adjust caller.
19853 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19855 * optabs.c (can_compare_p): Test the predicate of a
19856 cbranch and cstore pattern.
19858 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19860 * expr.c (convert_move): Use emit_store_flag instead of
19863 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19865 * config/i386/i386.c (ix86_compare_emitted): Remove.
19866 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19867 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19868 * config/i386/i386.h (ix86_compare_emitted): Remove.
19869 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19870 instead of ix86_compare_emitted.
19871 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19873 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19875 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19876 Add t-sysroot-suffix to tmake_file.
19877 * config/print-sysroot-suffix.sh: New file.
19878 * config/t-sysroot-suffix: New file.
19880 2009-04-07 Ben Elliston <bje@au.ibm.com>
19882 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19883 as the latter produces a warning when the target does not support
19886 2009-04-07 Ben Elliston <bje@au.ibm.com>
19888 * dfp.c: Replace type punning assignments with memcpy throughout.
19889 * Makefile.in (dfp.o-warn): Remove.
19891 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19894 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19895 Include soft-fp/t-softfp after rs6000/t-linux64.
19897 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19899 * stor-layout.c (set_sizetype): Use the full precision of their
19900 machine mode for bitsize types.
19902 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19904 * config/i386/i386.md: Revert 2 accidental checkins.
19906 2009-04-06 Joey Ye <joey.ye@intel.com>
19907 Xuepeng Guo <xuepeng.guo@intel.com>
19908 H.J. Lu <hongjiu.lu@intel.com>
19910 Atom pipeline model, tuning and insn selection.
19911 * config.gcc (atom): Add atom config options and target.
19913 * config/i386/atom.md: New.
19915 * config/i386/i386.c (atom_cost): New cost.
19916 (m_ATOM): New macro flag.
19917 (initial_ix86_tune_features): Set m_ATOM.
19918 (x86_accumulate_outgoing_args): Likewise.
19919 (x86_arch_always_fancy_math_387): Likewise.
19920 (processor_target): Add Atom cost.
19921 (cpu_names): Add Atom cpu name.
19922 (override_options): Set Atom ISA.
19923 (ix86_issue_rate): New case PROCESSOR_ATOM.
19924 (ix86_adjust_cost): Likewise.
19926 * config/i386/i386.h (TARGET_ATOM): New target macro.
19927 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19928 (TARGET_OPT_AGU): New target option.
19929 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19930 (processor_type): Add PROCESSOR_ATOM.
19932 * config/i386/i386.md (cpu): Add new value "atom".
19933 (use_carry, movu): New attr.
19934 (atom.md): Include atom.md.
19935 (adddi3_carry_rex64): Set attr "use_carry".
19936 (addqi3_carry): Likewise.
19937 (addhi3_carry): Likewise.
19938 (addsi3_carry): Likewise.
19939 (*addsi3_carry_zext): Likewise.
19940 (subdi3_carry_rex64): Likewise.
19941 (subqi3_carry): Likewise.
19942 (subhi3_carry): Likewise.
19943 (subsi3_carry): Likewise.
19944 (x86_movdicc_0_m1_rex64): Likewise.
19945 (*x86_movdicc_0_m1_se): Likewise.
19946 (x86_movsicc_0_m1): Likewise.
19947 (*x86_movsicc_0_m1_se): Likewise.
19948 (*adddi_1_rex64): Emit add insn as much as possible.
19949 (*addsi_1): Likewise.
19950 (return_internal): Set atom_unit.
19951 (return_internal_long): Likewise.
19952 (return_pop_internal): Likewise.
19953 (*rcpsf2_sse): Set atom_sse_attr attr.
19954 (*qrt<mode>2_sse): Likewise.
19955 (*prefetch_sse): Likewise.
19957 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19959 (ix86_target_macros_internal): Likewise.
19961 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19962 (*prefetch_sse_rex): Likewise.
19963 (sse_rcpv4sf2): Likewise.
19964 (sse_vmrcpv4sf2): Likewise.
19965 (sse_sqrtv4sf2): Likewise.
19966 (<sse>_vmsqrt<mode>2): Likewise.
19967 (sse_ldmxcsr): Likewise.
19968 (sse_stmxcsr): Likewise.
19969 (*sse_sfence): Likewise.
19970 (sse2_clflush): Likewise.
19971 (*sse2_mfence): Likewise.
19972 (*sse2_lfence): Likewise.
19973 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19974 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19975 (avx_movdqu<avxmodesuffix>): Likewise.
19976 (avx_lddqu<avxmodesuffix>): Likewise.
19977 (sse2_movntv2di): Change attr "type" to "ssemov".
19978 (sse2_movntsi): Likewise.
19979 (rsqrtv8sf2): Change attr "type" to "sseadd".
19980 (sse3_addsubv2df3): Set attr "atom_unit".
19981 (sse3_h<plusminus_insn>v4sf3): Likewise.
19982 (*sse2_pmaddwd): Likewise.
19983 (*vec_extractv2di_1_rex64): Likewise.
19984 (*vec_extractv2di_1_avx): Likewise.
19985 (sse2_psadbw): Likewise.
19986 (ssse3_phaddwv8hi3): Likewise.
19987 (ssse3_phaddwv4hi3): Likewise.
19988 (ssse3_phadddv4si3): Likewise.
19989 (ssse3_phadddv2si3): Likewise.
19990 (ssse3_phaddswv8hi3): Likewise.
19991 (ssse3_phaddswv4hi3): Likewise.
19992 (ssse3_phsubwv8hi3): Likewise.
19993 (ssse3_phsubwv4hi3): Likewise.
19994 (ssse3_phsubdv4si3): Likewise.
19995 (ssse3_phsubdv2si3): Likewise.
19996 (ssse3_phsubswv8hi3): Likewise.
19997 (ssse3_phsubswv4hi3): Likewise.
19998 (ssse3_pmaddubsw128): Likewise.
19999 (sse3_pmaddubsw: Likewise.
20000 (ssse3_palignrti): Likewise.
20001 (ssse3_palignrdi): Likewise.
20003 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20005 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20007 2009-04-06 Richard Guenther <rguenther@suse.de>
20009 PR tree-optimization/28868
20010 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20011 of which PHI results we inserted.
20012 (insert_into_preds_of_block): Record inserted PHIs.
20013 (eliminate): Eliminate redundant PHI nodes.
20014 (init_pre): Init inserted_phi_names.
20016 2009-04-06 Richard Guenther <rguenther@suse.de>
20018 PR tree-optimization/39643
20019 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20020 IMAGPART_EXPRs of complex constants.
20021 (execute_fold_all_builtins): If we folded a call queue
20022 TODO_update_address_taken.
20024 2009-04-06 Jan Hubicka <jh@suse.cz>
20026 PR middle-end/39659
20027 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20030 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20032 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20034 (ic_invalidate_array): Likewise.
20036 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20038 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20039 alignment for library calls.
20041 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20043 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20044 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20045 * config/i386/mingw-stdint.h: New file.
20047 2009-04-05 Richard Guenther <rguenther@suse.de>
20049 PR tree-optimization/39648
20050 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20051 our &A vs. &A[0] IL deficiencies.
20053 2009-04-04 Jan Hubicka <jh@suse.cz>
20055 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20056 removed toplevel regions.
20057 (sjlj_mark_call_sites): Likewise.
20059 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20061 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20062 (cygwin tm clause use_gcc_stdint): Set to wrap.
20063 * config/i386/cygwin-stdint.h: New file.
20065 2009-04-04 Richard Guenther <rguenther@suse.de>
20067 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20068 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20069 single-argument PHIs if we are in loop-closed SSA form.
20070 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20071 for the pre-condition.
20072 (slpeel_tree_peel_loop_to_edge): Likewise.
20073 (vect_build_loop_niters): Take an optional sequence to append stmts.
20074 (vect_generate_tmps_on_preheader): Likewise.
20075 (vect_do_peeling_for_loop_bound): Take extra guards for the
20077 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20078 the cost model check.
20079 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20080 guards if we are going to peel. Do not apply versioning in that case.
20081 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20082 (vect_do_peeling_for_loop_bound): Likewise.
20083 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20084 loop bound only record extra pre-conditions, do not apply loop
20087 2009-04-04 Richard Guenther <rguenther@suse.de>
20089 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20092 2009-04-04 Jan Hubicka <jh@suse.cz>
20094 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20095 last_basic_block for size of bb->index indexed array.
20096 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20097 compute_out, link_btr_uses, build_btr_def_use_webs,
20098 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20100 2009-04-04 Jan Hubicka <jh@suse.cz>
20102 * except.c (remove_eh_handler_and_replace): Break out from ...
20103 (remove_eh_handler): ... here.
20104 (bring_to_root): New function.
20105 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20106 handled ones, bring others to root of tree.
20108 2009-04-04 Jan Hubicka <jh@suse.cz>
20110 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20111 (all_phis_safe_to_merge): New function.
20112 (update_info): New structure.
20113 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20114 (cleanup_empty_eh): Update SSA if possible.
20116 2009-04-04 Richard Guenther <rguenther@suse.de>
20118 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20119 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20120 (append_vuse): Likewise.
20122 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20124 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20125 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20126 instead of REG_UNSAVED for DW_CFA_undefined.
20127 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20128 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20131 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20134 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20135 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20136 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20138 2009-04-04 Richard Guenther <rguenther@suse.de>
20140 PR tree-optimization/8781
20141 PR tree-optimization/37892
20142 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20143 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20144 (valueize_refs): Call it for *& valueizations.
20145 (shared_reference_ops_from_ref): Rename to ...
20146 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20147 (shared_reference_ops_from_call): Rename to ...
20148 (valueize_shared_reference_ops_from_call): ... this and valueize.
20149 (vn_reference_lookup): Update.
20150 (visit_reference_op_call): Likewise.
20151 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20152 (eliminate): Value-replace the call address in call statements.
20154 2009-04-04 Richard Guenther <rguenther@suse.de>
20156 PR tree-optimization/39636
20157 * tree-ssa-forwprop.c
20158 (forward_propagate_addr_into_variable_array_index): Check for
20159 GIMPLE_ASSIGN before accessing the rhs code.
20161 2009-04-03 Jason Merrill <jason@redhat.com>
20163 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20165 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20167 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20168 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20169 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20170 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20171 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20172 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20173 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20174 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20175 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20176 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20177 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20178 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20179 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20180 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20181 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20182 Use fr_reg_or_fp01_operand instead of fr_register_operand
20184 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20185 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20186 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20188 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20190 PR rtl-optimization/39607
20191 PR rtl-optimization/39631
20195 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20196 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20197 instead of DF_LR_OUT.
20198 * ira-lives.c (process_bb_node_lives): Ditto.
20199 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20200 instead of DF_LR_{OUT,IN}.
20201 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20202 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20204 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20206 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20207 (execute_lower_omp): Always run but take the short way out if -fopenmp
20209 (gate_lower_omp): Remove, forcing the pass manager to always run the
20210 pass and always set PROP_gimple_lomp.
20211 (pass_lower_omp): Remove gate function.
20212 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20213 PROP_trees. Instead, require it.
20214 * ipa-cp.c (pass_ipa_cp): Likewise.
20215 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20216 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20217 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20218 and PROP_gimple_leh.
20220 2009-04-03 Richard Guenther <rguenther@suse.de>
20222 PR middle-end/13146
20223 PR tree-optimization/23940
20224 PR tree-optimization/33237
20225 PR middle-end/33974
20226 PR middle-end/34093
20227 PR tree-optimization/36201
20228 PR tree-optimization/36230
20229 PR tree-optimization/38049
20230 PR tree-optimization/38207
20231 PR tree-optimization/38230
20232 PR tree-optimization/38301
20233 PR tree-optimization/38585
20234 PR middle-end/38895
20235 PR tree-optimization/38985
20236 PR tree-optimization/39299
20237 * tree-ssa-structalias.h: Remove.
20238 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20239 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20240 (struct vuse_element_d): Remove.
20241 (struct vuse_vec_d): Likewise.
20242 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20243 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20244 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20245 VUSE_ELEMENT_VAR): Likewise.
20246 (struct voptype_d): Likewise.
20247 (NUM_VOP_FREE_BUCKETS): Likewise.
20248 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20249 (struct stmt_operands_d): Remove.
20250 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20251 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20252 VDEF_NUM, VDEF_VECT): Likewise.
20253 (copy_virtual_operands): Remove.
20254 (operand_build_cmp): Likewise.
20255 (create_ssa_artificial_load_stmt): Likewise.
20256 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20257 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20258 vuse_index and mayuse_index members. Pack and move done and iter_type
20259 members to the front.
20260 (SSA_OP_VMAYUSE): Remove.
20261 (SSA_OP_VIRTUAL_USES): Adjust.
20262 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20263 (unlink_stmt_vdef): Declare.
20264 (add_to_addressable_set): Remove.
20265 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20266 (vrp_visit_stmt): Likewise.
20267 * doc/tree-ssa.texi (Alias analysis): Update.
20268 * doc/invoke.texi (max-aliased-vops): Remove docs.
20269 (avg-aliased-vops): Likewise.
20270 * tree-into-ssa.c (syms_to_rename): Remove.
20271 (need_to_update_vops_p): Likewise.
20272 (need_to_initialize_update_ssa_p): Rename to ...
20273 (update_ssa_initialized_fn): ... this. Track function we are
20275 (symbol_marked_for_renaming): Simplify.
20276 (add_new_name_mapping): Do not set need_to_update_vops_p.
20277 (dump_currdefs): Use SYMS_TO_RENAME.
20278 (rewrite_update_stmt): Always walk all uses/defs.
20279 (dump_update_ssa): Adjust.
20280 (init_update_ssa): Take function argument. Track what we are
20282 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20283 (create_new_def_for): Initialize for cfun, assert we are initialized
20285 (mark_sym_for_renaming): Simplify.
20286 (mark_set_for_renaming): Do not initialize update-ssa.
20287 (need_ssa_update_p): Simplify. Take function argument.
20288 (name_mappings_registered_p): Assert we ask for the correct function.
20289 (name_registered_for_update_p): Likewise.
20290 (ssa_names_to_replace): Likewise.
20291 (release_ssa_name_after_update_ssa): Likewise.
20292 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20293 (dump_decl_set): Do not print a newline.
20294 (debug_decl_set): Do it here.
20295 (dump_update_ssa): And here.
20296 * tree-ssa-loop-im.c (move_computations): Adjust.
20297 (movement_possibility): Likewise.
20298 (determine_max_movement): Likewise.
20299 (gather_mem_refs_stmt): Likewise.
20300 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20301 or NAME_MEMORY_TAG.
20302 * tree-complex.c (update_all_vops): Remove.
20303 (expand_complex_move): Adjust.
20304 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20305 Simplify test for memory referencing statement. Exclude
20306 non-invariant ADDR_EXPRs.
20307 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20308 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20309 (rdg_flag_uses): Likewise.
20310 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20312 (tree_optimize_tail_calls_1): Also split the
20313 edge from the entry block if we have degenerate PHI nodes in
20314 the first basic block.
20315 * tree.c (init_ttree): Remove memory-tag related code.
20316 (tree_code_size): Likewise.
20317 (tree_node_structure): Likewise.
20318 (build7_stat): Re-write to be build6_stat.
20319 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20320 (SSA_VAR_P): Adjust.
20321 (struct tree_memory_tag): Remove.
20322 (struct tree_memory_partition_tag): Likewise.
20323 (union tree_node): Adjust.
20324 (build7): Re-write to be build6.
20325 * tree-pass.h (pass_reset_cc_flags): Remove.
20326 (TODO_update_address_taken): New flag.
20327 (pass_simple_dse): Remove.
20328 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20329 * params.h (MAX_ALIASED_VOPS): Remove.
20330 (AVG_ALIASED_VOPS): Likewise.
20331 * omp-low.c (expand_omp_taskreg): Update SSA form.
20332 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20333 aliases the lhs in a copy stmt.
20334 * tree-ssa-dse.c (struct address_walk_data): Remove.
20335 (memory_ssa_name_same): Likewise.
20336 (memory_address_same): Likewise.
20337 (get_kill_of_stmt_lhs): Likewise.
20338 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20339 unused stores. Look through PHI nodes into post-dominated regions.
20340 (dse_optimize_stmt): Simplify. Properly remove stores.
20341 (tree_ssa_dse): Compute dominators.
20342 (execute_simple_dse): Remove.
20343 (pass_simple_dse): Likewise.
20344 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20345 gimple_loaded_syms and gimple_stored_syms computation.
20346 * toplev.c (dump_memory_report): Dump alias and pta stats.
20347 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20348 (vn_reference_eq): Likewise.
20349 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20350 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20351 valueize_vuses): Remove.
20352 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20353 (get_def_ref_stmt_vuse): ... this.
20354 (vn_reference_lookup_2): New function.
20355 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20356 walking equivalent vuses. Simplify.
20357 (vn_reference_lookup): Likewise.
20358 (vn_reference_insert): Likewise.
20359 (vn_reference_insert_pieces): Likewise.
20360 (visit_reference_op_call): Simplify.
20361 (visit_reference_op_load): Likewise.
20362 (visit_reference_op_store): Likewise.
20363 (init_scc_vn): Remove shared_lookup_vuses initialization.
20364 (free_scc_vn): Remove shared_lookup_vuses freeing.
20365 (sort_vuses, sort_vuses_heap): Remove.
20366 (get_ref_from_reference_ops): Export.
20367 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20368 vector with single vuse pointer.
20369 (vn_reference_lookup_pieces, vn_reference_lookup,
20370 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20371 (shared_vuses_from_stmt): Remove.
20372 (get_ref_from_reference_ops): Declare.
20373 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20374 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20375 memory-tag related code.
20376 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20377 (likely_value): Add comment, skip static-chain of call statements.
20378 (surely_varying_stmt_p): Adjust.
20379 (gimplify_and_update_call_from_tree): Likewise.
20380 (execute_fold_all_builtins): Do not rebuild alias info.
20381 (gimplify_and_update_call_from_tree): Properly update VOPs.
20382 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20383 (copy_ref_info): Remove memory-tag related code.
20384 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20385 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20386 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20388 * tree-ssa-dom.c (gimple_p): Remove typedef.
20389 (eliminate_redundant_computations): Adjust.
20390 (record_equivalences_from_stmt): Likewise.
20391 (avail_expr_hash): Likewise.
20392 (avail_expr_eq): Likewise.
20393 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20394 (stmt_makes_single_load): Likewise.
20395 (stmt_makes_single_store): Likewise.
20396 * tree-ssa-alias.c: Rewrite completely.
20397 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20398 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20399 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20400 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20401 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20402 Remove public functions.
20403 (pass_reset_cc_flags): Remove.
20404 (pass_build_alias): Move ...
20405 * tree-ssa-structalias.c (pass_build_alias): ... here.
20406 * tree-ssa-alias.c (may_be_aliased): Move ...
20407 * tree-flow-inline.h (may_be_aliased): ... here.
20408 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20409 count_uses_and_derefs): Move ...
20410 * gimple.c: ... here.
20411 * gimple.h (count_uses_and_derefs): Declare.
20412 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20413 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20414 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20415 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20416 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20417 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20418 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20420 * tree-dfa.c (refs_may_alias_p): Move ...
20421 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20422 * tree-ssa-alias.h: New file.
20423 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20424 (statement_sink_location): Likewise.
20425 * opts.c (decode_options): Do not adjust max-aliased-vops or
20426 avg-aliased-vops values.
20427 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20428 (TV_CALL_CLOBBER): Likewise.
20429 (TV_FLOW_SENSITIVE): Likewise.
20430 (TV_FLOW_INSENSITIVE): Likewise.
20431 (TV_MEMORY_PARTITIONING): Likewise.
20432 (TV_ALIAS_STMT_WALK): New timevar.
20433 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20434 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20435 (get_address_description): Remove memory-tag related code.
20436 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20437 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20438 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20439 and immediate uses in statements. Document.
20440 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20441 (dump_symbols): Remove.
20442 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20443 * alias.c (get_deref_alias_set): New function split out from ...
20444 (get_alias_set): ... here.
20445 * alias.h (get_deref_alias_set): Declare.
20446 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20447 type parameter. Remove restrict pointer handling. Create a
20448 ref-all pointer in case type-based alias sets do not conflict.
20449 (vect_analyze_data_refs): Remove SMT related code.
20450 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20451 (vectorizable_load): Likewise.
20452 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20453 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20454 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20455 Ignore vops and SMTs.
20456 (dr_analyze_alias): Likewise..
20457 (free_data_ref): Likewise.
20458 (create_data_ref): Likewise.
20459 (analyze_all_data_dependences): Likewise.
20460 (get_references_in_stmt): Adjust.
20461 * tree-flow-inline.h (gimple_aliases_computed_p,
20462 gimple_addressable_vars, gimple_call_clobbered_vars,
20463 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20464 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20465 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20466 gimple_mem_ref_stats): Remove.
20467 (gimple_vop): New function.
20468 (op_iter_next_use): Remove vuses and mayuses cases.
20469 (op_iter_next_def): Remove vdefs case.
20470 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20471 (clear_and_done_ssa_iter): Do not set removed fields.
20472 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20473 Assert we are not iterating over vuses or vdefs if not also
20474 iterating over uses or defs.
20475 (op_iter_init_use): Likewise.
20476 (op_iter_init_def): Likewise.
20477 (op_iter_next_vdef): Remove.
20478 (op_iter_next_mustdef): Likewise.
20479 (op_iter_init_vdef): Likewise.
20480 (compare_ssa_operands_equal): Likewise.
20481 (link_use_stmts_after): Handle vuse operand.
20482 (is_call_used): Use is_call_clobbered.
20483 (is_call_clobbered): Global variables are always call clobbered,
20484 query the call-clobbers bitmap.
20485 (mark_call_clobbered): Ignore global variables.
20486 (clear_call_clobbered): Likewise.
20487 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20488 virtual operands sanity check.
20489 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20491 (TARGET_MEM_REF): Remove TMR_TAG operand.
20492 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20493 Remove call-clobber related code.
20494 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20495 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20496 partitions or escape reason.
20497 (get_single_def_stmt, get_single_def_stmt_from_phi,
20498 get_single_def_stmt_with_phi): Remove.
20499 (dump_referenced_vars): Tidy.
20500 (get_ref_base_and_extent): Allow bare decls.
20501 (collect_dfa_stats): Adjust.
20502 * graphite.c (rename_variables_in_stmt): Adjust.
20503 (graphite_copy_stmts_from_block): Likewise.
20504 (translate_clast): Likewise.
20505 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20507 (translate_vuse_through_block): Use the oracle.
20508 (phi_translate_1): Adjust.
20509 (value_dies_in_block_x): Use the oracle. Cache the outcome
20511 (valid_in_sets): Check if the VUSE for
20512 a REFERENCE is available.
20513 (eliminate): Do not remove stmts during elimination,
20514 instead queue and remove them afterwards.
20515 (do_pre): Do not rebuild alias info.
20516 (pass_pre): Run TODO_rebuild_alias before PRE.
20517 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20518 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20519 (mark_all_v_defs_stmt): Remove.
20520 (mark_all_v_defs_seq): Adjust.
20521 (sra_replace): Likewise.
20522 (scalarize_use): Likewise.
20523 (scalarize_copy): Likewise.
20524 (scalarize_init): Likewise.
20525 (scalarize_ldst): Likewise.
20526 (todoflags): Remove.
20527 (tree_sra): Do not rebuild alias info.
20528 (tree_sra_early): Adjust.
20529 (pass_sra): Run TODO_update_address_taken before SRA.
20530 * tree-predcom.c (set_alias_info): Remove.
20531 (prepare_initializers_chain): Do not call it.
20532 (mark_virtual_ops_for_renaming): Adjust.
20533 (mark_virtual_ops_for_renaming_list): Remove.
20534 (initialize_root_vars): Adjust.
20535 (initialize_root_vars_lm): Likewise.
20536 (prepare_initializers_chain): Likewise.
20537 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20538 (may_propagate_copy_into_stmt): Likewise.
20539 (merge_alias_info): Do nothing for now.
20540 (propagate_tree_value_into_stmt): Adjust.
20541 (stmt_may_generate_copy): Likewise.
20542 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20543 not mark symbols for renaming.
20544 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20545 with the same statement, make sure to update the new pointed-to one.
20546 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20547 call statements, do not mark symbols for renaming.
20548 (mark_operand_necessary): Dump something.
20549 (ref_may_be_aliased): New function.
20550 (mark_aliased_reaching_defs_necessary_1): New helper function.
20551 (mark_aliased_reaching_defs_necessary): Likewise.
20552 (mark_all_reaching_defs_necessary_1): Likewise.
20553 (mark_all_reaching_defs_necessary): Likewise.
20554 (propagate_necessity): Do not process virtual PHIs. For
20555 non-aliased loads mark all reaching definitions as necessary.
20556 For aliased loads and stores mark the immediate dominating
20557 aliased clobbers as necessary.
20558 (visited): New global static.
20559 (perform_tree_ssa_dce): Free visited bitmap after propagating
20561 (remove_dead_phis): Perform simple dead virtual PHI removal.
20562 (remove_dead_stmt): Properly unlink virtual operands when
20564 (eliminate_unnecessary_stmts): Schedule PHI removal after
20566 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20567 (process_replaceable): Likewise.
20568 (find_replaceable_in_bb): Likewise.
20569 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20570 based on the single gimple vop.
20571 (verify_flow_insensitive_alias_info): Remove.
20572 (verify_flow_sensitive_alias_info): Likewise.
20573 (verify_call_clobbering): Likewise.
20574 (verify_memory_partitions): Likewise.
20575 (verify_alias_info): Likewise.
20576 (verify_ssa): Adjust..
20577 (execute_update_addresses_taken): Export. Update SSA
20578 manually. Optimize only when optimizing. Use a local bitmap.
20579 (pass_update_address_taken): Remove TODO_update_ssa, add
20581 (pass_update_address_taken): Just use TODO_update_address_taken.
20582 (init_tree_ssa): Do not initialize addressable_vars.
20583 (verify_ssa): Verify new VUSE / VDEF properties.
20584 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20585 Do not call verify_alias_info.
20586 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20587 Do not free the loaded and stored syms bitmaps. Reset the escaped
20588 and callused solutions. Do not free addressable_vars.
20589 Remove memory-tag related code.
20590 (warn_uninitialized_var): Aliases are always available.
20591 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20592 * lambda-code.c (can_put_in_inner_loop): Adjust.
20593 (can_put_after_inner_loop): Likewise.
20594 (perfect_nestify): Likewise.
20595 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20596 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20597 (vectorizable_conversion): Do not mark symbols for renaming.
20598 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20599 (expand_call_inline): Unlink the calls virtual operands before
20601 (tree_function_versioning): Do not call update_ssa if we are not
20602 updating clones. Simplify.
20603 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20604 (propagate_with_phi): Likewise..
20605 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20606 clobber code. Assert we are not aliased or global.
20607 * tree-flow.h: Include tree-ssa-alias.h
20608 (enum escape_type): Remove.
20609 (struct mem_sym_stats_d): Likewise.
20610 (struct mem_ref_stats_d): Likewise.
20611 (struct gimple_df): Add vop member. Remove global_var,
20612 call_clobbered_vars, call_used_vars, addressable_vars,
20613 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20614 escaped and callused members.
20615 (struct ptr_info_def): Remove all members, add points-to solution
20617 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20618 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20619 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20620 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20621 (tree-ssa-alias.o): Likewise.
20622 (toplev.o): Add tree-ssa-alias.h
20623 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20624 * gimple.c (gimple_set_bb): Fix off-by-one error.
20625 (is_gimple_reg): Do not handle memory tags.
20626 (gimple_copy): Also copy virtual operands.
20627 Delay updating the statement. Do not reset loaded and stored syms.
20628 (gimple_set_stored_syms): Remove.
20629 (gimple_set_loaded_syms): Likewise.
20630 (gimple_call_copy_skip_args): Copy the virtual operands
20631 and mark the new statement modified.
20632 * tree-ssa-structalias.c (may_alias_p): Remove.
20633 (set_uids_in_ptset): Take the alias set to prune with as
20634 parameter. Fold in the alias test of may_alias_p.
20635 (compute_points_to_sets): Compute whether a ptr is dereferenced
20636 in a local sbitmap.
20637 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20638 other ADDRESSOF constraints on the lhs.
20639 (get_constraint_for_component_ref): Assert that we don't get
20640 ADDRESSOF constraints from the base of the reference.
20641 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20642 (struct variable_info): Remove collapsed_to member.
20643 (get_varinfo_fc): Remove.
20644 (new_var_info): Do not set collapsed_to.
20645 (dump_constraint): Do not follow cycles.
20646 (dump_constraint_graph): Likewise.
20647 (build_pred_graph): Likewise.
20648 (build_succ_graph): Likewise.
20649 (rewrite_constraints): Likewise.
20650 (do_simple_structure_copy): Remove.
20651 (do_rhs_deref_structure_copy): Remove.
20652 (do_lhs_deref_structure_copy): Remove.
20653 (collapse_rest_of_var): Remove.
20654 (do_structure_copy): Re-implement.
20655 (pta_stats): New global variable.
20656 (dump_pta_stats): New function.
20657 (struct constraint_expr): Make offset signed.
20658 (UNKNOWN_OFFSET): Define special value.
20659 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20660 (solution_set_expand): New helper function split out from ...
20661 (do_sd_constraint): ... here.
20662 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20663 (do_ds_constraint): Likewise.
20664 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20665 and CALLUSED = *CALLUSED.
20666 (set_union_with_increment): Make inc argument signed.
20667 (type_safe): Remove.
20668 (get_constraint_for_ptr_offset): Handle unknown and negative
20670 (first_vi_for_offset): Handle offsets before start. Bail
20671 out early for offsets beyond the variable extent.
20672 (first_or_preceding_vi_for_offset): New function.
20673 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20674 Together with ESCAPED = *ESCAPED this properly computes reachability.
20675 (find_what_var_points_to): New function.
20676 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20677 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20678 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20679 pt_solutions_intersect): New functions.
20680 (compute_call_used_vars): Remove.
20681 (compute_may_aliases): New main entry into PTA computation.
20682 * gimple.h (gimple_p): New typedef.
20683 (struct gimple_statement_base): Remove references_memory_p.
20684 (struct gimple_statement_with_memory_ops_base): Remove
20685 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20687 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20688 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20689 gimple_set_references_memory): Remove.
20690 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20691 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20693 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20694 (verify_expr): Allow RESULT_DECL.
20695 (gimple_duplicate_bb): Do not copy virtual operands.
20696 (gimple_duplicate_sese_region): Adjust.
20697 (gimple_duplicate_sese_tail): Likewise.
20698 (mark_virtual_ops_in_region): Remove.
20699 (move_sese_region_to_fn): Do not call it.
20700 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20701 and pass_simple_dse.
20702 (execute_function_todo): Handle TODO_update_address_taken,
20703 call execute_update_addresses_taken for TODO_rebuild_alias.
20704 (execute_todo): Adjust.
20705 (execute_one_pass): Init dump files early.
20706 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20708 (create_general_new_stmt): Clear vops.
20709 * tree-ssa-reassoc.c (get_rank): Adjust.
20710 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20711 symbols for renaming.
20712 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20713 (PARAM_AVG_ALIASED_VOPS): Likewise.
20714 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20715 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20716 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20717 (operand_build_cmp, copy_virtual_operands,
20718 create_ssa_artificial_load_stmt, add_to_addressable_set,
20719 gimple_add_to_addresses_taken): Remove public functions.
20720 (unlink_stmt_vdef): New function.
20722 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20724 * config.gcc (powerpc-*-linux*): Merge variants.
20726 2009-04-02 Chao-ying Fu <fu@mips.com>
20727 James Grosbach <james.grosbach@microchip.com>
20729 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20730 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20732 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20733 keep_interrupts_masked_p, use_debug_exception_return_p.
20734 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20735 keep_interrupts_masked, use_debug_exception_return.
20736 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20737 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20739 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20740 (mips_print_operand): Process COP0 registers to print $0 .. $31
20741 correctly for GAS to process.
20742 (mips_interrupt_extra_call_saved_reg_p): New function.
20743 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20745 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20746 (mips_compute_frame_info): Add supports for interrupt context that
20747 includes doubleword accumulators and COP0 registers.
20748 (mips_for_each_saved_acc): New function.
20749 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20750 mips_for_each_saved_reg.
20751 (mips_save_reg): Save accumulators.
20752 (mips_kernel_reg_p): A new for_each_rtx callback.
20753 (mips_expand_prologue): Support interrupt handlers.
20754 (mips_restore_reg): Restore accumulators.
20755 (mips_expand_epilogue): Support interrupt handlers.
20756 (mips_can_use_return_insn): Return false for interrupt handlers.
20757 (mips_epilogue_uses): New function.
20758 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20759 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20760 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20761 cop0_move): New instructions.
20762 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20763 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20765 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20767 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20768 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20769 interrupt handlers, we use K0 as the temporary register.
20770 (EPILOGUE_USES): Change to a function call.
20771 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20772 handlers, we use K0 as the temporary register.
20774 * doc/extend.texi (Function Attributes): Document interrupt,
20775 use_shadow_register_set, keep_interrupts_masked,
20776 use_debug_exception_return for MIPS attributes.
20778 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20780 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20781 Remove a number of t-files from tmake_file.
20782 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20783 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20784 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20785 target_prototype, not TARGET_PROTOTYPE.
20786 (LINK_OS_GNU_SPEC): Define.
20787 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20788 and darwin-ldoubdle.c.
20790 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20793 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20794 (cpp_options): Ditto.
20795 (default_compilers): Ditto.
20796 (display_help): Ditto.
20797 (process_command): Ditto.
20798 (do_spec_1): Ditto.
20799 (set_input): Use lbasename instead of duplicate code.
20800 (save_temps_prefix): New static for -save-temps=obj.
20801 (save_temps_length): Ditto.
20803 * doc/invoke.texi (-save-temps=obj): Document new variant to
20804 -save-temps switch.
20806 2009-04-02 Jeff Law <law@redhat.com>
20808 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20811 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20813 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20814 * configure: Regenerated.
20816 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20818 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20819 share the argument list.
20821 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20825 2009-02-12 Diego Novillo <dnovillo@google.com>
20827 * varpool.c (debug_varpool): New.
20828 * cgraph.h (debug_varpool): Declare.
20830 2009-04-02 Jan Hubicka <jh@suse.cz>
20832 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20835 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20837 * config/i386/i386.c (ix86_abi): Move initialization to ...
20838 (override_options): Here.
20840 2009-04-02 Christian Bruel <christian.bruel@st.com>
20842 * config/sh/sh.c (sh_dwarf_register_span): New function.
20843 (TARGET_DWARF_REGISTER_SPAN): Define.
20844 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20846 2009-04-02 Ira Rosen <irar@il.ibm.com>
20848 PR tree-optimization/39595
20849 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20850 interleaved loads group is not greater than the SLP group size.
20852 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20854 * builtins.c (is_builtin_name): New.
20855 (called_as_built_in): Use is_builtin_name.
20856 * tree.h (is_builtin_name): New.
20857 * varasm.c (incorporeal_function_p): Use is_builtin_name
20859 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20861 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20863 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20866 * c-decl.c (clone_underlying_type): Move this ...
20867 * c-common.c (set_underlying_type): ... here.
20868 Also, make sure the function properly sets TYPE_STUB_DECL() on
20869 the newly created typedef variant type.
20870 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20871 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20874 2009-04-02 Richard Guenther <rguenther@suse.de>
20876 PR tree-optimization/37221
20877 * tree-flow.h (degenerate_phi_result): Declare.
20878 * tree-ssa-dom.c (degenerate_phi_result): Export.
20879 * tree-scalar-evolution.c (analyze_initial_condition): If
20880 the initial condition is defined by a degenerate PHI node
20881 use the degenerate value.
20883 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20885 PR rtl-optimization/39588
20886 * combine.c (merge_outer_ops): Do not set the constant when this
20888 (simplify_shift_const_1): Do not modify it either in this case.
20890 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20892 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20893 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20895 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20898 * c-lex.c (interpret_float): Default (no suffix) is double.
20900 2009-04-1 Xinliang David Li <davidxl@google.com>
20902 * config/i386/i386.c (legitimate_constant_p): Recognize
20903 all one vector constant.
20905 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20907 * config/vax/vax.c: Add #includes to silence warnings.
20908 Change #include order to silence two warnings.
20910 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20912 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20913 (ASM_SPEC): Pass -k to the assembler for PIC code.
20915 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20917 * config.gcc: Add vax-*-linux* to the switch.
20918 * config/vax/linux.h: New file. (TARGET_VERSION,
20919 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20921 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20923 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20924 Use predicate macros instead of GET_CODE() == foo.
20925 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20926 ashlsi3, rotrsi3, <unnamed>): Likewise.
20928 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20930 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20931 jbbccihi, jbbccisi): Remova trailing whitespace.
20932 * config/vax/constraints.md: Likewise.
20933 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20934 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20935 * config/vax/predicates.md: Likewise.
20936 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20937 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20938 * config/vax/vax.h: Likewise.
20939 * config/vax/vax.md (nonlocal_goto): Likewise.
20941 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20943 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20944 (indirectable_address_p, adjacent_operands_p): Add spaces around
20946 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20948 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20950 * config/vax/vax.c (legitimate_constant_address_p,
20951 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20952 index_term_p, reg_plus_index_p, legitimate_address_p,
20953 vax_mode_dependent_address_p): Update comments to match functions
20954 modified by the recent int->bool conversion.
20956 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20958 * config/vax/builtins.md: Update copyright message.
20959 * config/vax/constraints.md: Likewise.
20960 * config/vax/netbsd-elf.h: Likewise.
20961 * config/vax/predicates.md: Likewise.
20962 * config/vax/vax-protos.h: Likewise.
20963 * config/vax/vax.c: Likewise.
20964 * config/vax/vax.h: Likewise.
20965 * config/vax/vax.md: Likewise.
20966 * config/vax/vax.opt: Likewise.
20968 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20970 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20971 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20972 * config/vax/constraints.md (B, R): Likewise.
20973 * config/vax/predicates.md (external_memory_operand,
20974 nonimmediate_addsub_di_operand): Likewise.
20975 * config/vax/vax.c (vax_output_int_add): Likewise.
20976 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20977 untyped_call): Likewise.
20979 2009-04-01 Matt Thomas <matt@3am-software.com>
20981 * config/vax/predicates.md: New file.
20982 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
20983 external_const_operand, nonsymbolic_operand, external_memory_operand,
20984 indirect_memory_operand, indexed_memory_operand,
20985 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
20986 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
20988 * config/vax/constraints.md: New file.
20989 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
20991 * config/vax/builtins.md: New file.
20992 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
20993 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
20995 * config/vax/vax.opt (mqmath): Add option.
20996 * config/vax/vax.md (isfx): Extend with DI.
20997 (VAXintQH, VAXintQHSD): Define.
20998 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
20999 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21000 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21001 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21002 (movdi): Update constraints and use vax_output_int_move().
21003 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21004 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21005 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21006 nonlocal_goto): New.
21007 (mov<mode>): Extend accepted operand types.
21008 (subdi3_old): Rename from subdi3, change update constraints and use
21009 a new implementation.
21010 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21011 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21012 MOVE_RATIO, CLEAR_RATIO): Define.
21013 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21014 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21015 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21016 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21017 (split_quadword_operands): Make static and really allow variable
21019 (print_operand_address): Update for PIC generation.
21020 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21021 indexable_address_p, fixup_mathdi_operand,
21022 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21023 (vax_float_literal, legitimate_constant_p,
21024 indirectable_constant_address_p, index_term_p,
21025 reg_plus_index_p): Return bool instead of int.
21026 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21028 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21030 (vax_output_conditional_branch): Indent.
21031 (legitimate_constant_address_p, indirectable_constant_address_p,
21032 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21033 vax_mode_dependent_address_p): Return bool instead of int, update for
21035 * config/vax/vax-protos.h (legitimate_constant_address_p,
21036 legitimate_constant_p, legitimate_address_p,
21037 vax_mode_dependent_address_p): Change declaration to bool.
21038 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21039 vax_expand_addsub_di_operands, vax_output_int_subtract,
21040 vax_output_movmemsi): Declare.
21041 (split_quadword_operands, vax_float_literal): Delete declaration.
21042 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21043 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21044 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21045 ASM_OUTPUT_DWARF_PCREL): Define.
21046 (ASM_SPEC): Change definition to allow PIC generation.
21048 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21050 * doc/sourcebuild.texi: Update front-end requirements.
21052 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21055 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21056 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21057 (booldi3_internal3): Use boolean_or_operator instead of
21060 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21063 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21064 declarator whose size is not an integer constant expression but
21065 folds to an integer constant, then treat it as a constant
21068 2009-04-01 Richard Guenther <rguenther@suse.de>
21070 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21071 i * 4 + 2 to (i * 2 + 1) * 2.
21073 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21076 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21077 return if c_parser_asm_string_literal returned NULL.
21079 2009-04-01 Nick Clifton <nickc@redhat.com>
21081 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21083 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21084 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21085 other typedefs to avoid conflicts with libgcc2.c. Define labels
21086 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21088 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21089 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21092 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21094 * varasm.c (default_function_rodata_section): Declare DOT as
21097 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21098 Andrey Galkin <agalkin@hypercom.com>
21101 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21102 Make object_name unique for each process.
21104 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21107 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21108 addressable variables in the parallel that could go out of scope while
21109 running queued tasks.
21111 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21113 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21114 (CASE_VALUES_THRESHOLD): Redefine.
21115 * config/avr/avr.c (avr_override_options): Remove initialization of
21116 avr_case_values_threshold variable.
21117 (avr_case_values_threshold): Remove variable. Add new function.
21118 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21119 * config/avr/avr.opt (mno-tablejump): Remove option.
21120 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21122 2009-04-01 DJ Delorie <dj@redhat.com>
21124 * varasm.c (default_function_rodata_section): Don't assume
21125 anything about where the first '.' in the section name is.
21127 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21129 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21130 rs6000_emit_stack_tie.
21132 2009-03-31 Ian Lance Taylor <iant@google.com>
21134 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21135 gimple_code with GIMPLE_RESX, not RESX.
21137 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21139 * c-common.c (c_get_ident): New.
21140 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21142 2009-04-01 Ben Elliston <bje@au.ibm.com>
21144 * config/rs6000/sysv4.opt (msdata): Improve option description.
21146 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21148 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21149 (divdf3_internal_lat): Remove.
21150 (divxf3_internal_lat): Remove.
21151 (divxf3_internal_thr): Remove.
21152 (divxf): Use divxf3_internal.
21153 * config/ia64/div.md (divsf3_internal_lat): New.
21154 (divdf3_internal_lat): New.
21155 (divxf3_internal): New.
21157 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21160 * Makefile.in (USE_GCC_STDINT): Define.
21161 (stmp-int-hdrs): Install stdint.h if applicable.
21162 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21164 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21165 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21166 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21167 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21168 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21169 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21170 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21171 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21172 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21173 (c_common_nodes_and_builtins): Initialize
21174 underlying_wchar_type_node. Do not initialize
21175 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21176 nodes for new types.
21177 (c_stddef_cpp_builtins): Define macros for new types.
21178 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21180 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21181 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21182 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21183 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21184 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21185 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21186 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21187 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21188 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21189 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21190 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21191 int16_type_node, int32_type_node, int64_type_node,
21192 uint8_type_node, uint16_type_node, c_uint32_type_node,
21193 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21194 int_least32_type_node, int_least64_type_node,
21195 uint_least8_type_node, uint_least16_type_node,
21196 uint_least32_type_node, uint_least64_type_node,
21197 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21198 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21199 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21200 uintptr_type_node): Define.
21201 * c-cppbuiltin.c (builtin_define_constants,
21202 builtin_define_type_minmax): New.
21203 (builtin_define_stdint_macros): Define more macros.
21204 (c_cpp_builtins): Define more limit macros.
21205 (type_suffix): New.
21206 (builtin_define_type_max): Define in terms of
21207 builtin_define_type_minmax. Remove is_long parameter. All
21209 * config.gcc (use_gcc_stdint): Define.
21210 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21211 Add newlib-stdint.h for generic targets.
21212 * config/glibc-stdint.h, config/newlib-stdint.h,
21213 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21214 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21215 * config/score/score.h (UINTPTR_TYPE): Define.
21216 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21217 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21218 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21219 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21220 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21221 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21222 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21223 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21224 * config/spu/spu.h (STDINT_LONG32): Define.
21225 * configure.ac (use_gcc_stdint): Substitute.
21226 * configure: Regenerate.
21227 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21228 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21229 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21230 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21231 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21232 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21233 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21234 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21235 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21236 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21237 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21238 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21239 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21240 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21241 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21242 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21243 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21244 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21245 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21246 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21247 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21248 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21249 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21250 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21251 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21252 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21253 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21254 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21255 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21257 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21259 * loop-iv.c (suitable_set_for_replacement): Renamed from
21260 simplify_using_assignment; changed to return bool and to accept new
21261 args DEST and SRC. Return true iff we find a source/destination pair
21262 that can be used to make a replacement, and fill SRC and DEST if so.
21263 Remove arg ALTERED. Don't deal with altered regs here. All callers
21265 (simplify_using_initial_values): Deal with altered regs here and track
21266 more precisely the effect they have on the validity of our expression.
21268 * loop-iv.c (simplify_using_condition): A condition of the form
21269 (EQ REG CONST) can be used to simply make a substitution.
21270 (simplify_using_initial_values): Keep track of conditions we have seen
21271 and keep using them to simplify new expressions, while applying the
21272 same substitutions to them as to the expression.
21274 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21275 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21278 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21279 changed. Use this when trying to improve the upper bound.
21280 Generate the comparison by using simplify_gen_relational.
21282 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21284 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21286 (simplify_using_assignment, simplify_using_initial_values): Call
21287 replace_in_expr to make replacements. Call replace_single_def_regs
21288 once on the initial version of the expression.
21290 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21293 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21295 2009-03-31 Richard Guenther <rguenther@suse.de>
21297 PR middle-end/31029
21298 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21299 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21301 2009-03-31 Richard Guenther <rguenther@suse.de>
21303 * tree.h (div_if_zero_remainder): Declare.
21304 * fold-const.c (div_if_zero_remainder): Export.
21305 * tree-ssa-forwprop.c
21306 (forward_propagate_addr_into_variable_array_index): Handle
21307 constant array index addition outside of the variable index.
21309 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21312 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21313 define_splits, floatunssi<mode>2): Require x87 conversions from
21314 DImode to be permitted.
21316 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21318 PR preprocessor/15638
21319 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21321 2009-03-31 Richard Guenther <rguenther@suse.de>
21323 PR middle-end/23401
21324 PR middle-end/27810
21325 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21326 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21327 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21328 a separate statement.
21329 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21330 (lookup_tmp_var): Likewise.
21331 (is_gimple_formal_tmp_or_call_rhs): Remove.
21332 (is_gimple_reg_or_call_rhs): Rename to ...
21333 (is_gimple_reg_rhs_or_call): ... this.
21334 (is_gimple_mem_or_call_rhs): Rename to ...
21335 (is_gimple_mem_rhs_or_call): ... this.
21336 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21337 DECL_GIMPLE_REG_P only if is_formal is true.
21338 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21339 for non-proper post-modify expression gimplification.
21340 (gimplify_self_mod_expr): For post-modify expressions gimplify
21341 the lvalue to a minimal lvalue.
21342 (rhs_predicate_for): Remove formal temp case.
21343 (gimplify_modify_expr_rhs): Likewise.
21344 (gimplify_addr_expr): Use is_gimple_reg.
21345 (gimplify_expr): Remove formal temp cases.
21346 (gimple_regimplify_operands): Likewise.
21347 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21348 and FILTER_EXPR like constants.
21349 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21351 (is_gimple_formal_tmp_rhs): Remove.
21352 (is_gimple_reg_rhs): Remove special casing.
21353 (is_gimple_mem_rhs): Fix.
21354 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21355 (is_gimple_formal_tmp_var): Remove.
21356 (is_gimple_formal_tmp_reg): Likewise.
21357 (is_gimple_min_lval): Allow invariant component ref parts.
21358 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21359 is_gimple_formal_tmp_reg): Remove declarations.
21360 * tree-cfg.c (verify_expr): Verify that variables with address
21361 taken do not have DECL_GIMPLE_REG_P set.
21362 * tree-mudflap.c (mf_build_check_statement_for): Use
21363 force_gimple_operand instead of gimplify_expr.
21365 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21367 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21368 schedulable rows to compute_split_row.
21370 2009-03-31 Ben Elliston <bje@au.ibm.com>
21373 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21376 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21378 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21379 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21380 * configure: Regenerate.
21381 * config.in: Regenerate.
21382 * config/rs6000/rs6000.opt (mtls-markers): Add.
21383 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21384 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21385 (tls_ld_aix, tls_ld_sysv): Likewise.
21386 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21387 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21389 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21391 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21393 2009-03-30 Jan Hubicka <jh@suse.cz>
21395 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21397 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21398 detection and label handling.
21400 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21402 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21403 left_conflicts_size.
21404 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21405 ALLOCNO_LEFT_CONFLICTS_SIZE.
21407 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21408 remove_allocno_from_bucket_and_push,
21409 allocno_spill_priority_compare, push_allocnos_to_stack,
21410 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21411 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21412 (setup_allocno_left_conflicts_num): Ditto. Rename to
21413 setup_allocno_left_conflicts_size.
21414 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21415 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21416 setup_allocno_left_conflicts_size instead of
21417 setup_allocno_left_conflicts_num.
21419 * ira-build.c (ira_create_allocno): Use
21420 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21421 ALLOCNO_LEFT_CONFLICTS_NUM.
21423 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21425 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21426 instead of DF_LR_OUT.
21428 * ira-lives.c (process_bb_node_lives): Ditto.
21430 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21431 instead of DF_LR_{OUT,IN}.
21433 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21435 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21437 2009-03-30 Jan Hubicka <jh@suse.cz>
21439 * except.c (label_to_region_map): Fix thinko.
21441 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21443 PR middle-end/38237
21444 * tree.h (tree_find_value): New declaration.
21445 * tree.c (tree_find_value): New function.
21446 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21448 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21451 * c-decl.c (struct c_binding): Add locus field.
21452 (bind): Add locus argument, set locus field from it.
21453 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21454 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21455 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21456 implicitly_declare, undeclared_variable, lookup_label,
21457 declare_label, c_make_fname_decl, c_builtin_function,
21458 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21461 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21464 * config/i386/i386.c (classify_argument): Check total size of
21467 2009-03-30 Martin Jambor <mjambor@suse.cz>
21469 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21470 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21471 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21474 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21475 seen_variable_array_ref while also traversing a union.
21477 * tree-inline.c (optimize_inline_calls): Do not call
21478 cgraph_node_remove_callees.
21479 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21480 (pass_remove_cgraph_callee_edges): New variable.
21481 * passes.c (init_optimization_passes): Add
21482 pass_remove_cgraph_callee_edges after early inlining and before all
21483 late intraprocedural passes.
21485 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21487 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21489 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21490 Fix typos in names.
21492 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21494 * combine.c (simplify_comparison): Use have_insn_for.
21495 * dojump.c (do_jump): Likewise.
21497 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21499 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21500 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21501 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21502 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21503 instead of sparc_compare_emitted.
21504 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21505 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21506 instead of sparc_compare_emitted.
21508 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21510 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21511 enter/exit cfglayout mode.
21512 (pass_partition_block): Require it.
21513 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21514 (combine_instructions): Track basic blocks instead of labels.
21515 (update_cfg_for_uncondjump): New.
21516 (try_combine): Use it. Update jumps after rescanning.
21517 (pass_combine): Require PROP_cfglayout.
21518 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21520 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21522 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21523 Provide/destroy PROP_cfglayout respectively.
21524 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21525 * tree-pass.h (PROP_cfglayout): New.
21527 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21529 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21530 fold_convert_const_fixed_from_fixed,
21531 fold_convert_const_fixed_from_int,
21532 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21533 set TREE_CONSTANT_OVERFLOW.
21534 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21535 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21537 2009-03-30 Ira Rosen <irar@il.ibm.com>
21539 * tree-vect-loop-manip.c: New file.
21540 * tree-vectorizer.c: Update documentation and included files.
21541 (vect_loop_location): Make extern.
21542 (rename_use_op): Move to tree-vect-loop-manip.c
21543 (rename_variables_in_bb, rename_variables_in_loop,
21544 slpeel_update_phis_for_duplicate_loop,
21545 slpeel_update_phi_nodes_for_guard1,
21546 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21547 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21548 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21549 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21550 find_loop_location): Likewise.
21551 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21552 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21553 get_vectype_for_scalar_type, vect_is_simple_use,
21554 supportable_widening_operation, supportable_narrowing_operation):
21556 (bb_in_loop_p): Move to tree-vect-loop.c.
21557 (new_loop_vec_info, destroy_loop_vec_info,
21558 reduction_code_for_scalar_code, report_vect_op,
21559 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21560 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21561 (vect_supportable_dr_alignment): Likewise.
21562 * tree-vectorizer.h (tree-data-ref.h): Include.
21563 (vect_loop_location): Declare.
21564 Reorganize function declarations according to the new file structure.
21565 * tree-vect-loop.c: New file.
21566 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21567 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21568 * tree-vect-data-refs.c: New file.
21569 * tree-vect-patterns.c (timevar.h): Don't include.
21570 * tree-vect-stmts.c: New file.
21571 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21572 tree-vect-slp.c, tree-vect-loop.c.
21573 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21574 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21575 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21576 (tree-vect-analyze.o): Remove.
21577 (tree-vect-transform.o): Likewise.
21578 (tree-vect-data-refs.o): Add rule.
21579 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21580 tree-vect-slp.o): Likewise.
21581 (tree-vect-patterns.o): Remove redundant dependencies.
21582 (tree-vectorizer.o): Likewise.
21583 * tree-vect-slp.c: New file.
21585 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21587 * optc-gen.awk: Warn if an option flag has multiple different
21590 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21592 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21593 -floop-block): Document dependences on PPL, CLooG and Graphite.
21595 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21597 PR rtl-optimization/323
21598 * c-common.c (c_fully_fold, convert_and_check,
21599 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21600 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21601 * c-common.def (EXCESS_PRECISION_EXPR): New.
21602 * c-cppbuiltin.c (builtin_define_float_constants): Define
21603 constants with enough digits for long double.
21604 * c-lex.c (interpret_float): Interpret constant with excess
21605 precision where appropriate.
21606 * c-opts.c (c_common_post_options): Set
21607 flag_excess_precision_cmdline. Give an error for
21608 -fexcess-precision=standard for C++ for processors where the
21609 option is significant.
21610 * c-parser.c (c_parser_conditional_expression): Handle excess
21611 precision in condition.
21612 * c-typeck.c (convert_arguments): Handle arguments with excess
21614 (build_unary_op): Move excess precision outside operation.
21615 (build_conditional_expr): Likewise.
21616 (build_compound_expr): Likewise.
21617 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21618 (build_modify_expr): Handle excess precision in RHS.
21619 (convert_for_assignment): Handle excess precision in converted
21621 (digest_init, output_init_element, process_init_element): Handle
21622 excess precision in initializer.
21623 (c_finish_return): Handle excess precision in return value.
21624 (build_binary_op): Handle excess precision in operands and add
21625 excess precision as needed for operation.
21626 * common.opt (-fexcess-precision=): New option.
21627 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21628 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21629 For standard excess precision, output explicit conversion to and
21630 truncation from XFmode.
21631 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21632 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21633 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21634 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21635 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21636 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21637 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21638 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21639 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21640 define_splits, sqrt<mode>2): Disable where appropriate for
21641 standard excess precision.
21642 * convert.c (convert_to_real): Do not shorten arithmetic to type
21643 for which excess precision would be used.
21644 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21645 * doc/invoke.texi (-fexcess-precision=): Document option.
21646 (-mfpmath=): Correct index entry.
21647 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21648 flag_excess_precision): New.
21649 * langhooks.c (lhd_post_options): Set
21650 flag_excess_precision_cmdline.
21651 * opts.c (common_handle_option): Handle -fexcess-precision=.
21652 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21653 init_excess_precision): New.
21654 (lang_dependent_init_target): Call init_excess_precision.
21655 * tree.c (excess_precision_type): New.
21656 * tree.h (excess_precision_type): Declare.
21658 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21661 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21662 non-lvalue to component.
21664 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21666 PR preprocessor/34695
21667 * Makefile.in (c-opts.o): Depend on c-tree.h.
21668 * c-common.c: Move down include of diagnostic.h.
21669 (done_lexing, c_cpp_error): New.
21670 * c-common.h (done_lexing): Declare.
21671 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21673 * c-opts.c: Include c-tree.h.
21674 (c_common_init_options): Set preprocessor error callback.
21675 (c_common_handle_option): Do not set preprocessor
21676 inhibit_warnings, warnings_are_errors, warn_system_headers,
21677 pedantic_errors or inhibit_warnings flags.
21678 (c_common_post_options): Do not check cpp_errors (parse_in).
21679 (c_common_finish): Do not output dependencies if there were
21680 errors. Do not check return value of cpp_finish.
21681 * c-ppoutput.c (pp_file_change): Set input_location.
21682 * c-tree.h (c_cpp_error): Declare.
21683 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21685 (diagnostic_build_prefix): Check override_column.
21686 * diagnostic.h (diagnostic_info): Add override_column field.
21687 (diagnostic_override_column): Define.
21689 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21691 * c-common.c (c_expand_expr, c_staticp): Remove.
21692 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21693 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21694 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21695 * c-gimplify.c (gimplify_compound_literal_expr,
21696 optimize_compound_literals_in_ctor): Remove.
21697 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21698 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21699 * c-semantics.c (emit_local_var): Remove.
21701 * langhooks-def.h (lhd_expand_expr): Remove.
21702 * langhooks.c (lhd_expand_expr): Remove.
21703 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21705 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21706 handling from c-semantics.c; don't call into langhook.
21707 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21708 * gimplify.c (gimplify_compound_literal_expr,
21709 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21710 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21711 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21712 as was done in c-gimplify.c.
21713 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21714 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21715 Move from c-common.h.
21716 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21718 * tree.c (staticp): Do not call langhook.
21719 * langhooks.c (lhd_staticp): Delete.
21720 * langhooks-def.h (lhd_staticp): Delete prototype.
21721 (LANG_HOOKS_STATICP): Delete.
21722 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21724 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21725 instead of DECL_STMTs.
21727 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21735 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21737 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21738 contained expression.
21739 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21740 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21741 conditional expressions for C.
21742 (decl_constant_value_for_optimization): Move from
21743 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21744 whether optimizing and that the expression is a VAR_DECL not of
21745 array type instead of doing such checks in the caller. Do not
21746 check pedantic. Call gcc_unreachable for C++.
21747 * c-common.def (C_MAYBE_CONST_EXPR): New.
21748 * c-common.h (c_fully_fold, c_save_expr,
21749 decl_constant_value_for_optimization): New prototypes.
21750 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21751 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21752 EXPR_INT_CONST_OPERANDS): Define.
21753 * c-convert.c (convert): Strip nops from expression.
21754 * c-decl.c (groktypename): Take extra parameters expr and
21755 expr_const_operands. Update call to grokdeclarator.
21756 (start_decl): Update call to grokdeclarator. Add statement for
21757 expressions used in type of decl.
21758 (grokparm): Update call to grokdeclarator.
21759 (push_parm_decl): Update call to grokdeclarator.
21760 (build_compound_literal): Add parameter non_const and build a
21761 C_MAYBE_COSNT_EXPR if applicable.
21762 (grokdeclarator): Take extra parameters expr and
21763 expr_const_operands. Track expressions used in declaration
21764 specifiers and declarators. Fold array sizes and track whether
21765 they are constant expressions and whether they are integer
21766 constant expressions.
21767 (parser_xref_tag): Set expr and expr_const_operands fields in
21769 (grokfield): Update call to grokdeclarator.
21770 (start_function): Update call to grokdeclarator.
21771 (build_null_declspecs): Set expr and expr_const_operands fields in
21773 (declspecs_add_type): Handle expressions in typeof specifiers.
21774 * c-parser.c (c_parser_declspecs): Set expr and
21775 expr_const_operands fields for declaration specifiers.
21776 (c_parser_enum_specifier): Likewise.
21777 (c_parser_struct_or_union_specifier): Likewise.
21778 (c_parser_typeof_specifier): Likewise. Update call to
21779 groktypename. Fold expression as needed. Return expressions with
21780 type instead of adding statements.
21781 (c_parser_attributes): Update calls to c_parser_expr_list.
21782 (c_parser_statement_after_labels): Fold expression before passing
21783 to objc_build_throw_stmt.
21784 (c_parser_condition): Fold expression.
21785 (c_parser_asm_operands): Fold expression.
21786 (c_parser_conditional_expression): Use c_save_expr. Update call
21787 to build_conditional_expr.
21788 (c_parser_alignof_expression): Update call to groktypename.
21789 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21790 original_code. Fold expression argument of va_arg. Create
21791 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21792 argument to va_arg. Update calls to groktypename. Fold array
21793 index for offsetof. Verify that first argument to
21794 __builtin_choose_expr has integer type.
21795 (c_parser_postfix_expression_after_paren_type): Update calls to
21796 groktypename and build_compound_literal. Handle expressions with
21797 side effects in type name.
21798 (c_parser_postfix_expression_after_primary): Update call to
21799 c_parser_expr_list. Set original_code for calls to
21800 __builtin_constant_p.
21801 (c_parser_expr_list): Take extra parameter fold_p. Fold
21802 expressions if requested.
21803 (c_parser_objc_type_name): Update call to groktypename.
21804 (c_parser_objc_synchronized_statement): Fold expression.
21805 (c_parser_objc_receiver): Fold expression.
21806 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21807 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21808 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21809 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21810 (struct c_typespec): Add elements expr and expr_const_operands.
21811 (struct c_declspecs): Add elements expr and expr_const_operands.
21812 (groktypename, build_conditional_expr, build_compound_literal):
21814 (in_late_binary_op): Declare.
21815 * c-typeck.c (note_integer_operands): New function.
21816 (in_late_binary_op): New variable.
21817 (decl_constant_value_for_broken_optimization): Move to c-common.c
21818 and rename to decl_constant_value_for_optimization.
21819 (default_function_array_conversion): Do not strip nops.
21820 (default_conversion): Do not call
21821 decl_constant_value_for_broken_optimization.
21822 (build_array_ref): Do not fold result.
21823 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21824 result when operand is a VLA.
21825 (c_expr_sizeof_type): Update call to groktypename. Handle
21826 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21827 result when operand names a VLA type.
21828 (build_function_call): Update call to build_compound_literal.
21829 Only fold result for calls to __builtin_* functions. Strip
21830 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21831 the function designator.
21832 (convert_arguments): Fold arguments. Update call to
21833 convert_for_assignment.
21834 (build_unary_op): Handle increment and decrement of
21835 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21836 decrement earlier. Fold operand of increment and decrement.
21837 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21838 built for integer operand. Wrap returns that are INTEGER_CSTs
21839 without being integer constant expressions or that have integer
21840 constant operands without being INTEGER_CSTs.
21841 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21842 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21843 result is an integer constant expression or can be used in
21844 unevaluated parts of one and avoid folding and wrap as
21845 appropriate. Fold operands before possibly doing -Wsign-compare
21847 (build_compound_expr): Wrap result for C99 if operands can be used
21848 in integer constant expressions.
21849 (build_c_cast): Update call to digest_init. Do not ignore
21850 overflow from casting floating-point constants to integers. Wrap
21851 results that could be confused with integer constant expressions,
21852 null pointer constants or floating-point constants.
21853 (c_cast_expr): Update call to groktypename. Handle expressions
21854 included in type name.
21855 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21856 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21857 Update calls to convert_for_assignment.
21858 (convert_for_assignment): Take new parameter
21859 null_pointer_constant. Do not strip nops or call
21860 decl_constant_value_for_broken_optimization. Set
21861 in_late_binary_op for conversions to boolean.
21862 (store_init_value): Update call to digest_init.
21863 (digest_init): Take new parameter null_pointer_constant. Do not
21864 call decl_constant_value_for_broken_optimization. pedwarn for
21865 initializers not constant expressions. Update calls to
21866 convert_for_assignment.
21867 (constructor_nonconst): New.
21868 (struct constructor_stack): Add nonconst element.
21869 (really_start_incremental_init, push_init_level, pop_init_level):
21870 Handle constructor_nonconst and nonconst element.
21871 (set_init_index): Call constant_expression_warning for array
21873 (output_init_element): Fold value. Set constructor_nonconst as
21874 applicable. pedwarn for initializers not constant expressions.
21875 Update call to digest_init. Call constant_expression_warning
21876 where constant initializers are required.
21877 (process_init_element): Use c_save_expr.
21878 (c_finish_goto_ptr): Fold expression.
21879 (c_finish_return): Fold return value. Update call to
21880 convert_for_assignment.
21881 (c_start_case): Fold switch expression.
21882 (c_process_expr_stmt): Fold expression.
21883 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21884 ensure statement expression is not evaluated in constant expression.
21885 (build_binary_op): Track whether results are integer constant
21886 expressions or may occur in such, disable folding and wrap results
21887 as applicable. Fold operands for -Wsign-compare warnings unless
21889 (c_objc_common_truthvalue_conversion): Handle results folded to
21890 integer constants that are not integer constant expressions.
21891 * doc/extend.texi: Document when typeof operands are evaluated,
21892 that condition of __builtin_choose_expr is an integer constant
21893 expression, and more about use of __builtin_constant_p in
21896 2009-03-29 Richard Guenther <rguenther@suse.de>
21898 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21899 propagate addresses of array references.
21901 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21903 * regmove.c (perhaps_ends_bb_p): Remove.
21904 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21905 from INSN and check that the main loop stays within that basic block.
21906 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21907 (regmove_forward_pass): Split out from regmove_optimize. Use
21908 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21909 (regmove_backward_pass): Split out from regmove_optimize. Use
21910 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21911 (regmove_optimize): Simplify.
21913 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21916 * config/i386/i386.c (classify_argument): Ignore flexible array
21917 member in struct and warn ABI change.
21919 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21921 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21923 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21924 (ix86_adjust_cost): Updated.
21926 2009-03-29 Jan Hubicka <jh@suse.cz>
21928 PR middle-end/28850
21929 * tree-pass.h (pass_cleanup_eh): New function.
21930 (remove_unreachable_regions): Break code handling RTL
21931 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21932 that can not be reached by runtime.
21933 (can_be_reached_by_runtime): New function.
21934 (label_to_region_map): New function.
21935 (num_eh_regions): New function.
21936 (rtl_remove_unreachable_regions): New function.
21937 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21938 (remove_eh_region): New function.
21939 * except.h: Include sbitmap and vecprim.
21940 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21941 num_eh_regions): Declare.
21942 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21943 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21944 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21945 (tree_empty_eh_handler_p): New function.
21946 (cleanup_empty_eh): New function.
21947 (cleanup_eh): New function.
21948 (pass_cleanup_eh): New function.
21950 2009-03-29 Jan Hubicka <jh@suse.cz>
21952 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21953 for removed regions.
21955 2009-03-29 Jan Hubicka <jh@suse.cz>
21957 * except.c (dump_eh_tree): Dump all datastructures.
21959 2009-03-29 Jan Hubicka <jh@suse.cz>
21961 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21962 (duplicate_eh_regions_1): Likewise.
21963 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21964 vector; call EH verification.
21965 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21966 Be ready for region being removed.
21968 2009-03-29 Jan Hubicka <jh@suse.cz>
21970 * bitmap.c (bitmap_last_set_bit): New function.
21971 * bitmap.h (bitmap_last_set_bit): Declare.
21973 2009-03-29 David Ayers <ayers@fsfe.org>
21976 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21977 by calling objc_compare_types and surpress warnings about
21978 incompatible C pointers that are compatible ObjC pointers.
21980 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
21982 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
21983 call initialize_inline_failed.
21984 (initialize_inline_failed): Move it from here ...
21985 * cgraph.c (initialize_inline_failed): ... to here.
21986 (cgraph_create_edge): Call initialize_inline_failed rather than
21987 setting inline_failed directly.
21989 2009-03-29 Ben Elliston <bje@au.ibm.com>
21992 * sysv4.opt (msdata): Improve comment.
21993 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
21994 * sysv4.h (SVR4_ASM_SPEC): Likewise.
21996 2009-03-29 Ben Elliston <bje@au.ibm.com>
21999 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22000 load and store attributes.
22002 2009-03-29 Ben Elliston <bje@au.ibm.com>
22004 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22005 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22006 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22007 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22008 __builtin_infq and __builtin_huge_valq.
22010 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22012 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22014 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22015 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22017 2009-03-28 Xinliang David Li <davidxl@google.com>
22019 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22020 (do_dbg_cnt): New function.
22022 2009-03-28 Jan Hubicka <jh@suse.cz>
22024 Merge from pretty-ipa:
22026 2009-03-27 Jan Hubicka <jh@suse.cz>
22028 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22029 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22030 * passes.c (function_called_by_processed_nodes_p): New.
22031 * ipa-pure-const.c (check_call): Fix handling of operands.
22032 (analyze_function): Dump debug output for skipped bodies.
22033 (local_pure_const): Use function_called_by_processed_nodes_p.
22034 * dwarf2out.c (reference_to_unused): Use output.
22035 * passes.c (do_per_function_toporder): Likewise.
22037 2008-11-12 Jan Hubicka <jh@suse.cz>
22039 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22040 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22041 state_set_in_source enum
22042 (check_decl): Ignore memory tags; do not set fake looping flags;
22044 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22045 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22046 (check_call, analyze_function): Rewrite.
22048 (add_new_function): Update call of analyze_function.
22049 (generate_summary): Add call of analyze_function.
22050 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22051 (local_pure_const): New function.
22052 (pass_local_pure_const): New pass.
22053 * ipa-inline.c (inline_transform): Set after_inlining.
22054 * tree-eh.c (stmt_can_throw_external): New.
22055 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22056 work with aliasing built.
22057 * tree-flow.h (stmt_can_throw_external): New.
22058 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22059 and local pure/const pass in early and late optimization queue.
22061 2009-03-28 Martin Jambor <mjambor@suse.cz>
22063 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22065 (fold_binary): Allow function decl aligment consideration is the
22066 second argument is integer constant one.
22067 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22068 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22069 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22071 2009-03-28 Jan Hubicka <jh@suse.cz>
22073 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22074 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22075 * function.h (rtl_data): Add nothrow flag.
22076 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22077 set DECL_NOTHROW for AVAILABLE functions.
22079 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22081 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22082 following vector keyword has expansion starting with pixel or bool
22083 keyword, expand vector to __vector and pixel or bool to __pixel or
22087 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22088 warn_if_disallowed_function_p): Removed.
22089 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22090 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22091 warning_if_disallowed_function_p.
22092 * flags.h (warn_if_disallowed_function_p,
22093 warn_disallowed_functions): Removed.
22094 * common.opt (Wdisallowed-function-list=): Removed.
22095 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22097 2009-03-28 Richard Guenther <rguenther@suse.de>
22099 PR tree-optimization/38723
22100 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22103 2009-03-28 Jan Hubicka <jh@suse.cz>
22105 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22106 test introduced by my previous patch.
22108 2009-03-28 Richard Guenther <rguenther@suse.de>
22110 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22111 the PHIs value undefined.
22113 2009-03-28 Jan Hubicka <jh@suse.cz>
22115 * tree-pass.h (pass_fixup_cfg): New pass.
22116 * ipa-inline.c (inline_transform): Set
22117 always_inline_functions_inlined/after_inlining.
22118 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22119 (pass_fixup_cfg): New pass.
22120 * passes.c (init_optimization_passes): Add fixup_cfg.
22122 2009-03-28 Richard Guenther <rguenther@suse.de>
22124 PR tree-optimization/38458
22125 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22126 argument use the arguments copy-of value.
22128 2009-03-28 Richard Guenther <rguenther@suse.de>
22130 PR tree-optimization/38180
22131 * tree-ssa-ccp.c (get_default_value): Simplify.
22132 (likely_value): Likewise.
22133 (surely_varying_stmt_p): Properly handle VOP case.
22134 (ccp_initialize): Likewise.
22135 (ccp_fold): Handle propagating through *&.
22136 (fold_const_aggregate_ref): Also handle decls.
22138 2009-03-28 Jan Hubicka <jh@suse.cz>
22140 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22141 * cgraph.h (cgraph_node): Likewise.
22142 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22143 (cgraph_reset_node): Use process flag.
22144 (cgraph_mark_functions_to_output): Likewise.
22145 (cgraph_expand_function): Likewise.
22146 (cgraph_expand_all_functions): Likewise.
22147 (cgraph_output_in_order): Likewise.
22148 * dwarf2out.c (reference_to_unused): Likewise.
22149 * passes.c do_per_function_toporder): Likewise.
22151 2009-03-28 Jan Hubicka <jh@suse.cz>
22153 Bring from lto-branch:
22155 2008-09-03 Doug Kwan <dougkwan@google.com>
22157 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22158 enums instead of reason strings.
22159 * cgraph.c (cgraph_create_edge): Same.
22160 (cgraph_inline_failed_string): New function.
22161 * cgraph.h (cgraph_inline_failed_t): New enum type.
22162 (cgraph_inline_failed_string): New prototype.
22163 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22164 char pointer to cgraph_inline_failed_t.
22165 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22166 (cgraph_default_inline_p): Ditto.
22167 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22168 to cgraph_inline_failed_t pointer.
22169 * cif-code.def: New file.
22170 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22172 (cgraph_check_inline_limits): Change type of REASON to pointer to
22173 cgraph_inline_failed_t. Replace reason strings with enums.
22174 (cgraph_default_inline_p): Ditto.
22175 (cgraph_recursive_inlining_p): Ditto.
22176 (update_caller_keys): Change type of FAILED_REASON to
22177 cgraph_inline_failed_t.
22178 (cgraph_set_inline_failed): Change type of REASON to pointer to
22179 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22180 convert enums to strings for text output.
22181 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22182 to be of type cgraph_inline_failed_t. Replace reason strings with
22183 enums. Call cgraph_inline_failed_string to covert enums
22184 to strings for text output.
22185 (cgraph_decide_inlining): Replace reason strings with enums.
22186 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22187 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22189 * tree-inline.c (expand_call_inline): Change type of REASON
22190 to cgraph_inline_failed_t. Replace reason strings with enums.
22191 Call cgraph_inline_failed_string for text output.
22192 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22195 2009-03-28 Jan Hubicka <jh@suse.cz>
22197 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22198 cgraph_clone_node): Remove master clone handling.
22199 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22200 * cgraph.h (master_clone): Remove.
22201 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22202 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22203 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22205 2009-03-28 Jan Hubicka <jh@suse.cz>
22207 * cgraph.c (cgraph_function_body_availability): Functions declared
22208 inline are always safe to assume that it is not going to be replaced.
22210 2009-03-28 Richard Guenther <rguenther@suse.de>
22212 PR tree-optimization/38513
22213 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22215 EXC_PTR_EXPR and FILTER_EXPR.
22216 (get_ref_from_reference_ops): Likewise.
22218 2009-03-28 Richard Guenther <rguenther@suse.de>
22220 PR tree-optimization/38968
22221 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22222 Use FLOOR_MOD_EXPR to compute misalignment.
22224 2009-03-28 Richard Guenther <rguenther@suse.de>
22226 PR tree-optimization/37795
22227 * tree.h (combine_comparisons): Declare.
22228 * fold-const.c (combine_comparisons): Export.
22229 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22231 (ifcombine_iforif): Use combine_comparisons.
22233 2009-03-28 Jan Hubicka <jh@suse.cz>
22235 * tree-eh.c (inlinable_call_p): New function.
22236 (make_eh_edges): Use it.
22237 (verify_eh_edges): Use it.
22238 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22239 * except.c (reachable_next_level): Add inlinable_function argument
22240 (sjlj_find_directly_reachable_regions): Update.
22241 (add_reachable_handler): Do not set saw_any_handlers.
22242 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22243 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22244 Add new inlinable call parameter.
22245 (can_throw_internal, can_throw_external): Update.
22246 * except.h (can_throw_internal_1, can_throw_external_1,
22247 foreach_reachable_handler): Update declaration.
22249 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22251 * config/arm/t-arm-coff, config/h8300/coff.h,
22252 config/i386/i386-aout.h, config/i386/i386-coff.h,
22253 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22254 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22255 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22256 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22257 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22258 sys-types.h: Remove.
22259 * Makefile.in: Remove protoize and fixproto support and references
22261 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22262 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22264 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22265 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22266 unprotoize$(exeext).
22267 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22268 (.PHONY): Don't depend on proto.
22269 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22270 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22271 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22272 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22273 build/gen-protos.o, build/scan.o, xsys-protos.h,
22274 build/fix-header$(build_exeext), build/fix-header.o,
22275 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22276 stmp-install-fixproto): Remove.
22277 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22278 SYSCALLS.c or fixproto files.
22279 (install-common): Don't install protoize.
22280 (install-headers-tar, install-headers-cpio, install-headers-cp):
22281 Don't depend on $(STMP_FIXPROTO).
22282 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22283 install fixproto files or write out fixproto settings.
22284 (uninstall): Don't uninstall protoize.
22285 * config.gcc (use_fixproto): Remove.
22286 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22287 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22288 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22289 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22290 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22291 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22292 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22293 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22294 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22295 * config/t-vxworks (STMP_FIXPROTO): Remove.
22296 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22297 STMP_FIXPROTO): Remove.
22298 * config.in, configure: Regenerate.
22299 * crtstuff.c (gid_t, uid_t): Don't undefine.
22300 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22301 (arm-*-coff, arm-*-aout: Remove target entries.
22302 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22303 Remove mention of AIX 4.1.
22304 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22305 * doc/invoke.texi (Running Protoize): Remove.
22306 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22307 (Protoize Caveats): Remove.
22308 * tsystem.h: Update comments on headers assumed to exist.
22310 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22312 * genautomata.c: Add a new year to the copyright. Add a new
22314 (struct insn_reserv_decl): Add comments for member bypass_list.
22315 (find_bypass): Remove.
22316 (insert_bypass): New.
22317 (process_decls): Use insert_bypass.
22318 (output_internal_insn_latency_func): Output all bypasses with the
22319 same input insn in one switch case.
22321 * rtl.def (define_bypass): Describe bypass choice.
22322 * doc/md.texi (define_bypass): Ditto.
22324 2009-03-27 Richard Guenther <rguenther@suse.de>
22326 * gimplify.c (mark_addressable): Export.
22327 * tree-flow.h (mark_addressable): Declare.
22328 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22329 * tree-ssa.c (verify_phi_args): Verify that address taken
22330 variables have TREE_ADDRESSABLE set.
22332 2009-03-27 Richard Guenther <rguenther@suse.de>
22334 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22335 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22336 Do not mark decls TREE_ADDRESSABLE.
22337 (build_fold_addr_expr): Adjust.
22338 (fold_addr_expr): Remove.
22339 (fold_unary): Use build_fold_addr_expr.
22340 (fold_comparison): Likewise.
22341 (split_address_to_core_and_offset): Likewise.
22342 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22344 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22345 (gimplify_modify_expr_to_memcpy): Mark source and destination
22347 * omp-low.c (create_omp_child_function): Mark the object decl
22349 (lower_rec_input_clauses): Mark the var we take the address of
22351 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22353 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22355 PR middle-end/39315
22356 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22357 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22359 2009-03-27 Richard Guenther <rguenther@suse.de>
22361 PR tree-optimization/39120
22362 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22364 (handle_lhs_call): Process return constraints. Add escape
22365 constraints if necessary.
22366 (handle_const_call): Fill out return constraints. Make nested
22367 case more precise. Avoid consttmp if possible.
22368 (handle_pure_call): Fill out return constraints. Avoid
22369 callused if possible.
22370 (find_func_aliases): Simplify call handling.
22372 2009-03-27 Richard Guenther <rguenther@suse.de>
22374 PR tree-optimization/39120
22375 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22376 as a representative.
22377 (solve_graph): Do propagate CALLUSED.
22378 (handle_pure_call): Use a scalar constraint from CALLUSED for
22380 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22383 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22386 * c-common.c (handle_aligned_attribute): Properly check alignment
22387 overflow. Use (1U << i) instead of (1 << i).
22389 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22391 * expr.h (get_mem_align_offset): Updated.
22393 * tree.h (tree_decl_common): Change align to "unsigned int" and
22394 move it before pointer_alias_set.
22396 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22397 Jakub Jelinek <jakub@redhat.com>
22400 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22401 gr_register_operand with gr_reg_or_0_operand.
22402 (cmpxchg_rel_di): Likewise.
22403 (sync_lock_test_and_set<mode>): Likewise.
22405 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22407 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22408 (true_regnum): Likewise.
22410 * rtlanal.c (subreg_info): Moved to ...
22411 * rtl.h (subreg_info): Here. New.
22412 (subreg_get_info): New.
22414 * rtlanal.c (subreg_get_info): Make it extern.
22416 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22419 * config/i386/i386.c (ix86_abi): New.
22420 (override_options): Handle -mabi=.
22421 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22422 (ix86_call_abi_override): Likewise.
22423 (init_cumulative_args): Likewise.
22424 (function_arg_advance): Likewise.
22425 (function_arg_64): Likewise.
22426 (function_arg): Likewise.
22427 (ix86_pass_by_reference): Likewise.
22428 (ix86_function_value_regno_p): Likewise.
22429 (ix86_build_builtin_va_list_abi): Likewise.
22430 (setup_incoming_varargs_64): Likewise.
22431 (is_va_list_char_pointer): Likewise.
22432 (ix86_init_machine_status): Likewise.
22433 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22434 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22435 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22436 (ix86_function_abi): Make it static and return enum calling_abi.
22437 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22439 (ix86_fn_abi_va_list): Updated.
22441 * config/i386/i386.h (ix86_abi): New.
22442 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22443 (CONDITIONAL_REGISTER_USAGE): Likewise.
22444 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22445 (machine_function): Likewise.
22447 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22449 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22450 (STACK_BOUNDARY): Likewise.
22451 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22453 * config/i386/i386.opt (mabi=): New.
22455 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22456 return enum calling_abi.
22457 (ix86_function_type_abi): Likewise.
22458 (ix86_function_abi): Removed.
22460 * doc/invoke.texi: Document -mabi= option for x86.
22462 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22464 * builtins.c (real_dconstp): Delete.
22465 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22467 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22468 Jakub Jelinek <jakub@redhat.com>
22471 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22472 (gen_subprogram_die): When a function is explicit, generate the
22473 DW_AT_explicit attribute.
22474 * langhooks.h (struct lang_hooks_for_decls): Add
22475 function_decl_explicit_p langhook.
22476 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22477 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22479 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22481 * builtins.c (fold_builtin_memory_op): Optimize memmove
22482 into memcpy if we can prove source and destination don't overlap.
22484 * tree-inline.c: Include gt-tree-inline.h.
22485 (clone_fn_id_num): New variable.
22486 (clone_function_name): New function.
22487 (tree_function_versioning): Use it.
22488 * Makefile.in (GTFILES): Add tree-inline.c.
22490 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22492 * BASE-VER: Change to 4.5.0.
22494 2009-03-27 Xinliang David Li <davidxl@google.com>
22496 PR tree-optimization/39557
22497 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22499 2009-03-27 Xinliang David Li <davidxl@google.com>
22501 PR tree-optimization/39548
22502 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22505 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22507 * c-common.c (pointer_int_sum): Use %wd on return from
22510 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22512 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22513 on return from tree_low_cst.
22515 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22518 * ginclude/stdarg.h (va_copy): Define also for
22519 __GXX_EXPERIMENTAL_CXX0X__.
22521 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22524 * builtins.h (c_strlen): Do not warn here.
22525 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22526 * c-common.c (pointer_int_sum): Take an explicit location.
22527 Warn about offsets out of bounds.
22528 * c-common.h (pointer_int_sum): Adjust declaration.
22530 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22532 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22535 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22538 * opts.c (warn_if_disallowed_function_p): Don't assume
22539 get_callee_fndecl must return non-NULL.
22541 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22543 PR rtl-optimization/39522
22544 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22545 when reg_reloaded_valid is set.
22547 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22549 * config/spu/divv2df3.c: New file.
22550 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22551 (DPBIT_FUNCS): Filter out _div_df.
22553 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22555 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22556 a jump insn, count that jump in the distance to the loop start.
22558 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22561 * config/sh/sh.c (calc_live_regs): Fix condition for global
22562 registers except PIC_OFFSET_TABLE_REGNUM.
22564 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22567 * doc/invoke.texi (-mconsole): New.
22569 (-mno-cygwin): New.
22571 (-mnop-fun-dllimport): New.
22575 (sub section "i386 and x86-64 Windows Options"): New.
22577 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22579 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22580 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22582 2009-03-25 Richard Guenther <rguenther@suse.de>
22584 PR middle-end/39497
22585 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22588 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22590 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22591 neither of haifa/selective schedulers are working.
22593 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22595 * doc/invoke.texi (Debugging Options): Fix description of
22596 -fno-merge-debug-strings.
22598 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22600 * config/cris/libgcc.ver: New version-script.
22601 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22603 * configure.ac <GAS features, nop mnemonic>: Add pattern
22604 crisv32-*-* for "nop".
22605 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22606 * configure: Regenerate.
22608 2009-03-24 Ira Rosen <irar@il.ibm.com>
22610 PR tree-optimization/39529
22611 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22612 mark_sym_for_renaming for the tag copied to the new vector
22615 2009-03-24 Arthur Loiret <aloiret@debian.org>
22617 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22618 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22619 EXTRA_SPEC_FUNCTIONS.
22620 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22621 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22622 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22623 -march and -mtune options.
22625 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22627 * config/m68k/t-rtems: Add m5329 multilib.
22629 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22630 Jakub Jelinek <jakub@redhat.com>
22633 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22636 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22639 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22640 instead of c_parser_expression_conv, if original_code isn't one of the
22641 4 allowed comparison codes, fail.
22643 2009-03-23 Richard Guenther <rguenther@suse.de>
22645 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22646 * tree.h (struct tree_type): Likewise.
22647 * reload.h (struct insn_chain): Likewise.
22648 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22649 * function.h (struct function): Likewise.
22650 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22652 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22654 PR tree-optimization/39516
22655 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22657 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22659 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22660 should be set true if BITS_PER_WORD of target is bigger than 32
22662 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22664 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22665 Translate -B-options to -rpath-link. Correct existing
22666 rpath-link and conditionalize on !nostdlib.
22668 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22670 * doc/extend.texi (Function Attributes, Variable Attributes):
22672 * doc/invoke.texi (Debugging Options, Optimize Options)
22673 (i386 and x86-64 Options, MCore Options): Likewise.
22675 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22678 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22679 it for block local namespace aliases.
22680 (gen_decl_die): Pass context_die to gen_namespace_die.
22682 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22685 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22686 minimum or maximum value.
22688 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22690 * reginfo.c (globalize_reg): Recompute derived reg sets.
22692 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22695 * libgcc2.c (mprotect): Do not use signed arguments for
22696 VirtualProtect, use DWORD arguments. Also fix the 'may
22697 be used uninitialized' warning for the np variable.
22699 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22702 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22703 functions using regparm calling conventions when not optimizing.
22704 (ix86_function_sseregparm): Similarly for sseregparm calling
22707 2009-03-19 Li Feng <nemokingdom@gmail.com>
22709 PR middle-end/39500
22710 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22711 dependence if the first conflict is after niter iterations.
22713 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22715 PR middle-end/38609
22716 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22717 functions with dynamic stack-pointer adjustments.
22719 2009-03-19 Ben Elliston <bje@au.ibm.com>
22721 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22722 option; change to -msdata=data.
22724 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22726 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22729 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22732 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22734 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22736 * doc/invoke.texi (Code Gen Options): Expand discussion of
22739 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22741 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22742 * matrix-reorg.c (struct matrix_info): Likewise.
22743 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22744 * rtl.h (struct mem_attrs): Likewise.
22745 * df.h (struct df): Likewise.
22746 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22747 * ira-int.h (struct ira_allocno): Likewise.
22748 * df-scan.c (struct df_collection_rec): Likewise.
22749 * ira.c (struct equivalence): Likewise.
22750 * function.c (struct temp_slot): Likewise.
22751 * cfgloop.h (struct loop): Likewise.
22754 * function.c (use_register_for_decl): When not optimizing, disregard
22755 register keyword for variables with types containing methods.
22757 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22759 PR middle-end/39447
22760 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22761 (is_simple_operand): Call contains_component_ref_p before calling data
22762 reference analysis that would fail on COMPONENT_REFs.
22764 * tree-vrp.c (search_for_addr_array): Fix formatting.
22766 2009-03-18 Richard Guenther <rguenther@suse.de>
22768 * tree-vect-transform.c (vect_loop_versioning): Fold the
22769 generated comparisons.
22770 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22771 (slpeel_tree_peel_loop_to_edge): Likewise.
22773 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22775 PR middle-end/37805
22776 * opts.c (print_specific_help): In addition to `undocumented',
22777 accept `separate' and `joined' flags if passed alone. Describe
22778 output by the first matched one of those.
22779 (common_handle_option): Skip over empty strings.
22780 * gcc.c (display_help): Fix help string for `--help='.
22781 * doc/invoke.texi (Option Summary, Overall Options): With
22782 `--help=', classes and qualifiers can both be repeated, but
22783 only the latter can be negated. One should not pass only
22784 negated qualifiers. Fix markup and examples.
22787 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22788 PR middle-end/37805
22789 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22790 and -fhelp=separate.
22792 2009-03-17 Jing Yu <jingyu@google.com>
22794 PR middle-end/39378
22795 * function.h (struct rtl_data): Move is_thunk from here...
22796 (struct function): ...to here.
22797 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22798 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22800 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22802 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22803 (alpha_output_function_end_prologue): Likewise.
22804 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22805 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22806 (rs6000_output_function_epilogue): Likewise.
22807 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22809 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22812 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22813 from different units in a single alternative.
22814 (*truncdfsf_i387): Ditto.
22815 (*truncxfsf2_mixed): Ditto.
22816 (*truncxfdf2_mixed): Ditto.
22818 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22820 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22821 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22824 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22825 unused non-artificial variables when not optimizing.
22828 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22829 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22830 NAMESPACE_DECL in its DECL_INITIAL.
22832 PR middle-end/39443
22833 * optabs.c (set_user_assembler_libfunc): New function.
22834 * expr.h (set_user_assembler_libfunc): New prototype.
22835 * c-common.c: Include libfuncs.h.
22836 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22837 for memcmp, memset, memcpy, memmove and abort.
22838 * Makefile.in (c-common.o): Depend on libfuncs.h.
22841 * dwarf2out.c (gen_inlined_enumeration_type_die,
22842 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22843 gen_tagged_type_instantiation_die): Removed.
22844 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22847 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22850 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22852 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22853 (check-parallel-%): Ditto.
22854 (check-consistency): Ditto.
22856 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22858 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22859 local variable rhs by NULL_TREE.
22861 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22864 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22866 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22869 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22871 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22874 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22875 for ms->sysv ABI calls only in 64bit mode.
22877 * config/i386/i386.md (untyped_call): Support 32bit.
22879 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22881 * doc/extend.texi: Replace x86_65 with x86_64.
22883 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22885 PR tree-optimization/39455
22886 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22887 mismatches for POINTER_TYPE_P (type).
22888 (number_of_iterations_le): Likewise.
22890 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22892 * config/picochip/picochip.c: Removed profiling support.
22893 * config/picochip/picochip.md: Removed profiling instruction.
22894 * config/picochip/picochip.h: Removed profiling builtin.
22896 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22898 * doc/install.texi (--with-host-libstdcxx): Document.
22900 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22903 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22904 generate a warning if the function name does not begin with
22905 "__vector" and the function has either the 'signal' or 'interrupt'
22906 attribute, from here to ...
22907 (avr_declare_function_name): ...here. New function.
22908 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22909 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22911 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22914 * cse.c (fold_rtx): Don't modify original const_arg1 when
22915 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22916 separate variable instead.
22917 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22918 from out of range shift counts.
22919 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22921 2009-03-13 Catherine Moore <clm@codesourcery.com>
22923 * config/i386/x-mingw32 (host-mingw32.o): Replace
22924 diagnostic.h with $(DIAGNOSTIC_H).
22926 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22929 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22931 * config/i386/sync.md (sync_compare_and_swap<mode>,
22932 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22933 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22935 (sync_double_compare_and_swapdi_pic,
22936 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22937 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22939 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22942 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22944 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22947 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22948 (avx_addsubv4df3): Likewise.
22949 (*avx_addsubv4sf3): Likewise.
22950 (sse3_addsubv4sf3): Likewise.
22952 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22955 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22957 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22960 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22961 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22962 registers for allocnos created from user-defined variables.
22964 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22967 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22968 of non-integer mode as well.
22970 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22972 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22973 for functions for which the parameter types are unknown.
22975 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22978 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22979 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
22980 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
22981 * config/i386/i386.c (ix86_local_alignment): For
22982 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
22983 long long variables on the stack to avoid dynamic realignment.
22984 Allow the first argument to be a decl rather than type.
22985 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
22987 2009-03-11 Nick Clifton <nickc@redhat.com>
22990 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
22992 Add description to mno-lsim option.
22993 * config/mcore/mcore.h: Remove comment about deprecated m4align
22995 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
22996 * doc/invoke.texi: Add description of mno-lsim and
22997 mstack-increment options.
22999 * config/fr30/fr30.opt: Document the -mno-lsim option.
23000 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23001 and -mno-lsim options.
23003 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23005 * fold-const.c (fold_comparison): Only call fold_inf_compare
23006 if the mode supports infinities.
23008 2009-03-11 Jason Merrill <jason@redhat.com>
23011 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23012 end already did. Notice GIMPLE_CALL modifications of the result.
23013 Don't copy debug information from an ignored decl or a decl from
23016 2009-03-10 Richard Guenther <rguenther@suse.de>
23017 Nathan Froyd <froydnj@codesourcery.com>
23019 PR middle-end/37850
23020 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23021 (__divMODE3): Likewise.
23023 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23025 PR tree-optimization/39394
23026 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23027 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23029 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23031 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23032 inline asms for register asm ("") declarations.
23034 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23036 * fold-const.c (fold_unary): Fix comment.
23038 2009-03-07 Jan Hubicka <jh@suse.cz>
23041 * tree-inline.c (setup_one_parameter): Do replacement of const
23042 argument by constant in SSA form.
23044 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23046 PR middle-end/38028
23047 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23048 determine alignment passed to assign_stack_local.
23049 (assign_parms_unsplit_complex): Likewise.
23050 * except.c (sjlj_build_landing_pads): Likewise.
23052 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23054 PR middle-end/39360
23055 * tree-flow.h (add_referenced_var): Return bool instead of void.
23056 * tree-dfa.c (add_referenced_var): Return result of
23057 referenced_var_check_and_insert call.
23058 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23059 of referenced_var_check_and_insert.
23062 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23063 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23064 DIE, don't emit it if abstract origin already has it.
23065 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23066 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23068 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23070 * genpreds.c (needs_variable): Fix parentheses at variable name
23072 (write_tm_constrs_h): Indent generated code.
23074 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23076 * doc/extend.texi (Function Attributes): Add documentation
23077 for isr attributes.
23079 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23082 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23083 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23085 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23087 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23090 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23093 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23094 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23096 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23098 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23099 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23100 constants instead of magic numbers.
23101 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23103 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23104 (x86_64_ms_abi_int_parameter_registers): Ditto.
23105 (x86_64_int_return_registers): Ditto.
23106 (ix86_maybe_switch_abi): Ditto.
23107 (ix86_expand_call): Ditto for clobbered_registers array.
23108 (ix86_hard_regno_mode_ok): Ditto.
23109 (x86_extended_QIreg_mentioned_p): Ditto.
23111 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23113 PR tree-optimization/39349
23114 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23116 * combine.c (gen_lowpart_for_combine): Use omode when generating
23119 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23121 PR rtl-optimization/39235
23122 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23124 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23126 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23128 2009-03-04 Richard Guenther <rguenther@suse.de>
23130 PR tree-optimization/39362
23131 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23132 that occur in abnormal PHIs should be varying.
23134 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23136 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23138 (simple_iv): Take loop as an argument instead of statement.
23139 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23140 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23142 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23144 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23145 * matrix-reorg.c (analyze_transpose): Ditto.
23146 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23147 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23148 * tree-predcom.c (ref_at_iteration): Ditto.
23149 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23151 2009-03-04 Richard Guenther <rguenther@suse.de>
23153 PR tree-optimization/39358
23154 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23155 escaped_id and callused_id.
23156 (solve_graph): Likewise.
23158 2009-03-04 Richard Guenther <rguenther@suse.de>
23160 PR tree-optimization/39339
23161 * tree-sra.c (try_instantiate_multiple_fields): Make it
23162 no longer ICE on the above.
23164 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23166 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23167 that fits within Pmode.
23169 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23171 PR middle-end/10109
23172 * tm.texi (LIBCALL_VALUE): Update description.
23174 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23176 PR middle-end/34443
23177 * doc/extend.texi (section): Update description.
23179 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23181 PR middle-end/39345
23182 * tree-inline.c (remapped_type): New.
23183 (can_be_nonlocal): Call remapped_type instead of remap_type.
23185 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23188 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23189 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23191 2009-03-03 Richard Guenther <rguenther@suse.de>
23193 PR middle-end/39272
23194 * tree.c (tree_nonartificial_location): New function.
23195 * tree.h (tree_nonartificial_location): Declare.
23196 * builtins.c (expand_builtin_memory_chk): Provide location
23197 of the call location for artificial function pieces.
23198 (maybe_emit_chk_warning): Likewise.
23199 (maybe_emit_sprintf_chk_warning): Likewise.
23200 (maybe_emit_free_warning): Likewise.
23201 * expr.c (expand_expr_real_1): Likewise.
23203 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23205 PR tree-optimization/39343
23206 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23207 COMPONENT_REF t has ARRAY_TYPE.
23209 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23211 PR middle-end/39335
23212 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23213 when the type precision of the induction variable should be
23214 larger than the type precision of nit.
23215 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23216 * graphite.c (graphite_loop_normal_form): Same.
23217 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23219 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23221 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23222 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23223 numbers to describe clobbered registers.
23224 (*call_value_0_rex64_ms_sysv): Ditto.
23225 * config/i386/mmx.md (mmx_emms): Ditto.
23226 (mmx_femms): Ditto.
23228 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23230 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23233 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23235 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23236 (spu_section_type_flags): New function.
23238 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23240 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23241 reg_class_contents of FLOAT_REGS into a temporary.
23243 2009-03-02 Richard Guenther <rguenther@suse.de>
23244 Ira Rosen <irar@il.ibm.com>
23246 PR tree-optimization/39318
23247 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23248 information to the vectorized statement.
23250 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23252 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23253 variable. Use defined names instead of magic constants for REX SSE
23256 2009-03-01 Richard Guenther <rguenther@suse.de>
23258 PR tree-optimization/39331
23259 * omp-low.c (lower_send_shared_vars): Do not receive new
23260 values for the reference of DECL_BY_REFERENCE parms or results.
23262 2009-03-01 Jan Hubicka <jh@suse.cz>
23265 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23266 BLOCK_NONLOCALIZED_VAR): New macros.
23267 (tree_block): Add nonlocalized_vars.
23268 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23269 gen_decl_die): Add origin argument. Allow generation of die with
23270 origin at hand only.
23271 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23272 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23274 (gen_block_die): Fix checking for unused blocks.
23275 (process_scope_var): Break out from .... ; work with origins only.
23276 (decls_for_scope) ... here; process nonlocalized list.
23277 (dwarf2out_ignore_block): Look for nonlocalized vars.
23278 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23280 (dump_scope_block): Dump them.
23281 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23282 (remap_block): Likewise.
23283 (can_be_nonlocal): New predicate.
23284 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23286 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23288 * configure: Regenerate.
23290 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23292 * optc-gen.awk: No need to duplicate option flags twice.
23293 Reuse help texts for duplicate options which do not have any.
23295 * gcc.c (display_help): Document --version.
23297 * gcc.c (main): If print_help_list and verbose_flag, ensure
23298 driver output comes before subprocess output.
23300 * optc-gen.awk: Assign all remaining fields to help string,
23301 space-separated, for multi-line help in *.opt.
23303 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23304 -Wno-pedantic-ms-format is for MinGW targets only.
23306 * doc/options.texi (Option file format): Fix bad indentation,
23307 restoring dropped sentence.
23309 2009-02-28 Jan Hubicka <jh@suse.cz>
23311 * tree-inline.c (tree_function_versioning): Output debug info.
23313 2009-02-28 Jan Hubicka <jh@suse.cz>
23316 * tree-inline.c (setup_one_parameter): Do not copy propagate
23317 arguments when not optimizing.
23319 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23322 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23323 (avx_addsubv4df3): Likewise.
23324 (*avx_addsubv4sf3): Likewise.
23325 (sse3_addsubv4sf3): Likewise.
23326 (*avx_addsubv2df3): Likewise.
23327 (sse3_addsubv2df3): Likewise.
23328 (avx_unpckhps256): Correct item selectors.
23329 (avx_unpcklps256): Likewise.
23330 (avx_unpckhpd256): Likewise.
23331 (avx_unpcklpd256): Likewise.
23333 2009-02-28 Jan Hubicka <jh@suse.cz>
23335 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23337 (copy_arguments_for_versioning): If var is declared don't declare it.
23338 (tree_function_versioning): First setup substitutions and then copy
23341 2009-02-27 Jan Hubicka <jh@suse.cz>
23344 * cgraph.h (varpool_output_debug_info): Remove.
23345 * cgraphunit.c (varpool_output_debug_info): Remove.
23346 * dwarf2out.c (deferred_locations_struct): New struct
23347 (deferred_locations): New type.
23348 (deferred_locations_list): New static var.
23349 (deffer_location): New function.
23350 (gen_variable_die): Use it.
23351 (decls_for_scope): Output info on local static vars.
23352 (dwarf2out_finish): Process deferred locations.
23353 * varpool.c (varpool_output_debug_info): Remove.
23355 2009-02-27 Jan Hubicka <jh@suse.cz>
23358 * tree.h (TREE_PROTECTED): Fix comment.
23359 (BLOCK_HANDLER_BLOCK): Remove.
23360 (struct tree_block): Remove handler_block add body_block.
23361 (inlined_function_outer_scope_p): New.
23362 (is_body_block): Remove.
23363 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23364 * dwarf2out.c (is_inlined_entry_point): Remove.
23365 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23366 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23368 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23369 * gimplify.c (gimplify_expr): Gimplify body blocks.
23370 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23371 block with multiple subblocks.
23372 (dump_scope_block): Prettier output; dump more flags and info.
23373 (dump_scope_blocks): New.
23374 (remove_unused_locals): Use dump_scope_blocks.
23375 * tree-flow.h (dump_scope_blocks): Declare.
23376 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23377 * stmt.c (is_body_block): Remove.
23378 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23379 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23381 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23383 PR middle-end/39308
23384 * graphite.c (graphite_loop_normal_form): Do not call
23385 number_of_iterations_exit from a gcc_assert.
23387 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23389 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23390 jumps if COND is NULL.
23391 (find_cond_jump): New function.
23392 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23393 * config/s390/s390.md: Remove z10_cobra attribute value.
23395 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23397 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23398 force_const_mem returns NULL_RTX.
23400 2009-02-26 Jan Hubicka <jh@suse.cz>
23403 * cgraph.h (varpool_output_debug_info): Remove.
23404 * cgraphunit.c (varpool_output_debug_info): Remove.
23405 * dwarf2out.c (deferred_locations_struct): New struct
23406 (deferred_locations): New type.
23407 (deferred_locations_list): New static var.
23408 (deffer_location): New function.
23409 (gen_variable_die): Use it.
23410 (decls_for_scope): Output info on local static vars.
23411 (dwarf2out_finish): Process deferred locations.
23412 * varpool.c (varpool_output_debug_info): Remove.
23414 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23416 PR rtl-optimization/39241
23417 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23418 to subreg_offset_representable_p.
23420 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23422 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23423 execute function prototype. Get f and nregs from max_reg_num
23424 and get_insns. Remove the first backward pass as it's dead,
23425 guard the forward pass by flag_expensive_optimizations.
23426 (rest_of_handle_regmove): Delete.
23427 (pass_regmove): Replace it with regmove_optimize.
23429 2009-02-25 Martin Jambor <mjambor@suse.cz>
23431 PR tree-optimization/39259
23432 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23433 calls_alloca function flags.
23434 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23435 calls are detected.
23437 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23439 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23440 flags_set_1_rtx, flags_set_1_set): Delete.
23441 (regmove_optimize): Do not call mark_flags_life_zones.
23443 2009-02-24 Julian Brown <julian@codesourcery.com>
23446 * config/arm/arm.c (require_pic_register): Only set
23447 cfun->machine->pic_reg once per function.
23449 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23451 * doc/invoke.texi (Link Options): Document an easier way to pass
23452 options that take arguments to the GNU linker using -Xlinker and -Wl.
23454 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23457 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23459 2009-02-24 Richard Guenther <rguenther@suse.de>
23462 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23464 2009-02-24 Richard Guenther <rguenther@suse.de>
23465 Zdenek Dvorak <ook@ucw.cz>
23467 PR tree-optimization/39233
23468 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23469 from converting them to a generic type.
23471 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23473 PR tree-optimization/39260
23474 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23475 contains a condition with a real type.
23476 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23478 2009-02-23 Jason Merrill <jason@redhat.com>
23481 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23482 narrowing_initializer_constant_valid_p.
23483 (narrowing_initializer_constant_valid_p): Don't return
23484 null_pointer_node for adding a pointer to itself.
23486 2009-02-23 Jan Hubicka <jh@suse.cz>
23489 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23492 2009-02-23 Jan Hubicka <jh@suse.cz>
23494 PR tree-optimization/37709
23495 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23496 * tree.h (block_ultimate_origin): Declare.
23497 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23498 * tree-ssa-live.c (remove_unused_scope_block_p):
23499 Eliminate blocks containig no instructions nor live variables nor
23501 (dump_scope_block): New function.
23502 (remove_unused_locals): Enable removal of dead blocks by default;
23503 enable dumping at TDF_DETAILS.
23505 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23507 * config/i386/i386.c (classify_argument): Don't allow COImode
23509 (function_arg_advance_32): Don't allow OImode.
23510 (function_arg_32): Likewise.
23511 (function_value_32): Likewise.
23512 (return_in_memory_32): Likewise.
23513 (function_arg_64): Remove OImode comment.
23515 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23518 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23519 ix86_expand_vector_set for V4DImode in 64bit mode only.
23520 (ix86_expand_vector_init_one_var): Likewise.
23522 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23524 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23526 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23529 * loop-iv.c: Revert last change.
23530 * emit-rtl.c: Likewise.
23532 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23535 * config/i386/i386.c (type_natural_mode): Remove an extra
23536 space in the warning message.
23537 (function_value_32): Handle 32-byte vector modes.
23538 (return_in_memory_32): Likewise.
23540 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23542 * loop-iv.c (truncate_value): New function.
23543 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23545 (lowpart_subreg): Move to...
23546 * emit-rtl.c: ...here.
23548 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23550 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23551 accidental and undocumented change at revision 140860.
23553 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23555 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23556 take gimple_seq * arguments.
23557 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23558 types_compatible_p langhook.
23560 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23561 Joseph Myers <joseph@codesourcery.com>
23563 * config/arm/arm.c (arm_builtin_va_list): New function.
23564 (arm_expand_builtin_va_start): Likewise.
23565 (arm_gimplify_va_arg_expr): Likewise.
23566 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23567 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23568 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23569 (va_list_type): New variable.
23570 (arm_mangle_type): Mangle va_list_type appropriately.
23572 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23574 PR middle-end/39157
23575 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23576 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23577 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23578 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23579 parameter to 1000 for -O1 by default.
23580 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23582 * loop-invariant.c: Include params.h.
23583 (move_loop_invariants): Don't call move_single_loop_invariants on
23586 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23588 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23589 offset when calculating bounds for indexing stack_usage_map. Fixes
23590 a buffer overflow with certain target setups.
23592 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23595 * calls.c (expand_call): Clear try_tail_call if caller and callee
23596 disagree in promotion of function return value.
23598 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23601 * c-common.c (c_determine_visibility): If visibility changed and
23602 DECL_RTL has been already set, call make_decl_rtl to update symbol
23605 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23608 * varasm.c (assemble_variable): Don't check DECL_NAME when
23609 globalizing a variable.
23611 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23614 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23615 expression before any __builtin_trap call.
23616 * c-typeck.c (build_function_call): Convert and check function
23617 arguments before generating a call to a trap. Evaluate the
23618 function arguments before the trap.
23620 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23623 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23624 (UNSPEC_FXAM_MEM): New unspec.
23625 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23626 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23627 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23629 2009-02-19 Richard Guenther <rguenther@suse.de>
23631 PR tree-optimization/39207
23632 PR tree-optimization/39074
23633 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23634 storedanything_tree): New.
23635 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23636 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23637 (build_succ_graph): Add edges from STOREDANYTHING to all
23639 (init_base_vars): Initialize STOREDANYTHING.
23640 (compute_points_to_sets): Free substitution info after
23641 building the succ graph.
23642 (ipa_pta_execute): Likewise.
23644 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23646 (do_ds_constraint): Do not add to special var or non-pointer
23648 (type_could_have_pointers): Split out from ...
23649 (could_have_pointers): ... here. For arrays use the element type.
23650 (create_variable_info_for): Initialize may_have_pointers.
23651 (new_var_info): Likewise.
23652 (handle_lhs_call): Make the HEAP variable unknown-sized.
23653 (intra_create_variable_infos): Use a type with pointers for
23654 PARM_NOALIAS, make it unknown-sized.
23656 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23659 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23661 2009-02-18 Jason Merrill <jason@redhat.com>
23664 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23665 value if DECL_EXTERNAL.
23666 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23667 * target.h (gcc_target::binds_local_p): Clarify "module".
23668 * tree.h (TREE_PUBLIC): Clarify "module".
23670 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23673 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23674 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23676 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23679 * c.opt (Wabi): Support C and ObjC.
23682 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23684 * config/i386/i386.c (classify_argument): Warn once about the ABI
23685 change when passing union with long double.
23687 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23689 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23692 * c-parser.c (c_parser_compound_statement): Always enter and leave
23695 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23698 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23700 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23702 PR tree-optimization/36922
23703 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23704 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23707 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23709 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23712 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23714 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23716 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23718 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23721 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23722 Richard Sandiford <rdsandiford@googlemail.com>
23724 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23725 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23726 (loongson_biadd): ...this.
23728 2009-02-17 Richard Guenther <rguenther@suse.de>
23730 PR tree-optimization/39202
23731 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23732 a var make sure to follow existing collapses.
23734 2009-02-17 Richard Guenther <rguenther@suse.de>
23736 PR middle-end/39214
23737 * langhooks.c (lhd_print_error_function): Check for NULL block.
23739 2009-02-17 Richard Guenther <rguenther@suse.de>
23741 PR tree-optimization/39204
23742 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23745 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23747 * config/soft-fp/double.h: Update from glibc CVS.
23749 2009-02-17 Richard Guenther <rguenther@suse.de>
23751 PR tree-optimization/39207
23752 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23753 strict-aliasing warnings for pointers pointing to NULL.
23755 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23758 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23759 skipping until next close brace.
23761 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23764 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23765 to function argument boundary.
23767 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23769 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23770 in the lea_add. Reload eventually constraints it properly.
23771 * config/picochip/constraints.md: Remove the target constraint
23772 "b", since it is not needed anymore.
23774 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23776 * gthr-dce.h: Uglify function parameter and local variable names.
23777 * gthr-gnat.h: Likewise.
23778 * gthr-mipssde.h: Likewise.
23779 * gthr-nks.h: Likewise.
23780 * gthr-posix95.h: Likewise.
23781 * gthr-posix.h: Likewise.
23782 * gthr-rtems.h: Likewise.
23783 * gthr-single.h: Likewise.
23784 * gthr-solaris.h: Likewise.
23785 * gthr-tpf.h: Likewise.
23786 * gthr-vxworks.h: Likewise.
23787 * gthr-win32.h: Likewise.
23789 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23792 * config/i386/i386.md: Restrict the new peephole2 to move
23793 between MMX/SSE registers.
23795 2009-02-15 Richard Guenther <rguenther@suse.de>
23798 2009-02-13 Richard Guenther <rguenther@suse.de>
23800 * configure.ac: Enable LFS.
23801 * configure: Re-generate.
23802 * config.in: Likewise.
23804 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23806 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23807 spu_srqwbyte, spu_srqwbytebc): Define.
23808 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23809 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23810 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23811 "shrqby_<mode>"): New insn-and-split patterns.
23812 * config/spu/spu.c (expand_builtin_args): Determine and return
23813 number of operands using spu_builtin_description data.
23814 (spu_expand_builtin_1): Use it.
23816 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23819 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23822 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23825 * config/i386/i386.c (override_options): Correct warning
23826 messages for -malign-loops, -malign-jumps and -malign-functions.
23828 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23831 * config/i386/i386.md: Restrict the new peephole2 to move
23832 between the general purpose registers.
23834 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23837 * config/i386/i386.c (type_natural_mode): Add a new argument.
23838 Return the original mode and warn ABI change if vector size is 32byte.
23839 (function_arg_advance): Updated.
23840 (function_arg): Likewise.
23841 (ix86_function_value): Likewise.
23842 (ix86_return_in_memory): Likewise.
23843 (ix86_sol10_return_in_memory): Likewise.
23844 (ix86_gimplify_va_arg): Likewise.
23845 (function_arg_32): Don't warn ABX ABI change here.
23846 (function_arg_64): Likewise.
23848 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23850 * loop-iv.c (implies_p): In the final case, test that operands 0
23851 of the two comparisons match.
23853 * config/bfin/bfin.c (find_prev_insn_start): New function.
23854 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23855 (find_next_insn_start): Move.
23857 2009-02-13 Richard Guenther <rguenther@suse.de>
23859 * configure.ac: Enable LFS.
23860 * configure: Re-generate.
23861 * config.in: Likewise.
23863 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23866 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23867 sizes on syntax error after some arguments have been parsed.
23869 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23871 * doc/invoke.texi (-fira): Remove.
23873 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23875 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23876 * recog.c: Likewise.
23879 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23881 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23882 (umul_ppmm): Likewise.
23883 (count_leading_zeros): Likewise.
23884 (count_trailing_zeros): Likewise.
23885 (UMUL_TIME): Likewise.
23887 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23889 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23890 soft-fp/t-softfp to tmake_file.
23892 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23893 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23894 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23895 IA64_BUILTIN_INFQ]: New.
23896 (ia64_init_builtins): Initialize __builtin_infq,
23897 __builtin_fabsq and __builtin_copysignq if not HPUX.
23898 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23899 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23901 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23903 (__fixtfti): Likewise.
23904 (__fixunstfti): Likewise.
23905 (__floattitf): Likewise.
23907 * config/ia64/libgcc-glibc.ver: New.
23908 * config/ia64/t-fprules-softfp: Likewise.
23909 * config/ia64/sfp-machine.h: Likewise.
23911 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23912 (LIBGCC2_TF_CEXT): Likewise.
23913 (TF_SIZE): Likewise.
23914 (TARGET_INIT_LIBFUNCS): Likewise.
23916 * config/ia64/t-glibc (SHLINB_MAPFILES):
23917 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23919 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23921 * config/i386/i386.c (construct_container): Rewrite processing
23922 BLKmode with X86_64_SSE_CLASS.
23924 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23927 * config/i386/i386.md: Replace simplify_replace_rtx with
23928 replace_rtx in the new peephole2.
23930 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23932 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23933 loop unrolling do not happen at -O2.
23935 2009-02-12 Michael Matz <matz@suse.de>
23937 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23939 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23941 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23944 2009-02-12 Ben Elliston <bje@au.ibm.com>
23946 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23947 patterns when updating the back chain. Missed in the 2009-02-10
23950 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23952 * doc/extend.texi (Decimal Floating Types): Update identifier of
23953 draft TR and list of missing support.
23955 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23957 PR middle-end/39154
23958 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23959 bit to variable length decl's flags, add it also to its
23960 pointer replacement variable.
23962 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23963 Jakub Jelinek <jakub@redhat.com>
23966 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23967 (memory_blockage): New expander.
23968 (*memory_blockage): New insn pattern.
23969 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23970 instead of general blockage at the end of function prologue when
23971 frame pointer is used to access red zone area. Do not emit blockage
23972 when profiling, it is emitted in generic code.
23973 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23974 function epilogue when frame pointer is used to access red zone area.
23976 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23979 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
23980 by arithmetic with memory operands.
23981 * config/i386/predicates.md (commutative_operator): New.
23983 2009-02-10 Janis Johnson <janis187@us.ibm.com>
23985 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
23988 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
23990 * alias.h (record_alias_subset): Declare.
23991 * alias.c (record_alias_subset): Make global.
23993 2009-02-10 Nick Clifton <nickc@redhat.com>
23995 * tree-parloops.c: Change license to GPLv3.
23996 * ipa-struct-reorg.c: Change license to GPLv3.
23997 * ipa-struct-reorg.h: Change license to GPLv3.
23999 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24002 * c-decl.c (start_struct): Return NULL on error.
24004 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24006 PR middle-end/39124
24007 * cfgloopmanip.c (remove_path): Call remove_bbs after
24008 cancel_loop_tree, not before it.
24011 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24012 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24013 VAR_DECLs were seen.
24014 * tree-ssa-live.c (remove_unused_locals): Recompute
24015 cfun->has_local_explicit_reg_vars.
24016 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24017 copies or clearings if cfun->has_local_explicit_reg_vars.
24019 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24022 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24023 of function prologue when frame pointer is used to access
24026 2009-02-10 Richard Guenther <rguenther@suse.de>
24028 PR middle-end/39127
24029 * gimplify.c (gimple_regimplify_operands): Always look if
24030 we need to create a temporary.
24032 2009-02-10 Richard Guenther <rguenther@suse.de>
24034 PR tree-optimization/39132
24035 * tree-loop-distribution.c (todo): New global var.
24036 (generate_memset_zero): Trigger TODO_rebuild_alias.
24037 (tree_loop_distribution): Return todo.
24039 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24042 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24043 (x86_64_reg_class_name): Removed.
24044 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24045 first one isn't X86_64_SSE_CLASS or any other ones aren't
24046 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24047 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24048 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24049 and 3 X86_64_SSEUP_CLASS.
24050 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24051 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24053 2009-02-10 Ben Elliston <bje@au.ibm.com>
24055 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24056 form instruction to update the stack back chain word, even if the
24057 user has disabled the generation of update instructions.
24058 (movdi_<mode>_update_stack): New.
24059 (movsi_update_stack): Likewise.
24060 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24061 always use an update form instruction to update the stack back
24064 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24066 PR middle-end/38953
24067 * graphite.c (if_region_set_false_region): After moving a region in
24068 the false branch of a condition, remove the empty dummy basic block.
24069 (gloog): Remove wrong fix for PR38953.
24071 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24073 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24074 generation due to implicit sign extension.
24076 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24078 PR middle-end/38981
24079 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24080 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24082 2009-02-09 Richard Guenther <rguenther@suse.de>
24084 PR middle-end/35202
24085 * convert.c (convert_to_real): Disable (float)fn((double)x)
24086 to fnf(x) conversion if errno differences may occur and
24087 -fmath-errno is set.
24089 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24091 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24092 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24093 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24095 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24098 * c-common.c (handle_alias_attribute): Disallow attribute for
24099 anything not a FUNCTION_DECL or VAR_DECL.
24101 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24104 * real.c (do_compare): Special-case compare of zero against
24105 decimal float value.
24107 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24110 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24111 as indicating flexible array members unless the field itself is
24112 being declarared as the incomplete array.
24114 2009-02-06 Jan Hubicka <jh@suse.cz>
24116 PR tree-optimization/38844
24117 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24118 is already inlined.
24120 2009-02-06 Richard Guenther <rguenther@suse.de>
24122 PR middle-end/38977
24123 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24124 fork because we may expand it as __gcov_fork.
24126 2009-02-06 Nick Clifton <nickc@redhat.com>
24128 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24130 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24132 PR tree-optimization/35659
24133 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24134 vn_phi_eq): Shortcut if hashcode does not match.
24135 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24137 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24138 and avoid iterative_hash_expr.
24139 (FOR_EACH_VALUE_ID_IN_SET): New.
24140 (value_id_compare): Remove.
24141 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24142 sort expressions by value id.
24144 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24147 * config/sh/predicates.md (general_movsrc_operand): Don't check
24148 the subreg of system registers here.
24150 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24153 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24154 on the copied decl.
24156 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24158 PR rtl-optimization/39110
24159 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24160 addresses, not aligned ones.
24162 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24163 Richard Guenther <rguenther@suse.de>
24165 PR tree-optimization/39100
24166 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24167 comment says and add edges.
24169 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24172 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24173 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24175 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24177 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24178 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24179 register_bb_in_sese, new_sese, free_sese): Moved.
24180 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24181 outermost_loop_in_scop, build_scop_iteration_domain,
24182 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24183 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24184 Use loop_in_sese_p instead of loop_in_scop_p.
24185 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24186 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24187 (scopdet_basic_block_info): Fix bug in scop detection.
24188 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24189 eq_loop_to_cloog_loop): Remove.
24190 (nb_loops_around_loop_in_scop, nb_loop
24191 ref_nb_loops): Moved here...
24192 * graphite.h (ref_nb_loops): ... from here.
24193 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24194 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24195 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24196 * testsuite/gcc.dg/graphite/scop-19.c: New
24198 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24199 Hans-Peter Nilsson <hp@axis.com>
24201 PR rtl-optimization/37889
24202 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24203 Move offset handling from PLUS to before the switch. Use new
24204 arguments when considering SYMBOL_REFs too.
24205 (rtx_addr_can_trap_p): Pass dummy offset and size.
24206 (enum may_trap_p_flags): Remove.
24207 (may_trap_p_1): Pass size from MEM_SIZE.
24209 PR rtl-optimization/38921
24210 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24211 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24212 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24213 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24215 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24217 AVX Programming Reference (January, 2009)
24218 * config/i386/sse.md (*vpclmulqdq): New.
24220 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24222 PR tree-optimization/38977
24223 PR gcov-profile/38292
24224 * calls.c (special_function_p): Disregard __builtin_ prefix.
24226 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24228 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24229 non-indexable addresses even before reload.
24231 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24234 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24235 as having variable size. Do not give an error for unnamed
24236 parameters with [*] declarators. Give a warning for type names
24237 with [*] declarators and mark them as variable size.
24238 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24239 for sizeof applied to [*] type names.
24241 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24244 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24246 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24248 * gcc.c (process_command): Update copyright notice dates.
24249 * gcov.c (print_version): Likewise.
24250 * gcov-dump.c (print_version): Likewise.
24251 * mips-tfile.c (main): Likewise.
24252 * mips-tdump.c (main): Likewise.
24254 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24257 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24258 for composite type involving a zero-length array type.
24260 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24263 * function.c (match_asm_constraints_1): Skip over
24264 initial optional % in the constraint.
24266 PR inline-asm/39059
24267 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24268 supported, don't accept FIXED_CSTs.
24269 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24270 and _Sat is used without _Fract/_Accum. Set specs->type to
24271 integer_type_node for cts_fract/cts_accum if fixed point is not
24274 2009-02-02 Catherine Moore <clm@codesourcery.com>
24276 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24278 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24280 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24281 (ABI_HAS_64BIT_SYMBOLS): Use it.
24282 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24284 2009-02-02 Paul Brook <paul@codesourcery.com>
24286 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24288 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24290 PR inline-asm/39058
24291 * recog.h (asm_operand_ok): Add constraints argument.
24292 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24293 recurse on matching constraint.
24294 (check_asm_operands): Pass constraints as 3rd argument to
24295 asm_operand_ok. Don't look up matching constraint here.
24296 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24299 2009-02-02 Ben Elliston <bje@au.ibm.com>
24301 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24302 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24304 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24306 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24307 information. Remove some obsolete information. Reorganize.
24309 * config/pa/fptr.c: Revert license to GPL 2.
24310 * config/pa/milli64.S: Likewise.
24312 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24315 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24316 LIBRARY name in, instead of hard-coding it.
24317 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24318 extra target make frag to tmake_files according to EH model.
24319 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24320 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24321 frags that define makefile variable EH_MODEL appropriately.
24322 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24323 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24324 to "-sjlj" according to type of EH configured.
24325 (LIBGCC_SONAME): Concatenate it to shared library base name.
24326 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24327 to "_sjlj" according to type of EH configured.
24328 (LIBGCC_SONAME): Concatenate it to shared library base name.
24329 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24330 (SHLIB_LINK): Add missing semicolon to if-else construct.
24331 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24332 string value of "pe_dll" command-line option.
24333 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24334 (SHLIB_SONAME): Use it when overriding t-cygming default.
24335 (SHLIB_IMPLIB): Override t-cygming default.
24336 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24337 string value of "pe_dll" command-line option.
24339 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24342 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24343 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24345 2009-01-31 Richard Guenther <rguenther@suse.de>
24347 PR tree-optimization/38937
24348 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24349 computing the transitive closure.
24351 2009-01-30 Richard Guenther <rguenther@suse.de>
24353 PR tree-optimization/39041
24354 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24355 Propagate variable indices only if the types match for this stmt.
24357 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24360 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24361 inline but never defined.
24363 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24365 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24366 (*insv_h_di_reg_extimm): New insn.
24367 (*insv_l<mode>_reg_extimm): New insn.
24369 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24371 * config/picochip/picochip.c (flag_conserve_stack): set
24372 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24373 fconserve-stack. Reduce call-overhead used by inliner.
24375 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24378 * common.opt (flag_conserve_stack): Initialised to zero.
24380 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24383 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24384 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24387 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24389 * ira-color.c (allocno_reload_assign): Update comments.
24390 * regmove.c (regmove_optimize): Likewise.
24394 2009-01-29 Robert Millan <rmh@aybabtu.com>
24396 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24397 * config/i386/kopensolaris-gnu.h: New file. Undefine
24398 `MD_UNWIND_SUPPORT'.
24399 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24401 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24403 PR tree-optimization/39007
24404 * tree-loop-distribution.c (generate_builtin): Use
24405 recompute_dominator to compute the immediate dominator of the
24406 basic block just after the loop.
24408 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24410 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24411 (ASM_OUTPUT_DWARF_PCREL): Define.
24413 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24415 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24416 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24417 global. Modify entries about regmove and IRA.
24419 * ra-conflict.c: Remove the file.
24421 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24423 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24424 (pass_regclass_init): Rename to pass_reginfo_init.
24426 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24428 * toplev.h (flag_ira): Remove.
24430 * caller-save.c (setup_save_areas): Remove flag_ira.
24432 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24434 * global.c: Remove the file.
24436 * opts.c (decode_options): Remove flag_ira.
24438 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24440 * regmove.c: Modify file description.
24441 (find_use_as_address, try_auto_increment): Define them only if
24442 AUTO_INC_DEC is defined.
24443 (replacement_quality, replace_in_call_usage, fixup_match_1,
24444 stable_and_no_regs_but_for_p): Remove.
24445 (reg_set_in_bb): Make it static.
24446 (regmove_optimize): Remove flag_ira and code which worked for
24449 * local-alloc.c: Remove the file.
24451 * common.opt (fira): Remove.
24453 * ira.c: Include except.h.
24454 (eliminable_regset): Move from global.c.
24455 (mark_elimination): Ditto. Remove flag_ira.
24456 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24457 equiv_mem_modified, validate_equiv_mem_from_store,
24458 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24459 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24460 no_equiv, recorded_label_ref): Move from local-alloc.c.
24461 (update_equiv_regs): Ditto. Make it static.
24462 (print_insn_chain, print_insn_chains): Move it from global.c.
24463 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24464 (build_insn_chain): Ditto. Make it static.
24465 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24466 Rename to init_live_subregs.
24467 (gate_ira): Remove flag_ira.
24469 * regclass.c: Rename reginfo.c. Change file description.
24470 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24471 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24472 (init_reg_sets_1): Remove code for evaluation of
24473 reg_class_superclasses and losing_caller_save_reg_set.
24474 (init_regs): Remove init_reg_autoinc.
24475 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24476 ok_for_base_p_nonstrict): Remove.
24477 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24478 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24479 corresponding entries.
24480 (dump_regclass, record_operand_costs, scan_one_insn,
24481 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24482 record_address_regs, auto_inc_dec_reg_p): Remove.
24483 (gt-regclass.h): Rename to gt-reginfo.h.
24485 * rtl.h (dump_global_regs, retry_global_alloc,
24486 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24488 * Makefile.in (RA_H): Remove.
24489 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24490 Rename regclass.o to reginfo.o.
24491 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24493 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24494 (GTFILES): Rename regclass.c to reginfo.c.
24496 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24497 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24499 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24500 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24502 (finish_spills): Ditto. Remove code for !flag_ira.
24504 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24506 PR middle-end/35854
24507 * doc/invoke.texi (rtl debug options): Complete rewrite.
24508 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24510 * mode-switching.c (pass_mode_switching): Rename pass from
24511 "mode-sw" to "mode_sw".
24512 * except.c (pass_convert_to_eh_ranges): Rename pass from
24513 "eh-ranges" to "eh_ranges".
24514 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24518 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24519 Alexander Monakov <amonakov@ispras.ru>
24521 PR middle-end/38857
24522 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24524 (move_exprs_to_boundary): Change return type and pass through
24525 should_move from move_op. Relax assert. Update usage ...
24526 (schedule_expr_on_boundary): ... here. Use should_move instead of
24528 (move_op_orig_expr_found): Indicate that insn was disconnected from
24530 (code_motion_process_successors): Do not call after_merge_succs
24531 callback if original expression was not found when traversing any of
24533 (code_motion_path_driver): Change return type. Update prototype.
24534 (move_op): Update comment. Add a new parameter (should_move). Update
24535 prototype. Set *should_move based on indication provided by
24536 move_op_orig_expr_found.
24538 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24540 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24541 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24542 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24543 * config/rs6000/rs6000.c (rs6000_override_options): Default
24544 avoid-indexed-addresses on for Power6, off for everything else.
24545 (avoiding_indexed_address_p): New function.
24546 (rs6000_legitimize_address): Use it.
24547 (rs6000_legitimate_address): Likewise.
24548 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24550 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24552 PR tree-optimization/38997
24553 * tree-loop-distribution.c (generate_memset_zero): Use
24554 POINTER_PLUS_EXPR for a pointer addition.
24556 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24558 * config/s390/s390.md (bswap<mode>2): New pattern added.
24560 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24562 * config/s390/s390.md (*tls_load_31): Added type attribute.
24564 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24566 * config/s390/s390.md: Fix a few comments.
24568 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24570 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24571 (*tm<mode>_full): Fixed z10prop attribute.
24572 (*tst<mode>_extimm): Fixed z10prop attribute.
24573 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24574 (*tstqiCCT_cconly): Fixed z10prop attribute.
24575 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24576 (*movsi_larl): Fixed z10prop attribute.
24577 (*movsi_zarch): Fixed z10prop attribute.
24578 (*movsi_eas): Fixed z10prop attribute.
24579 (*movhi): Fixed z10prop attribute.
24580 (*movqi): Fixed z10prop attribute.
24581 (*movstrictqi): Fixed z10prop attribute.
24582 (*mov<mode>): Fixed z10prop attribute.
24583 (*movcc): Fixed z10prop attribute.
24584 (*sethighpartdi_64): Fixed z10prop attribute.
24585 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24586 (*negdi2_sign_cc): Fixed z10prop attribute.
24587 (*negdi2_sign): Fixed z10prop attribute.
24588 (*absdi2_sign_cc): Fixed z10prop attribute.
24589 (*absdi2_sign): Fixed z10prop attribute.
24590 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24591 (*negabsdi2_sign): Fixed z10prop attribute.
24592 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24593 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24594 (doloop_si64): Fixed z10prop attribute.
24595 (doloop_si31): Fixed z10prop attribute.
24596 (doloop_long): Fixed z10prop attribute.
24597 (indirect_jump): Fixed z10prop attribute.
24598 (nop): Fixed z10prop attribute.
24599 (main_base_64): Fixed z10prop attribute.
24600 (reload_base_64): Fixed z10prop attribute.
24602 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24604 PR rtl-optimization/38740
24605 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24607 * config/mips/mips.c (mips_reorg): Likewise.
24609 2009-01-28 Richard Guenther <rguenther@suse.de>
24611 PR tree-optimization/38926
24612 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24613 with the correct value id to a value.
24614 (do_regular_insertion): Use the value number of edoubleprime
24615 for the value number of the expr.
24618 2008-08-21 Richard Guenther <rguenther@suse.de>
24620 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24621 a PHI ask VN if it is already available.
24622 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24623 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24625 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24627 PR middle-end/38934
24628 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24629 set to varying whenever max has TREE_OVERFLOW set, similarly
24630 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24632 2009-01-28 Richard Guenther <rguenther@suse.de>
24634 PR middle-end/38908
24635 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24636 uninitialized aggregate uses in call arguments.
24638 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24640 PR tree-optimization/38984
24641 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24642 the nothing_id variable if -fno-delete-null-pointer-checks.
24644 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24647 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24648 (set_got_offset_rex64): Ditto.
24650 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24653 * doc/extend.texi: Improve local variable with asm reg.
24655 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24657 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24658 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24659 was not supplied then set warn_packed_bitfield_compat to the
24660 default value of 1.
24661 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24664 2009-01-27 Richard Guenther <rguenther@suse.de>
24666 PR tree-optimization/38503
24667 * cfgexpand.c (expand_gimple_basic_block): Ignore
24668 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24669 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24670 variables that cannot have TBAA applied.
24671 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24674 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24676 PR middle-end/38969
24677 * calls.c (initialize_argument_information): Do not wrap complex
24678 arguments in SAVE_EXPR.
24680 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24682 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24683 (INSTALL_LIBGCC): Revert typo commit.
24685 2009-01-26 Richard Guenther <rguenther@suse.de>
24687 PR tree-optimization/38745
24688 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24689 from special handling.
24691 2009-01-26 Richard Guenther <rguenther@suse.de>
24693 PR tree-optimization/38745
24694 * tree-ssa.c (execute_update_addresses_taken): Do not include
24695 variables that cannot possibly be a register in not_reg_needs.
24696 Do not clear TREE_ADDRESSABLE on vars that may not become
24698 * tree-ssa.c (update_alias_info_1): Include those in the set
24699 of addressable vars.
24701 2009-01-26 Richard Guenther <rguenther@suse.de>
24703 PR middle-end/38851
24704 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24705 * tree-ssa-dse.c: Include langhooks.h
24706 (execute_simple_dse): Remove stores with zero size.
24708 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24711 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24714 2009-01-24 Julian Brown <julian@codesourcery.com>
24716 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24717 config/arm/linux-atomic.c.
24718 * config/arm/linux-atomic.c: New.
24720 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24722 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24723 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24724 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24726 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24729 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24732 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24734 PR tree-optimization/38953
24735 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24736 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24737 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24738 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24741 2009-01-24 Paul Brook <paul@codesourcery.com>
24743 * config/arm/neon.md (neon_type): Move to arm.md.
24744 (neon_mov<VSTRUCT>): Add neon_type attribute.
24745 * config/arm/arm.md (neon_type): Move to here.
24746 (conds): Add "unconditioal" and use as default for NEON insns.
24748 2009-01-24 Ben Elliston <bje@au.ibm.com>
24750 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24751 void *' warning from -Wc++-compat.
24752 * Makefile.in (dominance.o-warn): Remove.
24754 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24756 PR tree-optimization/38932
24757 * fold-const.c (fold_unary_ignore_overflow): New.
24758 * tree.h (fold_unary_ignore_overflow): Declare.
24759 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24760 * tree-ssa-sccvn.c (visit_reference_op_load,
24761 simplify_unary_expression): Likewise.
24763 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24765 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24766 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24767 regardless of their type.
24768 * c-common.c (handle_packed_attribute): Don't ignore packed on
24770 * c.opt (Wpacked-bitfield-compat): New warning option.
24771 * stor-layout.c (place_field): Warn if offset of a field changed.
24772 * doc/extend.texi (packed): Mention the ABI change.
24773 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24774 (Warning Options): Add it to the list.
24776 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24778 * c-opts.c (c_common_post_options): Fix a typo in comments.
24780 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24782 PR middle-end/38615
24783 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24784 variables to static.
24785 * doc/invoke.texi (-fmerge-all-constants): Update description.
24787 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24790 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24791 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24793 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24795 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24797 (LOCAL_ALIGNMENT): Similarly.
24799 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24800 Joseph Myers <joseph@codesourcery.com>
24802 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24803 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24804 * config/arm/arm-tune.md: Regenerate.
24805 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24808 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24810 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24811 version number to five.
24813 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24816 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24817 * c-common.c (set_underlying_type): Likewise.
24818 (is_typedef_decl ): Likewise
24820 (set_underlying_type): Likewise.
24821 (is_typedef_type): Likewise.
24823 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24825 PR middle-end/38587
24826 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24829 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24832 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24833 (LIBGCC_SPEC): Don't define.
24834 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24836 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24838 PR rtl-optimization/38879
24839 * alias.c (base_alias_check): Unaligned access via AND address can
24840 alias all surrounding object types except those with sizes equal
24841 or wider than the size of unaligned access.
24843 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24846 * c-decl.c (clone_underlying_type): Move this ...
24847 * c-common.c (set_underlying_type): ... here.
24848 Also, make sure the function properly sets TYPE_STUB_DECL() on
24849 the newly created typedef variant type.
24850 (is_typedef_decl ): New entry point.
24851 * tree.h: Added a new member member_types_needing_access_check to
24852 struct tree_decl_non_common.
24853 (set_underlying_type): New entry point.
24854 (is_typedef_type): Likewise.
24856 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24858 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24859 Check whether two instructions have memory references that
24860 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24861 are helper functions for traversing.
24862 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24863 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24864 not to draw dependency edge for instructions with non-conflicting
24867 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24870 * longlong.h: Update copyright years. Use soft-fp license notice.
24871 Sync __clz_tab declaration with glibc.
24873 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24876 * doc/extend.texi (syscall_linkage): New.
24877 (version_id): Modify.
24879 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24880 Richard Guenther <rguenther@suse.de>
24882 PR tree-optimization/38747
24883 PR tree-optimization/38748
24884 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24885 conversion if the base address is an indirect reference and the
24886 aliasing sets could cause issues.
24888 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24890 * common.opt (fgraphite, fgraphite-identity): Add comment for
24891 explaining why these options are not documented.
24893 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24895 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24896 gimple_call_lhs is NULL.
24898 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24901 * emit-rtl.c (adjust_address_1): Make sure memref is never
24904 2009-01-20 Ben Elliston <bje@au.ibm.com>
24906 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24907 const qualifier from arg parameter. Remove unnecessary cast to char *.
24908 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24909 const qualifier from arg 2.
24911 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24913 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24915 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24918 * rtl.h (reinit_regs): New prototype.
24919 * regclass.c: Include ira.h.
24920 (reinit_regs): New.
24921 * Makefile.in (regclass.o): Add ira.h.
24922 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24924 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24927 * c-common.c (handle_aligned_attribute): Use
24928 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24929 default alignment value.
24931 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24933 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24934 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24936 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24937 __BIGGEST_ALIGNMENT__.
24939 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24941 2009-01-18 Richard Guenther <rguenther@suse.de>
24943 PR tree-optimization/38819
24944 * tree-flow.h (operation_could_trap_helper_p): Declare.
24945 * tree-eh.c (operation_could_trap_helper_p): Export.
24946 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24947 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24948 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24949 are about to insert a possibly trapping instruction and fail
24952 2009-01-18 Andreas Schwab <schwab@suse.de>
24954 * doc/install.texi (Configuration): Remove obsolete paragraph
24955 about use of --with-gnu-ld with --with-gnu-as.
24957 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24959 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24960 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24961 Follow spelling conventions.
24963 2009-01-18 Ben Elliston <bje@au.ibm.com>
24965 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24966 C++ warning about implicit conversion from void * to struct
24968 (bitmap_obstack_free): Likewise for bitmap_element *.
24969 * Makefile.in (bitmap.o-warn): Remove.
24971 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24973 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24975 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24976 Tobias Grosser <tobi.grosser@amd.com>
24978 * graphite.c (graphite_trans_scop_block): Do not block single
24981 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
24983 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
24984 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
24985 test with assertion.
24987 2009-01-16 Richard Guenther <rguenther@suse.de>
24989 PR tree-optimization/38835
24990 PR middle-end/36227
24991 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
24992 and INT + PTR -> (INT)(PTR p+ INT) folding.
24993 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
24995 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
24998 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
24999 the subreg from a lowpart subreg if it is also casting the value.
25001 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25002 Tobias Grosser <tobi.grosser@amd.com>
25004 * graphite.c (compare_prefix_loops): New.
25005 (build_scop_canonical_schedules): Rewritten.
25006 (graphite_transform_loops): Move build_scop_canonical_schedules
25007 after build_scop_iteration_domain.
25009 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25010 Tobias Grosser <tobi.grosser@amd.com>
25012 * graphite.c (add_conditions_to_domain): Add the loops to
25013 the dimension of the iteration domain. Do copy the domain
25014 only when it exists.
25015 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25016 (add_conditions_to_constraints): New.
25017 (can_generate_code_stmt, can_generate_code): Removed.
25018 (gloog): Do not call can_generate_code.
25019 (graphite_transform_loops): Call add_conditions_to_constraints
25020 after building the iteration domain.
25022 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25024 PR tree-optimization/38789
25025 * tree-ssa-threadedge.c
25026 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25027 __builtin_constant_p.
25029 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25031 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25032 examined before deleting them.
25034 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25036 * function.c (aggregate_value_p): Correctly extract the function
25037 type from CALL_EXPR_FN lookup.
25039 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25041 * config/picochip/picochip.c (picochip_override_options): Revert
25042 CFI asm flag disable commited previously.
25044 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25045 Tobias Grosser <tobi.grosser@amd.com>
25046 Jan Sjodin <jan.sjodin@amd.com>
25048 * graphite.c (scan_tree_for_params): On substractions negate
25049 all the coefficients of the term.
25050 (clast_to_gcc_expression_red): New. Handle reduction expressions
25051 of more than two operands.
25052 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25053 (get_vdef_before_scop): Handle also the case of default definitions.
25055 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25057 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25058 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25059 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25061 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25062 Joey Ye <joey.ye@intel.com>
25064 PR middle-end/37843
25065 * cfgexpand.c (expand_stack_alignment): Don't update stack
25066 boundary nor check incoming stack boundary here.
25067 (gimple_expand_cfg): Update stack boundary and check incoming
25068 stack boundary here.
25070 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25072 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25074 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25076 PR rtl-optimization/38245
25077 * calls.c (expand_call): Add stack arguments to
25078 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25079 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25080 in regs and partially in memory or BLKmode arguments.
25081 (emit_library_call_value_1): Add stack arguments to
25082 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25083 ACCUMULATE_OUTGOING_ARGS).
25084 * dce.c: Include tm_p.h.
25085 (find_call_stack_args): New function.
25086 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25088 (mark_insn): Call find_call_stack_args for CALL_Ps.
25089 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25090 forwards. Allocate and free arg_stores bitmap if needed, pass it
25091 down to deletable_insn_p, don't mark stores set in arg_stores
25092 bitmap, clear the bitmap at the beginning of each bb.
25093 * Makefile.in (dce.o): Depend on $(TM_P_H).
25095 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25098 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25099 to make sure the insn is a conditional test (bug 22599). Reformat a
25102 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25104 PR middle-end/38431
25105 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25106 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25107 (gloog): Do not call cleanup_tree_cfg.
25108 (graphite_transform_loops): Call cleanup_tree_cfg after all
25109 scops have been code generated.
25111 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25112 * doc/gty.texi (Invoking the garbage collector): Added new node
25113 and section documenting ggc_collect.
25115 2009-01-14 Richard Guenther <rguenther@suse.de>
25117 PR tree-optimization/38826
25118 PR middle-end/38477
25119 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25120 initialization notes only if we actually emitted a warning.
25121 (intra_create_variable_infos): Add constraints for a result decl
25122 that is passed by hidden reference.
25123 (build_pred_graph): Mark all related variables non-direct on
25126 2009-01-14 Nick Clifton <nickc@redhat.com>
25128 * ira-conflicts.c: Include addresses.h for the definition of
25130 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25131 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25133 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25136 * Makefile.in (ira-lives.o): Add except.h.
25138 * ira-lives.c: Include except.h.
25139 (process_bb_node_lives): Process can_throw_internal.
25141 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25143 PR rtl-optimization/38774
25144 * combine.c (simplify_set): When undoing cc_use change, don't do
25145 PUT_CODE on the newly created comparison, but instead put back the
25148 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25150 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25151 values. Remove duplicate arm8 entry.
25153 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25155 PR tree-optimization/38786
25156 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25157 the SSA_NAME case of expand_scalar_variables_expr.
25158 Set the type of an expression to the type of its assign statement.
25159 (expand_scalar_variables_expr): Also gather the scalar computation
25160 used to index the memory access. Do not pass loop_p.
25161 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25162 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25163 the gimple_stmt_iterator where it inserts new code.
25164 Do not pass loop_p.
25165 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25166 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25168 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25170 * graphite.h (debug_value): Removed.
25171 * graphite.c (debug_value): Removed.
25173 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25175 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25176 ldrd/strd with two 32-bit instructions.
25178 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25180 * config/arm/arm.c (struct processors): Pass for speed down into
25181 cost helper functions.
25182 (const_ok_for_op): Handle COMPARE and inequality nodes.
25183 (arm_rtx_costs_1): Rewrite.
25184 (arm_size_rtx_costs): Update prototype.
25185 (arm_rtx_costs): Pass speed down to helper functions.
25186 (arm_slowmul_rtx_costs): Rework cost calculations.
25187 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25188 (arm_9e_rtx_costs): Likewise.
25190 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25192 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25193 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25194 (alpha_legitimize_address): Do not split local symbols wider than
25195 UNITS_PER_WORD into HIGH/LO_SUM parts.
25197 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25200 * gcc.c (process_command): Replace call to execvp with calls
25201 to pex_one and exit.
25203 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25206 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25207 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25208 variant for devices with 3-byte PC.
25209 (__tablejump_elpm__): New.
25211 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25214 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25215 offsetof member-designator, handle it as `[0].'.
25217 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25219 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25220 function when not using named sections on targets with named sections
25221 if branch distance is less than 262132.
25223 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25225 * combine.c (combine_instructions): Recompute
25226 optimize_this_for_speed_p for each BB in the main combine loop.
25228 2009-01-12 Tomas Bily <tbily@suse.cz>
25231 * tree-loop-distribution.c (prop_phis): New function.
25232 (generate_builtin): Call prop_phis.
25233 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25235 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25237 PR tree-optimization/38807
25238 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25239 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25241 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25243 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25244 subreg of op0 to the original op0.
25246 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25248 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25250 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25253 * mips-tfile.c (parse_def): Fix parsing of def strings
25254 starting with digits.
25256 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25259 * config/arm/arm.c (arm_is_long_call_p): Don't call
25260 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25262 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25264 * regrename.c (regrename_optimize): Fix dumping.
25265 (find_oldest_value_reg): Preserve REG_POINTER.
25266 (copy_hardreg_forward_1): Likewise.
25268 2009-01-09 Diego Novillo <dnovillo@google.com>
25270 * gimple.h (struct gimple_statement_base) <uid>: Document
25271 the restrictions on its use.
25272 (gimple_uid): Tidy.
25273 (gimple_set_uid): Tidy.
25275 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25277 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25278 zero guard even if align_bytes != 0 and count is smaller than
25281 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25283 PR rtl-optimization/38495
25284 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25285 (add_range_and_copies_from_move_list): Print all added ranges.
25286 Add ranges to memory optimized destination.
25288 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25292 * config/i386/i386.c (override_options): Reject
25293 -mstringop-strategy=rep_8byte with -m32.
25294 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25295 to 1. Do count comparison against epilogue_size_needed at compile
25296 time even when count_exp was constant forced into register. For
25297 size_needed don't jump to epilogue, instead just avoid aligning
25298 and invoke the body algorithm. If need_zero_guard, add zero guard
25299 even if count is non-zero, but smaller than size_needed + number of
25300 bytes that could be stored for alignment.
25301 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25302 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25303 but smaller than size_needed + number of bytes that could be stored
25304 for alignment. Compare size_needed with epilogue_size_needed instead
25305 of desired_align - align, don't adjust size_needed, pass
25306 epilogue_size_needed to the epilogue expanders.
25309 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25311 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25313 * pa.c (last_address): Change to unsigned.
25314 (update_total_code_bytes): Change argument to unsigned. Don't
25315 check if insn addresses are set.
25316 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25317 addresses are not set.
25318 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25320 2009-01-09 Nick Clifton <nickc@redhat.com>
25322 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25323 DECL_DECLARED_INLINE_P.
25325 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25327 PR middle-end/38347
25328 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25329 GET_MODE (op0) in operand_subword_force calls.
25331 PR middle-end/38771
25332 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25333 fold_convert arg0 operands to TREE_TYPE (op0) first.
25335 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25337 * params.def (ira-max-conflict-table-size): Decrease default value
25340 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25342 PR tree-optimization/37031
25343 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25345 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25346 allocate it using gc instead of heap, use VEC_quick_push instead of
25348 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25349 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25350 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25351 allocated vector from heap allocated.
25352 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25353 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25354 vector only after perfect_loop_nest_depth call.
25356 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25357 Jan Sjodin <jan.sjodin@amd.com>
25359 PR tree-optimization/38559
25360 * graphite.c (debug_value, copy_constraint,
25361 swap_constraint_variables, scale_constraint_variable, ): New.
25362 (get_lower_bound, get_upper_bound): Removed.
25363 (graphite_trans_bb_strip_mine): Clean up this code that works
25364 only for constant number of iterations. Fully copy upper and
25365 lower bound constraints, not only the constant part of them.
25366 * graphite.h (debug_value): Declared.
25368 2009-01-08 Ira Rosen <irar@il.ibm.com>
25370 PR tree-optimization/37194
25371 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25372 Don't add the cost of cost model guard in prologue to scalar
25373 outside cost in case of known number of iterations.
25375 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25376 Alan Modra <amodra@bigpond.net.au>
25378 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25379 non-word-aligned REG+CONST addressing.
25381 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25384 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25385 free_after_compilation when outputting a thunk.
25386 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25387 Do not call free_after_compilation here.
25389 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25391 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25392 (ix86_valid_target_attribute_inner_p): Ditto.
25394 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25396 PR tree-optimization/38492
25397 PR tree-optimization/38498
25398 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25399 * tree-chrec.h (scev_is_linear_expression): Declared.
25400 * graphite.c (graphite_cannot_represent_loop_niter): New.
25401 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25402 (graphite_loop_normal_form): Use gcc_assert.
25403 (scan_tree_for_params): Use CASE_CONVERT.
25404 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25405 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25406 Use gcc_assert. Discard scops that contain unhandled cases.
25407 (build_scop_conditions): Return a boolean status for unhandled cases.
25408 (strip_mine_profitable_p): Print the loop number, not its depth.
25409 (is_interchange_valid): Pass the depth of the loop nest, don't
25410 recompute it wrongly.
25411 (graphite_trans_bb_block): Same.
25412 (graphite_trans_bb_block): Print tentative of loop blocking.
25413 (graphite_trans_scop_block): Do not print that the loop has been
25415 (graphite_transform_loops): Do not handle scops that contain condition
25418 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25420 AVX Programming Reference (December, 2008)
25421 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25422 (_mm256_stream_pd): Likewise.
25423 (_mm256_stream_ps): Likewise.
25425 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25426 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25427 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25428 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25429 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25430 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25431 (ix86_expand_special_args_builtin): Likewise.
25433 * config/i386/sse.md (AVXMODEDI): New.
25434 (avx_movnt<mode>): Likewise.
25435 (avx_movnt<mode>): Likewise.
25436 (<sse>_movnt<mode>): Remove AVX support.
25437 (sse2_movntv2di): Likewise.
25439 2009-01-07 Richard Guenther <rguenther@suse.de>
25441 PR middle-end/38751
25442 * fold-const.c (extract_muldiv): Remove obsolete comment.
25443 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25444 to PLUS_EXPR canonicalization for the canonicalization.
25446 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25448 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25449 hosted cross-compilers generating less efficient code.
25451 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25453 * function.h (rtl_data): Add a dbr_scheduled_p field.
25454 * reorg.c (dbr_schedule): Set it.
25455 (gate_handle_delay_slots): Check it.
25456 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25457 (mips_reorg): Check flag_delayed_branch instead of
25458 mips_base_delayed_branch.
25459 (mips_override_options): Don't set mips_base_delayed_branch
25460 or flag_delayed_branch.
25462 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25464 PR rtl-optimization/38426.
25465 * ira.c (ira): Set current_function_is_leaf earlier.
25467 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25469 PR rtl-optimization/38722
25470 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25471 too early, only set a flag and modify after last possible
25474 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25477 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25478 * real.c (decimal_single_format): Correct values of emin and emax.
25479 (decimal_double_format): Ditto.
25480 (decimal_quad_format): Ditto.
25481 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25482 computation of DECnn_MIN and DECnn_MAX for corrected values of
25483 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25484 __DECnn_MIN__, and adjust its computation for the corrected value
25487 2009-01-06 Jan Hubicka <jh@suse.cz>
25490 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25492 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25494 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25495 Add Robert Clark to the list of testers.
25497 2009-01-06 Jan Hubicka <jh@suse.cz>
25498 Kai Tietz <kai.tietz@onevision.com>
25500 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25501 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25503 2009-01-06 Jan Hubicka <jh@suse.cz>
25504 Kai Tietz <kai.tietz@onevision.com>
25506 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25508 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25509 (ix86_nsaved_regs): Count only general purpose regs.
25510 (ix86_nsaved_sseregs): New.
25511 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25512 to 16 for w64; compute padding and size of sse reg save area.
25513 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25514 general purpose regs.
25515 (ix86_emit_save_sse_regs_using_mov): New.
25516 (ix86_expand_prologue): Save SSE regs if needed.
25517 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25518 (ix86_emit_restore_sse_regs_using_mov): New.
25519 (ix86_expand_epilogue): Save SSE regs if needed.
25521 2009-01-06 Jan Hubicka <jh@suse.cz>
25522 Kai Tietz <kai.tietz@onevision.com>
25524 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25525 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25526 functions when accumulate outgoing args is off.
25528 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25531 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25532 before using pseudos_have_intersected_live_ranges_p.
25534 * ira-int.h (ira_assert): Always define.
25536 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25538 AVX Programming Reference (December, 2008)
25539 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25540 (_mm256_permute2_pd): Likewise.
25541 (_mm_permute2_ps): Likewise.
25542 (_mm256_permute2_ps): Likewise.
25543 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25544 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25546 * config/i386/i386.c (ix86_builtins): Remove
25547 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25548 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25549 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25550 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25551 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25552 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25553 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25554 __builtin_ia32_vpermil2ps256.
25555 (ix86_init_mmx_sse_builtins): Updated.
25556 (ix86_expand_args_builtin): Likewise.
25558 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25560 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25561 long absolute calls when generating PA 2.0 code.
25563 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25565 PR rtl-optimization/38583
25566 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25568 * params.def (ira-max-conflict-table-size): New.
25570 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25572 * ira.h (ira_conflicts_p): New external definition.
25574 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25575 table. Report this. Return result of building.
25576 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25577 building conflict table.
25579 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25580 (ira_color): Use ira_conflicts_p.
25582 * global.c: Include ira.h.
25583 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25586 * Makefile.in (global.o): Add ira.h.
25588 * ira-build.c (mark_all_loops_for_removal,
25589 propagate_some_info_from_allocno): New.
25590 (remove_unnecessary_allocnos): Call
25591 propagate_some_info_from_allocno.
25592 (remove_low_level_allocnos): New.
25593 (remove_unnecessary_regions): Add parameter. Call
25594 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25595 parameter to remove_unnecessary_regions.
25596 (ira_build): Remove all regions but root if the conflict table was
25597 not built. Update conflict hard regs for allocnos crossing calls.
25599 * ira.c (ira_conflicts_p): New global.
25600 (ira): Define and use ira_conflicts_p.
25602 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25603 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25604 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25606 2009-01-06 Ben Elliston <bje@au.ibm.com>
25608 * gengtype-lex.l (YY_NO_INPUT): Define.
25610 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25613 * c-common.c (handle_vector_size_attribute): Also reject
25614 BOOLEAN_TYPE types.
25616 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25618 PR tree-optimization/38492
25619 * graphite.c (rename_map_elt, debug_rename_elt,
25620 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25621 rename_map_elt_info, eq_rename_map_elts,
25622 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25623 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25624 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25625 (sese_build_livein_liveouts): New.
25626 (new_sese, free_sese): New.
25627 (new_scop): Call new_sese.
25628 (free_scop): Call free_sese.
25629 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25630 (register_old_new_names): Renamed register_old_and_new_names.
25631 (register_scop_liveout_renames, add_loop_exit_phis,
25632 insert_loop_close_phis, struct igp,
25633 default_liveout_before_guard, add_guard_exit_phis,
25634 insert_guard_phis, copy_renames): New.
25635 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25636 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25637 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25638 (scop_adjust_phis_for_liveouts): New.
25639 (gloog): Call scop_adjust_phis_for_liveouts.
25641 * graphite.h (struct sese): Documented. Added fields liveout,
25642 num_ver and livein.
25643 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25644 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25645 (struct scop): Added field liveout_renames.
25646 (SCOP_LIVEOUT_RENAMES): New.
25648 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25650 PR tree-optimization/38510
25651 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25652 (translate_clast): Call recompute_all_dominators before
25654 (gloog): Call recompute_all_dominators before graphite_verify.
25656 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25657 Jan Sjodin <jan.sjodin@amd.com>
25659 PR tree-optimization/38500
25660 * graphite.c (create_sese_edges): Call fix_loop_structure after
25663 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25665 * config.gcc: Add m32r*-*-rtems*.
25666 * config/m32r/rtems.h: New file.
25668 2009-01-05 Ben Elliston <bje@au.ibm.com>
25670 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25671 (.po.pox): Likewise.
25672 (po/gcc.pot): Likewise.
25674 2009-01-04 David S. Miller <davem@davemloft.net>
25676 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25677 (STARTING_FRAME_OFFSET): Always set to zero.
25679 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25681 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25682 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25683 fixed-point types, and vectors of the same.
25685 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25687 * config/mips/sync.md (*mb_barrier): Rename to...
25688 (*memory_barrier): ...this.
25690 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25692 * doc/extend.texi (Function Attributes): Move @cindex after @item
25693 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25694 and put in alphabetical order. Fix 'target' name and put in order.
25695 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25698 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25700 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25701 (memory_barrier): Expand as unspec instead of unspec_volatile.
25702 Remove mem:BLK from insn operands. Use Pmode scratch register.
25703 (*memory_barrier): Define as unspec instead of unspec_volatile.
25704 Use (match_dup 0) as input operand.
25706 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25707 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25708 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25709 scratch register. Remove operand 1.
25710 (*stbar): Define as unspec instead of unspec_volatile.
25711 Use (match_dup 0) as input operand, remove (const_int 8).
25712 (*membar): Define as unspec instead of unspec_volatile.
25713 Use (match_dup 0) as input operand, remove input operand 2.
25715 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25716 (memory_barrier): Expand as unspec instead of unspec_volatile.
25717 Remove mem:BLK from insn operands. Use Pmode scratch register.
25718 (*memory_barrier): Define as unspec instead of unspec_volatile.
25719 Use (match_dup 0) as input operand.
25721 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25722 Remove mem:BLK from insn operands. Use Pmode scratch register.
25723 Set volatile flag on operand 0.
25724 (*memory_barrier): New insn pattern.
25726 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25728 (*memory_barrier): Use (match_dup 0) as input operand.
25730 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25731 Remove mem:BLK from insn operands. Use Pmode scratch register.
25732 Set volatile flag on operand 0.
25733 (*mb_internal): New insn pattern.
25735 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25737 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25739 PR middle-end/38586
25740 * function.c (struct temp_slot): Move to the section of the file
25741 that deals with temp slots. Remove field 'address'.
25742 (temp_slot_address_table): New hash table of address -> temp slot.
25743 (struct temp_slot_address_entry): New struct, items for the table.
25744 (temp_slot_address_compute_hash, temp_slot_address_hash,
25745 temp_slot_address_eq, insert_temp_slot_address): Support functions
25747 (find_temp_slot_from_address): Rewrite to use the new hash table.
25748 (remove_unused_temp_slot_addresses): Remove addresses of temp
25749 slots that have been made available.
25750 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25751 worker function for remove_unused_temp_slot_addresses.
25752 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25753 Add the temp slot address to the address -> temp slot map.
25754 (update_temp_slot_address): Update via insert_temp_slot_address.
25755 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25756 (pop_temp_slots): Likewise.
25757 (init_temp_slots): Allocate the address -> temp slot map, or empty
25758 the map if it is already allocated.
25759 (prepare_function_start): Initialize temp slot processing.
25761 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25763 PR middle-end/38584
25764 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25765 Calculate the size of all stack vars assuming no packing of stack
25766 vars will happen, replacing a quadratic algorithm with a linear one.
25768 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25771 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25774 2009-01-03 Diego Novillo <dnovillo@google.com>
25776 * doc/contrib.texi: Update contributions.
25778 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25781 * builtins.c (fold_builtin_memory_op): Give up if either operand
25782 is volatile. Set srctype or desttype to non-qualified version
25786 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25787 and FUNCTION_DECLs.
25789 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25791 PR rtl-optimization/35805
25792 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25793 problem if fast dce is able to remove any instructions.
25794 * dce.c (dce_process_block): Fix dump message.
25796 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25799 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25801 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25803 PR middle-end/38690
25804 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25805 * tree-pretty-print.c (op_code_prio): New function.
25806 (op_prio): No longer static. Use op_code_prio.
25807 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25808 Use op_prio and op_code_prio to determine if () should be
25809 printed around operand(s) or not.
25811 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25812 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25813 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25814 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25815 pp_character instead of pp_string for single letter printing.
25817 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25819 * doc/extend.texi: Fix '#pragma GCC option' typo.
25821 2009-01-02 Richard Guenther <rguenther@suse.de>
25823 * doc/install.texi (--enable-checking): Mention different
25824 default for stage1.
25825 (--enable-stage1-checking): Document.
25827 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25829 PR middle-end/30142
25830 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25831 case to be an error.
25833 2009-01-02 Ben Elliston <bje@au.ibm.com>
25835 * config/fp-bit.h (pack_d): Constify argument.
25836 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25837 (isnan): Constify argument.
25839 (iszero): Likewise.
25840 (pack_d): Likewise.
25841 (_fpadd_parts): Constify return type.
25842 (_fpmul_parts): Likewise.
25843 (_fpdiv_parts): Likewise.
25845 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25848 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25849 warn about overwriting initializer with side-effects or
25850 -Woverride-init if !IMPLICIT.
25851 (output_init_element): Likewise. Pass IMPLICIT down to
25853 (process_init_element): Add IMPLICIT argument. Pass it down
25854 to output_init_element.
25855 (push_init_element, pop_init_level, set_designator): Adjust
25856 process_init_element callers.
25857 (set_nonincremental_init, set_nonincremental_init_from_string):
25858 Adjust add_pending_init callers.
25859 (output_pending_init_elements): Adjust output_init_element callers.
25860 * c-tree.h (process_init_element): Adjust prototype.
25861 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25862 process_init_element callers.
25865 Copyright (C) 2009 Free Software Foundation, Inc.
25867 Copying and distribution of this file, with or without modification,
25868 are permitted in any medium without royalty provided the copyright
25869 notice and this notice are preserved.