1 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
3 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
5 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
6 * configure, config.in: Regenerate.
7 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
9 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
10 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
11 for global data if the output could be used in a shared library.
12 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
13 to 0 if TARGET_WRITABLE_EH_FRAME.
15 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
17 PR rtl-optimization/39886
18 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
19 just when insn is equal to BB_END (bb).
21 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
23 * config/mips/mips.opt (mrelax-pic-calls): New option.
24 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
26 (mips_unspec_call): Change "unspec_call" expander into this.
27 (mips_strip_unspec_call): New function.
28 (mips_got_load): Call mips_unspec_call instead of
29 gen_unspec_call<mode>.
30 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
32 (mips_cfg_in_reorg): New function.
33 (mips16_lay_out_constants): Use it to decide whether to call
34 CFG-aware insn splitting.
35 (r10k_insert_cache_barriers): Move CFG set-up code from here to
36 mips_reorg. Move DF set-up code from here ...
37 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
39 (mips_reorg): Call mips_df_reorg instead of
40 r10k_insert_cache_barriers. Move CFG set-up code here from
41 r10k_insert_cache_barriers.
42 (mips_call_expr_from_insn): New function.
43 (mips_pic_call_symbol_from_set): Likewise.
44 (mips_find_pic_call_symbol): Likewise.
45 (mips_annotate_pic_call_expr): Likewise.
46 (mips_get_pic_call_symbol): Likewise.
47 (mips_annotate_pic_calls): Likewise.
48 (mips_override_options): Disable -mrelax-pic-calls unless PIC
50 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
51 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
52 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
54 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
55 (unspec_call<mode>): Remove it.
56 (sibcall_internal, sibcall_value_internal,
57 sibcall_value_multiple_internal, call_internal, call_split,
58 call_value_internal, call_value_split,
59 call_value_multiple_internal, call_value_multiple_split): Pass
60 SIZE_OPNO to MIPS_CALL.
61 (call_internal_direct, call_direct_split,
62 call_value_internal_direct, call_value_direct_split): Pass -1 as
63 SIZE_OPNO to MIPS_CALL.
64 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
65 * configure: Regenerate.
66 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
67 and -mno-relax-pic-calls.
68 (MIPS Options): Document -mrelax-pic-calls
69 and -mno-relax-pic-calls.
71 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
74 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
75 in the directory this rule is called from, rather than the
76 toplevel 'gcc' directory, to fix in-tree build.
78 2009-09-19 Chris Demetriou <cgd@google.com>
80 PR preprocessor/28435:
81 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
82 to cpplib that the preprocessor output is needed.
84 2009-09-19 Jakub Jelinek <jakub@redhat.com>
86 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
87 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
88 *return_and_restore_fpregs_<mode>,
89 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
92 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
93 instead of assuming it has always a REG inside of it.
95 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
97 * config/freebsd.h: Update comment on types.
100 2009-09-18 Jason Merrill <jason@redhat.com>
102 * c.opt: Add -fno-deduce-init-list.
104 2009-09-18 Neil Vachharajani <nvachhar@google.com>
106 * value-prof.c (interesting_stringop_to_profile_p): Added output
107 argument to indicate which parameter is the size parameter.
108 * value-prof.c (gimple_stringop_fixed_value): Use
109 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
110 * value-prof.c (gimple_stringops_transform): Update call sites to
111 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
112 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
114 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
117 From David Binderman <dcb314@hotmail.com>:
118 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
119 local variable f. Remove stale comments.
120 (ix86_compute_frame_layout): Remove useless local variable total_size.
122 (legitimate_address_p): Remove useless local variables
123 reason_rtx and reason.
124 (ix86_split_copysign_const): Remove useless local variable op1.
125 (scale_counter): Remove useless local variable piece_size_mask.
127 2009-09-18 Jakub Jelinek <jakub@redhat.com>
129 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
132 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
135 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
137 2009-09-17 Jakub Jelinek <jakub@redhat.com>
139 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
142 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
144 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
145 DW_OP_implicit_value even without dwarf_version 4.
147 2009-09-17 Jan Hubicka <jh@suse.cz>
149 * dwarf2out.c: Include tree-pass.h and gimple.h.
150 (loc_list_plus_const): New function.
151 (loc_descriptor_from_tree_1): Rename to ...
152 (loc_descriptor_from_tree): ... remove original.
153 (loc_list_from_tree): New function.
154 (add_AT_location_description): Accept location list.
155 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
156 (concatn_mem_loc_descriptor): Remove.
157 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
159 (secname_for_decl): Move up.
160 (hidden_reference_p): New function; break out from ...
161 (loc_by_refernece): ... here; move up.
162 (dw_loc_list): New function.
163 (single_element_loc_list): New function.
164 (single_element_loc_list_p): New function.
165 (add_loc_descr_to_each): New function.
166 (add_loc_list): New function.
167 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
168 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
169 add diagnostics why expansion failed.
170 (add_location_or_const_value_attribute): Support location lists.
171 (add_bound_info): Likewise.
172 (descr_info_loc): Update call of loc_descriptor_from_tree.
173 (gen_variable_die): Work on location lists.
174 * final.c (pass_final): Add dump file.
175 * Makefile.in (dwarf2out.o): Add new dependencies.
177 2009-09-17 Janis Johnson <janis187@us.ibm.com>
180 * real.c decimal_from_integer, decimal_integer_string): New.
181 (real_from_integer): Use them as special case for decimal float.
182 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
183 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
184 Do not append zero after the decimal point in string to convert.
186 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
188 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
189 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
191 2009-09-17 Martin Jambor <mjambor@suse.cz>
193 * common.opt (fipa-sra): New switch.
194 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
195 * timevar.def (TV_IPA_SRA): New timevar.
196 * params.def (ipa-sra-ptr-growth-factor): New parameter.
197 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
198 * tree-sra.c: Include cgraph.c.
199 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
200 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
201 and grp_not_necessarilly_dereferenced.
202 (func_param_count): New variable.
203 (encountered_apply_args): New variable.
204 (bb_dereferences): New variable.
205 (final_bbs): New variable.
206 (no_accesses_representant): New variable.
207 (no_accesses_p): New function.
208 (dump_access): Dump the new fields.
209 (sra_initialize): Set encountered_apply_args to false.
210 (get_ssa_base_param): New function.
211 (mark_parm_dereference): New function.
212 (create_access): Caring for INIDRECT_REFs and different handling of
213 varialble length accesses in early IPA SRA. Store the stmt - a new
214 parameter - to the new access.
215 (build_access_from_expr_1): New parameter stmt, passed to
216 create_access. Handle INDIRECT_REFs.
217 (build_access_from_expr): Pass the current statement to
218 build_access_from_expr_1.
219 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
221 (build_accesses_from_assign): Pass the current statement to
222 build_access_from_expr_1. Do not create assign links in IPA-SRA.
223 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
224 final_bbs when necessary. Check for calls to __builtin_apply_args.
225 Fixup EH info if anythng was changed.
226 (is_unused_scalar_param): New function.
227 (ptr_parm_has_direct_uses): New function.
228 (find_param_candidates): New function.
229 (mark_maybe_modified): New function.
230 (analyze_modified_params): New function.
231 (propagate_dereference_distances): New function.
232 (dump_dereferences_table): New function.
233 (analyze_caller_dereference_legality): New function.
234 (unmodified_by_ref_scalar_representative): New function.
235 (splice_param_accesses): New function.
236 (decide_one_param_reduction): New function.
237 (enum ipa_splicing_result): New type.
238 (splice_all_param_accesses): New function.
239 (get_param_index): New function.
240 (turn_representatives_into_adjustments): New function.
241 (analyze_all_param_acesses): New function.
242 (get_replaced_param_substitute): New function.
243 (get_adjustment_for_base): New function.
244 (replace_removed_params_ssa_names): New function.
245 (sra_ipa_reset_debug_stmts): New function.
246 (sra_ipa_modify_expr): New function.
247 (sra_ipa_modify_assign): New function.
248 (convert_callers): New function.
249 (modify_function): New function.
250 (ipa_sra_preliminary_function_checks): New function.
251 (ipa_early_sra): New function.
252 (ipa_early_sra_gate): New function.
253 (pass_early_ipa_sra): New variable.
254 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
256 2009-09-17 Michael Matz <matz@suse.de>
259 * tree.c (build_type_attribute_qual_variant): Export.
260 * tree.h (build_type_attribute_qual_variant): Declare.
261 * tree-inline.c (remap_type_1): Use it to build variants with
262 the original qualifiers and attributes.
264 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
266 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
267 without a fallthrough edge.
269 2009-09-16 DJ Delorie <dj@redhat.com>
271 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
272 chip and ignore the "fast_interrupt" attribute if so.
274 2009-09-16 Richard Henderson <rth@redhat.com>
277 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
280 2009-09-16 Richard Henderson <rth@redhat.com>
283 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
284 is set only if DECL_NO_STATIC_CHAIN is unset.
285 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
286 (FOR_EACH_NEST_INFO): New.
287 (walk_all_functions): Use it.
288 (finalize_nesting_tree): Likewise.
289 (unnest_nesting_tree): Likewise.
290 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
291 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
292 (convert_gimple_call): Early out if gimple_call_chain already set.
293 (convert_all_function_calls): Iterate until no new functions
294 require a static chain.
295 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
296 when building a trampoline. Use dump_function_to_file instead
298 (lower_nested_functions): Open dump_file. Validate that decls
299 that have DECL_NO_STATIC_CHAIN from the front end don't have that
300 bit reset by this pass.
302 2009-09-16 Michael Matz <matz@suse.de>
305 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
306 shorten decl_common_unused.
307 (DECL_RESTRICTED_P): New accessor.
308 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
309 to disambiguate marked decls and restrict pointers.
311 2009-09-16 Richard Henderson <rth@redhat.com>
314 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
316 2009-09-16 Jakub Jelinek <jakub@redhat.com>
318 * integrate.c (set_block_abstract_flags): Call
319 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
321 2009-09-16 Richard Guenther <rguenther@suse.de>
324 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
327 2009-09-16 DJ Delorie <dj@redhat.com>
328 Kaz Kojima <kkojima@gcc.gnu.org>
330 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
331 (sh_expand_prologue): Update calls to output_stack_adjust.
332 (sh_expand_epilogue): Likewise.
334 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
337 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
338 trying to limit the extent of searches in the insn stream.
340 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
341 Jakub Jelinek <jakub@redhat.com>
345 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
347 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
348 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
349 (rs6000_savres_strategy): Always save FP registers inline if the
350 target doesn't support hardware double-precision. Set the above
351 bits in return value when needed.
352 (rs6000_savres_routine_sym): Fix computation for cache selector.
353 Mark the generated symbol as a function. Rename exitp argument to
354 lr. Move code for determining the name of the symbol...
355 (rs6000_savres_routine_name): ...here. New function. Add cases for
356 getting the names right on AIX and 64-bit Linux.
357 (savres_routine_name): New variable.
358 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
359 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
360 on what the target routine uses as a base register. If savep && lr
361 describe saving of r0 into memory slot.
362 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
363 line calls for AIX ABI.
364 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
365 determine FP save/restore functions.
366 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
367 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
369 (rs6000_emit_epilogue): Adjust computation of restore_lr.
370 Duplicate restoration of LR and execute the appropriate one
371 depending on whether GPRs are being restored inline. Set r11 from
372 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
373 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
374 Fix out of line calls for AIX ABI.
375 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
377 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
379 (*restore_gpregs_spe): Likewise.
380 (*return_and_restore_gpregs_spe): Likewise.
381 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
382 Define to empty string unconditionally.
383 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
384 Define to empty string unconditionally.
385 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
388 2009-09-15 Jan Hubicka <jh@suse.cz>
390 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
391 * params.def (inline-insns-auto): Likewise.
393 2009-09-15 Martin Jambor <mjambor@suse.cz>
395 * ipa-inline.c (estimate_function_body_sizes): Dump info about
396 individual statements only at TDF_DETAILS dump level. Format
397 source for 80 characters per line.
399 2009-09-15 Christian Bruel <christian.bruel@st.com>
401 * regrename.c (do_replace): Update REG_DEAD notes.
403 2009-09-15 Revital Eres <eres@il.ibm.com>
405 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
406 * targhooks.c (default_builtin_support_vector_misalignment):
407 New builtin function.
408 * targhooks.h (default_builtin_support_vector_misalignment):
410 * target.h (builtin_support_vector_misalignment):
411 New field in struct gcc_target.
412 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
413 new builtin function.
414 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
416 * config/rs6000/rs6000.c
417 (rs6000_builtin_support_vector_misalignment): New function.
418 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
420 2009-09-15 Jie Zhang <jie.zhang@analog.com>
422 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
424 (bfin_optimize_loop): Likewise.
425 (bfin_gen_bundles): Likewise.
426 (workaround_speculation): Likewise.
427 (find_load): Return NULL_RTX for debug_insn.
429 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
431 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
434 2009-09-14 DJ Delorie <dj@redhat.com>
436 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
437 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
440 2009-09-14 Richard Henderson <rth@redhat.com>
441 Jakub Jelinek <jakub@redhat.com>
443 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
444 * cfgbuild.c (make_edges): Handle asm goto.
445 * cfglayout.c (fixup_reorder_chain): Likewise.
446 * cfgrtl.c (patch_jump_insn): Likewise.
447 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
448 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
449 (gimple_build_asm_vec): Add and use labels parameter.
450 (gimple_build_asm): Remove.
451 (walk_gimple_asm): Walk labels too.
452 * gimple.def (GIMPLE_ASM): Update docs.
453 * gimple.h: Update decls.
454 (struct gimple_statement_asm): Change nc to use unsigned char;
456 (gimple_asm_nlabels): New.
457 (gimple_asm_label_op, gimple_asm_set_label_op): New.
458 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
459 into gimple_build_asm_vec.
460 * jump.c (mark_jump_label_asm): New.
461 (mark_jump_label): Use it.
462 (redirect_jump_1): Handle asm goto.
463 (invert_jump_1): Soft fail if X is null.
464 * recog.c (extract_asm_operands): New.
465 (asm_noperands): Use it; handle asm labels.
466 (decode_asm_operands): Use extract_asm_operands.
467 (asm_operand_ok): Properly handle empty string.
468 * reg-stack.c (get_asm_operands_in_out): Rename from
469 get_asm_operand_n_inputs; use extract_asm_operands; return both
470 inputs and outputs by reference; update all callers.
471 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
472 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
473 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
474 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
475 (extract_asm_operands): Declare.
476 * stmt.c (expand_asm_operands): Add and use labels parameter.
477 (check_unique_operand_names): Likewise.
478 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
479 (expand_asm_stmt): Handle asm labels.
480 * tree-cfg.c (make_gimple_asm_edges): New.
481 (make_edges): Use it.
482 (cleanup_dead_labels): Handle asm labels.
483 (is_ctrl_altering_stmt): Likewise.
484 (gimple_redirect_edge_and_branch): Likewise.
485 * tree.def (ASM_EXPR): Add 5th operand.
486 * tree.h (ASM_LABELS): New.
487 (resolve_asm_operand_names): Update decl.
489 * c-parser.c (c_parser_asm_statement): Parse asm goto.
490 (c_parser_asm_goto_operands): New.
491 * c-tree.h (build_asm_expr): Update decl.
492 * c-typeck.c (build_asm_expr): Add and use labels parameter.
493 * doc/extend.texi: Document asm goto.
495 2009-09-14 Richard Henderson <rth@redhat.com>
497 * except.h: Update declarations.
498 (struct pointer_map_t): Forward declare.
499 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
500 (struct eh_landing_pad_d, eh_landing_pad): New.
501 (struct eh_catch_d, eh_catch): New.
502 (struct eh_region_d): Remove next_region_sharing_label, aka,
503 label, tree_label, landing_pad, post_landing_pad, resume,
504 may_contain_throw. Rename region_number to index. Remove
505 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
506 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
507 (VEC(eh_landing_pad,gc)): New.
508 (struct eh_status): Remove last_region_number. Add lp_array,
509 throw_stmt_table, ttype_data, ehspec_data.
510 (ehr_next, FOR_ALL_EH_REGION_AT): New.
511 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
512 * except.c (lang_protect_cleanup_actions): Return tree.
513 (struct ehl_map_entry): Remove.
514 (init_eh_for_function): Push zero entries for region and lp_array.
515 (gen_eh_region): Add to region_array immediately.
516 (gen_eh_region_catch): Operate on eh_catch objects.
517 (gen_eh_landing_pad): New.
518 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
519 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
520 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
521 (get_eh_landing_pad_from_number_fn): New.
522 (get_eh_landing_pad_from_number): New.
523 (get_eh_region_from_lp_number_fn): New.
524 (get_eh_region_from_lp_number): New.
525 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
526 (get_exception_pointer, get_exception_filter): Remove.
527 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
528 (current_function_has_exception_handlers): Simplify.
529 (bring_to_root, eh_region_replaceable_by_p): Remove.
530 (replace_region, hash_type_list, hash_eh_region): Remove.
531 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
532 (label_to_region_map, num_eh_regions): Remove.
533 (get_next_region_sharing_label, must_not_throw_labels): Remove.
534 (find_exception_handler_labels): Remove.
535 (duplicate_eh_regions_0, find_prev_try): Remove.
536 (struct duplicate_eh_regions_data): New.
537 (duplicate_eh_regions_1): Rewrite.
538 (duplicate_eh_regions): Return a pointer map instead of an
540 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
541 (redirect_eh_edge_to_label): Remove.
542 (eh_region_outermost): Rewrite using eh_region pointers
544 (add_ttypes_entry): Update for ttype_data move to eh_status.
545 (add_ehspec_entry): Rewrite with VEC instead of varray.
546 (assign_filter_values): Likewise. Export.
547 (build_post_landing_pads, connect_post_landing_pads): Remove.
548 (dw2_build_landing_pads): Rewrite to use lp_array.
549 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
550 (sjlj_assign_call_site_values): Rewrite to use lp_array.
551 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
552 (sjlj_mark_call_sites): Update for landing pad numbers.
553 (finish_eh_generation): Rewrite.
554 (gate_handle_eh): Do nothing for no eh tree.
555 (pass_rtl_eh): Move up near finish_eh_generation.
556 (remove_eh_landing_pad): New.
557 (remove_eh_handler): Export.
558 (remove_eh_region, remove_eh_handler_and_replace): Remove.
559 (for_each_eh_label): Rewrite to use lp_array.
560 (make_reg_eh_region_note): New.
561 (make_reg_eh_region_note_nothrow_nononlocal): New.
562 (insn_could_throw_p): New.
563 (copy_reg_eh_region_note_forward): New.
564 (copy_reg_eh_region_note_backward): New.
565 (check_handled, add_reachable_handler): Remove.
566 (reachable_next_level, foreach_reachable_handler): Remove.
567 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
568 (get_eh_region_and_lp_from_rtx): New.
569 (get_eh_region_from_rtx): New.
570 (can_throw_internal_1, can_throw_external_1): Remove.
571 (can_throw_internal): Use get_eh_region_from_rtx.
572 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
573 (insn_nothrow_p, can_nonlocal_goto): New.
574 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
575 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
576 (add_action_record): Use VEC not varray.
577 (collect_one_action_chain): Update for eh_region changes.
578 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
579 Use get_eh_region_and_lp_from_rtx.
580 (gate_convert_to_eh_region_ranges): New.
581 (pass_convert_to_eh_region_ranges): Use it.
582 (push_uleb128, push_sleb128): Use VEC not varray.
583 (output_one_function_exception_table): Likewise.
584 (dump_eh_tree): Update for eh_region changes.
585 (verify_eh_tree): Likewise.
586 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
587 * tree-eh.c: Include target.h.
588 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
589 Don't disallow GIMPLE_RESX; adjust argument check.
590 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
591 (record_stmt_eh_region): Update for landing pad numbers;
592 generate a landing pad if necessary.
593 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
594 (remove_stmt_from_eh_lp_fn): Similarly.
595 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
596 Update for lp numbers; don't special case missing throw_stmt_table.
597 (lookup_expr_eh_lp): Similarly.
598 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
599 (eh_seq, eh_region_may_contain_throw): New.
600 (struct leh_state): Add ehp_region.
601 (struct leh_tf_state): Remove eh_label.
602 (emit_post_landing_pad): New.
603 (emit_resx, emit_eh_dispatch): New.
604 (note_eh_region_may_contain_throw): New.
605 (frob_into_branch_around): Take eh_region not eh label;
606 emit eh code into eh_seq.
607 (honor_protect_cleanup_actions): Early exit for no actions. Don't
608 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
609 lower_eh_must_not_throw. Emit code to eh_seq.
610 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
611 (lower_try_finally_onedest): Likewise.
612 (lower_try_finally_copy): Likewise.
613 (lower_try_finally_switch): Likewise.
614 (lower_try_finally): Initialize ehp_region.
615 (lower_catch): Update for eh_catch objects.
616 (lower_eh_filter): Don't handle must_not_throw.
617 (lower_eh_must_not_throw): New.
618 (lower_cleanup): Don't set eh_label.
619 (lower_eh_constructs_2): Resolve eh builtins.
620 Handle GIMPLE_EH_MUST_NOT_THROW.
621 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
622 Add eh_seq to the end of the function body.
623 (make_eh_dispatch_edges): New.
624 (make_eh_edge): Remove.
625 (make_eh_edges): Simplify for landing pads.
626 (redirect_eh_edge_1): New.
627 (redirect_eh_edge): Use it.
628 (redirect_eh_dispatch_edge): New.
629 (stmt_could_throw_p): Use a switch. Allow RESX.
630 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
631 (stmt_can_throw_internal): Likewise.
632 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
633 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
634 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
635 (gate_refactor_eh): New.
636 (pass_refactor_eh): Use it.
637 (lower_resx, execute_lower_resx, pass_lower_resx): New.
638 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
639 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
640 (remove_unreachable_handlers): Rename from
641 tree_remove_unreachable_handlers; rewrite for landing pads;
642 call remove_eh_handler directly.
643 (remove_unreachable_handlers_no_lp): New.
644 (unsplit_eh, unsplit_all_eh): New.
645 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
646 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
647 (cleanup_empty_eh_unsplit): New.
648 (cleanup_empty_eh): Rewrite.
649 (cleanup_all_empty_eh): New.
650 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
651 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
652 (gate_cleanup_eh): New.
653 (pass_cleanup_eh): Use it.
654 (verify_eh_edges): Move later in file. Expect one EH edge.
655 (verify_eh_dispatch_edge): New.
657 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
658 (gtype-desc.o): Add TARGET_H.
659 (tree.o): Use EXCEPT_H, not except.h.
660 (cfgbuild.o): Add EXPR_H.
661 (GTFILES): Add vecprim.h.
662 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
663 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
664 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
665 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
666 * calls.c (emit_call_1): Use make_reg_eh_region_note.
667 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
668 calls to can_throw_internal.
669 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
670 (make_edges): Don't handle RESX; use can_nonlocal_goto.
671 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
672 (expand_gimple_stmt): Use make_reg_eh_region_note.
673 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
674 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
675 or find_exception_handler_labels.
676 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
677 there is exacly one EH edge. Use can_nonlocal_goto and
679 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
680 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
681 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
682 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
683 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
684 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
685 * dse.c (scan_insn): Use insn_could_throw_p.
686 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
687 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
688 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
689 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
690 EXC_PTR_EXPR or FILTER_EXPR.
691 (tree_expr_nonzero_warnv_p): Likewise.
692 * function.h: Include vecprim.h, not varray.h
693 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
694 move ttype_data and ehspec_data members to struct eh_status; change
695 action_record_data member to a VEC.
696 * gcse.c (hash_scan_set): Use can_throw_internal.
697 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
698 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
699 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
700 (block_may_fallthru): Don't handle RESX_EXPR.
701 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
702 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
703 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
704 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
705 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
706 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
707 (gimple_size): Likewise.
708 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
709 (gimple_build_resx): Use gimple_build_with_ops.
710 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
711 (is_gimple_val): Likewise.
712 (is_gimple_stmt): Remove RESX_EXPR.
713 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
714 (GIMPLE_RESX): Reorder with other EH constructs.
715 * gimple.h (struct gimple_statement_eh_mnt): New.
716 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
717 (gimple_eh_filter_must_not_throw): Remove.
718 (gimple_eh_filter_set_must_not_throw): Remove.
719 (gimple_eh_must_not_throw_fndecl): New.
720 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
721 (is_gimple_resx): New.
722 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
723 Don't copy EH_FILTER_MUST_NOT_THROW.
724 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
725 * ipa-inline.c (estimate_function_body_sizes): Don't try to
726 handle must_not_throw_labels specially.
727 * ipa-pure-const.c (check_call): Update debug statement for LP.
728 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
729 * ipa-utils.c (get_base_var): Likewise.
730 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
731 * lower-subreg.c (move_eh_region_note): Remove.
732 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
733 * omp-low.c (new_omp_context): Update for eh_lp_nr.
734 (create_task_copyfn): Likewise.
735 (maybe_catch_exception): Use gimple_build_eh_filter.
736 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
737 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
738 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
740 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
741 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
742 can_throw_internal, can_nonlocal_goto.
743 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
744 copy_reg_eh_region_note_forward.
745 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
746 (emit_output_reload_insns): Likewise.
747 (copy_eh_notes): Remove.
748 * rtl.def (RESX): Remove.
749 * rtl.h: Update declarations.
750 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
751 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
752 (update_eh_label): Remove.
753 (cleanup_dead_labels_eh): New.
754 (cleanup_deal_labels): Use it instead of update_eh_label.
755 (gimple_merge_blocks): Update landing pad data structure when
756 removing a landing pad label.
757 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
758 test; handle GIMPLE_EH_MUST_NOT_THROW.
759 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
760 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
761 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
762 (verify_stmt): Likewise. Verify landing pads.
763 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
764 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
765 (struct move_stmt_d): Add eh_map.
766 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
767 (move_stmt_r): Remap eh region numbers in builtin calls,
768 resx and eh_dispatch.
769 (move_block_to_fn): Remove eh_offset parameter. Use
770 maybe_duplicate_eh_stmt_fn.
771 (find_outermost_region_in_block): Operate on eh_region pointers
772 instead of region numbers.
773 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
774 duplicate_eh_regions.
775 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
776 test earlier. Disallow EH landing pads.
777 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
778 * tree-flow.h: Update declarations.
779 (struct tree_ann_common_d): Replace rn with lp_nr.
780 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
781 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
782 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
783 resx and eh_dispatch.
784 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
785 (copy_edges_for_bb): Use make_eh_dispatch_edges.
786 (copy_cfg_body): Expect eh_map instead of eh_region_offset
787 from duplicate_eh_regions.
788 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
789 update RESX; handle EH_DISPATCH.
790 (expand_call_inline): Set eh_lp_nr, not eh_region.
791 (maybe_inline_call_in_expr): Likewise.
792 * tree-inline.h (struct copy_body_data): Replace eh_region with
793 eh_lp_nr, eh_region_offset with eh_map.
794 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
795 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
796 * tree-pretty-print.c (dump_generic_node): Don't handle
797 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
798 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
799 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
800 EXC_PTR_EXPR, FILTER_EXPR.
801 * tree-ssa-operands.c (get_expr_operands): Likewise.
802 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
803 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
804 (ao_ref_init_from_vn_reference): Likewise.
805 * tree-ssa-sink.c (statement_sink_location): Likewise.
806 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
807 (mark_virtual_phi_result_for_renaming): Export. Tidy.
808 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
809 EXC_PTR_EXPR, FILTER_EXPR.
810 (is_exception_related): Remove.
811 (compute_avail): Don't call it.
812 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
813 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
814 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
815 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
817 (build_resx): Remove.
818 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
819 * tree.h: Update declarations.
820 (EH_FILTER_MUST_NOT_THROW): Remove.
821 (struct tree_label_decl): Add eh_landing_pad_nr.
822 (EH_LANDING_PAD_NR): New.
823 * value-prof.c (gimple_ic): Tidy variable names. Update for
825 (gimple_stringop_fixed_value): Tidy variable names. Assert
826 that neither call stmt can throw.
827 * vecprim.h (uchar): New.
828 (VEC(uchar,heap), VEC(uchar,gc)): New.
830 * c-common.c (c_define_builtins): Update call to
831 build_common_builtin_nodes.
832 * c-parser.c (c_parse_file): Don't call
833 default_init_unwind_resume_libfunc.
835 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
837 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
838 (mips_cprestore_address_p): Likewise.
839 (mips_save_gp_to_cprestore_slot): Likewise.
840 (mips_restore_gp): Rename to...
841 (mips_restore_gp_from_cprestore_slot): ...this.
842 (mips_must_initialize_gp_p): Declare.
843 (mips_emit_save_slot_move): Likewise.
844 (mips_output_load_label): Return nothing.
845 (mips_eh_uses): Declare.
846 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
847 (TARGET_CPRESTORE_DIRECTIVE): New macro.
848 (TARGET_ABSOLUTE_JUMPS): Likewise.
850 (FIRST_PSEUDO_REGISTER): Update comment.
851 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
852 (MIPS_CALL): ...here.
853 (REGISTER_NAMES): Add $cprestore.
854 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
855 Add load_label_length, has_inflexible_gp_insn_p,
856 has_flexible_gp_insn_p, must_initialize_gp_p and
857 must_restore_gp_when_clobbered_p.
858 (mips_expand_call): Don't generate split instructions here.
859 (mips_split_call): Update the call to mips_restore_gp after
860 the above name change.
861 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
862 (mips_find_gp_ref): New function.
863 (mips_insn_has_inflexible_gp_ref_p): Likewise.
864 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
865 (mips_insn_has_flexible_gp_ref_p): Likewise.
866 (mips_cfun_has_flexible_gp_ref_p): Likewise.
867 (mips_function_has_gp_insn): Delete.
868 (mips_global_pointer): Drop the df_regs_ever_live_p check.
869 Use the new functions above. Only return INVALID_REGNUM
870 for TARGET_ABSOLUTE_JUMPS.
871 (mips_must_initialize_gp_p): New function.
872 (mips_get_cprestore_base_and_offset): New function, extracted from...
873 (mips_cprestore_slot): ...here. Take a bool parameter.
874 (mips_cfun_has_cprestore_slot_p): New function.
875 (mips_cprestore_address_p): Likewise.
876 (mips_save_gp_to_cprestore_slot): Likewise.
877 (mips_restore_gp): Rename to...
878 (mips_restore_gp_from_cprestore_slot): ...this. Assert
879 epilogue_completed. Update the call to mips_cprestore_slot.
880 Test cfun->machine->must_restore_gp_when_clobbered_p.
881 (mips_direct_save_slot_move_p): New function.
882 (mips_emit_save_slot_move): Likewise.
883 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
884 of cfun->machine->global_pointer.
885 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
886 (mips_save_reg): Use mips_emit_save_slot_move.
887 (mips_expand_prologue): Set must_initialize_gp_p.
888 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
889 for all cprestore saves. Emit a use_cprestore instruction after
890 setting up the cprestore slot.
891 (mips_restore_reg): Use mips_emit_save_slot_move.
892 (mips_process_load_label): New function.
893 (mips_load_label_length): Likewise.
894 (mips_output_load_label): Don't return asm: output it here instead.
895 Use mips_process_load_label.
896 (mips_adjust_insn_length): Adjust the length of branch instructions
897 that have length MAX_PIC_BRANCH_LENGTH.
898 (mips_output_conditional_branch): Update the call to
899 mips_output_load_label. Assume the branch target is OPERANDS[0]
900 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
901 (mips_output_order_conditional_branch): Swap the meaning of
902 OPERANDS[0] and OPERANDS[1].
903 (mips_variable_issue): Don't count ghost instructions.
904 (mips_expand_ghost_gp_insns): New function.
905 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
906 (mips_output_mi_thunk): Set must_initialize_gp_p.
907 (mips_eh_uses): New function.
908 * config/mips/predicates.md (cprestore_save_slot_operand)
909 (cprestore_load_slot_operand): New predicates.
910 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
911 (UNSPEC_MOVE_GP): Likewise.
912 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
913 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
914 (CPRESTORE_SLOT_REGNUM): New register.
915 (MAX_PIC_BRANCH_LENGTH): New constant.
916 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
917 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
918 branches. Fix commentary.
919 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
920 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
921 Change type to "ghost".
922 (loadgp_absolute_<mode>): Likewise.
923 (loadgp_rtp_<mode>): Likewise.
924 (copygp_mips16): Likewise.
925 (loadgp_blockage): Remove redundant mode attribute.
926 (potential_cprestore): New instruction.
927 (cprestore): Turn into an unspec set.
928 (use_cprestore): New instruction.
929 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
930 (*branch_fp_inverted): Likewise.
931 (*branch_order<mode>): Likewise.
932 (*branch_order<mode>_inverted): Likewise.
933 (*branch_equality<mode>): Likewise.
934 (*branch_equality<mode>_inverted): Likewise.
935 (*branch_bit<bbv><mode>): Likewise.
936 (*branch_bit<bbv><mode>_inverted): Likewise.
937 (*branch_equality<mode>_mips16): Remove redundant mode.
938 (jump): Turn into a define_expand.
939 (*jump_absolute): New instruction.
940 (*jump_pic): Likewise.
941 (*jump_mips16): Rename previously-unnamed pattern. Remove
942 redundant mode attribute.
943 (restore_gp): Split on epilogue_completed rather than
944 reload_completed. Change type to "ghost".
945 (move_gp<mode>): New instruction.
946 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
947 Remove redundant mode attribute.
948 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
949 (bc1any4f, bc1any2t, bc1any2f): Likewise.
950 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
952 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
955 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
956 are returned in the same register (vs34 or v2) that Altivec vector
957 types are returned in.
958 (rs6000_libcall_value): Ditto.
961 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
962 instead of explicit addsi3/adddi3 calls.
963 (rs6000_split_multireg_move): Ditto.
964 (rs6000_emit_allocate_stack): Ditto.
965 (rs6000_emit_prologue): Ditto.
966 (rs6000_output_mi_thunk): Ditto.
968 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
969 size is 64 bits if we can use 64-bit registers.
971 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
973 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
976 From Jie Zhang <jie.zhang@analog.com>:
977 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
978 save FP and RETS with saveall attribute.
979 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
980 with saveall attribute.
982 * config/bfin/bfin.c (bfin_expand_builtin,
983 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
986 From Jie Zhang <jie.zhang@analog.com>:
987 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
988 before use in two places.
989 * config/bfin/bfin.md (AREG): Define mode iterator.
990 (reload_in, reload_out): Use mode iterator AREG.
992 2009-09-14 Richard Guenther <rguenther@suse.de>
995 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
998 2009-09-13 Richard Guenther <rguenther@suse.de>
999 Rafael Avila de Espindola <espindola@google.com>
1001 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1002 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1003 (LANG_HOOKS_INITIALIZER): Adjust.
1004 (lhd_pass_through_t): Declare.
1005 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1007 * langhooks.c (lhd_pass_through_t): New function.
1008 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1009 dwarf2out_begin_prologue): Use personality from current_function_decl.
1010 * expr.h (get_personality_function): Declare.
1011 * expr.c (get_personality_function): New function.
1012 (build_personality_function): Likewise.
1013 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1014 (eh_personality_libfunc): Remove.
1015 * optabs.c (build_libfunc_function): New function split out from ...
1016 (init_one_libfunc): ... here.
1017 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1018 (tree_function_decl): Add personality.
1019 (lhd_gcc_personality): Declare.
1020 (build_personality_function): Likewise.
1021 * tree.c (gcc_eh_personality_decl): New.
1022 (lhd_gcc_personality): New function.
1023 * except.h (lang_eh_runtime_type): Remove.
1024 (enum eh_personality_kind): New.
1025 (build_personality_function): Declare.
1026 (function_needs_eh_personality): Declare.
1027 * except.c (lang_eh_runtime_type): Remove.
1028 (function_needs_eh_personality): New function.
1029 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1030 (sjlj_emit_function_enter, output_function_exception_table):
1031 Use personality from current_function_decl.
1032 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1033 * tree-inline.c (tree_can_inline_p): Do not inline across different
1035 (expand_call_inline): Likewise. Adjust the callers EH personality.
1036 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1037 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1038 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1039 (c-parser.o): Likewise
1040 * c-tree.h (c_eh_initialized_p): Remove.
1041 (c_maybe_initialize_eh): Likewise.
1042 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1043 (finish_decl): Don't call c_maybe_initialize_eh.
1044 (c_eh_initialized_p): Remove.
1045 (c_maybe_initialize_eh): Likewise.
1046 * c-parser.c (c_parser_omp_construct): Likewise.
1047 (c_parse_file): Initialize exception handling.
1049 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1051 * config.gcc (tm_file): Remove i386/biarch32.h
1052 for i?86-w64-mingw* case.
1053 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1055 * config.host: Set for x64 mingw the option
1056 use_long_long_for_widest_fast_int to yes.
1058 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1060 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1061 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1062 (dbxout_begin_function): Likewise.
1063 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1064 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1065 set on the function.
1066 (final_end_function): Likewise.
1067 (final_scan_insn): Likewise.
1068 (rest_of_handle_final): Likewise.
1069 * varasm.c (assemble_start_function): Likewise.
1070 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1072 2009-09-12 Jason Merrill <jason@redhat.com>
1074 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1075 * opts.c (common_handle_option): constify.
1077 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1079 * doc/install.texi (avr): Remove obsolete reference site.
1081 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1083 * doc/install.texi (Binaries): Adjust AIX link.
1085 2009-09-12 Akim Demaille <demaille@gostai.com>
1087 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1088 Use an imperative sentence.
1090 2009-09-11 Richard Henderson <rth@redhat.com>
1092 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1093 structure-name and has-tree-operands arguments; update all entries.
1094 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1096 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1097 (gsstruct_code_size): New.
1098 (gss_for_code_): New.
1099 (gss_for_code): Remove.
1100 (gimple_size): Rewrite using gsstruct_code_size.
1101 (gimple_statement_structure): Move to gimple.h.
1102 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1103 (gss_for_code, gimple_statement_structure): New.
1104 (gimple_ops): Use new arrays; tidy.
1106 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1108 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1109 operand to be a PLUS expression.
1110 * config/pa/pa.c (pa_secondary_reload): Likewise.
1112 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1114 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1116 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1119 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1121 From Jie Zhang <jie.zhang@analog.com>:
1122 * doc/extend.texi (node Function Attributes): Document l2
1124 (node Blackfin Variable Attributes): Document l2 variable attributes.
1126 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1128 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1129 to match the system compiler's configuration at inflection point.
1130 Add comment to remark a remaining difference with system compiler.
1132 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1133 * configure: Regenerate.
1135 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1137 From Jie Zhang <jie.zhang@analog.com>:
1138 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1139 (bfin_handle_l2_attribute): New.
1140 (bfin_attribute_table): Add l2 attribute.
1142 2009-09-11 Michael Matz <matz@suse.de>
1145 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1146 on the local_decls list.
1148 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1152 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1154 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1155 for VALUEs, to implement the documented interface.
1156 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1157 Adjust for VALUEs and anything else, to implement the
1158 documented interface.
1160 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1162 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1163 with actual SPE/paired vector modes before using 64-bit alignment.
1164 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1166 2009-09-10 DJ Delorie <dj@redhat.com>
1168 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1171 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1172 * config/mep/mep.c (mep_legitimate_constant_p): New.
1173 * config/mep/mep-protos.h: Prototype it.
1175 2009-09-10 Richard Henderson <rth@redhat.com>
1177 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1179 2009-09-10 Jason Merrill <jason@redhat.com>
1181 * tree.c (chain_index): New fn.
1182 * tree.h: Declare it.
1184 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1186 * config/sol2-c.c (cmn_err_length_specs): Initialize
1187 scalar_identity_flag.
1189 2009-09-10 Richard Henderson <rth@redhat.com>
1191 * tree.h (struct tree_decl_common): Move align member earlier;
1192 move label_decl_uid member ...
1193 (struct tree_label_decl): ... here.
1194 (LABEL_DECL_UID): Update to match.
1196 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1199 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1200 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1202 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1203 dest_prev if the edge is complex.
1205 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1207 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1208 loop latch tests earlier.
1210 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1211 before GIMPLE_RETURN, not after its predecessor; insert
1214 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1215 gimple_seq_empty_p to test for no PHI nodes.
1216 * tree-cfg.c (split_critical_edges): Likewise.
1218 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1220 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1222 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1223 introduced by the VTA branch merge.
1225 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1227 * ira-conflicts.c: Use fputs or putc instead of fprintf
1231 * tree-switch-conversion.c: Ditto.
1233 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1235 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1236 introduced by the VTA branch merge.
1238 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1241 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1243 PR rtl-optimization/39779
1244 * expr.c (convert_modes): Return when mode == oldmode after
1245 CONST_INTs are processed.
1247 2009-09-10 Nick Clifton <nickc@redhat.com>
1249 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1250 attribute and referring decl when creating renamed symbol.
1252 2009-09-10 Richard Guenther <rguenther@suse.de>
1255 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1257 (cgraph_finalize_compilation_unit): Compute reachability
1258 before emitting thunks. Properly process aliases before
1259 possibly removing unreachable nodes.
1261 2009-09-10 Richard Guenther <rguenther@suse.de>
1264 * tree.c (struct free_lang_data_d): Add worklist member.
1265 (find_decls_types_r): Push onto the worklist instead of recursing.
1266 Handle TREE_BINFOs properly.
1267 (find_decls_types): New function wrapped around find_decls_types_r
1268 to process the worklist.
1269 (find_decls_types_in_eh_region): Use it.
1270 (find_decls_types_in_node): Likewise.
1271 (find_decls_types_in_var): Likewise.
1272 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1273 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1274 (AGGREGATE_TYPE_P): Adjust.
1276 2009-09-09 Jason Merrill <jason@redhat.com>
1278 * configure.ac: Check glibc version even if we have an in-tree
1281 2009-09-09 Anthony Green <green@moxielogic.com>
1283 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1284 the constant 0 when appropriate.
1285 * config/moxie/constraints.md: Add constraint O.
1287 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1288 to pass up to 6 32-bit argument values in registers.
1289 (moxie_function_arg): Ditto.
1290 (moxie_arg_partial_bytes): Ditto.
1291 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1292 (REG_PARM_STACK_SPACE): Ditto.
1293 (FUNCTION_ARG_REGNO_P): Ditto.
1295 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1296 instruction to allocate stack space.
1298 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1300 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1301 unnecessarily stringent constraints. Fix address
1302 calculation in the splitters.
1304 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1306 PR rtl-optimization/39779
1307 * expr.c (convert_modes): Return when mode == oldmode after
1308 CONST_INTs are processed.
1310 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1313 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1314 (ix86_expand_prologue): Take frame.padding0 into logic of
1316 (ix86_expand_epilogue): Likewise.
1318 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1320 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1322 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1323 * config/t-slibgcc-libgcc: New file.
1324 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1326 2009-09-09 Martin Jambor <mjambor@suse.cz>
1328 PR tree-optimization/41089
1329 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1332 2009-09-09 Richard Henderson <rth@redhat.com>
1334 * gimple.h (CASE_GIMPLE_OMP): New.
1335 (is_gimple_omp): Use it.
1336 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1337 (verify_gimple_debug): Likewise.
1339 2009-09-09 Richard Guenther <rguenther@suse.de>
1341 PR tree-optimization/41101
1342 * tree-ssa-pre.c (maximal_set): Remove.
1343 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1344 Defer all blocks we didn't visit at least one successor.
1345 (add_to_exp_gen): Do not add to the maximal set.
1346 (make_values_for_phi): Likewise.
1347 (compute_avail): Likewise.
1348 (init_pre): Do not allocate the maximal set.
1349 (execute_pre): Do not dump it.
1351 2009-09-09 Martin Jambor <mjambor@suse.cz>
1353 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1354 an SSA_NAME rather than a is_gimple_variable.
1356 2009-09-09 Richard Guenther <rguenther@suse.de>
1359 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1360 code dealing with plain pointer bases.
1361 (maybe_fold_offset_to_reference): Likewise.
1362 (maybe_fold_stmt_addition): Adjust.
1364 2009-09-09 Richard Guenther <rguenther@suse.de>
1366 * tree.c (free_lang_data_in_type): Do not free the type variant
1368 (free_lang_data): Merge char_type_node with its properly signed
1370 (pass_ipa_free): Collect after freeing language specific data.
1372 2009-09-09 Michael Matz <matz@suse.de>
1375 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1376 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1377 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1380 2009-09-08 DJ Delorie <dj@redhat.com>
1382 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1384 2009-09-04 Jason Merrill <jason@redhat.com>
1386 * tree.c (tree_find_value): Remove.
1387 * tree.h: Remove prototype.
1388 * varasm.c (assemble_external): Use value_member instead.
1390 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1392 * toplev.c (process_options): Choose default debugging type when
1393 gtoggle enables debug info and type is unset.
1395 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1399 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1402 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1404 * configure: Rebuilt with modified libtool.m4.
1406 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1411 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1413 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1415 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1416 (remove_statement): Likewise.
1417 (rewrite_use_nonlinear_expr): Adjust.
1418 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1419 * tree-ssa.c (release_defs_bitset): ... this. New.
1420 * tree-flow.h (release_defs_bitset): Declare.
1422 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1425 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1426 in the middle block.
1428 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1430 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1431 via intptr_t to long type.
1432 (insert_operand_rank): Cast long type via intptr_t to
1434 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1436 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1437 from pointer to unsigned via uintptr_t.
1439 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1440 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1442 * configure: Regenerated.
1443 * config.in: Regenerated
1444 * system.h (stdint.h): Add include.
1445 (inttypes.h): Likewise.
1446 * Makefile.in (aclocal): Add config/stdint.m4.
1447 * aclocal.m4: Regenerated.
1449 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1451 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1453 (note_np_check_stores): New function.
1454 (harmless_null_pointer_p): New function.
1455 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1456 changed. Take into account whether we're in the shadow of a condjump
1457 that tested NP_REG for NULL.
1458 Lose all code that tested for SEQUENCEs.
1459 (workaround_speculation): Avoid inserting NOPs for loads that are
1460 either always executed or a NULL pointer.
1462 2009-09-08 Jan Hubicka <jh@suse.cz>
1464 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1465 * params.def (early-inlining-insns): Likewise.
1467 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1469 PR rtl-optimization/41239
1470 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1471 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1473 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1474 across calls, as the calls might not always return normally.
1475 (call_may_noreturn_p): New function.
1476 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1477 (init_deps): Initialize it.
1478 (remove_from_deps): Also remove calls from
1479 last_function_call_may_noreturn list.
1481 2009-09-07 Richard Henderson <rth@redhat.com>
1483 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1484 more VR->OPERANDS than LHS operands. Free LHS before returning.
1486 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1488 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1489 (attr "addrtype"): New member "spreg".
1490 Use it if mem_spfp_address_operand is true for the address.
1491 (attr "type"): New entry "stall".
1492 (cpu_unit "load"): New.
1493 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1495 (insn_reservation "loadsp"): New.
1496 (insn_reservation "load_stall1"): New.
1497 (insn_reservation "load_stall3"): New.
1499 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1500 (mem_p_address_operand): Exclude stack and frame pointer based
1502 (mem_spfp_address_operand): New; match them here.
1503 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1504 (bfin_reorg): Call it if scheduling insns.
1505 (bfin_gen_bundles): Remove dummy insns created by
1506 add_sched_insns_for_speculation.
1508 From Jie Zhang <jie.zhang@analog.com>:
1509 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1510 bfin_si_revision, bfin_workarounds): Move these ...
1511 * config/bfin/bfin.h: ... here.
1513 From Mike Frysinger <michael.frysinger@analog.com>
1514 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1515 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1516 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1517 bf547m, bf548m, and bf549m.
1518 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1519 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1520 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1521 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1522 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1523 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1524 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1525 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1526 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1527 bf542m, bf544m, bf547m, bf548m, and bf549m.
1529 From Jie Zhang <jie.zhang@analog.com>:
1530 * config/bfin/predicates.md (p_register_operand): New predicate.
1531 (dp_register_operand): New predicate.
1532 * config/bfin/bfin-protos.h (WA_05000074): Define.
1533 (ENABLE_WA_05000074): Define.
1534 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1535 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1536 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1537 (define_attr addrtype): Allow load/store register to be P register.
1538 (define_attr storereg): New.
1539 (define_cpu_unit anomaly_05000074): New.
1540 (define_insn_reservation dsp32shiftimm): New.
1541 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1542 (define_insn_reservation loadp): Cannot use slot2.
1543 (define_insn_reservation loadsp): Cannot use slot2.
1544 (define_insn_reservation storep): Cannot use slot2. Does not
1545 apply when working around 05000074.
1546 (define_insn_reservation storep_anomaly_05000074): New.
1547 (define_insn_reservation storei): Does not apply when working
1549 (define_insn_reservation storei_anomaly_05000074): New.
1550 (define_attr length): Add dsp32shiftimm case.
1551 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1552 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1553 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1554 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1555 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1557 2009-09-07 Martin Jambor <mjambor@suse.cz>
1560 * tree-sra.c (create_artificial_child_access): Return NULL if
1561 build_ref_for_offset fails.
1562 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1563 and create_artificial_child_access to fail.
1565 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1568 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1569 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1570 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1572 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1574 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1575 block, ensure it has an exit edge. Emit a barrier after a jump.
1577 2009-09-07 Nick Clifton <nickc@redhat.com>
1579 * gcc.c (this_is_linker_script): New variable. Like
1580 this_is_library_file but for the %T constructor.
1581 (end_going_arg): If this_is_linker_script is set then locate the
1582 script and insert a --script switch before it
1583 (do_spec_2): Initialise this_is_linker_script.
1584 (do_spec_1): Likewise. Handle %T construct.
1585 (eval_spec_function): Preserve this_is_linker_script.
1586 * doc/invoke.texi: Document %T construct in spec files.
1587 * config/m32c/m32c.h (LIB_SPEC): Use it.
1589 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1591 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1592 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1593 when volatile flag is set.
1594 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1596 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1599 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1600 (combine_stack_adjustments_for_block): Allow insns between stack
1601 adjustments and stores with corresponding pre-(dec|inc)rement or
1602 pre-modify operation.
1604 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1607 * combine-stack-adj.c (struct csa_memlist): Rename to...
1608 (struct csa_reflist): ... this. Rename mem field to ref.
1609 (free_csa_memlist): Rename to...
1610 (free_csa_reflist): ... this.
1611 (record_one_stack_memref): Rename to...
1612 (record_one_stack_ref): ... this. Handle also REG_P.
1613 (try_apply_stack_adjustment): Handle also REG_P.
1614 (struct record_stack_memrefs_data): Rename to...
1615 (struct record_stack_refs_data): ... this. Rename memlist field to
1617 (record_stack_memrefs): Rename to...
1618 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1619 subexpressions instead of failing when a MEM contains SP references.
1620 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1621 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1623 2009-09-06 Richard Guenther <rguenther@suse.de>
1626 * tree.c (build_array_type): Do not record types marked
1627 with structural equality in the canonical type hashtable.
1629 2009-09-06 Richard Guenther <rguenther@suse.de>
1632 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1634 2009-09-05 Richard Guenther <rguenther@suse.de>
1637 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1639 2009-09-05 Richard Guenther <rguenther@suse.de>
1642 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1644 2009-09-05 Richard Guenther <rguenther@suse.de>
1647 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1648 before comparing function argument types.
1650 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1653 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1656 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1659 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1661 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1662 locators before emit_insn is called.
1664 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1667 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1668 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1669 (reginfo_init): Don't call allocate_reg_info.
1671 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1674 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1675 NONDEBUG_INSN_P instead of INSN_P.
1677 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1680 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1682 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1685 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1686 pattern of the split.
1688 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1690 * toplev.c (process_options): Move setter of flag_var_tracking
1691 before other tests that depend on it. Move down setter of
1692 flag_rename_registers. Don't enable var-tracking-assignments
1693 by default if selective scheduling is enabled. Warn if both
1696 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1698 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1699 comment. Use switch statement to catch overlaps between rtx
1700 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1701 (IS_DECL_CODE): ... here. Remove.
1702 (check_value_is_not_decl): Remove.
1703 (dv_from_decl, dv_from_value): Check after conversion.
1705 2009-09-04 Richard Guenther <rguenther@suse.de>
1708 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1709 after emitting tunks. Move emitting thunks and ctors from ...
1710 (cgraph_optimize): ... here. Remove redundant
1711 cgraph_analyze_functions.
1712 * varasm.c (find_decl_and_mark_needed): Remove no longer
1714 (finish_aliases_1): Adjust check for thunk aliases.
1716 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1718 * config/arm/arm.md (ctzsi2): Added braces
1719 to avoid warning that broke booststrap.
1721 2009-09-04 Martin Jambor <mjambor@suse.cz>
1723 PR tree-optimization/41112
1724 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1725 handle variable-bounded arrays.
1726 (expr_with_var_bounded_array_refs_p): New function.
1727 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1729 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1731 * config/s390/2097.md: Removed two incorrect bypasses.
1732 (z10_fsimpdf): Fixed latency.
1733 (z10_fhex): New insn_reservation.
1734 (z10_floaddf): Fixed latency.
1735 (z10_floadsf): Fixed latency.
1736 (z10_ftrunctf): Fixed latency.
1737 (z10_ftruncdf): Fixed latency.
1738 * config/s390/s390.c (z10_cost): Fixed values.
1739 (s390_adjust_priority): Added z10 path.
1740 * config/s390/s390.md (type): Added fhex.
1741 (*mov<mode>_64dfp): Updated type attribute.
1742 (*mov<mode>_64): Updated type attribute.
1743 (*mov<mode>_31): Updated type attribute.
1744 (*mov<mode>"): Likewise.
1745 * config/s390/2084.md (x_fsimpdf): Updated condition.
1747 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1749 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1750 RTXs in the predicate for operand 1.
1752 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1754 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1755 (rbitsi2): New insn.
1756 (ctzsi2): New expand.
1757 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1759 2009-09-03 Martin Jambor <mjambor@suse.cz>
1761 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1762 (create_artificial_child_access): Use build_ref_for_offset instead
1763 of duplicate_expr_for_different_base.
1764 (propagate_subacesses_accross_link): Likewise.
1766 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1768 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1770 (mips16e_collect_argument_saves): Skip debug instructions.
1771 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1772 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1773 (r10k_insert_cache_barriers): Likewise.
1774 (mips_reorg_process_insns): Likewise.
1776 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1779 * ira.c (update_equiv_reg): Remove check on class likely spill.
1781 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1784 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1785 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1789 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1790 the stack slot if it is passed by invisible reference.
1791 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1792 by invisible reference.
1794 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1796 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1797 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1798 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1800 * config/bfin/sync.md: New file.
1801 * config/bfin/bfin.md: Include it.
1802 (UNSPEC_ATOMIC): New.
1803 (UNSPEC_ONES): Provide a unique number.
1805 From Jie Zhang <jie.zhang@analog.com>:
1806 * config/bfin/bfin.c (ret_regs): New.
1807 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1808 (must_save_rets_p): New.
1809 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1810 current_function_is_leaf.
1811 (do_link): Likewise.
1812 (do_unlink): Likewise.
1813 (expand_interrupt_handler_prologue): Use ret_regs array.
1814 (expand_interrupt_handler_epilogue): Use ret_regs array and
1815 pass return register to gen_return_internal.
1816 (bfin_expand_epilogue): Pass return register to
1817 gen_return_internal.
1818 (bfin_expand_call): Explicitly clobber RETS.
1819 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1820 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1821 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1822 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1824 (return_internal): Take a reg rtx rather than the register number.
1826 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1828 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1829 when comparing against estimated_loop_iterations_int return.
1831 2009-09-03 Richard Guenther <rguenther@suse.de>
1833 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1834 eh_personality_libfunc.
1836 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1838 * tree-parloops.c (separate_decls_in_region): Add space.
1840 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1842 * tree-parloops.c (separate_decls_in_region): Change the condition
1843 checking if there are reductions in the loop.
1845 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1847 PR tree-optimization/38275
1848 * tree-parloops.c (parallelize_loops): Replace profitability condition
1849 for expected number of iterations.
1851 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1853 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1854 (bootstrap-debug): Explain conditions in which it becomes default.
1855 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1858 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1860 * doc/invoke.texi (Optimize Options): Move
1861 -finline-small-functions to the -O2 list.
1863 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1865 * toplev.c (process_options): Enable var-tracking-assignments
1866 by default if var-tracking is enabled.
1868 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1870 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
1872 * emit-rtl.c (prev_nonnote_insn_bb): New function.
1873 * rtl.h (prev_nonnote_insn_bb): Declare it.
1875 2009-09-03 Diego Novillo <dnovillo@google.com>
1877 * cgraph.c (cgraph_node_for_decl): New.
1878 * cgraph.h (cgraph_node_for_decl): Declare.
1879 * tree.c (host_integerp): Return 0 if T is NULL.
1881 2009-09-03 Diego Novillo <dnovillo@google.com>
1883 * tree.h (struct alias_pair): Move from varasm.c.
1884 (alias_pairs): Likewise.
1885 (TYPE_MAXVAL): Define.
1886 (TYPE_MINVAL): Define.
1887 (iterative_hash_host_wide_int): Declare.
1888 (remove_unreachable_alias_pairs): Declare.
1889 * tree-pass.h (pass_ipa_free_lang_data): Declare.
1890 * diagnostic.c (default_diagnostic_starter): Make extern.
1891 (default_diagnostic_finalizer): Make extern.
1892 * diagnostic.h (default_diagnostic_starter): Declare.
1893 (default_diagnostic_finalizer): Declare.
1894 (default_tree_printer): Declare.
1895 * toplev.c (default_tree_printer): Make extern.
1897 2009-09-03 Richard Guenther <rguenther@suse.de>
1898 Diego Novillo <dnovillo@google.com>
1900 * cgraph.c (cgraph_add_new_function): Remove gimplification.
1901 * cgraphunit.c (cgraph_expand_function): Do not emit
1902 associated thunks from here.
1903 (cgraph_emit_thunks): New.
1904 (cgraph_optimize): Call it.
1905 Return if any IPA pass finds an error.
1906 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
1909 2009-09-03 Simon Baldwin <simonb@google.com>
1910 Rafael Espindola <espindola@google.com>
1911 Richard Guenther <rguenther@suse.de>
1912 Doug Kwan <dougkwan@google.com>
1913 Diego Novillo <dnovillo@google.com>
1915 * tree.c: Include tree-pass.h, langhooks-def.h,
1916 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
1917 (free_lang_data_in_type): New.
1918 (need_assembler_name_p): New.
1919 (free_lang_data_in_block): New.
1920 (free_lang_data_in_decl): New.
1921 (struct free_lang_data_d): New.
1922 (add_tree_to_fld_list): New.
1923 (find_decls_types_r): New.
1924 (get_eh_types_for_runtime): New.
1925 (find_decls_types_in_eh_region): New.
1926 (find_decls_types_in_node): New.
1927 (find_decls_types_in_var): New.
1928 (free_lang_data_in_cgraph): New.
1929 (free_lang_data): New.
1930 (gate_free_lang_data): New.
1931 (pass_ipa_free_lang_data): New.
1933 2009-09-03 Diego Novillo <dnovillo@google.com>
1935 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
1936 * langhooks.h (struct lang_hooks): Add field free_lang_data.
1937 (lang_hooks): Remove const qualifier.
1938 * ipa.c (cgraph_remove_unreachable_nodes): Call
1939 remove_unreachable_alias_pairs.
1940 * except.c (add_type_for_runtime): Check if TYPE has
1941 already been converted.
1942 (lookup_type_for_runtime): Likewise.
1943 (check_handled): Handle converted types.
1944 * varasm.c (remove_unreachable_alias_pairs): New.
1945 * gimple.c: Include demangle.h.
1946 (gimple_decl_printable_name): New.
1947 (gimple_fold_obj_type_ref): New.
1948 * gimple.h (gimple_decl_printable_name): Declare.
1949 (gimple_fold_obj_type_ref): Declare.
1950 * passes.c (init_optimization_passes): Add pass
1951 pass_ipa_free_lang_data.
1952 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
1953 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
1955 2009-09-03 Diego Novillo <dnovillo@google.com>
1957 * c-lang.c (lang_hooks): Remove const qualifier.
1959 2009-09-02 Loren James Rittle <ljrittle@acm.org>
1961 * doc/install.texi (*-*-freebsd*): Update target information.
1963 2009-09-02 Anatoly Sokolov <aesok@post.ru>
1965 * hard-reg-set.h (call_fixed_regs): Remove.
1966 * reginfo.c (call_fixed_regs): Remove.
1967 (init_reg_sets_1): Remove initialization of call_fixed_regs.
1968 (globalize_reg): Don't use call_fixed_regs.
1969 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
1972 2009-09-01 Michael Matz <matz@suse.de>
1974 * expr.h (emit_storent_insn, expand_expr_real_1,
1975 expand_expr_real_2): Declare.
1976 * expr.c (emit_storent_insn, expand_expr_real_1,
1977 expand_expr_real_2): Export.
1978 (store_expr): Setting and evaluating dont_return_target is useless.
1979 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
1980 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
1981 * except.c (expand_resx_expr): Rename to ...
1982 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
1983 * except.h (expand_resx_stmt): Declare.
1984 * stmt.c: Add include gimple.h
1985 (expand_asm_expr): Rename to ...
1986 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
1987 (expand_case): Rewrite to take gimple statement.
1988 * tree.h (expand_asm_stmt): Declare.
1989 (expand_case): Change prototype.
1990 * Makefile.in (stmt.o): Depend on gimple.h.
1991 * builtins.c (expand_builtin_synchronize): Build gimple asm
1992 statement, not an ASM_EXPR.
1993 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
1994 gimple_to_tree, release_stmt_tree): Remove.
1995 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
1996 ggc_free, but hold comparison code and operands separately.
1997 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
1998 (expand_call_stmt, expand_gimple_stmt_1,
1999 expand_gimple_stmt): New helpers.
2000 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2001 release_stmt_tree. Call expand_gimple_stmt instead.
2002 (expand_gimple_basic_block): Ditto.
2004 * calls.c (emit_call_1): Don't look at EH regions here, make
2005 fntree parameter useless.
2006 (expand_call): New local rettype for TREE_TYPE(exp), use it
2007 throughout. Remove local p, use addr instead.
2008 Don't look at EH regions here.
2010 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2012 * doc/invoke.texi (-fsched-pressure): Document it.
2013 (-fsched-reg-pressure-heuristic): Remove it.
2015 * reload.c (ira.h): Include.
2016 (find_reloads): Add choosing reload on number of small spilled
2019 * haifa-sched.c (ira.h): Include.
2020 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2021 saved_reg_pressure, curr_reg_live, saved_reg_live,
2022 region_ref_regs): New variables.
2023 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2024 initiate_reg_pressure_info, setup_ref_regs,
2025 initiate_bb_reg_pressure_info, save_reg_pressure,
2026 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2028 (setup_insn_reg_pressure_info): New function.
2029 (rank_for_schedule): Add pressure checking and insn issue time.
2030 Remove comparison of insn reg weights.
2031 (ready_sort): Set insn reg pressure info.
2032 (update_register_pressure, setup_insn_max_reg_pressure,
2033 update_reg_and_insn_max_reg_pressure,
2034 sched_setup_bb_reg_pressure_info): New functions.
2035 (schedule_insn): Add code for printing and updating reg pressure info.
2036 (find_set_reg_weight, find_insn_reg_weight): Remove.
2037 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2038 (debug_ready_list): Print reg pressure info.
2039 (schedule_block): Ditto. Check insn issue time.
2040 (sched_init): Set up sched_pressure_p. Allocate and set up some
2041 reg pressure related info.
2042 (sched_finish): Free some reg pressure related info.
2043 (fix_tick_ready): Make insn always ready if pressure_p.
2044 (init_h_i_d): Don't call find_insn_reg_weight.
2045 (haifa_finish_h_i_d): Free insn reg pressure info.
2047 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2048 ira_memory_move_cost, ira_class_hard_regs,
2049 ira_class_hard_regs_num, ira_no_alloc_regs,
2050 ira_available_class_regs, ira_reg_class_cover_size,
2051 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2053 * ira-lives.c (single_reg_class): Check mode to find how many
2054 registers are necessary for operand.
2055 (ira_implicitly_set_insn_hard_regs): New.
2057 * common.opt (fsched-pressure): New options.
2058 (fsched-reg-pressure-heuristic): Remove.
2060 * ira.c (setup_eliminable_regset): Rename to
2061 ira_setup_eliminable_regset. Make it external.
2062 (expand_reg_info): Pass cover class to setup_reg_classes.
2063 (ira): Call resize_reg_info instead of allocate_reg_info.
2065 * sched-deps.c: Include ira.h.
2066 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2067 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2068 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2069 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2070 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2071 mark_insn_reg_store, mark_insn_reg_clobber,
2072 setup_insn_reg_pressure_info): New.
2073 (sched_analyze_1): Update implicit_reg_pending_uses.
2074 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2075 Use them to create dependencies. Set insn reg uses and pressure
2076 info. Process reg_pending_uses in one place.
2077 (free_deps): Free implicit sets.
2078 (remove_from_deps): Remove implicit sets if necessary. Check
2079 implicit sets when clearing reg_last_in_use.
2080 (init_deps_global): Clear implicit_reg_pending_clobbers and
2081 implicit_reg_pending_uses.
2083 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2084 ira_memory_move_cost, ira_class_hard_regs,
2085 ira_class_hard_regs_num, ira_no_alloc_regs,
2086 ira_available_class_regs, ira_reg_class_cover_size,
2087 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2088 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2089 ira_implicitly_set_insn_hard_regs): New prototypes.
2091 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2092 cost_elements_num): New variables.
2093 (allocno_costs, total_costs): Rename to costs and
2094 total_allocno_costs.
2095 (COSTS_OF_ALLOCNO): Rename to COSTS.
2096 (allocno_pref): Rename to pref.
2097 (allocno_pref_buffer): Rename to pref_buffer.
2098 (common_classes): Rename to regno_cover_class.
2100 (record_reg_classes): Set allocno attributes only if allocno_p.
2101 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2102 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2103 and COSTS_OF_ALLOCNO.
2104 (print_costs): Rename to print_allocno_costs.
2105 (print_pseudo_costs): New.
2106 (process_bb_node_for_costs): Split into 2 functions with new
2107 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2108 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2109 new parameter dump_file. Use cost_elements_num instead of
2110 ira_allocnos_num. Make one iteration if preferred classes were
2111 already calculated for scheduler. Make 2 versions of code
2112 depending on allocno_p.
2113 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2114 regno_cover_class and COSTS instead of common_classes and
2116 (init_costs, finish_costs): New.
2117 (ira_costs): Set up allocno_p and cost_elements_num. Call
2118 init_costs and finish_costs.
2119 (ira_set_pseudo_classes): New.
2121 * rtl.h (allocate_reg_info): Remove.
2122 (resize_reg_info): Change return type.
2123 (reg_cover_class): New.
2124 (setup_reg_classes): Add new parameter.
2126 * sched-int.h (struct deps_reg): New member implicit_sets.
2127 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2128 (INCREASE_BITS): New macro.
2129 (struct reg_pressure_data, struct reg_use_data): New.
2130 (struct _haifa_insn_data): Remove reg_weight. Add members
2131 reg_pressure, reg_use_list, reg_set_list, and
2132 reg_pressure_excess_cost_change.
2133 (struct deps): New member implicit_sets.
2134 (pressure_p): New variable.
2135 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2136 (struct reg_pressure_data, struct reg_use_data): New.
2137 (INSN_REG_WEIGHT): Remove.
2138 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2139 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2140 (sched_init_region_reg_pressure_info,
2141 sched_setup_bb_reg_pressure_info): New prototypes.
2143 * reginfo.c (struct reg_pref): New member coverclass.
2144 (reg_cover_class): New function.
2145 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2146 (reg_info_size): New variable.
2147 (allocate_reg_info): Make static. Setup reg_info_size.
2148 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2149 (setup_reg_classes): Add a new parameter. Setup cover class too.
2151 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2154 * sched-rgn.c (deps_join): Set up implicit_sets.
2155 (schedule_region): Set up region and basic blocks pressure
2158 * passes.c (init_optimization_passes): Move
2159 pass_subregs_of_mode_init before pass_sched.
2161 2009-09-02 Martin Jambor <mjambor@suse.cz>
2163 * tree-sra.c (struct access): New field grp_hint.
2164 (dump_access): Dump grp_hint.
2165 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2167 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2168 those which have been specifically read and somehow written to.
2169 (propagate_subacesses_accross_link): Set grp_hint of right child and
2170 also possibly of the left child.
2172 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2174 * tree-object-size.c (addr_object_size): Always use object_size_type
2175 0 or 2 when determining the pointer pointed object size.
2177 2009-09-02 Richard Guenther <rguenther@suse.de>
2180 2009-08-31 Richard Guenther <rguenther@suse.de>
2182 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2183 to query if the memory regions for memmove overlap.
2184 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2185 asserts on pointers, instead deal with odd trees.
2186 (ptr_derefs_may_alias_p): Likewise.
2187 (refs_may_alias_p_1): Constructor bases also never alias.
2189 2009-08-01 Christian Bruel <christian.bruel@st.com>
2192 2009-07-31 Christian Bruel <christian.bruel@st.com>
2193 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2195 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2197 * doc/invoke.texi (-fvar-tracking-assignments): New.
2198 (-fvar-tracking-assignments-toggle): New.
2199 (-fdump-final-insns=file): Mark filename as optional.
2200 (--param min-nondebug-insn-uid): New.
2201 (-gdwarf-@{version}): Mention version 4.
2202 * opts.c (common_handle_option): Accept it.
2203 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2204 * regrename.c (regrename_optimize): Drop last. Don't count debug
2205 insns as uses. Don't reject change because of debug insn.
2206 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2207 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2208 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2209 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2210 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2211 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2212 * doc/gimple.texi (is_gimple_debug): New.
2213 (gimple_debug_bind_p): New.
2214 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2215 * doc/install.texi (bootstrap-debug): More details.
2216 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2217 (bootstrap-debug-lib): More details.
2218 (bootstrap-debug-ckovw): Update.
2219 (bootstrap-time): New.
2220 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2221 (insert_phi_nodes_for): Insert debug stmts.
2222 (rewrite_stmt): Take iterator. Insert debug stmts.
2223 (rewrite_enter_block): Adjust.
2224 (maybe_replace_use_in_debug_stmt): New.
2225 (rewrite_update_stmt): Use it.
2226 (mark_use_interesting): Return early for debug stmts.
2227 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2228 stmts before replacing stmt.
2229 (move_computations_stmt): Likewise.
2230 * ira-conflicts.c (add_copies): Skip debug insns.
2231 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2232 (regstat_bb_compute_ri): Skip debug insns.
2233 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2234 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2235 check_loop_closed_ssa_stmt): Skip debug stmts.
2236 * tree-tailcall.c (find_tail_calls): Likewise.
2237 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2238 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2239 (build_var_debug_value_stat): Declare.
2240 (build_var_debug_value): Define.
2241 (target_for_debug_bind): Declare.
2242 * reload.c (find_equiv_reg): Skip debug insns.
2243 * rtlanal.c (reg_used_between_p): Skip debug insns.
2244 (side_effects_p): Likewise.
2245 (canonicalize_condition): Likewise.
2246 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2247 insns never depend on debug insns.
2248 (create_ddg_dep_no_link): Likewise.
2249 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2250 Don't add inter-loop dependencies for debug insns.
2251 (build_intra_loop_deps): Likewise.
2252 (create_ddg): Count debug insns.
2253 * ddg.h (struct ddg::num_debug): New.
2254 (num_backargs): Pair up with previous int field.
2255 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2256 -fcompare-debug-second.
2257 * final.c (get_attr_length_1): Skip debug insns.
2258 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2259 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2260 (driver_self_specs): Map -fdump-final-insns to
2261 -fdump-final-insns=..
2262 (get_local_tick): New.
2263 (compare_debug_dump_opt_spec_function): Test for . argument and
2264 compute output name. Compute temp output spec without flag name.
2265 Compute -frandom-seed.
2266 (OPT): Undef after use.
2267 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2268 (average_num_loop_insns): Likewise.
2269 * params.h (MIN_NONDEBUG_INSN_UID): New.
2270 * gimple.def (GIMPLE_DEBUG): New.
2271 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2272 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2273 (merge_in_block): Fix whitespace.
2274 * toplev.c (flag_var_tracking): Update comment.
2275 (flag_var_tracking_assignments): New.
2276 (flag_var_tracking_assignments_toggle): New.
2277 (process_options): Don't open final insns dump file if we're not
2278 going to write to it. Compute defaults for var_tracking.
2279 * df-scan.c (df_insn_rescan_debug_internal): New.
2280 (df_uses_record): Handle debug insns.
2281 * haifa-sched.c (ready): Initialize n_debug.
2282 (contributes_to_priority): Skip debug insns.
2283 (dep_list_size): New.
2285 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2286 they're ready. Disregard previous debug insns to make decisions.
2287 (queue_insn): Never queue debug insns.
2288 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2289 (schedule_insn): Don't reject debug insns because of issue rate.
2290 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2291 (queue_to_ready): Skip and discount debug insns.
2292 (choose_ready): Let debug insns through.
2293 (schedule_block): Check boundary debug insns. Discount debug
2294 insns, schedule them early. Adjust whitespace.
2295 (set_priorities): Check for boundary debug insns.
2296 (add_jump_dependencies): Use dep_list_size.
2297 (prev_non_location_insn): New.
2298 (check_cfg): Use it.
2299 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2301 (remove_unused_ivs): Reset debug stmts.
2302 * modulo-sched.c (const_iteration_count): Skip debug insns.
2303 (res_MII): Discount debug insns.
2304 (loop_single_full_bb_p): Skip debug insns.
2305 (sms_schedule): Likewise.
2306 (sms_schedule_by_order): Likewise.
2307 (ps_has_conflicts): Likewise.
2308 * caller-save.c (refmarker_fn): New.
2309 (save_call_clobbered_regs): Replace regs with saved mem in
2311 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2312 Call refmarker_fn mark for hardregnos.
2313 (mark_reg_as_referenced): New.
2314 (replace_reg_with_saved_mem): New.
2315 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2316 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2318 (cse_extended_basic_block): Skip debug insns.
2319 (count_reg_usage): Likewise.
2320 (is_dead_reg): New, split out of...
2321 (set_live_p): ... here.
2322 (insn_live_p): Use it for debug insns.
2323 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2324 (execute_optimize_stdarg): Likewise.
2325 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2326 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2327 changes in debug stmts as changes.
2328 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2329 (moveup_expr): Don't move across debug insns. Don't move
2330 debug insn if it would create a bookkeeping block.
2331 (moveup_expr_cached): Don't use cache for debug insns that
2332 are heads of blocks.
2333 (compute_av_set_inside_bb): Skip debug insns.
2334 (sel_rank_for_schedule): Schedule debug insns first. Remove
2336 (block_valid_for_bookkeeping_p); Support lax searches.
2337 (create_block_for_bookkeeping): Adjust block numbers when
2338 encountering debug-only blocks.
2339 (find_place_for_bookkeeping): Deal with debug-only blocks.
2340 (generate_bookkeeping_insn): Accept no place to insert.
2341 (remove_temp_moveop_nops): New argument full_tidying.
2342 (prepare_place_to_insert): Deal with debug insns.
2343 (advance_state_on_fence): Debug insns don't start cycles.
2344 (update_boundaries): Take fence as argument. Deal with
2346 (schedule_expr_on_boundary): No full_tidying on debug insns.
2347 (fill_insns): Deal with debug insns.
2348 (track_scheduled_insns_and_blocks): Don't count debug insns.
2349 (need_nop_to_preserve_insn_bb): New, split out of...
2350 (remove_insn_from_stream): ... this.
2351 (fur_orig_expr_not_found): Skip debug insns.
2352 * rtl.def (VALUE): Move up.
2354 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2355 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2356 Set it if debug stmts are found.
2357 (statement_sink_location): Skip debug stmts. Propagate
2358 moving defs into debug stmts.
2359 * ifcvt.c (first_active_insn): Skip debug insns.
2360 (last_active_insns): Likewise.
2361 (cond_exec_process_insns): Likewise.
2362 (noce_process_if_block): Likewise.
2363 (check_cond_move_block): Likewise.
2364 (cond_move_convert_if_block): Likewise.
2365 (block_jumps_and_fallthru_p): Likewise.
2366 (dead_or_predicable): Likewise.
2367 * dwarf2out.c (debug_str_hash_forced): New.
2368 (find_AT_string): Add comment.
2369 (gen_label_for_indirect_string): New.
2370 (get_debug_string_label): New.
2371 (AT_string_form): Use it.
2372 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2373 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2374 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2375 several operations that cannot be represented with DWARF opcodes.
2376 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2377 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2378 (dwarf2out_var_location): Take during-call mark into account.
2379 (output_indirect_string): Update comment. Output if there are
2380 label and references.
2381 (prune_indirect_string): New.
2382 (prune_unused_types): Call it if debug_str_hash_forced.
2383 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2384 (dw_long_long_const): Remove.
2385 (struct dw_val_struct): Change val_long_long type to rtx.
2386 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2387 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2388 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2389 component instead of HOST_BITS_PER_LONG.
2390 (output_loc_operands): Likewise. For const8* assert
2391 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2392 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2393 rather than HOST_BITS_PER_LONG is >= 64.
2394 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2396 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2397 HOST_BITS_PER_LONG for dw_val_class_long_long.
2398 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2399 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2400 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2402 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2403 Handle DW_OP_implicit_value.
2404 (extract_int): Move prototype earlier.
2405 (mem_loc_descriptor): For SUBREG punt if inner
2406 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2407 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2408 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2409 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2410 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2411 instead of Pmode size.
2412 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2413 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2414 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2415 (concat_loc_descriptor, concatn_loc_descriptor,
2416 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2417 (add_location_or_const_value_attribute): Likewise. For single
2418 location loc_lists attempt to use add_const_value_attribute
2419 for constant decls. Add DW_AT_const_value even if
2420 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2422 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2423 (control_flow_insn_p): Likewise.
2424 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2425 (separate_decls_in_region_debug_bind): New.
2426 (separate_decls_in_region): Process debug bind stmts afterwards.
2427 * recog.c (verify_changes): Handle debug insns.
2428 (extract_insn): Likewise.
2429 (peephole2_optimize): Skip debug insns.
2430 * dse.c (scan_insn): Skip debug insns.
2431 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2433 (setup_id_for_insn): Handle debug insns.
2434 (maybe_tidy_empty_bb): Adjust whitespace.
2435 (tidy_control_flow): Skip debug insns.
2436 (sel_remove_insn): Adjust for debug insns.
2437 (sel_estimate_number_of_insns): Skip debug insns.
2438 (create_insn_rtx_from_pattern): Handle debug insns.
2439 (create_copy_of_insn_rtx): Likewise.
2440 * sel-sched-.h (sel_bb_end): Declare.
2441 (sel_bb_empty_or_nop_p): New.
2442 (get_all_loop_exits): Use it.
2443 (_eligible_successor_edge_p): Likewise.
2444 (return_nop_to_pool): Adjust.
2445 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2446 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2447 * gimple-pretty-print.c (dump_gimple_debug): New.
2448 (dump_gimple_stmt): Use it.
2449 (dump_bb_header): Skip gimple debug stmts.
2450 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2451 (fixup_match_2): Likewise.
2452 (regmove_backward_pass): Likewise. Simplify combined
2453 replacement. Handle debug insns.
2454 * function.c (instantiate_virtual_regs): Handle debug insns.
2455 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2456 * print-rtl.h: Include cselib.h.
2457 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2458 * df.h (df_inns_rescan_debug_internal): Declare.
2459 * gcse.c (alloc_hash_table): Estimate n_insns.
2460 (cprop_insn): Don't regard debug insns as changes.
2461 (bypass_conditional_jumps): Skip debug insns.
2462 (one_pre_gcse_pass): Adjust.
2463 (one_code_hoisting_pass): Likewise.
2464 (compute_ld_motion_mems): Skip debug insns.
2465 (one_cprop_pass): Adjust.
2466 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2467 (if_convertible_stmt_p): Handle debug stmts.
2468 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2469 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2470 * ira-build.c (create_bb_allocnos): Skip debug insns.
2471 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2472 (has_single_use): Likewise.
2473 (single_imm_use): Likewise.
2474 (num_imm_uses): Likewise.
2475 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2476 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2477 (create_outofssa_var_map): Likewise.
2478 * lower-subreg.c (adjust_decomposed_uses): New.
2479 (resolve_debug): New.
2480 (decompose_multiword_subregs): Use it.
2481 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2482 * emit-rtl.c: Include params.h.
2483 (cur_debug_insn_uid): Define.
2484 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2485 (copy_rtx_if_shared_1): Handle debug insns.
2486 (reset_used_flags): Likewise.
2487 (set_used_flags): LIkewise.
2488 (get_max_insn_count): New.
2489 (next_nondebug_insn): New.
2490 (prev_nondebug_insn): New.
2491 (make_debug_insn_raw): New.
2492 (emit_insn_before_noloc): Handle debug insns.
2493 (emit_jump_insn_before_noloc): Likewise.
2494 (emit_call_insn_before_noloc): Likewise.
2495 (emit_debug_insn_before_noloc): New.
2496 (emit_insn_after_noloc): Handle debug insns.
2497 (emit_jump_insn_after_noloc): Likewise.
2498 (emit_call_insn_after_noloc): Likewise.
2499 (emit_debug_insn_after_noloc): Likewise.
2500 (emit_insn_after): Take loc from earlier non-debug insn.
2501 (emit_jump_insn_after): Likewise.
2502 (emit_call_insn_after): Likewise.
2503 (emit_debug_insn_after_setloc): New.
2504 (emit_debug_insn_after): New.
2505 (emit_insn_before): Take loc from later non-debug insn.
2506 (emit_jump_insn_before): Likewise.
2507 (emit_call_insn_before): Likewise.
2508 (emit_debug_insn_before_setloc): New.
2509 (emit_debug_insn_before): New.
2510 (emit_insn): Handle debug insns.
2511 (emit_debug_insn): New.
2512 (emit_jump_insn): Handle debug insns.
2513 (emit_call_insn): Likewise.
2515 (init_emit): Take min-nondebug-insn-uid into account.
2516 Initialize cur_debug_insn_uid.
2517 (emit_copy_of_insn_after): Handle debug insns.
2518 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2519 location of single rhs in place.
2520 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2521 (floor_sdiv_adjust): New.
2522 (cell_sdiv_adjust): New.
2523 (cell_udiv_adjust): New.
2524 (round_sdiv_adjust): New.
2525 (round_udiv_adjust): New.
2526 (wrap_constant): Moved from cselib.
2527 (unwrap_constant): New.
2528 (expand_debug_expr): New.
2529 (expand_debug_locations): New.
2530 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2532 (gimple_expand_cfg): Expand debug locations.
2533 * cselib.c: Include tree-pass.h.
2534 (struct expand_value_data): New.
2535 (cselib_record_sets_hook): New.
2536 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2537 (cselib_clear_table): Move, and implemnet in terms of...
2538 (cselib_reset_table_with_next_value): ... this.
2539 (cselib_get_next_unknown_value): New.
2540 (discard_useless_locs): Don't discard preserved values.
2541 (cselib_preserve_value): New.
2542 (cselib_preserved_value_p): New.
2543 (cselib_preserve_definitely): New.
2544 (cselib_clear_preserve): New.
2545 (cselib_preserve_only_values): New.
2546 (new_cselib_val): Take rtx argument. Dump it in details.
2547 (cselib_lookup_mem): Adjust.
2548 (expand_loc): Take regs_active in struct. Adjust. Silence
2549 dumps unless details are requested.
2550 (cselib_expand_value_rtx_cb): New.
2551 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2552 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2553 without details. Copy more subregs. Try to resolve values
2554 using a callback. Wrap constants.
2555 (cselib_subst_to_values): Adjust.
2556 (cselib_log_lookup): New.
2557 (cselib_lookup): Call it.
2558 (cselib_invalidate_regno): Don't count preserved values as useless.
2559 (cselib_invalidate_mem): Likewise.
2560 (cselib_record_set): Likewise.
2561 (struct set): Renamed to cselib_set, moved to cselib.h.
2562 (cselib_record_sets): Adjust. Call hook.
2563 (cselib_process_insn): Reset table when it would be cleared.
2564 (dump_cselib_val): New.
2565 (dump_cselib_table): New.
2566 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2567 (remove_forwarder_block): Support moving debug stmts.
2568 * cselib.h (cselib_record_sets_hook): Declare.
2569 (cselib_expand_callback): New type.
2570 (cselib_expand_value_rtx_cb): Declare.
2571 (cselib_reset_table_with_next_value): Declare.
2572 (cselib_get_next_unknown_value): Declare.
2573 (cselib_preserve_value): Declare.
2574 (cselib_preserved_value_p): Declare.
2575 (cselib_preserve_only_values): Declare.
2576 (dump_cselib_table): Declare.
2577 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2578 (try_crossjump_to_edge): Likewise.
2579 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2580 dominated blocks when debug stmts are present.
2581 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2582 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2583 (set_var_live_on_entry): Likewise.
2584 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2585 * cfglayout.c (curr_location, last_location): Make static.
2586 (set_curr_insn_source_location): Don't avoid bouncing.
2587 (get_curr_insn_source_location): New.
2588 (get_curr_insn_block): New.
2589 (duplicate_insn_chain): Handle debug insns.
2590 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2592 * common.opt (fcompare-debug): Move to sort order.
2593 (fdump-unnumbered-links): Likewise.
2594 (fvar-tracking-assignments): New.
2595 (fvar-tracking-assignments-toggle): New.
2596 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2597 because of debug stmts.
2598 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2599 (eliminate_unnecessary_stmts): Walk dominated blocks before
2601 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2602 * ira.c (memref_used_between_p): Skip debug insns.
2603 (update_equiv_regs): Likewise.
2604 * sched-deps.c (sd_lists_size): Accept empty list.
2605 (sd_init_insn): Mark debug insns.
2606 (sd_finish_insn): Unmark them.
2607 (sd_add_dep): Reject non-debug deps on debug insns.
2608 (fixup_sched_groups): Give debug insns group treatment.
2610 (sched_analyze_reg): Don't mark debug insns for sched before call.
2611 (sched_analyze_2): Handle debug insns.
2612 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2614 (deps_analyze_insn): Handle debug insns.
2615 (deps_start_bb): Skip debug insns.
2616 (init_deps): Initialize last_debug_insn.
2617 * tree-ssa.c (target_for_debug_bind): New.
2618 (find_released_ssa_name): New.
2619 (propagate_var_def_into_debug_stmts): New.
2620 (propagate_defs_into_debug_stmts): New.
2621 (verify_ssa): Skip debug bind stmts without values.
2622 (warn_uninialized_vars): Skip debug stmts.
2623 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2624 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2625 (rtx_equal_p): Likewise.
2626 * ira-costs.c (scan_one_insn): Skip debug insns.
2627 (process_bb_node_for_hard_reg_moves): Likewise.
2628 * rtl.h (DEBUG_INSN_P): New.
2629 (NONDEBUG_INSN_P): New.
2630 (MAY_HAVE_DEBUG_INSNS): New.
2631 (INSN_P): Accept debug insns.
2632 (RTX_FRAME_RELATED_P): Likewise.
2633 (INSN_DELETED_P): Likewise
2634 (PAT_VAR_LOCATION_DECL): New.
2635 (PAT_VAR_LOCATION_LOC): New.
2636 (PAT_VAR_OCATION_STATUS): New.
2637 (NOTE_VAR_LOCATION_DECL): Reimplement.
2638 (NOTE_VAR_LOCATION_LOC): Likewise.
2639 (NOTE_VAR_LOCATION_STATUS): Likewise.
2640 (INSN_VAR_LOCATION): New.
2641 (INSN_VAR_LOCATION_DECL): New.
2642 (INSN_VAR_LOCATION_LOC): New.
2643 (INSN_VAR_LOCATION_STATUS): New.
2644 (gen_rtx_UNKNOWN_VAR_LOC): New.
2645 (VAR_LOC_UNKNOWN_P): New.
2646 (NOTE_DURING_CALL_P): New.
2647 (SCHED_GROUP_P): Accept debug insns.
2648 (emit_debug_insn_before): Declare.
2649 (emit_debug_insn_before_noloc): Declare.
2650 (emit_debug_insn_beore_setloc): Declare.
2651 (emit_debug_insn_after): Declare.
2652 (emit_debug_insn_after_noloc): Declare.
2653 (emit_debug_insn_after_setloc): Declare.
2654 (emit_debug_insn): Declare.
2655 (make_debug_insn_raw): Declare.
2656 (prev_nondebug_insn): Declare.
2657 (next_nondebug_insn): Declare.
2658 (delegitimize_mem_from_attrs): Declare.
2659 (get_max_insn_count): Declare.
2660 (wrap_constant): Declare.
2661 (unwrap_constant): Declare.
2662 (get_curr_insn_source_location): Declare.
2663 (get_curr_insn_block): Declare.
2664 * tree-inline.c (insert_debug_decl_map): New.
2665 (processing_debug_stmt): New.
2666 (remap_decl): Don't create new mappings in debug stmts.
2667 (remap_gimple_op_r): Don't add references in debug stmts.
2668 (copy_tree_body_r): Likewise.
2669 (remap_gimple_stmt): Handle debug bind stmts.
2670 (copy_bb): Skip debug stmts.
2671 (copy_edges_for_bb): Likewise.
2672 (copy_debug_stmt): New.
2673 (copy_debug_stmts): New.
2674 (copy_body): Copy debug stmts at the end.
2675 (insert_init_debug_bind): New.
2676 (insert_init_stmt): Take id. Skip and emit debug stmts.
2677 (setup_one_parameter): Remap variable earlier, register debug mapping.
2678 (estimate_num_insns): Skip debug stmts.
2679 (expand_call_inline): Preserve debug_map.
2680 (optimize_inline_calls): Check for no debug_stmts left-overs.
2681 (unsave_expr_now): Preserve debug_map.
2682 (copy_gimple_seq_and_replace_locals): Likewise.
2683 (tree_function_versioning): Check for no debug_stmts left-overs.
2684 Init and destroy debug_map as needed. Split edges unconditionally.
2685 (build_duplicate_type): Init and destroy debug_map as needed.
2686 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2687 (struct copy_body_data): Add debug_stmts and debug_map.
2688 * sched-int.h (struct ready_list): Add n_debug.
2689 (struct deps): Add last_debug_insn.
2690 (DEBUG_INSN_SCHED_P): New.
2691 (BOUNDARY_DEBUG_INSN_P): New.
2692 (SCHEDULE_DEBUG_INSN_P): New.
2693 (sd_iterator_cond): Accept empty list.
2694 * combine.c (create_log_links): Skip debug insns.
2695 (combine_instructions): Likewise.
2696 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2697 return value is always unshared.
2698 (struct rtx_subst_pair): New.
2699 (auto_adjust_pair): New.
2700 (propagate_for_debug_subst): New.
2701 (propagate_for_debug): New.
2702 (try_combine): Skip debug insns. Propagate removed defs into
2704 (next_nonnote_nondebug_insn): New.
2705 (distribute_notes): Use it. Skip debug insns.
2706 (distribute_links): Skip debug insns.
2707 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2708 * resource.c (mark_target_live_regs): Likewise.
2709 * var-tracking.c: Include cselib.h and target.h.
2710 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2712 (micro_operation_type_name): New.
2713 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2714 (struct micro_operation_def): Update comments.
2715 (decl_or_value): New type. Use instead of decls.
2716 (struct emit_note_data_def): Add vars.
2717 (struct attrs_def): Use decl_or_value.
2718 (struct variable_tracking_info_def): Add permp, flooded.
2719 (struct location_chain_def): Update comment.
2720 (struct variable_part_def): Use decl_or_value.
2721 (struct variable_def): Make var_part a variable length array.
2723 (scratch_regs): New.
2724 (cselib_hook_called): New.
2725 (dv_is_decl_p): New.
2726 (dv_is_value_p): New.
2729 (dv_as_opaque): New.
2730 (dv_onepart_p): New.
2732 (IS_DECL_CODE): New.
2733 (check_value_is_not_decl): New.
2734 (dv_from_decl): New.
2735 (dv_from_value): New.
2736 (dv_htab_hash): New.
2737 (variable_htab_hash): Use it.
2738 (variable_htab_eq): Support values.
2739 (variable_htab_free): Free from the right pool.
2740 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2741 (attrs_list_union): Adjust.
2742 (attrs_list_mpdv_union): New.
2743 (tie_break_pointers): New.
2744 (canon_value_cmp): New.
2745 (unshare_variable): Return possibly-modified slot.
2746 (vars_copy_1): Adjust.
2747 (var_reg_decl_set): Adjust. Split out of...
2748 (var_reg_set): ... this.
2749 (get_init_value): Adjust.
2750 (var_reg_delete_and_set): Adjust.
2751 (var_reg_delete): Adjust.
2752 (var_regno_delete): Adjust.
2753 (var_mem_decl_set): Split out of...
2754 (var_mem_set): ... this.
2755 (var_mem_delete_and_set): Adjust.
2756 (var_mem_delete): Adjust.
2760 (variable_union): Adjust. Speed up merge of 1-part vars.
2761 (variable_canonicalize): Use unshared slot.
2762 (VALUED_RECURSED_INTO): New.
2763 (find_loc_in_1pdv): New.
2764 (struct dfset_merge): New.
2765 (insert_into_intersection): New.
2766 (intersect_loc_chains): New.
2768 (canonicalize_loc_order_check): New.
2769 (canonicalize_values_mark): New.
2770 (canonicalize_values_star): New.
2771 (variable_merge_over_cur): New.
2772 (variable_merge_over_src): New.
2773 (dataflow_set_merge): New.
2774 (dataflow_set_equiv_regs): New.
2775 (remove_duplicate_values): New.
2776 (struct dfset_post_merge): New.
2777 (variable_post_merge_new_vals): New.
2778 (variable_post_merge_perm_vals): New.
2779 (dataflow_post_merge_adjust): New.
2780 (find_mem_expr_in_1pdv): New.
2781 (dataflow_set_preserve_mem_locs): New.
2782 (dataflow_set_remove_mem_locs): New.
2783 (dataflow_set_clear_at_call): New.
2784 (onepart_variable_different_p): New.
2785 (variable_different_p): Use it.
2786 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2787 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2789 (track_loc_p): Pass it true.
2790 (struct count_use_info): New.
2791 (find_use_val): New.
2792 (replace_expr_with_values): New.
2794 (use_type): New, partially split out of...
2795 (count_uses): ... this. Count new micro-ops.
2796 (count_uses_1): Adjust.
2797 (count_stores): Adjust.
2798 (count_with_sets): New.
2799 (VAL_NEEDS_RESOLUTION): New.
2800 (VAL_HOLDS_TRACK_EXPR): New.
2801 (VAL_EXPR_IS_COPIED): New.
2802 (VAL_EXPR_IS_CLOBBERED): New.
2803 (add_uses): Adjust. Generate new micro-ops.
2804 (add_uses_1): Adjust.
2805 (add_stores): Generate new micro-ops.
2806 (add_with_sets): New.
2807 (find_src_status): Adjust.
2808 (find_src_set_src): Adjust.
2809 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2810 Handle new micro-ops. Canonicalize value equivalances.
2811 (vt_find_locations): Compute total size of hash tables for
2812 dumping. Perform merge for var-tracking-assignments. Don't
2813 disregard single-block loops.
2814 (dump_attrs_list): Handle decl_or_value.
2815 (dump_variable): Take variable. Deal with decl_or_value.
2816 (dump_variable_slot): New.
2817 (dump_vars): Use it.
2818 (dump_dataflow_sets): Adjust.
2819 (set_slot_part): New, extended to support one-part variables
2820 after splitting out of...
2821 (set_variable_part): ... this.
2822 (clobber_slot_part): New, split out of...
2823 (clobber_variable_part): ... this.
2824 (delete_slot_part): New, split out of...
2825 (delete_variable_part): .... this.
2826 (check_wrap_constant): New.
2827 (vt_expand_loc_callback): New.
2828 (vt_expand_loc): New.
2829 (emit_note_insn_var_location): Adjust. Handle values. Handle
2830 EMIT_NOTE_AFTER_CALL_INSN.
2831 (emit_notes_for_differences_1): Adjust. Handle values.
2832 (emit_notes_for_differences_2): Likewise.
2833 (emit_notes_for_differences): Adjust.
2834 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2835 Adjust. Handle new micro-ops.
2836 (vt_add_function_parameters): Adjust. Create and bind values.
2837 (vt_initialize): Adjust. Initialize scratch_regs and
2838 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2839 operations. Move some code to count_with_sets and add_with_sets.
2840 (delete_debug_insns): New.
2841 (vt_debug_insns_local): New.
2842 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2844 (var_tracking_main): If var-tracking-assignments is enabled
2845 but var-tracking isn't, delete debug insns and leave. Likewise
2846 if we exceed limits or fail the stack adjustments tests, and
2847 after all var-tracking processing.
2848 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2849 (dataflow_set): Add traversed_vars.
2850 (value_chain, const_value_chain): New typedefs.
2851 (value_chain_pool, value_chains): New variables.
2852 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2853 add_value_chains, add_cselib_value_chains, remove_value_chain,
2854 remove_value_chains, remove_cselib_value_chains): New functions.
2855 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2856 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2858 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2859 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2860 (dst_can_be_shared): New variable.
2861 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2862 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2863 different from set->vars, look up slot again instead of using the
2865 (dataflow_set_init): Initialize traversed_vars.
2866 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2867 lookup if set->vars is shared. Don't keep slot cleared before
2868 calling unshare_variable. Unshare set->vars if needed. Adjust
2869 unshare_variable callers. Clear dst_can_be_shared if needed.
2870 Even ->refcount == 1 vars must be unshared if set->vars is shared
2871 and var needs to be modified.
2872 (dataflow_set_union): Set traversed_vars during canonicalization.
2873 (VALUE_CHANGED, DECL_CHANGED): Define.
2874 (set_dv_changed, dv_changed_p): New static inlines.
2875 (track_expr_p): Clear DECL_CHANGED.
2876 (dump_dataflow_sets): Set it.
2877 (variable_was_changed): Call set_dv_changed.
2878 (emit_note_insn_var_location): Likewise.
2879 (changed_variables_stack): New variable.
2880 (check_changed_vars_1, check_changed_vars_2): New functions.
2881 (emit_notes_for_changes): Do nothing if changed_variables is
2882 empty. Traverse changed_variables with check_changed_vars_1,
2883 call check_changed_vars_2 on each changed_variables_stack entry.
2884 (emit_notes_in_bb): Add SET argument. Just clear it at the
2885 beginning, use it instead of local &set, don't destroy it at the end.
2886 (vt_emit_notes): Call dataflow_set_clear early on all
2887 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
2888 computed set, dataflow_set_clear also VTI(bb)->in when we are
2889 done with the basic block. Initialize changed_variables_stack,
2890 free it afterwards. If ENABLE_CHECKING verify that after noting
2891 differences to an empty set value_chains hash table is empty.
2892 (vt_initialize): Initialize value_chains and value_chain_pool.
2893 (vt_finalize): Delete value_chains htab, free value_chain_pool.
2894 (variable_tracking_main): Call dump_dataflow_sets before calling
2895 vt_emit_notes, not after it.
2896 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
2897 (propagate_var_def_into_debug_stmts): Declare.
2898 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
2899 (df_set_note): Reject debug insns.
2900 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
2901 add notes to debug insns.
2902 (df_note_bb_compute): Adjust. Likewise.
2903 (df_simulate_uses): Skip debug insns.
2904 (df_simulate_initialize_backwards): Likewise.
2905 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
2906 (subst_stack_regs_pat): Reject debug insns.
2907 (convert_regs_1): Handle debug insns.
2908 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
2909 (print-rtl.o): Depend on cselib.h.
2910 (cselib.o): Depend on TREE_PASS_H.
2911 (var-tracking.o): Depend on cselib.h and TARGET_H.
2912 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
2913 (init_ready_list): Skip boundary debug insns.
2914 (add_branch_dependences): Skip debug insns.
2915 (free_block_dependencies): Check for blocks with only debug insns.
2916 (compute_priorities): Likewise.
2917 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
2918 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
2920 (gimple_build_debug_bind_stat): New.
2921 (empty_body_p): Skip debug stmts.
2922 (gimple_has_side_effects): Likewise.
2923 (gimple_rhs_has_side_effects): Likewise.
2924 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
2925 (gimple_build_debug_bind_stat): Declare.
2926 (gimple_build_debug_bind): Define.
2927 (is_gimple_debug): New.
2928 (gimple_debug_bind_p): New.
2929 (gimple_debug_bind_get_var): New.
2930 (gimple_debug_bind_get_value): New.
2931 (gimple_debug_bind_get_value_ptr): New.
2932 (gimple_debug_bind_set_var): New.
2933 (gimple_debug_bind_set_value): New.
2934 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
2935 (gimple_debug_bind_reset_value): New.
2936 (gimple_debug_bind_has_value_p): New.
2937 (gsi_next_nondebug): New.
2938 (gsi_prev_nondebug): New.
2939 (gsi_start_nondebug_bb): New.
2940 (gsi_last_nondebug_bb): New.
2941 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
2942 (print_insn): Handle DEBUG_INSN.
2943 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
2944 of first insn prevail.
2945 (first_stmt): Skip debug stmts.
2946 (first_non_label_stmt): Likewise.
2947 (last_stmt): Likewise.
2948 (has_zero_uses_1): New.
2949 (single_imm_use_1): New.
2950 (verify_gimple_debug): New.
2951 (verify_types_in_gimple_stmt): Handle debug stmts.
2952 (verify_stmt): Likewise.
2953 (debug_loop_num): Skip debug stmts.
2954 (remove_edge_and_dominated_blocks): Remove dominators last.
2955 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
2956 (linearize_expr): Likewise.
2957 * config/i386/i386.c (ix86_delegitimize_address): Call
2958 default implementation.
2959 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
2960 (group_barrier_needed): Skip debug insns.
2961 (emit_insn_group_barriers): Likewise.
2962 (emit_all_insn_group_barriers): Likewise.
2963 (ia64_variable_issue): Handle debug insns.
2964 (ia64_dfa_new_cycle): Likewise.
2965 (final_emit_insn_group_barriers): Skip debug insns.
2966 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
2967 def cfa without frame.
2968 (process_set): Likewise.
2969 (process_for_unwind_directive): Pass frame on.
2970 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
2971 (rs6000_delegitimize_address): New.
2972 (rs6000_debug_adjust_cost): Handle debug insns.
2973 (is_microcoded_insn): Likewise.
2974 (is_cracked_insn): Likewise.
2975 (is_nonpipeline_insn): Likewise.
2976 (insn_must_be_first_in_group): Likewise.
2977 (insn_must_be_last_in_group): Likewise.
2978 (force_new_group): Likewise.
2979 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
2980 contains only debug insns.
2981 (rtl_merge_blocks): Skip debug insns.
2982 (purge_dead_edges): Likewise.
2983 (rtl_block_ends_with_call_p): Skip debug insns.
2984 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
2985 (mark_reg_dependencies): Skip debug insns.
2986 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
2987 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
2988 * tree-ssa-threadedge.c
2989 (record_temporary_equivalences_from_stmts): Skip debug stmts.
2990 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
2991 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
2992 (copyprop_hardreg_forward_1): Handle debug insns.
2993 * reload1.c (reload): Skip debug insns. Replace unassigned
2994 pseudos in debug insns with their equivalences.
2995 (eliminate_regs_in_insn): Skip debug insns.
2996 (emit_input_reload_insns): Skip debug insns at first, adjust
2998 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
2999 (get_indirect_ref_operands): Pass opf_no_vops on.
3000 (get_expr_operands): Likewise. Skip debug stmts.
3001 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3003 2009-09-01 Richard Henderson <rth@redhat.com>
3005 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3006 stmt_ends_pp_p statements at least once.
3007 * tree-vrp.c (vrp_initialize): Likewise.
3008 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3010 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3013 Fix AIX bootstrap after PR debug/30161
3014 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3015 that is a GNU extension.
3016 (tmpl_value_parm_die_table): Move the definition of this global
3017 outside #ifdef DWARF2_DEBUGGING_INFO region.
3019 2009-09-01 Richard Guenther <rguenther@suse.de>
3021 * tree.c (tree_expr_size): New function.
3022 * tree.h (tree_expr_size): Declare.
3023 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3024 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3025 * langhooks.c (lhd_expr_size): Remove.
3026 * langhooks.h (struct lang_hooks): Remove expr_size.
3027 * explow.c (expr_size): Use tree_expr_size.
3028 (int_expr_size): Likewise.
3029 * langhooks-def.h (lhd_expr_size): Remove.
3030 (LANG_HOOKS_EXPR_SIZE): Likewise.
3031 (LANG_HOOKS_INITIALIZER): Adjust.
3033 2009-09-01 Richard Guenther <rguenther@suse.de>
3035 * tree-flow.h (mark_addressable): Move declaration ...
3036 * tree.h (mark_addressable): ... here.
3037 * stmt.c (expand_asm_operands): Use mark_addressable, not
3038 lang_hooks.mark_addressable.
3039 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3040 LANG_HOOKS_MARK_ADDRESSABLE.
3041 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3042 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3044 2009-08-31 Chris Demetriou <cgd@google.com>
3046 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3047 vectorize if not TARGET_SSE2.
3049 2009-08-31 DJ Delorie <dj@redhat.com>
3051 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3052 registers if no coprocessor is enabled.
3054 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3057 * cgraph.h (cgraph_get_node): Declare ...
3058 * cgraph.c (cgraph_get_node): ... new function.
3059 * dwarf2out.c (gen_generic_params_dies,
3060 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3061 make_ith_pack_parameter_name,
3062 append_entry_to_tmpl_value_parm_die_table,
3063 gen_remaining_tmpl_value_param_die_attribute): New functions.
3064 (gen_subprogram_die): Generate debug info for template parameters
3065 if debug info level is higher than DINFO_LEVEL_TERSE.
3066 Use tree_add_const_value_attribute_for_decl instead of
3067 tree_add_const_value_attribute.
3068 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3069 instead of tree_add_const_value_attribute.
3070 (gen_struct_or_union_type_die): Generate debug
3071 info for template parameters if debug info level is higher than
3073 (tree_add_const_value_attribute): Handle integral and pointer
3074 constants. Update comment.
3075 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3076 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3077 (reference_to_unused): Fix thinko. Remove redundant predicates from
3079 (tree_add_const_value_attribute): Make this work for constant
3081 tree_add_const_value_attribute_for_decl is to be used for variable
3083 (add_location_or_const_value_attribute): Use
3084 tree_add_const_value_attribute_for_decl now.
3085 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3086 DW_TAG_template_value_param DIEs after function DIEs have been
3088 * langhooks.h (lang_hooks_for_types): Add
3089 get_argument_pack_elems.
3090 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3091 (lang_hooks): Added get_innermost_generic_parms,
3092 get_innermost_generic_args.
3093 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3094 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3095 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3096 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3098 2009-08-31 DJ Delorie <dj@redhat.com>
3100 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3101 it once we start generating the prologue or epilogue.
3102 (mep_call_saves_register): If the frame is locked, re-use
3104 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3105 (mep_expand_prologue): Call it.
3106 (mep_expand_epilogue): Likewise.
3107 (mep_start_function): Use the same logic as mep_expand_prologue.
3108 (mep_pass_by_reference): Make logic more readable.
3109 (mep_return_in_memory): Zero-sized objects are passed in memory.
3110 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3112 2009-08-31 Richard Guenther <rguenther@suse.de>
3114 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3115 to query if the memory regions for memmove overlap.
3116 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3117 asserts on pointers, instead deal with odd trees.
3118 (ptr_derefs_may_alias_p): Likewise.
3119 (refs_may_alias_p_1): Constructor bases also never alias.
3121 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3123 * doc/install.texi (Final install): Adjust reference on where to
3124 order printed manuals.
3126 2009-08-30 Olivier Hainque <hainque@adacore.com>
3128 * dwarf2out.c (switch_to_frame_table_section): Move
3129 definition prior to first use.
3131 2009-08-30 Richard Guenther <rguenther@suse.de>
3133 PR tree-optimization/41186
3134 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3135 (ao_ref_init_from_ptr_and_size): New function.
3136 (ref_maybe_used_by_call_p_1): Be more precise tracking
3137 used ranges for builtin functions.
3138 (ref_maybe_used_by_call_p): Adjust.
3139 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3140 ranges for builtin functions.
3141 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3143 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3146 * fwprop.c (get_reg_use_in): Delete.
3147 (free_load_extend): New function.
3148 (forward_propagate_subreg): Use it.
3150 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3152 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3154 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3157 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3160 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3162 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3163 fini or fini_array section.
3165 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3167 * graphite-dependences.c (graphite_legal_transform_bb): Call
3168 pbb_remove_duplicate_pdrs.
3169 * graphite-poly.c (can_collapse_pdr): Removed.
3170 (pdr_find_duplicate): Removed.
3171 (can_collapse_pdrs): New.
3172 (pbb_remove_duplicate_pdrs): New.
3173 (new_poly_dr): Do not look for duplicates.
3174 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3175 (PBB_PDR_DUPLICATES_REMOVED): New.
3176 (pbb_remove_duplicate_pdrs): Declared.
3178 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3180 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3181 the strides by multiplying by PDR_NB_REFS.
3182 * graphite-poly.c (can_collapse_pdr): New.
3183 (pdr_find_duplicate): New.
3184 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3185 Initialize PDR_NB_REFS.
3186 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3188 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3190 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3193 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3196 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3198 * graphite-dependences.c (pddr_original_scattering): Return NULL
3199 for read-read dependence relations.
3200 * graphite-poly.h (enum poly_dr_type): Fix comment.
3203 (pdr_may_write_p): New.
3205 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3207 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3208 (struct poly_dr): Same.
3209 (new_poly_dr): Same.
3210 * graphite-poly.c (new_poly_dr): Same.
3211 * graphite-dependences.c (dot_deps): Disable call to system.
3213 2009-08-28 Cary Coutant <ccoutant@google.com>
3216 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3217 struct/union/enum types local to a function.
3219 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3220 Sebastian Pop <sebastian.pop@amd.com>
3222 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3223 pbb_strip_mine_time_depth. Changed the implementation so that
3224 transformation is expressed as a transformation on
3225 time (scatttering) dimensions. Also, ensures that the 2d+1
3226 scheduling format is preserved.
3227 (pbb_strip_mine_profitable_p): Profitability is based on the
3228 iteration number of a given time (scattering) dimension,
3229 and not on a original loop depth dimension.
3230 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3231 (pbb_do_strip_mine): Call psct_dynamic_dim.
3232 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3233 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3234 (pbb_nb_dynamic_scattering_transform): New.
3235 (psct_dynamic_dim): New.
3237 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3239 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3240 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3241 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3242 * graphite-interchange.c (build_linearized_memory_access): Same.
3243 (memory_stride_in_loop): Same.
3245 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3247 * graphite-dependences.c (pddr_original_scattering): New.
3248 (graphite_legal_transform_dr): Call pddr_original_scattering.
3251 * graphite-dependences.h (dot_deps): Declared.
3252 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3253 (print_pdr): Print PDR_ID.
3254 * graphite-poly.h (struct poly_dr): Add field id.
3257 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3259 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3261 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3262 not delete the original dependence relation.
3264 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3266 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3267 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3268 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3269 (free_poly_ddr): New.
3270 (pddr_is_empty): New.
3271 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3272 (dependence_polyhedron): Same. Remove useless gcc_assert.
3274 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3275 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3276 * graphite-dependences.h (enum poly_dependence_kind): New.
3277 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3278 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3279 (PDRP_SINK): Renamed PDDR_SINK.
3280 (PDRP_DDP): Renamed PDDR_DDP.
3282 (free_poly_ddr): Declared.
3283 * graphite-poly.c (new_scop): Use the new hash function names.
3284 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3285 into original_pddrs.
3286 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3288 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3290 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3291 bounds with LT_EXPR to make niter analysis more precise on code
3292 generated by Graphite.
3294 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3296 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3297 (graphite_legal_transform_bb): Same.
3298 (poly_drs_may_alias_p): Same.
3300 2009-08-28 Richard Guenther <rguenther@suse.de>
3302 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3304 2009-08-28 Jan Beulich <jbeulich@novell.com>
3306 * config/i386/netware.c: Include langhooks.h.
3307 (i386_nlm_encode_section_info): Simplify.
3308 (netware_override_options): Delete.
3309 * config/i386/netware.h (netware_override_options): Delete
3311 (OVERRIDE_OPTIONS): Delete definition.
3312 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3313 (ASM_COMMENT_START): Define.
3314 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3316 2009-08-28 Jan Beulich <jbeulich@novell.com>
3318 * configure.ac: For in-tree ld, do a plain version check to
3319 determine whether comdat groups are supported.
3320 * configure: Regenerate.
3322 2009-08-28 Olivier Hainque <hainque@adacore.com>
3324 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3325 always defined. Reflect definition or absence of such for
3326 COLLECT_EXPORT_LIST. Readability helper.
3327 (scanfilter): New enum, to help control what symbols
3328 are to be considered or ignored by scan_prog_file.
3329 (enum pass): Rename as "scanpass", moved together with scanfilter
3330 prior to scan_prog_file's prototype.
3331 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3332 Group prototype with the scanpass/scanfilter definitions, factorize
3333 head comments for the several implementations at the prototype.
3334 (main): Reorganize the first pass link control to let AIX
3335 drag only the needed frame tables in executables. Prevent
3336 frame tables collection during the scan aimed at static ctors.
3337 Pre-link and scan for frame tables later to compensate.
3338 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3339 A C statement to issue assembly directives that create a reference
3340 to the given DWARF table identifier label from the current function
3342 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3343 to differentiate first time section entry. Only emit a .data
3344 tables start identifier label the first time around.
3345 (switch_to_frame_table_section): New function. Helper for
3346 output_call_frame_info to switch possibly BACK into the eh_frame
3347 or the debug_frame section depending on FOR_EH.
3348 (output_call_frame_info): Use helper to first enter the proper
3350 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3351 emit a link to the frame table start label from each function
3353 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3354 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3355 * config/rs6000/rs6000-protos.h: Declare it.
3356 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3358 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3360 * config/sh/sh.c (split_branches): Check the result of
3363 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3365 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3366 using -pthread -fopenmp
3368 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3370 * doc/service.texi (service directory): Update URL.
3372 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3374 PR rtl-optimization/40861
3375 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3376 extract word from a multi-word subreg for negative byte positions.
3378 2009-08-27 Tristan Gingold <gingold@adacore.com>
3379 Douglas B Rupp <rupp@gnat.com>
3381 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3382 (SECTION_VMS_OVERLAY): Define.
3383 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3385 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3387 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3388 common_object declarations.
3389 (ia64_section_type_flags): Set section flag for common_object.
3390 * config/ia64/ia64-protos.h
3391 (ia64_vms_output_aligned_decl_common): Declare.
3392 (ia64_vms_elf_asm_named_section): Declare.
3394 2009-08-27 Michael Matz <matz@suse.de>
3396 * expr.c (expand_expr_real_2): New function taking exploded
3397 unary or binary expression, split out from ...
3398 (expand_expr_real_1): ... here. Move over all unary/binary
3399 switch parts to above function, in particular these codes:
3400 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3401 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3402 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3403 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3404 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3405 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3406 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3407 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3408 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3409 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3410 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3411 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3412 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3413 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3414 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3415 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3416 VEC_PACK_FIX_TRUNC_EXPR.
3417 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3420 2009-08-27 Richard Guenther <rguenther@suse.de>
3422 * gengtype.c (main): Handle uint64_t.
3423 * ipa-utils.c (get_base_var): Indent properly.
3424 * tree-ssa-live.c (debug_scope_block): New function.
3425 * tree-flow.h (debug_scope_block): Declare.
3426 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3427 * basic-block.h (enum profile_status): Rename to
3428 enum profile_status_d.
3429 (x_profile_status): Adjust type.
3431 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3434 * dwarf2out.c (get_context_die): Declare this static function.
3435 (gen_type_die_with_usage): Make sure a DIE is a generated for
3436 the context of a typedef.
3438 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3440 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3443 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3445 * config/mips/mips-protos.h (mips_output_sync): Declare.
3446 (mips_sync_loop_insns): Likewise.
3447 (mips_output_sync_loop): Replace first two parameters with an rtx.
3448 * config/mips/mips.c (mips_multi_member): New structure.
3449 (mips_multi_members): New variable.
3450 (mips_multi_start): New function.
3451 (mips_multi_add): Likewise.
3452 (mips_multi_add_insn): Likewise.
3453 (mips_multi_add_label): Likewise.
3454 (mips_multi_last_index): Likewise.
3455 (mips_multi_copy_insn): Likewise.
3456 (mips_multi_set_operand): Likewise.
3457 (mips_multi_write): Likewise.
3458 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3459 (mips_init_print_operand_punct): Update accordingly.
3460 (mips_start_ll_sc_sync_block): New function.
3461 (mips_end_ll_sc_sync_block): Likewise.
3462 (mips_output_sync): Likewise.
3463 (mips_sync_insn1_template): Likewise.
3464 (mips_sync_insn2_template): Likewise.
3465 (mips_get_sync_operand): Likewise.
3466 (mips_process_sync_loop): Likewise.
3467 (mips_output_sync_loop): Use mips_process_sync_loop.
3468 (mips_sync_loop_insns): New function.
3469 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3470 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3471 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3472 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3473 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3474 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3475 (MIPS_SYNC_OLD_OP_12): Likewise.
3476 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3477 (MIPS_SYNC_NEW_OP_12): Likewise.
3478 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3479 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3480 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3481 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3482 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3483 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3484 * config/mips/mips.md (sync_mem): New attribute.
3485 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3486 (sync_exclusive_mask, sync_required_oldval): Likewise.
3487 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3488 (sync_release_barrier): Likewise.
3489 (length): Handle sync loops.
3490 (sync): Use mips_output_sync.
3491 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3492 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3493 and use mips_output_sync_loop.
3494 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3495 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3496 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3497 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3498 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3499 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3500 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3501 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3502 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3504 2009-08-26 Richard Guenther <rguenther@suse.de>
3507 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3508 the types to not match.
3509 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3511 * tree-ssa.c (useless_type_conversion_p): Conversions to
3512 pointers to unprototyped functions are useless.
3514 2009-08-26 Richard Guenther <rguenther@suse.de>
3516 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3517 whole-program condition, prepare to be called for non-globals.
3518 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3519 params build a representative with known type and track its fields.
3521 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3523 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3524 clearing by a taken branch.
3525 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3526 effectively after bbro pass.
3527 (sync_nand<mode>): Ditto.
3528 (sync_old_<fetchop_name><mode>): Ditto.
3529 (sync_old_nand<mode>): Ditto.
3530 (sync_new_<fetchop_name><mode>): Dito.
3531 (sync_new_nand<mode>): Ditto.
3532 (sync_compare_and_swap<mode>_1): Ditto.
3533 (*sync_compare_and_swap<mode>): Ditto.
3534 (sync_lock_test_and_set<mode>_1): Ditto.
3535 ("sync_lock_test_and_set<mode>): Ditto.
3537 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3539 * hwint.h (HOST_LONG_FORMAT): New macro
3540 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3541 Use HOST_PTR_PRINTF.
3542 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3543 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3544 (HOST_PTR_PRINTF): Document.
3546 2009-08-25 Jan Hubicka <jh@suse.cz>
3548 * config/i386/bmmintrin.h: Replace by #error.
3551 Michael Meissner <michael.meissner@amd.com>
3552 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3553 Tony Linthicum <tony.linthicum@amd.com>
3555 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3556 (TARGET_ROUND): New macro for the round/ptest instructions which
3557 are shared between SSE4.1 and SSE5.
3558 (OPTION_MASK_ISA_ROUND): Ditto.
3559 (OPTION_ISA_ROUND): Ditto.
3560 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3561 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3563 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3564 (-mfused-madd): New switch to give users control over whether the
3565 compiler optimizes to use the multiply/add SSE5 instructions.
3567 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3568 (ix86_handle_option): Turn off 3dnow if -msse5.
3569 (override_options): Add SSE5 support.
3570 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3572 (ix86_expand_sse_movcc): Add SSE5 support.
3573 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3574 vector type to the next largest size.
3575 (ix86_expand_sse5_pack): New function to use pperm to pack a
3576 vector type to the next smallest size.
3577 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3578 (IX86_BUILTIN_FMADDSD): Ditto.
3579 (IX86_BUILTIN_FMADDPS): Ditto.
3580 (IX86_BUILTIN_FMADDPD): Ditto.
3581 (IX86_BUILTIN_FMSUBSS): Ditto.
3582 (IX86_BUILTIN_FMSUBSD): Ditto.
3583 (IX86_BUILTIN_FMSUBPS): Ditto.
3584 (IX86_BUILTIN_FMSUBPD): Ditto.
3585 (IX86_BUILTIN_FNMADDSS): Ditto.
3586 (IX86_BUILTIN_FNMADDSD): Ditto.
3587 (IX86_BUILTIN_FNMADDPS): Ditto.
3588 (IX86_BUILTIN_FNMADDPD): Ditto.
3589 (IX86_BUILTIN_FNMSUBSS): Ditto.
3590 (IX86_BUILTIN_FNMSUBSD): Ditto.
3591 (IX86_BUILTIN_FNMSUBPS): Ditto.
3592 (IX86_BUILTIN_FNMSUBPD): Ditto.
3593 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3594 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3595 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3596 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3597 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3598 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3599 (IX86_BUILTIN_PPERM): Ditto.
3600 (IX86_BUILTIN_PERMPS): Ditto.
3601 (IX86_BUILTIN_PERMPD): Ditto.
3602 (IX86_BUILTIN_PMACSSWW): Ditto.
3603 (IX86_BUILTIN_PMACSWW): Ditto.
3604 (IX86_BUILTIN_PMACSSWD): Ditto.
3605 (IX86_BUILTIN_PMACSWD): Ditto.
3606 (IX86_BUILTIN_PMACSSDD): Ditto.
3607 (IX86_BUILTIN_PMACSDD): Ditto.
3608 (IX86_BUILTIN_PMACSSDQL): Ditto.
3609 (IX86_BUILTIN_PMACSSDQH): Ditto.
3610 (IX86_BUILTIN_PMACSDQL): Ditto.
3611 (IX86_BUILTIN_PMACSDQH): Ditto.
3612 (IX86_BUILTIN_PMADCSSWD): Ditto.
3613 (IX86_BUILTIN_PMADCSWD): Ditto.
3614 (IX86_BUILTIN_PHADDBW): Ditto.
3615 (IX86_BUILTIN_PHADDBD): Ditto.
3616 (IX86_BUILTIN_PHADDBQ): Ditto.
3617 (IX86_BUILTIN_PHADDWD): Ditto.
3618 (IX86_BUILTIN_PHADDWQ): Ditto.
3619 (IX86_BUILTIN_PHADDDQ): Ditto.
3620 (IX86_BUILTIN_PHADDUBW): Ditto.
3621 (IX86_BUILTIN_PHADDUBD): Ditto.
3622 (IX86_BUILTIN_PHADDUBQ): Ditto.
3623 (IX86_BUILTIN_PHADDUWD): Ditto.
3624 (IX86_BUILTIN_PHADDUWQ): Ditto.
3625 (IX86_BUILTIN_PHADDUDQ): Ditto.
3626 (IX86_BUILTIN_PHSUBBW): Ditto.
3627 (IX86_BUILTIN_PHSUBWD): Ditto.
3628 (IX86_BUILTIN_PHSUBDQ): Ditto.
3629 (IX86_BUILTIN_PROTB): Ditto.
3630 (IX86_BUILTIN_PROTW): Ditto.
3631 (IX86_BUILTIN_PROTD): Ditto.
3632 (IX86_BUILTIN_PROTQ): Ditto.
3633 (IX86_BUILTIN_PROTB_IMM): Ditto.
3634 (IX86_BUILTIN_PROTW_IMM): Ditto.
3635 (IX86_BUILTIN_PROTD_IMM): Ditto.
3636 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3637 (IX86_BUILTIN_PSHLB): Ditto.
3638 (IX86_BUILTIN_PSHLW): Ditto.
3639 (IX86_BUILTIN_PSHLD): Ditto.
3640 (IX86_BUILTIN_PSHLQ): Ditto.
3641 (IX86_BUILTIN_PSHAB): Ditto.
3642 (IX86_BUILTIN_PSHAW): Ditto.
3643 (IX86_BUILTIN_PSHAD): Ditto.
3644 (IX86_BUILTIN_PSHAQ): Ditto.
3645 (IX86_BUILTIN_FRCZSS): Ditto.
3646 (IX86_BUILTIN_FRCZSD): Ditto.
3647 (IX86_BUILTIN_FRCZPS): Ditto.
3648 (IX86_BUILTIN_FRCZPD): Ditto.
3649 (IX86_BUILTIN_CVTPH2PS): Ditto.
3650 (IX86_BUILTIN_CVTPS2PH): Ditto.
3651 (IX86_BUILTIN_COMEQSS): Ditto.
3652 (IX86_BUILTIN_COMNESS): Ditto.
3653 (IX86_BUILTIN_COMLTSS): Ditto.
3654 (IX86_BUILTIN_COMLESS): Ditto.
3655 (IX86_BUILTIN_COMGTSS): Ditto.
3656 (IX86_BUILTIN_COMGESS): Ditto.
3657 (IX86_BUILTIN_COMUEQSS): Ditto.
3658 (IX86_BUILTIN_COMUNESS): Ditto.
3659 (IX86_BUILTIN_COMULTSS): Ditto.
3660 (IX86_BUILTIN_COMULESS): Ditto.
3661 (IX86_BUILTIN_COMUGTSS): Ditto.
3662 (IX86_BUILTIN_COMUGESS): Ditto.
3663 (IX86_BUILTIN_COMORDSS): Ditto.
3664 (IX86_BUILTIN_COMUNORDSS): Ditto.
3665 (IX86_BUILTIN_COMFALSESS): Ditto.
3666 (IX86_BUILTIN_COMTRUESS): Ditto.
3667 (IX86_BUILTIN_COMEQSD): Ditto.
3668 (IX86_BUILTIN_COMNESD): Ditto.
3669 (IX86_BUILTIN_COMLTSD): Ditto.
3670 (IX86_BUILTIN_COMLESD): Ditto.
3671 (IX86_BUILTIN_COMGTSD): Ditto.
3672 (IX86_BUILTIN_COMGESD): Ditto.
3673 (IX86_BUILTIN_COMUEQSD): Ditto.
3674 (IX86_BUILTIN_COMUNESD): Ditto.
3675 (IX86_BUILTIN_COMULTSD): Ditto.
3676 (IX86_BUILTIN_COMULESD): Ditto.
3677 (IX86_BUILTIN_COMUGTSD): Ditto.
3678 (IX86_BUILTIN_COMUGESD): Ditto.
3679 (IX86_BUILTIN_COMORDSD): Ditto.
3680 (IX86_BUILTIN_COMUNORDSD): Ditto.
3681 (IX86_BUILTIN_COMFALSESD): Ditto.
3682 (IX86_BUILTIN_COMTRUESD): Ditto.
3683 (IX86_BUILTIN_COMEQPS): Ditto.
3684 (IX86_BUILTIN_COMNEPS): Ditto.
3685 (IX86_BUILTIN_COMLTPS): Ditto.
3686 (IX86_BUILTIN_COMLEPS): Ditto.
3687 (IX86_BUILTIN_COMGTPS): Ditto.
3688 (IX86_BUILTIN_COMGEPS): Ditto.
3689 (IX86_BUILTIN_COMUEQPS): Ditto.
3690 (IX86_BUILTIN_COMUNEPS): Ditto.
3691 (IX86_BUILTIN_COMULTPS): Ditto.
3692 (IX86_BUILTIN_COMULEPS): Ditto.
3693 (IX86_BUILTIN_COMUGTPS): Ditto.
3694 (IX86_BUILTIN_COMUGEPS): Ditto.
3695 (IX86_BUILTIN_COMORDPS): Ditto.
3696 (IX86_BUILTIN_COMUNORDPS): Ditto.
3697 (IX86_BUILTIN_COMFALSEPS): Ditto.
3698 (IX86_BUILTIN_COMTRUEPS): Ditto.
3699 (IX86_BUILTIN_COMEQPD): Ditto.
3700 (IX86_BUILTIN_COMNEPD): Ditto.
3701 (IX86_BUILTIN_COMLTPD): Ditto.
3702 (IX86_BUILTIN_COMLEPD): Ditto.
3703 (IX86_BUILTIN_COMGTPD): Ditto.
3704 (IX86_BUILTIN_COMGEPD): Ditto.
3705 (IX86_BUILTIN_COMUEQPD): Ditto.
3706 (IX86_BUILTIN_COMUNEPD): Ditto.
3707 (IX86_BUILTIN_COMULTPD): Ditto.
3708 (IX86_BUILTIN_COMULEPD): Ditto.
3709 (IX86_BUILTIN_COMUGTPD): Ditto.
3710 (IX86_BUILTIN_COMUGEPD): Ditto.
3711 (IX86_BUILTIN_COMORDPD): Ditto.
3712 (IX86_BUILTIN_COMUNORDPD): Ditto.
3713 (IX86_BUILTIN_COMFALSEPD): Ditto.
3714 (IX86_BUILTIN_COMTRUEPD): Ditto.
3715 (IX86_BUILTIN_PCOMEQUB): Ditto.
3716 (IX86_BUILTIN_PCOMNEUB): Ditto.
3717 (IX86_BUILTIN_PCOMLTUB): Ditto.
3718 (IX86_BUILTIN_PCOMLEUB): Ditto.
3719 (IX86_BUILTIN_PCOMGTUB): Ditto.
3720 (IX86_BUILTIN_PCOMGEUB): Ditto.
3721 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3722 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3723 (IX86_BUILTIN_PCOMEQUW): Ditto.
3724 (IX86_BUILTIN_PCOMNEUW): Ditto.
3725 (IX86_BUILTIN_PCOMLTUW): Ditto.
3726 (IX86_BUILTIN_PCOMLEUW): Ditto.
3727 (IX86_BUILTIN_PCOMGTUW): Ditto.
3728 (IX86_BUILTIN_PCOMGEUW): Ditto.
3729 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3730 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3731 (IX86_BUILTIN_PCOMEQUD): Ditto.
3732 (IX86_BUILTIN_PCOMNEUD): Ditto.
3733 (IX86_BUILTIN_PCOMLTUD): Ditto.
3734 (IX86_BUILTIN_PCOMLEUD): Ditto.
3735 (IX86_BUILTIN_PCOMGTUD): Ditto.
3736 (IX86_BUILTIN_PCOMGEUD): Ditto.
3737 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3738 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3739 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3740 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3741 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3742 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3743 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3744 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3745 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3746 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3747 (IX86_BUILTIN_PCOMEQB): Ditto.
3748 (IX86_BUILTIN_PCOMNEB): Ditto.
3749 (IX86_BUILTIN_PCOMLTB): Ditto.
3750 (IX86_BUILTIN_PCOMLEB): Ditto.
3751 (IX86_BUILTIN_PCOMGTB): Ditto.
3752 (IX86_BUILTIN_PCOMGEB): Ditto.
3753 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3754 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3755 (IX86_BUILTIN_PCOMEQW): Ditto.
3756 (IX86_BUILTIN_PCOMNEW): Ditto.
3757 (IX86_BUILTIN_PCOMLTW): Ditto.
3758 (IX86_BUILTIN_PCOMLEW): Ditto.
3759 (IX86_BUILTIN_PCOMGTW): Ditto.
3760 (IX86_BUILTIN_PCOMGEW): Ditto.
3761 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3762 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3763 (IX86_BUILTIN_PCOMEQD): Ditto.
3764 (IX86_BUILTIN_PCOMNED): Ditto.
3765 (IX86_BUILTIN_PCOMLTD): Ditto.
3766 (IX86_BUILTIN_PCOMLED): Ditto.
3767 (IX86_BUILTIN_PCOMGTD): Ditto.
3768 (IX86_BUILTIN_PCOMGED): Ditto.
3769 (IX86_BUILTIN_PCOMFALSED): Ditto.
3770 (IX86_BUILTIN_PCOMTRUED): Ditto.
3771 (IX86_BUILTIN_PCOMEQQ): Ditto.
3772 (IX86_BUILTIN_PCOMNEQ): Ditto.
3773 (IX86_BUILTIN_PCOMLTQ): Ditto.
3774 (IX86_BUILTIN_PCOMLEQ): Ditto.
3775 (IX86_BUILTIN_PCOMGTQ): Ditto.
3776 (IX86_BUILTIN_PCOMGEQ): Ditto.
3777 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3778 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3779 (enum multi_arg_type): New enum for describing the various SSE5
3780 intrinsic argument types.
3781 (bdesc_multi_arg): New table for SSE5 intrinsics.
3782 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3783 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3785 (ix86_expand_builtin): Add SSE5 intrinsic support.
3786 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3787 operand instructions.
3788 (ix86_expand_sse5_multiple_memory): New function to split the
3789 second memory reference from SSE5 instructions.
3790 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3791 (ix86_return_pops_args): Use stdarg_p to determine if the function
3792 has variable arguments.
3793 (ix86_setup_incoming_varargs): Ditto.
3794 (x86_this_parameter): Ditto.
3796 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3798 (ix86_expand_sse5_pack): Ditto.
3799 (ix86_sse5_valid_op_p): Ditto.
3800 (ix86_expand_sse5_multiple_memory): Ditto.
3802 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3803 constant for SSE5 support.
3804 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3805 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3806 (UNSPEC_SSE5_PERMUTE): Ditto.
3807 (UNSPEC_SSE5_ASHIFT): Ditto.
3808 (UNSPEC_SSE5_LSHIFT): Ditto.
3809 (UNSPEC_FRCZ): Ditto.
3810 (UNSPEC_CVTPH2PS): Ditto.
3811 (UNSPEC_CVTPS2PH): Ditto.
3812 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3814 (COM_FALSE_S): Ditto.
3815 (COM_FALSE_P): Ditto.
3816 (COM_TRUE_S): Ditto.
3817 (COM_TRUE_P): Ditto.
3818 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3819 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3821 (memory attribute): Ditto.
3822 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3823 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3824 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3825 (floor<mode>2): Ditto.
3826 (ceil<mode>2): Ditto.
3827 (btrunc<mode>2): Ditto.
3828 (nearbyintdf2): Ditto.
3829 (nearbyintsf2): Ditto.
3830 (sse_setccsf): Disable if SSE5.
3831 (sse_setccdf): Ditto.
3832 (sse5_setcc<mode>): New support for SSE5 conditional move.
3833 (sse5_pcmov_<mode>): Ditto.
3835 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3837 (SSEMODEF2P): Ditto.
3838 (ssemodesuffixf4): New mode attribute for SSE5.
3839 (ssemodesuffixf2s): Ditto.
3840 (ssemodesuffixf2c): Ditto.
3841 (sserotatemax): Ditto.
3842 (ssescalarmode): Ditto.
3843 (sse_maskcmpv4sf3): Disable if SSE5.
3844 (sse_maskcmpv2df3): Ditto.
3845 (sse_vmmaskcmpv4sf3): Ditto.
3846 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3847 (sse5_vmfmadd<mode>4): Ditto.
3848 (sse5_fmsub<mode>4): Ditto.
3849 (sse5_vmfmsub<mode>4): Ditto.
3850 (sse5_fnmadd<mode>4): Ditto.
3851 (sse5_vmfnmadd<mode>4): Ditto.
3852 (sse5_fnmsub<mode>4): Ditto.
3853 (sse5_vmfnmsub<mode>4): Ditto.
3854 (sse5i_fmadd<mode>4): Ditto.
3855 (sse5i_fmsub<mode>4): Ditto.
3856 (sse5i_fnmadd<mode>4): Ditto.
3857 (sse5i_fnmsub<mode>4): Ditto.
3858 (sse5i_vmfmadd<mode>4): Ditto.
3859 (sse5i_vmfmsub<mode>4): Ditto.
3860 (sse5i_vmfnmadd<mode>4): Ditto.
3861 (sse5i_vmfnmsub<mode>4): Ditto.
3862 (mulv16qi3): Add SSE5 support.
3864 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3865 (sse2_mulv4si3): Disable if SSE5.
3866 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3867 (sse4_1_roundps): Ditto.
3868 (sse4_1_roundsd): Ditto.
3869 (sse4_1_roundss): Ditto.
3870 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
3872 (sse_maskcmpsf3): Ditto.
3873 (sse_vmmaskcmpv4sf3): Ditto.
3874 (sse2_maskcmpv2df3): Ditto.
3875 (sse2_maskcmpdf3): Ditto.
3876 (sse2_vmmaskcmpv2df3): Ditto.
3877 (sse2_eq<mode>3): Ditto.
3878 (sse2_gt<mode>3): Ditto.
3879 (sse5_pcmov_<mode>): Add SSE5 support.
3880 (vec_unpacku_hi_v16qi): Ditto.
3881 (vec_unpacks_hi_v16qi): Ditto.
3882 (vec_unpacku_lo_v16qi): Ditto.
3883 (vec_unpacks_lo_v16qi): Ditto.
3884 (vec_unpacku_hi_v8hi): Ditto.
3885 (vec_unpacks_hi_v8hi): Ditto.
3886 (vec_unpacku_lo_v8hi): Ditto.
3887 (vec_unpacks_lo_v8hi): Ditto.
3888 (vec_unpacku_hi_v4si): Ditto.
3889 (vec_unpacks_hi_v4si): Ditto.
3890 (vec_unpacku_lo_v4si): Ditto.
3891 (vec_unpacks_lo_v4si): Ditto.
3892 (sse5_pmacsww): New SSE5 intrinsic insn.
3893 (sse5_pmacssww): Ditto.
3894 (sse5_pmacsdd): Ditto.
3895 (sse5_pmacssdd): Ditto.
3896 (sse5_pmacssdql): Ditto.
3897 (sse5_pmacssdqh): Ditto.
3898 (sse5_pmacsdqh): Ditto.
3899 (sse5_pmacsswd): Ditto.
3900 (sse5_pmacswd): Ditto.
3901 (sse5_pmadcsswd): Ditto.
3902 (sse5_pmadcswd): Ditto.
3903 (sse5_pcmov_<move>): Conditional move support on SSE5.
3904 (sse5_phaddbw): New SSE5 intrinsic insn.
3905 (sse5_phaddbd): Ditto.
3906 (sse5_phaddbq): Ditto.
3907 (sse5_phaddwd): Ditto.
3908 (sse5_phaddwq): Ditto.
3909 (sse5_phadddq): Ditto.
3910 (sse5_phaddubw): Ditto.
3911 (sse5_phaddubd): Ditto.
3912 (sse5_phaddubq): Ditto.
3913 (sse5_phadduwd): Ditto.
3914 (sse5_phadduwq): Ditto.
3915 (sse5_phaddudq): Ditto.
3916 (sse5_phsubbw): Ditto.
3917 (sse5_phsubwd): Ditto.
3918 (sse5_phsubdq): Ditto.
3919 (sse5_pperm): Ditto.
3920 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
3921 (sse5_pperm_zero_v16qi_v8hi): Ditto.
3922 (sse5_pperm_sign_v8hi_v4si): Ditto.
3923 (sse5_pperm_zero_v8hi_v4si): Ditto.
3924 (sse5_pperm_sign_v4si_v2di): Ditto.
3925 (sse5_pperm_sign_v4si_v2di): Ditto.
3926 (sse5_pperm_pack_v2di_v4si): Ditto.
3927 (sse5_pperm_pack_v4si_v8hi): Ditto.
3928 (sse5_pperm_pack_v8hi_v16qi): Ditto.
3929 (sse5_perm<mode>): New SSE5 intrinsic insn.
3930 (rotl<mode>3): Ditto.
3931 (sse5_rotl<mode>3): Ditto.
3932 (sse5_ashl<mode>3): Ditto.
3933 (sse5_lshl<mode>3): Ditto.
3934 (sse5_frcz<mode>2): Ditto.
3935 (sse5s_frcz<mode>2): Ditto.
3936 (sse5_cvtph2ps): Ditto.
3937 (sse5_cvtps2ph): Ditto.
3938 (sse5_vmmaskcmp<mode>3): Ditto.
3939 (sse5_com_tf<mode>3): Ditto.
3940 (sse5_maskcmp<mode>3): Ditto.
3941 (sse5_maskcmp_uns<mode>3): Ditto.
3942 (sse5_maskcmp_uns2<mode>3): Ditto.
3943 (sse5_pcom_tf<mode>3): Ditto.
3945 * config/i386/predicates.md (sse5_comparison_float_operator):
3946 New predicate to match the comparison operators supported by
3947 the SSE5 com instruction.
3948 (ix86_comparison_int_operator): New predicate to match just the
3949 signed int comparisons.
3950 (ix86_comparison_uns_operator): New predicate to match just the
3951 unsigned int comparisons.
3953 * doc/invoke.texi (-msse5): Add documentation.
3954 (-mfused-madd): Ditto.
3956 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
3958 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
3960 (x86_64-*-*): Ditto.
3962 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
3964 * config/i386/bmmintrin.h: New file, provide common x86 compiler
3965 intrinisics for SSE5.
3967 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
3970 * config/i386/mmintrin-common.h: New file, to contain common
3971 instructions between SSE4.1 and SSE5.
3973 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
3974 FOREACH_FUNCTION_ARGS to iterate over the argument list.
3975 (gen_regparm_prefix): Ditto.
3977 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
3978 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
3979 prototype_p to determine if a function is prototyped.
3981 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
3983 * c-common.c (c_common_reswords) add the alignof keyword,
3984 with same RID as __alignof and __alignof__
3986 2009-08-25 Anatoly Sokolov <aesok@post.ru>
3988 * hooks.h (hook_bool_const_int_const_int_true): Declare.
3989 * hooks.c (hook_bool_const_int_const_int_true): New function.
3990 * target.h (struct gcc_target): Add can_eliminate field.
3991 * target-def.h (TARGET_CAN_ELIMINATE): Define.
3992 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
3993 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
3994 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
3995 (elim_table): Revise comment.
3996 * system.h (CAN_ELIMINATE): Poison.
3997 * defaults.h (CAN_ELIMINATE): Remove.
3998 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4000 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4001 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4003 (alpha_vms_can_eliminate): Declare as static, change return type to
4005 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4007 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4008 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4009 (arm_can_eliminate): New function.
4011 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4012 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4013 (avr_can_eliminate): Declare as static.
4014 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4016 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4017 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4018 (bfin_can_eliminate): New function.
4020 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4021 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4022 (crx_can_eliminate): New function.
4024 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4025 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4026 (fr30_can_eliminate): New function.
4028 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4029 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4030 (frv_can_eliminate): New function.
4032 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4033 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4034 (h8300_can_eliminate): New function.
4036 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4037 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4038 (i386_can_eliminate): Declare as static, change return type to bool.
4039 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4041 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4042 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4043 (ia64_can_eliminate): New function.
4045 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4046 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4047 (iq2000_can_eliminate): New function.
4049 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4050 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4051 (m32r_can_eliminate): New function.
4053 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4054 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4055 (m68hc11_can_eliminate): New function.
4057 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4058 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4059 (m68k_can_eliminate): New function.
4061 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4062 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4063 (mep_can_eliminate): New function.
4065 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4066 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4067 (mips_can_eliminate): New function.
4069 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4070 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4071 (rs6000_can_eliminate): New function.
4073 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4074 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4075 (s390_can_eliminate): Declare as static.
4076 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4078 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4079 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4080 (score_can_eliminate): New function.
4082 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4083 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4084 (sparc_can_eliminate): Declare as static.
4085 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4087 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4088 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4089 (xstormy16_can_eliminate): New function.
4091 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4092 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4093 (v850_can_eliminate): New function.
4095 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4097 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4098 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4099 (*movdfcc_ext[1234]): Disable for IEEE mode.
4101 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4103 * gimplify.c (prepare_gimple_addressable): New static function.
4104 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4106 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4107 manually fiddling with it.
4109 2009-08-25 Michael Matz <matz@suse.de>
4111 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4112 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4114 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4115 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4116 (do_jump): Split out code for simple binary comparisons into ...
4117 (do_jump_1): ... this, taking the individual operands and code.
4118 Change callers to helper function above accordingly.
4119 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4122 2009-08-25 Michael Matz <matz@suse.de>
4124 * expr.h (struct separate_ops, sepops): New type for passing
4125 around an exploded simple expression.
4126 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4127 Use this structure instead of expression tree.
4128 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4129 expression, only its type.
4130 (expand_vec_cond_expr): Take type and individual operands instead
4132 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4133 expand_vec_shift_expr): Change prototype accordingly.
4134 * tree-vect-stmts.c (vectorizable_condition): Change call of
4135 expand_vec_cond_expr_p to pass only type.
4136 * expr.c (do_store_flags): Change prototype and implementation
4137 to take an exploded expression.
4138 (expand_expr_real_1): New local ops initialized with details
4139 of the full expression. Use it instead of full
4140 expression in calls to do_store_flags, expand_vec_cond_expr,
4141 expand_widen_pattern_expr and expand_vec_shift_expr.
4143 2009-08-25 Michael Matz <matz@suse.de>
4145 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4146 treeop2 initialized with first three operands of the full expression.
4147 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4149 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4151 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4152 (__gthread_objc_condition_allocate): Mark arguments as unused.
4153 (__gthread_objc_condition_deallocate): Likewise.
4154 (__gthread_objc_condition_wait): Likewise.
4155 (__gthread_objc_condition_broadcast): Likewise.
4156 (__gthread_objc_condition_signal): Likewise.
4157 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4158 (__gthread_objc_thread_id): Likewise.
4160 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4163 * tree-pretty-print.c (print_call_name): Print the correct call name
4164 for procedure pointer components.
4166 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4168 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4169 default_promote_function_mode when not VMS.
4171 2009-08-24 Olivier Hainque <hainque@adacore.com>
4173 * convert.c (convert_to_integer): Don't assume an input pointer is
4174 POINTER_SIZE wide. Fetch from the type instead.
4176 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4178 * configure.ac (AC_PREREQ): Bump to 2.64.
4180 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4182 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4183 (process_command): Don't search standard_exec_prefix_1 and
4184 standard_exec_prefix_2.
4186 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4188 * config/arm/arm.c (output_return_instruction): Handle for
4191 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4193 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4195 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4197 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4198 (*arm_movdf_vfp): Likewise.
4200 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4202 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4203 (vashr<mode>3): Rename from ashr<mode>3.
4204 (vlshr<mode>3): Rename from lshr<mode>3.
4206 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4209 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4210 (check_format_info_main): Use scalar_identify_flag.
4211 (check_format_types): Check for scalar size identity if
4212 scalar_identify_flag is set.
4213 (printf_length_specs): Extend by new field.
4214 (asm_fprintf_length_specs): Likewise.
4215 (gcc_diag_length_specs): Likewise.
4216 (scanf_length_specs): Likewise.
4217 (strfmon_length_specs): Likewise.
4218 (gcc_gfc_length_specs): Likewise.
4219 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4220 (ms_printf_flag_specs): Likewise.
4221 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4223 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4226 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4227 (*call_value_pop_1): Ditto.
4228 (*sibcall_pop_1): New insn pattern.
4229 (*sibcall_value_pop_1): Ditto.
4231 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4234 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4237 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4240 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4241 (get_reg_use_in): New function.
4242 (forward_propagate_subreg): Propagate through subreg of zero_extend
4245 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4247 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4248 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4250 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4252 * configure.ac: Remove --with-datarootdir, --with-docdir,
4253 --with-htmldir switches. No need to call AC_SUBST for
4254 datarootdir, docdir, htmldir any more.
4255 * configure: Regenerate.
4256 * doc/install.texi (Configuration): Document --datarootdir,
4257 --docdir, --htmldir, --pdfdir; update documentation for
4258 --infodir, --mandir.
4259 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4262 * aclocal.m4: Regenerate.
4263 * config.in: Regenerate.
4264 * configure: Regenerate.
4266 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4267 Olivier Hainque <hainque@adacore.com>
4269 * config/ia64/ia64.c: Include libfuncs.h.
4270 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4271 (ia64_expand_call): Use reg 25 on VMS.
4272 (ia64_initialize_trampoline): Fix for VMS ABI.
4273 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4274 (ia64_function_arg): Initialize reg 25 on VMS.
4275 Fix OpenVMS ABI issues for varargs.
4276 For OpenVMS, emit the Argument Information register set in the
4277 incoming/sibcall case as well.
4278 (ia64_arg_type): New function.
4279 (ia64_function_arg_advance): Keep track of cum->words.
4280 Fix OpenVMS ABI issues for varargs.
4281 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4282 (ia64_override_options): Set flag_no_common on VMS.
4283 (ia64_init_builtins): Disable FWRITE builtin.
4284 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4285 (ia64_vms_init_libfuncs): Add decc$ routines.
4286 (ia64_vms_valid_pointer_mode): New function.
4287 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4288 (ia64_promote_function_mode): New function
4289 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4290 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4291 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4292 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4293 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4294 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4295 Suppress trailing '#' if VALUE is numeric.
4296 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4297 ia64_promote_function_mode.
4298 (TARGET_VALID_POINTER_MODE): Define.
4300 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4303 * config/rs6000/rs6000.c (rs6000_override_options): Use
4304 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4307 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4308 reporting of vector + decimal/boolean/complex error.
4310 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4312 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4313 __vector double TYPE_DECL.
4315 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4317 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4318 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4319 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4320 to pointer to enum machine_mode. Update all callers as needed.
4322 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4324 * config/alpha/alpha.md (exception_receiver): Emit alternative
4325 GP load sequence if flag_reorder_blocks_and_partition is set.
4326 (*exception_receiver_2): Also enable when
4327 flag_reorder_blocks_and_partition is set.
4329 2009-08-20 Matt Rice <ratmice@gmail.com>
4330 Diego Novillo <dnovillo@google.com>
4332 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4335 2009-08-20 Richard Guenther <rguenther@suse.de>
4337 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4338 * c-tree.h (c_dup_lang_specific_decl): Remove.
4339 (struct lang_decl, struct lang_type): Move definitions ...
4340 * c-lang.h: ... here. New file.
4341 * c-decl.c: Include c-lang.h.
4342 (c_dup_lang_specific_decl): Remove.
4343 * c-typeck.c: Include c-lang.h.
4344 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4345 (c-typeck.o): Likewise.
4346 * c-config-lang.in (gtfiles): Add c-lang.h.
4347 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4350 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4352 * config/alpha/alpha.c (alpha_end_function): Do not clear
4353 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4354 this is now handled in generic code.
4356 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4358 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4359 (s390_z10_fix_long_loop_prediction): New function.
4360 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4361 (s390_reorg): Walk over the INSNs and invoke
4362 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4364 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4366 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4367 "*brx_64bit", "*brx_31bit"): New patterns.
4368 * config/s390/s390.c ('E'): New output modifier.
4370 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4371 Richard Earnshaw <richard.earnshaw@arm.com>
4373 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4374 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4376 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4378 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4380 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4381 for mode mode of operand0 when doing secondary reload for SAR.
4383 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4386 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4387 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4389 2009-08-19 Jason Merrill <jason@redhat.com>
4391 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4392 supported template depth in C++0x.
4394 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4396 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4397 free_after_compilation.
4398 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4399 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4400 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4401 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4402 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4403 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4404 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4406 2009-08-19 Ian Lance Taylor <iant@google.com>
4408 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4409 of (plus (mult (neg B) C) A).
4411 2009-08-18 Michael Matz <matz@suse.de>
4413 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4414 instead of comparing TYPE_MAIN_VARIANT for equality.
4415 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4416 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4417 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4418 * gimplify.c (goa_lhs_expr_p): Ditto and use
4419 STRIP_USELESS_TYPE_CONVERSION.
4421 2009-08-18 Michael Matz <matz@suse.de>
4423 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4424 first field in a struct.
4425 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4427 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4429 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4430 locators before emit_insn is called. Remove assert that
4432 (alpha_end_function): Clear crtl->emit structure and free insn
4433 locators if cfun->is_thunk is true.
4435 2009-08-18 Jason Merrill <jason@redhat.com>
4437 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4439 * configure.ac: Test for it.
4440 * configure, config.in: Regenerate.
4441 * doc/install.texi: Document --enable-gnu-unique-object.
4443 2009-08-18 Richard Guenther <rguenther@suse.de>
4446 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4447 pow(x,y*z) only if x is nonnegative.
4449 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4451 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4455 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4456 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4458 2009-08-17 DJ Delorie <dj@redhat.com>
4460 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4461 * config/m32c/prologue.md (epilogue_freit): New.
4463 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4464 (bank_switch_p): Likewise.
4465 (fast_interrupt_p): Likewise.
4466 (interrupt_p): Likewise.
4467 (m32c_conditional_register_usage): Round memregs size up.
4468 (need_to_save): We only need to save $a0 when we use ENTER.
4469 (interrupt_p): Check for fast_interrupt too.
4470 (bank_switch_p): New.
4471 (fast_interrupt_p): New.
4472 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4473 (m32c_emit_prolog): Support bank switching and fast interrupts.
4474 * doc/extend.texi (Function Attributes): Add bank_switch and
4477 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4479 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4480 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4482 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4484 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4485 (menu): Add IA-64/VMS Options.
4486 (IA-64/VMS Options): Likewise.
4488 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4491 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4493 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4495 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4496 (mips_pop_asm_switch): Likewise.
4497 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4499 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4500 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4501 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4502 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4503 instead of set_noreorder.
4504 (mips_output_function_prologue): Use the new functions.
4505 (mips_output_function_epilogue): Likewise.
4506 (mips_need_noat_wrapper_p): New function, split out from...
4507 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4508 Use mips_push_asm_switch and mips_pop_asm_switch.
4509 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4510 and mips_pop_asm_switch.
4511 (ASM_OUTPUT_REG_POP): Likewise.
4512 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4513 Use mips_pop_asm_switch.
4514 (mips_asm_switch): New structure.
4515 (set_noreorder, set_nomacro): Replace with...
4516 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4517 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4518 instead of set_nomacro.
4519 (fix_truncsfsi2_macro): Likewise.
4520 (cprestore): Likewise.
4521 (hazard): Use mips_noreorder instead of set_noreorder.
4522 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4524 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4526 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4527 from prev_active_insn.
4529 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4531 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4532 * config/avr/avr.c (avr_override_options): Initialize
4533 avr_current_arch variable.
4534 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4535 __AVR_HAVE_16BIT_SP__ according to the device type.
4536 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4538 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4539 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4541 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4544 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4545 generating inlined subroutine die only. We shouldn't be
4546 called for anything else.
4547 (gen_block_die): Don't generate inline subroutine debug info for
4550 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4552 * graphite-poly.c (print_pbb): Print PBB index.
4554 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4557 * graphite-interchange.c (ppl_max_for_le): Moved...
4558 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4559 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4560 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4561 * graphite-ppl.h (ppl_max_for_le): Declared.
4563 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4565 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4566 supported on all platforms.
4567 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4568 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4569 * c-pragma.c: Likewise.
4570 * target-def.h (TARGET_INITIALIZER): Remove
4571 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4572 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4574 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4576 * config/ia64/fde-vms.c: New file.
4577 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4578 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4579 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4580 (uw_frame_state_for): Only register a personality routine if it is
4581 known to be compatible with our expectations.
4582 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4583 Declare unw_table_entry stack variable and
4584 mod all calls to _Unwind_FindTableEntry to add arg.
4585 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4586 (_Unwind_FindTableEntry): Add arg to prototype.
4588 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4590 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4591 field 'signal_pfs_loc'.
4592 (uw_frame_state_for): Remove duplicate code dealing with leaf
4593 procedures without unwind info.
4594 If in the frame after unwinding through a signal handler, restore
4595 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4596 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4597 'pfs_loc' to the AR.PFS location in the signal context; instead
4598 set 'signal_pfs_loc'.
4599 Manually generate the unwind info for the AR.PFS register.
4600 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4601 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4602 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4603 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4604 instead set 'signal_pfs_loc'.
4605 Remove code preventing the AR.PFS register from being restored
4606 from the signal context.
4608 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4609 Tristan Gingold <gingold@adacore.com>
4611 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4612 * config/ia64/t-vms: New file.
4613 * config/ia64/vms64.h: New file.
4614 * config/ia64/vms.h: New file.
4615 * config/ia64/vms-crtinit.asm: New file.
4616 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4617 * config/ia64/vms-unwind.h: New file.
4619 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4621 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4624 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4627 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4629 * real.h (do_mpc_arg2): ... here.
4630 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4633 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4635 * final.c (add_debug_prefix_map): Don't use GC memory for
4636 old_prefix and new_prefix.
4638 2009-08-14 Richard Guenther <rguenther@suse.de>
4640 * ipa-prop.c (compute_complex_pass_through): If we cannot
4641 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4643 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4645 * c-lex.c (c_lex_with_flags): Increase size of local variable
4646 to avoid memory clobber.
4648 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4651 * config/i386/i386.c (ix86_fp_comparison_strategy):
4652 Only enable/disable sahf at function granularity.
4654 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4656 PR rtl-optimization/41064
4657 * reload1.c (reload_as_needed): Don't call extract_insn
4658 for known invalid replacements after calling
4659 validate_replace_rtx_group and verify_changes.
4661 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4664 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4665 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4666 ix86_expand_fp_vcond.
4667 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4668 Assert that operation is supported by ix86_expand_int_vcond.
4669 (vcondu<SSEMODE124C8:mode>): Ditto.
4671 2009-08-13 DJ Delorie <dj@redhat.com>
4673 * config/i386/djgpp-stdint.h: New.
4674 * config.gcc (djgpp): Use it.
4676 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4678 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4679 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4681 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4683 * tree-ssa-loop-prefetch.c
4684 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4685 for long-stride pruning.
4686 (compute_miss_rate): New function to compute the probability
4687 that two memory references access different cache lines.
4689 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4691 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4693 2009-08-13 Richard Guenther <rguenther@suse.de>
4696 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4697 use the constant pointer type.
4698 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4699 of CV qualifiers on the target pointer type.
4700 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4701 conversion check before restrict check.
4703 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4706 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4708 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4710 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4712 2009-08-12 Richard Guenther <rguenther@suse.de>
4714 PR tree-optimization/41011
4715 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4716 and reference constructing.
4718 2009-08-12 Xinliang David Li <davidxl@google.com>
4720 PR tree-optimization/41012
4721 * tree-flow.h : New external interface.
4722 * gimple-low.c (check_call_arg): Change to public function.
4723 Remove argument mismatch check in lowering.
4724 * tree-inline.h (tree_can_inline_p): Interface change.
4725 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4727 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4728 Call change to tree_can_inline_p function.
4729 (cgraph_decide_inlining_incrementally): Ditto.
4731 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4733 PR tree-optimization/41031
4734 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4735 on the partition variable rather than promote_mode on the source
4736 type. Assert that the partition variable's type has the same
4737 mode as the source value's.
4739 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4741 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4742 for for_return == 2.
4743 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4745 * calls.c (expand_call): Fix typo.
4746 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4748 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4750 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4751 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4752 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4753 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4755 2009-08-12 Andrew Haley <aph@redhat.com>
4757 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4759 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4762 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4764 2009-08-12 Richard Guenther <rguenther@suse.de>
4766 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4767 * gimplify.c (gimplify_modify_expr): Do not use
4768 lang_hooks.types_compatible_p.
4769 * tree-ssa.c (useless_type_conversion_p): For aggregates
4770 just return false if the canonical types differ.
4772 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4775 * sese.c (convert_for_phi_arg): New.
4776 (add_guard_exit_phis): Use convert_for_phi_arg.
4778 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4780 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4781 unknown subscript upper bounds.
4783 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4784 Pranav Garg <pranav.garg2107@gmail.com>
4786 * graphite-interchange.c (gather_access_strides): Removed.
4787 (ppl_max_for_le): New.
4788 (build_linearized_memory_access): New.
4789 (memory_stride_in_loop): New.
4790 (pbb_interchange_profitable_p): Reimplemented.
4791 * graphite-ppl.h (ppl_new_id_map): New.
4792 (ppl_interchange): New.
4794 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4796 * graphite-interchange.c (compute_subscript): Removed.
4797 (compute_array_size_cstr): Removed.
4798 (compute_array_size_poly): Removed.
4799 (compute_array_size): Removed.
4800 (gather_access_strides_poly): Removed.
4801 (gather_access_strides): Empty.
4803 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4805 * graphite-dependences.c (dependence_polyhedron_1): Replace
4806 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4807 (graphite_legal_transform_dr): Same.
4808 (graphite_carried_dependence_level_k): Same.
4809 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4810 Initialize PDR_NB_SUBSCRIPTS.
4811 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4813 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4814 (PDR_NB_SUBSCRIPTS): New.
4815 (pdr_nb_subscripts): Removed.
4816 (pdr_dim): Simplified.
4817 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4818 with PDR_NB_SUBSCRIPTS.
4820 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4822 * graphite-interchange.c (compute_array_size): Remove use of
4824 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4825 Do not initialize PDR_DATA_CONTAINER.
4826 (print_pdr): Do not print PDR_DATA_CONTAINER.
4827 * graphite-poly.h (struct poly_dr): Remove data_container field.
4828 (PDR_DATA_CONTAINER): Removed.
4829 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4831 (build_poly_dr): Same.
4833 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4834 Sebastian Pop <sebastian.pop@amd.com>
4836 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4837 copy of the dependence polyhedron. Free the temporary objects.
4838 (graphite_carried_dependence_level_k): Free unused objects before
4841 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4842 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4843 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4844 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4845 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4847 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4849 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4850 Early return without analyzing the data dependences if no
4851 transform has been done. Call restore_scattering if the transform
4853 (graphite-interchange.c): Same.
4854 * graphite-poly.c (print_scattering_function): Test for
4856 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4857 (apply_poly_transforms): Do not gcc_assert that
4858 the transform is legal.
4859 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4860 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4861 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4862 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4863 * graphite-poly.h (struct poly_scattering): New.
4864 (struct poly_bb): Add original, transformed, and saved fields.
4865 Remove transformed_scattering, original_scattering,
4866 nb_local_variables and nb_scattering_transform fields.
4867 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4868 (poly_scattering_new): New.
4869 (poly_scattering_free): New.
4870 (poly_scattering_copy): New.
4871 (store_scattering_pbb): New.
4872 (store_scattering): New.
4873 (restore_scattering_pbb): New.
4874 (restore_scattering): New.
4875 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
4876 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
4878 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4880 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
4883 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4885 * Makefile.in (graphite.o): Depends on PREDICT_H.
4886 * graphite.c: Include predict.h.
4887 (graphite_finalize): Call tree_estimate_probability.
4888 * predict.c (predict_loops): Do not call scev_initialize and
4890 (tree_estimate_probability_bb): New.
4891 (tree_estimate_probability): Do not initialize loops: move that
4892 code to the driver. Call tree_estimate_probability_bb.
4893 (tree_estimate_probability_driver): New.
4894 (pass_profile): Use tree_estimate_probability_driver.
4895 * predict.h (tree_estimate_probability): Declared.
4897 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4899 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
4900 * graphite-dependences.c (graphite_legal_transform): Add time to
4901 TV_GRAPHITE_DATA_DEPS.
4902 (dependency_between_pbbs_p): Same.
4903 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
4905 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
4907 PR rtl-optimization/41033
4908 * alias.c (nonoverlapping_component_refs_p): Punt when strict
4909 aliasing is disabled.
4911 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4913 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
4914 si_mask_operand, and_load_operand, low_bitmask_operand,
4915 and_reg_operand, and_operand): New predicates.
4916 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
4917 * config/mips/mips.c (and_operands_ok): New function.
4918 * config/mips/mips-protos.h (and_operands_ok): Declare it.
4919 * config/mips/mips.md (move_type): Add ext_ins and logical.
4920 (type): Handle them.
4921 (and<mode>3): Use and_reg_operand as the second operand's predicate.
4922 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
4923 shift_shift. Remove commutative constraint modifier.
4924 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
4926 (*clear_upper32_dext): Remove define_insn_and_split.
4927 (*clear_upper32): Turn this define_insn_and_split ...
4928 (splitter for ANDing register with 0xffff_ffff): .. into this.
4930 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
4932 * combine.c (try_widen_shift_mode): Factor out code to check if an
4933 integer constant is a low-order bitmask from here ...
4934 * rtlanal.c (low_bitmask_len): ... to here.
4935 * rtl.h (low_bitmask_len): Declare.
4937 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
4940 * config/alpha/alpha.md (addsi3): Remove expander.
4941 (addsi3): Rename from *addsi3_internal insn pattern.
4942 (subsi3): Remove expander.
4943 (subsi3): Rename from *subsi3_internal insn pattern.
4945 2009-08-11 Douglas B Rupp <rupp@gnat.com>
4947 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
4950 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
4951 Eric Botcazou <botcazou@adacore.com>
4952 Douglas B Rupp <rupp@gnat.com>
4954 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
4955 that records that fit in 64 bits are returned by immediate value,
4956 as required by OpenVMS Calling Standard.
4957 (function_value): Adjust for above modification.
4958 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
4959 virtual_incoming_args_rtx as base object, not next_arg.
4960 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
4962 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4964 * reload.c (find_reloads_subreg_address): Check the original
4965 req_equiv_mem address to detect the case where an address is
4966 not valid in the outer mode.
4968 2009-08-11 Richard Guenther <rguenther@suse.de>
4971 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
4973 2009-08-10 Douglas B Rupp <rupp@gnat.com>
4975 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
4976 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
4978 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
4979 Douglas B Rupp <rupp@gnat.com>
4981 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
4982 PT_STACK when frame_pointer_needed on OpenVMS.
4983 (alpha_pv_save_size, alpha_using_fp): Remove.
4984 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
4985 with proper processing for PT_NULL.
4986 (alpha_vms_initial_elimination_offset): New function. Support for
4987 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
4988 (alpha_sa_size): Force procedure type to PT_STACK when
4989 frame_pointer_needed on OpenVMS.
4990 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
4991 (alpha_using_fp): Likewise.
4992 (alpha_vms_can_eliminate): Add prototype.
4993 (alpha_vms_initial_elimination_offset): Likewise.
4994 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
4995 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
4997 2009-08-10 Eric Botcazou <botcazou@adacore.com>
4998 Douglas B Rupp <rupp@gnat.com>
5000 * config/alpha/alpha.c (common_object_handler): New function.
5001 (vms_attribute_table): Declare a single attribute "common_object".
5002 (vms_output_aligned_decl_common): New global function.
5003 (SECTION_VMS_OVERLAY): Delete.
5004 (SECTION_VMS_GLOBAL): Likewise.
5005 (SECTION_VMS_INITIALIZE): Likewise.
5006 (vms_asm_named_section): Remove support for above flags.
5007 (vms_section_type_flags): Delete.
5008 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5009 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5010 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5011 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5013 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5016 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5017 (sub_ddmmss): Likewise.
5019 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5022 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5025 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5028 * reload1.c (reload_as_needed): Use cancel_changes to completely
5029 undo a failed replacement attempt.
5031 2009-08-10 Richard Guenther <rguenther@suse.de>
5034 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5035 (useless_type_conversion_p): ... here. Require pointer targets
5038 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5041 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5042 loose the original type of the statement list.
5044 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5046 * config/alpha/alpha.c: Include libfuncs.h
5047 (avms_asm_output_extern): New function.
5048 (alpha_init_libfuncs): Init some decc libfuncs.
5049 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5050 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5051 (DO_CRTL_NAMES): Define.
5053 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5054 (LONG_TYPE_SIZE): Define.
5055 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5056 (SUBTARGET_SWITCHES): Define malloc64 switch.
5057 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5058 (MASK_RETURN_ADDR): Define.
5059 doc/invoke.texi (mmalloc64): Document switch.
5061 2009-08-09 Olivier Hainque <hainque@adacore.com>
5062 Douglas B Rupp <rupp@gnat.com>
5064 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5065 uses_condition_handler.
5066 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5067 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5068 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5069 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5070 (code_for_builtin): New insn codes for the new alpha_builtins.
5071 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5072 (alpha_sa_size): Account for uses_condition_handler.
5073 (alpha_expand_prologue): Likewise.
5074 (alpha_start_function): Likewise.
5075 (alpha_expand_epilogue): Likewise.
5076 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5077 establish/revert expanders.
5078 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5079 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5080 New expander, resorting to the alpha.c associated function.
5081 (builtin_revert_vms_condition_handler): Likewise.
5082 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5083 __gcc_shell_handler, the static VMS condition handler used as
5084 an indirection wrapper to the current dynamically established
5086 * config/alpha/vms-unwind.h: Complete rewrite.
5087 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5088 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5090 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5091 Douglas B Rupp <rupp@gnat.com>
5093 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5094 (alpha_need_linkage): Handle aliases. Return function symbol.
5095 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5096 Use ultimate alias target for the linkage name.
5097 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5098 by alpha_need_linkage for the function symbol.
5099 (setmemdi): Likewise.
5101 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5103 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5104 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5105 (ASM_WEAKEN_LABEL): Define.
5106 (CRT_CALL_STATIC_FUNCTION): Define.
5107 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5108 (ENDFILE_SPEC): Define.
5109 (INIT_SECTION_ASM_OP): Define.
5110 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5111 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5113 (MULTILIB_OSDIRNAMES): Define.
5114 (shlib_version): Define.
5115 (SHLIB_EXT): Define.
5116 (SHLIB_OBJS): Define.
5117 (SHLIB_NAME): Define.
5118 (SHLIB_MULTILIB): Define.
5119 (SHLIB_INSTALL): Define.
5120 (SHLIB_SYMVEC): Define.
5121 (SHLIB_SYMVECX2): Define.
5122 (SHLIB_LINK): Define.
5124 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5126 * config/alpha/alpha.c (alpha_initialize_trampoline):
5127 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5128 (alpha_start_function): Emit transfer address on nested functions
5129 for VMS trampoline call.
5130 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5131 since no longer used.
5132 * config/alpha/vms-tramp.asm: Remove.
5133 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5134 since now only data initialized at runtime.
5136 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5138 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5139 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5140 (MD_EXEC_PREFIX): Remove, no longer used.
5141 (MD_STARTFILE_PREFIX): Likewise.
5142 (INCLUDE_DEFAULTS): Likewise.
5143 * config/alpha/t-vms:
5144 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5146 2009-08-09 Richard Guenther <rguenther@suse.de>
5148 PR tree-optimization/41016
5149 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5150 (operand_precision): Remove.
5151 (integral_operand_p): Likewise.
5152 (recognize_single_bit_test): Adjust.
5154 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5156 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5157 operation overflows. Likewise non-cast unary arithmetic.
5158 If one arm of a conditional expression is always taken,
5159 inhibit evaluation warnings for the other arm. Likewise inhibit
5160 evaluation warnings for the second && or || operand if the first
5161 operand is enough to determine the result.
5162 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5164 (build_binary_op): Prevent duplicate evaluation warnings.
5166 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5168 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5169 and destination have different modes, Use promote_mode to
5170 determine the signedness of the conversion. Assert that the
5171 promoted source mode matches the destination mode. Don't pass
5172 the destination and destination mode to expand_expr if the source
5173 mode is different. Simplify conversion logic.
5175 2009-08-09 Ira Rosen <irar@il.ibm.com>
5177 PR tree-optimization/41008
5178 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5179 from condition only in case it's a comparison. Adjust checks.
5181 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5183 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5184 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5185 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5186 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5187 (dump_cand): Handle them.
5188 (struct iv_cand): New members COST_STEP and AINC_USE.
5189 (stmt_after_increment): Likewise.
5190 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5191 callers changed. Use gimple_uid comparison instead of scanning.
5192 (add_candidate_1): When looking for identical candidates, take
5193 AINC_USE into account. Set it for new candidates.
5194 (force_expr_to_var_cost): Cast target_spill_cost to int.
5195 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5196 All callers changed. Check for availability of autoinc addressing
5197 modes, both in general for a given mode, and in the specific use case.
5198 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5200 (get_computation_cost): Likewise.
5201 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5202 add_autoinc_candidates): New static functions.
5203 (add_candidate): Call add_autoinc_candidates for candidates based on
5205 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5206 (determine_use_iv_cost_address): If we have an autoinc candidate at
5207 the matching use, verify autoinc is possible and subtract the cost
5208 of the candidate's step from the cost.
5209 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5210 member of the candidate.
5211 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5212 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5214 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5216 * config.build (ia64-hp-*vms*): New target.
5217 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5219 * config.gcc (ia64-hp-*vms*): New target.
5220 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5222 * config.host (ia64-hp-*vms*): New target.
5223 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5226 2009-08-08 Richard Guenther <rguenther@suse.de>
5228 PR tree-optimization/40991
5229 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5231 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5233 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5234 mode check. Do truncations in an integer mode.
5235 (force_to_mode): Handle subregs for all mode types. Only do
5236 arithmetic simplifications on integer modes.
5238 2009-08-07 Richard Guenther <rguenther@suse.de>
5240 PR tree-optimization/40999
5241 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5242 (maybe_fold_reference): Lookup constant initializers.
5243 (fold_gimple_assign): Likewise.
5245 2009-08-07 Richard Guenther <rguenther@suse.de>
5247 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5248 that require structural equality defer to the langhook.
5250 2009-08-07 Martin Jambor <mjambor@suse.cz>
5252 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5254 (struct ipa_pass_through_data): New type.
5255 (struct ipa_ancestor_jf_data): New type.
5256 (union jump_func_value): Removed field formal_id, added fields
5257 pass_through and ancestor.
5258 (struct ipa_param_call_note): Changed type of formal_id to int from
5260 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5261 operations jump functions and ancestor jump functions.
5262 (compute_complex_pass_through): New function.
5263 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5264 reflect changes in the jump function strucutre.
5265 (update_jump_functions_after_inlining): Ignore complex pass-through
5266 and ancestor jump functions.
5267 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5268 polynomial pass-through with operation jump functions.
5270 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5272 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5273 fde->dw_fde_begin as begin label instead of hot/cold label.
5274 Use LLSDAC label instead of LLSDA for second section lsda.
5275 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5276 label instead of LLSDA if it is true.
5277 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5279 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5280 SECTION argument. Use it as index into crtl->eh.call_site_record
5282 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5283 use it to determine how to print table entries instead of using
5284 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5285 label instead of normal begin label as base.
5286 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5287 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5288 ensure no EH range spans between sections and that landing pads
5289 are always in the corresponding section.
5290 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5291 for crtl->eh.call_site_record being an array rather than scalar.
5292 (output_one_function_exception_table): New function, copied
5293 from output_function_exception_table. Adjust
5294 dw2_size_of_call_site_table, dw2_output_call_site_table
5295 callers. For SECOND section use *C suffixed labels.
5296 (output_function_exception_table): Call
5297 output_one_function_exception_table and, when doing hot/cold
5298 partitioning, also another time for the second section.
5299 * opts.c: Include except.h.
5300 (decode_options): Allow -freorder-blocks-and-partition with
5301 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5302 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5303 * function.h (struct rtl_eh): Change call_site_record from
5304 scalar into array of 2 elements.
5306 2009-08-07 Martin Jambor <mjambor@suse.cz>
5308 * ipa-prop.c (count_formal_params_1): New function.
5309 (ipa_get_vector_of_formal_parms): New function.
5310 (get_vector_of_formal_parm_types): New function.
5311 (ipa_modify_formal_parameters): New function.
5312 (ipa_modify_call_arguments): New function.
5313 (index_in_adjustments_multiple_times_p): New function.
5314 (ipa_combine_adjustments): New function.
5315 (ipa_dump_param_adjustments): New function.
5316 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5317 (ipa_get_vector_of_formal_parms): Declare.
5318 (ipa_modify_formal_parameters): Declare.
5319 (ipa_modify_call_arguments): Declare.
5320 (ipa_combine_adjustments): Declare.
5321 (ipa_dump_param_adjustments): Declare.
5322 (build_ref_for_offset): Declare.
5323 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5324 * tree-sra.c: Include ipa-prop.c.
5325 (build_ref_for_offset): Make public.
5327 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5329 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5331 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5333 * gcc/doc/extend.texi (__builtin_extract_return_address)
5334 (__builtin_frob_return_address): Document.
5336 2009-08-06 Paul Brook <paul@codesourcery.com>
5338 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5339 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5340 implementation on ARMv6-M.
5342 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5344 * doc/extend.texi (pcs): Document new attribute for ARM.
5346 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5348 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5351 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5353 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5356 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5358 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5360 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5362 Merge ARM/hard_vfp_branch to trunk.
5364 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5366 * arm.c (libcall_eq): New function.
5367 (libcall_hash): New function.
5368 (add_libcall): New function.
5369 (arm_libcall_uses_aapcs_base): New function.
5370 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5371 libcalls using the base PCS.
5372 (arm_init_cumulative_args): Likewise.
5374 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5376 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5377 Use base ABI for conversion libfuncs between HFmode and SFmode.
5379 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5381 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5382 V4SImode as representatives of all 64-bit and 128-bit vector
5383 types. Allow vector types without vector modes.
5384 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5385 without vector modes like BLKmode.
5386 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5387 BLKmode. Avoid unsupported vector modes or TImode moves for
5389 (aapcs_vfp_allocate_return_reg): Likewise.
5390 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5391 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5393 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5395 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5396 (arm_get_pcs_model): Pass attribute arguments to
5397 arm_pcs_from_attribute.
5398 (arm_init_cumulative_args): Use base AAPCS for conversions from
5399 floating-point types to DImode.
5400 (arm_attribute_table): Add pcs attribute.
5401 (arm_handle_pcs_attribute): New.
5402 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5403 conversions from floating-point types to DImode, also declare them
5404 to use base AAPCS and declare functions they call to use base
5405 AAPCS and their RTABI names.
5407 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5409 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5410 -mfloat-abi=hard not being supported for VFP.
5412 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5414 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5415 SYMBOL_REF to hard_libcall_value.
5417 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5418 Richard Earnshaw <rearnsha@arm.com>
5420 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5421 has been put on the stack, all remaining co-processory arguments for
5422 that co-processor also go on the stack.
5424 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5426 * config/arm/arm.c (arm_return_in_memory): Handle returning
5427 vectors of suitable size in registers also for AAPCS case.
5429 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5431 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5433 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5435 ARM Hard-VFP calling convention
5436 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5437 * target.h (gcc_target): Add libcall_value to table of call hooks.
5438 * targhooks.h (default_libcall_value): Default implementation.
5439 * targhooks.c (default_libcall_value): Likewise.
5440 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5441 * optabs.c (expand_unop): Use it.
5442 * expr.h (hard_libcall_value): Pass the function RTX through.
5443 * calls.c (emit_library_call_value_1): Update call to
5445 * explow.c (hard_libcall_value): Use new target hook.
5446 * testsuite/lib/target-supports.exp
5447 (check_effective_target_arm_hard_vfp_ok): New hook.
5448 (check_effective_target_arm_neon_ok): Improve test for neon
5450 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5451 * config/arm/arm.c: Include cgraph.h
5452 (TARGET_FUNCTION_VALUE): Override default hook.
5453 (arm_pcs_default): New variable.
5454 (arm_override_options): Don't fault hard calling convention with VFP.
5455 Add support for AAPCS variants.
5456 (arm_function_value): Make static. Handle AAPCS variants.
5457 (arm_libcall_value): New function.
5458 (arm_apply_result_size): Handle VFP registers in results.
5459 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5461 (pcs_attribute_args): New variable.
5462 (arm_pcs_from_attribute): New function.
5463 (arm_get_pcs_model): New function.
5464 (aapcs_vfp_cum_init): New function.
5465 (aapcs_vfp_sub_candidate): New function.
5466 (aapcs_vfp_is_return_candidate): New function.
5467 (aapcs_vfp_is_call_candidate): New function.
5468 (aapcs_vfp_allocate): New function.
5469 (aapcs_vfp_allocate_return_reg): New function.
5470 (aapcs_vfp_advance): New function.
5471 (aapcs_cp_arg_layout): New variable.
5472 (aapcs_select_call_coproc): New function.
5473 (aapcs_select_return_coproc): New function.
5474 (aapcs_allocate_return_reg): New function.
5475 (aapcs_libcall_value): New function.
5476 (aapcs_layout_arg): New function.
5477 (arm_init_cumulative_args): Initialize AAPCS args data.
5478 (arm_function_arg): Handle AAPCS variants using new interface.
5479 (arm_arg_parital_bytes): Likewise.
5480 (arm_function_arg_advance): New function.
5481 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5482 calling conventions.
5483 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5484 * arm.h (NUM_VFP_ARG_REGS): Define.
5485 (LIBCALL_VALUE): Update.
5486 (FUNCTION_VALUE): Delete.
5487 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5488 (arm_pcs): New enum.
5489 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5490 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5491 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5492 * arm-protos.h (arm_function_arg_advance): Add.
5493 (aapcs_libcall_value): Add.
5494 (arm_function_value): Delete.
5496 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5497 H.J. Lu <hongjiu.lu@intel.com>
5500 * config/i386/i386.c (standard_sse_mode_p): Remove.
5501 (standard_sse_constant_p): Return 2 for integer mode
5502 vector_all_ones_operand when SSE2 is enabled.
5503 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5504 (ix86_expand_vector_move): Do not check for negative values from
5505 standard_sse_constant_p.
5507 2009-08-06 Richard Guenther <rguenther@suse.de>
5509 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5510 array type comparisons frontend independent.
5511 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5512 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5513 out array reference lower bound and element size operands.
5514 (ao_ref_init_from_vn_reference): Properly compute the offset
5515 for ARRAY_RANGE_REF.
5516 (vn_reference_fold_indirect): Fill out array reference lower
5517 bound and element size operands.
5518 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5519 a non gimple valued reference operand which can happen for
5520 array reference lower bound or element size.
5521 (create_component_ref_by_pieces_1): Properly generate the
5522 element size operand for array references.
5524 2009-08-06 Richard Guenther <rguenther@suse.de>
5526 PR tree-optimization/40964
5527 * tree.c (iterative_hash_host_wide_int): Export.
5528 * tree.h (iterative_hash_host_wide_int): Declare.
5529 * tree-ssa-structalias.c (heapvar_map): New struct.
5530 (heapvar_map_eq): New function.
5531 (heapvar_map_hash): Likewise.
5532 (heapvar_lookup): Adjust.
5533 (heapvar_insert): Likewise.
5534 (make_constraint_from_heapvar): Allow multiple heap variables
5535 per decl at different offsets.
5536 (init_alias_heapvars): Adjust.
5538 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5540 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5541 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5542 trailing sync if TARGET_SYNC_AFTER_SC.
5544 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5546 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5547 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5548 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5549 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5550 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5551 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5552 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5553 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5554 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5555 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5556 the prototype declaration match the definition.
5557 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5558 instructions explicitly. Add barrier_before and operands
5560 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5561 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5562 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5563 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5564 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5565 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5567 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5569 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5571 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5572 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5575 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5578 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5580 PR rtl-optimization/40924
5581 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5582 make sure canon_rtx (mem_address) isn't simpler than
5583 canon_rtx (expanded_mem_address).
5585 2009-08-05 Li Feng <nemokingdom@gmail.com>
5587 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5589 (build_scop_drs): Build alias set for each SCoP.
5591 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5593 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5594 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5595 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5596 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5597 (BASE_DRIVER_SELF_SPECS): Likewise.
5599 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5601 * tree-ssa-alias.c: Fix some comment typos.
5603 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5605 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5606 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5608 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5611 * simplify-rtx.c (simplify_binary_operation_1): Disable
5612 simplifications for decimal float operations.
5614 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5617 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5618 operand of INDIRECT_REF.
5620 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5622 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5623 constants referencing TLS symbols.
5625 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5627 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5628 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5630 2009-08-03 Richard Guenther <rguenther@suse.de>
5632 * tree.c (make_vector_type): Build a main variant first,
5633 get the canonical one and then build the variant.
5634 * tree-ssa.c (useless_type_conversion_p_1): Handle
5636 (useless_type_conversion_p): Conversions to pointers to
5637 incomplete record types are useless.
5639 2009-08-03 Richard Guenther <rguenther@suse.de>
5641 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5642 file will be created.
5643 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5644 * toplev.c (compile_file): Adjust comment.
5646 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5648 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5649 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5650 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5651 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5652 (sh_promote_function_mode): Fix typo.
5654 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5656 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5658 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5660 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5661 declaration arguments.
5663 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5665 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5666 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5667 (ix86_split_ashl): Ditto.
5668 (ix86_expand_vector_init_one_nonzero): Ditto.
5669 (ix86_expand_vector_set): Ditto.
5670 (ix86_expand_reduc_v4sf): Ditto.
5672 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5674 * explow.c (promote_function_mode): Remove assert.
5675 * config/sh/sh.c (sh_promote_function_mode): Declare.
5677 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5679 * config/pa/pa.c (pa_promote_function_mode): Declare.
5680 Change to static. Fix promote_mode call.
5682 * gthr-dce.h (CONST_CAST2): Define if not defined.
5683 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5685 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5687 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5689 * expr.c (store_constructor): Use promote_decl_mode. Remove
5690 now write-only variable unsignedp.
5691 (expand_expr_real_1): Use promote_decl_mode.
5692 * expr.h (promote_function_mode, promote_decl_mode): New.
5693 (promote_mode): Remove last argument.
5694 * function.c (assign_temp): Drop last argument of promote_mode.
5695 (assign_parm_find_data_types): Use promote_function_mode.
5696 (assign_parm_setup_reg): Likewise.
5697 (expand_function_end): Use promote_function_mode.
5698 * calls.c (initialize_argument_information): Use promote_function_mode.
5699 (precompute_arguments): Use promote_mode instead of checking if
5700 only PROMOTE_FUNCTION_MODE is defined.
5701 (expand_call): When making sibcall decisions, use promote_function_mode.
5702 Below, remove an if for targetm.calls.promote_function_return and
5703 and use promote_function_mode.
5704 (emit_library_call_value_1): Use promote_function_mode, fix bug
5705 where promote_mode was passed FOR_CALL == 0 for a return value in an
5707 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5708 * explow.c (promote_function_mode, promote_decl_mode): New.
5709 (promote_mode): Keep only the FOR_CALL == 0 case.
5710 * combine.c (setup_incoming_promotion): Remove test of
5711 promote_function_args. Use promote_function_mode.
5712 * stmt.c (expand_value_return): Use promote_decl_mode.
5713 (expand_decl): Use promote_decl_mode.
5715 * expr.c (store_constructor): Use promote_decl_mode. Remove
5716 now write-only variable unsignedp.
5717 (expand_expr_real_1): Use promote_decl_mode.
5718 * expr.h (promote_function_mode, promote_decl_mode): New.
5719 (promote_mode): Remove last argument.
5720 * function.c (assign_temp): Drop last argument of promote_mode.
5721 (assign_parm_find_data_types): Use promote_function_mode.
5722 (assign_parm_setup_reg): Likewise.
5723 (expand_function_end): Use promote_function_mode.
5724 * calls.c (initialize_argument_information): Use promote_function_mode.
5725 (precompute_arguments): Use promote_mode instead of checking if
5726 only PROMOTE_FUNCTION_MODE is defined.
5727 (expand_call): When making sibcall decisions, use promote_function_mode.
5728 Below, remove an if for targetm.calls.promote_function_return and
5729 and use promote_function_mode.
5730 (emit_library_call_value_1): Use promote_function_mode, fix bug
5731 where promote_mode was passed FOR_CALL == 0 for a return value in an
5733 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5734 * explow.c (promote_function_mode, promote_decl_mode): New.
5735 (promote_mode): Keep only the FOR_CALL == 0 case.
5736 * combine.c (setup_incoming_promotion): Remove test of
5737 promote_function_args. Use promote_function_mode.
5738 * stmt.c (expand_value_return): Use promote_decl_mode.
5739 (expand_decl): Use promote_decl_mode.
5741 * explow.c (promote_function_mode): Just call the target hook.
5742 * targhooks.c (default_promote_function_mode,
5743 default_promote_function_mode_always_promote): New.
5744 * targhooks.h (default_promote_function_mode,
5745 default_promote_function_mode_always_promote): Declare.
5746 * target.h (promote_function_args, promote_function_return): Remove.
5747 (promote_function_mode): New.
5748 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5749 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5750 (TARGET_PROMOTE_FUNCTION_MODE): New.
5751 (TARGET_CALLS): Adjust.
5752 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5753 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5755 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5756 * config/s390/s390.c (s390_promote_function_mode): ... here,
5757 with pointer handling.
5758 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5759 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5761 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5762 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5763 with pointer handling.
5764 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5765 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5767 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5768 * config/sh/sh.c (sh_promote_function_mode): New.
5769 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5770 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5772 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5773 * config/cris/cris.c (cris_promote_function_mode): ... here.
5774 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5775 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5777 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5778 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5779 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5780 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5782 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5783 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5784 complex type handling.
5785 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5786 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5788 * config/pa/pa.c (pa_promote_function_mode): New.
5789 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5790 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5792 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5793 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5794 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5795 * config/xtensa/xtensa.c: Likewise.
5796 * config/stormy16/stormy16.c: Likewise.
5797 * config/iq2000/iq2000.c: Likewise.
5798 * config/rs6000/rs6000.c: Likewise.
5799 * config/picochip/picochip.c: Likewise.
5800 * config/arc/arc.c: Likewise.
5801 * config/mcore/mcore.c: Likewise.
5802 * config/score/score.c: Likewise.
5803 * config/mips/mips.c: Likewise.
5804 * config/bfin/bfin.c: Likewise.
5805 * config/ia64/ia64.c: Likewise (disabled though).
5807 * config/frv/frv.h: Remove pointless remark.
5809 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5810 TARGET_PROMOTE_FUNCTION_ARGS,
5811 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5812 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5814 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5816 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5817 -floop-parallelize-all.
5818 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5819 flag_loop_parallelize_all.
5820 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5821 * graphite.c (graphite_transform_loops): Same.
5823 * graphite-poly.c (apply_poly_transforms): Same.
5825 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5827 PR tree-optimization/40914
5828 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5829 if set, then check the delta field of the PMF record.
5830 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5831 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5832 call is stored in the delta.
5834 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5836 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5838 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5840 * config/i386/bsd.h (ASM_BYTE): New define.
5841 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5842 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5843 .byte. Use fputs or putc instead of fprintf where appropriate.
5844 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5845 fputs or putc instead of fprintf where appropriate.
5846 * config/i386/i386elf.h: Ditto.
5847 * config/i386/sysv4.h: Ditto.
5849 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5850 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5851 (*tls_global_dynamic_64): Ditto.
5853 2009-07-31 Christian Bruel <christian.bruel@st.com>
5855 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5857 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5859 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5860 Remove dead code for MINUS.
5862 2009-07-31 Anthony Green <green@moxielogic.com>
5864 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5866 (moxie_expand_epilogue): Ditto for epilogue.
5867 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5869 (moxie_function_arg): Ditto.
5870 (moxie_pass_by_reference): Ditto.
5871 (moxie_arg_partial_bytes): Ditto.
5872 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
5873 (FUNCTION_ARG_ADVANCE) Ditto.
5874 (REG_PARM_STACK_SPACE) Ditto.
5875 (FUNCTION_ARG_REGNO_P) Dito.
5877 * config.gcc: Add moxie linux config support.
5878 * gcc/config/moxie/uclinux.h: New file.
5880 2009-07-31 DJ Delorie <dj@redhat.com>
5882 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
5883 (UNSPECV_SP_SWITCH_E): New.
5884 (sp_switch_1): Change to an unspec.
5885 (sp_switch_2): Change to an unspec. Don't use post-inc when we
5887 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
5888 reference the new stack's address
5890 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5892 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
5893 graphite-clast-to-gimple.o, graphite-dependences.o,
5894 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5895 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
5896 (graphite-blocking.o,
5897 graphite-clast-to-gimple.o, graphite-dependences.o,
5898 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
5899 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
5900 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
5901 * cfgloop.h (struct loop): Add can_be_parallel field.
5902 * common.opt (fgraphite-identity): Moved up.
5903 (fgraphite-force-parallel): New flag.
5904 * graphite.c: Rewrite.
5905 * graphite.h: Rewrite.
5906 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
5908 * toplev.c (graphite_out_file): New file descriptor.
5909 (graphite_in_file): New.
5910 (process_options): flag_graphite_force_parallel cannot be used without
5912 * tree-ssa-loop.c: Include toplev.h.
5913 (gate_graphite_transforms): Enable flag_graphite for
5914 flag_graphite_force_parallel.
5916 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5918 * ChangeLog.graphite: New.
5919 * graphite-blocking.c: New.
5920 * graphite-clast-to-gimple.c: New.
5921 * graphite-clast-to-gimple.h: New.
5922 * graphite-dependences.c: New.
5923 * graphite-dependences.h: New.
5924 * graphite-interchange.c: New.
5925 * graphite-poly.c: New.
5926 * graphite-poly.h: New.
5927 * graphite-ppl.c: New.
5928 * graphite-ppl.h: New.
5929 * graphite-scop-detection.c: New.
5930 * graphite-scop-detection.h: New.
5931 * graphite-sese-to-poly.c: New.
5932 * graphite-sese-to-poly.h: New.
5936 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5938 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
5939 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
5941 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5943 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
5944 (scev_is_linear_expression): Return false if the evolution is not
5945 affine multivariate.
5947 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5949 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
5950 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
5952 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5954 * tree-data-ref.c (debug_data_references): New.
5955 (debug_data_reference): New.
5956 * tree-data-ref.h (debug_data_references): Declared.
5957 (debug_data_reference): Declared.
5959 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5961 * tree-data-ref.c (stmt_simple_memref_p: Removed.
5962 * tree-data-ref.h (scop_p): Removed.
5963 (struct data_reference): Remove field scop.
5965 (stmt_simple_memref_p): Removed.
5967 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5969 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
5970 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
5973 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5975 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
5977 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5979 * doc/invoke.texi (-fgraphite-identity): Documented.
5981 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5983 * tree-scalar-evolution.c: Fix comment.
5984 (instantiate_scev_1): Return unknow from scev instantiation if the
5985 result is not above instantiate_below.
5987 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
5989 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
5990 static anymore. Instantiate the symbols that may have been introduced
5992 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
5995 2009-07-30 DJ Delorie <dj@redhat.com>
5997 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
5998 .vliw directive to VLIW sections.
6000 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6002 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6004 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6005 (AUTOHEADER): New variable.
6006 ($(srcdir)/cstamp-h.in): Use it.
6008 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6009 Pat Haugen <pthaugen@us.ibm.com>
6010 Revital Eres <ERES@il.ibm.com>
6012 * config/rs6000/vector.md (VEC_F): Add VSX support.
6016 (vector_load_<mode>): Ditto.
6017 (vector_store_<mode>): Ditto.
6018 (vector GPR move split): Ditto.
6019 (vec_reload_and_plus_<mptrsize>): Ditto.
6020 (vec_reload_and_reg_<mptrsize>): Ditto.
6021 (add<mode>3): Ditto.
6022 (sub<mode>3): Ditto.
6023 (mul<mode>3): Ditto.
6024 (neg<mode>2): Ditto.
6025 (abs<mode>2): Ditto.
6026 (smin<mode>3): Ditto.
6027 (smax<mode>3): Ditto.
6028 (vector_eq<mode>): Ditto.
6029 (vector_gt<mode>): Ditto.
6030 (vector_ge<mode>): Ditto.
6031 (vector_gtu<mode>): Ditto.
6032 (vector_select_<mode>_uns): Ditto.
6033 (vector_eq_<mode>_p): Ditto.
6034 (vector_gt_<mode>_p): Ditto.
6035 (vector_ge_<mode>_p): Ditto.
6036 (vector_gtu_<mode>_p): Ditto.
6037 (cr6_test_for_zero): Ditto.
6038 (cr6_test_for_zero_reverse): Ditto.
6039 (cr6_test_for_lt): Ditto.
6040 (cr6_test_for_lt_reverse): Ditto.
6041 (xor<mode>3): Ditto.
6042 (ior<mode>3): Ditto.
6043 (and<mode>3): Ditto.
6044 (one_cmpl<mode>2): Ditto.
6045 (nor<mode>2): Ditto.
6046 (andc<mode>2): Ditto.
6047 (float<VEC_int<mode>2): Ditto.
6048 (unsigned_float<VEC_int><mode>2): Ditto.
6049 (fix_trunc<mode><VEC_int>2): Ditto.
6050 (fixuns_trunc<mode><VEC_int>2): Ditto.
6052 (vec_set<mode>): Ditto.
6053 (vec_extract<mode>): Ditto.
6054 (vec_interleave_highv4sf): Ditto.
6055 (vec_interleave_lowv4sf): Ditto.
6056 (vec_realign_load_<mode>): Ditto.
6057 (vec_shl_<mode>): Ditto.
6058 (vec_shr_<mode>): Ditto.
6059 (div<mode>3): New patterns for VSX.
6060 (vec_interleave_highv2df): Ditto.
6061 (vec_interleave_lowv2df): Ditto.
6062 (vec_pack_trunc_v2df): Ditto.
6063 (vec_pack_sfix_trunc_v2df): Ditto.
6064 (vec_pack_ufix_trunc_v2df): Ditto.
6065 (vec_unpacks_hi_v4sf): Ditto.
6066 (vec_unpacks_lo_v4sf): Ditto.
6067 (vec_unpacks_float_hi_v4si): Ditto.
6068 (vec_unpacks_float_lo_v4si): Ditto.
6069 (vec_unpacku_float_hi_v4si): Ditto.
6070 (vec_unpacku_float_lo_v4si): Ditto.
6071 (movmisalign<mode>): Ditto.
6072 (vector_ceil<mode>2): New patterns for vectorizing math library.
6073 (vector_floor<mode>2): Ditto.
6074 (vector_btrunc<mode>2): Ditto.
6075 (vector_copysign<mode>3): Ditto.
6077 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6078 predicate for setting the high bit in each word, used for copysign.
6080 * config/rs6000/ppc-asm.h (f19): Whitespace.
6081 (f32-f63): Define if VSX.
6082 (v0-v31): Define if Altivec.
6083 (vs0-vs63): Define if VSX.
6085 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6087 * config/rs6000/power7.md: New file, provide tuning parameters for
6090 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6091 (rs6000_cpu_cpp_builtins): Ditto.
6092 (altivec_overloaded_builtins): Ditto.
6093 (altivec_resolve_overloaded_builtin): Ditto.
6095 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6096 debug switch to disable vectorizing simple math builtin
6099 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6100 Vectorize simple math builtin functions.
6101 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6102 hook to vectorize math builtins.
6103 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6104 (rs6000_builtin_conversion): Add VSX/power7 support.
6105 (rs6000_builtin_vec_perm): Ditto.
6106 (vsplits_constant): Add support for loading up a vector constant
6107 with just the high bit set in each part.
6108 (rs6000_expand_vector_init): Add VSX/power7 support.
6109 (rs6000_expand_vector_set): Ditto.
6110 (rs6000_expand_vector_extract): Ditto.
6111 (rs6000_emit_move): Ditto.
6112 (bdesc_3arg): Ditto.
6113 (bdesc_2arg): Ditto.
6114 (bdesc_1arg): Ditto.
6115 (rs6000_expand_ternop_builtin): Ditto.
6116 (altivec_expand_builtin): Ditto.
6117 (rs6000_expand_unop_builtin): Ditto.
6118 (rs6000_init_builtins): Ditto.
6119 (altivec_init_builtins): Ditto.
6120 (builtin_function_type): Ditto.
6121 (rs6000_common_init_builtins): Ditto.
6122 (rs6000_handle_altivec_attribute); Ditto.
6123 (rs6000_mangle_type): Ditto.
6124 (rs6000_vector_mode_supported_p): Ditto.
6125 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6128 * config/rs6000/vsx.md: New file for VSX support.
6130 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6131 identifing values with just the most significant bit set.
6132 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6133 vectorized builtins.
6135 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6136 (UNSPEC_VRFIM): Delete.
6137 (splitter for loading up vector with most significant bit): New
6138 splitter for vectorizing copysign.
6139 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6140 vectorizing simple math functions.
6141 (altivec_vrfip): Add support for vectorizing simple math functions.
6142 (altivec_vrfim): Ditto.
6143 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6145 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6146 (power7.md, vsx.md): Include for power7 support.
6147 (copysigndf3): Use VSX instructions if -mvsx.
6148 (negdf2_fpr): Ditto.
6149 (absdf2_fpr): Ditto.
6150 (nabsdf2_fpr): Ditto.
6151 (adddf3_fpr): Ditto.
6152 (subdf3_fpr): Ditto.
6153 (muldf3_fpr): Ditto.
6154 (divdf3_fpr): Ditto.
6155 (fix_truncdfdi2_fpr): Ditto.
6156 (cmpdf_internal1): Ditto.
6157 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6158 (btruncdf2, btruncdf2_fpr): Ditto.
6159 (ceildf2, ceildf2_fpr): Ditto.
6160 (floordf2, floordf2_fpr): Ditto.
6161 (floatdidf2, floatdidf2_fpr): Ditto.
6162 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6163 (fmsubdf4_fpr): Ditto.
6164 (fnmadddf4_fpr_1): Ditto.
6165 (fnmadddf4_fpr_2): Ditto.
6166 (fnmsubdf4_fpr_1): Ditto.
6167 (fnmsubdf4_fpr_2): Ditto.
6168 (fixuns_truncdfdi2): Add expander for VSX support.
6169 (fix_truncdfdi2): Ditto.
6170 (fix_truncdfsi2): Ditto.
6172 (btruncsf2): Whitespace.
6173 (movdf_hardfloat32): Add support for VSX registers.
6174 (movdf_softfloat32): Ditto.
6175 (movdf_hardfloat64): Ditto.
6176 (movdf_hardfloat64_mfpgpr): Ditto.
6177 (movdf_softfloat64): Ditto.
6178 (movti splitters): Add check for vector registers supporting
6179 TImode in the future.
6180 (bpermd): Add power7 bpermd instruction.
6182 * config/rs6000/altivec.h (vec_div): Define if VSX.
6186 (vec_nearbyint): Ditto.
6189 (all predicates): Use the generic builtin function, and not the V4SF
6190 specific function so that the predicates will work with VSX's V2DF.
6194 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6195 Document new VSX functions and types.
6197 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6200 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6201 "wa", and "j" constraints. Modify "v" to talk about Altivec
6202 instead of just vector.
6204 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6207 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6208 location for phi arguments.
6209 (rewrite_update_phi_arguments): Find locations for reaching defs.
6210 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6211 Add location to add_phi_arg calls.
6212 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6213 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6214 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6215 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6216 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6217 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6218 * tree-phinodes.c (make_phi_node): Initialize location.
6219 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6220 (add_phi_arg): Add location parameter.
6221 (remove_phi_arg_num): Move location when moving phi argument.
6222 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6224 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6225 slpeel_update_phi_nodes_for_guard1,
6226 slpeel_update_phi_nodes_for_guard2,
6227 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6228 vect_loop_versioning): Set locations.
6229 * tree-parloops.c (create_phi_for_local_result,
6230 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6231 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6232 * tree-vect-loop.c (get_initial_def_for_induction,
6233 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6235 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6236 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6237 (gimple_phi_arg_set_location): New. Set locus.
6238 (gimple_phi_arg_has_location): New. Check for locus.
6239 (redirect_edge_var_map_location): New. Return locus from var_map.
6240 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6241 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6242 combining PHI arguments.
6243 (cond_store_replacement): Set location.
6244 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6245 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6246 scop_add_exit_phis_edge): Add locations.
6247 * tree-cfgcleanup.c (remove_forwarder_block,
6248 remove_forwarder_block_with_phi): Add locations.
6249 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6250 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6252 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6253 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6254 flush_pending_stmts): Add source location.
6255 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6256 stack to preserve locations.
6257 * tree-vect-stmts.c (vectorizable_load): Add location.
6258 * tree-inline.c (copy_phis_for_bb): Copy locus.
6259 (setup_one_parameter): Add call locus to inlined parameter stmts.
6260 (initialize_inlined_parameters): Pass in call location as parameter
6262 (tree_function_versioning): Pass location to setup_one_parameter.
6263 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6264 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6265 copy and edge lists.
6266 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6267 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6268 locus parameter and override the stmt default if provided.
6269 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6270 elim_graph_add_edge, elim_graph_remove_succ_edge,
6271 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6272 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6273 eliminate_phi): Add locus info in elimination graph for each edge and
6275 (insert_backedge_copies): Copy locus if present.
6276 * tree-flow.h (struct _edge_var_map): Add locus field.
6277 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6278 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6279 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6281 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6283 2009-07-30 Martin Jambor <mjambor@suse.cz>
6285 PR tree-optimization/40570
6286 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6289 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6291 * ssa-loop-manip.c: Include langhooks.h.
6292 (rewrite_phi_with_iv): New.
6293 (rewrite_all_phi_nodes_with_iv): New.
6294 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6295 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6296 * tree-parloops.c (loop_parallel_p): Move out all conditions
6297 except dependency check.
6298 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6299 (gen_parallel_loop): Call canonicalize_loop_ivs without
6300 reduction_list argument.
6301 (build_new_reduction): New.
6302 (gather_scalar_reductions): New.
6303 (try_get_loop_niter): New.
6304 (try_create_reduction_list): New.
6305 (parallleize_loops): Change the parallel conditions check.
6306 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6307 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6309 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6311 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6313 * doc/options.texi (Option properties): Mention new quoting syntax.
6315 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6317 * config/alpha/alpha.c (alpha_start_function):
6318 Handle VMS_DEBUG_MAIN_POINTER
6319 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6320 * doc/invoke.texi: Document -mdebug-main switch.
6322 2009-07-29 Richard Henderson <rth@redhat.com>
6324 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6325 (cgraph_create_edge_including_clones): Likewise.
6326 * tree-inline.c (copy_bb): Operate on the correct edges
6327 when updating the callgraph.
6329 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6331 * config/alpha/vms-cc.c: Deleted.
6332 * config/alpha/vms-ld.c: Deleted.
6333 * config/alpha/t-vms64: Moved to config/vms
6334 * config/alpha/vms-crt0-64.c: Moved to config/vms
6335 * config/alpha/vms-crt0.c: Moved to config/vms
6336 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6337 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6338 * config/alpha/xm-vms.h: Moved to config/vms
6339 * config/alpha/x-vms: Moved to config/vms
6340 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6342 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6343 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6345 * config/vms/t-vms64: Moved here from config/alpha
6346 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6347 (argc,argv,envp): Enforce 32bit malloc'ing.
6348 * config/vms/vms-psxcrt0-64.c: Likewise.
6349 * config/vms/vms-crt0.c: Moved here from config/alpha.
6350 * config/vms/vms-psxcrt0.c: Likewise.
6351 * config/vms/vms-crtl-64.h: New file.
6352 * config/vms/vms-crtl.h: New file.
6353 * config/vms/vms.opt: New file.
6354 * config/vms/xm-vms64.h: New file.
6355 * config/vms/xm-vms.h: Moved here from config/alpha.
6356 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6358 * config/vms/x-vms: Moved here from config/alpha.
6359 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6360 (vms-ld.o, vms-cc.o): Removed.
6361 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6363 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6365 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6366 correct stack (obvious VMS fix).
6368 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6370 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6371 date, version info if VMS_DEBUGGING_INFO defined.
6372 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6373 size, date calculating code moved here.
6375 2009-07-29 Paul Brook <paul@codesourcery.com>
6377 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6380 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6383 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6384 to DImode when generating insq_le insn.
6386 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6388 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6389 New macro set for VMS_DEBUGGGING_INFO.
6390 (AT_string_form): Use it.
6392 2009-07-28 DJ Delorie <dj@redhat.com>
6394 * config/mep/mep.c (vtext_section): New.
6395 (vftext_section): New.
6396 (ftext_section): New.
6397 (mep_select_section): Add support for functions.
6398 (mep_unique_section): Likewise.
6399 (mep_asm_init_sections): Likewise.
6400 (mep_encode_section_info): Remove it from here.
6402 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6404 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6406 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6407 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6409 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6411 * dwarf2out.c (output_file_names): Test new macro
6412 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6413 (add_comp_dir_attribute): Likewise.
6415 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6417 * config/i386/mingw-w64.h (LINK_SPEC): Add
6418 separating space between commands.
6420 2009-07-28 Jan Hubicka <jh@suse.cz>
6422 PR tree-optimization/40759
6423 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6426 2009-07-27 DJ Delorie <dj@redhat.com>
6428 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6429 types are dword-aligned.
6430 (mep_expand_va_start): Likewise.
6432 2009-07-27 Olivier Hainque <hainque@adacore.com>
6433 Douglas B Rupp <rupp@gnat.com>
6435 * convert.c (convert_to_pointer): Don't assume the target
6436 pointer type is POINTER_SIZE long. Fetch its precision instead.
6438 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6440 * system.h (fopen): Undefine if macro.
6442 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6444 * dwarf2out.c (output_cfi_p): Removed.
6445 (output_cfis): New function.
6446 (output_fde): New function, split from output_call_frame_info.
6447 (output_call_frame_info): Use it.
6448 (dwarf2out_switch_text_section): Use output_cfis.
6450 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6452 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6453 TARGET_BI_ARCH is specified without enabling SJLJ.
6454 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6455 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6457 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6459 * arm.md (negdi2): Use DImode if forcing a value into a register.
6461 2009-07-26 Ira Rosen <irar@il.ibm.com>
6463 PR tree-optimization/40801
6464 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6465 of vector operand from the previous copy of vector statement.
6466 Pass the correct definition type value to
6467 vect_get_vec_def_for_stmt_copy().
6469 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6471 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6472 const char ** conversion.
6474 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6476 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6477 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6478 (gcc_unreachable): Invoke __builtin_unreachable() if
6479 !ENABLE_ASSERT_CHECKING.
6481 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6483 PR rtl-optimization/40445
6484 * emit-rtl.c (next_nonnote_insn_bb): New function.
6485 * rtl.h (next_nonnote_insn_bb): Declare new function.
6486 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6487 with no successors that is the successor of the ENTRY_BLOCK.
6488 Continue from the top after removing an empty fallthrough block.
6489 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6490 of next_nonnote_insn.
6492 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6494 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6496 2009-07-25 Martin Jambor <mjambor@suse.cz>
6498 * c-common.c (c_common_attribute_table): New element for noclone.
6499 (handle_noclone_attribute): New function. Forward-declare.
6500 * tree-inline.c (tree_versionable_function_p): Check for noclone
6502 * doc/extend.texi (Labels as Values): Document need for noclone.
6503 (Function Attributes): Document noclone attribute.
6505 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6507 PR rtl-optimization/34999
6508 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6509 and dw_fde_switched_cold_to_hot fields.
6510 (output_cfi_p): New function.
6511 (output_call_frame_info): If fde->dw_fde_switched_sections,
6512 output 2 FDEs instead of one with corrupted header.
6513 (dwarf2out_do_cfi_startproc): New function.
6514 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6515 and fde->dw_fde_switched_cold_to_hot.
6516 (dwarf2out_switch_text_section): Compute
6517 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6518 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6519 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6520 Otherwise, compute fde->dw_fde_switch_cfi.
6522 2009-07-24 Cary Coutant <ccoutant@google.com>
6524 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6526 2009-07-24 Cary Coutant <ccoutant@google.com>
6528 * cfghooks.c (split_block): Copy discriminator to new block.
6529 * tree-cfg.c (assign_discriminator): Check location of last
6530 instruction in block as well as first.
6532 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6534 * config/i386/linux.c: Use fputs or putc instead of fprintf
6536 * config/i386/gas.h: Ditto.
6537 * config/i386/x86-64.h: Ditto.
6538 * config/i386/att.h: Ditto.
6540 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6542 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6545 2009-07-24 Martin Jambor <mjambor@suse.cz>
6547 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6548 (ipa_push_func_to_list_1): Declare.
6549 (ipa_push_func_to_list): New function.
6551 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6552 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6553 (ipa_push_func_to_list): Removed.
6554 (ipa_pop_func_from_list): Clear node_enqueued flag.
6556 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6558 * config/s390/s390.c (override_options): Default
6559 max-unrolled-insns to 100 for z10 tuning.
6561 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6563 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6564 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6565 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6566 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6567 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6568 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6569 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6571 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6573 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6574 use default set in mingw32.h header.
6575 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6576 64-bit /mingw/include path.
6577 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6580 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6582 PR rtl-optimization/40209
6583 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6585 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6587 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6588 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6589 with the rest of string where appropriate. Use fputs or putc
6590 instead of fprintf where appropriate.
6592 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6593 Pat Haugen <pthaugen@us.ibm.com>
6594 Revital Eres <ERES@il.ibm.com>
6596 * config/rs6000/vector.md: New file. Move most of the vector
6597 expander support here from altivec.md to allow for the VSX vector
6598 unit in the future. Add support for secondary_reload patterns.
6599 Rewrite the patterns for vector comparison, and vector comparison
6600 predicate instructions so that the RTL expresses the desired
6601 behavior, instead of using unspec.
6603 * config/rs6000/constraints.md ("f" constraint): Use
6604 rs6000_constraints to hold the precalculated register class.
6605 ("d" constraint): Ditto.
6606 ("wd" constraint): New constraint for VSX.
6607 ("wf" constraint): Ditto.
6608 ("ws" constraint): Ditto.
6609 ("wa" constraint): Ditto.
6610 ("wZ" constraint): Ditto.
6611 ("j" constraint): Ditto.
6613 * config/rs6000/predicates.md (vsx_register_operand): New
6615 (vfloat_operand): New predicate for vector.md.
6616 (vint_operand): Ditto.
6617 (vlogical_operand): Ditto.
6618 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6619 (easy_vector_constant): Add VSX support.
6620 (altivec_indexed_or_indirect_operand): New predicate for
6621 recognizing Altivec style memory references with AND -16.
6623 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6624 for vector secondary reload support.
6625 (rs6000_vector_reg_class): Delete, replacing it with
6627 (rs6000_vsx_reg_class): Ditto.
6628 (rs6000_constraints): New array to hold the register classes of
6629 each of the register constraints that can vary at runtime.
6630 (builtin_mode_to_type): New static array for builtin function type
6632 (builtin_hash_table): New static hash table for builtin function
6634 (TARGET_SECONDARY_RELOAD): Define target hook.
6635 (TARGET_IRA_COVER_CLASSES): Ditto.
6636 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6637 registers are 128 bits if VSX memory reference instructions are used.
6638 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6640 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6641 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6642 Print several of the scheduling related parameters.
6643 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6644 rs6000_constraints instead of rs6000_vector_reg_class. Move
6645 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6646 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6647 Altivec. Add VSX support. Setup for secondary reload support on
6648 Altivec/VSX registers.
6649 (rs6000_override_options): Make power7 set the scheduling groups
6650 like the power5. Add support for new debug switches to override
6651 the scheduling defaults. Temporarily disable -mcpu=power7 from
6652 setting -mvsx. Add support for debug switches -malways-hint,
6653 -msched-groups, and -malign-branch-targets.
6654 (rs6000_buitlin_conversion): Add support for returning unsigned
6655 vector conversion functions to fix regressions due to stricter
6657 (rs6000_builtin_mul_widen_even): Ditto.
6658 (rs6000_builtin_mul_widen_odd): Ditto.
6659 (rs6000_builtin_vec_perm): Ditto.
6660 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6661 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6663 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6665 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6666 VSX types for bit operations. Changes to accomidate vector.md.
6667 (bdesc_2arg): Ditto.
6668 (bdesc_1arg): Ditto.
6669 (struct builtin_description_predicates): Rewrite predicate
6670 handling so that RTL describes the operation, instead of passing
6671 the instruction to be used as a string argument.
6672 (bdesc_altivec_preds): Ditto.
6673 (altivec_expand_predicate_builtin): Ditto.
6674 (altivec_expand_builtin): Ditto.
6675 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6676 statement for vsldoi support.
6677 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6678 (altivec_expand_st_builtin): Ditto.
6679 (paired_expand_builtin): Whitespace changes.
6680 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6681 builtin_mode_to_type table for secondary reload. Call
6682 builtin_function_type to build random builtin functions.
6683 (altivec_init_builtins): Change to use builtin_function_type to
6684 create builtin function types dynamically as we need them.
6685 (builtin_hash_function): New support for hashing the tree types
6686 for builtin function as we need it, rather than trying to build
6687 all of the trees that we need. Add initial preliminary VSX support.
6688 (builtin_function_type): Ditto.
6689 (builtin_function_eq): Ditto.
6690 (builtin_hash_struct): Ditto.
6691 (rs6000_init_builtins): Ditto.
6692 (rs6000_common_init_builtins): Ditto.
6693 (altivec_init_builtins): Ditto.
6694 (rs6000_common_init_builtins): Ditto.
6695 (enum reload_reg_type): New enum for simplifing reg classes.
6696 (rs6000_reload_register_type): Simplify register classes into GPR,
6697 Vector, and other registers. Altivec and VSX addresses in reload.
6698 (rs6000_secondary_reload_inner): Ditto.
6699 (rs6000_ira_cover_classes): New target hook, that returns the
6700 appropriate cover classes, based on -mvsx being used or not.
6701 (rs6000_secondary_reload_class): Add VSX support.
6702 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6703 (get_vsel_insn): Ditto.
6704 (rs6000_emit_vector_compare): Rewrite vector conditional support
6705 so that where we can, we use RTL operators, instead of blindly use
6707 (rs6000_emit_vector_select): Ditto.
6708 (rs6000_emit_vector_cond_expr): Ditto.
6709 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6710 (create_TOC_reference): Add -mdebug=addr support.
6711 (emit_frame_save): VSX loads/stores need register indexed addressing.
6713 * config/rs6000/rs6000.md: Include vector.md.
6715 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6717 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6718 support for V2DI, V2DF in logical, permute, select operations.
6720 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6721 switch for vsx/power7.
6722 (-mvsx-scalar-memory): Ditto.
6723 (-mvsx-align-128): Ditto.
6724 (-mallow-movmisalign): Ditto.
6725 (-mallow-df-permute): Ditto.
6726 (-msched-groups): Ditto.
6727 (-malways-hint): Ditto.
6728 (-malign-branch-targets): Ditto.
6730 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6732 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6733 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6734 (rs6000_vector_reg_class): Delete.
6735 (rs6000_vsx_reg_class): Ditto.
6736 (enum rs6000_reg_class_enum): New enum for the constraints that
6737 vary based on target switches.
6738 (rs6000_constraints): New array to hold the register class for all
6739 of the register constraints that vary based on the switches used.
6740 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6741 (enum rs6000_builtins): Add unsigned varients for the builtin
6742 declarations returned by target hooks for expanding multiplies,
6743 select, and permute operations. Add VSX builtins.
6744 (enum rs6000_builtin_type_index): Add entries for VSX.
6745 (V2DI_type_node): Ditto.
6746 (V2DF_type_node): Ditto.
6747 (unsigned_V2DI_type_node): Ditto.
6748 (bool_long_type_node): Ditto.
6749 (intDI_type_internal_node): Ditto.
6750 (uintDI_type_internal_node): Ditto.
6751 (double_type_internal_node): Ditto.
6753 * config/rs6000/altivec.md (whole file): Move all expanders to
6754 vector.md from altivec.md. Rename insn matching functions to be
6756 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6757 (altivec_vcmp*): Ditto.
6758 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6759 (VM): New iterator for moves that includes the VSX types.
6760 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6761 (altivec_vperm_<mode>_uns): New, for unsigned types.
6762 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6763 (altivec_eq<mode>): Ditto.
6764 (altivec_gt<mode>): Ditto.
6765 (altivec_gtu<mode>): Ditto.
6766 (altivec_eqv4sf): Ditto.
6767 (altivec_gev4sf): Ditto.
6768 (altivec_gtv4sf): Ditto.
6769 (altivec_vcmpbfp_p): Ditto.
6771 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6773 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6776 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6779 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6780 ASM_SHORT instead of .word.
6781 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6782 instead of .word in asm template.
6784 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6787 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6788 (process_bb_node_lives): Use it.
6790 * ira.c (setup_cover_and_important_classes): Don't setup
6791 ira_important_class_nums. Add cover classes to the end of
6793 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6795 (find_reg_class_closure): Use reorder_important_classes.
6797 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6799 * config/i386/i386.c (i386_ira_cover_classes): New function.
6800 (TARGET_IRA_COVER_CLASSES): Redefine.
6802 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6803 importance of order of cover classes in the array.
6805 2009-07-22 Diego Novillo <dnovillo@google.com>
6807 * tree-pass.h (TDF_EH): Define.
6808 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6809 contains TDF_EH, print the EH region number holding GS.
6810 * tree-dump.c (dump_options): Add "eh".
6811 * doc/invoke.texi: Document it.
6813 2009-07-22 Doug Kwan <dougkwan@google.com>
6815 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6817 2009-07-22 Michael Matz <matz@suse.de>
6819 PR tree-optimization/35229
6820 PR tree-optimization/39300
6822 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6823 (inhibit_phi_insertion): New function.
6824 (insert_into_preds_of_block): Call it for REFERENCEs.
6825 (init_pre): Initialize and finalize scalar evolutions.
6826 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6828 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6830 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6831 Use CONST_VECTOR_NUNITS to determine number of elements.
6833 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6835 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6836 (U, W): Constraints are now deprecated and will be removed if we
6838 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6840 ("prefetch"): Add the stcmh instruction for prefetching.
6841 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6843 (s390_short_displacement): Return always true if compiling for
6844 machines not providing the long displacement facility.
6845 (s390_mem_constraint): Support the new constraint letter Z.
6846 (s390_check_qrst_address): New function.
6848 2009-07-21 DJ Delorie <dj@redhat.com>
6850 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6853 2009-07-21 Jason Merrill <jason@redhat.com>
6855 * c-common.c (max_tinst_depth): Increase default to 1024.
6857 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6859 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6860 (vec_unpacku_float_lo_v4si): Ditto.
6862 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6865 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6866 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6867 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6868 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6870 2009-07-21 Jakub Jelinek <jakub@redhat.com>
6872 PR tree-optimization/40813
6873 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
6876 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
6878 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
6879 with a NOP_EXPR if needed.
6881 2009-07-21 Paul Brook <paul@codesourcery.com>
6883 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
6884 Terminate debug dump with newline.
6886 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6888 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
6889 Cast "1" to unsigned HOST_WIDE_INT.
6890 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
6891 deposit length to the maximum length - lsb. Extend length if
6892 HOST_BITS_PER_WIDE_INT is 32.
6894 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6896 * cgraph.h (constant_pool_htab): New function.
6897 (constant_descriptor_tree): Move from varasm.c.
6898 * varasm.c (constant_pool_htab): New function.
6899 (constant_descriptor_tree): Move to cgraph.h.
6901 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
6903 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
6905 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
6907 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
6910 2009-07-20 Xinliang David Li <davidxl@google.com>
6912 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
6914 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
6916 * config/mips/mips.md (move_type): Add arith.
6917 (type): Handle arith.
6918 (zero_extendsidi2): Rename this into ...
6919 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
6920 (zero_extendsidi2): New expander.
6921 (*zero_extendsidi2_dext): New pattern.
6923 2009-07-20 Nick Clifton <nickc@redhat.com>
6925 * config.gcc (mips64-*-*): Add definition of tm_defines in order
6926 to set MIPS_ABI_DEFAULT.
6927 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
6929 2009-07-20 Jakub Jelinek <jakub@redhat.com>
6931 * tree-object-size.c (addr_object_size): Handle unions with
6932 array in it as last field of structs in __bos (, 1) as __bos (, 0).
6934 PR tree-optimization/40792
6935 * tree.c (build_function_type_skip_args): Remove bogus assert.
6937 2009-07-20 Jan Hubicka <jh@suse.cz>
6938 Martin Jambor <mjambor@suse.cz>
6940 * cgraph.h (combined_args_to_skip): New field.
6941 * cgraph.c (cgraph_create_virtual_clone): Properly handle
6942 combined_args_to_skip and args_to_skip.
6943 * tree-inline.c (update_clone_info): New function.
6944 (tree_function_versioning): Call update_clone_info.
6945 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
6947 (cgraph_materialize_all_clones): More extensive dumping, working
6948 with combined_args_to_skip rather than args_to_skip.
6950 2009-07-20 Ira Rosen <irar@il.ibm.com>
6952 * tree-vectorizer.h (vectorizable_condition): Add parameters.
6953 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
6954 (get_initial_def_for_reduction): Likewise.
6955 (vectorizable_reduction): Skip the check of first operand in case
6956 of COND_EXPR. Add check that it is outer loop vectorization if
6957 nested cycle was detected. Call vectorizable_condition() for
6958 COND_EXPR. If reduction epilogue cannot be created do not fail for
6959 nested cycles (if it is not double reduction). Assert that there
6960 is only one type in the loop in case of COND_EXPR. Call
6961 vectorizable_condition() to vectorize COND_EXPR.
6962 * tree-vect-stmts.c (vectorizable_condition): Update comment.
6963 Add parameters. Allow nested cycles if called from
6964 vectorizable_reduction(). Use reduction vector variable if provided.
6965 (vect_analyze_stmt): Call vectorizable_reduction() before
6966 vectorizable_condition().
6967 (vect_transform_stmt): Update call to vectorizable_condition().
6969 2009-07-20 Christian Bruel <christian.bruel@st.com>
6971 * config/sh/sh.opt (-mfmovd): Resurrect and document.
6972 * doc/invoke.texi (-mfmovd): Likewise.
6973 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
6975 2009-07-20 Jan Hubicka <jh@suse.cz>
6977 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
6978 when handling SSA name.
6980 2009-07-19 Jan Hubicka <jh@suse.cz>
6982 PR tree-optimization/40676
6983 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
6984 virtual PHIs in empty BBs.
6986 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6988 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
6989 re-expanded the compound use gen_lowpart instead to convert to the
6992 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
6994 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
6995 OUTER_CONST arguments.
6996 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
6997 the new wider mode will be masked off.
6998 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7000 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7002 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7003 high-order bits are zero.
7005 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7007 * combine.c (simplify_shift_const_1): Split code to determine
7009 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7010 new bits shifted in are identical to the old sign bit.
7012 2009-07-18 Richard Guenther <rguenther@suse.de>
7015 * gimplify.c (gimplify_call_expr): Reject code using results from
7016 functions returning void.
7018 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7020 * doc/md.texi: Document the new PowerPC "es" constraint.
7021 Document that "m" can include automodified addresses on this target,
7022 and explain how %U must be used. Extend the "Q" and "Z" documentation
7023 to suggest "es" as well as "m".
7024 * config/rs6000/constraints.md (es): New memory constraint.
7025 (Q, Z): Update strings to match new documentation.
7027 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7029 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7030 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7031 * config/rs6000/predicates.md (volatile_mem_operand): Use
7032 offsettable_nonstrict_memref_p.
7033 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7034 (*floatunssidf2_internal): Likewise.
7035 (*fix_truncdfsi2_internal): Likewise.
7036 (*fix_trunctfsi2_internal): Likewise.
7038 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7040 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7042 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7044 2009-07-17 Richard Guenther <rguenther@suse.de>
7047 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7048 (pass_warn_unused_result): Likewise.
7049 (TODO_set_props): Remove.
7050 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7052 (pass_diagnose_omp_blocks): Define.
7053 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7054 (c_gimple_diagnostics_recursively): Remove.
7055 (finish_function): Do not call it.
7056 (c_write_global_declarations): Continue after errors.
7057 Finalize the CU here.
7058 * c-gimplify.c (c_genericize): Do not gimplify here.
7059 * c-common.c (c_warn_unused_result): Move ...
7060 * tree-cfg.c (do_warn_unused_result): ... here.
7061 (run_warn_unused_result): New function.
7062 (gate_warn_unused_result): New function.
7063 (pass_warn_unused_result): New pass.
7064 * c-common.h (c_warn_unused_result): Remove.
7065 * flags.h (flag_warn_unused_result): Declare.
7066 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7067 * opts.c (flag_warn_unused_result): Initialize to false.
7068 * toplev.c (compile_file): Add comment.
7069 * omp-low.c (create_omp_child_function): Do not register
7070 the function with the frontend.
7071 (diagnose_omp_structured_block_errors): Prepare to be
7072 called as optimization pass.
7073 (gate_diagnose_omp_blocks): New function.
7074 (pass_diagnose_omp_blocks): New pass.
7075 * cgraph.h (cgraph_optimize): Remove.
7076 (cgraph_analyze_function): Likewise.
7077 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7078 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7079 before their parents here.
7080 (cgraph_finalize_function): Not here.
7081 (cgraph_analyze_function): Gimplify functions here.
7082 (cgraph_finalize_compilation_unit): Continue after errors.
7083 Optimize the callgraph from here.
7084 (cgraph_optimize): Make static.
7085 * langhooks.c (write_global_declarations): Finalize the CU.
7086 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7087 (gimplify_function_tree): Assert we gimplify only once.
7088 Set PROP_gimple_any property.
7089 * tree-nested.c (gimplify_all_functions): New function.
7090 (lower_nested_functions): Gimplify all nested functions.
7091 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7092 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7093 and pass_diagnose_omp_blocks after gimplification. Do not
7094 set TODO_set_props on all_lowering_passes.
7095 (execute_one_pass): Do not handle TODO_set_props.
7096 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7097 (gimplify.o): Add tree-pass.h dependency.
7098 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7099 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7100 (unsave_r): Likewise.
7101 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7104 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7106 * doc/service.texi (Service): Restore previously removed link,
7107 which isn't broken after all.
7109 2009-07-17 Richard Guenther <rguenther@suse.de>
7111 PR tree-optimization/40321
7112 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7113 PHI nodes to the maximal set.
7114 (make_values_for_phi): Add PHI arguments to the maximal set.
7115 (execute_pre): Dump PHI_GEN and the maximal set.
7117 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7120 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7123 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7125 * doc/extend.texi (Nested Functions): Replace broken link with
7127 * doc/service.texi (Service): Remove broken link.
7129 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7132 * builtins.c (expand_builtin_memcmp): Use loc instead of
7133 EXPR_LOCATION (exp).
7134 (expand_builtin_strncmp): Likewise.
7136 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7137 Manuel López-Ibáñez <manu@gcc.gnu.org>
7140 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7141 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7142 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7143 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7144 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7145 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7146 tree-inline.c, c-common.c, c-common.h, gimple.c,
7147 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7148 convert.c: Add location argument to fold_{unary,binary,ternary},
7149 fold_build[123], build_call_expr, build_size_arg,
7150 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7151 fold_build1_initializer, fold_build2_initializer,
7152 fold_build3_initializer, fold_build_call_array,
7153 fold_build_call_array_initializer, fold_single_bit_test,
7154 omit_one_operand, omit_two_operands, invert_truthvalue,
7155 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7156 combine_comparisons, fold_builtin_*, fold_call_expr,
7157 build_range_check, maybe_fold_offset_to_address, round_up,
7160 2009-07-16 Jason Merrill <jason@redhat.com>
7163 * c-common.c (c_common_reswords): Add __is_standard_layout
7165 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7166 * doc/implement-cxx.texi: New.
7167 * doc/gcc.texi: Include it.
7169 2009-07-16 DJ Delorie <dj@redhat.com>
7171 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7172 compares that may be indirectly affected by previous instructions.
7174 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7176 * builtins.c (do_mpc_arg2): New.
7177 (fold_builtin_2): Fold builtin cpow.
7178 * real.h (HAVE_mpc_pow): New.
7180 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7182 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7183 comparison to skip unprofitable schedule
7185 2009-07-16 Simon Baldwin <simonb@google.com>
7187 * gcc.c (option_map): New flag -no-canonical-prefixes.
7188 * (display_help): Print help text for new flag.
7189 * (process_command): Move options translation and language specifics
7190 and handle new flag early. Use it to set a function pointer to a
7191 prefix builder. Replace make_relative_prefix calls with calls to
7192 the function pointed to. Ignore new flag in regular options handling.
7193 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7195 2009-07-15 DJ Delorie <dj@redhat.com>
7197 * config/mep/mep.md (sibcall_internal): Change register to avoid
7199 (sibcall_value_internal): Likewise.
7201 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7203 PR rtl-optimization/40710
7204 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7206 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7208 * config/mips/mips.md (*extenddi_truncate<mode>,
7209 *extendsi_truncate<mode>): Change type attribute to move_type
7210 with shift_shift. Split out code handling exts from here ...
7211 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7213 (*extendhi_truncateqi): Change type attribute to move_type with
7214 shift_shift. Split out code handling exts from here ...
7215 (*extendhi_truncateqi_exts): ... to this new pattern.
7217 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7219 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7220 instead of "and" with inverted sign bit mask value. Use
7221 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7222 Allocate registers only for operand 4 and operand 5.
7224 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7227 * fold-const.c (fold_cond_expr_with_comparison): When folding
7228 < and <= to MIN, make sure the MIN uses the same type as the
7229 comparison's operands.
7231 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7233 * arm.md (ior_xor): New code iterator.
7234 (split for ior/xor with shift and zero-extend): New split pattern.
7235 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7237 2009-07-15 Richard Guenther <rguenther@suse.de>
7239 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7242 2009-07-15 Richard Guenther <rguenther@suse.de>
7245 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7247 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7249 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7250 handle 2.6.30 kernel.
7252 2009-07-15 DJ Delorie <dj@redhat.com>
7254 * config/mep/mep.md (sibcall_internal): Change register to allow
7255 for 24-bit addresses.
7256 (sibcall_value_internal): Likewise.
7258 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7260 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7261 that are enabled/disabled by the flags introduced by a previous patch.
7263 2009-07-14 DJ Delorie <dj@redhat.com>
7265 * config/mep/mep.md (sibcall_internal): Include non-toggling
7267 (sibcall_value_internal): Likewise.
7269 2009-07-14 Taras Glek <tglek@mozilla.com>
7270 Rafael Espindola <espindola@google.com>
7272 * doc/sourcebuild.texi: Document install-plugin target.
7273 * configure.ac: Added install-plugin target to language makefiles.
7274 * configure: Regenerate.
7275 * Makefile.in: (install-plugin): Install more headers,
7276 depend on lang.install-plugin.
7278 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7280 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7283 2009-07-14 DJ Delorie <dj@redhat.com>
7285 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7286 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7287 * config/mep/mep.md (sibcall_internal): Change test from
7288 mep_vliw_mode_match to mep_vliw_jmp_match.
7289 (sibcall_value_internal): Likewise.
7291 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7293 * config/i386/sse.md (copysign<mode>3): New expander.
7294 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7295 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7296 Use ix86_build_const_vector.
7297 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7298 IX86_BUILTIN_CPYSGNPD.
7299 (builtin_description): Add __builtin_ia32_copysignps and
7300 __builtin_ia32_copysignpd.
7301 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7302 and BUILT_IN_COPYSIGNF.
7304 2009-07-13 Jason Merrill <jason@redhat.com>
7306 * builtins.c (can_trust_pointer_alignment): New fn.
7307 (get_pointer_alignment): Factor it out from here.
7308 * tree.h: Declare it.
7310 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7312 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7315 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7319 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7321 2009-07-14 Richard Guenther <rguenther@suse.de>
7322 Andrey Belevantsev <abel@ispras.ru>
7325 * cfgexpand.c (partition_stack_vars): Do not bother to update
7326 alias information when not optimizing.
7328 2009-07-14 Richard Guenther <rguenther@suse.de>
7329 Andrey Belevantsev <abel@ispras.ru>
7331 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7332 (pt_solution_set): Likewise.
7333 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7334 * tree-ssa-structalias.c (pt_solution_set): New function.
7335 * final.c (rest_of_clean_state): Free SSA data structures.
7336 * print-rtl.c (print_decl_name): Remove.
7337 (print_mem_expr): Implement in terms of print_generic_expr.
7338 * alias.c (ao_ref_from_mem): New function.
7339 (rtx_refs_may_alias_p): Likewise.
7340 (true_dependence): Query alias-export info.
7341 (canon_true_dependence): Likewise.
7342 (write_dependence_p): Likewise.
7343 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7345 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7346 (mem_expr_equal_p): Use operand_equal_p.
7347 (set_mem_attributes_minus_bitpos): Do not use
7348 component_ref_for_mem_expr.
7349 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7350 (update_alias_info_with_stack_vars): Likewise.
7351 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7352 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7353 explicitly nor clear stmt operands.
7354 Free the decl-to-pointer map.
7355 * tree-optimize.c (execute_free_datastructures): Do not free
7356 SSA data structures here.
7357 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7358 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7359 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7361 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7363 2009-07-13 DJ Delorie <dj@redhat.com>
7365 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7366 unrolling at the right iteration count.
7368 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7371 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7373 * haifa-sched.c (rank_for_schedule): Introduced flags to
7374 enable/disable individual scheduling heuristics.
7375 * common.opt: Introduced flags to enable/disable individual
7376 heuristics in the scheduler.
7377 * doc/invoke.texi: Introduced flags to enable/disable individual
7378 heuristics in the scheduler.
7380 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7382 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7383 config/i386/mingw-tls.c.
7384 * config/i386/mingw-tls.c: Removed.
7386 2009-07-13 Ira Rosen <irar@il.ibm.com>
7388 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7389 checks access only relevant statements.
7390 (vectorizable_reduction): Likewise.
7392 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7394 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7395 just for 32-bit case.
7397 2009-07-12 Jan Hubicka <jh@suse.cz>
7399 PR tree-optimization/40585
7400 * except.c (expand_resx_expr): When there already is resume
7401 instruction, produce linked list.
7402 (build_post_landing_pads): Assert that resume is empty.
7403 (connect_post_landing_pads): Handle resume lists.
7404 (dump_eh_tree): Dump resume list.
7406 2009-07-12 Ira Rosen <irar@il.ibm.com>
7408 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7409 with additional argument.
7410 * tree-vectorizer.h (enum vect_def_type): Add
7411 vect_double_reduction_def.
7412 (vect_is_simple_reduction): Add argument.
7413 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7415 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7416 vect_is_simple_reduction with additional argument.
7417 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7419 (reduction_code_for_scalar_code): Handle additional codes by
7420 returning ERROR_MARK for them. Fix comment and indentation.
7421 (vect_is_simple_reduction): Fix comment, add argument to specify
7422 double reduction. Detect double reduction.
7423 (get_initial_def_for_induction): Fix indentation.
7424 (get_initial_def_for_reduction): Fix comment and indentation.
7425 Handle double reduction. Create initial definitions that do not
7426 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7427 (vect_create_epilog_for_reduction): Fix comment, add argument to
7428 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7429 epilogue result extraction. Create double reduction phi node and
7430 replace relevant uses.
7431 (vectorizable_reduction): Call vect_is_simple_reduction with
7432 additional argument. Fix indentation. Update epilogue code treatment
7433 according to the changes in reduction_code_for_scalar_code. Check
7434 for double reduction. Call vect_create_epilog_for_reduction with
7435 additional argument.
7436 * tree-vect-stmts.c (process_use): Handle double reduction, update
7438 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7439 (vect_get_vec_def_for_operand): Likewise.
7441 2009-07-12 Danny Smith <dansmister@gmail.com>
7443 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7444 dllexport if !TREE_PUBLIC.
7445 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7447 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7449 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7450 (avr_extra_arch_macro) Remove declatation.
7451 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7452 (avr_extra_arch_macro) Declare as static.
7453 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7455 2009-07-11 Jan Hubicka <jh@suse.cz>
7458 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7460 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7463 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7464 cold_in_std_section bits.
7465 (dwarf2out_begin_prologue): Initialize them.
7466 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7467 if already covered by text_section or cold_text_section range.
7469 PR rtl-optimization/40667
7470 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7471 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7472 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7473 * config/i386/i386.c (ix86_minimum_alignment): New function.
7474 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7475 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7476 * emit-rtl.c (gen_reg_rtx): Likewise.
7477 * function.c (assign_parms): Likewise. If nominal_type needs
7478 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7479 rather than passed_type's alignment.
7482 * function.c (assign_parm_setup_stack): Adjust
7483 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7484 from nominal_mode on big endian.
7486 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7488 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7490 2009-07-10 DJ Delorie <dj@redhat.com>
7492 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7494 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7496 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7498 (thumb2_cbnz): Likewise.
7500 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7503 * config.gcc (supported_defaults): Add synci.
7504 (with_synci): Add validation.
7505 (all_defaults): Add synci.
7506 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7509 * config/mips/mips.opt (msynci): New option.
7510 * config/mips/mips.c (mips_override_options): Warn on use of
7511 -msynci for targets that do now support it.
7512 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7514 * gcc/doc/invoke.texi (-msynci): Document the new option.
7515 * doc/install.texi (--with-synci): Document the new option.
7517 2009-07-10 Richard Guenther <rguenther@suse.de>
7519 PR tree-optimization/40496
7520 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7521 the PHI result with a compatible type.
7523 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7527 * c.opt (Wunused-result): New.
7528 * doc/invoke.texi: Document it.
7529 * c-common.c (c_warn_unused_result): Use it.
7531 2009-07-09 DJ Delorie <dj@redhat.com>
7533 * targhooks.c (default_target_can_inline_p): Rename from
7534 default_target_option_can_inline_p.
7535 * targhooks.h (default_target_can_inline_p): Likewise.
7536 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7537 TARGET_OPTION_CAN_INLINE_P.
7538 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7539 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7540 (mep_target_can_inline_p): Rename from
7541 mep_target_option_can_inline_p.
7544 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7545 registers used to pass vectors.
7547 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7549 2009-07-09 Tom Tromey <tromey@redhat.com>
7551 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7552 * config/mmix/mmix.c: Include dwarf2.h.
7553 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7554 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7555 * config/sh/sh.c: Include dwarf2.h.
7556 * config/i386/i386.c: Include dwarf2.h.
7557 * Makefile.in (DWARF2_H): Remove 'elf'.
7558 * except.c: Include dwarf2.h.
7559 * unwind-dw2.c: Include dwarf2.h.
7560 * dwarf2out.c: Include dwarf2.h.
7561 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7562 * unwind-dw2-fde.c: Include dwarf2.h.
7563 * dwarf2asm.c: Include dwarf2.h.
7565 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7567 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7568 (max_issue): Use it.
7569 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7571 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7572 (region_sched_info): Update.
7573 * sched-ebb.c (ebb_sched_info): Update.
7574 * modulo-sched.c (sms_sched_info): Update.
7575 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7577 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7579 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7581 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7583 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7585 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7588 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7589 arg1 with arg01 if arg1 is already INTEGER_CST.
7591 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7593 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7594 Transform (and (truncate)) into (truncate (and)).
7596 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7598 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7599 creating LHS paradoxical subregs. Fix surrounding returns to
7600 use NULL_RTX rather than 0.
7602 2009-07-08 DJ Delorie <dj@redhat.com>
7604 * config/mep/mep.c: (mep_option_can_inline_p): New.
7605 (TARGET_OPTION_CAN_INLINE_P): Define.
7607 2009-07-08 Mark Wielaard <mjw@redhat.com>
7610 * dwarf2out.c (add_data_member_location_attribute): When we have
7611 only a constant offset don't emit a new location description using
7612 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7615 2009-07-08 Richard Henderson <rth@redhat.com>
7618 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7619 (enum reg_class): Add CLOBBERED_REGS.
7620 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7621 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7622 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7623 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7624 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7625 force 64-bit sibcalls into R11.
7626 * config/i386/constraints.md (U): New constraint.
7627 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7628 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7629 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7631 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7633 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7635 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7636 * ebitmap.h (dump_ebitmap): Ditto.
7637 * optabs.h (optab_libfunc): Ditto.
7638 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7639 * tree-flow.h (vect_can_force_dr_alignment_p,
7640 get_vectype_for_scalar_type): Ditto.
7641 (vectorize_loops): Move prototype to ...
7642 * tree-vectorizer.h: ... here. Also, adjust comment.
7643 (vect_set_verbosity_level): Remove duplicate prototype.
7644 * tree-ssa-loop.c: Include tree-vectorizer.h.
7645 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7647 2009-07-08 Nick Clifton <nickc@redhat.com>
7649 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7652 2009-07-08 DJ Delorie <dj@redhat.com>
7654 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7655 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7656 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7658 * config/mep/intrinsics.md: Regenerated.
7659 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7660 registers when asm() or calls are detected.
7662 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7665 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7667 * gimple (gimple_build_call_from_tree): Likewise.
7668 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7669 no_warning flag before warning.
7671 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7673 * tree.c (set_expr_locus): Remove.
7674 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7675 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7677 * gimplify.c (internal_get_tmp_var): Likewise.
7678 (gimplify_call_expr): Likewise.
7679 (gimplify_one_sizepos): Likewise.
7681 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7684 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7685 to variables for debugging purposes.
7687 2009-06-23 Mark Loeser <mark@halcy0n.com>
7690 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7692 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7694 * pretty-print.c (pp_base_format): Remove %J.
7695 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7696 gcc_cxxdiag_char_table): Likewise.
7697 (init_dynamic_diag_info): Likewise.
7699 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7701 * pretty-print.c (pp_base_format): Remove %H.
7702 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7703 gcc_cxxdiag_char_table): Likewise.
7704 (init_dynamic_diag_info): Likewise.
7705 * config/mep/mep.c (mep_select_section): Likewise.
7707 2009-07-07 Duncan Sands <baldrick@free.fr>
7709 * final.c (pass_clean_state): Give the pass a name.
7710 * passes.c (pass_rest_of_compilation): Likewise.
7711 * tree-optimize.c (pass_all_optimizations): Likewise.
7713 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7715 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7716 an extra 'decl' for error_at.
7718 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7721 * tree-tailcall.c (adjust_return_value_with_ops,
7722 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7723 if it has complex or vector type.
7725 2009-07-07 Olivier Hainque <hainque@adacore.com>
7727 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7730 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7732 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7734 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7736 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7737 * c-decl.c: Likewise.
7738 * function.c: Likewise.
7739 * varasm.c: Likewise.
7740 * tree-ssa.c: Likewise.
7741 * c-common.c: Likewise.
7742 * tree-cfg.c: Likewise.
7743 * config/spu/spu.c: Likewise.
7744 * config/ia64/ia64.c: Likewise.
7745 * config/v850/v850.c: Likewise.
7747 2009-07-06 DJ Delorie <dj@redhat.com>
7749 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7750 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7751 unspecified accesses to control registers.
7752 * config/mep/intrinsics.md: Regenerate.
7753 * config/mep/intrinsics.h: Regenerate.
7754 * config/mep/mep-intrin.h: Regenerate.
7756 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7758 * c-lex.c: Replace %H by an explicit location. Update all calls.
7759 * c-common.c: Likewise.
7760 * c-decl.c: Likewise.
7761 * c-typeck.c: Likewise.
7762 * fold-const.c: Likewise.
7763 * gimplify.c: Likewise.
7765 * tree-cfg.c: Likewise.
7766 * tree-ssa-loop-niter.c: Likewise.
7767 * tree-vrp.c: Likewise.
7768 * value-prof.c: Likewise.
7770 2009-07-06 Diego Novillo <dnovillo@google.com>
7772 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7773 if it has one. Handle cases where VAR does not have an
7774 annotation or cfun is NULL.
7776 2009-07-06 Diego Novillo <dnovillo@google.com>
7778 * tree.c: Include debug.h.
7779 (initialize_tree_contains_struct): New.
7780 (init_ttree): Call it.
7781 (tree_node_structure_for_code): Factor out of ...
7782 (tree_node_structure): ... here.
7783 * treestruct.def (TS_PHI_NODE): Remove.
7784 (TS_GIMPLE_STATEMENT): Remove.
7786 2009-07-06 Diego Novillo <dnovillo@google.com>
7788 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7789 (debug_tree_chain): Handle cycles.
7791 2009-07-06 Nick Clifton <nickc@redhat.com>
7792 DJ Delorie <dj@redhat.com>
7794 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7795 __FMOVD_ENABLED__ is defined.
7797 (TARGET_FMOVD): Provide a default definition.
7798 (MASK_FMOVD): Likewise.
7799 (TARGET_CPU_CPP_BUILTINS): Define
7800 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7801 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7802 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7803 (split for DF load from memory into register): Also handle
7804 MEMs which consist of REG+DISP addressing.
7805 (split for DF store from register to memory): Likewise.
7806 (movsf_ie): Always use single fp_mode.
7807 * config/sh/sh.c (sh_override_options): Do not automatically
7808 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7809 that to the -mfmovd command line switch.
7810 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7811 (fldi_ok): Always allow.
7812 * config/sh/sh.opt (mfmovd): Remove this switch.
7813 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7815 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7816 Kaz Kojima <kkojima@gcc.gnu.org>
7818 PR rtl-optimization/30807
7819 * postreload.c (reload_combine): For every new use of REG_SUM,
7820 record the use of BASE.
7822 2009-07-06 Jan Hubicka <jh@suse.cz>
7824 * params.def: Revert my accidental commit at 2009-06-30.
7826 2009-07-04 Ian Lance Taylor <iant@google.com>
7829 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7831 (mingw_format_attribute_overrides): Likewise.
7833 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7836 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7837 don't check cfa.reg. Instead of cfa.indirect use
7838 fde && fde->drap_reg != INVALID_REGNUM test.
7840 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7842 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7844 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7847 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7849 2009-07-03 Richard Guenther <rguenther@suse.de>
7851 PR tree-optimization/40640
7852 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7855 2009-07-03 Jan Hubicka <jh@suse.cz>
7857 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7858 for size, reduce amount of inlining.
7860 2009-07-03 Richard Guenther <rguenther@suse.de>
7863 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7864 if t +- x is known to not overflow and the conversion widens the
7866 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7868 2009-07-03 Jan Hubicka <jh@suse.cz>
7870 * ipa-pure-const.c (analyze): Update loop optimizer init.
7871 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
7872 try_remove_empty_loop, remove_empty_loops): Remove.
7873 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
7874 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
7875 to mark regular loops as neccesary.
7876 (degenerate_phi_p): New function.
7877 (propagate_necessity, remove_dead_phis): Use it.
7878 (forward_edge_to_pdom): Likewise.
7879 (eliminate_unnecessary_stmts): Take care to remove uses of results of
7880 virtual PHI nodes that became unreachable.
7881 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
7882 * tree-flow.h (remove_empty_loops): Remove.
7883 * passes.c (init_optimization_passes): Remove.
7885 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
7887 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
7888 can_create_pseudo_p.
7889 (*fix_trunc<mode>_i387_1): Ditto.
7890 (*floathi<mode>2_1): Ditto.
7891 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
7892 (*fistdi2_1): Ditto.
7893 (*fist<mode>2_1): Ditto.
7894 (frndintxf2_floor): Ditto.
7895 (*fist<mode>2_floor_1): Ditto.
7896 (frndintxf2_ceil): Ditto.
7897 (*fist<mode>2_ceil_1): Ditto.
7898 (frndintxf2_trunc): Ditto.
7899 (frndintxf2_mask_pm): Ditto.
7900 (fxam<mode>2_i387_with_temp): Ditto.
7901 * config/i386/sse.md (mulv16qi3): Ditto.
7902 (*sse2_mulv4si3): Ditto.
7904 (sse4_2_pcmpestr): Ditto.
7905 (sse4_2_pcmpistr): Ditto.
7907 2009-07-03 Jan Hubicka <jh@suse.cz>
7909 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
7910 (mark_stmt_necessary): Set it.
7911 (mark_operand_necessary): Set it.
7912 (mark_control_dependent_edges_necessary): Set it.
7913 (mark_virtual_phi_result_for_renaming): New function.
7914 (get_live_post_dom): New function.
7915 (forward_edge_to_pdom): New function.
7916 (remove_dead_stmt): Fix handling of control dependences.
7917 (tree_dce_init): Init new bitmap.
7918 (tree_dce_done): Free it.
7920 2009-07-02 Richard Guenther <rguenther@suse.de>
7923 * tree-ssa-structalias.c (new_var_info): Initialize
7926 2009-07-02 Jan Hubicka <jh@suse.cz>
7928 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
7931 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
7933 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
7934 instead of recomputing it. Adjust calls.
7935 (emit_store_flag): Adjust recursive calls.
7937 2009-07-02 Richard Guenther <rguenther@suse.de>
7939 * tree-ssa-live.c (remove_unused_locals): Do not remove
7941 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
7942 of DECL_EXTERNAL for HEAP variables.
7943 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
7944 HEAP variables. Do not adjust RESTRICT vars.
7945 (find_what_var_points_to): Nobody cares if something
7948 2009-07-02 Ben Elliston <bje@au.ibm.com>
7950 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
7951 pc_low and pc_high declarations to the top of the function.
7953 2009-07-01 DJ Delorie <dj@redhat.com>
7955 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
7957 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
7958 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
7959 unspecified accesses to control registers.
7960 * config/mep/intrinsics.md: Regenerate.
7961 * config/mep/intrinsics.h: Regenerate.
7962 * config/mep/mep-intrin.h: Regenerate.
7964 2009-07-01 Anthony Green <green@moxielogic.com>
7966 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
7967 instruction when possible.
7968 (moxie_expand_prologue): Ditto. Also, save an instruction and
7969 some complexity by popping off of $r12 instead of $sp.
7970 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
7973 2009-07-01 Richard Henderson <rth@redhat.com>
7976 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
7977 contained no insns, reposition note before last insn.
7979 2009-07-01 Richard Henderson <rth@redhat.com>
7982 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
7983 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
7985 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
7988 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
7989 darwin9 for printing reg addresses with %y.
7991 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7993 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
7994 truncation from operands in binary operations.
7996 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
7999 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8000 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8001 subreg of op0 to the original op0.
8003 * expmed.c (store_bit_field_1): Use a temporary as the destination
8004 instead of a paradoxical subreg when we need to truncate the result.
8006 2009-07-01 DJ Delorie <dj@redhat.com>
8008 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8009 names to VLIW variants.
8010 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8011 * config/mep/intrinsics.md: Regenerate.
8012 * config/mep/intrinsics.h: Regenerate.
8013 * config/mep/mep-intrin.h: Regenerate.
8015 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8018 * jump.c (returnjump_p): Revert last patch.
8019 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8021 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8024 * pa.md (casesi32p): Use jump table label to determine the offset
8026 (casesi64p): Likewise.
8028 * pa.c (forward_branch_p): Return bool type. Use instruction
8029 addresses when available. Assert that INSN has a jump label.
8030 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8033 2009-07-01 Richard Guenther <rguenther@suse.de>
8035 PR tree-optimization/19831
8036 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8037 that only act as barriers do not make any previous stores necessary.
8038 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8039 HEAP variables global, do not add a constraint from nonlocal.
8040 (find_func_aliases): Handle escapes through return statements.
8041 (compute_points_to_sets): Make escaped HEAP variables global.
8043 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8046 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8047 after reducing a DImode cstore to SImode.
8049 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8051 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8052 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8054 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8056 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8057 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8059 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8060 and umod_optab if TARGET_BSD_DIVMOD.
8061 * config/vax/lib1funcs.asm: New file.
8062 * config/vax/t-linux: New file.
8063 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8065 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8068 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8069 to type arguments that have void type.
8072 * dwarf2out.c (gen_formal_parameter_die): Call
8073 equate_decl_number_to_die if node is different from origin.
8075 2009-06-30 Anthony Green <green@moxielogic.com>
8077 Clean up moxie port for --enable-build-with-cxx.
8078 * config/moxie/moxie.c (moxie_function_value): First two
8079 parameters are const_tree, not tree.
8080 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8081 (REG_CLASS_NAMES): Ditto.
8082 (REGNO_REG_CLASS): Ditto.
8083 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8084 (moxie_function_value): Fix constyness of arguments.
8086 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8088 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8089 finalize_size_functions before further processing.
8090 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8091 (variable_size): Call self_referential_size on size expressions
8092 that contain a PLACEHOLDER_EXPR.
8093 (size_functions): New static variable.
8094 (copy_self_referential_tree_r): New static function.
8095 (self_referential_size): Likewise.
8096 (finalize_size_functions): New global function.
8097 * tree.c: Include tree-inline.h.
8098 (push_without_duplicates): New static function.
8099 (find_placeholder_in_expr): New global function.
8100 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8102 <tcc_expression>: Likewise.
8103 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8104 the call in the expression.
8105 * tree.h (finalize_size_functions): Declare.
8106 (find_placeholder_in_expr): Likewise.
8107 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8108 (substitute_placeholder_in_expr): Update comment.
8109 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8111 (copy_tree_body_r): Likewise.
8112 (copy_tree_body): New static function.
8113 (maybe_inline_call_in_expr): New global function.
8114 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8115 (maybe_inline_call_in_expr): Declare.
8116 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8117 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8120 2009-06-30 Richard Guenther <rguenther@suse.de>
8122 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8124 (propagate_necessity): Do not mark reaching defs of stores
8127 2009-06-30 Jan Hubicka <jh@suse.cz>
8129 * cfgloopanal.c (check_irred): Move into ...
8130 (mark_irreducible_loops): ... here; return true if ireducible
8132 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8133 (analyze_function): Try to prove loop finiteness.
8134 * cfgloop.h (mark_irreducible_loops): Update prototype.
8135 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8137 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8139 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8141 2009-06-30 Ira Rosen <irar@il.ibm.com>
8143 PR tree-optimization/40542
8144 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8147 2009-06-30 Martin Jambor <mjambor@suse.cz>
8149 PR tree-optimization/40582
8150 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8151 than useless_type_conversion_p.
8152 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8155 2009-06-30 Martin Jambor <mjambor@suse.cz>
8158 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8160 2009-06-30 Richard Guenther <rguenther@suse.de>
8162 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8163 use ao_ref references.
8164 (walk_aliased_vdefs): Likewise.
8165 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8166 * tree-ssa-dce.c (struct ref_data): Remove.
8167 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8168 (mark_aliased_reaching_defs_necessary): Adjust.
8169 (mark_all_reaching_defs_necessary_1): Likewise.
8171 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8174 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8175 (emit_store_flag_1): Extract from emit_store_flag, adjust
8176 calls to (what now is) emit_cstore.
8177 (emit_store_flag): Call emit_store_flag_1 and also use it
8178 for what used to be recursive calls.
8180 2009-06-30 Wei Guozhi <carrot@google.com>
8183 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8184 if the target bb post dominates from bb.
8185 * config/i386/i386.c (memory_address_length): Check existence of base
8186 register before using it.
8188 2009-06-30 Nick Clifton <nickc@redhat.com>
8189 DJ Delorie <dj@redhat.com>
8191 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8192 __FMOVD_ENABLED__ is defined.
8194 (TARGET_FMOVD): Provide a default definition.
8195 (MASK_FMOVD): Likewise.
8196 (TARGET_CPU_CPP_BUILTINS): Define
8197 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8198 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8199 two fmov instructions depending upon whether TARGET_FMOVD is
8201 (split for DF load from memory into register): Also handle
8202 MEMs which consist of REG+DISP addressing.
8203 (split for DF store from register to memory): Likewise.
8204 * config/sh/sh.opt (mfmovd): Remove this switch.
8205 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8206 * config/sh/sh.c (sh_override_options): Do not automatically
8207 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8208 that to the -mfmovd command line switch.
8210 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8212 (fldi_ok): Always allow.
8213 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8215 2009-06-29 DJ Delorie <dj@redhat.com>
8217 * doc/install.texi (mep-x-elf): Correct chip's full name.
8219 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8221 * doc/extend.texi: Fix typo.
8223 2009-06-29 Tom Tromey <tromey@redhat.com>
8226 * Makefile.in (DWARF2_H): New variable.
8228 (dwarf2out.o): Likewise.
8229 (dwarf2asm.o): Likewise.
8230 * config/i386/t-i386: Use DWARF2_H.
8231 * except.c: Include elf/dwarf2.h.
8232 * unwind-dw2.c: Include elf/dwarf2.h.
8233 * dwarf2out.c: Include elf/dwarf2.h.
8234 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8235 <dtprel>: New field.
8236 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8237 (size_of_loc_descr): Likewise.
8238 (output_loc_operands_raw): Likewise.
8239 (output_loc_operands): Handle new dtprel field.
8240 (loc_checksum): Update.
8241 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8242 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8243 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8244 * dwarf2asm.c: Include elf/dwarf2.h.
8245 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8246 * config/mmix/mmix.c: Include elf/dwarf2.h.
8247 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8248 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8249 * config/sh/sh.c: Include elf/dwarf2.h.
8250 * config/i386/i386.c: Include elf/dwarf2.h.
8252 2009-06-29 DJ Delorie <dj@redhat.com>
8254 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8256 * doc/extend.texi: Add MeP attributes and pragmas.
8257 * doc/invoke.text: Add MeP Options.
8258 * doc/contrib.texi: Add MeP contribution.
8259 * doc/md.texi: Add MeP constraints.
8260 * doc/install.texi: Add MeP target.
8262 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8264 * target.h (struct gcc_target): Add frame_pointer_required field.
8265 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8266 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8267 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8269 * reload1.c (update_eliminables): (Ditto.).
8270 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8271 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8272 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8274 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8276 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8277 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8278 (arm_frame_pointer_required): New function.
8280 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8281 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8282 (avr_frame_pointer_required_p): Declare as static.
8283 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8285 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8286 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8287 (bfin_frame_pointer_required): Make as static, change return type
8289 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8291 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8292 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8293 (cris_frame_pointer_required): New function.
8295 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8297 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8298 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8299 (fr30_frame_pointer_required): New function.
8301 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8302 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8303 (frv_frame_pointer_required): Make as static, change return type
8305 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8307 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8308 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8309 (ix86_frame_pointer_required): Make as static, change return type to
8311 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8313 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8314 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8316 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8318 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8320 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8322 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8323 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8324 (mips_frame_pointer_required): Make as static.
8325 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8327 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8328 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8329 (mmix_frame_pointer_required): Mew function.
8331 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8332 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8334 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8336 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8338 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8340 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8341 (CAN_ELIMINATE): Redefine.
8342 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8343 (sparc_frame_pointer_required): New function.
8344 (sparc_can_eliminate): New function.
8345 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8347 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8348 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8350 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8351 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8352 (xtensa_frame_pointer_required): Make as static, change return type
8354 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8357 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8359 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8360 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8361 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8362 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8363 (register_callback): Handle PLUGIN_START_UNIT.
8364 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8366 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8368 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8370 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8371 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8373 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8375 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8378 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8380 * doc/extend.texi (Additional Floating Types): __float128 is also
8381 supported on i386 targets.
8383 2009-06-29 Richard Guenther <rguenther@suse.de>
8386 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8388 (pt_solutions_same_restrict_base): Declare.
8389 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8391 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8392 (make_constraint_from, make_copy_constraint): Move earlier.
8393 (make_constraint_from_heapvar): New function.
8394 (make_constraint_from_restrict): Likewise.
8395 (handle_lhs_call): Use it.
8396 (find_func_aliases): Use it to track conversions to restrict
8398 (struct fieldoff): Add only_restrict_pointers flag.
8399 (push_fields_onto_fieldstack): Initialize it.
8400 (create_variable_info_for): Track global restrict qualified pointers.
8401 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8402 Track restrict qualified pointer arguments.
8403 (set_uids_in_ptset): Use varinfo is_global_var flag.
8404 (find_what_var_points_to): Set the vars_contains_restrict flag.
8405 Always create the points-to solution for sets including restrict tags.
8406 (pt_solutions_same_restrict_base): New function.
8407 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8408 qualified pointers use pt_solutions_same_restrict_base as
8409 additional source for disambiguation.
8411 2009-06-29 Richard Guenther <rguenther@suse.de>
8414 * alias.c (find_base_decl): Remove.
8415 (get_deref_alias_set_1): Remove restrict handling.
8416 * c-common.c (c_apply_type_quals_to_decl): Do not set
8417 DECL_POINTER_ALIAS_SET.
8418 * gimplify.c (find_single_pointer_decl_1): Remove.
8419 (find_single_pointer_decl): Likewise.
8420 (internal_get_tmp_var): Remove restrict handling.
8421 (gimple_regimplify_operands): Likewise.
8422 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8423 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8424 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8425 * tree.c (restrict_base_for_decl): Remove.
8426 (init_ttree): Do not allocate it.
8427 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8428 LABEL_DECL_UID for label decls.
8429 (copy_node_stat): Do not copy restrict information.
8430 (decl_restrict_base_lookup): Remove.
8431 (decl_restrict_base_insert): Likewise.
8432 (print_restrict_base_statistics): Likewise.
8433 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8434 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8435 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8436 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8437 (LABEL_DECL_UID): Adjust.
8438 (DECL_BASED_ON_RESTRICT_P): Remove.
8439 (DECL_GET_RESTRICT_BASE): Likewise.
8440 (SET_DECL_RESTRICT_BASE): Likewise.
8441 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8443 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8444 instead of DECL_POINTER_ALIAS_SET.
8445 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8446 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8447 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8449 2009-06-29 Richard Guenther <rguenther@suse.de>
8451 PR tree-optimization/40579
8452 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8453 the IL to simplify has constants that overflowed.
8455 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8457 PR tree-optimization/40550
8458 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8459 vector_compute_type only when the size of vector_compute_type is
8460 less than the size of type.
8462 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8464 * fold-const.c (contains_label_1): Fix comments.
8465 (contains_label_p): Do not walk trees multiple time.
8467 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8469 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8470 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8471 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8472 ix86_fp_comparison_operator.
8473 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8474 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8475 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8476 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8477 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8478 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8479 (related splits): Change predicate to ix86_fp_comparison_operator.
8480 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8481 instead of ix86_fp_comparison_codes.
8482 (ix86_trivial_fp_comparison_operator,
8483 ix86_fp_comparison_operator): New.
8484 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8485 (ix86_expand_compare): Eliminate last two parameters.
8486 (ix86_fp_jump_nontrivial_p): Kill.
8487 * config/i386/i386.c (put_condition_code): Eliminate call to
8488 ix86_fp_comparison_codes and subsequent assertion.
8489 (ix86_fp_comparison_codes): Eliminate.
8490 (ix86_fp_swap_condition): New.
8491 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8492 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8493 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8494 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8495 and ix86_fp_swap_condition.
8496 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8497 Use ix86_fp_comparison_strategy.
8498 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8499 (ix86_fp_jump_nontrivial_p): Eliminate.
8500 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8501 call to ix86_expand_compare.
8502 (ix86_split_fp_branch, ix86_expand_setcc,
8503 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8504 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8506 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8508 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8509 related to jump_clobbers.
8510 * config/arm/arm.md (conds): Remove jump_clob case.
8511 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8512 splits): Change comparison_operator to arm_comparison_operator.
8513 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8516 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8518 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8519 condition for floating point modes.
8520 * expmed.c (emit_store_flag_1): Move here a bigger part
8522 (emit_store_flag): Try swapping the condition for floating point
8524 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8526 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8528 * expr.c (expand_expr_real_1): Just use do_store_flag.
8529 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8530 emit_store_flag_force.
8531 * expmed.c (emit_store_flag_force): Copy here trick
8532 previously in expand_expr_real_1. Try reversing the comparison.
8533 (emit_store_flag_1): Work if target is NULL.
8534 (emit_store_flag): Work if target is NULL, using the result mode
8535 from the comparison. Use split_comparison, restructure final part
8536 to simplify conditionals.
8538 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8540 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8541 * dojump.c (do_jump): Change handling of floating-point
8542 ops to use just do_compare_and_jump.
8543 (split_comparison): New.
8544 (do_compare_rtx_and_jump): Add here logic coming previously
8545 in do_jump, using split_comparison.
8547 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8550 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8552 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8554 * tree-ssa-alias.c: Fix unintentional commit.
8556 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8558 * passes.c (execute_one_pass): Fix unintentional commit.
8560 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8562 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8563 (df_rd_local_compute, df_md_local_compute): Inline them.
8565 (df_md_scratch): New.
8566 (df_md_alloc, df_md_free): Allocate/free it.
8567 (df_md_local_compute): Only include live registers in init.
8568 (df_md_transfer_function): Prune the in-set computed by
8569 the confluence function, and the gen-set too.
8571 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8573 PR rtl-optimization/26854
8574 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8575 * df-problems.c (df_rd_add_problem): Fix comment.
8576 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8577 df_md_simulate_artificial_defs_at_top,
8578 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8579 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8580 df_md_transfer_function, df_md_init, df_md_confluence_0,
8581 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8582 problem_MD, df_md_add_problem): New.
8583 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8584 df_md_get_bb_info): New.
8585 (DF_LAST_PROBLEM_PLUS1): Adjust.
8587 * Makefile.in (fwprop.o): Include domwalk.h.
8588 * fwprop.c: Include domwalk.h.
8589 (reg_defs, reg_defs_stack): New.
8590 (bitmap_only_bit_between): Remove.
8591 (process_defs): New.
8592 (process_uses): Use reg_defs and local_md instead of
8593 bitmap_only_bit_between and local_rd.
8594 (single_def_use_enter_block): New, from build_single_def_use_links.
8595 (single_def_use_leave_block): New.
8596 (build_single_def_use_links): Remove code moved to
8597 single_def_use_enter_block, invoke domwalk.
8598 (use_killed_between): Adjust comment.
8600 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8602 * bitmap.h (bitmap_ior_and_into): New.
8603 * bitmap.c (bitmap_ior_and_into): New.
8605 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8607 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8608 before_dom_children_before_stmts and after_dom_children_after_stmts.
8609 Rename the two remaining callbacks to just before_dom_children and
8610 after_dom_children. Remove other GIMPLE statement walking bits.
8611 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8612 * graphite.c: Do not include domwalk.h.
8613 * tree-into-ssa.c (interesting_blocks): New global.
8614 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8615 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8616 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8617 now that they're not domwalk callbacks.
8618 (rewrite_initialize_block): Rename to...
8619 (rewrite_enter_block): ... this, place after called functions. Test
8620 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8621 (rewrite_finalize_block): Rename to...
8622 (rewrite_leave_block): ... this, place after called functions.
8623 (rewrite_update_init_block): Rename to...
8624 (rewrite_update_enter_block): ... this, place after called functions.
8625 Test interesting_blocks, call rewrite_update_stmt and
8626 rewrite_update_phi_arguments.
8627 (rewrite_update_fini_block): Rename to...
8628 (rewrite_leave_block): ... this, place after called functions.
8629 (rewrite_blocks): Remove last argument, simplify initialization of
8631 (mark_def_sites_initialize_block): Rename to...
8632 (mark_def_sites_block): ... this, call mark_def_sites.
8633 (mark_def_sites_blocks): Remove argument, simplify initialization of
8635 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8636 (update_ssa): Likewise.
8637 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8639 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8640 (dom_opt_initialize_block): Rename to...
8641 (dom_opt_enter_block): ... this, place after called functions. Walk
8642 statements here, inline propagate_to_outgoing_edges.
8643 (dom_opt_finalize_block): Rename to...
8644 (dom_opt_leave_block): ... this, place after called functions.
8645 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8647 (dse_enter_block, dse_record_phi): New.
8648 (dse_record_phis): Delete.
8649 (dse_finalize_block): Rename to...
8650 (dse_leave_block): ... this.
8651 (tree_ssa_dse): Simplify initialization of walk_data.
8652 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8653 Adjust initialization of walk_data.
8654 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8655 * tree-ssa-loop-phiopt.c (get_non_trapping):
8656 Adjust initialization of walk_data.
8657 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8658 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8659 it's not a domwalk callback.
8660 (uncprop_initialize_block): Rename to...
8661 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8662 (dse_finalize_block): Rename to...
8663 (dse_leave_block): ... this.
8664 (tree_ssa_uncprop): Simplify initialization of walk_data.
8665 * Makefile.in: Adjust dependencies.
8667 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8669 * arm.md (casesi): Fix test for Thumb1.
8670 (thumb1_casesi_internal_pic): Likewise.
8671 (thumb1_casesi_dispatch): Likewise.
8673 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8675 * config/arm/arm-cores.def: Added core cortex-m0.
8676 * config/arm/arm-tune.md: Regenerated.
8677 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8679 2009-06-26 DJ Delorie <dj@redhat.com>
8681 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8683 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8684 the scheduler doesn't tag jump insns.
8686 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8688 * c-decl.c (merge_decls): Re-indent.
8690 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8693 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8694 Special-case decimal float constants.
8696 2009-06-26 Richard Henderson <rth@redhat.com>
8698 * function.h (struct function): Add cannot_be_copied_reason,
8699 and cannot_be_copied_set.
8700 * tree-inline.c (has_label_address_in_static_1): Rename from
8701 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8702 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8703 don't set inline_forbidden_reason.
8704 (copy_forbidden): New function, split out of inline_forbidden_p.
8705 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8706 (inline_forbidden_p): Use copy_forbidden.
8707 (tree_versionable_function_p): Likewise.
8708 (inlinable_function_p): Merge into tree_inlinable_function_p.
8709 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8710 * ipa-cp.c (ipcp_versionable_function_p): New function.
8711 (ipcp_cloning_candidate_p): Use it.
8712 (ipcp_node_modifiable_p): Likewise.
8714 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8716 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8717 that is marked not to be inlined. Remove flag_mudflap use.
8718 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8719 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8721 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8724 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8725 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8727 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8729 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8731 (__mingwthr_remove_key_dtor): Likewise.
8733 2009-06-26 Richard Guenther <rguenther@suse.de>
8735 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8737 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8740 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8741 try the non-cond_exec path also.
8743 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8746 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8747 (output_cbranch): Use new functions.
8748 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8751 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8752 Pat Haugen <pthaugen@us.ibm.com>
8753 Revital Eres <ERES@il.ibm.com>
8755 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8756 for %c error. Add %x support to print VSX registers as a unified
8757 register set, instead of separate float and altivec registers.
8758 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8759 %y case, and add support for VSX pre-modify addresses.
8760 (output_toc): Add assert for CONST containing an integer constant
8762 (rs6000_adjust_cost): Add POWER7 support.
8763 (insn_must_be_first_in_group): Ditto.
8764 (insn_must_be_last_in_group): Ditto.
8765 (rs6000_emit_popcount): Ditto.
8766 (rs6000_vector_mode_supported_p): Ditto.
8768 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8769 Change some of the functions called by macros to being called
8770 through a pointer, so debug functions can be inserted if
8771 -mdebug=addr or -mdebug=cost.
8772 (rs6000_preferred_reload_class_ptr): Ditto.
8773 (rs6000_secondary_reload_class_ptr): Ditto.
8774 (rs6000_secondary_memory_needed_ptr): Ditto.
8775 (rs6000_cannot_change_mode_class_ptr): Ditto.
8776 (rs6000_secondary_reload_inner): Ditto.
8777 (rs6000_legitimize_reload_address): Ditto.
8778 (rs6000_legitimize_reload_address_ptr): Ditto.
8779 (rs6000_mode_dependent_address): Ditto.
8780 (rs6000_mode_dependent_address_ptr): Ditto.
8782 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8783 function to return true if the mode allows reg + integer
8785 (virtual_stack_registers_memory_p): New function to return true if
8786 the address refers to a virtual stack register.
8787 (rs6000_legitimate_offset_address_p): Move code to say whether a
8788 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8790 (rs6000_legitimate_address_p): Add checks for modes that only can
8791 do reg+reg addressing. Start adding VSX support.
8792 (rs6000_legitimize_reload_address): Ditto.
8793 (rs6000_legitimize_address): Ditto.
8794 (rs6000_debug_legitimate_address_p): New debug functions for
8795 -mdebug=addr and -mdebug=cost.
8796 (rs6000_debug_rtx_costs): Ditto.
8797 (rs6000_debug_address_costs): Ditto.
8798 (rs6000_debug_adjust_cost): Ditto.
8799 (rs6000_debug_legitimize_address): Ditto.
8800 (rs6000_legitimize_reload_address_ptr): Point to call normal
8801 function or debug function. Make functions called via pointer
8803 (rs6000_mode_dependent_address_ptr): Ditto.
8804 (rs6000_secondary_reload_class_ptr): Ditto.
8805 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8806 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8807 into a friendlier error.
8808 (rs6000_init_builtins): Add initial VSX support.
8809 (rs6000_adjust_cost): Fix some spacing issues.
8811 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8812 (REG_CLASS_NAMES): Ditto.
8813 (REG_CLASS_CONTENTS): Ditto.
8814 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8815 pointer, to add -mdebug=addr support.
8816 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8817 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8818 -mdebug=addr support.
8819 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8820 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8821 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8823 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8825 (bswapsi*): Set attribute types for load/store. Add combiner
8826 patterns to eliminate zero extend on 64-bit.
8827 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8828 stdbrx if the hardware supports those instructions.
8830 2009-06-25 Ian Lance Taylor <iant@google.com>
8832 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8833 (Link Options): Document -static-libstdc++.
8835 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8838 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8839 DATA_ALIGNMENT instead.
8841 2009-06-25 Richard Guenther <rguenther@suse.de>
8843 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8844 indirect references against the callused/escaped solutions.
8845 (call_may_clobber_ref_p_1): Likewise.
8847 2009-06-25 Martin Jambor <mjambor@suse.cz>
8849 PR tree-optimization/40493
8850 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8851 (enum unscalarized_data_handling): New type.
8852 (handle_unscalarized_data_in_subtree): Return what has been done.
8853 (load_assign_lhs_subreplacements): Handle left flushes differently.
8854 (sra_modify_assign): Use unscalarized_data_handling, simplified
8855 condition determining whether to remove the statement.
8857 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8859 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8860 excerpt - @ should be doubled for texinfo.
8862 2009-06-24 Ian Lance Taylor <iant@google.com>
8864 * config/arc/arc.c: Include "df.h".
8865 (arc_attribute_table): Make static. Move higher in file.
8866 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8867 (output_shift): Initialize n later to avoid warning.
8868 * config/arm/arm.c (arm_attribute_table): Make static. Move
8870 * config/avr/avr.c (avr_attribute_table): Make static. Move
8872 (reg_class_tab): Change array type from int to enum reg_class.
8873 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
8875 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
8876 (lshrhi3_out): Likewise.
8877 (class_likely_spilled_p): Change return type to bool.
8878 (avr_rtx_costs): Use local code variable with enum type.
8879 * config/avr/avr.md (movmemhi): Use add_reg_note.
8880 (andhi3, andsi3): Don't use AS2 with "and".
8881 (iorhi3, iorsi3): Don't use AS2 with "or".
8882 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
8883 * config/crx/crx.c: Include "df.h".
8884 (crx_attribute_table): Make static.
8885 * config/m32r/m32r.c: Include "df.h".
8886 (m32r_attribute_table): Make static. Move higher in file.
8887 (pop): Use add_reg_note.
8888 (block_move_call): Change 0 to LCT_NORMAL in function call.
8889 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
8890 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
8891 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
8892 declare, not just when TREE_CODE is defined.
8893 * config/m68hc11/m68hc11.c: Include "expr.h".
8894 (m68hc11_attribute_table): Make static. Move higher in file.
8895 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
8897 (m68hc11_register_indirect_p): Likewise.
8898 (m68hc11_function_arg_padding): Change return type to enum
8900 (emit_move_after_reload): Use add_reg_note.
8901 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
8902 (m68hc11_split_logical): Likewise.
8903 (m68hc11_rtx_costs): Add local code_and outer_code variables with
8905 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
8906 to VOIDmode in function call.
8907 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
8909 (m68hc11_split_logical): Update declaration.
8910 (m68hc11_function_arg_padding): Update declaration.
8911 * config/mcore/mcore.c (regno_reg_class): Change form array of int
8912 to array of enum reg_class.
8913 (mcore_attribute_table): Make static. Move higher in file.
8914 (mcore_rtx_costs): Add cast to enum type.
8915 * config/mcore/mcore.h (regno_reg_class): Update declaration.
8916 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
8917 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
8919 * config/sh/predicates.md (trapping_target_operand): Rename and to
8921 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
8923 * config/spu/spu.c (spu_attribute_table): Make static. Move
8925 * config/v850/v850.c (v850_attribute_table): Make static. Move
8927 (v850_rtx_costs): Use local code with enum type.
8928 (expand_epilogue): Add cast.
8929 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
8931 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
8934 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
8935 -m2a-single-only and -m2a-nofpu.
8936 * config/sh/sh.opt: Document m2a generates FPU code.
8938 2009-06-24 Anatoly Sokolov <aesok@post.ru>
8940 * defaults.h (CAN_ELIMINATE): Provide default.
8941 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
8942 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
8943 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
8944 * config/spu/spu.h (CAN_ELIMINATE): Delete.
8945 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
8946 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
8947 * config/cris/cris.h (CAN_ELIMINATE): Delete.
8948 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
8949 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
8950 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
8952 2009-06-24 DJ Delorie <dj@redhat.com>
8954 * mep-ext-cop.cpu: Fix copyright notice.
8955 * mep-default: Fix copyright notice.
8956 * mep-core: Fix copyright notice.
8957 * mep: Fix copyright notice.
8958 * mep-ivc2: Fix copyright notice.
8959 * mep-c5: Fix copyright notice.
8961 2009-06-24 Denis Chertykov <chertykov@gmail.com>
8963 * doc/contrib.texi (Contributors):
8965 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
8968 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
8969 src and dst operands if necessary.
8971 2009-06-23 DJ Delorie <dj@redhat.com>
8974 * config.gcc: Add mep support.
8975 * recog.c: Resurrect validate_replace_rtx_subexp().
8976 * recog.h: Likewise.
8977 * config/mep/: Add new port:
8978 * config/mep/constraints.md: New file.
8979 * config/mep/default.h: New file.
8980 * config/mep/intrinsics.h: New file.
8981 * config/mep/intrinsics.md: New file.
8982 * config/mep/ivc2-template.h: New file.
8983 * config/mep/mep-c5.cpu: New file.
8984 * config/mep/mep-core.cpu: New file.
8985 * config/mep/mep-default.cpu: New file.
8986 * config/mep/mep-ext-cop.cpu: New file.
8987 * config/mep/mep-intrin.h: New file.
8988 * config/mep/mep-ivc2.cpu: New file.
8989 * config/mep/mep-lib1.asm: New file.
8990 * config/mep/mep-lib2.c: New file.
8991 * config/mep/mep-pragma.c: New file.
8992 * config/mep/mep-protos.h: New file.
8993 * config/mep/mep-tramp.c: New file.
8994 * config/mep/mep.c: New file.
8995 * config/mep/mep.cpu: New file.
8996 * config/mep/mep.h: New file.
8997 * config/mep/mep.md: New file.
8998 * config/mep/mep.opt: New file.
8999 * config/mep/predicates.md: New file.
9000 * config/mep/t-mep: New file.
9002 2009-06-23 Ian Lance Taylor <iant@google.com>
9004 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9005 from loose_warn into c_loose_warn and from strict_warn into
9006 c_strict_warn. Set and substitute warn_cxxflags. Check for
9007 --enable-build-with-cxx. Set and substitute
9008 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9009 * Makefile.in (CXXFLAGS): New variable.
9010 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9011 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9012 the default is the same as $(STRICT_WARN).
9013 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9014 (CXX): New variable.
9015 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9016 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9017 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9018 (HOST_LIBS): New variable.
9019 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9020 (ALL_CXXFLAGS): New variable.
9021 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9022 * doc/install.texi (Configuration): Document
9023 --enable-build-with-cxx, --with-stage1-ldflags,
9024 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9025 * configure: Rebuild.
9027 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9029 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9030 from previous commit.
9032 2009-06-23 Ian Lance Taylor <iant@google.com>
9034 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9036 2009-06-23 Ian Lance Taylor <iant@google.com>
9038 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9039 with ATTRIBUTE_UNUSED.
9041 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9042 Pat Haugen <pthaugen@us.ibm.com>
9043 Revital Eres <eres@il.ibm.com>
9045 * config.in (HAVE_AS_POPCNTD): Add default definition.
9046 (HAVE_AS_LWSYNC): Ditto.
9048 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9050 (gcc_cv_as_powerpc_cmpb): Ditto.
9051 (gcc_cv_as_powerpc_dfp): Ditto.
9052 (gcc_cv_as_powerpc_vsx): Ditto.
9053 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9054 supporting the popcntd/lwsync instructions.
9055 (gcc_cv_as_powerpc_lwsync): Ditto.
9056 * configure: Regenerate.
9058 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9059 -mcpu=native and -mcpu=power7.
9060 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9062 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9063 a variable instead of a mask to reduce the number of mask bits.
9064 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9065 (-mbit-word): Ditto.
9066 (-mregnames): Ditto.
9067 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9068 (-mfused-madd): Ditto.
9070 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9072 (-mvsx): New switch for VSX instructions.
9073 (-misel): Move from a variable to a mask to allow it to be set by
9076 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9077 function declaration to an array declaration.
9078 (rs6000_hard_regno_nregs): New external array declaration.
9080 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9081 files included by rs6000.md.
9083 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9084 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9086 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9088 (rs6000_debug_reg): New -mdebug= variables.
9089 (rs6000_debug_addr): Ditto.
9090 (rs6000_debug_cost): Ditto.
9091 (rs6000_pmode): New variable to hold Pmode.
9092 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9093 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9094 calculated at compiler start.
9095 (rs6000_hard_regno_nregs): Change function to an array which holds
9096 HARD_REGNO_NREGS calculated at compiler start.
9097 (rs6000_explicit_options): Delete isel field.
9098 (rs6000_vector_unit): New array to hold which vector unit
9099 supports arithmetic options for a given type.
9100 (rs6000_vector_mem): New array to hold which vector unit supports
9101 memory reference operations for a given type.
9102 (rs6000_vector_align): New array to given the alignment of each
9104 (power7_cost): New basic costs for power7.
9105 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9106 (rs6000_hard_regno_nregs_internal): New function, moved from
9107 HARD_REGNO_NREGS, to calculate the number of registers each hard
9108 register takes for each type.
9109 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9110 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9111 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9112 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9113 unit information here so it is calculated once at compiler startup
9115 (rs6000_override_options): Make -misel a target mask. Add more
9116 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9117 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9119 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9120 (rs6000_handle_option): Move -misel from variable to target mask.
9121 (rs6000_builtin_mask_for_load): Add VSX support.
9122 (rs6000_conditional_register_usage): Ditto.
9123 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9124 (function_arg_boundary): Ditto.
9125 (rs6000_expand_builtin): Ditto.
9126 (def_builtin): Make abort message a little friendlier.
9127 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9129 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9130 assembler support the popcntd instruction instead of a vsx
9131 instruction to enable power7 support.
9132 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9133 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9134 option to the assembler if -mcpu=native.
9135 (ASM_CPU_NATIVE_SPEC): Ditto.
9136 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9138 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9139 the lwsync instruction.
9140 (enum processor_type): Add PROCESSOR_POWER7.
9141 (rs6000_debug_reg): New -mdebug= options.
9142 (rs6000_debug_addr): Ditto.
9143 (rs6000_debug_cost): Ditto.
9144 (rs6000_isel): Delete.
9145 (enum rs6000_vector): New enum to say what vector unit we have.
9146 (VECTOR_UNIT_*): New macros to say which vector unit has
9147 arithmetic operations for a given type.
9148 (VECTOR_MEM_*): New macros to say which vector unit has memory
9149 operations for a given type.
9150 (TARGET_LDBRX): Whether the machine supports the ldbrx
9152 (TARGET_ISEL): Delete, -misel moved to be a mask.
9153 (TARGET_ISEL64): New macro for 64-bit isel support.
9154 (UNITS_PER_VSX_WORD): New macro.
9155 (POINTER_SIZE): Move to be an external variable, rather than
9156 calculating whether we are generating 32 ot 64-bit code.
9158 (STACK_BOUNDARY): Add VSX support.
9159 (LOCAL_ALIGNMENT): Ditto.
9160 (SLOW_UNALIGNED_ACCESS): Ditto.
9161 (VSX_REGNO_P): New macro for VSX support.
9162 (VFLOAT_REGNO_P): Ditto.
9163 (VINT_REGNO_P): Ditto.
9164 (VLOGICAL_REGNO_P): Ditto.
9165 (VSX_VECTOR_MODE): Ditto.
9166 (VSX_SCALAR_MODE): Ditto.
9168 (VSX_MOVE_MODE): Ditto.
9169 (VSX_REG_CLASS_P): Ditto.
9170 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9172 (UNITS_PER_SIMD_WORD): Add VSX support.
9173 (MODES_TIEABLE_P): Ditto.
9174 (STARTING_FRAME_OFFSET): Ditto.
9175 (STACK_DYNAMIC_OFFSET): Ditto.
9176 (EPILOGUE_USES): Ditto.
9177 (REGNO_REG_CLASS): Move to array lookup.
9178 (CLASS_MAX_NREGS): Ditto.
9179 (rs6000_vector_reg_class): Add declaration.
9180 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9181 overlap with the floating point and Altivec registers.
9183 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9185 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9186 give the appropriate asm switches if -mcpu=native.
9187 (host_detect_local_cpu): Add support for "asm".
9188 (host_detect_local_cpu): Follow GNU code guidelines for name.
9190 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9191 -mbit-word to a variable instead of being a target mask.
9193 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9194 emit the lwsync instruction instead of emitting the instruction as
9195 an integer constant.
9197 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9198 fixuns_trundfsi2, move expander into rs6000.md.
9200 * config/rs6000/rs6000.md (cpu): Add power7.
9201 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9202 (logical predicate patterns): Change the single instruction
9203 primitives that set CR0 to be fast_compare instead of compare.
9205 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9206 (popcntddi2): Ditto.
9207 (popcount<mode>): Ditto.
9208 (floating multiply/add insns): Name the floating point
9210 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9211 (isel_unsigned_<mode>): Ditto.
9212 (fixuns_trundfsi2): Move expander here from spe.md.
9213 (smindi3): Define if we have -misel on 64-bit systems.
9218 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9220 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9222 * config/avr/avr.c (avr_current_device): New variable.
9223 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9224 (avr_arch, mcu_type_s): Move to avr.h.
9225 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9226 default_data_section_start fields.
9227 (avr_arch): Moved from avr.c.
9228 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9229 library_name fields.
9230 (avr_current_device, avr_mcu_types, avr_arch_types,
9231 avr_device_to_arch, avr_device_to_data_start,
9232 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9233 (EXTRA_SPEC_FUNCTIONS): Define.
9234 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9235 options mapping. Use device_to_arch and device_to_data_start insted.
9236 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9237 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9238 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9239 * config/avr/driver-avr.c: New file.
9240 * config/avr/avr-devices.c: New file.
9242 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9244 * var-tracking.c (unshare_variable): Force initialized to
9245 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9246 (set_variable_part): Likewise.
9247 (struct variable_union_info): Remove pos_src field.
9248 (vui_vec, vui_allocated): New variables.
9249 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9250 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9251 == 1 use a simpler sorting algorithm. Compute pos field right
9252 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9253 Avoid quadratic comparison if !flag_var_tracking_uninit.
9254 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9255 unshare_variable unconditionally.
9256 (dataflow_set_different_2): Removed.
9257 (dataflow_set_different): Don't traverse second hash table.
9258 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9259 unconditionally to var_reg_set or var_mem_set.
9260 (emit_notes_in_bb): Likewise.
9261 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9263 (emit_note_insn_var_location): Don't set initialized to
9264 VAR_INIT_STATUS_INITIALIZED early.
9265 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9267 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9269 * tree-object-size.c (addr_object_size): Instead of checking
9270 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9271 are no FIELD_DECLs following it.
9273 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9275 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9276 order to match bswaps with signed source operands.
9278 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9280 * sdbout.c (sdbout_one_type): Fix braces in switch.
9282 2009-06-23 Richard Guenther <rguenther@suse.de>
9284 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9286 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9287 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9288 var_callused, callused_tree, var_storedanything, storedanything_tree,
9289 var_integer, integer_tree): Remove global variables.
9290 (new_var_info): Do not pass new id, append the new var to the
9291 global variable vector.
9292 (do_ds_constraint): Use is_global_var member of the variable-info.
9293 (new_scalar_tmp_constraint_exp): Adjust.
9294 (create_function_info_for): Likewise.
9295 (create_variable_info_for): Likewise.
9296 (find_what_var_points_to): Remove dead code.
9297 (init_base_vars): Simplify.
9298 (compute_points_to_sets): Adjust.
9300 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9302 * combine.c (try_combine): Dump information about the insns we're
9305 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9307 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9308 check when calling force_to_mode on TRUNCATE's operand.
9310 2009-06-22 Ian Lance Taylor <iant@google.com>
9312 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9314 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9316 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9318 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9320 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9321 override library linkage flags such as -static-libgcc or
9324 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9326 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9328 2009-06-22 Ian Lance Taylor <iant@google.com>
9330 * config/linux.opt: Put mglibc ahead of muclibc.
9332 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9333 for duplicate decls.
9335 2009-06-22 Matthias Klose <doko@ubuntu.com>
9337 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9339 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9342 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9343 instead of NULL if a parser error occurs.
9345 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9347 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9348 non-DWARF2_DEBUGGING_INFO version.
9350 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9352 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9353 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9355 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9356 (LIBGCC2_TF_CEXT): Define.
9359 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9362 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9364 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9366 * config/arm/arm.c (arm_override_options): Disable
9367 -mcaller-super-interworking and -mcallee-super-interworking.
9368 * doc/invoke.texi (ARM Options): Document this.
9370 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9372 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9373 * config/arm/constraints.md (j): New constraint for movw operands.
9374 (N): Remove thumb2 meaning.
9375 * config/arm/arm.md (*arm_movw): Delete.
9376 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9377 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9378 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9380 2009-06-22 Martin Jambor <mjambor@suse.cz>
9382 PR tree-optimization/40492
9383 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9384 build_ref_for_offset.
9386 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9388 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9389 JUMP_TABLE_DATA_P predicates where applicable.
9390 * auto-inc-dec.c: Ditto.
9391 * builtins.c: Ditto.
9392 * caller-save.c: Ditto.
9394 * cfgcleanup.c: Ditto.
9395 * cfglayout.c: Ditto.
9398 * combine-stack-adj.c: Ditto.
9404 * dwarf2asm.c: Ditto.
9405 * dwarf2out.c: Ditto.
9406 * emit-rtl.c: Ditto.
9412 * function.c: Ditto.
9415 * genpreds.c: Ditto.
9416 * genrecog.c: Ditto.
9418 * ira-costs.c: Ditto.
9419 * ira-lives.c: Ditto.
9422 * lower-subreg.c: Ditto.
9423 * modulo-sched.c: Ditto.
9425 * postreload.c: Ditto.
9426 * print-rtl.c: Ditto.
9435 * sched-vis.c: Ditto.
9437 * sel-sched-ir.c: Ditto.
9438 * simplify-rtx.c: Ditto.
9439 * targhooks.c: Ditto.
9440 * var-tracking.c: Ditto.
9441 * vmsdbgout.c: Ditto.
9443 2009-06-22 Matthias Klose <doko@ubuntu.com>
9445 * Makefile.in (install-plugin): Always use DESTDIR.
9447 2009-06-22 Olivier Hainque <hainque@adacore.com>
9449 * config/pa/pa.c (output_call): Don't optimize post call jumps
9450 into return address adjustments if the call may throw.
9452 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9454 * arm.c (thumb1_output_casesi): New function.
9455 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9456 optimizing for size or PIC.
9457 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9458 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9459 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9460 (thumb1_casesi_internal_pic): New expand rule.
9461 (thumb1_casesi_dispatch): New pattern.
9462 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9464 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9465 in the text seciton when PIC or optimizing for size.
9466 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9467 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9468 preservation properties of code.
9469 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9470 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9471 (__gnu_thumb1_case_si): New function.
9472 * t-arm (LIB1ASMSRC): Define here.
9473 (LIB1ASMFUNCS): Add some common functions.
9474 * t-arm-elf (LIB1ASMSRC): Delete.
9475 (LIB1ASMFUNCS): Append to existing set.
9476 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9477 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9478 * t-symbian (LIB1ASMFUNCS): Likewise.
9479 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9480 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9482 2009-06-21 Richard Guenther <rguenther@suse.de>
9484 PR tree-optimization/38729
9485 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9486 to loops with a single exit if -fno-expensive-optimizations.
9488 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9490 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9491 (dataflow_set): Change vars type from htab_t to shared_hash.
9492 (shared_hash_pool, empty_shared_hash): New variables.
9493 (vars_clear): Removed.
9494 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9495 shared_hash_find_slot_unshare, shared_hash_find_slot,
9496 shared_hash_find_slot_noinsert, shared_hash_find): New
9498 (shared_hash_unshare, shared_hash_destroy): New functions.
9499 (unshare_variable): Unshare set->vars if shared, use
9501 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9502 (get_init_value, find_src_set_src, dump_dataflow_set,
9503 clobber_variable_part, emit_notes_for_differences): Use
9505 (dataflow_set_init): Remove second argument, set vars to
9506 empty_shared_hash instead of creating a new htab.
9507 (dataflow_set_clear): Call shared_hash_destroy and set vars
9508 to empty_shared_hash instead of calling vars_clear.
9509 (dataflow_set_copy): Don't call vars_copy, instead just share
9510 the src htab with dst.
9511 (variable_union): Use shared_hash_*, use initially NO_INSERT
9512 lookup if set->vars is shared. Don't keep slot cleared before
9513 calling unshare_variable. Unshare set->vars if needed.
9514 Even ->refcount == 1 vars must be unshared if set->vars is shared
9515 and var needs to be modified.
9516 (variable_canonicalize): New function.
9517 (dataflow_set_union): If dst->vars is empty, just share src->vars
9518 with dst->vars and traverse with variable_canonicalize to canonicalize
9519 and unshare what is needed.
9520 (dataflow_set_different): If old_set and new_set use the same shared
9521 htab, they aren't different. If number of htab elements is different,
9522 htabs are different. Use shared_hash_*.
9523 (dataflow_set_destroy): Call shared_hash_destroy instead of
9525 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9526 second argument to dataflow_set_init.
9527 (vt_initialize): Likewise. Initialize shared_hash_pool and
9528 empty_shared_hash, move bb in/out initialization afterwards.
9529 Use variable_htab_free instead of NULL as changed_variables del hook.
9530 (variable_was_changed): Change type of second argument to pointer to
9531 dataflow_set. When inserting var into changed_variables, bump
9532 refcount. Unshare set->vars if set is shared htab and slot needs to
9534 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9535 lookup if set->vars is shared. Unshare set->vars if needed.
9536 Even ->refcount == 1 vars must be unshared if set->vars is shared
9537 and var needs to be modified. Adjust variable_was_changed caller.
9538 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9539 vars must be unshared if set->vars is shared and var needs to be
9540 modified. Adjust variable_was_changed caller.
9541 (emit_note_insn_var_location): Don't pool_free var.
9542 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9544 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9545 free_alloc_pool on shared_hash_pool.
9547 2009-06-20 Anthony Green <green@moxielogic.com>
9549 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9550 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9552 2009-06-20 Richard Guenther <rguenther@suse.de>
9554 * tree-ssa-structalias.c (find_func_aliases): For memset use
9555 a constraint from NULL if we memset to zero.
9556 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9557 we explicitly handle that do not read from memory.
9558 (call_may_clobber_ref_p_1): Properly handle builtins that may
9561 2009-06-20 Richard Guenther <rguenther@suse.de>
9563 PR tree-optimization/40495
9564 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9565 (new_scalar_tmp_constraint_exp): New function.
9566 (process_constraint): Do not create temporary decls.
9567 (process_all_all_constraints): Likewise.
9568 (handle_const_call): Likewise.
9569 (create_function_info_for): Do not set decl.
9571 2009-06-19 Ian Lance Taylor <iant@google.com>
9573 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9574 (rs6000_attribute_table): Make static; move before use.
9576 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9578 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9579 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9580 Propagate the TREE_READONLY flag without overwriting it.
9581 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9582 Propagate the TREE_READONLY flag onto the result.
9583 (process_call_operands): Move around. Use correct constant value.
9585 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9588 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9589 * config/arm/arm.md: Likewise.
9591 2009-06-19 Ian Lance Taylor <iant@google.com>
9593 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9594 to GIMPLE_ERROR_MARK.
9596 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9597 op2_original_type parameters. Warn about using different enum types.
9598 * c-parser.c (c_parser_conditional_expression): Pass original
9599 types to build_conditional_expr.
9600 * c-tree.h (build_conditional_expr): Update declaration.
9602 2009-06-19 Ian Lance Taylor <iant@google.com>
9604 * config/i386/i386.c (ix86_function_specific_save): Test that
9605 fields match values, rather than testing the values are in a
9608 2009-06-19 Richard Guenther <rguenther@suse.de>
9610 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9612 (ptr_derefs_may_alias_p): Likewise.
9613 (ptr_deref_may_alias_ref_p_1): New function.
9614 (ptr_deref_may_alias_ref_p): Likewise.
9615 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9616 covered by looking at the ESCAPED solution.
9617 (call_may_clobber_ref_p_1): Likewise.
9618 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9619 Handle NULL_TREE offset. Do not produce redundant constraints.
9620 (process_all_all_constraints): New helper function.
9621 (do_structure_copy): Use it.
9622 (handle_lhs_call): Likewise.
9623 (find_func_aliases): Handle some builtins with pointer arguments
9624 and/or return values explicitly.
9626 2009-06-19 Ian Lance Taylor <iant@google.com>
9628 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9630 2009-06-19 Ian Lance Taylor <iant@google.com>
9632 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9634 2009-06-19 Ian Lance Taylor <iant@google.com>
9636 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9637 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9640 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9641 uninitialized const.
9643 2009-06-19 Ian Lance Taylor <iant@google.com>
9645 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9648 * c-decl.c (in_struct, struct_types): Remove.
9649 (struct c_binding): Add in_struct field.
9650 (c_binding_ptr): Define type, along with VEC.
9651 (struct c_struct_parse_info): Define.
9652 (struct_parse_info): New static variable.
9653 (bind): Initialize in_struct field.
9654 (start_struct): Remove enclosing_in_struct and
9655 enclosing_struct_types parameters. Add
9656 enclosing_struct_parse_info parameter. Change all callers. Set
9657 struct_parse_info rather than in_struct and struct_types.
9658 (grokfield): If -Wc++-compat and there is a symbol binding for the
9659 field name, set the in_struct flag and push it on the
9660 struct_parse_info->fields vector.
9661 (warn_cxx_compat_finish_struct): New static function.
9662 (finish_struct): Remove enclosing_in_struct and
9663 enclosing_struct_types parameters. Add
9664 enclosing_struct_parse_info parameter. Change all callers. Don't
9665 set C_TYPE_DEFINED_IN_STRUCT here. Call
9666 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9667 parameter. Only push on struct_types if warn_cxx_compat.
9668 (finish_enum): Only push on struct_types if warn_cxx_compat.
9669 (declspecs_add_type): Add loc parameter. Change all callers.
9670 Change all error calls to error_at. Pass loc, not input_location,
9671 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9672 defined in a struct. If -Wc++-compat and parsing a struct, record
9673 that a typedef name was used.
9674 * c-parser.c (c_parser_declspecs): Get location to pass to
9676 (c_parser_struct_or_union_specifier): Update calls to start_struct
9678 * c-tree.h (struct c_struct_parse_info): Declare.
9679 (finish_struct, start_struct): Update declarations.
9680 (declspecs_add_type): Update declaration.
9682 2009-06-19 Ian Lance Taylor <iant@google.com>
9684 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9685 variable with an anonymous type.
9687 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9689 * see.c: Remove for real.
9691 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9693 * optabs.h (enum optab_index): Add new OTI_significand.
9694 (significand_optab): Define corresponding macro.
9695 * optabs.c (init_optabs): Initialize significand_optab.
9696 * genopinit.c (optabs): Implement significand_optab using
9697 significand?f2 patterns.
9698 * builtins.c (expand_builtin_mathfn): Handle
9699 BUILT_IN_SIGNIFICAND{,F,L}.
9700 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9701 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9703 * config/i386/i386.md (significandxf2, significand<mode>2): New
9704 expanders to implement significandf, significand and significandl
9705 built-ins as inline x87 intrinsics.
9707 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9709 * config/avr/avr.c (avr_override_options): Remove setting value of
9710 PARAM_INLINE_CALL_COST.
9712 2009-06-18 Richard Henderson <rth@redhat.com>
9715 * tree-pass.h (TDF_ASMNAME): New.
9716 * tree-dump.c (dump_options): Add asmname.
9717 * doc/invoke.texi: Document it.
9719 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9720 (dump_decl_name): ...here.
9721 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9722 (dump_generic_node): Update dump_function_name calls.
9723 (print_call_name): New flags arg; update all dump calls.
9724 * diagnostic.h (print_call_name): Update.
9725 * gimple-pretty-print.c (dump_gimple_call): Update.
9727 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9730 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9732 2009-06-18 Diego Novillo <dnovillo@google.com>
9734 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9735 * plugin.c (str_license): Declare.
9736 (try_init_one_plugin): Assert that the symbol
9737 'plugin_is_GPL_compatible' exists.
9739 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9742 * Makefile.in (OBJS-common): Remove see.o.
9744 * common.opt (fsee): Mark as preserved for backward compatibility.
9745 * opts.c (common_handle_option): Add OPT_fsee to the backward
9746 compatibility section.
9747 * passes.c (init_optimization_passes, pass_see): Remove pass.
9748 * timevar.def (TV_SEE): Remove.
9749 * tree-pass.h (pass_see): Remove declaration.
9750 * doc/invoke.texi (-fsee): Remove documentation.
9752 2009-06-18 Martin Jambor <mjambor@suse.cz>
9754 * tree-sra.c: Include statistics.h
9755 (sra_stats): New variable.
9756 (sra_initialize): Clear sra_stats.
9757 (create_access_replacement): Increment sra_stats.replacements.
9758 (get_access_replacement): Do not return twice.
9759 (analyze_all_variable_accesses): Increment statistics counter by the
9760 number of scalarized aggregates.
9761 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9762 (sra_modify_expr): Increment sra_stats.exprs.
9763 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9764 (sra_modify_assign): Increment sra_stats.exprs,
9765 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9766 (perform_intra_sra): Update statistics counters.
9767 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9769 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9771 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9772 (arm_scalar_mode_supported_p): New function.
9774 2009-06-18 Paul Brook <paul@codesourcery.com>
9775 Sandra Loosemore <sandra@codesourcery.com>
9777 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9778 (__extendhfsf2, __truncsfhf2): Define.
9779 * config/arm/fp16.c: New file.
9780 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9781 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9783 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9785 * doc/extend.texi (Half-Precision): New section.
9786 * doc/invoke.texi (Option Summary): List -mfp16-format.
9787 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9788 * config/arm/arm.opt (mfp16-format=): New.
9789 * config/arm/arm.c: Include intl.h.
9790 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9791 (TARGET_INVALID_RETURN_TYPE): Redefine.
9792 (TARGET_PROMOTED_TYPE): Redefine.
9793 (TARGET_CONVERT_TO_TYPE): Redefine.
9794 (arm_fp16_format): Define.
9795 (all_fpus): Add entry for neon-fp16.
9796 (fp_model_for_fpu): Likewise.
9797 (struct fp16_format): Declare.
9798 (all_fp16_formats): Define.
9799 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9801 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9803 (arm_legitimate_index_p): Treat HFmode like HImode.
9804 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9805 (coproc_secondary_reload_class): Special-case HFmode.
9806 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9807 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9808 (arm_init_fp16_builtins): New.
9809 (arm_init_builtins): Call it.
9810 (arm_invalid_parameter_type): New.
9811 (arm_invalid_return_type): New.
9812 (arm_promoted_type): New.
9813 (arm_convert_to_type).
9814 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9816 (arm_emit_fp16_const): New function.
9817 (arm_mangle_type): Mangle __fp16 as "Dh".
9818 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9820 (TARGET_NEON_FP16): New.
9821 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9822 (enum fputype): Add FPUTYPE_NEON_FP16.
9823 (enum arm_fp16_format_type): Declare.
9824 (arm_fp16_format): Declare.
9825 (LARGEST_EXPONENT_IS_NORMAL): Define.
9826 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9827 * config/arm/arm-modes.def (HFmode): Define.
9828 * config/arm/vfp.md: (*movhf_vfp): New.
9831 * config/arm/arm.md: (fpu): Add neon_fp16.
9832 (floatsihf2, floatdihf2): New.
9833 (fix_trunchfsi2, fix_trunchfdi2): New.
9837 (*arm32_movhf): New.
9838 (*thumb1_movhf): New.
9839 (consttable_2): Add check for HFmode constants.
9840 (consttable_4): Handle HFmode constants.
9842 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9844 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9846 2009-06-17 Olivier Hainque <hainque@adacore.com>
9848 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9849 const char ** conversion in AIX specific section.
9851 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9853 * config/i386/i386.c (ix86_special_builtin_type): Remove
9854 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9855 (bdesc_special_args): Updated.
9856 (ix86_init_mmx_sse_builtins): Likewise.
9857 (ix86_expand_special_args_builtin): Likewise.
9859 2009-06-17 Richard Henderson <rth@redhat.com>
9861 * tree-pretty-print.c (maybe_dump_asm_name): New.
9862 (dump_decl_name): Use it.
9863 (PRINT_FUNCTION_NAME): Merge into...
9864 (dump_function_name): ... here. Use maybe_dump_asm_name.
9866 2009-06-17 Cary Coutant <ccoutant@google.com>
9868 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9870 * debug.c (struct gcc_debug_hooks): Change placeholder for
9872 (debug_nothing_int_charstar_int): Replaced by...
9873 (debug_nothing_int_charstar_int_bool): ...this.
9874 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
9875 source_line prototype.
9876 (debug_nothing_int_charstar_int): Replaced by...
9877 (debug_nothing_int_charstar_int_bool): ...this.
9878 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
9879 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
9880 Output is_stmt operand when necessary.
9881 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
9882 (notice_source_line): Add is_stmt parameter.
9883 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
9884 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
9886 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
9887 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
9889 2009-06-17 Ian Lance Taylor <iant@google.com>
9891 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
9893 (struct store_by_pieces_d): Rename from store_by_pieces. Change
9896 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
9898 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
9899 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
9900 tree_strip_sign_nop_conversions and
9901 tree_ssa_strip_useless_type_conversions rather than stripping
9902 the operations here.
9903 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
9905 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
9906 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
9907 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
9908 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
9911 2009-06-17 Michael Eager <eager@eagercon.com>
9913 * config/rs6000/constraints.md (register_constraint "d"): New.
9914 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
9915 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
9916 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
9917 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
9918 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
9919 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
9920 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
9921 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
9922 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
9923 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
9925 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
9926 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
9927 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
9928 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
9929 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
9930 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
9931 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
9932 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
9933 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
9934 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
9935 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
9936 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
9937 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
9938 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
9940 2009-06-16 Ian Lance Taylor <iant@google.com>
9942 * profile.c (total_num_never_executed): Don't define.
9943 (compute_branch_probabilities): Don't count or print
9945 (init_branch_prob): Don't set total_num_never_executed.
9946 (end_branch_prob): Don't print total_num_never_executed.
9948 2009-06-17 David Daney <ddaney@caviumnetworks.com>
9950 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
9952 2009-06-17 David Edelsohn <edelsohn@gnu.org>
9954 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
9955 (nabstd2_fpr): Same.
9957 2009-06-17 Steve Ellcey <sje@cup.hp.com>
9959 * expr.c (expand_assignment): Change complex type check.
9961 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
9963 * doc/plugins.texi (Building GCC plugins): Added new section.
9965 2009-06-17 Ian Lance Taylor <iant@google.com>
9967 * c-pch.c (get_ident): Don't set size of templ array.
9968 (pch_init): Don't set size of partial_pch array.
9970 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
9971 string constant to intialize an array whose size is the length of
9974 2009-06-17 Richard Guenther <rguenther@suse.de>
9976 PR tree-optimization/40389
9977 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
9978 to addressable types.
9979 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
9981 2009-06-17 Richard Guenther <rguenther@suse.de>
9984 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
9985 if there is no evolution of left in the loop bail out.
9986 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
9987 chrec_fold_multiply.
9989 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
9990 Janis Johnson <janis187@us.ibm.com>
9993 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
9994 for the symbol ref of a constant that is the source of a move
9995 - nor for any other not-obvious-label-ref constants.
9997 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
9999 * plugin.c (position_pass): Skip newly inserted pass during list
10000 traversal to avoid repeated insertion.
10002 2009-06-16 Ian Lance Taylor <iant@google.com>
10004 * vec.h (VEC_stack_alloc): Define different version if
10005 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10006 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10007 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10008 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10010 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10012 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10014 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10015 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10016 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10017 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10018 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10019 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10020 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10021 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10022 __builtin_ia32_rdtscp.
10023 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10024 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10025 and __builtin_ia32_rorhi.
10026 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10027 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10028 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10029 (ix86_expand_args_builtin): Likewise.
10030 (ix86_expand_special_args_builtin): Likewise.
10032 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10033 (UNSPECV_RDTSC): Likewise.
10034 (UNSPECV_RDPMC): Likewise.
10035 (*bsr): Renamed to ...
10037 (*bsr_rex64): Renamed to ...
10040 (*rdpmc): Likewise.
10041 (*rdpmc_rex64): Likewise.
10043 (*rdtsc): Likewise.
10044 (*rdtsc_rex64): Likewise.
10045 (rdtscp): Likewise.
10046 (*rdtscp): Likewise.
10047 (*rdtscp_rex64): Likewise.
10049 * config/i386/ia32intrin.h: New.
10051 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10053 2009-06-16 Ian Lance Taylor <iant@google.com>
10055 * ira-build.c (copy_info_to_removed_store_destinations):
10056 Initialize parent_a.
10058 2009-06-16 Ian Lance Taylor <iant@google.com>
10060 * c-decl.c (grokdeclarator): Change size_varies to bool.
10062 2009-06-16 Ian Lance Taylor <iant@google.com>
10064 * sel-sched.c: Make forward declarations of move_op_hooks and
10065 fur_hooks explicitly extern.
10067 2009-06-16 Ian Lance Taylor <iant@google.com>
10069 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10070 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10072 2009-06-16 Ian Lance Taylor <iant@google.com>
10074 * resource.c (mark_referenced_resources): Change
10075 include_delayed_effects parameter to bool. Change all callers.
10076 (mark_end_of_function_resources): Likewise.
10077 * reorg.c (insn_references_resource_p): Likewise.
10078 (insn_sets_resource_p): Likewise.
10079 * resource.h (mark_referenced_resources): Update declaration.
10080 (mark_end_of_function_resources): Update declaration.
10082 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10084 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10086 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10088 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10089 GCC can bootstrap on AIX with GNU Binutils 2.20.
10091 2009-06-16 Ian Lance Taylor <iant@google.com>
10093 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10095 2009-06-16 Ian Lance Taylor <iant@google.com>
10097 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10098 inline, not extern inline.
10099 (exact_log2): Likewise.
10100 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10102 (exact_log2): Likewise, but don't test CTZ_HWI.
10104 2009-06-16 Ian Lance Taylor <iant@google.com>
10106 * bitmap.c (bitmap_clear): Don't declare as inline.
10107 * gimple.c (gimplify_assign): Likewise.
10108 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10109 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10110 (sched_scan_info): Remove duplicate definition.
10112 2009-06-16 Ian Lance Taylor <iant@google.com>
10114 * c-common.c (skip_evaluation): Don't define.
10115 (c_inhibit_evaluation_warnings): Define global variable.
10116 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10117 than skip_evaluation.
10118 (convert_and_check, warn_for_div_by_zero): Likewise.
10119 * c-common.h (skip_evaluation): Don't declare.
10120 (c_inhibit_evaluation_warnings): Declare.
10121 * c-parser.c (c_parser_typeof_specifier): Set
10122 c_inhibit_evaluation_warnings rather than skip_evaluation.
10123 (c_parser_conditional_expression): Likewise.
10124 (c_parser_binary_expression): Likewise.
10125 (c_parser_sizeof_expression): Likewise.
10126 (c_parser_alignof_expression): Likewise.
10127 * c-typeck.c (build_indirect_ref): Check
10128 c_inhibit_evaluation_warnings rather than skip_evaluation.
10129 (build_conditional_expr, build_binary_op): Likewise.
10131 2009-06-16 Richard Guenther <rguenther@suse.de>
10133 * tree-ssa-alias.c (is_escape_site): Remove.
10134 * tree-ssa-alias.h (enum escape_type): Remove.
10135 (is_escape_site): Likewise.
10136 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10137 via casts and asms without deferring to is_escape_site.
10139 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10141 PR middle-end/40446
10142 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10143 use gen_lowpart if op0 has complex mode.
10145 2009-06-16 Richard Guenther <rguenther@suse.de>
10147 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10148 variables add them to ESCAPED.
10149 (find_func_aliases): Do not make all indirectly stored values escaped.
10151 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10153 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10154 make_decl_one_only.
10156 2009-06-16 Martin Jambor <mjambor@suse.cz>
10158 PR tree-optimization/40432
10159 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10160 check whether we need to force gimple register operand.
10162 2009-06-16 Martin Jambor <mjambor@suse.cz>
10164 PR tree-optimization/40413
10165 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10166 build_ref_for_offset.
10167 (propagate_subacesses_accross_link): Fix a typo in a comment.
10169 2009-06-16 Ira Rosen <irar@il.ibm.com>
10171 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10172 with additional parameter.
10173 * tree-vectorizer.h (enum vect_def_type): Add new value
10175 (enum vect_relevant): Add comments.
10176 (vect_is_simple_reduction): Add new argument.
10177 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10178 Detect nested cycles.
10179 (vect_is_simple_reduction): Update documentation, add an argument to
10180 distinguish inner-loop reduction from nested cycle, detect nested
10181 cycles, fix printings and indentation, don't swap operands in case
10183 (get_initial_def_for_reduction): Handle subtraction.
10184 (vect_create_epilog_for_reduction): Add new argument to specify
10185 reduction variable.
10186 (vect_finalize_reduction): Handle subtraction, fix comments.
10187 (vectorizable_reduction): Handle nested cycles. In case of nested
10188 cycle keep track of the reduction variable position. Call
10189 vect_is_simple_reduction with additional parameter. Use original
10190 statement code in reduction epilogue for nested cycle. Call
10191 vect_create_epilog_for_reduction with additional parameter.
10192 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10193 inner-loop vectorization.
10194 (vect_recog_widen_sum_pattern): Likewise.
10195 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10197 (vect_mark_stmts_to_be_vectorized): Likewise.
10198 (vect_get_vec_def_for_operand): Handle nested cycles.
10200 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10202 * doc/invoke.texi (Debugging Options): Fix option index entries
10203 for -fdump-statistics, -frandom-seed add entries for
10204 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10205 (FRV Options): Fix entries for -mTLS, -mtls.
10206 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10207 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10208 (M68hc1x Options): Fix @itemx for -mnominmax.
10209 (MCore Options): Fix entry for -mno-lsim.
10210 (MMIX Options): Fix entry for -mabi=mmixware.
10211 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10213 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10215 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10216 Mention the plugin mode of gengtype.
10217 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10218 * gengtype.c: Updated copyright.
10219 (plugin_files, nb_plugin_files) Added new static variables.
10220 (measure_input_list) Care about plugin_files.
10221 (write_rtx_next): Added early return in plugin mode.
10222 (create_file): Updated copyright year in generated file. Added
10224 (oprintf): Added early return if NULL outf.
10225 (get_output_file_with_visibility): Care of plugin_files.
10226 (get_output_file_name): May return null.
10227 (write_local): Added early return.
10228 (put_mangled_filename): Ditto.
10229 (finish_root_table): Added check for base_files.
10230 (write_roots): Care about null when plugins.
10231 (main): Added plugin mode.
10233 2009-06-15 Ian Lance Taylor <iant@google.com>
10235 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10236 * gcov.c (read_count_file): Add braces around variables declared
10239 * c.opt (Wjump-misses-init): New warning.
10240 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10241 -Wall and -Wc++-compat if not already set.
10242 (c_common_post_options): Clear warn_jump_misses_init if it was not
10244 * c-decl.c (struct c_binding): Change type field to a union with
10245 new label field. Make it the first field in the struct. Update
10246 references to type to use u.type instead.
10247 (struct c_spot_bindings): Define.
10248 (struct c_goto_bindings): Define.
10249 (c_goto_bindings_p): Define, along with VECs.
10250 (struct c_label_vars): Define.
10251 (struct c_scope): Add has_label_bindings field.
10252 (bind_label, set_spot_bindings): New static functions.
10253 (decl_jump_unsafe, update_spot_bindings): New static functions.
10254 (update_label_decls): New static function.
10255 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10256 Update binding u.label field to shadowed field.
10257 (c_binding_start_stmt_expr): New function.
10258 (c_binding_end_stmt_expr): New function.
10259 (pushdecl): Don't call c_begin_vm_scope.
10260 (make_label): Add defining and p_label_vars parameters. Change
10262 (lookup_label): Correct test for whether a label has not yet been
10263 defined. Call bind_label rather than bind.
10264 (warn_about_goto): New static function.
10265 (lookup_label_for_goto): New function.
10266 (declare_label): Call bind_label rather than bind.
10267 (check_earlier_gotos): New static function.
10268 (define_label): Don't give errors about jumping into statement
10269 expressions or scopes of variably modified types. Call
10270 set_spot_bindings and check_earlier_gotos. Call bind_label
10271 instead of bind. Don't set label_context_stack_se or
10272 label_context_stack_vm.
10273 (c_get_switch_bindings): New function.
10274 (c_release_switch_bindings): New function.
10275 (c_check_switch_jump_warnings): New function.
10276 (start_function): Don't set label_context_stack_se or
10277 label_context_stack_vm.
10278 (finish_function): Likewise.
10279 * c-typeck.c (label_context_stack_se): Don't define.
10280 (label_context_stack_vm): Don't define.
10281 (c_finish_goto_label): Call lookup_label_for_goto rather than
10282 lookup_label. Don't give errors about jumping into a statement
10283 expression or the scope of a variably modified type. Don't set
10284 label_context_stack_se or label_context_stack_vm.
10285 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10286 fields. Add bindings field.
10287 (c_start_case): Don't set deleted fields. Set bindings field.
10288 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10289 or blocked_vm. Call c_check_switch_jump_warnings.
10290 (c_finish_case): Don't test blocked_stmt_expr field. Call
10291 c_release_switch_bindings.
10292 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10293 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10294 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10295 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10296 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10297 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10298 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10299 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10300 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10301 (C_DECL_UNJUMPABLE_VM): Don't define.
10302 (C_DECL_UNDEFINABLE_VM): Don't define.
10303 (struct c_label_list): Don't define.
10304 (struct c_label_context_se): Don't define.
10305 (struct c_label_context_vm): Don't define.
10306 (struct c_spot_bindings): Declare.
10307 (c_bindings_start_stmt_expr): Declare.
10308 (c_bindings_end_stmt_expr): Declare.
10309 (lookup_label_for_goto): Declare.
10310 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10311 (c_check_switch_jump_warnings): Declare.
10312 (label_context_stack_se, label_context_stack_vm): Don't declare.
10313 (c_finish_goto_label): Update declaration.
10314 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10315 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10316 (Warning Options): Document -Wjump-misses-init.
10318 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10320 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10323 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10325 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10327 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10329 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10331 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10333 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10335 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10337 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10338 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10339 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10340 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10341 * dwarf2asm.c (dw2_force_const_mem): Update call to
10342 make_decl_one_only.
10343 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10344 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10345 * langhooks.c (lhd_comdat_group): Remove.
10346 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10347 * tree.h (DECL_COMDAT_GROUP): New.
10348 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10349 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10350 (make_decl_one_only): Change signature.
10351 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10352 make_decl_one_only.
10353 (make_decl_one_only): Change signature.
10354 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10356 2009-06-15 Richard Guenther <rguenther@suse.de>
10358 PR middle-end/40439
10359 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10361 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10363 * tree-ssa-math-opts.c: Remove extra divide.
10365 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10367 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10369 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10371 * passes.c: Add bswap pass.
10372 * tree-pass.h: Add pass_optimize_bswap declaration.
10373 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10374 Include rtl.h, expr.h and optabs.h for optab_handler check.
10375 (struct symbolic_number, pass_optimize_bswap): New definition.
10376 (do_shift_rotate, verify_symbolic_number_p): New functions.
10377 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10378 (gate_optimize_bswap): New function.
10379 * tree.c (widest_int_cst_value): New function.
10380 * tree.h (widest_int_cst_value): Prototype added.
10382 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10384 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10385 REG_EQUAL/REG_EQUIV notes.
10387 2009-06-14 Richard Guenther <rguenther@suse.de>
10389 PR middle-end/40389
10390 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10391 has its address taken if NRV was applied and it is addressable.
10392 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10393 function split out from ...
10394 (get_constraint_for_1): ... here.
10395 (handle_rhs_call): Use it to mark the return slot escaped if
10396 it is addressable and NRV was applied.
10398 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10400 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10401 Change first argument type to location_t.
10402 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10403 Do not set input_location.
10404 Use loc instead of input_location throughout.
10406 2009-06-13 Richard Guenther <rguenther@suse.de>
10408 PR tree-optimization/40421
10409 * tree-predcom.c (should_unroll_loop_p): Remove.
10410 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10412 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10414 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10415 Add location argument.
10417 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10419 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10421 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10422 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10423 * config/spu/spu-protos.h: Add location to
10424 spu_resolve_overloaded_builtin.
10425 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10426 spu_build_builtin_va_list.
10427 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10428 argument. Pass location to build_function_call_vec.
10429 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10431 (emit_fpu_switch): Same.
10432 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10433 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10434 to build_decl and create_artificial_label.
10435 (xtensa_gimplify_va_arg_expr): Same.
10436 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10437 (xstormy16_gimplify_va_arg_expr): Same.
10438 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10439 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10440 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10441 (mips16_build_function_stub): Same.
10442 (mips16_build_call_stub): Same.
10444 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10447 * arm/constraints.md (Pa, Pb): New constraints.
10448 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10449 split pattern to deal with them.
10451 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10453 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10454 fix index entry for -Xpreprocessor.
10456 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10458 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10459 Add location argument to build_decl call.
10460 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10461 (rs6000_init_builtins): Same.
10462 (spe_init_builtins): Same.
10463 (rs6000_gimplify_va_arg): Add location argument to
10464 create_artificial_label call.
10466 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10468 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10469 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10470 * Makefile.in: Fix GGC dependency for gcse.o.
10472 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10474 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10475 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10476 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10478 * c-parser.c (c_parser_binary_expression): Use current column while
10479 building binary operations.
10480 * common.opt (fshow-column): Enable by default.
10481 * tree-vrp.c (check_array_ref): Use warning_at.
10482 (check_array_bounds): Use location from call back if expr has no
10484 * tree.h: Add location argument to maybe_fold_*.
10485 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10486 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10487 (maybe_fold_offset_to_component_ref): Same.
10488 (maybe_fold_offset_to_reference): Same.
10489 (maybe_fold_offset_to_address): Same.
10490 (maybe_fold_stmt_indirect): Same.
10491 (maybe_fold_stmt_addition): Same.
10492 (fold_stmt_r): Pass location to maybe_fold_*.
10493 (fold_gimple_assign): Same.
10494 * c-tree.h: Add location argument to finish_decl,
10495 default_function_array_conversion, store_init_value.
10496 * c-decl.c (define_label): Use error_at.
10497 (c_make_fname_decl): Pass location to finish_decl.
10498 (finish_decl): New location argument.
10499 (build_compound_literal): Pass location to store_init_value.
10500 (grokdeclarator): Pass location to finish_decl.
10502 * c-typeck.c (array_to_pointer_conversion): New location argument.
10503 (function_to_pointer_conversion): Same.
10504 (default_function_array_conversion): Same.
10505 (parser_build_unary_op): Pass location to overflow_warning.
10506 (parser_build_binary_op): Same. Use warning_at.
10507 (build_unary_op): Pass location to array_to_pointer_conversion.
10508 (build_c_cast): Pass location to digest_init.
10509 (build_modify_expr): New location argument.
10510 (convert_for_assignment): Same.
10511 (store_init_value): Same.
10512 (digest_init): Same.
10513 (output_init_element): Pass location to digest_init and
10514 array_to_pointer_conversion.
10515 (c_finish_return): Pass location to convert_for_assignment.
10516 * gimplify.c (gimplify_conversion): Pass location to
10517 maybe_fold_offset_to_address.
10518 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10519 to maybe_fold_stmt_addition.
10520 * c-omp.c (c_finish_omp_atomic): Pass new location to
10522 (c_finish_omp_for): Same.
10523 * c-common.c (overflow_warning): New argument.
10524 * c-common.h: New argument to build_modify_expr, overflow_warning.
10525 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10527 (c_parser_initializer): Pass location to
10528 default_function_array_conversion.
10529 (c_parser_initelt): Same.
10530 (c_parser_initval): Same.
10531 (c_parser_asm_operands): Same.
10532 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10533 (c_parser_conditional_expression): Same.
10534 (c_parser_binary_expression): Add location info to stack. Use it.
10535 (c_parser_unary_expression): Pass location to
10536 default_function_array_conversion, parser_build_unary_op,
10537 build_indirect_ref, c_parser_postfix_expression_after_primary.
10538 (c_parser_postfix_expression_after_primary): New location argument.
10540 (c_parser_expression_conv): Pass location to
10541 default_function_array_conversion.
10542 (c_parser_expr_list): Same.
10543 (c_parser_omp_atomic): Same.
10544 (c_parser_omp_for_loop): Same.
10545 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10546 (build_array_declarator): New argument.
10547 * c-decl.c (build_array_declarator): Add location argument.
10548 (grokdeclarator): Set id_loc for cdk_array.
10549 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10550 build_array_declarator.
10551 * tree.c (build_omp_clause): Add location argument.
10552 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10553 (OMP_CLAUSE_LOCATION): New macro.
10554 (struct tree_omp_clause): Add location field.
10555 (build_omp_clause): Add argument.
10556 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10557 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10559 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10560 (cp_parser_omp_clause_collapse): Same.
10561 (cp_parser_omp_clause_default): Same.
10562 (cp_parser_omp_clause_if): Same.
10563 (cp_parser_omp_clause_nowait): Same.
10564 (cp_parser_omp_clause_num_threads): Same.
10565 (cp_parser_omp_clause_ordered): Same.
10566 (cp_parser_omp_clause_schedule): Same.
10567 (cp_parser_omp_clause_untied): Same.
10568 (cp_parser_omp_for_loop): Same.
10569 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10570 * c-tree.h (c_start_case): Add location argument.
10571 (c_process_expr_stmt): Same.
10572 (c_finish_goto_*): Same.
10573 * tree-parloops.c (initialize_reductions): Pass location to
10575 (create_parallel_loop): Same.
10576 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10577 (gfc_trans_omp_reduction_list): Same.
10578 (gfc_trans_omp_clauses): Same.
10579 (gfc_trans_omp_do): Same.
10580 * c-typeck.c (c_finish_goto_label): Same.
10581 (c_finish_goto_ptr): New location argument.
10582 (c_start_case): Same.
10583 (emit_side_effect_warnings): Same.
10584 (c_process_expr_stmt): Same.
10585 (c_finish_stmt_expr): Same.
10586 (c_finish_omp_clauses): Use error_at instead of error.
10587 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10589 * c-omp.c (c_split_parallel_clauses): New location argument.
10590 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10591 to build_omp_clause.
10592 (convert_local_reference_stmt): Same.
10593 (convert_gimple_call): Same.
10594 * c-common.h (c_split_parallel_clauses): New argument.
10595 * c-parser.c (c_parser_statement_after_labels): Pass location to
10596 c_finish_goto_label.
10597 (c_parser_switch_statement): Pass location to c_start_case.
10598 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10599 and c_process_expr_stmt.
10600 (c_parser_omp_variable_list): Add location argument.
10601 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10602 (c_parser_omp_clause_default): Same.
10603 (c_parser_omp_clause_if): Same.
10604 (c_parser_omp_clause_num_threads): Same.
10605 (-c_parser_omp_clause_ordered): Same.
10606 (c_parser_omp_clause_reduction): Pass location to
10607 c_parser_omp_variable_list.
10608 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10609 (c_parser_omp_clause_untied): Same.
10610 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10611 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10613 * c-tree.h (check_for_loop_decls, undeclared_variable,
10614 build_component_ref, build_array_ref, build_external_ref,
10615 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10616 build_conditional_expr, build_compound_expr, c_cast_expr,
10617 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10618 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10620 * c-semantics.c (build_stmt): Same.
10621 (build_case_label): Same.
10622 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10623 (undeclared_variable): New argument.
10624 (make_label): Same.
10625 (lookup_label): Pass location on down.
10626 (define_label): Same.
10627 (finish_decl): Same.
10628 (build_compound_literal): Same.
10629 (finish_struct): Same.
10630 (finish_function): Do not set location here.
10631 (check_for_loop_decls): New argument.
10632 * tree.c (save_expr): Set location.
10633 (build_empty_stmt): New argument.
10634 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10635 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10636 * builtins.c (gimplify_va_arg_expr): Use locations.
10637 (expand_builtin_sync_operation): Same.
10638 * c-typeck.c (build_component_ref): New argument.
10639 (build_array_ref): Same.
10640 (build_external_ref): Same.
10641 (c_expr_sizeof_expr): Same.
10642 (c_expr_sizeof_type): Same.
10643 (parser_build_unary_op): Same.
10644 (build_conditional_expr): Same.
10645 (build_compound_expr): Pass location on down.
10646 (build_compound_expr): New argument.
10647 (build_c_cast): Same.
10648 (c_cast_expr): Same.
10649 (build_asm_expr): Same.
10650 (c_finish_return): Same.
10651 (c_process_expr_stmt): Pass location on down.
10652 (c_finish_stmt_expr): New argument.
10653 (push_clenaup): Same.
10654 (c_finish_omp_parallel): Same.
10655 (c_finish_omp_task): Same.
10656 * gimplify.c (gimplify_call_expr): Pass location on down.
10657 * c-omp.c (c_finish_omp_master): New argument.
10658 (c_finish_omp_critical): Same.
10659 (c_finish_omp_ordered): Same.
10660 (c_finish_omp_barrier): Same.
10661 (-c_finish_omp_taskwait): Same.
10662 (c_finish_omp_atomic): Same.
10663 (c_finish_omp_flush): Same.
10664 * tree-inline.c (copy_tree_body_r): Pass location on down.
10665 (inline_forbidden_p): Remove use of input_location.
10666 * c-gimplify.c (c_build_bind_expr): New argument.
10667 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10668 (c_sizeof_or_alignof_type): New argument.
10669 (c_alignof_expr): Same.
10670 (build_va_arg): Same.
10671 (c_add_case_label): Same.
10672 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10673 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10674 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10675 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10676 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10677 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10679 * stub-objc.c (objc_build_selector_expr): Same.
10680 (objc_build_throw_stmt): Same.
10681 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10682 (c_parser_initelt): Same.
10683 (c_parser_compound_statement): Same.
10684 (c_parser_compound_statement_nostart): Same.
10685 (c_parser_label): Same.
10686 (c_parser_statement_after_labels): Same.
10687 (c_parser_if_body): Same.
10688 (c_parser_else_body): Same.
10689 (c_parser_if_statement): Same.
10690 (c_parser_switch_statement): Same.
10691 (c_parser_while_statement): Same.
10692 (c_parser_do_statement): Same.
10693 (c_parser_for_statement): Same.
10694 (c_parser_asm_statement): Same.
10695 (c_parser_conditional_expression): Same.
10696 (c_parser_binary_expression): Same.
10697 (c_parser_cast_expression): Same.
10698 (c_parser_unary_expression): Same.
10699 (c_parser_sizeof_expression): Same.
10700 (c_parser_alignof_expression): Same.
10701 (c_parser_postfix_expression): Same.
10702 (c_parser_expression): Same.
10703 (c_parser_objc_receiver): Same.
10704 (c_parser_omp_variable_list): Same.
10705 (c_parser_omp_structured_block): Same.
10706 (c_parser_omp_atomic): New argument.
10707 (c_parser_omp_barrier): Same.
10708 (c_parser_omp_critical): Same.
10709 (c_parser_omp_flush): Pass location on down.
10710 (c_parser_omp_for_loop): New argument.
10711 (c_parser_omp_for): Same.
10712 (c_parser_omp_master): Same.
10713 (c_parser_omp_ordered): Same.
10714 (c_parser_omp_sections_scope): Same.
10715 (c_parser_omp_sections): Same.
10716 (c_parser_omp_parallel): Same.
10717 (c_parser_omp_single): Same.
10718 (c_parser_omp_task): Same.
10719 (c_parser_omp_taskwait): Pass location on down.
10720 (c_parser_omp_construct): Same.
10721 (c_parser_omp_threadprivate): Same.
10722 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10723 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10724 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10725 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10726 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10727 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10728 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10729 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10730 config/i386/i386.c, stmt.c:
10731 Add location argument to the following function definitions and/or
10732 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10733 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10734 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10735 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10736 do_case, c_finish_bc_stmt, build_compound_literal,
10737 build_function_call.
10738 * c-decl.c (build_compound_literal): Add location argument.
10739 Make all diagnostic calls use location.
10740 (start_struct): Same.
10741 (finish_struct): Same.
10742 (start_enum): Same.
10743 (build_enumerator): Same.
10744 (start_function): Same.
10745 (grokdeclarator): Make all diagnostic calls use location.
10746 (store_parm_decls_oldstyle): Same.
10747 * c-typeck.c (build_function_call): Add location argument.
10748 Make all diagnostic calls use location.
10750 (c_finish_bc_stmt): Same.
10751 * tree-nested.c (get_trampoline_type): Add argument.
10752 Pass location to build_decl.
10753 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10754 * rtl.h (RTL_LOCATION): New.
10755 * c-common.c (c_add_case_label): Add location argument.
10756 Make all diagnostic calls use location.
10757 * c-common.h: Add location argument to make_fname_decl, do_case,
10758 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10759 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10760 Set it appropriately for every case. Pass enum_loc to start_enum
10761 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10763 (c_parser_struct_or_union_specifier): Save location. Use it for
10764 start_struct, finish_struct, and parser_xref_tag.
10766 2009-06-12 Ian Lance Taylor <iant@google.com>
10768 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10770 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10771 cpp_opts->warn_cxx_operator_names.
10773 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10776 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10777 is returns NULL and OP is a VCE, look through the VCE.
10779 2009-06-12 Ian Lance Taylor <iant@google.com>
10782 * collect2.c (main): Use CONST_CAST2 in code inside #if
10783 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10785 2009-06-12 Joey Ye <joey.ye@intel.com>
10787 PR middle-end/39146
10788 * cfgexpand.c (get_decl_align_unit): Update
10789 max_used_stack_slot_alignment with align instead of
10790 stack_alignment_needed.
10792 * function.c (assign_stack_local_1): Update
10793 max_used_stack_slot_alignment with alignment_in_bits instead
10794 of stack_alignment_needed.
10795 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10798 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10800 * dwarf2out.c (last_var_location_insn): New variable.
10801 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10802 (dwarf2out_var_location): Don't record anything after last real
10803 insn. Only change labels if there were any real instructions
10804 in between last note and this one, or if changed sections.
10806 2009-06-11 Richard Henderson <rth@redhat.com>
10808 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10809 note when storing the frame pointer in a register.
10810 (FRP): Don't redefine to nothing for epilogue.
10811 (alpha_expand_epilogue): Mark register and sp restores.
10812 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10814 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10815 when gen_lowpart is needed.
10817 2009-06-11 Richard Henderson <rth@redhat.com>
10819 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10821 * dwarf2out.c (need_data_align_sf_opcode): New.
10822 (div_data_align): Move earlier.
10823 (def_cfa_1, reg_save): Use it.
10825 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10827 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10828 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10829 (ix86_handle_option): Handle OPT_mcrc32.
10830 (ix86_target_string): Add -mcrc32.
10831 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10833 * config/i386/i386.h (TARGET_CRC32): New.
10835 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10836 (sse4_2_crc32di): Likewise.
10838 * config/i386/i386.opt (mcrc32): New.
10840 * doc/invoke.texi: Document -mcrc32.
10842 2009-06-11 Richard Henderson <rth@redhat.com>
10844 * common.opt (gdwarf-): Accept a version number.
10845 * doc/invoke.texi (gdwarf-): Update docs.
10846 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10847 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10848 version level, and record it.
10850 * dwarf2.h (DW_CIE_VERSION): Remove.
10851 * dwarf2out.c (DWARF_VERSION): Remove.
10852 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10853 (output_call_frame_info): Use CIE version 3 for dwarf3,
10854 or if the return register column is out of range for version 1.
10855 (dwarf_stack_op_name): Add all dwarf3 values.
10856 (DEBUG_PUBTYPES_SECTION): New.
10857 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10858 encoding change for dwarf3.
10859 (output_die) [dw_val_class_die_ref]: Likewise.
10860 (output_compilation_unit_header): Emit correct version for dwarf3.
10861 (output_line_info): Likewise.
10862 (output_pubnames): Update for DWARF_VERSION removal.
10863 (output_aranges): Likewise.
10864 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10865 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10866 (dwarf2out_finish): Likewise.
10868 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10870 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
10873 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10876 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
10877 * builtins.c (expand_builtin_unreachable): New function.
10878 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
10879 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
10880 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
10882 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
10883 searching for missing barriers.
10885 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
10887 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
10888 when -fprofile-generate* was passed.
10889 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
10891 2009-06-11 Anthony Green <green@moxielogic.com>
10893 * config/moxie/moxie.md: Define length attribute for all instructions.
10895 (*b<cond:code>): Support limited branch ranges for new PC-relative
10896 branch instructions.
10897 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
10899 2009-06-11 Jakub Jelinek <jakub@redhat.com>
10901 * config/i386/i386.c (min_insn_size): Use get_attr_length
10902 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
10903 For __asm return 0.
10905 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
10906 instead of emit_insn_before.
10908 2009-06-10 Ian Lance Taylor <iant@google.com>
10911 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
10914 2009-06-10 Revital Eres <eres@il.ibm.com>
10916 * passes.c (init_optimization_passes): Reschedule
10917 predictive-commoning pass before complete unroll pass.
10919 2009-06-10 Martin Jambor <mjambor@suse.cz>
10921 * cgraph.c (cgraph_node_can_be_local_p): New function.
10922 (cgraph_make_node_local): New function.
10923 * cgraph.h (cgraph_node_can_be_local_p): Declare.
10924 (cgraph_make_node_local): Declare.
10926 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
10928 * tree.h (tree_base): Add packed_flag and user_align fields.
10929 Decrease size of spare field.
10930 (TYPE_USER_ALIGN): Use user_align from tree_base.
10931 (DECL_USER_ALIGN): Likewise.
10932 (TYPE_PACKED): Use packed_flag from tree_base.
10933 (DECL_PACKED): Likewise.
10934 (tree_type): Delete packed_flag and user_align fields. Widen
10935 precision field. Widen mode field and shuffle fields to align
10936 mode on an 8-bit boundary.
10937 (tree_decl_common): Delete decl_flag_1 and user_align fields.
10938 Renumber decl_flag_* fields. Fix comments. Widen
10939 decl_common_unused field.
10940 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
10941 (DECL_EXTERNAL): Likewise.
10942 (DECL_BIT_FIELD): Likewise.
10943 (DECL_NONADDRESSABLE_P): Likewise.
10944 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
10945 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
10947 2009-06-10 Ian Lance Taylor <iant@google.com>
10949 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
10950 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
10951 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
10952 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
10953 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
10954 DEF_VEC_ALLOC_FUNC_P.
10955 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
10956 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
10957 DEF_VEC_ALLOC_FUNC_O.
10958 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
10959 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
10960 DEF_VEC_ALLOC_FUNC_I.
10961 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
10962 (vec_stack_p_reserve_exact_1): Declare.
10963 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
10964 (vec_stack_free): Declare.
10965 (VEC_stack_alloc): Define.
10966 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
10967 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
10968 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
10969 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
10971 (stack_vecs): New static variable.
10972 (vec_stack_p_reserve_exact_1): New function.
10973 (vec_stack_o_reserve_1): New static function.
10974 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
10975 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
10976 (vec_stack_free): New function.
10977 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
10978 (VEC_df_ref_stack_alloc): Define.
10979 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
10980 DEF_VEC_ALLOC_P_STACK.
10981 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
10982 (struct df_collection_rec): Change _vec fields to VEC. Remove
10984 (df_free_collection_rec): Adjust for new fields.
10985 (df_insn_rescan): Use new df_collection_rec fields.
10986 (df_notes_rescan, df_canonize_collection_rec): Likewise.
10987 (df_ref_create_structure, df_ref_record): Likewise.
10988 (df_get_conditional_uses, df_get_call_refs): Likewise.
10989 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
10990 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
10991 (df_record_exit_block_uses, df_bb_verify): Likewise.
10992 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
10993 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
10994 Remove count parameter. Change return type to void. Change all
10996 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
10997 Remove count parameter. Change return type to void. Change all
10999 (df_install_refs): Change old_vec parameter to VEC. Remove count
11000 parameter. Change all callers.
11001 (df_install_mws): Change old_vec parameter to VEC. Remove count
11002 parameter. Change all callers.
11003 (df_refs_verify): Change new_rec parameter to VEC. Change call
11005 (df_mws_verify): Likewise.
11007 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11009 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11011 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11013 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11015 2009-06-10 Anthony Green <green@moxielogic.com>
11017 * config/moxie/crti.asm: New file.
11018 * config/moxie/crtn.asm: New file.
11019 * config/moxie/moxie.c: New file.
11020 * config/moxie/moxie.h: New file.
11021 * config/moxie/sfp-machine.h: New file.
11022 * config/moxie/moxie-protos.h: New file.
11023 * config/moxie/t-moxie: Created.
11024 * config/moxie/t-moxie-softfp: Created.
11025 * config/moxie/moxie.md: Created.
11026 * config/moxie/constraints.md: Created.
11027 * config.gcc: Add moxie support.
11028 * doc/md.texi (Machine Constraints): Add moxie constraints.
11029 * doc/contrib.texi (Contributors): Mention moxie port.
11030 * doc/install.texi (Specific): Mention the moxie port.
11032 2009-06-09 Ian Lance Taylor <iant@google.com>
11034 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11035 compiling with C++.
11036 * optabs.c (optab_table): Only use designated initializers if
11037 HAVE_DESIGNATED_INITIALIZERS is defined.
11038 (convert_optab_table): Likewise.
11039 (init_optabs): Always call init_insn_codes if
11040 HAVE_DESIGNATED_INITIALIZERS is not defined.
11042 2009-06-09 Ian Lance Taylor <iant@google.com>
11044 * targhooks.c (default_builtin_vectorized_function): Change fn
11045 parameter to unsigned int.
11046 (default_builtin_vectorized_conversion): Change code parameter to
11048 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11049 * targhooks.h: Update declarations.
11050 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11051 parameter to unsigned int.
11053 * c-typeck.c (comptypes_check_enum_int): New static function.
11054 (comptypes_internal): Add enum_and_int_p parameter. Change all
11056 (comp_target_types): Add location parameter. Change all callers.
11057 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11058 Change all callers.
11059 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11060 (build_conditional_expr): Add colon_loc parameter. Change all
11062 (convert_for_assignment): Add location parameter. Change all callers.
11063 * c-parser.c (c_parser_conditional_expression): Pass location of
11064 colon to build_conditional_expr.
11065 * c-tree.h (build_conditional_expr): Update declaration.
11067 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11069 * graphite.c: Revert previous patch.
11071 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11074 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11076 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11078 * tree-ssa-loop-prefetch.c
11079 (loop_prefetch_arrays): Fixed a portability problem in printf format
11082 2009-06-09 Martin Jambor <mjambor@suse.cz>
11084 PR tree-optimization/40351
11085 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11086 refrence to a potential artifical subaccess can be constructed.
11088 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11090 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11091 (sh_override_options): Likewise.
11092 * config/sh/sh.c: Include params.h.
11093 (sh_optimization_options): New.
11094 (sh_override_options): Likewise.
11095 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11096 (OVERRIDE_OPTIONS): Use sh_override_options.
11098 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11100 * dwarf2out.c (emit_cfa_remember): New variable.
11101 (add_fde_cfi): If emit_cfa_remember, recurse to add
11102 DW_CFA_remember_state first.
11103 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11104 instead just set emit_cfa_remember.
11106 2009-06-08 Jan Hubicka <jh@suse.cz>
11109 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11111 2009-06-08 Jan Hubicka <jh@suse.cz>
11113 PR middle-end/39834
11114 * cgraphunit.c (save_inline_function_body): Do not copy transform
11115 hooks for saved inline bodies.
11116 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11117 for given function.
11119 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11121 * jump.c (returnjump_p): Handle delayed branches. Add missing
11124 2009-06-08 Jan Hubicka <jh@suse.cz>
11126 PR middle-end/40102
11127 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11128 original node might've been modified.
11129 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11131 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11133 * tree-object-size.c (addr_object_size): Add OSI argument.
11134 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11135 (compute_builtin_object_size, expr_object_size): Adjust callers.
11136 (plus_stmt_object_size): Call addr_object_size instead of
11137 compute_builtin_object_size.
11139 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11140 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11142 * tree-ssa-loop-prefetch.c
11143 (gather_memory_references): Introduced a counter for the number of
11145 (anything_to_prefetch_p): Introduced a counter for the number of
11147 (is_loop_prefetching_profitable): New function with a cost model
11149 (loop_prefetch_arrays): Use the new cost model to determine if
11150 prefetching is profitable.
11151 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11152 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11153 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11154 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11155 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11156 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11158 2009-06-08 Michael Matz <matz@suse.de>
11161 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11162 partitions use the same.
11163 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11164 for basevars of SSA_NAMEs.
11165 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11166 to not expand them twice.
11167 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11170 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11172 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11173 (fdump-final-insns=, gtoggle): New.
11174 * doc/invoke.texi: Document them.
11175 * final.c (rest_of_clean_state): Dump final insn stream.
11176 * gcc.c (invoke_as): Hook in -fcompare-debug.
11177 (static_spec_functions): Add compare-debug-dump-opt,
11178 compare-debug-self-opt and compare-debug-auxbase-opt.
11179 (compare_debug, compare_debug_second, compare_debug_opt): New.
11180 (switches_debug_check, n_switches_debug_check): New.
11181 (debug_auxbase_opt, debug_check_temp_file): New.
11182 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11184 (do_self_spec): Handle arguments after switches.
11185 (do_spec_1): Add .gk extension to temp file basenames for compare.
11186 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11187 (cc1_options): Use it instead of normal auxbase computation for
11188 the second compare-debug compilation.
11189 (compare_files): New.
11190 (main): Set up and implement compare debug mode.
11191 (compare_debug_dump_opt_spec_function): New.
11192 (compare_debug_self_opt_spec_function): New.
11193 (compare_debug_auxbase_opt_spec_function): New.
11194 * toplev.c (process_options): Handle flag_gtoggle,
11195 flag_dump_final_insns.
11196 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11197 during -fcompare-debug-second compilation.
11199 2009-06-07 Ian Lance Taylor <iant@google.com>
11201 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11202 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11204 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11205 with no default node. Change warning with %H to warning_at.
11206 Don't clear warn_switch around case checking.
11207 * doc/invoke.texi (Warning Options): Clarify distinction between
11208 -Wswitch and -Wswitch-enum.
11210 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11212 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11214 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11216 * gbl-ctors.h: Add header guard.
11218 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11220 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11221 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11222 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11223 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11224 prototypes for removed functions.
11225 (expressions_equal_p): Move to ...
11226 * tree-ssa-sccvn.h: ... here and ...
11227 * matrix-reorg.c: ... adjust includes.
11229 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11231 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11233 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11235 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11236 (finish_function): Remove erroneous whitespace.
11238 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11240 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11241 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11243 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11245 * errors.c (internal_error): Commentary typo fix.
11246 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11247 * tree-ssa-pre.c: Ditto.
11249 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11251 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11252 them is supposed to hold actual statements.
11254 2009-06-06 Ian Lance Taylor <iant@google.com>
11256 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11257 empty statements can now have attributes.
11259 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11261 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11262 * config/mips/mips.md: Ditto.
11264 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11266 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11268 (__eabi_uconvert): Likewise.
11270 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11272 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11273 CFI_* definitions with IN_GCC.
11275 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11277 * xcoffout.h (xcoffout_source_line): Update prototype.
11279 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11281 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11282 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11284 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11286 PR middle-end/40340
11287 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11288 inlined_function_outer_scope_p blocks for artificial inlines
11290 * tree.c (tree_nonartificial_location): Rewrite using
11291 block_nonartificial_location.
11293 2009-06-05 Revital Eres <eres@il.ibm.com>
11294 Leehod Baruch <leehod@il.ibm.com>
11296 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11297 (expand_expr_real_1): Remove comment.
11298 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11299 Vectorize misaligned access when the target supports it.
11300 (vect_supportable_dr_alignment): Check for unaligned access support.
11301 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11304 2009-06-05 Julian Brown <julian@codesourcery.com>
11306 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11307 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11309 2009-06-05 Richard Guenther <rguenther@suse.de>
11312 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11313 as possibly unused.
11315 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11317 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11318 (save_gprs): Don't tell unwinder when a global register is saved.
11319 (s390_emit_epilogue): Emit needed epilogue unwind info.
11321 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11323 * dwarf2out.c (deferred_asm_name): New.
11324 (add_name_and_src_coords_attributes): Defer creation of
11325 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11327 (move_linkage_attr): New.
11328 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11331 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11333 * tree-nested.c (finalize_nesting_tree_1): Declare the
11334 frame_decl in the binding tree.
11336 2009-06-04 Cary Coutant <ccoutant@google.com>
11338 * basic-block.h (struct basic_block_def): Add discriminator field.
11339 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11341 * debug.c (do_nothing_debug_hooks): Add additional entry.
11342 (debug_nothing_int_charstar_int): New function.
11343 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11344 (debug_nothing_int_charstar_int): New declaration.
11345 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11346 discriminator value in .loc directive.
11347 * final.c (last_discriminator): New variable.
11348 (discriminator): New variable.
11349 (final_start_function): Initialize above variables, pass current
11350 discriminator to debug hook.
11351 (notice_source_line): Check for discriminator change.
11352 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11353 * sdbout.c (sdbout_source_line): New parameter.
11354 * tree-cfg.c (struct locus_discrim_map): New structure type.
11355 (discriminator_per_locus): New hash table.
11356 (build_gimple_cfg): Allocate and free discriminator hash table.
11357 (make_edges): Call assign_discriminator.
11358 (locus_map_hash): New function.
11359 (locus_map_eq): New function.
11360 (next_discriminator_for_locus): New function.
11361 (same_line_p): New function.
11362 (assign_discriminator): New function.
11363 (make_cond_expr_edges): Call assign_discriminator.
11364 (make_gimple_switch_edges): Likewise.
11365 (first_non_label_stmt): New function.
11366 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11368 * xcoffout.c (xcoffout_source_line): Add new parameter.
11370 * configure.ac (gcc_cv_as_discriminator): New configury check for
11371 gas support for discriminator.
11372 * configure: Regenerate.
11373 * config.in: Regenerate.
11375 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11377 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11378 val after checking for integers.
11380 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11384 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11385 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11386 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11387 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11388 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11389 X64_SSE_REGPARM_MAX.
11390 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11391 X64_SSE_REGPARM_MAX.
11393 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11395 * gcc.c (report_times_to_file): New.
11396 (execute): Implement it.
11397 (process_command): Support -time=.
11398 * doc/invoke.texi: Document it.
11400 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11402 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11403 that have value exprs.
11405 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11407 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11408 declarations for constants until...
11409 (dw2_output_indirect_constant_1): ... this point.
11411 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11414 * arm.md (arm_addsi3): Don't try to split an add with an
11415 eliminable register until after reload has completed.
11417 2009-06-03 Ian Lance Taylor <iant@google.com>
11419 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11420 * genattrtab.c (write_length_unit_log): Likewise.
11421 * genchecksum.c (dosum): Likewise.
11422 * gengtype.c (write_rtx_next): Likewise.
11423 (finish_root_table, write_roots): Likewise.
11424 * gimple.c (gimple_ops_offset_): Likewise.
11425 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11426 * config/arc/arc.c (arc_attribute_table): Likewise.
11427 * config/arm/arm.c (arm_attribute_table): Likewise.
11428 * config/avr/avr.c (avr_attribute_table): Likewise.
11429 * config/crx/crx.c (crx_attribute_table): Likewise.
11430 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11431 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11432 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11433 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11434 * config/sh/sh.c (sh_attribute_table): Likewise.
11435 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11436 * config/spu/spu.c (spu_attribute_table): Likewise.
11437 * config/v850/v850.c (v850_attribute_table): Likewise.
11439 * config/alpha/alpha.c (vms_attribute_table): Make static.
11440 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11441 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11442 * config/mips/mips.c (mips_attribute_table): Likewise.
11444 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11446 (cc1-checksum.o): Likewise.
11448 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11450 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11452 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11454 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11455 insn if it is changing sp. Use gen_add3_insn instead of
11456 conditionally gen_addsi3 and gen_adddi3.
11457 (offset_below_red_zone_p): New static inline function.
11458 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11459 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11460 * config/rs6000/ppc-asm.h: Include auto-host.h.
11461 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11462 CFI_RESTORE): Define.
11463 * config/rs6000/crtresxgpr.asm: Add unwind info.
11464 * config/rs6000/crtresxfpr.asm: Likewise.
11465 * config/rs6000/crtresgpr.asm: Likewise.
11466 * config/rs6000/crtresfpr.asm: Likewise.
11467 * config/rs6000/crtsavgpr.asm: Likewise.
11468 * config/rs6000/crtsavfpr.asm: Likewise.
11470 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11471 argument of DWARF2_FRAME_REG_OUT macros.
11473 2009-06-03 Julian Brown <julian@codesourcery.com>
11475 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11476 words or less (including TImode) in core registers.
11478 2009-06-03 Richard Guenther <rguenther@suse.de>
11480 PR middle-end/40328
11481 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11483 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11485 * statistics.c (statistics_counter_event): Do not record event
11486 in pass dump if its number == -1.
11487 (curr_statistics_hash): Add assert that we never get passes
11488 with static number == -1.
11490 2009-06-03 Richard Guenther <rguenther@suse.de>
11491 Andrey Belevantsev <abel@ispras.ru>
11493 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11494 non-BLKmode arrays addressable.
11496 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11498 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11499 * config/m68k/m68k.h: ... here.
11500 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11503 2009-06-03 Martin Jambor <mjambor@suse.cz>
11505 PR tree-optimization/40323
11506 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11509 2009-06-03 Richard Guenther <rguenther@suse.de>
11511 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11514 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11516 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11517 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11518 JUMP_TABLE_DATA_P where applicable.
11519 * config/sh/sh.c: Ditto.
11520 * config/sh/sh.h: Ditto.
11521 * config/sh/sh.md: Ditto.
11522 * config/sh/symbian.c: Ditto.
11524 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11526 * config/i386/driver-i386.c (describe_cache): Optimize
11527 concatenation of strings. Use snprintf instead of sprintf.
11528 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11529 target when not compiling with GCC.
11531 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11533 * config/sh/sh.c: Revert last change.
11534 (sh_expand_epilogue): Emit a blockage insn before the frame
11535 pointer adjustment unconditionally.
11537 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11539 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11540 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11541 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11542 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11543 to COLLECT_GCC_OPTIONS.
11545 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11547 * collect2.c (target_system_root): New variable.
11548 (main): Handle --sysroot=.
11549 (ignore_library): Strip the sysroot from the library path.
11551 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11553 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11554 (collect2.o): Depend on collect2-aix.h.
11555 (collect2-aix.o): New rule.
11556 * collect2-aix.h: New file.
11557 * collect2-aix.c: Likewise.
11558 * collect2.c: Include collect2-aix.h. Don't undefine
11559 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11560 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11561 Use TARGET_AIX_VERSION instead of _AIX51.
11562 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11563 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11564 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11565 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11566 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11568 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11570 * collect2.c (ignore_library): Avoid premature post-increment
11571 and null deference.
11573 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11575 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11576 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11577 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11578 CROSS_DIRECTORY_STRUCTURE too.
11579 (LINK_LIBG_SPEC): Likewise.
11580 (LIB_SPEC): Add %R to sysroot paths.
11581 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11582 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11583 * config/rs6000/aix51.h: As for aix43.h.
11584 * config/rs6000/aix52.h: Likewise.
11585 * config/rs6000/aix53.h: Likewise.
11586 * config/rs6000/aix61.h: Likewise.
11587 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11588 to the beginning of sysroot paths.
11590 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11592 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11593 INSN_LISTs that are out of the REG_NOTE range.
11595 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11597 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11598 (struct var_to_expand): Likewise.
11599 (struct opt_info): Add head and tail for linked lists of the above.
11600 (analyze_insn_to_expand_var): Initialize next.
11601 (analyze_iv_to_split_insn): Likewise.
11602 (analyze_insns_in_loop): Create linked lists.
11603 (allocate_basic_variable): Simplify for use without hash table.
11604 (insert_var_expansion_initialization): Likewise, make it type-safer.
11605 (combine_var_copies_in_loop_exit): Likewise.
11606 (apply_opt_in_copies): Walk lists rather than hash tables.
11607 (release_var_copies): Simplified and inlined by hand into...
11608 (free_opt_info): ... this function.
11610 2009-06-02 Richard Guenther <rguenther@suse.de>
11612 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11615 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11617 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11618 only for builtins that are not overridden.
11620 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11622 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11625 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11627 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11629 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11631 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11633 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11635 * common.opt (fdump-unnumbered-links): New.
11636 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11637 * print-rtl.c (flag_dump_unnumbered_links): New.
11638 (print_rtx): Test it.
11640 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11642 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11643 push/pop multiple to 8-byte alignment.
11645 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11647 * config/i386/i386.c (queued_cfa_restores): New static variable.
11648 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11650 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11651 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11652 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11653 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11654 note unconditionally.
11655 (ix86_emit_restore_regs_using_mov): Likewise.
11656 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11657 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11658 it through to ix86_emit_restore_reg_using_pop.
11659 (ix86_emit_leave): Add RED_OFFSET argument. Call
11660 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11661 instead of adding REG_CFA_OFFSET note unconditionally.
11662 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11663 the above functions. Call ix86_add_queued_cfa_restore_notes when
11666 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11667 force output of the label even for dwarf2out_do_cfi_asm.
11668 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11669 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11670 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11672 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11673 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11674 dwarf2out_cfi_label callers.
11675 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11676 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11677 Adjust dwarf2out_cfi_label callers.
11678 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11680 * config/i386/i386.h (struct machine_cfa_state,
11681 struct machine_function): Guard with ifndef USED_FOR_TARGET
11682 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11685 * emutls.c (__emutls_get_address): Change arr->size to mean number
11686 of allocated arr->data entries instead of # of slots + 1.
11688 PR middle-end/40316
11689 * recog.c (peep2_reinit_state): New function.
11690 (peephole2_init_state): Use it at the end of a basic block and also
11691 when seeing a RTX_FRAME_RELATED_P insn.
11693 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11695 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11696 fixuns_truncrfdi2): New.
11697 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11698 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11699 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11700 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11701 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11702 *recip_approx): Remove.
11703 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11704 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11705 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11707 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11710 2009-06-01 Ian Lance Taylor <iant@google.com>
11712 * attribs.c (register_attribute): Use CONST_CAST.
11713 * collect2.c (main): Use CONST_CAST2.
11714 (scan_prog_file): Likewise.
11715 * gcc.c (process_command, main): Likewise.
11716 * toplev.c (toplev_main): Likewise.
11718 * c-typeck.c (handle_warn_cast_qual): New static function,
11719 partially broken out of build_c_cast.
11720 (build_c_cast): Call handle_warn_cast_qual.
11721 * doc/invoke.texi (Warning Options): Document new effect of
11724 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11726 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11727 (diagnostic_report_current_module): Print columns.
11728 * common.opt (flag_show_column): Enable by default.
11730 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11732 * alias.c (find_base_term): Check for NULL term before returning.
11734 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11736 Revert due to PR40320:
11737 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11738 * calls.c (emit_library_call_value_1): Don't force_operand for move
11741 2009-06-01 Olivier Hainque <hainque@adacore.com>
11742 Eric Botcazou <ebotcazou@adacore.com>
11744 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11745 to be processed as a bitfield for constructor output purposes.
11746 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11748 * varasm.c (oc_local_state): New type, output_constructor
11749 local state to support communication with helpers.
11750 (oc_outer_state): New type, output_constructor outer state of
11751 relevance in recursive calls.
11752 (output_constructor_array_range): New output_constructor helper,
11753 extracted code for an array range element.
11754 (output_constructor_regular_field): New output_constructor helper,
11755 extracted code for an element that is not a bitfield.
11756 (output_constructor_bitfield): New output_constructor helper,
11757 extracted code for a bitfield element. Accept an OUTER state
11758 argument for recursive processing. Recurse on record or array
11759 CONSTRUCTOR values, possibly past noop conversions.
11760 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11761 VALUE is a valid constant-valued expression for use in a static
11762 bit-field initializer.
11763 (output_constructor): Rework to use helpers. Accept and honor an
11764 OUTER state argument for recursive calls. Return total size. Be
11765 prepared for nested constructors initializing bitfields.
11766 (output_constant): Feed OUTER in calls to output_constructor.
11768 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11770 * calls.c (emit_library_call_value_1): Don't force_operand for move
11773 2009-06-01 Nick Clifton <nickc@redhat.com>
11775 * doc/invoke.texi (IA-64 Options): Fix typo.
11777 2009-06-01 Ira Rosen <irar@il.ibm.com>
11779 PR tree-optimization/39129
11780 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11782 (vect_do_peeling_for_loop_bound): Use
11783 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11784 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11785 (vect_loop_versioning): Likewise.
11786 (vect_create_cond_for_alias_checks): Fix indentation.
11787 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11789 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11790 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11791 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11792 "control flow in loop".
11793 (vect_estimate_min_profitable_iters): Use
11794 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11795 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11796 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11797 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11798 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11799 statement belongs to a group of strided accesses with the exact code
11801 (vectorizable_load): Likewise.
11802 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11803 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11805 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11807 * config/freebsd-stdint.h: New file.
11808 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11809 Add freebsd-stdint.h to tm_file.
11811 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11813 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11814 (thumb2_extendhidi2): Likewise.
11816 2009-05-31 Ian Lance Taylor <iant@google.com>
11818 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11820 2009-05-31 Ian Lance Taylor <iant@google.com>
11822 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11823 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11824 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11826 2009-05-31 Jason Merrill <jason@redhat.com>
11828 * tree-pretty-print.c (print_call_name): Take the callee, not the
11829 call itself. Make non-static. Use dump_function_name for functions.
11830 (dump_generic_node): Adjust.
11831 * diagnostic.h: Declare print_call_name.
11832 * gimple-pretty-print.c (dump_gimple_call): Use it.
11834 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11836 * config/sh/sh.md (ashldi3_std): New define_expand.
11839 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11842 * config/sh/sh.c: Include debug.h.
11843 (sh_expand_epilogue): Emit a blockage insn before the frame
11844 pointer adjustment also when dwarf2out_do_frame returns true.
11846 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11848 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11849 (thumb2_extendqidi2): New pattern.
11851 2009-05-31 Ira Rosen <irar@il.ibm.com>
11853 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11854 mark phis for renaming.
11855 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11856 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11857 Call mark_sym_for_renaming.
11858 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11859 * tree-vect-loop.c (vect_transform_loop): Remove
11860 vect_memsyms_to_rename initialization and a call to
11861 mark_set_for_renaming.
11863 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11865 PR middle-end/40304
11866 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11867 frame related even if !set_cfa && style < 0.
11869 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11871 * config/i386/mingw-tls.c: New file.
11872 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
11873 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
11874 defining _WIN32 but not __CYGWIN__.
11876 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11878 * configure.ac: Add MPC support.
11880 * config.in, configure: Regenerate.
11882 2009-05-29 Richard Henderson <rth@redhat.com>
11884 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
11885 NOTE_INSN_BASIC_BLOCK.
11886 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
11887 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
11888 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
11890 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
11892 (add_cfi): Disable check redefining cfa away from drap.
11893 (lookup_cfa_1): Add remember argument; handle remember/restore.
11894 (lookup_cfa): Pass remember argument.
11895 (cfa_remember): New.
11896 (compute_barrier_args_size_1): Remove sibcall check.
11897 (dwarf2out_frame_debug_def_cfa): New.
11898 (dwarf2out_frame_debug_adjust_cfa): New.
11899 (dwarf2out_frame_debug_cfa_offset): New.
11900 (dwarf2out_frame_debug_cfa_register): New.
11901 (dwarf2out_frame_debug_cfa_restore): New.
11902 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
11903 (dwarf2out_begin_epilogue): New.
11904 (dwarf2out_frame_debug_restore_state): New.
11905 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
11906 DW_CFA_restore_state.
11907 (output_cfi_directive): Likewise.
11908 (convert_cfa_to_fb_loc_list): Likewise.
11909 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
11910 * dwarf2out.h: Update.
11911 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
11912 (copy_insn_1): Early out for null.
11913 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
11914 and dwarf2out_frame_debug_restore_state.
11915 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
11916 (prologue_insn_hash, epilogue_insn_hash): New.
11917 (free_after_compilation): Adjust freeing accordingly.
11918 (record_insns): Create hash table if needed; push insns into
11919 hash instead of array.
11920 (maybe_copy_epilogue_insn): New.
11921 (contains): Search hash table instead of array.
11922 (sibcall_epilogue_contains): Remove.
11923 (thread_prologue_and_epilogue_insns): Split eh_return insns
11924 and mark them as epilogues.
11925 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
11926 scanning in terms of basic blocks.
11927 * insn-notes.def (CFA_RESTORE_STATE): New.
11928 * jump.c (returnjump_p_1): Accept EH_RETURN.
11929 (eh_returnjump_p_1, eh_returnjump_p): New.
11930 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
11931 CFA_REGISTER, CFA_RESTORE): New.
11932 * rtl.def (EH_RETURN): New.
11933 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
11935 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
11936 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
11938 * config/i386/i386.c (gen_push): Update cfa state.
11939 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
11940 add a CFA_ADJUST_CFA note.
11941 (ix86_dwarf_handle_frame_unspec): Remove.
11942 (ix86_expand_prologue): Update cfa state.
11943 (ix86_emit_restore_reg_using_pop): New.
11944 (ix86_emit_restore_regs_using_pop): New.
11945 (ix86_emit_leave): New.
11946 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
11947 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
11948 * config/i386/i386.h (struct machine_cfa_state): New.
11949 (ix86_cfa_state): New.
11950 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
11951 (eh_return_internal): Merge from eh_return_<mode>,
11952 use eh_return rtx, split w/ epilogue.
11954 2009-05-29 Ian Lance Taylor <iant@google.com>
11956 * builtins.c (validate_gimple_arglist): Don't use va_arg with
11958 * calls.c (emit_library_call_value_1): Likewise.
11960 * c-typeck.c (c_build_va_arg): New function.
11961 * c-tree.h (c_build_va_arg): Declare.
11962 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
11963 instead of build_va_arg.
11965 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
11967 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
11968 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
11969 (ptr_difference_cost): Use affine combinations to compute it.
11970 (difference_cost): Likewise.
11971 (get_computation_cost_at): Compute more accurate cost for addresses
11972 if the ratio is a multiplier allowed in addresses.
11973 For non-addresses, consider that an additional offset or symbol is
11976 2009-05-29 Jakub Jelinek <jakub@redhat.com>
11978 * config/i386/i386.c (ix86_decompose_address): Avoid useless
11979 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
11981 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
11982 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
11983 (prefix_rex): For UNIT_MMX don't imply the prefix by default
11985 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
11986 to 1 for TYPE_SSE{IADD1,CVT1}.
11987 (prefix_vex_imm8): Removed.
11988 (length_vex): Only pass 1 as second argument to
11989 ix86_attr_length_vex_default if prefix_extra is 0.
11990 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
11991 (length): For prefix vex computation use length_immediate
11992 attribute instead of prefix_vex_imm8.
11993 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
11994 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
11995 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
11996 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
11997 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
11998 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
11999 a space in between the operands.
12000 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12001 if one operand is 0xff and the other one si, di, bp or sp.
12002 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12003 other one si, di, bp or sp.
12004 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12005 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12006 type and mode attributes.
12007 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12008 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12009 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12010 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12011 prefix_data16 attribute iff MODE_DF.
12012 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12013 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12014 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12015 constm128_operand in length_immediate computation.
12016 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12017 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12018 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12019 length_immediate attribute to 1.
12020 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12021 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12022 for certain alternatives.
12023 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12024 prefix_data16 attribute if MODE_V1DF.
12025 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12026 length_immediate to 1.
12027 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12028 length_address to 4, set mode attribute to MODE_DI.
12029 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12030 (fxam<mode>2_i387): Set length attribute to 4.
12031 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12032 *prefetch_3dnow_rex): Override length_address attribute.
12033 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12035 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12036 (constm128_operand): Removed.
12037 * config/i386/i386.c (memory_address_length): For
12038 disp && !index && !base in 64-bit mode account for SIB byte if
12039 print_operand_address can't optimize disp32 into disp32(%rip)
12040 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12041 for fs: or gs: segment.
12042 (ix86_attr_length_immediate_default): When checking if shortform
12043 is possible, truncate immediate to the length of the non-shortened
12045 (ix86_attr_length_address_default): Ignore MEM_P operands
12047 (ix86_attr_length_vex_default): Only check for DImode on
12048 GENERAL_REG_P operands.
12049 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12050 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12051 (sse_cvttps2pi): Clear prefix_rep attribute.
12052 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12054 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12055 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12056 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12057 iff operand 2 is const_int_operand.
12058 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12059 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12060 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12062 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12064 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12065 prefix_data16 attribute for movlpd and movhpd instructions.
12066 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12067 length_immediate for shufpd instruction.
12068 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12069 (avx_cmpp<avxmodesuffixf2c><mode>3,
12070 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12071 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12072 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12073 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12074 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12075 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12076 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12077 prefix_data16 attribute for the first alternative to 1.
12078 (*avx_loadlps): Override length_immediate for the first alternative.
12079 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12080 attributes for second alternative.
12081 (*vec_concatv2sf_sse4_1): Override length_immediate and
12082 prefix_data16 attributes for second alternative.
12083 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12084 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12085 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12086 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12087 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12088 prefix_data16 and length_immediate to 1.
12089 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12091 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12092 prefix_extra attribute for variants that don't have 0f prefix alone.
12093 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12094 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12095 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12096 *sse4_1_pextrd): Set length_immediate to 1.
12097 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12098 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12100 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12101 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12102 length_immediate to 1 for second alternative.
12103 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12104 prefix_extra and length_immediate attributes for the first
12106 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12108 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12109 to 1 for the first and third alternative.
12110 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12112 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12114 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12116 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12117 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12118 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12119 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12120 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12121 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12122 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12123 ssse3_psign<mode>3): Override prefix_rex attribute.
12124 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12125 (ssse3_palignrti): Override length_immediate to 1.
12126 (ssse3_palignrdi): Override length_immediate to 1, override
12127 prefix_rex attribute.
12128 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12129 (sse4a_extrqi): Override length_immediate to 2.
12130 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12131 (sse4a_insertq): Override prefix_data16 to 0.
12132 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12133 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12134 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12135 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12136 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12137 and length_immediate to 1.
12138 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12139 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12140 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12141 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12142 and length_immediate to 1.
12143 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12144 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12145 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12146 avx_ptest256): Override prefix_extra to 1.
12147 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12148 Override prefix_data16 and length_immediate to 1.
12149 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12150 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12151 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12152 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12153 prefix_data16 to 0 and prefix_extra to 2.
12154 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12155 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12157 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12158 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12159 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12160 and prefix_extra to 2.
12161 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12162 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12163 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12164 avx_vpermilvar<mode>3,
12165 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12166 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12167 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12168 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12169 Override prefix_extra to 1.
12170 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12171 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12172 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12173 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12174 prefix_extra and length_immediate to 1.
12175 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12177 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12178 to 1 for the first alternative.
12179 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12180 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12182 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12183 *movv2sf_internal_avx, *movv2sf_internal): Override
12184 prefix_rep attribute for certain alternatives.
12185 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12186 attributes for certain alternatives.
12187 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12188 attributes for certain alternatives.
12189 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12190 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12191 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12192 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12193 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12194 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12195 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12196 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12197 length_immediate to 1 if operand 2 is const_int_operand.
12198 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12199 *vec_extractv2si_1): Set length_immediate attribute to 1.
12200 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12201 using old 3DNOW insn rather than SSE/3DNOW_A.
12202 (mmx_emms, mmx_femms): Clear modrm attribute.
12204 2009-05-29 Martin Jambor <mjambor@suse.cz>
12206 * tree-sra.c: New implementation of SRA.
12208 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12209 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12210 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12211 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12212 (SRA_MAX_STRUCTURE_COUNT): Removed.
12213 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12214 * doc/invoke.texi (sra-max-structure-size): Removed.
12215 (sra-field-structure-ratio): Removed.
12217 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12219 PR middle-end/40291
12220 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12223 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12225 PR rtl-optimization/40101
12226 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12227 seqno. Adjust comment.
12228 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12229 inserting bookkeeping before a jump, the jump is not scheduled.
12230 When no positive seqno found, provide a value. Add comment.
12232 2009-05-29 Richard Guenther <rguenther@suse.de>
12234 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12235 short-cutting on the first component.
12237 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12239 PR middle-end/39958
12240 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12241 for trees other than decls/types.
12243 2009-05-29 Richard Guenther <rguenther@suse.de>
12245 * tree-ssa-operands.c (get_expr_operands): Do not handle
12246 INDIRECT_REFs in the handled-component case. Remove
12247 unused get_ref_base_and_extent case.
12248 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12249 tree_low_cst and host_integerp where possible.
12250 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12251 codes for equivalence.
12252 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12254 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12256 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12257 to tmake_file for i[34567]86-*-cygwin*.
12259 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12262 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12263 (altivec_categorize_keyword, init_vector_keywords,
12264 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12267 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12269 * tree.c (handle_dll_attribute): Check if node is
12270 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12272 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12274 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12276 (thumb2_zero_extendqidi2): Likewise.
12278 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12280 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12281 instead of gen_movrt.
12282 * config/sh/sh.md (movrt): Remove.
12284 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12286 * doc/invoke.texi (IA-64 Options):
12287 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12288 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12289 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12290 -msched-prefer-non-control-spec-insns,
12291 -msched-stop-bits-after-every-cycle,
12292 -msched-count-spec-in-critical-path,
12293 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12294 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12295 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12296 and -msched-spec-verbose.
12298 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12300 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12301 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12303 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12305 2009-05-28 Richard Guenther <rguenther@suse.de>
12307 * tree-ssa-alias.c (ao_ref_init): New function.
12308 (ao_ref_base): Likewise.
12309 (ao_ref_base_alias_set): Likewise.
12310 (ao_ref_alias_set): Likewise.
12311 (refs_may_alias_p_1): Change signature.
12312 (refs_may_alias_p): Adjust.
12313 (refs_anti_dependent_p): Likewise.
12314 (refs_output_dependent_p): Likewise.
12315 (call_may_clobber_ref_p_1): Change signature.
12316 (call_may_clobber_ref_p): Adjust.
12317 (stmt_may_clobber_ref_p_1): New function split out from ...
12318 (stmt_may_clobber_ref_p): ... here.
12319 (maybe_skip_until): Adjust signature.
12320 (get_continuation_for_phi): Likewise.
12321 (walk_non_aliased_vuses): Likewise.
12322 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12323 (ao_ref_init): Declare.
12324 (ao_ref_base): Likewise.
12325 (ao_ref_alias_set): Likewise.
12326 (stmt_may_clobber_ref_p_1): Likewise.
12327 (walk_non_aliased_vuses): Adjust.
12328 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12329 (get_ref_from_reference_ops): remove.
12330 (vn_reference_lookup_2): Adjust signature.
12331 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12332 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12333 (vn_reference_lookup): Adjust.
12334 (vn_reference_insert): Likewise.
12335 (vn_reference_insert_pieces): Adjust signature.
12336 (visit_reference_op_call): Adjust.
12337 * tree-ssa-pre.c (get_expr_type): Simplify.
12338 (phi_translate_1): Adjust.
12339 (compute_avail): Likewise.
12340 (translate_vuse_through_block): Do not re-build trees.
12341 (value_dies_in_block_x): Likewise.
12342 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12344 (vn_reference_lookup_pieces): Adjust declaration.
12345 (vn_reference_insert_pieces): Likewise.
12347 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12349 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12350 with checking disabled.
12352 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12356 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12357 macro definition for support of three-operand format aligned
12358 .comm directive in assembler on cygwin/pe/mingw target OS.
12359 * configure: Regenerate.
12360 * config.h: Regenerate.
12362 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12363 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12364 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12366 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12367 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12369 2009-05-28 Ira Rosen <irar@il.ibm.com>
12371 PR tree-optimization/40254
12372 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12373 in analysis of basic blocks.
12375 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12377 PR middle-end/33699
12378 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12379 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12380 (TARGET_INITIALIZER): Use it.
12381 * cse.c (CHEAPER): Move it up to the other macros.
12382 (insert): Rename this ...
12383 (insert_with_costs): ... to this. Add cost parameters. Update
12385 (insert): New function. Call insert_with_costs.
12386 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12387 find_reg_offset_for_const, try_const_anchors): New functions.
12388 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12389 when using a const-anchor. Call insert_const_anchors.
12390 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12391 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12393 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12395 * tree-inline.c (remap_decls): Enable nonlocalized variables
12396 when not optimizing.
12398 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12400 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12401 Simplify other tests involving optimize.
12403 2009-05-27 Tom Tromey <tromey@redhat.com>
12405 * unwind-dw2.c (_Unwind_DebugHook): New function.
12406 (uw_install_context): Call _Unwind_DebugHook.
12408 2009-05-27 Tom Tromey <tromey@redhat.com>
12410 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12412 2009-05-27 Ian Lance Taylor <iant@google.com>
12414 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12415 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12416 (ALL_LINKERFLAGS): Define.
12417 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12418 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12419 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12420 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12421 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12422 $(LINKER_FOR_BUILD).
12423 (build/gcov-iov$(build_exeext)): Likewise.
12425 2009-05-27 Julian Brown <julian@codesourcery.com>
12427 * gcse.c (target.h): Include.
12428 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12429 copy of argument to a pseudo register.
12431 2009-05-27 Diego Novillo <dnovillo@google.com>
12433 * tree-ssa-live.c (dump_scope_block): Document arguments.
12434 (dump_scope_blocks): Document.
12435 (debug_scope_blocks): New.
12436 * tree-flow.h (debug_scope_blocks): Declare.
12438 2009-05-21 Denis Chertykov <denisc@overta.ru>
12440 * doc/contrib.texi (Contributors): Add myself to the list.
12442 2009-05-27 Olivier Hainque <hainque@adacore.com>
12444 * expr.c (target_align): New function. Alignment the TARGET of an
12445 assignment may be assume to have.
12446 (highest_pow2_factor_for_target): Use it instead of relying on
12447 immediate tree attributes of TARGET, not necessarily honored when
12448 intermediate bitfields are involved.
12450 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12453 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12454 AVX, SSE4, AES, PCLMUL and POPCNT.
12456 2009-05-27 Diego Novillo <dnovillo@google.com>
12458 * tree-pretty-print.c (dump_location): New.
12459 (dump_generic_node): Call it.
12460 Factor code to handle BLOCK nodes ...
12461 (dump_block_node): ... here.
12463 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12465 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12467 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12469 * gcc-plugin.h: Include config.h and system.h.
12470 (IN_GCC): Define if not defined.
12472 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12474 PR middle-end/40249
12475 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12478 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12480 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12482 * config/m32r/m32r.h: Ditto.
12483 * config/m32r/m32r.md: Ditto.
12484 * config/m32r/predicates.md: Ditto.
12486 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12488 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12490 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12493 (Loading plugins): typo.
12494 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12495 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12496 (Interacting with the GCC Garbage Collector): Added new section.
12497 (Giving information about a plugin): Added new section for
12499 * ggc.h (ggc_register_root_tab): Added declaration.
12500 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12501 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12502 (register_callback): Improved comment in declaration.
12503 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12504 (extra_root_vec) Added static variable for dynamic roots registration.
12505 (ggc_register_root_tab) Added new routine.
12506 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12507 PLUGIN_GGC_MARKING event.
12508 * ggc-zone.c: Include plugin.h.
12509 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12510 * ggc-page.c: Include plugin.h.
12511 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12512 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12513 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12514 (register_callback): check lack of callbacks for
12515 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12516 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12517 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12518 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12519 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12520 dependency on plugin.h.
12521 (plugin.o): Added dependency on ggc.h...
12523 2009-05-26 Richard Guenther <rguenther@suse.de>
12525 PR middle-end/40248
12527 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12528 with mismatched comparison modes.
12530 * expr.c (expand_expr_real_1): Expand the operand of a
12531 VIEW_CONVERT_EXPR in its natural mode.
12533 2009-05-26 Ian Lance Taylor <iant@google.com>
12535 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12536 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12537 (ALL_COMPILERFLAGS): Define.
12538 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12539 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12540 (collect2$(exeext), collect2.o): Likewise.
12541 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12542 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12543 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12544 (libbackend.o, intl.o, cppdefault.o): Likewise.
12545 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12546 (build/%.o): Use $(COMPILER_FOR_BUILD).
12547 (build/gen%$(build_exeext)): Likewise.
12548 (build/gcov-iov$(build_exeext)): LIkewise.
12549 * config/t-darwin (darwin.o): Use $(COMPILER).
12550 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12551 * config/t-sol2 (sol2-c.o): Likewise.
12552 (sol2.o): Likewise.
12553 * config/t-vxworks (vxworks.o): Likewise.
12554 * config/x-darwin (host-darwin.o): Likewise.
12555 * config/x-hpux (host-hpux.o): Likewise.
12556 * config/x-linux (host-linux.o): Likewise.
12557 * config/x-solaris (host-solaris.o): Likewise.
12558 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12559 * config/arm/t-arm (arm-c.o): Likewise.
12560 * config/arm/t-pe (pe.o): Likewise.
12561 * config/arm/t-wince-pe (pe.o): Likewise.
12562 * config/i386/t-cygming (winnt.o): Likewise.
12563 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12564 * config/i386/t-cygwin (cygwin1.o): Likewise.
12565 (cygwin2.o): Likewise.
12566 * config/i386/t-i386 (i386-c.o): Likewise.
12567 * config/i386/t-interix (winnt.o): Likewise.
12568 * config/i386/t-netware (netware.o): Likewise.
12569 * config/i386/t-nwld (nwld.o): Likewise.
12570 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12571 * config/i386/x-i386 (driver-i386.o): Likewise.
12572 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12573 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12574 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12575 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12576 * config/mips/x-native (driver-native.o): Likewise.
12577 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12578 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12579 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12580 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12581 * config/score/t-score-elf (score7.o): Likewise.
12582 (score3.o): Likewise.
12583 * config/sh/t-sh (sh-c.o): Likewise.
12584 * config/sh/t-symbian (sh-c.o): Likewise.
12585 (symbian.o): Likewise.
12586 * config/spu/t-spu-elf (spu-c.o): Likewise.
12587 * config/v850/t-v850 (v850-c.o): Likewise.
12588 * config/v850/t-v850e (v850-c.o): Likewise.
12590 2009-05-26 Richard Guenther <rguenther@suse.de>
12592 PR tree-optimization/40122
12593 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12594 VECTOR_CSTs if possible.
12595 (fold_gimple_assign): Likewise.
12597 2009-05-26 Richard Guenther <rguenther@suse.de>
12599 PR middle-end/40252
12600 * fold-const.c (fold_binary): Use the correct types for building
12603 2009-05-26 Richard Guenther <rguenther@suse.de>
12605 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12606 redundant calls to merge_alias_info.
12607 (bump_vector_ptr): Likewise.
12608 * tree-ssa-copy.c (merge_alias_info): Remove.
12609 (replace_exp_1): Remove call to merge_alias_info.
12610 (propagate_tree_value): Likewise.
12611 (fini_copy_prop): Propagate points-to info.
12612 * tree-flow.h (merge_alias_info): Remove.
12614 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12616 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12618 2009-05-25 Jan Hubicka <jh@suse.cz>
12620 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12621 * cgraph.h (struct inline_summary): New filed self_wize,
12622 size_inlining_benefit, self_time and time_inlining_benefit.
12623 (struct cgraph_global_info): Replace insns by time ans size fields.
12624 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12625 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12626 (ipcp_update_callgraph): Do not touch function bodies.
12627 * ipa-inline.c: Include except.h
12628 (MAX_TIME): New constant.
12629 (overall_insns): Remove.
12630 (leaf_node_p): New.
12631 (overall_size, max_benefit): New static variables.
12632 (cgraph_estimate_time_after_inlining): New function.
12633 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12634 (cgraph_clone_inlined_nodes): Update size.
12635 (cgraph_mark_inline_edge): Update size.
12636 (cgraph_estimate_growth): Use size info.
12637 (cgraph_check_inline_limits): Check size.
12638 (cgraph_default_inline_p): Likewise.
12639 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12640 (cgraph_decide_recursive_inlining): Check size.
12641 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12643 (cgraph_decide_inlining): Likewise.
12644 (cgraph_decide_inlining_incrementally): Likewise; honor
12645 PARAM_EARLY_INLINING_INSNS.
12646 (likely_eliminated_by_inlining_p): New predicate.
12647 (estimate_function_body_sizes): New function.
12648 (compute_inline_parameters): Use it.
12649 * except.c (must_not_throw_labels): New function.
12650 * except.h (must_not_throw_labels): Declare.
12651 * tree-inline.c (init_inline_once): Kill inlining_weigths
12652 * tree-ssa-structalias.c: Avoid uninitialized warning.
12653 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12654 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12655 (PARAM_INLINE_CALL_COST): Remove.
12656 (PARAM_EARLY_INLINING_INSNS): New.
12658 2009-05-25 Richard Guenther <rguenther@suse.de>
12660 PR tree-optimization/36327
12661 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12662 callback for reference translation or lookup at the point of may-defs.
12663 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12664 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12665 for union COMPONENT_REFs.
12666 (vn_reference_lookup_3): New callback. Lookup from memset
12667 and CONSTRUCTOR assignment, translate through struct copies.
12668 (vn_reference_lookup_pieces): Make sure to not free the
12669 passed operands array. Adjust walk_non_aliased_vuses call.
12670 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12671 make sure we do not leak memory.
12673 2009-05-25 Richard Guenther <rguenther@suse.de>
12675 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12676 * tree-inline.c (expand_call_inline): Reset the escaped and
12677 callused solutions.
12678 * tree-ssa-structalias.c (pass_build_ealias): New.
12679 * tree-pass.h (pass_build_ealias): Declare.
12680 * passes.c (init_optimization_passes): Add PTA during
12681 early optimizations.
12682 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12683 and CALLUSED solutions.
12684 (dump_points_to_solution): New function, split out from ...
12685 (dump_points_to_info_for): ... here.
12686 * tree-parloops.c (parallelize_loops): Reset the escaped and
12687 callused solutions.
12689 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12692 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12693 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12695 2009-05-25 Ira Rosen <irar@il.ibm.com>
12697 PR tree-optimization/40238
12698 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12699 statements after basic block's labels.
12700 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12701 to free the allocated memory.
12703 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12705 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12706 return address with a USE.
12708 2009-05-24 Richard Guenther <rguenther@suse.de>
12710 PR middle-end/40233
12711 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12712 array type from the main variant of the inner type.
12714 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12716 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12717 definition to bool (from int) to un-break build.
12718 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12720 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12722 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12723 discard_stmt_changes): Delete.
12724 * tree-ssa-operands.c (scb_stack): Delete.
12725 (init_ssa_operands): Do not initialize it.
12726 (fini_ssa_operands): Do not free it.
12727 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12729 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12730 update_stmt, remove the others. Fix comments.
12731 * tree-dfa.c (optimize_stack_restore): Likewise.
12732 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12733 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12734 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12735 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12737 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12738 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12739 (dom_opt_finalize_block): Likewise, adjusting access to
12741 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12742 (stmts_to_rescan): Change item type to gimple.
12743 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12745 2009-05-24 Ira Rosen <irar@il.ibm.com>
12747 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12748 * tree-pass.h (pass_slp_vectorize): New pass.
12749 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12750 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12751 * tree-vectorizer.c (timevar.h): Include.
12752 (user_vect_verbosity_level): Declare.
12753 (vect_location): Fix comment.
12754 (vect_set_verbosity_level): Update user_vect_verbosity_level
12755 instead of vect_verbosity_level.
12756 (vect_set_dump_settings): Add an argument. Ignore user defined
12757 verbosity if dump flags require higher level of verbosity. Print to
12758 stderr only for loop vectorization.
12759 (vectorize_loops): Update call to vect_set_dump_settings.
12760 (execute_vect_slp): New function.
12761 (gate_vect_slp): Likewise.
12762 (struct gimple_opt_pass pass_slp_vectorize): New.
12763 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12764 access its members.
12765 (vec_info_for_bb): New function.
12766 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12767 (VECTORIZATION_ENABLED): New macro.
12768 (SLP_ENABLED, SLP_DISABLED): Likewise.
12769 (vect_is_simple_use): Add bb_vec_info argument.
12770 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12771 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12772 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12773 vect_schedule_slp, vect_analyze_slp): Likewise.
12774 (vect_analyze_stmt): Add slp_tree argument.
12775 (find_bb_location): Declare.
12776 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12777 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12778 (vect_analyze_loop_operations, vect_analyze_loop,
12779 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12780 vect_finalize_reduction, vectorizable_reduction,
12781 vectorizable_live_operation, vect_transform_loop): Likewise.
12782 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12783 skip evolution analysis if analyzing a basic block.
12784 (dr_analyze_indices): Likewise.
12785 (initialize_data_dependence_relation): Skip the test whether the
12786 object is invariant for basic blocks.
12787 (compute_all_dependences): Skip dependence analysis for data
12788 references in basic blocks.
12789 (find_data_references_in_stmt): Don't fail in case of invariant
12790 access in basic block.
12791 (find_data_references_in_bb): New function.
12792 (find_data_references_in_loop): Move code to
12793 find_data_references_in_bb and add a call to it.
12794 (compute_data_dependences_for_bb): New function.
12795 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12796 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12798 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12799 unknown dependence in basic block and fail in case of dependence in
12801 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12802 dependence instances from either loop or basic block vectorization
12804 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12805 before calling nested_in_vect_loop_p.
12806 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12807 dependence instances from either loop or basic block vectorization
12809 (vect_verify_datarefs_alignment): Likewise.
12810 (vect_enhance_data_refs_alignment): Adjust function calls.
12811 (vect_analyze_data_refs_alignment): Likewise.
12812 (vect_analyze_group_access): Fix printing. Skip different checks if
12813 DR_STEP is 0. Keep strided stores either in loop or basic block
12814 vectorization data structure. Fix indentation.
12815 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12817 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12818 dependence instances from either loop or basic block vectorization
12820 (vect_analyze_data_refs): Update comment. Call
12821 compute_data_dependences_for_bb to analyze basic blocks.
12822 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12823 case of loop vectorization. In case of basic block vectorization use
12824 data-ref itself as a base.
12825 (vect_create_data_ref_ptr): In case of basic block vectorization:
12826 don't advance the pointer, add new statements before the current
12827 statement. Adjust function calls.
12828 (vect_supportable_dr_alignment): Support only aligned accesses in
12829 basic block vectorization.
12830 * common.opt (ftree-slp-vectorize): New flag.
12831 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12832 (vect_pattern_recog_1): Likewise.
12833 * tree-vect-stmts.c (process_use): Likewise.
12834 (vect_init_vector): Add new statements in the beginning of the basic
12835 block in case of basic block SLP.
12836 (vect_get_vec_def_for_operand): Adjust function calls.
12837 (vect_finish_stmt_generation): Likewise.
12838 (vectorizable_call): Add assert that it is loop vectorization, adjust
12840 (vectorizable_conversion, vectorizable_assignment): Likewise.
12841 (vectorizable_operation): In case of basic block SLP, take
12842 vectorization factor from statement's type and skip the relevance
12843 check. Adjust function calls.
12844 (vectorizable_type_demotion): Add assert that it is loop
12845 vectorization, adjust function calls.
12846 (vectorizable_type_promotion): Likewise.
12847 (vectorizable_store): Check for outer loop only in case of loop
12848 vectorization. Adjust function calls. For basic blocks, skip the
12849 relevance check and don't advance pointers.
12850 (vectorizable_load): Likewise.
12851 (vectorizable_condition): Add assert that it is loop vectorization,
12852 adjust function calls.
12853 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12854 that it is not reduction, get vector type, call only supported
12855 functions, skip loop specific parts.
12856 (vect_transform_stmt): Check for outer loop only in case of loop
12858 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12859 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12860 for external definition.
12861 * passes.c (pass_slp_vectorize): New pass.
12862 * tree-vect-slp.c (find_bb_location): New function.
12863 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12864 check for patterns only in loops.
12865 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12866 case of multiple types in basic block SLP.
12867 (vect_mark_slp_stmts_relevant): New function.
12868 (vect_supported_load_permutation_p): Fix comment.
12869 (vect_analyze_slp_instance): Add argument. In case of basic block
12870 SLP, take vectorization factor from statement's type, check that
12871 unrolling factor is 1. Adjust function call. Save SLP instance in
12872 either loop or basic block vectorization structure. Return FALSE,
12874 (vect_analyze_slp): Add argument. Get strided stores groups from
12875 either loop or basic block vectorization structure. Return FALSE
12876 if basic block SLP failed.
12877 (new_bb_vec_info): New function.
12878 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
12879 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
12880 (vect_schedule_slp): Add argument. Get SLP instances from either
12881 loop or basic block vectorization structure. Set vectorization factor
12882 to be 1 for basic block SLP.
12883 (vect_slp_transform_bb): New function.
12884 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
12886 2009-05-23 Mark Mitchell <mark@codesourcery.com>
12888 * final.c (shorten_branches): Do not align labels for jump tables.
12889 (final_scan_insn): Use JUMP_TABLE_DATA_P.
12891 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
12893 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
12894 Remove outdated reference to flow.c and fix nits.
12895 * doc/gccint.texi: Tweak RTL description.
12896 * doc/rtl.texi: Likewise.
12898 2009-05-23 Denis Chertykov <chertykov@gmail.com>
12900 * config/avr/avr.c: Change my email address.
12901 * config/avr/avr.h: Likewise.
12902 * config/avr/avr.md: Likewise.
12903 * config/avr/avr-protos.h: Likewise.
12904 * config/avr/libgcc.S: Likewise.
12906 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
12908 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
12909 (spu_split_load, spu_split_store): Change return type to int.
12910 (spu_split_convert): Declare.
12911 * config/spu/predicates.md (spu_mem_operand): Remove.
12912 (spu_mov_operand): Update.
12913 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
12914 * config/spu/spu.c (regno_aligned_for_load): Remove.
12915 (reg_aligned_for_addr, spu_expand_load): Define.
12916 (spu_expand_extv): Reimplement and handle MEM.
12917 (spu_expand_insv): Handle MEM.
12918 (spu_sched_reorder): Handle insn's with length 0.
12919 (spu_legitimate_address_p): Reimplement.
12920 (store_with_one_insn_p): Return TRUE for any mode with size
12921 larger than 16 bytes.
12922 (address_needs_split): Define.
12923 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
12925 (spu_convert_move): Define.
12926 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
12927 (spu_split_store): Change all MEM's to TImode.
12928 (spu_init_expanders): Preallocate registers that correspond to
12929 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
12931 (spu_split_convert): Define.
12932 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
12933 (_move<mode>, _movdi, _movti): Update predicate and condition.
12934 (load, store): Change to define_split.
12935 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
12937 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
12938 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
12939 define_insn_and_split of lshr<mode>3.
12940 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
12941 (<v>ashr<mode>3_imm): Define.
12942 (extv, extzv, insv): Allow MEM operands.
12943 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
12944 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
12945 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
12946 (_spu_convert2): Change to define_insn_and_split and remove the
12947 corresponding define_peephole2.
12948 (stack_protect_set, stack_protect_test, stack_protect_test_si):
12949 Change predicates to memory_operand.
12951 2009-05-22 Mark Mitchell <mark@codesourcery.com>
12953 * config/arm/thumb2.md: Add 16-bit multiply instructions.
12955 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12957 PR tree-optimization/40219
12958 * tree.c (iterative_hash_expr): Make sure the builtin function is
12959 a normal builtin function and not a front end or back end builtin
12960 before indexing into the built_in_decls array.
12962 2009-05-22 Richard Guenther <rguenther@suse.de>
12964 PR middle-end/38964
12965 * alias.c (write_dependence_p): Do not use TBAA for answering
12966 anti-dependence or output-dependence.
12967 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
12968 (emit_pointer_definition): Remove.
12969 (emit_alias_warning): Likewise.
12970 (find_what_var_points_to): Remove TBAA pruning code.
12971 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
12973 (compute_points_to_sets): Remove code computing the set of
12974 dereferenced pointers.
12975 * tree-data-ref.c (dr_may_alias_p): Properly use the split
12976 oracle for querying anti and output dependencies.
12977 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
12978 if TBAA may be applied.
12979 (refs_anti_dependent_p): New function.
12980 (refs_output_dependent_p): Likewise.
12981 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
12982 (refs_output_dependent_p): Likewise.
12983 * doc/tree-ssa.texi (Memory model): New section.
12984 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
12985 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12986 * cfgexpand.c (expand_gimple_basic_block): Do not handle
12987 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
12988 * expr.c (expand_expr_real_1): Likewise.
12989 * gimple-low.c (lower_stmt): Likewise.
12990 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
12991 (dump_gimple_cdt): Remove.
12992 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
12993 (gimple_size): Likewise.
12994 (walk_gimple_op): Likewise.
12995 (is_gimple_stmt): Likewise.
12996 (walk_stmt_load_store_addr_ops): Likewise.
12997 (gimple_build_cdt): Remove.
12998 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
12999 * gimple.h (gimple_cdt_new_type): Remove.
13000 (gimple_cdt_new_type_ptr): Likewise.
13001 (gimple_cdt_set_new_type): Likewise.
13002 (gimple_cdt_location): Likewise.
13003 (gimple_cdt_location_ptr): Likewise.
13004 (gimple_cdt_set_location): Likewise.
13005 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13006 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13007 GIMPLE_CHANGE_DYNAMIC_TYPE.
13008 (verify_types_in_gimple_stmt): Likewise.
13009 * tree-inline.c (estimate_num_insns): Likewise.
13010 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13011 (copy_decl_to_var): Likewise.
13012 (copy_result_decl_to_var): Likewise.
13013 * tree-pretty-print.c (dump_generic_node): Do not handle
13014 CHANGE_DYNAMIC_TYPE_EXPR.
13015 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13016 * tree-ssa-operands.c (get_expr_operands): Likewise.
13017 * tree-ssa-structalias.c (struct variable_info): Remove
13018 no_tbaa_pruning member.
13019 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13020 (unify_nodes): Do not copy it.
13021 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13022 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13023 (set_uids_in_ptset): Do not check it.
13024 (find_what_var_points_to): Likewise.
13025 (compute_tbaa_pruning): Remove.
13026 (compute_points_to_sets): Do not call it.
13027 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13028 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13029 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13030 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13031 (DECL_NO_TBAA_P): Likewise.
13032 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13033 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13034 (expand_omp_atomic_pipeline): Do not set it.
13035 * print-tree.c (print_node): Do not dump it.
13036 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13039 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13042 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13045 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13047 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13050 2009-05-22 Ben Elliston <bje@au.ibm.com>
13052 * Makefile.in (bversion.h, s-bversion): New targets.
13053 (TOPLEV_H): Add bversion.h.
13054 * toplev.h: Include "bversion.h".
13055 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13056 the __format__ attribute only if compiling with the same version
13057 of GCC as the sources (the "build version").
13059 2009-05-22 Ben Elliston <bje@au.ibm.com>
13061 * c-format.c (handle_format_attribute): Fix comment typo.
13063 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13066 * config/ia64/ia64.opt (mfused-madd): New.
13067 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13068 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13069 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13070 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13071 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13072 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13073 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13074 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13075 instruction if !TARGET_FUSED_MADD.
13076 (fpma, fpms): Remove colon from name.
13078 2009-05-22 Richard Guenther <rguenther@suse.de>
13080 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13081 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13082 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13084 (create_expression_by_pieces): Only convert if necessary.
13085 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13086 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13088 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13090 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13091 regular pattern from a template and rename it ...
13092 (*extzv_truncsi_exts): ... to this.
13094 2009-05-21 Richard Guenther <rguenther@suse.de>
13096 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13097 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13098 (cgraph_default_inline_p): Likewise.
13099 (cgraph_decide_inlining_incrementally): Likewise.
13101 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13102 Uros Bizjak <ubizjak@gmail.com>
13104 * config/i386/cpuid.h (bit_MOVBE): New.
13106 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13108 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13109 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13110 (ix86_handle_option): Handle OPT_mmovbe.
13111 (ix86_target_string): Add -mmovbe.
13112 (pta_flags): Add PTA_MOVBE.
13113 (processor_alias_table): Add PTA_MOVBE to "atom".
13114 (override_options): Handle PTA_MOVBE.
13116 * config/i386/i386.h (TARGET_MOVBE): New.
13118 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13119 (*bswapsi_movbe): New.
13120 (*bswapdi_movbe): Likewise.
13121 (bswapdi2): Renamed to ...
13122 (*bswapdi_1): This.
13123 (bswapdi2): New expander.
13125 * config/i386/i386.opt (mmovbe): New.
13127 * doc/invoke.texi: Document -mmovbe.
13129 2009-05-21 Taras Glek <tglek@mozilla.com>
13131 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13132 * gcc-plugin.h (plugin_init): Updated signature.
13133 * gcc-plugin.h (plugin_name_args): Moved to this header.
13134 * doc/plugins.texi (plugin_init): Updated documention to reflect
13136 * doc/plugins.texi (plugin_name_args): Added to documention.
13138 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13140 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13141 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13143 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13145 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13146 JUMP_TABLE_DATA_P predicates where applicable.
13147 * config/i386/predicates.md: Ditto.
13148 * config/i386/sse.md: Ditto.
13150 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13152 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13153 operand2 -128 override length_immediate attribute to 1.
13154 * config/i386/predicates.md (constm128_operand): New predicate.
13156 * config/i386/i386.c (memory_address_length): Handle %r12
13157 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13159 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13160 mode look through optional ZERO_EXTEND and SUBREG.
13161 * config/i386/i386.md (R12_REG): New define_constant.
13162 (prefix_data16): For sse unit set also for MODE_TI insns.
13163 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13164 insns set if operand 1 is ext_QIreg_operand.
13165 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13166 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13168 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13169 mode from MODE_DI to MODE_SI.
13170 (movdi_1_rex64): Override modrm and length_immediate attributes
13171 only for movabs (TYPE_IMOV, alternative 2).
13172 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13173 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13174 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13175 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13176 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13177 prefix_rex attribute if DImode.
13178 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13179 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13180 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13181 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13182 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13183 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13184 Likewise. For TYPE_IMOV clear length_immediate attribute.
13185 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13186 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13187 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13188 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13189 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13190 or one operand TYPE_ISHIFT.
13191 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13192 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13193 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13194 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13195 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13196 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13197 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13198 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13199 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13200 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13201 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13202 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13203 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13204 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13205 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13206 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13207 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13208 set mode attribute, don't override length attribute.
13209 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13211 (return_internal_long): Set length attribute to 2 instead of 1.
13212 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13213 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13214 prefix_rex attribute.
13215 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13217 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13219 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13221 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13223 2009-05-20 Ian Lance Taylor <iant@google.com>
13225 * tree.c (build_tree_list_vec_stat): New function.
13226 (ctor_to_vec): New function.
13227 (build_nt_call_vec): New function.
13228 (build_call_array): Change args to be a const pointer.
13229 (build_call_vec): New function.
13230 * tree.h (build_nt_call_vec): Declare.
13231 (build_tree_list_vec_stat): Declare.
13232 (build_tree_list_vec): Define.
13233 (build_call_array): Update declaration.
13234 (build_call_vec): Declare.
13235 (ctor_to_vec): Declare.
13236 * c-common.c (tree_vector_cache): New static variable.
13237 (make_tree_vector): New function.
13238 (release_tree_vector): New function.
13239 (make_tree_vector_single): New function.
13240 (make_tree_vector_copy): New function.
13241 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13242 (make_tree_vector_single, make_tree_vector_copy): Declare.
13243 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13244 (c_parser_expr_list): Don't manage cache here, instead call
13246 (c_parser_release_expr_list): Remove static function.
13247 (c_parser_vec_to_tree_list): Remove static function.
13248 (c_parser_attributes): Call build_tree_list_vec instead of
13249 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13250 c_parser_release_expr_list.
13251 (c_parser_postfix_expression_after_primary): Likewise.
13252 (c_parser_objc_keywordexpr): Likewise.
13254 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13256 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13257 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13258 TARGET_CONVERT_TO_TYPE.
13259 * hooks.c (hook_tree_const_tree_null): Define.
13260 * hooks.h (hook_tree_const_tree_null): Declare.
13261 * target.h (struct gcc_target): Add invalid_parameter_type,
13262 invalid_return_type, promoted_type, and convert_to_type fields.
13263 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13264 (TARGET_INVALID_RETURN_TYPE): Define.
13265 (TARGET_PROMOTED_TYPE): Define.
13266 (TARGET_CONVERT_TO_TYPE): Define.
13267 (TARGET_INITIALIZER): Update for new fields.
13268 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13269 (grokparms): Check targetm.invalid_parameter_type.
13270 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13271 * c-convert.c (convert): Check targetm.convert_to_type.
13273 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13275 * config/mips/mips.md (*extenddi_truncate<mode>,
13276 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13278 (*extendhi_truncateqi): New define_insn_and_sptit.
13280 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13282 PR middle-end/40204
13283 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13284 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13286 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13288 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13289 the operand of VIEW_CONVERT_EXPR.
13291 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13293 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13294 extended family and model for Intel processors. Support Intel Atom.
13296 2009-05-20 Olivier Hainque <hainque@adacore.com>
13298 * gstab.h (stab_code_type): Define, to be used instead of the
13299 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13301 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13302 occurrences by stab_code_type.
13303 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13305 2009-05-20 Martin Jambor <mjambor@suse.cz>
13307 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13308 (sra_insert_before): Likewise.
13309 (sra_insert_after): Likewise.
13310 (sra_init_cache): Likewise.
13311 (sra_type_can_be_decomposed_p): Likewise.
13312 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13313 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13314 (sra_insert_before): Likewise.
13315 (sra_insert_after): Likewise.
13316 (sra_init_cache): Likewise.
13317 (insert_edge_copies_seq): Made static and moved upwards.
13319 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13322 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13324 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13325 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13328 2009-05-20 Richard Guenther <rguenther@suse.de>
13330 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13331 with mismatched comparison modes.
13333 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13335 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13336 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13337 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13338 with shifts for Thumb2.
13339 (orsi_notsi): New for orn.
13340 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13341 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13342 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13343 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13344 Don't invert remainder for IOR.
13346 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13348 PR tree-optimization/40087
13349 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13350 number_of_iterations_ne): Rename never_infinite argument.
13351 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13352 number_of_iterations_le): Handle pointer-type ivs when
13353 exit_must_be_taken is false.
13354 (number_of_iterations_cond): Do not always assume that
13355 exit_must_be_taken if the control variable is a pointer.
13357 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13359 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13360 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13362 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13364 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13365 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13367 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13370 * c.opt (Wlogical-op): Disabled by default.
13371 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13373 * doc/invoke.texi (Wlogical-op): Likewise.
13375 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13377 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13379 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13380 Propagate the type of the first operand.
13381 <ASSERT_EXPR>: Simplify.
13382 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13383 Rewrite using the RHS code as discriminant.
13384 <NOP_EXPR>: Turn into CASE_CONVERT.
13385 <PLUS_EXPR>: Propagate the type of the first operand.
13387 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13389 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13390 (ia64_dconst_0_375): New.
13391 * config/ia64/ia64.c (ia64_override_options): Remove
13392 -minline-sqrt-min-latency warning.
13393 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13394 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13395 * config/ia64/ia64.md (*sqrt_approx): Remove.
13396 (sqrtsf2): Remove #if 0.
13397 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13398 (sqrtdf): Remove assert.
13399 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13400 (sqrtxf2): Remove #if 0.
13401 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13402 * div.md (sqrt_approx_rf): New.
13403 (sqrtsf2_internal_thr): New implementation.
13404 (sqrtsf2_internal_lat): New.
13405 (sqrtdf2_internal_thr: New implementation.
13406 (sqrtxf2_internal): New implementation.
13408 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13409 Hans-Peter Nilsson <hp@axis.com>
13411 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13412 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13413 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13414 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13415 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13416 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13417 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13418 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13419 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13420 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13421 * c-common.c: ...from here.
13423 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13425 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13427 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13429 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13431 2009-05-19 Ben Elliston <bje@au.ibm.com>
13433 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13434 assignments with memcpy calls.
13435 (add_fdes): Likewise.
13436 (binary_search_unencoded_fdes): Likewise.
13437 (linear_search_fdes): Eliminate type puns.
13439 2009-05-19 Richard Guenther <rguenther@suse.de>
13441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13442 not falsely claim to have propagated into all uses.
13444 2009-05-19 Ben Elliston <bje@au.ibm.com>
13446 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13449 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13451 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13452 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13453 (TARGET_LEGITIMATE_ADDRESS_P): New.
13454 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13455 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13457 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13460 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13461 child of the containing namespace's DIE.
13463 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13465 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13466 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13467 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13470 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13473 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13474 gen_align with gen_pad.
13475 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13476 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13478 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13479 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13481 * config/i386/i386.md (align): Renamed to ...
13482 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13483 ASM_OUTPUT_MAX_SKIP_PAD.
13485 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13487 * config.gcc: Fix variable syntax.
13490 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13491 before calling exact_log2.
13492 (output_iorsi3): Likewise.
13493 (output_xorsi3): Likewise.
13495 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13497 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13498 for the none zero constant operand except for EQ and NE
13499 comprisons even when the first operand is R0.
13501 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13503 * config/s390/2064.md: Remove trailing whitespaces.
13504 * config/s390/2084.md: Likewise.
13505 * config/s390/constraints.md: Likewise.
13506 * config/s390/fixdfdi.h: Likewise.
13507 * config/s390/libgcc-glibc.ver: Likewise.
13508 * config/s390/s390-modes.def: Likewise.
13509 * config/s390/s390-protos.h: Likewise.
13510 * config/s390/s390.c: Likewise.
13511 * config/s390/s390.h: Likewise.
13512 * config/s390/s390.md: Likewise.
13513 * config/s390/tpf-unwind.h: Likewise.
13515 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13517 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13519 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13522 * configure.ac (m68k-*-*): Check if binutils support TLS.
13523 * configure: Regenerate.
13524 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13525 * config/m68k/constraints.md (Cu): New constraint.
13526 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13527 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13528 (movsi): Handle TLS symbols.
13529 (addsi3_5200): Handle XTLS symbols, indent.
13530 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13531 (m68k_tls_reference_p): Declare.
13532 (m68k_legitimize_address): Declare.
13533 (m68k_unwrap_symbol): Declare.
13534 * config/m68k/m68k.opt (mxtls): New option.
13535 * config/m68k/m68k.c (ggc.h): Include.
13536 (m68k_output_dwarf_dtprel): Implement hook.
13537 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13538 (m68k_expand_prologue): Load GOT pointer when function needs it.
13539 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13540 (m68k_legitimate_constant_address_p): Same.
13541 (m68k_decompose_address): Handle TLS references.
13542 (m68k_get_gp): New static function.
13543 (enum m68k_reloc): New contants.
13544 (TLS_RELOC_P): New macro.
13545 (m68k_wrap_symbol): New static function.
13546 (m68k_unwrap_symbol): New function.
13547 (m68k_final_prescan_insn_1): New static function.
13548 (m68k_final_prescan_insn): New function.
13549 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13551 (legitimize_pic_address): Handle TLS references..
13552 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13553 (m68k_libcall_value_in_a0_p)
13554 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13555 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13556 (m68k_legitimize_tls_address): Handle TLS references.
13557 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13559 (m68k_legitimize_address): Handle TLS symbols.
13560 (m68k_get_reloc_decoration): New static function.
13561 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13563 (m68k_output_dwarf_dtprel): Implement hook.
13564 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13565 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13566 m68k_call_* routines.
13567 (sched_attr_op_type): Handle TLS symbols.
13568 (gt-m68k.h): Include.
13569 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13570 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13572 2009-05-18 Martin Jambor <mjambor@suse.cz>
13574 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13575 (visit_store_addr_for_mod_analysis): New function.
13576 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13577 (determine_cst_member_ptr): Use gimple_assign_single_p.
13578 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13579 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13580 operands. Don't check number of operands of a NOP_EXPR.
13582 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13584 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13586 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13589 * c-common.c (warn_logical_operator): Don't warn if one of
13590 expression isn't always true or false.
13592 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13594 * config/i386/biarch32.h: New file.
13595 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13597 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13599 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13600 *zero_extend<mode>_truncqi): Merge these into ...
13601 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13602 Name the pattern following this as *zero_extendhi_truncqi.
13604 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13606 PR middle-end/39301
13607 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13608 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13609 (output_info): Make field HOST_WIDEST_INT.
13610 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13611 (dump_bitmat_statistics): Same.
13613 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13615 * config.gcc (use_gcc_stdint): Set to wrap.
13616 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13617 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13618 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13619 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13620 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13621 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13622 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13623 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13625 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13627 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13629 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13630 Move definitions earlier.
13631 (OPT_ARCH64, OPT_ARCH32): Define.
13632 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13635 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13638 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13641 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13643 * arm.md (movdi2): Copy non-reg values to DImode registers.
13645 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13648 * final.c (label_to_max_skip): New function.
13649 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13650 CODE_LABEL_NUMBER <= max_labelno.
13651 * output.h (label_to_max_skip): New prototype.
13652 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13653 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13654 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13655 Handle CODE_LABELs with >= 16 byte alignment or with
13656 max_skip == (1 << align) - 1.
13657 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13658 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13661 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13662 .p2align 3 if MAX_SKIP is smaller than 7.
13663 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13665 2009-05-15 Ian Lance Taylor <iant@google.com>
13667 * alias.c (struct alias_set_entry_d): Rename from struct
13668 alias_set_entry. Change all uses.
13669 * except.c (struct call_site_record_d): Rename from struct
13670 call_site_record. Change all uses.
13671 * except.h (struct eh_region_d): Rename from struct eh_region.
13673 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13675 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13676 ivtype_map_elt. Change all uses.
13677 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13679 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13680 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13682 (struct sese_d): Rename from struct sese. Change all uses.
13683 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13684 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13685 * optabs.h (struct optab_d): Rename from struct optab. Change all
13687 (struct convert_optab_d): Rename from struct convert_optab.
13689 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13690 ipa_opt_pass. Change all uses.
13691 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13694 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13695 defined as a typedef.
13696 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13699 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13702 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13704 (merge_ranges): Returns bool.
13705 * tree.h (make_range): .. to here.
13706 (build_range_check): Likewise.
13707 (merge_ranges): Likewise. Renamed from merge_ranges.
13708 * c-typeck.c (parser_build_binary_op): Update calls to
13709 warn_logical_operator.
13710 * c-common.c (warn_logical_operator): Add new warning.
13711 * c-common.h (warn_logical_operator): Update declaration.
13713 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13715 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13717 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13719 * doc/install.texi: Document MPC requirements, flags etc.
13721 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13722 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13723 Evaluate constant arguments.
13724 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13725 (fold_builtin_1): Likewise, also evaluate constant arguments.
13726 Remove superfluous break.
13727 (do_mpc_ckconv): New.
13728 * real.h: Include mpc.h.
13729 * toplev.c (print_version): Output MPC version info if available.
13731 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13733 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13735 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13737 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13740 2009-05-15 Jan Hubicka <jh@suse.cz>
13742 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13743 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13744 (try_inline): Fix return value.
13745 (cgraph_decide_inlining_incrementally): Honor new value.
13746 (cgraph_early_inlining): Handle indirect inlining.
13747 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13749 2009-05-15 Jan Hubicka <jh@suse.cz>
13751 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13752 * cgraphunit.c (cgraph_finalize_function): Set it.
13753 (cgraph_expand_function): Use it.
13755 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13757 * real.c (encode_ieee_half): Define.
13758 (decode_ieee_half): Define.
13759 (ieee_half_format): Define.
13760 (arm_half_format): Define.
13761 * real.h (ieee_half_format): Declare.
13762 (arm_half_format): Declare.
13764 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13766 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13767 swapped, and reversed optabs exist before trying to use them.
13769 2009-05-15 Paul Brook <paul@codesourcery.com>
13770 Sandra Loosemore <sandra@codesourcery.com>
13772 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13773 loads. Allow PRE_DEC.
13774 (output_move_neon): Handle PRE_DEC.
13775 (arm_print_operand): Add 'A' for neon structure loads.
13776 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13777 * config/arm/neon.md (neon_mov): Update comment.
13778 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13780 (Um): New constraint.
13782 2009-05-15 Jan Hubicka <jh@suse.cz>
13784 Revert the following patch until testsuite fallout is fixed:
13785 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13786 * cgraph.h (struct inline_summary): New filed self_wize,
13787 size_inlining_benefit, self_time and time_inlining_benefit.
13788 (struct cgraph_global_info): Replace insns by time ans size fields.
13789 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13790 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13791 (ipcp_update_callgraph): Do not touch function bodies.
13792 * ipa-inline.c: Include except.h
13793 (MAX_TIME): New constant.
13794 (overall_insns): Remove
13795 (overall_size, max_benefit): New static variables.
13796 (cgraph_estimate_time_after_inlining): New function.
13797 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13798 (cgraph_clone_inlined_nodes): Update size.
13799 (cgraph_mark_inline_edge): Update size.
13800 (cgraph_estimate_growth): Use size info.
13801 (cgraph_check_inline_limits): Check size.
13802 (cgraph_default_inline_p): Likewise.
13803 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13804 (cgraph_decide_recursive_inlining): Check size.
13805 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13807 (cgraph_decide_inlining): Likewise.
13808 (cgraph_decide_inlining_incrementally): Likewise; honor
13809 PARAM_EARLY_INLINING_INSNS.
13810 (likely_eliminated_by_inlining_p): New predicate.
13811 (estimate_function_body_sizes): New function.
13812 (compute_inline_parameters): Use it.
13813 * except.c (must_not_throw_labels): New function.
13814 * except.h (must_not_throw_labels): Declare.
13815 * tree-inline.c (init_inline_once): Kill inlining_weigths
13816 * tree-ssa-structalias.c: Avoid uninitialized warning.
13817 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13818 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13819 (PARAM_INLINE_CALL_COST): Remove.
13820 (PARAM_EARLY_INLINING_INSNS): New.
13822 2009-05-15 Richard Guenther <rguenther@suse.de>
13824 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13825 not TODO_update_ssa.
13827 2009-05-15 Richard Guenther <rguenther@suse.de>
13829 PR tree-optimization/39999
13830 * gimple.h (gimple_expr_type): Use the expression type looking
13831 through useless conversions.
13832 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13833 (vn_nary_op_insert_stmt): Likewise.
13834 (simplify_binary_expression): Likewise.
13836 2009-05-15 Richard Guenther <rguenther@suse.de>
13838 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13839 New options, enabled by default.
13840 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13842 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13843 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13844 * tree-ssa-structalias.c (gate_tree_pta): New function.
13845 (pass_build_alias): Use it.
13847 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13849 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13850 recurse on an invariant address if a conversion from a pointer
13851 type to a wider integer type is involved.
13853 2009-05-15 Jan Hubicka <jh@suse.cz>
13855 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13856 * cgraph.h (struct inline_summary): New filed self_wize,
13857 size_inlining_benefit, self_time and time_inlining_benefit.
13858 (struct cgraph_global_info): Replace insns by time ans size fields.
13859 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13860 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13861 (ipcp_update_callgraph): Do not touch function bodies.
13862 * ipa-inline.c: Include except.h
13863 (MAX_TIME): New constant.
13864 (overall_insns): Remove
13865 (overall_size, max_benefit): New static variables.
13866 (cgraph_estimate_time_after_inlining): New function.
13867 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13868 (cgraph_clone_inlined_nodes): Update size.
13869 (cgraph_mark_inline_edge): Update size.
13870 (cgraph_estimate_growth): Use size info.
13871 (cgraph_check_inline_limits): Check size.
13872 (cgraph_default_inline_p): Likewise.
13873 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13874 (cgraph_decide_recursive_inlining): Check size.
13875 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13877 (cgraph_decide_inlining): Likewise.
13878 (cgraph_decide_inlining_incrementally): Likewise; honor
13879 PARAM_EARLY_INLINING_INSNS.
13880 (likely_eliminated_by_inlining_p): New predicate.
13881 (estimate_function_body_sizes): New function.
13882 (compute_inline_parameters): Use it.
13883 * except.c (must_not_throw_labels): New function.
13884 * except.h (must_not_throw_labels): Declare.
13885 * tree-inline.c (init_inline_once): Kill inlining_weigths
13886 * tree-ssa-structalias.c: Avoid uninitialized warning.
13887 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13888 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13889 (PARAM_INLINE_CALL_COST): Remove.
13890 (PARAM_EARLY_INLINING_INSNS): New.
13891 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
13892 (inline-call-cost): Remove.
13893 (early-inlining-insns): New.
13895 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
13897 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
13899 (print_int_cst_bounds_in_octal_p): Likewise.
13900 (dbxout_type): Adjust calls to above functions. Be prepared to deal
13902 * dwarf2out.c (base_type_die): Likewise.
13903 (is_subrange_type): Delete.
13904 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
13905 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
13906 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
13907 if the destination type is boolean.
13908 (build_range_check): Do not special-case subtypes.
13909 (fold_sign_changed_comparison): Likewise.
13910 (fold_unary): Likewise.
13911 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
13912 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
13913 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
13914 * tree.c (subrange_type_for_debug_p): New predicate based on the
13915 former is_subrange_type.
13916 * tree.h (subrange_type_for_debug_p): Declare.
13917 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
13918 (convert_affine_scev): Remove call to above function.
13919 (chrec_convert_aggressive): Likewise.
13920 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
13921 false for conversions involving subtypes.
13922 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
13923 (vrp_val_min): Likewise.
13924 (needs_overflow_infinity): Likewise.
13925 (extract_range_from_unary_expr): Likewise.
13927 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
13929 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13930 * config/frv/frv.c: Likewise.
13931 * config/s390/s390.c: Likewise.
13932 * config/sparc/sparc.h: Likewise.
13933 * config/i386/i386.h: Likewise.
13934 * config/i386/i386.c: Likewise.
13935 * config/crx/crx.c: Likewise.
13936 * config/m68hc11/m68hc11.h: Likewise.
13937 * config/iq2000/iq2000.c: Likewise.
13938 * config/mn10300/mn10300.h: Likewise.
13939 * config/mn10300/mn10300.c: Likewise.
13940 * config/m68k/m68k.c: Likewise.
13941 * config/rs6000/rs6000.c: Likewise.
13942 * config/rs6000/xcoff.h: Likewise.
13943 * config/rs6000/linux64.h: Likewise.
13944 * config/rs6000/sysv4.h: Likewise.
13945 * config/score/score3.c: Likewise.
13946 * config/score/score7.c: Likewise.
13947 * config/score/score.c: Likewise.
13948 * config/arm/arm.md: Likewise.
13949 * config/mips/mips.c: Likewise.
13950 * config/mips/mips.md: Likewise.
13951 * config/bfin/bfin.h: Likewise.
13952 * config/pa/pa.c: Likewise.
13953 * config/pa/constraints.md: Likewise.
13955 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
13956 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
13957 * config/pdp11/pdp11.h: Use memory_address_p instead.
13959 2009-05-14 Ian Lance Taylor <iant@google.com>
13961 * passes.c (finish_optimization_passes): Change i to int.
13962 * plugin.c (plugins_active_p): Change event to int.
13963 (dump_active_plugins): Likewise.
13964 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
13966 * tree.c (tree_range_check_failed): Change c to unsigned int.
13967 (omp_clause_range_check_failed): Likewise.
13968 (build_common_builtin_nodes): Change mode to int. Add cast.
13969 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
13970 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
13972 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
13973 ++ or -- with a variable of enum type.
13975 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13978 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
13980 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13982 * store-motion.c: Do not include params.h
13983 * Makefile.in: Fix dependencies for various files.
13985 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
13987 * auto-inc-dec.c: Fix pass description, remove apparent
13988 accidental duplication.
13990 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
13992 PR middle-end/40147
13993 * ipa-utils.h (memory_identifier_string): Moved to ...
13994 * tree.h (memory_identifier_string): Here. Add GTY(()).
13996 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
13998 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
13999 in the former documentation of...
14000 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14001 * ira-conflicts.c (get_dup_num): Use address_operand.
14002 * targhooks.c (default_legitimate_address_p): New.
14003 * targhooks.h (default_legitimate_address_p): New.
14004 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14006 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14007 * target.h (struct target): Add legitimate_address_p.
14008 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14009 (TARGET_INITIALIZER): Include it.
14011 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14012 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14013 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14014 (TARGET_LEGITIMATE_ADDRESS_P): New.
14016 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14017 (REG_OK_STRICT_P): Delete.
14018 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14019 (frv_legitimate_address_p_1): ... this.
14020 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14021 (frv_legitimate_address_p_1): ... the renamed old
14022 frv_legitimate_address_p.
14023 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14024 (TARGET_LEGITIMATE_ADDRESS_P): New.
14026 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14027 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14028 * config/s390/s390.c (legitimate_address_p): Rename to...
14029 (s390_legitimate_address_p): ... this, make static.
14030 (legitimize_address): Adjust call.
14031 (TARGET_LEGITIMATE_ADDRESS_P): New.
14032 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14034 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14035 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14036 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14037 (TARGET_LEGITIMATE_ADDRESS_P): New.
14039 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14040 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14041 * config/spu/spu.c (spu_legitimate_address): Rename to...
14042 (spu_legitimate_address_p): ... this, make static.
14043 (TARGET_LEGITIMATE_ADDRESS_P): New.
14045 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14046 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14047 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14048 (sparc_legitimate_address_p): ... this, make static and return bool.
14049 (legitimize_address): Adjust call.
14050 (TARGET_LEGITIMATE_ADDRESS_P): New.
14052 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14053 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14054 * config/i386/i386.c (legitimate_address_p): Rename to...
14055 (ix86_legitimate_address_p): ... this, make static.
14056 (constant_address_p): Move after it, adjust call.
14057 (TARGET_LEGITIMATE_ADDRESS_P): New.
14059 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14060 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14061 * config/avr/avr.c (legitimate_address_p): Rename to...
14062 (avr_legitimate_address_p): ... this, make static.
14063 (legitimize_address): Adjust call.
14064 (TARGET_LEGITIMATE_ADDRESS_P): New.
14066 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14067 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14068 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14069 (TARGET_LEGITIMATE_ADDRESS_P): New.
14071 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14072 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14073 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14074 (TARGET_LEGITIMATE_ADDRESS_P): New.
14076 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14077 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14079 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14081 (TARGET_LEGITIMATE_ADDRESS_P): New.
14083 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14084 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14086 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14088 (m68hc11_legitimate_address_p): ... this, make static.
14089 (go_if_legitimate_address_internal): Rename to...
14090 (m68hc11_legitimate_address_p_1): ... this.
14091 (legitimize_address): Adjust call.
14092 (TARGET_LEGITIMATE_ADDRESS_P): New.
14094 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14095 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14096 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14097 (TARGET_LEGITIMATE_ADDRESS_P): New.
14099 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14100 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14101 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14102 (mn10300_legitimate_address_p): ... this, make static.
14103 (TARGET_LEGITIMATE_ADDRESS_P): New.
14105 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14106 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14107 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14108 (TARGET_LEGITIMATE_ADDRESS_P): New.
14110 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14111 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14112 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14113 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14114 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14115 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14116 (rs6000_legitimate_address_p): ... this, make static.
14117 (TARGET_LEGITIMATE_ADDRESS_P): New.
14118 (REG_MODE_OK_FOR_BASE_P): Delete.
14119 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14121 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14122 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14124 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14125 static, adjust types.
14126 (TARGET_LEGITIMATE_ADDRESS_P): New.
14128 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14129 * config/score/score.c (score_address_p): Rename to...
14130 (score_legitimate_address_p): ... this.
14131 (TARGET_LEGITIMATE_ADDRESS_P): New.
14132 * config/score/score3.c (score3_address_p): Rename to...
14133 (score3_legitimate_address_p): ... this.
14134 * config/score/score7.c (score7_address_p): Rename to...
14135 (score7_legitimate_address_p): ... this.
14137 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14138 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14139 GO_IF_LEGITIMATE_ADDRESS): Delete.
14140 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14141 thumb2_legitimate_address_p): Delete.
14142 (arm_legitimate_address_p): Rename to...
14143 (arm_legitimate_address_outer_p): ... this.
14144 * config/arm/constraints.md ("Uq"): Adjust call.
14145 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14146 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14148 (arm_legitimate_address_outer_p): ... this.
14149 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14151 (TARGET_LEGITIMATE_ADDRESS_P): New.
14153 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14154 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14155 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14156 (TARGET_LEGITIMATE_ADDRESS_P): New.
14158 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14159 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14160 * config/vax/vax.c (legitimate_address_p): Rename to...
14161 (vax_legitimate_address_p): ... this, make static.
14162 (TARGET_LEGITIMATE_ADDRESS_P): New.
14164 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14165 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14166 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14167 (TARGET_LEGITIMATE_ADDRESS_P): New.
14169 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14170 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14171 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14172 (mmix_legitimate_address_p): ... this, make static.
14173 (TARGET_LEGITIMATE_ADDRESS_P): New.
14175 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14176 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14177 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14178 (TARGET_LEGITIMATE_ADDRESS_P): New.
14180 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14182 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14183 of MODE_COMPLEX_INT.
14185 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14187 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14188 LCT_NORMAL in function call.
14189 * mips-tdump.c (print_file_desc): Add cast to enum type.
14190 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14191 (mark_stabs): Add casts to enum types.
14192 (parse_stabs_common): Add casts to enum types.
14194 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14196 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14197 Check for invalid values of LETTER.
14199 2009-05-13 Taras Glek <tglek@mozilla.com>
14201 * attribs.c (register_attribute): moved out attribute registration
14202 into register_attribute.
14203 * doc/plugins.texi: Documented register_attribute and
14205 * gcc-plugin.h: Added forward decl for register_attribute.
14206 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14207 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14208 PLUGIN_ATTRIBUTES boilerplate.
14210 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14212 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14213 values even in sentinel and empty entries.
14214 (ms_printf_flag_specs): Likewise.
14215 (ms_scanf_flag_specs): Likewise.
14216 (ms_strftime_flag_specs): Likewise.
14217 (ms_print_char_table): Likewise.
14218 (ms_scan_char_table): Likewise.
14219 (ms_time_char_table): Likewise.
14221 2009-05-13 Doug Kwan <dougkwan@google.com>
14223 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14225 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14227 * config/mips/mips.md (store): Add attributes for QI and HI.
14229 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14230 (truncdi<mode>2): ... this new pattern.
14232 2009-05-13 Brad Hards <bradh@kde.org>
14234 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14236 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14237 Ben Elliston <bje@au.ibm.com>
14239 PR middle-end/40035
14240 * dse.c (check_mem_read_rtx): Guard against width == -1.
14242 2009-05-13 Michael Matz <matz@suse.de>
14244 PR middle-end/39976
14245 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14246 (trivially_conflicts_p): New function.
14247 (insert_backedge_copies): Use it.
14249 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14251 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14252 (handle_stdc_pragma): Use new enum constant names.
14253 (handle_pragma_float_const_decimal64): Ditto.
14255 2009-05-13 Ian Lance Taylor <iant@google.com>
14257 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14260 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14262 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14263 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14265 * config/m68k/m68k.h (FL_UCLINUX): Define.
14267 2009-05-13 Jan Hubicka <jh@suse.cz>
14269 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14271 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14273 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14274 unless -fschedule-insns is specified.
14276 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14279 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14280 TARGET_EXPAND_CBRANCHDI4.
14281 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14282 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14283 (cmpeqdi): Fix comment.
14285 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14287 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14288 (sh_legitimate_address_p): Likewise.
14289 * config/sh/sh.c (sh_legitimate_index_p): New.
14290 (sh_legitimate_address_p): Likewise.
14291 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14292 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14293 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14294 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14295 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14296 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14297 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14298 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14299 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14301 2009-05-12 Jan Hubicka <jh@suse.cz>
14303 * tree-inline.c (estimate_operator_cost): Add operands;
14304 when division happens by constant, it is cheap.
14305 (estimate_num_insns): Loads and stores are not having cost of 0;
14306 EH magic stuff is cheap; when computing runtime cost of switch,
14307 use log2 base of amount of its cases; builtin_expect has cost of 0;
14308 compute cost for moving return value of call.
14309 (init_inline_once): Initialize time_based flags.
14310 * tree-inline.h (eni_weights_d): Add time_based flag.
14312 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14314 * df-core.c: Update head documentation.
14316 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14319 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14320 shadowing exisiting variable op1.
14322 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14325 * config/i386/driver-i386.c (processor_signatures): New enum.
14326 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14327 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14328 processor signature to detect geode processor.
14330 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14334 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14336 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14337 causes spurious differences between trunk and cond-optab branch.
14339 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14341 * dojump.c (compare_from_rtx): Delete.
14342 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14343 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14344 if the comparison does not satisfy the predicate; test predicates for
14345 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14346 further if one existing pattern fails.
14347 * expr.h (compare_from_rtx): Delete.
14348 (prepare_operand): Declare it.
14349 * optabs.c: Change "lib call" to "libcall" throughout.
14350 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14351 HAVE_conditional_trap, emit_cmp_insn): Delete.
14352 (can_compare_p): Delete cmp_optab case.
14353 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14354 Accept other parameters by value.
14355 (prepare_operand): Make non-static.
14356 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14357 other parameters by value. Try to widen operands here based on
14358 an optab_methods argument and looking at cbranch_optab.
14359 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14360 loop. Use cbranch_optab directly.
14361 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14362 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14364 (emit_conditional_move, emit_conditional_add): Inline what's needed
14365 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14366 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14367 with COMPARE. Move cmov_optab and cstore_optab above
14368 with cbranch_optab, move cmp_optab down with ucmp_optab,
14369 remove tst_otpab. Do not initialize trap_rtx.
14370 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14371 for trap code. Do not check HAVE_conditional_trap. Use
14372 prepare_cmp_insn. Accept no predicate for operand 3.
14373 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14374 (OTI_ctrap, ctrap_optab): New.
14375 (tst_optab): Delete.
14376 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14377 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14378 with lookup of ctrap_optab.
14379 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14381 (ctrap_optab): New.
14383 * combine.c (combine_simplify_rtx, simplify_set): Do not
14384 special case comparing against zero for cc0 machines.
14385 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14386 COMPARE on cc0 machines.
14387 (simplify_relational_operation): Return a new expression when
14388 a COMPARE could be removed.
14389 * final.c (final_scan_insn): Compare cc_status values
14390 against LHS of a (compare FOO (const_int 0)) cc0 source.
14391 Also check if cc_status.value is the full compare.
14393 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14394 (cstoreMM4): Document.
14395 (conditional_trap): Document ctrapMM4 instead.
14396 (sync_compare_and_swapMM): Refer to cbranchcc4.
14397 (Dependent Patterns): Eliminate obsolete information referring to
14398 the old jump optimization phase.
14399 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14400 of compares with 0 on cc0 machines.
14401 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14402 avoiding references to cc0. Remove text about storing operands
14404 * doc/tm.texi (Condition Codes): Include blurb on different
14405 condition code representations, separate into subsections for
14406 CC0, MODE_CC and conditional execution.
14408 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14409 alpha_emit_setcc): Accept operands and a machine mode.
14410 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14411 Get code/op0/op1 from operands, use machine mode argument
14412 instead of alpha_compare.fp_p. Emit the branch here.
14413 (alpha_emit_setcc): Likewise, and return boolean.
14414 (alpha_emit_conditional_move): Likewise. Assert that
14415 cmp_op_mode == cmp_mode, and simplify accordingly.
14416 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14417 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14418 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14420 (stack probe test): Use cbranchdi4.
14421 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14423 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14424 * config/arc/arc.h (movsicc, movsfcc): Use it.
14425 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14426 (cbranchsi4, cstoresi4): New.
14427 (cmpsi, bCC and sCC expanders): Remove.
14429 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14430 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14431 * config/arm/predicates.md (arm_comparison_operator): Only include
14432 floating-point operators if there is a hardware floating-point unit.
14433 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14434 deferring to cbranch_cc and cstore_cc respectively.
14435 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14436 cbranch_cc, cstore_cc): New.
14437 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14439 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14441 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14442 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14444 (adjust_insn_length): Adjust calls.
14445 (avr_reorg): Handle (compare (foo) (const_int 0)).
14446 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14447 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14448 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14449 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14451 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14452 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14454 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14455 (cbranchsi4, cstorebi4, cstoresi4): New.
14456 (movbisi): This insn is duplicate, split it to zero_extend.
14457 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14458 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14459 (bfin_optimize_loop): Use cbranch expander.
14460 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14461 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14462 (bfin_bimode_comparison_operator): ... this.
14463 (bfin_direct_comparison_operator): New.
14465 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14466 inside (compare FOO (const_int 0)).
14467 (cris_rtx_costs): Handle ZERO_EXTRACT.
14468 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14469 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14470 (*tstdi_v32): Delete.
14471 (*cmpdi_non_v32): Add M alternative for operand 1.
14472 (cmpsi, cmp<mode>): Make private.
14473 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14475 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14477 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14478 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14479 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14480 (cc_reg_operand): New.
14481 (any_cond): Delete.
14482 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14483 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14484 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14485 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14486 crx_expand_scond): Delete.
14488 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14490 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14491 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14493 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14494 cstoresi4, cstoresf4, cstoredf4): New.
14495 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14496 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14497 Receive the entire operands array.
14498 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14499 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14500 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14501 Get test/op0/op1 from the operands array.
14502 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14504 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14505 (h8300_expand_store): New.
14506 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14508 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14509 (h8300_expand_store): New.
14510 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14511 or do not try to produce (set (cc0) REG).
14512 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14513 change a compare into a move to a scratch register. Disable some
14514 peepholes when comparing with zero.
14515 (tstsi, tsthi, tstsi, cmpqi): Make private.
14517 (bCC, sCC): Delete.
14518 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14521 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14522 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14523 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14524 (ix86_emit_i387_log1p): Use cbranchxf2.
14525 (ix86_expand_setcc): Return void.
14526 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14527 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14528 cmp<MODEF>, cmpcc): Remove.
14529 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14530 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14531 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14532 (sCC and bCC expanders): Remove.
14533 (stack_protect_test): Use cbranchcc4.
14535 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14537 (ia64_expand_compare): Accept three rtx by reference and return void.
14538 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14539 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14540 from *expr. Update *expr with the BImode comparison to do.
14541 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14542 cmptf, bCC, sCC, conditional_trap): Delete.
14543 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14544 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14545 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14546 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14547 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14549 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14550 type of last argument.
14551 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14552 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14553 use machine mode argument instead of branch_type. Remove dead
14554 code for floating-point comparisons.
14555 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14556 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14558 (cbranchsi4, cstoresi4): New.
14559 * config/iq2000/predicates.md (reg_or_const_operand): New.
14561 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14562 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14563 (b<code>_op): Rewrite to...
14564 (bcc_op): ... this, using match_operator.
14565 (s<code>_op): Rewrite to...
14566 (scc_op): ... this, using match_operator.
14567 (s<code>_24_op): Rewrite to...
14568 (scc_op_24): ... this, using match_operator.
14569 (s<code>_<mode>): Rewrite to...
14570 (cstore<mode>4): ... this, using match_operator.
14571 (s<code>_<mode>_24): Rewrite to...
14572 (cstore<mode>4_24): ... this, using match_operator.
14573 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14574 m32c_unpend_compare, m32c_expand_scc): Delete.
14575 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14576 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14577 (m32c_expand_movcc): Change NE to EQ if necessary.
14578 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14580 * config/m32r/m32r-protos.h (gen_cond_store): New.
14581 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14582 (gen_cond_store): New, from sCC patterns.
14583 (m32r_expand_block_move): Use cbranchsi4.
14584 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14585 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14586 (cbranchsi4, cstoresi4): New.
14588 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14590 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14591 (m68hc11_notice_update_cc): Look into a compare with 0.
14592 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14594 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14595 cmphi, cmpqi, bCC): Delete.
14596 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14597 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14598 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14601 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14602 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14603 * config/m68k/constraints.md (H): New.
14604 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14605 the define_insn below.
14606 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14607 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14608 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14609 patterns): Wrap RHS with COMPARE.
14610 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14611 (*cmpdi_internal): Name this pattern.
14612 (cmpdi): Change to define_insn.
14613 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14614 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14615 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14617 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14618 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14619 (conditional_trap): Change to...
14620 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14621 (*conditional_trap): Use the ordered_comparison_operator and
14622 const1_operand predicates.
14623 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14624 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14625 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14626 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14628 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14629 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14630 (mcore_gen_compare): New.
14631 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14632 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14633 (mcore_gen_compare): ... this.
14634 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14635 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14636 (stack probe pattern): Use cbranchsi4.
14638 * config/mips/predicates.md (mips_cstore_operator): New.
14639 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14640 * config/mips/mips.md (any_cond): Delete.
14641 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14643 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14644 fixuns_truncsfdi2): Use cbranch patterns.
14645 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14646 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14647 Adjust call to mips_expand_conditional_branch.
14648 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14650 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14651 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14652 * config/mips/mips.c (cmp_operands): Delete.
14653 (mips_emit_compare): Get comparison operands from *op0/*op1.
14654 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14655 that it succeeds. Use op0/op1 instead of cmp_operands.
14656 (mips_expand_conditional_branch, mips_expand_conditional_move,
14657 mips_expand_conditional_trap): Likewise.
14658 (mips_block_move_loop): Use cbranch patterns.
14659 * config/mips/mips.h (cmp_operands): Delete.
14661 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14662 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14663 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14664 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14665 (*cmpcc_folded): Rename to...
14666 (*cmpdi_folded): this.
14667 (*cmpcc): Rename to...
14669 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14672 (cbranchdf4): New. Handle invalid comparisons here.
14673 * config/mmix/predicates.md (float_comparison_operator): New.
14675 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14676 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14677 * config/mn10300/mn10300.md (tst): Delete.
14678 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14679 Name these patterns and wrap RHS in a compare.
14680 (*cmpsi): Make this pattern private. Include tst.
14681 (*cmpsf): Make this pattern private.
14682 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14683 (compare with zero peepholes): Likewise.
14685 (cbranchsi4, cbranchsf4): New.
14686 (casesi): Use cbranchsi4.
14688 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14689 hppa_branch_type): Delete.
14690 (return_addr_rtx): Use cbranchsi4.
14691 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14692 Emit CCFPmode comparison here.
14693 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14694 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14695 hppa_branch_type): Delete.
14696 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14697 (movsicc, movdicc): Remove references to hppa_compare_op0,
14698 hppa_compare_op1 and compare_from_rtx.
14699 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14700 (casesi): Use cbranchsi4.
14702 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14703 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14704 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14705 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14706 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14708 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14709 (*branch, *branch_inverted): New.
14711 * config/picochip/picochip.md (cbranchhi4): Use
14712 ordered_comparison_operator.
14713 (cmphi, bCC): Remove.
14715 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14716 (trap_comparison_operator): Delete.
14717 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14718 rs6000_emit_cbranch): Accept mode and operands.
14719 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14720 rs6000_compare_fp_p): Delete.
14721 (rs6000_generate_compare): Accept mode and comparison. Extract code
14722 and op0/op1 from there. Replace references to rs6000_compare_op0
14723 and rs6000_compare_op1.
14724 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14725 extract result from passed operands.
14726 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14727 extract loc from passed operands.
14728 (rs6000_emit_cmove): Likewise.
14729 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14730 rs6000_compare_fp_p): Delete.
14731 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14732 (cbranch<GPR>4, cbranch<FP>4): New.
14733 (cstore<mode>4): New. Consolidate here all choices about when to use
14734 portable or specialized sCC sequences.
14735 (stack_protect_test): Use cbranchsi4.
14736 (conditional_trap): Replace with ctrap<GPR>4.
14737 (conditional trap insn): Replace trap_comparison_operator with
14738 ordered_comparison_operator.
14740 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14741 (s390_emit_prologue): Use ctrap.
14742 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14743 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14744 New predicates replacing...
14745 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14746 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14747 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14748 (add<mode>cc): Do not use s390_compare_op0/op1.
14749 (s<code>): Change to...
14750 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14751 (seq): Change to...
14752 (cstorecc4): ... this. Handle EQ or NE equally.
14753 (*sne): Un-privatize for use in cstorecc4.
14754 (b<code>): Change to...
14755 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14756 (conditional_trap): Replace with...
14757 (ctrap<GPR>4, ctrap<FP>4): ... these.
14758 (stack_protect): Use cbranchcc4.
14760 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14761 * config/score/score-protos.h (score_gen_cmp): Delete.
14762 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14763 (score_block_move-loop): Use cbranchsi4.
14764 * config/score/score.md (cbranchsi4): New.
14765 (cmpsi, bCC): Delete.
14766 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14767 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14768 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14769 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14770 * config/score/score3.h (score3_gen_cmp): Delete.
14771 * config/score/score7.h (score7_gen_cmp): Delete.
14773 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14774 (sh_emit_scc_to_t): ... this. Return void.
14775 (from_compare): Rename to...
14776 (sh_emit_compare_and_branch): ... this.
14777 (sh_emit_compare_and_set): New.
14778 (sh_expand_t_scc): Accept operands.
14779 * config/sh/predicates.md (sh_float_comparison_operator): New.
14780 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14781 (prepare_scc_operands): Rename to...
14782 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14784 (sh_emit_cheap_store_flag): New.
14785 (sh_emit_set_t_insn): New.
14786 (from_compare): Rename to...
14787 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14788 handling of TARGET_SH2E floating point to avoid recursive call.
14789 Generate branch here.
14790 (sh_emit_compare_and_set): New.
14791 (sh_expand_t_scc): Get op0/op1 from arguments.
14792 (sh_emit_cheap_store_flag): New.
14793 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14795 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14796 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14797 (movsicc, movdicc): Do nothing when it recreated operands from
14798 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14799 prepare_scc_operands (now sh_emit_scc_to_t).
14800 (udivdi3): Use cstoresi4.
14801 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14802 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14803 (cbranchint4_media, cbranchfp4_media): New.
14804 (casesi): Use cbranchdi4.
14805 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14807 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14808 (movnegt): Remove second operand.
14809 (cbranchsf4, cbranchdf4): New.
14810 (stack_protect): Use cbranchdi4/cbranchsi4.
14812 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14813 (gen_compare_reg): Accept comparison, extract part of it to...
14814 (gen_compare_reg_1): ... this.
14815 (gen_compare_operator): Delete.
14816 (gen_v9_scc): Accept separate destination, comparison code and arms.
14817 Do not use sparc_compare_op0/sparc_compare_op1.
14818 (emit_scc_insn, emit_conditional_branch_insn): New.
14819 (emit_v9_brxx): Make static. Remove useless assertion.
14820 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14822 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14823 * config/sparc/sparc-protos.h (gen_compare_reg,
14824 sparc_emit_float_lib_cmp): Adjust prototype.
14825 (emit_scc_insn, emit_conditional_branch_insn): New.
14826 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14827 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14828 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14829 iterators to the top.
14830 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14831 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14832 snedi_special_trunc): Delete.
14833 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14834 and snedi_special_trunc.
14835 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14836 cbranchdi4, cbranch<F:mode>4): New.
14837 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14838 here. Use gen_compare_reg instead of gen_compare_operator.
14839 (conditional_trap): Replace with...
14840 (ctrapsi4, ctrapdi4): ... this.
14841 (stack_protect_test): Use cbranchcc4.
14843 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14845 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14846 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14847 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14848 from operands[0] or operands[3] depending on is_set.
14849 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14850 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14851 cmpdf, bCC), sCC: Remove.
14852 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14853 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14855 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14856 spu_emit_branch_or_set.
14858 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14860 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14861 xstormy16_compare_op1): Delete.
14862 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14863 xstormy16_compare_op1): Delete.
14864 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14866 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14867 (cmphi, cmpsi, bCC): Remove.
14869 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14870 (*cmpsi): ... this one.
14871 (cbranchsi4, cstoresi4): New.
14872 (bCC expanders): Delete.
14873 (sCC insns): Fold into...
14874 (*setcc): ... this one.
14875 (casesi): Do not use gen_cmpsi and gen_bgtu.
14876 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
14877 (movsicc): Simplify.
14878 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
14880 * config/vax/vax-protos.h (cond_name): New.
14881 (vax_output_conditional_branch): Remove.
14882 * config/vax/vax.c (cond_name): New.
14883 (vax_output_conditional_branch): Remove.
14884 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
14885 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
14886 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
14887 (bit<VAXint>): Wrap source with (compare).
14888 (b<code> and following unnamed pattern): Rename to *branch and
14889 *branch_reversed. Change macroization to match_operator.
14890 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
14892 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
14893 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
14894 Change last argument to machine_mode.
14895 (xtensa_expand_scc): Add machine_mode argument.
14896 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
14897 (gen_conditional_move, xtensa_expand_conditional_branch,
14898 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
14899 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
14900 Adjust operand numbers.
14901 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
14903 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
14904 (cmpsi, cmpsf, b<code>, s<code>): Delete.
14905 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
14907 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14909 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14910 causes spurious differences between trunk and cond-optab branch.
14912 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14915 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
14917 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
14919 * tree.c (iterative_hash_pointer): Delete.
14920 (iterative_hash_expr): Short-circuit handling of NULL pointer.
14921 Hash UIDs and versions of SSA names. Don't special-case built-in
14922 function declarations.
14924 2009-05-11 Ian Lance Taylor <iant@google.com>
14927 * graphite.c: Force -Wc++-compat to only be a warning before
14928 #including "cloog/cloog.h".
14930 2009-05-11 Martin Jambor <mjambor@suse.cz>
14932 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
14934 2009-05-11 Jan Hubicka <jh@suse.cz>
14936 * tree-ssa-loop-ivcanon.c: Include target.h
14937 (struct loop_size): new structure.
14938 (constant_after_peeling): New predicate.
14939 (tree_estimate_loop_size): New function.
14940 (estimated_unrolled_size): Rewrite for new estimates.
14941 (try_unroll_loop_completely): Use new estimates.
14942 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
14944 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
14946 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
14947 libcpp interface change.
14948 (spu_macro_to_expand): Likewise.
14950 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
14952 PR tree-optimization/40026
14953 * gimplify.c (gimplify_init_constructor): Change initial conditional
14954 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
14955 optimize_compound_literals_in_ctor.
14957 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
14959 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
14961 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
14963 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
14965 * tree-vect-data-refs.c (vect_analyze_group_access): Use
14966 HOST_WIDE_INT for gap.
14968 2009-05-11 Ira Rosen <irar@il.ibm.com>
14970 PR tree-optimization/40074
14971 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
14972 account in group size and step comparison.
14974 2009-05-11 Richard Guenther <rguenther@suse.de>
14976 * passes.c (init_optimization_passes): Strip now incorrect comment.
14977 (execute_function_todo): Do not set PROP_alias.
14978 * tree-pass.h (PROP_alias): Remove.
14979 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
14980 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
14981 * tree-nrv.c (pass_return_slot): Likewise.
14982 * tree-object-size.c (pass_object_sizes): Likewise.
14983 * tree-ssa-dom.c (pass_dominator): Likewise.
14984 (pass_phi_only_cprop): Likewise.
14985 * tree-ssa-dse.c (pass_dse): Likewise.
14986 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
14987 (pass_cselim): Likewise.
14988 * tree-ssa-pre.c (pass_pre): Likewise.
14989 (pass_fre): Likewise.
14990 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
14991 * tree-ssa-sink.c (pass_sink_code): Likewise.
14992 * tree-stdarg.c (pass_stdarg): Likewise.
14993 * tree-tailcall.c (pass_tail_calls): Likewise.
14994 * tree-vrp.c (pass_vrp): Likewise.
14996 2009-05-10 Ian Lance Taylor <iant@google.com>
14998 * basic-block.h (enum profile_status): Break out of struct
14999 control_flow_graph.
15000 * cgraph.h (struct inline_summary): Break out of struct
15002 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15003 of struct cgraph_order_sort.
15004 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15005 * cse.c (struct branch_path): Break out of struct
15006 cse_basic_block_data.
15007 * except.h (enum eh_region_type): Break out of struct eh_region.
15008 * gcc.c (enum add_del): Break out of struct modify_target.
15009 * genrecog.c (enum decision_type): Break out of struct decision_test.
15010 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15012 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15013 * regmove.c (enum match_use): New enum, broken out of struct match.
15014 * sched-int.h (enum post_call_group): New enum, broken out of
15016 (struct deps_reg): Break out of struct deps.
15017 * target.h (struct asm_int_op): Break out of struct gcc_target.
15018 * tree-eh.c (struct goto_queue_node): Break out of struct
15020 * tree-inline.h (enum copy_body_cge_which): Break out of
15022 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15024 * c-decl.c (in_struct, struct_types): New static variables.
15025 (pushtag): Add loc parameter. Change all callers.
15026 (lookup_tag): Add ploc parameter. Change all callers.
15027 (check_compound_literal_type): New function.
15028 (parser_xref_tag): Add loc parameter. Change all callers. If
15029 -Wc++-compat, warn about struct/union/enum types defined within a
15031 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15032 and loc parameters. Change all callers. Change error calls to
15033 error_at, using loc. For a redefinition, if the location of the
15034 original definition is known, report it. Set in_struct and
15035 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15036 (finish_struct): Add new parameters enclosing_in_struct and
15037 enclosing_struct_types. Change all callers. Set
15038 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15039 in the struct. If in a struct, add this struct to struct_types.
15040 (start_enum): Add loc parameter. Change all callers. Use
15041 error_at for errors, using loc. For a redefinition, if the
15042 location of the original definition is known, report it. If in a
15043 struct, add this enum type to struct_types. If -Wc++-compat warn
15044 if in sizeof, typeof, or alignof.
15045 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15046 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15047 (c_parser_enum_specifier): Get enum location for start_enum.
15048 (c_parser_struct_or_union_specifier): Get struct location for
15049 start_struct. Save in_struct and struct_types status between
15050 start_struct and finish_struct.
15051 (c_parser_cast_expression): Get location of cast.
15052 (c_parser_alignof_expression): Get location of type.
15053 (c_parser_postfix_expression): Likewise.
15054 (c_parser_postfix_expression_after_paren_type): Add type_loc
15055 parameter. Change all callers. Call check_compound_literal_type.
15056 Use type_loc for error about variable size type.
15057 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15058 of an enum constant from an enum type defined in a struct or union.
15059 (c_cast_expr): Add loc parameter. Change all callers. If
15060 -Wc++-compat, warn about defining a type in a cast.
15061 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15062 (start_enum, start_struct, finish_struct): Update declarations.
15063 (parser_xref_tag, c_cast_expr): Update declarations.
15064 (check_compound_literal_type): Declare.
15066 2009-05-11 Ben Elliston <bje@au.ibm.com>
15068 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15069 for recent libcpp interface change.
15070 (rs6000_macro_to_expand): Likewise.
15072 2009-05-10 Michael Matz <matz@suse.de>
15075 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15076 not at entry of function.
15078 2009-05-10 Richard Guenther <rguenther@suse.de>
15080 PR tree-optimization/40081
15082 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15083 using the main variant of the element type. Do not fiddle with
15084 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15086 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15087 structs with volatile fields.
15089 2009-05-10 Jan Hubicka <jh@suse.cz>
15091 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15092 (estimate_move_cost): Assert that it does not get called for
15094 (estimate_num_insns): Skip VOID types in argument handling.
15095 (optimize_inline_calls): Delete unreachable blocks and verify that
15096 callgraph is valid.
15098 2009-05-10 Jan Hubicka <jh@suse.cz>
15100 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15101 * cgraph.c (cgraph_mark_address_taken_node): New function.
15102 (dump_cgraph_node): Dump new flag.
15103 * cgraph.h (struct cgraph_node): Add address_taken.
15104 (cgraph_mark_address_taken_node): New function.
15105 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15106 since new direct calls can be born.
15108 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15110 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15111 tok->val.node.node.
15113 2009-05-10 Jan Hubicka <jh@suse.cz>
15115 PR middle-end/40084
15116 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15118 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15119 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15120 * tree-inline.c (copy_bb): Set frequency correctly.
15121 (fold_marked_statements): Update call to
15122 cgraph_update_edges_for_call_stmt.
15124 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15126 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15127 identifiers in diagnostics.
15128 * config/arm/arm.c (arm_handle_fndecl_attribute,
15129 arm_handle_isr_attribute): Likewise.
15130 * config/avr/avr.c (avr_handle_progmem_attribute,
15131 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15132 * config/bfin/bfin.c (handle_int_attribute,
15133 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15134 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15135 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15137 * config/darwin.c (darwin_handle_kext_attribute,
15138 darwin_handle_weak_import_attribute): Likewise.
15139 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15140 h8300_handle_eightbit_data_attribute,
15141 h8300_handle_tiny_data_attribute): Likewise.
15142 * config/i386/i386.c (ix86_handle_cconv_attribute,
15143 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15144 * config/i386/winnt.c (ix86_handle_shared_attribute,
15145 ix86_handle_selectany_attribute): Likewise.
15146 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15147 * config/m32c/m32c.c (function_vector_handler): Likewise.
15148 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15149 m68hc11_handle_fntype_attribute): Likewise.
15150 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15151 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15152 * config/mips/mips.c (mips_insert_attributes,
15153 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15154 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15155 rs6000_handle_struct_attribute): Likewise.
15156 * config/sh/sh.c (sh_insert_attributes,
15157 sh_handle_resbank_handler_attribute,
15158 sh_handle_interrupt_handler_attribute,
15159 sh2a_handle_function_vector_handler_attribute,
15160 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15162 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15163 * config/spu/spu.c (spu_handle_fndecl_attribute,
15164 spu_handle_vector_attribute): Likewise.
15165 * config/stormy16/stormy16.c
15166 (xstormy16_handle_interrupt_attribute): Likewise.
15167 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15168 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15170 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15172 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15173 (pp_translate_identifiers): New.
15174 (pp_identifier): Only conditionally translate identifier to locale
15176 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15177 (pp_base_tree_identifier): Only conditionally translate identifier
15178 to locale character set.
15179 * c-pretty-print.c (M_): Define.
15180 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15181 fragments for conditional translation with M_.
15182 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15183 identifier translation.
15185 2009-05-10 Richard Guenther <rguenther@suse.de>
15187 PR tree-optimization/40081
15188 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15189 using the main variant of the element type. Do not fiddle with
15190 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15192 2009-05-09 Jan Hubicka <jh@suse.cz>
15194 PR middle-end/40080
15195 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15196 indirect calls; verify cgraph afterwards.
15198 2009-05-09 Jan Hubicka <jh@suse.cz>
15201 * ipa.c (update_inlined_to_pointer): New function.
15202 (cgraph_remove_unreachable_nodes): Use it.
15204 2009-05-09 Jan Hubicka <jh@suse.cz>
15206 * tree-eh.c (struct leh_state): Remove prev_try.
15207 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15208 not track prev_try.
15209 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15210 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15211 remove_eh_handler_and_replace, foreach_reachable_handler,
15212 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15213 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15214 (gen_eh_region_cleanup): Update prototype.
15216 2009-05-09 Jan Hubicka <jh@suse.cz>
15218 PR middle-end/40043
15219 * except.c (copy_eh_region): Always set prev_try.
15220 (redirect_eh_edge_to_label): Find outer try.
15221 (foreach_reachable_handler): When looking for prev try
15222 handle case where previous try is not going to be taken.
15224 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15226 PR tree-optimization/40049
15227 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15228 only vector/vector shifts, convert the type of the constant to the
15229 appropriate type to avoid building incorrect trees, which
15230 eventually have problems with garbage collection.
15232 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15234 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15235 -1 for complex floating-point types if honoring signed zeros.
15237 2009-05-08 Jan Hubicka <jh@suse.cz>
15239 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15240 argument; handle correctly when profile is absent.
15241 (build_cgraph_edges): Update.
15242 (rebuild_cgraph_edges): Update.
15243 * cgraph.c: Do not include varray.h.
15244 (cgraph_set_call_stmt_including_clones): New function.
15245 (cgraph_create_edge_including_clones): Likewise
15246 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15247 (cgraph_update_edges_for_call_stmt): Handle clones.
15248 (cgraph_remove_node): Handle clone tree.
15249 (cgraph_remove_node_and_inline_clones): New function.
15250 (dump_cgraph_node): Dump clone tree.
15251 (cgraph_clone_node): Handle clone tree.
15252 (clone_function_name): Bring here from tree-inline.c.
15253 (cgraph_create_virtual_clone): New function.
15254 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15255 (cgraph_clone_info): New function.
15256 (strut cgraph_node): Add clone_info and new clone tree pointers.
15257 (cgraph_remove_node_and_inline_clones,
15258 cgraph_set_call_stmt_including_clones,
15259 cgraph_create_edge_including_clones,
15260 cgraph_create_virtual_clone): Declare.
15261 (cgraph_function_versioning): Use VEC argument.
15262 (compute_call_stmt_bb_frequency): Update prototype.
15263 (cgraph_materialize_all_clones): New function.
15264 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15265 (ipcp_create_replace_map): Update to VECtors.
15266 (ipcp_update_callgraph): Use virtual clones.
15267 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15268 (ipcp_update_profiling): Do not update local profiling.
15269 (ipcp_insert_stage): Use VECtors and virtual clones.
15270 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15271 (clone_of_p): New function.
15272 (cgraph_preserve_function_body_p): Use clone tree.
15273 (cgraph_optimize): Materialize clones.
15274 (cgraph_function_versioning): Update for VECtors.
15275 (save_inline_function_body): Use clone tree.
15276 (cgraph_materialize_clone): New function.
15277 (cgraph_materialize_all_clones): Likewise.
15278 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15279 * ipa.c: Include gimple.h.
15280 (cgraph_remove_unreachable_nodes): Use clone tree.
15281 * ipa-prop.c (ipa_note_param_call): Update call to
15282 compute_call_stmt_bb_frequencycall.
15283 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15284 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15285 (copy_bb): Handle updating of clone tree; add new edge when new call
15287 (expand_call_inline): Be strict about every call having edge.
15288 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15289 (delete_unreachable_blocks_update_callgraph): New function.
15290 (tree_function_versioning): Use VECtors; always remove unreachable
15291 blocks and fold conditionals.
15292 * tree-inline.h: Do not include varray.h.
15293 (tree_function_versioning): Remove.
15294 * Makefile.in (GTFILES): Remove tree-inline.c
15295 * passes.c (do_per_function): Do only functions having body.
15296 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15299 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15300 Andrew Morrow <acm@google.com>
15303 * c-common.c (c_common_attribute_table): Permit deprecated
15304 attribute to take an optional argument.
15305 (handle_deprecated_attribute): If the optional argument to
15306 __attribute__((deprecated)) is not a string ignore the attribute
15307 and emit a warning.
15309 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15310 * c-typeck.c (build_component_ref): Likewise.
15311 (build_external_ref): Likewise.
15313 * toplev.c (warn_deprecated_use): Add an attribute argument.
15314 Emit the message associated with __attribute__((deprecated)).
15316 * toplev.h (warn_deprecated_use): Updated.
15318 * doc/extend.texi: Document new optional parameter to
15319 __attribute__((deprecated))
15321 2009-05-08 Michael Eager <eager@eagercon.com>
15323 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15324 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15326 2009-05-08 Richard Guenther <rguenther@suse.de>
15328 PR tree-optimization/40062
15329 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15330 Avoid exponential behavior.
15332 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15334 PR rtl-optimization/33928
15336 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15337 process_uses, build_single_def_use_links): New.
15338 (update_df): Update use_def_ref.
15339 (forward_propagate_into): Use get_def_for_use instead of use-def
15341 (fwprop_init): Call build_single_def_use_links and let it initialize
15343 (fwprop_done): Free use_def_ref.
15344 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15345 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15346 df_rd_simulate_one_insn): New.
15347 (df_rd_bb_local_compute_process_def): Update head comment.
15348 (df_chain_create_bb): Use the new RD simulation functions.
15349 * df.h (df_rd_simulate_artificial_defs_at_top,
15350 df_rd_simulate_one_insn): New.
15351 * opts.c (decode_options): Enable fwprop at -O1.
15352 * doc/invoke.texi (-fforward-propagate): Document this.
15354 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15357 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15358 and one complex operand specially.
15359 * tree-complex.c (some_nonzerop): Do not identify a real value as
15360 zero if flag_signed_zeros.
15362 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15364 PR rtl-optimization/33928
15365 * loop-invariant.c (record_use): Fix && vs. || mishap.
15367 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15369 PR rtl-optimization/33928
15370 * loop-invariant.c (struct use): Add addr_use_p.
15371 (struct def): Add n_addr_uses.
15372 (struct invariant): Add cheap_address.
15373 (create_new_invariant): Set cheap_address.
15374 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15375 (record_uses): Pass df_ref to record_use.
15376 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15379 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15381 * config/sh/sh.c: Do not include c-pragma.h.
15383 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15385 * config/spu/spu.c: Remove include of c-common.h.
15387 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15390 * c-common.h (mark_valid_location_for_stdc_pragma,
15391 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15392 clear_float_const_decimal64, float_const_decimal64_p): New.
15393 * c.opt (Wunsuffixed-float-constants): New.
15394 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15395 unsuffixed float constant, handle new warning.
15396 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15397 * c-decl.c (c_scope): New flag float_const_decimal64.
15398 (set_float_const_decimal64, clear_float_const_decimal64,
15399 float_const_decimal64_p): New.
15400 (push_scope): Set new flag.
15401 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15402 to use STDC pragmas.
15403 (c_parser_external_declaration): Ditto.
15404 (c_parser_compound_statement_nostart): Ditto.
15405 * c-pragma.c (valid_location_for_stdc_pragma,
15406 mark_valid_location_for_stdc_pragma,
15407 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15408 handle_pragma_float_const_decimal64): New.
15409 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15410 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15411 set_float_const_decimal64, clear_float_const_decimal64,
15412 float_const_decimal64_p): New dummy functions.
15413 * doc/extend.texi (Decimal Float): Remove statement that the
15414 pragma, and suffix for double constants, are not supported.
15415 * doc/invoke.texi (Warning Options): List new option.
15416 (-Wunsuffixed-float-constants): New.
15418 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15420 * config/i386/i386.c: Do not include c-common.h.
15422 2009-05-07 Mark Heffernan <meheff@google.com>
15424 * doc/invoke.texi (Debugging Options): Document change of debugging
15426 * opts.c (decode_options): Make dump_base_name relative to
15427 aux_base_name directory.
15429 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15431 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15432 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15434 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15436 * Makefile.in (install-plugin): Simplify a bit.
15438 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15440 * Makefile.in (OBJS-common): Add regcprop.o.
15442 * timevar.def (TV_CPROP_REGISTERS): New.
15443 * regrename.c (regrename_optimize): Return 0.
15444 (rest_of_handle_regrename): Delete.
15445 (pass_rename_registers): Point to regrename_optimize.
15446 (struct value_data_entry, struct value_data,
15447 kill_value_one_regno, kill_value_regno, kill_value,
15448 set_value_regno, init_value_data, kill_clobbered_value,
15449 kill_set_value, kill_autoinc_value, copy_value,
15450 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15451 replace_oldest_value_reg, replace_oldest_value_addr,
15452 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15453 debug_value_data, validate_value_data): Move...
15454 * regcprop.c: ... here.
15455 (rest_of_handle_cprop): Delete.
15456 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15458 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15460 PR middle-end/40057
15461 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15462 GEN_INT for 1 << bitnum.
15463 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15464 build_int_cst_type.
15466 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15468 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15469 Remove wrong description of "nand" operation.
15471 2009-05-06 Richard Guenther <rguenther@suse.de>
15472 Adam Nemet <anemet@caviumnetworks.com>
15474 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15475 comment. Add that if LHS is not a gimple register, then RHS1 has
15476 to be a single object (GIMPLE_SINGLE_RHS).
15478 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15480 * expr.c (get_def_for_expr): Move it up in the file.
15481 (store_field): When expanding a bit-field store, look at the
15482 defining gimple stmt for the masking conversion.
15484 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15486 PR middle-end/39986
15487 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15488 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15489 32-bit memcpy into long.
15491 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15493 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15494 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15496 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15497 instead of appending DW_OP_deref*.
15499 2009-05-06 Michael Matz <matz@suse.de>
15501 PR middle-end/40021
15502 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15503 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15505 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15507 * Makefile.in (install-plugin): Fix srcdir handling.
15509 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15511 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15512 when processing for not_regs_needed bitmap.
15513 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15514 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15515 handling it for rhs.
15517 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15519 * config/i386/i386.md (unnamed inc/dec peephole): Use
15520 optimize_insn_for_size_p instead of optimize_size.
15521 * config/i386/predicates.md (incdec_operand): Likewise.
15522 (aligned_operand): Likewise.
15523 * config/i386/sse.md (divv8sf3): Likewise.
15524 (sqrtv8sf2): Likewise.
15526 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15528 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15530 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15532 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15534 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15535 ssemodesuffixf2c with avxmodesuffixf2c.
15537 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15540 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15542 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15544 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15545 (struct tree_base): Adjust spacing for 8 bit boundaries.
15546 (struct tree_decl_common): Add decl_by_reference_flag bit.
15547 (DECL_BY_REFERENCE): Adjust.
15548 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15549 print DECL_BY_REFERENCE bit.
15550 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15551 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15552 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15553 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15556 PR middle-end/39666
15557 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15558 range of the type, but default label is missing, add it with one
15559 of the existing labels instead of adding a new label for it.
15561 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15565 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15567 * Makefile.in (enable_plugin, plugin_includedir): New.
15568 (install): Depend on install-plugin.
15569 (PLUGIN_HEADERS): New.
15570 (install-plugin): New.
15571 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15573 2009-05-05 Richard Guenther <rguenther@suse.de>
15575 PR tree-optimization/40022
15576 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15578 (phivn_valid_p): Fix tuplification error, simplify.
15579 (phiprop_insert_phi): Add dumps.
15580 (propagate_with_phi): Simplify.
15582 2009-05-05 Richard Guenther <rguenther@suse.de>
15584 PR middle-end/40023
15585 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15587 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15589 * tree.h (strip_float_extensions): Remove duplicate declaration.
15590 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15591 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15592 block_ultimate_origin): Rearrange the declarations line to match the
15593 comment that indicates the .c file which the functions are defined.
15594 (dwarf2out_*, set_decl_rtl): Add comment.
15595 (get_base_address): Adjust comment.
15596 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15597 declarations line and add comment.
15598 (is_builtin_name): Add blank after function name, for clarity.
15600 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15602 * attribs.c (decl_attributes): Use %qE for identifiers in
15604 * cgraphunit.c (verify_cgraph_node): Translate function names to
15605 locale character set in diagnostics.
15606 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15608 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15609 Document that functions are named in UTF-8.
15610 * expr.c (expand_expr_real_1): Translate function names to locale
15611 character set in diagnostics.
15612 * gimplify.c (omp_notice_variable, omp_is_private,
15613 gimplify_scan_omp_clauses): Use %qE for identifiers in
15615 * langhooks.c (lhd_print_error_function): Translate function names
15616 to locale character set.
15617 * langhooks.h (decl_printable_name): Document that return value is
15618 in internal character set.
15619 * stmt.c: Include pretty-print.h
15620 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15622 (resolve_operand_name_1): Translate named operand name to locale
15624 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15626 * toplev.c (announce_function): Translate function names to locale
15628 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15629 (default_tree_printer): Use pp_identifier or translate identifiers
15630 to locale character set. Mark "<anonymous>" for translation.
15631 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15632 for identifiers in diagnostics.
15633 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15635 * varasm.c (output_constructor): Use %qE for identifiers in
15638 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15640 * configure.ac: use ` ` instead of $()
15641 * configure: Regenerate.
15643 2009-05-05 Ben Elliston <bje@au.ibm.com>
15645 * config/pa/linux-atomic.c: Eliminate conditional include of
15646 errno.h on non-LP64 systems to simplify build requirements.
15648 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15650 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15652 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15653 and pass value to identifier_to_locale.
15654 (warn_variable_length_array): Make name a tree.
15655 (grokdeclarator): Separate diagnostic texts for named and unnamed
15656 declarators. Use %qE for named declarators.
15657 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15659 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15660 identifiers in diagnostics.
15661 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15662 identifier_to_locale. Mark "anonymous" strings for translation.
15664 2009-05-04 Michael Eager <eager@eagercon.com>
15666 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15667 address for DImode/DFmode only if double-precision FP regs.
15669 2009-05-04 Michael Eager <eager@eagercon.com>
15671 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15672 TARGET_SINGLE_FLOAT check.
15674 2009-05-04 Michael Eager <eager@eagercon.com>
15676 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15678 2009-05-04 Michael Eager <eager@eagercon.com>
15680 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15681 * config/rs6000/t-xilinx: New
15683 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15685 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15686 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15687 * gcc/explow.c (memory_address): Use target hook.
15688 * gcc/targhooks.c (default_legitimize_address): New.
15689 * gcc/targhooks.h (default_legitimize_address): New.
15690 * gcc/target.h (legitimize_address): New.
15691 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15692 (TARGET_INITIALIZER): Include it.
15693 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15695 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15696 * config/bfin/bfin.c (legitimize_address): Remove.
15697 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15698 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15700 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15701 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15703 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15704 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15705 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15706 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15707 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15708 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15709 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15710 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15711 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15712 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15713 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15714 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15715 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15716 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15717 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15718 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15719 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15720 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15721 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15722 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15723 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15724 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15725 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15727 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15728 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15729 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15730 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15731 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15732 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15733 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15734 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15735 (thumb_legitimize_address): Delete.
15736 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15737 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15738 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15739 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15740 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15741 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15743 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15746 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15747 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15748 * config/m32r/m32r.c (m32r_legitimize_address): New.
15749 * config/m68k/m68k.c (m68k_legitimize_address): New.
15750 * config/score/score.c (score_legitimize_address): Standardize.
15751 * config/score/score3.c (score3_legitimize_address): Standardize.
15752 * config/score/score3.h (score3_legitimize_address): Adjust.
15753 * config/score/score7.c (score7_legitimize_address): Standardize.
15754 * config/score/score7.h (score7_legitimize_address): Adjust.
15755 * config/sh/sh.c (sh_legitimize_address): New.
15756 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15758 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15759 (s390_legitimize_address): ... this.
15760 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15761 (sparc_legitimize_address): ... this.
15762 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15763 (ix86_legitimize_address): ... this.
15764 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15765 (avr_legitimize_address): ... this.
15766 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15767 (mn10300_legitimize_address): ... this.
15768 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15769 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15770 (alpha_expand_mov): Adjust call.
15772 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15773 * config/spu/spu.c (spu_legitimize_address): Likewise.
15774 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15775 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15777 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15779 * intl.c (locale_encoding, locale_utf8): New.
15780 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15781 * intl.h (locale_encoding, locale_utf8): Declare.
15782 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15783 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15785 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15787 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15788 (pp_base_tree_identifier): Declare as function.
15789 (identifier_to_locale): Declare.
15790 * Makefile.in (pretty-print.o): Update dependencies.
15791 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15793 2009-05-04 Richard Guenther <rguenther@suse.de>
15795 PR middle-end/40015
15796 * builtins.c (fold_builtin_memory_op): Do not decay to element
15797 type if the size matches the whole array.
15799 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15801 * expmed.c (synth_mult): When trying out a shift, pass the result
15804 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15806 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15807 (shiftsub1_cost): New.
15808 (init_expmed): Compute shiftsub1_cost.
15809 (synth_mult): Optimize multiplications by constants of the form
15810 -(2^^m-1) for some constant positive integer m.
15812 2009-05-03 Richard Guenther <rguenther@suse.de>
15815 * c-typeck.c (array_to_pointer_conversion): Do not built
15816 ADDR_EXPRs of arrays of pointer-to-element type.
15817 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15818 up wrong ADDR_EXPRs after-the-fact.
15819 * c-common.c (strict_aliasing_warning): Strip pointer
15820 conversions for obtaining the original type.
15821 * builtins.c (fold_builtin_memset): Handle array types.
15822 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15825 2009-05-03 Richard Guenther <rguenther@suse.de>
15827 PR middle-end/23329
15828 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15829 Do not lose casts from array types with unknown extent to array
15830 types with known extent.
15831 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15832 alias set compatibility.
15834 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15836 * flags.h (extra_warnings): Delete.
15837 * toplev.c (process_options): Handle Wuninitialized here.
15838 * opts.c (extra_warnings): Delete.
15839 (set_Wextra): Delete.
15840 (common_handle_option): -Wextra can be handled automatically.
15841 * c-opts.c (c_common_handle_option): Delete obsolete code.
15842 (c_common_post_options): Simplify comment.
15843 * common.opt (W): Add Var.
15845 (Wuninitialized): Initialize to -1.
15847 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15848 Richard Guenther <rguenther@suse.de>
15850 * expr.c (get_def_for_expr): New function.
15851 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15852 SSA rather than trees.
15853 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15854 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15856 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15858 * c-common.c (reswords): Add _Imaginary.
15859 * c-common.c (enum rid): Add RID_IMAGINARY.
15861 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15863 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15864 Patch by Richard Guenther.
15866 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15868 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15869 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15870 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15871 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
15872 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
15873 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
15874 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
15875 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
15876 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
15877 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
15878 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
15879 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
15880 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
15881 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
15882 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
15883 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
15884 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
15885 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
15887 2009-05-02 Richard Guenther <rguenther@suse.de>
15889 PR tree-optimization/39940
15890 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
15893 2009-05-02 Richard Guenther <rguenther@suse.de>
15895 PR middle-end/40001
15896 * tree-ssa.c (execute_update_addresses_taken): Properly check
15897 if we can mark a variable DECL_GIMPLE_REG_P.
15898 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
15899 back to the end of the function.
15900 (is_gimple_reg_type): Remove complex type special casing.
15901 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
15904 2009-05-02 Ben Elliston <bje@au.ibm.com>
15906 * doc/collect2.texi (Collect2): Document search path behaviour
15907 when configured with --with-ld.
15909 2009-05-02 Jan Hubicka <jh@suse.cz>
15911 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
15912 parameter; update callers.
15913 (coalesce_cost_edge): EH edges are costier because they needs
15914 splitting even if not critical and even more costier when there are
15915 multiple EH predecestors.
15917 2009-05-02 Jan Hubicka <jh@suse.cz>
15919 * except.c (remove_eh_handler_and_replace): Handle updating after
15920 removing TRY blocks.
15922 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
15924 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
15926 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
15928 * varasm.c: Do not include c-pragma.h.
15929 * attribs.c: Do not incude c-common.h.
15931 2009-05-01 Michael Matz <matz@suse.de>
15933 * calls.c (initialize_argument_information): Handle SSA names like
15934 decls with a non MEM_P DECL_RTL.
15936 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15938 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
15939 * ipa-utils.c: Likewise.
15940 * ipa-type-escape.c: Likewise.
15941 * cgraphunit.c Do not include c-common.h.
15942 * ipa-pure-const.c: Likewise.
15943 * tree-if-conv.c: Likewise.
15944 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
15945 * ipa-struct-reorg.c: Likewise.
15946 * tree-nomudflap.c: Likewise.
15947 * tree-ssa-structalias.c: Likewise.
15949 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
15951 * store-motion.c: Many cleanups to make this pass a first-class
15952 citizen instead of an appendix to gcse load motion. Add TODO list
15953 to make this pass faster/cleaner/better.
15955 (struct ls_expr): Post gcse.c-split cleanups.
15956 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
15957 "stores" field to "avail_stores".
15958 (pre_ldst_mems): Rename to store_motion_mems.
15959 (pre_ldst_table): Rename to store_motion_mems_table.
15960 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
15961 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
15962 (ldst_entry): Rename to st_expr_entry, update users.
15963 (free_ldst_entry): Rename to free_st_expr_entry, update users.
15964 (free_ldst_mems): Rename to free_store_motion_mems, update users.
15965 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
15967 (first_ls_expr): Rename to first_st_expr, update users.
15968 (next_ls_expr): Rename to next_st_expr, update users.
15969 (print_ldst_list): Rename to print_store_motion_mems. Print names of
15970 fields properly for store motion instead of names inherited from load
15972 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
15973 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
15976 (ae_kill): Rename to st_kill, update users.
15977 (ae_gen): Rename to st_avloc, update users.
15978 (transp): Rename to st_transp, update users.
15979 (pre_insert_map): Rename to st_insert_map, update users.
15980 (pre_delete_map): Rename to st_delete_map, update users.
15981 (insert_store, build_store_vectors, free_store_memory,
15982 one_store_motion_pass): Update for abovementioned changes.
15984 (gcse_subst_count, gcse_create_count): Remove.
15985 (one_store_motion_pass): New statistics counters "n_stores_deleted"
15986 and "n_stores_created", local variables.
15988 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
15991 (regvec, compute_store_table_current_insn): Remove.
15992 (reg_set_info, reg_clear_last_set): Remove.
15993 (compute_store_table): Use DF caches instead of local dataflow
15996 2009-05-01 Joseph Myers <joseph@codesourcery.com>
15998 * c-objc-common.c (c_tree_printer): Print identifiers with
15999 pp_identifier, not pp_string. Mark "({anonymous})" for
16001 * c-pretty-print.c (pp_c_ws_string): New.
16002 (pp_c_cv_qualifier, pp_c_type_specifier,
16003 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16004 pp_c_storage_class_specifier, pp_c_function_specifier,
16005 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16006 pp_c_primary_expression, pp_c_postfix_expression,
16007 pp_c_unary_expression, pp_c_shift_expression,
16008 pp_c_relational_expression, pp_c_equality_expression,
16009 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16010 use pp_string and pp_c_ws_string in place of pp_identifier and
16011 pp_c_identifier for non-identifiers. Mark English strings for
16013 * c-pretty-print.h (pp_c_ws_string): Declare.
16015 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16016 Roland McGrath <roland@redhat.com>
16018 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16019 (ENABLE_LD_BUILDID): New configuration option.
16020 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16021 (LINK_BUILDID_SPEC): New macro.
16022 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16024 * doc/install.texi: Document --enable-linker-build-id option.
16025 * configure: Rebuild.
16026 * config.in: Rebuild.
16028 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16030 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16031 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16032 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16033 MIPS_GP_SAVE_AREA_SIZE.
16034 * config/mips/mips.c (struct mips_frame_info): Update comment
16035 before arg_pointer_offset and hard_frame_pointer_offset.
16036 (mips_compute_frame_info): Update diagram before function: to
16037 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16038 indicate the position of frame_pointer_rtx with -fstack-protector and
16039 to show args_size. Don't allocate cprestore area for leaf functions
16040 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16042 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16044 2009-04-30 Michael Matz <matz@suse.de>
16046 PR tree-optimization/39955
16047 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16049 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16051 * ira.c (setup_cover_and_important_classes): Use safe macro
16052 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16054 * genpreds.c (write_tm_preds_h): Output suitable definition of
16055 REG_CLASS_FOR_CONSTRAINT.
16057 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16059 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16061 * bitmap.c (bitmap_descriptor): Likewise.
16062 * ggc-common.c (loc_descriptor): Likewise.
16063 * varray.c (varray_descriptor): Likewise.
16064 * vec.c (vec_descriptor): Likewise.
16066 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16068 * Makefile.in (dce.o): Add $(EXCEPT_H).
16069 * dce.c: Include except.h and delete redundant vector definitions.
16070 (deletable_insn_p): Return false for non-call insns that can throw
16073 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16075 * gcse.c (ae_gen): Remove.
16076 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16077 and make non-static function to make it available in store-motion.c.
16078 Update call sites with search-and-replace.
16079 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16080 extract_mentioned_regs, extract_mentioned_regs_helper,
16081 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16082 store_killed_in_insn, store_killed_after, store_killed_before,
16083 build_store_vectors, insert_insn_start_basic_block, insert-store,
16084 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16085 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16086 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16087 * store-motion.c: ...new file. Also copy data structures from gcse.c
16088 and clean up to remove parts not used by store motion.
16089 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16090 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16092 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16095 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16096 when optimizing for size.
16098 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16100 * gcse.c (gcse_constant_p): Fix typo in last change.
16102 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16104 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16106 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16108 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16110 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16112 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16113 CONST_HIGH_PART result.
16115 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16117 * config/avr/avr.c (initial_elimination_offset): Rename to
16118 avr_initial_elimination_offset.
16119 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16120 change return type to bool.
16121 (avr_can_eliminate): New function.
16122 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16123 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16124 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16125 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16126 avr_initial_elimination_offset.
16127 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16128 (avr_initial_elimination_offset): Define.
16130 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16131 Steven Bosscher <steven@gcc.gnu.org>
16133 PR rtl-optimization/39938
16134 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16135 * cfgrtl.c: Include insn-attr.h.
16136 (rest_of_pass_free_cfg): New function.
16137 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16138 * resource.c (init_resource_info): Remove call to df_analyze.
16140 2009-04-29 Richard Guenther <rguenther@suse.de>
16143 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16144 allow conversion to signed integers.
16146 2009-04-29 Richard Guenther <rguenther@suse.de>
16148 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16149 shifts of floating point vectors if the shift amount is
16150 a constant multiple of the element size.
16152 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16153 Michael Matz <matz@suse.de>
16155 PR middle-end/39927
16157 * tree-outof-ssa.c (emit_partition_copy): New function.
16158 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16159 insert_part_to_rtx_on_edge): Perform the partition base var
16160 copy using emit_partition_copy.
16161 (insert_value_copy_on_edge): Convert constants to the right mode.
16162 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16163 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16165 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16167 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16168 scan backwards to try to find a constant to initialize it.
16170 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16171 insn before the loop_end instruction, don't look past labels.
16173 2009-04-29 Richard Guenther <rguenther@suse.de>
16175 PR middle-end/39937
16176 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16177 loose type conversions.
16178 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16179 stmts only if there are no uses of its definition.
16181 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16183 * config/bfin/bfin.h (splitting_loops): Declare.
16184 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16185 Reorder bit definitions to be ascending.
16186 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16187 * config/bfin/bfin.c (splitting_loops): New variable.
16188 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16189 (struct loop_info): Remove members INIT and LOOP_INIT.
16190 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16191 the LSETUP sequence. Allow LC to be loaded from any register, but
16192 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16193 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16195 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16196 of reload_completed.
16199 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16201 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16203 * Makefile.in (PLUGIN_VERSION_H): New.
16204 (OBJS-common): Remove plugin-version.o.
16205 (plugin.o): Depend on (PLUGIN_VERSION_H).
16206 (plugin-version.o): Remove.
16207 * configure: Regenerate
16208 * configure.ac: Create plugin-version.h.
16209 * gcc-plugin.h (plugin_gcc_version): Remove.
16210 (plugin_default_version_check): Change signature.
16211 * plugin-version.c: Remove.
16212 * plugin.c: Include plugin-version.h.
16213 (str_plugin_gcc_version_name): Remove.
16214 (try_init_one_plugin): Pass gcc version to plugin_init.
16215 (plugin_default_version_check): Both gcc and plugin versions are now
16218 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16220 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16221 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16222 Remove special case testing for last insn of inner loops. Don't fail
16223 if the loop ends with a jump, emit an extra nop instead.
16225 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16226 DREGS rather than comparing directly. Remove code that tries to
16227 account for latencies.
16229 2009-04-29 Richard Guenther <rguenther@suse.de>
16231 PR tree-optimization/39941
16232 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16233 eliminating an indirect call.
16235 2009-04-29 Richard Guenther <rguenther@suse.de>
16237 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16238 parameter. Allow invariants as base if !require_lvalue.
16239 (verify_gimple_assign_single): Adjust.
16241 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16243 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16244 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16245 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16246 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16247 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16249 * config/bfin/bfin.c (bfin_expand_builtin,
16250 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16252 2009-04-28 Richard Guenther <rguenther@suse.de>
16254 * tree-vect-loop.c (get_initial_def_for_induction): Use
16255 correct types for pointer increment.
16257 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16259 * toplev.c (print_version): Update GMP version string calculation.
16261 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16263 PR rtl-optimization/39938
16264 * resource.c (init_resource_info): Add call to df_analyze.
16266 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16268 * config/alpha/alpha.md (usegp): Cast the result of
16269 alpha_find_lo_sum_using_gp to enum attr_usegp.
16270 * config/alpha/alpha.c (override_options): Remove end-of-structure
16271 marker element from cpu_table. Use array size of cpu_table to handle
16272 -mcpu and -mtune options.
16273 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16275 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16277 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16278 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16279 tune_32 and tune_64.
16280 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16281 support on PowerPC.
16282 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16283 * config/rs6000/option-defaults.h: ... here. New file.
16284 (OPT_64, OPT_32): Define.
16285 (MASK_64BIT): Define to 0 if not already defined.
16286 (OPT_ARCH64, OPT_ARCH32): Define.
16287 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16290 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16292 * config/arm/arm.c (arm_override_options): Emit error on using
16295 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16297 PR rtl-optimization/39914
16298 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16299 registers for allocnos created from user-defined variables only
16300 when not optimizing.
16302 2009-04-28 Richard Guenther <rguenther@suse.de>
16304 PR middle-end/39937
16305 * fold-const.c (fold_binary): Use distribute_real_division only
16308 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16310 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16311 add hpux-stdint.h to tm_file.
16312 (hppa[12]*-*-hpux11*): Ditto.
16313 (ia64*-*-hpux*): Ditto.
16314 * config/hpux-stdint.h: New.
16315 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16316 __STDC_EXT__ for all compiles.
16317 * config/pa/pa-hpux.h: Ditto.
16318 * config/pa/pa-hpux10.h: Ditto.
16319 * config/pa/pa-hpux11.h: Ditto.
16321 2009-04-28 Catherine Moore <clm@codesourcery.com>
16323 * debug.h (set_name): Add comment.
16325 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16328 * config/darwin.c (machopic_gen_offset): Check
16329 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16330 * config/arm/arm.c (require_pic_register): Likewise.
16332 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16334 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16335 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16336 m32c_promote_prototypes): Delete.
16338 2009-04-28 Michael Matz <matz@suse.de>
16340 PR middle-end/39922
16341 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16344 2009-04-28 Richard Guenther <rguenther@suse.de>
16346 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16348 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16350 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16351 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16352 * config/arm/arm-tune.md: Regenerate.
16354 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16356 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16357 block if there are complex incoming edges.
16358 (sel_merge_blocks): Remove useless assert.
16359 (sel_redirect_edge_and_branch): Check that edge was redirected.
16360 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16361 (sel_find_rgns): Delete declaration.
16362 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16363 the region when it is not a preheader.
16365 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16368 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16370 2009-04-28 Richard Guenther <rguenther@suse.de>
16372 * tree.h (SSA_NAME_VALUE): Remove.
16373 (struct tree_ssa_name): Remove value_handle member.
16374 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16375 array for jump threading.
16376 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16378 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16379 * tree-flow.h (threadedge_initialize_values): Declare.
16380 (threadedge_finalize_values): Likewise.
16381 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16382 (SSA_NAME_VALUE): Define.
16383 (threadedge_initialize_values): New function.
16384 (threadedge_finalize_values): Likewise.
16385 * tree-ssa-dom.c (ssa_name_values): New global variable.
16386 (SSA_NAME_VALUE): Define.
16387 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16389 2009-04-28 Ira Rosen <irar@il.ibm.com>
16391 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16392 Use REPORT_VECTORIZED_LOCATIONS instead
16393 REPORT_VECTORIZED_LOOPS.
16394 * tree-vectorizer.c (vect_verbosity_level): Make static.
16395 (vect_loop_location): Rename to vect_location.
16396 (vect_set_verbosity_level): Update comment.
16397 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16399 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16400 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16401 instead REPORT_UNVECTORIZED_LOOPS.
16402 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16403 and vect_loop_def to vect_external_def and vect_internal_def.
16404 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16405 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16406 REPORT_UNVECTORIZED_LOCATIONS.
16407 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16408 and vect_used_in_loop and to vect_unused_in_scope and
16409 vect_used_in_scope.
16410 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16411 (vect_verbosity_level): Remove declaration.
16412 (vect_analyze_operations): Likewise.
16413 (vect_analyze_stmt): Declare.
16414 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16415 REPORT_UNVECTORIZED_LOCATIONS.
16416 (vect_get_loop_niters): Fix indentation.
16417 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16418 (vect_analyze_loop_operations): New function.
16419 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16420 vect_analyze_operations.
16421 (vect_is_simple_reduction): Use new names.
16422 (vectorizable_live_operation, vect_transform_loop): Likewise.
16423 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16424 to specify whether the data references can be a part of interleaving
16426 (vect_analyze_data_ref_dependence): Use new names.
16427 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16428 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16429 * tree-vect-patterns.c (widened_name_p): Use new names.
16430 (vect_recog_dot_prod_pattern): Likewise.
16431 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16432 (process_use, vect_mark_stmts_to_be_vectorized,
16433 vect_model_simple_cost, vect_model_store_cost,
16434 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16435 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16436 vectorizable_operation, vectorizable_type_demotion,
16437 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16438 vectorizable_condition): Likewise.
16439 (vect_analyze_operations): Split into vect_analyze_loop_operations
16441 (vect_analyze_stmt): ... new function.
16442 (new_stmt_vec_info): Use new names.
16443 (vect_is_simple_use): Use new names and fix comment.
16444 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16445 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16447 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16450 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16451 and integer modes for x87 operands. Do not ICE for unsupported size,
16452 generate error instead. Generate error for unsupported operand types.
16453 ['z']: Do not handle HImode memory operands specially. Warning
16454 for floating-point operands. Fallthru to 'Z' for unsupported operand
16455 types. Do not ICE for unsupported size, generate error instead.
16456 (output_387_binary_op): Use %Z to output operands.
16457 (output_fp_compare): Ditto.
16458 (output_387_reg_move): Ditto.
16460 2009-04-28 Ben Elliston <bje@au.ibm.com>
16465 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16467 * builtins.c (c_strlen): Do not warn here.
16468 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16469 * c-common.c (pointer_int_sum): Take an explicit location.
16470 Warn about offsets out of bounds.
16471 * c-common.h (pointer_int_sum): Adjust declaration.
16473 2009-04-27 Ian Lance Taylor <iant@google.com>
16475 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16477 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16478 * df-core.c (df_set_flags): Change return type to int. Change
16479 type of old_flags to int.
16480 (df_clear_flags): Likewise.
16481 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16482 (df_get_conditional_uses): Likewise.
16483 * df.h (df_set_flags, df_clear_flags): Update declarations.
16484 * dwarf2out.c (struct indirect_string_node): Change type of form
16485 field to enum dwarf_form.
16486 (AT_string_form): Change return type to enum dwarf_form.
16487 * fixed-value.c (fixed_compare): Add cast to enum type.
16488 * fwprop.c (update_df): Change 0 to VOIDmode.
16489 * gensupport.c: Change 0 to UNKNOWN.
16490 * gimple.h (gimple_cond_code): Add cast to enum type.
16491 * haifa-sched.c (reemit_notes): Add cast to enum type.
16492 * hooks.c (hook_int_void_no_regs): Remove function.
16493 * hooks.h (hook_int_void_no_regs): Remove declaration.
16494 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16495 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16496 * real.c (real_arithmetic): Add cast to enum type.
16497 (real_compare): Likewise.
16498 * target.h (struct gcc_target): Change return type of
16499 branch_target_register_class to enum reg_class.
16500 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16501 default_branch_target_register_class.
16502 * targhooks.c (default_branch_target_register_class): New function.
16503 * targhooks.h (default_branch_target_register_class): Declare.
16504 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16505 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16507 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16509 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16510 vect_uninitialized_def. Change 0 to ERROR_MARK.
16511 * tree-vect-stmts.c (supportable_widening_operation): Don't
16512 initialize icode1 and icode2.
16513 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16514 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16516 (cmn_err_flag_specs): Change 0 to STD_C89.
16517 (cmn_err_char_table): Likewise.
16518 * config/arm/arm.c (get_arm_condition_code): Change type of code
16519 to enum arm_cond_code.
16520 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16521 (IWMMXT_BUILTIN2): Likewise.
16522 (neon_builtin_type_bits): Don't define typedef.
16523 (neon_builtin_datum): Change type of bits field to int.
16524 (arm_expand_neon_args): Add cast to enum type.
16525 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16527 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16528 casts to enum type.
16529 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16531 * config/mips/mips.md (jal_macro): Return enum constant.
16532 (single_insn): Likewise.
16533 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16535 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16536 casts to enum type.
16537 * config/s390/s390.c (s390_tune_flags): Change type to int.
16538 (s390_arch_flags): Likewise.
16539 (s390_handle_arch_option): Change flags field of struct pta to int.
16540 * config/s390/s390.h (s390_tune_flags): Update declaration.
16541 (s390_arch_flags): Likewise.
16542 * config/sh/sh.c (prepare_move_operands): Compare
16543 tls_symbolic_operand result with enum constant.
16544 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16545 (sh_expand_prologue): Add cast to enum type.
16546 (sh_expand_epilogue): Likewise.
16547 (tls_symbolic_operand): Change return type to enum tls_model.
16548 (fpscr_set_from_mem): Add cast to enum type.
16549 (legitimize_pic_address): Compare tls_symbolic_operand result with
16551 (sh_target_reg_class): Change return type to enum reg_class.
16552 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16554 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16555 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16556 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16557 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16558 (delayed_branch, tls_call_delay): Likewise.
16559 (eligible_for_sibcall_delay): Likewise.
16560 (eligible_for_return_delay): Likewise.
16561 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16562 (spu_expand_builtin_1): Likewise.
16564 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16565 for all types of conversions.
16566 (output_init_element): Issue -Wc++-compat warning if needed when
16567 initializing a bitfield with enum type.
16568 * c-parser.c (c_parser_expression): Set original_type to
16569 original_type of right hand operand of comma operator.
16571 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16573 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16575 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16576 * doc/cpp.texi (Standard Predefined Macros)
16577 (Implementation-defined behavior): Likewise.
16578 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16579 * doc/gimple.texi (GIMPLE Exception Handling)
16580 (@code{GIMPLE_ASSIGN}): Likewise.
16581 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16582 * doc/invoke.texi (Warning Options, Optimize Options)
16583 (AVR Options, Darwin Options): Likewise.
16584 (Optimize Options): Reformulate -fwhole-program description.
16585 * doc/loop.texi (Lambda): Likewise.
16586 * doc/md.texi (Output Template, Define Constraints)
16587 (Standard Names, Insn Splitting): Likewise.
16588 * doc/options.texi (Option properties): Likewise.
16589 * doc/passes.texi (Tree-SSA passes): Likewise.
16590 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16591 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16592 (File Names and DBX): Likewise.
16593 * doc/trouble.texi (Incompatibilities): Likewise.
16595 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16597 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16598 instruction is correct.
16600 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16602 Allow non-constant arguments to conversion intrinsics.
16603 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16604 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16605 * spu.c (print_operand): Handle 'v' and 'w'.
16606 (exp2_immediate_p, spu_gen_exp2): Define.
16607 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16608 spu_convtf_1): Update parameter descriptions.
16609 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16610 * constraints.md ('v', 'w'): New.
16611 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16613 (i2f, I2F): New define_mode_attr.
16614 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16615 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16616 fixuns_truncv4sfv4si2): Update to use mode attribute.
16617 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16618 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16619 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16620 patterns for combine.
16622 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16624 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16625 (cprop, hoist, pre, store_motion): New debug counters.
16626 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16627 is not an RTL pass anymore.
16628 (pass_profiling): Remove extern decl for pass removed in 2005.
16629 (pass_gcse, pass_jump_bypass): Remove.
16630 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16631 to 0 for clean state.
16632 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16633 * cse.c (gate_handle_cse_after_global_opts,
16634 rest_of_handle_cse_after_global_opts): New functions.
16635 (pass_cse_after_global_opts): New pass, does local CSE.
16636 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16637 (TV_CPROP): New timevar.
16638 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16639 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16640 (gcse_main, recompute_all_luids): Remove.
16641 (compute_hash_table_work): Call max_reg_num instead of reading
16643 (cprop_jump): Don't set run_jump_opt_after_gcse.
16644 (constprop_register): Always allow to alter jumps.
16645 (cprop_insn): Likewise.
16646 (do_local_cprop): Likewise.
16647 (local_cprop_pass): Likewise. Return non-zero if something changed.
16648 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16649 (find_implicit_sets): Add note about missed optimization opportunity.
16650 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16651 pass_rtl_cprop execute function.
16652 Don't bother tracking the pass number, each pass gets its own dumpfile
16654 Always allow to alter jumpsand bypass jumps.
16655 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16656 will just find no suitable set.
16657 (pre_edge_insert): Fix dumping, this function is for PRE only.
16658 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16659 pass_rtl_pre execute function.
16660 (hoist_code): Return non-zero if something changed. Keep track of
16661 substitutions and insertions for statistics gathering similar to PRE.
16662 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16663 called from the pass_rtl_hoist execute function. Show pass statistics.
16664 (compute_store_table): Use max_reg_num directly instead of using the
16665 formerly global max_gcse_regno.
16666 (build_store_vectors): Likewise.
16667 (replace_store_insn): Fix dumping.
16668 (store_motion): Rename to ...
16669 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16670 pass, called from the pass_rtl_store_motion execute function. Keep
16671 track of substitutions and insertions for statistics gathering similar
16673 (bypass_jumps): Remove, fold interesting bits into ...
16674 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16675 from the pass_rtl_cprop execute function.
16676 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16677 pass_jump_bypass): Remove.
16678 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16679 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16680 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16681 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16682 (gate_rtl_store_motion, execute_rtl_store_motion,
16683 pass_rtl_store_motion): New.
16684 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16685 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16686 * passes.c (init_optimization_passes): Remove pass_gcse and
16687 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16688 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16689 instead of pass_jump_bypass.
16691 2009-04-27 Richard Guenther <rguenther@suse.de>
16693 PR middle-end/39928
16694 * gimplify.c (gimplify_expr): If we are required to create
16695 a temporary make sure it ends up as register.
16697 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16700 * config/i386/i386.c (construct_container): Don't call
16701 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16702 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16704 2009-04-27 Michael Matz <matz@suse.de>
16706 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16707 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16708 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16709 (dump_replaceable_exprs): Take a bitmap.
16710 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16712 (expand_gimple_basic_block): Likewise.
16713 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16714 replaceable_expressions member a bitmap.
16715 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16716 (mark_replaceable): Likewise.
16717 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16718 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16720 2009-04-27 Richard Guenther <rguenther@suse.de>
16722 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16723 (verify_stmts): Dispatch to gimple/type verification code.
16724 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16725 issue with call argument types.
16727 2009-04-27 Michael Matz <matz@suse.de>
16729 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16730 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16733 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16734 Eric Botcazou <ebotcazou@adacore.com>
16736 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16737 a label's basic block.
16738 (mark_target_live_regs): Tidy and rework obsolete comments.
16739 Change back DF problem to LIVE. If a label starts a basic block,
16740 assume that all registers that used to be live then still are.
16741 (init_resource_info): If a label starts a basic block, set its
16742 BLOCK_FOR_INSN accordingly.
16743 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16745 2009-04-27 Richard Guenther <rguenther@suse.de>
16747 * tree-flow-inline.h (function_ann): Remove.
16748 (get_function_ann): Likewise.
16749 * tree-dfa.c (create_function_ann): Remove.
16750 * tree-flow.h (struct static_var_ann_d): Remove.
16751 (struct function_ann_d): Likewise.
16752 (union tree_ann_d): Remove fdecl member.
16753 (function_ann_t): Remove.
16754 (function_ann, get_function_ann, create_function_ann): Remove
16757 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16759 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16761 2009-04-27 Jan Hubicka <jh@suse.cz>
16763 * ipa-pure-const.c (struct funct_state_d): New fields
16764 state_previously_known, looping_previously_known; remove
16765 state_set_in_source.
16766 (analyze_function): Use new fields.
16767 (propagate): Avoid assumption that state_set_in_source imply
16770 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16771 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16772 * cfgloop.h (finite_loop_p): Declare.
16774 2009-04-26 Michael Matz <matz@suse.de>
16776 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16778 2009-04-26 Michael Matz <matz@suse.de>
16780 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16781 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16782 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16783 pass_mark_used_blocks): Remove.
16784 * tree-optimize.c (pass_free_datastructures,
16785 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16786 * passes.c (init_optimization_passes): Don't call
16787 pass_mark_used_blocks, remove dead code.
16789 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16791 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16792 * tree-ssa-live.h (register_ssa_partition): Likewise.
16794 2009-04-26 Michael Matz <matz@suse.de>
16797 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16798 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16799 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16801 (compare_pairs): Swap cost comparison.
16802 (coalesce_ssa_name): Don't use change_partition_var.
16803 * tree-nrv.c (struct nrv_data): Add modified member.
16804 (finalize_nrv_r): Set it.
16805 (tree_nrv): Use it to update statements.
16806 (pass_nrv): Require PROP_ssa.
16807 * tree-mudflap.c (mf_decl_cache_locals,
16808 mf_build_check_statement_for): Use make_rename_temp.
16809 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16810 * alias.c (find_base_decl): Handle SSA names.
16811 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16812 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16813 * rtl.h (set_reg_attrs_for_parm): Declare.
16814 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16815 to "optimized", remove unused locals at finish.
16816 (execute_free_datastructures): Make global, call
16817 delete_tree_cfg_annotations.
16818 (execute_free_cfg_annotations): Don't call
16819 delete_tree_cfg_annotations.
16821 * ssaexpand.h: New file.
16822 * expr.c (toplevel): Include ssaexpand.h.
16823 (expand_assignment): Handle SSA names the same as register variables.
16824 (expand_expr_real_1): Expand SSA names.
16825 * cfgexpand.c (toplevel): Include ssaexpand.h.
16826 (SA): New global variable.
16827 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16828 (SSAVAR): New macro.
16829 (set_rtl): New helper function.
16830 (add_stack_var): Deal with SSA names, use set_rtl.
16831 (expand_one_stack_var_at): Likewise.
16832 (expand_one_stack_var): Deal with SSA names.
16833 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16834 before unique numbers.
16835 (expand_stack_vars): Use set_rtl.
16836 (expand_one_var): Accept SSA names, add asserts for them, feed them
16837 to above subroutines.
16838 (expand_used_vars): Expand all partitions (without default defs),
16839 then only the local decls (ignoring those expanded already).
16840 (expand_gimple_cond): Remove edges when jumpif() expands an
16841 unconditional jump.
16842 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16843 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16845 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16846 members of SA; deal with PARM_DECL partitions here; expand
16847 all PHI nodes, free tree datastructures and SA. Commit instructions
16848 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16849 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16850 info and statements at start, collect garbage at finish.
16851 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16852 (VAR_ANN_PARTITION) Remove.
16853 (change_partition_var): Don't declare.
16854 (partition_to_var): Always return SSA names.
16855 (var_to_partition): Only accept SSA names.
16856 (register_ssa_partition): Only check argument.
16857 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16859 (delete_var_map): Don't free it.
16860 (var_union): Only accept SSA names, simplify.
16861 (partition_view_init): Mark only useful SSA names as used.
16862 (partition_view_fini): Only deal with SSA names.
16863 (change_partition_var): Remove.
16864 (dump_var_map): Use ssa_name instead of partition_to_var member.
16865 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16867 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16868 (struct _elim_graph): New member const_dests; nodes member vector of
16870 (set_location_for_edge): New static helper.
16871 (create_temp): Remove.
16872 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
16873 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
16874 (new_elim_graph): Allocate const_dests member.
16875 (clean_elim_graph): Truncate const_dests member.
16876 (delete_elim_graph): Free const_dests member.
16877 (elim_graph_size): Adapt to new type of nodes member.
16878 (elim_graph_add_node): Likewise.
16879 (eliminate_name): Likewise.
16880 (eliminate_build): Don't take basic block argument, deal only with
16881 partition numbers, not variables.
16882 (get_temp_reg): New static helper.
16883 (elim_create): Use it, deal with RTL temporaries instead of trees.
16884 (eliminate_phi): Adjust all calls to new signature.
16885 (assign_vars, replace_use_variable, replace_def_variable): Remove.
16886 (rewrite_trees): Only do checking.
16887 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
16888 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
16889 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
16890 contains_tree_r, MAX_STMTS_IN_LATCH,
16891 process_single_block_loop_latch, analyze_edges_for_bb,
16892 perform_edge_inserts): Remove.
16893 (expand_phi_nodes): New global function.
16894 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
16895 functions, initialize new parameter, remember partitions having a
16897 (finish_out_of_ssa): New global function.
16898 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
16899 don't reset in_ssa_p here, don't disable TER when mudflap.
16900 (pass_del_ssa): Remove.
16901 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
16903 (execute_free_datastructures): Declare.
16904 * Makefile.in (SSAEXPAND_H): New variable.
16905 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
16906 * basic-block.h (commit_one_edge_insertion): Declare.
16907 * passes.c (init_optimization_passes): Move pass_nrv and
16908 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
16909 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
16910 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
16911 (redirect_branch_edge): Deal with super block when expanding, split
16912 out jump patching itself into ...
16913 (patch_jump_insn): ... here, new static helper.
16915 2009-04-26 Michael Matz <matz@suse.de>
16917 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
16918 beyond num_ssa_names.
16919 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
16920 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
16922 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16924 PR inline-asm/39543
16925 * fwprop.c (forward_propagate_asm): New function.
16926 (forward_propagate_and_simplify): Propagate also into __asm, if it
16927 doesn't increase the number of referenced registers.
16930 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
16932 2009-04-26 Jakub Jelinek <jakub@redhat.com>
16934 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
16935 note_nonlocal_vla_type for nonlocal VLAs.
16936 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
16937 contains_remapped_vars, remap_vla_decls): New functions.
16938 (convert_nonlocal_reference_stmt): If not optimizing, call
16939 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
16940 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
16941 if it wasn't found in var_map.
16942 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
16943 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
16944 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
16946 * gimplify.c (nonlocal_vlas): New variable.
16947 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
16949 (gimplify_body): Create and destroy nonlocal_vlas.
16951 * dwarf2out.c (loc_descr_plus_const): New function.
16952 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
16953 mem_loc_descriptor, loc_descriptor_from_tree_1,
16954 descr_info_loc, gen_variable_die): Use it.
16956 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
16957 !TREE_STATIC VAR_DECLs.
16958 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
16959 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
16960 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
16961 DECL_BY_REFERENCE is valid.
16962 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
16963 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
16964 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
16965 Copy DECL_BY_REFERENCE.
16966 (struct nesting_copy_body_data): New type.
16967 (nesting_copy_decl): New function.
16968 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
16969 if they have variable length.
16971 2009-04-26 Michael Matz <matz@suse.de>
16973 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
16974 mark new temporaries for renaming.
16976 2009-04-26 Joseph Myers <joseph@codesourcery.com>
16979 * c-decl.c (global_bindings_p): Return negative value.
16980 (c_variable_size): New. Based on variable_size from
16982 (grokdeclarator): Call c_variable_size not variable_size.
16984 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
16986 * config/i386/i386.c (print_operand) ['z']: Fix typo.
16988 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
16990 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
16991 Redefine it to just use mingw/include.
16992 (ASM_SPEC): Rules for -m32 and -m64.
16993 (LINK_SPEC): Use Likewise.
16994 (SPEC_32): New define.
16995 (SPEC_64): Likewise.
16996 (SUB_LINK_SPEC): Likewise.
16997 (MULTILIB_DEFAULTS): New define.
16998 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
16999 Add multilib options.
17000 (MULTILIB_DIRNAMES): Likewise.
17001 (MULTILIB_OSDIRNAMES): Likewise.
17002 (LIBGCC): Likewise.
17003 (INSTALL_LIBGCC): Likewise.
17005 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17008 * c-tree.h (enum c_inline_static_type): New.
17009 (record_inline_static): Declare.
17010 * c-decl.c (struct c_inline_static, c_inline_statics,
17011 record_inline_static, check_inline_statics): New.
17012 (pop_file_scope): Call check_inline_statics.
17013 (start_decl): Call record_inline_static instead of pedwarning
17014 directly for static in inline function.
17015 * c-typeck.c (build_external_ref): Call record_inline_static
17016 instead of pedwarning directly for static referenced in inline
17019 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17021 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17022 not new but only being rescanned.
17023 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17024 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17025 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17026 record_set_info, compute_set, grealloc): Remove.
17027 (recompute_all_luids): New function.
17028 (gcse_main): Don't compute sets, and don't do related memory
17029 allocations/free-ing. If something changed before the end of the
17030 pass, update LUIDs using recompute_all_luids.
17031 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17032 (free_gcse_mem): Don't free it either.
17033 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17034 Use the df insn LUIDs.
17035 (load_killed_in_block): Likewise.
17036 (compute_hash_table_work): Don't compute reg_set_in_block.
17037 (compute_transp): Use DF_REG_DEF_CHAINs.
17038 (local_cprop_pass): Don't use compute_sets and related functions.
17039 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17040 Use get_max_uid() instead of max_cuid.
17041 (insert_insn_end_basic_block, pre_insert_copy_insn,
17042 update_ld_motion_stores): Don't try to
17043 keep reg_set tables up to date.
17044 (pre_insert_copies): Use df insn LUIDs.
17045 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17046 (reg_set_info): Don't use extra bitmap argument.
17047 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17048 information to compute regs_set_in_block.
17049 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17050 (bypass_jumps): Don't use compute_sets and friends.
17052 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17055 * opts.c (undocumented_msg): Do not leave blank even with
17058 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17060 * c-decl.c (build_enumerator): Allow values folding to integer
17061 constants but not integer constant expressions with a pedwarn if
17064 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17067 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17068 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17069 type is an integer constant.
17071 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17074 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17077 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17080 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17081 with variably modified return type and no storage class
17082 specifiers, except for the case of nested functions. Distinguish
17083 extern declarations of functions with variably modified return
17084 types from those of objects with variably modified types.
17086 2009-04-25 Jan Hubicka <jh@suse.cz>
17088 * tree.c (list_equal_p): New function.
17089 * tree.h (list_equal_p): Declare.
17090 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17091 basic_block_def, basic_block, const_basic_block): New.
17092 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17093 (redirect_eh_edge): New function.
17094 (make_eh_edge_update_phi): EH edges are not abnormal.
17095 * except.c: Include tree-flow.h.
17096 (list_match): New function.
17097 (eh_region_replaceable_by_p): New function.
17098 (replace_region): New function.
17099 (hash_type_list): New function.
17100 (hash_eh_region): New function.
17101 (eh_regions_equal_p): New function.
17102 (merge_peers): New function.
17103 (remove_unreachable_regions): Verify EH tree when checking;
17105 (copy_eh_region_1): New function.
17106 (copy_eh_region): New function.
17107 (push_reachable_handler): New function.
17108 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17109 regions without label but with live RESX.
17110 * except.h (redirect_eh_edge_to_label): New.
17111 * tree-flow.h (redirect_eh_edge): New.
17112 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17113 basic_block_def, basic_block, const_basic_block): Remove.
17114 * Makefile.in (except.o): Add dependency on tree-flow.h
17115 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17116 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17119 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17122 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17123 on the destination of memcpy.
17125 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17127 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17128 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17129 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17131 2009-04-25 Jan Hubicka <jh@suse.cz>
17133 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17134 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17135 to be reached by different label than left.
17136 (update_eh_edges): Update comment; remove edge_to_remove if possible
17137 and return true if suceeded.
17138 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17139 (cleanup_eh): Compute sharing map.
17140 * except.c (remove_eh_handler_and_replace): Add argument if we should
17142 (remove_unreachable_regions): Update for label sharing.
17143 (label_to_region_map): Likewise.
17144 (get_next_region_sharing_label): New function.
17145 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17147 (remove_eh_handler): Update.
17148 (remove_eh_region_and_replace_by_outer_of): New function.
17149 * except.h (struct eh_region): Add next_region_sharing_label.
17150 (remove_eh_region_and_replace_by_outer_of,
17151 get_next_region_sharing_label): Declare.
17152 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17154 2009-04-25 Jan Hubicka <jh@suse.cz>
17156 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17157 insert code even if they are not critical.
17159 2009-04-25 Jan Hubicka <jh@suse.cz>
17161 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17162 (gimple_can_remove_branch_p): EH edges won't remove branch by
17164 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17165 updating of non-abnormal EH edges.
17166 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17167 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17168 (split_critical_edges): Split also edges where emitting code on them
17169 will lead to splitting later.
17171 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17172 H.J. Lu <hongjiu.lu@intel.com>
17175 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17176 the configured assembler supports fildq and fistpq mnemonics.
17177 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17178 * configure: Regenerated.
17179 * config.in: Ditto.
17181 * config/i386/i386.c (print_operand): Handle 'Z'.
17182 ['z']: Remove handling of special fild/fist suffixes.
17183 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17184 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17185 suffix of fild insn.
17186 (*floatsi<mode>2_vector_mixed): Ditto.
17187 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17188 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17189 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17190 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17191 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17193 2009-04-25 Ben Elliston <bje@au.ibm.com>
17195 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17196 the source of a set operation.
17198 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17200 * target.h (struct gcc_target): Add case_values_threshold field.
17201 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17202 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17203 * targhooks.c (default_case_values_threshold): New function.
17204 * targhooks.h (default_case_values_threshold): Declare function.
17205 * stmt.c (expand_case): Use case_values_threshold target hook.
17206 * expr.h (case_values_threshold): Remove declartation.
17207 * expr.c (case_values_threshold): Remove function.
17208 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17210 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17211 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17212 (avr_case_values_threshold): Declare as static.
17213 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17215 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17216 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17217 (mn10300_case_values_threshold): New function.
17219 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17221 * ira.c (setup_cover_and_important_classes): Add enum cast.
17223 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17225 * genpreds.c (write_enum_constraint_num): Output definition of
17226 CONSTRAINT_NUM_DEFINED_P macro.
17227 * ira.c (setup_cover_and_important_classes): Use
17228 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17230 2009-04-24 DJ Delorie <dj@redhat.com>
17232 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17233 __SH2A_SINGLE_ONLY__ also.
17235 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17237 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17238 (movdf_internal): Ditto.
17239 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17240 SFmode and DFmode constants.
17241 (ia64_print_operand): Add 'G' format for printing
17242 floating point constants.
17244 2009-04-24 Richard Guenther <rguenther@suse.de>
17246 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17247 from unsigned additions.
17249 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17251 * c-typeck.c (set_init_index): Allow array designators that are
17252 not integer constant expressions with a pedwarn if pedantic.
17254 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17256 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17257 zero if no overlap in nonzero bits between the operands.
17259 2009-04-24 Ian Lance Taylor <iant@google.com>
17261 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17262 (record_dead_and_set_regs): Likewise.
17263 * df.h (struct df_mw_hardreg): Change flags field to int.
17264 (struct df_base_ref): Likewise.
17265 (struct df): Change changeable_flags field to int.
17266 * df-scan.c (df_defs_record): Change clobber_flags to int.
17267 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17268 constants rather than #define macros.
17269 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17270 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17271 (enum dwarf_calling_convention): Likewise.
17272 (enum dwarf_line_number_x_ops): Likewise.
17273 (enum dwarf_call_frame_info): Likewise.
17274 (enum dwarf_source_language): Likewise.
17275 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17276 (add_calling_convention_attribute): Likewise.
17277 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17278 (combine_comparisons): Change compcode to int. Add cast to enum type.
17279 * genrecog.c (maybe_both_true_2): Change c to int.
17280 (write_switch): Likewise. Add cast to enum type.
17281 * gimplify.c (gimplify_omp_for): Handle return values from
17282 gimplify_expr using MIN rather than bitwise or.
17283 (gimplify_expr): Add cast to enum type.
17284 * ipa-prop.c (update_jump_functions_after_inlining): Change
17285 IPA_BOTTOM to IPA_JF_UNKNOWN.
17286 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17287 Add casts to enum type.
17288 (setup_cover_and_important_classes): Change cl to int. Add casts
17290 (setup_class_translate): Change cl and mode to int.
17291 (ira_init_once): Change mode to int.
17292 (free_register_move_costs): Likewise.
17293 (setup_prohibited_mode_move_regs): Add casts to enum type.
17294 * langhooks.c (add_builtin_function_common): Rework assertion that
17295 value fits bitfield.
17296 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17297 * omega.c (omega_do_elimination): Avoid math on enum types.
17298 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17299 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17300 int local to handle integral_argment value.
17301 * regmove.c (try_auto_increment): Change PUT_MODE to
17303 * reload.c (push_secondary_reload): Add casts to enum type.
17304 (secondary_reload_class, find_valid_class): Likewise.
17305 * reload1.c (emit_input_reload_insns): Likewise.
17306 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17307 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17308 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17310 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17311 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17313 (expand_complex_libcall): Add casts to enum type.
17314 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17315 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17316 with ERROR_MARK, not NUM_TREE_CODES.
17317 (vect_create_epilog_for_reduction): Likewise.
17318 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17319 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17320 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17322 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17323 vect_unused_in_loop. Change 0 to loop_vect.
17324 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17325 * var-tracking.c (get_init_value): Change return type to enum
17327 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17328 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17330 (arm_override_options): Add casts to enum type.
17331 (arm_emit_tls_decoration): Likewise.
17332 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17334 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17335 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17336 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17338 * config/s390/s390.c (code_for_builtin_64): Change to array of
17340 (code_for_builtin_31): Likewise.
17341 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17343 * config/sparc/sparc.c (sparc_override_options): Change value
17344 field in struct code_model to enum cmodel. In initializer change
17345 0 to NULL and add cast to enum type.
17347 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17348 Change all callers. Issue a -Wc++-compat warning using
17349 lhs_origtype if necessary.
17350 (convert_for_assignment): Issue -Wc++-compat warnings about
17351 invalid conversions to enum type on assignment.
17352 * c-common.h (build_modify_expr): Update declaration.
17354 2009-04-24 Nick Clifton <nickc@redhat.com>
17356 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17357 (function_arg_advance): Likewise.
17358 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17361 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17363 * config/s390/constraints.md ('I', 'J'): Fix condition.
17365 2009-04-24 Diego Novillo <dnovillo@google.com>
17367 * gengtype-parse.c (parse_error): Add newline after message.
17369 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17371 * config/i386/sse.md (avxmodesuffixs): Removed.
17372 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17373 (*avx_pinsr<ssevecsize>): This.
17375 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17377 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17378 follow chains of regs with a single definition, and allow expressions
17379 that are function_invariant_p.
17380 (simple_rhs_p): Allow expressions that are function_invariant_p.
17382 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17384 PR middle-end/39867
17385 * fold-const.c (fold_cond_expr_with_comparison): When folding
17386 > and >= to MAX, make sure the MAX uses the same type as the
17387 comparison's operands.
17389 2009-04-24 Nick Clifton <nickc@redhat.com>
17391 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17392 addressing for DImode accesses.
17393 (frv_print_operand_address): Handle PLUS case.
17394 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17396 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17398 PR rtl-optimization/39794
17399 * alias.c (canon_true_dependence): Add x_addr argument.
17400 * rtl.h (canon_true_dependence): Adjust prototype.
17401 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17402 * cselib.c (cselib_invalidate_mem): Likewise.
17403 * gcse.c (compute_transp): Likewise.
17404 * dse.c (scan_reads_nospill): Likewise.
17405 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17406 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17407 canon_base_addr of the group, plus optional offset.
17408 (struct group_info): Rename canon_base_mem to
17410 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17411 canon_rtx of base_mem.
17413 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17415 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17416 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17418 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17420 * config/spu/spu-builtins.h: Delete file.
17422 * config/spu/spu.h (enum spu_builtin_type): Move here from
17424 (struct spu_builtin_description): Likewise. Add GTY marker.
17425 Do not use enum spu_function_code or enum insn_code.
17426 (spu_builtins): Add extern declaration.
17428 * config/spu/spu.c: Do not include "spu-builtins.h".
17429 (enum spu_function_code, enum spu_builtin_type_index,
17430 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17431 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17432 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17433 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17434 (spu_builtin_types): Make static. Add GTY marker.
17435 (spu_builtins): Add extern declaration with GTY marker.
17436 Include "gt-spu.h".
17438 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17439 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17440 Check programmatically whether all parameters are scalar.
17442 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17444 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17446 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17447 assignment from the constructor either if the target is volatile.
17449 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17451 * config/arm/arm.md (insv): Do not share operands[0].
17453 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17455 * config/vxlib-tls.c (active_tls_threads): Delete.
17456 (delete_hook_installed): New.
17457 (tls_delete_hook): Don't delete the delete hook.
17458 (tls_destructor): Delete it here.
17459 (__gthread_set_specific): Adjust installing the delete hook.
17460 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17461 __gthread_leave_tsd_dtor_context.
17463 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17465 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17467 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17469 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17471 (alpha_rtx_costs): Ditto.
17472 (emit_unlikely_jump): Use add_reg_note.
17473 (emit_frame_store_1): Ditto.
17474 (alpha_expand_prologue): Ditto.
17475 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17476 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17478 2009-04-23 Nick Clifton <nickc@redhat.com>
17480 * config/v850/v850.md (epilogue): Remove suppressed code.
17481 (return): Rename to return_simple and remove test of frame size.
17482 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17483 to gen_return_simple.
17485 2009-04-22 Jing Yu <jingyu@google.com>
17488 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17490 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17493 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17494 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17495 value is a VECTOR_CST, the element type is the element type of the
17498 2009-04-22 DJ Delorie <dj@redhat.com>
17500 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17502 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17504 * alias.c (find_base_term): Move around LO_SUM case, so that
17505 CONST falls through into PLUS/MINUS handling.
17508 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17509 into 0, use omit_one_operand.
17511 2009-04-23 Ben Elliston <bje@au.ibm.com>
17513 * config/rs6000/linux-unwind.h (get_regs): Remove type
17514 puns. Change the type of `pc' to an array of unsigned ints and
17515 update all users. Constify frame24.
17517 2009-04-22 DJ Delorie <dj@redhat.com>
17519 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17520 declarations before code.
17521 (current_function_special_page_vector): Likewise.
17522 (m32c_expand_insv): Silence a warning.
17524 2009-04-21 Taras Glek <tglek@mozilla.com>
17526 * alias.c: Update GTY annotations to new syntax.
17527 * basic-block.h: Likewise.
17528 * bitmap.h: Likewise.
17529 * c-common.h: Likewise.
17530 * c-decl.c: Likewise.
17531 * c-parser.c: Likewise.
17532 * c-pragma.c: Likewise.
17533 * c-tree.h: Likewise.
17534 * cfgloop.h: Likewise.
17535 * cgraph.h: Likewise.
17536 * config/alpha/alpha.c: Likewise.
17537 * config/arm/arm.h: Likewise.
17538 * config/avr/avr.h: Likewise.
17539 * config/bfin/bfin.c: Likewise.
17540 * config/cris/cris.c: Likewise.
17541 * config/darwin.c: Likewise.
17542 * config/frv/frv.c: Likewise.
17543 * config/i386/i386.c: Likewise.
17544 * config/i386/i386.h: Likewise.
17545 * config/i386/winnt.c: Likewise.
17546 * config/ia64/ia64.h: Likewise.
17547 * config/iq2000/iq2000.c: Likewise.
17548 * config/mips/mips.c: Likewise.
17549 * config/mmix/mmix.h: Likewise.
17550 * config/pa/pa.c: Likewise.
17551 * config/pa/pa.h: Likewise.
17552 * config/rs6000/rs6000.c: Likewise.
17553 * config/s390/s390.c: Likewise.
17554 * config/sparc/sparc.c: Likewise.
17555 * config/xtensa/xtensa.c: Likewise.
17556 * cselib.h: Likewise.
17557 * dbxout.c: Likewise.
17558 * dwarf2out.c: Likewise.
17559 * except.c: Likewise.
17560 * except.h: Likewise.
17561 * fixed-value.h: Likewise.
17562 * function.c: Likewise.
17563 * function.h: Likewise.
17564 * gimple.h: Likewise.
17565 * integrate.c: Likewise.
17566 * optabs.c: Likewise.
17567 * output.h: Likewise.
17568 * real.h: Likewise.
17570 * stringpool.c: Likewise.
17571 * tree-data-ref.c: Likewise.
17572 * tree-flow.h: Likewise.
17573 * tree-scalar-evolution.c: Likewise.
17574 * tree-ssa-address.c: Likewise.
17575 * tree-ssa-alias.h: Likewise.
17576 * tree-ssa-operands.h: Likewise.
17577 * tree.c: Likewise.
17578 * tree.h: Likewise.
17579 * varasm.c: Likewise.
17580 * varray.h: Likewise.
17582 * coretypes.h: Do not define GTY macro if it is already defined.
17583 * doc/gty.texi: Update GTY documentation to new syntax.
17584 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17585 annotations on structs.
17586 * gengtype-parse.c: Likewise.
17588 2009-04-22 Mark Heffernan <meheff@google.com>
17590 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17592 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17594 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17597 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17599 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17600 the same as a PLUS without a shift. Increase the cost of a
17603 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17605 * Makefile.in: Update dependencies.
17606 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17607 * errors.h: Remove bogus comment about compatibility.
17608 (warning): Update declaration.
17609 * genautomata.c: Update all calls to warning.
17610 * gimple.c: Do not include errors.h. Include toplev.h.
17611 * tree-ssa-structalias.c: Do not include errors.h.
17612 * omega.c: Likewise.
17613 * tree-ssa-reassoc.c: Likewise.
17614 * config/spu/spu-c.c: Likewise.
17615 * config/spu/t-spu-elf: Update dependencies.
17617 2009-04-22 Richard Guenther <rguenther@suse.de>
17619 PR tree-optimization/39824
17620 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17621 make sure the types are compatible.
17623 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17626 * c-common.c (c_parse_error): Take a token_flags parameter.
17627 Use token_type for the token type instead.
17628 Pass token_flags to cpp_type2name.
17629 * c-common.h (c_parse_error): Update declaration.
17630 * c-parser.c (c_parser_error): Pass 0 as token flags.
17632 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17634 PR rtl-optimization/39580
17635 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17637 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17639 * function.c (expand_function_end): Do not emit a jump to the "naked"
17640 return label for fall-through returns.
17641 * except.c (sjlj_emit_function_exit): Always place the call to the
17642 unregister function at the location installed by expand_function_end.
17644 2009-04-22 Richard Guenther <rguenther@suse.de>
17646 PR tree-optimization/39845
17647 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17648 (gen_inbound_check): Likewise.
17650 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17652 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17654 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17655 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17657 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17659 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17660 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17661 shift counts to avoid out-of-bounds array accesses.
17663 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17665 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17666 (Pmode): Move above.
17668 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17670 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17671 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17672 GET_CODE macro. Use IN_RANGE macro where appropriate.
17673 * config/alpha/alpha.h: Ditto.
17674 * config/alpha/alpha.md: Ditto.
17675 * config/alpha/constraints.md: Ditto.
17676 * config/alpha/predicates.md: Ditto.
17678 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17680 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17681 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17682 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17683 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17684 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17685 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17686 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17687 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17688 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17689 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17690 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17691 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17692 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17693 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17694 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17695 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17696 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17697 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17698 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17699 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17700 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17701 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17702 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17703 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17704 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17705 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17706 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17708 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17710 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17711 references from comments.
17712 * cfgbuild.c: (count_basic_blocks): Delete.
17713 (find_basic_blocks_1): Delete.
17714 (find_basic_blocks): Delete.
17715 * except.c (finish_eh_generation): Make static. Move comment from
17716 except.h here. Remove find_basic_blocks references from comments.
17717 * except.h (finish_eh_generation): Delete.
17718 * basic-block.h (find_basic_blocks): Delete.
17719 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17721 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17723 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17724 (sdbout_parms): Likewise.
17726 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17728 * config/sh/sh.c (prepare_cbranch_operands): Use
17729 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17730 (expand_cbranchdi4): Likewise.
17731 (from_compare): Add cast to enum type.
17732 (expand_cbranchsi4): Use add_reg_note.
17733 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17734 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17735 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17736 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17737 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17738 instead of CODE_FOR_nothing.
17739 (cbranchdi4): Likewise. Fix the order of arguments for
17741 (push_fpscr): Use add_reg_note.
17742 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17743 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17745 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17747 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17748 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17749 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17750 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17751 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17752 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17753 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17754 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17755 config/alpha/x-vms, config/arc/t-arc,
17756 config/arm/README-interworking, config/arm/arm-c.c,
17757 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17758 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17759 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17760 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17761 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17762 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17763 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17764 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17765 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17766 config/cris/t-elfmulti, config/crx/t-crx,
17767 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17768 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17769 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17770 config/h8300/t-h8300, config/i386/athlon.md,
17771 config/i386/darwin-libgcc.10.4.ver,
17772 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17773 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17774 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17775 config/i386/t-linux64, config/i386/t-nwld,
17776 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17777 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17778 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17779 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17780 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17781 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17782 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17783 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17784 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17785 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17786 config/m68k/t-uclinux, config/mcore/t-mcore,
17787 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17788 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17789 config/mips/crtn.asm, config/mips/irix-crti.asm,
17790 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17791 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17792 config/mips/mips-fixed.md, config/mips/sb1.md,
17793 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17794 config/mips/t-iris6, config/mips/t-isa3264,
17795 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17796 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17797 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17798 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17799 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17800 config/mn10300/t-linux, config/mn10300/t-mn10300,
17801 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17802 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17803 config/picochip/libgccExtras/clzsi2.asm,
17804 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17805 config/rs6000/darwin-libgcc.10.4.ver,
17806 config/rs6000/darwin-libgcc.10.5.ver,
17807 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17808 config/rs6000/t-aix43, config/rs6000/t-aix52,
17809 config/rs6000/t-darwin, config/rs6000/t-fprules,
17810 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17811 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17812 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17813 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17814 config/rs6000/t-rtems, config/rs6000/t-spe,
17815 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17816 config/score/t-score-elf, config/sh/divcost-analysis,
17817 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17818 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17819 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17820 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17821 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17822 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17823 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17824 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17825 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17826 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17827 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17828 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17829 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17830 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17831 * config/h8300/genmova.sh: Include copyright and license notices
17832 in generated output.
17833 * config/h8300/mova.md: Regenerate.
17834 * doc/install.texi2html: Include word "Copyright" in copyright
17835 notice and use name "Free Software Foundation, Inc.".
17836 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17837 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17838 ChangeLog-2007, ChangeLog-2008: Correct dates.
17840 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17842 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17843 NE_EXPR operations as well.
17844 * c-parser.c (c_parser_condition): Do not set location information on
17846 (c_parser_conditional_expression): Likewise.
17847 (c_parser_binary_expression): Set location information on operators.
17848 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17849 TRUTH_NOT_EXPR has been folded.
17850 * fold-const.c (fold_truth_not_expr): Copy location information from
17851 the incoming expression to the outgoing one.
17852 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17853 recursive calls on the LHS of the operator but pass that of the
17854 operator to recursive calls on the RHS of the operator. Set it
17856 (shortcut_cond_expr): Set the locus of the operator on the second
17857 COND_EXPR and that of the expression on the first in degenerate cases.
17858 Pass the locus of the expression to calls to shortcut_cond_r.
17859 Set the locus of the 'then' block on the associated jump, if any.
17860 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17861 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17862 expression to call to gimplify_boolean_expr.
17864 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17866 * config.gcc: Add additional configuration for
17867 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17868 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17869 (CPP_SPEC): Redefine for allowing -municode option.
17870 (STARTFILE_SPEC): Likewise.
17871 * config/i386/t-mingw-w64: New.
17872 * config/i386/mingw-w64.opt: New.
17873 (municode): Add new target option.
17874 * doc/invoke.texi (municode): Add documentation for new option.
17876 2009-04-21 Ian Lance Taylor <iant@google.com>
17878 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17879 Correct test for number of arguments.
17880 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
17882 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
17884 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
17885 argument of emit_library_call.
17887 2009-04-21 Richard Guenther <rguenther@suse.de>
17889 PR middle-end/39829
17890 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
17891 inside VIEW_CONVERT_EXPRs.
17893 2009-04-21 Martin Jambor <mjambor@suse.cz>
17895 * tree-switch-conversion.c (build_constructors): Split a long line.
17896 (constructor_contains_same_values_p): New function.
17897 (build_one_array): Create assigns of constants if possible, do not
17898 call mark_sym_for_renaming, call update_stmt.
17899 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
17900 make_rename_temp. Do not call mark_symbols_for_renaming, call
17902 (gen_def_assigns): Do not call mark_symbols_for_renaming or
17903 find_new_referenced_vars, call update_stmt.
17904 (gen_inbound_check): Use create_tmp_var and create ssa names manually
17905 instead of calling make_rename_temp. Do not call
17906 find_new_referenced_vars or mark_symbols_for_renaming, call
17909 2009-04-21 Richard Guenther <rguenther@suse.de>
17911 PR tree-optimization/39827
17912 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
17913 (tree_ssa_phiprop): Pass the correct array size.
17915 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
17917 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
17919 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
17922 * c-typeck.c (lvalue_p): Move declaration ...
17923 * c-common.h (lvalue_p): ... to here.
17924 * c-common.c (candidate_equal_p): New.
17925 (add_tlist): Use it.
17926 (merge_tlist): Use it.
17927 (warn_for_collisions_1): Likewise.
17928 (warning_candidate_p): Accept more candidates.
17929 (verify_tree): A warning candidate can be an expression. Use
17932 2009-04-21 Ben Elliston <bje@au.ibm.com>
17935 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
17936 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
17937 options. Remove -mcall-solaris documentation.
17939 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17942 * doc/invoke.texi (-Wlong-long): Update description.
17943 * c-lex (interpret_integer): Only warn if there was no previous
17944 overflow and -Wlong-long is enabled.
17945 * c-decl.c (declspecs_add_type): Drop redundant flags.
17946 * c.opt (Wlong-long): Init to -1.
17947 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
17948 and front-end warn_long_long. Wlong-long only depends on other
17949 flags if it is uninitialized.
17950 * c-parser.c (disable_extension_diagnostics): warn_long_long is
17951 the same for CPP and FE.
17952 (restore_extension_diagnostics): Likewise.
17954 2009-04-20 Ian Lance Taylor <iant@google.com>
17956 Fix enum conversions which are invalid in C++:
17957 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
17958 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
17959 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
17960 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
17961 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
17962 (dbxout_parms): Likewise.
17963 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
17964 (df_clear_flags): Likewise.
17965 * df-problems.c (df_rd_bb_local_compute_process_def): Change
17966 top_flag parameter to int.
17967 (df_chain_create_bb_process_use): Likewise.
17968 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
17970 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
17971 (df_ref_create_structure, df_def_record_1): Likewise.
17972 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
17973 (df_notes_rescan): Change 0 to VOIDmode in function call.
17974 (df_get_call_refs, df_insn_refs_collect): Likewise.
17975 (df_bb_regs_collect): Likewise.
17976 (df_entry_block_defs_collect): Likewise.
17977 (df_exit_block_uses_collect): Likewise.
17978 * df.h: Update declarations.
17979 * double-int.c (double_int_divmod): Add cast to enum type.
17980 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
17981 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
17982 (based_loc_descr): Likewise.
17983 (loc_descriptor_from_tree_1): Change first_op and second_op to
17984 enum dwarf_location_atom. Add cast to enum type.
17985 * expmed.c (init_expmed): Change 0 to SET in function call.
17986 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
17987 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
17988 (do_store_flag): Likewise.
17989 * fixed-value.h (struct fixed_value): Change mode to enum
17991 * function.c (assign_parms): Change 0 to VOIDmode in function call.
17992 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
17994 (insert_insn_decl, insert_decl, insert_state): Likewise.
17995 (automata_list_finish): Likewise.
17996 * genrecog.c (process_define_predicate): Add cast to enum type.
17997 * gensupport.c (init_predicate_table): Add cast to enum type.
17998 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18000 (gimple_build_call_1, gimple_build_label): Likewise.
18001 (gimple_build_goto, gimple_build_asm_1): Likewise.
18002 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18003 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18004 (enum fallback): Rename from enum fallback_t.
18005 (fallback_t): Typedef as int.
18006 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18007 GSI_SAME_STMT in function call.
18008 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18010 (setup_reg_class_relations): Likewise.
18011 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18012 (setup_prohibited_class_mode_regs): Add cast to enum type.
18013 (setup_prohibited_mode_move_regs): Likewise.
18014 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18015 (record_address_regs): Change i to enum reg_class.
18016 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18017 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18018 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18019 (GET_MODE_2XWIDER_MODE): Likewise.
18020 (GET_CLASS_NARROWEST_MODE): Likewise.
18021 * omp-low.c (expand_omp_for): Add cast to enum type.
18022 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18023 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18024 * postreload.c (reload_cse_simplify_operands): Change rclass local
18026 * predict.c (combine_predictions_for_insn): Change best_predictor
18027 and predictor to enum br_predictor.
18028 (combine_predictions_for_bb): Likewise.
18029 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18030 use SET_PREDICT_EXPR_OUTCOME.
18031 * real.c (real_arithmetic): Change icode to code in function call.
18032 * reginfo.c (init_move_cost): Add casts to enum type.
18033 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18034 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18036 * reload.c (find_valid_class): Add casts to enum type.
18037 (push_reload): Change 0 to NO_REGS in function call.
18038 (find_reloads): Change this_alternative to array of enum
18039 reg_class. Remove some now-unnecessary casts.
18040 (make_memloc): Change 0 to VOIDmode in function call.
18041 * reload1.c (reload): Change 0 to VOIDmode in function call.
18042 (eliminate_regs_1, elimination_effects): Likewise.
18043 (eliminate_regs_in_insn): Likewise.
18044 (emit_input_reload_insns): Add cast to enum type.
18045 (delete_output_reload): Change 0 to VOIDmode in function call.
18046 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18047 to enum type in function call.
18048 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18049 (SET_PREDICT_EXPR_OUTCOME): Define.
18050 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18051 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18052 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18053 (dump_function): Likewise.
18054 * tree-dump.h: Update declarations.
18055 * tree-pass.h: Update declarations.
18056 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18057 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18059 (arm_rtx_costs_1): Correct parenthesization.
18060 (arm_rtx_costs): Add casts to enum type.
18061 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18062 (vfp_emit_fstmd): Use add_rg_note.
18063 (emit_multi_reg_push, emit_sfm): Likewise.
18064 (thumb_set_frame_pointer): Likewise.
18065 (arm_expand_prologue): Likewise.
18066 (arm_regno_class): Change return type to enum reg_class.
18067 (thumb1_expand_prologue): Use add_reg_note.
18068 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18069 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18071 * config/arm/gentune.sh: Add cast to enum type.
18072 * config/arm/arm-tune.md: Rebuild.
18073 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18074 (ix86_split_fp_branch, predict_jump): Likewise.
18075 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18076 insn_code to enum rtx_code.
18077 (ix86_builtin_vectorized_function): Add cast to enum type.
18078 * config/i386/i386.md (truncdfsf2): Change slot to enum
18080 (truncxf<mode>2, isinf<mode>2): Likewise.
18081 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18083 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18084 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18085 (insert_bundle_state): Change 1 to INSERT in function call.
18086 (ia64_add_bundle_selector_before): Likewise.
18087 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18088 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18089 (restore_stack_nonlocal): Likewise.
18090 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18092 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18094 (mips_rtx_costs): Likewise.
18095 (mips_override_options): Add casts to enum type.
18096 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18098 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18099 (store_reg, set_reg_plus_d): Likewise.
18100 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18101 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18103 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18105 (emit_unlikely_jump): Use add_reg_note.
18106 (rs6000_emit_allocate_stack): Likewise.
18107 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18108 (output_toc): Change 1 to INSERT in function call.
18109 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18110 (rs6000_initialize_trampoline): Likewise.
18111 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18113 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18114 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18115 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18116 (save_gprs): Use add_reg_note.
18117 (s390_emit_prologue): Likewise.
18118 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18119 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18120 (sparc_fold_builtin): Add cast to enum type.
18121 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18123 (spu_expand_prologue): Use add_reg_note.
18124 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18126 2009-04-20 Ian Lance Taylor <iant@google.com>
18128 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18129 (c_parser_postfix_expression_after_primary): Get VEC for list of
18130 arguments. Get original types of arguments. Call
18131 build_function_call_vec.
18132 (cached_expr_list_1, cached_expr_list_2): New static variables.
18133 (c_parser_expr_list): Change return type to VEC *. Add
18134 p_orig_types parameter. Change all callers.
18135 (c_parser_release_expr): New static function.
18136 (c_parser_vec_to_tree_list): New static function.
18137 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18138 call build_function_call_vec.
18139 (build_function_call_vec): New function, based on old
18140 build_function_call.
18141 (convert_arguments): Remove nargs and argarray parameters. Change
18142 values to a VEC. Add origtypes parameter.
18143 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18144 (convert_for_assignment): Add origtype parameter. Change all
18145 callers. If warn_cxx_compat, check for conversion to an enum
18146 type when calling a function.
18147 (store_init_value): Add origtype parameter. Change all callers.
18148 (digest_init): Likewise.
18149 (struct init_node): Add origtype field.
18150 (add_pending_init): Add origtype parameter. Change all callers.
18151 (output_init_element): Likewise.
18152 (output_pending_init_elements): Pass origtype from init_node to
18153 output_init_element.
18154 (process_init_element): Pass origtype from c_expr to
18155 output_init_element.
18156 (c_finish_return): Add origtype parameter. Change all callers.
18157 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18159 (sync_resolve_params): Likewise.
18160 (sync_resolve_return): Change params to first_param. Change caller.
18161 (resolve_overloaded_builtins): Change params to VEC *. Change
18162 callers. Save first parameter around call to build_function_call_vec.
18163 * c-decl.c (finish_decl): Add origtype parameter. Change all
18164 callers. Call build_function_call_vec rather than
18165 build_function_call for cleanup.
18166 * c-tree.h: Update declarations.
18167 * c-common.h: Update declarations.
18168 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18169 params to first_param.
18170 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18171 params parameter from tree to void *.
18172 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18173 Change arglist parameter to have type void *, and to be a pointer
18175 * config/rs6000/rs6000-protos.h
18176 (altivec_resolve_overloaded_builtin): Update declaration.
18177 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18178 fnargs parameter to have type void *, and to be a pointer to a
18179 VEC. Call build_function_call_vec instead of
18180 build_function_call.
18181 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18183 2009-04-20 Joey Ye <joey.ye@intel.com>
18184 Xuepeng Guo <xuepeng.guo@intel.com>
18185 H.J. Lu <hongjiu.lu@intel.com>
18187 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18189 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18190 (IX86_LEA_PRIORITY): Likewise.
18191 (distance_non_agu_define): New function.
18192 (distance_agu_use): Likewise.
18193 (ix86_lea_for_add_ok): Likewise.
18194 (ix86_dep_by_shift_count): Likewise.
18196 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18197 should split for LEA.
18199 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18201 (ix86_dep_by_shift_count): Likewise.
18203 2009-04-20 Richard Guenther <rguenther@suse.de>
18205 * expr.c (handled_component_p): Move ...
18206 * tree.h (handled_component_p): ... here.
18207 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18208 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18209 and REALPART_EXPR to be in one group.
18211 2009-04-20 Richard Guenther <rguenther@suse.de>
18213 * basic-block.h (get_all_dominated_blocks): Declare.
18214 * dominance.c (get_all_dominated_blocks): New function.
18215 * tree-cfg.c (get_all_dominated_blocks): Remove.
18216 (remove_edge_and_dominated_blocks): Adjust.
18217 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18218 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18219 instead of recursing.
18221 2009-04-20 Doug Kwan <dougkwan@google.com>
18223 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18224 (struct cgraph_node_set_def): New type.
18225 (cgraph_node_set) New type. Also declare vector functions.
18226 (struct cgraph_node_set_element_def): New type.
18227 (cgraph_node_set_element): Ditto.
18228 (cgraph_node_set_iterator): New iterator type.
18229 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18230 cgraph_node_set_remove, dump_cgraph_node_set,
18231 debug_cgraph_node_set): New prototypes.
18232 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18233 cgraph_node_set_size): New inlines.
18234 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18235 including cgraph.h.
18236 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18237 argument to function 'write_summary'.
18238 * ipa.c: Include ggc.h.
18239 (hash_cgraph_node_set_element,
18240 eq_cgraph_node_set_element, cgraph_node_set_new,
18241 cgraph_node_set_add, cgraph_node_set_remove,
18242 cgraph_node_set_find, dump_cgraph_node_set,
18243 debug_cgraph_node_set): New functions.
18244 * Makefile.in (ipa.o): Add dependency on GGC_H.
18246 2009-04-20 Ira Rosen <irar@il.ibm.com>
18248 PR tree-optimization/39675
18249 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18250 check of the return code of vect_schedule_slp. Check that
18251 stmt_vec_info still exists for the statement, before checking its
18252 vectorization type.
18254 2009-04-20 Michael Matz <matz@suse.de>
18256 * Makefile.in (generated_files): Take out $(simple_generated_c).
18258 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18260 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18261 (UINTPTR_TYPE): Likewise.
18263 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18266 * c-typeck.c (digest_init): Check for initializing an array with a
18269 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18272 * c-semantics.c (pop_stmt_list): Propagate
18273 STATEMENT_LIST_HAS_LABEL to parent statement list.
18275 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18277 * config/mips/mips.h (mips_tune_attr): New macro.
18278 * config/mips/mips.md (cpu): Use it.
18280 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18283 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18286 2009-04-19 Diego Novillo <dnovillo@google.com>
18288 * toplev.c (compile_file): Move call to coverage_finish ...
18289 * cgraphunit.c (ipa_passes): ... here.
18290 Call cgraph_process_new_functions.
18291 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18292 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18294 2009-04-19 Jan Hubicka <jh@suse.cz>
18296 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18298 (dump_cgraph_node): Dump can throw external flag.
18299 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18301 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18305 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18306 * common.opt (Wlogical-op): Move from here...
18307 * c.opt (Wlogical-op): ... to here.
18308 * c-typeck.c (parser_build_binary_op): Update call to
18309 warn_logical_operator.
18310 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18312 * c-common.c (warn_logical_op): Update.
18313 * c-common.h (warn_logical_op): Update declaration.
18315 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18317 * tree.c (protected_set_expr_location): Fix formatting.
18319 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18322 * c-typeck.c (readonly_warning): new.
18323 (build_unary_op, build_modify_expr): Use readonly_warning for
18324 storing into something readonly but not const-qualified.
18326 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18329 * c-typeck.c (build_unary_op): Check for taking address of
18330 expression of type void.
18332 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18335 * c-typeck.c (build_function_call): Check for calling a function
18336 with qualified void return types. Call require_complete_type when
18339 2009-04-18 Jan Hubicka <jh@suse.cz>
18341 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18343 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18344 can_throw_external flag.
18345 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18346 * ipa-pure-const.c (ignore_edge): New function.
18347 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18348 only over can_throw_external edges.
18349 (local_pure_const): Add nothrow flag.
18350 * ipa-utils.c (searchc): Add ignore_edge callback.
18351 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18352 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18353 (set_nothrow_function_flags): Update cgraph.
18354 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18356 2009-04-18 Richard Guenther <rguenther@suse.de>
18358 PR middle-end/39804
18359 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18360 (fold_stmt): ... this and ...
18361 (fold_stmt_inplace): ... this.
18362 (fold_stmt_1): Fold references in calls and asms.
18363 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18365 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18367 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18368 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18370 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18372 * tree.c (function_args_count): Remove.
18373 * tree.h: Remove the prototype for function_args_count.
18375 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18377 * tree-iterator.c (expr_only): Remove.
18378 * tree.h: Remove the prototype for expr_only.
18380 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18382 * reginfo.c (cannot_change_mode_set_regs): Remove.
18383 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18385 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18387 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18388 whether operands 0 and 1 overlaps.
18390 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18392 PR middle-end/36902
18393 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18394 pointer. Use warning_at instead of warning.
18395 (search_for_addr_array): Likewise.
18396 (check_array_bounds): Likewise.
18397 (check_all_array_refs): Check that the incoming edge is not in the
18398 list of edges to be removed.
18399 (check_all_array_refs): Avoid the temporal pointer.
18400 (vrp_visit_cond_stmt): Fix typo.
18401 (simplify_switch_using_ranges): Handle the case where the switch
18402 index is an integer constant.
18404 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18406 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18408 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18410 * doc/extend.texi, doc/invoke.texi: Fix typos.
18412 2009-04-17 Cary Coutant <ccoutant@google.com>
18414 * tree-flow-inline.h (get_lineno): Fix inverted test.
18416 2009-04-17 Diego Novillo <dnovillo@google.com>
18418 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18419 assertion for AVAIL_OUT.
18421 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18424 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18425 * config/sh/linux-atomic.asm: Likewise.
18427 2009-04-17 Diego Novillo <dnovillo@google.com>
18429 * except.c (debug_eh_tree): New.
18430 (struct eh_region, struct eh_status): Move ...
18431 * except.h: ... here.
18432 (add_type_for_runtime): Declare extern.
18433 (lookup_type_for_runtime): Likewise.
18434 (debug_eh_tree): Declare.
18435 * Makefile.in (GTFILES): List except.h before except.c
18437 2009-04-17 Diego Novillo <dnovillo@google.com>
18439 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18440 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18441 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18442 (find_vars_r): ... here.
18443 * tree-flow.h (find_referenced_vars_in): Declare.
18444 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18445 that AVAIL_OUT exists for BLOCK.
18446 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18447 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18448 (tree-parloops.o): Likewise.
18450 2009-04-17 Simon Baldwin <simonb@google.com>
18452 * toplev.c (default_tree_printer): Add handling for %E format.
18454 2009-04-17 Diego Novillo <dnovillo@google.com>
18456 * tree-pretty-print.c (dump_generic_node): Add break after
18457 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18458 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18459 FUNCTION_TYPE together. Call print_struct_decl when printing
18460 structures and TDF_SLIM is not given.
18461 (print_struct_decl): Fix logic for detecting recursion.
18463 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18466 * gcc.c (create_at_file): New.
18467 (compile_input_file_p): New.
18468 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18469 * main.c (main): Update call to toplev_main.
18470 * toplev.c (toplev_main): Change signature. Call expandargv.
18471 * toplev.h (toplev_main): Change signature.
18473 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18475 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18476 if the latter is not constant.
18478 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18480 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18482 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18484 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18485 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18487 2009-04-17 Richard Guenther <rguenther@suse.de>
18489 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18490 Handle component references view-converting an invariant address.
18492 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18494 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18495 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18496 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18497 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18498 Use @deftypevr rather than @deftypevar.
18500 2009-04-17 Richard Guenther <rguenther@suse.de>
18502 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18503 (get_prop_source_stmt): Likewise.
18504 (can_propagate_from): Likewise.
18506 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18508 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18509 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18510 (--with-multilib-list): Add default value.
18511 * configure: Regenerate.
18512 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18513 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18514 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18515 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18516 Don't add default cpu to multilib list unnecessarily, but do enable
18517 the relevant compiler option..
18518 Add support for --with-multilib-list=<blank> and
18519 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18520 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18521 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18522 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18523 TM_MULTILIB_CONFIG.
18524 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18525 (MULTILIB_OSDIRNAMES): New variable.
18526 * config/sh/t-1e: Delete file.
18527 * config/sh/t-mlib-sh1: Delete file.
18528 * config/sh/t-mlib-sh2: Delete file.
18529 * config/sh/t-mlib-sh2a: Delete file.
18530 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18531 * config/sh/t-mlib-sh2a-single: Delete file.
18532 * config/sh/t-mlib-sh2a-single-only: Delete file.
18533 * config/sh/t-mlib-sh2e: Delete file.
18534 * config/sh/t-mlib-sh3e: Delete file.
18535 * config/sh/t-mlib-sh4: Delete file.
18536 * config/sh/t-mlib-sh4-nofpu: Delete file.
18537 * config/sh/t-mlib-sh4-single: Delete file.
18538 * config/sh/t-mlib-sh4-single-only: Delete file.
18539 * config/sh/t-mlib-sh4a: Delete file.
18540 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18541 * config/sh/t-mlib-sh4a-single: Delete file.
18542 * config/sh/t-mlib-sh4a-single-only: Delete file.
18543 * config/sh/t-mlib-sh4al: Delete file.
18544 * config/sh/t-mlib-sh5-32media: Delete file.
18545 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18546 * config/sh/t-mlib-sh5-64media: Delete file.
18547 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18548 * config/sh/t-mlib-sh5-compact: Delete file.
18549 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18550 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18551 * doc/install.texi (Options specification): Add
18552 --with-multilib-list and --with-endian.
18554 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18556 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18558 (OBJS-common): Add plugin-version.o.
18559 (plugin-version.o): New.
18560 * gcc-plugin.h (plugin_gcc_version): New.
18561 (plugin_default_version_check): New.
18562 (plugin_init_func, plugin_init): Add version argument.
18563 * plugin-version.c: New.
18564 * plugin.c (str_plugin_gcc_version_name): New.
18565 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18566 pass it to the init function.
18567 (plugin_default_version_check): New.
18569 2009-04-17 Richard Guenther <rguenther@suse.de>
18571 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18572 for decl-vs-decl disambiguation.
18574 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18576 * config/s390/s390.h (s390_tune_attr): New macro definition.
18577 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18579 2009-04-17 Richard Guenther <rguenther@suse.de>
18581 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18582 (fold_stmt_r): Likewise.
18583 (maybe_fold_reference): New function.
18584 (fold_gimple_assign): Handle cases fold_stmt_r did.
18585 (fold_stmt): Do not use fold_stmt_r.
18586 (fold_stmt_inplace): Likewise.
18588 2009-04-17 Richard Guenther <rguenther@suse.de>
18590 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18591 (record_equivalences_from_stmt): Remove useless checks and
18593 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18594 the type is already suitable.
18596 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18598 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18600 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18602 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18603 (CMPtype): Define as __gcc_CMPtype.
18605 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18607 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18608 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18610 2009-04-17 Richard Guenther <rguenther@suse.de>
18612 PR tree-optimization/39746
18613 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18614 special-casing for builtins and static variable use/def.
18615 (call_may_clobber_ref_p_1): Likewise.
18617 2009-04-16 Ian Lance Taylor <iant@google.com>
18619 * df.h: Include "timevar.h".
18620 (struct df_problem): Change tv_id field to timevar_id_t.
18621 * tree-pass.h: Include "timevar.h".
18622 (struct opt_pass): Change tv_id field to timevar_id_t.
18623 * timevar.h (timevar_id_t): Define TV_NONE.
18624 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18625 TV_NONE rather than tv_id != 0.
18626 (execute_one_pass): Likewise.
18627 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18628 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18629 dependencies to $(TREE_PASS_H).
18630 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18632 (pass_branch_target_load_optimize2): Likewise.
18633 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18634 (pass_outof_cfg_layout_mode): Likewise.
18635 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18636 (pass_rebuild_cgraph_edges): Likewise.
18637 (pass_remove_cgraph_callee_edges): Likewise.
18638 * df-core.c (pass_df_initialize_opt): Likewise.
18639 (pass_df_initialize_no_opt): Likewise.
18640 (pass_df_finish): Likewise.
18641 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18642 * except.c (pass_set_nothrow_function_flags): Likewise.
18643 (pass_convert_to_eh_region_ranges): Likewise.
18644 * final.c (pass_compute_alignments): Likewise.
18645 * function.c (pass_instantiate_virtual_regs): Likewise.
18646 (pass_init_function): Likewise.
18647 (pass_leaf_regs): Likewise.
18648 (pass_match_asm_constraints): Likewise.
18649 * gimple-low.c (pass_lower_cf): Likewise.
18650 (pass_mark_used_blocks): Likewise.
18651 * init-regs.c (pass_initialize_regs): Likewise.
18652 * integrate.c (pass_initial_value_sets): Likewise.
18653 * ira.c (pass_ira): Likewise.
18654 * jump.c (pass_cleanup_barriers): Likewise.
18655 * omp-low.c (pass_expand_omp): Likewise.
18656 (pass_lower_omp): Likewise.
18657 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18658 * recog.c (pass_split_all_insns): Likewise.
18659 (pass_split_after_reload): Likewise.
18660 (pass_split_before_regstack): Likewise.
18661 (pass_split_before_sched2): Likewise.
18662 (pass_split_for_shorten_branches): Likewise.
18663 * reginfo.c (pass_reginfo_init): Likewise.
18664 (pass_subregs_of_mode_init): Likewise.
18665 (pass_subregs_of_mode_finish): Likewise.
18666 * passes.c (pass_postreload): Likewise.
18667 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18668 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18669 (pass_warn_function_return): Likewise.
18670 (pass_warn_function_noreturn): Likewise.
18671 * tree-complex.c (pass_lower_complex): Likewise.
18672 (pass_lower_complex_O0): Likewise.
18673 * tree-if-conv.c (pass_if_conversion): Likewise.
18674 * tree-into-ssa.c (pass_build_ssa): Likewise.
18675 * tree-mudflap.c (pass_mudflap_1): Likewise.
18676 (pass_mudflap_2): Likewise.
18677 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18678 (pass_mudflap_2): Likewise.
18679 * tree-nrv.c (pass_return_slot): Likewise.
18680 * tree-object-size.c (pass_object_sizes): Likewise.
18681 * tree-optimize.c (pass_all_optimizations): Likewise.
18682 (pass_early_local_passes): Likewise.
18683 (pass_all_early_optimizations): Likewise.
18684 (pass_cleanup_cfg): Likewise.
18685 (pass_cleanup_cfg_post_optimizing): Likewise.
18686 (pass_free_datastructures): Likewise.
18687 (pass_free_cfg_annotations): Likewise.
18688 (pass_fixup_cfg): Likewise.
18689 (pass_init_datastructures): Likewise.
18690 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18691 (pass_late_warn_uninitialized): Likewise.
18692 (pass_update_address_taken): Likewise.
18693 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18694 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18695 (pass_cse_sincos): Likewise.
18696 (pass_convert_to_rsqrt): Likewise.
18697 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18698 * tree-stdarg.c (pass_stdarg): Likewise.
18699 * tree-tailcall.c (pass_tail_recursion): Likewise.
18700 (pass_tail_calls): Likewise.
18701 * tree-vect-generic.c (pass_lower_vector): Likewise.
18702 (pass_lower_vector_ssa): Likewise.
18703 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18705 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18707 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18709 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18711 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18712 logical and signext.
18714 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18717 * config/sh/predicates.md (arith_operand): Check if the operand
18718 of TRUNCATE is a REG.
18720 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18722 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18723 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18725 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18727 * tree-iterator.c (tsi_split_statement_list_after,
18728 tsi_split_statement_list_before): Remove.
18729 * tree-iterator.h: Remove the prototypes for
18730 tsi_split_statement_list_after and tsi_split_statement_list_before.
18732 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18734 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18735 * tree-ssa-propagate.h: Remove the prototype for
18736 stmt_makes_single_load.
18738 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18740 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18741 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18743 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18745 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18747 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18749 * except.c (eh_region_outer_p): Remove.
18750 * except.h: Remove the prototype for eh_region_outer_p.
18752 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18754 * function.c (current_function_assembler_name): Remove.
18755 * function.h: Remove the prototype for
18756 current_function_assembler_name.
18758 2009-04-16 Ian Lance Taylor <iant@google.com>
18760 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18761 (add_reg_note): Call alloc_reg_note.
18762 * rtl.h (alloc_reg_note): Declare.
18763 * combine.c (try_combine): Use alloc_reg_note.
18764 (recog_for_combine, move_deaths): Likewise.
18765 (distribute_notes): Use alloc_reg_note and add_reg_note.
18766 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18767 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18768 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18770 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18772 PR rtl-optimization/39762
18773 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18774 ira_may_move_out_cost): Add comments about way of their usage.
18775 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18777 * ira-conflicts.c (process_regs_for_copy): Use function
18778 ira_get_register_move_cost instead of global
18779 ira_register_move_cost.
18781 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18782 color_pass, move_spill_restore, update_curr_costs): Ditto.
18784 * ira-lives.c (process_single_reg_class_operands): Ditto.
18786 * ira-emit.c (emit_move_list): Ditto.
18788 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18789 (record_reg_classes): Ditto. Use functions
18790 ira_get_register_move_cost and ira_get_may_move_cost instead of
18791 global vars ira_register_move_cost, ira_may_move_out_cost and
18792 ira_may_move_in_cost.
18793 (record_address_regs): Don't call ira_init_register_move_cost.
18794 Use function ira_get_may_move_cost instead of global
18795 ira_may_move_in_cost.
18796 (process_bb_node_for_hard_reg_moves): Use function
18797 ira_get_register_move_cost instead of global ira_register_move_cost.
18798 (ira_costs): Don't call ira_init_register_move_cost.
18800 2009-04-16 Richard Guenther <rguenther@suse.de>
18802 * tree-cfg.c (verify_gimple_assign_binary):
18803 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18804 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18805 (create_general_new_stmt): Note that this function is broken.
18807 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18809 * common.opt (fhelp): Add Var(help_flag).
18810 * gcc-plugin.h (plugin_info): Add help.
18811 * plugin.c (plugin_name_args): Add help.
18812 (register_plugin_info): Set plugin->help.
18813 (print_help_one_plugin): New.
18814 (print_plugins_help): New.
18815 * plugin.h (print_plugins_help): New.
18816 * toplev.c (toplev_main): Call print_plugins_help if needed.
18818 2009-04-16 Richard Guenther <rguenther@suse.de>
18820 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18821 (gimple_ior_addresses_taken_1): New function.
18822 (gimple_ior_addresses_taken): Likewise.
18823 * gimple.h (struct gimple_statement_with_ops_base): Remove
18824 addresses_taken member.
18825 (gimple_ior_addresses_taken): Declare.
18826 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18827 gimple_set_addresses_taken): Remove.
18828 * ipa-reference.c (mark_address): New function.
18829 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18830 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18831 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18832 (gimple_add_to_addresses_taken): Remove.
18833 (get_tmr_operands): Call mark_address_taken.
18834 (get_asm_expr_operands): Likewise.
18835 (get_expr_operands): Likewise.
18836 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18837 (free_stmt_operands): Do not free it.
18838 * tree-ssa.c (delete_tree_ssa): Likewise.
18839 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18841 2009-04-16 Richard Guenther <rguenther@suse.de>
18843 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18844 (walk_stmt_load_store_ops): Likewise.
18845 * gimple.c (get_base_loadstore): New function.
18846 (walk_stmt_load_store_addr_ops): Likewise.
18847 (walk_stmt_load_store_ops): Likewise.
18848 * ipa-pure-const.c (check_op): Simplify.
18849 (check_load, check_store): New functions.
18850 (check_stmt): Use walk_stmt_load_store_ops.
18851 * ipa-reference.c (mark_load): Adjust signature.
18852 (mark_store): Likewise.
18853 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18855 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18857 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18858 (plugin_info): New.
18859 * opts.c (common_handle_option): Don't call print_version.
18860 * plugin.c (plugin_name_args): Add version.
18861 (register_plugin_info): New.
18862 (register_callback): Handle PLUGIN_INFO.
18863 (try_init_one_plugin): New.
18864 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18866 (finalize_one_plugin): New.
18867 (finalize_plugins): New.
18868 (print_one_plugin): New.
18869 (print_plugins_versions): New.
18870 * plugin.h (print_plugins_versions): New.
18871 (finalize_plugins): New.
18872 * toplev.c (compile_file): Don't call initialize_plugins.
18873 (print_version): Call print_plugins_versions.
18874 (toplev_main): Call initialize_plugins. Print version if needed.
18875 Call finalize_plugins.
18877 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18879 * common.opt (fversion): New.
18880 * gcc.c (print_version): New.
18881 (process_command): Don't print the version. Just set print_version.
18882 (main): Print version. Call subprocesses if print_version and
18883 verbose_flag are set.
18884 * opts.c (common_handle_option): Handle OPT_fversion.
18886 2009-04-16 Richard Guenther <rguenther@suse.de>
18887 Ira Rosen <irar@il.ibm.com>
18889 PR tree-optimization/39698
18890 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
18891 type of the reduction variable. Only generate the def if
18894 * omp-low.c (expand_omp_for_generic): When converting to a pointer
18895 make sure to first convert to an integer of the same precision.
18896 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
18897 the type of the evolution correctly in computing the new
18898 induction variable base.
18900 2009-04-16 Richard Guenther <rguenther@suse.de>
18902 PR middle-end/39625
18903 * tree-cfg.c (make_blocks): Split statements with to-be
18904 abnormal SSA names on the lhs.
18906 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
18908 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
18909 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
18910 * c-typeck.c (really_start_incremental_init): Likewise.
18911 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
18912 (TARGET_INITIALIZER): Remove it.
18913 * target.h (struct target): Remove vector_opaque_p.
18914 * tree.c (build_opaque_vector_type): New.
18915 * tree.h (TYPE_VECTOR_OPAQUE): New.
18916 (build_opaque_vector_type): Declare.
18917 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
18918 * config/rs6000/rs6000.c (build_opaque_vector_type,
18919 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
18920 (rs6000_init_builtins): Use build_opaque_vector_type for
18921 opaque_V4SI_type_node.
18923 2009-04-15 Catherine Moore <clm@codesourcery.com>
18925 * debug.h (set_name): Declare.
18926 * dwarf2out.c (dwarf2out_set_name): Declare.
18927 (dwarf2_debug_hooks): Add set_name.
18928 (find_AT_string): New.
18929 (add_AT_string): Call find_AT_string.
18930 (dwarf2out_set_name): New.
18931 * cp/decl.c (grokdeclarator): Call set_name.
18932 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
18933 * debug.c (do_nothing_debug_hooks): Likewise.
18934 * dbxout.c (dbx_debug_hooks): Likewise.
18935 * sdbout.c (sdb_debug_hooks): Likewise.
18937 2009-04-15 Michael Eager <eager@eagercon.com>
18939 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
18940 reg for single-precision FPU.
18941 * config/rs6000/rs6000.md (movsi_internal1): Only for
18942 !TARGET_SINGLE_FPU.
18943 (movsi_internal1_single): New. Add pattern to move SI values to/from
18944 single-precision FP regs.
18946 2009-04-15 Richard Guenther <rguenther@suse.de>
18948 * omp-low.c (lower_rec_input_clauses): Build correct address
18950 (expand_omp_for_generic): Fix multiplication type.
18951 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
18952 (generate_memset_zero): Fix types.
18953 * tree-profile.c (prepare_instrumented_value): Correctly
18956 2009-04-15 Ian Lance Taylor <iant@google.com>
18958 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
18959 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
18960 for -Wall and for -Wc++-compat.
18961 (c_common_post_options): For C++, set warn_enum_compare if not
18963 * c-tree.h (struct c_expr): Add field original_type.
18964 (build_external_ref): Update declaration.
18965 * c-parser.c (c_parser_braced_init): Set original_type.
18966 (c_parser_initelt): Likewise.
18967 (c_parser_expr_no_commas): Likewise.
18968 (c_parser_conditional_expression): Likewise.
18969 (c_parser_cast_expression): Likewise.
18970 (c_parser_unary_expression): Likewise. Pull setting of
18971 original_code to top of function.
18972 (c_parser_sizeof_expression): Set original_type.
18973 (c_parser_alignof_expression): Likewise.
18974 (c_parser_postfix_expression): Likewise. Pull setting of
18975 original_code to top of function.
18976 (c_parser_postfix_expression_after_paren_type): Set original_type.
18977 (c_parser_postfix_expression_after_primary): Likewise.
18978 (c_parser_expression): Likewise.
18979 * c-typeck.c (build_external_ref): Add type parameter. Change all
18981 (c_expr_sizeof_expr): Set original_type field.
18982 (parser_build_unary_op): Likewise.
18983 (parser_build_binary_op): Likewise. Optionally warn about
18984 comparisons of enums of different types.
18985 (digest_init): Set original_type field.
18986 (really_start_incremental_init): Likewise.
18987 (push_init_level, pop_init_level): Likewise.
18988 * doc/invoke.texi (Warning Options): -Wenum-compare now
18991 2009-04-15 Richard Guenther <rguenther@suse.de>
18993 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
18994 out a necessary conversion.
18995 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
18996 names we didn't value number.
18997 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
18999 2009-04-15 Richard Guenther <rguenther@suse.de>
19001 PR tree-optimization/39764
19002 * tree-ssa-ccp.c (get_value): Canonicalize value with
19003 canonicalize_float_value.
19005 2009-04-15 Jan Hubicka <jh@suse.cz>
19007 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19008 Wrong version of patch.
19010 2009-04-15 Jan Hubicka <jh@suse.cz>
19012 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19014 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19016 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19017 our distinct integral and vector types.
19019 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19021 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19022 * init.c (build_vtbl_address): Remove call to assemble_external.
19024 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19026 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19027 output for other floating point modes.
19029 2009-04-14 Diego Novillo <dnovillo@google.com>
19031 * diagnostic.c (diagnostic_report_diagnostic): Do not
19032 warn about loaded plugins for DK_ERROR and DK_WARNING.
19033 * c-decl.c (declspecs_add_type): Move call to
19034 invoke_plugin_callbacks ...
19035 * c-parser.c (c_parser_declspecs): ... here.
19036 * plugin.c (dump_active_plugins): Tidy output.
19038 2009-04-14 Diego Novillo <dnovillo@google.com>
19039 Le-Chun Wu <lcwu@google.com>
19041 * configure.ac: Add --enable-plugin support.
19042 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19043 * Makefile.in (PLUGIN_H): Define.
19044 Export ENABLE_PLUGIN and GMPINC to site.exp.
19045 Add PLUGINLIBS to link command.
19046 Add/modify dependencies for plugin.o and files including plugin.h.
19048 * config.in: Regenerate.
19050 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19053 2009-04-14 Le-Chun Wu <lcwu@google.com>
19055 * tree-pass.h (register_one_dump_file): Add a prototype for
19056 register_one_dump_file.
19057 * toplev.c (compile_file): Call initialize_plugins.
19058 (do_compile): Call invoke_plugin_callbacks.
19059 (toplev_main): Call invoke_plugin_callbacks.
19060 * common.opt: Add -fplugin= and -fplugin-arg-.
19061 * gcc-plugin.h: New public header file for plugins to include.
19062 * plugin.c: New source file.
19063 * plugin.h: New internal header file.
19064 * passes.c (register_one_dump_file): Make it external.
19066 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19068 2009-04-14 Diego Novillo <dnovillo@google.com>
19070 * doc/plugins.texi: New.
19071 * doc/gccint.texi: Add reference to Plugins chapter.
19072 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19073 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19074 loaded plugins, if any.
19075 * timevar.def (TV_PLUGIN_INIT): Define.
19076 (TV_PLUGIN_RUN): Define.
19077 * plugin.c: Include timevar.h
19078 (plugins_active_p): New.
19079 (dump_active_plugins): New.
19080 (debug_active_plugins): New.
19082 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19084 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19086 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19088 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19090 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19091 the same as a minus without a shift.
19093 2009-04-14 Nick Clifton <nickc@redhat.com>
19095 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19096 comparisons with small integers will always produce a short
19099 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19102 2008-12-19 Diego Novillo <dnovillo@google.com>
19104 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19106 2009-04-14 Richard Guenther <rguenther@suse.de>
19108 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19110 (verify_gimple_assign_binary): Likewise. Handle shifts and
19112 (verify_gimple_phi): Print the mismatched argument position.
19113 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19115 (vect_update_init_of_dr): Likewise.
19116 * matrix-reorg.c (transform_access_sites): Do what the
19118 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19120 2009-04-13 Michael Eager <eager@eagercon.com>
19122 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19123 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19124 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19125 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19126 remove duplicate config
19128 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19130 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19131 file_name:line_number type locator of the call site.
19133 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19135 * genautomata.c: Put blank after comma.
19136 (automaton_decls): New.
19137 (struct unit_usage): Add comments to member next.
19138 (store_alt_unit_usage): Keep the list ordered.
19139 (unit_present_on_list_p, equal_alternatives_p): New.
19140 (check_regexp_units_distribution): Check units distribution
19141 correctness correctly.
19142 (main): Don't write automata if error is found. Return correct
19145 * config/m68k/cf.md (cfv4_ds): Remove.
19146 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19147 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19149 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19150 power4-load-ext, power4-store, power4-store-update,
19151 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19152 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19153 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19154 power4-sqrt, power4-isync): Modify reservation to make correct
19155 unit distribution to automata.
19157 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19158 power5-store-update, power5-two, power5-three, power5-lmul,
19159 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19161 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19163 * except.c (pass_set_nothrow_function_flags): Set name and add
19165 (set_nothrow_function_flags): Mention in the dump file when
19166 changing a function to nothrow.
19168 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19171 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19172 instead of unsigned long.
19174 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19176 * config/arm/arm.c (return_used_this_function): Remove.
19177 (arm_output_function_prologue): Remove use of
19178 return_used_this_function.
19179 (output_return_instruction): Replace use of
19180 return_used_this_function
19181 by cfun->machine->return_used_this_function.
19182 (arm_output_epilogue): Likewise.
19183 (arm_output_function_epilogue): Likewise.
19184 (thumb_unexpanded_epilogue): Likewise.
19185 * config/arm/arm.h (struct machine_function):
19186 New member return_used_this_function.
19188 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19190 * doc/install.texi: Correct description of default directory for
19191 --with-gxx-include-dir.
19193 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19195 * fold-const.c (build_range_check): Properly deal with enumeral and
19196 boolean base types.
19198 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19200 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19201 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19202 * params.h (MAX_GCSE_PASSES): Remove.
19203 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19204 in sequence. Remove ability to run multiple passes.
19205 (bypass_jumps): Report run as third CPROP pass.
19207 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19209 PR middle-end/39651
19210 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19211 when deciding whether the whole SEQUENCE can throw.
19213 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19216 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19217 offseted label references.
19219 2009-04-11 Jan Hubicka <jh@suse.cz>
19221 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19223 2009-04-11 Richard Guenther <rguenther@suse.de>
19225 PR middle-end/39732
19226 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19227 return variables as TREE_ADDRESSABLE.
19229 2009-04-11 Richard Guenther <rguenther@suse.de>
19231 PR tree-optimization/39713
19232 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19233 reference trees have SSA_NAME operands.
19235 2009-04-11 Richard Guenther <rguenther@suse.de>
19238 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19239 address expressions.
19241 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19243 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19244 match changes in Cygwin 1.7
19245 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19246 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19248 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19250 PR tree-optimization/39701
19251 * doc/invoke.texi (Optimization Options): Document change in
19252 meaning and initialization of -fdelete-null-pointer-checks.
19254 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19256 PR middle-end/39701
19257 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19259 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19262 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19264 2009-04-10 Chao-ying Fu <fu@mips.com>
19266 * doc/tm.texi (Instruction Output): Document
19267 TARGET_ASM_FINAL_POSTSCAN_INSN.
19268 * target.h (final_postscan_insn): New field in asm_out.
19269 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19270 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19271 * final.c (final_scan_insn): Call
19272 targetm.asm_out.final_postscan_insn after outputting
19273 an asm macro and a normal instruction.
19275 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19276 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19277 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19278 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19279 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19281 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19283 PR middle-end/39701
19284 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19285 variables as non-NULL even with -fdelete-null-pointer-checks.
19287 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19289 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19291 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19294 * config/i386/i386.c (classify_argument): Handle SCmode with
19295 (bit_offset % 64) != 0.
19297 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19299 * doc/invoke.texi (Optimize Options): Add cross-reference to
19300 -Q --help=optimizers examples.
19302 2009-04-10 Ben Elliston <bje@au.ibm.com>
19305 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19306 regalign for the reg == fpr and TDmode case.
19308 2009-04-09 David Ayers <ayers@fsfe.org>
19311 * objc/objc-act.c (warn_with_method): Remove helper function.
19312 (check_duplicates): Call warning and inform directly.
19313 (really_start_method): Likewise.
19315 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19317 * expmed.c (expand_divmod): Always use a comparison for a division
19318 by a large unsigned integer.
19320 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19321 for things others than variables or functions as nonzero.
19323 2009-04-09 Nick Clifton <nickc@redhat.com>
19325 * unwind-compat.c: Change copyright header to refer to version
19326 3 of the GNU General Public License with version 3.1 of the
19327 GCC Runtime Library Exception and to point readers at the
19328 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19329 * config/alpha/crtfastmath.c: Likewise.
19330 * config/alpha/linux-unwind.h: Likewise.
19331 * config/alpha/qrnnd.asm: Likewise.
19332 * config/alpha/vms-crt0-64.c: Likewise.
19333 * config/alpha/vms-crt0.c: Likewise.
19334 * config/alpha/vms-dwarf2.asm: Likewise.
19335 * config/alpha/vms-dwarf2eh.asm: Likewise.
19336 * config/alpha/vms-psxcrt0-64.c: Likewise.
19337 * config/alpha/vms-psxcrt0.c: Likewise.
19338 * config/alpha/vms_tramp.asm: Likewise.
19339 * config/arc/initfini.c: Likewise.
19340 * config/arc/lib1funcs.asm: Likewise.
19341 * config/arm/bpabi-v6m.S: Likewise.
19342 * config/arm/bpabi.S: Likewise.
19343 * config/arm/bpabi.c: Likewise.
19344 * config/arm/crti.asm: Likewise.
19345 * config/arm/crtn.asm: Likewise.
19346 * config/arm/ieee754-df.S: Likewise.
19347 * config/arm/ieee754-sf.S: Likewise.
19348 * config/arm/lib1funcs.asm: Likewise.
19349 * config/arm/libunwind.S: Likewise.
19350 * config/arm/linux-atomic.c: Likewise.
19351 * config/arm/mmintrin.h: Likewise.
19352 * config/arm/pr-support.c: Likewise.
19353 * config/arm/unaligned-funcs.c: Likewise.
19354 * config/arm/unwind-arm.c: Likewise.
19355 * config/arm/unwind-arm.h: Likewise.
19356 * config/avr/libgcc.S: Likewise.
19357 * config/bfin/crti.s: Likewise.
19358 * config/bfin/crtlibid.s: Likewise.
19359 * config/bfin/crtn.s: Likewise.
19360 * config/bfin/lib1funcs.asm: Likewise.
19361 * config/bfin/linux-unwind.h: Likewise.
19362 * config/cris/arit.c: Likewise.
19363 * config/cris/cris_abi_symbol.c: Likewise.
19364 * config/darwin-64.c: Likewise.
19365 * config/darwin-crt2.c: Likewise.
19366 * config/darwin-crt3.c: Likewise.
19367 * config/darwin.h: Likewise.
19368 * config/dbxelf.h: Likewise.
19369 * config/dfp-bit.c: Likewise.
19370 * config/dfp-bit.h: Likewise.
19371 * config/elfos.h: Likewise.
19372 * config/fixed-bit.c: Likewise.
19373 * config/fixed-bit.h: Likewise.
19374 * config/fp-bit.c: Likewise.
19375 * config/fp-bit.h: Likewise.
19376 * config/fr30/crti.asm: Likewise.
19377 * config/fr30/crtn.asm: Likewise.
19378 * config/fr30/lib1funcs.asm: Likewise.
19379 * config/freebsd-spec.h: Likewise.
19380 * config/frv/cmovd.c: Likewise.
19381 * config/frv/cmovh.c: Likewise.
19382 * config/frv/cmovw.c: Likewise.
19383 * config/frv/frvbegin.c: Likewise.
19384 * config/frv/frvend.c: Likewise.
19385 * config/frv/lib1funcs.asm: Likewise.
19386 * config/glibc-stdint.h: Likewise.
19387 * config/h8300/clzhi2.c: Likewise.
19388 * config/h8300/crti.asm: Likewise.
19389 * config/h8300/crtn.asm: Likewise.
19390 * config/h8300/ctzhi2.c: Likewise.
19391 * config/h8300/fixunssfsi.c: Likewise.
19392 * config/h8300/lib1funcs.asm: Likewise.
19393 * config/h8300/parityhi2.c: Likewise.
19394 * config/h8300/popcounthi2.c: Likewise.
19395 * config/i386/ammintrin.h: Likewise.
19396 * config/i386/att.h: Likewise.
19397 * config/i386/avxintrin.h: Likewise.
19398 * config/i386/biarch64.h: Likewise.
19399 * config/i386/bmmintrin.h: Likewise.
19400 * config/i386/cpuid.h: Likewise.
19401 * config/i386/cross-stdarg.h: Likewise.
19402 * config/i386/crtfastmath.c: Likewise.
19403 * config/i386/crtprec.c: Likewise.
19404 * config/i386/cygming-crtbegin.c: Likewise.
19405 * config/i386/cygming-crtend.c: Likewise.
19406 * config/i386/cygwin.asm: Likewise.
19407 * config/i386/emmintrin.h: Likewise.
19408 * config/i386/gmm_malloc.h: Likewise.
19409 * config/i386/gthr-win32.c: Likewise.
19410 * config/i386/i386.h: Likewise.
19411 * config/i386/immintrin.h: Likewise.
19412 * config/i386/linux-unwind.h: Likewise.
19413 * config/i386/linux64.h: Likewise.
19414 * config/i386/mm3dnow.h: Likewise.
19415 * config/i386/mmintrin-common.h: Likewise.
19416 * config/i386/mmintrin.h: Likewise.
19417 * config/i386/nmmintrin.h: Likewise.
19418 * config/i386/pmm_malloc.h: Likewise.
19419 * config/i386/pmmintrin.h: Likewise.
19420 * config/i386/smmintrin.h: Likewise.
19421 * config/i386/sol2-c1.asm: Likewise.
19422 * config/i386/sol2-ci.asm: Likewise.
19423 * config/i386/sol2-cn.asm: Likewise.
19424 * config/i386/sol2-gc1.asm: Likewise.
19425 * config/i386/tmmintrin.h: Likewise.
19426 * config/i386/unix.h: Likewise.
19427 * config/i386/w32-unwind.h: Likewise.
19428 * config/i386/wmmintrin.h: Likewise.
19429 * config/i386/x86-64.h: Likewise.
19430 * config/i386/x86intrin.h: Likewise.
19431 * config/i386/xmmintrin.h: Likewise.
19432 * config/ia64/crtbegin.asm: Likewise.
19433 * config/ia64/crtend.asm: Likewise.
19434 * config/ia64/crtfastmath.c: Likewise.
19435 * config/ia64/crti.asm: Likewise.
19436 * config/ia64/crtn.asm: Likewise.
19437 * config/ia64/fde-glibc.c: Likewise.
19438 * config/ia64/lib1funcs.asm: Likewise.
19439 * config/ia64/linux-unwind.h: Likewise.
19440 * config/ia64/quadlib.c: Likewise.
19441 * config/ia64/unwind-ia64.c: Likewise.
19442 * config/linux.h: Likewise.
19443 * config/m32c/m32c-lib1.S: Likewise.
19444 * config/m32c/m32c-lib2-trapv.c: Likewise.
19445 * config/m32c/m32c-lib2.c: Likewise.
19446 * config/m32r/initfini.c: Likewise.
19447 * config/m68hc11/larith.asm: Likewise.
19448 * config/m68hc11/m68hc11-crt0.S: Likewise.
19449 * config/m68k/cf.md: Likewise.
19450 * config/m68k/crti.s: Likewise.
19451 * config/m68k/crtn.s: Likewise.
19452 * config/m68k/lb1sf68.asm: Likewise.
19453 * config/m68k/linux-unwind.h: Likewise.
19454 * config/mcore/crti.asm: Likewise.
19455 * config/mcore/crtn.asm: Likewise.
19456 * config/mcore/lib1.asm: Likewise.
19457 * config/mips/linux-unwind.h: Likewise.
19458 * config/mips/loongson.h: Likewise.
19459 * config/mips/mips16.S: Likewise.
19460 * config/mmix/crti.asm: Likewise.
19461 * config/mmix/crtn.asm: Likewise.
19462 * config/pa/fptr.c: Likewise.
19463 * config/pa/hpux-unwind.h: Likewise.
19464 * config/pa/lib2funcs.asm: Likewise.
19465 * config/pa/linux-atomic.c: Likewise.
19466 * config/pa/linux-unwind.h: Likewise.
19467 * config/pa/milli64.S: Likewise.
19468 * config/pa/quadlib.c: Likewise.
19469 * config/pa/stublib.c: Likewise.
19470 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19471 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19472 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19473 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19474 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19475 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19476 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19477 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19478 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19479 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19480 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19481 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19482 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19483 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19484 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19485 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19486 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19487 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19488 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19489 * config/rs6000/750cl.h: Likewise.
19490 * config/rs6000/altivec.h: Likewise.
19491 * config/rs6000/biarch64.h: Likewise.
19492 * config/rs6000/crtresfpr.asm: Likewise.
19493 * config/rs6000/crtresgpr.asm: Likewise.
19494 * config/rs6000/crtresxfpr.asm: Likewise.
19495 * config/rs6000/crtresxgpr.asm: Likewise.
19496 * config/rs6000/crtsavfpr.asm: Likewise.
19497 * config/rs6000/crtsavgpr.asm: Likewise.
19498 * config/rs6000/darwin-asm.h: Likewise.
19499 * config/rs6000/darwin-fallback.c: Likewise.
19500 * config/rs6000/darwin-fpsave.asm: Likewise.
19501 * config/rs6000/darwin-ldouble.c: Likewise.
19502 * config/rs6000/darwin-tramp.asm: Likewise.
19503 * config/rs6000/darwin-unwind.h: Likewise.
19504 * config/rs6000/darwin-vecsave.asm: Likewise.
19505 * config/rs6000/darwin-world.asm: Likewise.
19506 * config/rs6000/e500crtres32gpr.asm: Likewise.
19507 * config/rs6000/e500crtres64gpr.asm: Likewise.
19508 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19509 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19510 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19511 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19512 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19513 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19514 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19515 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19516 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19517 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19518 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19519 * config/rs6000/eabi-ci.asm: Likewise.
19520 * config/rs6000/eabi-cn.asm: Likewise.
19521 * config/rs6000/eabi.asm: Likewise.
19522 * config/rs6000/linux-unwind.h: Likewise.
19523 * config/rs6000/linux64.h: Likewise.
19524 * config/rs6000/paired.h: Likewise.
19525 * config/rs6000/paired.md: Likewise.
19526 * config/rs6000/ppc64-fp.c: Likewise.
19527 * config/rs6000/ppu_intrinsics.h: Likewise.
19528 * config/rs6000/rs6000.h: Likewise.
19529 * config/rs6000/si2vmx.h: Likewise.
19530 * config/rs6000/sol-ci.asm: Likewise.
19531 * config/rs6000/sol-cn.asm: Likewise.
19532 * config/rs6000/spe.h: Likewise.
19533 * config/rs6000/spu2vmx.h: Likewise.
19534 * config/rs6000/sysv4.h: Likewise.
19535 * config/rs6000/tramp.asm: Likewise.
19536 * config/rs6000/vec_types.h: Likewise.
19537 * config/s390/linux-unwind.h: Likewise.
19538 * config/s390/tpf-unwind.h: Likewise.
19539 * config/score/crti.asm: Likewise.
19540 * config/score/crtn.asm: Likewise.
19541 * config/sh/crt1.asm: Likewise.
19542 * config/sh/crti.asm: Likewise.
19543 * config/sh/crtn.asm: Likewise.
19544 * config/sh/divtab-sh4-300.c: Likewise.
19545 * config/sh/divtab-sh4.c: Likewise.
19546 * config/sh/divtab.c: Likewise.
19547 * config/sh/lib1funcs-4-300.asm: Likewise.
19548 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19549 * config/sh/lib1funcs.asm: Likewise.
19550 * config/sh/lib1funcs.h: Likewise.
19551 * config/sh/linux-atomic.asm: Likewise.
19552 * config/sh/linux-unwind.h: Likewise.
19553 * config/sh/shmedia.h: Likewise.
19554 * config/sh/sshmedia.h: Likewise.
19555 * config/sh/ushmedia.h: Likewise.
19556 * config/sparc/crtfastmath.c: Likewise.
19557 * config/sparc/linux-unwind.h: Likewise.
19558 * config/sparc/sol2-c1.asm: Likewise.
19559 * config/sparc/sol2-ci.asm: Likewise.
19560 * config/sparc/sol2-cn.asm: Likewise.
19561 * config/spu/divmodti4.c: Likewise.
19562 * config/spu/divv2df3.c: Likewise.
19563 * config/spu/float_disf.c: Likewise.
19564 * config/spu/float_unsdidf.c: Likewise.
19565 * config/spu/float_unsdisf.c: Likewise.
19566 * config/spu/float_unssidf.c: Likewise.
19567 * config/spu/mfc_multi_tag_release.c: Likewise.
19568 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19569 * config/spu/mfc_tag_release.c: Likewise.
19570 * config/spu/mfc_tag_reserve.c: Likewise.
19571 * config/spu/mfc_tag_table.c: Likewise.
19572 * config/spu/multi3.c: Likewise.
19573 * config/spu/spu_internals.h: Likewise.
19574 * config/spu/spu_intrinsics.h: Likewise.
19575 * config/spu/spu_mfcio.h: Likewise.
19576 * config/spu/vec_types.h: Likewise.
19577 * config/spu/vmx2spu.h: Likewise.
19578 * config/stormy16/stormy16-lib2.c: Likewise.
19579 * config/svr4.h: Likewise.
19580 * config/sync.c: Likewise.
19581 * config/v850/lib1funcs.asm: Likewise.
19582 * config/vxlib-tls.c: Likewise.
19583 * config/vxlib.c: Likewise.
19584 * config/vxworks-dummy.h: Likewise.
19585 * config/xtensa/crti.asm: Likewise.
19586 * config/xtensa/crtn.asm: Likewise.
19587 * config/xtensa/ieee754-df.S: Likewise.
19588 * config/xtensa/ieee754-sf.S: Likewise.
19589 * config/xtensa/lib1funcs.asm: Likewise.
19590 * config/xtensa/lib2funcs.S: Likewise.
19591 * config/xtensa/linux-unwind.h: Likewise.
19592 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19593 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19594 * coretypes.h: Likewise.
19595 * crtstuff.c: Likewise.
19596 * defaults.h: Likewise.
19597 * dwarf2.h: Likewise.
19598 * emutls.c: Likewise.
19599 * gbl-ctors.h: Likewise.
19600 * gcov-io.h: Likewise.
19601 * ginclude/float.h: Likewise.
19602 * ginclude/iso646.h: Likewise.
19603 * ginclude/stdarg.h: Likewise.
19604 * ginclude/stdbool.h: Likewise.
19605 * ginclude/stddef.h: Likewise.
19606 * ginclude/stdfix.h: Likewise.
19607 * ginclude/stdint-gcc.h: Likewise.
19608 * ginclude/tgmath.h: Likewise.
19609 * gthr-aix.h: Likewise.
19610 * gthr-dce.h: Likewise.
19611 * gthr-gnat.c: Likewise.
19612 * gthr-gnat.h: Likewise.
19613 * gthr-lynx.h: Likewise.
19614 * gthr-mipssde.h: Likewise.
19615 * gthr-nks.h: Likewise.
19616 * gthr-posix.c: Likewise.
19617 * gthr-posix.h: Likewise.
19618 * gthr-posix95.h: Likewise.
19619 * gthr-rtems.h: Likewise.
19620 * gthr-single.h: Likewise.
19621 * gthr-solaris.h: Likewise.
19622 * gthr-tpf.h: Likewise.
19623 * gthr-vxworks.h: Likewise.
19624 * gthr-win32.h: Likewise.
19625 * gthr.h: Likewise.
19626 * libgcc2.c: Likewise.
19627 * libgcc2.h: Likewise.
19628 * libgcov.c: Likewise.
19629 * tsystem.h: Likewise.
19630 * typeclass.h: Likewise.
19631 * unwind-c.c: Likewise.
19632 * unwind-compat.h: Likewise.
19633 * unwind-dw2-fde-compat.c: Likewise.
19634 * unwind-dw2-fde-darwin.c: Likewise.
19635 * unwind-dw2-fde-glibc.c: Likewise.
19636 * unwind-dw2-fde.c: Likewise.
19637 * unwind-dw2-fde.h: Likewise.
19638 * unwind-dw2.c: Likewise.
19639 * unwind-dw2.h: Likewise.
19640 * unwind-generic.h: Likewise.
19641 * unwind-pe.h: Likewise.
19642 * unwind-sjlj.c: Likewise.
19643 * unwind.inc: Likewise.
19644 * config/arm/neon-gen.ml: Change generated copyright header to
19645 refer to version 3 of the GNU General Public License with
19646 version 3.1 of the GCC Runtime Library Exception and to point
19647 readers at the COPYING3 and COPYING3.RUNTIME files and the
19648 FSF's license web page.
19649 * config/arm/arm_neon.h: Regenerate.
19651 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19653 * config/cris/cris.md: Change copyright header to refer to version
19654 3 of the GNU General Public License.
19655 * doc/install.texi2html: Change copyright header to refer to version
19656 3 of the GNU General Public License and to point readers at the
19657 COPYING3 file and the FSF's license web page.
19658 * config/vax/linux.h: Likewise.
19660 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19662 * config/i386/i386.md (cmpcc): New.
19663 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19664 (sync_compare_and_swap_cc*): Delete.
19666 * config/s390/s390.c (s390_compare_emitted): Remove.
19667 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19668 s390_compare_emitted used to be handled. Assert that modes match.
19669 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19670 refer to sync_compare_and_swap_ccsi.
19671 * config/s390/s390.h (s390_compare_emitted): Remove.
19672 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19673 instead of s390_compare_emitted.
19674 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19675 instead of s390_compare_emitted.
19676 * config/s390/s390.md (cmpcc): New.
19677 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19678 CC_REGNUM, do not pretend it's set.
19679 (sync_compare_and_swap_cc*): Delete.
19680 * config/s390/predicates.md (cc_reg_operand): New.
19682 * expr.c (sync_compare_and_swap_cc): Delete.
19683 * optabs.h (sync_compare_and_swap_cc): Delete.
19684 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19685 is being used with can_compare_p.
19686 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19687 (find_cc_set): New.
19688 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19689 look for a MODE_CC set instead. Use emit_store_flag.
19690 (expand_compare_and_swap_loop): Likewise, with some additional
19691 complication to avoid a force_reg when useless. Use
19692 emit_cmp_and_jump_insns.
19693 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19694 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19695 sync_compare_and_swap documentation.
19697 2009-04-09 Jan Hubicka <jh@suse.cz>
19699 * except.c (find_prev_try): Break out from ....
19700 (duplicate_eh_regions): ... here; properly update prev_try pointers
19701 when duplication part of tree.
19702 (dump_eh_tree): Improve dumping.
19703 (verify_eh_region): New.
19704 (verify_eh_tree): Use it.
19706 2009-04-06 Richard Guenther <rguenther@suse.de>
19708 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19709 &ARRAY addresses by adjusting their types and prepending
19711 * tree-cfg.c (verify_gimple_assign_single): Verify that
19712 addresses are correct.
19714 2009-04-09 Richard Guenther <rguenther@suse.de>
19716 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19717 indices into an array reference if possible.
19718 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19719 Fold POINTER_PLUS_EXPR statements with invariant address.
19721 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19724 * config.gcc (powerpc64-*-linux*): Always build biarch.
19726 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19729 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19730 it and pedwarn if this results in an INTEGER_CST.
19732 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19734 * doc/install.texi: Update minimum GMP version. Remove obsolete
19735 text in MPFR section.
19737 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19739 * dwarf2out.c (class_scope_p): New static inline.
19740 (class_or_namespace_scope_p): Use it.
19741 (gen_variable_die): Use DW_TAG_member tag for static data member
19742 declarations instead of DW_TAG_variable.
19744 PR middle-end/39573
19745 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19748 2009-04-08 Richard Guenther <rguenther@suse.de>
19750 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19751 valueize random data.
19753 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19755 * config.gcc (aix tm_file): Add aix-stdint.h.
19756 (aix tm clause use_gcc_stdint): Set to wrap.
19757 * config/rs6000/aix-stdint.h: New file.
19759 2009-04-08 Richard Guenther <rguenther@suse.de>
19761 PR middle-end/36291
19762 * tree-dfa.c (add_referenced_var): Do not recurse into
19763 global initializers.
19764 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19766 (fold_const_aggregate_ref): Likewise.
19768 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19770 * recog.c (ordered_comparison_operator): New.
19771 * gensupport.c (std_preds): Add it.
19772 * doc/md.texi (Machine-Independent Predicates): Document it.
19774 2009-04-08 Jan Hubicka <jh@suse.cz>
19776 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19777 * function.h (rtl_eh): Remove exception_handler_label_map.
19778 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19779 remove_exception_handler_label, for_each_eh_label_1): Remove.
19780 (rtl_remove_unreachable_regions): Remove.
19781 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19782 (find_exception_handler_labels): Don't build the hashtable.
19783 (maybe_remove_eh_handler): Remove.
19784 (for_each_eh_label): Rewrite to walk the tree.
19785 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19786 * except.h (maybe_remove_eh_handler): Remove.
19787 * passes.c (init_optimization_passes): Schedule second EH cleanup
19789 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19790 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19792 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19794 * genoutput.c (validate_optab_operands): New.
19795 (gen_insn, gen_expand): Call it.
19797 * genflags.c (gen_insn): Detect misused iterators.
19798 (main): Pass line_no to gen_insn, exit with status 1 on error.
19800 * genextract.c (line_no): Make global.
19801 (VEC_safe_set_locstr): Change assertion to error message.
19802 (main): Exit with status 1 on error.
19804 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19808 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19809 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19810 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19811 * c-convert.c (convert): Do not call fold on results of conversion
19812 functions when the result is a C_MAYBE_CONST_EXPR.
19813 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19814 of __builtin_choose_expr.
19815 * c-typeck.c (remove_c_maybe_const_expr): New.
19816 (build_unary_op, build_conditional_expr, build_compound_expr,
19817 build_binary_op, c_objc_common_truthvalue_conversion): Call
19818 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19821 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19823 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19824 CODE to produce a new one. Add a prototype to use fold_convert_const
19826 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19829 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19830 mix declarations and code.
19832 2009-04-08 Ben Elliston <bje@au.ibm.com>
19834 * gcc.c: Replace `CC' with `GCC' throughout.
19836 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19838 * doc/invoke.texi: Document Atom support.
19840 2009-04-07 Jason Merrill <jason@redhat.com>
19843 * c-common.h, c-common.c: Add flag_pretty_templates.
19844 * c-opts.c (c_common_handle_option): Set it.
19845 * c.opt: Add -fno-pretty-templates.
19846 * doc/invoke.texi (C++ Dialect Options): Likewise.
19848 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19850 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19851 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19852 (ia64_expand_builtin): Likewise.
19854 2009-04-07 Martin Jambor <mjambor@suse.cz>
19856 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19857 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19858 ADDR_EXPRS are include too.
19860 2009-04-07 Richard Guenther <rguenther@suse.de>
19862 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19863 decls are only used if passes as parameters or if they are
19864 local statics and the call is not to a builtin.
19865 (call_may_clobber_ref_p_1): Likewise.
19867 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19869 * expr.c (do_store_flag): Remove last argument. Simplify code
19870 to avoid duplication of tests already done by can_compare_p.
19871 (expand_expr_real_1): Adjust caller.
19873 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19875 * optabs.c (can_compare_p): Test the predicate of a
19876 cbranch and cstore pattern.
19878 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19880 * expr.c (convert_move): Use emit_store_flag instead of
19883 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19885 * config/i386/i386.c (ix86_compare_emitted): Remove.
19886 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
19887 ix86_compare_op0 like ix86_compare_emitted used to be handled.
19888 * config/i386/i386.h (ix86_compare_emitted): Remove.
19889 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
19890 instead of ix86_compare_emitted.
19891 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
19893 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
19895 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
19896 Add t-sysroot-suffix to tmake_file.
19897 * config/print-sysroot-suffix.sh: New file.
19898 * config/t-sysroot-suffix: New file.
19900 2009-04-07 Ben Elliston <bje@au.ibm.com>
19902 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
19903 as the latter produces a warning when the target does not support
19906 2009-04-07 Ben Elliston <bje@au.ibm.com>
19908 * dfp.c: Replace type punning assignments with memcpy throughout.
19909 * Makefile.in (dfp.o-warn): Remove.
19911 2009-04-07 Alan Modra <amodra@bigpond.net.au>
19914 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
19915 Include soft-fp/t-softfp after rs6000/t-linux64.
19917 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
19919 * stor-layout.c (set_sizetype): Use the full precision of their
19920 machine mode for bitsize types.
19922 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
19924 * config/i386/i386.md: Revert 2 accidental checkins.
19926 2009-04-06 Joey Ye <joey.ye@intel.com>
19927 Xuepeng Guo <xuepeng.guo@intel.com>
19928 H.J. Lu <hongjiu.lu@intel.com>
19930 Atom pipeline model, tuning and insn selection.
19931 * config.gcc (atom): Add atom config options and target.
19933 * config/i386/atom.md: New.
19935 * config/i386/i386.c (atom_cost): New cost.
19936 (m_ATOM): New macro flag.
19937 (initial_ix86_tune_features): Set m_ATOM.
19938 (x86_accumulate_outgoing_args): Likewise.
19939 (x86_arch_always_fancy_math_387): Likewise.
19940 (processor_target): Add Atom cost.
19941 (cpu_names): Add Atom cpu name.
19942 (override_options): Set Atom ISA.
19943 (ix86_issue_rate): New case PROCESSOR_ATOM.
19944 (ix86_adjust_cost): Likewise.
19946 * config/i386/i386.h (TARGET_ATOM): New target macro.
19947 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
19948 (TARGET_OPT_AGU): New target option.
19949 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
19950 (processor_type): Add PROCESSOR_ATOM.
19952 * config/i386/i386.md (cpu): Add new value "atom".
19953 (use_carry, movu): New attr.
19954 (atom.md): Include atom.md.
19955 (adddi3_carry_rex64): Set attr "use_carry".
19956 (addqi3_carry): Likewise.
19957 (addhi3_carry): Likewise.
19958 (addsi3_carry): Likewise.
19959 (*addsi3_carry_zext): Likewise.
19960 (subdi3_carry_rex64): Likewise.
19961 (subqi3_carry): Likewise.
19962 (subhi3_carry): Likewise.
19963 (subsi3_carry): Likewise.
19964 (x86_movdicc_0_m1_rex64): Likewise.
19965 (*x86_movdicc_0_m1_se): Likewise.
19966 (x86_movsicc_0_m1): Likewise.
19967 (*x86_movsicc_0_m1_se): Likewise.
19968 (*adddi_1_rex64): Emit add insn as much as possible.
19969 (*addsi_1): Likewise.
19970 (return_internal): Set atom_unit.
19971 (return_internal_long): Likewise.
19972 (return_pop_internal): Likewise.
19973 (*rcpsf2_sse): Set atom_sse_attr attr.
19974 (*qrt<mode>2_sse): Likewise.
19975 (*prefetch_sse): Likewise.
19977 * config/i386/i386-c.c (ix86_target_macros_internal): New case
19979 (ix86_target_macros_internal): Likewise.
19981 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
19982 (*prefetch_sse_rex): Likewise.
19983 (sse_rcpv4sf2): Likewise.
19984 (sse_vmrcpv4sf2): Likewise.
19985 (sse_sqrtv4sf2): Likewise.
19986 (<sse>_vmsqrt<mode>2): Likewise.
19987 (sse_ldmxcsr): Likewise.
19988 (sse_stmxcsr): Likewise.
19989 (*sse_sfence): Likewise.
19990 (sse2_clflush): Likewise.
19991 (*sse2_mfence): Likewise.
19992 (*sse2_lfence): Likewise.
19993 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
19994 (<sse>_movup<ssemodesuffixf2c>): Likewise.
19995 (avx_movdqu<avxmodesuffix>): Likewise.
19996 (avx_lddqu<avxmodesuffix>): Likewise.
19997 (sse2_movntv2di): Change attr "type" to "ssemov".
19998 (sse2_movntsi): Likewise.
19999 (rsqrtv8sf2): Change attr "type" to "sseadd".
20000 (sse3_addsubv2df3): Set attr "atom_unit".
20001 (sse3_h<plusminus_insn>v4sf3): Likewise.
20002 (*sse2_pmaddwd): Likewise.
20003 (*vec_extractv2di_1_rex64): Likewise.
20004 (*vec_extractv2di_1_avx): Likewise.
20005 (sse2_psadbw): Likewise.
20006 (ssse3_phaddwv8hi3): Likewise.
20007 (ssse3_phaddwv4hi3): Likewise.
20008 (ssse3_phadddv4si3): Likewise.
20009 (ssse3_phadddv2si3): Likewise.
20010 (ssse3_phaddswv8hi3): Likewise.
20011 (ssse3_phaddswv4hi3): Likewise.
20012 (ssse3_phsubwv8hi3): Likewise.
20013 (ssse3_phsubwv4hi3): Likewise.
20014 (ssse3_phsubdv4si3): Likewise.
20015 (ssse3_phsubdv2si3): Likewise.
20016 (ssse3_phsubswv8hi3): Likewise.
20017 (ssse3_phsubswv4hi3): Likewise.
20018 (ssse3_pmaddubsw128): Likewise.
20019 (sse3_pmaddubsw: Likewise.
20020 (ssse3_palignrti): Likewise.
20021 (ssse3_palignrdi): Likewise.
20023 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20025 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20027 2009-04-06 Richard Guenther <rguenther@suse.de>
20029 PR tree-optimization/28868
20030 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20031 of which PHI results we inserted.
20032 (insert_into_preds_of_block): Record inserted PHIs.
20033 (eliminate): Eliminate redundant PHI nodes.
20034 (init_pre): Init inserted_phi_names.
20036 2009-04-06 Richard Guenther <rguenther@suse.de>
20038 PR tree-optimization/39643
20039 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20040 IMAGPART_EXPRs of complex constants.
20041 (execute_fold_all_builtins): If we folded a call queue
20042 TODO_update_address_taken.
20044 2009-04-06 Jan Hubicka <jh@suse.cz>
20046 PR middle-end/39659
20047 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20050 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20052 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20054 (ic_invalidate_array): Likewise.
20056 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20058 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20059 alignment for library calls.
20061 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20063 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20064 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20065 * config/i386/mingw-stdint.h: New file.
20067 2009-04-05 Richard Guenther <rguenther@suse.de>
20069 PR tree-optimization/39648
20070 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20071 our &A vs. &A[0] IL deficiencies.
20073 2009-04-04 Jan Hubicka <jh@suse.cz>
20075 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20076 removed toplevel regions.
20077 (sjlj_mark_call_sites): Likewise.
20079 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20081 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20082 (cygwin tm clause use_gcc_stdint): Set to wrap.
20083 * config/i386/cygwin-stdint.h: New file.
20085 2009-04-04 Richard Guenther <rguenther@suse.de>
20087 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20088 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20089 single-argument PHIs if we are in loop-closed SSA form.
20090 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20091 for the pre-condition.
20092 (slpeel_tree_peel_loop_to_edge): Likewise.
20093 (vect_build_loop_niters): Take an optional sequence to append stmts.
20094 (vect_generate_tmps_on_preheader): Likewise.
20095 (vect_do_peeling_for_loop_bound): Take extra guards for the
20097 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20098 the cost model check.
20099 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20100 guards if we are going to peel. Do not apply versioning in that case.
20101 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20102 (vect_do_peeling_for_loop_bound): Likewise.
20103 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20104 loop bound only record extra pre-conditions, do not apply loop
20107 2009-04-04 Richard Guenther <rguenther@suse.de>
20109 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20112 2009-04-04 Jan Hubicka <jh@suse.cz>
20114 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20115 last_basic_block for size of bb->index indexed array.
20116 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20117 compute_out, link_btr_uses, build_btr_def_use_webs,
20118 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20120 2009-04-04 Jan Hubicka <jh@suse.cz>
20122 * except.c (remove_eh_handler_and_replace): Break out from ...
20123 (remove_eh_handler): ... here.
20124 (bring_to_root): New function.
20125 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20126 handled ones, bring others to root of tree.
20128 2009-04-04 Jan Hubicka <jh@suse.cz>
20130 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20131 (all_phis_safe_to_merge): New function.
20132 (update_info): New structure.
20133 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20134 (cleanup_empty_eh): Update SSA if possible.
20136 2009-04-04 Richard Guenther <rguenther@suse.de>
20138 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20139 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20140 (append_vuse): Likewise.
20142 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20144 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20145 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20146 instead of REG_UNSAVED for DW_CFA_undefined.
20147 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20148 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20151 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20154 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20155 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20156 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20158 2009-04-04 Richard Guenther <rguenther@suse.de>
20160 PR tree-optimization/8781
20161 PR tree-optimization/37892
20162 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20163 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20164 (valueize_refs): Call it for *& valueizations.
20165 (shared_reference_ops_from_ref): Rename to ...
20166 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20167 (shared_reference_ops_from_call): Rename to ...
20168 (valueize_shared_reference_ops_from_call): ... this and valueize.
20169 (vn_reference_lookup): Update.
20170 (visit_reference_op_call): Likewise.
20171 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20172 (eliminate): Value-replace the call address in call statements.
20174 2009-04-04 Richard Guenther <rguenther@suse.de>
20176 PR tree-optimization/39636
20177 * tree-ssa-forwprop.c
20178 (forward_propagate_addr_into_variable_array_index): Check for
20179 GIMPLE_ASSIGN before accessing the rhs code.
20181 2009-04-03 Jason Merrill <jason@redhat.com>
20183 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20185 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20187 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20188 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20189 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20190 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20191 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20192 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20193 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20194 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20195 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20196 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20197 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20198 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20199 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20200 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20201 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20202 Use fr_reg_or_fp01_operand instead of fr_register_operand
20204 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20205 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20206 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20208 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20210 PR rtl-optimization/39607
20211 PR rtl-optimization/39631
20215 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20216 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20217 instead of DF_LR_OUT.
20218 * ira-lives.c (process_bb_node_lives): Ditto.
20219 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20220 instead of DF_LR_{OUT,IN}.
20221 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20222 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20224 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20226 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20227 (execute_lower_omp): Always run but take the short way out if -fopenmp
20229 (gate_lower_omp): Remove, forcing the pass manager to always run the
20230 pass and always set PROP_gimple_lomp.
20231 (pass_lower_omp): Remove gate function.
20232 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20233 PROP_trees. Instead, require it.
20234 * ipa-cp.c (pass_ipa_cp): Likewise.
20235 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20236 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20237 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20238 and PROP_gimple_leh.
20240 2009-04-03 Richard Guenther <rguenther@suse.de>
20242 PR middle-end/13146
20243 PR tree-optimization/23940
20244 PR tree-optimization/33237
20245 PR middle-end/33974
20246 PR middle-end/34093
20247 PR tree-optimization/36201
20248 PR tree-optimization/36230
20249 PR tree-optimization/38049
20250 PR tree-optimization/38207
20251 PR tree-optimization/38230
20252 PR tree-optimization/38301
20253 PR tree-optimization/38585
20254 PR middle-end/38895
20255 PR tree-optimization/38985
20256 PR tree-optimization/39299
20257 * tree-ssa-structalias.h: Remove.
20258 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20259 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20260 (struct vuse_element_d): Remove.
20261 (struct vuse_vec_d): Likewise.
20262 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20263 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20264 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20265 VUSE_ELEMENT_VAR): Likewise.
20266 (struct voptype_d): Likewise.
20267 (NUM_VOP_FREE_BUCKETS): Likewise.
20268 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20269 (struct stmt_operands_d): Remove.
20270 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20271 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20272 VDEF_NUM, VDEF_VECT): Likewise.
20273 (copy_virtual_operands): Remove.
20274 (operand_build_cmp): Likewise.
20275 (create_ssa_artificial_load_stmt): Likewise.
20276 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20277 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20278 vuse_index and mayuse_index members. Pack and move done and iter_type
20279 members to the front.
20280 (SSA_OP_VMAYUSE): Remove.
20281 (SSA_OP_VIRTUAL_USES): Adjust.
20282 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20283 (unlink_stmt_vdef): Declare.
20284 (add_to_addressable_set): Remove.
20285 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20286 (vrp_visit_stmt): Likewise.
20287 * doc/tree-ssa.texi (Alias analysis): Update.
20288 * doc/invoke.texi (max-aliased-vops): Remove docs.
20289 (avg-aliased-vops): Likewise.
20290 * tree-into-ssa.c (syms_to_rename): Remove.
20291 (need_to_update_vops_p): Likewise.
20292 (need_to_initialize_update_ssa_p): Rename to ...
20293 (update_ssa_initialized_fn): ... this. Track function we are
20295 (symbol_marked_for_renaming): Simplify.
20296 (add_new_name_mapping): Do not set need_to_update_vops_p.
20297 (dump_currdefs): Use SYMS_TO_RENAME.
20298 (rewrite_update_stmt): Always walk all uses/defs.
20299 (dump_update_ssa): Adjust.
20300 (init_update_ssa): Take function argument. Track what we are
20302 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20303 (create_new_def_for): Initialize for cfun, assert we are initialized
20305 (mark_sym_for_renaming): Simplify.
20306 (mark_set_for_renaming): Do not initialize update-ssa.
20307 (need_ssa_update_p): Simplify. Take function argument.
20308 (name_mappings_registered_p): Assert we ask for the correct function.
20309 (name_registered_for_update_p): Likewise.
20310 (ssa_names_to_replace): Likewise.
20311 (release_ssa_name_after_update_ssa): Likewise.
20312 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20313 (dump_decl_set): Do not print a newline.
20314 (debug_decl_set): Do it here.
20315 (dump_update_ssa): And here.
20316 * tree-ssa-loop-im.c (move_computations): Adjust.
20317 (movement_possibility): Likewise.
20318 (determine_max_movement): Likewise.
20319 (gather_mem_refs_stmt): Likewise.
20320 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20321 or NAME_MEMORY_TAG.
20322 * tree-complex.c (update_all_vops): Remove.
20323 (expand_complex_move): Adjust.
20324 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20325 Simplify test for memory referencing statement. Exclude
20326 non-invariant ADDR_EXPRs.
20327 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20328 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20329 (rdg_flag_uses): Likewise.
20330 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20332 (tree_optimize_tail_calls_1): Also split the
20333 edge from the entry block if we have degenerate PHI nodes in
20334 the first basic block.
20335 * tree.c (init_ttree): Remove memory-tag related code.
20336 (tree_code_size): Likewise.
20337 (tree_node_structure): Likewise.
20338 (build7_stat): Re-write to be build6_stat.
20339 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20340 (SSA_VAR_P): Adjust.
20341 (struct tree_memory_tag): Remove.
20342 (struct tree_memory_partition_tag): Likewise.
20343 (union tree_node): Adjust.
20344 (build7): Re-write to be build6.
20345 * tree-pass.h (pass_reset_cc_flags): Remove.
20346 (TODO_update_address_taken): New flag.
20347 (pass_simple_dse): Remove.
20348 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20349 * params.h (MAX_ALIASED_VOPS): Remove.
20350 (AVG_ALIASED_VOPS): Likewise.
20351 * omp-low.c (expand_omp_taskreg): Update SSA form.
20352 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20353 aliases the lhs in a copy stmt.
20354 * tree-ssa-dse.c (struct address_walk_data): Remove.
20355 (memory_ssa_name_same): Likewise.
20356 (memory_address_same): Likewise.
20357 (get_kill_of_stmt_lhs): Likewise.
20358 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20359 unused stores. Look through PHI nodes into post-dominated regions.
20360 (dse_optimize_stmt): Simplify. Properly remove stores.
20361 (tree_ssa_dse): Compute dominators.
20362 (execute_simple_dse): Remove.
20363 (pass_simple_dse): Likewise.
20364 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20365 gimple_loaded_syms and gimple_stored_syms computation.
20366 * toplev.c (dump_memory_report): Dump alias and pta stats.
20367 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20368 (vn_reference_eq): Likewise.
20369 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20370 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20371 valueize_vuses): Remove.
20372 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20373 (get_def_ref_stmt_vuse): ... this.
20374 (vn_reference_lookup_2): New function.
20375 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20376 walking equivalent vuses. Simplify.
20377 (vn_reference_lookup): Likewise.
20378 (vn_reference_insert): Likewise.
20379 (vn_reference_insert_pieces): Likewise.
20380 (visit_reference_op_call): Simplify.
20381 (visit_reference_op_load): Likewise.
20382 (visit_reference_op_store): Likewise.
20383 (init_scc_vn): Remove shared_lookup_vuses initialization.
20384 (free_scc_vn): Remove shared_lookup_vuses freeing.
20385 (sort_vuses, sort_vuses_heap): Remove.
20386 (get_ref_from_reference_ops): Export.
20387 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20388 vector with single vuse pointer.
20389 (vn_reference_lookup_pieces, vn_reference_lookup,
20390 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20391 (shared_vuses_from_stmt): Remove.
20392 (get_ref_from_reference_ops): Declare.
20393 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20394 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20395 memory-tag related code.
20396 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20397 (likely_value): Add comment, skip static-chain of call statements.
20398 (surely_varying_stmt_p): Adjust.
20399 (gimplify_and_update_call_from_tree): Likewise.
20400 (execute_fold_all_builtins): Do not rebuild alias info.
20401 (gimplify_and_update_call_from_tree): Properly update VOPs.
20402 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20403 (copy_ref_info): Remove memory-tag related code.
20404 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20405 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20406 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20408 * tree-ssa-dom.c (gimple_p): Remove typedef.
20409 (eliminate_redundant_computations): Adjust.
20410 (record_equivalences_from_stmt): Likewise.
20411 (avail_expr_hash): Likewise.
20412 (avail_expr_eq): Likewise.
20413 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20414 (stmt_makes_single_load): Likewise.
20415 (stmt_makes_single_store): Likewise.
20416 * tree-ssa-alias.c: Rewrite completely.
20417 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20418 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20419 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20420 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20421 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20422 Remove public functions.
20423 (pass_reset_cc_flags): Remove.
20424 (pass_build_alias): Move ...
20425 * tree-ssa-structalias.c (pass_build_alias): ... here.
20426 * tree-ssa-alias.c (may_be_aliased): Move ...
20427 * tree-flow-inline.h (may_be_aliased): ... here.
20428 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20429 count_uses_and_derefs): Move ...
20430 * gimple.c: ... here.
20431 * gimple.h (count_uses_and_derefs): Declare.
20432 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20433 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20434 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20435 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20436 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20437 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20438 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20440 * tree-dfa.c (refs_may_alias_p): Move ...
20441 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20442 * tree-ssa-alias.h: New file.
20443 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20444 (statement_sink_location): Likewise.
20445 * opts.c (decode_options): Do not adjust max-aliased-vops or
20446 avg-aliased-vops values.
20447 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20448 (TV_CALL_CLOBBER): Likewise.
20449 (TV_FLOW_SENSITIVE): Likewise.
20450 (TV_FLOW_INSENSITIVE): Likewise.
20451 (TV_MEMORY_PARTITIONING): Likewise.
20452 (TV_ALIAS_STMT_WALK): New timevar.
20453 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20454 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20455 (get_address_description): Remove memory-tag related code.
20456 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20457 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20458 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20459 and immediate uses in statements. Document.
20460 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20461 (dump_symbols): Remove.
20462 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20463 * alias.c (get_deref_alias_set): New function split out from ...
20464 (get_alias_set): ... here.
20465 * alias.h (get_deref_alias_set): Declare.
20466 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20467 type parameter. Remove restrict pointer handling. Create a
20468 ref-all pointer in case type-based alias sets do not conflict.
20469 (vect_analyze_data_refs): Remove SMT related code.
20470 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20471 (vectorizable_load): Likewise.
20472 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20473 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20474 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20475 Ignore vops and SMTs.
20476 (dr_analyze_alias): Likewise..
20477 (free_data_ref): Likewise.
20478 (create_data_ref): Likewise.
20479 (analyze_all_data_dependences): Likewise.
20480 (get_references_in_stmt): Adjust.
20481 * tree-flow-inline.h (gimple_aliases_computed_p,
20482 gimple_addressable_vars, gimple_call_clobbered_vars,
20483 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20484 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20485 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20486 gimple_mem_ref_stats): Remove.
20487 (gimple_vop): New function.
20488 (op_iter_next_use): Remove vuses and mayuses cases.
20489 (op_iter_next_def): Remove vdefs case.
20490 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20491 (clear_and_done_ssa_iter): Do not set removed fields.
20492 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20493 Assert we are not iterating over vuses or vdefs if not also
20494 iterating over uses or defs.
20495 (op_iter_init_use): Likewise.
20496 (op_iter_init_def): Likewise.
20497 (op_iter_next_vdef): Remove.
20498 (op_iter_next_mustdef): Likewise.
20499 (op_iter_init_vdef): Likewise.
20500 (compare_ssa_operands_equal): Likewise.
20501 (link_use_stmts_after): Handle vuse operand.
20502 (is_call_used): Use is_call_clobbered.
20503 (is_call_clobbered): Global variables are always call clobbered,
20504 query the call-clobbers bitmap.
20505 (mark_call_clobbered): Ignore global variables.
20506 (clear_call_clobbered): Likewise.
20507 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20508 virtual operands sanity check.
20509 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20511 (TARGET_MEM_REF): Remove TMR_TAG operand.
20512 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20513 Remove call-clobber related code.
20514 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20515 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20516 partitions or escape reason.
20517 (get_single_def_stmt, get_single_def_stmt_from_phi,
20518 get_single_def_stmt_with_phi): Remove.
20519 (dump_referenced_vars): Tidy.
20520 (get_ref_base_and_extent): Allow bare decls.
20521 (collect_dfa_stats): Adjust.
20522 * graphite.c (rename_variables_in_stmt): Adjust.
20523 (graphite_copy_stmts_from_block): Likewise.
20524 (translate_clast): Likewise.
20525 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20527 (translate_vuse_through_block): Use the oracle.
20528 (phi_translate_1): Adjust.
20529 (value_dies_in_block_x): Use the oracle. Cache the outcome
20531 (valid_in_sets): Check if the VUSE for
20532 a REFERENCE is available.
20533 (eliminate): Do not remove stmts during elimination,
20534 instead queue and remove them afterwards.
20535 (do_pre): Do not rebuild alias info.
20536 (pass_pre): Run TODO_rebuild_alias before PRE.
20537 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20538 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20539 (mark_all_v_defs_stmt): Remove.
20540 (mark_all_v_defs_seq): Adjust.
20541 (sra_replace): Likewise.
20542 (scalarize_use): Likewise.
20543 (scalarize_copy): Likewise.
20544 (scalarize_init): Likewise.
20545 (scalarize_ldst): Likewise.
20546 (todoflags): Remove.
20547 (tree_sra): Do not rebuild alias info.
20548 (tree_sra_early): Adjust.
20549 (pass_sra): Run TODO_update_address_taken before SRA.
20550 * tree-predcom.c (set_alias_info): Remove.
20551 (prepare_initializers_chain): Do not call it.
20552 (mark_virtual_ops_for_renaming): Adjust.
20553 (mark_virtual_ops_for_renaming_list): Remove.
20554 (initialize_root_vars): Adjust.
20555 (initialize_root_vars_lm): Likewise.
20556 (prepare_initializers_chain): Likewise.
20557 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20558 (may_propagate_copy_into_stmt): Likewise.
20559 (merge_alias_info): Do nothing for now.
20560 (propagate_tree_value_into_stmt): Adjust.
20561 (stmt_may_generate_copy): Likewise.
20562 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20563 not mark symbols for renaming.
20564 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20565 with the same statement, make sure to update the new pointed-to one.
20566 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20567 call statements, do not mark symbols for renaming.
20568 (mark_operand_necessary): Dump something.
20569 (ref_may_be_aliased): New function.
20570 (mark_aliased_reaching_defs_necessary_1): New helper function.
20571 (mark_aliased_reaching_defs_necessary): Likewise.
20572 (mark_all_reaching_defs_necessary_1): Likewise.
20573 (mark_all_reaching_defs_necessary): Likewise.
20574 (propagate_necessity): Do not process virtual PHIs. For
20575 non-aliased loads mark all reaching definitions as necessary.
20576 For aliased loads and stores mark the immediate dominating
20577 aliased clobbers as necessary.
20578 (visited): New global static.
20579 (perform_tree_ssa_dce): Free visited bitmap after propagating
20581 (remove_dead_phis): Perform simple dead virtual PHI removal.
20582 (remove_dead_stmt): Properly unlink virtual operands when
20584 (eliminate_unnecessary_stmts): Schedule PHI removal after
20586 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20587 (process_replaceable): Likewise.
20588 (find_replaceable_in_bb): Likewise.
20589 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20590 based on the single gimple vop.
20591 (verify_flow_insensitive_alias_info): Remove.
20592 (verify_flow_sensitive_alias_info): Likewise.
20593 (verify_call_clobbering): Likewise.
20594 (verify_memory_partitions): Likewise.
20595 (verify_alias_info): Likewise.
20596 (verify_ssa): Adjust..
20597 (execute_update_addresses_taken): Export. Update SSA
20598 manually. Optimize only when optimizing. Use a local bitmap.
20599 (pass_update_address_taken): Remove TODO_update_ssa, add
20601 (pass_update_address_taken): Just use TODO_update_address_taken.
20602 (init_tree_ssa): Do not initialize addressable_vars.
20603 (verify_ssa): Verify new VUSE / VDEF properties.
20604 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20605 Do not call verify_alias_info.
20606 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20607 Do not free the loaded and stored syms bitmaps. Reset the escaped
20608 and callused solutions. Do not free addressable_vars.
20609 Remove memory-tag related code.
20610 (warn_uninitialized_var): Aliases are always available.
20611 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20612 * lambda-code.c (can_put_in_inner_loop): Adjust.
20613 (can_put_after_inner_loop): Likewise.
20614 (perfect_nestify): Likewise.
20615 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20616 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20617 (vectorizable_conversion): Do not mark symbols for renaming.
20618 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20619 (expand_call_inline): Unlink the calls virtual operands before
20621 (tree_function_versioning): Do not call update_ssa if we are not
20622 updating clones. Simplify.
20623 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20624 (propagate_with_phi): Likewise..
20625 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20626 clobber code. Assert we are not aliased or global.
20627 * tree-flow.h: Include tree-ssa-alias.h
20628 (enum escape_type): Remove.
20629 (struct mem_sym_stats_d): Likewise.
20630 (struct mem_ref_stats_d): Likewise.
20631 (struct gimple_df): Add vop member. Remove global_var,
20632 call_clobbered_vars, call_used_vars, addressable_vars,
20633 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20634 escaped and callused members.
20635 (struct ptr_info_def): Remove all members, add points-to solution
20637 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20638 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20639 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20640 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20641 (tree-ssa-alias.o): Likewise.
20642 (toplev.o): Add tree-ssa-alias.h
20643 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20644 * gimple.c (gimple_set_bb): Fix off-by-one error.
20645 (is_gimple_reg): Do not handle memory tags.
20646 (gimple_copy): Also copy virtual operands.
20647 Delay updating the statement. Do not reset loaded and stored syms.
20648 (gimple_set_stored_syms): Remove.
20649 (gimple_set_loaded_syms): Likewise.
20650 (gimple_call_copy_skip_args): Copy the virtual operands
20651 and mark the new statement modified.
20652 * tree-ssa-structalias.c (may_alias_p): Remove.
20653 (set_uids_in_ptset): Take the alias set to prune with as
20654 parameter. Fold in the alias test of may_alias_p.
20655 (compute_points_to_sets): Compute whether a ptr is dereferenced
20656 in a local sbitmap.
20657 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20658 other ADDRESSOF constraints on the lhs.
20659 (get_constraint_for_component_ref): Assert that we don't get
20660 ADDRESSOF constraints from the base of the reference.
20661 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20662 (struct variable_info): Remove collapsed_to member.
20663 (get_varinfo_fc): Remove.
20664 (new_var_info): Do not set collapsed_to.
20665 (dump_constraint): Do not follow cycles.
20666 (dump_constraint_graph): Likewise.
20667 (build_pred_graph): Likewise.
20668 (build_succ_graph): Likewise.
20669 (rewrite_constraints): Likewise.
20670 (do_simple_structure_copy): Remove.
20671 (do_rhs_deref_structure_copy): Remove.
20672 (do_lhs_deref_structure_copy): Remove.
20673 (collapse_rest_of_var): Remove.
20674 (do_structure_copy): Re-implement.
20675 (pta_stats): New global variable.
20676 (dump_pta_stats): New function.
20677 (struct constraint_expr): Make offset signed.
20678 (UNKNOWN_OFFSET): Define special value.
20679 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20680 (solution_set_expand): New helper function split out from ...
20681 (do_sd_constraint): ... here.
20682 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20683 (do_ds_constraint): Likewise.
20684 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20685 and CALLUSED = *CALLUSED.
20686 (set_union_with_increment): Make inc argument signed.
20687 (type_safe): Remove.
20688 (get_constraint_for_ptr_offset): Handle unknown and negative
20690 (first_vi_for_offset): Handle offsets before start. Bail
20691 out early for offsets beyond the variable extent.
20692 (first_or_preceding_vi_for_offset): New function.
20693 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20694 Together with ESCAPED = *ESCAPED this properly computes reachability.
20695 (find_what_var_points_to): New function.
20696 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20697 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20698 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20699 pt_solutions_intersect): New functions.
20700 (compute_call_used_vars): Remove.
20701 (compute_may_aliases): New main entry into PTA computation.
20702 * gimple.h (gimple_p): New typedef.
20703 (struct gimple_statement_base): Remove references_memory_p.
20704 (struct gimple_statement_with_memory_ops_base): Remove
20705 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20707 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20708 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20709 gimple_set_references_memory): Remove.
20710 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20711 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20713 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20714 (verify_expr): Allow RESULT_DECL.
20715 (gimple_duplicate_bb): Do not copy virtual operands.
20716 (gimple_duplicate_sese_region): Adjust.
20717 (gimple_duplicate_sese_tail): Likewise.
20718 (mark_virtual_ops_in_region): Remove.
20719 (move_sese_region_to_fn): Do not call it.
20720 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20721 and pass_simple_dse.
20722 (execute_function_todo): Handle TODO_update_address_taken,
20723 call execute_update_addresses_taken for TODO_rebuild_alias.
20724 (execute_todo): Adjust.
20725 (execute_one_pass): Init dump files early.
20726 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20728 (create_general_new_stmt): Clear vops.
20729 * tree-ssa-reassoc.c (get_rank): Adjust.
20730 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20731 symbols for renaming.
20732 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20733 (PARAM_AVG_ALIASED_VOPS): Likewise.
20734 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20735 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20736 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20737 (operand_build_cmp, copy_virtual_operands,
20738 create_ssa_artificial_load_stmt, add_to_addressable_set,
20739 gimple_add_to_addresses_taken): Remove public functions.
20740 (unlink_stmt_vdef): New function.
20742 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20744 * config.gcc (powerpc-*-linux*): Merge variants.
20746 2009-04-02 Chao-ying Fu <fu@mips.com>
20747 James Grosbach <james.grosbach@microchip.com>
20749 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20750 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20752 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20753 keep_interrupts_masked_p, use_debug_exception_return_p.
20754 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20755 keep_interrupts_masked, use_debug_exception_return.
20756 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20757 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20759 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20760 (mips_print_operand): Process COP0 registers to print $0 .. $31
20761 correctly for GAS to process.
20762 (mips_interrupt_extra_call_saved_reg_p): New function.
20763 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20765 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20766 (mips_compute_frame_info): Add supports for interrupt context that
20767 includes doubleword accumulators and COP0 registers.
20768 (mips_for_each_saved_acc): New function.
20769 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20770 mips_for_each_saved_reg.
20771 (mips_save_reg): Save accumulators.
20772 (mips_kernel_reg_p): A new for_each_rtx callback.
20773 (mips_expand_prologue): Support interrupt handlers.
20774 (mips_restore_reg): Restore accumulators.
20775 (mips_expand_epilogue): Support interrupt handlers.
20776 (mips_can_use_return_insn): Return false for interrupt handlers.
20777 (mips_epilogue_uses): New function.
20778 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20779 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20780 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20781 cop0_move): New instructions.
20782 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20783 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20785 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20787 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20788 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20789 interrupt handlers, we use K0 as the temporary register.
20790 (EPILOGUE_USES): Change to a function call.
20791 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20792 handlers, we use K0 as the temporary register.
20794 * doc/extend.texi (Function Attributes): Document interrupt,
20795 use_shadow_register_set, keep_interrupts_masked,
20796 use_debug_exception_return for MIPS attributes.
20798 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20800 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20801 Remove a number of t-files from tmake_file.
20802 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20803 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20804 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20805 target_prototype, not TARGET_PROTOTYPE.
20806 (LINK_OS_GNU_SPEC): Define.
20807 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20808 and darwin-ldoubdle.c.
20810 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20813 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20814 (cpp_options): Ditto.
20815 (default_compilers): Ditto.
20816 (display_help): Ditto.
20817 (process_command): Ditto.
20818 (do_spec_1): Ditto.
20819 (set_input): Use lbasename instead of duplicate code.
20820 (save_temps_prefix): New static for -save-temps=obj.
20821 (save_temps_length): Ditto.
20823 * doc/invoke.texi (-save-temps=obj): Document new variant to
20824 -save-temps switch.
20826 2009-04-02 Jeff Law <law@redhat.com>
20828 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20831 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20833 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20834 * configure: Regenerated.
20836 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20838 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20839 share the argument list.
20841 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20845 2009-02-12 Diego Novillo <dnovillo@google.com>
20847 * varpool.c (debug_varpool): New.
20848 * cgraph.h (debug_varpool): Declare.
20850 2009-04-02 Jan Hubicka <jh@suse.cz>
20852 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20855 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20857 * config/i386/i386.c (ix86_abi): Move initialization to ...
20858 (override_options): Here.
20860 2009-04-02 Christian Bruel <christian.bruel@st.com>
20862 * config/sh/sh.c (sh_dwarf_register_span): New function.
20863 (TARGET_DWARF_REGISTER_SPAN): Define.
20864 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20866 2009-04-02 Ira Rosen <irar@il.ibm.com>
20868 PR tree-optimization/39595
20869 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20870 interleaved loads group is not greater than the SLP group size.
20872 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20874 * builtins.c (is_builtin_name): New.
20875 (called_as_built_in): Use is_builtin_name.
20876 * tree.h (is_builtin_name): New.
20877 * varasm.c (incorporeal_function_p): Use is_builtin_name
20879 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
20881 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
20883 2009-04-02 Dodji Seketeli <dodji@redhat.com>
20886 * c-decl.c (clone_underlying_type): Move this ...
20887 * c-common.c (set_underlying_type): ... here.
20888 Also, make sure the function properly sets TYPE_STUB_DECL() on
20889 the newly created typedef variant type.
20890 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
20891 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
20894 2009-04-02 Richard Guenther <rguenther@suse.de>
20896 PR tree-optimization/37221
20897 * tree-flow.h (degenerate_phi_result): Declare.
20898 * tree-ssa-dom.c (degenerate_phi_result): Export.
20899 * tree-scalar-evolution.c (analyze_initial_condition): If
20900 the initial condition is defined by a degenerate PHI node
20901 use the degenerate value.
20903 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
20905 PR rtl-optimization/39588
20906 * combine.c (merge_outer_ops): Do not set the constant when this
20908 (simplify_shift_const_1): Do not modify it either in this case.
20910 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
20912 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
20913 tuning is deprecated if -mtune value is set to an Itanium1 variant.
20915 2009-04-01 Janis Johnson <janis187@us.ibm.com>
20918 * c-lex.c (interpret_float): Default (no suffix) is double.
20920 2009-04-1 Xinliang David Li <davidxl@google.com>
20922 * config/i386/i386.c (legitimate_constant_p): Recognize
20923 all one vector constant.
20925 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20927 * config/vax/vax.c: Add #includes to silence warnings.
20928 Change #include order to silence two warnings.
20930 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20932 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
20933 (ASM_SPEC): Pass -k to the assembler for PIC code.
20935 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20937 * config.gcc: Add vax-*-linux* to the switch.
20938 * config/vax/linux.h: New file. (TARGET_VERSION,
20939 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
20941 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20943 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
20944 Use predicate macros instead of GET_CODE() == foo.
20945 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
20946 ashlsi3, rotrsi3, <unnamed>): Likewise.
20948 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20950 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
20951 jbbccihi, jbbccisi): Remova trailing whitespace.
20952 * config/vax/constraints.md: Likewise.
20953 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20954 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
20955 * config/vax/predicates.md: Likewise.
20956 * config/vax/vax.c (print_operand_address, vax_output_int_move,
20957 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
20958 * config/vax/vax.h: Likewise.
20959 * config/vax/vax.md (nonlocal_goto): Likewise.
20961 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20963 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
20964 (indirectable_address_p, adjacent_operands_p): Add spaces around
20966 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
20968 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20970 * config/vax/vax.c (legitimate_constant_address_p,
20971 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
20972 index_term_p, reg_plus_index_p, legitimate_address_p,
20973 vax_mode_dependent_address_p): Update comments to match functions
20974 modified by the recent int->bool conversion.
20976 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20978 * config/vax/builtins.md: Update copyright message.
20979 * config/vax/constraints.md: Likewise.
20980 * config/vax/netbsd-elf.h: Likewise.
20981 * config/vax/predicates.md: Likewise.
20982 * config/vax/vax-protos.h: Likewise.
20983 * config/vax/vax.c: Likewise.
20984 * config/vax/vax.h: Likewise.
20985 * config/vax/vax.md: Likewise.
20986 * config/vax/vax.opt: Likewise.
20988 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
20990 * config/vax/builtins.md (ffssi2, ffssi2_internal,
20991 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
20992 * config/vax/constraints.md (B, R): Likewise.
20993 * config/vax/predicates.md (external_memory_operand,
20994 nonimmediate_addsub_di_operand): Likewise.
20995 * config/vax/vax.c (vax_output_int_add): Likewise.
20996 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
20997 untyped_call): Likewise.
20999 2009-04-01 Matt Thomas <matt@3am-software.com>
21001 * config/vax/predicates.md: New file.
21002 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21003 external_const_operand, nonsymbolic_operand, external_memory_operand,
21004 indirect_memory_operand, indexed_memory_operand,
21005 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21006 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21008 * config/vax/constraints.md: New file.
21009 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21011 * config/vax/builtins.md: New file.
21012 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21013 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21015 * config/vax/vax.opt (mqmath): Add option.
21016 * config/vax/vax.md (isfx): Extend with DI.
21017 (VAXintQH, VAXintQHSD): Define.
21018 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21019 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21020 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21021 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21022 (movdi): Update constraints and use vax_output_int_move().
21023 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21024 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21025 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21026 nonlocal_goto): New.
21027 (mov<mode>): Extend accepted operand types.
21028 (subdi3_old): Rename from subdi3, change update constraints and use
21029 a new implementation.
21030 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21031 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21032 MOVE_RATIO, CLEAR_RATIO): Define.
21033 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21034 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21035 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21036 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21037 (split_quadword_operands): Make static and really allow variable
21039 (print_operand_address): Update for PIC generation.
21040 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21041 indexable_address_p, fixup_mathdi_operand,
21042 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21043 (vax_float_literal, legitimate_constant_p,
21044 indirectable_constant_address_p, index_term_p,
21045 reg_plus_index_p): Return bool instead of int.
21046 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21048 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21050 (vax_output_conditional_branch): Indent.
21051 (legitimate_constant_address_p, indirectable_constant_address_p,
21052 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21053 vax_mode_dependent_address_p): Return bool instead of int, update for
21055 * config/vax/vax-protos.h (legitimate_constant_address_p,
21056 legitimate_constant_p, legitimate_address_p,
21057 vax_mode_dependent_address_p): Change declaration to bool.
21058 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21059 vax_expand_addsub_di_operands, vax_output_int_subtract,
21060 vax_output_movmemsi): Declare.
21061 (split_quadword_operands, vax_float_literal): Delete declaration.
21062 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21063 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21064 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21065 ASM_OUTPUT_DWARF_PCREL): Define.
21066 (ASM_SPEC): Change definition to allow PIC generation.
21068 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21070 * doc/sourcebuild.texi: Update front-end requirements.
21072 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21075 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21076 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21077 (booldi3_internal3): Use boolean_or_operator instead of
21080 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21083 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21084 declarator whose size is not an integer constant expression but
21085 folds to an integer constant, then treat it as a constant
21088 2009-04-01 Richard Guenther <rguenther@suse.de>
21090 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21091 i * 4 + 2 to (i * 2 + 1) * 2.
21093 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21096 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21097 return if c_parser_asm_string_literal returned NULL.
21099 2009-04-01 Nick Clifton <nickc@redhat.com>
21101 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21103 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21104 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21105 other typedefs to avoid conflicts with libgcc2.c. Define labels
21106 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21108 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21109 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21112 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21114 * varasm.c (default_function_rodata_section): Declare DOT as
21117 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21118 Andrey Galkin <agalkin@hypercom.com>
21121 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21122 Make object_name unique for each process.
21124 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21127 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21128 addressable variables in the parallel that could go out of scope while
21129 running queued tasks.
21131 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21133 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21134 (CASE_VALUES_THRESHOLD): Redefine.
21135 * config/avr/avr.c (avr_override_options): Remove initialization of
21136 avr_case_values_threshold variable.
21137 (avr_case_values_threshold): Remove variable. Add new function.
21138 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21139 * config/avr/avr.opt (mno-tablejump): Remove option.
21140 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21142 2009-04-01 DJ Delorie <dj@redhat.com>
21144 * varasm.c (default_function_rodata_section): Don't assume
21145 anything about where the first '.' in the section name is.
21147 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21149 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21150 rs6000_emit_stack_tie.
21152 2009-03-31 Ian Lance Taylor <iant@google.com>
21154 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21155 gimple_code with GIMPLE_RESX, not RESX.
21157 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21159 * c-common.c (c_get_ident): New.
21160 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21162 2009-04-01 Ben Elliston <bje@au.ibm.com>
21164 * config/rs6000/sysv4.opt (msdata): Improve option description.
21166 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21168 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21169 (divdf3_internal_lat): Remove.
21170 (divxf3_internal_lat): Remove.
21171 (divxf3_internal_thr): Remove.
21172 (divxf): Use divxf3_internal.
21173 * config/ia64/div.md (divsf3_internal_lat): New.
21174 (divdf3_internal_lat): New.
21175 (divxf3_internal): New.
21177 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21180 * Makefile.in (USE_GCC_STDINT): Define.
21181 (stmp-int-hdrs): Install stdint.h if applicable.
21182 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21184 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21185 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21186 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21187 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21188 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21189 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21190 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21191 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21192 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21193 (c_common_nodes_and_builtins): Initialize
21194 underlying_wchar_type_node. Do not initialize
21195 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21196 nodes for new types.
21197 (c_stddef_cpp_builtins): Define macros for new types.
21198 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21200 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21201 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21202 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21203 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21204 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21205 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21206 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21207 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21208 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21209 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21210 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21211 int16_type_node, int32_type_node, int64_type_node,
21212 uint8_type_node, uint16_type_node, c_uint32_type_node,
21213 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21214 int_least32_type_node, int_least64_type_node,
21215 uint_least8_type_node, uint_least16_type_node,
21216 uint_least32_type_node, uint_least64_type_node,
21217 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21218 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21219 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21220 uintptr_type_node): Define.
21221 * c-cppbuiltin.c (builtin_define_constants,
21222 builtin_define_type_minmax): New.
21223 (builtin_define_stdint_macros): Define more macros.
21224 (c_cpp_builtins): Define more limit macros.
21225 (type_suffix): New.
21226 (builtin_define_type_max): Define in terms of
21227 builtin_define_type_minmax. Remove is_long parameter. All
21229 * config.gcc (use_gcc_stdint): Define.
21230 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21231 Add newlib-stdint.h for generic targets.
21232 * config/glibc-stdint.h, config/newlib-stdint.h,
21233 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21234 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21235 * config/score/score.h (UINTPTR_TYPE): Define.
21236 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21237 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21238 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21239 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21240 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21241 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21242 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21243 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21244 * config/spu/spu.h (STDINT_LONG32): Define.
21245 * configure.ac (use_gcc_stdint): Substitute.
21246 * configure: Regenerate.
21247 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21248 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21249 __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__,
21256 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21257 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21258 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21259 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21260 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21261 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21262 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21263 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21264 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21265 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21266 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21267 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21268 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21269 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21270 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21271 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21272 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21273 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21274 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21275 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21277 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21279 * loop-iv.c (suitable_set_for_replacement): Renamed from
21280 simplify_using_assignment; changed to return bool and to accept new
21281 args DEST and SRC. Return true iff we find a source/destination pair
21282 that can be used to make a replacement, and fill SRC and DEST if so.
21283 Remove arg ALTERED. Don't deal with altered regs here. All callers
21285 (simplify_using_initial_values): Deal with altered regs here and track
21286 more precisely the effect they have on the validity of our expression.
21288 * loop-iv.c (simplify_using_condition): A condition of the form
21289 (EQ REG CONST) can be used to simply make a substitution.
21290 (simplify_using_initial_values): Keep track of conditions we have seen
21291 and keep using them to simplify new expressions, while applying the
21292 same substitutions to them as to the expression.
21294 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21295 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21298 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21299 changed. Use this when trying to improve the upper bound.
21300 Generate the comparison by using simplify_gen_relational.
21302 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21304 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21306 (simplify_using_assignment, simplify_using_initial_values): Call
21307 replace_in_expr to make replacements. Call replace_single_def_regs
21308 once on the initial version of the expression.
21310 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21313 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21315 2009-03-31 Richard Guenther <rguenther@suse.de>
21317 PR middle-end/31029
21318 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21319 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21321 2009-03-31 Richard Guenther <rguenther@suse.de>
21323 * tree.h (div_if_zero_remainder): Declare.
21324 * fold-const.c (div_if_zero_remainder): Export.
21325 * tree-ssa-forwprop.c
21326 (forward_propagate_addr_into_variable_array_index): Handle
21327 constant array index addition outside of the variable index.
21329 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21332 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21333 define_splits, floatunssi<mode>2): Require x87 conversions from
21334 DImode to be permitted.
21336 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21338 PR preprocessor/15638
21339 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21341 2009-03-31 Richard Guenther <rguenther@suse.de>
21343 PR middle-end/23401
21344 PR middle-end/27810
21345 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21346 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21347 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21348 a separate statement.
21349 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21350 (lookup_tmp_var): Likewise.
21351 (is_gimple_formal_tmp_or_call_rhs): Remove.
21352 (is_gimple_reg_or_call_rhs): Rename to ...
21353 (is_gimple_reg_rhs_or_call): ... this.
21354 (is_gimple_mem_or_call_rhs): Rename to ...
21355 (is_gimple_mem_rhs_or_call): ... this.
21356 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21357 DECL_GIMPLE_REG_P only if is_formal is true.
21358 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21359 for non-proper post-modify expression gimplification.
21360 (gimplify_self_mod_expr): For post-modify expressions gimplify
21361 the lvalue to a minimal lvalue.
21362 (rhs_predicate_for): Remove formal temp case.
21363 (gimplify_modify_expr_rhs): Likewise.
21364 (gimplify_addr_expr): Use is_gimple_reg.
21365 (gimplify_expr): Remove formal temp cases.
21366 (gimple_regimplify_operands): Likewise.
21367 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21368 and FILTER_EXPR like constants.
21369 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21371 (is_gimple_formal_tmp_rhs): Remove.
21372 (is_gimple_reg_rhs): Remove special casing.
21373 (is_gimple_mem_rhs): Fix.
21374 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21375 (is_gimple_formal_tmp_var): Remove.
21376 (is_gimple_formal_tmp_reg): Likewise.
21377 (is_gimple_min_lval): Allow invariant component ref parts.
21378 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21379 is_gimple_formal_tmp_reg): Remove declarations.
21380 * tree-cfg.c (verify_expr): Verify that variables with address
21381 taken do not have DECL_GIMPLE_REG_P set.
21382 * tree-mudflap.c (mf_build_check_statement_for): Use
21383 force_gimple_operand instead of gimplify_expr.
21385 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21387 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21388 schedulable rows to compute_split_row.
21390 2009-03-31 Ben Elliston <bje@au.ibm.com>
21393 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21396 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21398 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21399 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21400 * configure: Regenerate.
21401 * config.in: Regenerate.
21402 * config/rs6000/rs6000.opt (mtls-markers): Add.
21403 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21404 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21405 (tls_ld_aix, tls_ld_sysv): Likewise.
21406 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21407 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21409 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21411 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21413 2009-03-30 Jan Hubicka <jh@suse.cz>
21415 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21417 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21418 detection and label handling.
21420 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21422 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21423 left_conflicts_size.
21424 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21425 ALLOCNO_LEFT_CONFLICTS_SIZE.
21427 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21428 remove_allocno_from_bucket_and_push,
21429 allocno_spill_priority_compare, push_allocnos_to_stack,
21430 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21431 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21432 (setup_allocno_left_conflicts_num): Ditto. Rename to
21433 setup_allocno_left_conflicts_size.
21434 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21435 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21436 setup_allocno_left_conflicts_size instead of
21437 setup_allocno_left_conflicts_num.
21439 * ira-build.c (ira_create_allocno): Use
21440 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21441 ALLOCNO_LEFT_CONFLICTS_NUM.
21443 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21445 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21446 instead of DF_LR_OUT.
21448 * ira-lives.c (process_bb_node_lives): Ditto.
21450 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21451 instead of DF_LR_{OUT,IN}.
21453 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21455 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21457 2009-03-30 Jan Hubicka <jh@suse.cz>
21459 * except.c (label_to_region_map): Fix thinko.
21461 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21463 PR middle-end/38237
21464 * tree.h (tree_find_value): New declaration.
21465 * tree.c (tree_find_value): New function.
21466 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21468 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21471 * c-decl.c (struct c_binding): Add locus field.
21472 (bind): Add locus argument, set locus field from it.
21473 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21474 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21475 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21476 implicitly_declare, undeclared_variable, lookup_label,
21477 declare_label, c_make_fname_decl, c_builtin_function,
21478 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21481 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21484 * config/i386/i386.c (classify_argument): Check total size of
21487 2009-03-30 Martin Jambor <mjambor@suse.cz>
21489 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21490 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21491 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21494 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21495 seen_variable_array_ref while also traversing a union.
21497 * tree-inline.c (optimize_inline_calls): Do not call
21498 cgraph_node_remove_callees.
21499 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21500 (pass_remove_cgraph_callee_edges): New variable.
21501 * passes.c (init_optimization_passes): Add
21502 pass_remove_cgraph_callee_edges after early inlining and before all
21503 late intraprocedural passes.
21505 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21507 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21509 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21510 Fix typos in names.
21512 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21514 * combine.c (simplify_comparison): Use have_insn_for.
21515 * dojump.c (do_jump): Likewise.
21517 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21519 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21520 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21521 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21522 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21523 instead of sparc_compare_emitted.
21524 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21525 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21526 instead of sparc_compare_emitted.
21528 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21530 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21531 enter/exit cfglayout mode.
21532 (pass_partition_block): Require it.
21533 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21534 (combine_instructions): Track basic blocks instead of labels.
21535 (update_cfg_for_uncondjump): New.
21536 (try_combine): Use it. Update jumps after rescanning.
21537 (pass_combine): Require PROP_cfglayout.
21538 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21540 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21542 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21543 Provide/destroy PROP_cfglayout respectively.
21544 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21545 * tree-pass.h (PROP_cfglayout): New.
21547 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21549 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21550 fold_convert_const_fixed_from_fixed,
21551 fold_convert_const_fixed_from_int,
21552 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21553 set TREE_CONSTANT_OVERFLOW.
21554 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21555 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21557 2009-03-30 Ira Rosen <irar@il.ibm.com>
21559 * tree-vect-loop-manip.c: New file.
21560 * tree-vectorizer.c: Update documentation and included files.
21561 (vect_loop_location): Make extern.
21562 (rename_use_op): Move to tree-vect-loop-manip.c
21563 (rename_variables_in_bb, rename_variables_in_loop,
21564 slpeel_update_phis_for_duplicate_loop,
21565 slpeel_update_phi_nodes_for_guard1,
21566 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21567 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21568 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21569 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21570 find_loop_location): Likewise.
21571 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21572 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21573 get_vectype_for_scalar_type, vect_is_simple_use,
21574 supportable_widening_operation, supportable_narrowing_operation):
21576 (bb_in_loop_p): Move to tree-vect-loop.c.
21577 (new_loop_vec_info, destroy_loop_vec_info,
21578 reduction_code_for_scalar_code, report_vect_op,
21579 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21580 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21581 (vect_supportable_dr_alignment): Likewise.
21582 * tree-vectorizer.h (tree-data-ref.h): Include.
21583 (vect_loop_location): Declare.
21584 Reorganize function declarations according to the new file structure.
21585 * tree-vect-loop.c: New file.
21586 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21587 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21588 * tree-vect-data-refs.c: New file.
21589 * tree-vect-patterns.c (timevar.h): Don't include.
21590 * tree-vect-stmts.c: New file.
21591 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21592 tree-vect-slp.c, tree-vect-loop.c.
21593 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21594 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21595 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21596 (tree-vect-analyze.o): Remove.
21597 (tree-vect-transform.o): Likewise.
21598 (tree-vect-data-refs.o): Add rule.
21599 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21600 tree-vect-slp.o): Likewise.
21601 (tree-vect-patterns.o): Remove redundant dependencies.
21602 (tree-vectorizer.o): Likewise.
21603 * tree-vect-slp.c: New file.
21605 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21607 * optc-gen.awk: Warn if an option flag has multiple different
21610 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21612 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21613 -floop-block): Document dependences on PPL, CLooG and Graphite.
21615 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21617 PR rtl-optimization/323
21618 * c-common.c (c_fully_fold, convert_and_check,
21619 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21620 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21621 * c-common.def (EXCESS_PRECISION_EXPR): New.
21622 * c-cppbuiltin.c (builtin_define_float_constants): Define
21623 constants with enough digits for long double.
21624 * c-lex.c (interpret_float): Interpret constant with excess
21625 precision where appropriate.
21626 * c-opts.c (c_common_post_options): Set
21627 flag_excess_precision_cmdline. Give an error for
21628 -fexcess-precision=standard for C++ for processors where the
21629 option is significant.
21630 * c-parser.c (c_parser_conditional_expression): Handle excess
21631 precision in condition.
21632 * c-typeck.c (convert_arguments): Handle arguments with excess
21634 (build_unary_op): Move excess precision outside operation.
21635 (build_conditional_expr): Likewise.
21636 (build_compound_expr): Likewise.
21637 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21638 (build_modify_expr): Handle excess precision in RHS.
21639 (convert_for_assignment): Handle excess precision in converted
21641 (digest_init, output_init_element, process_init_element): Handle
21642 excess precision in initializer.
21643 (c_finish_return): Handle excess precision in return value.
21644 (build_binary_op): Handle excess precision in operands and add
21645 excess precision as needed for operation.
21646 * common.opt (-fexcess-precision=): New option.
21647 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21648 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21649 For standard excess precision, output explicit conversion to and
21650 truncation from XFmode.
21651 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21652 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21653 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21654 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21655 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21656 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21657 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21658 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21659 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21660 define_splits, sqrt<mode>2): Disable where appropriate for
21661 standard excess precision.
21662 * convert.c (convert_to_real): Do not shorten arithmetic to type
21663 for which excess precision would be used.
21664 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21665 * doc/invoke.texi (-fexcess-precision=): Document option.
21666 (-mfpmath=): Correct index entry.
21667 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21668 flag_excess_precision): New.
21669 * langhooks.c (lhd_post_options): Set
21670 flag_excess_precision_cmdline.
21671 * opts.c (common_handle_option): Handle -fexcess-precision=.
21672 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21673 init_excess_precision): New.
21674 (lang_dependent_init_target): Call init_excess_precision.
21675 * tree.c (excess_precision_type): New.
21676 * tree.h (excess_precision_type): Declare.
21678 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21681 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21682 non-lvalue to component.
21684 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21686 PR preprocessor/34695
21687 * Makefile.in (c-opts.o): Depend on c-tree.h.
21688 * c-common.c: Move down include of diagnostic.h.
21689 (done_lexing, c_cpp_error): New.
21690 * c-common.h (done_lexing): Declare.
21691 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21693 * c-opts.c: Include c-tree.h.
21694 (c_common_init_options): Set preprocessor error callback.
21695 (c_common_handle_option): Do not set preprocessor
21696 inhibit_warnings, warnings_are_errors, warn_system_headers,
21697 pedantic_errors or inhibit_warnings flags.
21698 (c_common_post_options): Do not check cpp_errors (parse_in).
21699 (c_common_finish): Do not output dependencies if there were
21700 errors. Do not check return value of cpp_finish.
21701 * c-ppoutput.c (pp_file_change): Set input_location.
21702 * c-tree.h (c_cpp_error): Declare.
21703 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21705 (diagnostic_build_prefix): Check override_column.
21706 * diagnostic.h (diagnostic_info): Add override_column field.
21707 (diagnostic_override_column): Define.
21709 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21711 * c-common.c (c_expand_expr, c_staticp): Remove.
21712 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21713 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21714 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21715 * c-gimplify.c (gimplify_compound_literal_expr,
21716 optimize_compound_literals_in_ctor): Remove.
21717 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21718 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21719 * c-semantics.c (emit_local_var): Remove.
21721 * langhooks-def.h (lhd_expand_expr): Remove.
21722 * langhooks.c (lhd_expand_expr): Remove.
21723 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21725 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21726 handling from c-semantics.c; don't call into langhook.
21727 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21728 * gimplify.c (gimplify_compound_literal_expr,
21729 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21730 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21731 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21732 as was done in c-gimplify.c.
21733 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21734 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21735 Move from c-common.h.
21736 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21738 * tree.c (staticp): Do not call langhook.
21739 * langhooks.c (lhd_staticp): Delete.
21740 * langhooks-def.h (lhd_staticp): Delete prototype.
21741 (LANG_HOOKS_STATICP): Delete.
21742 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21744 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21745 instead of DECL_STMTs.
21747 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21755 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21757 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21758 contained expression.
21759 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21760 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21761 conditional expressions for C.
21762 (decl_constant_value_for_optimization): Move from
21763 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21764 whether optimizing and that the expression is a VAR_DECL not of
21765 array type instead of doing such checks in the caller. Do not
21766 check pedantic. Call gcc_unreachable for C++.
21767 * c-common.def (C_MAYBE_CONST_EXPR): New.
21768 * c-common.h (c_fully_fold, c_save_expr,
21769 decl_constant_value_for_optimization): New prototypes.
21770 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21771 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21772 EXPR_INT_CONST_OPERANDS): Define.
21773 * c-convert.c (convert): Strip nops from expression.
21774 * c-decl.c (groktypename): Take extra parameters expr and
21775 expr_const_operands. Update call to grokdeclarator.
21776 (start_decl): Update call to grokdeclarator. Add statement for
21777 expressions used in type of decl.
21778 (grokparm): Update call to grokdeclarator.
21779 (push_parm_decl): Update call to grokdeclarator.
21780 (build_compound_literal): Add parameter non_const and build a
21781 C_MAYBE_COSNT_EXPR if applicable.
21782 (grokdeclarator): Take extra parameters expr and
21783 expr_const_operands. Track expressions used in declaration
21784 specifiers and declarators. Fold array sizes and track whether
21785 they are constant expressions and whether they are integer
21786 constant expressions.
21787 (parser_xref_tag): Set expr and expr_const_operands fields in
21789 (grokfield): Update call to grokdeclarator.
21790 (start_function): Update call to grokdeclarator.
21791 (build_null_declspecs): Set expr and expr_const_operands fields in
21793 (declspecs_add_type): Handle expressions in typeof specifiers.
21794 * c-parser.c (c_parser_declspecs): Set expr and
21795 expr_const_operands fields for declaration specifiers.
21796 (c_parser_enum_specifier): Likewise.
21797 (c_parser_struct_or_union_specifier): Likewise.
21798 (c_parser_typeof_specifier): Likewise. Update call to
21799 groktypename. Fold expression as needed. Return expressions with
21800 type instead of adding statements.
21801 (c_parser_attributes): Update calls to c_parser_expr_list.
21802 (c_parser_statement_after_labels): Fold expression before passing
21803 to objc_build_throw_stmt.
21804 (c_parser_condition): Fold expression.
21805 (c_parser_asm_operands): Fold expression.
21806 (c_parser_conditional_expression): Use c_save_expr. Update call
21807 to build_conditional_expr.
21808 (c_parser_alignof_expression): Update call to groktypename.
21809 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21810 original_code. Fold expression argument of va_arg. Create
21811 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21812 argument to va_arg. Update calls to groktypename. Fold array
21813 index for offsetof. Verify that first argument to
21814 __builtin_choose_expr has integer type.
21815 (c_parser_postfix_expression_after_paren_type): Update calls to
21816 groktypename and build_compound_literal. Handle expressions with
21817 side effects in type name.
21818 (c_parser_postfix_expression_after_primary): Update call to
21819 c_parser_expr_list. Set original_code for calls to
21820 __builtin_constant_p.
21821 (c_parser_expr_list): Take extra parameter fold_p. Fold
21822 expressions if requested.
21823 (c_parser_objc_type_name): Update call to groktypename.
21824 (c_parser_objc_synchronized_statement): Fold expression.
21825 (c_parser_objc_receiver): Fold expression.
21826 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21827 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21828 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21829 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21830 (struct c_typespec): Add elements expr and expr_const_operands.
21831 (struct c_declspecs): Add elements expr and expr_const_operands.
21832 (groktypename, build_conditional_expr, build_compound_literal):
21834 (in_late_binary_op): Declare.
21835 * c-typeck.c (note_integer_operands): New function.
21836 (in_late_binary_op): New variable.
21837 (decl_constant_value_for_broken_optimization): Move to c-common.c
21838 and rename to decl_constant_value_for_optimization.
21839 (default_function_array_conversion): Do not strip nops.
21840 (default_conversion): Do not call
21841 decl_constant_value_for_broken_optimization.
21842 (build_array_ref): Do not fold result.
21843 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21844 result when operand is a VLA.
21845 (c_expr_sizeof_type): Update call to groktypename. Handle
21846 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21847 result when operand names a VLA type.
21848 (build_function_call): Update call to build_compound_literal.
21849 Only fold result for calls to __builtin_* functions. Strip
21850 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21851 the function designator.
21852 (convert_arguments): Fold arguments. Update call to
21853 convert_for_assignment.
21854 (build_unary_op): Handle increment and decrement of
21855 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21856 decrement earlier. Fold operand of increment and decrement.
21857 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21858 built for integer operand. Wrap returns that are INTEGER_CSTs
21859 without being integer constant expressions or that have integer
21860 constant operands without being INTEGER_CSTs.
21861 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21862 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21863 result is an integer constant expression or can be used in
21864 unevaluated parts of one and avoid folding and wrap as
21865 appropriate. Fold operands before possibly doing -Wsign-compare
21867 (build_compound_expr): Wrap result for C99 if operands can be used
21868 in integer constant expressions.
21869 (build_c_cast): Update call to digest_init. Do not ignore
21870 overflow from casting floating-point constants to integers. Wrap
21871 results that could be confused with integer constant expressions,
21872 null pointer constants or floating-point constants.
21873 (c_cast_expr): Update call to groktypename. Handle expressions
21874 included in type name.
21875 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
21876 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
21877 Update calls to convert_for_assignment.
21878 (convert_for_assignment): Take new parameter
21879 null_pointer_constant. Do not strip nops or call
21880 decl_constant_value_for_broken_optimization. Set
21881 in_late_binary_op for conversions to boolean.
21882 (store_init_value): Update call to digest_init.
21883 (digest_init): Take new parameter null_pointer_constant. Do not
21884 call decl_constant_value_for_broken_optimization. pedwarn for
21885 initializers not constant expressions. Update calls to
21886 convert_for_assignment.
21887 (constructor_nonconst): New.
21888 (struct constructor_stack): Add nonconst element.
21889 (really_start_incremental_init, push_init_level, pop_init_level):
21890 Handle constructor_nonconst and nonconst element.
21891 (set_init_index): Call constant_expression_warning for array
21893 (output_init_element): Fold value. Set constructor_nonconst as
21894 applicable. pedwarn for initializers not constant expressions.
21895 Update call to digest_init. Call constant_expression_warning
21896 where constant initializers are required.
21897 (process_init_element): Use c_save_expr.
21898 (c_finish_goto_ptr): Fold expression.
21899 (c_finish_return): Fold return value. Update call to
21900 convert_for_assignment.
21901 (c_start_case): Fold switch expression.
21902 (c_process_expr_stmt): Fold expression.
21903 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
21904 ensure statement expression is not evaluated in constant expression.
21905 (build_binary_op): Track whether results are integer constant
21906 expressions or may occur in such, disable folding and wrap results
21907 as applicable. Fold operands for -Wsign-compare warnings unless
21909 (c_objc_common_truthvalue_conversion): Handle results folded to
21910 integer constants that are not integer constant expressions.
21911 * doc/extend.texi: Document when typeof operands are evaluated,
21912 that condition of __builtin_choose_expr is an integer constant
21913 expression, and more about use of __builtin_constant_p in
21916 2009-03-29 Richard Guenther <rguenther@suse.de>
21918 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
21919 propagate addresses of array references.
21921 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
21923 * regmove.c (perhaps_ends_bb_p): Remove.
21924 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
21925 from INSN and check that the main loop stays within that basic block.
21926 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
21927 (regmove_forward_pass): Split out from regmove_optimize. Use
21928 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
21929 (regmove_backward_pass): Split out from regmove_optimize. Use
21930 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
21931 (regmove_optimize): Simplify.
21933 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21936 * config/i386/i386.c (classify_argument): Ignore flexible array
21937 member in struct and warn ABI change.
21939 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
21941 * config/i386/i386-protos.h (ix86_agi_dependent): New.
21943 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
21944 (ix86_adjust_cost): Updated.
21946 2009-03-29 Jan Hubicka <jh@suse.cz>
21948 PR middle-end/28850
21949 * tree-pass.h (pass_cleanup_eh): New function.
21950 (remove_unreachable_regions): Break code handling RTL
21951 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
21952 that can not be reached by runtime.
21953 (can_be_reached_by_runtime): New function.
21954 (label_to_region_map): New function.
21955 (num_eh_regions): New function.
21956 (rtl_remove_unreachable_regions): New function.
21957 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
21958 (remove_eh_region): New function.
21959 * except.h: Include sbitmap and vecprim.
21960 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
21961 num_eh_regions): Declare.
21962 * passes.c (init_optimization_passes): Schedule cleanup_eh.
21963 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
21964 * tree-eh.c (tree_remove_unreachable_handlers): New function.
21965 (tree_empty_eh_handler_p): New function.
21966 (cleanup_empty_eh): New function.
21967 (cleanup_eh): New function.
21968 (pass_cleanup_eh): New function.
21970 2009-03-29 Jan Hubicka <jh@suse.cz>
21972 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
21973 for removed regions.
21975 2009-03-29 Jan Hubicka <jh@suse.cz>
21977 * except.c (dump_eh_tree): Dump all datastructures.
21979 2009-03-29 Jan Hubicka <jh@suse.cz>
21981 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
21982 (duplicate_eh_regions_1): Likewise.
21983 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
21984 vector; call EH verification.
21985 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
21986 Be ready for region being removed.
21988 2009-03-29 Jan Hubicka <jh@suse.cz>
21990 * bitmap.c (bitmap_last_set_bit): New function.
21991 * bitmap.h (bitmap_last_set_bit): Declare.
21993 2009-03-29 David Ayers <ayers@fsfe.org>
21996 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
21997 by calling objc_compare_types and surpress warnings about
21998 incompatible C pointers that are compatible ObjC pointers.
22000 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22002 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22003 call initialize_inline_failed.
22004 (initialize_inline_failed): Move it from here ...
22005 * cgraph.c (initialize_inline_failed): ... to here.
22006 (cgraph_create_edge): Call initialize_inline_failed rather than
22007 setting inline_failed directly.
22009 2009-03-29 Ben Elliston <bje@au.ibm.com>
22012 * sysv4.opt (msdata): Improve comment.
22013 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22014 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22016 2009-03-29 Ben Elliston <bje@au.ibm.com>
22019 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22020 load and store attributes.
22022 2009-03-29 Ben Elliston <bje@au.ibm.com>
22024 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22025 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22026 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22027 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22028 __builtin_infq and __builtin_huge_valq.
22030 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22032 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22034 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22035 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22037 2009-03-28 Xinliang David Li <davidxl@google.com>
22039 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22040 (do_dbg_cnt): New function.
22042 2009-03-28 Jan Hubicka <jh@suse.cz>
22044 Merge from pretty-ipa:
22046 2009-03-27 Jan Hubicka <jh@suse.cz>
22048 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22049 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22050 * passes.c (function_called_by_processed_nodes_p): New.
22051 * ipa-pure-const.c (check_call): Fix handling of operands.
22052 (analyze_function): Dump debug output for skipped bodies.
22053 (local_pure_const): Use function_called_by_processed_nodes_p.
22054 * dwarf2out.c (reference_to_unused): Use output.
22055 * passes.c (do_per_function_toporder): Likewise.
22057 2008-11-12 Jan Hubicka <jh@suse.cz>
22059 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22060 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22061 state_set_in_source enum
22062 (check_decl): Ignore memory tags; do not set fake looping flags;
22064 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22065 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22066 (check_call, analyze_function): Rewrite.
22068 (add_new_function): Update call of analyze_function.
22069 (generate_summary): Add call of analyze_function.
22070 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22071 (local_pure_const): New function.
22072 (pass_local_pure_const): New pass.
22073 * ipa-inline.c (inline_transform): Set after_inlining.
22074 * tree-eh.c (stmt_can_throw_external): New.
22075 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22076 work with aliasing built.
22077 * tree-flow.h (stmt_can_throw_external): New.
22078 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22079 and local pure/const pass in early and late optimization queue.
22081 2009-03-28 Martin Jambor <mjambor@suse.cz>
22083 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22085 (fold_binary): Allow function decl aligment consideration is the
22086 second argument is integer constant one.
22087 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22088 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22089 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22091 2009-03-28 Jan Hubicka <jh@suse.cz>
22093 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22094 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22095 * function.h (rtl_data): Add nothrow flag.
22096 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22097 set DECL_NOTHROW for AVAILABLE functions.
22099 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22101 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22102 following vector keyword has expansion starting with pixel or bool
22103 keyword, expand vector to __vector and pixel or bool to __pixel or
22107 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22108 warn_if_disallowed_function_p): Removed.
22109 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22110 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22111 warning_if_disallowed_function_p.
22112 * flags.h (warn_if_disallowed_function_p,
22113 warn_disallowed_functions): Removed.
22114 * common.opt (Wdisallowed-function-list=): Removed.
22115 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22117 2009-03-28 Richard Guenther <rguenther@suse.de>
22119 PR tree-optimization/38723
22120 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22123 2009-03-28 Jan Hubicka <jh@suse.cz>
22125 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22126 test introduced by my previous patch.
22128 2009-03-28 Richard Guenther <rguenther@suse.de>
22130 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22131 the PHIs value undefined.
22133 2009-03-28 Jan Hubicka <jh@suse.cz>
22135 * tree-pass.h (pass_fixup_cfg): New pass.
22136 * ipa-inline.c (inline_transform): Set
22137 always_inline_functions_inlined/after_inlining.
22138 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22139 (pass_fixup_cfg): New pass.
22140 * passes.c (init_optimization_passes): Add fixup_cfg.
22142 2009-03-28 Richard Guenther <rguenther@suse.de>
22144 PR tree-optimization/38458
22145 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22146 argument use the arguments copy-of value.
22148 2009-03-28 Richard Guenther <rguenther@suse.de>
22150 PR tree-optimization/38180
22151 * tree-ssa-ccp.c (get_default_value): Simplify.
22152 (likely_value): Likewise.
22153 (surely_varying_stmt_p): Properly handle VOP case.
22154 (ccp_initialize): Likewise.
22155 (ccp_fold): Handle propagating through *&.
22156 (fold_const_aggregate_ref): Also handle decls.
22158 2009-03-28 Jan Hubicka <jh@suse.cz>
22160 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22161 * cgraph.h (cgraph_node): Likewise.
22162 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22163 (cgraph_reset_node): Use process flag.
22164 (cgraph_mark_functions_to_output): Likewise.
22165 (cgraph_expand_function): Likewise.
22166 (cgraph_expand_all_functions): Likewise.
22167 (cgraph_output_in_order): Likewise.
22168 * dwarf2out.c (reference_to_unused): Likewise.
22169 * passes.c do_per_function_toporder): Likewise.
22171 2009-03-28 Jan Hubicka <jh@suse.cz>
22173 Bring from lto-branch:
22175 2008-09-03 Doug Kwan <dougkwan@google.com>
22177 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22178 enums instead of reason strings.
22179 * cgraph.c (cgraph_create_edge): Same.
22180 (cgraph_inline_failed_string): New function.
22181 * cgraph.h (cgraph_inline_failed_t): New enum type.
22182 (cgraph_inline_failed_string): New prototype.
22183 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22184 char pointer to cgraph_inline_failed_t.
22185 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22186 (cgraph_default_inline_p): Ditto.
22187 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22188 to cgraph_inline_failed_t pointer.
22189 * cif-code.def: New file.
22190 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22192 (cgraph_check_inline_limits): Change type of REASON to pointer to
22193 cgraph_inline_failed_t. Replace reason strings with enums.
22194 (cgraph_default_inline_p): Ditto.
22195 (cgraph_recursive_inlining_p): Ditto.
22196 (update_caller_keys): Change type of FAILED_REASON to
22197 cgraph_inline_failed_t.
22198 (cgraph_set_inline_failed): Change type of REASON to pointer to
22199 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22200 convert enums to strings for text output.
22201 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22202 to be of type cgraph_inline_failed_t. Replace reason strings with
22203 enums. Call cgraph_inline_failed_string to covert enums
22204 to strings for text output.
22205 (cgraph_decide_inlining): Replace reason strings with enums.
22206 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22207 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22209 * tree-inline.c (expand_call_inline): Change type of REASON
22210 to cgraph_inline_failed_t. Replace reason strings with enums.
22211 Call cgraph_inline_failed_string for text output.
22212 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22215 2009-03-28 Jan Hubicka <jh@suse.cz>
22217 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22218 cgraph_clone_node): Remove master clone handling.
22219 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22220 * cgraph.h (master_clone): Remove.
22221 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22222 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22223 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22225 2009-03-28 Jan Hubicka <jh@suse.cz>
22227 * cgraph.c (cgraph_function_body_availability): Functions declared
22228 inline are always safe to assume that it is not going to be replaced.
22230 2009-03-28 Richard Guenther <rguenther@suse.de>
22232 PR tree-optimization/38513
22233 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22234 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22235 EXC_PTR_EXPR and FILTER_EXPR.
22236 (get_ref_from_reference_ops): Likewise.
22238 2009-03-28 Richard Guenther <rguenther@suse.de>
22240 PR tree-optimization/38968
22241 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22242 Use FLOOR_MOD_EXPR to compute misalignment.
22244 2009-03-28 Richard Guenther <rguenther@suse.de>
22246 PR tree-optimization/37795
22247 * tree.h (combine_comparisons): Declare.
22248 * fold-const.c (combine_comparisons): Export.
22249 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22251 (ifcombine_iforif): Use combine_comparisons.
22253 2009-03-28 Jan Hubicka <jh@suse.cz>
22255 * tree-eh.c (inlinable_call_p): New function.
22256 (make_eh_edges): Use it.
22257 (verify_eh_edges): Use it.
22258 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22259 * except.c (reachable_next_level): Add inlinable_function argument
22260 (sjlj_find_directly_reachable_regions): Update.
22261 (add_reachable_handler): Do not set saw_any_handlers.
22262 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22263 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22264 Add new inlinable call parameter.
22265 (can_throw_internal, can_throw_external): Update.
22266 * except.h (can_throw_internal_1, can_throw_external_1,
22267 foreach_reachable_handler): Update declaration.
22269 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22271 * config/arm/t-arm-coff, config/h8300/coff.h,
22272 config/i386/i386-aout.h, config/i386/i386-coff.h,
22273 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22274 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22275 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22276 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22277 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22278 sys-types.h: Remove.
22279 * Makefile.in: Remove protoize and fixproto support and references
22281 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22282 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22284 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22285 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22286 unprotoize$(exeext).
22287 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22288 (.PHONY): Don't depend on proto.
22289 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22290 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22291 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22292 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22293 build/gen-protos.o, build/scan.o, xsys-protos.h,
22294 build/fix-header$(build_exeext), build/fix-header.o,
22295 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22296 stmp-install-fixproto): Remove.
22297 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22298 SYSCALLS.c or fixproto files.
22299 (install-common): Don't install protoize.
22300 (install-headers-tar, install-headers-cpio, install-headers-cp):
22301 Don't depend on $(STMP_FIXPROTO).
22302 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22303 install fixproto files or write out fixproto settings.
22304 (uninstall): Don't uninstall protoize.
22305 * config.gcc (use_fixproto): Remove.
22306 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22307 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22308 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22309 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22310 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22311 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22312 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22313 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22314 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22315 * config/t-vxworks (STMP_FIXPROTO): Remove.
22316 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22317 STMP_FIXPROTO): Remove.
22318 * config.in, configure: Regenerate.
22319 * crtstuff.c (gid_t, uid_t): Don't undefine.
22320 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22321 (arm-*-coff, arm-*-aout: Remove target entries.
22322 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22323 Remove mention of AIX 4.1.
22324 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22325 * doc/invoke.texi (Running Protoize): Remove.
22326 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22327 (Protoize Caveats): Remove.
22328 * tsystem.h: Update comments on headers assumed to exist.
22330 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22332 * genautomata.c: Add a new year to the copyright. Add a new
22334 (struct insn_reserv_decl): Add comments for member bypass_list.
22335 (find_bypass): Remove.
22336 (insert_bypass): New.
22337 (process_decls): Use insert_bypass.
22338 (output_internal_insn_latency_func): Output all bypasses with the
22339 same input insn in one switch case.
22341 * rtl.def (define_bypass): Describe bypass choice.
22342 * doc/md.texi (define_bypass): Ditto.
22344 2009-03-27 Richard Guenther <rguenther@suse.de>
22346 * gimplify.c (mark_addressable): Export.
22347 * tree-flow.h (mark_addressable): Declare.
22348 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22349 * tree-ssa.c (verify_phi_args): Verify that address taken
22350 variables have TREE_ADDRESSABLE set.
22352 2009-03-27 Richard Guenther <rguenther@suse.de>
22354 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22355 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22356 Do not mark decls TREE_ADDRESSABLE.
22357 (build_fold_addr_expr): Adjust.
22358 (fold_addr_expr): Remove.
22359 (fold_unary): Use build_fold_addr_expr.
22360 (fold_comparison): Likewise.
22361 (split_address_to_core_and_offset): Likewise.
22362 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22364 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22365 (gimplify_modify_expr_to_memcpy): Mark source and destination
22367 * omp-low.c (create_omp_child_function): Mark the object decl
22369 (lower_rec_input_clauses): Mark the var we take the address of
22371 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22373 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22375 PR middle-end/39315
22376 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22377 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22379 2009-03-27 Richard Guenther <rguenther@suse.de>
22381 PR tree-optimization/39120
22382 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22384 (handle_lhs_call): Process return constraints. Add escape
22385 constraints if necessary.
22386 (handle_const_call): Fill out return constraints. Make nested
22387 case more precise. Avoid consttmp if possible.
22388 (handle_pure_call): Fill out return constraints. Avoid
22389 callused if possible.
22390 (find_func_aliases): Simplify call handling.
22392 2009-03-27 Richard Guenther <rguenther@suse.de>
22394 PR tree-optimization/39120
22395 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22396 as a representative.
22397 (solve_graph): Do propagate CALLUSED.
22398 (handle_pure_call): Use a scalar constraint from CALLUSED for
22400 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22403 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22406 * c-common.c (handle_aligned_attribute): Properly check alignment
22407 overflow. Use (1U << i) instead of (1 << i).
22409 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22411 * expr.h (get_mem_align_offset): Updated.
22413 * tree.h (tree_decl_common): Change align to "unsigned int" and
22414 move it before pointer_alias_set.
22416 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22417 Jakub Jelinek <jakub@redhat.com>
22420 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22421 gr_register_operand with gr_reg_or_0_operand.
22422 (cmpxchg_rel_di): Likewise.
22423 (sync_lock_test_and_set<mode>): Likewise.
22425 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22427 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22428 (true_regnum): Likewise.
22430 * rtlanal.c (subreg_info): Moved to ...
22431 * rtl.h (subreg_info): Here. New.
22432 (subreg_get_info): New.
22434 * rtlanal.c (subreg_get_info): Make it extern.
22436 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22439 * config/i386/i386.c (ix86_abi): New.
22440 (override_options): Handle -mabi=.
22441 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22442 (ix86_call_abi_override): Likewise.
22443 (init_cumulative_args): Likewise.
22444 (function_arg_advance): Likewise.
22445 (function_arg_64): Likewise.
22446 (function_arg): Likewise.
22447 (ix86_pass_by_reference): Likewise.
22448 (ix86_function_value_regno_p): Likewise.
22449 (ix86_build_builtin_va_list_abi): Likewise.
22450 (setup_incoming_varargs_64): Likewise.
22451 (is_va_list_char_pointer): Likewise.
22452 (ix86_init_machine_status): Likewise.
22453 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22454 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22455 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22456 (ix86_function_abi): Make it static and return enum calling_abi.
22457 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22459 (ix86_fn_abi_va_list): Updated.
22461 * config/i386/i386.h (ix86_abi): New.
22462 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22463 (CONDITIONAL_REGISTER_USAGE): Likewise.
22464 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22465 (machine_function): Likewise.
22467 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22469 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22470 (STACK_BOUNDARY): Likewise.
22471 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22473 * config/i386/i386.opt (mabi=): New.
22475 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22476 return enum calling_abi.
22477 (ix86_function_type_abi): Likewise.
22478 (ix86_function_abi): Removed.
22480 * doc/invoke.texi: Document -mabi= option for x86.
22482 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22484 * builtins.c (real_dconstp): Delete.
22485 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22487 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22488 Jakub Jelinek <jakub@redhat.com>
22491 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22492 (gen_subprogram_die): When a function is explicit, generate the
22493 DW_AT_explicit attribute.
22494 * langhooks.h (struct lang_hooks_for_decls): Add
22495 function_decl_explicit_p langhook.
22496 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22497 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22499 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22501 * builtins.c (fold_builtin_memory_op): Optimize memmove
22502 into memcpy if we can prove source and destination don't overlap.
22504 * tree-inline.c: Include gt-tree-inline.h.
22505 (clone_fn_id_num): New variable.
22506 (clone_function_name): New function.
22507 (tree_function_versioning): Use it.
22508 * Makefile.in (GTFILES): Add tree-inline.c.
22510 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22512 * BASE-VER: Change to 4.5.0.
22514 2009-03-27 Xinliang David Li <davidxl@google.com>
22516 PR tree-optimization/39557
22517 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22519 2009-03-27 Xinliang David Li <davidxl@google.com>
22521 PR tree-optimization/39548
22522 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22525 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22527 * c-common.c (pointer_int_sum): Use %wd on return from
22530 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22532 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22533 on return from tree_low_cst.
22535 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22538 * ginclude/stdarg.h (va_copy): Define also for
22539 __GXX_EXPERIMENTAL_CXX0X__.
22541 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22544 * builtins.h (c_strlen): Do not warn here.
22545 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22546 * c-common.c (pointer_int_sum): Take an explicit location.
22547 Warn about offsets out of bounds.
22548 * c-common.h (pointer_int_sum): Adjust declaration.
22550 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22552 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22555 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22558 * opts.c (warn_if_disallowed_function_p): Don't assume
22559 get_callee_fndecl must return non-NULL.
22561 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22563 PR rtl-optimization/39522
22564 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22565 when reg_reloaded_valid is set.
22567 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22569 * config/spu/divv2df3.c: New file.
22570 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22571 (DPBIT_FUNCS): Filter out _div_df.
22573 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22575 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22576 a jump insn, count that jump in the distance to the loop start.
22578 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22581 * config/sh/sh.c (calc_live_regs): Fix condition for global
22582 registers except PIC_OFFSET_TABLE_REGNUM.
22584 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22587 * doc/invoke.texi (-mconsole): New.
22589 (-mno-cygwin): New.
22591 (-mnop-fun-dllimport): New.
22595 (sub section "i386 and x86-64 Windows Options"): New.
22597 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22599 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22600 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22602 2009-03-25 Richard Guenther <rguenther@suse.de>
22604 PR middle-end/39497
22605 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22608 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22610 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22611 neither of haifa/selective schedulers are working.
22613 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22615 * doc/invoke.texi (Debugging Options): Fix description of
22616 -fno-merge-debug-strings.
22618 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22620 * config/cris/libgcc.ver: New version-script.
22621 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22623 * configure.ac <GAS features, nop mnemonic>: Add pattern
22624 crisv32-*-* for "nop".
22625 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22626 * configure: Regenerate.
22628 2009-03-24 Ira Rosen <irar@il.ibm.com>
22630 PR tree-optimization/39529
22631 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22632 mark_sym_for_renaming for the tag copied to the new vector
22635 2009-03-24 Arthur Loiret <aloiret@debian.org>
22637 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22638 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22639 EXTRA_SPEC_FUNCTIONS.
22640 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22641 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22642 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22643 -march and -mtune options.
22645 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22647 * config/m68k/t-rtems: Add m5329 multilib.
22649 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22650 Jakub Jelinek <jakub@redhat.com>
22653 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22656 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22659 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22660 instead of c_parser_expression_conv, if original_code isn't one of the
22661 4 allowed comparison codes, fail.
22663 2009-03-23 Richard Guenther <rguenther@suse.de>
22665 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22666 * tree.h (struct tree_type): Likewise.
22667 * reload.h (struct insn_chain): Likewise.
22668 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22669 * function.h (struct function): Likewise.
22670 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22672 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22674 PR tree-optimization/39516
22675 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22677 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22679 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22680 should be set true if BITS_PER_WORD of target is bigger than 32
22682 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22684 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22685 Translate -B-options to -rpath-link. Correct existing
22686 rpath-link and conditionalize on !nostdlib.
22688 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22690 * doc/extend.texi (Function Attributes, Variable Attributes):
22692 * doc/invoke.texi (Debugging Options, Optimize Options)
22693 (i386 and x86-64 Options, MCore Options): Likewise.
22695 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22698 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22699 it for block local namespace aliases.
22700 (gen_decl_die): Pass context_die to gen_namespace_die.
22702 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22705 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22706 minimum or maximum value.
22708 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22710 * reginfo.c (globalize_reg): Recompute derived reg sets.
22712 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22715 * libgcc2.c (mprotect): Do not use signed arguments for
22716 VirtualProtect, use DWORD arguments. Also fix the 'may
22717 be used uninitialized' warning for the np variable.
22719 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22722 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22723 functions using regparm calling conventions when not optimizing.
22724 (ix86_function_sseregparm): Similarly for sseregparm calling
22727 2009-03-19 Li Feng <nemokingdom@gmail.com>
22729 PR middle-end/39500
22730 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22731 dependence if the first conflict is after niter iterations.
22733 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22735 PR middle-end/38609
22736 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22737 functions with dynamic stack-pointer adjustments.
22739 2009-03-19 Ben Elliston <bje@au.ibm.com>
22741 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22742 option; change to -msdata=data.
22744 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22746 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22749 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22752 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22754 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22756 * doc/invoke.texi (Code Gen Options): Expand discussion of
22759 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22761 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22762 * matrix-reorg.c (struct matrix_info): Likewise.
22763 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22764 * rtl.h (struct mem_attrs): Likewise.
22765 * df.h (struct df): Likewise.
22766 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22767 * ira-int.h (struct ira_allocno): Likewise.
22768 * df-scan.c (struct df_collection_rec): Likewise.
22769 * ira.c (struct equivalence): Likewise.
22770 * function.c (struct temp_slot): Likewise.
22771 * cfgloop.h (struct loop): Likewise.
22774 * function.c (use_register_for_decl): When not optimizing, disregard
22775 register keyword for variables with types containing methods.
22777 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22779 PR middle-end/39447
22780 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22781 (is_simple_operand): Call contains_component_ref_p before calling data
22782 reference analysis that would fail on COMPONENT_REFs.
22784 * tree-vrp.c (search_for_addr_array): Fix formatting.
22786 2009-03-18 Richard Guenther <rguenther@suse.de>
22788 * tree-vect-transform.c (vect_loop_versioning): Fold the
22789 generated comparisons.
22790 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22791 (slpeel_tree_peel_loop_to_edge): Likewise.
22793 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22795 PR middle-end/37805
22796 * opts.c (print_specific_help): In addition to `undocumented',
22797 accept `separate' and `joined' flags if passed alone. Describe
22798 output by the first matched one of those.
22799 (common_handle_option): Skip over empty strings.
22800 * gcc.c (display_help): Fix help string for `--help='.
22801 * doc/invoke.texi (Option Summary, Overall Options): With
22802 `--help=', classes and qualifiers can both be repeated, but
22803 only the latter can be negated. One should not pass only
22804 negated qualifiers. Fix markup and examples.
22807 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22808 PR middle-end/37805
22809 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22810 and -fhelp=separate.
22812 2009-03-17 Jing Yu <jingyu@google.com>
22814 PR middle-end/39378
22815 * function.h (struct rtl_data): Move is_thunk from here...
22816 (struct function): ...to here.
22817 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22818 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22820 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22822 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22823 (alpha_output_function_end_prologue): Likewise.
22824 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22825 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22826 (rs6000_output_function_epilogue): Likewise.
22827 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22829 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22832 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22833 from different units in a single alternative.
22834 (*truncdfsf_i387): Ditto.
22835 (*truncxfsf2_mixed): Ditto.
22836 (*truncxfdf2_mixed): Ditto.
22838 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22840 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22841 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22844 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22845 unused non-artificial variables when not optimizing.
22848 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22849 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22850 NAMESPACE_DECL in its DECL_INITIAL.
22852 PR middle-end/39443
22853 * optabs.c (set_user_assembler_libfunc): New function.
22854 * expr.h (set_user_assembler_libfunc): New prototype.
22855 * c-common.c: Include libfuncs.h.
22856 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22857 for memcmp, memset, memcpy, memmove and abort.
22858 * Makefile.in (c-common.o): Depend on libfuncs.h.
22861 * dwarf2out.c (gen_inlined_enumeration_type_die,
22862 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22863 gen_tagged_type_instantiation_die): Removed.
22864 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22867 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22870 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
22872 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
22873 (check-parallel-%): Ditto.
22874 (check-consistency): Ditto.
22876 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
22878 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
22879 local variable rhs by NULL_TREE.
22881 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22884 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
22886 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22889 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
22891 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
22894 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
22895 for ms->sysv ABI calls only in 64bit mode.
22897 * config/i386/i386.md (untyped_call): Support 32bit.
22899 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
22901 * doc/extend.texi: Replace x86_65 with x86_64.
22903 2009-03-16 Jakub Jelinek <jakub@redhat.com>
22905 PR tree-optimization/39455
22906 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
22907 mismatches for POINTER_TYPE_P (type).
22908 (number_of_iterations_le): Likewise.
22910 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
22912 * config/picochip/picochip.c: Removed profiling support.
22913 * config/picochip/picochip.md: Removed profiling instruction.
22914 * config/picochip/picochip.h: Removed profiling builtin.
22916 2009-03-16 Joseph Myers <joseph@codesourcery.com>
22918 * doc/install.texi (--with-host-libstdcxx): Document.
22920 2009-03-14 Anatoly Sokolov <aesok@post.ru>
22923 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
22924 generate a warning if the function name does not begin with
22925 "__vector" and the function has either the 'signal' or 'interrupt'
22926 attribute, from here to ...
22927 (avr_declare_function_name): ...here. New function.
22928 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
22929 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
22931 2009-03-14 Jakub Jelinek <jakub@redhat.com>
22934 * cse.c (fold_rtx): Don't modify original const_arg1 when
22935 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
22936 separate variable instead.
22937 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
22938 from out of range shift counts.
22939 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
22941 2009-03-13 Catherine Moore <clm@codesourcery.com>
22943 * config/i386/x-mingw32 (host-mingw32.o): Replace
22944 diagnostic.h with $(DIAGNOSTIC_H).
22946 2009-03-12 Jakub Jelinek <jakub@redhat.com>
22949 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
22951 * config/i386/sync.md (sync_compare_and_swap<mode>,
22952 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
22953 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
22955 (sync_double_compare_and_swapdi_pic,
22956 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
22957 cmpxchg8b_pic_memory_operand instead of just memory_operand.
22959 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22962 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
22964 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22967 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
22968 (avx_addsubv4df3): Likewise.
22969 (*avx_addsubv4sf3): Likewise.
22970 (sse3_addsubv4sf3): Likewise.
22972 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
22975 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
22977 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
22980 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
22981 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
22982 registers for allocnos created from user-defined variables.
22984 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22987 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
22988 of non-integer mode as well.
22990 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
22992 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
22993 for functions for which the parameter types are unknown.
22995 2009-03-11 Jakub Jelinek <jakub@redhat.com>
22998 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
22999 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23000 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23001 * config/i386/i386.c (ix86_local_alignment): For
23002 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23003 long long variables on the stack to avoid dynamic realignment.
23004 Allow the first argument to be a decl rather than type.
23005 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23007 2009-03-11 Nick Clifton <nickc@redhat.com>
23010 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23012 Add description to mno-lsim option.
23013 * config/mcore/mcore.h: Remove comment about deprecated m4align
23015 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23016 * doc/invoke.texi: Add description of mno-lsim and
23017 mstack-increment options.
23019 * config/fr30/fr30.opt: Document the -mno-lsim option.
23020 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23021 and -mno-lsim options.
23023 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23025 * fold-const.c (fold_comparison): Only call fold_inf_compare
23026 if the mode supports infinities.
23028 2009-03-11 Jason Merrill <jason@redhat.com>
23031 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23032 end already did. Notice GIMPLE_CALL modifications of the result.
23033 Don't copy debug information from an ignored decl or a decl from
23036 2009-03-10 Richard Guenther <rguenther@suse.de>
23037 Nathan Froyd <froydnj@codesourcery.com>
23039 PR middle-end/37850
23040 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23041 (__divMODE3): Likewise.
23043 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23045 PR tree-optimization/39394
23046 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23047 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23049 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23051 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23052 inline asms for register asm ("") declarations.
23054 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23056 * fold-const.c (fold_unary): Fix comment.
23058 2009-03-07 Jan Hubicka <jh@suse.cz>
23061 * tree-inline.c (setup_one_parameter): Do replacement of const
23062 argument by constant in SSA form.
23064 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23066 PR middle-end/38028
23067 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23068 determine alignment passed to assign_stack_local.
23069 (assign_parms_unsplit_complex): Likewise.
23070 * except.c (sjlj_build_landing_pads): Likewise.
23072 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23074 PR middle-end/39360
23075 * tree-flow.h (add_referenced_var): Return bool instead of void.
23076 * tree-dfa.c (add_referenced_var): Return result of
23077 referenced_var_check_and_insert call.
23078 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23079 of referenced_var_check_and_insert.
23082 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23083 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23084 DIE, don't emit it if abstract origin already has it.
23085 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23086 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23088 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23090 * genpreds.c (needs_variable): Fix parentheses at variable name
23092 (write_tm_constrs_h): Indent generated code.
23094 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23096 * doc/extend.texi (Function Attributes): Add documentation
23097 for isr attributes.
23099 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23102 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23103 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23105 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23107 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23110 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23113 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23114 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23116 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23118 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23119 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23120 constants instead of magic numbers.
23121 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23123 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23124 (x86_64_ms_abi_int_parameter_registers): Ditto.
23125 (x86_64_int_return_registers): Ditto.
23126 (ix86_maybe_switch_abi): Ditto.
23127 (ix86_expand_call): Ditto for clobbered_registers array.
23128 (ix86_hard_regno_mode_ok): Ditto.
23129 (x86_extended_QIreg_mentioned_p): Ditto.
23131 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23133 PR tree-optimization/39349
23134 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23136 * combine.c (gen_lowpart_for_combine): Use omode when generating
23139 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23141 PR rtl-optimization/39235
23142 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23144 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23146 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23148 2009-03-04 Richard Guenther <rguenther@suse.de>
23150 PR tree-optimization/39362
23151 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23152 that occur in abnormal PHIs should be varying.
23154 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23156 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23158 (simple_iv): Take loop as an argument instead of statement.
23159 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23160 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23162 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23164 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23165 * matrix-reorg.c (analyze_transpose): Ditto.
23166 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23167 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23168 * tree-predcom.c (ref_at_iteration): Ditto.
23169 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23171 2009-03-04 Richard Guenther <rguenther@suse.de>
23173 PR tree-optimization/39358
23174 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23175 escaped_id and callused_id.
23176 (solve_graph): Likewise.
23178 2009-03-04 Richard Guenther <rguenther@suse.de>
23180 PR tree-optimization/39339
23181 * tree-sra.c (try_instantiate_multiple_fields): Make it
23182 no longer ICE on the above.
23184 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23186 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23187 that fits within Pmode.
23189 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23191 PR middle-end/10109
23192 * tm.texi (LIBCALL_VALUE): Update description.
23194 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23196 PR middle-end/34443
23197 * doc/extend.texi (section): Update description.
23199 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23201 PR middle-end/39345
23202 * tree-inline.c (remapped_type): New.
23203 (can_be_nonlocal): Call remapped_type instead of remap_type.
23205 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23208 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23209 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23211 2009-03-03 Richard Guenther <rguenther@suse.de>
23213 PR middle-end/39272
23214 * tree.c (tree_nonartificial_location): New function.
23215 * tree.h (tree_nonartificial_location): Declare.
23216 * builtins.c (expand_builtin_memory_chk): Provide location
23217 of the call location for artificial function pieces.
23218 (maybe_emit_chk_warning): Likewise.
23219 (maybe_emit_sprintf_chk_warning): Likewise.
23220 (maybe_emit_free_warning): Likewise.
23221 * expr.c (expand_expr_real_1): Likewise.
23223 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23225 PR tree-optimization/39343
23226 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23227 COMPONENT_REF t has ARRAY_TYPE.
23229 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23231 PR middle-end/39335
23232 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23233 when the type precision of the induction variable should be
23234 larger than the type precision of nit.
23235 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23236 * graphite.c (graphite_loop_normal_form): Same.
23237 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23239 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23241 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23242 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23243 numbers to describe clobbered registers.
23244 (*call_value_0_rex64_ms_sysv): Ditto.
23245 * config/i386/mmx.md (mmx_emms): Ditto.
23246 (mmx_femms): Ditto.
23248 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23250 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23253 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23255 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23256 (spu_section_type_flags): New function.
23258 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23260 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23261 reg_class_contents of FLOAT_REGS into a temporary.
23263 2009-03-02 Richard Guenther <rguenther@suse.de>
23264 Ira Rosen <irar@il.ibm.com>
23266 PR tree-optimization/39318
23267 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23268 information to the vectorized statement.
23270 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23272 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23273 variable. Use defined names instead of magic constants for REX SSE
23276 2009-03-01 Richard Guenther <rguenther@suse.de>
23278 PR tree-optimization/39331
23279 * omp-low.c (lower_send_shared_vars): Do not receive new
23280 values for the reference of DECL_BY_REFERENCE parms or results.
23282 2009-03-01 Jan Hubicka <jh@suse.cz>
23285 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23286 BLOCK_NONLOCALIZED_VAR): New macros.
23287 (tree_block): Add nonlocalized_vars.
23288 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23289 gen_decl_die): Add origin argument. Allow generation of die with
23290 origin at hand only.
23291 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23292 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23294 (gen_block_die): Fix checking for unused blocks.
23295 (process_scope_var): Break out from .... ; work with origins only.
23296 (decls_for_scope) ... here; process nonlocalized list.
23297 (dwarf2out_ignore_block): Look for nonlocalized vars.
23298 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23300 (dump_scope_block): Dump them.
23301 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23302 (remap_block): Likewise.
23303 (can_be_nonlocal): New predicate.
23304 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23306 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23308 * configure: Regenerate.
23310 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23312 * optc-gen.awk: No need to duplicate option flags twice.
23313 Reuse help texts for duplicate options which do not have any.
23315 * gcc.c (display_help): Document --version.
23317 * gcc.c (main): If print_help_list and verbose_flag, ensure
23318 driver output comes before subprocess output.
23320 * optc-gen.awk: Assign all remaining fields to help string,
23321 space-separated, for multi-line help in *.opt.
23323 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23324 -Wno-pedantic-ms-format is for MinGW targets only.
23326 * doc/options.texi (Option file format): Fix bad indentation,
23327 restoring dropped sentence.
23329 2009-02-28 Jan Hubicka <jh@suse.cz>
23331 * tree-inline.c (tree_function_versioning): Output debug info.
23333 2009-02-28 Jan Hubicka <jh@suse.cz>
23336 * tree-inline.c (setup_one_parameter): Do not copy propagate
23337 arguments when not optimizing.
23339 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23342 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23343 (avx_addsubv4df3): Likewise.
23344 (*avx_addsubv4sf3): Likewise.
23345 (sse3_addsubv4sf3): Likewise.
23346 (*avx_addsubv2df3): Likewise.
23347 (sse3_addsubv2df3): Likewise.
23348 (avx_unpckhps256): Correct item selectors.
23349 (avx_unpcklps256): Likewise.
23350 (avx_unpckhpd256): Likewise.
23351 (avx_unpcklpd256): Likewise.
23353 2009-02-28 Jan Hubicka <jh@suse.cz>
23355 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23357 (copy_arguments_for_versioning): If var is declared don't declare it.
23358 (tree_function_versioning): First setup substitutions and then copy
23361 2009-02-27 Jan Hubicka <jh@suse.cz>
23364 * cgraph.h (varpool_output_debug_info): Remove.
23365 * cgraphunit.c (varpool_output_debug_info): Remove.
23366 * dwarf2out.c (deferred_locations_struct): New struct
23367 (deferred_locations): New type.
23368 (deferred_locations_list): New static var.
23369 (deffer_location): New function.
23370 (gen_variable_die): Use it.
23371 (decls_for_scope): Output info on local static vars.
23372 (dwarf2out_finish): Process deferred locations.
23373 * varpool.c (varpool_output_debug_info): Remove.
23375 2009-02-27 Jan Hubicka <jh@suse.cz>
23378 * tree.h (TREE_PROTECTED): Fix comment.
23379 (BLOCK_HANDLER_BLOCK): Remove.
23380 (struct tree_block): Remove handler_block add body_block.
23381 (inlined_function_outer_scope_p): New.
23382 (is_body_block): Remove.
23383 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23384 * dwarf2out.c (is_inlined_entry_point): Remove.
23385 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23386 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23388 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23389 * gimplify.c (gimplify_expr): Gimplify body blocks.
23390 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23391 block with multiple subblocks.
23392 (dump_scope_block): Prettier output; dump more flags and info.
23393 (dump_scope_blocks): New.
23394 (remove_unused_locals): Use dump_scope_blocks.
23395 * tree-flow.h (dump_scope_blocks): Declare.
23396 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23397 * stmt.c (is_body_block): Remove.
23398 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23399 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23401 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23403 PR middle-end/39308
23404 * graphite.c (graphite_loop_normal_form): Do not call
23405 number_of_iterations_exit from a gcc_assert.
23407 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23409 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23410 jumps if COND is NULL.
23411 (find_cond_jump): New function.
23412 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23413 * config/s390/s390.md: Remove z10_cobra attribute value.
23415 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23417 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23418 force_const_mem returns NULL_RTX.
23420 2009-02-26 Jan Hubicka <jh@suse.cz>
23423 * cgraph.h (varpool_output_debug_info): Remove.
23424 * cgraphunit.c (varpool_output_debug_info): Remove.
23425 * dwarf2out.c (deferred_locations_struct): New struct
23426 (deferred_locations): New type.
23427 (deferred_locations_list): New static var.
23428 (deffer_location): New function.
23429 (gen_variable_die): Use it.
23430 (decls_for_scope): Output info on local static vars.
23431 (dwarf2out_finish): Process deferred locations.
23432 * varpool.c (varpool_output_debug_info): Remove.
23434 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23436 PR rtl-optimization/39241
23437 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23438 to subreg_offset_representable_p.
23440 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23442 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23443 execute function prototype. Get f and nregs from max_reg_num
23444 and get_insns. Remove the first backward pass as it's dead,
23445 guard the forward pass by flag_expensive_optimizations.
23446 (rest_of_handle_regmove): Delete.
23447 (pass_regmove): Replace it with regmove_optimize.
23449 2009-02-25 Martin Jambor <mjambor@suse.cz>
23451 PR tree-optimization/39259
23452 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23453 calls_alloca function flags.
23454 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23455 calls are detected.
23457 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23459 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23460 flags_set_1_rtx, flags_set_1_set): Delete.
23461 (regmove_optimize): Do not call mark_flags_life_zones.
23463 2009-02-24 Julian Brown <julian@codesourcery.com>
23466 * config/arm/arm.c (require_pic_register): Only set
23467 cfun->machine->pic_reg once per function.
23469 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23471 * doc/invoke.texi (Link Options): Document an easier way to pass
23472 options that take arguments to the GNU linker using -Xlinker and -Wl.
23474 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23477 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23479 2009-02-24 Richard Guenther <rguenther@suse.de>
23482 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23484 2009-02-24 Richard Guenther <rguenther@suse.de>
23485 Zdenek Dvorak <ook@ucw.cz>
23487 PR tree-optimization/39233
23488 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23489 from converting them to a generic type.
23491 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23493 PR tree-optimization/39260
23494 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23495 contains a condition with a real type.
23496 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23498 2009-02-23 Jason Merrill <jason@redhat.com>
23501 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23502 narrowing_initializer_constant_valid_p.
23503 (narrowing_initializer_constant_valid_p): Don't return
23504 null_pointer_node for adding a pointer to itself.
23506 2009-02-23 Jan Hubicka <jh@suse.cz>
23509 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23512 2009-02-23 Jan Hubicka <jh@suse.cz>
23514 PR tree-optimization/37709
23515 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23516 * tree.h (block_ultimate_origin): Declare.
23517 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23518 * tree-ssa-live.c (remove_unused_scope_block_p):
23519 Eliminate blocks containig no instructions nor live variables nor
23521 (dump_scope_block): New function.
23522 (remove_unused_locals): Enable removal of dead blocks by default;
23523 enable dumping at TDF_DETAILS.
23525 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23527 * config/i386/i386.c (classify_argument): Don't allow COImode
23529 (function_arg_advance_32): Don't allow OImode.
23530 (function_arg_32): Likewise.
23531 (function_value_32): Likewise.
23532 (return_in_memory_32): Likewise.
23533 (function_arg_64): Remove OImode comment.
23535 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23538 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23539 ix86_expand_vector_set for V4DImode in 64bit mode only.
23540 (ix86_expand_vector_init_one_var): Likewise.
23542 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23544 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23546 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23549 * loop-iv.c: Revert last change.
23550 * emit-rtl.c: Likewise.
23552 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23555 * config/i386/i386.c (type_natural_mode): Remove an extra
23556 space in the warning message.
23557 (function_value_32): Handle 32-byte vector modes.
23558 (return_in_memory_32): Likewise.
23560 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23562 * loop-iv.c (truncate_value): New function.
23563 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23565 (lowpart_subreg): Move to...
23566 * emit-rtl.c: ...here.
23568 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23570 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23571 accidental and undocumented change at revision 140860.
23573 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23575 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23576 take gimple_seq * arguments.
23577 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23578 types_compatible_p langhook.
23580 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23581 Joseph Myers <joseph@codesourcery.com>
23583 * config/arm/arm.c (arm_builtin_va_list): New function.
23584 (arm_expand_builtin_va_start): Likewise.
23585 (arm_gimplify_va_arg_expr): Likewise.
23586 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23587 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23588 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23589 (va_list_type): New variable.
23590 (arm_mangle_type): Mangle va_list_type appropriately.
23592 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23594 PR middle-end/39157
23595 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23596 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23597 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23598 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23599 parameter to 1000 for -O1 by default.
23600 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23602 * loop-invariant.c: Include params.h.
23603 (move_loop_invariants): Don't call move_single_loop_invariants on
23606 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23608 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23609 offset when calculating bounds for indexing stack_usage_map. Fixes
23610 a buffer overflow with certain target setups.
23612 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23615 * calls.c (expand_call): Clear try_tail_call if caller and callee
23616 disagree in promotion of function return value.
23618 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23621 * c-common.c (c_determine_visibility): If visibility changed and
23622 DECL_RTL has been already set, call make_decl_rtl to update symbol
23625 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23628 * varasm.c (assemble_variable): Don't check DECL_NAME when
23629 globalizing a variable.
23631 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23634 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23635 expression before any __builtin_trap call.
23636 * c-typeck.c (build_function_call): Convert and check function
23637 arguments before generating a call to a trap. Evaluate the
23638 function arguments before the trap.
23640 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23643 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23644 (UNSPEC_FXAM_MEM): New unspec.
23645 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23646 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23647 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23649 2009-02-19 Richard Guenther <rguenther@suse.de>
23651 PR tree-optimization/39207
23652 PR tree-optimization/39074
23653 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23654 storedanything_tree): New.
23655 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23656 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23657 (build_succ_graph): Add edges from STOREDANYTHING to all
23659 (init_base_vars): Initialize STOREDANYTHING.
23660 (compute_points_to_sets): Free substitution info after
23661 building the succ graph.
23662 (ipa_pta_execute): Likewise.
23664 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23666 (do_ds_constraint): Do not add to special var or non-pointer
23668 (type_could_have_pointers): Split out from ...
23669 (could_have_pointers): ... here. For arrays use the element type.
23670 (create_variable_info_for): Initialize may_have_pointers.
23671 (new_var_info): Likewise.
23672 (handle_lhs_call): Make the HEAP variable unknown-sized.
23673 (intra_create_variable_infos): Use a type with pointers for
23674 PARM_NOALIAS, make it unknown-sized.
23676 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23679 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23681 2009-02-18 Jason Merrill <jason@redhat.com>
23684 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23685 value if DECL_EXTERNAL.
23686 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23687 * target.h (gcc_target::binds_local_p): Clarify "module".
23688 * tree.h (TREE_PUBLIC): Clarify "module".
23690 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23693 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23694 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23696 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23699 * c.opt (Wabi): Support C and ObjC.
23702 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23704 * config/i386/i386.c (classify_argument): Warn once about the ABI
23705 change when passing union with long double.
23707 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23709 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23712 * c-parser.c (c_parser_compound_statement): Always enter and leave
23715 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23718 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23720 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23722 PR tree-optimization/36922
23723 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23724 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23727 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23729 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23732 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23734 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23736 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23738 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23741 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23742 Richard Sandiford <rdsandiford@googlemail.com>
23744 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23745 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23746 (loongson_biadd): ...this.
23748 2009-02-17 Richard Guenther <rguenther@suse.de>
23750 PR tree-optimization/39202
23751 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23752 a var make sure to follow existing collapses.
23754 2009-02-17 Richard Guenther <rguenther@suse.de>
23756 PR middle-end/39214
23757 * langhooks.c (lhd_print_error_function): Check for NULL block.
23759 2009-02-17 Richard Guenther <rguenther@suse.de>
23761 PR tree-optimization/39204
23762 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23765 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23767 * config/soft-fp/double.h: Update from glibc CVS.
23769 2009-02-17 Richard Guenther <rguenther@suse.de>
23771 PR tree-optimization/39207
23772 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23773 strict-aliasing warnings for pointers pointing to NULL.
23775 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23778 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23779 skipping until next close brace.
23781 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23784 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23785 to function argument boundary.
23787 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23789 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23790 in the lea_add. Reload eventually constraints it properly.
23791 * config/picochip/constraints.md: Remove the target constraint
23792 "b", since it is not needed anymore.
23794 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23796 * gthr-dce.h: Uglify function parameter and local variable names.
23797 * gthr-gnat.h: Likewise.
23798 * gthr-mipssde.h: Likewise.
23799 * gthr-nks.h: Likewise.
23800 * gthr-posix95.h: Likewise.
23801 * gthr-posix.h: Likewise.
23802 * gthr-rtems.h: Likewise.
23803 * gthr-single.h: Likewise.
23804 * gthr-solaris.h: Likewise.
23805 * gthr-tpf.h: Likewise.
23806 * gthr-vxworks.h: Likewise.
23807 * gthr-win32.h: Likewise.
23809 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23812 * config/i386/i386.md: Restrict the new peephole2 to move
23813 between MMX/SSE registers.
23815 2009-02-15 Richard Guenther <rguenther@suse.de>
23818 2009-02-13 Richard Guenther <rguenther@suse.de>
23820 * configure.ac: Enable LFS.
23821 * configure: Re-generate.
23822 * config.in: Likewise.
23824 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23826 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23827 spu_srqwbyte, spu_srqwbytebc): Define.
23828 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23829 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23830 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23831 "shrqby_<mode>"): New insn-and-split patterns.
23832 * config/spu/spu.c (expand_builtin_args): Determine and return
23833 number of operands using spu_builtin_description data.
23834 (spu_expand_builtin_1): Use it.
23836 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23839 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23842 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23845 * config/i386/i386.c (override_options): Correct warning
23846 messages for -malign-loops, -malign-jumps and -malign-functions.
23848 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23851 * config/i386/i386.md: Restrict the new peephole2 to move
23852 between the general purpose registers.
23854 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23857 * config/i386/i386.c (type_natural_mode): Add a new argument.
23858 Return the original mode and warn ABI change if vector size is 32byte.
23859 (function_arg_advance): Updated.
23860 (function_arg): Likewise.
23861 (ix86_function_value): Likewise.
23862 (ix86_return_in_memory): Likewise.
23863 (ix86_sol10_return_in_memory): Likewise.
23864 (ix86_gimplify_va_arg): Likewise.
23865 (function_arg_32): Don't warn ABX ABI change here.
23866 (function_arg_64): Likewise.
23868 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23870 * loop-iv.c (implies_p): In the final case, test that operands 0
23871 of the two comparisons match.
23873 * config/bfin/bfin.c (find_prev_insn_start): New function.
23874 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
23875 (find_next_insn_start): Move.
23877 2009-02-13 Richard Guenther <rguenther@suse.de>
23879 * configure.ac: Enable LFS.
23880 * configure: Re-generate.
23881 * config.in: Likewise.
23883 2009-02-13 Joseph Myers <joseph@codesourcery.com>
23886 * c-parser.c (c_parser_parms_list_declarator): Discard pending
23887 sizes on syntax error after some arguments have been parsed.
23889 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23891 * doc/invoke.texi (-fira): Remove.
23893 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23895 * caller-save.c: Replace regclass.c with reginfo.c in comments.
23896 * recog.c: Likewise.
23899 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
23901 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
23902 (umul_ppmm): Likewise.
23903 (count_leading_zeros): Likewise.
23904 (count_trailing_zeros): Likewise.
23905 (UMUL_TIME): Likewise.
23907 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23909 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
23910 soft-fp/t-softfp to tmake_file.
23912 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
23913 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
23914 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
23915 IA64_BUILTIN_INFQ]: New.
23916 (ia64_init_builtins): Initialize __builtin_infq,
23917 __builtin_fabsq and __builtin_copysignq if not HPUX.
23918 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
23919 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
23921 * config/ia64/lib1funcs.asm (__divtf3): Define only if
23923 (__fixtfti): Likewise.
23924 (__fixunstfti): Likewise.
23925 (__floattitf): Likewise.
23927 * config/ia64/libgcc-glibc.ver: New.
23928 * config/ia64/t-fprules-softfp: Likewise.
23929 * config/ia64/sfp-machine.h: Likewise.
23931 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
23932 (LIBGCC2_TF_CEXT): Likewise.
23933 (TF_SIZE): Likewise.
23934 (TARGET_INIT_LIBFUNCS): Likewise.
23936 * config/ia64/t-glibc (SHLINB_MAPFILES):
23937 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
23939 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
23941 * config/i386/i386.c (construct_container): Rewrite processing
23942 BLKmode with X86_64_SSE_CLASS.
23944 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
23947 * config/i386/i386.md: Replace simplify_replace_rtx with
23948 replace_rtx in the new peephole2.
23950 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
23952 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
23953 loop unrolling do not happen at -O2.
23955 2009-02-12 Michael Matz <matz@suse.de>
23957 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
23959 2009-02-12 Jakub Jelinek <jakub@redhat.com>
23961 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
23964 2009-02-12 Ben Elliston <bje@au.ibm.com>
23966 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
23967 patterns when updating the back chain. Missed in the 2009-02-10
23970 2009-02-11 Janis Johnson <janis187@us.ibm.com>
23972 * doc/extend.texi (Decimal Floating Types): Update identifier of
23973 draft TR and list of missing support.
23975 2009-02-11 Jakub Jelinek <jakub@redhat.com>
23977 PR middle-end/39154
23978 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
23979 bit to variable length decl's flags, add it also to its
23980 pointer replacement variable.
23982 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
23983 Jakub Jelinek <jakub@redhat.com>
23986 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
23987 (memory_blockage): New expander.
23988 (*memory_blockage): New insn pattern.
23989 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
23990 instead of general blockage at the end of function prologue when
23991 frame pointer is used to access red zone area. Do not emit blockage
23992 when profiling, it is emitted in generic code.
23993 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
23994 function epilogue when frame pointer is used to access red zone area.
23996 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
23999 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24000 by arithmetic with memory operands.
24001 * config/i386/predicates.md (commutative_operator): New.
24003 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24005 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24008 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24010 * alias.h (record_alias_subset): Declare.
24011 * alias.c (record_alias_subset): Make global.
24013 2009-02-10 Nick Clifton <nickc@redhat.com>
24015 * tree-parloops.c: Change license to GPLv3.
24016 * ipa-struct-reorg.c: Change license to GPLv3.
24017 * ipa-struct-reorg.h: Change license to GPLv3.
24019 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24022 * c-decl.c (start_struct): Return NULL on error.
24024 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24026 PR middle-end/39124
24027 * cfgloopmanip.c (remove_path): Call remove_bbs after
24028 cancel_loop_tree, not before it.
24031 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24032 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24033 VAR_DECLs were seen.
24034 * tree-ssa-live.c (remove_unused_locals): Recompute
24035 cfun->has_local_explicit_reg_vars.
24036 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24037 copies or clearings if cfun->has_local_explicit_reg_vars.
24039 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24042 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24043 of function prologue when frame pointer is used to access
24046 2009-02-10 Richard Guenther <rguenther@suse.de>
24048 PR middle-end/39127
24049 * gimplify.c (gimple_regimplify_operands): Always look if
24050 we need to create a temporary.
24052 2009-02-10 Richard Guenther <rguenther@suse.de>
24054 PR tree-optimization/39132
24055 * tree-loop-distribution.c (todo): New global var.
24056 (generate_memset_zero): Trigger TODO_rebuild_alias.
24057 (tree_loop_distribution): Return todo.
24059 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24062 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24063 (x86_64_reg_class_name): Removed.
24064 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24065 first one isn't X86_64_SSE_CLASS or any other ones aren't
24066 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24067 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24068 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24069 and 3 X86_64_SSEUP_CLASS.
24070 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24071 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24073 2009-02-10 Ben Elliston <bje@au.ibm.com>
24075 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24076 form instruction to update the stack back chain word, even if the
24077 user has disabled the generation of update instructions.
24078 (movdi_<mode>_update_stack): New.
24079 (movsi_update_stack): Likewise.
24080 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24081 always use an update form instruction to update the stack back
24084 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24086 PR middle-end/38953
24087 * graphite.c (if_region_set_false_region): After moving a region in
24088 the false branch of a condition, remove the empty dummy basic block.
24089 (gloog): Remove wrong fix for PR38953.
24091 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24093 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24094 generation due to implicit sign extension.
24096 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24098 PR middle-end/38981
24099 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24100 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24102 2009-02-09 Richard Guenther <rguenther@suse.de>
24104 PR middle-end/35202
24105 * convert.c (convert_to_real): Disable (float)fn((double)x)
24106 to fnf(x) conversion if errno differences may occur and
24107 -fmath-errno is set.
24109 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24111 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24112 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24113 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24115 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24118 * c-common.c (handle_alias_attribute): Disallow attribute for
24119 anything not a FUNCTION_DECL or VAR_DECL.
24121 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24124 * real.c (do_compare): Special-case compare of zero against
24125 decimal float value.
24127 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24130 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24131 as indicating flexible array members unless the field itself is
24132 being declarared as the incomplete array.
24134 2009-02-06 Jan Hubicka <jh@suse.cz>
24136 PR tree-optimization/38844
24137 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24138 is already inlined.
24140 2009-02-06 Richard Guenther <rguenther@suse.de>
24142 PR middle-end/38977
24143 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24144 fork because we may expand it as __gcov_fork.
24146 2009-02-06 Nick Clifton <nickc@redhat.com>
24148 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24150 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24152 PR tree-optimization/35659
24153 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24154 vn_phi_eq): Shortcut if hashcode does not match.
24155 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24157 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24158 and avoid iterative_hash_expr.
24159 (FOR_EACH_VALUE_ID_IN_SET): New.
24160 (value_id_compare): Remove.
24161 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24162 sort expressions by value id.
24164 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24167 * config/sh/predicates.md (general_movsrc_operand): Don't check
24168 the subreg of system registers here.
24170 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24173 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24174 on the copied decl.
24176 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24178 PR rtl-optimization/39110
24179 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24180 addresses, not aligned ones.
24182 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24183 Richard Guenther <rguenther@suse.de>
24185 PR tree-optimization/39100
24186 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24187 comment says and add edges.
24189 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24192 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24193 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24195 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24197 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24198 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24199 register_bb_in_sese, new_sese, free_sese): Moved.
24200 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24201 outermost_loop_in_scop, build_scop_iteration_domain,
24202 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24203 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24204 Use loop_in_sese_p instead of loop_in_scop_p.
24205 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24206 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24207 (scopdet_basic_block_info): Fix bug in scop detection.
24208 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24209 eq_loop_to_cloog_loop): Remove.
24210 (nb_loops_around_loop_in_scop, nb_loop
24211 ref_nb_loops): Moved here...
24212 * graphite.h (ref_nb_loops): ... from here.
24213 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24214 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24215 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24216 * testsuite/gcc.dg/graphite/scop-19.c: New
24218 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24219 Hans-Peter Nilsson <hp@axis.com>
24221 PR rtl-optimization/37889
24222 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24223 Move offset handling from PLUS to before the switch. Use new
24224 arguments when considering SYMBOL_REFs too.
24225 (rtx_addr_can_trap_p): Pass dummy offset and size.
24226 (enum may_trap_p_flags): Remove.
24227 (may_trap_p_1): Pass size from MEM_SIZE.
24229 PR rtl-optimization/38921
24230 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24231 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24232 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24233 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24235 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24237 AVX Programming Reference (January, 2009)
24238 * config/i386/sse.md (*vpclmulqdq): New.
24240 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24242 PR tree-optimization/38977
24243 PR gcov-profile/38292
24244 * calls.c (special_function_p): Disregard __builtin_ prefix.
24246 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24248 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24249 non-indexable addresses even before reload.
24251 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24254 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24255 as having variable size. Do not give an error for unnamed
24256 parameters with [*] declarators. Give a warning for type names
24257 with [*] declarators and mark them as variable size.
24258 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24259 for sizeof applied to [*] type names.
24261 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24264 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24266 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24268 * gcc.c (process_command): Update copyright notice dates.
24269 * gcov.c (print_version): Likewise.
24270 * gcov-dump.c (print_version): Likewise.
24271 * mips-tfile.c (main): Likewise.
24272 * mips-tdump.c (main): Likewise.
24274 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24277 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24278 for composite type involving a zero-length array type.
24280 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24283 * function.c (match_asm_constraints_1): Skip over
24284 initial optional % in the constraint.
24286 PR inline-asm/39059
24287 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24288 supported, don't accept FIXED_CSTs.
24289 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24290 and _Sat is used without _Fract/_Accum. Set specs->type to
24291 integer_type_node for cts_fract/cts_accum if fixed point is not
24294 2009-02-02 Catherine Moore <clm@codesourcery.com>
24296 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24298 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24300 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24301 (ABI_HAS_64BIT_SYMBOLS): Use it.
24302 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24304 2009-02-02 Paul Brook <paul@codesourcery.com>
24306 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24308 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24310 PR inline-asm/39058
24311 * recog.h (asm_operand_ok): Add constraints argument.
24312 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24313 recurse on matching constraint.
24314 (check_asm_operands): Pass constraints as 3rd argument to
24315 asm_operand_ok. Don't look up matching constraint here.
24316 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24319 2009-02-02 Ben Elliston <bje@au.ibm.com>
24321 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24322 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24324 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24326 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24327 information. Remove some obsolete information. Reorganize.
24329 * config/pa/fptr.c: Revert license to GPL 2.
24330 * config/pa/milli64.S: Likewise.
24332 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24335 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24336 LIBRARY name in, instead of hard-coding it.
24337 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24338 extra target make frag to tmake_files according to EH model.
24339 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24340 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24341 frags that define makefile variable EH_MODEL appropriately.
24342 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24343 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24344 to "-sjlj" according to type of EH configured.
24345 (LIBGCC_SONAME): Concatenate it to shared library base name.
24346 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24347 to "_sjlj" according to type of EH configured.
24348 (LIBGCC_SONAME): Concatenate it to shared library base name.
24349 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24350 (SHLIB_LINK): Add missing semicolon to if-else construct.
24351 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24352 string value of "pe_dll" command-line option.
24353 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24354 (SHLIB_SONAME): Use it when overriding t-cygming default.
24355 (SHLIB_IMPLIB): Override t-cygming default.
24356 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24357 string value of "pe_dll" command-line option.
24359 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24362 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24363 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24365 2009-01-31 Richard Guenther <rguenther@suse.de>
24367 PR tree-optimization/38937
24368 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24369 computing the transitive closure.
24371 2009-01-30 Richard Guenther <rguenther@suse.de>
24373 PR tree-optimization/39041
24374 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24375 Propagate variable indices only if the types match for this stmt.
24377 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24380 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24381 inline but never defined.
24383 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24385 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24386 (*insv_h_di_reg_extimm): New insn.
24387 (*insv_l<mode>_reg_extimm): New insn.
24389 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24391 * config/picochip/picochip.c (flag_conserve_stack): set
24392 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24393 fconserve-stack. Reduce call-overhead used by inliner.
24395 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24398 * common.opt (flag_conserve_stack): Initialised to zero.
24400 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24403 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24404 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24407 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24409 * ira-color.c (allocno_reload_assign): Update comments.
24410 * regmove.c (regmove_optimize): Likewise.
24414 2009-01-29 Robert Millan <rmh@aybabtu.com>
24416 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24417 * config/i386/kopensolaris-gnu.h: New file. Undefine
24418 `MD_UNWIND_SUPPORT'.
24419 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24421 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24423 PR tree-optimization/39007
24424 * tree-loop-distribution.c (generate_builtin): Use
24425 recompute_dominator to compute the immediate dominator of the
24426 basic block just after the loop.
24428 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24430 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24431 (ASM_OUTPUT_DWARF_PCREL): Define.
24433 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24435 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24436 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24437 global. Modify entries about regmove and IRA.
24439 * ra-conflict.c: Remove the file.
24441 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24443 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24444 (pass_regclass_init): Rename to pass_reginfo_init.
24446 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24448 * toplev.h (flag_ira): Remove.
24450 * caller-save.c (setup_save_areas): Remove flag_ira.
24452 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24454 * global.c: Remove the file.
24456 * opts.c (decode_options): Remove flag_ira.
24458 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24460 * regmove.c: Modify file description.
24461 (find_use_as_address, try_auto_increment): Define them only if
24462 AUTO_INC_DEC is defined.
24463 (replacement_quality, replace_in_call_usage, fixup_match_1,
24464 stable_and_no_regs_but_for_p): Remove.
24465 (reg_set_in_bb): Make it static.
24466 (regmove_optimize): Remove flag_ira and code which worked for
24469 * local-alloc.c: Remove the file.
24471 * common.opt (fira): Remove.
24473 * ira.c: Include except.h.
24474 (eliminable_regset): Move from global.c.
24475 (mark_elimination): Ditto. Remove flag_ira.
24476 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24477 equiv_mem_modified, validate_equiv_mem_from_store,
24478 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24479 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24480 no_equiv, recorded_label_ref): Move from local-alloc.c.
24481 (update_equiv_regs): Ditto. Make it static.
24482 (print_insn_chain, print_insn_chains): Move it from global.c.
24483 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24484 (build_insn_chain): Ditto. Make it static.
24485 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24486 Rename to init_live_subregs.
24487 (gate_ira): Remove flag_ira.
24489 * regclass.c: Rename reginfo.c. Change file description.
24490 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24491 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24492 (init_reg_sets_1): Remove code for evaluation of
24493 reg_class_superclasses and losing_caller_save_reg_set.
24494 (init_regs): Remove init_reg_autoinc.
24495 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24496 ok_for_base_p_nonstrict): Remove.
24497 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24498 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24499 corresponding entries.
24500 (dump_regclass, record_operand_costs, scan_one_insn,
24501 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24502 record_address_regs, auto_inc_dec_reg_p): Remove.
24503 (gt-regclass.h): Rename to gt-reginfo.h.
24505 * rtl.h (dump_global_regs, retry_global_alloc,
24506 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24508 * Makefile.in (RA_H): Remove.
24509 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24510 Rename regclass.o to reginfo.o.
24511 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24513 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24514 (GTFILES): Rename regclass.c to reginfo.c.
24516 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24517 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24519 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24520 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24522 (finish_spills): Ditto. Remove code for !flag_ira.
24524 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24526 PR middle-end/35854
24527 * doc/invoke.texi (rtl debug options): Complete rewrite.
24528 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24530 * mode-switching.c (pass_mode_switching): Rename pass from
24531 "mode-sw" to "mode_sw".
24532 * except.c (pass_convert_to_eh_ranges): Rename pass from
24533 "eh-ranges" to "eh_ranges".
24534 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24538 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24539 Alexander Monakov <amonakov@ispras.ru>
24541 PR middle-end/38857
24542 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24544 (move_exprs_to_boundary): Change return type and pass through
24545 should_move from move_op. Relax assert. Update usage ...
24546 (schedule_expr_on_boundary): ... here. Use should_move instead of
24548 (move_op_orig_expr_found): Indicate that insn was disconnected from
24550 (code_motion_process_successors): Do not call after_merge_succs
24551 callback if original expression was not found when traversing any of
24553 (code_motion_path_driver): Change return type. Update prototype.
24554 (move_op): Update comment. Add a new parameter (should_move). Update
24555 prototype. Set *should_move based on indication provided by
24556 move_op_orig_expr_found.
24558 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24560 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24561 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24562 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24563 * config/rs6000/rs6000.c (rs6000_override_options): Default
24564 avoid-indexed-addresses on for Power6, off for everything else.
24565 (avoiding_indexed_address_p): New function.
24566 (rs6000_legitimize_address): Use it.
24567 (rs6000_legitimate_address): Likewise.
24568 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24570 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24572 PR tree-optimization/38997
24573 * tree-loop-distribution.c (generate_memset_zero): Use
24574 POINTER_PLUS_EXPR for a pointer addition.
24576 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24578 * config/s390/s390.md (bswap<mode>2): New pattern added.
24580 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24582 * config/s390/s390.md (*tls_load_31): Added type attribute.
24584 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24586 * config/s390/s390.md: Fix a few comments.
24588 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24590 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24591 (*tm<mode>_full): Fixed z10prop attribute.
24592 (*tst<mode>_extimm): Fixed z10prop attribute.
24593 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24594 (*tstqiCCT_cconly): Fixed z10prop attribute.
24595 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24596 (*movsi_larl): Fixed z10prop attribute.
24597 (*movsi_zarch): Fixed z10prop attribute.
24598 (*movsi_eas): Fixed z10prop attribute.
24599 (*movhi): Fixed z10prop attribute.
24600 (*movqi): Fixed z10prop attribute.
24601 (*movstrictqi): Fixed z10prop attribute.
24602 (*mov<mode>): Fixed z10prop attribute.
24603 (*movcc): Fixed z10prop attribute.
24604 (*sethighpartdi_64): Fixed z10prop attribute.
24605 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24606 (*negdi2_sign_cc): Fixed z10prop attribute.
24607 (*negdi2_sign): Fixed z10prop attribute.
24608 (*absdi2_sign_cc): Fixed z10prop attribute.
24609 (*absdi2_sign): Fixed z10prop attribute.
24610 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24611 (*negabsdi2_sign): Fixed z10prop attribute.
24612 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24613 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24614 (doloop_si64): Fixed z10prop attribute.
24615 (doloop_si31): Fixed z10prop attribute.
24616 (doloop_long): Fixed z10prop attribute.
24617 (indirect_jump): Fixed z10prop attribute.
24618 (nop): Fixed z10prop attribute.
24619 (main_base_64): Fixed z10prop attribute.
24620 (reload_base_64): Fixed z10prop attribute.
24622 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24624 PR rtl-optimization/38740
24625 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24627 * config/mips/mips.c (mips_reorg): Likewise.
24629 2009-01-28 Richard Guenther <rguenther@suse.de>
24631 PR tree-optimization/38926
24632 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24633 with the correct value id to a value.
24634 (do_regular_insertion): Use the value number of edoubleprime
24635 for the value number of the expr.
24638 2008-08-21 Richard Guenther <rguenther@suse.de>
24640 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24641 a PHI ask VN if it is already available.
24642 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24643 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24645 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24647 PR middle-end/38934
24648 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24649 set to varying whenever max has TREE_OVERFLOW set, similarly
24650 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24652 2009-01-28 Richard Guenther <rguenther@suse.de>
24654 PR middle-end/38908
24655 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24656 uninitialized aggregate uses in call arguments.
24658 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24660 PR tree-optimization/38984
24661 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24662 the nothing_id variable if -fno-delete-null-pointer-checks.
24664 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24667 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24668 (set_got_offset_rex64): Ditto.
24670 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24673 * doc/extend.texi: Improve local variable with asm reg.
24675 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24677 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24678 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24679 was not supplied then set warn_packed_bitfield_compat to the
24680 default value of 1.
24681 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24684 2009-01-27 Richard Guenther <rguenther@suse.de>
24686 PR tree-optimization/38503
24687 * cfgexpand.c (expand_gimple_basic_block): Ignore
24688 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24689 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24690 variables that cannot have TBAA applied.
24691 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24694 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24696 PR middle-end/38969
24697 * calls.c (initialize_argument_information): Do not wrap complex
24698 arguments in SAVE_EXPR.
24700 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24702 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24703 (INSTALL_LIBGCC): Revert typo commit.
24705 2009-01-26 Richard Guenther <rguenther@suse.de>
24707 PR tree-optimization/38745
24708 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24709 from special handling.
24711 2009-01-26 Richard Guenther <rguenther@suse.de>
24713 PR tree-optimization/38745
24714 * tree-ssa.c (execute_update_addresses_taken): Do not include
24715 variables that cannot possibly be a register in not_reg_needs.
24716 Do not clear TREE_ADDRESSABLE on vars that may not become
24718 * tree-ssa.c (update_alias_info_1): Include those in the set
24719 of addressable vars.
24721 2009-01-26 Richard Guenther <rguenther@suse.de>
24723 PR middle-end/38851
24724 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24725 * tree-ssa-dse.c: Include langhooks.h
24726 (execute_simple_dse): Remove stores with zero size.
24728 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24731 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24734 2009-01-24 Julian Brown <julian@codesourcery.com>
24736 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24737 config/arm/linux-atomic.c.
24738 * config/arm/linux-atomic.c: New.
24740 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24742 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24743 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24744 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24746 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24749 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24752 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24754 PR tree-optimization/38953
24755 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24756 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24757 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24758 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24761 2009-01-24 Paul Brook <paul@codesourcery.com>
24763 * config/arm/neon.md (neon_type): Move to arm.md.
24764 (neon_mov<VSTRUCT>): Add neon_type attribute.
24765 * config/arm/arm.md (neon_type): Move to here.
24766 (conds): Add "unconditioal" and use as default for NEON insns.
24768 2009-01-24 Ben Elliston <bje@au.ibm.com>
24770 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24771 void *' warning from -Wc++-compat.
24772 * Makefile.in (dominance.o-warn): Remove.
24774 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24776 PR tree-optimization/38932
24777 * fold-const.c (fold_unary_ignore_overflow): New.
24778 * tree.h (fold_unary_ignore_overflow): Declare.
24779 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24780 * tree-ssa-sccvn.c (visit_reference_op_load,
24781 simplify_unary_expression): Likewise.
24783 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24785 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24786 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24787 regardless of their type.
24788 * c-common.c (handle_packed_attribute): Don't ignore packed on
24790 * c.opt (Wpacked-bitfield-compat): New warning option.
24791 * stor-layout.c (place_field): Warn if offset of a field changed.
24792 * doc/extend.texi (packed): Mention the ABI change.
24793 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24794 (Warning Options): Add it to the list.
24796 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24798 * c-opts.c (c_common_post_options): Fix a typo in comments.
24800 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24802 PR middle-end/38615
24803 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24804 variables to static.
24805 * doc/invoke.texi (-fmerge-all-constants): Update description.
24807 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24810 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24811 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24813 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24815 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24817 (LOCAL_ALIGNMENT): Similarly.
24819 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24820 Joseph Myers <joseph@codesourcery.com>
24822 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24823 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24824 * config/arm/arm-tune.md: Regenerate.
24825 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24828 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24830 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24831 version number to five.
24833 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24836 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24837 * c-common.c (set_underlying_type): Likewise.
24838 (is_typedef_decl ): Likewise
24840 (set_underlying_type): Likewise.
24841 (is_typedef_type): Likewise.
24843 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24845 PR middle-end/38587
24846 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24849 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24852 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24853 (LIBGCC_SPEC): Don't define.
24854 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24856 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24858 PR rtl-optimization/38879
24859 * alias.c (base_alias_check): Unaligned access via AND address can
24860 alias all surrounding object types except those with sizes equal
24861 or wider than the size of unaligned access.
24863 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24866 * c-decl.c (clone_underlying_type): Move this ...
24867 * c-common.c (set_underlying_type): ... here.
24868 Also, make sure the function properly sets TYPE_STUB_DECL() on
24869 the newly created typedef variant type.
24870 (is_typedef_decl ): New entry point.
24871 * tree.h: Added a new member member_types_needing_access_check to
24872 struct tree_decl_non_common.
24873 (set_underlying_type): New entry point.
24874 (is_typedef_type): Likewise.
24876 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
24878 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
24879 Check whether two instructions have memory references that
24880 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
24881 are helper functions for traversing.
24882 * alias.h (insn_alias_sets_confilict_p): New prototypes.
24883 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
24884 not to draw dependency edge for instructions with non-conflicting
24887 2009-01-20 Joseph Myers <joseph@codesourcery.com>
24890 * longlong.h: Update copyright years. Use soft-fp license notice.
24891 Sync __clz_tab declaration with glibc.
24893 2009-01-20 Steve Ellcey <sje@cup.hp.com>
24896 * doc/extend.texi (syscall_linkage): New.
24897 (version_id): Modify.
24899 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
24900 Richard Guenther <rguenther@suse.de>
24902 PR tree-optimization/38747
24903 PR tree-optimization/38748
24904 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
24905 conversion if the base address is an indirect reference and the
24906 aliasing sets could cause issues.
24908 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24910 * common.opt (fgraphite, fgraphite-identity): Add comment for
24911 explaining why these options are not documented.
24913 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
24915 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
24916 gimple_call_lhs is NULL.
24918 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
24921 * emit-rtl.c (adjust_address_1): Make sure memref is never
24924 2009-01-20 Ben Elliston <bje@au.ibm.com>
24926 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24927 const qualifier from arg parameter. Remove unnecessary cast to char *.
24928 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
24929 const qualifier from arg 2.
24931 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
24933 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
24935 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
24938 * rtl.h (reinit_regs): New prototype.
24939 * regclass.c: Include ira.h.
24940 (reinit_regs): New.
24941 * Makefile.in (regclass.o): Add ira.h.
24942 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
24944 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
24947 * c-common.c (handle_aligned_attribute): Use
24948 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
24949 default alignment value.
24951 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
24953 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
24954 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
24956 * doc/extend.texi: Update __attribute__ ((aligned)). Document
24957 __BIGGEST_ALIGNMENT__.
24959 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
24961 2009-01-18 Richard Guenther <rguenther@suse.de>
24963 PR tree-optimization/38819
24964 * tree-flow.h (operation_could_trap_helper_p): Declare.
24965 * tree-eh.c (operation_could_trap_helper_p): Export.
24966 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
24967 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
24968 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
24969 are about to insert a possibly trapping instruction and fail
24972 2009-01-18 Andreas Schwab <schwab@suse.de>
24974 * doc/install.texi (Configuration): Remove obsolete paragraph
24975 about use of --with-gnu-ld with --with-gnu-as.
24977 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
24979 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
24980 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
24981 Follow spelling conventions.
24983 2009-01-18 Ben Elliston <bje@au.ibm.com>
24985 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
24986 C++ warning about implicit conversion from void * to struct
24988 (bitmap_obstack_free): Likewise for bitmap_element *.
24989 * Makefile.in (bitmap.o-warn): Remove.
24991 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
24993 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
24995 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
24996 Tobias Grosser <tobi.grosser@amd.com>
24998 * graphite.c (graphite_trans_scop_block): Do not block single
25001 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25003 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25004 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25005 test with assertion.
25007 2009-01-16 Richard Guenther <rguenther@suse.de>
25009 PR tree-optimization/38835
25010 PR middle-end/36227
25011 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25012 and INT + PTR -> (INT)(PTR p+ INT) folding.
25013 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25015 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25018 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25019 the subreg from a lowpart subreg if it is also casting the value.
25021 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25022 Tobias Grosser <tobi.grosser@amd.com>
25024 * graphite.c (compare_prefix_loops): New.
25025 (build_scop_canonical_schedules): Rewritten.
25026 (graphite_transform_loops): Move build_scop_canonical_schedules
25027 after build_scop_iteration_domain.
25029 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25030 Tobias Grosser <tobi.grosser@amd.com>
25032 * graphite.c (add_conditions_to_domain): Add the loops to
25033 the dimension of the iteration domain. Do copy the domain
25034 only when it exists.
25035 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25036 (add_conditions_to_constraints): New.
25037 (can_generate_code_stmt, can_generate_code): Removed.
25038 (gloog): Do not call can_generate_code.
25039 (graphite_transform_loops): Call add_conditions_to_constraints
25040 after building the iteration domain.
25042 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25044 PR tree-optimization/38789
25045 * tree-ssa-threadedge.c
25046 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25047 __builtin_constant_p.
25049 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25051 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25052 examined before deleting them.
25054 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25056 * function.c (aggregate_value_p): Correctly extract the function
25057 type from CALL_EXPR_FN lookup.
25059 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25061 * config/picochip/picochip.c (picochip_override_options): Revert
25062 CFI asm flag disable commited previously.
25064 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25065 Tobias Grosser <tobi.grosser@amd.com>
25066 Jan Sjodin <jan.sjodin@amd.com>
25068 * graphite.c (scan_tree_for_params): On substractions negate
25069 all the coefficients of the term.
25070 (clast_to_gcc_expression_red): New. Handle reduction expressions
25071 of more than two operands.
25072 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25073 (get_vdef_before_scop): Handle also the case of default definitions.
25075 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25077 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25078 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25079 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25081 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25082 Joey Ye <joey.ye@intel.com>
25084 PR middle-end/37843
25085 * cfgexpand.c (expand_stack_alignment): Don't update stack
25086 boundary nor check incoming stack boundary here.
25087 (gimple_expand_cfg): Update stack boundary and check incoming
25088 stack boundary here.
25090 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25092 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25094 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25096 PR rtl-optimization/38245
25097 * calls.c (expand_call): Add stack arguments to
25098 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25099 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25100 in regs and partially in memory or BLKmode arguments.
25101 (emit_library_call_value_1): Add stack arguments to
25102 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25103 ACCUMULATE_OUTGOING_ARGS).
25104 * dce.c: Include tm_p.h.
25105 (find_call_stack_args): New function.
25106 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25108 (mark_insn): Call find_call_stack_args for CALL_Ps.
25109 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25110 forwards. Allocate and free arg_stores bitmap if needed, pass it
25111 down to deletable_insn_p, don't mark stores set in arg_stores
25112 bitmap, clear the bitmap at the beginning of each bb.
25113 * Makefile.in (dce.o): Depend on $(TM_P_H).
25115 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25118 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25119 to make sure the insn is a conditional test (bug 22599). Reformat a
25122 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25124 PR middle-end/38431
25125 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25126 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25127 (gloog): Do not call cleanup_tree_cfg.
25128 (graphite_transform_loops): Call cleanup_tree_cfg after all
25129 scops have been code generated.
25131 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25132 * doc/gty.texi (Invoking the garbage collector): Added new node
25133 and section documenting ggc_collect.
25135 2009-01-14 Richard Guenther <rguenther@suse.de>
25137 PR tree-optimization/38826
25138 PR middle-end/38477
25139 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25140 initialization notes only if we actually emitted a warning.
25141 (intra_create_variable_infos): Add constraints for a result decl
25142 that is passed by hidden reference.
25143 (build_pred_graph): Mark all related variables non-direct on
25146 2009-01-14 Nick Clifton <nickc@redhat.com>
25148 * ira-conflicts.c: Include addresses.h for the definition of
25150 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25151 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25153 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25156 * Makefile.in (ira-lives.o): Add except.h.
25158 * ira-lives.c: Include except.h.
25159 (process_bb_node_lives): Process can_throw_internal.
25161 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25163 PR rtl-optimization/38774
25164 * combine.c (simplify_set): When undoing cc_use change, don't do
25165 PUT_CODE on the newly created comparison, but instead put back the
25168 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25170 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25171 values. Remove duplicate arm8 entry.
25173 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25175 PR tree-optimization/38786
25176 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25177 the SSA_NAME case of expand_scalar_variables_expr.
25178 Set the type of an expression to the type of its assign statement.
25179 (expand_scalar_variables_expr): Also gather the scalar computation
25180 used to index the memory access. Do not pass loop_p.
25181 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25182 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25183 the gimple_stmt_iterator where it inserts new code.
25184 Do not pass loop_p.
25185 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25186 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25188 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25190 * graphite.h (debug_value): Removed.
25191 * graphite.c (debug_value): Removed.
25193 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25195 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25196 ldrd/strd with two 32-bit instructions.
25198 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25200 * config/arm/arm.c (struct processors): Pass for speed down into
25201 cost helper functions.
25202 (const_ok_for_op): Handle COMPARE and inequality nodes.
25203 (arm_rtx_costs_1): Rewrite.
25204 (arm_size_rtx_costs): Update prototype.
25205 (arm_rtx_costs): Pass speed down to helper functions.
25206 (arm_slowmul_rtx_costs): Rework cost calculations.
25207 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25208 (arm_9e_rtx_costs): Likewise.
25210 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25212 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25213 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25214 (alpha_legitimize_address): Do not split local symbols wider than
25215 UNITS_PER_WORD into HIGH/LO_SUM parts.
25217 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25220 * gcc.c (process_command): Replace call to execvp with calls
25221 to pex_one and exit.
25223 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25226 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25227 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25228 variant for devices with 3-byte PC.
25229 (__tablejump_elpm__): New.
25231 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25234 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25235 offsetof member-designator, handle it as `[0].'.
25237 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25239 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25240 function when not using named sections on targets with named sections
25241 if branch distance is less than 262132.
25243 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25245 * combine.c (combine_instructions): Recompute
25246 optimize_this_for_speed_p for each BB in the main combine loop.
25248 2009-01-12 Tomas Bily <tbily@suse.cz>
25251 * tree-loop-distribution.c (prop_phis): New function.
25252 (generate_builtin): Call prop_phis.
25253 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25255 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25257 PR tree-optimization/38807
25258 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25259 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25261 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25263 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25264 subreg of op0 to the original op0.
25266 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25268 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25270 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25273 * mips-tfile.c (parse_def): Fix parsing of def strings
25274 starting with digits.
25276 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25279 * config/arm/arm.c (arm_is_long_call_p): Don't call
25280 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25282 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25284 * regrename.c (regrename_optimize): Fix dumping.
25285 (find_oldest_value_reg): Preserve REG_POINTER.
25286 (copy_hardreg_forward_1): Likewise.
25288 2009-01-09 Diego Novillo <dnovillo@google.com>
25290 * gimple.h (struct gimple_statement_base) <uid>: Document
25291 the restrictions on its use.
25292 (gimple_uid): Tidy.
25293 (gimple_set_uid): Tidy.
25295 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25297 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25298 zero guard even if align_bytes != 0 and count is smaller than
25301 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25303 PR rtl-optimization/38495
25304 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25305 (add_range_and_copies_from_move_list): Print all added ranges.
25306 Add ranges to memory optimized destination.
25308 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25312 * config/i386/i386.c (override_options): Reject
25313 -mstringop-strategy=rep_8byte with -m32.
25314 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25315 to 1. Do count comparison against epilogue_size_needed at compile
25316 time even when count_exp was constant forced into register. For
25317 size_needed don't jump to epilogue, instead just avoid aligning
25318 and invoke the body algorithm. If need_zero_guard, add zero guard
25319 even if count is non-zero, but smaller than size_needed + number of
25320 bytes that could be stored for alignment.
25321 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25322 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25323 but smaller than size_needed + number of bytes that could be stored
25324 for alignment. Compare size_needed with epilogue_size_needed instead
25325 of desired_align - align, don't adjust size_needed, pass
25326 epilogue_size_needed to the epilogue expanders.
25329 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25331 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25333 * pa.c (last_address): Change to unsigned.
25334 (update_total_code_bytes): Change argument to unsigned. Don't
25335 check if insn addresses are set.
25336 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25337 addresses are not set.
25338 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25340 2009-01-09 Nick Clifton <nickc@redhat.com>
25342 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25343 DECL_DECLARED_INLINE_P.
25345 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25347 PR middle-end/38347
25348 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25349 GET_MODE (op0) in operand_subword_force calls.
25351 PR middle-end/38771
25352 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25353 fold_convert arg0 operands to TREE_TYPE (op0) first.
25355 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25357 * params.def (ira-max-conflict-table-size): Decrease default value
25360 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25362 PR tree-optimization/37031
25363 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25365 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25366 allocate it using gc instead of heap, use VEC_quick_push instead of
25368 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25369 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25370 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25371 allocated vector from heap allocated.
25372 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25373 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25374 vector only after perfect_loop_nest_depth call.
25376 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25377 Jan Sjodin <jan.sjodin@amd.com>
25379 PR tree-optimization/38559
25380 * graphite.c (debug_value, copy_constraint,
25381 swap_constraint_variables, scale_constraint_variable, ): New.
25382 (get_lower_bound, get_upper_bound): Removed.
25383 (graphite_trans_bb_strip_mine): Clean up this code that works
25384 only for constant number of iterations. Fully copy upper and
25385 lower bound constraints, not only the constant part of them.
25386 * graphite.h (debug_value): Declared.
25388 2009-01-08 Ira Rosen <irar@il.ibm.com>
25390 PR tree-optimization/37194
25391 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25392 Don't add the cost of cost model guard in prologue to scalar
25393 outside cost in case of known number of iterations.
25395 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25396 Alan Modra <amodra@bigpond.net.au>
25398 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25399 non-word-aligned REG+CONST addressing.
25401 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25404 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25405 free_after_compilation when outputting a thunk.
25406 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25407 Do not call free_after_compilation here.
25409 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25411 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25412 (ix86_valid_target_attribute_inner_p): Ditto.
25414 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25416 PR tree-optimization/38492
25417 PR tree-optimization/38498
25418 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25419 * tree-chrec.h (scev_is_linear_expression): Declared.
25420 * graphite.c (graphite_cannot_represent_loop_niter): New.
25421 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25422 (graphite_loop_normal_form): Use gcc_assert.
25423 (scan_tree_for_params): Use CASE_CONVERT.
25424 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25425 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25426 Use gcc_assert. Discard scops that contain unhandled cases.
25427 (build_scop_conditions): Return a boolean status for unhandled cases.
25428 (strip_mine_profitable_p): Print the loop number, not its depth.
25429 (is_interchange_valid): Pass the depth of the loop nest, don't
25430 recompute it wrongly.
25431 (graphite_trans_bb_block): Same.
25432 (graphite_trans_bb_block): Print tentative of loop blocking.
25433 (graphite_trans_scop_block): Do not print that the loop has been
25435 (graphite_transform_loops): Do not handle scops that contain condition
25438 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25440 AVX Programming Reference (December, 2008)
25441 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25442 (_mm256_stream_pd): Likewise.
25443 (_mm256_stream_ps): Likewise.
25445 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25446 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25447 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25448 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25449 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25450 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25451 (ix86_expand_special_args_builtin): Likewise.
25453 * config/i386/sse.md (AVXMODEDI): New.
25454 (avx_movnt<mode>): Likewise.
25455 (avx_movnt<mode>): Likewise.
25456 (<sse>_movnt<mode>): Remove AVX support.
25457 (sse2_movntv2di): Likewise.
25459 2009-01-07 Richard Guenther <rguenther@suse.de>
25461 PR middle-end/38751
25462 * fold-const.c (extract_muldiv): Remove obsolete comment.
25463 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25464 to PLUS_EXPR canonicalization for the canonicalization.
25466 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25468 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25469 hosted cross-compilers generating less efficient code.
25471 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25473 * function.h (rtl_data): Add a dbr_scheduled_p field.
25474 * reorg.c (dbr_schedule): Set it.
25475 (gate_handle_delay_slots): Check it.
25476 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25477 (mips_reorg): Check flag_delayed_branch instead of
25478 mips_base_delayed_branch.
25479 (mips_override_options): Don't set mips_base_delayed_branch
25480 or flag_delayed_branch.
25482 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25484 PR rtl-optimization/38426.
25485 * ira.c (ira): Set current_function_is_leaf earlier.
25487 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25489 PR rtl-optimization/38722
25490 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25491 too early, only set a flag and modify after last possible
25494 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25497 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25498 * real.c (decimal_single_format): Correct values of emin and emax.
25499 (decimal_double_format): Ditto.
25500 (decimal_quad_format): Ditto.
25501 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25502 computation of DECnn_MIN and DECnn_MAX for corrected values of
25503 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25504 __DECnn_MIN__, and adjust its computation for the corrected value
25507 2009-01-06 Jan Hubicka <jh@suse.cz>
25510 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25512 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25514 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25515 Add Robert Clark to the list of testers.
25517 2009-01-06 Jan Hubicka <jh@suse.cz>
25518 Kai Tietz <kai.tietz@onevision.com>
25520 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25521 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25523 2009-01-06 Jan Hubicka <jh@suse.cz>
25524 Kai Tietz <kai.tietz@onevision.com>
25526 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25528 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25529 (ix86_nsaved_regs): Count only general purpose regs.
25530 (ix86_nsaved_sseregs): New.
25531 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25532 to 16 for w64; compute padding and size of sse reg save area.
25533 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25534 general purpose regs.
25535 (ix86_emit_save_sse_regs_using_mov): New.
25536 (ix86_expand_prologue): Save SSE regs if needed.
25537 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25538 (ix86_emit_restore_sse_regs_using_mov): New.
25539 (ix86_expand_epilogue): Save SSE regs if needed.
25541 2009-01-06 Jan Hubicka <jh@suse.cz>
25542 Kai Tietz <kai.tietz@onevision.com>
25544 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25545 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25546 functions when accumulate outgoing args is off.
25548 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25551 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25552 before using pseudos_have_intersected_live_ranges_p.
25554 * ira-int.h (ira_assert): Always define.
25556 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25558 AVX Programming Reference (December, 2008)
25559 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25560 (_mm256_permute2_pd): Likewise.
25561 (_mm_permute2_ps): Likewise.
25562 (_mm256_permute2_ps): Likewise.
25563 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25564 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25566 * config/i386/i386.c (ix86_builtins): Remove
25567 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25568 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25569 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25570 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25571 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25572 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25573 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25574 __builtin_ia32_vpermil2ps256.
25575 (ix86_init_mmx_sse_builtins): Updated.
25576 (ix86_expand_args_builtin): Likewise.
25578 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25580 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25581 long absolute calls when generating PA 2.0 code.
25583 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25585 PR rtl-optimization/38583
25586 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25588 * params.def (ira-max-conflict-table-size): New.
25590 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25592 * ira.h (ira_conflicts_p): New external definition.
25594 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25595 table. Report this. Return result of building.
25596 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25597 building conflict table.
25599 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25600 (ira_color): Use ira_conflicts_p.
25602 * global.c: Include ira.h.
25603 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25606 * Makefile.in (global.o): Add ira.h.
25608 * ira-build.c (mark_all_loops_for_removal,
25609 propagate_some_info_from_allocno): New.
25610 (remove_unnecessary_allocnos): Call
25611 propagate_some_info_from_allocno.
25612 (remove_low_level_allocnos): New.
25613 (remove_unnecessary_regions): Add parameter. Call
25614 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25615 parameter to remove_unnecessary_regions.
25616 (ira_build): Remove all regions but root if the conflict table was
25617 not built. Update conflict hard regs for allocnos crossing calls.
25619 * ira.c (ira_conflicts_p): New global.
25620 (ira): Define and use ira_conflicts_p.
25622 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25623 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25624 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25626 2009-01-06 Ben Elliston <bje@au.ibm.com>
25628 * gengtype-lex.l (YY_NO_INPUT): Define.
25630 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25633 * c-common.c (handle_vector_size_attribute): Also reject
25634 BOOLEAN_TYPE types.
25636 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25638 PR tree-optimization/38492
25639 * graphite.c (rename_map_elt, debug_rename_elt,
25640 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25641 rename_map_elt_info, eq_rename_map_elts,
25642 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25643 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25644 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25645 (sese_build_livein_liveouts): New.
25646 (new_sese, free_sese): New.
25647 (new_scop): Call new_sese.
25648 (free_scop): Call free_sese.
25649 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25650 (register_old_new_names): Renamed register_old_and_new_names.
25651 (register_scop_liveout_renames, add_loop_exit_phis,
25652 insert_loop_close_phis, struct igp,
25653 default_liveout_before_guard, add_guard_exit_phis,
25654 insert_guard_phis, copy_renames): New.
25655 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25656 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25657 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25658 (scop_adjust_phis_for_liveouts): New.
25659 (gloog): Call scop_adjust_phis_for_liveouts.
25661 * graphite.h (struct sese): Documented. Added fields liveout,
25662 num_ver and livein.
25663 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25664 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25665 (struct scop): Added field liveout_renames.
25666 (SCOP_LIVEOUT_RENAMES): New.
25668 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25670 PR tree-optimization/38510
25671 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25672 (translate_clast): Call recompute_all_dominators before
25674 (gloog): Call recompute_all_dominators before graphite_verify.
25676 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25677 Jan Sjodin <jan.sjodin@amd.com>
25679 PR tree-optimization/38500
25680 * graphite.c (create_sese_edges): Call fix_loop_structure after
25683 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25685 * config.gcc: Add m32r*-*-rtems*.
25686 * config/m32r/rtems.h: New file.
25688 2009-01-05 Ben Elliston <bje@au.ibm.com>
25690 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25691 (.po.pox): Likewise.
25692 (po/gcc.pot): Likewise.
25694 2009-01-04 David S. Miller <davem@davemloft.net>
25696 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25697 (STARTING_FRAME_OFFSET): Always set to zero.
25699 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25701 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25702 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25703 fixed-point types, and vectors of the same.
25705 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25707 * config/mips/sync.md (*mb_barrier): Rename to...
25708 (*memory_barrier): ...this.
25710 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25712 * doc/extend.texi (Function Attributes): Move @cindex after @item
25713 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25714 and put in alphabetical order. Fix 'target' name and put in order.
25715 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25718 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25720 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25721 (memory_barrier): Expand as unspec instead of unspec_volatile.
25722 Remove mem:BLK from insn operands. Use Pmode scratch register.
25723 (*memory_barrier): Define as unspec instead of unspec_volatile.
25724 Use (match_dup 0) as input operand.
25726 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25727 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25728 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25729 scratch register. Remove operand 1.
25730 (*stbar): Define as unspec instead of unspec_volatile.
25731 Use (match_dup 0) as input operand, remove (const_int 8).
25732 (*membar): Define as unspec instead of unspec_volatile.
25733 Use (match_dup 0) as input operand, remove input operand 2.
25735 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25736 (memory_barrier): Expand as unspec instead of unspec_volatile.
25737 Remove mem:BLK from insn operands. Use Pmode scratch register.
25738 (*memory_barrier): Define as unspec instead of unspec_volatile.
25739 Use (match_dup 0) as input operand.
25741 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25742 Remove mem:BLK from insn operands. Use Pmode scratch register.
25743 Set volatile flag on operand 0.
25744 (*memory_barrier): New insn pattern.
25746 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25748 (*memory_barrier): Use (match_dup 0) as input operand.
25750 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25751 Remove mem:BLK from insn operands. Use Pmode scratch register.
25752 Set volatile flag on operand 0.
25753 (*mb_internal): New insn pattern.
25755 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25757 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25759 PR middle-end/38586
25760 * function.c (struct temp_slot): Move to the section of the file
25761 that deals with temp slots. Remove field 'address'.
25762 (temp_slot_address_table): New hash table of address -> temp slot.
25763 (struct temp_slot_address_entry): New struct, items for the table.
25764 (temp_slot_address_compute_hash, temp_slot_address_hash,
25765 temp_slot_address_eq, insert_temp_slot_address): Support functions
25767 (find_temp_slot_from_address): Rewrite to use the new hash table.
25768 (remove_unused_temp_slot_addresses): Remove addresses of temp
25769 slots that have been made available.
25770 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25771 worker function for remove_unused_temp_slot_addresses.
25772 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25773 Add the temp slot address to the address -> temp slot map.
25774 (update_temp_slot_address): Update via insert_temp_slot_address.
25775 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25776 (pop_temp_slots): Likewise.
25777 (init_temp_slots): Allocate the address -> temp slot map, or empty
25778 the map if it is already allocated.
25779 (prepare_function_start): Initialize temp slot processing.
25781 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25783 PR middle-end/38584
25784 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25785 Calculate the size of all stack vars assuming no packing of stack
25786 vars will happen, replacing a quadratic algorithm with a linear one.
25788 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25791 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25794 2009-01-03 Diego Novillo <dnovillo@google.com>
25796 * doc/contrib.texi: Update contributions.
25798 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25801 * builtins.c (fold_builtin_memory_op): Give up if either operand
25802 is volatile. Set srctype or desttype to non-qualified version
25806 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25807 and FUNCTION_DECLs.
25809 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25811 PR rtl-optimization/35805
25812 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25813 problem if fast dce is able to remove any instructions.
25814 * dce.c (dce_process_block): Fix dump message.
25816 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25819 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25821 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25823 PR middle-end/38690
25824 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25825 * tree-pretty-print.c (op_code_prio): New function.
25826 (op_prio): No longer static. Use op_code_prio.
25827 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25828 Use op_prio and op_code_prio to determine if () should be
25829 printed around operand(s) or not.
25831 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25832 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25833 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25834 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25835 pp_character instead of pp_string for single letter printing.
25837 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25839 * doc/extend.texi: Fix '#pragma GCC option' typo.
25841 2009-01-02 Richard Guenther <rguenther@suse.de>
25843 * doc/install.texi (--enable-checking): Mention different
25844 default for stage1.
25845 (--enable-stage1-checking): Document.
25847 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25849 PR middle-end/30142
25850 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25851 case to be an error.
25853 2009-01-02 Ben Elliston <bje@au.ibm.com>
25855 * config/fp-bit.h (pack_d): Constify argument.
25856 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25857 (isnan): Constify argument.
25859 (iszero): Likewise.
25860 (pack_d): Likewise.
25861 (_fpadd_parts): Constify return type.
25862 (_fpmul_parts): Likewise.
25863 (_fpdiv_parts): Likewise.
25865 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25868 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25869 warn about overwriting initializer with side-effects or
25870 -Woverride-init if !IMPLICIT.
25871 (output_init_element): Likewise. Pass IMPLICIT down to
25873 (process_init_element): Add IMPLICIT argument. Pass it down
25874 to output_init_element.
25875 (push_init_element, pop_init_level, set_designator): Adjust
25876 process_init_element callers.
25877 (set_nonincremental_init, set_nonincremental_init_from_string):
25878 Adjust add_pending_init callers.
25879 (output_pending_init_elements): Adjust output_init_element callers.
25880 * c-tree.h (process_init_element): Adjust prototype.
25881 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
25882 process_init_element callers.
25885 Copyright (C) 2009 Free Software Foundation, Inc.
25887 Copying and distribution of this file, with or without modification,
25888 are permitted in any medium without royalty provided the copyright
25889 notice and this notice are preserved.