1 2009-09-22 Jakub Jelinek <jakub@redhat.com>
3 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
4 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
6 * reload1.c (reload): Call wrap_constant when substituting
7 reg for equiv inside of DEBUG_INSNs.
10 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
11 add_call_src_coords_attributes, add_high_low_attributes,
12 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
13 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
14 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
15 when -gdwarf-2 -gstrict-dwarf.
16 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
17 -gdwarf-[23] -gstrict-dwarf.
18 (address_of_int_loc_descriptor, loc_descriptor,
19 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
20 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
21 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
23 2009-09-22 Richard Guenther <rguenther@suse.de>
25 PR tree-optimization/41428
26 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
27 (ccp_finalize): Pass it to substitute_and_fold.
29 2009-09-22 Richard Guenther <rguenther@suse.de>
31 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
32 (substitute_and_fold): Adjust prototype.
33 * tree-vrp.c (vrp_evaluate_conditional): Make static.
34 (simplify_stmt_using_ranges): Likewise.
35 (fold_predicate_in): Move here from tree-ssa-propagate.c.
36 (vrp_fold_stmt): New function.
37 (vrp_finalize): Pass it to substitute_and_fold.
38 * tree-flow.h (vrp_evaluate_conditional): Remove.
39 (simplify_stmt_using_ranges): Likewise.
40 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
41 * tree-ssa-copy.c (fini_copy_prop): Likewise.
42 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
44 (fold_predicate_in): Move to tree-vrp.c.
45 (substitute_and_fold): Use the callback instead of calling into
46 tree-vrp.c functions directly.
48 2009-09-22 Jakub Jelinek <jakub@redhat.com>
50 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
51 comparison warning on rs6000.
54 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
55 GIMPLE_EH_MUST_NOT_THROW cleanup.
56 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
58 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
61 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
62 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
63 LIB_SPEC for darwin10 and later since it always uses the unwinder in
64 libSystem which is derived from the gcc 4.2.1 unwinder.
66 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
69 * varasm.c (default_encode_section_info): Copy TLS model into
70 sym_ref flags regardless of backend support for TLS, for all
71 model types except TLS_MODEL_EMULATED.
73 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
76 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
77 we can handle it correctly.
79 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
81 * doc/install.texi (os2): Remove section.
83 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
85 * doc/standards.texi (Objective-C): Adjust two URLs.
87 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
89 * tree-tailcall.c (process_assignment): Don't check if a multiplication
90 or an addition are already present.
91 (find_tail_calls): Combine multiple additions and multiplications.
92 (adjust_accumulator_values): Emit accumulators.
94 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
96 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
99 2009-09-21 Jan Hubicka <jh@suse.cz>
101 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
102 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
105 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
107 * stor-layout.c (layout_type): Remove obsolete code.
109 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
112 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
114 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
117 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
118 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
119 (fold_builtin_2, do_mpc_arg1): Update accordingly.
120 * fold-const.c (const_binop): Likewise.
121 * real.h (do_mpc_arg2): Update prototype.
123 2009-09-20 Jan Hubicka <jh@suse.cz>
125 * dwarf2out.c (add_const_value_attribute): Return true if successful.
126 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
127 (tree_add_const_value_attribute): Return true if successful.
128 (tree_add_const_value_attribute_for_decl): Likewise.
130 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
131 (loc_descriptor): ... here;
132 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
133 (cst_pool_loc_descr): Break out from ...; do not reffer constant
134 pool items that was not marked for output.
135 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
136 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
137 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
138 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
139 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
140 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
141 DW_OP_stack_value to get address of items that are not available
143 (dw_loc_list): Handle single element lists correctly.
145 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
146 Pascal Obry <obry@adacore.com>
148 * unwind-dw2-fde.c (classify_object_over_fdes):
149 Cast the constant 1 to _Unwind_Ptr.
150 (add_fdes): Likewise.
151 (linear_search_fdes): Likewise.
153 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
155 * stor-layout.c (set_sizetype): Avoid useless type copy.
157 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
159 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
161 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
162 * configure, config.in: Regenerate.
163 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
165 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
166 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
167 for global data if the output could be used in a shared library.
168 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
169 to 0 if TARGET_WRITABLE_EH_FRAME.
171 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
173 PR rtl-optimization/39886
174 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
175 just when insn is equal to BB_END (bb).
177 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
179 * config/mips/mips.opt (mrelax-pic-calls): New option.
180 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
182 (mips_unspec_call): Change "unspec_call" expander into this.
183 (mips_strip_unspec_call): New function.
184 (mips_got_load): Call mips_unspec_call instead of
185 gen_unspec_call<mode>.
186 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
188 (mips_cfg_in_reorg): New function.
189 (mips16_lay_out_constants): Use it to decide whether to call
190 CFG-aware insn splitting.
191 (r10k_insert_cache_barriers): Move CFG set-up code from here to
192 mips_reorg. Move DF set-up code from here ...
193 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
195 (mips_reorg): Call mips_df_reorg instead of
196 r10k_insert_cache_barriers. Move CFG set-up code here from
197 r10k_insert_cache_barriers.
198 (mips_call_expr_from_insn): New function.
199 (mips_pic_call_symbol_from_set): Likewise.
200 (mips_find_pic_call_symbol): Likewise.
201 (mips_annotate_pic_call_expr): Likewise.
202 (mips_get_pic_call_symbol): Likewise.
203 (mips_annotate_pic_calls): Likewise.
204 (mips_override_options): Disable -mrelax-pic-calls unless PIC
206 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
207 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
208 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
210 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
211 (unspec_call<mode>): Remove it.
212 (sibcall_internal, sibcall_value_internal,
213 sibcall_value_multiple_internal, call_internal, call_split,
214 call_value_internal, call_value_split,
215 call_value_multiple_internal, call_value_multiple_split): Pass
216 SIZE_OPNO to MIPS_CALL.
217 (call_internal_direct, call_direct_split,
218 call_value_internal_direct, call_value_direct_split): Pass -1 as
219 SIZE_OPNO to MIPS_CALL.
220 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
221 * configure: Regenerate.
222 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
223 and -mno-relax-pic-calls.
224 (MIPS Options): Document -mrelax-pic-calls
225 and -mno-relax-pic-calls.
227 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
230 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
231 in the directory this rule is called from, rather than the
232 toplevel 'gcc' directory, to fix in-tree build.
234 2009-09-19 Chris Demetriou <cgd@google.com>
236 PR preprocessor/28435:
237 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
238 to cpplib that the preprocessor output is needed.
240 2009-09-19 Jakub Jelinek <jakub@redhat.com>
242 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
243 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
244 *return_and_restore_fpregs_<mode>,
245 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
248 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
249 instead of assuming it has always a REG inside of it.
251 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
253 * config/freebsd.h: Update comment on types.
256 2009-09-18 Jason Merrill <jason@redhat.com>
258 * c.opt: Add -fno-deduce-init-list.
260 2009-09-18 Neil Vachharajani <nvachhar@google.com>
262 * value-prof.c (interesting_stringop_to_profile_p): Added output
263 argument to indicate which parameter is the size parameter.
264 * value-prof.c (gimple_stringop_fixed_value): Use
265 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
266 * value-prof.c (gimple_stringops_transform): Update call sites to
267 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
268 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
270 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
273 From David Binderman <dcb314@hotmail.com>:
274 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
275 local variable f. Remove stale comments.
276 (ix86_compute_frame_layout): Remove useless local variable total_size.
278 (legitimate_address_p): Remove useless local variables
279 reason_rtx and reason.
280 (ix86_split_copysign_const): Remove useless local variable op1.
281 (scale_counter): Remove useless local variable piece_size_mask.
283 2009-09-18 Jakub Jelinek <jakub@redhat.com>
285 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
288 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
291 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
293 2009-09-17 Jakub Jelinek <jakub@redhat.com>
295 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
298 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
300 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
301 DW_OP_implicit_value even without dwarf_version 4.
303 2009-09-17 Jan Hubicka <jh@suse.cz>
305 * dwarf2out.c: Include tree-pass.h and gimple.h.
306 (loc_list_plus_const): New function.
307 (loc_descriptor_from_tree_1): Rename to ...
308 (loc_descriptor_from_tree): ... remove original.
309 (loc_list_from_tree): New function.
310 (add_AT_location_description): Accept location list.
311 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
312 (concatn_mem_loc_descriptor): Remove.
313 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
315 (secname_for_decl): Move up.
316 (hidden_reference_p): New function; break out from ...
317 (loc_by_refernece): ... here; move up.
318 (dw_loc_list): New function.
319 (single_element_loc_list): New function.
320 (single_element_loc_list_p): New function.
321 (add_loc_descr_to_each): New function.
322 (add_loc_list): New function.
323 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
324 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
325 add diagnostics why expansion failed.
326 (add_location_or_const_value_attribute): Support location lists.
327 (add_bound_info): Likewise.
328 (descr_info_loc): Update call of loc_descriptor_from_tree.
329 (gen_variable_die): Work on location lists.
330 * final.c (pass_final): Add dump file.
331 * Makefile.in (dwarf2out.o): Add new dependencies.
333 2009-09-17 Janis Johnson <janis187@us.ibm.com>
336 * real.c decimal_from_integer, decimal_integer_string): New.
337 (real_from_integer): Use them as special case for decimal float.
338 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
339 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
340 Do not append zero after the decimal point in string to convert.
342 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
344 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
345 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
347 2009-09-17 Martin Jambor <mjambor@suse.cz>
349 * common.opt (fipa-sra): New switch.
350 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
351 * timevar.def (TV_IPA_SRA): New timevar.
352 * params.def (ipa-sra-ptr-growth-factor): New parameter.
353 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
354 * tree-sra.c: Include cgraph.c.
355 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
356 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
357 and grp_not_necessarilly_dereferenced.
358 (func_param_count): New variable.
359 (encountered_apply_args): New variable.
360 (bb_dereferences): New variable.
361 (final_bbs): New variable.
362 (no_accesses_representant): New variable.
363 (no_accesses_p): New function.
364 (dump_access): Dump the new fields.
365 (sra_initialize): Set encountered_apply_args to false.
366 (get_ssa_base_param): New function.
367 (mark_parm_dereference): New function.
368 (create_access): Caring for INIDRECT_REFs and different handling of
369 varialble length accesses in early IPA SRA. Store the stmt - a new
370 parameter - to the new access.
371 (build_access_from_expr_1): New parameter stmt, passed to
372 create_access. Handle INDIRECT_REFs.
373 (build_access_from_expr): Pass the current statement to
374 build_access_from_expr_1.
375 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
377 (build_accesses_from_assign): Pass the current statement to
378 build_access_from_expr_1. Do not create assign links in IPA-SRA.
379 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
380 final_bbs when necessary. Check for calls to __builtin_apply_args.
381 Fixup EH info if anythng was changed.
382 (is_unused_scalar_param): New function.
383 (ptr_parm_has_direct_uses): New function.
384 (find_param_candidates): New function.
385 (mark_maybe_modified): New function.
386 (analyze_modified_params): New function.
387 (propagate_dereference_distances): New function.
388 (dump_dereferences_table): New function.
389 (analyze_caller_dereference_legality): New function.
390 (unmodified_by_ref_scalar_representative): New function.
391 (splice_param_accesses): New function.
392 (decide_one_param_reduction): New function.
393 (enum ipa_splicing_result): New type.
394 (splice_all_param_accesses): New function.
395 (get_param_index): New function.
396 (turn_representatives_into_adjustments): New function.
397 (analyze_all_param_acesses): New function.
398 (get_replaced_param_substitute): New function.
399 (get_adjustment_for_base): New function.
400 (replace_removed_params_ssa_names): New function.
401 (sra_ipa_reset_debug_stmts): New function.
402 (sra_ipa_modify_expr): New function.
403 (sra_ipa_modify_assign): New function.
404 (convert_callers): New function.
405 (modify_function): New function.
406 (ipa_sra_preliminary_function_checks): New function.
407 (ipa_early_sra): New function.
408 (ipa_early_sra_gate): New function.
409 (pass_early_ipa_sra): New variable.
410 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
412 2009-09-17 Michael Matz <matz@suse.de>
415 * tree.c (build_type_attribute_qual_variant): Export.
416 * tree.h (build_type_attribute_qual_variant): Declare.
417 * tree-inline.c (remap_type_1): Use it to build variants with
418 the original qualifiers and attributes.
420 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
422 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
423 without a fallthrough edge.
425 2009-09-16 DJ Delorie <dj@redhat.com>
427 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
428 chip and ignore the "fast_interrupt" attribute if so.
430 2009-09-16 Richard Henderson <rth@redhat.com>
433 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
436 2009-09-16 Richard Henderson <rth@redhat.com>
439 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
440 is set only if DECL_NO_STATIC_CHAIN is unset.
441 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
442 (FOR_EACH_NEST_INFO): New.
443 (walk_all_functions): Use it.
444 (finalize_nesting_tree): Likewise.
445 (unnest_nesting_tree): Likewise.
446 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
447 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
448 (convert_gimple_call): Early out if gimple_call_chain already set.
449 (convert_all_function_calls): Iterate until no new functions
450 require a static chain.
451 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
452 when building a trampoline. Use dump_function_to_file instead
454 (lower_nested_functions): Open dump_file. Validate that decls
455 that have DECL_NO_STATIC_CHAIN from the front end don't have that
456 bit reset by this pass.
458 2009-09-16 Michael Matz <matz@suse.de>
461 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
462 shorten decl_common_unused.
463 (DECL_RESTRICTED_P): New accessor.
464 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
465 to disambiguate marked decls and restrict pointers.
467 2009-09-16 Richard Henderson <rth@redhat.com>
470 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
472 2009-09-16 Jakub Jelinek <jakub@redhat.com>
474 * integrate.c (set_block_abstract_flags): Call
475 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
477 2009-09-16 Richard Guenther <rguenther@suse.de>
480 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
483 2009-09-16 DJ Delorie <dj@redhat.com>
484 Kaz Kojima <kkojima@gcc.gnu.org>
486 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
487 (sh_expand_prologue): Update calls to output_stack_adjust.
488 (sh_expand_epilogue): Likewise.
490 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
493 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
494 trying to limit the extent of searches in the insn stream.
496 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
497 Jakub Jelinek <jakub@redhat.com>
501 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
503 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
504 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
505 (rs6000_savres_strategy): Always save FP registers inline if the
506 target doesn't support hardware double-precision. Set the above
507 bits in return value when needed.
508 (rs6000_savres_routine_sym): Fix computation for cache selector.
509 Mark the generated symbol as a function. Rename exitp argument to
510 lr. Move code for determining the name of the symbol...
511 (rs6000_savres_routine_name): ...here. New function. Add cases for
512 getting the names right on AIX and 64-bit Linux.
513 (savres_routine_name): New variable.
514 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
515 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
516 on what the target routine uses as a base register. If savep && lr
517 describe saving of r0 into memory slot.
518 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
519 line calls for AIX ABI.
520 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
521 determine FP save/restore functions.
522 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
523 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
525 (rs6000_emit_epilogue): Adjust computation of restore_lr.
526 Duplicate restoration of LR and execute the appropriate one
527 depending on whether GPRs are being restored inline. Set r11 from
528 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
529 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
530 Fix out of line calls for AIX ABI.
531 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
533 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
535 (*restore_gpregs_spe): Likewise.
536 (*return_and_restore_gpregs_spe): Likewise.
537 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
538 Define to empty string unconditionally.
539 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
540 Define to empty string unconditionally.
541 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
544 2009-09-15 Jan Hubicka <jh@suse.cz>
546 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
547 * params.def (inline-insns-auto): Likewise.
549 2009-09-15 Martin Jambor <mjambor@suse.cz>
551 * ipa-inline.c (estimate_function_body_sizes): Dump info about
552 individual statements only at TDF_DETAILS dump level. Format
553 source for 80 characters per line.
555 2009-09-15 Christian Bruel <christian.bruel@st.com>
557 * regrename.c (do_replace): Update REG_DEAD notes.
559 2009-09-15 Revital Eres <eres@il.ibm.com>
561 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
562 * targhooks.c (default_builtin_support_vector_misalignment):
563 New builtin function.
564 * targhooks.h (default_builtin_support_vector_misalignment):
566 * target.h (builtin_support_vector_misalignment):
567 New field in struct gcc_target.
568 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
569 new builtin function.
570 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
572 * config/rs6000/rs6000.c
573 (rs6000_builtin_support_vector_misalignment): New function.
574 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
576 2009-09-15 Jie Zhang <jie.zhang@analog.com>
578 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
580 (bfin_optimize_loop): Likewise.
581 (bfin_gen_bundles): Likewise.
582 (workaround_speculation): Likewise.
583 (find_load): Return NULL_RTX for debug_insn.
585 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
587 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
590 2009-09-14 DJ Delorie <dj@redhat.com>
592 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
593 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
596 2009-09-14 Richard Henderson <rth@redhat.com>
597 Jakub Jelinek <jakub@redhat.com>
599 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
600 * cfgbuild.c (make_edges): Handle asm goto.
601 * cfglayout.c (fixup_reorder_chain): Likewise.
602 * cfgrtl.c (patch_jump_insn): Likewise.
603 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
604 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
605 (gimple_build_asm_vec): Add and use labels parameter.
606 (gimple_build_asm): Remove.
607 (walk_gimple_asm): Walk labels too.
608 * gimple.def (GIMPLE_ASM): Update docs.
609 * gimple.h: Update decls.
610 (struct gimple_statement_asm): Change nc to use unsigned char;
612 (gimple_asm_nlabels): New.
613 (gimple_asm_label_op, gimple_asm_set_label_op): New.
614 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
615 into gimple_build_asm_vec.
616 * jump.c (mark_jump_label_asm): New.
617 (mark_jump_label): Use it.
618 (redirect_jump_1): Handle asm goto.
619 (invert_jump_1): Soft fail if X is null.
620 * recog.c (extract_asm_operands): New.
621 (asm_noperands): Use it; handle asm labels.
622 (decode_asm_operands): Use extract_asm_operands.
623 (asm_operand_ok): Properly handle empty string.
624 * reg-stack.c (get_asm_operands_in_out): Rename from
625 get_asm_operand_n_inputs; use extract_asm_operands; return both
626 inputs and outputs by reference; update all callers.
627 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
628 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
629 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
630 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
631 (extract_asm_operands): Declare.
632 * stmt.c (expand_asm_operands): Add and use labels parameter.
633 (check_unique_operand_names): Likewise.
634 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
635 (expand_asm_stmt): Handle asm labels.
636 * tree-cfg.c (make_gimple_asm_edges): New.
637 (make_edges): Use it.
638 (cleanup_dead_labels): Handle asm labels.
639 (is_ctrl_altering_stmt): Likewise.
640 (gimple_redirect_edge_and_branch): Likewise.
641 * tree.def (ASM_EXPR): Add 5th operand.
642 * tree.h (ASM_LABELS): New.
643 (resolve_asm_operand_names): Update decl.
645 * c-parser.c (c_parser_asm_statement): Parse asm goto.
646 (c_parser_asm_goto_operands): New.
647 * c-tree.h (build_asm_expr): Update decl.
648 * c-typeck.c (build_asm_expr): Add and use labels parameter.
649 * doc/extend.texi: Document asm goto.
651 2009-09-14 Richard Henderson <rth@redhat.com>
653 * except.h: Update declarations.
654 (struct pointer_map_t): Forward declare.
655 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
656 (struct eh_landing_pad_d, eh_landing_pad): New.
657 (struct eh_catch_d, eh_catch): New.
658 (struct eh_region_d): Remove next_region_sharing_label, aka,
659 label, tree_label, landing_pad, post_landing_pad, resume,
660 may_contain_throw. Rename region_number to index. Remove
661 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
662 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
663 (VEC(eh_landing_pad,gc)): New.
664 (struct eh_status): Remove last_region_number. Add lp_array,
665 throw_stmt_table, ttype_data, ehspec_data.
666 (ehr_next, FOR_ALL_EH_REGION_AT): New.
667 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
668 * except.c (lang_protect_cleanup_actions): Return tree.
669 (struct ehl_map_entry): Remove.
670 (init_eh_for_function): Push zero entries for region and lp_array.
671 (gen_eh_region): Add to region_array immediately.
672 (gen_eh_region_catch): Operate on eh_catch objects.
673 (gen_eh_landing_pad): New.
674 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
675 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
676 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
677 (get_eh_landing_pad_from_number_fn): New.
678 (get_eh_landing_pad_from_number): New.
679 (get_eh_region_from_lp_number_fn): New.
680 (get_eh_region_from_lp_number): New.
681 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
682 (get_exception_pointer, get_exception_filter): Remove.
683 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
684 (current_function_has_exception_handlers): Simplify.
685 (bring_to_root, eh_region_replaceable_by_p): Remove.
686 (replace_region, hash_type_list, hash_eh_region): Remove.
687 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
688 (label_to_region_map, num_eh_regions): Remove.
689 (get_next_region_sharing_label, must_not_throw_labels): Remove.
690 (find_exception_handler_labels): Remove.
691 (duplicate_eh_regions_0, find_prev_try): Remove.
692 (struct duplicate_eh_regions_data): New.
693 (duplicate_eh_regions_1): Rewrite.
694 (duplicate_eh_regions): Return a pointer map instead of an
696 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
697 (redirect_eh_edge_to_label): Remove.
698 (eh_region_outermost): Rewrite using eh_region pointers
700 (add_ttypes_entry): Update for ttype_data move to eh_status.
701 (add_ehspec_entry): Rewrite with VEC instead of varray.
702 (assign_filter_values): Likewise. Export.
703 (build_post_landing_pads, connect_post_landing_pads): Remove.
704 (dw2_build_landing_pads): Rewrite to use lp_array.
705 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
706 (sjlj_assign_call_site_values): Rewrite to use lp_array.
707 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
708 (sjlj_mark_call_sites): Update for landing pad numbers.
709 (finish_eh_generation): Rewrite.
710 (gate_handle_eh): Do nothing for no eh tree.
711 (pass_rtl_eh): Move up near finish_eh_generation.
712 (remove_eh_landing_pad): New.
713 (remove_eh_handler): Export.
714 (remove_eh_region, remove_eh_handler_and_replace): Remove.
715 (for_each_eh_label): Rewrite to use lp_array.
716 (make_reg_eh_region_note): New.
717 (make_reg_eh_region_note_nothrow_nononlocal): New.
718 (insn_could_throw_p): New.
719 (copy_reg_eh_region_note_forward): New.
720 (copy_reg_eh_region_note_backward): New.
721 (check_handled, add_reachable_handler): Remove.
722 (reachable_next_level, foreach_reachable_handler): Remove.
723 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
724 (get_eh_region_and_lp_from_rtx): New.
725 (get_eh_region_from_rtx): New.
726 (can_throw_internal_1, can_throw_external_1): Remove.
727 (can_throw_internal): Use get_eh_region_from_rtx.
728 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
729 (insn_nothrow_p, can_nonlocal_goto): New.
730 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
731 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
732 (add_action_record): Use VEC not varray.
733 (collect_one_action_chain): Update for eh_region changes.
734 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
735 Use get_eh_region_and_lp_from_rtx.
736 (gate_convert_to_eh_region_ranges): New.
737 (pass_convert_to_eh_region_ranges): Use it.
738 (push_uleb128, push_sleb128): Use VEC not varray.
739 (output_one_function_exception_table): Likewise.
740 (dump_eh_tree): Update for eh_region changes.
741 (verify_eh_tree): Likewise.
742 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
743 * tree-eh.c: Include target.h.
744 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
745 Don't disallow GIMPLE_RESX; adjust argument check.
746 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
747 (record_stmt_eh_region): Update for landing pad numbers;
748 generate a landing pad if necessary.
749 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
750 (remove_stmt_from_eh_lp_fn): Similarly.
751 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
752 Update for lp numbers; don't special case missing throw_stmt_table.
753 (lookup_expr_eh_lp): Similarly.
754 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
755 (eh_seq, eh_region_may_contain_throw): New.
756 (struct leh_state): Add ehp_region.
757 (struct leh_tf_state): Remove eh_label.
758 (emit_post_landing_pad): New.
759 (emit_resx, emit_eh_dispatch): New.
760 (note_eh_region_may_contain_throw): New.
761 (frob_into_branch_around): Take eh_region not eh label;
762 emit eh code into eh_seq.
763 (honor_protect_cleanup_actions): Early exit for no actions. Don't
764 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
765 lower_eh_must_not_throw. Emit code to eh_seq.
766 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
767 (lower_try_finally_onedest): Likewise.
768 (lower_try_finally_copy): Likewise.
769 (lower_try_finally_switch): Likewise.
770 (lower_try_finally): Initialize ehp_region.
771 (lower_catch): Update for eh_catch objects.
772 (lower_eh_filter): Don't handle must_not_throw.
773 (lower_eh_must_not_throw): New.
774 (lower_cleanup): Don't set eh_label.
775 (lower_eh_constructs_2): Resolve eh builtins.
776 Handle GIMPLE_EH_MUST_NOT_THROW.
777 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
778 Add eh_seq to the end of the function body.
779 (make_eh_dispatch_edges): New.
780 (make_eh_edge): Remove.
781 (make_eh_edges): Simplify for landing pads.
782 (redirect_eh_edge_1): New.
783 (redirect_eh_edge): Use it.
784 (redirect_eh_dispatch_edge): New.
785 (stmt_could_throw_p): Use a switch. Allow RESX.
786 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
787 (stmt_can_throw_internal): Likewise.
788 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
789 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
790 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
791 (gate_refactor_eh): New.
792 (pass_refactor_eh): Use it.
793 (lower_resx, execute_lower_resx, pass_lower_resx): New.
794 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
795 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
796 (remove_unreachable_handlers): Rename from
797 tree_remove_unreachable_handlers; rewrite for landing pads;
798 call remove_eh_handler directly.
799 (remove_unreachable_handlers_no_lp): New.
800 (unsplit_eh, unsplit_all_eh): New.
801 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
802 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
803 (cleanup_empty_eh_unsplit): New.
804 (cleanup_empty_eh): Rewrite.
805 (cleanup_all_empty_eh): New.
806 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
807 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
808 (gate_cleanup_eh): New.
809 (pass_cleanup_eh): Use it.
810 (verify_eh_edges): Move later in file. Expect one EH edge.
811 (verify_eh_dispatch_edge): New.
813 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
814 (gtype-desc.o): Add TARGET_H.
815 (tree.o): Use EXCEPT_H, not except.h.
816 (cfgbuild.o): Add EXPR_H.
817 (GTFILES): Add vecprim.h.
818 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
819 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
820 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
821 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
822 * calls.c (emit_call_1): Use make_reg_eh_region_note.
823 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
824 calls to can_throw_internal.
825 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
826 (make_edges): Don't handle RESX; use can_nonlocal_goto.
827 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
828 (expand_gimple_stmt): Use make_reg_eh_region_note.
829 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
830 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
831 or find_exception_handler_labels.
832 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
833 there is exacly one EH edge. Use can_nonlocal_goto and
835 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
836 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
837 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
838 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
839 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
840 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
841 * dse.c (scan_insn): Use insn_could_throw_p.
842 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
843 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
844 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
845 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
846 EXC_PTR_EXPR or FILTER_EXPR.
847 (tree_expr_nonzero_warnv_p): Likewise.
848 * function.h: Include vecprim.h, not varray.h
849 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
850 move ttype_data and ehspec_data members to struct eh_status; change
851 action_record_data member to a VEC.
852 * gcse.c (hash_scan_set): Use can_throw_internal.
853 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
854 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
855 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
856 (block_may_fallthru): Don't handle RESX_EXPR.
857 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
858 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
859 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
860 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
861 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
862 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
863 (gimple_size): Likewise.
864 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
865 (gimple_build_resx): Use gimple_build_with_ops.
866 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
867 (is_gimple_val): Likewise.
868 (is_gimple_stmt): Remove RESX_EXPR.
869 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
870 (GIMPLE_RESX): Reorder with other EH constructs.
871 * gimple.h (struct gimple_statement_eh_mnt): New.
872 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
873 (gimple_eh_filter_must_not_throw): Remove.
874 (gimple_eh_filter_set_must_not_throw): Remove.
875 (gimple_eh_must_not_throw_fndecl): New.
876 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
877 (is_gimple_resx): New.
878 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
879 Don't copy EH_FILTER_MUST_NOT_THROW.
880 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
881 * ipa-inline.c (estimate_function_body_sizes): Don't try to
882 handle must_not_throw_labels specially.
883 * ipa-pure-const.c (check_call): Update debug statement for LP.
884 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
885 * ipa-utils.c (get_base_var): Likewise.
886 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
887 * lower-subreg.c (move_eh_region_note): Remove.
888 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
889 * omp-low.c (new_omp_context): Update for eh_lp_nr.
890 (create_task_copyfn): Likewise.
891 (maybe_catch_exception): Use gimple_build_eh_filter.
892 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
893 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
894 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
896 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
897 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
898 can_throw_internal, can_nonlocal_goto.
899 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
900 copy_reg_eh_region_note_forward.
901 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
902 (emit_output_reload_insns): Likewise.
903 (copy_eh_notes): Remove.
904 * rtl.def (RESX): Remove.
905 * rtl.h: Update declarations.
906 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
907 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
908 (update_eh_label): Remove.
909 (cleanup_dead_labels_eh): New.
910 (cleanup_deal_labels): Use it instead of update_eh_label.
911 (gimple_merge_blocks): Update landing pad data structure when
912 removing a landing pad label.
913 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
914 test; handle GIMPLE_EH_MUST_NOT_THROW.
915 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
916 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
917 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
918 (verify_stmt): Likewise. Verify landing pads.
919 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
920 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
921 (struct move_stmt_d): Add eh_map.
922 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
923 (move_stmt_r): Remap eh region numbers in builtin calls,
924 resx and eh_dispatch.
925 (move_block_to_fn): Remove eh_offset parameter. Use
926 maybe_duplicate_eh_stmt_fn.
927 (find_outermost_region_in_block): Operate on eh_region pointers
928 instead of region numbers.
929 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
930 duplicate_eh_regions.
931 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
932 test earlier. Disallow EH landing pads.
933 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
934 * tree-flow.h: Update declarations.
935 (struct tree_ann_common_d): Replace rn with lp_nr.
936 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
937 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
938 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
939 resx and eh_dispatch.
940 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
941 (copy_edges_for_bb): Use make_eh_dispatch_edges.
942 (copy_cfg_body): Expect eh_map instead of eh_region_offset
943 from duplicate_eh_regions.
944 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
945 update RESX; handle EH_DISPATCH.
946 (expand_call_inline): Set eh_lp_nr, not eh_region.
947 (maybe_inline_call_in_expr): Likewise.
948 * tree-inline.h (struct copy_body_data): Replace eh_region with
949 eh_lp_nr, eh_region_offset with eh_map.
950 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
951 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
952 * tree-pretty-print.c (dump_generic_node): Don't handle
953 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
954 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
955 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
956 EXC_PTR_EXPR, FILTER_EXPR.
957 * tree-ssa-operands.c (get_expr_operands): Likewise.
958 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
959 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
960 (ao_ref_init_from_vn_reference): Likewise.
961 * tree-ssa-sink.c (statement_sink_location): Likewise.
962 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
963 (mark_virtual_phi_result_for_renaming): Export. Tidy.
964 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
965 EXC_PTR_EXPR, FILTER_EXPR.
966 (is_exception_related): Remove.
967 (compute_avail): Don't call it.
968 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
969 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
970 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
971 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
973 (build_resx): Remove.
974 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
975 * tree.h: Update declarations.
976 (EH_FILTER_MUST_NOT_THROW): Remove.
977 (struct tree_label_decl): Add eh_landing_pad_nr.
978 (EH_LANDING_PAD_NR): New.
979 * value-prof.c (gimple_ic): Tidy variable names. Update for
981 (gimple_stringop_fixed_value): Tidy variable names. Assert
982 that neither call stmt can throw.
983 * vecprim.h (uchar): New.
984 (VEC(uchar,heap), VEC(uchar,gc)): New.
986 * c-common.c (c_define_builtins): Update call to
987 build_common_builtin_nodes.
988 * c-parser.c (c_parse_file): Don't call
989 default_init_unwind_resume_libfunc.
991 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
993 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
994 (mips_cprestore_address_p): Likewise.
995 (mips_save_gp_to_cprestore_slot): Likewise.
996 (mips_restore_gp): Rename to...
997 (mips_restore_gp_from_cprestore_slot): ...this.
998 (mips_must_initialize_gp_p): Declare.
999 (mips_emit_save_slot_move): Likewise.
1000 (mips_output_load_label): Return nothing.
1001 (mips_eh_uses): Declare.
1002 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1003 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1004 (TARGET_ABSOLUTE_JUMPS): Likewise.
1005 (EH_USES): Likewise.
1006 (FIRST_PSEUDO_REGISTER): Update comment.
1007 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1008 (MIPS_CALL): ...here.
1009 (REGISTER_NAMES): Add $cprestore.
1010 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1011 Add load_label_length, has_inflexible_gp_insn_p,
1012 has_flexible_gp_insn_p, must_initialize_gp_p and
1013 must_restore_gp_when_clobbered_p.
1014 (mips_expand_call): Don't generate split instructions here.
1015 (mips_split_call): Update the call to mips_restore_gp after
1016 the above name change.
1017 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1018 (mips_find_gp_ref): New function.
1019 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1020 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1021 (mips_insn_has_flexible_gp_ref_p): Likewise.
1022 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1023 (mips_function_has_gp_insn): Delete.
1024 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1025 Use the new functions above. Only return INVALID_REGNUM
1026 for TARGET_ABSOLUTE_JUMPS.
1027 (mips_must_initialize_gp_p): New function.
1028 (mips_get_cprestore_base_and_offset): New function, extracted from...
1029 (mips_cprestore_slot): ...here. Take a bool parameter.
1030 (mips_cfun_has_cprestore_slot_p): New function.
1031 (mips_cprestore_address_p): Likewise.
1032 (mips_save_gp_to_cprestore_slot): Likewise.
1033 (mips_restore_gp): Rename to...
1034 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1035 epilogue_completed. Update the call to mips_cprestore_slot.
1036 Test cfun->machine->must_restore_gp_when_clobbered_p.
1037 (mips_direct_save_slot_move_p): New function.
1038 (mips_emit_save_slot_move): Likewise.
1039 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1040 of cfun->machine->global_pointer.
1041 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1042 (mips_save_reg): Use mips_emit_save_slot_move.
1043 (mips_expand_prologue): Set must_initialize_gp_p.
1044 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1045 for all cprestore saves. Emit a use_cprestore instruction after
1046 setting up the cprestore slot.
1047 (mips_restore_reg): Use mips_emit_save_slot_move.
1048 (mips_process_load_label): New function.
1049 (mips_load_label_length): Likewise.
1050 (mips_output_load_label): Don't return asm: output it here instead.
1051 Use mips_process_load_label.
1052 (mips_adjust_insn_length): Adjust the length of branch instructions
1053 that have length MAX_PIC_BRANCH_LENGTH.
1054 (mips_output_conditional_branch): Update the call to
1055 mips_output_load_label. Assume the branch target is OPERANDS[0]
1056 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1057 (mips_output_order_conditional_branch): Swap the meaning of
1058 OPERANDS[0] and OPERANDS[1].
1059 (mips_variable_issue): Don't count ghost instructions.
1060 (mips_expand_ghost_gp_insns): New function.
1061 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1062 (mips_output_mi_thunk): Set must_initialize_gp_p.
1063 (mips_eh_uses): New function.
1064 * config/mips/predicates.md (cprestore_save_slot_operand)
1065 (cprestore_load_slot_operand): New predicates.
1066 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1067 (UNSPEC_MOVE_GP): Likewise.
1068 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1069 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1070 (CPRESTORE_SLOT_REGNUM): New register.
1071 (MAX_PIC_BRANCH_LENGTH): New constant.
1072 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1073 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1074 branches. Fix commentary.
1075 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1076 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1077 Change type to "ghost".
1078 (loadgp_absolute_<mode>): Likewise.
1079 (loadgp_rtp_<mode>): Likewise.
1080 (copygp_mips16): Likewise.
1081 (loadgp_blockage): Remove redundant mode attribute.
1082 (potential_cprestore): New instruction.
1083 (cprestore): Turn into an unspec set.
1084 (use_cprestore): New instruction.
1085 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1086 (*branch_fp_inverted): Likewise.
1087 (*branch_order<mode>): Likewise.
1088 (*branch_order<mode>_inverted): Likewise.
1089 (*branch_equality<mode>): Likewise.
1090 (*branch_equality<mode>_inverted): Likewise.
1091 (*branch_bit<bbv><mode>): Likewise.
1092 (*branch_bit<bbv><mode>_inverted): Likewise.
1093 (*branch_equality<mode>_mips16): Remove redundant mode.
1094 (jump): Turn into a define_expand.
1095 (*jump_absolute): New instruction.
1096 (*jump_pic): Likewise.
1097 (*jump_mips16): Rename previously-unnamed pattern. Remove
1098 redundant mode attribute.
1099 (restore_gp): Split on epilogue_completed rather than
1100 reload_completed. Change type to "ghost".
1101 (move_gp<mode>): New instruction.
1102 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1103 Remove redundant mode attribute.
1104 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1105 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1106 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1108 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1111 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1112 are returned in the same register (vs34 or v2) that Altivec vector
1113 types are returned in.
1114 (rs6000_libcall_value): Ditto.
1117 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1118 instead of explicit addsi3/adddi3 calls.
1119 (rs6000_split_multireg_move): Ditto.
1120 (rs6000_emit_allocate_stack): Ditto.
1121 (rs6000_emit_prologue): Ditto.
1122 (rs6000_output_mi_thunk): Ditto.
1124 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1125 size is 64 bits if we can use 64-bit registers.
1127 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1129 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1132 From Jie Zhang <jie.zhang@analog.com>:
1133 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1134 save FP and RETS with saveall attribute.
1135 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1136 with saveall attribute.
1138 * config/bfin/bfin.c (bfin_expand_builtin,
1139 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1142 From Jie Zhang <jie.zhang@analog.com>:
1143 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1144 before use in two places.
1145 * config/bfin/bfin.md (AREG): Define mode iterator.
1146 (reload_in, reload_out): Use mode iterator AREG.
1148 2009-09-14 Richard Guenther <rguenther@suse.de>
1151 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1152 EH personality path.
1154 2009-09-13 Richard Guenther <rguenther@suse.de>
1155 Rafael Avila de Espindola <espindola@google.com>
1157 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1158 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1159 (LANG_HOOKS_INITIALIZER): Adjust.
1160 (lhd_pass_through_t): Declare.
1161 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1163 * langhooks.c (lhd_pass_through_t): New function.
1164 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1165 dwarf2out_begin_prologue): Use personality from current_function_decl.
1166 * expr.h (get_personality_function): Declare.
1167 * expr.c (get_personality_function): New function.
1168 (build_personality_function): Likewise.
1169 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1170 (eh_personality_libfunc): Remove.
1171 * optabs.c (build_libfunc_function): New function split out from ...
1172 (init_one_libfunc): ... here.
1173 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1174 (tree_function_decl): Add personality.
1175 (lhd_gcc_personality): Declare.
1176 (build_personality_function): Likewise.
1177 * tree.c (gcc_eh_personality_decl): New.
1178 (lhd_gcc_personality): New function.
1179 * except.h (lang_eh_runtime_type): Remove.
1180 (enum eh_personality_kind): New.
1181 (build_personality_function): Declare.
1182 (function_needs_eh_personality): Declare.
1183 * except.c (lang_eh_runtime_type): Remove.
1184 (function_needs_eh_personality): New function.
1185 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1186 (sjlj_emit_function_enter, output_function_exception_table):
1187 Use personality from current_function_decl.
1188 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1189 * tree-inline.c (tree_can_inline_p): Do not inline across different
1191 (expand_call_inline): Likewise. Adjust the callers EH personality.
1192 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1193 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1194 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1195 (c-parser.o): Likewise
1196 * c-tree.h (c_eh_initialized_p): Remove.
1197 (c_maybe_initialize_eh): Likewise.
1198 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1199 (finish_decl): Don't call c_maybe_initialize_eh.
1200 (c_eh_initialized_p): Remove.
1201 (c_maybe_initialize_eh): Likewise.
1202 * c-parser.c (c_parser_omp_construct): Likewise.
1203 (c_parse_file): Initialize exception handling.
1205 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1207 * config.gcc (tm_file): Remove i386/biarch32.h
1208 for i?86-w64-mingw* case.
1209 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1211 * config.host: Set for x64 mingw the option
1212 use_long_long_for_widest_fast_int to yes.
1214 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1216 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1217 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1218 (dbxout_begin_function): Likewise.
1219 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1220 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1221 set on the function.
1222 (final_end_function): Likewise.
1223 (final_scan_insn): Likewise.
1224 (rest_of_handle_final): Likewise.
1225 * varasm.c (assemble_start_function): Likewise.
1226 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1228 2009-09-12 Jason Merrill <jason@redhat.com>
1230 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1231 * opts.c (common_handle_option): constify.
1233 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1235 * doc/install.texi (avr): Remove obsolete reference site.
1237 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1239 * doc/install.texi (Binaries): Adjust AIX link.
1241 2009-09-12 Akim Demaille <demaille@gostai.com>
1243 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1244 Use an imperative sentence.
1246 2009-09-11 Richard Henderson <rth@redhat.com>
1248 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1249 structure-name and has-tree-operands arguments; update all entries.
1250 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1252 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1253 (gsstruct_code_size): New.
1254 (gss_for_code_): New.
1255 (gss_for_code): Remove.
1256 (gimple_size): Rewrite using gsstruct_code_size.
1257 (gimple_statement_structure): Move to gimple.h.
1258 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1259 (gss_for_code, gimple_statement_structure): New.
1260 (gimple_ops): Use new arrays; tidy.
1262 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1264 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1265 operand to be a PLUS expression.
1266 * config/pa/pa.c (pa_secondary_reload): Likewise.
1268 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1270 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1272 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1275 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1277 From Jie Zhang <jie.zhang@analog.com>:
1278 * doc/extend.texi (node Function Attributes): Document l2
1280 (node Blackfin Variable Attributes): Document l2 variable attributes.
1282 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1284 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1285 to match the system compiler's configuration at inflection point.
1286 Add comment to remark a remaining difference with system compiler.
1288 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1289 * configure: Regenerate.
1291 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1293 From Jie Zhang <jie.zhang@analog.com>:
1294 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1295 (bfin_handle_l2_attribute): New.
1296 (bfin_attribute_table): Add l2 attribute.
1298 2009-09-11 Michael Matz <matz@suse.de>
1301 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1302 on the local_decls list.
1304 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1308 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1310 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1311 for VALUEs, to implement the documented interface.
1312 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1313 Adjust for VALUEs and anything else, to implement the
1314 documented interface.
1316 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1318 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1319 with actual SPE/paired vector modes before using 64-bit alignment.
1320 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1322 2009-09-10 DJ Delorie <dj@redhat.com>
1324 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1327 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1328 * config/mep/mep.c (mep_legitimate_constant_p): New.
1329 * config/mep/mep-protos.h: Prototype it.
1331 2009-09-10 Richard Henderson <rth@redhat.com>
1333 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1335 2009-09-10 Jason Merrill <jason@redhat.com>
1337 * tree.c (chain_index): New fn.
1338 * tree.h: Declare it.
1340 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1342 * config/sol2-c.c (cmn_err_length_specs): Initialize
1343 scalar_identity_flag.
1345 2009-09-10 Richard Henderson <rth@redhat.com>
1347 * tree.h (struct tree_decl_common): Move align member earlier;
1348 move label_decl_uid member ...
1349 (struct tree_label_decl): ... here.
1350 (LABEL_DECL_UID): Update to match.
1352 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1355 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1356 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1358 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1359 dest_prev if the edge is complex.
1361 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1363 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1364 loop latch tests earlier.
1366 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1367 before GIMPLE_RETURN, not after its predecessor; insert
1370 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1371 gimple_seq_empty_p to test for no PHI nodes.
1372 * tree-cfg.c (split_critical_edges): Likewise.
1374 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1376 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1378 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1379 introduced by the VTA branch merge.
1381 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1383 * ira-conflicts.c: Use fputs or putc instead of fprintf
1387 * tree-switch-conversion.c: Ditto.
1389 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1391 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1392 introduced by the VTA branch merge.
1394 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1397 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1399 PR rtl-optimization/39779
1400 * expr.c (convert_modes): Return when mode == oldmode after
1401 CONST_INTs are processed.
1403 2009-09-10 Nick Clifton <nickc@redhat.com>
1405 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1406 attribute and referring decl when creating renamed symbol.
1408 2009-09-10 Richard Guenther <rguenther@suse.de>
1411 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1413 (cgraph_finalize_compilation_unit): Compute reachability
1414 before emitting thunks. Properly process aliases before
1415 possibly removing unreachable nodes.
1417 2009-09-10 Richard Guenther <rguenther@suse.de>
1420 * tree.c (struct free_lang_data_d): Add worklist member.
1421 (find_decls_types_r): Push onto the worklist instead of recursing.
1422 Handle TREE_BINFOs properly.
1423 (find_decls_types): New function wrapped around find_decls_types_r
1424 to process the worklist.
1425 (find_decls_types_in_eh_region): Use it.
1426 (find_decls_types_in_node): Likewise.
1427 (find_decls_types_in_var): Likewise.
1428 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1429 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1430 (AGGREGATE_TYPE_P): Adjust.
1432 2009-09-09 Jason Merrill <jason@redhat.com>
1434 * configure.ac: Check glibc version even if we have an in-tree
1437 2009-09-09 Anthony Green <green@moxielogic.com>
1439 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1440 the constant 0 when appropriate.
1441 * config/moxie/constraints.md: Add constraint O.
1443 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1444 to pass up to 6 32-bit argument values in registers.
1445 (moxie_function_arg): Ditto.
1446 (moxie_arg_partial_bytes): Ditto.
1447 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1448 (REG_PARM_STACK_SPACE): Ditto.
1449 (FUNCTION_ARG_REGNO_P): Ditto.
1451 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1452 instruction to allocate stack space.
1454 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1456 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1457 unnecessarily stringent constraints. Fix address
1458 calculation in the splitters.
1460 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1462 PR rtl-optimization/39779
1463 * expr.c (convert_modes): Return when mode == oldmode after
1464 CONST_INTs are processed.
1466 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1469 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1470 (ix86_expand_prologue): Take frame.padding0 into logic of
1472 (ix86_expand_epilogue): Likewise.
1474 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1476 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1478 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1479 * config/t-slibgcc-libgcc: New file.
1480 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1482 2009-09-09 Martin Jambor <mjambor@suse.cz>
1484 PR tree-optimization/41089
1485 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1488 2009-09-09 Richard Henderson <rth@redhat.com>
1490 * gimple.h (CASE_GIMPLE_OMP): New.
1491 (is_gimple_omp): Use it.
1492 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1493 (verify_gimple_debug): Likewise.
1495 2009-09-09 Richard Guenther <rguenther@suse.de>
1497 PR tree-optimization/41101
1498 * tree-ssa-pre.c (maximal_set): Remove.
1499 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1500 Defer all blocks we didn't visit at least one successor.
1501 (add_to_exp_gen): Do not add to the maximal set.
1502 (make_values_for_phi): Likewise.
1503 (compute_avail): Likewise.
1504 (init_pre): Do not allocate the maximal set.
1505 (execute_pre): Do not dump it.
1507 2009-09-09 Martin Jambor <mjambor@suse.cz>
1509 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1510 an SSA_NAME rather than a is_gimple_variable.
1512 2009-09-09 Richard Guenther <rguenther@suse.de>
1515 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1516 code dealing with plain pointer bases.
1517 (maybe_fold_offset_to_reference): Likewise.
1518 (maybe_fold_stmt_addition): Adjust.
1520 2009-09-09 Richard Guenther <rguenther@suse.de>
1522 * tree.c (free_lang_data_in_type): Do not free the type variant
1524 (free_lang_data): Merge char_type_node with its properly signed
1526 (pass_ipa_free): Collect after freeing language specific data.
1528 2009-09-09 Michael Matz <matz@suse.de>
1531 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1532 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1533 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1536 2009-09-08 DJ Delorie <dj@redhat.com>
1538 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1540 2009-09-04 Jason Merrill <jason@redhat.com>
1542 * tree.c (tree_find_value): Remove.
1543 * tree.h: Remove prototype.
1544 * varasm.c (assemble_external): Use value_member instead.
1546 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1548 * toplev.c (process_options): Choose default debugging type when
1549 gtoggle enables debug info and type is unset.
1551 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1555 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1558 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1560 * configure: Rebuilt with modified libtool.m4.
1562 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1567 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1569 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1571 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1572 (remove_statement): Likewise.
1573 (rewrite_use_nonlinear_expr): Adjust.
1574 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1575 * tree-ssa.c (release_defs_bitset): ... this. New.
1576 * tree-flow.h (release_defs_bitset): Declare.
1578 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1581 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1582 in the middle block.
1584 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1586 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1587 via intptr_t to long type.
1588 (insert_operand_rank): Cast long type via intptr_t to
1590 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1592 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1593 from pointer to unsigned via uintptr_t.
1595 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1596 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1598 * configure: Regenerated.
1599 * config.in: Regenerated
1600 * system.h (stdint.h): Add include.
1601 (inttypes.h): Likewise.
1602 * Makefile.in (aclocal): Add config/stdint.m4.
1603 * aclocal.m4: Regenerated.
1605 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1607 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1609 (note_np_check_stores): New function.
1610 (harmless_null_pointer_p): New function.
1611 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1612 changed. Take into account whether we're in the shadow of a condjump
1613 that tested NP_REG for NULL.
1614 Lose all code that tested for SEQUENCEs.
1615 (workaround_speculation): Avoid inserting NOPs for loads that are
1616 either always executed or a NULL pointer.
1618 2009-09-08 Jan Hubicka <jh@suse.cz>
1620 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1621 * params.def (early-inlining-insns): Likewise.
1623 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1625 PR rtl-optimization/41239
1626 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1627 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1629 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1630 across calls, as the calls might not always return normally.
1631 (call_may_noreturn_p): New function.
1632 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1633 (init_deps): Initialize it.
1634 (remove_from_deps): Also remove calls from
1635 last_function_call_may_noreturn list.
1637 2009-09-07 Richard Henderson <rth@redhat.com>
1639 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1640 more VR->OPERANDS than LHS operands. Free LHS before returning.
1642 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1644 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1645 (attr "addrtype"): New member "spreg".
1646 Use it if mem_spfp_address_operand is true for the address.
1647 (attr "type"): New entry "stall".
1648 (cpu_unit "load"): New.
1649 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1651 (insn_reservation "loadsp"): New.
1652 (insn_reservation "load_stall1"): New.
1653 (insn_reservation "load_stall3"): New.
1655 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1656 (mem_p_address_operand): Exclude stack and frame pointer based
1658 (mem_spfp_address_operand): New; match them here.
1659 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1660 (bfin_reorg): Call it if scheduling insns.
1661 (bfin_gen_bundles): Remove dummy insns created by
1662 add_sched_insns_for_speculation.
1664 From Jie Zhang <jie.zhang@analog.com>:
1665 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1666 bfin_si_revision, bfin_workarounds): Move these ...
1667 * config/bfin/bfin.h: ... here.
1669 From Mike Frysinger <michael.frysinger@analog.com>
1670 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1671 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1672 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1673 bf547m, bf548m, and bf549m.
1674 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1675 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1676 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1677 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1678 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1679 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1680 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1681 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1682 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1683 bf542m, bf544m, bf547m, bf548m, and bf549m.
1685 From Jie Zhang <jie.zhang@analog.com>:
1686 * config/bfin/predicates.md (p_register_operand): New predicate.
1687 (dp_register_operand): New predicate.
1688 * config/bfin/bfin-protos.h (WA_05000074): Define.
1689 (ENABLE_WA_05000074): Define.
1690 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1691 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1692 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1693 (define_attr addrtype): Allow load/store register to be P register.
1694 (define_attr storereg): New.
1695 (define_cpu_unit anomaly_05000074): New.
1696 (define_insn_reservation dsp32shiftimm): New.
1697 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1698 (define_insn_reservation loadp): Cannot use slot2.
1699 (define_insn_reservation loadsp): Cannot use slot2.
1700 (define_insn_reservation storep): Cannot use slot2. Does not
1701 apply when working around 05000074.
1702 (define_insn_reservation storep_anomaly_05000074): New.
1703 (define_insn_reservation storei): Does not apply when working
1705 (define_insn_reservation storei_anomaly_05000074): New.
1706 (define_attr length): Add dsp32shiftimm case.
1707 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1708 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1709 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1710 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1711 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1713 2009-09-07 Martin Jambor <mjambor@suse.cz>
1716 * tree-sra.c (create_artificial_child_access): Return NULL if
1717 build_ref_for_offset fails.
1718 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1719 and create_artificial_child_access to fail.
1721 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1724 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1725 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1726 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1728 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1730 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1731 block, ensure it has an exit edge. Emit a barrier after a jump.
1733 2009-09-07 Nick Clifton <nickc@redhat.com>
1735 * gcc.c (this_is_linker_script): New variable. Like
1736 this_is_library_file but for the %T constructor.
1737 (end_going_arg): If this_is_linker_script is set then locate the
1738 script and insert a --script switch before it
1739 (do_spec_2): Initialise this_is_linker_script.
1740 (do_spec_1): Likewise. Handle %T construct.
1741 (eval_spec_function): Preserve this_is_linker_script.
1742 * doc/invoke.texi: Document %T construct in spec files.
1743 * config/m32c/m32c.h (LIB_SPEC): Use it.
1745 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1747 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1748 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1749 when volatile flag is set.
1750 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1752 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1755 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1756 (combine_stack_adjustments_for_block): Allow insns between stack
1757 adjustments and stores with corresponding pre-(dec|inc)rement or
1758 pre-modify operation.
1760 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1763 * combine-stack-adj.c (struct csa_memlist): Rename to...
1764 (struct csa_reflist): ... this. Rename mem field to ref.
1765 (free_csa_memlist): Rename to...
1766 (free_csa_reflist): ... this.
1767 (record_one_stack_memref): Rename to...
1768 (record_one_stack_ref): ... this. Handle also REG_P.
1769 (try_apply_stack_adjustment): Handle also REG_P.
1770 (struct record_stack_memrefs_data): Rename to...
1771 (struct record_stack_refs_data): ... this. Rename memlist field to
1773 (record_stack_memrefs): Rename to...
1774 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1775 subexpressions instead of failing when a MEM contains SP references.
1776 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1777 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1779 2009-09-06 Richard Guenther <rguenther@suse.de>
1782 * tree.c (build_array_type): Do not record types marked
1783 with structural equality in the canonical type hashtable.
1785 2009-09-06 Richard Guenther <rguenther@suse.de>
1788 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1790 2009-09-05 Richard Guenther <rguenther@suse.de>
1793 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1795 2009-09-05 Richard Guenther <rguenther@suse.de>
1798 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1800 2009-09-05 Richard Guenther <rguenther@suse.de>
1803 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1804 before comparing function argument types.
1806 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1809 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1812 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1815 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1817 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1818 locators before emit_insn is called.
1820 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1823 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1824 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1825 (reginfo_init): Don't call allocate_reg_info.
1827 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1830 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1831 NONDEBUG_INSN_P instead of INSN_P.
1833 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1836 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1838 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1841 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1842 pattern of the split.
1844 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1846 * toplev.c (process_options): Move setter of flag_var_tracking
1847 before other tests that depend on it. Move down setter of
1848 flag_rename_registers. Don't enable var-tracking-assignments
1849 by default if selective scheduling is enabled. Warn if both
1852 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1854 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1855 comment. Use switch statement to catch overlaps between rtx
1856 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1857 (IS_DECL_CODE): ... here. Remove.
1858 (check_value_is_not_decl): Remove.
1859 (dv_from_decl, dv_from_value): Check after conversion.
1861 2009-09-04 Richard Guenther <rguenther@suse.de>
1864 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1865 after emitting tunks. Move emitting thunks and ctors from ...
1866 (cgraph_optimize): ... here. Remove redundant
1867 cgraph_analyze_functions.
1868 * varasm.c (find_decl_and_mark_needed): Remove no longer
1870 (finish_aliases_1): Adjust check for thunk aliases.
1872 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1874 * config/arm/arm.md (ctzsi2): Added braces
1875 to avoid warning that broke booststrap.
1877 2009-09-04 Martin Jambor <mjambor@suse.cz>
1879 PR tree-optimization/41112
1880 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1881 handle variable-bounded arrays.
1882 (expr_with_var_bounded_array_refs_p): New function.
1883 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1885 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1887 * config/s390/2097.md: Removed two incorrect bypasses.
1888 (z10_fsimpdf): Fixed latency.
1889 (z10_fhex): New insn_reservation.
1890 (z10_floaddf): Fixed latency.
1891 (z10_floadsf): Fixed latency.
1892 (z10_ftrunctf): Fixed latency.
1893 (z10_ftruncdf): Fixed latency.
1894 * config/s390/s390.c (z10_cost): Fixed values.
1895 (s390_adjust_priority): Added z10 path.
1896 * config/s390/s390.md (type): Added fhex.
1897 (*mov<mode>_64dfp): Updated type attribute.
1898 (*mov<mode>_64): Updated type attribute.
1899 (*mov<mode>_31): Updated type attribute.
1900 (*mov<mode>"): Likewise.
1901 * config/s390/2084.md (x_fsimpdf): Updated condition.
1903 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1905 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1906 RTXs in the predicate for operand 1.
1908 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1910 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1911 (rbitsi2): New insn.
1912 (ctzsi2): New expand.
1913 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1915 2009-09-03 Martin Jambor <mjambor@suse.cz>
1917 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1918 (create_artificial_child_access): Use build_ref_for_offset instead
1919 of duplicate_expr_for_different_base.
1920 (propagate_subacesses_accross_link): Likewise.
1922 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1924 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1926 (mips16e_collect_argument_saves): Skip debug instructions.
1927 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1928 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1929 (r10k_insert_cache_barriers): Likewise.
1930 (mips_reorg_process_insns): Likewise.
1932 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1935 * ira.c (update_equiv_reg): Remove check on class likely spill.
1937 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1940 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1941 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1945 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1946 the stack slot if it is passed by invisible reference.
1947 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1948 by invisible reference.
1950 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1952 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1953 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1954 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1956 * config/bfin/sync.md: New file.
1957 * config/bfin/bfin.md: Include it.
1958 (UNSPEC_ATOMIC): New.
1959 (UNSPEC_ONES): Provide a unique number.
1961 From Jie Zhang <jie.zhang@analog.com>:
1962 * config/bfin/bfin.c (ret_regs): New.
1963 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1964 (must_save_rets_p): New.
1965 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1966 current_function_is_leaf.
1967 (do_link): Likewise.
1968 (do_unlink): Likewise.
1969 (expand_interrupt_handler_prologue): Use ret_regs array.
1970 (expand_interrupt_handler_epilogue): Use ret_regs array and
1971 pass return register to gen_return_internal.
1972 (bfin_expand_epilogue): Pass return register to
1973 gen_return_internal.
1974 (bfin_expand_call): Explicitly clobber RETS.
1975 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1976 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1977 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1978 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1980 (return_internal): Take a reg rtx rather than the register number.
1982 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1984 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1985 when comparing against estimated_loop_iterations_int return.
1987 2009-09-03 Richard Guenther <rguenther@suse.de>
1989 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1990 eh_personality_libfunc.
1992 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1994 * tree-parloops.c (separate_decls_in_region): Add space.
1996 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1998 * tree-parloops.c (separate_decls_in_region): Change the condition
1999 checking if there are reductions in the loop.
2001 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2003 PR tree-optimization/38275
2004 * tree-parloops.c (parallelize_loops): Replace profitability condition
2005 for expected number of iterations.
2007 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2009 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2010 (bootstrap-debug): Explain conditions in which it becomes default.
2011 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2014 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2016 * doc/invoke.texi (Optimize Options): Move
2017 -finline-small-functions to the -O2 list.
2019 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2021 * toplev.c (process_options): Enable var-tracking-assignments
2022 by default if var-tracking is enabled.
2024 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2026 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2028 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2029 * rtl.h (prev_nonnote_insn_bb): Declare it.
2031 2009-09-03 Diego Novillo <dnovillo@google.com>
2033 * cgraph.c (cgraph_node_for_decl): New.
2034 * cgraph.h (cgraph_node_for_decl): Declare.
2035 * tree.c (host_integerp): Return 0 if T is NULL.
2037 2009-09-03 Diego Novillo <dnovillo@google.com>
2039 * tree.h (struct alias_pair): Move from varasm.c.
2040 (alias_pairs): Likewise.
2041 (TYPE_MAXVAL): Define.
2042 (TYPE_MINVAL): Define.
2043 (iterative_hash_host_wide_int): Declare.
2044 (remove_unreachable_alias_pairs): Declare.
2045 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2046 * diagnostic.c (default_diagnostic_starter): Make extern.
2047 (default_diagnostic_finalizer): Make extern.
2048 * diagnostic.h (default_diagnostic_starter): Declare.
2049 (default_diagnostic_finalizer): Declare.
2050 (default_tree_printer): Declare.
2051 * toplev.c (default_tree_printer): Make extern.
2053 2009-09-03 Richard Guenther <rguenther@suse.de>
2054 Diego Novillo <dnovillo@google.com>
2056 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2057 * cgraphunit.c (cgraph_expand_function): Do not emit
2058 associated thunks from here.
2059 (cgraph_emit_thunks): New.
2060 (cgraph_optimize): Call it.
2061 Return if any IPA pass finds an error.
2062 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2065 2009-09-03 Simon Baldwin <simonb@google.com>
2066 Rafael Espindola <espindola@google.com>
2067 Richard Guenther <rguenther@suse.de>
2068 Doug Kwan <dougkwan@google.com>
2069 Diego Novillo <dnovillo@google.com>
2071 * tree.c: Include tree-pass.h, langhooks-def.h,
2072 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2073 (free_lang_data_in_type): New.
2074 (need_assembler_name_p): New.
2075 (free_lang_data_in_block): New.
2076 (free_lang_data_in_decl): New.
2077 (struct free_lang_data_d): New.
2078 (add_tree_to_fld_list): New.
2079 (find_decls_types_r): New.
2080 (get_eh_types_for_runtime): New.
2081 (find_decls_types_in_eh_region): New.
2082 (find_decls_types_in_node): New.
2083 (find_decls_types_in_var): New.
2084 (free_lang_data_in_cgraph): New.
2085 (free_lang_data): New.
2086 (gate_free_lang_data): New.
2087 (pass_ipa_free_lang_data): New.
2089 2009-09-03 Diego Novillo <dnovillo@google.com>
2091 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2092 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2093 (lang_hooks): Remove const qualifier.
2094 * ipa.c (cgraph_remove_unreachable_nodes): Call
2095 remove_unreachable_alias_pairs.
2096 * except.c (add_type_for_runtime): Check if TYPE has
2097 already been converted.
2098 (lookup_type_for_runtime): Likewise.
2099 (check_handled): Handle converted types.
2100 * varasm.c (remove_unreachable_alias_pairs): New.
2101 * gimple.c: Include demangle.h.
2102 (gimple_decl_printable_name): New.
2103 (gimple_fold_obj_type_ref): New.
2104 * gimple.h (gimple_decl_printable_name): Declare.
2105 (gimple_fold_obj_type_ref): Declare.
2106 * passes.c (init_optimization_passes): Add pass
2107 pass_ipa_free_lang_data.
2108 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2109 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2111 2009-09-03 Diego Novillo <dnovillo@google.com>
2113 * c-lang.c (lang_hooks): Remove const qualifier.
2115 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2117 * doc/install.texi (*-*-freebsd*): Update target information.
2119 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2121 * hard-reg-set.h (call_fixed_regs): Remove.
2122 * reginfo.c (call_fixed_regs): Remove.
2123 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2124 (globalize_reg): Don't use call_fixed_regs.
2125 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2128 2009-09-01 Michael Matz <matz@suse.de>
2130 * expr.h (emit_storent_insn, expand_expr_real_1,
2131 expand_expr_real_2): Declare.
2132 * expr.c (emit_storent_insn, expand_expr_real_1,
2133 expand_expr_real_2): Export.
2134 (store_expr): Setting and evaluating dont_return_target is useless.
2135 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2136 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2137 * except.c (expand_resx_expr): Rename to ...
2138 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2139 * except.h (expand_resx_stmt): Declare.
2140 * stmt.c: Add include gimple.h
2141 (expand_asm_expr): Rename to ...
2142 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2143 (expand_case): Rewrite to take gimple statement.
2144 * tree.h (expand_asm_stmt): Declare.
2145 (expand_case): Change prototype.
2146 * Makefile.in (stmt.o): Depend on gimple.h.
2147 * builtins.c (expand_builtin_synchronize): Build gimple asm
2148 statement, not an ASM_EXPR.
2149 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2150 gimple_to_tree, release_stmt_tree): Remove.
2151 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2152 ggc_free, but hold comparison code and operands separately.
2153 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2154 (expand_call_stmt, expand_gimple_stmt_1,
2155 expand_gimple_stmt): New helpers.
2156 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2157 release_stmt_tree. Call expand_gimple_stmt instead.
2158 (expand_gimple_basic_block): Ditto.
2160 * calls.c (emit_call_1): Don't look at EH regions here, make
2161 fntree parameter useless.
2162 (expand_call): New local rettype for TREE_TYPE(exp), use it
2163 throughout. Remove local p, use addr instead.
2164 Don't look at EH regions here.
2166 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2168 * doc/invoke.texi (-fsched-pressure): Document it.
2169 (-fsched-reg-pressure-heuristic): Remove it.
2171 * reload.c (ira.h): Include.
2172 (find_reloads): Add choosing reload on number of small spilled
2175 * haifa-sched.c (ira.h): Include.
2176 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2177 saved_reg_pressure, curr_reg_live, saved_reg_live,
2178 region_ref_regs): New variables.
2179 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2180 initiate_reg_pressure_info, setup_ref_regs,
2181 initiate_bb_reg_pressure_info, save_reg_pressure,
2182 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2184 (setup_insn_reg_pressure_info): New function.
2185 (rank_for_schedule): Add pressure checking and insn issue time.
2186 Remove comparison of insn reg weights.
2187 (ready_sort): Set insn reg pressure info.
2188 (update_register_pressure, setup_insn_max_reg_pressure,
2189 update_reg_and_insn_max_reg_pressure,
2190 sched_setup_bb_reg_pressure_info): New functions.
2191 (schedule_insn): Add code for printing and updating reg pressure info.
2192 (find_set_reg_weight, find_insn_reg_weight): Remove.
2193 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2194 (debug_ready_list): Print reg pressure info.
2195 (schedule_block): Ditto. Check insn issue time.
2196 (sched_init): Set up sched_pressure_p. Allocate and set up some
2197 reg pressure related info.
2198 (sched_finish): Free some reg pressure related info.
2199 (fix_tick_ready): Make insn always ready if pressure_p.
2200 (init_h_i_d): Don't call find_insn_reg_weight.
2201 (haifa_finish_h_i_d): Free insn reg pressure info.
2203 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2204 ira_memory_move_cost, ira_class_hard_regs,
2205 ira_class_hard_regs_num, ira_no_alloc_regs,
2206 ira_available_class_regs, ira_reg_class_cover_size,
2207 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2209 * ira-lives.c (single_reg_class): Check mode to find how many
2210 registers are necessary for operand.
2211 (ira_implicitly_set_insn_hard_regs): New.
2213 * common.opt (fsched-pressure): New options.
2214 (fsched-reg-pressure-heuristic): Remove.
2216 * ira.c (setup_eliminable_regset): Rename to
2217 ira_setup_eliminable_regset. Make it external.
2218 (expand_reg_info): Pass cover class to setup_reg_classes.
2219 (ira): Call resize_reg_info instead of allocate_reg_info.
2221 * sched-deps.c: Include ira.h.
2222 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2223 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2224 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2225 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2226 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2227 mark_insn_reg_store, mark_insn_reg_clobber,
2228 setup_insn_reg_pressure_info): New.
2229 (sched_analyze_1): Update implicit_reg_pending_uses.
2230 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2231 Use them to create dependencies. Set insn reg uses and pressure
2232 info. Process reg_pending_uses in one place.
2233 (free_deps): Free implicit sets.
2234 (remove_from_deps): Remove implicit sets if necessary. Check
2235 implicit sets when clearing reg_last_in_use.
2236 (init_deps_global): Clear implicit_reg_pending_clobbers and
2237 implicit_reg_pending_uses.
2239 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2240 ira_memory_move_cost, ira_class_hard_regs,
2241 ira_class_hard_regs_num, ira_no_alloc_regs,
2242 ira_available_class_regs, ira_reg_class_cover_size,
2243 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2244 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2245 ira_implicitly_set_insn_hard_regs): New prototypes.
2247 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2248 cost_elements_num): New variables.
2249 (allocno_costs, total_costs): Rename to costs and
2250 total_allocno_costs.
2251 (COSTS_OF_ALLOCNO): Rename to COSTS.
2252 (allocno_pref): Rename to pref.
2253 (allocno_pref_buffer): Rename to pref_buffer.
2254 (common_classes): Rename to regno_cover_class.
2256 (record_reg_classes): Set allocno attributes only if allocno_p.
2257 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2258 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2259 and COSTS_OF_ALLOCNO.
2260 (print_costs): Rename to print_allocno_costs.
2261 (print_pseudo_costs): New.
2262 (process_bb_node_for_costs): Split into 2 functions with new
2263 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2264 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2265 new parameter dump_file. Use cost_elements_num instead of
2266 ira_allocnos_num. Make one iteration if preferred classes were
2267 already calculated for scheduler. Make 2 versions of code
2268 depending on allocno_p.
2269 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2270 regno_cover_class and COSTS instead of common_classes and
2272 (init_costs, finish_costs): New.
2273 (ira_costs): Set up allocno_p and cost_elements_num. Call
2274 init_costs and finish_costs.
2275 (ira_set_pseudo_classes): New.
2277 * rtl.h (allocate_reg_info): Remove.
2278 (resize_reg_info): Change return type.
2279 (reg_cover_class): New.
2280 (setup_reg_classes): Add new parameter.
2282 * sched-int.h (struct deps_reg): New member implicit_sets.
2283 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2284 (INCREASE_BITS): New macro.
2285 (struct reg_pressure_data, struct reg_use_data): New.
2286 (struct _haifa_insn_data): Remove reg_weight. Add members
2287 reg_pressure, reg_use_list, reg_set_list, and
2288 reg_pressure_excess_cost_change.
2289 (struct deps): New member implicit_sets.
2290 (pressure_p): New variable.
2291 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2292 (struct reg_pressure_data, struct reg_use_data): New.
2293 (INSN_REG_WEIGHT): Remove.
2294 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2295 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2296 (sched_init_region_reg_pressure_info,
2297 sched_setup_bb_reg_pressure_info): New prototypes.
2299 * reginfo.c (struct reg_pref): New member coverclass.
2300 (reg_cover_class): New function.
2301 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2302 (reg_info_size): New variable.
2303 (allocate_reg_info): Make static. Setup reg_info_size.
2304 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2305 (setup_reg_classes): Add a new parameter. Setup cover class too.
2307 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2310 * sched-rgn.c (deps_join): Set up implicit_sets.
2311 (schedule_region): Set up region and basic blocks pressure
2314 * passes.c (init_optimization_passes): Move
2315 pass_subregs_of_mode_init before pass_sched.
2317 2009-09-02 Martin Jambor <mjambor@suse.cz>
2319 * tree-sra.c (struct access): New field grp_hint.
2320 (dump_access): Dump grp_hint.
2321 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2323 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2324 those which have been specifically read and somehow written to.
2325 (propagate_subacesses_accross_link): Set grp_hint of right child and
2326 also possibly of the left child.
2328 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2330 * tree-object-size.c (addr_object_size): Always use object_size_type
2331 0 or 2 when determining the pointer pointed object size.
2333 2009-09-02 Richard Guenther <rguenther@suse.de>
2336 2009-08-31 Richard Guenther <rguenther@suse.de>
2338 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2339 to query if the memory regions for memmove overlap.
2340 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2341 asserts on pointers, instead deal with odd trees.
2342 (ptr_derefs_may_alias_p): Likewise.
2343 (refs_may_alias_p_1): Constructor bases also never alias.
2345 2009-08-01 Christian Bruel <christian.bruel@st.com>
2348 2009-07-31 Christian Bruel <christian.bruel@st.com>
2349 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2351 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2353 * doc/invoke.texi (-fvar-tracking-assignments): New.
2354 (-fvar-tracking-assignments-toggle): New.
2355 (-fdump-final-insns=file): Mark filename as optional.
2356 (--param min-nondebug-insn-uid): New.
2357 (-gdwarf-@{version}): Mention version 4.
2358 * opts.c (common_handle_option): Accept it.
2359 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2360 * regrename.c (regrename_optimize): Drop last. Don't count debug
2361 insns as uses. Don't reject change because of debug insn.
2362 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2363 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2364 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2365 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2366 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2367 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2368 * doc/gimple.texi (is_gimple_debug): New.
2369 (gimple_debug_bind_p): New.
2370 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2371 * doc/install.texi (bootstrap-debug): More details.
2372 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2373 (bootstrap-debug-lib): More details.
2374 (bootstrap-debug-ckovw): Update.
2375 (bootstrap-time): New.
2376 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2377 (insert_phi_nodes_for): Insert debug stmts.
2378 (rewrite_stmt): Take iterator. Insert debug stmts.
2379 (rewrite_enter_block): Adjust.
2380 (maybe_replace_use_in_debug_stmt): New.
2381 (rewrite_update_stmt): Use it.
2382 (mark_use_interesting): Return early for debug stmts.
2383 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2384 stmts before replacing stmt.
2385 (move_computations_stmt): Likewise.
2386 * ira-conflicts.c (add_copies): Skip debug insns.
2387 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2388 (regstat_bb_compute_ri): Skip debug insns.
2389 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2390 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2391 check_loop_closed_ssa_stmt): Skip debug stmts.
2392 * tree-tailcall.c (find_tail_calls): Likewise.
2393 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2394 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2395 (build_var_debug_value_stat): Declare.
2396 (build_var_debug_value): Define.
2397 (target_for_debug_bind): Declare.
2398 * reload.c (find_equiv_reg): Skip debug insns.
2399 * rtlanal.c (reg_used_between_p): Skip debug insns.
2400 (side_effects_p): Likewise.
2401 (canonicalize_condition): Likewise.
2402 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2403 insns never depend on debug insns.
2404 (create_ddg_dep_no_link): Likewise.
2405 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2406 Don't add inter-loop dependencies for debug insns.
2407 (build_intra_loop_deps): Likewise.
2408 (create_ddg): Count debug insns.
2409 * ddg.h (struct ddg::num_debug): New.
2410 (num_backargs): Pair up with previous int field.
2411 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2412 -fcompare-debug-second.
2413 * final.c (get_attr_length_1): Skip debug insns.
2414 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2415 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2416 (driver_self_specs): Map -fdump-final-insns to
2417 -fdump-final-insns=..
2418 (get_local_tick): New.
2419 (compare_debug_dump_opt_spec_function): Test for . argument and
2420 compute output name. Compute temp output spec without flag name.
2421 Compute -frandom-seed.
2422 (OPT): Undef after use.
2423 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2424 (average_num_loop_insns): Likewise.
2425 * params.h (MIN_NONDEBUG_INSN_UID): New.
2426 * gimple.def (GIMPLE_DEBUG): New.
2427 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2428 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2429 (merge_in_block): Fix whitespace.
2430 * toplev.c (flag_var_tracking): Update comment.
2431 (flag_var_tracking_assignments): New.
2432 (flag_var_tracking_assignments_toggle): New.
2433 (process_options): Don't open final insns dump file if we're not
2434 going to write to it. Compute defaults for var_tracking.
2435 * df-scan.c (df_insn_rescan_debug_internal): New.
2436 (df_uses_record): Handle debug insns.
2437 * haifa-sched.c (ready): Initialize n_debug.
2438 (contributes_to_priority): Skip debug insns.
2439 (dep_list_size): New.
2441 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2442 they're ready. Disregard previous debug insns to make decisions.
2443 (queue_insn): Never queue debug insns.
2444 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2445 (schedule_insn): Don't reject debug insns because of issue rate.
2446 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2447 (queue_to_ready): Skip and discount debug insns.
2448 (choose_ready): Let debug insns through.
2449 (schedule_block): Check boundary debug insns. Discount debug
2450 insns, schedule them early. Adjust whitespace.
2451 (set_priorities): Check for boundary debug insns.
2452 (add_jump_dependencies): Use dep_list_size.
2453 (prev_non_location_insn): New.
2454 (check_cfg): Use it.
2455 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2457 (remove_unused_ivs): Reset debug stmts.
2458 * modulo-sched.c (const_iteration_count): Skip debug insns.
2459 (res_MII): Discount debug insns.
2460 (loop_single_full_bb_p): Skip debug insns.
2461 (sms_schedule): Likewise.
2462 (sms_schedule_by_order): Likewise.
2463 (ps_has_conflicts): Likewise.
2464 * caller-save.c (refmarker_fn): New.
2465 (save_call_clobbered_regs): Replace regs with saved mem in
2467 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2468 Call refmarker_fn mark for hardregnos.
2469 (mark_reg_as_referenced): New.
2470 (replace_reg_with_saved_mem): New.
2471 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2472 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2474 (cse_extended_basic_block): Skip debug insns.
2475 (count_reg_usage): Likewise.
2476 (is_dead_reg): New, split out of...
2477 (set_live_p): ... here.
2478 (insn_live_p): Use it for debug insns.
2479 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2480 (execute_optimize_stdarg): Likewise.
2481 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2482 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2483 changes in debug stmts as changes.
2484 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2485 (moveup_expr): Don't move across debug insns. Don't move
2486 debug insn if it would create a bookkeeping block.
2487 (moveup_expr_cached): Don't use cache for debug insns that
2488 are heads of blocks.
2489 (compute_av_set_inside_bb): Skip debug insns.
2490 (sel_rank_for_schedule): Schedule debug insns first. Remove
2492 (block_valid_for_bookkeeping_p); Support lax searches.
2493 (create_block_for_bookkeeping): Adjust block numbers when
2494 encountering debug-only blocks.
2495 (find_place_for_bookkeeping): Deal with debug-only blocks.
2496 (generate_bookkeeping_insn): Accept no place to insert.
2497 (remove_temp_moveop_nops): New argument full_tidying.
2498 (prepare_place_to_insert): Deal with debug insns.
2499 (advance_state_on_fence): Debug insns don't start cycles.
2500 (update_boundaries): Take fence as argument. Deal with
2502 (schedule_expr_on_boundary): No full_tidying on debug insns.
2503 (fill_insns): Deal with debug insns.
2504 (track_scheduled_insns_and_blocks): Don't count debug insns.
2505 (need_nop_to_preserve_insn_bb): New, split out of...
2506 (remove_insn_from_stream): ... this.
2507 (fur_orig_expr_not_found): Skip debug insns.
2508 * rtl.def (VALUE): Move up.
2510 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2511 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2512 Set it if debug stmts are found.
2513 (statement_sink_location): Skip debug stmts. Propagate
2514 moving defs into debug stmts.
2515 * ifcvt.c (first_active_insn): Skip debug insns.
2516 (last_active_insns): Likewise.
2517 (cond_exec_process_insns): Likewise.
2518 (noce_process_if_block): Likewise.
2519 (check_cond_move_block): Likewise.
2520 (cond_move_convert_if_block): Likewise.
2521 (block_jumps_and_fallthru_p): Likewise.
2522 (dead_or_predicable): Likewise.
2523 * dwarf2out.c (debug_str_hash_forced): New.
2524 (find_AT_string): Add comment.
2525 (gen_label_for_indirect_string): New.
2526 (get_debug_string_label): New.
2527 (AT_string_form): Use it.
2528 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2529 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2530 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2531 several operations that cannot be represented with DWARF opcodes.
2532 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2533 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2534 (dwarf2out_var_location): Take during-call mark into account.
2535 (output_indirect_string): Update comment. Output if there are
2536 label and references.
2537 (prune_indirect_string): New.
2538 (prune_unused_types): Call it if debug_str_hash_forced.
2539 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2540 (dw_long_long_const): Remove.
2541 (struct dw_val_struct): Change val_long_long type to rtx.
2542 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2543 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2544 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2545 component instead of HOST_BITS_PER_LONG.
2546 (output_loc_operands): Likewise. For const8* assert
2547 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2548 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2549 rather than HOST_BITS_PER_LONG is >= 64.
2550 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2552 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2553 HOST_BITS_PER_LONG for dw_val_class_long_long.
2554 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2555 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2556 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2558 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2559 Handle DW_OP_implicit_value.
2560 (extract_int): Move prototype earlier.
2561 (mem_loc_descriptor): For SUBREG punt if inner
2562 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2563 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2564 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2565 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2566 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2567 instead of Pmode size.
2568 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2569 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2570 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2571 (concat_loc_descriptor, concatn_loc_descriptor,
2572 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2573 (add_location_or_const_value_attribute): Likewise. For single
2574 location loc_lists attempt to use add_const_value_attribute
2575 for constant decls. Add DW_AT_const_value even if
2576 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2578 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2579 (control_flow_insn_p): Likewise.
2580 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2581 (separate_decls_in_region_debug_bind): New.
2582 (separate_decls_in_region): Process debug bind stmts afterwards.
2583 * recog.c (verify_changes): Handle debug insns.
2584 (extract_insn): Likewise.
2585 (peephole2_optimize): Skip debug insns.
2586 * dse.c (scan_insn): Skip debug insns.
2587 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2589 (setup_id_for_insn): Handle debug insns.
2590 (maybe_tidy_empty_bb): Adjust whitespace.
2591 (tidy_control_flow): Skip debug insns.
2592 (sel_remove_insn): Adjust for debug insns.
2593 (sel_estimate_number_of_insns): Skip debug insns.
2594 (create_insn_rtx_from_pattern): Handle debug insns.
2595 (create_copy_of_insn_rtx): Likewise.
2596 * sel-sched-.h (sel_bb_end): Declare.
2597 (sel_bb_empty_or_nop_p): New.
2598 (get_all_loop_exits): Use it.
2599 (_eligible_successor_edge_p): Likewise.
2600 (return_nop_to_pool): Adjust.
2601 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2602 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2603 * gimple-pretty-print.c (dump_gimple_debug): New.
2604 (dump_gimple_stmt): Use it.
2605 (dump_bb_header): Skip gimple debug stmts.
2606 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2607 (fixup_match_2): Likewise.
2608 (regmove_backward_pass): Likewise. Simplify combined
2609 replacement. Handle debug insns.
2610 * function.c (instantiate_virtual_regs): Handle debug insns.
2611 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2612 * print-rtl.h: Include cselib.h.
2613 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2614 * df.h (df_inns_rescan_debug_internal): Declare.
2615 * gcse.c (alloc_hash_table): Estimate n_insns.
2616 (cprop_insn): Don't regard debug insns as changes.
2617 (bypass_conditional_jumps): Skip debug insns.
2618 (one_pre_gcse_pass): Adjust.
2619 (one_code_hoisting_pass): Likewise.
2620 (compute_ld_motion_mems): Skip debug insns.
2621 (one_cprop_pass): Adjust.
2622 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2623 (if_convertible_stmt_p): Handle debug stmts.
2624 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2625 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2626 * ira-build.c (create_bb_allocnos): Skip debug insns.
2627 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2628 (has_single_use): Likewise.
2629 (single_imm_use): Likewise.
2630 (num_imm_uses): Likewise.
2631 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2632 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2633 (create_outofssa_var_map): Likewise.
2634 * lower-subreg.c (adjust_decomposed_uses): New.
2635 (resolve_debug): New.
2636 (decompose_multiword_subregs): Use it.
2637 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2638 * emit-rtl.c: Include params.h.
2639 (cur_debug_insn_uid): Define.
2640 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2641 (copy_rtx_if_shared_1): Handle debug insns.
2642 (reset_used_flags): Likewise.
2643 (set_used_flags): LIkewise.
2644 (get_max_insn_count): New.
2645 (next_nondebug_insn): New.
2646 (prev_nondebug_insn): New.
2647 (make_debug_insn_raw): New.
2648 (emit_insn_before_noloc): Handle debug insns.
2649 (emit_jump_insn_before_noloc): Likewise.
2650 (emit_call_insn_before_noloc): Likewise.
2651 (emit_debug_insn_before_noloc): New.
2652 (emit_insn_after_noloc): Handle debug insns.
2653 (emit_jump_insn_after_noloc): Likewise.
2654 (emit_call_insn_after_noloc): Likewise.
2655 (emit_debug_insn_after_noloc): Likewise.
2656 (emit_insn_after): Take loc from earlier non-debug insn.
2657 (emit_jump_insn_after): Likewise.
2658 (emit_call_insn_after): Likewise.
2659 (emit_debug_insn_after_setloc): New.
2660 (emit_debug_insn_after): New.
2661 (emit_insn_before): Take loc from later non-debug insn.
2662 (emit_jump_insn_before): Likewise.
2663 (emit_call_insn_before): Likewise.
2664 (emit_debug_insn_before_setloc): New.
2665 (emit_debug_insn_before): New.
2666 (emit_insn): Handle debug insns.
2667 (emit_debug_insn): New.
2668 (emit_jump_insn): Handle debug insns.
2669 (emit_call_insn): Likewise.
2671 (init_emit): Take min-nondebug-insn-uid into account.
2672 Initialize cur_debug_insn_uid.
2673 (emit_copy_of_insn_after): Handle debug insns.
2674 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2675 location of single rhs in place.
2676 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2677 (floor_sdiv_adjust): New.
2678 (cell_sdiv_adjust): New.
2679 (cell_udiv_adjust): New.
2680 (round_sdiv_adjust): New.
2681 (round_udiv_adjust): New.
2682 (wrap_constant): Moved from cselib.
2683 (unwrap_constant): New.
2684 (expand_debug_expr): New.
2685 (expand_debug_locations): New.
2686 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2688 (gimple_expand_cfg): Expand debug locations.
2689 * cselib.c: Include tree-pass.h.
2690 (struct expand_value_data): New.
2691 (cselib_record_sets_hook): New.
2692 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2693 (cselib_clear_table): Move, and implemnet in terms of...
2694 (cselib_reset_table_with_next_value): ... this.
2695 (cselib_get_next_unknown_value): New.
2696 (discard_useless_locs): Don't discard preserved values.
2697 (cselib_preserve_value): New.
2698 (cselib_preserved_value_p): New.
2699 (cselib_preserve_definitely): New.
2700 (cselib_clear_preserve): New.
2701 (cselib_preserve_only_values): New.
2702 (new_cselib_val): Take rtx argument. Dump it in details.
2703 (cselib_lookup_mem): Adjust.
2704 (expand_loc): Take regs_active in struct. Adjust. Silence
2705 dumps unless details are requested.
2706 (cselib_expand_value_rtx_cb): New.
2707 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2708 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2709 without details. Copy more subregs. Try to resolve values
2710 using a callback. Wrap constants.
2711 (cselib_subst_to_values): Adjust.
2712 (cselib_log_lookup): New.
2713 (cselib_lookup): Call it.
2714 (cselib_invalidate_regno): Don't count preserved values as useless.
2715 (cselib_invalidate_mem): Likewise.
2716 (cselib_record_set): Likewise.
2717 (struct set): Renamed to cselib_set, moved to cselib.h.
2718 (cselib_record_sets): Adjust. Call hook.
2719 (cselib_process_insn): Reset table when it would be cleared.
2720 (dump_cselib_val): New.
2721 (dump_cselib_table): New.
2722 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2723 (remove_forwarder_block): Support moving debug stmts.
2724 * cselib.h (cselib_record_sets_hook): Declare.
2725 (cselib_expand_callback): New type.
2726 (cselib_expand_value_rtx_cb): Declare.
2727 (cselib_reset_table_with_next_value): Declare.
2728 (cselib_get_next_unknown_value): Declare.
2729 (cselib_preserve_value): Declare.
2730 (cselib_preserved_value_p): Declare.
2731 (cselib_preserve_only_values): Declare.
2732 (dump_cselib_table): Declare.
2733 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2734 (try_crossjump_to_edge): Likewise.
2735 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2736 dominated blocks when debug stmts are present.
2737 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2738 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2739 (set_var_live_on_entry): Likewise.
2740 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2741 * cfglayout.c (curr_location, last_location): Make static.
2742 (set_curr_insn_source_location): Don't avoid bouncing.
2743 (get_curr_insn_source_location): New.
2744 (get_curr_insn_block): New.
2745 (duplicate_insn_chain): Handle debug insns.
2746 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2748 * common.opt (fcompare-debug): Move to sort order.
2749 (fdump-unnumbered-links): Likewise.
2750 (fvar-tracking-assignments): New.
2751 (fvar-tracking-assignments-toggle): New.
2752 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2753 because of debug stmts.
2754 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2755 (eliminate_unnecessary_stmts): Walk dominated blocks before
2757 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2758 * ira.c (memref_used_between_p): Skip debug insns.
2759 (update_equiv_regs): Likewise.
2760 * sched-deps.c (sd_lists_size): Accept empty list.
2761 (sd_init_insn): Mark debug insns.
2762 (sd_finish_insn): Unmark them.
2763 (sd_add_dep): Reject non-debug deps on debug insns.
2764 (fixup_sched_groups): Give debug insns group treatment.
2766 (sched_analyze_reg): Don't mark debug insns for sched before call.
2767 (sched_analyze_2): Handle debug insns.
2768 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2770 (deps_analyze_insn): Handle debug insns.
2771 (deps_start_bb): Skip debug insns.
2772 (init_deps): Initialize last_debug_insn.
2773 * tree-ssa.c (target_for_debug_bind): New.
2774 (find_released_ssa_name): New.
2775 (propagate_var_def_into_debug_stmts): New.
2776 (propagate_defs_into_debug_stmts): New.
2777 (verify_ssa): Skip debug bind stmts without values.
2778 (warn_uninialized_vars): Skip debug stmts.
2779 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2780 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2781 (rtx_equal_p): Likewise.
2782 * ira-costs.c (scan_one_insn): Skip debug insns.
2783 (process_bb_node_for_hard_reg_moves): Likewise.
2784 * rtl.h (DEBUG_INSN_P): New.
2785 (NONDEBUG_INSN_P): New.
2786 (MAY_HAVE_DEBUG_INSNS): New.
2787 (INSN_P): Accept debug insns.
2788 (RTX_FRAME_RELATED_P): Likewise.
2789 (INSN_DELETED_P): Likewise
2790 (PAT_VAR_LOCATION_DECL): New.
2791 (PAT_VAR_LOCATION_LOC): New.
2792 (PAT_VAR_OCATION_STATUS): New.
2793 (NOTE_VAR_LOCATION_DECL): Reimplement.
2794 (NOTE_VAR_LOCATION_LOC): Likewise.
2795 (NOTE_VAR_LOCATION_STATUS): Likewise.
2796 (INSN_VAR_LOCATION): New.
2797 (INSN_VAR_LOCATION_DECL): New.
2798 (INSN_VAR_LOCATION_LOC): New.
2799 (INSN_VAR_LOCATION_STATUS): New.
2800 (gen_rtx_UNKNOWN_VAR_LOC): New.
2801 (VAR_LOC_UNKNOWN_P): New.
2802 (NOTE_DURING_CALL_P): New.
2803 (SCHED_GROUP_P): Accept debug insns.
2804 (emit_debug_insn_before): Declare.
2805 (emit_debug_insn_before_noloc): Declare.
2806 (emit_debug_insn_beore_setloc): Declare.
2807 (emit_debug_insn_after): Declare.
2808 (emit_debug_insn_after_noloc): Declare.
2809 (emit_debug_insn_after_setloc): Declare.
2810 (emit_debug_insn): Declare.
2811 (make_debug_insn_raw): Declare.
2812 (prev_nondebug_insn): Declare.
2813 (next_nondebug_insn): Declare.
2814 (delegitimize_mem_from_attrs): Declare.
2815 (get_max_insn_count): Declare.
2816 (wrap_constant): Declare.
2817 (unwrap_constant): Declare.
2818 (get_curr_insn_source_location): Declare.
2819 (get_curr_insn_block): Declare.
2820 * tree-inline.c (insert_debug_decl_map): New.
2821 (processing_debug_stmt): New.
2822 (remap_decl): Don't create new mappings in debug stmts.
2823 (remap_gimple_op_r): Don't add references in debug stmts.
2824 (copy_tree_body_r): Likewise.
2825 (remap_gimple_stmt): Handle debug bind stmts.
2826 (copy_bb): Skip debug stmts.
2827 (copy_edges_for_bb): Likewise.
2828 (copy_debug_stmt): New.
2829 (copy_debug_stmts): New.
2830 (copy_body): Copy debug stmts at the end.
2831 (insert_init_debug_bind): New.
2832 (insert_init_stmt): Take id. Skip and emit debug stmts.
2833 (setup_one_parameter): Remap variable earlier, register debug mapping.
2834 (estimate_num_insns): Skip debug stmts.
2835 (expand_call_inline): Preserve debug_map.
2836 (optimize_inline_calls): Check for no debug_stmts left-overs.
2837 (unsave_expr_now): Preserve debug_map.
2838 (copy_gimple_seq_and_replace_locals): Likewise.
2839 (tree_function_versioning): Check for no debug_stmts left-overs.
2840 Init and destroy debug_map as needed. Split edges unconditionally.
2841 (build_duplicate_type): Init and destroy debug_map as needed.
2842 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2843 (struct copy_body_data): Add debug_stmts and debug_map.
2844 * sched-int.h (struct ready_list): Add n_debug.
2845 (struct deps): Add last_debug_insn.
2846 (DEBUG_INSN_SCHED_P): New.
2847 (BOUNDARY_DEBUG_INSN_P): New.
2848 (SCHEDULE_DEBUG_INSN_P): New.
2849 (sd_iterator_cond): Accept empty list.
2850 * combine.c (create_log_links): Skip debug insns.
2851 (combine_instructions): Likewise.
2852 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2853 return value is always unshared.
2854 (struct rtx_subst_pair): New.
2855 (auto_adjust_pair): New.
2856 (propagate_for_debug_subst): New.
2857 (propagate_for_debug): New.
2858 (try_combine): Skip debug insns. Propagate removed defs into
2860 (next_nonnote_nondebug_insn): New.
2861 (distribute_notes): Use it. Skip debug insns.
2862 (distribute_links): Skip debug insns.
2863 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2864 * resource.c (mark_target_live_regs): Likewise.
2865 * var-tracking.c: Include cselib.h and target.h.
2866 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2868 (micro_operation_type_name): New.
2869 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2870 (struct micro_operation_def): Update comments.
2871 (decl_or_value): New type. Use instead of decls.
2872 (struct emit_note_data_def): Add vars.
2873 (struct attrs_def): Use decl_or_value.
2874 (struct variable_tracking_info_def): Add permp, flooded.
2875 (struct location_chain_def): Update comment.
2876 (struct variable_part_def): Use decl_or_value.
2877 (struct variable_def): Make var_part a variable length array.
2879 (scratch_regs): New.
2880 (cselib_hook_called): New.
2881 (dv_is_decl_p): New.
2882 (dv_is_value_p): New.
2885 (dv_as_opaque): New.
2886 (dv_onepart_p): New.
2888 (IS_DECL_CODE): New.
2889 (check_value_is_not_decl): New.
2890 (dv_from_decl): New.
2891 (dv_from_value): New.
2892 (dv_htab_hash): New.
2893 (variable_htab_hash): Use it.
2894 (variable_htab_eq): Support values.
2895 (variable_htab_free): Free from the right pool.
2896 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2897 (attrs_list_union): Adjust.
2898 (attrs_list_mpdv_union): New.
2899 (tie_break_pointers): New.
2900 (canon_value_cmp): New.
2901 (unshare_variable): Return possibly-modified slot.
2902 (vars_copy_1): Adjust.
2903 (var_reg_decl_set): Adjust. Split out of...
2904 (var_reg_set): ... this.
2905 (get_init_value): Adjust.
2906 (var_reg_delete_and_set): Adjust.
2907 (var_reg_delete): Adjust.
2908 (var_regno_delete): Adjust.
2909 (var_mem_decl_set): Split out of...
2910 (var_mem_set): ... this.
2911 (var_mem_delete_and_set): Adjust.
2912 (var_mem_delete): Adjust.
2916 (variable_union): Adjust. Speed up merge of 1-part vars.
2917 (variable_canonicalize): Use unshared slot.
2918 (VALUED_RECURSED_INTO): New.
2919 (find_loc_in_1pdv): New.
2920 (struct dfset_merge): New.
2921 (insert_into_intersection): New.
2922 (intersect_loc_chains): New.
2924 (canonicalize_loc_order_check): New.
2925 (canonicalize_values_mark): New.
2926 (canonicalize_values_star): New.
2927 (variable_merge_over_cur): New.
2928 (variable_merge_over_src): New.
2929 (dataflow_set_merge): New.
2930 (dataflow_set_equiv_regs): New.
2931 (remove_duplicate_values): New.
2932 (struct dfset_post_merge): New.
2933 (variable_post_merge_new_vals): New.
2934 (variable_post_merge_perm_vals): New.
2935 (dataflow_post_merge_adjust): New.
2936 (find_mem_expr_in_1pdv): New.
2937 (dataflow_set_preserve_mem_locs): New.
2938 (dataflow_set_remove_mem_locs): New.
2939 (dataflow_set_clear_at_call): New.
2940 (onepart_variable_different_p): New.
2941 (variable_different_p): Use it.
2942 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2943 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2945 (track_loc_p): Pass it true.
2946 (struct count_use_info): New.
2947 (find_use_val): New.
2948 (replace_expr_with_values): New.
2950 (use_type): New, partially split out of...
2951 (count_uses): ... this. Count new micro-ops.
2952 (count_uses_1): Adjust.
2953 (count_stores): Adjust.
2954 (count_with_sets): New.
2955 (VAL_NEEDS_RESOLUTION): New.
2956 (VAL_HOLDS_TRACK_EXPR): New.
2957 (VAL_EXPR_IS_COPIED): New.
2958 (VAL_EXPR_IS_CLOBBERED): New.
2959 (add_uses): Adjust. Generate new micro-ops.
2960 (add_uses_1): Adjust.
2961 (add_stores): Generate new micro-ops.
2962 (add_with_sets): New.
2963 (find_src_status): Adjust.
2964 (find_src_set_src): Adjust.
2965 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2966 Handle new micro-ops. Canonicalize value equivalances.
2967 (vt_find_locations): Compute total size of hash tables for
2968 dumping. Perform merge for var-tracking-assignments. Don't
2969 disregard single-block loops.
2970 (dump_attrs_list): Handle decl_or_value.
2971 (dump_variable): Take variable. Deal with decl_or_value.
2972 (dump_variable_slot): New.
2973 (dump_vars): Use it.
2974 (dump_dataflow_sets): Adjust.
2975 (set_slot_part): New, extended to support one-part variables
2976 after splitting out of...
2977 (set_variable_part): ... this.
2978 (clobber_slot_part): New, split out of...
2979 (clobber_variable_part): ... this.
2980 (delete_slot_part): New, split out of...
2981 (delete_variable_part): .... this.
2982 (check_wrap_constant): New.
2983 (vt_expand_loc_callback): New.
2984 (vt_expand_loc): New.
2985 (emit_note_insn_var_location): Adjust. Handle values. Handle
2986 EMIT_NOTE_AFTER_CALL_INSN.
2987 (emit_notes_for_differences_1): Adjust. Handle values.
2988 (emit_notes_for_differences_2): Likewise.
2989 (emit_notes_for_differences): Adjust.
2990 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2991 Adjust. Handle new micro-ops.
2992 (vt_add_function_parameters): Adjust. Create and bind values.
2993 (vt_initialize): Adjust. Initialize scratch_regs and
2994 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2995 operations. Move some code to count_with_sets and add_with_sets.
2996 (delete_debug_insns): New.
2997 (vt_debug_insns_local): New.
2998 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3000 (var_tracking_main): If var-tracking-assignments is enabled
3001 but var-tracking isn't, delete debug insns and leave. Likewise
3002 if we exceed limits or fail the stack adjustments tests, and
3003 after all var-tracking processing.
3004 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3005 (dataflow_set): Add traversed_vars.
3006 (value_chain, const_value_chain): New typedefs.
3007 (value_chain_pool, value_chains): New variables.
3008 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3009 add_value_chains, add_cselib_value_chains, remove_value_chain,
3010 remove_value_chains, remove_cselib_value_chains): New functions.
3011 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3012 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3014 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3015 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3016 (dst_can_be_shared): New variable.
3017 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3018 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3019 different from set->vars, look up slot again instead of using the
3021 (dataflow_set_init): Initialize traversed_vars.
3022 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3023 lookup if set->vars is shared. Don't keep slot cleared before
3024 calling unshare_variable. Unshare set->vars if needed. Adjust
3025 unshare_variable callers. Clear dst_can_be_shared if needed.
3026 Even ->refcount == 1 vars must be unshared if set->vars is shared
3027 and var needs to be modified.
3028 (dataflow_set_union): Set traversed_vars during canonicalization.
3029 (VALUE_CHANGED, DECL_CHANGED): Define.
3030 (set_dv_changed, dv_changed_p): New static inlines.
3031 (track_expr_p): Clear DECL_CHANGED.
3032 (dump_dataflow_sets): Set it.
3033 (variable_was_changed): Call set_dv_changed.
3034 (emit_note_insn_var_location): Likewise.
3035 (changed_variables_stack): New variable.
3036 (check_changed_vars_1, check_changed_vars_2): New functions.
3037 (emit_notes_for_changes): Do nothing if changed_variables is
3038 empty. Traverse changed_variables with check_changed_vars_1,
3039 call check_changed_vars_2 on each changed_variables_stack entry.
3040 (emit_notes_in_bb): Add SET argument. Just clear it at the
3041 beginning, use it instead of local &set, don't destroy it at the end.
3042 (vt_emit_notes): Call dataflow_set_clear early on all
3043 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3044 computed set, dataflow_set_clear also VTI(bb)->in when we are
3045 done with the basic block. Initialize changed_variables_stack,
3046 free it afterwards. If ENABLE_CHECKING verify that after noting
3047 differences to an empty set value_chains hash table is empty.
3048 (vt_initialize): Initialize value_chains and value_chain_pool.
3049 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3050 (variable_tracking_main): Call dump_dataflow_sets before calling
3051 vt_emit_notes, not after it.
3052 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3053 (propagate_var_def_into_debug_stmts): Declare.
3054 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3055 (df_set_note): Reject debug insns.
3056 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3057 add notes to debug insns.
3058 (df_note_bb_compute): Adjust. Likewise.
3059 (df_simulate_uses): Skip debug insns.
3060 (df_simulate_initialize_backwards): Likewise.
3061 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3062 (subst_stack_regs_pat): Reject debug insns.
3063 (convert_regs_1): Handle debug insns.
3064 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3065 (print-rtl.o): Depend on cselib.h.
3066 (cselib.o): Depend on TREE_PASS_H.
3067 (var-tracking.o): Depend on cselib.h and TARGET_H.
3068 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3069 (init_ready_list): Skip boundary debug insns.
3070 (add_branch_dependences): Skip debug insns.
3071 (free_block_dependencies): Check for blocks with only debug insns.
3072 (compute_priorities): Likewise.
3073 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3074 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3076 (gimple_build_debug_bind_stat): New.
3077 (empty_body_p): Skip debug stmts.
3078 (gimple_has_side_effects): Likewise.
3079 (gimple_rhs_has_side_effects): Likewise.
3080 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3081 (gimple_build_debug_bind_stat): Declare.
3082 (gimple_build_debug_bind): Define.
3083 (is_gimple_debug): New.
3084 (gimple_debug_bind_p): New.
3085 (gimple_debug_bind_get_var): New.
3086 (gimple_debug_bind_get_value): New.
3087 (gimple_debug_bind_get_value_ptr): New.
3088 (gimple_debug_bind_set_var): New.
3089 (gimple_debug_bind_set_value): New.
3090 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3091 (gimple_debug_bind_reset_value): New.
3092 (gimple_debug_bind_has_value_p): New.
3093 (gsi_next_nondebug): New.
3094 (gsi_prev_nondebug): New.
3095 (gsi_start_nondebug_bb): New.
3096 (gsi_last_nondebug_bb): New.
3097 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3098 (print_insn): Handle DEBUG_INSN.
3099 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3100 of first insn prevail.
3101 (first_stmt): Skip debug stmts.
3102 (first_non_label_stmt): Likewise.
3103 (last_stmt): Likewise.
3104 (has_zero_uses_1): New.
3105 (single_imm_use_1): New.
3106 (verify_gimple_debug): New.
3107 (verify_types_in_gimple_stmt): Handle debug stmts.
3108 (verify_stmt): Likewise.
3109 (debug_loop_num): Skip debug stmts.
3110 (remove_edge_and_dominated_blocks): Remove dominators last.
3111 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3112 (linearize_expr): Likewise.
3113 * config/i386/i386.c (ix86_delegitimize_address): Call
3114 default implementation.
3115 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3116 (group_barrier_needed): Skip debug insns.
3117 (emit_insn_group_barriers): Likewise.
3118 (emit_all_insn_group_barriers): Likewise.
3119 (ia64_variable_issue): Handle debug insns.
3120 (ia64_dfa_new_cycle): Likewise.
3121 (final_emit_insn_group_barriers): Skip debug insns.
3122 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3123 def cfa without frame.
3124 (process_set): Likewise.
3125 (process_for_unwind_directive): Pass frame on.
3126 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3127 (rs6000_delegitimize_address): New.
3128 (rs6000_debug_adjust_cost): Handle debug insns.
3129 (is_microcoded_insn): Likewise.
3130 (is_cracked_insn): Likewise.
3131 (is_nonpipeline_insn): Likewise.
3132 (insn_must_be_first_in_group): Likewise.
3133 (insn_must_be_last_in_group): Likewise.
3134 (force_new_group): Likewise.
3135 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3136 contains only debug insns.
3137 (rtl_merge_blocks): Skip debug insns.
3138 (purge_dead_edges): Likewise.
3139 (rtl_block_ends_with_call_p): Skip debug insns.
3140 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3141 (mark_reg_dependencies): Skip debug insns.
3142 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3143 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3144 * tree-ssa-threadedge.c
3145 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3146 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3147 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3148 (copyprop_hardreg_forward_1): Handle debug insns.
3149 * reload1.c (reload): Skip debug insns. Replace unassigned
3150 pseudos in debug insns with their equivalences.
3151 (eliminate_regs_in_insn): Skip debug insns.
3152 (emit_input_reload_insns): Skip debug insns at first, adjust
3154 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3155 (get_indirect_ref_operands): Pass opf_no_vops on.
3156 (get_expr_operands): Likewise. Skip debug stmts.
3157 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3159 2009-09-01 Richard Henderson <rth@redhat.com>
3161 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3162 stmt_ends_pp_p statements at least once.
3163 * tree-vrp.c (vrp_initialize): Likewise.
3164 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3166 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3169 Fix AIX bootstrap after PR debug/30161
3170 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3171 that is a GNU extension.
3172 (tmpl_value_parm_die_table): Move the definition of this global
3173 outside #ifdef DWARF2_DEBUGGING_INFO region.
3175 2009-09-01 Richard Guenther <rguenther@suse.de>
3177 * tree.c (tree_expr_size): New function.
3178 * tree.h (tree_expr_size): Declare.
3179 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3180 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3181 * langhooks.c (lhd_expr_size): Remove.
3182 * langhooks.h (struct lang_hooks): Remove expr_size.
3183 * explow.c (expr_size): Use tree_expr_size.
3184 (int_expr_size): Likewise.
3185 * langhooks-def.h (lhd_expr_size): Remove.
3186 (LANG_HOOKS_EXPR_SIZE): Likewise.
3187 (LANG_HOOKS_INITIALIZER): Adjust.
3189 2009-09-01 Richard Guenther <rguenther@suse.de>
3191 * tree-flow.h (mark_addressable): Move declaration ...
3192 * tree.h (mark_addressable): ... here.
3193 * stmt.c (expand_asm_operands): Use mark_addressable, not
3194 lang_hooks.mark_addressable.
3195 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3196 LANG_HOOKS_MARK_ADDRESSABLE.
3197 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3198 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3200 2009-08-31 Chris Demetriou <cgd@google.com>
3202 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3203 vectorize if not TARGET_SSE2.
3205 2009-08-31 DJ Delorie <dj@redhat.com>
3207 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3208 registers if no coprocessor is enabled.
3210 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3213 * cgraph.h (cgraph_get_node): Declare ...
3214 * cgraph.c (cgraph_get_node): ... new function.
3215 * dwarf2out.c (gen_generic_params_dies,
3216 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3217 make_ith_pack_parameter_name,
3218 append_entry_to_tmpl_value_parm_die_table,
3219 gen_remaining_tmpl_value_param_die_attribute): New functions.
3220 (gen_subprogram_die): Generate debug info for template parameters
3221 if debug info level is higher than DINFO_LEVEL_TERSE.
3222 Use tree_add_const_value_attribute_for_decl instead of
3223 tree_add_const_value_attribute.
3224 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3225 instead of tree_add_const_value_attribute.
3226 (gen_struct_or_union_type_die): Generate debug
3227 info for template parameters if debug info level is higher than
3229 (tree_add_const_value_attribute): Handle integral and pointer
3230 constants. Update comment.
3231 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3232 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3233 (reference_to_unused): Fix thinko. Remove redundant predicates from
3235 (tree_add_const_value_attribute): Make this work for constant
3237 tree_add_const_value_attribute_for_decl is to be used for variable
3239 (add_location_or_const_value_attribute): Use
3240 tree_add_const_value_attribute_for_decl now.
3241 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3242 DW_TAG_template_value_param DIEs after function DIEs have been
3244 * langhooks.h (lang_hooks_for_types): Add
3245 get_argument_pack_elems.
3246 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3247 (lang_hooks): Added get_innermost_generic_parms,
3248 get_innermost_generic_args.
3249 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3250 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3251 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3252 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3254 2009-08-31 DJ Delorie <dj@redhat.com>
3256 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3257 it once we start generating the prologue or epilogue.
3258 (mep_call_saves_register): If the frame is locked, re-use
3260 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3261 (mep_expand_prologue): Call it.
3262 (mep_expand_epilogue): Likewise.
3263 (mep_start_function): Use the same logic as mep_expand_prologue.
3264 (mep_pass_by_reference): Make logic more readable.
3265 (mep_return_in_memory): Zero-sized objects are passed in memory.
3266 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3268 2009-08-31 Richard Guenther <rguenther@suse.de>
3270 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3271 to query if the memory regions for memmove overlap.
3272 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3273 asserts on pointers, instead deal with odd trees.
3274 (ptr_derefs_may_alias_p): Likewise.
3275 (refs_may_alias_p_1): Constructor bases also never alias.
3277 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3279 * doc/install.texi (Final install): Adjust reference on where to
3280 order printed manuals.
3282 2009-08-30 Olivier Hainque <hainque@adacore.com>
3284 * dwarf2out.c (switch_to_frame_table_section): Move
3285 definition prior to first use.
3287 2009-08-30 Richard Guenther <rguenther@suse.de>
3289 PR tree-optimization/41186
3290 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3291 (ao_ref_init_from_ptr_and_size): New function.
3292 (ref_maybe_used_by_call_p_1): Be more precise tracking
3293 used ranges for builtin functions.
3294 (ref_maybe_used_by_call_p): Adjust.
3295 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3296 ranges for builtin functions.
3297 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3299 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3302 * fwprop.c (get_reg_use_in): Delete.
3303 (free_load_extend): New function.
3304 (forward_propagate_subreg): Use it.
3306 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3308 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3310 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3313 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3316 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3318 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3319 fini or fini_array section.
3321 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3323 * graphite-dependences.c (graphite_legal_transform_bb): Call
3324 pbb_remove_duplicate_pdrs.
3325 * graphite-poly.c (can_collapse_pdr): Removed.
3326 (pdr_find_duplicate): Removed.
3327 (can_collapse_pdrs): New.
3328 (pbb_remove_duplicate_pdrs): New.
3329 (new_poly_dr): Do not look for duplicates.
3330 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3331 (PBB_PDR_DUPLICATES_REMOVED): New.
3332 (pbb_remove_duplicate_pdrs): Declared.
3334 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3336 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3337 the strides by multiplying by PDR_NB_REFS.
3338 * graphite-poly.c (can_collapse_pdr): New.
3339 (pdr_find_duplicate): New.
3340 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3341 Initialize PDR_NB_REFS.
3342 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3344 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3346 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3349 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3352 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3354 * graphite-dependences.c (pddr_original_scattering): Return NULL
3355 for read-read dependence relations.
3356 * graphite-poly.h (enum poly_dr_type): Fix comment.
3359 (pdr_may_write_p): New.
3361 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3363 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3364 (struct poly_dr): Same.
3365 (new_poly_dr): Same.
3366 * graphite-poly.c (new_poly_dr): Same.
3367 * graphite-dependences.c (dot_deps): Disable call to system.
3369 2009-08-28 Cary Coutant <ccoutant@google.com>
3372 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3373 struct/union/enum types local to a function.
3375 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3376 Sebastian Pop <sebastian.pop@amd.com>
3378 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3379 pbb_strip_mine_time_depth. Changed the implementation so that
3380 transformation is expressed as a transformation on
3381 time (scatttering) dimensions. Also, ensures that the 2d+1
3382 scheduling format is preserved.
3383 (pbb_strip_mine_profitable_p): Profitability is based on the
3384 iteration number of a given time (scattering) dimension,
3385 and not on a original loop depth dimension.
3386 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3387 (pbb_do_strip_mine): Call psct_dynamic_dim.
3388 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3389 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3390 (pbb_nb_dynamic_scattering_transform): New.
3391 (psct_dynamic_dim): New.
3393 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3395 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3396 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3397 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3398 * graphite-interchange.c (build_linearized_memory_access): Same.
3399 (memory_stride_in_loop): Same.
3401 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3403 * graphite-dependences.c (pddr_original_scattering): New.
3404 (graphite_legal_transform_dr): Call pddr_original_scattering.
3407 * graphite-dependences.h (dot_deps): Declared.
3408 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3409 (print_pdr): Print PDR_ID.
3410 * graphite-poly.h (struct poly_dr): Add field id.
3413 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3415 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3417 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3418 not delete the original dependence relation.
3420 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3422 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3423 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3424 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3425 (free_poly_ddr): New.
3426 (pddr_is_empty): New.
3427 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3428 (dependence_polyhedron): Same. Remove useless gcc_assert.
3430 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3431 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3432 * graphite-dependences.h (enum poly_dependence_kind): New.
3433 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3434 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3435 (PDRP_SINK): Renamed PDDR_SINK.
3436 (PDRP_DDP): Renamed PDDR_DDP.
3438 (free_poly_ddr): Declared.
3439 * graphite-poly.c (new_scop): Use the new hash function names.
3440 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3441 into original_pddrs.
3442 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3444 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3446 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3447 bounds with LT_EXPR to make niter analysis more precise on code
3448 generated by Graphite.
3450 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3452 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3453 (graphite_legal_transform_bb): Same.
3454 (poly_drs_may_alias_p): Same.
3456 2009-08-28 Richard Guenther <rguenther@suse.de>
3458 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3460 2009-08-28 Jan Beulich <jbeulich@novell.com>
3462 * config/i386/netware.c: Include langhooks.h.
3463 (i386_nlm_encode_section_info): Simplify.
3464 (netware_override_options): Delete.
3465 * config/i386/netware.h (netware_override_options): Delete
3467 (OVERRIDE_OPTIONS): Delete definition.
3468 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3469 (ASM_COMMENT_START): Define.
3470 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3472 2009-08-28 Jan Beulich <jbeulich@novell.com>
3474 * configure.ac: For in-tree ld, do a plain version check to
3475 determine whether comdat groups are supported.
3476 * configure: Regenerate.
3478 2009-08-28 Olivier Hainque <hainque@adacore.com>
3480 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3481 always defined. Reflect definition or absence of such for
3482 COLLECT_EXPORT_LIST. Readability helper.
3483 (scanfilter): New enum, to help control what symbols
3484 are to be considered or ignored by scan_prog_file.
3485 (enum pass): Rename as "scanpass", moved together with scanfilter
3486 prior to scan_prog_file's prototype.
3487 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3488 Group prototype with the scanpass/scanfilter definitions, factorize
3489 head comments for the several implementations at the prototype.
3490 (main): Reorganize the first pass link control to let AIX
3491 drag only the needed frame tables in executables. Prevent
3492 frame tables collection during the scan aimed at static ctors.
3493 Pre-link and scan for frame tables later to compensate.
3494 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3495 A C statement to issue assembly directives that create a reference
3496 to the given DWARF table identifier label from the current function
3498 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3499 to differentiate first time section entry. Only emit a .data
3500 tables start identifier label the first time around.
3501 (switch_to_frame_table_section): New function. Helper for
3502 output_call_frame_info to switch possibly BACK into the eh_frame
3503 or the debug_frame section depending on FOR_EH.
3504 (output_call_frame_info): Use helper to first enter the proper
3506 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3507 emit a link to the frame table start label from each function
3509 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3510 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3511 * config/rs6000/rs6000-protos.h: Declare it.
3512 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3514 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3516 * config/sh/sh.c (split_branches): Check the result of
3519 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3521 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3522 using -pthread -fopenmp
3524 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3526 * doc/service.texi (service directory): Update URL.
3528 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3530 PR rtl-optimization/40861
3531 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3532 extract word from a multi-word subreg for negative byte positions.
3534 2009-08-27 Tristan Gingold <gingold@adacore.com>
3535 Douglas B Rupp <rupp@gnat.com>
3537 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3538 (SECTION_VMS_OVERLAY): Define.
3539 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3541 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3543 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3544 common_object declarations.
3545 (ia64_section_type_flags): Set section flag for common_object.
3546 * config/ia64/ia64-protos.h
3547 (ia64_vms_output_aligned_decl_common): Declare.
3548 (ia64_vms_elf_asm_named_section): Declare.
3550 2009-08-27 Michael Matz <matz@suse.de>
3552 * expr.c (expand_expr_real_2): New function taking exploded
3553 unary or binary expression, split out from ...
3554 (expand_expr_real_1): ... here. Move over all unary/binary
3555 switch parts to above function, in particular these codes:
3556 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3557 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3558 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3559 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3560 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3561 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3562 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3563 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3564 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3565 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3566 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3567 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3568 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3569 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3570 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3571 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3572 VEC_PACK_FIX_TRUNC_EXPR.
3573 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3576 2009-08-27 Richard Guenther <rguenther@suse.de>
3578 * gengtype.c (main): Handle uint64_t.
3579 * ipa-utils.c (get_base_var): Indent properly.
3580 * tree-ssa-live.c (debug_scope_block): New function.
3581 * tree-flow.h (debug_scope_block): Declare.
3582 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3583 * basic-block.h (enum profile_status): Rename to
3584 enum profile_status_d.
3585 (x_profile_status): Adjust type.
3587 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3590 * dwarf2out.c (get_context_die): Declare this static function.
3591 (gen_type_die_with_usage): Make sure a DIE is a generated for
3592 the context of a typedef.
3594 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3596 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3599 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3601 * config/mips/mips-protos.h (mips_output_sync): Declare.
3602 (mips_sync_loop_insns): Likewise.
3603 (mips_output_sync_loop): Replace first two parameters with an rtx.
3604 * config/mips/mips.c (mips_multi_member): New structure.
3605 (mips_multi_members): New variable.
3606 (mips_multi_start): New function.
3607 (mips_multi_add): Likewise.
3608 (mips_multi_add_insn): Likewise.
3609 (mips_multi_add_label): Likewise.
3610 (mips_multi_last_index): Likewise.
3611 (mips_multi_copy_insn): Likewise.
3612 (mips_multi_set_operand): Likewise.
3613 (mips_multi_write): Likewise.
3614 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3615 (mips_init_print_operand_punct): Update accordingly.
3616 (mips_start_ll_sc_sync_block): New function.
3617 (mips_end_ll_sc_sync_block): Likewise.
3618 (mips_output_sync): Likewise.
3619 (mips_sync_insn1_template): Likewise.
3620 (mips_sync_insn2_template): Likewise.
3621 (mips_get_sync_operand): Likewise.
3622 (mips_process_sync_loop): Likewise.
3623 (mips_output_sync_loop): Use mips_process_sync_loop.
3624 (mips_sync_loop_insns): New function.
3625 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3626 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3627 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3628 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3629 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3630 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3631 (MIPS_SYNC_OLD_OP_12): Likewise.
3632 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3633 (MIPS_SYNC_NEW_OP_12): Likewise.
3634 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3635 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3636 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3637 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3638 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3639 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3640 * config/mips/mips.md (sync_mem): New attribute.
3641 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3642 (sync_exclusive_mask, sync_required_oldval): Likewise.
3643 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3644 (sync_release_barrier): Likewise.
3645 (length): Handle sync loops.
3646 (sync): Use mips_output_sync.
3647 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3648 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3649 and use mips_output_sync_loop.
3650 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3651 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3652 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3653 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3654 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3655 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3656 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3657 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3658 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3660 2009-08-26 Richard Guenther <rguenther@suse.de>
3663 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3664 the types to not match.
3665 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3667 * tree-ssa.c (useless_type_conversion_p): Conversions to
3668 pointers to unprototyped functions are useless.
3670 2009-08-26 Richard Guenther <rguenther@suse.de>
3672 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3673 whole-program condition, prepare to be called for non-globals.
3674 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3675 params build a representative with known type and track its fields.
3677 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3679 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3680 clearing by a taken branch.
3681 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3682 effectively after bbro pass.
3683 (sync_nand<mode>): Ditto.
3684 (sync_old_<fetchop_name><mode>): Ditto.
3685 (sync_old_nand<mode>): Ditto.
3686 (sync_new_<fetchop_name><mode>): Dito.
3687 (sync_new_nand<mode>): Ditto.
3688 (sync_compare_and_swap<mode>_1): Ditto.
3689 (*sync_compare_and_swap<mode>): Ditto.
3690 (sync_lock_test_and_set<mode>_1): Ditto.
3691 ("sync_lock_test_and_set<mode>): Ditto.
3693 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3695 * hwint.h (HOST_LONG_FORMAT): New macro
3696 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3697 Use HOST_PTR_PRINTF.
3698 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3699 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3700 (HOST_PTR_PRINTF): Document.
3702 2009-08-25 Jan Hubicka <jh@suse.cz>
3704 * config/i386/bmmintrin.h: Replace by #error.
3707 Michael Meissner <michael.meissner@amd.com>
3708 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3709 Tony Linthicum <tony.linthicum@amd.com>
3711 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3712 (TARGET_ROUND): New macro for the round/ptest instructions which
3713 are shared between SSE4.1 and SSE5.
3714 (OPTION_MASK_ISA_ROUND): Ditto.
3715 (OPTION_ISA_ROUND): Ditto.
3716 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3717 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3719 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3720 (-mfused-madd): New switch to give users control over whether the
3721 compiler optimizes to use the multiply/add SSE5 instructions.
3723 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3724 (ix86_handle_option): Turn off 3dnow if -msse5.
3725 (override_options): Add SSE5 support.
3726 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3728 (ix86_expand_sse_movcc): Add SSE5 support.
3729 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3730 vector type to the next largest size.
3731 (ix86_expand_sse5_pack): New function to use pperm to pack a
3732 vector type to the next smallest size.
3733 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3734 (IX86_BUILTIN_FMADDSD): Ditto.
3735 (IX86_BUILTIN_FMADDPS): Ditto.
3736 (IX86_BUILTIN_FMADDPD): Ditto.
3737 (IX86_BUILTIN_FMSUBSS): Ditto.
3738 (IX86_BUILTIN_FMSUBSD): Ditto.
3739 (IX86_BUILTIN_FMSUBPS): Ditto.
3740 (IX86_BUILTIN_FMSUBPD): Ditto.
3741 (IX86_BUILTIN_FNMADDSS): Ditto.
3742 (IX86_BUILTIN_FNMADDSD): Ditto.
3743 (IX86_BUILTIN_FNMADDPS): Ditto.
3744 (IX86_BUILTIN_FNMADDPD): Ditto.
3745 (IX86_BUILTIN_FNMSUBSS): Ditto.
3746 (IX86_BUILTIN_FNMSUBSD): Ditto.
3747 (IX86_BUILTIN_FNMSUBPS): Ditto.
3748 (IX86_BUILTIN_FNMSUBPD): Ditto.
3749 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3750 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3751 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3752 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3753 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3754 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3755 (IX86_BUILTIN_PPERM): Ditto.
3756 (IX86_BUILTIN_PERMPS): Ditto.
3757 (IX86_BUILTIN_PERMPD): Ditto.
3758 (IX86_BUILTIN_PMACSSWW): Ditto.
3759 (IX86_BUILTIN_PMACSWW): Ditto.
3760 (IX86_BUILTIN_PMACSSWD): Ditto.
3761 (IX86_BUILTIN_PMACSWD): Ditto.
3762 (IX86_BUILTIN_PMACSSDD): Ditto.
3763 (IX86_BUILTIN_PMACSDD): Ditto.
3764 (IX86_BUILTIN_PMACSSDQL): Ditto.
3765 (IX86_BUILTIN_PMACSSDQH): Ditto.
3766 (IX86_BUILTIN_PMACSDQL): Ditto.
3767 (IX86_BUILTIN_PMACSDQH): Ditto.
3768 (IX86_BUILTIN_PMADCSSWD): Ditto.
3769 (IX86_BUILTIN_PMADCSWD): Ditto.
3770 (IX86_BUILTIN_PHADDBW): Ditto.
3771 (IX86_BUILTIN_PHADDBD): Ditto.
3772 (IX86_BUILTIN_PHADDBQ): Ditto.
3773 (IX86_BUILTIN_PHADDWD): Ditto.
3774 (IX86_BUILTIN_PHADDWQ): Ditto.
3775 (IX86_BUILTIN_PHADDDQ): Ditto.
3776 (IX86_BUILTIN_PHADDUBW): Ditto.
3777 (IX86_BUILTIN_PHADDUBD): Ditto.
3778 (IX86_BUILTIN_PHADDUBQ): Ditto.
3779 (IX86_BUILTIN_PHADDUWD): Ditto.
3780 (IX86_BUILTIN_PHADDUWQ): Ditto.
3781 (IX86_BUILTIN_PHADDUDQ): Ditto.
3782 (IX86_BUILTIN_PHSUBBW): Ditto.
3783 (IX86_BUILTIN_PHSUBWD): Ditto.
3784 (IX86_BUILTIN_PHSUBDQ): Ditto.
3785 (IX86_BUILTIN_PROTB): Ditto.
3786 (IX86_BUILTIN_PROTW): Ditto.
3787 (IX86_BUILTIN_PROTD): Ditto.
3788 (IX86_BUILTIN_PROTQ): Ditto.
3789 (IX86_BUILTIN_PROTB_IMM): Ditto.
3790 (IX86_BUILTIN_PROTW_IMM): Ditto.
3791 (IX86_BUILTIN_PROTD_IMM): Ditto.
3792 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3793 (IX86_BUILTIN_PSHLB): Ditto.
3794 (IX86_BUILTIN_PSHLW): Ditto.
3795 (IX86_BUILTIN_PSHLD): Ditto.
3796 (IX86_BUILTIN_PSHLQ): Ditto.
3797 (IX86_BUILTIN_PSHAB): Ditto.
3798 (IX86_BUILTIN_PSHAW): Ditto.
3799 (IX86_BUILTIN_PSHAD): Ditto.
3800 (IX86_BUILTIN_PSHAQ): Ditto.
3801 (IX86_BUILTIN_FRCZSS): Ditto.
3802 (IX86_BUILTIN_FRCZSD): Ditto.
3803 (IX86_BUILTIN_FRCZPS): Ditto.
3804 (IX86_BUILTIN_FRCZPD): Ditto.
3805 (IX86_BUILTIN_CVTPH2PS): Ditto.
3806 (IX86_BUILTIN_CVTPS2PH): Ditto.
3807 (IX86_BUILTIN_COMEQSS): Ditto.
3808 (IX86_BUILTIN_COMNESS): Ditto.
3809 (IX86_BUILTIN_COMLTSS): Ditto.
3810 (IX86_BUILTIN_COMLESS): Ditto.
3811 (IX86_BUILTIN_COMGTSS): Ditto.
3812 (IX86_BUILTIN_COMGESS): Ditto.
3813 (IX86_BUILTIN_COMUEQSS): Ditto.
3814 (IX86_BUILTIN_COMUNESS): Ditto.
3815 (IX86_BUILTIN_COMULTSS): Ditto.
3816 (IX86_BUILTIN_COMULESS): Ditto.
3817 (IX86_BUILTIN_COMUGTSS): Ditto.
3818 (IX86_BUILTIN_COMUGESS): Ditto.
3819 (IX86_BUILTIN_COMORDSS): Ditto.
3820 (IX86_BUILTIN_COMUNORDSS): Ditto.
3821 (IX86_BUILTIN_COMFALSESS): Ditto.
3822 (IX86_BUILTIN_COMTRUESS): Ditto.
3823 (IX86_BUILTIN_COMEQSD): Ditto.
3824 (IX86_BUILTIN_COMNESD): Ditto.
3825 (IX86_BUILTIN_COMLTSD): Ditto.
3826 (IX86_BUILTIN_COMLESD): Ditto.
3827 (IX86_BUILTIN_COMGTSD): Ditto.
3828 (IX86_BUILTIN_COMGESD): Ditto.
3829 (IX86_BUILTIN_COMUEQSD): Ditto.
3830 (IX86_BUILTIN_COMUNESD): Ditto.
3831 (IX86_BUILTIN_COMULTSD): Ditto.
3832 (IX86_BUILTIN_COMULESD): Ditto.
3833 (IX86_BUILTIN_COMUGTSD): Ditto.
3834 (IX86_BUILTIN_COMUGESD): Ditto.
3835 (IX86_BUILTIN_COMORDSD): Ditto.
3836 (IX86_BUILTIN_COMUNORDSD): Ditto.
3837 (IX86_BUILTIN_COMFALSESD): Ditto.
3838 (IX86_BUILTIN_COMTRUESD): Ditto.
3839 (IX86_BUILTIN_COMEQPS): Ditto.
3840 (IX86_BUILTIN_COMNEPS): Ditto.
3841 (IX86_BUILTIN_COMLTPS): Ditto.
3842 (IX86_BUILTIN_COMLEPS): Ditto.
3843 (IX86_BUILTIN_COMGTPS): Ditto.
3844 (IX86_BUILTIN_COMGEPS): Ditto.
3845 (IX86_BUILTIN_COMUEQPS): Ditto.
3846 (IX86_BUILTIN_COMUNEPS): Ditto.
3847 (IX86_BUILTIN_COMULTPS): Ditto.
3848 (IX86_BUILTIN_COMULEPS): Ditto.
3849 (IX86_BUILTIN_COMUGTPS): Ditto.
3850 (IX86_BUILTIN_COMUGEPS): Ditto.
3851 (IX86_BUILTIN_COMORDPS): Ditto.
3852 (IX86_BUILTIN_COMUNORDPS): Ditto.
3853 (IX86_BUILTIN_COMFALSEPS): Ditto.
3854 (IX86_BUILTIN_COMTRUEPS): Ditto.
3855 (IX86_BUILTIN_COMEQPD): Ditto.
3856 (IX86_BUILTIN_COMNEPD): Ditto.
3857 (IX86_BUILTIN_COMLTPD): Ditto.
3858 (IX86_BUILTIN_COMLEPD): Ditto.
3859 (IX86_BUILTIN_COMGTPD): Ditto.
3860 (IX86_BUILTIN_COMGEPD): Ditto.
3861 (IX86_BUILTIN_COMUEQPD): Ditto.
3862 (IX86_BUILTIN_COMUNEPD): Ditto.
3863 (IX86_BUILTIN_COMULTPD): Ditto.
3864 (IX86_BUILTIN_COMULEPD): Ditto.
3865 (IX86_BUILTIN_COMUGTPD): Ditto.
3866 (IX86_BUILTIN_COMUGEPD): Ditto.
3867 (IX86_BUILTIN_COMORDPD): Ditto.
3868 (IX86_BUILTIN_COMUNORDPD): Ditto.
3869 (IX86_BUILTIN_COMFALSEPD): Ditto.
3870 (IX86_BUILTIN_COMTRUEPD): Ditto.
3871 (IX86_BUILTIN_PCOMEQUB): Ditto.
3872 (IX86_BUILTIN_PCOMNEUB): Ditto.
3873 (IX86_BUILTIN_PCOMLTUB): Ditto.
3874 (IX86_BUILTIN_PCOMLEUB): Ditto.
3875 (IX86_BUILTIN_PCOMGTUB): Ditto.
3876 (IX86_BUILTIN_PCOMGEUB): Ditto.
3877 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3878 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3879 (IX86_BUILTIN_PCOMEQUW): Ditto.
3880 (IX86_BUILTIN_PCOMNEUW): Ditto.
3881 (IX86_BUILTIN_PCOMLTUW): Ditto.
3882 (IX86_BUILTIN_PCOMLEUW): Ditto.
3883 (IX86_BUILTIN_PCOMGTUW): Ditto.
3884 (IX86_BUILTIN_PCOMGEUW): Ditto.
3885 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3886 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3887 (IX86_BUILTIN_PCOMEQUD): Ditto.
3888 (IX86_BUILTIN_PCOMNEUD): Ditto.
3889 (IX86_BUILTIN_PCOMLTUD): Ditto.
3890 (IX86_BUILTIN_PCOMLEUD): Ditto.
3891 (IX86_BUILTIN_PCOMGTUD): Ditto.
3892 (IX86_BUILTIN_PCOMGEUD): Ditto.
3893 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3894 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3895 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3896 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3897 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3898 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3899 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3900 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3901 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3902 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3903 (IX86_BUILTIN_PCOMEQB): Ditto.
3904 (IX86_BUILTIN_PCOMNEB): Ditto.
3905 (IX86_BUILTIN_PCOMLTB): Ditto.
3906 (IX86_BUILTIN_PCOMLEB): Ditto.
3907 (IX86_BUILTIN_PCOMGTB): Ditto.
3908 (IX86_BUILTIN_PCOMGEB): Ditto.
3909 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3910 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3911 (IX86_BUILTIN_PCOMEQW): Ditto.
3912 (IX86_BUILTIN_PCOMNEW): Ditto.
3913 (IX86_BUILTIN_PCOMLTW): Ditto.
3914 (IX86_BUILTIN_PCOMLEW): Ditto.
3915 (IX86_BUILTIN_PCOMGTW): Ditto.
3916 (IX86_BUILTIN_PCOMGEW): Ditto.
3917 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3918 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3919 (IX86_BUILTIN_PCOMEQD): Ditto.
3920 (IX86_BUILTIN_PCOMNED): Ditto.
3921 (IX86_BUILTIN_PCOMLTD): Ditto.
3922 (IX86_BUILTIN_PCOMLED): Ditto.
3923 (IX86_BUILTIN_PCOMGTD): Ditto.
3924 (IX86_BUILTIN_PCOMGED): Ditto.
3925 (IX86_BUILTIN_PCOMFALSED): Ditto.
3926 (IX86_BUILTIN_PCOMTRUED): Ditto.
3927 (IX86_BUILTIN_PCOMEQQ): Ditto.
3928 (IX86_BUILTIN_PCOMNEQ): Ditto.
3929 (IX86_BUILTIN_PCOMLTQ): Ditto.
3930 (IX86_BUILTIN_PCOMLEQ): Ditto.
3931 (IX86_BUILTIN_PCOMGTQ): Ditto.
3932 (IX86_BUILTIN_PCOMGEQ): Ditto.
3933 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3934 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3935 (enum multi_arg_type): New enum for describing the various SSE5
3936 intrinsic argument types.
3937 (bdesc_multi_arg): New table for SSE5 intrinsics.
3938 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3939 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3941 (ix86_expand_builtin): Add SSE5 intrinsic support.
3942 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3943 operand instructions.
3944 (ix86_expand_sse5_multiple_memory): New function to split the
3945 second memory reference from SSE5 instructions.
3946 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3947 (ix86_return_pops_args): Use stdarg_p to determine if the function
3948 has variable arguments.
3949 (ix86_setup_incoming_varargs): Ditto.
3950 (x86_this_parameter): Ditto.
3952 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3954 (ix86_expand_sse5_pack): Ditto.
3955 (ix86_sse5_valid_op_p): Ditto.
3956 (ix86_expand_sse5_multiple_memory): Ditto.
3958 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3959 constant for SSE5 support.
3960 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3961 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3962 (UNSPEC_SSE5_PERMUTE): Ditto.
3963 (UNSPEC_SSE5_ASHIFT): Ditto.
3964 (UNSPEC_SSE5_LSHIFT): Ditto.
3965 (UNSPEC_FRCZ): Ditto.
3966 (UNSPEC_CVTPH2PS): Ditto.
3967 (UNSPEC_CVTPS2PH): Ditto.
3968 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3970 (COM_FALSE_S): Ditto.
3971 (COM_FALSE_P): Ditto.
3972 (COM_TRUE_S): Ditto.
3973 (COM_TRUE_P): Ditto.
3974 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3975 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3977 (memory attribute): Ditto.
3978 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3979 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3980 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3981 (floor<mode>2): Ditto.
3982 (ceil<mode>2): Ditto.
3983 (btrunc<mode>2): Ditto.
3984 (nearbyintdf2): Ditto.
3985 (nearbyintsf2): Ditto.
3986 (sse_setccsf): Disable if SSE5.
3987 (sse_setccdf): Ditto.
3988 (sse5_setcc<mode>): New support for SSE5 conditional move.
3989 (sse5_pcmov_<mode>): Ditto.
3991 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3993 (SSEMODEF2P): Ditto.
3994 (ssemodesuffixf4): New mode attribute for SSE5.
3995 (ssemodesuffixf2s): Ditto.
3996 (ssemodesuffixf2c): Ditto.
3997 (sserotatemax): Ditto.
3998 (ssescalarmode): Ditto.
3999 (sse_maskcmpv4sf3): Disable if SSE5.
4000 (sse_maskcmpv2df3): Ditto.
4001 (sse_vmmaskcmpv4sf3): Ditto.
4002 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4003 (sse5_vmfmadd<mode>4): Ditto.
4004 (sse5_fmsub<mode>4): Ditto.
4005 (sse5_vmfmsub<mode>4): Ditto.
4006 (sse5_fnmadd<mode>4): Ditto.
4007 (sse5_vmfnmadd<mode>4): Ditto.
4008 (sse5_fnmsub<mode>4): Ditto.
4009 (sse5_vmfnmsub<mode>4): Ditto.
4010 (sse5i_fmadd<mode>4): Ditto.
4011 (sse5i_fmsub<mode>4): Ditto.
4012 (sse5i_fnmadd<mode>4): Ditto.
4013 (sse5i_fnmsub<mode>4): Ditto.
4014 (sse5i_vmfmadd<mode>4): Ditto.
4015 (sse5i_vmfmsub<mode>4): Ditto.
4016 (sse5i_vmfnmadd<mode>4): Ditto.
4017 (sse5i_vmfnmsub<mode>4): Ditto.
4018 (mulv16qi3): Add SSE5 support.
4020 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4021 (sse2_mulv4si3): Disable if SSE5.
4022 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4023 (sse4_1_roundps): Ditto.
4024 (sse4_1_roundsd): Ditto.
4025 (sse4_1_roundss): Ditto.
4026 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4028 (sse_maskcmpsf3): Ditto.
4029 (sse_vmmaskcmpv4sf3): Ditto.
4030 (sse2_maskcmpv2df3): Ditto.
4031 (sse2_maskcmpdf3): Ditto.
4032 (sse2_vmmaskcmpv2df3): Ditto.
4033 (sse2_eq<mode>3): Ditto.
4034 (sse2_gt<mode>3): Ditto.
4035 (sse5_pcmov_<mode>): Add SSE5 support.
4036 (vec_unpacku_hi_v16qi): Ditto.
4037 (vec_unpacks_hi_v16qi): Ditto.
4038 (vec_unpacku_lo_v16qi): Ditto.
4039 (vec_unpacks_lo_v16qi): Ditto.
4040 (vec_unpacku_hi_v8hi): Ditto.
4041 (vec_unpacks_hi_v8hi): Ditto.
4042 (vec_unpacku_lo_v8hi): Ditto.
4043 (vec_unpacks_lo_v8hi): Ditto.
4044 (vec_unpacku_hi_v4si): Ditto.
4045 (vec_unpacks_hi_v4si): Ditto.
4046 (vec_unpacku_lo_v4si): Ditto.
4047 (vec_unpacks_lo_v4si): Ditto.
4048 (sse5_pmacsww): New SSE5 intrinsic insn.
4049 (sse5_pmacssww): Ditto.
4050 (sse5_pmacsdd): Ditto.
4051 (sse5_pmacssdd): Ditto.
4052 (sse5_pmacssdql): Ditto.
4053 (sse5_pmacssdqh): Ditto.
4054 (sse5_pmacsdqh): Ditto.
4055 (sse5_pmacsswd): Ditto.
4056 (sse5_pmacswd): Ditto.
4057 (sse5_pmadcsswd): Ditto.
4058 (sse5_pmadcswd): Ditto.
4059 (sse5_pcmov_<move>): Conditional move support on SSE5.
4060 (sse5_phaddbw): New SSE5 intrinsic insn.
4061 (sse5_phaddbd): Ditto.
4062 (sse5_phaddbq): Ditto.
4063 (sse5_phaddwd): Ditto.
4064 (sse5_phaddwq): Ditto.
4065 (sse5_phadddq): Ditto.
4066 (sse5_phaddubw): Ditto.
4067 (sse5_phaddubd): Ditto.
4068 (sse5_phaddubq): Ditto.
4069 (sse5_phadduwd): Ditto.
4070 (sse5_phadduwq): Ditto.
4071 (sse5_phaddudq): Ditto.
4072 (sse5_phsubbw): Ditto.
4073 (sse5_phsubwd): Ditto.
4074 (sse5_phsubdq): Ditto.
4075 (sse5_pperm): Ditto.
4076 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4077 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4078 (sse5_pperm_sign_v8hi_v4si): Ditto.
4079 (sse5_pperm_zero_v8hi_v4si): Ditto.
4080 (sse5_pperm_sign_v4si_v2di): Ditto.
4081 (sse5_pperm_sign_v4si_v2di): Ditto.
4082 (sse5_pperm_pack_v2di_v4si): Ditto.
4083 (sse5_pperm_pack_v4si_v8hi): Ditto.
4084 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4085 (sse5_perm<mode>): New SSE5 intrinsic insn.
4086 (rotl<mode>3): Ditto.
4087 (sse5_rotl<mode>3): Ditto.
4088 (sse5_ashl<mode>3): Ditto.
4089 (sse5_lshl<mode>3): Ditto.
4090 (sse5_frcz<mode>2): Ditto.
4091 (sse5s_frcz<mode>2): Ditto.
4092 (sse5_cvtph2ps): Ditto.
4093 (sse5_cvtps2ph): Ditto.
4094 (sse5_vmmaskcmp<mode>3): Ditto.
4095 (sse5_com_tf<mode>3): Ditto.
4096 (sse5_maskcmp<mode>3): Ditto.
4097 (sse5_maskcmp_uns<mode>3): Ditto.
4098 (sse5_maskcmp_uns2<mode>3): Ditto.
4099 (sse5_pcom_tf<mode>3): Ditto.
4101 * config/i386/predicates.md (sse5_comparison_float_operator):
4102 New predicate to match the comparison operators supported by
4103 the SSE5 com instruction.
4104 (ix86_comparison_int_operator): New predicate to match just the
4105 signed int comparisons.
4106 (ix86_comparison_uns_operator): New predicate to match just the
4107 unsigned int comparisons.
4109 * doc/invoke.texi (-msse5): Add documentation.
4110 (-mfused-madd): Ditto.
4112 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4114 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4116 (x86_64-*-*): Ditto.
4118 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4120 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4121 intrinisics for SSE5.
4123 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4126 * config/i386/mmintrin-common.h: New file, to contain common
4127 instructions between SSE4.1 and SSE5.
4129 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4130 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4131 (gen_regparm_prefix): Ditto.
4133 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4134 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4135 prototype_p to determine if a function is prototyped.
4137 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4139 * c-common.c (c_common_reswords) add the alignof keyword,
4140 with same RID as __alignof and __alignof__
4142 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4144 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4145 * hooks.c (hook_bool_const_int_const_int_true): New function.
4146 * target.h (struct gcc_target): Add can_eliminate field.
4147 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4148 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4149 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4150 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4151 (elim_table): Revise comment.
4152 * system.h (CAN_ELIMINATE): Poison.
4153 * defaults.h (CAN_ELIMINATE): Remove.
4154 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4156 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4157 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4159 (alpha_vms_can_eliminate): Declare as static, change return type to
4161 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4163 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4164 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4165 (arm_can_eliminate): New function.
4167 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4168 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4169 (avr_can_eliminate): Declare as static.
4170 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4172 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4173 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4174 (bfin_can_eliminate): New function.
4176 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4177 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4178 (crx_can_eliminate): New function.
4180 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4181 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4182 (fr30_can_eliminate): New function.
4184 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4185 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4186 (frv_can_eliminate): New function.
4188 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4189 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4190 (h8300_can_eliminate): New function.
4192 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4193 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4194 (i386_can_eliminate): Declare as static, change return type to bool.
4195 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4197 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4198 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4199 (ia64_can_eliminate): New function.
4201 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4202 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4203 (iq2000_can_eliminate): New function.
4205 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4206 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4207 (m32r_can_eliminate): New function.
4209 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4210 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4211 (m68hc11_can_eliminate): New function.
4213 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4214 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4215 (m68k_can_eliminate): New function.
4217 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4218 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4219 (mep_can_eliminate): New function.
4221 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4222 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4223 (mips_can_eliminate): New function.
4225 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4226 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4227 (rs6000_can_eliminate): New function.
4229 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4230 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4231 (s390_can_eliminate): Declare as static.
4232 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4234 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4235 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4236 (score_can_eliminate): New function.
4238 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4239 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4240 (sparc_can_eliminate): Declare as static.
4241 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4243 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4244 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4245 (xstormy16_can_eliminate): New function.
4247 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4248 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4249 (v850_can_eliminate): New function.
4251 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4253 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4254 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4255 (*movdfcc_ext[1234]): Disable for IEEE mode.
4257 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4259 * gimplify.c (prepare_gimple_addressable): New static function.
4260 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4262 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4263 manually fiddling with it.
4265 2009-08-25 Michael Matz <matz@suse.de>
4267 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4268 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4270 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4271 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4272 (do_jump): Split out code for simple binary comparisons into ...
4273 (do_jump_1): ... this, taking the individual operands and code.
4274 Change callers to helper function above accordingly.
4275 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4278 2009-08-25 Michael Matz <matz@suse.de>
4280 * expr.h (struct separate_ops, sepops): New type for passing
4281 around an exploded simple expression.
4282 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4283 Use this structure instead of expression tree.
4284 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4285 expression, only its type.
4286 (expand_vec_cond_expr): Take type and individual operands instead
4288 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4289 expand_vec_shift_expr): Change prototype accordingly.
4290 * tree-vect-stmts.c (vectorizable_condition): Change call of
4291 expand_vec_cond_expr_p to pass only type.
4292 * expr.c (do_store_flags): Change prototype and implementation
4293 to take an exploded expression.
4294 (expand_expr_real_1): New local ops initialized with details
4295 of the full expression. Use it instead of full
4296 expression in calls to do_store_flags, expand_vec_cond_expr,
4297 expand_widen_pattern_expr and expand_vec_shift_expr.
4299 2009-08-25 Michael Matz <matz@suse.de>
4301 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4302 treeop2 initialized with first three operands of the full expression.
4303 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4305 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4307 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4308 (__gthread_objc_condition_allocate): Mark arguments as unused.
4309 (__gthread_objc_condition_deallocate): Likewise.
4310 (__gthread_objc_condition_wait): Likewise.
4311 (__gthread_objc_condition_broadcast): Likewise.
4312 (__gthread_objc_condition_signal): Likewise.
4313 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4314 (__gthread_objc_thread_id): Likewise.
4316 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4319 * tree-pretty-print.c (print_call_name): Print the correct call name
4320 for procedure pointer components.
4322 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4324 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4325 default_promote_function_mode when not VMS.
4327 2009-08-24 Olivier Hainque <hainque@adacore.com>
4329 * convert.c (convert_to_integer): Don't assume an input pointer is
4330 POINTER_SIZE wide. Fetch from the type instead.
4332 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4334 * configure.ac (AC_PREREQ): Bump to 2.64.
4336 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4338 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4339 (process_command): Don't search standard_exec_prefix_1 and
4340 standard_exec_prefix_2.
4342 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4344 * config/arm/arm.c (output_return_instruction): Handle for
4347 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4349 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4351 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4353 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4354 (*arm_movdf_vfp): Likewise.
4356 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4358 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4359 (vashr<mode>3): Rename from ashr<mode>3.
4360 (vlshr<mode>3): Rename from lshr<mode>3.
4362 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4365 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4366 (check_format_info_main): Use scalar_identify_flag.
4367 (check_format_types): Check for scalar size identity if
4368 scalar_identify_flag is set.
4369 (printf_length_specs): Extend by new field.
4370 (asm_fprintf_length_specs): Likewise.
4371 (gcc_diag_length_specs): Likewise.
4372 (scanf_length_specs): Likewise.
4373 (strfmon_length_specs): Likewise.
4374 (gcc_gfc_length_specs): Likewise.
4375 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4376 (ms_printf_flag_specs): Likewise.
4377 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4379 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4382 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4383 (*call_value_pop_1): Ditto.
4384 (*sibcall_pop_1): New insn pattern.
4385 (*sibcall_value_pop_1): Ditto.
4387 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4390 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4393 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4396 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4397 (get_reg_use_in): New function.
4398 (forward_propagate_subreg): Propagate through subreg of zero_extend
4401 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4403 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4404 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4406 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4408 * configure.ac: Remove --with-datarootdir, --with-docdir,
4409 --with-htmldir switches. No need to call AC_SUBST for
4410 datarootdir, docdir, htmldir any more.
4411 * configure: Regenerate.
4412 * doc/install.texi (Configuration): Document --datarootdir,
4413 --docdir, --htmldir, --pdfdir; update documentation for
4414 --infodir, --mandir.
4415 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4418 * aclocal.m4: Regenerate.
4419 * config.in: Regenerate.
4420 * configure: Regenerate.
4422 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4423 Olivier Hainque <hainque@adacore.com>
4425 * config/ia64/ia64.c: Include libfuncs.h.
4426 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4427 (ia64_expand_call): Use reg 25 on VMS.
4428 (ia64_initialize_trampoline): Fix for VMS ABI.
4429 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4430 (ia64_function_arg): Initialize reg 25 on VMS.
4431 Fix OpenVMS ABI issues for varargs.
4432 For OpenVMS, emit the Argument Information register set in the
4433 incoming/sibcall case as well.
4434 (ia64_arg_type): New function.
4435 (ia64_function_arg_advance): Keep track of cum->words.
4436 Fix OpenVMS ABI issues for varargs.
4437 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4438 (ia64_override_options): Set flag_no_common on VMS.
4439 (ia64_init_builtins): Disable FWRITE builtin.
4440 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4441 (ia64_vms_init_libfuncs): Add decc$ routines.
4442 (ia64_vms_valid_pointer_mode): New function.
4443 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4444 (ia64_promote_function_mode): New function
4445 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4446 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4447 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4448 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4449 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4450 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4451 Suppress trailing '#' if VALUE is numeric.
4452 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4453 ia64_promote_function_mode.
4454 (TARGET_VALID_POINTER_MODE): Define.
4456 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4459 * config/rs6000/rs6000.c (rs6000_override_options): Use
4460 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4463 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4464 reporting of vector + decimal/boolean/complex error.
4466 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4468 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4469 __vector double TYPE_DECL.
4471 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4473 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4474 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4475 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4476 to pointer to enum machine_mode. Update all callers as needed.
4478 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4480 * config/alpha/alpha.md (exception_receiver): Emit alternative
4481 GP load sequence if flag_reorder_blocks_and_partition is set.
4482 (*exception_receiver_2): Also enable when
4483 flag_reorder_blocks_and_partition is set.
4485 2009-08-20 Matt Rice <ratmice@gmail.com>
4486 Diego Novillo <dnovillo@google.com>
4488 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4491 2009-08-20 Richard Guenther <rguenther@suse.de>
4493 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4494 * c-tree.h (c_dup_lang_specific_decl): Remove.
4495 (struct lang_decl, struct lang_type): Move definitions ...
4496 * c-lang.h: ... here. New file.
4497 * c-decl.c: Include c-lang.h.
4498 (c_dup_lang_specific_decl): Remove.
4499 * c-typeck.c: Include c-lang.h.
4500 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4501 (c-typeck.o): Likewise.
4502 * c-config-lang.in (gtfiles): Add c-lang.h.
4503 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4506 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4508 * config/alpha/alpha.c (alpha_end_function): Do not clear
4509 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4510 this is now handled in generic code.
4512 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4514 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4515 (s390_z10_fix_long_loop_prediction): New function.
4516 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4517 (s390_reorg): Walk over the INSNs and invoke
4518 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4520 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4522 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4523 "*brx_64bit", "*brx_31bit"): New patterns.
4524 * config/s390/s390.c ('E'): New output modifier.
4526 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4527 Richard Earnshaw <richard.earnshaw@arm.com>
4529 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4530 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4532 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4534 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4536 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4537 for mode mode of operand0 when doing secondary reload for SAR.
4539 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4542 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4543 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4545 2009-08-19 Jason Merrill <jason@redhat.com>
4547 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4548 supported template depth in C++0x.
4550 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4552 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4553 free_after_compilation.
4554 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4555 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4556 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4557 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4558 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4559 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4560 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4562 2009-08-19 Ian Lance Taylor <iant@google.com>
4564 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4565 of (plus (mult (neg B) C) A).
4567 2009-08-18 Michael Matz <matz@suse.de>
4569 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4570 instead of comparing TYPE_MAIN_VARIANT for equality.
4571 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4572 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4573 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4574 * gimplify.c (goa_lhs_expr_p): Ditto and use
4575 STRIP_USELESS_TYPE_CONVERSION.
4577 2009-08-18 Michael Matz <matz@suse.de>
4579 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4580 first field in a struct.
4581 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4583 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4585 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4586 locators before emit_insn is called. Remove assert that
4588 (alpha_end_function): Clear crtl->emit structure and free insn
4589 locators if cfun->is_thunk is true.
4591 2009-08-18 Jason Merrill <jason@redhat.com>
4593 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4595 * configure.ac: Test for it.
4596 * configure, config.in: Regenerate.
4597 * doc/install.texi: Document --enable-gnu-unique-object.
4599 2009-08-18 Richard Guenther <rguenther@suse.de>
4602 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4603 pow(x,y*z) only if x is nonnegative.
4605 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4607 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4611 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4612 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4614 2009-08-17 DJ Delorie <dj@redhat.com>
4616 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4617 * config/m32c/prologue.md (epilogue_freit): New.
4619 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4620 (bank_switch_p): Likewise.
4621 (fast_interrupt_p): Likewise.
4622 (interrupt_p): Likewise.
4623 (m32c_conditional_register_usage): Round memregs size up.
4624 (need_to_save): We only need to save $a0 when we use ENTER.
4625 (interrupt_p): Check for fast_interrupt too.
4626 (bank_switch_p): New.
4627 (fast_interrupt_p): New.
4628 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4629 (m32c_emit_prolog): Support bank switching and fast interrupts.
4630 * doc/extend.texi (Function Attributes): Add bank_switch and
4633 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4635 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4636 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4638 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4640 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4641 (menu): Add IA-64/VMS Options.
4642 (IA-64/VMS Options): Likewise.
4644 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4647 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4649 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4651 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4652 (mips_pop_asm_switch): Likewise.
4653 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4655 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4656 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4657 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4658 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4659 instead of set_noreorder.
4660 (mips_output_function_prologue): Use the new functions.
4661 (mips_output_function_epilogue): Likewise.
4662 (mips_need_noat_wrapper_p): New function, split out from...
4663 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4664 Use mips_push_asm_switch and mips_pop_asm_switch.
4665 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4666 and mips_pop_asm_switch.
4667 (ASM_OUTPUT_REG_POP): Likewise.
4668 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4669 Use mips_pop_asm_switch.
4670 (mips_asm_switch): New structure.
4671 (set_noreorder, set_nomacro): Replace with...
4672 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4673 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4674 instead of set_nomacro.
4675 (fix_truncsfsi2_macro): Likewise.
4676 (cprestore): Likewise.
4677 (hazard): Use mips_noreorder instead of set_noreorder.
4678 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4680 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4682 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4683 from prev_active_insn.
4685 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4687 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4688 * config/avr/avr.c (avr_override_options): Initialize
4689 avr_current_arch variable.
4690 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4691 __AVR_HAVE_16BIT_SP__ according to the device type.
4692 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4694 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4695 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4697 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4700 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4701 generating inlined subroutine die only. We shouldn't be
4702 called for anything else.
4703 (gen_block_die): Don't generate inline subroutine debug info for
4706 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4708 * graphite-poly.c (print_pbb): Print PBB index.
4710 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4713 * graphite-interchange.c (ppl_max_for_le): Moved...
4714 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4715 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4716 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4717 * graphite-ppl.h (ppl_max_for_le): Declared.
4719 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4721 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4722 supported on all platforms.
4723 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4724 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4725 * c-pragma.c: Likewise.
4726 * target-def.h (TARGET_INITIALIZER): Remove
4727 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4728 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4730 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4732 * config/ia64/fde-vms.c: New file.
4733 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4734 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4735 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4736 (uw_frame_state_for): Only register a personality routine if it is
4737 known to be compatible with our expectations.
4738 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4739 Declare unw_table_entry stack variable and
4740 mod all calls to _Unwind_FindTableEntry to add arg.
4741 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4742 (_Unwind_FindTableEntry): Add arg to prototype.
4744 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4746 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4747 field 'signal_pfs_loc'.
4748 (uw_frame_state_for): Remove duplicate code dealing with leaf
4749 procedures without unwind info.
4750 If in the frame after unwinding through a signal handler, restore
4751 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4752 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4753 'pfs_loc' to the AR.PFS location in the signal context; instead
4754 set 'signal_pfs_loc'.
4755 Manually generate the unwind info for the AR.PFS register.
4756 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4757 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4758 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4759 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4760 instead set 'signal_pfs_loc'.
4761 Remove code preventing the AR.PFS register from being restored
4762 from the signal context.
4764 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4765 Tristan Gingold <gingold@adacore.com>
4767 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4768 * config/ia64/t-vms: New file.
4769 * config/ia64/vms64.h: New file.
4770 * config/ia64/vms.h: New file.
4771 * config/ia64/vms-crtinit.asm: New file.
4772 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4773 * config/ia64/vms-unwind.h: New file.
4775 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4777 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4780 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4783 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4785 * real.h (do_mpc_arg2): ... here.
4786 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4789 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4791 * final.c (add_debug_prefix_map): Don't use GC memory for
4792 old_prefix and new_prefix.
4794 2009-08-14 Richard Guenther <rguenther@suse.de>
4796 * ipa-prop.c (compute_complex_pass_through): If we cannot
4797 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4799 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4801 * c-lex.c (c_lex_with_flags): Increase size of local variable
4802 to avoid memory clobber.
4804 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4807 * config/i386/i386.c (ix86_fp_comparison_strategy):
4808 Only enable/disable sahf at function granularity.
4810 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4812 PR rtl-optimization/41064
4813 * reload1.c (reload_as_needed): Don't call extract_insn
4814 for known invalid replacements after calling
4815 validate_replace_rtx_group and verify_changes.
4817 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4820 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4821 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4822 ix86_expand_fp_vcond.
4823 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4824 Assert that operation is supported by ix86_expand_int_vcond.
4825 (vcondu<SSEMODE124C8:mode>): Ditto.
4827 2009-08-13 DJ Delorie <dj@redhat.com>
4829 * config/i386/djgpp-stdint.h: New.
4830 * config.gcc (djgpp): Use it.
4832 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4834 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4835 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4837 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4839 * tree-ssa-loop-prefetch.c
4840 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4841 for long-stride pruning.
4842 (compute_miss_rate): New function to compute the probability
4843 that two memory references access different cache lines.
4845 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4847 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4849 2009-08-13 Richard Guenther <rguenther@suse.de>
4852 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4853 use the constant pointer type.
4854 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4855 of CV qualifiers on the target pointer type.
4856 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4857 conversion check before restrict check.
4859 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4862 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4864 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4866 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4868 2009-08-12 Richard Guenther <rguenther@suse.de>
4870 PR tree-optimization/41011
4871 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4872 and reference constructing.
4874 2009-08-12 Xinliang David Li <davidxl@google.com>
4876 PR tree-optimization/41012
4877 * tree-flow.h : New external interface.
4878 * gimple-low.c (check_call_arg): Change to public function.
4879 Remove argument mismatch check in lowering.
4880 * tree-inline.h (tree_can_inline_p): Interface change.
4881 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4883 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4884 Call change to tree_can_inline_p function.
4885 (cgraph_decide_inlining_incrementally): Ditto.
4887 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4889 PR tree-optimization/41031
4890 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4891 on the partition variable rather than promote_mode on the source
4892 type. Assert that the partition variable's type has the same
4893 mode as the source value's.
4895 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4897 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4898 for for_return == 2.
4899 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4901 * calls.c (expand_call): Fix typo.
4902 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4904 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4906 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4907 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4908 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4909 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4911 2009-08-12 Andrew Haley <aph@redhat.com>
4913 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4915 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4918 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4920 2009-08-12 Richard Guenther <rguenther@suse.de>
4922 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4923 * gimplify.c (gimplify_modify_expr): Do not use
4924 lang_hooks.types_compatible_p.
4925 * tree-ssa.c (useless_type_conversion_p): For aggregates
4926 just return false if the canonical types differ.
4928 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4931 * sese.c (convert_for_phi_arg): New.
4932 (add_guard_exit_phis): Use convert_for_phi_arg.
4934 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4936 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4937 unknown subscript upper bounds.
4939 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4940 Pranav Garg <pranav.garg2107@gmail.com>
4942 * graphite-interchange.c (gather_access_strides): Removed.
4943 (ppl_max_for_le): New.
4944 (build_linearized_memory_access): New.
4945 (memory_stride_in_loop): New.
4946 (pbb_interchange_profitable_p): Reimplemented.
4947 * graphite-ppl.h (ppl_new_id_map): New.
4948 (ppl_interchange): New.
4950 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4952 * graphite-interchange.c (compute_subscript): Removed.
4953 (compute_array_size_cstr): Removed.
4954 (compute_array_size_poly): Removed.
4955 (compute_array_size): Removed.
4956 (gather_access_strides_poly): Removed.
4957 (gather_access_strides): Empty.
4959 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4961 * graphite-dependences.c (dependence_polyhedron_1): Replace
4962 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4963 (graphite_legal_transform_dr): Same.
4964 (graphite_carried_dependence_level_k): Same.
4965 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4966 Initialize PDR_NB_SUBSCRIPTS.
4967 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4969 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4970 (PDR_NB_SUBSCRIPTS): New.
4971 (pdr_nb_subscripts): Removed.
4972 (pdr_dim): Simplified.
4973 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4974 with PDR_NB_SUBSCRIPTS.
4976 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4978 * graphite-interchange.c (compute_array_size): Remove use of
4980 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4981 Do not initialize PDR_DATA_CONTAINER.
4982 (print_pdr): Do not print PDR_DATA_CONTAINER.
4983 * graphite-poly.h (struct poly_dr): Remove data_container field.
4984 (PDR_DATA_CONTAINER): Removed.
4985 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4987 (build_poly_dr): Same.
4989 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4990 Sebastian Pop <sebastian.pop@amd.com>
4992 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4993 copy of the dependence polyhedron. Free the temporary objects.
4994 (graphite_carried_dependence_level_k): Free unused objects before
4997 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4998 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4999 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5000 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5001 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5003 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5005 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5006 Early return without analyzing the data dependences if no
5007 transform has been done. Call restore_scattering if the transform
5009 (graphite-interchange.c): Same.
5010 * graphite-poly.c (print_scattering_function): Test for
5012 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5013 (apply_poly_transforms): Do not gcc_assert that
5014 the transform is legal.
5015 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5016 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5017 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5018 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5019 * graphite-poly.h (struct poly_scattering): New.
5020 (struct poly_bb): Add original, transformed, and saved fields.
5021 Remove transformed_scattering, original_scattering,
5022 nb_local_variables and nb_scattering_transform fields.
5023 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5024 (poly_scattering_new): New.
5025 (poly_scattering_free): New.
5026 (poly_scattering_copy): New.
5027 (store_scattering_pbb): New.
5028 (store_scattering): New.
5029 (restore_scattering_pbb): New.
5030 (restore_scattering): New.
5031 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5032 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5034 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5036 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5039 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5041 * Makefile.in (graphite.o): Depends on PREDICT_H.
5042 * graphite.c: Include predict.h.
5043 (graphite_finalize): Call tree_estimate_probability.
5044 * predict.c (predict_loops): Do not call scev_initialize and
5046 (tree_estimate_probability_bb): New.
5047 (tree_estimate_probability): Do not initialize loops: move that
5048 code to the driver. Call tree_estimate_probability_bb.
5049 (tree_estimate_probability_driver): New.
5050 (pass_profile): Use tree_estimate_probability_driver.
5051 * predict.h (tree_estimate_probability): Declared.
5053 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5055 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5056 * graphite-dependences.c (graphite_legal_transform): Add time to
5057 TV_GRAPHITE_DATA_DEPS.
5058 (dependency_between_pbbs_p): Same.
5059 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5061 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5063 PR rtl-optimization/41033
5064 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5065 aliasing is disabled.
5067 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5069 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5070 si_mask_operand, and_load_operand, low_bitmask_operand,
5071 and_reg_operand, and_operand): New predicates.
5072 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5073 * config/mips/mips.c (and_operands_ok): New function.
5074 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5075 * config/mips/mips.md (move_type): Add ext_ins and logical.
5076 (type): Handle them.
5077 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5078 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5079 shift_shift. Remove commutative constraint modifier.
5080 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5082 (*clear_upper32_dext): Remove define_insn_and_split.
5083 (*clear_upper32): Turn this define_insn_and_split ...
5084 (splitter for ANDing register with 0xffff_ffff): .. into this.
5086 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5088 * combine.c (try_widen_shift_mode): Factor out code to check if an
5089 integer constant is a low-order bitmask from here ...
5090 * rtlanal.c (low_bitmask_len): ... to here.
5091 * rtl.h (low_bitmask_len): Declare.
5093 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5096 * config/alpha/alpha.md (addsi3): Remove expander.
5097 (addsi3): Rename from *addsi3_internal insn pattern.
5098 (subsi3): Remove expander.
5099 (subsi3): Rename from *subsi3_internal insn pattern.
5101 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5103 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5106 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5107 Eric Botcazou <botcazou@adacore.com>
5108 Douglas B Rupp <rupp@gnat.com>
5110 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5111 that records that fit in 64 bits are returned by immediate value,
5112 as required by OpenVMS Calling Standard.
5113 (function_value): Adjust for above modification.
5114 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5115 virtual_incoming_args_rtx as base object, not next_arg.
5116 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5118 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5120 * reload.c (find_reloads_subreg_address): Check the original
5121 req_equiv_mem address to detect the case where an address is
5122 not valid in the outer mode.
5124 2009-08-11 Richard Guenther <rguenther@suse.de>
5127 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5129 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5131 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5132 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5134 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5135 Douglas B Rupp <rupp@gnat.com>
5137 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5138 PT_STACK when frame_pointer_needed on OpenVMS.
5139 (alpha_pv_save_size, alpha_using_fp): Remove.
5140 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5141 with proper processing for PT_NULL.
5142 (alpha_vms_initial_elimination_offset): New function. Support for
5143 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5144 (alpha_sa_size): Force procedure type to PT_STACK when
5145 frame_pointer_needed on OpenVMS.
5146 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5147 (alpha_using_fp): Likewise.
5148 (alpha_vms_can_eliminate): Add prototype.
5149 (alpha_vms_initial_elimination_offset): Likewise.
5150 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5151 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5153 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5154 Douglas B Rupp <rupp@gnat.com>
5156 * config/alpha/alpha.c (common_object_handler): New function.
5157 (vms_attribute_table): Declare a single attribute "common_object".
5158 (vms_output_aligned_decl_common): New global function.
5159 (SECTION_VMS_OVERLAY): Delete.
5160 (SECTION_VMS_GLOBAL): Likewise.
5161 (SECTION_VMS_INITIALIZE): Likewise.
5162 (vms_asm_named_section): Remove support for above flags.
5163 (vms_section_type_flags): Delete.
5164 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5165 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5166 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5167 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5169 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5172 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5173 (sub_ddmmss): Likewise.
5175 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5178 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5181 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5184 * reload1.c (reload_as_needed): Use cancel_changes to completely
5185 undo a failed replacement attempt.
5187 2009-08-10 Richard Guenther <rguenther@suse.de>
5190 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5191 (useless_type_conversion_p): ... here. Require pointer targets
5194 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5197 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5198 loose the original type of the statement list.
5200 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5202 * config/alpha/alpha.c: Include libfuncs.h
5203 (avms_asm_output_extern): New function.
5204 (alpha_init_libfuncs): Init some decc libfuncs.
5205 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5206 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5207 (DO_CRTL_NAMES): Define.
5209 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5210 (LONG_TYPE_SIZE): Define.
5211 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5212 (SUBTARGET_SWITCHES): Define malloc64 switch.
5213 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5214 (MASK_RETURN_ADDR): Define.
5215 doc/invoke.texi (mmalloc64): Document switch.
5217 2009-08-09 Olivier Hainque <hainque@adacore.com>
5218 Douglas B Rupp <rupp@gnat.com>
5220 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5221 uses_condition_handler.
5222 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5223 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5224 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5225 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5226 (code_for_builtin): New insn codes for the new alpha_builtins.
5227 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5228 (alpha_sa_size): Account for uses_condition_handler.
5229 (alpha_expand_prologue): Likewise.
5230 (alpha_start_function): Likewise.
5231 (alpha_expand_epilogue): Likewise.
5232 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5233 establish/revert expanders.
5234 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5235 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5236 New expander, resorting to the alpha.c associated function.
5237 (builtin_revert_vms_condition_handler): Likewise.
5238 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5239 __gcc_shell_handler, the static VMS condition handler used as
5240 an indirection wrapper to the current dynamically established
5242 * config/alpha/vms-unwind.h: Complete rewrite.
5243 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5244 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5246 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5247 Douglas B Rupp <rupp@gnat.com>
5249 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5250 (alpha_need_linkage): Handle aliases. Return function symbol.
5251 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5252 Use ultimate alias target for the linkage name.
5253 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5254 by alpha_need_linkage for the function symbol.
5255 (setmemdi): Likewise.
5257 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5259 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5260 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5261 (ASM_WEAKEN_LABEL): Define.
5262 (CRT_CALL_STATIC_FUNCTION): Define.
5263 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5264 (ENDFILE_SPEC): Define.
5265 (INIT_SECTION_ASM_OP): Define.
5266 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5267 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5269 (MULTILIB_OSDIRNAMES): Define.
5270 (shlib_version): Define.
5271 (SHLIB_EXT): Define.
5272 (SHLIB_OBJS): Define.
5273 (SHLIB_NAME): Define.
5274 (SHLIB_MULTILIB): Define.
5275 (SHLIB_INSTALL): Define.
5276 (SHLIB_SYMVEC): Define.
5277 (SHLIB_SYMVECX2): Define.
5278 (SHLIB_LINK): Define.
5280 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5282 * config/alpha/alpha.c (alpha_initialize_trampoline):
5283 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5284 (alpha_start_function): Emit transfer address on nested functions
5285 for VMS trampoline call.
5286 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5287 since no longer used.
5288 * config/alpha/vms-tramp.asm: Remove.
5289 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5290 since now only data initialized at runtime.
5292 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5294 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5295 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5296 (MD_EXEC_PREFIX): Remove, no longer used.
5297 (MD_STARTFILE_PREFIX): Likewise.
5298 (INCLUDE_DEFAULTS): Likewise.
5299 * config/alpha/t-vms:
5300 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5302 2009-08-09 Richard Guenther <rguenther@suse.de>
5304 PR tree-optimization/41016
5305 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5306 (operand_precision): Remove.
5307 (integral_operand_p): Likewise.
5308 (recognize_single_bit_test): Adjust.
5310 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5312 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5313 operation overflows. Likewise non-cast unary arithmetic.
5314 If one arm of a conditional expression is always taken,
5315 inhibit evaluation warnings for the other arm. Likewise inhibit
5316 evaluation warnings for the second && or || operand if the first
5317 operand is enough to determine the result.
5318 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5320 (build_binary_op): Prevent duplicate evaluation warnings.
5322 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5324 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5325 and destination have different modes, Use promote_mode to
5326 determine the signedness of the conversion. Assert that the
5327 promoted source mode matches the destination mode. Don't pass
5328 the destination and destination mode to expand_expr if the source
5329 mode is different. Simplify conversion logic.
5331 2009-08-09 Ira Rosen <irar@il.ibm.com>
5333 PR tree-optimization/41008
5334 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5335 from condition only in case it's a comparison. Adjust checks.
5337 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5339 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5340 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5341 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5342 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5343 (dump_cand): Handle them.
5344 (struct iv_cand): New members COST_STEP and AINC_USE.
5345 (stmt_after_increment): Likewise.
5346 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5347 callers changed. Use gimple_uid comparison instead of scanning.
5348 (add_candidate_1): When looking for identical candidates, take
5349 AINC_USE into account. Set it for new candidates.
5350 (force_expr_to_var_cost): Cast target_spill_cost to int.
5351 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5352 All callers changed. Check for availability of autoinc addressing
5353 modes, both in general for a given mode, and in the specific use case.
5354 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5356 (get_computation_cost): Likewise.
5357 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5358 add_autoinc_candidates): New static functions.
5359 (add_candidate): Call add_autoinc_candidates for candidates based on
5361 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5362 (determine_use_iv_cost_address): If we have an autoinc candidate at
5363 the matching use, verify autoinc is possible and subtract the cost
5364 of the candidate's step from the cost.
5365 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5366 member of the candidate.
5367 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5368 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5370 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5372 * config.build (ia64-hp-*vms*): New target.
5373 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5375 * config.gcc (ia64-hp-*vms*): New target.
5376 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5378 * config.host (ia64-hp-*vms*): New target.
5379 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5382 2009-08-08 Richard Guenther <rguenther@suse.de>
5384 PR tree-optimization/40991
5385 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5387 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5389 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5390 mode check. Do truncations in an integer mode.
5391 (force_to_mode): Handle subregs for all mode types. Only do
5392 arithmetic simplifications on integer modes.
5394 2009-08-07 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/40999
5397 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5398 (maybe_fold_reference): Lookup constant initializers.
5399 (fold_gimple_assign): Likewise.
5401 2009-08-07 Richard Guenther <rguenther@suse.de>
5403 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5404 that require structural equality defer to the langhook.
5406 2009-08-07 Martin Jambor <mjambor@suse.cz>
5408 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5410 (struct ipa_pass_through_data): New type.
5411 (struct ipa_ancestor_jf_data): New type.
5412 (union jump_func_value): Removed field formal_id, added fields
5413 pass_through and ancestor.
5414 (struct ipa_param_call_note): Changed type of formal_id to int from
5416 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5417 operations jump functions and ancestor jump functions.
5418 (compute_complex_pass_through): New function.
5419 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5420 reflect changes in the jump function strucutre.
5421 (update_jump_functions_after_inlining): Ignore complex pass-through
5422 and ancestor jump functions.
5423 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5424 polynomial pass-through with operation jump functions.
5426 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5428 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5429 fde->dw_fde_begin as begin label instead of hot/cold label.
5430 Use LLSDAC label instead of LLSDA for second section lsda.
5431 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5432 label instead of LLSDA if it is true.
5433 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5435 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5436 SECTION argument. Use it as index into crtl->eh.call_site_record
5438 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5439 use it to determine how to print table entries instead of using
5440 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5441 label instead of normal begin label as base.
5442 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5443 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5444 ensure no EH range spans between sections and that landing pads
5445 are always in the corresponding section.
5446 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5447 for crtl->eh.call_site_record being an array rather than scalar.
5448 (output_one_function_exception_table): New function, copied
5449 from output_function_exception_table. Adjust
5450 dw2_size_of_call_site_table, dw2_output_call_site_table
5451 callers. For SECOND section use *C suffixed labels.
5452 (output_function_exception_table): Call
5453 output_one_function_exception_table and, when doing hot/cold
5454 partitioning, also another time for the second section.
5455 * opts.c: Include except.h.
5456 (decode_options): Allow -freorder-blocks-and-partition with
5457 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5458 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5459 * function.h (struct rtl_eh): Change call_site_record from
5460 scalar into array of 2 elements.
5462 2009-08-07 Martin Jambor <mjambor@suse.cz>
5464 * ipa-prop.c (count_formal_params_1): New function.
5465 (ipa_get_vector_of_formal_parms): New function.
5466 (get_vector_of_formal_parm_types): New function.
5467 (ipa_modify_formal_parameters): New function.
5468 (ipa_modify_call_arguments): New function.
5469 (index_in_adjustments_multiple_times_p): New function.
5470 (ipa_combine_adjustments): New function.
5471 (ipa_dump_param_adjustments): New function.
5472 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5473 (ipa_get_vector_of_formal_parms): Declare.
5474 (ipa_modify_formal_parameters): Declare.
5475 (ipa_modify_call_arguments): Declare.
5476 (ipa_combine_adjustments): Declare.
5477 (ipa_dump_param_adjustments): Declare.
5478 (build_ref_for_offset): Declare.
5479 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5480 * tree-sra.c: Include ipa-prop.c.
5481 (build_ref_for_offset): Make public.
5483 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5485 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5487 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5489 * gcc/doc/extend.texi (__builtin_extract_return_address)
5490 (__builtin_frob_return_address): Document.
5492 2009-08-06 Paul Brook <paul@codesourcery.com>
5494 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5495 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5496 implementation on ARMv6-M.
5498 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5500 * doc/extend.texi (pcs): Document new attribute for ARM.
5502 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5504 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5507 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5509 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5512 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5514 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5516 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5518 Merge ARM/hard_vfp_branch to trunk.
5520 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5522 * arm.c (libcall_eq): New function.
5523 (libcall_hash): New function.
5524 (add_libcall): New function.
5525 (arm_libcall_uses_aapcs_base): New function.
5526 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5527 libcalls using the base PCS.
5528 (arm_init_cumulative_args): Likewise.
5530 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5532 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5533 Use base ABI for conversion libfuncs between HFmode and SFmode.
5535 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5537 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5538 V4SImode as representatives of all 64-bit and 128-bit vector
5539 types. Allow vector types without vector modes.
5540 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5541 without vector modes like BLKmode.
5542 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5543 BLKmode. Avoid unsupported vector modes or TImode moves for
5545 (aapcs_vfp_allocate_return_reg): Likewise.
5546 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5547 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5549 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5551 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5552 (arm_get_pcs_model): Pass attribute arguments to
5553 arm_pcs_from_attribute.
5554 (arm_init_cumulative_args): Use base AAPCS for conversions from
5555 floating-point types to DImode.
5556 (arm_attribute_table): Add pcs attribute.
5557 (arm_handle_pcs_attribute): New.
5558 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5559 conversions from floating-point types to DImode, also declare them
5560 to use base AAPCS and declare functions they call to use base
5561 AAPCS and their RTABI names.
5563 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5565 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5566 -mfloat-abi=hard not being supported for VFP.
5568 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5570 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5571 SYMBOL_REF to hard_libcall_value.
5573 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5574 Richard Earnshaw <rearnsha@arm.com>
5576 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5577 has been put on the stack, all remaining co-processory arguments for
5578 that co-processor also go on the stack.
5580 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5582 * config/arm/arm.c (arm_return_in_memory): Handle returning
5583 vectors of suitable size in registers also for AAPCS case.
5585 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5587 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5589 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5591 ARM Hard-VFP calling convention
5592 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5593 * target.h (gcc_target): Add libcall_value to table of call hooks.
5594 * targhooks.h (default_libcall_value): Default implementation.
5595 * targhooks.c (default_libcall_value): Likewise.
5596 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5597 * optabs.c (expand_unop): Use it.
5598 * expr.h (hard_libcall_value): Pass the function RTX through.
5599 * calls.c (emit_library_call_value_1): Update call to
5601 * explow.c (hard_libcall_value): Use new target hook.
5602 * testsuite/lib/target-supports.exp
5603 (check_effective_target_arm_hard_vfp_ok): New hook.
5604 (check_effective_target_arm_neon_ok): Improve test for neon
5606 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5607 * config/arm/arm.c: Include cgraph.h
5608 (TARGET_FUNCTION_VALUE): Override default hook.
5609 (arm_pcs_default): New variable.
5610 (arm_override_options): Don't fault hard calling convention with VFP.
5611 Add support for AAPCS variants.
5612 (arm_function_value): Make static. Handle AAPCS variants.
5613 (arm_libcall_value): New function.
5614 (arm_apply_result_size): Handle VFP registers in results.
5615 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5617 (pcs_attribute_args): New variable.
5618 (arm_pcs_from_attribute): New function.
5619 (arm_get_pcs_model): New function.
5620 (aapcs_vfp_cum_init): New function.
5621 (aapcs_vfp_sub_candidate): New function.
5622 (aapcs_vfp_is_return_candidate): New function.
5623 (aapcs_vfp_is_call_candidate): New function.
5624 (aapcs_vfp_allocate): New function.
5625 (aapcs_vfp_allocate_return_reg): New function.
5626 (aapcs_vfp_advance): New function.
5627 (aapcs_cp_arg_layout): New variable.
5628 (aapcs_select_call_coproc): New function.
5629 (aapcs_select_return_coproc): New function.
5630 (aapcs_allocate_return_reg): New function.
5631 (aapcs_libcall_value): New function.
5632 (aapcs_layout_arg): New function.
5633 (arm_init_cumulative_args): Initialize AAPCS args data.
5634 (arm_function_arg): Handle AAPCS variants using new interface.
5635 (arm_arg_parital_bytes): Likewise.
5636 (arm_function_arg_advance): New function.
5637 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5638 calling conventions.
5639 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5640 * arm.h (NUM_VFP_ARG_REGS): Define.
5641 (LIBCALL_VALUE): Update.
5642 (FUNCTION_VALUE): Delete.
5643 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5644 (arm_pcs): New enum.
5645 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5646 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5647 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5648 * arm-protos.h (arm_function_arg_advance): Add.
5649 (aapcs_libcall_value): Add.
5650 (arm_function_value): Delete.
5652 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5653 H.J. Lu <hongjiu.lu@intel.com>
5656 * config/i386/i386.c (standard_sse_mode_p): Remove.
5657 (standard_sse_constant_p): Return 2 for integer mode
5658 vector_all_ones_operand when SSE2 is enabled.
5659 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5660 (ix86_expand_vector_move): Do not check for negative values from
5661 standard_sse_constant_p.
5663 2009-08-06 Richard Guenther <rguenther@suse.de>
5665 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5666 array type comparisons frontend independent.
5667 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5668 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5669 out array reference lower bound and element size operands.
5670 (ao_ref_init_from_vn_reference): Properly compute the offset
5671 for ARRAY_RANGE_REF.
5672 (vn_reference_fold_indirect): Fill out array reference lower
5673 bound and element size operands.
5674 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5675 a non gimple valued reference operand which can happen for
5676 array reference lower bound or element size.
5677 (create_component_ref_by_pieces_1): Properly generate the
5678 element size operand for array references.
5680 2009-08-06 Richard Guenther <rguenther@suse.de>
5682 PR tree-optimization/40964
5683 * tree.c (iterative_hash_host_wide_int): Export.
5684 * tree.h (iterative_hash_host_wide_int): Declare.
5685 * tree-ssa-structalias.c (heapvar_map): New struct.
5686 (heapvar_map_eq): New function.
5687 (heapvar_map_hash): Likewise.
5688 (heapvar_lookup): Adjust.
5689 (heapvar_insert): Likewise.
5690 (make_constraint_from_heapvar): Allow multiple heap variables
5691 per decl at different offsets.
5692 (init_alias_heapvars): Adjust.
5694 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5696 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5697 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5698 trailing sync if TARGET_SYNC_AFTER_SC.
5700 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5702 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5703 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5704 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5705 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5706 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5707 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5708 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5709 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5710 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5711 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5712 the prototype declaration match the definition.
5713 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5714 instructions explicitly. Add barrier_before and operands
5716 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5717 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5718 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5719 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5720 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5721 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5723 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5725 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5727 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5728 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5731 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5734 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5736 PR rtl-optimization/40924
5737 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5738 make sure canon_rtx (mem_address) isn't simpler than
5739 canon_rtx (expanded_mem_address).
5741 2009-08-05 Li Feng <nemokingdom@gmail.com>
5743 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5745 (build_scop_drs): Build alias set for each SCoP.
5747 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5749 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5750 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5751 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5752 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5753 (BASE_DRIVER_SELF_SPECS): Likewise.
5755 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5757 * tree-ssa-alias.c: Fix some comment typos.
5759 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5761 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5762 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5764 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5767 * simplify-rtx.c (simplify_binary_operation_1): Disable
5768 simplifications for decimal float operations.
5770 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5773 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5774 operand of INDIRECT_REF.
5776 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5778 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5779 constants referencing TLS symbols.
5781 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5783 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5784 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5786 2009-08-03 Richard Guenther <rguenther@suse.de>
5788 * tree.c (make_vector_type): Build a main variant first,
5789 get the canonical one and then build the variant.
5790 * tree-ssa.c (useless_type_conversion_p_1): Handle
5792 (useless_type_conversion_p): Conversions to pointers to
5793 incomplete record types are useless.
5795 2009-08-03 Richard Guenther <rguenther@suse.de>
5797 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5798 file will be created.
5799 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5800 * toplev.c (compile_file): Adjust comment.
5802 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5804 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5805 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5806 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5807 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5808 (sh_promote_function_mode): Fix typo.
5810 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5812 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5814 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5816 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5817 declaration arguments.
5819 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5821 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5822 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5823 (ix86_split_ashl): Ditto.
5824 (ix86_expand_vector_init_one_nonzero): Ditto.
5825 (ix86_expand_vector_set): Ditto.
5826 (ix86_expand_reduc_v4sf): Ditto.
5828 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5830 * explow.c (promote_function_mode): Remove assert.
5831 * config/sh/sh.c (sh_promote_function_mode): Declare.
5833 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5835 * config/pa/pa.c (pa_promote_function_mode): Declare.
5836 Change to static. Fix promote_mode call.
5838 * gthr-dce.h (CONST_CAST2): Define if not defined.
5839 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5841 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5843 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5845 * expr.c (store_constructor): Use promote_decl_mode. Remove
5846 now write-only variable unsignedp.
5847 (expand_expr_real_1): Use promote_decl_mode.
5848 * expr.h (promote_function_mode, promote_decl_mode): New.
5849 (promote_mode): Remove last argument.
5850 * function.c (assign_temp): Drop last argument of promote_mode.
5851 (assign_parm_find_data_types): Use promote_function_mode.
5852 (assign_parm_setup_reg): Likewise.
5853 (expand_function_end): Use promote_function_mode.
5854 * calls.c (initialize_argument_information): Use promote_function_mode.
5855 (precompute_arguments): Use promote_mode instead of checking if
5856 only PROMOTE_FUNCTION_MODE is defined.
5857 (expand_call): When making sibcall decisions, use promote_function_mode.
5858 Below, remove an if for targetm.calls.promote_function_return and
5859 and use promote_function_mode.
5860 (emit_library_call_value_1): Use promote_function_mode, fix bug
5861 where promote_mode was passed FOR_CALL == 0 for a return value in an
5863 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5864 * explow.c (promote_function_mode, promote_decl_mode): New.
5865 (promote_mode): Keep only the FOR_CALL == 0 case.
5866 * combine.c (setup_incoming_promotion): Remove test of
5867 promote_function_args. Use promote_function_mode.
5868 * stmt.c (expand_value_return): Use promote_decl_mode.
5869 (expand_decl): Use promote_decl_mode.
5871 * expr.c (store_constructor): Use promote_decl_mode. Remove
5872 now write-only variable unsignedp.
5873 (expand_expr_real_1): Use promote_decl_mode.
5874 * expr.h (promote_function_mode, promote_decl_mode): New.
5875 (promote_mode): Remove last argument.
5876 * function.c (assign_temp): Drop last argument of promote_mode.
5877 (assign_parm_find_data_types): Use promote_function_mode.
5878 (assign_parm_setup_reg): Likewise.
5879 (expand_function_end): Use promote_function_mode.
5880 * calls.c (initialize_argument_information): Use promote_function_mode.
5881 (precompute_arguments): Use promote_mode instead of checking if
5882 only PROMOTE_FUNCTION_MODE is defined.
5883 (expand_call): When making sibcall decisions, use promote_function_mode.
5884 Below, remove an if for targetm.calls.promote_function_return and
5885 and use promote_function_mode.
5886 (emit_library_call_value_1): Use promote_function_mode, fix bug
5887 where promote_mode was passed FOR_CALL == 0 for a return value in an
5889 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5890 * explow.c (promote_function_mode, promote_decl_mode): New.
5891 (promote_mode): Keep only the FOR_CALL == 0 case.
5892 * combine.c (setup_incoming_promotion): Remove test of
5893 promote_function_args. Use promote_function_mode.
5894 * stmt.c (expand_value_return): Use promote_decl_mode.
5895 (expand_decl): Use promote_decl_mode.
5897 * explow.c (promote_function_mode): Just call the target hook.
5898 * targhooks.c (default_promote_function_mode,
5899 default_promote_function_mode_always_promote): New.
5900 * targhooks.h (default_promote_function_mode,
5901 default_promote_function_mode_always_promote): Declare.
5902 * target.h (promote_function_args, promote_function_return): Remove.
5903 (promote_function_mode): New.
5904 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5905 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5906 (TARGET_PROMOTE_FUNCTION_MODE): New.
5907 (TARGET_CALLS): Adjust.
5908 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5909 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5911 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5912 * config/s390/s390.c (s390_promote_function_mode): ... here,
5913 with pointer handling.
5914 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5915 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5917 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5918 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5919 with pointer handling.
5920 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5921 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5923 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5924 * config/sh/sh.c (sh_promote_function_mode): New.
5925 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5926 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5928 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5929 * config/cris/cris.c (cris_promote_function_mode): ... here.
5930 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5931 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5933 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5934 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5935 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5936 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5938 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5939 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5940 complex type handling.
5941 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5942 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5944 * config/pa/pa.c (pa_promote_function_mode): New.
5945 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5946 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5948 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5949 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5950 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5951 * config/xtensa/xtensa.c: Likewise.
5952 * config/stormy16/stormy16.c: Likewise.
5953 * config/iq2000/iq2000.c: Likewise.
5954 * config/rs6000/rs6000.c: Likewise.
5955 * config/picochip/picochip.c: Likewise.
5956 * config/arc/arc.c: Likewise.
5957 * config/mcore/mcore.c: Likewise.
5958 * config/score/score.c: Likewise.
5959 * config/mips/mips.c: Likewise.
5960 * config/bfin/bfin.c: Likewise.
5961 * config/ia64/ia64.c: Likewise (disabled though).
5963 * config/frv/frv.h: Remove pointless remark.
5965 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5966 TARGET_PROMOTE_FUNCTION_ARGS,
5967 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5968 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5970 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5972 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5973 -floop-parallelize-all.
5974 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5975 flag_loop_parallelize_all.
5976 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5977 * graphite.c (graphite_transform_loops): Same.
5979 * graphite-poly.c (apply_poly_transforms): Same.
5981 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5983 PR tree-optimization/40914
5984 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5985 if set, then check the delta field of the PMF record.
5986 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5987 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5988 call is stored in the delta.
5990 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5992 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5994 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5996 * config/i386/bsd.h (ASM_BYTE): New define.
5997 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5998 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5999 .byte. Use fputs or putc instead of fprintf where appropriate.
6000 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6001 fputs or putc instead of fprintf where appropriate.
6002 * config/i386/i386elf.h: Ditto.
6003 * config/i386/sysv4.h: Ditto.
6005 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6006 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6007 (*tls_global_dynamic_64): Ditto.
6009 2009-07-31 Christian Bruel <christian.bruel@st.com>
6011 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6013 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6015 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6016 Remove dead code for MINUS.
6018 2009-07-31 Anthony Green <green@moxielogic.com>
6020 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6022 (moxie_expand_epilogue): Ditto for epilogue.
6023 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6025 (moxie_function_arg): Ditto.
6026 (moxie_pass_by_reference): Ditto.
6027 (moxie_arg_partial_bytes): Ditto.
6028 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6029 (FUNCTION_ARG_ADVANCE) Ditto.
6030 (REG_PARM_STACK_SPACE) Ditto.
6031 (FUNCTION_ARG_REGNO_P) Dito.
6033 * config.gcc: Add moxie linux config support.
6034 * gcc/config/moxie/uclinux.h: New file.
6036 2009-07-31 DJ Delorie <dj@redhat.com>
6038 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6039 (UNSPECV_SP_SWITCH_E): New.
6040 (sp_switch_1): Change to an unspec.
6041 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6043 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6044 reference the new stack's address
6046 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6048 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6049 graphite-clast-to-gimple.o, graphite-dependences.o,
6050 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6051 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6052 (graphite-blocking.o,
6053 graphite-clast-to-gimple.o, graphite-dependences.o,
6054 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6055 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6056 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6057 * cfgloop.h (struct loop): Add can_be_parallel field.
6058 * common.opt (fgraphite-identity): Moved up.
6059 (fgraphite-force-parallel): New flag.
6060 * graphite.c: Rewrite.
6061 * graphite.h: Rewrite.
6062 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6064 * toplev.c (graphite_out_file): New file descriptor.
6065 (graphite_in_file): New.
6066 (process_options): flag_graphite_force_parallel cannot be used without
6068 * tree-ssa-loop.c: Include toplev.h.
6069 (gate_graphite_transforms): Enable flag_graphite for
6070 flag_graphite_force_parallel.
6072 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6074 * ChangeLog.graphite: New.
6075 * graphite-blocking.c: New.
6076 * graphite-clast-to-gimple.c: New.
6077 * graphite-clast-to-gimple.h: New.
6078 * graphite-dependences.c: New.
6079 * graphite-dependences.h: New.
6080 * graphite-interchange.c: New.
6081 * graphite-poly.c: New.
6082 * graphite-poly.h: New.
6083 * graphite-ppl.c: New.
6084 * graphite-ppl.h: New.
6085 * graphite-scop-detection.c: New.
6086 * graphite-scop-detection.h: New.
6087 * graphite-sese-to-poly.c: New.
6088 * graphite-sese-to-poly.h: New.
6092 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6094 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6095 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6097 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6099 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6100 (scev_is_linear_expression): Return false if the evolution is not
6101 affine multivariate.
6103 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6105 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6106 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6108 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6110 * tree-data-ref.c (debug_data_references): New.
6111 (debug_data_reference): New.
6112 * tree-data-ref.h (debug_data_references): Declared.
6113 (debug_data_reference): Declared.
6115 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6117 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6118 * tree-data-ref.h (scop_p): Removed.
6119 (struct data_reference): Remove field scop.
6121 (stmt_simple_memref_p): Removed.
6123 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6125 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6126 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6129 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6131 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6133 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6135 * doc/invoke.texi (-fgraphite-identity): Documented.
6137 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6139 * tree-scalar-evolution.c: Fix comment.
6140 (instantiate_scev_1): Return unknow from scev instantiation if the
6141 result is not above instantiate_below.
6143 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6145 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6146 static anymore. Instantiate the symbols that may have been introduced
6148 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6151 2009-07-30 DJ Delorie <dj@redhat.com>
6153 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6154 .vliw directive to VLIW sections.
6156 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6158 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6160 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6161 (AUTOHEADER): New variable.
6162 ($(srcdir)/cstamp-h.in): Use it.
6164 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6165 Pat Haugen <pthaugen@us.ibm.com>
6166 Revital Eres <ERES@il.ibm.com>
6168 * config/rs6000/vector.md (VEC_F): Add VSX support.
6172 (vector_load_<mode>): Ditto.
6173 (vector_store_<mode>): Ditto.
6174 (vector GPR move split): Ditto.
6175 (vec_reload_and_plus_<mptrsize>): Ditto.
6176 (vec_reload_and_reg_<mptrsize>): Ditto.
6177 (add<mode>3): Ditto.
6178 (sub<mode>3): Ditto.
6179 (mul<mode>3): Ditto.
6180 (neg<mode>2): Ditto.
6181 (abs<mode>2): Ditto.
6182 (smin<mode>3): Ditto.
6183 (smax<mode>3): Ditto.
6184 (vector_eq<mode>): Ditto.
6185 (vector_gt<mode>): Ditto.
6186 (vector_ge<mode>): Ditto.
6187 (vector_gtu<mode>): Ditto.
6188 (vector_select_<mode>_uns): Ditto.
6189 (vector_eq_<mode>_p): Ditto.
6190 (vector_gt_<mode>_p): Ditto.
6191 (vector_ge_<mode>_p): Ditto.
6192 (vector_gtu_<mode>_p): Ditto.
6193 (cr6_test_for_zero): Ditto.
6194 (cr6_test_for_zero_reverse): Ditto.
6195 (cr6_test_for_lt): Ditto.
6196 (cr6_test_for_lt_reverse): Ditto.
6197 (xor<mode>3): Ditto.
6198 (ior<mode>3): Ditto.
6199 (and<mode>3): Ditto.
6200 (one_cmpl<mode>2): Ditto.
6201 (nor<mode>2): Ditto.
6202 (andc<mode>2): Ditto.
6203 (float<VEC_int<mode>2): Ditto.
6204 (unsigned_float<VEC_int><mode>2): Ditto.
6205 (fix_trunc<mode><VEC_int>2): Ditto.
6206 (fixuns_trunc<mode><VEC_int>2): Ditto.
6208 (vec_set<mode>): Ditto.
6209 (vec_extract<mode>): Ditto.
6210 (vec_interleave_highv4sf): Ditto.
6211 (vec_interleave_lowv4sf): Ditto.
6212 (vec_realign_load_<mode>): Ditto.
6213 (vec_shl_<mode>): Ditto.
6214 (vec_shr_<mode>): Ditto.
6215 (div<mode>3): New patterns for VSX.
6216 (vec_interleave_highv2df): Ditto.
6217 (vec_interleave_lowv2df): Ditto.
6218 (vec_pack_trunc_v2df): Ditto.
6219 (vec_pack_sfix_trunc_v2df): Ditto.
6220 (vec_pack_ufix_trunc_v2df): Ditto.
6221 (vec_unpacks_hi_v4sf): Ditto.
6222 (vec_unpacks_lo_v4sf): Ditto.
6223 (vec_unpacks_float_hi_v4si): Ditto.
6224 (vec_unpacks_float_lo_v4si): Ditto.
6225 (vec_unpacku_float_hi_v4si): Ditto.
6226 (vec_unpacku_float_lo_v4si): Ditto.
6227 (movmisalign<mode>): Ditto.
6228 (vector_ceil<mode>2): New patterns for vectorizing math library.
6229 (vector_floor<mode>2): Ditto.
6230 (vector_btrunc<mode>2): Ditto.
6231 (vector_copysign<mode>3): Ditto.
6233 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6234 predicate for setting the high bit in each word, used for copysign.
6236 * config/rs6000/ppc-asm.h (f19): Whitespace.
6237 (f32-f63): Define if VSX.
6238 (v0-v31): Define if Altivec.
6239 (vs0-vs63): Define if VSX.
6241 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6243 * config/rs6000/power7.md: New file, provide tuning parameters for
6246 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6247 (rs6000_cpu_cpp_builtins): Ditto.
6248 (altivec_overloaded_builtins): Ditto.
6249 (altivec_resolve_overloaded_builtin): Ditto.
6251 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6252 debug switch to disable vectorizing simple math builtin
6255 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6256 Vectorize simple math builtin functions.
6257 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6258 hook to vectorize math builtins.
6259 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6260 (rs6000_builtin_conversion): Add VSX/power7 support.
6261 (rs6000_builtin_vec_perm): Ditto.
6262 (vsplits_constant): Add support for loading up a vector constant
6263 with just the high bit set in each part.
6264 (rs6000_expand_vector_init): Add VSX/power7 support.
6265 (rs6000_expand_vector_set): Ditto.
6266 (rs6000_expand_vector_extract): Ditto.
6267 (rs6000_emit_move): Ditto.
6268 (bdesc_3arg): Ditto.
6269 (bdesc_2arg): Ditto.
6270 (bdesc_1arg): Ditto.
6271 (rs6000_expand_ternop_builtin): Ditto.
6272 (altivec_expand_builtin): Ditto.
6273 (rs6000_expand_unop_builtin): Ditto.
6274 (rs6000_init_builtins): Ditto.
6275 (altivec_init_builtins): Ditto.
6276 (builtin_function_type): Ditto.
6277 (rs6000_common_init_builtins): Ditto.
6278 (rs6000_handle_altivec_attribute); Ditto.
6279 (rs6000_mangle_type): Ditto.
6280 (rs6000_vector_mode_supported_p): Ditto.
6281 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6284 * config/rs6000/vsx.md: New file for VSX support.
6286 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6287 identifing values with just the most significant bit set.
6288 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6289 vectorized builtins.
6291 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6292 (UNSPEC_VRFIM): Delete.
6293 (splitter for loading up vector with most significant bit): New
6294 splitter for vectorizing copysign.
6295 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6296 vectorizing simple math functions.
6297 (altivec_vrfip): Add support for vectorizing simple math functions.
6298 (altivec_vrfim): Ditto.
6299 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6301 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6302 (power7.md, vsx.md): Include for power7 support.
6303 (copysigndf3): Use VSX instructions if -mvsx.
6304 (negdf2_fpr): Ditto.
6305 (absdf2_fpr): Ditto.
6306 (nabsdf2_fpr): Ditto.
6307 (adddf3_fpr): Ditto.
6308 (subdf3_fpr): Ditto.
6309 (muldf3_fpr): Ditto.
6310 (divdf3_fpr): Ditto.
6311 (fix_truncdfdi2_fpr): Ditto.
6312 (cmpdf_internal1): Ditto.
6313 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6314 (btruncdf2, btruncdf2_fpr): Ditto.
6315 (ceildf2, ceildf2_fpr): Ditto.
6316 (floordf2, floordf2_fpr): Ditto.
6317 (floatdidf2, floatdidf2_fpr): Ditto.
6318 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6319 (fmsubdf4_fpr): Ditto.
6320 (fnmadddf4_fpr_1): Ditto.
6321 (fnmadddf4_fpr_2): Ditto.
6322 (fnmsubdf4_fpr_1): Ditto.
6323 (fnmsubdf4_fpr_2): Ditto.
6324 (fixuns_truncdfdi2): Add expander for VSX support.
6325 (fix_truncdfdi2): Ditto.
6326 (fix_truncdfsi2): Ditto.
6328 (btruncsf2): Whitespace.
6329 (movdf_hardfloat32): Add support for VSX registers.
6330 (movdf_softfloat32): Ditto.
6331 (movdf_hardfloat64): Ditto.
6332 (movdf_hardfloat64_mfpgpr): Ditto.
6333 (movdf_softfloat64): Ditto.
6334 (movti splitters): Add check for vector registers supporting
6335 TImode in the future.
6336 (bpermd): Add power7 bpermd instruction.
6338 * config/rs6000/altivec.h (vec_div): Define if VSX.
6342 (vec_nearbyint): Ditto.
6345 (all predicates): Use the generic builtin function, and not the V4SF
6346 specific function so that the predicates will work with VSX's V2DF.
6350 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6351 Document new VSX functions and types.
6353 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6356 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6357 "wa", and "j" constraints. Modify "v" to talk about Altivec
6358 instead of just vector.
6360 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6363 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6364 location for phi arguments.
6365 (rewrite_update_phi_arguments): Find locations for reaching defs.
6366 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6367 Add location to add_phi_arg calls.
6368 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6369 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6370 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6371 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6372 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6373 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6374 * tree-phinodes.c (make_phi_node): Initialize location.
6375 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6376 (add_phi_arg): Add location parameter.
6377 (remove_phi_arg_num): Move location when moving phi argument.
6378 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6380 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6381 slpeel_update_phi_nodes_for_guard1,
6382 slpeel_update_phi_nodes_for_guard2,
6383 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6384 vect_loop_versioning): Set locations.
6385 * tree-parloops.c (create_phi_for_local_result,
6386 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6387 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6388 * tree-vect-loop.c (get_initial_def_for_induction,
6389 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6391 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6392 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6393 (gimple_phi_arg_set_location): New. Set locus.
6394 (gimple_phi_arg_has_location): New. Check for locus.
6395 (redirect_edge_var_map_location): New. Return locus from var_map.
6396 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6397 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6398 combining PHI arguments.
6399 (cond_store_replacement): Set location.
6400 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6401 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6402 scop_add_exit_phis_edge): Add locations.
6403 * tree-cfgcleanup.c (remove_forwarder_block,
6404 remove_forwarder_block_with_phi): Add locations.
6405 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6406 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6408 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6409 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6410 flush_pending_stmts): Add source location.
6411 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6412 stack to preserve locations.
6413 * tree-vect-stmts.c (vectorizable_load): Add location.
6414 * tree-inline.c (copy_phis_for_bb): Copy locus.
6415 (setup_one_parameter): Add call locus to inlined parameter stmts.
6416 (initialize_inlined_parameters): Pass in call location as parameter
6418 (tree_function_versioning): Pass location to setup_one_parameter.
6419 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6420 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6421 copy and edge lists.
6422 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6423 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6424 locus parameter and override the stmt default if provided.
6425 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6426 elim_graph_add_edge, elim_graph_remove_succ_edge,
6427 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6428 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6429 eliminate_phi): Add locus info in elimination graph for each edge and
6431 (insert_backedge_copies): Copy locus if present.
6432 * tree-flow.h (struct _edge_var_map): Add locus field.
6433 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6434 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6435 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6437 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6439 2009-07-30 Martin Jambor <mjambor@suse.cz>
6441 PR tree-optimization/40570
6442 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6445 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6447 * ssa-loop-manip.c: Include langhooks.h.
6448 (rewrite_phi_with_iv): New.
6449 (rewrite_all_phi_nodes_with_iv): New.
6450 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6451 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6452 * tree-parloops.c (loop_parallel_p): Move out all conditions
6453 except dependency check.
6454 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6455 (gen_parallel_loop): Call canonicalize_loop_ivs without
6456 reduction_list argument.
6457 (build_new_reduction): New.
6458 (gather_scalar_reductions): New.
6459 (try_get_loop_niter): New.
6460 (try_create_reduction_list): New.
6461 (parallleize_loops): Change the parallel conditions check.
6462 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6463 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6465 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6467 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6469 * doc/options.texi (Option properties): Mention new quoting syntax.
6471 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6473 * config/alpha/alpha.c (alpha_start_function):
6474 Handle VMS_DEBUG_MAIN_POINTER
6475 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6476 * doc/invoke.texi: Document -mdebug-main switch.
6478 2009-07-29 Richard Henderson <rth@redhat.com>
6480 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6481 (cgraph_create_edge_including_clones): Likewise.
6482 * tree-inline.c (copy_bb): Operate on the correct edges
6483 when updating the callgraph.
6485 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6487 * config/alpha/vms-cc.c: Deleted.
6488 * config/alpha/vms-ld.c: Deleted.
6489 * config/alpha/t-vms64: Moved to config/vms
6490 * config/alpha/vms-crt0-64.c: Moved to config/vms
6491 * config/alpha/vms-crt0.c: Moved to config/vms
6492 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6493 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6494 * config/alpha/xm-vms.h: Moved to config/vms
6495 * config/alpha/x-vms: Moved to config/vms
6496 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6498 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6499 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6501 * config/vms/t-vms64: Moved here from config/alpha
6502 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6503 (argc,argv,envp): Enforce 32bit malloc'ing.
6504 * config/vms/vms-psxcrt0-64.c: Likewise.
6505 * config/vms/vms-crt0.c: Moved here from config/alpha.
6506 * config/vms/vms-psxcrt0.c: Likewise.
6507 * config/vms/vms-crtl-64.h: New file.
6508 * config/vms/vms-crtl.h: New file.
6509 * config/vms/vms.opt: New file.
6510 * config/vms/xm-vms64.h: New file.
6511 * config/vms/xm-vms.h: Moved here from config/alpha.
6512 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6514 * config/vms/x-vms: Moved here from config/alpha.
6515 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6516 (vms-ld.o, vms-cc.o): Removed.
6517 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6519 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6521 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6522 correct stack (obvious VMS fix).
6524 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6526 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6527 date, version info if VMS_DEBUGGING_INFO defined.
6528 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6529 size, date calculating code moved here.
6531 2009-07-29 Paul Brook <paul@codesourcery.com>
6533 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6536 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6539 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6540 to DImode when generating insq_le insn.
6542 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6544 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6545 New macro set for VMS_DEBUGGGING_INFO.
6546 (AT_string_form): Use it.
6548 2009-07-28 DJ Delorie <dj@redhat.com>
6550 * config/mep/mep.c (vtext_section): New.
6551 (vftext_section): New.
6552 (ftext_section): New.
6553 (mep_select_section): Add support for functions.
6554 (mep_unique_section): Likewise.
6555 (mep_asm_init_sections): Likewise.
6556 (mep_encode_section_info): Remove it from here.
6558 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6560 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6562 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6563 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6565 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6567 * dwarf2out.c (output_file_names): Test new macro
6568 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6569 (add_comp_dir_attribute): Likewise.
6571 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6573 * config/i386/mingw-w64.h (LINK_SPEC): Add
6574 separating space between commands.
6576 2009-07-28 Jan Hubicka <jh@suse.cz>
6578 PR tree-optimization/40759
6579 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6582 2009-07-27 DJ Delorie <dj@redhat.com>
6584 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6585 types are dword-aligned.
6586 (mep_expand_va_start): Likewise.
6588 2009-07-27 Olivier Hainque <hainque@adacore.com>
6589 Douglas B Rupp <rupp@gnat.com>
6591 * convert.c (convert_to_pointer): Don't assume the target
6592 pointer type is POINTER_SIZE long. Fetch its precision instead.
6594 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6596 * system.h (fopen): Undefine if macro.
6598 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6600 * dwarf2out.c (output_cfi_p): Removed.
6601 (output_cfis): New function.
6602 (output_fde): New function, split from output_call_frame_info.
6603 (output_call_frame_info): Use it.
6604 (dwarf2out_switch_text_section): Use output_cfis.
6606 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6608 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6609 TARGET_BI_ARCH is specified without enabling SJLJ.
6610 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6611 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6613 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6615 * arm.md (negdi2): Use DImode if forcing a value into a register.
6617 2009-07-26 Ira Rosen <irar@il.ibm.com>
6619 PR tree-optimization/40801
6620 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6621 of vector operand from the previous copy of vector statement.
6622 Pass the correct definition type value to
6623 vect_get_vec_def_for_stmt_copy().
6625 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6627 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6628 const char ** conversion.
6630 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6632 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6633 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6634 (gcc_unreachable): Invoke __builtin_unreachable() if
6635 !ENABLE_ASSERT_CHECKING.
6637 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6639 PR rtl-optimization/40445
6640 * emit-rtl.c (next_nonnote_insn_bb): New function.
6641 * rtl.h (next_nonnote_insn_bb): Declare new function.
6642 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6643 with no successors that is the successor of the ENTRY_BLOCK.
6644 Continue from the top after removing an empty fallthrough block.
6645 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6646 of next_nonnote_insn.
6648 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6650 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6652 2009-07-25 Martin Jambor <mjambor@suse.cz>
6654 * c-common.c (c_common_attribute_table): New element for noclone.
6655 (handle_noclone_attribute): New function. Forward-declare.
6656 * tree-inline.c (tree_versionable_function_p): Check for noclone
6658 * doc/extend.texi (Labels as Values): Document need for noclone.
6659 (Function Attributes): Document noclone attribute.
6661 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6663 PR rtl-optimization/34999
6664 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6665 and dw_fde_switched_cold_to_hot fields.
6666 (output_cfi_p): New function.
6667 (output_call_frame_info): If fde->dw_fde_switched_sections,
6668 output 2 FDEs instead of one with corrupted header.
6669 (dwarf2out_do_cfi_startproc): New function.
6670 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6671 and fde->dw_fde_switched_cold_to_hot.
6672 (dwarf2out_switch_text_section): Compute
6673 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6674 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6675 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6676 Otherwise, compute fde->dw_fde_switch_cfi.
6678 2009-07-24 Cary Coutant <ccoutant@google.com>
6680 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6682 2009-07-24 Cary Coutant <ccoutant@google.com>
6684 * cfghooks.c (split_block): Copy discriminator to new block.
6685 * tree-cfg.c (assign_discriminator): Check location of last
6686 instruction in block as well as first.
6688 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6690 * config/i386/linux.c: Use fputs or putc instead of fprintf
6692 * config/i386/gas.h: Ditto.
6693 * config/i386/x86-64.h: Ditto.
6694 * config/i386/att.h: Ditto.
6696 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6698 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6701 2009-07-24 Martin Jambor <mjambor@suse.cz>
6703 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6704 (ipa_push_func_to_list_1): Declare.
6705 (ipa_push_func_to_list): New function.
6707 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6708 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6709 (ipa_push_func_to_list): Removed.
6710 (ipa_pop_func_from_list): Clear node_enqueued flag.
6712 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6714 * config/s390/s390.c (override_options): Default
6715 max-unrolled-insns to 100 for z10 tuning.
6717 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6719 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6720 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6721 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6722 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6723 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6724 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6725 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6727 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6729 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6730 use default set in mingw32.h header.
6731 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6732 64-bit /mingw/include path.
6733 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6736 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6738 PR rtl-optimization/40209
6739 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6741 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6743 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6744 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6745 with the rest of string where appropriate. Use fputs or putc
6746 instead of fprintf where appropriate.
6748 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6749 Pat Haugen <pthaugen@us.ibm.com>
6750 Revital Eres <ERES@il.ibm.com>
6752 * config/rs6000/vector.md: New file. Move most of the vector
6753 expander support here from altivec.md to allow for the VSX vector
6754 unit in the future. Add support for secondary_reload patterns.
6755 Rewrite the patterns for vector comparison, and vector comparison
6756 predicate instructions so that the RTL expresses the desired
6757 behavior, instead of using unspec.
6759 * config/rs6000/constraints.md ("f" constraint): Use
6760 rs6000_constraints to hold the precalculated register class.
6761 ("d" constraint): Ditto.
6762 ("wd" constraint): New constraint for VSX.
6763 ("wf" constraint): Ditto.
6764 ("ws" constraint): Ditto.
6765 ("wa" constraint): Ditto.
6766 ("wZ" constraint): Ditto.
6767 ("j" constraint): Ditto.
6769 * config/rs6000/predicates.md (vsx_register_operand): New
6771 (vfloat_operand): New predicate for vector.md.
6772 (vint_operand): Ditto.
6773 (vlogical_operand): Ditto.
6774 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6775 (easy_vector_constant): Add VSX support.
6776 (altivec_indexed_or_indirect_operand): New predicate for
6777 recognizing Altivec style memory references with AND -16.
6779 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6780 for vector secondary reload support.
6781 (rs6000_vector_reg_class): Delete, replacing it with
6783 (rs6000_vsx_reg_class): Ditto.
6784 (rs6000_constraints): New array to hold the register classes of
6785 each of the register constraints that can vary at runtime.
6786 (builtin_mode_to_type): New static array for builtin function type
6788 (builtin_hash_table): New static hash table for builtin function
6790 (TARGET_SECONDARY_RELOAD): Define target hook.
6791 (TARGET_IRA_COVER_CLASSES): Ditto.
6792 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6793 registers are 128 bits if VSX memory reference instructions are used.
6794 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6796 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6797 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6798 Print several of the scheduling related parameters.
6799 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6800 rs6000_constraints instead of rs6000_vector_reg_class. Move
6801 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6802 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6803 Altivec. Add VSX support. Setup for secondary reload support on
6804 Altivec/VSX registers.
6805 (rs6000_override_options): Make power7 set the scheduling groups
6806 like the power5. Add support for new debug switches to override
6807 the scheduling defaults. Temporarily disable -mcpu=power7 from
6808 setting -mvsx. Add support for debug switches -malways-hint,
6809 -msched-groups, and -malign-branch-targets.
6810 (rs6000_buitlin_conversion): Add support for returning unsigned
6811 vector conversion functions to fix regressions due to stricter
6813 (rs6000_builtin_mul_widen_even): Ditto.
6814 (rs6000_builtin_mul_widen_odd): Ditto.
6815 (rs6000_builtin_vec_perm): Ditto.
6816 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6817 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6819 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6821 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6822 VSX types for bit operations. Changes to accomidate vector.md.
6823 (bdesc_2arg): Ditto.
6824 (bdesc_1arg): Ditto.
6825 (struct builtin_description_predicates): Rewrite predicate
6826 handling so that RTL describes the operation, instead of passing
6827 the instruction to be used as a string argument.
6828 (bdesc_altivec_preds): Ditto.
6829 (altivec_expand_predicate_builtin): Ditto.
6830 (altivec_expand_builtin): Ditto.
6831 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6832 statement for vsldoi support.
6833 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6834 (altivec_expand_st_builtin): Ditto.
6835 (paired_expand_builtin): Whitespace changes.
6836 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6837 builtin_mode_to_type table for secondary reload. Call
6838 builtin_function_type to build random builtin functions.
6839 (altivec_init_builtins): Change to use builtin_function_type to
6840 create builtin function types dynamically as we need them.
6841 (builtin_hash_function): New support for hashing the tree types
6842 for builtin function as we need it, rather than trying to build
6843 all of the trees that we need. Add initial preliminary VSX support.
6844 (builtin_function_type): Ditto.
6845 (builtin_function_eq): Ditto.
6846 (builtin_hash_struct): Ditto.
6847 (rs6000_init_builtins): Ditto.
6848 (rs6000_common_init_builtins): Ditto.
6849 (altivec_init_builtins): Ditto.
6850 (rs6000_common_init_builtins): Ditto.
6851 (enum reload_reg_type): New enum for simplifing reg classes.
6852 (rs6000_reload_register_type): Simplify register classes into GPR,
6853 Vector, and other registers. Altivec and VSX addresses in reload.
6854 (rs6000_secondary_reload_inner): Ditto.
6855 (rs6000_ira_cover_classes): New target hook, that returns the
6856 appropriate cover classes, based on -mvsx being used or not.
6857 (rs6000_secondary_reload_class): Add VSX support.
6858 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6859 (get_vsel_insn): Ditto.
6860 (rs6000_emit_vector_compare): Rewrite vector conditional support
6861 so that where we can, we use RTL operators, instead of blindly use
6863 (rs6000_emit_vector_select): Ditto.
6864 (rs6000_emit_vector_cond_expr): Ditto.
6865 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6866 (create_TOC_reference): Add -mdebug=addr support.
6867 (emit_frame_save): VSX loads/stores need register indexed addressing.
6869 * config/rs6000/rs6000.md: Include vector.md.
6871 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6873 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6874 support for V2DI, V2DF in logical, permute, select operations.
6876 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6877 switch for vsx/power7.
6878 (-mvsx-scalar-memory): Ditto.
6879 (-mvsx-align-128): Ditto.
6880 (-mallow-movmisalign): Ditto.
6881 (-mallow-df-permute): Ditto.
6882 (-msched-groups): Ditto.
6883 (-malways-hint): Ditto.
6884 (-malign-branch-targets): Ditto.
6886 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6888 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6889 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6890 (rs6000_vector_reg_class): Delete.
6891 (rs6000_vsx_reg_class): Ditto.
6892 (enum rs6000_reg_class_enum): New enum for the constraints that
6893 vary based on target switches.
6894 (rs6000_constraints): New array to hold the register class for all
6895 of the register constraints that vary based on the switches used.
6896 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6897 (enum rs6000_builtins): Add unsigned varients for the builtin
6898 declarations returned by target hooks for expanding multiplies,
6899 select, and permute operations. Add VSX builtins.
6900 (enum rs6000_builtin_type_index): Add entries for VSX.
6901 (V2DI_type_node): Ditto.
6902 (V2DF_type_node): Ditto.
6903 (unsigned_V2DI_type_node): Ditto.
6904 (bool_long_type_node): Ditto.
6905 (intDI_type_internal_node): Ditto.
6906 (uintDI_type_internal_node): Ditto.
6907 (double_type_internal_node): Ditto.
6909 * config/rs6000/altivec.md (whole file): Move all expanders to
6910 vector.md from altivec.md. Rename insn matching functions to be
6912 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6913 (altivec_vcmp*): Ditto.
6914 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6915 (VM): New iterator for moves that includes the VSX types.
6916 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6917 (altivec_vperm_<mode>_uns): New, for unsigned types.
6918 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6919 (altivec_eq<mode>): Ditto.
6920 (altivec_gt<mode>): Ditto.
6921 (altivec_gtu<mode>): Ditto.
6922 (altivec_eqv4sf): Ditto.
6923 (altivec_gev4sf): Ditto.
6924 (altivec_gtv4sf): Ditto.
6925 (altivec_vcmpbfp_p): Ditto.
6927 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6929 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6932 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6935 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6936 ASM_SHORT instead of .word.
6937 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6938 instead of .word in asm template.
6940 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6943 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6944 (process_bb_node_lives): Use it.
6946 * ira.c (setup_cover_and_important_classes): Don't setup
6947 ira_important_class_nums. Add cover classes to the end of
6949 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6951 (find_reg_class_closure): Use reorder_important_classes.
6953 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6955 * config/i386/i386.c (i386_ira_cover_classes): New function.
6956 (TARGET_IRA_COVER_CLASSES): Redefine.
6958 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6959 importance of order of cover classes in the array.
6961 2009-07-22 Diego Novillo <dnovillo@google.com>
6963 * tree-pass.h (TDF_EH): Define.
6964 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6965 contains TDF_EH, print the EH region number holding GS.
6966 * tree-dump.c (dump_options): Add "eh".
6967 * doc/invoke.texi: Document it.
6969 2009-07-22 Doug Kwan <dougkwan@google.com>
6971 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6973 2009-07-22 Michael Matz <matz@suse.de>
6975 PR tree-optimization/35229
6976 PR tree-optimization/39300
6978 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6979 (inhibit_phi_insertion): New function.
6980 (insert_into_preds_of_block): Call it for REFERENCEs.
6981 (init_pre): Initialize and finalize scalar evolutions.
6982 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6984 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6986 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6987 Use CONST_VECTOR_NUNITS to determine number of elements.
6989 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6991 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6992 (U, W): Constraints are now deprecated and will be removed if we
6994 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6996 ("prefetch"): Add the stcmh instruction for prefetching.
6997 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6999 (s390_short_displacement): Return always true if compiling for
7000 machines not providing the long displacement facility.
7001 (s390_mem_constraint): Support the new constraint letter Z.
7002 (s390_check_qrst_address): New function.
7004 2009-07-21 DJ Delorie <dj@redhat.com>
7006 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7009 2009-07-21 Jason Merrill <jason@redhat.com>
7011 * c-common.c (max_tinst_depth): Increase default to 1024.
7013 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7015 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7016 (vec_unpacku_float_lo_v4si): Ditto.
7018 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7021 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7022 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7023 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7024 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7026 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7028 PR tree-optimization/40813
7029 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7032 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7034 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7035 with a NOP_EXPR if needed.
7037 2009-07-21 Paul Brook <paul@codesourcery.com>
7039 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7040 Terminate debug dump with newline.
7042 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7044 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7045 Cast "1" to unsigned HOST_WIDE_INT.
7046 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7047 deposit length to the maximum length - lsb. Extend length if
7048 HOST_BITS_PER_WIDE_INT is 32.
7050 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7052 * cgraph.h (constant_pool_htab): New function.
7053 (constant_descriptor_tree): Move from varasm.c.
7054 * varasm.c (constant_pool_htab): New function.
7055 (constant_descriptor_tree): Move to cgraph.h.
7057 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7059 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7061 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7063 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7066 2009-07-20 Xinliang David Li <davidxl@google.com>
7068 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7070 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7072 * config/mips/mips.md (move_type): Add arith.
7073 (type): Handle arith.
7074 (zero_extendsidi2): Rename this into ...
7075 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7076 (zero_extendsidi2): New expander.
7077 (*zero_extendsidi2_dext): New pattern.
7079 2009-07-20 Nick Clifton <nickc@redhat.com>
7081 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7082 to set MIPS_ABI_DEFAULT.
7083 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7085 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7087 * tree-object-size.c (addr_object_size): Handle unions with
7088 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7090 PR tree-optimization/40792
7091 * tree.c (build_function_type_skip_args): Remove bogus assert.
7093 2009-07-20 Jan Hubicka <jh@suse.cz>
7094 Martin Jambor <mjambor@suse.cz>
7096 * cgraph.h (combined_args_to_skip): New field.
7097 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7098 combined_args_to_skip and args_to_skip.
7099 * tree-inline.c (update_clone_info): New function.
7100 (tree_function_versioning): Call update_clone_info.
7101 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7103 (cgraph_materialize_all_clones): More extensive dumping, working
7104 with combined_args_to_skip rather than args_to_skip.
7106 2009-07-20 Ira Rosen <irar@il.ibm.com>
7108 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7109 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7110 (get_initial_def_for_reduction): Likewise.
7111 (vectorizable_reduction): Skip the check of first operand in case
7112 of COND_EXPR. Add check that it is outer loop vectorization if
7113 nested cycle was detected. Call vectorizable_condition() for
7114 COND_EXPR. If reduction epilogue cannot be created do not fail for
7115 nested cycles (if it is not double reduction). Assert that there
7116 is only one type in the loop in case of COND_EXPR. Call
7117 vectorizable_condition() to vectorize COND_EXPR.
7118 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7119 Add parameters. Allow nested cycles if called from
7120 vectorizable_reduction(). Use reduction vector variable if provided.
7121 (vect_analyze_stmt): Call vectorizable_reduction() before
7122 vectorizable_condition().
7123 (vect_transform_stmt): Update call to vectorizable_condition().
7125 2009-07-20 Christian Bruel <christian.bruel@st.com>
7127 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7128 * doc/invoke.texi (-mfmovd): Likewise.
7129 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7131 2009-07-20 Jan Hubicka <jh@suse.cz>
7133 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7134 when handling SSA name.
7136 2009-07-19 Jan Hubicka <jh@suse.cz>
7138 PR tree-optimization/40676
7139 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7140 virtual PHIs in empty BBs.
7142 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7144 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7145 re-expanded the compound use gen_lowpart instead to convert to the
7148 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7150 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7151 OUTER_CONST arguments.
7152 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7153 the new wider mode will be masked off.
7154 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7156 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7158 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7159 high-order bits are zero.
7161 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7163 * combine.c (simplify_shift_const_1): Split code to determine
7165 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7166 new bits shifted in are identical to the old sign bit.
7168 2009-07-18 Richard Guenther <rguenther@suse.de>
7171 * gimplify.c (gimplify_call_expr): Reject code using results from
7172 functions returning void.
7174 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7176 * doc/md.texi: Document the new PowerPC "es" constraint.
7177 Document that "m" can include automodified addresses on this target,
7178 and explain how %U must be used. Extend the "Q" and "Z" documentation
7179 to suggest "es" as well as "m".
7180 * config/rs6000/constraints.md (es): New memory constraint.
7181 (Q, Z): Update strings to match new documentation.
7183 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7185 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7186 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7187 * config/rs6000/predicates.md (volatile_mem_operand): Use
7188 offsettable_nonstrict_memref_p.
7189 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7190 (*floatunssidf2_internal): Likewise.
7191 (*fix_truncdfsi2_internal): Likewise.
7192 (*fix_trunctfsi2_internal): Likewise.
7194 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7196 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7198 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7200 2009-07-17 Richard Guenther <rguenther@suse.de>
7203 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7204 (pass_warn_unused_result): Likewise.
7205 (TODO_set_props): Remove.
7206 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7208 (pass_diagnose_omp_blocks): Define.
7209 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7210 (c_gimple_diagnostics_recursively): Remove.
7211 (finish_function): Do not call it.
7212 (c_write_global_declarations): Continue after errors.
7213 Finalize the CU here.
7214 * c-gimplify.c (c_genericize): Do not gimplify here.
7215 * c-common.c (c_warn_unused_result): Move ...
7216 * tree-cfg.c (do_warn_unused_result): ... here.
7217 (run_warn_unused_result): New function.
7218 (gate_warn_unused_result): New function.
7219 (pass_warn_unused_result): New pass.
7220 * c-common.h (c_warn_unused_result): Remove.
7221 * flags.h (flag_warn_unused_result): Declare.
7222 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7223 * opts.c (flag_warn_unused_result): Initialize to false.
7224 * toplev.c (compile_file): Add comment.
7225 * omp-low.c (create_omp_child_function): Do not register
7226 the function with the frontend.
7227 (diagnose_omp_structured_block_errors): Prepare to be
7228 called as optimization pass.
7229 (gate_diagnose_omp_blocks): New function.
7230 (pass_diagnose_omp_blocks): New pass.
7231 * cgraph.h (cgraph_optimize): Remove.
7232 (cgraph_analyze_function): Likewise.
7233 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7234 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7235 before their parents here.
7236 (cgraph_finalize_function): Not here.
7237 (cgraph_analyze_function): Gimplify functions here.
7238 (cgraph_finalize_compilation_unit): Continue after errors.
7239 Optimize the callgraph from here.
7240 (cgraph_optimize): Make static.
7241 * langhooks.c (write_global_declarations): Finalize the CU.
7242 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7243 (gimplify_function_tree): Assert we gimplify only once.
7244 Set PROP_gimple_any property.
7245 * tree-nested.c (gimplify_all_functions): New function.
7246 (lower_nested_functions): Gimplify all nested functions.
7247 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7248 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7249 and pass_diagnose_omp_blocks after gimplification. Do not
7250 set TODO_set_props on all_lowering_passes.
7251 (execute_one_pass): Do not handle TODO_set_props.
7252 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7253 (gimplify.o): Add tree-pass.h dependency.
7254 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7255 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7256 (unsave_r): Likewise.
7257 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7260 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7262 * doc/service.texi (Service): Restore previously removed link,
7263 which isn't broken after all.
7265 2009-07-17 Richard Guenther <rguenther@suse.de>
7267 PR tree-optimization/40321
7268 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7269 PHI nodes to the maximal set.
7270 (make_values_for_phi): Add PHI arguments to the maximal set.
7271 (execute_pre): Dump PHI_GEN and the maximal set.
7273 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7276 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7279 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7281 * doc/extend.texi (Nested Functions): Replace broken link with
7283 * doc/service.texi (Service): Remove broken link.
7285 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7288 * builtins.c (expand_builtin_memcmp): Use loc instead of
7289 EXPR_LOCATION (exp).
7290 (expand_builtin_strncmp): Likewise.
7292 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7293 Manuel López-Ibáñez <manu@gcc.gnu.org>
7296 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7297 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7298 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7299 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7300 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7301 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7302 tree-inline.c, c-common.c, c-common.h, gimple.c,
7303 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7304 convert.c: Add location argument to fold_{unary,binary,ternary},
7305 fold_build[123], build_call_expr, build_size_arg,
7306 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7307 fold_build1_initializer, fold_build2_initializer,
7308 fold_build3_initializer, fold_build_call_array,
7309 fold_build_call_array_initializer, fold_single_bit_test,
7310 omit_one_operand, omit_two_operands, invert_truthvalue,
7311 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7312 combine_comparisons, fold_builtin_*, fold_call_expr,
7313 build_range_check, maybe_fold_offset_to_address, round_up,
7316 2009-07-16 Jason Merrill <jason@redhat.com>
7319 * c-common.c (c_common_reswords): Add __is_standard_layout
7321 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7322 * doc/implement-cxx.texi: New.
7323 * doc/gcc.texi: Include it.
7325 2009-07-16 DJ Delorie <dj@redhat.com>
7327 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7328 compares that may be indirectly affected by previous instructions.
7330 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7332 * builtins.c (do_mpc_arg2): New.
7333 (fold_builtin_2): Fold builtin cpow.
7334 * real.h (HAVE_mpc_pow): New.
7336 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7338 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7339 comparison to skip unprofitable schedule
7341 2009-07-16 Simon Baldwin <simonb@google.com>
7343 * gcc.c (option_map): New flag -no-canonical-prefixes.
7344 * (display_help): Print help text for new flag.
7345 * (process_command): Move options translation and language specifics
7346 and handle new flag early. Use it to set a function pointer to a
7347 prefix builder. Replace make_relative_prefix calls with calls to
7348 the function pointed to. Ignore new flag in regular options handling.
7349 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7351 2009-07-15 DJ Delorie <dj@redhat.com>
7353 * config/mep/mep.md (sibcall_internal): Change register to avoid
7355 (sibcall_value_internal): Likewise.
7357 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7359 PR rtl-optimization/40710
7360 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7362 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7364 * config/mips/mips.md (*extenddi_truncate<mode>,
7365 *extendsi_truncate<mode>): Change type attribute to move_type
7366 with shift_shift. Split out code handling exts from here ...
7367 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7369 (*extendhi_truncateqi): Change type attribute to move_type with
7370 shift_shift. Split out code handling exts from here ...
7371 (*extendhi_truncateqi_exts): ... to this new pattern.
7373 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7375 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7376 instead of "and" with inverted sign bit mask value. Use
7377 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7378 Allocate registers only for operand 4 and operand 5.
7380 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7383 * fold-const.c (fold_cond_expr_with_comparison): When folding
7384 < and <= to MIN, make sure the MIN uses the same type as the
7385 comparison's operands.
7387 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7389 * arm.md (ior_xor): New code iterator.
7390 (split for ior/xor with shift and zero-extend): New split pattern.
7391 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7393 2009-07-15 Richard Guenther <rguenther@suse.de>
7395 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7398 2009-07-15 Richard Guenther <rguenther@suse.de>
7401 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7403 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7405 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7406 handle 2.6.30 kernel.
7408 2009-07-15 DJ Delorie <dj@redhat.com>
7410 * config/mep/mep.md (sibcall_internal): Change register to allow
7411 for 24-bit addresses.
7412 (sibcall_value_internal): Likewise.
7414 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7416 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7417 that are enabled/disabled by the flags introduced by a previous patch.
7419 2009-07-14 DJ Delorie <dj@redhat.com>
7421 * config/mep/mep.md (sibcall_internal): Include non-toggling
7423 (sibcall_value_internal): Likewise.
7425 2009-07-14 Taras Glek <tglek@mozilla.com>
7426 Rafael Espindola <espindola@google.com>
7428 * doc/sourcebuild.texi: Document install-plugin target.
7429 * configure.ac: Added install-plugin target to language makefiles.
7430 * configure: Regenerate.
7431 * Makefile.in: (install-plugin): Install more headers,
7432 depend on lang.install-plugin.
7434 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7436 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7439 2009-07-14 DJ Delorie <dj@redhat.com>
7441 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7442 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7443 * config/mep/mep.md (sibcall_internal): Change test from
7444 mep_vliw_mode_match to mep_vliw_jmp_match.
7445 (sibcall_value_internal): Likewise.
7447 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7449 * config/i386/sse.md (copysign<mode>3): New expander.
7450 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7451 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7452 Use ix86_build_const_vector.
7453 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7454 IX86_BUILTIN_CPYSGNPD.
7455 (builtin_description): Add __builtin_ia32_copysignps and
7456 __builtin_ia32_copysignpd.
7457 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7458 and BUILT_IN_COPYSIGNF.
7460 2009-07-13 Jason Merrill <jason@redhat.com>
7462 * builtins.c (can_trust_pointer_alignment): New fn.
7463 (get_pointer_alignment): Factor it out from here.
7464 * tree.h: Declare it.
7466 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7468 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7471 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7475 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7477 2009-07-14 Richard Guenther <rguenther@suse.de>
7478 Andrey Belevantsev <abel@ispras.ru>
7481 * cfgexpand.c (partition_stack_vars): Do not bother to update
7482 alias information when not optimizing.
7484 2009-07-14 Richard Guenther <rguenther@suse.de>
7485 Andrey Belevantsev <abel@ispras.ru>
7487 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7488 (pt_solution_set): Likewise.
7489 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7490 * tree-ssa-structalias.c (pt_solution_set): New function.
7491 * final.c (rest_of_clean_state): Free SSA data structures.
7492 * print-rtl.c (print_decl_name): Remove.
7493 (print_mem_expr): Implement in terms of print_generic_expr.
7494 * alias.c (ao_ref_from_mem): New function.
7495 (rtx_refs_may_alias_p): Likewise.
7496 (true_dependence): Query alias-export info.
7497 (canon_true_dependence): Likewise.
7498 (write_dependence_p): Likewise.
7499 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7501 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7502 (mem_expr_equal_p): Use operand_equal_p.
7503 (set_mem_attributes_minus_bitpos): Do not use
7504 component_ref_for_mem_expr.
7505 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7506 (update_alias_info_with_stack_vars): Likewise.
7507 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7508 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7509 explicitly nor clear stmt operands.
7510 Free the decl-to-pointer map.
7511 * tree-optimize.c (execute_free_datastructures): Do not free
7512 SSA data structures here.
7513 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7514 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7515 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7517 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7519 2009-07-13 DJ Delorie <dj@redhat.com>
7521 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7522 unrolling at the right iteration count.
7524 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7527 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7529 * haifa-sched.c (rank_for_schedule): Introduced flags to
7530 enable/disable individual scheduling heuristics.
7531 * common.opt: Introduced flags to enable/disable individual
7532 heuristics in the scheduler.
7533 * doc/invoke.texi: Introduced flags to enable/disable individual
7534 heuristics in the scheduler.
7536 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7538 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7539 config/i386/mingw-tls.c.
7540 * config/i386/mingw-tls.c: Removed.
7542 2009-07-13 Ira Rosen <irar@il.ibm.com>
7544 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7545 checks access only relevant statements.
7546 (vectorizable_reduction): Likewise.
7548 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7550 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7551 just for 32-bit case.
7553 2009-07-12 Jan Hubicka <jh@suse.cz>
7555 PR tree-optimization/40585
7556 * except.c (expand_resx_expr): When there already is resume
7557 instruction, produce linked list.
7558 (build_post_landing_pads): Assert that resume is empty.
7559 (connect_post_landing_pads): Handle resume lists.
7560 (dump_eh_tree): Dump resume list.
7562 2009-07-12 Ira Rosen <irar@il.ibm.com>
7564 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7565 with additional argument.
7566 * tree-vectorizer.h (enum vect_def_type): Add
7567 vect_double_reduction_def.
7568 (vect_is_simple_reduction): Add argument.
7569 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7571 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7572 vect_is_simple_reduction with additional argument.
7573 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7575 (reduction_code_for_scalar_code): Handle additional codes by
7576 returning ERROR_MARK for them. Fix comment and indentation.
7577 (vect_is_simple_reduction): Fix comment, add argument to specify
7578 double reduction. Detect double reduction.
7579 (get_initial_def_for_induction): Fix indentation.
7580 (get_initial_def_for_reduction): Fix comment and indentation.
7581 Handle double reduction. Create initial definitions that do not
7582 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7583 (vect_create_epilog_for_reduction): Fix comment, add argument to
7584 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7585 epilogue result extraction. Create double reduction phi node and
7586 replace relevant uses.
7587 (vectorizable_reduction): Call vect_is_simple_reduction with
7588 additional argument. Fix indentation. Update epilogue code treatment
7589 according to the changes in reduction_code_for_scalar_code. Check
7590 for double reduction. Call vect_create_epilog_for_reduction with
7591 additional argument.
7592 * tree-vect-stmts.c (process_use): Handle double reduction, update
7594 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7595 (vect_get_vec_def_for_operand): Likewise.
7597 2009-07-12 Danny Smith <dansmister@gmail.com>
7599 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7600 dllexport if !TREE_PUBLIC.
7601 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7603 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7605 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7606 (avr_extra_arch_macro) Remove declatation.
7607 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7608 (avr_extra_arch_macro) Declare as static.
7609 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7611 2009-07-11 Jan Hubicka <jh@suse.cz>
7614 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7616 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7619 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7620 cold_in_std_section bits.
7621 (dwarf2out_begin_prologue): Initialize them.
7622 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7623 if already covered by text_section or cold_text_section range.
7625 PR rtl-optimization/40667
7626 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7627 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7628 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7629 * config/i386/i386.c (ix86_minimum_alignment): New function.
7630 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7631 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7632 * emit-rtl.c (gen_reg_rtx): Likewise.
7633 * function.c (assign_parms): Likewise. If nominal_type needs
7634 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7635 rather than passed_type's alignment.
7638 * function.c (assign_parm_setup_stack): Adjust
7639 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7640 from nominal_mode on big endian.
7642 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7644 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7646 2009-07-10 DJ Delorie <dj@redhat.com>
7648 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7650 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7652 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7654 (thumb2_cbnz): Likewise.
7656 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7659 * config.gcc (supported_defaults): Add synci.
7660 (with_synci): Add validation.
7661 (all_defaults): Add synci.
7662 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7665 * config/mips/mips.opt (msynci): New option.
7666 * config/mips/mips.c (mips_override_options): Warn on use of
7667 -msynci for targets that do now support it.
7668 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7670 * gcc/doc/invoke.texi (-msynci): Document the new option.
7671 * doc/install.texi (--with-synci): Document the new option.
7673 2009-07-10 Richard Guenther <rguenther@suse.de>
7675 PR tree-optimization/40496
7676 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7677 the PHI result with a compatible type.
7679 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7683 * c.opt (Wunused-result): New.
7684 * doc/invoke.texi: Document it.
7685 * c-common.c (c_warn_unused_result): Use it.
7687 2009-07-09 DJ Delorie <dj@redhat.com>
7689 * targhooks.c (default_target_can_inline_p): Rename from
7690 default_target_option_can_inline_p.
7691 * targhooks.h (default_target_can_inline_p): Likewise.
7692 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7693 TARGET_OPTION_CAN_INLINE_P.
7694 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7695 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7696 (mep_target_can_inline_p): Rename from
7697 mep_target_option_can_inline_p.
7700 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7701 registers used to pass vectors.
7703 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7705 2009-07-09 Tom Tromey <tromey@redhat.com>
7707 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7708 * config/mmix/mmix.c: Include dwarf2.h.
7709 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7710 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7711 * config/sh/sh.c: Include dwarf2.h.
7712 * config/i386/i386.c: Include dwarf2.h.
7713 * Makefile.in (DWARF2_H): Remove 'elf'.
7714 * except.c: Include dwarf2.h.
7715 * unwind-dw2.c: Include dwarf2.h.
7716 * dwarf2out.c: Include dwarf2.h.
7717 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7718 * unwind-dw2-fde.c: Include dwarf2.h.
7719 * dwarf2asm.c: Include dwarf2.h.
7721 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7723 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7724 (max_issue): Use it.
7725 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7727 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7728 (region_sched_info): Update.
7729 * sched-ebb.c (ebb_sched_info): Update.
7730 * modulo-sched.c (sms_sched_info): Update.
7731 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7733 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7735 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7737 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7739 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7741 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7744 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7745 arg1 with arg01 if arg1 is already INTEGER_CST.
7747 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7749 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7750 Transform (and (truncate)) into (truncate (and)).
7752 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7754 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7755 creating LHS paradoxical subregs. Fix surrounding returns to
7756 use NULL_RTX rather than 0.
7758 2009-07-08 DJ Delorie <dj@redhat.com>
7760 * config/mep/mep.c: (mep_option_can_inline_p): New.
7761 (TARGET_OPTION_CAN_INLINE_P): Define.
7763 2009-07-08 Mark Wielaard <mjw@redhat.com>
7766 * dwarf2out.c (add_data_member_location_attribute): When we have
7767 only a constant offset don't emit a new location description using
7768 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7771 2009-07-08 Richard Henderson <rth@redhat.com>
7774 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7775 (enum reg_class): Add CLOBBERED_REGS.
7776 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7777 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7778 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7779 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7780 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7781 force 64-bit sibcalls into R11.
7782 * config/i386/constraints.md (U): New constraint.
7783 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7784 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7785 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7787 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7789 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7791 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7792 * ebitmap.h (dump_ebitmap): Ditto.
7793 * optabs.h (optab_libfunc): Ditto.
7794 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7795 * tree-flow.h (vect_can_force_dr_alignment_p,
7796 get_vectype_for_scalar_type): Ditto.
7797 (vectorize_loops): Move prototype to ...
7798 * tree-vectorizer.h: ... here. Also, adjust comment.
7799 (vect_set_verbosity_level): Remove duplicate prototype.
7800 * tree-ssa-loop.c: Include tree-vectorizer.h.
7801 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7803 2009-07-08 Nick Clifton <nickc@redhat.com>
7805 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7808 2009-07-08 DJ Delorie <dj@redhat.com>
7810 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7811 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7812 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7814 * config/mep/intrinsics.md: Regenerated.
7815 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7816 registers when asm() or calls are detected.
7818 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7821 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7823 * gimple (gimple_build_call_from_tree): Likewise.
7824 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7825 no_warning flag before warning.
7827 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7829 * tree.c (set_expr_locus): Remove.
7830 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7831 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7833 * gimplify.c (internal_get_tmp_var): Likewise.
7834 (gimplify_call_expr): Likewise.
7835 (gimplify_one_sizepos): Likewise.
7837 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7840 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7841 to variables for debugging purposes.
7843 2009-06-23 Mark Loeser <mark@halcy0n.com>
7846 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7848 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7850 * pretty-print.c (pp_base_format): Remove %J.
7851 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7852 gcc_cxxdiag_char_table): Likewise.
7853 (init_dynamic_diag_info): Likewise.
7855 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7857 * pretty-print.c (pp_base_format): Remove %H.
7858 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7859 gcc_cxxdiag_char_table): Likewise.
7860 (init_dynamic_diag_info): Likewise.
7861 * config/mep/mep.c (mep_select_section): Likewise.
7863 2009-07-07 Duncan Sands <baldrick@free.fr>
7865 * final.c (pass_clean_state): Give the pass a name.
7866 * passes.c (pass_rest_of_compilation): Likewise.
7867 * tree-optimize.c (pass_all_optimizations): Likewise.
7869 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7871 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7872 an extra 'decl' for error_at.
7874 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7877 * tree-tailcall.c (adjust_return_value_with_ops,
7878 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7879 if it has complex or vector type.
7881 2009-07-07 Olivier Hainque <hainque@adacore.com>
7883 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7886 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7888 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7890 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7892 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7893 * c-decl.c: Likewise.
7894 * function.c: Likewise.
7895 * varasm.c: Likewise.
7896 * tree-ssa.c: Likewise.
7897 * c-common.c: Likewise.
7898 * tree-cfg.c: Likewise.
7899 * config/spu/spu.c: Likewise.
7900 * config/ia64/ia64.c: Likewise.
7901 * config/v850/v850.c: Likewise.
7903 2009-07-06 DJ Delorie <dj@redhat.com>
7905 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7906 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7907 unspecified accesses to control registers.
7908 * config/mep/intrinsics.md: Regenerate.
7909 * config/mep/intrinsics.h: Regenerate.
7910 * config/mep/mep-intrin.h: Regenerate.
7912 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7914 * c-lex.c: Replace %H by an explicit location. Update all calls.
7915 * c-common.c: Likewise.
7916 * c-decl.c: Likewise.
7917 * c-typeck.c: Likewise.
7918 * fold-const.c: Likewise.
7919 * gimplify.c: Likewise.
7921 * tree-cfg.c: Likewise.
7922 * tree-ssa-loop-niter.c: Likewise.
7923 * tree-vrp.c: Likewise.
7924 * value-prof.c: Likewise.
7926 2009-07-06 Diego Novillo <dnovillo@google.com>
7928 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7929 if it has one. Handle cases where VAR does not have an
7930 annotation or cfun is NULL.
7932 2009-07-06 Diego Novillo <dnovillo@google.com>
7934 * tree.c: Include debug.h.
7935 (initialize_tree_contains_struct): New.
7936 (init_ttree): Call it.
7937 (tree_node_structure_for_code): Factor out of ...
7938 (tree_node_structure): ... here.
7939 * treestruct.def (TS_PHI_NODE): Remove.
7940 (TS_GIMPLE_STATEMENT): Remove.
7942 2009-07-06 Diego Novillo <dnovillo@google.com>
7944 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7945 (debug_tree_chain): Handle cycles.
7947 2009-07-06 Nick Clifton <nickc@redhat.com>
7948 DJ Delorie <dj@redhat.com>
7950 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7951 __FMOVD_ENABLED__ is defined.
7953 (TARGET_FMOVD): Provide a default definition.
7954 (MASK_FMOVD): Likewise.
7955 (TARGET_CPU_CPP_BUILTINS): Define
7956 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7957 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7958 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7959 (split for DF load from memory into register): Also handle
7960 MEMs which consist of REG+DISP addressing.
7961 (split for DF store from register to memory): Likewise.
7962 (movsf_ie): Always use single fp_mode.
7963 * config/sh/sh.c (sh_override_options): Do not automatically
7964 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7965 that to the -mfmovd command line switch.
7966 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7967 (fldi_ok): Always allow.
7968 * config/sh/sh.opt (mfmovd): Remove this switch.
7969 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7971 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7972 Kaz Kojima <kkojima@gcc.gnu.org>
7974 PR rtl-optimization/30807
7975 * postreload.c (reload_combine): For every new use of REG_SUM,
7976 record the use of BASE.
7978 2009-07-06 Jan Hubicka <jh@suse.cz>
7980 * params.def: Revert my accidental commit at 2009-06-30.
7982 2009-07-04 Ian Lance Taylor <iant@google.com>
7985 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7987 (mingw_format_attribute_overrides): Likewise.
7989 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7992 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7993 don't check cfa.reg. Instead of cfa.indirect use
7994 fde && fde->drap_reg != INVALID_REGNUM test.
7996 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7998 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8000 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8003 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8005 2009-07-03 Richard Guenther <rguenther@suse.de>
8007 PR tree-optimization/40640
8008 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8011 2009-07-03 Jan Hubicka <jh@suse.cz>
8013 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8014 for size, reduce amount of inlining.
8016 2009-07-03 Richard Guenther <rguenther@suse.de>
8019 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8020 if t +- x is known to not overflow and the conversion widens the
8022 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8024 2009-07-03 Jan Hubicka <jh@suse.cz>
8026 * ipa-pure-const.c (analyze): Update loop optimizer init.
8027 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8028 try_remove_empty_loop, remove_empty_loops): Remove.
8029 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8030 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8031 to mark regular loops as neccesary.
8032 (degenerate_phi_p): New function.
8033 (propagate_necessity, remove_dead_phis): Use it.
8034 (forward_edge_to_pdom): Likewise.
8035 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8036 virtual PHI nodes that became unreachable.
8037 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8038 * tree-flow.h (remove_empty_loops): Remove.
8039 * passes.c (init_optimization_passes): Remove.
8041 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8043 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8044 can_create_pseudo_p.
8045 (*fix_trunc<mode>_i387_1): Ditto.
8046 (*floathi<mode>2_1): Ditto.
8047 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8048 (*fistdi2_1): Ditto.
8049 (*fist<mode>2_1): Ditto.
8050 (frndintxf2_floor): Ditto.
8051 (*fist<mode>2_floor_1): Ditto.
8052 (frndintxf2_ceil): Ditto.
8053 (*fist<mode>2_ceil_1): Ditto.
8054 (frndintxf2_trunc): Ditto.
8055 (frndintxf2_mask_pm): Ditto.
8056 (fxam<mode>2_i387_with_temp): Ditto.
8057 * config/i386/sse.md (mulv16qi3): Ditto.
8058 (*sse2_mulv4si3): Ditto.
8060 (sse4_2_pcmpestr): Ditto.
8061 (sse4_2_pcmpistr): Ditto.
8063 2009-07-03 Jan Hubicka <jh@suse.cz>
8065 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8066 (mark_stmt_necessary): Set it.
8067 (mark_operand_necessary): Set it.
8068 (mark_control_dependent_edges_necessary): Set it.
8069 (mark_virtual_phi_result_for_renaming): New function.
8070 (get_live_post_dom): New function.
8071 (forward_edge_to_pdom): New function.
8072 (remove_dead_stmt): Fix handling of control dependences.
8073 (tree_dce_init): Init new bitmap.
8074 (tree_dce_done): Free it.
8076 2009-07-02 Richard Guenther <rguenther@suse.de>
8079 * tree-ssa-structalias.c (new_var_info): Initialize
8082 2009-07-02 Jan Hubicka <jh@suse.cz>
8084 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8087 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8089 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8090 instead of recomputing it. Adjust calls.
8091 (emit_store_flag): Adjust recursive calls.
8093 2009-07-02 Richard Guenther <rguenther@suse.de>
8095 * tree-ssa-live.c (remove_unused_locals): Do not remove
8097 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8098 of DECL_EXTERNAL for HEAP variables.
8099 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8100 HEAP variables. Do not adjust RESTRICT vars.
8101 (find_what_var_points_to): Nobody cares if something
8104 2009-07-02 Ben Elliston <bje@au.ibm.com>
8106 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8107 pc_low and pc_high declarations to the top of the function.
8109 2009-07-01 DJ Delorie <dj@redhat.com>
8111 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8113 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8114 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8115 unspecified accesses to control registers.
8116 * config/mep/intrinsics.md: Regenerate.
8117 * config/mep/intrinsics.h: Regenerate.
8118 * config/mep/mep-intrin.h: Regenerate.
8120 2009-07-01 Anthony Green <green@moxielogic.com>
8122 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8123 instruction when possible.
8124 (moxie_expand_prologue): Ditto. Also, save an instruction and
8125 some complexity by popping off of $r12 instead of $sp.
8126 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8129 2009-07-01 Richard Henderson <rth@redhat.com>
8132 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8133 contained no insns, reposition note before last insn.
8135 2009-07-01 Richard Henderson <rth@redhat.com>
8138 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8139 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8141 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8144 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8145 darwin9 for printing reg addresses with %y.
8147 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8149 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8150 truncation from operands in binary operations.
8152 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8155 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8156 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8157 subreg of op0 to the original op0.
8159 * expmed.c (store_bit_field_1): Use a temporary as the destination
8160 instead of a paradoxical subreg when we need to truncate the result.
8162 2009-07-01 DJ Delorie <dj@redhat.com>
8164 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8165 names to VLIW variants.
8166 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8167 * config/mep/intrinsics.md: Regenerate.
8168 * config/mep/intrinsics.h: Regenerate.
8169 * config/mep/mep-intrin.h: Regenerate.
8171 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8174 * jump.c (returnjump_p): Revert last patch.
8175 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8177 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8180 * pa.md (casesi32p): Use jump table label to determine the offset
8182 (casesi64p): Likewise.
8184 * pa.c (forward_branch_p): Return bool type. Use instruction
8185 addresses when available. Assert that INSN has a jump label.
8186 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8189 2009-07-01 Richard Guenther <rguenther@suse.de>
8191 PR tree-optimization/19831
8192 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8193 that only act as barriers do not make any previous stores necessary.
8194 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8195 HEAP variables global, do not add a constraint from nonlocal.
8196 (find_func_aliases): Handle escapes through return statements.
8197 (compute_points_to_sets): Make escaped HEAP variables global.
8199 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8202 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8203 after reducing a DImode cstore to SImode.
8205 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8207 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8208 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8210 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8212 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8213 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8215 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8216 and umod_optab if TARGET_BSD_DIVMOD.
8217 * config/vax/lib1funcs.asm: New file.
8218 * config/vax/t-linux: New file.
8219 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8221 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8224 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8225 to type arguments that have void type.
8228 * dwarf2out.c (gen_formal_parameter_die): Call
8229 equate_decl_number_to_die if node is different from origin.
8231 2009-06-30 Anthony Green <green@moxielogic.com>
8233 Clean up moxie port for --enable-build-with-cxx.
8234 * config/moxie/moxie.c (moxie_function_value): First two
8235 parameters are const_tree, not tree.
8236 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8237 (REG_CLASS_NAMES): Ditto.
8238 (REGNO_REG_CLASS): Ditto.
8239 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8240 (moxie_function_value): Fix constyness of arguments.
8242 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8244 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8245 finalize_size_functions before further processing.
8246 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8247 (variable_size): Call self_referential_size on size expressions
8248 that contain a PLACEHOLDER_EXPR.
8249 (size_functions): New static variable.
8250 (copy_self_referential_tree_r): New static function.
8251 (self_referential_size): Likewise.
8252 (finalize_size_functions): New global function.
8253 * tree.c: Include tree-inline.h.
8254 (push_without_duplicates): New static function.
8255 (find_placeholder_in_expr): New global function.
8256 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8258 <tcc_expression>: Likewise.
8259 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8260 the call in the expression.
8261 * tree.h (finalize_size_functions): Declare.
8262 (find_placeholder_in_expr): Likewise.
8263 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8264 (substitute_placeholder_in_expr): Update comment.
8265 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8267 (copy_tree_body_r): Likewise.
8268 (copy_tree_body): New static function.
8269 (maybe_inline_call_in_expr): New global function.
8270 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8271 (maybe_inline_call_in_expr): Declare.
8272 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8273 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8276 2009-06-30 Richard Guenther <rguenther@suse.de>
8278 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8280 (propagate_necessity): Do not mark reaching defs of stores
8283 2009-06-30 Jan Hubicka <jh@suse.cz>
8285 * cfgloopanal.c (check_irred): Move into ...
8286 (mark_irreducible_loops): ... here; return true if ireducible
8288 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8289 (analyze_function): Try to prove loop finiteness.
8290 * cfgloop.h (mark_irreducible_loops): Update prototype.
8291 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8293 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8295 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8297 2009-06-30 Ira Rosen <irar@il.ibm.com>
8299 PR tree-optimization/40542
8300 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8303 2009-06-30 Martin Jambor <mjambor@suse.cz>
8305 PR tree-optimization/40582
8306 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8307 than useless_type_conversion_p.
8308 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8311 2009-06-30 Martin Jambor <mjambor@suse.cz>
8314 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8316 2009-06-30 Richard Guenther <rguenther@suse.de>
8318 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8319 use ao_ref references.
8320 (walk_aliased_vdefs): Likewise.
8321 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8322 * tree-ssa-dce.c (struct ref_data): Remove.
8323 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8324 (mark_aliased_reaching_defs_necessary): Adjust.
8325 (mark_all_reaching_defs_necessary_1): Likewise.
8327 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8330 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8331 (emit_store_flag_1): Extract from emit_store_flag, adjust
8332 calls to (what now is) emit_cstore.
8333 (emit_store_flag): Call emit_store_flag_1 and also use it
8334 for what used to be recursive calls.
8336 2009-06-30 Wei Guozhi <carrot@google.com>
8339 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8340 if the target bb post dominates from bb.
8341 * config/i386/i386.c (memory_address_length): Check existence of base
8342 register before using it.
8344 2009-06-30 Nick Clifton <nickc@redhat.com>
8345 DJ Delorie <dj@redhat.com>
8347 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8348 __FMOVD_ENABLED__ is defined.
8350 (TARGET_FMOVD): Provide a default definition.
8351 (MASK_FMOVD): Likewise.
8352 (TARGET_CPU_CPP_BUILTINS): Define
8353 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8354 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8355 two fmov instructions depending upon whether TARGET_FMOVD is
8357 (split for DF load from memory into register): Also handle
8358 MEMs which consist of REG+DISP addressing.
8359 (split for DF store from register to memory): Likewise.
8360 * config/sh/sh.opt (mfmovd): Remove this switch.
8361 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8362 * config/sh/sh.c (sh_override_options): Do not automatically
8363 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8364 that to the -mfmovd command line switch.
8366 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8368 (fldi_ok): Always allow.
8369 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8371 2009-06-29 DJ Delorie <dj@redhat.com>
8373 * doc/install.texi (mep-x-elf): Correct chip's full name.
8375 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8377 * doc/extend.texi: Fix typo.
8379 2009-06-29 Tom Tromey <tromey@redhat.com>
8382 * Makefile.in (DWARF2_H): New variable.
8384 (dwarf2out.o): Likewise.
8385 (dwarf2asm.o): Likewise.
8386 * config/i386/t-i386: Use DWARF2_H.
8387 * except.c: Include elf/dwarf2.h.
8388 * unwind-dw2.c: Include elf/dwarf2.h.
8389 * dwarf2out.c: Include elf/dwarf2.h.
8390 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8391 <dtprel>: New field.
8392 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8393 (size_of_loc_descr): Likewise.
8394 (output_loc_operands_raw): Likewise.
8395 (output_loc_operands): Handle new dtprel field.
8396 (loc_checksum): Update.
8397 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8398 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8399 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8400 * dwarf2asm.c: Include elf/dwarf2.h.
8401 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8402 * config/mmix/mmix.c: Include elf/dwarf2.h.
8403 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8404 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8405 * config/sh/sh.c: Include elf/dwarf2.h.
8406 * config/i386/i386.c: Include elf/dwarf2.h.
8408 2009-06-29 DJ Delorie <dj@redhat.com>
8410 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8412 * doc/extend.texi: Add MeP attributes and pragmas.
8413 * doc/invoke.text: Add MeP Options.
8414 * doc/contrib.texi: Add MeP contribution.
8415 * doc/md.texi: Add MeP constraints.
8416 * doc/install.texi: Add MeP target.
8418 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8420 * target.h (struct gcc_target): Add frame_pointer_required field.
8421 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8422 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8423 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8425 * reload1.c (update_eliminables): (Ditto.).
8426 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8427 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8428 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8430 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8432 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8433 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8434 (arm_frame_pointer_required): New function.
8436 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8437 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8438 (avr_frame_pointer_required_p): Declare as static.
8439 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8441 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8442 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8443 (bfin_frame_pointer_required): Make as static, change return type
8445 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8447 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8448 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8449 (cris_frame_pointer_required): New function.
8451 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8453 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8454 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8455 (fr30_frame_pointer_required): New function.
8457 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8458 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8459 (frv_frame_pointer_required): Make as static, change return type
8461 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8463 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8464 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8465 (ix86_frame_pointer_required): Make as static, change return type to
8467 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8469 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8470 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8472 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8474 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8476 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8478 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8479 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8480 (mips_frame_pointer_required): Make as static.
8481 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8483 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8484 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8485 (mmix_frame_pointer_required): Mew function.
8487 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8488 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8490 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8492 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8494 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8496 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8497 (CAN_ELIMINATE): Redefine.
8498 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8499 (sparc_frame_pointer_required): New function.
8500 (sparc_can_eliminate): New function.
8501 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8503 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8504 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8506 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8507 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8508 (xtensa_frame_pointer_required): Make as static, change return type
8510 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8513 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8515 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8516 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8517 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8518 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8519 (register_callback): Handle PLUGIN_START_UNIT.
8520 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8522 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8524 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8526 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8527 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8529 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8531 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8534 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8536 * doc/extend.texi (Additional Floating Types): __float128 is also
8537 supported on i386 targets.
8539 2009-06-29 Richard Guenther <rguenther@suse.de>
8542 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8544 (pt_solutions_same_restrict_base): Declare.
8545 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8547 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8548 (make_constraint_from, make_copy_constraint): Move earlier.
8549 (make_constraint_from_heapvar): New function.
8550 (make_constraint_from_restrict): Likewise.
8551 (handle_lhs_call): Use it.
8552 (find_func_aliases): Use it to track conversions to restrict
8554 (struct fieldoff): Add only_restrict_pointers flag.
8555 (push_fields_onto_fieldstack): Initialize it.
8556 (create_variable_info_for): Track global restrict qualified pointers.
8557 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8558 Track restrict qualified pointer arguments.
8559 (set_uids_in_ptset): Use varinfo is_global_var flag.
8560 (find_what_var_points_to): Set the vars_contains_restrict flag.
8561 Always create the points-to solution for sets including restrict tags.
8562 (pt_solutions_same_restrict_base): New function.
8563 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8564 qualified pointers use pt_solutions_same_restrict_base as
8565 additional source for disambiguation.
8567 2009-06-29 Richard Guenther <rguenther@suse.de>
8570 * alias.c (find_base_decl): Remove.
8571 (get_deref_alias_set_1): Remove restrict handling.
8572 * c-common.c (c_apply_type_quals_to_decl): Do not set
8573 DECL_POINTER_ALIAS_SET.
8574 * gimplify.c (find_single_pointer_decl_1): Remove.
8575 (find_single_pointer_decl): Likewise.
8576 (internal_get_tmp_var): Remove restrict handling.
8577 (gimple_regimplify_operands): Likewise.
8578 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8579 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8580 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8581 * tree.c (restrict_base_for_decl): Remove.
8582 (init_ttree): Do not allocate it.
8583 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8584 LABEL_DECL_UID for label decls.
8585 (copy_node_stat): Do not copy restrict information.
8586 (decl_restrict_base_lookup): Remove.
8587 (decl_restrict_base_insert): Likewise.
8588 (print_restrict_base_statistics): Likewise.
8589 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8590 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8591 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8592 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8593 (LABEL_DECL_UID): Adjust.
8594 (DECL_BASED_ON_RESTRICT_P): Remove.
8595 (DECL_GET_RESTRICT_BASE): Likewise.
8596 (SET_DECL_RESTRICT_BASE): Likewise.
8597 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8599 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8600 instead of DECL_POINTER_ALIAS_SET.
8601 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8602 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8603 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8605 2009-06-29 Richard Guenther <rguenther@suse.de>
8607 PR tree-optimization/40579
8608 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8609 the IL to simplify has constants that overflowed.
8611 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8613 PR tree-optimization/40550
8614 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8615 vector_compute_type only when the size of vector_compute_type is
8616 less than the size of type.
8618 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8620 * fold-const.c (contains_label_1): Fix comments.
8621 (contains_label_p): Do not walk trees multiple time.
8623 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8625 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8626 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8627 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8628 ix86_fp_comparison_operator.
8629 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8630 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8631 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8632 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8633 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8634 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8635 (related splits): Change predicate to ix86_fp_comparison_operator.
8636 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8637 instead of ix86_fp_comparison_codes.
8638 (ix86_trivial_fp_comparison_operator,
8639 ix86_fp_comparison_operator): New.
8640 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8641 (ix86_expand_compare): Eliminate last two parameters.
8642 (ix86_fp_jump_nontrivial_p): Kill.
8643 * config/i386/i386.c (put_condition_code): Eliminate call to
8644 ix86_fp_comparison_codes and subsequent assertion.
8645 (ix86_fp_comparison_codes): Eliminate.
8646 (ix86_fp_swap_condition): New.
8647 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8648 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8649 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8650 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8651 and ix86_fp_swap_condition.
8652 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8653 Use ix86_fp_comparison_strategy.
8654 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8655 (ix86_fp_jump_nontrivial_p): Eliminate.
8656 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8657 call to ix86_expand_compare.
8658 (ix86_split_fp_branch, ix86_expand_setcc,
8659 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8660 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8662 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8664 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8665 related to jump_clobbers.
8666 * config/arm/arm.md (conds): Remove jump_clob case.
8667 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8668 splits): Change comparison_operator to arm_comparison_operator.
8669 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8672 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8674 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8675 condition for floating point modes.
8676 * expmed.c (emit_store_flag_1): Move here a bigger part
8678 (emit_store_flag): Try swapping the condition for floating point
8680 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8682 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8684 * expr.c (expand_expr_real_1): Just use do_store_flag.
8685 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8686 emit_store_flag_force.
8687 * expmed.c (emit_store_flag_force): Copy here trick
8688 previously in expand_expr_real_1. Try reversing the comparison.
8689 (emit_store_flag_1): Work if target is NULL.
8690 (emit_store_flag): Work if target is NULL, using the result mode
8691 from the comparison. Use split_comparison, restructure final part
8692 to simplify conditionals.
8694 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8696 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8697 * dojump.c (do_jump): Change handling of floating-point
8698 ops to use just do_compare_and_jump.
8699 (split_comparison): New.
8700 (do_compare_rtx_and_jump): Add here logic coming previously
8701 in do_jump, using split_comparison.
8703 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8706 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8708 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8710 * tree-ssa-alias.c: Fix unintentional commit.
8712 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8714 * passes.c (execute_one_pass): Fix unintentional commit.
8716 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8718 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8719 (df_rd_local_compute, df_md_local_compute): Inline them.
8721 (df_md_scratch): New.
8722 (df_md_alloc, df_md_free): Allocate/free it.
8723 (df_md_local_compute): Only include live registers in init.
8724 (df_md_transfer_function): Prune the in-set computed by
8725 the confluence function, and the gen-set too.
8727 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8729 PR rtl-optimization/26854
8730 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8731 * df-problems.c (df_rd_add_problem): Fix comment.
8732 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8733 df_md_simulate_artificial_defs_at_top,
8734 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8735 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8736 df_md_transfer_function, df_md_init, df_md_confluence_0,
8737 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8738 problem_MD, df_md_add_problem): New.
8739 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8740 df_md_get_bb_info): New.
8741 (DF_LAST_PROBLEM_PLUS1): Adjust.
8743 * Makefile.in (fwprop.o): Include domwalk.h.
8744 * fwprop.c: Include domwalk.h.
8745 (reg_defs, reg_defs_stack): New.
8746 (bitmap_only_bit_between): Remove.
8747 (process_defs): New.
8748 (process_uses): Use reg_defs and local_md instead of
8749 bitmap_only_bit_between and local_rd.
8750 (single_def_use_enter_block): New, from build_single_def_use_links.
8751 (single_def_use_leave_block): New.
8752 (build_single_def_use_links): Remove code moved to
8753 single_def_use_enter_block, invoke domwalk.
8754 (use_killed_between): Adjust comment.
8756 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8758 * bitmap.h (bitmap_ior_and_into): New.
8759 * bitmap.c (bitmap_ior_and_into): New.
8761 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8763 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8764 before_dom_children_before_stmts and after_dom_children_after_stmts.
8765 Rename the two remaining callbacks to just before_dom_children and
8766 after_dom_children. Remove other GIMPLE statement walking bits.
8767 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8768 * graphite.c: Do not include domwalk.h.
8769 * tree-into-ssa.c (interesting_blocks): New global.
8770 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8771 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8772 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8773 now that they're not domwalk callbacks.
8774 (rewrite_initialize_block): Rename to...
8775 (rewrite_enter_block): ... this, place after called functions. Test
8776 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8777 (rewrite_finalize_block): Rename to...
8778 (rewrite_leave_block): ... this, place after called functions.
8779 (rewrite_update_init_block): Rename to...
8780 (rewrite_update_enter_block): ... this, place after called functions.
8781 Test interesting_blocks, call rewrite_update_stmt and
8782 rewrite_update_phi_arguments.
8783 (rewrite_update_fini_block): Rename to...
8784 (rewrite_leave_block): ... this, place after called functions.
8785 (rewrite_blocks): Remove last argument, simplify initialization of
8787 (mark_def_sites_initialize_block): Rename to...
8788 (mark_def_sites_block): ... this, call mark_def_sites.
8789 (mark_def_sites_blocks): Remove argument, simplify initialization of
8791 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8792 (update_ssa): Likewise.
8793 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8795 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8796 (dom_opt_initialize_block): Rename to...
8797 (dom_opt_enter_block): ... this, place after called functions. Walk
8798 statements here, inline propagate_to_outgoing_edges.
8799 (dom_opt_finalize_block): Rename to...
8800 (dom_opt_leave_block): ... this, place after called functions.
8801 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8803 (dse_enter_block, dse_record_phi): New.
8804 (dse_record_phis): Delete.
8805 (dse_finalize_block): Rename to...
8806 (dse_leave_block): ... this.
8807 (tree_ssa_dse): Simplify initialization of walk_data.
8808 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8809 Adjust initialization of walk_data.
8810 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8811 * tree-ssa-loop-phiopt.c (get_non_trapping):
8812 Adjust initialization of walk_data.
8813 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8814 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8815 it's not a domwalk callback.
8816 (uncprop_initialize_block): Rename to...
8817 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8818 (dse_finalize_block): Rename to...
8819 (dse_leave_block): ... this.
8820 (tree_ssa_uncprop): Simplify initialization of walk_data.
8821 * Makefile.in: Adjust dependencies.
8823 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8825 * arm.md (casesi): Fix test for Thumb1.
8826 (thumb1_casesi_internal_pic): Likewise.
8827 (thumb1_casesi_dispatch): Likewise.
8829 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8831 * config/arm/arm-cores.def: Added core cortex-m0.
8832 * config/arm/arm-tune.md: Regenerated.
8833 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8835 2009-06-26 DJ Delorie <dj@redhat.com>
8837 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8839 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8840 the scheduler doesn't tag jump insns.
8842 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8844 * c-decl.c (merge_decls): Re-indent.
8846 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8849 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8850 Special-case decimal float constants.
8852 2009-06-26 Richard Henderson <rth@redhat.com>
8854 * function.h (struct function): Add cannot_be_copied_reason,
8855 and cannot_be_copied_set.
8856 * tree-inline.c (has_label_address_in_static_1): Rename from
8857 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8858 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8859 don't set inline_forbidden_reason.
8860 (copy_forbidden): New function, split out of inline_forbidden_p.
8861 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8862 (inline_forbidden_p): Use copy_forbidden.
8863 (tree_versionable_function_p): Likewise.
8864 (inlinable_function_p): Merge into tree_inlinable_function_p.
8865 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8866 * ipa-cp.c (ipcp_versionable_function_p): New function.
8867 (ipcp_cloning_candidate_p): Use it.
8868 (ipcp_node_modifiable_p): Likewise.
8870 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8872 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8873 that is marked not to be inlined. Remove flag_mudflap use.
8874 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8875 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8877 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8880 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8881 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8883 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8885 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8887 (__mingwthr_remove_key_dtor): Likewise.
8889 2009-06-26 Richard Guenther <rguenther@suse.de>
8891 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8893 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8896 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8897 try the non-cond_exec path also.
8899 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8902 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8903 (output_cbranch): Use new functions.
8904 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8907 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8908 Pat Haugen <pthaugen@us.ibm.com>
8909 Revital Eres <ERES@il.ibm.com>
8911 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8912 for %c error. Add %x support to print VSX registers as a unified
8913 register set, instead of separate float and altivec registers.
8914 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8915 %y case, and add support for VSX pre-modify addresses.
8916 (output_toc): Add assert for CONST containing an integer constant
8918 (rs6000_adjust_cost): Add POWER7 support.
8919 (insn_must_be_first_in_group): Ditto.
8920 (insn_must_be_last_in_group): Ditto.
8921 (rs6000_emit_popcount): Ditto.
8922 (rs6000_vector_mode_supported_p): Ditto.
8924 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8925 Change some of the functions called by macros to being called
8926 through a pointer, so debug functions can be inserted if
8927 -mdebug=addr or -mdebug=cost.
8928 (rs6000_preferred_reload_class_ptr): Ditto.
8929 (rs6000_secondary_reload_class_ptr): Ditto.
8930 (rs6000_secondary_memory_needed_ptr): Ditto.
8931 (rs6000_cannot_change_mode_class_ptr): Ditto.
8932 (rs6000_secondary_reload_inner): Ditto.
8933 (rs6000_legitimize_reload_address): Ditto.
8934 (rs6000_legitimize_reload_address_ptr): Ditto.
8935 (rs6000_mode_dependent_address): Ditto.
8936 (rs6000_mode_dependent_address_ptr): Ditto.
8938 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8939 function to return true if the mode allows reg + integer
8941 (virtual_stack_registers_memory_p): New function to return true if
8942 the address refers to a virtual stack register.
8943 (rs6000_legitimate_offset_address_p): Move code to say whether a
8944 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8946 (rs6000_legitimate_address_p): Add checks for modes that only can
8947 do reg+reg addressing. Start adding VSX support.
8948 (rs6000_legitimize_reload_address): Ditto.
8949 (rs6000_legitimize_address): Ditto.
8950 (rs6000_debug_legitimate_address_p): New debug functions for
8951 -mdebug=addr and -mdebug=cost.
8952 (rs6000_debug_rtx_costs): Ditto.
8953 (rs6000_debug_address_costs): Ditto.
8954 (rs6000_debug_adjust_cost): Ditto.
8955 (rs6000_debug_legitimize_address): Ditto.
8956 (rs6000_legitimize_reload_address_ptr): Point to call normal
8957 function or debug function. Make functions called via pointer
8959 (rs6000_mode_dependent_address_ptr): Ditto.
8960 (rs6000_secondary_reload_class_ptr): Ditto.
8961 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8962 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8963 into a friendlier error.
8964 (rs6000_init_builtins): Add initial VSX support.
8965 (rs6000_adjust_cost): Fix some spacing issues.
8967 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8968 (REG_CLASS_NAMES): Ditto.
8969 (REG_CLASS_CONTENTS): Ditto.
8970 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8971 pointer, to add -mdebug=addr support.
8972 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8973 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8974 -mdebug=addr support.
8975 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8976 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8977 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8979 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8981 (bswapsi*): Set attribute types for load/store. Add combiner
8982 patterns to eliminate zero extend on 64-bit.
8983 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8984 stdbrx if the hardware supports those instructions.
8986 2009-06-25 Ian Lance Taylor <iant@google.com>
8988 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8989 (Link Options): Document -static-libstdc++.
8991 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8994 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8995 DATA_ALIGNMENT instead.
8997 2009-06-25 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9000 indirect references against the callused/escaped solutions.
9001 (call_may_clobber_ref_p_1): Likewise.
9003 2009-06-25 Martin Jambor <mjambor@suse.cz>
9005 PR tree-optimization/40493
9006 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9007 (enum unscalarized_data_handling): New type.
9008 (handle_unscalarized_data_in_subtree): Return what has been done.
9009 (load_assign_lhs_subreplacements): Handle left flushes differently.
9010 (sra_modify_assign): Use unscalarized_data_handling, simplified
9011 condition determining whether to remove the statement.
9013 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9015 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9016 excerpt - @ should be doubled for texinfo.
9018 2009-06-24 Ian Lance Taylor <iant@google.com>
9020 * config/arc/arc.c: Include "df.h".
9021 (arc_attribute_table): Make static. Move higher in file.
9022 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9023 (output_shift): Initialize n later to avoid warning.
9024 * config/arm/arm.c (arm_attribute_table): Make static. Move
9026 * config/avr/avr.c (avr_attribute_table): Make static. Move
9028 (reg_class_tab): Change array type from int to enum reg_class.
9029 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9031 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9032 (lshrhi3_out): Likewise.
9033 (class_likely_spilled_p): Change return type to bool.
9034 (avr_rtx_costs): Use local code variable with enum type.
9035 * config/avr/avr.md (movmemhi): Use add_reg_note.
9036 (andhi3, andsi3): Don't use AS2 with "and".
9037 (iorhi3, iorsi3): Don't use AS2 with "or".
9038 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9039 * config/crx/crx.c: Include "df.h".
9040 (crx_attribute_table): Make static.
9041 * config/m32r/m32r.c: Include "df.h".
9042 (m32r_attribute_table): Make static. Move higher in file.
9043 (pop): Use add_reg_note.
9044 (block_move_call): Change 0 to LCT_NORMAL in function call.
9045 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9046 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9047 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9048 declare, not just when TREE_CODE is defined.
9049 * config/m68hc11/m68hc11.c: Include "expr.h".
9050 (m68hc11_attribute_table): Make static. Move higher in file.
9051 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9053 (m68hc11_register_indirect_p): Likewise.
9054 (m68hc11_function_arg_padding): Change return type to enum
9056 (emit_move_after_reload): Use add_reg_note.
9057 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9058 (m68hc11_split_logical): Likewise.
9059 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9061 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9062 to VOIDmode in function call.
9063 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9065 (m68hc11_split_logical): Update declaration.
9066 (m68hc11_function_arg_padding): Update declaration.
9067 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9068 to array of enum reg_class.
9069 (mcore_attribute_table): Make static. Move higher in file.
9070 (mcore_rtx_costs): Add cast to enum type.
9071 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9072 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9073 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9075 * config/sh/predicates.md (trapping_target_operand): Rename and to
9077 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9079 * config/spu/spu.c (spu_attribute_table): Make static. Move
9081 * config/v850/v850.c (v850_attribute_table): Make static. Move
9083 (v850_rtx_costs): Use local code with enum type.
9084 (expand_epilogue): Add cast.
9085 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9087 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9090 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9091 -m2a-single-only and -m2a-nofpu.
9092 * config/sh/sh.opt: Document m2a generates FPU code.
9094 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9096 * defaults.h (CAN_ELIMINATE): Provide default.
9097 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9098 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9099 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9100 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9101 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9102 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9103 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9104 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9105 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9106 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9108 2009-06-24 DJ Delorie <dj@redhat.com>
9110 * mep-ext-cop.cpu: Fix copyright notice.
9111 * mep-default: Fix copyright notice.
9112 * mep-core: Fix copyright notice.
9113 * mep: Fix copyright notice.
9114 * mep-ivc2: Fix copyright notice.
9115 * mep-c5: Fix copyright notice.
9117 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9119 * doc/contrib.texi (Contributors):
9121 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9124 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9125 src and dst operands if necessary.
9127 2009-06-23 DJ Delorie <dj@redhat.com>
9130 * config.gcc: Add mep support.
9131 * recog.c: Resurrect validate_replace_rtx_subexp().
9132 * recog.h: Likewise.
9133 * config/mep/: Add new port:
9134 * config/mep/constraints.md: New file.
9135 * config/mep/default.h: New file.
9136 * config/mep/intrinsics.h: New file.
9137 * config/mep/intrinsics.md: New file.
9138 * config/mep/ivc2-template.h: New file.
9139 * config/mep/mep-c5.cpu: New file.
9140 * config/mep/mep-core.cpu: New file.
9141 * config/mep/mep-default.cpu: New file.
9142 * config/mep/mep-ext-cop.cpu: New file.
9143 * config/mep/mep-intrin.h: New file.
9144 * config/mep/mep-ivc2.cpu: New file.
9145 * config/mep/mep-lib1.asm: New file.
9146 * config/mep/mep-lib2.c: New file.
9147 * config/mep/mep-pragma.c: New file.
9148 * config/mep/mep-protos.h: New file.
9149 * config/mep/mep-tramp.c: New file.
9150 * config/mep/mep.c: New file.
9151 * config/mep/mep.cpu: New file.
9152 * config/mep/mep.h: New file.
9153 * config/mep/mep.md: New file.
9154 * config/mep/mep.opt: New file.
9155 * config/mep/predicates.md: New file.
9156 * config/mep/t-mep: New file.
9158 2009-06-23 Ian Lance Taylor <iant@google.com>
9160 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9161 from loose_warn into c_loose_warn and from strict_warn into
9162 c_strict_warn. Set and substitute warn_cxxflags. Check for
9163 --enable-build-with-cxx. Set and substitute
9164 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9165 * Makefile.in (CXXFLAGS): New variable.
9166 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9167 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9168 the default is the same as $(STRICT_WARN).
9169 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9170 (CXX): New variable.
9171 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9172 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9173 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9174 (HOST_LIBS): New variable.
9175 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9176 (ALL_CXXFLAGS): New variable.
9177 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9178 * doc/install.texi (Configuration): Document
9179 --enable-build-with-cxx, --with-stage1-ldflags,
9180 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9181 * configure: Rebuild.
9183 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9185 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9186 from previous commit.
9188 2009-06-23 Ian Lance Taylor <iant@google.com>
9190 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9192 2009-06-23 Ian Lance Taylor <iant@google.com>
9194 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9195 with ATTRIBUTE_UNUSED.
9197 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9198 Pat Haugen <pthaugen@us.ibm.com>
9199 Revital Eres <eres@il.ibm.com>
9201 * config.in (HAVE_AS_POPCNTD): Add default definition.
9202 (HAVE_AS_LWSYNC): Ditto.
9204 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9206 (gcc_cv_as_powerpc_cmpb): Ditto.
9207 (gcc_cv_as_powerpc_dfp): Ditto.
9208 (gcc_cv_as_powerpc_vsx): Ditto.
9209 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9210 supporting the popcntd/lwsync instructions.
9211 (gcc_cv_as_powerpc_lwsync): Ditto.
9212 * configure: Regenerate.
9214 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9215 -mcpu=native and -mcpu=power7.
9216 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9218 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9219 a variable instead of a mask to reduce the number of mask bits.
9220 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9221 (-mbit-word): Ditto.
9222 (-mregnames): Ditto.
9223 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9224 (-mfused-madd): Ditto.
9226 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9228 (-mvsx): New switch for VSX instructions.
9229 (-misel): Move from a variable to a mask to allow it to be set by
9232 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9233 function declaration to an array declaration.
9234 (rs6000_hard_regno_nregs): New external array declaration.
9236 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9237 files included by rs6000.md.
9239 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9240 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9242 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9244 (rs6000_debug_reg): New -mdebug= variables.
9245 (rs6000_debug_addr): Ditto.
9246 (rs6000_debug_cost): Ditto.
9247 (rs6000_pmode): New variable to hold Pmode.
9248 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9249 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9250 calculated at compiler start.
9251 (rs6000_hard_regno_nregs): Change function to an array which holds
9252 HARD_REGNO_NREGS calculated at compiler start.
9253 (rs6000_explicit_options): Delete isel field.
9254 (rs6000_vector_unit): New array to hold which vector unit
9255 supports arithmetic options for a given type.
9256 (rs6000_vector_mem): New array to hold which vector unit supports
9257 memory reference operations for a given type.
9258 (rs6000_vector_align): New array to given the alignment of each
9260 (power7_cost): New basic costs for power7.
9261 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9262 (rs6000_hard_regno_nregs_internal): New function, moved from
9263 HARD_REGNO_NREGS, to calculate the number of registers each hard
9264 register takes for each type.
9265 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9266 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9267 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9268 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9269 unit information here so it is calculated once at compiler startup
9271 (rs6000_override_options): Make -misel a target mask. Add more
9272 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9273 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9275 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9276 (rs6000_handle_option): Move -misel from variable to target mask.
9277 (rs6000_builtin_mask_for_load): Add VSX support.
9278 (rs6000_conditional_register_usage): Ditto.
9279 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9280 (function_arg_boundary): Ditto.
9281 (rs6000_expand_builtin): Ditto.
9282 (def_builtin): Make abort message a little friendlier.
9283 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9285 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9286 assembler support the popcntd instruction instead of a vsx
9287 instruction to enable power7 support.
9288 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9289 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9290 option to the assembler if -mcpu=native.
9291 (ASM_CPU_NATIVE_SPEC): Ditto.
9292 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9294 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9295 the lwsync instruction.
9296 (enum processor_type): Add PROCESSOR_POWER7.
9297 (rs6000_debug_reg): New -mdebug= options.
9298 (rs6000_debug_addr): Ditto.
9299 (rs6000_debug_cost): Ditto.
9300 (rs6000_isel): Delete.
9301 (enum rs6000_vector): New enum to say what vector unit we have.
9302 (VECTOR_UNIT_*): New macros to say which vector unit has
9303 arithmetic operations for a given type.
9304 (VECTOR_MEM_*): New macros to say which vector unit has memory
9305 operations for a given type.
9306 (TARGET_LDBRX): Whether the machine supports the ldbrx
9308 (TARGET_ISEL): Delete, -misel moved to be a mask.
9309 (TARGET_ISEL64): New macro for 64-bit isel support.
9310 (UNITS_PER_VSX_WORD): New macro.
9311 (POINTER_SIZE): Move to be an external variable, rather than
9312 calculating whether we are generating 32 ot 64-bit code.
9314 (STACK_BOUNDARY): Add VSX support.
9315 (LOCAL_ALIGNMENT): Ditto.
9316 (SLOW_UNALIGNED_ACCESS): Ditto.
9317 (VSX_REGNO_P): New macro for VSX support.
9318 (VFLOAT_REGNO_P): Ditto.
9319 (VINT_REGNO_P): Ditto.
9320 (VLOGICAL_REGNO_P): Ditto.
9321 (VSX_VECTOR_MODE): Ditto.
9322 (VSX_SCALAR_MODE): Ditto.
9324 (VSX_MOVE_MODE): Ditto.
9325 (VSX_REG_CLASS_P): Ditto.
9326 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9328 (UNITS_PER_SIMD_WORD): Add VSX support.
9329 (MODES_TIEABLE_P): Ditto.
9330 (STARTING_FRAME_OFFSET): Ditto.
9331 (STACK_DYNAMIC_OFFSET): Ditto.
9332 (EPILOGUE_USES): Ditto.
9333 (REGNO_REG_CLASS): Move to array lookup.
9334 (CLASS_MAX_NREGS): Ditto.
9335 (rs6000_vector_reg_class): Add declaration.
9336 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9337 overlap with the floating point and Altivec registers.
9339 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9341 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9342 give the appropriate asm switches if -mcpu=native.
9343 (host_detect_local_cpu): Add support for "asm".
9344 (host_detect_local_cpu): Follow GNU code guidelines for name.
9346 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9347 -mbit-word to a variable instead of being a target mask.
9349 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9350 emit the lwsync instruction instead of emitting the instruction as
9351 an integer constant.
9353 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9354 fixuns_trundfsi2, move expander into rs6000.md.
9356 * config/rs6000/rs6000.md (cpu): Add power7.
9357 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9358 (logical predicate patterns): Change the single instruction
9359 primitives that set CR0 to be fast_compare instead of compare.
9361 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9362 (popcntddi2): Ditto.
9363 (popcount<mode>): Ditto.
9364 (floating multiply/add insns): Name the floating point
9366 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9367 (isel_unsigned_<mode>): Ditto.
9368 (fixuns_trundfsi2): Move expander here from spe.md.
9369 (smindi3): Define if we have -misel on 64-bit systems.
9374 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9376 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9378 * config/avr/avr.c (avr_current_device): New variable.
9379 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9380 (avr_arch, mcu_type_s): Move to avr.h.
9381 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9382 default_data_section_start fields.
9383 (avr_arch): Moved from avr.c.
9384 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9385 library_name fields.
9386 (avr_current_device, avr_mcu_types, avr_arch_types,
9387 avr_device_to_arch, avr_device_to_data_start,
9388 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9389 (EXTRA_SPEC_FUNCTIONS): Define.
9390 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9391 options mapping. Use device_to_arch and device_to_data_start insted.
9392 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9393 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9394 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9395 * config/avr/driver-avr.c: New file.
9396 * config/avr/avr-devices.c: New file.
9398 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9400 * var-tracking.c (unshare_variable): Force initialized to
9401 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9402 (set_variable_part): Likewise.
9403 (struct variable_union_info): Remove pos_src field.
9404 (vui_vec, vui_allocated): New variables.
9405 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9406 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9407 == 1 use a simpler sorting algorithm. Compute pos field right
9408 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9409 Avoid quadratic comparison if !flag_var_tracking_uninit.
9410 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9411 unshare_variable unconditionally.
9412 (dataflow_set_different_2): Removed.
9413 (dataflow_set_different): Don't traverse second hash table.
9414 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9415 unconditionally to var_reg_set or var_mem_set.
9416 (emit_notes_in_bb): Likewise.
9417 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9419 (emit_note_insn_var_location): Don't set initialized to
9420 VAR_INIT_STATUS_INITIALIZED early.
9421 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9423 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9425 * tree-object-size.c (addr_object_size): Instead of checking
9426 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9427 are no FIELD_DECLs following it.
9429 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9431 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9432 order to match bswaps with signed source operands.
9434 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9436 * sdbout.c (sdbout_one_type): Fix braces in switch.
9438 2009-06-23 Richard Guenther <rguenther@suse.de>
9440 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9442 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9443 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9444 var_callused, callused_tree, var_storedanything, storedanything_tree,
9445 var_integer, integer_tree): Remove global variables.
9446 (new_var_info): Do not pass new id, append the new var to the
9447 global variable vector.
9448 (do_ds_constraint): Use is_global_var member of the variable-info.
9449 (new_scalar_tmp_constraint_exp): Adjust.
9450 (create_function_info_for): Likewise.
9451 (create_variable_info_for): Likewise.
9452 (find_what_var_points_to): Remove dead code.
9453 (init_base_vars): Simplify.
9454 (compute_points_to_sets): Adjust.
9456 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9458 * combine.c (try_combine): Dump information about the insns we're
9461 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9463 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9464 check when calling force_to_mode on TRUNCATE's operand.
9466 2009-06-22 Ian Lance Taylor <iant@google.com>
9468 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9470 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9472 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9474 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9476 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9477 override library linkage flags such as -static-libgcc or
9480 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9482 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9484 2009-06-22 Ian Lance Taylor <iant@google.com>
9486 * config/linux.opt: Put mglibc ahead of muclibc.
9488 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9489 for duplicate decls.
9491 2009-06-22 Matthias Klose <doko@ubuntu.com>
9493 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9495 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9498 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9499 instead of NULL if a parser error occurs.
9501 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9503 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9504 non-DWARF2_DEBUGGING_INFO version.
9506 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9508 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9509 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9511 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9512 (LIBGCC2_TF_CEXT): Define.
9515 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9518 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9520 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9522 * config/arm/arm.c (arm_override_options): Disable
9523 -mcaller-super-interworking and -mcallee-super-interworking.
9524 * doc/invoke.texi (ARM Options): Document this.
9526 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9528 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9529 * config/arm/constraints.md (j): New constraint for movw operands.
9530 (N): Remove thumb2 meaning.
9531 * config/arm/arm.md (*arm_movw): Delete.
9532 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9533 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9534 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9536 2009-06-22 Martin Jambor <mjambor@suse.cz>
9538 PR tree-optimization/40492
9539 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9540 build_ref_for_offset.
9542 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9544 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9545 JUMP_TABLE_DATA_P predicates where applicable.
9546 * auto-inc-dec.c: Ditto.
9547 * builtins.c: Ditto.
9548 * caller-save.c: Ditto.
9550 * cfgcleanup.c: Ditto.
9551 * cfglayout.c: Ditto.
9554 * combine-stack-adj.c: Ditto.
9560 * dwarf2asm.c: Ditto.
9561 * dwarf2out.c: Ditto.
9562 * emit-rtl.c: Ditto.
9568 * function.c: Ditto.
9571 * genpreds.c: Ditto.
9572 * genrecog.c: Ditto.
9574 * ira-costs.c: Ditto.
9575 * ira-lives.c: Ditto.
9578 * lower-subreg.c: Ditto.
9579 * modulo-sched.c: Ditto.
9581 * postreload.c: Ditto.
9582 * print-rtl.c: Ditto.
9591 * sched-vis.c: Ditto.
9593 * sel-sched-ir.c: Ditto.
9594 * simplify-rtx.c: Ditto.
9595 * targhooks.c: Ditto.
9596 * var-tracking.c: Ditto.
9597 * vmsdbgout.c: Ditto.
9599 2009-06-22 Matthias Klose <doko@ubuntu.com>
9601 * Makefile.in (install-plugin): Always use DESTDIR.
9603 2009-06-22 Olivier Hainque <hainque@adacore.com>
9605 * config/pa/pa.c (output_call): Don't optimize post call jumps
9606 into return address adjustments if the call may throw.
9608 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9610 * arm.c (thumb1_output_casesi): New function.
9611 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9612 optimizing for size or PIC.
9613 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9614 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9615 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9616 (thumb1_casesi_internal_pic): New expand rule.
9617 (thumb1_casesi_dispatch): New pattern.
9618 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9620 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9621 in the text seciton when PIC or optimizing for size.
9622 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9623 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9624 preservation properties of code.
9625 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9626 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9627 (__gnu_thumb1_case_si): New function.
9628 * t-arm (LIB1ASMSRC): Define here.
9629 (LIB1ASMFUNCS): Add some common functions.
9630 * t-arm-elf (LIB1ASMSRC): Delete.
9631 (LIB1ASMFUNCS): Append to existing set.
9632 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9633 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9634 * t-symbian (LIB1ASMFUNCS): Likewise.
9635 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9636 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9638 2009-06-21 Richard Guenther <rguenther@suse.de>
9640 PR tree-optimization/38729
9641 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9642 to loops with a single exit if -fno-expensive-optimizations.
9644 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9646 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9647 (dataflow_set): Change vars type from htab_t to shared_hash.
9648 (shared_hash_pool, empty_shared_hash): New variables.
9649 (vars_clear): Removed.
9650 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9651 shared_hash_find_slot_unshare, shared_hash_find_slot,
9652 shared_hash_find_slot_noinsert, shared_hash_find): New
9654 (shared_hash_unshare, shared_hash_destroy): New functions.
9655 (unshare_variable): Unshare set->vars if shared, use
9657 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9658 (get_init_value, find_src_set_src, dump_dataflow_set,
9659 clobber_variable_part, emit_notes_for_differences): Use
9661 (dataflow_set_init): Remove second argument, set vars to
9662 empty_shared_hash instead of creating a new htab.
9663 (dataflow_set_clear): Call shared_hash_destroy and set vars
9664 to empty_shared_hash instead of calling vars_clear.
9665 (dataflow_set_copy): Don't call vars_copy, instead just share
9666 the src htab with dst.
9667 (variable_union): Use shared_hash_*, use initially NO_INSERT
9668 lookup if set->vars is shared. Don't keep slot cleared before
9669 calling unshare_variable. Unshare set->vars if needed.
9670 Even ->refcount == 1 vars must be unshared if set->vars is shared
9671 and var needs to be modified.
9672 (variable_canonicalize): New function.
9673 (dataflow_set_union): If dst->vars is empty, just share src->vars
9674 with dst->vars and traverse with variable_canonicalize to canonicalize
9675 and unshare what is needed.
9676 (dataflow_set_different): If old_set and new_set use the same shared
9677 htab, they aren't different. If number of htab elements is different,
9678 htabs are different. Use shared_hash_*.
9679 (dataflow_set_destroy): Call shared_hash_destroy instead of
9681 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9682 second argument to dataflow_set_init.
9683 (vt_initialize): Likewise. Initialize shared_hash_pool and
9684 empty_shared_hash, move bb in/out initialization afterwards.
9685 Use variable_htab_free instead of NULL as changed_variables del hook.
9686 (variable_was_changed): Change type of second argument to pointer to
9687 dataflow_set. When inserting var into changed_variables, bump
9688 refcount. Unshare set->vars if set is shared htab and slot needs to
9690 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9691 lookup if set->vars is shared. Unshare set->vars if needed.
9692 Even ->refcount == 1 vars must be unshared if set->vars is shared
9693 and var needs to be modified. Adjust variable_was_changed caller.
9694 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9695 vars must be unshared if set->vars is shared and var needs to be
9696 modified. Adjust variable_was_changed caller.
9697 (emit_note_insn_var_location): Don't pool_free var.
9698 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9700 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9701 free_alloc_pool on shared_hash_pool.
9703 2009-06-20 Anthony Green <green@moxielogic.com>
9705 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9706 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9708 2009-06-20 Richard Guenther <rguenther@suse.de>
9710 * tree-ssa-structalias.c (find_func_aliases): For memset use
9711 a constraint from NULL if we memset to zero.
9712 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9713 we explicitly handle that do not read from memory.
9714 (call_may_clobber_ref_p_1): Properly handle builtins that may
9717 2009-06-20 Richard Guenther <rguenther@suse.de>
9719 PR tree-optimization/40495
9720 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9721 (new_scalar_tmp_constraint_exp): New function.
9722 (process_constraint): Do not create temporary decls.
9723 (process_all_all_constraints): Likewise.
9724 (handle_const_call): Likewise.
9725 (create_function_info_for): Do not set decl.
9727 2009-06-19 Ian Lance Taylor <iant@google.com>
9729 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9730 (rs6000_attribute_table): Make static; move before use.
9732 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9734 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9735 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9736 Propagate the TREE_READONLY flag without overwriting it.
9737 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9738 Propagate the TREE_READONLY flag onto the result.
9739 (process_call_operands): Move around. Use correct constant value.
9741 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9744 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9745 * config/arm/arm.md: Likewise.
9747 2009-06-19 Ian Lance Taylor <iant@google.com>
9749 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9750 to GIMPLE_ERROR_MARK.
9752 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9753 op2_original_type parameters. Warn about using different enum types.
9754 * c-parser.c (c_parser_conditional_expression): Pass original
9755 types to build_conditional_expr.
9756 * c-tree.h (build_conditional_expr): Update declaration.
9758 2009-06-19 Ian Lance Taylor <iant@google.com>
9760 * config/i386/i386.c (ix86_function_specific_save): Test that
9761 fields match values, rather than testing the values are in a
9764 2009-06-19 Richard Guenther <rguenther@suse.de>
9766 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9768 (ptr_derefs_may_alias_p): Likewise.
9769 (ptr_deref_may_alias_ref_p_1): New function.
9770 (ptr_deref_may_alias_ref_p): Likewise.
9771 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9772 covered by looking at the ESCAPED solution.
9773 (call_may_clobber_ref_p_1): Likewise.
9774 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9775 Handle NULL_TREE offset. Do not produce redundant constraints.
9776 (process_all_all_constraints): New helper function.
9777 (do_structure_copy): Use it.
9778 (handle_lhs_call): Likewise.
9779 (find_func_aliases): Handle some builtins with pointer arguments
9780 and/or return values explicitly.
9782 2009-06-19 Ian Lance Taylor <iant@google.com>
9784 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9786 2009-06-19 Ian Lance Taylor <iant@google.com>
9788 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9790 2009-06-19 Ian Lance Taylor <iant@google.com>
9792 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9793 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9796 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9797 uninitialized const.
9799 2009-06-19 Ian Lance Taylor <iant@google.com>
9801 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9804 * c-decl.c (in_struct, struct_types): Remove.
9805 (struct c_binding): Add in_struct field.
9806 (c_binding_ptr): Define type, along with VEC.
9807 (struct c_struct_parse_info): Define.
9808 (struct_parse_info): New static variable.
9809 (bind): Initialize in_struct field.
9810 (start_struct): Remove enclosing_in_struct and
9811 enclosing_struct_types parameters. Add
9812 enclosing_struct_parse_info parameter. Change all callers. Set
9813 struct_parse_info rather than in_struct and struct_types.
9814 (grokfield): If -Wc++-compat and there is a symbol binding for the
9815 field name, set the in_struct flag and push it on the
9816 struct_parse_info->fields vector.
9817 (warn_cxx_compat_finish_struct): New static function.
9818 (finish_struct): Remove enclosing_in_struct and
9819 enclosing_struct_types parameters. Add
9820 enclosing_struct_parse_info parameter. Change all callers. Don't
9821 set C_TYPE_DEFINED_IN_STRUCT here. Call
9822 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9823 parameter. Only push on struct_types if warn_cxx_compat.
9824 (finish_enum): Only push on struct_types if warn_cxx_compat.
9825 (declspecs_add_type): Add loc parameter. Change all callers.
9826 Change all error calls to error_at. Pass loc, not input_location,
9827 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9828 defined in a struct. If -Wc++-compat and parsing a struct, record
9829 that a typedef name was used.
9830 * c-parser.c (c_parser_declspecs): Get location to pass to
9832 (c_parser_struct_or_union_specifier): Update calls to start_struct
9834 * c-tree.h (struct c_struct_parse_info): Declare.
9835 (finish_struct, start_struct): Update declarations.
9836 (declspecs_add_type): Update declaration.
9838 2009-06-19 Ian Lance Taylor <iant@google.com>
9840 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9841 variable with an anonymous type.
9843 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9845 * see.c: Remove for real.
9847 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9849 * optabs.h (enum optab_index): Add new OTI_significand.
9850 (significand_optab): Define corresponding macro.
9851 * optabs.c (init_optabs): Initialize significand_optab.
9852 * genopinit.c (optabs): Implement significand_optab using
9853 significand?f2 patterns.
9854 * builtins.c (expand_builtin_mathfn): Handle
9855 BUILT_IN_SIGNIFICAND{,F,L}.
9856 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9857 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9859 * config/i386/i386.md (significandxf2, significand<mode>2): New
9860 expanders to implement significandf, significand and significandl
9861 built-ins as inline x87 intrinsics.
9863 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9865 * config/avr/avr.c (avr_override_options): Remove setting value of
9866 PARAM_INLINE_CALL_COST.
9868 2009-06-18 Richard Henderson <rth@redhat.com>
9871 * tree-pass.h (TDF_ASMNAME): New.
9872 * tree-dump.c (dump_options): Add asmname.
9873 * doc/invoke.texi: Document it.
9875 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9876 (dump_decl_name): ...here.
9877 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9878 (dump_generic_node): Update dump_function_name calls.
9879 (print_call_name): New flags arg; update all dump calls.
9880 * diagnostic.h (print_call_name): Update.
9881 * gimple-pretty-print.c (dump_gimple_call): Update.
9883 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9886 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9888 2009-06-18 Diego Novillo <dnovillo@google.com>
9890 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9891 * plugin.c (str_license): Declare.
9892 (try_init_one_plugin): Assert that the symbol
9893 'plugin_is_GPL_compatible' exists.
9895 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9898 * Makefile.in (OBJS-common): Remove see.o.
9900 * common.opt (fsee): Mark as preserved for backward compatibility.
9901 * opts.c (common_handle_option): Add OPT_fsee to the backward
9902 compatibility section.
9903 * passes.c (init_optimization_passes, pass_see): Remove pass.
9904 * timevar.def (TV_SEE): Remove.
9905 * tree-pass.h (pass_see): Remove declaration.
9906 * doc/invoke.texi (-fsee): Remove documentation.
9908 2009-06-18 Martin Jambor <mjambor@suse.cz>
9910 * tree-sra.c: Include statistics.h
9911 (sra_stats): New variable.
9912 (sra_initialize): Clear sra_stats.
9913 (create_access_replacement): Increment sra_stats.replacements.
9914 (get_access_replacement): Do not return twice.
9915 (analyze_all_variable_accesses): Increment statistics counter by the
9916 number of scalarized aggregates.
9917 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9918 (sra_modify_expr): Increment sra_stats.exprs.
9919 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9920 (sra_modify_assign): Increment sra_stats.exprs,
9921 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9922 (perform_intra_sra): Update statistics counters.
9923 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9925 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9927 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9928 (arm_scalar_mode_supported_p): New function.
9930 2009-06-18 Paul Brook <paul@codesourcery.com>
9931 Sandra Loosemore <sandra@codesourcery.com>
9933 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9934 (__extendhfsf2, __truncsfhf2): Define.
9935 * config/arm/fp16.c: New file.
9936 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9937 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9939 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9941 * doc/extend.texi (Half-Precision): New section.
9942 * doc/invoke.texi (Option Summary): List -mfp16-format.
9943 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9944 * config/arm/arm.opt (mfp16-format=): New.
9945 * config/arm/arm.c: Include intl.h.
9946 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9947 (TARGET_INVALID_RETURN_TYPE): Redefine.
9948 (TARGET_PROMOTED_TYPE): Redefine.
9949 (TARGET_CONVERT_TO_TYPE): Redefine.
9950 (arm_fp16_format): Define.
9951 (all_fpus): Add entry for neon-fp16.
9952 (fp_model_for_fpu): Likewise.
9953 (struct fp16_format): Declare.
9954 (all_fp16_formats): Define.
9955 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9957 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9959 (arm_legitimate_index_p): Treat HFmode like HImode.
9960 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9961 (coproc_secondary_reload_class): Special-case HFmode.
9962 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9963 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9964 (arm_init_fp16_builtins): New.
9965 (arm_init_builtins): Call it.
9966 (arm_invalid_parameter_type): New.
9967 (arm_invalid_return_type): New.
9968 (arm_promoted_type): New.
9969 (arm_convert_to_type).
9970 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9972 (arm_emit_fp16_const): New function.
9973 (arm_mangle_type): Mangle __fp16 as "Dh".
9974 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9976 (TARGET_NEON_FP16): New.
9977 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9978 (enum fputype): Add FPUTYPE_NEON_FP16.
9979 (enum arm_fp16_format_type): Declare.
9980 (arm_fp16_format): Declare.
9981 (LARGEST_EXPONENT_IS_NORMAL): Define.
9982 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9983 * config/arm/arm-modes.def (HFmode): Define.
9984 * config/arm/vfp.md: (*movhf_vfp): New.
9987 * config/arm/arm.md: (fpu): Add neon_fp16.
9988 (floatsihf2, floatdihf2): New.
9989 (fix_trunchfsi2, fix_trunchfdi2): New.
9993 (*arm32_movhf): New.
9994 (*thumb1_movhf): New.
9995 (consttable_2): Add check for HFmode constants.
9996 (consttable_4): Handle HFmode constants.
9998 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10000 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10002 2009-06-17 Olivier Hainque <hainque@adacore.com>
10004 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10005 const char ** conversion in AIX specific section.
10007 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10009 * config/i386/i386.c (ix86_special_builtin_type): Remove
10010 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10011 (bdesc_special_args): Updated.
10012 (ix86_init_mmx_sse_builtins): Likewise.
10013 (ix86_expand_special_args_builtin): Likewise.
10015 2009-06-17 Richard Henderson <rth@redhat.com>
10017 * tree-pretty-print.c (maybe_dump_asm_name): New.
10018 (dump_decl_name): Use it.
10019 (PRINT_FUNCTION_NAME): Merge into...
10020 (dump_function_name): ... here. Use maybe_dump_asm_name.
10022 2009-06-17 Cary Coutant <ccoutant@google.com>
10024 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10026 * debug.c (struct gcc_debug_hooks): Change placeholder for
10028 (debug_nothing_int_charstar_int): Replaced by...
10029 (debug_nothing_int_charstar_int_bool): ...this.
10030 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10031 source_line prototype.
10032 (debug_nothing_int_charstar_int): Replaced by...
10033 (debug_nothing_int_charstar_int_bool): ...this.
10034 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10035 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10036 Output is_stmt operand when necessary.
10037 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10038 (notice_source_line): Add is_stmt parameter.
10039 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10040 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10042 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10043 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10045 2009-06-17 Ian Lance Taylor <iant@google.com>
10047 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10049 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10052 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10054 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10055 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10056 tree_strip_sign_nop_conversions and
10057 tree_ssa_strip_useless_type_conversions rather than stripping
10058 the operations here.
10059 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10061 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10062 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10063 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10064 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10067 2009-06-17 Michael Eager <eager@eagercon.com>
10069 * config/rs6000/constraints.md (register_constraint "d"): New.
10070 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10071 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10072 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10073 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10074 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10075 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10076 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10077 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10078 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10079 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10081 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10082 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10083 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10084 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10085 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10086 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10087 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10088 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10089 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10090 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10091 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10092 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10093 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10094 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10096 2009-06-16 Ian Lance Taylor <iant@google.com>
10098 * profile.c (total_num_never_executed): Don't define.
10099 (compute_branch_probabilities): Don't count or print
10100 num_never_executed.
10101 (init_branch_prob): Don't set total_num_never_executed.
10102 (end_branch_prob): Don't print total_num_never_executed.
10104 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10106 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10108 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10110 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10111 (nabstd2_fpr): Same.
10113 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10115 * expr.c (expand_assignment): Change complex type check.
10117 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10119 * doc/plugins.texi (Building GCC plugins): Added new section.
10121 2009-06-17 Ian Lance Taylor <iant@google.com>
10123 * c-pch.c (get_ident): Don't set size of templ array.
10124 (pch_init): Don't set size of partial_pch array.
10126 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10127 string constant to intialize an array whose size is the length of
10130 2009-06-17 Richard Guenther <rguenther@suse.de>
10132 PR tree-optimization/40389
10133 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10134 to addressable types.
10135 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10137 2009-06-17 Richard Guenther <rguenther@suse.de>
10139 PR middle-end/40460
10140 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10141 if there is no evolution of left in the loop bail out.
10142 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10143 chrec_fold_multiply.
10145 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10146 Janis Johnson <janis187@us.ibm.com>
10149 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10150 for the symbol ref of a constant that is the source of a move
10151 - nor for any other not-obvious-label-ref constants.
10153 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10155 * plugin.c (position_pass): Skip newly inserted pass during list
10156 traversal to avoid repeated insertion.
10158 2009-06-16 Ian Lance Taylor <iant@google.com>
10160 * vec.h (VEC_stack_alloc): Define different version if
10161 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10162 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10163 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10164 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10166 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10168 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10170 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10171 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10172 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10173 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10174 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10175 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10176 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10177 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10178 __builtin_ia32_rdtscp.
10179 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10180 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10181 and __builtin_ia32_rorhi.
10182 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10183 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10184 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10185 (ix86_expand_args_builtin): Likewise.
10186 (ix86_expand_special_args_builtin): Likewise.
10188 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10189 (UNSPECV_RDTSC): Likewise.
10190 (UNSPECV_RDPMC): Likewise.
10191 (*bsr): Renamed to ...
10193 (*bsr_rex64): Renamed to ...
10196 (*rdpmc): Likewise.
10197 (*rdpmc_rex64): Likewise.
10199 (*rdtsc): Likewise.
10200 (*rdtsc_rex64): Likewise.
10201 (rdtscp): Likewise.
10202 (*rdtscp): Likewise.
10203 (*rdtscp_rex64): Likewise.
10205 * config/i386/ia32intrin.h: New.
10207 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10209 2009-06-16 Ian Lance Taylor <iant@google.com>
10211 * ira-build.c (copy_info_to_removed_store_destinations):
10212 Initialize parent_a.
10214 2009-06-16 Ian Lance Taylor <iant@google.com>
10216 * c-decl.c (grokdeclarator): Change size_varies to bool.
10218 2009-06-16 Ian Lance Taylor <iant@google.com>
10220 * sel-sched.c: Make forward declarations of move_op_hooks and
10221 fur_hooks explicitly extern.
10223 2009-06-16 Ian Lance Taylor <iant@google.com>
10225 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10226 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10228 2009-06-16 Ian Lance Taylor <iant@google.com>
10230 * resource.c (mark_referenced_resources): Change
10231 include_delayed_effects parameter to bool. Change all callers.
10232 (mark_end_of_function_resources): Likewise.
10233 * reorg.c (insn_references_resource_p): Likewise.
10234 (insn_sets_resource_p): Likewise.
10235 * resource.h (mark_referenced_resources): Update declaration.
10236 (mark_end_of_function_resources): Update declaration.
10238 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10240 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10242 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10244 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10245 GCC can bootstrap on AIX with GNU Binutils 2.20.
10247 2009-06-16 Ian Lance Taylor <iant@google.com>
10249 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10251 2009-06-16 Ian Lance Taylor <iant@google.com>
10253 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10254 inline, not extern inline.
10255 (exact_log2): Likewise.
10256 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10258 (exact_log2): Likewise, but don't test CTZ_HWI.
10260 2009-06-16 Ian Lance Taylor <iant@google.com>
10262 * bitmap.c (bitmap_clear): Don't declare as inline.
10263 * gimple.c (gimplify_assign): Likewise.
10264 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10265 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10266 (sched_scan_info): Remove duplicate definition.
10268 2009-06-16 Ian Lance Taylor <iant@google.com>
10270 * c-common.c (skip_evaluation): Don't define.
10271 (c_inhibit_evaluation_warnings): Define global variable.
10272 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10273 than skip_evaluation.
10274 (convert_and_check, warn_for_div_by_zero): Likewise.
10275 * c-common.h (skip_evaluation): Don't declare.
10276 (c_inhibit_evaluation_warnings): Declare.
10277 * c-parser.c (c_parser_typeof_specifier): Set
10278 c_inhibit_evaluation_warnings rather than skip_evaluation.
10279 (c_parser_conditional_expression): Likewise.
10280 (c_parser_binary_expression): Likewise.
10281 (c_parser_sizeof_expression): Likewise.
10282 (c_parser_alignof_expression): Likewise.
10283 * c-typeck.c (build_indirect_ref): Check
10284 c_inhibit_evaluation_warnings rather than skip_evaluation.
10285 (build_conditional_expr, build_binary_op): Likewise.
10287 2009-06-16 Richard Guenther <rguenther@suse.de>
10289 * tree-ssa-alias.c (is_escape_site): Remove.
10290 * tree-ssa-alias.h (enum escape_type): Remove.
10291 (is_escape_site): Likewise.
10292 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10293 via casts and asms without deferring to is_escape_site.
10295 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10297 PR middle-end/40446
10298 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10299 use gen_lowpart if op0 has complex mode.
10301 2009-06-16 Richard Guenther <rguenther@suse.de>
10303 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10304 variables add them to ESCAPED.
10305 (find_func_aliases): Do not make all indirectly stored values escaped.
10307 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10309 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10310 make_decl_one_only.
10312 2009-06-16 Martin Jambor <mjambor@suse.cz>
10314 PR tree-optimization/40432
10315 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10316 check whether we need to force gimple register operand.
10318 2009-06-16 Martin Jambor <mjambor@suse.cz>
10320 PR tree-optimization/40413
10321 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10322 build_ref_for_offset.
10323 (propagate_subacesses_accross_link): Fix a typo in a comment.
10325 2009-06-16 Ira Rosen <irar@il.ibm.com>
10327 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10328 with additional parameter.
10329 * tree-vectorizer.h (enum vect_def_type): Add new value
10331 (enum vect_relevant): Add comments.
10332 (vect_is_simple_reduction): Add new argument.
10333 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10334 Detect nested cycles.
10335 (vect_is_simple_reduction): Update documentation, add an argument to
10336 distinguish inner-loop reduction from nested cycle, detect nested
10337 cycles, fix printings and indentation, don't swap operands in case
10339 (get_initial_def_for_reduction): Handle subtraction.
10340 (vect_create_epilog_for_reduction): Add new argument to specify
10341 reduction variable.
10342 (vect_finalize_reduction): Handle subtraction, fix comments.
10343 (vectorizable_reduction): Handle nested cycles. In case of nested
10344 cycle keep track of the reduction variable position. Call
10345 vect_is_simple_reduction with additional parameter. Use original
10346 statement code in reduction epilogue for nested cycle. Call
10347 vect_create_epilog_for_reduction with additional parameter.
10348 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10349 inner-loop vectorization.
10350 (vect_recog_widen_sum_pattern): Likewise.
10351 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10353 (vect_mark_stmts_to_be_vectorized): Likewise.
10354 (vect_get_vec_def_for_operand): Handle nested cycles.
10356 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10358 * doc/invoke.texi (Debugging Options): Fix option index entries
10359 for -fdump-statistics, -frandom-seed add entries for
10360 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10361 (FRV Options): Fix entries for -mTLS, -mtls.
10362 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10363 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10364 (M68hc1x Options): Fix @itemx for -mnominmax.
10365 (MCore Options): Fix entry for -mno-lsim.
10366 (MMIX Options): Fix entry for -mabi=mmixware.
10367 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10369 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10371 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10372 Mention the plugin mode of gengtype.
10373 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10374 * gengtype.c: Updated copyright.
10375 (plugin_files, nb_plugin_files) Added new static variables.
10376 (measure_input_list) Care about plugin_files.
10377 (write_rtx_next): Added early return in plugin mode.
10378 (create_file): Updated copyright year in generated file. Added
10380 (oprintf): Added early return if NULL outf.
10381 (get_output_file_with_visibility): Care of plugin_files.
10382 (get_output_file_name): May return null.
10383 (write_local): Added early return.
10384 (put_mangled_filename): Ditto.
10385 (finish_root_table): Added check for base_files.
10386 (write_roots): Care about null when plugins.
10387 (main): Added plugin mode.
10389 2009-06-15 Ian Lance Taylor <iant@google.com>
10391 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10392 * gcov.c (read_count_file): Add braces around variables declared
10395 * c.opt (Wjump-misses-init): New warning.
10396 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10397 -Wall and -Wc++-compat if not already set.
10398 (c_common_post_options): Clear warn_jump_misses_init if it was not
10400 * c-decl.c (struct c_binding): Change type field to a union with
10401 new label field. Make it the first field in the struct. Update
10402 references to type to use u.type instead.
10403 (struct c_spot_bindings): Define.
10404 (struct c_goto_bindings): Define.
10405 (c_goto_bindings_p): Define, along with VECs.
10406 (struct c_label_vars): Define.
10407 (struct c_scope): Add has_label_bindings field.
10408 (bind_label, set_spot_bindings): New static functions.
10409 (decl_jump_unsafe, update_spot_bindings): New static functions.
10410 (update_label_decls): New static function.
10411 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10412 Update binding u.label field to shadowed field.
10413 (c_binding_start_stmt_expr): New function.
10414 (c_binding_end_stmt_expr): New function.
10415 (pushdecl): Don't call c_begin_vm_scope.
10416 (make_label): Add defining and p_label_vars parameters. Change
10418 (lookup_label): Correct test for whether a label has not yet been
10419 defined. Call bind_label rather than bind.
10420 (warn_about_goto): New static function.
10421 (lookup_label_for_goto): New function.
10422 (declare_label): Call bind_label rather than bind.
10423 (check_earlier_gotos): New static function.
10424 (define_label): Don't give errors about jumping into statement
10425 expressions or scopes of variably modified types. Call
10426 set_spot_bindings and check_earlier_gotos. Call bind_label
10427 instead of bind. Don't set label_context_stack_se or
10428 label_context_stack_vm.
10429 (c_get_switch_bindings): New function.
10430 (c_release_switch_bindings): New function.
10431 (c_check_switch_jump_warnings): New function.
10432 (start_function): Don't set label_context_stack_se or
10433 label_context_stack_vm.
10434 (finish_function): Likewise.
10435 * c-typeck.c (label_context_stack_se): Don't define.
10436 (label_context_stack_vm): Don't define.
10437 (c_finish_goto_label): Call lookup_label_for_goto rather than
10438 lookup_label. Don't give errors about jumping into a statement
10439 expression or the scope of a variably modified type. Don't set
10440 label_context_stack_se or label_context_stack_vm.
10441 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10442 fields. Add bindings field.
10443 (c_start_case): Don't set deleted fields. Set bindings field.
10444 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10445 or blocked_vm. Call c_check_switch_jump_warnings.
10446 (c_finish_case): Don't test blocked_stmt_expr field. Call
10447 c_release_switch_bindings.
10448 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10449 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10450 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10451 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10452 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10453 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10454 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10455 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10456 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10457 (C_DECL_UNJUMPABLE_VM): Don't define.
10458 (C_DECL_UNDEFINABLE_VM): Don't define.
10459 (struct c_label_list): Don't define.
10460 (struct c_label_context_se): Don't define.
10461 (struct c_label_context_vm): Don't define.
10462 (struct c_spot_bindings): Declare.
10463 (c_bindings_start_stmt_expr): Declare.
10464 (c_bindings_end_stmt_expr): Declare.
10465 (lookup_label_for_goto): Declare.
10466 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10467 (c_check_switch_jump_warnings): Declare.
10468 (label_context_stack_se, label_context_stack_vm): Don't declare.
10469 (c_finish_goto_label): Update declaration.
10470 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10471 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10472 (Warning Options): Document -Wjump-misses-init.
10474 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10476 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10479 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10481 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10483 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10485 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10487 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10489 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10491 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10493 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10494 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10495 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10496 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10497 * dwarf2asm.c (dw2_force_const_mem): Update call to
10498 make_decl_one_only.
10499 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10500 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10501 * langhooks.c (lhd_comdat_group): Remove.
10502 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10503 * tree.h (DECL_COMDAT_GROUP): New.
10504 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10505 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10506 (make_decl_one_only): Change signature.
10507 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10508 make_decl_one_only.
10509 (make_decl_one_only): Change signature.
10510 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10512 2009-06-15 Richard Guenther <rguenther@suse.de>
10514 PR middle-end/40439
10515 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10517 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10519 * tree-ssa-math-opts.c: Remove extra divide.
10521 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10523 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10525 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10527 * passes.c: Add bswap pass.
10528 * tree-pass.h: Add pass_optimize_bswap declaration.
10529 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10530 Include rtl.h, expr.h and optabs.h for optab_handler check.
10531 (struct symbolic_number, pass_optimize_bswap): New definition.
10532 (do_shift_rotate, verify_symbolic_number_p): New functions.
10533 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10534 (gate_optimize_bswap): New function.
10535 * tree.c (widest_int_cst_value): New function.
10536 * tree.h (widest_int_cst_value): Prototype added.
10538 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10540 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10541 REG_EQUAL/REG_EQUIV notes.
10543 2009-06-14 Richard Guenther <rguenther@suse.de>
10545 PR middle-end/40389
10546 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10547 has its address taken if NRV was applied and it is addressable.
10548 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10549 function split out from ...
10550 (get_constraint_for_1): ... here.
10551 (handle_rhs_call): Use it to mark the return slot escaped if
10552 it is addressable and NRV was applied.
10554 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10556 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10557 Change first argument type to location_t.
10558 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10559 Do not set input_location.
10560 Use loc instead of input_location throughout.
10562 2009-06-13 Richard Guenther <rguenther@suse.de>
10564 PR tree-optimization/40421
10565 * tree-predcom.c (should_unroll_loop_p): Remove.
10566 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10568 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10570 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10571 Add location argument.
10573 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10575 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10577 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10578 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10579 * config/spu/spu-protos.h: Add location to
10580 spu_resolve_overloaded_builtin.
10581 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10582 spu_build_builtin_va_list.
10583 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10584 argument. Pass location to build_function_call_vec.
10585 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10587 (emit_fpu_switch): Same.
10588 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10589 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10590 to build_decl and create_artificial_label.
10591 (xtensa_gimplify_va_arg_expr): Same.
10592 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10593 (xstormy16_gimplify_va_arg_expr): Same.
10594 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10595 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10596 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10597 (mips16_build_function_stub): Same.
10598 (mips16_build_call_stub): Same.
10600 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10603 * arm/constraints.md (Pa, Pb): New constraints.
10604 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10605 split pattern to deal with them.
10607 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10609 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10610 fix index entry for -Xpreprocessor.
10612 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10614 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10615 Add location argument to build_decl call.
10616 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10617 (rs6000_init_builtins): Same.
10618 (spe_init_builtins): Same.
10619 (rs6000_gimplify_va_arg): Add location argument to
10620 create_artificial_label call.
10622 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10624 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10625 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10626 * Makefile.in: Fix GGC dependency for gcse.o.
10628 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10630 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10631 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10632 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10634 * c-parser.c (c_parser_binary_expression): Use current column while
10635 building binary operations.
10636 * common.opt (fshow-column): Enable by default.
10637 * tree-vrp.c (check_array_ref): Use warning_at.
10638 (check_array_bounds): Use location from call back if expr has no
10640 * tree.h: Add location argument to maybe_fold_*.
10641 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10642 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10643 (maybe_fold_offset_to_component_ref): Same.
10644 (maybe_fold_offset_to_reference): Same.
10645 (maybe_fold_offset_to_address): Same.
10646 (maybe_fold_stmt_indirect): Same.
10647 (maybe_fold_stmt_addition): Same.
10648 (fold_stmt_r): Pass location to maybe_fold_*.
10649 (fold_gimple_assign): Same.
10650 * c-tree.h: Add location argument to finish_decl,
10651 default_function_array_conversion, store_init_value.
10652 * c-decl.c (define_label): Use error_at.
10653 (c_make_fname_decl): Pass location to finish_decl.
10654 (finish_decl): New location argument.
10655 (build_compound_literal): Pass location to store_init_value.
10656 (grokdeclarator): Pass location to finish_decl.
10658 * c-typeck.c (array_to_pointer_conversion): New location argument.
10659 (function_to_pointer_conversion): Same.
10660 (default_function_array_conversion): Same.
10661 (parser_build_unary_op): Pass location to overflow_warning.
10662 (parser_build_binary_op): Same. Use warning_at.
10663 (build_unary_op): Pass location to array_to_pointer_conversion.
10664 (build_c_cast): Pass location to digest_init.
10665 (build_modify_expr): New location argument.
10666 (convert_for_assignment): Same.
10667 (store_init_value): Same.
10668 (digest_init): Same.
10669 (output_init_element): Pass location to digest_init and
10670 array_to_pointer_conversion.
10671 (c_finish_return): Pass location to convert_for_assignment.
10672 * gimplify.c (gimplify_conversion): Pass location to
10673 maybe_fold_offset_to_address.
10674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10675 to maybe_fold_stmt_addition.
10676 * c-omp.c (c_finish_omp_atomic): Pass new location to
10678 (c_finish_omp_for): Same.
10679 * c-common.c (overflow_warning): New argument.
10680 * c-common.h: New argument to build_modify_expr, overflow_warning.
10681 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10683 (c_parser_initializer): Pass location to
10684 default_function_array_conversion.
10685 (c_parser_initelt): Same.
10686 (c_parser_initval): Same.
10687 (c_parser_asm_operands): Same.
10688 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10689 (c_parser_conditional_expression): Same.
10690 (c_parser_binary_expression): Add location info to stack. Use it.
10691 (c_parser_unary_expression): Pass location to
10692 default_function_array_conversion, parser_build_unary_op,
10693 build_indirect_ref, c_parser_postfix_expression_after_primary.
10694 (c_parser_postfix_expression_after_primary): New location argument.
10696 (c_parser_expression_conv): Pass location to
10697 default_function_array_conversion.
10698 (c_parser_expr_list): Same.
10699 (c_parser_omp_atomic): Same.
10700 (c_parser_omp_for_loop): Same.
10701 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10702 (build_array_declarator): New argument.
10703 * c-decl.c (build_array_declarator): Add location argument.
10704 (grokdeclarator): Set id_loc for cdk_array.
10705 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10706 build_array_declarator.
10707 * tree.c (build_omp_clause): Add location argument.
10708 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10709 (OMP_CLAUSE_LOCATION): New macro.
10710 (struct tree_omp_clause): Add location field.
10711 (build_omp_clause): Add argument.
10712 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10713 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10715 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10716 (cp_parser_omp_clause_collapse): Same.
10717 (cp_parser_omp_clause_default): Same.
10718 (cp_parser_omp_clause_if): Same.
10719 (cp_parser_omp_clause_nowait): Same.
10720 (cp_parser_omp_clause_num_threads): Same.
10721 (cp_parser_omp_clause_ordered): Same.
10722 (cp_parser_omp_clause_schedule): Same.
10723 (cp_parser_omp_clause_untied): Same.
10724 (cp_parser_omp_for_loop): Same.
10725 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10726 * c-tree.h (c_start_case): Add location argument.
10727 (c_process_expr_stmt): Same.
10728 (c_finish_goto_*): Same.
10729 * tree-parloops.c (initialize_reductions): Pass location to
10731 (create_parallel_loop): Same.
10732 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10733 (gfc_trans_omp_reduction_list): Same.
10734 (gfc_trans_omp_clauses): Same.
10735 (gfc_trans_omp_do): Same.
10736 * c-typeck.c (c_finish_goto_label): Same.
10737 (c_finish_goto_ptr): New location argument.
10738 (c_start_case): Same.
10739 (emit_side_effect_warnings): Same.
10740 (c_process_expr_stmt): Same.
10741 (c_finish_stmt_expr): Same.
10742 (c_finish_omp_clauses): Use error_at instead of error.
10743 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10745 * c-omp.c (c_split_parallel_clauses): New location argument.
10746 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10747 to build_omp_clause.
10748 (convert_local_reference_stmt): Same.
10749 (convert_gimple_call): Same.
10750 * c-common.h (c_split_parallel_clauses): New argument.
10751 * c-parser.c (c_parser_statement_after_labels): Pass location to
10752 c_finish_goto_label.
10753 (c_parser_switch_statement): Pass location to c_start_case.
10754 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10755 and c_process_expr_stmt.
10756 (c_parser_omp_variable_list): Add location argument.
10757 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10758 (c_parser_omp_clause_default): Same.
10759 (c_parser_omp_clause_if): Same.
10760 (c_parser_omp_clause_num_threads): Same.
10761 (-c_parser_omp_clause_ordered): Same.
10762 (c_parser_omp_clause_reduction): Pass location to
10763 c_parser_omp_variable_list.
10764 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10765 (c_parser_omp_clause_untied): Same.
10766 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10767 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10769 * c-tree.h (check_for_loop_decls, undeclared_variable,
10770 build_component_ref, build_array_ref, build_external_ref,
10771 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10772 build_conditional_expr, build_compound_expr, c_cast_expr,
10773 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10774 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10776 * c-semantics.c (build_stmt): Same.
10777 (build_case_label): Same.
10778 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10779 (undeclared_variable): New argument.
10780 (make_label): Same.
10781 (lookup_label): Pass location on down.
10782 (define_label): Same.
10783 (finish_decl): Same.
10784 (build_compound_literal): Same.
10785 (finish_struct): Same.
10786 (finish_function): Do not set location here.
10787 (check_for_loop_decls): New argument.
10788 * tree.c (save_expr): Set location.
10789 (build_empty_stmt): New argument.
10790 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10791 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10792 * builtins.c (gimplify_va_arg_expr): Use locations.
10793 (expand_builtin_sync_operation): Same.
10794 * c-typeck.c (build_component_ref): New argument.
10795 (build_array_ref): Same.
10796 (build_external_ref): Same.
10797 (c_expr_sizeof_expr): Same.
10798 (c_expr_sizeof_type): Same.
10799 (parser_build_unary_op): Same.
10800 (build_conditional_expr): Same.
10801 (build_compound_expr): Pass location on down.
10802 (build_compound_expr): New argument.
10803 (build_c_cast): Same.
10804 (c_cast_expr): Same.
10805 (build_asm_expr): Same.
10806 (c_finish_return): Same.
10807 (c_process_expr_stmt): Pass location on down.
10808 (c_finish_stmt_expr): New argument.
10809 (push_clenaup): Same.
10810 (c_finish_omp_parallel): Same.
10811 (c_finish_omp_task): Same.
10812 * gimplify.c (gimplify_call_expr): Pass location on down.
10813 * c-omp.c (c_finish_omp_master): New argument.
10814 (c_finish_omp_critical): Same.
10815 (c_finish_omp_ordered): Same.
10816 (c_finish_omp_barrier): Same.
10817 (-c_finish_omp_taskwait): Same.
10818 (c_finish_omp_atomic): Same.
10819 (c_finish_omp_flush): Same.
10820 * tree-inline.c (copy_tree_body_r): Pass location on down.
10821 (inline_forbidden_p): Remove use of input_location.
10822 * c-gimplify.c (c_build_bind_expr): New argument.
10823 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10824 (c_sizeof_or_alignof_type): New argument.
10825 (c_alignof_expr): Same.
10826 (build_va_arg): Same.
10827 (c_add_case_label): Same.
10828 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10829 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10830 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10831 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10832 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10833 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10835 * stub-objc.c (objc_build_selector_expr): Same.
10836 (objc_build_throw_stmt): Same.
10837 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10838 (c_parser_initelt): Same.
10839 (c_parser_compound_statement): Same.
10840 (c_parser_compound_statement_nostart): Same.
10841 (c_parser_label): Same.
10842 (c_parser_statement_after_labels): Same.
10843 (c_parser_if_body): Same.
10844 (c_parser_else_body): Same.
10845 (c_parser_if_statement): Same.
10846 (c_parser_switch_statement): Same.
10847 (c_parser_while_statement): Same.
10848 (c_parser_do_statement): Same.
10849 (c_parser_for_statement): Same.
10850 (c_parser_asm_statement): Same.
10851 (c_parser_conditional_expression): Same.
10852 (c_parser_binary_expression): Same.
10853 (c_parser_cast_expression): Same.
10854 (c_parser_unary_expression): Same.
10855 (c_parser_sizeof_expression): Same.
10856 (c_parser_alignof_expression): Same.
10857 (c_parser_postfix_expression): Same.
10858 (c_parser_expression): Same.
10859 (c_parser_objc_receiver): Same.
10860 (c_parser_omp_variable_list): Same.
10861 (c_parser_omp_structured_block): Same.
10862 (c_parser_omp_atomic): New argument.
10863 (c_parser_omp_barrier): Same.
10864 (c_parser_omp_critical): Same.
10865 (c_parser_omp_flush): Pass location on down.
10866 (c_parser_omp_for_loop): New argument.
10867 (c_parser_omp_for): Same.
10868 (c_parser_omp_master): Same.
10869 (c_parser_omp_ordered): Same.
10870 (c_parser_omp_sections_scope): Same.
10871 (c_parser_omp_sections): Same.
10872 (c_parser_omp_parallel): Same.
10873 (c_parser_omp_single): Same.
10874 (c_parser_omp_task): Same.
10875 (c_parser_omp_taskwait): Pass location on down.
10876 (c_parser_omp_construct): Same.
10877 (c_parser_omp_threadprivate): Same.
10878 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10879 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10880 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10881 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10882 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10883 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10884 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10885 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10886 config/i386/i386.c, stmt.c:
10887 Add location argument to the following function definitions and/or
10888 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10889 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10890 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10891 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10892 do_case, c_finish_bc_stmt, build_compound_literal,
10893 build_function_call.
10894 * c-decl.c (build_compound_literal): Add location argument.
10895 Make all diagnostic calls use location.
10896 (start_struct): Same.
10897 (finish_struct): Same.
10898 (start_enum): Same.
10899 (build_enumerator): Same.
10900 (start_function): Same.
10901 (grokdeclarator): Make all diagnostic calls use location.
10902 (store_parm_decls_oldstyle): Same.
10903 * c-typeck.c (build_function_call): Add location argument.
10904 Make all diagnostic calls use location.
10906 (c_finish_bc_stmt): Same.
10907 * tree-nested.c (get_trampoline_type): Add argument.
10908 Pass location to build_decl.
10909 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10910 * rtl.h (RTL_LOCATION): New.
10911 * c-common.c (c_add_case_label): Add location argument.
10912 Make all diagnostic calls use location.
10913 * c-common.h: Add location argument to make_fname_decl, do_case,
10914 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10915 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10916 Set it appropriately for every case. Pass enum_loc to start_enum
10917 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10919 (c_parser_struct_or_union_specifier): Save location. Use it for
10920 start_struct, finish_struct, and parser_xref_tag.
10922 2009-06-12 Ian Lance Taylor <iant@google.com>
10924 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10926 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10927 cpp_opts->warn_cxx_operator_names.
10929 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10932 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10933 is returns NULL and OP is a VCE, look through the VCE.
10935 2009-06-12 Ian Lance Taylor <iant@google.com>
10938 * collect2.c (main): Use CONST_CAST2 in code inside #if
10939 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10941 2009-06-12 Joey Ye <joey.ye@intel.com>
10943 PR middle-end/39146
10944 * cfgexpand.c (get_decl_align_unit): Update
10945 max_used_stack_slot_alignment with align instead of
10946 stack_alignment_needed.
10948 * function.c (assign_stack_local_1): Update
10949 max_used_stack_slot_alignment with alignment_in_bits instead
10950 of stack_alignment_needed.
10951 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10954 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10956 * dwarf2out.c (last_var_location_insn): New variable.
10957 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10958 (dwarf2out_var_location): Don't record anything after last real
10959 insn. Only change labels if there were any real instructions
10960 in between last note and this one, or if changed sections.
10962 2009-06-11 Richard Henderson <rth@redhat.com>
10964 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10965 note when storing the frame pointer in a register.
10966 (FRP): Don't redefine to nothing for epilogue.
10967 (alpha_expand_epilogue): Mark register and sp restores.
10968 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10970 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10971 when gen_lowpart is needed.
10973 2009-06-11 Richard Henderson <rth@redhat.com>
10975 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10977 * dwarf2out.c (need_data_align_sf_opcode): New.
10978 (div_data_align): Move earlier.
10979 (def_cfa_1, reg_save): Use it.
10981 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10983 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10984 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10985 (ix86_handle_option): Handle OPT_mcrc32.
10986 (ix86_target_string): Add -mcrc32.
10987 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10989 * config/i386/i386.h (TARGET_CRC32): New.
10991 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10992 (sse4_2_crc32di): Likewise.
10994 * config/i386/i386.opt (mcrc32): New.
10996 * doc/invoke.texi: Document -mcrc32.
10998 2009-06-11 Richard Henderson <rth@redhat.com>
11000 * common.opt (gdwarf-): Accept a version number.
11001 * doc/invoke.texi (gdwarf-): Update docs.
11002 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11003 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11004 version level, and record it.
11006 * dwarf2.h (DW_CIE_VERSION): Remove.
11007 * dwarf2out.c (DWARF_VERSION): Remove.
11008 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11009 (output_call_frame_info): Use CIE version 3 for dwarf3,
11010 or if the return register column is out of range for version 1.
11011 (dwarf_stack_op_name): Add all dwarf3 values.
11012 (DEBUG_PUBTYPES_SECTION): New.
11013 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11014 encoding change for dwarf3.
11015 (output_die) [dw_val_class_die_ref]: Likewise.
11016 (output_compilation_unit_header): Emit correct version for dwarf3.
11017 (output_line_info): Likewise.
11018 (output_pubnames): Update for DWARF_VERSION removal.
11019 (output_aranges): Likewise.
11020 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11021 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11022 (dwarf2out_finish): Likewise.
11024 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11026 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11029 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11032 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11033 * builtins.c (expand_builtin_unreachable): New function.
11034 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11035 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11036 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11038 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11039 searching for missing barriers.
11041 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11043 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11044 when -fprofile-generate* was passed.
11045 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11047 2009-06-11 Anthony Green <green@moxielogic.com>
11049 * config/moxie/moxie.md: Define length attribute for all instructions.
11051 (*b<cond:code>): Support limited branch ranges for new PC-relative
11052 branch instructions.
11053 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11055 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11057 * config/i386/i386.c (min_insn_size): Use get_attr_length
11058 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11059 For __asm return 0.
11061 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11062 instead of emit_insn_before.
11064 2009-06-10 Ian Lance Taylor <iant@google.com>
11067 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11070 2009-06-10 Revital Eres <eres@il.ibm.com>
11072 * passes.c (init_optimization_passes): Reschedule
11073 predictive-commoning pass before complete unroll pass.
11075 2009-06-10 Martin Jambor <mjambor@suse.cz>
11077 * cgraph.c (cgraph_node_can_be_local_p): New function.
11078 (cgraph_make_node_local): New function.
11079 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11080 (cgraph_make_node_local): Declare.
11082 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11084 * tree.h (tree_base): Add packed_flag and user_align fields.
11085 Decrease size of spare field.
11086 (TYPE_USER_ALIGN): Use user_align from tree_base.
11087 (DECL_USER_ALIGN): Likewise.
11088 (TYPE_PACKED): Use packed_flag from tree_base.
11089 (DECL_PACKED): Likewise.
11090 (tree_type): Delete packed_flag and user_align fields. Widen
11091 precision field. Widen mode field and shuffle fields to align
11092 mode on an 8-bit boundary.
11093 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11094 Renumber decl_flag_* fields. Fix comments. Widen
11095 decl_common_unused field.
11096 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11097 (DECL_EXTERNAL): Likewise.
11098 (DECL_BIT_FIELD): Likewise.
11099 (DECL_NONADDRESSABLE_P): Likewise.
11100 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11101 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11103 2009-06-10 Ian Lance Taylor <iant@google.com>
11105 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11106 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11107 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11108 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11109 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11110 DEF_VEC_ALLOC_FUNC_P.
11111 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11112 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11113 DEF_VEC_ALLOC_FUNC_O.
11114 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11115 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11116 DEF_VEC_ALLOC_FUNC_I.
11117 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11118 (vec_stack_p_reserve_exact_1): Declare.
11119 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11120 (vec_stack_free): Declare.
11121 (VEC_stack_alloc): Define.
11122 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11123 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11124 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11125 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11127 (stack_vecs): New static variable.
11128 (vec_stack_p_reserve_exact_1): New function.
11129 (vec_stack_o_reserve_1): New static function.
11130 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11131 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11132 (vec_stack_free): New function.
11133 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11134 (VEC_df_ref_stack_alloc): Define.
11135 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11136 DEF_VEC_ALLOC_P_STACK.
11137 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11138 (struct df_collection_rec): Change _vec fields to VEC. Remove
11140 (df_free_collection_rec): Adjust for new fields.
11141 (df_insn_rescan): Use new df_collection_rec fields.
11142 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11143 (df_ref_create_structure, df_ref_record): Likewise.
11144 (df_get_conditional_uses, df_get_call_refs): Likewise.
11145 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11146 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11147 (df_record_exit_block_uses, df_bb_verify): Likewise.
11148 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11149 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11150 Remove count parameter. Change return type to void. Change all
11152 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11153 Remove count parameter. Change return type to void. Change all
11155 (df_install_refs): Change old_vec parameter to VEC. Remove count
11156 parameter. Change all callers.
11157 (df_install_mws): Change old_vec parameter to VEC. Remove count
11158 parameter. Change all callers.
11159 (df_refs_verify): Change new_rec parameter to VEC. Change call
11161 (df_mws_verify): Likewise.
11163 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11165 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11167 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11169 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11171 2009-06-10 Anthony Green <green@moxielogic.com>
11173 * config/moxie/crti.asm: New file.
11174 * config/moxie/crtn.asm: New file.
11175 * config/moxie/moxie.c: New file.
11176 * config/moxie/moxie.h: New file.
11177 * config/moxie/sfp-machine.h: New file.
11178 * config/moxie/moxie-protos.h: New file.
11179 * config/moxie/t-moxie: Created.
11180 * config/moxie/t-moxie-softfp: Created.
11181 * config/moxie/moxie.md: Created.
11182 * config/moxie/constraints.md: Created.
11183 * config.gcc: Add moxie support.
11184 * doc/md.texi (Machine Constraints): Add moxie constraints.
11185 * doc/contrib.texi (Contributors): Mention moxie port.
11186 * doc/install.texi (Specific): Mention the moxie port.
11188 2009-06-09 Ian Lance Taylor <iant@google.com>
11190 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11191 compiling with C++.
11192 * optabs.c (optab_table): Only use designated initializers if
11193 HAVE_DESIGNATED_INITIALIZERS is defined.
11194 (convert_optab_table): Likewise.
11195 (init_optabs): Always call init_insn_codes if
11196 HAVE_DESIGNATED_INITIALIZERS is not defined.
11198 2009-06-09 Ian Lance Taylor <iant@google.com>
11200 * targhooks.c (default_builtin_vectorized_function): Change fn
11201 parameter to unsigned int.
11202 (default_builtin_vectorized_conversion): Change code parameter to
11204 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11205 * targhooks.h: Update declarations.
11206 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11207 parameter to unsigned int.
11209 * c-typeck.c (comptypes_check_enum_int): New static function.
11210 (comptypes_internal): Add enum_and_int_p parameter. Change all
11212 (comp_target_types): Add location parameter. Change all callers.
11213 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11214 Change all callers.
11215 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11216 (build_conditional_expr): Add colon_loc parameter. Change all
11218 (convert_for_assignment): Add location parameter. Change all callers.
11219 * c-parser.c (c_parser_conditional_expression): Pass location of
11220 colon to build_conditional_expr.
11221 * c-tree.h (build_conditional_expr): Update declaration.
11223 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11225 * graphite.c: Revert previous patch.
11227 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11230 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11232 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11234 * tree-ssa-loop-prefetch.c
11235 (loop_prefetch_arrays): Fixed a portability problem in printf format
11238 2009-06-09 Martin Jambor <mjambor@suse.cz>
11240 PR tree-optimization/40351
11241 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11242 refrence to a potential artifical subaccess can be constructed.
11244 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11246 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11247 (sh_override_options): Likewise.
11248 * config/sh/sh.c: Include params.h.
11249 (sh_optimization_options): New.
11250 (sh_override_options): Likewise.
11251 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11252 (OVERRIDE_OPTIONS): Use sh_override_options.
11254 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11256 * dwarf2out.c (emit_cfa_remember): New variable.
11257 (add_fde_cfi): If emit_cfa_remember, recurse to add
11258 DW_CFA_remember_state first.
11259 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11260 instead just set emit_cfa_remember.
11262 2009-06-08 Jan Hubicka <jh@suse.cz>
11265 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11267 2009-06-08 Jan Hubicka <jh@suse.cz>
11269 PR middle-end/39834
11270 * cgraphunit.c (save_inline_function_body): Do not copy transform
11271 hooks for saved inline bodies.
11272 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11273 for given function.
11275 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11277 * jump.c (returnjump_p): Handle delayed branches. Add missing
11280 2009-06-08 Jan Hubicka <jh@suse.cz>
11282 PR middle-end/40102
11283 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11284 original node might've been modified.
11285 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11287 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11289 * tree-object-size.c (addr_object_size): Add OSI argument.
11290 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11291 (compute_builtin_object_size, expr_object_size): Adjust callers.
11292 (plus_stmt_object_size): Call addr_object_size instead of
11293 compute_builtin_object_size.
11295 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11296 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11298 * tree-ssa-loop-prefetch.c
11299 (gather_memory_references): Introduced a counter for the number of
11301 (anything_to_prefetch_p): Introduced a counter for the number of
11303 (is_loop_prefetching_profitable): New function with a cost model
11305 (loop_prefetch_arrays): Use the new cost model to determine if
11306 prefetching is profitable.
11307 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11308 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11309 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11310 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11311 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11312 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11314 2009-06-08 Michael Matz <matz@suse.de>
11317 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11318 partitions use the same.
11319 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11320 for basevars of SSA_NAMEs.
11321 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11322 to not expand them twice.
11323 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11326 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11328 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11329 (fdump-final-insns=, gtoggle): New.
11330 * doc/invoke.texi: Document them.
11331 * final.c (rest_of_clean_state): Dump final insn stream.
11332 * gcc.c (invoke_as): Hook in -fcompare-debug.
11333 (static_spec_functions): Add compare-debug-dump-opt,
11334 compare-debug-self-opt and compare-debug-auxbase-opt.
11335 (compare_debug, compare_debug_second, compare_debug_opt): New.
11336 (switches_debug_check, n_switches_debug_check): New.
11337 (debug_auxbase_opt, debug_check_temp_file): New.
11338 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11340 (do_self_spec): Handle arguments after switches.
11341 (do_spec_1): Add .gk extension to temp file basenames for compare.
11342 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11343 (cc1_options): Use it instead of normal auxbase computation for
11344 the second compare-debug compilation.
11345 (compare_files): New.
11346 (main): Set up and implement compare debug mode.
11347 (compare_debug_dump_opt_spec_function): New.
11348 (compare_debug_self_opt_spec_function): New.
11349 (compare_debug_auxbase_opt_spec_function): New.
11350 * toplev.c (process_options): Handle flag_gtoggle,
11351 flag_dump_final_insns.
11352 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11353 during -fcompare-debug-second compilation.
11355 2009-06-07 Ian Lance Taylor <iant@google.com>
11357 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11358 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11360 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11361 with no default node. Change warning with %H to warning_at.
11362 Don't clear warn_switch around case checking.
11363 * doc/invoke.texi (Warning Options): Clarify distinction between
11364 -Wswitch and -Wswitch-enum.
11366 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11368 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11370 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11372 * gbl-ctors.h: Add header guard.
11374 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11376 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11377 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11378 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11379 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11380 prototypes for removed functions.
11381 (expressions_equal_p): Move to ...
11382 * tree-ssa-sccvn.h: ... here and ...
11383 * matrix-reorg.c: ... adjust includes.
11385 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11387 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11389 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11391 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11392 (finish_function): Remove erroneous whitespace.
11394 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11396 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11397 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11399 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11401 * errors.c (internal_error): Commentary typo fix.
11402 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11403 * tree-ssa-pre.c: Ditto.
11405 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11407 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11408 them is supposed to hold actual statements.
11410 2009-06-06 Ian Lance Taylor <iant@google.com>
11412 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11413 empty statements can now have attributes.
11415 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11417 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11418 * config/mips/mips.md: Ditto.
11420 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11422 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11424 (__eabi_uconvert): Likewise.
11426 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11428 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11429 CFI_* definitions with IN_GCC.
11431 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11433 * xcoffout.h (xcoffout_source_line): Update prototype.
11435 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11437 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11438 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11440 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11442 PR middle-end/40340
11443 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11444 inlined_function_outer_scope_p blocks for artificial inlines
11446 * tree.c (tree_nonartificial_location): Rewrite using
11447 block_nonartificial_location.
11449 2009-06-05 Revital Eres <eres@il.ibm.com>
11450 Leehod Baruch <leehod@il.ibm.com>
11452 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11453 (expand_expr_real_1): Remove comment.
11454 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11455 Vectorize misaligned access when the target supports it.
11456 (vect_supportable_dr_alignment): Check for unaligned access support.
11457 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11460 2009-06-05 Julian Brown <julian@codesourcery.com>
11462 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11463 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11465 2009-06-05 Richard Guenther <rguenther@suse.de>
11468 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11469 as possibly unused.
11471 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11473 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11474 (save_gprs): Don't tell unwinder when a global register is saved.
11475 (s390_emit_epilogue): Emit needed epilogue unwind info.
11477 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11479 * dwarf2out.c (deferred_asm_name): New.
11480 (add_name_and_src_coords_attributes): Defer creation of
11481 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11483 (move_linkage_attr): New.
11484 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11487 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11489 * tree-nested.c (finalize_nesting_tree_1): Declare the
11490 frame_decl in the binding tree.
11492 2009-06-04 Cary Coutant <ccoutant@google.com>
11494 * basic-block.h (struct basic_block_def): Add discriminator field.
11495 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11497 * debug.c (do_nothing_debug_hooks): Add additional entry.
11498 (debug_nothing_int_charstar_int): New function.
11499 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11500 (debug_nothing_int_charstar_int): New declaration.
11501 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11502 discriminator value in .loc directive.
11503 * final.c (last_discriminator): New variable.
11504 (discriminator): New variable.
11505 (final_start_function): Initialize above variables, pass current
11506 discriminator to debug hook.
11507 (notice_source_line): Check for discriminator change.
11508 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11509 * sdbout.c (sdbout_source_line): New parameter.
11510 * tree-cfg.c (struct locus_discrim_map): New structure type.
11511 (discriminator_per_locus): New hash table.
11512 (build_gimple_cfg): Allocate and free discriminator hash table.
11513 (make_edges): Call assign_discriminator.
11514 (locus_map_hash): New function.
11515 (locus_map_eq): New function.
11516 (next_discriminator_for_locus): New function.
11517 (same_line_p): New function.
11518 (assign_discriminator): New function.
11519 (make_cond_expr_edges): Call assign_discriminator.
11520 (make_gimple_switch_edges): Likewise.
11521 (first_non_label_stmt): New function.
11522 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11524 * xcoffout.c (xcoffout_source_line): Add new parameter.
11526 * configure.ac (gcc_cv_as_discriminator): New configury check for
11527 gas support for discriminator.
11528 * configure: Regenerate.
11529 * config.in: Regenerate.
11531 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11533 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11534 val after checking for integers.
11536 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11538 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11540 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11541 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11542 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11543 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11544 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11545 X64_SSE_REGPARM_MAX.
11546 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11547 X64_SSE_REGPARM_MAX.
11549 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11551 * gcc.c (report_times_to_file): New.
11552 (execute): Implement it.
11553 (process_command): Support -time=.
11554 * doc/invoke.texi: Document it.
11556 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11558 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11559 that have value exprs.
11561 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11563 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11564 declarations for constants until...
11565 (dw2_output_indirect_constant_1): ... this point.
11567 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11570 * arm.md (arm_addsi3): Don't try to split an add with an
11571 eliminable register until after reload has completed.
11573 2009-06-03 Ian Lance Taylor <iant@google.com>
11575 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11576 * genattrtab.c (write_length_unit_log): Likewise.
11577 * genchecksum.c (dosum): Likewise.
11578 * gengtype.c (write_rtx_next): Likewise.
11579 (finish_root_table, write_roots): Likewise.
11580 * gimple.c (gimple_ops_offset_): Likewise.
11581 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11582 * config/arc/arc.c (arc_attribute_table): Likewise.
11583 * config/arm/arm.c (arm_attribute_table): Likewise.
11584 * config/avr/avr.c (avr_attribute_table): Likewise.
11585 * config/crx/crx.c (crx_attribute_table): Likewise.
11586 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11587 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11588 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11589 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11590 * config/sh/sh.c (sh_attribute_table): Likewise.
11591 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11592 * config/spu/spu.c (spu_attribute_table): Likewise.
11593 * config/v850/v850.c (v850_attribute_table): Likewise.
11595 * config/alpha/alpha.c (vms_attribute_table): Make static.
11596 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11597 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11598 * config/mips/mips.c (mips_attribute_table): Likewise.
11600 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11602 (cc1-checksum.o): Likewise.
11604 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11606 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11608 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11610 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11611 insn if it is changing sp. Use gen_add3_insn instead of
11612 conditionally gen_addsi3 and gen_adddi3.
11613 (offset_below_red_zone_p): New static inline function.
11614 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11615 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11616 * config/rs6000/ppc-asm.h: Include auto-host.h.
11617 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11618 CFI_RESTORE): Define.
11619 * config/rs6000/crtresxgpr.asm: Add unwind info.
11620 * config/rs6000/crtresxfpr.asm: Likewise.
11621 * config/rs6000/crtresgpr.asm: Likewise.
11622 * config/rs6000/crtresfpr.asm: Likewise.
11623 * config/rs6000/crtsavgpr.asm: Likewise.
11624 * config/rs6000/crtsavfpr.asm: Likewise.
11626 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11627 argument of DWARF2_FRAME_REG_OUT macros.
11629 2009-06-03 Julian Brown <julian@codesourcery.com>
11631 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11632 words or less (including TImode) in core registers.
11634 2009-06-03 Richard Guenther <rguenther@suse.de>
11636 PR middle-end/40328
11637 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11639 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11641 * statistics.c (statistics_counter_event): Do not record event
11642 in pass dump if its number == -1.
11643 (curr_statistics_hash): Add assert that we never get passes
11644 with static number == -1.
11646 2009-06-03 Richard Guenther <rguenther@suse.de>
11647 Andrey Belevantsev <abel@ispras.ru>
11649 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11650 non-BLKmode arrays addressable.
11652 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11654 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11655 * config/m68k/m68k.h: ... here.
11656 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11659 2009-06-03 Martin Jambor <mjambor@suse.cz>
11661 PR tree-optimization/40323
11662 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11665 2009-06-03 Richard Guenther <rguenther@suse.de>
11667 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11670 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11672 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11673 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11674 JUMP_TABLE_DATA_P where applicable.
11675 * config/sh/sh.c: Ditto.
11676 * config/sh/sh.h: Ditto.
11677 * config/sh/sh.md: Ditto.
11678 * config/sh/symbian.c: Ditto.
11680 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11682 * config/i386/driver-i386.c (describe_cache): Optimize
11683 concatenation of strings. Use snprintf instead of sprintf.
11684 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11685 target when not compiling with GCC.
11687 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11689 * config/sh/sh.c: Revert last change.
11690 (sh_expand_epilogue): Emit a blockage insn before the frame
11691 pointer adjustment unconditionally.
11693 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11695 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11696 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11697 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11698 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11699 to COLLECT_GCC_OPTIONS.
11701 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11703 * collect2.c (target_system_root): New variable.
11704 (main): Handle --sysroot=.
11705 (ignore_library): Strip the sysroot from the library path.
11707 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11709 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11710 (collect2.o): Depend on collect2-aix.h.
11711 (collect2-aix.o): New rule.
11712 * collect2-aix.h: New file.
11713 * collect2-aix.c: Likewise.
11714 * collect2.c: Include collect2-aix.h. Don't undefine
11715 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11716 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11717 Use TARGET_AIX_VERSION instead of _AIX51.
11718 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11719 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11720 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11721 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11722 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11724 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11726 * collect2.c (ignore_library): Avoid premature post-increment
11727 and null deference.
11729 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11731 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11732 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11733 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11734 CROSS_DIRECTORY_STRUCTURE too.
11735 (LINK_LIBG_SPEC): Likewise.
11736 (LIB_SPEC): Add %R to sysroot paths.
11737 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11738 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11739 * config/rs6000/aix51.h: As for aix43.h.
11740 * config/rs6000/aix52.h: Likewise.
11741 * config/rs6000/aix53.h: Likewise.
11742 * config/rs6000/aix61.h: Likewise.
11743 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11744 to the beginning of sysroot paths.
11746 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11748 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11749 INSN_LISTs that are out of the REG_NOTE range.
11751 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11753 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11754 (struct var_to_expand): Likewise.
11755 (struct opt_info): Add head and tail for linked lists of the above.
11756 (analyze_insn_to_expand_var): Initialize next.
11757 (analyze_iv_to_split_insn): Likewise.
11758 (analyze_insns_in_loop): Create linked lists.
11759 (allocate_basic_variable): Simplify for use without hash table.
11760 (insert_var_expansion_initialization): Likewise, make it type-safer.
11761 (combine_var_copies_in_loop_exit): Likewise.
11762 (apply_opt_in_copies): Walk lists rather than hash tables.
11763 (release_var_copies): Simplified and inlined by hand into...
11764 (free_opt_info): ... this function.
11766 2009-06-02 Richard Guenther <rguenther@suse.de>
11768 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11771 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11773 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11774 only for builtins that are not overridden.
11776 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11778 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11781 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11783 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11785 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11787 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11789 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11791 * common.opt (fdump-unnumbered-links): New.
11792 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11793 * print-rtl.c (flag_dump_unnumbered_links): New.
11794 (print_rtx): Test it.
11796 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11798 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11799 push/pop multiple to 8-byte alignment.
11801 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11803 * config/i386/i386.c (queued_cfa_restores): New static variable.
11804 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11806 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11807 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11808 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11809 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11810 note unconditionally.
11811 (ix86_emit_restore_regs_using_mov): Likewise.
11812 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11813 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11814 it through to ix86_emit_restore_reg_using_pop.
11815 (ix86_emit_leave): Add RED_OFFSET argument. Call
11816 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11817 instead of adding REG_CFA_OFFSET note unconditionally.
11818 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11819 the above functions. Call ix86_add_queued_cfa_restore_notes when
11822 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11823 force output of the label even for dwarf2out_do_cfi_asm.
11824 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11825 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11826 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11828 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11829 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11830 dwarf2out_cfi_label callers.
11831 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11832 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11833 Adjust dwarf2out_cfi_label callers.
11834 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11836 * config/i386/i386.h (struct machine_cfa_state,
11837 struct machine_function): Guard with ifndef USED_FOR_TARGET
11838 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11841 * emutls.c (__emutls_get_address): Change arr->size to mean number
11842 of allocated arr->data entries instead of # of slots + 1.
11844 PR middle-end/40316
11845 * recog.c (peep2_reinit_state): New function.
11846 (peephole2_init_state): Use it at the end of a basic block and also
11847 when seeing a RTX_FRAME_RELATED_P insn.
11849 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11851 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11852 fixuns_truncrfdi2): New.
11853 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11854 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11855 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11856 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11857 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11858 *recip_approx): Remove.
11859 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11860 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11861 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11863 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11866 2009-06-01 Ian Lance Taylor <iant@google.com>
11868 * attribs.c (register_attribute): Use CONST_CAST.
11869 * collect2.c (main): Use CONST_CAST2.
11870 (scan_prog_file): Likewise.
11871 * gcc.c (process_command, main): Likewise.
11872 * toplev.c (toplev_main): Likewise.
11874 * c-typeck.c (handle_warn_cast_qual): New static function,
11875 partially broken out of build_c_cast.
11876 (build_c_cast): Call handle_warn_cast_qual.
11877 * doc/invoke.texi (Warning Options): Document new effect of
11880 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11882 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11883 (diagnostic_report_current_module): Print columns.
11884 * common.opt (flag_show_column): Enable by default.
11886 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11888 * alias.c (find_base_term): Check for NULL term before returning.
11890 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11892 Revert due to PR40320:
11893 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11894 * calls.c (emit_library_call_value_1): Don't force_operand for move
11897 2009-06-01 Olivier Hainque <hainque@adacore.com>
11898 Eric Botcazou <ebotcazou@adacore.com>
11900 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11901 to be processed as a bitfield for constructor output purposes.
11902 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11904 * varasm.c (oc_local_state): New type, output_constructor
11905 local state to support communication with helpers.
11906 (oc_outer_state): New type, output_constructor outer state of
11907 relevance in recursive calls.
11908 (output_constructor_array_range): New output_constructor helper,
11909 extracted code for an array range element.
11910 (output_constructor_regular_field): New output_constructor helper,
11911 extracted code for an element that is not a bitfield.
11912 (output_constructor_bitfield): New output_constructor helper,
11913 extracted code for a bitfield element. Accept an OUTER state
11914 argument for recursive processing. Recurse on record or array
11915 CONSTRUCTOR values, possibly past noop conversions.
11916 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11917 VALUE is a valid constant-valued expression for use in a static
11918 bit-field initializer.
11919 (output_constructor): Rework to use helpers. Accept and honor an
11920 OUTER state argument for recursive calls. Return total size. Be
11921 prepared for nested constructors initializing bitfields.
11922 (output_constant): Feed OUTER in calls to output_constructor.
11924 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11926 * calls.c (emit_library_call_value_1): Don't force_operand for move
11929 2009-06-01 Nick Clifton <nickc@redhat.com>
11931 * doc/invoke.texi (IA-64 Options): Fix typo.
11933 2009-06-01 Ira Rosen <irar@il.ibm.com>
11935 PR tree-optimization/39129
11936 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11938 (vect_do_peeling_for_loop_bound): Use
11939 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11940 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11941 (vect_loop_versioning): Likewise.
11942 (vect_create_cond_for_alias_checks): Fix indentation.
11943 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11945 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11946 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11947 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11948 "control flow in loop".
11949 (vect_estimate_min_profitable_iters): Use
11950 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11951 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11952 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11953 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11954 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11955 statement belongs to a group of strided accesses with the exact code
11957 (vectorizable_load): Likewise.
11958 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11959 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11961 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11963 * config/freebsd-stdint.h: New file.
11964 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11965 Add freebsd-stdint.h to tm_file.
11967 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11969 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11970 (thumb2_extendhidi2): Likewise.
11972 2009-05-31 Ian Lance Taylor <iant@google.com>
11974 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11976 2009-05-31 Ian Lance Taylor <iant@google.com>
11978 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11979 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11980 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11982 2009-05-31 Jason Merrill <jason@redhat.com>
11984 * tree-pretty-print.c (print_call_name): Take the callee, not the
11985 call itself. Make non-static. Use dump_function_name for functions.
11986 (dump_generic_node): Adjust.
11987 * diagnostic.h: Declare print_call_name.
11988 * gimple-pretty-print.c (dump_gimple_call): Use it.
11990 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11992 * config/sh/sh.md (ashldi3_std): New define_expand.
11995 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11998 * config/sh/sh.c: Include debug.h.
11999 (sh_expand_epilogue): Emit a blockage insn before the frame
12000 pointer adjustment also when dwarf2out_do_frame returns true.
12002 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12004 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12005 (thumb2_extendqidi2): New pattern.
12007 2009-05-31 Ira Rosen <irar@il.ibm.com>
12009 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12010 mark phis for renaming.
12011 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12012 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12013 Call mark_sym_for_renaming.
12014 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12015 * tree-vect-loop.c (vect_transform_loop): Remove
12016 vect_memsyms_to_rename initialization and a call to
12017 mark_set_for_renaming.
12019 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12021 PR middle-end/40304
12022 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12023 frame related even if !set_cfa && style < 0.
12025 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12027 * config/i386/mingw-tls.c: New file.
12028 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12029 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12030 defining _WIN32 but not __CYGWIN__.
12032 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12034 * configure.ac: Add MPC support.
12036 * config.in, configure: Regenerate.
12038 2009-05-29 Richard Henderson <rth@redhat.com>
12040 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12041 NOTE_INSN_BASIC_BLOCK.
12042 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12043 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12044 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12046 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12048 (add_cfi): Disable check redefining cfa away from drap.
12049 (lookup_cfa_1): Add remember argument; handle remember/restore.
12050 (lookup_cfa): Pass remember argument.
12051 (cfa_remember): New.
12052 (compute_barrier_args_size_1): Remove sibcall check.
12053 (dwarf2out_frame_debug_def_cfa): New.
12054 (dwarf2out_frame_debug_adjust_cfa): New.
12055 (dwarf2out_frame_debug_cfa_offset): New.
12056 (dwarf2out_frame_debug_cfa_register): New.
12057 (dwarf2out_frame_debug_cfa_restore): New.
12058 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12059 (dwarf2out_begin_epilogue): New.
12060 (dwarf2out_frame_debug_restore_state): New.
12061 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12062 DW_CFA_restore_state.
12063 (output_cfi_directive): Likewise.
12064 (convert_cfa_to_fb_loc_list): Likewise.
12065 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12066 * dwarf2out.h: Update.
12067 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12068 (copy_insn_1): Early out for null.
12069 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12070 and dwarf2out_frame_debug_restore_state.
12071 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12072 (prologue_insn_hash, epilogue_insn_hash): New.
12073 (free_after_compilation): Adjust freeing accordingly.
12074 (record_insns): Create hash table if needed; push insns into
12075 hash instead of array.
12076 (maybe_copy_epilogue_insn): New.
12077 (contains): Search hash table instead of array.
12078 (sibcall_epilogue_contains): Remove.
12079 (thread_prologue_and_epilogue_insns): Split eh_return insns
12080 and mark them as epilogues.
12081 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12082 scanning in terms of basic blocks.
12083 * insn-notes.def (CFA_RESTORE_STATE): New.
12084 * jump.c (returnjump_p_1): Accept EH_RETURN.
12085 (eh_returnjump_p_1, eh_returnjump_p): New.
12086 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12087 CFA_REGISTER, CFA_RESTORE): New.
12088 * rtl.def (EH_RETURN): New.
12089 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12091 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12092 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12094 * config/i386/i386.c (gen_push): Update cfa state.
12095 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12096 add a CFA_ADJUST_CFA note.
12097 (ix86_dwarf_handle_frame_unspec): Remove.
12098 (ix86_expand_prologue): Update cfa state.
12099 (ix86_emit_restore_reg_using_pop): New.
12100 (ix86_emit_restore_regs_using_pop): New.
12101 (ix86_emit_leave): New.
12102 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12103 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12104 * config/i386/i386.h (struct machine_cfa_state): New.
12105 (ix86_cfa_state): New.
12106 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12107 (eh_return_internal): Merge from eh_return_<mode>,
12108 use eh_return rtx, split w/ epilogue.
12110 2009-05-29 Ian Lance Taylor <iant@google.com>
12112 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12114 * calls.c (emit_library_call_value_1): Likewise.
12116 * c-typeck.c (c_build_va_arg): New function.
12117 * c-tree.h (c_build_va_arg): Declare.
12118 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12119 instead of build_va_arg.
12121 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12123 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12124 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12125 (ptr_difference_cost): Use affine combinations to compute it.
12126 (difference_cost): Likewise.
12127 (get_computation_cost_at): Compute more accurate cost for addresses
12128 if the ratio is a multiplier allowed in addresses.
12129 For non-addresses, consider that an additional offset or symbol is
12132 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12134 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12135 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12137 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12138 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12139 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12141 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12142 to 1 for TYPE_SSE{IADD1,CVT1}.
12143 (prefix_vex_imm8): Removed.
12144 (length_vex): Only pass 1 as second argument to
12145 ix86_attr_length_vex_default if prefix_extra is 0.
12146 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12147 (length): For prefix vex computation use length_immediate
12148 attribute instead of prefix_vex_imm8.
12149 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12150 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12151 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12152 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12153 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12154 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12155 a space in between the operands.
12156 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12157 if one operand is 0xff and the other one si, di, bp or sp.
12158 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12159 other one si, di, bp or sp.
12160 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12161 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12162 type and mode attributes.
12163 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12164 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12165 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12166 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12167 prefix_data16 attribute iff MODE_DF.
12168 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12169 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12170 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12171 constm128_operand in length_immediate computation.
12172 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12173 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12174 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12175 length_immediate attribute to 1.
12176 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12177 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12178 for certain alternatives.
12179 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12180 prefix_data16 attribute if MODE_V1DF.
12181 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12182 length_immediate to 1.
12183 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12184 length_address to 4, set mode attribute to MODE_DI.
12185 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12186 (fxam<mode>2_i387): Set length attribute to 4.
12187 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12188 *prefetch_3dnow_rex): Override length_address attribute.
12189 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12191 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12192 (constm128_operand): Removed.
12193 * config/i386/i386.c (memory_address_length): For
12194 disp && !index && !base in 64-bit mode account for SIB byte if
12195 print_operand_address can't optimize disp32 into disp32(%rip)
12196 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12197 for fs: or gs: segment.
12198 (ix86_attr_length_immediate_default): When checking if shortform
12199 is possible, truncate immediate to the length of the non-shortened
12201 (ix86_attr_length_address_default): Ignore MEM_P operands
12203 (ix86_attr_length_vex_default): Only check for DImode on
12204 GENERAL_REG_P operands.
12205 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12206 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12207 (sse_cvttps2pi): Clear prefix_rep attribute.
12208 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12210 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12211 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12212 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12213 iff operand 2 is const_int_operand.
12214 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12215 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12216 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12218 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12220 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12221 prefix_data16 attribute for movlpd and movhpd instructions.
12222 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12223 length_immediate for shufpd instruction.
12224 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12225 (avx_cmpp<avxmodesuffixf2c><mode>3,
12226 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12227 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12228 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12229 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12230 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12231 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12232 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12233 prefix_data16 attribute for the first alternative to 1.
12234 (*avx_loadlps): Override length_immediate for the first alternative.
12235 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12236 attributes for second alternative.
12237 (*vec_concatv2sf_sse4_1): Override length_immediate and
12238 prefix_data16 attributes for second alternative.
12239 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12240 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12241 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12242 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12243 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12244 prefix_data16 and length_immediate to 1.
12245 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12247 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12248 prefix_extra attribute for variants that don't have 0f prefix alone.
12249 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12250 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12251 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12252 *sse4_1_pextrd): Set length_immediate to 1.
12253 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12254 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12256 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12257 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12258 length_immediate to 1 for second alternative.
12259 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12260 prefix_extra and length_immediate attributes for the first
12262 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12264 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12265 to 1 for the first and third alternative.
12266 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12268 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12270 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12272 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12273 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12274 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12275 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12276 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12277 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12278 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12279 ssse3_psign<mode>3): Override prefix_rex attribute.
12280 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12281 (ssse3_palignrti): Override length_immediate to 1.
12282 (ssse3_palignrdi): Override length_immediate to 1, override
12283 prefix_rex attribute.
12284 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12285 (sse4a_extrqi): Override length_immediate to 2.
12286 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12287 (sse4a_insertq): Override prefix_data16 to 0.
12288 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12289 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12290 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12291 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12292 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12293 and length_immediate to 1.
12294 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12295 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12296 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12297 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12298 and length_immediate to 1.
12299 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12300 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12301 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12302 avx_ptest256): Override prefix_extra to 1.
12303 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12304 Override prefix_data16 and length_immediate to 1.
12305 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12306 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12307 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12308 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12309 prefix_data16 to 0 and prefix_extra to 2.
12310 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12311 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12313 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12314 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12315 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12316 and prefix_extra to 2.
12317 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12318 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12319 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12320 avx_vpermilvar<mode>3,
12321 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12322 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12323 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12324 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12325 Override prefix_extra to 1.
12326 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12327 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12328 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12329 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12330 prefix_extra and length_immediate to 1.
12331 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12333 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12334 to 1 for the first alternative.
12335 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12336 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12338 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12339 *movv2sf_internal_avx, *movv2sf_internal): Override
12340 prefix_rep attribute for certain alternatives.
12341 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12342 attributes for certain alternatives.
12343 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12344 attributes for certain alternatives.
12345 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12346 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12347 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12348 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12349 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12350 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12351 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12352 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12353 length_immediate to 1 if operand 2 is const_int_operand.
12354 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12355 *vec_extractv2si_1): Set length_immediate attribute to 1.
12356 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12357 using old 3DNOW insn rather than SSE/3DNOW_A.
12358 (mmx_emms, mmx_femms): Clear modrm attribute.
12360 2009-05-29 Martin Jambor <mjambor@suse.cz>
12362 * tree-sra.c: New implementation of SRA.
12364 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12365 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12366 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12367 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12368 (SRA_MAX_STRUCTURE_COUNT): Removed.
12369 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12370 * doc/invoke.texi (sra-max-structure-size): Removed.
12371 (sra-field-structure-ratio): Removed.
12373 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12375 PR middle-end/40291
12376 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12379 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12381 PR rtl-optimization/40101
12382 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12383 seqno. Adjust comment.
12384 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12385 inserting bookkeeping before a jump, the jump is not scheduled.
12386 When no positive seqno found, provide a value. Add comment.
12388 2009-05-29 Richard Guenther <rguenther@suse.de>
12390 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12391 short-cutting on the first component.
12393 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12395 PR middle-end/39958
12396 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12397 for trees other than decls/types.
12399 2009-05-29 Richard Guenther <rguenther@suse.de>
12401 * tree-ssa-operands.c (get_expr_operands): Do not handle
12402 INDIRECT_REFs in the handled-component case. Remove
12403 unused get_ref_base_and_extent case.
12404 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12405 tree_low_cst and host_integerp where possible.
12406 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12407 codes for equivalence.
12408 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12410 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12412 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12413 to tmake_file for i[34567]86-*-cygwin*.
12415 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12418 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12419 (altivec_categorize_keyword, init_vector_keywords,
12420 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12423 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12425 * tree.c (handle_dll_attribute): Check if node is
12426 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12428 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12430 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12432 (thumb2_zero_extendqidi2): Likewise.
12434 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12436 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12437 instead of gen_movrt.
12438 * config/sh/sh.md (movrt): Remove.
12440 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12442 * doc/invoke.texi (IA-64 Options):
12443 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12444 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12445 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12446 -msched-prefer-non-control-spec-insns,
12447 -msched-stop-bits-after-every-cycle,
12448 -msched-count-spec-in-critical-path,
12449 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12450 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12451 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12452 and -msched-spec-verbose.
12454 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12456 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12457 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12459 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12461 2009-05-28 Richard Guenther <rguenther@suse.de>
12463 * tree-ssa-alias.c (ao_ref_init): New function.
12464 (ao_ref_base): Likewise.
12465 (ao_ref_base_alias_set): Likewise.
12466 (ao_ref_alias_set): Likewise.
12467 (refs_may_alias_p_1): Change signature.
12468 (refs_may_alias_p): Adjust.
12469 (refs_anti_dependent_p): Likewise.
12470 (refs_output_dependent_p): Likewise.
12471 (call_may_clobber_ref_p_1): Change signature.
12472 (call_may_clobber_ref_p): Adjust.
12473 (stmt_may_clobber_ref_p_1): New function split out from ...
12474 (stmt_may_clobber_ref_p): ... here.
12475 (maybe_skip_until): Adjust signature.
12476 (get_continuation_for_phi): Likewise.
12477 (walk_non_aliased_vuses): Likewise.
12478 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12479 (ao_ref_init): Declare.
12480 (ao_ref_base): Likewise.
12481 (ao_ref_alias_set): Likewise.
12482 (stmt_may_clobber_ref_p_1): Likewise.
12483 (walk_non_aliased_vuses): Adjust.
12484 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12485 (get_ref_from_reference_ops): remove.
12486 (vn_reference_lookup_2): Adjust signature.
12487 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12488 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12489 (vn_reference_lookup): Adjust.
12490 (vn_reference_insert): Likewise.
12491 (vn_reference_insert_pieces): Adjust signature.
12492 (visit_reference_op_call): Adjust.
12493 * tree-ssa-pre.c (get_expr_type): Simplify.
12494 (phi_translate_1): Adjust.
12495 (compute_avail): Likewise.
12496 (translate_vuse_through_block): Do not re-build trees.
12497 (value_dies_in_block_x): Likewise.
12498 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12500 (vn_reference_lookup_pieces): Adjust declaration.
12501 (vn_reference_insert_pieces): Likewise.
12503 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12505 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12506 with checking disabled.
12508 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12512 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12513 macro definition for support of three-operand format aligned
12514 .comm directive in assembler on cygwin/pe/mingw target OS.
12515 * configure: Regenerate.
12516 * config.h: Regenerate.
12518 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12519 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12520 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12522 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12523 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12525 2009-05-28 Ira Rosen <irar@il.ibm.com>
12527 PR tree-optimization/40254
12528 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12529 in analysis of basic blocks.
12531 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12533 PR middle-end/33699
12534 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12535 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12536 (TARGET_INITIALIZER): Use it.
12537 * cse.c (CHEAPER): Move it up to the other macros.
12538 (insert): Rename this ...
12539 (insert_with_costs): ... to this. Add cost parameters. Update
12541 (insert): New function. Call insert_with_costs.
12542 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12543 find_reg_offset_for_const, try_const_anchors): New functions.
12544 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12545 when using a const-anchor. Call insert_const_anchors.
12546 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12547 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12549 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12551 * tree-inline.c (remap_decls): Enable nonlocalized variables
12552 when not optimizing.
12554 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12556 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12557 Simplify other tests involving optimize.
12559 2009-05-27 Tom Tromey <tromey@redhat.com>
12561 * unwind-dw2.c (_Unwind_DebugHook): New function.
12562 (uw_install_context): Call _Unwind_DebugHook.
12564 2009-05-27 Tom Tromey <tromey@redhat.com>
12566 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12568 2009-05-27 Ian Lance Taylor <iant@google.com>
12570 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12571 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12572 (ALL_LINKERFLAGS): Define.
12573 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12574 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12575 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12576 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12577 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12578 $(LINKER_FOR_BUILD).
12579 (build/gcov-iov$(build_exeext)): Likewise.
12581 2009-05-27 Julian Brown <julian@codesourcery.com>
12583 * gcse.c (target.h): Include.
12584 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12585 copy of argument to a pseudo register.
12587 2009-05-27 Diego Novillo <dnovillo@google.com>
12589 * tree-ssa-live.c (dump_scope_block): Document arguments.
12590 (dump_scope_blocks): Document.
12591 (debug_scope_blocks): New.
12592 * tree-flow.h (debug_scope_blocks): Declare.
12594 2009-05-21 Denis Chertykov <denisc@overta.ru>
12596 * doc/contrib.texi (Contributors): Add myself to the list.
12598 2009-05-27 Olivier Hainque <hainque@adacore.com>
12600 * expr.c (target_align): New function. Alignment the TARGET of an
12601 assignment may be assume to have.
12602 (highest_pow2_factor_for_target): Use it instead of relying on
12603 immediate tree attributes of TARGET, not necessarily honored when
12604 intermediate bitfields are involved.
12606 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12609 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12610 AVX, SSE4, AES, PCLMUL and POPCNT.
12612 2009-05-27 Diego Novillo <dnovillo@google.com>
12614 * tree-pretty-print.c (dump_location): New.
12615 (dump_generic_node): Call it.
12616 Factor code to handle BLOCK nodes ...
12617 (dump_block_node): ... here.
12619 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12621 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12623 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12625 * gcc-plugin.h: Include config.h and system.h.
12626 (IN_GCC): Define if not defined.
12628 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12630 PR middle-end/40249
12631 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12634 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12636 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12638 * config/m32r/m32r.h: Ditto.
12639 * config/m32r/m32r.md: Ditto.
12640 * config/m32r/predicates.md: Ditto.
12642 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12644 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12646 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12649 (Loading plugins): typo.
12650 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12651 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12652 (Interacting with the GCC Garbage Collector): Added new section.
12653 (Giving information about a plugin): Added new section for
12655 * ggc.h (ggc_register_root_tab): Added declaration.
12656 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12657 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12658 (register_callback): Improved comment in declaration.
12659 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12660 (extra_root_vec) Added static variable for dynamic roots registration.
12661 (ggc_register_root_tab) Added new routine.
12662 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12663 PLUGIN_GGC_MARKING event.
12664 * ggc-zone.c: Include plugin.h.
12665 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12666 * ggc-page.c: Include plugin.h.
12667 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12668 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12669 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12670 (register_callback): check lack of callbacks for
12671 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12672 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12673 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12674 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12675 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12676 dependency on plugin.h.
12677 (plugin.o): Added dependency on ggc.h...
12679 2009-05-26 Richard Guenther <rguenther@suse.de>
12681 PR middle-end/40248
12683 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12684 with mismatched comparison modes.
12686 * expr.c (expand_expr_real_1): Expand the operand of a
12687 VIEW_CONVERT_EXPR in its natural mode.
12689 2009-05-26 Ian Lance Taylor <iant@google.com>
12691 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12692 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12693 (ALL_COMPILERFLAGS): Define.
12694 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12695 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12696 (collect2$(exeext), collect2.o): Likewise.
12697 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12698 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12699 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12700 (libbackend.o, intl.o, cppdefault.o): Likewise.
12701 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12702 (build/%.o): Use $(COMPILER_FOR_BUILD).
12703 (build/gen%$(build_exeext)): Likewise.
12704 (build/gcov-iov$(build_exeext)): LIkewise.
12705 * config/t-darwin (darwin.o): Use $(COMPILER).
12706 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12707 * config/t-sol2 (sol2-c.o): Likewise.
12708 (sol2.o): Likewise.
12709 * config/t-vxworks (vxworks.o): Likewise.
12710 * config/x-darwin (host-darwin.o): Likewise.
12711 * config/x-hpux (host-hpux.o): Likewise.
12712 * config/x-linux (host-linux.o): Likewise.
12713 * config/x-solaris (host-solaris.o): Likewise.
12714 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12715 * config/arm/t-arm (arm-c.o): Likewise.
12716 * config/arm/t-pe (pe.o): Likewise.
12717 * config/arm/t-wince-pe (pe.o): Likewise.
12718 * config/i386/t-cygming (winnt.o): Likewise.
12719 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12720 * config/i386/t-cygwin (cygwin1.o): Likewise.
12721 (cygwin2.o): Likewise.
12722 * config/i386/t-i386 (i386-c.o): Likewise.
12723 * config/i386/t-interix (winnt.o): Likewise.
12724 * config/i386/t-netware (netware.o): Likewise.
12725 * config/i386/t-nwld (nwld.o): Likewise.
12726 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12727 * config/i386/x-i386 (driver-i386.o): Likewise.
12728 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12729 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12730 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12731 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12732 * config/mips/x-native (driver-native.o): Likewise.
12733 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12734 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12735 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12736 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12737 * config/score/t-score-elf (score7.o): Likewise.
12738 (score3.o): Likewise.
12739 * config/sh/t-sh (sh-c.o): Likewise.
12740 * config/sh/t-symbian (sh-c.o): Likewise.
12741 (symbian.o): Likewise.
12742 * config/spu/t-spu-elf (spu-c.o): Likewise.
12743 * config/v850/t-v850 (v850-c.o): Likewise.
12744 * config/v850/t-v850e (v850-c.o): Likewise.
12746 2009-05-26 Richard Guenther <rguenther@suse.de>
12748 PR tree-optimization/40122
12749 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12750 VECTOR_CSTs if possible.
12751 (fold_gimple_assign): Likewise.
12753 2009-05-26 Richard Guenther <rguenther@suse.de>
12755 PR middle-end/40252
12756 * fold-const.c (fold_binary): Use the correct types for building
12759 2009-05-26 Richard Guenther <rguenther@suse.de>
12761 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12762 redundant calls to merge_alias_info.
12763 (bump_vector_ptr): Likewise.
12764 * tree-ssa-copy.c (merge_alias_info): Remove.
12765 (replace_exp_1): Remove call to merge_alias_info.
12766 (propagate_tree_value): Likewise.
12767 (fini_copy_prop): Propagate points-to info.
12768 * tree-flow.h (merge_alias_info): Remove.
12770 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12772 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12774 2009-05-25 Jan Hubicka <jh@suse.cz>
12776 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12777 * cgraph.h (struct inline_summary): New filed self_wize,
12778 size_inlining_benefit, self_time and time_inlining_benefit.
12779 (struct cgraph_global_info): Replace insns by time ans size fields.
12780 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12781 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12782 (ipcp_update_callgraph): Do not touch function bodies.
12783 * ipa-inline.c: Include except.h
12784 (MAX_TIME): New constant.
12785 (overall_insns): Remove.
12786 (leaf_node_p): New.
12787 (overall_size, max_benefit): New static variables.
12788 (cgraph_estimate_time_after_inlining): New function.
12789 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12790 (cgraph_clone_inlined_nodes): Update size.
12791 (cgraph_mark_inline_edge): Update size.
12792 (cgraph_estimate_growth): Use size info.
12793 (cgraph_check_inline_limits): Check size.
12794 (cgraph_default_inline_p): Likewise.
12795 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12796 (cgraph_decide_recursive_inlining): Check size.
12797 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12799 (cgraph_decide_inlining): Likewise.
12800 (cgraph_decide_inlining_incrementally): Likewise; honor
12801 PARAM_EARLY_INLINING_INSNS.
12802 (likely_eliminated_by_inlining_p): New predicate.
12803 (estimate_function_body_sizes): New function.
12804 (compute_inline_parameters): Use it.
12805 * except.c (must_not_throw_labels): New function.
12806 * except.h (must_not_throw_labels): Declare.
12807 * tree-inline.c (init_inline_once): Kill inlining_weigths
12808 * tree-ssa-structalias.c: Avoid uninitialized warning.
12809 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12810 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12811 (PARAM_INLINE_CALL_COST): Remove.
12812 (PARAM_EARLY_INLINING_INSNS): New.
12814 2009-05-25 Richard Guenther <rguenther@suse.de>
12816 PR tree-optimization/36327
12817 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12818 callback for reference translation or lookup at the point of may-defs.
12819 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12820 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12821 for union COMPONENT_REFs.
12822 (vn_reference_lookup_3): New callback. Lookup from memset
12823 and CONSTRUCTOR assignment, translate through struct copies.
12824 (vn_reference_lookup_pieces): Make sure to not free the
12825 passed operands array. Adjust walk_non_aliased_vuses call.
12826 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12827 make sure we do not leak memory.
12829 2009-05-25 Richard Guenther <rguenther@suse.de>
12831 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12832 * tree-inline.c (expand_call_inline): Reset the escaped and
12833 callused solutions.
12834 * tree-ssa-structalias.c (pass_build_ealias): New.
12835 * tree-pass.h (pass_build_ealias): Declare.
12836 * passes.c (init_optimization_passes): Add PTA during
12837 early optimizations.
12838 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12839 and CALLUSED solutions.
12840 (dump_points_to_solution): New function, split out from ...
12841 (dump_points_to_info_for): ... here.
12842 * tree-parloops.c (parallelize_loops): Reset the escaped and
12843 callused solutions.
12845 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12848 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12849 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12851 2009-05-25 Ira Rosen <irar@il.ibm.com>
12853 PR tree-optimization/40238
12854 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12855 statements after basic block's labels.
12856 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12857 to free the allocated memory.
12859 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12861 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12862 return address with a USE.
12864 2009-05-24 Richard Guenther <rguenther@suse.de>
12866 PR middle-end/40233
12867 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12868 array type from the main variant of the inner type.
12870 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12872 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12873 definition to bool (from int) to un-break build.
12874 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12876 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12878 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12879 discard_stmt_changes): Delete.
12880 * tree-ssa-operands.c (scb_stack): Delete.
12881 (init_ssa_operands): Do not initialize it.
12882 (fini_ssa_operands): Do not free it.
12883 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12885 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12886 update_stmt, remove the others. Fix comments.
12887 * tree-dfa.c (optimize_stack_restore): Likewise.
12888 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12889 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12890 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12891 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12893 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12894 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12895 (dom_opt_finalize_block): Likewise, adjusting access to
12897 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12898 (stmts_to_rescan): Change item type to gimple.
12899 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12901 2009-05-24 Ira Rosen <irar@il.ibm.com>
12903 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12904 * tree-pass.h (pass_slp_vectorize): New pass.
12905 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12906 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12907 * tree-vectorizer.c (timevar.h): Include.
12908 (user_vect_verbosity_level): Declare.
12909 (vect_location): Fix comment.
12910 (vect_set_verbosity_level): Update user_vect_verbosity_level
12911 instead of vect_verbosity_level.
12912 (vect_set_dump_settings): Add an argument. Ignore user defined
12913 verbosity if dump flags require higher level of verbosity. Print to
12914 stderr only for loop vectorization.
12915 (vectorize_loops): Update call to vect_set_dump_settings.
12916 (execute_vect_slp): New function.
12917 (gate_vect_slp): Likewise.
12918 (struct gimple_opt_pass pass_slp_vectorize): New.
12919 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12920 access its members.
12921 (vec_info_for_bb): New function.
12922 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12923 (VECTORIZATION_ENABLED): New macro.
12924 (SLP_ENABLED, SLP_DISABLED): Likewise.
12925 (vect_is_simple_use): Add bb_vec_info argument.
12926 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12927 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12928 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12929 vect_schedule_slp, vect_analyze_slp): Likewise.
12930 (vect_analyze_stmt): Add slp_tree argument.
12931 (find_bb_location): Declare.
12932 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12933 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12934 (vect_analyze_loop_operations, vect_analyze_loop,
12935 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12936 vect_finalize_reduction, vectorizable_reduction,
12937 vectorizable_live_operation, vect_transform_loop): Likewise.
12938 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12939 skip evolution analysis if analyzing a basic block.
12940 (dr_analyze_indices): Likewise.
12941 (initialize_data_dependence_relation): Skip the test whether the
12942 object is invariant for basic blocks.
12943 (compute_all_dependences): Skip dependence analysis for data
12944 references in basic blocks.
12945 (find_data_references_in_stmt): Don't fail in case of invariant
12946 access in basic block.
12947 (find_data_references_in_bb): New function.
12948 (find_data_references_in_loop): Move code to
12949 find_data_references_in_bb and add a call to it.
12950 (compute_data_dependences_for_bb): New function.
12951 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12952 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12954 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12955 unknown dependence in basic block and fail in case of dependence in
12957 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12958 dependence instances from either loop or basic block vectorization
12960 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12961 before calling nested_in_vect_loop_p.
12962 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12963 dependence instances from either loop or basic block vectorization
12965 (vect_verify_datarefs_alignment): Likewise.
12966 (vect_enhance_data_refs_alignment): Adjust function calls.
12967 (vect_analyze_data_refs_alignment): Likewise.
12968 (vect_analyze_group_access): Fix printing. Skip different checks if
12969 DR_STEP is 0. Keep strided stores either in loop or basic block
12970 vectorization data structure. Fix indentation.
12971 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12973 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12974 dependence instances from either loop or basic block vectorization
12976 (vect_analyze_data_refs): Update comment. Call
12977 compute_data_dependences_for_bb to analyze basic blocks.
12978 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12979 case of loop vectorization. In case of basic block vectorization use
12980 data-ref itself as a base.
12981 (vect_create_data_ref_ptr): In case of basic block vectorization:
12982 don't advance the pointer, add new statements before the current
12983 statement. Adjust function calls.
12984 (vect_supportable_dr_alignment): Support only aligned accesses in
12985 basic block vectorization.
12986 * common.opt (ftree-slp-vectorize): New flag.
12987 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12988 (vect_pattern_recog_1): Likewise.
12989 * tree-vect-stmts.c (process_use): Likewise.
12990 (vect_init_vector): Add new statements in the beginning of the basic
12991 block in case of basic block SLP.
12992 (vect_get_vec_def_for_operand): Adjust function calls.
12993 (vect_finish_stmt_generation): Likewise.
12994 (vectorizable_call): Add assert that it is loop vectorization, adjust
12996 (vectorizable_conversion, vectorizable_assignment): Likewise.
12997 (vectorizable_operation): In case of basic block SLP, take
12998 vectorization factor from statement's type and skip the relevance
12999 check. Adjust function calls.
13000 (vectorizable_type_demotion): Add assert that it is loop
13001 vectorization, adjust function calls.
13002 (vectorizable_type_promotion): Likewise.
13003 (vectorizable_store): Check for outer loop only in case of loop
13004 vectorization. Adjust function calls. For basic blocks, skip the
13005 relevance check and don't advance pointers.
13006 (vectorizable_load): Likewise.
13007 (vectorizable_condition): Add assert that it is loop vectorization,
13008 adjust function calls.
13009 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13010 that it is not reduction, get vector type, call only supported
13011 functions, skip loop specific parts.
13012 (vect_transform_stmt): Check for outer loop only in case of loop
13014 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13015 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13016 for external definition.
13017 * passes.c (pass_slp_vectorize): New pass.
13018 * tree-vect-slp.c (find_bb_location): New function.
13019 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13020 check for patterns only in loops.
13021 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13022 case of multiple types in basic block SLP.
13023 (vect_mark_slp_stmts_relevant): New function.
13024 (vect_supported_load_permutation_p): Fix comment.
13025 (vect_analyze_slp_instance): Add argument. In case of basic block
13026 SLP, take vectorization factor from statement's type, check that
13027 unrolling factor is 1. Adjust function call. Save SLP instance in
13028 either loop or basic block vectorization structure. Return FALSE,
13030 (vect_analyze_slp): Add argument. Get strided stores groups from
13031 either loop or basic block vectorization structure. Return FALSE
13032 if basic block SLP failed.
13033 (new_bb_vec_info): New function.
13034 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13035 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13036 (vect_schedule_slp): Add argument. Get SLP instances from either
13037 loop or basic block vectorization structure. Set vectorization factor
13038 to be 1 for basic block SLP.
13039 (vect_slp_transform_bb): New function.
13040 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13042 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13044 * final.c (shorten_branches): Do not align labels for jump tables.
13045 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13047 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13049 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13050 Remove outdated reference to flow.c and fix nits.
13051 * doc/gccint.texi: Tweak RTL description.
13052 * doc/rtl.texi: Likewise.
13054 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13056 * config/avr/avr.c: Change my email address.
13057 * config/avr/avr.h: Likewise.
13058 * config/avr/avr.md: Likewise.
13059 * config/avr/avr-protos.h: Likewise.
13060 * config/avr/libgcc.S: Likewise.
13062 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13064 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13065 (spu_split_load, spu_split_store): Change return type to int.
13066 (spu_split_convert): Declare.
13067 * config/spu/predicates.md (spu_mem_operand): Remove.
13068 (spu_mov_operand): Update.
13069 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13070 * config/spu/spu.c (regno_aligned_for_load): Remove.
13071 (reg_aligned_for_addr, spu_expand_load): Define.
13072 (spu_expand_extv): Reimplement and handle MEM.
13073 (spu_expand_insv): Handle MEM.
13074 (spu_sched_reorder): Handle insn's with length 0.
13075 (spu_legitimate_address_p): Reimplement.
13076 (store_with_one_insn_p): Return TRUE for any mode with size
13077 larger than 16 bytes.
13078 (address_needs_split): Define.
13079 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13081 (spu_convert_move): Define.
13082 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13083 (spu_split_store): Change all MEM's to TImode.
13084 (spu_init_expanders): Preallocate registers that correspond to
13085 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13087 (spu_split_convert): Define.
13088 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13089 (_move<mode>, _movdi, _movti): Update predicate and condition.
13090 (load, store): Change to define_split.
13091 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13093 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13094 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13095 define_insn_and_split of lshr<mode>3.
13096 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13097 (<v>ashr<mode>3_imm): Define.
13098 (extv, extzv, insv): Allow MEM operands.
13099 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13100 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13101 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13102 (_spu_convert2): Change to define_insn_and_split and remove the
13103 corresponding define_peephole2.
13104 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13105 Change predicates to memory_operand.
13107 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13109 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13111 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13113 PR tree-optimization/40219
13114 * tree.c (iterative_hash_expr): Make sure the builtin function is
13115 a normal builtin function and not a front end or back end builtin
13116 before indexing into the built_in_decls array.
13118 2009-05-22 Richard Guenther <rguenther@suse.de>
13120 PR middle-end/38964
13121 * alias.c (write_dependence_p): Do not use TBAA for answering
13122 anti-dependence or output-dependence.
13123 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13124 (emit_pointer_definition): Remove.
13125 (emit_alias_warning): Likewise.
13126 (find_what_var_points_to): Remove TBAA pruning code.
13127 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13129 (compute_points_to_sets): Remove code computing the set of
13130 dereferenced pointers.
13131 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13132 oracle for querying anti and output dependencies.
13133 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13134 if TBAA may be applied.
13135 (refs_anti_dependent_p): New function.
13136 (refs_output_dependent_p): Likewise.
13137 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13138 (refs_output_dependent_p): Likewise.
13139 * doc/tree-ssa.texi (Memory model): New section.
13140 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13141 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13142 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13143 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13144 * expr.c (expand_expr_real_1): Likewise.
13145 * gimple-low.c (lower_stmt): Likewise.
13146 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13147 (dump_gimple_cdt): Remove.
13148 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13149 (gimple_size): Likewise.
13150 (walk_gimple_op): Likewise.
13151 (is_gimple_stmt): Likewise.
13152 (walk_stmt_load_store_addr_ops): Likewise.
13153 (gimple_build_cdt): Remove.
13154 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13155 * gimple.h (gimple_cdt_new_type): Remove.
13156 (gimple_cdt_new_type_ptr): Likewise.
13157 (gimple_cdt_set_new_type): Likewise.
13158 (gimple_cdt_location): Likewise.
13159 (gimple_cdt_location_ptr): Likewise.
13160 (gimple_cdt_set_location): Likewise.
13161 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13162 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13163 GIMPLE_CHANGE_DYNAMIC_TYPE.
13164 (verify_types_in_gimple_stmt): Likewise.
13165 * tree-inline.c (estimate_num_insns): Likewise.
13166 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13167 (copy_decl_to_var): Likewise.
13168 (copy_result_decl_to_var): Likewise.
13169 * tree-pretty-print.c (dump_generic_node): Do not handle
13170 CHANGE_DYNAMIC_TYPE_EXPR.
13171 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13172 * tree-ssa-operands.c (get_expr_operands): Likewise.
13173 * tree-ssa-structalias.c (struct variable_info): Remove
13174 no_tbaa_pruning member.
13175 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13176 (unify_nodes): Do not copy it.
13177 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13178 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13179 (set_uids_in_ptset): Do not check it.
13180 (find_what_var_points_to): Likewise.
13181 (compute_tbaa_pruning): Remove.
13182 (compute_points_to_sets): Do not call it.
13183 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13184 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13185 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13186 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13187 (DECL_NO_TBAA_P): Likewise.
13188 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13189 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13190 (expand_omp_atomic_pipeline): Do not set it.
13191 * print-tree.c (print_node): Do not dump it.
13192 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13195 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13198 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13201 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13203 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13206 2009-05-22 Ben Elliston <bje@au.ibm.com>
13208 * Makefile.in (bversion.h, s-bversion): New targets.
13209 (TOPLEV_H): Add bversion.h.
13210 * toplev.h: Include "bversion.h".
13211 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13212 the __format__ attribute only if compiling with the same version
13213 of GCC as the sources (the "build version").
13215 2009-05-22 Ben Elliston <bje@au.ibm.com>
13217 * c-format.c (handle_format_attribute): Fix comment typo.
13219 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13222 * config/ia64/ia64.opt (mfused-madd): New.
13223 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13224 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13225 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13226 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13227 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13228 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13229 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13230 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13231 instruction if !TARGET_FUSED_MADD.
13232 (fpma, fpms): Remove colon from name.
13234 2009-05-22 Richard Guenther <rguenther@suse.de>
13236 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13237 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13238 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13240 (create_expression_by_pieces): Only convert if necessary.
13241 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13242 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13244 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13246 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13247 regular pattern from a template and rename it ...
13248 (*extzv_truncsi_exts): ... to this.
13250 2009-05-21 Richard Guenther <rguenther@suse.de>
13252 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13253 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13254 (cgraph_default_inline_p): Likewise.
13255 (cgraph_decide_inlining_incrementally): Likewise.
13257 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13258 Uros Bizjak <ubizjak@gmail.com>
13260 * config/i386/cpuid.h (bit_MOVBE): New.
13262 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13264 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13265 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13266 (ix86_handle_option): Handle OPT_mmovbe.
13267 (ix86_target_string): Add -mmovbe.
13268 (pta_flags): Add PTA_MOVBE.
13269 (processor_alias_table): Add PTA_MOVBE to "atom".
13270 (override_options): Handle PTA_MOVBE.
13272 * config/i386/i386.h (TARGET_MOVBE): New.
13274 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13275 (*bswapsi_movbe): New.
13276 (*bswapdi_movbe): Likewise.
13277 (bswapdi2): Renamed to ...
13278 (*bswapdi_1): This.
13279 (bswapdi2): New expander.
13281 * config/i386/i386.opt (mmovbe): New.
13283 * doc/invoke.texi: Document -mmovbe.
13285 2009-05-21 Taras Glek <tglek@mozilla.com>
13287 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13288 * gcc-plugin.h (plugin_init): Updated signature.
13289 * gcc-plugin.h (plugin_name_args): Moved to this header.
13290 * doc/plugins.texi (plugin_init): Updated documention to reflect
13292 * doc/plugins.texi (plugin_name_args): Added to documention.
13294 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13296 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13297 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13299 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13301 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13302 JUMP_TABLE_DATA_P predicates where applicable.
13303 * config/i386/predicates.md: Ditto.
13304 * config/i386/sse.md: Ditto.
13306 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13308 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13309 operand2 -128 override length_immediate attribute to 1.
13310 * config/i386/predicates.md (constm128_operand): New predicate.
13312 * config/i386/i386.c (memory_address_length): Handle %r12
13313 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13315 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13316 mode look through optional ZERO_EXTEND and SUBREG.
13317 * config/i386/i386.md (R12_REG): New define_constant.
13318 (prefix_data16): For sse unit set also for MODE_TI insns.
13319 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13320 insns set if operand 1 is ext_QIreg_operand.
13321 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13322 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13324 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13325 mode from MODE_DI to MODE_SI.
13326 (movdi_1_rex64): Override modrm and length_immediate attributes
13327 only for movabs (TYPE_IMOV, alternative 2).
13328 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13329 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13330 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13331 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13332 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13333 prefix_rex attribute if DImode.
13334 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13335 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13336 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13337 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13338 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13339 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13340 Likewise. For TYPE_IMOV clear length_immediate attribute.
13341 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13342 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13343 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13344 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13345 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13346 or one operand TYPE_ISHIFT.
13347 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13348 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13349 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13350 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13351 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13352 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13353 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13354 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13355 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13356 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13357 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13358 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13359 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13360 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13361 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13362 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13363 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13364 set mode attribute, don't override length attribute.
13365 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13367 (return_internal_long): Set length attribute to 2 instead of 1.
13368 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13369 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13370 prefix_rex attribute.
13371 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13373 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13375 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13377 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13379 2009-05-20 Ian Lance Taylor <iant@google.com>
13381 * tree.c (build_tree_list_vec_stat): New function.
13382 (ctor_to_vec): New function.
13383 (build_nt_call_vec): New function.
13384 (build_call_array): Change args to be a const pointer.
13385 (build_call_vec): New function.
13386 * tree.h (build_nt_call_vec): Declare.
13387 (build_tree_list_vec_stat): Declare.
13388 (build_tree_list_vec): Define.
13389 (build_call_array): Update declaration.
13390 (build_call_vec): Declare.
13391 (ctor_to_vec): Declare.
13392 * c-common.c (tree_vector_cache): New static variable.
13393 (make_tree_vector): New function.
13394 (release_tree_vector): New function.
13395 (make_tree_vector_single): New function.
13396 (make_tree_vector_copy): New function.
13397 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13398 (make_tree_vector_single, make_tree_vector_copy): Declare.
13399 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13400 (c_parser_expr_list): Don't manage cache here, instead call
13402 (c_parser_release_expr_list): Remove static function.
13403 (c_parser_vec_to_tree_list): Remove static function.
13404 (c_parser_attributes): Call build_tree_list_vec instead of
13405 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13406 c_parser_release_expr_list.
13407 (c_parser_postfix_expression_after_primary): Likewise.
13408 (c_parser_objc_keywordexpr): Likewise.
13410 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13412 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13413 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13414 TARGET_CONVERT_TO_TYPE.
13415 * hooks.c (hook_tree_const_tree_null): Define.
13416 * hooks.h (hook_tree_const_tree_null): Declare.
13417 * target.h (struct gcc_target): Add invalid_parameter_type,
13418 invalid_return_type, promoted_type, and convert_to_type fields.
13419 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13420 (TARGET_INVALID_RETURN_TYPE): Define.
13421 (TARGET_PROMOTED_TYPE): Define.
13422 (TARGET_CONVERT_TO_TYPE): Define.
13423 (TARGET_INITIALIZER): Update for new fields.
13424 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13425 (grokparms): Check targetm.invalid_parameter_type.
13426 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13427 * c-convert.c (convert): Check targetm.convert_to_type.
13429 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13431 * config/mips/mips.md (*extenddi_truncate<mode>,
13432 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13434 (*extendhi_truncateqi): New define_insn_and_sptit.
13436 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13438 PR middle-end/40204
13439 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13440 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13442 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13444 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13445 the operand of VIEW_CONVERT_EXPR.
13447 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13449 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13450 extended family and model for Intel processors. Support Intel Atom.
13452 2009-05-20 Olivier Hainque <hainque@adacore.com>
13454 * gstab.h (stab_code_type): Define, to be used instead of the
13455 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13457 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13458 occurrences by stab_code_type.
13459 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13461 2009-05-20 Martin Jambor <mjambor@suse.cz>
13463 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13464 (sra_insert_before): Likewise.
13465 (sra_insert_after): Likewise.
13466 (sra_init_cache): Likewise.
13467 (sra_type_can_be_decomposed_p): Likewise.
13468 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13469 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13470 (sra_insert_before): Likewise.
13471 (sra_insert_after): Likewise.
13472 (sra_init_cache): Likewise.
13473 (insert_edge_copies_seq): Made static and moved upwards.
13475 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13478 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13480 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13481 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13484 2009-05-20 Richard Guenther <rguenther@suse.de>
13486 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13487 with mismatched comparison modes.
13489 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13491 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13492 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13493 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13494 with shifts for Thumb2.
13495 (orsi_notsi): New for orn.
13496 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13497 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13498 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13499 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13500 Don't invert remainder for IOR.
13502 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13504 PR tree-optimization/40087
13505 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13506 number_of_iterations_ne): Rename never_infinite argument.
13507 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13508 number_of_iterations_le): Handle pointer-type ivs when
13509 exit_must_be_taken is false.
13510 (number_of_iterations_cond): Do not always assume that
13511 exit_must_be_taken if the control variable is a pointer.
13513 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13515 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13516 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13518 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13520 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13521 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13523 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13526 * c.opt (Wlogical-op): Disabled by default.
13527 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13529 * doc/invoke.texi (Wlogical-op): Likewise.
13531 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13533 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13535 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13536 Propagate the type of the first operand.
13537 <ASSERT_EXPR>: Simplify.
13538 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13539 Rewrite using the RHS code as discriminant.
13540 <NOP_EXPR>: Turn into CASE_CONVERT.
13541 <PLUS_EXPR>: Propagate the type of the first operand.
13543 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13545 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13546 (ia64_dconst_0_375): New.
13547 * config/ia64/ia64.c (ia64_override_options): Remove
13548 -minline-sqrt-min-latency warning.
13549 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13550 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13551 * config/ia64/ia64.md (*sqrt_approx): Remove.
13552 (sqrtsf2): Remove #if 0.
13553 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13554 (sqrtdf): Remove assert.
13555 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13556 (sqrtxf2): Remove #if 0.
13557 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13558 * div.md (sqrt_approx_rf): New.
13559 (sqrtsf2_internal_thr): New implementation.
13560 (sqrtsf2_internal_lat): New.
13561 (sqrtdf2_internal_thr: New implementation.
13562 (sqrtxf2_internal): New implementation.
13564 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13565 Hans-Peter Nilsson <hp@axis.com>
13567 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13568 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13569 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13570 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13571 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13572 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13573 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13574 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13575 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13576 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13577 * c-common.c: ...from here.
13579 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13581 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13583 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13585 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13587 2009-05-19 Ben Elliston <bje@au.ibm.com>
13589 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13590 assignments with memcpy calls.
13591 (add_fdes): Likewise.
13592 (binary_search_unencoded_fdes): Likewise.
13593 (linear_search_fdes): Eliminate type puns.
13595 2009-05-19 Richard Guenther <rguenther@suse.de>
13597 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13598 not falsely claim to have propagated into all uses.
13600 2009-05-19 Ben Elliston <bje@au.ibm.com>
13602 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13605 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13607 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13608 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13609 (TARGET_LEGITIMATE_ADDRESS_P): New.
13610 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13611 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13613 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13616 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13617 child of the containing namespace's DIE.
13619 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13621 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13622 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13623 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13626 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13629 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13630 gen_align with gen_pad.
13631 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13632 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13634 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13635 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13637 * config/i386/i386.md (align): Renamed to ...
13638 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13639 ASM_OUTPUT_MAX_SKIP_PAD.
13641 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13643 * config.gcc: Fix variable syntax.
13646 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13647 before calling exact_log2.
13648 (output_iorsi3): Likewise.
13649 (output_xorsi3): Likewise.
13651 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13653 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13654 for the none zero constant operand except for EQ and NE
13655 comprisons even when the first operand is R0.
13657 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13659 * config/s390/2064.md: Remove trailing whitespaces.
13660 * config/s390/2084.md: Likewise.
13661 * config/s390/constraints.md: Likewise.
13662 * config/s390/fixdfdi.h: Likewise.
13663 * config/s390/libgcc-glibc.ver: Likewise.
13664 * config/s390/s390-modes.def: Likewise.
13665 * config/s390/s390-protos.h: Likewise.
13666 * config/s390/s390.c: Likewise.
13667 * config/s390/s390.h: Likewise.
13668 * config/s390/s390.md: Likewise.
13669 * config/s390/tpf-unwind.h: Likewise.
13671 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13673 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13675 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13678 * configure.ac (m68k-*-*): Check if binutils support TLS.
13679 * configure: Regenerate.
13680 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13681 * config/m68k/constraints.md (Cu): New constraint.
13682 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13683 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13684 (movsi): Handle TLS symbols.
13685 (addsi3_5200): Handle XTLS symbols, indent.
13686 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13687 (m68k_tls_reference_p): Declare.
13688 (m68k_legitimize_address): Declare.
13689 (m68k_unwrap_symbol): Declare.
13690 * config/m68k/m68k.opt (mxtls): New option.
13691 * config/m68k/m68k.c (ggc.h): Include.
13692 (m68k_output_dwarf_dtprel): Implement hook.
13693 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13694 (m68k_expand_prologue): Load GOT pointer when function needs it.
13695 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13696 (m68k_legitimate_constant_address_p): Same.
13697 (m68k_decompose_address): Handle TLS references.
13698 (m68k_get_gp): New static function.
13699 (enum m68k_reloc): New contants.
13700 (TLS_RELOC_P): New macro.
13701 (m68k_wrap_symbol): New static function.
13702 (m68k_unwrap_symbol): New function.
13703 (m68k_final_prescan_insn_1): New static function.
13704 (m68k_final_prescan_insn): New function.
13705 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13707 (legitimize_pic_address): Handle TLS references..
13708 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13709 (m68k_libcall_value_in_a0_p)
13710 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13711 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13712 (m68k_legitimize_tls_address): Handle TLS references.
13713 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13715 (m68k_legitimize_address): Handle TLS symbols.
13716 (m68k_get_reloc_decoration): New static function.
13717 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13719 (m68k_output_dwarf_dtprel): Implement hook.
13720 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13721 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13722 m68k_call_* routines.
13723 (sched_attr_op_type): Handle TLS symbols.
13724 (gt-m68k.h): Include.
13725 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13726 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13728 2009-05-18 Martin Jambor <mjambor@suse.cz>
13730 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13731 (visit_store_addr_for_mod_analysis): New function.
13732 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13733 (determine_cst_member_ptr): Use gimple_assign_single_p.
13734 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13735 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13736 operands. Don't check number of operands of a NOP_EXPR.
13738 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13740 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13742 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13745 * c-common.c (warn_logical_operator): Don't warn if one of
13746 expression isn't always true or false.
13748 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13750 * config/i386/biarch32.h: New file.
13751 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13753 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13755 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13756 *zero_extend<mode>_truncqi): Merge these into ...
13757 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13758 Name the pattern following this as *zero_extendhi_truncqi.
13760 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13762 PR middle-end/39301
13763 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13764 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13765 (output_info): Make field HOST_WIDEST_INT.
13766 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13767 (dump_bitmat_statistics): Same.
13769 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13771 * config.gcc (use_gcc_stdint): Set to wrap.
13772 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13773 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13774 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13775 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13776 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13777 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13778 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13779 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13781 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13783 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13785 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13786 Move definitions earlier.
13787 (OPT_ARCH64, OPT_ARCH32): Define.
13788 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13791 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13794 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13797 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13799 * arm.md (movdi2): Copy non-reg values to DImode registers.
13801 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13804 * final.c (label_to_max_skip): New function.
13805 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13806 CODE_LABEL_NUMBER <= max_labelno.
13807 * output.h (label_to_max_skip): New prototype.
13808 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13809 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13810 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13811 Handle CODE_LABELs with >= 16 byte alignment or with
13812 max_skip == (1 << align) - 1.
13813 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13814 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13817 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13818 .p2align 3 if MAX_SKIP is smaller than 7.
13819 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13821 2009-05-15 Ian Lance Taylor <iant@google.com>
13823 * alias.c (struct alias_set_entry_d): Rename from struct
13824 alias_set_entry. Change all uses.
13825 * except.c (struct call_site_record_d): Rename from struct
13826 call_site_record. Change all uses.
13827 * except.h (struct eh_region_d): Rename from struct eh_region.
13829 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13831 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13832 ivtype_map_elt. Change all uses.
13833 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13835 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13836 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13838 (struct sese_d): Rename from struct sese. Change all uses.
13839 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13840 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13841 * optabs.h (struct optab_d): Rename from struct optab. Change all
13843 (struct convert_optab_d): Rename from struct convert_optab.
13845 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13846 ipa_opt_pass. Change all uses.
13847 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13850 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13851 defined as a typedef.
13852 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13855 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13858 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13860 (merge_ranges): Returns bool.
13861 * tree.h (make_range): .. to here.
13862 (build_range_check): Likewise.
13863 (merge_ranges): Likewise. Renamed from merge_ranges.
13864 * c-typeck.c (parser_build_binary_op): Update calls to
13865 warn_logical_operator.
13866 * c-common.c (warn_logical_operator): Add new warning.
13867 * c-common.h (warn_logical_operator): Update declaration.
13869 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13871 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13873 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13875 * doc/install.texi: Document MPC requirements, flags etc.
13877 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13878 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13879 Evaluate constant arguments.
13880 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13881 (fold_builtin_1): Likewise, also evaluate constant arguments.
13882 Remove superfluous break.
13883 (do_mpc_ckconv): New.
13884 * real.h: Include mpc.h.
13885 * toplev.c (print_version): Output MPC version info if available.
13887 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13889 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13891 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13893 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13896 2009-05-15 Jan Hubicka <jh@suse.cz>
13898 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13899 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13900 (try_inline): Fix return value.
13901 (cgraph_decide_inlining_incrementally): Honor new value.
13902 (cgraph_early_inlining): Handle indirect inlining.
13903 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13905 2009-05-15 Jan Hubicka <jh@suse.cz>
13907 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13908 * cgraphunit.c (cgraph_finalize_function): Set it.
13909 (cgraph_expand_function): Use it.
13911 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13913 * real.c (encode_ieee_half): Define.
13914 (decode_ieee_half): Define.
13915 (ieee_half_format): Define.
13916 (arm_half_format): Define.
13917 * real.h (ieee_half_format): Declare.
13918 (arm_half_format): Declare.
13920 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13922 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13923 swapped, and reversed optabs exist before trying to use them.
13925 2009-05-15 Paul Brook <paul@codesourcery.com>
13926 Sandra Loosemore <sandra@codesourcery.com>
13928 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13929 loads. Allow PRE_DEC.
13930 (output_move_neon): Handle PRE_DEC.
13931 (arm_print_operand): Add 'A' for neon structure loads.
13932 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13933 * config/arm/neon.md (neon_mov): Update comment.
13934 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13936 (Um): New constraint.
13938 2009-05-15 Jan Hubicka <jh@suse.cz>
13940 Revert the following patch until testsuite fallout is fixed:
13941 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13942 * cgraph.h (struct inline_summary): New filed self_wize,
13943 size_inlining_benefit, self_time and time_inlining_benefit.
13944 (struct cgraph_global_info): Replace insns by time ans size fields.
13945 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13946 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13947 (ipcp_update_callgraph): Do not touch function bodies.
13948 * ipa-inline.c: Include except.h
13949 (MAX_TIME): New constant.
13950 (overall_insns): Remove
13951 (overall_size, max_benefit): New static variables.
13952 (cgraph_estimate_time_after_inlining): New function.
13953 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13954 (cgraph_clone_inlined_nodes): Update size.
13955 (cgraph_mark_inline_edge): Update size.
13956 (cgraph_estimate_growth): Use size info.
13957 (cgraph_check_inline_limits): Check size.
13958 (cgraph_default_inline_p): Likewise.
13959 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13960 (cgraph_decide_recursive_inlining): Check size.
13961 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13963 (cgraph_decide_inlining): Likewise.
13964 (cgraph_decide_inlining_incrementally): Likewise; honor
13965 PARAM_EARLY_INLINING_INSNS.
13966 (likely_eliminated_by_inlining_p): New predicate.
13967 (estimate_function_body_sizes): New function.
13968 (compute_inline_parameters): Use it.
13969 * except.c (must_not_throw_labels): New function.
13970 * except.h (must_not_throw_labels): Declare.
13971 * tree-inline.c (init_inline_once): Kill inlining_weigths
13972 * tree-ssa-structalias.c: Avoid uninitialized warning.
13973 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13974 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13975 (PARAM_INLINE_CALL_COST): Remove.
13976 (PARAM_EARLY_INLINING_INSNS): New.
13978 2009-05-15 Richard Guenther <rguenther@suse.de>
13980 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13981 not TODO_update_ssa.
13983 2009-05-15 Richard Guenther <rguenther@suse.de>
13985 PR tree-optimization/39999
13986 * gimple.h (gimple_expr_type): Use the expression type looking
13987 through useless conversions.
13988 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13989 (vn_nary_op_insert_stmt): Likewise.
13990 (simplify_binary_expression): Likewise.
13992 2009-05-15 Richard Guenther <rguenther@suse.de>
13994 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13995 New options, enabled by default.
13996 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13998 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13999 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14000 * tree-ssa-structalias.c (gate_tree_pta): New function.
14001 (pass_build_alias): Use it.
14003 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14005 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14006 recurse on an invariant address if a conversion from a pointer
14007 type to a wider integer type is involved.
14009 2009-05-15 Jan Hubicka <jh@suse.cz>
14011 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14012 * cgraph.h (struct inline_summary): New filed self_wize,
14013 size_inlining_benefit, self_time and time_inlining_benefit.
14014 (struct cgraph_global_info): Replace insns by time ans size fields.
14015 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14016 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14017 (ipcp_update_callgraph): Do not touch function bodies.
14018 * ipa-inline.c: Include except.h
14019 (MAX_TIME): New constant.
14020 (overall_insns): Remove
14021 (overall_size, max_benefit): New static variables.
14022 (cgraph_estimate_time_after_inlining): New function.
14023 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14024 (cgraph_clone_inlined_nodes): Update size.
14025 (cgraph_mark_inline_edge): Update size.
14026 (cgraph_estimate_growth): Use size info.
14027 (cgraph_check_inline_limits): Check size.
14028 (cgraph_default_inline_p): Likewise.
14029 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14030 (cgraph_decide_recursive_inlining): Check size.
14031 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14033 (cgraph_decide_inlining): Likewise.
14034 (cgraph_decide_inlining_incrementally): Likewise; honor
14035 PARAM_EARLY_INLINING_INSNS.
14036 (likely_eliminated_by_inlining_p): New predicate.
14037 (estimate_function_body_sizes): New function.
14038 (compute_inline_parameters): Use it.
14039 * except.c (must_not_throw_labels): New function.
14040 * except.h (must_not_throw_labels): Declare.
14041 * tree-inline.c (init_inline_once): Kill inlining_weigths
14042 * tree-ssa-structalias.c: Avoid uninitialized warning.
14043 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14044 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14045 (PARAM_INLINE_CALL_COST): Remove.
14046 (PARAM_EARLY_INLINING_INSNS): New.
14047 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14048 (inline-call-cost): Remove.
14049 (early-inlining-insns): New.
14051 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14053 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14055 (print_int_cst_bounds_in_octal_p): Likewise.
14056 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14058 * dwarf2out.c (base_type_die): Likewise.
14059 (is_subrange_type): Delete.
14060 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14061 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14062 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14063 if the destination type is boolean.
14064 (build_range_check): Do not special-case subtypes.
14065 (fold_sign_changed_comparison): Likewise.
14066 (fold_unary): Likewise.
14067 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14068 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14069 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14070 * tree.c (subrange_type_for_debug_p): New predicate based on the
14071 former is_subrange_type.
14072 * tree.h (subrange_type_for_debug_p): Declare.
14073 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14074 (convert_affine_scev): Remove call to above function.
14075 (chrec_convert_aggressive): Likewise.
14076 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14077 false for conversions involving subtypes.
14078 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14079 (vrp_val_min): Likewise.
14080 (needs_overflow_infinity): Likewise.
14081 (extract_range_from_unary_expr): Likewise.
14083 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14085 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14086 * config/frv/frv.c: Likewise.
14087 * config/s390/s390.c: Likewise.
14088 * config/sparc/sparc.h: Likewise.
14089 * config/i386/i386.h: Likewise.
14090 * config/i386/i386.c: Likewise.
14091 * config/crx/crx.c: Likewise.
14092 * config/m68hc11/m68hc11.h: Likewise.
14093 * config/iq2000/iq2000.c: Likewise.
14094 * config/mn10300/mn10300.h: Likewise.
14095 * config/mn10300/mn10300.c: Likewise.
14096 * config/m68k/m68k.c: Likewise.
14097 * config/rs6000/rs6000.c: Likewise.
14098 * config/rs6000/xcoff.h: Likewise.
14099 * config/rs6000/linux64.h: Likewise.
14100 * config/rs6000/sysv4.h: Likewise.
14101 * config/score/score3.c: Likewise.
14102 * config/score/score7.c: Likewise.
14103 * config/score/score.c: Likewise.
14104 * config/arm/arm.md: Likewise.
14105 * config/mips/mips.c: Likewise.
14106 * config/mips/mips.md: Likewise.
14107 * config/bfin/bfin.h: Likewise.
14108 * config/pa/pa.c: Likewise.
14109 * config/pa/constraints.md: Likewise.
14111 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14112 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14113 * config/pdp11/pdp11.h: Use memory_address_p instead.
14115 2009-05-14 Ian Lance Taylor <iant@google.com>
14117 * passes.c (finish_optimization_passes): Change i to int.
14118 * plugin.c (plugins_active_p): Change event to int.
14119 (dump_active_plugins): Likewise.
14120 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14122 * tree.c (tree_range_check_failed): Change c to unsigned int.
14123 (omp_clause_range_check_failed): Likewise.
14124 (build_common_builtin_nodes): Change mode to int. Add cast.
14125 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14126 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14128 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14129 ++ or -- with a variable of enum type.
14131 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14134 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14136 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14138 * store-motion.c: Do not include params.h
14139 * Makefile.in: Fix dependencies for various files.
14141 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14143 * auto-inc-dec.c: Fix pass description, remove apparent
14144 accidental duplication.
14146 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14148 PR middle-end/40147
14149 * ipa-utils.h (memory_identifier_string): Moved to ...
14150 * tree.h (memory_identifier_string): Here. Add GTY(()).
14152 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14154 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14155 in the former documentation of...
14156 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14157 * ira-conflicts.c (get_dup_num): Use address_operand.
14158 * targhooks.c (default_legitimate_address_p): New.
14159 * targhooks.h (default_legitimate_address_p): New.
14160 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14162 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14163 * target.h (struct target): Add legitimate_address_p.
14164 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14165 (TARGET_INITIALIZER): Include it.
14167 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14168 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14169 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14170 (TARGET_LEGITIMATE_ADDRESS_P): New.
14172 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14173 (REG_OK_STRICT_P): Delete.
14174 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14175 (frv_legitimate_address_p_1): ... this.
14176 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14177 (frv_legitimate_address_p_1): ... the renamed old
14178 frv_legitimate_address_p.
14179 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14180 (TARGET_LEGITIMATE_ADDRESS_P): New.
14182 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14183 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14184 * config/s390/s390.c (legitimate_address_p): Rename to...
14185 (s390_legitimate_address_p): ... this, make static.
14186 (legitimize_address): Adjust call.
14187 (TARGET_LEGITIMATE_ADDRESS_P): New.
14188 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14190 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14191 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14192 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14193 (TARGET_LEGITIMATE_ADDRESS_P): New.
14195 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14196 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14197 * config/spu/spu.c (spu_legitimate_address): Rename to...
14198 (spu_legitimate_address_p): ... this, make static.
14199 (TARGET_LEGITIMATE_ADDRESS_P): New.
14201 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14202 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14203 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14204 (sparc_legitimate_address_p): ... this, make static and return bool.
14205 (legitimize_address): Adjust call.
14206 (TARGET_LEGITIMATE_ADDRESS_P): New.
14208 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14209 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14210 * config/i386/i386.c (legitimate_address_p): Rename to...
14211 (ix86_legitimate_address_p): ... this, make static.
14212 (constant_address_p): Move after it, adjust call.
14213 (TARGET_LEGITIMATE_ADDRESS_P): New.
14215 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14216 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14217 * config/avr/avr.c (legitimate_address_p): Rename to...
14218 (avr_legitimate_address_p): ... this, make static.
14219 (legitimize_address): Adjust call.
14220 (TARGET_LEGITIMATE_ADDRESS_P): New.
14222 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14223 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14224 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14225 (TARGET_LEGITIMATE_ADDRESS_P): New.
14227 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14228 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14229 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14230 (TARGET_LEGITIMATE_ADDRESS_P): New.
14232 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14233 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14235 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14237 (TARGET_LEGITIMATE_ADDRESS_P): New.
14239 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14240 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14242 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14244 (m68hc11_legitimate_address_p): ... this, make static.
14245 (go_if_legitimate_address_internal): Rename to...
14246 (m68hc11_legitimate_address_p_1): ... this.
14247 (legitimize_address): Adjust call.
14248 (TARGET_LEGITIMATE_ADDRESS_P): New.
14250 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14251 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14252 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14253 (TARGET_LEGITIMATE_ADDRESS_P): New.
14255 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14256 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14257 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14258 (mn10300_legitimate_address_p): ... this, make static.
14259 (TARGET_LEGITIMATE_ADDRESS_P): New.
14261 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14262 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14263 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14264 (TARGET_LEGITIMATE_ADDRESS_P): New.
14266 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14267 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14268 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14269 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14270 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14271 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14272 (rs6000_legitimate_address_p): ... this, make static.
14273 (TARGET_LEGITIMATE_ADDRESS_P): New.
14274 (REG_MODE_OK_FOR_BASE_P): Delete.
14275 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14277 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14278 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14280 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14281 static, adjust types.
14282 (TARGET_LEGITIMATE_ADDRESS_P): New.
14284 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14285 * config/score/score.c (score_address_p): Rename to...
14286 (score_legitimate_address_p): ... this.
14287 (TARGET_LEGITIMATE_ADDRESS_P): New.
14288 * config/score/score3.c (score3_address_p): Rename to...
14289 (score3_legitimate_address_p): ... this.
14290 * config/score/score7.c (score7_address_p): Rename to...
14291 (score7_legitimate_address_p): ... this.
14293 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14294 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14295 GO_IF_LEGITIMATE_ADDRESS): Delete.
14296 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14297 thumb2_legitimate_address_p): Delete.
14298 (arm_legitimate_address_p): Rename to...
14299 (arm_legitimate_address_outer_p): ... this.
14300 * config/arm/constraints.md ("Uq"): Adjust call.
14301 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14302 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14304 (arm_legitimate_address_outer_p): ... this.
14305 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14307 (TARGET_LEGITIMATE_ADDRESS_P): New.
14309 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14310 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14311 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14312 (TARGET_LEGITIMATE_ADDRESS_P): New.
14314 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14315 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14316 * config/vax/vax.c (legitimate_address_p): Rename to...
14317 (vax_legitimate_address_p): ... this, make static.
14318 (TARGET_LEGITIMATE_ADDRESS_P): New.
14320 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14321 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14322 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14323 (TARGET_LEGITIMATE_ADDRESS_P): New.
14325 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14326 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14327 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14328 (mmix_legitimate_address_p): ... this, make static.
14329 (TARGET_LEGITIMATE_ADDRESS_P): New.
14331 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14332 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14333 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14334 (TARGET_LEGITIMATE_ADDRESS_P): New.
14336 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14338 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14339 of MODE_COMPLEX_INT.
14341 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14343 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14344 LCT_NORMAL in function call.
14345 * mips-tdump.c (print_file_desc): Add cast to enum type.
14346 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14347 (mark_stabs): Add casts to enum types.
14348 (parse_stabs_common): Add casts to enum types.
14350 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14352 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14353 Check for invalid values of LETTER.
14355 2009-05-13 Taras Glek <tglek@mozilla.com>
14357 * attribs.c (register_attribute): moved out attribute registration
14358 into register_attribute.
14359 * doc/plugins.texi: Documented register_attribute and
14361 * gcc-plugin.h: Added forward decl for register_attribute.
14362 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14363 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14364 PLUGIN_ATTRIBUTES boilerplate.
14366 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14368 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14369 values even in sentinel and empty entries.
14370 (ms_printf_flag_specs): Likewise.
14371 (ms_scanf_flag_specs): Likewise.
14372 (ms_strftime_flag_specs): Likewise.
14373 (ms_print_char_table): Likewise.
14374 (ms_scan_char_table): Likewise.
14375 (ms_time_char_table): Likewise.
14377 2009-05-13 Doug Kwan <dougkwan@google.com>
14379 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14381 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14383 * config/mips/mips.md (store): Add attributes for QI and HI.
14385 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14386 (truncdi<mode>2): ... this new pattern.
14388 2009-05-13 Brad Hards <bradh@kde.org>
14390 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14392 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14393 Ben Elliston <bje@au.ibm.com>
14395 PR middle-end/40035
14396 * dse.c (check_mem_read_rtx): Guard against width == -1.
14398 2009-05-13 Michael Matz <matz@suse.de>
14400 PR middle-end/39976
14401 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14402 (trivially_conflicts_p): New function.
14403 (insert_backedge_copies): Use it.
14405 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14407 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14408 (handle_stdc_pragma): Use new enum constant names.
14409 (handle_pragma_float_const_decimal64): Ditto.
14411 2009-05-13 Ian Lance Taylor <iant@google.com>
14413 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14416 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14418 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14419 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14421 * config/m68k/m68k.h (FL_UCLINUX): Define.
14423 2009-05-13 Jan Hubicka <jh@suse.cz>
14425 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14427 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14429 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14430 unless -fschedule-insns is specified.
14432 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14435 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14436 TARGET_EXPAND_CBRANCHDI4.
14437 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14438 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14439 (cmpeqdi): Fix comment.
14441 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14443 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14444 (sh_legitimate_address_p): Likewise.
14445 * config/sh/sh.c (sh_legitimate_index_p): New.
14446 (sh_legitimate_address_p): Likewise.
14447 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14448 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14449 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14450 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14451 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14452 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14453 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14454 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14455 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14457 2009-05-12 Jan Hubicka <jh@suse.cz>
14459 * tree-inline.c (estimate_operator_cost): Add operands;
14460 when division happens by constant, it is cheap.
14461 (estimate_num_insns): Loads and stores are not having cost of 0;
14462 EH magic stuff is cheap; when computing runtime cost of switch,
14463 use log2 base of amount of its cases; builtin_expect has cost of 0;
14464 compute cost for moving return value of call.
14465 (init_inline_once): Initialize time_based flags.
14466 * tree-inline.h (eni_weights_d): Add time_based flag.
14468 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14470 * df-core.c: Update head documentation.
14472 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14475 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14476 shadowing exisiting variable op1.
14478 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14481 * config/i386/driver-i386.c (processor_signatures): New enum.
14482 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14483 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14484 processor signature to detect geode processor.
14486 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14490 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14492 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14493 causes spurious differences between trunk and cond-optab branch.
14495 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14497 * dojump.c (compare_from_rtx): Delete.
14498 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14499 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14500 if the comparison does not satisfy the predicate; test predicates for
14501 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14502 further if one existing pattern fails.
14503 * expr.h (compare_from_rtx): Delete.
14504 (prepare_operand): Declare it.
14505 * optabs.c: Change "lib call" to "libcall" throughout.
14506 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14507 HAVE_conditional_trap, emit_cmp_insn): Delete.
14508 (can_compare_p): Delete cmp_optab case.
14509 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14510 Accept other parameters by value.
14511 (prepare_operand): Make non-static.
14512 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14513 other parameters by value. Try to widen operands here based on
14514 an optab_methods argument and looking at cbranch_optab.
14515 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14516 loop. Use cbranch_optab directly.
14517 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14518 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14520 (emit_conditional_move, emit_conditional_add): Inline what's needed
14521 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14522 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14523 with COMPARE. Move cmov_optab and cstore_optab above
14524 with cbranch_optab, move cmp_optab down with ucmp_optab,
14525 remove tst_otpab. Do not initialize trap_rtx.
14526 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14527 for trap code. Do not check HAVE_conditional_trap. Use
14528 prepare_cmp_insn. Accept no predicate for operand 3.
14529 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14530 (OTI_ctrap, ctrap_optab): New.
14531 (tst_optab): Delete.
14532 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14533 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14534 with lookup of ctrap_optab.
14535 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14537 (ctrap_optab): New.
14539 * combine.c (combine_simplify_rtx, simplify_set): Do not
14540 special case comparing against zero for cc0 machines.
14541 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14542 COMPARE on cc0 machines.
14543 (simplify_relational_operation): Return a new expression when
14544 a COMPARE could be removed.
14545 * final.c (final_scan_insn): Compare cc_status values
14546 against LHS of a (compare FOO (const_int 0)) cc0 source.
14547 Also check if cc_status.value is the full compare.
14549 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14550 (cstoreMM4): Document.
14551 (conditional_trap): Document ctrapMM4 instead.
14552 (sync_compare_and_swapMM): Refer to cbranchcc4.
14553 (Dependent Patterns): Eliminate obsolete information referring to
14554 the old jump optimization phase.
14555 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14556 of compares with 0 on cc0 machines.
14557 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14558 avoiding references to cc0. Remove text about storing operands
14560 * doc/tm.texi (Condition Codes): Include blurb on different
14561 condition code representations, separate into subsections for
14562 CC0, MODE_CC and conditional execution.
14564 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14565 alpha_emit_setcc): Accept operands and a machine mode.
14566 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14567 Get code/op0/op1 from operands, use machine mode argument
14568 instead of alpha_compare.fp_p. Emit the branch here.
14569 (alpha_emit_setcc): Likewise, and return boolean.
14570 (alpha_emit_conditional_move): Likewise. Assert that
14571 cmp_op_mode == cmp_mode, and simplify accordingly.
14572 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14573 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14574 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14576 (stack probe test): Use cbranchdi4.
14577 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14579 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14580 * config/arc/arc.h (movsicc, movsfcc): Use it.
14581 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14582 (cbranchsi4, cstoresi4): New.
14583 (cmpsi, bCC and sCC expanders): Remove.
14585 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14586 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14587 * config/arm/predicates.md (arm_comparison_operator): Only include
14588 floating-point operators if there is a hardware floating-point unit.
14589 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14590 deferring to cbranch_cc and cstore_cc respectively.
14591 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14592 cbranch_cc, cstore_cc): New.
14593 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14595 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14597 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14598 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14600 (adjust_insn_length): Adjust calls.
14601 (avr_reorg): Handle (compare (foo) (const_int 0)).
14602 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14603 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14604 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14605 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14607 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14608 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14610 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14611 (cbranchsi4, cstorebi4, cstoresi4): New.
14612 (movbisi): This insn is duplicate, split it to zero_extend.
14613 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14614 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14615 (bfin_optimize_loop): Use cbranch expander.
14616 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14617 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14618 (bfin_bimode_comparison_operator): ... this.
14619 (bfin_direct_comparison_operator): New.
14621 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14622 inside (compare FOO (const_int 0)).
14623 (cris_rtx_costs): Handle ZERO_EXTRACT.
14624 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14625 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14626 (*tstdi_v32): Delete.
14627 (*cmpdi_non_v32): Add M alternative for operand 1.
14628 (cmpsi, cmp<mode>): Make private.
14629 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14631 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14633 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14634 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14635 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14636 (cc_reg_operand): New.
14637 (any_cond): Delete.
14638 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14639 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14640 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14641 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14642 crx_expand_scond): Delete.
14644 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14646 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14647 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14649 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14650 cstoresi4, cstoresf4, cstoredf4): New.
14651 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14652 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14653 Receive the entire operands array.
14654 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14655 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14656 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14657 Get test/op0/op1 from the operands array.
14658 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14660 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14661 (h8300_expand_store): New.
14662 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14664 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14665 (h8300_expand_store): New.
14666 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14667 or do not try to produce (set (cc0) REG).
14668 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14669 change a compare into a move to a scratch register. Disable some
14670 peepholes when comparing with zero.
14671 (tstsi, tsthi, tstsi, cmpqi): Make private.
14673 (bCC, sCC): Delete.
14674 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14677 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14678 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14679 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14680 (ix86_emit_i387_log1p): Use cbranchxf2.
14681 (ix86_expand_setcc): Return void.
14682 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14683 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14684 cmp<MODEF>, cmpcc): Remove.
14685 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14686 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14687 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14688 (sCC and bCC expanders): Remove.
14689 (stack_protect_test): Use cbranchcc4.
14691 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14693 (ia64_expand_compare): Accept three rtx by reference and return void.
14694 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14695 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14696 from *expr. Update *expr with the BImode comparison to do.
14697 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14698 cmptf, bCC, sCC, conditional_trap): Delete.
14699 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14700 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14701 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14702 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14703 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14705 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14706 type of last argument.
14707 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14708 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14709 use machine mode argument instead of branch_type. Remove dead
14710 code for floating-point comparisons.
14711 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14712 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14714 (cbranchsi4, cstoresi4): New.
14715 * config/iq2000/predicates.md (reg_or_const_operand): New.
14717 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14718 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14719 (b<code>_op): Rewrite to...
14720 (bcc_op): ... this, using match_operator.
14721 (s<code>_op): Rewrite to...
14722 (scc_op): ... this, using match_operator.
14723 (s<code>_24_op): Rewrite to...
14724 (scc_op_24): ... this, using match_operator.
14725 (s<code>_<mode>): Rewrite to...
14726 (cstore<mode>4): ... this, using match_operator.
14727 (s<code>_<mode>_24): Rewrite to...
14728 (cstore<mode>4_24): ... this, using match_operator.
14729 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14730 m32c_unpend_compare, m32c_expand_scc): Delete.
14731 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14732 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14733 (m32c_expand_movcc): Change NE to EQ if necessary.
14734 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14736 * config/m32r/m32r-protos.h (gen_cond_store): New.
14737 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14738 (gen_cond_store): New, from sCC patterns.
14739 (m32r_expand_block_move): Use cbranchsi4.
14740 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14741 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14742 (cbranchsi4, cstoresi4): New.
14744 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14746 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14747 (m68hc11_notice_update_cc): Look into a compare with 0.
14748 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14750 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14751 cmphi, cmpqi, bCC): Delete.
14752 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14753 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14754 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14757 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14758 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14759 * config/m68k/constraints.md (H): New.
14760 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14761 the define_insn below.
14762 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14763 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14764 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14765 patterns): Wrap RHS with COMPARE.
14766 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14767 (*cmpdi_internal): Name this pattern.
14768 (cmpdi): Change to define_insn.
14769 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14770 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14771 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14773 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14774 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14775 (conditional_trap): Change to...
14776 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14777 (*conditional_trap): Use the ordered_comparison_operator and
14778 const1_operand predicates.
14779 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14780 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14781 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14782 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14784 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14785 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14786 (mcore_gen_compare): New.
14787 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14788 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14789 (mcore_gen_compare): ... this.
14790 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14791 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14792 (stack probe pattern): Use cbranchsi4.
14794 * config/mips/predicates.md (mips_cstore_operator): New.
14795 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14796 * config/mips/mips.md (any_cond): Delete.
14797 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14799 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14800 fixuns_truncsfdi2): Use cbranch patterns.
14801 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14802 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14803 Adjust call to mips_expand_conditional_branch.
14804 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14806 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14807 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14808 * config/mips/mips.c (cmp_operands): Delete.
14809 (mips_emit_compare): Get comparison operands from *op0/*op1.
14810 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14811 that it succeeds. Use op0/op1 instead of cmp_operands.
14812 (mips_expand_conditional_branch, mips_expand_conditional_move,
14813 mips_expand_conditional_trap): Likewise.
14814 (mips_block_move_loop): Use cbranch patterns.
14815 * config/mips/mips.h (cmp_operands): Delete.
14817 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14818 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14819 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14820 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14821 (*cmpcc_folded): Rename to...
14822 (*cmpdi_folded): this.
14823 (*cmpcc): Rename to...
14825 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14828 (cbranchdf4): New. Handle invalid comparisons here.
14829 * config/mmix/predicates.md (float_comparison_operator): New.
14831 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14832 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14833 * config/mn10300/mn10300.md (tst): Delete.
14834 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14835 Name these patterns and wrap RHS in a compare.
14836 (*cmpsi): Make this pattern private. Include tst.
14837 (*cmpsf): Make this pattern private.
14838 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14839 (compare with zero peepholes): Likewise.
14841 (cbranchsi4, cbranchsf4): New.
14842 (casesi): Use cbranchsi4.
14844 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14845 hppa_branch_type): Delete.
14846 (return_addr_rtx): Use cbranchsi4.
14847 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14848 Emit CCFPmode comparison here.
14849 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14850 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14851 hppa_branch_type): Delete.
14852 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14853 (movsicc, movdicc): Remove references to hppa_compare_op0,
14854 hppa_compare_op1 and compare_from_rtx.
14855 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14856 (casesi): Use cbranchsi4.
14858 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14859 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14860 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14861 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14862 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14864 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14865 (*branch, *branch_inverted): New.
14867 * config/picochip/picochip.md (cbranchhi4): Use
14868 ordered_comparison_operator.
14869 (cmphi, bCC): Remove.
14871 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14872 (trap_comparison_operator): Delete.
14873 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14874 rs6000_emit_cbranch): Accept mode and operands.
14875 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14876 rs6000_compare_fp_p): Delete.
14877 (rs6000_generate_compare): Accept mode and comparison. Extract code
14878 and op0/op1 from there. Replace references to rs6000_compare_op0
14879 and rs6000_compare_op1.
14880 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14881 extract result from passed operands.
14882 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14883 extract loc from passed operands.
14884 (rs6000_emit_cmove): Likewise.
14885 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14886 rs6000_compare_fp_p): Delete.
14887 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14888 (cbranch<GPR>4, cbranch<FP>4): New.
14889 (cstore<mode>4): New. Consolidate here all choices about when to use
14890 portable or specialized sCC sequences.
14891 (stack_protect_test): Use cbranchsi4.
14892 (conditional_trap): Replace with ctrap<GPR>4.
14893 (conditional trap insn): Replace trap_comparison_operator with
14894 ordered_comparison_operator.
14896 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14897 (s390_emit_prologue): Use ctrap.
14898 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14899 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14900 New predicates replacing...
14901 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14902 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14903 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14904 (add<mode>cc): Do not use s390_compare_op0/op1.
14905 (s<code>): Change to...
14906 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14907 (seq): Change to...
14908 (cstorecc4): ... this. Handle EQ or NE equally.
14909 (*sne): Un-privatize for use in cstorecc4.
14910 (b<code>): Change to...
14911 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14912 (conditional_trap): Replace with...
14913 (ctrap<GPR>4, ctrap<FP>4): ... these.
14914 (stack_protect): Use cbranchcc4.
14916 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14917 * config/score/score-protos.h (score_gen_cmp): Delete.
14918 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14919 (score_block_move-loop): Use cbranchsi4.
14920 * config/score/score.md (cbranchsi4): New.
14921 (cmpsi, bCC): Delete.
14922 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14923 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14924 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14925 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14926 * config/score/score3.h (score3_gen_cmp): Delete.
14927 * config/score/score7.h (score7_gen_cmp): Delete.
14929 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14930 (sh_emit_scc_to_t): ... this. Return void.
14931 (from_compare): Rename to...
14932 (sh_emit_compare_and_branch): ... this.
14933 (sh_emit_compare_and_set): New.
14934 (sh_expand_t_scc): Accept operands.
14935 * config/sh/predicates.md (sh_float_comparison_operator): New.
14936 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14937 (prepare_scc_operands): Rename to...
14938 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14940 (sh_emit_cheap_store_flag): New.
14941 (sh_emit_set_t_insn): New.
14942 (from_compare): Rename to...
14943 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14944 handling of TARGET_SH2E floating point to avoid recursive call.
14945 Generate branch here.
14946 (sh_emit_compare_and_set): New.
14947 (sh_expand_t_scc): Get op0/op1 from arguments.
14948 (sh_emit_cheap_store_flag): New.
14949 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14951 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14952 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14953 (movsicc, movdicc): Do nothing when it recreated operands from
14954 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14955 prepare_scc_operands (now sh_emit_scc_to_t).
14956 (udivdi3): Use cstoresi4.
14957 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14958 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14959 (cbranchint4_media, cbranchfp4_media): New.
14960 (casesi): Use cbranchdi4.
14961 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14963 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14964 (movnegt): Remove second operand.
14965 (cbranchsf4, cbranchdf4): New.
14966 (stack_protect): Use cbranchdi4/cbranchsi4.
14968 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14969 (gen_compare_reg): Accept comparison, extract part of it to...
14970 (gen_compare_reg_1): ... this.
14971 (gen_compare_operator): Delete.
14972 (gen_v9_scc): Accept separate destination, comparison code and arms.
14973 Do not use sparc_compare_op0/sparc_compare_op1.
14974 (emit_scc_insn, emit_conditional_branch_insn): New.
14975 (emit_v9_brxx): Make static. Remove useless assertion.
14976 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14978 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14979 * config/sparc/sparc-protos.h (gen_compare_reg,
14980 sparc_emit_float_lib_cmp): Adjust prototype.
14981 (emit_scc_insn, emit_conditional_branch_insn): New.
14982 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14983 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14984 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14985 iterators to the top.
14986 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14987 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14988 snedi_special_trunc): Delete.
14989 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14990 and snedi_special_trunc.
14991 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14992 cbranchdi4, cbranch<F:mode>4): New.
14993 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14994 here. Use gen_compare_reg instead of gen_compare_operator.
14995 (conditional_trap): Replace with...
14996 (ctrapsi4, ctrapdi4): ... this.
14997 (stack_protect_test): Use cbranchcc4.
14999 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15001 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15002 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15003 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15004 from operands[0] or operands[3] depending on is_set.
15005 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15006 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15007 cmpdf, bCC), sCC: Remove.
15008 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15009 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15011 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15012 spu_emit_branch_or_set.
15014 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15016 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15017 xstormy16_compare_op1): Delete.
15018 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15019 xstormy16_compare_op1): Delete.
15020 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15022 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15023 (cmphi, cmpsi, bCC): Remove.
15025 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15026 (*cmpsi): ... this one.
15027 (cbranchsi4, cstoresi4): New.
15028 (bCC expanders): Delete.
15029 (sCC insns): Fold into...
15030 (*setcc): ... this one.
15031 (casesi): Do not use gen_cmpsi and gen_bgtu.
15032 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15033 (movsicc): Simplify.
15034 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15036 * config/vax/vax-protos.h (cond_name): New.
15037 (vax_output_conditional_branch): Remove.
15038 * config/vax/vax.c (cond_name): New.
15039 (vax_output_conditional_branch): Remove.
15040 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15041 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15042 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15043 (bit<VAXint>): Wrap source with (compare).
15044 (b<code> and following unnamed pattern): Rename to *branch and
15045 *branch_reversed. Change macroization to match_operator.
15046 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15048 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15049 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15050 Change last argument to machine_mode.
15051 (xtensa_expand_scc): Add machine_mode argument.
15052 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15053 (gen_conditional_move, xtensa_expand_conditional_branch,
15054 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15055 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15056 Adjust operand numbers.
15057 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15059 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15060 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15061 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15063 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15065 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15066 causes spurious differences between trunk and cond-optab branch.
15068 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15071 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15073 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15075 * tree.c (iterative_hash_pointer): Delete.
15076 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15077 Hash UIDs and versions of SSA names. Don't special-case built-in
15078 function declarations.
15080 2009-05-11 Ian Lance Taylor <iant@google.com>
15083 * graphite.c: Force -Wc++-compat to only be a warning before
15084 #including "cloog/cloog.h".
15086 2009-05-11 Martin Jambor <mjambor@suse.cz>
15088 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15090 2009-05-11 Jan Hubicka <jh@suse.cz>
15092 * tree-ssa-loop-ivcanon.c: Include target.h
15093 (struct loop_size): new structure.
15094 (constant_after_peeling): New predicate.
15095 (tree_estimate_loop_size): New function.
15096 (estimated_unrolled_size): Rewrite for new estimates.
15097 (try_unroll_loop_completely): Use new estimates.
15098 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15100 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15102 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15103 libcpp interface change.
15104 (spu_macro_to_expand): Likewise.
15106 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15108 PR tree-optimization/40026
15109 * gimplify.c (gimplify_init_constructor): Change initial conditional
15110 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15111 optimize_compound_literals_in_ctor.
15113 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15115 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15117 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15119 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15121 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15122 HOST_WIDE_INT for gap.
15124 2009-05-11 Ira Rosen <irar@il.ibm.com>
15126 PR tree-optimization/40074
15127 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15128 account in group size and step comparison.
15130 2009-05-11 Richard Guenther <rguenther@suse.de>
15132 * passes.c (init_optimization_passes): Strip now incorrect comment.
15133 (execute_function_todo): Do not set PROP_alias.
15134 * tree-pass.h (PROP_alias): Remove.
15135 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15136 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15137 * tree-nrv.c (pass_return_slot): Likewise.
15138 * tree-object-size.c (pass_object_sizes): Likewise.
15139 * tree-ssa-dom.c (pass_dominator): Likewise.
15140 (pass_phi_only_cprop): Likewise.
15141 * tree-ssa-dse.c (pass_dse): Likewise.
15142 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15143 (pass_cselim): Likewise.
15144 * tree-ssa-pre.c (pass_pre): Likewise.
15145 (pass_fre): Likewise.
15146 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15147 * tree-ssa-sink.c (pass_sink_code): Likewise.
15148 * tree-stdarg.c (pass_stdarg): Likewise.
15149 * tree-tailcall.c (pass_tail_calls): Likewise.
15150 * tree-vrp.c (pass_vrp): Likewise.
15152 2009-05-10 Ian Lance Taylor <iant@google.com>
15154 * basic-block.h (enum profile_status): Break out of struct
15155 control_flow_graph.
15156 * cgraph.h (struct inline_summary): Break out of struct
15158 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15159 of struct cgraph_order_sort.
15160 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15161 * cse.c (struct branch_path): Break out of struct
15162 cse_basic_block_data.
15163 * except.h (enum eh_region_type): Break out of struct eh_region.
15164 * gcc.c (enum add_del): Break out of struct modify_target.
15165 * genrecog.c (enum decision_type): Break out of struct decision_test.
15166 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15168 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15169 * regmove.c (enum match_use): New enum, broken out of struct match.
15170 * sched-int.h (enum post_call_group): New enum, broken out of
15172 (struct deps_reg): Break out of struct deps.
15173 * target.h (struct asm_int_op): Break out of struct gcc_target.
15174 * tree-eh.c (struct goto_queue_node): Break out of struct
15176 * tree-inline.h (enum copy_body_cge_which): Break out of
15178 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15180 * c-decl.c (in_struct, struct_types): New static variables.
15181 (pushtag): Add loc parameter. Change all callers.
15182 (lookup_tag): Add ploc parameter. Change all callers.
15183 (check_compound_literal_type): New function.
15184 (parser_xref_tag): Add loc parameter. Change all callers. If
15185 -Wc++-compat, warn about struct/union/enum types defined within a
15187 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15188 and loc parameters. Change all callers. Change error calls to
15189 error_at, using loc. For a redefinition, if the location of the
15190 original definition is known, report it. Set in_struct and
15191 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15192 (finish_struct): Add new parameters enclosing_in_struct and
15193 enclosing_struct_types. Change all callers. Set
15194 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15195 in the struct. If in a struct, add this struct to struct_types.
15196 (start_enum): Add loc parameter. Change all callers. Use
15197 error_at for errors, using loc. For a redefinition, if the
15198 location of the original definition is known, report it. If in a
15199 struct, add this enum type to struct_types. If -Wc++-compat warn
15200 if in sizeof, typeof, or alignof.
15201 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15202 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15203 (c_parser_enum_specifier): Get enum location for start_enum.
15204 (c_parser_struct_or_union_specifier): Get struct location for
15205 start_struct. Save in_struct and struct_types status between
15206 start_struct and finish_struct.
15207 (c_parser_cast_expression): Get location of cast.
15208 (c_parser_alignof_expression): Get location of type.
15209 (c_parser_postfix_expression): Likewise.
15210 (c_parser_postfix_expression_after_paren_type): Add type_loc
15211 parameter. Change all callers. Call check_compound_literal_type.
15212 Use type_loc for error about variable size type.
15213 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15214 of an enum constant from an enum type defined in a struct or union.
15215 (c_cast_expr): Add loc parameter. Change all callers. If
15216 -Wc++-compat, warn about defining a type in a cast.
15217 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15218 (start_enum, start_struct, finish_struct): Update declarations.
15219 (parser_xref_tag, c_cast_expr): Update declarations.
15220 (check_compound_literal_type): Declare.
15222 2009-05-11 Ben Elliston <bje@au.ibm.com>
15224 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15225 for recent libcpp interface change.
15226 (rs6000_macro_to_expand): Likewise.
15228 2009-05-10 Michael Matz <matz@suse.de>
15231 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15232 not at entry of function.
15234 2009-05-10 Richard Guenther <rguenther@suse.de>
15236 PR tree-optimization/40081
15238 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15239 using the main variant of the element type. Do not fiddle with
15240 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15242 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15243 structs with volatile fields.
15245 2009-05-10 Jan Hubicka <jh@suse.cz>
15247 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15248 (estimate_move_cost): Assert that it does not get called for
15250 (estimate_num_insns): Skip VOID types in argument handling.
15251 (optimize_inline_calls): Delete unreachable blocks and verify that
15252 callgraph is valid.
15254 2009-05-10 Jan Hubicka <jh@suse.cz>
15256 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15257 * cgraph.c (cgraph_mark_address_taken_node): New function.
15258 (dump_cgraph_node): Dump new flag.
15259 * cgraph.h (struct cgraph_node): Add address_taken.
15260 (cgraph_mark_address_taken_node): New function.
15261 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15262 since new direct calls can be born.
15264 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15266 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15267 tok->val.node.node.
15269 2009-05-10 Jan Hubicka <jh@suse.cz>
15271 PR middle-end/40084
15272 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15274 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15275 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15276 * tree-inline.c (copy_bb): Set frequency correctly.
15277 (fold_marked_statements): Update call to
15278 cgraph_update_edges_for_call_stmt.
15280 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15282 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15283 identifiers in diagnostics.
15284 * config/arm/arm.c (arm_handle_fndecl_attribute,
15285 arm_handle_isr_attribute): Likewise.
15286 * config/avr/avr.c (avr_handle_progmem_attribute,
15287 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15288 * config/bfin/bfin.c (handle_int_attribute,
15289 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15290 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15291 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15293 * config/darwin.c (darwin_handle_kext_attribute,
15294 darwin_handle_weak_import_attribute): Likewise.
15295 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15296 h8300_handle_eightbit_data_attribute,
15297 h8300_handle_tiny_data_attribute): Likewise.
15298 * config/i386/i386.c (ix86_handle_cconv_attribute,
15299 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15300 * config/i386/winnt.c (ix86_handle_shared_attribute,
15301 ix86_handle_selectany_attribute): Likewise.
15302 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15303 * config/m32c/m32c.c (function_vector_handler): Likewise.
15304 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15305 m68hc11_handle_fntype_attribute): Likewise.
15306 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15307 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15308 * config/mips/mips.c (mips_insert_attributes,
15309 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15310 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15311 rs6000_handle_struct_attribute): Likewise.
15312 * config/sh/sh.c (sh_insert_attributes,
15313 sh_handle_resbank_handler_attribute,
15314 sh_handle_interrupt_handler_attribute,
15315 sh2a_handle_function_vector_handler_attribute,
15316 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15318 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15319 * config/spu/spu.c (spu_handle_fndecl_attribute,
15320 spu_handle_vector_attribute): Likewise.
15321 * config/stormy16/stormy16.c
15322 (xstormy16_handle_interrupt_attribute): Likewise.
15323 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15324 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15326 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15328 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15329 (pp_translate_identifiers): New.
15330 (pp_identifier): Only conditionally translate identifier to locale
15332 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15333 (pp_base_tree_identifier): Only conditionally translate identifier
15334 to locale character set.
15335 * c-pretty-print.c (M_): Define.
15336 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15337 fragments for conditional translation with M_.
15338 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15339 identifier translation.
15341 2009-05-10 Richard Guenther <rguenther@suse.de>
15343 PR tree-optimization/40081
15344 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15345 using the main variant of the element type. Do not fiddle with
15346 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15348 2009-05-09 Jan Hubicka <jh@suse.cz>
15350 PR middle-end/40080
15351 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15352 indirect calls; verify cgraph afterwards.
15354 2009-05-09 Jan Hubicka <jh@suse.cz>
15357 * ipa.c (update_inlined_to_pointer): New function.
15358 (cgraph_remove_unreachable_nodes): Use it.
15360 2009-05-09 Jan Hubicka <jh@suse.cz>
15362 * tree-eh.c (struct leh_state): Remove prev_try.
15363 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15364 not track prev_try.
15365 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15366 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15367 remove_eh_handler_and_replace, foreach_reachable_handler,
15368 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15369 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15370 (gen_eh_region_cleanup): Update prototype.
15372 2009-05-09 Jan Hubicka <jh@suse.cz>
15374 PR middle-end/40043
15375 * except.c (copy_eh_region): Always set prev_try.
15376 (redirect_eh_edge_to_label): Find outer try.
15377 (foreach_reachable_handler): When looking for prev try
15378 handle case where previous try is not going to be taken.
15380 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15382 PR tree-optimization/40049
15383 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15384 only vector/vector shifts, convert the type of the constant to the
15385 appropriate type to avoid building incorrect trees, which
15386 eventually have problems with garbage collection.
15388 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15390 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15391 -1 for complex floating-point types if honoring signed zeros.
15393 2009-05-08 Jan Hubicka <jh@suse.cz>
15395 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15396 argument; handle correctly when profile is absent.
15397 (build_cgraph_edges): Update.
15398 (rebuild_cgraph_edges): Update.
15399 * cgraph.c: Do not include varray.h.
15400 (cgraph_set_call_stmt_including_clones): New function.
15401 (cgraph_create_edge_including_clones): Likewise
15402 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15403 (cgraph_update_edges_for_call_stmt): Handle clones.
15404 (cgraph_remove_node): Handle clone tree.
15405 (cgraph_remove_node_and_inline_clones): New function.
15406 (dump_cgraph_node): Dump clone tree.
15407 (cgraph_clone_node): Handle clone tree.
15408 (clone_function_name): Bring here from tree-inline.c.
15409 (cgraph_create_virtual_clone): New function.
15410 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15411 (cgraph_clone_info): New function.
15412 (strut cgraph_node): Add clone_info and new clone tree pointers.
15413 (cgraph_remove_node_and_inline_clones,
15414 cgraph_set_call_stmt_including_clones,
15415 cgraph_create_edge_including_clones,
15416 cgraph_create_virtual_clone): Declare.
15417 (cgraph_function_versioning): Use VEC argument.
15418 (compute_call_stmt_bb_frequency): Update prototype.
15419 (cgraph_materialize_all_clones): New function.
15420 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15421 (ipcp_create_replace_map): Update to VECtors.
15422 (ipcp_update_callgraph): Use virtual clones.
15423 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15424 (ipcp_update_profiling): Do not update local profiling.
15425 (ipcp_insert_stage): Use VECtors and virtual clones.
15426 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15427 (clone_of_p): New function.
15428 (cgraph_preserve_function_body_p): Use clone tree.
15429 (cgraph_optimize): Materialize clones.
15430 (cgraph_function_versioning): Update for VECtors.
15431 (save_inline_function_body): Use clone tree.
15432 (cgraph_materialize_clone): New function.
15433 (cgraph_materialize_all_clones): Likewise.
15434 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15435 * ipa.c: Include gimple.h.
15436 (cgraph_remove_unreachable_nodes): Use clone tree.
15437 * ipa-prop.c (ipa_note_param_call): Update call to
15438 compute_call_stmt_bb_frequencycall.
15439 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15440 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15441 (copy_bb): Handle updating of clone tree; add new edge when new call
15443 (expand_call_inline): Be strict about every call having edge.
15444 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15445 (delete_unreachable_blocks_update_callgraph): New function.
15446 (tree_function_versioning): Use VECtors; always remove unreachable
15447 blocks and fold conditionals.
15448 * tree-inline.h: Do not include varray.h.
15449 (tree_function_versioning): Remove.
15450 * Makefile.in (GTFILES): Remove tree-inline.c
15451 * passes.c (do_per_function): Do only functions having body.
15452 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15455 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15456 Andrew Morrow <acm@google.com>
15459 * c-common.c (c_common_attribute_table): Permit deprecated
15460 attribute to take an optional argument.
15461 (handle_deprecated_attribute): If the optional argument to
15462 __attribute__((deprecated)) is not a string ignore the attribute
15463 and emit a warning.
15465 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15466 * c-typeck.c (build_component_ref): Likewise.
15467 (build_external_ref): Likewise.
15469 * toplev.c (warn_deprecated_use): Add an attribute argument.
15470 Emit the message associated with __attribute__((deprecated)).
15472 * toplev.h (warn_deprecated_use): Updated.
15474 * doc/extend.texi: Document new optional parameter to
15475 __attribute__((deprecated))
15477 2009-05-08 Michael Eager <eager@eagercon.com>
15479 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15480 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15482 2009-05-08 Richard Guenther <rguenther@suse.de>
15484 PR tree-optimization/40062
15485 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15486 Avoid exponential behavior.
15488 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15490 PR rtl-optimization/33928
15492 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15493 process_uses, build_single_def_use_links): New.
15494 (update_df): Update use_def_ref.
15495 (forward_propagate_into): Use get_def_for_use instead of use-def
15497 (fwprop_init): Call build_single_def_use_links and let it initialize
15499 (fwprop_done): Free use_def_ref.
15500 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15501 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15502 df_rd_simulate_one_insn): New.
15503 (df_rd_bb_local_compute_process_def): Update head comment.
15504 (df_chain_create_bb): Use the new RD simulation functions.
15505 * df.h (df_rd_simulate_artificial_defs_at_top,
15506 df_rd_simulate_one_insn): New.
15507 * opts.c (decode_options): Enable fwprop at -O1.
15508 * doc/invoke.texi (-fforward-propagate): Document this.
15510 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15513 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15514 and one complex operand specially.
15515 * tree-complex.c (some_nonzerop): Do not identify a real value as
15516 zero if flag_signed_zeros.
15518 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15520 PR rtl-optimization/33928
15521 * loop-invariant.c (record_use): Fix && vs. || mishap.
15523 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15525 PR rtl-optimization/33928
15526 * loop-invariant.c (struct use): Add addr_use_p.
15527 (struct def): Add n_addr_uses.
15528 (struct invariant): Add cheap_address.
15529 (create_new_invariant): Set cheap_address.
15530 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15531 (record_uses): Pass df_ref to record_use.
15532 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15535 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15537 * config/sh/sh.c: Do not include c-pragma.h.
15539 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15541 * config/spu/spu.c: Remove include of c-common.h.
15543 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15546 * c-common.h (mark_valid_location_for_stdc_pragma,
15547 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15548 clear_float_const_decimal64, float_const_decimal64_p): New.
15549 * c.opt (Wunsuffixed-float-constants): New.
15550 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15551 unsuffixed float constant, handle new warning.
15552 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15553 * c-decl.c (c_scope): New flag float_const_decimal64.
15554 (set_float_const_decimal64, clear_float_const_decimal64,
15555 float_const_decimal64_p): New.
15556 (push_scope): Set new flag.
15557 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15558 to use STDC pragmas.
15559 (c_parser_external_declaration): Ditto.
15560 (c_parser_compound_statement_nostart): Ditto.
15561 * c-pragma.c (valid_location_for_stdc_pragma,
15562 mark_valid_location_for_stdc_pragma,
15563 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15564 handle_pragma_float_const_decimal64): New.
15565 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15566 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15567 set_float_const_decimal64, clear_float_const_decimal64,
15568 float_const_decimal64_p): New dummy functions.
15569 * doc/extend.texi (Decimal Float): Remove statement that the
15570 pragma, and suffix for double constants, are not supported.
15571 * doc/invoke.texi (Warning Options): List new option.
15572 (-Wunsuffixed-float-constants): New.
15574 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15576 * config/i386/i386.c: Do not include c-common.h.
15578 2009-05-07 Mark Heffernan <meheff@google.com>
15580 * doc/invoke.texi (Debugging Options): Document change of debugging
15582 * opts.c (decode_options): Make dump_base_name relative to
15583 aux_base_name directory.
15585 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15587 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15588 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15590 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15592 * Makefile.in (install-plugin): Simplify a bit.
15594 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15596 * Makefile.in (OBJS-common): Add regcprop.o.
15598 * timevar.def (TV_CPROP_REGISTERS): New.
15599 * regrename.c (regrename_optimize): Return 0.
15600 (rest_of_handle_regrename): Delete.
15601 (pass_rename_registers): Point to regrename_optimize.
15602 (struct value_data_entry, struct value_data,
15603 kill_value_one_regno, kill_value_regno, kill_value,
15604 set_value_regno, init_value_data, kill_clobbered_value,
15605 kill_set_value, kill_autoinc_value, copy_value,
15606 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15607 replace_oldest_value_reg, replace_oldest_value_addr,
15608 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15609 debug_value_data, validate_value_data): Move...
15610 * regcprop.c: ... here.
15611 (rest_of_handle_cprop): Delete.
15612 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15614 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15616 PR middle-end/40057
15617 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15618 GEN_INT for 1 << bitnum.
15619 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15620 build_int_cst_type.
15622 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15624 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15625 Remove wrong description of "nand" operation.
15627 2009-05-06 Richard Guenther <rguenther@suse.de>
15628 Adam Nemet <anemet@caviumnetworks.com>
15630 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15631 comment. Add that if LHS is not a gimple register, then RHS1 has
15632 to be a single object (GIMPLE_SINGLE_RHS).
15634 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15636 * expr.c (get_def_for_expr): Move it up in the file.
15637 (store_field): When expanding a bit-field store, look at the
15638 defining gimple stmt for the masking conversion.
15640 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15642 PR middle-end/39986
15643 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15644 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15645 32-bit memcpy into long.
15647 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15649 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15650 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15652 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15653 instead of appending DW_OP_deref*.
15655 2009-05-06 Michael Matz <matz@suse.de>
15657 PR middle-end/40021
15658 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15659 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15661 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15663 * Makefile.in (install-plugin): Fix srcdir handling.
15665 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15667 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15668 when processing for not_regs_needed bitmap.
15669 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15670 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15671 handling it for rhs.
15673 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15675 * config/i386/i386.md (unnamed inc/dec peephole): Use
15676 optimize_insn_for_size_p instead of optimize_size.
15677 * config/i386/predicates.md (incdec_operand): Likewise.
15678 (aligned_operand): Likewise.
15679 * config/i386/sse.md (divv8sf3): Likewise.
15680 (sqrtv8sf2): Likewise.
15682 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15684 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15686 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15688 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15690 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15691 ssemodesuffixf2c with avxmodesuffixf2c.
15693 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15696 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15698 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15700 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15701 (struct tree_base): Adjust spacing for 8 bit boundaries.
15702 (struct tree_decl_common): Add decl_by_reference_flag bit.
15703 (DECL_BY_REFERENCE): Adjust.
15704 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15705 print DECL_BY_REFERENCE bit.
15706 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15707 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15708 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15709 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15712 PR middle-end/39666
15713 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15714 range of the type, but default label is missing, add it with one
15715 of the existing labels instead of adding a new label for it.
15717 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15721 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15723 * Makefile.in (enable_plugin, plugin_includedir): New.
15724 (install): Depend on install-plugin.
15725 (PLUGIN_HEADERS): New.
15726 (install-plugin): New.
15727 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15729 2009-05-05 Richard Guenther <rguenther@suse.de>
15731 PR tree-optimization/40022
15732 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15734 (phivn_valid_p): Fix tuplification error, simplify.
15735 (phiprop_insert_phi): Add dumps.
15736 (propagate_with_phi): Simplify.
15738 2009-05-05 Richard Guenther <rguenther@suse.de>
15740 PR middle-end/40023
15741 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15743 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15745 * tree.h (strip_float_extensions): Remove duplicate declaration.
15746 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15747 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15748 block_ultimate_origin): Rearrange the declarations line to match the
15749 comment that indicates the .c file which the functions are defined.
15750 (dwarf2out_*, set_decl_rtl): Add comment.
15751 (get_base_address): Adjust comment.
15752 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15753 declarations line and add comment.
15754 (is_builtin_name): Add blank after function name, for clarity.
15756 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15758 * attribs.c (decl_attributes): Use %qE for identifiers in
15760 * cgraphunit.c (verify_cgraph_node): Translate function names to
15761 locale character set in diagnostics.
15762 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15764 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15765 Document that functions are named in UTF-8.
15766 * expr.c (expand_expr_real_1): Translate function names to locale
15767 character set in diagnostics.
15768 * gimplify.c (omp_notice_variable, omp_is_private,
15769 gimplify_scan_omp_clauses): Use %qE for identifiers in
15771 * langhooks.c (lhd_print_error_function): Translate function names
15772 to locale character set.
15773 * langhooks.h (decl_printable_name): Document that return value is
15774 in internal character set.
15775 * stmt.c: Include pretty-print.h
15776 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15778 (resolve_operand_name_1): Translate named operand name to locale
15780 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15782 * toplev.c (announce_function): Translate function names to locale
15784 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15785 (default_tree_printer): Use pp_identifier or translate identifiers
15786 to locale character set. Mark "<anonymous>" for translation.
15787 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15788 for identifiers in diagnostics.
15789 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15791 * varasm.c (output_constructor): Use %qE for identifiers in
15794 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15796 * configure.ac: use ` ` instead of $()
15797 * configure: Regenerate.
15799 2009-05-05 Ben Elliston <bje@au.ibm.com>
15801 * config/pa/linux-atomic.c: Eliminate conditional include of
15802 errno.h on non-LP64 systems to simplify build requirements.
15804 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15806 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15808 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15809 and pass value to identifier_to_locale.
15810 (warn_variable_length_array): Make name a tree.
15811 (grokdeclarator): Separate diagnostic texts for named and unnamed
15812 declarators. Use %qE for named declarators.
15813 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15815 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15816 identifiers in diagnostics.
15817 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15818 identifier_to_locale. Mark "anonymous" strings for translation.
15820 2009-05-04 Michael Eager <eager@eagercon.com>
15822 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15823 address for DImode/DFmode only if double-precision FP regs.
15825 2009-05-04 Michael Eager <eager@eagercon.com>
15827 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15828 TARGET_SINGLE_FLOAT check.
15830 2009-05-04 Michael Eager <eager@eagercon.com>
15832 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15834 2009-05-04 Michael Eager <eager@eagercon.com>
15836 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15837 * config/rs6000/t-xilinx: New
15839 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15841 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15842 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15843 * gcc/explow.c (memory_address): Use target hook.
15844 * gcc/targhooks.c (default_legitimize_address): New.
15845 * gcc/targhooks.h (default_legitimize_address): New.
15846 * gcc/target.h (legitimize_address): New.
15847 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15848 (TARGET_INITIALIZER): Include it.
15849 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15851 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15852 * config/bfin/bfin.c (legitimize_address): Remove.
15853 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15854 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15856 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15857 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15859 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15860 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15861 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15862 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15863 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15864 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15865 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15866 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15867 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15868 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15869 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15870 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15871 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15872 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15873 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15874 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15875 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15876 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15877 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15878 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15879 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15880 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15881 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15883 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15884 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15885 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15886 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15887 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15888 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15889 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15890 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15891 (thumb_legitimize_address): Delete.
15892 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15893 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15894 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15895 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15896 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15897 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15899 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15902 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15903 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15904 * config/m32r/m32r.c (m32r_legitimize_address): New.
15905 * config/m68k/m68k.c (m68k_legitimize_address): New.
15906 * config/score/score.c (score_legitimize_address): Standardize.
15907 * config/score/score3.c (score3_legitimize_address): Standardize.
15908 * config/score/score3.h (score3_legitimize_address): Adjust.
15909 * config/score/score7.c (score7_legitimize_address): Standardize.
15910 * config/score/score7.h (score7_legitimize_address): Adjust.
15911 * config/sh/sh.c (sh_legitimize_address): New.
15912 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15914 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15915 (s390_legitimize_address): ... this.
15916 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15917 (sparc_legitimize_address): ... this.
15918 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15919 (ix86_legitimize_address): ... this.
15920 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15921 (avr_legitimize_address): ... this.
15922 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15923 (mn10300_legitimize_address): ... this.
15924 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15925 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15926 (alpha_expand_mov): Adjust call.
15928 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15929 * config/spu/spu.c (spu_legitimize_address): Likewise.
15930 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15931 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15933 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15935 * intl.c (locale_encoding, locale_utf8): New.
15936 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15937 * intl.h (locale_encoding, locale_utf8): Declare.
15938 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15939 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15941 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15943 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15944 (pp_base_tree_identifier): Declare as function.
15945 (identifier_to_locale): Declare.
15946 * Makefile.in (pretty-print.o): Update dependencies.
15947 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15949 2009-05-04 Richard Guenther <rguenther@suse.de>
15951 PR middle-end/40015
15952 * builtins.c (fold_builtin_memory_op): Do not decay to element
15953 type if the size matches the whole array.
15955 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15957 * expmed.c (synth_mult): When trying out a shift, pass the result
15960 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15962 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15963 (shiftsub1_cost): New.
15964 (init_expmed): Compute shiftsub1_cost.
15965 (synth_mult): Optimize multiplications by constants of the form
15966 -(2^^m-1) for some constant positive integer m.
15968 2009-05-03 Richard Guenther <rguenther@suse.de>
15971 * c-typeck.c (array_to_pointer_conversion): Do not built
15972 ADDR_EXPRs of arrays of pointer-to-element type.
15973 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15974 up wrong ADDR_EXPRs after-the-fact.
15975 * c-common.c (strict_aliasing_warning): Strip pointer
15976 conversions for obtaining the original type.
15977 * builtins.c (fold_builtin_memset): Handle array types.
15978 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15981 2009-05-03 Richard Guenther <rguenther@suse.de>
15983 PR middle-end/23329
15984 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15985 Do not lose casts from array types with unknown extent to array
15986 types with known extent.
15987 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15988 alias set compatibility.
15990 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15992 * flags.h (extra_warnings): Delete.
15993 * toplev.c (process_options): Handle Wuninitialized here.
15994 * opts.c (extra_warnings): Delete.
15995 (set_Wextra): Delete.
15996 (common_handle_option): -Wextra can be handled automatically.
15997 * c-opts.c (c_common_handle_option): Delete obsolete code.
15998 (c_common_post_options): Simplify comment.
15999 * common.opt (W): Add Var.
16001 (Wuninitialized): Initialize to -1.
16003 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16004 Richard Guenther <rguenther@suse.de>
16006 * expr.c (get_def_for_expr): New function.
16007 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16008 SSA rather than trees.
16009 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16010 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16012 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16014 * c-common.c (reswords): Add _Imaginary.
16015 * c-common.c (enum rid): Add RID_IMAGINARY.
16017 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16019 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16020 Patch by Richard Guenther.
16022 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16024 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16025 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16026 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16027 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16028 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16029 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16030 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16031 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16032 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16033 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16034 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16035 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16036 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16037 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16038 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16039 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16040 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16041 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16043 2009-05-02 Richard Guenther <rguenther@suse.de>
16045 PR tree-optimization/39940
16046 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16049 2009-05-02 Richard Guenther <rguenther@suse.de>
16051 PR middle-end/40001
16052 * tree-ssa.c (execute_update_addresses_taken): Properly check
16053 if we can mark a variable DECL_GIMPLE_REG_P.
16054 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16055 back to the end of the function.
16056 (is_gimple_reg_type): Remove complex type special casing.
16057 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16060 2009-05-02 Ben Elliston <bje@au.ibm.com>
16062 * doc/collect2.texi (Collect2): Document search path behaviour
16063 when configured with --with-ld.
16065 2009-05-02 Jan Hubicka <jh@suse.cz>
16067 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16068 parameter; update callers.
16069 (coalesce_cost_edge): EH edges are costier because they needs
16070 splitting even if not critical and even more costier when there are
16071 multiple EH predecestors.
16073 2009-05-02 Jan Hubicka <jh@suse.cz>
16075 * except.c (remove_eh_handler_and_replace): Handle updating after
16076 removing TRY blocks.
16078 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16080 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16082 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16084 * varasm.c: Do not include c-pragma.h.
16085 * attribs.c: Do not incude c-common.h.
16087 2009-05-01 Michael Matz <matz@suse.de>
16089 * calls.c (initialize_argument_information): Handle SSA names like
16090 decls with a non MEM_P DECL_RTL.
16092 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16094 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16095 * ipa-utils.c: Likewise.
16096 * ipa-type-escape.c: Likewise.
16097 * cgraphunit.c Do not include c-common.h.
16098 * ipa-pure-const.c: Likewise.
16099 * tree-if-conv.c: Likewise.
16100 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16101 * ipa-struct-reorg.c: Likewise.
16102 * tree-nomudflap.c: Likewise.
16103 * tree-ssa-structalias.c: Likewise.
16105 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16107 * store-motion.c: Many cleanups to make this pass a first-class
16108 citizen instead of an appendix to gcse load motion. Add TODO list
16109 to make this pass faster/cleaner/better.
16111 (struct ls_expr): Post gcse.c-split cleanups.
16112 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16113 "stores" field to "avail_stores".
16114 (pre_ldst_mems): Rename to store_motion_mems.
16115 (pre_ldst_table): Rename to store_motion_mems_table.
16116 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16117 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16118 (ldst_entry): Rename to st_expr_entry, update users.
16119 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16120 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16121 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16123 (first_ls_expr): Rename to first_st_expr, update users.
16124 (next_ls_expr): Rename to next_st_expr, update users.
16125 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16126 fields properly for store motion instead of names inherited from load
16128 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16129 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16132 (ae_kill): Rename to st_kill, update users.
16133 (ae_gen): Rename to st_avloc, update users.
16134 (transp): Rename to st_transp, update users.
16135 (pre_insert_map): Rename to st_insert_map, update users.
16136 (pre_delete_map): Rename to st_delete_map, update users.
16137 (insert_store, build_store_vectors, free_store_memory,
16138 one_store_motion_pass): Update for abovementioned changes.
16140 (gcse_subst_count, gcse_create_count): Remove.
16141 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16142 and "n_stores_created", local variables.
16144 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16147 (regvec, compute_store_table_current_insn): Remove.
16148 (reg_set_info, reg_clear_last_set): Remove.
16149 (compute_store_table): Use DF caches instead of local dataflow
16152 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16154 * c-objc-common.c (c_tree_printer): Print identifiers with
16155 pp_identifier, not pp_string. Mark "({anonymous})" for
16157 * c-pretty-print.c (pp_c_ws_string): New.
16158 (pp_c_cv_qualifier, pp_c_type_specifier,
16159 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16160 pp_c_storage_class_specifier, pp_c_function_specifier,
16161 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16162 pp_c_primary_expression, pp_c_postfix_expression,
16163 pp_c_unary_expression, pp_c_shift_expression,
16164 pp_c_relational_expression, pp_c_equality_expression,
16165 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16166 use pp_string and pp_c_ws_string in place of pp_identifier and
16167 pp_c_identifier for non-identifiers. Mark English strings for
16169 * c-pretty-print.h (pp_c_ws_string): Declare.
16171 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16172 Roland McGrath <roland@redhat.com>
16174 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16175 (ENABLE_LD_BUILDID): New configuration option.
16176 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16177 (LINK_BUILDID_SPEC): New macro.
16178 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16180 * doc/install.texi: Document --enable-linker-build-id option.
16181 * configure: Rebuild.
16182 * config.in: Rebuild.
16184 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16186 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16187 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16188 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16189 MIPS_GP_SAVE_AREA_SIZE.
16190 * config/mips/mips.c (struct mips_frame_info): Update comment
16191 before arg_pointer_offset and hard_frame_pointer_offset.
16192 (mips_compute_frame_info): Update diagram before function: to
16193 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16194 indicate the position of frame_pointer_rtx with -fstack-protector and
16195 to show args_size. Don't allocate cprestore area for leaf functions
16196 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16198 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16200 2009-04-30 Michael Matz <matz@suse.de>
16202 PR tree-optimization/39955
16203 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16205 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16207 * ira.c (setup_cover_and_important_classes): Use safe macro
16208 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16210 * genpreds.c (write_tm_preds_h): Output suitable definition of
16211 REG_CLASS_FOR_CONSTRAINT.
16213 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16215 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16217 * bitmap.c (bitmap_descriptor): Likewise.
16218 * ggc-common.c (loc_descriptor): Likewise.
16219 * varray.c (varray_descriptor): Likewise.
16220 * vec.c (vec_descriptor): Likewise.
16222 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16224 * Makefile.in (dce.o): Add $(EXCEPT_H).
16225 * dce.c: Include except.h and delete redundant vector definitions.
16226 (deletable_insn_p): Return false for non-call insns that can throw
16229 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16231 * gcse.c (ae_gen): Remove.
16232 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16233 and make non-static function to make it available in store-motion.c.
16234 Update call sites with search-and-replace.
16235 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16236 extract_mentioned_regs, extract_mentioned_regs_helper,
16237 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16238 store_killed_in_insn, store_killed_after, store_killed_before,
16239 build_store_vectors, insert_insn_start_basic_block, insert-store,
16240 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16241 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16242 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16243 * store-motion.c: ...new file. Also copy data structures from gcse.c
16244 and clean up to remove parts not used by store motion.
16245 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16246 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16248 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16251 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16252 when optimizing for size.
16254 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16256 * gcse.c (gcse_constant_p): Fix typo in last change.
16258 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16260 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16262 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16264 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16266 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16268 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16269 CONST_HIGH_PART result.
16271 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16273 * config/avr/avr.c (initial_elimination_offset): Rename to
16274 avr_initial_elimination_offset.
16275 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16276 change return type to bool.
16277 (avr_can_eliminate): New function.
16278 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16279 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16280 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16281 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16282 avr_initial_elimination_offset.
16283 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16284 (avr_initial_elimination_offset): Define.
16286 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16287 Steven Bosscher <steven@gcc.gnu.org>
16289 PR rtl-optimization/39938
16290 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16291 * cfgrtl.c: Include insn-attr.h.
16292 (rest_of_pass_free_cfg): New function.
16293 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16294 * resource.c (init_resource_info): Remove call to df_analyze.
16296 2009-04-29 Richard Guenther <rguenther@suse.de>
16299 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16300 allow conversion to signed integers.
16302 2009-04-29 Richard Guenther <rguenther@suse.de>
16304 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16305 shifts of floating point vectors if the shift amount is
16306 a constant multiple of the element size.
16308 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16309 Michael Matz <matz@suse.de>
16311 PR middle-end/39927
16313 * tree-outof-ssa.c (emit_partition_copy): New function.
16314 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16315 insert_part_to_rtx_on_edge): Perform the partition base var
16316 copy using emit_partition_copy.
16317 (insert_value_copy_on_edge): Convert constants to the right mode.
16318 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16319 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16321 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16323 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16324 scan backwards to try to find a constant to initialize it.
16326 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16327 insn before the loop_end instruction, don't look past labels.
16329 2009-04-29 Richard Guenther <rguenther@suse.de>
16331 PR middle-end/39937
16332 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16333 loose type conversions.
16334 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16335 stmts only if there are no uses of its definition.
16337 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16339 * config/bfin/bfin.h (splitting_loops): Declare.
16340 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16341 Reorder bit definitions to be ascending.
16342 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16343 * config/bfin/bfin.c (splitting_loops): New variable.
16344 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16345 (struct loop_info): Remove members INIT and LOOP_INIT.
16346 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16347 the LSETUP sequence. Allow LC to be loaded from any register, but
16348 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16349 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16351 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16352 of reload_completed.
16355 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16357 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16359 * Makefile.in (PLUGIN_VERSION_H): New.
16360 (OBJS-common): Remove plugin-version.o.
16361 (plugin.o): Depend on (PLUGIN_VERSION_H).
16362 (plugin-version.o): Remove.
16363 * configure: Regenerate
16364 * configure.ac: Create plugin-version.h.
16365 * gcc-plugin.h (plugin_gcc_version): Remove.
16366 (plugin_default_version_check): Change signature.
16367 * plugin-version.c: Remove.
16368 * plugin.c: Include plugin-version.h.
16369 (str_plugin_gcc_version_name): Remove.
16370 (try_init_one_plugin): Pass gcc version to plugin_init.
16371 (plugin_default_version_check): Both gcc and plugin versions are now
16374 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16376 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16377 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16378 Remove special case testing for last insn of inner loops. Don't fail
16379 if the loop ends with a jump, emit an extra nop instead.
16381 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16382 DREGS rather than comparing directly. Remove code that tries to
16383 account for latencies.
16385 2009-04-29 Richard Guenther <rguenther@suse.de>
16387 PR tree-optimization/39941
16388 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16389 eliminating an indirect call.
16391 2009-04-29 Richard Guenther <rguenther@suse.de>
16393 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16394 parameter. Allow invariants as base if !require_lvalue.
16395 (verify_gimple_assign_single): Adjust.
16397 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16399 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16400 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16401 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16402 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16403 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16405 * config/bfin/bfin.c (bfin_expand_builtin,
16406 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16408 2009-04-28 Richard Guenther <rguenther@suse.de>
16410 * tree-vect-loop.c (get_initial_def_for_induction): Use
16411 correct types for pointer increment.
16413 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16415 * toplev.c (print_version): Update GMP version string calculation.
16417 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16419 PR rtl-optimization/39938
16420 * resource.c (init_resource_info): Add call to df_analyze.
16422 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16424 * config/alpha/alpha.md (usegp): Cast the result of
16425 alpha_find_lo_sum_using_gp to enum attr_usegp.
16426 * config/alpha/alpha.c (override_options): Remove end-of-structure
16427 marker element from cpu_table. Use array size of cpu_table to handle
16428 -mcpu and -mtune options.
16429 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16431 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16433 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16434 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16435 tune_32 and tune_64.
16436 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16437 support on PowerPC.
16438 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16439 * config/rs6000/option-defaults.h: ... here. New file.
16440 (OPT_64, OPT_32): Define.
16441 (MASK_64BIT): Define to 0 if not already defined.
16442 (OPT_ARCH64, OPT_ARCH32): Define.
16443 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16446 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16448 * config/arm/arm.c (arm_override_options): Emit error on using
16451 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16453 PR rtl-optimization/39914
16454 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16455 registers for allocnos created from user-defined variables only
16456 when not optimizing.
16458 2009-04-28 Richard Guenther <rguenther@suse.de>
16460 PR middle-end/39937
16461 * fold-const.c (fold_binary): Use distribute_real_division only
16464 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16466 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16467 add hpux-stdint.h to tm_file.
16468 (hppa[12]*-*-hpux11*): Ditto.
16469 (ia64*-*-hpux*): Ditto.
16470 * config/hpux-stdint.h: New.
16471 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16472 __STDC_EXT__ for all compiles.
16473 * config/pa/pa-hpux.h: Ditto.
16474 * config/pa/pa-hpux10.h: Ditto.
16475 * config/pa/pa-hpux11.h: Ditto.
16477 2009-04-28 Catherine Moore <clm@codesourcery.com>
16479 * debug.h (set_name): Add comment.
16481 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16484 * config/darwin.c (machopic_gen_offset): Check
16485 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16486 * config/arm/arm.c (require_pic_register): Likewise.
16488 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16490 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16491 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16492 m32c_promote_prototypes): Delete.
16494 2009-04-28 Michael Matz <matz@suse.de>
16496 PR middle-end/39922
16497 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16500 2009-04-28 Richard Guenther <rguenther@suse.de>
16502 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16504 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16506 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16507 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16508 * config/arm/arm-tune.md: Regenerate.
16510 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16512 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16513 block if there are complex incoming edges.
16514 (sel_merge_blocks): Remove useless assert.
16515 (sel_redirect_edge_and_branch): Check that edge was redirected.
16516 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16517 (sel_find_rgns): Delete declaration.
16518 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16519 the region when it is not a preheader.
16521 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16524 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16526 2009-04-28 Richard Guenther <rguenther@suse.de>
16528 * tree.h (SSA_NAME_VALUE): Remove.
16529 (struct tree_ssa_name): Remove value_handle member.
16530 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16531 array for jump threading.
16532 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16534 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16535 * tree-flow.h (threadedge_initialize_values): Declare.
16536 (threadedge_finalize_values): Likewise.
16537 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16538 (SSA_NAME_VALUE): Define.
16539 (threadedge_initialize_values): New function.
16540 (threadedge_finalize_values): Likewise.
16541 * tree-ssa-dom.c (ssa_name_values): New global variable.
16542 (SSA_NAME_VALUE): Define.
16543 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16545 2009-04-28 Ira Rosen <irar@il.ibm.com>
16547 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16548 Use REPORT_VECTORIZED_LOCATIONS instead
16549 REPORT_VECTORIZED_LOOPS.
16550 * tree-vectorizer.c (vect_verbosity_level): Make static.
16551 (vect_loop_location): Rename to vect_location.
16552 (vect_set_verbosity_level): Update comment.
16553 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16555 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16556 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16557 instead REPORT_UNVECTORIZED_LOOPS.
16558 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16559 and vect_loop_def to vect_external_def and vect_internal_def.
16560 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16561 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16562 REPORT_UNVECTORIZED_LOCATIONS.
16563 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16564 and vect_used_in_loop and to vect_unused_in_scope and
16565 vect_used_in_scope.
16566 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16567 (vect_verbosity_level): Remove declaration.
16568 (vect_analyze_operations): Likewise.
16569 (vect_analyze_stmt): Declare.
16570 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16571 REPORT_UNVECTORIZED_LOCATIONS.
16572 (vect_get_loop_niters): Fix indentation.
16573 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16574 (vect_analyze_loop_operations): New function.
16575 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16576 vect_analyze_operations.
16577 (vect_is_simple_reduction): Use new names.
16578 (vectorizable_live_operation, vect_transform_loop): Likewise.
16579 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16580 to specify whether the data references can be a part of interleaving
16582 (vect_analyze_data_ref_dependence): Use new names.
16583 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16584 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16585 * tree-vect-patterns.c (widened_name_p): Use new names.
16586 (vect_recog_dot_prod_pattern): Likewise.
16587 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16588 (process_use, vect_mark_stmts_to_be_vectorized,
16589 vect_model_simple_cost, vect_model_store_cost,
16590 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16591 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16592 vectorizable_operation, vectorizable_type_demotion,
16593 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16594 vectorizable_condition): Likewise.
16595 (vect_analyze_operations): Split into vect_analyze_loop_operations
16597 (vect_analyze_stmt): ... new function.
16598 (new_stmt_vec_info): Use new names.
16599 (vect_is_simple_use): Use new names and fix comment.
16600 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16601 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16603 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16606 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16607 and integer modes for x87 operands. Do not ICE for unsupported size,
16608 generate error instead. Generate error for unsupported operand types.
16609 ['z']: Do not handle HImode memory operands specially. Warning
16610 for floating-point operands. Fallthru to 'Z' for unsupported operand
16611 types. Do not ICE for unsupported size, generate error instead.
16612 (output_387_binary_op): Use %Z to output operands.
16613 (output_fp_compare): Ditto.
16614 (output_387_reg_move): Ditto.
16616 2009-04-28 Ben Elliston <bje@au.ibm.com>
16621 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16623 * builtins.c (c_strlen): Do not warn here.
16624 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16625 * c-common.c (pointer_int_sum): Take an explicit location.
16626 Warn about offsets out of bounds.
16627 * c-common.h (pointer_int_sum): Adjust declaration.
16629 2009-04-27 Ian Lance Taylor <iant@google.com>
16631 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16633 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16634 * df-core.c (df_set_flags): Change return type to int. Change
16635 type of old_flags to int.
16636 (df_clear_flags): Likewise.
16637 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16638 (df_get_conditional_uses): Likewise.
16639 * df.h (df_set_flags, df_clear_flags): Update declarations.
16640 * dwarf2out.c (struct indirect_string_node): Change type of form
16641 field to enum dwarf_form.
16642 (AT_string_form): Change return type to enum dwarf_form.
16643 * fixed-value.c (fixed_compare): Add cast to enum type.
16644 * fwprop.c (update_df): Change 0 to VOIDmode.
16645 * gensupport.c: Change 0 to UNKNOWN.
16646 * gimple.h (gimple_cond_code): Add cast to enum type.
16647 * haifa-sched.c (reemit_notes): Add cast to enum type.
16648 * hooks.c (hook_int_void_no_regs): Remove function.
16649 * hooks.h (hook_int_void_no_regs): Remove declaration.
16650 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16651 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16652 * real.c (real_arithmetic): Add cast to enum type.
16653 (real_compare): Likewise.
16654 * target.h (struct gcc_target): Change return type of
16655 branch_target_register_class to enum reg_class.
16656 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16657 default_branch_target_register_class.
16658 * targhooks.c (default_branch_target_register_class): New function.
16659 * targhooks.h (default_branch_target_register_class): Declare.
16660 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16661 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16663 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16665 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16666 vect_uninitialized_def. Change 0 to ERROR_MARK.
16667 * tree-vect-stmts.c (supportable_widening_operation): Don't
16668 initialize icode1 and icode2.
16669 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16670 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16672 (cmn_err_flag_specs): Change 0 to STD_C89.
16673 (cmn_err_char_table): Likewise.
16674 * config/arm/arm.c (get_arm_condition_code): Change type of code
16675 to enum arm_cond_code.
16676 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16677 (IWMMXT_BUILTIN2): Likewise.
16678 (neon_builtin_type_bits): Don't define typedef.
16679 (neon_builtin_datum): Change type of bits field to int.
16680 (arm_expand_neon_args): Add cast to enum type.
16681 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16683 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16684 casts to enum type.
16685 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16687 * config/mips/mips.md (jal_macro): Return enum constant.
16688 (single_insn): Likewise.
16689 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16691 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16692 casts to enum type.
16693 * config/s390/s390.c (s390_tune_flags): Change type to int.
16694 (s390_arch_flags): Likewise.
16695 (s390_handle_arch_option): Change flags field of struct pta to int.
16696 * config/s390/s390.h (s390_tune_flags): Update declaration.
16697 (s390_arch_flags): Likewise.
16698 * config/sh/sh.c (prepare_move_operands): Compare
16699 tls_symbolic_operand result with enum constant.
16700 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16701 (sh_expand_prologue): Add cast to enum type.
16702 (sh_expand_epilogue): Likewise.
16703 (tls_symbolic_operand): Change return type to enum tls_model.
16704 (fpscr_set_from_mem): Add cast to enum type.
16705 (legitimize_pic_address): Compare tls_symbolic_operand result with
16707 (sh_target_reg_class): Change return type to enum reg_class.
16708 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16710 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16711 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16712 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16713 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16714 (delayed_branch, tls_call_delay): Likewise.
16715 (eligible_for_sibcall_delay): Likewise.
16716 (eligible_for_return_delay): Likewise.
16717 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16718 (spu_expand_builtin_1): Likewise.
16720 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16721 for all types of conversions.
16722 (output_init_element): Issue -Wc++-compat warning if needed when
16723 initializing a bitfield with enum type.
16724 * c-parser.c (c_parser_expression): Set original_type to
16725 original_type of right hand operand of comma operator.
16727 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16729 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16731 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16732 * doc/cpp.texi (Standard Predefined Macros)
16733 (Implementation-defined behavior): Likewise.
16734 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16735 * doc/gimple.texi (GIMPLE Exception Handling)
16736 (@code{GIMPLE_ASSIGN}): Likewise.
16737 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16738 * doc/invoke.texi (Warning Options, Optimize Options)
16739 (AVR Options, Darwin Options): Likewise.
16740 (Optimize Options): Reformulate -fwhole-program description.
16741 * doc/loop.texi (Lambda): Likewise.
16742 * doc/md.texi (Output Template, Define Constraints)
16743 (Standard Names, Insn Splitting): Likewise.
16744 * doc/options.texi (Option properties): Likewise.
16745 * doc/passes.texi (Tree-SSA passes): Likewise.
16746 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16747 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16748 (File Names and DBX): Likewise.
16749 * doc/trouble.texi (Incompatibilities): Likewise.
16751 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16753 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16754 instruction is correct.
16756 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16758 Allow non-constant arguments to conversion intrinsics.
16759 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16760 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16761 * spu.c (print_operand): Handle 'v' and 'w'.
16762 (exp2_immediate_p, spu_gen_exp2): Define.
16763 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16764 spu_convtf_1): Update parameter descriptions.
16765 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16766 * constraints.md ('v', 'w'): New.
16767 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16769 (i2f, I2F): New define_mode_attr.
16770 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16771 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16772 fixuns_truncv4sfv4si2): Update to use mode attribute.
16773 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16774 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16775 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16776 patterns for combine.
16778 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16780 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16781 (cprop, hoist, pre, store_motion): New debug counters.
16782 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16783 is not an RTL pass anymore.
16784 (pass_profiling): Remove extern decl for pass removed in 2005.
16785 (pass_gcse, pass_jump_bypass): Remove.
16786 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16787 to 0 for clean state.
16788 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16789 * cse.c (gate_handle_cse_after_global_opts,
16790 rest_of_handle_cse_after_global_opts): New functions.
16791 (pass_cse_after_global_opts): New pass, does local CSE.
16792 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16793 (TV_CPROP): New timevar.
16794 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16795 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16796 (gcse_main, recompute_all_luids): Remove.
16797 (compute_hash_table_work): Call max_reg_num instead of reading
16799 (cprop_jump): Don't set run_jump_opt_after_gcse.
16800 (constprop_register): Always allow to alter jumps.
16801 (cprop_insn): Likewise.
16802 (do_local_cprop): Likewise.
16803 (local_cprop_pass): Likewise. Return non-zero if something changed.
16804 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16805 (find_implicit_sets): Add note about missed optimization opportunity.
16806 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16807 pass_rtl_cprop execute function.
16808 Don't bother tracking the pass number, each pass gets its own dumpfile
16810 Always allow to alter jumpsand bypass jumps.
16811 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16812 will just find no suitable set.
16813 (pre_edge_insert): Fix dumping, this function is for PRE only.
16814 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16815 pass_rtl_pre execute function.
16816 (hoist_code): Return non-zero if something changed. Keep track of
16817 substitutions and insertions for statistics gathering similar to PRE.
16818 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16819 called from the pass_rtl_hoist execute function. Show pass statistics.
16820 (compute_store_table): Use max_reg_num directly instead of using the
16821 formerly global max_gcse_regno.
16822 (build_store_vectors): Likewise.
16823 (replace_store_insn): Fix dumping.
16824 (store_motion): Rename to ...
16825 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16826 pass, called from the pass_rtl_store_motion execute function. Keep
16827 track of substitutions and insertions for statistics gathering similar
16829 (bypass_jumps): Remove, fold interesting bits into ...
16830 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16831 from the pass_rtl_cprop execute function.
16832 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16833 pass_jump_bypass): Remove.
16834 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16835 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16836 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16837 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16838 (gate_rtl_store_motion, execute_rtl_store_motion,
16839 pass_rtl_store_motion): New.
16840 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16841 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16842 * passes.c (init_optimization_passes): Remove pass_gcse and
16843 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16844 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16845 instead of pass_jump_bypass.
16847 2009-04-27 Richard Guenther <rguenther@suse.de>
16849 PR middle-end/39928
16850 * gimplify.c (gimplify_expr): If we are required to create
16851 a temporary make sure it ends up as register.
16853 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16856 * config/i386/i386.c (construct_container): Don't call
16857 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16858 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16860 2009-04-27 Michael Matz <matz@suse.de>
16862 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16863 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16864 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16865 (dump_replaceable_exprs): Take a bitmap.
16866 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16868 (expand_gimple_basic_block): Likewise.
16869 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16870 replaceable_expressions member a bitmap.
16871 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16872 (mark_replaceable): Likewise.
16873 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16874 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16876 2009-04-27 Richard Guenther <rguenther@suse.de>
16878 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16879 (verify_stmts): Dispatch to gimple/type verification code.
16880 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16881 issue with call argument types.
16883 2009-04-27 Michael Matz <matz@suse.de>
16885 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16886 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16889 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16890 Eric Botcazou <ebotcazou@adacore.com>
16892 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16893 a label's basic block.
16894 (mark_target_live_regs): Tidy and rework obsolete comments.
16895 Change back DF problem to LIVE. If a label starts a basic block,
16896 assume that all registers that used to be live then still are.
16897 (init_resource_info): If a label starts a basic block, set its
16898 BLOCK_FOR_INSN accordingly.
16899 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16901 2009-04-27 Richard Guenther <rguenther@suse.de>
16903 * tree-flow-inline.h (function_ann): Remove.
16904 (get_function_ann): Likewise.
16905 * tree-dfa.c (create_function_ann): Remove.
16906 * tree-flow.h (struct static_var_ann_d): Remove.
16907 (struct function_ann_d): Likewise.
16908 (union tree_ann_d): Remove fdecl member.
16909 (function_ann_t): Remove.
16910 (function_ann, get_function_ann, create_function_ann): Remove
16913 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16915 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16917 2009-04-27 Jan Hubicka <jh@suse.cz>
16919 * ipa-pure-const.c (struct funct_state_d): New fields
16920 state_previously_known, looping_previously_known; remove
16921 state_set_in_source.
16922 (analyze_function): Use new fields.
16923 (propagate): Avoid assumption that state_set_in_source imply
16926 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16927 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16928 * cfgloop.h (finite_loop_p): Declare.
16930 2009-04-26 Michael Matz <matz@suse.de>
16932 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16934 2009-04-26 Michael Matz <matz@suse.de>
16936 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16937 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16938 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16939 pass_mark_used_blocks): Remove.
16940 * tree-optimize.c (pass_free_datastructures,
16941 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16942 * passes.c (init_optimization_passes): Don't call
16943 pass_mark_used_blocks, remove dead code.
16945 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16947 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16948 * tree-ssa-live.h (register_ssa_partition): Likewise.
16950 2009-04-26 Michael Matz <matz@suse.de>
16953 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16954 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16955 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16957 (compare_pairs): Swap cost comparison.
16958 (coalesce_ssa_name): Don't use change_partition_var.
16959 * tree-nrv.c (struct nrv_data): Add modified member.
16960 (finalize_nrv_r): Set it.
16961 (tree_nrv): Use it to update statements.
16962 (pass_nrv): Require PROP_ssa.
16963 * tree-mudflap.c (mf_decl_cache_locals,
16964 mf_build_check_statement_for): Use make_rename_temp.
16965 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16966 * alias.c (find_base_decl): Handle SSA names.
16967 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16968 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16969 * rtl.h (set_reg_attrs_for_parm): Declare.
16970 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16971 to "optimized", remove unused locals at finish.
16972 (execute_free_datastructures): Make global, call
16973 delete_tree_cfg_annotations.
16974 (execute_free_cfg_annotations): Don't call
16975 delete_tree_cfg_annotations.
16977 * ssaexpand.h: New file.
16978 * expr.c (toplevel): Include ssaexpand.h.
16979 (expand_assignment): Handle SSA names the same as register variables.
16980 (expand_expr_real_1): Expand SSA names.
16981 * cfgexpand.c (toplevel): Include ssaexpand.h.
16982 (SA): New global variable.
16983 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16984 (SSAVAR): New macro.
16985 (set_rtl): New helper function.
16986 (add_stack_var): Deal with SSA names, use set_rtl.
16987 (expand_one_stack_var_at): Likewise.
16988 (expand_one_stack_var): Deal with SSA names.
16989 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16990 before unique numbers.
16991 (expand_stack_vars): Use set_rtl.
16992 (expand_one_var): Accept SSA names, add asserts for them, feed them
16993 to above subroutines.
16994 (expand_used_vars): Expand all partitions (without default defs),
16995 then only the local decls (ignoring those expanded already).
16996 (expand_gimple_cond): Remove edges when jumpif() expands an
16997 unconditional jump.
16998 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16999 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17001 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17002 members of SA; deal with PARM_DECL partitions here; expand
17003 all PHI nodes, free tree datastructures and SA. Commit instructions
17004 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17005 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17006 info and statements at start, collect garbage at finish.
17007 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17008 (VAR_ANN_PARTITION) Remove.
17009 (change_partition_var): Don't declare.
17010 (partition_to_var): Always return SSA names.
17011 (var_to_partition): Only accept SSA names.
17012 (register_ssa_partition): Only check argument.
17013 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17015 (delete_var_map): Don't free it.
17016 (var_union): Only accept SSA names, simplify.
17017 (partition_view_init): Mark only useful SSA names as used.
17018 (partition_view_fini): Only deal with SSA names.
17019 (change_partition_var): Remove.
17020 (dump_var_map): Use ssa_name instead of partition_to_var member.
17021 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17023 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17024 (struct _elim_graph): New member const_dests; nodes member vector of
17026 (set_location_for_edge): New static helper.
17027 (create_temp): Remove.
17028 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17029 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17030 (new_elim_graph): Allocate const_dests member.
17031 (clean_elim_graph): Truncate const_dests member.
17032 (delete_elim_graph): Free const_dests member.
17033 (elim_graph_size): Adapt to new type of nodes member.
17034 (elim_graph_add_node): Likewise.
17035 (eliminate_name): Likewise.
17036 (eliminate_build): Don't take basic block argument, deal only with
17037 partition numbers, not variables.
17038 (get_temp_reg): New static helper.
17039 (elim_create): Use it, deal with RTL temporaries instead of trees.
17040 (eliminate_phi): Adjust all calls to new signature.
17041 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17042 (rewrite_trees): Only do checking.
17043 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17044 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17045 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17046 contains_tree_r, MAX_STMTS_IN_LATCH,
17047 process_single_block_loop_latch, analyze_edges_for_bb,
17048 perform_edge_inserts): Remove.
17049 (expand_phi_nodes): New global function.
17050 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17051 functions, initialize new parameter, remember partitions having a
17053 (finish_out_of_ssa): New global function.
17054 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17055 don't reset in_ssa_p here, don't disable TER when mudflap.
17056 (pass_del_ssa): Remove.
17057 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17059 (execute_free_datastructures): Declare.
17060 * Makefile.in (SSAEXPAND_H): New variable.
17061 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17062 * basic-block.h (commit_one_edge_insertion): Declare.
17063 * passes.c (init_optimization_passes): Move pass_nrv and
17064 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17065 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17066 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17067 (redirect_branch_edge): Deal with super block when expanding, split
17068 out jump patching itself into ...
17069 (patch_jump_insn): ... here, new static helper.
17071 2009-04-26 Michael Matz <matz@suse.de>
17073 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17074 beyond num_ssa_names.
17075 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17076 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17078 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17080 PR inline-asm/39543
17081 * fwprop.c (forward_propagate_asm): New function.
17082 (forward_propagate_and_simplify): Propagate also into __asm, if it
17083 doesn't increase the number of referenced registers.
17086 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17088 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17090 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17091 note_nonlocal_vla_type for nonlocal VLAs.
17092 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17093 contains_remapped_vars, remap_vla_decls): New functions.
17094 (convert_nonlocal_reference_stmt): If not optimizing, call
17095 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17096 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17097 if it wasn't found in var_map.
17098 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17099 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17100 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17102 * gimplify.c (nonlocal_vlas): New variable.
17103 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17105 (gimplify_body): Create and destroy nonlocal_vlas.
17107 * dwarf2out.c (loc_descr_plus_const): New function.
17108 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17109 mem_loc_descriptor, loc_descriptor_from_tree_1,
17110 descr_info_loc, gen_variable_die): Use it.
17112 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17113 !TREE_STATIC VAR_DECLs.
17114 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17115 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17116 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17117 DECL_BY_REFERENCE is valid.
17118 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17119 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17120 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17121 Copy DECL_BY_REFERENCE.
17122 (struct nesting_copy_body_data): New type.
17123 (nesting_copy_decl): New function.
17124 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17125 if they have variable length.
17127 2009-04-26 Michael Matz <matz@suse.de>
17129 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17130 mark new temporaries for renaming.
17132 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17135 * c-decl.c (global_bindings_p): Return negative value.
17136 (c_variable_size): New. Based on variable_size from
17138 (grokdeclarator): Call c_variable_size not variable_size.
17140 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17142 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17144 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17146 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17147 Redefine it to just use mingw/include.
17148 (ASM_SPEC): Rules for -m32 and -m64.
17149 (LINK_SPEC): Use Likewise.
17150 (SPEC_32): New define.
17151 (SPEC_64): Likewise.
17152 (SUB_LINK_SPEC): Likewise.
17153 (MULTILIB_DEFAULTS): New define.
17154 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17155 Add multilib options.
17156 (MULTILIB_DIRNAMES): Likewise.
17157 (MULTILIB_OSDIRNAMES): Likewise.
17158 (LIBGCC): Likewise.
17159 (INSTALL_LIBGCC): Likewise.
17161 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17164 * c-tree.h (enum c_inline_static_type): New.
17165 (record_inline_static): Declare.
17166 * c-decl.c (struct c_inline_static, c_inline_statics,
17167 record_inline_static, check_inline_statics): New.
17168 (pop_file_scope): Call check_inline_statics.
17169 (start_decl): Call record_inline_static instead of pedwarning
17170 directly for static in inline function.
17171 * c-typeck.c (build_external_ref): Call record_inline_static
17172 instead of pedwarning directly for static referenced in inline
17175 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17177 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17178 not new but only being rescanned.
17179 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17180 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17181 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17182 record_set_info, compute_set, grealloc): Remove.
17183 (recompute_all_luids): New function.
17184 (gcse_main): Don't compute sets, and don't do related memory
17185 allocations/free-ing. If something changed before the end of the
17186 pass, update LUIDs using recompute_all_luids.
17187 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17188 (free_gcse_mem): Don't free it either.
17189 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17190 Use the df insn LUIDs.
17191 (load_killed_in_block): Likewise.
17192 (compute_hash_table_work): Don't compute reg_set_in_block.
17193 (compute_transp): Use DF_REG_DEF_CHAINs.
17194 (local_cprop_pass): Don't use compute_sets and related functions.
17195 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17196 Use get_max_uid() instead of max_cuid.
17197 (insert_insn_end_basic_block, pre_insert_copy_insn,
17198 update_ld_motion_stores): Don't try to
17199 keep reg_set tables up to date.
17200 (pre_insert_copies): Use df insn LUIDs.
17201 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17202 (reg_set_info): Don't use extra bitmap argument.
17203 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17204 information to compute regs_set_in_block.
17205 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17206 (bypass_jumps): Don't use compute_sets and friends.
17208 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17211 * opts.c (undocumented_msg): Do not leave blank even with
17214 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17216 * c-decl.c (build_enumerator): Allow values folding to integer
17217 constants but not integer constant expressions with a pedwarn if
17220 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17223 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17224 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17225 type is an integer constant.
17227 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17230 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17233 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17236 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17237 with variably modified return type and no storage class
17238 specifiers, except for the case of nested functions. Distinguish
17239 extern declarations of functions with variably modified return
17240 types from those of objects with variably modified types.
17242 2009-04-25 Jan Hubicka <jh@suse.cz>
17244 * tree.c (list_equal_p): New function.
17245 * tree.h (list_equal_p): Declare.
17246 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17247 basic_block_def, basic_block, const_basic_block): New.
17248 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17249 (redirect_eh_edge): New function.
17250 (make_eh_edge_update_phi): EH edges are not abnormal.
17251 * except.c: Include tree-flow.h.
17252 (list_match): New function.
17253 (eh_region_replaceable_by_p): New function.
17254 (replace_region): New function.
17255 (hash_type_list): New function.
17256 (hash_eh_region): New function.
17257 (eh_regions_equal_p): New function.
17258 (merge_peers): New function.
17259 (remove_unreachable_regions): Verify EH tree when checking;
17261 (copy_eh_region_1): New function.
17262 (copy_eh_region): New function.
17263 (push_reachable_handler): New function.
17264 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17265 regions without label but with live RESX.
17266 * except.h (redirect_eh_edge_to_label): New.
17267 * tree-flow.h (redirect_eh_edge): New.
17268 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17269 basic_block_def, basic_block, const_basic_block): Remove.
17270 * Makefile.in (except.o): Add dependency on tree-flow.h
17271 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17272 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17275 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17278 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17279 on the destination of memcpy.
17281 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17283 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17284 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17285 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17287 2009-04-25 Jan Hubicka <jh@suse.cz>
17289 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17290 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17291 to be reached by different label than left.
17292 (update_eh_edges): Update comment; remove edge_to_remove if possible
17293 and return true if suceeded.
17294 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17295 (cleanup_eh): Compute sharing map.
17296 * except.c (remove_eh_handler_and_replace): Add argument if we should
17298 (remove_unreachable_regions): Update for label sharing.
17299 (label_to_region_map): Likewise.
17300 (get_next_region_sharing_label): New function.
17301 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17303 (remove_eh_handler): Update.
17304 (remove_eh_region_and_replace_by_outer_of): New function.
17305 * except.h (struct eh_region): Add next_region_sharing_label.
17306 (remove_eh_region_and_replace_by_outer_of,
17307 get_next_region_sharing_label): Declare.
17308 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17310 2009-04-25 Jan Hubicka <jh@suse.cz>
17312 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17313 insert code even if they are not critical.
17315 2009-04-25 Jan Hubicka <jh@suse.cz>
17317 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17318 (gimple_can_remove_branch_p): EH edges won't remove branch by
17320 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17321 updating of non-abnormal EH edges.
17322 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17323 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17324 (split_critical_edges): Split also edges where emitting code on them
17325 will lead to splitting later.
17327 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17328 H.J. Lu <hongjiu.lu@intel.com>
17331 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17332 the configured assembler supports fildq and fistpq mnemonics.
17333 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17334 * configure: Regenerated.
17335 * config.in: Ditto.
17337 * config/i386/i386.c (print_operand): Handle 'Z'.
17338 ['z']: Remove handling of special fild/fist suffixes.
17339 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17340 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17341 suffix of fild insn.
17342 (*floatsi<mode>2_vector_mixed): Ditto.
17343 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17344 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17345 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17346 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17347 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17349 2009-04-25 Ben Elliston <bje@au.ibm.com>
17351 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17352 the source of a set operation.
17354 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17356 * target.h (struct gcc_target): Add case_values_threshold field.
17357 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17358 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17359 * targhooks.c (default_case_values_threshold): New function.
17360 * targhooks.h (default_case_values_threshold): Declare function.
17361 * stmt.c (expand_case): Use case_values_threshold target hook.
17362 * expr.h (case_values_threshold): Remove declartation.
17363 * expr.c (case_values_threshold): Remove function.
17364 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17366 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17367 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17368 (avr_case_values_threshold): Declare as static.
17369 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17371 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17372 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17373 (mn10300_case_values_threshold): New function.
17375 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17377 * ira.c (setup_cover_and_important_classes): Add enum cast.
17379 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17381 * genpreds.c (write_enum_constraint_num): Output definition of
17382 CONSTRAINT_NUM_DEFINED_P macro.
17383 * ira.c (setup_cover_and_important_classes): Use
17384 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17386 2009-04-24 DJ Delorie <dj@redhat.com>
17388 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17389 __SH2A_SINGLE_ONLY__ also.
17391 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17393 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17394 (movdf_internal): Ditto.
17395 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17396 SFmode and DFmode constants.
17397 (ia64_print_operand): Add 'G' format for printing
17398 floating point constants.
17400 2009-04-24 Richard Guenther <rguenther@suse.de>
17402 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17403 from unsigned additions.
17405 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17407 * c-typeck.c (set_init_index): Allow array designators that are
17408 not integer constant expressions with a pedwarn if pedantic.
17410 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17412 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17413 zero if no overlap in nonzero bits between the operands.
17415 2009-04-24 Ian Lance Taylor <iant@google.com>
17417 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17418 (record_dead_and_set_regs): Likewise.
17419 * df.h (struct df_mw_hardreg): Change flags field to int.
17420 (struct df_base_ref): Likewise.
17421 (struct df): Change changeable_flags field to int.
17422 * df-scan.c (df_defs_record): Change clobber_flags to int.
17423 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17424 constants rather than #define macros.
17425 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17426 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17427 (enum dwarf_calling_convention): Likewise.
17428 (enum dwarf_line_number_x_ops): Likewise.
17429 (enum dwarf_call_frame_info): Likewise.
17430 (enum dwarf_source_language): Likewise.
17431 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17432 (add_calling_convention_attribute): Likewise.
17433 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17434 (combine_comparisons): Change compcode to int. Add cast to enum type.
17435 * genrecog.c (maybe_both_true_2): Change c to int.
17436 (write_switch): Likewise. Add cast to enum type.
17437 * gimplify.c (gimplify_omp_for): Handle return values from
17438 gimplify_expr using MIN rather than bitwise or.
17439 (gimplify_expr): Add cast to enum type.
17440 * ipa-prop.c (update_jump_functions_after_inlining): Change
17441 IPA_BOTTOM to IPA_JF_UNKNOWN.
17442 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17443 Add casts to enum type.
17444 (setup_cover_and_important_classes): Change cl to int. Add casts
17446 (setup_class_translate): Change cl and mode to int.
17447 (ira_init_once): Change mode to int.
17448 (free_register_move_costs): Likewise.
17449 (setup_prohibited_mode_move_regs): Add casts to enum type.
17450 * langhooks.c (add_builtin_function_common): Rework assertion that
17451 value fits bitfield.
17452 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17453 * omega.c (omega_do_elimination): Avoid math on enum types.
17454 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17455 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17456 int local to handle integral_argment value.
17457 * regmove.c (try_auto_increment): Change PUT_MODE to
17459 * reload.c (push_secondary_reload): Add casts to enum type.
17460 (secondary_reload_class, find_valid_class): Likewise.
17461 * reload1.c (emit_input_reload_insns): Likewise.
17462 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17463 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17464 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17466 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17467 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17469 (expand_complex_libcall): Add casts to enum type.
17470 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17471 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17472 with ERROR_MARK, not NUM_TREE_CODES.
17473 (vect_create_epilog_for_reduction): Likewise.
17474 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17475 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17476 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17478 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17479 vect_unused_in_loop. Change 0 to loop_vect.
17480 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17481 * var-tracking.c (get_init_value): Change return type to enum
17483 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17484 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17486 (arm_override_options): Add casts to enum type.
17487 (arm_emit_tls_decoration): Likewise.
17488 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17490 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17491 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17492 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17494 * config/s390/s390.c (code_for_builtin_64): Change to array of
17496 (code_for_builtin_31): Likewise.
17497 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17499 * config/sparc/sparc.c (sparc_override_options): Change value
17500 field in struct code_model to enum cmodel. In initializer change
17501 0 to NULL and add cast to enum type.
17503 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17504 Change all callers. Issue a -Wc++-compat warning using
17505 lhs_origtype if necessary.
17506 (convert_for_assignment): Issue -Wc++-compat warnings about
17507 invalid conversions to enum type on assignment.
17508 * c-common.h (build_modify_expr): Update declaration.
17510 2009-04-24 Nick Clifton <nickc@redhat.com>
17512 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17513 (function_arg_advance): Likewise.
17514 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17517 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17519 * config/s390/constraints.md ('I', 'J'): Fix condition.
17521 2009-04-24 Diego Novillo <dnovillo@google.com>
17523 * gengtype-parse.c (parse_error): Add newline after message.
17525 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17527 * config/i386/sse.md (avxmodesuffixs): Removed.
17528 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17529 (*avx_pinsr<ssevecsize>): This.
17531 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17533 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17534 follow chains of regs with a single definition, and allow expressions
17535 that are function_invariant_p.
17536 (simple_rhs_p): Allow expressions that are function_invariant_p.
17538 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17540 PR middle-end/39867
17541 * fold-const.c (fold_cond_expr_with_comparison): When folding
17542 > and >= to MAX, make sure the MAX uses the same type as the
17543 comparison's operands.
17545 2009-04-24 Nick Clifton <nickc@redhat.com>
17547 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17548 addressing for DImode accesses.
17549 (frv_print_operand_address): Handle PLUS case.
17550 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17552 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17554 PR rtl-optimization/39794
17555 * alias.c (canon_true_dependence): Add x_addr argument.
17556 * rtl.h (canon_true_dependence): Adjust prototype.
17557 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17558 * cselib.c (cselib_invalidate_mem): Likewise.
17559 * gcse.c (compute_transp): Likewise.
17560 * dse.c (scan_reads_nospill): Likewise.
17561 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17562 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17563 canon_base_addr of the group, plus optional offset.
17564 (struct group_info): Rename canon_base_mem to
17566 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17567 canon_rtx of base_mem.
17569 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17571 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17572 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17574 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17576 * config/spu/spu-builtins.h: Delete file.
17578 * config/spu/spu.h (enum spu_builtin_type): Move here from
17580 (struct spu_builtin_description): Likewise. Add GTY marker.
17581 Do not use enum spu_function_code or enum insn_code.
17582 (spu_builtins): Add extern declaration.
17584 * config/spu/spu.c: Do not include "spu-builtins.h".
17585 (enum spu_function_code, enum spu_builtin_type_index,
17586 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17587 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17588 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17589 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17590 (spu_builtin_types): Make static. Add GTY marker.
17591 (spu_builtins): Add extern declaration with GTY marker.
17592 Include "gt-spu.h".
17594 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17595 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17596 Check programmatically whether all parameters are scalar.
17598 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17600 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17602 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17603 assignment from the constructor either if the target is volatile.
17605 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17607 * config/arm/arm.md (insv): Do not share operands[0].
17609 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17611 * config/vxlib-tls.c (active_tls_threads): Delete.
17612 (delete_hook_installed): New.
17613 (tls_delete_hook): Don't delete the delete hook.
17614 (tls_destructor): Delete it here.
17615 (__gthread_set_specific): Adjust installing the delete hook.
17616 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17617 __gthread_leave_tsd_dtor_context.
17619 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17621 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17623 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17625 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17627 (alpha_rtx_costs): Ditto.
17628 (emit_unlikely_jump): Use add_reg_note.
17629 (emit_frame_store_1): Ditto.
17630 (alpha_expand_prologue): Ditto.
17631 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17632 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17634 2009-04-23 Nick Clifton <nickc@redhat.com>
17636 * config/v850/v850.md (epilogue): Remove suppressed code.
17637 (return): Rename to return_simple and remove test of frame size.
17638 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17639 to gen_return_simple.
17641 2009-04-22 Jing Yu <jingyu@google.com>
17644 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17646 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17649 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17650 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17651 value is a VECTOR_CST, the element type is the element type of the
17654 2009-04-22 DJ Delorie <dj@redhat.com>
17656 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17658 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17660 * alias.c (find_base_term): Move around LO_SUM case, so that
17661 CONST falls through into PLUS/MINUS handling.
17664 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17665 into 0, use omit_one_operand.
17667 2009-04-23 Ben Elliston <bje@au.ibm.com>
17669 * config/rs6000/linux-unwind.h (get_regs): Remove type
17670 puns. Change the type of `pc' to an array of unsigned ints and
17671 update all users. Constify frame24.
17673 2009-04-22 DJ Delorie <dj@redhat.com>
17675 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17676 declarations before code.
17677 (current_function_special_page_vector): Likewise.
17678 (m32c_expand_insv): Silence a warning.
17680 2009-04-21 Taras Glek <tglek@mozilla.com>
17682 * alias.c: Update GTY annotations to new syntax.
17683 * basic-block.h: Likewise.
17684 * bitmap.h: Likewise.
17685 * c-common.h: Likewise.
17686 * c-decl.c: Likewise.
17687 * c-parser.c: Likewise.
17688 * c-pragma.c: Likewise.
17689 * c-tree.h: Likewise.
17690 * cfgloop.h: Likewise.
17691 * cgraph.h: Likewise.
17692 * config/alpha/alpha.c: Likewise.
17693 * config/arm/arm.h: Likewise.
17694 * config/avr/avr.h: Likewise.
17695 * config/bfin/bfin.c: Likewise.
17696 * config/cris/cris.c: Likewise.
17697 * config/darwin.c: Likewise.
17698 * config/frv/frv.c: Likewise.
17699 * config/i386/i386.c: Likewise.
17700 * config/i386/i386.h: Likewise.
17701 * config/i386/winnt.c: Likewise.
17702 * config/ia64/ia64.h: Likewise.
17703 * config/iq2000/iq2000.c: Likewise.
17704 * config/mips/mips.c: Likewise.
17705 * config/mmix/mmix.h: Likewise.
17706 * config/pa/pa.c: Likewise.
17707 * config/pa/pa.h: Likewise.
17708 * config/rs6000/rs6000.c: Likewise.
17709 * config/s390/s390.c: Likewise.
17710 * config/sparc/sparc.c: Likewise.
17711 * config/xtensa/xtensa.c: Likewise.
17712 * cselib.h: Likewise.
17713 * dbxout.c: Likewise.
17714 * dwarf2out.c: Likewise.
17715 * except.c: Likewise.
17716 * except.h: Likewise.
17717 * fixed-value.h: Likewise.
17718 * function.c: Likewise.
17719 * function.h: Likewise.
17720 * gimple.h: Likewise.
17721 * integrate.c: Likewise.
17722 * optabs.c: Likewise.
17723 * output.h: Likewise.
17724 * real.h: Likewise.
17726 * stringpool.c: Likewise.
17727 * tree-data-ref.c: Likewise.
17728 * tree-flow.h: Likewise.
17729 * tree-scalar-evolution.c: Likewise.
17730 * tree-ssa-address.c: Likewise.
17731 * tree-ssa-alias.h: Likewise.
17732 * tree-ssa-operands.h: Likewise.
17733 * tree.c: Likewise.
17734 * tree.h: Likewise.
17735 * varasm.c: Likewise.
17736 * varray.h: Likewise.
17738 * coretypes.h: Do not define GTY macro if it is already defined.
17739 * doc/gty.texi: Update GTY documentation to new syntax.
17740 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17741 annotations on structs.
17742 * gengtype-parse.c: Likewise.
17744 2009-04-22 Mark Heffernan <meheff@google.com>
17746 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17748 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17750 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17753 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17755 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17756 the same as a PLUS without a shift. Increase the cost of a
17759 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17761 * Makefile.in: Update dependencies.
17762 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17763 * errors.h: Remove bogus comment about compatibility.
17764 (warning): Update declaration.
17765 * genautomata.c: Update all calls to warning.
17766 * gimple.c: Do not include errors.h. Include toplev.h.
17767 * tree-ssa-structalias.c: Do not include errors.h.
17768 * omega.c: Likewise.
17769 * tree-ssa-reassoc.c: Likewise.
17770 * config/spu/spu-c.c: Likewise.
17771 * config/spu/t-spu-elf: Update dependencies.
17773 2009-04-22 Richard Guenther <rguenther@suse.de>
17775 PR tree-optimization/39824
17776 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17777 make sure the types are compatible.
17779 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17782 * c-common.c (c_parse_error): Take a token_flags parameter.
17783 Use token_type for the token type instead.
17784 Pass token_flags to cpp_type2name.
17785 * c-common.h (c_parse_error): Update declaration.
17786 * c-parser.c (c_parser_error): Pass 0 as token flags.
17788 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17790 PR rtl-optimization/39580
17791 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17793 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17795 * function.c (expand_function_end): Do not emit a jump to the "naked"
17796 return label for fall-through returns.
17797 * except.c (sjlj_emit_function_exit): Always place the call to the
17798 unregister function at the location installed by expand_function_end.
17800 2009-04-22 Richard Guenther <rguenther@suse.de>
17802 PR tree-optimization/39845
17803 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17804 (gen_inbound_check): Likewise.
17806 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17808 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17810 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17811 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17813 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17815 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17816 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17817 shift counts to avoid out-of-bounds array accesses.
17819 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17821 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17822 (Pmode): Move above.
17824 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17826 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17827 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17828 GET_CODE macro. Use IN_RANGE macro where appropriate.
17829 * config/alpha/alpha.h: Ditto.
17830 * config/alpha/alpha.md: Ditto.
17831 * config/alpha/constraints.md: Ditto.
17832 * config/alpha/predicates.md: Ditto.
17834 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17836 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17837 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17838 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17839 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17840 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17841 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17842 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17843 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17844 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17845 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17846 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17847 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17848 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17849 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17850 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17851 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17852 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17853 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17854 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17855 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17856 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17857 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17858 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17859 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17860 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17861 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17862 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17864 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17866 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17867 references from comments.
17868 * cfgbuild.c: (count_basic_blocks): Delete.
17869 (find_basic_blocks_1): Delete.
17870 (find_basic_blocks): Delete.
17871 * except.c (finish_eh_generation): Make static. Move comment from
17872 except.h here. Remove find_basic_blocks references from comments.
17873 * except.h (finish_eh_generation): Delete.
17874 * basic-block.h (find_basic_blocks): Delete.
17875 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17877 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17879 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17880 (sdbout_parms): Likewise.
17882 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17884 * config/sh/sh.c (prepare_cbranch_operands): Use
17885 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17886 (expand_cbranchdi4): Likewise.
17887 (from_compare): Add cast to enum type.
17888 (expand_cbranchsi4): Use add_reg_note.
17889 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17890 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17891 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17892 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17893 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17894 instead of CODE_FOR_nothing.
17895 (cbranchdi4): Likewise. Fix the order of arguments for
17897 (push_fpscr): Use add_reg_note.
17898 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17899 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17901 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17903 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17904 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17905 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17906 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17907 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17908 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17909 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17910 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17911 config/alpha/x-vms, config/arc/t-arc,
17912 config/arm/README-interworking, config/arm/arm-c.c,
17913 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17914 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17915 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17916 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17917 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17918 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17919 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17920 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17921 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17922 config/cris/t-elfmulti, config/crx/t-crx,
17923 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17924 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17925 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17926 config/h8300/t-h8300, config/i386/athlon.md,
17927 config/i386/darwin-libgcc.10.4.ver,
17928 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17929 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17930 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17931 config/i386/t-linux64, config/i386/t-nwld,
17932 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17933 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17934 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17935 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17936 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17937 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17938 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17939 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17940 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17941 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17942 config/m68k/t-uclinux, config/mcore/t-mcore,
17943 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17944 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17945 config/mips/crtn.asm, config/mips/irix-crti.asm,
17946 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17947 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17948 config/mips/mips-fixed.md, config/mips/sb1.md,
17949 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17950 config/mips/t-iris6, config/mips/t-isa3264,
17951 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17952 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17953 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17954 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17955 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17956 config/mn10300/t-linux, config/mn10300/t-mn10300,
17957 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17958 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17959 config/picochip/libgccExtras/clzsi2.asm,
17960 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17961 config/rs6000/darwin-libgcc.10.4.ver,
17962 config/rs6000/darwin-libgcc.10.5.ver,
17963 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17964 config/rs6000/t-aix43, config/rs6000/t-aix52,
17965 config/rs6000/t-darwin, config/rs6000/t-fprules,
17966 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17967 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17968 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17969 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17970 config/rs6000/t-rtems, config/rs6000/t-spe,
17971 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17972 config/score/t-score-elf, config/sh/divcost-analysis,
17973 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17974 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17975 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17976 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17977 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17978 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17979 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17980 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17981 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17982 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17983 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17984 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17985 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17986 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17987 * config/h8300/genmova.sh: Include copyright and license notices
17988 in generated output.
17989 * config/h8300/mova.md: Regenerate.
17990 * doc/install.texi2html: Include word "Copyright" in copyright
17991 notice and use name "Free Software Foundation, Inc.".
17992 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17993 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17994 ChangeLog-2007, ChangeLog-2008: Correct dates.
17996 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17998 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17999 NE_EXPR operations as well.
18000 * c-parser.c (c_parser_condition): Do not set location information on
18002 (c_parser_conditional_expression): Likewise.
18003 (c_parser_binary_expression): Set location information on operators.
18004 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18005 TRUTH_NOT_EXPR has been folded.
18006 * fold-const.c (fold_truth_not_expr): Copy location information from
18007 the incoming expression to the outgoing one.
18008 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18009 recursive calls on the LHS of the operator but pass that of the
18010 operator to recursive calls on the RHS of the operator. Set it
18012 (shortcut_cond_expr): Set the locus of the operator on the second
18013 COND_EXPR and that of the expression on the first in degenerate cases.
18014 Pass the locus of the expression to calls to shortcut_cond_r.
18015 Set the locus of the 'then' block on the associated jump, if any.
18016 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18017 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18018 expression to call to gimplify_boolean_expr.
18020 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18022 * config.gcc: Add additional configuration for
18023 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18024 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18025 (CPP_SPEC): Redefine for allowing -municode option.
18026 (STARTFILE_SPEC): Likewise.
18027 * config/i386/t-mingw-w64: New.
18028 * config/i386/mingw-w64.opt: New.
18029 (municode): Add new target option.
18030 * doc/invoke.texi (municode): Add documentation for new option.
18032 2009-04-21 Ian Lance Taylor <iant@google.com>
18034 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18035 Correct test for number of arguments.
18036 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18038 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18040 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18041 argument of emit_library_call.
18043 2009-04-21 Richard Guenther <rguenther@suse.de>
18045 PR middle-end/39829
18046 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18047 inside VIEW_CONVERT_EXPRs.
18049 2009-04-21 Martin Jambor <mjambor@suse.cz>
18051 * tree-switch-conversion.c (build_constructors): Split a long line.
18052 (constructor_contains_same_values_p): New function.
18053 (build_one_array): Create assigns of constants if possible, do not
18054 call mark_sym_for_renaming, call update_stmt.
18055 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18056 make_rename_temp. Do not call mark_symbols_for_renaming, call
18058 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18059 find_new_referenced_vars, call update_stmt.
18060 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18061 instead of calling make_rename_temp. Do not call
18062 find_new_referenced_vars or mark_symbols_for_renaming, call
18065 2009-04-21 Richard Guenther <rguenther@suse.de>
18067 PR tree-optimization/39827
18068 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18069 (tree_ssa_phiprop): Pass the correct array size.
18071 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18073 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18075 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18078 * c-typeck.c (lvalue_p): Move declaration ...
18079 * c-common.h (lvalue_p): ... to here.
18080 * c-common.c (candidate_equal_p): New.
18081 (add_tlist): Use it.
18082 (merge_tlist): Use it.
18083 (warn_for_collisions_1): Likewise.
18084 (warning_candidate_p): Accept more candidates.
18085 (verify_tree): A warning candidate can be an expression. Use
18088 2009-04-21 Ben Elliston <bje@au.ibm.com>
18091 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18092 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18093 options. Remove -mcall-solaris documentation.
18095 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18098 * doc/invoke.texi (-Wlong-long): Update description.
18099 * c-lex (interpret_integer): Only warn if there was no previous
18100 overflow and -Wlong-long is enabled.
18101 * c-decl.c (declspecs_add_type): Drop redundant flags.
18102 * c.opt (Wlong-long): Init to -1.
18103 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18104 and front-end warn_long_long. Wlong-long only depends on other
18105 flags if it is uninitialized.
18106 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18107 the same for CPP and FE.
18108 (restore_extension_diagnostics): Likewise.
18110 2009-04-20 Ian Lance Taylor <iant@google.com>
18112 Fix enum conversions which are invalid in C++:
18113 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18114 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18115 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18116 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18117 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18118 (dbxout_parms): Likewise.
18119 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18120 (df_clear_flags): Likewise.
18121 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18122 top_flag parameter to int.
18123 (df_chain_create_bb_process_use): Likewise.
18124 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18126 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18127 (df_ref_create_structure, df_def_record_1): Likewise.
18128 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18129 (df_notes_rescan): Change 0 to VOIDmode in function call.
18130 (df_get_call_refs, df_insn_refs_collect): Likewise.
18131 (df_bb_regs_collect): Likewise.
18132 (df_entry_block_defs_collect): Likewise.
18133 (df_exit_block_uses_collect): Likewise.
18134 * df.h: Update declarations.
18135 * double-int.c (double_int_divmod): Add cast to enum type.
18136 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18137 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18138 (based_loc_descr): Likewise.
18139 (loc_descriptor_from_tree_1): Change first_op and second_op to
18140 enum dwarf_location_atom. Add cast to enum type.
18141 * expmed.c (init_expmed): Change 0 to SET in function call.
18142 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18143 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18144 (do_store_flag): Likewise.
18145 * fixed-value.h (struct fixed_value): Change mode to enum
18147 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18148 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18150 (insert_insn_decl, insert_decl, insert_state): Likewise.
18151 (automata_list_finish): Likewise.
18152 * genrecog.c (process_define_predicate): Add cast to enum type.
18153 * gensupport.c (init_predicate_table): Add cast to enum type.
18154 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18156 (gimple_build_call_1, gimple_build_label): Likewise.
18157 (gimple_build_goto, gimple_build_asm_1): Likewise.
18158 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18159 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18160 (enum fallback): Rename from enum fallback_t.
18161 (fallback_t): Typedef as int.
18162 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18163 GSI_SAME_STMT in function call.
18164 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18166 (setup_reg_class_relations): Likewise.
18167 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18168 (setup_prohibited_class_mode_regs): Add cast to enum type.
18169 (setup_prohibited_mode_move_regs): Likewise.
18170 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18171 (record_address_regs): Change i to enum reg_class.
18172 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18173 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18174 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18175 (GET_MODE_2XWIDER_MODE): Likewise.
18176 (GET_CLASS_NARROWEST_MODE): Likewise.
18177 * omp-low.c (expand_omp_for): Add cast to enum type.
18178 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18179 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18180 * postreload.c (reload_cse_simplify_operands): Change rclass local
18182 * predict.c (combine_predictions_for_insn): Change best_predictor
18183 and predictor to enum br_predictor.
18184 (combine_predictions_for_bb): Likewise.
18185 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18186 use SET_PREDICT_EXPR_OUTCOME.
18187 * real.c (real_arithmetic): Change icode to code in function call.
18188 * reginfo.c (init_move_cost): Add casts to enum type.
18189 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18190 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18192 * reload.c (find_valid_class): Add casts to enum type.
18193 (push_reload): Change 0 to NO_REGS in function call.
18194 (find_reloads): Change this_alternative to array of enum
18195 reg_class. Remove some now-unnecessary casts.
18196 (make_memloc): Change 0 to VOIDmode in function call.
18197 * reload1.c (reload): Change 0 to VOIDmode in function call.
18198 (eliminate_regs_1, elimination_effects): Likewise.
18199 (eliminate_regs_in_insn): Likewise.
18200 (emit_input_reload_insns): Add cast to enum type.
18201 (delete_output_reload): Change 0 to VOIDmode in function call.
18202 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18203 to enum type in function call.
18204 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18205 (SET_PREDICT_EXPR_OUTCOME): Define.
18206 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18207 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18208 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18209 (dump_function): Likewise.
18210 * tree-dump.h: Update declarations.
18211 * tree-pass.h: Update declarations.
18212 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18213 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18215 (arm_rtx_costs_1): Correct parenthesization.
18216 (arm_rtx_costs): Add casts to enum type.
18217 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18218 (vfp_emit_fstmd): Use add_rg_note.
18219 (emit_multi_reg_push, emit_sfm): Likewise.
18220 (thumb_set_frame_pointer): Likewise.
18221 (arm_expand_prologue): Likewise.
18222 (arm_regno_class): Change return type to enum reg_class.
18223 (thumb1_expand_prologue): Use add_reg_note.
18224 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18225 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18227 * config/arm/gentune.sh: Add cast to enum type.
18228 * config/arm/arm-tune.md: Rebuild.
18229 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18230 (ix86_split_fp_branch, predict_jump): Likewise.
18231 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18232 insn_code to enum rtx_code.
18233 (ix86_builtin_vectorized_function): Add cast to enum type.
18234 * config/i386/i386.md (truncdfsf2): Change slot to enum
18236 (truncxf<mode>2, isinf<mode>2): Likewise.
18237 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18239 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18240 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18241 (insert_bundle_state): Change 1 to INSERT in function call.
18242 (ia64_add_bundle_selector_before): Likewise.
18243 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18244 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18245 (restore_stack_nonlocal): Likewise.
18246 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18248 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18250 (mips_rtx_costs): Likewise.
18251 (mips_override_options): Add casts to enum type.
18252 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18254 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18255 (store_reg, set_reg_plus_d): Likewise.
18256 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18257 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18259 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18261 (emit_unlikely_jump): Use add_reg_note.
18262 (rs6000_emit_allocate_stack): Likewise.
18263 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18264 (output_toc): Change 1 to INSERT in function call.
18265 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18266 (rs6000_initialize_trampoline): Likewise.
18267 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18269 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18270 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18271 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18272 (save_gprs): Use add_reg_note.
18273 (s390_emit_prologue): Likewise.
18274 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18275 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18276 (sparc_fold_builtin): Add cast to enum type.
18277 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18279 (spu_expand_prologue): Use add_reg_note.
18280 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18282 2009-04-20 Ian Lance Taylor <iant@google.com>
18284 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18285 (c_parser_postfix_expression_after_primary): Get VEC for list of
18286 arguments. Get original types of arguments. Call
18287 build_function_call_vec.
18288 (cached_expr_list_1, cached_expr_list_2): New static variables.
18289 (c_parser_expr_list): Change return type to VEC *. Add
18290 p_orig_types parameter. Change all callers.
18291 (c_parser_release_expr): New static function.
18292 (c_parser_vec_to_tree_list): New static function.
18293 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18294 call build_function_call_vec.
18295 (build_function_call_vec): New function, based on old
18296 build_function_call.
18297 (convert_arguments): Remove nargs and argarray parameters. Change
18298 values to a VEC. Add origtypes parameter.
18299 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18300 (convert_for_assignment): Add origtype parameter. Change all
18301 callers. If warn_cxx_compat, check for conversion to an enum
18302 type when calling a function.
18303 (store_init_value): Add origtype parameter. Change all callers.
18304 (digest_init): Likewise.
18305 (struct init_node): Add origtype field.
18306 (add_pending_init): Add origtype parameter. Change all callers.
18307 (output_init_element): Likewise.
18308 (output_pending_init_elements): Pass origtype from init_node to
18309 output_init_element.
18310 (process_init_element): Pass origtype from c_expr to
18311 output_init_element.
18312 (c_finish_return): Add origtype parameter. Change all callers.
18313 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18315 (sync_resolve_params): Likewise.
18316 (sync_resolve_return): Change params to first_param. Change caller.
18317 (resolve_overloaded_builtins): Change params to VEC *. Change
18318 callers. Save first parameter around call to build_function_call_vec.
18319 * c-decl.c (finish_decl): Add origtype parameter. Change all
18320 callers. Call build_function_call_vec rather than
18321 build_function_call for cleanup.
18322 * c-tree.h: Update declarations.
18323 * c-common.h: Update declarations.
18324 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18325 params to first_param.
18326 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18327 params parameter from tree to void *.
18328 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18329 Change arglist parameter to have type void *, and to be a pointer
18331 * config/rs6000/rs6000-protos.h
18332 (altivec_resolve_overloaded_builtin): Update declaration.
18333 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18334 fnargs parameter to have type void *, and to be a pointer to a
18335 VEC. Call build_function_call_vec instead of
18336 build_function_call.
18337 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18339 2009-04-20 Joey Ye <joey.ye@intel.com>
18340 Xuepeng Guo <xuepeng.guo@intel.com>
18341 H.J. Lu <hongjiu.lu@intel.com>
18343 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18345 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18346 (IX86_LEA_PRIORITY): Likewise.
18347 (distance_non_agu_define): New function.
18348 (distance_agu_use): Likewise.
18349 (ix86_lea_for_add_ok): Likewise.
18350 (ix86_dep_by_shift_count): Likewise.
18352 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18353 should split for LEA.
18355 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18357 (ix86_dep_by_shift_count): Likewise.
18359 2009-04-20 Richard Guenther <rguenther@suse.de>
18361 * expr.c (handled_component_p): Move ...
18362 * tree.h (handled_component_p): ... here.
18363 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18364 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18365 and REALPART_EXPR to be in one group.
18367 2009-04-20 Richard Guenther <rguenther@suse.de>
18369 * basic-block.h (get_all_dominated_blocks): Declare.
18370 * dominance.c (get_all_dominated_blocks): New function.
18371 * tree-cfg.c (get_all_dominated_blocks): Remove.
18372 (remove_edge_and_dominated_blocks): Adjust.
18373 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18374 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18375 instead of recursing.
18377 2009-04-20 Doug Kwan <dougkwan@google.com>
18379 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18380 (struct cgraph_node_set_def): New type.
18381 (cgraph_node_set) New type. Also declare vector functions.
18382 (struct cgraph_node_set_element_def): New type.
18383 (cgraph_node_set_element): Ditto.
18384 (cgraph_node_set_iterator): New iterator type.
18385 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18386 cgraph_node_set_remove, dump_cgraph_node_set,
18387 debug_cgraph_node_set): New prototypes.
18388 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18389 cgraph_node_set_size): New inlines.
18390 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18391 including cgraph.h.
18392 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18393 argument to function 'write_summary'.
18394 * ipa.c: Include ggc.h.
18395 (hash_cgraph_node_set_element,
18396 eq_cgraph_node_set_element, cgraph_node_set_new,
18397 cgraph_node_set_add, cgraph_node_set_remove,
18398 cgraph_node_set_find, dump_cgraph_node_set,
18399 debug_cgraph_node_set): New functions.
18400 * Makefile.in (ipa.o): Add dependency on GGC_H.
18402 2009-04-20 Ira Rosen <irar@il.ibm.com>
18404 PR tree-optimization/39675
18405 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18406 check of the return code of vect_schedule_slp. Check that
18407 stmt_vec_info still exists for the statement, before checking its
18408 vectorization type.
18410 2009-04-20 Michael Matz <matz@suse.de>
18412 * Makefile.in (generated_files): Take out $(simple_generated_c).
18414 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18416 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18417 (UINTPTR_TYPE): Likewise.
18419 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18422 * c-typeck.c (digest_init): Check for initializing an array with a
18425 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18428 * c-semantics.c (pop_stmt_list): Propagate
18429 STATEMENT_LIST_HAS_LABEL to parent statement list.
18431 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18433 * config/mips/mips.h (mips_tune_attr): New macro.
18434 * config/mips/mips.md (cpu): Use it.
18436 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18439 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18442 2009-04-19 Diego Novillo <dnovillo@google.com>
18444 * toplev.c (compile_file): Move call to coverage_finish ...
18445 * cgraphunit.c (ipa_passes): ... here.
18446 Call cgraph_process_new_functions.
18447 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18448 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18450 2009-04-19 Jan Hubicka <jh@suse.cz>
18452 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18454 (dump_cgraph_node): Dump can throw external flag.
18455 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18457 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18461 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18462 * common.opt (Wlogical-op): Move from here...
18463 * c.opt (Wlogical-op): ... to here.
18464 * c-typeck.c (parser_build_binary_op): Update call to
18465 warn_logical_operator.
18466 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18468 * c-common.c (warn_logical_op): Update.
18469 * c-common.h (warn_logical_op): Update declaration.
18471 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18473 * tree.c (protected_set_expr_location): Fix formatting.
18475 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18478 * c-typeck.c (readonly_warning): new.
18479 (build_unary_op, build_modify_expr): Use readonly_warning for
18480 storing into something readonly but not const-qualified.
18482 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18485 * c-typeck.c (build_unary_op): Check for taking address of
18486 expression of type void.
18488 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18491 * c-typeck.c (build_function_call): Check for calling a function
18492 with qualified void return types. Call require_complete_type when
18495 2009-04-18 Jan Hubicka <jh@suse.cz>
18497 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18499 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18500 can_throw_external flag.
18501 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18502 * ipa-pure-const.c (ignore_edge): New function.
18503 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18504 only over can_throw_external edges.
18505 (local_pure_const): Add nothrow flag.
18506 * ipa-utils.c (searchc): Add ignore_edge callback.
18507 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18508 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18509 (set_nothrow_function_flags): Update cgraph.
18510 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18512 2009-04-18 Richard Guenther <rguenther@suse.de>
18514 PR middle-end/39804
18515 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18516 (fold_stmt): ... this and ...
18517 (fold_stmt_inplace): ... this.
18518 (fold_stmt_1): Fold references in calls and asms.
18519 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18521 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18523 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18524 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18526 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18528 * tree.c (function_args_count): Remove.
18529 * tree.h: Remove the prototype for function_args_count.
18531 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18533 * tree-iterator.c (expr_only): Remove.
18534 * tree.h: Remove the prototype for expr_only.
18536 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18538 * reginfo.c (cannot_change_mode_set_regs): Remove.
18539 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18541 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18543 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18544 whether operands 0 and 1 overlaps.
18546 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18548 PR middle-end/36902
18549 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18550 pointer. Use warning_at instead of warning.
18551 (search_for_addr_array): Likewise.
18552 (check_array_bounds): Likewise.
18553 (check_all_array_refs): Check that the incoming edge is not in the
18554 list of edges to be removed.
18555 (check_all_array_refs): Avoid the temporal pointer.
18556 (vrp_visit_cond_stmt): Fix typo.
18557 (simplify_switch_using_ranges): Handle the case where the switch
18558 index is an integer constant.
18560 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18562 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18564 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18566 * doc/extend.texi, doc/invoke.texi: Fix typos.
18568 2009-04-17 Cary Coutant <ccoutant@google.com>
18570 * tree-flow-inline.h (get_lineno): Fix inverted test.
18572 2009-04-17 Diego Novillo <dnovillo@google.com>
18574 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18575 assertion for AVAIL_OUT.
18577 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18580 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18581 * config/sh/linux-atomic.asm: Likewise.
18583 2009-04-17 Diego Novillo <dnovillo@google.com>
18585 * except.c (debug_eh_tree): New.
18586 (struct eh_region, struct eh_status): Move ...
18587 * except.h: ... here.
18588 (add_type_for_runtime): Declare extern.
18589 (lookup_type_for_runtime): Likewise.
18590 (debug_eh_tree): Declare.
18591 * Makefile.in (GTFILES): List except.h before except.c
18593 2009-04-17 Diego Novillo <dnovillo@google.com>
18595 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18596 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18597 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18598 (find_vars_r): ... here.
18599 * tree-flow.h (find_referenced_vars_in): Declare.
18600 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18601 that AVAIL_OUT exists for BLOCK.
18602 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18603 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18604 (tree-parloops.o): Likewise.
18606 2009-04-17 Simon Baldwin <simonb@google.com>
18608 * toplev.c (default_tree_printer): Add handling for %E format.
18610 2009-04-17 Diego Novillo <dnovillo@google.com>
18612 * tree-pretty-print.c (dump_generic_node): Add break after
18613 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18614 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18615 FUNCTION_TYPE together. Call print_struct_decl when printing
18616 structures and TDF_SLIM is not given.
18617 (print_struct_decl): Fix logic for detecting recursion.
18619 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18622 * gcc.c (create_at_file): New.
18623 (compile_input_file_p): New.
18624 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18625 * main.c (main): Update call to toplev_main.
18626 * toplev.c (toplev_main): Change signature. Call expandargv.
18627 * toplev.h (toplev_main): Change signature.
18629 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18631 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18632 if the latter is not constant.
18634 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18636 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18638 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18640 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18641 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18643 2009-04-17 Richard Guenther <rguenther@suse.de>
18645 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18646 Handle component references view-converting an invariant address.
18648 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18650 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18651 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18652 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18653 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18654 Use @deftypevr rather than @deftypevar.
18656 2009-04-17 Richard Guenther <rguenther@suse.de>
18658 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18659 (get_prop_source_stmt): Likewise.
18660 (can_propagate_from): Likewise.
18662 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18664 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18665 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18666 (--with-multilib-list): Add default value.
18667 * configure: Regenerate.
18668 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18669 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18670 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18671 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18672 Don't add default cpu to multilib list unnecessarily, but do enable
18673 the relevant compiler option..
18674 Add support for --with-multilib-list=<blank> and
18675 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18676 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18677 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18678 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18679 TM_MULTILIB_CONFIG.
18680 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18681 (MULTILIB_OSDIRNAMES): New variable.
18682 * config/sh/t-1e: Delete file.
18683 * config/sh/t-mlib-sh1: Delete file.
18684 * config/sh/t-mlib-sh2: Delete file.
18685 * config/sh/t-mlib-sh2a: Delete file.
18686 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18687 * config/sh/t-mlib-sh2a-single: Delete file.
18688 * config/sh/t-mlib-sh2a-single-only: Delete file.
18689 * config/sh/t-mlib-sh2e: Delete file.
18690 * config/sh/t-mlib-sh3e: Delete file.
18691 * config/sh/t-mlib-sh4: Delete file.
18692 * config/sh/t-mlib-sh4-nofpu: Delete file.
18693 * config/sh/t-mlib-sh4-single: Delete file.
18694 * config/sh/t-mlib-sh4-single-only: Delete file.
18695 * config/sh/t-mlib-sh4a: Delete file.
18696 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18697 * config/sh/t-mlib-sh4a-single: Delete file.
18698 * config/sh/t-mlib-sh4a-single-only: Delete file.
18699 * config/sh/t-mlib-sh4al: Delete file.
18700 * config/sh/t-mlib-sh5-32media: Delete file.
18701 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18702 * config/sh/t-mlib-sh5-64media: Delete file.
18703 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18704 * config/sh/t-mlib-sh5-compact: Delete file.
18705 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18706 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18707 * doc/install.texi (Options specification): Add
18708 --with-multilib-list and --with-endian.
18710 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18712 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18714 (OBJS-common): Add plugin-version.o.
18715 (plugin-version.o): New.
18716 * gcc-plugin.h (plugin_gcc_version): New.
18717 (plugin_default_version_check): New.
18718 (plugin_init_func, plugin_init): Add version argument.
18719 * plugin-version.c: New.
18720 * plugin.c (str_plugin_gcc_version_name): New.
18721 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18722 pass it to the init function.
18723 (plugin_default_version_check): New.
18725 2009-04-17 Richard Guenther <rguenther@suse.de>
18727 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18728 for decl-vs-decl disambiguation.
18730 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18732 * config/s390/s390.h (s390_tune_attr): New macro definition.
18733 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18735 2009-04-17 Richard Guenther <rguenther@suse.de>
18737 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18738 (fold_stmt_r): Likewise.
18739 (maybe_fold_reference): New function.
18740 (fold_gimple_assign): Handle cases fold_stmt_r did.
18741 (fold_stmt): Do not use fold_stmt_r.
18742 (fold_stmt_inplace): Likewise.
18744 2009-04-17 Richard Guenther <rguenther@suse.de>
18746 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18747 (record_equivalences_from_stmt): Remove useless checks and
18749 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18750 the type is already suitable.
18752 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18754 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18756 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18758 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18759 (CMPtype): Define as __gcc_CMPtype.
18761 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18763 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18764 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18766 2009-04-17 Richard Guenther <rguenther@suse.de>
18768 PR tree-optimization/39746
18769 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18770 special-casing for builtins and static variable use/def.
18771 (call_may_clobber_ref_p_1): Likewise.
18773 2009-04-16 Ian Lance Taylor <iant@google.com>
18775 * df.h: Include "timevar.h".
18776 (struct df_problem): Change tv_id field to timevar_id_t.
18777 * tree-pass.h: Include "timevar.h".
18778 (struct opt_pass): Change tv_id field to timevar_id_t.
18779 * timevar.h (timevar_id_t): Define TV_NONE.
18780 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18781 TV_NONE rather than tv_id != 0.
18782 (execute_one_pass): Likewise.
18783 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18784 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18785 dependencies to $(TREE_PASS_H).
18786 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18788 (pass_branch_target_load_optimize2): Likewise.
18789 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18790 (pass_outof_cfg_layout_mode): Likewise.
18791 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18792 (pass_rebuild_cgraph_edges): Likewise.
18793 (pass_remove_cgraph_callee_edges): Likewise.
18794 * df-core.c (pass_df_initialize_opt): Likewise.
18795 (pass_df_initialize_no_opt): Likewise.
18796 (pass_df_finish): Likewise.
18797 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18798 * except.c (pass_set_nothrow_function_flags): Likewise.
18799 (pass_convert_to_eh_region_ranges): Likewise.
18800 * final.c (pass_compute_alignments): Likewise.
18801 * function.c (pass_instantiate_virtual_regs): Likewise.
18802 (pass_init_function): Likewise.
18803 (pass_leaf_regs): Likewise.
18804 (pass_match_asm_constraints): Likewise.
18805 * gimple-low.c (pass_lower_cf): Likewise.
18806 (pass_mark_used_blocks): Likewise.
18807 * init-regs.c (pass_initialize_regs): Likewise.
18808 * integrate.c (pass_initial_value_sets): Likewise.
18809 * ira.c (pass_ira): Likewise.
18810 * jump.c (pass_cleanup_barriers): Likewise.
18811 * omp-low.c (pass_expand_omp): Likewise.
18812 (pass_lower_omp): Likewise.
18813 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18814 * recog.c (pass_split_all_insns): Likewise.
18815 (pass_split_after_reload): Likewise.
18816 (pass_split_before_regstack): Likewise.
18817 (pass_split_before_sched2): Likewise.
18818 (pass_split_for_shorten_branches): Likewise.
18819 * reginfo.c (pass_reginfo_init): Likewise.
18820 (pass_subregs_of_mode_init): Likewise.
18821 (pass_subregs_of_mode_finish): Likewise.
18822 * passes.c (pass_postreload): Likewise.
18823 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18824 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18825 (pass_warn_function_return): Likewise.
18826 (pass_warn_function_noreturn): Likewise.
18827 * tree-complex.c (pass_lower_complex): Likewise.
18828 (pass_lower_complex_O0): Likewise.
18829 * tree-if-conv.c (pass_if_conversion): Likewise.
18830 * tree-into-ssa.c (pass_build_ssa): Likewise.
18831 * tree-mudflap.c (pass_mudflap_1): Likewise.
18832 (pass_mudflap_2): Likewise.
18833 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18834 (pass_mudflap_2): Likewise.
18835 * tree-nrv.c (pass_return_slot): Likewise.
18836 * tree-object-size.c (pass_object_sizes): Likewise.
18837 * tree-optimize.c (pass_all_optimizations): Likewise.
18838 (pass_early_local_passes): Likewise.
18839 (pass_all_early_optimizations): Likewise.
18840 (pass_cleanup_cfg): Likewise.
18841 (pass_cleanup_cfg_post_optimizing): Likewise.
18842 (pass_free_datastructures): Likewise.
18843 (pass_free_cfg_annotations): Likewise.
18844 (pass_fixup_cfg): Likewise.
18845 (pass_init_datastructures): Likewise.
18846 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18847 (pass_late_warn_uninitialized): Likewise.
18848 (pass_update_address_taken): Likewise.
18849 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18850 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18851 (pass_cse_sincos): Likewise.
18852 (pass_convert_to_rsqrt): Likewise.
18853 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18854 * tree-stdarg.c (pass_stdarg): Likewise.
18855 * tree-tailcall.c (pass_tail_recursion): Likewise.
18856 (pass_tail_calls): Likewise.
18857 * tree-vect-generic.c (pass_lower_vector): Likewise.
18858 (pass_lower_vector_ssa): Likewise.
18859 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18861 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18863 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18865 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18867 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18868 logical and signext.
18870 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18873 * config/sh/predicates.md (arith_operand): Check if the operand
18874 of TRUNCATE is a REG.
18876 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18878 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18879 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18881 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18883 * tree-iterator.c (tsi_split_statement_list_after,
18884 tsi_split_statement_list_before): Remove.
18885 * tree-iterator.h: Remove the prototypes for
18886 tsi_split_statement_list_after and tsi_split_statement_list_before.
18888 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18890 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18891 * tree-ssa-propagate.h: Remove the prototype for
18892 stmt_makes_single_load.
18894 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18896 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18897 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18899 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18901 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18903 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18905 * except.c (eh_region_outer_p): Remove.
18906 * except.h: Remove the prototype for eh_region_outer_p.
18908 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18910 * function.c (current_function_assembler_name): Remove.
18911 * function.h: Remove the prototype for
18912 current_function_assembler_name.
18914 2009-04-16 Ian Lance Taylor <iant@google.com>
18916 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18917 (add_reg_note): Call alloc_reg_note.
18918 * rtl.h (alloc_reg_note): Declare.
18919 * combine.c (try_combine): Use alloc_reg_note.
18920 (recog_for_combine, move_deaths): Likewise.
18921 (distribute_notes): Use alloc_reg_note and add_reg_note.
18922 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18923 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18924 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18926 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18928 PR rtl-optimization/39762
18929 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18930 ira_may_move_out_cost): Add comments about way of their usage.
18931 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18933 * ira-conflicts.c (process_regs_for_copy): Use function
18934 ira_get_register_move_cost instead of global
18935 ira_register_move_cost.
18937 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18938 color_pass, move_spill_restore, update_curr_costs): Ditto.
18940 * ira-lives.c (process_single_reg_class_operands): Ditto.
18942 * ira-emit.c (emit_move_list): Ditto.
18944 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18945 (record_reg_classes): Ditto. Use functions
18946 ira_get_register_move_cost and ira_get_may_move_cost instead of
18947 global vars ira_register_move_cost, ira_may_move_out_cost and
18948 ira_may_move_in_cost.
18949 (record_address_regs): Don't call ira_init_register_move_cost.
18950 Use function ira_get_may_move_cost instead of global
18951 ira_may_move_in_cost.
18952 (process_bb_node_for_hard_reg_moves): Use function
18953 ira_get_register_move_cost instead of global ira_register_move_cost.
18954 (ira_costs): Don't call ira_init_register_move_cost.
18956 2009-04-16 Richard Guenther <rguenther@suse.de>
18958 * tree-cfg.c (verify_gimple_assign_binary):
18959 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18960 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18961 (create_general_new_stmt): Note that this function is broken.
18963 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18965 * common.opt (fhelp): Add Var(help_flag).
18966 * gcc-plugin.h (plugin_info): Add help.
18967 * plugin.c (plugin_name_args): Add help.
18968 (register_plugin_info): Set plugin->help.
18969 (print_help_one_plugin): New.
18970 (print_plugins_help): New.
18971 * plugin.h (print_plugins_help): New.
18972 * toplev.c (toplev_main): Call print_plugins_help if needed.
18974 2009-04-16 Richard Guenther <rguenther@suse.de>
18976 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18977 (gimple_ior_addresses_taken_1): New function.
18978 (gimple_ior_addresses_taken): Likewise.
18979 * gimple.h (struct gimple_statement_with_ops_base): Remove
18980 addresses_taken member.
18981 (gimple_ior_addresses_taken): Declare.
18982 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18983 gimple_set_addresses_taken): Remove.
18984 * ipa-reference.c (mark_address): New function.
18985 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18986 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18987 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18988 (gimple_add_to_addresses_taken): Remove.
18989 (get_tmr_operands): Call mark_address_taken.
18990 (get_asm_expr_operands): Likewise.
18991 (get_expr_operands): Likewise.
18992 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18993 (free_stmt_operands): Do not free it.
18994 * tree-ssa.c (delete_tree_ssa): Likewise.
18995 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18997 2009-04-16 Richard Guenther <rguenther@suse.de>
18999 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19000 (walk_stmt_load_store_ops): Likewise.
19001 * gimple.c (get_base_loadstore): New function.
19002 (walk_stmt_load_store_addr_ops): Likewise.
19003 (walk_stmt_load_store_ops): Likewise.
19004 * ipa-pure-const.c (check_op): Simplify.
19005 (check_load, check_store): New functions.
19006 (check_stmt): Use walk_stmt_load_store_ops.
19007 * ipa-reference.c (mark_load): Adjust signature.
19008 (mark_store): Likewise.
19009 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19011 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19013 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19014 (plugin_info): New.
19015 * opts.c (common_handle_option): Don't call print_version.
19016 * plugin.c (plugin_name_args): Add version.
19017 (register_plugin_info): New.
19018 (register_callback): Handle PLUGIN_INFO.
19019 (try_init_one_plugin): New.
19020 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19022 (finalize_one_plugin): New.
19023 (finalize_plugins): New.
19024 (print_one_plugin): New.
19025 (print_plugins_versions): New.
19026 * plugin.h (print_plugins_versions): New.
19027 (finalize_plugins): New.
19028 * toplev.c (compile_file): Don't call initialize_plugins.
19029 (print_version): Call print_plugins_versions.
19030 (toplev_main): Call initialize_plugins. Print version if needed.
19031 Call finalize_plugins.
19033 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19035 * common.opt (fversion): New.
19036 * gcc.c (print_version): New.
19037 (process_command): Don't print the version. Just set print_version.
19038 (main): Print version. Call subprocesses if print_version and
19039 verbose_flag are set.
19040 * opts.c (common_handle_option): Handle OPT_fversion.
19042 2009-04-16 Richard Guenther <rguenther@suse.de>
19043 Ira Rosen <irar@il.ibm.com>
19045 PR tree-optimization/39698
19046 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19047 type of the reduction variable. Only generate the def if
19050 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19051 make sure to first convert to an integer of the same precision.
19052 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19053 the type of the evolution correctly in computing the new
19054 induction variable base.
19056 2009-04-16 Richard Guenther <rguenther@suse.de>
19058 PR middle-end/39625
19059 * tree-cfg.c (make_blocks): Split statements with to-be
19060 abnormal SSA names on the lhs.
19062 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19064 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19065 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19066 * c-typeck.c (really_start_incremental_init): Likewise.
19067 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19068 (TARGET_INITIALIZER): Remove it.
19069 * target.h (struct target): Remove vector_opaque_p.
19070 * tree.c (build_opaque_vector_type): New.
19071 * tree.h (TYPE_VECTOR_OPAQUE): New.
19072 (build_opaque_vector_type): Declare.
19073 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19074 * config/rs6000/rs6000.c (build_opaque_vector_type,
19075 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19076 (rs6000_init_builtins): Use build_opaque_vector_type for
19077 opaque_V4SI_type_node.
19079 2009-04-15 Catherine Moore <clm@codesourcery.com>
19081 * debug.h (set_name): Declare.
19082 * dwarf2out.c (dwarf2out_set_name): Declare.
19083 (dwarf2_debug_hooks): Add set_name.
19084 (find_AT_string): New.
19085 (add_AT_string): Call find_AT_string.
19086 (dwarf2out_set_name): New.
19087 * cp/decl.c (grokdeclarator): Call set_name.
19088 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19089 * debug.c (do_nothing_debug_hooks): Likewise.
19090 * dbxout.c (dbx_debug_hooks): Likewise.
19091 * sdbout.c (sdb_debug_hooks): Likewise.
19093 2009-04-15 Michael Eager <eager@eagercon.com>
19095 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19096 reg for single-precision FPU.
19097 * config/rs6000/rs6000.md (movsi_internal1): Only for
19098 !TARGET_SINGLE_FPU.
19099 (movsi_internal1_single): New. Add pattern to move SI values to/from
19100 single-precision FP regs.
19102 2009-04-15 Richard Guenther <rguenther@suse.de>
19104 * omp-low.c (lower_rec_input_clauses): Build correct address
19106 (expand_omp_for_generic): Fix multiplication type.
19107 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19108 (generate_memset_zero): Fix types.
19109 * tree-profile.c (prepare_instrumented_value): Correctly
19112 2009-04-15 Ian Lance Taylor <iant@google.com>
19114 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19115 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19116 for -Wall and for -Wc++-compat.
19117 (c_common_post_options): For C++, set warn_enum_compare if not
19119 * c-tree.h (struct c_expr): Add field original_type.
19120 (build_external_ref): Update declaration.
19121 * c-parser.c (c_parser_braced_init): Set original_type.
19122 (c_parser_initelt): Likewise.
19123 (c_parser_expr_no_commas): Likewise.
19124 (c_parser_conditional_expression): Likewise.
19125 (c_parser_cast_expression): Likewise.
19126 (c_parser_unary_expression): Likewise. Pull setting of
19127 original_code to top of function.
19128 (c_parser_sizeof_expression): Set original_type.
19129 (c_parser_alignof_expression): Likewise.
19130 (c_parser_postfix_expression): Likewise. Pull setting of
19131 original_code to top of function.
19132 (c_parser_postfix_expression_after_paren_type): Set original_type.
19133 (c_parser_postfix_expression_after_primary): Likewise.
19134 (c_parser_expression): Likewise.
19135 * c-typeck.c (build_external_ref): Add type parameter. Change all
19137 (c_expr_sizeof_expr): Set original_type field.
19138 (parser_build_unary_op): Likewise.
19139 (parser_build_binary_op): Likewise. Optionally warn about
19140 comparisons of enums of different types.
19141 (digest_init): Set original_type field.
19142 (really_start_incremental_init): Likewise.
19143 (push_init_level, pop_init_level): Likewise.
19144 * doc/invoke.texi (Warning Options): -Wenum-compare now
19147 2009-04-15 Richard Guenther <rguenther@suse.de>
19149 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19150 out a necessary conversion.
19151 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19152 names we didn't value number.
19153 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19155 2009-04-15 Richard Guenther <rguenther@suse.de>
19157 PR tree-optimization/39764
19158 * tree-ssa-ccp.c (get_value): Canonicalize value with
19159 canonicalize_float_value.
19161 2009-04-15 Jan Hubicka <jh@suse.cz>
19163 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19164 Wrong version of patch.
19166 2009-04-15 Jan Hubicka <jh@suse.cz>
19168 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19170 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19172 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19173 our distinct integral and vector types.
19175 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19177 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19178 * init.c (build_vtbl_address): Remove call to assemble_external.
19180 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19182 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19183 output for other floating point modes.
19185 2009-04-14 Diego Novillo <dnovillo@google.com>
19187 * diagnostic.c (diagnostic_report_diagnostic): Do not
19188 warn about loaded plugins for DK_ERROR and DK_WARNING.
19189 * c-decl.c (declspecs_add_type): Move call to
19190 invoke_plugin_callbacks ...
19191 * c-parser.c (c_parser_declspecs): ... here.
19192 * plugin.c (dump_active_plugins): Tidy output.
19194 2009-04-14 Diego Novillo <dnovillo@google.com>
19195 Le-Chun Wu <lcwu@google.com>
19197 * configure.ac: Add --enable-plugin support.
19198 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19199 * Makefile.in (PLUGIN_H): Define.
19200 Export ENABLE_PLUGIN and GMPINC to site.exp.
19201 Add PLUGINLIBS to link command.
19202 Add/modify dependencies for plugin.o and files including plugin.h.
19204 * config.in: Regenerate.
19206 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19209 2009-04-14 Le-Chun Wu <lcwu@google.com>
19211 * tree-pass.h (register_one_dump_file): Add a prototype for
19212 register_one_dump_file.
19213 * toplev.c (compile_file): Call initialize_plugins.
19214 (do_compile): Call invoke_plugin_callbacks.
19215 (toplev_main): Call invoke_plugin_callbacks.
19216 * common.opt: Add -fplugin= and -fplugin-arg-.
19217 * gcc-plugin.h: New public header file for plugins to include.
19218 * plugin.c: New source file.
19219 * plugin.h: New internal header file.
19220 * passes.c (register_one_dump_file): Make it external.
19222 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19224 2009-04-14 Diego Novillo <dnovillo@google.com>
19226 * doc/plugins.texi: New.
19227 * doc/gccint.texi: Add reference to Plugins chapter.
19228 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19229 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19230 loaded plugins, if any.
19231 * timevar.def (TV_PLUGIN_INIT): Define.
19232 (TV_PLUGIN_RUN): Define.
19233 * plugin.c: Include timevar.h
19234 (plugins_active_p): New.
19235 (dump_active_plugins): New.
19236 (debug_active_plugins): New.
19238 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19240 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19242 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19244 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19246 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19247 the same as a minus without a shift.
19249 2009-04-14 Nick Clifton <nickc@redhat.com>
19251 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19252 comparisons with small integers will always produce a short
19255 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19258 2008-12-19 Diego Novillo <dnovillo@google.com>
19260 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19262 2009-04-14 Richard Guenther <rguenther@suse.de>
19264 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19266 (verify_gimple_assign_binary): Likewise. Handle shifts and
19268 (verify_gimple_phi): Print the mismatched argument position.
19269 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19271 (vect_update_init_of_dr): Likewise.
19272 * matrix-reorg.c (transform_access_sites): Do what the
19274 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19276 2009-04-13 Michael Eager <eager@eagercon.com>
19278 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19279 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19280 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19281 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19282 remove duplicate config
19284 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19286 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19287 file_name:line_number type locator of the call site.
19289 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19291 * genautomata.c: Put blank after comma.
19292 (automaton_decls): New.
19293 (struct unit_usage): Add comments to member next.
19294 (store_alt_unit_usage): Keep the list ordered.
19295 (unit_present_on_list_p, equal_alternatives_p): New.
19296 (check_regexp_units_distribution): Check units distribution
19297 correctness correctly.
19298 (main): Don't write automata if error is found. Return correct
19301 * config/m68k/cf.md (cfv4_ds): Remove.
19302 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19303 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19305 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19306 power4-load-ext, power4-store, power4-store-update,
19307 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19308 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19309 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19310 power4-sqrt, power4-isync): Modify reservation to make correct
19311 unit distribution to automata.
19313 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19314 power5-store-update, power5-two, power5-three, power5-lmul,
19315 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19317 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19319 * except.c (pass_set_nothrow_function_flags): Set name and add
19321 (set_nothrow_function_flags): Mention in the dump file when
19322 changing a function to nothrow.
19324 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19327 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19328 instead of unsigned long.
19330 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19332 * config/arm/arm.c (return_used_this_function): Remove.
19333 (arm_output_function_prologue): Remove use of
19334 return_used_this_function.
19335 (output_return_instruction): Replace use of
19336 return_used_this_function
19337 by cfun->machine->return_used_this_function.
19338 (arm_output_epilogue): Likewise.
19339 (arm_output_function_epilogue): Likewise.
19340 (thumb_unexpanded_epilogue): Likewise.
19341 * config/arm/arm.h (struct machine_function):
19342 New member return_used_this_function.
19344 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19346 * doc/install.texi: Correct description of default directory for
19347 --with-gxx-include-dir.
19349 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19351 * fold-const.c (build_range_check): Properly deal with enumeral and
19352 boolean base types.
19354 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19356 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19357 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19358 * params.h (MAX_GCSE_PASSES): Remove.
19359 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19360 in sequence. Remove ability to run multiple passes.
19361 (bypass_jumps): Report run as third CPROP pass.
19363 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19365 PR middle-end/39651
19366 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19367 when deciding whether the whole SEQUENCE can throw.
19369 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19372 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19373 offseted label references.
19375 2009-04-11 Jan Hubicka <jh@suse.cz>
19377 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19379 2009-04-11 Richard Guenther <rguenther@suse.de>
19381 PR middle-end/39732
19382 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19383 return variables as TREE_ADDRESSABLE.
19385 2009-04-11 Richard Guenther <rguenther@suse.de>
19387 PR tree-optimization/39713
19388 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19389 reference trees have SSA_NAME operands.
19391 2009-04-11 Richard Guenther <rguenther@suse.de>
19394 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19395 address expressions.
19397 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19399 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19400 match changes in Cygwin 1.7
19401 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19402 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19404 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19406 PR tree-optimization/39701
19407 * doc/invoke.texi (Optimization Options): Document change in
19408 meaning and initialization of -fdelete-null-pointer-checks.
19410 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19412 PR middle-end/39701
19413 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19415 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19418 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19420 2009-04-10 Chao-ying Fu <fu@mips.com>
19422 * doc/tm.texi (Instruction Output): Document
19423 TARGET_ASM_FINAL_POSTSCAN_INSN.
19424 * target.h (final_postscan_insn): New field in asm_out.
19425 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19426 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19427 * final.c (final_scan_insn): Call
19428 targetm.asm_out.final_postscan_insn after outputting
19429 an asm macro and a normal instruction.
19431 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19432 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19433 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19434 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19435 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19437 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19439 PR middle-end/39701
19440 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19441 variables as non-NULL even with -fdelete-null-pointer-checks.
19443 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19445 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19447 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19450 * config/i386/i386.c (classify_argument): Handle SCmode with
19451 (bit_offset % 64) != 0.
19453 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19455 * doc/invoke.texi (Optimize Options): Add cross-reference to
19456 -Q --help=optimizers examples.
19458 2009-04-10 Ben Elliston <bje@au.ibm.com>
19461 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19462 regalign for the reg == fpr and TDmode case.
19464 2009-04-09 David Ayers <ayers@fsfe.org>
19467 * objc/objc-act.c (warn_with_method): Remove helper function.
19468 (check_duplicates): Call warning and inform directly.
19469 (really_start_method): Likewise.
19471 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19473 * expmed.c (expand_divmod): Always use a comparison for a division
19474 by a large unsigned integer.
19476 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19477 for things others than variables or functions as nonzero.
19479 2009-04-09 Nick Clifton <nickc@redhat.com>
19481 * unwind-compat.c: Change copyright header to refer to version
19482 3 of the GNU General Public License with version 3.1 of the
19483 GCC Runtime Library Exception and to point readers at the
19484 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19485 * config/alpha/crtfastmath.c: Likewise.
19486 * config/alpha/linux-unwind.h: Likewise.
19487 * config/alpha/qrnnd.asm: Likewise.
19488 * config/alpha/vms-crt0-64.c: Likewise.
19489 * config/alpha/vms-crt0.c: Likewise.
19490 * config/alpha/vms-dwarf2.asm: Likewise.
19491 * config/alpha/vms-dwarf2eh.asm: Likewise.
19492 * config/alpha/vms-psxcrt0-64.c: Likewise.
19493 * config/alpha/vms-psxcrt0.c: Likewise.
19494 * config/alpha/vms_tramp.asm: Likewise.
19495 * config/arc/initfini.c: Likewise.
19496 * config/arc/lib1funcs.asm: Likewise.
19497 * config/arm/bpabi-v6m.S: Likewise.
19498 * config/arm/bpabi.S: Likewise.
19499 * config/arm/bpabi.c: Likewise.
19500 * config/arm/crti.asm: Likewise.
19501 * config/arm/crtn.asm: Likewise.
19502 * config/arm/ieee754-df.S: Likewise.
19503 * config/arm/ieee754-sf.S: Likewise.
19504 * config/arm/lib1funcs.asm: Likewise.
19505 * config/arm/libunwind.S: Likewise.
19506 * config/arm/linux-atomic.c: Likewise.
19507 * config/arm/mmintrin.h: Likewise.
19508 * config/arm/pr-support.c: Likewise.
19509 * config/arm/unaligned-funcs.c: Likewise.
19510 * config/arm/unwind-arm.c: Likewise.
19511 * config/arm/unwind-arm.h: Likewise.
19512 * config/avr/libgcc.S: Likewise.
19513 * config/bfin/crti.s: Likewise.
19514 * config/bfin/crtlibid.s: Likewise.
19515 * config/bfin/crtn.s: Likewise.
19516 * config/bfin/lib1funcs.asm: Likewise.
19517 * config/bfin/linux-unwind.h: Likewise.
19518 * config/cris/arit.c: Likewise.
19519 * config/cris/cris_abi_symbol.c: Likewise.
19520 * config/darwin-64.c: Likewise.
19521 * config/darwin-crt2.c: Likewise.
19522 * config/darwin-crt3.c: Likewise.
19523 * config/darwin.h: Likewise.
19524 * config/dbxelf.h: Likewise.
19525 * config/dfp-bit.c: Likewise.
19526 * config/dfp-bit.h: Likewise.
19527 * config/elfos.h: Likewise.
19528 * config/fixed-bit.c: Likewise.
19529 * config/fixed-bit.h: Likewise.
19530 * config/fp-bit.c: Likewise.
19531 * config/fp-bit.h: Likewise.
19532 * config/fr30/crti.asm: Likewise.
19533 * config/fr30/crtn.asm: Likewise.
19534 * config/fr30/lib1funcs.asm: Likewise.
19535 * config/freebsd-spec.h: Likewise.
19536 * config/frv/cmovd.c: Likewise.
19537 * config/frv/cmovh.c: Likewise.
19538 * config/frv/cmovw.c: Likewise.
19539 * config/frv/frvbegin.c: Likewise.
19540 * config/frv/frvend.c: Likewise.
19541 * config/frv/lib1funcs.asm: Likewise.
19542 * config/glibc-stdint.h: Likewise.
19543 * config/h8300/clzhi2.c: Likewise.
19544 * config/h8300/crti.asm: Likewise.
19545 * config/h8300/crtn.asm: Likewise.
19546 * config/h8300/ctzhi2.c: Likewise.
19547 * config/h8300/fixunssfsi.c: Likewise.
19548 * config/h8300/lib1funcs.asm: Likewise.
19549 * config/h8300/parityhi2.c: Likewise.
19550 * config/h8300/popcounthi2.c: Likewise.
19551 * config/i386/ammintrin.h: Likewise.
19552 * config/i386/att.h: Likewise.
19553 * config/i386/avxintrin.h: Likewise.
19554 * config/i386/biarch64.h: Likewise.
19555 * config/i386/bmmintrin.h: Likewise.
19556 * config/i386/cpuid.h: Likewise.
19557 * config/i386/cross-stdarg.h: Likewise.
19558 * config/i386/crtfastmath.c: Likewise.
19559 * config/i386/crtprec.c: Likewise.
19560 * config/i386/cygming-crtbegin.c: Likewise.
19561 * config/i386/cygming-crtend.c: Likewise.
19562 * config/i386/cygwin.asm: Likewise.
19563 * config/i386/emmintrin.h: Likewise.
19564 * config/i386/gmm_malloc.h: Likewise.
19565 * config/i386/gthr-win32.c: Likewise.
19566 * config/i386/i386.h: Likewise.
19567 * config/i386/immintrin.h: Likewise.
19568 * config/i386/linux-unwind.h: Likewise.
19569 * config/i386/linux64.h: Likewise.
19570 * config/i386/mm3dnow.h: Likewise.
19571 * config/i386/mmintrin-common.h: Likewise.
19572 * config/i386/mmintrin.h: Likewise.
19573 * config/i386/nmmintrin.h: Likewise.
19574 * config/i386/pmm_malloc.h: Likewise.
19575 * config/i386/pmmintrin.h: Likewise.
19576 * config/i386/smmintrin.h: Likewise.
19577 * config/i386/sol2-c1.asm: Likewise.
19578 * config/i386/sol2-ci.asm: Likewise.
19579 * config/i386/sol2-cn.asm: Likewise.
19580 * config/i386/sol2-gc1.asm: Likewise.
19581 * config/i386/tmmintrin.h: Likewise.
19582 * config/i386/unix.h: Likewise.
19583 * config/i386/w32-unwind.h: Likewise.
19584 * config/i386/wmmintrin.h: Likewise.
19585 * config/i386/x86-64.h: Likewise.
19586 * config/i386/x86intrin.h: Likewise.
19587 * config/i386/xmmintrin.h: Likewise.
19588 * config/ia64/crtbegin.asm: Likewise.
19589 * config/ia64/crtend.asm: Likewise.
19590 * config/ia64/crtfastmath.c: Likewise.
19591 * config/ia64/crti.asm: Likewise.
19592 * config/ia64/crtn.asm: Likewise.
19593 * config/ia64/fde-glibc.c: Likewise.
19594 * config/ia64/lib1funcs.asm: Likewise.
19595 * config/ia64/linux-unwind.h: Likewise.
19596 * config/ia64/quadlib.c: Likewise.
19597 * config/ia64/unwind-ia64.c: Likewise.
19598 * config/linux.h: Likewise.
19599 * config/m32c/m32c-lib1.S: Likewise.
19600 * config/m32c/m32c-lib2-trapv.c: Likewise.
19601 * config/m32c/m32c-lib2.c: Likewise.
19602 * config/m32r/initfini.c: Likewise.
19603 * config/m68hc11/larith.asm: Likewise.
19604 * config/m68hc11/m68hc11-crt0.S: Likewise.
19605 * config/m68k/cf.md: Likewise.
19606 * config/m68k/crti.s: Likewise.
19607 * config/m68k/crtn.s: Likewise.
19608 * config/m68k/lb1sf68.asm: Likewise.
19609 * config/m68k/linux-unwind.h: Likewise.
19610 * config/mcore/crti.asm: Likewise.
19611 * config/mcore/crtn.asm: Likewise.
19612 * config/mcore/lib1.asm: Likewise.
19613 * config/mips/linux-unwind.h: Likewise.
19614 * config/mips/loongson.h: Likewise.
19615 * config/mips/mips16.S: Likewise.
19616 * config/mmix/crti.asm: Likewise.
19617 * config/mmix/crtn.asm: Likewise.
19618 * config/pa/fptr.c: Likewise.
19619 * config/pa/hpux-unwind.h: Likewise.
19620 * config/pa/lib2funcs.asm: Likewise.
19621 * config/pa/linux-atomic.c: Likewise.
19622 * config/pa/linux-unwind.h: Likewise.
19623 * config/pa/milli64.S: Likewise.
19624 * config/pa/quadlib.c: Likewise.
19625 * config/pa/stublib.c: Likewise.
19626 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19627 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19628 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19629 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19630 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19631 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19632 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19633 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19634 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19635 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19636 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19637 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19638 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19639 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19640 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19641 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19642 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19643 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19644 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19645 * config/rs6000/750cl.h: Likewise.
19646 * config/rs6000/altivec.h: Likewise.
19647 * config/rs6000/biarch64.h: Likewise.
19648 * config/rs6000/crtresfpr.asm: Likewise.
19649 * config/rs6000/crtresgpr.asm: Likewise.
19650 * config/rs6000/crtresxfpr.asm: Likewise.
19651 * config/rs6000/crtresxgpr.asm: Likewise.
19652 * config/rs6000/crtsavfpr.asm: Likewise.
19653 * config/rs6000/crtsavgpr.asm: Likewise.
19654 * config/rs6000/darwin-asm.h: Likewise.
19655 * config/rs6000/darwin-fallback.c: Likewise.
19656 * config/rs6000/darwin-fpsave.asm: Likewise.
19657 * config/rs6000/darwin-ldouble.c: Likewise.
19658 * config/rs6000/darwin-tramp.asm: Likewise.
19659 * config/rs6000/darwin-unwind.h: Likewise.
19660 * config/rs6000/darwin-vecsave.asm: Likewise.
19661 * config/rs6000/darwin-world.asm: Likewise.
19662 * config/rs6000/e500crtres32gpr.asm: Likewise.
19663 * config/rs6000/e500crtres64gpr.asm: Likewise.
19664 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19665 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19666 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19667 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19668 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19669 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19670 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19671 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19672 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19673 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19674 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19675 * config/rs6000/eabi-ci.asm: Likewise.
19676 * config/rs6000/eabi-cn.asm: Likewise.
19677 * config/rs6000/eabi.asm: Likewise.
19678 * config/rs6000/linux-unwind.h: Likewise.
19679 * config/rs6000/linux64.h: Likewise.
19680 * config/rs6000/paired.h: Likewise.
19681 * config/rs6000/paired.md: Likewise.
19682 * config/rs6000/ppc64-fp.c: Likewise.
19683 * config/rs6000/ppu_intrinsics.h: Likewise.
19684 * config/rs6000/rs6000.h: Likewise.
19685 * config/rs6000/si2vmx.h: Likewise.
19686 * config/rs6000/sol-ci.asm: Likewise.
19687 * config/rs6000/sol-cn.asm: Likewise.
19688 * config/rs6000/spe.h: Likewise.
19689 * config/rs6000/spu2vmx.h: Likewise.
19690 * config/rs6000/sysv4.h: Likewise.
19691 * config/rs6000/tramp.asm: Likewise.
19692 * config/rs6000/vec_types.h: Likewise.
19693 * config/s390/linux-unwind.h: Likewise.
19694 * config/s390/tpf-unwind.h: Likewise.
19695 * config/score/crti.asm: Likewise.
19696 * config/score/crtn.asm: Likewise.
19697 * config/sh/crt1.asm: Likewise.
19698 * config/sh/crti.asm: Likewise.
19699 * config/sh/crtn.asm: Likewise.
19700 * config/sh/divtab-sh4-300.c: Likewise.
19701 * config/sh/divtab-sh4.c: Likewise.
19702 * config/sh/divtab.c: Likewise.
19703 * config/sh/lib1funcs-4-300.asm: Likewise.
19704 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19705 * config/sh/lib1funcs.asm: Likewise.
19706 * config/sh/lib1funcs.h: Likewise.
19707 * config/sh/linux-atomic.asm: Likewise.
19708 * config/sh/linux-unwind.h: Likewise.
19709 * config/sh/shmedia.h: Likewise.
19710 * config/sh/sshmedia.h: Likewise.
19711 * config/sh/ushmedia.h: Likewise.
19712 * config/sparc/crtfastmath.c: Likewise.
19713 * config/sparc/linux-unwind.h: Likewise.
19714 * config/sparc/sol2-c1.asm: Likewise.
19715 * config/sparc/sol2-ci.asm: Likewise.
19716 * config/sparc/sol2-cn.asm: Likewise.
19717 * config/spu/divmodti4.c: Likewise.
19718 * config/spu/divv2df3.c: Likewise.
19719 * config/spu/float_disf.c: Likewise.
19720 * config/spu/float_unsdidf.c: Likewise.
19721 * config/spu/float_unsdisf.c: Likewise.
19722 * config/spu/float_unssidf.c: Likewise.
19723 * config/spu/mfc_multi_tag_release.c: Likewise.
19724 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19725 * config/spu/mfc_tag_release.c: Likewise.
19726 * config/spu/mfc_tag_reserve.c: Likewise.
19727 * config/spu/mfc_tag_table.c: Likewise.
19728 * config/spu/multi3.c: Likewise.
19729 * config/spu/spu_internals.h: Likewise.
19730 * config/spu/spu_intrinsics.h: Likewise.
19731 * config/spu/spu_mfcio.h: Likewise.
19732 * config/spu/vec_types.h: Likewise.
19733 * config/spu/vmx2spu.h: Likewise.
19734 * config/stormy16/stormy16-lib2.c: Likewise.
19735 * config/svr4.h: Likewise.
19736 * config/sync.c: Likewise.
19737 * config/v850/lib1funcs.asm: Likewise.
19738 * config/vxlib-tls.c: Likewise.
19739 * config/vxlib.c: Likewise.
19740 * config/vxworks-dummy.h: Likewise.
19741 * config/xtensa/crti.asm: Likewise.
19742 * config/xtensa/crtn.asm: Likewise.
19743 * config/xtensa/ieee754-df.S: Likewise.
19744 * config/xtensa/ieee754-sf.S: Likewise.
19745 * config/xtensa/lib1funcs.asm: Likewise.
19746 * config/xtensa/lib2funcs.S: Likewise.
19747 * config/xtensa/linux-unwind.h: Likewise.
19748 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19749 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19750 * coretypes.h: Likewise.
19751 * crtstuff.c: Likewise.
19752 * defaults.h: Likewise.
19753 * dwarf2.h: Likewise.
19754 * emutls.c: Likewise.
19755 * gbl-ctors.h: Likewise.
19756 * gcov-io.h: Likewise.
19757 * ginclude/float.h: Likewise.
19758 * ginclude/iso646.h: Likewise.
19759 * ginclude/stdarg.h: Likewise.
19760 * ginclude/stdbool.h: Likewise.
19761 * ginclude/stddef.h: Likewise.
19762 * ginclude/stdfix.h: Likewise.
19763 * ginclude/stdint-gcc.h: Likewise.
19764 * ginclude/tgmath.h: Likewise.
19765 * gthr-aix.h: Likewise.
19766 * gthr-dce.h: Likewise.
19767 * gthr-gnat.c: Likewise.
19768 * gthr-gnat.h: Likewise.
19769 * gthr-lynx.h: Likewise.
19770 * gthr-mipssde.h: Likewise.
19771 * gthr-nks.h: Likewise.
19772 * gthr-posix.c: Likewise.
19773 * gthr-posix.h: Likewise.
19774 * gthr-posix95.h: Likewise.
19775 * gthr-rtems.h: Likewise.
19776 * gthr-single.h: Likewise.
19777 * gthr-solaris.h: Likewise.
19778 * gthr-tpf.h: Likewise.
19779 * gthr-vxworks.h: Likewise.
19780 * gthr-win32.h: Likewise.
19781 * gthr.h: Likewise.
19782 * libgcc2.c: Likewise.
19783 * libgcc2.h: Likewise.
19784 * libgcov.c: Likewise.
19785 * tsystem.h: Likewise.
19786 * typeclass.h: Likewise.
19787 * unwind-c.c: Likewise.
19788 * unwind-compat.h: Likewise.
19789 * unwind-dw2-fde-compat.c: Likewise.
19790 * unwind-dw2-fde-darwin.c: Likewise.
19791 * unwind-dw2-fde-glibc.c: Likewise.
19792 * unwind-dw2-fde.c: Likewise.
19793 * unwind-dw2-fde.h: Likewise.
19794 * unwind-dw2.c: Likewise.
19795 * unwind-dw2.h: Likewise.
19796 * unwind-generic.h: Likewise.
19797 * unwind-pe.h: Likewise.
19798 * unwind-sjlj.c: Likewise.
19799 * unwind.inc: Likewise.
19800 * config/arm/neon-gen.ml: Change generated copyright header to
19801 refer to version 3 of the GNU General Public License with
19802 version 3.1 of the GCC Runtime Library Exception and to point
19803 readers at the COPYING3 and COPYING3.RUNTIME files and the
19804 FSF's license web page.
19805 * config/arm/arm_neon.h: Regenerate.
19807 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19809 * config/cris/cris.md: Change copyright header to refer to version
19810 3 of the GNU General Public License.
19811 * doc/install.texi2html: Change copyright header to refer to version
19812 3 of the GNU General Public License and to point readers at the
19813 COPYING3 file and the FSF's license web page.
19814 * config/vax/linux.h: Likewise.
19816 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19818 * config/i386/i386.md (cmpcc): New.
19819 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19820 (sync_compare_and_swap_cc*): Delete.
19822 * config/s390/s390.c (s390_compare_emitted): Remove.
19823 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19824 s390_compare_emitted used to be handled. Assert that modes match.
19825 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19826 refer to sync_compare_and_swap_ccsi.
19827 * config/s390/s390.h (s390_compare_emitted): Remove.
19828 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19829 instead of s390_compare_emitted.
19830 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19831 instead of s390_compare_emitted.
19832 * config/s390/s390.md (cmpcc): New.
19833 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19834 CC_REGNUM, do not pretend it's set.
19835 (sync_compare_and_swap_cc*): Delete.
19836 * config/s390/predicates.md (cc_reg_operand): New.
19838 * expr.c (sync_compare_and_swap_cc): Delete.
19839 * optabs.h (sync_compare_and_swap_cc): Delete.
19840 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19841 is being used with can_compare_p.
19842 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19843 (find_cc_set): New.
19844 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19845 look for a MODE_CC set instead. Use emit_store_flag.
19846 (expand_compare_and_swap_loop): Likewise, with some additional
19847 complication to avoid a force_reg when useless. Use
19848 emit_cmp_and_jump_insns.
19849 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19850 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19851 sync_compare_and_swap documentation.
19853 2009-04-09 Jan Hubicka <jh@suse.cz>
19855 * except.c (find_prev_try): Break out from ....
19856 (duplicate_eh_regions): ... here; properly update prev_try pointers
19857 when duplication part of tree.
19858 (dump_eh_tree): Improve dumping.
19859 (verify_eh_region): New.
19860 (verify_eh_tree): Use it.
19862 2009-04-06 Richard Guenther <rguenther@suse.de>
19864 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19865 &ARRAY addresses by adjusting their types and prepending
19867 * tree-cfg.c (verify_gimple_assign_single): Verify that
19868 addresses are correct.
19870 2009-04-09 Richard Guenther <rguenther@suse.de>
19872 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19873 indices into an array reference if possible.
19874 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19875 Fold POINTER_PLUS_EXPR statements with invariant address.
19877 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19880 * config.gcc (powerpc64-*-linux*): Always build biarch.
19882 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19885 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19886 it and pedwarn if this results in an INTEGER_CST.
19888 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19890 * doc/install.texi: Update minimum GMP version. Remove obsolete
19891 text in MPFR section.
19893 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19895 * dwarf2out.c (class_scope_p): New static inline.
19896 (class_or_namespace_scope_p): Use it.
19897 (gen_variable_die): Use DW_TAG_member tag for static data member
19898 declarations instead of DW_TAG_variable.
19900 PR middle-end/39573
19901 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19904 2009-04-08 Richard Guenther <rguenther@suse.de>
19906 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19907 valueize random data.
19909 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19911 * config.gcc (aix tm_file): Add aix-stdint.h.
19912 (aix tm clause use_gcc_stdint): Set to wrap.
19913 * config/rs6000/aix-stdint.h: New file.
19915 2009-04-08 Richard Guenther <rguenther@suse.de>
19917 PR middle-end/36291
19918 * tree-dfa.c (add_referenced_var): Do not recurse into
19919 global initializers.
19920 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19922 (fold_const_aggregate_ref): Likewise.
19924 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19926 * recog.c (ordered_comparison_operator): New.
19927 * gensupport.c (std_preds): Add it.
19928 * doc/md.texi (Machine-Independent Predicates): Document it.
19930 2009-04-08 Jan Hubicka <jh@suse.cz>
19932 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19933 * function.h (rtl_eh): Remove exception_handler_label_map.
19934 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19935 remove_exception_handler_label, for_each_eh_label_1): Remove.
19936 (rtl_remove_unreachable_regions): Remove.
19937 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19938 (find_exception_handler_labels): Don't build the hashtable.
19939 (maybe_remove_eh_handler): Remove.
19940 (for_each_eh_label): Rewrite to walk the tree.
19941 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19942 * except.h (maybe_remove_eh_handler): Remove.
19943 * passes.c (init_optimization_passes): Schedule second EH cleanup
19945 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19946 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19948 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19950 * genoutput.c (validate_optab_operands): New.
19951 (gen_insn, gen_expand): Call it.
19953 * genflags.c (gen_insn): Detect misused iterators.
19954 (main): Pass line_no to gen_insn, exit with status 1 on error.
19956 * genextract.c (line_no): Make global.
19957 (VEC_safe_set_locstr): Change assertion to error message.
19958 (main): Exit with status 1 on error.
19960 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19964 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19965 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19966 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19967 * c-convert.c (convert): Do not call fold on results of conversion
19968 functions when the result is a C_MAYBE_CONST_EXPR.
19969 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19970 of __builtin_choose_expr.
19971 * c-typeck.c (remove_c_maybe_const_expr): New.
19972 (build_unary_op, build_conditional_expr, build_compound_expr,
19973 build_binary_op, c_objc_common_truthvalue_conversion): Call
19974 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19977 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19979 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19980 CODE to produce a new one. Add a prototype to use fold_convert_const
19982 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19985 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19986 mix declarations and code.
19988 2009-04-08 Ben Elliston <bje@au.ibm.com>
19990 * gcc.c: Replace `CC' with `GCC' throughout.
19992 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19994 * doc/invoke.texi: Document Atom support.
19996 2009-04-07 Jason Merrill <jason@redhat.com>
19999 * c-common.h, c-common.c: Add flag_pretty_templates.
20000 * c-opts.c (c_common_handle_option): Set it.
20001 * c.opt: Add -fno-pretty-templates.
20002 * doc/invoke.texi (C++ Dialect Options): Likewise.
20004 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20006 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20007 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20008 (ia64_expand_builtin): Likewise.
20010 2009-04-07 Martin Jambor <mjambor@suse.cz>
20012 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20013 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20014 ADDR_EXPRS are include too.
20016 2009-04-07 Richard Guenther <rguenther@suse.de>
20018 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20019 decls are only used if passes as parameters or if they are
20020 local statics and the call is not to a builtin.
20021 (call_may_clobber_ref_p_1): Likewise.
20023 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20025 * expr.c (do_store_flag): Remove last argument. Simplify code
20026 to avoid duplication of tests already done by can_compare_p.
20027 (expand_expr_real_1): Adjust caller.
20029 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20031 * optabs.c (can_compare_p): Test the predicate of a
20032 cbranch and cstore pattern.
20034 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20036 * expr.c (convert_move): Use emit_store_flag instead of
20039 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20041 * config/i386/i386.c (ix86_compare_emitted): Remove.
20042 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20043 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20044 * config/i386/i386.h (ix86_compare_emitted): Remove.
20045 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20046 instead of ix86_compare_emitted.
20047 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20049 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20051 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20052 Add t-sysroot-suffix to tmake_file.
20053 * config/print-sysroot-suffix.sh: New file.
20054 * config/t-sysroot-suffix: New file.
20056 2009-04-07 Ben Elliston <bje@au.ibm.com>
20058 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20059 as the latter produces a warning when the target does not support
20062 2009-04-07 Ben Elliston <bje@au.ibm.com>
20064 * dfp.c: Replace type punning assignments with memcpy throughout.
20065 * Makefile.in (dfp.o-warn): Remove.
20067 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20070 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20071 Include soft-fp/t-softfp after rs6000/t-linux64.
20073 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20075 * stor-layout.c (set_sizetype): Use the full precision of their
20076 machine mode for bitsize types.
20078 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20080 * config/i386/i386.md: Revert 2 accidental checkins.
20082 2009-04-06 Joey Ye <joey.ye@intel.com>
20083 Xuepeng Guo <xuepeng.guo@intel.com>
20084 H.J. Lu <hongjiu.lu@intel.com>
20086 Atom pipeline model, tuning and insn selection.
20087 * config.gcc (atom): Add atom config options and target.
20089 * config/i386/atom.md: New.
20091 * config/i386/i386.c (atom_cost): New cost.
20092 (m_ATOM): New macro flag.
20093 (initial_ix86_tune_features): Set m_ATOM.
20094 (x86_accumulate_outgoing_args): Likewise.
20095 (x86_arch_always_fancy_math_387): Likewise.
20096 (processor_target): Add Atom cost.
20097 (cpu_names): Add Atom cpu name.
20098 (override_options): Set Atom ISA.
20099 (ix86_issue_rate): New case PROCESSOR_ATOM.
20100 (ix86_adjust_cost): Likewise.
20102 * config/i386/i386.h (TARGET_ATOM): New target macro.
20103 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20104 (TARGET_OPT_AGU): New target option.
20105 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20106 (processor_type): Add PROCESSOR_ATOM.
20108 * config/i386/i386.md (cpu): Add new value "atom".
20109 (use_carry, movu): New attr.
20110 (atom.md): Include atom.md.
20111 (adddi3_carry_rex64): Set attr "use_carry".
20112 (addqi3_carry): Likewise.
20113 (addhi3_carry): Likewise.
20114 (addsi3_carry): Likewise.
20115 (*addsi3_carry_zext): Likewise.
20116 (subdi3_carry_rex64): Likewise.
20117 (subqi3_carry): Likewise.
20118 (subhi3_carry): Likewise.
20119 (subsi3_carry): Likewise.
20120 (x86_movdicc_0_m1_rex64): Likewise.
20121 (*x86_movdicc_0_m1_se): Likewise.
20122 (x86_movsicc_0_m1): Likewise.
20123 (*x86_movsicc_0_m1_se): Likewise.
20124 (*adddi_1_rex64): Emit add insn as much as possible.
20125 (*addsi_1): Likewise.
20126 (return_internal): Set atom_unit.
20127 (return_internal_long): Likewise.
20128 (return_pop_internal): Likewise.
20129 (*rcpsf2_sse): Set atom_sse_attr attr.
20130 (*qrt<mode>2_sse): Likewise.
20131 (*prefetch_sse): Likewise.
20133 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20135 (ix86_target_macros_internal): Likewise.
20137 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20138 (*prefetch_sse_rex): Likewise.
20139 (sse_rcpv4sf2): Likewise.
20140 (sse_vmrcpv4sf2): Likewise.
20141 (sse_sqrtv4sf2): Likewise.
20142 (<sse>_vmsqrt<mode>2): Likewise.
20143 (sse_ldmxcsr): Likewise.
20144 (sse_stmxcsr): Likewise.
20145 (*sse_sfence): Likewise.
20146 (sse2_clflush): Likewise.
20147 (*sse2_mfence): Likewise.
20148 (*sse2_lfence): Likewise.
20149 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20150 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20151 (avx_movdqu<avxmodesuffix>): Likewise.
20152 (avx_lddqu<avxmodesuffix>): Likewise.
20153 (sse2_movntv2di): Change attr "type" to "ssemov".
20154 (sse2_movntsi): Likewise.
20155 (rsqrtv8sf2): Change attr "type" to "sseadd".
20156 (sse3_addsubv2df3): Set attr "atom_unit".
20157 (sse3_h<plusminus_insn>v4sf3): Likewise.
20158 (*sse2_pmaddwd): Likewise.
20159 (*vec_extractv2di_1_rex64): Likewise.
20160 (*vec_extractv2di_1_avx): Likewise.
20161 (sse2_psadbw): Likewise.
20162 (ssse3_phaddwv8hi3): Likewise.
20163 (ssse3_phaddwv4hi3): Likewise.
20164 (ssse3_phadddv4si3): Likewise.
20165 (ssse3_phadddv2si3): Likewise.
20166 (ssse3_phaddswv8hi3): Likewise.
20167 (ssse3_phaddswv4hi3): Likewise.
20168 (ssse3_phsubwv8hi3): Likewise.
20169 (ssse3_phsubwv4hi3): Likewise.
20170 (ssse3_phsubdv4si3): Likewise.
20171 (ssse3_phsubdv2si3): Likewise.
20172 (ssse3_phsubswv8hi3): Likewise.
20173 (ssse3_phsubswv4hi3): Likewise.
20174 (ssse3_pmaddubsw128): Likewise.
20175 (sse3_pmaddubsw: Likewise.
20176 (ssse3_palignrti): Likewise.
20177 (ssse3_palignrdi): Likewise.
20179 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20181 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20183 2009-04-06 Richard Guenther <rguenther@suse.de>
20185 PR tree-optimization/28868
20186 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20187 of which PHI results we inserted.
20188 (insert_into_preds_of_block): Record inserted PHIs.
20189 (eliminate): Eliminate redundant PHI nodes.
20190 (init_pre): Init inserted_phi_names.
20192 2009-04-06 Richard Guenther <rguenther@suse.de>
20194 PR tree-optimization/39643
20195 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20196 IMAGPART_EXPRs of complex constants.
20197 (execute_fold_all_builtins): If we folded a call queue
20198 TODO_update_address_taken.
20200 2009-04-06 Jan Hubicka <jh@suse.cz>
20202 PR middle-end/39659
20203 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20206 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20208 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20210 (ic_invalidate_array): Likewise.
20212 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20214 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20215 alignment for library calls.
20217 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20219 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20220 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20221 * config/i386/mingw-stdint.h: New file.
20223 2009-04-05 Richard Guenther <rguenther@suse.de>
20225 PR tree-optimization/39648
20226 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20227 our &A vs. &A[0] IL deficiencies.
20229 2009-04-04 Jan Hubicka <jh@suse.cz>
20231 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20232 removed toplevel regions.
20233 (sjlj_mark_call_sites): Likewise.
20235 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20237 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20238 (cygwin tm clause use_gcc_stdint): Set to wrap.
20239 * config/i386/cygwin-stdint.h: New file.
20241 2009-04-04 Richard Guenther <rguenther@suse.de>
20243 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20244 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20245 single-argument PHIs if we are in loop-closed SSA form.
20246 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20247 for the pre-condition.
20248 (slpeel_tree_peel_loop_to_edge): Likewise.
20249 (vect_build_loop_niters): Take an optional sequence to append stmts.
20250 (vect_generate_tmps_on_preheader): Likewise.
20251 (vect_do_peeling_for_loop_bound): Take extra guards for the
20253 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20254 the cost model check.
20255 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20256 guards if we are going to peel. Do not apply versioning in that case.
20257 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20258 (vect_do_peeling_for_loop_bound): Likewise.
20259 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20260 loop bound only record extra pre-conditions, do not apply loop
20263 2009-04-04 Richard Guenther <rguenther@suse.de>
20265 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20268 2009-04-04 Jan Hubicka <jh@suse.cz>
20270 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20271 last_basic_block for size of bb->index indexed array.
20272 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20273 compute_out, link_btr_uses, build_btr_def_use_webs,
20274 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20276 2009-04-04 Jan Hubicka <jh@suse.cz>
20278 * except.c (remove_eh_handler_and_replace): Break out from ...
20279 (remove_eh_handler): ... here.
20280 (bring_to_root): New function.
20281 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20282 handled ones, bring others to root of tree.
20284 2009-04-04 Jan Hubicka <jh@suse.cz>
20286 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20287 (all_phis_safe_to_merge): New function.
20288 (update_info): New structure.
20289 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20290 (cleanup_empty_eh): Update SSA if possible.
20292 2009-04-04 Richard Guenther <rguenther@suse.de>
20294 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20295 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20296 (append_vuse): Likewise.
20298 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20300 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20301 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20302 instead of REG_UNSAVED for DW_CFA_undefined.
20303 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20304 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20307 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20310 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20311 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20312 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20314 2009-04-04 Richard Guenther <rguenther@suse.de>
20316 PR tree-optimization/8781
20317 PR tree-optimization/37892
20318 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20319 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20320 (valueize_refs): Call it for *& valueizations.
20321 (shared_reference_ops_from_ref): Rename to ...
20322 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20323 (shared_reference_ops_from_call): Rename to ...
20324 (valueize_shared_reference_ops_from_call): ... this and valueize.
20325 (vn_reference_lookup): Update.
20326 (visit_reference_op_call): Likewise.
20327 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20328 (eliminate): Value-replace the call address in call statements.
20330 2009-04-04 Richard Guenther <rguenther@suse.de>
20332 PR tree-optimization/39636
20333 * tree-ssa-forwprop.c
20334 (forward_propagate_addr_into_variable_array_index): Check for
20335 GIMPLE_ASSIGN before accessing the rhs code.
20337 2009-04-03 Jason Merrill <jason@redhat.com>
20339 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20341 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20343 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20344 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20345 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20346 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20347 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20348 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20349 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20350 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20351 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20352 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20353 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20354 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20355 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20356 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20357 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20358 Use fr_reg_or_fp01_operand instead of fr_register_operand
20360 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20361 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20362 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20364 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20366 PR rtl-optimization/39607
20367 PR rtl-optimization/39631
20371 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20372 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20373 instead of DF_LR_OUT.
20374 * ira-lives.c (process_bb_node_lives): Ditto.
20375 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20376 instead of DF_LR_{OUT,IN}.
20377 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20378 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20380 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20382 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20383 (execute_lower_omp): Always run but take the short way out if -fopenmp
20385 (gate_lower_omp): Remove, forcing the pass manager to always run the
20386 pass and always set PROP_gimple_lomp.
20387 (pass_lower_omp): Remove gate function.
20388 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20389 PROP_trees. Instead, require it.
20390 * ipa-cp.c (pass_ipa_cp): Likewise.
20391 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20392 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20393 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20394 and PROP_gimple_leh.
20396 2009-04-03 Richard Guenther <rguenther@suse.de>
20398 PR middle-end/13146
20399 PR tree-optimization/23940
20400 PR tree-optimization/33237
20401 PR middle-end/33974
20402 PR middle-end/34093
20403 PR tree-optimization/36201
20404 PR tree-optimization/36230
20405 PR tree-optimization/38049
20406 PR tree-optimization/38207
20407 PR tree-optimization/38230
20408 PR tree-optimization/38301
20409 PR tree-optimization/38585
20410 PR middle-end/38895
20411 PR tree-optimization/38985
20412 PR tree-optimization/39299
20413 * tree-ssa-structalias.h: Remove.
20414 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20415 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20416 (struct vuse_element_d): Remove.
20417 (struct vuse_vec_d): Likewise.
20418 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20419 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20420 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20421 VUSE_ELEMENT_VAR): Likewise.
20422 (struct voptype_d): Likewise.
20423 (NUM_VOP_FREE_BUCKETS): Likewise.
20424 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20425 (struct stmt_operands_d): Remove.
20426 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20427 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20428 VDEF_NUM, VDEF_VECT): Likewise.
20429 (copy_virtual_operands): Remove.
20430 (operand_build_cmp): Likewise.
20431 (create_ssa_artificial_load_stmt): Likewise.
20432 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20433 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20434 vuse_index and mayuse_index members. Pack and move done and iter_type
20435 members to the front.
20436 (SSA_OP_VMAYUSE): Remove.
20437 (SSA_OP_VIRTUAL_USES): Adjust.
20438 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20439 (unlink_stmt_vdef): Declare.
20440 (add_to_addressable_set): Remove.
20441 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20442 (vrp_visit_stmt): Likewise.
20443 * doc/tree-ssa.texi (Alias analysis): Update.
20444 * doc/invoke.texi (max-aliased-vops): Remove docs.
20445 (avg-aliased-vops): Likewise.
20446 * tree-into-ssa.c (syms_to_rename): Remove.
20447 (need_to_update_vops_p): Likewise.
20448 (need_to_initialize_update_ssa_p): Rename to ...
20449 (update_ssa_initialized_fn): ... this. Track function we are
20451 (symbol_marked_for_renaming): Simplify.
20452 (add_new_name_mapping): Do not set need_to_update_vops_p.
20453 (dump_currdefs): Use SYMS_TO_RENAME.
20454 (rewrite_update_stmt): Always walk all uses/defs.
20455 (dump_update_ssa): Adjust.
20456 (init_update_ssa): Take function argument. Track what we are
20458 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20459 (create_new_def_for): Initialize for cfun, assert we are initialized
20461 (mark_sym_for_renaming): Simplify.
20462 (mark_set_for_renaming): Do not initialize update-ssa.
20463 (need_ssa_update_p): Simplify. Take function argument.
20464 (name_mappings_registered_p): Assert we ask for the correct function.
20465 (name_registered_for_update_p): Likewise.
20466 (ssa_names_to_replace): Likewise.
20467 (release_ssa_name_after_update_ssa): Likewise.
20468 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20469 (dump_decl_set): Do not print a newline.
20470 (debug_decl_set): Do it here.
20471 (dump_update_ssa): And here.
20472 * tree-ssa-loop-im.c (move_computations): Adjust.
20473 (movement_possibility): Likewise.
20474 (determine_max_movement): Likewise.
20475 (gather_mem_refs_stmt): Likewise.
20476 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20477 or NAME_MEMORY_TAG.
20478 * tree-complex.c (update_all_vops): Remove.
20479 (expand_complex_move): Adjust.
20480 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20481 Simplify test for memory referencing statement. Exclude
20482 non-invariant ADDR_EXPRs.
20483 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20484 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20485 (rdg_flag_uses): Likewise.
20486 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20488 (tree_optimize_tail_calls_1): Also split the
20489 edge from the entry block if we have degenerate PHI nodes in
20490 the first basic block.
20491 * tree.c (init_ttree): Remove memory-tag related code.
20492 (tree_code_size): Likewise.
20493 (tree_node_structure): Likewise.
20494 (build7_stat): Re-write to be build6_stat.
20495 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20496 (SSA_VAR_P): Adjust.
20497 (struct tree_memory_tag): Remove.
20498 (struct tree_memory_partition_tag): Likewise.
20499 (union tree_node): Adjust.
20500 (build7): Re-write to be build6.
20501 * tree-pass.h (pass_reset_cc_flags): Remove.
20502 (TODO_update_address_taken): New flag.
20503 (pass_simple_dse): Remove.
20504 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20505 * params.h (MAX_ALIASED_VOPS): Remove.
20506 (AVG_ALIASED_VOPS): Likewise.
20507 * omp-low.c (expand_omp_taskreg): Update SSA form.
20508 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20509 aliases the lhs in a copy stmt.
20510 * tree-ssa-dse.c (struct address_walk_data): Remove.
20511 (memory_ssa_name_same): Likewise.
20512 (memory_address_same): Likewise.
20513 (get_kill_of_stmt_lhs): Likewise.
20514 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20515 unused stores. Look through PHI nodes into post-dominated regions.
20516 (dse_optimize_stmt): Simplify. Properly remove stores.
20517 (tree_ssa_dse): Compute dominators.
20518 (execute_simple_dse): Remove.
20519 (pass_simple_dse): Likewise.
20520 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20521 gimple_loaded_syms and gimple_stored_syms computation.
20522 * toplev.c (dump_memory_report): Dump alias and pta stats.
20523 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20524 (vn_reference_eq): Likewise.
20525 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20526 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20527 valueize_vuses): Remove.
20528 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20529 (get_def_ref_stmt_vuse): ... this.
20530 (vn_reference_lookup_2): New function.
20531 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20532 walking equivalent vuses. Simplify.
20533 (vn_reference_lookup): Likewise.
20534 (vn_reference_insert): Likewise.
20535 (vn_reference_insert_pieces): Likewise.
20536 (visit_reference_op_call): Simplify.
20537 (visit_reference_op_load): Likewise.
20538 (visit_reference_op_store): Likewise.
20539 (init_scc_vn): Remove shared_lookup_vuses initialization.
20540 (free_scc_vn): Remove shared_lookup_vuses freeing.
20541 (sort_vuses, sort_vuses_heap): Remove.
20542 (get_ref_from_reference_ops): Export.
20543 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20544 vector with single vuse pointer.
20545 (vn_reference_lookup_pieces, vn_reference_lookup,
20546 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20547 (shared_vuses_from_stmt): Remove.
20548 (get_ref_from_reference_ops): Declare.
20549 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20550 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20551 memory-tag related code.
20552 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20553 (likely_value): Add comment, skip static-chain of call statements.
20554 (surely_varying_stmt_p): Adjust.
20555 (gimplify_and_update_call_from_tree): Likewise.
20556 (execute_fold_all_builtins): Do not rebuild alias info.
20557 (gimplify_and_update_call_from_tree): Properly update VOPs.
20558 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20559 (copy_ref_info): Remove memory-tag related code.
20560 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20561 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20562 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20564 * tree-ssa-dom.c (gimple_p): Remove typedef.
20565 (eliminate_redundant_computations): Adjust.
20566 (record_equivalences_from_stmt): Likewise.
20567 (avail_expr_hash): Likewise.
20568 (avail_expr_eq): Likewise.
20569 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20570 (stmt_makes_single_load): Likewise.
20571 (stmt_makes_single_store): Likewise.
20572 * tree-ssa-alias.c: Rewrite completely.
20573 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20574 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20575 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20576 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20577 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20578 Remove public functions.
20579 (pass_reset_cc_flags): Remove.
20580 (pass_build_alias): Move ...
20581 * tree-ssa-structalias.c (pass_build_alias): ... here.
20582 * tree-ssa-alias.c (may_be_aliased): Move ...
20583 * tree-flow-inline.h (may_be_aliased): ... here.
20584 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20585 count_uses_and_derefs): Move ...
20586 * gimple.c: ... here.
20587 * gimple.h (count_uses_and_derefs): Declare.
20588 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20589 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20590 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20591 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20592 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20593 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20594 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20596 * tree-dfa.c (refs_may_alias_p): Move ...
20597 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20598 * tree-ssa-alias.h: New file.
20599 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20600 (statement_sink_location): Likewise.
20601 * opts.c (decode_options): Do not adjust max-aliased-vops or
20602 avg-aliased-vops values.
20603 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20604 (TV_CALL_CLOBBER): Likewise.
20605 (TV_FLOW_SENSITIVE): Likewise.
20606 (TV_FLOW_INSENSITIVE): Likewise.
20607 (TV_MEMORY_PARTITIONING): Likewise.
20608 (TV_ALIAS_STMT_WALK): New timevar.
20609 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20610 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20611 (get_address_description): Remove memory-tag related code.
20612 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20613 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20614 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20615 and immediate uses in statements. Document.
20616 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20617 (dump_symbols): Remove.
20618 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20619 * alias.c (get_deref_alias_set): New function split out from ...
20620 (get_alias_set): ... here.
20621 * alias.h (get_deref_alias_set): Declare.
20622 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20623 type parameter. Remove restrict pointer handling. Create a
20624 ref-all pointer in case type-based alias sets do not conflict.
20625 (vect_analyze_data_refs): Remove SMT related code.
20626 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20627 (vectorizable_load): Likewise.
20628 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20629 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20630 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20631 Ignore vops and SMTs.
20632 (dr_analyze_alias): Likewise..
20633 (free_data_ref): Likewise.
20634 (create_data_ref): Likewise.
20635 (analyze_all_data_dependences): Likewise.
20636 (get_references_in_stmt): Adjust.
20637 * tree-flow-inline.h (gimple_aliases_computed_p,
20638 gimple_addressable_vars, gimple_call_clobbered_vars,
20639 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20640 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20641 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20642 gimple_mem_ref_stats): Remove.
20643 (gimple_vop): New function.
20644 (op_iter_next_use): Remove vuses and mayuses cases.
20645 (op_iter_next_def): Remove vdefs case.
20646 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20647 (clear_and_done_ssa_iter): Do not set removed fields.
20648 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20649 Assert we are not iterating over vuses or vdefs if not also
20650 iterating over uses or defs.
20651 (op_iter_init_use): Likewise.
20652 (op_iter_init_def): Likewise.
20653 (op_iter_next_vdef): Remove.
20654 (op_iter_next_mustdef): Likewise.
20655 (op_iter_init_vdef): Likewise.
20656 (compare_ssa_operands_equal): Likewise.
20657 (link_use_stmts_after): Handle vuse operand.
20658 (is_call_used): Use is_call_clobbered.
20659 (is_call_clobbered): Global variables are always call clobbered,
20660 query the call-clobbers bitmap.
20661 (mark_call_clobbered): Ignore global variables.
20662 (clear_call_clobbered): Likewise.
20663 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20664 virtual operands sanity check.
20665 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20667 (TARGET_MEM_REF): Remove TMR_TAG operand.
20668 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20669 Remove call-clobber related code.
20670 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20671 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20672 partitions or escape reason.
20673 (get_single_def_stmt, get_single_def_stmt_from_phi,
20674 get_single_def_stmt_with_phi): Remove.
20675 (dump_referenced_vars): Tidy.
20676 (get_ref_base_and_extent): Allow bare decls.
20677 (collect_dfa_stats): Adjust.
20678 * graphite.c (rename_variables_in_stmt): Adjust.
20679 (graphite_copy_stmts_from_block): Likewise.
20680 (translate_clast): Likewise.
20681 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20683 (translate_vuse_through_block): Use the oracle.
20684 (phi_translate_1): Adjust.
20685 (value_dies_in_block_x): Use the oracle. Cache the outcome
20687 (valid_in_sets): Check if the VUSE for
20688 a REFERENCE is available.
20689 (eliminate): Do not remove stmts during elimination,
20690 instead queue and remove them afterwards.
20691 (do_pre): Do not rebuild alias info.
20692 (pass_pre): Run TODO_rebuild_alias before PRE.
20693 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20694 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20695 (mark_all_v_defs_stmt): Remove.
20696 (mark_all_v_defs_seq): Adjust.
20697 (sra_replace): Likewise.
20698 (scalarize_use): Likewise.
20699 (scalarize_copy): Likewise.
20700 (scalarize_init): Likewise.
20701 (scalarize_ldst): Likewise.
20702 (todoflags): Remove.
20703 (tree_sra): Do not rebuild alias info.
20704 (tree_sra_early): Adjust.
20705 (pass_sra): Run TODO_update_address_taken before SRA.
20706 * tree-predcom.c (set_alias_info): Remove.
20707 (prepare_initializers_chain): Do not call it.
20708 (mark_virtual_ops_for_renaming): Adjust.
20709 (mark_virtual_ops_for_renaming_list): Remove.
20710 (initialize_root_vars): Adjust.
20711 (initialize_root_vars_lm): Likewise.
20712 (prepare_initializers_chain): Likewise.
20713 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20714 (may_propagate_copy_into_stmt): Likewise.
20715 (merge_alias_info): Do nothing for now.
20716 (propagate_tree_value_into_stmt): Adjust.
20717 (stmt_may_generate_copy): Likewise.
20718 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20719 not mark symbols for renaming.
20720 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20721 with the same statement, make sure to update the new pointed-to one.
20722 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20723 call statements, do not mark symbols for renaming.
20724 (mark_operand_necessary): Dump something.
20725 (ref_may_be_aliased): New function.
20726 (mark_aliased_reaching_defs_necessary_1): New helper function.
20727 (mark_aliased_reaching_defs_necessary): Likewise.
20728 (mark_all_reaching_defs_necessary_1): Likewise.
20729 (mark_all_reaching_defs_necessary): Likewise.
20730 (propagate_necessity): Do not process virtual PHIs. For
20731 non-aliased loads mark all reaching definitions as necessary.
20732 For aliased loads and stores mark the immediate dominating
20733 aliased clobbers as necessary.
20734 (visited): New global static.
20735 (perform_tree_ssa_dce): Free visited bitmap after propagating
20737 (remove_dead_phis): Perform simple dead virtual PHI removal.
20738 (remove_dead_stmt): Properly unlink virtual operands when
20740 (eliminate_unnecessary_stmts): Schedule PHI removal after
20742 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20743 (process_replaceable): Likewise.
20744 (find_replaceable_in_bb): Likewise.
20745 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20746 based on the single gimple vop.
20747 (verify_flow_insensitive_alias_info): Remove.
20748 (verify_flow_sensitive_alias_info): Likewise.
20749 (verify_call_clobbering): Likewise.
20750 (verify_memory_partitions): Likewise.
20751 (verify_alias_info): Likewise.
20752 (verify_ssa): Adjust..
20753 (execute_update_addresses_taken): Export. Update SSA
20754 manually. Optimize only when optimizing. Use a local bitmap.
20755 (pass_update_address_taken): Remove TODO_update_ssa, add
20757 (pass_update_address_taken): Just use TODO_update_address_taken.
20758 (init_tree_ssa): Do not initialize addressable_vars.
20759 (verify_ssa): Verify new VUSE / VDEF properties.
20760 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20761 Do not call verify_alias_info.
20762 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20763 Do not free the loaded and stored syms bitmaps. Reset the escaped
20764 and callused solutions. Do not free addressable_vars.
20765 Remove memory-tag related code.
20766 (warn_uninitialized_var): Aliases are always available.
20767 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20768 * lambda-code.c (can_put_in_inner_loop): Adjust.
20769 (can_put_after_inner_loop): Likewise.
20770 (perfect_nestify): Likewise.
20771 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20772 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20773 (vectorizable_conversion): Do not mark symbols for renaming.
20774 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20775 (expand_call_inline): Unlink the calls virtual operands before
20777 (tree_function_versioning): Do not call update_ssa if we are not
20778 updating clones. Simplify.
20779 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20780 (propagate_with_phi): Likewise..
20781 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20782 clobber code. Assert we are not aliased or global.
20783 * tree-flow.h: Include tree-ssa-alias.h
20784 (enum escape_type): Remove.
20785 (struct mem_sym_stats_d): Likewise.
20786 (struct mem_ref_stats_d): Likewise.
20787 (struct gimple_df): Add vop member. Remove global_var,
20788 call_clobbered_vars, call_used_vars, addressable_vars,
20789 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20790 escaped and callused members.
20791 (struct ptr_info_def): Remove all members, add points-to solution
20793 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20794 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20795 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20796 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20797 (tree-ssa-alias.o): Likewise.
20798 (toplev.o): Add tree-ssa-alias.h
20799 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20800 * gimple.c (gimple_set_bb): Fix off-by-one error.
20801 (is_gimple_reg): Do not handle memory tags.
20802 (gimple_copy): Also copy virtual operands.
20803 Delay updating the statement. Do not reset loaded and stored syms.
20804 (gimple_set_stored_syms): Remove.
20805 (gimple_set_loaded_syms): Likewise.
20806 (gimple_call_copy_skip_args): Copy the virtual operands
20807 and mark the new statement modified.
20808 * tree-ssa-structalias.c (may_alias_p): Remove.
20809 (set_uids_in_ptset): Take the alias set to prune with as
20810 parameter. Fold in the alias test of may_alias_p.
20811 (compute_points_to_sets): Compute whether a ptr is dereferenced
20812 in a local sbitmap.
20813 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20814 other ADDRESSOF constraints on the lhs.
20815 (get_constraint_for_component_ref): Assert that we don't get
20816 ADDRESSOF constraints from the base of the reference.
20817 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20818 (struct variable_info): Remove collapsed_to member.
20819 (get_varinfo_fc): Remove.
20820 (new_var_info): Do not set collapsed_to.
20821 (dump_constraint): Do not follow cycles.
20822 (dump_constraint_graph): Likewise.
20823 (build_pred_graph): Likewise.
20824 (build_succ_graph): Likewise.
20825 (rewrite_constraints): Likewise.
20826 (do_simple_structure_copy): Remove.
20827 (do_rhs_deref_structure_copy): Remove.
20828 (do_lhs_deref_structure_copy): Remove.
20829 (collapse_rest_of_var): Remove.
20830 (do_structure_copy): Re-implement.
20831 (pta_stats): New global variable.
20832 (dump_pta_stats): New function.
20833 (struct constraint_expr): Make offset signed.
20834 (UNKNOWN_OFFSET): Define special value.
20835 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20836 (solution_set_expand): New helper function split out from ...
20837 (do_sd_constraint): ... here.
20838 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20839 (do_ds_constraint): Likewise.
20840 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20841 and CALLUSED = *CALLUSED.
20842 (set_union_with_increment): Make inc argument signed.
20843 (type_safe): Remove.
20844 (get_constraint_for_ptr_offset): Handle unknown and negative
20846 (first_vi_for_offset): Handle offsets before start. Bail
20847 out early for offsets beyond the variable extent.
20848 (first_or_preceding_vi_for_offset): New function.
20849 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20850 Together with ESCAPED = *ESCAPED this properly computes reachability.
20851 (find_what_var_points_to): New function.
20852 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20853 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20854 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20855 pt_solutions_intersect): New functions.
20856 (compute_call_used_vars): Remove.
20857 (compute_may_aliases): New main entry into PTA computation.
20858 * gimple.h (gimple_p): New typedef.
20859 (struct gimple_statement_base): Remove references_memory_p.
20860 (struct gimple_statement_with_memory_ops_base): Remove
20861 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20863 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20864 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20865 gimple_set_references_memory): Remove.
20866 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20867 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20869 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20870 (verify_expr): Allow RESULT_DECL.
20871 (gimple_duplicate_bb): Do not copy virtual operands.
20872 (gimple_duplicate_sese_region): Adjust.
20873 (gimple_duplicate_sese_tail): Likewise.
20874 (mark_virtual_ops_in_region): Remove.
20875 (move_sese_region_to_fn): Do not call it.
20876 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20877 and pass_simple_dse.
20878 (execute_function_todo): Handle TODO_update_address_taken,
20879 call execute_update_addresses_taken for TODO_rebuild_alias.
20880 (execute_todo): Adjust.
20881 (execute_one_pass): Init dump files early.
20882 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20884 (create_general_new_stmt): Clear vops.
20885 * tree-ssa-reassoc.c (get_rank): Adjust.
20886 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20887 symbols for renaming.
20888 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20889 (PARAM_AVG_ALIASED_VOPS): Likewise.
20890 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20891 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20892 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20893 (operand_build_cmp, copy_virtual_operands,
20894 create_ssa_artificial_load_stmt, add_to_addressable_set,
20895 gimple_add_to_addresses_taken): Remove public functions.
20896 (unlink_stmt_vdef): New function.
20898 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20900 * config.gcc (powerpc-*-linux*): Merge variants.
20902 2009-04-02 Chao-ying Fu <fu@mips.com>
20903 James Grosbach <james.grosbach@microchip.com>
20905 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20906 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20908 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20909 keep_interrupts_masked_p, use_debug_exception_return_p.
20910 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20911 keep_interrupts_masked, use_debug_exception_return.
20912 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20913 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20915 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20916 (mips_print_operand): Process COP0 registers to print $0 .. $31
20917 correctly for GAS to process.
20918 (mips_interrupt_extra_call_saved_reg_p): New function.
20919 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20921 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20922 (mips_compute_frame_info): Add supports for interrupt context that
20923 includes doubleword accumulators and COP0 registers.
20924 (mips_for_each_saved_acc): New function.
20925 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20926 mips_for_each_saved_reg.
20927 (mips_save_reg): Save accumulators.
20928 (mips_kernel_reg_p): A new for_each_rtx callback.
20929 (mips_expand_prologue): Support interrupt handlers.
20930 (mips_restore_reg): Restore accumulators.
20931 (mips_expand_epilogue): Support interrupt handlers.
20932 (mips_can_use_return_insn): Return false for interrupt handlers.
20933 (mips_epilogue_uses): New function.
20934 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20935 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20936 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20937 cop0_move): New instructions.
20938 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20939 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20941 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20943 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20944 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20945 interrupt handlers, we use K0 as the temporary register.
20946 (EPILOGUE_USES): Change to a function call.
20947 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20948 handlers, we use K0 as the temporary register.
20950 * doc/extend.texi (Function Attributes): Document interrupt,
20951 use_shadow_register_set, keep_interrupts_masked,
20952 use_debug_exception_return for MIPS attributes.
20954 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20956 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20957 Remove a number of t-files from tmake_file.
20958 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20959 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20960 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20961 target_prototype, not TARGET_PROTOTYPE.
20962 (LINK_OS_GNU_SPEC): Define.
20963 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20964 and darwin-ldoubdle.c.
20966 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20969 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20970 (cpp_options): Ditto.
20971 (default_compilers): Ditto.
20972 (display_help): Ditto.
20973 (process_command): Ditto.
20974 (do_spec_1): Ditto.
20975 (set_input): Use lbasename instead of duplicate code.
20976 (save_temps_prefix): New static for -save-temps=obj.
20977 (save_temps_length): Ditto.
20979 * doc/invoke.texi (-save-temps=obj): Document new variant to
20980 -save-temps switch.
20982 2009-04-02 Jeff Law <law@redhat.com>
20984 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20987 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20989 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20990 * configure: Regenerated.
20992 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20994 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20995 share the argument list.
20997 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21001 2009-02-12 Diego Novillo <dnovillo@google.com>
21003 * varpool.c (debug_varpool): New.
21004 * cgraph.h (debug_varpool): Declare.
21006 2009-04-02 Jan Hubicka <jh@suse.cz>
21008 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21011 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21013 * config/i386/i386.c (ix86_abi): Move initialization to ...
21014 (override_options): Here.
21016 2009-04-02 Christian Bruel <christian.bruel@st.com>
21018 * config/sh/sh.c (sh_dwarf_register_span): New function.
21019 (TARGET_DWARF_REGISTER_SPAN): Define.
21020 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21022 2009-04-02 Ira Rosen <irar@il.ibm.com>
21024 PR tree-optimization/39595
21025 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21026 interleaved loads group is not greater than the SLP group size.
21028 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21030 * builtins.c (is_builtin_name): New.
21031 (called_as_built_in): Use is_builtin_name.
21032 * tree.h (is_builtin_name): New.
21033 * varasm.c (incorporeal_function_p): Use is_builtin_name
21035 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21037 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21039 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21042 * c-decl.c (clone_underlying_type): Move this ...
21043 * c-common.c (set_underlying_type): ... here.
21044 Also, make sure the function properly sets TYPE_STUB_DECL() on
21045 the newly created typedef variant type.
21046 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21047 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21050 2009-04-02 Richard Guenther <rguenther@suse.de>
21052 PR tree-optimization/37221
21053 * tree-flow.h (degenerate_phi_result): Declare.
21054 * tree-ssa-dom.c (degenerate_phi_result): Export.
21055 * tree-scalar-evolution.c (analyze_initial_condition): If
21056 the initial condition is defined by a degenerate PHI node
21057 use the degenerate value.
21059 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21061 PR rtl-optimization/39588
21062 * combine.c (merge_outer_ops): Do not set the constant when this
21064 (simplify_shift_const_1): Do not modify it either in this case.
21066 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21068 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21069 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21071 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21074 * c-lex.c (interpret_float): Default (no suffix) is double.
21076 2009-04-1 Xinliang David Li <davidxl@google.com>
21078 * config/i386/i386.c (legitimate_constant_p): Recognize
21079 all one vector constant.
21081 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21083 * config/vax/vax.c: Add #includes to silence warnings.
21084 Change #include order to silence two warnings.
21086 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21088 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21089 (ASM_SPEC): Pass -k to the assembler for PIC code.
21091 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21093 * config.gcc: Add vax-*-linux* to the switch.
21094 * config/vax/linux.h: New file. (TARGET_VERSION,
21095 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21097 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21099 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21100 Use predicate macros instead of GET_CODE() == foo.
21101 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21102 ashlsi3, rotrsi3, <unnamed>): Likewise.
21104 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21106 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21107 jbbccihi, jbbccisi): Remova trailing whitespace.
21108 * config/vax/constraints.md: Likewise.
21109 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21110 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21111 * config/vax/predicates.md: Likewise.
21112 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21113 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21114 * config/vax/vax.h: Likewise.
21115 * config/vax/vax.md (nonlocal_goto): Likewise.
21117 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21119 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21120 (indirectable_address_p, adjacent_operands_p): Add spaces around
21122 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21124 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21126 * config/vax/vax.c (legitimate_constant_address_p,
21127 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21128 index_term_p, reg_plus_index_p, legitimate_address_p,
21129 vax_mode_dependent_address_p): Update comments to match functions
21130 modified by the recent int->bool conversion.
21132 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21134 * config/vax/builtins.md: Update copyright message.
21135 * config/vax/constraints.md: Likewise.
21136 * config/vax/netbsd-elf.h: Likewise.
21137 * config/vax/predicates.md: Likewise.
21138 * config/vax/vax-protos.h: Likewise.
21139 * config/vax/vax.c: Likewise.
21140 * config/vax/vax.h: Likewise.
21141 * config/vax/vax.md: Likewise.
21142 * config/vax/vax.opt: Likewise.
21144 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21146 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21147 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21148 * config/vax/constraints.md (B, R): Likewise.
21149 * config/vax/predicates.md (external_memory_operand,
21150 nonimmediate_addsub_di_operand): Likewise.
21151 * config/vax/vax.c (vax_output_int_add): Likewise.
21152 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21153 untyped_call): Likewise.
21155 2009-04-01 Matt Thomas <matt@3am-software.com>
21157 * config/vax/predicates.md: New file.
21158 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21159 external_const_operand, nonsymbolic_operand, external_memory_operand,
21160 indirect_memory_operand, indexed_memory_operand,
21161 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21162 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21164 * config/vax/constraints.md: New file.
21165 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21167 * config/vax/builtins.md: New file.
21168 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21169 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21171 * config/vax/vax.opt (mqmath): Add option.
21172 * config/vax/vax.md (isfx): Extend with DI.
21173 (VAXintQH, VAXintQHSD): Define.
21174 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21175 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21176 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21177 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21178 (movdi): Update constraints and use vax_output_int_move().
21179 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21180 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21181 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21182 nonlocal_goto): New.
21183 (mov<mode>): Extend accepted operand types.
21184 (subdi3_old): Rename from subdi3, change update constraints and use
21185 a new implementation.
21186 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21187 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21188 MOVE_RATIO, CLEAR_RATIO): Define.
21189 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21190 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21191 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21192 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21193 (split_quadword_operands): Make static and really allow variable
21195 (print_operand_address): Update for PIC generation.
21196 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21197 indexable_address_p, fixup_mathdi_operand,
21198 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21199 (vax_float_literal, legitimate_constant_p,
21200 indirectable_constant_address_p, index_term_p,
21201 reg_plus_index_p): Return bool instead of int.
21202 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21204 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21206 (vax_output_conditional_branch): Indent.
21207 (legitimate_constant_address_p, indirectable_constant_address_p,
21208 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21209 vax_mode_dependent_address_p): Return bool instead of int, update for
21211 * config/vax/vax-protos.h (legitimate_constant_address_p,
21212 legitimate_constant_p, legitimate_address_p,
21213 vax_mode_dependent_address_p): Change declaration to bool.
21214 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21215 vax_expand_addsub_di_operands, vax_output_int_subtract,
21216 vax_output_movmemsi): Declare.
21217 (split_quadword_operands, vax_float_literal): Delete declaration.
21218 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21219 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21220 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21221 ASM_OUTPUT_DWARF_PCREL): Define.
21222 (ASM_SPEC): Change definition to allow PIC generation.
21224 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21226 * doc/sourcebuild.texi: Update front-end requirements.
21228 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21231 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21232 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21233 (booldi3_internal3): Use boolean_or_operator instead of
21236 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21239 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21240 declarator whose size is not an integer constant expression but
21241 folds to an integer constant, then treat it as a constant
21244 2009-04-01 Richard Guenther <rguenther@suse.de>
21246 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21247 i * 4 + 2 to (i * 2 + 1) * 2.
21249 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21252 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21253 return if c_parser_asm_string_literal returned NULL.
21255 2009-04-01 Nick Clifton <nickc@redhat.com>
21257 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21259 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21260 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21261 other typedefs to avoid conflicts with libgcc2.c. Define labels
21262 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21264 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21265 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21268 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21270 * varasm.c (default_function_rodata_section): Declare DOT as
21273 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21274 Andrey Galkin <agalkin@hypercom.com>
21277 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21278 Make object_name unique for each process.
21280 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21283 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21284 addressable variables in the parallel that could go out of scope while
21285 running queued tasks.
21287 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21289 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21290 (CASE_VALUES_THRESHOLD): Redefine.
21291 * config/avr/avr.c (avr_override_options): Remove initialization of
21292 avr_case_values_threshold variable.
21293 (avr_case_values_threshold): Remove variable. Add new function.
21294 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21295 * config/avr/avr.opt (mno-tablejump): Remove option.
21296 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21298 2009-04-01 DJ Delorie <dj@redhat.com>
21300 * varasm.c (default_function_rodata_section): Don't assume
21301 anything about where the first '.' in the section name is.
21303 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21305 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21306 rs6000_emit_stack_tie.
21308 2009-03-31 Ian Lance Taylor <iant@google.com>
21310 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21311 gimple_code with GIMPLE_RESX, not RESX.
21313 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21315 * c-common.c (c_get_ident): New.
21316 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21318 2009-04-01 Ben Elliston <bje@au.ibm.com>
21320 * config/rs6000/sysv4.opt (msdata): Improve option description.
21322 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21324 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21325 (divdf3_internal_lat): Remove.
21326 (divxf3_internal_lat): Remove.
21327 (divxf3_internal_thr): Remove.
21328 (divxf): Use divxf3_internal.
21329 * config/ia64/div.md (divsf3_internal_lat): New.
21330 (divdf3_internal_lat): New.
21331 (divxf3_internal): New.
21333 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21336 * Makefile.in (USE_GCC_STDINT): Define.
21337 (stmp-int-hdrs): Install stdint.h if applicable.
21338 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21340 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21341 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21342 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21343 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21344 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21345 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21346 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21347 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21348 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21349 (c_common_nodes_and_builtins): Initialize
21350 underlying_wchar_type_node. Do not initialize
21351 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21352 nodes for new types.
21353 (c_stddef_cpp_builtins): Define macros for new types.
21354 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21356 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21357 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21358 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21359 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21360 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21361 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21362 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21363 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21364 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21365 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21366 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21367 int16_type_node, int32_type_node, int64_type_node,
21368 uint8_type_node, uint16_type_node, c_uint32_type_node,
21369 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21370 int_least32_type_node, int_least64_type_node,
21371 uint_least8_type_node, uint_least16_type_node,
21372 uint_least32_type_node, uint_least64_type_node,
21373 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21374 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21375 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21376 uintptr_type_node): Define.
21377 * c-cppbuiltin.c (builtin_define_constants,
21378 builtin_define_type_minmax): New.
21379 (builtin_define_stdint_macros): Define more macros.
21380 (c_cpp_builtins): Define more limit macros.
21381 (type_suffix): New.
21382 (builtin_define_type_max): Define in terms of
21383 builtin_define_type_minmax. Remove is_long parameter. All
21385 * config.gcc (use_gcc_stdint): Define.
21386 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21387 Add newlib-stdint.h for generic targets.
21388 * config/glibc-stdint.h, config/newlib-stdint.h,
21389 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21390 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21391 * config/score/score.h (UINTPTR_TYPE): Define.
21392 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21393 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21394 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21395 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21396 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21397 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21398 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21399 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21400 * config/spu/spu.h (STDINT_LONG32): Define.
21401 * configure.ac (use_gcc_stdint): Substitute.
21402 * configure: Regenerate.
21403 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21404 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21405 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21406 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21407 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21408 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21409 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21410 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21411 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21412 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21413 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21414 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21415 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21416 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21417 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21418 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21419 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21420 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21421 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21422 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21423 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21424 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21425 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21426 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21427 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21428 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21429 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21430 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21431 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21433 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21435 * loop-iv.c (suitable_set_for_replacement): Renamed from
21436 simplify_using_assignment; changed to return bool and to accept new
21437 args DEST and SRC. Return true iff we find a source/destination pair
21438 that can be used to make a replacement, and fill SRC and DEST if so.
21439 Remove arg ALTERED. Don't deal with altered regs here. All callers
21441 (simplify_using_initial_values): Deal with altered regs here and track
21442 more precisely the effect they have on the validity of our expression.
21444 * loop-iv.c (simplify_using_condition): A condition of the form
21445 (EQ REG CONST) can be used to simply make a substitution.
21446 (simplify_using_initial_values): Keep track of conditions we have seen
21447 and keep using them to simplify new expressions, while applying the
21448 same substitutions to them as to the expression.
21450 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21451 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21454 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21455 changed. Use this when trying to improve the upper bound.
21456 Generate the comparison by using simplify_gen_relational.
21458 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21460 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21462 (simplify_using_assignment, simplify_using_initial_values): Call
21463 replace_in_expr to make replacements. Call replace_single_def_regs
21464 once on the initial version of the expression.
21466 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21469 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21471 2009-03-31 Richard Guenther <rguenther@suse.de>
21473 PR middle-end/31029
21474 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21475 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21477 2009-03-31 Richard Guenther <rguenther@suse.de>
21479 * tree.h (div_if_zero_remainder): Declare.
21480 * fold-const.c (div_if_zero_remainder): Export.
21481 * tree-ssa-forwprop.c
21482 (forward_propagate_addr_into_variable_array_index): Handle
21483 constant array index addition outside of the variable index.
21485 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21488 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21489 define_splits, floatunssi<mode>2): Require x87 conversions from
21490 DImode to be permitted.
21492 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21494 PR preprocessor/15638
21495 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21497 2009-03-31 Richard Guenther <rguenther@suse.de>
21499 PR middle-end/23401
21500 PR middle-end/27810
21501 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21502 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21503 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21504 a separate statement.
21505 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21506 (lookup_tmp_var): Likewise.
21507 (is_gimple_formal_tmp_or_call_rhs): Remove.
21508 (is_gimple_reg_or_call_rhs): Rename to ...
21509 (is_gimple_reg_rhs_or_call): ... this.
21510 (is_gimple_mem_or_call_rhs): Rename to ...
21511 (is_gimple_mem_rhs_or_call): ... this.
21512 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21513 DECL_GIMPLE_REG_P only if is_formal is true.
21514 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21515 for non-proper post-modify expression gimplification.
21516 (gimplify_self_mod_expr): For post-modify expressions gimplify
21517 the lvalue to a minimal lvalue.
21518 (rhs_predicate_for): Remove formal temp case.
21519 (gimplify_modify_expr_rhs): Likewise.
21520 (gimplify_addr_expr): Use is_gimple_reg.
21521 (gimplify_expr): Remove formal temp cases.
21522 (gimple_regimplify_operands): Likewise.
21523 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21524 and FILTER_EXPR like constants.
21525 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21527 (is_gimple_formal_tmp_rhs): Remove.
21528 (is_gimple_reg_rhs): Remove special casing.
21529 (is_gimple_mem_rhs): Fix.
21530 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21531 (is_gimple_formal_tmp_var): Remove.
21532 (is_gimple_formal_tmp_reg): Likewise.
21533 (is_gimple_min_lval): Allow invariant component ref parts.
21534 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21535 is_gimple_formal_tmp_reg): Remove declarations.
21536 * tree-cfg.c (verify_expr): Verify that variables with address
21537 taken do not have DECL_GIMPLE_REG_P set.
21538 * tree-mudflap.c (mf_build_check_statement_for): Use
21539 force_gimple_operand instead of gimplify_expr.
21541 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21543 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21544 schedulable rows to compute_split_row.
21546 2009-03-31 Ben Elliston <bje@au.ibm.com>
21549 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21552 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21554 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21555 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21556 * configure: Regenerate.
21557 * config.in: Regenerate.
21558 * config/rs6000/rs6000.opt (mtls-markers): Add.
21559 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21560 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21561 (tls_ld_aix, tls_ld_sysv): Likewise.
21562 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21563 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21565 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21567 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21569 2009-03-30 Jan Hubicka <jh@suse.cz>
21571 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21573 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21574 detection and label handling.
21576 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21578 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21579 left_conflicts_size.
21580 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21581 ALLOCNO_LEFT_CONFLICTS_SIZE.
21583 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21584 remove_allocno_from_bucket_and_push,
21585 allocno_spill_priority_compare, push_allocnos_to_stack,
21586 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21587 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21588 (setup_allocno_left_conflicts_num): Ditto. Rename to
21589 setup_allocno_left_conflicts_size.
21590 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21591 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21592 setup_allocno_left_conflicts_size instead of
21593 setup_allocno_left_conflicts_num.
21595 * ira-build.c (ira_create_allocno): Use
21596 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21597 ALLOCNO_LEFT_CONFLICTS_NUM.
21599 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21601 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21602 instead of DF_LR_OUT.
21604 * ira-lives.c (process_bb_node_lives): Ditto.
21606 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21607 instead of DF_LR_{OUT,IN}.
21609 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21611 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21613 2009-03-30 Jan Hubicka <jh@suse.cz>
21615 * except.c (label_to_region_map): Fix thinko.
21617 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21619 PR middle-end/38237
21620 * tree.h (tree_find_value): New declaration.
21621 * tree.c (tree_find_value): New function.
21622 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21624 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21627 * c-decl.c (struct c_binding): Add locus field.
21628 (bind): Add locus argument, set locus field from it.
21629 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21630 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21631 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21632 implicitly_declare, undeclared_variable, lookup_label,
21633 declare_label, c_make_fname_decl, c_builtin_function,
21634 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21637 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21640 * config/i386/i386.c (classify_argument): Check total size of
21643 2009-03-30 Martin Jambor <mjambor@suse.cz>
21645 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21646 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21647 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21650 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21651 seen_variable_array_ref while also traversing a union.
21653 * tree-inline.c (optimize_inline_calls): Do not call
21654 cgraph_node_remove_callees.
21655 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21656 (pass_remove_cgraph_callee_edges): New variable.
21657 * passes.c (init_optimization_passes): Add
21658 pass_remove_cgraph_callee_edges after early inlining and before all
21659 late intraprocedural passes.
21661 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21663 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21665 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21666 Fix typos in names.
21668 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21670 * combine.c (simplify_comparison): Use have_insn_for.
21671 * dojump.c (do_jump): Likewise.
21673 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21675 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21676 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21677 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21678 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21679 instead of sparc_compare_emitted.
21680 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21681 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21682 instead of sparc_compare_emitted.
21684 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21686 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21687 enter/exit cfglayout mode.
21688 (pass_partition_block): Require it.
21689 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21690 (combine_instructions): Track basic blocks instead of labels.
21691 (update_cfg_for_uncondjump): New.
21692 (try_combine): Use it. Update jumps after rescanning.
21693 (pass_combine): Require PROP_cfglayout.
21694 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21696 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21698 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21699 Provide/destroy PROP_cfglayout respectively.
21700 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21701 * tree-pass.h (PROP_cfglayout): New.
21703 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21705 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21706 fold_convert_const_fixed_from_fixed,
21707 fold_convert_const_fixed_from_int,
21708 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21709 set TREE_CONSTANT_OVERFLOW.
21710 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21711 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21713 2009-03-30 Ira Rosen <irar@il.ibm.com>
21715 * tree-vect-loop-manip.c: New file.
21716 * tree-vectorizer.c: Update documentation and included files.
21717 (vect_loop_location): Make extern.
21718 (rename_use_op): Move to tree-vect-loop-manip.c
21719 (rename_variables_in_bb, rename_variables_in_loop,
21720 slpeel_update_phis_for_duplicate_loop,
21721 slpeel_update_phi_nodes_for_guard1,
21722 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21723 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21724 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21725 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21726 find_loop_location): Likewise.
21727 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21728 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21729 get_vectype_for_scalar_type, vect_is_simple_use,
21730 supportable_widening_operation, supportable_narrowing_operation):
21732 (bb_in_loop_p): Move to tree-vect-loop.c.
21733 (new_loop_vec_info, destroy_loop_vec_info,
21734 reduction_code_for_scalar_code, report_vect_op,
21735 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21736 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21737 (vect_supportable_dr_alignment): Likewise.
21738 * tree-vectorizer.h (tree-data-ref.h): Include.
21739 (vect_loop_location): Declare.
21740 Reorganize function declarations according to the new file structure.
21741 * tree-vect-loop.c: New file.
21742 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21743 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21744 * tree-vect-data-refs.c: New file.
21745 * tree-vect-patterns.c (timevar.h): Don't include.
21746 * tree-vect-stmts.c: New file.
21747 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21748 tree-vect-slp.c, tree-vect-loop.c.
21749 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21750 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21751 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21752 (tree-vect-analyze.o): Remove.
21753 (tree-vect-transform.o): Likewise.
21754 (tree-vect-data-refs.o): Add rule.
21755 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21756 tree-vect-slp.o): Likewise.
21757 (tree-vect-patterns.o): Remove redundant dependencies.
21758 (tree-vectorizer.o): Likewise.
21759 * tree-vect-slp.c: New file.
21761 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21763 * optc-gen.awk: Warn if an option flag has multiple different
21766 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21768 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21769 -floop-block): Document dependences on PPL, CLooG and Graphite.
21771 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21773 PR rtl-optimization/323
21774 * c-common.c (c_fully_fold, convert_and_check,
21775 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21776 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21777 * c-common.def (EXCESS_PRECISION_EXPR): New.
21778 * c-cppbuiltin.c (builtin_define_float_constants): Define
21779 constants with enough digits for long double.
21780 * c-lex.c (interpret_float): Interpret constant with excess
21781 precision where appropriate.
21782 * c-opts.c (c_common_post_options): Set
21783 flag_excess_precision_cmdline. Give an error for
21784 -fexcess-precision=standard for C++ for processors where the
21785 option is significant.
21786 * c-parser.c (c_parser_conditional_expression): Handle excess
21787 precision in condition.
21788 * c-typeck.c (convert_arguments): Handle arguments with excess
21790 (build_unary_op): Move excess precision outside operation.
21791 (build_conditional_expr): Likewise.
21792 (build_compound_expr): Likewise.
21793 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21794 (build_modify_expr): Handle excess precision in RHS.
21795 (convert_for_assignment): Handle excess precision in converted
21797 (digest_init, output_init_element, process_init_element): Handle
21798 excess precision in initializer.
21799 (c_finish_return): Handle excess precision in return value.
21800 (build_binary_op): Handle excess precision in operands and add
21801 excess precision as needed for operation.
21802 * common.opt (-fexcess-precision=): New option.
21803 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21804 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21805 For standard excess precision, output explicit conversion to and
21806 truncation from XFmode.
21807 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21808 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21809 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21810 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21811 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21812 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21813 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21814 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21815 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21816 define_splits, sqrt<mode>2): Disable where appropriate for
21817 standard excess precision.
21818 * convert.c (convert_to_real): Do not shorten arithmetic to type
21819 for which excess precision would be used.
21820 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21821 * doc/invoke.texi (-fexcess-precision=): Document option.
21822 (-mfpmath=): Correct index entry.
21823 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21824 flag_excess_precision): New.
21825 * langhooks.c (lhd_post_options): Set
21826 flag_excess_precision_cmdline.
21827 * opts.c (common_handle_option): Handle -fexcess-precision=.
21828 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21829 init_excess_precision): New.
21830 (lang_dependent_init_target): Call init_excess_precision.
21831 * tree.c (excess_precision_type): New.
21832 * tree.h (excess_precision_type): Declare.
21834 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21837 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21838 non-lvalue to component.
21840 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21842 PR preprocessor/34695
21843 * Makefile.in (c-opts.o): Depend on c-tree.h.
21844 * c-common.c: Move down include of diagnostic.h.
21845 (done_lexing, c_cpp_error): New.
21846 * c-common.h (done_lexing): Declare.
21847 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21849 * c-opts.c: Include c-tree.h.
21850 (c_common_init_options): Set preprocessor error callback.
21851 (c_common_handle_option): Do not set preprocessor
21852 inhibit_warnings, warnings_are_errors, warn_system_headers,
21853 pedantic_errors or inhibit_warnings flags.
21854 (c_common_post_options): Do not check cpp_errors (parse_in).
21855 (c_common_finish): Do not output dependencies if there were
21856 errors. Do not check return value of cpp_finish.
21857 * c-ppoutput.c (pp_file_change): Set input_location.
21858 * c-tree.h (c_cpp_error): Declare.
21859 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21861 (diagnostic_build_prefix): Check override_column.
21862 * diagnostic.h (diagnostic_info): Add override_column field.
21863 (diagnostic_override_column): Define.
21865 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21867 * c-common.c (c_expand_expr, c_staticp): Remove.
21868 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21869 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21870 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21871 * c-gimplify.c (gimplify_compound_literal_expr,
21872 optimize_compound_literals_in_ctor): Remove.
21873 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21874 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21875 * c-semantics.c (emit_local_var): Remove.
21877 * langhooks-def.h (lhd_expand_expr): Remove.
21878 * langhooks.c (lhd_expand_expr): Remove.
21879 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21881 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21882 handling from c-semantics.c; don't call into langhook.
21883 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21884 * gimplify.c (gimplify_compound_literal_expr,
21885 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21886 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21887 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21888 as was done in c-gimplify.c.
21889 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21890 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21891 Move from c-common.h.
21892 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21894 * tree.c (staticp): Do not call langhook.
21895 * langhooks.c (lhd_staticp): Delete.
21896 * langhooks-def.h (lhd_staticp): Delete prototype.
21897 (LANG_HOOKS_STATICP): Delete.
21898 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21900 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21901 instead of DECL_STMTs.
21903 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21911 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21913 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21914 contained expression.
21915 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21916 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21917 conditional expressions for C.
21918 (decl_constant_value_for_optimization): Move from
21919 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21920 whether optimizing and that the expression is a VAR_DECL not of
21921 array type instead of doing such checks in the caller. Do not
21922 check pedantic. Call gcc_unreachable for C++.
21923 * c-common.def (C_MAYBE_CONST_EXPR): New.
21924 * c-common.h (c_fully_fold, c_save_expr,
21925 decl_constant_value_for_optimization): New prototypes.
21926 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21927 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21928 EXPR_INT_CONST_OPERANDS): Define.
21929 * c-convert.c (convert): Strip nops from expression.
21930 * c-decl.c (groktypename): Take extra parameters expr and
21931 expr_const_operands. Update call to grokdeclarator.
21932 (start_decl): Update call to grokdeclarator. Add statement for
21933 expressions used in type of decl.
21934 (grokparm): Update call to grokdeclarator.
21935 (push_parm_decl): Update call to grokdeclarator.
21936 (build_compound_literal): Add parameter non_const and build a
21937 C_MAYBE_COSNT_EXPR if applicable.
21938 (grokdeclarator): Take extra parameters expr and
21939 expr_const_operands. Track expressions used in declaration
21940 specifiers and declarators. Fold array sizes and track whether
21941 they are constant expressions and whether they are integer
21942 constant expressions.
21943 (parser_xref_tag): Set expr and expr_const_operands fields in
21945 (grokfield): Update call to grokdeclarator.
21946 (start_function): Update call to grokdeclarator.
21947 (build_null_declspecs): Set expr and expr_const_operands fields in
21949 (declspecs_add_type): Handle expressions in typeof specifiers.
21950 * c-parser.c (c_parser_declspecs): Set expr and
21951 expr_const_operands fields for declaration specifiers.
21952 (c_parser_enum_specifier): Likewise.
21953 (c_parser_struct_or_union_specifier): Likewise.
21954 (c_parser_typeof_specifier): Likewise. Update call to
21955 groktypename. Fold expression as needed. Return expressions with
21956 type instead of adding statements.
21957 (c_parser_attributes): Update calls to c_parser_expr_list.
21958 (c_parser_statement_after_labels): Fold expression before passing
21959 to objc_build_throw_stmt.
21960 (c_parser_condition): Fold expression.
21961 (c_parser_asm_operands): Fold expression.
21962 (c_parser_conditional_expression): Use c_save_expr. Update call
21963 to build_conditional_expr.
21964 (c_parser_alignof_expression): Update call to groktypename.
21965 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21966 original_code. Fold expression argument of va_arg. Create
21967 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21968 argument to va_arg. Update calls to groktypename. Fold array
21969 index for offsetof. Verify that first argument to
21970 __builtin_choose_expr has integer type.
21971 (c_parser_postfix_expression_after_paren_type): Update calls to
21972 groktypename and build_compound_literal. Handle expressions with
21973 side effects in type name.
21974 (c_parser_postfix_expression_after_primary): Update call to
21975 c_parser_expr_list. Set original_code for calls to
21976 __builtin_constant_p.
21977 (c_parser_expr_list): Take extra parameter fold_p. Fold
21978 expressions if requested.
21979 (c_parser_objc_type_name): Update call to groktypename.
21980 (c_parser_objc_synchronized_statement): Fold expression.
21981 (c_parser_objc_receiver): Fold expression.
21982 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21983 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21984 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21985 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21986 (struct c_typespec): Add elements expr and expr_const_operands.
21987 (struct c_declspecs): Add elements expr and expr_const_operands.
21988 (groktypename, build_conditional_expr, build_compound_literal):
21990 (in_late_binary_op): Declare.
21991 * c-typeck.c (note_integer_operands): New function.
21992 (in_late_binary_op): New variable.
21993 (decl_constant_value_for_broken_optimization): Move to c-common.c
21994 and rename to decl_constant_value_for_optimization.
21995 (default_function_array_conversion): Do not strip nops.
21996 (default_conversion): Do not call
21997 decl_constant_value_for_broken_optimization.
21998 (build_array_ref): Do not fold result.
21999 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22000 result when operand is a VLA.
22001 (c_expr_sizeof_type): Update call to groktypename. Handle
22002 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22003 result when operand names a VLA type.
22004 (build_function_call): Update call to build_compound_literal.
22005 Only fold result for calls to __builtin_* functions. Strip
22006 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22007 the function designator.
22008 (convert_arguments): Fold arguments. Update call to
22009 convert_for_assignment.
22010 (build_unary_op): Handle increment and decrement of
22011 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22012 decrement earlier. Fold operand of increment and decrement.
22013 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22014 built for integer operand. Wrap returns that are INTEGER_CSTs
22015 without being integer constant expressions or that have integer
22016 constant operands without being INTEGER_CSTs.
22017 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22018 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22019 result is an integer constant expression or can be used in
22020 unevaluated parts of one and avoid folding and wrap as
22021 appropriate. Fold operands before possibly doing -Wsign-compare
22023 (build_compound_expr): Wrap result for C99 if operands can be used
22024 in integer constant expressions.
22025 (build_c_cast): Update call to digest_init. Do not ignore
22026 overflow from casting floating-point constants to integers. Wrap
22027 results that could be confused with integer constant expressions,
22028 null pointer constants or floating-point constants.
22029 (c_cast_expr): Update call to groktypename. Handle expressions
22030 included in type name.
22031 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22032 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22033 Update calls to convert_for_assignment.
22034 (convert_for_assignment): Take new parameter
22035 null_pointer_constant. Do not strip nops or call
22036 decl_constant_value_for_broken_optimization. Set
22037 in_late_binary_op for conversions to boolean.
22038 (store_init_value): Update call to digest_init.
22039 (digest_init): Take new parameter null_pointer_constant. Do not
22040 call decl_constant_value_for_broken_optimization. pedwarn for
22041 initializers not constant expressions. Update calls to
22042 convert_for_assignment.
22043 (constructor_nonconst): New.
22044 (struct constructor_stack): Add nonconst element.
22045 (really_start_incremental_init, push_init_level, pop_init_level):
22046 Handle constructor_nonconst and nonconst element.
22047 (set_init_index): Call constant_expression_warning for array
22049 (output_init_element): Fold value. Set constructor_nonconst as
22050 applicable. pedwarn for initializers not constant expressions.
22051 Update call to digest_init. Call constant_expression_warning
22052 where constant initializers are required.
22053 (process_init_element): Use c_save_expr.
22054 (c_finish_goto_ptr): Fold expression.
22055 (c_finish_return): Fold return value. Update call to
22056 convert_for_assignment.
22057 (c_start_case): Fold switch expression.
22058 (c_process_expr_stmt): Fold expression.
22059 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22060 ensure statement expression is not evaluated in constant expression.
22061 (build_binary_op): Track whether results are integer constant
22062 expressions or may occur in such, disable folding and wrap results
22063 as applicable. Fold operands for -Wsign-compare warnings unless
22065 (c_objc_common_truthvalue_conversion): Handle results folded to
22066 integer constants that are not integer constant expressions.
22067 * doc/extend.texi: Document when typeof operands are evaluated,
22068 that condition of __builtin_choose_expr is an integer constant
22069 expression, and more about use of __builtin_constant_p in
22072 2009-03-29 Richard Guenther <rguenther@suse.de>
22074 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22075 propagate addresses of array references.
22077 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22079 * regmove.c (perhaps_ends_bb_p): Remove.
22080 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22081 from INSN and check that the main loop stays within that basic block.
22082 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22083 (regmove_forward_pass): Split out from regmove_optimize. Use
22084 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22085 (regmove_backward_pass): Split out from regmove_optimize. Use
22086 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22087 (regmove_optimize): Simplify.
22089 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22092 * config/i386/i386.c (classify_argument): Ignore flexible array
22093 member in struct and warn ABI change.
22095 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22097 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22099 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22100 (ix86_adjust_cost): Updated.
22102 2009-03-29 Jan Hubicka <jh@suse.cz>
22104 PR middle-end/28850
22105 * tree-pass.h (pass_cleanup_eh): New function.
22106 (remove_unreachable_regions): Break code handling RTL
22107 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22108 that can not be reached by runtime.
22109 (can_be_reached_by_runtime): New function.
22110 (label_to_region_map): New function.
22111 (num_eh_regions): New function.
22112 (rtl_remove_unreachable_regions): New function.
22113 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22114 (remove_eh_region): New function.
22115 * except.h: Include sbitmap and vecprim.
22116 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22117 num_eh_regions): Declare.
22118 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22119 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22120 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22121 (tree_empty_eh_handler_p): New function.
22122 (cleanup_empty_eh): New function.
22123 (cleanup_eh): New function.
22124 (pass_cleanup_eh): New function.
22126 2009-03-29 Jan Hubicka <jh@suse.cz>
22128 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22129 for removed regions.
22131 2009-03-29 Jan Hubicka <jh@suse.cz>
22133 * except.c (dump_eh_tree): Dump all datastructures.
22135 2009-03-29 Jan Hubicka <jh@suse.cz>
22137 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22138 (duplicate_eh_regions_1): Likewise.
22139 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22140 vector; call EH verification.
22141 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22142 Be ready for region being removed.
22144 2009-03-29 Jan Hubicka <jh@suse.cz>
22146 * bitmap.c (bitmap_last_set_bit): New function.
22147 * bitmap.h (bitmap_last_set_bit): Declare.
22149 2009-03-29 David Ayers <ayers@fsfe.org>
22152 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22153 by calling objc_compare_types and surpress warnings about
22154 incompatible C pointers that are compatible ObjC pointers.
22156 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22158 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22159 call initialize_inline_failed.
22160 (initialize_inline_failed): Move it from here ...
22161 * cgraph.c (initialize_inline_failed): ... to here.
22162 (cgraph_create_edge): Call initialize_inline_failed rather than
22163 setting inline_failed directly.
22165 2009-03-29 Ben Elliston <bje@au.ibm.com>
22168 * sysv4.opt (msdata): Improve comment.
22169 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22170 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22172 2009-03-29 Ben Elliston <bje@au.ibm.com>
22175 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22176 load and store attributes.
22178 2009-03-29 Ben Elliston <bje@au.ibm.com>
22180 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22181 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22182 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22183 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22184 __builtin_infq and __builtin_huge_valq.
22186 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22188 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22190 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22191 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22193 2009-03-28 Xinliang David Li <davidxl@google.com>
22195 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22196 (do_dbg_cnt): New function.
22198 2009-03-28 Jan Hubicka <jh@suse.cz>
22200 Merge from pretty-ipa:
22202 2009-03-27 Jan Hubicka <jh@suse.cz>
22204 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22205 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22206 * passes.c (function_called_by_processed_nodes_p): New.
22207 * ipa-pure-const.c (check_call): Fix handling of operands.
22208 (analyze_function): Dump debug output for skipped bodies.
22209 (local_pure_const): Use function_called_by_processed_nodes_p.
22210 * dwarf2out.c (reference_to_unused): Use output.
22211 * passes.c (do_per_function_toporder): Likewise.
22213 2008-11-12 Jan Hubicka <jh@suse.cz>
22215 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22216 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22217 state_set_in_source enum
22218 (check_decl): Ignore memory tags; do not set fake looping flags;
22220 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22221 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22222 (check_call, analyze_function): Rewrite.
22224 (add_new_function): Update call of analyze_function.
22225 (generate_summary): Add call of analyze_function.
22226 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22227 (local_pure_const): New function.
22228 (pass_local_pure_const): New pass.
22229 * ipa-inline.c (inline_transform): Set after_inlining.
22230 * tree-eh.c (stmt_can_throw_external): New.
22231 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22232 work with aliasing built.
22233 * tree-flow.h (stmt_can_throw_external): New.
22234 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22235 and local pure/const pass in early and late optimization queue.
22237 2009-03-28 Martin Jambor <mjambor@suse.cz>
22239 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22241 (fold_binary): Allow function decl aligment consideration is the
22242 second argument is integer constant one.
22243 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22244 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22245 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22247 2009-03-28 Jan Hubicka <jh@suse.cz>
22249 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22250 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22251 * function.h (rtl_data): Add nothrow flag.
22252 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22253 set DECL_NOTHROW for AVAILABLE functions.
22255 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22257 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22258 following vector keyword has expansion starting with pixel or bool
22259 keyword, expand vector to __vector and pixel or bool to __pixel or
22263 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22264 warn_if_disallowed_function_p): Removed.
22265 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22266 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22267 warning_if_disallowed_function_p.
22268 * flags.h (warn_if_disallowed_function_p,
22269 warn_disallowed_functions): Removed.
22270 * common.opt (Wdisallowed-function-list=): Removed.
22271 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22273 2009-03-28 Richard Guenther <rguenther@suse.de>
22275 PR tree-optimization/38723
22276 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22279 2009-03-28 Jan Hubicka <jh@suse.cz>
22281 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22282 test introduced by my previous patch.
22284 2009-03-28 Richard Guenther <rguenther@suse.de>
22286 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22287 the PHIs value undefined.
22289 2009-03-28 Jan Hubicka <jh@suse.cz>
22291 * tree-pass.h (pass_fixup_cfg): New pass.
22292 * ipa-inline.c (inline_transform): Set
22293 always_inline_functions_inlined/after_inlining.
22294 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22295 (pass_fixup_cfg): New pass.
22296 * passes.c (init_optimization_passes): Add fixup_cfg.
22298 2009-03-28 Richard Guenther <rguenther@suse.de>
22300 PR tree-optimization/38458
22301 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22302 argument use the arguments copy-of value.
22304 2009-03-28 Richard Guenther <rguenther@suse.de>
22306 PR tree-optimization/38180
22307 * tree-ssa-ccp.c (get_default_value): Simplify.
22308 (likely_value): Likewise.
22309 (surely_varying_stmt_p): Properly handle VOP case.
22310 (ccp_initialize): Likewise.
22311 (ccp_fold): Handle propagating through *&.
22312 (fold_const_aggregate_ref): Also handle decls.
22314 2009-03-28 Jan Hubicka <jh@suse.cz>
22316 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22317 * cgraph.h (cgraph_node): Likewise.
22318 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22319 (cgraph_reset_node): Use process flag.
22320 (cgraph_mark_functions_to_output): Likewise.
22321 (cgraph_expand_function): Likewise.
22322 (cgraph_expand_all_functions): Likewise.
22323 (cgraph_output_in_order): Likewise.
22324 * dwarf2out.c (reference_to_unused): Likewise.
22325 * passes.c do_per_function_toporder): Likewise.
22327 2009-03-28 Jan Hubicka <jh@suse.cz>
22329 Bring from lto-branch:
22331 2008-09-03 Doug Kwan <dougkwan@google.com>
22333 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22334 enums instead of reason strings.
22335 * cgraph.c (cgraph_create_edge): Same.
22336 (cgraph_inline_failed_string): New function.
22337 * cgraph.h (cgraph_inline_failed_t): New enum type.
22338 (cgraph_inline_failed_string): New prototype.
22339 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22340 char pointer to cgraph_inline_failed_t.
22341 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22342 (cgraph_default_inline_p): Ditto.
22343 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22344 to cgraph_inline_failed_t pointer.
22345 * cif-code.def: New file.
22346 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22348 (cgraph_check_inline_limits): Change type of REASON to pointer to
22349 cgraph_inline_failed_t. Replace reason strings with enums.
22350 (cgraph_default_inline_p): Ditto.
22351 (cgraph_recursive_inlining_p): Ditto.
22352 (update_caller_keys): Change type of FAILED_REASON to
22353 cgraph_inline_failed_t.
22354 (cgraph_set_inline_failed): Change type of REASON to pointer to
22355 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22356 convert enums to strings for text output.
22357 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22358 to be of type cgraph_inline_failed_t. Replace reason strings with
22359 enums. Call cgraph_inline_failed_string to covert enums
22360 to strings for text output.
22361 (cgraph_decide_inlining): Replace reason strings with enums.
22362 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22363 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22365 * tree-inline.c (expand_call_inline): Change type of REASON
22366 to cgraph_inline_failed_t. Replace reason strings with enums.
22367 Call cgraph_inline_failed_string for text output.
22368 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22371 2009-03-28 Jan Hubicka <jh@suse.cz>
22373 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22374 cgraph_clone_node): Remove master clone handling.
22375 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22376 * cgraph.h (master_clone): Remove.
22377 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22378 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22379 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22381 2009-03-28 Jan Hubicka <jh@suse.cz>
22383 * cgraph.c (cgraph_function_body_availability): Functions declared
22384 inline are always safe to assume that it is not going to be replaced.
22386 2009-03-28 Richard Guenther <rguenther@suse.de>
22388 PR tree-optimization/38513
22389 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22390 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22391 EXC_PTR_EXPR and FILTER_EXPR.
22392 (get_ref_from_reference_ops): Likewise.
22394 2009-03-28 Richard Guenther <rguenther@suse.de>
22396 PR tree-optimization/38968
22397 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22398 Use FLOOR_MOD_EXPR to compute misalignment.
22400 2009-03-28 Richard Guenther <rguenther@suse.de>
22402 PR tree-optimization/37795
22403 * tree.h (combine_comparisons): Declare.
22404 * fold-const.c (combine_comparisons): Export.
22405 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22407 (ifcombine_iforif): Use combine_comparisons.
22409 2009-03-28 Jan Hubicka <jh@suse.cz>
22411 * tree-eh.c (inlinable_call_p): New function.
22412 (make_eh_edges): Use it.
22413 (verify_eh_edges): Use it.
22414 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22415 * except.c (reachable_next_level): Add inlinable_function argument
22416 (sjlj_find_directly_reachable_regions): Update.
22417 (add_reachable_handler): Do not set saw_any_handlers.
22418 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22419 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22420 Add new inlinable call parameter.
22421 (can_throw_internal, can_throw_external): Update.
22422 * except.h (can_throw_internal_1, can_throw_external_1,
22423 foreach_reachable_handler): Update declaration.
22425 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22427 * config/arm/t-arm-coff, config/h8300/coff.h,
22428 config/i386/i386-aout.h, config/i386/i386-coff.h,
22429 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22430 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22431 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22432 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22433 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22434 sys-types.h: Remove.
22435 * Makefile.in: Remove protoize and fixproto support and references
22437 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22438 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22440 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22441 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22442 unprotoize$(exeext).
22443 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22444 (.PHONY): Don't depend on proto.
22445 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22446 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22447 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22448 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22449 build/gen-protos.o, build/scan.o, xsys-protos.h,
22450 build/fix-header$(build_exeext), build/fix-header.o,
22451 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22452 stmp-install-fixproto): Remove.
22453 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22454 SYSCALLS.c or fixproto files.
22455 (install-common): Don't install protoize.
22456 (install-headers-tar, install-headers-cpio, install-headers-cp):
22457 Don't depend on $(STMP_FIXPROTO).
22458 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22459 install fixproto files or write out fixproto settings.
22460 (uninstall): Don't uninstall protoize.
22461 * config.gcc (use_fixproto): Remove.
22462 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22463 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22464 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22465 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22466 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22467 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22468 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22469 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22470 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22471 * config/t-vxworks (STMP_FIXPROTO): Remove.
22472 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22473 STMP_FIXPROTO): Remove.
22474 * config.in, configure: Regenerate.
22475 * crtstuff.c (gid_t, uid_t): Don't undefine.
22476 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22477 (arm-*-coff, arm-*-aout: Remove target entries.
22478 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22479 Remove mention of AIX 4.1.
22480 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22481 * doc/invoke.texi (Running Protoize): Remove.
22482 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22483 (Protoize Caveats): Remove.
22484 * tsystem.h: Update comments on headers assumed to exist.
22486 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22488 * genautomata.c: Add a new year to the copyright. Add a new
22490 (struct insn_reserv_decl): Add comments for member bypass_list.
22491 (find_bypass): Remove.
22492 (insert_bypass): New.
22493 (process_decls): Use insert_bypass.
22494 (output_internal_insn_latency_func): Output all bypasses with the
22495 same input insn in one switch case.
22497 * rtl.def (define_bypass): Describe bypass choice.
22498 * doc/md.texi (define_bypass): Ditto.
22500 2009-03-27 Richard Guenther <rguenther@suse.de>
22502 * gimplify.c (mark_addressable): Export.
22503 * tree-flow.h (mark_addressable): Declare.
22504 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22505 * tree-ssa.c (verify_phi_args): Verify that address taken
22506 variables have TREE_ADDRESSABLE set.
22508 2009-03-27 Richard Guenther <rguenther@suse.de>
22510 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22511 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22512 Do not mark decls TREE_ADDRESSABLE.
22513 (build_fold_addr_expr): Adjust.
22514 (fold_addr_expr): Remove.
22515 (fold_unary): Use build_fold_addr_expr.
22516 (fold_comparison): Likewise.
22517 (split_address_to_core_and_offset): Likewise.
22518 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22520 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22521 (gimplify_modify_expr_to_memcpy): Mark source and destination
22523 * omp-low.c (create_omp_child_function): Mark the object decl
22525 (lower_rec_input_clauses): Mark the var we take the address of
22527 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22529 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22531 PR middle-end/39315
22532 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22533 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22535 2009-03-27 Richard Guenther <rguenther@suse.de>
22537 PR tree-optimization/39120
22538 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22540 (handle_lhs_call): Process return constraints. Add escape
22541 constraints if necessary.
22542 (handle_const_call): Fill out return constraints. Make nested
22543 case more precise. Avoid consttmp if possible.
22544 (handle_pure_call): Fill out return constraints. Avoid
22545 callused if possible.
22546 (find_func_aliases): Simplify call handling.
22548 2009-03-27 Richard Guenther <rguenther@suse.de>
22550 PR tree-optimization/39120
22551 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22552 as a representative.
22553 (solve_graph): Do propagate CALLUSED.
22554 (handle_pure_call): Use a scalar constraint from CALLUSED for
22556 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22559 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22562 * c-common.c (handle_aligned_attribute): Properly check alignment
22563 overflow. Use (1U << i) instead of (1 << i).
22565 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22567 * expr.h (get_mem_align_offset): Updated.
22569 * tree.h (tree_decl_common): Change align to "unsigned int" and
22570 move it before pointer_alias_set.
22572 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22573 Jakub Jelinek <jakub@redhat.com>
22576 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22577 gr_register_operand with gr_reg_or_0_operand.
22578 (cmpxchg_rel_di): Likewise.
22579 (sync_lock_test_and_set<mode>): Likewise.
22581 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22583 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22584 (true_regnum): Likewise.
22586 * rtlanal.c (subreg_info): Moved to ...
22587 * rtl.h (subreg_info): Here. New.
22588 (subreg_get_info): New.
22590 * rtlanal.c (subreg_get_info): Make it extern.
22592 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22595 * config/i386/i386.c (ix86_abi): New.
22596 (override_options): Handle -mabi=.
22597 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22598 (ix86_call_abi_override): Likewise.
22599 (init_cumulative_args): Likewise.
22600 (function_arg_advance): Likewise.
22601 (function_arg_64): Likewise.
22602 (function_arg): Likewise.
22603 (ix86_pass_by_reference): Likewise.
22604 (ix86_function_value_regno_p): Likewise.
22605 (ix86_build_builtin_va_list_abi): Likewise.
22606 (setup_incoming_varargs_64): Likewise.
22607 (is_va_list_char_pointer): Likewise.
22608 (ix86_init_machine_status): Likewise.
22609 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22610 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22611 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22612 (ix86_function_abi): Make it static and return enum calling_abi.
22613 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22615 (ix86_fn_abi_va_list): Updated.
22617 * config/i386/i386.h (ix86_abi): New.
22618 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22619 (CONDITIONAL_REGISTER_USAGE): Likewise.
22620 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22621 (machine_function): Likewise.
22623 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22625 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22626 (STACK_BOUNDARY): Likewise.
22627 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22629 * config/i386/i386.opt (mabi=): New.
22631 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22632 return enum calling_abi.
22633 (ix86_function_type_abi): Likewise.
22634 (ix86_function_abi): Removed.
22636 * doc/invoke.texi: Document -mabi= option for x86.
22638 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22640 * builtins.c (real_dconstp): Delete.
22641 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22643 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22644 Jakub Jelinek <jakub@redhat.com>
22647 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22648 (gen_subprogram_die): When a function is explicit, generate the
22649 DW_AT_explicit attribute.
22650 * langhooks.h (struct lang_hooks_for_decls): Add
22651 function_decl_explicit_p langhook.
22652 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22653 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22655 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22657 * builtins.c (fold_builtin_memory_op): Optimize memmove
22658 into memcpy if we can prove source and destination don't overlap.
22660 * tree-inline.c: Include gt-tree-inline.h.
22661 (clone_fn_id_num): New variable.
22662 (clone_function_name): New function.
22663 (tree_function_versioning): Use it.
22664 * Makefile.in (GTFILES): Add tree-inline.c.
22666 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22668 * BASE-VER: Change to 4.5.0.
22670 2009-03-27 Xinliang David Li <davidxl@google.com>
22672 PR tree-optimization/39557
22673 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22675 2009-03-27 Xinliang David Li <davidxl@google.com>
22677 PR tree-optimization/39548
22678 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22681 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22683 * c-common.c (pointer_int_sum): Use %wd on return from
22686 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22688 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22689 on return from tree_low_cst.
22691 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22694 * ginclude/stdarg.h (va_copy): Define also for
22695 __GXX_EXPERIMENTAL_CXX0X__.
22697 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22700 * builtins.h (c_strlen): Do not warn here.
22701 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22702 * c-common.c (pointer_int_sum): Take an explicit location.
22703 Warn about offsets out of bounds.
22704 * c-common.h (pointer_int_sum): Adjust declaration.
22706 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22708 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22711 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22714 * opts.c (warn_if_disallowed_function_p): Don't assume
22715 get_callee_fndecl must return non-NULL.
22717 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22719 PR rtl-optimization/39522
22720 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22721 when reg_reloaded_valid is set.
22723 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22725 * config/spu/divv2df3.c: New file.
22726 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22727 (DPBIT_FUNCS): Filter out _div_df.
22729 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22731 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22732 a jump insn, count that jump in the distance to the loop start.
22734 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22737 * config/sh/sh.c (calc_live_regs): Fix condition for global
22738 registers except PIC_OFFSET_TABLE_REGNUM.
22740 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22743 * doc/invoke.texi (-mconsole): New.
22745 (-mno-cygwin): New.
22747 (-mnop-fun-dllimport): New.
22751 (sub section "i386 and x86-64 Windows Options"): New.
22753 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22755 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22756 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22758 2009-03-25 Richard Guenther <rguenther@suse.de>
22760 PR middle-end/39497
22761 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22764 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22766 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22767 neither of haifa/selective schedulers are working.
22769 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22771 * doc/invoke.texi (Debugging Options): Fix description of
22772 -fno-merge-debug-strings.
22774 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22776 * config/cris/libgcc.ver: New version-script.
22777 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22779 * configure.ac <GAS features, nop mnemonic>: Add pattern
22780 crisv32-*-* for "nop".
22781 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22782 * configure: Regenerate.
22784 2009-03-24 Ira Rosen <irar@il.ibm.com>
22786 PR tree-optimization/39529
22787 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22788 mark_sym_for_renaming for the tag copied to the new vector
22791 2009-03-24 Arthur Loiret <aloiret@debian.org>
22793 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22794 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22795 EXTRA_SPEC_FUNCTIONS.
22796 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22797 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22798 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22799 -march and -mtune options.
22801 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22803 * config/m68k/t-rtems: Add m5329 multilib.
22805 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22806 Jakub Jelinek <jakub@redhat.com>
22809 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22812 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22815 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22816 instead of c_parser_expression_conv, if original_code isn't one of the
22817 4 allowed comparison codes, fail.
22819 2009-03-23 Richard Guenther <rguenther@suse.de>
22821 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22822 * tree.h (struct tree_type): Likewise.
22823 * reload.h (struct insn_chain): Likewise.
22824 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22825 * function.h (struct function): Likewise.
22826 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22828 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22830 PR tree-optimization/39516
22831 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22833 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22835 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22836 should be set true if BITS_PER_WORD of target is bigger than 32
22838 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22840 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22841 Translate -B-options to -rpath-link. Correct existing
22842 rpath-link and conditionalize on !nostdlib.
22844 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22846 * doc/extend.texi (Function Attributes, Variable Attributes):
22848 * doc/invoke.texi (Debugging Options, Optimize Options)
22849 (i386 and x86-64 Options, MCore Options): Likewise.
22851 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22854 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22855 it for block local namespace aliases.
22856 (gen_decl_die): Pass context_die to gen_namespace_die.
22858 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22861 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22862 minimum or maximum value.
22864 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22866 * reginfo.c (globalize_reg): Recompute derived reg sets.
22868 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22871 * libgcc2.c (mprotect): Do not use signed arguments for
22872 VirtualProtect, use DWORD arguments. Also fix the 'may
22873 be used uninitialized' warning for the np variable.
22875 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22878 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22879 functions using regparm calling conventions when not optimizing.
22880 (ix86_function_sseregparm): Similarly for sseregparm calling
22883 2009-03-19 Li Feng <nemokingdom@gmail.com>
22885 PR middle-end/39500
22886 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22887 dependence if the first conflict is after niter iterations.
22889 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22891 PR middle-end/38609
22892 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22893 functions with dynamic stack-pointer adjustments.
22895 2009-03-19 Ben Elliston <bje@au.ibm.com>
22897 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22898 option; change to -msdata=data.
22900 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22902 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22905 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22908 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22910 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22912 * doc/invoke.texi (Code Gen Options): Expand discussion of
22915 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22917 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22918 * matrix-reorg.c (struct matrix_info): Likewise.
22919 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22920 * rtl.h (struct mem_attrs): Likewise.
22921 * df.h (struct df): Likewise.
22922 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22923 * ira-int.h (struct ira_allocno): Likewise.
22924 * df-scan.c (struct df_collection_rec): Likewise.
22925 * ira.c (struct equivalence): Likewise.
22926 * function.c (struct temp_slot): Likewise.
22927 * cfgloop.h (struct loop): Likewise.
22930 * function.c (use_register_for_decl): When not optimizing, disregard
22931 register keyword for variables with types containing methods.
22933 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22935 PR middle-end/39447
22936 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22937 (is_simple_operand): Call contains_component_ref_p before calling data
22938 reference analysis that would fail on COMPONENT_REFs.
22940 * tree-vrp.c (search_for_addr_array): Fix formatting.
22942 2009-03-18 Richard Guenther <rguenther@suse.de>
22944 * tree-vect-transform.c (vect_loop_versioning): Fold the
22945 generated comparisons.
22946 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22947 (slpeel_tree_peel_loop_to_edge): Likewise.
22949 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22951 PR middle-end/37805
22952 * opts.c (print_specific_help): In addition to `undocumented',
22953 accept `separate' and `joined' flags if passed alone. Describe
22954 output by the first matched one of those.
22955 (common_handle_option): Skip over empty strings.
22956 * gcc.c (display_help): Fix help string for `--help='.
22957 * doc/invoke.texi (Option Summary, Overall Options): With
22958 `--help=', classes and qualifiers can both be repeated, but
22959 only the latter can be negated. One should not pass only
22960 negated qualifiers. Fix markup and examples.
22963 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22964 PR middle-end/37805
22965 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22966 and -fhelp=separate.
22968 2009-03-17 Jing Yu <jingyu@google.com>
22970 PR middle-end/39378
22971 * function.h (struct rtl_data): Move is_thunk from here...
22972 (struct function): ...to here.
22973 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22974 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22976 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22978 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22979 (alpha_output_function_end_prologue): Likewise.
22980 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22981 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22982 (rs6000_output_function_epilogue): Likewise.
22983 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22985 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22988 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22989 from different units in a single alternative.
22990 (*truncdfsf_i387): Ditto.
22991 (*truncxfsf2_mixed): Ditto.
22992 (*truncxfdf2_mixed): Ditto.
22994 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22996 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22997 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23000 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23001 unused non-artificial variables when not optimizing.
23004 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23005 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23006 NAMESPACE_DECL in its DECL_INITIAL.
23008 PR middle-end/39443
23009 * optabs.c (set_user_assembler_libfunc): New function.
23010 * expr.h (set_user_assembler_libfunc): New prototype.
23011 * c-common.c: Include libfuncs.h.
23012 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23013 for memcmp, memset, memcpy, memmove and abort.
23014 * Makefile.in (c-common.o): Depend on libfuncs.h.
23017 * dwarf2out.c (gen_inlined_enumeration_type_die,
23018 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23019 gen_tagged_type_instantiation_die): Removed.
23020 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23023 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23026 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23028 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23029 (check-parallel-%): Ditto.
23030 (check-consistency): Ditto.
23032 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23034 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23035 local variable rhs by NULL_TREE.
23037 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23040 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23042 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23045 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23047 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23050 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23051 for ms->sysv ABI calls only in 64bit mode.
23053 * config/i386/i386.md (untyped_call): Support 32bit.
23055 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23057 * doc/extend.texi: Replace x86_65 with x86_64.
23059 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23061 PR tree-optimization/39455
23062 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23063 mismatches for POINTER_TYPE_P (type).
23064 (number_of_iterations_le): Likewise.
23066 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23068 * config/picochip/picochip.c: Removed profiling support.
23069 * config/picochip/picochip.md: Removed profiling instruction.
23070 * config/picochip/picochip.h: Removed profiling builtin.
23072 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23074 * doc/install.texi (--with-host-libstdcxx): Document.
23076 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23079 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23080 generate a warning if the function name does not begin with
23081 "__vector" and the function has either the 'signal' or 'interrupt'
23082 attribute, from here to ...
23083 (avr_declare_function_name): ...here. New function.
23084 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23085 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23087 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23090 * cse.c (fold_rtx): Don't modify original const_arg1 when
23091 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23092 separate variable instead.
23093 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23094 from out of range shift counts.
23095 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23097 2009-03-13 Catherine Moore <clm@codesourcery.com>
23099 * config/i386/x-mingw32 (host-mingw32.o): Replace
23100 diagnostic.h with $(DIAGNOSTIC_H).
23102 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23105 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23107 * config/i386/sync.md (sync_compare_and_swap<mode>,
23108 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23109 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23111 (sync_double_compare_and_swapdi_pic,
23112 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23113 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23115 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23118 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23120 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23123 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23124 (avx_addsubv4df3): Likewise.
23125 (*avx_addsubv4sf3): Likewise.
23126 (sse3_addsubv4sf3): Likewise.
23128 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23131 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23133 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23136 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23137 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23138 registers for allocnos created from user-defined variables.
23140 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23143 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23144 of non-integer mode as well.
23146 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23148 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23149 for functions for which the parameter types are unknown.
23151 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23154 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23155 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23156 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23157 * config/i386/i386.c (ix86_local_alignment): For
23158 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23159 long long variables on the stack to avoid dynamic realignment.
23160 Allow the first argument to be a decl rather than type.
23161 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23163 2009-03-11 Nick Clifton <nickc@redhat.com>
23166 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23168 Add description to mno-lsim option.
23169 * config/mcore/mcore.h: Remove comment about deprecated m4align
23171 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23172 * doc/invoke.texi: Add description of mno-lsim and
23173 mstack-increment options.
23175 * config/fr30/fr30.opt: Document the -mno-lsim option.
23176 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23177 and -mno-lsim options.
23179 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23181 * fold-const.c (fold_comparison): Only call fold_inf_compare
23182 if the mode supports infinities.
23184 2009-03-11 Jason Merrill <jason@redhat.com>
23187 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23188 end already did. Notice GIMPLE_CALL modifications of the result.
23189 Don't copy debug information from an ignored decl or a decl from
23192 2009-03-10 Richard Guenther <rguenther@suse.de>
23193 Nathan Froyd <froydnj@codesourcery.com>
23195 PR middle-end/37850
23196 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23197 (__divMODE3): Likewise.
23199 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23201 PR tree-optimization/39394
23202 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23203 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23205 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23207 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23208 inline asms for register asm ("") declarations.
23210 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23212 * fold-const.c (fold_unary): Fix comment.
23214 2009-03-07 Jan Hubicka <jh@suse.cz>
23217 * tree-inline.c (setup_one_parameter): Do replacement of const
23218 argument by constant in SSA form.
23220 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23222 PR middle-end/38028
23223 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23224 determine alignment passed to assign_stack_local.
23225 (assign_parms_unsplit_complex): Likewise.
23226 * except.c (sjlj_build_landing_pads): Likewise.
23228 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23230 PR middle-end/39360
23231 * tree-flow.h (add_referenced_var): Return bool instead of void.
23232 * tree-dfa.c (add_referenced_var): Return result of
23233 referenced_var_check_and_insert call.
23234 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23235 of referenced_var_check_and_insert.
23238 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23239 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23240 DIE, don't emit it if abstract origin already has it.
23241 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23242 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23244 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23246 * genpreds.c (needs_variable): Fix parentheses at variable name
23248 (write_tm_constrs_h): Indent generated code.
23250 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23252 * doc/extend.texi (Function Attributes): Add documentation
23253 for isr attributes.
23255 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23258 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23259 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23261 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23263 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23266 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23269 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23270 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23272 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23274 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23275 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23276 constants instead of magic numbers.
23277 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23279 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23280 (x86_64_ms_abi_int_parameter_registers): Ditto.
23281 (x86_64_int_return_registers): Ditto.
23282 (ix86_maybe_switch_abi): Ditto.
23283 (ix86_expand_call): Ditto for clobbered_registers array.
23284 (ix86_hard_regno_mode_ok): Ditto.
23285 (x86_extended_QIreg_mentioned_p): Ditto.
23287 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23289 PR tree-optimization/39349
23290 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23292 * combine.c (gen_lowpart_for_combine): Use omode when generating
23295 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23297 PR rtl-optimization/39235
23298 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23300 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23302 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23304 2009-03-04 Richard Guenther <rguenther@suse.de>
23306 PR tree-optimization/39362
23307 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23308 that occur in abnormal PHIs should be varying.
23310 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23312 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23314 (simple_iv): Take loop as an argument instead of statement.
23315 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23316 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23318 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23320 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23321 * matrix-reorg.c (analyze_transpose): Ditto.
23322 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23323 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23324 * tree-predcom.c (ref_at_iteration): Ditto.
23325 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23327 2009-03-04 Richard Guenther <rguenther@suse.de>
23329 PR tree-optimization/39358
23330 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23331 escaped_id and callused_id.
23332 (solve_graph): Likewise.
23334 2009-03-04 Richard Guenther <rguenther@suse.de>
23336 PR tree-optimization/39339
23337 * tree-sra.c (try_instantiate_multiple_fields): Make it
23338 no longer ICE on the above.
23340 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23342 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23343 that fits within Pmode.
23345 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23347 PR middle-end/10109
23348 * tm.texi (LIBCALL_VALUE): Update description.
23350 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23352 PR middle-end/34443
23353 * doc/extend.texi (section): Update description.
23355 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23357 PR middle-end/39345
23358 * tree-inline.c (remapped_type): New.
23359 (can_be_nonlocal): Call remapped_type instead of remap_type.
23361 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23364 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23365 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23367 2009-03-03 Richard Guenther <rguenther@suse.de>
23369 PR middle-end/39272
23370 * tree.c (tree_nonartificial_location): New function.
23371 * tree.h (tree_nonartificial_location): Declare.
23372 * builtins.c (expand_builtin_memory_chk): Provide location
23373 of the call location for artificial function pieces.
23374 (maybe_emit_chk_warning): Likewise.
23375 (maybe_emit_sprintf_chk_warning): Likewise.
23376 (maybe_emit_free_warning): Likewise.
23377 * expr.c (expand_expr_real_1): Likewise.
23379 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23381 PR tree-optimization/39343
23382 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23383 COMPONENT_REF t has ARRAY_TYPE.
23385 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23387 PR middle-end/39335
23388 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23389 when the type precision of the induction variable should be
23390 larger than the type precision of nit.
23391 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23392 * graphite.c (graphite_loop_normal_form): Same.
23393 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23395 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23397 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23398 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23399 numbers to describe clobbered registers.
23400 (*call_value_0_rex64_ms_sysv): Ditto.
23401 * config/i386/mmx.md (mmx_emms): Ditto.
23402 (mmx_femms): Ditto.
23404 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23406 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23409 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23411 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23412 (spu_section_type_flags): New function.
23414 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23416 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23417 reg_class_contents of FLOAT_REGS into a temporary.
23419 2009-03-02 Richard Guenther <rguenther@suse.de>
23420 Ira Rosen <irar@il.ibm.com>
23422 PR tree-optimization/39318
23423 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23424 information to the vectorized statement.
23426 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23428 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23429 variable. Use defined names instead of magic constants for REX SSE
23432 2009-03-01 Richard Guenther <rguenther@suse.de>
23434 PR tree-optimization/39331
23435 * omp-low.c (lower_send_shared_vars): Do not receive new
23436 values for the reference of DECL_BY_REFERENCE parms or results.
23438 2009-03-01 Jan Hubicka <jh@suse.cz>
23441 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23442 BLOCK_NONLOCALIZED_VAR): New macros.
23443 (tree_block): Add nonlocalized_vars.
23444 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23445 gen_decl_die): Add origin argument. Allow generation of die with
23446 origin at hand only.
23447 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23448 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23450 (gen_block_die): Fix checking for unused blocks.
23451 (process_scope_var): Break out from .... ; work with origins only.
23452 (decls_for_scope) ... here; process nonlocalized list.
23453 (dwarf2out_ignore_block): Look for nonlocalized vars.
23454 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23456 (dump_scope_block): Dump them.
23457 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23458 (remap_block): Likewise.
23459 (can_be_nonlocal): New predicate.
23460 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23462 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23464 * configure: Regenerate.
23466 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23468 * optc-gen.awk: No need to duplicate option flags twice.
23469 Reuse help texts for duplicate options which do not have any.
23471 * gcc.c (display_help): Document --version.
23473 * gcc.c (main): If print_help_list and verbose_flag, ensure
23474 driver output comes before subprocess output.
23476 * optc-gen.awk: Assign all remaining fields to help string,
23477 space-separated, for multi-line help in *.opt.
23479 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23480 -Wno-pedantic-ms-format is for MinGW targets only.
23482 * doc/options.texi (Option file format): Fix bad indentation,
23483 restoring dropped sentence.
23485 2009-02-28 Jan Hubicka <jh@suse.cz>
23487 * tree-inline.c (tree_function_versioning): Output debug info.
23489 2009-02-28 Jan Hubicka <jh@suse.cz>
23492 * tree-inline.c (setup_one_parameter): Do not copy propagate
23493 arguments when not optimizing.
23495 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23498 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23499 (avx_addsubv4df3): Likewise.
23500 (*avx_addsubv4sf3): Likewise.
23501 (sse3_addsubv4sf3): Likewise.
23502 (*avx_addsubv2df3): Likewise.
23503 (sse3_addsubv2df3): Likewise.
23504 (avx_unpckhps256): Correct item selectors.
23505 (avx_unpcklps256): Likewise.
23506 (avx_unpckhpd256): Likewise.
23507 (avx_unpcklpd256): Likewise.
23509 2009-02-28 Jan Hubicka <jh@suse.cz>
23511 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23513 (copy_arguments_for_versioning): If var is declared don't declare it.
23514 (tree_function_versioning): First setup substitutions and then copy
23517 2009-02-27 Jan Hubicka <jh@suse.cz>
23520 * cgraph.h (varpool_output_debug_info): Remove.
23521 * cgraphunit.c (varpool_output_debug_info): Remove.
23522 * dwarf2out.c (deferred_locations_struct): New struct
23523 (deferred_locations): New type.
23524 (deferred_locations_list): New static var.
23525 (deffer_location): New function.
23526 (gen_variable_die): Use it.
23527 (decls_for_scope): Output info on local static vars.
23528 (dwarf2out_finish): Process deferred locations.
23529 * varpool.c (varpool_output_debug_info): Remove.
23531 2009-02-27 Jan Hubicka <jh@suse.cz>
23534 * tree.h (TREE_PROTECTED): Fix comment.
23535 (BLOCK_HANDLER_BLOCK): Remove.
23536 (struct tree_block): Remove handler_block add body_block.
23537 (inlined_function_outer_scope_p): New.
23538 (is_body_block): Remove.
23539 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23540 * dwarf2out.c (is_inlined_entry_point): Remove.
23541 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23542 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23544 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23545 * gimplify.c (gimplify_expr): Gimplify body blocks.
23546 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23547 block with multiple subblocks.
23548 (dump_scope_block): Prettier output; dump more flags and info.
23549 (dump_scope_blocks): New.
23550 (remove_unused_locals): Use dump_scope_blocks.
23551 * tree-flow.h (dump_scope_blocks): Declare.
23552 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23553 * stmt.c (is_body_block): Remove.
23554 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23555 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23557 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23559 PR middle-end/39308
23560 * graphite.c (graphite_loop_normal_form): Do not call
23561 number_of_iterations_exit from a gcc_assert.
23563 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23565 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23566 jumps if COND is NULL.
23567 (find_cond_jump): New function.
23568 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23569 * config/s390/s390.md: Remove z10_cobra attribute value.
23571 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23573 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23574 force_const_mem returns NULL_RTX.
23576 2009-02-26 Jan Hubicka <jh@suse.cz>
23579 * cgraph.h (varpool_output_debug_info): Remove.
23580 * cgraphunit.c (varpool_output_debug_info): Remove.
23581 * dwarf2out.c (deferred_locations_struct): New struct
23582 (deferred_locations): New type.
23583 (deferred_locations_list): New static var.
23584 (deffer_location): New function.
23585 (gen_variable_die): Use it.
23586 (decls_for_scope): Output info on local static vars.
23587 (dwarf2out_finish): Process deferred locations.
23588 * varpool.c (varpool_output_debug_info): Remove.
23590 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23592 PR rtl-optimization/39241
23593 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23594 to subreg_offset_representable_p.
23596 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23598 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23599 execute function prototype. Get f and nregs from max_reg_num
23600 and get_insns. Remove the first backward pass as it's dead,
23601 guard the forward pass by flag_expensive_optimizations.
23602 (rest_of_handle_regmove): Delete.
23603 (pass_regmove): Replace it with regmove_optimize.
23605 2009-02-25 Martin Jambor <mjambor@suse.cz>
23607 PR tree-optimization/39259
23608 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23609 calls_alloca function flags.
23610 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23611 calls are detected.
23613 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23615 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23616 flags_set_1_rtx, flags_set_1_set): Delete.
23617 (regmove_optimize): Do not call mark_flags_life_zones.
23619 2009-02-24 Julian Brown <julian@codesourcery.com>
23622 * config/arm/arm.c (require_pic_register): Only set
23623 cfun->machine->pic_reg once per function.
23625 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23627 * doc/invoke.texi (Link Options): Document an easier way to pass
23628 options that take arguments to the GNU linker using -Xlinker and -Wl.
23630 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23633 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23635 2009-02-24 Richard Guenther <rguenther@suse.de>
23638 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23640 2009-02-24 Richard Guenther <rguenther@suse.de>
23641 Zdenek Dvorak <ook@ucw.cz>
23643 PR tree-optimization/39233
23644 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23645 from converting them to a generic type.
23647 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23649 PR tree-optimization/39260
23650 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23651 contains a condition with a real type.
23652 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23654 2009-02-23 Jason Merrill <jason@redhat.com>
23657 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23658 narrowing_initializer_constant_valid_p.
23659 (narrowing_initializer_constant_valid_p): Don't return
23660 null_pointer_node for adding a pointer to itself.
23662 2009-02-23 Jan Hubicka <jh@suse.cz>
23665 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23668 2009-02-23 Jan Hubicka <jh@suse.cz>
23670 PR tree-optimization/37709
23671 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23672 * tree.h (block_ultimate_origin): Declare.
23673 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23674 * tree-ssa-live.c (remove_unused_scope_block_p):
23675 Eliminate blocks containig no instructions nor live variables nor
23677 (dump_scope_block): New function.
23678 (remove_unused_locals): Enable removal of dead blocks by default;
23679 enable dumping at TDF_DETAILS.
23681 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23683 * config/i386/i386.c (classify_argument): Don't allow COImode
23685 (function_arg_advance_32): Don't allow OImode.
23686 (function_arg_32): Likewise.
23687 (function_value_32): Likewise.
23688 (return_in_memory_32): Likewise.
23689 (function_arg_64): Remove OImode comment.
23691 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23694 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23695 ix86_expand_vector_set for V4DImode in 64bit mode only.
23696 (ix86_expand_vector_init_one_var): Likewise.
23698 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23700 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23702 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23705 * loop-iv.c: Revert last change.
23706 * emit-rtl.c: Likewise.
23708 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23711 * config/i386/i386.c (type_natural_mode): Remove an extra
23712 space in the warning message.
23713 (function_value_32): Handle 32-byte vector modes.
23714 (return_in_memory_32): Likewise.
23716 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23718 * loop-iv.c (truncate_value): New function.
23719 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23721 (lowpart_subreg): Move to...
23722 * emit-rtl.c: ...here.
23724 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23726 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23727 accidental and undocumented change at revision 140860.
23729 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23731 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23732 take gimple_seq * arguments.
23733 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23734 types_compatible_p langhook.
23736 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23737 Joseph Myers <joseph@codesourcery.com>
23739 * config/arm/arm.c (arm_builtin_va_list): New function.
23740 (arm_expand_builtin_va_start): Likewise.
23741 (arm_gimplify_va_arg_expr): Likewise.
23742 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23743 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23744 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23745 (va_list_type): New variable.
23746 (arm_mangle_type): Mangle va_list_type appropriately.
23748 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23750 PR middle-end/39157
23751 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23752 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23753 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23754 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23755 parameter to 1000 for -O1 by default.
23756 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23758 * loop-invariant.c: Include params.h.
23759 (move_loop_invariants): Don't call move_single_loop_invariants on
23762 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23764 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23765 offset when calculating bounds for indexing stack_usage_map. Fixes
23766 a buffer overflow with certain target setups.
23768 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23771 * calls.c (expand_call): Clear try_tail_call if caller and callee
23772 disagree in promotion of function return value.
23774 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23777 * c-common.c (c_determine_visibility): If visibility changed and
23778 DECL_RTL has been already set, call make_decl_rtl to update symbol
23781 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23784 * varasm.c (assemble_variable): Don't check DECL_NAME when
23785 globalizing a variable.
23787 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23790 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23791 expression before any __builtin_trap call.
23792 * c-typeck.c (build_function_call): Convert and check function
23793 arguments before generating a call to a trap. Evaluate the
23794 function arguments before the trap.
23796 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23799 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23800 (UNSPEC_FXAM_MEM): New unspec.
23801 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23802 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23803 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23805 2009-02-19 Richard Guenther <rguenther@suse.de>
23807 PR tree-optimization/39207
23808 PR tree-optimization/39074
23809 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23810 storedanything_tree): New.
23811 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23812 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23813 (build_succ_graph): Add edges from STOREDANYTHING to all
23815 (init_base_vars): Initialize STOREDANYTHING.
23816 (compute_points_to_sets): Free substitution info after
23817 building the succ graph.
23818 (ipa_pta_execute): Likewise.
23820 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23822 (do_ds_constraint): Do not add to special var or non-pointer
23824 (type_could_have_pointers): Split out from ...
23825 (could_have_pointers): ... here. For arrays use the element type.
23826 (create_variable_info_for): Initialize may_have_pointers.
23827 (new_var_info): Likewise.
23828 (handle_lhs_call): Make the HEAP variable unknown-sized.
23829 (intra_create_variable_infos): Use a type with pointers for
23830 PARM_NOALIAS, make it unknown-sized.
23832 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23835 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23837 2009-02-18 Jason Merrill <jason@redhat.com>
23840 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23841 value if DECL_EXTERNAL.
23842 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23843 * target.h (gcc_target::binds_local_p): Clarify "module".
23844 * tree.h (TREE_PUBLIC): Clarify "module".
23846 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23849 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23850 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23852 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23855 * c.opt (Wabi): Support C and ObjC.
23858 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23860 * config/i386/i386.c (classify_argument): Warn once about the ABI
23861 change when passing union with long double.
23863 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23865 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23868 * c-parser.c (c_parser_compound_statement): Always enter and leave
23871 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23874 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23876 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23878 PR tree-optimization/36922
23879 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23880 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23883 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23885 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23888 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23890 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23892 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23894 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23897 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23898 Richard Sandiford <rdsandiford@googlemail.com>
23900 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23901 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23902 (loongson_biadd): ...this.
23904 2009-02-17 Richard Guenther <rguenther@suse.de>
23906 PR tree-optimization/39202
23907 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23908 a var make sure to follow existing collapses.
23910 2009-02-17 Richard Guenther <rguenther@suse.de>
23912 PR middle-end/39214
23913 * langhooks.c (lhd_print_error_function): Check for NULL block.
23915 2009-02-17 Richard Guenther <rguenther@suse.de>
23917 PR tree-optimization/39204
23918 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23921 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23923 * config/soft-fp/double.h: Update from glibc CVS.
23925 2009-02-17 Richard Guenther <rguenther@suse.de>
23927 PR tree-optimization/39207
23928 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23929 strict-aliasing warnings for pointers pointing to NULL.
23931 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23934 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23935 skipping until next close brace.
23937 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23940 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23941 to function argument boundary.
23943 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23945 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23946 in the lea_add. Reload eventually constraints it properly.
23947 * config/picochip/constraints.md: Remove the target constraint
23948 "b", since it is not needed anymore.
23950 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23952 * gthr-dce.h: Uglify function parameter and local variable names.
23953 * gthr-gnat.h: Likewise.
23954 * gthr-mipssde.h: Likewise.
23955 * gthr-nks.h: Likewise.
23956 * gthr-posix95.h: Likewise.
23957 * gthr-posix.h: Likewise.
23958 * gthr-rtems.h: Likewise.
23959 * gthr-single.h: Likewise.
23960 * gthr-solaris.h: Likewise.
23961 * gthr-tpf.h: Likewise.
23962 * gthr-vxworks.h: Likewise.
23963 * gthr-win32.h: Likewise.
23965 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23968 * config/i386/i386.md: Restrict the new peephole2 to move
23969 between MMX/SSE registers.
23971 2009-02-15 Richard Guenther <rguenther@suse.de>
23974 2009-02-13 Richard Guenther <rguenther@suse.de>
23976 * configure.ac: Enable LFS.
23977 * configure: Re-generate.
23978 * config.in: Likewise.
23980 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23982 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23983 spu_srqwbyte, spu_srqwbytebc): Define.
23984 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23985 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23986 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23987 "shrqby_<mode>"): New insn-and-split patterns.
23988 * config/spu/spu.c (expand_builtin_args): Determine and return
23989 number of operands using spu_builtin_description data.
23990 (spu_expand_builtin_1): Use it.
23992 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23995 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23998 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24001 * config/i386/i386.c (override_options): Correct warning
24002 messages for -malign-loops, -malign-jumps and -malign-functions.
24004 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24007 * config/i386/i386.md: Restrict the new peephole2 to move
24008 between the general purpose registers.
24010 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24013 * config/i386/i386.c (type_natural_mode): Add a new argument.
24014 Return the original mode and warn ABI change if vector size is 32byte.
24015 (function_arg_advance): Updated.
24016 (function_arg): Likewise.
24017 (ix86_function_value): Likewise.
24018 (ix86_return_in_memory): Likewise.
24019 (ix86_sol10_return_in_memory): Likewise.
24020 (ix86_gimplify_va_arg): Likewise.
24021 (function_arg_32): Don't warn ABX ABI change here.
24022 (function_arg_64): Likewise.
24024 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24026 * loop-iv.c (implies_p): In the final case, test that operands 0
24027 of the two comparisons match.
24029 * config/bfin/bfin.c (find_prev_insn_start): New function.
24030 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24031 (find_next_insn_start): Move.
24033 2009-02-13 Richard Guenther <rguenther@suse.de>
24035 * configure.ac: Enable LFS.
24036 * configure: Re-generate.
24037 * config.in: Likewise.
24039 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24042 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24043 sizes on syntax error after some arguments have been parsed.
24045 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24047 * doc/invoke.texi (-fira): Remove.
24049 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24051 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24052 * recog.c: Likewise.
24055 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24057 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24058 (umul_ppmm): Likewise.
24059 (count_leading_zeros): Likewise.
24060 (count_trailing_zeros): Likewise.
24061 (UMUL_TIME): Likewise.
24063 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24065 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24066 soft-fp/t-softfp to tmake_file.
24068 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24069 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24070 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24071 IA64_BUILTIN_INFQ]: New.
24072 (ia64_init_builtins): Initialize __builtin_infq,
24073 __builtin_fabsq and __builtin_copysignq if not HPUX.
24074 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24075 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24077 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24079 (__fixtfti): Likewise.
24080 (__fixunstfti): Likewise.
24081 (__floattitf): Likewise.
24083 * config/ia64/libgcc-glibc.ver: New.
24084 * config/ia64/t-fprules-softfp: Likewise.
24085 * config/ia64/sfp-machine.h: Likewise.
24087 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24088 (LIBGCC2_TF_CEXT): Likewise.
24089 (TF_SIZE): Likewise.
24090 (TARGET_INIT_LIBFUNCS): Likewise.
24092 * config/ia64/t-glibc (SHLINB_MAPFILES):
24093 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24095 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24097 * config/i386/i386.c (construct_container): Rewrite processing
24098 BLKmode with X86_64_SSE_CLASS.
24100 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24103 * config/i386/i386.md: Replace simplify_replace_rtx with
24104 replace_rtx in the new peephole2.
24106 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24108 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24109 loop unrolling do not happen at -O2.
24111 2009-02-12 Michael Matz <matz@suse.de>
24113 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24115 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24117 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24120 2009-02-12 Ben Elliston <bje@au.ibm.com>
24122 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24123 patterns when updating the back chain. Missed in the 2009-02-10
24126 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24128 * doc/extend.texi (Decimal Floating Types): Update identifier of
24129 draft TR and list of missing support.
24131 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24133 PR middle-end/39154
24134 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24135 bit to variable length decl's flags, add it also to its
24136 pointer replacement variable.
24138 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24139 Jakub Jelinek <jakub@redhat.com>
24142 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24143 (memory_blockage): New expander.
24144 (*memory_blockage): New insn pattern.
24145 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24146 instead of general blockage at the end of function prologue when
24147 frame pointer is used to access red zone area. Do not emit blockage
24148 when profiling, it is emitted in generic code.
24149 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24150 function epilogue when frame pointer is used to access red zone area.
24152 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24155 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24156 by arithmetic with memory operands.
24157 * config/i386/predicates.md (commutative_operator): New.
24159 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24161 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24164 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24166 * alias.h (record_alias_subset): Declare.
24167 * alias.c (record_alias_subset): Make global.
24169 2009-02-10 Nick Clifton <nickc@redhat.com>
24171 * tree-parloops.c: Change license to GPLv3.
24172 * ipa-struct-reorg.c: Change license to GPLv3.
24173 * ipa-struct-reorg.h: Change license to GPLv3.
24175 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24178 * c-decl.c (start_struct): Return NULL on error.
24180 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24182 PR middle-end/39124
24183 * cfgloopmanip.c (remove_path): Call remove_bbs after
24184 cancel_loop_tree, not before it.
24187 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24188 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24189 VAR_DECLs were seen.
24190 * tree-ssa-live.c (remove_unused_locals): Recompute
24191 cfun->has_local_explicit_reg_vars.
24192 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24193 copies or clearings if cfun->has_local_explicit_reg_vars.
24195 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24198 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24199 of function prologue when frame pointer is used to access
24202 2009-02-10 Richard Guenther <rguenther@suse.de>
24204 PR middle-end/39127
24205 * gimplify.c (gimple_regimplify_operands): Always look if
24206 we need to create a temporary.
24208 2009-02-10 Richard Guenther <rguenther@suse.de>
24210 PR tree-optimization/39132
24211 * tree-loop-distribution.c (todo): New global var.
24212 (generate_memset_zero): Trigger TODO_rebuild_alias.
24213 (tree_loop_distribution): Return todo.
24215 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24218 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24219 (x86_64_reg_class_name): Removed.
24220 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24221 first one isn't X86_64_SSE_CLASS or any other ones aren't
24222 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24223 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24224 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24225 and 3 X86_64_SSEUP_CLASS.
24226 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24227 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24229 2009-02-10 Ben Elliston <bje@au.ibm.com>
24231 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24232 form instruction to update the stack back chain word, even if the
24233 user has disabled the generation of update instructions.
24234 (movdi_<mode>_update_stack): New.
24235 (movsi_update_stack): Likewise.
24236 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24237 always use an update form instruction to update the stack back
24240 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24242 PR middle-end/38953
24243 * graphite.c (if_region_set_false_region): After moving a region in
24244 the false branch of a condition, remove the empty dummy basic block.
24245 (gloog): Remove wrong fix for PR38953.
24247 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24249 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24250 generation due to implicit sign extension.
24252 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24254 PR middle-end/38981
24255 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24256 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24258 2009-02-09 Richard Guenther <rguenther@suse.de>
24260 PR middle-end/35202
24261 * convert.c (convert_to_real): Disable (float)fn((double)x)
24262 to fnf(x) conversion if errno differences may occur and
24263 -fmath-errno is set.
24265 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24267 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24268 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24269 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24271 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24274 * c-common.c (handle_alias_attribute): Disallow attribute for
24275 anything not a FUNCTION_DECL or VAR_DECL.
24277 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24280 * real.c (do_compare): Special-case compare of zero against
24281 decimal float value.
24283 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24286 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24287 as indicating flexible array members unless the field itself is
24288 being declarared as the incomplete array.
24290 2009-02-06 Jan Hubicka <jh@suse.cz>
24292 PR tree-optimization/38844
24293 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24294 is already inlined.
24296 2009-02-06 Richard Guenther <rguenther@suse.de>
24298 PR middle-end/38977
24299 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24300 fork because we may expand it as __gcov_fork.
24302 2009-02-06 Nick Clifton <nickc@redhat.com>
24304 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24306 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24308 PR tree-optimization/35659
24309 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24310 vn_phi_eq): Shortcut if hashcode does not match.
24311 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24313 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24314 and avoid iterative_hash_expr.
24315 (FOR_EACH_VALUE_ID_IN_SET): New.
24316 (value_id_compare): Remove.
24317 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24318 sort expressions by value id.
24320 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24323 * config/sh/predicates.md (general_movsrc_operand): Don't check
24324 the subreg of system registers here.
24326 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24329 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24330 on the copied decl.
24332 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24334 PR rtl-optimization/39110
24335 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24336 addresses, not aligned ones.
24338 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24339 Richard Guenther <rguenther@suse.de>
24341 PR tree-optimization/39100
24342 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24343 comment says and add edges.
24345 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24348 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24349 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24351 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24353 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24354 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24355 register_bb_in_sese, new_sese, free_sese): Moved.
24356 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24357 outermost_loop_in_scop, build_scop_iteration_domain,
24358 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24359 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24360 Use loop_in_sese_p instead of loop_in_scop_p.
24361 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24362 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24363 (scopdet_basic_block_info): Fix bug in scop detection.
24364 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24365 eq_loop_to_cloog_loop): Remove.
24366 (nb_loops_around_loop_in_scop, nb_loop
24367 ref_nb_loops): Moved here...
24368 * graphite.h (ref_nb_loops): ... from here.
24369 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24370 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24371 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24372 * testsuite/gcc.dg/graphite/scop-19.c: New
24374 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24375 Hans-Peter Nilsson <hp@axis.com>
24377 PR rtl-optimization/37889
24378 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24379 Move offset handling from PLUS to before the switch. Use new
24380 arguments when considering SYMBOL_REFs too.
24381 (rtx_addr_can_trap_p): Pass dummy offset and size.
24382 (enum may_trap_p_flags): Remove.
24383 (may_trap_p_1): Pass size from MEM_SIZE.
24385 PR rtl-optimization/38921
24386 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24387 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24388 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24389 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24391 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24393 AVX Programming Reference (January, 2009)
24394 * config/i386/sse.md (*vpclmulqdq): New.
24396 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24398 PR tree-optimization/38977
24399 PR gcov-profile/38292
24400 * calls.c (special_function_p): Disregard __builtin_ prefix.
24402 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24404 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24405 non-indexable addresses even before reload.
24407 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24410 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24411 as having variable size. Do not give an error for unnamed
24412 parameters with [*] declarators. Give a warning for type names
24413 with [*] declarators and mark them as variable size.
24414 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24415 for sizeof applied to [*] type names.
24417 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24420 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24422 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24424 * gcc.c (process_command): Update copyright notice dates.
24425 * gcov.c (print_version): Likewise.
24426 * gcov-dump.c (print_version): Likewise.
24427 * mips-tfile.c (main): Likewise.
24428 * mips-tdump.c (main): Likewise.
24430 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24433 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24434 for composite type involving a zero-length array type.
24436 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24439 * function.c (match_asm_constraints_1): Skip over
24440 initial optional % in the constraint.
24442 PR inline-asm/39059
24443 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24444 supported, don't accept FIXED_CSTs.
24445 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24446 and _Sat is used without _Fract/_Accum. Set specs->type to
24447 integer_type_node for cts_fract/cts_accum if fixed point is not
24450 2009-02-02 Catherine Moore <clm@codesourcery.com>
24452 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24454 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24456 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24457 (ABI_HAS_64BIT_SYMBOLS): Use it.
24458 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24460 2009-02-02 Paul Brook <paul@codesourcery.com>
24462 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24464 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24466 PR inline-asm/39058
24467 * recog.h (asm_operand_ok): Add constraints argument.
24468 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24469 recurse on matching constraint.
24470 (check_asm_operands): Pass constraints as 3rd argument to
24471 asm_operand_ok. Don't look up matching constraint here.
24472 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24475 2009-02-02 Ben Elliston <bje@au.ibm.com>
24477 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24478 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24480 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24482 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24483 information. Remove some obsolete information. Reorganize.
24485 * config/pa/fptr.c: Revert license to GPL 2.
24486 * config/pa/milli64.S: Likewise.
24488 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24491 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24492 LIBRARY name in, instead of hard-coding it.
24493 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24494 extra target make frag to tmake_files according to EH model.
24495 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24496 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24497 frags that define makefile variable EH_MODEL appropriately.
24498 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24499 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24500 to "-sjlj" according to type of EH configured.
24501 (LIBGCC_SONAME): Concatenate it to shared library base name.
24502 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24503 to "_sjlj" according to type of EH configured.
24504 (LIBGCC_SONAME): Concatenate it to shared library base name.
24505 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24506 (SHLIB_LINK): Add missing semicolon to if-else construct.
24507 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24508 string value of "pe_dll" command-line option.
24509 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24510 (SHLIB_SONAME): Use it when overriding t-cygming default.
24511 (SHLIB_IMPLIB): Override t-cygming default.
24512 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24513 string value of "pe_dll" command-line option.
24515 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24518 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24519 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24521 2009-01-31 Richard Guenther <rguenther@suse.de>
24523 PR tree-optimization/38937
24524 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24525 computing the transitive closure.
24527 2009-01-30 Richard Guenther <rguenther@suse.de>
24529 PR tree-optimization/39041
24530 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24531 Propagate variable indices only if the types match for this stmt.
24533 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24536 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24537 inline but never defined.
24539 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24541 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24542 (*insv_h_di_reg_extimm): New insn.
24543 (*insv_l<mode>_reg_extimm): New insn.
24545 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24547 * config/picochip/picochip.c (flag_conserve_stack): set
24548 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24549 fconserve-stack. Reduce call-overhead used by inliner.
24551 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24554 * common.opt (flag_conserve_stack): Initialised to zero.
24556 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24559 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24560 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24563 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24565 * ira-color.c (allocno_reload_assign): Update comments.
24566 * regmove.c (regmove_optimize): Likewise.
24570 2009-01-29 Robert Millan <rmh@aybabtu.com>
24572 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24573 * config/i386/kopensolaris-gnu.h: New file. Undefine
24574 `MD_UNWIND_SUPPORT'.
24575 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24577 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24579 PR tree-optimization/39007
24580 * tree-loop-distribution.c (generate_builtin): Use
24581 recompute_dominator to compute the immediate dominator of the
24582 basic block just after the loop.
24584 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24586 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24587 (ASM_OUTPUT_DWARF_PCREL): Define.
24589 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24591 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24592 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24593 global. Modify entries about regmove and IRA.
24595 * ra-conflict.c: Remove the file.
24597 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24599 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24600 (pass_regclass_init): Rename to pass_reginfo_init.
24602 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24604 * toplev.h (flag_ira): Remove.
24606 * caller-save.c (setup_save_areas): Remove flag_ira.
24608 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24610 * global.c: Remove the file.
24612 * opts.c (decode_options): Remove flag_ira.
24614 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24616 * regmove.c: Modify file description.
24617 (find_use_as_address, try_auto_increment): Define them only if
24618 AUTO_INC_DEC is defined.
24619 (replacement_quality, replace_in_call_usage, fixup_match_1,
24620 stable_and_no_regs_but_for_p): Remove.
24621 (reg_set_in_bb): Make it static.
24622 (regmove_optimize): Remove flag_ira and code which worked for
24625 * local-alloc.c: Remove the file.
24627 * common.opt (fira): Remove.
24629 * ira.c: Include except.h.
24630 (eliminable_regset): Move from global.c.
24631 (mark_elimination): Ditto. Remove flag_ira.
24632 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24633 equiv_mem_modified, validate_equiv_mem_from_store,
24634 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24635 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24636 no_equiv, recorded_label_ref): Move from local-alloc.c.
24637 (update_equiv_regs): Ditto. Make it static.
24638 (print_insn_chain, print_insn_chains): Move it from global.c.
24639 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24640 (build_insn_chain): Ditto. Make it static.
24641 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24642 Rename to init_live_subregs.
24643 (gate_ira): Remove flag_ira.
24645 * regclass.c: Rename reginfo.c. Change file description.
24646 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24647 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24648 (init_reg_sets_1): Remove code for evaluation of
24649 reg_class_superclasses and losing_caller_save_reg_set.
24650 (init_regs): Remove init_reg_autoinc.
24651 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24652 ok_for_base_p_nonstrict): Remove.
24653 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24654 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24655 corresponding entries.
24656 (dump_regclass, record_operand_costs, scan_one_insn,
24657 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24658 record_address_regs, auto_inc_dec_reg_p): Remove.
24659 (gt-regclass.h): Rename to gt-reginfo.h.
24661 * rtl.h (dump_global_regs, retry_global_alloc,
24662 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24664 * Makefile.in (RA_H): Remove.
24665 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24666 Rename regclass.o to reginfo.o.
24667 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24669 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24670 (GTFILES): Rename regclass.c to reginfo.c.
24672 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24673 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24675 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24676 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24678 (finish_spills): Ditto. Remove code for !flag_ira.
24680 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24682 PR middle-end/35854
24683 * doc/invoke.texi (rtl debug options): Complete rewrite.
24684 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24686 * mode-switching.c (pass_mode_switching): Rename pass from
24687 "mode-sw" to "mode_sw".
24688 * except.c (pass_convert_to_eh_ranges): Rename pass from
24689 "eh-ranges" to "eh_ranges".
24690 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24694 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24695 Alexander Monakov <amonakov@ispras.ru>
24697 PR middle-end/38857
24698 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24700 (move_exprs_to_boundary): Change return type and pass through
24701 should_move from move_op. Relax assert. Update usage ...
24702 (schedule_expr_on_boundary): ... here. Use should_move instead of
24704 (move_op_orig_expr_found): Indicate that insn was disconnected from
24706 (code_motion_process_successors): Do not call after_merge_succs
24707 callback if original expression was not found when traversing any of
24709 (code_motion_path_driver): Change return type. Update prototype.
24710 (move_op): Update comment. Add a new parameter (should_move). Update
24711 prototype. Set *should_move based on indication provided by
24712 move_op_orig_expr_found.
24714 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24716 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24717 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24718 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24719 * config/rs6000/rs6000.c (rs6000_override_options): Default
24720 avoid-indexed-addresses on for Power6, off for everything else.
24721 (avoiding_indexed_address_p): New function.
24722 (rs6000_legitimize_address): Use it.
24723 (rs6000_legitimate_address): Likewise.
24724 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24726 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24728 PR tree-optimization/38997
24729 * tree-loop-distribution.c (generate_memset_zero): Use
24730 POINTER_PLUS_EXPR for a pointer addition.
24732 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24734 * config/s390/s390.md (bswap<mode>2): New pattern added.
24736 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24738 * config/s390/s390.md (*tls_load_31): Added type attribute.
24740 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24742 * config/s390/s390.md: Fix a few comments.
24744 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24746 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24747 (*tm<mode>_full): Fixed z10prop attribute.
24748 (*tst<mode>_extimm): Fixed z10prop attribute.
24749 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24750 (*tstqiCCT_cconly): Fixed z10prop attribute.
24751 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24752 (*movsi_larl): Fixed z10prop attribute.
24753 (*movsi_zarch): Fixed z10prop attribute.
24754 (*movsi_eas): Fixed z10prop attribute.
24755 (*movhi): Fixed z10prop attribute.
24756 (*movqi): Fixed z10prop attribute.
24757 (*movstrictqi): Fixed z10prop attribute.
24758 (*mov<mode>): Fixed z10prop attribute.
24759 (*movcc): Fixed z10prop attribute.
24760 (*sethighpartdi_64): Fixed z10prop attribute.
24761 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24762 (*negdi2_sign_cc): Fixed z10prop attribute.
24763 (*negdi2_sign): Fixed z10prop attribute.
24764 (*absdi2_sign_cc): Fixed z10prop attribute.
24765 (*absdi2_sign): Fixed z10prop attribute.
24766 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24767 (*negabsdi2_sign): Fixed z10prop attribute.
24768 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24769 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24770 (doloop_si64): Fixed z10prop attribute.
24771 (doloop_si31): Fixed z10prop attribute.
24772 (doloop_long): Fixed z10prop attribute.
24773 (indirect_jump): Fixed z10prop attribute.
24774 (nop): Fixed z10prop attribute.
24775 (main_base_64): Fixed z10prop attribute.
24776 (reload_base_64): Fixed z10prop attribute.
24778 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24780 PR rtl-optimization/38740
24781 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24783 * config/mips/mips.c (mips_reorg): Likewise.
24785 2009-01-28 Richard Guenther <rguenther@suse.de>
24787 PR tree-optimization/38926
24788 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24789 with the correct value id to a value.
24790 (do_regular_insertion): Use the value number of edoubleprime
24791 for the value number of the expr.
24794 2008-08-21 Richard Guenther <rguenther@suse.de>
24796 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24797 a PHI ask VN if it is already available.
24798 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24799 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24801 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24803 PR middle-end/38934
24804 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24805 set to varying whenever max has TREE_OVERFLOW set, similarly
24806 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24808 2009-01-28 Richard Guenther <rguenther@suse.de>
24810 PR middle-end/38908
24811 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24812 uninitialized aggregate uses in call arguments.
24814 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24816 PR tree-optimization/38984
24817 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24818 the nothing_id variable if -fno-delete-null-pointer-checks.
24820 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24823 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24824 (set_got_offset_rex64): Ditto.
24826 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24829 * doc/extend.texi: Improve local variable with asm reg.
24831 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24833 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24834 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24835 was not supplied then set warn_packed_bitfield_compat to the
24836 default value of 1.
24837 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24840 2009-01-27 Richard Guenther <rguenther@suse.de>
24842 PR tree-optimization/38503
24843 * cfgexpand.c (expand_gimple_basic_block): Ignore
24844 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24845 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24846 variables that cannot have TBAA applied.
24847 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24850 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24852 PR middle-end/38969
24853 * calls.c (initialize_argument_information): Do not wrap complex
24854 arguments in SAVE_EXPR.
24856 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24858 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24859 (INSTALL_LIBGCC): Revert typo commit.
24861 2009-01-26 Richard Guenther <rguenther@suse.de>
24863 PR tree-optimization/38745
24864 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24865 from special handling.
24867 2009-01-26 Richard Guenther <rguenther@suse.de>
24869 PR tree-optimization/38745
24870 * tree-ssa.c (execute_update_addresses_taken): Do not include
24871 variables that cannot possibly be a register in not_reg_needs.
24872 Do not clear TREE_ADDRESSABLE on vars that may not become
24874 * tree-ssa.c (update_alias_info_1): Include those in the set
24875 of addressable vars.
24877 2009-01-26 Richard Guenther <rguenther@suse.de>
24879 PR middle-end/38851
24880 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24881 * tree-ssa-dse.c: Include langhooks.h
24882 (execute_simple_dse): Remove stores with zero size.
24884 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24887 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24890 2009-01-24 Julian Brown <julian@codesourcery.com>
24892 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24893 config/arm/linux-atomic.c.
24894 * config/arm/linux-atomic.c: New.
24896 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24898 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24899 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24900 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24902 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24905 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24908 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24910 PR tree-optimization/38953
24911 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24912 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24913 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24914 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24917 2009-01-24 Paul Brook <paul@codesourcery.com>
24919 * config/arm/neon.md (neon_type): Move to arm.md.
24920 (neon_mov<VSTRUCT>): Add neon_type attribute.
24921 * config/arm/arm.md (neon_type): Move to here.
24922 (conds): Add "unconditioal" and use as default for NEON insns.
24924 2009-01-24 Ben Elliston <bje@au.ibm.com>
24926 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24927 void *' warning from -Wc++-compat.
24928 * Makefile.in (dominance.o-warn): Remove.
24930 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24932 PR tree-optimization/38932
24933 * fold-const.c (fold_unary_ignore_overflow): New.
24934 * tree.h (fold_unary_ignore_overflow): Declare.
24935 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24936 * tree-ssa-sccvn.c (visit_reference_op_load,
24937 simplify_unary_expression): Likewise.
24939 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24941 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24942 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24943 regardless of their type.
24944 * c-common.c (handle_packed_attribute): Don't ignore packed on
24946 * c.opt (Wpacked-bitfield-compat): New warning option.
24947 * stor-layout.c (place_field): Warn if offset of a field changed.
24948 * doc/extend.texi (packed): Mention the ABI change.
24949 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24950 (Warning Options): Add it to the list.
24952 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24954 * c-opts.c (c_common_post_options): Fix a typo in comments.
24956 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24958 PR middle-end/38615
24959 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24960 variables to static.
24961 * doc/invoke.texi (-fmerge-all-constants): Update description.
24963 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24966 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24967 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24969 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24971 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24973 (LOCAL_ALIGNMENT): Similarly.
24975 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24976 Joseph Myers <joseph@codesourcery.com>
24978 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24979 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24980 * config/arm/arm-tune.md: Regenerate.
24981 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24984 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24986 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24987 version number to five.
24989 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24992 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24993 * c-common.c (set_underlying_type): Likewise.
24994 (is_typedef_decl ): Likewise
24996 (set_underlying_type): Likewise.
24997 (is_typedef_type): Likewise.
24999 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25001 PR middle-end/38587
25002 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25005 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25008 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25009 (LIBGCC_SPEC): Don't define.
25010 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25012 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25014 PR rtl-optimization/38879
25015 * alias.c (base_alias_check): Unaligned access via AND address can
25016 alias all surrounding object types except those with sizes equal
25017 or wider than the size of unaligned access.
25019 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25022 * c-decl.c (clone_underlying_type): Move this ...
25023 * c-common.c (set_underlying_type): ... here.
25024 Also, make sure the function properly sets TYPE_STUB_DECL() on
25025 the newly created typedef variant type.
25026 (is_typedef_decl ): New entry point.
25027 * tree.h: Added a new member member_types_needing_access_check to
25028 struct tree_decl_non_common.
25029 (set_underlying_type): New entry point.
25030 (is_typedef_type): Likewise.
25032 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25034 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25035 Check whether two instructions have memory references that
25036 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25037 are helper functions for traversing.
25038 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25039 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25040 not to draw dependency edge for instructions with non-conflicting
25043 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25046 * longlong.h: Update copyright years. Use soft-fp license notice.
25047 Sync __clz_tab declaration with glibc.
25049 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25052 * doc/extend.texi (syscall_linkage): New.
25053 (version_id): Modify.
25055 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25056 Richard Guenther <rguenther@suse.de>
25058 PR tree-optimization/38747
25059 PR tree-optimization/38748
25060 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25061 conversion if the base address is an indirect reference and the
25062 aliasing sets could cause issues.
25064 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25066 * common.opt (fgraphite, fgraphite-identity): Add comment for
25067 explaining why these options are not documented.
25069 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25071 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25072 gimple_call_lhs is NULL.
25074 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25077 * emit-rtl.c (adjust_address_1): Make sure memref is never
25080 2009-01-20 Ben Elliston <bje@au.ibm.com>
25082 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25083 const qualifier from arg parameter. Remove unnecessary cast to char *.
25084 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25085 const qualifier from arg 2.
25087 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25089 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25091 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25094 * rtl.h (reinit_regs): New prototype.
25095 * regclass.c: Include ira.h.
25096 (reinit_regs): New.
25097 * Makefile.in (regclass.o): Add ira.h.
25098 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25100 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25103 * c-common.c (handle_aligned_attribute): Use
25104 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25105 default alignment value.
25107 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25109 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25110 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25112 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25113 __BIGGEST_ALIGNMENT__.
25115 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25117 2009-01-18 Richard Guenther <rguenther@suse.de>
25119 PR tree-optimization/38819
25120 * tree-flow.h (operation_could_trap_helper_p): Declare.
25121 * tree-eh.c (operation_could_trap_helper_p): Export.
25122 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25123 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25124 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25125 are about to insert a possibly trapping instruction and fail
25128 2009-01-18 Andreas Schwab <schwab@suse.de>
25130 * doc/install.texi (Configuration): Remove obsolete paragraph
25131 about use of --with-gnu-ld with --with-gnu-as.
25133 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25135 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25136 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25137 Follow spelling conventions.
25139 2009-01-18 Ben Elliston <bje@au.ibm.com>
25141 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25142 C++ warning about implicit conversion from void * to struct
25144 (bitmap_obstack_free): Likewise for bitmap_element *.
25145 * Makefile.in (bitmap.o-warn): Remove.
25147 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25149 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25151 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25152 Tobias Grosser <tobi.grosser@amd.com>
25154 * graphite.c (graphite_trans_scop_block): Do not block single
25157 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25159 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25160 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25161 test with assertion.
25163 2009-01-16 Richard Guenther <rguenther@suse.de>
25165 PR tree-optimization/38835
25166 PR middle-end/36227
25167 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25168 and INT + PTR -> (INT)(PTR p+ INT) folding.
25169 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25171 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25174 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25175 the subreg from a lowpart subreg if it is also casting the value.
25177 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25178 Tobias Grosser <tobi.grosser@amd.com>
25180 * graphite.c (compare_prefix_loops): New.
25181 (build_scop_canonical_schedules): Rewritten.
25182 (graphite_transform_loops): Move build_scop_canonical_schedules
25183 after build_scop_iteration_domain.
25185 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25186 Tobias Grosser <tobi.grosser@amd.com>
25188 * graphite.c (add_conditions_to_domain): Add the loops to
25189 the dimension of the iteration domain. Do copy the domain
25190 only when it exists.
25191 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25192 (add_conditions_to_constraints): New.
25193 (can_generate_code_stmt, can_generate_code): Removed.
25194 (gloog): Do not call can_generate_code.
25195 (graphite_transform_loops): Call add_conditions_to_constraints
25196 after building the iteration domain.
25198 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25200 PR tree-optimization/38789
25201 * tree-ssa-threadedge.c
25202 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25203 __builtin_constant_p.
25205 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25207 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25208 examined before deleting them.
25210 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25212 * function.c (aggregate_value_p): Correctly extract the function
25213 type from CALL_EXPR_FN lookup.
25215 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25217 * config/picochip/picochip.c (picochip_override_options): Revert
25218 CFI asm flag disable commited previously.
25220 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25221 Tobias Grosser <tobi.grosser@amd.com>
25222 Jan Sjodin <jan.sjodin@amd.com>
25224 * graphite.c (scan_tree_for_params): On substractions negate
25225 all the coefficients of the term.
25226 (clast_to_gcc_expression_red): New. Handle reduction expressions
25227 of more than two operands.
25228 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25229 (get_vdef_before_scop): Handle also the case of default definitions.
25231 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25233 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25234 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25235 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25237 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25238 Joey Ye <joey.ye@intel.com>
25240 PR middle-end/37843
25241 * cfgexpand.c (expand_stack_alignment): Don't update stack
25242 boundary nor check incoming stack boundary here.
25243 (gimple_expand_cfg): Update stack boundary and check incoming
25244 stack boundary here.
25246 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25248 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25250 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25252 PR rtl-optimization/38245
25253 * calls.c (expand_call): Add stack arguments to
25254 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25255 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25256 in regs and partially in memory or BLKmode arguments.
25257 (emit_library_call_value_1): Add stack arguments to
25258 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25259 ACCUMULATE_OUTGOING_ARGS).
25260 * dce.c: Include tm_p.h.
25261 (find_call_stack_args): New function.
25262 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25264 (mark_insn): Call find_call_stack_args for CALL_Ps.
25265 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25266 forwards. Allocate and free arg_stores bitmap if needed, pass it
25267 down to deletable_insn_p, don't mark stores set in arg_stores
25268 bitmap, clear the bitmap at the beginning of each bb.
25269 * Makefile.in (dce.o): Depend on $(TM_P_H).
25271 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25274 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25275 to make sure the insn is a conditional test (bug 22599). Reformat a
25278 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25280 PR middle-end/38431
25281 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25282 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25283 (gloog): Do not call cleanup_tree_cfg.
25284 (graphite_transform_loops): Call cleanup_tree_cfg after all
25285 scops have been code generated.
25287 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25288 * doc/gty.texi (Invoking the garbage collector): Added new node
25289 and section documenting ggc_collect.
25291 2009-01-14 Richard Guenther <rguenther@suse.de>
25293 PR tree-optimization/38826
25294 PR middle-end/38477
25295 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25296 initialization notes only if we actually emitted a warning.
25297 (intra_create_variable_infos): Add constraints for a result decl
25298 that is passed by hidden reference.
25299 (build_pred_graph): Mark all related variables non-direct on
25302 2009-01-14 Nick Clifton <nickc@redhat.com>
25304 * ira-conflicts.c: Include addresses.h for the definition of
25306 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25307 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25309 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25312 * Makefile.in (ira-lives.o): Add except.h.
25314 * ira-lives.c: Include except.h.
25315 (process_bb_node_lives): Process can_throw_internal.
25317 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25319 PR rtl-optimization/38774
25320 * combine.c (simplify_set): When undoing cc_use change, don't do
25321 PUT_CODE on the newly created comparison, but instead put back the
25324 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25326 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25327 values. Remove duplicate arm8 entry.
25329 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25331 PR tree-optimization/38786
25332 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25333 the SSA_NAME case of expand_scalar_variables_expr.
25334 Set the type of an expression to the type of its assign statement.
25335 (expand_scalar_variables_expr): Also gather the scalar computation
25336 used to index the memory access. Do not pass loop_p.
25337 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25338 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25339 the gimple_stmt_iterator where it inserts new code.
25340 Do not pass loop_p.
25341 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25342 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25344 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25346 * graphite.h (debug_value): Removed.
25347 * graphite.c (debug_value): Removed.
25349 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25351 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25352 ldrd/strd with two 32-bit instructions.
25354 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25356 * config/arm/arm.c (struct processors): Pass for speed down into
25357 cost helper functions.
25358 (const_ok_for_op): Handle COMPARE and inequality nodes.
25359 (arm_rtx_costs_1): Rewrite.
25360 (arm_size_rtx_costs): Update prototype.
25361 (arm_rtx_costs): Pass speed down to helper functions.
25362 (arm_slowmul_rtx_costs): Rework cost calculations.
25363 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25364 (arm_9e_rtx_costs): Likewise.
25366 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25368 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25369 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25370 (alpha_legitimize_address): Do not split local symbols wider than
25371 UNITS_PER_WORD into HIGH/LO_SUM parts.
25373 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25376 * gcc.c (process_command): Replace call to execvp with calls
25377 to pex_one and exit.
25379 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25382 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25383 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25384 variant for devices with 3-byte PC.
25385 (__tablejump_elpm__): New.
25387 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25390 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25391 offsetof member-designator, handle it as `[0].'.
25393 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25395 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25396 function when not using named sections on targets with named sections
25397 if branch distance is less than 262132.
25399 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25401 * combine.c (combine_instructions): Recompute
25402 optimize_this_for_speed_p for each BB in the main combine loop.
25404 2009-01-12 Tomas Bily <tbily@suse.cz>
25407 * tree-loop-distribution.c (prop_phis): New function.
25408 (generate_builtin): Call prop_phis.
25409 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25411 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25413 PR tree-optimization/38807
25414 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25415 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25417 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25419 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25420 subreg of op0 to the original op0.
25422 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25424 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25426 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25429 * mips-tfile.c (parse_def): Fix parsing of def strings
25430 starting with digits.
25432 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25435 * config/arm/arm.c (arm_is_long_call_p): Don't call
25436 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25438 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25440 * regrename.c (regrename_optimize): Fix dumping.
25441 (find_oldest_value_reg): Preserve REG_POINTER.
25442 (copy_hardreg_forward_1): Likewise.
25444 2009-01-09 Diego Novillo <dnovillo@google.com>
25446 * gimple.h (struct gimple_statement_base) <uid>: Document
25447 the restrictions on its use.
25448 (gimple_uid): Tidy.
25449 (gimple_set_uid): Tidy.
25451 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25453 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25454 zero guard even if align_bytes != 0 and count is smaller than
25457 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25459 PR rtl-optimization/38495
25460 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25461 (add_range_and_copies_from_move_list): Print all added ranges.
25462 Add ranges to memory optimized destination.
25464 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25468 * config/i386/i386.c (override_options): Reject
25469 -mstringop-strategy=rep_8byte with -m32.
25470 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25471 to 1. Do count comparison against epilogue_size_needed at compile
25472 time even when count_exp was constant forced into register. For
25473 size_needed don't jump to epilogue, instead just avoid aligning
25474 and invoke the body algorithm. If need_zero_guard, add zero guard
25475 even if count is non-zero, but smaller than size_needed + number of
25476 bytes that could be stored for alignment.
25477 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25478 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25479 but smaller than size_needed + number of bytes that could be stored
25480 for alignment. Compare size_needed with epilogue_size_needed instead
25481 of desired_align - align, don't adjust size_needed, pass
25482 epilogue_size_needed to the epilogue expanders.
25485 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25487 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25489 * pa.c (last_address): Change to unsigned.
25490 (update_total_code_bytes): Change argument to unsigned. Don't
25491 check if insn addresses are set.
25492 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25493 addresses are not set.
25494 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25496 2009-01-09 Nick Clifton <nickc@redhat.com>
25498 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25499 DECL_DECLARED_INLINE_P.
25501 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25503 PR middle-end/38347
25504 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25505 GET_MODE (op0) in operand_subword_force calls.
25507 PR middle-end/38771
25508 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25509 fold_convert arg0 operands to TREE_TYPE (op0) first.
25511 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25513 * params.def (ira-max-conflict-table-size): Decrease default value
25516 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25518 PR tree-optimization/37031
25519 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25521 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25522 allocate it using gc instead of heap, use VEC_quick_push instead of
25524 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25525 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25526 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25527 allocated vector from heap allocated.
25528 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25529 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25530 vector only after perfect_loop_nest_depth call.
25532 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25533 Jan Sjodin <jan.sjodin@amd.com>
25535 PR tree-optimization/38559
25536 * graphite.c (debug_value, copy_constraint,
25537 swap_constraint_variables, scale_constraint_variable, ): New.
25538 (get_lower_bound, get_upper_bound): Removed.
25539 (graphite_trans_bb_strip_mine): Clean up this code that works
25540 only for constant number of iterations. Fully copy upper and
25541 lower bound constraints, not only the constant part of them.
25542 * graphite.h (debug_value): Declared.
25544 2009-01-08 Ira Rosen <irar@il.ibm.com>
25546 PR tree-optimization/37194
25547 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25548 Don't add the cost of cost model guard in prologue to scalar
25549 outside cost in case of known number of iterations.
25551 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25552 Alan Modra <amodra@bigpond.net.au>
25554 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25555 non-word-aligned REG+CONST addressing.
25557 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25560 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25561 free_after_compilation when outputting a thunk.
25562 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25563 Do not call free_after_compilation here.
25565 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25567 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25568 (ix86_valid_target_attribute_inner_p): Ditto.
25570 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25572 PR tree-optimization/38492
25573 PR tree-optimization/38498
25574 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25575 * tree-chrec.h (scev_is_linear_expression): Declared.
25576 * graphite.c (graphite_cannot_represent_loop_niter): New.
25577 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25578 (graphite_loop_normal_form): Use gcc_assert.
25579 (scan_tree_for_params): Use CASE_CONVERT.
25580 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25581 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25582 Use gcc_assert. Discard scops that contain unhandled cases.
25583 (build_scop_conditions): Return a boolean status for unhandled cases.
25584 (strip_mine_profitable_p): Print the loop number, not its depth.
25585 (is_interchange_valid): Pass the depth of the loop nest, don't
25586 recompute it wrongly.
25587 (graphite_trans_bb_block): Same.
25588 (graphite_trans_bb_block): Print tentative of loop blocking.
25589 (graphite_trans_scop_block): Do not print that the loop has been
25591 (graphite_transform_loops): Do not handle scops that contain condition
25594 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25596 AVX Programming Reference (December, 2008)
25597 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25598 (_mm256_stream_pd): Likewise.
25599 (_mm256_stream_ps): Likewise.
25601 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25602 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25603 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25604 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25605 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25606 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25607 (ix86_expand_special_args_builtin): Likewise.
25609 * config/i386/sse.md (AVXMODEDI): New.
25610 (avx_movnt<mode>): Likewise.
25611 (avx_movnt<mode>): Likewise.
25612 (<sse>_movnt<mode>): Remove AVX support.
25613 (sse2_movntv2di): Likewise.
25615 2009-01-07 Richard Guenther <rguenther@suse.de>
25617 PR middle-end/38751
25618 * fold-const.c (extract_muldiv): Remove obsolete comment.
25619 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25620 to PLUS_EXPR canonicalization for the canonicalization.
25622 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25624 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25625 hosted cross-compilers generating less efficient code.
25627 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25629 * function.h (rtl_data): Add a dbr_scheduled_p field.
25630 * reorg.c (dbr_schedule): Set it.
25631 (gate_handle_delay_slots): Check it.
25632 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25633 (mips_reorg): Check flag_delayed_branch instead of
25634 mips_base_delayed_branch.
25635 (mips_override_options): Don't set mips_base_delayed_branch
25636 or flag_delayed_branch.
25638 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25640 PR rtl-optimization/38426.
25641 * ira.c (ira): Set current_function_is_leaf earlier.
25643 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25645 PR rtl-optimization/38722
25646 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25647 too early, only set a flag and modify after last possible
25650 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25653 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25654 * real.c (decimal_single_format): Correct values of emin and emax.
25655 (decimal_double_format): Ditto.
25656 (decimal_quad_format): Ditto.
25657 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25658 computation of DECnn_MIN and DECnn_MAX for corrected values of
25659 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25660 __DECnn_MIN__, and adjust its computation for the corrected value
25663 2009-01-06 Jan Hubicka <jh@suse.cz>
25666 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25668 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25670 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25671 Add Robert Clark to the list of testers.
25673 2009-01-06 Jan Hubicka <jh@suse.cz>
25674 Kai Tietz <kai.tietz@onevision.com>
25676 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25677 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25679 2009-01-06 Jan Hubicka <jh@suse.cz>
25680 Kai Tietz <kai.tietz@onevision.com>
25682 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25684 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25685 (ix86_nsaved_regs): Count only general purpose regs.
25686 (ix86_nsaved_sseregs): New.
25687 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25688 to 16 for w64; compute padding and size of sse reg save area.
25689 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25690 general purpose regs.
25691 (ix86_emit_save_sse_regs_using_mov): New.
25692 (ix86_expand_prologue): Save SSE regs if needed.
25693 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25694 (ix86_emit_restore_sse_regs_using_mov): New.
25695 (ix86_expand_epilogue): Save SSE regs if needed.
25697 2009-01-06 Jan Hubicka <jh@suse.cz>
25698 Kai Tietz <kai.tietz@onevision.com>
25700 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25701 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25702 functions when accumulate outgoing args is off.
25704 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25707 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25708 before using pseudos_have_intersected_live_ranges_p.
25710 * ira-int.h (ira_assert): Always define.
25712 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25714 AVX Programming Reference (December, 2008)
25715 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25716 (_mm256_permute2_pd): Likewise.
25717 (_mm_permute2_ps): Likewise.
25718 (_mm256_permute2_ps): Likewise.
25719 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25720 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25722 * config/i386/i386.c (ix86_builtins): Remove
25723 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25724 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25725 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25726 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25727 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25728 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25729 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25730 __builtin_ia32_vpermil2ps256.
25731 (ix86_init_mmx_sse_builtins): Updated.
25732 (ix86_expand_args_builtin): Likewise.
25734 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25736 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25737 long absolute calls when generating PA 2.0 code.
25739 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25741 PR rtl-optimization/38583
25742 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25744 * params.def (ira-max-conflict-table-size): New.
25746 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25748 * ira.h (ira_conflicts_p): New external definition.
25750 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25751 table. Report this. Return result of building.
25752 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25753 building conflict table.
25755 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25756 (ira_color): Use ira_conflicts_p.
25758 * global.c: Include ira.h.
25759 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25762 * Makefile.in (global.o): Add ira.h.
25764 * ira-build.c (mark_all_loops_for_removal,
25765 propagate_some_info_from_allocno): New.
25766 (remove_unnecessary_allocnos): Call
25767 propagate_some_info_from_allocno.
25768 (remove_low_level_allocnos): New.
25769 (remove_unnecessary_regions): Add parameter. Call
25770 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25771 parameter to remove_unnecessary_regions.
25772 (ira_build): Remove all regions but root if the conflict table was
25773 not built. Update conflict hard regs for allocnos crossing calls.
25775 * ira.c (ira_conflicts_p): New global.
25776 (ira): Define and use ira_conflicts_p.
25778 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25779 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25780 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25782 2009-01-06 Ben Elliston <bje@au.ibm.com>
25784 * gengtype-lex.l (YY_NO_INPUT): Define.
25786 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25789 * c-common.c (handle_vector_size_attribute): Also reject
25790 BOOLEAN_TYPE types.
25792 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25794 PR tree-optimization/38492
25795 * graphite.c (rename_map_elt, debug_rename_elt,
25796 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25797 rename_map_elt_info, eq_rename_map_elts,
25798 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25799 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25800 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25801 (sese_build_livein_liveouts): New.
25802 (new_sese, free_sese): New.
25803 (new_scop): Call new_sese.
25804 (free_scop): Call free_sese.
25805 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25806 (register_old_new_names): Renamed register_old_and_new_names.
25807 (register_scop_liveout_renames, add_loop_exit_phis,
25808 insert_loop_close_phis, struct igp,
25809 default_liveout_before_guard, add_guard_exit_phis,
25810 insert_guard_phis, copy_renames): New.
25811 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25812 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25813 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25814 (scop_adjust_phis_for_liveouts): New.
25815 (gloog): Call scop_adjust_phis_for_liveouts.
25817 * graphite.h (struct sese): Documented. Added fields liveout,
25818 num_ver and livein.
25819 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25820 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25821 (struct scop): Added field liveout_renames.
25822 (SCOP_LIVEOUT_RENAMES): New.
25824 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25826 PR tree-optimization/38510
25827 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25828 (translate_clast): Call recompute_all_dominators before
25830 (gloog): Call recompute_all_dominators before graphite_verify.
25832 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25833 Jan Sjodin <jan.sjodin@amd.com>
25835 PR tree-optimization/38500
25836 * graphite.c (create_sese_edges): Call fix_loop_structure after
25839 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25841 * config.gcc: Add m32r*-*-rtems*.
25842 * config/m32r/rtems.h: New file.
25844 2009-01-05 Ben Elliston <bje@au.ibm.com>
25846 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25847 (.po.pox): Likewise.
25848 (po/gcc.pot): Likewise.
25850 2009-01-04 David S. Miller <davem@davemloft.net>
25852 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25853 (STARTING_FRAME_OFFSET): Always set to zero.
25855 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25857 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25858 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25859 fixed-point types, and vectors of the same.
25861 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25863 * config/mips/sync.md (*mb_barrier): Rename to...
25864 (*memory_barrier): ...this.
25866 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25868 * doc/extend.texi (Function Attributes): Move @cindex after @item
25869 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25870 and put in alphabetical order. Fix 'target' name and put in order.
25871 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25874 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25876 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25877 (memory_barrier): Expand as unspec instead of unspec_volatile.
25878 Remove mem:BLK from insn operands. Use Pmode scratch register.
25879 (*memory_barrier): Define as unspec instead of unspec_volatile.
25880 Use (match_dup 0) as input operand.
25882 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25883 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25884 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25885 scratch register. Remove operand 1.
25886 (*stbar): Define as unspec instead of unspec_volatile.
25887 Use (match_dup 0) as input operand, remove (const_int 8).
25888 (*membar): Define as unspec instead of unspec_volatile.
25889 Use (match_dup 0) as input operand, remove input operand 2.
25891 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25892 (memory_barrier): Expand as unspec instead of unspec_volatile.
25893 Remove mem:BLK from insn operands. Use Pmode scratch register.
25894 (*memory_barrier): Define as unspec instead of unspec_volatile.
25895 Use (match_dup 0) as input operand.
25897 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25898 Remove mem:BLK from insn operands. Use Pmode scratch register.
25899 Set volatile flag on operand 0.
25900 (*memory_barrier): New insn pattern.
25902 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25904 (*memory_barrier): Use (match_dup 0) as input operand.
25906 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25907 Remove mem:BLK from insn operands. Use Pmode scratch register.
25908 Set volatile flag on operand 0.
25909 (*mb_internal): New insn pattern.
25911 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25913 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25915 PR middle-end/38586
25916 * function.c (struct temp_slot): Move to the section of the file
25917 that deals with temp slots. Remove field 'address'.
25918 (temp_slot_address_table): New hash table of address -> temp slot.
25919 (struct temp_slot_address_entry): New struct, items for the table.
25920 (temp_slot_address_compute_hash, temp_slot_address_hash,
25921 temp_slot_address_eq, insert_temp_slot_address): Support functions
25923 (find_temp_slot_from_address): Rewrite to use the new hash table.
25924 (remove_unused_temp_slot_addresses): Remove addresses of temp
25925 slots that have been made available.
25926 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25927 worker function for remove_unused_temp_slot_addresses.
25928 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25929 Add the temp slot address to the address -> temp slot map.
25930 (update_temp_slot_address): Update via insert_temp_slot_address.
25931 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25932 (pop_temp_slots): Likewise.
25933 (init_temp_slots): Allocate the address -> temp slot map, or empty
25934 the map if it is already allocated.
25935 (prepare_function_start): Initialize temp slot processing.
25937 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25939 PR middle-end/38584
25940 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25941 Calculate the size of all stack vars assuming no packing of stack
25942 vars will happen, replacing a quadratic algorithm with a linear one.
25944 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25947 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25950 2009-01-03 Diego Novillo <dnovillo@google.com>
25952 * doc/contrib.texi: Update contributions.
25954 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25957 * builtins.c (fold_builtin_memory_op): Give up if either operand
25958 is volatile. Set srctype or desttype to non-qualified version
25962 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25963 and FUNCTION_DECLs.
25965 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25967 PR rtl-optimization/35805
25968 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25969 problem if fast dce is able to remove any instructions.
25970 * dce.c (dce_process_block): Fix dump message.
25972 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25975 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25977 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25979 PR middle-end/38690
25980 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25981 * tree-pretty-print.c (op_code_prio): New function.
25982 (op_prio): No longer static. Use op_code_prio.
25983 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25984 Use op_prio and op_code_prio to determine if () should be
25985 printed around operand(s) or not.
25987 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25988 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25989 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25990 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25991 pp_character instead of pp_string for single letter printing.
25993 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25995 * doc/extend.texi: Fix '#pragma GCC option' typo.
25997 2009-01-02 Richard Guenther <rguenther@suse.de>
25999 * doc/install.texi (--enable-checking): Mention different
26000 default for stage1.
26001 (--enable-stage1-checking): Document.
26003 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26005 PR middle-end/30142
26006 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26007 case to be an error.
26009 2009-01-02 Ben Elliston <bje@au.ibm.com>
26011 * config/fp-bit.h (pack_d): Constify argument.
26012 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26013 (isnan): Constify argument.
26015 (iszero): Likewise.
26016 (pack_d): Likewise.
26017 (_fpadd_parts): Constify return type.
26018 (_fpmul_parts): Likewise.
26019 (_fpdiv_parts): Likewise.
26021 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26024 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26025 warn about overwriting initializer with side-effects or
26026 -Woverride-init if !IMPLICIT.
26027 (output_init_element): Likewise. Pass IMPLICIT down to
26029 (process_init_element): Add IMPLICIT argument. Pass it down
26030 to output_init_element.
26031 (push_init_element, pop_init_level, set_designator): Adjust
26032 process_init_element callers.
26033 (set_nonincremental_init, set_nonincremental_init_from_string):
26034 Adjust add_pending_init callers.
26035 (output_pending_init_elements): Adjust output_init_element callers.
26036 * c-tree.h (process_init_element): Adjust prototype.
26037 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26038 process_init_element callers.
26041 Copyright (C) 2009 Free Software Foundation, Inc.
26043 Copying and distribution of this file, with or without modification,
26044 are permitted in any medium without royalty provided the copyright
26045 notice and this notice are preserved.