1 2009-09-22 Richard Guenther <rguenther@suse.de>
4 * tree-dfa.c (get_ref_base_and_extent): Handle trailing
5 arrays really properly.
7 2009-09-22 Richard Henderson <rth@redhat.com>
10 * target.h (struct gcc_target): Add asm_out.trampoline_template,
11 calls.static_chain, calls.trampoline_init,
12 calls.trampoline_adjust_address.
13 * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
14 (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
15 (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
16 * builtins.c (expand_builtin_setjmp_receiver): Use
17 targetm.calls.static_chain; only clobber registers.
18 (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
19 set up memory attributes properly for the trampoline block.
20 (expand_builtin_adjust_trampoline): Use
21 targetm.calls.trampoline_adjust_address.
22 * calls.c (prepare_call_address): Add fndecl argument. Use
23 targetm.calls.static_chain.
24 * df-scan.c (df_need_static_chain_reg): Remove.
25 (df_get_entry_block_def_set): Use targetm.calls.static_chain;
26 consolodate static chain handling.
27 * doc/tm.texi: Document new hooks.
28 * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
29 (init_emit_regs): Don't initialize them.
30 * expr.h (prepare_call_address): Update decl.
31 * final.c (profile_function): Use targetm.calls.static_chain.
32 * function.c (expand_function_start): Likewise.
33 * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
34 * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
35 only clobber registers.
36 * targhooks.c (default_static_chain): New.
37 (default_asm_trampoline_template, default_trampoline_init): New.
38 (default_trampoline_adjust_address): New.
39 * targhooks.h: Declare them.
40 * varasm.c (assemble_trampoline_template): Use
41 targetm.asm_out.trampoline_template. Make the memory block const
44 * config/alpha/alpha.c (alpha_trampoline_init): Rename from
45 alpha_initialize_trampoline. Make static. Merge VMS parameter
46 differences into the TARGET_ABI_OPEN_VMS code block.
47 (TARGET_TRAMPOLINE_INIT): New.
48 * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
49 (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
50 * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
51 (INITIALIZE_TRAMPOLINE): Remove.
53 * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
54 (TRAMPOLINE_TEMPLATE): Merge with ...
55 (INITIALIZE_TRAMPOLINE): ... this and move ...
56 * config/arc/arc.c (arc_trampoline_init): ... here.
57 (TARGET_TRAMPOLINE_INIT): New.
59 * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
60 (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
61 (arm_asm_trampoline_template): New.
62 (arm_trampoline_init, arm_trampoline_adjust_address): New.
63 * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
64 THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
65 code to arm_asm_trampoline_template.
66 (TRAMPOLINE_ADJUST_ADDRESS): Move code to
67 arm_trampoline_adjust_address.
68 (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
69 adjust for target hook parameters.
71 * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
73 * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
74 * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
75 (bfin_trampoline_init): Rename from initialize_trampoline;
76 make static; update for target hook parameters.
77 (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
78 * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
79 bfin_asm_trampoline_template.
80 (INITIALIZE_TRAMPOLINE): Remove.
82 * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
83 TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
84 cris_trampoline_init): New.
85 * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
86 cris_asm_trampoline_template.
87 (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
88 adjust for target hook parameters.
90 * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
92 2009-09-22 Jakub Jelinek <jakub@redhat.com>
94 * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
95 for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
97 * reload1.c (reload): Call wrap_constant when substituting
98 reg for equiv inside of DEBUG_INSNs.
101 * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
102 add_call_src_coords_attributes, add_high_low_attributes,
103 gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
104 gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
105 dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
106 when -gdwarf-2 -gstrict-dwarf.
107 (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
108 -gdwarf-[23] -gstrict-dwarf.
109 (address_of_int_loc_descriptor, loc_descriptor,
110 loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
111 DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
112 * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
114 2009-09-22 Richard Guenther <rguenther@suse.de>
116 PR tree-optimization/41428
117 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
118 (ccp_finalize): Pass it to substitute_and_fold.
120 2009-09-22 Richard Guenther <rguenther@suse.de>
122 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
123 (substitute_and_fold): Adjust prototype.
124 * tree-vrp.c (vrp_evaluate_conditional): Make static.
125 (simplify_stmt_using_ranges): Likewise.
126 (fold_predicate_in): Move here from tree-ssa-propagate.c.
127 (vrp_fold_stmt): New function.
128 (vrp_finalize): Pass it to substitute_and_fold.
129 * tree-flow.h (vrp_evaluate_conditional): Remove.
130 (simplify_stmt_using_ranges): Likewise.
131 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
132 * tree-ssa-copy.c (fini_copy_prop): Likewise.
133 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
135 (fold_predicate_in): Move to tree-vrp.c.
136 (substitute_and_fold): Use the callback instead of calling into
137 tree-vrp.c functions directly.
139 2009-09-22 Jakub Jelinek <jakub@redhat.com>
141 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
142 comparison warning on rs6000.
145 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
146 GIMPLE_EH_MUST_NOT_THROW cleanup.
147 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
149 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
152 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
153 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
154 LIB_SPEC for darwin10 and later since it always uses the unwinder in
155 libSystem which is derived from the gcc 4.2.1 unwinder.
157 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
160 * varasm.c (default_encode_section_info): Copy TLS model into
161 sym_ref flags regardless of backend support for TLS, for all
162 model types except TLS_MODEL_EMULATED.
164 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
167 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
168 we can handle it correctly.
170 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
172 * doc/install.texi (os2): Remove section.
174 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
176 * doc/standards.texi (Objective-C): Adjust two URLs.
178 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
180 * tree-tailcall.c (process_assignment): Don't check if a multiplication
181 or an addition are already present.
182 (find_tail_calls): Combine multiple additions and multiplications.
183 (adjust_accumulator_values): Emit accumulators.
185 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
187 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
188 xmm register restore.
190 2009-09-21 Jan Hubicka <jh@suse.cz>
192 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
193 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
196 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
198 * stor-layout.c (layout_type): Remove obsolete code.
200 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
203 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
205 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
208 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
209 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
210 (fold_builtin_2, do_mpc_arg1): Update accordingly.
211 * fold-const.c (const_binop): Likewise.
212 * real.h (do_mpc_arg2): Update prototype.
214 2009-09-20 Jan Hubicka <jh@suse.cz>
216 * dwarf2out.c (add_const_value_attribute): Return true if successful.
217 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
218 (tree_add_const_value_attribute): Return true if successful.
219 (tree_add_const_value_attribute_for_decl): Likewise.
221 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
222 (loc_descriptor): ... here;
223 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
224 (cst_pool_loc_descr): Break out from ...; do not reffer constant
225 pool items that was not marked for output.
226 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
227 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
228 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
229 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
230 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
231 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
232 DW_OP_stack_value to get address of items that are not available
234 (dw_loc_list): Handle single element lists correctly.
236 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
237 Pascal Obry <obry@adacore.com>
239 * unwind-dw2-fde.c (classify_object_over_fdes):
240 Cast the constant 1 to _Unwind_Ptr.
241 (add_fdes): Likewise.
242 (linear_search_fdes): Likewise.
244 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
246 * stor-layout.c (set_sizetype): Avoid useless type copy.
248 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
250 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
252 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
253 * configure, config.in: Regenerate.
254 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
256 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
257 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
258 for global data if the output could be used in a shared library.
259 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
260 to 0 if TARGET_WRITABLE_EH_FRAME.
262 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
264 PR rtl-optimization/39886
265 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
266 just when insn is equal to BB_END (bb).
268 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
270 * config/mips/mips.opt (mrelax-pic-calls): New option.
271 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
273 (mips_unspec_call): Change "unspec_call" expander into this.
274 (mips_strip_unspec_call): New function.
275 (mips_got_load): Call mips_unspec_call instead of
276 gen_unspec_call<mode>.
277 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
279 (mips_cfg_in_reorg): New function.
280 (mips16_lay_out_constants): Use it to decide whether to call
281 CFG-aware insn splitting.
282 (r10k_insert_cache_barriers): Move CFG set-up code from here to
283 mips_reorg. Move DF set-up code from here ...
284 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
286 (mips_reorg): Call mips_df_reorg instead of
287 r10k_insert_cache_barriers. Move CFG set-up code here from
288 r10k_insert_cache_barriers.
289 (mips_call_expr_from_insn): New function.
290 (mips_pic_call_symbol_from_set): Likewise.
291 (mips_find_pic_call_symbol): Likewise.
292 (mips_annotate_pic_call_expr): Likewise.
293 (mips_get_pic_call_symbol): Likewise.
294 (mips_annotate_pic_calls): Likewise.
295 (mips_override_options): Disable -mrelax-pic-calls unless PIC
297 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
298 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
299 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
301 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
302 (unspec_call<mode>): Remove it.
303 (sibcall_internal, sibcall_value_internal,
304 sibcall_value_multiple_internal, call_internal, call_split,
305 call_value_internal, call_value_split,
306 call_value_multiple_internal, call_value_multiple_split): Pass
307 SIZE_OPNO to MIPS_CALL.
308 (call_internal_direct, call_direct_split,
309 call_value_internal_direct, call_value_direct_split): Pass -1 as
310 SIZE_OPNO to MIPS_CALL.
311 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
312 * configure: Regenerate.
313 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
314 and -mno-relax-pic-calls.
315 (MIPS Options): Document -mrelax-pic-calls
316 and -mno-relax-pic-calls.
318 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
321 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
322 in the directory this rule is called from, rather than the
323 toplevel 'gcc' directory, to fix in-tree build.
325 2009-09-19 Chris Demetriou <cgd@google.com>
327 PR preprocessor/28435:
328 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
329 to cpplib that the preprocessor output is needed.
331 2009-09-19 Jakub Jelinek <jakub@redhat.com>
333 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
334 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
335 *return_and_restore_fpregs_<mode>,
336 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
339 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
340 instead of assuming it has always a REG inside of it.
342 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
344 * config/freebsd.h: Update comment on types.
347 2009-09-18 Jason Merrill <jason@redhat.com>
349 * c.opt: Add -fno-deduce-init-list.
351 2009-09-18 Neil Vachharajani <nvachhar@google.com>
353 * value-prof.c (interesting_stringop_to_profile_p): Added output
354 argument to indicate which parameter is the size parameter.
355 * value-prof.c (gimple_stringop_fixed_value): Use
356 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
357 * value-prof.c (gimple_stringops_transform): Update call sites to
358 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
359 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
361 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
364 From David Binderman <dcb314@hotmail.com>:
365 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
366 local variable f. Remove stale comments.
367 (ix86_compute_frame_layout): Remove useless local variable total_size.
369 (legitimate_address_p): Remove useless local variables
370 reason_rtx and reason.
371 (ix86_split_copysign_const): Remove useless local variable op1.
372 (scale_counter): Remove useless local variable piece_size_mask.
374 2009-09-18 Jakub Jelinek <jakub@redhat.com>
376 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
379 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
382 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
384 2009-09-17 Jakub Jelinek <jakub@redhat.com>
386 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
389 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
391 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
392 DW_OP_implicit_value even without dwarf_version 4.
394 2009-09-17 Jan Hubicka <jh@suse.cz>
396 * dwarf2out.c: Include tree-pass.h and gimple.h.
397 (loc_list_plus_const): New function.
398 (loc_descriptor_from_tree_1): Rename to ...
399 (loc_descriptor_from_tree): ... remove original.
400 (loc_list_from_tree): New function.
401 (add_AT_location_description): Accept location list.
402 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
403 (concatn_mem_loc_descriptor): Remove.
404 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
406 (secname_for_decl): Move up.
407 (hidden_reference_p): New function; break out from ...
408 (loc_by_refernece): ... here; move up.
409 (dw_loc_list): New function.
410 (single_element_loc_list): New function.
411 (single_element_loc_list_p): New function.
412 (add_loc_descr_to_each): New function.
413 (add_loc_list): New function.
414 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
415 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
416 add diagnostics why expansion failed.
417 (add_location_or_const_value_attribute): Support location lists.
418 (add_bound_info): Likewise.
419 (descr_info_loc): Update call of loc_descriptor_from_tree.
420 (gen_variable_die): Work on location lists.
421 * final.c (pass_final): Add dump file.
422 * Makefile.in (dwarf2out.o): Add new dependencies.
424 2009-09-17 Janis Johnson <janis187@us.ibm.com>
427 * real.c decimal_from_integer, decimal_integer_string): New.
428 (real_from_integer): Use them as special case for decimal float.
429 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
430 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
431 Do not append zero after the decimal point in string to convert.
433 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
435 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
436 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
438 2009-09-17 Martin Jambor <mjambor@suse.cz>
440 * common.opt (fipa-sra): New switch.
441 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
442 * timevar.def (TV_IPA_SRA): New timevar.
443 * params.def (ipa-sra-ptr-growth-factor): New parameter.
444 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
445 * tree-sra.c: Include cgraph.c.
446 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
447 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
448 and grp_not_necessarilly_dereferenced.
449 (func_param_count): New variable.
450 (encountered_apply_args): New variable.
451 (bb_dereferences): New variable.
452 (final_bbs): New variable.
453 (no_accesses_representant): New variable.
454 (no_accesses_p): New function.
455 (dump_access): Dump the new fields.
456 (sra_initialize): Set encountered_apply_args to false.
457 (get_ssa_base_param): New function.
458 (mark_parm_dereference): New function.
459 (create_access): Caring for INIDRECT_REFs and different handling of
460 varialble length accesses in early IPA SRA. Store the stmt - a new
461 parameter - to the new access.
462 (build_access_from_expr_1): New parameter stmt, passed to
463 create_access. Handle INDIRECT_REFs.
464 (build_access_from_expr): Pass the current statement to
465 build_access_from_expr_1.
466 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
468 (build_accesses_from_assign): Pass the current statement to
469 build_access_from_expr_1. Do not create assign links in IPA-SRA.
470 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
471 final_bbs when necessary. Check for calls to __builtin_apply_args.
472 Fixup EH info if anythng was changed.
473 (is_unused_scalar_param): New function.
474 (ptr_parm_has_direct_uses): New function.
475 (find_param_candidates): New function.
476 (mark_maybe_modified): New function.
477 (analyze_modified_params): New function.
478 (propagate_dereference_distances): New function.
479 (dump_dereferences_table): New function.
480 (analyze_caller_dereference_legality): New function.
481 (unmodified_by_ref_scalar_representative): New function.
482 (splice_param_accesses): New function.
483 (decide_one_param_reduction): New function.
484 (enum ipa_splicing_result): New type.
485 (splice_all_param_accesses): New function.
486 (get_param_index): New function.
487 (turn_representatives_into_adjustments): New function.
488 (analyze_all_param_acesses): New function.
489 (get_replaced_param_substitute): New function.
490 (get_adjustment_for_base): New function.
491 (replace_removed_params_ssa_names): New function.
492 (sra_ipa_reset_debug_stmts): New function.
493 (sra_ipa_modify_expr): New function.
494 (sra_ipa_modify_assign): New function.
495 (convert_callers): New function.
496 (modify_function): New function.
497 (ipa_sra_preliminary_function_checks): New function.
498 (ipa_early_sra): New function.
499 (ipa_early_sra_gate): New function.
500 (pass_early_ipa_sra): New variable.
501 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
503 2009-09-17 Michael Matz <matz@suse.de>
506 * tree.c (build_type_attribute_qual_variant): Export.
507 * tree.h (build_type_attribute_qual_variant): Declare.
508 * tree-inline.c (remap_type_1): Use it to build variants with
509 the original qualifiers and attributes.
511 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
513 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
514 without a fallthrough edge.
516 2009-09-16 DJ Delorie <dj@redhat.com>
518 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
519 chip and ignore the "fast_interrupt" attribute if so.
521 2009-09-16 Richard Henderson <rth@redhat.com>
524 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
527 2009-09-16 Richard Henderson <rth@redhat.com>
530 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
531 is set only if DECL_NO_STATIC_CHAIN is unset.
532 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
533 (FOR_EACH_NEST_INFO): New.
534 (walk_all_functions): Use it.
535 (finalize_nesting_tree): Likewise.
536 (unnest_nesting_tree): Likewise.
537 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
538 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
539 (convert_gimple_call): Early out if gimple_call_chain already set.
540 (convert_all_function_calls): Iterate until no new functions
541 require a static chain.
542 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
543 when building a trampoline. Use dump_function_to_file instead
545 (lower_nested_functions): Open dump_file. Validate that decls
546 that have DECL_NO_STATIC_CHAIN from the front end don't have that
547 bit reset by this pass.
549 2009-09-16 Michael Matz <matz@suse.de>
552 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
553 shorten decl_common_unused.
554 (DECL_RESTRICTED_P): New accessor.
555 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
556 to disambiguate marked decls and restrict pointers.
558 2009-09-16 Richard Henderson <rth@redhat.com>
561 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
563 2009-09-16 Jakub Jelinek <jakub@redhat.com>
565 * integrate.c (set_block_abstract_flags): Call
566 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
568 2009-09-16 Richard Guenther <rguenther@suse.de>
571 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
574 2009-09-16 DJ Delorie <dj@redhat.com>
575 Kaz Kojima <kkojima@gcc.gnu.org>
577 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
578 (sh_expand_prologue): Update calls to output_stack_adjust.
579 (sh_expand_epilogue): Likewise.
581 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
584 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
585 trying to limit the extent of searches in the insn stream.
587 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
588 Jakub Jelinek <jakub@redhat.com>
592 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
594 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
595 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
596 (rs6000_savres_strategy): Always save FP registers inline if the
597 target doesn't support hardware double-precision. Set the above
598 bits in return value when needed.
599 (rs6000_savres_routine_sym): Fix computation for cache selector.
600 Mark the generated symbol as a function. Rename exitp argument to
601 lr. Move code for determining the name of the symbol...
602 (rs6000_savres_routine_name): ...here. New function. Add cases for
603 getting the names right on AIX and 64-bit Linux.
604 (savres_routine_name): New variable.
605 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
606 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
607 on what the target routine uses as a base register. If savep && lr
608 describe saving of r0 into memory slot.
609 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
610 line calls for AIX ABI.
611 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
612 determine FP save/restore functions.
613 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
614 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
616 (rs6000_emit_epilogue): Adjust computation of restore_lr.
617 Duplicate restoration of LR and execute the appropriate one
618 depending on whether GPRs are being restored inline. Set r11 from
619 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
620 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
621 Fix out of line calls for AIX ABI.
622 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
624 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
626 (*restore_gpregs_spe): Likewise.
627 (*return_and_restore_gpregs_spe): Likewise.
628 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
629 Define to empty string unconditionally.
630 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
631 Define to empty string unconditionally.
632 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
635 2009-09-15 Jan Hubicka <jh@suse.cz>
637 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
638 * params.def (inline-insns-auto): Likewise.
640 2009-09-15 Martin Jambor <mjambor@suse.cz>
642 * ipa-inline.c (estimate_function_body_sizes): Dump info about
643 individual statements only at TDF_DETAILS dump level. Format
644 source for 80 characters per line.
646 2009-09-15 Christian Bruel <christian.bruel@st.com>
648 * regrename.c (do_replace): Update REG_DEAD notes.
650 2009-09-15 Revital Eres <eres@il.ibm.com>
652 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
653 * targhooks.c (default_builtin_support_vector_misalignment):
654 New builtin function.
655 * targhooks.h (default_builtin_support_vector_misalignment):
657 * target.h (builtin_support_vector_misalignment):
658 New field in struct gcc_target.
659 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
660 new builtin function.
661 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
663 * config/rs6000/rs6000.c
664 (rs6000_builtin_support_vector_misalignment): New function.
665 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
667 2009-09-15 Jie Zhang <jie.zhang@analog.com>
669 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
671 (bfin_optimize_loop): Likewise.
672 (bfin_gen_bundles): Likewise.
673 (workaround_speculation): Likewise.
674 (find_load): Return NULL_RTX for debug_insn.
676 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
678 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
681 2009-09-14 DJ Delorie <dj@redhat.com>
683 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
684 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
687 2009-09-14 Richard Henderson <rth@redhat.com>
688 Jakub Jelinek <jakub@redhat.com>
690 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
691 * cfgbuild.c (make_edges): Handle asm goto.
692 * cfglayout.c (fixup_reorder_chain): Likewise.
693 * cfgrtl.c (patch_jump_insn): Likewise.
694 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
695 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
696 (gimple_build_asm_vec): Add and use labels parameter.
697 (gimple_build_asm): Remove.
698 (walk_gimple_asm): Walk labels too.
699 * gimple.def (GIMPLE_ASM): Update docs.
700 * gimple.h: Update decls.
701 (struct gimple_statement_asm): Change nc to use unsigned char;
703 (gimple_asm_nlabels): New.
704 (gimple_asm_label_op, gimple_asm_set_label_op): New.
705 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
706 into gimple_build_asm_vec.
707 * jump.c (mark_jump_label_asm): New.
708 (mark_jump_label): Use it.
709 (redirect_jump_1): Handle asm goto.
710 (invert_jump_1): Soft fail if X is null.
711 * recog.c (extract_asm_operands): New.
712 (asm_noperands): Use it; handle asm labels.
713 (decode_asm_operands): Use extract_asm_operands.
714 (asm_operand_ok): Properly handle empty string.
715 * reg-stack.c (get_asm_operands_in_out): Rename from
716 get_asm_operand_n_inputs; use extract_asm_operands; return both
717 inputs and outputs by reference; update all callers.
718 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
719 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
720 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
721 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
722 (extract_asm_operands): Declare.
723 * stmt.c (expand_asm_operands): Add and use labels parameter.
724 (check_unique_operand_names): Likewise.
725 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
726 (expand_asm_stmt): Handle asm labels.
727 * tree-cfg.c (make_gimple_asm_edges): New.
728 (make_edges): Use it.
729 (cleanup_dead_labels): Handle asm labels.
730 (is_ctrl_altering_stmt): Likewise.
731 (gimple_redirect_edge_and_branch): Likewise.
732 * tree.def (ASM_EXPR): Add 5th operand.
733 * tree.h (ASM_LABELS): New.
734 (resolve_asm_operand_names): Update decl.
736 * c-parser.c (c_parser_asm_statement): Parse asm goto.
737 (c_parser_asm_goto_operands): New.
738 * c-tree.h (build_asm_expr): Update decl.
739 * c-typeck.c (build_asm_expr): Add and use labels parameter.
740 * doc/extend.texi: Document asm goto.
742 2009-09-14 Richard Henderson <rth@redhat.com>
744 * except.h: Update declarations.
745 (struct pointer_map_t): Forward declare.
746 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
747 (struct eh_landing_pad_d, eh_landing_pad): New.
748 (struct eh_catch_d, eh_catch): New.
749 (struct eh_region_d): Remove next_region_sharing_label, aka,
750 label, tree_label, landing_pad, post_landing_pad, resume,
751 may_contain_throw. Rename region_number to index. Remove
752 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
753 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
754 (VEC(eh_landing_pad,gc)): New.
755 (struct eh_status): Remove last_region_number. Add lp_array,
756 throw_stmt_table, ttype_data, ehspec_data.
757 (ehr_next, FOR_ALL_EH_REGION_AT): New.
758 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
759 * except.c (lang_protect_cleanup_actions): Return tree.
760 (struct ehl_map_entry): Remove.
761 (init_eh_for_function): Push zero entries for region and lp_array.
762 (gen_eh_region): Add to region_array immediately.
763 (gen_eh_region_catch): Operate on eh_catch objects.
764 (gen_eh_landing_pad): New.
765 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
766 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
767 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
768 (get_eh_landing_pad_from_number_fn): New.
769 (get_eh_landing_pad_from_number): New.
770 (get_eh_region_from_lp_number_fn): New.
771 (get_eh_region_from_lp_number): New.
772 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
773 (get_exception_pointer, get_exception_filter): Remove.
774 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
775 (current_function_has_exception_handlers): Simplify.
776 (bring_to_root, eh_region_replaceable_by_p): Remove.
777 (replace_region, hash_type_list, hash_eh_region): Remove.
778 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
779 (label_to_region_map, num_eh_regions): Remove.
780 (get_next_region_sharing_label, must_not_throw_labels): Remove.
781 (find_exception_handler_labels): Remove.
782 (duplicate_eh_regions_0, find_prev_try): Remove.
783 (struct duplicate_eh_regions_data): New.
784 (duplicate_eh_regions_1): Rewrite.
785 (duplicate_eh_regions): Return a pointer map instead of an
787 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
788 (redirect_eh_edge_to_label): Remove.
789 (eh_region_outermost): Rewrite using eh_region pointers
791 (add_ttypes_entry): Update for ttype_data move to eh_status.
792 (add_ehspec_entry): Rewrite with VEC instead of varray.
793 (assign_filter_values): Likewise. Export.
794 (build_post_landing_pads, connect_post_landing_pads): Remove.
795 (dw2_build_landing_pads): Rewrite to use lp_array.
796 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
797 (sjlj_assign_call_site_values): Rewrite to use lp_array.
798 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
799 (sjlj_mark_call_sites): Update for landing pad numbers.
800 (finish_eh_generation): Rewrite.
801 (gate_handle_eh): Do nothing for no eh tree.
802 (pass_rtl_eh): Move up near finish_eh_generation.
803 (remove_eh_landing_pad): New.
804 (remove_eh_handler): Export.
805 (remove_eh_region, remove_eh_handler_and_replace): Remove.
806 (for_each_eh_label): Rewrite to use lp_array.
807 (make_reg_eh_region_note): New.
808 (make_reg_eh_region_note_nothrow_nononlocal): New.
809 (insn_could_throw_p): New.
810 (copy_reg_eh_region_note_forward): New.
811 (copy_reg_eh_region_note_backward): New.
812 (check_handled, add_reachable_handler): Remove.
813 (reachable_next_level, foreach_reachable_handler): Remove.
814 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
815 (get_eh_region_and_lp_from_rtx): New.
816 (get_eh_region_from_rtx): New.
817 (can_throw_internal_1, can_throw_external_1): Remove.
818 (can_throw_internal): Use get_eh_region_from_rtx.
819 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
820 (insn_nothrow_p, can_nonlocal_goto): New.
821 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
822 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
823 (add_action_record): Use VEC not varray.
824 (collect_one_action_chain): Update for eh_region changes.
825 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
826 Use get_eh_region_and_lp_from_rtx.
827 (gate_convert_to_eh_region_ranges): New.
828 (pass_convert_to_eh_region_ranges): Use it.
829 (push_uleb128, push_sleb128): Use VEC not varray.
830 (output_one_function_exception_table): Likewise.
831 (dump_eh_tree): Update for eh_region changes.
832 (verify_eh_tree): Likewise.
833 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
834 * tree-eh.c: Include target.h.
835 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
836 Don't disallow GIMPLE_RESX; adjust argument check.
837 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
838 (record_stmt_eh_region): Update for landing pad numbers;
839 generate a landing pad if necessary.
840 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
841 (remove_stmt_from_eh_lp_fn): Similarly.
842 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
843 Update for lp numbers; don't special case missing throw_stmt_table.
844 (lookup_expr_eh_lp): Similarly.
845 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
846 (eh_seq, eh_region_may_contain_throw): New.
847 (struct leh_state): Add ehp_region.
848 (struct leh_tf_state): Remove eh_label.
849 (emit_post_landing_pad): New.
850 (emit_resx, emit_eh_dispatch): New.
851 (note_eh_region_may_contain_throw): New.
852 (frob_into_branch_around): Take eh_region not eh label;
853 emit eh code into eh_seq.
854 (honor_protect_cleanup_actions): Early exit for no actions. Don't
855 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
856 lower_eh_must_not_throw. Emit code to eh_seq.
857 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
858 (lower_try_finally_onedest): Likewise.
859 (lower_try_finally_copy): Likewise.
860 (lower_try_finally_switch): Likewise.
861 (lower_try_finally): Initialize ehp_region.
862 (lower_catch): Update for eh_catch objects.
863 (lower_eh_filter): Don't handle must_not_throw.
864 (lower_eh_must_not_throw): New.
865 (lower_cleanup): Don't set eh_label.
866 (lower_eh_constructs_2): Resolve eh builtins.
867 Handle GIMPLE_EH_MUST_NOT_THROW.
868 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
869 Add eh_seq to the end of the function body.
870 (make_eh_dispatch_edges): New.
871 (make_eh_edge): Remove.
872 (make_eh_edges): Simplify for landing pads.
873 (redirect_eh_edge_1): New.
874 (redirect_eh_edge): Use it.
875 (redirect_eh_dispatch_edge): New.
876 (stmt_could_throw_p): Use a switch. Allow RESX.
877 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
878 (stmt_can_throw_internal): Likewise.
879 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
880 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
881 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
882 (gate_refactor_eh): New.
883 (pass_refactor_eh): Use it.
884 (lower_resx, execute_lower_resx, pass_lower_resx): New.
885 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
886 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
887 (remove_unreachable_handlers): Rename from
888 tree_remove_unreachable_handlers; rewrite for landing pads;
889 call remove_eh_handler directly.
890 (remove_unreachable_handlers_no_lp): New.
891 (unsplit_eh, unsplit_all_eh): New.
892 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
893 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
894 (cleanup_empty_eh_unsplit): New.
895 (cleanup_empty_eh): Rewrite.
896 (cleanup_all_empty_eh): New.
897 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
898 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
899 (gate_cleanup_eh): New.
900 (pass_cleanup_eh): Use it.
901 (verify_eh_edges): Move later in file. Expect one EH edge.
902 (verify_eh_dispatch_edge): New.
904 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
905 (gtype-desc.o): Add TARGET_H.
906 (tree.o): Use EXCEPT_H, not except.h.
907 (cfgbuild.o): Add EXPR_H.
908 (GTFILES): Add vecprim.h.
909 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
910 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
911 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
912 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
913 * calls.c (emit_call_1): Use make_reg_eh_region_note.
914 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
915 calls to can_throw_internal.
916 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
917 (make_edges): Don't handle RESX; use can_nonlocal_goto.
918 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
919 (expand_gimple_stmt): Use make_reg_eh_region_note.
920 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
921 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
922 or find_exception_handler_labels.
923 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
924 there is exacly one EH edge. Use can_nonlocal_goto and
926 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
927 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
928 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
929 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
930 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
931 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
932 * dse.c (scan_insn): Use insn_could_throw_p.
933 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
934 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
935 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
936 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
937 EXC_PTR_EXPR or FILTER_EXPR.
938 (tree_expr_nonzero_warnv_p): Likewise.
939 * function.h: Include vecprim.h, not varray.h
940 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
941 move ttype_data and ehspec_data members to struct eh_status; change
942 action_record_data member to a VEC.
943 * gcse.c (hash_scan_set): Use can_throw_internal.
944 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
945 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
946 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
947 (block_may_fallthru): Don't handle RESX_EXPR.
948 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
949 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
950 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
951 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
952 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
953 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
954 (gimple_size): Likewise.
955 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
956 (gimple_build_resx): Use gimple_build_with_ops.
957 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
958 (is_gimple_val): Likewise.
959 (is_gimple_stmt): Remove RESX_EXPR.
960 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
961 (GIMPLE_RESX): Reorder with other EH constructs.
962 * gimple.h (struct gimple_statement_eh_mnt): New.
963 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
964 (gimple_eh_filter_must_not_throw): Remove.
965 (gimple_eh_filter_set_must_not_throw): Remove.
966 (gimple_eh_must_not_throw_fndecl): New.
967 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
968 (is_gimple_resx): New.
969 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
970 Don't copy EH_FILTER_MUST_NOT_THROW.
971 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
972 * ipa-inline.c (estimate_function_body_sizes): Don't try to
973 handle must_not_throw_labels specially.
974 * ipa-pure-const.c (check_call): Update debug statement for LP.
975 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
976 * ipa-utils.c (get_base_var): Likewise.
977 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
978 * lower-subreg.c (move_eh_region_note): Remove.
979 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
980 * omp-low.c (new_omp_context): Update for eh_lp_nr.
981 (create_task_copyfn): Likewise.
982 (maybe_catch_exception): Use gimple_build_eh_filter.
983 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
984 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
985 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
987 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
988 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
989 can_throw_internal, can_nonlocal_goto.
990 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
991 copy_reg_eh_region_note_forward.
992 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
993 (emit_output_reload_insns): Likewise.
994 (copy_eh_notes): Remove.
995 * rtl.def (RESX): Remove.
996 * rtl.h: Update declarations.
997 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
998 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
999 (update_eh_label): Remove.
1000 (cleanup_dead_labels_eh): New.
1001 (cleanup_deal_labels): Use it instead of update_eh_label.
1002 (gimple_merge_blocks): Update landing pad data structure when
1003 removing a landing pad label.
1004 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
1005 test; handle GIMPLE_EH_MUST_NOT_THROW.
1006 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
1007 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
1008 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
1009 (verify_stmt): Likewise. Verify landing pads.
1010 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
1011 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
1012 (struct move_stmt_d): Add eh_map.
1013 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
1014 (move_stmt_r): Remap eh region numbers in builtin calls,
1015 resx and eh_dispatch.
1016 (move_block_to_fn): Remove eh_offset parameter. Use
1017 maybe_duplicate_eh_stmt_fn.
1018 (find_outermost_region_in_block): Operate on eh_region pointers
1019 instead of region numbers.
1020 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
1021 duplicate_eh_regions.
1022 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
1023 test earlier. Disallow EH landing pads.
1024 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
1025 * tree-flow.h: Update declarations.
1026 (struct tree_ann_common_d): Replace rn with lp_nr.
1027 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
1028 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
1029 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
1030 resx and eh_dispatch.
1031 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
1032 (copy_edges_for_bb): Use make_eh_dispatch_edges.
1033 (copy_cfg_body): Expect eh_map instead of eh_region_offset
1034 from duplicate_eh_regions.
1035 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
1036 update RESX; handle EH_DISPATCH.
1037 (expand_call_inline): Set eh_lp_nr, not eh_region.
1038 (maybe_inline_call_in_expr): Likewise.
1039 * tree-inline.h (struct copy_body_data): Replace eh_region with
1040 eh_lp_nr, eh_region_offset with eh_map.
1041 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
1042 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
1043 * tree-pretty-print.c (dump_generic_node): Don't handle
1044 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
1045 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
1046 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
1047 EXC_PTR_EXPR, FILTER_EXPR.
1048 * tree-ssa-operands.c (get_expr_operands): Likewise.
1049 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
1050 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
1051 (ao_ref_init_from_vn_reference): Likewise.
1052 * tree-ssa-sink.c (statement_sink_location): Likewise.
1053 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1054 (mark_virtual_phi_result_for_renaming): Export. Tidy.
1055 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
1056 EXC_PTR_EXPR, FILTER_EXPR.
1057 (is_exception_related): Remove.
1058 (compute_avail): Don't call it.
1059 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
1060 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
1061 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
1062 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
1064 (build_resx): Remove.
1065 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
1066 * tree.h: Update declarations.
1067 (EH_FILTER_MUST_NOT_THROW): Remove.
1068 (struct tree_label_decl): Add eh_landing_pad_nr.
1069 (EH_LANDING_PAD_NR): New.
1070 * value-prof.c (gimple_ic): Tidy variable names. Update for
1071 landing pad numbers.
1072 (gimple_stringop_fixed_value): Tidy variable names. Assert
1073 that neither call stmt can throw.
1074 * vecprim.h (uchar): New.
1075 (VEC(uchar,heap), VEC(uchar,gc)): New.
1077 * c-common.c (c_define_builtins): Update call to
1078 build_common_builtin_nodes.
1079 * c-parser.c (c_parse_file): Don't call
1080 default_init_unwind_resume_libfunc.
1082 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
1084 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
1085 (mips_cprestore_address_p): Likewise.
1086 (mips_save_gp_to_cprestore_slot): Likewise.
1087 (mips_restore_gp): Rename to...
1088 (mips_restore_gp_from_cprestore_slot): ...this.
1089 (mips_must_initialize_gp_p): Declare.
1090 (mips_emit_save_slot_move): Likewise.
1091 (mips_output_load_label): Return nothing.
1092 (mips_eh_uses): Declare.
1093 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
1094 (TARGET_CPRESTORE_DIRECTIVE): New macro.
1095 (TARGET_ABSOLUTE_JUMPS): Likewise.
1096 (EH_USES): Likewise.
1097 (FIRST_PSEUDO_REGISTER): Update comment.
1098 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
1099 (MIPS_CALL): ...here.
1100 (REGISTER_NAMES): Add $cprestore.
1101 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
1102 Add load_label_length, has_inflexible_gp_insn_p,
1103 has_flexible_gp_insn_p, must_initialize_gp_p and
1104 must_restore_gp_when_clobbered_p.
1105 (mips_expand_call): Don't generate split instructions here.
1106 (mips_split_call): Update the call to mips_restore_gp after
1107 the above name change.
1108 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
1109 (mips_find_gp_ref): New function.
1110 (mips_insn_has_inflexible_gp_ref_p): Likewise.
1111 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
1112 (mips_insn_has_flexible_gp_ref_p): Likewise.
1113 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1114 (mips_function_has_gp_insn): Delete.
1115 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1116 Use the new functions above. Only return INVALID_REGNUM
1117 for TARGET_ABSOLUTE_JUMPS.
1118 (mips_must_initialize_gp_p): New function.
1119 (mips_get_cprestore_base_and_offset): New function, extracted from...
1120 (mips_cprestore_slot): ...here. Take a bool parameter.
1121 (mips_cfun_has_cprestore_slot_p): New function.
1122 (mips_cprestore_address_p): Likewise.
1123 (mips_save_gp_to_cprestore_slot): Likewise.
1124 (mips_restore_gp): Rename to...
1125 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1126 epilogue_completed. Update the call to mips_cprestore_slot.
1127 Test cfun->machine->must_restore_gp_when_clobbered_p.
1128 (mips_direct_save_slot_move_p): New function.
1129 (mips_emit_save_slot_move): Likewise.
1130 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1131 of cfun->machine->global_pointer.
1132 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1133 (mips_save_reg): Use mips_emit_save_slot_move.
1134 (mips_expand_prologue): Set must_initialize_gp_p.
1135 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1136 for all cprestore saves. Emit a use_cprestore instruction after
1137 setting up the cprestore slot.
1138 (mips_restore_reg): Use mips_emit_save_slot_move.
1139 (mips_process_load_label): New function.
1140 (mips_load_label_length): Likewise.
1141 (mips_output_load_label): Don't return asm: output it here instead.
1142 Use mips_process_load_label.
1143 (mips_adjust_insn_length): Adjust the length of branch instructions
1144 that have length MAX_PIC_BRANCH_LENGTH.
1145 (mips_output_conditional_branch): Update the call to
1146 mips_output_load_label. Assume the branch target is OPERANDS[0]
1147 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1148 (mips_output_order_conditional_branch): Swap the meaning of
1149 OPERANDS[0] and OPERANDS[1].
1150 (mips_variable_issue): Don't count ghost instructions.
1151 (mips_expand_ghost_gp_insns): New function.
1152 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1153 (mips_output_mi_thunk): Set must_initialize_gp_p.
1154 (mips_eh_uses): New function.
1155 * config/mips/predicates.md (cprestore_save_slot_operand)
1156 (cprestore_load_slot_operand): New predicates.
1157 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1158 (UNSPEC_MOVE_GP): Likewise.
1159 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1160 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1161 (CPRESTORE_SLOT_REGNUM): New register.
1162 (MAX_PIC_BRANCH_LENGTH): New constant.
1163 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1164 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1165 branches. Fix commentary.
1166 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1167 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1168 Change type to "ghost".
1169 (loadgp_absolute_<mode>): Likewise.
1170 (loadgp_rtp_<mode>): Likewise.
1171 (copygp_mips16): Likewise.
1172 (loadgp_blockage): Remove redundant mode attribute.
1173 (potential_cprestore): New instruction.
1174 (cprestore): Turn into an unspec set.
1175 (use_cprestore): New instruction.
1176 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1177 (*branch_fp_inverted): Likewise.
1178 (*branch_order<mode>): Likewise.
1179 (*branch_order<mode>_inverted): Likewise.
1180 (*branch_equality<mode>): Likewise.
1181 (*branch_equality<mode>_inverted): Likewise.
1182 (*branch_bit<bbv><mode>): Likewise.
1183 (*branch_bit<bbv><mode>_inverted): Likewise.
1184 (*branch_equality<mode>_mips16): Remove redundant mode.
1185 (jump): Turn into a define_expand.
1186 (*jump_absolute): New instruction.
1187 (*jump_pic): Likewise.
1188 (*jump_mips16): Rename previously-unnamed pattern. Remove
1189 redundant mode attribute.
1190 (restore_gp): Split on epilogue_completed rather than
1191 reload_completed. Change type to "ghost".
1192 (move_gp<mode>): New instruction.
1193 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1194 Remove redundant mode attribute.
1195 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1196 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1197 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1199 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1202 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1203 are returned in the same register (vs34 or v2) that Altivec vector
1204 types are returned in.
1205 (rs6000_libcall_value): Ditto.
1208 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1209 instead of explicit addsi3/adddi3 calls.
1210 (rs6000_split_multireg_move): Ditto.
1211 (rs6000_emit_allocate_stack): Ditto.
1212 (rs6000_emit_prologue): Ditto.
1213 (rs6000_output_mi_thunk): Ditto.
1215 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1216 size is 64 bits if we can use 64-bit registers.
1218 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1220 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1223 From Jie Zhang <jie.zhang@analog.com>:
1224 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1225 save FP and RETS with saveall attribute.
1226 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1227 with saveall attribute.
1229 * config/bfin/bfin.c (bfin_expand_builtin,
1230 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1233 From Jie Zhang <jie.zhang@analog.com>:
1234 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1235 before use in two places.
1236 * config/bfin/bfin.md (AREG): Define mode iterator.
1237 (reload_in, reload_out): Use mode iterator AREG.
1239 2009-09-14 Richard Guenther <rguenther@suse.de>
1242 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1243 EH personality path.
1245 2009-09-13 Richard Guenther <rguenther@suse.de>
1246 Rafael Avila de Espindola <espindola@google.com>
1248 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1249 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1250 (LANG_HOOKS_INITIALIZER): Adjust.
1251 (lhd_pass_through_t): Declare.
1252 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1254 * langhooks.c (lhd_pass_through_t): New function.
1255 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1256 dwarf2out_begin_prologue): Use personality from current_function_decl.
1257 * expr.h (get_personality_function): Declare.
1258 * expr.c (get_personality_function): New function.
1259 (build_personality_function): Likewise.
1260 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1261 (eh_personality_libfunc): Remove.
1262 * optabs.c (build_libfunc_function): New function split out from ...
1263 (init_one_libfunc): ... here.
1264 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1265 (tree_function_decl): Add personality.
1266 (lhd_gcc_personality): Declare.
1267 (build_personality_function): Likewise.
1268 * tree.c (gcc_eh_personality_decl): New.
1269 (lhd_gcc_personality): New function.
1270 * except.h (lang_eh_runtime_type): Remove.
1271 (enum eh_personality_kind): New.
1272 (build_personality_function): Declare.
1273 (function_needs_eh_personality): Declare.
1274 * except.c (lang_eh_runtime_type): Remove.
1275 (function_needs_eh_personality): New function.
1276 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1277 (sjlj_emit_function_enter, output_function_exception_table):
1278 Use personality from current_function_decl.
1279 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1280 * tree-inline.c (tree_can_inline_p): Do not inline across different
1282 (expand_call_inline): Likewise. Adjust the callers EH personality.
1283 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1284 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1285 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1286 (c-parser.o): Likewise
1287 * c-tree.h (c_eh_initialized_p): Remove.
1288 (c_maybe_initialize_eh): Likewise.
1289 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1290 (finish_decl): Don't call c_maybe_initialize_eh.
1291 (c_eh_initialized_p): Remove.
1292 (c_maybe_initialize_eh): Likewise.
1293 * c-parser.c (c_parser_omp_construct): Likewise.
1294 (c_parse_file): Initialize exception handling.
1296 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1298 * config.gcc (tm_file): Remove i386/biarch32.h
1299 for i?86-w64-mingw* case.
1300 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1302 * config.host: Set for x64 mingw the option
1303 use_long_long_for_widest_fast_int to yes.
1305 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1307 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1308 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1309 (dbxout_begin_function): Likewise.
1310 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1311 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1312 set on the function.
1313 (final_end_function): Likewise.
1314 (final_scan_insn): Likewise.
1315 (rest_of_handle_final): Likewise.
1316 * varasm.c (assemble_start_function): Likewise.
1317 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1319 2009-09-12 Jason Merrill <jason@redhat.com>
1321 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1322 * opts.c (common_handle_option): constify.
1324 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1326 * doc/install.texi (avr): Remove obsolete reference site.
1328 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1330 * doc/install.texi (Binaries): Adjust AIX link.
1332 2009-09-12 Akim Demaille <demaille@gostai.com>
1334 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1335 Use an imperative sentence.
1337 2009-09-11 Richard Henderson <rth@redhat.com>
1339 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1340 structure-name and has-tree-operands arguments; update all entries.
1341 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1343 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1344 (gsstruct_code_size): New.
1345 (gss_for_code_): New.
1346 (gss_for_code): Remove.
1347 (gimple_size): Rewrite using gsstruct_code_size.
1348 (gimple_statement_structure): Move to gimple.h.
1349 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1350 (gss_for_code, gimple_statement_structure): New.
1351 (gimple_ops): Use new arrays; tidy.
1353 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1355 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1356 operand to be a PLUS expression.
1357 * config/pa/pa.c (pa_secondary_reload): Likewise.
1359 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1361 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1363 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1366 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1368 From Jie Zhang <jie.zhang@analog.com>:
1369 * doc/extend.texi (node Function Attributes): Document l2
1371 (node Blackfin Variable Attributes): Document l2 variable attributes.
1373 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1375 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1376 to match the system compiler's configuration at inflection point.
1377 Add comment to remark a remaining difference with system compiler.
1379 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1380 * configure: Regenerate.
1382 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1384 From Jie Zhang <jie.zhang@analog.com>:
1385 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1386 (bfin_handle_l2_attribute): New.
1387 (bfin_attribute_table): Add l2 attribute.
1389 2009-09-11 Michael Matz <matz@suse.de>
1392 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1393 on the local_decls list.
1395 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1399 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1401 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1402 for VALUEs, to implement the documented interface.
1403 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1404 Adjust for VALUEs and anything else, to implement the
1405 documented interface.
1407 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1409 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1410 with actual SPE/paired vector modes before using 64-bit alignment.
1411 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1413 2009-09-10 DJ Delorie <dj@redhat.com>
1415 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1418 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1419 * config/mep/mep.c (mep_legitimate_constant_p): New.
1420 * config/mep/mep-protos.h: Prototype it.
1422 2009-09-10 Richard Henderson <rth@redhat.com>
1424 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1426 2009-09-10 Jason Merrill <jason@redhat.com>
1428 * tree.c (chain_index): New fn.
1429 * tree.h: Declare it.
1431 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1433 * config/sol2-c.c (cmn_err_length_specs): Initialize
1434 scalar_identity_flag.
1436 2009-09-10 Richard Henderson <rth@redhat.com>
1438 * tree.h (struct tree_decl_common): Move align member earlier;
1439 move label_decl_uid member ...
1440 (struct tree_label_decl): ... here.
1441 (LABEL_DECL_UID): Update to match.
1443 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1446 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1447 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1449 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1450 dest_prev if the edge is complex.
1452 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1454 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1455 loop latch tests earlier.
1457 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1458 before GIMPLE_RETURN, not after its predecessor; insert
1461 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1462 gimple_seq_empty_p to test for no PHI nodes.
1463 * tree-cfg.c (split_critical_edges): Likewise.
1465 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1467 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1469 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1470 introduced by the VTA branch merge.
1472 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1474 * ira-conflicts.c: Use fputs or putc instead of fprintf
1478 * tree-switch-conversion.c: Ditto.
1480 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1482 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1483 introduced by the VTA branch merge.
1485 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1488 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1490 PR rtl-optimization/39779
1491 * expr.c (convert_modes): Return when mode == oldmode after
1492 CONST_INTs are processed.
1494 2009-09-10 Nick Clifton <nickc@redhat.com>
1496 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1497 attribute and referring decl when creating renamed symbol.
1499 2009-09-10 Richard Guenther <rguenther@suse.de>
1502 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1504 (cgraph_finalize_compilation_unit): Compute reachability
1505 before emitting thunks. Properly process aliases before
1506 possibly removing unreachable nodes.
1508 2009-09-10 Richard Guenther <rguenther@suse.de>
1511 * tree.c (struct free_lang_data_d): Add worklist member.
1512 (find_decls_types_r): Push onto the worklist instead of recursing.
1513 Handle TREE_BINFOs properly.
1514 (find_decls_types): New function wrapped around find_decls_types_r
1515 to process the worklist.
1516 (find_decls_types_in_eh_region): Use it.
1517 (find_decls_types_in_node): Likewise.
1518 (find_decls_types_in_var): Likewise.
1519 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1520 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1521 (AGGREGATE_TYPE_P): Adjust.
1523 2009-09-09 Jason Merrill <jason@redhat.com>
1525 * configure.ac: Check glibc version even if we have an in-tree
1528 2009-09-09 Anthony Green <green@moxielogic.com>
1530 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1531 the constant 0 when appropriate.
1532 * config/moxie/constraints.md: Add constraint O.
1534 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1535 to pass up to 6 32-bit argument values in registers.
1536 (moxie_function_arg): Ditto.
1537 (moxie_arg_partial_bytes): Ditto.
1538 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1539 (REG_PARM_STACK_SPACE): Ditto.
1540 (FUNCTION_ARG_REGNO_P): Ditto.
1542 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1543 instruction to allocate stack space.
1545 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1547 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1548 unnecessarily stringent constraints. Fix address
1549 calculation in the splitters.
1551 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1553 PR rtl-optimization/39779
1554 * expr.c (convert_modes): Return when mode == oldmode after
1555 CONST_INTs are processed.
1557 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1560 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1561 (ix86_expand_prologue): Take frame.padding0 into logic of
1563 (ix86_expand_epilogue): Likewise.
1565 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1567 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1569 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1570 * config/t-slibgcc-libgcc: New file.
1571 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1573 2009-09-09 Martin Jambor <mjambor@suse.cz>
1575 PR tree-optimization/41089
1576 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1579 2009-09-09 Richard Henderson <rth@redhat.com>
1581 * gimple.h (CASE_GIMPLE_OMP): New.
1582 (is_gimple_omp): Use it.
1583 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1584 (verify_gimple_debug): Likewise.
1586 2009-09-09 Richard Guenther <rguenther@suse.de>
1588 PR tree-optimization/41101
1589 * tree-ssa-pre.c (maximal_set): Remove.
1590 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1591 Defer all blocks we didn't visit at least one successor.
1592 (add_to_exp_gen): Do not add to the maximal set.
1593 (make_values_for_phi): Likewise.
1594 (compute_avail): Likewise.
1595 (init_pre): Do not allocate the maximal set.
1596 (execute_pre): Do not dump it.
1598 2009-09-09 Martin Jambor <mjambor@suse.cz>
1600 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1601 an SSA_NAME rather than a is_gimple_variable.
1603 2009-09-09 Richard Guenther <rguenther@suse.de>
1606 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1607 code dealing with plain pointer bases.
1608 (maybe_fold_offset_to_reference): Likewise.
1609 (maybe_fold_stmt_addition): Adjust.
1611 2009-09-09 Richard Guenther <rguenther@suse.de>
1613 * tree.c (free_lang_data_in_type): Do not free the type variant
1615 (free_lang_data): Merge char_type_node with its properly signed
1617 (pass_ipa_free): Collect after freeing language specific data.
1619 2009-09-09 Michael Matz <matz@suse.de>
1622 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1623 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1624 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1627 2009-09-08 DJ Delorie <dj@redhat.com>
1629 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1631 2009-09-04 Jason Merrill <jason@redhat.com>
1633 * tree.c (tree_find_value): Remove.
1634 * tree.h: Remove prototype.
1635 * varasm.c (assemble_external): Use value_member instead.
1637 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1639 * toplev.c (process_options): Choose default debugging type when
1640 gtoggle enables debug info and type is unset.
1642 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1646 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1649 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1651 * configure: Rebuilt with modified libtool.m4.
1653 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1658 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1660 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1662 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1663 (remove_statement): Likewise.
1664 (rewrite_use_nonlinear_expr): Adjust.
1665 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1666 * tree-ssa.c (release_defs_bitset): ... this. New.
1667 * tree-flow.h (release_defs_bitset): Declare.
1669 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1672 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1673 in the middle block.
1675 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1677 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1678 via intptr_t to long type.
1679 (insert_operand_rank): Cast long type via intptr_t to
1681 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1683 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1684 from pointer to unsigned via uintptr_t.
1686 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1687 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1689 * configure: Regenerated.
1690 * config.in: Regenerated
1691 * system.h (stdint.h): Add include.
1692 (inttypes.h): Likewise.
1693 * Makefile.in (aclocal): Add config/stdint.m4.
1694 * aclocal.m4: Regenerated.
1696 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1698 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1700 (note_np_check_stores): New function.
1701 (harmless_null_pointer_p): New function.
1702 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1703 changed. Take into account whether we're in the shadow of a condjump
1704 that tested NP_REG for NULL.
1705 Lose all code that tested for SEQUENCEs.
1706 (workaround_speculation): Avoid inserting NOPs for loads that are
1707 either always executed or a NULL pointer.
1709 2009-09-08 Jan Hubicka <jh@suse.cz>
1711 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1712 * params.def (early-inlining-insns): Likewise.
1714 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1716 PR rtl-optimization/41239
1717 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1718 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1720 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1721 across calls, as the calls might not always return normally.
1722 (call_may_noreturn_p): New function.
1723 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1724 (init_deps): Initialize it.
1725 (remove_from_deps): Also remove calls from
1726 last_function_call_may_noreturn list.
1728 2009-09-07 Richard Henderson <rth@redhat.com>
1730 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1731 more VR->OPERANDS than LHS operands. Free LHS before returning.
1733 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1735 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1736 (attr "addrtype"): New member "spreg".
1737 Use it if mem_spfp_address_operand is true for the address.
1738 (attr "type"): New entry "stall".
1739 (cpu_unit "load"): New.
1740 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1742 (insn_reservation "loadsp"): New.
1743 (insn_reservation "load_stall1"): New.
1744 (insn_reservation "load_stall3"): New.
1746 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1747 (mem_p_address_operand): Exclude stack and frame pointer based
1749 (mem_spfp_address_operand): New; match them here.
1750 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1751 (bfin_reorg): Call it if scheduling insns.
1752 (bfin_gen_bundles): Remove dummy insns created by
1753 add_sched_insns_for_speculation.
1755 From Jie Zhang <jie.zhang@analog.com>:
1756 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1757 bfin_si_revision, bfin_workarounds): Move these ...
1758 * config/bfin/bfin.h: ... here.
1760 From Mike Frysinger <michael.frysinger@analog.com>
1761 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1762 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1763 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1764 bf547m, bf548m, and bf549m.
1765 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1766 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1767 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1768 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1769 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1770 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1771 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1772 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1773 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1774 bf542m, bf544m, bf547m, bf548m, and bf549m.
1776 From Jie Zhang <jie.zhang@analog.com>:
1777 * config/bfin/predicates.md (p_register_operand): New predicate.
1778 (dp_register_operand): New predicate.
1779 * config/bfin/bfin-protos.h (WA_05000074): Define.
1780 (ENABLE_WA_05000074): Define.
1781 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1782 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1783 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1784 (define_attr addrtype): Allow load/store register to be P register.
1785 (define_attr storereg): New.
1786 (define_cpu_unit anomaly_05000074): New.
1787 (define_insn_reservation dsp32shiftimm): New.
1788 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1789 (define_insn_reservation loadp): Cannot use slot2.
1790 (define_insn_reservation loadsp): Cannot use slot2.
1791 (define_insn_reservation storep): Cannot use slot2. Does not
1792 apply when working around 05000074.
1793 (define_insn_reservation storep_anomaly_05000074): New.
1794 (define_insn_reservation storei): Does not apply when working
1796 (define_insn_reservation storei_anomaly_05000074): New.
1797 (define_attr length): Add dsp32shiftimm case.
1798 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1799 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1800 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1801 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1802 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1804 2009-09-07 Martin Jambor <mjambor@suse.cz>
1807 * tree-sra.c (create_artificial_child_access): Return NULL if
1808 build_ref_for_offset fails.
1809 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1810 and create_artificial_child_access to fail.
1812 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1815 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1816 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1817 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1819 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1821 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1822 block, ensure it has an exit edge. Emit a barrier after a jump.
1824 2009-09-07 Nick Clifton <nickc@redhat.com>
1826 * gcc.c (this_is_linker_script): New variable. Like
1827 this_is_library_file but for the %T constructor.
1828 (end_going_arg): If this_is_linker_script is set then locate the
1829 script and insert a --script switch before it
1830 (do_spec_2): Initialise this_is_linker_script.
1831 (do_spec_1): Likewise. Handle %T construct.
1832 (eval_spec_function): Preserve this_is_linker_script.
1833 * doc/invoke.texi: Document %T construct in spec files.
1834 * config/m32c/m32c.h (LIB_SPEC): Use it.
1836 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1838 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1839 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1840 when volatile flag is set.
1841 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1843 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1846 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1847 (combine_stack_adjustments_for_block): Allow insns between stack
1848 adjustments and stores with corresponding pre-(dec|inc)rement or
1849 pre-modify operation.
1851 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1854 * combine-stack-adj.c (struct csa_memlist): Rename to...
1855 (struct csa_reflist): ... this. Rename mem field to ref.
1856 (free_csa_memlist): Rename to...
1857 (free_csa_reflist): ... this.
1858 (record_one_stack_memref): Rename to...
1859 (record_one_stack_ref): ... this. Handle also REG_P.
1860 (try_apply_stack_adjustment): Handle also REG_P.
1861 (struct record_stack_memrefs_data): Rename to...
1862 (struct record_stack_refs_data): ... this. Rename memlist field to
1864 (record_stack_memrefs): Rename to...
1865 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1866 subexpressions instead of failing when a MEM contains SP references.
1867 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1868 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1870 2009-09-06 Richard Guenther <rguenther@suse.de>
1873 * tree.c (build_array_type): Do not record types marked
1874 with structural equality in the canonical type hashtable.
1876 2009-09-06 Richard Guenther <rguenther@suse.de>
1879 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1881 2009-09-05 Richard Guenther <rguenther@suse.de>
1884 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1886 2009-09-05 Richard Guenther <rguenther@suse.de>
1889 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1891 2009-09-05 Richard Guenther <rguenther@suse.de>
1894 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1895 before comparing function argument types.
1897 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1900 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1903 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1906 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1908 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1909 locators before emit_insn is called.
1911 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1914 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1915 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1916 (reginfo_init): Don't call allocate_reg_info.
1918 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1921 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1922 NONDEBUG_INSN_P instead of INSN_P.
1924 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1927 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1929 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1932 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1933 pattern of the split.
1935 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1937 * toplev.c (process_options): Move setter of flag_var_tracking
1938 before other tests that depend on it. Move down setter of
1939 flag_rename_registers. Don't enable var-tracking-assignments
1940 by default if selective scheduling is enabled. Warn if both
1943 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1945 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1946 comment. Use switch statement to catch overlaps between rtx
1947 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1948 (IS_DECL_CODE): ... here. Remove.
1949 (check_value_is_not_decl): Remove.
1950 (dv_from_decl, dv_from_value): Check after conversion.
1952 2009-09-04 Richard Guenther <rguenther@suse.de>
1955 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1956 after emitting tunks. Move emitting thunks and ctors from ...
1957 (cgraph_optimize): ... here. Remove redundant
1958 cgraph_analyze_functions.
1959 * varasm.c (find_decl_and_mark_needed): Remove no longer
1961 (finish_aliases_1): Adjust check for thunk aliases.
1963 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1965 * config/arm/arm.md (ctzsi2): Added braces
1966 to avoid warning that broke booststrap.
1968 2009-09-04 Martin Jambor <mjambor@suse.cz>
1970 PR tree-optimization/41112
1971 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1972 handle variable-bounded arrays.
1973 (expr_with_var_bounded_array_refs_p): New function.
1974 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1976 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1978 * config/s390/2097.md: Removed two incorrect bypasses.
1979 (z10_fsimpdf): Fixed latency.
1980 (z10_fhex): New insn_reservation.
1981 (z10_floaddf): Fixed latency.
1982 (z10_floadsf): Fixed latency.
1983 (z10_ftrunctf): Fixed latency.
1984 (z10_ftruncdf): Fixed latency.
1985 * config/s390/s390.c (z10_cost): Fixed values.
1986 (s390_adjust_priority): Added z10 path.
1987 * config/s390/s390.md (type): Added fhex.
1988 (*mov<mode>_64dfp): Updated type attribute.
1989 (*mov<mode>_64): Updated type attribute.
1990 (*mov<mode>_31): Updated type attribute.
1991 (*mov<mode>"): Likewise.
1992 * config/s390/2084.md (x_fsimpdf): Updated condition.
1994 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1996 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1997 RTXs in the predicate for operand 1.
1999 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
2001 * config/arm/arm.md (UNSPEC_RBIT): New constant.
2002 (rbitsi2): New insn.
2003 (ctzsi2): New expand.
2004 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
2006 2009-09-03 Martin Jambor <mjambor@suse.cz>
2008 * tree-sra.c (duplicate_expr_for_different_base): Removed.
2009 (create_artificial_child_access): Use build_ref_for_offset instead
2010 of duplicate_expr_for_different_base.
2011 (propagate_subacesses_accross_link): Likewise.
2013 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
2015 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
2017 (mips16e_collect_argument_saves): Skip debug instructions.
2018 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
2019 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
2020 (r10k_insert_cache_barriers): Likewise.
2021 (mips_reorg_process_insns): Likewise.
2023 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
2026 * ira.c (update_equiv_reg): Remove check on class likely spill.
2028 2009-09-03 Jakub Jelinek <jakub@redhat.com>
2031 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
2032 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
2036 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
2037 the stack slot if it is passed by invisible reference.
2038 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
2039 by invisible reference.
2041 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
2043 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2044 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
2045 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
2047 * config/bfin/sync.md: New file.
2048 * config/bfin/bfin.md: Include it.
2049 (UNSPEC_ATOMIC): New.
2050 (UNSPEC_ONES): Provide a unique number.
2052 From Jie Zhang <jie.zhang@analog.com>:
2053 * config/bfin/bfin.c (ret_regs): New.
2054 (must_save_fp_p): Don't return true because of frame_pointer_needed.
2055 (must_save_rets_p): New.
2056 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
2057 current_function_is_leaf.
2058 (do_link): Likewise.
2059 (do_unlink): Likewise.
2060 (expand_interrupt_handler_prologue): Use ret_regs array.
2061 (expand_interrupt_handler_epilogue): Use ret_regs array and
2062 pass return register to gen_return_internal.
2063 (bfin_expand_epilogue): Pass return register to
2064 gen_return_internal.
2065 (bfin_expand_call): Explicitly clobber RETS.
2066 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
2067 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
2068 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
2069 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
2071 (return_internal): Take a reg rtx rather than the register number.
2073 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
2075 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
2076 when comparing against estimated_loop_iterations_int return.
2078 2009-09-03 Richard Guenther <rguenther@suse.de>
2080 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
2081 eh_personality_libfunc.
2083 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2085 * tree-parloops.c (separate_decls_in_region): Add space.
2087 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2089 * tree-parloops.c (separate_decls_in_region): Change the condition
2090 checking if there are reductions in the loop.
2092 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
2094 PR tree-optimization/38275
2095 * tree-parloops.c (parallelize_loops): Replace profitability condition
2096 for expected number of iterations.
2098 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2100 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
2101 (bootstrap-debug): Explain conditions in which it becomes default.
2102 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
2105 2009-09-03 Namhyung Kim <namhyung@gmail.com>
2107 * doc/invoke.texi (Optimize Options): Move
2108 -finline-small-functions to the -O2 list.
2110 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
2112 * toplev.c (process_options): Enable var-tracking-assignments
2113 by default if var-tracking is enabled.
2115 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2117 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2119 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2120 * rtl.h (prev_nonnote_insn_bb): Declare it.
2122 2009-09-03 Diego Novillo <dnovillo@google.com>
2124 * cgraph.c (cgraph_node_for_decl): New.
2125 * cgraph.h (cgraph_node_for_decl): Declare.
2126 * tree.c (host_integerp): Return 0 if T is NULL.
2128 2009-09-03 Diego Novillo <dnovillo@google.com>
2130 * tree.h (struct alias_pair): Move from varasm.c.
2131 (alias_pairs): Likewise.
2132 (TYPE_MAXVAL): Define.
2133 (TYPE_MINVAL): Define.
2134 (iterative_hash_host_wide_int): Declare.
2135 (remove_unreachable_alias_pairs): Declare.
2136 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2137 * diagnostic.c (default_diagnostic_starter): Make extern.
2138 (default_diagnostic_finalizer): Make extern.
2139 * diagnostic.h (default_diagnostic_starter): Declare.
2140 (default_diagnostic_finalizer): Declare.
2141 (default_tree_printer): Declare.
2142 * toplev.c (default_tree_printer): Make extern.
2144 2009-09-03 Richard Guenther <rguenther@suse.de>
2145 Diego Novillo <dnovillo@google.com>
2147 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2148 * cgraphunit.c (cgraph_expand_function): Do not emit
2149 associated thunks from here.
2150 (cgraph_emit_thunks): New.
2151 (cgraph_optimize): Call it.
2152 Return if any IPA pass finds an error.
2153 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2156 2009-09-03 Simon Baldwin <simonb@google.com>
2157 Rafael Espindola <espindola@google.com>
2158 Richard Guenther <rguenther@suse.de>
2159 Doug Kwan <dougkwan@google.com>
2160 Diego Novillo <dnovillo@google.com>
2162 * tree.c: Include tree-pass.h, langhooks-def.h,
2163 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2164 (free_lang_data_in_type): New.
2165 (need_assembler_name_p): New.
2166 (free_lang_data_in_block): New.
2167 (free_lang_data_in_decl): New.
2168 (struct free_lang_data_d): New.
2169 (add_tree_to_fld_list): New.
2170 (find_decls_types_r): New.
2171 (get_eh_types_for_runtime): New.
2172 (find_decls_types_in_eh_region): New.
2173 (find_decls_types_in_node): New.
2174 (find_decls_types_in_var): New.
2175 (free_lang_data_in_cgraph): New.
2176 (free_lang_data): New.
2177 (gate_free_lang_data): New.
2178 (pass_ipa_free_lang_data): New.
2180 2009-09-03 Diego Novillo <dnovillo@google.com>
2182 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2183 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2184 (lang_hooks): Remove const qualifier.
2185 * ipa.c (cgraph_remove_unreachable_nodes): Call
2186 remove_unreachable_alias_pairs.
2187 * except.c (add_type_for_runtime): Check if TYPE has
2188 already been converted.
2189 (lookup_type_for_runtime): Likewise.
2190 (check_handled): Handle converted types.
2191 * varasm.c (remove_unreachable_alias_pairs): New.
2192 * gimple.c: Include demangle.h.
2193 (gimple_decl_printable_name): New.
2194 (gimple_fold_obj_type_ref): New.
2195 * gimple.h (gimple_decl_printable_name): Declare.
2196 (gimple_fold_obj_type_ref): Declare.
2197 * passes.c (init_optimization_passes): Add pass
2198 pass_ipa_free_lang_data.
2199 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2200 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2202 2009-09-03 Diego Novillo <dnovillo@google.com>
2204 * c-lang.c (lang_hooks): Remove const qualifier.
2206 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2208 * doc/install.texi (*-*-freebsd*): Update target information.
2210 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2212 * hard-reg-set.h (call_fixed_regs): Remove.
2213 * reginfo.c (call_fixed_regs): Remove.
2214 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2215 (globalize_reg): Don't use call_fixed_regs.
2216 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2219 2009-09-01 Michael Matz <matz@suse.de>
2221 * expr.h (emit_storent_insn, expand_expr_real_1,
2222 expand_expr_real_2): Declare.
2223 * expr.c (emit_storent_insn, expand_expr_real_1,
2224 expand_expr_real_2): Export.
2225 (store_expr): Setting and evaluating dont_return_target is useless.
2226 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2227 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2228 * except.c (expand_resx_expr): Rename to ...
2229 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2230 * except.h (expand_resx_stmt): Declare.
2231 * stmt.c: Add include gimple.h
2232 (expand_asm_expr): Rename to ...
2233 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2234 (expand_case): Rewrite to take gimple statement.
2235 * tree.h (expand_asm_stmt): Declare.
2236 (expand_case): Change prototype.
2237 * Makefile.in (stmt.o): Depend on gimple.h.
2238 * builtins.c (expand_builtin_synchronize): Build gimple asm
2239 statement, not an ASM_EXPR.
2240 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2241 gimple_to_tree, release_stmt_tree): Remove.
2242 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2243 ggc_free, but hold comparison code and operands separately.
2244 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2245 (expand_call_stmt, expand_gimple_stmt_1,
2246 expand_gimple_stmt): New helpers.
2247 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2248 release_stmt_tree. Call expand_gimple_stmt instead.
2249 (expand_gimple_basic_block): Ditto.
2251 * calls.c (emit_call_1): Don't look at EH regions here, make
2252 fntree parameter useless.
2253 (expand_call): New local rettype for TREE_TYPE(exp), use it
2254 throughout. Remove local p, use addr instead.
2255 Don't look at EH regions here.
2257 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2259 * doc/invoke.texi (-fsched-pressure): Document it.
2260 (-fsched-reg-pressure-heuristic): Remove it.
2262 * reload.c (ira.h): Include.
2263 (find_reloads): Add choosing reload on number of small spilled
2266 * haifa-sched.c (ira.h): Include.
2267 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2268 saved_reg_pressure, curr_reg_live, saved_reg_live,
2269 region_ref_regs): New variables.
2270 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2271 initiate_reg_pressure_info, setup_ref_regs,
2272 initiate_bb_reg_pressure_info, save_reg_pressure,
2273 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2275 (setup_insn_reg_pressure_info): New function.
2276 (rank_for_schedule): Add pressure checking and insn issue time.
2277 Remove comparison of insn reg weights.
2278 (ready_sort): Set insn reg pressure info.
2279 (update_register_pressure, setup_insn_max_reg_pressure,
2280 update_reg_and_insn_max_reg_pressure,
2281 sched_setup_bb_reg_pressure_info): New functions.
2282 (schedule_insn): Add code for printing and updating reg pressure info.
2283 (find_set_reg_weight, find_insn_reg_weight): Remove.
2284 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2285 (debug_ready_list): Print reg pressure info.
2286 (schedule_block): Ditto. Check insn issue time.
2287 (sched_init): Set up sched_pressure_p. Allocate and set up some
2288 reg pressure related info.
2289 (sched_finish): Free some reg pressure related info.
2290 (fix_tick_ready): Make insn always ready if pressure_p.
2291 (init_h_i_d): Don't call find_insn_reg_weight.
2292 (haifa_finish_h_i_d): Free insn reg pressure info.
2294 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2295 ira_memory_move_cost, ira_class_hard_regs,
2296 ira_class_hard_regs_num, ira_no_alloc_regs,
2297 ira_available_class_regs, ira_reg_class_cover_size,
2298 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2300 * ira-lives.c (single_reg_class): Check mode to find how many
2301 registers are necessary for operand.
2302 (ira_implicitly_set_insn_hard_regs): New.
2304 * common.opt (fsched-pressure): New options.
2305 (fsched-reg-pressure-heuristic): Remove.
2307 * ira.c (setup_eliminable_regset): Rename to
2308 ira_setup_eliminable_regset. Make it external.
2309 (expand_reg_info): Pass cover class to setup_reg_classes.
2310 (ira): Call resize_reg_info instead of allocate_reg_info.
2312 * sched-deps.c: Include ira.h.
2313 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2314 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2315 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2316 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2317 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2318 mark_insn_reg_store, mark_insn_reg_clobber,
2319 setup_insn_reg_pressure_info): New.
2320 (sched_analyze_1): Update implicit_reg_pending_uses.
2321 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2322 Use them to create dependencies. Set insn reg uses and pressure
2323 info. Process reg_pending_uses in one place.
2324 (free_deps): Free implicit sets.
2325 (remove_from_deps): Remove implicit sets if necessary. Check
2326 implicit sets when clearing reg_last_in_use.
2327 (init_deps_global): Clear implicit_reg_pending_clobbers and
2328 implicit_reg_pending_uses.
2330 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2331 ira_memory_move_cost, ira_class_hard_regs,
2332 ira_class_hard_regs_num, ira_no_alloc_regs,
2333 ira_available_class_regs, ira_reg_class_cover_size,
2334 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2335 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2336 ira_implicitly_set_insn_hard_regs): New prototypes.
2338 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2339 cost_elements_num): New variables.
2340 (allocno_costs, total_costs): Rename to costs and
2341 total_allocno_costs.
2342 (COSTS_OF_ALLOCNO): Rename to COSTS.
2343 (allocno_pref): Rename to pref.
2344 (allocno_pref_buffer): Rename to pref_buffer.
2345 (common_classes): Rename to regno_cover_class.
2347 (record_reg_classes): Set allocno attributes only if allocno_p.
2348 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2349 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2350 and COSTS_OF_ALLOCNO.
2351 (print_costs): Rename to print_allocno_costs.
2352 (print_pseudo_costs): New.
2353 (process_bb_node_for_costs): Split into 2 functions with new
2354 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2355 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2356 new parameter dump_file. Use cost_elements_num instead of
2357 ira_allocnos_num. Make one iteration if preferred classes were
2358 already calculated for scheduler. Make 2 versions of code
2359 depending on allocno_p.
2360 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2361 regno_cover_class and COSTS instead of common_classes and
2363 (init_costs, finish_costs): New.
2364 (ira_costs): Set up allocno_p and cost_elements_num. Call
2365 init_costs and finish_costs.
2366 (ira_set_pseudo_classes): New.
2368 * rtl.h (allocate_reg_info): Remove.
2369 (resize_reg_info): Change return type.
2370 (reg_cover_class): New.
2371 (setup_reg_classes): Add new parameter.
2373 * sched-int.h (struct deps_reg): New member implicit_sets.
2374 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2375 (INCREASE_BITS): New macro.
2376 (struct reg_pressure_data, struct reg_use_data): New.
2377 (struct _haifa_insn_data): Remove reg_weight. Add members
2378 reg_pressure, reg_use_list, reg_set_list, and
2379 reg_pressure_excess_cost_change.
2380 (struct deps): New member implicit_sets.
2381 (pressure_p): New variable.
2382 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2383 (struct reg_pressure_data, struct reg_use_data): New.
2384 (INSN_REG_WEIGHT): Remove.
2385 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2386 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2387 (sched_init_region_reg_pressure_info,
2388 sched_setup_bb_reg_pressure_info): New prototypes.
2390 * reginfo.c (struct reg_pref): New member coverclass.
2391 (reg_cover_class): New function.
2392 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2393 (reg_info_size): New variable.
2394 (allocate_reg_info): Make static. Setup reg_info_size.
2395 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2396 (setup_reg_classes): Add a new parameter. Setup cover class too.
2398 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2401 * sched-rgn.c (deps_join): Set up implicit_sets.
2402 (schedule_region): Set up region and basic blocks pressure
2405 * passes.c (init_optimization_passes): Move
2406 pass_subregs_of_mode_init before pass_sched.
2408 2009-09-02 Martin Jambor <mjambor@suse.cz>
2410 * tree-sra.c (struct access): New field grp_hint.
2411 (dump_access): Dump grp_hint.
2412 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2414 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2415 those which have been specifically read and somehow written to.
2416 (propagate_subacesses_accross_link): Set grp_hint of right child and
2417 also possibly of the left child.
2419 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2421 * tree-object-size.c (addr_object_size): Always use object_size_type
2422 0 or 2 when determining the pointer pointed object size.
2424 2009-09-02 Richard Guenther <rguenther@suse.de>
2427 2009-08-31 Richard Guenther <rguenther@suse.de>
2429 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2430 to query if the memory regions for memmove overlap.
2431 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2432 asserts on pointers, instead deal with odd trees.
2433 (ptr_derefs_may_alias_p): Likewise.
2434 (refs_may_alias_p_1): Constructor bases also never alias.
2436 2009-08-01 Christian Bruel <christian.bruel@st.com>
2439 2009-07-31 Christian Bruel <christian.bruel@st.com>
2440 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2442 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2444 * doc/invoke.texi (-fvar-tracking-assignments): New.
2445 (-fvar-tracking-assignments-toggle): New.
2446 (-fdump-final-insns=file): Mark filename as optional.
2447 (--param min-nondebug-insn-uid): New.
2448 (-gdwarf-@{version}): Mention version 4.
2449 * opts.c (common_handle_option): Accept it.
2450 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2451 * regrename.c (regrename_optimize): Drop last. Don't count debug
2452 insns as uses. Don't reject change because of debug insn.
2453 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2454 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2455 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2456 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2457 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2458 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2459 * doc/gimple.texi (is_gimple_debug): New.
2460 (gimple_debug_bind_p): New.
2461 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2462 * doc/install.texi (bootstrap-debug): More details.
2463 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2464 (bootstrap-debug-lib): More details.
2465 (bootstrap-debug-ckovw): Update.
2466 (bootstrap-time): New.
2467 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2468 (insert_phi_nodes_for): Insert debug stmts.
2469 (rewrite_stmt): Take iterator. Insert debug stmts.
2470 (rewrite_enter_block): Adjust.
2471 (maybe_replace_use_in_debug_stmt): New.
2472 (rewrite_update_stmt): Use it.
2473 (mark_use_interesting): Return early for debug stmts.
2474 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2475 stmts before replacing stmt.
2476 (move_computations_stmt): Likewise.
2477 * ira-conflicts.c (add_copies): Skip debug insns.
2478 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2479 (regstat_bb_compute_ri): Skip debug insns.
2480 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2481 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2482 check_loop_closed_ssa_stmt): Skip debug stmts.
2483 * tree-tailcall.c (find_tail_calls): Likewise.
2484 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2485 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2486 (build_var_debug_value_stat): Declare.
2487 (build_var_debug_value): Define.
2488 (target_for_debug_bind): Declare.
2489 * reload.c (find_equiv_reg): Skip debug insns.
2490 * rtlanal.c (reg_used_between_p): Skip debug insns.
2491 (side_effects_p): Likewise.
2492 (canonicalize_condition): Likewise.
2493 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2494 insns never depend on debug insns.
2495 (create_ddg_dep_no_link): Likewise.
2496 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2497 Don't add inter-loop dependencies for debug insns.
2498 (build_intra_loop_deps): Likewise.
2499 (create_ddg): Count debug insns.
2500 * ddg.h (struct ddg::num_debug): New.
2501 (num_backargs): Pair up with previous int field.
2502 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2503 -fcompare-debug-second.
2504 * final.c (get_attr_length_1): Skip debug insns.
2505 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2506 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2507 (driver_self_specs): Map -fdump-final-insns to
2508 -fdump-final-insns=..
2509 (get_local_tick): New.
2510 (compare_debug_dump_opt_spec_function): Test for . argument and
2511 compute output name. Compute temp output spec without flag name.
2512 Compute -frandom-seed.
2513 (OPT): Undef after use.
2514 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2515 (average_num_loop_insns): Likewise.
2516 * params.h (MIN_NONDEBUG_INSN_UID): New.
2517 * gimple.def (GIMPLE_DEBUG): New.
2518 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2519 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2520 (merge_in_block): Fix whitespace.
2521 * toplev.c (flag_var_tracking): Update comment.
2522 (flag_var_tracking_assignments): New.
2523 (flag_var_tracking_assignments_toggle): New.
2524 (process_options): Don't open final insns dump file if we're not
2525 going to write to it. Compute defaults for var_tracking.
2526 * df-scan.c (df_insn_rescan_debug_internal): New.
2527 (df_uses_record): Handle debug insns.
2528 * haifa-sched.c (ready): Initialize n_debug.
2529 (contributes_to_priority): Skip debug insns.
2530 (dep_list_size): New.
2532 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2533 they're ready. Disregard previous debug insns to make decisions.
2534 (queue_insn): Never queue debug insns.
2535 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2536 (schedule_insn): Don't reject debug insns because of issue rate.
2537 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2538 (queue_to_ready): Skip and discount debug insns.
2539 (choose_ready): Let debug insns through.
2540 (schedule_block): Check boundary debug insns. Discount debug
2541 insns, schedule them early. Adjust whitespace.
2542 (set_priorities): Check for boundary debug insns.
2543 (add_jump_dependencies): Use dep_list_size.
2544 (prev_non_location_insn): New.
2545 (check_cfg): Use it.
2546 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2548 (remove_unused_ivs): Reset debug stmts.
2549 * modulo-sched.c (const_iteration_count): Skip debug insns.
2550 (res_MII): Discount debug insns.
2551 (loop_single_full_bb_p): Skip debug insns.
2552 (sms_schedule): Likewise.
2553 (sms_schedule_by_order): Likewise.
2554 (ps_has_conflicts): Likewise.
2555 * caller-save.c (refmarker_fn): New.
2556 (save_call_clobbered_regs): Replace regs with saved mem in
2558 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2559 Call refmarker_fn mark for hardregnos.
2560 (mark_reg_as_referenced): New.
2561 (replace_reg_with_saved_mem): New.
2562 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2563 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2565 (cse_extended_basic_block): Skip debug insns.
2566 (count_reg_usage): Likewise.
2567 (is_dead_reg): New, split out of...
2568 (set_live_p): ... here.
2569 (insn_live_p): Use it for debug insns.
2570 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2571 (execute_optimize_stdarg): Likewise.
2572 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2573 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2574 changes in debug stmts as changes.
2575 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2576 (moveup_expr): Don't move across debug insns. Don't move
2577 debug insn if it would create a bookkeeping block.
2578 (moveup_expr_cached): Don't use cache for debug insns that
2579 are heads of blocks.
2580 (compute_av_set_inside_bb): Skip debug insns.
2581 (sel_rank_for_schedule): Schedule debug insns first. Remove
2583 (block_valid_for_bookkeeping_p); Support lax searches.
2584 (create_block_for_bookkeeping): Adjust block numbers when
2585 encountering debug-only blocks.
2586 (find_place_for_bookkeeping): Deal with debug-only blocks.
2587 (generate_bookkeeping_insn): Accept no place to insert.
2588 (remove_temp_moveop_nops): New argument full_tidying.
2589 (prepare_place_to_insert): Deal with debug insns.
2590 (advance_state_on_fence): Debug insns don't start cycles.
2591 (update_boundaries): Take fence as argument. Deal with
2593 (schedule_expr_on_boundary): No full_tidying on debug insns.
2594 (fill_insns): Deal with debug insns.
2595 (track_scheduled_insns_and_blocks): Don't count debug insns.
2596 (need_nop_to_preserve_insn_bb): New, split out of...
2597 (remove_insn_from_stream): ... this.
2598 (fur_orig_expr_not_found): Skip debug insns.
2599 * rtl.def (VALUE): Move up.
2601 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2602 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2603 Set it if debug stmts are found.
2604 (statement_sink_location): Skip debug stmts. Propagate
2605 moving defs into debug stmts.
2606 * ifcvt.c (first_active_insn): Skip debug insns.
2607 (last_active_insns): Likewise.
2608 (cond_exec_process_insns): Likewise.
2609 (noce_process_if_block): Likewise.
2610 (check_cond_move_block): Likewise.
2611 (cond_move_convert_if_block): Likewise.
2612 (block_jumps_and_fallthru_p): Likewise.
2613 (dead_or_predicable): Likewise.
2614 * dwarf2out.c (debug_str_hash_forced): New.
2615 (find_AT_string): Add comment.
2616 (gen_label_for_indirect_string): New.
2617 (get_debug_string_label): New.
2618 (AT_string_form): Use it.
2619 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2620 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2621 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2622 several operations that cannot be represented with DWARF opcodes.
2623 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2624 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2625 (dwarf2out_var_location): Take during-call mark into account.
2626 (output_indirect_string): Update comment. Output if there are
2627 label and references.
2628 (prune_indirect_string): New.
2629 (prune_unused_types): Call it if debug_str_hash_forced.
2630 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2631 (dw_long_long_const): Remove.
2632 (struct dw_val_struct): Change val_long_long type to rtx.
2633 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2634 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2635 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2636 component instead of HOST_BITS_PER_LONG.
2637 (output_loc_operands): Likewise. For const8* assert
2638 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2639 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2640 rather than HOST_BITS_PER_LONG is >= 64.
2641 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2643 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2644 HOST_BITS_PER_LONG for dw_val_class_long_long.
2645 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2646 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2647 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2649 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2650 Handle DW_OP_implicit_value.
2651 (extract_int): Move prototype earlier.
2652 (mem_loc_descriptor): For SUBREG punt if inner
2653 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2654 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2655 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2656 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2657 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2658 instead of Pmode size.
2659 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2660 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2661 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2662 (concat_loc_descriptor, concatn_loc_descriptor,
2663 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2664 (add_location_or_const_value_attribute): Likewise. For single
2665 location loc_lists attempt to use add_const_value_attribute
2666 for constant decls. Add DW_AT_const_value even if
2667 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2669 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2670 (control_flow_insn_p): Likewise.
2671 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2672 (separate_decls_in_region_debug_bind): New.
2673 (separate_decls_in_region): Process debug bind stmts afterwards.
2674 * recog.c (verify_changes): Handle debug insns.
2675 (extract_insn): Likewise.
2676 (peephole2_optimize): Skip debug insns.
2677 * dse.c (scan_insn): Skip debug insns.
2678 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2680 (setup_id_for_insn): Handle debug insns.
2681 (maybe_tidy_empty_bb): Adjust whitespace.
2682 (tidy_control_flow): Skip debug insns.
2683 (sel_remove_insn): Adjust for debug insns.
2684 (sel_estimate_number_of_insns): Skip debug insns.
2685 (create_insn_rtx_from_pattern): Handle debug insns.
2686 (create_copy_of_insn_rtx): Likewise.
2687 * sel-sched-.h (sel_bb_end): Declare.
2688 (sel_bb_empty_or_nop_p): New.
2689 (get_all_loop_exits): Use it.
2690 (_eligible_successor_edge_p): Likewise.
2691 (return_nop_to_pool): Adjust.
2692 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2693 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2694 * gimple-pretty-print.c (dump_gimple_debug): New.
2695 (dump_gimple_stmt): Use it.
2696 (dump_bb_header): Skip gimple debug stmts.
2697 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2698 (fixup_match_2): Likewise.
2699 (regmove_backward_pass): Likewise. Simplify combined
2700 replacement. Handle debug insns.
2701 * function.c (instantiate_virtual_regs): Handle debug insns.
2702 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2703 * print-rtl.h: Include cselib.h.
2704 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2705 * df.h (df_inns_rescan_debug_internal): Declare.
2706 * gcse.c (alloc_hash_table): Estimate n_insns.
2707 (cprop_insn): Don't regard debug insns as changes.
2708 (bypass_conditional_jumps): Skip debug insns.
2709 (one_pre_gcse_pass): Adjust.
2710 (one_code_hoisting_pass): Likewise.
2711 (compute_ld_motion_mems): Skip debug insns.
2712 (one_cprop_pass): Adjust.
2713 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2714 (if_convertible_stmt_p): Handle debug stmts.
2715 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2716 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2717 * ira-build.c (create_bb_allocnos): Skip debug insns.
2718 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2719 (has_single_use): Likewise.
2720 (single_imm_use): Likewise.
2721 (num_imm_uses): Likewise.
2722 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2723 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2724 (create_outofssa_var_map): Likewise.
2725 * lower-subreg.c (adjust_decomposed_uses): New.
2726 (resolve_debug): New.
2727 (decompose_multiword_subregs): Use it.
2728 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2729 * emit-rtl.c: Include params.h.
2730 (cur_debug_insn_uid): Define.
2731 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2732 (copy_rtx_if_shared_1): Handle debug insns.
2733 (reset_used_flags): Likewise.
2734 (set_used_flags): LIkewise.
2735 (get_max_insn_count): New.
2736 (next_nondebug_insn): New.
2737 (prev_nondebug_insn): New.
2738 (make_debug_insn_raw): New.
2739 (emit_insn_before_noloc): Handle debug insns.
2740 (emit_jump_insn_before_noloc): Likewise.
2741 (emit_call_insn_before_noloc): Likewise.
2742 (emit_debug_insn_before_noloc): New.
2743 (emit_insn_after_noloc): Handle debug insns.
2744 (emit_jump_insn_after_noloc): Likewise.
2745 (emit_call_insn_after_noloc): Likewise.
2746 (emit_debug_insn_after_noloc): Likewise.
2747 (emit_insn_after): Take loc from earlier non-debug insn.
2748 (emit_jump_insn_after): Likewise.
2749 (emit_call_insn_after): Likewise.
2750 (emit_debug_insn_after_setloc): New.
2751 (emit_debug_insn_after): New.
2752 (emit_insn_before): Take loc from later non-debug insn.
2753 (emit_jump_insn_before): Likewise.
2754 (emit_call_insn_before): Likewise.
2755 (emit_debug_insn_before_setloc): New.
2756 (emit_debug_insn_before): New.
2757 (emit_insn): Handle debug insns.
2758 (emit_debug_insn): New.
2759 (emit_jump_insn): Handle debug insns.
2760 (emit_call_insn): Likewise.
2762 (init_emit): Take min-nondebug-insn-uid into account.
2763 Initialize cur_debug_insn_uid.
2764 (emit_copy_of_insn_after): Handle debug insns.
2765 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2766 location of single rhs in place.
2767 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2768 (floor_sdiv_adjust): New.
2769 (cell_sdiv_adjust): New.
2770 (cell_udiv_adjust): New.
2771 (round_sdiv_adjust): New.
2772 (round_udiv_adjust): New.
2773 (wrap_constant): Moved from cselib.
2774 (unwrap_constant): New.
2775 (expand_debug_expr): New.
2776 (expand_debug_locations): New.
2777 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2779 (gimple_expand_cfg): Expand debug locations.
2780 * cselib.c: Include tree-pass.h.
2781 (struct expand_value_data): New.
2782 (cselib_record_sets_hook): New.
2783 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2784 (cselib_clear_table): Move, and implemnet in terms of...
2785 (cselib_reset_table_with_next_value): ... this.
2786 (cselib_get_next_unknown_value): New.
2787 (discard_useless_locs): Don't discard preserved values.
2788 (cselib_preserve_value): New.
2789 (cselib_preserved_value_p): New.
2790 (cselib_preserve_definitely): New.
2791 (cselib_clear_preserve): New.
2792 (cselib_preserve_only_values): New.
2793 (new_cselib_val): Take rtx argument. Dump it in details.
2794 (cselib_lookup_mem): Adjust.
2795 (expand_loc): Take regs_active in struct. Adjust. Silence
2796 dumps unless details are requested.
2797 (cselib_expand_value_rtx_cb): New.
2798 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2799 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2800 without details. Copy more subregs. Try to resolve values
2801 using a callback. Wrap constants.
2802 (cselib_subst_to_values): Adjust.
2803 (cselib_log_lookup): New.
2804 (cselib_lookup): Call it.
2805 (cselib_invalidate_regno): Don't count preserved values as useless.
2806 (cselib_invalidate_mem): Likewise.
2807 (cselib_record_set): Likewise.
2808 (struct set): Renamed to cselib_set, moved to cselib.h.
2809 (cselib_record_sets): Adjust. Call hook.
2810 (cselib_process_insn): Reset table when it would be cleared.
2811 (dump_cselib_val): New.
2812 (dump_cselib_table): New.
2813 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2814 (remove_forwarder_block): Support moving debug stmts.
2815 * cselib.h (cselib_record_sets_hook): Declare.
2816 (cselib_expand_callback): New type.
2817 (cselib_expand_value_rtx_cb): Declare.
2818 (cselib_reset_table_with_next_value): Declare.
2819 (cselib_get_next_unknown_value): Declare.
2820 (cselib_preserve_value): Declare.
2821 (cselib_preserved_value_p): Declare.
2822 (cselib_preserve_only_values): Declare.
2823 (dump_cselib_table): Declare.
2824 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2825 (try_crossjump_to_edge): Likewise.
2826 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2827 dominated blocks when debug stmts are present.
2828 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2829 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2830 (set_var_live_on_entry): Likewise.
2831 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2832 * cfglayout.c (curr_location, last_location): Make static.
2833 (set_curr_insn_source_location): Don't avoid bouncing.
2834 (get_curr_insn_source_location): New.
2835 (get_curr_insn_block): New.
2836 (duplicate_insn_chain): Handle debug insns.
2837 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2839 * common.opt (fcompare-debug): Move to sort order.
2840 (fdump-unnumbered-links): Likewise.
2841 (fvar-tracking-assignments): New.
2842 (fvar-tracking-assignments-toggle): New.
2843 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2844 because of debug stmts.
2845 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2846 (eliminate_unnecessary_stmts): Walk dominated blocks before
2848 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2849 * ira.c (memref_used_between_p): Skip debug insns.
2850 (update_equiv_regs): Likewise.
2851 * sched-deps.c (sd_lists_size): Accept empty list.
2852 (sd_init_insn): Mark debug insns.
2853 (sd_finish_insn): Unmark them.
2854 (sd_add_dep): Reject non-debug deps on debug insns.
2855 (fixup_sched_groups): Give debug insns group treatment.
2857 (sched_analyze_reg): Don't mark debug insns for sched before call.
2858 (sched_analyze_2): Handle debug insns.
2859 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2861 (deps_analyze_insn): Handle debug insns.
2862 (deps_start_bb): Skip debug insns.
2863 (init_deps): Initialize last_debug_insn.
2864 * tree-ssa.c (target_for_debug_bind): New.
2865 (find_released_ssa_name): New.
2866 (propagate_var_def_into_debug_stmts): New.
2867 (propagate_defs_into_debug_stmts): New.
2868 (verify_ssa): Skip debug bind stmts without values.
2869 (warn_uninialized_vars): Skip debug stmts.
2870 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2871 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2872 (rtx_equal_p): Likewise.
2873 * ira-costs.c (scan_one_insn): Skip debug insns.
2874 (process_bb_node_for_hard_reg_moves): Likewise.
2875 * rtl.h (DEBUG_INSN_P): New.
2876 (NONDEBUG_INSN_P): New.
2877 (MAY_HAVE_DEBUG_INSNS): New.
2878 (INSN_P): Accept debug insns.
2879 (RTX_FRAME_RELATED_P): Likewise.
2880 (INSN_DELETED_P): Likewise
2881 (PAT_VAR_LOCATION_DECL): New.
2882 (PAT_VAR_LOCATION_LOC): New.
2883 (PAT_VAR_OCATION_STATUS): New.
2884 (NOTE_VAR_LOCATION_DECL): Reimplement.
2885 (NOTE_VAR_LOCATION_LOC): Likewise.
2886 (NOTE_VAR_LOCATION_STATUS): Likewise.
2887 (INSN_VAR_LOCATION): New.
2888 (INSN_VAR_LOCATION_DECL): New.
2889 (INSN_VAR_LOCATION_LOC): New.
2890 (INSN_VAR_LOCATION_STATUS): New.
2891 (gen_rtx_UNKNOWN_VAR_LOC): New.
2892 (VAR_LOC_UNKNOWN_P): New.
2893 (NOTE_DURING_CALL_P): New.
2894 (SCHED_GROUP_P): Accept debug insns.
2895 (emit_debug_insn_before): Declare.
2896 (emit_debug_insn_before_noloc): Declare.
2897 (emit_debug_insn_beore_setloc): Declare.
2898 (emit_debug_insn_after): Declare.
2899 (emit_debug_insn_after_noloc): Declare.
2900 (emit_debug_insn_after_setloc): Declare.
2901 (emit_debug_insn): Declare.
2902 (make_debug_insn_raw): Declare.
2903 (prev_nondebug_insn): Declare.
2904 (next_nondebug_insn): Declare.
2905 (delegitimize_mem_from_attrs): Declare.
2906 (get_max_insn_count): Declare.
2907 (wrap_constant): Declare.
2908 (unwrap_constant): Declare.
2909 (get_curr_insn_source_location): Declare.
2910 (get_curr_insn_block): Declare.
2911 * tree-inline.c (insert_debug_decl_map): New.
2912 (processing_debug_stmt): New.
2913 (remap_decl): Don't create new mappings in debug stmts.
2914 (remap_gimple_op_r): Don't add references in debug stmts.
2915 (copy_tree_body_r): Likewise.
2916 (remap_gimple_stmt): Handle debug bind stmts.
2917 (copy_bb): Skip debug stmts.
2918 (copy_edges_for_bb): Likewise.
2919 (copy_debug_stmt): New.
2920 (copy_debug_stmts): New.
2921 (copy_body): Copy debug stmts at the end.
2922 (insert_init_debug_bind): New.
2923 (insert_init_stmt): Take id. Skip and emit debug stmts.
2924 (setup_one_parameter): Remap variable earlier, register debug mapping.
2925 (estimate_num_insns): Skip debug stmts.
2926 (expand_call_inline): Preserve debug_map.
2927 (optimize_inline_calls): Check for no debug_stmts left-overs.
2928 (unsave_expr_now): Preserve debug_map.
2929 (copy_gimple_seq_and_replace_locals): Likewise.
2930 (tree_function_versioning): Check for no debug_stmts left-overs.
2931 Init and destroy debug_map as needed. Split edges unconditionally.
2932 (build_duplicate_type): Init and destroy debug_map as needed.
2933 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2934 (struct copy_body_data): Add debug_stmts and debug_map.
2935 * sched-int.h (struct ready_list): Add n_debug.
2936 (struct deps): Add last_debug_insn.
2937 (DEBUG_INSN_SCHED_P): New.
2938 (BOUNDARY_DEBUG_INSN_P): New.
2939 (SCHEDULE_DEBUG_INSN_P): New.
2940 (sd_iterator_cond): Accept empty list.
2941 * combine.c (create_log_links): Skip debug insns.
2942 (combine_instructions): Likewise.
2943 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2944 return value is always unshared.
2945 (struct rtx_subst_pair): New.
2946 (auto_adjust_pair): New.
2947 (propagate_for_debug_subst): New.
2948 (propagate_for_debug): New.
2949 (try_combine): Skip debug insns. Propagate removed defs into
2951 (next_nonnote_nondebug_insn): New.
2952 (distribute_notes): Use it. Skip debug insns.
2953 (distribute_links): Skip debug insns.
2954 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2955 * resource.c (mark_target_live_regs): Likewise.
2956 * var-tracking.c: Include cselib.h and target.h.
2957 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2959 (micro_operation_type_name): New.
2960 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2961 (struct micro_operation_def): Update comments.
2962 (decl_or_value): New type. Use instead of decls.
2963 (struct emit_note_data_def): Add vars.
2964 (struct attrs_def): Use decl_or_value.
2965 (struct variable_tracking_info_def): Add permp, flooded.
2966 (struct location_chain_def): Update comment.
2967 (struct variable_part_def): Use decl_or_value.
2968 (struct variable_def): Make var_part a variable length array.
2970 (scratch_regs): New.
2971 (cselib_hook_called): New.
2972 (dv_is_decl_p): New.
2973 (dv_is_value_p): New.
2976 (dv_as_opaque): New.
2977 (dv_onepart_p): New.
2979 (IS_DECL_CODE): New.
2980 (check_value_is_not_decl): New.
2981 (dv_from_decl): New.
2982 (dv_from_value): New.
2983 (dv_htab_hash): New.
2984 (variable_htab_hash): Use it.
2985 (variable_htab_eq): Support values.
2986 (variable_htab_free): Free from the right pool.
2987 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2988 (attrs_list_union): Adjust.
2989 (attrs_list_mpdv_union): New.
2990 (tie_break_pointers): New.
2991 (canon_value_cmp): New.
2992 (unshare_variable): Return possibly-modified slot.
2993 (vars_copy_1): Adjust.
2994 (var_reg_decl_set): Adjust. Split out of...
2995 (var_reg_set): ... this.
2996 (get_init_value): Adjust.
2997 (var_reg_delete_and_set): Adjust.
2998 (var_reg_delete): Adjust.
2999 (var_regno_delete): Adjust.
3000 (var_mem_decl_set): Split out of...
3001 (var_mem_set): ... this.
3002 (var_mem_delete_and_set): Adjust.
3003 (var_mem_delete): Adjust.
3007 (variable_union): Adjust. Speed up merge of 1-part vars.
3008 (variable_canonicalize): Use unshared slot.
3009 (VALUED_RECURSED_INTO): New.
3010 (find_loc_in_1pdv): New.
3011 (struct dfset_merge): New.
3012 (insert_into_intersection): New.
3013 (intersect_loc_chains): New.
3015 (canonicalize_loc_order_check): New.
3016 (canonicalize_values_mark): New.
3017 (canonicalize_values_star): New.
3018 (variable_merge_over_cur): New.
3019 (variable_merge_over_src): New.
3020 (dataflow_set_merge): New.
3021 (dataflow_set_equiv_regs): New.
3022 (remove_duplicate_values): New.
3023 (struct dfset_post_merge): New.
3024 (variable_post_merge_new_vals): New.
3025 (variable_post_merge_perm_vals): New.
3026 (dataflow_post_merge_adjust): New.
3027 (find_mem_expr_in_1pdv): New.
3028 (dataflow_set_preserve_mem_locs): New.
3029 (dataflow_set_remove_mem_locs): New.
3030 (dataflow_set_clear_at_call): New.
3031 (onepart_variable_different_p): New.
3032 (variable_different_p): Use it.
3033 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
3034 (track_expr_p): Add need_rtl parameter. Don't generate rtl
3036 (track_loc_p): Pass it true.
3037 (struct count_use_info): New.
3038 (find_use_val): New.
3039 (replace_expr_with_values): New.
3041 (use_type): New, partially split out of...
3042 (count_uses): ... this. Count new micro-ops.
3043 (count_uses_1): Adjust.
3044 (count_stores): Adjust.
3045 (count_with_sets): New.
3046 (VAL_NEEDS_RESOLUTION): New.
3047 (VAL_HOLDS_TRACK_EXPR): New.
3048 (VAL_EXPR_IS_COPIED): New.
3049 (VAL_EXPR_IS_CLOBBERED): New.
3050 (add_uses): Adjust. Generate new micro-ops.
3051 (add_uses_1): Adjust.
3052 (add_stores): Generate new micro-ops.
3053 (add_with_sets): New.
3054 (find_src_status): Adjust.
3055 (find_src_set_src): Adjust.
3056 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
3057 Handle new micro-ops. Canonicalize value equivalances.
3058 (vt_find_locations): Compute total size of hash tables for
3059 dumping. Perform merge for var-tracking-assignments. Don't
3060 disregard single-block loops.
3061 (dump_attrs_list): Handle decl_or_value.
3062 (dump_variable): Take variable. Deal with decl_or_value.
3063 (dump_variable_slot): New.
3064 (dump_vars): Use it.
3065 (dump_dataflow_sets): Adjust.
3066 (set_slot_part): New, extended to support one-part variables
3067 after splitting out of...
3068 (set_variable_part): ... this.
3069 (clobber_slot_part): New, split out of...
3070 (clobber_variable_part): ... this.
3071 (delete_slot_part): New, split out of...
3072 (delete_variable_part): .... this.
3073 (check_wrap_constant): New.
3074 (vt_expand_loc_callback): New.
3075 (vt_expand_loc): New.
3076 (emit_note_insn_var_location): Adjust. Handle values. Handle
3077 EMIT_NOTE_AFTER_CALL_INSN.
3078 (emit_notes_for_differences_1): Adjust. Handle values.
3079 (emit_notes_for_differences_2): Likewise.
3080 (emit_notes_for_differences): Adjust.
3081 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
3082 Adjust. Handle new micro-ops.
3083 (vt_add_function_parameters): Adjust. Create and bind values.
3084 (vt_initialize): Adjust. Initialize scratch_regs and
3085 valvar_pool, flooded and perm.. Initialize and use cselib. Log
3086 operations. Move some code to count_with_sets and add_with_sets.
3087 (delete_debug_insns): New.
3088 (vt_debug_insns_local): New.
3089 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
3091 (var_tracking_main): If var-tracking-assignments is enabled
3092 but var-tracking isn't, delete debug insns and leave. Likewise
3093 if we exceed limits or fail the stack adjustments tests, and
3094 after all var-tracking processing.
3095 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
3096 (dataflow_set): Add traversed_vars.
3097 (value_chain, const_value_chain): New typedefs.
3098 (value_chain_pool, value_chains): New variables.
3099 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
3100 add_value_chains, add_cselib_value_chains, remove_value_chain,
3101 remove_value_chains, remove_cselib_value_chains): New functions.
3102 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
3103 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
3105 (shared_hash_find_slot_unshare, shared_hash_find_slot,
3106 shared_hash_find_slot_noinsert, shared_hash_find): Update.
3107 (dst_can_be_shared): New variable.
3108 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
3109 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
3110 different from set->vars, look up slot again instead of using the
3112 (dataflow_set_init): Initialize traversed_vars.
3113 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3114 lookup if set->vars is shared. Don't keep slot cleared before
3115 calling unshare_variable. Unshare set->vars if needed. Adjust
3116 unshare_variable callers. Clear dst_can_be_shared if needed.
3117 Even ->refcount == 1 vars must be unshared if set->vars is shared
3118 and var needs to be modified.
3119 (dataflow_set_union): Set traversed_vars during canonicalization.
3120 (VALUE_CHANGED, DECL_CHANGED): Define.
3121 (set_dv_changed, dv_changed_p): New static inlines.
3122 (track_expr_p): Clear DECL_CHANGED.
3123 (dump_dataflow_sets): Set it.
3124 (variable_was_changed): Call set_dv_changed.
3125 (emit_note_insn_var_location): Likewise.
3126 (changed_variables_stack): New variable.
3127 (check_changed_vars_1, check_changed_vars_2): New functions.
3128 (emit_notes_for_changes): Do nothing if changed_variables is
3129 empty. Traverse changed_variables with check_changed_vars_1,
3130 call check_changed_vars_2 on each changed_variables_stack entry.
3131 (emit_notes_in_bb): Add SET argument. Just clear it at the
3132 beginning, use it instead of local &set, don't destroy it at the end.
3133 (vt_emit_notes): Call dataflow_set_clear early on all
3134 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3135 computed set, dataflow_set_clear also VTI(bb)->in when we are
3136 done with the basic block. Initialize changed_variables_stack,
3137 free it afterwards. If ENABLE_CHECKING verify that after noting
3138 differences to an empty set value_chains hash table is empty.
3139 (vt_initialize): Initialize value_chains and value_chain_pool.
3140 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3141 (variable_tracking_main): Call dump_dataflow_sets before calling
3142 vt_emit_notes, not after it.
3143 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3144 (propagate_var_def_into_debug_stmts): Declare.
3145 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3146 (df_set_note): Reject debug insns.
3147 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3148 add notes to debug insns.
3149 (df_note_bb_compute): Adjust. Likewise.
3150 (df_simulate_uses): Skip debug insns.
3151 (df_simulate_initialize_backwards): Likewise.
3152 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3153 (subst_stack_regs_pat): Reject debug insns.
3154 (convert_regs_1): Handle debug insns.
3155 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3156 (print-rtl.o): Depend on cselib.h.
3157 (cselib.o): Depend on TREE_PASS_H.
3158 (var-tracking.o): Depend on cselib.h and TARGET_H.
3159 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3160 (init_ready_list): Skip boundary debug insns.
3161 (add_branch_dependences): Skip debug insns.
3162 (free_block_dependencies): Check for blocks with only debug insns.
3163 (compute_priorities): Likewise.
3164 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3165 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3167 (gimple_build_debug_bind_stat): New.
3168 (empty_body_p): Skip debug stmts.
3169 (gimple_has_side_effects): Likewise.
3170 (gimple_rhs_has_side_effects): Likewise.
3171 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3172 (gimple_build_debug_bind_stat): Declare.
3173 (gimple_build_debug_bind): Define.
3174 (is_gimple_debug): New.
3175 (gimple_debug_bind_p): New.
3176 (gimple_debug_bind_get_var): New.
3177 (gimple_debug_bind_get_value): New.
3178 (gimple_debug_bind_get_value_ptr): New.
3179 (gimple_debug_bind_set_var): New.
3180 (gimple_debug_bind_set_value): New.
3181 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3182 (gimple_debug_bind_reset_value): New.
3183 (gimple_debug_bind_has_value_p): New.
3184 (gsi_next_nondebug): New.
3185 (gsi_prev_nondebug): New.
3186 (gsi_start_nondebug_bb): New.
3187 (gsi_last_nondebug_bb): New.
3188 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3189 (print_insn): Handle DEBUG_INSN.
3190 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3191 of first insn prevail.
3192 (first_stmt): Skip debug stmts.
3193 (first_non_label_stmt): Likewise.
3194 (last_stmt): Likewise.
3195 (has_zero_uses_1): New.
3196 (single_imm_use_1): New.
3197 (verify_gimple_debug): New.
3198 (verify_types_in_gimple_stmt): Handle debug stmts.
3199 (verify_stmt): Likewise.
3200 (debug_loop_num): Skip debug stmts.
3201 (remove_edge_and_dominated_blocks): Remove dominators last.
3202 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3203 (linearize_expr): Likewise.
3204 * config/i386/i386.c (ix86_delegitimize_address): Call
3205 default implementation.
3206 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3207 (group_barrier_needed): Skip debug insns.
3208 (emit_insn_group_barriers): Likewise.
3209 (emit_all_insn_group_barriers): Likewise.
3210 (ia64_variable_issue): Handle debug insns.
3211 (ia64_dfa_new_cycle): Likewise.
3212 (final_emit_insn_group_barriers): Skip debug insns.
3213 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3214 def cfa without frame.
3215 (process_set): Likewise.
3216 (process_for_unwind_directive): Pass frame on.
3217 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3218 (rs6000_delegitimize_address): New.
3219 (rs6000_debug_adjust_cost): Handle debug insns.
3220 (is_microcoded_insn): Likewise.
3221 (is_cracked_insn): Likewise.
3222 (is_nonpipeline_insn): Likewise.
3223 (insn_must_be_first_in_group): Likewise.
3224 (insn_must_be_last_in_group): Likewise.
3225 (force_new_group): Likewise.
3226 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3227 contains only debug insns.
3228 (rtl_merge_blocks): Skip debug insns.
3229 (purge_dead_edges): Likewise.
3230 (rtl_block_ends_with_call_p): Skip debug insns.
3231 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3232 (mark_reg_dependencies): Skip debug insns.
3233 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3234 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3235 * tree-ssa-threadedge.c
3236 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3237 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3238 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3239 (copyprop_hardreg_forward_1): Handle debug insns.
3240 * reload1.c (reload): Skip debug insns. Replace unassigned
3241 pseudos in debug insns with their equivalences.
3242 (eliminate_regs_in_insn): Skip debug insns.
3243 (emit_input_reload_insns): Skip debug insns at first, adjust
3245 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3246 (get_indirect_ref_operands): Pass opf_no_vops on.
3247 (get_expr_operands): Likewise. Skip debug stmts.
3248 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3250 2009-09-01 Richard Henderson <rth@redhat.com>
3252 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3253 stmt_ends_pp_p statements at least once.
3254 * tree-vrp.c (vrp_initialize): Likewise.
3255 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3257 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3260 Fix AIX bootstrap after PR debug/30161
3261 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3262 that is a GNU extension.
3263 (tmpl_value_parm_die_table): Move the definition of this global
3264 outside #ifdef DWARF2_DEBUGGING_INFO region.
3266 2009-09-01 Richard Guenther <rguenther@suse.de>
3268 * tree.c (tree_expr_size): New function.
3269 * tree.h (tree_expr_size): Declare.
3270 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3271 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3272 * langhooks.c (lhd_expr_size): Remove.
3273 * langhooks.h (struct lang_hooks): Remove expr_size.
3274 * explow.c (expr_size): Use tree_expr_size.
3275 (int_expr_size): Likewise.
3276 * langhooks-def.h (lhd_expr_size): Remove.
3277 (LANG_HOOKS_EXPR_SIZE): Likewise.
3278 (LANG_HOOKS_INITIALIZER): Adjust.
3280 2009-09-01 Richard Guenther <rguenther@suse.de>
3282 * tree-flow.h (mark_addressable): Move declaration ...
3283 * tree.h (mark_addressable): ... here.
3284 * stmt.c (expand_asm_operands): Use mark_addressable, not
3285 lang_hooks.mark_addressable.
3286 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3287 LANG_HOOKS_MARK_ADDRESSABLE.
3288 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3289 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3291 2009-08-31 Chris Demetriou <cgd@google.com>
3293 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3294 vectorize if not TARGET_SSE2.
3296 2009-08-31 DJ Delorie <dj@redhat.com>
3298 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3299 registers if no coprocessor is enabled.
3301 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3304 * cgraph.h (cgraph_get_node): Declare ...
3305 * cgraph.c (cgraph_get_node): ... new function.
3306 * dwarf2out.c (gen_generic_params_dies,
3307 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3308 make_ith_pack_parameter_name,
3309 append_entry_to_tmpl_value_parm_die_table,
3310 gen_remaining_tmpl_value_param_die_attribute): New functions.
3311 (gen_subprogram_die): Generate debug info for template parameters
3312 if debug info level is higher than DINFO_LEVEL_TERSE.
3313 Use tree_add_const_value_attribute_for_decl instead of
3314 tree_add_const_value_attribute.
3315 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3316 instead of tree_add_const_value_attribute.
3317 (gen_struct_or_union_type_die): Generate debug
3318 info for template parameters if debug info level is higher than
3320 (tree_add_const_value_attribute): Handle integral and pointer
3321 constants. Update comment.
3322 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3323 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3324 (reference_to_unused): Fix thinko. Remove redundant predicates from
3326 (tree_add_const_value_attribute): Make this work for constant
3328 tree_add_const_value_attribute_for_decl is to be used for variable
3330 (add_location_or_const_value_attribute): Use
3331 tree_add_const_value_attribute_for_decl now.
3332 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3333 DW_TAG_template_value_param DIEs after function DIEs have been
3335 * langhooks.h (lang_hooks_for_types): Add
3336 get_argument_pack_elems.
3337 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3338 (lang_hooks): Added get_innermost_generic_parms,
3339 get_innermost_generic_args.
3340 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3341 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3342 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3343 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3345 2009-08-31 DJ Delorie <dj@redhat.com>
3347 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3348 it once we start generating the prologue or epilogue.
3349 (mep_call_saves_register): If the frame is locked, re-use
3351 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3352 (mep_expand_prologue): Call it.
3353 (mep_expand_epilogue): Likewise.
3354 (mep_start_function): Use the same logic as mep_expand_prologue.
3355 (mep_pass_by_reference): Make logic more readable.
3356 (mep_return_in_memory): Zero-sized objects are passed in memory.
3357 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3359 2009-08-31 Richard Guenther <rguenther@suse.de>
3361 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3362 to query if the memory regions for memmove overlap.
3363 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3364 asserts on pointers, instead deal with odd trees.
3365 (ptr_derefs_may_alias_p): Likewise.
3366 (refs_may_alias_p_1): Constructor bases also never alias.
3368 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3370 * doc/install.texi (Final install): Adjust reference on where to
3371 order printed manuals.
3373 2009-08-30 Olivier Hainque <hainque@adacore.com>
3375 * dwarf2out.c (switch_to_frame_table_section): Move
3376 definition prior to first use.
3378 2009-08-30 Richard Guenther <rguenther@suse.de>
3380 PR tree-optimization/41186
3381 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3382 (ao_ref_init_from_ptr_and_size): New function.
3383 (ref_maybe_used_by_call_p_1): Be more precise tracking
3384 used ranges for builtin functions.
3385 (ref_maybe_used_by_call_p): Adjust.
3386 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3387 ranges for builtin functions.
3388 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3390 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3393 * fwprop.c (get_reg_use_in): Delete.
3394 (free_load_extend): New function.
3395 (forward_propagate_subreg): Use it.
3397 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3399 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3401 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3404 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3407 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3409 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3410 fini or fini_array section.
3412 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3414 * graphite-dependences.c (graphite_legal_transform_bb): Call
3415 pbb_remove_duplicate_pdrs.
3416 * graphite-poly.c (can_collapse_pdr): Removed.
3417 (pdr_find_duplicate): Removed.
3418 (can_collapse_pdrs): New.
3419 (pbb_remove_duplicate_pdrs): New.
3420 (new_poly_dr): Do not look for duplicates.
3421 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3422 (PBB_PDR_DUPLICATES_REMOVED): New.
3423 (pbb_remove_duplicate_pdrs): Declared.
3425 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3427 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3428 the strides by multiplying by PDR_NB_REFS.
3429 * graphite-poly.c (can_collapse_pdr): New.
3430 (pdr_find_duplicate): New.
3431 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3432 Initialize PDR_NB_REFS.
3433 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3435 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3437 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3440 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3443 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3445 * graphite-dependences.c (pddr_original_scattering): Return NULL
3446 for read-read dependence relations.
3447 * graphite-poly.h (enum poly_dr_type): Fix comment.
3450 (pdr_may_write_p): New.
3452 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3454 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3455 (struct poly_dr): Same.
3456 (new_poly_dr): Same.
3457 * graphite-poly.c (new_poly_dr): Same.
3458 * graphite-dependences.c (dot_deps): Disable call to system.
3460 2009-08-28 Cary Coutant <ccoutant@google.com>
3463 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3464 struct/union/enum types local to a function.
3466 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3467 Sebastian Pop <sebastian.pop@amd.com>
3469 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3470 pbb_strip_mine_time_depth. Changed the implementation so that
3471 transformation is expressed as a transformation on
3472 time (scatttering) dimensions. Also, ensures that the 2d+1
3473 scheduling format is preserved.
3474 (pbb_strip_mine_profitable_p): Profitability is based on the
3475 iteration number of a given time (scattering) dimension,
3476 and not on a original loop depth dimension.
3477 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3478 (pbb_do_strip_mine): Call psct_dynamic_dim.
3479 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3480 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3481 (pbb_nb_dynamic_scattering_transform): New.
3482 (psct_dynamic_dim): New.
3484 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3486 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3487 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3488 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3489 * graphite-interchange.c (build_linearized_memory_access): Same.
3490 (memory_stride_in_loop): Same.
3492 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3494 * graphite-dependences.c (pddr_original_scattering): New.
3495 (graphite_legal_transform_dr): Call pddr_original_scattering.
3498 * graphite-dependences.h (dot_deps): Declared.
3499 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3500 (print_pdr): Print PDR_ID.
3501 * graphite-poly.h (struct poly_dr): Add field id.
3504 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3506 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3508 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3509 not delete the original dependence relation.
3511 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3513 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3514 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3515 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3516 (free_poly_ddr): New.
3517 (pddr_is_empty): New.
3518 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3519 (dependence_polyhedron): Same. Remove useless gcc_assert.
3521 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3522 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3523 * graphite-dependences.h (enum poly_dependence_kind): New.
3524 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3525 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3526 (PDRP_SINK): Renamed PDDR_SINK.
3527 (PDRP_DDP): Renamed PDDR_DDP.
3529 (free_poly_ddr): Declared.
3530 * graphite-poly.c (new_scop): Use the new hash function names.
3531 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3532 into original_pddrs.
3533 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3535 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3537 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3538 bounds with LT_EXPR to make niter analysis more precise on code
3539 generated by Graphite.
3541 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3543 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3544 (graphite_legal_transform_bb): Same.
3545 (poly_drs_may_alias_p): Same.
3547 2009-08-28 Richard Guenther <rguenther@suse.de>
3549 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3551 2009-08-28 Jan Beulich <jbeulich@novell.com>
3553 * config/i386/netware.c: Include langhooks.h.
3554 (i386_nlm_encode_section_info): Simplify.
3555 (netware_override_options): Delete.
3556 * config/i386/netware.h (netware_override_options): Delete
3558 (OVERRIDE_OPTIONS): Delete definition.
3559 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3560 (ASM_COMMENT_START): Define.
3561 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3563 2009-08-28 Jan Beulich <jbeulich@novell.com>
3565 * configure.ac: For in-tree ld, do a plain version check to
3566 determine whether comdat groups are supported.
3567 * configure: Regenerate.
3569 2009-08-28 Olivier Hainque <hainque@adacore.com>
3571 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3572 always defined. Reflect definition or absence of such for
3573 COLLECT_EXPORT_LIST. Readability helper.
3574 (scanfilter): New enum, to help control what symbols
3575 are to be considered or ignored by scan_prog_file.
3576 (enum pass): Rename as "scanpass", moved together with scanfilter
3577 prior to scan_prog_file's prototype.
3578 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3579 Group prototype with the scanpass/scanfilter definitions, factorize
3580 head comments for the several implementations at the prototype.
3581 (main): Reorganize the first pass link control to let AIX
3582 drag only the needed frame tables in executables. Prevent
3583 frame tables collection during the scan aimed at static ctors.
3584 Pre-link and scan for frame tables later to compensate.
3585 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3586 A C statement to issue assembly directives that create a reference
3587 to the given DWARF table identifier label from the current function
3589 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3590 to differentiate first time section entry. Only emit a .data
3591 tables start identifier label the first time around.
3592 (switch_to_frame_table_section): New function. Helper for
3593 output_call_frame_info to switch possibly BACK into the eh_frame
3594 or the debug_frame section depending on FOR_EH.
3595 (output_call_frame_info): Use helper to first enter the proper
3597 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3598 emit a link to the frame table start label from each function
3600 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3601 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3602 * config/rs6000/rs6000-protos.h: Declare it.
3603 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3605 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3607 * config/sh/sh.c (split_branches): Check the result of
3610 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3612 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3613 using -pthread -fopenmp
3615 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3617 * doc/service.texi (service directory): Update URL.
3619 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3621 PR rtl-optimization/40861
3622 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3623 extract word from a multi-word subreg for negative byte positions.
3625 2009-08-27 Tristan Gingold <gingold@adacore.com>
3626 Douglas B Rupp <rupp@gnat.com>
3628 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3629 (SECTION_VMS_OVERLAY): Define.
3630 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3632 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3634 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3635 common_object declarations.
3636 (ia64_section_type_flags): Set section flag for common_object.
3637 * config/ia64/ia64-protos.h
3638 (ia64_vms_output_aligned_decl_common): Declare.
3639 (ia64_vms_elf_asm_named_section): Declare.
3641 2009-08-27 Michael Matz <matz@suse.de>
3643 * expr.c (expand_expr_real_2): New function taking exploded
3644 unary or binary expression, split out from ...
3645 (expand_expr_real_1): ... here. Move over all unary/binary
3646 switch parts to above function, in particular these codes:
3647 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3648 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3649 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3650 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3651 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3652 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3653 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3654 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3655 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3656 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3657 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3658 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3659 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3660 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3661 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3662 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3663 VEC_PACK_FIX_TRUNC_EXPR.
3664 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3667 2009-08-27 Richard Guenther <rguenther@suse.de>
3669 * gengtype.c (main): Handle uint64_t.
3670 * ipa-utils.c (get_base_var): Indent properly.
3671 * tree-ssa-live.c (debug_scope_block): New function.
3672 * tree-flow.h (debug_scope_block): Declare.
3673 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3674 * basic-block.h (enum profile_status): Rename to
3675 enum profile_status_d.
3676 (x_profile_status): Adjust type.
3678 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3681 * dwarf2out.c (get_context_die): Declare this static function.
3682 (gen_type_die_with_usage): Make sure a DIE is a generated for
3683 the context of a typedef.
3685 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3687 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3690 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3692 * config/mips/mips-protos.h (mips_output_sync): Declare.
3693 (mips_sync_loop_insns): Likewise.
3694 (mips_output_sync_loop): Replace first two parameters with an rtx.
3695 * config/mips/mips.c (mips_multi_member): New structure.
3696 (mips_multi_members): New variable.
3697 (mips_multi_start): New function.
3698 (mips_multi_add): Likewise.
3699 (mips_multi_add_insn): Likewise.
3700 (mips_multi_add_label): Likewise.
3701 (mips_multi_last_index): Likewise.
3702 (mips_multi_copy_insn): Likewise.
3703 (mips_multi_set_operand): Likewise.
3704 (mips_multi_write): Likewise.
3705 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3706 (mips_init_print_operand_punct): Update accordingly.
3707 (mips_start_ll_sc_sync_block): New function.
3708 (mips_end_ll_sc_sync_block): Likewise.
3709 (mips_output_sync): Likewise.
3710 (mips_sync_insn1_template): Likewise.
3711 (mips_sync_insn2_template): Likewise.
3712 (mips_get_sync_operand): Likewise.
3713 (mips_process_sync_loop): Likewise.
3714 (mips_output_sync_loop): Use mips_process_sync_loop.
3715 (mips_sync_loop_insns): New function.
3716 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3717 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3718 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3719 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3720 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3721 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3722 (MIPS_SYNC_OLD_OP_12): Likewise.
3723 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3724 (MIPS_SYNC_NEW_OP_12): Likewise.
3725 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3726 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3727 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3728 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3729 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3730 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3731 * config/mips/mips.md (sync_mem): New attribute.
3732 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3733 (sync_exclusive_mask, sync_required_oldval): Likewise.
3734 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3735 (sync_release_barrier): Likewise.
3736 (length): Handle sync loops.
3737 (sync): Use mips_output_sync.
3738 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3739 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3740 and use mips_output_sync_loop.
3741 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3742 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3743 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3744 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3745 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3746 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3747 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3748 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3749 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3751 2009-08-26 Richard Guenther <rguenther@suse.de>
3754 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3755 the types to not match.
3756 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3758 * tree-ssa.c (useless_type_conversion_p): Conversions to
3759 pointers to unprototyped functions are useless.
3761 2009-08-26 Richard Guenther <rguenther@suse.de>
3763 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3764 whole-program condition, prepare to be called for non-globals.
3765 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3766 params build a representative with known type and track its fields.
3768 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3770 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3771 clearing by a taken branch.
3772 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3773 effectively after bbro pass.
3774 (sync_nand<mode>): Ditto.
3775 (sync_old_<fetchop_name><mode>): Ditto.
3776 (sync_old_nand<mode>): Ditto.
3777 (sync_new_<fetchop_name><mode>): Dito.
3778 (sync_new_nand<mode>): Ditto.
3779 (sync_compare_and_swap<mode>_1): Ditto.
3780 (*sync_compare_and_swap<mode>): Ditto.
3781 (sync_lock_test_and_set<mode>_1): Ditto.
3782 ("sync_lock_test_and_set<mode>): Ditto.
3784 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3786 * hwint.h (HOST_LONG_FORMAT): New macro
3787 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3788 Use HOST_PTR_PRINTF.
3789 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3790 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3791 (HOST_PTR_PRINTF): Document.
3793 2009-08-25 Jan Hubicka <jh@suse.cz>
3795 * config/i386/bmmintrin.h: Replace by #error.
3798 Michael Meissner <michael.meissner@amd.com>
3799 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3800 Tony Linthicum <tony.linthicum@amd.com>
3802 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3803 (TARGET_ROUND): New macro for the round/ptest instructions which
3804 are shared between SSE4.1 and SSE5.
3805 (OPTION_MASK_ISA_ROUND): Ditto.
3806 (OPTION_ISA_ROUND): Ditto.
3807 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3808 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3810 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3811 (-mfused-madd): New switch to give users control over whether the
3812 compiler optimizes to use the multiply/add SSE5 instructions.
3814 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3815 (ix86_handle_option): Turn off 3dnow if -msse5.
3816 (override_options): Add SSE5 support.
3817 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3819 (ix86_expand_sse_movcc): Add SSE5 support.
3820 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3821 vector type to the next largest size.
3822 (ix86_expand_sse5_pack): New function to use pperm to pack a
3823 vector type to the next smallest size.
3824 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3825 (IX86_BUILTIN_FMADDSD): Ditto.
3826 (IX86_BUILTIN_FMADDPS): Ditto.
3827 (IX86_BUILTIN_FMADDPD): Ditto.
3828 (IX86_BUILTIN_FMSUBSS): Ditto.
3829 (IX86_BUILTIN_FMSUBSD): Ditto.
3830 (IX86_BUILTIN_FMSUBPS): Ditto.
3831 (IX86_BUILTIN_FMSUBPD): Ditto.
3832 (IX86_BUILTIN_FNMADDSS): Ditto.
3833 (IX86_BUILTIN_FNMADDSD): Ditto.
3834 (IX86_BUILTIN_FNMADDPS): Ditto.
3835 (IX86_BUILTIN_FNMADDPD): Ditto.
3836 (IX86_BUILTIN_FNMSUBSS): Ditto.
3837 (IX86_BUILTIN_FNMSUBSD): Ditto.
3838 (IX86_BUILTIN_FNMSUBPS): Ditto.
3839 (IX86_BUILTIN_FNMSUBPD): Ditto.
3840 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3841 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3842 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3843 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3844 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3845 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3846 (IX86_BUILTIN_PPERM): Ditto.
3847 (IX86_BUILTIN_PERMPS): Ditto.
3848 (IX86_BUILTIN_PERMPD): Ditto.
3849 (IX86_BUILTIN_PMACSSWW): Ditto.
3850 (IX86_BUILTIN_PMACSWW): Ditto.
3851 (IX86_BUILTIN_PMACSSWD): Ditto.
3852 (IX86_BUILTIN_PMACSWD): Ditto.
3853 (IX86_BUILTIN_PMACSSDD): Ditto.
3854 (IX86_BUILTIN_PMACSDD): Ditto.
3855 (IX86_BUILTIN_PMACSSDQL): Ditto.
3856 (IX86_BUILTIN_PMACSSDQH): Ditto.
3857 (IX86_BUILTIN_PMACSDQL): Ditto.
3858 (IX86_BUILTIN_PMACSDQH): Ditto.
3859 (IX86_BUILTIN_PMADCSSWD): Ditto.
3860 (IX86_BUILTIN_PMADCSWD): Ditto.
3861 (IX86_BUILTIN_PHADDBW): Ditto.
3862 (IX86_BUILTIN_PHADDBD): Ditto.
3863 (IX86_BUILTIN_PHADDBQ): Ditto.
3864 (IX86_BUILTIN_PHADDWD): Ditto.
3865 (IX86_BUILTIN_PHADDWQ): Ditto.
3866 (IX86_BUILTIN_PHADDDQ): Ditto.
3867 (IX86_BUILTIN_PHADDUBW): Ditto.
3868 (IX86_BUILTIN_PHADDUBD): Ditto.
3869 (IX86_BUILTIN_PHADDUBQ): Ditto.
3870 (IX86_BUILTIN_PHADDUWD): Ditto.
3871 (IX86_BUILTIN_PHADDUWQ): Ditto.
3872 (IX86_BUILTIN_PHADDUDQ): Ditto.
3873 (IX86_BUILTIN_PHSUBBW): Ditto.
3874 (IX86_BUILTIN_PHSUBWD): Ditto.
3875 (IX86_BUILTIN_PHSUBDQ): Ditto.
3876 (IX86_BUILTIN_PROTB): Ditto.
3877 (IX86_BUILTIN_PROTW): Ditto.
3878 (IX86_BUILTIN_PROTD): Ditto.
3879 (IX86_BUILTIN_PROTQ): Ditto.
3880 (IX86_BUILTIN_PROTB_IMM): Ditto.
3881 (IX86_BUILTIN_PROTW_IMM): Ditto.
3882 (IX86_BUILTIN_PROTD_IMM): Ditto.
3883 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3884 (IX86_BUILTIN_PSHLB): Ditto.
3885 (IX86_BUILTIN_PSHLW): Ditto.
3886 (IX86_BUILTIN_PSHLD): Ditto.
3887 (IX86_BUILTIN_PSHLQ): Ditto.
3888 (IX86_BUILTIN_PSHAB): Ditto.
3889 (IX86_BUILTIN_PSHAW): Ditto.
3890 (IX86_BUILTIN_PSHAD): Ditto.
3891 (IX86_BUILTIN_PSHAQ): Ditto.
3892 (IX86_BUILTIN_FRCZSS): Ditto.
3893 (IX86_BUILTIN_FRCZSD): Ditto.
3894 (IX86_BUILTIN_FRCZPS): Ditto.
3895 (IX86_BUILTIN_FRCZPD): Ditto.
3896 (IX86_BUILTIN_CVTPH2PS): Ditto.
3897 (IX86_BUILTIN_CVTPS2PH): Ditto.
3898 (IX86_BUILTIN_COMEQSS): Ditto.
3899 (IX86_BUILTIN_COMNESS): Ditto.
3900 (IX86_BUILTIN_COMLTSS): Ditto.
3901 (IX86_BUILTIN_COMLESS): Ditto.
3902 (IX86_BUILTIN_COMGTSS): Ditto.
3903 (IX86_BUILTIN_COMGESS): Ditto.
3904 (IX86_BUILTIN_COMUEQSS): Ditto.
3905 (IX86_BUILTIN_COMUNESS): Ditto.
3906 (IX86_BUILTIN_COMULTSS): Ditto.
3907 (IX86_BUILTIN_COMULESS): Ditto.
3908 (IX86_BUILTIN_COMUGTSS): Ditto.
3909 (IX86_BUILTIN_COMUGESS): Ditto.
3910 (IX86_BUILTIN_COMORDSS): Ditto.
3911 (IX86_BUILTIN_COMUNORDSS): Ditto.
3912 (IX86_BUILTIN_COMFALSESS): Ditto.
3913 (IX86_BUILTIN_COMTRUESS): Ditto.
3914 (IX86_BUILTIN_COMEQSD): Ditto.
3915 (IX86_BUILTIN_COMNESD): Ditto.
3916 (IX86_BUILTIN_COMLTSD): Ditto.
3917 (IX86_BUILTIN_COMLESD): Ditto.
3918 (IX86_BUILTIN_COMGTSD): Ditto.
3919 (IX86_BUILTIN_COMGESD): Ditto.
3920 (IX86_BUILTIN_COMUEQSD): Ditto.
3921 (IX86_BUILTIN_COMUNESD): Ditto.
3922 (IX86_BUILTIN_COMULTSD): Ditto.
3923 (IX86_BUILTIN_COMULESD): Ditto.
3924 (IX86_BUILTIN_COMUGTSD): Ditto.
3925 (IX86_BUILTIN_COMUGESD): Ditto.
3926 (IX86_BUILTIN_COMORDSD): Ditto.
3927 (IX86_BUILTIN_COMUNORDSD): Ditto.
3928 (IX86_BUILTIN_COMFALSESD): Ditto.
3929 (IX86_BUILTIN_COMTRUESD): Ditto.
3930 (IX86_BUILTIN_COMEQPS): Ditto.
3931 (IX86_BUILTIN_COMNEPS): Ditto.
3932 (IX86_BUILTIN_COMLTPS): Ditto.
3933 (IX86_BUILTIN_COMLEPS): Ditto.
3934 (IX86_BUILTIN_COMGTPS): Ditto.
3935 (IX86_BUILTIN_COMGEPS): Ditto.
3936 (IX86_BUILTIN_COMUEQPS): Ditto.
3937 (IX86_BUILTIN_COMUNEPS): Ditto.
3938 (IX86_BUILTIN_COMULTPS): Ditto.
3939 (IX86_BUILTIN_COMULEPS): Ditto.
3940 (IX86_BUILTIN_COMUGTPS): Ditto.
3941 (IX86_BUILTIN_COMUGEPS): Ditto.
3942 (IX86_BUILTIN_COMORDPS): Ditto.
3943 (IX86_BUILTIN_COMUNORDPS): Ditto.
3944 (IX86_BUILTIN_COMFALSEPS): Ditto.
3945 (IX86_BUILTIN_COMTRUEPS): Ditto.
3946 (IX86_BUILTIN_COMEQPD): Ditto.
3947 (IX86_BUILTIN_COMNEPD): Ditto.
3948 (IX86_BUILTIN_COMLTPD): Ditto.
3949 (IX86_BUILTIN_COMLEPD): Ditto.
3950 (IX86_BUILTIN_COMGTPD): Ditto.
3951 (IX86_BUILTIN_COMGEPD): Ditto.
3952 (IX86_BUILTIN_COMUEQPD): Ditto.
3953 (IX86_BUILTIN_COMUNEPD): Ditto.
3954 (IX86_BUILTIN_COMULTPD): Ditto.
3955 (IX86_BUILTIN_COMULEPD): Ditto.
3956 (IX86_BUILTIN_COMUGTPD): Ditto.
3957 (IX86_BUILTIN_COMUGEPD): Ditto.
3958 (IX86_BUILTIN_COMORDPD): Ditto.
3959 (IX86_BUILTIN_COMUNORDPD): Ditto.
3960 (IX86_BUILTIN_COMFALSEPD): Ditto.
3961 (IX86_BUILTIN_COMTRUEPD): Ditto.
3962 (IX86_BUILTIN_PCOMEQUB): Ditto.
3963 (IX86_BUILTIN_PCOMNEUB): Ditto.
3964 (IX86_BUILTIN_PCOMLTUB): Ditto.
3965 (IX86_BUILTIN_PCOMLEUB): Ditto.
3966 (IX86_BUILTIN_PCOMGTUB): Ditto.
3967 (IX86_BUILTIN_PCOMGEUB): Ditto.
3968 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3969 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3970 (IX86_BUILTIN_PCOMEQUW): Ditto.
3971 (IX86_BUILTIN_PCOMNEUW): Ditto.
3972 (IX86_BUILTIN_PCOMLTUW): Ditto.
3973 (IX86_BUILTIN_PCOMLEUW): Ditto.
3974 (IX86_BUILTIN_PCOMGTUW): Ditto.
3975 (IX86_BUILTIN_PCOMGEUW): Ditto.
3976 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3977 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3978 (IX86_BUILTIN_PCOMEQUD): Ditto.
3979 (IX86_BUILTIN_PCOMNEUD): Ditto.
3980 (IX86_BUILTIN_PCOMLTUD): Ditto.
3981 (IX86_BUILTIN_PCOMLEUD): Ditto.
3982 (IX86_BUILTIN_PCOMGTUD): Ditto.
3983 (IX86_BUILTIN_PCOMGEUD): Ditto.
3984 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3985 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3986 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3987 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3988 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3989 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3990 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3991 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3992 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3993 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3994 (IX86_BUILTIN_PCOMEQB): Ditto.
3995 (IX86_BUILTIN_PCOMNEB): Ditto.
3996 (IX86_BUILTIN_PCOMLTB): Ditto.
3997 (IX86_BUILTIN_PCOMLEB): Ditto.
3998 (IX86_BUILTIN_PCOMGTB): Ditto.
3999 (IX86_BUILTIN_PCOMGEB): Ditto.
4000 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4001 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4002 (IX86_BUILTIN_PCOMEQW): Ditto.
4003 (IX86_BUILTIN_PCOMNEW): Ditto.
4004 (IX86_BUILTIN_PCOMLTW): Ditto.
4005 (IX86_BUILTIN_PCOMLEW): Ditto.
4006 (IX86_BUILTIN_PCOMGTW): Ditto.
4007 (IX86_BUILTIN_PCOMGEW): Ditto.
4008 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4009 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4010 (IX86_BUILTIN_PCOMEQD): Ditto.
4011 (IX86_BUILTIN_PCOMNED): Ditto.
4012 (IX86_BUILTIN_PCOMLTD): Ditto.
4013 (IX86_BUILTIN_PCOMLED): Ditto.
4014 (IX86_BUILTIN_PCOMGTD): Ditto.
4015 (IX86_BUILTIN_PCOMGED): Ditto.
4016 (IX86_BUILTIN_PCOMFALSED): Ditto.
4017 (IX86_BUILTIN_PCOMTRUED): Ditto.
4018 (IX86_BUILTIN_PCOMEQQ): Ditto.
4019 (IX86_BUILTIN_PCOMNEQ): Ditto.
4020 (IX86_BUILTIN_PCOMLTQ): Ditto.
4021 (IX86_BUILTIN_PCOMLEQ): Ditto.
4022 (IX86_BUILTIN_PCOMGTQ): Ditto.
4023 (IX86_BUILTIN_PCOMGEQ): Ditto.
4024 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4025 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4026 (enum multi_arg_type): New enum for describing the various SSE5
4027 intrinsic argument types.
4028 (bdesc_multi_arg): New table for SSE5 intrinsics.
4029 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4030 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4032 (ix86_expand_builtin): Add SSE5 intrinsic support.
4033 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4034 operand instructions.
4035 (ix86_expand_sse5_multiple_memory): New function to split the
4036 second memory reference from SSE5 instructions.
4037 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4038 (ix86_return_pops_args): Use stdarg_p to determine if the function
4039 has variable arguments.
4040 (ix86_setup_incoming_varargs): Ditto.
4041 (x86_this_parameter): Ditto.
4043 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4045 (ix86_expand_sse5_pack): Ditto.
4046 (ix86_sse5_valid_op_p): Ditto.
4047 (ix86_expand_sse5_multiple_memory): Ditto.
4049 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4050 constant for SSE5 support.
4051 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4052 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4053 (UNSPEC_SSE5_PERMUTE): Ditto.
4054 (UNSPEC_SSE5_ASHIFT): Ditto.
4055 (UNSPEC_SSE5_LSHIFT): Ditto.
4056 (UNSPEC_FRCZ): Ditto.
4057 (UNSPEC_CVTPH2PS): Ditto.
4058 (UNSPEC_CVTPS2PH): Ditto.
4059 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4061 (COM_FALSE_S): Ditto.
4062 (COM_FALSE_P): Ditto.
4063 (COM_TRUE_S): Ditto.
4064 (COM_TRUE_P): Ditto.
4065 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4066 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4068 (memory attribute): Ditto.
4069 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4070 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4071 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4072 (floor<mode>2): Ditto.
4073 (ceil<mode>2): Ditto.
4074 (btrunc<mode>2): Ditto.
4075 (nearbyintdf2): Ditto.
4076 (nearbyintsf2): Ditto.
4077 (sse_setccsf): Disable if SSE5.
4078 (sse_setccdf): Ditto.
4079 (sse5_setcc<mode>): New support for SSE5 conditional move.
4080 (sse5_pcmov_<mode>): Ditto.
4082 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4084 (SSEMODEF2P): Ditto.
4085 (ssemodesuffixf4): New mode attribute for SSE5.
4086 (ssemodesuffixf2s): Ditto.
4087 (ssemodesuffixf2c): Ditto.
4088 (sserotatemax): Ditto.
4089 (ssescalarmode): Ditto.
4090 (sse_maskcmpv4sf3): Disable if SSE5.
4091 (sse_maskcmpv2df3): Ditto.
4092 (sse_vmmaskcmpv4sf3): Ditto.
4093 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
4094 (sse5_vmfmadd<mode>4): Ditto.
4095 (sse5_fmsub<mode>4): Ditto.
4096 (sse5_vmfmsub<mode>4): Ditto.
4097 (sse5_fnmadd<mode>4): Ditto.
4098 (sse5_vmfnmadd<mode>4): Ditto.
4099 (sse5_fnmsub<mode>4): Ditto.
4100 (sse5_vmfnmsub<mode>4): Ditto.
4101 (sse5i_fmadd<mode>4): Ditto.
4102 (sse5i_fmsub<mode>4): Ditto.
4103 (sse5i_fnmadd<mode>4): Ditto.
4104 (sse5i_fnmsub<mode>4): Ditto.
4105 (sse5i_vmfmadd<mode>4): Ditto.
4106 (sse5i_vmfmsub<mode>4): Ditto.
4107 (sse5i_vmfnmadd<mode>4): Ditto.
4108 (sse5i_vmfnmsub<mode>4): Ditto.
4109 (mulv16qi3): Add SSE5 support.
4111 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4112 (sse2_mulv4si3): Disable if SSE5.
4113 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4114 (sse4_1_roundps): Ditto.
4115 (sse4_1_roundsd): Ditto.
4116 (sse4_1_roundss): Ditto.
4117 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4119 (sse_maskcmpsf3): Ditto.
4120 (sse_vmmaskcmpv4sf3): Ditto.
4121 (sse2_maskcmpv2df3): Ditto.
4122 (sse2_maskcmpdf3): Ditto.
4123 (sse2_vmmaskcmpv2df3): Ditto.
4124 (sse2_eq<mode>3): Ditto.
4125 (sse2_gt<mode>3): Ditto.
4126 (sse5_pcmov_<mode>): Add SSE5 support.
4127 (vec_unpacku_hi_v16qi): Ditto.
4128 (vec_unpacks_hi_v16qi): Ditto.
4129 (vec_unpacku_lo_v16qi): Ditto.
4130 (vec_unpacks_lo_v16qi): Ditto.
4131 (vec_unpacku_hi_v8hi): Ditto.
4132 (vec_unpacks_hi_v8hi): Ditto.
4133 (vec_unpacku_lo_v8hi): Ditto.
4134 (vec_unpacks_lo_v8hi): Ditto.
4135 (vec_unpacku_hi_v4si): Ditto.
4136 (vec_unpacks_hi_v4si): Ditto.
4137 (vec_unpacku_lo_v4si): Ditto.
4138 (vec_unpacks_lo_v4si): Ditto.
4139 (sse5_pmacsww): New SSE5 intrinsic insn.
4140 (sse5_pmacssww): Ditto.
4141 (sse5_pmacsdd): Ditto.
4142 (sse5_pmacssdd): Ditto.
4143 (sse5_pmacssdql): Ditto.
4144 (sse5_pmacssdqh): Ditto.
4145 (sse5_pmacsdqh): Ditto.
4146 (sse5_pmacsswd): Ditto.
4147 (sse5_pmacswd): Ditto.
4148 (sse5_pmadcsswd): Ditto.
4149 (sse5_pmadcswd): Ditto.
4150 (sse5_pcmov_<move>): Conditional move support on SSE5.
4151 (sse5_phaddbw): New SSE5 intrinsic insn.
4152 (sse5_phaddbd): Ditto.
4153 (sse5_phaddbq): Ditto.
4154 (sse5_phaddwd): Ditto.
4155 (sse5_phaddwq): Ditto.
4156 (sse5_phadddq): Ditto.
4157 (sse5_phaddubw): Ditto.
4158 (sse5_phaddubd): Ditto.
4159 (sse5_phaddubq): Ditto.
4160 (sse5_phadduwd): Ditto.
4161 (sse5_phadduwq): Ditto.
4162 (sse5_phaddudq): Ditto.
4163 (sse5_phsubbw): Ditto.
4164 (sse5_phsubwd): Ditto.
4165 (sse5_phsubdq): Ditto.
4166 (sse5_pperm): Ditto.
4167 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4168 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4169 (sse5_pperm_sign_v8hi_v4si): Ditto.
4170 (sse5_pperm_zero_v8hi_v4si): Ditto.
4171 (sse5_pperm_sign_v4si_v2di): Ditto.
4172 (sse5_pperm_sign_v4si_v2di): Ditto.
4173 (sse5_pperm_pack_v2di_v4si): Ditto.
4174 (sse5_pperm_pack_v4si_v8hi): Ditto.
4175 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4176 (sse5_perm<mode>): New SSE5 intrinsic insn.
4177 (rotl<mode>3): Ditto.
4178 (sse5_rotl<mode>3): Ditto.
4179 (sse5_ashl<mode>3): Ditto.
4180 (sse5_lshl<mode>3): Ditto.
4181 (sse5_frcz<mode>2): Ditto.
4182 (sse5s_frcz<mode>2): Ditto.
4183 (sse5_cvtph2ps): Ditto.
4184 (sse5_cvtps2ph): Ditto.
4185 (sse5_vmmaskcmp<mode>3): Ditto.
4186 (sse5_com_tf<mode>3): Ditto.
4187 (sse5_maskcmp<mode>3): Ditto.
4188 (sse5_maskcmp_uns<mode>3): Ditto.
4189 (sse5_maskcmp_uns2<mode>3): Ditto.
4190 (sse5_pcom_tf<mode>3): Ditto.
4192 * config/i386/predicates.md (sse5_comparison_float_operator):
4193 New predicate to match the comparison operators supported by
4194 the SSE5 com instruction.
4195 (ix86_comparison_int_operator): New predicate to match just the
4196 signed int comparisons.
4197 (ix86_comparison_uns_operator): New predicate to match just the
4198 unsigned int comparisons.
4200 * doc/invoke.texi (-msse5): Add documentation.
4201 (-mfused-madd): Ditto.
4203 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4205 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4207 (x86_64-*-*): Ditto.
4209 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4211 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4212 intrinisics for SSE5.
4214 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4217 * config/i386/mmintrin-common.h: New file, to contain common
4218 instructions between SSE4.1 and SSE5.
4220 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4221 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4222 (gen_regparm_prefix): Ditto.
4224 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4225 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4226 prototype_p to determine if a function is prototyped.
4228 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4230 * c-common.c (c_common_reswords) add the alignof keyword,
4231 with same RID as __alignof and __alignof__
4233 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4235 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4236 * hooks.c (hook_bool_const_int_const_int_true): New function.
4237 * target.h (struct gcc_target): Add can_eliminate field.
4238 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4239 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4240 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4241 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4242 (elim_table): Revise comment.
4243 * system.h (CAN_ELIMINATE): Poison.
4244 * defaults.h (CAN_ELIMINATE): Remove.
4245 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4247 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4248 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4250 (alpha_vms_can_eliminate): Declare as static, change return type to
4252 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4254 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4255 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4256 (arm_can_eliminate): New function.
4258 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4259 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4260 (avr_can_eliminate): Declare as static.
4261 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4263 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4264 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4265 (bfin_can_eliminate): New function.
4267 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4268 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4269 (crx_can_eliminate): New function.
4271 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4272 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4273 (fr30_can_eliminate): New function.
4275 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4276 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4277 (frv_can_eliminate): New function.
4279 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4280 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4281 (h8300_can_eliminate): New function.
4283 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4284 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4285 (i386_can_eliminate): Declare as static, change return type to bool.
4286 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4288 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4289 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4290 (ia64_can_eliminate): New function.
4292 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4293 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4294 (iq2000_can_eliminate): New function.
4296 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4297 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4298 (m32r_can_eliminate): New function.
4300 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4301 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4302 (m68hc11_can_eliminate): New function.
4304 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4305 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4306 (m68k_can_eliminate): New function.
4308 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4309 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4310 (mep_can_eliminate): New function.
4312 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4313 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4314 (mips_can_eliminate): New function.
4316 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4317 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4318 (rs6000_can_eliminate): New function.
4320 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4321 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4322 (s390_can_eliminate): Declare as static.
4323 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4325 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4326 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4327 (score_can_eliminate): New function.
4329 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4330 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4331 (sparc_can_eliminate): Declare as static.
4332 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4334 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4335 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4336 (xstormy16_can_eliminate): New function.
4338 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4339 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4340 (v850_can_eliminate): New function.
4342 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4344 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4345 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4346 (*movdfcc_ext[1234]): Disable for IEEE mode.
4348 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4350 * gimplify.c (prepare_gimple_addressable): New static function.
4351 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4353 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4354 manually fiddling with it.
4356 2009-08-25 Michael Matz <matz@suse.de>
4358 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4359 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4361 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4362 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4363 (do_jump): Split out code for simple binary comparisons into ...
4364 (do_jump_1): ... this, taking the individual operands and code.
4365 Change callers to helper function above accordingly.
4366 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4369 2009-08-25 Michael Matz <matz@suse.de>
4371 * expr.h (struct separate_ops, sepops): New type for passing
4372 around an exploded simple expression.
4373 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4374 Use this structure instead of expression tree.
4375 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4376 expression, only its type.
4377 (expand_vec_cond_expr): Take type and individual operands instead
4379 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4380 expand_vec_shift_expr): Change prototype accordingly.
4381 * tree-vect-stmts.c (vectorizable_condition): Change call of
4382 expand_vec_cond_expr_p to pass only type.
4383 * expr.c (do_store_flags): Change prototype and implementation
4384 to take an exploded expression.
4385 (expand_expr_real_1): New local ops initialized with details
4386 of the full expression. Use it instead of full
4387 expression in calls to do_store_flags, expand_vec_cond_expr,
4388 expand_widen_pattern_expr and expand_vec_shift_expr.
4390 2009-08-25 Michael Matz <matz@suse.de>
4392 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4393 treeop2 initialized with first three operands of the full expression.
4394 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4396 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4398 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4399 (__gthread_objc_condition_allocate): Mark arguments as unused.
4400 (__gthread_objc_condition_deallocate): Likewise.
4401 (__gthread_objc_condition_wait): Likewise.
4402 (__gthread_objc_condition_broadcast): Likewise.
4403 (__gthread_objc_condition_signal): Likewise.
4404 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4405 (__gthread_objc_thread_id): Likewise.
4407 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4410 * tree-pretty-print.c (print_call_name): Print the correct call name
4411 for procedure pointer components.
4413 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4415 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4416 default_promote_function_mode when not VMS.
4418 2009-08-24 Olivier Hainque <hainque@adacore.com>
4420 * convert.c (convert_to_integer): Don't assume an input pointer is
4421 POINTER_SIZE wide. Fetch from the type instead.
4423 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4425 * configure.ac (AC_PREREQ): Bump to 2.64.
4427 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4429 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4430 (process_command): Don't search standard_exec_prefix_1 and
4431 standard_exec_prefix_2.
4433 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4435 * config/arm/arm.c (output_return_instruction): Handle for
4438 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4440 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4442 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4444 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4445 (*arm_movdf_vfp): Likewise.
4447 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4449 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4450 (vashr<mode>3): Rename from ashr<mode>3.
4451 (vlshr<mode>3): Rename from lshr<mode>3.
4453 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4456 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4457 (check_format_info_main): Use scalar_identify_flag.
4458 (check_format_types): Check for scalar size identity if
4459 scalar_identify_flag is set.
4460 (printf_length_specs): Extend by new field.
4461 (asm_fprintf_length_specs): Likewise.
4462 (gcc_diag_length_specs): Likewise.
4463 (scanf_length_specs): Likewise.
4464 (strfmon_length_specs): Likewise.
4465 (gcc_gfc_length_specs): Likewise.
4466 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4467 (ms_printf_flag_specs): Likewise.
4468 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4470 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4473 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4474 (*call_value_pop_1): Ditto.
4475 (*sibcall_pop_1): New insn pattern.
4476 (*sibcall_value_pop_1): Ditto.
4478 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4481 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4484 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4487 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4488 (get_reg_use_in): New function.
4489 (forward_propagate_subreg): Propagate through subreg of zero_extend
4492 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4494 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4495 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4497 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4499 * configure.ac: Remove --with-datarootdir, --with-docdir,
4500 --with-htmldir switches. No need to call AC_SUBST for
4501 datarootdir, docdir, htmldir any more.
4502 * configure: Regenerate.
4503 * doc/install.texi (Configuration): Document --datarootdir,
4504 --docdir, --htmldir, --pdfdir; update documentation for
4505 --infodir, --mandir.
4506 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4509 * aclocal.m4: Regenerate.
4510 * config.in: Regenerate.
4511 * configure: Regenerate.
4513 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4514 Olivier Hainque <hainque@adacore.com>
4516 * config/ia64/ia64.c: Include libfuncs.h.
4517 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4518 (ia64_expand_call): Use reg 25 on VMS.
4519 (ia64_initialize_trampoline): Fix for VMS ABI.
4520 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4521 (ia64_function_arg): Initialize reg 25 on VMS.
4522 Fix OpenVMS ABI issues for varargs.
4523 For OpenVMS, emit the Argument Information register set in the
4524 incoming/sibcall case as well.
4525 (ia64_arg_type): New function.
4526 (ia64_function_arg_advance): Keep track of cum->words.
4527 Fix OpenVMS ABI issues for varargs.
4528 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4529 (ia64_override_options): Set flag_no_common on VMS.
4530 (ia64_init_builtins): Disable FWRITE builtin.
4531 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4532 (ia64_vms_init_libfuncs): Add decc$ routines.
4533 (ia64_vms_valid_pointer_mode): New function.
4534 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4535 (ia64_promote_function_mode): New function
4536 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4537 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4538 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4539 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4540 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4541 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4542 Suppress trailing '#' if VALUE is numeric.
4543 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4544 ia64_promote_function_mode.
4545 (TARGET_VALID_POINTER_MODE): Define.
4547 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4550 * config/rs6000/rs6000.c (rs6000_override_options): Use
4551 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4554 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4555 reporting of vector + decimal/boolean/complex error.
4557 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4559 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4560 __vector double TYPE_DECL.
4562 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4564 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4565 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4566 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4567 to pointer to enum machine_mode. Update all callers as needed.
4569 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4571 * config/alpha/alpha.md (exception_receiver): Emit alternative
4572 GP load sequence if flag_reorder_blocks_and_partition is set.
4573 (*exception_receiver_2): Also enable when
4574 flag_reorder_blocks_and_partition is set.
4576 2009-08-20 Matt Rice <ratmice@gmail.com>
4577 Diego Novillo <dnovillo@google.com>
4579 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4582 2009-08-20 Richard Guenther <rguenther@suse.de>
4584 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4585 * c-tree.h (c_dup_lang_specific_decl): Remove.
4586 (struct lang_decl, struct lang_type): Move definitions ...
4587 * c-lang.h: ... here. New file.
4588 * c-decl.c: Include c-lang.h.
4589 (c_dup_lang_specific_decl): Remove.
4590 * c-typeck.c: Include c-lang.h.
4591 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4592 (c-typeck.o): Likewise.
4593 * c-config-lang.in (gtfiles): Add c-lang.h.
4594 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4597 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4599 * config/alpha/alpha.c (alpha_end_function): Do not clear
4600 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4601 this is now handled in generic code.
4603 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4605 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4606 (s390_z10_fix_long_loop_prediction): New function.
4607 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4608 (s390_reorg): Walk over the INSNs and invoke
4609 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4611 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4613 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4614 "*brx_64bit", "*brx_31bit"): New patterns.
4615 * config/s390/s390.c ('E'): New output modifier.
4617 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4618 Richard Earnshaw <richard.earnshaw@arm.com>
4620 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4621 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4623 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4625 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4627 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4628 for mode mode of operand0 when doing secondary reload for SAR.
4630 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4633 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4634 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4636 2009-08-19 Jason Merrill <jason@redhat.com>
4638 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4639 supported template depth in C++0x.
4641 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4643 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4644 free_after_compilation.
4645 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4646 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4647 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4648 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4649 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4650 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4651 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4653 2009-08-19 Ian Lance Taylor <iant@google.com>
4655 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4656 of (plus (mult (neg B) C) A).
4658 2009-08-18 Michael Matz <matz@suse.de>
4660 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4661 instead of comparing TYPE_MAIN_VARIANT for equality.
4662 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4663 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4664 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4665 * gimplify.c (goa_lhs_expr_p): Ditto and use
4666 STRIP_USELESS_TYPE_CONVERSION.
4668 2009-08-18 Michael Matz <matz@suse.de>
4670 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4671 first field in a struct.
4672 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4674 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4676 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4677 locators before emit_insn is called. Remove assert that
4679 (alpha_end_function): Clear crtl->emit structure and free insn
4680 locators if cfun->is_thunk is true.
4682 2009-08-18 Jason Merrill <jason@redhat.com>
4684 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4686 * configure.ac: Test for it.
4687 * configure, config.in: Regenerate.
4688 * doc/install.texi: Document --enable-gnu-unique-object.
4690 2009-08-18 Richard Guenther <rguenther@suse.de>
4693 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4694 pow(x,y*z) only if x is nonnegative.
4696 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4698 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4702 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4703 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4705 2009-08-17 DJ Delorie <dj@redhat.com>
4707 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4708 * config/m32c/prologue.md (epilogue_freit): New.
4710 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4711 (bank_switch_p): Likewise.
4712 (fast_interrupt_p): Likewise.
4713 (interrupt_p): Likewise.
4714 (m32c_conditional_register_usage): Round memregs size up.
4715 (need_to_save): We only need to save $a0 when we use ENTER.
4716 (interrupt_p): Check for fast_interrupt too.
4717 (bank_switch_p): New.
4718 (fast_interrupt_p): New.
4719 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4720 (m32c_emit_prolog): Support bank switching and fast interrupts.
4721 * doc/extend.texi (Function Attributes): Add bank_switch and
4724 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4726 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4727 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4729 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4731 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4732 (menu): Add IA-64/VMS Options.
4733 (IA-64/VMS Options): Likewise.
4735 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4738 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4740 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4742 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4743 (mips_pop_asm_switch): Likewise.
4744 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4746 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4747 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4748 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4749 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4750 instead of set_noreorder.
4751 (mips_output_function_prologue): Use the new functions.
4752 (mips_output_function_epilogue): Likewise.
4753 (mips_need_noat_wrapper_p): New function, split out from...
4754 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4755 Use mips_push_asm_switch and mips_pop_asm_switch.
4756 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4757 and mips_pop_asm_switch.
4758 (ASM_OUTPUT_REG_POP): Likewise.
4759 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4760 Use mips_pop_asm_switch.
4761 (mips_asm_switch): New structure.
4762 (set_noreorder, set_nomacro): Replace with...
4763 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4764 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4765 instead of set_nomacro.
4766 (fix_truncsfsi2_macro): Likewise.
4767 (cprestore): Likewise.
4768 (hazard): Use mips_noreorder instead of set_noreorder.
4769 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4771 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4773 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4774 from prev_active_insn.
4776 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4778 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4779 * config/avr/avr.c (avr_override_options): Initialize
4780 avr_current_arch variable.
4781 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4782 __AVR_HAVE_16BIT_SP__ according to the device type.
4783 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4785 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4786 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4788 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4791 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4792 generating inlined subroutine die only. We shouldn't be
4793 called for anything else.
4794 (gen_block_die): Don't generate inline subroutine debug info for
4797 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4799 * graphite-poly.c (print_pbb): Print PBB index.
4801 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4804 * graphite-interchange.c (ppl_max_for_le): Moved...
4805 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4806 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4807 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4808 * graphite-ppl.h (ppl_max_for_le): Declared.
4810 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4812 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4813 supported on all platforms.
4814 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4815 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4816 * c-pragma.c: Likewise.
4817 * target-def.h (TARGET_INITIALIZER): Remove
4818 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4819 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4821 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4823 * config/ia64/fde-vms.c: New file.
4824 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4825 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4826 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4827 (uw_frame_state_for): Only register a personality routine if it is
4828 known to be compatible with our expectations.
4829 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4830 Declare unw_table_entry stack variable and
4831 mod all calls to _Unwind_FindTableEntry to add arg.
4832 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4833 (_Unwind_FindTableEntry): Add arg to prototype.
4835 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4837 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4838 field 'signal_pfs_loc'.
4839 (uw_frame_state_for): Remove duplicate code dealing with leaf
4840 procedures without unwind info.
4841 If in the frame after unwinding through a signal handler, restore
4842 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4843 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4844 'pfs_loc' to the AR.PFS location in the signal context; instead
4845 set 'signal_pfs_loc'.
4846 Manually generate the unwind info for the AR.PFS register.
4847 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4848 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4849 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4850 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4851 instead set 'signal_pfs_loc'.
4852 Remove code preventing the AR.PFS register from being restored
4853 from the signal context.
4855 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4856 Tristan Gingold <gingold@adacore.com>
4858 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4859 * config/ia64/t-vms: New file.
4860 * config/ia64/vms64.h: New file.
4861 * config/ia64/vms.h: New file.
4862 * config/ia64/vms-crtinit.asm: New file.
4863 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4864 * config/ia64/vms-unwind.h: New file.
4866 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4868 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4871 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4874 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4876 * real.h (do_mpc_arg2): ... here.
4877 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4880 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4882 * final.c (add_debug_prefix_map): Don't use GC memory for
4883 old_prefix and new_prefix.
4885 2009-08-14 Richard Guenther <rguenther@suse.de>
4887 * ipa-prop.c (compute_complex_pass_through): If we cannot
4888 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4890 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4892 * c-lex.c (c_lex_with_flags): Increase size of local variable
4893 to avoid memory clobber.
4895 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4898 * config/i386/i386.c (ix86_fp_comparison_strategy):
4899 Only enable/disable sahf at function granularity.
4901 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4903 PR rtl-optimization/41064
4904 * reload1.c (reload_as_needed): Don't call extract_insn
4905 for known invalid replacements after calling
4906 validate_replace_rtx_group and verify_changes.
4908 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4911 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4912 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4913 ix86_expand_fp_vcond.
4914 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4915 Assert that operation is supported by ix86_expand_int_vcond.
4916 (vcondu<SSEMODE124C8:mode>): Ditto.
4918 2009-08-13 DJ Delorie <dj@redhat.com>
4920 * config/i386/djgpp-stdint.h: New.
4921 * config.gcc (djgpp): Use it.
4923 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4925 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4926 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4928 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4930 * tree-ssa-loop-prefetch.c
4931 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4932 for long-stride pruning.
4933 (compute_miss_rate): New function to compute the probability
4934 that two memory references access different cache lines.
4936 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4938 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4940 2009-08-13 Richard Guenther <rguenther@suse.de>
4943 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4944 use the constant pointer type.
4945 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4946 of CV qualifiers on the target pointer type.
4947 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4948 conversion check before restrict check.
4950 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4953 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4955 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4957 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4959 2009-08-12 Richard Guenther <rguenther@suse.de>
4961 PR tree-optimization/41011
4962 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4963 and reference constructing.
4965 2009-08-12 Xinliang David Li <davidxl@google.com>
4967 PR tree-optimization/41012
4968 * tree-flow.h : New external interface.
4969 * gimple-low.c (check_call_arg): Change to public function.
4970 Remove argument mismatch check in lowering.
4971 * tree-inline.h (tree_can_inline_p): Interface change.
4972 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4974 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4975 Call change to tree_can_inline_p function.
4976 (cgraph_decide_inlining_incrementally): Ditto.
4978 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4980 PR tree-optimization/41031
4981 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4982 on the partition variable rather than promote_mode on the source
4983 type. Assert that the partition variable's type has the same
4984 mode as the source value's.
4986 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4988 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4989 for for_return == 2.
4990 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4992 * calls.c (expand_call): Fix typo.
4993 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4995 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4997 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4998 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4999 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
5000 * config/pa/pa.c (pa_promote_function_mode): Likewise.
5002 2009-08-12 Andrew Haley <aph@redhat.com>
5004 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
5006 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5009 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
5011 2009-08-12 Richard Guenther <rguenther@suse.de>
5013 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
5014 * gimplify.c (gimplify_modify_expr): Do not use
5015 lang_hooks.types_compatible_p.
5016 * tree-ssa.c (useless_type_conversion_p): For aggregates
5017 just return false if the canonical types differ.
5019 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5022 * sese.c (convert_for_phi_arg): New.
5023 (add_guard_exit_phis): Use convert_for_phi_arg.
5025 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5027 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
5028 unknown subscript upper bounds.
5030 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5031 Pranav Garg <pranav.garg2107@gmail.com>
5033 * graphite-interchange.c (gather_access_strides): Removed.
5034 (ppl_max_for_le): New.
5035 (build_linearized_memory_access): New.
5036 (memory_stride_in_loop): New.
5037 (pbb_interchange_profitable_p): Reimplemented.
5038 * graphite-ppl.h (ppl_new_id_map): New.
5039 (ppl_interchange): New.
5041 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5043 * graphite-interchange.c (compute_subscript): Removed.
5044 (compute_array_size_cstr): Removed.
5045 (compute_array_size_poly): Removed.
5046 (compute_array_size): Removed.
5047 (gather_access_strides_poly): Removed.
5048 (gather_access_strides): Empty.
5050 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5052 * graphite-dependences.c (dependence_polyhedron_1): Replace
5053 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
5054 (graphite_legal_transform_dr): Same.
5055 (graphite_carried_dependence_level_k): Same.
5056 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
5057 Initialize PDR_NB_SUBSCRIPTS.
5058 (print_pdr_access_layout): Replace pdr_nb_subscripts with
5060 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
5061 (PDR_NB_SUBSCRIPTS): New.
5062 (pdr_nb_subscripts): Removed.
5063 (pdr_dim): Simplified.
5064 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
5065 with PDR_NB_SUBSCRIPTS.
5067 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5069 * graphite-interchange.c (compute_array_size): Remove use of
5071 * graphite-poly.c (new_poly_dr): Remove argument data_container.
5072 Do not initialize PDR_DATA_CONTAINER.
5073 (print_pdr): Do not print PDR_DATA_CONTAINER.
5074 * graphite-poly.h (struct poly_dr): Remove data_container field.
5075 (PDR_DATA_CONTAINER): Removed.
5076 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
5078 (build_poly_dr): Same.
5080 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
5081 Sebastian Pop <sebastian.pop@amd.com>
5083 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
5084 copy of the dependence polyhedron. Free the temporary objects.
5085 (graphite_carried_dependence_level_k): Free unused objects before
5088 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
5089 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
5090 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
5091 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
5092 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
5094 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5096 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
5097 Early return without analyzing the data dependences if no
5098 transform has been done. Call restore_scattering if the transform
5100 (graphite-interchange.c): Same.
5101 * graphite-poly.c (print_scattering_function): Test for
5103 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
5104 (apply_poly_transforms): Do not gcc_assert that
5105 the transform is legal.
5106 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
5107 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
5108 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
5109 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
5110 * graphite-poly.h (struct poly_scattering): New.
5111 (struct poly_bb): Add original, transformed, and saved fields.
5112 Remove transformed_scattering, original_scattering,
5113 nb_local_variables and nb_scattering_transform fields.
5114 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5115 (poly_scattering_new): New.
5116 (poly_scattering_free): New.
5117 (poly_scattering_copy): New.
5118 (store_scattering_pbb): New.
5119 (store_scattering): New.
5120 (restore_scattering_pbb): New.
5121 (restore_scattering): New.
5122 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5123 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5125 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5127 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5130 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5132 * Makefile.in (graphite.o): Depends on PREDICT_H.
5133 * graphite.c: Include predict.h.
5134 (graphite_finalize): Call tree_estimate_probability.
5135 * predict.c (predict_loops): Do not call scev_initialize and
5137 (tree_estimate_probability_bb): New.
5138 (tree_estimate_probability): Do not initialize loops: move that
5139 code to the driver. Call tree_estimate_probability_bb.
5140 (tree_estimate_probability_driver): New.
5141 (pass_profile): Use tree_estimate_probability_driver.
5142 * predict.h (tree_estimate_probability): Declared.
5144 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5146 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5147 * graphite-dependences.c (graphite_legal_transform): Add time to
5148 TV_GRAPHITE_DATA_DEPS.
5149 (dependency_between_pbbs_p): Same.
5150 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5152 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5154 PR rtl-optimization/41033
5155 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5156 aliasing is disabled.
5158 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5160 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5161 si_mask_operand, and_load_operand, low_bitmask_operand,
5162 and_reg_operand, and_operand): New predicates.
5163 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5164 * config/mips/mips.c (and_operands_ok): New function.
5165 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5166 * config/mips/mips.md (move_type): Add ext_ins and logical.
5167 (type): Handle them.
5168 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5169 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5170 shift_shift. Remove commutative constraint modifier.
5171 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5173 (*clear_upper32_dext): Remove define_insn_and_split.
5174 (*clear_upper32): Turn this define_insn_and_split ...
5175 (splitter for ANDing register with 0xffff_ffff): .. into this.
5177 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5179 * combine.c (try_widen_shift_mode): Factor out code to check if an
5180 integer constant is a low-order bitmask from here ...
5181 * rtlanal.c (low_bitmask_len): ... to here.
5182 * rtl.h (low_bitmask_len): Declare.
5184 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5187 * config/alpha/alpha.md (addsi3): Remove expander.
5188 (addsi3): Rename from *addsi3_internal insn pattern.
5189 (subsi3): Remove expander.
5190 (subsi3): Rename from *subsi3_internal insn pattern.
5192 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5194 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5197 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5198 Eric Botcazou <botcazou@adacore.com>
5199 Douglas B Rupp <rupp@gnat.com>
5201 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5202 that records that fit in 64 bits are returned by immediate value,
5203 as required by OpenVMS Calling Standard.
5204 (function_value): Adjust for above modification.
5205 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5206 virtual_incoming_args_rtx as base object, not next_arg.
5207 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5209 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5211 * reload.c (find_reloads_subreg_address): Check the original
5212 req_equiv_mem address to detect the case where an address is
5213 not valid in the outer mode.
5215 2009-08-11 Richard Guenther <rguenther@suse.de>
5218 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5220 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5222 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5223 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5225 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5226 Douglas B Rupp <rupp@gnat.com>
5228 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5229 PT_STACK when frame_pointer_needed on OpenVMS.
5230 (alpha_pv_save_size, alpha_using_fp): Remove.
5231 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5232 with proper processing for PT_NULL.
5233 (alpha_vms_initial_elimination_offset): New function. Support for
5234 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5235 (alpha_sa_size): Force procedure type to PT_STACK when
5236 frame_pointer_needed on OpenVMS.
5237 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5238 (alpha_using_fp): Likewise.
5239 (alpha_vms_can_eliminate): Add prototype.
5240 (alpha_vms_initial_elimination_offset): Likewise.
5241 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5242 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5244 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5245 Douglas B Rupp <rupp@gnat.com>
5247 * config/alpha/alpha.c (common_object_handler): New function.
5248 (vms_attribute_table): Declare a single attribute "common_object".
5249 (vms_output_aligned_decl_common): New global function.
5250 (SECTION_VMS_OVERLAY): Delete.
5251 (SECTION_VMS_GLOBAL): Likewise.
5252 (SECTION_VMS_INITIALIZE): Likewise.
5253 (vms_asm_named_section): Remove support for above flags.
5254 (vms_section_type_flags): Delete.
5255 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5256 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5257 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5258 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5260 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5263 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5264 (sub_ddmmss): Likewise.
5266 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5269 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5272 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5275 * reload1.c (reload_as_needed): Use cancel_changes to completely
5276 undo a failed replacement attempt.
5278 2009-08-10 Richard Guenther <rguenther@suse.de>
5281 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5282 (useless_type_conversion_p): ... here. Require pointer targets
5285 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5288 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5289 loose the original type of the statement list.
5291 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5293 * config/alpha/alpha.c: Include libfuncs.h
5294 (avms_asm_output_extern): New function.
5295 (alpha_init_libfuncs): Init some decc libfuncs.
5296 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5297 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5298 (DO_CRTL_NAMES): Define.
5300 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5301 (LONG_TYPE_SIZE): Define.
5302 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5303 (SUBTARGET_SWITCHES): Define malloc64 switch.
5304 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5305 (MASK_RETURN_ADDR): Define.
5306 doc/invoke.texi (mmalloc64): Document switch.
5308 2009-08-09 Olivier Hainque <hainque@adacore.com>
5309 Douglas B Rupp <rupp@gnat.com>
5311 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5312 uses_condition_handler.
5313 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5314 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5315 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5316 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5317 (code_for_builtin): New insn codes for the new alpha_builtins.
5318 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5319 (alpha_sa_size): Account for uses_condition_handler.
5320 (alpha_expand_prologue): Likewise.
5321 (alpha_start_function): Likewise.
5322 (alpha_expand_epilogue): Likewise.
5323 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5324 establish/revert expanders.
5325 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5326 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5327 New expander, resorting to the alpha.c associated function.
5328 (builtin_revert_vms_condition_handler): Likewise.
5329 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5330 __gcc_shell_handler, the static VMS condition handler used as
5331 an indirection wrapper to the current dynamically established
5333 * config/alpha/vms-unwind.h: Complete rewrite.
5334 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5335 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5337 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5338 Douglas B Rupp <rupp@gnat.com>
5340 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5341 (alpha_need_linkage): Handle aliases. Return function symbol.
5342 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5343 Use ultimate alias target for the linkage name.
5344 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5345 by alpha_need_linkage for the function symbol.
5346 (setmemdi): Likewise.
5348 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5350 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5351 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5352 (ASM_WEAKEN_LABEL): Define.
5353 (CRT_CALL_STATIC_FUNCTION): Define.
5354 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5355 (ENDFILE_SPEC): Define.
5356 (INIT_SECTION_ASM_OP): Define.
5357 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5358 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5360 (MULTILIB_OSDIRNAMES): Define.
5361 (shlib_version): Define.
5362 (SHLIB_EXT): Define.
5363 (SHLIB_OBJS): Define.
5364 (SHLIB_NAME): Define.
5365 (SHLIB_MULTILIB): Define.
5366 (SHLIB_INSTALL): Define.
5367 (SHLIB_SYMVEC): Define.
5368 (SHLIB_SYMVECX2): Define.
5369 (SHLIB_LINK): Define.
5371 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5373 * config/alpha/alpha.c (alpha_initialize_trampoline):
5374 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5375 (alpha_start_function): Emit transfer address on nested functions
5376 for VMS trampoline call.
5377 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5378 since no longer used.
5379 * config/alpha/vms-tramp.asm: Remove.
5380 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5381 since now only data initialized at runtime.
5383 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5385 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5386 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5387 (MD_EXEC_PREFIX): Remove, no longer used.
5388 (MD_STARTFILE_PREFIX): Likewise.
5389 (INCLUDE_DEFAULTS): Likewise.
5390 * config/alpha/t-vms:
5391 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5393 2009-08-09 Richard Guenther <rguenther@suse.de>
5395 PR tree-optimization/41016
5396 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5397 (operand_precision): Remove.
5398 (integral_operand_p): Likewise.
5399 (recognize_single_bit_test): Adjust.
5401 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5403 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5404 operation overflows. Likewise non-cast unary arithmetic.
5405 If one arm of a conditional expression is always taken,
5406 inhibit evaluation warnings for the other arm. Likewise inhibit
5407 evaluation warnings for the second && or || operand if the first
5408 operand is enough to determine the result.
5409 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5411 (build_binary_op): Prevent duplicate evaluation warnings.
5413 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5415 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5416 and destination have different modes, Use promote_mode to
5417 determine the signedness of the conversion. Assert that the
5418 promoted source mode matches the destination mode. Don't pass
5419 the destination and destination mode to expand_expr if the source
5420 mode is different. Simplify conversion logic.
5422 2009-08-09 Ira Rosen <irar@il.ibm.com>
5424 PR tree-optimization/41008
5425 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5426 from condition only in case it's a comparison. Adjust checks.
5428 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5430 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5431 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5432 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5433 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5434 (dump_cand): Handle them.
5435 (struct iv_cand): New members COST_STEP and AINC_USE.
5436 (stmt_after_increment): Likewise.
5437 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5438 callers changed. Use gimple_uid comparison instead of scanning.
5439 (add_candidate_1): When looking for identical candidates, take
5440 AINC_USE into account. Set it for new candidates.
5441 (force_expr_to_var_cost): Cast target_spill_cost to int.
5442 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5443 All callers changed. Check for availability of autoinc addressing
5444 modes, both in general for a given mode, and in the specific use case.
5445 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5447 (get_computation_cost): Likewise.
5448 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5449 add_autoinc_candidates): New static functions.
5450 (add_candidate): Call add_autoinc_candidates for candidates based on
5452 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5453 (determine_use_iv_cost_address): If we have an autoinc candidate at
5454 the matching use, verify autoinc is possible and subtract the cost
5455 of the candidate's step from the cost.
5456 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5457 member of the candidate.
5458 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5459 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5461 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5463 * config.build (ia64-hp-*vms*): New target.
5464 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5466 * config.gcc (ia64-hp-*vms*): New target.
5467 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5469 * config.host (ia64-hp-*vms*): New target.
5470 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5473 2009-08-08 Richard Guenther <rguenther@suse.de>
5475 PR tree-optimization/40991
5476 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5478 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5480 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5481 mode check. Do truncations in an integer mode.
5482 (force_to_mode): Handle subregs for all mode types. Only do
5483 arithmetic simplifications on integer modes.
5485 2009-08-07 Richard Guenther <rguenther@suse.de>
5487 PR tree-optimization/40999
5488 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5489 (maybe_fold_reference): Lookup constant initializers.
5490 (fold_gimple_assign): Likewise.
5492 2009-08-07 Richard Guenther <rguenther@suse.de>
5494 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5495 that require structural equality defer to the langhook.
5497 2009-08-07 Martin Jambor <mjambor@suse.cz>
5499 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5501 (struct ipa_pass_through_data): New type.
5502 (struct ipa_ancestor_jf_data): New type.
5503 (union jump_func_value): Removed field formal_id, added fields
5504 pass_through and ancestor.
5505 (struct ipa_param_call_note): Changed type of formal_id to int from
5507 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5508 operations jump functions and ancestor jump functions.
5509 (compute_complex_pass_through): New function.
5510 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5511 reflect changes in the jump function strucutre.
5512 (update_jump_functions_after_inlining): Ignore complex pass-through
5513 and ancestor jump functions.
5514 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5515 polynomial pass-through with operation jump functions.
5517 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5519 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5520 fde->dw_fde_begin as begin label instead of hot/cold label.
5521 Use LLSDAC label instead of LLSDA for second section lsda.
5522 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5523 label instead of LLSDA if it is true.
5524 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5526 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5527 SECTION argument. Use it as index into crtl->eh.call_site_record
5529 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5530 use it to determine how to print table entries instead of using
5531 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5532 label instead of normal begin label as base.
5533 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5534 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5535 ensure no EH range spans between sections and that landing pads
5536 are always in the corresponding section.
5537 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5538 for crtl->eh.call_site_record being an array rather than scalar.
5539 (output_one_function_exception_table): New function, copied
5540 from output_function_exception_table. Adjust
5541 dw2_size_of_call_site_table, dw2_output_call_site_table
5542 callers. For SECOND section use *C suffixed labels.
5543 (output_function_exception_table): Call
5544 output_one_function_exception_table and, when doing hot/cold
5545 partitioning, also another time for the second section.
5546 * opts.c: Include except.h.
5547 (decode_options): Allow -freorder-blocks-and-partition with
5548 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5549 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5550 * function.h (struct rtl_eh): Change call_site_record from
5551 scalar into array of 2 elements.
5553 2009-08-07 Martin Jambor <mjambor@suse.cz>
5555 * ipa-prop.c (count_formal_params_1): New function.
5556 (ipa_get_vector_of_formal_parms): New function.
5557 (get_vector_of_formal_parm_types): New function.
5558 (ipa_modify_formal_parameters): New function.
5559 (ipa_modify_call_arguments): New function.
5560 (index_in_adjustments_multiple_times_p): New function.
5561 (ipa_combine_adjustments): New function.
5562 (ipa_dump_param_adjustments): New function.
5563 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5564 (ipa_get_vector_of_formal_parms): Declare.
5565 (ipa_modify_formal_parameters): Declare.
5566 (ipa_modify_call_arguments): Declare.
5567 (ipa_combine_adjustments): Declare.
5568 (ipa_dump_param_adjustments): Declare.
5569 (build_ref_for_offset): Declare.
5570 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5571 * tree-sra.c: Include ipa-prop.c.
5572 (build_ref_for_offset): Make public.
5574 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5576 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5578 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5580 * gcc/doc/extend.texi (__builtin_extract_return_address)
5581 (__builtin_frob_return_address): Document.
5583 2009-08-06 Paul Brook <paul@codesourcery.com>
5585 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5586 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5587 implementation on ARMv6-M.
5589 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5591 * doc/extend.texi (pcs): Document new attribute for ARM.
5593 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5595 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5598 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5600 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5603 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5605 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5607 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5609 Merge ARM/hard_vfp_branch to trunk.
5611 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5613 * arm.c (libcall_eq): New function.
5614 (libcall_hash): New function.
5615 (add_libcall): New function.
5616 (arm_libcall_uses_aapcs_base): New function.
5617 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5618 libcalls using the base PCS.
5619 (arm_init_cumulative_args): Likewise.
5621 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5623 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5624 Use base ABI for conversion libfuncs between HFmode and SFmode.
5626 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5628 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5629 V4SImode as representatives of all 64-bit and 128-bit vector
5630 types. Allow vector types without vector modes.
5631 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5632 without vector modes like BLKmode.
5633 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5634 BLKmode. Avoid unsupported vector modes or TImode moves for
5636 (aapcs_vfp_allocate_return_reg): Likewise.
5637 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5638 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5640 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5642 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5643 (arm_get_pcs_model): Pass attribute arguments to
5644 arm_pcs_from_attribute.
5645 (arm_init_cumulative_args): Use base AAPCS for conversions from
5646 floating-point types to DImode.
5647 (arm_attribute_table): Add pcs attribute.
5648 (arm_handle_pcs_attribute): New.
5649 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5650 conversions from floating-point types to DImode, also declare them
5651 to use base AAPCS and declare functions they call to use base
5652 AAPCS and their RTABI names.
5654 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5656 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5657 -mfloat-abi=hard not being supported for VFP.
5659 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5661 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5662 SYMBOL_REF to hard_libcall_value.
5664 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5665 Richard Earnshaw <rearnsha@arm.com>
5667 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5668 has been put on the stack, all remaining co-processory arguments for
5669 that co-processor also go on the stack.
5671 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5673 * config/arm/arm.c (arm_return_in_memory): Handle returning
5674 vectors of suitable size in registers also for AAPCS case.
5676 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5678 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5680 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5682 ARM Hard-VFP calling convention
5683 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5684 * target.h (gcc_target): Add libcall_value to table of call hooks.
5685 * targhooks.h (default_libcall_value): Default implementation.
5686 * targhooks.c (default_libcall_value): Likewise.
5687 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5688 * optabs.c (expand_unop): Use it.
5689 * expr.h (hard_libcall_value): Pass the function RTX through.
5690 * calls.c (emit_library_call_value_1): Update call to
5692 * explow.c (hard_libcall_value): Use new target hook.
5693 * testsuite/lib/target-supports.exp
5694 (check_effective_target_arm_hard_vfp_ok): New hook.
5695 (check_effective_target_arm_neon_ok): Improve test for neon
5697 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5698 * config/arm/arm.c: Include cgraph.h
5699 (TARGET_FUNCTION_VALUE): Override default hook.
5700 (arm_pcs_default): New variable.
5701 (arm_override_options): Don't fault hard calling convention with VFP.
5702 Add support for AAPCS variants.
5703 (arm_function_value): Make static. Handle AAPCS variants.
5704 (arm_libcall_value): New function.
5705 (arm_apply_result_size): Handle VFP registers in results.
5706 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5708 (pcs_attribute_args): New variable.
5709 (arm_pcs_from_attribute): New function.
5710 (arm_get_pcs_model): New function.
5711 (aapcs_vfp_cum_init): New function.
5712 (aapcs_vfp_sub_candidate): New function.
5713 (aapcs_vfp_is_return_candidate): New function.
5714 (aapcs_vfp_is_call_candidate): New function.
5715 (aapcs_vfp_allocate): New function.
5716 (aapcs_vfp_allocate_return_reg): New function.
5717 (aapcs_vfp_advance): New function.
5718 (aapcs_cp_arg_layout): New variable.
5719 (aapcs_select_call_coproc): New function.
5720 (aapcs_select_return_coproc): New function.
5721 (aapcs_allocate_return_reg): New function.
5722 (aapcs_libcall_value): New function.
5723 (aapcs_layout_arg): New function.
5724 (arm_init_cumulative_args): Initialize AAPCS args data.
5725 (arm_function_arg): Handle AAPCS variants using new interface.
5726 (arm_arg_parital_bytes): Likewise.
5727 (arm_function_arg_advance): New function.
5728 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5729 calling conventions.
5730 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5731 * arm.h (NUM_VFP_ARG_REGS): Define.
5732 (LIBCALL_VALUE): Update.
5733 (FUNCTION_VALUE): Delete.
5734 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5735 (arm_pcs): New enum.
5736 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5737 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5738 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5739 * arm-protos.h (arm_function_arg_advance): Add.
5740 (aapcs_libcall_value): Add.
5741 (arm_function_value): Delete.
5743 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5744 H.J. Lu <hongjiu.lu@intel.com>
5747 * config/i386/i386.c (standard_sse_mode_p): Remove.
5748 (standard_sse_constant_p): Return 2 for integer mode
5749 vector_all_ones_operand when SSE2 is enabled.
5750 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5751 (ix86_expand_vector_move): Do not check for negative values from
5752 standard_sse_constant_p.
5754 2009-08-06 Richard Guenther <rguenther@suse.de>
5756 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5757 array type comparisons frontend independent.
5758 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5759 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5760 out array reference lower bound and element size operands.
5761 (ao_ref_init_from_vn_reference): Properly compute the offset
5762 for ARRAY_RANGE_REF.
5763 (vn_reference_fold_indirect): Fill out array reference lower
5764 bound and element size operands.
5765 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5766 a non gimple valued reference operand which can happen for
5767 array reference lower bound or element size.
5768 (create_component_ref_by_pieces_1): Properly generate the
5769 element size operand for array references.
5771 2009-08-06 Richard Guenther <rguenther@suse.de>
5773 PR tree-optimization/40964
5774 * tree.c (iterative_hash_host_wide_int): Export.
5775 * tree.h (iterative_hash_host_wide_int): Declare.
5776 * tree-ssa-structalias.c (heapvar_map): New struct.
5777 (heapvar_map_eq): New function.
5778 (heapvar_map_hash): Likewise.
5779 (heapvar_lookup): Adjust.
5780 (heapvar_insert): Likewise.
5781 (make_constraint_from_heapvar): Allow multiple heap variables
5782 per decl at different offsets.
5783 (init_alias_heapvars): Adjust.
5785 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5787 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5788 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5789 trailing sync if TARGET_SYNC_AFTER_SC.
5791 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5793 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5794 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5795 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5796 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5797 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5798 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5799 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5800 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5801 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5802 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5803 the prototype declaration match the definition.
5804 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5805 instructions explicitly. Add barrier_before and operands
5807 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5808 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5809 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5810 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5811 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5812 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5814 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5816 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5818 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5819 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5822 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5825 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5827 PR rtl-optimization/40924
5828 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5829 make sure canon_rtx (mem_address) isn't simpler than
5830 canon_rtx (expanded_mem_address).
5832 2009-08-05 Li Feng <nemokingdom@gmail.com>
5834 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5836 (build_scop_drs): Build alias set for each SCoP.
5838 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5840 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5841 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5842 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5843 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5844 (BASE_DRIVER_SELF_SPECS): Likewise.
5846 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5848 * tree-ssa-alias.c: Fix some comment typos.
5850 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5852 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5853 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5855 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5858 * simplify-rtx.c (simplify_binary_operation_1): Disable
5859 simplifications for decimal float operations.
5861 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5864 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5865 operand of INDIRECT_REF.
5867 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5869 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5870 constants referencing TLS symbols.
5872 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5874 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5875 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5877 2009-08-03 Richard Guenther <rguenther@suse.de>
5879 * tree.c (make_vector_type): Build a main variant first,
5880 get the canonical one and then build the variant.
5881 * tree-ssa.c (useless_type_conversion_p_1): Handle
5883 (useless_type_conversion_p): Conversions to pointers to
5884 incomplete record types are useless.
5886 2009-08-03 Richard Guenther <rguenther@suse.de>
5888 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5889 file will be created.
5890 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5891 * toplev.c (compile_file): Adjust comment.
5893 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5895 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5896 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5897 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5898 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5899 (sh_promote_function_mode): Fix typo.
5901 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5903 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5905 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5907 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5908 declaration arguments.
5910 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5912 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5913 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5914 (ix86_split_ashl): Ditto.
5915 (ix86_expand_vector_init_one_nonzero): Ditto.
5916 (ix86_expand_vector_set): Ditto.
5917 (ix86_expand_reduc_v4sf): Ditto.
5919 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5921 * explow.c (promote_function_mode): Remove assert.
5922 * config/sh/sh.c (sh_promote_function_mode): Declare.
5924 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5926 * config/pa/pa.c (pa_promote_function_mode): Declare.
5927 Change to static. Fix promote_mode call.
5929 * gthr-dce.h (CONST_CAST2): Define if not defined.
5930 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5932 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5934 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5936 * expr.c (store_constructor): Use promote_decl_mode. Remove
5937 now write-only variable unsignedp.
5938 (expand_expr_real_1): Use promote_decl_mode.
5939 * expr.h (promote_function_mode, promote_decl_mode): New.
5940 (promote_mode): Remove last argument.
5941 * function.c (assign_temp): Drop last argument of promote_mode.
5942 (assign_parm_find_data_types): Use promote_function_mode.
5943 (assign_parm_setup_reg): Likewise.
5944 (expand_function_end): Use promote_function_mode.
5945 * calls.c (initialize_argument_information): Use promote_function_mode.
5946 (precompute_arguments): Use promote_mode instead of checking if
5947 only PROMOTE_FUNCTION_MODE is defined.
5948 (expand_call): When making sibcall decisions, use promote_function_mode.
5949 Below, remove an if for targetm.calls.promote_function_return and
5950 and use promote_function_mode.
5951 (emit_library_call_value_1): Use promote_function_mode, fix bug
5952 where promote_mode was passed FOR_CALL == 0 for a return value in an
5954 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5955 * explow.c (promote_function_mode, promote_decl_mode): New.
5956 (promote_mode): Keep only the FOR_CALL == 0 case.
5957 * combine.c (setup_incoming_promotion): Remove test of
5958 promote_function_args. Use promote_function_mode.
5959 * stmt.c (expand_value_return): Use promote_decl_mode.
5960 (expand_decl): Use promote_decl_mode.
5962 * expr.c (store_constructor): Use promote_decl_mode. Remove
5963 now write-only variable unsignedp.
5964 (expand_expr_real_1): Use promote_decl_mode.
5965 * expr.h (promote_function_mode, promote_decl_mode): New.
5966 (promote_mode): Remove last argument.
5967 * function.c (assign_temp): Drop last argument of promote_mode.
5968 (assign_parm_find_data_types): Use promote_function_mode.
5969 (assign_parm_setup_reg): Likewise.
5970 (expand_function_end): Use promote_function_mode.
5971 * calls.c (initialize_argument_information): Use promote_function_mode.
5972 (precompute_arguments): Use promote_mode instead of checking if
5973 only PROMOTE_FUNCTION_MODE is defined.
5974 (expand_call): When making sibcall decisions, use promote_function_mode.
5975 Below, remove an if for targetm.calls.promote_function_return and
5976 and use promote_function_mode.
5977 (emit_library_call_value_1): Use promote_function_mode, fix bug
5978 where promote_mode was passed FOR_CALL == 0 for a return value in an
5980 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5981 * explow.c (promote_function_mode, promote_decl_mode): New.
5982 (promote_mode): Keep only the FOR_CALL == 0 case.
5983 * combine.c (setup_incoming_promotion): Remove test of
5984 promote_function_args. Use promote_function_mode.
5985 * stmt.c (expand_value_return): Use promote_decl_mode.
5986 (expand_decl): Use promote_decl_mode.
5988 * explow.c (promote_function_mode): Just call the target hook.
5989 * targhooks.c (default_promote_function_mode,
5990 default_promote_function_mode_always_promote): New.
5991 * targhooks.h (default_promote_function_mode,
5992 default_promote_function_mode_always_promote): Declare.
5993 * target.h (promote_function_args, promote_function_return): Remove.
5994 (promote_function_mode): New.
5995 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5996 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5997 (TARGET_PROMOTE_FUNCTION_MODE): New.
5998 (TARGET_CALLS): Adjust.
5999 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
6000 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
6002 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
6003 * config/s390/s390.c (s390_promote_function_mode): ... here,
6004 with pointer handling.
6005 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6006 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6008 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
6009 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
6010 with pointer handling.
6011 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6012 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6014 * config/sh/sh-protos.h (sh_promote_function_mode): New.
6015 * config/sh/sh.c (sh_promote_function_mode): New.
6016 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6017 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6019 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
6020 * config/cris/cris.c (cris_promote_function_mode): ... here.
6021 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6022 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6024 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
6025 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
6026 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6027 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
6029 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
6030 * config/arm/arm.c (arm_promote_function_mode): ... here, without
6031 complex type handling.
6032 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6033 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6035 * config/pa/pa.c (pa_promote_function_mode): New.
6036 (TARGET_PROMOTE_FUNCTION_MODE): Define.
6037 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6039 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
6040 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
6041 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
6042 * config/xtensa/xtensa.c: Likewise.
6043 * config/stormy16/stormy16.c: Likewise.
6044 * config/iq2000/iq2000.c: Likewise.
6045 * config/rs6000/rs6000.c: Likewise.
6046 * config/picochip/picochip.c: Likewise.
6047 * config/arc/arc.c: Likewise.
6048 * config/mcore/mcore.c: Likewise.
6049 * config/score/score.c: Likewise.
6050 * config/mips/mips.c: Likewise.
6051 * config/bfin/bfin.c: Likewise.
6052 * config/ia64/ia64.c: Likewise (disabled though).
6054 * config/frv/frv.h: Remove pointless remark.
6056 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
6057 TARGET_PROMOTE_FUNCTION_ARGS,
6058 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
6059 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
6061 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
6063 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
6064 -floop-parallelize-all.
6065 * toplev.c (process_options): Rename flag_graphite_force_parallel to
6066 flag_loop_parallelize_all.
6067 * tree-ssa-loop.c (gate_graphite_transforms): Same.
6068 * graphite.c (graphite_transform_loops): Same.
6070 * graphite-poly.c (apply_poly_transforms): Same.
6072 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
6074 PR tree-optimization/40914
6075 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
6076 if set, then check the delta field of the PMF record.
6077 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
6078 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
6079 call is stored in the delta.
6081 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
6083 * config/mips/mips.md (*clear_upper32_dext): New pattern.
6085 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
6087 * config/i386/bsd.h (ASM_BYTE): New define.
6088 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
6089 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
6090 .byte. Use fputs or putc instead of fprintf where appropriate.
6091 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
6092 fputs or putc instead of fprintf where appropriate.
6093 * config/i386/i386elf.h: Ditto.
6094 * config/i386/sysv4.h: Ditto.
6096 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
6097 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
6098 (*tls_global_dynamic_64): Ditto.
6100 2009-07-31 Christian Bruel <christian.bruel@st.com>
6102 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
6104 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
6106 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
6107 Remove dead code for MINUS.
6109 2009-07-31 Anthony Green <green@moxielogic.com>
6111 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6113 (moxie_expand_epilogue): Ditto for epilogue.
6114 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6116 (moxie_function_arg): Ditto.
6117 (moxie_pass_by_reference): Ditto.
6118 (moxie_arg_partial_bytes): Ditto.
6119 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6120 (FUNCTION_ARG_ADVANCE) Ditto.
6121 (REG_PARM_STACK_SPACE) Ditto.
6122 (FUNCTION_ARG_REGNO_P) Dito.
6124 * config.gcc: Add moxie linux config support.
6125 * gcc/config/moxie/uclinux.h: New file.
6127 2009-07-31 DJ Delorie <dj@redhat.com>
6129 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6130 (UNSPECV_SP_SWITCH_E): New.
6131 (sp_switch_1): Change to an unspec.
6132 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6134 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6135 reference the new stack's address
6137 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6139 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6140 graphite-clast-to-gimple.o, graphite-dependences.o,
6141 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6142 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6143 (graphite-blocking.o,
6144 graphite-clast-to-gimple.o, graphite-dependences.o,
6145 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6146 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6147 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6148 * cfgloop.h (struct loop): Add can_be_parallel field.
6149 * common.opt (fgraphite-identity): Moved up.
6150 (fgraphite-force-parallel): New flag.
6151 * graphite.c: Rewrite.
6152 * graphite.h: Rewrite.
6153 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6155 * toplev.c (graphite_out_file): New file descriptor.
6156 (graphite_in_file): New.
6157 (process_options): flag_graphite_force_parallel cannot be used without
6159 * tree-ssa-loop.c: Include toplev.h.
6160 (gate_graphite_transforms): Enable flag_graphite for
6161 flag_graphite_force_parallel.
6163 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6165 * ChangeLog.graphite: New.
6166 * graphite-blocking.c: New.
6167 * graphite-clast-to-gimple.c: New.
6168 * graphite-clast-to-gimple.h: New.
6169 * graphite-dependences.c: New.
6170 * graphite-dependences.h: New.
6171 * graphite-interchange.c: New.
6172 * graphite-poly.c: New.
6173 * graphite-poly.h: New.
6174 * graphite-ppl.c: New.
6175 * graphite-ppl.h: New.
6176 * graphite-scop-detection.c: New.
6177 * graphite-scop-detection.h: New.
6178 * graphite-sese-to-poly.c: New.
6179 * graphite-sese-to-poly.h: New.
6183 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6185 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6186 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6188 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6190 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6191 (scev_is_linear_expression): Return false if the evolution is not
6192 affine multivariate.
6194 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6196 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6197 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6199 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6201 * tree-data-ref.c (debug_data_references): New.
6202 (debug_data_reference): New.
6203 * tree-data-ref.h (debug_data_references): Declared.
6204 (debug_data_reference): Declared.
6206 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6208 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6209 * tree-data-ref.h (scop_p): Removed.
6210 (struct data_reference): Remove field scop.
6212 (stmt_simple_memref_p): Removed.
6214 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6216 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6217 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6220 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6222 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6224 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6226 * doc/invoke.texi (-fgraphite-identity): Documented.
6228 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6230 * tree-scalar-evolution.c: Fix comment.
6231 (instantiate_scev_1): Return unknow from scev instantiation if the
6232 result is not above instantiate_below.
6234 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6236 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6237 static anymore. Instantiate the symbols that may have been introduced
6239 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6242 2009-07-30 DJ Delorie <dj@redhat.com>
6244 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6245 .vliw directive to VLIW sections.
6247 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6249 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6251 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6252 (AUTOHEADER): New variable.
6253 ($(srcdir)/cstamp-h.in): Use it.
6255 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6256 Pat Haugen <pthaugen@us.ibm.com>
6257 Revital Eres <ERES@il.ibm.com>
6259 * config/rs6000/vector.md (VEC_F): Add VSX support.
6263 (vector_load_<mode>): Ditto.
6264 (vector_store_<mode>): Ditto.
6265 (vector GPR move split): Ditto.
6266 (vec_reload_and_plus_<mptrsize>): Ditto.
6267 (vec_reload_and_reg_<mptrsize>): Ditto.
6268 (add<mode>3): Ditto.
6269 (sub<mode>3): Ditto.
6270 (mul<mode>3): Ditto.
6271 (neg<mode>2): Ditto.
6272 (abs<mode>2): Ditto.
6273 (smin<mode>3): Ditto.
6274 (smax<mode>3): Ditto.
6275 (vector_eq<mode>): Ditto.
6276 (vector_gt<mode>): Ditto.
6277 (vector_ge<mode>): Ditto.
6278 (vector_gtu<mode>): Ditto.
6279 (vector_select_<mode>_uns): Ditto.
6280 (vector_eq_<mode>_p): Ditto.
6281 (vector_gt_<mode>_p): Ditto.
6282 (vector_ge_<mode>_p): Ditto.
6283 (vector_gtu_<mode>_p): Ditto.
6284 (cr6_test_for_zero): Ditto.
6285 (cr6_test_for_zero_reverse): Ditto.
6286 (cr6_test_for_lt): Ditto.
6287 (cr6_test_for_lt_reverse): Ditto.
6288 (xor<mode>3): Ditto.
6289 (ior<mode>3): Ditto.
6290 (and<mode>3): Ditto.
6291 (one_cmpl<mode>2): Ditto.
6292 (nor<mode>2): Ditto.
6293 (andc<mode>2): Ditto.
6294 (float<VEC_int<mode>2): Ditto.
6295 (unsigned_float<VEC_int><mode>2): Ditto.
6296 (fix_trunc<mode><VEC_int>2): Ditto.
6297 (fixuns_trunc<mode><VEC_int>2): Ditto.
6299 (vec_set<mode>): Ditto.
6300 (vec_extract<mode>): Ditto.
6301 (vec_interleave_highv4sf): Ditto.
6302 (vec_interleave_lowv4sf): Ditto.
6303 (vec_realign_load_<mode>): Ditto.
6304 (vec_shl_<mode>): Ditto.
6305 (vec_shr_<mode>): Ditto.
6306 (div<mode>3): New patterns for VSX.
6307 (vec_interleave_highv2df): Ditto.
6308 (vec_interleave_lowv2df): Ditto.
6309 (vec_pack_trunc_v2df): Ditto.
6310 (vec_pack_sfix_trunc_v2df): Ditto.
6311 (vec_pack_ufix_trunc_v2df): Ditto.
6312 (vec_unpacks_hi_v4sf): Ditto.
6313 (vec_unpacks_lo_v4sf): Ditto.
6314 (vec_unpacks_float_hi_v4si): Ditto.
6315 (vec_unpacks_float_lo_v4si): Ditto.
6316 (vec_unpacku_float_hi_v4si): Ditto.
6317 (vec_unpacku_float_lo_v4si): Ditto.
6318 (movmisalign<mode>): Ditto.
6319 (vector_ceil<mode>2): New patterns for vectorizing math library.
6320 (vector_floor<mode>2): Ditto.
6321 (vector_btrunc<mode>2): Ditto.
6322 (vector_copysign<mode>3): Ditto.
6324 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6325 predicate for setting the high bit in each word, used for copysign.
6327 * config/rs6000/ppc-asm.h (f19): Whitespace.
6328 (f32-f63): Define if VSX.
6329 (v0-v31): Define if Altivec.
6330 (vs0-vs63): Define if VSX.
6332 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6334 * config/rs6000/power7.md: New file, provide tuning parameters for
6337 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6338 (rs6000_cpu_cpp_builtins): Ditto.
6339 (altivec_overloaded_builtins): Ditto.
6340 (altivec_resolve_overloaded_builtin): Ditto.
6342 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6343 debug switch to disable vectorizing simple math builtin
6346 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6347 Vectorize simple math builtin functions.
6348 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6349 hook to vectorize math builtins.
6350 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6351 (rs6000_builtin_conversion): Add VSX/power7 support.
6352 (rs6000_builtin_vec_perm): Ditto.
6353 (vsplits_constant): Add support for loading up a vector constant
6354 with just the high bit set in each part.
6355 (rs6000_expand_vector_init): Add VSX/power7 support.
6356 (rs6000_expand_vector_set): Ditto.
6357 (rs6000_expand_vector_extract): Ditto.
6358 (rs6000_emit_move): Ditto.
6359 (bdesc_3arg): Ditto.
6360 (bdesc_2arg): Ditto.
6361 (bdesc_1arg): Ditto.
6362 (rs6000_expand_ternop_builtin): Ditto.
6363 (altivec_expand_builtin): Ditto.
6364 (rs6000_expand_unop_builtin): Ditto.
6365 (rs6000_init_builtins): Ditto.
6366 (altivec_init_builtins): Ditto.
6367 (builtin_function_type): Ditto.
6368 (rs6000_common_init_builtins): Ditto.
6369 (rs6000_handle_altivec_attribute); Ditto.
6370 (rs6000_mangle_type): Ditto.
6371 (rs6000_vector_mode_supported_p): Ditto.
6372 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6375 * config/rs6000/vsx.md: New file for VSX support.
6377 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6378 identifing values with just the most significant bit set.
6379 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6380 vectorized builtins.
6382 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6383 (UNSPEC_VRFIM): Delete.
6384 (splitter for loading up vector with most significant bit): New
6385 splitter for vectorizing copysign.
6386 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6387 vectorizing simple math functions.
6388 (altivec_vrfip): Add support for vectorizing simple math functions.
6389 (altivec_vrfim): Ditto.
6390 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6392 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6393 (power7.md, vsx.md): Include for power7 support.
6394 (copysigndf3): Use VSX instructions if -mvsx.
6395 (negdf2_fpr): Ditto.
6396 (absdf2_fpr): Ditto.
6397 (nabsdf2_fpr): Ditto.
6398 (adddf3_fpr): Ditto.
6399 (subdf3_fpr): Ditto.
6400 (muldf3_fpr): Ditto.
6401 (divdf3_fpr): Ditto.
6402 (fix_truncdfdi2_fpr): Ditto.
6403 (cmpdf_internal1): Ditto.
6404 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6405 (btruncdf2, btruncdf2_fpr): Ditto.
6406 (ceildf2, ceildf2_fpr): Ditto.
6407 (floordf2, floordf2_fpr): Ditto.
6408 (floatdidf2, floatdidf2_fpr): Ditto.
6409 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6410 (fmsubdf4_fpr): Ditto.
6411 (fnmadddf4_fpr_1): Ditto.
6412 (fnmadddf4_fpr_2): Ditto.
6413 (fnmsubdf4_fpr_1): Ditto.
6414 (fnmsubdf4_fpr_2): Ditto.
6415 (fixuns_truncdfdi2): Add expander for VSX support.
6416 (fix_truncdfdi2): Ditto.
6417 (fix_truncdfsi2): Ditto.
6419 (btruncsf2): Whitespace.
6420 (movdf_hardfloat32): Add support for VSX registers.
6421 (movdf_softfloat32): Ditto.
6422 (movdf_hardfloat64): Ditto.
6423 (movdf_hardfloat64_mfpgpr): Ditto.
6424 (movdf_softfloat64): Ditto.
6425 (movti splitters): Add check for vector registers supporting
6426 TImode in the future.
6427 (bpermd): Add power7 bpermd instruction.
6429 * config/rs6000/altivec.h (vec_div): Define if VSX.
6433 (vec_nearbyint): Ditto.
6436 (all predicates): Use the generic builtin function, and not the V4SF
6437 specific function so that the predicates will work with VSX's V2DF.
6441 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6442 Document new VSX functions and types.
6444 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6447 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6448 "wa", and "j" constraints. Modify "v" to talk about Altivec
6449 instead of just vector.
6451 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6454 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6455 location for phi arguments.
6456 (rewrite_update_phi_arguments): Find locations for reaching defs.
6457 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6458 Add location to add_phi_arg calls.
6459 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6460 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6461 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6462 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6463 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6464 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6465 * tree-phinodes.c (make_phi_node): Initialize location.
6466 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6467 (add_phi_arg): Add location parameter.
6468 (remove_phi_arg_num): Move location when moving phi argument.
6469 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6471 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6472 slpeel_update_phi_nodes_for_guard1,
6473 slpeel_update_phi_nodes_for_guard2,
6474 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6475 vect_loop_versioning): Set locations.
6476 * tree-parloops.c (create_phi_for_local_result,
6477 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6478 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6479 * tree-vect-loop.c (get_initial_def_for_induction,
6480 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6482 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6483 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6484 (gimple_phi_arg_set_location): New. Set locus.
6485 (gimple_phi_arg_has_location): New. Check for locus.
6486 (redirect_edge_var_map_location): New. Return locus from var_map.
6487 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6488 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6489 combining PHI arguments.
6490 (cond_store_replacement): Set location.
6491 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6492 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6493 scop_add_exit_phis_edge): Add locations.
6494 * tree-cfgcleanup.c (remove_forwarder_block,
6495 remove_forwarder_block_with_phi): Add locations.
6496 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6497 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6499 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6500 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6501 flush_pending_stmts): Add source location.
6502 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6503 stack to preserve locations.
6504 * tree-vect-stmts.c (vectorizable_load): Add location.
6505 * tree-inline.c (copy_phis_for_bb): Copy locus.
6506 (setup_one_parameter): Add call locus to inlined parameter stmts.
6507 (initialize_inlined_parameters): Pass in call location as parameter
6509 (tree_function_versioning): Pass location to setup_one_parameter.
6510 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6511 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6512 copy and edge lists.
6513 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6514 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6515 locus parameter and override the stmt default if provided.
6516 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6517 elim_graph_add_edge, elim_graph_remove_succ_edge,
6518 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6519 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6520 eliminate_phi): Add locus info in elimination graph for each edge and
6522 (insert_backedge_copies): Copy locus if present.
6523 * tree-flow.h (struct _edge_var_map): Add locus field.
6524 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6525 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6526 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6528 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6530 2009-07-30 Martin Jambor <mjambor@suse.cz>
6532 PR tree-optimization/40570
6533 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6536 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6538 * ssa-loop-manip.c: Include langhooks.h.
6539 (rewrite_phi_with_iv): New.
6540 (rewrite_all_phi_nodes_with_iv): New.
6541 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6542 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6543 * tree-parloops.c (loop_parallel_p): Move out all conditions
6544 except dependency check.
6545 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6546 (gen_parallel_loop): Call canonicalize_loop_ivs without
6547 reduction_list argument.
6548 (build_new_reduction): New.
6549 (gather_scalar_reductions): New.
6550 (try_get_loop_niter): New.
6551 (try_create_reduction_list): New.
6552 (parallleize_loops): Change the parallel conditions check.
6553 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6554 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6556 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6558 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6560 * doc/options.texi (Option properties): Mention new quoting syntax.
6562 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6564 * config/alpha/alpha.c (alpha_start_function):
6565 Handle VMS_DEBUG_MAIN_POINTER
6566 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6567 * doc/invoke.texi: Document -mdebug-main switch.
6569 2009-07-29 Richard Henderson <rth@redhat.com>
6571 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6572 (cgraph_create_edge_including_clones): Likewise.
6573 * tree-inline.c (copy_bb): Operate on the correct edges
6574 when updating the callgraph.
6576 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6578 * config/alpha/vms-cc.c: Deleted.
6579 * config/alpha/vms-ld.c: Deleted.
6580 * config/alpha/t-vms64: Moved to config/vms
6581 * config/alpha/vms-crt0-64.c: Moved to config/vms
6582 * config/alpha/vms-crt0.c: Moved to config/vms
6583 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6584 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6585 * config/alpha/xm-vms.h: Moved to config/vms
6586 * config/alpha/x-vms: Moved to config/vms
6587 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6589 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6590 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6592 * config/vms/t-vms64: Moved here from config/alpha
6593 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6594 (argc,argv,envp): Enforce 32bit malloc'ing.
6595 * config/vms/vms-psxcrt0-64.c: Likewise.
6596 * config/vms/vms-crt0.c: Moved here from config/alpha.
6597 * config/vms/vms-psxcrt0.c: Likewise.
6598 * config/vms/vms-crtl-64.h: New file.
6599 * config/vms/vms-crtl.h: New file.
6600 * config/vms/vms.opt: New file.
6601 * config/vms/xm-vms64.h: New file.
6602 * config/vms/xm-vms.h: Moved here from config/alpha.
6603 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6605 * config/vms/x-vms: Moved here from config/alpha.
6606 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6607 (vms-ld.o, vms-cc.o): Removed.
6608 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6610 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6612 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6613 correct stack (obvious VMS fix).
6615 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6617 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6618 date, version info if VMS_DEBUGGING_INFO defined.
6619 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6620 size, date calculating code moved here.
6622 2009-07-29 Paul Brook <paul@codesourcery.com>
6624 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6627 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6630 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6631 to DImode when generating insq_le insn.
6633 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6635 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6636 New macro set for VMS_DEBUGGGING_INFO.
6637 (AT_string_form): Use it.
6639 2009-07-28 DJ Delorie <dj@redhat.com>
6641 * config/mep/mep.c (vtext_section): New.
6642 (vftext_section): New.
6643 (ftext_section): New.
6644 (mep_select_section): Add support for functions.
6645 (mep_unique_section): Likewise.
6646 (mep_asm_init_sections): Likewise.
6647 (mep_encode_section_info): Remove it from here.
6649 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6651 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6653 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6654 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6656 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6658 * dwarf2out.c (output_file_names): Test new macro
6659 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6660 (add_comp_dir_attribute): Likewise.
6662 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6664 * config/i386/mingw-w64.h (LINK_SPEC): Add
6665 separating space between commands.
6667 2009-07-28 Jan Hubicka <jh@suse.cz>
6669 PR tree-optimization/40759
6670 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6673 2009-07-27 DJ Delorie <dj@redhat.com>
6675 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6676 types are dword-aligned.
6677 (mep_expand_va_start): Likewise.
6679 2009-07-27 Olivier Hainque <hainque@adacore.com>
6680 Douglas B Rupp <rupp@gnat.com>
6682 * convert.c (convert_to_pointer): Don't assume the target
6683 pointer type is POINTER_SIZE long. Fetch its precision instead.
6685 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6687 * system.h (fopen): Undefine if macro.
6689 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6691 * dwarf2out.c (output_cfi_p): Removed.
6692 (output_cfis): New function.
6693 (output_fde): New function, split from output_call_frame_info.
6694 (output_call_frame_info): Use it.
6695 (dwarf2out_switch_text_section): Use output_cfis.
6697 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6699 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6700 TARGET_BI_ARCH is specified without enabling SJLJ.
6701 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6702 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6704 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6706 * arm.md (negdi2): Use DImode if forcing a value into a register.
6708 2009-07-26 Ira Rosen <irar@il.ibm.com>
6710 PR tree-optimization/40801
6711 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6712 of vector operand from the previous copy of vector statement.
6713 Pass the correct definition type value to
6714 vect_get_vec_def_for_stmt_copy().
6716 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6718 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6719 const char ** conversion.
6721 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6723 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6724 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6725 (gcc_unreachable): Invoke __builtin_unreachable() if
6726 !ENABLE_ASSERT_CHECKING.
6728 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6730 PR rtl-optimization/40445
6731 * emit-rtl.c (next_nonnote_insn_bb): New function.
6732 * rtl.h (next_nonnote_insn_bb): Declare new function.
6733 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6734 with no successors that is the successor of the ENTRY_BLOCK.
6735 Continue from the top after removing an empty fallthrough block.
6736 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6737 of next_nonnote_insn.
6739 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6741 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6743 2009-07-25 Martin Jambor <mjambor@suse.cz>
6745 * c-common.c (c_common_attribute_table): New element for noclone.
6746 (handle_noclone_attribute): New function. Forward-declare.
6747 * tree-inline.c (tree_versionable_function_p): Check for noclone
6749 * doc/extend.texi (Labels as Values): Document need for noclone.
6750 (Function Attributes): Document noclone attribute.
6752 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6754 PR rtl-optimization/34999
6755 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6756 and dw_fde_switched_cold_to_hot fields.
6757 (output_cfi_p): New function.
6758 (output_call_frame_info): If fde->dw_fde_switched_sections,
6759 output 2 FDEs instead of one with corrupted header.
6760 (dwarf2out_do_cfi_startproc): New function.
6761 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6762 and fde->dw_fde_switched_cold_to_hot.
6763 (dwarf2out_switch_text_section): Compute
6764 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6765 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6766 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6767 Otherwise, compute fde->dw_fde_switch_cfi.
6769 2009-07-24 Cary Coutant <ccoutant@google.com>
6771 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6773 2009-07-24 Cary Coutant <ccoutant@google.com>
6775 * cfghooks.c (split_block): Copy discriminator to new block.
6776 * tree-cfg.c (assign_discriminator): Check location of last
6777 instruction in block as well as first.
6779 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6781 * config/i386/linux.c: Use fputs or putc instead of fprintf
6783 * config/i386/gas.h: Ditto.
6784 * config/i386/x86-64.h: Ditto.
6785 * config/i386/att.h: Ditto.
6787 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6789 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6792 2009-07-24 Martin Jambor <mjambor@suse.cz>
6794 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6795 (ipa_push_func_to_list_1): Declare.
6796 (ipa_push_func_to_list): New function.
6798 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6799 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6800 (ipa_push_func_to_list): Removed.
6801 (ipa_pop_func_from_list): Clear node_enqueued flag.
6803 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6805 * config/s390/s390.c (override_options): Default
6806 max-unrolled-insns to 100 for z10 tuning.
6808 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6810 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6811 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6812 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6813 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6814 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6815 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6816 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6818 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6820 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6821 use default set in mingw32.h header.
6822 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6823 64-bit /mingw/include path.
6824 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6827 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6829 PR rtl-optimization/40209
6830 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6832 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6834 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6835 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6836 with the rest of string where appropriate. Use fputs or putc
6837 instead of fprintf where appropriate.
6839 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6840 Pat Haugen <pthaugen@us.ibm.com>
6841 Revital Eres <ERES@il.ibm.com>
6843 * config/rs6000/vector.md: New file. Move most of the vector
6844 expander support here from altivec.md to allow for the VSX vector
6845 unit in the future. Add support for secondary_reload patterns.
6846 Rewrite the patterns for vector comparison, and vector comparison
6847 predicate instructions so that the RTL expresses the desired
6848 behavior, instead of using unspec.
6850 * config/rs6000/constraints.md ("f" constraint): Use
6851 rs6000_constraints to hold the precalculated register class.
6852 ("d" constraint): Ditto.
6853 ("wd" constraint): New constraint for VSX.
6854 ("wf" constraint): Ditto.
6855 ("ws" constraint): Ditto.
6856 ("wa" constraint): Ditto.
6857 ("wZ" constraint): Ditto.
6858 ("j" constraint): Ditto.
6860 * config/rs6000/predicates.md (vsx_register_operand): New
6862 (vfloat_operand): New predicate for vector.md.
6863 (vint_operand): Ditto.
6864 (vlogical_operand): Ditto.
6865 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6866 (easy_vector_constant): Add VSX support.
6867 (altivec_indexed_or_indirect_operand): New predicate for
6868 recognizing Altivec style memory references with AND -16.
6870 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6871 for vector secondary reload support.
6872 (rs6000_vector_reg_class): Delete, replacing it with
6874 (rs6000_vsx_reg_class): Ditto.
6875 (rs6000_constraints): New array to hold the register classes of
6876 each of the register constraints that can vary at runtime.
6877 (builtin_mode_to_type): New static array for builtin function type
6879 (builtin_hash_table): New static hash table for builtin function
6881 (TARGET_SECONDARY_RELOAD): Define target hook.
6882 (TARGET_IRA_COVER_CLASSES): Ditto.
6883 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6884 registers are 128 bits if VSX memory reference instructions are used.
6885 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6887 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6888 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6889 Print several of the scheduling related parameters.
6890 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6891 rs6000_constraints instead of rs6000_vector_reg_class. Move
6892 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6893 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6894 Altivec. Add VSX support. Setup for secondary reload support on
6895 Altivec/VSX registers.
6896 (rs6000_override_options): Make power7 set the scheduling groups
6897 like the power5. Add support for new debug switches to override
6898 the scheduling defaults. Temporarily disable -mcpu=power7 from
6899 setting -mvsx. Add support for debug switches -malways-hint,
6900 -msched-groups, and -malign-branch-targets.
6901 (rs6000_buitlin_conversion): Add support for returning unsigned
6902 vector conversion functions to fix regressions due to stricter
6904 (rs6000_builtin_mul_widen_even): Ditto.
6905 (rs6000_builtin_mul_widen_odd): Ditto.
6906 (rs6000_builtin_vec_perm): Ditto.
6907 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6908 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6910 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6912 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6913 VSX types for bit operations. Changes to accomidate vector.md.
6914 (bdesc_2arg): Ditto.
6915 (bdesc_1arg): Ditto.
6916 (struct builtin_description_predicates): Rewrite predicate
6917 handling so that RTL describes the operation, instead of passing
6918 the instruction to be used as a string argument.
6919 (bdesc_altivec_preds): Ditto.
6920 (altivec_expand_predicate_builtin): Ditto.
6921 (altivec_expand_builtin): Ditto.
6922 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6923 statement for vsldoi support.
6924 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6925 (altivec_expand_st_builtin): Ditto.
6926 (paired_expand_builtin): Whitespace changes.
6927 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6928 builtin_mode_to_type table for secondary reload. Call
6929 builtin_function_type to build random builtin functions.
6930 (altivec_init_builtins): Change to use builtin_function_type to
6931 create builtin function types dynamically as we need them.
6932 (builtin_hash_function): New support for hashing the tree types
6933 for builtin function as we need it, rather than trying to build
6934 all of the trees that we need. Add initial preliminary VSX support.
6935 (builtin_function_type): Ditto.
6936 (builtin_function_eq): Ditto.
6937 (builtin_hash_struct): Ditto.
6938 (rs6000_init_builtins): Ditto.
6939 (rs6000_common_init_builtins): Ditto.
6940 (altivec_init_builtins): Ditto.
6941 (rs6000_common_init_builtins): Ditto.
6942 (enum reload_reg_type): New enum for simplifing reg classes.
6943 (rs6000_reload_register_type): Simplify register classes into GPR,
6944 Vector, and other registers. Altivec and VSX addresses in reload.
6945 (rs6000_secondary_reload_inner): Ditto.
6946 (rs6000_ira_cover_classes): New target hook, that returns the
6947 appropriate cover classes, based on -mvsx being used or not.
6948 (rs6000_secondary_reload_class): Add VSX support.
6949 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6950 (get_vsel_insn): Ditto.
6951 (rs6000_emit_vector_compare): Rewrite vector conditional support
6952 so that where we can, we use RTL operators, instead of blindly use
6954 (rs6000_emit_vector_select): Ditto.
6955 (rs6000_emit_vector_cond_expr): Ditto.
6956 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6957 (create_TOC_reference): Add -mdebug=addr support.
6958 (emit_frame_save): VSX loads/stores need register indexed addressing.
6960 * config/rs6000/rs6000.md: Include vector.md.
6962 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6964 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6965 support for V2DI, V2DF in logical, permute, select operations.
6967 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6968 switch for vsx/power7.
6969 (-mvsx-scalar-memory): Ditto.
6970 (-mvsx-align-128): Ditto.
6971 (-mallow-movmisalign): Ditto.
6972 (-mallow-df-permute): Ditto.
6973 (-msched-groups): Ditto.
6974 (-malways-hint): Ditto.
6975 (-malign-branch-targets): Ditto.
6977 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6979 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6980 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6981 (rs6000_vector_reg_class): Delete.
6982 (rs6000_vsx_reg_class): Ditto.
6983 (enum rs6000_reg_class_enum): New enum for the constraints that
6984 vary based on target switches.
6985 (rs6000_constraints): New array to hold the register class for all
6986 of the register constraints that vary based on the switches used.
6987 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6988 (enum rs6000_builtins): Add unsigned varients for the builtin
6989 declarations returned by target hooks for expanding multiplies,
6990 select, and permute operations. Add VSX builtins.
6991 (enum rs6000_builtin_type_index): Add entries for VSX.
6992 (V2DI_type_node): Ditto.
6993 (V2DF_type_node): Ditto.
6994 (unsigned_V2DI_type_node): Ditto.
6995 (bool_long_type_node): Ditto.
6996 (intDI_type_internal_node): Ditto.
6997 (uintDI_type_internal_node): Ditto.
6998 (double_type_internal_node): Ditto.
7000 * config/rs6000/altivec.md (whole file): Move all expanders to
7001 vector.md from altivec.md. Rename insn matching functions to be
7003 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
7004 (altivec_vcmp*): Ditto.
7005 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
7006 (VM): New iterator for moves that includes the VSX types.
7007 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
7008 (altivec_vperm_<mode>_uns): New, for unsigned types.
7009 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
7010 (altivec_eq<mode>): Ditto.
7011 (altivec_gt<mode>): Ditto.
7012 (altivec_gtu<mode>): Ditto.
7013 (altivec_eqv4sf): Ditto.
7014 (altivec_gev4sf): Ditto.
7015 (altivec_gtv4sf): Ditto.
7016 (altivec_vcmpbfp_p): Ditto.
7018 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
7020 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
7023 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
7026 * config/i386/i386.c (output_387_ffreep): Rewrite to use
7027 ASM_SHORT instead of .word.
7028 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
7029 instead of .word in asm template.
7031 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
7034 * ira-lives.c (bb_has_abnormal_call_pred): New function.
7035 (process_bb_node_lives): Use it.
7037 * ira.c (setup_cover_and_important_classes): Don't setup
7038 ira_important_class_nums. Add cover classes to the end of
7040 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
7042 (find_reg_class_closure): Use reorder_important_classes.
7044 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
7046 * config/i386/i386.c (i386_ira_cover_classes): New function.
7047 (TARGET_IRA_COVER_CLASSES): Redefine.
7049 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
7050 importance of order of cover classes in the array.
7052 2009-07-22 Diego Novillo <dnovillo@google.com>
7054 * tree-pass.h (TDF_EH): Define.
7055 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
7056 contains TDF_EH, print the EH region number holding GS.
7057 * tree-dump.c (dump_options): Add "eh".
7058 * doc/invoke.texi: Document it.
7060 2009-07-22 Doug Kwan <dougkwan@google.com>
7062 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
7064 2009-07-22 Michael Matz <matz@suse.de>
7066 PR tree-optimization/35229
7067 PR tree-optimization/39300
7069 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
7070 (inhibit_phi_insertion): New function.
7071 (insert_into_preds_of_block): Call it for REFERENCEs.
7072 (init_pre): Initialize and finalize scalar evolutions.
7073 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
7075 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
7077 * config/i386/predicates.md (zero_extended_scalar_load_operand):
7078 Use CONST_VECTOR_NUNITS to determine number of elements.
7080 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
7082 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
7083 (U, W): Constraints are now deprecated and will be removed if we
7085 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
7087 ("prefetch"): Add the stcmh instruction for prefetching.
7088 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
7090 (s390_short_displacement): Return always true if compiling for
7091 machines not providing the long displacement facility.
7092 (s390_mem_constraint): Support the new constraint letter Z.
7093 (s390_check_qrst_address): New function.
7095 2009-07-21 DJ Delorie <dj@redhat.com>
7097 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
7100 2009-07-21 Jason Merrill <jason@redhat.com>
7102 * c-common.c (max_tinst_depth): Increase default to 1024.
7104 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7106 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
7107 (vec_unpacku_float_lo_v4si): Ditto.
7109 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
7112 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7113 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7114 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7115 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7117 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7119 PR tree-optimization/40813
7120 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7123 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7125 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7126 with a NOP_EXPR if needed.
7128 2009-07-21 Paul Brook <paul@codesourcery.com>
7130 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7131 Terminate debug dump with newline.
7133 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7135 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7136 Cast "1" to unsigned HOST_WIDE_INT.
7137 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7138 deposit length to the maximum length - lsb. Extend length if
7139 HOST_BITS_PER_WIDE_INT is 32.
7141 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7143 * cgraph.h (constant_pool_htab): New function.
7144 (constant_descriptor_tree): Move from varasm.c.
7145 * varasm.c (constant_pool_htab): New function.
7146 (constant_descriptor_tree): Move to cgraph.h.
7148 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7150 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7152 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7154 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7157 2009-07-20 Xinliang David Li <davidxl@google.com>
7159 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7161 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7163 * config/mips/mips.md (move_type): Add arith.
7164 (type): Handle arith.
7165 (zero_extendsidi2): Rename this into ...
7166 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7167 (zero_extendsidi2): New expander.
7168 (*zero_extendsidi2_dext): New pattern.
7170 2009-07-20 Nick Clifton <nickc@redhat.com>
7172 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7173 to set MIPS_ABI_DEFAULT.
7174 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7176 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7178 * tree-object-size.c (addr_object_size): Handle unions with
7179 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7181 PR tree-optimization/40792
7182 * tree.c (build_function_type_skip_args): Remove bogus assert.
7184 2009-07-20 Jan Hubicka <jh@suse.cz>
7185 Martin Jambor <mjambor@suse.cz>
7187 * cgraph.h (combined_args_to_skip): New field.
7188 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7189 combined_args_to_skip and args_to_skip.
7190 * tree-inline.c (update_clone_info): New function.
7191 (tree_function_versioning): Call update_clone_info.
7192 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7194 (cgraph_materialize_all_clones): More extensive dumping, working
7195 with combined_args_to_skip rather than args_to_skip.
7197 2009-07-20 Ira Rosen <irar@il.ibm.com>
7199 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7200 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7201 (get_initial_def_for_reduction): Likewise.
7202 (vectorizable_reduction): Skip the check of first operand in case
7203 of COND_EXPR. Add check that it is outer loop vectorization if
7204 nested cycle was detected. Call vectorizable_condition() for
7205 COND_EXPR. If reduction epilogue cannot be created do not fail for
7206 nested cycles (if it is not double reduction). Assert that there
7207 is only one type in the loop in case of COND_EXPR. Call
7208 vectorizable_condition() to vectorize COND_EXPR.
7209 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7210 Add parameters. Allow nested cycles if called from
7211 vectorizable_reduction(). Use reduction vector variable if provided.
7212 (vect_analyze_stmt): Call vectorizable_reduction() before
7213 vectorizable_condition().
7214 (vect_transform_stmt): Update call to vectorizable_condition().
7216 2009-07-20 Christian Bruel <christian.bruel@st.com>
7218 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7219 * doc/invoke.texi (-mfmovd): Likewise.
7220 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7222 2009-07-20 Jan Hubicka <jh@suse.cz>
7224 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7225 when handling SSA name.
7227 2009-07-19 Jan Hubicka <jh@suse.cz>
7229 PR tree-optimization/40676
7230 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7231 virtual PHIs in empty BBs.
7233 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7235 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7236 re-expanded the compound use gen_lowpart instead to convert to the
7239 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7241 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7242 OUTER_CONST arguments.
7243 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7244 the new wider mode will be masked off.
7245 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7247 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7249 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7250 high-order bits are zero.
7252 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7254 * combine.c (simplify_shift_const_1): Split code to determine
7256 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7257 new bits shifted in are identical to the old sign bit.
7259 2009-07-18 Richard Guenther <rguenther@suse.de>
7262 * gimplify.c (gimplify_call_expr): Reject code using results from
7263 functions returning void.
7265 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7267 * doc/md.texi: Document the new PowerPC "es" constraint.
7268 Document that "m" can include automodified addresses on this target,
7269 and explain how %U must be used. Extend the "Q" and "Z" documentation
7270 to suggest "es" as well as "m".
7271 * config/rs6000/constraints.md (es): New memory constraint.
7272 (Q, Z): Update strings to match new documentation.
7274 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7276 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7277 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7278 * config/rs6000/predicates.md (volatile_mem_operand): Use
7279 offsettable_nonstrict_memref_p.
7280 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7281 (*floatunssidf2_internal): Likewise.
7282 (*fix_truncdfsi2_internal): Likewise.
7283 (*fix_trunctfsi2_internal): Likewise.
7285 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7287 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7289 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7291 2009-07-17 Richard Guenther <rguenther@suse.de>
7294 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7295 (pass_warn_unused_result): Likewise.
7296 (TODO_set_props): Remove.
7297 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7299 (pass_diagnose_omp_blocks): Define.
7300 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7301 (c_gimple_diagnostics_recursively): Remove.
7302 (finish_function): Do not call it.
7303 (c_write_global_declarations): Continue after errors.
7304 Finalize the CU here.
7305 * c-gimplify.c (c_genericize): Do not gimplify here.
7306 * c-common.c (c_warn_unused_result): Move ...
7307 * tree-cfg.c (do_warn_unused_result): ... here.
7308 (run_warn_unused_result): New function.
7309 (gate_warn_unused_result): New function.
7310 (pass_warn_unused_result): New pass.
7311 * c-common.h (c_warn_unused_result): Remove.
7312 * flags.h (flag_warn_unused_result): Declare.
7313 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7314 * opts.c (flag_warn_unused_result): Initialize to false.
7315 * toplev.c (compile_file): Add comment.
7316 * omp-low.c (create_omp_child_function): Do not register
7317 the function with the frontend.
7318 (diagnose_omp_structured_block_errors): Prepare to be
7319 called as optimization pass.
7320 (gate_diagnose_omp_blocks): New function.
7321 (pass_diagnose_omp_blocks): New pass.
7322 * cgraph.h (cgraph_optimize): Remove.
7323 (cgraph_analyze_function): Likewise.
7324 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7325 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7326 before their parents here.
7327 (cgraph_finalize_function): Not here.
7328 (cgraph_analyze_function): Gimplify functions here.
7329 (cgraph_finalize_compilation_unit): Continue after errors.
7330 Optimize the callgraph from here.
7331 (cgraph_optimize): Make static.
7332 * langhooks.c (write_global_declarations): Finalize the CU.
7333 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7334 (gimplify_function_tree): Assert we gimplify only once.
7335 Set PROP_gimple_any property.
7336 * tree-nested.c (gimplify_all_functions): New function.
7337 (lower_nested_functions): Gimplify all nested functions.
7338 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7339 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7340 and pass_diagnose_omp_blocks after gimplification. Do not
7341 set TODO_set_props on all_lowering_passes.
7342 (execute_one_pass): Do not handle TODO_set_props.
7343 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7344 (gimplify.o): Add tree-pass.h dependency.
7345 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7346 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7347 (unsave_r): Likewise.
7348 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7351 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7353 * doc/service.texi (Service): Restore previously removed link,
7354 which isn't broken after all.
7356 2009-07-17 Richard Guenther <rguenther@suse.de>
7358 PR tree-optimization/40321
7359 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7360 PHI nodes to the maximal set.
7361 (make_values_for_phi): Add PHI arguments to the maximal set.
7362 (execute_pre): Dump PHI_GEN and the maximal set.
7364 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7367 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7370 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7372 * doc/extend.texi (Nested Functions): Replace broken link with
7374 * doc/service.texi (Service): Remove broken link.
7376 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7379 * builtins.c (expand_builtin_memcmp): Use loc instead of
7380 EXPR_LOCATION (exp).
7381 (expand_builtin_strncmp): Likewise.
7383 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7384 Manuel López-Ibáñez <manu@gcc.gnu.org>
7387 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7388 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7389 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7390 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7391 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7392 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7393 tree-inline.c, c-common.c, c-common.h, gimple.c,
7394 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7395 convert.c: Add location argument to fold_{unary,binary,ternary},
7396 fold_build[123], build_call_expr, build_size_arg,
7397 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7398 fold_build1_initializer, fold_build2_initializer,
7399 fold_build3_initializer, fold_build_call_array,
7400 fold_build_call_array_initializer, fold_single_bit_test,
7401 omit_one_operand, omit_two_operands, invert_truthvalue,
7402 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7403 combine_comparisons, fold_builtin_*, fold_call_expr,
7404 build_range_check, maybe_fold_offset_to_address, round_up,
7407 2009-07-16 Jason Merrill <jason@redhat.com>
7410 * c-common.c (c_common_reswords): Add __is_standard_layout
7412 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7413 * doc/implement-cxx.texi: New.
7414 * doc/gcc.texi: Include it.
7416 2009-07-16 DJ Delorie <dj@redhat.com>
7418 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7419 compares that may be indirectly affected by previous instructions.
7421 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * builtins.c (do_mpc_arg2): New.
7424 (fold_builtin_2): Fold builtin cpow.
7425 * real.h (HAVE_mpc_pow): New.
7427 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7429 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7430 comparison to skip unprofitable schedule
7432 2009-07-16 Simon Baldwin <simonb@google.com>
7434 * gcc.c (option_map): New flag -no-canonical-prefixes.
7435 * (display_help): Print help text for new flag.
7436 * (process_command): Move options translation and language specifics
7437 and handle new flag early. Use it to set a function pointer to a
7438 prefix builder. Replace make_relative_prefix calls with calls to
7439 the function pointed to. Ignore new flag in regular options handling.
7440 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7442 2009-07-15 DJ Delorie <dj@redhat.com>
7444 * config/mep/mep.md (sibcall_internal): Change register to avoid
7446 (sibcall_value_internal): Likewise.
7448 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7450 PR rtl-optimization/40710
7451 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7453 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7455 * config/mips/mips.md (*extenddi_truncate<mode>,
7456 *extendsi_truncate<mode>): Change type attribute to move_type
7457 with shift_shift. Split out code handling exts from here ...
7458 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7460 (*extendhi_truncateqi): Change type attribute to move_type with
7461 shift_shift. Split out code handling exts from here ...
7462 (*extendhi_truncateqi_exts): ... to this new pattern.
7464 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7466 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7467 instead of "and" with inverted sign bit mask value. Use
7468 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7469 Allocate registers only for operand 4 and operand 5.
7471 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7474 * fold-const.c (fold_cond_expr_with_comparison): When folding
7475 < and <= to MIN, make sure the MIN uses the same type as the
7476 comparison's operands.
7478 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7480 * arm.md (ior_xor): New code iterator.
7481 (split for ior/xor with shift and zero-extend): New split pattern.
7482 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7484 2009-07-15 Richard Guenther <rguenther@suse.de>
7486 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7489 2009-07-15 Richard Guenther <rguenther@suse.de>
7492 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7494 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7496 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7497 handle 2.6.30 kernel.
7499 2009-07-15 DJ Delorie <dj@redhat.com>
7501 * config/mep/mep.md (sibcall_internal): Change register to allow
7502 for 24-bit addresses.
7503 (sibcall_value_internal): Likewise.
7505 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7507 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7508 that are enabled/disabled by the flags introduced by a previous patch.
7510 2009-07-14 DJ Delorie <dj@redhat.com>
7512 * config/mep/mep.md (sibcall_internal): Include non-toggling
7514 (sibcall_value_internal): Likewise.
7516 2009-07-14 Taras Glek <tglek@mozilla.com>
7517 Rafael Espindola <espindola@google.com>
7519 * doc/sourcebuild.texi: Document install-plugin target.
7520 * configure.ac: Added install-plugin target to language makefiles.
7521 * configure: Regenerate.
7522 * Makefile.in: (install-plugin): Install more headers,
7523 depend on lang.install-plugin.
7525 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7527 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7530 2009-07-14 DJ Delorie <dj@redhat.com>
7532 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7533 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7534 * config/mep/mep.md (sibcall_internal): Change test from
7535 mep_vliw_mode_match to mep_vliw_jmp_match.
7536 (sibcall_value_internal): Likewise.
7538 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7540 * config/i386/sse.md (copysign<mode>3): New expander.
7541 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7542 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7543 Use ix86_build_const_vector.
7544 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7545 IX86_BUILTIN_CPYSGNPD.
7546 (builtin_description): Add __builtin_ia32_copysignps and
7547 __builtin_ia32_copysignpd.
7548 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7549 and BUILT_IN_COPYSIGNF.
7551 2009-07-13 Jason Merrill <jason@redhat.com>
7553 * builtins.c (can_trust_pointer_alignment): New fn.
7554 (get_pointer_alignment): Factor it out from here.
7555 * tree.h: Declare it.
7557 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7559 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7562 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7566 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7568 2009-07-14 Richard Guenther <rguenther@suse.de>
7569 Andrey Belevantsev <abel@ispras.ru>
7572 * cfgexpand.c (partition_stack_vars): Do not bother to update
7573 alias information when not optimizing.
7575 2009-07-14 Richard Guenther <rguenther@suse.de>
7576 Andrey Belevantsev <abel@ispras.ru>
7578 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7579 (pt_solution_set): Likewise.
7580 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7581 * tree-ssa-structalias.c (pt_solution_set): New function.
7582 * final.c (rest_of_clean_state): Free SSA data structures.
7583 * print-rtl.c (print_decl_name): Remove.
7584 (print_mem_expr): Implement in terms of print_generic_expr.
7585 * alias.c (ao_ref_from_mem): New function.
7586 (rtx_refs_may_alias_p): Likewise.
7587 (true_dependence): Query alias-export info.
7588 (canon_true_dependence): Likewise.
7589 (write_dependence_p): Likewise.
7590 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7592 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7593 (mem_expr_equal_p): Use operand_equal_p.
7594 (set_mem_attributes_minus_bitpos): Do not use
7595 component_ref_for_mem_expr.
7596 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7597 (update_alias_info_with_stack_vars): Likewise.
7598 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7599 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7600 explicitly nor clear stmt operands.
7601 Free the decl-to-pointer map.
7602 * tree-optimize.c (execute_free_datastructures): Do not free
7603 SSA data structures here.
7604 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7605 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7606 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7608 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7610 2009-07-13 DJ Delorie <dj@redhat.com>
7612 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7613 unrolling at the right iteration count.
7615 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7618 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7620 * haifa-sched.c (rank_for_schedule): Introduced flags to
7621 enable/disable individual scheduling heuristics.
7622 * common.opt: Introduced flags to enable/disable individual
7623 heuristics in the scheduler.
7624 * doc/invoke.texi: Introduced flags to enable/disable individual
7625 heuristics in the scheduler.
7627 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7629 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7630 config/i386/mingw-tls.c.
7631 * config/i386/mingw-tls.c: Removed.
7633 2009-07-13 Ira Rosen <irar@il.ibm.com>
7635 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7636 checks access only relevant statements.
7637 (vectorizable_reduction): Likewise.
7639 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7641 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7642 just for 32-bit case.
7644 2009-07-12 Jan Hubicka <jh@suse.cz>
7646 PR tree-optimization/40585
7647 * except.c (expand_resx_expr): When there already is resume
7648 instruction, produce linked list.
7649 (build_post_landing_pads): Assert that resume is empty.
7650 (connect_post_landing_pads): Handle resume lists.
7651 (dump_eh_tree): Dump resume list.
7653 2009-07-12 Ira Rosen <irar@il.ibm.com>
7655 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7656 with additional argument.
7657 * tree-vectorizer.h (enum vect_def_type): Add
7658 vect_double_reduction_def.
7659 (vect_is_simple_reduction): Add argument.
7660 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7662 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7663 vect_is_simple_reduction with additional argument.
7664 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7666 (reduction_code_for_scalar_code): Handle additional codes by
7667 returning ERROR_MARK for them. Fix comment and indentation.
7668 (vect_is_simple_reduction): Fix comment, add argument to specify
7669 double reduction. Detect double reduction.
7670 (get_initial_def_for_induction): Fix indentation.
7671 (get_initial_def_for_reduction): Fix comment and indentation.
7672 Handle double reduction. Create initial definitions that do not
7673 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7674 (vect_create_epilog_for_reduction): Fix comment, add argument to
7675 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7676 epilogue result extraction. Create double reduction phi node and
7677 replace relevant uses.
7678 (vectorizable_reduction): Call vect_is_simple_reduction with
7679 additional argument. Fix indentation. Update epilogue code treatment
7680 according to the changes in reduction_code_for_scalar_code. Check
7681 for double reduction. Call vect_create_epilog_for_reduction with
7682 additional argument.
7683 * tree-vect-stmts.c (process_use): Handle double reduction, update
7685 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7686 (vect_get_vec_def_for_operand): Likewise.
7688 2009-07-12 Danny Smith <dansmister@gmail.com>
7690 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7691 dllexport if !TREE_PUBLIC.
7692 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7694 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7696 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7697 (avr_extra_arch_macro) Remove declatation.
7698 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7699 (avr_extra_arch_macro) Declare as static.
7700 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7702 2009-07-11 Jan Hubicka <jh@suse.cz>
7705 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7707 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7710 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7711 cold_in_std_section bits.
7712 (dwarf2out_begin_prologue): Initialize them.
7713 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7714 if already covered by text_section or cold_text_section range.
7716 PR rtl-optimization/40667
7717 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7718 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7719 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7720 * config/i386/i386.c (ix86_minimum_alignment): New function.
7721 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7722 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7723 * emit-rtl.c (gen_reg_rtx): Likewise.
7724 * function.c (assign_parms): Likewise. If nominal_type needs
7725 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7726 rather than passed_type's alignment.
7729 * function.c (assign_parm_setup_stack): Adjust
7730 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7731 from nominal_mode on big endian.
7733 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7735 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7737 2009-07-10 DJ Delorie <dj@redhat.com>
7739 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7741 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7743 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7745 (thumb2_cbnz): Likewise.
7747 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7750 * config.gcc (supported_defaults): Add synci.
7751 (with_synci): Add validation.
7752 (all_defaults): Add synci.
7753 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7756 * config/mips/mips.opt (msynci): New option.
7757 * config/mips/mips.c (mips_override_options): Warn on use of
7758 -msynci for targets that do now support it.
7759 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7761 * gcc/doc/invoke.texi (-msynci): Document the new option.
7762 * doc/install.texi (--with-synci): Document the new option.
7764 2009-07-10 Richard Guenther <rguenther@suse.de>
7766 PR tree-optimization/40496
7767 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7768 the PHI result with a compatible type.
7770 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7774 * c.opt (Wunused-result): New.
7775 * doc/invoke.texi: Document it.
7776 * c-common.c (c_warn_unused_result): Use it.
7778 2009-07-09 DJ Delorie <dj@redhat.com>
7780 * targhooks.c (default_target_can_inline_p): Rename from
7781 default_target_option_can_inline_p.
7782 * targhooks.h (default_target_can_inline_p): Likewise.
7783 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7784 TARGET_OPTION_CAN_INLINE_P.
7785 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7786 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7787 (mep_target_can_inline_p): Rename from
7788 mep_target_option_can_inline_p.
7791 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7792 registers used to pass vectors.
7794 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7796 2009-07-09 Tom Tromey <tromey@redhat.com>
7798 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7799 * config/mmix/mmix.c: Include dwarf2.h.
7800 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7801 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7802 * config/sh/sh.c: Include dwarf2.h.
7803 * config/i386/i386.c: Include dwarf2.h.
7804 * Makefile.in (DWARF2_H): Remove 'elf'.
7805 * except.c: Include dwarf2.h.
7806 * unwind-dw2.c: Include dwarf2.h.
7807 * dwarf2out.c: Include dwarf2.h.
7808 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7809 * unwind-dw2-fde.c: Include dwarf2.h.
7810 * dwarf2asm.c: Include dwarf2.h.
7812 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7814 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7815 (max_issue): Use it.
7816 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7818 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7819 (region_sched_info): Update.
7820 * sched-ebb.c (ebb_sched_info): Update.
7821 * modulo-sched.c (sms_sched_info): Update.
7822 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7824 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7826 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7828 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7830 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7832 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7835 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7836 arg1 with arg01 if arg1 is already INTEGER_CST.
7838 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7840 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7841 Transform (and (truncate)) into (truncate (and)).
7843 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7845 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7846 creating LHS paradoxical subregs. Fix surrounding returns to
7847 use NULL_RTX rather than 0.
7849 2009-07-08 DJ Delorie <dj@redhat.com>
7851 * config/mep/mep.c: (mep_option_can_inline_p): New.
7852 (TARGET_OPTION_CAN_INLINE_P): Define.
7854 2009-07-08 Mark Wielaard <mjw@redhat.com>
7857 * dwarf2out.c (add_data_member_location_attribute): When we have
7858 only a constant offset don't emit a new location description using
7859 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7862 2009-07-08 Richard Henderson <rth@redhat.com>
7865 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7866 (enum reg_class): Add CLOBBERED_REGS.
7867 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7868 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7869 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7870 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7871 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7872 force 64-bit sibcalls into R11.
7873 * config/i386/constraints.md (U): New constraint.
7874 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7875 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7876 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7878 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7880 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7882 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7883 * ebitmap.h (dump_ebitmap): Ditto.
7884 * optabs.h (optab_libfunc): Ditto.
7885 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7886 * tree-flow.h (vect_can_force_dr_alignment_p,
7887 get_vectype_for_scalar_type): Ditto.
7888 (vectorize_loops): Move prototype to ...
7889 * tree-vectorizer.h: ... here. Also, adjust comment.
7890 (vect_set_verbosity_level): Remove duplicate prototype.
7891 * tree-ssa-loop.c: Include tree-vectorizer.h.
7892 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7894 2009-07-08 Nick Clifton <nickc@redhat.com>
7896 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7899 2009-07-08 DJ Delorie <dj@redhat.com>
7901 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7902 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7903 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7905 * config/mep/intrinsics.md: Regenerated.
7906 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7907 registers when asm() or calls are detected.
7909 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7912 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7914 * gimple (gimple_build_call_from_tree): Likewise.
7915 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7916 no_warning flag before warning.
7918 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7920 * tree.c (set_expr_locus): Remove.
7921 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7922 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7924 * gimplify.c (internal_get_tmp_var): Likewise.
7925 (gimplify_call_expr): Likewise.
7926 (gimplify_one_sizepos): Likewise.
7928 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7931 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7932 to variables for debugging purposes.
7934 2009-06-23 Mark Loeser <mark@halcy0n.com>
7937 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7939 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7941 * pretty-print.c (pp_base_format): Remove %J.
7942 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7943 gcc_cxxdiag_char_table): Likewise.
7944 (init_dynamic_diag_info): Likewise.
7946 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7948 * pretty-print.c (pp_base_format): Remove %H.
7949 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7950 gcc_cxxdiag_char_table): Likewise.
7951 (init_dynamic_diag_info): Likewise.
7952 * config/mep/mep.c (mep_select_section): Likewise.
7954 2009-07-07 Duncan Sands <baldrick@free.fr>
7956 * final.c (pass_clean_state): Give the pass a name.
7957 * passes.c (pass_rest_of_compilation): Likewise.
7958 * tree-optimize.c (pass_all_optimizations): Likewise.
7960 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7962 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7963 an extra 'decl' for error_at.
7965 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7968 * tree-tailcall.c (adjust_return_value_with_ops,
7969 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7970 if it has complex or vector type.
7972 2009-07-07 Olivier Hainque <hainque@adacore.com>
7974 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7977 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7979 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7981 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7983 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7984 * c-decl.c: Likewise.
7985 * function.c: Likewise.
7986 * varasm.c: Likewise.
7987 * tree-ssa.c: Likewise.
7988 * c-common.c: Likewise.
7989 * tree-cfg.c: Likewise.
7990 * config/spu/spu.c: Likewise.
7991 * config/ia64/ia64.c: Likewise.
7992 * config/v850/v850.c: Likewise.
7994 2009-07-06 DJ Delorie <dj@redhat.com>
7996 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7997 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7998 unspecified accesses to control registers.
7999 * config/mep/intrinsics.md: Regenerate.
8000 * config/mep/intrinsics.h: Regenerate.
8001 * config/mep/mep-intrin.h: Regenerate.
8003 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
8005 * c-lex.c: Replace %H by an explicit location. Update all calls.
8006 * c-common.c: Likewise.
8007 * c-decl.c: Likewise.
8008 * c-typeck.c: Likewise.
8009 * fold-const.c: Likewise.
8010 * gimplify.c: Likewise.
8012 * tree-cfg.c: Likewise.
8013 * tree-ssa-loop-niter.c: Likewise.
8014 * tree-vrp.c: Likewise.
8015 * value-prof.c: Likewise.
8017 2009-07-06 Diego Novillo <dnovillo@google.com>
8019 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
8020 if it has one. Handle cases where VAR does not have an
8021 annotation or cfun is NULL.
8023 2009-07-06 Diego Novillo <dnovillo@google.com>
8025 * tree.c: Include debug.h.
8026 (initialize_tree_contains_struct): New.
8027 (init_ttree): Call it.
8028 (tree_node_structure_for_code): Factor out of ...
8029 (tree_node_structure): ... here.
8030 * treestruct.def (TS_PHI_NODE): Remove.
8031 (TS_GIMPLE_STATEMENT): Remove.
8033 2009-07-06 Diego Novillo <dnovillo@google.com>
8035 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
8036 (debug_tree_chain): Handle cycles.
8038 2009-07-06 Nick Clifton <nickc@redhat.com>
8039 DJ Delorie <dj@redhat.com>
8041 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8042 __FMOVD_ENABLED__ is defined.
8044 (TARGET_FMOVD): Provide a default definition.
8045 (MASK_FMOVD): Likewise.
8046 (TARGET_CPU_CPP_BUILTINS): Define
8047 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8048 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8049 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
8050 (split for DF load from memory into register): Also handle
8051 MEMs which consist of REG+DISP addressing.
8052 (split for DF store from register to memory): Likewise.
8053 (movsf_ie): Always use single fp_mode.
8054 * config/sh/sh.c (sh_override_options): Do not automatically
8055 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8056 that to the -mfmovd command line switch.
8057 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
8058 (fldi_ok): Always allow.
8059 * config/sh/sh.opt (mfmovd): Remove this switch.
8060 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8062 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
8063 Kaz Kojima <kkojima@gcc.gnu.org>
8065 PR rtl-optimization/30807
8066 * postreload.c (reload_combine): For every new use of REG_SUM,
8067 record the use of BASE.
8069 2009-07-06 Jan Hubicka <jh@suse.cz>
8071 * params.def: Revert my accidental commit at 2009-06-30.
8073 2009-07-04 Ian Lance Taylor <iant@google.com>
8076 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
8078 (mingw_format_attribute_overrides): Likewise.
8080 2009-07-04 Jakub Jelinek <jakub@redhat.com>
8083 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
8084 don't check cfa.reg. Instead of cfa.indirect use
8085 fde && fde->drap_reg != INVALID_REGNUM test.
8087 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
8089 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
8091 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
8094 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
8096 2009-07-03 Richard Guenther <rguenther@suse.de>
8098 PR tree-optimization/40640
8099 * tree-switch-conversion.c (build_arrays): Perform arithmetic
8102 2009-07-03 Jan Hubicka <jh@suse.cz>
8104 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
8105 for size, reduce amount of inlining.
8107 2009-07-03 Richard Guenther <rguenther@suse.de>
8110 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
8111 if t +- x is known to not overflow and the conversion widens the
8113 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8115 2009-07-03 Jan Hubicka <jh@suse.cz>
8117 * ipa-pure-const.c (analyze): Update loop optimizer init.
8118 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8119 try_remove_empty_loop, remove_empty_loops): Remove.
8120 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8121 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8122 to mark regular loops as neccesary.
8123 (degenerate_phi_p): New function.
8124 (propagate_necessity, remove_dead_phis): Use it.
8125 (forward_edge_to_pdom): Likewise.
8126 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8127 virtual PHI nodes that became unreachable.
8128 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8129 * tree-flow.h (remove_empty_loops): Remove.
8130 * passes.c (init_optimization_passes): Remove.
8132 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8134 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8135 can_create_pseudo_p.
8136 (*fix_trunc<mode>_i387_1): Ditto.
8137 (*floathi<mode>2_1): Ditto.
8138 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8139 (*fistdi2_1): Ditto.
8140 (*fist<mode>2_1): Ditto.
8141 (frndintxf2_floor): Ditto.
8142 (*fist<mode>2_floor_1): Ditto.
8143 (frndintxf2_ceil): Ditto.
8144 (*fist<mode>2_ceil_1): Ditto.
8145 (frndintxf2_trunc): Ditto.
8146 (frndintxf2_mask_pm): Ditto.
8147 (fxam<mode>2_i387_with_temp): Ditto.
8148 * config/i386/sse.md (mulv16qi3): Ditto.
8149 (*sse2_mulv4si3): Ditto.
8151 (sse4_2_pcmpestr): Ditto.
8152 (sse4_2_pcmpistr): Ditto.
8154 2009-07-03 Jan Hubicka <jh@suse.cz>
8156 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8157 (mark_stmt_necessary): Set it.
8158 (mark_operand_necessary): Set it.
8159 (mark_control_dependent_edges_necessary): Set it.
8160 (mark_virtual_phi_result_for_renaming): New function.
8161 (get_live_post_dom): New function.
8162 (forward_edge_to_pdom): New function.
8163 (remove_dead_stmt): Fix handling of control dependences.
8164 (tree_dce_init): Init new bitmap.
8165 (tree_dce_done): Free it.
8167 2009-07-02 Richard Guenther <rguenther@suse.de>
8170 * tree-ssa-structalias.c (new_var_info): Initialize
8173 2009-07-02 Jan Hubicka <jh@suse.cz>
8175 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8178 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8180 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8181 instead of recomputing it. Adjust calls.
8182 (emit_store_flag): Adjust recursive calls.
8184 2009-07-02 Richard Guenther <rguenther@suse.de>
8186 * tree-ssa-live.c (remove_unused_locals): Do not remove
8188 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8189 of DECL_EXTERNAL for HEAP variables.
8190 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8191 HEAP variables. Do not adjust RESTRICT vars.
8192 (find_what_var_points_to): Nobody cares if something
8195 2009-07-02 Ben Elliston <bje@au.ibm.com>
8197 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8198 pc_low and pc_high declarations to the top of the function.
8200 2009-07-01 DJ Delorie <dj@redhat.com>
8202 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8204 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8205 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8206 unspecified accesses to control registers.
8207 * config/mep/intrinsics.md: Regenerate.
8208 * config/mep/intrinsics.h: Regenerate.
8209 * config/mep/mep-intrin.h: Regenerate.
8211 2009-07-01 Anthony Green <green@moxielogic.com>
8213 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8214 instruction when possible.
8215 (moxie_expand_prologue): Ditto. Also, save an instruction and
8216 some complexity by popping off of $r12 instead of $sp.
8217 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8220 2009-07-01 Richard Henderson <rth@redhat.com>
8223 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8224 contained no insns, reposition note before last insn.
8226 2009-07-01 Richard Henderson <rth@redhat.com>
8229 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8230 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8232 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8235 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8236 darwin9 for printing reg addresses with %y.
8238 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8240 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8241 truncation from operands in binary operations.
8243 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8246 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8247 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8248 subreg of op0 to the original op0.
8250 * expmed.c (store_bit_field_1): Use a temporary as the destination
8251 instead of a paradoxical subreg when we need to truncate the result.
8253 2009-07-01 DJ Delorie <dj@redhat.com>
8255 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8256 names to VLIW variants.
8257 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8258 * config/mep/intrinsics.md: Regenerate.
8259 * config/mep/intrinsics.h: Regenerate.
8260 * config/mep/mep-intrin.h: Regenerate.
8262 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8265 * jump.c (returnjump_p): Revert last patch.
8266 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8268 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8271 * pa.md (casesi32p): Use jump table label to determine the offset
8273 (casesi64p): Likewise.
8275 * pa.c (forward_branch_p): Return bool type. Use instruction
8276 addresses when available. Assert that INSN has a jump label.
8277 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8280 2009-07-01 Richard Guenther <rguenther@suse.de>
8282 PR tree-optimization/19831
8283 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8284 that only act as barriers do not make any previous stores necessary.
8285 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8286 HEAP variables global, do not add a constraint from nonlocal.
8287 (find_func_aliases): Handle escapes through return statements.
8288 (compute_points_to_sets): Make escaped HEAP variables global.
8290 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8293 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8294 after reducing a DImode cstore to SImode.
8296 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8298 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8299 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8301 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8303 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8304 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8306 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8307 and umod_optab if TARGET_BSD_DIVMOD.
8308 * config/vax/lib1funcs.asm: New file.
8309 * config/vax/t-linux: New file.
8310 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8312 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8315 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8316 to type arguments that have void type.
8319 * dwarf2out.c (gen_formal_parameter_die): Call
8320 equate_decl_number_to_die if node is different from origin.
8322 2009-06-30 Anthony Green <green@moxielogic.com>
8324 Clean up moxie port for --enable-build-with-cxx.
8325 * config/moxie/moxie.c (moxie_function_value): First two
8326 parameters are const_tree, not tree.
8327 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8328 (REG_CLASS_NAMES): Ditto.
8329 (REGNO_REG_CLASS): Ditto.
8330 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8331 (moxie_function_value): Fix constyness of arguments.
8333 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8335 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8336 finalize_size_functions before further processing.
8337 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8338 (variable_size): Call self_referential_size on size expressions
8339 that contain a PLACEHOLDER_EXPR.
8340 (size_functions): New static variable.
8341 (copy_self_referential_tree_r): New static function.
8342 (self_referential_size): Likewise.
8343 (finalize_size_functions): New global function.
8344 * tree.c: Include tree-inline.h.
8345 (push_without_duplicates): New static function.
8346 (find_placeholder_in_expr): New global function.
8347 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8349 <tcc_expression>: Likewise.
8350 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8351 the call in the expression.
8352 * tree.h (finalize_size_functions): Declare.
8353 (find_placeholder_in_expr): Likewise.
8354 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8355 (substitute_placeholder_in_expr): Update comment.
8356 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8358 (copy_tree_body_r): Likewise.
8359 (copy_tree_body): New static function.
8360 (maybe_inline_call_in_expr): New global function.
8361 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8362 (maybe_inline_call_in_expr): Declare.
8363 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8364 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8367 2009-06-30 Richard Guenther <rguenther@suse.de>
8369 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8371 (propagate_necessity): Do not mark reaching defs of stores
8374 2009-06-30 Jan Hubicka <jh@suse.cz>
8376 * cfgloopanal.c (check_irred): Move into ...
8377 (mark_irreducible_loops): ... here; return true if ireducible
8379 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8380 (analyze_function): Try to prove loop finiteness.
8381 * cfgloop.h (mark_irreducible_loops): Update prototype.
8382 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8384 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8386 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8388 2009-06-30 Ira Rosen <irar@il.ibm.com>
8390 PR tree-optimization/40542
8391 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8394 2009-06-30 Martin Jambor <mjambor@suse.cz>
8396 PR tree-optimization/40582
8397 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8398 than useless_type_conversion_p.
8399 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8402 2009-06-30 Martin Jambor <mjambor@suse.cz>
8405 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8407 2009-06-30 Richard Guenther <rguenther@suse.de>
8409 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8410 use ao_ref references.
8411 (walk_aliased_vdefs): Likewise.
8412 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8413 * tree-ssa-dce.c (struct ref_data): Remove.
8414 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8415 (mark_aliased_reaching_defs_necessary): Adjust.
8416 (mark_all_reaching_defs_necessary_1): Likewise.
8418 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8421 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8422 (emit_store_flag_1): Extract from emit_store_flag, adjust
8423 calls to (what now is) emit_cstore.
8424 (emit_store_flag): Call emit_store_flag_1 and also use it
8425 for what used to be recursive calls.
8427 2009-06-30 Wei Guozhi <carrot@google.com>
8430 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8431 if the target bb post dominates from bb.
8432 * config/i386/i386.c (memory_address_length): Check existence of base
8433 register before using it.
8435 2009-06-30 Nick Clifton <nickc@redhat.com>
8436 DJ Delorie <dj@redhat.com>
8438 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8439 __FMOVD_ENABLED__ is defined.
8441 (TARGET_FMOVD): Provide a default definition.
8442 (MASK_FMOVD): Likewise.
8443 (TARGET_CPU_CPP_BUILTINS): Define
8444 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8445 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8446 two fmov instructions depending upon whether TARGET_FMOVD is
8448 (split for DF load from memory into register): Also handle
8449 MEMs which consist of REG+DISP addressing.
8450 (split for DF store from register to memory): Likewise.
8451 * config/sh/sh.opt (mfmovd): Remove this switch.
8452 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8453 * config/sh/sh.c (sh_override_options): Do not automatically
8454 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8455 that to the -mfmovd command line switch.
8457 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8459 (fldi_ok): Always allow.
8460 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8462 2009-06-29 DJ Delorie <dj@redhat.com>
8464 * doc/install.texi (mep-x-elf): Correct chip's full name.
8466 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8468 * doc/extend.texi: Fix typo.
8470 2009-06-29 Tom Tromey <tromey@redhat.com>
8473 * Makefile.in (DWARF2_H): New variable.
8475 (dwarf2out.o): Likewise.
8476 (dwarf2asm.o): Likewise.
8477 * config/i386/t-i386: Use DWARF2_H.
8478 * except.c: Include elf/dwarf2.h.
8479 * unwind-dw2.c: Include elf/dwarf2.h.
8480 * dwarf2out.c: Include elf/dwarf2.h.
8481 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8482 <dtprel>: New field.
8483 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8484 (size_of_loc_descr): Likewise.
8485 (output_loc_operands_raw): Likewise.
8486 (output_loc_operands): Handle new dtprel field.
8487 (loc_checksum): Update.
8488 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8489 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8490 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8491 * dwarf2asm.c: Include elf/dwarf2.h.
8492 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8493 * config/mmix/mmix.c: Include elf/dwarf2.h.
8494 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8495 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8496 * config/sh/sh.c: Include elf/dwarf2.h.
8497 * config/i386/i386.c: Include elf/dwarf2.h.
8499 2009-06-29 DJ Delorie <dj@redhat.com>
8501 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8503 * doc/extend.texi: Add MeP attributes and pragmas.
8504 * doc/invoke.text: Add MeP Options.
8505 * doc/contrib.texi: Add MeP contribution.
8506 * doc/md.texi: Add MeP constraints.
8507 * doc/install.texi: Add MeP target.
8509 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8511 * target.h (struct gcc_target): Add frame_pointer_required field.
8512 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8513 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8514 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8516 * reload1.c (update_eliminables): (Ditto.).
8517 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8518 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8519 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8521 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8523 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8524 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8525 (arm_frame_pointer_required): New function.
8527 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8528 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8529 (avr_frame_pointer_required_p): Declare as static.
8530 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8532 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8533 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8534 (bfin_frame_pointer_required): Make as static, change return type
8536 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8538 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8539 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8540 (cris_frame_pointer_required): New function.
8542 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8544 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8545 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8546 (fr30_frame_pointer_required): New function.
8548 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8549 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8550 (frv_frame_pointer_required): Make as static, change return type
8552 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8554 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8555 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8556 (ix86_frame_pointer_required): Make as static, change return type to
8558 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8560 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8561 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8563 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8565 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8567 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8569 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8570 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8571 (mips_frame_pointer_required): Make as static.
8572 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8574 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8575 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8576 (mmix_frame_pointer_required): Mew function.
8578 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8579 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8581 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8583 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8585 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8587 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8588 (CAN_ELIMINATE): Redefine.
8589 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8590 (sparc_frame_pointer_required): New function.
8591 (sparc_can_eliminate): New function.
8592 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8594 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8595 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8597 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8598 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8599 (xtensa_frame_pointer_required): Make as static, change return type
8601 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8604 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8606 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8607 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8608 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8609 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8610 (register_callback): Handle PLUGIN_START_UNIT.
8611 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8613 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8615 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8617 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8618 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8620 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8622 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8625 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8627 * doc/extend.texi (Additional Floating Types): __float128 is also
8628 supported on i386 targets.
8630 2009-06-29 Richard Guenther <rguenther@suse.de>
8633 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8635 (pt_solutions_same_restrict_base): Declare.
8636 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8638 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8639 (make_constraint_from, make_copy_constraint): Move earlier.
8640 (make_constraint_from_heapvar): New function.
8641 (make_constraint_from_restrict): Likewise.
8642 (handle_lhs_call): Use it.
8643 (find_func_aliases): Use it to track conversions to restrict
8645 (struct fieldoff): Add only_restrict_pointers flag.
8646 (push_fields_onto_fieldstack): Initialize it.
8647 (create_variable_info_for): Track global restrict qualified pointers.
8648 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8649 Track restrict qualified pointer arguments.
8650 (set_uids_in_ptset): Use varinfo is_global_var flag.
8651 (find_what_var_points_to): Set the vars_contains_restrict flag.
8652 Always create the points-to solution for sets including restrict tags.
8653 (pt_solutions_same_restrict_base): New function.
8654 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8655 qualified pointers use pt_solutions_same_restrict_base as
8656 additional source for disambiguation.
8658 2009-06-29 Richard Guenther <rguenther@suse.de>
8661 * alias.c (find_base_decl): Remove.
8662 (get_deref_alias_set_1): Remove restrict handling.
8663 * c-common.c (c_apply_type_quals_to_decl): Do not set
8664 DECL_POINTER_ALIAS_SET.
8665 * gimplify.c (find_single_pointer_decl_1): Remove.
8666 (find_single_pointer_decl): Likewise.
8667 (internal_get_tmp_var): Remove restrict handling.
8668 (gimple_regimplify_operands): Likewise.
8669 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8670 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8671 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8672 * tree.c (restrict_base_for_decl): Remove.
8673 (init_ttree): Do not allocate it.
8674 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8675 LABEL_DECL_UID for label decls.
8676 (copy_node_stat): Do not copy restrict information.
8677 (decl_restrict_base_lookup): Remove.
8678 (decl_restrict_base_insert): Likewise.
8679 (print_restrict_base_statistics): Likewise.
8680 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8681 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8682 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8683 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8684 (LABEL_DECL_UID): Adjust.
8685 (DECL_BASED_ON_RESTRICT_P): Remove.
8686 (DECL_GET_RESTRICT_BASE): Likewise.
8687 (SET_DECL_RESTRICT_BASE): Likewise.
8688 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8690 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8691 instead of DECL_POINTER_ALIAS_SET.
8692 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8693 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8694 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8696 2009-06-29 Richard Guenther <rguenther@suse.de>
8698 PR tree-optimization/40579
8699 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8700 the IL to simplify has constants that overflowed.
8702 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8704 PR tree-optimization/40550
8705 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8706 vector_compute_type only when the size of vector_compute_type is
8707 less than the size of type.
8709 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8711 * fold-const.c (contains_label_1): Fix comments.
8712 (contains_label_p): Do not walk trees multiple time.
8714 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8716 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8717 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8718 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8719 ix86_fp_comparison_operator.
8720 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8721 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8722 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8723 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8724 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8725 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8726 (related splits): Change predicate to ix86_fp_comparison_operator.
8727 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8728 instead of ix86_fp_comparison_codes.
8729 (ix86_trivial_fp_comparison_operator,
8730 ix86_fp_comparison_operator): New.
8731 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8732 (ix86_expand_compare): Eliminate last two parameters.
8733 (ix86_fp_jump_nontrivial_p): Kill.
8734 * config/i386/i386.c (put_condition_code): Eliminate call to
8735 ix86_fp_comparison_codes and subsequent assertion.
8736 (ix86_fp_comparison_codes): Eliminate.
8737 (ix86_fp_swap_condition): New.
8738 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8739 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8740 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8741 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8742 and ix86_fp_swap_condition.
8743 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8744 Use ix86_fp_comparison_strategy.
8745 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8746 (ix86_fp_jump_nontrivial_p): Eliminate.
8747 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8748 call to ix86_expand_compare.
8749 (ix86_split_fp_branch, ix86_expand_setcc,
8750 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8751 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8753 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8755 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8756 related to jump_clobbers.
8757 * config/arm/arm.md (conds): Remove jump_clob case.
8758 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8759 splits): Change comparison_operator to arm_comparison_operator.
8760 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8763 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8765 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8766 condition for floating point modes.
8767 * expmed.c (emit_store_flag_1): Move here a bigger part
8769 (emit_store_flag): Try swapping the condition for floating point
8771 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8773 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8775 * expr.c (expand_expr_real_1): Just use do_store_flag.
8776 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8777 emit_store_flag_force.
8778 * expmed.c (emit_store_flag_force): Copy here trick
8779 previously in expand_expr_real_1. Try reversing the comparison.
8780 (emit_store_flag_1): Work if target is NULL.
8781 (emit_store_flag): Work if target is NULL, using the result mode
8782 from the comparison. Use split_comparison, restructure final part
8783 to simplify conditionals.
8785 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8787 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8788 * dojump.c (do_jump): Change handling of floating-point
8789 ops to use just do_compare_and_jump.
8790 (split_comparison): New.
8791 (do_compare_rtx_and_jump): Add here logic coming previously
8792 in do_jump, using split_comparison.
8794 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8797 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8799 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8801 * tree-ssa-alias.c: Fix unintentional commit.
8803 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8805 * passes.c (execute_one_pass): Fix unintentional commit.
8807 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8809 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8810 (df_rd_local_compute, df_md_local_compute): Inline them.
8812 (df_md_scratch): New.
8813 (df_md_alloc, df_md_free): Allocate/free it.
8814 (df_md_local_compute): Only include live registers in init.
8815 (df_md_transfer_function): Prune the in-set computed by
8816 the confluence function, and the gen-set too.
8818 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8820 PR rtl-optimization/26854
8821 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8822 * df-problems.c (df_rd_add_problem): Fix comment.
8823 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8824 df_md_simulate_artificial_defs_at_top,
8825 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8826 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8827 df_md_transfer_function, df_md_init, df_md_confluence_0,
8828 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8829 problem_MD, df_md_add_problem): New.
8830 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8831 df_md_get_bb_info): New.
8832 (DF_LAST_PROBLEM_PLUS1): Adjust.
8834 * Makefile.in (fwprop.o): Include domwalk.h.
8835 * fwprop.c: Include domwalk.h.
8836 (reg_defs, reg_defs_stack): New.
8837 (bitmap_only_bit_between): Remove.
8838 (process_defs): New.
8839 (process_uses): Use reg_defs and local_md instead of
8840 bitmap_only_bit_between and local_rd.
8841 (single_def_use_enter_block): New, from build_single_def_use_links.
8842 (single_def_use_leave_block): New.
8843 (build_single_def_use_links): Remove code moved to
8844 single_def_use_enter_block, invoke domwalk.
8845 (use_killed_between): Adjust comment.
8847 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8849 * bitmap.h (bitmap_ior_and_into): New.
8850 * bitmap.c (bitmap_ior_and_into): New.
8852 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8854 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8855 before_dom_children_before_stmts and after_dom_children_after_stmts.
8856 Rename the two remaining callbacks to just before_dom_children and
8857 after_dom_children. Remove other GIMPLE statement walking bits.
8858 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8859 * graphite.c: Do not include domwalk.h.
8860 * tree-into-ssa.c (interesting_blocks): New global.
8861 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8862 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8863 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8864 now that they're not domwalk callbacks.
8865 (rewrite_initialize_block): Rename to...
8866 (rewrite_enter_block): ... this, place after called functions. Test
8867 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8868 (rewrite_finalize_block): Rename to...
8869 (rewrite_leave_block): ... this, place after called functions.
8870 (rewrite_update_init_block): Rename to...
8871 (rewrite_update_enter_block): ... this, place after called functions.
8872 Test interesting_blocks, call rewrite_update_stmt and
8873 rewrite_update_phi_arguments.
8874 (rewrite_update_fini_block): Rename to...
8875 (rewrite_leave_block): ... this, place after called functions.
8876 (rewrite_blocks): Remove last argument, simplify initialization of
8878 (mark_def_sites_initialize_block): Rename to...
8879 (mark_def_sites_block): ... this, call mark_def_sites.
8880 (mark_def_sites_blocks): Remove argument, simplify initialization of
8882 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8883 (update_ssa): Likewise.
8884 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8886 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8887 (dom_opt_initialize_block): Rename to...
8888 (dom_opt_enter_block): ... this, place after called functions. Walk
8889 statements here, inline propagate_to_outgoing_edges.
8890 (dom_opt_finalize_block): Rename to...
8891 (dom_opt_leave_block): ... this, place after called functions.
8892 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8894 (dse_enter_block, dse_record_phi): New.
8895 (dse_record_phis): Delete.
8896 (dse_finalize_block): Rename to...
8897 (dse_leave_block): ... this.
8898 (tree_ssa_dse): Simplify initialization of walk_data.
8899 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8900 Adjust initialization of walk_data.
8901 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8902 * tree-ssa-loop-phiopt.c (get_non_trapping):
8903 Adjust initialization of walk_data.
8904 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8905 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8906 it's not a domwalk callback.
8907 (uncprop_initialize_block): Rename to...
8908 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8909 (dse_finalize_block): Rename to...
8910 (dse_leave_block): ... this.
8911 (tree_ssa_uncprop): Simplify initialization of walk_data.
8912 * Makefile.in: Adjust dependencies.
8914 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8916 * arm.md (casesi): Fix test for Thumb1.
8917 (thumb1_casesi_internal_pic): Likewise.
8918 (thumb1_casesi_dispatch): Likewise.
8920 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8922 * config/arm/arm-cores.def: Added core cortex-m0.
8923 * config/arm/arm-tune.md: Regenerated.
8924 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8926 2009-06-26 DJ Delorie <dj@redhat.com>
8928 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8930 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8931 the scheduler doesn't tag jump insns.
8933 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8935 * c-decl.c (merge_decls): Re-indent.
8937 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8940 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8941 Special-case decimal float constants.
8943 2009-06-26 Richard Henderson <rth@redhat.com>
8945 * function.h (struct function): Add cannot_be_copied_reason,
8946 and cannot_be_copied_set.
8947 * tree-inline.c (has_label_address_in_static_1): Rename from
8948 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8949 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8950 don't set inline_forbidden_reason.
8951 (copy_forbidden): New function, split out of inline_forbidden_p.
8952 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8953 (inline_forbidden_p): Use copy_forbidden.
8954 (tree_versionable_function_p): Likewise.
8955 (inlinable_function_p): Merge into tree_inlinable_function_p.
8956 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8957 * ipa-cp.c (ipcp_versionable_function_p): New function.
8958 (ipcp_cloning_candidate_p): Use it.
8959 (ipcp_node_modifiable_p): Likewise.
8961 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8963 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8964 that is marked not to be inlined. Remove flag_mudflap use.
8965 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8966 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8968 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8971 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8972 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8974 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8976 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8978 (__mingwthr_remove_key_dtor): Likewise.
8980 2009-06-26 Richard Guenther <rguenther@suse.de>
8982 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8984 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8987 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8988 try the non-cond_exec path also.
8990 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8993 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8994 (output_cbranch): Use new functions.
8995 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8998 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8999 Pat Haugen <pthaugen@us.ibm.com>
9000 Revital Eres <ERES@il.ibm.com>
9002 * config/rs6000/rs6000.c (print_operand): Correct lossage message
9003 for %c error. Add %x support to print VSX registers as a unified
9004 register set, instead of separate float and altivec registers.
9005 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
9006 %y case, and add support for VSX pre-modify addresses.
9007 (output_toc): Add assert for CONST containing an integer constant
9009 (rs6000_adjust_cost): Add POWER7 support.
9010 (insn_must_be_first_in_group): Ditto.
9011 (insn_must_be_last_in_group): Ditto.
9012 (rs6000_emit_popcount): Ditto.
9013 (rs6000_vector_mode_supported_p): Ditto.
9015 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
9016 Change some of the functions called by macros to being called
9017 through a pointer, so debug functions can be inserted if
9018 -mdebug=addr or -mdebug=cost.
9019 (rs6000_preferred_reload_class_ptr): Ditto.
9020 (rs6000_secondary_reload_class_ptr): Ditto.
9021 (rs6000_secondary_memory_needed_ptr): Ditto.
9022 (rs6000_cannot_change_mode_class_ptr): Ditto.
9023 (rs6000_secondary_reload_inner): Ditto.
9024 (rs6000_legitimize_reload_address): Ditto.
9025 (rs6000_legitimize_reload_address_ptr): Ditto.
9026 (rs6000_mode_dependent_address): Ditto.
9027 (rs6000_mode_dependent_address_ptr): Ditto.
9029 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
9030 function to return true if the mode allows reg + integer
9032 (virtual_stack_registers_memory_p): New function to return true if
9033 the address refers to a virtual stack register.
9034 (rs6000_legitimate_offset_address_p): Move code to say whether a
9035 mode supports reg+int addressing to reg_offset_addressing_ok_p and
9037 (rs6000_legitimate_address_p): Add checks for modes that only can
9038 do reg+reg addressing. Start adding VSX support.
9039 (rs6000_legitimize_reload_address): Ditto.
9040 (rs6000_legitimize_address): Ditto.
9041 (rs6000_debug_legitimate_address_p): New debug functions for
9042 -mdebug=addr and -mdebug=cost.
9043 (rs6000_debug_rtx_costs): Ditto.
9044 (rs6000_debug_address_costs): Ditto.
9045 (rs6000_debug_adjust_cost): Ditto.
9046 (rs6000_debug_legitimize_address): Ditto.
9047 (rs6000_legitimize_reload_address_ptr): Point to call normal
9048 function or debug function. Make functions called via pointer
9050 (rs6000_mode_dependent_address_ptr): Ditto.
9051 (rs6000_secondary_reload_class_ptr): Ditto.
9052 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
9053 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
9054 into a friendlier error.
9055 (rs6000_init_builtins): Add initial VSX support.
9056 (rs6000_adjust_cost): Fix some spacing issues.
9058 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
9059 (REG_CLASS_NAMES): Ditto.
9060 (REG_CLASS_CONTENTS): Ditto.
9061 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
9062 pointer, to add -mdebug=addr support.
9063 (CANNOT_CHANGE_MODE_CLASS): Ditto.
9064 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
9065 -mdebug=addr support.
9066 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
9067 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
9068 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
9070 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
9072 (bswapsi*): Set attribute types for load/store. Add combiner
9073 patterns to eliminate zero extend on 64-bit.
9074 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
9075 stdbrx if the hardware supports those instructions.
9077 2009-06-25 Ian Lance Taylor <iant@google.com>
9079 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
9080 (Link Options): Document -static-libstdc++.
9082 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9085 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
9086 DATA_ALIGNMENT instead.
9088 2009-06-25 Richard Guenther <rguenther@suse.de>
9090 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
9091 indirect references against the callused/escaped solutions.
9092 (call_may_clobber_ref_p_1): Likewise.
9094 2009-06-25 Martin Jambor <mjambor@suse.cz>
9096 PR tree-optimization/40493
9097 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
9098 (enum unscalarized_data_handling): New type.
9099 (handle_unscalarized_data_in_subtree): Return what has been done.
9100 (load_assign_lhs_subreplacements): Handle left flushes differently.
9101 (sra_modify_assign): Use unscalarized_data_handling, simplified
9102 condition determining whether to remove the statement.
9104 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
9106 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
9107 excerpt - @ should be doubled for texinfo.
9109 2009-06-24 Ian Lance Taylor <iant@google.com>
9111 * config/arc/arc.c: Include "df.h".
9112 (arc_attribute_table): Make static. Move higher in file.
9113 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9114 (output_shift): Initialize n later to avoid warning.
9115 * config/arm/arm.c (arm_attribute_table): Make static. Move
9117 * config/avr/avr.c (avr_attribute_table): Make static. Move
9119 (reg_class_tab): Change array type from int to enum reg_class.
9120 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9122 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9123 (lshrhi3_out): Likewise.
9124 (class_likely_spilled_p): Change return type to bool.
9125 (avr_rtx_costs): Use local code variable with enum type.
9126 * config/avr/avr.md (movmemhi): Use add_reg_note.
9127 (andhi3, andsi3): Don't use AS2 with "and".
9128 (iorhi3, iorsi3): Don't use AS2 with "or".
9129 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9130 * config/crx/crx.c: Include "df.h".
9131 (crx_attribute_table): Make static.
9132 * config/m32r/m32r.c: Include "df.h".
9133 (m32r_attribute_table): Make static. Move higher in file.
9134 (pop): Use add_reg_note.
9135 (block_move_call): Change 0 to LCT_NORMAL in function call.
9136 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9137 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9138 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9139 declare, not just when TREE_CODE is defined.
9140 * config/m68hc11/m68hc11.c: Include "expr.h".
9141 (m68hc11_attribute_table): Make static. Move higher in file.
9142 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9144 (m68hc11_register_indirect_p): Likewise.
9145 (m68hc11_function_arg_padding): Change return type to enum
9147 (emit_move_after_reload): Use add_reg_note.
9148 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9149 (m68hc11_split_logical): Likewise.
9150 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9152 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9153 to VOIDmode in function call.
9154 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9156 (m68hc11_split_logical): Update declaration.
9157 (m68hc11_function_arg_padding): Update declaration.
9158 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9159 to array of enum reg_class.
9160 (mcore_attribute_table): Make static. Move higher in file.
9161 (mcore_rtx_costs): Add cast to enum type.
9162 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9163 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9164 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9166 * config/sh/predicates.md (trapping_target_operand): Rename and to
9168 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9170 * config/spu/spu.c (spu_attribute_table): Make static. Move
9172 * config/v850/v850.c (v850_attribute_table): Make static. Move
9174 (v850_rtx_costs): Use local code with enum type.
9175 (expand_epilogue): Add cast.
9176 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9178 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9181 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9182 -m2a-single-only and -m2a-nofpu.
9183 * config/sh/sh.opt: Document m2a generates FPU code.
9185 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9187 * defaults.h (CAN_ELIMINATE): Provide default.
9188 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9189 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9190 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9191 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9192 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9193 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9194 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9195 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9196 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9197 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9199 2009-06-24 DJ Delorie <dj@redhat.com>
9201 * mep-ext-cop.cpu: Fix copyright notice.
9202 * mep-default: Fix copyright notice.
9203 * mep-core: Fix copyright notice.
9204 * mep: Fix copyright notice.
9205 * mep-ivc2: Fix copyright notice.
9206 * mep-c5: Fix copyright notice.
9208 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9210 * doc/contrib.texi (Contributors):
9212 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9215 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9216 src and dst operands if necessary.
9218 2009-06-23 DJ Delorie <dj@redhat.com>
9221 * config.gcc: Add mep support.
9222 * recog.c: Resurrect validate_replace_rtx_subexp().
9223 * recog.h: Likewise.
9224 * config/mep/: Add new port:
9225 * config/mep/constraints.md: New file.
9226 * config/mep/default.h: New file.
9227 * config/mep/intrinsics.h: New file.
9228 * config/mep/intrinsics.md: New file.
9229 * config/mep/ivc2-template.h: New file.
9230 * config/mep/mep-c5.cpu: New file.
9231 * config/mep/mep-core.cpu: New file.
9232 * config/mep/mep-default.cpu: New file.
9233 * config/mep/mep-ext-cop.cpu: New file.
9234 * config/mep/mep-intrin.h: New file.
9235 * config/mep/mep-ivc2.cpu: New file.
9236 * config/mep/mep-lib1.asm: New file.
9237 * config/mep/mep-lib2.c: New file.
9238 * config/mep/mep-pragma.c: New file.
9239 * config/mep/mep-protos.h: New file.
9240 * config/mep/mep-tramp.c: New file.
9241 * config/mep/mep.c: New file.
9242 * config/mep/mep.cpu: New file.
9243 * config/mep/mep.h: New file.
9244 * config/mep/mep.md: New file.
9245 * config/mep/mep.opt: New file.
9246 * config/mep/predicates.md: New file.
9247 * config/mep/t-mep: New file.
9249 2009-06-23 Ian Lance Taylor <iant@google.com>
9251 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9252 from loose_warn into c_loose_warn and from strict_warn into
9253 c_strict_warn. Set and substitute warn_cxxflags. Check for
9254 --enable-build-with-cxx. Set and substitute
9255 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9256 * Makefile.in (CXXFLAGS): New variable.
9257 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9258 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9259 the default is the same as $(STRICT_WARN).
9260 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9261 (CXX): New variable.
9262 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9263 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9264 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9265 (HOST_LIBS): New variable.
9266 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9267 (ALL_CXXFLAGS): New variable.
9268 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9269 * doc/install.texi (Configuration): Document
9270 --enable-build-with-cxx, --with-stage1-ldflags,
9271 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9272 * configure: Rebuild.
9274 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9276 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9277 from previous commit.
9279 2009-06-23 Ian Lance Taylor <iant@google.com>
9281 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9283 2009-06-23 Ian Lance Taylor <iant@google.com>
9285 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9286 with ATTRIBUTE_UNUSED.
9288 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9289 Pat Haugen <pthaugen@us.ibm.com>
9290 Revital Eres <eres@il.ibm.com>
9292 * config.in (HAVE_AS_POPCNTD): Add default definition.
9293 (HAVE_AS_LWSYNC): Ditto.
9295 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9297 (gcc_cv_as_powerpc_cmpb): Ditto.
9298 (gcc_cv_as_powerpc_dfp): Ditto.
9299 (gcc_cv_as_powerpc_vsx): Ditto.
9300 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9301 supporting the popcntd/lwsync instructions.
9302 (gcc_cv_as_powerpc_lwsync): Ditto.
9303 * configure: Regenerate.
9305 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9306 -mcpu=native and -mcpu=power7.
9307 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9309 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9310 a variable instead of a mask to reduce the number of mask bits.
9311 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9312 (-mbit-word): Ditto.
9313 (-mregnames): Ditto.
9314 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9315 (-mfused-madd): Ditto.
9317 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9319 (-mvsx): New switch for VSX instructions.
9320 (-misel): Move from a variable to a mask to allow it to be set by
9323 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9324 function declaration to an array declaration.
9325 (rs6000_hard_regno_nregs): New external array declaration.
9327 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9328 files included by rs6000.md.
9330 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9331 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9333 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9335 (rs6000_debug_reg): New -mdebug= variables.
9336 (rs6000_debug_addr): Ditto.
9337 (rs6000_debug_cost): Ditto.
9338 (rs6000_pmode): New variable to hold Pmode.
9339 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9340 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9341 calculated at compiler start.
9342 (rs6000_hard_regno_nregs): Change function to an array which holds
9343 HARD_REGNO_NREGS calculated at compiler start.
9344 (rs6000_explicit_options): Delete isel field.
9345 (rs6000_vector_unit): New array to hold which vector unit
9346 supports arithmetic options for a given type.
9347 (rs6000_vector_mem): New array to hold which vector unit supports
9348 memory reference operations for a given type.
9349 (rs6000_vector_align): New array to given the alignment of each
9351 (power7_cost): New basic costs for power7.
9352 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9353 (rs6000_hard_regno_nregs_internal): New function, moved from
9354 HARD_REGNO_NREGS, to calculate the number of registers each hard
9355 register takes for each type.
9356 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9357 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9358 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9359 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9360 unit information here so it is calculated once at compiler startup
9362 (rs6000_override_options): Make -misel a target mask. Add more
9363 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9364 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9366 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9367 (rs6000_handle_option): Move -misel from variable to target mask.
9368 (rs6000_builtin_mask_for_load): Add VSX support.
9369 (rs6000_conditional_register_usage): Ditto.
9370 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9371 (function_arg_boundary): Ditto.
9372 (rs6000_expand_builtin): Ditto.
9373 (def_builtin): Make abort message a little friendlier.
9374 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9376 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9377 assembler support the popcntd instruction instead of a vsx
9378 instruction to enable power7 support.
9379 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9380 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9381 option to the assembler if -mcpu=native.
9382 (ASM_CPU_NATIVE_SPEC): Ditto.
9383 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9385 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9386 the lwsync instruction.
9387 (enum processor_type): Add PROCESSOR_POWER7.
9388 (rs6000_debug_reg): New -mdebug= options.
9389 (rs6000_debug_addr): Ditto.
9390 (rs6000_debug_cost): Ditto.
9391 (rs6000_isel): Delete.
9392 (enum rs6000_vector): New enum to say what vector unit we have.
9393 (VECTOR_UNIT_*): New macros to say which vector unit has
9394 arithmetic operations for a given type.
9395 (VECTOR_MEM_*): New macros to say which vector unit has memory
9396 operations for a given type.
9397 (TARGET_LDBRX): Whether the machine supports the ldbrx
9399 (TARGET_ISEL): Delete, -misel moved to be a mask.
9400 (TARGET_ISEL64): New macro for 64-bit isel support.
9401 (UNITS_PER_VSX_WORD): New macro.
9402 (POINTER_SIZE): Move to be an external variable, rather than
9403 calculating whether we are generating 32 ot 64-bit code.
9405 (STACK_BOUNDARY): Add VSX support.
9406 (LOCAL_ALIGNMENT): Ditto.
9407 (SLOW_UNALIGNED_ACCESS): Ditto.
9408 (VSX_REGNO_P): New macro for VSX support.
9409 (VFLOAT_REGNO_P): Ditto.
9410 (VINT_REGNO_P): Ditto.
9411 (VLOGICAL_REGNO_P): Ditto.
9412 (VSX_VECTOR_MODE): Ditto.
9413 (VSX_SCALAR_MODE): Ditto.
9415 (VSX_MOVE_MODE): Ditto.
9416 (VSX_REG_CLASS_P): Ditto.
9417 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9419 (UNITS_PER_SIMD_WORD): Add VSX support.
9420 (MODES_TIEABLE_P): Ditto.
9421 (STARTING_FRAME_OFFSET): Ditto.
9422 (STACK_DYNAMIC_OFFSET): Ditto.
9423 (EPILOGUE_USES): Ditto.
9424 (REGNO_REG_CLASS): Move to array lookup.
9425 (CLASS_MAX_NREGS): Ditto.
9426 (rs6000_vector_reg_class): Add declaration.
9427 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9428 overlap with the floating point and Altivec registers.
9430 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9432 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9433 give the appropriate asm switches if -mcpu=native.
9434 (host_detect_local_cpu): Add support for "asm".
9435 (host_detect_local_cpu): Follow GNU code guidelines for name.
9437 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9438 -mbit-word to a variable instead of being a target mask.
9440 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9441 emit the lwsync instruction instead of emitting the instruction as
9442 an integer constant.
9444 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9445 fixuns_trundfsi2, move expander into rs6000.md.
9447 * config/rs6000/rs6000.md (cpu): Add power7.
9448 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9449 (logical predicate patterns): Change the single instruction
9450 primitives that set CR0 to be fast_compare instead of compare.
9452 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9453 (popcntddi2): Ditto.
9454 (popcount<mode>): Ditto.
9455 (floating multiply/add insns): Name the floating point
9457 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9458 (isel_unsigned_<mode>): Ditto.
9459 (fixuns_trundfsi2): Move expander here from spe.md.
9460 (smindi3): Define if we have -misel on 64-bit systems.
9465 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9467 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9469 * config/avr/avr.c (avr_current_device): New variable.
9470 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9471 (avr_arch, mcu_type_s): Move to avr.h.
9472 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9473 default_data_section_start fields.
9474 (avr_arch): Moved from avr.c.
9475 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9476 library_name fields.
9477 (avr_current_device, avr_mcu_types, avr_arch_types,
9478 avr_device_to_arch, avr_device_to_data_start,
9479 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9480 (EXTRA_SPEC_FUNCTIONS): Define.
9481 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9482 options mapping. Use device_to_arch and device_to_data_start insted.
9483 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9484 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9485 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9486 * config/avr/driver-avr.c: New file.
9487 * config/avr/avr-devices.c: New file.
9489 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9491 * var-tracking.c (unshare_variable): Force initialized to
9492 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9493 (set_variable_part): Likewise.
9494 (struct variable_union_info): Remove pos_src field.
9495 (vui_vec, vui_allocated): New variables.
9496 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9497 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9498 == 1 use a simpler sorting algorithm. Compute pos field right
9499 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9500 Avoid quadratic comparison if !flag_var_tracking_uninit.
9501 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9502 unshare_variable unconditionally.
9503 (dataflow_set_different_2): Removed.
9504 (dataflow_set_different): Don't traverse second hash table.
9505 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9506 unconditionally to var_reg_set or var_mem_set.
9507 (emit_notes_in_bb): Likewise.
9508 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9510 (emit_note_insn_var_location): Don't set initialized to
9511 VAR_INIT_STATUS_INITIALIZED early.
9512 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9514 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9516 * tree-object-size.c (addr_object_size): Instead of checking
9517 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9518 are no FIELD_DECLs following it.
9520 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9522 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9523 order to match bswaps with signed source operands.
9525 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9527 * sdbout.c (sdbout_one_type): Fix braces in switch.
9529 2009-06-23 Richard Guenther <rguenther@suse.de>
9531 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9533 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9534 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9535 var_callused, callused_tree, var_storedanything, storedanything_tree,
9536 var_integer, integer_tree): Remove global variables.
9537 (new_var_info): Do not pass new id, append the new var to the
9538 global variable vector.
9539 (do_ds_constraint): Use is_global_var member of the variable-info.
9540 (new_scalar_tmp_constraint_exp): Adjust.
9541 (create_function_info_for): Likewise.
9542 (create_variable_info_for): Likewise.
9543 (find_what_var_points_to): Remove dead code.
9544 (init_base_vars): Simplify.
9545 (compute_points_to_sets): Adjust.
9547 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9549 * combine.c (try_combine): Dump information about the insns we're
9552 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9554 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9555 check when calling force_to_mode on TRUNCATE's operand.
9557 2009-06-22 Ian Lance Taylor <iant@google.com>
9559 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9561 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9563 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9565 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9567 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9568 override library linkage flags such as -static-libgcc or
9571 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9573 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9575 2009-06-22 Ian Lance Taylor <iant@google.com>
9577 * config/linux.opt: Put mglibc ahead of muclibc.
9579 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9580 for duplicate decls.
9582 2009-06-22 Matthias Klose <doko@ubuntu.com>
9584 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9586 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9589 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9590 instead of NULL if a parser error occurs.
9592 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9594 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9595 non-DWARF2_DEBUGGING_INFO version.
9597 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9599 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9600 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9602 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9603 (LIBGCC2_TF_CEXT): Define.
9606 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9609 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9611 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9613 * config/arm/arm.c (arm_override_options): Disable
9614 -mcaller-super-interworking and -mcallee-super-interworking.
9615 * doc/invoke.texi (ARM Options): Document this.
9617 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9619 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9620 * config/arm/constraints.md (j): New constraint for movw operands.
9621 (N): Remove thumb2 meaning.
9622 * config/arm/arm.md (*arm_movw): Delete.
9623 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9624 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9625 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9627 2009-06-22 Martin Jambor <mjambor@suse.cz>
9629 PR tree-optimization/40492
9630 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9631 build_ref_for_offset.
9633 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9635 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9636 JUMP_TABLE_DATA_P predicates where applicable.
9637 * auto-inc-dec.c: Ditto.
9638 * builtins.c: Ditto.
9639 * caller-save.c: Ditto.
9641 * cfgcleanup.c: Ditto.
9642 * cfglayout.c: Ditto.
9645 * combine-stack-adj.c: Ditto.
9651 * dwarf2asm.c: Ditto.
9652 * dwarf2out.c: Ditto.
9653 * emit-rtl.c: Ditto.
9659 * function.c: Ditto.
9662 * genpreds.c: Ditto.
9663 * genrecog.c: Ditto.
9665 * ira-costs.c: Ditto.
9666 * ira-lives.c: Ditto.
9669 * lower-subreg.c: Ditto.
9670 * modulo-sched.c: Ditto.
9672 * postreload.c: Ditto.
9673 * print-rtl.c: Ditto.
9682 * sched-vis.c: Ditto.
9684 * sel-sched-ir.c: Ditto.
9685 * simplify-rtx.c: Ditto.
9686 * targhooks.c: Ditto.
9687 * var-tracking.c: Ditto.
9688 * vmsdbgout.c: Ditto.
9690 2009-06-22 Matthias Klose <doko@ubuntu.com>
9692 * Makefile.in (install-plugin): Always use DESTDIR.
9694 2009-06-22 Olivier Hainque <hainque@adacore.com>
9696 * config/pa/pa.c (output_call): Don't optimize post call jumps
9697 into return address adjustments if the call may throw.
9699 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9701 * arm.c (thumb1_output_casesi): New function.
9702 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9703 optimizing for size or PIC.
9704 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9705 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9706 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9707 (thumb1_casesi_internal_pic): New expand rule.
9708 (thumb1_casesi_dispatch): New pattern.
9709 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9711 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9712 in the text seciton when PIC or optimizing for size.
9713 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9714 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9715 preservation properties of code.
9716 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9717 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9718 (__gnu_thumb1_case_si): New function.
9719 * t-arm (LIB1ASMSRC): Define here.
9720 (LIB1ASMFUNCS): Add some common functions.
9721 * t-arm-elf (LIB1ASMSRC): Delete.
9722 (LIB1ASMFUNCS): Append to existing set.
9723 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9724 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9725 * t-symbian (LIB1ASMFUNCS): Likewise.
9726 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9727 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9729 2009-06-21 Richard Guenther <rguenther@suse.de>
9731 PR tree-optimization/38729
9732 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9733 to loops with a single exit if -fno-expensive-optimizations.
9735 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9737 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9738 (dataflow_set): Change vars type from htab_t to shared_hash.
9739 (shared_hash_pool, empty_shared_hash): New variables.
9740 (vars_clear): Removed.
9741 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9742 shared_hash_find_slot_unshare, shared_hash_find_slot,
9743 shared_hash_find_slot_noinsert, shared_hash_find): New
9745 (shared_hash_unshare, shared_hash_destroy): New functions.
9746 (unshare_variable): Unshare set->vars if shared, use
9748 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9749 (get_init_value, find_src_set_src, dump_dataflow_set,
9750 clobber_variable_part, emit_notes_for_differences): Use
9752 (dataflow_set_init): Remove second argument, set vars to
9753 empty_shared_hash instead of creating a new htab.
9754 (dataflow_set_clear): Call shared_hash_destroy and set vars
9755 to empty_shared_hash instead of calling vars_clear.
9756 (dataflow_set_copy): Don't call vars_copy, instead just share
9757 the src htab with dst.
9758 (variable_union): Use shared_hash_*, use initially NO_INSERT
9759 lookup if set->vars is shared. Don't keep slot cleared before
9760 calling unshare_variable. Unshare set->vars if needed.
9761 Even ->refcount == 1 vars must be unshared if set->vars is shared
9762 and var needs to be modified.
9763 (variable_canonicalize): New function.
9764 (dataflow_set_union): If dst->vars is empty, just share src->vars
9765 with dst->vars and traverse with variable_canonicalize to canonicalize
9766 and unshare what is needed.
9767 (dataflow_set_different): If old_set and new_set use the same shared
9768 htab, they aren't different. If number of htab elements is different,
9769 htabs are different. Use shared_hash_*.
9770 (dataflow_set_destroy): Call shared_hash_destroy instead of
9772 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9773 second argument to dataflow_set_init.
9774 (vt_initialize): Likewise. Initialize shared_hash_pool and
9775 empty_shared_hash, move bb in/out initialization afterwards.
9776 Use variable_htab_free instead of NULL as changed_variables del hook.
9777 (variable_was_changed): Change type of second argument to pointer to
9778 dataflow_set. When inserting var into changed_variables, bump
9779 refcount. Unshare set->vars if set is shared htab and slot needs to
9781 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9782 lookup if set->vars is shared. Unshare set->vars if needed.
9783 Even ->refcount == 1 vars must be unshared if set->vars is shared
9784 and var needs to be modified. Adjust variable_was_changed caller.
9785 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9786 vars must be unshared if set->vars is shared and var needs to be
9787 modified. Adjust variable_was_changed caller.
9788 (emit_note_insn_var_location): Don't pool_free var.
9789 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9791 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9792 free_alloc_pool on shared_hash_pool.
9794 2009-06-20 Anthony Green <green@moxielogic.com>
9796 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9797 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9799 2009-06-20 Richard Guenther <rguenther@suse.de>
9801 * tree-ssa-structalias.c (find_func_aliases): For memset use
9802 a constraint from NULL if we memset to zero.
9803 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9804 we explicitly handle that do not read from memory.
9805 (call_may_clobber_ref_p_1): Properly handle builtins that may
9808 2009-06-20 Richard Guenther <rguenther@suse.de>
9810 PR tree-optimization/40495
9811 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9812 (new_scalar_tmp_constraint_exp): New function.
9813 (process_constraint): Do not create temporary decls.
9814 (process_all_all_constraints): Likewise.
9815 (handle_const_call): Likewise.
9816 (create_function_info_for): Do not set decl.
9818 2009-06-19 Ian Lance Taylor <iant@google.com>
9820 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9821 (rs6000_attribute_table): Make static; move before use.
9823 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9825 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9826 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9827 Propagate the TREE_READONLY flag without overwriting it.
9828 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9829 Propagate the TREE_READONLY flag onto the result.
9830 (process_call_operands): Move around. Use correct constant value.
9832 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9835 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9836 * config/arm/arm.md: Likewise.
9838 2009-06-19 Ian Lance Taylor <iant@google.com>
9840 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9841 to GIMPLE_ERROR_MARK.
9843 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9844 op2_original_type parameters. Warn about using different enum types.
9845 * c-parser.c (c_parser_conditional_expression): Pass original
9846 types to build_conditional_expr.
9847 * c-tree.h (build_conditional_expr): Update declaration.
9849 2009-06-19 Ian Lance Taylor <iant@google.com>
9851 * config/i386/i386.c (ix86_function_specific_save): Test that
9852 fields match values, rather than testing the values are in a
9855 2009-06-19 Richard Guenther <rguenther@suse.de>
9857 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9859 (ptr_derefs_may_alias_p): Likewise.
9860 (ptr_deref_may_alias_ref_p_1): New function.
9861 (ptr_deref_may_alias_ref_p): Likewise.
9862 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9863 covered by looking at the ESCAPED solution.
9864 (call_may_clobber_ref_p_1): Likewise.
9865 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9866 Handle NULL_TREE offset. Do not produce redundant constraints.
9867 (process_all_all_constraints): New helper function.
9868 (do_structure_copy): Use it.
9869 (handle_lhs_call): Likewise.
9870 (find_func_aliases): Handle some builtins with pointer arguments
9871 and/or return values explicitly.
9873 2009-06-19 Ian Lance Taylor <iant@google.com>
9875 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9877 2009-06-19 Ian Lance Taylor <iant@google.com>
9879 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9881 2009-06-19 Ian Lance Taylor <iant@google.com>
9883 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9884 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9887 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9888 uninitialized const.
9890 2009-06-19 Ian Lance Taylor <iant@google.com>
9892 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9895 * c-decl.c (in_struct, struct_types): Remove.
9896 (struct c_binding): Add in_struct field.
9897 (c_binding_ptr): Define type, along with VEC.
9898 (struct c_struct_parse_info): Define.
9899 (struct_parse_info): New static variable.
9900 (bind): Initialize in_struct field.
9901 (start_struct): Remove enclosing_in_struct and
9902 enclosing_struct_types parameters. Add
9903 enclosing_struct_parse_info parameter. Change all callers. Set
9904 struct_parse_info rather than in_struct and struct_types.
9905 (grokfield): If -Wc++-compat and there is a symbol binding for the
9906 field name, set the in_struct flag and push it on the
9907 struct_parse_info->fields vector.
9908 (warn_cxx_compat_finish_struct): New static function.
9909 (finish_struct): Remove enclosing_in_struct and
9910 enclosing_struct_types parameters. Add
9911 enclosing_struct_parse_info parameter. Change all callers. Don't
9912 set C_TYPE_DEFINED_IN_STRUCT here. Call
9913 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9914 parameter. Only push on struct_types if warn_cxx_compat.
9915 (finish_enum): Only push on struct_types if warn_cxx_compat.
9916 (declspecs_add_type): Add loc parameter. Change all callers.
9917 Change all error calls to error_at. Pass loc, not input_location,
9918 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9919 defined in a struct. If -Wc++-compat and parsing a struct, record
9920 that a typedef name was used.
9921 * c-parser.c (c_parser_declspecs): Get location to pass to
9923 (c_parser_struct_or_union_specifier): Update calls to start_struct
9925 * c-tree.h (struct c_struct_parse_info): Declare.
9926 (finish_struct, start_struct): Update declarations.
9927 (declspecs_add_type): Update declaration.
9929 2009-06-19 Ian Lance Taylor <iant@google.com>
9931 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9932 variable with an anonymous type.
9934 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9936 * see.c: Remove for real.
9938 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9940 * optabs.h (enum optab_index): Add new OTI_significand.
9941 (significand_optab): Define corresponding macro.
9942 * optabs.c (init_optabs): Initialize significand_optab.
9943 * genopinit.c (optabs): Implement significand_optab using
9944 significand?f2 patterns.
9945 * builtins.c (expand_builtin_mathfn): Handle
9946 BUILT_IN_SIGNIFICAND{,F,L}.
9947 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9948 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9950 * config/i386/i386.md (significandxf2, significand<mode>2): New
9951 expanders to implement significandf, significand and significandl
9952 built-ins as inline x87 intrinsics.
9954 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9956 * config/avr/avr.c (avr_override_options): Remove setting value of
9957 PARAM_INLINE_CALL_COST.
9959 2009-06-18 Richard Henderson <rth@redhat.com>
9962 * tree-pass.h (TDF_ASMNAME): New.
9963 * tree-dump.c (dump_options): Add asmname.
9964 * doc/invoke.texi: Document it.
9966 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9967 (dump_decl_name): ...here.
9968 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9969 (dump_generic_node): Update dump_function_name calls.
9970 (print_call_name): New flags arg; update all dump calls.
9971 * diagnostic.h (print_call_name): Update.
9972 * gimple-pretty-print.c (dump_gimple_call): Update.
9974 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9977 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9979 2009-06-18 Diego Novillo <dnovillo@google.com>
9981 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9982 * plugin.c (str_license): Declare.
9983 (try_init_one_plugin): Assert that the symbol
9984 'plugin_is_GPL_compatible' exists.
9986 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9989 * Makefile.in (OBJS-common): Remove see.o.
9991 * common.opt (fsee): Mark as preserved for backward compatibility.
9992 * opts.c (common_handle_option): Add OPT_fsee to the backward
9993 compatibility section.
9994 * passes.c (init_optimization_passes, pass_see): Remove pass.
9995 * timevar.def (TV_SEE): Remove.
9996 * tree-pass.h (pass_see): Remove declaration.
9997 * doc/invoke.texi (-fsee): Remove documentation.
9999 2009-06-18 Martin Jambor <mjambor@suse.cz>
10001 * tree-sra.c: Include statistics.h
10002 (sra_stats): New variable.
10003 (sra_initialize): Clear sra_stats.
10004 (create_access_replacement): Increment sra_stats.replacements.
10005 (get_access_replacement): Do not return twice.
10006 (analyze_all_variable_accesses): Increment statistics counter by the
10007 number of scalarized aggregates.
10008 (generate_subtree_copies): Increment sra_stats.subtree_copies.
10009 (sra_modify_expr): Increment sra_stats.exprs.
10010 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
10011 (sra_modify_assign): Increment sra_stats.exprs,
10012 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
10013 (perform_intra_sra): Update statistics counters.
10014 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
10016 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10018 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
10019 (arm_scalar_mode_supported_p): New function.
10021 2009-06-18 Paul Brook <paul@codesourcery.com>
10022 Sandra Loosemore <sandra@codesourcery.com>
10024 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
10025 (__extendhfsf2, __truncsfhf2): Define.
10026 * config/arm/fp16.c: New file.
10027 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10028 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
10030 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
10032 * doc/extend.texi (Half-Precision): New section.
10033 * doc/invoke.texi (Option Summary): List -mfp16-format.
10034 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
10035 * config/arm/arm.opt (mfp16-format=): New.
10036 * config/arm/arm.c: Include intl.h.
10037 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
10038 (TARGET_INVALID_RETURN_TYPE): Redefine.
10039 (TARGET_PROMOTED_TYPE): Redefine.
10040 (TARGET_CONVERT_TO_TYPE): Redefine.
10041 (arm_fp16_format): Define.
10042 (all_fpus): Add entry for neon-fp16.
10043 (fp_model_for_fpu): Likewise.
10044 (struct fp16_format): Declare.
10045 (all_fp16_formats): Define.
10046 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
10048 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
10050 (arm_legitimate_index_p): Treat HFmode like HImode.
10051 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
10052 (coproc_secondary_reload_class): Special-case HFmode.
10053 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
10054 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
10055 (arm_init_fp16_builtins): New.
10056 (arm_init_builtins): Call it.
10057 (arm_invalid_parameter_type): New.
10058 (arm_invalid_return_type): New.
10059 (arm_promoted_type): New.
10060 (arm_convert_to_type).
10061 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
10063 (arm_emit_fp16_const): New function.
10064 (arm_mangle_type): Mangle __fp16 as "Dh".
10065 * config/arm/arm.h (TARGET_VFPD32): Make it know about
10067 (TARGET_NEON_FP16): New.
10068 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
10069 (enum fputype): Add FPUTYPE_NEON_FP16.
10070 (enum arm_fp16_format_type): Declare.
10071 (arm_fp16_format): Declare.
10072 (LARGEST_EXPONENT_IS_NORMAL): Define.
10073 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
10074 * config/arm/arm-modes.def (HFmode): Define.
10075 * config/arm/vfp.md: (*movhf_vfp): New.
10076 (extendhfsf2): New.
10078 * config/arm/arm.md: (fpu): Add neon_fp16.
10079 (floatsihf2, floatdihf2): New.
10080 (fix_trunchfsi2, fix_trunchfdi2): New.
10082 (extendhfdf2): New.
10084 (*arm32_movhf): New.
10085 (*thumb1_movhf): New.
10086 (consttable_2): Add check for HFmode constants.
10087 (consttable_4): Handle HFmode constants.
10089 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
10091 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
10093 2009-06-17 Olivier Hainque <hainque@adacore.com>
10095 * collect2.c (main): Use CONST_CAST2 to perform char ** to
10096 const char ** conversion in AIX specific section.
10098 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
10100 * config/i386/i386.c (ix86_special_builtin_type): Remove
10101 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
10102 (bdesc_special_args): Updated.
10103 (ix86_init_mmx_sse_builtins): Likewise.
10104 (ix86_expand_special_args_builtin): Likewise.
10106 2009-06-17 Richard Henderson <rth@redhat.com>
10108 * tree-pretty-print.c (maybe_dump_asm_name): New.
10109 (dump_decl_name): Use it.
10110 (PRINT_FUNCTION_NAME): Merge into...
10111 (dump_function_name): ... here. Use maybe_dump_asm_name.
10113 2009-06-17 Cary Coutant <ccoutant@google.com>
10115 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10117 * debug.c (struct gcc_debug_hooks): Change placeholder for
10119 (debug_nothing_int_charstar_int): Replaced by...
10120 (debug_nothing_int_charstar_int_bool): ...this.
10121 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10122 source_line prototype.
10123 (debug_nothing_int_charstar_int): Replaced by...
10124 (debug_nothing_int_charstar_int_bool): ...this.
10125 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10126 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10127 Output is_stmt operand when necessary.
10128 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10129 (notice_source_line): Add is_stmt parameter.
10130 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10131 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10133 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10134 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10136 2009-06-17 Ian Lance Taylor <iant@google.com>
10138 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10140 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10143 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10145 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10146 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10147 tree_strip_sign_nop_conversions and
10148 tree_ssa_strip_useless_type_conversions rather than stripping
10149 the operations here.
10150 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10152 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10153 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10154 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10155 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10158 2009-06-17 Michael Eager <eager@eagercon.com>
10160 * config/rs6000/constraints.md (register_constraint "d"): New.
10161 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10162 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10163 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10164 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10165 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10166 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10167 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10168 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10169 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10170 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10172 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10173 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10174 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10175 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10176 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10177 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10178 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10179 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10180 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10181 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10182 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10183 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10184 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10185 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10187 2009-06-16 Ian Lance Taylor <iant@google.com>
10189 * profile.c (total_num_never_executed): Don't define.
10190 (compute_branch_probabilities): Don't count or print
10191 num_never_executed.
10192 (init_branch_prob): Don't set total_num_never_executed.
10193 (end_branch_prob): Don't print total_num_never_executed.
10195 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10197 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10199 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10201 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10202 (nabstd2_fpr): Same.
10204 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10206 * expr.c (expand_assignment): Change complex type check.
10208 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10210 * doc/plugins.texi (Building GCC plugins): Added new section.
10212 2009-06-17 Ian Lance Taylor <iant@google.com>
10214 * c-pch.c (get_ident): Don't set size of templ array.
10215 (pch_init): Don't set size of partial_pch array.
10217 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10218 string constant to intialize an array whose size is the length of
10221 2009-06-17 Richard Guenther <rguenther@suse.de>
10223 PR tree-optimization/40389
10224 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10225 to addressable types.
10226 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10228 2009-06-17 Richard Guenther <rguenther@suse.de>
10230 PR middle-end/40460
10231 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10232 if there is no evolution of left in the loop bail out.
10233 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10234 chrec_fold_multiply.
10236 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10237 Janis Johnson <janis187@us.ibm.com>
10240 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10241 for the symbol ref of a constant that is the source of a move
10242 - nor for any other not-obvious-label-ref constants.
10244 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10246 * plugin.c (position_pass): Skip newly inserted pass during list
10247 traversal to avoid repeated insertion.
10249 2009-06-16 Ian Lance Taylor <iant@google.com>
10251 * vec.h (VEC_stack_alloc): Define different version if
10252 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10253 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10254 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10255 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10257 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10259 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10261 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10262 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10263 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10264 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10265 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10266 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10267 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10268 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10269 __builtin_ia32_rdtscp.
10270 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10271 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10272 and __builtin_ia32_rorhi.
10273 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10274 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10275 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10276 (ix86_expand_args_builtin): Likewise.
10277 (ix86_expand_special_args_builtin): Likewise.
10279 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10280 (UNSPECV_RDTSC): Likewise.
10281 (UNSPECV_RDPMC): Likewise.
10282 (*bsr): Renamed to ...
10284 (*bsr_rex64): Renamed to ...
10287 (*rdpmc): Likewise.
10288 (*rdpmc_rex64): Likewise.
10290 (*rdtsc): Likewise.
10291 (*rdtsc_rex64): Likewise.
10292 (rdtscp): Likewise.
10293 (*rdtscp): Likewise.
10294 (*rdtscp_rex64): Likewise.
10296 * config/i386/ia32intrin.h: New.
10298 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10300 2009-06-16 Ian Lance Taylor <iant@google.com>
10302 * ira-build.c (copy_info_to_removed_store_destinations):
10303 Initialize parent_a.
10305 2009-06-16 Ian Lance Taylor <iant@google.com>
10307 * c-decl.c (grokdeclarator): Change size_varies to bool.
10309 2009-06-16 Ian Lance Taylor <iant@google.com>
10311 * sel-sched.c: Make forward declarations of move_op_hooks and
10312 fur_hooks explicitly extern.
10314 2009-06-16 Ian Lance Taylor <iant@google.com>
10316 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10317 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10319 2009-06-16 Ian Lance Taylor <iant@google.com>
10321 * resource.c (mark_referenced_resources): Change
10322 include_delayed_effects parameter to bool. Change all callers.
10323 (mark_end_of_function_resources): Likewise.
10324 * reorg.c (insn_references_resource_p): Likewise.
10325 (insn_sets_resource_p): Likewise.
10326 * resource.h (mark_referenced_resources): Update declaration.
10327 (mark_end_of_function_resources): Update declaration.
10329 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10331 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10333 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10335 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10336 GCC can bootstrap on AIX with GNU Binutils 2.20.
10338 2009-06-16 Ian Lance Taylor <iant@google.com>
10340 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10342 2009-06-16 Ian Lance Taylor <iant@google.com>
10344 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10345 inline, not extern inline.
10346 (exact_log2): Likewise.
10347 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10349 (exact_log2): Likewise, but don't test CTZ_HWI.
10351 2009-06-16 Ian Lance Taylor <iant@google.com>
10353 * bitmap.c (bitmap_clear): Don't declare as inline.
10354 * gimple.c (gimplify_assign): Likewise.
10355 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10356 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10357 (sched_scan_info): Remove duplicate definition.
10359 2009-06-16 Ian Lance Taylor <iant@google.com>
10361 * c-common.c (skip_evaluation): Don't define.
10362 (c_inhibit_evaluation_warnings): Define global variable.
10363 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10364 than skip_evaluation.
10365 (convert_and_check, warn_for_div_by_zero): Likewise.
10366 * c-common.h (skip_evaluation): Don't declare.
10367 (c_inhibit_evaluation_warnings): Declare.
10368 * c-parser.c (c_parser_typeof_specifier): Set
10369 c_inhibit_evaluation_warnings rather than skip_evaluation.
10370 (c_parser_conditional_expression): Likewise.
10371 (c_parser_binary_expression): Likewise.
10372 (c_parser_sizeof_expression): Likewise.
10373 (c_parser_alignof_expression): Likewise.
10374 * c-typeck.c (build_indirect_ref): Check
10375 c_inhibit_evaluation_warnings rather than skip_evaluation.
10376 (build_conditional_expr, build_binary_op): Likewise.
10378 2009-06-16 Richard Guenther <rguenther@suse.de>
10380 * tree-ssa-alias.c (is_escape_site): Remove.
10381 * tree-ssa-alias.h (enum escape_type): Remove.
10382 (is_escape_site): Likewise.
10383 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10384 via casts and asms without deferring to is_escape_site.
10386 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10388 PR middle-end/40446
10389 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10390 use gen_lowpart if op0 has complex mode.
10392 2009-06-16 Richard Guenther <rguenther@suse.de>
10394 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10395 variables add them to ESCAPED.
10396 (find_func_aliases): Do not make all indirectly stored values escaped.
10398 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10400 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10401 make_decl_one_only.
10403 2009-06-16 Martin Jambor <mjambor@suse.cz>
10405 PR tree-optimization/40432
10406 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10407 check whether we need to force gimple register operand.
10409 2009-06-16 Martin Jambor <mjambor@suse.cz>
10411 PR tree-optimization/40413
10412 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10413 build_ref_for_offset.
10414 (propagate_subacesses_accross_link): Fix a typo in a comment.
10416 2009-06-16 Ira Rosen <irar@il.ibm.com>
10418 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10419 with additional parameter.
10420 * tree-vectorizer.h (enum vect_def_type): Add new value
10422 (enum vect_relevant): Add comments.
10423 (vect_is_simple_reduction): Add new argument.
10424 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10425 Detect nested cycles.
10426 (vect_is_simple_reduction): Update documentation, add an argument to
10427 distinguish inner-loop reduction from nested cycle, detect nested
10428 cycles, fix printings and indentation, don't swap operands in case
10430 (get_initial_def_for_reduction): Handle subtraction.
10431 (vect_create_epilog_for_reduction): Add new argument to specify
10432 reduction variable.
10433 (vect_finalize_reduction): Handle subtraction, fix comments.
10434 (vectorizable_reduction): Handle nested cycles. In case of nested
10435 cycle keep track of the reduction variable position. Call
10436 vect_is_simple_reduction with additional parameter. Use original
10437 statement code in reduction epilogue for nested cycle. Call
10438 vect_create_epilog_for_reduction with additional parameter.
10439 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10440 inner-loop vectorization.
10441 (vect_recog_widen_sum_pattern): Likewise.
10442 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10444 (vect_mark_stmts_to_be_vectorized): Likewise.
10445 (vect_get_vec_def_for_operand): Handle nested cycles.
10447 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10449 * doc/invoke.texi (Debugging Options): Fix option index entries
10450 for -fdump-statistics, -frandom-seed add entries for
10451 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10452 (FRV Options): Fix entries for -mTLS, -mtls.
10453 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10454 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10455 (M68hc1x Options): Fix @itemx for -mnominmax.
10456 (MCore Options): Fix entry for -mno-lsim.
10457 (MMIX Options): Fix entry for -mabi=mmixware.
10458 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10460 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10462 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10463 Mention the plugin mode of gengtype.
10464 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10465 * gengtype.c: Updated copyright.
10466 (plugin_files, nb_plugin_files) Added new static variables.
10467 (measure_input_list) Care about plugin_files.
10468 (write_rtx_next): Added early return in plugin mode.
10469 (create_file): Updated copyright year in generated file. Added
10471 (oprintf): Added early return if NULL outf.
10472 (get_output_file_with_visibility): Care of plugin_files.
10473 (get_output_file_name): May return null.
10474 (write_local): Added early return.
10475 (put_mangled_filename): Ditto.
10476 (finish_root_table): Added check for base_files.
10477 (write_roots): Care about null when plugins.
10478 (main): Added plugin mode.
10480 2009-06-15 Ian Lance Taylor <iant@google.com>
10482 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10483 * gcov.c (read_count_file): Add braces around variables declared
10486 * c.opt (Wjump-misses-init): New warning.
10487 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10488 -Wall and -Wc++-compat if not already set.
10489 (c_common_post_options): Clear warn_jump_misses_init if it was not
10491 * c-decl.c (struct c_binding): Change type field to a union with
10492 new label field. Make it the first field in the struct. Update
10493 references to type to use u.type instead.
10494 (struct c_spot_bindings): Define.
10495 (struct c_goto_bindings): Define.
10496 (c_goto_bindings_p): Define, along with VECs.
10497 (struct c_label_vars): Define.
10498 (struct c_scope): Add has_label_bindings field.
10499 (bind_label, set_spot_bindings): New static functions.
10500 (decl_jump_unsafe, update_spot_bindings): New static functions.
10501 (update_label_decls): New static function.
10502 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10503 Update binding u.label field to shadowed field.
10504 (c_binding_start_stmt_expr): New function.
10505 (c_binding_end_stmt_expr): New function.
10506 (pushdecl): Don't call c_begin_vm_scope.
10507 (make_label): Add defining and p_label_vars parameters. Change
10509 (lookup_label): Correct test for whether a label has not yet been
10510 defined. Call bind_label rather than bind.
10511 (warn_about_goto): New static function.
10512 (lookup_label_for_goto): New function.
10513 (declare_label): Call bind_label rather than bind.
10514 (check_earlier_gotos): New static function.
10515 (define_label): Don't give errors about jumping into statement
10516 expressions or scopes of variably modified types. Call
10517 set_spot_bindings and check_earlier_gotos. Call bind_label
10518 instead of bind. Don't set label_context_stack_se or
10519 label_context_stack_vm.
10520 (c_get_switch_bindings): New function.
10521 (c_release_switch_bindings): New function.
10522 (c_check_switch_jump_warnings): New function.
10523 (start_function): Don't set label_context_stack_se or
10524 label_context_stack_vm.
10525 (finish_function): Likewise.
10526 * c-typeck.c (label_context_stack_se): Don't define.
10527 (label_context_stack_vm): Don't define.
10528 (c_finish_goto_label): Call lookup_label_for_goto rather than
10529 lookup_label. Don't give errors about jumping into a statement
10530 expression or the scope of a variably modified type. Don't set
10531 label_context_stack_se or label_context_stack_vm.
10532 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10533 fields. Add bindings field.
10534 (c_start_case): Don't set deleted fields. Set bindings field.
10535 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10536 or blocked_vm. Call c_check_switch_jump_warnings.
10537 (c_finish_case): Don't test blocked_stmt_expr field. Call
10538 c_release_switch_bindings.
10539 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10540 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10541 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10542 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10543 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10544 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10545 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10546 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10547 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10548 (C_DECL_UNJUMPABLE_VM): Don't define.
10549 (C_DECL_UNDEFINABLE_VM): Don't define.
10550 (struct c_label_list): Don't define.
10551 (struct c_label_context_se): Don't define.
10552 (struct c_label_context_vm): Don't define.
10553 (struct c_spot_bindings): Declare.
10554 (c_bindings_start_stmt_expr): Declare.
10555 (c_bindings_end_stmt_expr): Declare.
10556 (lookup_label_for_goto): Declare.
10557 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10558 (c_check_switch_jump_warnings): Declare.
10559 (label_context_stack_se, label_context_stack_vm): Don't declare.
10560 (c_finish_goto_label): Update declaration.
10561 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10562 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10563 (Warning Options): Document -Wjump-misses-init.
10565 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10567 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10570 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10572 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10574 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10576 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10578 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10580 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10582 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10584 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10585 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10586 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10587 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10588 * dwarf2asm.c (dw2_force_const_mem): Update call to
10589 make_decl_one_only.
10590 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10591 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10592 * langhooks.c (lhd_comdat_group): Remove.
10593 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10594 * tree.h (DECL_COMDAT_GROUP): New.
10595 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10596 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10597 (make_decl_one_only): Change signature.
10598 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10599 make_decl_one_only.
10600 (make_decl_one_only): Change signature.
10601 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10603 2009-06-15 Richard Guenther <rguenther@suse.de>
10605 PR middle-end/40439
10606 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10608 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10610 * tree-ssa-math-opts.c: Remove extra divide.
10612 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10614 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10616 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10618 * passes.c: Add bswap pass.
10619 * tree-pass.h: Add pass_optimize_bswap declaration.
10620 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10621 Include rtl.h, expr.h and optabs.h for optab_handler check.
10622 (struct symbolic_number, pass_optimize_bswap): New definition.
10623 (do_shift_rotate, verify_symbolic_number_p): New functions.
10624 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10625 (gate_optimize_bswap): New function.
10626 * tree.c (widest_int_cst_value): New function.
10627 * tree.h (widest_int_cst_value): Prototype added.
10629 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10631 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10632 REG_EQUAL/REG_EQUIV notes.
10634 2009-06-14 Richard Guenther <rguenther@suse.de>
10636 PR middle-end/40389
10637 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10638 has its address taken if NRV was applied and it is addressable.
10639 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10640 function split out from ...
10641 (get_constraint_for_1): ... here.
10642 (handle_rhs_call): Use it to mark the return slot escaped if
10643 it is addressable and NRV was applied.
10645 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10647 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10648 Change first argument type to location_t.
10649 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10650 Do not set input_location.
10651 Use loc instead of input_location throughout.
10653 2009-06-13 Richard Guenther <rguenther@suse.de>
10655 PR tree-optimization/40421
10656 * tree-predcom.c (should_unroll_loop_p): Remove.
10657 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10659 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10661 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10662 Add location argument.
10664 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10666 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10668 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10669 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10670 * config/spu/spu-protos.h: Add location to
10671 spu_resolve_overloaded_builtin.
10672 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10673 spu_build_builtin_va_list.
10674 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10675 argument. Pass location to build_function_call_vec.
10676 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10678 (emit_fpu_switch): Same.
10679 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10680 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10681 to build_decl and create_artificial_label.
10682 (xtensa_gimplify_va_arg_expr): Same.
10683 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10684 (xstormy16_gimplify_va_arg_expr): Same.
10685 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10686 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10687 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10688 (mips16_build_function_stub): Same.
10689 (mips16_build_call_stub): Same.
10691 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10694 * arm/constraints.md (Pa, Pb): New constraints.
10695 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10696 split pattern to deal with them.
10698 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10700 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10701 fix index entry for -Xpreprocessor.
10703 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10705 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10706 Add location argument to build_decl call.
10707 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10708 (rs6000_init_builtins): Same.
10709 (spe_init_builtins): Same.
10710 (rs6000_gimplify_va_arg): Add location argument to
10711 create_artificial_label call.
10713 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10715 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10716 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10717 * Makefile.in: Fix GGC dependency for gcse.o.
10719 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10721 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10722 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10723 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10725 * c-parser.c (c_parser_binary_expression): Use current column while
10726 building binary operations.
10727 * common.opt (fshow-column): Enable by default.
10728 * tree-vrp.c (check_array_ref): Use warning_at.
10729 (check_array_bounds): Use location from call back if expr has no
10731 * tree.h: Add location argument to maybe_fold_*.
10732 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10733 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10734 (maybe_fold_offset_to_component_ref): Same.
10735 (maybe_fold_offset_to_reference): Same.
10736 (maybe_fold_offset_to_address): Same.
10737 (maybe_fold_stmt_indirect): Same.
10738 (maybe_fold_stmt_addition): Same.
10739 (fold_stmt_r): Pass location to maybe_fold_*.
10740 (fold_gimple_assign): Same.
10741 * c-tree.h: Add location argument to finish_decl,
10742 default_function_array_conversion, store_init_value.
10743 * c-decl.c (define_label): Use error_at.
10744 (c_make_fname_decl): Pass location to finish_decl.
10745 (finish_decl): New location argument.
10746 (build_compound_literal): Pass location to store_init_value.
10747 (grokdeclarator): Pass location to finish_decl.
10749 * c-typeck.c (array_to_pointer_conversion): New location argument.
10750 (function_to_pointer_conversion): Same.
10751 (default_function_array_conversion): Same.
10752 (parser_build_unary_op): Pass location to overflow_warning.
10753 (parser_build_binary_op): Same. Use warning_at.
10754 (build_unary_op): Pass location to array_to_pointer_conversion.
10755 (build_c_cast): Pass location to digest_init.
10756 (build_modify_expr): New location argument.
10757 (convert_for_assignment): Same.
10758 (store_init_value): Same.
10759 (digest_init): Same.
10760 (output_init_element): Pass location to digest_init and
10761 array_to_pointer_conversion.
10762 (c_finish_return): Pass location to convert_for_assignment.
10763 * gimplify.c (gimplify_conversion): Pass location to
10764 maybe_fold_offset_to_address.
10765 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10766 to maybe_fold_stmt_addition.
10767 * c-omp.c (c_finish_omp_atomic): Pass new location to
10769 (c_finish_omp_for): Same.
10770 * c-common.c (overflow_warning): New argument.
10771 * c-common.h: New argument to build_modify_expr, overflow_warning.
10772 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10774 (c_parser_initializer): Pass location to
10775 default_function_array_conversion.
10776 (c_parser_initelt): Same.
10777 (c_parser_initval): Same.
10778 (c_parser_asm_operands): Same.
10779 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10780 (c_parser_conditional_expression): Same.
10781 (c_parser_binary_expression): Add location info to stack. Use it.
10782 (c_parser_unary_expression): Pass location to
10783 default_function_array_conversion, parser_build_unary_op,
10784 build_indirect_ref, c_parser_postfix_expression_after_primary.
10785 (c_parser_postfix_expression_after_primary): New location argument.
10787 (c_parser_expression_conv): Pass location to
10788 default_function_array_conversion.
10789 (c_parser_expr_list): Same.
10790 (c_parser_omp_atomic): Same.
10791 (c_parser_omp_for_loop): Same.
10792 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10793 (build_array_declarator): New argument.
10794 * c-decl.c (build_array_declarator): Add location argument.
10795 (grokdeclarator): Set id_loc for cdk_array.
10796 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10797 build_array_declarator.
10798 * tree.c (build_omp_clause): Add location argument.
10799 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10800 (OMP_CLAUSE_LOCATION): New macro.
10801 (struct tree_omp_clause): Add location field.
10802 (build_omp_clause): Add argument.
10803 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10804 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10806 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10807 (cp_parser_omp_clause_collapse): Same.
10808 (cp_parser_omp_clause_default): Same.
10809 (cp_parser_omp_clause_if): Same.
10810 (cp_parser_omp_clause_nowait): Same.
10811 (cp_parser_omp_clause_num_threads): Same.
10812 (cp_parser_omp_clause_ordered): Same.
10813 (cp_parser_omp_clause_schedule): Same.
10814 (cp_parser_omp_clause_untied): Same.
10815 (cp_parser_omp_for_loop): Same.
10816 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10817 * c-tree.h (c_start_case): Add location argument.
10818 (c_process_expr_stmt): Same.
10819 (c_finish_goto_*): Same.
10820 * tree-parloops.c (initialize_reductions): Pass location to
10822 (create_parallel_loop): Same.
10823 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10824 (gfc_trans_omp_reduction_list): Same.
10825 (gfc_trans_omp_clauses): Same.
10826 (gfc_trans_omp_do): Same.
10827 * c-typeck.c (c_finish_goto_label): Same.
10828 (c_finish_goto_ptr): New location argument.
10829 (c_start_case): Same.
10830 (emit_side_effect_warnings): Same.
10831 (c_process_expr_stmt): Same.
10832 (c_finish_stmt_expr): Same.
10833 (c_finish_omp_clauses): Use error_at instead of error.
10834 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10836 * c-omp.c (c_split_parallel_clauses): New location argument.
10837 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10838 to build_omp_clause.
10839 (convert_local_reference_stmt): Same.
10840 (convert_gimple_call): Same.
10841 * c-common.h (c_split_parallel_clauses): New argument.
10842 * c-parser.c (c_parser_statement_after_labels): Pass location to
10843 c_finish_goto_label.
10844 (c_parser_switch_statement): Pass location to c_start_case.
10845 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10846 and c_process_expr_stmt.
10847 (c_parser_omp_variable_list): Add location argument.
10848 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10849 (c_parser_omp_clause_default): Same.
10850 (c_parser_omp_clause_if): Same.
10851 (c_parser_omp_clause_num_threads): Same.
10852 (-c_parser_omp_clause_ordered): Same.
10853 (c_parser_omp_clause_reduction): Pass location to
10854 c_parser_omp_variable_list.
10855 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10856 (c_parser_omp_clause_untied): Same.
10857 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10858 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10860 * c-tree.h (check_for_loop_decls, undeclared_variable,
10861 build_component_ref, build_array_ref, build_external_ref,
10862 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10863 build_conditional_expr, build_compound_expr, c_cast_expr,
10864 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10865 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10867 * c-semantics.c (build_stmt): Same.
10868 (build_case_label): Same.
10869 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10870 (undeclared_variable): New argument.
10871 (make_label): Same.
10872 (lookup_label): Pass location on down.
10873 (define_label): Same.
10874 (finish_decl): Same.
10875 (build_compound_literal): Same.
10876 (finish_struct): Same.
10877 (finish_function): Do not set location here.
10878 (check_for_loop_decls): New argument.
10879 * tree.c (save_expr): Set location.
10880 (build_empty_stmt): New argument.
10881 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10882 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10883 * builtins.c (gimplify_va_arg_expr): Use locations.
10884 (expand_builtin_sync_operation): Same.
10885 * c-typeck.c (build_component_ref): New argument.
10886 (build_array_ref): Same.
10887 (build_external_ref): Same.
10888 (c_expr_sizeof_expr): Same.
10889 (c_expr_sizeof_type): Same.
10890 (parser_build_unary_op): Same.
10891 (build_conditional_expr): Same.
10892 (build_compound_expr): Pass location on down.
10893 (build_compound_expr): New argument.
10894 (build_c_cast): Same.
10895 (c_cast_expr): Same.
10896 (build_asm_expr): Same.
10897 (c_finish_return): Same.
10898 (c_process_expr_stmt): Pass location on down.
10899 (c_finish_stmt_expr): New argument.
10900 (push_clenaup): Same.
10901 (c_finish_omp_parallel): Same.
10902 (c_finish_omp_task): Same.
10903 * gimplify.c (gimplify_call_expr): Pass location on down.
10904 * c-omp.c (c_finish_omp_master): New argument.
10905 (c_finish_omp_critical): Same.
10906 (c_finish_omp_ordered): Same.
10907 (c_finish_omp_barrier): Same.
10908 (-c_finish_omp_taskwait): Same.
10909 (c_finish_omp_atomic): Same.
10910 (c_finish_omp_flush): Same.
10911 * tree-inline.c (copy_tree_body_r): Pass location on down.
10912 (inline_forbidden_p): Remove use of input_location.
10913 * c-gimplify.c (c_build_bind_expr): New argument.
10914 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10915 (c_sizeof_or_alignof_type): New argument.
10916 (c_alignof_expr): Same.
10917 (build_va_arg): Same.
10918 (c_add_case_label): Same.
10919 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10920 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10921 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10922 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10923 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10924 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10926 * stub-objc.c (objc_build_selector_expr): Same.
10927 (objc_build_throw_stmt): Same.
10928 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10929 (c_parser_initelt): Same.
10930 (c_parser_compound_statement): Same.
10931 (c_parser_compound_statement_nostart): Same.
10932 (c_parser_label): Same.
10933 (c_parser_statement_after_labels): Same.
10934 (c_parser_if_body): Same.
10935 (c_parser_else_body): Same.
10936 (c_parser_if_statement): Same.
10937 (c_parser_switch_statement): Same.
10938 (c_parser_while_statement): Same.
10939 (c_parser_do_statement): Same.
10940 (c_parser_for_statement): Same.
10941 (c_parser_asm_statement): Same.
10942 (c_parser_conditional_expression): Same.
10943 (c_parser_binary_expression): Same.
10944 (c_parser_cast_expression): Same.
10945 (c_parser_unary_expression): Same.
10946 (c_parser_sizeof_expression): Same.
10947 (c_parser_alignof_expression): Same.
10948 (c_parser_postfix_expression): Same.
10949 (c_parser_expression): Same.
10950 (c_parser_objc_receiver): Same.
10951 (c_parser_omp_variable_list): Same.
10952 (c_parser_omp_structured_block): Same.
10953 (c_parser_omp_atomic): New argument.
10954 (c_parser_omp_barrier): Same.
10955 (c_parser_omp_critical): Same.
10956 (c_parser_omp_flush): Pass location on down.
10957 (c_parser_omp_for_loop): New argument.
10958 (c_parser_omp_for): Same.
10959 (c_parser_omp_master): Same.
10960 (c_parser_omp_ordered): Same.
10961 (c_parser_omp_sections_scope): Same.
10962 (c_parser_omp_sections): Same.
10963 (c_parser_omp_parallel): Same.
10964 (c_parser_omp_single): Same.
10965 (c_parser_omp_task): Same.
10966 (c_parser_omp_taskwait): Pass location on down.
10967 (c_parser_omp_construct): Same.
10968 (c_parser_omp_threadprivate): Same.
10969 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10970 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10971 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10972 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10973 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10974 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10975 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10976 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10977 config/i386/i386.c, stmt.c:
10978 Add location argument to the following function definitions and/or
10979 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10980 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10981 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10982 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10983 do_case, c_finish_bc_stmt, build_compound_literal,
10984 build_function_call.
10985 * c-decl.c (build_compound_literal): Add location argument.
10986 Make all diagnostic calls use location.
10987 (start_struct): Same.
10988 (finish_struct): Same.
10989 (start_enum): Same.
10990 (build_enumerator): Same.
10991 (start_function): Same.
10992 (grokdeclarator): Make all diagnostic calls use location.
10993 (store_parm_decls_oldstyle): Same.
10994 * c-typeck.c (build_function_call): Add location argument.
10995 Make all diagnostic calls use location.
10997 (c_finish_bc_stmt): Same.
10998 * tree-nested.c (get_trampoline_type): Add argument.
10999 Pass location to build_decl.
11000 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
11001 * rtl.h (RTL_LOCATION): New.
11002 * c-common.c (c_add_case_label): Add location argument.
11003 Make all diagnostic calls use location.
11004 * c-common.h: Add location argument to make_fname_decl, do_case,
11005 c_add_case_label, build_function_call, resolve_overloaded_builtin.
11006 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
11007 Set it appropriately for every case. Pass enum_loc to start_enum
11008 call. Pass value_loc first to build_enumerator. Pass enum_loc to
11010 (c_parser_struct_or_union_specifier): Save location. Use it for
11011 start_struct, finish_struct, and parser_xref_tag.
11013 2009-06-12 Ian Lance Taylor <iant@google.com>
11015 * fold-const.c (fold_unary): Rename local variable and to and_expr.
11017 * c-opts.c (c_common_handle_option): For -Wc++-compat set
11018 cpp_opts->warn_cxx_operator_names.
11020 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
11023 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
11024 is returns NULL and OP is a VCE, look through the VCE.
11026 2009-06-12 Ian Lance Taylor <iant@google.com>
11029 * collect2.c (main): Use CONST_CAST2 in code inside #if
11030 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
11032 2009-06-12 Joey Ye <joey.ye@intel.com>
11034 PR middle-end/39146
11035 * cfgexpand.c (get_decl_align_unit): Update
11036 max_used_stack_slot_alignment with align instead of
11037 stack_alignment_needed.
11039 * function.c (assign_stack_local_1): Update
11040 max_used_stack_slot_alignment with alignment_in_bits instead
11041 of stack_alignment_needed.
11042 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
11045 2009-06-12 Jakub Jelinek <jakub@redhat.com>
11047 * dwarf2out.c (last_var_location_insn): New variable.
11048 (dwarf2out_end_epilogue): Clear last_var_location_insn.
11049 (dwarf2out_var_location): Don't record anything after last real
11050 insn. Only change labels if there were any real instructions
11051 in between last note and this one, or if changed sections.
11053 2009-06-11 Richard Henderson <rth@redhat.com>
11055 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
11056 note when storing the frame pointer in a register.
11057 (FRP): Don't redefine to nothing for epilogue.
11058 (alpha_expand_epilogue): Mark register and sp restores.
11059 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
11061 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
11062 when gen_lowpart is needed.
11064 2009-06-11 Richard Henderson <rth@redhat.com>
11066 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
11068 * dwarf2out.c (need_data_align_sf_opcode): New.
11069 (div_data_align): Move earlier.
11070 (def_cfa_1, reg_save): Use it.
11072 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
11074 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
11075 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
11076 (ix86_handle_option): Handle OPT_mcrc32.
11077 (ix86_target_string): Add -mcrc32.
11078 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
11080 * config/i386/i386.h (TARGET_CRC32): New.
11082 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
11083 (sse4_2_crc32di): Likewise.
11085 * config/i386/i386.opt (mcrc32): New.
11087 * doc/invoke.texi: Document -mcrc32.
11089 2009-06-11 Richard Henderson <rth@redhat.com>
11091 * common.opt (gdwarf-): Accept a version number.
11092 * doc/invoke.texi (gdwarf-): Update docs.
11093 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
11094 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
11095 version level, and record it.
11097 * dwarf2.h (DW_CIE_VERSION): Remove.
11098 * dwarf2out.c (DWARF_VERSION): Remove.
11099 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
11100 (output_call_frame_info): Use CIE version 3 for dwarf3,
11101 or if the return register column is out of range for version 1.
11102 (dwarf_stack_op_name): Add all dwarf3 values.
11103 (DEBUG_PUBTYPES_SECTION): New.
11104 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
11105 encoding change for dwarf3.
11106 (output_die) [dw_val_class_die_ref]: Likewise.
11107 (output_compilation_unit_header): Emit correct version for dwarf3.
11108 (output_line_info): Likewise.
11109 (output_pubnames): Update for DWARF_VERSION removal.
11110 (output_aranges): Likewise.
11111 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
11112 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11113 (dwarf2out_finish): Likewise.
11115 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11117 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11120 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11123 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11124 * builtins.c (expand_builtin_unreachable): New function.
11125 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11126 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11127 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11129 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11130 searching for missing barriers.
11132 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11134 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11135 when -fprofile-generate* was passed.
11136 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11138 2009-06-11 Anthony Green <green@moxielogic.com>
11140 * config/moxie/moxie.md: Define length attribute for all instructions.
11142 (*b<cond:code>): Support limited branch ranges for new PC-relative
11143 branch instructions.
11144 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11146 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11148 * config/i386/i386.c (min_insn_size): Use get_attr_length
11149 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11150 For __asm return 0.
11152 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11153 instead of emit_insn_before.
11155 2009-06-10 Ian Lance Taylor <iant@google.com>
11158 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11161 2009-06-10 Revital Eres <eres@il.ibm.com>
11163 * passes.c (init_optimization_passes): Reschedule
11164 predictive-commoning pass before complete unroll pass.
11166 2009-06-10 Martin Jambor <mjambor@suse.cz>
11168 * cgraph.c (cgraph_node_can_be_local_p): New function.
11169 (cgraph_make_node_local): New function.
11170 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11171 (cgraph_make_node_local): Declare.
11173 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11175 * tree.h (tree_base): Add packed_flag and user_align fields.
11176 Decrease size of spare field.
11177 (TYPE_USER_ALIGN): Use user_align from tree_base.
11178 (DECL_USER_ALIGN): Likewise.
11179 (TYPE_PACKED): Use packed_flag from tree_base.
11180 (DECL_PACKED): Likewise.
11181 (tree_type): Delete packed_flag and user_align fields. Widen
11182 precision field. Widen mode field and shuffle fields to align
11183 mode on an 8-bit boundary.
11184 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11185 Renumber decl_flag_* fields. Fix comments. Widen
11186 decl_common_unused field.
11187 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11188 (DECL_EXTERNAL): Likewise.
11189 (DECL_BIT_FIELD): Likewise.
11190 (DECL_NONADDRESSABLE_P): Likewise.
11191 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11192 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11194 2009-06-10 Ian Lance Taylor <iant@google.com>
11196 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11197 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11198 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11199 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11200 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11201 DEF_VEC_ALLOC_FUNC_P.
11202 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11203 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11204 DEF_VEC_ALLOC_FUNC_O.
11205 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11206 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11207 DEF_VEC_ALLOC_FUNC_I.
11208 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11209 (vec_stack_p_reserve_exact_1): Declare.
11210 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11211 (vec_stack_free): Declare.
11212 (VEC_stack_alloc): Define.
11213 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11214 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11215 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11216 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11218 (stack_vecs): New static variable.
11219 (vec_stack_p_reserve_exact_1): New function.
11220 (vec_stack_o_reserve_1): New static function.
11221 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11222 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11223 (vec_stack_free): New function.
11224 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11225 (VEC_df_ref_stack_alloc): Define.
11226 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11227 DEF_VEC_ALLOC_P_STACK.
11228 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11229 (struct df_collection_rec): Change _vec fields to VEC. Remove
11231 (df_free_collection_rec): Adjust for new fields.
11232 (df_insn_rescan): Use new df_collection_rec fields.
11233 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11234 (df_ref_create_structure, df_ref_record): Likewise.
11235 (df_get_conditional_uses, df_get_call_refs): Likewise.
11236 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11237 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11238 (df_record_exit_block_uses, df_bb_verify): Likewise.
11239 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11240 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11241 Remove count parameter. Change return type to void. Change all
11243 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11244 Remove count parameter. Change return type to void. Change all
11246 (df_install_refs): Change old_vec parameter to VEC. Remove count
11247 parameter. Change all callers.
11248 (df_install_mws): Change old_vec parameter to VEC. Remove count
11249 parameter. Change all callers.
11250 (df_refs_verify): Change new_rec parameter to VEC. Change call
11252 (df_mws_verify): Likewise.
11254 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11256 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11258 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11260 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11262 2009-06-10 Anthony Green <green@moxielogic.com>
11264 * config/moxie/crti.asm: New file.
11265 * config/moxie/crtn.asm: New file.
11266 * config/moxie/moxie.c: New file.
11267 * config/moxie/moxie.h: New file.
11268 * config/moxie/sfp-machine.h: New file.
11269 * config/moxie/moxie-protos.h: New file.
11270 * config/moxie/t-moxie: Created.
11271 * config/moxie/t-moxie-softfp: Created.
11272 * config/moxie/moxie.md: Created.
11273 * config/moxie/constraints.md: Created.
11274 * config.gcc: Add moxie support.
11275 * doc/md.texi (Machine Constraints): Add moxie constraints.
11276 * doc/contrib.texi (Contributors): Mention moxie port.
11277 * doc/install.texi (Specific): Mention the moxie port.
11279 2009-06-09 Ian Lance Taylor <iant@google.com>
11281 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11282 compiling with C++.
11283 * optabs.c (optab_table): Only use designated initializers if
11284 HAVE_DESIGNATED_INITIALIZERS is defined.
11285 (convert_optab_table): Likewise.
11286 (init_optabs): Always call init_insn_codes if
11287 HAVE_DESIGNATED_INITIALIZERS is not defined.
11289 2009-06-09 Ian Lance Taylor <iant@google.com>
11291 * targhooks.c (default_builtin_vectorized_function): Change fn
11292 parameter to unsigned int.
11293 (default_builtin_vectorized_conversion): Change code parameter to
11295 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11296 * targhooks.h: Update declarations.
11297 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11298 parameter to unsigned int.
11300 * c-typeck.c (comptypes_check_enum_int): New static function.
11301 (comptypes_internal): Add enum_and_int_p parameter. Change all
11303 (comp_target_types): Add location parameter. Change all callers.
11304 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11305 Change all callers.
11306 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11307 (build_conditional_expr): Add colon_loc parameter. Change all
11309 (convert_for_assignment): Add location parameter. Change all callers.
11310 * c-parser.c (c_parser_conditional_expression): Pass location of
11311 colon to build_conditional_expr.
11312 * c-tree.h (build_conditional_expr): Update declaration.
11314 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11316 * graphite.c: Revert previous patch.
11318 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11321 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11323 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11325 * tree-ssa-loop-prefetch.c
11326 (loop_prefetch_arrays): Fixed a portability problem in printf format
11329 2009-06-09 Martin Jambor <mjambor@suse.cz>
11331 PR tree-optimization/40351
11332 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11333 refrence to a potential artifical subaccess can be constructed.
11335 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11337 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11338 (sh_override_options): Likewise.
11339 * config/sh/sh.c: Include params.h.
11340 (sh_optimization_options): New.
11341 (sh_override_options): Likewise.
11342 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11343 (OVERRIDE_OPTIONS): Use sh_override_options.
11345 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11347 * dwarf2out.c (emit_cfa_remember): New variable.
11348 (add_fde_cfi): If emit_cfa_remember, recurse to add
11349 DW_CFA_remember_state first.
11350 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11351 instead just set emit_cfa_remember.
11353 2009-06-08 Jan Hubicka <jh@suse.cz>
11356 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11358 2009-06-08 Jan Hubicka <jh@suse.cz>
11360 PR middle-end/39834
11361 * cgraphunit.c (save_inline_function_body): Do not copy transform
11362 hooks for saved inline bodies.
11363 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11364 for given function.
11366 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11368 * jump.c (returnjump_p): Handle delayed branches. Add missing
11371 2009-06-08 Jan Hubicka <jh@suse.cz>
11373 PR middle-end/40102
11374 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11375 original node might've been modified.
11376 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11378 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11380 * tree-object-size.c (addr_object_size): Add OSI argument.
11381 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11382 (compute_builtin_object_size, expr_object_size): Adjust callers.
11383 (plus_stmt_object_size): Call addr_object_size instead of
11384 compute_builtin_object_size.
11386 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11387 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11389 * tree-ssa-loop-prefetch.c
11390 (gather_memory_references): Introduced a counter for the number of
11392 (anything_to_prefetch_p): Introduced a counter for the number of
11394 (is_loop_prefetching_profitable): New function with a cost model
11396 (loop_prefetch_arrays): Use the new cost model to determine if
11397 prefetching is profitable.
11398 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11399 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11400 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11401 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11402 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11403 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11405 2009-06-08 Michael Matz <matz@suse.de>
11408 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11409 partitions use the same.
11410 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11411 for basevars of SSA_NAMEs.
11412 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11413 to not expand them twice.
11414 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11417 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11419 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11420 (fdump-final-insns=, gtoggle): New.
11421 * doc/invoke.texi: Document them.
11422 * final.c (rest_of_clean_state): Dump final insn stream.
11423 * gcc.c (invoke_as): Hook in -fcompare-debug.
11424 (static_spec_functions): Add compare-debug-dump-opt,
11425 compare-debug-self-opt and compare-debug-auxbase-opt.
11426 (compare_debug, compare_debug_second, compare_debug_opt): New.
11427 (switches_debug_check, n_switches_debug_check): New.
11428 (debug_auxbase_opt, debug_check_temp_file): New.
11429 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11431 (do_self_spec): Handle arguments after switches.
11432 (do_spec_1): Add .gk extension to temp file basenames for compare.
11433 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11434 (cc1_options): Use it instead of normal auxbase computation for
11435 the second compare-debug compilation.
11436 (compare_files): New.
11437 (main): Set up and implement compare debug mode.
11438 (compare_debug_dump_opt_spec_function): New.
11439 (compare_debug_self_opt_spec_function): New.
11440 (compare_debug_auxbase_opt_spec_function): New.
11441 * toplev.c (process_options): Handle flag_gtoggle,
11442 flag_dump_final_insns.
11443 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11444 during -fcompare-debug-second compilation.
11446 2009-06-07 Ian Lance Taylor <iant@google.com>
11448 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11449 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11451 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11452 with no default node. Change warning with %H to warning_at.
11453 Don't clear warn_switch around case checking.
11454 * doc/invoke.texi (Warning Options): Clarify distinction between
11455 -Wswitch and -Wswitch-enum.
11457 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11459 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11461 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11463 * gbl-ctors.h: Add header guard.
11465 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11467 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11468 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11469 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11470 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11471 prototypes for removed functions.
11472 (expressions_equal_p): Move to ...
11473 * tree-ssa-sccvn.h: ... here and ...
11474 * matrix-reorg.c: ... adjust includes.
11476 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11478 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11480 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11482 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11483 (finish_function): Remove erroneous whitespace.
11485 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11487 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11488 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11490 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11492 * errors.c (internal_error): Commentary typo fix.
11493 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11494 * tree-ssa-pre.c: Ditto.
11496 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11498 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11499 them is supposed to hold actual statements.
11501 2009-06-06 Ian Lance Taylor <iant@google.com>
11503 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11504 empty statements can now have attributes.
11506 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11508 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11509 * config/mips/mips.md: Ditto.
11511 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11513 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11515 (__eabi_uconvert): Likewise.
11517 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11519 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11520 CFI_* definitions with IN_GCC.
11522 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11524 * xcoffout.h (xcoffout_source_line): Update prototype.
11526 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11528 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11529 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11531 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11533 PR middle-end/40340
11534 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11535 inlined_function_outer_scope_p blocks for artificial inlines
11537 * tree.c (tree_nonartificial_location): Rewrite using
11538 block_nonartificial_location.
11540 2009-06-05 Revital Eres <eres@il.ibm.com>
11541 Leehod Baruch <leehod@il.ibm.com>
11543 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11544 (expand_expr_real_1): Remove comment.
11545 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11546 Vectorize misaligned access when the target supports it.
11547 (vect_supportable_dr_alignment): Check for unaligned access support.
11548 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11551 2009-06-05 Julian Brown <julian@codesourcery.com>
11553 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11554 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11556 2009-06-05 Richard Guenther <rguenther@suse.de>
11559 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11560 as possibly unused.
11562 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11564 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11565 (save_gprs): Don't tell unwinder when a global register is saved.
11566 (s390_emit_epilogue): Emit needed epilogue unwind info.
11568 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11570 * dwarf2out.c (deferred_asm_name): New.
11571 (add_name_and_src_coords_attributes): Defer creation of
11572 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11574 (move_linkage_attr): New.
11575 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11578 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11580 * tree-nested.c (finalize_nesting_tree_1): Declare the
11581 frame_decl in the binding tree.
11583 2009-06-04 Cary Coutant <ccoutant@google.com>
11585 * basic-block.h (struct basic_block_def): Add discriminator field.
11586 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11588 * debug.c (do_nothing_debug_hooks): Add additional entry.
11589 (debug_nothing_int_charstar_int): New function.
11590 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11591 (debug_nothing_int_charstar_int): New declaration.
11592 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11593 discriminator value in .loc directive.
11594 * final.c (last_discriminator): New variable.
11595 (discriminator): New variable.
11596 (final_start_function): Initialize above variables, pass current
11597 discriminator to debug hook.
11598 (notice_source_line): Check for discriminator change.
11599 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11600 * sdbout.c (sdbout_source_line): New parameter.
11601 * tree-cfg.c (struct locus_discrim_map): New structure type.
11602 (discriminator_per_locus): New hash table.
11603 (build_gimple_cfg): Allocate and free discriminator hash table.
11604 (make_edges): Call assign_discriminator.
11605 (locus_map_hash): New function.
11606 (locus_map_eq): New function.
11607 (next_discriminator_for_locus): New function.
11608 (same_line_p): New function.
11609 (assign_discriminator): New function.
11610 (make_cond_expr_edges): Call assign_discriminator.
11611 (make_gimple_switch_edges): Likewise.
11612 (first_non_label_stmt): New function.
11613 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11615 * xcoffout.c (xcoffout_source_line): Add new parameter.
11617 * configure.ac (gcc_cv_as_discriminator): New configury check for
11618 gas support for discriminator.
11619 * configure: Regenerate.
11620 * config.in: Regenerate.
11622 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11624 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11625 val after checking for integers.
11627 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11629 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11631 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11632 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11633 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11634 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11635 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11636 X64_SSE_REGPARM_MAX.
11637 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11638 X64_SSE_REGPARM_MAX.
11640 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11642 * gcc.c (report_times_to_file): New.
11643 (execute): Implement it.
11644 (process_command): Support -time=.
11645 * doc/invoke.texi: Document it.
11647 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11649 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11650 that have value exprs.
11652 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11654 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11655 declarations for constants until...
11656 (dw2_output_indirect_constant_1): ... this point.
11658 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11661 * arm.md (arm_addsi3): Don't try to split an add with an
11662 eliminable register until after reload has completed.
11664 2009-06-03 Ian Lance Taylor <iant@google.com>
11666 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11667 * genattrtab.c (write_length_unit_log): Likewise.
11668 * genchecksum.c (dosum): Likewise.
11669 * gengtype.c (write_rtx_next): Likewise.
11670 (finish_root_table, write_roots): Likewise.
11671 * gimple.c (gimple_ops_offset_): Likewise.
11672 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11673 * config/arc/arc.c (arc_attribute_table): Likewise.
11674 * config/arm/arm.c (arm_attribute_table): Likewise.
11675 * config/avr/avr.c (avr_attribute_table): Likewise.
11676 * config/crx/crx.c (crx_attribute_table): Likewise.
11677 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11678 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11679 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11680 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11681 * config/sh/sh.c (sh_attribute_table): Likewise.
11682 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11683 * config/spu/spu.c (spu_attribute_table): Likewise.
11684 * config/v850/v850.c (v850_attribute_table): Likewise.
11686 * config/alpha/alpha.c (vms_attribute_table): Make static.
11687 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11688 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11689 * config/mips/mips.c (mips_attribute_table): Likewise.
11691 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11693 (cc1-checksum.o): Likewise.
11695 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11697 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11699 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11701 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11702 insn if it is changing sp. Use gen_add3_insn instead of
11703 conditionally gen_addsi3 and gen_adddi3.
11704 (offset_below_red_zone_p): New static inline function.
11705 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11706 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11707 * config/rs6000/ppc-asm.h: Include auto-host.h.
11708 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11709 CFI_RESTORE): Define.
11710 * config/rs6000/crtresxgpr.asm: Add unwind info.
11711 * config/rs6000/crtresxfpr.asm: Likewise.
11712 * config/rs6000/crtresgpr.asm: Likewise.
11713 * config/rs6000/crtresfpr.asm: Likewise.
11714 * config/rs6000/crtsavgpr.asm: Likewise.
11715 * config/rs6000/crtsavfpr.asm: Likewise.
11717 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11718 argument of DWARF2_FRAME_REG_OUT macros.
11720 2009-06-03 Julian Brown <julian@codesourcery.com>
11722 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11723 words or less (including TImode) in core registers.
11725 2009-06-03 Richard Guenther <rguenther@suse.de>
11727 PR middle-end/40328
11728 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11730 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11732 * statistics.c (statistics_counter_event): Do not record event
11733 in pass dump if its number == -1.
11734 (curr_statistics_hash): Add assert that we never get passes
11735 with static number == -1.
11737 2009-06-03 Richard Guenther <rguenther@suse.de>
11738 Andrey Belevantsev <abel@ispras.ru>
11740 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11741 non-BLKmode arrays addressable.
11743 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11745 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11746 * config/m68k/m68k.h: ... here.
11747 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11750 2009-06-03 Martin Jambor <mjambor@suse.cz>
11752 PR tree-optimization/40323
11753 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11756 2009-06-03 Richard Guenther <rguenther@suse.de>
11758 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11761 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11763 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11764 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11765 JUMP_TABLE_DATA_P where applicable.
11766 * config/sh/sh.c: Ditto.
11767 * config/sh/sh.h: Ditto.
11768 * config/sh/sh.md: Ditto.
11769 * config/sh/symbian.c: Ditto.
11771 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11773 * config/i386/driver-i386.c (describe_cache): Optimize
11774 concatenation of strings. Use snprintf instead of sprintf.
11775 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11776 target when not compiling with GCC.
11778 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11780 * config/sh/sh.c: Revert last change.
11781 (sh_expand_epilogue): Emit a blockage insn before the frame
11782 pointer adjustment unconditionally.
11784 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11786 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11787 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11788 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11789 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11790 to COLLECT_GCC_OPTIONS.
11792 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11794 * collect2.c (target_system_root): New variable.
11795 (main): Handle --sysroot=.
11796 (ignore_library): Strip the sysroot from the library path.
11798 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11800 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11801 (collect2.o): Depend on collect2-aix.h.
11802 (collect2-aix.o): New rule.
11803 * collect2-aix.h: New file.
11804 * collect2-aix.c: Likewise.
11805 * collect2.c: Include collect2-aix.h. Don't undefine
11806 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11807 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11808 Use TARGET_AIX_VERSION instead of _AIX51.
11809 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11810 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11811 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11812 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11813 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11815 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11817 * collect2.c (ignore_library): Avoid premature post-increment
11818 and null deference.
11820 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11822 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11823 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11824 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11825 CROSS_DIRECTORY_STRUCTURE too.
11826 (LINK_LIBG_SPEC): Likewise.
11827 (LIB_SPEC): Add %R to sysroot paths.
11828 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11829 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11830 * config/rs6000/aix51.h: As for aix43.h.
11831 * config/rs6000/aix52.h: Likewise.
11832 * config/rs6000/aix53.h: Likewise.
11833 * config/rs6000/aix61.h: Likewise.
11834 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11835 to the beginning of sysroot paths.
11837 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11839 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11840 INSN_LISTs that are out of the REG_NOTE range.
11842 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11844 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11845 (struct var_to_expand): Likewise.
11846 (struct opt_info): Add head and tail for linked lists of the above.
11847 (analyze_insn_to_expand_var): Initialize next.
11848 (analyze_iv_to_split_insn): Likewise.
11849 (analyze_insns_in_loop): Create linked lists.
11850 (allocate_basic_variable): Simplify for use without hash table.
11851 (insert_var_expansion_initialization): Likewise, make it type-safer.
11852 (combine_var_copies_in_loop_exit): Likewise.
11853 (apply_opt_in_copies): Walk lists rather than hash tables.
11854 (release_var_copies): Simplified and inlined by hand into...
11855 (free_opt_info): ... this function.
11857 2009-06-02 Richard Guenther <rguenther@suse.de>
11859 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11862 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11864 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11865 only for builtins that are not overridden.
11867 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11869 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11872 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11874 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11876 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11878 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11880 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11882 * common.opt (fdump-unnumbered-links): New.
11883 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11884 * print-rtl.c (flag_dump_unnumbered_links): New.
11885 (print_rtx): Test it.
11887 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11889 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11890 push/pop multiple to 8-byte alignment.
11892 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11894 * config/i386/i386.c (queued_cfa_restores): New static variable.
11895 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11897 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11898 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11899 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11900 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11901 note unconditionally.
11902 (ix86_emit_restore_regs_using_mov): Likewise.
11903 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11904 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11905 it through to ix86_emit_restore_reg_using_pop.
11906 (ix86_emit_leave): Add RED_OFFSET argument. Call
11907 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11908 instead of adding REG_CFA_OFFSET note unconditionally.
11909 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11910 the above functions. Call ix86_add_queued_cfa_restore_notes when
11913 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11914 force output of the label even for dwarf2out_do_cfi_asm.
11915 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11916 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11917 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11919 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11920 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11921 dwarf2out_cfi_label callers.
11922 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11923 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11924 Adjust dwarf2out_cfi_label callers.
11925 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11927 * config/i386/i386.h (struct machine_cfa_state,
11928 struct machine_function): Guard with ifndef USED_FOR_TARGET
11929 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11932 * emutls.c (__emutls_get_address): Change arr->size to mean number
11933 of allocated arr->data entries instead of # of slots + 1.
11935 PR middle-end/40316
11936 * recog.c (peep2_reinit_state): New function.
11937 (peephole2_init_state): Use it at the end of a basic block and also
11938 when seeing a RTX_FRAME_RELATED_P insn.
11940 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11942 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11943 fixuns_truncrfdi2): New.
11944 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11945 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11946 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11947 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11948 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11949 *recip_approx): Remove.
11950 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11951 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11952 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11954 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11957 2009-06-01 Ian Lance Taylor <iant@google.com>
11959 * attribs.c (register_attribute): Use CONST_CAST.
11960 * collect2.c (main): Use CONST_CAST2.
11961 (scan_prog_file): Likewise.
11962 * gcc.c (process_command, main): Likewise.
11963 * toplev.c (toplev_main): Likewise.
11965 * c-typeck.c (handle_warn_cast_qual): New static function,
11966 partially broken out of build_c_cast.
11967 (build_c_cast): Call handle_warn_cast_qual.
11968 * doc/invoke.texi (Warning Options): Document new effect of
11971 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11973 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11974 (diagnostic_report_current_module): Print columns.
11975 * common.opt (flag_show_column): Enable by default.
11977 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11979 * alias.c (find_base_term): Check for NULL term before returning.
11981 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11983 Revert due to PR40320:
11984 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11985 * calls.c (emit_library_call_value_1): Don't force_operand for move
11988 2009-06-01 Olivier Hainque <hainque@adacore.com>
11989 Eric Botcazou <ebotcazou@adacore.com>
11991 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11992 to be processed as a bitfield for constructor output purposes.
11993 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11995 * varasm.c (oc_local_state): New type, output_constructor
11996 local state to support communication with helpers.
11997 (oc_outer_state): New type, output_constructor outer state of
11998 relevance in recursive calls.
11999 (output_constructor_array_range): New output_constructor helper,
12000 extracted code for an array range element.
12001 (output_constructor_regular_field): New output_constructor helper,
12002 extracted code for an element that is not a bitfield.
12003 (output_constructor_bitfield): New output_constructor helper,
12004 extracted code for a bitfield element. Accept an OUTER state
12005 argument for recursive processing. Recurse on record or array
12006 CONSTRUCTOR values, possibly past noop conversions.
12007 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
12008 VALUE is a valid constant-valued expression for use in a static
12009 bit-field initializer.
12010 (output_constructor): Rework to use helpers. Accept and honor an
12011 OUTER state argument for recursive calls. Return total size. Be
12012 prepared for nested constructors initializing bitfields.
12013 (output_constant): Feed OUTER in calls to output_constructor.
12015 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
12017 * calls.c (emit_library_call_value_1): Don't force_operand for move
12020 2009-06-01 Nick Clifton <nickc@redhat.com>
12022 * doc/invoke.texi (IA-64 Options): Fix typo.
12024 2009-06-01 Ira Rosen <irar@il.ibm.com>
12026 PR tree-optimization/39129
12027 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
12029 (vect_do_peeling_for_loop_bound): Use
12030 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12031 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12032 (vect_loop_versioning): Likewise.
12033 (vect_create_cond_for_alias_checks): Fix indentation.
12034 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
12036 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
12037 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
12038 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
12039 "control flow in loop".
12040 (vect_estimate_min_profitable_iters): Use
12041 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
12042 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
12043 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
12044 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
12045 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
12046 statement belongs to a group of strided accesses with the exact code
12048 (vectorizable_load): Likewise.
12049 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
12050 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12052 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
12054 * config/freebsd-stdint.h: New file.
12055 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
12056 Add freebsd-stdint.h to tm_file.
12058 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
12060 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
12061 (thumb2_extendhidi2): Likewise.
12063 2009-05-31 Ian Lance Taylor <iant@google.com>
12065 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
12067 2009-05-31 Ian Lance Taylor <iant@google.com>
12069 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
12070 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
12071 (ipa-reference.o): Depend upon gt-ipa-reference.h.
12073 2009-05-31 Jason Merrill <jason@redhat.com>
12075 * tree-pretty-print.c (print_call_name): Take the callee, not the
12076 call itself. Make non-static. Use dump_function_name for functions.
12077 (dump_generic_node): Adjust.
12078 * diagnostic.h: Declare print_call_name.
12079 * gimple-pretty-print.c (dump_gimple_call): Use it.
12081 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12083 * config/sh/sh.md (ashldi3_std): New define_expand.
12086 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
12089 * config/sh/sh.c: Include debug.h.
12090 (sh_expand_epilogue): Emit a blockage insn before the frame
12091 pointer adjustment also when dwarf2out_do_frame returns true.
12093 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
12095 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
12096 (thumb2_extendqidi2): New pattern.
12098 2009-05-31 Ira Rosen <irar@il.ibm.com>
12100 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
12101 mark phis for renaming.
12102 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
12103 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
12104 Call mark_sym_for_renaming.
12105 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
12106 * tree-vect-loop.c (vect_transform_loop): Remove
12107 vect_memsyms_to_rename initialization and a call to
12108 mark_set_for_renaming.
12110 2009-05-31 Jakub Jelinek <jakub@redhat.com>
12112 PR middle-end/40304
12113 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12114 frame related even if !set_cfa && style < 0.
12116 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12118 * config/i386/mingw-tls.c: New file.
12119 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12120 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12121 defining _WIN32 but not __CYGWIN__.
12123 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12125 * configure.ac: Add MPC support.
12127 * config.in, configure: Regenerate.
12129 2009-05-29 Richard Henderson <rth@redhat.com>
12131 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12132 NOTE_INSN_BASIC_BLOCK.
12133 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12134 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12135 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12137 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12139 (add_cfi): Disable check redefining cfa away from drap.
12140 (lookup_cfa_1): Add remember argument; handle remember/restore.
12141 (lookup_cfa): Pass remember argument.
12142 (cfa_remember): New.
12143 (compute_barrier_args_size_1): Remove sibcall check.
12144 (dwarf2out_frame_debug_def_cfa): New.
12145 (dwarf2out_frame_debug_adjust_cfa): New.
12146 (dwarf2out_frame_debug_cfa_offset): New.
12147 (dwarf2out_frame_debug_cfa_register): New.
12148 (dwarf2out_frame_debug_cfa_restore): New.
12149 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12150 (dwarf2out_begin_epilogue): New.
12151 (dwarf2out_frame_debug_restore_state): New.
12152 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12153 DW_CFA_restore_state.
12154 (output_cfi_directive): Likewise.
12155 (convert_cfa_to_fb_loc_list): Likewise.
12156 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12157 * dwarf2out.h: Update.
12158 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12159 (copy_insn_1): Early out for null.
12160 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12161 and dwarf2out_frame_debug_restore_state.
12162 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12163 (prologue_insn_hash, epilogue_insn_hash): New.
12164 (free_after_compilation): Adjust freeing accordingly.
12165 (record_insns): Create hash table if needed; push insns into
12166 hash instead of array.
12167 (maybe_copy_epilogue_insn): New.
12168 (contains): Search hash table instead of array.
12169 (sibcall_epilogue_contains): Remove.
12170 (thread_prologue_and_epilogue_insns): Split eh_return insns
12171 and mark them as epilogues.
12172 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12173 scanning in terms of basic blocks.
12174 * insn-notes.def (CFA_RESTORE_STATE): New.
12175 * jump.c (returnjump_p_1): Accept EH_RETURN.
12176 (eh_returnjump_p_1, eh_returnjump_p): New.
12177 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12178 CFA_REGISTER, CFA_RESTORE): New.
12179 * rtl.def (EH_RETURN): New.
12180 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12182 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12183 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12185 * config/i386/i386.c (gen_push): Update cfa state.
12186 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12187 add a CFA_ADJUST_CFA note.
12188 (ix86_dwarf_handle_frame_unspec): Remove.
12189 (ix86_expand_prologue): Update cfa state.
12190 (ix86_emit_restore_reg_using_pop): New.
12191 (ix86_emit_restore_regs_using_pop): New.
12192 (ix86_emit_leave): New.
12193 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12194 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12195 * config/i386/i386.h (struct machine_cfa_state): New.
12196 (ix86_cfa_state): New.
12197 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12198 (eh_return_internal): Merge from eh_return_<mode>,
12199 use eh_return rtx, split w/ epilogue.
12201 2009-05-29 Ian Lance Taylor <iant@google.com>
12203 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12205 * calls.c (emit_library_call_value_1): Likewise.
12207 * c-typeck.c (c_build_va_arg): New function.
12208 * c-tree.h (c_build_va_arg): Declare.
12209 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12210 instead of build_va_arg.
12212 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12214 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12215 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12216 (ptr_difference_cost): Use affine combinations to compute it.
12217 (difference_cost): Likewise.
12218 (get_computation_cost_at): Compute more accurate cost for addresses
12219 if the ratio is a multiplier allowed in addresses.
12220 For non-addresses, consider that an additional offset or symbol is
12223 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12225 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12226 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12228 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12229 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12230 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12232 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12233 to 1 for TYPE_SSE{IADD1,CVT1}.
12234 (prefix_vex_imm8): Removed.
12235 (length_vex): Only pass 1 as second argument to
12236 ix86_attr_length_vex_default if prefix_extra is 0.
12237 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12238 (length): For prefix vex computation use length_immediate
12239 attribute instead of prefix_vex_imm8.
12240 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12241 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12242 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12243 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12244 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12245 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12246 a space in between the operands.
12247 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12248 if one operand is 0xff and the other one si, di, bp or sp.
12249 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12250 other one si, di, bp or sp.
12251 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12252 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12253 type and mode attributes.
12254 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12255 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12256 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12257 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12258 prefix_data16 attribute iff MODE_DF.
12259 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12260 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12261 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12262 constm128_operand in length_immediate computation.
12263 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12264 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12265 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12266 length_immediate attribute to 1.
12267 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12268 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12269 for certain alternatives.
12270 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12271 prefix_data16 attribute if MODE_V1DF.
12272 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12273 length_immediate to 1.
12274 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12275 length_address to 4, set mode attribute to MODE_DI.
12276 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12277 (fxam<mode>2_i387): Set length attribute to 4.
12278 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12279 *prefetch_3dnow_rex): Override length_address attribute.
12280 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12282 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12283 (constm128_operand): Removed.
12284 * config/i386/i386.c (memory_address_length): For
12285 disp && !index && !base in 64-bit mode account for SIB byte if
12286 print_operand_address can't optimize disp32 into disp32(%rip)
12287 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12288 for fs: or gs: segment.
12289 (ix86_attr_length_immediate_default): When checking if shortform
12290 is possible, truncate immediate to the length of the non-shortened
12292 (ix86_attr_length_address_default): Ignore MEM_P operands
12294 (ix86_attr_length_vex_default): Only check for DImode on
12295 GENERAL_REG_P operands.
12296 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12297 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12298 (sse_cvttps2pi): Clear prefix_rep attribute.
12299 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12301 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12302 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12303 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12304 iff operand 2 is const_int_operand.
12305 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12306 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12307 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12309 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12311 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12312 prefix_data16 attribute for movlpd and movhpd instructions.
12313 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12314 length_immediate for shufpd instruction.
12315 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12316 (avx_cmpp<avxmodesuffixf2c><mode>3,
12317 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12318 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12319 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12320 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12321 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12322 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12323 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12324 prefix_data16 attribute for the first alternative to 1.
12325 (*avx_loadlps): Override length_immediate for the first alternative.
12326 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12327 attributes for second alternative.
12328 (*vec_concatv2sf_sse4_1): Override length_immediate and
12329 prefix_data16 attributes for second alternative.
12330 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12331 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12332 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12333 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12334 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12335 prefix_data16 and length_immediate to 1.
12336 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12338 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12339 prefix_extra attribute for variants that don't have 0f prefix alone.
12340 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12341 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12342 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12343 *sse4_1_pextrd): Set length_immediate to 1.
12344 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12345 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12347 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12348 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12349 length_immediate to 1 for second alternative.
12350 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12351 prefix_extra and length_immediate attributes for the first
12353 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12355 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12356 to 1 for the first and third alternative.
12357 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12359 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12361 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12363 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12364 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12365 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12366 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12367 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12368 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12369 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12370 ssse3_psign<mode>3): Override prefix_rex attribute.
12371 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12372 (ssse3_palignrti): Override length_immediate to 1.
12373 (ssse3_palignrdi): Override length_immediate to 1, override
12374 prefix_rex attribute.
12375 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12376 (sse4a_extrqi): Override length_immediate to 2.
12377 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12378 (sse4a_insertq): Override prefix_data16 to 0.
12379 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12380 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12381 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12382 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12383 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12384 and length_immediate to 1.
12385 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12386 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12387 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12388 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12389 and length_immediate to 1.
12390 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12391 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12392 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12393 avx_ptest256): Override prefix_extra to 1.
12394 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12395 Override prefix_data16 and length_immediate to 1.
12396 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12397 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12398 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12399 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12400 prefix_data16 to 0 and prefix_extra to 2.
12401 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12402 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12404 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12405 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12406 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12407 and prefix_extra to 2.
12408 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12409 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12410 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12411 avx_vpermilvar<mode>3,
12412 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12413 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12414 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12415 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12416 Override prefix_extra to 1.
12417 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12418 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12419 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12420 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12421 prefix_extra and length_immediate to 1.
12422 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12424 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12425 to 1 for the first alternative.
12426 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12427 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12429 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12430 *movv2sf_internal_avx, *movv2sf_internal): Override
12431 prefix_rep attribute for certain alternatives.
12432 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12433 attributes for certain alternatives.
12434 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12435 attributes for certain alternatives.
12436 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12437 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12438 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12439 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12440 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12441 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12442 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12443 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12444 length_immediate to 1 if operand 2 is const_int_operand.
12445 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12446 *vec_extractv2si_1): Set length_immediate attribute to 1.
12447 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12448 using old 3DNOW insn rather than SSE/3DNOW_A.
12449 (mmx_emms, mmx_femms): Clear modrm attribute.
12451 2009-05-29 Martin Jambor <mjambor@suse.cz>
12453 * tree-sra.c: New implementation of SRA.
12455 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12456 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12457 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12458 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12459 (SRA_MAX_STRUCTURE_COUNT): Removed.
12460 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12461 * doc/invoke.texi (sra-max-structure-size): Removed.
12462 (sra-field-structure-ratio): Removed.
12464 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12466 PR middle-end/40291
12467 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12470 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12472 PR rtl-optimization/40101
12473 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12474 seqno. Adjust comment.
12475 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12476 inserting bookkeeping before a jump, the jump is not scheduled.
12477 When no positive seqno found, provide a value. Add comment.
12479 2009-05-29 Richard Guenther <rguenther@suse.de>
12481 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12482 short-cutting on the first component.
12484 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12486 PR middle-end/39958
12487 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12488 for trees other than decls/types.
12490 2009-05-29 Richard Guenther <rguenther@suse.de>
12492 * tree-ssa-operands.c (get_expr_operands): Do not handle
12493 INDIRECT_REFs in the handled-component case. Remove
12494 unused get_ref_base_and_extent case.
12495 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12496 tree_low_cst and host_integerp where possible.
12497 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12498 codes for equivalence.
12499 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12501 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12503 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12504 to tmake_file for i[34567]86-*-cygwin*.
12506 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12509 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12510 (altivec_categorize_keyword, init_vector_keywords,
12511 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12514 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12516 * tree.c (handle_dll_attribute): Check if node is
12517 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12519 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12521 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12523 (thumb2_zero_extendqidi2): Likewise.
12525 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12527 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12528 instead of gen_movrt.
12529 * config/sh/sh.md (movrt): Remove.
12531 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12533 * doc/invoke.texi (IA-64 Options):
12534 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12535 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12536 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12537 -msched-prefer-non-control-spec-insns,
12538 -msched-stop-bits-after-every-cycle,
12539 -msched-count-spec-in-critical-path,
12540 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12541 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12542 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12543 and -msched-spec-verbose.
12545 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12547 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12548 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12550 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12552 2009-05-28 Richard Guenther <rguenther@suse.de>
12554 * tree-ssa-alias.c (ao_ref_init): New function.
12555 (ao_ref_base): Likewise.
12556 (ao_ref_base_alias_set): Likewise.
12557 (ao_ref_alias_set): Likewise.
12558 (refs_may_alias_p_1): Change signature.
12559 (refs_may_alias_p): Adjust.
12560 (refs_anti_dependent_p): Likewise.
12561 (refs_output_dependent_p): Likewise.
12562 (call_may_clobber_ref_p_1): Change signature.
12563 (call_may_clobber_ref_p): Adjust.
12564 (stmt_may_clobber_ref_p_1): New function split out from ...
12565 (stmt_may_clobber_ref_p): ... here.
12566 (maybe_skip_until): Adjust signature.
12567 (get_continuation_for_phi): Likewise.
12568 (walk_non_aliased_vuses): Likewise.
12569 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12570 (ao_ref_init): Declare.
12571 (ao_ref_base): Likewise.
12572 (ao_ref_alias_set): Likewise.
12573 (stmt_may_clobber_ref_p_1): Likewise.
12574 (walk_non_aliased_vuses): Adjust.
12575 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12576 (get_ref_from_reference_ops): remove.
12577 (vn_reference_lookup_2): Adjust signature.
12578 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12579 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12580 (vn_reference_lookup): Adjust.
12581 (vn_reference_insert): Likewise.
12582 (vn_reference_insert_pieces): Adjust signature.
12583 (visit_reference_op_call): Adjust.
12584 * tree-ssa-pre.c (get_expr_type): Simplify.
12585 (phi_translate_1): Adjust.
12586 (compute_avail): Likewise.
12587 (translate_vuse_through_block): Do not re-build trees.
12588 (value_dies_in_block_x): Likewise.
12589 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12591 (vn_reference_lookup_pieces): Adjust declaration.
12592 (vn_reference_insert_pieces): Likewise.
12594 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12596 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12597 with checking disabled.
12599 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12603 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12604 macro definition for support of three-operand format aligned
12605 .comm directive in assembler on cygwin/pe/mingw target OS.
12606 * configure: Regenerate.
12607 * config.h: Regenerate.
12609 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12610 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12611 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12613 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12614 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12616 2009-05-28 Ira Rosen <irar@il.ibm.com>
12618 PR tree-optimization/40254
12619 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12620 in analysis of basic blocks.
12622 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12624 PR middle-end/33699
12625 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12626 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12627 (TARGET_INITIALIZER): Use it.
12628 * cse.c (CHEAPER): Move it up to the other macros.
12629 (insert): Rename this ...
12630 (insert_with_costs): ... to this. Add cost parameters. Update
12632 (insert): New function. Call insert_with_costs.
12633 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12634 find_reg_offset_for_const, try_const_anchors): New functions.
12635 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12636 when using a const-anchor. Call insert_const_anchors.
12637 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12638 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12640 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12642 * tree-inline.c (remap_decls): Enable nonlocalized variables
12643 when not optimizing.
12645 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12647 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12648 Simplify other tests involving optimize.
12650 2009-05-27 Tom Tromey <tromey@redhat.com>
12652 * unwind-dw2.c (_Unwind_DebugHook): New function.
12653 (uw_install_context): Call _Unwind_DebugHook.
12655 2009-05-27 Tom Tromey <tromey@redhat.com>
12657 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12659 2009-05-27 Ian Lance Taylor <iant@google.com>
12661 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12662 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12663 (ALL_LINKERFLAGS): Define.
12664 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12665 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12666 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12667 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12668 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12669 $(LINKER_FOR_BUILD).
12670 (build/gcov-iov$(build_exeext)): Likewise.
12672 2009-05-27 Julian Brown <julian@codesourcery.com>
12674 * gcse.c (target.h): Include.
12675 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12676 copy of argument to a pseudo register.
12678 2009-05-27 Diego Novillo <dnovillo@google.com>
12680 * tree-ssa-live.c (dump_scope_block): Document arguments.
12681 (dump_scope_blocks): Document.
12682 (debug_scope_blocks): New.
12683 * tree-flow.h (debug_scope_blocks): Declare.
12685 2009-05-21 Denis Chertykov <denisc@overta.ru>
12687 * doc/contrib.texi (Contributors): Add myself to the list.
12689 2009-05-27 Olivier Hainque <hainque@adacore.com>
12691 * expr.c (target_align): New function. Alignment the TARGET of an
12692 assignment may be assume to have.
12693 (highest_pow2_factor_for_target): Use it instead of relying on
12694 immediate tree attributes of TARGET, not necessarily honored when
12695 intermediate bitfields are involved.
12697 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12700 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12701 AVX, SSE4, AES, PCLMUL and POPCNT.
12703 2009-05-27 Diego Novillo <dnovillo@google.com>
12705 * tree-pretty-print.c (dump_location): New.
12706 (dump_generic_node): Call it.
12707 Factor code to handle BLOCK nodes ...
12708 (dump_block_node): ... here.
12710 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12712 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12714 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12716 * gcc-plugin.h: Include config.h and system.h.
12717 (IN_GCC): Define if not defined.
12719 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12721 PR middle-end/40249
12722 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12725 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12727 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12729 * config/m32r/m32r.h: Ditto.
12730 * config/m32r/m32r.md: Ditto.
12731 * config/m32r/predicates.md: Ditto.
12733 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12735 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12737 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12740 (Loading plugins): typo.
12741 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12742 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12743 (Interacting with the GCC Garbage Collector): Added new section.
12744 (Giving information about a plugin): Added new section for
12746 * ggc.h (ggc_register_root_tab): Added declaration.
12747 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12748 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12749 (register_callback): Improved comment in declaration.
12750 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12751 (extra_root_vec) Added static variable for dynamic roots registration.
12752 (ggc_register_root_tab) Added new routine.
12753 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12754 PLUGIN_GGC_MARKING event.
12755 * ggc-zone.c: Include plugin.h.
12756 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12757 * ggc-page.c: Include plugin.h.
12758 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12759 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12760 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12761 (register_callback): check lack of callbacks for
12762 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12763 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12764 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12765 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12766 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12767 dependency on plugin.h.
12768 (plugin.o): Added dependency on ggc.h...
12770 2009-05-26 Richard Guenther <rguenther@suse.de>
12772 PR middle-end/40248
12774 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12775 with mismatched comparison modes.
12777 * expr.c (expand_expr_real_1): Expand the operand of a
12778 VIEW_CONVERT_EXPR in its natural mode.
12780 2009-05-26 Ian Lance Taylor <iant@google.com>
12782 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12783 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12784 (ALL_COMPILERFLAGS): Define.
12785 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12786 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12787 (collect2$(exeext), collect2.o): Likewise.
12788 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12789 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12790 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12791 (libbackend.o, intl.o, cppdefault.o): Likewise.
12792 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12793 (build/%.o): Use $(COMPILER_FOR_BUILD).
12794 (build/gen%$(build_exeext)): Likewise.
12795 (build/gcov-iov$(build_exeext)): LIkewise.
12796 * config/t-darwin (darwin.o): Use $(COMPILER).
12797 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12798 * config/t-sol2 (sol2-c.o): Likewise.
12799 (sol2.o): Likewise.
12800 * config/t-vxworks (vxworks.o): Likewise.
12801 * config/x-darwin (host-darwin.o): Likewise.
12802 * config/x-hpux (host-hpux.o): Likewise.
12803 * config/x-linux (host-linux.o): Likewise.
12804 * config/x-solaris (host-solaris.o): Likewise.
12805 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12806 * config/arm/t-arm (arm-c.o): Likewise.
12807 * config/arm/t-pe (pe.o): Likewise.
12808 * config/arm/t-wince-pe (pe.o): Likewise.
12809 * config/i386/t-cygming (winnt.o): Likewise.
12810 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12811 * config/i386/t-cygwin (cygwin1.o): Likewise.
12812 (cygwin2.o): Likewise.
12813 * config/i386/t-i386 (i386-c.o): Likewise.
12814 * config/i386/t-interix (winnt.o): Likewise.
12815 * config/i386/t-netware (netware.o): Likewise.
12816 * config/i386/t-nwld (nwld.o): Likewise.
12817 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12818 * config/i386/x-i386 (driver-i386.o): Likewise.
12819 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12820 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12821 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12822 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12823 * config/mips/x-native (driver-native.o): Likewise.
12824 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12825 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12826 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12827 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12828 * config/score/t-score-elf (score7.o): Likewise.
12829 (score3.o): Likewise.
12830 * config/sh/t-sh (sh-c.o): Likewise.
12831 * config/sh/t-symbian (sh-c.o): Likewise.
12832 (symbian.o): Likewise.
12833 * config/spu/t-spu-elf (spu-c.o): Likewise.
12834 * config/v850/t-v850 (v850-c.o): Likewise.
12835 * config/v850/t-v850e (v850-c.o): Likewise.
12837 2009-05-26 Richard Guenther <rguenther@suse.de>
12839 PR tree-optimization/40122
12840 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12841 VECTOR_CSTs if possible.
12842 (fold_gimple_assign): Likewise.
12844 2009-05-26 Richard Guenther <rguenther@suse.de>
12846 PR middle-end/40252
12847 * fold-const.c (fold_binary): Use the correct types for building
12850 2009-05-26 Richard Guenther <rguenther@suse.de>
12852 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12853 redundant calls to merge_alias_info.
12854 (bump_vector_ptr): Likewise.
12855 * tree-ssa-copy.c (merge_alias_info): Remove.
12856 (replace_exp_1): Remove call to merge_alias_info.
12857 (propagate_tree_value): Likewise.
12858 (fini_copy_prop): Propagate points-to info.
12859 * tree-flow.h (merge_alias_info): Remove.
12861 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12863 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12865 2009-05-25 Jan Hubicka <jh@suse.cz>
12867 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12868 * cgraph.h (struct inline_summary): New filed self_wize,
12869 size_inlining_benefit, self_time and time_inlining_benefit.
12870 (struct cgraph_global_info): Replace insns by time ans size fields.
12871 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12872 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12873 (ipcp_update_callgraph): Do not touch function bodies.
12874 * ipa-inline.c: Include except.h
12875 (MAX_TIME): New constant.
12876 (overall_insns): Remove.
12877 (leaf_node_p): New.
12878 (overall_size, max_benefit): New static variables.
12879 (cgraph_estimate_time_after_inlining): New function.
12880 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12881 (cgraph_clone_inlined_nodes): Update size.
12882 (cgraph_mark_inline_edge): Update size.
12883 (cgraph_estimate_growth): Use size info.
12884 (cgraph_check_inline_limits): Check size.
12885 (cgraph_default_inline_p): Likewise.
12886 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12887 (cgraph_decide_recursive_inlining): Check size.
12888 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12890 (cgraph_decide_inlining): Likewise.
12891 (cgraph_decide_inlining_incrementally): Likewise; honor
12892 PARAM_EARLY_INLINING_INSNS.
12893 (likely_eliminated_by_inlining_p): New predicate.
12894 (estimate_function_body_sizes): New function.
12895 (compute_inline_parameters): Use it.
12896 * except.c (must_not_throw_labels): New function.
12897 * except.h (must_not_throw_labels): Declare.
12898 * tree-inline.c (init_inline_once): Kill inlining_weigths
12899 * tree-ssa-structalias.c: Avoid uninitialized warning.
12900 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12901 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12902 (PARAM_INLINE_CALL_COST): Remove.
12903 (PARAM_EARLY_INLINING_INSNS): New.
12905 2009-05-25 Richard Guenther <rguenther@suse.de>
12907 PR tree-optimization/36327
12908 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12909 callback for reference translation or lookup at the point of may-defs.
12910 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12911 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12912 for union COMPONENT_REFs.
12913 (vn_reference_lookup_3): New callback. Lookup from memset
12914 and CONSTRUCTOR assignment, translate through struct copies.
12915 (vn_reference_lookup_pieces): Make sure to not free the
12916 passed operands array. Adjust walk_non_aliased_vuses call.
12917 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12918 make sure we do not leak memory.
12920 2009-05-25 Richard Guenther <rguenther@suse.de>
12922 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12923 * tree-inline.c (expand_call_inline): Reset the escaped and
12924 callused solutions.
12925 * tree-ssa-structalias.c (pass_build_ealias): New.
12926 * tree-pass.h (pass_build_ealias): Declare.
12927 * passes.c (init_optimization_passes): Add PTA during
12928 early optimizations.
12929 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12930 and CALLUSED solutions.
12931 (dump_points_to_solution): New function, split out from ...
12932 (dump_points_to_info_for): ... here.
12933 * tree-parloops.c (parallelize_loops): Reset the escaped and
12934 callused solutions.
12936 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12939 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12940 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12942 2009-05-25 Ira Rosen <irar@il.ibm.com>
12944 PR tree-optimization/40238
12945 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12946 statements after basic block's labels.
12947 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12948 to free the allocated memory.
12950 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12952 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12953 return address with a USE.
12955 2009-05-24 Richard Guenther <rguenther@suse.de>
12957 PR middle-end/40233
12958 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12959 array type from the main variant of the inner type.
12961 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12963 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12964 definition to bool (from int) to un-break build.
12965 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12967 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12969 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12970 discard_stmt_changes): Delete.
12971 * tree-ssa-operands.c (scb_stack): Delete.
12972 (init_ssa_operands): Do not initialize it.
12973 (fini_ssa_operands): Do not free it.
12974 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12976 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12977 update_stmt, remove the others. Fix comments.
12978 * tree-dfa.c (optimize_stack_restore): Likewise.
12979 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12980 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12981 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12982 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12984 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12985 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12986 (dom_opt_finalize_block): Likewise, adjusting access to
12988 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12989 (stmts_to_rescan): Change item type to gimple.
12990 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12992 2009-05-24 Ira Rosen <irar@il.ibm.com>
12994 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12995 * tree-pass.h (pass_slp_vectorize): New pass.
12996 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12997 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12998 * tree-vectorizer.c (timevar.h): Include.
12999 (user_vect_verbosity_level): Declare.
13000 (vect_location): Fix comment.
13001 (vect_set_verbosity_level): Update user_vect_verbosity_level
13002 instead of vect_verbosity_level.
13003 (vect_set_dump_settings): Add an argument. Ignore user defined
13004 verbosity if dump flags require higher level of verbosity. Print to
13005 stderr only for loop vectorization.
13006 (vectorize_loops): Update call to vect_set_dump_settings.
13007 (execute_vect_slp): New function.
13008 (gate_vect_slp): Likewise.
13009 (struct gimple_opt_pass pass_slp_vectorize): New.
13010 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
13011 access its members.
13012 (vec_info_for_bb): New function.
13013 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
13014 (VECTORIZATION_ENABLED): New macro.
13015 (SLP_ENABLED, SLP_DISABLED): Likewise.
13016 (vect_is_simple_use): Add bb_vec_info argument.
13017 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
13018 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
13019 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
13020 vect_schedule_slp, vect_analyze_slp): Likewise.
13021 (vect_analyze_stmt): Add slp_tree argument.
13022 (find_bb_location): Declare.
13023 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
13024 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
13025 (vect_analyze_loop_operations, vect_analyze_loop,
13026 get_initial_def_for_induction, vect_create_epilog_for_reduction,
13027 vect_finalize_reduction, vectorizable_reduction,
13028 vectorizable_live_operation, vect_transform_loop): Likewise.
13029 * tree-data-ref.c (dr_analyze_innermost): Update comment,
13030 skip evolution analysis if analyzing a basic block.
13031 (dr_analyze_indices): Likewise.
13032 (initialize_data_dependence_relation): Skip the test whether the
13033 object is invariant for basic blocks.
13034 (compute_all_dependences): Skip dependence analysis for data
13035 references in basic blocks.
13036 (find_data_references_in_stmt): Don't fail in case of invariant
13037 access in basic block.
13038 (find_data_references_in_bb): New function.
13039 (find_data_references_in_loop): Move code to
13040 find_data_references_in_bb and add a call to it.
13041 (compute_data_dependences_for_bb): New function.
13042 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
13043 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
13045 (vect_analyze_data_ref_dependence): Check for interleaving in case of
13046 unknown dependence in basic block and fail in case of dependence in
13048 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
13049 dependence instances from either loop or basic block vectorization
13051 (vect_compute_data_ref_alignment): Check if it is loop vectorization
13052 before calling nested_in_vect_loop_p.
13053 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
13054 dependence instances from either loop or basic block vectorization
13056 (vect_verify_datarefs_alignment): Likewise.
13057 (vect_enhance_data_refs_alignment): Adjust function calls.
13058 (vect_analyze_data_refs_alignment): Likewise.
13059 (vect_analyze_group_access): Fix printing. Skip different checks if
13060 DR_STEP is 0. Keep strided stores either in loop or basic block
13061 vectorization data structure. Fix indentation.
13062 (vect_analyze_data_ref_access): Fix comments, allow zero step in
13064 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
13065 dependence instances from either loop or basic block vectorization
13067 (vect_analyze_data_refs): Update comment. Call
13068 compute_data_dependences_for_bb to analyze basic blocks.
13069 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
13070 case of loop vectorization. In case of basic block vectorization use
13071 data-ref itself as a base.
13072 (vect_create_data_ref_ptr): In case of basic block vectorization:
13073 don't advance the pointer, add new statements before the current
13074 statement. Adjust function calls.
13075 (vect_supportable_dr_alignment): Support only aligned accesses in
13076 basic block vectorization.
13077 * common.opt (ftree-slp-vectorize): New flag.
13078 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
13079 (vect_pattern_recog_1): Likewise.
13080 * tree-vect-stmts.c (process_use): Likewise.
13081 (vect_init_vector): Add new statements in the beginning of the basic
13082 block in case of basic block SLP.
13083 (vect_get_vec_def_for_operand): Adjust function calls.
13084 (vect_finish_stmt_generation): Likewise.
13085 (vectorizable_call): Add assert that it is loop vectorization, adjust
13087 (vectorizable_conversion, vectorizable_assignment): Likewise.
13088 (vectorizable_operation): In case of basic block SLP, take
13089 vectorization factor from statement's type and skip the relevance
13090 check. Adjust function calls.
13091 (vectorizable_type_demotion): Add assert that it is loop
13092 vectorization, adjust function calls.
13093 (vectorizable_type_promotion): Likewise.
13094 (vectorizable_store): Check for outer loop only in case of loop
13095 vectorization. Adjust function calls. For basic blocks, skip the
13096 relevance check and don't advance pointers.
13097 (vectorizable_load): Likewise.
13098 (vectorizable_condition): Add assert that it is loop vectorization,
13099 adjust function calls.
13100 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
13101 that it is not reduction, get vector type, call only supported
13102 functions, skip loop specific parts.
13103 (vect_transform_stmt): Check for outer loop only in case of loop
13105 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
13106 (vect_is_simple_use): Fix comment, add new argument, fix conditions
13107 for external definition.
13108 * passes.c (pass_slp_vectorize): New pass.
13109 * tree-vect-slp.c (find_bb_location): New function.
13110 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
13111 check for patterns only in loops.
13112 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13113 case of multiple types in basic block SLP.
13114 (vect_mark_slp_stmts_relevant): New function.
13115 (vect_supported_load_permutation_p): Fix comment.
13116 (vect_analyze_slp_instance): Add argument. In case of basic block
13117 SLP, take vectorization factor from statement's type, check that
13118 unrolling factor is 1. Adjust function call. Save SLP instance in
13119 either loop or basic block vectorization structure. Return FALSE,
13121 (vect_analyze_slp): Add argument. Get strided stores groups from
13122 either loop or basic block vectorization structure. Return FALSE
13123 if basic block SLP failed.
13124 (new_bb_vec_info): New function.
13125 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13126 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13127 (vect_schedule_slp): Add argument. Get SLP instances from either
13128 loop or basic block vectorization structure. Set vectorization factor
13129 to be 1 for basic block SLP.
13130 (vect_slp_transform_bb): New function.
13131 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13133 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13135 * final.c (shorten_branches): Do not align labels for jump tables.
13136 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13138 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13140 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13141 Remove outdated reference to flow.c and fix nits.
13142 * doc/gccint.texi: Tweak RTL description.
13143 * doc/rtl.texi: Likewise.
13145 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13147 * config/avr/avr.c: Change my email address.
13148 * config/avr/avr.h: Likewise.
13149 * config/avr/avr.md: Likewise.
13150 * config/avr/avr-protos.h: Likewise.
13151 * config/avr/libgcc.S: Likewise.
13153 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13155 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13156 (spu_split_load, spu_split_store): Change return type to int.
13157 (spu_split_convert): Declare.
13158 * config/spu/predicates.md (spu_mem_operand): Remove.
13159 (spu_mov_operand): Update.
13160 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13161 * config/spu/spu.c (regno_aligned_for_load): Remove.
13162 (reg_aligned_for_addr, spu_expand_load): Define.
13163 (spu_expand_extv): Reimplement and handle MEM.
13164 (spu_expand_insv): Handle MEM.
13165 (spu_sched_reorder): Handle insn's with length 0.
13166 (spu_legitimate_address_p): Reimplement.
13167 (store_with_one_insn_p): Return TRUE for any mode with size
13168 larger than 16 bytes.
13169 (address_needs_split): Define.
13170 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13172 (spu_convert_move): Define.
13173 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13174 (spu_split_store): Change all MEM's to TImode.
13175 (spu_init_expanders): Preallocate registers that correspond to
13176 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13178 (spu_split_convert): Define.
13179 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13180 (_move<mode>, _movdi, _movti): Update predicate and condition.
13181 (load, store): Change to define_split.
13182 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13184 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13185 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13186 define_insn_and_split of lshr<mode>3.
13187 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13188 (<v>ashr<mode>3_imm): Define.
13189 (extv, extzv, insv): Allow MEM operands.
13190 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13191 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13192 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13193 (_spu_convert2): Change to define_insn_and_split and remove the
13194 corresponding define_peephole2.
13195 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13196 Change predicates to memory_operand.
13198 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13200 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13202 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13204 PR tree-optimization/40219
13205 * tree.c (iterative_hash_expr): Make sure the builtin function is
13206 a normal builtin function and not a front end or back end builtin
13207 before indexing into the built_in_decls array.
13209 2009-05-22 Richard Guenther <rguenther@suse.de>
13211 PR middle-end/38964
13212 * alias.c (write_dependence_p): Do not use TBAA for answering
13213 anti-dependence or output-dependence.
13214 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13215 (emit_pointer_definition): Remove.
13216 (emit_alias_warning): Likewise.
13217 (find_what_var_points_to): Remove TBAA pruning code.
13218 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13220 (compute_points_to_sets): Remove code computing the set of
13221 dereferenced pointers.
13222 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13223 oracle for querying anti and output dependencies.
13224 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13225 if TBAA may be applied.
13226 (refs_anti_dependent_p): New function.
13227 (refs_output_dependent_p): Likewise.
13228 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13229 (refs_output_dependent_p): Likewise.
13230 * doc/tree-ssa.texi (Memory model): New section.
13231 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13232 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13233 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13234 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13235 * expr.c (expand_expr_real_1): Likewise.
13236 * gimple-low.c (lower_stmt): Likewise.
13237 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13238 (dump_gimple_cdt): Remove.
13239 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13240 (gimple_size): Likewise.
13241 (walk_gimple_op): Likewise.
13242 (is_gimple_stmt): Likewise.
13243 (walk_stmt_load_store_addr_ops): Likewise.
13244 (gimple_build_cdt): Remove.
13245 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13246 * gimple.h (gimple_cdt_new_type): Remove.
13247 (gimple_cdt_new_type_ptr): Likewise.
13248 (gimple_cdt_set_new_type): Likewise.
13249 (gimple_cdt_location): Likewise.
13250 (gimple_cdt_location_ptr): Likewise.
13251 (gimple_cdt_set_location): Likewise.
13252 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13253 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13254 GIMPLE_CHANGE_DYNAMIC_TYPE.
13255 (verify_types_in_gimple_stmt): Likewise.
13256 * tree-inline.c (estimate_num_insns): Likewise.
13257 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13258 (copy_decl_to_var): Likewise.
13259 (copy_result_decl_to_var): Likewise.
13260 * tree-pretty-print.c (dump_generic_node): Do not handle
13261 CHANGE_DYNAMIC_TYPE_EXPR.
13262 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13263 * tree-ssa-operands.c (get_expr_operands): Likewise.
13264 * tree-ssa-structalias.c (struct variable_info): Remove
13265 no_tbaa_pruning member.
13266 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13267 (unify_nodes): Do not copy it.
13268 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13269 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13270 (set_uids_in_ptset): Do not check it.
13271 (find_what_var_points_to): Likewise.
13272 (compute_tbaa_pruning): Remove.
13273 (compute_points_to_sets): Do not call it.
13274 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13275 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13276 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13277 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13278 (DECL_NO_TBAA_P): Likewise.
13279 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13280 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13281 (expand_omp_atomic_pipeline): Do not set it.
13282 * print-tree.c (print_node): Do not dump it.
13283 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13286 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13289 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13292 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13294 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13297 2009-05-22 Ben Elliston <bje@au.ibm.com>
13299 * Makefile.in (bversion.h, s-bversion): New targets.
13300 (TOPLEV_H): Add bversion.h.
13301 * toplev.h: Include "bversion.h".
13302 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13303 the __format__ attribute only if compiling with the same version
13304 of GCC as the sources (the "build version").
13306 2009-05-22 Ben Elliston <bje@au.ibm.com>
13308 * c-format.c (handle_format_attribute): Fix comment typo.
13310 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13313 * config/ia64/ia64.opt (mfused-madd): New.
13314 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13315 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13316 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13317 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13318 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13319 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13320 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13321 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13322 instruction if !TARGET_FUSED_MADD.
13323 (fpma, fpms): Remove colon from name.
13325 2009-05-22 Richard Guenther <rguenther@suse.de>
13327 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13328 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13329 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13331 (create_expression_by_pieces): Only convert if necessary.
13332 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13333 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13335 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13337 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13338 regular pattern from a template and rename it ...
13339 (*extzv_truncsi_exts): ... to this.
13341 2009-05-21 Richard Guenther <rguenther@suse.de>
13343 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13344 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13345 (cgraph_default_inline_p): Likewise.
13346 (cgraph_decide_inlining_incrementally): Likewise.
13348 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13349 Uros Bizjak <ubizjak@gmail.com>
13351 * config/i386/cpuid.h (bit_MOVBE): New.
13353 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13355 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13356 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13357 (ix86_handle_option): Handle OPT_mmovbe.
13358 (ix86_target_string): Add -mmovbe.
13359 (pta_flags): Add PTA_MOVBE.
13360 (processor_alias_table): Add PTA_MOVBE to "atom".
13361 (override_options): Handle PTA_MOVBE.
13363 * config/i386/i386.h (TARGET_MOVBE): New.
13365 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13366 (*bswapsi_movbe): New.
13367 (*bswapdi_movbe): Likewise.
13368 (bswapdi2): Renamed to ...
13369 (*bswapdi_1): This.
13370 (bswapdi2): New expander.
13372 * config/i386/i386.opt (mmovbe): New.
13374 * doc/invoke.texi: Document -mmovbe.
13376 2009-05-21 Taras Glek <tglek@mozilla.com>
13378 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13379 * gcc-plugin.h (plugin_init): Updated signature.
13380 * gcc-plugin.h (plugin_name_args): Moved to this header.
13381 * doc/plugins.texi (plugin_init): Updated documention to reflect
13383 * doc/plugins.texi (plugin_name_args): Added to documention.
13385 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13387 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13388 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13390 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13392 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13393 JUMP_TABLE_DATA_P predicates where applicable.
13394 * config/i386/predicates.md: Ditto.
13395 * config/i386/sse.md: Ditto.
13397 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13399 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13400 operand2 -128 override length_immediate attribute to 1.
13401 * config/i386/predicates.md (constm128_operand): New predicate.
13403 * config/i386/i386.c (memory_address_length): Handle %r12
13404 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13406 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13407 mode look through optional ZERO_EXTEND and SUBREG.
13408 * config/i386/i386.md (R12_REG): New define_constant.
13409 (prefix_data16): For sse unit set also for MODE_TI insns.
13410 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13411 insns set if operand 1 is ext_QIreg_operand.
13412 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13413 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13415 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13416 mode from MODE_DI to MODE_SI.
13417 (movdi_1_rex64): Override modrm and length_immediate attributes
13418 only for movabs (TYPE_IMOV, alternative 2).
13419 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13420 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13421 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13422 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13423 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13424 prefix_rex attribute if DImode.
13425 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13426 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13427 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13428 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13429 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13430 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13431 Likewise. For TYPE_IMOV clear length_immediate attribute.
13432 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13433 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13434 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13435 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13436 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13437 or one operand TYPE_ISHIFT.
13438 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13439 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13440 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13441 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13442 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13443 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13444 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13445 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13446 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13447 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13448 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13449 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13450 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13451 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13452 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13453 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13454 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13455 set mode attribute, don't override length attribute.
13456 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13458 (return_internal_long): Set length attribute to 2 instead of 1.
13459 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13460 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13461 prefix_rex attribute.
13462 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13464 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13466 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13468 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13470 2009-05-20 Ian Lance Taylor <iant@google.com>
13472 * tree.c (build_tree_list_vec_stat): New function.
13473 (ctor_to_vec): New function.
13474 (build_nt_call_vec): New function.
13475 (build_call_array): Change args to be a const pointer.
13476 (build_call_vec): New function.
13477 * tree.h (build_nt_call_vec): Declare.
13478 (build_tree_list_vec_stat): Declare.
13479 (build_tree_list_vec): Define.
13480 (build_call_array): Update declaration.
13481 (build_call_vec): Declare.
13482 (ctor_to_vec): Declare.
13483 * c-common.c (tree_vector_cache): New static variable.
13484 (make_tree_vector): New function.
13485 (release_tree_vector): New function.
13486 (make_tree_vector_single): New function.
13487 (make_tree_vector_copy): New function.
13488 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13489 (make_tree_vector_single, make_tree_vector_copy): Declare.
13490 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13491 (c_parser_expr_list): Don't manage cache here, instead call
13493 (c_parser_release_expr_list): Remove static function.
13494 (c_parser_vec_to_tree_list): Remove static function.
13495 (c_parser_attributes): Call build_tree_list_vec instead of
13496 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13497 c_parser_release_expr_list.
13498 (c_parser_postfix_expression_after_primary): Likewise.
13499 (c_parser_objc_keywordexpr): Likewise.
13501 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13503 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13504 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13505 TARGET_CONVERT_TO_TYPE.
13506 * hooks.c (hook_tree_const_tree_null): Define.
13507 * hooks.h (hook_tree_const_tree_null): Declare.
13508 * target.h (struct gcc_target): Add invalid_parameter_type,
13509 invalid_return_type, promoted_type, and convert_to_type fields.
13510 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13511 (TARGET_INVALID_RETURN_TYPE): Define.
13512 (TARGET_PROMOTED_TYPE): Define.
13513 (TARGET_CONVERT_TO_TYPE): Define.
13514 (TARGET_INITIALIZER): Update for new fields.
13515 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13516 (grokparms): Check targetm.invalid_parameter_type.
13517 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13518 * c-convert.c (convert): Check targetm.convert_to_type.
13520 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13522 * config/mips/mips.md (*extenddi_truncate<mode>,
13523 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13525 (*extendhi_truncateqi): New define_insn_and_sptit.
13527 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13529 PR middle-end/40204
13530 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13531 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13533 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13535 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13536 the operand of VIEW_CONVERT_EXPR.
13538 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13540 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13541 extended family and model for Intel processors. Support Intel Atom.
13543 2009-05-20 Olivier Hainque <hainque@adacore.com>
13545 * gstab.h (stab_code_type): Define, to be used instead of the
13546 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13548 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13549 occurrences by stab_code_type.
13550 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13552 2009-05-20 Martin Jambor <mjambor@suse.cz>
13554 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13555 (sra_insert_before): Likewise.
13556 (sra_insert_after): Likewise.
13557 (sra_init_cache): Likewise.
13558 (sra_type_can_be_decomposed_p): Likewise.
13559 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13560 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13561 (sra_insert_before): Likewise.
13562 (sra_insert_after): Likewise.
13563 (sra_init_cache): Likewise.
13564 (insert_edge_copies_seq): Made static and moved upwards.
13566 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13569 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13571 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13572 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13575 2009-05-20 Richard Guenther <rguenther@suse.de>
13577 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13578 with mismatched comparison modes.
13580 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13582 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13583 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13584 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13585 with shifts for Thumb2.
13586 (orsi_notsi): New for orn.
13587 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13588 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13589 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13590 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13591 Don't invert remainder for IOR.
13593 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13595 PR tree-optimization/40087
13596 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13597 number_of_iterations_ne): Rename never_infinite argument.
13598 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13599 number_of_iterations_le): Handle pointer-type ivs when
13600 exit_must_be_taken is false.
13601 (number_of_iterations_cond): Do not always assume that
13602 exit_must_be_taken if the control variable is a pointer.
13604 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13606 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13607 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13609 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13611 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13612 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13614 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13617 * c.opt (Wlogical-op): Disabled by default.
13618 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13620 * doc/invoke.texi (Wlogical-op): Likewise.
13622 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13624 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13626 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13627 Propagate the type of the first operand.
13628 <ASSERT_EXPR>: Simplify.
13629 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13630 Rewrite using the RHS code as discriminant.
13631 <NOP_EXPR>: Turn into CASE_CONVERT.
13632 <PLUS_EXPR>: Propagate the type of the first operand.
13634 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13636 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13637 (ia64_dconst_0_375): New.
13638 * config/ia64/ia64.c (ia64_override_options): Remove
13639 -minline-sqrt-min-latency warning.
13640 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13641 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13642 * config/ia64/ia64.md (*sqrt_approx): Remove.
13643 (sqrtsf2): Remove #if 0.
13644 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13645 (sqrtdf): Remove assert.
13646 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13647 (sqrtxf2): Remove #if 0.
13648 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13649 * div.md (sqrt_approx_rf): New.
13650 (sqrtsf2_internal_thr): New implementation.
13651 (sqrtsf2_internal_lat): New.
13652 (sqrtdf2_internal_thr: New implementation.
13653 (sqrtxf2_internal): New implementation.
13655 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13656 Hans-Peter Nilsson <hp@axis.com>
13658 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13659 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13660 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13661 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13662 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13663 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13664 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13665 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13666 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13667 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13668 * c-common.c: ...from here.
13670 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13672 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13674 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13676 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13678 2009-05-19 Ben Elliston <bje@au.ibm.com>
13680 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13681 assignments with memcpy calls.
13682 (add_fdes): Likewise.
13683 (binary_search_unencoded_fdes): Likewise.
13684 (linear_search_fdes): Eliminate type puns.
13686 2009-05-19 Richard Guenther <rguenther@suse.de>
13688 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13689 not falsely claim to have propagated into all uses.
13691 2009-05-19 Ben Elliston <bje@au.ibm.com>
13693 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13696 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13698 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13699 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13700 (TARGET_LEGITIMATE_ADDRESS_P): New.
13701 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13702 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13704 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13707 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13708 child of the containing namespace's DIE.
13710 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13712 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13713 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13714 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13717 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13720 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13721 gen_align with gen_pad.
13722 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13723 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13725 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13726 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13728 * config/i386/i386.md (align): Renamed to ...
13729 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13730 ASM_OUTPUT_MAX_SKIP_PAD.
13732 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13734 * config.gcc: Fix variable syntax.
13737 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13738 before calling exact_log2.
13739 (output_iorsi3): Likewise.
13740 (output_xorsi3): Likewise.
13742 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13744 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13745 for the none zero constant operand except for EQ and NE
13746 comprisons even when the first operand is R0.
13748 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13750 * config/s390/2064.md: Remove trailing whitespaces.
13751 * config/s390/2084.md: Likewise.
13752 * config/s390/constraints.md: Likewise.
13753 * config/s390/fixdfdi.h: Likewise.
13754 * config/s390/libgcc-glibc.ver: Likewise.
13755 * config/s390/s390-modes.def: Likewise.
13756 * config/s390/s390-protos.h: Likewise.
13757 * config/s390/s390.c: Likewise.
13758 * config/s390/s390.h: Likewise.
13759 * config/s390/s390.md: Likewise.
13760 * config/s390/tpf-unwind.h: Likewise.
13762 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13764 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13766 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13769 * configure.ac (m68k-*-*): Check if binutils support TLS.
13770 * configure: Regenerate.
13771 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13772 * config/m68k/constraints.md (Cu): New constraint.
13773 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13774 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13775 (movsi): Handle TLS symbols.
13776 (addsi3_5200): Handle XTLS symbols, indent.
13777 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13778 (m68k_tls_reference_p): Declare.
13779 (m68k_legitimize_address): Declare.
13780 (m68k_unwrap_symbol): Declare.
13781 * config/m68k/m68k.opt (mxtls): New option.
13782 * config/m68k/m68k.c (ggc.h): Include.
13783 (m68k_output_dwarf_dtprel): Implement hook.
13784 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13785 (m68k_expand_prologue): Load GOT pointer when function needs it.
13786 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13787 (m68k_legitimate_constant_address_p): Same.
13788 (m68k_decompose_address): Handle TLS references.
13789 (m68k_get_gp): New static function.
13790 (enum m68k_reloc): New contants.
13791 (TLS_RELOC_P): New macro.
13792 (m68k_wrap_symbol): New static function.
13793 (m68k_unwrap_symbol): New function.
13794 (m68k_final_prescan_insn_1): New static function.
13795 (m68k_final_prescan_insn): New function.
13796 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13798 (legitimize_pic_address): Handle TLS references..
13799 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13800 (m68k_libcall_value_in_a0_p)
13801 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13802 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13803 (m68k_legitimize_tls_address): Handle TLS references.
13804 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13806 (m68k_legitimize_address): Handle TLS symbols.
13807 (m68k_get_reloc_decoration): New static function.
13808 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13810 (m68k_output_dwarf_dtprel): Implement hook.
13811 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13812 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13813 m68k_call_* routines.
13814 (sched_attr_op_type): Handle TLS symbols.
13815 (gt-m68k.h): Include.
13816 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13817 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13819 2009-05-18 Martin Jambor <mjambor@suse.cz>
13821 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13822 (visit_store_addr_for_mod_analysis): New function.
13823 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13824 (determine_cst_member_ptr): Use gimple_assign_single_p.
13825 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13826 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13827 operands. Don't check number of operands of a NOP_EXPR.
13829 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13831 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13833 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13836 * c-common.c (warn_logical_operator): Don't warn if one of
13837 expression isn't always true or false.
13839 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13841 * config/i386/biarch32.h: New file.
13842 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13844 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13846 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13847 *zero_extend<mode>_truncqi): Merge these into ...
13848 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13849 Name the pattern following this as *zero_extendhi_truncqi.
13851 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13853 PR middle-end/39301
13854 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13855 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13856 (output_info): Make field HOST_WIDEST_INT.
13857 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13858 (dump_bitmat_statistics): Same.
13860 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13862 * config.gcc (use_gcc_stdint): Set to wrap.
13863 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13864 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13865 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13866 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13867 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13868 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13869 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13870 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13872 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13874 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13876 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13877 Move definitions earlier.
13878 (OPT_ARCH64, OPT_ARCH32): Define.
13879 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13882 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13885 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13888 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13890 * arm.md (movdi2): Copy non-reg values to DImode registers.
13892 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13895 * final.c (label_to_max_skip): New function.
13896 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13897 CODE_LABEL_NUMBER <= max_labelno.
13898 * output.h (label_to_max_skip): New prototype.
13899 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13900 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13901 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13902 Handle CODE_LABELs with >= 16 byte alignment or with
13903 max_skip == (1 << align) - 1.
13904 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13905 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13908 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13909 .p2align 3 if MAX_SKIP is smaller than 7.
13910 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13912 2009-05-15 Ian Lance Taylor <iant@google.com>
13914 * alias.c (struct alias_set_entry_d): Rename from struct
13915 alias_set_entry. Change all uses.
13916 * except.c (struct call_site_record_d): Rename from struct
13917 call_site_record. Change all uses.
13918 * except.h (struct eh_region_d): Rename from struct eh_region.
13920 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13922 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13923 ivtype_map_elt. Change all uses.
13924 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13926 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13927 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13929 (struct sese_d): Rename from struct sese. Change all uses.
13930 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13931 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13932 * optabs.h (struct optab_d): Rename from struct optab. Change all
13934 (struct convert_optab_d): Rename from struct convert_optab.
13936 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13937 ipa_opt_pass. Change all uses.
13938 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13941 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13942 defined as a typedef.
13943 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13946 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13949 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13951 (merge_ranges): Returns bool.
13952 * tree.h (make_range): .. to here.
13953 (build_range_check): Likewise.
13954 (merge_ranges): Likewise. Renamed from merge_ranges.
13955 * c-typeck.c (parser_build_binary_op): Update calls to
13956 warn_logical_operator.
13957 * c-common.c (warn_logical_operator): Add new warning.
13958 * c-common.h (warn_logical_operator): Update declaration.
13960 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13962 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13964 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13966 * doc/install.texi: Document MPC requirements, flags etc.
13968 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13969 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13970 Evaluate constant arguments.
13971 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13972 (fold_builtin_1): Likewise, also evaluate constant arguments.
13973 Remove superfluous break.
13974 (do_mpc_ckconv): New.
13975 * real.h: Include mpc.h.
13976 * toplev.c (print_version): Output MPC version info if available.
13978 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13980 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13982 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13984 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13987 2009-05-15 Jan Hubicka <jh@suse.cz>
13989 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13990 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13991 (try_inline): Fix return value.
13992 (cgraph_decide_inlining_incrementally): Honor new value.
13993 (cgraph_early_inlining): Handle indirect inlining.
13994 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13996 2009-05-15 Jan Hubicka <jh@suse.cz>
13998 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13999 * cgraphunit.c (cgraph_finalize_function): Set it.
14000 (cgraph_expand_function): Use it.
14002 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14004 * real.c (encode_ieee_half): Define.
14005 (decode_ieee_half): Define.
14006 (ieee_half_format): Define.
14007 (arm_half_format): Define.
14008 * real.h (ieee_half_format): Declare.
14009 (arm_half_format): Declare.
14011 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
14013 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
14014 swapped, and reversed optabs exist before trying to use them.
14016 2009-05-15 Paul Brook <paul@codesourcery.com>
14017 Sandra Loosemore <sandra@codesourcery.com>
14019 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
14020 loads. Allow PRE_DEC.
14021 (output_move_neon): Handle PRE_DEC.
14022 (arm_print_operand): Add 'A' for neon structure loads.
14023 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
14024 * config/arm/neon.md (neon_mov): Update comment.
14025 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
14027 (Um): New constraint.
14029 2009-05-15 Jan Hubicka <jh@suse.cz>
14031 Revert the following patch until testsuite fallout is fixed:
14032 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14033 * cgraph.h (struct inline_summary): New filed self_wize,
14034 size_inlining_benefit, self_time and time_inlining_benefit.
14035 (struct cgraph_global_info): Replace insns by time ans size fields.
14036 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14037 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14038 (ipcp_update_callgraph): Do not touch function bodies.
14039 * ipa-inline.c: Include except.h
14040 (MAX_TIME): New constant.
14041 (overall_insns): Remove
14042 (overall_size, max_benefit): New static variables.
14043 (cgraph_estimate_time_after_inlining): New function.
14044 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14045 (cgraph_clone_inlined_nodes): Update size.
14046 (cgraph_mark_inline_edge): Update size.
14047 (cgraph_estimate_growth): Use size info.
14048 (cgraph_check_inline_limits): Check size.
14049 (cgraph_default_inline_p): Likewise.
14050 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14051 (cgraph_decide_recursive_inlining): Check size.
14052 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14054 (cgraph_decide_inlining): Likewise.
14055 (cgraph_decide_inlining_incrementally): Likewise; honor
14056 PARAM_EARLY_INLINING_INSNS.
14057 (likely_eliminated_by_inlining_p): New predicate.
14058 (estimate_function_body_sizes): New function.
14059 (compute_inline_parameters): Use it.
14060 * except.c (must_not_throw_labels): New function.
14061 * except.h (must_not_throw_labels): Declare.
14062 * tree-inline.c (init_inline_once): Kill inlining_weigths
14063 * tree-ssa-structalias.c: Avoid uninitialized warning.
14064 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14065 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14066 (PARAM_INLINE_CALL_COST): Remove.
14067 (PARAM_EARLY_INLINING_INSNS): New.
14069 2009-05-15 Richard Guenther <rguenther@suse.de>
14071 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
14072 not TODO_update_ssa.
14074 2009-05-15 Richard Guenther <rguenther@suse.de>
14076 PR tree-optimization/39999
14077 * gimple.h (gimple_expr_type): Use the expression type looking
14078 through useless conversions.
14079 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
14080 (vn_nary_op_insert_stmt): Likewise.
14081 (simplify_binary_expression): Likewise.
14083 2009-05-15 Richard Guenther <rguenther@suse.de>
14085 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14086 New options, enabled by default.
14087 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
14089 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
14090 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
14091 * tree-ssa-structalias.c (gate_tree_pta): New function.
14092 (pass_build_alias): Use it.
14094 2009-05-15 Joseph Myers <joseph@codesourcery.com>
14096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
14097 recurse on an invariant address if a conversion from a pointer
14098 type to a wider integer type is involved.
14100 2009-05-15 Jan Hubicka <jh@suse.cz>
14102 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
14103 * cgraph.h (struct inline_summary): New filed self_wize,
14104 size_inlining_benefit, self_time and time_inlining_benefit.
14105 (struct cgraph_global_info): Replace insns by time ans size fields.
14106 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
14107 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
14108 (ipcp_update_callgraph): Do not touch function bodies.
14109 * ipa-inline.c: Include except.h
14110 (MAX_TIME): New constant.
14111 (overall_insns): Remove
14112 (overall_size, max_benefit): New static variables.
14113 (cgraph_estimate_time_after_inlining): New function.
14114 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14115 (cgraph_clone_inlined_nodes): Update size.
14116 (cgraph_mark_inline_edge): Update size.
14117 (cgraph_estimate_growth): Use size info.
14118 (cgraph_check_inline_limits): Check size.
14119 (cgraph_default_inline_p): Likewise.
14120 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14121 (cgraph_decide_recursive_inlining): Check size.
14122 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14124 (cgraph_decide_inlining): Likewise.
14125 (cgraph_decide_inlining_incrementally): Likewise; honor
14126 PARAM_EARLY_INLINING_INSNS.
14127 (likely_eliminated_by_inlining_p): New predicate.
14128 (estimate_function_body_sizes): New function.
14129 (compute_inline_parameters): Use it.
14130 * except.c (must_not_throw_labels): New function.
14131 * except.h (must_not_throw_labels): Declare.
14132 * tree-inline.c (init_inline_once): Kill inlining_weigths
14133 * tree-ssa-structalias.c: Avoid uninitialized warning.
14134 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14135 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14136 (PARAM_INLINE_CALL_COST): Remove.
14137 (PARAM_EARLY_INLINING_INSNS): New.
14138 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14139 (inline-call-cost): Remove.
14140 (early-inlining-insns): New.
14142 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14144 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14146 (print_int_cst_bounds_in_octal_p): Likewise.
14147 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14149 * dwarf2out.c (base_type_die): Likewise.
14150 (is_subrange_type): Delete.
14151 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14152 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14153 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14154 if the destination type is boolean.
14155 (build_range_check): Do not special-case subtypes.
14156 (fold_sign_changed_comparison): Likewise.
14157 (fold_unary): Likewise.
14158 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14159 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14160 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14161 * tree.c (subrange_type_for_debug_p): New predicate based on the
14162 former is_subrange_type.
14163 * tree.h (subrange_type_for_debug_p): Declare.
14164 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14165 (convert_affine_scev): Remove call to above function.
14166 (chrec_convert_aggressive): Likewise.
14167 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14168 false for conversions involving subtypes.
14169 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14170 (vrp_val_min): Likewise.
14171 (needs_overflow_infinity): Likewise.
14172 (extract_range_from_unary_expr): Likewise.
14174 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14176 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14177 * config/frv/frv.c: Likewise.
14178 * config/s390/s390.c: Likewise.
14179 * config/sparc/sparc.h: Likewise.
14180 * config/i386/i386.h: Likewise.
14181 * config/i386/i386.c: Likewise.
14182 * config/crx/crx.c: Likewise.
14183 * config/m68hc11/m68hc11.h: Likewise.
14184 * config/iq2000/iq2000.c: Likewise.
14185 * config/mn10300/mn10300.h: Likewise.
14186 * config/mn10300/mn10300.c: Likewise.
14187 * config/m68k/m68k.c: Likewise.
14188 * config/rs6000/rs6000.c: Likewise.
14189 * config/rs6000/xcoff.h: Likewise.
14190 * config/rs6000/linux64.h: Likewise.
14191 * config/rs6000/sysv4.h: Likewise.
14192 * config/score/score3.c: Likewise.
14193 * config/score/score7.c: Likewise.
14194 * config/score/score.c: Likewise.
14195 * config/arm/arm.md: Likewise.
14196 * config/mips/mips.c: Likewise.
14197 * config/mips/mips.md: Likewise.
14198 * config/bfin/bfin.h: Likewise.
14199 * config/pa/pa.c: Likewise.
14200 * config/pa/constraints.md: Likewise.
14202 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14203 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14204 * config/pdp11/pdp11.h: Use memory_address_p instead.
14206 2009-05-14 Ian Lance Taylor <iant@google.com>
14208 * passes.c (finish_optimization_passes): Change i to int.
14209 * plugin.c (plugins_active_p): Change event to int.
14210 (dump_active_plugins): Likewise.
14211 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14213 * tree.c (tree_range_check_failed): Change c to unsigned int.
14214 (omp_clause_range_check_failed): Likewise.
14215 (build_common_builtin_nodes): Change mode to int. Add cast.
14216 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14217 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14219 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14220 ++ or -- with a variable of enum type.
14222 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14225 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14227 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14229 * store-motion.c: Do not include params.h
14230 * Makefile.in: Fix dependencies for various files.
14232 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14234 * auto-inc-dec.c: Fix pass description, remove apparent
14235 accidental duplication.
14237 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14239 PR middle-end/40147
14240 * ipa-utils.h (memory_identifier_string): Moved to ...
14241 * tree.h (memory_identifier_string): Here. Add GTY(()).
14243 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14245 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14246 in the former documentation of...
14247 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14248 * ira-conflicts.c (get_dup_num): Use address_operand.
14249 * targhooks.c (default_legitimate_address_p): New.
14250 * targhooks.h (default_legitimate_address_p): New.
14251 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14253 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14254 * target.h (struct target): Add legitimate_address_p.
14255 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14256 (TARGET_INITIALIZER): Include it.
14258 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14259 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14260 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14261 (TARGET_LEGITIMATE_ADDRESS_P): New.
14263 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14264 (REG_OK_STRICT_P): Delete.
14265 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14266 (frv_legitimate_address_p_1): ... this.
14267 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14268 (frv_legitimate_address_p_1): ... the renamed old
14269 frv_legitimate_address_p.
14270 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14271 (TARGET_LEGITIMATE_ADDRESS_P): New.
14273 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14274 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14275 * config/s390/s390.c (legitimate_address_p): Rename to...
14276 (s390_legitimate_address_p): ... this, make static.
14277 (legitimize_address): Adjust call.
14278 (TARGET_LEGITIMATE_ADDRESS_P): New.
14279 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14281 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14282 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14283 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14284 (TARGET_LEGITIMATE_ADDRESS_P): New.
14286 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14287 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14288 * config/spu/spu.c (spu_legitimate_address): Rename to...
14289 (spu_legitimate_address_p): ... this, make static.
14290 (TARGET_LEGITIMATE_ADDRESS_P): New.
14292 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14293 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14294 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14295 (sparc_legitimate_address_p): ... this, make static and return bool.
14296 (legitimize_address): Adjust call.
14297 (TARGET_LEGITIMATE_ADDRESS_P): New.
14299 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14300 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14301 * config/i386/i386.c (legitimate_address_p): Rename to...
14302 (ix86_legitimate_address_p): ... this, make static.
14303 (constant_address_p): Move after it, adjust call.
14304 (TARGET_LEGITIMATE_ADDRESS_P): New.
14306 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14307 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14308 * config/avr/avr.c (legitimate_address_p): Rename to...
14309 (avr_legitimate_address_p): ... this, make static.
14310 (legitimize_address): Adjust call.
14311 (TARGET_LEGITIMATE_ADDRESS_P): New.
14313 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14314 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14315 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14316 (TARGET_LEGITIMATE_ADDRESS_P): New.
14318 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14319 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14320 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14321 (TARGET_LEGITIMATE_ADDRESS_P): New.
14323 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14324 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14326 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14328 (TARGET_LEGITIMATE_ADDRESS_P): New.
14330 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14331 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14333 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14335 (m68hc11_legitimate_address_p): ... this, make static.
14336 (go_if_legitimate_address_internal): Rename to...
14337 (m68hc11_legitimate_address_p_1): ... this.
14338 (legitimize_address): Adjust call.
14339 (TARGET_LEGITIMATE_ADDRESS_P): New.
14341 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14342 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14343 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14344 (TARGET_LEGITIMATE_ADDRESS_P): New.
14346 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14347 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14348 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14349 (mn10300_legitimate_address_p): ... this, make static.
14350 (TARGET_LEGITIMATE_ADDRESS_P): New.
14352 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14353 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14354 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14355 (TARGET_LEGITIMATE_ADDRESS_P): New.
14357 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14358 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14359 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14360 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14361 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14362 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14363 (rs6000_legitimate_address_p): ... this, make static.
14364 (TARGET_LEGITIMATE_ADDRESS_P): New.
14365 (REG_MODE_OK_FOR_BASE_P): Delete.
14366 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14368 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14369 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14371 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14372 static, adjust types.
14373 (TARGET_LEGITIMATE_ADDRESS_P): New.
14375 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14376 * config/score/score.c (score_address_p): Rename to...
14377 (score_legitimate_address_p): ... this.
14378 (TARGET_LEGITIMATE_ADDRESS_P): New.
14379 * config/score/score3.c (score3_address_p): Rename to...
14380 (score3_legitimate_address_p): ... this.
14381 * config/score/score7.c (score7_address_p): Rename to...
14382 (score7_legitimate_address_p): ... this.
14384 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14385 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14386 GO_IF_LEGITIMATE_ADDRESS): Delete.
14387 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14388 thumb2_legitimate_address_p): Delete.
14389 (arm_legitimate_address_p): Rename to...
14390 (arm_legitimate_address_outer_p): ... this.
14391 * config/arm/constraints.md ("Uq"): Adjust call.
14392 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14393 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14395 (arm_legitimate_address_outer_p): ... this.
14396 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14398 (TARGET_LEGITIMATE_ADDRESS_P): New.
14400 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14401 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14402 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14403 (TARGET_LEGITIMATE_ADDRESS_P): New.
14405 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14406 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14407 * config/vax/vax.c (legitimate_address_p): Rename to...
14408 (vax_legitimate_address_p): ... this, make static.
14409 (TARGET_LEGITIMATE_ADDRESS_P): New.
14411 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14412 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14413 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14414 (TARGET_LEGITIMATE_ADDRESS_P): New.
14416 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14417 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14418 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14419 (mmix_legitimate_address_p): ... this, make static.
14420 (TARGET_LEGITIMATE_ADDRESS_P): New.
14422 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14423 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14424 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14425 (TARGET_LEGITIMATE_ADDRESS_P): New.
14427 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14429 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14430 of MODE_COMPLEX_INT.
14432 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14434 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14435 LCT_NORMAL in function call.
14436 * mips-tdump.c (print_file_desc): Add cast to enum type.
14437 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14438 (mark_stabs): Add casts to enum types.
14439 (parse_stabs_common): Add casts to enum types.
14441 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14443 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14444 Check for invalid values of LETTER.
14446 2009-05-13 Taras Glek <tglek@mozilla.com>
14448 * attribs.c (register_attribute): moved out attribute registration
14449 into register_attribute.
14450 * doc/plugins.texi: Documented register_attribute and
14452 * gcc-plugin.h: Added forward decl for register_attribute.
14453 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14454 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14455 PLUGIN_ATTRIBUTES boilerplate.
14457 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14459 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14460 values even in sentinel and empty entries.
14461 (ms_printf_flag_specs): Likewise.
14462 (ms_scanf_flag_specs): Likewise.
14463 (ms_strftime_flag_specs): Likewise.
14464 (ms_print_char_table): Likewise.
14465 (ms_scan_char_table): Likewise.
14466 (ms_time_char_table): Likewise.
14468 2009-05-13 Doug Kwan <dougkwan@google.com>
14470 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14472 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14474 * config/mips/mips.md (store): Add attributes for QI and HI.
14476 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14477 (truncdi<mode>2): ... this new pattern.
14479 2009-05-13 Brad Hards <bradh@kde.org>
14481 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14483 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14484 Ben Elliston <bje@au.ibm.com>
14486 PR middle-end/40035
14487 * dse.c (check_mem_read_rtx): Guard against width == -1.
14489 2009-05-13 Michael Matz <matz@suse.de>
14491 PR middle-end/39976
14492 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14493 (trivially_conflicts_p): New function.
14494 (insert_backedge_copies): Use it.
14496 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14498 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14499 (handle_stdc_pragma): Use new enum constant names.
14500 (handle_pragma_float_const_decimal64): Ditto.
14502 2009-05-13 Ian Lance Taylor <iant@google.com>
14504 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14507 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14509 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14510 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14512 * config/m68k/m68k.h (FL_UCLINUX): Define.
14514 2009-05-13 Jan Hubicka <jh@suse.cz>
14516 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14518 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14520 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14521 unless -fschedule-insns is specified.
14523 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14526 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14527 TARGET_EXPAND_CBRANCHDI4.
14528 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14529 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14530 (cmpeqdi): Fix comment.
14532 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14534 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14535 (sh_legitimate_address_p): Likewise.
14536 * config/sh/sh.c (sh_legitimate_index_p): New.
14537 (sh_legitimate_address_p): Likewise.
14538 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14539 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14540 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14541 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14542 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14543 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14544 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14545 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14546 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14548 2009-05-12 Jan Hubicka <jh@suse.cz>
14550 * tree-inline.c (estimate_operator_cost): Add operands;
14551 when division happens by constant, it is cheap.
14552 (estimate_num_insns): Loads and stores are not having cost of 0;
14553 EH magic stuff is cheap; when computing runtime cost of switch,
14554 use log2 base of amount of its cases; builtin_expect has cost of 0;
14555 compute cost for moving return value of call.
14556 (init_inline_once): Initialize time_based flags.
14557 * tree-inline.h (eni_weights_d): Add time_based flag.
14559 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14561 * df-core.c: Update head documentation.
14563 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14566 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14567 shadowing exisiting variable op1.
14569 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14572 * config/i386/driver-i386.c (processor_signatures): New enum.
14573 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14574 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14575 processor signature to detect geode processor.
14577 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14581 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14583 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14584 causes spurious differences between trunk and cond-optab branch.
14586 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14588 * dojump.c (compare_from_rtx): Delete.
14589 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14590 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14591 if the comparison does not satisfy the predicate; test predicates for
14592 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14593 further if one existing pattern fails.
14594 * expr.h (compare_from_rtx): Delete.
14595 (prepare_operand): Declare it.
14596 * optabs.c: Change "lib call" to "libcall" throughout.
14597 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14598 HAVE_conditional_trap, emit_cmp_insn): Delete.
14599 (can_compare_p): Delete cmp_optab case.
14600 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14601 Accept other parameters by value.
14602 (prepare_operand): Make non-static.
14603 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14604 other parameters by value. Try to widen operands here based on
14605 an optab_methods argument and looking at cbranch_optab.
14606 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14607 loop. Use cbranch_optab directly.
14608 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14609 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14611 (emit_conditional_move, emit_conditional_add): Inline what's needed
14612 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14613 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14614 with COMPARE. Move cmov_optab and cstore_optab above
14615 with cbranch_optab, move cmp_optab down with ucmp_optab,
14616 remove tst_otpab. Do not initialize trap_rtx.
14617 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14618 for trap code. Do not check HAVE_conditional_trap. Use
14619 prepare_cmp_insn. Accept no predicate for operand 3.
14620 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14621 (OTI_ctrap, ctrap_optab): New.
14622 (tst_optab): Delete.
14623 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14624 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14625 with lookup of ctrap_optab.
14626 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14628 (ctrap_optab): New.
14630 * combine.c (combine_simplify_rtx, simplify_set): Do not
14631 special case comparing against zero for cc0 machines.
14632 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14633 COMPARE on cc0 machines.
14634 (simplify_relational_operation): Return a new expression when
14635 a COMPARE could be removed.
14636 * final.c (final_scan_insn): Compare cc_status values
14637 against LHS of a (compare FOO (const_int 0)) cc0 source.
14638 Also check if cc_status.value is the full compare.
14640 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14641 (cstoreMM4): Document.
14642 (conditional_trap): Document ctrapMM4 instead.
14643 (sync_compare_and_swapMM): Refer to cbranchcc4.
14644 (Dependent Patterns): Eliminate obsolete information referring to
14645 the old jump optimization phase.
14646 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14647 of compares with 0 on cc0 machines.
14648 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14649 avoiding references to cc0. Remove text about storing operands
14651 * doc/tm.texi (Condition Codes): Include blurb on different
14652 condition code representations, separate into subsections for
14653 CC0, MODE_CC and conditional execution.
14655 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14656 alpha_emit_setcc): Accept operands and a machine mode.
14657 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14658 Get code/op0/op1 from operands, use machine mode argument
14659 instead of alpha_compare.fp_p. Emit the branch here.
14660 (alpha_emit_setcc): Likewise, and return boolean.
14661 (alpha_emit_conditional_move): Likewise. Assert that
14662 cmp_op_mode == cmp_mode, and simplify accordingly.
14663 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14664 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14665 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14667 (stack probe test): Use cbranchdi4.
14668 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14670 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14671 * config/arc/arc.h (movsicc, movsfcc): Use it.
14672 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14673 (cbranchsi4, cstoresi4): New.
14674 (cmpsi, bCC and sCC expanders): Remove.
14676 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14677 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14678 * config/arm/predicates.md (arm_comparison_operator): Only include
14679 floating-point operators if there is a hardware floating-point unit.
14680 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14681 deferring to cbranch_cc and cstore_cc respectively.
14682 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14683 cbranch_cc, cstore_cc): New.
14684 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14686 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14688 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14689 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14691 (adjust_insn_length): Adjust calls.
14692 (avr_reorg): Handle (compare (foo) (const_int 0)).
14693 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14694 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14695 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14696 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14698 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14699 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14701 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14702 (cbranchsi4, cstorebi4, cstoresi4): New.
14703 (movbisi): This insn is duplicate, split it to zero_extend.
14704 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14705 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14706 (bfin_optimize_loop): Use cbranch expander.
14707 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14708 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14709 (bfin_bimode_comparison_operator): ... this.
14710 (bfin_direct_comparison_operator): New.
14712 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14713 inside (compare FOO (const_int 0)).
14714 (cris_rtx_costs): Handle ZERO_EXTRACT.
14715 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14716 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14717 (*tstdi_v32): Delete.
14718 (*cmpdi_non_v32): Add M alternative for operand 1.
14719 (cmpsi, cmp<mode>): Make private.
14720 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14722 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14724 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14725 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14726 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14727 (cc_reg_operand): New.
14728 (any_cond): Delete.
14729 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14730 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14731 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14732 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14733 crx_expand_scond): Delete.
14735 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14737 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14738 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14740 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14741 cstoresi4, cstoresf4, cstoredf4): New.
14742 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14743 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14744 Receive the entire operands array.
14745 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14746 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14747 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14748 Get test/op0/op1 from the operands array.
14749 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14751 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14752 (h8300_expand_store): New.
14753 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14755 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14756 (h8300_expand_store): New.
14757 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14758 or do not try to produce (set (cc0) REG).
14759 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14760 change a compare into a move to a scratch register. Disable some
14761 peepholes when comparing with zero.
14762 (tstsi, tsthi, tstsi, cmpqi): Make private.
14764 (bCC, sCC): Delete.
14765 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14768 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14769 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14770 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14771 (ix86_emit_i387_log1p): Use cbranchxf2.
14772 (ix86_expand_setcc): Return void.
14773 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14774 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14775 cmp<MODEF>, cmpcc): Remove.
14776 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14777 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14778 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14779 (sCC and bCC expanders): Remove.
14780 (stack_protect_test): Use cbranchcc4.
14782 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14784 (ia64_expand_compare): Accept three rtx by reference and return void.
14785 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14786 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14787 from *expr. Update *expr with the BImode comparison to do.
14788 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14789 cmptf, bCC, sCC, conditional_trap): Delete.
14790 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14791 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14792 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14793 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14794 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14796 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14797 type of last argument.
14798 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14799 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14800 use machine mode argument instead of branch_type. Remove dead
14801 code for floating-point comparisons.
14802 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14803 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14805 (cbranchsi4, cstoresi4): New.
14806 * config/iq2000/predicates.md (reg_or_const_operand): New.
14808 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14809 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14810 (b<code>_op): Rewrite to...
14811 (bcc_op): ... this, using match_operator.
14812 (s<code>_op): Rewrite to...
14813 (scc_op): ... this, using match_operator.
14814 (s<code>_24_op): Rewrite to...
14815 (scc_op_24): ... this, using match_operator.
14816 (s<code>_<mode>): Rewrite to...
14817 (cstore<mode>4): ... this, using match_operator.
14818 (s<code>_<mode>_24): Rewrite to...
14819 (cstore<mode>4_24): ... this, using match_operator.
14820 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14821 m32c_unpend_compare, m32c_expand_scc): Delete.
14822 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14823 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14824 (m32c_expand_movcc): Change NE to EQ if necessary.
14825 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14827 * config/m32r/m32r-protos.h (gen_cond_store): New.
14828 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14829 (gen_cond_store): New, from sCC patterns.
14830 (m32r_expand_block_move): Use cbranchsi4.
14831 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14832 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14833 (cbranchsi4, cstoresi4): New.
14835 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14837 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14838 (m68hc11_notice_update_cc): Look into a compare with 0.
14839 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14841 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14842 cmphi, cmpqi, bCC): Delete.
14843 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14844 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14845 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14848 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14849 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14850 * config/m68k/constraints.md (H): New.
14851 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14852 the define_insn below.
14853 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14854 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14855 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14856 patterns): Wrap RHS with COMPARE.
14857 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14858 (*cmpdi_internal): Name this pattern.
14859 (cmpdi): Change to define_insn.
14860 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14861 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14862 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14864 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14865 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14866 (conditional_trap): Change to...
14867 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14868 (*conditional_trap): Use the ordered_comparison_operator and
14869 const1_operand predicates.
14870 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14871 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14872 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14873 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14875 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14876 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14877 (mcore_gen_compare): New.
14878 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14879 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14880 (mcore_gen_compare): ... this.
14881 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14882 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14883 (stack probe pattern): Use cbranchsi4.
14885 * config/mips/predicates.md (mips_cstore_operator): New.
14886 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14887 * config/mips/mips.md (any_cond): Delete.
14888 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14890 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14891 fixuns_truncsfdi2): Use cbranch patterns.
14892 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14893 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14894 Adjust call to mips_expand_conditional_branch.
14895 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14897 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14898 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14899 * config/mips/mips.c (cmp_operands): Delete.
14900 (mips_emit_compare): Get comparison operands from *op0/*op1.
14901 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14902 that it succeeds. Use op0/op1 instead of cmp_operands.
14903 (mips_expand_conditional_branch, mips_expand_conditional_move,
14904 mips_expand_conditional_trap): Likewise.
14905 (mips_block_move_loop): Use cbranch patterns.
14906 * config/mips/mips.h (cmp_operands): Delete.
14908 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14909 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14910 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14911 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14912 (*cmpcc_folded): Rename to...
14913 (*cmpdi_folded): this.
14914 (*cmpcc): Rename to...
14916 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14919 (cbranchdf4): New. Handle invalid comparisons here.
14920 * config/mmix/predicates.md (float_comparison_operator): New.
14922 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14923 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14924 * config/mn10300/mn10300.md (tst): Delete.
14925 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14926 Name these patterns and wrap RHS in a compare.
14927 (*cmpsi): Make this pattern private. Include tst.
14928 (*cmpsf): Make this pattern private.
14929 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14930 (compare with zero peepholes): Likewise.
14932 (cbranchsi4, cbranchsf4): New.
14933 (casesi): Use cbranchsi4.
14935 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14936 hppa_branch_type): Delete.
14937 (return_addr_rtx): Use cbranchsi4.
14938 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14939 Emit CCFPmode comparison here.
14940 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14941 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14942 hppa_branch_type): Delete.
14943 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14944 (movsicc, movdicc): Remove references to hppa_compare_op0,
14945 hppa_compare_op1 and compare_from_rtx.
14946 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14947 (casesi): Use cbranchsi4.
14949 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14950 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14951 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14952 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14953 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14955 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14956 (*branch, *branch_inverted): New.
14958 * config/picochip/picochip.md (cbranchhi4): Use
14959 ordered_comparison_operator.
14960 (cmphi, bCC): Remove.
14962 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14963 (trap_comparison_operator): Delete.
14964 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14965 rs6000_emit_cbranch): Accept mode and operands.
14966 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14967 rs6000_compare_fp_p): Delete.
14968 (rs6000_generate_compare): Accept mode and comparison. Extract code
14969 and op0/op1 from there. Replace references to rs6000_compare_op0
14970 and rs6000_compare_op1.
14971 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14972 extract result from passed operands.
14973 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14974 extract loc from passed operands.
14975 (rs6000_emit_cmove): Likewise.
14976 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14977 rs6000_compare_fp_p): Delete.
14978 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14979 (cbranch<GPR>4, cbranch<FP>4): New.
14980 (cstore<mode>4): New. Consolidate here all choices about when to use
14981 portable or specialized sCC sequences.
14982 (stack_protect_test): Use cbranchsi4.
14983 (conditional_trap): Replace with ctrap<GPR>4.
14984 (conditional trap insn): Replace trap_comparison_operator with
14985 ordered_comparison_operator.
14987 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14988 (s390_emit_prologue): Use ctrap.
14989 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14990 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14991 New predicates replacing...
14992 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14993 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14994 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14995 (add<mode>cc): Do not use s390_compare_op0/op1.
14996 (s<code>): Change to...
14997 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14998 (seq): Change to...
14999 (cstorecc4): ... this. Handle EQ or NE equally.
15000 (*sne): Un-privatize for use in cstorecc4.
15001 (b<code>): Change to...
15002 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
15003 (conditional_trap): Replace with...
15004 (ctrap<GPR>4, ctrap<FP>4): ... these.
15005 (stack_protect): Use cbranchcc4.
15007 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
15008 * config/score/score-protos.h (score_gen_cmp): Delete.
15009 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
15010 (score_block_move-loop): Use cbranchsi4.
15011 * config/score/score.md (cbranchsi4): New.
15012 (cmpsi, bCC): Delete.
15013 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
15014 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15015 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
15016 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
15017 * config/score/score3.h (score3_gen_cmp): Delete.
15018 * config/score/score7.h (score7_gen_cmp): Delete.
15020 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
15021 (sh_emit_scc_to_t): ... this. Return void.
15022 (from_compare): Rename to...
15023 (sh_emit_compare_and_branch): ... this.
15024 (sh_emit_compare_and_set): New.
15025 (sh_expand_t_scc): Accept operands.
15026 * config/sh/predicates.md (sh_float_comparison_operator): New.
15027 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
15028 (prepare_scc_operands): Rename to...
15029 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
15031 (sh_emit_cheap_store_flag): New.
15032 (sh_emit_set_t_insn): New.
15033 (from_compare): Rename to...
15034 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
15035 handling of TARGET_SH2E floating point to avoid recursive call.
15036 Generate branch here.
15037 (sh_emit_compare_and_set): New.
15038 (sh_expand_t_scc): Get op0/op1 from arguments.
15039 (sh_emit_cheap_store_flag): New.
15040 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
15042 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
15043 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
15044 (movsicc, movdicc): Do nothing when it recreated operands from
15045 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
15046 prepare_scc_operands (now sh_emit_scc_to_t).
15047 (udivdi3): Use cstoresi4.
15048 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
15049 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
15050 (cbranchint4_media, cbranchfp4_media): New.
15051 (casesi): Use cbranchdi4.
15052 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
15054 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
15055 (movnegt): Remove second operand.
15056 (cbranchsf4, cbranchdf4): New.
15057 (stack_protect): Use cbranchdi4/cbranchsi4.
15059 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
15060 (gen_compare_reg): Accept comparison, extract part of it to...
15061 (gen_compare_reg_1): ... this.
15062 (gen_compare_operator): Delete.
15063 (gen_v9_scc): Accept separate destination, comparison code and arms.
15064 Do not use sparc_compare_op0/sparc_compare_op1.
15065 (emit_scc_insn, emit_conditional_branch_insn): New.
15066 (emit_v9_brxx): Make static. Remove useless assertion.
15067 (sparc_emit_float_lib_cmp): Return RTL instead of calling
15069 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
15070 * config/sparc/sparc-protos.h (gen_compare_reg,
15071 sparc_emit_float_lib_cmp): Adjust prototype.
15072 (emit_scc_insn, emit_conditional_branch_insn): New.
15073 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
15074 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
15075 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
15076 iterators to the top.
15077 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
15078 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
15079 snedi_special_trunc): Delete.
15080 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
15081 and snedi_special_trunc.
15082 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
15083 cbranchdi4, cbranch<F:mode>4): New.
15084 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
15085 here. Use gen_compare_reg instead of gen_compare_operator.
15086 (conditional_trap): Replace with...
15087 (ctrapsi4, ctrapdi4): ... this.
15088 (stack_protect_test): Use cbranchcc4.
15090 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
15092 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
15093 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
15094 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
15095 from operands[0] or operands[3] depending on is_set.
15096 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
15097 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
15098 cmpdf, bCC), sCC: Remove.
15099 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
15100 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
15102 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
15103 spu_emit_branch_or_set.
15105 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
15107 * config/stormy16/stormy16.h (xstormy16_compare_op0,
15108 xstormy16_compare_op1): Delete.
15109 * config/stormy16/stormy16.c (xstormy16_compare_op0,
15110 xstormy16_compare_op1): Delete.
15111 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15113 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15114 (cmphi, cmpsi, bCC): Remove.
15116 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15117 (*cmpsi): ... this one.
15118 (cbranchsi4, cstoresi4): New.
15119 (bCC expanders): Delete.
15120 (sCC insns): Fold into...
15121 (*setcc): ... this one.
15122 (casesi): Do not use gen_cmpsi and gen_bgtu.
15123 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15124 (movsicc): Simplify.
15125 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15127 * config/vax/vax-protos.h (cond_name): New.
15128 (vax_output_conditional_branch): Remove.
15129 * config/vax/vax.c (cond_name): New.
15130 (vax_output_conditional_branch): Remove.
15131 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15132 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15133 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15134 (bit<VAXint>): Wrap source with (compare).
15135 (b<code> and following unnamed pattern): Rename to *branch and
15136 *branch_reversed. Change macroization to match_operator.
15137 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15139 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15140 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15141 Change last argument to machine_mode.
15142 (xtensa_expand_scc): Add machine_mode argument.
15143 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15144 (gen_conditional_move, xtensa_expand_conditional_branch,
15145 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15146 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15147 Adjust operand numbers.
15148 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15150 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15151 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15152 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15154 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15156 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15157 causes spurious differences between trunk and cond-optab branch.
15159 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15162 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15164 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15166 * tree.c (iterative_hash_pointer): Delete.
15167 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15168 Hash UIDs and versions of SSA names. Don't special-case built-in
15169 function declarations.
15171 2009-05-11 Ian Lance Taylor <iant@google.com>
15174 * graphite.c: Force -Wc++-compat to only be a warning before
15175 #including "cloog/cloog.h".
15177 2009-05-11 Martin Jambor <mjambor@suse.cz>
15179 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15181 2009-05-11 Jan Hubicka <jh@suse.cz>
15183 * tree-ssa-loop-ivcanon.c: Include target.h
15184 (struct loop_size): new structure.
15185 (constant_after_peeling): New predicate.
15186 (tree_estimate_loop_size): New function.
15187 (estimated_unrolled_size): Rewrite for new estimates.
15188 (try_unroll_loop_completely): Use new estimates.
15189 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15191 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15193 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15194 libcpp interface change.
15195 (spu_macro_to_expand): Likewise.
15197 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15199 PR tree-optimization/40026
15200 * gimplify.c (gimplify_init_constructor): Change initial conditional
15201 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15202 optimize_compound_literals_in_ctor.
15204 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15206 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15208 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15210 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15212 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15213 HOST_WIDE_INT for gap.
15215 2009-05-11 Ira Rosen <irar@il.ibm.com>
15217 PR tree-optimization/40074
15218 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15219 account in group size and step comparison.
15221 2009-05-11 Richard Guenther <rguenther@suse.de>
15223 * passes.c (init_optimization_passes): Strip now incorrect comment.
15224 (execute_function_todo): Do not set PROP_alias.
15225 * tree-pass.h (PROP_alias): Remove.
15226 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15227 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15228 * tree-nrv.c (pass_return_slot): Likewise.
15229 * tree-object-size.c (pass_object_sizes): Likewise.
15230 * tree-ssa-dom.c (pass_dominator): Likewise.
15231 (pass_phi_only_cprop): Likewise.
15232 * tree-ssa-dse.c (pass_dse): Likewise.
15233 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15234 (pass_cselim): Likewise.
15235 * tree-ssa-pre.c (pass_pre): Likewise.
15236 (pass_fre): Likewise.
15237 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15238 * tree-ssa-sink.c (pass_sink_code): Likewise.
15239 * tree-stdarg.c (pass_stdarg): Likewise.
15240 * tree-tailcall.c (pass_tail_calls): Likewise.
15241 * tree-vrp.c (pass_vrp): Likewise.
15243 2009-05-10 Ian Lance Taylor <iant@google.com>
15245 * basic-block.h (enum profile_status): Break out of struct
15246 control_flow_graph.
15247 * cgraph.h (struct inline_summary): Break out of struct
15249 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15250 of struct cgraph_order_sort.
15251 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15252 * cse.c (struct branch_path): Break out of struct
15253 cse_basic_block_data.
15254 * except.h (enum eh_region_type): Break out of struct eh_region.
15255 * gcc.c (enum add_del): Break out of struct modify_target.
15256 * genrecog.c (enum decision_type): Break out of struct decision_test.
15257 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15259 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15260 * regmove.c (enum match_use): New enum, broken out of struct match.
15261 * sched-int.h (enum post_call_group): New enum, broken out of
15263 (struct deps_reg): Break out of struct deps.
15264 * target.h (struct asm_int_op): Break out of struct gcc_target.
15265 * tree-eh.c (struct goto_queue_node): Break out of struct
15267 * tree-inline.h (enum copy_body_cge_which): Break out of
15269 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15271 * c-decl.c (in_struct, struct_types): New static variables.
15272 (pushtag): Add loc parameter. Change all callers.
15273 (lookup_tag): Add ploc parameter. Change all callers.
15274 (check_compound_literal_type): New function.
15275 (parser_xref_tag): Add loc parameter. Change all callers. If
15276 -Wc++-compat, warn about struct/union/enum types defined within a
15278 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15279 and loc parameters. Change all callers. Change error calls to
15280 error_at, using loc. For a redefinition, if the location of the
15281 original definition is known, report it. Set in_struct and
15282 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15283 (finish_struct): Add new parameters enclosing_in_struct and
15284 enclosing_struct_types. Change all callers. Set
15285 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15286 in the struct. If in a struct, add this struct to struct_types.
15287 (start_enum): Add loc parameter. Change all callers. Use
15288 error_at for errors, using loc. For a redefinition, if the
15289 location of the original definition is known, report it. If in a
15290 struct, add this enum type to struct_types. If -Wc++-compat warn
15291 if in sizeof, typeof, or alignof.
15292 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15293 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15294 (c_parser_enum_specifier): Get enum location for start_enum.
15295 (c_parser_struct_or_union_specifier): Get struct location for
15296 start_struct. Save in_struct and struct_types status between
15297 start_struct and finish_struct.
15298 (c_parser_cast_expression): Get location of cast.
15299 (c_parser_alignof_expression): Get location of type.
15300 (c_parser_postfix_expression): Likewise.
15301 (c_parser_postfix_expression_after_paren_type): Add type_loc
15302 parameter. Change all callers. Call check_compound_literal_type.
15303 Use type_loc for error about variable size type.
15304 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15305 of an enum constant from an enum type defined in a struct or union.
15306 (c_cast_expr): Add loc parameter. Change all callers. If
15307 -Wc++-compat, warn about defining a type in a cast.
15308 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15309 (start_enum, start_struct, finish_struct): Update declarations.
15310 (parser_xref_tag, c_cast_expr): Update declarations.
15311 (check_compound_literal_type): Declare.
15313 2009-05-11 Ben Elliston <bje@au.ibm.com>
15315 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15316 for recent libcpp interface change.
15317 (rs6000_macro_to_expand): Likewise.
15319 2009-05-10 Michael Matz <matz@suse.de>
15322 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15323 not at entry of function.
15325 2009-05-10 Richard Guenther <rguenther@suse.de>
15327 PR tree-optimization/40081
15329 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15330 using the main variant of the element type. Do not fiddle with
15331 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15333 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15334 structs with volatile fields.
15336 2009-05-10 Jan Hubicka <jh@suse.cz>
15338 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15339 (estimate_move_cost): Assert that it does not get called for
15341 (estimate_num_insns): Skip VOID types in argument handling.
15342 (optimize_inline_calls): Delete unreachable blocks and verify that
15343 callgraph is valid.
15345 2009-05-10 Jan Hubicka <jh@suse.cz>
15347 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15348 * cgraph.c (cgraph_mark_address_taken_node): New function.
15349 (dump_cgraph_node): Dump new flag.
15350 * cgraph.h (struct cgraph_node): Add address_taken.
15351 (cgraph_mark_address_taken_node): New function.
15352 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15353 since new direct calls can be born.
15355 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15357 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15358 tok->val.node.node.
15360 2009-05-10 Jan Hubicka <jh@suse.cz>
15362 PR middle-end/40084
15363 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15365 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15366 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15367 * tree-inline.c (copy_bb): Set frequency correctly.
15368 (fold_marked_statements): Update call to
15369 cgraph_update_edges_for_call_stmt.
15371 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15373 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15374 identifiers in diagnostics.
15375 * config/arm/arm.c (arm_handle_fndecl_attribute,
15376 arm_handle_isr_attribute): Likewise.
15377 * config/avr/avr.c (avr_handle_progmem_attribute,
15378 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15379 * config/bfin/bfin.c (handle_int_attribute,
15380 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15381 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15382 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15384 * config/darwin.c (darwin_handle_kext_attribute,
15385 darwin_handle_weak_import_attribute): Likewise.
15386 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15387 h8300_handle_eightbit_data_attribute,
15388 h8300_handle_tiny_data_attribute): Likewise.
15389 * config/i386/i386.c (ix86_handle_cconv_attribute,
15390 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15391 * config/i386/winnt.c (ix86_handle_shared_attribute,
15392 ix86_handle_selectany_attribute): Likewise.
15393 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15394 * config/m32c/m32c.c (function_vector_handler): Likewise.
15395 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15396 m68hc11_handle_fntype_attribute): Likewise.
15397 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15398 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15399 * config/mips/mips.c (mips_insert_attributes,
15400 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15401 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15402 rs6000_handle_struct_attribute): Likewise.
15403 * config/sh/sh.c (sh_insert_attributes,
15404 sh_handle_resbank_handler_attribute,
15405 sh_handle_interrupt_handler_attribute,
15406 sh2a_handle_function_vector_handler_attribute,
15407 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15409 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15410 * config/spu/spu.c (spu_handle_fndecl_attribute,
15411 spu_handle_vector_attribute): Likewise.
15412 * config/stormy16/stormy16.c
15413 (xstormy16_handle_interrupt_attribute): Likewise.
15414 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15415 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15417 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15419 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15420 (pp_translate_identifiers): New.
15421 (pp_identifier): Only conditionally translate identifier to locale
15423 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15424 (pp_base_tree_identifier): Only conditionally translate identifier
15425 to locale character set.
15426 * c-pretty-print.c (M_): Define.
15427 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15428 fragments for conditional translation with M_.
15429 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15430 identifier translation.
15432 2009-05-10 Richard Guenther <rguenther@suse.de>
15434 PR tree-optimization/40081
15435 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15436 using the main variant of the element type. Do not fiddle with
15437 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15439 2009-05-09 Jan Hubicka <jh@suse.cz>
15441 PR middle-end/40080
15442 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15443 indirect calls; verify cgraph afterwards.
15445 2009-05-09 Jan Hubicka <jh@suse.cz>
15448 * ipa.c (update_inlined_to_pointer): New function.
15449 (cgraph_remove_unreachable_nodes): Use it.
15451 2009-05-09 Jan Hubicka <jh@suse.cz>
15453 * tree-eh.c (struct leh_state): Remove prev_try.
15454 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15455 not track prev_try.
15456 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15457 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15458 remove_eh_handler_and_replace, foreach_reachable_handler,
15459 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15460 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15461 (gen_eh_region_cleanup): Update prototype.
15463 2009-05-09 Jan Hubicka <jh@suse.cz>
15465 PR middle-end/40043
15466 * except.c (copy_eh_region): Always set prev_try.
15467 (redirect_eh_edge_to_label): Find outer try.
15468 (foreach_reachable_handler): When looking for prev try
15469 handle case where previous try is not going to be taken.
15471 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15473 PR tree-optimization/40049
15474 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15475 only vector/vector shifts, convert the type of the constant to the
15476 appropriate type to avoid building incorrect trees, which
15477 eventually have problems with garbage collection.
15479 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15481 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15482 -1 for complex floating-point types if honoring signed zeros.
15484 2009-05-08 Jan Hubicka <jh@suse.cz>
15486 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15487 argument; handle correctly when profile is absent.
15488 (build_cgraph_edges): Update.
15489 (rebuild_cgraph_edges): Update.
15490 * cgraph.c: Do not include varray.h.
15491 (cgraph_set_call_stmt_including_clones): New function.
15492 (cgraph_create_edge_including_clones): Likewise
15493 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15494 (cgraph_update_edges_for_call_stmt): Handle clones.
15495 (cgraph_remove_node): Handle clone tree.
15496 (cgraph_remove_node_and_inline_clones): New function.
15497 (dump_cgraph_node): Dump clone tree.
15498 (cgraph_clone_node): Handle clone tree.
15499 (clone_function_name): Bring here from tree-inline.c.
15500 (cgraph_create_virtual_clone): New function.
15501 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15502 (cgraph_clone_info): New function.
15503 (strut cgraph_node): Add clone_info and new clone tree pointers.
15504 (cgraph_remove_node_and_inline_clones,
15505 cgraph_set_call_stmt_including_clones,
15506 cgraph_create_edge_including_clones,
15507 cgraph_create_virtual_clone): Declare.
15508 (cgraph_function_versioning): Use VEC argument.
15509 (compute_call_stmt_bb_frequency): Update prototype.
15510 (cgraph_materialize_all_clones): New function.
15511 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15512 (ipcp_create_replace_map): Update to VECtors.
15513 (ipcp_update_callgraph): Use virtual clones.
15514 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15515 (ipcp_update_profiling): Do not update local profiling.
15516 (ipcp_insert_stage): Use VECtors and virtual clones.
15517 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15518 (clone_of_p): New function.
15519 (cgraph_preserve_function_body_p): Use clone tree.
15520 (cgraph_optimize): Materialize clones.
15521 (cgraph_function_versioning): Update for VECtors.
15522 (save_inline_function_body): Use clone tree.
15523 (cgraph_materialize_clone): New function.
15524 (cgraph_materialize_all_clones): Likewise.
15525 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15526 * ipa.c: Include gimple.h.
15527 (cgraph_remove_unreachable_nodes): Use clone tree.
15528 * ipa-prop.c (ipa_note_param_call): Update call to
15529 compute_call_stmt_bb_frequencycall.
15530 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15531 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15532 (copy_bb): Handle updating of clone tree; add new edge when new call
15534 (expand_call_inline): Be strict about every call having edge.
15535 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15536 (delete_unreachable_blocks_update_callgraph): New function.
15537 (tree_function_versioning): Use VECtors; always remove unreachable
15538 blocks and fold conditionals.
15539 * tree-inline.h: Do not include varray.h.
15540 (tree_function_versioning): Remove.
15541 * Makefile.in (GTFILES): Remove tree-inline.c
15542 * passes.c (do_per_function): Do only functions having body.
15543 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15546 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15547 Andrew Morrow <acm@google.com>
15550 * c-common.c (c_common_attribute_table): Permit deprecated
15551 attribute to take an optional argument.
15552 (handle_deprecated_attribute): If the optional argument to
15553 __attribute__((deprecated)) is not a string ignore the attribute
15554 and emit a warning.
15556 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15557 * c-typeck.c (build_component_ref): Likewise.
15558 (build_external_ref): Likewise.
15560 * toplev.c (warn_deprecated_use): Add an attribute argument.
15561 Emit the message associated with __attribute__((deprecated)).
15563 * toplev.h (warn_deprecated_use): Updated.
15565 * doc/extend.texi: Document new optional parameter to
15566 __attribute__((deprecated))
15568 2009-05-08 Michael Eager <eager@eagercon.com>
15570 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15571 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15573 2009-05-08 Richard Guenther <rguenther@suse.de>
15575 PR tree-optimization/40062
15576 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15577 Avoid exponential behavior.
15579 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15581 PR rtl-optimization/33928
15583 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15584 process_uses, build_single_def_use_links): New.
15585 (update_df): Update use_def_ref.
15586 (forward_propagate_into): Use get_def_for_use instead of use-def
15588 (fwprop_init): Call build_single_def_use_links and let it initialize
15590 (fwprop_done): Free use_def_ref.
15591 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15592 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15593 df_rd_simulate_one_insn): New.
15594 (df_rd_bb_local_compute_process_def): Update head comment.
15595 (df_chain_create_bb): Use the new RD simulation functions.
15596 * df.h (df_rd_simulate_artificial_defs_at_top,
15597 df_rd_simulate_one_insn): New.
15598 * opts.c (decode_options): Enable fwprop at -O1.
15599 * doc/invoke.texi (-fforward-propagate): Document this.
15601 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15604 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15605 and one complex operand specially.
15606 * tree-complex.c (some_nonzerop): Do not identify a real value as
15607 zero if flag_signed_zeros.
15609 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15611 PR rtl-optimization/33928
15612 * loop-invariant.c (record_use): Fix && vs. || mishap.
15614 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15616 PR rtl-optimization/33928
15617 * loop-invariant.c (struct use): Add addr_use_p.
15618 (struct def): Add n_addr_uses.
15619 (struct invariant): Add cheap_address.
15620 (create_new_invariant): Set cheap_address.
15621 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15622 (record_uses): Pass df_ref to record_use.
15623 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15626 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15628 * config/sh/sh.c: Do not include c-pragma.h.
15630 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15632 * config/spu/spu.c: Remove include of c-common.h.
15634 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15637 * c-common.h (mark_valid_location_for_stdc_pragma,
15638 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15639 clear_float_const_decimal64, float_const_decimal64_p): New.
15640 * c.opt (Wunsuffixed-float-constants): New.
15641 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15642 unsuffixed float constant, handle new warning.
15643 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15644 * c-decl.c (c_scope): New flag float_const_decimal64.
15645 (set_float_const_decimal64, clear_float_const_decimal64,
15646 float_const_decimal64_p): New.
15647 (push_scope): Set new flag.
15648 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15649 to use STDC pragmas.
15650 (c_parser_external_declaration): Ditto.
15651 (c_parser_compound_statement_nostart): Ditto.
15652 * c-pragma.c (valid_location_for_stdc_pragma,
15653 mark_valid_location_for_stdc_pragma,
15654 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15655 handle_pragma_float_const_decimal64): New.
15656 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15657 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15658 set_float_const_decimal64, clear_float_const_decimal64,
15659 float_const_decimal64_p): New dummy functions.
15660 * doc/extend.texi (Decimal Float): Remove statement that the
15661 pragma, and suffix for double constants, are not supported.
15662 * doc/invoke.texi (Warning Options): List new option.
15663 (-Wunsuffixed-float-constants): New.
15665 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15667 * config/i386/i386.c: Do not include c-common.h.
15669 2009-05-07 Mark Heffernan <meheff@google.com>
15671 * doc/invoke.texi (Debugging Options): Document change of debugging
15673 * opts.c (decode_options): Make dump_base_name relative to
15674 aux_base_name directory.
15676 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15678 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15679 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15681 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15683 * Makefile.in (install-plugin): Simplify a bit.
15685 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15687 * Makefile.in (OBJS-common): Add regcprop.o.
15689 * timevar.def (TV_CPROP_REGISTERS): New.
15690 * regrename.c (regrename_optimize): Return 0.
15691 (rest_of_handle_regrename): Delete.
15692 (pass_rename_registers): Point to regrename_optimize.
15693 (struct value_data_entry, struct value_data,
15694 kill_value_one_regno, kill_value_regno, kill_value,
15695 set_value_regno, init_value_data, kill_clobbered_value,
15696 kill_set_value, kill_autoinc_value, copy_value,
15697 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15698 replace_oldest_value_reg, replace_oldest_value_addr,
15699 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15700 debug_value_data, validate_value_data): Move...
15701 * regcprop.c: ... here.
15702 (rest_of_handle_cprop): Delete.
15703 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15705 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15707 PR middle-end/40057
15708 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15709 GEN_INT for 1 << bitnum.
15710 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15711 build_int_cst_type.
15713 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15715 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15716 Remove wrong description of "nand" operation.
15718 2009-05-06 Richard Guenther <rguenther@suse.de>
15719 Adam Nemet <anemet@caviumnetworks.com>
15721 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15722 comment. Add that if LHS is not a gimple register, then RHS1 has
15723 to be a single object (GIMPLE_SINGLE_RHS).
15725 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15727 * expr.c (get_def_for_expr): Move it up in the file.
15728 (store_field): When expanding a bit-field store, look at the
15729 defining gimple stmt for the masking conversion.
15731 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15733 PR middle-end/39986
15734 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15735 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15736 32-bit memcpy into long.
15738 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15740 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15741 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15743 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15744 instead of appending DW_OP_deref*.
15746 2009-05-06 Michael Matz <matz@suse.de>
15748 PR middle-end/40021
15749 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15750 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15752 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15754 * Makefile.in (install-plugin): Fix srcdir handling.
15756 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15758 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15759 when processing for not_regs_needed bitmap.
15760 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15761 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15762 handling it for rhs.
15764 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15766 * config/i386/i386.md (unnamed inc/dec peephole): Use
15767 optimize_insn_for_size_p instead of optimize_size.
15768 * config/i386/predicates.md (incdec_operand): Likewise.
15769 (aligned_operand): Likewise.
15770 * config/i386/sse.md (divv8sf3): Likewise.
15771 (sqrtv8sf2): Likewise.
15773 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15775 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15777 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15779 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15781 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15782 ssemodesuffixf2c with avxmodesuffixf2c.
15784 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15787 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15789 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15791 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15792 (struct tree_base): Adjust spacing for 8 bit boundaries.
15793 (struct tree_decl_common): Add decl_by_reference_flag bit.
15794 (DECL_BY_REFERENCE): Adjust.
15795 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15796 print DECL_BY_REFERENCE bit.
15797 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15798 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15799 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15800 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15803 PR middle-end/39666
15804 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15805 range of the type, but default label is missing, add it with one
15806 of the existing labels instead of adding a new label for it.
15808 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15812 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15814 * Makefile.in (enable_plugin, plugin_includedir): New.
15815 (install): Depend on install-plugin.
15816 (PLUGIN_HEADERS): New.
15817 (install-plugin): New.
15818 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15820 2009-05-05 Richard Guenther <rguenther@suse.de>
15822 PR tree-optimization/40022
15823 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15825 (phivn_valid_p): Fix tuplification error, simplify.
15826 (phiprop_insert_phi): Add dumps.
15827 (propagate_with_phi): Simplify.
15829 2009-05-05 Richard Guenther <rguenther@suse.de>
15831 PR middle-end/40023
15832 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15834 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15836 * tree.h (strip_float_extensions): Remove duplicate declaration.
15837 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15838 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15839 block_ultimate_origin): Rearrange the declarations line to match the
15840 comment that indicates the .c file which the functions are defined.
15841 (dwarf2out_*, set_decl_rtl): Add comment.
15842 (get_base_address): Adjust comment.
15843 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15844 declarations line and add comment.
15845 (is_builtin_name): Add blank after function name, for clarity.
15847 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15849 * attribs.c (decl_attributes): Use %qE for identifiers in
15851 * cgraphunit.c (verify_cgraph_node): Translate function names to
15852 locale character set in diagnostics.
15853 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15855 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15856 Document that functions are named in UTF-8.
15857 * expr.c (expand_expr_real_1): Translate function names to locale
15858 character set in diagnostics.
15859 * gimplify.c (omp_notice_variable, omp_is_private,
15860 gimplify_scan_omp_clauses): Use %qE for identifiers in
15862 * langhooks.c (lhd_print_error_function): Translate function names
15863 to locale character set.
15864 * langhooks.h (decl_printable_name): Document that return value is
15865 in internal character set.
15866 * stmt.c: Include pretty-print.h
15867 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15869 (resolve_operand_name_1): Translate named operand name to locale
15871 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15873 * toplev.c (announce_function): Translate function names to locale
15875 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15876 (default_tree_printer): Use pp_identifier or translate identifiers
15877 to locale character set. Mark "<anonymous>" for translation.
15878 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15879 for identifiers in diagnostics.
15880 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15882 * varasm.c (output_constructor): Use %qE for identifiers in
15885 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15887 * configure.ac: use ` ` instead of $()
15888 * configure: Regenerate.
15890 2009-05-05 Ben Elliston <bje@au.ibm.com>
15892 * config/pa/linux-atomic.c: Eliminate conditional include of
15893 errno.h on non-LP64 systems to simplify build requirements.
15895 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15897 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15899 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15900 and pass value to identifier_to_locale.
15901 (warn_variable_length_array): Make name a tree.
15902 (grokdeclarator): Separate diagnostic texts for named and unnamed
15903 declarators. Use %qE for named declarators.
15904 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15906 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15907 identifiers in diagnostics.
15908 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15909 identifier_to_locale. Mark "anonymous" strings for translation.
15911 2009-05-04 Michael Eager <eager@eagercon.com>
15913 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15914 address for DImode/DFmode only if double-precision FP regs.
15916 2009-05-04 Michael Eager <eager@eagercon.com>
15918 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15919 TARGET_SINGLE_FLOAT check.
15921 2009-05-04 Michael Eager <eager@eagercon.com>
15923 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15925 2009-05-04 Michael Eager <eager@eagercon.com>
15927 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15928 * config/rs6000/t-xilinx: New
15930 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15932 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15933 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15934 * gcc/explow.c (memory_address): Use target hook.
15935 * gcc/targhooks.c (default_legitimize_address): New.
15936 * gcc/targhooks.h (default_legitimize_address): New.
15937 * gcc/target.h (legitimize_address): New.
15938 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15939 (TARGET_INITIALIZER): Include it.
15940 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15942 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15943 * config/bfin/bfin.c (legitimize_address): Remove.
15944 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15945 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15947 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15948 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15950 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15951 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15952 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15953 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15954 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15955 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15956 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15957 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15958 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15959 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15960 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15961 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15962 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15963 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15964 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15965 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15966 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15967 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15968 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15969 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15970 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15971 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15972 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15974 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15975 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15976 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15977 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15978 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15979 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15980 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15981 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15982 (thumb_legitimize_address): Delete.
15983 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15984 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15985 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15986 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15987 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15988 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15990 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15993 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15994 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15995 * config/m32r/m32r.c (m32r_legitimize_address): New.
15996 * config/m68k/m68k.c (m68k_legitimize_address): New.
15997 * config/score/score.c (score_legitimize_address): Standardize.
15998 * config/score/score3.c (score3_legitimize_address): Standardize.
15999 * config/score/score3.h (score3_legitimize_address): Adjust.
16000 * config/score/score7.c (score7_legitimize_address): Standardize.
16001 * config/score/score7.h (score7_legitimize_address): Adjust.
16002 * config/sh/sh.c (sh_legitimize_address): New.
16003 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
16005 * gcc/config/s390/s390.c (legitimize_address): Rename to...
16006 (s390_legitimize_address): ... this.
16007 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
16008 (sparc_legitimize_address): ... this.
16009 * gcc/config/i386/i386.c (legitimize_address): Rename to...
16010 (ix86_legitimize_address): ... this.
16011 * gcc/config/avr/avr.c (legitimize_address): Rename to...
16012 (avr_legitimize_address): ... this.
16013 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
16014 (mn10300_legitimize_address): ... this.
16015 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
16016 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
16017 (alpha_expand_mov): Adjust call.
16019 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
16020 * config/spu/spu.c (spu_legitimize_address): Likewise.
16021 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
16022 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
16024 2009-05-04 Joseph Myers <joseph@codesourcery.com>
16026 * intl.c (locale_encoding, locale_utf8): New.
16027 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
16028 * intl.h (locale_encoding, locale_utf8): Declare.
16029 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
16030 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
16032 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
16034 (pp_tree_identifier): Define to call pp_base_tree_identifier.
16035 (pp_base_tree_identifier): Declare as function.
16036 (identifier_to_locale): Declare.
16037 * Makefile.in (pretty-print.o): Update dependencies.
16038 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
16040 2009-05-04 Richard Guenther <rguenther@suse.de>
16042 PR middle-end/40015
16043 * builtins.c (fold_builtin_memory_op): Do not decay to element
16044 type if the size matches the whole array.
16046 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16048 * expmed.c (synth_mult): When trying out a shift, pass the result
16051 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
16053 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
16054 (shiftsub1_cost): New.
16055 (init_expmed): Compute shiftsub1_cost.
16056 (synth_mult): Optimize multiplications by constants of the form
16057 -(2^^m-1) for some constant positive integer m.
16059 2009-05-03 Richard Guenther <rguenther@suse.de>
16062 * c-typeck.c (array_to_pointer_conversion): Do not built
16063 ADDR_EXPRs of arrays of pointer-to-element type.
16064 * c-gimplify.c (c_gimplify_expr): Revert change fixing
16065 up wrong ADDR_EXPRs after-the-fact.
16066 * c-common.c (strict_aliasing_warning): Strip pointer
16067 conversions for obtaining the original type.
16068 * builtins.c (fold_builtin_memset): Handle array types.
16069 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
16072 2009-05-03 Richard Guenther <rguenther@suse.de>
16074 PR middle-end/23329
16075 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
16076 Do not lose casts from array types with unknown extent to array
16077 types with known extent.
16078 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
16079 alias set compatibility.
16081 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
16083 * flags.h (extra_warnings): Delete.
16084 * toplev.c (process_options): Handle Wuninitialized here.
16085 * opts.c (extra_warnings): Delete.
16086 (set_Wextra): Delete.
16087 (common_handle_option): -Wextra can be handled automatically.
16088 * c-opts.c (c_common_handle_option): Delete obsolete code.
16089 (c_common_post_options): Simplify comment.
16090 * common.opt (W): Add Var.
16092 (Wuninitialized): Initialize to -1.
16094 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
16095 Richard Guenther <rguenther@suse.de>
16097 * expr.c (get_def_for_expr): New function.
16098 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
16099 SSA rather than trees.
16100 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
16101 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
16103 2009-05-03 Joseph Myers <joseph@codesourcery.com>
16105 * c-common.c (reswords): Add _Imaginary.
16106 * c-common.c (enum rid): Add RID_IMAGINARY.
16108 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
16110 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
16111 Patch by Richard Guenther.
16113 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16115 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16116 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16117 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16118 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16119 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16120 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16121 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16122 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16123 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16124 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16125 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16126 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16127 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16128 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16129 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16130 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16131 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16132 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16134 2009-05-02 Richard Guenther <rguenther@suse.de>
16136 PR tree-optimization/39940
16137 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16140 2009-05-02 Richard Guenther <rguenther@suse.de>
16142 PR middle-end/40001
16143 * tree-ssa.c (execute_update_addresses_taken): Properly check
16144 if we can mark a variable DECL_GIMPLE_REG_P.
16145 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16146 back to the end of the function.
16147 (is_gimple_reg_type): Remove complex type special casing.
16148 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16151 2009-05-02 Ben Elliston <bje@au.ibm.com>
16153 * doc/collect2.texi (Collect2): Document search path behaviour
16154 when configured with --with-ld.
16156 2009-05-02 Jan Hubicka <jh@suse.cz>
16158 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16159 parameter; update callers.
16160 (coalesce_cost_edge): EH edges are costier because they needs
16161 splitting even if not critical and even more costier when there are
16162 multiple EH predecestors.
16164 2009-05-02 Jan Hubicka <jh@suse.cz>
16166 * except.c (remove_eh_handler_and_replace): Handle updating after
16167 removing TRY blocks.
16169 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16171 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16173 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16175 * varasm.c: Do not include c-pragma.h.
16176 * attribs.c: Do not incude c-common.h.
16178 2009-05-01 Michael Matz <matz@suse.de>
16180 * calls.c (initialize_argument_information): Handle SSA names like
16181 decls with a non MEM_P DECL_RTL.
16183 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16185 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16186 * ipa-utils.c: Likewise.
16187 * ipa-type-escape.c: Likewise.
16188 * cgraphunit.c Do not include c-common.h.
16189 * ipa-pure-const.c: Likewise.
16190 * tree-if-conv.c: Likewise.
16191 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16192 * ipa-struct-reorg.c: Likewise.
16193 * tree-nomudflap.c: Likewise.
16194 * tree-ssa-structalias.c: Likewise.
16196 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16198 * store-motion.c: Many cleanups to make this pass a first-class
16199 citizen instead of an appendix to gcse load motion. Add TODO list
16200 to make this pass faster/cleaner/better.
16202 (struct ls_expr): Post gcse.c-split cleanups.
16203 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16204 "stores" field to "avail_stores".
16205 (pre_ldst_mems): Rename to store_motion_mems.
16206 (pre_ldst_table): Rename to store_motion_mems_table.
16207 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16208 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16209 (ldst_entry): Rename to st_expr_entry, update users.
16210 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16211 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16212 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16214 (first_ls_expr): Rename to first_st_expr, update users.
16215 (next_ls_expr): Rename to next_st_expr, update users.
16216 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16217 fields properly for store motion instead of names inherited from load
16219 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16220 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16223 (ae_kill): Rename to st_kill, update users.
16224 (ae_gen): Rename to st_avloc, update users.
16225 (transp): Rename to st_transp, update users.
16226 (pre_insert_map): Rename to st_insert_map, update users.
16227 (pre_delete_map): Rename to st_delete_map, update users.
16228 (insert_store, build_store_vectors, free_store_memory,
16229 one_store_motion_pass): Update for abovementioned changes.
16231 (gcse_subst_count, gcse_create_count): Remove.
16232 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16233 and "n_stores_created", local variables.
16235 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16238 (regvec, compute_store_table_current_insn): Remove.
16239 (reg_set_info, reg_clear_last_set): Remove.
16240 (compute_store_table): Use DF caches instead of local dataflow
16243 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16245 * c-objc-common.c (c_tree_printer): Print identifiers with
16246 pp_identifier, not pp_string. Mark "({anonymous})" for
16248 * c-pretty-print.c (pp_c_ws_string): New.
16249 (pp_c_cv_qualifier, pp_c_type_specifier,
16250 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16251 pp_c_storage_class_specifier, pp_c_function_specifier,
16252 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16253 pp_c_primary_expression, pp_c_postfix_expression,
16254 pp_c_unary_expression, pp_c_shift_expression,
16255 pp_c_relational_expression, pp_c_equality_expression,
16256 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16257 use pp_string and pp_c_ws_string in place of pp_identifier and
16258 pp_c_identifier for non-identifiers. Mark English strings for
16260 * c-pretty-print.h (pp_c_ws_string): Declare.
16262 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16263 Roland McGrath <roland@redhat.com>
16265 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16266 (ENABLE_LD_BUILDID): New configuration option.
16267 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16268 (LINK_BUILDID_SPEC): New macro.
16269 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16271 * doc/install.texi: Document --enable-linker-build-id option.
16272 * configure: Rebuild.
16273 * config.in: Rebuild.
16275 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16277 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16278 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16279 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16280 MIPS_GP_SAVE_AREA_SIZE.
16281 * config/mips/mips.c (struct mips_frame_info): Update comment
16282 before arg_pointer_offset and hard_frame_pointer_offset.
16283 (mips_compute_frame_info): Update diagram before function: to
16284 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16285 indicate the position of frame_pointer_rtx with -fstack-protector and
16286 to show args_size. Don't allocate cprestore area for leaf functions
16287 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16289 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16291 2009-04-30 Michael Matz <matz@suse.de>
16293 PR tree-optimization/39955
16294 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16296 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16298 * ira.c (setup_cover_and_important_classes): Use safe macro
16299 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16301 * genpreds.c (write_tm_preds_h): Output suitable definition of
16302 REG_CLASS_FOR_CONSTRAINT.
16304 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16306 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16308 * bitmap.c (bitmap_descriptor): Likewise.
16309 * ggc-common.c (loc_descriptor): Likewise.
16310 * varray.c (varray_descriptor): Likewise.
16311 * vec.c (vec_descriptor): Likewise.
16313 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16315 * Makefile.in (dce.o): Add $(EXCEPT_H).
16316 * dce.c: Include except.h and delete redundant vector definitions.
16317 (deletable_insn_p): Return false for non-call insns that can throw
16320 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16322 * gcse.c (ae_gen): Remove.
16323 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16324 and make non-static function to make it available in store-motion.c.
16325 Update call sites with search-and-replace.
16326 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16327 extract_mentioned_regs, extract_mentioned_regs_helper,
16328 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16329 store_killed_in_insn, store_killed_after, store_killed_before,
16330 build_store_vectors, insert_insn_start_basic_block, insert-store,
16331 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16332 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16333 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16334 * store-motion.c: ...new file. Also copy data structures from gcse.c
16335 and clean up to remove parts not used by store motion.
16336 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16337 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16339 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16342 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16343 when optimizing for size.
16345 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16347 * gcse.c (gcse_constant_p): Fix typo in last change.
16349 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16351 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16353 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16355 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16357 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16359 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16360 CONST_HIGH_PART result.
16362 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16364 * config/avr/avr.c (initial_elimination_offset): Rename to
16365 avr_initial_elimination_offset.
16366 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16367 change return type to bool.
16368 (avr_can_eliminate): New function.
16369 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16370 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16371 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16372 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16373 avr_initial_elimination_offset.
16374 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16375 (avr_initial_elimination_offset): Define.
16377 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16378 Steven Bosscher <steven@gcc.gnu.org>
16380 PR rtl-optimization/39938
16381 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16382 * cfgrtl.c: Include insn-attr.h.
16383 (rest_of_pass_free_cfg): New function.
16384 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16385 * resource.c (init_resource_info): Remove call to df_analyze.
16387 2009-04-29 Richard Guenther <rguenther@suse.de>
16390 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16391 allow conversion to signed integers.
16393 2009-04-29 Richard Guenther <rguenther@suse.de>
16395 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16396 shifts of floating point vectors if the shift amount is
16397 a constant multiple of the element size.
16399 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16400 Michael Matz <matz@suse.de>
16402 PR middle-end/39927
16404 * tree-outof-ssa.c (emit_partition_copy): New function.
16405 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16406 insert_part_to_rtx_on_edge): Perform the partition base var
16407 copy using emit_partition_copy.
16408 (insert_value_copy_on_edge): Convert constants to the right mode.
16409 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16410 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16412 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16414 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16415 scan backwards to try to find a constant to initialize it.
16417 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16418 insn before the loop_end instruction, don't look past labels.
16420 2009-04-29 Richard Guenther <rguenther@suse.de>
16422 PR middle-end/39937
16423 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16424 loose type conversions.
16425 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16426 stmts only if there are no uses of its definition.
16428 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16430 * config/bfin/bfin.h (splitting_loops): Declare.
16431 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16432 Reorder bit definitions to be ascending.
16433 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16434 * config/bfin/bfin.c (splitting_loops): New variable.
16435 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16436 (struct loop_info): Remove members INIT and LOOP_INIT.
16437 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16438 the LSETUP sequence. Allow LC to be loaded from any register, but
16439 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16440 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16442 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16443 of reload_completed.
16446 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16448 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16450 * Makefile.in (PLUGIN_VERSION_H): New.
16451 (OBJS-common): Remove plugin-version.o.
16452 (plugin.o): Depend on (PLUGIN_VERSION_H).
16453 (plugin-version.o): Remove.
16454 * configure: Regenerate
16455 * configure.ac: Create plugin-version.h.
16456 * gcc-plugin.h (plugin_gcc_version): Remove.
16457 (plugin_default_version_check): Change signature.
16458 * plugin-version.c: Remove.
16459 * plugin.c: Include plugin-version.h.
16460 (str_plugin_gcc_version_name): Remove.
16461 (try_init_one_plugin): Pass gcc version to plugin_init.
16462 (plugin_default_version_check): Both gcc and plugin versions are now
16465 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16467 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16468 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16469 Remove special case testing for last insn of inner loops. Don't fail
16470 if the loop ends with a jump, emit an extra nop instead.
16472 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16473 DREGS rather than comparing directly. Remove code that tries to
16474 account for latencies.
16476 2009-04-29 Richard Guenther <rguenther@suse.de>
16478 PR tree-optimization/39941
16479 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16480 eliminating an indirect call.
16482 2009-04-29 Richard Guenther <rguenther@suse.de>
16484 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16485 parameter. Allow invariants as base if !require_lvalue.
16486 (verify_gimple_assign_single): Adjust.
16488 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16490 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16491 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16492 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16493 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16494 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16496 * config/bfin/bfin.c (bfin_expand_builtin,
16497 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16499 2009-04-28 Richard Guenther <rguenther@suse.de>
16501 * tree-vect-loop.c (get_initial_def_for_induction): Use
16502 correct types for pointer increment.
16504 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16506 * toplev.c (print_version): Update GMP version string calculation.
16508 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16510 PR rtl-optimization/39938
16511 * resource.c (init_resource_info): Add call to df_analyze.
16513 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16515 * config/alpha/alpha.md (usegp): Cast the result of
16516 alpha_find_lo_sum_using_gp to enum attr_usegp.
16517 * config/alpha/alpha.c (override_options): Remove end-of-structure
16518 marker element from cpu_table. Use array size of cpu_table to handle
16519 -mcpu and -mtune options.
16520 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16522 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16524 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16525 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16526 tune_32 and tune_64.
16527 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16528 support on PowerPC.
16529 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16530 * config/rs6000/option-defaults.h: ... here. New file.
16531 (OPT_64, OPT_32): Define.
16532 (MASK_64BIT): Define to 0 if not already defined.
16533 (OPT_ARCH64, OPT_ARCH32): Define.
16534 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16537 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16539 * config/arm/arm.c (arm_override_options): Emit error on using
16542 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16544 PR rtl-optimization/39914
16545 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16546 registers for allocnos created from user-defined variables only
16547 when not optimizing.
16549 2009-04-28 Richard Guenther <rguenther@suse.de>
16551 PR middle-end/39937
16552 * fold-const.c (fold_binary): Use distribute_real_division only
16555 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16557 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16558 add hpux-stdint.h to tm_file.
16559 (hppa[12]*-*-hpux11*): Ditto.
16560 (ia64*-*-hpux*): Ditto.
16561 * config/hpux-stdint.h: New.
16562 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16563 __STDC_EXT__ for all compiles.
16564 * config/pa/pa-hpux.h: Ditto.
16565 * config/pa/pa-hpux10.h: Ditto.
16566 * config/pa/pa-hpux11.h: Ditto.
16568 2009-04-28 Catherine Moore <clm@codesourcery.com>
16570 * debug.h (set_name): Add comment.
16572 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16575 * config/darwin.c (machopic_gen_offset): Check
16576 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16577 * config/arm/arm.c (require_pic_register): Likewise.
16579 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16581 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16582 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16583 m32c_promote_prototypes): Delete.
16585 2009-04-28 Michael Matz <matz@suse.de>
16587 PR middle-end/39922
16588 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16591 2009-04-28 Richard Guenther <rguenther@suse.de>
16593 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16595 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16597 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16598 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16599 * config/arm/arm-tune.md: Regenerate.
16601 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16603 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16604 block if there are complex incoming edges.
16605 (sel_merge_blocks): Remove useless assert.
16606 (sel_redirect_edge_and_branch): Check that edge was redirected.
16607 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16608 (sel_find_rgns): Delete declaration.
16609 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16610 the region when it is not a preheader.
16612 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16615 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16617 2009-04-28 Richard Guenther <rguenther@suse.de>
16619 * tree.h (SSA_NAME_VALUE): Remove.
16620 (struct tree_ssa_name): Remove value_handle member.
16621 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16622 array for jump threading.
16623 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16625 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16626 * tree-flow.h (threadedge_initialize_values): Declare.
16627 (threadedge_finalize_values): Likewise.
16628 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16629 (SSA_NAME_VALUE): Define.
16630 (threadedge_initialize_values): New function.
16631 (threadedge_finalize_values): Likewise.
16632 * tree-ssa-dom.c (ssa_name_values): New global variable.
16633 (SSA_NAME_VALUE): Define.
16634 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16636 2009-04-28 Ira Rosen <irar@il.ibm.com>
16638 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16639 Use REPORT_VECTORIZED_LOCATIONS instead
16640 REPORT_VECTORIZED_LOOPS.
16641 * tree-vectorizer.c (vect_verbosity_level): Make static.
16642 (vect_loop_location): Rename to vect_location.
16643 (vect_set_verbosity_level): Update comment.
16644 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16646 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16647 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16648 instead REPORT_UNVECTORIZED_LOOPS.
16649 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16650 and vect_loop_def to vect_external_def and vect_internal_def.
16651 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16652 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16653 REPORT_UNVECTORIZED_LOCATIONS.
16654 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16655 and vect_used_in_loop and to vect_unused_in_scope and
16656 vect_used_in_scope.
16657 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16658 (vect_verbosity_level): Remove declaration.
16659 (vect_analyze_operations): Likewise.
16660 (vect_analyze_stmt): Declare.
16661 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16662 REPORT_UNVECTORIZED_LOCATIONS.
16663 (vect_get_loop_niters): Fix indentation.
16664 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16665 (vect_analyze_loop_operations): New function.
16666 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16667 vect_analyze_operations.
16668 (vect_is_simple_reduction): Use new names.
16669 (vectorizable_live_operation, vect_transform_loop): Likewise.
16670 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16671 to specify whether the data references can be a part of interleaving
16673 (vect_analyze_data_ref_dependence): Use new names.
16674 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16675 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16676 * tree-vect-patterns.c (widened_name_p): Use new names.
16677 (vect_recog_dot_prod_pattern): Likewise.
16678 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16679 (process_use, vect_mark_stmts_to_be_vectorized,
16680 vect_model_simple_cost, vect_model_store_cost,
16681 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16682 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16683 vectorizable_operation, vectorizable_type_demotion,
16684 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16685 vectorizable_condition): Likewise.
16686 (vect_analyze_operations): Split into vect_analyze_loop_operations
16688 (vect_analyze_stmt): ... new function.
16689 (new_stmt_vec_info): Use new names.
16690 (vect_is_simple_use): Use new names and fix comment.
16691 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16692 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16694 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16697 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16698 and integer modes for x87 operands. Do not ICE for unsupported size,
16699 generate error instead. Generate error for unsupported operand types.
16700 ['z']: Do not handle HImode memory operands specially. Warning
16701 for floating-point operands. Fallthru to 'Z' for unsupported operand
16702 types. Do not ICE for unsupported size, generate error instead.
16703 (output_387_binary_op): Use %Z to output operands.
16704 (output_fp_compare): Ditto.
16705 (output_387_reg_move): Ditto.
16707 2009-04-28 Ben Elliston <bje@au.ibm.com>
16712 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16714 * builtins.c (c_strlen): Do not warn here.
16715 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16716 * c-common.c (pointer_int_sum): Take an explicit location.
16717 Warn about offsets out of bounds.
16718 * c-common.h (pointer_int_sum): Adjust declaration.
16720 2009-04-27 Ian Lance Taylor <iant@google.com>
16722 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16724 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16725 * df-core.c (df_set_flags): Change return type to int. Change
16726 type of old_flags to int.
16727 (df_clear_flags): Likewise.
16728 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16729 (df_get_conditional_uses): Likewise.
16730 * df.h (df_set_flags, df_clear_flags): Update declarations.
16731 * dwarf2out.c (struct indirect_string_node): Change type of form
16732 field to enum dwarf_form.
16733 (AT_string_form): Change return type to enum dwarf_form.
16734 * fixed-value.c (fixed_compare): Add cast to enum type.
16735 * fwprop.c (update_df): Change 0 to VOIDmode.
16736 * gensupport.c: Change 0 to UNKNOWN.
16737 * gimple.h (gimple_cond_code): Add cast to enum type.
16738 * haifa-sched.c (reemit_notes): Add cast to enum type.
16739 * hooks.c (hook_int_void_no_regs): Remove function.
16740 * hooks.h (hook_int_void_no_regs): Remove declaration.
16741 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16742 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16743 * real.c (real_arithmetic): Add cast to enum type.
16744 (real_compare): Likewise.
16745 * target.h (struct gcc_target): Change return type of
16746 branch_target_register_class to enum reg_class.
16747 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16748 default_branch_target_register_class.
16749 * targhooks.c (default_branch_target_register_class): New function.
16750 * targhooks.h (default_branch_target_register_class): Declare.
16751 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16752 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16754 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16756 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16757 vect_uninitialized_def. Change 0 to ERROR_MARK.
16758 * tree-vect-stmts.c (supportable_widening_operation): Don't
16759 initialize icode1 and icode2.
16760 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16761 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16763 (cmn_err_flag_specs): Change 0 to STD_C89.
16764 (cmn_err_char_table): Likewise.
16765 * config/arm/arm.c (get_arm_condition_code): Change type of code
16766 to enum arm_cond_code.
16767 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16768 (IWMMXT_BUILTIN2): Likewise.
16769 (neon_builtin_type_bits): Don't define typedef.
16770 (neon_builtin_datum): Change type of bits field to int.
16771 (arm_expand_neon_args): Add cast to enum type.
16772 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16774 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16775 casts to enum type.
16776 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16778 * config/mips/mips.md (jal_macro): Return enum constant.
16779 (single_insn): Likewise.
16780 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16782 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16783 casts to enum type.
16784 * config/s390/s390.c (s390_tune_flags): Change type to int.
16785 (s390_arch_flags): Likewise.
16786 (s390_handle_arch_option): Change flags field of struct pta to int.
16787 * config/s390/s390.h (s390_tune_flags): Update declaration.
16788 (s390_arch_flags): Likewise.
16789 * config/sh/sh.c (prepare_move_operands): Compare
16790 tls_symbolic_operand result with enum constant.
16791 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16792 (sh_expand_prologue): Add cast to enum type.
16793 (sh_expand_epilogue): Likewise.
16794 (tls_symbolic_operand): Change return type to enum tls_model.
16795 (fpscr_set_from_mem): Add cast to enum type.
16796 (legitimize_pic_address): Compare tls_symbolic_operand result with
16798 (sh_target_reg_class): Change return type to enum reg_class.
16799 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16801 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16802 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16803 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16804 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16805 (delayed_branch, tls_call_delay): Likewise.
16806 (eligible_for_sibcall_delay): Likewise.
16807 (eligible_for_return_delay): Likewise.
16808 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16809 (spu_expand_builtin_1): Likewise.
16811 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16812 for all types of conversions.
16813 (output_init_element): Issue -Wc++-compat warning if needed when
16814 initializing a bitfield with enum type.
16815 * c-parser.c (c_parser_expression): Set original_type to
16816 original_type of right hand operand of comma operator.
16818 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16820 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16822 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16823 * doc/cpp.texi (Standard Predefined Macros)
16824 (Implementation-defined behavior): Likewise.
16825 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16826 * doc/gimple.texi (GIMPLE Exception Handling)
16827 (@code{GIMPLE_ASSIGN}): Likewise.
16828 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16829 * doc/invoke.texi (Warning Options, Optimize Options)
16830 (AVR Options, Darwin Options): Likewise.
16831 (Optimize Options): Reformulate -fwhole-program description.
16832 * doc/loop.texi (Lambda): Likewise.
16833 * doc/md.texi (Output Template, Define Constraints)
16834 (Standard Names, Insn Splitting): Likewise.
16835 * doc/options.texi (Option properties): Likewise.
16836 * doc/passes.texi (Tree-SSA passes): Likewise.
16837 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16838 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16839 (File Names and DBX): Likewise.
16840 * doc/trouble.texi (Incompatibilities): Likewise.
16842 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16844 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16845 instruction is correct.
16847 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16849 Allow non-constant arguments to conversion intrinsics.
16850 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16851 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16852 * spu.c (print_operand): Handle 'v' and 'w'.
16853 (exp2_immediate_p, spu_gen_exp2): Define.
16854 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16855 spu_convtf_1): Update parameter descriptions.
16856 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16857 * constraints.md ('v', 'w'): New.
16858 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16860 (i2f, I2F): New define_mode_attr.
16861 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16862 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16863 fixuns_truncv4sfv4si2): Update to use mode attribute.
16864 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16865 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16866 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16867 patterns for combine.
16869 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16871 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16872 (cprop, hoist, pre, store_motion): New debug counters.
16873 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16874 is not an RTL pass anymore.
16875 (pass_profiling): Remove extern decl for pass removed in 2005.
16876 (pass_gcse, pass_jump_bypass): Remove.
16877 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16878 to 0 for clean state.
16879 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16880 * cse.c (gate_handle_cse_after_global_opts,
16881 rest_of_handle_cse_after_global_opts): New functions.
16882 (pass_cse_after_global_opts): New pass, does local CSE.
16883 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16884 (TV_CPROP): New timevar.
16885 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16886 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16887 (gcse_main, recompute_all_luids): Remove.
16888 (compute_hash_table_work): Call max_reg_num instead of reading
16890 (cprop_jump): Don't set run_jump_opt_after_gcse.
16891 (constprop_register): Always allow to alter jumps.
16892 (cprop_insn): Likewise.
16893 (do_local_cprop): Likewise.
16894 (local_cprop_pass): Likewise. Return non-zero if something changed.
16895 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16896 (find_implicit_sets): Add note about missed optimization opportunity.
16897 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16898 pass_rtl_cprop execute function.
16899 Don't bother tracking the pass number, each pass gets its own dumpfile
16901 Always allow to alter jumpsand bypass jumps.
16902 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16903 will just find no suitable set.
16904 (pre_edge_insert): Fix dumping, this function is for PRE only.
16905 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16906 pass_rtl_pre execute function.
16907 (hoist_code): Return non-zero if something changed. Keep track of
16908 substitutions and insertions for statistics gathering similar to PRE.
16909 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16910 called from the pass_rtl_hoist execute function. Show pass statistics.
16911 (compute_store_table): Use max_reg_num directly instead of using the
16912 formerly global max_gcse_regno.
16913 (build_store_vectors): Likewise.
16914 (replace_store_insn): Fix dumping.
16915 (store_motion): Rename to ...
16916 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16917 pass, called from the pass_rtl_store_motion execute function. Keep
16918 track of substitutions and insertions for statistics gathering similar
16920 (bypass_jumps): Remove, fold interesting bits into ...
16921 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16922 from the pass_rtl_cprop execute function.
16923 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16924 pass_jump_bypass): Remove.
16925 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16926 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16927 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16928 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16929 (gate_rtl_store_motion, execute_rtl_store_motion,
16930 pass_rtl_store_motion): New.
16931 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16932 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16933 * passes.c (init_optimization_passes): Remove pass_gcse and
16934 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16935 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16936 instead of pass_jump_bypass.
16938 2009-04-27 Richard Guenther <rguenther@suse.de>
16940 PR middle-end/39928
16941 * gimplify.c (gimplify_expr): If we are required to create
16942 a temporary make sure it ends up as register.
16944 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16947 * config/i386/i386.c (construct_container): Don't call
16948 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16949 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16951 2009-04-27 Michael Matz <matz@suse.de>
16953 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16954 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16955 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16956 (dump_replaceable_exprs): Take a bitmap.
16957 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16959 (expand_gimple_basic_block): Likewise.
16960 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16961 replaceable_expressions member a bitmap.
16962 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16963 (mark_replaceable): Likewise.
16964 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16965 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16967 2009-04-27 Richard Guenther <rguenther@suse.de>
16969 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16970 (verify_stmts): Dispatch to gimple/type verification code.
16971 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16972 issue with call argument types.
16974 2009-04-27 Michael Matz <matz@suse.de>
16976 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16977 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16980 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16981 Eric Botcazou <ebotcazou@adacore.com>
16983 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16984 a label's basic block.
16985 (mark_target_live_regs): Tidy and rework obsolete comments.
16986 Change back DF problem to LIVE. If a label starts a basic block,
16987 assume that all registers that used to be live then still are.
16988 (init_resource_info): If a label starts a basic block, set its
16989 BLOCK_FOR_INSN accordingly.
16990 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16992 2009-04-27 Richard Guenther <rguenther@suse.de>
16994 * tree-flow-inline.h (function_ann): Remove.
16995 (get_function_ann): Likewise.
16996 * tree-dfa.c (create_function_ann): Remove.
16997 * tree-flow.h (struct static_var_ann_d): Remove.
16998 (struct function_ann_d): Likewise.
16999 (union tree_ann_d): Remove fdecl member.
17000 (function_ann_t): Remove.
17001 (function_ann, get_function_ann, create_function_ann): Remove
17004 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
17006 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
17008 2009-04-27 Jan Hubicka <jh@suse.cz>
17010 * ipa-pure-const.c (struct funct_state_d): New fields
17011 state_previously_known, looping_previously_known; remove
17012 state_set_in_source.
17013 (analyze_function): Use new fields.
17014 (propagate): Avoid assumption that state_set_in_source imply
17017 * tree-ssa-loop-niter.c (finite_loop_p): New function.
17018 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
17019 * cfgloop.h (finite_loop_p): Declare.
17021 2009-04-26 Michael Matz <matz@suse.de>
17023 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
17025 2009-04-26 Michael Matz <matz@suse.de>
17027 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
17028 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
17029 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
17030 pass_mark_used_blocks): Remove.
17031 * tree-optimize.c (pass_free_datastructures,
17032 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
17033 * passes.c (init_optimization_passes): Don't call
17034 pass_mark_used_blocks, remove dead code.
17036 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
17038 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
17039 * tree-ssa-live.h (register_ssa_partition): Likewise.
17041 2009-04-26 Michael Matz <matz@suse.de>
17044 * builtins.c (fold_builtin_next_arg): Handle SSA names.
17045 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
17046 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
17048 (compare_pairs): Swap cost comparison.
17049 (coalesce_ssa_name): Don't use change_partition_var.
17050 * tree-nrv.c (struct nrv_data): Add modified member.
17051 (finalize_nrv_r): Set it.
17052 (tree_nrv): Use it to update statements.
17053 (pass_nrv): Require PROP_ssa.
17054 * tree-mudflap.c (mf_decl_cache_locals,
17055 mf_build_check_statement_for): Use make_rename_temp.
17056 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
17057 * alias.c (find_base_decl): Handle SSA names.
17058 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
17059 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
17060 * rtl.h (set_reg_attrs_for_parm): Declare.
17061 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
17062 to "optimized", remove unused locals at finish.
17063 (execute_free_datastructures): Make global, call
17064 delete_tree_cfg_annotations.
17065 (execute_free_cfg_annotations): Don't call
17066 delete_tree_cfg_annotations.
17068 * ssaexpand.h: New file.
17069 * expr.c (toplevel): Include ssaexpand.h.
17070 (expand_assignment): Handle SSA names the same as register variables.
17071 (expand_expr_real_1): Expand SSA names.
17072 * cfgexpand.c (toplevel): Include ssaexpand.h.
17073 (SA): New global variable.
17074 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
17075 (SSAVAR): New macro.
17076 (set_rtl): New helper function.
17077 (add_stack_var): Deal with SSA names, use set_rtl.
17078 (expand_one_stack_var_at): Likewise.
17079 (expand_one_stack_var): Deal with SSA names.
17080 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
17081 before unique numbers.
17082 (expand_stack_vars): Use set_rtl.
17083 (expand_one_var): Accept SSA names, add asserts for them, feed them
17084 to above subroutines.
17085 (expand_used_vars): Expand all partitions (without default defs),
17086 then only the local decls (ignoring those expanded already).
17087 (expand_gimple_cond): Remove edges when jumpif() expands an
17088 unconditional jump.
17089 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
17090 or remove abnormal edges. Ignore insns setting the LHS of a TERed
17092 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
17093 members of SA; deal with PARM_DECL partitions here; expand
17094 all PHI nodes, free tree datastructures and SA. Commit instructions
17095 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
17096 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
17097 info and statements at start, collect garbage at finish.
17098 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
17099 (VAR_ANN_PARTITION) Remove.
17100 (change_partition_var): Don't declare.
17101 (partition_to_var): Always return SSA names.
17102 (var_to_partition): Only accept SSA names.
17103 (register_ssa_partition): Only check argument.
17104 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
17106 (delete_var_map): Don't free it.
17107 (var_union): Only accept SSA names, simplify.
17108 (partition_view_init): Mark only useful SSA names as used.
17109 (partition_view_fini): Only deal with SSA names.
17110 (change_partition_var): Remove.
17111 (dump_var_map): Use ssa_name instead of partition_to_var member.
17112 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17114 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17115 (struct _elim_graph): New member const_dests; nodes member vector of
17117 (set_location_for_edge): New static helper.
17118 (create_temp): Remove.
17119 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17120 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17121 (new_elim_graph): Allocate const_dests member.
17122 (clean_elim_graph): Truncate const_dests member.
17123 (delete_elim_graph): Free const_dests member.
17124 (elim_graph_size): Adapt to new type of nodes member.
17125 (elim_graph_add_node): Likewise.
17126 (eliminate_name): Likewise.
17127 (eliminate_build): Don't take basic block argument, deal only with
17128 partition numbers, not variables.
17129 (get_temp_reg): New static helper.
17130 (elim_create): Use it, deal with RTL temporaries instead of trees.
17131 (eliminate_phi): Adjust all calls to new signature.
17132 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17133 (rewrite_trees): Only do checking.
17134 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17135 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17136 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17137 contains_tree_r, MAX_STMTS_IN_LATCH,
17138 process_single_block_loop_latch, analyze_edges_for_bb,
17139 perform_edge_inserts): Remove.
17140 (expand_phi_nodes): New global function.
17141 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17142 functions, initialize new parameter, remember partitions having a
17144 (finish_out_of_ssa): New global function.
17145 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17146 don't reset in_ssa_p here, don't disable TER when mudflap.
17147 (pass_del_ssa): Remove.
17148 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17150 (execute_free_datastructures): Declare.
17151 * Makefile.in (SSAEXPAND_H): New variable.
17152 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17153 * basic-block.h (commit_one_edge_insertion): Declare.
17154 * passes.c (init_optimization_passes): Move pass_nrv and
17155 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17156 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17157 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17158 (redirect_branch_edge): Deal with super block when expanding, split
17159 out jump patching itself into ...
17160 (patch_jump_insn): ... here, new static helper.
17162 2009-04-26 Michael Matz <matz@suse.de>
17164 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17165 beyond num_ssa_names.
17166 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17167 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17169 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17171 PR inline-asm/39543
17172 * fwprop.c (forward_propagate_asm): New function.
17173 (forward_propagate_and_simplify): Propagate also into __asm, if it
17174 doesn't increase the number of referenced registers.
17177 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17179 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17181 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17182 note_nonlocal_vla_type for nonlocal VLAs.
17183 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17184 contains_remapped_vars, remap_vla_decls): New functions.
17185 (convert_nonlocal_reference_stmt): If not optimizing, call
17186 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17187 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17188 if it wasn't found in var_map.
17189 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17190 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17191 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17193 * gimplify.c (nonlocal_vlas): New variable.
17194 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17196 (gimplify_body): Create and destroy nonlocal_vlas.
17198 * dwarf2out.c (loc_descr_plus_const): New function.
17199 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17200 mem_loc_descriptor, loc_descriptor_from_tree_1,
17201 descr_info_loc, gen_variable_die): Use it.
17203 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17204 !TREE_STATIC VAR_DECLs.
17205 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17206 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17207 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17208 DECL_BY_REFERENCE is valid.
17209 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17210 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17211 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17212 Copy DECL_BY_REFERENCE.
17213 (struct nesting_copy_body_data): New type.
17214 (nesting_copy_decl): New function.
17215 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17216 if they have variable length.
17218 2009-04-26 Michael Matz <matz@suse.de>
17220 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17221 mark new temporaries for renaming.
17223 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17226 * c-decl.c (global_bindings_p): Return negative value.
17227 (c_variable_size): New. Based on variable_size from
17229 (grokdeclarator): Call c_variable_size not variable_size.
17231 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17233 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17235 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17237 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17238 Redefine it to just use mingw/include.
17239 (ASM_SPEC): Rules for -m32 and -m64.
17240 (LINK_SPEC): Use Likewise.
17241 (SPEC_32): New define.
17242 (SPEC_64): Likewise.
17243 (SUB_LINK_SPEC): Likewise.
17244 (MULTILIB_DEFAULTS): New define.
17245 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17246 Add multilib options.
17247 (MULTILIB_DIRNAMES): Likewise.
17248 (MULTILIB_OSDIRNAMES): Likewise.
17249 (LIBGCC): Likewise.
17250 (INSTALL_LIBGCC): Likewise.
17252 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17255 * c-tree.h (enum c_inline_static_type): New.
17256 (record_inline_static): Declare.
17257 * c-decl.c (struct c_inline_static, c_inline_statics,
17258 record_inline_static, check_inline_statics): New.
17259 (pop_file_scope): Call check_inline_statics.
17260 (start_decl): Call record_inline_static instead of pedwarning
17261 directly for static in inline function.
17262 * c-typeck.c (build_external_ref): Call record_inline_static
17263 instead of pedwarning directly for static referenced in inline
17266 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17268 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17269 not new but only being rescanned.
17270 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17271 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17272 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17273 record_set_info, compute_set, grealloc): Remove.
17274 (recompute_all_luids): New function.
17275 (gcse_main): Don't compute sets, and don't do related memory
17276 allocations/free-ing. If something changed before the end of the
17277 pass, update LUIDs using recompute_all_luids.
17278 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17279 (free_gcse_mem): Don't free it either.
17280 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17281 Use the df insn LUIDs.
17282 (load_killed_in_block): Likewise.
17283 (compute_hash_table_work): Don't compute reg_set_in_block.
17284 (compute_transp): Use DF_REG_DEF_CHAINs.
17285 (local_cprop_pass): Don't use compute_sets and related functions.
17286 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17287 Use get_max_uid() instead of max_cuid.
17288 (insert_insn_end_basic_block, pre_insert_copy_insn,
17289 update_ld_motion_stores): Don't try to
17290 keep reg_set tables up to date.
17291 (pre_insert_copies): Use df insn LUIDs.
17292 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17293 (reg_set_info): Don't use extra bitmap argument.
17294 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17295 information to compute regs_set_in_block.
17296 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17297 (bypass_jumps): Don't use compute_sets and friends.
17299 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17302 * opts.c (undocumented_msg): Do not leave blank even with
17305 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17307 * c-decl.c (build_enumerator): Allow values folding to integer
17308 constants but not integer constant expressions with a pedwarn if
17311 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17314 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17315 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17316 type is an integer constant.
17318 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17321 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17324 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17327 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17328 with variably modified return type and no storage class
17329 specifiers, except for the case of nested functions. Distinguish
17330 extern declarations of functions with variably modified return
17331 types from those of objects with variably modified types.
17333 2009-04-25 Jan Hubicka <jh@suse.cz>
17335 * tree.c (list_equal_p): New function.
17336 * tree.h (list_equal_p): Declare.
17337 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17338 basic_block_def, basic_block, const_basic_block): New.
17339 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17340 (redirect_eh_edge): New function.
17341 (make_eh_edge_update_phi): EH edges are not abnormal.
17342 * except.c: Include tree-flow.h.
17343 (list_match): New function.
17344 (eh_region_replaceable_by_p): New function.
17345 (replace_region): New function.
17346 (hash_type_list): New function.
17347 (hash_eh_region): New function.
17348 (eh_regions_equal_p): New function.
17349 (merge_peers): New function.
17350 (remove_unreachable_regions): Verify EH tree when checking;
17352 (copy_eh_region_1): New function.
17353 (copy_eh_region): New function.
17354 (push_reachable_handler): New function.
17355 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17356 regions without label but with live RESX.
17357 * except.h (redirect_eh_edge_to_label): New.
17358 * tree-flow.h (redirect_eh_edge): New.
17359 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17360 basic_block_def, basic_block, const_basic_block): Remove.
17361 * Makefile.in (except.o): Add dependency on tree-flow.h
17362 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17363 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17366 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17369 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17370 on the destination of memcpy.
17372 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17374 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17375 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17376 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17378 2009-04-25 Jan Hubicka <jh@suse.cz>
17380 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17381 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17382 to be reached by different label than left.
17383 (update_eh_edges): Update comment; remove edge_to_remove if possible
17384 and return true if suceeded.
17385 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17386 (cleanup_eh): Compute sharing map.
17387 * except.c (remove_eh_handler_and_replace): Add argument if we should
17389 (remove_unreachable_regions): Update for label sharing.
17390 (label_to_region_map): Likewise.
17391 (get_next_region_sharing_label): New function.
17392 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17394 (remove_eh_handler): Update.
17395 (remove_eh_region_and_replace_by_outer_of): New function.
17396 * except.h (struct eh_region): Add next_region_sharing_label.
17397 (remove_eh_region_and_replace_by_outer_of,
17398 get_next_region_sharing_label): Declare.
17399 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17401 2009-04-25 Jan Hubicka <jh@suse.cz>
17403 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17404 insert code even if they are not critical.
17406 2009-04-25 Jan Hubicka <jh@suse.cz>
17408 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17409 (gimple_can_remove_branch_p): EH edges won't remove branch by
17411 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17412 updating of non-abnormal EH edges.
17413 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17414 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17415 (split_critical_edges): Split also edges where emitting code on them
17416 will lead to splitting later.
17418 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17419 H.J. Lu <hongjiu.lu@intel.com>
17422 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17423 the configured assembler supports fildq and fistpq mnemonics.
17424 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17425 * configure: Regenerated.
17426 * config.in: Ditto.
17428 * config/i386/i386.c (print_operand): Handle 'Z'.
17429 ['z']: Remove handling of special fild/fist suffixes.
17430 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17431 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17432 suffix of fild insn.
17433 (*floatsi<mode>2_vector_mixed): Ditto.
17434 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17435 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17436 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17437 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17438 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17440 2009-04-25 Ben Elliston <bje@au.ibm.com>
17442 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17443 the source of a set operation.
17445 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17447 * target.h (struct gcc_target): Add case_values_threshold field.
17448 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17449 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17450 * targhooks.c (default_case_values_threshold): New function.
17451 * targhooks.h (default_case_values_threshold): Declare function.
17452 * stmt.c (expand_case): Use case_values_threshold target hook.
17453 * expr.h (case_values_threshold): Remove declartation.
17454 * expr.c (case_values_threshold): Remove function.
17455 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17457 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17458 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17459 (avr_case_values_threshold): Declare as static.
17460 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17462 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17463 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17464 (mn10300_case_values_threshold): New function.
17466 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17468 * ira.c (setup_cover_and_important_classes): Add enum cast.
17470 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17472 * genpreds.c (write_enum_constraint_num): Output definition of
17473 CONSTRAINT_NUM_DEFINED_P macro.
17474 * ira.c (setup_cover_and_important_classes): Use
17475 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17477 2009-04-24 DJ Delorie <dj@redhat.com>
17479 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17480 __SH2A_SINGLE_ONLY__ also.
17482 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17484 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17485 (movdf_internal): Ditto.
17486 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17487 SFmode and DFmode constants.
17488 (ia64_print_operand): Add 'G' format for printing
17489 floating point constants.
17491 2009-04-24 Richard Guenther <rguenther@suse.de>
17493 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17494 from unsigned additions.
17496 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17498 * c-typeck.c (set_init_index): Allow array designators that are
17499 not integer constant expressions with a pedwarn if pedantic.
17501 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17503 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17504 zero if no overlap in nonzero bits between the operands.
17506 2009-04-24 Ian Lance Taylor <iant@google.com>
17508 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17509 (record_dead_and_set_regs): Likewise.
17510 * df.h (struct df_mw_hardreg): Change flags field to int.
17511 (struct df_base_ref): Likewise.
17512 (struct df): Change changeable_flags field to int.
17513 * df-scan.c (df_defs_record): Change clobber_flags to int.
17514 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17515 constants rather than #define macros.
17516 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17517 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17518 (enum dwarf_calling_convention): Likewise.
17519 (enum dwarf_line_number_x_ops): Likewise.
17520 (enum dwarf_call_frame_info): Likewise.
17521 (enum dwarf_source_language): Likewise.
17522 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17523 (add_calling_convention_attribute): Likewise.
17524 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17525 (combine_comparisons): Change compcode to int. Add cast to enum type.
17526 * genrecog.c (maybe_both_true_2): Change c to int.
17527 (write_switch): Likewise. Add cast to enum type.
17528 * gimplify.c (gimplify_omp_for): Handle return values from
17529 gimplify_expr using MIN rather than bitwise or.
17530 (gimplify_expr): Add cast to enum type.
17531 * ipa-prop.c (update_jump_functions_after_inlining): Change
17532 IPA_BOTTOM to IPA_JF_UNKNOWN.
17533 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17534 Add casts to enum type.
17535 (setup_cover_and_important_classes): Change cl to int. Add casts
17537 (setup_class_translate): Change cl and mode to int.
17538 (ira_init_once): Change mode to int.
17539 (free_register_move_costs): Likewise.
17540 (setup_prohibited_mode_move_regs): Add casts to enum type.
17541 * langhooks.c (add_builtin_function_common): Rework assertion that
17542 value fits bitfield.
17543 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17544 * omega.c (omega_do_elimination): Avoid math on enum types.
17545 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17546 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17547 int local to handle integral_argment value.
17548 * regmove.c (try_auto_increment): Change PUT_MODE to
17550 * reload.c (push_secondary_reload): Add casts to enum type.
17551 (secondary_reload_class, find_valid_class): Likewise.
17552 * reload1.c (emit_input_reload_insns): Likewise.
17553 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17554 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17555 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17557 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17558 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17560 (expand_complex_libcall): Add casts to enum type.
17561 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17562 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17563 with ERROR_MARK, not NUM_TREE_CODES.
17564 (vect_create_epilog_for_reduction): Likewise.
17565 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17566 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17567 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17569 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17570 vect_unused_in_loop. Change 0 to loop_vect.
17571 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17572 * var-tracking.c (get_init_value): Change return type to enum
17574 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17575 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17577 (arm_override_options): Add casts to enum type.
17578 (arm_emit_tls_decoration): Likewise.
17579 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17581 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17582 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17583 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17585 * config/s390/s390.c (code_for_builtin_64): Change to array of
17587 (code_for_builtin_31): Likewise.
17588 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17590 * config/sparc/sparc.c (sparc_override_options): Change value
17591 field in struct code_model to enum cmodel. In initializer change
17592 0 to NULL and add cast to enum type.
17594 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17595 Change all callers. Issue a -Wc++-compat warning using
17596 lhs_origtype if necessary.
17597 (convert_for_assignment): Issue -Wc++-compat warnings about
17598 invalid conversions to enum type on assignment.
17599 * c-common.h (build_modify_expr): Update declaration.
17601 2009-04-24 Nick Clifton <nickc@redhat.com>
17603 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17604 (function_arg_advance): Likewise.
17605 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17608 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17610 * config/s390/constraints.md ('I', 'J'): Fix condition.
17612 2009-04-24 Diego Novillo <dnovillo@google.com>
17614 * gengtype-parse.c (parse_error): Add newline after message.
17616 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17618 * config/i386/sse.md (avxmodesuffixs): Removed.
17619 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17620 (*avx_pinsr<ssevecsize>): This.
17622 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17624 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17625 follow chains of regs with a single definition, and allow expressions
17626 that are function_invariant_p.
17627 (simple_rhs_p): Allow expressions that are function_invariant_p.
17629 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17631 PR middle-end/39867
17632 * fold-const.c (fold_cond_expr_with_comparison): When folding
17633 > and >= to MAX, make sure the MAX uses the same type as the
17634 comparison's operands.
17636 2009-04-24 Nick Clifton <nickc@redhat.com>
17638 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17639 addressing for DImode accesses.
17640 (frv_print_operand_address): Handle PLUS case.
17641 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17643 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17645 PR rtl-optimization/39794
17646 * alias.c (canon_true_dependence): Add x_addr argument.
17647 * rtl.h (canon_true_dependence): Adjust prototype.
17648 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17649 * cselib.c (cselib_invalidate_mem): Likewise.
17650 * gcse.c (compute_transp): Likewise.
17651 * dse.c (scan_reads_nospill): Likewise.
17652 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17653 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17654 canon_base_addr of the group, plus optional offset.
17655 (struct group_info): Rename canon_base_mem to
17657 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17658 canon_rtx of base_mem.
17660 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17662 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17663 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17665 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17667 * config/spu/spu-builtins.h: Delete file.
17669 * config/spu/spu.h (enum spu_builtin_type): Move here from
17671 (struct spu_builtin_description): Likewise. Add GTY marker.
17672 Do not use enum spu_function_code or enum insn_code.
17673 (spu_builtins): Add extern declaration.
17675 * config/spu/spu.c: Do not include "spu-builtins.h".
17676 (enum spu_function_code, enum spu_builtin_type_index,
17677 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17678 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17679 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17680 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17681 (spu_builtin_types): Make static. Add GTY marker.
17682 (spu_builtins): Add extern declaration with GTY marker.
17683 Include "gt-spu.h".
17685 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17686 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17687 Check programmatically whether all parameters are scalar.
17689 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17691 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17693 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17694 assignment from the constructor either if the target is volatile.
17696 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17698 * config/arm/arm.md (insv): Do not share operands[0].
17700 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17702 * config/vxlib-tls.c (active_tls_threads): Delete.
17703 (delete_hook_installed): New.
17704 (tls_delete_hook): Don't delete the delete hook.
17705 (tls_destructor): Delete it here.
17706 (__gthread_set_specific): Adjust installing the delete hook.
17707 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17708 __gthread_leave_tsd_dtor_context.
17710 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17712 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17714 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17716 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17718 (alpha_rtx_costs): Ditto.
17719 (emit_unlikely_jump): Use add_reg_note.
17720 (emit_frame_store_1): Ditto.
17721 (alpha_expand_prologue): Ditto.
17722 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17723 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17725 2009-04-23 Nick Clifton <nickc@redhat.com>
17727 * config/v850/v850.md (epilogue): Remove suppressed code.
17728 (return): Rename to return_simple and remove test of frame size.
17729 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17730 to gen_return_simple.
17732 2009-04-22 Jing Yu <jingyu@google.com>
17735 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17737 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17740 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17741 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17742 value is a VECTOR_CST, the element type is the element type of the
17745 2009-04-22 DJ Delorie <dj@redhat.com>
17747 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17749 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17751 * alias.c (find_base_term): Move around LO_SUM case, so that
17752 CONST falls through into PLUS/MINUS handling.
17755 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17756 into 0, use omit_one_operand.
17758 2009-04-23 Ben Elliston <bje@au.ibm.com>
17760 * config/rs6000/linux-unwind.h (get_regs): Remove type
17761 puns. Change the type of `pc' to an array of unsigned ints and
17762 update all users. Constify frame24.
17764 2009-04-22 DJ Delorie <dj@redhat.com>
17766 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17767 declarations before code.
17768 (current_function_special_page_vector): Likewise.
17769 (m32c_expand_insv): Silence a warning.
17771 2009-04-21 Taras Glek <tglek@mozilla.com>
17773 * alias.c: Update GTY annotations to new syntax.
17774 * basic-block.h: Likewise.
17775 * bitmap.h: Likewise.
17776 * c-common.h: Likewise.
17777 * c-decl.c: Likewise.
17778 * c-parser.c: Likewise.
17779 * c-pragma.c: Likewise.
17780 * c-tree.h: Likewise.
17781 * cfgloop.h: Likewise.
17782 * cgraph.h: Likewise.
17783 * config/alpha/alpha.c: Likewise.
17784 * config/arm/arm.h: Likewise.
17785 * config/avr/avr.h: Likewise.
17786 * config/bfin/bfin.c: Likewise.
17787 * config/cris/cris.c: Likewise.
17788 * config/darwin.c: Likewise.
17789 * config/frv/frv.c: Likewise.
17790 * config/i386/i386.c: Likewise.
17791 * config/i386/i386.h: Likewise.
17792 * config/i386/winnt.c: Likewise.
17793 * config/ia64/ia64.h: Likewise.
17794 * config/iq2000/iq2000.c: Likewise.
17795 * config/mips/mips.c: Likewise.
17796 * config/mmix/mmix.h: Likewise.
17797 * config/pa/pa.c: Likewise.
17798 * config/pa/pa.h: Likewise.
17799 * config/rs6000/rs6000.c: Likewise.
17800 * config/s390/s390.c: Likewise.
17801 * config/sparc/sparc.c: Likewise.
17802 * config/xtensa/xtensa.c: Likewise.
17803 * cselib.h: Likewise.
17804 * dbxout.c: Likewise.
17805 * dwarf2out.c: Likewise.
17806 * except.c: Likewise.
17807 * except.h: Likewise.
17808 * fixed-value.h: Likewise.
17809 * function.c: Likewise.
17810 * function.h: Likewise.
17811 * gimple.h: Likewise.
17812 * integrate.c: Likewise.
17813 * optabs.c: Likewise.
17814 * output.h: Likewise.
17815 * real.h: Likewise.
17817 * stringpool.c: Likewise.
17818 * tree-data-ref.c: Likewise.
17819 * tree-flow.h: Likewise.
17820 * tree-scalar-evolution.c: Likewise.
17821 * tree-ssa-address.c: Likewise.
17822 * tree-ssa-alias.h: Likewise.
17823 * tree-ssa-operands.h: Likewise.
17824 * tree.c: Likewise.
17825 * tree.h: Likewise.
17826 * varasm.c: Likewise.
17827 * varray.h: Likewise.
17829 * coretypes.h: Do not define GTY macro if it is already defined.
17830 * doc/gty.texi: Update GTY documentation to new syntax.
17831 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17832 annotations on structs.
17833 * gengtype-parse.c: Likewise.
17835 2009-04-22 Mark Heffernan <meheff@google.com>
17837 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17839 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17841 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17844 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17846 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17847 the same as a PLUS without a shift. Increase the cost of a
17850 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17852 * Makefile.in: Update dependencies.
17853 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17854 * errors.h: Remove bogus comment about compatibility.
17855 (warning): Update declaration.
17856 * genautomata.c: Update all calls to warning.
17857 * gimple.c: Do not include errors.h. Include toplev.h.
17858 * tree-ssa-structalias.c: Do not include errors.h.
17859 * omega.c: Likewise.
17860 * tree-ssa-reassoc.c: Likewise.
17861 * config/spu/spu-c.c: Likewise.
17862 * config/spu/t-spu-elf: Update dependencies.
17864 2009-04-22 Richard Guenther <rguenther@suse.de>
17866 PR tree-optimization/39824
17867 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17868 make sure the types are compatible.
17870 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17873 * c-common.c (c_parse_error): Take a token_flags parameter.
17874 Use token_type for the token type instead.
17875 Pass token_flags to cpp_type2name.
17876 * c-common.h (c_parse_error): Update declaration.
17877 * c-parser.c (c_parser_error): Pass 0 as token flags.
17879 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17881 PR rtl-optimization/39580
17882 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17884 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17886 * function.c (expand_function_end): Do not emit a jump to the "naked"
17887 return label for fall-through returns.
17888 * except.c (sjlj_emit_function_exit): Always place the call to the
17889 unregister function at the location installed by expand_function_end.
17891 2009-04-22 Richard Guenther <rguenther@suse.de>
17893 PR tree-optimization/39845
17894 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17895 (gen_inbound_check): Likewise.
17897 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17899 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17901 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17902 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17904 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17906 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17907 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17908 shift counts to avoid out-of-bounds array accesses.
17910 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17912 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17913 (Pmode): Move above.
17915 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17917 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17918 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17919 GET_CODE macro. Use IN_RANGE macro where appropriate.
17920 * config/alpha/alpha.h: Ditto.
17921 * config/alpha/alpha.md: Ditto.
17922 * config/alpha/constraints.md: Ditto.
17923 * config/alpha/predicates.md: Ditto.
17925 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17927 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17928 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17929 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17930 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17931 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17932 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17933 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17934 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17935 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17936 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17937 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17938 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17939 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17940 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17941 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17942 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17943 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17944 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17945 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17946 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17947 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17948 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17949 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17950 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17951 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17952 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17953 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17955 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17957 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17958 references from comments.
17959 * cfgbuild.c: (count_basic_blocks): Delete.
17960 (find_basic_blocks_1): Delete.
17961 (find_basic_blocks): Delete.
17962 * except.c (finish_eh_generation): Make static. Move comment from
17963 except.h here. Remove find_basic_blocks references from comments.
17964 * except.h (finish_eh_generation): Delete.
17965 * basic-block.h (find_basic_blocks): Delete.
17966 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17968 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17970 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17971 (sdbout_parms): Likewise.
17973 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17975 * config/sh/sh.c (prepare_cbranch_operands): Use
17976 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17977 (expand_cbranchdi4): Likewise.
17978 (from_compare): Add cast to enum type.
17979 (expand_cbranchsi4): Use add_reg_note.
17980 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17981 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17982 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17983 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17984 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17985 instead of CODE_FOR_nothing.
17986 (cbranchdi4): Likewise. Fix the order of arguments for
17988 (push_fpscr): Use add_reg_note.
17989 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17990 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17992 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17994 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17995 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17996 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17997 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17998 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17999 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
18000 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
18001 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
18002 config/alpha/x-vms, config/arc/t-arc,
18003 config/arm/README-interworking, config/arm/arm-c.c,
18004 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
18005 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
18006 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
18007 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
18008 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
18009 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
18010 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
18011 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
18012 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
18013 config/cris/t-elfmulti, config/crx/t-crx,
18014 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
18015 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
18016 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
18017 config/h8300/t-h8300, config/i386/athlon.md,
18018 config/i386/darwin-libgcc.10.4.ver,
18019 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
18020 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
18021 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
18022 config/i386/t-linux64, config/i386/t-nwld,
18023 config/i386/t-rtems-i386, config/i386/t-sol2-10,
18024 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
18025 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
18026 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
18027 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
18028 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
18029 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
18030 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
18031 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
18032 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
18033 config/m68k/t-uclinux, config/mcore/t-mcore,
18034 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
18035 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
18036 config/mips/crtn.asm, config/mips/irix-crti.asm,
18037 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
18038 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
18039 config/mips/mips-fixed.md, config/mips/sb1.md,
18040 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
18041 config/mips/t-iris6, config/mips/t-isa3264,
18042 config/mips/t-libgcc-mips16, config/mips/t-linux64,
18043 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
18044 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
18045 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
18046 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
18047 config/mn10300/t-linux, config/mn10300/t-mn10300,
18048 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
18049 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
18050 config/picochip/libgccExtras/clzsi2.asm,
18051 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
18052 config/rs6000/darwin-libgcc.10.4.ver,
18053 config/rs6000/darwin-libgcc.10.5.ver,
18054 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
18055 config/rs6000/t-aix43, config/rs6000/t-aix52,
18056 config/rs6000/t-darwin, config/rs6000/t-fprules,
18057 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
18058 config/rs6000/t-lynx, config/rs6000/t-netbsd,
18059 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
18060 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
18061 config/rs6000/t-rtems, config/rs6000/t-spe,
18062 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
18063 config/score/t-score-elf, config/sh/divcost-analysis,
18064 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
18065 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
18066 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
18067 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
18068 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
18069 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
18070 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
18071 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
18072 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
18073 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
18074 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
18075 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
18076 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
18077 limitx.h, version.c, xcoff.h: Add copyright and license notices.
18078 * config/h8300/genmova.sh: Include copyright and license notices
18079 in generated output.
18080 * config/h8300/mova.md: Regenerate.
18081 * doc/install.texi2html: Include word "Copyright" in copyright
18082 notice and use name "Free Software Foundation, Inc.".
18083 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
18084 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
18085 ChangeLog-2007, ChangeLog-2008: Correct dates.
18087 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
18089 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
18090 NE_EXPR operations as well.
18091 * c-parser.c (c_parser_condition): Do not set location information on
18093 (c_parser_conditional_expression): Likewise.
18094 (c_parser_binary_expression): Set location information on operators.
18095 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
18096 TRUTH_NOT_EXPR has been folded.
18097 * fold-const.c (fold_truth_not_expr): Copy location information from
18098 the incoming expression to the outgoing one.
18099 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
18100 recursive calls on the LHS of the operator but pass that of the
18101 operator to recursive calls on the RHS of the operator. Set it
18103 (shortcut_cond_expr): Set the locus of the operator on the second
18104 COND_EXPR and that of the expression on the first in degenerate cases.
18105 Pass the locus of the expression to calls to shortcut_cond_r.
18106 Set the locus of the 'then' block on the associated jump, if any.
18107 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
18108 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
18109 expression to call to gimplify_boolean_expr.
18111 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18113 * config.gcc: Add additional configuration for
18114 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18115 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18116 (CPP_SPEC): Redefine for allowing -municode option.
18117 (STARTFILE_SPEC): Likewise.
18118 * config/i386/t-mingw-w64: New.
18119 * config/i386/mingw-w64.opt: New.
18120 (municode): Add new target option.
18121 * doc/invoke.texi (municode): Add documentation for new option.
18123 2009-04-21 Ian Lance Taylor <iant@google.com>
18125 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18126 Correct test for number of arguments.
18127 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18129 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18131 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18132 argument of emit_library_call.
18134 2009-04-21 Richard Guenther <rguenther@suse.de>
18136 PR middle-end/39829
18137 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18138 inside VIEW_CONVERT_EXPRs.
18140 2009-04-21 Martin Jambor <mjambor@suse.cz>
18142 * tree-switch-conversion.c (build_constructors): Split a long line.
18143 (constructor_contains_same_values_p): New function.
18144 (build_one_array): Create assigns of constants if possible, do not
18145 call mark_sym_for_renaming, call update_stmt.
18146 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18147 make_rename_temp. Do not call mark_symbols_for_renaming, call
18149 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18150 find_new_referenced_vars, call update_stmt.
18151 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18152 instead of calling make_rename_temp. Do not call
18153 find_new_referenced_vars or mark_symbols_for_renaming, call
18156 2009-04-21 Richard Guenther <rguenther@suse.de>
18158 PR tree-optimization/39827
18159 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18160 (tree_ssa_phiprop): Pass the correct array size.
18162 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18164 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18166 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18169 * c-typeck.c (lvalue_p): Move declaration ...
18170 * c-common.h (lvalue_p): ... to here.
18171 * c-common.c (candidate_equal_p): New.
18172 (add_tlist): Use it.
18173 (merge_tlist): Use it.
18174 (warn_for_collisions_1): Likewise.
18175 (warning_candidate_p): Accept more candidates.
18176 (verify_tree): A warning candidate can be an expression. Use
18179 2009-04-21 Ben Elliston <bje@au.ibm.com>
18182 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18183 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18184 options. Remove -mcall-solaris documentation.
18186 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18189 * doc/invoke.texi (-Wlong-long): Update description.
18190 * c-lex (interpret_integer): Only warn if there was no previous
18191 overflow and -Wlong-long is enabled.
18192 * c-decl.c (declspecs_add_type): Drop redundant flags.
18193 * c.opt (Wlong-long): Init to -1.
18194 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18195 and front-end warn_long_long. Wlong-long only depends on other
18196 flags if it is uninitialized.
18197 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18198 the same for CPP and FE.
18199 (restore_extension_diagnostics): Likewise.
18201 2009-04-20 Ian Lance Taylor <iant@google.com>
18203 Fix enum conversions which are invalid in C++:
18204 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18205 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18206 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18207 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18208 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18209 (dbxout_parms): Likewise.
18210 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18211 (df_clear_flags): Likewise.
18212 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18213 top_flag parameter to int.
18214 (df_chain_create_bb_process_use): Likewise.
18215 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18217 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18218 (df_ref_create_structure, df_def_record_1): Likewise.
18219 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18220 (df_notes_rescan): Change 0 to VOIDmode in function call.
18221 (df_get_call_refs, df_insn_refs_collect): Likewise.
18222 (df_bb_regs_collect): Likewise.
18223 (df_entry_block_defs_collect): Likewise.
18224 (df_exit_block_uses_collect): Likewise.
18225 * df.h: Update declarations.
18226 * double-int.c (double_int_divmod): Add cast to enum type.
18227 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18228 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18229 (based_loc_descr): Likewise.
18230 (loc_descriptor_from_tree_1): Change first_op and second_op to
18231 enum dwarf_location_atom. Add cast to enum type.
18232 * expmed.c (init_expmed): Change 0 to SET in function call.
18233 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18234 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18235 (do_store_flag): Likewise.
18236 * fixed-value.h (struct fixed_value): Change mode to enum
18238 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18239 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18241 (insert_insn_decl, insert_decl, insert_state): Likewise.
18242 (automata_list_finish): Likewise.
18243 * genrecog.c (process_define_predicate): Add cast to enum type.
18244 * gensupport.c (init_predicate_table): Add cast to enum type.
18245 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18247 (gimple_build_call_1, gimple_build_label): Likewise.
18248 (gimple_build_goto, gimple_build_asm_1): Likewise.
18249 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18250 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18251 (enum fallback): Rename from enum fallback_t.
18252 (fallback_t): Typedef as int.
18253 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18254 GSI_SAME_STMT in function call.
18255 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18257 (setup_reg_class_relations): Likewise.
18258 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18259 (setup_prohibited_class_mode_regs): Add cast to enum type.
18260 (setup_prohibited_mode_move_regs): Likewise.
18261 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18262 (record_address_regs): Change i to enum reg_class.
18263 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18264 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18265 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18266 (GET_MODE_2XWIDER_MODE): Likewise.
18267 (GET_CLASS_NARROWEST_MODE): Likewise.
18268 * omp-low.c (expand_omp_for): Add cast to enum type.
18269 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18270 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18271 * postreload.c (reload_cse_simplify_operands): Change rclass local
18273 * predict.c (combine_predictions_for_insn): Change best_predictor
18274 and predictor to enum br_predictor.
18275 (combine_predictions_for_bb): Likewise.
18276 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18277 use SET_PREDICT_EXPR_OUTCOME.
18278 * real.c (real_arithmetic): Change icode to code in function call.
18279 * reginfo.c (init_move_cost): Add casts to enum type.
18280 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18281 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18283 * reload.c (find_valid_class): Add casts to enum type.
18284 (push_reload): Change 0 to NO_REGS in function call.
18285 (find_reloads): Change this_alternative to array of enum
18286 reg_class. Remove some now-unnecessary casts.
18287 (make_memloc): Change 0 to VOIDmode in function call.
18288 * reload1.c (reload): Change 0 to VOIDmode in function call.
18289 (eliminate_regs_1, elimination_effects): Likewise.
18290 (eliminate_regs_in_insn): Likewise.
18291 (emit_input_reload_insns): Add cast to enum type.
18292 (delete_output_reload): Change 0 to VOIDmode in function call.
18293 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18294 to enum type in function call.
18295 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18296 (SET_PREDICT_EXPR_OUTCOME): Define.
18297 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18298 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18299 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18300 (dump_function): Likewise.
18301 * tree-dump.h: Update declarations.
18302 * tree-pass.h: Update declarations.
18303 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18304 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18306 (arm_rtx_costs_1): Correct parenthesization.
18307 (arm_rtx_costs): Add casts to enum type.
18308 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18309 (vfp_emit_fstmd): Use add_rg_note.
18310 (emit_multi_reg_push, emit_sfm): Likewise.
18311 (thumb_set_frame_pointer): Likewise.
18312 (arm_expand_prologue): Likewise.
18313 (arm_regno_class): Change return type to enum reg_class.
18314 (thumb1_expand_prologue): Use add_reg_note.
18315 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18316 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18318 * config/arm/gentune.sh: Add cast to enum type.
18319 * config/arm/arm-tune.md: Rebuild.
18320 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18321 (ix86_split_fp_branch, predict_jump): Likewise.
18322 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18323 insn_code to enum rtx_code.
18324 (ix86_builtin_vectorized_function): Add cast to enum type.
18325 * config/i386/i386.md (truncdfsf2): Change slot to enum
18327 (truncxf<mode>2, isinf<mode>2): Likewise.
18328 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18330 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18331 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18332 (insert_bundle_state): Change 1 to INSERT in function call.
18333 (ia64_add_bundle_selector_before): Likewise.
18334 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18335 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18336 (restore_stack_nonlocal): Likewise.
18337 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18339 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18341 (mips_rtx_costs): Likewise.
18342 (mips_override_options): Add casts to enum type.
18343 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18345 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18346 (store_reg, set_reg_plus_d): Likewise.
18347 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18348 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18350 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18352 (emit_unlikely_jump): Use add_reg_note.
18353 (rs6000_emit_allocate_stack): Likewise.
18354 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18355 (output_toc): Change 1 to INSERT in function call.
18356 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18357 (rs6000_initialize_trampoline): Likewise.
18358 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18360 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18361 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18362 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18363 (save_gprs): Use add_reg_note.
18364 (s390_emit_prologue): Likewise.
18365 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18366 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18367 (sparc_fold_builtin): Add cast to enum type.
18368 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18370 (spu_expand_prologue): Use add_reg_note.
18371 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18373 2009-04-20 Ian Lance Taylor <iant@google.com>
18375 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18376 (c_parser_postfix_expression_after_primary): Get VEC for list of
18377 arguments. Get original types of arguments. Call
18378 build_function_call_vec.
18379 (cached_expr_list_1, cached_expr_list_2): New static variables.
18380 (c_parser_expr_list): Change return type to VEC *. Add
18381 p_orig_types parameter. Change all callers.
18382 (c_parser_release_expr): New static function.
18383 (c_parser_vec_to_tree_list): New static function.
18384 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18385 call build_function_call_vec.
18386 (build_function_call_vec): New function, based on old
18387 build_function_call.
18388 (convert_arguments): Remove nargs and argarray parameters. Change
18389 values to a VEC. Add origtypes parameter.
18390 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18391 (convert_for_assignment): Add origtype parameter. Change all
18392 callers. If warn_cxx_compat, check for conversion to an enum
18393 type when calling a function.
18394 (store_init_value): Add origtype parameter. Change all callers.
18395 (digest_init): Likewise.
18396 (struct init_node): Add origtype field.
18397 (add_pending_init): Add origtype parameter. Change all callers.
18398 (output_init_element): Likewise.
18399 (output_pending_init_elements): Pass origtype from init_node to
18400 output_init_element.
18401 (process_init_element): Pass origtype from c_expr to
18402 output_init_element.
18403 (c_finish_return): Add origtype parameter. Change all callers.
18404 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18406 (sync_resolve_params): Likewise.
18407 (sync_resolve_return): Change params to first_param. Change caller.
18408 (resolve_overloaded_builtins): Change params to VEC *. Change
18409 callers. Save first parameter around call to build_function_call_vec.
18410 * c-decl.c (finish_decl): Add origtype parameter. Change all
18411 callers. Call build_function_call_vec rather than
18412 build_function_call for cleanup.
18413 * c-tree.h: Update declarations.
18414 * c-common.h: Update declarations.
18415 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18416 params to first_param.
18417 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18418 params parameter from tree to void *.
18419 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18420 Change arglist parameter to have type void *, and to be a pointer
18422 * config/rs6000/rs6000-protos.h
18423 (altivec_resolve_overloaded_builtin): Update declaration.
18424 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18425 fnargs parameter to have type void *, and to be a pointer to a
18426 VEC. Call build_function_call_vec instead of
18427 build_function_call.
18428 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18430 2009-04-20 Joey Ye <joey.ye@intel.com>
18431 Xuepeng Guo <xuepeng.guo@intel.com>
18432 H.J. Lu <hongjiu.lu@intel.com>
18434 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18436 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18437 (IX86_LEA_PRIORITY): Likewise.
18438 (distance_non_agu_define): New function.
18439 (distance_agu_use): Likewise.
18440 (ix86_lea_for_add_ok): Likewise.
18441 (ix86_dep_by_shift_count): Likewise.
18443 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18444 should split for LEA.
18446 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18448 (ix86_dep_by_shift_count): Likewise.
18450 2009-04-20 Richard Guenther <rguenther@suse.de>
18452 * expr.c (handled_component_p): Move ...
18453 * tree.h (handled_component_p): ... here.
18454 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18455 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18456 and REALPART_EXPR to be in one group.
18458 2009-04-20 Richard Guenther <rguenther@suse.de>
18460 * basic-block.h (get_all_dominated_blocks): Declare.
18461 * dominance.c (get_all_dominated_blocks): New function.
18462 * tree-cfg.c (get_all_dominated_blocks): Remove.
18463 (remove_edge_and_dominated_blocks): Adjust.
18464 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18465 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18466 instead of recursing.
18468 2009-04-20 Doug Kwan <dougkwan@google.com>
18470 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18471 (struct cgraph_node_set_def): New type.
18472 (cgraph_node_set) New type. Also declare vector functions.
18473 (struct cgraph_node_set_element_def): New type.
18474 (cgraph_node_set_element): Ditto.
18475 (cgraph_node_set_iterator): New iterator type.
18476 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18477 cgraph_node_set_remove, dump_cgraph_node_set,
18478 debug_cgraph_node_set): New prototypes.
18479 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18480 cgraph_node_set_size): New inlines.
18481 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18482 including cgraph.h.
18483 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18484 argument to function 'write_summary'.
18485 * ipa.c: Include ggc.h.
18486 (hash_cgraph_node_set_element,
18487 eq_cgraph_node_set_element, cgraph_node_set_new,
18488 cgraph_node_set_add, cgraph_node_set_remove,
18489 cgraph_node_set_find, dump_cgraph_node_set,
18490 debug_cgraph_node_set): New functions.
18491 * Makefile.in (ipa.o): Add dependency on GGC_H.
18493 2009-04-20 Ira Rosen <irar@il.ibm.com>
18495 PR tree-optimization/39675
18496 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18497 check of the return code of vect_schedule_slp. Check that
18498 stmt_vec_info still exists for the statement, before checking its
18499 vectorization type.
18501 2009-04-20 Michael Matz <matz@suse.de>
18503 * Makefile.in (generated_files): Take out $(simple_generated_c).
18505 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18507 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18508 (UINTPTR_TYPE): Likewise.
18510 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18513 * c-typeck.c (digest_init): Check for initializing an array with a
18516 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18519 * c-semantics.c (pop_stmt_list): Propagate
18520 STATEMENT_LIST_HAS_LABEL to parent statement list.
18522 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18524 * config/mips/mips.h (mips_tune_attr): New macro.
18525 * config/mips/mips.md (cpu): Use it.
18527 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18530 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18533 2009-04-19 Diego Novillo <dnovillo@google.com>
18535 * toplev.c (compile_file): Move call to coverage_finish ...
18536 * cgraphunit.c (ipa_passes): ... here.
18537 Call cgraph_process_new_functions.
18538 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18539 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18541 2009-04-19 Jan Hubicka <jh@suse.cz>
18543 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18545 (dump_cgraph_node): Dump can throw external flag.
18546 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18548 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18552 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18553 * common.opt (Wlogical-op): Move from here...
18554 * c.opt (Wlogical-op): ... to here.
18555 * c-typeck.c (parser_build_binary_op): Update call to
18556 warn_logical_operator.
18557 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18559 * c-common.c (warn_logical_op): Update.
18560 * c-common.h (warn_logical_op): Update declaration.
18562 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18564 * tree.c (protected_set_expr_location): Fix formatting.
18566 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18569 * c-typeck.c (readonly_warning): new.
18570 (build_unary_op, build_modify_expr): Use readonly_warning for
18571 storing into something readonly but not const-qualified.
18573 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18576 * c-typeck.c (build_unary_op): Check for taking address of
18577 expression of type void.
18579 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18582 * c-typeck.c (build_function_call): Check for calling a function
18583 with qualified void return types. Call require_complete_type when
18586 2009-04-18 Jan Hubicka <jh@suse.cz>
18588 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18590 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18591 can_throw_external flag.
18592 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18593 * ipa-pure-const.c (ignore_edge): New function.
18594 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18595 only over can_throw_external edges.
18596 (local_pure_const): Add nothrow flag.
18597 * ipa-utils.c (searchc): Add ignore_edge callback.
18598 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18599 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18600 (set_nothrow_function_flags): Update cgraph.
18601 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18603 2009-04-18 Richard Guenther <rguenther@suse.de>
18605 PR middle-end/39804
18606 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18607 (fold_stmt): ... this and ...
18608 (fold_stmt_inplace): ... this.
18609 (fold_stmt_1): Fold references in calls and asms.
18610 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18612 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18614 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18615 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18617 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18619 * tree.c (function_args_count): Remove.
18620 * tree.h: Remove the prototype for function_args_count.
18622 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18624 * tree-iterator.c (expr_only): Remove.
18625 * tree.h: Remove the prototype for expr_only.
18627 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18629 * reginfo.c (cannot_change_mode_set_regs): Remove.
18630 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18632 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18634 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18635 whether operands 0 and 1 overlaps.
18637 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18639 PR middle-end/36902
18640 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18641 pointer. Use warning_at instead of warning.
18642 (search_for_addr_array): Likewise.
18643 (check_array_bounds): Likewise.
18644 (check_all_array_refs): Check that the incoming edge is not in the
18645 list of edges to be removed.
18646 (check_all_array_refs): Avoid the temporal pointer.
18647 (vrp_visit_cond_stmt): Fix typo.
18648 (simplify_switch_using_ranges): Handle the case where the switch
18649 index is an integer constant.
18651 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18653 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18655 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18657 * doc/extend.texi, doc/invoke.texi: Fix typos.
18659 2009-04-17 Cary Coutant <ccoutant@google.com>
18661 * tree-flow-inline.h (get_lineno): Fix inverted test.
18663 2009-04-17 Diego Novillo <dnovillo@google.com>
18665 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18666 assertion for AVAIL_OUT.
18668 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18671 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18672 * config/sh/linux-atomic.asm: Likewise.
18674 2009-04-17 Diego Novillo <dnovillo@google.com>
18676 * except.c (debug_eh_tree): New.
18677 (struct eh_region, struct eh_status): Move ...
18678 * except.h: ... here.
18679 (add_type_for_runtime): Declare extern.
18680 (lookup_type_for_runtime): Likewise.
18681 (debug_eh_tree): Declare.
18682 * Makefile.in (GTFILES): List except.h before except.c
18684 2009-04-17 Diego Novillo <dnovillo@google.com>
18686 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18687 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18688 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18689 (find_vars_r): ... here.
18690 * tree-flow.h (find_referenced_vars_in): Declare.
18691 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18692 that AVAIL_OUT exists for BLOCK.
18693 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18694 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18695 (tree-parloops.o): Likewise.
18697 2009-04-17 Simon Baldwin <simonb@google.com>
18699 * toplev.c (default_tree_printer): Add handling for %E format.
18701 2009-04-17 Diego Novillo <dnovillo@google.com>
18703 * tree-pretty-print.c (dump_generic_node): Add break after
18704 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18705 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18706 FUNCTION_TYPE together. Call print_struct_decl when printing
18707 structures and TDF_SLIM is not given.
18708 (print_struct_decl): Fix logic for detecting recursion.
18710 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18713 * gcc.c (create_at_file): New.
18714 (compile_input_file_p): New.
18715 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18716 * main.c (main): Update call to toplev_main.
18717 * toplev.c (toplev_main): Change signature. Call expandargv.
18718 * toplev.h (toplev_main): Change signature.
18720 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18722 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18723 if the latter is not constant.
18725 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18727 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18729 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18731 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18732 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18734 2009-04-17 Richard Guenther <rguenther@suse.de>
18736 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18737 Handle component references view-converting an invariant address.
18739 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18741 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18742 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18743 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18744 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18745 Use @deftypevr rather than @deftypevar.
18747 2009-04-17 Richard Guenther <rguenther@suse.de>
18749 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18750 (get_prop_source_stmt): Likewise.
18751 (can_propagate_from): Likewise.
18753 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18755 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18756 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18757 (--with-multilib-list): Add default value.
18758 * configure: Regenerate.
18759 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18760 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18761 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18762 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18763 Don't add default cpu to multilib list unnecessarily, but do enable
18764 the relevant compiler option..
18765 Add support for --with-multilib-list=<blank> and
18766 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18767 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18768 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18769 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18770 TM_MULTILIB_CONFIG.
18771 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18772 (MULTILIB_OSDIRNAMES): New variable.
18773 * config/sh/t-1e: Delete file.
18774 * config/sh/t-mlib-sh1: Delete file.
18775 * config/sh/t-mlib-sh2: Delete file.
18776 * config/sh/t-mlib-sh2a: Delete file.
18777 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18778 * config/sh/t-mlib-sh2a-single: Delete file.
18779 * config/sh/t-mlib-sh2a-single-only: Delete file.
18780 * config/sh/t-mlib-sh2e: Delete file.
18781 * config/sh/t-mlib-sh3e: Delete file.
18782 * config/sh/t-mlib-sh4: Delete file.
18783 * config/sh/t-mlib-sh4-nofpu: Delete file.
18784 * config/sh/t-mlib-sh4-single: Delete file.
18785 * config/sh/t-mlib-sh4-single-only: Delete file.
18786 * config/sh/t-mlib-sh4a: Delete file.
18787 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18788 * config/sh/t-mlib-sh4a-single: Delete file.
18789 * config/sh/t-mlib-sh4a-single-only: Delete file.
18790 * config/sh/t-mlib-sh4al: Delete file.
18791 * config/sh/t-mlib-sh5-32media: Delete file.
18792 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18793 * config/sh/t-mlib-sh5-64media: Delete file.
18794 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18795 * config/sh/t-mlib-sh5-compact: Delete file.
18796 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18797 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18798 * doc/install.texi (Options specification): Add
18799 --with-multilib-list and --with-endian.
18801 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18803 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18805 (OBJS-common): Add plugin-version.o.
18806 (plugin-version.o): New.
18807 * gcc-plugin.h (plugin_gcc_version): New.
18808 (plugin_default_version_check): New.
18809 (plugin_init_func, plugin_init): Add version argument.
18810 * plugin-version.c: New.
18811 * plugin.c (str_plugin_gcc_version_name): New.
18812 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18813 pass it to the init function.
18814 (plugin_default_version_check): New.
18816 2009-04-17 Richard Guenther <rguenther@suse.de>
18818 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18819 for decl-vs-decl disambiguation.
18821 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18823 * config/s390/s390.h (s390_tune_attr): New macro definition.
18824 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18826 2009-04-17 Richard Guenther <rguenther@suse.de>
18828 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18829 (fold_stmt_r): Likewise.
18830 (maybe_fold_reference): New function.
18831 (fold_gimple_assign): Handle cases fold_stmt_r did.
18832 (fold_stmt): Do not use fold_stmt_r.
18833 (fold_stmt_inplace): Likewise.
18835 2009-04-17 Richard Guenther <rguenther@suse.de>
18837 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18838 (record_equivalences_from_stmt): Remove useless checks and
18840 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18841 the type is already suitable.
18843 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18845 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18847 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18849 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18850 (CMPtype): Define as __gcc_CMPtype.
18852 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18854 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18855 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18857 2009-04-17 Richard Guenther <rguenther@suse.de>
18859 PR tree-optimization/39746
18860 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18861 special-casing for builtins and static variable use/def.
18862 (call_may_clobber_ref_p_1): Likewise.
18864 2009-04-16 Ian Lance Taylor <iant@google.com>
18866 * df.h: Include "timevar.h".
18867 (struct df_problem): Change tv_id field to timevar_id_t.
18868 * tree-pass.h: Include "timevar.h".
18869 (struct opt_pass): Change tv_id field to timevar_id_t.
18870 * timevar.h (timevar_id_t): Define TV_NONE.
18871 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18872 TV_NONE rather than tv_id != 0.
18873 (execute_one_pass): Likewise.
18874 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18875 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18876 dependencies to $(TREE_PASS_H).
18877 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18879 (pass_branch_target_load_optimize2): Likewise.
18880 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18881 (pass_outof_cfg_layout_mode): Likewise.
18882 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18883 (pass_rebuild_cgraph_edges): Likewise.
18884 (pass_remove_cgraph_callee_edges): Likewise.
18885 * df-core.c (pass_df_initialize_opt): Likewise.
18886 (pass_df_initialize_no_opt): Likewise.
18887 (pass_df_finish): Likewise.
18888 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18889 * except.c (pass_set_nothrow_function_flags): Likewise.
18890 (pass_convert_to_eh_region_ranges): Likewise.
18891 * final.c (pass_compute_alignments): Likewise.
18892 * function.c (pass_instantiate_virtual_regs): Likewise.
18893 (pass_init_function): Likewise.
18894 (pass_leaf_regs): Likewise.
18895 (pass_match_asm_constraints): Likewise.
18896 * gimple-low.c (pass_lower_cf): Likewise.
18897 (pass_mark_used_blocks): Likewise.
18898 * init-regs.c (pass_initialize_regs): Likewise.
18899 * integrate.c (pass_initial_value_sets): Likewise.
18900 * ira.c (pass_ira): Likewise.
18901 * jump.c (pass_cleanup_barriers): Likewise.
18902 * omp-low.c (pass_expand_omp): Likewise.
18903 (pass_lower_omp): Likewise.
18904 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18905 * recog.c (pass_split_all_insns): Likewise.
18906 (pass_split_after_reload): Likewise.
18907 (pass_split_before_regstack): Likewise.
18908 (pass_split_before_sched2): Likewise.
18909 (pass_split_for_shorten_branches): Likewise.
18910 * reginfo.c (pass_reginfo_init): Likewise.
18911 (pass_subregs_of_mode_init): Likewise.
18912 (pass_subregs_of_mode_finish): Likewise.
18913 * passes.c (pass_postreload): Likewise.
18914 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18915 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18916 (pass_warn_function_return): Likewise.
18917 (pass_warn_function_noreturn): Likewise.
18918 * tree-complex.c (pass_lower_complex): Likewise.
18919 (pass_lower_complex_O0): Likewise.
18920 * tree-if-conv.c (pass_if_conversion): Likewise.
18921 * tree-into-ssa.c (pass_build_ssa): Likewise.
18922 * tree-mudflap.c (pass_mudflap_1): Likewise.
18923 (pass_mudflap_2): Likewise.
18924 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18925 (pass_mudflap_2): Likewise.
18926 * tree-nrv.c (pass_return_slot): Likewise.
18927 * tree-object-size.c (pass_object_sizes): Likewise.
18928 * tree-optimize.c (pass_all_optimizations): Likewise.
18929 (pass_early_local_passes): Likewise.
18930 (pass_all_early_optimizations): Likewise.
18931 (pass_cleanup_cfg): Likewise.
18932 (pass_cleanup_cfg_post_optimizing): Likewise.
18933 (pass_free_datastructures): Likewise.
18934 (pass_free_cfg_annotations): Likewise.
18935 (pass_fixup_cfg): Likewise.
18936 (pass_init_datastructures): Likewise.
18937 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18938 (pass_late_warn_uninitialized): Likewise.
18939 (pass_update_address_taken): Likewise.
18940 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18941 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18942 (pass_cse_sincos): Likewise.
18943 (pass_convert_to_rsqrt): Likewise.
18944 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18945 * tree-stdarg.c (pass_stdarg): Likewise.
18946 * tree-tailcall.c (pass_tail_recursion): Likewise.
18947 (pass_tail_calls): Likewise.
18948 * tree-vect-generic.c (pass_lower_vector): Likewise.
18949 (pass_lower_vector_ssa): Likewise.
18950 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18952 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18954 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18956 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18958 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18959 logical and signext.
18961 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18964 * config/sh/predicates.md (arith_operand): Check if the operand
18965 of TRUNCATE is a REG.
18967 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18969 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18970 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18972 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18974 * tree-iterator.c (tsi_split_statement_list_after,
18975 tsi_split_statement_list_before): Remove.
18976 * tree-iterator.h: Remove the prototypes for
18977 tsi_split_statement_list_after and tsi_split_statement_list_before.
18979 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18981 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18982 * tree-ssa-propagate.h: Remove the prototype for
18983 stmt_makes_single_load.
18985 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18987 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18988 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18990 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18992 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18994 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18996 * except.c (eh_region_outer_p): Remove.
18997 * except.h: Remove the prototype for eh_region_outer_p.
18999 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
19001 * function.c (current_function_assembler_name): Remove.
19002 * function.h: Remove the prototype for
19003 current_function_assembler_name.
19005 2009-04-16 Ian Lance Taylor <iant@google.com>
19007 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
19008 (add_reg_note): Call alloc_reg_note.
19009 * rtl.h (alloc_reg_note): Declare.
19010 * combine.c (try_combine): Use alloc_reg_note.
19011 (recog_for_combine, move_deaths): Likewise.
19012 (distribute_notes): Use alloc_reg_note and add_reg_note.
19013 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
19014 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
19015 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
19017 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
19019 PR rtl-optimization/39762
19020 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
19021 ira_may_move_out_cost): Add comments about way of their usage.
19022 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
19024 * ira-conflicts.c (process_regs_for_copy): Use function
19025 ira_get_register_move_cost instead of global
19026 ira_register_move_cost.
19028 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
19029 color_pass, move_spill_restore, update_curr_costs): Ditto.
19031 * ira-lives.c (process_single_reg_class_operands): Ditto.
19033 * ira-emit.c (emit_move_list): Ditto.
19035 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
19036 (record_reg_classes): Ditto. Use functions
19037 ira_get_register_move_cost and ira_get_may_move_cost instead of
19038 global vars ira_register_move_cost, ira_may_move_out_cost and
19039 ira_may_move_in_cost.
19040 (record_address_regs): Don't call ira_init_register_move_cost.
19041 Use function ira_get_may_move_cost instead of global
19042 ira_may_move_in_cost.
19043 (process_bb_node_for_hard_reg_moves): Use function
19044 ira_get_register_move_cost instead of global ira_register_move_cost.
19045 (ira_costs): Don't call ira_init_register_move_cost.
19047 2009-04-16 Richard Guenther <rguenther@suse.de>
19049 * tree-cfg.c (verify_gimple_assign_binary):
19050 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
19051 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
19052 (create_general_new_stmt): Note that this function is broken.
19054 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19056 * common.opt (fhelp): Add Var(help_flag).
19057 * gcc-plugin.h (plugin_info): Add help.
19058 * plugin.c (plugin_name_args): Add help.
19059 (register_plugin_info): Set plugin->help.
19060 (print_help_one_plugin): New.
19061 (print_plugins_help): New.
19062 * plugin.h (print_plugins_help): New.
19063 * toplev.c (toplev_main): Call print_plugins_help if needed.
19065 2009-04-16 Richard Guenther <rguenther@suse.de>
19067 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
19068 (gimple_ior_addresses_taken_1): New function.
19069 (gimple_ior_addresses_taken): Likewise.
19070 * gimple.h (struct gimple_statement_with_ops_base): Remove
19071 addresses_taken member.
19072 (gimple_ior_addresses_taken): Declare.
19073 (gimple_addresses_taken, gimple_addresses_taken_ptr,
19074 gimple_set_addresses_taken): Remove.
19075 * ipa-reference.c (mark_address): New function.
19076 (scan_stmt_for_static_refs): Use it for marking addresses taken.
19077 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
19078 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
19079 (gimple_add_to_addresses_taken): Remove.
19080 (get_tmr_operands): Call mark_address_taken.
19081 (get_asm_expr_operands): Likewise.
19082 (get_expr_operands): Likewise.
19083 (build_ssa_operands): Do not clear the addresses_taken bitmap.
19084 (free_stmt_operands): Do not free it.
19085 * tree-ssa.c (delete_tree_ssa): Likewise.
19086 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
19088 2009-04-16 Richard Guenther <rguenther@suse.de>
19090 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
19091 (walk_stmt_load_store_ops): Likewise.
19092 * gimple.c (get_base_loadstore): New function.
19093 (walk_stmt_load_store_addr_ops): Likewise.
19094 (walk_stmt_load_store_ops): Likewise.
19095 * ipa-pure-const.c (check_op): Simplify.
19096 (check_load, check_store): New functions.
19097 (check_stmt): Use walk_stmt_load_store_ops.
19098 * ipa-reference.c (mark_load): Adjust signature.
19099 (mark_store): Likewise.
19100 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
19102 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19104 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
19105 (plugin_info): New.
19106 * opts.c (common_handle_option): Don't call print_version.
19107 * plugin.c (plugin_name_args): Add version.
19108 (register_plugin_info): New.
19109 (register_callback): Handle PLUGIN_INFO.
19110 (try_init_one_plugin): New.
19111 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19113 (finalize_one_plugin): New.
19114 (finalize_plugins): New.
19115 (print_one_plugin): New.
19116 (print_plugins_versions): New.
19117 * plugin.h (print_plugins_versions): New.
19118 (finalize_plugins): New.
19119 * toplev.c (compile_file): Don't call initialize_plugins.
19120 (print_version): Call print_plugins_versions.
19121 (toplev_main): Call initialize_plugins. Print version if needed.
19122 Call finalize_plugins.
19124 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19126 * common.opt (fversion): New.
19127 * gcc.c (print_version): New.
19128 (process_command): Don't print the version. Just set print_version.
19129 (main): Print version. Call subprocesses if print_version and
19130 verbose_flag are set.
19131 * opts.c (common_handle_option): Handle OPT_fversion.
19133 2009-04-16 Richard Guenther <rguenther@suse.de>
19134 Ira Rosen <irar@il.ibm.com>
19136 PR tree-optimization/39698
19137 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19138 type of the reduction variable. Only generate the def if
19141 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19142 make sure to first convert to an integer of the same precision.
19143 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19144 the type of the evolution correctly in computing the new
19145 induction variable base.
19147 2009-04-16 Richard Guenther <rguenther@suse.de>
19149 PR middle-end/39625
19150 * tree-cfg.c (make_blocks): Split statements with to-be
19151 abnormal SSA names on the lhs.
19153 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19155 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19156 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19157 * c-typeck.c (really_start_incremental_init): Likewise.
19158 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19159 (TARGET_INITIALIZER): Remove it.
19160 * target.h (struct target): Remove vector_opaque_p.
19161 * tree.c (build_opaque_vector_type): New.
19162 * tree.h (TYPE_VECTOR_OPAQUE): New.
19163 (build_opaque_vector_type): Declare.
19164 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19165 * config/rs6000/rs6000.c (build_opaque_vector_type,
19166 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19167 (rs6000_init_builtins): Use build_opaque_vector_type for
19168 opaque_V4SI_type_node.
19170 2009-04-15 Catherine Moore <clm@codesourcery.com>
19172 * debug.h (set_name): Declare.
19173 * dwarf2out.c (dwarf2out_set_name): Declare.
19174 (dwarf2_debug_hooks): Add set_name.
19175 (find_AT_string): New.
19176 (add_AT_string): Call find_AT_string.
19177 (dwarf2out_set_name): New.
19178 * cp/decl.c (grokdeclarator): Call set_name.
19179 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19180 * debug.c (do_nothing_debug_hooks): Likewise.
19181 * dbxout.c (dbx_debug_hooks): Likewise.
19182 * sdbout.c (sdb_debug_hooks): Likewise.
19184 2009-04-15 Michael Eager <eager@eagercon.com>
19186 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19187 reg for single-precision FPU.
19188 * config/rs6000/rs6000.md (movsi_internal1): Only for
19189 !TARGET_SINGLE_FPU.
19190 (movsi_internal1_single): New. Add pattern to move SI values to/from
19191 single-precision FP regs.
19193 2009-04-15 Richard Guenther <rguenther@suse.de>
19195 * omp-low.c (lower_rec_input_clauses): Build correct address
19197 (expand_omp_for_generic): Fix multiplication type.
19198 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19199 (generate_memset_zero): Fix types.
19200 * tree-profile.c (prepare_instrumented_value): Correctly
19203 2009-04-15 Ian Lance Taylor <iant@google.com>
19205 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19206 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19207 for -Wall and for -Wc++-compat.
19208 (c_common_post_options): For C++, set warn_enum_compare if not
19210 * c-tree.h (struct c_expr): Add field original_type.
19211 (build_external_ref): Update declaration.
19212 * c-parser.c (c_parser_braced_init): Set original_type.
19213 (c_parser_initelt): Likewise.
19214 (c_parser_expr_no_commas): Likewise.
19215 (c_parser_conditional_expression): Likewise.
19216 (c_parser_cast_expression): Likewise.
19217 (c_parser_unary_expression): Likewise. Pull setting of
19218 original_code to top of function.
19219 (c_parser_sizeof_expression): Set original_type.
19220 (c_parser_alignof_expression): Likewise.
19221 (c_parser_postfix_expression): Likewise. Pull setting of
19222 original_code to top of function.
19223 (c_parser_postfix_expression_after_paren_type): Set original_type.
19224 (c_parser_postfix_expression_after_primary): Likewise.
19225 (c_parser_expression): Likewise.
19226 * c-typeck.c (build_external_ref): Add type parameter. Change all
19228 (c_expr_sizeof_expr): Set original_type field.
19229 (parser_build_unary_op): Likewise.
19230 (parser_build_binary_op): Likewise. Optionally warn about
19231 comparisons of enums of different types.
19232 (digest_init): Set original_type field.
19233 (really_start_incremental_init): Likewise.
19234 (push_init_level, pop_init_level): Likewise.
19235 * doc/invoke.texi (Warning Options): -Wenum-compare now
19238 2009-04-15 Richard Guenther <rguenther@suse.de>
19240 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19241 out a necessary conversion.
19242 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19243 names we didn't value number.
19244 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19246 2009-04-15 Richard Guenther <rguenther@suse.de>
19248 PR tree-optimization/39764
19249 * tree-ssa-ccp.c (get_value): Canonicalize value with
19250 canonicalize_float_value.
19252 2009-04-15 Jan Hubicka <jh@suse.cz>
19254 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19255 Wrong version of patch.
19257 2009-04-15 Jan Hubicka <jh@suse.cz>
19259 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19261 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19263 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19264 our distinct integral and vector types.
19266 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19268 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19269 * init.c (build_vtbl_address): Remove call to assemble_external.
19271 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19273 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19274 output for other floating point modes.
19276 2009-04-14 Diego Novillo <dnovillo@google.com>
19278 * diagnostic.c (diagnostic_report_diagnostic): Do not
19279 warn about loaded plugins for DK_ERROR and DK_WARNING.
19280 * c-decl.c (declspecs_add_type): Move call to
19281 invoke_plugin_callbacks ...
19282 * c-parser.c (c_parser_declspecs): ... here.
19283 * plugin.c (dump_active_plugins): Tidy output.
19285 2009-04-14 Diego Novillo <dnovillo@google.com>
19286 Le-Chun Wu <lcwu@google.com>
19288 * configure.ac: Add --enable-plugin support.
19289 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19290 * Makefile.in (PLUGIN_H): Define.
19291 Export ENABLE_PLUGIN and GMPINC to site.exp.
19292 Add PLUGINLIBS to link command.
19293 Add/modify dependencies for plugin.o and files including plugin.h.
19295 * config.in: Regenerate.
19297 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19300 2009-04-14 Le-Chun Wu <lcwu@google.com>
19302 * tree-pass.h (register_one_dump_file): Add a prototype for
19303 register_one_dump_file.
19304 * toplev.c (compile_file): Call initialize_plugins.
19305 (do_compile): Call invoke_plugin_callbacks.
19306 (toplev_main): Call invoke_plugin_callbacks.
19307 * common.opt: Add -fplugin= and -fplugin-arg-.
19308 * gcc-plugin.h: New public header file for plugins to include.
19309 * plugin.c: New source file.
19310 * plugin.h: New internal header file.
19311 * passes.c (register_one_dump_file): Make it external.
19313 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19315 2009-04-14 Diego Novillo <dnovillo@google.com>
19317 * doc/plugins.texi: New.
19318 * doc/gccint.texi: Add reference to Plugins chapter.
19319 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19320 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19321 loaded plugins, if any.
19322 * timevar.def (TV_PLUGIN_INIT): Define.
19323 (TV_PLUGIN_RUN): Define.
19324 * plugin.c: Include timevar.h
19325 (plugins_active_p): New.
19326 (dump_active_plugins): New.
19327 (debug_active_plugins): New.
19329 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19331 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19333 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19335 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19337 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19338 the same as a minus without a shift.
19340 2009-04-14 Nick Clifton <nickc@redhat.com>
19342 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19343 comparisons with small integers will always produce a short
19346 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19349 2008-12-19 Diego Novillo <dnovillo@google.com>
19351 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19353 2009-04-14 Richard Guenther <rguenther@suse.de>
19355 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19357 (verify_gimple_assign_binary): Likewise. Handle shifts and
19359 (verify_gimple_phi): Print the mismatched argument position.
19360 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19362 (vect_update_init_of_dr): Likewise.
19363 * matrix-reorg.c (transform_access_sites): Do what the
19365 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19367 2009-04-13 Michael Eager <eager@eagercon.com>
19369 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19370 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19371 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19372 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19373 remove duplicate config
19375 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19377 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19378 file_name:line_number type locator of the call site.
19380 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19382 * genautomata.c: Put blank after comma.
19383 (automaton_decls): New.
19384 (struct unit_usage): Add comments to member next.
19385 (store_alt_unit_usage): Keep the list ordered.
19386 (unit_present_on_list_p, equal_alternatives_p): New.
19387 (check_regexp_units_distribution): Check units distribution
19388 correctness correctly.
19389 (main): Don't write automata if error is found. Return correct
19392 * config/m68k/cf.md (cfv4_ds): Remove.
19393 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19394 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19396 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19397 power4-load-ext, power4-store, power4-store-update,
19398 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19399 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19400 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19401 power4-sqrt, power4-isync): Modify reservation to make correct
19402 unit distribution to automata.
19404 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19405 power5-store-update, power5-two, power5-three, power5-lmul,
19406 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19408 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19410 * except.c (pass_set_nothrow_function_flags): Set name and add
19412 (set_nothrow_function_flags): Mention in the dump file when
19413 changing a function to nothrow.
19415 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19418 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19419 instead of unsigned long.
19421 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19423 * config/arm/arm.c (return_used_this_function): Remove.
19424 (arm_output_function_prologue): Remove use of
19425 return_used_this_function.
19426 (output_return_instruction): Replace use of
19427 return_used_this_function
19428 by cfun->machine->return_used_this_function.
19429 (arm_output_epilogue): Likewise.
19430 (arm_output_function_epilogue): Likewise.
19431 (thumb_unexpanded_epilogue): Likewise.
19432 * config/arm/arm.h (struct machine_function):
19433 New member return_used_this_function.
19435 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19437 * doc/install.texi: Correct description of default directory for
19438 --with-gxx-include-dir.
19440 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19442 * fold-const.c (build_range_check): Properly deal with enumeral and
19443 boolean base types.
19445 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19447 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19448 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19449 * params.h (MAX_GCSE_PASSES): Remove.
19450 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19451 in sequence. Remove ability to run multiple passes.
19452 (bypass_jumps): Report run as third CPROP pass.
19454 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19456 PR middle-end/39651
19457 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19458 when deciding whether the whole SEQUENCE can throw.
19460 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19463 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19464 offseted label references.
19466 2009-04-11 Jan Hubicka <jh@suse.cz>
19468 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19470 2009-04-11 Richard Guenther <rguenther@suse.de>
19472 PR middle-end/39732
19473 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19474 return variables as TREE_ADDRESSABLE.
19476 2009-04-11 Richard Guenther <rguenther@suse.de>
19478 PR tree-optimization/39713
19479 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19480 reference trees have SSA_NAME operands.
19482 2009-04-11 Richard Guenther <rguenther@suse.de>
19485 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19486 address expressions.
19488 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19490 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19491 match changes in Cygwin 1.7
19492 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19493 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19495 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19497 PR tree-optimization/39701
19498 * doc/invoke.texi (Optimization Options): Document change in
19499 meaning and initialization of -fdelete-null-pointer-checks.
19501 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19503 PR middle-end/39701
19504 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19506 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19509 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19511 2009-04-10 Chao-ying Fu <fu@mips.com>
19513 * doc/tm.texi (Instruction Output): Document
19514 TARGET_ASM_FINAL_POSTSCAN_INSN.
19515 * target.h (final_postscan_insn): New field in asm_out.
19516 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19517 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19518 * final.c (final_scan_insn): Call
19519 targetm.asm_out.final_postscan_insn after outputting
19520 an asm macro and a normal instruction.
19522 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19523 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19524 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19525 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19526 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19528 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19530 PR middle-end/39701
19531 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19532 variables as non-NULL even with -fdelete-null-pointer-checks.
19534 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19536 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19538 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19541 * config/i386/i386.c (classify_argument): Handle SCmode with
19542 (bit_offset % 64) != 0.
19544 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19546 * doc/invoke.texi (Optimize Options): Add cross-reference to
19547 -Q --help=optimizers examples.
19549 2009-04-10 Ben Elliston <bje@au.ibm.com>
19552 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19553 regalign for the reg == fpr and TDmode case.
19555 2009-04-09 David Ayers <ayers@fsfe.org>
19558 * objc/objc-act.c (warn_with_method): Remove helper function.
19559 (check_duplicates): Call warning and inform directly.
19560 (really_start_method): Likewise.
19562 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19564 * expmed.c (expand_divmod): Always use a comparison for a division
19565 by a large unsigned integer.
19567 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19568 for things others than variables or functions as nonzero.
19570 2009-04-09 Nick Clifton <nickc@redhat.com>
19572 * unwind-compat.c: Change copyright header to refer to version
19573 3 of the GNU General Public License with version 3.1 of the
19574 GCC Runtime Library Exception and to point readers at the
19575 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19576 * config/alpha/crtfastmath.c: Likewise.
19577 * config/alpha/linux-unwind.h: Likewise.
19578 * config/alpha/qrnnd.asm: Likewise.
19579 * config/alpha/vms-crt0-64.c: Likewise.
19580 * config/alpha/vms-crt0.c: Likewise.
19581 * config/alpha/vms-dwarf2.asm: Likewise.
19582 * config/alpha/vms-dwarf2eh.asm: Likewise.
19583 * config/alpha/vms-psxcrt0-64.c: Likewise.
19584 * config/alpha/vms-psxcrt0.c: Likewise.
19585 * config/alpha/vms_tramp.asm: Likewise.
19586 * config/arc/initfini.c: Likewise.
19587 * config/arc/lib1funcs.asm: Likewise.
19588 * config/arm/bpabi-v6m.S: Likewise.
19589 * config/arm/bpabi.S: Likewise.
19590 * config/arm/bpabi.c: Likewise.
19591 * config/arm/crti.asm: Likewise.
19592 * config/arm/crtn.asm: Likewise.
19593 * config/arm/ieee754-df.S: Likewise.
19594 * config/arm/ieee754-sf.S: Likewise.
19595 * config/arm/lib1funcs.asm: Likewise.
19596 * config/arm/libunwind.S: Likewise.
19597 * config/arm/linux-atomic.c: Likewise.
19598 * config/arm/mmintrin.h: Likewise.
19599 * config/arm/pr-support.c: Likewise.
19600 * config/arm/unaligned-funcs.c: Likewise.
19601 * config/arm/unwind-arm.c: Likewise.
19602 * config/arm/unwind-arm.h: Likewise.
19603 * config/avr/libgcc.S: Likewise.
19604 * config/bfin/crti.s: Likewise.
19605 * config/bfin/crtlibid.s: Likewise.
19606 * config/bfin/crtn.s: Likewise.
19607 * config/bfin/lib1funcs.asm: Likewise.
19608 * config/bfin/linux-unwind.h: Likewise.
19609 * config/cris/arit.c: Likewise.
19610 * config/cris/cris_abi_symbol.c: Likewise.
19611 * config/darwin-64.c: Likewise.
19612 * config/darwin-crt2.c: Likewise.
19613 * config/darwin-crt3.c: Likewise.
19614 * config/darwin.h: Likewise.
19615 * config/dbxelf.h: Likewise.
19616 * config/dfp-bit.c: Likewise.
19617 * config/dfp-bit.h: Likewise.
19618 * config/elfos.h: Likewise.
19619 * config/fixed-bit.c: Likewise.
19620 * config/fixed-bit.h: Likewise.
19621 * config/fp-bit.c: Likewise.
19622 * config/fp-bit.h: Likewise.
19623 * config/fr30/crti.asm: Likewise.
19624 * config/fr30/crtn.asm: Likewise.
19625 * config/fr30/lib1funcs.asm: Likewise.
19626 * config/freebsd-spec.h: Likewise.
19627 * config/frv/cmovd.c: Likewise.
19628 * config/frv/cmovh.c: Likewise.
19629 * config/frv/cmovw.c: Likewise.
19630 * config/frv/frvbegin.c: Likewise.
19631 * config/frv/frvend.c: Likewise.
19632 * config/frv/lib1funcs.asm: Likewise.
19633 * config/glibc-stdint.h: Likewise.
19634 * config/h8300/clzhi2.c: Likewise.
19635 * config/h8300/crti.asm: Likewise.
19636 * config/h8300/crtn.asm: Likewise.
19637 * config/h8300/ctzhi2.c: Likewise.
19638 * config/h8300/fixunssfsi.c: Likewise.
19639 * config/h8300/lib1funcs.asm: Likewise.
19640 * config/h8300/parityhi2.c: Likewise.
19641 * config/h8300/popcounthi2.c: Likewise.
19642 * config/i386/ammintrin.h: Likewise.
19643 * config/i386/att.h: Likewise.
19644 * config/i386/avxintrin.h: Likewise.
19645 * config/i386/biarch64.h: Likewise.
19646 * config/i386/bmmintrin.h: Likewise.
19647 * config/i386/cpuid.h: Likewise.
19648 * config/i386/cross-stdarg.h: Likewise.
19649 * config/i386/crtfastmath.c: Likewise.
19650 * config/i386/crtprec.c: Likewise.
19651 * config/i386/cygming-crtbegin.c: Likewise.
19652 * config/i386/cygming-crtend.c: Likewise.
19653 * config/i386/cygwin.asm: Likewise.
19654 * config/i386/emmintrin.h: Likewise.
19655 * config/i386/gmm_malloc.h: Likewise.
19656 * config/i386/gthr-win32.c: Likewise.
19657 * config/i386/i386.h: Likewise.
19658 * config/i386/immintrin.h: Likewise.
19659 * config/i386/linux-unwind.h: Likewise.
19660 * config/i386/linux64.h: Likewise.
19661 * config/i386/mm3dnow.h: Likewise.
19662 * config/i386/mmintrin-common.h: Likewise.
19663 * config/i386/mmintrin.h: Likewise.
19664 * config/i386/nmmintrin.h: Likewise.
19665 * config/i386/pmm_malloc.h: Likewise.
19666 * config/i386/pmmintrin.h: Likewise.
19667 * config/i386/smmintrin.h: Likewise.
19668 * config/i386/sol2-c1.asm: Likewise.
19669 * config/i386/sol2-ci.asm: Likewise.
19670 * config/i386/sol2-cn.asm: Likewise.
19671 * config/i386/sol2-gc1.asm: Likewise.
19672 * config/i386/tmmintrin.h: Likewise.
19673 * config/i386/unix.h: Likewise.
19674 * config/i386/w32-unwind.h: Likewise.
19675 * config/i386/wmmintrin.h: Likewise.
19676 * config/i386/x86-64.h: Likewise.
19677 * config/i386/x86intrin.h: Likewise.
19678 * config/i386/xmmintrin.h: Likewise.
19679 * config/ia64/crtbegin.asm: Likewise.
19680 * config/ia64/crtend.asm: Likewise.
19681 * config/ia64/crtfastmath.c: Likewise.
19682 * config/ia64/crti.asm: Likewise.
19683 * config/ia64/crtn.asm: Likewise.
19684 * config/ia64/fde-glibc.c: Likewise.
19685 * config/ia64/lib1funcs.asm: Likewise.
19686 * config/ia64/linux-unwind.h: Likewise.
19687 * config/ia64/quadlib.c: Likewise.
19688 * config/ia64/unwind-ia64.c: Likewise.
19689 * config/linux.h: Likewise.
19690 * config/m32c/m32c-lib1.S: Likewise.
19691 * config/m32c/m32c-lib2-trapv.c: Likewise.
19692 * config/m32c/m32c-lib2.c: Likewise.
19693 * config/m32r/initfini.c: Likewise.
19694 * config/m68hc11/larith.asm: Likewise.
19695 * config/m68hc11/m68hc11-crt0.S: Likewise.
19696 * config/m68k/cf.md: Likewise.
19697 * config/m68k/crti.s: Likewise.
19698 * config/m68k/crtn.s: Likewise.
19699 * config/m68k/lb1sf68.asm: Likewise.
19700 * config/m68k/linux-unwind.h: Likewise.
19701 * config/mcore/crti.asm: Likewise.
19702 * config/mcore/crtn.asm: Likewise.
19703 * config/mcore/lib1.asm: Likewise.
19704 * config/mips/linux-unwind.h: Likewise.
19705 * config/mips/loongson.h: Likewise.
19706 * config/mips/mips16.S: Likewise.
19707 * config/mmix/crti.asm: Likewise.
19708 * config/mmix/crtn.asm: Likewise.
19709 * config/pa/fptr.c: Likewise.
19710 * config/pa/hpux-unwind.h: Likewise.
19711 * config/pa/lib2funcs.asm: Likewise.
19712 * config/pa/linux-atomic.c: Likewise.
19713 * config/pa/linux-unwind.h: Likewise.
19714 * config/pa/milli64.S: Likewise.
19715 * config/pa/quadlib.c: Likewise.
19716 * config/pa/stublib.c: Likewise.
19717 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19718 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19719 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19720 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19721 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19722 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19723 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19724 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19725 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19726 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19727 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19728 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19729 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19730 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19731 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19732 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19733 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19734 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19735 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19736 * config/rs6000/750cl.h: Likewise.
19737 * config/rs6000/altivec.h: Likewise.
19738 * config/rs6000/biarch64.h: Likewise.
19739 * config/rs6000/crtresfpr.asm: Likewise.
19740 * config/rs6000/crtresgpr.asm: Likewise.
19741 * config/rs6000/crtresxfpr.asm: Likewise.
19742 * config/rs6000/crtresxgpr.asm: Likewise.
19743 * config/rs6000/crtsavfpr.asm: Likewise.
19744 * config/rs6000/crtsavgpr.asm: Likewise.
19745 * config/rs6000/darwin-asm.h: Likewise.
19746 * config/rs6000/darwin-fallback.c: Likewise.
19747 * config/rs6000/darwin-fpsave.asm: Likewise.
19748 * config/rs6000/darwin-ldouble.c: Likewise.
19749 * config/rs6000/darwin-tramp.asm: Likewise.
19750 * config/rs6000/darwin-unwind.h: Likewise.
19751 * config/rs6000/darwin-vecsave.asm: Likewise.
19752 * config/rs6000/darwin-world.asm: Likewise.
19753 * config/rs6000/e500crtres32gpr.asm: Likewise.
19754 * config/rs6000/e500crtres64gpr.asm: Likewise.
19755 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19756 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19757 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19758 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19759 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19760 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19761 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19762 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19763 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19764 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19765 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19766 * config/rs6000/eabi-ci.asm: Likewise.
19767 * config/rs6000/eabi-cn.asm: Likewise.
19768 * config/rs6000/eabi.asm: Likewise.
19769 * config/rs6000/linux-unwind.h: Likewise.
19770 * config/rs6000/linux64.h: Likewise.
19771 * config/rs6000/paired.h: Likewise.
19772 * config/rs6000/paired.md: Likewise.
19773 * config/rs6000/ppc64-fp.c: Likewise.
19774 * config/rs6000/ppu_intrinsics.h: Likewise.
19775 * config/rs6000/rs6000.h: Likewise.
19776 * config/rs6000/si2vmx.h: Likewise.
19777 * config/rs6000/sol-ci.asm: Likewise.
19778 * config/rs6000/sol-cn.asm: Likewise.
19779 * config/rs6000/spe.h: Likewise.
19780 * config/rs6000/spu2vmx.h: Likewise.
19781 * config/rs6000/sysv4.h: Likewise.
19782 * config/rs6000/tramp.asm: Likewise.
19783 * config/rs6000/vec_types.h: Likewise.
19784 * config/s390/linux-unwind.h: Likewise.
19785 * config/s390/tpf-unwind.h: Likewise.
19786 * config/score/crti.asm: Likewise.
19787 * config/score/crtn.asm: Likewise.
19788 * config/sh/crt1.asm: Likewise.
19789 * config/sh/crti.asm: Likewise.
19790 * config/sh/crtn.asm: Likewise.
19791 * config/sh/divtab-sh4-300.c: Likewise.
19792 * config/sh/divtab-sh4.c: Likewise.
19793 * config/sh/divtab.c: Likewise.
19794 * config/sh/lib1funcs-4-300.asm: Likewise.
19795 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19796 * config/sh/lib1funcs.asm: Likewise.
19797 * config/sh/lib1funcs.h: Likewise.
19798 * config/sh/linux-atomic.asm: Likewise.
19799 * config/sh/linux-unwind.h: Likewise.
19800 * config/sh/shmedia.h: Likewise.
19801 * config/sh/sshmedia.h: Likewise.
19802 * config/sh/ushmedia.h: Likewise.
19803 * config/sparc/crtfastmath.c: Likewise.
19804 * config/sparc/linux-unwind.h: Likewise.
19805 * config/sparc/sol2-c1.asm: Likewise.
19806 * config/sparc/sol2-ci.asm: Likewise.
19807 * config/sparc/sol2-cn.asm: Likewise.
19808 * config/spu/divmodti4.c: Likewise.
19809 * config/spu/divv2df3.c: Likewise.
19810 * config/spu/float_disf.c: Likewise.
19811 * config/spu/float_unsdidf.c: Likewise.
19812 * config/spu/float_unsdisf.c: Likewise.
19813 * config/spu/float_unssidf.c: Likewise.
19814 * config/spu/mfc_multi_tag_release.c: Likewise.
19815 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19816 * config/spu/mfc_tag_release.c: Likewise.
19817 * config/spu/mfc_tag_reserve.c: Likewise.
19818 * config/spu/mfc_tag_table.c: Likewise.
19819 * config/spu/multi3.c: Likewise.
19820 * config/spu/spu_internals.h: Likewise.
19821 * config/spu/spu_intrinsics.h: Likewise.
19822 * config/spu/spu_mfcio.h: Likewise.
19823 * config/spu/vec_types.h: Likewise.
19824 * config/spu/vmx2spu.h: Likewise.
19825 * config/stormy16/stormy16-lib2.c: Likewise.
19826 * config/svr4.h: Likewise.
19827 * config/sync.c: Likewise.
19828 * config/v850/lib1funcs.asm: Likewise.
19829 * config/vxlib-tls.c: Likewise.
19830 * config/vxlib.c: Likewise.
19831 * config/vxworks-dummy.h: Likewise.
19832 * config/xtensa/crti.asm: Likewise.
19833 * config/xtensa/crtn.asm: Likewise.
19834 * config/xtensa/ieee754-df.S: Likewise.
19835 * config/xtensa/ieee754-sf.S: Likewise.
19836 * config/xtensa/lib1funcs.asm: Likewise.
19837 * config/xtensa/lib2funcs.S: Likewise.
19838 * config/xtensa/linux-unwind.h: Likewise.
19839 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19840 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19841 * coretypes.h: Likewise.
19842 * crtstuff.c: Likewise.
19843 * defaults.h: Likewise.
19844 * dwarf2.h: Likewise.
19845 * emutls.c: Likewise.
19846 * gbl-ctors.h: Likewise.
19847 * gcov-io.h: Likewise.
19848 * ginclude/float.h: Likewise.
19849 * ginclude/iso646.h: Likewise.
19850 * ginclude/stdarg.h: Likewise.
19851 * ginclude/stdbool.h: Likewise.
19852 * ginclude/stddef.h: Likewise.
19853 * ginclude/stdfix.h: Likewise.
19854 * ginclude/stdint-gcc.h: Likewise.
19855 * ginclude/tgmath.h: Likewise.
19856 * gthr-aix.h: Likewise.
19857 * gthr-dce.h: Likewise.
19858 * gthr-gnat.c: Likewise.
19859 * gthr-gnat.h: Likewise.
19860 * gthr-lynx.h: Likewise.
19861 * gthr-mipssde.h: Likewise.
19862 * gthr-nks.h: Likewise.
19863 * gthr-posix.c: Likewise.
19864 * gthr-posix.h: Likewise.
19865 * gthr-posix95.h: Likewise.
19866 * gthr-rtems.h: Likewise.
19867 * gthr-single.h: Likewise.
19868 * gthr-solaris.h: Likewise.
19869 * gthr-tpf.h: Likewise.
19870 * gthr-vxworks.h: Likewise.
19871 * gthr-win32.h: Likewise.
19872 * gthr.h: Likewise.
19873 * libgcc2.c: Likewise.
19874 * libgcc2.h: Likewise.
19875 * libgcov.c: Likewise.
19876 * tsystem.h: Likewise.
19877 * typeclass.h: Likewise.
19878 * unwind-c.c: Likewise.
19879 * unwind-compat.h: Likewise.
19880 * unwind-dw2-fde-compat.c: Likewise.
19881 * unwind-dw2-fde-darwin.c: Likewise.
19882 * unwind-dw2-fde-glibc.c: Likewise.
19883 * unwind-dw2-fde.c: Likewise.
19884 * unwind-dw2-fde.h: Likewise.
19885 * unwind-dw2.c: Likewise.
19886 * unwind-dw2.h: Likewise.
19887 * unwind-generic.h: Likewise.
19888 * unwind-pe.h: Likewise.
19889 * unwind-sjlj.c: Likewise.
19890 * unwind.inc: Likewise.
19891 * config/arm/neon-gen.ml: Change generated copyright header to
19892 refer to version 3 of the GNU General Public License with
19893 version 3.1 of the GCC Runtime Library Exception and to point
19894 readers at the COPYING3 and COPYING3.RUNTIME files and the
19895 FSF's license web page.
19896 * config/arm/arm_neon.h: Regenerate.
19898 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19900 * config/cris/cris.md: Change copyright header to refer to version
19901 3 of the GNU General Public License.
19902 * doc/install.texi2html: Change copyright header to refer to version
19903 3 of the GNU General Public License and to point readers at the
19904 COPYING3 file and the FSF's license web page.
19905 * config/vax/linux.h: Likewise.
19907 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19909 * config/i386/i386.md (cmpcc): New.
19910 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19911 (sync_compare_and_swap_cc*): Delete.
19913 * config/s390/s390.c (s390_compare_emitted): Remove.
19914 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19915 s390_compare_emitted used to be handled. Assert that modes match.
19916 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19917 refer to sync_compare_and_swap_ccsi.
19918 * config/s390/s390.h (s390_compare_emitted): Remove.
19919 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19920 instead of s390_compare_emitted.
19921 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19922 instead of s390_compare_emitted.
19923 * config/s390/s390.md (cmpcc): New.
19924 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19925 CC_REGNUM, do not pretend it's set.
19926 (sync_compare_and_swap_cc*): Delete.
19927 * config/s390/predicates.md (cc_reg_operand): New.
19929 * expr.c (sync_compare_and_swap_cc): Delete.
19930 * optabs.h (sync_compare_and_swap_cc): Delete.
19931 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19932 is being used with can_compare_p.
19933 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19934 (find_cc_set): New.
19935 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19936 look for a MODE_CC set instead. Use emit_store_flag.
19937 (expand_compare_and_swap_loop): Likewise, with some additional
19938 complication to avoid a force_reg when useless. Use
19939 emit_cmp_and_jump_insns.
19940 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19941 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19942 sync_compare_and_swap documentation.
19944 2009-04-09 Jan Hubicka <jh@suse.cz>
19946 * except.c (find_prev_try): Break out from ....
19947 (duplicate_eh_regions): ... here; properly update prev_try pointers
19948 when duplication part of tree.
19949 (dump_eh_tree): Improve dumping.
19950 (verify_eh_region): New.
19951 (verify_eh_tree): Use it.
19953 2009-04-06 Richard Guenther <rguenther@suse.de>
19955 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19956 &ARRAY addresses by adjusting their types and prepending
19958 * tree-cfg.c (verify_gimple_assign_single): Verify that
19959 addresses are correct.
19961 2009-04-09 Richard Guenther <rguenther@suse.de>
19963 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19964 indices into an array reference if possible.
19965 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19966 Fold POINTER_PLUS_EXPR statements with invariant address.
19968 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19971 * config.gcc (powerpc64-*-linux*): Always build biarch.
19973 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19976 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19977 it and pedwarn if this results in an INTEGER_CST.
19979 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19981 * doc/install.texi: Update minimum GMP version. Remove obsolete
19982 text in MPFR section.
19984 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19986 * dwarf2out.c (class_scope_p): New static inline.
19987 (class_or_namespace_scope_p): Use it.
19988 (gen_variable_die): Use DW_TAG_member tag for static data member
19989 declarations instead of DW_TAG_variable.
19991 PR middle-end/39573
19992 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19995 2009-04-08 Richard Guenther <rguenther@suse.de>
19997 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19998 valueize random data.
20000 2009-04-08 David Edelsohn <edelsohn@gnu.org>
20002 * config.gcc (aix tm_file): Add aix-stdint.h.
20003 (aix tm clause use_gcc_stdint): Set to wrap.
20004 * config/rs6000/aix-stdint.h: New file.
20006 2009-04-08 Richard Guenther <rguenther@suse.de>
20008 PR middle-end/36291
20009 * tree-dfa.c (add_referenced_var): Do not recurse into
20010 global initializers.
20011 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
20013 (fold_const_aggregate_ref): Likewise.
20015 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20017 * recog.c (ordered_comparison_operator): New.
20018 * gensupport.c (std_preds): Add it.
20019 * doc/md.texi (Machine-Independent Predicates): Document it.
20021 2009-04-08 Jan Hubicka <jh@suse.cz>
20023 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
20024 * function.h (rtl_eh): Remove exception_handler_label_map.
20025 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
20026 remove_exception_handler_label, for_each_eh_label_1): Remove.
20027 (rtl_remove_unreachable_regions): Remove.
20028 (convert_from_eh_region_ranges): Do not remove unreachable regions.
20029 (find_exception_handler_labels): Don't build the hashtable.
20030 (maybe_remove_eh_handler): Remove.
20031 (for_each_eh_label): Rewrite to walk the tree.
20032 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
20033 * except.h (maybe_remove_eh_handler): Remove.
20034 * passes.c (init_optimization_passes): Schedule second EH cleanup
20036 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
20037 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
20039 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
20041 * genoutput.c (validate_optab_operands): New.
20042 (gen_insn, gen_expand): Call it.
20044 * genflags.c (gen_insn): Detect misused iterators.
20045 (main): Pass line_no to gen_insn, exit with status 1 on error.
20047 * genextract.c (line_no): Make global.
20048 (VEC_safe_set_locstr): Change assertion to error message.
20049 (main): Exit with status 1 on error.
20051 2009-04-08 Joseph Myers <joseph@codesourcery.com>
20055 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
20056 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
20057 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
20058 * c-convert.c (convert): Do not call fold on results of conversion
20059 functions when the result is a C_MAYBE_CONST_EXPR.
20060 * c-parser.c (c_parser_postfix_expression): Do not fold condition
20061 of __builtin_choose_expr.
20062 * c-typeck.c (remove_c_maybe_const_expr): New.
20063 (build_unary_op, build_conditional_expr, build_compound_expr,
20064 build_binary_op, c_objc_common_truthvalue_conversion): Call
20065 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
20068 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
20070 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
20071 CODE to produce a new one. Add a prototype to use fold_convert_const
20073 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
20076 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
20077 mix declarations and code.
20079 2009-04-08 Ben Elliston <bje@au.ibm.com>
20081 * gcc.c: Replace `CC' with `GCC' throughout.
20083 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
20085 * doc/invoke.texi: Document Atom support.
20087 2009-04-07 Jason Merrill <jason@redhat.com>
20090 * c-common.h, c-common.c: Add flag_pretty_templates.
20091 * c-opts.c (c_common_handle_option): Set it.
20092 * c.opt: Add -fno-pretty-templates.
20093 * doc/invoke.texi (C++ Dialect Options): Likewise.
20095 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
20097 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
20098 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
20099 (ia64_expand_builtin): Likewise.
20101 2009-04-07 Martin Jambor <mjambor@suse.cz>
20103 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
20104 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
20105 ADDR_EXPRS are include too.
20107 2009-04-07 Richard Guenther <rguenther@suse.de>
20109 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
20110 decls are only used if passes as parameters or if they are
20111 local statics and the call is not to a builtin.
20112 (call_may_clobber_ref_p_1): Likewise.
20114 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20116 * expr.c (do_store_flag): Remove last argument. Simplify code
20117 to avoid duplication of tests already done by can_compare_p.
20118 (expand_expr_real_1): Adjust caller.
20120 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20122 * optabs.c (can_compare_p): Test the predicate of a
20123 cbranch and cstore pattern.
20125 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20127 * expr.c (convert_move): Use emit_store_flag instead of
20130 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20132 * config/i386/i386.c (ix86_compare_emitted): Remove.
20133 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20134 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20135 * config/i386/i386.h (ix86_compare_emitted): Remove.
20136 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20137 instead of ix86_compare_emitted.
20138 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20140 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20142 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20143 Add t-sysroot-suffix to tmake_file.
20144 * config/print-sysroot-suffix.sh: New file.
20145 * config/t-sysroot-suffix: New file.
20147 2009-04-07 Ben Elliston <bje@au.ibm.com>
20149 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20150 as the latter produces a warning when the target does not support
20153 2009-04-07 Ben Elliston <bje@au.ibm.com>
20155 * dfp.c: Replace type punning assignments with memcpy throughout.
20156 * Makefile.in (dfp.o-warn): Remove.
20158 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20161 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20162 Include soft-fp/t-softfp after rs6000/t-linux64.
20164 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20166 * stor-layout.c (set_sizetype): Use the full precision of their
20167 machine mode for bitsize types.
20169 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20171 * config/i386/i386.md: Revert 2 accidental checkins.
20173 2009-04-06 Joey Ye <joey.ye@intel.com>
20174 Xuepeng Guo <xuepeng.guo@intel.com>
20175 H.J. Lu <hongjiu.lu@intel.com>
20177 Atom pipeline model, tuning and insn selection.
20178 * config.gcc (atom): Add atom config options and target.
20180 * config/i386/atom.md: New.
20182 * config/i386/i386.c (atom_cost): New cost.
20183 (m_ATOM): New macro flag.
20184 (initial_ix86_tune_features): Set m_ATOM.
20185 (x86_accumulate_outgoing_args): Likewise.
20186 (x86_arch_always_fancy_math_387): Likewise.
20187 (processor_target): Add Atom cost.
20188 (cpu_names): Add Atom cpu name.
20189 (override_options): Set Atom ISA.
20190 (ix86_issue_rate): New case PROCESSOR_ATOM.
20191 (ix86_adjust_cost): Likewise.
20193 * config/i386/i386.h (TARGET_ATOM): New target macro.
20194 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20195 (TARGET_OPT_AGU): New target option.
20196 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20197 (processor_type): Add PROCESSOR_ATOM.
20199 * config/i386/i386.md (cpu): Add new value "atom".
20200 (use_carry, movu): New attr.
20201 (atom.md): Include atom.md.
20202 (adddi3_carry_rex64): Set attr "use_carry".
20203 (addqi3_carry): Likewise.
20204 (addhi3_carry): Likewise.
20205 (addsi3_carry): Likewise.
20206 (*addsi3_carry_zext): Likewise.
20207 (subdi3_carry_rex64): Likewise.
20208 (subqi3_carry): Likewise.
20209 (subhi3_carry): Likewise.
20210 (subsi3_carry): Likewise.
20211 (x86_movdicc_0_m1_rex64): Likewise.
20212 (*x86_movdicc_0_m1_se): Likewise.
20213 (x86_movsicc_0_m1): Likewise.
20214 (*x86_movsicc_0_m1_se): Likewise.
20215 (*adddi_1_rex64): Emit add insn as much as possible.
20216 (*addsi_1): Likewise.
20217 (return_internal): Set atom_unit.
20218 (return_internal_long): Likewise.
20219 (return_pop_internal): Likewise.
20220 (*rcpsf2_sse): Set atom_sse_attr attr.
20221 (*qrt<mode>2_sse): Likewise.
20222 (*prefetch_sse): Likewise.
20224 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20226 (ix86_target_macros_internal): Likewise.
20228 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20229 (*prefetch_sse_rex): Likewise.
20230 (sse_rcpv4sf2): Likewise.
20231 (sse_vmrcpv4sf2): Likewise.
20232 (sse_sqrtv4sf2): Likewise.
20233 (<sse>_vmsqrt<mode>2): Likewise.
20234 (sse_ldmxcsr): Likewise.
20235 (sse_stmxcsr): Likewise.
20236 (*sse_sfence): Likewise.
20237 (sse2_clflush): Likewise.
20238 (*sse2_mfence): Likewise.
20239 (*sse2_lfence): Likewise.
20240 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20241 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20242 (avx_movdqu<avxmodesuffix>): Likewise.
20243 (avx_lddqu<avxmodesuffix>): Likewise.
20244 (sse2_movntv2di): Change attr "type" to "ssemov".
20245 (sse2_movntsi): Likewise.
20246 (rsqrtv8sf2): Change attr "type" to "sseadd".
20247 (sse3_addsubv2df3): Set attr "atom_unit".
20248 (sse3_h<plusminus_insn>v4sf3): Likewise.
20249 (*sse2_pmaddwd): Likewise.
20250 (*vec_extractv2di_1_rex64): Likewise.
20251 (*vec_extractv2di_1_avx): Likewise.
20252 (sse2_psadbw): Likewise.
20253 (ssse3_phaddwv8hi3): Likewise.
20254 (ssse3_phaddwv4hi3): Likewise.
20255 (ssse3_phadddv4si3): Likewise.
20256 (ssse3_phadddv2si3): Likewise.
20257 (ssse3_phaddswv8hi3): Likewise.
20258 (ssse3_phaddswv4hi3): Likewise.
20259 (ssse3_phsubwv8hi3): Likewise.
20260 (ssse3_phsubwv4hi3): Likewise.
20261 (ssse3_phsubdv4si3): Likewise.
20262 (ssse3_phsubdv2si3): Likewise.
20263 (ssse3_phsubswv8hi3): Likewise.
20264 (ssse3_phsubswv4hi3): Likewise.
20265 (ssse3_pmaddubsw128): Likewise.
20266 (sse3_pmaddubsw: Likewise.
20267 (ssse3_palignrti): Likewise.
20268 (ssse3_palignrdi): Likewise.
20270 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20272 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20274 2009-04-06 Richard Guenther <rguenther@suse.de>
20276 PR tree-optimization/28868
20277 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20278 of which PHI results we inserted.
20279 (insert_into_preds_of_block): Record inserted PHIs.
20280 (eliminate): Eliminate redundant PHI nodes.
20281 (init_pre): Init inserted_phi_names.
20283 2009-04-06 Richard Guenther <rguenther@suse.de>
20285 PR tree-optimization/39643
20286 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20287 IMAGPART_EXPRs of complex constants.
20288 (execute_fold_all_builtins): If we folded a call queue
20289 TODO_update_address_taken.
20291 2009-04-06 Jan Hubicka <jh@suse.cz>
20293 PR middle-end/39659
20294 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20297 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20299 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20301 (ic_invalidate_array): Likewise.
20303 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20305 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20306 alignment for library calls.
20308 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20310 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20311 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20312 * config/i386/mingw-stdint.h: New file.
20314 2009-04-05 Richard Guenther <rguenther@suse.de>
20316 PR tree-optimization/39648
20317 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20318 our &A vs. &A[0] IL deficiencies.
20320 2009-04-04 Jan Hubicka <jh@suse.cz>
20322 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20323 removed toplevel regions.
20324 (sjlj_mark_call_sites): Likewise.
20326 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20328 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20329 (cygwin tm clause use_gcc_stdint): Set to wrap.
20330 * config/i386/cygwin-stdint.h: New file.
20332 2009-04-04 Richard Guenther <rguenther@suse.de>
20334 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20335 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20336 single-argument PHIs if we are in loop-closed SSA form.
20337 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20338 for the pre-condition.
20339 (slpeel_tree_peel_loop_to_edge): Likewise.
20340 (vect_build_loop_niters): Take an optional sequence to append stmts.
20341 (vect_generate_tmps_on_preheader): Likewise.
20342 (vect_do_peeling_for_loop_bound): Take extra guards for the
20344 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20345 the cost model check.
20346 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20347 guards if we are going to peel. Do not apply versioning in that case.
20348 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20349 (vect_do_peeling_for_loop_bound): Likewise.
20350 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20351 loop bound only record extra pre-conditions, do not apply loop
20354 2009-04-04 Richard Guenther <rguenther@suse.de>
20356 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20359 2009-04-04 Jan Hubicka <jh@suse.cz>
20361 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20362 last_basic_block for size of bb->index indexed array.
20363 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20364 compute_out, link_btr_uses, build_btr_def_use_webs,
20365 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20367 2009-04-04 Jan Hubicka <jh@suse.cz>
20369 * except.c (remove_eh_handler_and_replace): Break out from ...
20370 (remove_eh_handler): ... here.
20371 (bring_to_root): New function.
20372 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20373 handled ones, bring others to root of tree.
20375 2009-04-04 Jan Hubicka <jh@suse.cz>
20377 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20378 (all_phis_safe_to_merge): New function.
20379 (update_info): New structure.
20380 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20381 (cleanup_empty_eh): Update SSA if possible.
20383 2009-04-04 Richard Guenther <rguenther@suse.de>
20385 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20386 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20387 (append_vuse): Likewise.
20389 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20391 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20392 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20393 instead of REG_UNSAVED for DW_CFA_undefined.
20394 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20395 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20398 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20401 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20402 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20403 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20405 2009-04-04 Richard Guenther <rguenther@suse.de>
20407 PR tree-optimization/8781
20408 PR tree-optimization/37892
20409 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20410 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20411 (valueize_refs): Call it for *& valueizations.
20412 (shared_reference_ops_from_ref): Rename to ...
20413 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20414 (shared_reference_ops_from_call): Rename to ...
20415 (valueize_shared_reference_ops_from_call): ... this and valueize.
20416 (vn_reference_lookup): Update.
20417 (visit_reference_op_call): Likewise.
20418 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20419 (eliminate): Value-replace the call address in call statements.
20421 2009-04-04 Richard Guenther <rguenther@suse.de>
20423 PR tree-optimization/39636
20424 * tree-ssa-forwprop.c
20425 (forward_propagate_addr_into_variable_array_index): Check for
20426 GIMPLE_ASSIGN before accessing the rhs code.
20428 2009-04-03 Jason Merrill <jason@redhat.com>
20430 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20432 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20434 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20435 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20436 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20437 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20438 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20439 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20440 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20441 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20442 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20443 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20444 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20445 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20446 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20447 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20448 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20449 Use fr_reg_or_fp01_operand instead of fr_register_operand
20451 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20452 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20453 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20455 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20457 PR rtl-optimization/39607
20458 PR rtl-optimization/39631
20462 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20463 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20464 instead of DF_LR_OUT.
20465 * ira-lives.c (process_bb_node_lives): Ditto.
20466 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20467 instead of DF_LR_{OUT,IN}.
20468 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20469 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20471 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20473 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20474 (execute_lower_omp): Always run but take the short way out if -fopenmp
20476 (gate_lower_omp): Remove, forcing the pass manager to always run the
20477 pass and always set PROP_gimple_lomp.
20478 (pass_lower_omp): Remove gate function.
20479 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20480 PROP_trees. Instead, require it.
20481 * ipa-cp.c (pass_ipa_cp): Likewise.
20482 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20483 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20484 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20485 and PROP_gimple_leh.
20487 2009-04-03 Richard Guenther <rguenther@suse.de>
20489 PR middle-end/13146
20490 PR tree-optimization/23940
20491 PR tree-optimization/33237
20492 PR middle-end/33974
20493 PR middle-end/34093
20494 PR tree-optimization/36201
20495 PR tree-optimization/36230
20496 PR tree-optimization/38049
20497 PR tree-optimization/38207
20498 PR tree-optimization/38230
20499 PR tree-optimization/38301
20500 PR tree-optimization/38585
20501 PR middle-end/38895
20502 PR tree-optimization/38985
20503 PR tree-optimization/39299
20504 * tree-ssa-structalias.h: Remove.
20505 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20506 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20507 (struct vuse_element_d): Remove.
20508 (struct vuse_vec_d): Likewise.
20509 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20510 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20511 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20512 VUSE_ELEMENT_VAR): Likewise.
20513 (struct voptype_d): Likewise.
20514 (NUM_VOP_FREE_BUCKETS): Likewise.
20515 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20516 (struct stmt_operands_d): Remove.
20517 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20518 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20519 VDEF_NUM, VDEF_VECT): Likewise.
20520 (copy_virtual_operands): Remove.
20521 (operand_build_cmp): Likewise.
20522 (create_ssa_artificial_load_stmt): Likewise.
20523 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20524 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20525 vuse_index and mayuse_index members. Pack and move done and iter_type
20526 members to the front.
20527 (SSA_OP_VMAYUSE): Remove.
20528 (SSA_OP_VIRTUAL_USES): Adjust.
20529 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20530 (unlink_stmt_vdef): Declare.
20531 (add_to_addressable_set): Remove.
20532 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20533 (vrp_visit_stmt): Likewise.
20534 * doc/tree-ssa.texi (Alias analysis): Update.
20535 * doc/invoke.texi (max-aliased-vops): Remove docs.
20536 (avg-aliased-vops): Likewise.
20537 * tree-into-ssa.c (syms_to_rename): Remove.
20538 (need_to_update_vops_p): Likewise.
20539 (need_to_initialize_update_ssa_p): Rename to ...
20540 (update_ssa_initialized_fn): ... this. Track function we are
20542 (symbol_marked_for_renaming): Simplify.
20543 (add_new_name_mapping): Do not set need_to_update_vops_p.
20544 (dump_currdefs): Use SYMS_TO_RENAME.
20545 (rewrite_update_stmt): Always walk all uses/defs.
20546 (dump_update_ssa): Adjust.
20547 (init_update_ssa): Take function argument. Track what we are
20549 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20550 (create_new_def_for): Initialize for cfun, assert we are initialized
20552 (mark_sym_for_renaming): Simplify.
20553 (mark_set_for_renaming): Do not initialize update-ssa.
20554 (need_ssa_update_p): Simplify. Take function argument.
20555 (name_mappings_registered_p): Assert we ask for the correct function.
20556 (name_registered_for_update_p): Likewise.
20557 (ssa_names_to_replace): Likewise.
20558 (release_ssa_name_after_update_ssa): Likewise.
20559 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20560 (dump_decl_set): Do not print a newline.
20561 (debug_decl_set): Do it here.
20562 (dump_update_ssa): And here.
20563 * tree-ssa-loop-im.c (move_computations): Adjust.
20564 (movement_possibility): Likewise.
20565 (determine_max_movement): Likewise.
20566 (gather_mem_refs_stmt): Likewise.
20567 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20568 or NAME_MEMORY_TAG.
20569 * tree-complex.c (update_all_vops): Remove.
20570 (expand_complex_move): Adjust.
20571 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20572 Simplify test for memory referencing statement. Exclude
20573 non-invariant ADDR_EXPRs.
20574 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20575 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20576 (rdg_flag_uses): Likewise.
20577 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20579 (tree_optimize_tail_calls_1): Also split the
20580 edge from the entry block if we have degenerate PHI nodes in
20581 the first basic block.
20582 * tree.c (init_ttree): Remove memory-tag related code.
20583 (tree_code_size): Likewise.
20584 (tree_node_structure): Likewise.
20585 (build7_stat): Re-write to be build6_stat.
20586 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20587 (SSA_VAR_P): Adjust.
20588 (struct tree_memory_tag): Remove.
20589 (struct tree_memory_partition_tag): Likewise.
20590 (union tree_node): Adjust.
20591 (build7): Re-write to be build6.
20592 * tree-pass.h (pass_reset_cc_flags): Remove.
20593 (TODO_update_address_taken): New flag.
20594 (pass_simple_dse): Remove.
20595 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20596 * params.h (MAX_ALIASED_VOPS): Remove.
20597 (AVG_ALIASED_VOPS): Likewise.
20598 * omp-low.c (expand_omp_taskreg): Update SSA form.
20599 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20600 aliases the lhs in a copy stmt.
20601 * tree-ssa-dse.c (struct address_walk_data): Remove.
20602 (memory_ssa_name_same): Likewise.
20603 (memory_address_same): Likewise.
20604 (get_kill_of_stmt_lhs): Likewise.
20605 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20606 unused stores. Look through PHI nodes into post-dominated regions.
20607 (dse_optimize_stmt): Simplify. Properly remove stores.
20608 (tree_ssa_dse): Compute dominators.
20609 (execute_simple_dse): Remove.
20610 (pass_simple_dse): Likewise.
20611 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20612 gimple_loaded_syms and gimple_stored_syms computation.
20613 * toplev.c (dump_memory_report): Dump alias and pta stats.
20614 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20615 (vn_reference_eq): Likewise.
20616 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20617 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20618 valueize_vuses): Remove.
20619 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20620 (get_def_ref_stmt_vuse): ... this.
20621 (vn_reference_lookup_2): New function.
20622 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20623 walking equivalent vuses. Simplify.
20624 (vn_reference_lookup): Likewise.
20625 (vn_reference_insert): Likewise.
20626 (vn_reference_insert_pieces): Likewise.
20627 (visit_reference_op_call): Simplify.
20628 (visit_reference_op_load): Likewise.
20629 (visit_reference_op_store): Likewise.
20630 (init_scc_vn): Remove shared_lookup_vuses initialization.
20631 (free_scc_vn): Remove shared_lookup_vuses freeing.
20632 (sort_vuses, sort_vuses_heap): Remove.
20633 (get_ref_from_reference_ops): Export.
20634 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20635 vector with single vuse pointer.
20636 (vn_reference_lookup_pieces, vn_reference_lookup,
20637 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20638 (shared_vuses_from_stmt): Remove.
20639 (get_ref_from_reference_ops): Declare.
20640 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20641 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20642 memory-tag related code.
20643 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20644 (likely_value): Add comment, skip static-chain of call statements.
20645 (surely_varying_stmt_p): Adjust.
20646 (gimplify_and_update_call_from_tree): Likewise.
20647 (execute_fold_all_builtins): Do not rebuild alias info.
20648 (gimplify_and_update_call_from_tree): Properly update VOPs.
20649 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20650 (copy_ref_info): Remove memory-tag related code.
20651 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20652 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20653 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20655 * tree-ssa-dom.c (gimple_p): Remove typedef.
20656 (eliminate_redundant_computations): Adjust.
20657 (record_equivalences_from_stmt): Likewise.
20658 (avail_expr_hash): Likewise.
20659 (avail_expr_eq): Likewise.
20660 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20661 (stmt_makes_single_load): Likewise.
20662 (stmt_makes_single_store): Likewise.
20663 * tree-ssa-alias.c: Rewrite completely.
20664 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20665 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20666 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20667 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20668 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20669 Remove public functions.
20670 (pass_reset_cc_flags): Remove.
20671 (pass_build_alias): Move ...
20672 * tree-ssa-structalias.c (pass_build_alias): ... here.
20673 * tree-ssa-alias.c (may_be_aliased): Move ...
20674 * tree-flow-inline.h (may_be_aliased): ... here.
20675 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20676 count_uses_and_derefs): Move ...
20677 * gimple.c: ... here.
20678 * gimple.h (count_uses_and_derefs): Declare.
20679 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20680 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20681 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20682 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20683 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20684 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20685 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20687 * tree-dfa.c (refs_may_alias_p): Move ...
20688 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20689 * tree-ssa-alias.h: New file.
20690 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20691 (statement_sink_location): Likewise.
20692 * opts.c (decode_options): Do not adjust max-aliased-vops or
20693 avg-aliased-vops values.
20694 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20695 (TV_CALL_CLOBBER): Likewise.
20696 (TV_FLOW_SENSITIVE): Likewise.
20697 (TV_FLOW_INSENSITIVE): Likewise.
20698 (TV_MEMORY_PARTITIONING): Likewise.
20699 (TV_ALIAS_STMT_WALK): New timevar.
20700 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20701 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20702 (get_address_description): Remove memory-tag related code.
20703 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20704 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20705 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20706 and immediate uses in statements. Document.
20707 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20708 (dump_symbols): Remove.
20709 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20710 * alias.c (get_deref_alias_set): New function split out from ...
20711 (get_alias_set): ... here.
20712 * alias.h (get_deref_alias_set): Declare.
20713 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20714 type parameter. Remove restrict pointer handling. Create a
20715 ref-all pointer in case type-based alias sets do not conflict.
20716 (vect_analyze_data_refs): Remove SMT related code.
20717 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20718 (vectorizable_load): Likewise.
20719 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20720 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20721 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20722 Ignore vops and SMTs.
20723 (dr_analyze_alias): Likewise..
20724 (free_data_ref): Likewise.
20725 (create_data_ref): Likewise.
20726 (analyze_all_data_dependences): Likewise.
20727 (get_references_in_stmt): Adjust.
20728 * tree-flow-inline.h (gimple_aliases_computed_p,
20729 gimple_addressable_vars, gimple_call_clobbered_vars,
20730 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20731 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20732 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20733 gimple_mem_ref_stats): Remove.
20734 (gimple_vop): New function.
20735 (op_iter_next_use): Remove vuses and mayuses cases.
20736 (op_iter_next_def): Remove vdefs case.
20737 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20738 (clear_and_done_ssa_iter): Do not set removed fields.
20739 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20740 Assert we are not iterating over vuses or vdefs if not also
20741 iterating over uses or defs.
20742 (op_iter_init_use): Likewise.
20743 (op_iter_init_def): Likewise.
20744 (op_iter_next_vdef): Remove.
20745 (op_iter_next_mustdef): Likewise.
20746 (op_iter_init_vdef): Likewise.
20747 (compare_ssa_operands_equal): Likewise.
20748 (link_use_stmts_after): Handle vuse operand.
20749 (is_call_used): Use is_call_clobbered.
20750 (is_call_clobbered): Global variables are always call clobbered,
20751 query the call-clobbers bitmap.
20752 (mark_call_clobbered): Ignore global variables.
20753 (clear_call_clobbered): Likewise.
20754 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20755 virtual operands sanity check.
20756 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20758 (TARGET_MEM_REF): Remove TMR_TAG operand.
20759 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20760 Remove call-clobber related code.
20761 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20762 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20763 partitions or escape reason.
20764 (get_single_def_stmt, get_single_def_stmt_from_phi,
20765 get_single_def_stmt_with_phi): Remove.
20766 (dump_referenced_vars): Tidy.
20767 (get_ref_base_and_extent): Allow bare decls.
20768 (collect_dfa_stats): Adjust.
20769 * graphite.c (rename_variables_in_stmt): Adjust.
20770 (graphite_copy_stmts_from_block): Likewise.
20771 (translate_clast): Likewise.
20772 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20774 (translate_vuse_through_block): Use the oracle.
20775 (phi_translate_1): Adjust.
20776 (value_dies_in_block_x): Use the oracle. Cache the outcome
20778 (valid_in_sets): Check if the VUSE for
20779 a REFERENCE is available.
20780 (eliminate): Do not remove stmts during elimination,
20781 instead queue and remove them afterwards.
20782 (do_pre): Do not rebuild alias info.
20783 (pass_pre): Run TODO_rebuild_alias before PRE.
20784 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20785 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20786 (mark_all_v_defs_stmt): Remove.
20787 (mark_all_v_defs_seq): Adjust.
20788 (sra_replace): Likewise.
20789 (scalarize_use): Likewise.
20790 (scalarize_copy): Likewise.
20791 (scalarize_init): Likewise.
20792 (scalarize_ldst): Likewise.
20793 (todoflags): Remove.
20794 (tree_sra): Do not rebuild alias info.
20795 (tree_sra_early): Adjust.
20796 (pass_sra): Run TODO_update_address_taken before SRA.
20797 * tree-predcom.c (set_alias_info): Remove.
20798 (prepare_initializers_chain): Do not call it.
20799 (mark_virtual_ops_for_renaming): Adjust.
20800 (mark_virtual_ops_for_renaming_list): Remove.
20801 (initialize_root_vars): Adjust.
20802 (initialize_root_vars_lm): Likewise.
20803 (prepare_initializers_chain): Likewise.
20804 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20805 (may_propagate_copy_into_stmt): Likewise.
20806 (merge_alias_info): Do nothing for now.
20807 (propagate_tree_value_into_stmt): Adjust.
20808 (stmt_may_generate_copy): Likewise.
20809 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20810 not mark symbols for renaming.
20811 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20812 with the same statement, make sure to update the new pointed-to one.
20813 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20814 call statements, do not mark symbols for renaming.
20815 (mark_operand_necessary): Dump something.
20816 (ref_may_be_aliased): New function.
20817 (mark_aliased_reaching_defs_necessary_1): New helper function.
20818 (mark_aliased_reaching_defs_necessary): Likewise.
20819 (mark_all_reaching_defs_necessary_1): Likewise.
20820 (mark_all_reaching_defs_necessary): Likewise.
20821 (propagate_necessity): Do not process virtual PHIs. For
20822 non-aliased loads mark all reaching definitions as necessary.
20823 For aliased loads and stores mark the immediate dominating
20824 aliased clobbers as necessary.
20825 (visited): New global static.
20826 (perform_tree_ssa_dce): Free visited bitmap after propagating
20828 (remove_dead_phis): Perform simple dead virtual PHI removal.
20829 (remove_dead_stmt): Properly unlink virtual operands when
20831 (eliminate_unnecessary_stmts): Schedule PHI removal after
20833 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20834 (process_replaceable): Likewise.
20835 (find_replaceable_in_bb): Likewise.
20836 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20837 based on the single gimple vop.
20838 (verify_flow_insensitive_alias_info): Remove.
20839 (verify_flow_sensitive_alias_info): Likewise.
20840 (verify_call_clobbering): Likewise.
20841 (verify_memory_partitions): Likewise.
20842 (verify_alias_info): Likewise.
20843 (verify_ssa): Adjust..
20844 (execute_update_addresses_taken): Export. Update SSA
20845 manually. Optimize only when optimizing. Use a local bitmap.
20846 (pass_update_address_taken): Remove TODO_update_ssa, add
20848 (pass_update_address_taken): Just use TODO_update_address_taken.
20849 (init_tree_ssa): Do not initialize addressable_vars.
20850 (verify_ssa): Verify new VUSE / VDEF properties.
20851 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20852 Do not call verify_alias_info.
20853 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20854 Do not free the loaded and stored syms bitmaps. Reset the escaped
20855 and callused solutions. Do not free addressable_vars.
20856 Remove memory-tag related code.
20857 (warn_uninitialized_var): Aliases are always available.
20858 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20859 * lambda-code.c (can_put_in_inner_loop): Adjust.
20860 (can_put_after_inner_loop): Likewise.
20861 (perfect_nestify): Likewise.
20862 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20863 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20864 (vectorizable_conversion): Do not mark symbols for renaming.
20865 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20866 (expand_call_inline): Unlink the calls virtual operands before
20868 (tree_function_versioning): Do not call update_ssa if we are not
20869 updating clones. Simplify.
20870 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20871 (propagate_with_phi): Likewise..
20872 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20873 clobber code. Assert we are not aliased or global.
20874 * tree-flow.h: Include tree-ssa-alias.h
20875 (enum escape_type): Remove.
20876 (struct mem_sym_stats_d): Likewise.
20877 (struct mem_ref_stats_d): Likewise.
20878 (struct gimple_df): Add vop member. Remove global_var,
20879 call_clobbered_vars, call_used_vars, addressable_vars,
20880 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20881 escaped and callused members.
20882 (struct ptr_info_def): Remove all members, add points-to solution
20884 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20885 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20886 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20887 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20888 (tree-ssa-alias.o): Likewise.
20889 (toplev.o): Add tree-ssa-alias.h
20890 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20891 * gimple.c (gimple_set_bb): Fix off-by-one error.
20892 (is_gimple_reg): Do not handle memory tags.
20893 (gimple_copy): Also copy virtual operands.
20894 Delay updating the statement. Do not reset loaded and stored syms.
20895 (gimple_set_stored_syms): Remove.
20896 (gimple_set_loaded_syms): Likewise.
20897 (gimple_call_copy_skip_args): Copy the virtual operands
20898 and mark the new statement modified.
20899 * tree-ssa-structalias.c (may_alias_p): Remove.
20900 (set_uids_in_ptset): Take the alias set to prune with as
20901 parameter. Fold in the alias test of may_alias_p.
20902 (compute_points_to_sets): Compute whether a ptr is dereferenced
20903 in a local sbitmap.
20904 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20905 other ADDRESSOF constraints on the lhs.
20906 (get_constraint_for_component_ref): Assert that we don't get
20907 ADDRESSOF constraints from the base of the reference.
20908 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20909 (struct variable_info): Remove collapsed_to member.
20910 (get_varinfo_fc): Remove.
20911 (new_var_info): Do not set collapsed_to.
20912 (dump_constraint): Do not follow cycles.
20913 (dump_constraint_graph): Likewise.
20914 (build_pred_graph): Likewise.
20915 (build_succ_graph): Likewise.
20916 (rewrite_constraints): Likewise.
20917 (do_simple_structure_copy): Remove.
20918 (do_rhs_deref_structure_copy): Remove.
20919 (do_lhs_deref_structure_copy): Remove.
20920 (collapse_rest_of_var): Remove.
20921 (do_structure_copy): Re-implement.
20922 (pta_stats): New global variable.
20923 (dump_pta_stats): New function.
20924 (struct constraint_expr): Make offset signed.
20925 (UNKNOWN_OFFSET): Define special value.
20926 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20927 (solution_set_expand): New helper function split out from ...
20928 (do_sd_constraint): ... here.
20929 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20930 (do_ds_constraint): Likewise.
20931 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20932 and CALLUSED = *CALLUSED.
20933 (set_union_with_increment): Make inc argument signed.
20934 (type_safe): Remove.
20935 (get_constraint_for_ptr_offset): Handle unknown and negative
20937 (first_vi_for_offset): Handle offsets before start. Bail
20938 out early for offsets beyond the variable extent.
20939 (first_or_preceding_vi_for_offset): New function.
20940 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20941 Together with ESCAPED = *ESCAPED this properly computes reachability.
20942 (find_what_var_points_to): New function.
20943 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20944 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20945 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20946 pt_solutions_intersect): New functions.
20947 (compute_call_used_vars): Remove.
20948 (compute_may_aliases): New main entry into PTA computation.
20949 * gimple.h (gimple_p): New typedef.
20950 (struct gimple_statement_base): Remove references_memory_p.
20951 (struct gimple_statement_with_memory_ops_base): Remove
20952 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20954 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20955 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20956 gimple_set_references_memory): Remove.
20957 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20958 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20960 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20961 (verify_expr): Allow RESULT_DECL.
20962 (gimple_duplicate_bb): Do not copy virtual operands.
20963 (gimple_duplicate_sese_region): Adjust.
20964 (gimple_duplicate_sese_tail): Likewise.
20965 (mark_virtual_ops_in_region): Remove.
20966 (move_sese_region_to_fn): Do not call it.
20967 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20968 and pass_simple_dse.
20969 (execute_function_todo): Handle TODO_update_address_taken,
20970 call execute_update_addresses_taken for TODO_rebuild_alias.
20971 (execute_todo): Adjust.
20972 (execute_one_pass): Init dump files early.
20973 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20975 (create_general_new_stmt): Clear vops.
20976 * tree-ssa-reassoc.c (get_rank): Adjust.
20977 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20978 symbols for renaming.
20979 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20980 (PARAM_AVG_ALIASED_VOPS): Likewise.
20981 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20982 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20983 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20984 (operand_build_cmp, copy_virtual_operands,
20985 create_ssa_artificial_load_stmt, add_to_addressable_set,
20986 gimple_add_to_addresses_taken): Remove public functions.
20987 (unlink_stmt_vdef): New function.
20989 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20991 * config.gcc (powerpc-*-linux*): Merge variants.
20993 2009-04-02 Chao-ying Fu <fu@mips.com>
20994 James Grosbach <james.grosbach@microchip.com>
20996 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20997 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20999 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
21000 keep_interrupts_masked_p, use_debug_exception_return_p.
21001 (mips_attribute_table): Add interrupt, use_shadow_register_set,
21002 keep_interrupts_masked, use_debug_exception_return.
21003 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
21004 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
21006 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
21007 (mips_print_operand): Process COP0 registers to print $0 .. $31
21008 correctly for GAS to process.
21009 (mips_interrupt_extra_call_saved_reg_p): New function.
21010 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
21012 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
21013 (mips_compute_frame_info): Add supports for interrupt context that
21014 includes doubleword accumulators and COP0 registers.
21015 (mips_for_each_saved_acc): New function.
21016 (mips_for_each_saved_gpr_and_fpr): Change the function name from
21017 mips_for_each_saved_reg.
21018 (mips_save_reg): Save accumulators.
21019 (mips_kernel_reg_p): A new for_each_rtx callback.
21020 (mips_expand_prologue): Support interrupt handlers.
21021 (mips_restore_reg): Restore accumulators.
21022 (mips_expand_epilogue): Support interrupt handlers.
21023 (mips_can_use_return_insn): Return false for interrupt handlers.
21024 (mips_epilogue_uses): New function.
21025 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
21026 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
21027 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
21028 cop0_move): New instructions.
21029 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
21030 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
21032 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
21034 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
21035 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
21036 interrupt handlers, we use K0 as the temporary register.
21037 (EPILOGUE_USES): Change to a function call.
21038 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
21039 handlers, we use K0 as the temporary register.
21041 * doc/extend.texi (Function Attributes): Document interrupt,
21042 use_shadow_register_set, keep_interrupts_masked,
21043 use_debug_exception_return for MIPS attributes.
21045 2009-04-03 Alan Modra <amodra@bigpond.net.au>
21047 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
21048 Remove a number of t-files from tmake_file.
21049 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
21050 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
21051 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
21052 target_prototype, not TARGET_PROTOTYPE.
21053 (LINK_OS_GNU_SPEC): Define.
21054 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
21055 and darwin-ldoubdle.c.
21057 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
21060 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
21061 (cpp_options): Ditto.
21062 (default_compilers): Ditto.
21063 (display_help): Ditto.
21064 (process_command): Ditto.
21065 (do_spec_1): Ditto.
21066 (set_input): Use lbasename instead of duplicate code.
21067 (save_temps_prefix): New static for -save-temps=obj.
21068 (save_temps_length): Ditto.
21070 * doc/invoke.texi (-save-temps=obj): Document new variant to
21071 -save-temps switch.
21073 2009-04-02 Jeff Law <law@redhat.com>
21075 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
21078 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21080 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
21081 * configure: Regenerated.
21083 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21085 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
21086 share the argument list.
21088 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21092 2009-02-12 Diego Novillo <dnovillo@google.com>
21094 * varpool.c (debug_varpool): New.
21095 * cgraph.h (debug_varpool): Declare.
21097 2009-04-02 Jan Hubicka <jh@suse.cz>
21099 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
21102 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
21104 * config/i386/i386.c (ix86_abi): Move initialization to ...
21105 (override_options): Here.
21107 2009-04-02 Christian Bruel <christian.bruel@st.com>
21109 * config/sh/sh.c (sh_dwarf_register_span): New function.
21110 (TARGET_DWARF_REGISTER_SPAN): Define.
21111 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21113 2009-04-02 Ira Rosen <irar@il.ibm.com>
21115 PR tree-optimization/39595
21116 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21117 interleaved loads group is not greater than the SLP group size.
21119 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21121 * builtins.c (is_builtin_name): New.
21122 (called_as_built_in): Use is_builtin_name.
21123 * tree.h (is_builtin_name): New.
21124 * varasm.c (incorporeal_function_p): Use is_builtin_name
21126 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21128 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21130 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21133 * c-decl.c (clone_underlying_type): Move this ...
21134 * c-common.c (set_underlying_type): ... here.
21135 Also, make sure the function properly sets TYPE_STUB_DECL() on
21136 the newly created typedef variant type.
21137 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21138 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21141 2009-04-02 Richard Guenther <rguenther@suse.de>
21143 PR tree-optimization/37221
21144 * tree-flow.h (degenerate_phi_result): Declare.
21145 * tree-ssa-dom.c (degenerate_phi_result): Export.
21146 * tree-scalar-evolution.c (analyze_initial_condition): If
21147 the initial condition is defined by a degenerate PHI node
21148 use the degenerate value.
21150 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21152 PR rtl-optimization/39588
21153 * combine.c (merge_outer_ops): Do not set the constant when this
21155 (simplify_shift_const_1): Do not modify it either in this case.
21157 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21159 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21160 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21162 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21165 * c-lex.c (interpret_float): Default (no suffix) is double.
21167 2009-04-1 Xinliang David Li <davidxl@google.com>
21169 * config/i386/i386.c (legitimate_constant_p): Recognize
21170 all one vector constant.
21172 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21174 * config/vax/vax.c: Add #includes to silence warnings.
21175 Change #include order to silence two warnings.
21177 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21179 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21180 (ASM_SPEC): Pass -k to the assembler for PIC code.
21182 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21184 * config.gcc: Add vax-*-linux* to the switch.
21185 * config/vax/linux.h: New file. (TARGET_VERSION,
21186 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21188 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21190 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21191 Use predicate macros instead of GET_CODE() == foo.
21192 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21193 ashlsi3, rotrsi3, <unnamed>): Likewise.
21195 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21197 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21198 jbbccihi, jbbccisi): Remova trailing whitespace.
21199 * config/vax/constraints.md: Likewise.
21200 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21201 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21202 * config/vax/predicates.md: Likewise.
21203 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21204 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21205 * config/vax/vax.h: Likewise.
21206 * config/vax/vax.md (nonlocal_goto): Likewise.
21208 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21210 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21211 (indirectable_address_p, adjacent_operands_p): Add spaces around
21213 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21215 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21217 * config/vax/vax.c (legitimate_constant_address_p,
21218 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21219 index_term_p, reg_plus_index_p, legitimate_address_p,
21220 vax_mode_dependent_address_p): Update comments to match functions
21221 modified by the recent int->bool conversion.
21223 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21225 * config/vax/builtins.md: Update copyright message.
21226 * config/vax/constraints.md: Likewise.
21227 * config/vax/netbsd-elf.h: Likewise.
21228 * config/vax/predicates.md: Likewise.
21229 * config/vax/vax-protos.h: Likewise.
21230 * config/vax/vax.c: Likewise.
21231 * config/vax/vax.h: Likewise.
21232 * config/vax/vax.md: Likewise.
21233 * config/vax/vax.opt: Likewise.
21235 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21237 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21238 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21239 * config/vax/constraints.md (B, R): Likewise.
21240 * config/vax/predicates.md (external_memory_operand,
21241 nonimmediate_addsub_di_operand): Likewise.
21242 * config/vax/vax.c (vax_output_int_add): Likewise.
21243 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21244 untyped_call): Likewise.
21246 2009-04-01 Matt Thomas <matt@3am-software.com>
21248 * config/vax/predicates.md: New file.
21249 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21250 external_const_operand, nonsymbolic_operand, external_memory_operand,
21251 indirect_memory_operand, indexed_memory_operand,
21252 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21253 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21255 * config/vax/constraints.md: New file.
21256 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21258 * config/vax/builtins.md: New file.
21259 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21260 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21262 * config/vax/vax.opt (mqmath): Add option.
21263 * config/vax/vax.md (isfx): Extend with DI.
21264 (VAXintQH, VAXintQHSD): Define.
21265 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21266 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21267 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21268 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21269 (movdi): Update constraints and use vax_output_int_move().
21270 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21271 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21272 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21273 nonlocal_goto): New.
21274 (mov<mode>): Extend accepted operand types.
21275 (subdi3_old): Rename from subdi3, change update constraints and use
21276 a new implementation.
21277 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21278 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21279 MOVE_RATIO, CLEAR_RATIO): Define.
21280 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21281 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21282 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21283 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21284 (split_quadword_operands): Make static and really allow variable
21286 (print_operand_address): Update for PIC generation.
21287 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21288 indexable_address_p, fixup_mathdi_operand,
21289 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21290 (vax_float_literal, legitimate_constant_p,
21291 indirectable_constant_address_p, index_term_p,
21292 reg_plus_index_p): Return bool instead of int.
21293 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21295 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21297 (vax_output_conditional_branch): Indent.
21298 (legitimate_constant_address_p, indirectable_constant_address_p,
21299 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21300 vax_mode_dependent_address_p): Return bool instead of int, update for
21302 * config/vax/vax-protos.h (legitimate_constant_address_p,
21303 legitimate_constant_p, legitimate_address_p,
21304 vax_mode_dependent_address_p): Change declaration to bool.
21305 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21306 vax_expand_addsub_di_operands, vax_output_int_subtract,
21307 vax_output_movmemsi): Declare.
21308 (split_quadword_operands, vax_float_literal): Delete declaration.
21309 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21310 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21311 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21312 ASM_OUTPUT_DWARF_PCREL): Define.
21313 (ASM_SPEC): Change definition to allow PIC generation.
21315 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21317 * doc/sourcebuild.texi: Update front-end requirements.
21319 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21322 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21323 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21324 (booldi3_internal3): Use boolean_or_operator instead of
21327 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21330 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21331 declarator whose size is not an integer constant expression but
21332 folds to an integer constant, then treat it as a constant
21335 2009-04-01 Richard Guenther <rguenther@suse.de>
21337 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21338 i * 4 + 2 to (i * 2 + 1) * 2.
21340 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21343 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21344 return if c_parser_asm_string_literal returned NULL.
21346 2009-04-01 Nick Clifton <nickc@redhat.com>
21348 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21350 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21351 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21352 other typedefs to avoid conflicts with libgcc2.c. Define labels
21353 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21355 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21356 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21359 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21361 * varasm.c (default_function_rodata_section): Declare DOT as
21364 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21365 Andrey Galkin <agalkin@hypercom.com>
21368 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21369 Make object_name unique for each process.
21371 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21374 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21375 addressable variables in the parallel that could go out of scope while
21376 running queued tasks.
21378 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21380 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21381 (CASE_VALUES_THRESHOLD): Redefine.
21382 * config/avr/avr.c (avr_override_options): Remove initialization of
21383 avr_case_values_threshold variable.
21384 (avr_case_values_threshold): Remove variable. Add new function.
21385 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21386 * config/avr/avr.opt (mno-tablejump): Remove option.
21387 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21389 2009-04-01 DJ Delorie <dj@redhat.com>
21391 * varasm.c (default_function_rodata_section): Don't assume
21392 anything about where the first '.' in the section name is.
21394 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21396 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21397 rs6000_emit_stack_tie.
21399 2009-03-31 Ian Lance Taylor <iant@google.com>
21401 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21402 gimple_code with GIMPLE_RESX, not RESX.
21404 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21406 * c-common.c (c_get_ident): New.
21407 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21409 2009-04-01 Ben Elliston <bje@au.ibm.com>
21411 * config/rs6000/sysv4.opt (msdata): Improve option description.
21413 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21415 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21416 (divdf3_internal_lat): Remove.
21417 (divxf3_internal_lat): Remove.
21418 (divxf3_internal_thr): Remove.
21419 (divxf): Use divxf3_internal.
21420 * config/ia64/div.md (divsf3_internal_lat): New.
21421 (divdf3_internal_lat): New.
21422 (divxf3_internal): New.
21424 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21427 * Makefile.in (USE_GCC_STDINT): Define.
21428 (stmp-int-hdrs): Install stdint.h if applicable.
21429 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21431 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21432 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21433 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21434 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21435 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21436 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21437 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21438 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21439 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21440 (c_common_nodes_and_builtins): Initialize
21441 underlying_wchar_type_node. Do not initialize
21442 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21443 nodes for new types.
21444 (c_stddef_cpp_builtins): Define macros for new types.
21445 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21447 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21448 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21449 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21450 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21451 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21452 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21453 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21454 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21455 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21456 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21457 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21458 int16_type_node, int32_type_node, int64_type_node,
21459 uint8_type_node, uint16_type_node, c_uint32_type_node,
21460 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21461 int_least32_type_node, int_least64_type_node,
21462 uint_least8_type_node, uint_least16_type_node,
21463 uint_least32_type_node, uint_least64_type_node,
21464 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21465 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21466 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21467 uintptr_type_node): Define.
21468 * c-cppbuiltin.c (builtin_define_constants,
21469 builtin_define_type_minmax): New.
21470 (builtin_define_stdint_macros): Define more macros.
21471 (c_cpp_builtins): Define more limit macros.
21472 (type_suffix): New.
21473 (builtin_define_type_max): Define in terms of
21474 builtin_define_type_minmax. Remove is_long parameter. All
21476 * config.gcc (use_gcc_stdint): Define.
21477 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21478 Add newlib-stdint.h for generic targets.
21479 * config/glibc-stdint.h, config/newlib-stdint.h,
21480 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21481 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21482 * config/score/score.h (UINTPTR_TYPE): Define.
21483 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21484 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21485 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21486 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21487 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21488 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21489 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21490 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21491 * config/spu/spu.h (STDINT_LONG32): Define.
21492 * configure.ac (use_gcc_stdint): Substitute.
21493 * configure: Regenerate.
21494 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21495 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21496 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21497 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21498 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21499 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21500 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21501 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21502 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21503 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21504 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21505 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21506 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21507 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21508 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21509 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21510 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21511 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21512 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21513 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21514 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21515 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21516 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21517 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21518 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21519 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21520 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21521 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21522 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21524 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21526 * loop-iv.c (suitable_set_for_replacement): Renamed from
21527 simplify_using_assignment; changed to return bool and to accept new
21528 args DEST and SRC. Return true iff we find a source/destination pair
21529 that can be used to make a replacement, and fill SRC and DEST if so.
21530 Remove arg ALTERED. Don't deal with altered regs here. All callers
21532 (simplify_using_initial_values): Deal with altered regs here and track
21533 more precisely the effect they have on the validity of our expression.
21535 * loop-iv.c (simplify_using_condition): A condition of the form
21536 (EQ REG CONST) can be used to simply make a substitution.
21537 (simplify_using_initial_values): Keep track of conditions we have seen
21538 and keep using them to simplify new expressions, while applying the
21539 same substitutions to them as to the expression.
21541 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21542 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21545 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21546 changed. Use this when trying to improve the upper bound.
21547 Generate the comparison by using simplify_gen_relational.
21549 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21551 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21553 (simplify_using_assignment, simplify_using_initial_values): Call
21554 replace_in_expr to make replacements. Call replace_single_def_regs
21555 once on the initial version of the expression.
21557 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21560 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21562 2009-03-31 Richard Guenther <rguenther@suse.de>
21564 PR middle-end/31029
21565 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21566 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21568 2009-03-31 Richard Guenther <rguenther@suse.de>
21570 * tree.h (div_if_zero_remainder): Declare.
21571 * fold-const.c (div_if_zero_remainder): Export.
21572 * tree-ssa-forwprop.c
21573 (forward_propagate_addr_into_variable_array_index): Handle
21574 constant array index addition outside of the variable index.
21576 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21579 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21580 define_splits, floatunssi<mode>2): Require x87 conversions from
21581 DImode to be permitted.
21583 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21585 PR preprocessor/15638
21586 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21588 2009-03-31 Richard Guenther <rguenther@suse.de>
21590 PR middle-end/23401
21591 PR middle-end/27810
21592 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21593 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21594 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21595 a separate statement.
21596 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21597 (lookup_tmp_var): Likewise.
21598 (is_gimple_formal_tmp_or_call_rhs): Remove.
21599 (is_gimple_reg_or_call_rhs): Rename to ...
21600 (is_gimple_reg_rhs_or_call): ... this.
21601 (is_gimple_mem_or_call_rhs): Rename to ...
21602 (is_gimple_mem_rhs_or_call): ... this.
21603 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21604 DECL_GIMPLE_REG_P only if is_formal is true.
21605 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21606 for non-proper post-modify expression gimplification.
21607 (gimplify_self_mod_expr): For post-modify expressions gimplify
21608 the lvalue to a minimal lvalue.
21609 (rhs_predicate_for): Remove formal temp case.
21610 (gimplify_modify_expr_rhs): Likewise.
21611 (gimplify_addr_expr): Use is_gimple_reg.
21612 (gimplify_expr): Remove formal temp cases.
21613 (gimple_regimplify_operands): Likewise.
21614 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21615 and FILTER_EXPR like constants.
21616 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21618 (is_gimple_formal_tmp_rhs): Remove.
21619 (is_gimple_reg_rhs): Remove special casing.
21620 (is_gimple_mem_rhs): Fix.
21621 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21622 (is_gimple_formal_tmp_var): Remove.
21623 (is_gimple_formal_tmp_reg): Likewise.
21624 (is_gimple_min_lval): Allow invariant component ref parts.
21625 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21626 is_gimple_formal_tmp_reg): Remove declarations.
21627 * tree-cfg.c (verify_expr): Verify that variables with address
21628 taken do not have DECL_GIMPLE_REG_P set.
21629 * tree-mudflap.c (mf_build_check_statement_for): Use
21630 force_gimple_operand instead of gimplify_expr.
21632 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21634 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21635 schedulable rows to compute_split_row.
21637 2009-03-31 Ben Elliston <bje@au.ibm.com>
21640 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21643 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21645 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21646 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21647 * configure: Regenerate.
21648 * config.in: Regenerate.
21649 * config/rs6000/rs6000.opt (mtls-markers): Add.
21650 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21651 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21652 (tls_ld_aix, tls_ld_sysv): Likewise.
21653 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21654 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21656 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21658 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21660 2009-03-30 Jan Hubicka <jh@suse.cz>
21662 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21664 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21665 detection and label handling.
21667 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21669 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21670 left_conflicts_size.
21671 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21672 ALLOCNO_LEFT_CONFLICTS_SIZE.
21674 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21675 remove_allocno_from_bucket_and_push,
21676 allocno_spill_priority_compare, push_allocnos_to_stack,
21677 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21678 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21679 (setup_allocno_left_conflicts_num): Ditto. Rename to
21680 setup_allocno_left_conflicts_size.
21681 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21682 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21683 setup_allocno_left_conflicts_size instead of
21684 setup_allocno_left_conflicts_num.
21686 * ira-build.c (ira_create_allocno): Use
21687 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21688 ALLOCNO_LEFT_CONFLICTS_NUM.
21690 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21692 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21693 instead of DF_LR_OUT.
21695 * ira-lives.c (process_bb_node_lives): Ditto.
21697 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21698 instead of DF_LR_{OUT,IN}.
21700 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21702 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21704 2009-03-30 Jan Hubicka <jh@suse.cz>
21706 * except.c (label_to_region_map): Fix thinko.
21708 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21710 PR middle-end/38237
21711 * tree.h (tree_find_value): New declaration.
21712 * tree.c (tree_find_value): New function.
21713 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21715 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21718 * c-decl.c (struct c_binding): Add locus field.
21719 (bind): Add locus argument, set locus field from it.
21720 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21721 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21722 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21723 implicitly_declare, undeclared_variable, lookup_label,
21724 declare_label, c_make_fname_decl, c_builtin_function,
21725 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21728 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21731 * config/i386/i386.c (classify_argument): Check total size of
21734 2009-03-30 Martin Jambor <mjambor@suse.cz>
21736 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21737 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21738 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21741 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21742 seen_variable_array_ref while also traversing a union.
21744 * tree-inline.c (optimize_inline_calls): Do not call
21745 cgraph_node_remove_callees.
21746 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21747 (pass_remove_cgraph_callee_edges): New variable.
21748 * passes.c (init_optimization_passes): Add
21749 pass_remove_cgraph_callee_edges after early inlining and before all
21750 late intraprocedural passes.
21752 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21754 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21756 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21757 Fix typos in names.
21759 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21761 * combine.c (simplify_comparison): Use have_insn_for.
21762 * dojump.c (do_jump): Likewise.
21764 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21766 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21767 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21768 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21769 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21770 instead of sparc_compare_emitted.
21771 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21772 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21773 instead of sparc_compare_emitted.
21775 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21777 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21778 enter/exit cfglayout mode.
21779 (pass_partition_block): Require it.
21780 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21781 (combine_instructions): Track basic blocks instead of labels.
21782 (update_cfg_for_uncondjump): New.
21783 (try_combine): Use it. Update jumps after rescanning.
21784 (pass_combine): Require PROP_cfglayout.
21785 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21787 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21789 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21790 Provide/destroy PROP_cfglayout respectively.
21791 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21792 * tree-pass.h (PROP_cfglayout): New.
21794 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21796 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21797 fold_convert_const_fixed_from_fixed,
21798 fold_convert_const_fixed_from_int,
21799 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21800 set TREE_CONSTANT_OVERFLOW.
21801 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21802 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21804 2009-03-30 Ira Rosen <irar@il.ibm.com>
21806 * tree-vect-loop-manip.c: New file.
21807 * tree-vectorizer.c: Update documentation and included files.
21808 (vect_loop_location): Make extern.
21809 (rename_use_op): Move to tree-vect-loop-manip.c
21810 (rename_variables_in_bb, rename_variables_in_loop,
21811 slpeel_update_phis_for_duplicate_loop,
21812 slpeel_update_phi_nodes_for_guard1,
21813 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21814 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21815 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21816 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21817 find_loop_location): Likewise.
21818 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21819 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21820 get_vectype_for_scalar_type, vect_is_simple_use,
21821 supportable_widening_operation, supportable_narrowing_operation):
21823 (bb_in_loop_p): Move to tree-vect-loop.c.
21824 (new_loop_vec_info, destroy_loop_vec_info,
21825 reduction_code_for_scalar_code, report_vect_op,
21826 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21827 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21828 (vect_supportable_dr_alignment): Likewise.
21829 * tree-vectorizer.h (tree-data-ref.h): Include.
21830 (vect_loop_location): Declare.
21831 Reorganize function declarations according to the new file structure.
21832 * tree-vect-loop.c: New file.
21833 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21834 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21835 * tree-vect-data-refs.c: New file.
21836 * tree-vect-patterns.c (timevar.h): Don't include.
21837 * tree-vect-stmts.c: New file.
21838 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21839 tree-vect-slp.c, tree-vect-loop.c.
21840 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21841 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21842 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21843 (tree-vect-analyze.o): Remove.
21844 (tree-vect-transform.o): Likewise.
21845 (tree-vect-data-refs.o): Add rule.
21846 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21847 tree-vect-slp.o): Likewise.
21848 (tree-vect-patterns.o): Remove redundant dependencies.
21849 (tree-vectorizer.o): Likewise.
21850 * tree-vect-slp.c: New file.
21852 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21854 * optc-gen.awk: Warn if an option flag has multiple different
21857 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21859 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21860 -floop-block): Document dependences on PPL, CLooG and Graphite.
21862 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21864 PR rtl-optimization/323
21865 * c-common.c (c_fully_fold, convert_and_check,
21866 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21867 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21868 * c-common.def (EXCESS_PRECISION_EXPR): New.
21869 * c-cppbuiltin.c (builtin_define_float_constants): Define
21870 constants with enough digits for long double.
21871 * c-lex.c (interpret_float): Interpret constant with excess
21872 precision where appropriate.
21873 * c-opts.c (c_common_post_options): Set
21874 flag_excess_precision_cmdline. Give an error for
21875 -fexcess-precision=standard for C++ for processors where the
21876 option is significant.
21877 * c-parser.c (c_parser_conditional_expression): Handle excess
21878 precision in condition.
21879 * c-typeck.c (convert_arguments): Handle arguments with excess
21881 (build_unary_op): Move excess precision outside operation.
21882 (build_conditional_expr): Likewise.
21883 (build_compound_expr): Likewise.
21884 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21885 (build_modify_expr): Handle excess precision in RHS.
21886 (convert_for_assignment): Handle excess precision in converted
21888 (digest_init, output_init_element, process_init_element): Handle
21889 excess precision in initializer.
21890 (c_finish_return): Handle excess precision in return value.
21891 (build_binary_op): Handle excess precision in operands and add
21892 excess precision as needed for operation.
21893 * common.opt (-fexcess-precision=): New option.
21894 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21895 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21896 For standard excess precision, output explicit conversion to and
21897 truncation from XFmode.
21898 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21899 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21900 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21901 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21902 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21903 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21904 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21905 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21906 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21907 define_splits, sqrt<mode>2): Disable where appropriate for
21908 standard excess precision.
21909 * convert.c (convert_to_real): Do not shorten arithmetic to type
21910 for which excess precision would be used.
21911 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21912 * doc/invoke.texi (-fexcess-precision=): Document option.
21913 (-mfpmath=): Correct index entry.
21914 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21915 flag_excess_precision): New.
21916 * langhooks.c (lhd_post_options): Set
21917 flag_excess_precision_cmdline.
21918 * opts.c (common_handle_option): Handle -fexcess-precision=.
21919 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21920 init_excess_precision): New.
21921 (lang_dependent_init_target): Call init_excess_precision.
21922 * tree.c (excess_precision_type): New.
21923 * tree.h (excess_precision_type): Declare.
21925 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21928 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21929 non-lvalue to component.
21931 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21933 PR preprocessor/34695
21934 * Makefile.in (c-opts.o): Depend on c-tree.h.
21935 * c-common.c: Move down include of diagnostic.h.
21936 (done_lexing, c_cpp_error): New.
21937 * c-common.h (done_lexing): Declare.
21938 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21940 * c-opts.c: Include c-tree.h.
21941 (c_common_init_options): Set preprocessor error callback.
21942 (c_common_handle_option): Do not set preprocessor
21943 inhibit_warnings, warnings_are_errors, warn_system_headers,
21944 pedantic_errors or inhibit_warnings flags.
21945 (c_common_post_options): Do not check cpp_errors (parse_in).
21946 (c_common_finish): Do not output dependencies if there were
21947 errors. Do not check return value of cpp_finish.
21948 * c-ppoutput.c (pp_file_change): Set input_location.
21949 * c-tree.h (c_cpp_error): Declare.
21950 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21952 (diagnostic_build_prefix): Check override_column.
21953 * diagnostic.h (diagnostic_info): Add override_column field.
21954 (diagnostic_override_column): Define.
21956 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21958 * c-common.c (c_expand_expr, c_staticp): Remove.
21959 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21960 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21961 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21962 * c-gimplify.c (gimplify_compound_literal_expr,
21963 optimize_compound_literals_in_ctor): Remove.
21964 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21965 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21966 * c-semantics.c (emit_local_var): Remove.
21968 * langhooks-def.h (lhd_expand_expr): Remove.
21969 * langhooks.c (lhd_expand_expr): Remove.
21970 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21972 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21973 handling from c-semantics.c; don't call into langhook.
21974 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21975 * gimplify.c (gimplify_compound_literal_expr,
21976 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21977 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21978 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21979 as was done in c-gimplify.c.
21980 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21981 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21982 Move from c-common.h.
21983 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21985 * tree.c (staticp): Do not call langhook.
21986 * langhooks.c (lhd_staticp): Delete.
21987 * langhooks-def.h (lhd_staticp): Delete prototype.
21988 (LANG_HOOKS_STATICP): Delete.
21989 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21991 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21992 instead of DECL_STMTs.
21994 2009-03-29 Joseph Myers <joseph@codesourcery.com>
22002 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
22004 (fold_call_expr): Return a NOP_EXPR from folding rather than the
22005 contained expression.
22006 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
22007 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
22008 conditional expressions for C.
22009 (decl_constant_value_for_optimization): Move from
22010 decl_constant_value_for_broken_optimization in c-typeck.c. Check
22011 whether optimizing and that the expression is a VAR_DECL not of
22012 array type instead of doing such checks in the caller. Do not
22013 check pedantic. Call gcc_unreachable for C++.
22014 * c-common.def (C_MAYBE_CONST_EXPR): New.
22015 * c-common.h (c_fully_fold, c_save_expr,
22016 decl_constant_value_for_optimization): New prototypes.
22017 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
22018 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
22019 EXPR_INT_CONST_OPERANDS): Define.
22020 * c-convert.c (convert): Strip nops from expression.
22021 * c-decl.c (groktypename): Take extra parameters expr and
22022 expr_const_operands. Update call to grokdeclarator.
22023 (start_decl): Update call to grokdeclarator. Add statement for
22024 expressions used in type of decl.
22025 (grokparm): Update call to grokdeclarator.
22026 (push_parm_decl): Update call to grokdeclarator.
22027 (build_compound_literal): Add parameter non_const and build a
22028 C_MAYBE_COSNT_EXPR if applicable.
22029 (grokdeclarator): Take extra parameters expr and
22030 expr_const_operands. Track expressions used in declaration
22031 specifiers and declarators. Fold array sizes and track whether
22032 they are constant expressions and whether they are integer
22033 constant expressions.
22034 (parser_xref_tag): Set expr and expr_const_operands fields in
22036 (grokfield): Update call to grokdeclarator.
22037 (start_function): Update call to grokdeclarator.
22038 (build_null_declspecs): Set expr and expr_const_operands fields in
22040 (declspecs_add_type): Handle expressions in typeof specifiers.
22041 * c-parser.c (c_parser_declspecs): Set expr and
22042 expr_const_operands fields for declaration specifiers.
22043 (c_parser_enum_specifier): Likewise.
22044 (c_parser_struct_or_union_specifier): Likewise.
22045 (c_parser_typeof_specifier): Likewise. Update call to
22046 groktypename. Fold expression as needed. Return expressions with
22047 type instead of adding statements.
22048 (c_parser_attributes): Update calls to c_parser_expr_list.
22049 (c_parser_statement_after_labels): Fold expression before passing
22050 to objc_build_throw_stmt.
22051 (c_parser_condition): Fold expression.
22052 (c_parser_asm_operands): Fold expression.
22053 (c_parser_conditional_expression): Use c_save_expr. Update call
22054 to build_conditional_expr.
22055 (c_parser_alignof_expression): Update call to groktypename.
22056 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
22057 original_code. Fold expression argument of va_arg. Create
22058 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
22059 argument to va_arg. Update calls to groktypename. Fold array
22060 index for offsetof. Verify that first argument to
22061 __builtin_choose_expr has integer type.
22062 (c_parser_postfix_expression_after_paren_type): Update calls to
22063 groktypename and build_compound_literal. Handle expressions with
22064 side effects in type name.
22065 (c_parser_postfix_expression_after_primary): Update call to
22066 c_parser_expr_list. Set original_code for calls to
22067 __builtin_constant_p.
22068 (c_parser_expr_list): Take extra parameter fold_p. Fold
22069 expressions if requested.
22070 (c_parser_objc_type_name): Update call to groktypename.
22071 (c_parser_objc_synchronized_statement): Fold expression.
22072 (c_parser_objc_receiver): Fold expression.
22073 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
22074 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
22075 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
22076 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
22077 (struct c_typespec): Add elements expr and expr_const_operands.
22078 (struct c_declspecs): Add elements expr and expr_const_operands.
22079 (groktypename, build_conditional_expr, build_compound_literal):
22081 (in_late_binary_op): Declare.
22082 * c-typeck.c (note_integer_operands): New function.
22083 (in_late_binary_op): New variable.
22084 (decl_constant_value_for_broken_optimization): Move to c-common.c
22085 and rename to decl_constant_value_for_optimization.
22086 (default_function_array_conversion): Do not strip nops.
22087 (default_conversion): Do not call
22088 decl_constant_value_for_broken_optimization.
22089 (build_array_ref): Do not fold result.
22090 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
22091 result when operand is a VLA.
22092 (c_expr_sizeof_type): Update call to groktypename. Handle
22093 expressions included in type name. Use C_MAYBE_CONST_EXPR for
22094 result when operand names a VLA type.
22095 (build_function_call): Update call to build_compound_literal.
22096 Only fold result for calls to __builtin_* functions. Strip
22097 NOP_EXPR from INTEGER_CST returned from such functions. Fold
22098 the function designator.
22099 (convert_arguments): Fold arguments. Update call to
22100 convert_for_assignment.
22101 (build_unary_op): Handle increment and decrement of
22102 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
22103 decrement earlier. Fold operand of increment and decrement.
22104 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
22105 built for integer operand. Wrap returns that are INTEGER_CSTs
22106 without being integer constant expressions or that have integer
22107 constant operands without being INTEGER_CSTs.
22108 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
22109 (build_conditional_expr): Add operand ifexp_bcp. Track whether
22110 result is an integer constant expression or can be used in
22111 unevaluated parts of one and avoid folding and wrap as
22112 appropriate. Fold operands before possibly doing -Wsign-compare
22114 (build_compound_expr): Wrap result for C99 if operands can be used
22115 in integer constant expressions.
22116 (build_c_cast): Update call to digest_init. Do not ignore
22117 overflow from casting floating-point constants to integers. Wrap
22118 results that could be confused with integer constant expressions,
22119 null pointer constants or floating-point constants.
22120 (c_cast_expr): Update call to groktypename. Handle expressions
22121 included in type name.
22122 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22123 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22124 Update calls to convert_for_assignment.
22125 (convert_for_assignment): Take new parameter
22126 null_pointer_constant. Do not strip nops or call
22127 decl_constant_value_for_broken_optimization. Set
22128 in_late_binary_op for conversions to boolean.
22129 (store_init_value): Update call to digest_init.
22130 (digest_init): Take new parameter null_pointer_constant. Do not
22131 call decl_constant_value_for_broken_optimization. pedwarn for
22132 initializers not constant expressions. Update calls to
22133 convert_for_assignment.
22134 (constructor_nonconst): New.
22135 (struct constructor_stack): Add nonconst element.
22136 (really_start_incremental_init, push_init_level, pop_init_level):
22137 Handle constructor_nonconst and nonconst element.
22138 (set_init_index): Call constant_expression_warning for array
22140 (output_init_element): Fold value. Set constructor_nonconst as
22141 applicable. pedwarn for initializers not constant expressions.
22142 Update call to digest_init. Call constant_expression_warning
22143 where constant initializers are required.
22144 (process_init_element): Use c_save_expr.
22145 (c_finish_goto_ptr): Fold expression.
22146 (c_finish_return): Fold return value. Update call to
22147 convert_for_assignment.
22148 (c_start_case): Fold switch expression.
22149 (c_process_expr_stmt): Fold expression.
22150 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22151 ensure statement expression is not evaluated in constant expression.
22152 (build_binary_op): Track whether results are integer constant
22153 expressions or may occur in such, disable folding and wrap results
22154 as applicable. Fold operands for -Wsign-compare warnings unless
22156 (c_objc_common_truthvalue_conversion): Handle results folded to
22157 integer constants that are not integer constant expressions.
22158 * doc/extend.texi: Document when typeof operands are evaluated,
22159 that condition of __builtin_choose_expr is an integer constant
22160 expression, and more about use of __builtin_constant_p in
22163 2009-03-29 Richard Guenther <rguenther@suse.de>
22165 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22166 propagate addresses of array references.
22168 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22170 * regmove.c (perhaps_ends_bb_p): Remove.
22171 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22172 from INSN and check that the main loop stays within that basic block.
22173 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22174 (regmove_forward_pass): Split out from regmove_optimize. Use
22175 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22176 (regmove_backward_pass): Split out from regmove_optimize. Use
22177 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22178 (regmove_optimize): Simplify.
22180 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22183 * config/i386/i386.c (classify_argument): Ignore flexible array
22184 member in struct and warn ABI change.
22186 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22188 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22190 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22191 (ix86_adjust_cost): Updated.
22193 2009-03-29 Jan Hubicka <jh@suse.cz>
22195 PR middle-end/28850
22196 * tree-pass.h (pass_cleanup_eh): New function.
22197 (remove_unreachable_regions): Break code handling RTL
22198 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22199 that can not be reached by runtime.
22200 (can_be_reached_by_runtime): New function.
22201 (label_to_region_map): New function.
22202 (num_eh_regions): New function.
22203 (rtl_remove_unreachable_regions): New function.
22204 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22205 (remove_eh_region): New function.
22206 * except.h: Include sbitmap and vecprim.
22207 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22208 num_eh_regions): Declare.
22209 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22210 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22211 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22212 (tree_empty_eh_handler_p): New function.
22213 (cleanup_empty_eh): New function.
22214 (cleanup_eh): New function.
22215 (pass_cleanup_eh): New function.
22217 2009-03-29 Jan Hubicka <jh@suse.cz>
22219 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22220 for removed regions.
22222 2009-03-29 Jan Hubicka <jh@suse.cz>
22224 * except.c (dump_eh_tree): Dump all datastructures.
22226 2009-03-29 Jan Hubicka <jh@suse.cz>
22228 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22229 (duplicate_eh_regions_1): Likewise.
22230 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22231 vector; call EH verification.
22232 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22233 Be ready for region being removed.
22235 2009-03-29 Jan Hubicka <jh@suse.cz>
22237 * bitmap.c (bitmap_last_set_bit): New function.
22238 * bitmap.h (bitmap_last_set_bit): Declare.
22240 2009-03-29 David Ayers <ayers@fsfe.org>
22243 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22244 by calling objc_compare_types and surpress warnings about
22245 incompatible C pointers that are compatible ObjC pointers.
22247 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22249 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22250 call initialize_inline_failed.
22251 (initialize_inline_failed): Move it from here ...
22252 * cgraph.c (initialize_inline_failed): ... to here.
22253 (cgraph_create_edge): Call initialize_inline_failed rather than
22254 setting inline_failed directly.
22256 2009-03-29 Ben Elliston <bje@au.ibm.com>
22259 * sysv4.opt (msdata): Improve comment.
22260 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22261 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22263 2009-03-29 Ben Elliston <bje@au.ibm.com>
22266 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22267 load and store attributes.
22269 2009-03-29 Ben Elliston <bje@au.ibm.com>
22271 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22272 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22273 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22274 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22275 __builtin_infq and __builtin_huge_valq.
22277 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22279 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22281 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22282 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22284 2009-03-28 Xinliang David Li <davidxl@google.com>
22286 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22287 (do_dbg_cnt): New function.
22289 2009-03-28 Jan Hubicka <jh@suse.cz>
22291 Merge from pretty-ipa:
22293 2009-03-27 Jan Hubicka <jh@suse.cz>
22295 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22296 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22297 * passes.c (function_called_by_processed_nodes_p): New.
22298 * ipa-pure-const.c (check_call): Fix handling of operands.
22299 (analyze_function): Dump debug output for skipped bodies.
22300 (local_pure_const): Use function_called_by_processed_nodes_p.
22301 * dwarf2out.c (reference_to_unused): Use output.
22302 * passes.c (do_per_function_toporder): Likewise.
22304 2008-11-12 Jan Hubicka <jh@suse.cz>
22306 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22307 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22308 state_set_in_source enum
22309 (check_decl): Ignore memory tags; do not set fake looping flags;
22311 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22312 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22313 (check_call, analyze_function): Rewrite.
22315 (add_new_function): Update call of analyze_function.
22316 (generate_summary): Add call of analyze_function.
22317 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22318 (local_pure_const): New function.
22319 (pass_local_pure_const): New pass.
22320 * ipa-inline.c (inline_transform): Set after_inlining.
22321 * tree-eh.c (stmt_can_throw_external): New.
22322 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22323 work with aliasing built.
22324 * tree-flow.h (stmt_can_throw_external): New.
22325 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22326 and local pure/const pass in early and late optimization queue.
22328 2009-03-28 Martin Jambor <mjambor@suse.cz>
22330 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22332 (fold_binary): Allow function decl aligment consideration is the
22333 second argument is integer constant one.
22334 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22335 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22336 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22338 2009-03-28 Jan Hubicka <jh@suse.cz>
22340 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22341 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22342 * function.h (rtl_data): Add nothrow flag.
22343 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22344 set DECL_NOTHROW for AVAILABLE functions.
22346 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22348 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22349 following vector keyword has expansion starting with pixel or bool
22350 keyword, expand vector to __vector and pixel or bool to __pixel or
22354 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22355 warn_if_disallowed_function_p): Removed.
22356 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22357 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22358 warning_if_disallowed_function_p.
22359 * flags.h (warn_if_disallowed_function_p,
22360 warn_disallowed_functions): Removed.
22361 * common.opt (Wdisallowed-function-list=): Removed.
22362 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22364 2009-03-28 Richard Guenther <rguenther@suse.de>
22366 PR tree-optimization/38723
22367 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22370 2009-03-28 Jan Hubicka <jh@suse.cz>
22372 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22373 test introduced by my previous patch.
22375 2009-03-28 Richard Guenther <rguenther@suse.de>
22377 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22378 the PHIs value undefined.
22380 2009-03-28 Jan Hubicka <jh@suse.cz>
22382 * tree-pass.h (pass_fixup_cfg): New pass.
22383 * ipa-inline.c (inline_transform): Set
22384 always_inline_functions_inlined/after_inlining.
22385 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22386 (pass_fixup_cfg): New pass.
22387 * passes.c (init_optimization_passes): Add fixup_cfg.
22389 2009-03-28 Richard Guenther <rguenther@suse.de>
22391 PR tree-optimization/38458
22392 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22393 argument use the arguments copy-of value.
22395 2009-03-28 Richard Guenther <rguenther@suse.de>
22397 PR tree-optimization/38180
22398 * tree-ssa-ccp.c (get_default_value): Simplify.
22399 (likely_value): Likewise.
22400 (surely_varying_stmt_p): Properly handle VOP case.
22401 (ccp_initialize): Likewise.
22402 (ccp_fold): Handle propagating through *&.
22403 (fold_const_aggregate_ref): Also handle decls.
22405 2009-03-28 Jan Hubicka <jh@suse.cz>
22407 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22408 * cgraph.h (cgraph_node): Likewise.
22409 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22410 (cgraph_reset_node): Use process flag.
22411 (cgraph_mark_functions_to_output): Likewise.
22412 (cgraph_expand_function): Likewise.
22413 (cgraph_expand_all_functions): Likewise.
22414 (cgraph_output_in_order): Likewise.
22415 * dwarf2out.c (reference_to_unused): Likewise.
22416 * passes.c do_per_function_toporder): Likewise.
22418 2009-03-28 Jan Hubicka <jh@suse.cz>
22420 Bring from lto-branch:
22422 2008-09-03 Doug Kwan <dougkwan@google.com>
22424 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22425 enums instead of reason strings.
22426 * cgraph.c (cgraph_create_edge): Same.
22427 (cgraph_inline_failed_string): New function.
22428 * cgraph.h (cgraph_inline_failed_t): New enum type.
22429 (cgraph_inline_failed_string): New prototype.
22430 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22431 char pointer to cgraph_inline_failed_t.
22432 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22433 (cgraph_default_inline_p): Ditto.
22434 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22435 to cgraph_inline_failed_t pointer.
22436 * cif-code.def: New file.
22437 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22439 (cgraph_check_inline_limits): Change type of REASON to pointer to
22440 cgraph_inline_failed_t. Replace reason strings with enums.
22441 (cgraph_default_inline_p): Ditto.
22442 (cgraph_recursive_inlining_p): Ditto.
22443 (update_caller_keys): Change type of FAILED_REASON to
22444 cgraph_inline_failed_t.
22445 (cgraph_set_inline_failed): Change type of REASON to pointer to
22446 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22447 convert enums to strings for text output.
22448 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22449 to be of type cgraph_inline_failed_t. Replace reason strings with
22450 enums. Call cgraph_inline_failed_string to covert enums
22451 to strings for text output.
22452 (cgraph_decide_inlining): Replace reason strings with enums.
22453 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22454 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22456 * tree-inline.c (expand_call_inline): Change type of REASON
22457 to cgraph_inline_failed_t. Replace reason strings with enums.
22458 Call cgraph_inline_failed_string for text output.
22459 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22462 2009-03-28 Jan Hubicka <jh@suse.cz>
22464 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22465 cgraph_clone_node): Remove master clone handling.
22466 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22467 * cgraph.h (master_clone): Remove.
22468 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22469 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22470 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22472 2009-03-28 Jan Hubicka <jh@suse.cz>
22474 * cgraph.c (cgraph_function_body_availability): Functions declared
22475 inline are always safe to assume that it is not going to be replaced.
22477 2009-03-28 Richard Guenther <rguenther@suse.de>
22479 PR tree-optimization/38513
22480 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22481 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22482 EXC_PTR_EXPR and FILTER_EXPR.
22483 (get_ref_from_reference_ops): Likewise.
22485 2009-03-28 Richard Guenther <rguenther@suse.de>
22487 PR tree-optimization/38968
22488 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22489 Use FLOOR_MOD_EXPR to compute misalignment.
22491 2009-03-28 Richard Guenther <rguenther@suse.de>
22493 PR tree-optimization/37795
22494 * tree.h (combine_comparisons): Declare.
22495 * fold-const.c (combine_comparisons): Export.
22496 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22498 (ifcombine_iforif): Use combine_comparisons.
22500 2009-03-28 Jan Hubicka <jh@suse.cz>
22502 * tree-eh.c (inlinable_call_p): New function.
22503 (make_eh_edges): Use it.
22504 (verify_eh_edges): Use it.
22505 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22506 * except.c (reachable_next_level): Add inlinable_function argument
22507 (sjlj_find_directly_reachable_regions): Update.
22508 (add_reachable_handler): Do not set saw_any_handlers.
22509 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22510 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22511 Add new inlinable call parameter.
22512 (can_throw_internal, can_throw_external): Update.
22513 * except.h (can_throw_internal_1, can_throw_external_1,
22514 foreach_reachable_handler): Update declaration.
22516 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22518 * config/arm/t-arm-coff, config/h8300/coff.h,
22519 config/i386/i386-aout.h, config/i386/i386-coff.h,
22520 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22521 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22522 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22523 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22524 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22525 sys-types.h: Remove.
22526 * Makefile.in: Remove protoize and fixproto support and references
22528 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22529 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22531 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22532 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22533 unprotoize$(exeext).
22534 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22535 (.PHONY): Don't depend on proto.
22536 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22537 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22538 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22539 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22540 build/gen-protos.o, build/scan.o, xsys-protos.h,
22541 build/fix-header$(build_exeext), build/fix-header.o,
22542 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22543 stmp-install-fixproto): Remove.
22544 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22545 SYSCALLS.c or fixproto files.
22546 (install-common): Don't install protoize.
22547 (install-headers-tar, install-headers-cpio, install-headers-cp):
22548 Don't depend on $(STMP_FIXPROTO).
22549 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22550 install fixproto files or write out fixproto settings.
22551 (uninstall): Don't uninstall protoize.
22552 * config.gcc (use_fixproto): Remove.
22553 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22554 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22555 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22556 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22557 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22558 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22559 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22560 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22561 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22562 * config/t-vxworks (STMP_FIXPROTO): Remove.
22563 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22564 STMP_FIXPROTO): Remove.
22565 * config.in, configure: Regenerate.
22566 * crtstuff.c (gid_t, uid_t): Don't undefine.
22567 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22568 (arm-*-coff, arm-*-aout: Remove target entries.
22569 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22570 Remove mention of AIX 4.1.
22571 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22572 * doc/invoke.texi (Running Protoize): Remove.
22573 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22574 (Protoize Caveats): Remove.
22575 * tsystem.h: Update comments on headers assumed to exist.
22577 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22579 * genautomata.c: Add a new year to the copyright. Add a new
22581 (struct insn_reserv_decl): Add comments for member bypass_list.
22582 (find_bypass): Remove.
22583 (insert_bypass): New.
22584 (process_decls): Use insert_bypass.
22585 (output_internal_insn_latency_func): Output all bypasses with the
22586 same input insn in one switch case.
22588 * rtl.def (define_bypass): Describe bypass choice.
22589 * doc/md.texi (define_bypass): Ditto.
22591 2009-03-27 Richard Guenther <rguenther@suse.de>
22593 * gimplify.c (mark_addressable): Export.
22594 * tree-flow.h (mark_addressable): Declare.
22595 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22596 * tree-ssa.c (verify_phi_args): Verify that address taken
22597 variables have TREE_ADDRESSABLE set.
22599 2009-03-27 Richard Guenther <rguenther@suse.de>
22601 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22602 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22603 Do not mark decls TREE_ADDRESSABLE.
22604 (build_fold_addr_expr): Adjust.
22605 (fold_addr_expr): Remove.
22606 (fold_unary): Use build_fold_addr_expr.
22607 (fold_comparison): Likewise.
22608 (split_address_to_core_and_offset): Likewise.
22609 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22611 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22612 (gimplify_modify_expr_to_memcpy): Mark source and destination
22614 * omp-low.c (create_omp_child_function): Mark the object decl
22616 (lower_rec_input_clauses): Mark the var we take the address of
22618 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22620 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22622 PR middle-end/39315
22623 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22624 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22626 2009-03-27 Richard Guenther <rguenther@suse.de>
22628 PR tree-optimization/39120
22629 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22631 (handle_lhs_call): Process return constraints. Add escape
22632 constraints if necessary.
22633 (handle_const_call): Fill out return constraints. Make nested
22634 case more precise. Avoid consttmp if possible.
22635 (handle_pure_call): Fill out return constraints. Avoid
22636 callused if possible.
22637 (find_func_aliases): Simplify call handling.
22639 2009-03-27 Richard Guenther <rguenther@suse.de>
22641 PR tree-optimization/39120
22642 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22643 as a representative.
22644 (solve_graph): Do propagate CALLUSED.
22645 (handle_pure_call): Use a scalar constraint from CALLUSED for
22647 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22650 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22653 * c-common.c (handle_aligned_attribute): Properly check alignment
22654 overflow. Use (1U << i) instead of (1 << i).
22656 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22658 * expr.h (get_mem_align_offset): Updated.
22660 * tree.h (tree_decl_common): Change align to "unsigned int" and
22661 move it before pointer_alias_set.
22663 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22664 Jakub Jelinek <jakub@redhat.com>
22667 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22668 gr_register_operand with gr_reg_or_0_operand.
22669 (cmpxchg_rel_di): Likewise.
22670 (sync_lock_test_and_set<mode>): Likewise.
22672 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22674 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22675 (true_regnum): Likewise.
22677 * rtlanal.c (subreg_info): Moved to ...
22678 * rtl.h (subreg_info): Here. New.
22679 (subreg_get_info): New.
22681 * rtlanal.c (subreg_get_info): Make it extern.
22683 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22686 * config/i386/i386.c (ix86_abi): New.
22687 (override_options): Handle -mabi=.
22688 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22689 (ix86_call_abi_override): Likewise.
22690 (init_cumulative_args): Likewise.
22691 (function_arg_advance): Likewise.
22692 (function_arg_64): Likewise.
22693 (function_arg): Likewise.
22694 (ix86_pass_by_reference): Likewise.
22695 (ix86_function_value_regno_p): Likewise.
22696 (ix86_build_builtin_va_list_abi): Likewise.
22697 (setup_incoming_varargs_64): Likewise.
22698 (is_va_list_char_pointer): Likewise.
22699 (ix86_init_machine_status): Likewise.
22700 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22701 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22702 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22703 (ix86_function_abi): Make it static and return enum calling_abi.
22704 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22706 (ix86_fn_abi_va_list): Updated.
22708 * config/i386/i386.h (ix86_abi): New.
22709 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22710 (CONDITIONAL_REGISTER_USAGE): Likewise.
22711 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22712 (machine_function): Likewise.
22714 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22716 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22717 (STACK_BOUNDARY): Likewise.
22718 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22720 * config/i386/i386.opt (mabi=): New.
22722 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22723 return enum calling_abi.
22724 (ix86_function_type_abi): Likewise.
22725 (ix86_function_abi): Removed.
22727 * doc/invoke.texi: Document -mabi= option for x86.
22729 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22731 * builtins.c (real_dconstp): Delete.
22732 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22734 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22735 Jakub Jelinek <jakub@redhat.com>
22738 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22739 (gen_subprogram_die): When a function is explicit, generate the
22740 DW_AT_explicit attribute.
22741 * langhooks.h (struct lang_hooks_for_decls): Add
22742 function_decl_explicit_p langhook.
22743 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22744 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22746 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22748 * builtins.c (fold_builtin_memory_op): Optimize memmove
22749 into memcpy if we can prove source and destination don't overlap.
22751 * tree-inline.c: Include gt-tree-inline.h.
22752 (clone_fn_id_num): New variable.
22753 (clone_function_name): New function.
22754 (tree_function_versioning): Use it.
22755 * Makefile.in (GTFILES): Add tree-inline.c.
22757 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22759 * BASE-VER: Change to 4.5.0.
22761 2009-03-27 Xinliang David Li <davidxl@google.com>
22763 PR tree-optimization/39557
22764 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22766 2009-03-27 Xinliang David Li <davidxl@google.com>
22768 PR tree-optimization/39548
22769 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22772 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22774 * c-common.c (pointer_int_sum): Use %wd on return from
22777 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22779 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22780 on return from tree_low_cst.
22782 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22785 * ginclude/stdarg.h (va_copy): Define also for
22786 __GXX_EXPERIMENTAL_CXX0X__.
22788 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22791 * builtins.h (c_strlen): Do not warn here.
22792 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22793 * c-common.c (pointer_int_sum): Take an explicit location.
22794 Warn about offsets out of bounds.
22795 * c-common.h (pointer_int_sum): Adjust declaration.
22797 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22799 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22802 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22805 * opts.c (warn_if_disallowed_function_p): Don't assume
22806 get_callee_fndecl must return non-NULL.
22808 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22810 PR rtl-optimization/39522
22811 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22812 when reg_reloaded_valid is set.
22814 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22816 * config/spu/divv2df3.c: New file.
22817 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22818 (DPBIT_FUNCS): Filter out _div_df.
22820 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22822 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22823 a jump insn, count that jump in the distance to the loop start.
22825 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22828 * config/sh/sh.c (calc_live_regs): Fix condition for global
22829 registers except PIC_OFFSET_TABLE_REGNUM.
22831 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22834 * doc/invoke.texi (-mconsole): New.
22836 (-mno-cygwin): New.
22838 (-mnop-fun-dllimport): New.
22842 (sub section "i386 and x86-64 Windows Options"): New.
22844 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22846 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22847 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22849 2009-03-25 Richard Guenther <rguenther@suse.de>
22851 PR middle-end/39497
22852 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22855 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22857 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22858 neither of haifa/selective schedulers are working.
22860 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22862 * doc/invoke.texi (Debugging Options): Fix description of
22863 -fno-merge-debug-strings.
22865 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22867 * config/cris/libgcc.ver: New version-script.
22868 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22870 * configure.ac <GAS features, nop mnemonic>: Add pattern
22871 crisv32-*-* for "nop".
22872 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22873 * configure: Regenerate.
22875 2009-03-24 Ira Rosen <irar@il.ibm.com>
22877 PR tree-optimization/39529
22878 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22879 mark_sym_for_renaming for the tag copied to the new vector
22882 2009-03-24 Arthur Loiret <aloiret@debian.org>
22884 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22885 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22886 EXTRA_SPEC_FUNCTIONS.
22887 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22888 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22889 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22890 -march and -mtune options.
22892 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22894 * config/m68k/t-rtems: Add m5329 multilib.
22896 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22897 Jakub Jelinek <jakub@redhat.com>
22900 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22903 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22906 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22907 instead of c_parser_expression_conv, if original_code isn't one of the
22908 4 allowed comparison codes, fail.
22910 2009-03-23 Richard Guenther <rguenther@suse.de>
22912 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22913 * tree.h (struct tree_type): Likewise.
22914 * reload.h (struct insn_chain): Likewise.
22915 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22916 * function.h (struct function): Likewise.
22917 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22919 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22921 PR tree-optimization/39516
22922 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22924 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22926 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22927 should be set true if BITS_PER_WORD of target is bigger than 32
22929 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22931 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22932 Translate -B-options to -rpath-link. Correct existing
22933 rpath-link and conditionalize on !nostdlib.
22935 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22937 * doc/extend.texi (Function Attributes, Variable Attributes):
22939 * doc/invoke.texi (Debugging Options, Optimize Options)
22940 (i386 and x86-64 Options, MCore Options): Likewise.
22942 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22945 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22946 it for block local namespace aliases.
22947 (gen_decl_die): Pass context_die to gen_namespace_die.
22949 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22952 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22953 minimum or maximum value.
22955 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22957 * reginfo.c (globalize_reg): Recompute derived reg sets.
22959 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22962 * libgcc2.c (mprotect): Do not use signed arguments for
22963 VirtualProtect, use DWORD arguments. Also fix the 'may
22964 be used uninitialized' warning for the np variable.
22966 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22969 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22970 functions using regparm calling conventions when not optimizing.
22971 (ix86_function_sseregparm): Similarly for sseregparm calling
22974 2009-03-19 Li Feng <nemokingdom@gmail.com>
22976 PR middle-end/39500
22977 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22978 dependence if the first conflict is after niter iterations.
22980 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22982 PR middle-end/38609
22983 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22984 functions with dynamic stack-pointer adjustments.
22986 2009-03-19 Ben Elliston <bje@au.ibm.com>
22988 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22989 option; change to -msdata=data.
22991 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22993 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22996 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22999 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
23001 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
23003 * doc/invoke.texi (Code Gen Options): Expand discussion of
23006 2009-03-18 Jakub Jelinek <jakub@redhat.com>
23008 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
23009 * matrix-reorg.c (struct matrix_info): Likewise.
23010 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
23011 * rtl.h (struct mem_attrs): Likewise.
23012 * df.h (struct df): Likewise.
23013 * tree-data-ref.h (struct data_dependence_relation): Likewise.
23014 * ira-int.h (struct ira_allocno): Likewise.
23015 * df-scan.c (struct df_collection_rec): Likewise.
23016 * ira.c (struct equivalence): Likewise.
23017 * function.c (struct temp_slot): Likewise.
23018 * cfgloop.h (struct loop): Likewise.
23021 * function.c (use_register_for_decl): When not optimizing, disregard
23022 register keyword for variables with types containing methods.
23024 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
23026 PR middle-end/39447
23027 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
23028 (is_simple_operand): Call contains_component_ref_p before calling data
23029 reference analysis that would fail on COMPONENT_REFs.
23031 * tree-vrp.c (search_for_addr_array): Fix formatting.
23033 2009-03-18 Richard Guenther <rguenther@suse.de>
23035 * tree-vect-transform.c (vect_loop_versioning): Fold the
23036 generated comparisons.
23037 * tree-vectorizer.c (set_prologue_iterations): Likewise.
23038 (slpeel_tree_peel_loop_to_edge): Likewise.
23040 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23042 PR middle-end/37805
23043 * opts.c (print_specific_help): In addition to `undocumented',
23044 accept `separate' and `joined' flags if passed alone. Describe
23045 output by the first matched one of those.
23046 (common_handle_option): Skip over empty strings.
23047 * gcc.c (display_help): Fix help string for `--help='.
23048 * doc/invoke.texi (Option Summary, Overall Options): With
23049 `--help=', classes and qualifiers can both be repeated, but
23050 only the latter can be negated. One should not pass only
23051 negated qualifiers. Fix markup and examples.
23054 2008-10-14 Jakub Jelinek <jakub@redhat.com>
23055 PR middle-end/37805
23056 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
23057 and -fhelp=separate.
23059 2009-03-17 Jing Yu <jingyu@google.com>
23061 PR middle-end/39378
23062 * function.h (struct rtl_data): Move is_thunk from here...
23063 (struct function): ...to here.
23064 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
23065 * varasm.c (assemble_start_function): Change is_thunk from crtl to
23067 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
23069 (alpha_does_function_need_gp, alpha_start_function): Likewise.
23070 (alpha_output_function_end_prologue): Likewise.
23071 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
23072 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
23073 (rs6000_output_function_epilogue): Likewise.
23074 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
23076 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
23079 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
23080 from different units in a single alternative.
23081 (*truncdfsf_i387): Ditto.
23082 (*truncxfsf2_mixed): Ditto.
23083 (*truncxfdf2_mixed): Ditto.
23085 2009-03-17 Jakub Jelinek <jakub@redhat.com>
23087 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
23088 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
23091 * tree-ssa-live.c (remove_unused_locals): Don't remove local
23092 unused non-artificial variables when not optimizing.
23095 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
23096 DW_TAG_imported_module even if decl is IMPORTED_DECL with
23097 NAMESPACE_DECL in its DECL_INITIAL.
23099 PR middle-end/39443
23100 * optabs.c (set_user_assembler_libfunc): New function.
23101 * expr.h (set_user_assembler_libfunc): New prototype.
23102 * c-common.c: Include libfuncs.h.
23103 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
23104 for memcmp, memset, memcpy, memmove and abort.
23105 * Makefile.in (c-common.o): Depend on libfuncs.h.
23108 * dwarf2out.c (gen_inlined_enumeration_type_die,
23109 gen_inlined_structure_type_die, gen_inlined_union_type_die,
23110 gen_tagged_type_instantiation_die): Removed.
23111 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23114 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23117 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23119 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23120 (check-parallel-%): Ditto.
23121 (check-consistency): Ditto.
23123 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23125 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23126 local variable rhs by NULL_TREE.
23128 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23131 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23133 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23136 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23138 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23141 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23142 for ms->sysv ABI calls only in 64bit mode.
23144 * config/i386/i386.md (untyped_call): Support 32bit.
23146 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23148 * doc/extend.texi: Replace x86_65 with x86_64.
23150 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23152 PR tree-optimization/39455
23153 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23154 mismatches for POINTER_TYPE_P (type).
23155 (number_of_iterations_le): Likewise.
23157 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23159 * config/picochip/picochip.c: Removed profiling support.
23160 * config/picochip/picochip.md: Removed profiling instruction.
23161 * config/picochip/picochip.h: Removed profiling builtin.
23163 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23165 * doc/install.texi (--with-host-libstdcxx): Document.
23167 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23170 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23171 generate a warning if the function name does not begin with
23172 "__vector" and the function has either the 'signal' or 'interrupt'
23173 attribute, from here to ...
23174 (avr_declare_function_name): ...here. New function.
23175 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23176 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23178 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23181 * cse.c (fold_rtx): Don't modify original const_arg1 when
23182 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23183 separate variable instead.
23184 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23185 from out of range shift counts.
23186 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23188 2009-03-13 Catherine Moore <clm@codesourcery.com>
23190 * config/i386/x-mingw32 (host-mingw32.o): Replace
23191 diagnostic.h with $(DIAGNOSTIC_H).
23193 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23196 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23198 * config/i386/sync.md (sync_compare_and_swap<mode>,
23199 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23200 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23202 (sync_double_compare_and_swapdi_pic,
23203 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23204 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23206 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23209 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23211 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23214 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23215 (avx_addsubv4df3): Likewise.
23216 (*avx_addsubv4sf3): Likewise.
23217 (sse3_addsubv4sf3): Likewise.
23219 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23222 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23224 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23227 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23228 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23229 registers for allocnos created from user-defined variables.
23231 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23234 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23235 of non-integer mode as well.
23237 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23239 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23240 for functions for which the parameter types are unknown.
23242 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23245 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23246 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23247 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23248 * config/i386/i386.c (ix86_local_alignment): For
23249 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23250 long long variables on the stack to avoid dynamic realignment.
23251 Allow the first argument to be a decl rather than type.
23252 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23254 2009-03-11 Nick Clifton <nickc@redhat.com>
23257 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23259 Add description to mno-lsim option.
23260 * config/mcore/mcore.h: Remove comment about deprecated m4align
23262 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23263 * doc/invoke.texi: Add description of mno-lsim and
23264 mstack-increment options.
23266 * config/fr30/fr30.opt: Document the -mno-lsim option.
23267 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23268 and -mno-lsim options.
23270 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23272 * fold-const.c (fold_comparison): Only call fold_inf_compare
23273 if the mode supports infinities.
23275 2009-03-11 Jason Merrill <jason@redhat.com>
23278 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23279 end already did. Notice GIMPLE_CALL modifications of the result.
23280 Don't copy debug information from an ignored decl or a decl from
23283 2009-03-10 Richard Guenther <rguenther@suse.de>
23284 Nathan Froyd <froydnj@codesourcery.com>
23286 PR middle-end/37850
23287 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23288 (__divMODE3): Likewise.
23290 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23292 PR tree-optimization/39394
23293 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23294 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23296 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23298 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23299 inline asms for register asm ("") declarations.
23301 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23303 * fold-const.c (fold_unary): Fix comment.
23305 2009-03-07 Jan Hubicka <jh@suse.cz>
23308 * tree-inline.c (setup_one_parameter): Do replacement of const
23309 argument by constant in SSA form.
23311 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23313 PR middle-end/38028
23314 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23315 determine alignment passed to assign_stack_local.
23316 (assign_parms_unsplit_complex): Likewise.
23317 * except.c (sjlj_build_landing_pads): Likewise.
23319 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23321 PR middle-end/39360
23322 * tree-flow.h (add_referenced_var): Return bool instead of void.
23323 * tree-dfa.c (add_referenced_var): Return result of
23324 referenced_var_check_and_insert call.
23325 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23326 of referenced_var_check_and_insert.
23329 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23330 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23331 DIE, don't emit it if abstract origin already has it.
23332 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23333 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23335 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23337 * genpreds.c (needs_variable): Fix parentheses at variable name
23339 (write_tm_constrs_h): Indent generated code.
23341 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23343 * doc/extend.texi (Function Attributes): Add documentation
23344 for isr attributes.
23346 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23349 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23350 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23352 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23354 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23357 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23360 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23361 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23363 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23365 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23366 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23367 constants instead of magic numbers.
23368 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23370 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23371 (x86_64_ms_abi_int_parameter_registers): Ditto.
23372 (x86_64_int_return_registers): Ditto.
23373 (ix86_maybe_switch_abi): Ditto.
23374 (ix86_expand_call): Ditto for clobbered_registers array.
23375 (ix86_hard_regno_mode_ok): Ditto.
23376 (x86_extended_QIreg_mentioned_p): Ditto.
23378 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23380 PR tree-optimization/39349
23381 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23383 * combine.c (gen_lowpart_for_combine): Use omode when generating
23386 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23388 PR rtl-optimization/39235
23389 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23391 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23393 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23395 2009-03-04 Richard Guenther <rguenther@suse.de>
23397 PR tree-optimization/39362
23398 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23399 that occur in abnormal PHIs should be varying.
23401 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23403 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23405 (simple_iv): Take loop as an argument instead of statement.
23406 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23407 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23409 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23411 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23412 * matrix-reorg.c (analyze_transpose): Ditto.
23413 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23414 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23415 * tree-predcom.c (ref_at_iteration): Ditto.
23416 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23418 2009-03-04 Richard Guenther <rguenther@suse.de>
23420 PR tree-optimization/39358
23421 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23422 escaped_id and callused_id.
23423 (solve_graph): Likewise.
23425 2009-03-04 Richard Guenther <rguenther@suse.de>
23427 PR tree-optimization/39339
23428 * tree-sra.c (try_instantiate_multiple_fields): Make it
23429 no longer ICE on the above.
23431 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23433 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23434 that fits within Pmode.
23436 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23438 PR middle-end/10109
23439 * tm.texi (LIBCALL_VALUE): Update description.
23441 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23443 PR middle-end/34443
23444 * doc/extend.texi (section): Update description.
23446 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23448 PR middle-end/39345
23449 * tree-inline.c (remapped_type): New.
23450 (can_be_nonlocal): Call remapped_type instead of remap_type.
23452 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23455 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23456 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23458 2009-03-03 Richard Guenther <rguenther@suse.de>
23460 PR middle-end/39272
23461 * tree.c (tree_nonartificial_location): New function.
23462 * tree.h (tree_nonartificial_location): Declare.
23463 * builtins.c (expand_builtin_memory_chk): Provide location
23464 of the call location for artificial function pieces.
23465 (maybe_emit_chk_warning): Likewise.
23466 (maybe_emit_sprintf_chk_warning): Likewise.
23467 (maybe_emit_free_warning): Likewise.
23468 * expr.c (expand_expr_real_1): Likewise.
23470 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23472 PR tree-optimization/39343
23473 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23474 COMPONENT_REF t has ARRAY_TYPE.
23476 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23478 PR middle-end/39335
23479 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23480 when the type precision of the induction variable should be
23481 larger than the type precision of nit.
23482 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23483 * graphite.c (graphite_loop_normal_form): Same.
23484 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23486 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23488 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23489 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23490 numbers to describe clobbered registers.
23491 (*call_value_0_rex64_ms_sysv): Ditto.
23492 * config/i386/mmx.md (mmx_emms): Ditto.
23493 (mmx_femms): Ditto.
23495 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23497 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23500 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23502 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23503 (spu_section_type_flags): New function.
23505 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23507 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23508 reg_class_contents of FLOAT_REGS into a temporary.
23510 2009-03-02 Richard Guenther <rguenther@suse.de>
23511 Ira Rosen <irar@il.ibm.com>
23513 PR tree-optimization/39318
23514 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23515 information to the vectorized statement.
23517 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23519 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23520 variable. Use defined names instead of magic constants for REX SSE
23523 2009-03-01 Richard Guenther <rguenther@suse.de>
23525 PR tree-optimization/39331
23526 * omp-low.c (lower_send_shared_vars): Do not receive new
23527 values for the reference of DECL_BY_REFERENCE parms or results.
23529 2009-03-01 Jan Hubicka <jh@suse.cz>
23532 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23533 BLOCK_NONLOCALIZED_VAR): New macros.
23534 (tree_block): Add nonlocalized_vars.
23535 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23536 gen_decl_die): Add origin argument. Allow generation of die with
23537 origin at hand only.
23538 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23539 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23541 (gen_block_die): Fix checking for unused blocks.
23542 (process_scope_var): Break out from .... ; work with origins only.
23543 (decls_for_scope) ... here; process nonlocalized list.
23544 (dwarf2out_ignore_block): Look for nonlocalized vars.
23545 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23547 (dump_scope_block): Dump them.
23548 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23549 (remap_block): Likewise.
23550 (can_be_nonlocal): New predicate.
23551 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23553 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23555 * configure: Regenerate.
23557 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23559 * optc-gen.awk: No need to duplicate option flags twice.
23560 Reuse help texts for duplicate options which do not have any.
23562 * gcc.c (display_help): Document --version.
23564 * gcc.c (main): If print_help_list and verbose_flag, ensure
23565 driver output comes before subprocess output.
23567 * optc-gen.awk: Assign all remaining fields to help string,
23568 space-separated, for multi-line help in *.opt.
23570 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23571 -Wno-pedantic-ms-format is for MinGW targets only.
23573 * doc/options.texi (Option file format): Fix bad indentation,
23574 restoring dropped sentence.
23576 2009-02-28 Jan Hubicka <jh@suse.cz>
23578 * tree-inline.c (tree_function_versioning): Output debug info.
23580 2009-02-28 Jan Hubicka <jh@suse.cz>
23583 * tree-inline.c (setup_one_parameter): Do not copy propagate
23584 arguments when not optimizing.
23586 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23589 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23590 (avx_addsubv4df3): Likewise.
23591 (*avx_addsubv4sf3): Likewise.
23592 (sse3_addsubv4sf3): Likewise.
23593 (*avx_addsubv2df3): Likewise.
23594 (sse3_addsubv2df3): Likewise.
23595 (avx_unpckhps256): Correct item selectors.
23596 (avx_unpcklps256): Likewise.
23597 (avx_unpckhpd256): Likewise.
23598 (avx_unpcklpd256): Likewise.
23600 2009-02-28 Jan Hubicka <jh@suse.cz>
23602 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23604 (copy_arguments_for_versioning): If var is declared don't declare it.
23605 (tree_function_versioning): First setup substitutions and then copy
23608 2009-02-27 Jan Hubicka <jh@suse.cz>
23611 * cgraph.h (varpool_output_debug_info): Remove.
23612 * cgraphunit.c (varpool_output_debug_info): Remove.
23613 * dwarf2out.c (deferred_locations_struct): New struct
23614 (deferred_locations): New type.
23615 (deferred_locations_list): New static var.
23616 (deffer_location): New function.
23617 (gen_variable_die): Use it.
23618 (decls_for_scope): Output info on local static vars.
23619 (dwarf2out_finish): Process deferred locations.
23620 * varpool.c (varpool_output_debug_info): Remove.
23622 2009-02-27 Jan Hubicka <jh@suse.cz>
23625 * tree.h (TREE_PROTECTED): Fix comment.
23626 (BLOCK_HANDLER_BLOCK): Remove.
23627 (struct tree_block): Remove handler_block add body_block.
23628 (inlined_function_outer_scope_p): New.
23629 (is_body_block): Remove.
23630 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23631 * dwarf2out.c (is_inlined_entry_point): Remove.
23632 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23633 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23635 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23636 * gimplify.c (gimplify_expr): Gimplify body blocks.
23637 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23638 block with multiple subblocks.
23639 (dump_scope_block): Prettier output; dump more flags and info.
23640 (dump_scope_blocks): New.
23641 (remove_unused_locals): Use dump_scope_blocks.
23642 * tree-flow.h (dump_scope_blocks): Declare.
23643 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23644 * stmt.c (is_body_block): Remove.
23645 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23646 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23648 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23650 PR middle-end/39308
23651 * graphite.c (graphite_loop_normal_form): Do not call
23652 number_of_iterations_exit from a gcc_assert.
23654 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23656 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23657 jumps if COND is NULL.
23658 (find_cond_jump): New function.
23659 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23660 * config/s390/s390.md: Remove z10_cobra attribute value.
23662 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23664 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23665 force_const_mem returns NULL_RTX.
23667 2009-02-26 Jan Hubicka <jh@suse.cz>
23670 * cgraph.h (varpool_output_debug_info): Remove.
23671 * cgraphunit.c (varpool_output_debug_info): Remove.
23672 * dwarf2out.c (deferred_locations_struct): New struct
23673 (deferred_locations): New type.
23674 (deferred_locations_list): New static var.
23675 (deffer_location): New function.
23676 (gen_variable_die): Use it.
23677 (decls_for_scope): Output info on local static vars.
23678 (dwarf2out_finish): Process deferred locations.
23679 * varpool.c (varpool_output_debug_info): Remove.
23681 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23683 PR rtl-optimization/39241
23684 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23685 to subreg_offset_representable_p.
23687 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23689 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23690 execute function prototype. Get f and nregs from max_reg_num
23691 and get_insns. Remove the first backward pass as it's dead,
23692 guard the forward pass by flag_expensive_optimizations.
23693 (rest_of_handle_regmove): Delete.
23694 (pass_regmove): Replace it with regmove_optimize.
23696 2009-02-25 Martin Jambor <mjambor@suse.cz>
23698 PR tree-optimization/39259
23699 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23700 calls_alloca function flags.
23701 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23702 calls are detected.
23704 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23706 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23707 flags_set_1_rtx, flags_set_1_set): Delete.
23708 (regmove_optimize): Do not call mark_flags_life_zones.
23710 2009-02-24 Julian Brown <julian@codesourcery.com>
23713 * config/arm/arm.c (require_pic_register): Only set
23714 cfun->machine->pic_reg once per function.
23716 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23718 * doc/invoke.texi (Link Options): Document an easier way to pass
23719 options that take arguments to the GNU linker using -Xlinker and -Wl.
23721 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23724 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23726 2009-02-24 Richard Guenther <rguenther@suse.de>
23729 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23731 2009-02-24 Richard Guenther <rguenther@suse.de>
23732 Zdenek Dvorak <ook@ucw.cz>
23734 PR tree-optimization/39233
23735 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23736 from converting them to a generic type.
23738 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23740 PR tree-optimization/39260
23741 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23742 contains a condition with a real type.
23743 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23745 2009-02-23 Jason Merrill <jason@redhat.com>
23748 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23749 narrowing_initializer_constant_valid_p.
23750 (narrowing_initializer_constant_valid_p): Don't return
23751 null_pointer_node for adding a pointer to itself.
23753 2009-02-23 Jan Hubicka <jh@suse.cz>
23756 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23759 2009-02-23 Jan Hubicka <jh@suse.cz>
23761 PR tree-optimization/37709
23762 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23763 * tree.h (block_ultimate_origin): Declare.
23764 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23765 * tree-ssa-live.c (remove_unused_scope_block_p):
23766 Eliminate blocks containig no instructions nor live variables nor
23768 (dump_scope_block): New function.
23769 (remove_unused_locals): Enable removal of dead blocks by default;
23770 enable dumping at TDF_DETAILS.
23772 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23774 * config/i386/i386.c (classify_argument): Don't allow COImode
23776 (function_arg_advance_32): Don't allow OImode.
23777 (function_arg_32): Likewise.
23778 (function_value_32): Likewise.
23779 (return_in_memory_32): Likewise.
23780 (function_arg_64): Remove OImode comment.
23782 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23785 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23786 ix86_expand_vector_set for V4DImode in 64bit mode only.
23787 (ix86_expand_vector_init_one_var): Likewise.
23789 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23791 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23793 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23796 * loop-iv.c: Revert last change.
23797 * emit-rtl.c: Likewise.
23799 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23802 * config/i386/i386.c (type_natural_mode): Remove an extra
23803 space in the warning message.
23804 (function_value_32): Handle 32-byte vector modes.
23805 (return_in_memory_32): Likewise.
23807 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23809 * loop-iv.c (truncate_value): New function.
23810 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23812 (lowpart_subreg): Move to...
23813 * emit-rtl.c: ...here.
23815 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23817 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23818 accidental and undocumented change at revision 140860.
23820 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23822 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23823 take gimple_seq * arguments.
23824 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23825 types_compatible_p langhook.
23827 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23828 Joseph Myers <joseph@codesourcery.com>
23830 * config/arm/arm.c (arm_builtin_va_list): New function.
23831 (arm_expand_builtin_va_start): Likewise.
23832 (arm_gimplify_va_arg_expr): Likewise.
23833 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23834 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23835 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23836 (va_list_type): New variable.
23837 (arm_mangle_type): Mangle va_list_type appropriately.
23839 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23841 PR middle-end/39157
23842 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23843 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23844 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23845 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23846 parameter to 1000 for -O1 by default.
23847 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23849 * loop-invariant.c: Include params.h.
23850 (move_loop_invariants): Don't call move_single_loop_invariants on
23853 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23855 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23856 offset when calculating bounds for indexing stack_usage_map. Fixes
23857 a buffer overflow with certain target setups.
23859 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23862 * calls.c (expand_call): Clear try_tail_call if caller and callee
23863 disagree in promotion of function return value.
23865 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23868 * c-common.c (c_determine_visibility): If visibility changed and
23869 DECL_RTL has been already set, call make_decl_rtl to update symbol
23872 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23875 * varasm.c (assemble_variable): Don't check DECL_NAME when
23876 globalizing a variable.
23878 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23881 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23882 expression before any __builtin_trap call.
23883 * c-typeck.c (build_function_call): Convert and check function
23884 arguments before generating a call to a trap. Evaluate the
23885 function arguments before the trap.
23887 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23890 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23891 (UNSPEC_FXAM_MEM): New unspec.
23892 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23893 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23894 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23896 2009-02-19 Richard Guenther <rguenther@suse.de>
23898 PR tree-optimization/39207
23899 PR tree-optimization/39074
23900 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23901 storedanything_tree): New.
23902 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23903 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23904 (build_succ_graph): Add edges from STOREDANYTHING to all
23906 (init_base_vars): Initialize STOREDANYTHING.
23907 (compute_points_to_sets): Free substitution info after
23908 building the succ graph.
23909 (ipa_pta_execute): Likewise.
23911 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23913 (do_ds_constraint): Do not add to special var or non-pointer
23915 (type_could_have_pointers): Split out from ...
23916 (could_have_pointers): ... here. For arrays use the element type.
23917 (create_variable_info_for): Initialize may_have_pointers.
23918 (new_var_info): Likewise.
23919 (handle_lhs_call): Make the HEAP variable unknown-sized.
23920 (intra_create_variable_infos): Use a type with pointers for
23921 PARM_NOALIAS, make it unknown-sized.
23923 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23926 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23928 2009-02-18 Jason Merrill <jason@redhat.com>
23931 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23932 value if DECL_EXTERNAL.
23933 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23934 * target.h (gcc_target::binds_local_p): Clarify "module".
23935 * tree.h (TREE_PUBLIC): Clarify "module".
23937 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23940 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23941 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23943 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23946 * c.opt (Wabi): Support C and ObjC.
23949 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23951 * config/i386/i386.c (classify_argument): Warn once about the ABI
23952 change when passing union with long double.
23954 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23956 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23959 * c-parser.c (c_parser_compound_statement): Always enter and leave
23962 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23965 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23967 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23969 PR tree-optimization/36922
23970 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23971 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23974 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23976 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23979 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23981 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23983 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23985 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23988 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23989 Richard Sandiford <rdsandiford@googlemail.com>
23991 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23992 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23993 (loongson_biadd): ...this.
23995 2009-02-17 Richard Guenther <rguenther@suse.de>
23997 PR tree-optimization/39202
23998 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23999 a var make sure to follow existing collapses.
24001 2009-02-17 Richard Guenther <rguenther@suse.de>
24003 PR middle-end/39214
24004 * langhooks.c (lhd_print_error_function): Check for NULL block.
24006 2009-02-17 Richard Guenther <rguenther@suse.de>
24008 PR tree-optimization/39204
24009 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
24012 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
24014 * config/soft-fp/double.h: Update from glibc CVS.
24016 2009-02-17 Richard Guenther <rguenther@suse.de>
24018 PR tree-optimization/39207
24019 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
24020 strict-aliasing warnings for pointers pointing to NULL.
24022 2009-02-16 Joseph Myers <joseph@codesourcery.com>
24025 * c-parser.c (c_parser_braced_init): Call pop_init_level when
24026 skipping until next close brace.
24028 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
24031 * config/i386/i386.c (ix86_expand_push): Set memory alignment
24032 to function argument boundary.
24034 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
24036 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
24037 in the lea_add. Reload eventually constraints it properly.
24038 * config/picochip/constraints.md: Remove the target constraint
24039 "b", since it is not needed anymore.
24041 2009-02-16 Jakub Jelinek <jakub@redhat.com>
24043 * gthr-dce.h: Uglify function parameter and local variable names.
24044 * gthr-gnat.h: Likewise.
24045 * gthr-mipssde.h: Likewise.
24046 * gthr-nks.h: Likewise.
24047 * gthr-posix95.h: Likewise.
24048 * gthr-posix.h: Likewise.
24049 * gthr-rtems.h: Likewise.
24050 * gthr-single.h: Likewise.
24051 * gthr-solaris.h: Likewise.
24052 * gthr-tpf.h: Likewise.
24053 * gthr-vxworks.h: Likewise.
24054 * gthr-win32.h: Likewise.
24056 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
24059 * config/i386/i386.md: Restrict the new peephole2 to move
24060 between MMX/SSE registers.
24062 2009-02-15 Richard Guenther <rguenther@suse.de>
24065 2009-02-13 Richard Guenther <rguenther@suse.de>
24067 * configure.ac: Enable LFS.
24068 * configure: Re-generate.
24069 * config.in: Likewise.
24071 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24073 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
24074 spu_srqwbyte, spu_srqwbytebc): Define.
24075 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
24076 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
24077 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
24078 "shrqby_<mode>"): New insn-and-split patterns.
24079 * config/spu/spu.c (expand_builtin_args): Determine and return
24080 number of operands using spu_builtin_description data.
24081 (spu_expand_builtin_1): Use it.
24083 2009-02-13 Steve Ellcey <sje@cup.hp.com>
24086 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
24089 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24092 * config/i386/i386.c (override_options): Correct warning
24093 messages for -malign-loops, -malign-jumps and -malign-functions.
24095 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24098 * config/i386/i386.md: Restrict the new peephole2 to move
24099 between the general purpose registers.
24101 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
24104 * config/i386/i386.c (type_natural_mode): Add a new argument.
24105 Return the original mode and warn ABI change if vector size is 32byte.
24106 (function_arg_advance): Updated.
24107 (function_arg): Likewise.
24108 (ix86_function_value): Likewise.
24109 (ix86_return_in_memory): Likewise.
24110 (ix86_sol10_return_in_memory): Likewise.
24111 (ix86_gimplify_va_arg): Likewise.
24112 (function_arg_32): Don't warn ABX ABI change here.
24113 (function_arg_64): Likewise.
24115 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24117 * loop-iv.c (implies_p): In the final case, test that operands 0
24118 of the two comparisons match.
24120 * config/bfin/bfin.c (find_prev_insn_start): New function.
24121 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24122 (find_next_insn_start): Move.
24124 2009-02-13 Richard Guenther <rguenther@suse.de>
24126 * configure.ac: Enable LFS.
24127 * configure: Re-generate.
24128 * config.in: Likewise.
24130 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24133 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24134 sizes on syntax error after some arguments have been parsed.
24136 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24138 * doc/invoke.texi (-fira): Remove.
24140 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24142 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24143 * recog.c: Likewise.
24146 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24148 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24149 (umul_ppmm): Likewise.
24150 (count_leading_zeros): Likewise.
24151 (count_trailing_zeros): Likewise.
24152 (UMUL_TIME): Likewise.
24154 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24156 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24157 soft-fp/t-softfp to tmake_file.
24159 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24160 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24161 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24162 IA64_BUILTIN_INFQ]: New.
24163 (ia64_init_builtins): Initialize __builtin_infq,
24164 __builtin_fabsq and __builtin_copysignq if not HPUX.
24165 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24166 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24168 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24170 (__fixtfti): Likewise.
24171 (__fixunstfti): Likewise.
24172 (__floattitf): Likewise.
24174 * config/ia64/libgcc-glibc.ver: New.
24175 * config/ia64/t-fprules-softfp: Likewise.
24176 * config/ia64/sfp-machine.h: Likewise.
24178 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24179 (LIBGCC2_TF_CEXT): Likewise.
24180 (TF_SIZE): Likewise.
24181 (TARGET_INIT_LIBFUNCS): Likewise.
24183 * config/ia64/t-glibc (SHLINB_MAPFILES):
24184 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24186 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24188 * config/i386/i386.c (construct_container): Rewrite processing
24189 BLKmode with X86_64_SSE_CLASS.
24191 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24194 * config/i386/i386.md: Replace simplify_replace_rtx with
24195 replace_rtx in the new peephole2.
24197 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24199 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24200 loop unrolling do not happen at -O2.
24202 2009-02-12 Michael Matz <matz@suse.de>
24204 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24206 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24208 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24211 2009-02-12 Ben Elliston <bje@au.ibm.com>
24213 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24214 patterns when updating the back chain. Missed in the 2009-02-10
24217 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24219 * doc/extend.texi (Decimal Floating Types): Update identifier of
24220 draft TR and list of missing support.
24222 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24224 PR middle-end/39154
24225 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24226 bit to variable length decl's flags, add it also to its
24227 pointer replacement variable.
24229 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24230 Jakub Jelinek <jakub@redhat.com>
24233 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24234 (memory_blockage): New expander.
24235 (*memory_blockage): New insn pattern.
24236 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24237 instead of general blockage at the end of function prologue when
24238 frame pointer is used to access red zone area. Do not emit blockage
24239 when profiling, it is emitted in generic code.
24240 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24241 function epilogue when frame pointer is used to access red zone area.
24243 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24246 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24247 by arithmetic with memory operands.
24248 * config/i386/predicates.md (commutative_operator): New.
24250 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24252 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24255 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24257 * alias.h (record_alias_subset): Declare.
24258 * alias.c (record_alias_subset): Make global.
24260 2009-02-10 Nick Clifton <nickc@redhat.com>
24262 * tree-parloops.c: Change license to GPLv3.
24263 * ipa-struct-reorg.c: Change license to GPLv3.
24264 * ipa-struct-reorg.h: Change license to GPLv3.
24266 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24269 * c-decl.c (start_struct): Return NULL on error.
24271 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24273 PR middle-end/39124
24274 * cfgloopmanip.c (remove_path): Call remove_bbs after
24275 cancel_loop_tree, not before it.
24278 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24279 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24280 VAR_DECLs were seen.
24281 * tree-ssa-live.c (remove_unused_locals): Recompute
24282 cfun->has_local_explicit_reg_vars.
24283 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24284 copies or clearings if cfun->has_local_explicit_reg_vars.
24286 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24289 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24290 of function prologue when frame pointer is used to access
24293 2009-02-10 Richard Guenther <rguenther@suse.de>
24295 PR middle-end/39127
24296 * gimplify.c (gimple_regimplify_operands): Always look if
24297 we need to create a temporary.
24299 2009-02-10 Richard Guenther <rguenther@suse.de>
24301 PR tree-optimization/39132
24302 * tree-loop-distribution.c (todo): New global var.
24303 (generate_memset_zero): Trigger TODO_rebuild_alias.
24304 (tree_loop_distribution): Return todo.
24306 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24309 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24310 (x86_64_reg_class_name): Removed.
24311 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24312 first one isn't X86_64_SSE_CLASS or any other ones aren't
24313 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24314 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24315 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24316 and 3 X86_64_SSEUP_CLASS.
24317 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24318 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24320 2009-02-10 Ben Elliston <bje@au.ibm.com>
24322 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24323 form instruction to update the stack back chain word, even if the
24324 user has disabled the generation of update instructions.
24325 (movdi_<mode>_update_stack): New.
24326 (movsi_update_stack): Likewise.
24327 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24328 always use an update form instruction to update the stack back
24331 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24333 PR middle-end/38953
24334 * graphite.c (if_region_set_false_region): After moving a region in
24335 the false branch of a condition, remove the empty dummy basic block.
24336 (gloog): Remove wrong fix for PR38953.
24338 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24340 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24341 generation due to implicit sign extension.
24343 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24345 PR middle-end/38981
24346 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24347 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24349 2009-02-09 Richard Guenther <rguenther@suse.de>
24351 PR middle-end/35202
24352 * convert.c (convert_to_real): Disable (float)fn((double)x)
24353 to fnf(x) conversion if errno differences may occur and
24354 -fmath-errno is set.
24356 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24358 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24359 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24360 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24362 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24365 * c-common.c (handle_alias_attribute): Disallow attribute for
24366 anything not a FUNCTION_DECL or VAR_DECL.
24368 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24371 * real.c (do_compare): Special-case compare of zero against
24372 decimal float value.
24374 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24377 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24378 as indicating flexible array members unless the field itself is
24379 being declarared as the incomplete array.
24381 2009-02-06 Jan Hubicka <jh@suse.cz>
24383 PR tree-optimization/38844
24384 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24385 is already inlined.
24387 2009-02-06 Richard Guenther <rguenther@suse.de>
24389 PR middle-end/38977
24390 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24391 fork because we may expand it as __gcov_fork.
24393 2009-02-06 Nick Clifton <nickc@redhat.com>
24395 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24397 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24399 PR tree-optimization/35659
24400 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24401 vn_phi_eq): Shortcut if hashcode does not match.
24402 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24404 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24405 and avoid iterative_hash_expr.
24406 (FOR_EACH_VALUE_ID_IN_SET): New.
24407 (value_id_compare): Remove.
24408 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24409 sort expressions by value id.
24411 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24414 * config/sh/predicates.md (general_movsrc_operand): Don't check
24415 the subreg of system registers here.
24417 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24420 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24421 on the copied decl.
24423 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24425 PR rtl-optimization/39110
24426 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24427 addresses, not aligned ones.
24429 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24430 Richard Guenther <rguenther@suse.de>
24432 PR tree-optimization/39100
24433 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24434 comment says and add edges.
24436 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24439 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24440 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24442 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24444 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24445 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24446 register_bb_in_sese, new_sese, free_sese): Moved.
24447 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24448 outermost_loop_in_scop, build_scop_iteration_domain,
24449 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24450 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24451 Use loop_in_sese_p instead of loop_in_scop_p.
24452 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24453 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24454 (scopdet_basic_block_info): Fix bug in scop detection.
24455 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24456 eq_loop_to_cloog_loop): Remove.
24457 (nb_loops_around_loop_in_scop, nb_loop
24458 ref_nb_loops): Moved here...
24459 * graphite.h (ref_nb_loops): ... from here.
24460 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24461 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24462 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24463 * testsuite/gcc.dg/graphite/scop-19.c: New
24465 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24466 Hans-Peter Nilsson <hp@axis.com>
24468 PR rtl-optimization/37889
24469 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24470 Move offset handling from PLUS to before the switch. Use new
24471 arguments when considering SYMBOL_REFs too.
24472 (rtx_addr_can_trap_p): Pass dummy offset and size.
24473 (enum may_trap_p_flags): Remove.
24474 (may_trap_p_1): Pass size from MEM_SIZE.
24476 PR rtl-optimization/38921
24477 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24478 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24479 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24480 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24482 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24484 AVX Programming Reference (January, 2009)
24485 * config/i386/sse.md (*vpclmulqdq): New.
24487 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24489 PR tree-optimization/38977
24490 PR gcov-profile/38292
24491 * calls.c (special_function_p): Disregard __builtin_ prefix.
24493 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24495 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24496 non-indexable addresses even before reload.
24498 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24501 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24502 as having variable size. Do not give an error for unnamed
24503 parameters with [*] declarators. Give a warning for type names
24504 with [*] declarators and mark them as variable size.
24505 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24506 for sizeof applied to [*] type names.
24508 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24511 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24513 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24515 * gcc.c (process_command): Update copyright notice dates.
24516 * gcov.c (print_version): Likewise.
24517 * gcov-dump.c (print_version): Likewise.
24518 * mips-tfile.c (main): Likewise.
24519 * mips-tdump.c (main): Likewise.
24521 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24524 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24525 for composite type involving a zero-length array type.
24527 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24530 * function.c (match_asm_constraints_1): Skip over
24531 initial optional % in the constraint.
24533 PR inline-asm/39059
24534 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24535 supported, don't accept FIXED_CSTs.
24536 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24537 and _Sat is used without _Fract/_Accum. Set specs->type to
24538 integer_type_node for cts_fract/cts_accum if fixed point is not
24541 2009-02-02 Catherine Moore <clm@codesourcery.com>
24543 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24545 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24547 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24548 (ABI_HAS_64BIT_SYMBOLS): Use it.
24549 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24551 2009-02-02 Paul Brook <paul@codesourcery.com>
24553 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24555 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24557 PR inline-asm/39058
24558 * recog.h (asm_operand_ok): Add constraints argument.
24559 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24560 recurse on matching constraint.
24561 (check_asm_operands): Pass constraints as 3rd argument to
24562 asm_operand_ok. Don't look up matching constraint here.
24563 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24566 2009-02-02 Ben Elliston <bje@au.ibm.com>
24568 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24569 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24571 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24573 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24574 information. Remove some obsolete information. Reorganize.
24576 * config/pa/fptr.c: Revert license to GPL 2.
24577 * config/pa/milli64.S: Likewise.
24579 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24582 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24583 LIBRARY name in, instead of hard-coding it.
24584 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24585 extra target make frag to tmake_files according to EH model.
24586 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24587 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24588 frags that define makefile variable EH_MODEL appropriately.
24589 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24590 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24591 to "-sjlj" according to type of EH configured.
24592 (LIBGCC_SONAME): Concatenate it to shared library base name.
24593 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24594 to "_sjlj" according to type of EH configured.
24595 (LIBGCC_SONAME): Concatenate it to shared library base name.
24596 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24597 (SHLIB_LINK): Add missing semicolon to if-else construct.
24598 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24599 string value of "pe_dll" command-line option.
24600 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24601 (SHLIB_SONAME): Use it when overriding t-cygming default.
24602 (SHLIB_IMPLIB): Override t-cygming default.
24603 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24604 string value of "pe_dll" command-line option.
24606 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24609 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24610 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24612 2009-01-31 Richard Guenther <rguenther@suse.de>
24614 PR tree-optimization/38937
24615 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24616 computing the transitive closure.
24618 2009-01-30 Richard Guenther <rguenther@suse.de>
24620 PR tree-optimization/39041
24621 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24622 Propagate variable indices only if the types match for this stmt.
24624 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24627 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24628 inline but never defined.
24630 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24632 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24633 (*insv_h_di_reg_extimm): New insn.
24634 (*insv_l<mode>_reg_extimm): New insn.
24636 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24638 * config/picochip/picochip.c (flag_conserve_stack): set
24639 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24640 fconserve-stack. Reduce call-overhead used by inliner.
24642 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24645 * common.opt (flag_conserve_stack): Initialised to zero.
24647 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24650 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24651 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24654 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24656 * ira-color.c (allocno_reload_assign): Update comments.
24657 * regmove.c (regmove_optimize): Likewise.
24661 2009-01-29 Robert Millan <rmh@aybabtu.com>
24663 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24664 * config/i386/kopensolaris-gnu.h: New file. Undefine
24665 `MD_UNWIND_SUPPORT'.
24666 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24668 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24670 PR tree-optimization/39007
24671 * tree-loop-distribution.c (generate_builtin): Use
24672 recompute_dominator to compute the immediate dominator of the
24673 basic block just after the loop.
24675 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24677 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24678 (ASM_OUTPUT_DWARF_PCREL): Define.
24680 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24682 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24683 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24684 global. Modify entries about regmove and IRA.
24686 * ra-conflict.c: Remove the file.
24688 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24690 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24691 (pass_regclass_init): Rename to pass_reginfo_init.
24693 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24695 * toplev.h (flag_ira): Remove.
24697 * caller-save.c (setup_save_areas): Remove flag_ira.
24699 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24701 * global.c: Remove the file.
24703 * opts.c (decode_options): Remove flag_ira.
24705 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24707 * regmove.c: Modify file description.
24708 (find_use_as_address, try_auto_increment): Define them only if
24709 AUTO_INC_DEC is defined.
24710 (replacement_quality, replace_in_call_usage, fixup_match_1,
24711 stable_and_no_regs_but_for_p): Remove.
24712 (reg_set_in_bb): Make it static.
24713 (regmove_optimize): Remove flag_ira and code which worked for
24716 * local-alloc.c: Remove the file.
24718 * common.opt (fira): Remove.
24720 * ira.c: Include except.h.
24721 (eliminable_regset): Move from global.c.
24722 (mark_elimination): Ditto. Remove flag_ira.
24723 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24724 equiv_mem_modified, validate_equiv_mem_from_store,
24725 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24726 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24727 no_equiv, recorded_label_ref): Move from local-alloc.c.
24728 (update_equiv_regs): Ditto. Make it static.
24729 (print_insn_chain, print_insn_chains): Move it from global.c.
24730 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24731 (build_insn_chain): Ditto. Make it static.
24732 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24733 Rename to init_live_subregs.
24734 (gate_ira): Remove flag_ira.
24736 * regclass.c: Rename reginfo.c. Change file description.
24737 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24738 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24739 (init_reg_sets_1): Remove code for evaluation of
24740 reg_class_superclasses and losing_caller_save_reg_set.
24741 (init_regs): Remove init_reg_autoinc.
24742 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24743 ok_for_base_p_nonstrict): Remove.
24744 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24745 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24746 corresponding entries.
24747 (dump_regclass, record_operand_costs, scan_one_insn,
24748 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24749 record_address_regs, auto_inc_dec_reg_p): Remove.
24750 (gt-regclass.h): Rename to gt-reginfo.h.
24752 * rtl.h (dump_global_regs, retry_global_alloc,
24753 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24755 * Makefile.in (RA_H): Remove.
24756 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24757 Rename regclass.o to reginfo.o.
24758 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24760 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24761 (GTFILES): Rename regclass.c to reginfo.c.
24763 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24764 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24766 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24767 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24769 (finish_spills): Ditto. Remove code for !flag_ira.
24771 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24773 PR middle-end/35854
24774 * doc/invoke.texi (rtl debug options): Complete rewrite.
24775 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24777 * mode-switching.c (pass_mode_switching): Rename pass from
24778 "mode-sw" to "mode_sw".
24779 * except.c (pass_convert_to_eh_ranges): Rename pass from
24780 "eh-ranges" to "eh_ranges".
24781 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24785 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24786 Alexander Monakov <amonakov@ispras.ru>
24788 PR middle-end/38857
24789 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24791 (move_exprs_to_boundary): Change return type and pass through
24792 should_move from move_op. Relax assert. Update usage ...
24793 (schedule_expr_on_boundary): ... here. Use should_move instead of
24795 (move_op_orig_expr_found): Indicate that insn was disconnected from
24797 (code_motion_process_successors): Do not call after_merge_succs
24798 callback if original expression was not found when traversing any of
24800 (code_motion_path_driver): Change return type. Update prototype.
24801 (move_op): Update comment. Add a new parameter (should_move). Update
24802 prototype. Set *should_move based on indication provided by
24803 move_op_orig_expr_found.
24805 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24807 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24808 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24809 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24810 * config/rs6000/rs6000.c (rs6000_override_options): Default
24811 avoid-indexed-addresses on for Power6, off for everything else.
24812 (avoiding_indexed_address_p): New function.
24813 (rs6000_legitimize_address): Use it.
24814 (rs6000_legitimate_address): Likewise.
24815 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24817 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24819 PR tree-optimization/38997
24820 * tree-loop-distribution.c (generate_memset_zero): Use
24821 POINTER_PLUS_EXPR for a pointer addition.
24823 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24825 * config/s390/s390.md (bswap<mode>2): New pattern added.
24827 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24829 * config/s390/s390.md (*tls_load_31): Added type attribute.
24831 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24833 * config/s390/s390.md: Fix a few comments.
24835 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24837 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24838 (*tm<mode>_full): Fixed z10prop attribute.
24839 (*tst<mode>_extimm): Fixed z10prop attribute.
24840 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24841 (*tstqiCCT_cconly): Fixed z10prop attribute.
24842 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24843 (*movsi_larl): Fixed z10prop attribute.
24844 (*movsi_zarch): Fixed z10prop attribute.
24845 (*movsi_eas): Fixed z10prop attribute.
24846 (*movhi): Fixed z10prop attribute.
24847 (*movqi): Fixed z10prop attribute.
24848 (*movstrictqi): Fixed z10prop attribute.
24849 (*mov<mode>): Fixed z10prop attribute.
24850 (*movcc): Fixed z10prop attribute.
24851 (*sethighpartdi_64): Fixed z10prop attribute.
24852 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24853 (*negdi2_sign_cc): Fixed z10prop attribute.
24854 (*negdi2_sign): Fixed z10prop attribute.
24855 (*absdi2_sign_cc): Fixed z10prop attribute.
24856 (*absdi2_sign): Fixed z10prop attribute.
24857 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24858 (*negabsdi2_sign): Fixed z10prop attribute.
24859 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24860 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24861 (doloop_si64): Fixed z10prop attribute.
24862 (doloop_si31): Fixed z10prop attribute.
24863 (doloop_long): Fixed z10prop attribute.
24864 (indirect_jump): Fixed z10prop attribute.
24865 (nop): Fixed z10prop attribute.
24866 (main_base_64): Fixed z10prop attribute.
24867 (reload_base_64): Fixed z10prop attribute.
24869 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24871 PR rtl-optimization/38740
24872 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24874 * config/mips/mips.c (mips_reorg): Likewise.
24876 2009-01-28 Richard Guenther <rguenther@suse.de>
24878 PR tree-optimization/38926
24879 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24880 with the correct value id to a value.
24881 (do_regular_insertion): Use the value number of edoubleprime
24882 for the value number of the expr.
24885 2008-08-21 Richard Guenther <rguenther@suse.de>
24887 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24888 a PHI ask VN if it is already available.
24889 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24890 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24892 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24894 PR middle-end/38934
24895 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24896 set to varying whenever max has TREE_OVERFLOW set, similarly
24897 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24899 2009-01-28 Richard Guenther <rguenther@suse.de>
24901 PR middle-end/38908
24902 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24903 uninitialized aggregate uses in call arguments.
24905 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24907 PR tree-optimization/38984
24908 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24909 the nothing_id variable if -fno-delete-null-pointer-checks.
24911 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24914 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24915 (set_got_offset_rex64): Ditto.
24917 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24920 * doc/extend.texi: Improve local variable with asm reg.
24922 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24924 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24925 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24926 was not supplied then set warn_packed_bitfield_compat to the
24927 default value of 1.
24928 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24931 2009-01-27 Richard Guenther <rguenther@suse.de>
24933 PR tree-optimization/38503
24934 * cfgexpand.c (expand_gimple_basic_block): Ignore
24935 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24936 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24937 variables that cannot have TBAA applied.
24938 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24941 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24943 PR middle-end/38969
24944 * calls.c (initialize_argument_information): Do not wrap complex
24945 arguments in SAVE_EXPR.
24947 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24949 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24950 (INSTALL_LIBGCC): Revert typo commit.
24952 2009-01-26 Richard Guenther <rguenther@suse.de>
24954 PR tree-optimization/38745
24955 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24956 from special handling.
24958 2009-01-26 Richard Guenther <rguenther@suse.de>
24960 PR tree-optimization/38745
24961 * tree-ssa.c (execute_update_addresses_taken): Do not include
24962 variables that cannot possibly be a register in not_reg_needs.
24963 Do not clear TREE_ADDRESSABLE on vars that may not become
24965 * tree-ssa.c (update_alias_info_1): Include those in the set
24966 of addressable vars.
24968 2009-01-26 Richard Guenther <rguenther@suse.de>
24970 PR middle-end/38851
24971 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24972 * tree-ssa-dse.c: Include langhooks.h
24973 (execute_simple_dse): Remove stores with zero size.
24975 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24978 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24981 2009-01-24 Julian Brown <julian@codesourcery.com>
24983 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24984 config/arm/linux-atomic.c.
24985 * config/arm/linux-atomic.c: New.
24987 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24989 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24990 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24991 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24993 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24996 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24999 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
25001 PR tree-optimization/38953
25002 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
25003 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
25004 (gloog): Split the exit of the scop when the scop exit is a loop exit.
25005 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
25008 2009-01-24 Paul Brook <paul@codesourcery.com>
25010 * config/arm/neon.md (neon_type): Move to arm.md.
25011 (neon_mov<VSTRUCT>): Add neon_type attribute.
25012 * config/arm/arm.md (neon_type): Move to here.
25013 (conds): Add "unconditioal" and use as default for NEON insns.
25015 2009-01-24 Ben Elliston <bje@au.ibm.com>
25017 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
25018 void *' warning from -Wc++-compat.
25019 * Makefile.in (dominance.o-warn): Remove.
25021 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
25023 PR tree-optimization/38932
25024 * fold-const.c (fold_unary_ignore_overflow): New.
25025 * tree.h (fold_unary_ignore_overflow): Declare.
25026 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
25027 * tree-ssa-sccvn.c (visit_reference_op_load,
25028 simplify_unary_expression): Likewise.
25030 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
25032 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
25033 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
25034 regardless of their type.
25035 * c-common.c (handle_packed_attribute): Don't ignore packed on
25037 * c.opt (Wpacked-bitfield-compat): New warning option.
25038 * stor-layout.c (place_field): Warn if offset of a field changed.
25039 * doc/extend.texi (packed): Mention the ABI change.
25040 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
25041 (Warning Options): Add it to the list.
25043 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
25045 * c-opts.c (c_common_post_options): Fix a typo in comments.
25047 2009-01-22 Steve Ellcey <sje@cup.hp.com>
25049 PR middle-end/38615
25050 * gimplify.c (gimplify_init_constructor): Fix promotion of const
25051 variables to static.
25052 * doc/invoke.texi (-fmerge-all-constants): Update description.
25054 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
25057 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
25058 (*movdi_1_rex64): Use type "mmx" for alternative 5.
25060 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
25062 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
25064 (LOCAL_ALIGNMENT): Similarly.
25066 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25067 Joseph Myers <joseph@codesourcery.com>
25069 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
25070 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
25071 * config/arm/arm-tune.md: Regenerate.
25072 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
25075 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
25077 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
25078 version number to five.
25080 2009-01-22 Dodji Seketeli <dodji@redhat.com>
25083 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
25084 * c-common.c (set_underlying_type): Likewise.
25085 (is_typedef_decl ): Likewise
25087 (set_underlying_type): Likewise.
25088 (is_typedef_type): Likewise.
25090 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
25092 PR middle-end/38587
25093 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
25096 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
25099 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
25100 (LIBGCC_SPEC): Don't define.
25101 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
25103 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
25105 PR rtl-optimization/38879
25106 * alias.c (base_alias_check): Unaligned access via AND address can
25107 alias all surrounding object types except those with sizes equal
25108 or wider than the size of unaligned access.
25110 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25113 * c-decl.c (clone_underlying_type): Move this ...
25114 * c-common.c (set_underlying_type): ... here.
25115 Also, make sure the function properly sets TYPE_STUB_DECL() on
25116 the newly created typedef variant type.
25117 (is_typedef_decl ): New entry point.
25118 * tree.h: Added a new member member_types_needing_access_check to
25119 struct tree_decl_non_common.
25120 (set_underlying_type): New entry point.
25121 (is_typedef_type): Likewise.
25123 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25125 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25126 Check whether two instructions have memory references that
25127 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25128 are helper functions for traversing.
25129 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25130 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25131 not to draw dependency edge for instructions with non-conflicting
25134 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25137 * longlong.h: Update copyright years. Use soft-fp license notice.
25138 Sync __clz_tab declaration with glibc.
25140 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25143 * doc/extend.texi (syscall_linkage): New.
25144 (version_id): Modify.
25146 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25147 Richard Guenther <rguenther@suse.de>
25149 PR tree-optimization/38747
25150 PR tree-optimization/38748
25151 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25152 conversion if the base address is an indirect reference and the
25153 aliasing sets could cause issues.
25155 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25157 * common.opt (fgraphite, fgraphite-identity): Add comment for
25158 explaining why these options are not documented.
25160 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25162 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25163 gimple_call_lhs is NULL.
25165 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25168 * emit-rtl.c (adjust_address_1): Make sure memref is never
25171 2009-01-20 Ben Elliston <bje@au.ibm.com>
25173 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25174 const qualifier from arg parameter. Remove unnecessary cast to char *.
25175 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25176 const qualifier from arg 2.
25178 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25180 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25182 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25185 * rtl.h (reinit_regs): New prototype.
25186 * regclass.c: Include ira.h.
25187 (reinit_regs): New.
25188 * Makefile.in (regclass.o): Add ira.h.
25189 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25191 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25194 * c-common.c (handle_aligned_attribute): Use
25195 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25196 default alignment value.
25198 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25200 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25201 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25203 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25204 __BIGGEST_ALIGNMENT__.
25206 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25208 2009-01-18 Richard Guenther <rguenther@suse.de>
25210 PR tree-optimization/38819
25211 * tree-flow.h (operation_could_trap_helper_p): Declare.
25212 * tree-eh.c (operation_could_trap_helper_p): Export.
25213 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25214 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25215 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25216 are about to insert a possibly trapping instruction and fail
25219 2009-01-18 Andreas Schwab <schwab@suse.de>
25221 * doc/install.texi (Configuration): Remove obsolete paragraph
25222 about use of --with-gnu-ld with --with-gnu-as.
25224 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25226 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25227 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25228 Follow spelling conventions.
25230 2009-01-18 Ben Elliston <bje@au.ibm.com>
25232 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25233 C++ warning about implicit conversion from void * to struct
25235 (bitmap_obstack_free): Likewise for bitmap_element *.
25236 * Makefile.in (bitmap.o-warn): Remove.
25238 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25240 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25242 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25243 Tobias Grosser <tobi.grosser@amd.com>
25245 * graphite.c (graphite_trans_scop_block): Do not block single
25248 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25250 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25251 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25252 test with assertion.
25254 2009-01-16 Richard Guenther <rguenther@suse.de>
25256 PR tree-optimization/38835
25257 PR middle-end/36227
25258 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25259 and INT + PTR -> (INT)(PTR p+ INT) folding.
25260 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25262 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25265 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25266 the subreg from a lowpart subreg if it is also casting the value.
25268 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25269 Tobias Grosser <tobi.grosser@amd.com>
25271 * graphite.c (compare_prefix_loops): New.
25272 (build_scop_canonical_schedules): Rewritten.
25273 (graphite_transform_loops): Move build_scop_canonical_schedules
25274 after build_scop_iteration_domain.
25276 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25277 Tobias Grosser <tobi.grosser@amd.com>
25279 * graphite.c (add_conditions_to_domain): Add the loops to
25280 the dimension of the iteration domain. Do copy the domain
25281 only when it exists.
25282 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25283 (add_conditions_to_constraints): New.
25284 (can_generate_code_stmt, can_generate_code): Removed.
25285 (gloog): Do not call can_generate_code.
25286 (graphite_transform_loops): Call add_conditions_to_constraints
25287 after building the iteration domain.
25289 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25291 PR tree-optimization/38789
25292 * tree-ssa-threadedge.c
25293 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25294 __builtin_constant_p.
25296 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25298 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25299 examined before deleting them.
25301 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25303 * function.c (aggregate_value_p): Correctly extract the function
25304 type from CALL_EXPR_FN lookup.
25306 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25308 * config/picochip/picochip.c (picochip_override_options): Revert
25309 CFI asm flag disable commited previously.
25311 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25312 Tobias Grosser <tobi.grosser@amd.com>
25313 Jan Sjodin <jan.sjodin@amd.com>
25315 * graphite.c (scan_tree_for_params): On substractions negate
25316 all the coefficients of the term.
25317 (clast_to_gcc_expression_red): New. Handle reduction expressions
25318 of more than two operands.
25319 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25320 (get_vdef_before_scop): Handle also the case of default definitions.
25322 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25324 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25325 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25326 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25328 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25329 Joey Ye <joey.ye@intel.com>
25331 PR middle-end/37843
25332 * cfgexpand.c (expand_stack_alignment): Don't update stack
25333 boundary nor check incoming stack boundary here.
25334 (gimple_expand_cfg): Update stack boundary and check incoming
25335 stack boundary here.
25337 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25339 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25341 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25343 PR rtl-optimization/38245
25344 * calls.c (expand_call): Add stack arguments to
25345 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25346 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25347 in regs and partially in memory or BLKmode arguments.
25348 (emit_library_call_value_1): Add stack arguments to
25349 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25350 ACCUMULATE_OUTGOING_ARGS).
25351 * dce.c: Include tm_p.h.
25352 (find_call_stack_args): New function.
25353 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25355 (mark_insn): Call find_call_stack_args for CALL_Ps.
25356 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25357 forwards. Allocate and free arg_stores bitmap if needed, pass it
25358 down to deletable_insn_p, don't mark stores set in arg_stores
25359 bitmap, clear the bitmap at the beginning of each bb.
25360 * Makefile.in (dce.o): Depend on $(TM_P_H).
25362 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25365 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25366 to make sure the insn is a conditional test (bug 22599). Reformat a
25369 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25371 PR middle-end/38431
25372 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25373 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25374 (gloog): Do not call cleanup_tree_cfg.
25375 (graphite_transform_loops): Call cleanup_tree_cfg after all
25376 scops have been code generated.
25378 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25379 * doc/gty.texi (Invoking the garbage collector): Added new node
25380 and section documenting ggc_collect.
25382 2009-01-14 Richard Guenther <rguenther@suse.de>
25384 PR tree-optimization/38826
25385 PR middle-end/38477
25386 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25387 initialization notes only if we actually emitted a warning.
25388 (intra_create_variable_infos): Add constraints for a result decl
25389 that is passed by hidden reference.
25390 (build_pred_graph): Mark all related variables non-direct on
25393 2009-01-14 Nick Clifton <nickc@redhat.com>
25395 * ira-conflicts.c: Include addresses.h for the definition of
25397 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25398 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25400 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25403 * Makefile.in (ira-lives.o): Add except.h.
25405 * ira-lives.c: Include except.h.
25406 (process_bb_node_lives): Process can_throw_internal.
25408 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25410 PR rtl-optimization/38774
25411 * combine.c (simplify_set): When undoing cc_use change, don't do
25412 PUT_CODE on the newly created comparison, but instead put back the
25415 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25417 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25418 values. Remove duplicate arm8 entry.
25420 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25422 PR tree-optimization/38786
25423 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25424 the SSA_NAME case of expand_scalar_variables_expr.
25425 Set the type of an expression to the type of its assign statement.
25426 (expand_scalar_variables_expr): Also gather the scalar computation
25427 used to index the memory access. Do not pass loop_p.
25428 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25429 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25430 the gimple_stmt_iterator where it inserts new code.
25431 Do not pass loop_p.
25432 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25433 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25435 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25437 * graphite.h (debug_value): Removed.
25438 * graphite.c (debug_value): Removed.
25440 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25442 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25443 ldrd/strd with two 32-bit instructions.
25445 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25447 * config/arm/arm.c (struct processors): Pass for speed down into
25448 cost helper functions.
25449 (const_ok_for_op): Handle COMPARE and inequality nodes.
25450 (arm_rtx_costs_1): Rewrite.
25451 (arm_size_rtx_costs): Update prototype.
25452 (arm_rtx_costs): Pass speed down to helper functions.
25453 (arm_slowmul_rtx_costs): Rework cost calculations.
25454 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25455 (arm_9e_rtx_costs): Likewise.
25457 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25459 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25460 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25461 (alpha_legitimize_address): Do not split local symbols wider than
25462 UNITS_PER_WORD into HIGH/LO_SUM parts.
25464 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25467 * gcc.c (process_command): Replace call to execvp with calls
25468 to pex_one and exit.
25470 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25473 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25474 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25475 variant for devices with 3-byte PC.
25476 (__tablejump_elpm__): New.
25478 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25481 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25482 offsetof member-designator, handle it as `[0].'.
25484 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25486 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25487 function when not using named sections on targets with named sections
25488 if branch distance is less than 262132.
25490 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25492 * combine.c (combine_instructions): Recompute
25493 optimize_this_for_speed_p for each BB in the main combine loop.
25495 2009-01-12 Tomas Bily <tbily@suse.cz>
25498 * tree-loop-distribution.c (prop_phis): New function.
25499 (generate_builtin): Call prop_phis.
25500 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25502 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25504 PR tree-optimization/38807
25505 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25506 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25508 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25510 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25511 subreg of op0 to the original op0.
25513 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25515 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25517 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25520 * mips-tfile.c (parse_def): Fix parsing of def strings
25521 starting with digits.
25523 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25526 * config/arm/arm.c (arm_is_long_call_p): Don't call
25527 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25529 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25531 * regrename.c (regrename_optimize): Fix dumping.
25532 (find_oldest_value_reg): Preserve REG_POINTER.
25533 (copy_hardreg_forward_1): Likewise.
25535 2009-01-09 Diego Novillo <dnovillo@google.com>
25537 * gimple.h (struct gimple_statement_base) <uid>: Document
25538 the restrictions on its use.
25539 (gimple_uid): Tidy.
25540 (gimple_set_uid): Tidy.
25542 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25544 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25545 zero guard even if align_bytes != 0 and count is smaller than
25548 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25550 PR rtl-optimization/38495
25551 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25552 (add_range_and_copies_from_move_list): Print all added ranges.
25553 Add ranges to memory optimized destination.
25555 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25559 * config/i386/i386.c (override_options): Reject
25560 -mstringop-strategy=rep_8byte with -m32.
25561 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25562 to 1. Do count comparison against epilogue_size_needed at compile
25563 time even when count_exp was constant forced into register. For
25564 size_needed don't jump to epilogue, instead just avoid aligning
25565 and invoke the body algorithm. If need_zero_guard, add zero guard
25566 even if count is non-zero, but smaller than size_needed + number of
25567 bytes that could be stored for alignment.
25568 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25569 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25570 but smaller than size_needed + number of bytes that could be stored
25571 for alignment. Compare size_needed with epilogue_size_needed instead
25572 of desired_align - align, don't adjust size_needed, pass
25573 epilogue_size_needed to the epilogue expanders.
25576 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25578 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25580 * pa.c (last_address): Change to unsigned.
25581 (update_total_code_bytes): Change argument to unsigned. Don't
25582 check if insn addresses are set.
25583 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25584 addresses are not set.
25585 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25587 2009-01-09 Nick Clifton <nickc@redhat.com>
25589 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25590 DECL_DECLARED_INLINE_P.
25592 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25594 PR middle-end/38347
25595 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25596 GET_MODE (op0) in operand_subword_force calls.
25598 PR middle-end/38771
25599 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25600 fold_convert arg0 operands to TREE_TYPE (op0) first.
25602 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25604 * params.def (ira-max-conflict-table-size): Decrease default value
25607 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25609 PR tree-optimization/37031
25610 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25612 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25613 allocate it using gc instead of heap, use VEC_quick_push instead of
25615 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25616 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25617 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25618 allocated vector from heap allocated.
25619 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25620 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25621 vector only after perfect_loop_nest_depth call.
25623 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25624 Jan Sjodin <jan.sjodin@amd.com>
25626 PR tree-optimization/38559
25627 * graphite.c (debug_value, copy_constraint,
25628 swap_constraint_variables, scale_constraint_variable, ): New.
25629 (get_lower_bound, get_upper_bound): Removed.
25630 (graphite_trans_bb_strip_mine): Clean up this code that works
25631 only for constant number of iterations. Fully copy upper and
25632 lower bound constraints, not only the constant part of them.
25633 * graphite.h (debug_value): Declared.
25635 2009-01-08 Ira Rosen <irar@il.ibm.com>
25637 PR tree-optimization/37194
25638 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25639 Don't add the cost of cost model guard in prologue to scalar
25640 outside cost in case of known number of iterations.
25642 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25643 Alan Modra <amodra@bigpond.net.au>
25645 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25646 non-word-aligned REG+CONST addressing.
25648 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25651 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25652 free_after_compilation when outputting a thunk.
25653 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25654 Do not call free_after_compilation here.
25656 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25658 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25659 (ix86_valid_target_attribute_inner_p): Ditto.
25661 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25663 PR tree-optimization/38492
25664 PR tree-optimization/38498
25665 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25666 * tree-chrec.h (scev_is_linear_expression): Declared.
25667 * graphite.c (graphite_cannot_represent_loop_niter): New.
25668 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25669 (graphite_loop_normal_form): Use gcc_assert.
25670 (scan_tree_for_params): Use CASE_CONVERT.
25671 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25672 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25673 Use gcc_assert. Discard scops that contain unhandled cases.
25674 (build_scop_conditions): Return a boolean status for unhandled cases.
25675 (strip_mine_profitable_p): Print the loop number, not its depth.
25676 (is_interchange_valid): Pass the depth of the loop nest, don't
25677 recompute it wrongly.
25678 (graphite_trans_bb_block): Same.
25679 (graphite_trans_bb_block): Print tentative of loop blocking.
25680 (graphite_trans_scop_block): Do not print that the loop has been
25682 (graphite_transform_loops): Do not handle scops that contain condition
25685 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25687 AVX Programming Reference (December, 2008)
25688 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25689 (_mm256_stream_pd): Likewise.
25690 (_mm256_stream_ps): Likewise.
25692 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25693 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25694 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25695 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25696 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25697 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25698 (ix86_expand_special_args_builtin): Likewise.
25700 * config/i386/sse.md (AVXMODEDI): New.
25701 (avx_movnt<mode>): Likewise.
25702 (avx_movnt<mode>): Likewise.
25703 (<sse>_movnt<mode>): Remove AVX support.
25704 (sse2_movntv2di): Likewise.
25706 2009-01-07 Richard Guenther <rguenther@suse.de>
25708 PR middle-end/38751
25709 * fold-const.c (extract_muldiv): Remove obsolete comment.
25710 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25711 to PLUS_EXPR canonicalization for the canonicalization.
25713 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25715 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25716 hosted cross-compilers generating less efficient code.
25718 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25720 * function.h (rtl_data): Add a dbr_scheduled_p field.
25721 * reorg.c (dbr_schedule): Set it.
25722 (gate_handle_delay_slots): Check it.
25723 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25724 (mips_reorg): Check flag_delayed_branch instead of
25725 mips_base_delayed_branch.
25726 (mips_override_options): Don't set mips_base_delayed_branch
25727 or flag_delayed_branch.
25729 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25731 PR rtl-optimization/38426.
25732 * ira.c (ira): Set current_function_is_leaf earlier.
25734 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25736 PR rtl-optimization/38722
25737 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25738 too early, only set a flag and modify after last possible
25741 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25744 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25745 * real.c (decimal_single_format): Correct values of emin and emax.
25746 (decimal_double_format): Ditto.
25747 (decimal_quad_format): Ditto.
25748 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25749 computation of DECnn_MIN and DECnn_MAX for corrected values of
25750 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25751 __DECnn_MIN__, and adjust its computation for the corrected value
25754 2009-01-06 Jan Hubicka <jh@suse.cz>
25757 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25759 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25761 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25762 Add Robert Clark to the list of testers.
25764 2009-01-06 Jan Hubicka <jh@suse.cz>
25765 Kai Tietz <kai.tietz@onevision.com>
25767 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25768 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25770 2009-01-06 Jan Hubicka <jh@suse.cz>
25771 Kai Tietz <kai.tietz@onevision.com>
25773 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25775 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25776 (ix86_nsaved_regs): Count only general purpose regs.
25777 (ix86_nsaved_sseregs): New.
25778 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25779 to 16 for w64; compute padding and size of sse reg save area.
25780 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25781 general purpose regs.
25782 (ix86_emit_save_sse_regs_using_mov): New.
25783 (ix86_expand_prologue): Save SSE regs if needed.
25784 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25785 (ix86_emit_restore_sse_regs_using_mov): New.
25786 (ix86_expand_epilogue): Save SSE regs if needed.
25788 2009-01-06 Jan Hubicka <jh@suse.cz>
25789 Kai Tietz <kai.tietz@onevision.com>
25791 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25792 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25793 functions when accumulate outgoing args is off.
25795 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25798 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25799 before using pseudos_have_intersected_live_ranges_p.
25801 * ira-int.h (ira_assert): Always define.
25803 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25805 AVX Programming Reference (December, 2008)
25806 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25807 (_mm256_permute2_pd): Likewise.
25808 (_mm_permute2_ps): Likewise.
25809 (_mm256_permute2_ps): Likewise.
25810 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25811 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25813 * config/i386/i386.c (ix86_builtins): Remove
25814 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25815 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25816 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25817 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25818 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25819 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25820 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25821 __builtin_ia32_vpermil2ps256.
25822 (ix86_init_mmx_sse_builtins): Updated.
25823 (ix86_expand_args_builtin): Likewise.
25825 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25827 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25828 long absolute calls when generating PA 2.0 code.
25830 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25832 PR rtl-optimization/38583
25833 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25835 * params.def (ira-max-conflict-table-size): New.
25837 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25839 * ira.h (ira_conflicts_p): New external definition.
25841 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25842 table. Report this. Return result of building.
25843 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25844 building conflict table.
25846 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25847 (ira_color): Use ira_conflicts_p.
25849 * global.c: Include ira.h.
25850 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25853 * Makefile.in (global.o): Add ira.h.
25855 * ira-build.c (mark_all_loops_for_removal,
25856 propagate_some_info_from_allocno): New.
25857 (remove_unnecessary_allocnos): Call
25858 propagate_some_info_from_allocno.
25859 (remove_low_level_allocnos): New.
25860 (remove_unnecessary_regions): Add parameter. Call
25861 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25862 parameter to remove_unnecessary_regions.
25863 (ira_build): Remove all regions but root if the conflict table was
25864 not built. Update conflict hard regs for allocnos crossing calls.
25866 * ira.c (ira_conflicts_p): New global.
25867 (ira): Define and use ira_conflicts_p.
25869 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25870 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25871 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25873 2009-01-06 Ben Elliston <bje@au.ibm.com>
25875 * gengtype-lex.l (YY_NO_INPUT): Define.
25877 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25880 * c-common.c (handle_vector_size_attribute): Also reject
25881 BOOLEAN_TYPE types.
25883 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25885 PR tree-optimization/38492
25886 * graphite.c (rename_map_elt, debug_rename_elt,
25887 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25888 rename_map_elt_info, eq_rename_map_elts,
25889 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25890 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25891 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25892 (sese_build_livein_liveouts): New.
25893 (new_sese, free_sese): New.
25894 (new_scop): Call new_sese.
25895 (free_scop): Call free_sese.
25896 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25897 (register_old_new_names): Renamed register_old_and_new_names.
25898 (register_scop_liveout_renames, add_loop_exit_phis,
25899 insert_loop_close_phis, struct igp,
25900 default_liveout_before_guard, add_guard_exit_phis,
25901 insert_guard_phis, copy_renames): New.
25902 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25903 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25904 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25905 (scop_adjust_phis_for_liveouts): New.
25906 (gloog): Call scop_adjust_phis_for_liveouts.
25908 * graphite.h (struct sese): Documented. Added fields liveout,
25909 num_ver and livein.
25910 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25911 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25912 (struct scop): Added field liveout_renames.
25913 (SCOP_LIVEOUT_RENAMES): New.
25915 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25917 PR tree-optimization/38510
25918 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25919 (translate_clast): Call recompute_all_dominators before
25921 (gloog): Call recompute_all_dominators before graphite_verify.
25923 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25924 Jan Sjodin <jan.sjodin@amd.com>
25926 PR tree-optimization/38500
25927 * graphite.c (create_sese_edges): Call fix_loop_structure after
25930 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25932 * config.gcc: Add m32r*-*-rtems*.
25933 * config/m32r/rtems.h: New file.
25935 2009-01-05 Ben Elliston <bje@au.ibm.com>
25937 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25938 (.po.pox): Likewise.
25939 (po/gcc.pot): Likewise.
25941 2009-01-04 David S. Miller <davem@davemloft.net>
25943 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25944 (STARTING_FRAME_OFFSET): Always set to zero.
25946 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25948 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25949 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25950 fixed-point types, and vectors of the same.
25952 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25954 * config/mips/sync.md (*mb_barrier): Rename to...
25955 (*memory_barrier): ...this.
25957 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25959 * doc/extend.texi (Function Attributes): Move @cindex after @item
25960 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25961 and put in alphabetical order. Fix 'target' name and put in order.
25962 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25965 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25967 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25968 (memory_barrier): Expand as unspec instead of unspec_volatile.
25969 Remove mem:BLK from insn operands. Use Pmode scratch register.
25970 (*memory_barrier): Define as unspec instead of unspec_volatile.
25971 Use (match_dup 0) as input operand.
25973 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25974 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25975 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25976 scratch register. Remove operand 1.
25977 (*stbar): Define as unspec instead of unspec_volatile.
25978 Use (match_dup 0) as input operand, remove (const_int 8).
25979 (*membar): Define as unspec instead of unspec_volatile.
25980 Use (match_dup 0) as input operand, remove input operand 2.
25982 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25983 (memory_barrier): Expand as unspec instead of unspec_volatile.
25984 Remove mem:BLK from insn operands. Use Pmode scratch register.
25985 (*memory_barrier): Define as unspec instead of unspec_volatile.
25986 Use (match_dup 0) as input operand.
25988 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25989 Remove mem:BLK from insn operands. Use Pmode scratch register.
25990 Set volatile flag on operand 0.
25991 (*memory_barrier): New insn pattern.
25993 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25995 (*memory_barrier): Use (match_dup 0) as input operand.
25997 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25998 Remove mem:BLK from insn operands. Use Pmode scratch register.
25999 Set volatile flag on operand 0.
26000 (*mb_internal): New insn pattern.
26002 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
26004 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26006 PR middle-end/38586
26007 * function.c (struct temp_slot): Move to the section of the file
26008 that deals with temp slots. Remove field 'address'.
26009 (temp_slot_address_table): New hash table of address -> temp slot.
26010 (struct temp_slot_address_entry): New struct, items for the table.
26011 (temp_slot_address_compute_hash, temp_slot_address_hash,
26012 temp_slot_address_eq, insert_temp_slot_address): Support functions
26014 (find_temp_slot_from_address): Rewrite to use the new hash table.
26015 (remove_unused_temp_slot_addresses): Remove addresses of temp
26016 slots that have been made available.
26017 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
26018 worker function for remove_unused_temp_slot_addresses.
26019 (assign_stack_temp_for_type): Don't clear the temp slot address list.
26020 Add the temp slot address to the address -> temp slot map.
26021 (update_temp_slot_address): Update via insert_temp_slot_address.
26022 (free_temp_slots): Call remove_unused_temp_slot_addresses.
26023 (pop_temp_slots): Likewise.
26024 (init_temp_slots): Allocate the address -> temp slot map, or empty
26025 the map if it is already allocated.
26026 (prepare_function_start): Initialize temp slot processing.
26028 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
26030 PR middle-end/38584
26031 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
26032 Calculate the size of all stack vars assuming no packing of stack
26033 vars will happen, replacing a quadratic algorithm with a linear one.
26035 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26038 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
26041 2009-01-03 Diego Novillo <dnovillo@google.com>
26043 * doc/contrib.texi: Update contributions.
26045 2009-01-03 Jakub Jelinek <jakub@redhat.com>
26048 * builtins.c (fold_builtin_memory_op): Give up if either operand
26049 is volatile. Set srctype or desttype to non-qualified version
26053 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
26054 and FUNCTION_DECLs.
26056 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
26058 PR rtl-optimization/35805
26059 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
26060 problem if fast dce is able to remove any instructions.
26061 * dce.c (dce_process_block): Fix dump message.
26063 2009-01-02 Mark Mitchell <mark@codesourcery.com>
26066 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
26068 2009-01-02 Jakub Jelinek <jakub@redhat.com>
26070 PR middle-end/38690
26071 * tree-flow.h (op_code_prio, op_prio): New prototypes.
26072 * tree-pretty-print.c (op_code_prio): New function.
26073 (op_prio): No longer static. Use op_code_prio.
26074 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
26075 Use op_prio and op_code_prio to determine if () should be
26076 printed around operand(s) or not.
26078 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
26079 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
26080 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
26081 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
26082 pp_character instead of pp_string for single letter printing.
26084 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
26086 * doc/extend.texi: Fix '#pragma GCC option' typo.
26088 2009-01-02 Richard Guenther <rguenther@suse.de>
26090 * doc/install.texi (--enable-checking): Mention different
26091 default for stage1.
26092 (--enable-stage1-checking): Document.
26094 2009-01-01 Andrew Pinski <pinskia@gmail.com>
26096 PR middle-end/30142
26097 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
26098 case to be an error.
26100 2009-01-02 Ben Elliston <bje@au.ibm.com>
26102 * config/fp-bit.h (pack_d): Constify argument.
26103 * config/fp-bit.c (makenan): Constify return type. Remove casts.
26104 (isnan): Constify argument.
26106 (iszero): Likewise.
26107 (pack_d): Likewise.
26108 (_fpadd_parts): Constify return type.
26109 (_fpmul_parts): Likewise.
26110 (_fpdiv_parts): Likewise.
26112 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26115 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26116 warn about overwriting initializer with side-effects or
26117 -Woverride-init if !IMPLICIT.
26118 (output_init_element): Likewise. Pass IMPLICIT down to
26120 (process_init_element): Add IMPLICIT argument. Pass it down
26121 to output_init_element.
26122 (push_init_element, pop_init_level, set_designator): Adjust
26123 process_init_element callers.
26124 (set_nonincremental_init, set_nonincremental_init_from_string):
26125 Adjust add_pending_init callers.
26126 (output_pending_init_elements): Adjust output_init_element callers.
26127 * c-tree.h (process_init_element): Adjust prototype.
26128 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26129 process_init_element callers.
26132 Copyright (C) 2009 Free Software Foundation, Inc.
26134 Copying and distribution of this file, with or without modification,
26135 are permitted in any medium without royalty provided the copyright
26136 notice and this notice are preserved.