1 2009-09-22 Richard Guenther <rguenther@suse.de>
3 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
4 (substitute_and_fold): Adjust prototype.
5 * tree-vrp.c (vrp_evaluate_conditional): Make static.
6 (simplify_stmt_using_ranges): Likewise.
7 (fold_predicate_in): Move here from tree-ssa-propagate.c.
8 (vrp_fold_stmt): New function.
9 (vrp_finalize): Pass it to substitute_and_fold.
10 * tree-flow.h (vrp_evaluate_conditional): Remove.
11 (simplify_stmt_using_ranges): Likewise.
12 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
13 * tree-ssa-copy.c (fini_copy_prop): Likewise.
14 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
16 (fold_predicate_in): Move to tree-vrp.c.
17 (substitute_and_fold): Use the callback instead of calling into
18 tree-vrp.c functions directly.
20 2009-09-22 Jakub Jelinek <jakub@redhat.com>
22 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
23 comparison warning on rs6000.
26 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
27 GIMPLE_EH_MUST_NOT_THROW cleanup.
28 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
30 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
33 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
34 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
35 LIB_SPEC for darwin10 and later since it always uses the unwinder in
36 libSystem which is derived from the gcc 4.2.1 unwinder.
38 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
41 * varasm.c (default_encode_section_info): Copy TLS model into
42 sym_ref flags regardless of backend support for TLS, for all
43 model types except TLS_MODEL_EMULATED.
45 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
48 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
49 we can handle it correctly.
51 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
53 * doc/install.texi (os2): Remove section.
55 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
57 * doc/standards.texi (Objective-C): Adjust two URLs.
59 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
61 * tree-tailcall.c (process_assignment): Don't check if a multiplication
62 or an addition are already present.
63 (find_tail_calls): Combine multiple additions and multiplications.
64 (adjust_accumulator_values): Emit accumulators.
66 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
68 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
71 2009-09-21 Jan Hubicka <jh@suse.cz>
73 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
74 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
77 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
79 * stor-layout.c (layout_type): Remove obsolete code.
81 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
84 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
86 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
89 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
90 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
91 (fold_builtin_2, do_mpc_arg1): Update accordingly.
92 * fold-const.c (const_binop): Likewise.
93 * real.h (do_mpc_arg2): Update prototype.
95 2009-09-20 Jan Hubicka <jh@suse.cz>
97 * dwarf2out.c (add_const_value_attribute): Return true if successful.
98 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
99 (tree_add_const_value_attribute): Return true if successful.
100 (tree_add_const_value_attribute_for_decl): Likewise.
102 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
103 (loc_descriptor): ... here;
104 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
105 (cst_pool_loc_descr): Break out from ...; do not reffer constant
106 pool items that was not marked for output.
107 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
108 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
109 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
110 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
111 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
112 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
113 DW_OP_stack_value to get address of items that are not available
115 (dw_loc_list): Handle single element lists correctly.
117 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
118 Pascal Obry <obry@adacore.com>
120 * unwind-dw2-fde.c (classify_object_over_fdes):
121 Cast the constant 1 to _Unwind_Ptr.
122 (add_fdes): Likewise.
123 (linear_search_fdes): Likewise.
125 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
127 * stor-layout.c (set_sizetype): Avoid useless type copy.
129 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
131 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
133 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
134 * configure, config.in: Regenerate.
135 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
137 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
138 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
139 for global data if the output could be used in a shared library.
140 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
141 to 0 if TARGET_WRITABLE_EH_FRAME.
143 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
145 PR rtl-optimization/39886
146 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
147 just when insn is equal to BB_END (bb).
149 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
151 * config/mips/mips.opt (mrelax-pic-calls): New option.
152 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
154 (mips_unspec_call): Change "unspec_call" expander into this.
155 (mips_strip_unspec_call): New function.
156 (mips_got_load): Call mips_unspec_call instead of
157 gen_unspec_call<mode>.
158 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
160 (mips_cfg_in_reorg): New function.
161 (mips16_lay_out_constants): Use it to decide whether to call
162 CFG-aware insn splitting.
163 (r10k_insert_cache_barriers): Move CFG set-up code from here to
164 mips_reorg. Move DF set-up code from here ...
165 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
167 (mips_reorg): Call mips_df_reorg instead of
168 r10k_insert_cache_barriers. Move CFG set-up code here from
169 r10k_insert_cache_barriers.
170 (mips_call_expr_from_insn): New function.
171 (mips_pic_call_symbol_from_set): Likewise.
172 (mips_find_pic_call_symbol): Likewise.
173 (mips_annotate_pic_call_expr): Likewise.
174 (mips_get_pic_call_symbol): Likewise.
175 (mips_annotate_pic_calls): Likewise.
176 (mips_override_options): Disable -mrelax-pic-calls unless PIC
178 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
179 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
180 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
182 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
183 (unspec_call<mode>): Remove it.
184 (sibcall_internal, sibcall_value_internal,
185 sibcall_value_multiple_internal, call_internal, call_split,
186 call_value_internal, call_value_split,
187 call_value_multiple_internal, call_value_multiple_split): Pass
188 SIZE_OPNO to MIPS_CALL.
189 (call_internal_direct, call_direct_split,
190 call_value_internal_direct, call_value_direct_split): Pass -1 as
191 SIZE_OPNO to MIPS_CALL.
192 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
193 * configure: Regenerate.
194 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
195 and -mno-relax-pic-calls.
196 (MIPS Options): Document -mrelax-pic-calls
197 and -mno-relax-pic-calls.
199 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
202 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
203 in the directory this rule is called from, rather than the
204 toplevel 'gcc' directory, to fix in-tree build.
206 2009-09-19 Chris Demetriou <cgd@google.com>
208 PR preprocessor/28435:
209 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
210 to cpplib that the preprocessor output is needed.
212 2009-09-19 Jakub Jelinek <jakub@redhat.com>
214 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
215 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
216 *return_and_restore_fpregs_<mode>,
217 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
220 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
221 instead of assuming it has always a REG inside of it.
223 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
225 * config/freebsd.h: Update comment on types.
228 2009-09-18 Jason Merrill <jason@redhat.com>
230 * c.opt: Add -fno-deduce-init-list.
232 2009-09-18 Neil Vachharajani <nvachhar@google.com>
234 * value-prof.c (interesting_stringop_to_profile_p): Added output
235 argument to indicate which parameter is the size parameter.
236 * value-prof.c (gimple_stringop_fixed_value): Use
237 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
238 * value-prof.c (gimple_stringops_transform): Update call sites to
239 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
240 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
242 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
245 From David Binderman <dcb314@hotmail.com>:
246 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
247 local variable f. Remove stale comments.
248 (ix86_compute_frame_layout): Remove useless local variable total_size.
250 (legitimate_address_p): Remove useless local variables
251 reason_rtx and reason.
252 (ix86_split_copysign_const): Remove useless local variable op1.
253 (scale_counter): Remove useless local variable piece_size_mask.
255 2009-09-18 Jakub Jelinek <jakub@redhat.com>
257 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
260 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
263 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
265 2009-09-17 Jakub Jelinek <jakub@redhat.com>
267 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
270 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
272 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
273 DW_OP_implicit_value even without dwarf_version 4.
275 2009-09-17 Jan Hubicka <jh@suse.cz>
277 * dwarf2out.c: Include tree-pass.h and gimple.h.
278 (loc_list_plus_const): New function.
279 (loc_descriptor_from_tree_1): Rename to ...
280 (loc_descriptor_from_tree): ... remove original.
281 (loc_list_from_tree): New function.
282 (add_AT_location_description): Accept location list.
283 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
284 (concatn_mem_loc_descriptor): Remove.
285 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
287 (secname_for_decl): Move up.
288 (hidden_reference_p): New function; break out from ...
289 (loc_by_refernece): ... here; move up.
290 (dw_loc_list): New function.
291 (single_element_loc_list): New function.
292 (single_element_loc_list_p): New function.
293 (add_loc_descr_to_each): New function.
294 (add_loc_list): New function.
295 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
296 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
297 add diagnostics why expansion failed.
298 (add_location_or_const_value_attribute): Support location lists.
299 (add_bound_info): Likewise.
300 (descr_info_loc): Update call of loc_descriptor_from_tree.
301 (gen_variable_die): Work on location lists.
302 * final.c (pass_final): Add dump file.
303 * Makefile.in (dwarf2out.o): Add new dependencies.
305 2009-09-17 Janis Johnson <janis187@us.ibm.com>
308 * real.c decimal_from_integer, decimal_integer_string): New.
309 (real_from_integer): Use them as special case for decimal float.
310 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
311 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
312 Do not append zero after the decimal point in string to convert.
314 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
316 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
317 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
319 2009-09-17 Martin Jambor <mjambor@suse.cz>
321 * common.opt (fipa-sra): New switch.
322 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
323 * timevar.def (TV_IPA_SRA): New timevar.
324 * params.def (ipa-sra-ptr-growth-factor): New parameter.
325 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
326 * tree-sra.c: Include cgraph.c.
327 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
328 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
329 and grp_not_necessarilly_dereferenced.
330 (func_param_count): New variable.
331 (encountered_apply_args): New variable.
332 (bb_dereferences): New variable.
333 (final_bbs): New variable.
334 (no_accesses_representant): New variable.
335 (no_accesses_p): New function.
336 (dump_access): Dump the new fields.
337 (sra_initialize): Set encountered_apply_args to false.
338 (get_ssa_base_param): New function.
339 (mark_parm_dereference): New function.
340 (create_access): Caring for INIDRECT_REFs and different handling of
341 varialble length accesses in early IPA SRA. Store the stmt - a new
342 parameter - to the new access.
343 (build_access_from_expr_1): New parameter stmt, passed to
344 create_access. Handle INDIRECT_REFs.
345 (build_access_from_expr): Pass the current statement to
346 build_access_from_expr_1.
347 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
349 (build_accesses_from_assign): Pass the current statement to
350 build_access_from_expr_1. Do not create assign links in IPA-SRA.
351 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
352 final_bbs when necessary. Check for calls to __builtin_apply_args.
353 Fixup EH info if anythng was changed.
354 (is_unused_scalar_param): New function.
355 (ptr_parm_has_direct_uses): New function.
356 (find_param_candidates): New function.
357 (mark_maybe_modified): New function.
358 (analyze_modified_params): New function.
359 (propagate_dereference_distances): New function.
360 (dump_dereferences_table): New function.
361 (analyze_caller_dereference_legality): New function.
362 (unmodified_by_ref_scalar_representative): New function.
363 (splice_param_accesses): New function.
364 (decide_one_param_reduction): New function.
365 (enum ipa_splicing_result): New type.
366 (splice_all_param_accesses): New function.
367 (get_param_index): New function.
368 (turn_representatives_into_adjustments): New function.
369 (analyze_all_param_acesses): New function.
370 (get_replaced_param_substitute): New function.
371 (get_adjustment_for_base): New function.
372 (replace_removed_params_ssa_names): New function.
373 (sra_ipa_reset_debug_stmts): New function.
374 (sra_ipa_modify_expr): New function.
375 (sra_ipa_modify_assign): New function.
376 (convert_callers): New function.
377 (modify_function): New function.
378 (ipa_sra_preliminary_function_checks): New function.
379 (ipa_early_sra): New function.
380 (ipa_early_sra_gate): New function.
381 (pass_early_ipa_sra): New variable.
382 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
384 2009-09-17 Michael Matz <matz@suse.de>
387 * tree.c (build_type_attribute_qual_variant): Export.
388 * tree.h (build_type_attribute_qual_variant): Declare.
389 * tree-inline.c (remap_type_1): Use it to build variants with
390 the original qualifiers and attributes.
392 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
394 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
395 without a fallthrough edge.
397 2009-09-16 DJ Delorie <dj@redhat.com>
399 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
400 chip and ignore the "fast_interrupt" attribute if so.
402 2009-09-16 Richard Henderson <rth@redhat.com>
405 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
408 2009-09-16 Richard Henderson <rth@redhat.com>
411 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
412 is set only if DECL_NO_STATIC_CHAIN is unset.
413 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
414 (FOR_EACH_NEST_INFO): New.
415 (walk_all_functions): Use it.
416 (finalize_nesting_tree): Likewise.
417 (unnest_nesting_tree): Likewise.
418 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
419 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
420 (convert_gimple_call): Early out if gimple_call_chain already set.
421 (convert_all_function_calls): Iterate until no new functions
422 require a static chain.
423 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
424 when building a trampoline. Use dump_function_to_file instead
426 (lower_nested_functions): Open dump_file. Validate that decls
427 that have DECL_NO_STATIC_CHAIN from the front end don't have that
428 bit reset by this pass.
430 2009-09-16 Michael Matz <matz@suse.de>
433 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
434 shorten decl_common_unused.
435 (DECL_RESTRICTED_P): New accessor.
436 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
437 to disambiguate marked decls and restrict pointers.
439 2009-09-16 Richard Henderson <rth@redhat.com>
442 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
444 2009-09-16 Jakub Jelinek <jakub@redhat.com>
446 * integrate.c (set_block_abstract_flags): Call
447 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
449 2009-09-16 Richard Guenther <rguenther@suse.de>
452 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
455 2009-09-16 DJ Delorie <dj@redhat.com>
456 Kaz Kojima <kkojima@gcc.gnu.org>
458 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
459 (sh_expand_prologue): Update calls to output_stack_adjust.
460 (sh_expand_epilogue): Likewise.
462 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
465 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
466 trying to limit the extent of searches in the insn stream.
468 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
469 Jakub Jelinek <jakub@redhat.com>
473 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
475 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
476 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
477 (rs6000_savres_strategy): Always save FP registers inline if the
478 target doesn't support hardware double-precision. Set the above
479 bits in return value when needed.
480 (rs6000_savres_routine_sym): Fix computation for cache selector.
481 Mark the generated symbol as a function. Rename exitp argument to
482 lr. Move code for determining the name of the symbol...
483 (rs6000_savres_routine_name): ...here. New function. Add cases for
484 getting the names right on AIX and 64-bit Linux.
485 (savres_routine_name): New variable.
486 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
487 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
488 on what the target routine uses as a base register. If savep && lr
489 describe saving of r0 into memory slot.
490 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
491 line calls for AIX ABI.
492 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
493 determine FP save/restore functions.
494 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
495 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
497 (rs6000_emit_epilogue): Adjust computation of restore_lr.
498 Duplicate restoration of LR and execute the appropriate one
499 depending on whether GPRs are being restored inline. Set r11 from
500 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
501 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
502 Fix out of line calls for AIX ABI.
503 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
505 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
507 (*restore_gpregs_spe): Likewise.
508 (*return_and_restore_gpregs_spe): Likewise.
509 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
510 Define to empty string unconditionally.
511 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
512 Define to empty string unconditionally.
513 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
516 2009-09-15 Jan Hubicka <jh@suse.cz>
518 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
519 * params.def (inline-insns-auto): Likewise.
521 2009-09-15 Martin Jambor <mjambor@suse.cz>
523 * ipa-inline.c (estimate_function_body_sizes): Dump info about
524 individual statements only at TDF_DETAILS dump level. Format
525 source for 80 characters per line.
527 2009-09-15 Christian Bruel <christian.bruel@st.com>
529 * regrename.c (do_replace): Update REG_DEAD notes.
531 2009-09-15 Revital Eres <eres@il.ibm.com>
533 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
534 * targhooks.c (default_builtin_support_vector_misalignment):
535 New builtin function.
536 * targhooks.h (default_builtin_support_vector_misalignment):
538 * target.h (builtin_support_vector_misalignment):
539 New field in struct gcc_target.
540 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
541 new builtin function.
542 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
544 * config/rs6000/rs6000.c
545 (rs6000_builtin_support_vector_misalignment): New function.
546 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
548 2009-09-15 Jie Zhang <jie.zhang@analog.com>
550 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
552 (bfin_optimize_loop): Likewise.
553 (bfin_gen_bundles): Likewise.
554 (workaround_speculation): Likewise.
555 (find_load): Return NULL_RTX for debug_insn.
557 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
559 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
562 2009-09-14 DJ Delorie <dj@redhat.com>
564 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
565 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
568 2009-09-14 Richard Henderson <rth@redhat.com>
569 Jakub Jelinek <jakub@redhat.com>
571 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
572 * cfgbuild.c (make_edges): Handle asm goto.
573 * cfglayout.c (fixup_reorder_chain): Likewise.
574 * cfgrtl.c (patch_jump_insn): Likewise.
575 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
576 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
577 (gimple_build_asm_vec): Add and use labels parameter.
578 (gimple_build_asm): Remove.
579 (walk_gimple_asm): Walk labels too.
580 * gimple.def (GIMPLE_ASM): Update docs.
581 * gimple.h: Update decls.
582 (struct gimple_statement_asm): Change nc to use unsigned char;
584 (gimple_asm_nlabels): New.
585 (gimple_asm_label_op, gimple_asm_set_label_op): New.
586 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
587 into gimple_build_asm_vec.
588 * jump.c (mark_jump_label_asm): New.
589 (mark_jump_label): Use it.
590 (redirect_jump_1): Handle asm goto.
591 (invert_jump_1): Soft fail if X is null.
592 * recog.c (extract_asm_operands): New.
593 (asm_noperands): Use it; handle asm labels.
594 (decode_asm_operands): Use extract_asm_operands.
595 (asm_operand_ok): Properly handle empty string.
596 * reg-stack.c (get_asm_operands_in_out): Rename from
597 get_asm_operand_n_inputs; use extract_asm_operands; return both
598 inputs and outputs by reference; update all callers.
599 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
600 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
601 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
602 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
603 (extract_asm_operands): Declare.
604 * stmt.c (expand_asm_operands): Add and use labels parameter.
605 (check_unique_operand_names): Likewise.
606 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
607 (expand_asm_stmt): Handle asm labels.
608 * tree-cfg.c (make_gimple_asm_edges): New.
609 (make_edges): Use it.
610 (cleanup_dead_labels): Handle asm labels.
611 (is_ctrl_altering_stmt): Likewise.
612 (gimple_redirect_edge_and_branch): Likewise.
613 * tree.def (ASM_EXPR): Add 5th operand.
614 * tree.h (ASM_LABELS): New.
615 (resolve_asm_operand_names): Update decl.
617 * c-parser.c (c_parser_asm_statement): Parse asm goto.
618 (c_parser_asm_goto_operands): New.
619 * c-tree.h (build_asm_expr): Update decl.
620 * c-typeck.c (build_asm_expr): Add and use labels parameter.
621 * doc/extend.texi: Document asm goto.
623 2009-09-14 Richard Henderson <rth@redhat.com>
625 * except.h: Update declarations.
626 (struct pointer_map_t): Forward declare.
627 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
628 (struct eh_landing_pad_d, eh_landing_pad): New.
629 (struct eh_catch_d, eh_catch): New.
630 (struct eh_region_d): Remove next_region_sharing_label, aka,
631 label, tree_label, landing_pad, post_landing_pad, resume,
632 may_contain_throw. Rename region_number to index. Remove
633 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
634 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
635 (VEC(eh_landing_pad,gc)): New.
636 (struct eh_status): Remove last_region_number. Add lp_array,
637 throw_stmt_table, ttype_data, ehspec_data.
638 (ehr_next, FOR_ALL_EH_REGION_AT): New.
639 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
640 * except.c (lang_protect_cleanup_actions): Return tree.
641 (struct ehl_map_entry): Remove.
642 (init_eh_for_function): Push zero entries for region and lp_array.
643 (gen_eh_region): Add to region_array immediately.
644 (gen_eh_region_catch): Operate on eh_catch objects.
645 (gen_eh_landing_pad): New.
646 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
647 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
648 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
649 (get_eh_landing_pad_from_number_fn): New.
650 (get_eh_landing_pad_from_number): New.
651 (get_eh_region_from_lp_number_fn): New.
652 (get_eh_region_from_lp_number): New.
653 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
654 (get_exception_pointer, get_exception_filter): Remove.
655 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
656 (current_function_has_exception_handlers): Simplify.
657 (bring_to_root, eh_region_replaceable_by_p): Remove.
658 (replace_region, hash_type_list, hash_eh_region): Remove.
659 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
660 (label_to_region_map, num_eh_regions): Remove.
661 (get_next_region_sharing_label, must_not_throw_labels): Remove.
662 (find_exception_handler_labels): Remove.
663 (duplicate_eh_regions_0, find_prev_try): Remove.
664 (struct duplicate_eh_regions_data): New.
665 (duplicate_eh_regions_1): Rewrite.
666 (duplicate_eh_regions): Return a pointer map instead of an
668 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
669 (redirect_eh_edge_to_label): Remove.
670 (eh_region_outermost): Rewrite using eh_region pointers
672 (add_ttypes_entry): Update for ttype_data move to eh_status.
673 (add_ehspec_entry): Rewrite with VEC instead of varray.
674 (assign_filter_values): Likewise. Export.
675 (build_post_landing_pads, connect_post_landing_pads): Remove.
676 (dw2_build_landing_pads): Rewrite to use lp_array.
677 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
678 (sjlj_assign_call_site_values): Rewrite to use lp_array.
679 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
680 (sjlj_mark_call_sites): Update for landing pad numbers.
681 (finish_eh_generation): Rewrite.
682 (gate_handle_eh): Do nothing for no eh tree.
683 (pass_rtl_eh): Move up near finish_eh_generation.
684 (remove_eh_landing_pad): New.
685 (remove_eh_handler): Export.
686 (remove_eh_region, remove_eh_handler_and_replace): Remove.
687 (for_each_eh_label): Rewrite to use lp_array.
688 (make_reg_eh_region_note): New.
689 (make_reg_eh_region_note_nothrow_nononlocal): New.
690 (insn_could_throw_p): New.
691 (copy_reg_eh_region_note_forward): New.
692 (copy_reg_eh_region_note_backward): New.
693 (check_handled, add_reachable_handler): Remove.
694 (reachable_next_level, foreach_reachable_handler): Remove.
695 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
696 (get_eh_region_and_lp_from_rtx): New.
697 (get_eh_region_from_rtx): New.
698 (can_throw_internal_1, can_throw_external_1): Remove.
699 (can_throw_internal): Use get_eh_region_from_rtx.
700 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
701 (insn_nothrow_p, can_nonlocal_goto): New.
702 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
703 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
704 (add_action_record): Use VEC not varray.
705 (collect_one_action_chain): Update for eh_region changes.
706 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
707 Use get_eh_region_and_lp_from_rtx.
708 (gate_convert_to_eh_region_ranges): New.
709 (pass_convert_to_eh_region_ranges): Use it.
710 (push_uleb128, push_sleb128): Use VEC not varray.
711 (output_one_function_exception_table): Likewise.
712 (dump_eh_tree): Update for eh_region changes.
713 (verify_eh_tree): Likewise.
714 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
715 * tree-eh.c: Include target.h.
716 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
717 Don't disallow GIMPLE_RESX; adjust argument check.
718 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
719 (record_stmt_eh_region): Update for landing pad numbers;
720 generate a landing pad if necessary.
721 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
722 (remove_stmt_from_eh_lp_fn): Similarly.
723 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
724 Update for lp numbers; don't special case missing throw_stmt_table.
725 (lookup_expr_eh_lp): Similarly.
726 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
727 (eh_seq, eh_region_may_contain_throw): New.
728 (struct leh_state): Add ehp_region.
729 (struct leh_tf_state): Remove eh_label.
730 (emit_post_landing_pad): New.
731 (emit_resx, emit_eh_dispatch): New.
732 (note_eh_region_may_contain_throw): New.
733 (frob_into_branch_around): Take eh_region not eh label;
734 emit eh code into eh_seq.
735 (honor_protect_cleanup_actions): Early exit for no actions. Don't
736 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
737 lower_eh_must_not_throw. Emit code to eh_seq.
738 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
739 (lower_try_finally_onedest): Likewise.
740 (lower_try_finally_copy): Likewise.
741 (lower_try_finally_switch): Likewise.
742 (lower_try_finally): Initialize ehp_region.
743 (lower_catch): Update for eh_catch objects.
744 (lower_eh_filter): Don't handle must_not_throw.
745 (lower_eh_must_not_throw): New.
746 (lower_cleanup): Don't set eh_label.
747 (lower_eh_constructs_2): Resolve eh builtins.
748 Handle GIMPLE_EH_MUST_NOT_THROW.
749 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
750 Add eh_seq to the end of the function body.
751 (make_eh_dispatch_edges): New.
752 (make_eh_edge): Remove.
753 (make_eh_edges): Simplify for landing pads.
754 (redirect_eh_edge_1): New.
755 (redirect_eh_edge): Use it.
756 (redirect_eh_dispatch_edge): New.
757 (stmt_could_throw_p): Use a switch. Allow RESX.
758 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
759 (stmt_can_throw_internal): Likewise.
760 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
761 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
762 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
763 (gate_refactor_eh): New.
764 (pass_refactor_eh): Use it.
765 (lower_resx, execute_lower_resx, pass_lower_resx): New.
766 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
767 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
768 (remove_unreachable_handlers): Rename from
769 tree_remove_unreachable_handlers; rewrite for landing pads;
770 call remove_eh_handler directly.
771 (remove_unreachable_handlers_no_lp): New.
772 (unsplit_eh, unsplit_all_eh): New.
773 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
774 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
775 (cleanup_empty_eh_unsplit): New.
776 (cleanup_empty_eh): Rewrite.
777 (cleanup_all_empty_eh): New.
778 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
779 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
780 (gate_cleanup_eh): New.
781 (pass_cleanup_eh): Use it.
782 (verify_eh_edges): Move later in file. Expect one EH edge.
783 (verify_eh_dispatch_edge): New.
785 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
786 (gtype-desc.o): Add TARGET_H.
787 (tree.o): Use EXCEPT_H, not except.h.
788 (cfgbuild.o): Add EXPR_H.
789 (GTFILES): Add vecprim.h.
790 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
791 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
792 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
793 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
794 * calls.c (emit_call_1): Use make_reg_eh_region_note.
795 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
796 calls to can_throw_internal.
797 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
798 (make_edges): Don't handle RESX; use can_nonlocal_goto.
799 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
800 (expand_gimple_stmt): Use make_reg_eh_region_note.
801 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
802 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
803 or find_exception_handler_labels.
804 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
805 there is exacly one EH edge. Use can_nonlocal_goto and
807 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
808 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
809 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
810 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
811 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
812 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
813 * dse.c (scan_insn): Use insn_could_throw_p.
814 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
815 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
816 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
817 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
818 EXC_PTR_EXPR or FILTER_EXPR.
819 (tree_expr_nonzero_warnv_p): Likewise.
820 * function.h: Include vecprim.h, not varray.h
821 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
822 move ttype_data and ehspec_data members to struct eh_status; change
823 action_record_data member to a VEC.
824 * gcse.c (hash_scan_set): Use can_throw_internal.
825 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
826 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
827 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
828 (block_may_fallthru): Don't handle RESX_EXPR.
829 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
830 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
831 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
832 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
833 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
834 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
835 (gimple_size): Likewise.
836 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
837 (gimple_build_resx): Use gimple_build_with_ops.
838 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
839 (is_gimple_val): Likewise.
840 (is_gimple_stmt): Remove RESX_EXPR.
841 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
842 (GIMPLE_RESX): Reorder with other EH constructs.
843 * gimple.h (struct gimple_statement_eh_mnt): New.
844 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
845 (gimple_eh_filter_must_not_throw): Remove.
846 (gimple_eh_filter_set_must_not_throw): Remove.
847 (gimple_eh_must_not_throw_fndecl): New.
848 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
849 (is_gimple_resx): New.
850 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
851 Don't copy EH_FILTER_MUST_NOT_THROW.
852 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
853 * ipa-inline.c (estimate_function_body_sizes): Don't try to
854 handle must_not_throw_labels specially.
855 * ipa-pure-const.c (check_call): Update debug statement for LP.
856 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
857 * ipa-utils.c (get_base_var): Likewise.
858 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
859 * lower-subreg.c (move_eh_region_note): Remove.
860 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
861 * omp-low.c (new_omp_context): Update for eh_lp_nr.
862 (create_task_copyfn): Likewise.
863 (maybe_catch_exception): Use gimple_build_eh_filter.
864 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
865 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
866 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
868 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
869 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
870 can_throw_internal, can_nonlocal_goto.
871 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
872 copy_reg_eh_region_note_forward.
873 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
874 (emit_output_reload_insns): Likewise.
875 (copy_eh_notes): Remove.
876 * rtl.def (RESX): Remove.
877 * rtl.h: Update declarations.
878 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
879 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
880 (update_eh_label): Remove.
881 (cleanup_dead_labels_eh): New.
882 (cleanup_deal_labels): Use it instead of update_eh_label.
883 (gimple_merge_blocks): Update landing pad data structure when
884 removing a landing pad label.
885 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
886 test; handle GIMPLE_EH_MUST_NOT_THROW.
887 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
888 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
889 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
890 (verify_stmt): Likewise. Verify landing pads.
891 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
892 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
893 (struct move_stmt_d): Add eh_map.
894 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
895 (move_stmt_r): Remap eh region numbers in builtin calls,
896 resx and eh_dispatch.
897 (move_block_to_fn): Remove eh_offset parameter. Use
898 maybe_duplicate_eh_stmt_fn.
899 (find_outermost_region_in_block): Operate on eh_region pointers
900 instead of region numbers.
901 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
902 duplicate_eh_regions.
903 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
904 test earlier. Disallow EH landing pads.
905 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
906 * tree-flow.h: Update declarations.
907 (struct tree_ann_common_d): Replace rn with lp_nr.
908 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
909 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
910 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
911 resx and eh_dispatch.
912 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
913 (copy_edges_for_bb): Use make_eh_dispatch_edges.
914 (copy_cfg_body): Expect eh_map instead of eh_region_offset
915 from duplicate_eh_regions.
916 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
917 update RESX; handle EH_DISPATCH.
918 (expand_call_inline): Set eh_lp_nr, not eh_region.
919 (maybe_inline_call_in_expr): Likewise.
920 * tree-inline.h (struct copy_body_data): Replace eh_region with
921 eh_lp_nr, eh_region_offset with eh_map.
922 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
923 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
924 * tree-pretty-print.c (dump_generic_node): Don't handle
925 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
926 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
927 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
928 EXC_PTR_EXPR, FILTER_EXPR.
929 * tree-ssa-operands.c (get_expr_operands): Likewise.
930 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
931 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
932 (ao_ref_init_from_vn_reference): Likewise.
933 * tree-ssa-sink.c (statement_sink_location): Likewise.
934 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
935 (mark_virtual_phi_result_for_renaming): Export. Tidy.
936 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
937 EXC_PTR_EXPR, FILTER_EXPR.
938 (is_exception_related): Remove.
939 (compute_avail): Don't call it.
940 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
941 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
942 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
943 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
945 (build_resx): Remove.
946 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
947 * tree.h: Update declarations.
948 (EH_FILTER_MUST_NOT_THROW): Remove.
949 (struct tree_label_decl): Add eh_landing_pad_nr.
950 (EH_LANDING_PAD_NR): New.
951 * value-prof.c (gimple_ic): Tidy variable names. Update for
953 (gimple_stringop_fixed_value): Tidy variable names. Assert
954 that neither call stmt can throw.
955 * vecprim.h (uchar): New.
956 (VEC(uchar,heap), VEC(uchar,gc)): New.
958 * c-common.c (c_define_builtins): Update call to
959 build_common_builtin_nodes.
960 * c-parser.c (c_parse_file): Don't call
961 default_init_unwind_resume_libfunc.
963 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
965 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
966 (mips_cprestore_address_p): Likewise.
967 (mips_save_gp_to_cprestore_slot): Likewise.
968 (mips_restore_gp): Rename to...
969 (mips_restore_gp_from_cprestore_slot): ...this.
970 (mips_must_initialize_gp_p): Declare.
971 (mips_emit_save_slot_move): Likewise.
972 (mips_output_load_label): Return nothing.
973 (mips_eh_uses): Declare.
974 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
975 (TARGET_CPRESTORE_DIRECTIVE): New macro.
976 (TARGET_ABSOLUTE_JUMPS): Likewise.
978 (FIRST_PSEUDO_REGISTER): Update comment.
979 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
980 (MIPS_CALL): ...here.
981 (REGISTER_NAMES): Add $cprestore.
982 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
983 Add load_label_length, has_inflexible_gp_insn_p,
984 has_flexible_gp_insn_p, must_initialize_gp_p and
985 must_restore_gp_when_clobbered_p.
986 (mips_expand_call): Don't generate split instructions here.
987 (mips_split_call): Update the call to mips_restore_gp after
988 the above name change.
989 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
990 (mips_find_gp_ref): New function.
991 (mips_insn_has_inflexible_gp_ref_p): Likewise.
992 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
993 (mips_insn_has_flexible_gp_ref_p): Likewise.
994 (mips_cfun_has_flexible_gp_ref_p): Likewise.
995 (mips_function_has_gp_insn): Delete.
996 (mips_global_pointer): Drop the df_regs_ever_live_p check.
997 Use the new functions above. Only return INVALID_REGNUM
998 for TARGET_ABSOLUTE_JUMPS.
999 (mips_must_initialize_gp_p): New function.
1000 (mips_get_cprestore_base_and_offset): New function, extracted from...
1001 (mips_cprestore_slot): ...here. Take a bool parameter.
1002 (mips_cfun_has_cprestore_slot_p): New function.
1003 (mips_cprestore_address_p): Likewise.
1004 (mips_save_gp_to_cprestore_slot): Likewise.
1005 (mips_restore_gp): Rename to...
1006 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1007 epilogue_completed. Update the call to mips_cprestore_slot.
1008 Test cfun->machine->must_restore_gp_when_clobbered_p.
1009 (mips_direct_save_slot_move_p): New function.
1010 (mips_emit_save_slot_move): Likewise.
1011 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1012 of cfun->machine->global_pointer.
1013 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1014 (mips_save_reg): Use mips_emit_save_slot_move.
1015 (mips_expand_prologue): Set must_initialize_gp_p.
1016 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1017 for all cprestore saves. Emit a use_cprestore instruction after
1018 setting up the cprestore slot.
1019 (mips_restore_reg): Use mips_emit_save_slot_move.
1020 (mips_process_load_label): New function.
1021 (mips_load_label_length): Likewise.
1022 (mips_output_load_label): Don't return asm: output it here instead.
1023 Use mips_process_load_label.
1024 (mips_adjust_insn_length): Adjust the length of branch instructions
1025 that have length MAX_PIC_BRANCH_LENGTH.
1026 (mips_output_conditional_branch): Update the call to
1027 mips_output_load_label. Assume the branch target is OPERANDS[0]
1028 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1029 (mips_output_order_conditional_branch): Swap the meaning of
1030 OPERANDS[0] and OPERANDS[1].
1031 (mips_variable_issue): Don't count ghost instructions.
1032 (mips_expand_ghost_gp_insns): New function.
1033 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1034 (mips_output_mi_thunk): Set must_initialize_gp_p.
1035 (mips_eh_uses): New function.
1036 * config/mips/predicates.md (cprestore_save_slot_operand)
1037 (cprestore_load_slot_operand): New predicates.
1038 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1039 (UNSPEC_MOVE_GP): Likewise.
1040 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1041 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1042 (CPRESTORE_SLOT_REGNUM): New register.
1043 (MAX_PIC_BRANCH_LENGTH): New constant.
1044 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1045 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1046 branches. Fix commentary.
1047 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1048 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1049 Change type to "ghost".
1050 (loadgp_absolute_<mode>): Likewise.
1051 (loadgp_rtp_<mode>): Likewise.
1052 (copygp_mips16): Likewise.
1053 (loadgp_blockage): Remove redundant mode attribute.
1054 (potential_cprestore): New instruction.
1055 (cprestore): Turn into an unspec set.
1056 (use_cprestore): New instruction.
1057 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1058 (*branch_fp_inverted): Likewise.
1059 (*branch_order<mode>): Likewise.
1060 (*branch_order<mode>_inverted): Likewise.
1061 (*branch_equality<mode>): Likewise.
1062 (*branch_equality<mode>_inverted): Likewise.
1063 (*branch_bit<bbv><mode>): Likewise.
1064 (*branch_bit<bbv><mode>_inverted): Likewise.
1065 (*branch_equality<mode>_mips16): Remove redundant mode.
1066 (jump): Turn into a define_expand.
1067 (*jump_absolute): New instruction.
1068 (*jump_pic): Likewise.
1069 (*jump_mips16): Rename previously-unnamed pattern. Remove
1070 redundant mode attribute.
1071 (restore_gp): Split on epilogue_completed rather than
1072 reload_completed. Change type to "ghost".
1073 (move_gp<mode>): New instruction.
1074 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1075 Remove redundant mode attribute.
1076 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1077 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1078 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1080 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1083 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1084 are returned in the same register (vs34 or v2) that Altivec vector
1085 types are returned in.
1086 (rs6000_libcall_value): Ditto.
1089 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1090 instead of explicit addsi3/adddi3 calls.
1091 (rs6000_split_multireg_move): Ditto.
1092 (rs6000_emit_allocate_stack): Ditto.
1093 (rs6000_emit_prologue): Ditto.
1094 (rs6000_output_mi_thunk): Ditto.
1096 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1097 size is 64 bits if we can use 64-bit registers.
1099 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1101 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1104 From Jie Zhang <jie.zhang@analog.com>:
1105 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1106 save FP and RETS with saveall attribute.
1107 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1108 with saveall attribute.
1110 * config/bfin/bfin.c (bfin_expand_builtin,
1111 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1114 From Jie Zhang <jie.zhang@analog.com>:
1115 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1116 before use in two places.
1117 * config/bfin/bfin.md (AREG): Define mode iterator.
1118 (reload_in, reload_out): Use mode iterator AREG.
1120 2009-09-14 Richard Guenther <rguenther@suse.de>
1123 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1124 EH personality path.
1126 2009-09-13 Richard Guenther <rguenther@suse.de>
1127 Rafael Avila de Espindola <espindola@google.com>
1129 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1130 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1131 (LANG_HOOKS_INITIALIZER): Adjust.
1132 (lhd_pass_through_t): Declare.
1133 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1135 * langhooks.c (lhd_pass_through_t): New function.
1136 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1137 dwarf2out_begin_prologue): Use personality from current_function_decl.
1138 * expr.h (get_personality_function): Declare.
1139 * expr.c (get_personality_function): New function.
1140 (build_personality_function): Likewise.
1141 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1142 (eh_personality_libfunc): Remove.
1143 * optabs.c (build_libfunc_function): New function split out from ...
1144 (init_one_libfunc): ... here.
1145 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1146 (tree_function_decl): Add personality.
1147 (lhd_gcc_personality): Declare.
1148 (build_personality_function): Likewise.
1149 * tree.c (gcc_eh_personality_decl): New.
1150 (lhd_gcc_personality): New function.
1151 * except.h (lang_eh_runtime_type): Remove.
1152 (enum eh_personality_kind): New.
1153 (build_personality_function): Declare.
1154 (function_needs_eh_personality): Declare.
1155 * except.c (lang_eh_runtime_type): Remove.
1156 (function_needs_eh_personality): New function.
1157 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1158 (sjlj_emit_function_enter, output_function_exception_table):
1159 Use personality from current_function_decl.
1160 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1161 * tree-inline.c (tree_can_inline_p): Do not inline across different
1163 (expand_call_inline): Likewise. Adjust the callers EH personality.
1164 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1165 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1166 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1167 (c-parser.o): Likewise
1168 * c-tree.h (c_eh_initialized_p): Remove.
1169 (c_maybe_initialize_eh): Likewise.
1170 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1171 (finish_decl): Don't call c_maybe_initialize_eh.
1172 (c_eh_initialized_p): Remove.
1173 (c_maybe_initialize_eh): Likewise.
1174 * c-parser.c (c_parser_omp_construct): Likewise.
1175 (c_parse_file): Initialize exception handling.
1177 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1179 * config.gcc (tm_file): Remove i386/biarch32.h
1180 for i?86-w64-mingw* case.
1181 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1183 * config.host: Set for x64 mingw the option
1184 use_long_long_for_widest_fast_int to yes.
1186 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1188 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1189 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1190 (dbxout_begin_function): Likewise.
1191 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1192 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1193 set on the function.
1194 (final_end_function): Likewise.
1195 (final_scan_insn): Likewise.
1196 (rest_of_handle_final): Likewise.
1197 * varasm.c (assemble_start_function): Likewise.
1198 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1200 2009-09-12 Jason Merrill <jason@redhat.com>
1202 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1203 * opts.c (common_handle_option): constify.
1205 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1207 * doc/install.texi (avr): Remove obsolete reference site.
1209 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1211 * doc/install.texi (Binaries): Adjust AIX link.
1213 2009-09-12 Akim Demaille <demaille@gostai.com>
1215 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1216 Use an imperative sentence.
1218 2009-09-11 Richard Henderson <rth@redhat.com>
1220 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1221 structure-name and has-tree-operands arguments; update all entries.
1222 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1224 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1225 (gsstruct_code_size): New.
1226 (gss_for_code_): New.
1227 (gss_for_code): Remove.
1228 (gimple_size): Rewrite using gsstruct_code_size.
1229 (gimple_statement_structure): Move to gimple.h.
1230 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1231 (gss_for_code, gimple_statement_structure): New.
1232 (gimple_ops): Use new arrays; tidy.
1234 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1236 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1237 operand to be a PLUS expression.
1238 * config/pa/pa.c (pa_secondary_reload): Likewise.
1240 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1242 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1244 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1247 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1249 From Jie Zhang <jie.zhang@analog.com>:
1250 * doc/extend.texi (node Function Attributes): Document l2
1252 (node Blackfin Variable Attributes): Document l2 variable attributes.
1254 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1256 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1257 to match the system compiler's configuration at inflection point.
1258 Add comment to remark a remaining difference with system compiler.
1260 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1261 * configure: Regenerate.
1263 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1265 From Jie Zhang <jie.zhang@analog.com>:
1266 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1267 (bfin_handle_l2_attribute): New.
1268 (bfin_attribute_table): Add l2 attribute.
1270 2009-09-11 Michael Matz <matz@suse.de>
1273 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1274 on the local_decls list.
1276 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1280 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1282 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1283 for VALUEs, to implement the documented interface.
1284 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1285 Adjust for VALUEs and anything else, to implement the
1286 documented interface.
1288 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1290 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1291 with actual SPE/paired vector modes before using 64-bit alignment.
1292 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1294 2009-09-10 DJ Delorie <dj@redhat.com>
1296 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1299 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1300 * config/mep/mep.c (mep_legitimate_constant_p): New.
1301 * config/mep/mep-protos.h: Prototype it.
1303 2009-09-10 Richard Henderson <rth@redhat.com>
1305 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1307 2009-09-10 Jason Merrill <jason@redhat.com>
1309 * tree.c (chain_index): New fn.
1310 * tree.h: Declare it.
1312 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1314 * config/sol2-c.c (cmn_err_length_specs): Initialize
1315 scalar_identity_flag.
1317 2009-09-10 Richard Henderson <rth@redhat.com>
1319 * tree.h (struct tree_decl_common): Move align member earlier;
1320 move label_decl_uid member ...
1321 (struct tree_label_decl): ... here.
1322 (LABEL_DECL_UID): Update to match.
1324 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1327 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1328 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1330 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1331 dest_prev if the edge is complex.
1333 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1335 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1336 loop latch tests earlier.
1338 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1339 before GIMPLE_RETURN, not after its predecessor; insert
1342 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1343 gimple_seq_empty_p to test for no PHI nodes.
1344 * tree-cfg.c (split_critical_edges): Likewise.
1346 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1348 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1350 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1351 introduced by the VTA branch merge.
1353 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1355 * ira-conflicts.c: Use fputs or putc instead of fprintf
1359 * tree-switch-conversion.c: Ditto.
1361 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1363 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1364 introduced by the VTA branch merge.
1366 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1369 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1371 PR rtl-optimization/39779
1372 * expr.c (convert_modes): Return when mode == oldmode after
1373 CONST_INTs are processed.
1375 2009-09-10 Nick Clifton <nickc@redhat.com>
1377 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1378 attribute and referring decl when creating renamed symbol.
1380 2009-09-10 Richard Guenther <rguenther@suse.de>
1383 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1385 (cgraph_finalize_compilation_unit): Compute reachability
1386 before emitting thunks. Properly process aliases before
1387 possibly removing unreachable nodes.
1389 2009-09-10 Richard Guenther <rguenther@suse.de>
1392 * tree.c (struct free_lang_data_d): Add worklist member.
1393 (find_decls_types_r): Push onto the worklist instead of recursing.
1394 Handle TREE_BINFOs properly.
1395 (find_decls_types): New function wrapped around find_decls_types_r
1396 to process the worklist.
1397 (find_decls_types_in_eh_region): Use it.
1398 (find_decls_types_in_node): Likewise.
1399 (find_decls_types_in_var): Likewise.
1400 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1401 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1402 (AGGREGATE_TYPE_P): Adjust.
1404 2009-09-09 Jason Merrill <jason@redhat.com>
1406 * configure.ac: Check glibc version even if we have an in-tree
1409 2009-09-09 Anthony Green <green@moxielogic.com>
1411 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1412 the constant 0 when appropriate.
1413 * config/moxie/constraints.md: Add constraint O.
1415 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1416 to pass up to 6 32-bit argument values in registers.
1417 (moxie_function_arg): Ditto.
1418 (moxie_arg_partial_bytes): Ditto.
1419 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1420 (REG_PARM_STACK_SPACE): Ditto.
1421 (FUNCTION_ARG_REGNO_P): Ditto.
1423 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1424 instruction to allocate stack space.
1426 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1428 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1429 unnecessarily stringent constraints. Fix address
1430 calculation in the splitters.
1432 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1434 PR rtl-optimization/39779
1435 * expr.c (convert_modes): Return when mode == oldmode after
1436 CONST_INTs are processed.
1438 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1441 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1442 (ix86_expand_prologue): Take frame.padding0 into logic of
1444 (ix86_expand_epilogue): Likewise.
1446 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1448 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1450 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1451 * config/t-slibgcc-libgcc: New file.
1452 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1454 2009-09-09 Martin Jambor <mjambor@suse.cz>
1456 PR tree-optimization/41089
1457 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1460 2009-09-09 Richard Henderson <rth@redhat.com>
1462 * gimple.h (CASE_GIMPLE_OMP): New.
1463 (is_gimple_omp): Use it.
1464 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1465 (verify_gimple_debug): Likewise.
1467 2009-09-09 Richard Guenther <rguenther@suse.de>
1469 PR tree-optimization/41101
1470 * tree-ssa-pre.c (maximal_set): Remove.
1471 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1472 Defer all blocks we didn't visit at least one successor.
1473 (add_to_exp_gen): Do not add to the maximal set.
1474 (make_values_for_phi): Likewise.
1475 (compute_avail): Likewise.
1476 (init_pre): Do not allocate the maximal set.
1477 (execute_pre): Do not dump it.
1479 2009-09-09 Martin Jambor <mjambor@suse.cz>
1481 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1482 an SSA_NAME rather than a is_gimple_variable.
1484 2009-09-09 Richard Guenther <rguenther@suse.de>
1487 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1488 code dealing with plain pointer bases.
1489 (maybe_fold_offset_to_reference): Likewise.
1490 (maybe_fold_stmt_addition): Adjust.
1492 2009-09-09 Richard Guenther <rguenther@suse.de>
1494 * tree.c (free_lang_data_in_type): Do not free the type variant
1496 (free_lang_data): Merge char_type_node with its properly signed
1498 (pass_ipa_free): Collect after freeing language specific data.
1500 2009-09-09 Michael Matz <matz@suse.de>
1503 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1504 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1505 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1508 2009-09-08 DJ Delorie <dj@redhat.com>
1510 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1512 2009-09-04 Jason Merrill <jason@redhat.com>
1514 * tree.c (tree_find_value): Remove.
1515 * tree.h: Remove prototype.
1516 * varasm.c (assemble_external): Use value_member instead.
1518 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1520 * toplev.c (process_options): Choose default debugging type when
1521 gtoggle enables debug info and type is unset.
1523 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1527 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1530 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1532 * configure: Rebuilt with modified libtool.m4.
1534 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1539 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1541 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1543 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1544 (remove_statement): Likewise.
1545 (rewrite_use_nonlinear_expr): Adjust.
1546 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1547 * tree-ssa.c (release_defs_bitset): ... this. New.
1548 * tree-flow.h (release_defs_bitset): Declare.
1550 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1553 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1554 in the middle block.
1556 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1558 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1559 via intptr_t to long type.
1560 (insert_operand_rank): Cast long type via intptr_t to
1562 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1564 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1565 from pointer to unsigned via uintptr_t.
1567 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1568 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1570 * configure: Regenerated.
1571 * config.in: Regenerated
1572 * system.h (stdint.h): Add include.
1573 (inttypes.h): Likewise.
1574 * Makefile.in (aclocal): Add config/stdint.m4.
1575 * aclocal.m4: Regenerated.
1577 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1579 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1581 (note_np_check_stores): New function.
1582 (harmless_null_pointer_p): New function.
1583 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1584 changed. Take into account whether we're in the shadow of a condjump
1585 that tested NP_REG for NULL.
1586 Lose all code that tested for SEQUENCEs.
1587 (workaround_speculation): Avoid inserting NOPs for loads that are
1588 either always executed or a NULL pointer.
1590 2009-09-08 Jan Hubicka <jh@suse.cz>
1592 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1593 * params.def (early-inlining-insns): Likewise.
1595 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1597 PR rtl-optimization/41239
1598 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1599 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1601 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1602 across calls, as the calls might not always return normally.
1603 (call_may_noreturn_p): New function.
1604 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1605 (init_deps): Initialize it.
1606 (remove_from_deps): Also remove calls from
1607 last_function_call_may_noreturn list.
1609 2009-09-07 Richard Henderson <rth@redhat.com>
1611 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1612 more VR->OPERANDS than LHS operands. Free LHS before returning.
1614 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1616 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1617 (attr "addrtype"): New member "spreg".
1618 Use it if mem_spfp_address_operand is true for the address.
1619 (attr "type"): New entry "stall".
1620 (cpu_unit "load"): New.
1621 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1623 (insn_reservation "loadsp"): New.
1624 (insn_reservation "load_stall1"): New.
1625 (insn_reservation "load_stall3"): New.
1627 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1628 (mem_p_address_operand): Exclude stack and frame pointer based
1630 (mem_spfp_address_operand): New; match them here.
1631 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1632 (bfin_reorg): Call it if scheduling insns.
1633 (bfin_gen_bundles): Remove dummy insns created by
1634 add_sched_insns_for_speculation.
1636 From Jie Zhang <jie.zhang@analog.com>:
1637 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1638 bfin_si_revision, bfin_workarounds): Move these ...
1639 * config/bfin/bfin.h: ... here.
1641 From Mike Frysinger <michael.frysinger@analog.com>
1642 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1643 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1644 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1645 bf547m, bf548m, and bf549m.
1646 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1647 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1648 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1649 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1650 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1651 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1652 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1653 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1654 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1655 bf542m, bf544m, bf547m, bf548m, and bf549m.
1657 From Jie Zhang <jie.zhang@analog.com>:
1658 * config/bfin/predicates.md (p_register_operand): New predicate.
1659 (dp_register_operand): New predicate.
1660 * config/bfin/bfin-protos.h (WA_05000074): Define.
1661 (ENABLE_WA_05000074): Define.
1662 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1663 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1664 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1665 (define_attr addrtype): Allow load/store register to be P register.
1666 (define_attr storereg): New.
1667 (define_cpu_unit anomaly_05000074): New.
1668 (define_insn_reservation dsp32shiftimm): New.
1669 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1670 (define_insn_reservation loadp): Cannot use slot2.
1671 (define_insn_reservation loadsp): Cannot use slot2.
1672 (define_insn_reservation storep): Cannot use slot2. Does not
1673 apply when working around 05000074.
1674 (define_insn_reservation storep_anomaly_05000074): New.
1675 (define_insn_reservation storei): Does not apply when working
1677 (define_insn_reservation storei_anomaly_05000074): New.
1678 (define_attr length): Add dsp32shiftimm case.
1679 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1680 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1681 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1682 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1683 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1685 2009-09-07 Martin Jambor <mjambor@suse.cz>
1688 * tree-sra.c (create_artificial_child_access): Return NULL if
1689 build_ref_for_offset fails.
1690 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1691 and create_artificial_child_access to fail.
1693 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1696 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1697 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1698 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1700 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1702 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1703 block, ensure it has an exit edge. Emit a barrier after a jump.
1705 2009-09-07 Nick Clifton <nickc@redhat.com>
1707 * gcc.c (this_is_linker_script): New variable. Like
1708 this_is_library_file but for the %T constructor.
1709 (end_going_arg): If this_is_linker_script is set then locate the
1710 script and insert a --script switch before it
1711 (do_spec_2): Initialise this_is_linker_script.
1712 (do_spec_1): Likewise. Handle %T construct.
1713 (eval_spec_function): Preserve this_is_linker_script.
1714 * doc/invoke.texi: Document %T construct in spec files.
1715 * config/m32c/m32c.h (LIB_SPEC): Use it.
1717 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1719 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1720 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1721 when volatile flag is set.
1722 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1724 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1727 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1728 (combine_stack_adjustments_for_block): Allow insns between stack
1729 adjustments and stores with corresponding pre-(dec|inc)rement or
1730 pre-modify operation.
1732 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1735 * combine-stack-adj.c (struct csa_memlist): Rename to...
1736 (struct csa_reflist): ... this. Rename mem field to ref.
1737 (free_csa_memlist): Rename to...
1738 (free_csa_reflist): ... this.
1739 (record_one_stack_memref): Rename to...
1740 (record_one_stack_ref): ... this. Handle also REG_P.
1741 (try_apply_stack_adjustment): Handle also REG_P.
1742 (struct record_stack_memrefs_data): Rename to...
1743 (struct record_stack_refs_data): ... this. Rename memlist field to
1745 (record_stack_memrefs): Rename to...
1746 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1747 subexpressions instead of failing when a MEM contains SP references.
1748 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1749 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1751 2009-09-06 Richard Guenther <rguenther@suse.de>
1754 * tree.c (build_array_type): Do not record types marked
1755 with structural equality in the canonical type hashtable.
1757 2009-09-06 Richard Guenther <rguenther@suse.de>
1760 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1762 2009-09-05 Richard Guenther <rguenther@suse.de>
1765 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1767 2009-09-05 Richard Guenther <rguenther@suse.de>
1770 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1772 2009-09-05 Richard Guenther <rguenther@suse.de>
1775 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1776 before comparing function argument types.
1778 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1781 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1784 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1787 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1789 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1790 locators before emit_insn is called.
1792 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1795 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1796 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1797 (reginfo_init): Don't call allocate_reg_info.
1799 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1802 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1803 NONDEBUG_INSN_P instead of INSN_P.
1805 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1808 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1810 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1813 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1814 pattern of the split.
1816 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1818 * toplev.c (process_options): Move setter of flag_var_tracking
1819 before other tests that depend on it. Move down setter of
1820 flag_rename_registers. Don't enable var-tracking-assignments
1821 by default if selective scheduling is enabled. Warn if both
1824 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1826 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1827 comment. Use switch statement to catch overlaps between rtx
1828 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1829 (IS_DECL_CODE): ... here. Remove.
1830 (check_value_is_not_decl): Remove.
1831 (dv_from_decl, dv_from_value): Check after conversion.
1833 2009-09-04 Richard Guenther <rguenther@suse.de>
1836 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1837 after emitting tunks. Move emitting thunks and ctors from ...
1838 (cgraph_optimize): ... here. Remove redundant
1839 cgraph_analyze_functions.
1840 * varasm.c (find_decl_and_mark_needed): Remove no longer
1842 (finish_aliases_1): Adjust check for thunk aliases.
1844 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1846 * config/arm/arm.md (ctzsi2): Added braces
1847 to avoid warning that broke booststrap.
1849 2009-09-04 Martin Jambor <mjambor@suse.cz>
1851 PR tree-optimization/41112
1852 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1853 handle variable-bounded arrays.
1854 (expr_with_var_bounded_array_refs_p): New function.
1855 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1857 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1859 * config/s390/2097.md: Removed two incorrect bypasses.
1860 (z10_fsimpdf): Fixed latency.
1861 (z10_fhex): New insn_reservation.
1862 (z10_floaddf): Fixed latency.
1863 (z10_floadsf): Fixed latency.
1864 (z10_ftrunctf): Fixed latency.
1865 (z10_ftruncdf): Fixed latency.
1866 * config/s390/s390.c (z10_cost): Fixed values.
1867 (s390_adjust_priority): Added z10 path.
1868 * config/s390/s390.md (type): Added fhex.
1869 (*mov<mode>_64dfp): Updated type attribute.
1870 (*mov<mode>_64): Updated type attribute.
1871 (*mov<mode>_31): Updated type attribute.
1872 (*mov<mode>"): Likewise.
1873 * config/s390/2084.md (x_fsimpdf): Updated condition.
1875 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1877 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1878 RTXs in the predicate for operand 1.
1880 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1882 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1883 (rbitsi2): New insn.
1884 (ctzsi2): New expand.
1885 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1887 2009-09-03 Martin Jambor <mjambor@suse.cz>
1889 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1890 (create_artificial_child_access): Use build_ref_for_offset instead
1891 of duplicate_expr_for_different_base.
1892 (propagate_subacesses_accross_link): Likewise.
1894 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1896 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1898 (mips16e_collect_argument_saves): Skip debug instructions.
1899 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1900 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1901 (r10k_insert_cache_barriers): Likewise.
1902 (mips_reorg_process_insns): Likewise.
1904 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1907 * ira.c (update_equiv_reg): Remove check on class likely spill.
1909 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1912 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1913 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1917 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1918 the stack slot if it is passed by invisible reference.
1919 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1920 by invisible reference.
1922 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1924 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1925 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1926 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1928 * config/bfin/sync.md: New file.
1929 * config/bfin/bfin.md: Include it.
1930 (UNSPEC_ATOMIC): New.
1931 (UNSPEC_ONES): Provide a unique number.
1933 From Jie Zhang <jie.zhang@analog.com>:
1934 * config/bfin/bfin.c (ret_regs): New.
1935 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1936 (must_save_rets_p): New.
1937 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1938 current_function_is_leaf.
1939 (do_link): Likewise.
1940 (do_unlink): Likewise.
1941 (expand_interrupt_handler_prologue): Use ret_regs array.
1942 (expand_interrupt_handler_epilogue): Use ret_regs array and
1943 pass return register to gen_return_internal.
1944 (bfin_expand_epilogue): Pass return register to
1945 gen_return_internal.
1946 (bfin_expand_call): Explicitly clobber RETS.
1947 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1948 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1949 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1950 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1952 (return_internal): Take a reg rtx rather than the register number.
1954 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1956 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1957 when comparing against estimated_loop_iterations_int return.
1959 2009-09-03 Richard Guenther <rguenther@suse.de>
1961 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1962 eh_personality_libfunc.
1964 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1966 * tree-parloops.c (separate_decls_in_region): Add space.
1968 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1970 * tree-parloops.c (separate_decls_in_region): Change the condition
1971 checking if there are reductions in the loop.
1973 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1975 PR tree-optimization/38275
1976 * tree-parloops.c (parallelize_loops): Replace profitability condition
1977 for expected number of iterations.
1979 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1981 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1982 (bootstrap-debug): Explain conditions in which it becomes default.
1983 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1986 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1988 * doc/invoke.texi (Optimize Options): Move
1989 -finline-small-functions to the -O2 list.
1991 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1993 * toplev.c (process_options): Enable var-tracking-assignments
1994 by default if var-tracking is enabled.
1996 2009-09-02 David Daney <ddaney@caviumnetworks.com>
1998 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2000 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2001 * rtl.h (prev_nonnote_insn_bb): Declare it.
2003 2009-09-03 Diego Novillo <dnovillo@google.com>
2005 * cgraph.c (cgraph_node_for_decl): New.
2006 * cgraph.h (cgraph_node_for_decl): Declare.
2007 * tree.c (host_integerp): Return 0 if T is NULL.
2009 2009-09-03 Diego Novillo <dnovillo@google.com>
2011 * tree.h (struct alias_pair): Move from varasm.c.
2012 (alias_pairs): Likewise.
2013 (TYPE_MAXVAL): Define.
2014 (TYPE_MINVAL): Define.
2015 (iterative_hash_host_wide_int): Declare.
2016 (remove_unreachable_alias_pairs): Declare.
2017 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2018 * diagnostic.c (default_diagnostic_starter): Make extern.
2019 (default_diagnostic_finalizer): Make extern.
2020 * diagnostic.h (default_diagnostic_starter): Declare.
2021 (default_diagnostic_finalizer): Declare.
2022 (default_tree_printer): Declare.
2023 * toplev.c (default_tree_printer): Make extern.
2025 2009-09-03 Richard Guenther <rguenther@suse.de>
2026 Diego Novillo <dnovillo@google.com>
2028 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2029 * cgraphunit.c (cgraph_expand_function): Do not emit
2030 associated thunks from here.
2031 (cgraph_emit_thunks): New.
2032 (cgraph_optimize): Call it.
2033 Return if any IPA pass finds an error.
2034 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2037 2009-09-03 Simon Baldwin <simonb@google.com>
2038 Rafael Espindola <espindola@google.com>
2039 Richard Guenther <rguenther@suse.de>
2040 Doug Kwan <dougkwan@google.com>
2041 Diego Novillo <dnovillo@google.com>
2043 * tree.c: Include tree-pass.h, langhooks-def.h,
2044 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2045 (free_lang_data_in_type): New.
2046 (need_assembler_name_p): New.
2047 (free_lang_data_in_block): New.
2048 (free_lang_data_in_decl): New.
2049 (struct free_lang_data_d): New.
2050 (add_tree_to_fld_list): New.
2051 (find_decls_types_r): New.
2052 (get_eh_types_for_runtime): New.
2053 (find_decls_types_in_eh_region): New.
2054 (find_decls_types_in_node): New.
2055 (find_decls_types_in_var): New.
2056 (free_lang_data_in_cgraph): New.
2057 (free_lang_data): New.
2058 (gate_free_lang_data): New.
2059 (pass_ipa_free_lang_data): New.
2061 2009-09-03 Diego Novillo <dnovillo@google.com>
2063 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2064 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2065 (lang_hooks): Remove const qualifier.
2066 * ipa.c (cgraph_remove_unreachable_nodes): Call
2067 remove_unreachable_alias_pairs.
2068 * except.c (add_type_for_runtime): Check if TYPE has
2069 already been converted.
2070 (lookup_type_for_runtime): Likewise.
2071 (check_handled): Handle converted types.
2072 * varasm.c (remove_unreachable_alias_pairs): New.
2073 * gimple.c: Include demangle.h.
2074 (gimple_decl_printable_name): New.
2075 (gimple_fold_obj_type_ref): New.
2076 * gimple.h (gimple_decl_printable_name): Declare.
2077 (gimple_fold_obj_type_ref): Declare.
2078 * passes.c (init_optimization_passes): Add pass
2079 pass_ipa_free_lang_data.
2080 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2081 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2083 2009-09-03 Diego Novillo <dnovillo@google.com>
2085 * c-lang.c (lang_hooks): Remove const qualifier.
2087 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2089 * doc/install.texi (*-*-freebsd*): Update target information.
2091 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2093 * hard-reg-set.h (call_fixed_regs): Remove.
2094 * reginfo.c (call_fixed_regs): Remove.
2095 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2096 (globalize_reg): Don't use call_fixed_regs.
2097 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2100 2009-09-01 Michael Matz <matz@suse.de>
2102 * expr.h (emit_storent_insn, expand_expr_real_1,
2103 expand_expr_real_2): Declare.
2104 * expr.c (emit_storent_insn, expand_expr_real_1,
2105 expand_expr_real_2): Export.
2106 (store_expr): Setting and evaluating dont_return_target is useless.
2107 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2108 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2109 * except.c (expand_resx_expr): Rename to ...
2110 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2111 * except.h (expand_resx_stmt): Declare.
2112 * stmt.c: Add include gimple.h
2113 (expand_asm_expr): Rename to ...
2114 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2115 (expand_case): Rewrite to take gimple statement.
2116 * tree.h (expand_asm_stmt): Declare.
2117 (expand_case): Change prototype.
2118 * Makefile.in (stmt.o): Depend on gimple.h.
2119 * builtins.c (expand_builtin_synchronize): Build gimple asm
2120 statement, not an ASM_EXPR.
2121 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2122 gimple_to_tree, release_stmt_tree): Remove.
2123 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2124 ggc_free, but hold comparison code and operands separately.
2125 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2126 (expand_call_stmt, expand_gimple_stmt_1,
2127 expand_gimple_stmt): New helpers.
2128 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2129 release_stmt_tree. Call expand_gimple_stmt instead.
2130 (expand_gimple_basic_block): Ditto.
2132 * calls.c (emit_call_1): Don't look at EH regions here, make
2133 fntree parameter useless.
2134 (expand_call): New local rettype for TREE_TYPE(exp), use it
2135 throughout. Remove local p, use addr instead.
2136 Don't look at EH regions here.
2138 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2140 * doc/invoke.texi (-fsched-pressure): Document it.
2141 (-fsched-reg-pressure-heuristic): Remove it.
2143 * reload.c (ira.h): Include.
2144 (find_reloads): Add choosing reload on number of small spilled
2147 * haifa-sched.c (ira.h): Include.
2148 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2149 saved_reg_pressure, curr_reg_live, saved_reg_live,
2150 region_ref_regs): New variables.
2151 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2152 initiate_reg_pressure_info, setup_ref_regs,
2153 initiate_bb_reg_pressure_info, save_reg_pressure,
2154 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2156 (setup_insn_reg_pressure_info): New function.
2157 (rank_for_schedule): Add pressure checking and insn issue time.
2158 Remove comparison of insn reg weights.
2159 (ready_sort): Set insn reg pressure info.
2160 (update_register_pressure, setup_insn_max_reg_pressure,
2161 update_reg_and_insn_max_reg_pressure,
2162 sched_setup_bb_reg_pressure_info): New functions.
2163 (schedule_insn): Add code for printing and updating reg pressure info.
2164 (find_set_reg_weight, find_insn_reg_weight): Remove.
2165 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2166 (debug_ready_list): Print reg pressure info.
2167 (schedule_block): Ditto. Check insn issue time.
2168 (sched_init): Set up sched_pressure_p. Allocate and set up some
2169 reg pressure related info.
2170 (sched_finish): Free some reg pressure related info.
2171 (fix_tick_ready): Make insn always ready if pressure_p.
2172 (init_h_i_d): Don't call find_insn_reg_weight.
2173 (haifa_finish_h_i_d): Free insn reg pressure info.
2175 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2176 ira_memory_move_cost, ira_class_hard_regs,
2177 ira_class_hard_regs_num, ira_no_alloc_regs,
2178 ira_available_class_regs, ira_reg_class_cover_size,
2179 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2181 * ira-lives.c (single_reg_class): Check mode to find how many
2182 registers are necessary for operand.
2183 (ira_implicitly_set_insn_hard_regs): New.
2185 * common.opt (fsched-pressure): New options.
2186 (fsched-reg-pressure-heuristic): Remove.
2188 * ira.c (setup_eliminable_regset): Rename to
2189 ira_setup_eliminable_regset. Make it external.
2190 (expand_reg_info): Pass cover class to setup_reg_classes.
2191 (ira): Call resize_reg_info instead of allocate_reg_info.
2193 * sched-deps.c: Include ira.h.
2194 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2195 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2196 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2197 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2198 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2199 mark_insn_reg_store, mark_insn_reg_clobber,
2200 setup_insn_reg_pressure_info): New.
2201 (sched_analyze_1): Update implicit_reg_pending_uses.
2202 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2203 Use them to create dependencies. Set insn reg uses and pressure
2204 info. Process reg_pending_uses in one place.
2205 (free_deps): Free implicit sets.
2206 (remove_from_deps): Remove implicit sets if necessary. Check
2207 implicit sets when clearing reg_last_in_use.
2208 (init_deps_global): Clear implicit_reg_pending_clobbers and
2209 implicit_reg_pending_uses.
2211 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2212 ira_memory_move_cost, ira_class_hard_regs,
2213 ira_class_hard_regs_num, ira_no_alloc_regs,
2214 ira_available_class_regs, ira_reg_class_cover_size,
2215 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2216 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2217 ira_implicitly_set_insn_hard_regs): New prototypes.
2219 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2220 cost_elements_num): New variables.
2221 (allocno_costs, total_costs): Rename to costs and
2222 total_allocno_costs.
2223 (COSTS_OF_ALLOCNO): Rename to COSTS.
2224 (allocno_pref): Rename to pref.
2225 (allocno_pref_buffer): Rename to pref_buffer.
2226 (common_classes): Rename to regno_cover_class.
2228 (record_reg_classes): Set allocno attributes only if allocno_p.
2229 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2230 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2231 and COSTS_OF_ALLOCNO.
2232 (print_costs): Rename to print_allocno_costs.
2233 (print_pseudo_costs): New.
2234 (process_bb_node_for_costs): Split into 2 functions with new
2235 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2236 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2237 new parameter dump_file. Use cost_elements_num instead of
2238 ira_allocnos_num. Make one iteration if preferred classes were
2239 already calculated for scheduler. Make 2 versions of code
2240 depending on allocno_p.
2241 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2242 regno_cover_class and COSTS instead of common_classes and
2244 (init_costs, finish_costs): New.
2245 (ira_costs): Set up allocno_p and cost_elements_num. Call
2246 init_costs and finish_costs.
2247 (ira_set_pseudo_classes): New.
2249 * rtl.h (allocate_reg_info): Remove.
2250 (resize_reg_info): Change return type.
2251 (reg_cover_class): New.
2252 (setup_reg_classes): Add new parameter.
2254 * sched-int.h (struct deps_reg): New member implicit_sets.
2255 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2256 (INCREASE_BITS): New macro.
2257 (struct reg_pressure_data, struct reg_use_data): New.
2258 (struct _haifa_insn_data): Remove reg_weight. Add members
2259 reg_pressure, reg_use_list, reg_set_list, and
2260 reg_pressure_excess_cost_change.
2261 (struct deps): New member implicit_sets.
2262 (pressure_p): New variable.
2263 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2264 (struct reg_pressure_data, struct reg_use_data): New.
2265 (INSN_REG_WEIGHT): Remove.
2266 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2267 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2268 (sched_init_region_reg_pressure_info,
2269 sched_setup_bb_reg_pressure_info): New prototypes.
2271 * reginfo.c (struct reg_pref): New member coverclass.
2272 (reg_cover_class): New function.
2273 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2274 (reg_info_size): New variable.
2275 (allocate_reg_info): Make static. Setup reg_info_size.
2276 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2277 (setup_reg_classes): Add a new parameter. Setup cover class too.
2279 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2282 * sched-rgn.c (deps_join): Set up implicit_sets.
2283 (schedule_region): Set up region and basic blocks pressure
2286 * passes.c (init_optimization_passes): Move
2287 pass_subregs_of_mode_init before pass_sched.
2289 2009-09-02 Martin Jambor <mjambor@suse.cz>
2291 * tree-sra.c (struct access): New field grp_hint.
2292 (dump_access): Dump grp_hint.
2293 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2295 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2296 those which have been specifically read and somehow written to.
2297 (propagate_subacesses_accross_link): Set grp_hint of right child and
2298 also possibly of the left child.
2300 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2302 * tree-object-size.c (addr_object_size): Always use object_size_type
2303 0 or 2 when determining the pointer pointed object size.
2305 2009-09-02 Richard Guenther <rguenther@suse.de>
2308 2009-08-31 Richard Guenther <rguenther@suse.de>
2310 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2311 to query if the memory regions for memmove overlap.
2312 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2313 asserts on pointers, instead deal with odd trees.
2314 (ptr_derefs_may_alias_p): Likewise.
2315 (refs_may_alias_p_1): Constructor bases also never alias.
2317 2009-08-01 Christian Bruel <christian.bruel@st.com>
2320 2009-07-31 Christian Bruel <christian.bruel@st.com>
2321 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2323 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2325 * doc/invoke.texi (-fvar-tracking-assignments): New.
2326 (-fvar-tracking-assignments-toggle): New.
2327 (-fdump-final-insns=file): Mark filename as optional.
2328 (--param min-nondebug-insn-uid): New.
2329 (-gdwarf-@{version}): Mention version 4.
2330 * opts.c (common_handle_option): Accept it.
2331 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2332 * regrename.c (regrename_optimize): Drop last. Don't count debug
2333 insns as uses. Don't reject change because of debug insn.
2334 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2335 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2336 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2337 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2338 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2339 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2340 * doc/gimple.texi (is_gimple_debug): New.
2341 (gimple_debug_bind_p): New.
2342 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2343 * doc/install.texi (bootstrap-debug): More details.
2344 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2345 (bootstrap-debug-lib): More details.
2346 (bootstrap-debug-ckovw): Update.
2347 (bootstrap-time): New.
2348 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2349 (insert_phi_nodes_for): Insert debug stmts.
2350 (rewrite_stmt): Take iterator. Insert debug stmts.
2351 (rewrite_enter_block): Adjust.
2352 (maybe_replace_use_in_debug_stmt): New.
2353 (rewrite_update_stmt): Use it.
2354 (mark_use_interesting): Return early for debug stmts.
2355 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2356 stmts before replacing stmt.
2357 (move_computations_stmt): Likewise.
2358 * ira-conflicts.c (add_copies): Skip debug insns.
2359 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2360 (regstat_bb_compute_ri): Skip debug insns.
2361 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2362 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2363 check_loop_closed_ssa_stmt): Skip debug stmts.
2364 * tree-tailcall.c (find_tail_calls): Likewise.
2365 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2366 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2367 (build_var_debug_value_stat): Declare.
2368 (build_var_debug_value): Define.
2369 (target_for_debug_bind): Declare.
2370 * reload.c (find_equiv_reg): Skip debug insns.
2371 * rtlanal.c (reg_used_between_p): Skip debug insns.
2372 (side_effects_p): Likewise.
2373 (canonicalize_condition): Likewise.
2374 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2375 insns never depend on debug insns.
2376 (create_ddg_dep_no_link): Likewise.
2377 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2378 Don't add inter-loop dependencies for debug insns.
2379 (build_intra_loop_deps): Likewise.
2380 (create_ddg): Count debug insns.
2381 * ddg.h (struct ddg::num_debug): New.
2382 (num_backargs): Pair up with previous int field.
2383 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2384 -fcompare-debug-second.
2385 * final.c (get_attr_length_1): Skip debug insns.
2386 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2387 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2388 (driver_self_specs): Map -fdump-final-insns to
2389 -fdump-final-insns=..
2390 (get_local_tick): New.
2391 (compare_debug_dump_opt_spec_function): Test for . argument and
2392 compute output name. Compute temp output spec without flag name.
2393 Compute -frandom-seed.
2394 (OPT): Undef after use.
2395 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2396 (average_num_loop_insns): Likewise.
2397 * params.h (MIN_NONDEBUG_INSN_UID): New.
2398 * gimple.def (GIMPLE_DEBUG): New.
2399 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2400 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2401 (merge_in_block): Fix whitespace.
2402 * toplev.c (flag_var_tracking): Update comment.
2403 (flag_var_tracking_assignments): New.
2404 (flag_var_tracking_assignments_toggle): New.
2405 (process_options): Don't open final insns dump file if we're not
2406 going to write to it. Compute defaults for var_tracking.
2407 * df-scan.c (df_insn_rescan_debug_internal): New.
2408 (df_uses_record): Handle debug insns.
2409 * haifa-sched.c (ready): Initialize n_debug.
2410 (contributes_to_priority): Skip debug insns.
2411 (dep_list_size): New.
2413 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2414 they're ready. Disregard previous debug insns to make decisions.
2415 (queue_insn): Never queue debug insns.
2416 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2417 (schedule_insn): Don't reject debug insns because of issue rate.
2418 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2419 (queue_to_ready): Skip and discount debug insns.
2420 (choose_ready): Let debug insns through.
2421 (schedule_block): Check boundary debug insns. Discount debug
2422 insns, schedule them early. Adjust whitespace.
2423 (set_priorities): Check for boundary debug insns.
2424 (add_jump_dependencies): Use dep_list_size.
2425 (prev_non_location_insn): New.
2426 (check_cfg): Use it.
2427 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2429 (remove_unused_ivs): Reset debug stmts.
2430 * modulo-sched.c (const_iteration_count): Skip debug insns.
2431 (res_MII): Discount debug insns.
2432 (loop_single_full_bb_p): Skip debug insns.
2433 (sms_schedule): Likewise.
2434 (sms_schedule_by_order): Likewise.
2435 (ps_has_conflicts): Likewise.
2436 * caller-save.c (refmarker_fn): New.
2437 (save_call_clobbered_regs): Replace regs with saved mem in
2439 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2440 Call refmarker_fn mark for hardregnos.
2441 (mark_reg_as_referenced): New.
2442 (replace_reg_with_saved_mem): New.
2443 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2444 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2446 (cse_extended_basic_block): Skip debug insns.
2447 (count_reg_usage): Likewise.
2448 (is_dead_reg): New, split out of...
2449 (set_live_p): ... here.
2450 (insn_live_p): Use it for debug insns.
2451 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2452 (execute_optimize_stdarg): Likewise.
2453 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2454 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2455 changes in debug stmts as changes.
2456 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2457 (moveup_expr): Don't move across debug insns. Don't move
2458 debug insn if it would create a bookkeeping block.
2459 (moveup_expr_cached): Don't use cache for debug insns that
2460 are heads of blocks.
2461 (compute_av_set_inside_bb): Skip debug insns.
2462 (sel_rank_for_schedule): Schedule debug insns first. Remove
2464 (block_valid_for_bookkeeping_p); Support lax searches.
2465 (create_block_for_bookkeeping): Adjust block numbers when
2466 encountering debug-only blocks.
2467 (find_place_for_bookkeeping): Deal with debug-only blocks.
2468 (generate_bookkeeping_insn): Accept no place to insert.
2469 (remove_temp_moveop_nops): New argument full_tidying.
2470 (prepare_place_to_insert): Deal with debug insns.
2471 (advance_state_on_fence): Debug insns don't start cycles.
2472 (update_boundaries): Take fence as argument. Deal with
2474 (schedule_expr_on_boundary): No full_tidying on debug insns.
2475 (fill_insns): Deal with debug insns.
2476 (track_scheduled_insns_and_blocks): Don't count debug insns.
2477 (need_nop_to_preserve_insn_bb): New, split out of...
2478 (remove_insn_from_stream): ... this.
2479 (fur_orig_expr_not_found): Skip debug insns.
2480 * rtl.def (VALUE): Move up.
2482 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2483 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2484 Set it if debug stmts are found.
2485 (statement_sink_location): Skip debug stmts. Propagate
2486 moving defs into debug stmts.
2487 * ifcvt.c (first_active_insn): Skip debug insns.
2488 (last_active_insns): Likewise.
2489 (cond_exec_process_insns): Likewise.
2490 (noce_process_if_block): Likewise.
2491 (check_cond_move_block): Likewise.
2492 (cond_move_convert_if_block): Likewise.
2493 (block_jumps_and_fallthru_p): Likewise.
2494 (dead_or_predicable): Likewise.
2495 * dwarf2out.c (debug_str_hash_forced): New.
2496 (find_AT_string): Add comment.
2497 (gen_label_for_indirect_string): New.
2498 (get_debug_string_label): New.
2499 (AT_string_form): Use it.
2500 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2501 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2502 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2503 several operations that cannot be represented with DWARF opcodes.
2504 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2505 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2506 (dwarf2out_var_location): Take during-call mark into account.
2507 (output_indirect_string): Update comment. Output if there are
2508 label and references.
2509 (prune_indirect_string): New.
2510 (prune_unused_types): Call it if debug_str_hash_forced.
2511 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2512 (dw_long_long_const): Remove.
2513 (struct dw_val_struct): Change val_long_long type to rtx.
2514 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2515 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2516 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2517 component instead of HOST_BITS_PER_LONG.
2518 (output_loc_operands): Likewise. For const8* assert
2519 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2520 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2521 rather than HOST_BITS_PER_LONG is >= 64.
2522 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2524 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2525 HOST_BITS_PER_LONG for dw_val_class_long_long.
2526 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2527 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2528 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2530 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2531 Handle DW_OP_implicit_value.
2532 (extract_int): Move prototype earlier.
2533 (mem_loc_descriptor): For SUBREG punt if inner
2534 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2535 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2536 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2537 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2538 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2539 instead of Pmode size.
2540 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2541 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2542 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2543 (concat_loc_descriptor, concatn_loc_descriptor,
2544 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2545 (add_location_or_const_value_attribute): Likewise. For single
2546 location loc_lists attempt to use add_const_value_attribute
2547 for constant decls. Add DW_AT_const_value even if
2548 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2550 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2551 (control_flow_insn_p): Likewise.
2552 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2553 (separate_decls_in_region_debug_bind): New.
2554 (separate_decls_in_region): Process debug bind stmts afterwards.
2555 * recog.c (verify_changes): Handle debug insns.
2556 (extract_insn): Likewise.
2557 (peephole2_optimize): Skip debug insns.
2558 * dse.c (scan_insn): Skip debug insns.
2559 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2561 (setup_id_for_insn): Handle debug insns.
2562 (maybe_tidy_empty_bb): Adjust whitespace.
2563 (tidy_control_flow): Skip debug insns.
2564 (sel_remove_insn): Adjust for debug insns.
2565 (sel_estimate_number_of_insns): Skip debug insns.
2566 (create_insn_rtx_from_pattern): Handle debug insns.
2567 (create_copy_of_insn_rtx): Likewise.
2568 * sel-sched-.h (sel_bb_end): Declare.
2569 (sel_bb_empty_or_nop_p): New.
2570 (get_all_loop_exits): Use it.
2571 (_eligible_successor_edge_p): Likewise.
2572 (return_nop_to_pool): Adjust.
2573 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2574 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2575 * gimple-pretty-print.c (dump_gimple_debug): New.
2576 (dump_gimple_stmt): Use it.
2577 (dump_bb_header): Skip gimple debug stmts.
2578 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2579 (fixup_match_2): Likewise.
2580 (regmove_backward_pass): Likewise. Simplify combined
2581 replacement. Handle debug insns.
2582 * function.c (instantiate_virtual_regs): Handle debug insns.
2583 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2584 * print-rtl.h: Include cselib.h.
2585 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2586 * df.h (df_inns_rescan_debug_internal): Declare.
2587 * gcse.c (alloc_hash_table): Estimate n_insns.
2588 (cprop_insn): Don't regard debug insns as changes.
2589 (bypass_conditional_jumps): Skip debug insns.
2590 (one_pre_gcse_pass): Adjust.
2591 (one_code_hoisting_pass): Likewise.
2592 (compute_ld_motion_mems): Skip debug insns.
2593 (one_cprop_pass): Adjust.
2594 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2595 (if_convertible_stmt_p): Handle debug stmts.
2596 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2597 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2598 * ira-build.c (create_bb_allocnos): Skip debug insns.
2599 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2600 (has_single_use): Likewise.
2601 (single_imm_use): Likewise.
2602 (num_imm_uses): Likewise.
2603 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2604 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2605 (create_outofssa_var_map): Likewise.
2606 * lower-subreg.c (adjust_decomposed_uses): New.
2607 (resolve_debug): New.
2608 (decompose_multiword_subregs): Use it.
2609 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2610 * emit-rtl.c: Include params.h.
2611 (cur_debug_insn_uid): Define.
2612 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2613 (copy_rtx_if_shared_1): Handle debug insns.
2614 (reset_used_flags): Likewise.
2615 (set_used_flags): LIkewise.
2616 (get_max_insn_count): New.
2617 (next_nondebug_insn): New.
2618 (prev_nondebug_insn): New.
2619 (make_debug_insn_raw): New.
2620 (emit_insn_before_noloc): Handle debug insns.
2621 (emit_jump_insn_before_noloc): Likewise.
2622 (emit_call_insn_before_noloc): Likewise.
2623 (emit_debug_insn_before_noloc): New.
2624 (emit_insn_after_noloc): Handle debug insns.
2625 (emit_jump_insn_after_noloc): Likewise.
2626 (emit_call_insn_after_noloc): Likewise.
2627 (emit_debug_insn_after_noloc): Likewise.
2628 (emit_insn_after): Take loc from earlier non-debug insn.
2629 (emit_jump_insn_after): Likewise.
2630 (emit_call_insn_after): Likewise.
2631 (emit_debug_insn_after_setloc): New.
2632 (emit_debug_insn_after): New.
2633 (emit_insn_before): Take loc from later non-debug insn.
2634 (emit_jump_insn_before): Likewise.
2635 (emit_call_insn_before): Likewise.
2636 (emit_debug_insn_before_setloc): New.
2637 (emit_debug_insn_before): New.
2638 (emit_insn): Handle debug insns.
2639 (emit_debug_insn): New.
2640 (emit_jump_insn): Handle debug insns.
2641 (emit_call_insn): Likewise.
2643 (init_emit): Take min-nondebug-insn-uid into account.
2644 Initialize cur_debug_insn_uid.
2645 (emit_copy_of_insn_after): Handle debug insns.
2646 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2647 location of single rhs in place.
2648 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2649 (floor_sdiv_adjust): New.
2650 (cell_sdiv_adjust): New.
2651 (cell_udiv_adjust): New.
2652 (round_sdiv_adjust): New.
2653 (round_udiv_adjust): New.
2654 (wrap_constant): Moved from cselib.
2655 (unwrap_constant): New.
2656 (expand_debug_expr): New.
2657 (expand_debug_locations): New.
2658 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2660 (gimple_expand_cfg): Expand debug locations.
2661 * cselib.c: Include tree-pass.h.
2662 (struct expand_value_data): New.
2663 (cselib_record_sets_hook): New.
2664 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2665 (cselib_clear_table): Move, and implemnet in terms of...
2666 (cselib_reset_table_with_next_value): ... this.
2667 (cselib_get_next_unknown_value): New.
2668 (discard_useless_locs): Don't discard preserved values.
2669 (cselib_preserve_value): New.
2670 (cselib_preserved_value_p): New.
2671 (cselib_preserve_definitely): New.
2672 (cselib_clear_preserve): New.
2673 (cselib_preserve_only_values): New.
2674 (new_cselib_val): Take rtx argument. Dump it in details.
2675 (cselib_lookup_mem): Adjust.
2676 (expand_loc): Take regs_active in struct. Adjust. Silence
2677 dumps unless details are requested.
2678 (cselib_expand_value_rtx_cb): New.
2679 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2680 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2681 without details. Copy more subregs. Try to resolve values
2682 using a callback. Wrap constants.
2683 (cselib_subst_to_values): Adjust.
2684 (cselib_log_lookup): New.
2685 (cselib_lookup): Call it.
2686 (cselib_invalidate_regno): Don't count preserved values as useless.
2687 (cselib_invalidate_mem): Likewise.
2688 (cselib_record_set): Likewise.
2689 (struct set): Renamed to cselib_set, moved to cselib.h.
2690 (cselib_record_sets): Adjust. Call hook.
2691 (cselib_process_insn): Reset table when it would be cleared.
2692 (dump_cselib_val): New.
2693 (dump_cselib_table): New.
2694 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2695 (remove_forwarder_block): Support moving debug stmts.
2696 * cselib.h (cselib_record_sets_hook): Declare.
2697 (cselib_expand_callback): New type.
2698 (cselib_expand_value_rtx_cb): Declare.
2699 (cselib_reset_table_with_next_value): Declare.
2700 (cselib_get_next_unknown_value): Declare.
2701 (cselib_preserve_value): Declare.
2702 (cselib_preserved_value_p): Declare.
2703 (cselib_preserve_only_values): Declare.
2704 (dump_cselib_table): Declare.
2705 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2706 (try_crossjump_to_edge): Likewise.
2707 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2708 dominated blocks when debug stmts are present.
2709 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2710 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2711 (set_var_live_on_entry): Likewise.
2712 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2713 * cfglayout.c (curr_location, last_location): Make static.
2714 (set_curr_insn_source_location): Don't avoid bouncing.
2715 (get_curr_insn_source_location): New.
2716 (get_curr_insn_block): New.
2717 (duplicate_insn_chain): Handle debug insns.
2718 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2720 * common.opt (fcompare-debug): Move to sort order.
2721 (fdump-unnumbered-links): Likewise.
2722 (fvar-tracking-assignments): New.
2723 (fvar-tracking-assignments-toggle): New.
2724 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2725 because of debug stmts.
2726 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2727 (eliminate_unnecessary_stmts): Walk dominated blocks before
2729 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2730 * ira.c (memref_used_between_p): Skip debug insns.
2731 (update_equiv_regs): Likewise.
2732 * sched-deps.c (sd_lists_size): Accept empty list.
2733 (sd_init_insn): Mark debug insns.
2734 (sd_finish_insn): Unmark them.
2735 (sd_add_dep): Reject non-debug deps on debug insns.
2736 (fixup_sched_groups): Give debug insns group treatment.
2738 (sched_analyze_reg): Don't mark debug insns for sched before call.
2739 (sched_analyze_2): Handle debug insns.
2740 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2742 (deps_analyze_insn): Handle debug insns.
2743 (deps_start_bb): Skip debug insns.
2744 (init_deps): Initialize last_debug_insn.
2745 * tree-ssa.c (target_for_debug_bind): New.
2746 (find_released_ssa_name): New.
2747 (propagate_var_def_into_debug_stmts): New.
2748 (propagate_defs_into_debug_stmts): New.
2749 (verify_ssa): Skip debug bind stmts without values.
2750 (warn_uninialized_vars): Skip debug stmts.
2751 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2752 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2753 (rtx_equal_p): Likewise.
2754 * ira-costs.c (scan_one_insn): Skip debug insns.
2755 (process_bb_node_for_hard_reg_moves): Likewise.
2756 * rtl.h (DEBUG_INSN_P): New.
2757 (NONDEBUG_INSN_P): New.
2758 (MAY_HAVE_DEBUG_INSNS): New.
2759 (INSN_P): Accept debug insns.
2760 (RTX_FRAME_RELATED_P): Likewise.
2761 (INSN_DELETED_P): Likewise
2762 (PAT_VAR_LOCATION_DECL): New.
2763 (PAT_VAR_LOCATION_LOC): New.
2764 (PAT_VAR_OCATION_STATUS): New.
2765 (NOTE_VAR_LOCATION_DECL): Reimplement.
2766 (NOTE_VAR_LOCATION_LOC): Likewise.
2767 (NOTE_VAR_LOCATION_STATUS): Likewise.
2768 (INSN_VAR_LOCATION): New.
2769 (INSN_VAR_LOCATION_DECL): New.
2770 (INSN_VAR_LOCATION_LOC): New.
2771 (INSN_VAR_LOCATION_STATUS): New.
2772 (gen_rtx_UNKNOWN_VAR_LOC): New.
2773 (VAR_LOC_UNKNOWN_P): New.
2774 (NOTE_DURING_CALL_P): New.
2775 (SCHED_GROUP_P): Accept debug insns.
2776 (emit_debug_insn_before): Declare.
2777 (emit_debug_insn_before_noloc): Declare.
2778 (emit_debug_insn_beore_setloc): Declare.
2779 (emit_debug_insn_after): Declare.
2780 (emit_debug_insn_after_noloc): Declare.
2781 (emit_debug_insn_after_setloc): Declare.
2782 (emit_debug_insn): Declare.
2783 (make_debug_insn_raw): Declare.
2784 (prev_nondebug_insn): Declare.
2785 (next_nondebug_insn): Declare.
2786 (delegitimize_mem_from_attrs): Declare.
2787 (get_max_insn_count): Declare.
2788 (wrap_constant): Declare.
2789 (unwrap_constant): Declare.
2790 (get_curr_insn_source_location): Declare.
2791 (get_curr_insn_block): Declare.
2792 * tree-inline.c (insert_debug_decl_map): New.
2793 (processing_debug_stmt): New.
2794 (remap_decl): Don't create new mappings in debug stmts.
2795 (remap_gimple_op_r): Don't add references in debug stmts.
2796 (copy_tree_body_r): Likewise.
2797 (remap_gimple_stmt): Handle debug bind stmts.
2798 (copy_bb): Skip debug stmts.
2799 (copy_edges_for_bb): Likewise.
2800 (copy_debug_stmt): New.
2801 (copy_debug_stmts): New.
2802 (copy_body): Copy debug stmts at the end.
2803 (insert_init_debug_bind): New.
2804 (insert_init_stmt): Take id. Skip and emit debug stmts.
2805 (setup_one_parameter): Remap variable earlier, register debug mapping.
2806 (estimate_num_insns): Skip debug stmts.
2807 (expand_call_inline): Preserve debug_map.
2808 (optimize_inline_calls): Check for no debug_stmts left-overs.
2809 (unsave_expr_now): Preserve debug_map.
2810 (copy_gimple_seq_and_replace_locals): Likewise.
2811 (tree_function_versioning): Check for no debug_stmts left-overs.
2812 Init and destroy debug_map as needed. Split edges unconditionally.
2813 (build_duplicate_type): Init and destroy debug_map as needed.
2814 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2815 (struct copy_body_data): Add debug_stmts and debug_map.
2816 * sched-int.h (struct ready_list): Add n_debug.
2817 (struct deps): Add last_debug_insn.
2818 (DEBUG_INSN_SCHED_P): New.
2819 (BOUNDARY_DEBUG_INSN_P): New.
2820 (SCHEDULE_DEBUG_INSN_P): New.
2821 (sd_iterator_cond): Accept empty list.
2822 * combine.c (create_log_links): Skip debug insns.
2823 (combine_instructions): Likewise.
2824 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2825 return value is always unshared.
2826 (struct rtx_subst_pair): New.
2827 (auto_adjust_pair): New.
2828 (propagate_for_debug_subst): New.
2829 (propagate_for_debug): New.
2830 (try_combine): Skip debug insns. Propagate removed defs into
2832 (next_nonnote_nondebug_insn): New.
2833 (distribute_notes): Use it. Skip debug insns.
2834 (distribute_links): Skip debug insns.
2835 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2836 * resource.c (mark_target_live_regs): Likewise.
2837 * var-tracking.c: Include cselib.h and target.h.
2838 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2840 (micro_operation_type_name): New.
2841 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2842 (struct micro_operation_def): Update comments.
2843 (decl_or_value): New type. Use instead of decls.
2844 (struct emit_note_data_def): Add vars.
2845 (struct attrs_def): Use decl_or_value.
2846 (struct variable_tracking_info_def): Add permp, flooded.
2847 (struct location_chain_def): Update comment.
2848 (struct variable_part_def): Use decl_or_value.
2849 (struct variable_def): Make var_part a variable length array.
2851 (scratch_regs): New.
2852 (cselib_hook_called): New.
2853 (dv_is_decl_p): New.
2854 (dv_is_value_p): New.
2857 (dv_as_opaque): New.
2858 (dv_onepart_p): New.
2860 (IS_DECL_CODE): New.
2861 (check_value_is_not_decl): New.
2862 (dv_from_decl): New.
2863 (dv_from_value): New.
2864 (dv_htab_hash): New.
2865 (variable_htab_hash): Use it.
2866 (variable_htab_eq): Support values.
2867 (variable_htab_free): Free from the right pool.
2868 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2869 (attrs_list_union): Adjust.
2870 (attrs_list_mpdv_union): New.
2871 (tie_break_pointers): New.
2872 (canon_value_cmp): New.
2873 (unshare_variable): Return possibly-modified slot.
2874 (vars_copy_1): Adjust.
2875 (var_reg_decl_set): Adjust. Split out of...
2876 (var_reg_set): ... this.
2877 (get_init_value): Adjust.
2878 (var_reg_delete_and_set): Adjust.
2879 (var_reg_delete): Adjust.
2880 (var_regno_delete): Adjust.
2881 (var_mem_decl_set): Split out of...
2882 (var_mem_set): ... this.
2883 (var_mem_delete_and_set): Adjust.
2884 (var_mem_delete): Adjust.
2888 (variable_union): Adjust. Speed up merge of 1-part vars.
2889 (variable_canonicalize): Use unshared slot.
2890 (VALUED_RECURSED_INTO): New.
2891 (find_loc_in_1pdv): New.
2892 (struct dfset_merge): New.
2893 (insert_into_intersection): New.
2894 (intersect_loc_chains): New.
2896 (canonicalize_loc_order_check): New.
2897 (canonicalize_values_mark): New.
2898 (canonicalize_values_star): New.
2899 (variable_merge_over_cur): New.
2900 (variable_merge_over_src): New.
2901 (dataflow_set_merge): New.
2902 (dataflow_set_equiv_regs): New.
2903 (remove_duplicate_values): New.
2904 (struct dfset_post_merge): New.
2905 (variable_post_merge_new_vals): New.
2906 (variable_post_merge_perm_vals): New.
2907 (dataflow_post_merge_adjust): New.
2908 (find_mem_expr_in_1pdv): New.
2909 (dataflow_set_preserve_mem_locs): New.
2910 (dataflow_set_remove_mem_locs): New.
2911 (dataflow_set_clear_at_call): New.
2912 (onepart_variable_different_p): New.
2913 (variable_different_p): Use it.
2914 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2915 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2917 (track_loc_p): Pass it true.
2918 (struct count_use_info): New.
2919 (find_use_val): New.
2920 (replace_expr_with_values): New.
2922 (use_type): New, partially split out of...
2923 (count_uses): ... this. Count new micro-ops.
2924 (count_uses_1): Adjust.
2925 (count_stores): Adjust.
2926 (count_with_sets): New.
2927 (VAL_NEEDS_RESOLUTION): New.
2928 (VAL_HOLDS_TRACK_EXPR): New.
2929 (VAL_EXPR_IS_COPIED): New.
2930 (VAL_EXPR_IS_CLOBBERED): New.
2931 (add_uses): Adjust. Generate new micro-ops.
2932 (add_uses_1): Adjust.
2933 (add_stores): Generate new micro-ops.
2934 (add_with_sets): New.
2935 (find_src_status): Adjust.
2936 (find_src_set_src): Adjust.
2937 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2938 Handle new micro-ops. Canonicalize value equivalances.
2939 (vt_find_locations): Compute total size of hash tables for
2940 dumping. Perform merge for var-tracking-assignments. Don't
2941 disregard single-block loops.
2942 (dump_attrs_list): Handle decl_or_value.
2943 (dump_variable): Take variable. Deal with decl_or_value.
2944 (dump_variable_slot): New.
2945 (dump_vars): Use it.
2946 (dump_dataflow_sets): Adjust.
2947 (set_slot_part): New, extended to support one-part variables
2948 after splitting out of...
2949 (set_variable_part): ... this.
2950 (clobber_slot_part): New, split out of...
2951 (clobber_variable_part): ... this.
2952 (delete_slot_part): New, split out of...
2953 (delete_variable_part): .... this.
2954 (check_wrap_constant): New.
2955 (vt_expand_loc_callback): New.
2956 (vt_expand_loc): New.
2957 (emit_note_insn_var_location): Adjust. Handle values. Handle
2958 EMIT_NOTE_AFTER_CALL_INSN.
2959 (emit_notes_for_differences_1): Adjust. Handle values.
2960 (emit_notes_for_differences_2): Likewise.
2961 (emit_notes_for_differences): Adjust.
2962 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2963 Adjust. Handle new micro-ops.
2964 (vt_add_function_parameters): Adjust. Create and bind values.
2965 (vt_initialize): Adjust. Initialize scratch_regs and
2966 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2967 operations. Move some code to count_with_sets and add_with_sets.
2968 (delete_debug_insns): New.
2969 (vt_debug_insns_local): New.
2970 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2972 (var_tracking_main): If var-tracking-assignments is enabled
2973 but var-tracking isn't, delete debug insns and leave. Likewise
2974 if we exceed limits or fail the stack adjustments tests, and
2975 after all var-tracking processing.
2976 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2977 (dataflow_set): Add traversed_vars.
2978 (value_chain, const_value_chain): New typedefs.
2979 (value_chain_pool, value_chains): New variables.
2980 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2981 add_value_chains, add_cselib_value_chains, remove_value_chain,
2982 remove_value_chains, remove_cselib_value_chains): New functions.
2983 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2984 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2986 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2987 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2988 (dst_can_be_shared): New variable.
2989 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2990 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2991 different from set->vars, look up slot again instead of using the
2993 (dataflow_set_init): Initialize traversed_vars.
2994 (variable_union): Use shared_hash_*. Use initially NO_INSERT
2995 lookup if set->vars is shared. Don't keep slot cleared before
2996 calling unshare_variable. Unshare set->vars if needed. Adjust
2997 unshare_variable callers. Clear dst_can_be_shared if needed.
2998 Even ->refcount == 1 vars must be unshared if set->vars is shared
2999 and var needs to be modified.
3000 (dataflow_set_union): Set traversed_vars during canonicalization.
3001 (VALUE_CHANGED, DECL_CHANGED): Define.
3002 (set_dv_changed, dv_changed_p): New static inlines.
3003 (track_expr_p): Clear DECL_CHANGED.
3004 (dump_dataflow_sets): Set it.
3005 (variable_was_changed): Call set_dv_changed.
3006 (emit_note_insn_var_location): Likewise.
3007 (changed_variables_stack): New variable.
3008 (check_changed_vars_1, check_changed_vars_2): New functions.
3009 (emit_notes_for_changes): Do nothing if changed_variables is
3010 empty. Traverse changed_variables with check_changed_vars_1,
3011 call check_changed_vars_2 on each changed_variables_stack entry.
3012 (emit_notes_in_bb): Add SET argument. Just clear it at the
3013 beginning, use it instead of local &set, don't destroy it at the end.
3014 (vt_emit_notes): Call dataflow_set_clear early on all
3015 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3016 computed set, dataflow_set_clear also VTI(bb)->in when we are
3017 done with the basic block. Initialize changed_variables_stack,
3018 free it afterwards. If ENABLE_CHECKING verify that after noting
3019 differences to an empty set value_chains hash table is empty.
3020 (vt_initialize): Initialize value_chains and value_chain_pool.
3021 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3022 (variable_tracking_main): Call dump_dataflow_sets before calling
3023 vt_emit_notes, not after it.
3024 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3025 (propagate_var_def_into_debug_stmts): Declare.
3026 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3027 (df_set_note): Reject debug insns.
3028 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3029 add notes to debug insns.
3030 (df_note_bb_compute): Adjust. Likewise.
3031 (df_simulate_uses): Skip debug insns.
3032 (df_simulate_initialize_backwards): Likewise.
3033 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3034 (subst_stack_regs_pat): Reject debug insns.
3035 (convert_regs_1): Handle debug insns.
3036 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3037 (print-rtl.o): Depend on cselib.h.
3038 (cselib.o): Depend on TREE_PASS_H.
3039 (var-tracking.o): Depend on cselib.h and TARGET_H.
3040 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3041 (init_ready_list): Skip boundary debug insns.
3042 (add_branch_dependences): Skip debug insns.
3043 (free_block_dependencies): Check for blocks with only debug insns.
3044 (compute_priorities): Likewise.
3045 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3046 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3048 (gimple_build_debug_bind_stat): New.
3049 (empty_body_p): Skip debug stmts.
3050 (gimple_has_side_effects): Likewise.
3051 (gimple_rhs_has_side_effects): Likewise.
3052 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3053 (gimple_build_debug_bind_stat): Declare.
3054 (gimple_build_debug_bind): Define.
3055 (is_gimple_debug): New.
3056 (gimple_debug_bind_p): New.
3057 (gimple_debug_bind_get_var): New.
3058 (gimple_debug_bind_get_value): New.
3059 (gimple_debug_bind_get_value_ptr): New.
3060 (gimple_debug_bind_set_var): New.
3061 (gimple_debug_bind_set_value): New.
3062 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3063 (gimple_debug_bind_reset_value): New.
3064 (gimple_debug_bind_has_value_p): New.
3065 (gsi_next_nondebug): New.
3066 (gsi_prev_nondebug): New.
3067 (gsi_start_nondebug_bb): New.
3068 (gsi_last_nondebug_bb): New.
3069 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3070 (print_insn): Handle DEBUG_INSN.
3071 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3072 of first insn prevail.
3073 (first_stmt): Skip debug stmts.
3074 (first_non_label_stmt): Likewise.
3075 (last_stmt): Likewise.
3076 (has_zero_uses_1): New.
3077 (single_imm_use_1): New.
3078 (verify_gimple_debug): New.
3079 (verify_types_in_gimple_stmt): Handle debug stmts.
3080 (verify_stmt): Likewise.
3081 (debug_loop_num): Skip debug stmts.
3082 (remove_edge_and_dominated_blocks): Remove dominators last.
3083 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3084 (linearize_expr): Likewise.
3085 * config/i386/i386.c (ix86_delegitimize_address): Call
3086 default implementation.
3087 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3088 (group_barrier_needed): Skip debug insns.
3089 (emit_insn_group_barriers): Likewise.
3090 (emit_all_insn_group_barriers): Likewise.
3091 (ia64_variable_issue): Handle debug insns.
3092 (ia64_dfa_new_cycle): Likewise.
3093 (final_emit_insn_group_barriers): Skip debug insns.
3094 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3095 def cfa without frame.
3096 (process_set): Likewise.
3097 (process_for_unwind_directive): Pass frame on.
3098 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3099 (rs6000_delegitimize_address): New.
3100 (rs6000_debug_adjust_cost): Handle debug insns.
3101 (is_microcoded_insn): Likewise.
3102 (is_cracked_insn): Likewise.
3103 (is_nonpipeline_insn): Likewise.
3104 (insn_must_be_first_in_group): Likewise.
3105 (insn_must_be_last_in_group): Likewise.
3106 (force_new_group): Likewise.
3107 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3108 contains only debug insns.
3109 (rtl_merge_blocks): Skip debug insns.
3110 (purge_dead_edges): Likewise.
3111 (rtl_block_ends_with_call_p): Skip debug insns.
3112 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3113 (mark_reg_dependencies): Skip debug insns.
3114 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3115 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3116 * tree-ssa-threadedge.c
3117 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3118 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3119 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3120 (copyprop_hardreg_forward_1): Handle debug insns.
3121 * reload1.c (reload): Skip debug insns. Replace unassigned
3122 pseudos in debug insns with their equivalences.
3123 (eliminate_regs_in_insn): Skip debug insns.
3124 (emit_input_reload_insns): Skip debug insns at first, adjust
3126 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3127 (get_indirect_ref_operands): Pass opf_no_vops on.
3128 (get_expr_operands): Likewise. Skip debug stmts.
3129 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3131 2009-09-01 Richard Henderson <rth@redhat.com>
3133 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3134 stmt_ends_pp_p statements at least once.
3135 * tree-vrp.c (vrp_initialize): Likewise.
3136 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3138 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3141 Fix AIX bootstrap after PR debug/30161
3142 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3143 that is a GNU extension.
3144 (tmpl_value_parm_die_table): Move the definition of this global
3145 outside #ifdef DWARF2_DEBUGGING_INFO region.
3147 2009-09-01 Richard Guenther <rguenther@suse.de>
3149 * tree.c (tree_expr_size): New function.
3150 * tree.h (tree_expr_size): Declare.
3151 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3152 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3153 * langhooks.c (lhd_expr_size): Remove.
3154 * langhooks.h (struct lang_hooks): Remove expr_size.
3155 * explow.c (expr_size): Use tree_expr_size.
3156 (int_expr_size): Likewise.
3157 * langhooks-def.h (lhd_expr_size): Remove.
3158 (LANG_HOOKS_EXPR_SIZE): Likewise.
3159 (LANG_HOOKS_INITIALIZER): Adjust.
3161 2009-09-01 Richard Guenther <rguenther@suse.de>
3163 * tree-flow.h (mark_addressable): Move declaration ...
3164 * tree.h (mark_addressable): ... here.
3165 * stmt.c (expand_asm_operands): Use mark_addressable, not
3166 lang_hooks.mark_addressable.
3167 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3168 LANG_HOOKS_MARK_ADDRESSABLE.
3169 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3170 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3172 2009-08-31 Chris Demetriou <cgd@google.com>
3174 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3175 vectorize if not TARGET_SSE2.
3177 2009-08-31 DJ Delorie <dj@redhat.com>
3179 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3180 registers if no coprocessor is enabled.
3182 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3185 * cgraph.h (cgraph_get_node): Declare ...
3186 * cgraph.c (cgraph_get_node): ... new function.
3187 * dwarf2out.c (gen_generic_params_dies,
3188 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3189 make_ith_pack_parameter_name,
3190 append_entry_to_tmpl_value_parm_die_table,
3191 gen_remaining_tmpl_value_param_die_attribute): New functions.
3192 (gen_subprogram_die): Generate debug info for template parameters
3193 if debug info level is higher than DINFO_LEVEL_TERSE.
3194 Use tree_add_const_value_attribute_for_decl instead of
3195 tree_add_const_value_attribute.
3196 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3197 instead of tree_add_const_value_attribute.
3198 (gen_struct_or_union_type_die): Generate debug
3199 info for template parameters if debug info level is higher than
3201 (tree_add_const_value_attribute): Handle integral and pointer
3202 constants. Update comment.
3203 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3204 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3205 (reference_to_unused): Fix thinko. Remove redundant predicates from
3207 (tree_add_const_value_attribute): Make this work for constant
3209 tree_add_const_value_attribute_for_decl is to be used for variable
3211 (add_location_or_const_value_attribute): Use
3212 tree_add_const_value_attribute_for_decl now.
3213 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3214 DW_TAG_template_value_param DIEs after function DIEs have been
3216 * langhooks.h (lang_hooks_for_types): Add
3217 get_argument_pack_elems.
3218 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3219 (lang_hooks): Added get_innermost_generic_parms,
3220 get_innermost_generic_args.
3221 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3222 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3223 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3224 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3226 2009-08-31 DJ Delorie <dj@redhat.com>
3228 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3229 it once we start generating the prologue or epilogue.
3230 (mep_call_saves_register): If the frame is locked, re-use
3232 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3233 (mep_expand_prologue): Call it.
3234 (mep_expand_epilogue): Likewise.
3235 (mep_start_function): Use the same logic as mep_expand_prologue.
3236 (mep_pass_by_reference): Make logic more readable.
3237 (mep_return_in_memory): Zero-sized objects are passed in memory.
3238 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3240 2009-08-31 Richard Guenther <rguenther@suse.de>
3242 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3243 to query if the memory regions for memmove overlap.
3244 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3245 asserts on pointers, instead deal with odd trees.
3246 (ptr_derefs_may_alias_p): Likewise.
3247 (refs_may_alias_p_1): Constructor bases also never alias.
3249 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3251 * doc/install.texi (Final install): Adjust reference on where to
3252 order printed manuals.
3254 2009-08-30 Olivier Hainque <hainque@adacore.com>
3256 * dwarf2out.c (switch_to_frame_table_section): Move
3257 definition prior to first use.
3259 2009-08-30 Richard Guenther <rguenther@suse.de>
3261 PR tree-optimization/41186
3262 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3263 (ao_ref_init_from_ptr_and_size): New function.
3264 (ref_maybe_used_by_call_p_1): Be more precise tracking
3265 used ranges for builtin functions.
3266 (ref_maybe_used_by_call_p): Adjust.
3267 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3268 ranges for builtin functions.
3269 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3271 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3274 * fwprop.c (get_reg_use_in): Delete.
3275 (free_load_extend): New function.
3276 (forward_propagate_subreg): Use it.
3278 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3280 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3282 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3285 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3288 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3290 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3291 fini or fini_array section.
3293 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3295 * graphite-dependences.c (graphite_legal_transform_bb): Call
3296 pbb_remove_duplicate_pdrs.
3297 * graphite-poly.c (can_collapse_pdr): Removed.
3298 (pdr_find_duplicate): Removed.
3299 (can_collapse_pdrs): New.
3300 (pbb_remove_duplicate_pdrs): New.
3301 (new_poly_dr): Do not look for duplicates.
3302 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3303 (PBB_PDR_DUPLICATES_REMOVED): New.
3304 (pbb_remove_duplicate_pdrs): Declared.
3306 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3308 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3309 the strides by multiplying by PDR_NB_REFS.
3310 * graphite-poly.c (can_collapse_pdr): New.
3311 (pdr_find_duplicate): New.
3312 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3313 Initialize PDR_NB_REFS.
3314 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3316 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3318 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3321 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3324 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3326 * graphite-dependences.c (pddr_original_scattering): Return NULL
3327 for read-read dependence relations.
3328 * graphite-poly.h (enum poly_dr_type): Fix comment.
3331 (pdr_may_write_p): New.
3333 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3335 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3336 (struct poly_dr): Same.
3337 (new_poly_dr): Same.
3338 * graphite-poly.c (new_poly_dr): Same.
3339 * graphite-dependences.c (dot_deps): Disable call to system.
3341 2009-08-28 Cary Coutant <ccoutant@google.com>
3344 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3345 struct/union/enum types local to a function.
3347 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3348 Sebastian Pop <sebastian.pop@amd.com>
3350 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3351 pbb_strip_mine_time_depth. Changed the implementation so that
3352 transformation is expressed as a transformation on
3353 time (scatttering) dimensions. Also, ensures that the 2d+1
3354 scheduling format is preserved.
3355 (pbb_strip_mine_profitable_p): Profitability is based on the
3356 iteration number of a given time (scattering) dimension,
3357 and not on a original loop depth dimension.
3358 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3359 (pbb_do_strip_mine): Call psct_dynamic_dim.
3360 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3361 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3362 (pbb_nb_dynamic_scattering_transform): New.
3363 (psct_dynamic_dim): New.
3365 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3367 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3368 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3369 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3370 * graphite-interchange.c (build_linearized_memory_access): Same.
3371 (memory_stride_in_loop): Same.
3373 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3375 * graphite-dependences.c (pddr_original_scattering): New.
3376 (graphite_legal_transform_dr): Call pddr_original_scattering.
3379 * graphite-dependences.h (dot_deps): Declared.
3380 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3381 (print_pdr): Print PDR_ID.
3382 * graphite-poly.h (struct poly_dr): Add field id.
3385 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3387 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3389 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3390 not delete the original dependence relation.
3392 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3394 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3395 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3396 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3397 (free_poly_ddr): New.
3398 (pddr_is_empty): New.
3399 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3400 (dependence_polyhedron): Same. Remove useless gcc_assert.
3402 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3403 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3404 * graphite-dependences.h (enum poly_dependence_kind): New.
3405 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3406 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3407 (PDRP_SINK): Renamed PDDR_SINK.
3408 (PDRP_DDP): Renamed PDDR_DDP.
3410 (free_poly_ddr): Declared.
3411 * graphite-poly.c (new_scop): Use the new hash function names.
3412 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3413 into original_pddrs.
3414 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3416 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3418 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3419 bounds with LT_EXPR to make niter analysis more precise on code
3420 generated by Graphite.
3422 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3424 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3425 (graphite_legal_transform_bb): Same.
3426 (poly_drs_may_alias_p): Same.
3428 2009-08-28 Richard Guenther <rguenther@suse.de>
3430 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3432 2009-08-28 Jan Beulich <jbeulich@novell.com>
3434 * config/i386/netware.c: Include langhooks.h.
3435 (i386_nlm_encode_section_info): Simplify.
3436 (netware_override_options): Delete.
3437 * config/i386/netware.h (netware_override_options): Delete
3439 (OVERRIDE_OPTIONS): Delete definition.
3440 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3441 (ASM_COMMENT_START): Define.
3442 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3444 2009-08-28 Jan Beulich <jbeulich@novell.com>
3446 * configure.ac: For in-tree ld, do a plain version check to
3447 determine whether comdat groups are supported.
3448 * configure: Regenerate.
3450 2009-08-28 Olivier Hainque <hainque@adacore.com>
3452 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3453 always defined. Reflect definition or absence of such for
3454 COLLECT_EXPORT_LIST. Readability helper.
3455 (scanfilter): New enum, to help control what symbols
3456 are to be considered or ignored by scan_prog_file.
3457 (enum pass): Rename as "scanpass", moved together with scanfilter
3458 prior to scan_prog_file's prototype.
3459 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3460 Group prototype with the scanpass/scanfilter definitions, factorize
3461 head comments for the several implementations at the prototype.
3462 (main): Reorganize the first pass link control to let AIX
3463 drag only the needed frame tables in executables. Prevent
3464 frame tables collection during the scan aimed at static ctors.
3465 Pre-link and scan for frame tables later to compensate.
3466 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3467 A C statement to issue assembly directives that create a reference
3468 to the given DWARF table identifier label from the current function
3470 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3471 to differentiate first time section entry. Only emit a .data
3472 tables start identifier label the first time around.
3473 (switch_to_frame_table_section): New function. Helper for
3474 output_call_frame_info to switch possibly BACK into the eh_frame
3475 or the debug_frame section depending on FOR_EH.
3476 (output_call_frame_info): Use helper to first enter the proper
3478 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3479 emit a link to the frame table start label from each function
3481 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3482 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3483 * config/rs6000/rs6000-protos.h: Declare it.
3484 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3486 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3488 * config/sh/sh.c (split_branches): Check the result of
3491 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3493 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3494 using -pthread -fopenmp
3496 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3498 * doc/service.texi (service directory): Update URL.
3500 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3502 PR rtl-optimization/40861
3503 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3504 extract word from a multi-word subreg for negative byte positions.
3506 2009-08-27 Tristan Gingold <gingold@adacore.com>
3507 Douglas B Rupp <rupp@gnat.com>
3509 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3510 (SECTION_VMS_OVERLAY): Define.
3511 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3513 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3515 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3516 common_object declarations.
3517 (ia64_section_type_flags): Set section flag for common_object.
3518 * config/ia64/ia64-protos.h
3519 (ia64_vms_output_aligned_decl_common): Declare.
3520 (ia64_vms_elf_asm_named_section): Declare.
3522 2009-08-27 Michael Matz <matz@suse.de>
3524 * expr.c (expand_expr_real_2): New function taking exploded
3525 unary or binary expression, split out from ...
3526 (expand_expr_real_1): ... here. Move over all unary/binary
3527 switch parts to above function, in particular these codes:
3528 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3529 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3530 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3531 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3532 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3533 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3534 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3535 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3536 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3537 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3538 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3539 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3540 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3541 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3542 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3543 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3544 VEC_PACK_FIX_TRUNC_EXPR.
3545 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3548 2009-08-27 Richard Guenther <rguenther@suse.de>
3550 * gengtype.c (main): Handle uint64_t.
3551 * ipa-utils.c (get_base_var): Indent properly.
3552 * tree-ssa-live.c (debug_scope_block): New function.
3553 * tree-flow.h (debug_scope_block): Declare.
3554 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3555 * basic-block.h (enum profile_status): Rename to
3556 enum profile_status_d.
3557 (x_profile_status): Adjust type.
3559 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3562 * dwarf2out.c (get_context_die): Declare this static function.
3563 (gen_type_die_with_usage): Make sure a DIE is a generated for
3564 the context of a typedef.
3566 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3568 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3571 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3573 * config/mips/mips-protos.h (mips_output_sync): Declare.
3574 (mips_sync_loop_insns): Likewise.
3575 (mips_output_sync_loop): Replace first two parameters with an rtx.
3576 * config/mips/mips.c (mips_multi_member): New structure.
3577 (mips_multi_members): New variable.
3578 (mips_multi_start): New function.
3579 (mips_multi_add): Likewise.
3580 (mips_multi_add_insn): Likewise.
3581 (mips_multi_add_label): Likewise.
3582 (mips_multi_last_index): Likewise.
3583 (mips_multi_copy_insn): Likewise.
3584 (mips_multi_set_operand): Likewise.
3585 (mips_multi_write): Likewise.
3586 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3587 (mips_init_print_operand_punct): Update accordingly.
3588 (mips_start_ll_sc_sync_block): New function.
3589 (mips_end_ll_sc_sync_block): Likewise.
3590 (mips_output_sync): Likewise.
3591 (mips_sync_insn1_template): Likewise.
3592 (mips_sync_insn2_template): Likewise.
3593 (mips_get_sync_operand): Likewise.
3594 (mips_process_sync_loop): Likewise.
3595 (mips_output_sync_loop): Use mips_process_sync_loop.
3596 (mips_sync_loop_insns): New function.
3597 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3598 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3599 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3600 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3601 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3602 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3603 (MIPS_SYNC_OLD_OP_12): Likewise.
3604 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3605 (MIPS_SYNC_NEW_OP_12): Likewise.
3606 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3607 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3608 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3609 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3610 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3611 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3612 * config/mips/mips.md (sync_mem): New attribute.
3613 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3614 (sync_exclusive_mask, sync_required_oldval): Likewise.
3615 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3616 (sync_release_barrier): Likewise.
3617 (length): Handle sync loops.
3618 (sync): Use mips_output_sync.
3619 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3620 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3621 and use mips_output_sync_loop.
3622 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3623 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3624 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3625 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3626 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3627 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3628 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3629 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3630 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3632 2009-08-26 Richard Guenther <rguenther@suse.de>
3635 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3636 the types to not match.
3637 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3639 * tree-ssa.c (useless_type_conversion_p): Conversions to
3640 pointers to unprototyped functions are useless.
3642 2009-08-26 Richard Guenther <rguenther@suse.de>
3644 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3645 whole-program condition, prepare to be called for non-globals.
3646 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3647 params build a representative with known type and track its fields.
3649 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3651 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3652 clearing by a taken branch.
3653 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3654 effectively after bbro pass.
3655 (sync_nand<mode>): Ditto.
3656 (sync_old_<fetchop_name><mode>): Ditto.
3657 (sync_old_nand<mode>): Ditto.
3658 (sync_new_<fetchop_name><mode>): Dito.
3659 (sync_new_nand<mode>): Ditto.
3660 (sync_compare_and_swap<mode>_1): Ditto.
3661 (*sync_compare_and_swap<mode>): Ditto.
3662 (sync_lock_test_and_set<mode>_1): Ditto.
3663 ("sync_lock_test_and_set<mode>): Ditto.
3665 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3667 * hwint.h (HOST_LONG_FORMAT): New macro
3668 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3669 Use HOST_PTR_PRINTF.
3670 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3671 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3672 (HOST_PTR_PRINTF): Document.
3674 2009-08-25 Jan Hubicka <jh@suse.cz>
3676 * config/i386/bmmintrin.h: Replace by #error.
3679 Michael Meissner <michael.meissner@amd.com>
3680 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3681 Tony Linthicum <tony.linthicum@amd.com>
3683 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3684 (TARGET_ROUND): New macro for the round/ptest instructions which
3685 are shared between SSE4.1 and SSE5.
3686 (OPTION_MASK_ISA_ROUND): Ditto.
3687 (OPTION_ISA_ROUND): Ditto.
3688 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3689 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3691 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3692 (-mfused-madd): New switch to give users control over whether the
3693 compiler optimizes to use the multiply/add SSE5 instructions.
3695 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3696 (ix86_handle_option): Turn off 3dnow if -msse5.
3697 (override_options): Add SSE5 support.
3698 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3700 (ix86_expand_sse_movcc): Add SSE5 support.
3701 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3702 vector type to the next largest size.
3703 (ix86_expand_sse5_pack): New function to use pperm to pack a
3704 vector type to the next smallest size.
3705 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3706 (IX86_BUILTIN_FMADDSD): Ditto.
3707 (IX86_BUILTIN_FMADDPS): Ditto.
3708 (IX86_BUILTIN_FMADDPD): Ditto.
3709 (IX86_BUILTIN_FMSUBSS): Ditto.
3710 (IX86_BUILTIN_FMSUBSD): Ditto.
3711 (IX86_BUILTIN_FMSUBPS): Ditto.
3712 (IX86_BUILTIN_FMSUBPD): Ditto.
3713 (IX86_BUILTIN_FNMADDSS): Ditto.
3714 (IX86_BUILTIN_FNMADDSD): Ditto.
3715 (IX86_BUILTIN_FNMADDPS): Ditto.
3716 (IX86_BUILTIN_FNMADDPD): Ditto.
3717 (IX86_BUILTIN_FNMSUBSS): Ditto.
3718 (IX86_BUILTIN_FNMSUBSD): Ditto.
3719 (IX86_BUILTIN_FNMSUBPS): Ditto.
3720 (IX86_BUILTIN_FNMSUBPD): Ditto.
3721 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3722 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3723 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3724 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3725 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3726 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3727 (IX86_BUILTIN_PPERM): Ditto.
3728 (IX86_BUILTIN_PERMPS): Ditto.
3729 (IX86_BUILTIN_PERMPD): Ditto.
3730 (IX86_BUILTIN_PMACSSWW): Ditto.
3731 (IX86_BUILTIN_PMACSWW): Ditto.
3732 (IX86_BUILTIN_PMACSSWD): Ditto.
3733 (IX86_BUILTIN_PMACSWD): Ditto.
3734 (IX86_BUILTIN_PMACSSDD): Ditto.
3735 (IX86_BUILTIN_PMACSDD): Ditto.
3736 (IX86_BUILTIN_PMACSSDQL): Ditto.
3737 (IX86_BUILTIN_PMACSSDQH): Ditto.
3738 (IX86_BUILTIN_PMACSDQL): Ditto.
3739 (IX86_BUILTIN_PMACSDQH): Ditto.
3740 (IX86_BUILTIN_PMADCSSWD): Ditto.
3741 (IX86_BUILTIN_PMADCSWD): Ditto.
3742 (IX86_BUILTIN_PHADDBW): Ditto.
3743 (IX86_BUILTIN_PHADDBD): Ditto.
3744 (IX86_BUILTIN_PHADDBQ): Ditto.
3745 (IX86_BUILTIN_PHADDWD): Ditto.
3746 (IX86_BUILTIN_PHADDWQ): Ditto.
3747 (IX86_BUILTIN_PHADDDQ): Ditto.
3748 (IX86_BUILTIN_PHADDUBW): Ditto.
3749 (IX86_BUILTIN_PHADDUBD): Ditto.
3750 (IX86_BUILTIN_PHADDUBQ): Ditto.
3751 (IX86_BUILTIN_PHADDUWD): Ditto.
3752 (IX86_BUILTIN_PHADDUWQ): Ditto.
3753 (IX86_BUILTIN_PHADDUDQ): Ditto.
3754 (IX86_BUILTIN_PHSUBBW): Ditto.
3755 (IX86_BUILTIN_PHSUBWD): Ditto.
3756 (IX86_BUILTIN_PHSUBDQ): Ditto.
3757 (IX86_BUILTIN_PROTB): Ditto.
3758 (IX86_BUILTIN_PROTW): Ditto.
3759 (IX86_BUILTIN_PROTD): Ditto.
3760 (IX86_BUILTIN_PROTQ): Ditto.
3761 (IX86_BUILTIN_PROTB_IMM): Ditto.
3762 (IX86_BUILTIN_PROTW_IMM): Ditto.
3763 (IX86_BUILTIN_PROTD_IMM): Ditto.
3764 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3765 (IX86_BUILTIN_PSHLB): Ditto.
3766 (IX86_BUILTIN_PSHLW): Ditto.
3767 (IX86_BUILTIN_PSHLD): Ditto.
3768 (IX86_BUILTIN_PSHLQ): Ditto.
3769 (IX86_BUILTIN_PSHAB): Ditto.
3770 (IX86_BUILTIN_PSHAW): Ditto.
3771 (IX86_BUILTIN_PSHAD): Ditto.
3772 (IX86_BUILTIN_PSHAQ): Ditto.
3773 (IX86_BUILTIN_FRCZSS): Ditto.
3774 (IX86_BUILTIN_FRCZSD): Ditto.
3775 (IX86_BUILTIN_FRCZPS): Ditto.
3776 (IX86_BUILTIN_FRCZPD): Ditto.
3777 (IX86_BUILTIN_CVTPH2PS): Ditto.
3778 (IX86_BUILTIN_CVTPS2PH): Ditto.
3779 (IX86_BUILTIN_COMEQSS): Ditto.
3780 (IX86_BUILTIN_COMNESS): Ditto.
3781 (IX86_BUILTIN_COMLTSS): Ditto.
3782 (IX86_BUILTIN_COMLESS): Ditto.
3783 (IX86_BUILTIN_COMGTSS): Ditto.
3784 (IX86_BUILTIN_COMGESS): Ditto.
3785 (IX86_BUILTIN_COMUEQSS): Ditto.
3786 (IX86_BUILTIN_COMUNESS): Ditto.
3787 (IX86_BUILTIN_COMULTSS): Ditto.
3788 (IX86_BUILTIN_COMULESS): Ditto.
3789 (IX86_BUILTIN_COMUGTSS): Ditto.
3790 (IX86_BUILTIN_COMUGESS): Ditto.
3791 (IX86_BUILTIN_COMORDSS): Ditto.
3792 (IX86_BUILTIN_COMUNORDSS): Ditto.
3793 (IX86_BUILTIN_COMFALSESS): Ditto.
3794 (IX86_BUILTIN_COMTRUESS): Ditto.
3795 (IX86_BUILTIN_COMEQSD): Ditto.
3796 (IX86_BUILTIN_COMNESD): Ditto.
3797 (IX86_BUILTIN_COMLTSD): Ditto.
3798 (IX86_BUILTIN_COMLESD): Ditto.
3799 (IX86_BUILTIN_COMGTSD): Ditto.
3800 (IX86_BUILTIN_COMGESD): Ditto.
3801 (IX86_BUILTIN_COMUEQSD): Ditto.
3802 (IX86_BUILTIN_COMUNESD): Ditto.
3803 (IX86_BUILTIN_COMULTSD): Ditto.
3804 (IX86_BUILTIN_COMULESD): Ditto.
3805 (IX86_BUILTIN_COMUGTSD): Ditto.
3806 (IX86_BUILTIN_COMUGESD): Ditto.
3807 (IX86_BUILTIN_COMORDSD): Ditto.
3808 (IX86_BUILTIN_COMUNORDSD): Ditto.
3809 (IX86_BUILTIN_COMFALSESD): Ditto.
3810 (IX86_BUILTIN_COMTRUESD): Ditto.
3811 (IX86_BUILTIN_COMEQPS): Ditto.
3812 (IX86_BUILTIN_COMNEPS): Ditto.
3813 (IX86_BUILTIN_COMLTPS): Ditto.
3814 (IX86_BUILTIN_COMLEPS): Ditto.
3815 (IX86_BUILTIN_COMGTPS): Ditto.
3816 (IX86_BUILTIN_COMGEPS): Ditto.
3817 (IX86_BUILTIN_COMUEQPS): Ditto.
3818 (IX86_BUILTIN_COMUNEPS): Ditto.
3819 (IX86_BUILTIN_COMULTPS): Ditto.
3820 (IX86_BUILTIN_COMULEPS): Ditto.
3821 (IX86_BUILTIN_COMUGTPS): Ditto.
3822 (IX86_BUILTIN_COMUGEPS): Ditto.
3823 (IX86_BUILTIN_COMORDPS): Ditto.
3824 (IX86_BUILTIN_COMUNORDPS): Ditto.
3825 (IX86_BUILTIN_COMFALSEPS): Ditto.
3826 (IX86_BUILTIN_COMTRUEPS): Ditto.
3827 (IX86_BUILTIN_COMEQPD): Ditto.
3828 (IX86_BUILTIN_COMNEPD): Ditto.
3829 (IX86_BUILTIN_COMLTPD): Ditto.
3830 (IX86_BUILTIN_COMLEPD): Ditto.
3831 (IX86_BUILTIN_COMGTPD): Ditto.
3832 (IX86_BUILTIN_COMGEPD): Ditto.
3833 (IX86_BUILTIN_COMUEQPD): Ditto.
3834 (IX86_BUILTIN_COMUNEPD): Ditto.
3835 (IX86_BUILTIN_COMULTPD): Ditto.
3836 (IX86_BUILTIN_COMULEPD): Ditto.
3837 (IX86_BUILTIN_COMUGTPD): Ditto.
3838 (IX86_BUILTIN_COMUGEPD): Ditto.
3839 (IX86_BUILTIN_COMORDPD): Ditto.
3840 (IX86_BUILTIN_COMUNORDPD): Ditto.
3841 (IX86_BUILTIN_COMFALSEPD): Ditto.
3842 (IX86_BUILTIN_COMTRUEPD): Ditto.
3843 (IX86_BUILTIN_PCOMEQUB): Ditto.
3844 (IX86_BUILTIN_PCOMNEUB): Ditto.
3845 (IX86_BUILTIN_PCOMLTUB): Ditto.
3846 (IX86_BUILTIN_PCOMLEUB): Ditto.
3847 (IX86_BUILTIN_PCOMGTUB): Ditto.
3848 (IX86_BUILTIN_PCOMGEUB): Ditto.
3849 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3850 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3851 (IX86_BUILTIN_PCOMEQUW): Ditto.
3852 (IX86_BUILTIN_PCOMNEUW): Ditto.
3853 (IX86_BUILTIN_PCOMLTUW): Ditto.
3854 (IX86_BUILTIN_PCOMLEUW): Ditto.
3855 (IX86_BUILTIN_PCOMGTUW): Ditto.
3856 (IX86_BUILTIN_PCOMGEUW): Ditto.
3857 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3858 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3859 (IX86_BUILTIN_PCOMEQUD): Ditto.
3860 (IX86_BUILTIN_PCOMNEUD): Ditto.
3861 (IX86_BUILTIN_PCOMLTUD): Ditto.
3862 (IX86_BUILTIN_PCOMLEUD): Ditto.
3863 (IX86_BUILTIN_PCOMGTUD): Ditto.
3864 (IX86_BUILTIN_PCOMGEUD): Ditto.
3865 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3866 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3867 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3868 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3869 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3870 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3871 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3872 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3873 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3874 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3875 (IX86_BUILTIN_PCOMEQB): Ditto.
3876 (IX86_BUILTIN_PCOMNEB): Ditto.
3877 (IX86_BUILTIN_PCOMLTB): Ditto.
3878 (IX86_BUILTIN_PCOMLEB): Ditto.
3879 (IX86_BUILTIN_PCOMGTB): Ditto.
3880 (IX86_BUILTIN_PCOMGEB): Ditto.
3881 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3882 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3883 (IX86_BUILTIN_PCOMEQW): Ditto.
3884 (IX86_BUILTIN_PCOMNEW): Ditto.
3885 (IX86_BUILTIN_PCOMLTW): Ditto.
3886 (IX86_BUILTIN_PCOMLEW): Ditto.
3887 (IX86_BUILTIN_PCOMGTW): Ditto.
3888 (IX86_BUILTIN_PCOMGEW): Ditto.
3889 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3890 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3891 (IX86_BUILTIN_PCOMEQD): Ditto.
3892 (IX86_BUILTIN_PCOMNED): Ditto.
3893 (IX86_BUILTIN_PCOMLTD): Ditto.
3894 (IX86_BUILTIN_PCOMLED): Ditto.
3895 (IX86_BUILTIN_PCOMGTD): Ditto.
3896 (IX86_BUILTIN_PCOMGED): Ditto.
3897 (IX86_BUILTIN_PCOMFALSED): Ditto.
3898 (IX86_BUILTIN_PCOMTRUED): Ditto.
3899 (IX86_BUILTIN_PCOMEQQ): Ditto.
3900 (IX86_BUILTIN_PCOMNEQ): Ditto.
3901 (IX86_BUILTIN_PCOMLTQ): Ditto.
3902 (IX86_BUILTIN_PCOMLEQ): Ditto.
3903 (IX86_BUILTIN_PCOMGTQ): Ditto.
3904 (IX86_BUILTIN_PCOMGEQ): Ditto.
3905 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3906 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3907 (enum multi_arg_type): New enum for describing the various SSE5
3908 intrinsic argument types.
3909 (bdesc_multi_arg): New table for SSE5 intrinsics.
3910 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3911 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3913 (ix86_expand_builtin): Add SSE5 intrinsic support.
3914 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3915 operand instructions.
3916 (ix86_expand_sse5_multiple_memory): New function to split the
3917 second memory reference from SSE5 instructions.
3918 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3919 (ix86_return_pops_args): Use stdarg_p to determine if the function
3920 has variable arguments.
3921 (ix86_setup_incoming_varargs): Ditto.
3922 (x86_this_parameter): Ditto.
3924 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3926 (ix86_expand_sse5_pack): Ditto.
3927 (ix86_sse5_valid_op_p): Ditto.
3928 (ix86_expand_sse5_multiple_memory): Ditto.
3930 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3931 constant for SSE5 support.
3932 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3933 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3934 (UNSPEC_SSE5_PERMUTE): Ditto.
3935 (UNSPEC_SSE5_ASHIFT): Ditto.
3936 (UNSPEC_SSE5_LSHIFT): Ditto.
3937 (UNSPEC_FRCZ): Ditto.
3938 (UNSPEC_CVTPH2PS): Ditto.
3939 (UNSPEC_CVTPS2PH): Ditto.
3940 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3942 (COM_FALSE_S): Ditto.
3943 (COM_FALSE_P): Ditto.
3944 (COM_TRUE_S): Ditto.
3945 (COM_TRUE_P): Ditto.
3946 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3947 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3949 (memory attribute): Ditto.
3950 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3951 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3952 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3953 (floor<mode>2): Ditto.
3954 (ceil<mode>2): Ditto.
3955 (btrunc<mode>2): Ditto.
3956 (nearbyintdf2): Ditto.
3957 (nearbyintsf2): Ditto.
3958 (sse_setccsf): Disable if SSE5.
3959 (sse_setccdf): Ditto.
3960 (sse5_setcc<mode>): New support for SSE5 conditional move.
3961 (sse5_pcmov_<mode>): Ditto.
3963 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3965 (SSEMODEF2P): Ditto.
3966 (ssemodesuffixf4): New mode attribute for SSE5.
3967 (ssemodesuffixf2s): Ditto.
3968 (ssemodesuffixf2c): Ditto.
3969 (sserotatemax): Ditto.
3970 (ssescalarmode): Ditto.
3971 (sse_maskcmpv4sf3): Disable if SSE5.
3972 (sse_maskcmpv2df3): Ditto.
3973 (sse_vmmaskcmpv4sf3): Ditto.
3974 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3975 (sse5_vmfmadd<mode>4): Ditto.
3976 (sse5_fmsub<mode>4): Ditto.
3977 (sse5_vmfmsub<mode>4): Ditto.
3978 (sse5_fnmadd<mode>4): Ditto.
3979 (sse5_vmfnmadd<mode>4): Ditto.
3980 (sse5_fnmsub<mode>4): Ditto.
3981 (sse5_vmfnmsub<mode>4): Ditto.
3982 (sse5i_fmadd<mode>4): Ditto.
3983 (sse5i_fmsub<mode>4): Ditto.
3984 (sse5i_fnmadd<mode>4): Ditto.
3985 (sse5i_fnmsub<mode>4): Ditto.
3986 (sse5i_vmfmadd<mode>4): Ditto.
3987 (sse5i_vmfmsub<mode>4): Ditto.
3988 (sse5i_vmfnmadd<mode>4): Ditto.
3989 (sse5i_vmfnmsub<mode>4): Ditto.
3990 (mulv16qi3): Add SSE5 support.
3992 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3993 (sse2_mulv4si3): Disable if SSE5.
3994 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
3995 (sse4_1_roundps): Ditto.
3996 (sse4_1_roundsd): Ditto.
3997 (sse4_1_roundss): Ditto.
3998 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4000 (sse_maskcmpsf3): Ditto.
4001 (sse_vmmaskcmpv4sf3): Ditto.
4002 (sse2_maskcmpv2df3): Ditto.
4003 (sse2_maskcmpdf3): Ditto.
4004 (sse2_vmmaskcmpv2df3): Ditto.
4005 (sse2_eq<mode>3): Ditto.
4006 (sse2_gt<mode>3): Ditto.
4007 (sse5_pcmov_<mode>): Add SSE5 support.
4008 (vec_unpacku_hi_v16qi): Ditto.
4009 (vec_unpacks_hi_v16qi): Ditto.
4010 (vec_unpacku_lo_v16qi): Ditto.
4011 (vec_unpacks_lo_v16qi): Ditto.
4012 (vec_unpacku_hi_v8hi): Ditto.
4013 (vec_unpacks_hi_v8hi): Ditto.
4014 (vec_unpacku_lo_v8hi): Ditto.
4015 (vec_unpacks_lo_v8hi): Ditto.
4016 (vec_unpacku_hi_v4si): Ditto.
4017 (vec_unpacks_hi_v4si): Ditto.
4018 (vec_unpacku_lo_v4si): Ditto.
4019 (vec_unpacks_lo_v4si): Ditto.
4020 (sse5_pmacsww): New SSE5 intrinsic insn.
4021 (sse5_pmacssww): Ditto.
4022 (sse5_pmacsdd): Ditto.
4023 (sse5_pmacssdd): Ditto.
4024 (sse5_pmacssdql): Ditto.
4025 (sse5_pmacssdqh): Ditto.
4026 (sse5_pmacsdqh): Ditto.
4027 (sse5_pmacsswd): Ditto.
4028 (sse5_pmacswd): Ditto.
4029 (sse5_pmadcsswd): Ditto.
4030 (sse5_pmadcswd): Ditto.
4031 (sse5_pcmov_<move>): Conditional move support on SSE5.
4032 (sse5_phaddbw): New SSE5 intrinsic insn.
4033 (sse5_phaddbd): Ditto.
4034 (sse5_phaddbq): Ditto.
4035 (sse5_phaddwd): Ditto.
4036 (sse5_phaddwq): Ditto.
4037 (sse5_phadddq): Ditto.
4038 (sse5_phaddubw): Ditto.
4039 (sse5_phaddubd): Ditto.
4040 (sse5_phaddubq): Ditto.
4041 (sse5_phadduwd): Ditto.
4042 (sse5_phadduwq): Ditto.
4043 (sse5_phaddudq): Ditto.
4044 (sse5_phsubbw): Ditto.
4045 (sse5_phsubwd): Ditto.
4046 (sse5_phsubdq): Ditto.
4047 (sse5_pperm): Ditto.
4048 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4049 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4050 (sse5_pperm_sign_v8hi_v4si): Ditto.
4051 (sse5_pperm_zero_v8hi_v4si): Ditto.
4052 (sse5_pperm_sign_v4si_v2di): Ditto.
4053 (sse5_pperm_sign_v4si_v2di): Ditto.
4054 (sse5_pperm_pack_v2di_v4si): Ditto.
4055 (sse5_pperm_pack_v4si_v8hi): Ditto.
4056 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4057 (sse5_perm<mode>): New SSE5 intrinsic insn.
4058 (rotl<mode>3): Ditto.
4059 (sse5_rotl<mode>3): Ditto.
4060 (sse5_ashl<mode>3): Ditto.
4061 (sse5_lshl<mode>3): Ditto.
4062 (sse5_frcz<mode>2): Ditto.
4063 (sse5s_frcz<mode>2): Ditto.
4064 (sse5_cvtph2ps): Ditto.
4065 (sse5_cvtps2ph): Ditto.
4066 (sse5_vmmaskcmp<mode>3): Ditto.
4067 (sse5_com_tf<mode>3): Ditto.
4068 (sse5_maskcmp<mode>3): Ditto.
4069 (sse5_maskcmp_uns<mode>3): Ditto.
4070 (sse5_maskcmp_uns2<mode>3): Ditto.
4071 (sse5_pcom_tf<mode>3): Ditto.
4073 * config/i386/predicates.md (sse5_comparison_float_operator):
4074 New predicate to match the comparison operators supported by
4075 the SSE5 com instruction.
4076 (ix86_comparison_int_operator): New predicate to match just the
4077 signed int comparisons.
4078 (ix86_comparison_uns_operator): New predicate to match just the
4079 unsigned int comparisons.
4081 * doc/invoke.texi (-msse5): Add documentation.
4082 (-mfused-madd): Ditto.
4084 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4086 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4088 (x86_64-*-*): Ditto.
4090 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4092 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4093 intrinisics for SSE5.
4095 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4098 * config/i386/mmintrin-common.h: New file, to contain common
4099 instructions between SSE4.1 and SSE5.
4101 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4102 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4103 (gen_regparm_prefix): Ditto.
4105 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4106 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4107 prototype_p to determine if a function is prototyped.
4109 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4111 * c-common.c (c_common_reswords) add the alignof keyword,
4112 with same RID as __alignof and __alignof__
4114 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4116 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4117 * hooks.c (hook_bool_const_int_const_int_true): New function.
4118 * target.h (struct gcc_target): Add can_eliminate field.
4119 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4120 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4121 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4122 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4123 (elim_table): Revise comment.
4124 * system.h (CAN_ELIMINATE): Poison.
4125 * defaults.h (CAN_ELIMINATE): Remove.
4126 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4128 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4129 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4131 (alpha_vms_can_eliminate): Declare as static, change return type to
4133 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4135 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4136 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4137 (arm_can_eliminate): New function.
4139 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4140 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4141 (avr_can_eliminate): Declare as static.
4142 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4144 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4145 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4146 (bfin_can_eliminate): New function.
4148 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4149 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4150 (crx_can_eliminate): New function.
4152 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4153 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4154 (fr30_can_eliminate): New function.
4156 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4157 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4158 (frv_can_eliminate): New function.
4160 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4161 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4162 (h8300_can_eliminate): New function.
4164 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4165 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4166 (i386_can_eliminate): Declare as static, change return type to bool.
4167 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4169 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4170 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4171 (ia64_can_eliminate): New function.
4173 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4174 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4175 (iq2000_can_eliminate): New function.
4177 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4178 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4179 (m32r_can_eliminate): New function.
4181 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4182 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4183 (m68hc11_can_eliminate): New function.
4185 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4186 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4187 (m68k_can_eliminate): New function.
4189 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4190 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4191 (mep_can_eliminate): New function.
4193 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4194 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4195 (mips_can_eliminate): New function.
4197 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4198 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4199 (rs6000_can_eliminate): New function.
4201 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4202 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4203 (s390_can_eliminate): Declare as static.
4204 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4206 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4207 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4208 (score_can_eliminate): New function.
4210 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4211 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4212 (sparc_can_eliminate): Declare as static.
4213 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4215 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4216 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4217 (xstormy16_can_eliminate): New function.
4219 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4220 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4221 (v850_can_eliminate): New function.
4223 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4225 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4226 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4227 (*movdfcc_ext[1234]): Disable for IEEE mode.
4229 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4231 * gimplify.c (prepare_gimple_addressable): New static function.
4232 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4234 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4235 manually fiddling with it.
4237 2009-08-25 Michael Matz <matz@suse.de>
4239 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4240 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4242 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4243 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4244 (do_jump): Split out code for simple binary comparisons into ...
4245 (do_jump_1): ... this, taking the individual operands and code.
4246 Change callers to helper function above accordingly.
4247 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4250 2009-08-25 Michael Matz <matz@suse.de>
4252 * expr.h (struct separate_ops, sepops): New type for passing
4253 around an exploded simple expression.
4254 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4255 Use this structure instead of expression tree.
4256 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4257 expression, only its type.
4258 (expand_vec_cond_expr): Take type and individual operands instead
4260 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4261 expand_vec_shift_expr): Change prototype accordingly.
4262 * tree-vect-stmts.c (vectorizable_condition): Change call of
4263 expand_vec_cond_expr_p to pass only type.
4264 * expr.c (do_store_flags): Change prototype and implementation
4265 to take an exploded expression.
4266 (expand_expr_real_1): New local ops initialized with details
4267 of the full expression. Use it instead of full
4268 expression in calls to do_store_flags, expand_vec_cond_expr,
4269 expand_widen_pattern_expr and expand_vec_shift_expr.
4271 2009-08-25 Michael Matz <matz@suse.de>
4273 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4274 treeop2 initialized with first three operands of the full expression.
4275 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4277 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4279 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4280 (__gthread_objc_condition_allocate): Mark arguments as unused.
4281 (__gthread_objc_condition_deallocate): Likewise.
4282 (__gthread_objc_condition_wait): Likewise.
4283 (__gthread_objc_condition_broadcast): Likewise.
4284 (__gthread_objc_condition_signal): Likewise.
4285 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4286 (__gthread_objc_thread_id): Likewise.
4288 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4291 * tree-pretty-print.c (print_call_name): Print the correct call name
4292 for procedure pointer components.
4294 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4296 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4297 default_promote_function_mode when not VMS.
4299 2009-08-24 Olivier Hainque <hainque@adacore.com>
4301 * convert.c (convert_to_integer): Don't assume an input pointer is
4302 POINTER_SIZE wide. Fetch from the type instead.
4304 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4306 * configure.ac (AC_PREREQ): Bump to 2.64.
4308 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4310 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4311 (process_command): Don't search standard_exec_prefix_1 and
4312 standard_exec_prefix_2.
4314 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4316 * config/arm/arm.c (output_return_instruction): Handle for
4319 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4321 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4323 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4325 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4326 (*arm_movdf_vfp): Likewise.
4328 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4330 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4331 (vashr<mode>3): Rename from ashr<mode>3.
4332 (vlshr<mode>3): Rename from lshr<mode>3.
4334 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4337 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4338 (check_format_info_main): Use scalar_identify_flag.
4339 (check_format_types): Check for scalar size identity if
4340 scalar_identify_flag is set.
4341 (printf_length_specs): Extend by new field.
4342 (asm_fprintf_length_specs): Likewise.
4343 (gcc_diag_length_specs): Likewise.
4344 (scanf_length_specs): Likewise.
4345 (strfmon_length_specs): Likewise.
4346 (gcc_gfc_length_specs): Likewise.
4347 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4348 (ms_printf_flag_specs): Likewise.
4349 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4351 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4354 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4355 (*call_value_pop_1): Ditto.
4356 (*sibcall_pop_1): New insn pattern.
4357 (*sibcall_value_pop_1): Ditto.
4359 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4362 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4365 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4368 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4369 (get_reg_use_in): New function.
4370 (forward_propagate_subreg): Propagate through subreg of zero_extend
4373 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4375 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4376 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4378 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4380 * configure.ac: Remove --with-datarootdir, --with-docdir,
4381 --with-htmldir switches. No need to call AC_SUBST for
4382 datarootdir, docdir, htmldir any more.
4383 * configure: Regenerate.
4384 * doc/install.texi (Configuration): Document --datarootdir,
4385 --docdir, --htmldir, --pdfdir; update documentation for
4386 --infodir, --mandir.
4387 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4390 * aclocal.m4: Regenerate.
4391 * config.in: Regenerate.
4392 * configure: Regenerate.
4394 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4395 Olivier Hainque <hainque@adacore.com>
4397 * config/ia64/ia64.c: Include libfuncs.h.
4398 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4399 (ia64_expand_call): Use reg 25 on VMS.
4400 (ia64_initialize_trampoline): Fix for VMS ABI.
4401 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4402 (ia64_function_arg): Initialize reg 25 on VMS.
4403 Fix OpenVMS ABI issues for varargs.
4404 For OpenVMS, emit the Argument Information register set in the
4405 incoming/sibcall case as well.
4406 (ia64_arg_type): New function.
4407 (ia64_function_arg_advance): Keep track of cum->words.
4408 Fix OpenVMS ABI issues for varargs.
4409 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4410 (ia64_override_options): Set flag_no_common on VMS.
4411 (ia64_init_builtins): Disable FWRITE builtin.
4412 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4413 (ia64_vms_init_libfuncs): Add decc$ routines.
4414 (ia64_vms_valid_pointer_mode): New function.
4415 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4416 (ia64_promote_function_mode): New function
4417 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4418 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4419 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4420 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4421 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4422 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4423 Suppress trailing '#' if VALUE is numeric.
4424 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4425 ia64_promote_function_mode.
4426 (TARGET_VALID_POINTER_MODE): Define.
4428 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4431 * config/rs6000/rs6000.c (rs6000_override_options): Use
4432 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4435 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4436 reporting of vector + decimal/boolean/complex error.
4438 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4440 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4441 __vector double TYPE_DECL.
4443 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4445 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4446 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4447 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4448 to pointer to enum machine_mode. Update all callers as needed.
4450 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4452 * config/alpha/alpha.md (exception_receiver): Emit alternative
4453 GP load sequence if flag_reorder_blocks_and_partition is set.
4454 (*exception_receiver_2): Also enable when
4455 flag_reorder_blocks_and_partition is set.
4457 2009-08-20 Matt Rice <ratmice@gmail.com>
4458 Diego Novillo <dnovillo@google.com>
4460 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4463 2009-08-20 Richard Guenther <rguenther@suse.de>
4465 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4466 * c-tree.h (c_dup_lang_specific_decl): Remove.
4467 (struct lang_decl, struct lang_type): Move definitions ...
4468 * c-lang.h: ... here. New file.
4469 * c-decl.c: Include c-lang.h.
4470 (c_dup_lang_specific_decl): Remove.
4471 * c-typeck.c: Include c-lang.h.
4472 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4473 (c-typeck.o): Likewise.
4474 * c-config-lang.in (gtfiles): Add c-lang.h.
4475 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4478 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4480 * config/alpha/alpha.c (alpha_end_function): Do not clear
4481 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4482 this is now handled in generic code.
4484 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4486 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4487 (s390_z10_fix_long_loop_prediction): New function.
4488 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4489 (s390_reorg): Walk over the INSNs and invoke
4490 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4492 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4494 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4495 "*brx_64bit", "*brx_31bit"): New patterns.
4496 * config/s390/s390.c ('E'): New output modifier.
4498 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4499 Richard Earnshaw <richard.earnshaw@arm.com>
4501 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4502 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4504 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4506 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4508 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4509 for mode mode of operand0 when doing secondary reload for SAR.
4511 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4514 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4515 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4517 2009-08-19 Jason Merrill <jason@redhat.com>
4519 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4520 supported template depth in C++0x.
4522 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4524 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4525 free_after_compilation.
4526 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4527 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4528 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4529 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4530 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4531 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4532 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4534 2009-08-19 Ian Lance Taylor <iant@google.com>
4536 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4537 of (plus (mult (neg B) C) A).
4539 2009-08-18 Michael Matz <matz@suse.de>
4541 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4542 instead of comparing TYPE_MAIN_VARIANT for equality.
4543 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4544 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4545 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4546 * gimplify.c (goa_lhs_expr_p): Ditto and use
4547 STRIP_USELESS_TYPE_CONVERSION.
4549 2009-08-18 Michael Matz <matz@suse.de>
4551 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4552 first field in a struct.
4553 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4555 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4557 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4558 locators before emit_insn is called. Remove assert that
4560 (alpha_end_function): Clear crtl->emit structure and free insn
4561 locators if cfun->is_thunk is true.
4563 2009-08-18 Jason Merrill <jason@redhat.com>
4565 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4567 * configure.ac: Test for it.
4568 * configure, config.in: Regenerate.
4569 * doc/install.texi: Document --enable-gnu-unique-object.
4571 2009-08-18 Richard Guenther <rguenther@suse.de>
4574 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4575 pow(x,y*z) only if x is nonnegative.
4577 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4579 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4583 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4584 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4586 2009-08-17 DJ Delorie <dj@redhat.com>
4588 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4589 * config/m32c/prologue.md (epilogue_freit): New.
4591 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4592 (bank_switch_p): Likewise.
4593 (fast_interrupt_p): Likewise.
4594 (interrupt_p): Likewise.
4595 (m32c_conditional_register_usage): Round memregs size up.
4596 (need_to_save): We only need to save $a0 when we use ENTER.
4597 (interrupt_p): Check for fast_interrupt too.
4598 (bank_switch_p): New.
4599 (fast_interrupt_p): New.
4600 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4601 (m32c_emit_prolog): Support bank switching and fast interrupts.
4602 * doc/extend.texi (Function Attributes): Add bank_switch and
4605 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4607 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4608 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4610 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4612 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4613 (menu): Add IA-64/VMS Options.
4614 (IA-64/VMS Options): Likewise.
4616 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4619 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4621 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4623 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4624 (mips_pop_asm_switch): Likewise.
4625 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4627 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4628 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4629 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4630 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4631 instead of set_noreorder.
4632 (mips_output_function_prologue): Use the new functions.
4633 (mips_output_function_epilogue): Likewise.
4634 (mips_need_noat_wrapper_p): New function, split out from...
4635 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4636 Use mips_push_asm_switch and mips_pop_asm_switch.
4637 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4638 and mips_pop_asm_switch.
4639 (ASM_OUTPUT_REG_POP): Likewise.
4640 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4641 Use mips_pop_asm_switch.
4642 (mips_asm_switch): New structure.
4643 (set_noreorder, set_nomacro): Replace with...
4644 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4645 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4646 instead of set_nomacro.
4647 (fix_truncsfsi2_macro): Likewise.
4648 (cprestore): Likewise.
4649 (hazard): Use mips_noreorder instead of set_noreorder.
4650 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4652 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4654 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4655 from prev_active_insn.
4657 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4659 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4660 * config/avr/avr.c (avr_override_options): Initialize
4661 avr_current_arch variable.
4662 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4663 __AVR_HAVE_16BIT_SP__ according to the device type.
4664 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4666 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4667 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4669 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4672 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4673 generating inlined subroutine die only. We shouldn't be
4674 called for anything else.
4675 (gen_block_die): Don't generate inline subroutine debug info for
4678 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4680 * graphite-poly.c (print_pbb): Print PBB index.
4682 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4685 * graphite-interchange.c (ppl_max_for_le): Moved...
4686 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4687 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4688 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4689 * graphite-ppl.h (ppl_max_for_le): Declared.
4691 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4693 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4694 supported on all platforms.
4695 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4696 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4697 * c-pragma.c: Likewise.
4698 * target-def.h (TARGET_INITIALIZER): Remove
4699 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4700 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4702 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4704 * config/ia64/fde-vms.c: New file.
4705 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4706 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4707 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4708 (uw_frame_state_for): Only register a personality routine if it is
4709 known to be compatible with our expectations.
4710 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4711 Declare unw_table_entry stack variable and
4712 mod all calls to _Unwind_FindTableEntry to add arg.
4713 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4714 (_Unwind_FindTableEntry): Add arg to prototype.
4716 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4718 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4719 field 'signal_pfs_loc'.
4720 (uw_frame_state_for): Remove duplicate code dealing with leaf
4721 procedures without unwind info.
4722 If in the frame after unwinding through a signal handler, restore
4723 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4724 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4725 'pfs_loc' to the AR.PFS location in the signal context; instead
4726 set 'signal_pfs_loc'.
4727 Manually generate the unwind info for the AR.PFS register.
4728 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4729 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4730 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4731 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4732 instead set 'signal_pfs_loc'.
4733 Remove code preventing the AR.PFS register from being restored
4734 from the signal context.
4736 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4737 Tristan Gingold <gingold@adacore.com>
4739 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4740 * config/ia64/t-vms: New file.
4741 * config/ia64/vms64.h: New file.
4742 * config/ia64/vms.h: New file.
4743 * config/ia64/vms-crtinit.asm: New file.
4744 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4745 * config/ia64/vms-unwind.h: New file.
4747 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4749 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4752 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4755 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4757 * real.h (do_mpc_arg2): ... here.
4758 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4761 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4763 * final.c (add_debug_prefix_map): Don't use GC memory for
4764 old_prefix and new_prefix.
4766 2009-08-14 Richard Guenther <rguenther@suse.de>
4768 * ipa-prop.c (compute_complex_pass_through): If we cannot
4769 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4771 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4773 * c-lex.c (c_lex_with_flags): Increase size of local variable
4774 to avoid memory clobber.
4776 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4779 * config/i386/i386.c (ix86_fp_comparison_strategy):
4780 Only enable/disable sahf at function granularity.
4782 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4784 PR rtl-optimization/41064
4785 * reload1.c (reload_as_needed): Don't call extract_insn
4786 for known invalid replacements after calling
4787 validate_replace_rtx_group and verify_changes.
4789 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4792 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4793 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4794 ix86_expand_fp_vcond.
4795 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4796 Assert that operation is supported by ix86_expand_int_vcond.
4797 (vcondu<SSEMODE124C8:mode>): Ditto.
4799 2009-08-13 DJ Delorie <dj@redhat.com>
4801 * config/i386/djgpp-stdint.h: New.
4802 * config.gcc (djgpp): Use it.
4804 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4806 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4807 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4809 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4811 * tree-ssa-loop-prefetch.c
4812 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4813 for long-stride pruning.
4814 (compute_miss_rate): New function to compute the probability
4815 that two memory references access different cache lines.
4817 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4819 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4821 2009-08-13 Richard Guenther <rguenther@suse.de>
4824 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4825 use the constant pointer type.
4826 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4827 of CV qualifiers on the target pointer type.
4828 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4829 conversion check before restrict check.
4831 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4834 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4836 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4838 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4840 2009-08-12 Richard Guenther <rguenther@suse.de>
4842 PR tree-optimization/41011
4843 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4844 and reference constructing.
4846 2009-08-12 Xinliang David Li <davidxl@google.com>
4848 PR tree-optimization/41012
4849 * tree-flow.h : New external interface.
4850 * gimple-low.c (check_call_arg): Change to public function.
4851 Remove argument mismatch check in lowering.
4852 * tree-inline.h (tree_can_inline_p): Interface change.
4853 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4855 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4856 Call change to tree_can_inline_p function.
4857 (cgraph_decide_inlining_incrementally): Ditto.
4859 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4861 PR tree-optimization/41031
4862 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4863 on the partition variable rather than promote_mode on the source
4864 type. Assert that the partition variable's type has the same
4865 mode as the source value's.
4867 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4869 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4870 for for_return == 2.
4871 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4873 * calls.c (expand_call): Fix typo.
4874 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4876 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4878 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4879 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4880 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4881 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4883 2009-08-12 Andrew Haley <aph@redhat.com>
4885 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4887 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4890 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4892 2009-08-12 Richard Guenther <rguenther@suse.de>
4894 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4895 * gimplify.c (gimplify_modify_expr): Do not use
4896 lang_hooks.types_compatible_p.
4897 * tree-ssa.c (useless_type_conversion_p): For aggregates
4898 just return false if the canonical types differ.
4900 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4903 * sese.c (convert_for_phi_arg): New.
4904 (add_guard_exit_phis): Use convert_for_phi_arg.
4906 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4908 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4909 unknown subscript upper bounds.
4911 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4912 Pranav Garg <pranav.garg2107@gmail.com>
4914 * graphite-interchange.c (gather_access_strides): Removed.
4915 (ppl_max_for_le): New.
4916 (build_linearized_memory_access): New.
4917 (memory_stride_in_loop): New.
4918 (pbb_interchange_profitable_p): Reimplemented.
4919 * graphite-ppl.h (ppl_new_id_map): New.
4920 (ppl_interchange): New.
4922 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4924 * graphite-interchange.c (compute_subscript): Removed.
4925 (compute_array_size_cstr): Removed.
4926 (compute_array_size_poly): Removed.
4927 (compute_array_size): Removed.
4928 (gather_access_strides_poly): Removed.
4929 (gather_access_strides): Empty.
4931 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4933 * graphite-dependences.c (dependence_polyhedron_1): Replace
4934 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4935 (graphite_legal_transform_dr): Same.
4936 (graphite_carried_dependence_level_k): Same.
4937 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4938 Initialize PDR_NB_SUBSCRIPTS.
4939 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4941 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4942 (PDR_NB_SUBSCRIPTS): New.
4943 (pdr_nb_subscripts): Removed.
4944 (pdr_dim): Simplified.
4945 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4946 with PDR_NB_SUBSCRIPTS.
4948 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4950 * graphite-interchange.c (compute_array_size): Remove use of
4952 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4953 Do not initialize PDR_DATA_CONTAINER.
4954 (print_pdr): Do not print PDR_DATA_CONTAINER.
4955 * graphite-poly.h (struct poly_dr): Remove data_container field.
4956 (PDR_DATA_CONTAINER): Removed.
4957 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4959 (build_poly_dr): Same.
4961 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4962 Sebastian Pop <sebastian.pop@amd.com>
4964 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4965 copy of the dependence polyhedron. Free the temporary objects.
4966 (graphite_carried_dependence_level_k): Free unused objects before
4969 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4970 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4971 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4972 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4973 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4975 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4977 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4978 Early return without analyzing the data dependences if no
4979 transform has been done. Call restore_scattering if the transform
4981 (graphite-interchange.c): Same.
4982 * graphite-poly.c (print_scattering_function): Test for
4984 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4985 (apply_poly_transforms): Do not gcc_assert that
4986 the transform is legal.
4987 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4988 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4989 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4990 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4991 * graphite-poly.h (struct poly_scattering): New.
4992 (struct poly_bb): Add original, transformed, and saved fields.
4993 Remove transformed_scattering, original_scattering,
4994 nb_local_variables and nb_scattering_transform fields.
4995 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
4996 (poly_scattering_new): New.
4997 (poly_scattering_free): New.
4998 (poly_scattering_copy): New.
4999 (store_scattering_pbb): New.
5000 (store_scattering): New.
5001 (restore_scattering_pbb): New.
5002 (restore_scattering): New.
5003 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5004 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5006 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5008 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5011 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5013 * Makefile.in (graphite.o): Depends on PREDICT_H.
5014 * graphite.c: Include predict.h.
5015 (graphite_finalize): Call tree_estimate_probability.
5016 * predict.c (predict_loops): Do not call scev_initialize and
5018 (tree_estimate_probability_bb): New.
5019 (tree_estimate_probability): Do not initialize loops: move that
5020 code to the driver. Call tree_estimate_probability_bb.
5021 (tree_estimate_probability_driver): New.
5022 (pass_profile): Use tree_estimate_probability_driver.
5023 * predict.h (tree_estimate_probability): Declared.
5025 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5027 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5028 * graphite-dependences.c (graphite_legal_transform): Add time to
5029 TV_GRAPHITE_DATA_DEPS.
5030 (dependency_between_pbbs_p): Same.
5031 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5033 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5035 PR rtl-optimization/41033
5036 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5037 aliasing is disabled.
5039 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5041 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5042 si_mask_operand, and_load_operand, low_bitmask_operand,
5043 and_reg_operand, and_operand): New predicates.
5044 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5045 * config/mips/mips.c (and_operands_ok): New function.
5046 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5047 * config/mips/mips.md (move_type): Add ext_ins and logical.
5048 (type): Handle them.
5049 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5050 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5051 shift_shift. Remove commutative constraint modifier.
5052 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5054 (*clear_upper32_dext): Remove define_insn_and_split.
5055 (*clear_upper32): Turn this define_insn_and_split ...
5056 (splitter for ANDing register with 0xffff_ffff): .. into this.
5058 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5060 * combine.c (try_widen_shift_mode): Factor out code to check if an
5061 integer constant is a low-order bitmask from here ...
5062 * rtlanal.c (low_bitmask_len): ... to here.
5063 * rtl.h (low_bitmask_len): Declare.
5065 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5068 * config/alpha/alpha.md (addsi3): Remove expander.
5069 (addsi3): Rename from *addsi3_internal insn pattern.
5070 (subsi3): Remove expander.
5071 (subsi3): Rename from *subsi3_internal insn pattern.
5073 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5075 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5078 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5079 Eric Botcazou <botcazou@adacore.com>
5080 Douglas B Rupp <rupp@gnat.com>
5082 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5083 that records that fit in 64 bits are returned by immediate value,
5084 as required by OpenVMS Calling Standard.
5085 (function_value): Adjust for above modification.
5086 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5087 virtual_incoming_args_rtx as base object, not next_arg.
5088 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5090 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5092 * reload.c (find_reloads_subreg_address): Check the original
5093 req_equiv_mem address to detect the case where an address is
5094 not valid in the outer mode.
5096 2009-08-11 Richard Guenther <rguenther@suse.de>
5099 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5101 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5103 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5104 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5106 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5107 Douglas B Rupp <rupp@gnat.com>
5109 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5110 PT_STACK when frame_pointer_needed on OpenVMS.
5111 (alpha_pv_save_size, alpha_using_fp): Remove.
5112 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5113 with proper processing for PT_NULL.
5114 (alpha_vms_initial_elimination_offset): New function. Support for
5115 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5116 (alpha_sa_size): Force procedure type to PT_STACK when
5117 frame_pointer_needed on OpenVMS.
5118 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5119 (alpha_using_fp): Likewise.
5120 (alpha_vms_can_eliminate): Add prototype.
5121 (alpha_vms_initial_elimination_offset): Likewise.
5122 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5123 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5125 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5126 Douglas B Rupp <rupp@gnat.com>
5128 * config/alpha/alpha.c (common_object_handler): New function.
5129 (vms_attribute_table): Declare a single attribute "common_object".
5130 (vms_output_aligned_decl_common): New global function.
5131 (SECTION_VMS_OVERLAY): Delete.
5132 (SECTION_VMS_GLOBAL): Likewise.
5133 (SECTION_VMS_INITIALIZE): Likewise.
5134 (vms_asm_named_section): Remove support for above flags.
5135 (vms_section_type_flags): Delete.
5136 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5137 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5138 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5139 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5141 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5144 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5145 (sub_ddmmss): Likewise.
5147 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5150 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5153 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5156 * reload1.c (reload_as_needed): Use cancel_changes to completely
5157 undo a failed replacement attempt.
5159 2009-08-10 Richard Guenther <rguenther@suse.de>
5162 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5163 (useless_type_conversion_p): ... here. Require pointer targets
5166 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5169 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5170 loose the original type of the statement list.
5172 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5174 * config/alpha/alpha.c: Include libfuncs.h
5175 (avms_asm_output_extern): New function.
5176 (alpha_init_libfuncs): Init some decc libfuncs.
5177 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5178 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5179 (DO_CRTL_NAMES): Define.
5181 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5182 (LONG_TYPE_SIZE): Define.
5183 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5184 (SUBTARGET_SWITCHES): Define malloc64 switch.
5185 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5186 (MASK_RETURN_ADDR): Define.
5187 doc/invoke.texi (mmalloc64): Document switch.
5189 2009-08-09 Olivier Hainque <hainque@adacore.com>
5190 Douglas B Rupp <rupp@gnat.com>
5192 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5193 uses_condition_handler.
5194 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5195 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5196 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5197 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5198 (code_for_builtin): New insn codes for the new alpha_builtins.
5199 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5200 (alpha_sa_size): Account for uses_condition_handler.
5201 (alpha_expand_prologue): Likewise.
5202 (alpha_start_function): Likewise.
5203 (alpha_expand_epilogue): Likewise.
5204 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5205 establish/revert expanders.
5206 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5207 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5208 New expander, resorting to the alpha.c associated function.
5209 (builtin_revert_vms_condition_handler): Likewise.
5210 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5211 __gcc_shell_handler, the static VMS condition handler used as
5212 an indirection wrapper to the current dynamically established
5214 * config/alpha/vms-unwind.h: Complete rewrite.
5215 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5216 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5218 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5219 Douglas B Rupp <rupp@gnat.com>
5221 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5222 (alpha_need_linkage): Handle aliases. Return function symbol.
5223 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5224 Use ultimate alias target for the linkage name.
5225 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5226 by alpha_need_linkage for the function symbol.
5227 (setmemdi): Likewise.
5229 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5231 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5232 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5233 (ASM_WEAKEN_LABEL): Define.
5234 (CRT_CALL_STATIC_FUNCTION): Define.
5235 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5236 (ENDFILE_SPEC): Define.
5237 (INIT_SECTION_ASM_OP): Define.
5238 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5239 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5241 (MULTILIB_OSDIRNAMES): Define.
5242 (shlib_version): Define.
5243 (SHLIB_EXT): Define.
5244 (SHLIB_OBJS): Define.
5245 (SHLIB_NAME): Define.
5246 (SHLIB_MULTILIB): Define.
5247 (SHLIB_INSTALL): Define.
5248 (SHLIB_SYMVEC): Define.
5249 (SHLIB_SYMVECX2): Define.
5250 (SHLIB_LINK): Define.
5252 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5254 * config/alpha/alpha.c (alpha_initialize_trampoline):
5255 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5256 (alpha_start_function): Emit transfer address on nested functions
5257 for VMS trampoline call.
5258 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5259 since no longer used.
5260 * config/alpha/vms-tramp.asm: Remove.
5261 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5262 since now only data initialized at runtime.
5264 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5266 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5267 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5268 (MD_EXEC_PREFIX): Remove, no longer used.
5269 (MD_STARTFILE_PREFIX): Likewise.
5270 (INCLUDE_DEFAULTS): Likewise.
5271 * config/alpha/t-vms:
5272 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5274 2009-08-09 Richard Guenther <rguenther@suse.de>
5276 PR tree-optimization/41016
5277 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5278 (operand_precision): Remove.
5279 (integral_operand_p): Likewise.
5280 (recognize_single_bit_test): Adjust.
5282 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5284 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5285 operation overflows. Likewise non-cast unary arithmetic.
5286 If one arm of a conditional expression is always taken,
5287 inhibit evaluation warnings for the other arm. Likewise inhibit
5288 evaluation warnings for the second && or || operand if the first
5289 operand is enough to determine the result.
5290 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5292 (build_binary_op): Prevent duplicate evaluation warnings.
5294 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5296 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5297 and destination have different modes, Use promote_mode to
5298 determine the signedness of the conversion. Assert that the
5299 promoted source mode matches the destination mode. Don't pass
5300 the destination and destination mode to expand_expr if the source
5301 mode is different. Simplify conversion logic.
5303 2009-08-09 Ira Rosen <irar@il.ibm.com>
5305 PR tree-optimization/41008
5306 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5307 from condition only in case it's a comparison. Adjust checks.
5309 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5311 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5312 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5313 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5314 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5315 (dump_cand): Handle them.
5316 (struct iv_cand): New members COST_STEP and AINC_USE.
5317 (stmt_after_increment): Likewise.
5318 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5319 callers changed. Use gimple_uid comparison instead of scanning.
5320 (add_candidate_1): When looking for identical candidates, take
5321 AINC_USE into account. Set it for new candidates.
5322 (force_expr_to_var_cost): Cast target_spill_cost to int.
5323 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5324 All callers changed. Check for availability of autoinc addressing
5325 modes, both in general for a given mode, and in the specific use case.
5326 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5328 (get_computation_cost): Likewise.
5329 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5330 add_autoinc_candidates): New static functions.
5331 (add_candidate): Call add_autoinc_candidates for candidates based on
5333 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5334 (determine_use_iv_cost_address): If we have an autoinc candidate at
5335 the matching use, verify autoinc is possible and subtract the cost
5336 of the candidate's step from the cost.
5337 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5338 member of the candidate.
5339 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5340 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5342 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5344 * config.build (ia64-hp-*vms*): New target.
5345 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5347 * config.gcc (ia64-hp-*vms*): New target.
5348 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5350 * config.host (ia64-hp-*vms*): New target.
5351 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5354 2009-08-08 Richard Guenther <rguenther@suse.de>
5356 PR tree-optimization/40991
5357 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5359 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5361 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5362 mode check. Do truncations in an integer mode.
5363 (force_to_mode): Handle subregs for all mode types. Only do
5364 arithmetic simplifications on integer modes.
5366 2009-08-07 Richard Guenther <rguenther@suse.de>
5368 PR tree-optimization/40999
5369 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5370 (maybe_fold_reference): Lookup constant initializers.
5371 (fold_gimple_assign): Likewise.
5373 2009-08-07 Richard Guenther <rguenther@suse.de>
5375 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5376 that require structural equality defer to the langhook.
5378 2009-08-07 Martin Jambor <mjambor@suse.cz>
5380 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5382 (struct ipa_pass_through_data): New type.
5383 (struct ipa_ancestor_jf_data): New type.
5384 (union jump_func_value): Removed field formal_id, added fields
5385 pass_through and ancestor.
5386 (struct ipa_param_call_note): Changed type of formal_id to int from
5388 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5389 operations jump functions and ancestor jump functions.
5390 (compute_complex_pass_through): New function.
5391 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5392 reflect changes in the jump function strucutre.
5393 (update_jump_functions_after_inlining): Ignore complex pass-through
5394 and ancestor jump functions.
5395 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5396 polynomial pass-through with operation jump functions.
5398 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5400 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5401 fde->dw_fde_begin as begin label instead of hot/cold label.
5402 Use LLSDAC label instead of LLSDA for second section lsda.
5403 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5404 label instead of LLSDA if it is true.
5405 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5407 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5408 SECTION argument. Use it as index into crtl->eh.call_site_record
5410 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5411 use it to determine how to print table entries instead of using
5412 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5413 label instead of normal begin label as base.
5414 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5415 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5416 ensure no EH range spans between sections and that landing pads
5417 are always in the corresponding section.
5418 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5419 for crtl->eh.call_site_record being an array rather than scalar.
5420 (output_one_function_exception_table): New function, copied
5421 from output_function_exception_table. Adjust
5422 dw2_size_of_call_site_table, dw2_output_call_site_table
5423 callers. For SECOND section use *C suffixed labels.
5424 (output_function_exception_table): Call
5425 output_one_function_exception_table and, when doing hot/cold
5426 partitioning, also another time for the second section.
5427 * opts.c: Include except.h.
5428 (decode_options): Allow -freorder-blocks-and-partition with
5429 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5430 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5431 * function.h (struct rtl_eh): Change call_site_record from
5432 scalar into array of 2 elements.
5434 2009-08-07 Martin Jambor <mjambor@suse.cz>
5436 * ipa-prop.c (count_formal_params_1): New function.
5437 (ipa_get_vector_of_formal_parms): New function.
5438 (get_vector_of_formal_parm_types): New function.
5439 (ipa_modify_formal_parameters): New function.
5440 (ipa_modify_call_arguments): New function.
5441 (index_in_adjustments_multiple_times_p): New function.
5442 (ipa_combine_adjustments): New function.
5443 (ipa_dump_param_adjustments): New function.
5444 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5445 (ipa_get_vector_of_formal_parms): Declare.
5446 (ipa_modify_formal_parameters): Declare.
5447 (ipa_modify_call_arguments): Declare.
5448 (ipa_combine_adjustments): Declare.
5449 (ipa_dump_param_adjustments): Declare.
5450 (build_ref_for_offset): Declare.
5451 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5452 * tree-sra.c: Include ipa-prop.c.
5453 (build_ref_for_offset): Make public.
5455 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5457 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5459 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5461 * gcc/doc/extend.texi (__builtin_extract_return_address)
5462 (__builtin_frob_return_address): Document.
5464 2009-08-06 Paul Brook <paul@codesourcery.com>
5466 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5467 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5468 implementation on ARMv6-M.
5470 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5472 * doc/extend.texi (pcs): Document new attribute for ARM.
5474 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5476 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5479 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5481 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5484 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5486 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5488 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5490 Merge ARM/hard_vfp_branch to trunk.
5492 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5494 * arm.c (libcall_eq): New function.
5495 (libcall_hash): New function.
5496 (add_libcall): New function.
5497 (arm_libcall_uses_aapcs_base): New function.
5498 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5499 libcalls using the base PCS.
5500 (arm_init_cumulative_args): Likewise.
5502 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5504 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5505 Use base ABI for conversion libfuncs between HFmode and SFmode.
5507 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5509 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5510 V4SImode as representatives of all 64-bit and 128-bit vector
5511 types. Allow vector types without vector modes.
5512 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5513 without vector modes like BLKmode.
5514 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5515 BLKmode. Avoid unsupported vector modes or TImode moves for
5517 (aapcs_vfp_allocate_return_reg): Likewise.
5518 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5519 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5521 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5523 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5524 (arm_get_pcs_model): Pass attribute arguments to
5525 arm_pcs_from_attribute.
5526 (arm_init_cumulative_args): Use base AAPCS for conversions from
5527 floating-point types to DImode.
5528 (arm_attribute_table): Add pcs attribute.
5529 (arm_handle_pcs_attribute): New.
5530 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5531 conversions from floating-point types to DImode, also declare them
5532 to use base AAPCS and declare functions they call to use base
5533 AAPCS and their RTABI names.
5535 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5537 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5538 -mfloat-abi=hard not being supported for VFP.
5540 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5542 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5543 SYMBOL_REF to hard_libcall_value.
5545 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5546 Richard Earnshaw <rearnsha@arm.com>
5548 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5549 has been put on the stack, all remaining co-processory arguments for
5550 that co-processor also go on the stack.
5552 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5554 * config/arm/arm.c (arm_return_in_memory): Handle returning
5555 vectors of suitable size in registers also for AAPCS case.
5557 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5559 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5561 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5563 ARM Hard-VFP calling convention
5564 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5565 * target.h (gcc_target): Add libcall_value to table of call hooks.
5566 * targhooks.h (default_libcall_value): Default implementation.
5567 * targhooks.c (default_libcall_value): Likewise.
5568 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5569 * optabs.c (expand_unop): Use it.
5570 * expr.h (hard_libcall_value): Pass the function RTX through.
5571 * calls.c (emit_library_call_value_1): Update call to
5573 * explow.c (hard_libcall_value): Use new target hook.
5574 * testsuite/lib/target-supports.exp
5575 (check_effective_target_arm_hard_vfp_ok): New hook.
5576 (check_effective_target_arm_neon_ok): Improve test for neon
5578 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5579 * config/arm/arm.c: Include cgraph.h
5580 (TARGET_FUNCTION_VALUE): Override default hook.
5581 (arm_pcs_default): New variable.
5582 (arm_override_options): Don't fault hard calling convention with VFP.
5583 Add support for AAPCS variants.
5584 (arm_function_value): Make static. Handle AAPCS variants.
5585 (arm_libcall_value): New function.
5586 (arm_apply_result_size): Handle VFP registers in results.
5587 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5589 (pcs_attribute_args): New variable.
5590 (arm_pcs_from_attribute): New function.
5591 (arm_get_pcs_model): New function.
5592 (aapcs_vfp_cum_init): New function.
5593 (aapcs_vfp_sub_candidate): New function.
5594 (aapcs_vfp_is_return_candidate): New function.
5595 (aapcs_vfp_is_call_candidate): New function.
5596 (aapcs_vfp_allocate): New function.
5597 (aapcs_vfp_allocate_return_reg): New function.
5598 (aapcs_vfp_advance): New function.
5599 (aapcs_cp_arg_layout): New variable.
5600 (aapcs_select_call_coproc): New function.
5601 (aapcs_select_return_coproc): New function.
5602 (aapcs_allocate_return_reg): New function.
5603 (aapcs_libcall_value): New function.
5604 (aapcs_layout_arg): New function.
5605 (arm_init_cumulative_args): Initialize AAPCS args data.
5606 (arm_function_arg): Handle AAPCS variants using new interface.
5607 (arm_arg_parital_bytes): Likewise.
5608 (arm_function_arg_advance): New function.
5609 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5610 calling conventions.
5611 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5612 * arm.h (NUM_VFP_ARG_REGS): Define.
5613 (LIBCALL_VALUE): Update.
5614 (FUNCTION_VALUE): Delete.
5615 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5616 (arm_pcs): New enum.
5617 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5618 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5619 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5620 * arm-protos.h (arm_function_arg_advance): Add.
5621 (aapcs_libcall_value): Add.
5622 (arm_function_value): Delete.
5624 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5625 H.J. Lu <hongjiu.lu@intel.com>
5628 * config/i386/i386.c (standard_sse_mode_p): Remove.
5629 (standard_sse_constant_p): Return 2 for integer mode
5630 vector_all_ones_operand when SSE2 is enabled.
5631 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5632 (ix86_expand_vector_move): Do not check for negative values from
5633 standard_sse_constant_p.
5635 2009-08-06 Richard Guenther <rguenther@suse.de>
5637 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5638 array type comparisons frontend independent.
5639 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5640 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5641 out array reference lower bound and element size operands.
5642 (ao_ref_init_from_vn_reference): Properly compute the offset
5643 for ARRAY_RANGE_REF.
5644 (vn_reference_fold_indirect): Fill out array reference lower
5645 bound and element size operands.
5646 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5647 a non gimple valued reference operand which can happen for
5648 array reference lower bound or element size.
5649 (create_component_ref_by_pieces_1): Properly generate the
5650 element size operand for array references.
5652 2009-08-06 Richard Guenther <rguenther@suse.de>
5654 PR tree-optimization/40964
5655 * tree.c (iterative_hash_host_wide_int): Export.
5656 * tree.h (iterative_hash_host_wide_int): Declare.
5657 * tree-ssa-structalias.c (heapvar_map): New struct.
5658 (heapvar_map_eq): New function.
5659 (heapvar_map_hash): Likewise.
5660 (heapvar_lookup): Adjust.
5661 (heapvar_insert): Likewise.
5662 (make_constraint_from_heapvar): Allow multiple heap variables
5663 per decl at different offsets.
5664 (init_alias_heapvars): Adjust.
5666 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5668 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5669 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5670 trailing sync if TARGET_SYNC_AFTER_SC.
5672 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5674 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5675 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5676 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5677 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5678 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5679 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5680 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5681 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5682 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5683 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5684 the prototype declaration match the definition.
5685 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5686 instructions explicitly. Add barrier_before and operands
5688 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5689 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5690 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5691 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5692 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5693 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5695 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5697 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5699 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5700 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5703 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5706 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5708 PR rtl-optimization/40924
5709 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5710 make sure canon_rtx (mem_address) isn't simpler than
5711 canon_rtx (expanded_mem_address).
5713 2009-08-05 Li Feng <nemokingdom@gmail.com>
5715 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5717 (build_scop_drs): Build alias set for each SCoP.
5719 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5721 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5722 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5723 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5724 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5725 (BASE_DRIVER_SELF_SPECS): Likewise.
5727 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5729 * tree-ssa-alias.c: Fix some comment typos.
5731 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5733 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5734 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5736 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5739 * simplify-rtx.c (simplify_binary_operation_1): Disable
5740 simplifications for decimal float operations.
5742 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5745 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5746 operand of INDIRECT_REF.
5748 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5750 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5751 constants referencing TLS symbols.
5753 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5755 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5756 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5758 2009-08-03 Richard Guenther <rguenther@suse.de>
5760 * tree.c (make_vector_type): Build a main variant first,
5761 get the canonical one and then build the variant.
5762 * tree-ssa.c (useless_type_conversion_p_1): Handle
5764 (useless_type_conversion_p): Conversions to pointers to
5765 incomplete record types are useless.
5767 2009-08-03 Richard Guenther <rguenther@suse.de>
5769 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5770 file will be created.
5771 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5772 * toplev.c (compile_file): Adjust comment.
5774 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5776 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5777 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5778 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5779 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5780 (sh_promote_function_mode): Fix typo.
5782 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5784 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5786 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5788 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5789 declaration arguments.
5791 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5793 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5794 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5795 (ix86_split_ashl): Ditto.
5796 (ix86_expand_vector_init_one_nonzero): Ditto.
5797 (ix86_expand_vector_set): Ditto.
5798 (ix86_expand_reduc_v4sf): Ditto.
5800 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5802 * explow.c (promote_function_mode): Remove assert.
5803 * config/sh/sh.c (sh_promote_function_mode): Declare.
5805 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5807 * config/pa/pa.c (pa_promote_function_mode): Declare.
5808 Change to static. Fix promote_mode call.
5810 * gthr-dce.h (CONST_CAST2): Define if not defined.
5811 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5813 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5815 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5817 * expr.c (store_constructor): Use promote_decl_mode. Remove
5818 now write-only variable unsignedp.
5819 (expand_expr_real_1): Use promote_decl_mode.
5820 * expr.h (promote_function_mode, promote_decl_mode): New.
5821 (promote_mode): Remove last argument.
5822 * function.c (assign_temp): Drop last argument of promote_mode.
5823 (assign_parm_find_data_types): Use promote_function_mode.
5824 (assign_parm_setup_reg): Likewise.
5825 (expand_function_end): Use promote_function_mode.
5826 * calls.c (initialize_argument_information): Use promote_function_mode.
5827 (precompute_arguments): Use promote_mode instead of checking if
5828 only PROMOTE_FUNCTION_MODE is defined.
5829 (expand_call): When making sibcall decisions, use promote_function_mode.
5830 Below, remove an if for targetm.calls.promote_function_return and
5831 and use promote_function_mode.
5832 (emit_library_call_value_1): Use promote_function_mode, fix bug
5833 where promote_mode was passed FOR_CALL == 0 for a return value in an
5835 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5836 * explow.c (promote_function_mode, promote_decl_mode): New.
5837 (promote_mode): Keep only the FOR_CALL == 0 case.
5838 * combine.c (setup_incoming_promotion): Remove test of
5839 promote_function_args. Use promote_function_mode.
5840 * stmt.c (expand_value_return): Use promote_decl_mode.
5841 (expand_decl): Use promote_decl_mode.
5843 * expr.c (store_constructor): Use promote_decl_mode. Remove
5844 now write-only variable unsignedp.
5845 (expand_expr_real_1): Use promote_decl_mode.
5846 * expr.h (promote_function_mode, promote_decl_mode): New.
5847 (promote_mode): Remove last argument.
5848 * function.c (assign_temp): Drop last argument of promote_mode.
5849 (assign_parm_find_data_types): Use promote_function_mode.
5850 (assign_parm_setup_reg): Likewise.
5851 (expand_function_end): Use promote_function_mode.
5852 * calls.c (initialize_argument_information): Use promote_function_mode.
5853 (precompute_arguments): Use promote_mode instead of checking if
5854 only PROMOTE_FUNCTION_MODE is defined.
5855 (expand_call): When making sibcall decisions, use promote_function_mode.
5856 Below, remove an if for targetm.calls.promote_function_return and
5857 and use promote_function_mode.
5858 (emit_library_call_value_1): Use promote_function_mode, fix bug
5859 where promote_mode was passed FOR_CALL == 0 for a return value in an
5861 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5862 * explow.c (promote_function_mode, promote_decl_mode): New.
5863 (promote_mode): Keep only the FOR_CALL == 0 case.
5864 * combine.c (setup_incoming_promotion): Remove test of
5865 promote_function_args. Use promote_function_mode.
5866 * stmt.c (expand_value_return): Use promote_decl_mode.
5867 (expand_decl): Use promote_decl_mode.
5869 * explow.c (promote_function_mode): Just call the target hook.
5870 * targhooks.c (default_promote_function_mode,
5871 default_promote_function_mode_always_promote): New.
5872 * targhooks.h (default_promote_function_mode,
5873 default_promote_function_mode_always_promote): Declare.
5874 * target.h (promote_function_args, promote_function_return): Remove.
5875 (promote_function_mode): New.
5876 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5877 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5878 (TARGET_PROMOTE_FUNCTION_MODE): New.
5879 (TARGET_CALLS): Adjust.
5880 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5881 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5883 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5884 * config/s390/s390.c (s390_promote_function_mode): ... here,
5885 with pointer handling.
5886 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5887 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5889 * config/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5890 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5891 with pointer handling.
5892 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5893 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5895 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5896 * config/sh/sh.c (sh_promote_function_mode): New.
5897 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5898 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5900 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5901 * config/cris/cris.c (cris_promote_function_mode): ... here.
5902 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5903 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5905 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5906 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5907 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5908 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5910 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5911 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5912 complex type handling.
5913 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5914 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5916 * config/pa/pa.c (pa_promote_function_mode): New.
5917 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5918 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5920 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5921 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5922 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5923 * config/xtensa/xtensa.c: Likewise.
5924 * config/stormy16/stormy16.c: Likewise.
5925 * config/iq2000/iq2000.c: Likewise.
5926 * config/rs6000/rs6000.c: Likewise.
5927 * config/picochip/picochip.c: Likewise.
5928 * config/arc/arc.c: Likewise.
5929 * config/mcore/mcore.c: Likewise.
5930 * config/score/score.c: Likewise.
5931 * config/mips/mips.c: Likewise.
5932 * config/bfin/bfin.c: Likewise.
5933 * config/ia64/ia64.c: Likewise (disabled though).
5935 * config/frv/frv.h: Remove pointless remark.
5937 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5938 TARGET_PROMOTE_FUNCTION_ARGS,
5939 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5940 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5942 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5944 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5945 -floop-parallelize-all.
5946 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5947 flag_loop_parallelize_all.
5948 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5949 * graphite.c (graphite_transform_loops): Same.
5951 * graphite-poly.c (apply_poly_transforms): Same.
5953 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5955 PR tree-optimization/40914
5956 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5957 if set, then check the delta field of the PMF record.
5958 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5959 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5960 call is stored in the delta.
5962 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5964 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5966 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5968 * config/i386/bsd.h (ASM_BYTE): New define.
5969 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5970 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5971 .byte. Use fputs or putc instead of fprintf where appropriate.
5972 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5973 fputs or putc instead of fprintf where appropriate.
5974 * config/i386/i386elf.h: Ditto.
5975 * config/i386/sysv4.h: Ditto.
5977 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5978 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5979 (*tls_global_dynamic_64): Ditto.
5981 2009-07-31 Christian Bruel <christian.bruel@st.com>
5983 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5985 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5987 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5988 Remove dead code for MINUS.
5990 2009-07-31 Anthony Green <green@moxielogic.com>
5992 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
5994 (moxie_expand_epilogue): Ditto for epilogue.
5995 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
5997 (moxie_function_arg): Ditto.
5998 (moxie_pass_by_reference): Ditto.
5999 (moxie_arg_partial_bytes): Ditto.
6000 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6001 (FUNCTION_ARG_ADVANCE) Ditto.
6002 (REG_PARM_STACK_SPACE) Ditto.
6003 (FUNCTION_ARG_REGNO_P) Dito.
6005 * config.gcc: Add moxie linux config support.
6006 * gcc/config/moxie/uclinux.h: New file.
6008 2009-07-31 DJ Delorie <dj@redhat.com>
6010 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6011 (UNSPECV_SP_SWITCH_E): New.
6012 (sp_switch_1): Change to an unspec.
6013 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6015 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6016 reference the new stack's address
6018 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6020 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6021 graphite-clast-to-gimple.o, graphite-dependences.o,
6022 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6023 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6024 (graphite-blocking.o,
6025 graphite-clast-to-gimple.o, graphite-dependences.o,
6026 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6027 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6028 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6029 * cfgloop.h (struct loop): Add can_be_parallel field.
6030 * common.opt (fgraphite-identity): Moved up.
6031 (fgraphite-force-parallel): New flag.
6032 * graphite.c: Rewrite.
6033 * graphite.h: Rewrite.
6034 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6036 * toplev.c (graphite_out_file): New file descriptor.
6037 (graphite_in_file): New.
6038 (process_options): flag_graphite_force_parallel cannot be used without
6040 * tree-ssa-loop.c: Include toplev.h.
6041 (gate_graphite_transforms): Enable flag_graphite for
6042 flag_graphite_force_parallel.
6044 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6046 * ChangeLog.graphite: New.
6047 * graphite-blocking.c: New.
6048 * graphite-clast-to-gimple.c: New.
6049 * graphite-clast-to-gimple.h: New.
6050 * graphite-dependences.c: New.
6051 * graphite-dependences.h: New.
6052 * graphite-interchange.c: New.
6053 * graphite-poly.c: New.
6054 * graphite-poly.h: New.
6055 * graphite-ppl.c: New.
6056 * graphite-ppl.h: New.
6057 * graphite-scop-detection.c: New.
6058 * graphite-scop-detection.h: New.
6059 * graphite-sese-to-poly.c: New.
6060 * graphite-sese-to-poly.h: New.
6064 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6066 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6067 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6069 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6071 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6072 (scev_is_linear_expression): Return false if the evolution is not
6073 affine multivariate.
6075 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6077 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6078 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6080 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6082 * tree-data-ref.c (debug_data_references): New.
6083 (debug_data_reference): New.
6084 * tree-data-ref.h (debug_data_references): Declared.
6085 (debug_data_reference): Declared.
6087 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6089 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6090 * tree-data-ref.h (scop_p): Removed.
6091 (struct data_reference): Remove field scop.
6093 (stmt_simple_memref_p): Removed.
6095 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6097 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6098 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6103 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6105 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6107 * doc/invoke.texi (-fgraphite-identity): Documented.
6109 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6111 * tree-scalar-evolution.c: Fix comment.
6112 (instantiate_scev_1): Return unknow from scev instantiation if the
6113 result is not above instantiate_below.
6115 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6117 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6118 static anymore. Instantiate the symbols that may have been introduced
6120 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6123 2009-07-30 DJ Delorie <dj@redhat.com>
6125 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6126 .vliw directive to VLIW sections.
6128 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6130 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6132 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6133 (AUTOHEADER): New variable.
6134 ($(srcdir)/cstamp-h.in): Use it.
6136 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6137 Pat Haugen <pthaugen@us.ibm.com>
6138 Revital Eres <ERES@il.ibm.com>
6140 * config/rs6000/vector.md (VEC_F): Add VSX support.
6144 (vector_load_<mode>): Ditto.
6145 (vector_store_<mode>): Ditto.
6146 (vector GPR move split): Ditto.
6147 (vec_reload_and_plus_<mptrsize>): Ditto.
6148 (vec_reload_and_reg_<mptrsize>): Ditto.
6149 (add<mode>3): Ditto.
6150 (sub<mode>3): Ditto.
6151 (mul<mode>3): Ditto.
6152 (neg<mode>2): Ditto.
6153 (abs<mode>2): Ditto.
6154 (smin<mode>3): Ditto.
6155 (smax<mode>3): Ditto.
6156 (vector_eq<mode>): Ditto.
6157 (vector_gt<mode>): Ditto.
6158 (vector_ge<mode>): Ditto.
6159 (vector_gtu<mode>): Ditto.
6160 (vector_select_<mode>_uns): Ditto.
6161 (vector_eq_<mode>_p): Ditto.
6162 (vector_gt_<mode>_p): Ditto.
6163 (vector_ge_<mode>_p): Ditto.
6164 (vector_gtu_<mode>_p): Ditto.
6165 (cr6_test_for_zero): Ditto.
6166 (cr6_test_for_zero_reverse): Ditto.
6167 (cr6_test_for_lt): Ditto.
6168 (cr6_test_for_lt_reverse): Ditto.
6169 (xor<mode>3): Ditto.
6170 (ior<mode>3): Ditto.
6171 (and<mode>3): Ditto.
6172 (one_cmpl<mode>2): Ditto.
6173 (nor<mode>2): Ditto.
6174 (andc<mode>2): Ditto.
6175 (float<VEC_int<mode>2): Ditto.
6176 (unsigned_float<VEC_int><mode>2): Ditto.
6177 (fix_trunc<mode><VEC_int>2): Ditto.
6178 (fixuns_trunc<mode><VEC_int>2): Ditto.
6180 (vec_set<mode>): Ditto.
6181 (vec_extract<mode>): Ditto.
6182 (vec_interleave_highv4sf): Ditto.
6183 (vec_interleave_lowv4sf): Ditto.
6184 (vec_realign_load_<mode>): Ditto.
6185 (vec_shl_<mode>): Ditto.
6186 (vec_shr_<mode>): Ditto.
6187 (div<mode>3): New patterns for VSX.
6188 (vec_interleave_highv2df): Ditto.
6189 (vec_interleave_lowv2df): Ditto.
6190 (vec_pack_trunc_v2df): Ditto.
6191 (vec_pack_sfix_trunc_v2df): Ditto.
6192 (vec_pack_ufix_trunc_v2df): Ditto.
6193 (vec_unpacks_hi_v4sf): Ditto.
6194 (vec_unpacks_lo_v4sf): Ditto.
6195 (vec_unpacks_float_hi_v4si): Ditto.
6196 (vec_unpacks_float_lo_v4si): Ditto.
6197 (vec_unpacku_float_hi_v4si): Ditto.
6198 (vec_unpacku_float_lo_v4si): Ditto.
6199 (movmisalign<mode>): Ditto.
6200 (vector_ceil<mode>2): New patterns for vectorizing math library.
6201 (vector_floor<mode>2): Ditto.
6202 (vector_btrunc<mode>2): Ditto.
6203 (vector_copysign<mode>3): Ditto.
6205 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6206 predicate for setting the high bit in each word, used for copysign.
6208 * config/rs6000/ppc-asm.h (f19): Whitespace.
6209 (f32-f63): Define if VSX.
6210 (v0-v31): Define if Altivec.
6211 (vs0-vs63): Define if VSX.
6213 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6215 * config/rs6000/power7.md: New file, provide tuning parameters for
6218 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6219 (rs6000_cpu_cpp_builtins): Ditto.
6220 (altivec_overloaded_builtins): Ditto.
6221 (altivec_resolve_overloaded_builtin): Ditto.
6223 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6224 debug switch to disable vectorizing simple math builtin
6227 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6228 Vectorize simple math builtin functions.
6229 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6230 hook to vectorize math builtins.
6231 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6232 (rs6000_builtin_conversion): Add VSX/power7 support.
6233 (rs6000_builtin_vec_perm): Ditto.
6234 (vsplits_constant): Add support for loading up a vector constant
6235 with just the high bit set in each part.
6236 (rs6000_expand_vector_init): Add VSX/power7 support.
6237 (rs6000_expand_vector_set): Ditto.
6238 (rs6000_expand_vector_extract): Ditto.
6239 (rs6000_emit_move): Ditto.
6240 (bdesc_3arg): Ditto.
6241 (bdesc_2arg): Ditto.
6242 (bdesc_1arg): Ditto.
6243 (rs6000_expand_ternop_builtin): Ditto.
6244 (altivec_expand_builtin): Ditto.
6245 (rs6000_expand_unop_builtin): Ditto.
6246 (rs6000_init_builtins): Ditto.
6247 (altivec_init_builtins): Ditto.
6248 (builtin_function_type): Ditto.
6249 (rs6000_common_init_builtins): Ditto.
6250 (rs6000_handle_altivec_attribute); Ditto.
6251 (rs6000_mangle_type): Ditto.
6252 (rs6000_vector_mode_supported_p): Ditto.
6253 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6256 * config/rs6000/vsx.md: New file for VSX support.
6258 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6259 identifing values with just the most significant bit set.
6260 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6261 vectorized builtins.
6263 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6264 (UNSPEC_VRFIM): Delete.
6265 (splitter for loading up vector with most significant bit): New
6266 splitter for vectorizing copysign.
6267 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6268 vectorizing simple math functions.
6269 (altivec_vrfip): Add support for vectorizing simple math functions.
6270 (altivec_vrfim): Ditto.
6271 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6273 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6274 (power7.md, vsx.md): Include for power7 support.
6275 (copysigndf3): Use VSX instructions if -mvsx.
6276 (negdf2_fpr): Ditto.
6277 (absdf2_fpr): Ditto.
6278 (nabsdf2_fpr): Ditto.
6279 (adddf3_fpr): Ditto.
6280 (subdf3_fpr): Ditto.
6281 (muldf3_fpr): Ditto.
6282 (divdf3_fpr): Ditto.
6283 (fix_truncdfdi2_fpr): Ditto.
6284 (cmpdf_internal1): Ditto.
6285 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6286 (btruncdf2, btruncdf2_fpr): Ditto.
6287 (ceildf2, ceildf2_fpr): Ditto.
6288 (floordf2, floordf2_fpr): Ditto.
6289 (floatdidf2, floatdidf2_fpr): Ditto.
6290 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6291 (fmsubdf4_fpr): Ditto.
6292 (fnmadddf4_fpr_1): Ditto.
6293 (fnmadddf4_fpr_2): Ditto.
6294 (fnmsubdf4_fpr_1): Ditto.
6295 (fnmsubdf4_fpr_2): Ditto.
6296 (fixuns_truncdfdi2): Add expander for VSX support.
6297 (fix_truncdfdi2): Ditto.
6298 (fix_truncdfsi2): Ditto.
6300 (btruncsf2): Whitespace.
6301 (movdf_hardfloat32): Add support for VSX registers.
6302 (movdf_softfloat32): Ditto.
6303 (movdf_hardfloat64): Ditto.
6304 (movdf_hardfloat64_mfpgpr): Ditto.
6305 (movdf_softfloat64): Ditto.
6306 (movti splitters): Add check for vector registers supporting
6307 TImode in the future.
6308 (bpermd): Add power7 bpermd instruction.
6310 * config/rs6000/altivec.h (vec_div): Define if VSX.
6314 (vec_nearbyint): Ditto.
6317 (all predicates): Use the generic builtin function, and not the V4SF
6318 specific function so that the predicates will work with VSX's V2DF.
6322 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6323 Document new VSX functions and types.
6325 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6328 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6329 "wa", and "j" constraints. Modify "v" to talk about Altivec
6330 instead of just vector.
6332 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6335 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6336 location for phi arguments.
6337 (rewrite_update_phi_arguments): Find locations for reaching defs.
6338 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6339 Add location to add_phi_arg calls.
6340 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6341 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6342 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6343 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6344 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6345 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6346 * tree-phinodes.c (make_phi_node): Initialize location.
6347 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6348 (add_phi_arg): Add location parameter.
6349 (remove_phi_arg_num): Move location when moving phi argument.
6350 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6352 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6353 slpeel_update_phi_nodes_for_guard1,
6354 slpeel_update_phi_nodes_for_guard2,
6355 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6356 vect_loop_versioning): Set locations.
6357 * tree-parloops.c (create_phi_for_local_result,
6358 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6359 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6360 * tree-vect-loop.c (get_initial_def_for_induction,
6361 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6363 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6364 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6365 (gimple_phi_arg_set_location): New. Set locus.
6366 (gimple_phi_arg_has_location): New. Check for locus.
6367 (redirect_edge_var_map_location): New. Return locus from var_map.
6368 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6369 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6370 combining PHI arguments.
6371 (cond_store_replacement): Set location.
6372 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6373 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6374 scop_add_exit_phis_edge): Add locations.
6375 * tree-cfgcleanup.c (remove_forwarder_block,
6376 remove_forwarder_block_with_phi): Add locations.
6377 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6378 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6380 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6381 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6382 flush_pending_stmts): Add source location.
6383 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6384 stack to preserve locations.
6385 * tree-vect-stmts.c (vectorizable_load): Add location.
6386 * tree-inline.c (copy_phis_for_bb): Copy locus.
6387 (setup_one_parameter): Add call locus to inlined parameter stmts.
6388 (initialize_inlined_parameters): Pass in call location as parameter
6390 (tree_function_versioning): Pass location to setup_one_parameter.
6391 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6392 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6393 copy and edge lists.
6394 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6395 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6396 locus parameter and override the stmt default if provided.
6397 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6398 elim_graph_add_edge, elim_graph_remove_succ_edge,
6399 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6400 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6401 eliminate_phi): Add locus info in elimination graph for each edge and
6403 (insert_backedge_copies): Copy locus if present.
6404 * tree-flow.h (struct _edge_var_map): Add locus field.
6405 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6406 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6407 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6409 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6411 2009-07-30 Martin Jambor <mjambor@suse.cz>
6413 PR tree-optimization/40570
6414 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6417 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6419 * ssa-loop-manip.c: Include langhooks.h.
6420 (rewrite_phi_with_iv): New.
6421 (rewrite_all_phi_nodes_with_iv): New.
6422 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6423 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6424 * tree-parloops.c (loop_parallel_p): Move out all conditions
6425 except dependency check.
6426 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6427 (gen_parallel_loop): Call canonicalize_loop_ivs without
6428 reduction_list argument.
6429 (build_new_reduction): New.
6430 (gather_scalar_reductions): New.
6431 (try_get_loop_niter): New.
6432 (try_create_reduction_list): New.
6433 (parallleize_loops): Change the parallel conditions check.
6434 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6435 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6437 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6439 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6441 * doc/options.texi (Option properties): Mention new quoting syntax.
6443 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6445 * config/alpha/alpha.c (alpha_start_function):
6446 Handle VMS_DEBUG_MAIN_POINTER
6447 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6448 * doc/invoke.texi: Document -mdebug-main switch.
6450 2009-07-29 Richard Henderson <rth@redhat.com>
6452 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6453 (cgraph_create_edge_including_clones): Likewise.
6454 * tree-inline.c (copy_bb): Operate on the correct edges
6455 when updating the callgraph.
6457 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6459 * config/alpha/vms-cc.c: Deleted.
6460 * config/alpha/vms-ld.c: Deleted.
6461 * config/alpha/t-vms64: Moved to config/vms
6462 * config/alpha/vms-crt0-64.c: Moved to config/vms
6463 * config/alpha/vms-crt0.c: Moved to config/vms
6464 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6465 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6466 * config/alpha/xm-vms.h: Moved to config/vms
6467 * config/alpha/x-vms: Moved to config/vms
6468 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6470 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6471 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6473 * config/vms/t-vms64: Moved here from config/alpha
6474 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6475 (argc,argv,envp): Enforce 32bit malloc'ing.
6476 * config/vms/vms-psxcrt0-64.c: Likewise.
6477 * config/vms/vms-crt0.c: Moved here from config/alpha.
6478 * config/vms/vms-psxcrt0.c: Likewise.
6479 * config/vms/vms-crtl-64.h: New file.
6480 * config/vms/vms-crtl.h: New file.
6481 * config/vms/vms.opt: New file.
6482 * config/vms/xm-vms64.h: New file.
6483 * config/vms/xm-vms.h: Moved here from config/alpha.
6484 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6486 * config/vms/x-vms: Moved here from config/alpha.
6487 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6488 (vms-ld.o, vms-cc.o): Removed.
6489 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6491 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6493 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6494 correct stack (obvious VMS fix).
6496 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6498 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6499 date, version info if VMS_DEBUGGING_INFO defined.
6500 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6501 size, date calculating code moved here.
6503 2009-07-29 Paul Brook <paul@codesourcery.com>
6505 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6508 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6511 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6512 to DImode when generating insq_le insn.
6514 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6516 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6517 New macro set for VMS_DEBUGGGING_INFO.
6518 (AT_string_form): Use it.
6520 2009-07-28 DJ Delorie <dj@redhat.com>
6522 * config/mep/mep.c (vtext_section): New.
6523 (vftext_section): New.
6524 (ftext_section): New.
6525 (mep_select_section): Add support for functions.
6526 (mep_unique_section): Likewise.
6527 (mep_asm_init_sections): Likewise.
6528 (mep_encode_section_info): Remove it from here.
6530 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6532 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6534 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6535 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6537 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6539 * dwarf2out.c (output_file_names): Test new macro
6540 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6541 (add_comp_dir_attribute): Likewise.
6543 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6545 * config/i386/mingw-w64.h (LINK_SPEC): Add
6546 separating space between commands.
6548 2009-07-28 Jan Hubicka <jh@suse.cz>
6550 PR tree-optimization/40759
6551 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6554 2009-07-27 DJ Delorie <dj@redhat.com>
6556 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6557 types are dword-aligned.
6558 (mep_expand_va_start): Likewise.
6560 2009-07-27 Olivier Hainque <hainque@adacore.com>
6561 Douglas B Rupp <rupp@gnat.com>
6563 * convert.c (convert_to_pointer): Don't assume the target
6564 pointer type is POINTER_SIZE long. Fetch its precision instead.
6566 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6568 * system.h (fopen): Undefine if macro.
6570 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6572 * dwarf2out.c (output_cfi_p): Removed.
6573 (output_cfis): New function.
6574 (output_fde): New function, split from output_call_frame_info.
6575 (output_call_frame_info): Use it.
6576 (dwarf2out_switch_text_section): Use output_cfis.
6578 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6580 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6581 TARGET_BI_ARCH is specified without enabling SJLJ.
6582 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6583 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6585 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6587 * arm.md (negdi2): Use DImode if forcing a value into a register.
6589 2009-07-26 Ira Rosen <irar@il.ibm.com>
6591 PR tree-optimization/40801
6592 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6593 of vector operand from the previous copy of vector statement.
6594 Pass the correct definition type value to
6595 vect_get_vec_def_for_stmt_copy().
6597 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6599 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6600 const char ** conversion.
6602 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6604 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6605 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6606 (gcc_unreachable): Invoke __builtin_unreachable() if
6607 !ENABLE_ASSERT_CHECKING.
6609 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6611 PR rtl-optimization/40445
6612 * emit-rtl.c (next_nonnote_insn_bb): New function.
6613 * rtl.h (next_nonnote_insn_bb): Declare new function.
6614 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6615 with no successors that is the successor of the ENTRY_BLOCK.
6616 Continue from the top after removing an empty fallthrough block.
6617 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6618 of next_nonnote_insn.
6620 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6622 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6624 2009-07-25 Martin Jambor <mjambor@suse.cz>
6626 * c-common.c (c_common_attribute_table): New element for noclone.
6627 (handle_noclone_attribute): New function. Forward-declare.
6628 * tree-inline.c (tree_versionable_function_p): Check for noclone
6630 * doc/extend.texi (Labels as Values): Document need for noclone.
6631 (Function Attributes): Document noclone attribute.
6633 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6635 PR rtl-optimization/34999
6636 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6637 and dw_fde_switched_cold_to_hot fields.
6638 (output_cfi_p): New function.
6639 (output_call_frame_info): If fde->dw_fde_switched_sections,
6640 output 2 FDEs instead of one with corrupted header.
6641 (dwarf2out_do_cfi_startproc): New function.
6642 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6643 and fde->dw_fde_switched_cold_to_hot.
6644 (dwarf2out_switch_text_section): Compute
6645 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6646 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6647 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6648 Otherwise, compute fde->dw_fde_switch_cfi.
6650 2009-07-24 Cary Coutant <ccoutant@google.com>
6652 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6654 2009-07-24 Cary Coutant <ccoutant@google.com>
6656 * cfghooks.c (split_block): Copy discriminator to new block.
6657 * tree-cfg.c (assign_discriminator): Check location of last
6658 instruction in block as well as first.
6660 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6662 * config/i386/linux.c: Use fputs or putc instead of fprintf
6664 * config/i386/gas.h: Ditto.
6665 * config/i386/x86-64.h: Ditto.
6666 * config/i386/att.h: Ditto.
6668 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6670 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6673 2009-07-24 Martin Jambor <mjambor@suse.cz>
6675 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6676 (ipa_push_func_to_list_1): Declare.
6677 (ipa_push_func_to_list): New function.
6679 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6680 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6681 (ipa_push_func_to_list): Removed.
6682 (ipa_pop_func_from_list): Clear node_enqueued flag.
6684 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6686 * config/s390/s390.c (override_options): Default
6687 max-unrolled-insns to 100 for z10 tuning.
6689 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6691 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6692 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6693 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6694 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6695 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6696 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6697 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6699 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6701 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6702 use default set in mingw32.h header.
6703 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6704 64-bit /mingw/include path.
6705 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6708 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6710 PR rtl-optimization/40209
6711 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6713 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6715 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6716 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6717 with the rest of string where appropriate. Use fputs or putc
6718 instead of fprintf where appropriate.
6720 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6721 Pat Haugen <pthaugen@us.ibm.com>
6722 Revital Eres <ERES@il.ibm.com>
6724 * config/rs6000/vector.md: New file. Move most of the vector
6725 expander support here from altivec.md to allow for the VSX vector
6726 unit in the future. Add support for secondary_reload patterns.
6727 Rewrite the patterns for vector comparison, and vector comparison
6728 predicate instructions so that the RTL expresses the desired
6729 behavior, instead of using unspec.
6731 * config/rs6000/constraints.md ("f" constraint): Use
6732 rs6000_constraints to hold the precalculated register class.
6733 ("d" constraint): Ditto.
6734 ("wd" constraint): New constraint for VSX.
6735 ("wf" constraint): Ditto.
6736 ("ws" constraint): Ditto.
6737 ("wa" constraint): Ditto.
6738 ("wZ" constraint): Ditto.
6739 ("j" constraint): Ditto.
6741 * config/rs6000/predicates.md (vsx_register_operand): New
6743 (vfloat_operand): New predicate for vector.md.
6744 (vint_operand): Ditto.
6745 (vlogical_operand): Ditto.
6746 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6747 (easy_vector_constant): Add VSX support.
6748 (altivec_indexed_or_indirect_operand): New predicate for
6749 recognizing Altivec style memory references with AND -16.
6751 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6752 for vector secondary reload support.
6753 (rs6000_vector_reg_class): Delete, replacing it with
6755 (rs6000_vsx_reg_class): Ditto.
6756 (rs6000_constraints): New array to hold the register classes of
6757 each of the register constraints that can vary at runtime.
6758 (builtin_mode_to_type): New static array for builtin function type
6760 (builtin_hash_table): New static hash table for builtin function
6762 (TARGET_SECONDARY_RELOAD): Define target hook.
6763 (TARGET_IRA_COVER_CLASSES): Ditto.
6764 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6765 registers are 128 bits if VSX memory reference instructions are used.
6766 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6768 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6769 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6770 Print several of the scheduling related parameters.
6771 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6772 rs6000_constraints instead of rs6000_vector_reg_class. Move
6773 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6774 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6775 Altivec. Add VSX support. Setup for secondary reload support on
6776 Altivec/VSX registers.
6777 (rs6000_override_options): Make power7 set the scheduling groups
6778 like the power5. Add support for new debug switches to override
6779 the scheduling defaults. Temporarily disable -mcpu=power7 from
6780 setting -mvsx. Add support for debug switches -malways-hint,
6781 -msched-groups, and -malign-branch-targets.
6782 (rs6000_buitlin_conversion): Add support for returning unsigned
6783 vector conversion functions to fix regressions due to stricter
6785 (rs6000_builtin_mul_widen_even): Ditto.
6786 (rs6000_builtin_mul_widen_odd): Ditto.
6787 (rs6000_builtin_vec_perm): Ditto.
6788 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6789 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6791 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6793 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6794 VSX types for bit operations. Changes to accomidate vector.md.
6795 (bdesc_2arg): Ditto.
6796 (bdesc_1arg): Ditto.
6797 (struct builtin_description_predicates): Rewrite predicate
6798 handling so that RTL describes the operation, instead of passing
6799 the instruction to be used as a string argument.
6800 (bdesc_altivec_preds): Ditto.
6801 (altivec_expand_predicate_builtin): Ditto.
6802 (altivec_expand_builtin): Ditto.
6803 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6804 statement for vsldoi support.
6805 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6806 (altivec_expand_st_builtin): Ditto.
6807 (paired_expand_builtin): Whitespace changes.
6808 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6809 builtin_mode_to_type table for secondary reload. Call
6810 builtin_function_type to build random builtin functions.
6811 (altivec_init_builtins): Change to use builtin_function_type to
6812 create builtin function types dynamically as we need them.
6813 (builtin_hash_function): New support for hashing the tree types
6814 for builtin function as we need it, rather than trying to build
6815 all of the trees that we need. Add initial preliminary VSX support.
6816 (builtin_function_type): Ditto.
6817 (builtin_function_eq): Ditto.
6818 (builtin_hash_struct): Ditto.
6819 (rs6000_init_builtins): Ditto.
6820 (rs6000_common_init_builtins): Ditto.
6821 (altivec_init_builtins): Ditto.
6822 (rs6000_common_init_builtins): Ditto.
6823 (enum reload_reg_type): New enum for simplifing reg classes.
6824 (rs6000_reload_register_type): Simplify register classes into GPR,
6825 Vector, and other registers. Altivec and VSX addresses in reload.
6826 (rs6000_secondary_reload_inner): Ditto.
6827 (rs6000_ira_cover_classes): New target hook, that returns the
6828 appropriate cover classes, based on -mvsx being used or not.
6829 (rs6000_secondary_reload_class): Add VSX support.
6830 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6831 (get_vsel_insn): Ditto.
6832 (rs6000_emit_vector_compare): Rewrite vector conditional support
6833 so that where we can, we use RTL operators, instead of blindly use
6835 (rs6000_emit_vector_select): Ditto.
6836 (rs6000_emit_vector_cond_expr): Ditto.
6837 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6838 (create_TOC_reference): Add -mdebug=addr support.
6839 (emit_frame_save): VSX loads/stores need register indexed addressing.
6841 * config/rs6000/rs6000.md: Include vector.md.
6843 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6845 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6846 support for V2DI, V2DF in logical, permute, select operations.
6848 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6849 switch for vsx/power7.
6850 (-mvsx-scalar-memory): Ditto.
6851 (-mvsx-align-128): Ditto.
6852 (-mallow-movmisalign): Ditto.
6853 (-mallow-df-permute): Ditto.
6854 (-msched-groups): Ditto.
6855 (-malways-hint): Ditto.
6856 (-malign-branch-targets): Ditto.
6858 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6860 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6861 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6862 (rs6000_vector_reg_class): Delete.
6863 (rs6000_vsx_reg_class): Ditto.
6864 (enum rs6000_reg_class_enum): New enum for the constraints that
6865 vary based on target switches.
6866 (rs6000_constraints): New array to hold the register class for all
6867 of the register constraints that vary based on the switches used.
6868 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6869 (enum rs6000_builtins): Add unsigned varients for the builtin
6870 declarations returned by target hooks for expanding multiplies,
6871 select, and permute operations. Add VSX builtins.
6872 (enum rs6000_builtin_type_index): Add entries for VSX.
6873 (V2DI_type_node): Ditto.
6874 (V2DF_type_node): Ditto.
6875 (unsigned_V2DI_type_node): Ditto.
6876 (bool_long_type_node): Ditto.
6877 (intDI_type_internal_node): Ditto.
6878 (uintDI_type_internal_node): Ditto.
6879 (double_type_internal_node): Ditto.
6881 * config/rs6000/altivec.md (whole file): Move all expanders to
6882 vector.md from altivec.md. Rename insn matching functions to be
6884 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6885 (altivec_vcmp*): Ditto.
6886 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6887 (VM): New iterator for moves that includes the VSX types.
6888 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6889 (altivec_vperm_<mode>_uns): New, for unsigned types.
6890 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6891 (altivec_eq<mode>): Ditto.
6892 (altivec_gt<mode>): Ditto.
6893 (altivec_gtu<mode>): Ditto.
6894 (altivec_eqv4sf): Ditto.
6895 (altivec_gev4sf): Ditto.
6896 (altivec_gtv4sf): Ditto.
6897 (altivec_vcmpbfp_p): Ditto.
6899 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6901 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6904 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6907 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6908 ASM_SHORT instead of .word.
6909 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6910 instead of .word in asm template.
6912 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6915 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6916 (process_bb_node_lives): Use it.
6918 * ira.c (setup_cover_and_important_classes): Don't setup
6919 ira_important_class_nums. Add cover classes to the end of
6921 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6923 (find_reg_class_closure): Use reorder_important_classes.
6925 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6927 * config/i386/i386.c (i386_ira_cover_classes): New function.
6928 (TARGET_IRA_COVER_CLASSES): Redefine.
6930 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6931 importance of order of cover classes in the array.
6933 2009-07-22 Diego Novillo <dnovillo@google.com>
6935 * tree-pass.h (TDF_EH): Define.
6936 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6937 contains TDF_EH, print the EH region number holding GS.
6938 * tree-dump.c (dump_options): Add "eh".
6939 * doc/invoke.texi: Document it.
6941 2009-07-22 Doug Kwan <dougkwan@google.com>
6943 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6945 2009-07-22 Michael Matz <matz@suse.de>
6947 PR tree-optimization/35229
6948 PR tree-optimization/39300
6950 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6951 (inhibit_phi_insertion): New function.
6952 (insert_into_preds_of_block): Call it for REFERENCEs.
6953 (init_pre): Initialize and finalize scalar evolutions.
6954 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6956 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6958 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6959 Use CONST_VECTOR_NUNITS to determine number of elements.
6961 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6963 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6964 (U, W): Constraints are now deprecated and will be removed if we
6966 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6968 ("prefetch"): Add the stcmh instruction for prefetching.
6969 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6971 (s390_short_displacement): Return always true if compiling for
6972 machines not providing the long displacement facility.
6973 (s390_mem_constraint): Support the new constraint letter Z.
6974 (s390_check_qrst_address): New function.
6976 2009-07-21 DJ Delorie <dj@redhat.com>
6978 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6981 2009-07-21 Jason Merrill <jason@redhat.com>
6983 * c-common.c (max_tinst_depth): Increase default to 1024.
6985 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6987 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6988 (vec_unpacku_float_lo_v4si): Ditto.
6990 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6993 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
6994 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
6995 (builtin_description): Add __builtin_ia32_cvtudq2ps.
6996 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
6998 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7000 PR tree-optimization/40813
7001 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7004 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7006 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7007 with a NOP_EXPR if needed.
7009 2009-07-21 Paul Brook <paul@codesourcery.com>
7011 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7012 Terminate debug dump with newline.
7014 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7016 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7017 Cast "1" to unsigned HOST_WIDE_INT.
7018 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7019 deposit length to the maximum length - lsb. Extend length if
7020 HOST_BITS_PER_WIDE_INT is 32.
7022 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7024 * cgraph.h (constant_pool_htab): New function.
7025 (constant_descriptor_tree): Move from varasm.c.
7026 * varasm.c (constant_pool_htab): New function.
7027 (constant_descriptor_tree): Move to cgraph.h.
7029 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7031 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7033 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7035 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7038 2009-07-20 Xinliang David Li <davidxl@google.com>
7040 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7042 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7044 * config/mips/mips.md (move_type): Add arith.
7045 (type): Handle arith.
7046 (zero_extendsidi2): Rename this into ...
7047 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7048 (zero_extendsidi2): New expander.
7049 (*zero_extendsidi2_dext): New pattern.
7051 2009-07-20 Nick Clifton <nickc@redhat.com>
7053 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7054 to set MIPS_ABI_DEFAULT.
7055 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7057 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7059 * tree-object-size.c (addr_object_size): Handle unions with
7060 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7062 PR tree-optimization/40792
7063 * tree.c (build_function_type_skip_args): Remove bogus assert.
7065 2009-07-20 Jan Hubicka <jh@suse.cz>
7066 Martin Jambor <mjambor@suse.cz>
7068 * cgraph.h (combined_args_to_skip): New field.
7069 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7070 combined_args_to_skip and args_to_skip.
7071 * tree-inline.c (update_clone_info): New function.
7072 (tree_function_versioning): Call update_clone_info.
7073 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7075 (cgraph_materialize_all_clones): More extensive dumping, working
7076 with combined_args_to_skip rather than args_to_skip.
7078 2009-07-20 Ira Rosen <irar@il.ibm.com>
7080 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7081 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7082 (get_initial_def_for_reduction): Likewise.
7083 (vectorizable_reduction): Skip the check of first operand in case
7084 of COND_EXPR. Add check that it is outer loop vectorization if
7085 nested cycle was detected. Call vectorizable_condition() for
7086 COND_EXPR. If reduction epilogue cannot be created do not fail for
7087 nested cycles (if it is not double reduction). Assert that there
7088 is only one type in the loop in case of COND_EXPR. Call
7089 vectorizable_condition() to vectorize COND_EXPR.
7090 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7091 Add parameters. Allow nested cycles if called from
7092 vectorizable_reduction(). Use reduction vector variable if provided.
7093 (vect_analyze_stmt): Call vectorizable_reduction() before
7094 vectorizable_condition().
7095 (vect_transform_stmt): Update call to vectorizable_condition().
7097 2009-07-20 Christian Bruel <christian.bruel@st.com>
7099 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7100 * doc/invoke.texi (-mfmovd): Likewise.
7101 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7103 2009-07-20 Jan Hubicka <jh@suse.cz>
7105 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7106 when handling SSA name.
7108 2009-07-19 Jan Hubicka <jh@suse.cz>
7110 PR tree-optimization/40676
7111 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7112 virtual PHIs in empty BBs.
7114 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7116 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7117 re-expanded the compound use gen_lowpart instead to convert to the
7120 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7122 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7123 OUTER_CONST arguments.
7124 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7125 the new wider mode will be masked off.
7126 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7128 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7130 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7131 high-order bits are zero.
7133 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7135 * combine.c (simplify_shift_const_1): Split code to determine
7137 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7138 new bits shifted in are identical to the old sign bit.
7140 2009-07-18 Richard Guenther <rguenther@suse.de>
7143 * gimplify.c (gimplify_call_expr): Reject code using results from
7144 functions returning void.
7146 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7148 * doc/md.texi: Document the new PowerPC "es" constraint.
7149 Document that "m" can include automodified addresses on this target,
7150 and explain how %U must be used. Extend the "Q" and "Z" documentation
7151 to suggest "es" as well as "m".
7152 * config/rs6000/constraints.md (es): New memory constraint.
7153 (Q, Z): Update strings to match new documentation.
7155 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7157 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7158 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7159 * config/rs6000/predicates.md (volatile_mem_operand): Use
7160 offsettable_nonstrict_memref_p.
7161 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7162 (*floatunssidf2_internal): Likewise.
7163 (*fix_truncdfsi2_internal): Likewise.
7164 (*fix_trunctfsi2_internal): Likewise.
7166 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7168 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7170 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7172 2009-07-17 Richard Guenther <rguenther@suse.de>
7175 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7176 (pass_warn_unused_result): Likewise.
7177 (TODO_set_props): Remove.
7178 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7180 (pass_diagnose_omp_blocks): Define.
7181 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7182 (c_gimple_diagnostics_recursively): Remove.
7183 (finish_function): Do not call it.
7184 (c_write_global_declarations): Continue after errors.
7185 Finalize the CU here.
7186 * c-gimplify.c (c_genericize): Do not gimplify here.
7187 * c-common.c (c_warn_unused_result): Move ...
7188 * tree-cfg.c (do_warn_unused_result): ... here.
7189 (run_warn_unused_result): New function.
7190 (gate_warn_unused_result): New function.
7191 (pass_warn_unused_result): New pass.
7192 * c-common.h (c_warn_unused_result): Remove.
7193 * flags.h (flag_warn_unused_result): Declare.
7194 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7195 * opts.c (flag_warn_unused_result): Initialize to false.
7196 * toplev.c (compile_file): Add comment.
7197 * omp-low.c (create_omp_child_function): Do not register
7198 the function with the frontend.
7199 (diagnose_omp_structured_block_errors): Prepare to be
7200 called as optimization pass.
7201 (gate_diagnose_omp_blocks): New function.
7202 (pass_diagnose_omp_blocks): New pass.
7203 * cgraph.h (cgraph_optimize): Remove.
7204 (cgraph_analyze_function): Likewise.
7205 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7206 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7207 before their parents here.
7208 (cgraph_finalize_function): Not here.
7209 (cgraph_analyze_function): Gimplify functions here.
7210 (cgraph_finalize_compilation_unit): Continue after errors.
7211 Optimize the callgraph from here.
7212 (cgraph_optimize): Make static.
7213 * langhooks.c (write_global_declarations): Finalize the CU.
7214 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7215 (gimplify_function_tree): Assert we gimplify only once.
7216 Set PROP_gimple_any property.
7217 * tree-nested.c (gimplify_all_functions): New function.
7218 (lower_nested_functions): Gimplify all nested functions.
7219 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7220 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7221 and pass_diagnose_omp_blocks after gimplification. Do not
7222 set TODO_set_props on all_lowering_passes.
7223 (execute_one_pass): Do not handle TODO_set_props.
7224 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7225 (gimplify.o): Add tree-pass.h dependency.
7226 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7227 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7228 (unsave_r): Likewise.
7229 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7232 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7234 * doc/service.texi (Service): Restore previously removed link,
7235 which isn't broken after all.
7237 2009-07-17 Richard Guenther <rguenther@suse.de>
7239 PR tree-optimization/40321
7240 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7241 PHI nodes to the maximal set.
7242 (make_values_for_phi): Add PHI arguments to the maximal set.
7243 (execute_pre): Dump PHI_GEN and the maximal set.
7245 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7248 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7251 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7253 * doc/extend.texi (Nested Functions): Replace broken link with
7255 * doc/service.texi (Service): Remove broken link.
7257 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7260 * builtins.c (expand_builtin_memcmp): Use loc instead of
7261 EXPR_LOCATION (exp).
7262 (expand_builtin_strncmp): Likewise.
7264 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7265 Manuel López-Ibáñez <manu@gcc.gnu.org>
7268 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7269 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7270 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7271 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7272 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7273 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7274 tree-inline.c, c-common.c, c-common.h, gimple.c,
7275 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7276 convert.c: Add location argument to fold_{unary,binary,ternary},
7277 fold_build[123], build_call_expr, build_size_arg,
7278 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7279 fold_build1_initializer, fold_build2_initializer,
7280 fold_build3_initializer, fold_build_call_array,
7281 fold_build_call_array_initializer, fold_single_bit_test,
7282 omit_one_operand, omit_two_operands, invert_truthvalue,
7283 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7284 combine_comparisons, fold_builtin_*, fold_call_expr,
7285 build_range_check, maybe_fold_offset_to_address, round_up,
7288 2009-07-16 Jason Merrill <jason@redhat.com>
7291 * c-common.c (c_common_reswords): Add __is_standard_layout
7293 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7294 * doc/implement-cxx.texi: New.
7295 * doc/gcc.texi: Include it.
7297 2009-07-16 DJ Delorie <dj@redhat.com>
7299 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7300 compares that may be indirectly affected by previous instructions.
7302 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7304 * builtins.c (do_mpc_arg2): New.
7305 (fold_builtin_2): Fold builtin cpow.
7306 * real.h (HAVE_mpc_pow): New.
7308 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7310 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7311 comparison to skip unprofitable schedule
7313 2009-07-16 Simon Baldwin <simonb@google.com>
7315 * gcc.c (option_map): New flag -no-canonical-prefixes.
7316 * (display_help): Print help text for new flag.
7317 * (process_command): Move options translation and language specifics
7318 and handle new flag early. Use it to set a function pointer to a
7319 prefix builder. Replace make_relative_prefix calls with calls to
7320 the function pointed to. Ignore new flag in regular options handling.
7321 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7323 2009-07-15 DJ Delorie <dj@redhat.com>
7325 * config/mep/mep.md (sibcall_internal): Change register to avoid
7327 (sibcall_value_internal): Likewise.
7329 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7331 PR rtl-optimization/40710
7332 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7334 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7336 * config/mips/mips.md (*extenddi_truncate<mode>,
7337 *extendsi_truncate<mode>): Change type attribute to move_type
7338 with shift_shift. Split out code handling exts from here ...
7339 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7341 (*extendhi_truncateqi): Change type attribute to move_type with
7342 shift_shift. Split out code handling exts from here ...
7343 (*extendhi_truncateqi_exts): ... to this new pattern.
7345 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7347 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7348 instead of "and" with inverted sign bit mask value. Use
7349 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7350 Allocate registers only for operand 4 and operand 5.
7352 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7355 * fold-const.c (fold_cond_expr_with_comparison): When folding
7356 < and <= to MIN, make sure the MIN uses the same type as the
7357 comparison's operands.
7359 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7361 * arm.md (ior_xor): New code iterator.
7362 (split for ior/xor with shift and zero-extend): New split pattern.
7363 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7365 2009-07-15 Richard Guenther <rguenther@suse.de>
7367 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7370 2009-07-15 Richard Guenther <rguenther@suse.de>
7373 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7375 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7377 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7378 handle 2.6.30 kernel.
7380 2009-07-15 DJ Delorie <dj@redhat.com>
7382 * config/mep/mep.md (sibcall_internal): Change register to allow
7383 for 24-bit addresses.
7384 (sibcall_value_internal): Likewise.
7386 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7388 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7389 that are enabled/disabled by the flags introduced by a previous patch.
7391 2009-07-14 DJ Delorie <dj@redhat.com>
7393 * config/mep/mep.md (sibcall_internal): Include non-toggling
7395 (sibcall_value_internal): Likewise.
7397 2009-07-14 Taras Glek <tglek@mozilla.com>
7398 Rafael Espindola <espindola@google.com>
7400 * doc/sourcebuild.texi: Document install-plugin target.
7401 * configure.ac: Added install-plugin target to language makefiles.
7402 * configure: Regenerate.
7403 * Makefile.in: (install-plugin): Install more headers,
7404 depend on lang.install-plugin.
7406 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7408 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7411 2009-07-14 DJ Delorie <dj@redhat.com>
7413 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7414 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7415 * config/mep/mep.md (sibcall_internal): Change test from
7416 mep_vliw_mode_match to mep_vliw_jmp_match.
7417 (sibcall_value_internal): Likewise.
7419 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7421 * config/i386/sse.md (copysign<mode>3): New expander.
7422 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7423 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7424 Use ix86_build_const_vector.
7425 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7426 IX86_BUILTIN_CPYSGNPD.
7427 (builtin_description): Add __builtin_ia32_copysignps and
7428 __builtin_ia32_copysignpd.
7429 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7430 and BUILT_IN_COPYSIGNF.
7432 2009-07-13 Jason Merrill <jason@redhat.com>
7434 * builtins.c (can_trust_pointer_alignment): New fn.
7435 (get_pointer_alignment): Factor it out from here.
7436 * tree.h: Declare it.
7438 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7440 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7443 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7447 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7449 2009-07-14 Richard Guenther <rguenther@suse.de>
7450 Andrey Belevantsev <abel@ispras.ru>
7453 * cfgexpand.c (partition_stack_vars): Do not bother to update
7454 alias information when not optimizing.
7456 2009-07-14 Richard Guenther <rguenther@suse.de>
7457 Andrey Belevantsev <abel@ispras.ru>
7459 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7460 (pt_solution_set): Likewise.
7461 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7462 * tree-ssa-structalias.c (pt_solution_set): New function.
7463 * final.c (rest_of_clean_state): Free SSA data structures.
7464 * print-rtl.c (print_decl_name): Remove.
7465 (print_mem_expr): Implement in terms of print_generic_expr.
7466 * alias.c (ao_ref_from_mem): New function.
7467 (rtx_refs_may_alias_p): Likewise.
7468 (true_dependence): Query alias-export info.
7469 (canon_true_dependence): Likewise.
7470 (write_dependence_p): Likewise.
7471 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7473 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7474 (mem_expr_equal_p): Use operand_equal_p.
7475 (set_mem_attributes_minus_bitpos): Do not use
7476 component_ref_for_mem_expr.
7477 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7478 (update_alias_info_with_stack_vars): Likewise.
7479 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7480 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7481 explicitly nor clear stmt operands.
7482 Free the decl-to-pointer map.
7483 * tree-optimize.c (execute_free_datastructures): Do not free
7484 SSA data structures here.
7485 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7486 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7487 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7489 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7491 2009-07-13 DJ Delorie <dj@redhat.com>
7493 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7494 unrolling at the right iteration count.
7496 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7499 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7501 * haifa-sched.c (rank_for_schedule): Introduced flags to
7502 enable/disable individual scheduling heuristics.
7503 * common.opt: Introduced flags to enable/disable individual
7504 heuristics in the scheduler.
7505 * doc/invoke.texi: Introduced flags to enable/disable individual
7506 heuristics in the scheduler.
7508 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7510 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7511 config/i386/mingw-tls.c.
7512 * config/i386/mingw-tls.c: Removed.
7514 2009-07-13 Ira Rosen <irar@il.ibm.com>
7516 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7517 checks access only relevant statements.
7518 (vectorizable_reduction): Likewise.
7520 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7522 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7523 just for 32-bit case.
7525 2009-07-12 Jan Hubicka <jh@suse.cz>
7527 PR tree-optimization/40585
7528 * except.c (expand_resx_expr): When there already is resume
7529 instruction, produce linked list.
7530 (build_post_landing_pads): Assert that resume is empty.
7531 (connect_post_landing_pads): Handle resume lists.
7532 (dump_eh_tree): Dump resume list.
7534 2009-07-12 Ira Rosen <irar@il.ibm.com>
7536 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7537 with additional argument.
7538 * tree-vectorizer.h (enum vect_def_type): Add
7539 vect_double_reduction_def.
7540 (vect_is_simple_reduction): Add argument.
7541 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7543 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7544 vect_is_simple_reduction with additional argument.
7545 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7547 (reduction_code_for_scalar_code): Handle additional codes by
7548 returning ERROR_MARK for them. Fix comment and indentation.
7549 (vect_is_simple_reduction): Fix comment, add argument to specify
7550 double reduction. Detect double reduction.
7551 (get_initial_def_for_induction): Fix indentation.
7552 (get_initial_def_for_reduction): Fix comment and indentation.
7553 Handle double reduction. Create initial definitions that do not
7554 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7555 (vect_create_epilog_for_reduction): Fix comment, add argument to
7556 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7557 epilogue result extraction. Create double reduction phi node and
7558 replace relevant uses.
7559 (vectorizable_reduction): Call vect_is_simple_reduction with
7560 additional argument. Fix indentation. Update epilogue code treatment
7561 according to the changes in reduction_code_for_scalar_code. Check
7562 for double reduction. Call vect_create_epilog_for_reduction with
7563 additional argument.
7564 * tree-vect-stmts.c (process_use): Handle double reduction, update
7566 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7567 (vect_get_vec_def_for_operand): Likewise.
7569 2009-07-12 Danny Smith <dansmister@gmail.com>
7571 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7572 dllexport if !TREE_PUBLIC.
7573 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7575 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7577 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7578 (avr_extra_arch_macro) Remove declatation.
7579 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7580 (avr_extra_arch_macro) Declare as static.
7581 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7583 2009-07-11 Jan Hubicka <jh@suse.cz>
7586 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7588 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7591 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7592 cold_in_std_section bits.
7593 (dwarf2out_begin_prologue): Initialize them.
7594 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7595 if already covered by text_section or cold_text_section range.
7597 PR rtl-optimization/40667
7598 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7599 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7600 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7601 * config/i386/i386.c (ix86_minimum_alignment): New function.
7602 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7603 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7604 * emit-rtl.c (gen_reg_rtx): Likewise.
7605 * function.c (assign_parms): Likewise. If nominal_type needs
7606 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7607 rather than passed_type's alignment.
7610 * function.c (assign_parm_setup_stack): Adjust
7611 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7612 from nominal_mode on big endian.
7614 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7616 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7618 2009-07-10 DJ Delorie <dj@redhat.com>
7620 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7622 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7624 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7626 (thumb2_cbnz): Likewise.
7628 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7631 * config.gcc (supported_defaults): Add synci.
7632 (with_synci): Add validation.
7633 (all_defaults): Add synci.
7634 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7637 * config/mips/mips.opt (msynci): New option.
7638 * config/mips/mips.c (mips_override_options): Warn on use of
7639 -msynci for targets that do now support it.
7640 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7642 * gcc/doc/invoke.texi (-msynci): Document the new option.
7643 * doc/install.texi (--with-synci): Document the new option.
7645 2009-07-10 Richard Guenther <rguenther@suse.de>
7647 PR tree-optimization/40496
7648 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7649 the PHI result with a compatible type.
7651 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7655 * c.opt (Wunused-result): New.
7656 * doc/invoke.texi: Document it.
7657 * c-common.c (c_warn_unused_result): Use it.
7659 2009-07-09 DJ Delorie <dj@redhat.com>
7661 * targhooks.c (default_target_can_inline_p): Rename from
7662 default_target_option_can_inline_p.
7663 * targhooks.h (default_target_can_inline_p): Likewise.
7664 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7665 TARGET_OPTION_CAN_INLINE_P.
7666 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7667 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7668 (mep_target_can_inline_p): Rename from
7669 mep_target_option_can_inline_p.
7672 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7673 registers used to pass vectors.
7675 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7677 2009-07-09 Tom Tromey <tromey@redhat.com>
7679 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7680 * config/mmix/mmix.c: Include dwarf2.h.
7681 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7682 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7683 * config/sh/sh.c: Include dwarf2.h.
7684 * config/i386/i386.c: Include dwarf2.h.
7685 * Makefile.in (DWARF2_H): Remove 'elf'.
7686 * except.c: Include dwarf2.h.
7687 * unwind-dw2.c: Include dwarf2.h.
7688 * dwarf2out.c: Include dwarf2.h.
7689 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7690 * unwind-dw2-fde.c: Include dwarf2.h.
7691 * dwarf2asm.c: Include dwarf2.h.
7693 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7695 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7696 (max_issue): Use it.
7697 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7699 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7700 (region_sched_info): Update.
7701 * sched-ebb.c (ebb_sched_info): Update.
7702 * modulo-sched.c (sms_sched_info): Update.
7703 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7705 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7707 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7709 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7711 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7713 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7716 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7717 arg1 with arg01 if arg1 is already INTEGER_CST.
7719 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7721 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7722 Transform (and (truncate)) into (truncate (and)).
7724 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7726 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7727 creating LHS paradoxical subregs. Fix surrounding returns to
7728 use NULL_RTX rather than 0.
7730 2009-07-08 DJ Delorie <dj@redhat.com>
7732 * config/mep/mep.c: (mep_option_can_inline_p): New.
7733 (TARGET_OPTION_CAN_INLINE_P): Define.
7735 2009-07-08 Mark Wielaard <mjw@redhat.com>
7738 * dwarf2out.c (add_data_member_location_attribute): When we have
7739 only a constant offset don't emit a new location description using
7740 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7743 2009-07-08 Richard Henderson <rth@redhat.com>
7746 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7747 (enum reg_class): Add CLOBBERED_REGS.
7748 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7749 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7750 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7751 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7752 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7753 force 64-bit sibcalls into R11.
7754 * config/i386/constraints.md (U): New constraint.
7755 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7756 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7757 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7759 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7761 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7763 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7764 * ebitmap.h (dump_ebitmap): Ditto.
7765 * optabs.h (optab_libfunc): Ditto.
7766 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7767 * tree-flow.h (vect_can_force_dr_alignment_p,
7768 get_vectype_for_scalar_type): Ditto.
7769 (vectorize_loops): Move prototype to ...
7770 * tree-vectorizer.h: ... here. Also, adjust comment.
7771 (vect_set_verbosity_level): Remove duplicate prototype.
7772 * tree-ssa-loop.c: Include tree-vectorizer.h.
7773 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7775 2009-07-08 Nick Clifton <nickc@redhat.com>
7777 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7780 2009-07-08 DJ Delorie <dj@redhat.com>
7782 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7783 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7784 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7786 * config/mep/intrinsics.md: Regenerated.
7787 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7788 registers when asm() or calls are detected.
7790 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7793 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7795 * gimple (gimple_build_call_from_tree): Likewise.
7796 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7797 no_warning flag before warning.
7799 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7801 * tree.c (set_expr_locus): Remove.
7802 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7803 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7805 * gimplify.c (internal_get_tmp_var): Likewise.
7806 (gimplify_call_expr): Likewise.
7807 (gimplify_one_sizepos): Likewise.
7809 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7812 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7813 to variables for debugging purposes.
7815 2009-06-23 Mark Loeser <mark@halcy0n.com>
7818 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7820 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7822 * pretty-print.c (pp_base_format): Remove %J.
7823 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7824 gcc_cxxdiag_char_table): Likewise.
7825 (init_dynamic_diag_info): Likewise.
7827 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7829 * pretty-print.c (pp_base_format): Remove %H.
7830 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7831 gcc_cxxdiag_char_table): Likewise.
7832 (init_dynamic_diag_info): Likewise.
7833 * config/mep/mep.c (mep_select_section): Likewise.
7835 2009-07-07 Duncan Sands <baldrick@free.fr>
7837 * final.c (pass_clean_state): Give the pass a name.
7838 * passes.c (pass_rest_of_compilation): Likewise.
7839 * tree-optimize.c (pass_all_optimizations): Likewise.
7841 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7843 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7844 an extra 'decl' for error_at.
7846 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7849 * tree-tailcall.c (adjust_return_value_with_ops,
7850 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7851 if it has complex or vector type.
7853 2009-07-07 Olivier Hainque <hainque@adacore.com>
7855 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7858 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7860 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7862 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7864 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7865 * c-decl.c: Likewise.
7866 * function.c: Likewise.
7867 * varasm.c: Likewise.
7868 * tree-ssa.c: Likewise.
7869 * c-common.c: Likewise.
7870 * tree-cfg.c: Likewise.
7871 * config/spu/spu.c: Likewise.
7872 * config/ia64/ia64.c: Likewise.
7873 * config/v850/v850.c: Likewise.
7875 2009-07-06 DJ Delorie <dj@redhat.com>
7877 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7878 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7879 unspecified accesses to control registers.
7880 * config/mep/intrinsics.md: Regenerate.
7881 * config/mep/intrinsics.h: Regenerate.
7882 * config/mep/mep-intrin.h: Regenerate.
7884 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7886 * c-lex.c: Replace %H by an explicit location. Update all calls.
7887 * c-common.c: Likewise.
7888 * c-decl.c: Likewise.
7889 * c-typeck.c: Likewise.
7890 * fold-const.c: Likewise.
7891 * gimplify.c: Likewise.
7893 * tree-cfg.c: Likewise.
7894 * tree-ssa-loop-niter.c: Likewise.
7895 * tree-vrp.c: Likewise.
7896 * value-prof.c: Likewise.
7898 2009-07-06 Diego Novillo <dnovillo@google.com>
7900 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7901 if it has one. Handle cases where VAR does not have an
7902 annotation or cfun is NULL.
7904 2009-07-06 Diego Novillo <dnovillo@google.com>
7906 * tree.c: Include debug.h.
7907 (initialize_tree_contains_struct): New.
7908 (init_ttree): Call it.
7909 (tree_node_structure_for_code): Factor out of ...
7910 (tree_node_structure): ... here.
7911 * treestruct.def (TS_PHI_NODE): Remove.
7912 (TS_GIMPLE_STATEMENT): Remove.
7914 2009-07-06 Diego Novillo <dnovillo@google.com>
7916 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7917 (debug_tree_chain): Handle cycles.
7919 2009-07-06 Nick Clifton <nickc@redhat.com>
7920 DJ Delorie <dj@redhat.com>
7922 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7923 __FMOVD_ENABLED__ is defined.
7925 (TARGET_FMOVD): Provide a default definition.
7926 (MASK_FMOVD): Likewise.
7927 (TARGET_CPU_CPP_BUILTINS): Define
7928 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7929 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7930 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7931 (split for DF load from memory into register): Also handle
7932 MEMs which consist of REG+DISP addressing.
7933 (split for DF store from register to memory): Likewise.
7934 (movsf_ie): Always use single fp_mode.
7935 * config/sh/sh.c (sh_override_options): Do not automatically
7936 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7937 that to the -mfmovd command line switch.
7938 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7939 (fldi_ok): Always allow.
7940 * config/sh/sh.opt (mfmovd): Remove this switch.
7941 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7943 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7944 Kaz Kojima <kkojima@gcc.gnu.org>
7946 PR rtl-optimization/30807
7947 * postreload.c (reload_combine): For every new use of REG_SUM,
7948 record the use of BASE.
7950 2009-07-06 Jan Hubicka <jh@suse.cz>
7952 * params.def: Revert my accidental commit at 2009-06-30.
7954 2009-07-04 Ian Lance Taylor <iant@google.com>
7957 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7959 (mingw_format_attribute_overrides): Likewise.
7961 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7964 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7965 don't check cfa.reg. Instead of cfa.indirect use
7966 fde && fde->drap_reg != INVALID_REGNUM test.
7968 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7970 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7972 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7975 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7977 2009-07-03 Richard Guenther <rguenther@suse.de>
7979 PR tree-optimization/40640
7980 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7983 2009-07-03 Jan Hubicka <jh@suse.cz>
7985 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7986 for size, reduce amount of inlining.
7988 2009-07-03 Richard Guenther <rguenther@suse.de>
7991 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7992 if t +- x is known to not overflow and the conversion widens the
7994 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
7996 2009-07-03 Jan Hubicka <jh@suse.cz>
7998 * ipa-pure-const.c (analyze): Update loop optimizer init.
7999 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8000 try_remove_empty_loop, remove_empty_loops): Remove.
8001 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8002 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8003 to mark regular loops as neccesary.
8004 (degenerate_phi_p): New function.
8005 (propagate_necessity, remove_dead_phis): Use it.
8006 (forward_edge_to_pdom): Likewise.
8007 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8008 virtual PHI nodes that became unreachable.
8009 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8010 * tree-flow.h (remove_empty_loops): Remove.
8011 * passes.c (init_optimization_passes): Remove.
8013 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8015 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8016 can_create_pseudo_p.
8017 (*fix_trunc<mode>_i387_1): Ditto.
8018 (*floathi<mode>2_1): Ditto.
8019 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8020 (*fistdi2_1): Ditto.
8021 (*fist<mode>2_1): Ditto.
8022 (frndintxf2_floor): Ditto.
8023 (*fist<mode>2_floor_1): Ditto.
8024 (frndintxf2_ceil): Ditto.
8025 (*fist<mode>2_ceil_1): Ditto.
8026 (frndintxf2_trunc): Ditto.
8027 (frndintxf2_mask_pm): Ditto.
8028 (fxam<mode>2_i387_with_temp): Ditto.
8029 * config/i386/sse.md (mulv16qi3): Ditto.
8030 (*sse2_mulv4si3): Ditto.
8032 (sse4_2_pcmpestr): Ditto.
8033 (sse4_2_pcmpistr): Ditto.
8035 2009-07-03 Jan Hubicka <jh@suse.cz>
8037 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8038 (mark_stmt_necessary): Set it.
8039 (mark_operand_necessary): Set it.
8040 (mark_control_dependent_edges_necessary): Set it.
8041 (mark_virtual_phi_result_for_renaming): New function.
8042 (get_live_post_dom): New function.
8043 (forward_edge_to_pdom): New function.
8044 (remove_dead_stmt): Fix handling of control dependences.
8045 (tree_dce_init): Init new bitmap.
8046 (tree_dce_done): Free it.
8048 2009-07-02 Richard Guenther <rguenther@suse.de>
8051 * tree-ssa-structalias.c (new_var_info): Initialize
8054 2009-07-02 Jan Hubicka <jh@suse.cz>
8056 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8059 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8061 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8062 instead of recomputing it. Adjust calls.
8063 (emit_store_flag): Adjust recursive calls.
8065 2009-07-02 Richard Guenther <rguenther@suse.de>
8067 * tree-ssa-live.c (remove_unused_locals): Do not remove
8069 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8070 of DECL_EXTERNAL for HEAP variables.
8071 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8072 HEAP variables. Do not adjust RESTRICT vars.
8073 (find_what_var_points_to): Nobody cares if something
8076 2009-07-02 Ben Elliston <bje@au.ibm.com>
8078 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8079 pc_low and pc_high declarations to the top of the function.
8081 2009-07-01 DJ Delorie <dj@redhat.com>
8083 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8085 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8086 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8087 unspecified accesses to control registers.
8088 * config/mep/intrinsics.md: Regenerate.
8089 * config/mep/intrinsics.h: Regenerate.
8090 * config/mep/mep-intrin.h: Regenerate.
8092 2009-07-01 Anthony Green <green@moxielogic.com>
8094 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8095 instruction when possible.
8096 (moxie_expand_prologue): Ditto. Also, save an instruction and
8097 some complexity by popping off of $r12 instead of $sp.
8098 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8101 2009-07-01 Richard Henderson <rth@redhat.com>
8104 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8105 contained no insns, reposition note before last insn.
8107 2009-07-01 Richard Henderson <rth@redhat.com>
8110 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8111 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8113 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8116 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8117 darwin9 for printing reg addresses with %y.
8119 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8121 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8122 truncation from operands in binary operations.
8124 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8127 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8128 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8129 subreg of op0 to the original op0.
8131 * expmed.c (store_bit_field_1): Use a temporary as the destination
8132 instead of a paradoxical subreg when we need to truncate the result.
8134 2009-07-01 DJ Delorie <dj@redhat.com>
8136 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8137 names to VLIW variants.
8138 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8139 * config/mep/intrinsics.md: Regenerate.
8140 * config/mep/intrinsics.h: Regenerate.
8141 * config/mep/mep-intrin.h: Regenerate.
8143 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8146 * jump.c (returnjump_p): Revert last patch.
8147 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8149 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8152 * pa.md (casesi32p): Use jump table label to determine the offset
8154 (casesi64p): Likewise.
8156 * pa.c (forward_branch_p): Return bool type. Use instruction
8157 addresses when available. Assert that INSN has a jump label.
8158 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8161 2009-07-01 Richard Guenther <rguenther@suse.de>
8163 PR tree-optimization/19831
8164 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8165 that only act as barriers do not make any previous stores necessary.
8166 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8167 HEAP variables global, do not add a constraint from nonlocal.
8168 (find_func_aliases): Handle escapes through return statements.
8169 (compute_points_to_sets): Make escaped HEAP variables global.
8171 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8174 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8175 after reducing a DImode cstore to SImode.
8177 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8179 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8180 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8182 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8184 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8185 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8187 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8188 and umod_optab if TARGET_BSD_DIVMOD.
8189 * config/vax/lib1funcs.asm: New file.
8190 * config/vax/t-linux: New file.
8191 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8193 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8196 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8197 to type arguments that have void type.
8200 * dwarf2out.c (gen_formal_parameter_die): Call
8201 equate_decl_number_to_die if node is different from origin.
8203 2009-06-30 Anthony Green <green@moxielogic.com>
8205 Clean up moxie port for --enable-build-with-cxx.
8206 * config/moxie/moxie.c (moxie_function_value): First two
8207 parameters are const_tree, not tree.
8208 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8209 (REG_CLASS_NAMES): Ditto.
8210 (REGNO_REG_CLASS): Ditto.
8211 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8212 (moxie_function_value): Fix constyness of arguments.
8214 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8216 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8217 finalize_size_functions before further processing.
8218 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8219 (variable_size): Call self_referential_size on size expressions
8220 that contain a PLACEHOLDER_EXPR.
8221 (size_functions): New static variable.
8222 (copy_self_referential_tree_r): New static function.
8223 (self_referential_size): Likewise.
8224 (finalize_size_functions): New global function.
8225 * tree.c: Include tree-inline.h.
8226 (push_without_duplicates): New static function.
8227 (find_placeholder_in_expr): New global function.
8228 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8230 <tcc_expression>: Likewise.
8231 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8232 the call in the expression.
8233 * tree.h (finalize_size_functions): Declare.
8234 (find_placeholder_in_expr): Likewise.
8235 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8236 (substitute_placeholder_in_expr): Update comment.
8237 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8239 (copy_tree_body_r): Likewise.
8240 (copy_tree_body): New static function.
8241 (maybe_inline_call_in_expr): New global function.
8242 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8243 (maybe_inline_call_in_expr): Declare.
8244 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8245 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8248 2009-06-30 Richard Guenther <rguenther@suse.de>
8250 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8252 (propagate_necessity): Do not mark reaching defs of stores
8255 2009-06-30 Jan Hubicka <jh@suse.cz>
8257 * cfgloopanal.c (check_irred): Move into ...
8258 (mark_irreducible_loops): ... here; return true if ireducible
8260 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8261 (analyze_function): Try to prove loop finiteness.
8262 * cfgloop.h (mark_irreducible_loops): Update prototype.
8263 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8265 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8267 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8269 2009-06-30 Ira Rosen <irar@il.ibm.com>
8271 PR tree-optimization/40542
8272 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8275 2009-06-30 Martin Jambor <mjambor@suse.cz>
8277 PR tree-optimization/40582
8278 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8279 than useless_type_conversion_p.
8280 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8283 2009-06-30 Martin Jambor <mjambor@suse.cz>
8286 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8288 2009-06-30 Richard Guenther <rguenther@suse.de>
8290 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8291 use ao_ref references.
8292 (walk_aliased_vdefs): Likewise.
8293 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8294 * tree-ssa-dce.c (struct ref_data): Remove.
8295 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8296 (mark_aliased_reaching_defs_necessary): Adjust.
8297 (mark_all_reaching_defs_necessary_1): Likewise.
8299 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8302 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8303 (emit_store_flag_1): Extract from emit_store_flag, adjust
8304 calls to (what now is) emit_cstore.
8305 (emit_store_flag): Call emit_store_flag_1 and also use it
8306 for what used to be recursive calls.
8308 2009-06-30 Wei Guozhi <carrot@google.com>
8311 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8312 if the target bb post dominates from bb.
8313 * config/i386/i386.c (memory_address_length): Check existence of base
8314 register before using it.
8316 2009-06-30 Nick Clifton <nickc@redhat.com>
8317 DJ Delorie <dj@redhat.com>
8319 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8320 __FMOVD_ENABLED__ is defined.
8322 (TARGET_FMOVD): Provide a default definition.
8323 (MASK_FMOVD): Likewise.
8324 (TARGET_CPU_CPP_BUILTINS): Define
8325 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8326 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8327 two fmov instructions depending upon whether TARGET_FMOVD is
8329 (split for DF load from memory into register): Also handle
8330 MEMs which consist of REG+DISP addressing.
8331 (split for DF store from register to memory): Likewise.
8332 * config/sh/sh.opt (mfmovd): Remove this switch.
8333 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8334 * config/sh/sh.c (sh_override_options): Do not automatically
8335 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8336 that to the -mfmovd command line switch.
8338 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8340 (fldi_ok): Always allow.
8341 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8343 2009-06-29 DJ Delorie <dj@redhat.com>
8345 * doc/install.texi (mep-x-elf): Correct chip's full name.
8347 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8349 * doc/extend.texi: Fix typo.
8351 2009-06-29 Tom Tromey <tromey@redhat.com>
8354 * Makefile.in (DWARF2_H): New variable.
8356 (dwarf2out.o): Likewise.
8357 (dwarf2asm.o): Likewise.
8358 * config/i386/t-i386: Use DWARF2_H.
8359 * except.c: Include elf/dwarf2.h.
8360 * unwind-dw2.c: Include elf/dwarf2.h.
8361 * dwarf2out.c: Include elf/dwarf2.h.
8362 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8363 <dtprel>: New field.
8364 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8365 (size_of_loc_descr): Likewise.
8366 (output_loc_operands_raw): Likewise.
8367 (output_loc_operands): Handle new dtprel field.
8368 (loc_checksum): Update.
8369 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8370 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8371 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8372 * dwarf2asm.c: Include elf/dwarf2.h.
8373 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8374 * config/mmix/mmix.c: Include elf/dwarf2.h.
8375 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8376 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8377 * config/sh/sh.c: Include elf/dwarf2.h.
8378 * config/i386/i386.c: Include elf/dwarf2.h.
8380 2009-06-29 DJ Delorie <dj@redhat.com>
8382 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8384 * doc/extend.texi: Add MeP attributes and pragmas.
8385 * doc/invoke.text: Add MeP Options.
8386 * doc/contrib.texi: Add MeP contribution.
8387 * doc/md.texi: Add MeP constraints.
8388 * doc/install.texi: Add MeP target.
8390 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8392 * target.h (struct gcc_target): Add frame_pointer_required field.
8393 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8394 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8395 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8397 * reload1.c (update_eliminables): (Ditto.).
8398 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8399 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8400 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8402 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8404 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8405 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8406 (arm_frame_pointer_required): New function.
8408 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8409 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8410 (avr_frame_pointer_required_p): Declare as static.
8411 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8413 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8414 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8415 (bfin_frame_pointer_required): Make as static, change return type
8417 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8419 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8420 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8421 (cris_frame_pointer_required): New function.
8423 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8425 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8426 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8427 (fr30_frame_pointer_required): New function.
8429 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8430 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8431 (frv_frame_pointer_required): Make as static, change return type
8433 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8435 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8436 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8437 (ix86_frame_pointer_required): Make as static, change return type to
8439 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8441 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8442 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8444 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8446 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8448 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8450 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8451 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8452 (mips_frame_pointer_required): Make as static.
8453 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8455 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8456 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8457 (mmix_frame_pointer_required): Mew function.
8459 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8460 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8462 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8464 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8466 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8468 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8469 (CAN_ELIMINATE): Redefine.
8470 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8471 (sparc_frame_pointer_required): New function.
8472 (sparc_can_eliminate): New function.
8473 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8475 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8476 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8478 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8479 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8480 (xtensa_frame_pointer_required): Make as static, change return type
8482 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8485 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8487 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8488 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8489 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8490 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8491 (register_callback): Handle PLUGIN_START_UNIT.
8492 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8494 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8496 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8498 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8499 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8501 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8503 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8506 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8508 * doc/extend.texi (Additional Floating Types): __float128 is also
8509 supported on i386 targets.
8511 2009-06-29 Richard Guenther <rguenther@suse.de>
8514 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8516 (pt_solutions_same_restrict_base): Declare.
8517 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8519 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8520 (make_constraint_from, make_copy_constraint): Move earlier.
8521 (make_constraint_from_heapvar): New function.
8522 (make_constraint_from_restrict): Likewise.
8523 (handle_lhs_call): Use it.
8524 (find_func_aliases): Use it to track conversions to restrict
8526 (struct fieldoff): Add only_restrict_pointers flag.
8527 (push_fields_onto_fieldstack): Initialize it.
8528 (create_variable_info_for): Track global restrict qualified pointers.
8529 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8530 Track restrict qualified pointer arguments.
8531 (set_uids_in_ptset): Use varinfo is_global_var flag.
8532 (find_what_var_points_to): Set the vars_contains_restrict flag.
8533 Always create the points-to solution for sets including restrict tags.
8534 (pt_solutions_same_restrict_base): New function.
8535 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8536 qualified pointers use pt_solutions_same_restrict_base as
8537 additional source for disambiguation.
8539 2009-06-29 Richard Guenther <rguenther@suse.de>
8542 * alias.c (find_base_decl): Remove.
8543 (get_deref_alias_set_1): Remove restrict handling.
8544 * c-common.c (c_apply_type_quals_to_decl): Do not set
8545 DECL_POINTER_ALIAS_SET.
8546 * gimplify.c (find_single_pointer_decl_1): Remove.
8547 (find_single_pointer_decl): Likewise.
8548 (internal_get_tmp_var): Remove restrict handling.
8549 (gimple_regimplify_operands): Likewise.
8550 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8551 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8552 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8553 * tree.c (restrict_base_for_decl): Remove.
8554 (init_ttree): Do not allocate it.
8555 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8556 LABEL_DECL_UID for label decls.
8557 (copy_node_stat): Do not copy restrict information.
8558 (decl_restrict_base_lookup): Remove.
8559 (decl_restrict_base_insert): Likewise.
8560 (print_restrict_base_statistics): Likewise.
8561 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8562 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8563 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8564 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8565 (LABEL_DECL_UID): Adjust.
8566 (DECL_BASED_ON_RESTRICT_P): Remove.
8567 (DECL_GET_RESTRICT_BASE): Likewise.
8568 (SET_DECL_RESTRICT_BASE): Likewise.
8569 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8571 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8572 instead of DECL_POINTER_ALIAS_SET.
8573 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8574 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8575 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8577 2009-06-29 Richard Guenther <rguenther@suse.de>
8579 PR tree-optimization/40579
8580 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8581 the IL to simplify has constants that overflowed.
8583 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8585 PR tree-optimization/40550
8586 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8587 vector_compute_type only when the size of vector_compute_type is
8588 less than the size of type.
8590 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8592 * fold-const.c (contains_label_1): Fix comments.
8593 (contains_label_p): Do not walk trees multiple time.
8595 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8597 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8598 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8599 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8600 ix86_fp_comparison_operator.
8601 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8602 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8603 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8604 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8605 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8606 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8607 (related splits): Change predicate to ix86_fp_comparison_operator.
8608 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8609 instead of ix86_fp_comparison_codes.
8610 (ix86_trivial_fp_comparison_operator,
8611 ix86_fp_comparison_operator): New.
8612 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8613 (ix86_expand_compare): Eliminate last two parameters.
8614 (ix86_fp_jump_nontrivial_p): Kill.
8615 * config/i386/i386.c (put_condition_code): Eliminate call to
8616 ix86_fp_comparison_codes and subsequent assertion.
8617 (ix86_fp_comparison_codes): Eliminate.
8618 (ix86_fp_swap_condition): New.
8619 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8620 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8621 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8622 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8623 and ix86_fp_swap_condition.
8624 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8625 Use ix86_fp_comparison_strategy.
8626 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8627 (ix86_fp_jump_nontrivial_p): Eliminate.
8628 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8629 call to ix86_expand_compare.
8630 (ix86_split_fp_branch, ix86_expand_setcc,
8631 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8632 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8634 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8636 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8637 related to jump_clobbers.
8638 * config/arm/arm.md (conds): Remove jump_clob case.
8639 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8640 splits): Change comparison_operator to arm_comparison_operator.
8641 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8644 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8646 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8647 condition for floating point modes.
8648 * expmed.c (emit_store_flag_1): Move here a bigger part
8650 (emit_store_flag): Try swapping the condition for floating point
8652 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8654 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8656 * expr.c (expand_expr_real_1): Just use do_store_flag.
8657 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8658 emit_store_flag_force.
8659 * expmed.c (emit_store_flag_force): Copy here trick
8660 previously in expand_expr_real_1. Try reversing the comparison.
8661 (emit_store_flag_1): Work if target is NULL.
8662 (emit_store_flag): Work if target is NULL, using the result mode
8663 from the comparison. Use split_comparison, restructure final part
8664 to simplify conditionals.
8666 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8668 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8669 * dojump.c (do_jump): Change handling of floating-point
8670 ops to use just do_compare_and_jump.
8671 (split_comparison): New.
8672 (do_compare_rtx_and_jump): Add here logic coming previously
8673 in do_jump, using split_comparison.
8675 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8678 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8680 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8682 * tree-ssa-alias.c: Fix unintentional commit.
8684 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8686 * passes.c (execute_one_pass): Fix unintentional commit.
8688 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8690 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8691 (df_rd_local_compute, df_md_local_compute): Inline them.
8693 (df_md_scratch): New.
8694 (df_md_alloc, df_md_free): Allocate/free it.
8695 (df_md_local_compute): Only include live registers in init.
8696 (df_md_transfer_function): Prune the in-set computed by
8697 the confluence function, and the gen-set too.
8699 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8701 PR rtl-optimization/26854
8702 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8703 * df-problems.c (df_rd_add_problem): Fix comment.
8704 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8705 df_md_simulate_artificial_defs_at_top,
8706 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8707 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8708 df_md_transfer_function, df_md_init, df_md_confluence_0,
8709 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8710 problem_MD, df_md_add_problem): New.
8711 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8712 df_md_get_bb_info): New.
8713 (DF_LAST_PROBLEM_PLUS1): Adjust.
8715 * Makefile.in (fwprop.o): Include domwalk.h.
8716 * fwprop.c: Include domwalk.h.
8717 (reg_defs, reg_defs_stack): New.
8718 (bitmap_only_bit_between): Remove.
8719 (process_defs): New.
8720 (process_uses): Use reg_defs and local_md instead of
8721 bitmap_only_bit_between and local_rd.
8722 (single_def_use_enter_block): New, from build_single_def_use_links.
8723 (single_def_use_leave_block): New.
8724 (build_single_def_use_links): Remove code moved to
8725 single_def_use_enter_block, invoke domwalk.
8726 (use_killed_between): Adjust comment.
8728 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8730 * bitmap.h (bitmap_ior_and_into): New.
8731 * bitmap.c (bitmap_ior_and_into): New.
8733 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8735 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8736 before_dom_children_before_stmts and after_dom_children_after_stmts.
8737 Rename the two remaining callbacks to just before_dom_children and
8738 after_dom_children. Remove other GIMPLE statement walking bits.
8739 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8740 * graphite.c: Do not include domwalk.h.
8741 * tree-into-ssa.c (interesting_blocks): New global.
8742 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8743 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8744 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8745 now that they're not domwalk callbacks.
8746 (rewrite_initialize_block): Rename to...
8747 (rewrite_enter_block): ... this, place after called functions. Test
8748 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8749 (rewrite_finalize_block): Rename to...
8750 (rewrite_leave_block): ... this, place after called functions.
8751 (rewrite_update_init_block): Rename to...
8752 (rewrite_update_enter_block): ... this, place after called functions.
8753 Test interesting_blocks, call rewrite_update_stmt and
8754 rewrite_update_phi_arguments.
8755 (rewrite_update_fini_block): Rename to...
8756 (rewrite_leave_block): ... this, place after called functions.
8757 (rewrite_blocks): Remove last argument, simplify initialization of
8759 (mark_def_sites_initialize_block): Rename to...
8760 (mark_def_sites_block): ... this, call mark_def_sites.
8761 (mark_def_sites_blocks): Remove argument, simplify initialization of
8763 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8764 (update_ssa): Likewise.
8765 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8767 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8768 (dom_opt_initialize_block): Rename to...
8769 (dom_opt_enter_block): ... this, place after called functions. Walk
8770 statements here, inline propagate_to_outgoing_edges.
8771 (dom_opt_finalize_block): Rename to...
8772 (dom_opt_leave_block): ... this, place after called functions.
8773 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8775 (dse_enter_block, dse_record_phi): New.
8776 (dse_record_phis): Delete.
8777 (dse_finalize_block): Rename to...
8778 (dse_leave_block): ... this.
8779 (tree_ssa_dse): Simplify initialization of walk_data.
8780 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8781 Adjust initialization of walk_data.
8782 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8783 * tree-ssa-loop-phiopt.c (get_non_trapping):
8784 Adjust initialization of walk_data.
8785 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8786 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8787 it's not a domwalk callback.
8788 (uncprop_initialize_block): Rename to...
8789 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8790 (dse_finalize_block): Rename to...
8791 (dse_leave_block): ... this.
8792 (tree_ssa_uncprop): Simplify initialization of walk_data.
8793 * Makefile.in: Adjust dependencies.
8795 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8797 * arm.md (casesi): Fix test for Thumb1.
8798 (thumb1_casesi_internal_pic): Likewise.
8799 (thumb1_casesi_dispatch): Likewise.
8801 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8803 * config/arm/arm-cores.def: Added core cortex-m0.
8804 * config/arm/arm-tune.md: Regenerated.
8805 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8807 2009-06-26 DJ Delorie <dj@redhat.com>
8809 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8811 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8812 the scheduler doesn't tag jump insns.
8814 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8816 * c-decl.c (merge_decls): Re-indent.
8818 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8821 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8822 Special-case decimal float constants.
8824 2009-06-26 Richard Henderson <rth@redhat.com>
8826 * function.h (struct function): Add cannot_be_copied_reason,
8827 and cannot_be_copied_set.
8828 * tree-inline.c (has_label_address_in_static_1): Rename from
8829 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8830 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8831 don't set inline_forbidden_reason.
8832 (copy_forbidden): New function, split out of inline_forbidden_p.
8833 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8834 (inline_forbidden_p): Use copy_forbidden.
8835 (tree_versionable_function_p): Likewise.
8836 (inlinable_function_p): Merge into tree_inlinable_function_p.
8837 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8838 * ipa-cp.c (ipcp_versionable_function_p): New function.
8839 (ipcp_cloning_candidate_p): Use it.
8840 (ipcp_node_modifiable_p): Likewise.
8842 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8844 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8845 that is marked not to be inlined. Remove flag_mudflap use.
8846 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8847 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8849 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8852 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8853 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8855 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8857 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8859 (__mingwthr_remove_key_dtor): Likewise.
8861 2009-06-26 Richard Guenther <rguenther@suse.de>
8863 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8865 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8868 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8869 try the non-cond_exec path also.
8871 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8874 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8875 (output_cbranch): Use new functions.
8876 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8879 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8880 Pat Haugen <pthaugen@us.ibm.com>
8881 Revital Eres <ERES@il.ibm.com>
8883 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8884 for %c error. Add %x support to print VSX registers as a unified
8885 register set, instead of separate float and altivec registers.
8886 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8887 %y case, and add support for VSX pre-modify addresses.
8888 (output_toc): Add assert for CONST containing an integer constant
8890 (rs6000_adjust_cost): Add POWER7 support.
8891 (insn_must_be_first_in_group): Ditto.
8892 (insn_must_be_last_in_group): Ditto.
8893 (rs6000_emit_popcount): Ditto.
8894 (rs6000_vector_mode_supported_p): Ditto.
8896 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8897 Change some of the functions called by macros to being called
8898 through a pointer, so debug functions can be inserted if
8899 -mdebug=addr or -mdebug=cost.
8900 (rs6000_preferred_reload_class_ptr): Ditto.
8901 (rs6000_secondary_reload_class_ptr): Ditto.
8902 (rs6000_secondary_memory_needed_ptr): Ditto.
8903 (rs6000_cannot_change_mode_class_ptr): Ditto.
8904 (rs6000_secondary_reload_inner): Ditto.
8905 (rs6000_legitimize_reload_address): Ditto.
8906 (rs6000_legitimize_reload_address_ptr): Ditto.
8907 (rs6000_mode_dependent_address): Ditto.
8908 (rs6000_mode_dependent_address_ptr): Ditto.
8910 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8911 function to return true if the mode allows reg + integer
8913 (virtual_stack_registers_memory_p): New function to return true if
8914 the address refers to a virtual stack register.
8915 (rs6000_legitimate_offset_address_p): Move code to say whether a
8916 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8918 (rs6000_legitimate_address_p): Add checks for modes that only can
8919 do reg+reg addressing. Start adding VSX support.
8920 (rs6000_legitimize_reload_address): Ditto.
8921 (rs6000_legitimize_address): Ditto.
8922 (rs6000_debug_legitimate_address_p): New debug functions for
8923 -mdebug=addr and -mdebug=cost.
8924 (rs6000_debug_rtx_costs): Ditto.
8925 (rs6000_debug_address_costs): Ditto.
8926 (rs6000_debug_adjust_cost): Ditto.
8927 (rs6000_debug_legitimize_address): Ditto.
8928 (rs6000_legitimize_reload_address_ptr): Point to call normal
8929 function or debug function. Make functions called via pointer
8931 (rs6000_mode_dependent_address_ptr): Ditto.
8932 (rs6000_secondary_reload_class_ptr): Ditto.
8933 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8934 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8935 into a friendlier error.
8936 (rs6000_init_builtins): Add initial VSX support.
8937 (rs6000_adjust_cost): Fix some spacing issues.
8939 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8940 (REG_CLASS_NAMES): Ditto.
8941 (REG_CLASS_CONTENTS): Ditto.
8942 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8943 pointer, to add -mdebug=addr support.
8944 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8945 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8946 -mdebug=addr support.
8947 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8948 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8949 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8951 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8953 (bswapsi*): Set attribute types for load/store. Add combiner
8954 patterns to eliminate zero extend on 64-bit.
8955 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8956 stdbrx if the hardware supports those instructions.
8958 2009-06-25 Ian Lance Taylor <iant@google.com>
8960 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8961 (Link Options): Document -static-libstdc++.
8963 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8966 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8967 DATA_ALIGNMENT instead.
8969 2009-06-25 Richard Guenther <rguenther@suse.de>
8971 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8972 indirect references against the callused/escaped solutions.
8973 (call_may_clobber_ref_p_1): Likewise.
8975 2009-06-25 Martin Jambor <mjambor@suse.cz>
8977 PR tree-optimization/40493
8978 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8979 (enum unscalarized_data_handling): New type.
8980 (handle_unscalarized_data_in_subtree): Return what has been done.
8981 (load_assign_lhs_subreplacements): Handle left flushes differently.
8982 (sra_modify_assign): Use unscalarized_data_handling, simplified
8983 condition determining whether to remove the statement.
8985 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8987 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8988 excerpt - @ should be doubled for texinfo.
8990 2009-06-24 Ian Lance Taylor <iant@google.com>
8992 * config/arc/arc.c: Include "df.h".
8993 (arc_attribute_table): Make static. Move higher in file.
8994 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
8995 (output_shift): Initialize n later to avoid warning.
8996 * config/arm/arm.c (arm_attribute_table): Make static. Move
8998 * config/avr/avr.c (avr_attribute_table): Make static. Move
9000 (reg_class_tab): Change array type from int to enum reg_class.
9001 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9003 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9004 (lshrhi3_out): Likewise.
9005 (class_likely_spilled_p): Change return type to bool.
9006 (avr_rtx_costs): Use local code variable with enum type.
9007 * config/avr/avr.md (movmemhi): Use add_reg_note.
9008 (andhi3, andsi3): Don't use AS2 with "and".
9009 (iorhi3, iorsi3): Don't use AS2 with "or".
9010 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9011 * config/crx/crx.c: Include "df.h".
9012 (crx_attribute_table): Make static.
9013 * config/m32r/m32r.c: Include "df.h".
9014 (m32r_attribute_table): Make static. Move higher in file.
9015 (pop): Use add_reg_note.
9016 (block_move_call): Change 0 to LCT_NORMAL in function call.
9017 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9018 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9019 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9020 declare, not just when TREE_CODE is defined.
9021 * config/m68hc11/m68hc11.c: Include "expr.h".
9022 (m68hc11_attribute_table): Make static. Move higher in file.
9023 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9025 (m68hc11_register_indirect_p): Likewise.
9026 (m68hc11_function_arg_padding): Change return type to enum
9028 (emit_move_after_reload): Use add_reg_note.
9029 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9030 (m68hc11_split_logical): Likewise.
9031 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9033 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9034 to VOIDmode in function call.
9035 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9037 (m68hc11_split_logical): Update declaration.
9038 (m68hc11_function_arg_padding): Update declaration.
9039 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9040 to array of enum reg_class.
9041 (mcore_attribute_table): Make static. Move higher in file.
9042 (mcore_rtx_costs): Add cast to enum type.
9043 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9044 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9045 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9047 * config/sh/predicates.md (trapping_target_operand): Rename and to
9049 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9051 * config/spu/spu.c (spu_attribute_table): Make static. Move
9053 * config/v850/v850.c (v850_attribute_table): Make static. Move
9055 (v850_rtx_costs): Use local code with enum type.
9056 (expand_epilogue): Add cast.
9057 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9059 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9062 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9063 -m2a-single-only and -m2a-nofpu.
9064 * config/sh/sh.opt: Document m2a generates FPU code.
9066 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9068 * defaults.h (CAN_ELIMINATE): Provide default.
9069 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9070 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9071 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9072 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9073 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9074 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9075 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9076 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9077 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9078 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9080 2009-06-24 DJ Delorie <dj@redhat.com>
9082 * mep-ext-cop.cpu: Fix copyright notice.
9083 * mep-default: Fix copyright notice.
9084 * mep-core: Fix copyright notice.
9085 * mep: Fix copyright notice.
9086 * mep-ivc2: Fix copyright notice.
9087 * mep-c5: Fix copyright notice.
9089 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9091 * doc/contrib.texi (Contributors):
9093 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9096 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9097 src and dst operands if necessary.
9099 2009-06-23 DJ Delorie <dj@redhat.com>
9102 * config.gcc: Add mep support.
9103 * recog.c: Resurrect validate_replace_rtx_subexp().
9104 * recog.h: Likewise.
9105 * config/mep/: Add new port:
9106 * config/mep/constraints.md: New file.
9107 * config/mep/default.h: New file.
9108 * config/mep/intrinsics.h: New file.
9109 * config/mep/intrinsics.md: New file.
9110 * config/mep/ivc2-template.h: New file.
9111 * config/mep/mep-c5.cpu: New file.
9112 * config/mep/mep-core.cpu: New file.
9113 * config/mep/mep-default.cpu: New file.
9114 * config/mep/mep-ext-cop.cpu: New file.
9115 * config/mep/mep-intrin.h: New file.
9116 * config/mep/mep-ivc2.cpu: New file.
9117 * config/mep/mep-lib1.asm: New file.
9118 * config/mep/mep-lib2.c: New file.
9119 * config/mep/mep-pragma.c: New file.
9120 * config/mep/mep-protos.h: New file.
9121 * config/mep/mep-tramp.c: New file.
9122 * config/mep/mep.c: New file.
9123 * config/mep/mep.cpu: New file.
9124 * config/mep/mep.h: New file.
9125 * config/mep/mep.md: New file.
9126 * config/mep/mep.opt: New file.
9127 * config/mep/predicates.md: New file.
9128 * config/mep/t-mep: New file.
9130 2009-06-23 Ian Lance Taylor <iant@google.com>
9132 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9133 from loose_warn into c_loose_warn and from strict_warn into
9134 c_strict_warn. Set and substitute warn_cxxflags. Check for
9135 --enable-build-with-cxx. Set and substitute
9136 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9137 * Makefile.in (CXXFLAGS): New variable.
9138 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9139 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9140 the default is the same as $(STRICT_WARN).
9141 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9142 (CXX): New variable.
9143 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9144 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9145 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9146 (HOST_LIBS): New variable.
9147 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9148 (ALL_CXXFLAGS): New variable.
9149 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9150 * doc/install.texi (Configuration): Document
9151 --enable-build-with-cxx, --with-stage1-ldflags,
9152 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9153 * configure: Rebuild.
9155 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9157 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9158 from previous commit.
9160 2009-06-23 Ian Lance Taylor <iant@google.com>
9162 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9164 2009-06-23 Ian Lance Taylor <iant@google.com>
9166 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9167 with ATTRIBUTE_UNUSED.
9169 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9170 Pat Haugen <pthaugen@us.ibm.com>
9171 Revital Eres <eres@il.ibm.com>
9173 * config.in (HAVE_AS_POPCNTD): Add default definition.
9174 (HAVE_AS_LWSYNC): Ditto.
9176 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9178 (gcc_cv_as_powerpc_cmpb): Ditto.
9179 (gcc_cv_as_powerpc_dfp): Ditto.
9180 (gcc_cv_as_powerpc_vsx): Ditto.
9181 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9182 supporting the popcntd/lwsync instructions.
9183 (gcc_cv_as_powerpc_lwsync): Ditto.
9184 * configure: Regenerate.
9186 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9187 -mcpu=native and -mcpu=power7.
9188 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9190 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9191 a variable instead of a mask to reduce the number of mask bits.
9192 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9193 (-mbit-word): Ditto.
9194 (-mregnames): Ditto.
9195 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9196 (-mfused-madd): Ditto.
9198 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9200 (-mvsx): New switch for VSX instructions.
9201 (-misel): Move from a variable to a mask to allow it to be set by
9204 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9205 function declaration to an array declaration.
9206 (rs6000_hard_regno_nregs): New external array declaration.
9208 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9209 files included by rs6000.md.
9211 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9212 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9214 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9216 (rs6000_debug_reg): New -mdebug= variables.
9217 (rs6000_debug_addr): Ditto.
9218 (rs6000_debug_cost): Ditto.
9219 (rs6000_pmode): New variable to hold Pmode.
9220 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9221 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9222 calculated at compiler start.
9223 (rs6000_hard_regno_nregs): Change function to an array which holds
9224 HARD_REGNO_NREGS calculated at compiler start.
9225 (rs6000_explicit_options): Delete isel field.
9226 (rs6000_vector_unit): New array to hold which vector unit
9227 supports arithmetic options for a given type.
9228 (rs6000_vector_mem): New array to hold which vector unit supports
9229 memory reference operations for a given type.
9230 (rs6000_vector_align): New array to given the alignment of each
9232 (power7_cost): New basic costs for power7.
9233 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9234 (rs6000_hard_regno_nregs_internal): New function, moved from
9235 HARD_REGNO_NREGS, to calculate the number of registers each hard
9236 register takes for each type.
9237 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9238 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9239 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9240 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9241 unit information here so it is calculated once at compiler startup
9243 (rs6000_override_options): Make -misel a target mask. Add more
9244 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9245 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9247 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9248 (rs6000_handle_option): Move -misel from variable to target mask.
9249 (rs6000_builtin_mask_for_load): Add VSX support.
9250 (rs6000_conditional_register_usage): Ditto.
9251 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9252 (function_arg_boundary): Ditto.
9253 (rs6000_expand_builtin): Ditto.
9254 (def_builtin): Make abort message a little friendlier.
9255 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9257 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9258 assembler support the popcntd instruction instead of a vsx
9259 instruction to enable power7 support.
9260 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9261 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9262 option to the assembler if -mcpu=native.
9263 (ASM_CPU_NATIVE_SPEC): Ditto.
9264 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9266 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9267 the lwsync instruction.
9268 (enum processor_type): Add PROCESSOR_POWER7.
9269 (rs6000_debug_reg): New -mdebug= options.
9270 (rs6000_debug_addr): Ditto.
9271 (rs6000_debug_cost): Ditto.
9272 (rs6000_isel): Delete.
9273 (enum rs6000_vector): New enum to say what vector unit we have.
9274 (VECTOR_UNIT_*): New macros to say which vector unit has
9275 arithmetic operations for a given type.
9276 (VECTOR_MEM_*): New macros to say which vector unit has memory
9277 operations for a given type.
9278 (TARGET_LDBRX): Whether the machine supports the ldbrx
9280 (TARGET_ISEL): Delete, -misel moved to be a mask.
9281 (TARGET_ISEL64): New macro for 64-bit isel support.
9282 (UNITS_PER_VSX_WORD): New macro.
9283 (POINTER_SIZE): Move to be an external variable, rather than
9284 calculating whether we are generating 32 ot 64-bit code.
9286 (STACK_BOUNDARY): Add VSX support.
9287 (LOCAL_ALIGNMENT): Ditto.
9288 (SLOW_UNALIGNED_ACCESS): Ditto.
9289 (VSX_REGNO_P): New macro for VSX support.
9290 (VFLOAT_REGNO_P): Ditto.
9291 (VINT_REGNO_P): Ditto.
9292 (VLOGICAL_REGNO_P): Ditto.
9293 (VSX_VECTOR_MODE): Ditto.
9294 (VSX_SCALAR_MODE): Ditto.
9296 (VSX_MOVE_MODE): Ditto.
9297 (VSX_REG_CLASS_P): Ditto.
9298 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9300 (UNITS_PER_SIMD_WORD): Add VSX support.
9301 (MODES_TIEABLE_P): Ditto.
9302 (STARTING_FRAME_OFFSET): Ditto.
9303 (STACK_DYNAMIC_OFFSET): Ditto.
9304 (EPILOGUE_USES): Ditto.
9305 (REGNO_REG_CLASS): Move to array lookup.
9306 (CLASS_MAX_NREGS): Ditto.
9307 (rs6000_vector_reg_class): Add declaration.
9308 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9309 overlap with the floating point and Altivec registers.
9311 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9313 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9314 give the appropriate asm switches if -mcpu=native.
9315 (host_detect_local_cpu): Add support for "asm".
9316 (host_detect_local_cpu): Follow GNU code guidelines for name.
9318 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9319 -mbit-word to a variable instead of being a target mask.
9321 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9322 emit the lwsync instruction instead of emitting the instruction as
9323 an integer constant.
9325 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9326 fixuns_trundfsi2, move expander into rs6000.md.
9328 * config/rs6000/rs6000.md (cpu): Add power7.
9329 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9330 (logical predicate patterns): Change the single instruction
9331 primitives that set CR0 to be fast_compare instead of compare.
9333 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9334 (popcntddi2): Ditto.
9335 (popcount<mode>): Ditto.
9336 (floating multiply/add insns): Name the floating point
9338 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9339 (isel_unsigned_<mode>): Ditto.
9340 (fixuns_trundfsi2): Move expander here from spe.md.
9341 (smindi3): Define if we have -misel on 64-bit systems.
9346 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9348 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9350 * config/avr/avr.c (avr_current_device): New variable.
9351 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9352 (avr_arch, mcu_type_s): Move to avr.h.
9353 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9354 default_data_section_start fields.
9355 (avr_arch): Moved from avr.c.
9356 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9357 library_name fields.
9358 (avr_current_device, avr_mcu_types, avr_arch_types,
9359 avr_device_to_arch, avr_device_to_data_start,
9360 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9361 (EXTRA_SPEC_FUNCTIONS): Define.
9362 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9363 options mapping. Use device_to_arch and device_to_data_start insted.
9364 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9365 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9366 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9367 * config/avr/driver-avr.c: New file.
9368 * config/avr/avr-devices.c: New file.
9370 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9372 * var-tracking.c (unshare_variable): Force initialized to
9373 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9374 (set_variable_part): Likewise.
9375 (struct variable_union_info): Remove pos_src field.
9376 (vui_vec, vui_allocated): New variables.
9377 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9378 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9379 == 1 use a simpler sorting algorithm. Compute pos field right
9380 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9381 Avoid quadratic comparison if !flag_var_tracking_uninit.
9382 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9383 unshare_variable unconditionally.
9384 (dataflow_set_different_2): Removed.
9385 (dataflow_set_different): Don't traverse second hash table.
9386 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9387 unconditionally to var_reg_set or var_mem_set.
9388 (emit_notes_in_bb): Likewise.
9389 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9391 (emit_note_insn_var_location): Don't set initialized to
9392 VAR_INIT_STATUS_INITIALIZED early.
9393 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9395 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9397 * tree-object-size.c (addr_object_size): Instead of checking
9398 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9399 are no FIELD_DECLs following it.
9401 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9403 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9404 order to match bswaps with signed source operands.
9406 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9408 * sdbout.c (sdbout_one_type): Fix braces in switch.
9410 2009-06-23 Richard Guenther <rguenther@suse.de>
9412 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9414 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9415 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9416 var_callused, callused_tree, var_storedanything, storedanything_tree,
9417 var_integer, integer_tree): Remove global variables.
9418 (new_var_info): Do not pass new id, append the new var to the
9419 global variable vector.
9420 (do_ds_constraint): Use is_global_var member of the variable-info.
9421 (new_scalar_tmp_constraint_exp): Adjust.
9422 (create_function_info_for): Likewise.
9423 (create_variable_info_for): Likewise.
9424 (find_what_var_points_to): Remove dead code.
9425 (init_base_vars): Simplify.
9426 (compute_points_to_sets): Adjust.
9428 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9430 * combine.c (try_combine): Dump information about the insns we're
9433 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9435 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9436 check when calling force_to_mode on TRUNCATE's operand.
9438 2009-06-22 Ian Lance Taylor <iant@google.com>
9440 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9442 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9444 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9446 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9448 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9449 override library linkage flags such as -static-libgcc or
9452 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9454 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9456 2009-06-22 Ian Lance Taylor <iant@google.com>
9458 * config/linux.opt: Put mglibc ahead of muclibc.
9460 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9461 for duplicate decls.
9463 2009-06-22 Matthias Klose <doko@ubuntu.com>
9465 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9467 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9470 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9471 instead of NULL if a parser error occurs.
9473 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9475 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9476 non-DWARF2_DEBUGGING_INFO version.
9478 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9480 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9481 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9483 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9484 (LIBGCC2_TF_CEXT): Define.
9487 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9490 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9492 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9494 * config/arm/arm.c (arm_override_options): Disable
9495 -mcaller-super-interworking and -mcallee-super-interworking.
9496 * doc/invoke.texi (ARM Options): Document this.
9498 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9500 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9501 * config/arm/constraints.md (j): New constraint for movw operands.
9502 (N): Remove thumb2 meaning.
9503 * config/arm/arm.md (*arm_movw): Delete.
9504 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9505 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9506 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9508 2009-06-22 Martin Jambor <mjambor@suse.cz>
9510 PR tree-optimization/40492
9511 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9512 build_ref_for_offset.
9514 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9516 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9517 JUMP_TABLE_DATA_P predicates where applicable.
9518 * auto-inc-dec.c: Ditto.
9519 * builtins.c: Ditto.
9520 * caller-save.c: Ditto.
9522 * cfgcleanup.c: Ditto.
9523 * cfglayout.c: Ditto.
9526 * combine-stack-adj.c: Ditto.
9532 * dwarf2asm.c: Ditto.
9533 * dwarf2out.c: Ditto.
9534 * emit-rtl.c: Ditto.
9540 * function.c: Ditto.
9543 * genpreds.c: Ditto.
9544 * genrecog.c: Ditto.
9546 * ira-costs.c: Ditto.
9547 * ira-lives.c: Ditto.
9550 * lower-subreg.c: Ditto.
9551 * modulo-sched.c: Ditto.
9553 * postreload.c: Ditto.
9554 * print-rtl.c: Ditto.
9563 * sched-vis.c: Ditto.
9565 * sel-sched-ir.c: Ditto.
9566 * simplify-rtx.c: Ditto.
9567 * targhooks.c: Ditto.
9568 * var-tracking.c: Ditto.
9569 * vmsdbgout.c: Ditto.
9571 2009-06-22 Matthias Klose <doko@ubuntu.com>
9573 * Makefile.in (install-plugin): Always use DESTDIR.
9575 2009-06-22 Olivier Hainque <hainque@adacore.com>
9577 * config/pa/pa.c (output_call): Don't optimize post call jumps
9578 into return address adjustments if the call may throw.
9580 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9582 * arm.c (thumb1_output_casesi): New function.
9583 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9584 optimizing for size or PIC.
9585 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9586 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9587 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9588 (thumb1_casesi_internal_pic): New expand rule.
9589 (thumb1_casesi_dispatch): New pattern.
9590 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9592 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9593 in the text seciton when PIC or optimizing for size.
9594 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9595 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9596 preservation properties of code.
9597 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9598 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9599 (__gnu_thumb1_case_si): New function.
9600 * t-arm (LIB1ASMSRC): Define here.
9601 (LIB1ASMFUNCS): Add some common functions.
9602 * t-arm-elf (LIB1ASMSRC): Delete.
9603 (LIB1ASMFUNCS): Append to existing set.
9604 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9605 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9606 * t-symbian (LIB1ASMFUNCS): Likewise.
9607 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9608 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9610 2009-06-21 Richard Guenther <rguenther@suse.de>
9612 PR tree-optimization/38729
9613 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9614 to loops with a single exit if -fno-expensive-optimizations.
9616 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9618 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9619 (dataflow_set): Change vars type from htab_t to shared_hash.
9620 (shared_hash_pool, empty_shared_hash): New variables.
9621 (vars_clear): Removed.
9622 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9623 shared_hash_find_slot_unshare, shared_hash_find_slot,
9624 shared_hash_find_slot_noinsert, shared_hash_find): New
9626 (shared_hash_unshare, shared_hash_destroy): New functions.
9627 (unshare_variable): Unshare set->vars if shared, use
9629 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9630 (get_init_value, find_src_set_src, dump_dataflow_set,
9631 clobber_variable_part, emit_notes_for_differences): Use
9633 (dataflow_set_init): Remove second argument, set vars to
9634 empty_shared_hash instead of creating a new htab.
9635 (dataflow_set_clear): Call shared_hash_destroy and set vars
9636 to empty_shared_hash instead of calling vars_clear.
9637 (dataflow_set_copy): Don't call vars_copy, instead just share
9638 the src htab with dst.
9639 (variable_union): Use shared_hash_*, use initially NO_INSERT
9640 lookup if set->vars is shared. Don't keep slot cleared before
9641 calling unshare_variable. Unshare set->vars if needed.
9642 Even ->refcount == 1 vars must be unshared if set->vars is shared
9643 and var needs to be modified.
9644 (variable_canonicalize): New function.
9645 (dataflow_set_union): If dst->vars is empty, just share src->vars
9646 with dst->vars and traverse with variable_canonicalize to canonicalize
9647 and unshare what is needed.
9648 (dataflow_set_different): If old_set and new_set use the same shared
9649 htab, they aren't different. If number of htab elements is different,
9650 htabs are different. Use shared_hash_*.
9651 (dataflow_set_destroy): Call shared_hash_destroy instead of
9653 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9654 second argument to dataflow_set_init.
9655 (vt_initialize): Likewise. Initialize shared_hash_pool and
9656 empty_shared_hash, move bb in/out initialization afterwards.
9657 Use variable_htab_free instead of NULL as changed_variables del hook.
9658 (variable_was_changed): Change type of second argument to pointer to
9659 dataflow_set. When inserting var into changed_variables, bump
9660 refcount. Unshare set->vars if set is shared htab and slot needs to
9662 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9663 lookup if set->vars is shared. Unshare set->vars if needed.
9664 Even ->refcount == 1 vars must be unshared if set->vars is shared
9665 and var needs to be modified. Adjust variable_was_changed caller.
9666 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9667 vars must be unshared if set->vars is shared and var needs to be
9668 modified. Adjust variable_was_changed caller.
9669 (emit_note_insn_var_location): Don't pool_free var.
9670 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9672 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9673 free_alloc_pool on shared_hash_pool.
9675 2009-06-20 Anthony Green <green@moxielogic.com>
9677 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9678 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9680 2009-06-20 Richard Guenther <rguenther@suse.de>
9682 * tree-ssa-structalias.c (find_func_aliases): For memset use
9683 a constraint from NULL if we memset to zero.
9684 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9685 we explicitly handle that do not read from memory.
9686 (call_may_clobber_ref_p_1): Properly handle builtins that may
9689 2009-06-20 Richard Guenther <rguenther@suse.de>
9691 PR tree-optimization/40495
9692 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9693 (new_scalar_tmp_constraint_exp): New function.
9694 (process_constraint): Do not create temporary decls.
9695 (process_all_all_constraints): Likewise.
9696 (handle_const_call): Likewise.
9697 (create_function_info_for): Do not set decl.
9699 2009-06-19 Ian Lance Taylor <iant@google.com>
9701 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9702 (rs6000_attribute_table): Make static; move before use.
9704 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9706 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9707 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9708 Propagate the TREE_READONLY flag without overwriting it.
9709 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9710 Propagate the TREE_READONLY flag onto the result.
9711 (process_call_operands): Move around. Use correct constant value.
9713 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9716 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9717 * config/arm/arm.md: Likewise.
9719 2009-06-19 Ian Lance Taylor <iant@google.com>
9721 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9722 to GIMPLE_ERROR_MARK.
9724 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9725 op2_original_type parameters. Warn about using different enum types.
9726 * c-parser.c (c_parser_conditional_expression): Pass original
9727 types to build_conditional_expr.
9728 * c-tree.h (build_conditional_expr): Update declaration.
9730 2009-06-19 Ian Lance Taylor <iant@google.com>
9732 * config/i386/i386.c (ix86_function_specific_save): Test that
9733 fields match values, rather than testing the values are in a
9736 2009-06-19 Richard Guenther <rguenther@suse.de>
9738 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9740 (ptr_derefs_may_alias_p): Likewise.
9741 (ptr_deref_may_alias_ref_p_1): New function.
9742 (ptr_deref_may_alias_ref_p): Likewise.
9743 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9744 covered by looking at the ESCAPED solution.
9745 (call_may_clobber_ref_p_1): Likewise.
9746 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9747 Handle NULL_TREE offset. Do not produce redundant constraints.
9748 (process_all_all_constraints): New helper function.
9749 (do_structure_copy): Use it.
9750 (handle_lhs_call): Likewise.
9751 (find_func_aliases): Handle some builtins with pointer arguments
9752 and/or return values explicitly.
9754 2009-06-19 Ian Lance Taylor <iant@google.com>
9756 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9758 2009-06-19 Ian Lance Taylor <iant@google.com>
9760 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9762 2009-06-19 Ian Lance Taylor <iant@google.com>
9764 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9765 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9768 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9769 uninitialized const.
9771 2009-06-19 Ian Lance Taylor <iant@google.com>
9773 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9776 * c-decl.c (in_struct, struct_types): Remove.
9777 (struct c_binding): Add in_struct field.
9778 (c_binding_ptr): Define type, along with VEC.
9779 (struct c_struct_parse_info): Define.
9780 (struct_parse_info): New static variable.
9781 (bind): Initialize in_struct field.
9782 (start_struct): Remove enclosing_in_struct and
9783 enclosing_struct_types parameters. Add
9784 enclosing_struct_parse_info parameter. Change all callers. Set
9785 struct_parse_info rather than in_struct and struct_types.
9786 (grokfield): If -Wc++-compat and there is a symbol binding for the
9787 field name, set the in_struct flag and push it on the
9788 struct_parse_info->fields vector.
9789 (warn_cxx_compat_finish_struct): New static function.
9790 (finish_struct): Remove enclosing_in_struct and
9791 enclosing_struct_types parameters. Add
9792 enclosing_struct_parse_info parameter. Change all callers. Don't
9793 set C_TYPE_DEFINED_IN_STRUCT here. Call
9794 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9795 parameter. Only push on struct_types if warn_cxx_compat.
9796 (finish_enum): Only push on struct_types if warn_cxx_compat.
9797 (declspecs_add_type): Add loc parameter. Change all callers.
9798 Change all error calls to error_at. Pass loc, not input_location,
9799 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9800 defined in a struct. If -Wc++-compat and parsing a struct, record
9801 that a typedef name was used.
9802 * c-parser.c (c_parser_declspecs): Get location to pass to
9804 (c_parser_struct_or_union_specifier): Update calls to start_struct
9806 * c-tree.h (struct c_struct_parse_info): Declare.
9807 (finish_struct, start_struct): Update declarations.
9808 (declspecs_add_type): Update declaration.
9810 2009-06-19 Ian Lance Taylor <iant@google.com>
9812 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9813 variable with an anonymous type.
9815 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9817 * see.c: Remove for real.
9819 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9821 * optabs.h (enum optab_index): Add new OTI_significand.
9822 (significand_optab): Define corresponding macro.
9823 * optabs.c (init_optabs): Initialize significand_optab.
9824 * genopinit.c (optabs): Implement significand_optab using
9825 significand?f2 patterns.
9826 * builtins.c (expand_builtin_mathfn): Handle
9827 BUILT_IN_SIGNIFICAND{,F,L}.
9828 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9829 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9831 * config/i386/i386.md (significandxf2, significand<mode>2): New
9832 expanders to implement significandf, significand and significandl
9833 built-ins as inline x87 intrinsics.
9835 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9837 * config/avr/avr.c (avr_override_options): Remove setting value of
9838 PARAM_INLINE_CALL_COST.
9840 2009-06-18 Richard Henderson <rth@redhat.com>
9843 * tree-pass.h (TDF_ASMNAME): New.
9844 * tree-dump.c (dump_options): Add asmname.
9845 * doc/invoke.texi: Document it.
9847 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9848 (dump_decl_name): ...here.
9849 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9850 (dump_generic_node): Update dump_function_name calls.
9851 (print_call_name): New flags arg; update all dump calls.
9852 * diagnostic.h (print_call_name): Update.
9853 * gimple-pretty-print.c (dump_gimple_call): Update.
9855 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9858 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9860 2009-06-18 Diego Novillo <dnovillo@google.com>
9862 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9863 * plugin.c (str_license): Declare.
9864 (try_init_one_plugin): Assert that the symbol
9865 'plugin_is_GPL_compatible' exists.
9867 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9870 * Makefile.in (OBJS-common): Remove see.o.
9872 * common.opt (fsee): Mark as preserved for backward compatibility.
9873 * opts.c (common_handle_option): Add OPT_fsee to the backward
9874 compatibility section.
9875 * passes.c (init_optimization_passes, pass_see): Remove pass.
9876 * timevar.def (TV_SEE): Remove.
9877 * tree-pass.h (pass_see): Remove declaration.
9878 * doc/invoke.texi (-fsee): Remove documentation.
9880 2009-06-18 Martin Jambor <mjambor@suse.cz>
9882 * tree-sra.c: Include statistics.h
9883 (sra_stats): New variable.
9884 (sra_initialize): Clear sra_stats.
9885 (create_access_replacement): Increment sra_stats.replacements.
9886 (get_access_replacement): Do not return twice.
9887 (analyze_all_variable_accesses): Increment statistics counter by the
9888 number of scalarized aggregates.
9889 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9890 (sra_modify_expr): Increment sra_stats.exprs.
9891 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9892 (sra_modify_assign): Increment sra_stats.exprs,
9893 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9894 (perform_intra_sra): Update statistics counters.
9895 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9897 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9899 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9900 (arm_scalar_mode_supported_p): New function.
9902 2009-06-18 Paul Brook <paul@codesourcery.com>
9903 Sandra Loosemore <sandra@codesourcery.com>
9905 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9906 (__extendhfsf2, __truncsfhf2): Define.
9907 * config/arm/fp16.c: New file.
9908 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9909 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9911 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9913 * doc/extend.texi (Half-Precision): New section.
9914 * doc/invoke.texi (Option Summary): List -mfp16-format.
9915 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9916 * config/arm/arm.opt (mfp16-format=): New.
9917 * config/arm/arm.c: Include intl.h.
9918 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9919 (TARGET_INVALID_RETURN_TYPE): Redefine.
9920 (TARGET_PROMOTED_TYPE): Redefine.
9921 (TARGET_CONVERT_TO_TYPE): Redefine.
9922 (arm_fp16_format): Define.
9923 (all_fpus): Add entry for neon-fp16.
9924 (fp_model_for_fpu): Likewise.
9925 (struct fp16_format): Declare.
9926 (all_fp16_formats): Define.
9927 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9929 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9931 (arm_legitimate_index_p): Treat HFmode like HImode.
9932 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9933 (coproc_secondary_reload_class): Special-case HFmode.
9934 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9935 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9936 (arm_init_fp16_builtins): New.
9937 (arm_init_builtins): Call it.
9938 (arm_invalid_parameter_type): New.
9939 (arm_invalid_return_type): New.
9940 (arm_promoted_type): New.
9941 (arm_convert_to_type).
9942 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9944 (arm_emit_fp16_const): New function.
9945 (arm_mangle_type): Mangle __fp16 as "Dh".
9946 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9948 (TARGET_NEON_FP16): New.
9949 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9950 (enum fputype): Add FPUTYPE_NEON_FP16.
9951 (enum arm_fp16_format_type): Declare.
9952 (arm_fp16_format): Declare.
9953 (LARGEST_EXPONENT_IS_NORMAL): Define.
9954 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9955 * config/arm/arm-modes.def (HFmode): Define.
9956 * config/arm/vfp.md: (*movhf_vfp): New.
9959 * config/arm/arm.md: (fpu): Add neon_fp16.
9960 (floatsihf2, floatdihf2): New.
9961 (fix_trunchfsi2, fix_trunchfdi2): New.
9965 (*arm32_movhf): New.
9966 (*thumb1_movhf): New.
9967 (consttable_2): Add check for HFmode constants.
9968 (consttable_4): Handle HFmode constants.
9970 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9972 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9974 2009-06-17 Olivier Hainque <hainque@adacore.com>
9976 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9977 const char ** conversion in AIX specific section.
9979 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9981 * config/i386/i386.c (ix86_special_builtin_type): Remove
9982 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9983 (bdesc_special_args): Updated.
9984 (ix86_init_mmx_sse_builtins): Likewise.
9985 (ix86_expand_special_args_builtin): Likewise.
9987 2009-06-17 Richard Henderson <rth@redhat.com>
9989 * tree-pretty-print.c (maybe_dump_asm_name): New.
9990 (dump_decl_name): Use it.
9991 (PRINT_FUNCTION_NAME): Merge into...
9992 (dump_function_name): ... here. Use maybe_dump_asm_name.
9994 2009-06-17 Cary Coutant <ccoutant@google.com>
9996 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
9998 * debug.c (struct gcc_debug_hooks): Change placeholder for
10000 (debug_nothing_int_charstar_int): Replaced by...
10001 (debug_nothing_int_charstar_int_bool): ...this.
10002 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10003 source_line prototype.
10004 (debug_nothing_int_charstar_int): Replaced by...
10005 (debug_nothing_int_charstar_int_bool): ...this.
10006 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10007 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10008 Output is_stmt operand when necessary.
10009 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10010 (notice_source_line): Add is_stmt parameter.
10011 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10012 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10014 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10015 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10017 2009-06-17 Ian Lance Taylor <iant@google.com>
10019 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10021 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10024 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10026 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10027 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10028 tree_strip_sign_nop_conversions and
10029 tree_ssa_strip_useless_type_conversions rather than stripping
10030 the operations here.
10031 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10033 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10034 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10035 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10036 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10039 2009-06-17 Michael Eager <eager@eagercon.com>
10041 * config/rs6000/constraints.md (register_constraint "d"): New.
10042 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10043 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10044 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10045 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10046 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10047 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10048 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10049 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10050 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10051 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10053 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10054 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10055 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10056 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10057 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10058 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10059 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10060 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10061 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10062 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10063 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10064 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10065 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10066 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10068 2009-06-16 Ian Lance Taylor <iant@google.com>
10070 * profile.c (total_num_never_executed): Don't define.
10071 (compute_branch_probabilities): Don't count or print
10072 num_never_executed.
10073 (init_branch_prob): Don't set total_num_never_executed.
10074 (end_branch_prob): Don't print total_num_never_executed.
10076 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10078 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10080 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10082 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10083 (nabstd2_fpr): Same.
10085 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10087 * expr.c (expand_assignment): Change complex type check.
10089 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10091 * doc/plugins.texi (Building GCC plugins): Added new section.
10093 2009-06-17 Ian Lance Taylor <iant@google.com>
10095 * c-pch.c (get_ident): Don't set size of templ array.
10096 (pch_init): Don't set size of partial_pch array.
10098 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10099 string constant to intialize an array whose size is the length of
10102 2009-06-17 Richard Guenther <rguenther@suse.de>
10104 PR tree-optimization/40389
10105 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10106 to addressable types.
10107 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10109 2009-06-17 Richard Guenther <rguenther@suse.de>
10111 PR middle-end/40460
10112 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10113 if there is no evolution of left in the loop bail out.
10114 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10115 chrec_fold_multiply.
10117 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10118 Janis Johnson <janis187@us.ibm.com>
10121 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10122 for the symbol ref of a constant that is the source of a move
10123 - nor for any other not-obvious-label-ref constants.
10125 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10127 * plugin.c (position_pass): Skip newly inserted pass during list
10128 traversal to avoid repeated insertion.
10130 2009-06-16 Ian Lance Taylor <iant@google.com>
10132 * vec.h (VEC_stack_alloc): Define different version if
10133 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10134 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10135 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10136 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10138 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10140 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10142 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10143 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10144 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10145 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10146 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10147 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10148 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10149 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10150 __builtin_ia32_rdtscp.
10151 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10152 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10153 and __builtin_ia32_rorhi.
10154 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10155 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10156 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10157 (ix86_expand_args_builtin): Likewise.
10158 (ix86_expand_special_args_builtin): Likewise.
10160 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10161 (UNSPECV_RDTSC): Likewise.
10162 (UNSPECV_RDPMC): Likewise.
10163 (*bsr): Renamed to ...
10165 (*bsr_rex64): Renamed to ...
10168 (*rdpmc): Likewise.
10169 (*rdpmc_rex64): Likewise.
10171 (*rdtsc): Likewise.
10172 (*rdtsc_rex64): Likewise.
10173 (rdtscp): Likewise.
10174 (*rdtscp): Likewise.
10175 (*rdtscp_rex64): Likewise.
10177 * config/i386/ia32intrin.h: New.
10179 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10181 2009-06-16 Ian Lance Taylor <iant@google.com>
10183 * ira-build.c (copy_info_to_removed_store_destinations):
10184 Initialize parent_a.
10186 2009-06-16 Ian Lance Taylor <iant@google.com>
10188 * c-decl.c (grokdeclarator): Change size_varies to bool.
10190 2009-06-16 Ian Lance Taylor <iant@google.com>
10192 * sel-sched.c: Make forward declarations of move_op_hooks and
10193 fur_hooks explicitly extern.
10195 2009-06-16 Ian Lance Taylor <iant@google.com>
10197 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10198 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10200 2009-06-16 Ian Lance Taylor <iant@google.com>
10202 * resource.c (mark_referenced_resources): Change
10203 include_delayed_effects parameter to bool. Change all callers.
10204 (mark_end_of_function_resources): Likewise.
10205 * reorg.c (insn_references_resource_p): Likewise.
10206 (insn_sets_resource_p): Likewise.
10207 * resource.h (mark_referenced_resources): Update declaration.
10208 (mark_end_of_function_resources): Update declaration.
10210 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10212 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10214 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10216 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10217 GCC can bootstrap on AIX with GNU Binutils 2.20.
10219 2009-06-16 Ian Lance Taylor <iant@google.com>
10221 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10223 2009-06-16 Ian Lance Taylor <iant@google.com>
10225 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10226 inline, not extern inline.
10227 (exact_log2): Likewise.
10228 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10230 (exact_log2): Likewise, but don't test CTZ_HWI.
10232 2009-06-16 Ian Lance Taylor <iant@google.com>
10234 * bitmap.c (bitmap_clear): Don't declare as inline.
10235 * gimple.c (gimplify_assign): Likewise.
10236 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10237 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10238 (sched_scan_info): Remove duplicate definition.
10240 2009-06-16 Ian Lance Taylor <iant@google.com>
10242 * c-common.c (skip_evaluation): Don't define.
10243 (c_inhibit_evaluation_warnings): Define global variable.
10244 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10245 than skip_evaluation.
10246 (convert_and_check, warn_for_div_by_zero): Likewise.
10247 * c-common.h (skip_evaluation): Don't declare.
10248 (c_inhibit_evaluation_warnings): Declare.
10249 * c-parser.c (c_parser_typeof_specifier): Set
10250 c_inhibit_evaluation_warnings rather than skip_evaluation.
10251 (c_parser_conditional_expression): Likewise.
10252 (c_parser_binary_expression): Likewise.
10253 (c_parser_sizeof_expression): Likewise.
10254 (c_parser_alignof_expression): Likewise.
10255 * c-typeck.c (build_indirect_ref): Check
10256 c_inhibit_evaluation_warnings rather than skip_evaluation.
10257 (build_conditional_expr, build_binary_op): Likewise.
10259 2009-06-16 Richard Guenther <rguenther@suse.de>
10261 * tree-ssa-alias.c (is_escape_site): Remove.
10262 * tree-ssa-alias.h (enum escape_type): Remove.
10263 (is_escape_site): Likewise.
10264 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10265 via casts and asms without deferring to is_escape_site.
10267 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10269 PR middle-end/40446
10270 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10271 use gen_lowpart if op0 has complex mode.
10273 2009-06-16 Richard Guenther <rguenther@suse.de>
10275 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10276 variables add them to ESCAPED.
10277 (find_func_aliases): Do not make all indirectly stored values escaped.
10279 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10281 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10282 make_decl_one_only.
10284 2009-06-16 Martin Jambor <mjambor@suse.cz>
10286 PR tree-optimization/40432
10287 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10288 check whether we need to force gimple register operand.
10290 2009-06-16 Martin Jambor <mjambor@suse.cz>
10292 PR tree-optimization/40413
10293 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10294 build_ref_for_offset.
10295 (propagate_subacesses_accross_link): Fix a typo in a comment.
10297 2009-06-16 Ira Rosen <irar@il.ibm.com>
10299 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10300 with additional parameter.
10301 * tree-vectorizer.h (enum vect_def_type): Add new value
10303 (enum vect_relevant): Add comments.
10304 (vect_is_simple_reduction): Add new argument.
10305 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10306 Detect nested cycles.
10307 (vect_is_simple_reduction): Update documentation, add an argument to
10308 distinguish inner-loop reduction from nested cycle, detect nested
10309 cycles, fix printings and indentation, don't swap operands in case
10311 (get_initial_def_for_reduction): Handle subtraction.
10312 (vect_create_epilog_for_reduction): Add new argument to specify
10313 reduction variable.
10314 (vect_finalize_reduction): Handle subtraction, fix comments.
10315 (vectorizable_reduction): Handle nested cycles. In case of nested
10316 cycle keep track of the reduction variable position. Call
10317 vect_is_simple_reduction with additional parameter. Use original
10318 statement code in reduction epilogue for nested cycle. Call
10319 vect_create_epilog_for_reduction with additional parameter.
10320 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10321 inner-loop vectorization.
10322 (vect_recog_widen_sum_pattern): Likewise.
10323 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10325 (vect_mark_stmts_to_be_vectorized): Likewise.
10326 (vect_get_vec_def_for_operand): Handle nested cycles.
10328 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10330 * doc/invoke.texi (Debugging Options): Fix option index entries
10331 for -fdump-statistics, -frandom-seed add entries for
10332 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10333 (FRV Options): Fix entries for -mTLS, -mtls.
10334 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10335 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10336 (M68hc1x Options): Fix @itemx for -mnominmax.
10337 (MCore Options): Fix entry for -mno-lsim.
10338 (MMIX Options): Fix entry for -mabi=mmixware.
10339 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10341 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10343 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10344 Mention the plugin mode of gengtype.
10345 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10346 * gengtype.c: Updated copyright.
10347 (plugin_files, nb_plugin_files) Added new static variables.
10348 (measure_input_list) Care about plugin_files.
10349 (write_rtx_next): Added early return in plugin mode.
10350 (create_file): Updated copyright year in generated file. Added
10352 (oprintf): Added early return if NULL outf.
10353 (get_output_file_with_visibility): Care of plugin_files.
10354 (get_output_file_name): May return null.
10355 (write_local): Added early return.
10356 (put_mangled_filename): Ditto.
10357 (finish_root_table): Added check for base_files.
10358 (write_roots): Care about null when plugins.
10359 (main): Added plugin mode.
10361 2009-06-15 Ian Lance Taylor <iant@google.com>
10363 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10364 * gcov.c (read_count_file): Add braces around variables declared
10367 * c.opt (Wjump-misses-init): New warning.
10368 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10369 -Wall and -Wc++-compat if not already set.
10370 (c_common_post_options): Clear warn_jump_misses_init if it was not
10372 * c-decl.c (struct c_binding): Change type field to a union with
10373 new label field. Make it the first field in the struct. Update
10374 references to type to use u.type instead.
10375 (struct c_spot_bindings): Define.
10376 (struct c_goto_bindings): Define.
10377 (c_goto_bindings_p): Define, along with VECs.
10378 (struct c_label_vars): Define.
10379 (struct c_scope): Add has_label_bindings field.
10380 (bind_label, set_spot_bindings): New static functions.
10381 (decl_jump_unsafe, update_spot_bindings): New static functions.
10382 (update_label_decls): New static function.
10383 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10384 Update binding u.label field to shadowed field.
10385 (c_binding_start_stmt_expr): New function.
10386 (c_binding_end_stmt_expr): New function.
10387 (pushdecl): Don't call c_begin_vm_scope.
10388 (make_label): Add defining and p_label_vars parameters. Change
10390 (lookup_label): Correct test for whether a label has not yet been
10391 defined. Call bind_label rather than bind.
10392 (warn_about_goto): New static function.
10393 (lookup_label_for_goto): New function.
10394 (declare_label): Call bind_label rather than bind.
10395 (check_earlier_gotos): New static function.
10396 (define_label): Don't give errors about jumping into statement
10397 expressions or scopes of variably modified types. Call
10398 set_spot_bindings and check_earlier_gotos. Call bind_label
10399 instead of bind. Don't set label_context_stack_se or
10400 label_context_stack_vm.
10401 (c_get_switch_bindings): New function.
10402 (c_release_switch_bindings): New function.
10403 (c_check_switch_jump_warnings): New function.
10404 (start_function): Don't set label_context_stack_se or
10405 label_context_stack_vm.
10406 (finish_function): Likewise.
10407 * c-typeck.c (label_context_stack_se): Don't define.
10408 (label_context_stack_vm): Don't define.
10409 (c_finish_goto_label): Call lookup_label_for_goto rather than
10410 lookup_label. Don't give errors about jumping into a statement
10411 expression or the scope of a variably modified type. Don't set
10412 label_context_stack_se or label_context_stack_vm.
10413 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10414 fields. Add bindings field.
10415 (c_start_case): Don't set deleted fields. Set bindings field.
10416 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10417 or blocked_vm. Call c_check_switch_jump_warnings.
10418 (c_finish_case): Don't test blocked_stmt_expr field. Call
10419 c_release_switch_bindings.
10420 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10421 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10422 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10423 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10424 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10425 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10426 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10427 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10428 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10429 (C_DECL_UNJUMPABLE_VM): Don't define.
10430 (C_DECL_UNDEFINABLE_VM): Don't define.
10431 (struct c_label_list): Don't define.
10432 (struct c_label_context_se): Don't define.
10433 (struct c_label_context_vm): Don't define.
10434 (struct c_spot_bindings): Declare.
10435 (c_bindings_start_stmt_expr): Declare.
10436 (c_bindings_end_stmt_expr): Declare.
10437 (lookup_label_for_goto): Declare.
10438 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10439 (c_check_switch_jump_warnings): Declare.
10440 (label_context_stack_se, label_context_stack_vm): Don't declare.
10441 (c_finish_goto_label): Update declaration.
10442 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10443 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10444 (Warning Options): Document -Wjump-misses-init.
10446 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10448 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10451 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10453 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10455 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10457 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10459 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10461 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10463 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10465 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10466 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10467 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10468 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10469 * dwarf2asm.c (dw2_force_const_mem): Update call to
10470 make_decl_one_only.
10471 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10472 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10473 * langhooks.c (lhd_comdat_group): Remove.
10474 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10475 * tree.h (DECL_COMDAT_GROUP): New.
10476 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10477 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10478 (make_decl_one_only): Change signature.
10479 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10480 make_decl_one_only.
10481 (make_decl_one_only): Change signature.
10482 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10484 2009-06-15 Richard Guenther <rguenther@suse.de>
10486 PR middle-end/40439
10487 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10489 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10491 * tree-ssa-math-opts.c: Remove extra divide.
10493 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10495 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10497 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10499 * passes.c: Add bswap pass.
10500 * tree-pass.h: Add pass_optimize_bswap declaration.
10501 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10502 Include rtl.h, expr.h and optabs.h for optab_handler check.
10503 (struct symbolic_number, pass_optimize_bswap): New definition.
10504 (do_shift_rotate, verify_symbolic_number_p): New functions.
10505 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10506 (gate_optimize_bswap): New function.
10507 * tree.c (widest_int_cst_value): New function.
10508 * tree.h (widest_int_cst_value): Prototype added.
10510 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10512 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10513 REG_EQUAL/REG_EQUIV notes.
10515 2009-06-14 Richard Guenther <rguenther@suse.de>
10517 PR middle-end/40389
10518 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10519 has its address taken if NRV was applied and it is addressable.
10520 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10521 function split out from ...
10522 (get_constraint_for_1): ... here.
10523 (handle_rhs_call): Use it to mark the return slot escaped if
10524 it is addressable and NRV was applied.
10526 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10528 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10529 Change first argument type to location_t.
10530 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10531 Do not set input_location.
10532 Use loc instead of input_location throughout.
10534 2009-06-13 Richard Guenther <rguenther@suse.de>
10536 PR tree-optimization/40421
10537 * tree-predcom.c (should_unroll_loop_p): Remove.
10538 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10540 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10542 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10543 Add location argument.
10545 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10547 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10549 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10550 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10551 * config/spu/spu-protos.h: Add location to
10552 spu_resolve_overloaded_builtin.
10553 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10554 spu_build_builtin_va_list.
10555 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10556 argument. Pass location to build_function_call_vec.
10557 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10559 (emit_fpu_switch): Same.
10560 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10561 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10562 to build_decl and create_artificial_label.
10563 (xtensa_gimplify_va_arg_expr): Same.
10564 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10565 (xstormy16_gimplify_va_arg_expr): Same.
10566 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10567 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10568 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10569 (mips16_build_function_stub): Same.
10570 (mips16_build_call_stub): Same.
10572 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10575 * arm/constraints.md (Pa, Pb): New constraints.
10576 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10577 split pattern to deal with them.
10579 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10581 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10582 fix index entry for -Xpreprocessor.
10584 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10586 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10587 Add location argument to build_decl call.
10588 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10589 (rs6000_init_builtins): Same.
10590 (spe_init_builtins): Same.
10591 (rs6000_gimplify_va_arg): Add location argument to
10592 create_artificial_label call.
10594 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10596 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10597 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10598 * Makefile.in: Fix GGC dependency for gcse.o.
10600 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10602 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10603 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10604 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10606 * c-parser.c (c_parser_binary_expression): Use current column while
10607 building binary operations.
10608 * common.opt (fshow-column): Enable by default.
10609 * tree-vrp.c (check_array_ref): Use warning_at.
10610 (check_array_bounds): Use location from call back if expr has no
10612 * tree.h: Add location argument to maybe_fold_*.
10613 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10614 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10615 (maybe_fold_offset_to_component_ref): Same.
10616 (maybe_fold_offset_to_reference): Same.
10617 (maybe_fold_offset_to_address): Same.
10618 (maybe_fold_stmt_indirect): Same.
10619 (maybe_fold_stmt_addition): Same.
10620 (fold_stmt_r): Pass location to maybe_fold_*.
10621 (fold_gimple_assign): Same.
10622 * c-tree.h: Add location argument to finish_decl,
10623 default_function_array_conversion, store_init_value.
10624 * c-decl.c (define_label): Use error_at.
10625 (c_make_fname_decl): Pass location to finish_decl.
10626 (finish_decl): New location argument.
10627 (build_compound_literal): Pass location to store_init_value.
10628 (grokdeclarator): Pass location to finish_decl.
10630 * c-typeck.c (array_to_pointer_conversion): New location argument.
10631 (function_to_pointer_conversion): Same.
10632 (default_function_array_conversion): Same.
10633 (parser_build_unary_op): Pass location to overflow_warning.
10634 (parser_build_binary_op): Same. Use warning_at.
10635 (build_unary_op): Pass location to array_to_pointer_conversion.
10636 (build_c_cast): Pass location to digest_init.
10637 (build_modify_expr): New location argument.
10638 (convert_for_assignment): Same.
10639 (store_init_value): Same.
10640 (digest_init): Same.
10641 (output_init_element): Pass location to digest_init and
10642 array_to_pointer_conversion.
10643 (c_finish_return): Pass location to convert_for_assignment.
10644 * gimplify.c (gimplify_conversion): Pass location to
10645 maybe_fold_offset_to_address.
10646 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10647 to maybe_fold_stmt_addition.
10648 * c-omp.c (c_finish_omp_atomic): Pass new location to
10650 (c_finish_omp_for): Same.
10651 * c-common.c (overflow_warning): New argument.
10652 * c-common.h: New argument to build_modify_expr, overflow_warning.
10653 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10655 (c_parser_initializer): Pass location to
10656 default_function_array_conversion.
10657 (c_parser_initelt): Same.
10658 (c_parser_initval): Same.
10659 (c_parser_asm_operands): Same.
10660 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10661 (c_parser_conditional_expression): Same.
10662 (c_parser_binary_expression): Add location info to stack. Use it.
10663 (c_parser_unary_expression): Pass location to
10664 default_function_array_conversion, parser_build_unary_op,
10665 build_indirect_ref, c_parser_postfix_expression_after_primary.
10666 (c_parser_postfix_expression_after_primary): New location argument.
10668 (c_parser_expression_conv): Pass location to
10669 default_function_array_conversion.
10670 (c_parser_expr_list): Same.
10671 (c_parser_omp_atomic): Same.
10672 (c_parser_omp_for_loop): Same.
10673 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10674 (build_array_declarator): New argument.
10675 * c-decl.c (build_array_declarator): Add location argument.
10676 (grokdeclarator): Set id_loc for cdk_array.
10677 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10678 build_array_declarator.
10679 * tree.c (build_omp_clause): Add location argument.
10680 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10681 (OMP_CLAUSE_LOCATION): New macro.
10682 (struct tree_omp_clause): Add location field.
10683 (build_omp_clause): Add argument.
10684 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10685 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10687 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10688 (cp_parser_omp_clause_collapse): Same.
10689 (cp_parser_omp_clause_default): Same.
10690 (cp_parser_omp_clause_if): Same.
10691 (cp_parser_omp_clause_nowait): Same.
10692 (cp_parser_omp_clause_num_threads): Same.
10693 (cp_parser_omp_clause_ordered): Same.
10694 (cp_parser_omp_clause_schedule): Same.
10695 (cp_parser_omp_clause_untied): Same.
10696 (cp_parser_omp_for_loop): Same.
10697 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10698 * c-tree.h (c_start_case): Add location argument.
10699 (c_process_expr_stmt): Same.
10700 (c_finish_goto_*): Same.
10701 * tree-parloops.c (initialize_reductions): Pass location to
10703 (create_parallel_loop): Same.
10704 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10705 (gfc_trans_omp_reduction_list): Same.
10706 (gfc_trans_omp_clauses): Same.
10707 (gfc_trans_omp_do): Same.
10708 * c-typeck.c (c_finish_goto_label): Same.
10709 (c_finish_goto_ptr): New location argument.
10710 (c_start_case): Same.
10711 (emit_side_effect_warnings): Same.
10712 (c_process_expr_stmt): Same.
10713 (c_finish_stmt_expr): Same.
10714 (c_finish_omp_clauses): Use error_at instead of error.
10715 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10717 * c-omp.c (c_split_parallel_clauses): New location argument.
10718 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10719 to build_omp_clause.
10720 (convert_local_reference_stmt): Same.
10721 (convert_gimple_call): Same.
10722 * c-common.h (c_split_parallel_clauses): New argument.
10723 * c-parser.c (c_parser_statement_after_labels): Pass location to
10724 c_finish_goto_label.
10725 (c_parser_switch_statement): Pass location to c_start_case.
10726 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10727 and c_process_expr_stmt.
10728 (c_parser_omp_variable_list): Add location argument.
10729 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10730 (c_parser_omp_clause_default): Same.
10731 (c_parser_omp_clause_if): Same.
10732 (c_parser_omp_clause_num_threads): Same.
10733 (-c_parser_omp_clause_ordered): Same.
10734 (c_parser_omp_clause_reduction): Pass location to
10735 c_parser_omp_variable_list.
10736 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10737 (c_parser_omp_clause_untied): Same.
10738 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10739 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10741 * c-tree.h (check_for_loop_decls, undeclared_variable,
10742 build_component_ref, build_array_ref, build_external_ref,
10743 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10744 build_conditional_expr, build_compound_expr, c_cast_expr,
10745 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10746 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10748 * c-semantics.c (build_stmt): Same.
10749 (build_case_label): Same.
10750 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10751 (undeclared_variable): New argument.
10752 (make_label): Same.
10753 (lookup_label): Pass location on down.
10754 (define_label): Same.
10755 (finish_decl): Same.
10756 (build_compound_literal): Same.
10757 (finish_struct): Same.
10758 (finish_function): Do not set location here.
10759 (check_for_loop_decls): New argument.
10760 * tree.c (save_expr): Set location.
10761 (build_empty_stmt): New argument.
10762 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10763 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10764 * builtins.c (gimplify_va_arg_expr): Use locations.
10765 (expand_builtin_sync_operation): Same.
10766 * c-typeck.c (build_component_ref): New argument.
10767 (build_array_ref): Same.
10768 (build_external_ref): Same.
10769 (c_expr_sizeof_expr): Same.
10770 (c_expr_sizeof_type): Same.
10771 (parser_build_unary_op): Same.
10772 (build_conditional_expr): Same.
10773 (build_compound_expr): Pass location on down.
10774 (build_compound_expr): New argument.
10775 (build_c_cast): Same.
10776 (c_cast_expr): Same.
10777 (build_asm_expr): Same.
10778 (c_finish_return): Same.
10779 (c_process_expr_stmt): Pass location on down.
10780 (c_finish_stmt_expr): New argument.
10781 (push_clenaup): Same.
10782 (c_finish_omp_parallel): Same.
10783 (c_finish_omp_task): Same.
10784 * gimplify.c (gimplify_call_expr): Pass location on down.
10785 * c-omp.c (c_finish_omp_master): New argument.
10786 (c_finish_omp_critical): Same.
10787 (c_finish_omp_ordered): Same.
10788 (c_finish_omp_barrier): Same.
10789 (-c_finish_omp_taskwait): Same.
10790 (c_finish_omp_atomic): Same.
10791 (c_finish_omp_flush): Same.
10792 * tree-inline.c (copy_tree_body_r): Pass location on down.
10793 (inline_forbidden_p): Remove use of input_location.
10794 * c-gimplify.c (c_build_bind_expr): New argument.
10795 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10796 (c_sizeof_or_alignof_type): New argument.
10797 (c_alignof_expr): Same.
10798 (build_va_arg): Same.
10799 (c_add_case_label): Same.
10800 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10801 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10802 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10803 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10804 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10805 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10807 * stub-objc.c (objc_build_selector_expr): Same.
10808 (objc_build_throw_stmt): Same.
10809 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10810 (c_parser_initelt): Same.
10811 (c_parser_compound_statement): Same.
10812 (c_parser_compound_statement_nostart): Same.
10813 (c_parser_label): Same.
10814 (c_parser_statement_after_labels): Same.
10815 (c_parser_if_body): Same.
10816 (c_parser_else_body): Same.
10817 (c_parser_if_statement): Same.
10818 (c_parser_switch_statement): Same.
10819 (c_parser_while_statement): Same.
10820 (c_parser_do_statement): Same.
10821 (c_parser_for_statement): Same.
10822 (c_parser_asm_statement): Same.
10823 (c_parser_conditional_expression): Same.
10824 (c_parser_binary_expression): Same.
10825 (c_parser_cast_expression): Same.
10826 (c_parser_unary_expression): Same.
10827 (c_parser_sizeof_expression): Same.
10828 (c_parser_alignof_expression): Same.
10829 (c_parser_postfix_expression): Same.
10830 (c_parser_expression): Same.
10831 (c_parser_objc_receiver): Same.
10832 (c_parser_omp_variable_list): Same.
10833 (c_parser_omp_structured_block): Same.
10834 (c_parser_omp_atomic): New argument.
10835 (c_parser_omp_barrier): Same.
10836 (c_parser_omp_critical): Same.
10837 (c_parser_omp_flush): Pass location on down.
10838 (c_parser_omp_for_loop): New argument.
10839 (c_parser_omp_for): Same.
10840 (c_parser_omp_master): Same.
10841 (c_parser_omp_ordered): Same.
10842 (c_parser_omp_sections_scope): Same.
10843 (c_parser_omp_sections): Same.
10844 (c_parser_omp_parallel): Same.
10845 (c_parser_omp_single): Same.
10846 (c_parser_omp_task): Same.
10847 (c_parser_omp_taskwait): Pass location on down.
10848 (c_parser_omp_construct): Same.
10849 (c_parser_omp_threadprivate): Same.
10850 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10851 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10852 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10853 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10854 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10855 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10856 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10857 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10858 config/i386/i386.c, stmt.c:
10859 Add location argument to the following function definitions and/or
10860 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10861 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10862 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10863 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10864 do_case, c_finish_bc_stmt, build_compound_literal,
10865 build_function_call.
10866 * c-decl.c (build_compound_literal): Add location argument.
10867 Make all diagnostic calls use location.
10868 (start_struct): Same.
10869 (finish_struct): Same.
10870 (start_enum): Same.
10871 (build_enumerator): Same.
10872 (start_function): Same.
10873 (grokdeclarator): Make all diagnostic calls use location.
10874 (store_parm_decls_oldstyle): Same.
10875 * c-typeck.c (build_function_call): Add location argument.
10876 Make all diagnostic calls use location.
10878 (c_finish_bc_stmt): Same.
10879 * tree-nested.c (get_trampoline_type): Add argument.
10880 Pass location to build_decl.
10881 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10882 * rtl.h (RTL_LOCATION): New.
10883 * c-common.c (c_add_case_label): Add location argument.
10884 Make all diagnostic calls use location.
10885 * c-common.h: Add location argument to make_fname_decl, do_case,
10886 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10887 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10888 Set it appropriately for every case. Pass enum_loc to start_enum
10889 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10891 (c_parser_struct_or_union_specifier): Save location. Use it for
10892 start_struct, finish_struct, and parser_xref_tag.
10894 2009-06-12 Ian Lance Taylor <iant@google.com>
10896 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10898 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10899 cpp_opts->warn_cxx_operator_names.
10901 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10904 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10905 is returns NULL and OP is a VCE, look through the VCE.
10907 2009-06-12 Ian Lance Taylor <iant@google.com>
10910 * collect2.c (main): Use CONST_CAST2 in code inside #if
10911 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10913 2009-06-12 Joey Ye <joey.ye@intel.com>
10915 PR middle-end/39146
10916 * cfgexpand.c (get_decl_align_unit): Update
10917 max_used_stack_slot_alignment with align instead of
10918 stack_alignment_needed.
10920 * function.c (assign_stack_local_1): Update
10921 max_used_stack_slot_alignment with alignment_in_bits instead
10922 of stack_alignment_needed.
10923 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10926 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10928 * dwarf2out.c (last_var_location_insn): New variable.
10929 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10930 (dwarf2out_var_location): Don't record anything after last real
10931 insn. Only change labels if there were any real instructions
10932 in between last note and this one, or if changed sections.
10934 2009-06-11 Richard Henderson <rth@redhat.com>
10936 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10937 note when storing the frame pointer in a register.
10938 (FRP): Don't redefine to nothing for epilogue.
10939 (alpha_expand_epilogue): Mark register and sp restores.
10940 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10942 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10943 when gen_lowpart is needed.
10945 2009-06-11 Richard Henderson <rth@redhat.com>
10947 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10949 * dwarf2out.c (need_data_align_sf_opcode): New.
10950 (div_data_align): Move earlier.
10951 (def_cfa_1, reg_save): Use it.
10953 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10955 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10956 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10957 (ix86_handle_option): Handle OPT_mcrc32.
10958 (ix86_target_string): Add -mcrc32.
10959 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10961 * config/i386/i386.h (TARGET_CRC32): New.
10963 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10964 (sse4_2_crc32di): Likewise.
10966 * config/i386/i386.opt (mcrc32): New.
10968 * doc/invoke.texi: Document -mcrc32.
10970 2009-06-11 Richard Henderson <rth@redhat.com>
10972 * common.opt (gdwarf-): Accept a version number.
10973 * doc/invoke.texi (gdwarf-): Update docs.
10974 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10975 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10976 version level, and record it.
10978 * dwarf2.h (DW_CIE_VERSION): Remove.
10979 * dwarf2out.c (DWARF_VERSION): Remove.
10980 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10981 (output_call_frame_info): Use CIE version 3 for dwarf3,
10982 or if the return register column is out of range for version 1.
10983 (dwarf_stack_op_name): Add all dwarf3 values.
10984 (DEBUG_PUBTYPES_SECTION): New.
10985 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10986 encoding change for dwarf3.
10987 (output_die) [dw_val_class_die_ref]: Likewise.
10988 (output_compilation_unit_header): Emit correct version for dwarf3.
10989 (output_line_info): Likewise.
10990 (output_pubnames): Update for DWARF_VERSION removal.
10991 (output_aranges): Likewise.
10992 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10993 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
10994 (dwarf2out_finish): Likewise.
10996 2009-06-11 David Daney <ddaney@caviumnetworks.com>
10998 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11001 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11004 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11005 * builtins.c (expand_builtin_unreachable): New function.
11006 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11007 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11008 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11010 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11011 searching for missing barriers.
11013 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11015 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11016 when -fprofile-generate* was passed.
11017 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11019 2009-06-11 Anthony Green <green@moxielogic.com>
11021 * config/moxie/moxie.md: Define length attribute for all instructions.
11023 (*b<cond:code>): Support limited branch ranges for new PC-relative
11024 branch instructions.
11025 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11027 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11029 * config/i386/i386.c (min_insn_size): Use get_attr_length
11030 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11031 For __asm return 0.
11033 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11034 instead of emit_insn_before.
11036 2009-06-10 Ian Lance Taylor <iant@google.com>
11039 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11042 2009-06-10 Revital Eres <eres@il.ibm.com>
11044 * passes.c (init_optimization_passes): Reschedule
11045 predictive-commoning pass before complete unroll pass.
11047 2009-06-10 Martin Jambor <mjambor@suse.cz>
11049 * cgraph.c (cgraph_node_can_be_local_p): New function.
11050 (cgraph_make_node_local): New function.
11051 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11052 (cgraph_make_node_local): Declare.
11054 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11056 * tree.h (tree_base): Add packed_flag and user_align fields.
11057 Decrease size of spare field.
11058 (TYPE_USER_ALIGN): Use user_align from tree_base.
11059 (DECL_USER_ALIGN): Likewise.
11060 (TYPE_PACKED): Use packed_flag from tree_base.
11061 (DECL_PACKED): Likewise.
11062 (tree_type): Delete packed_flag and user_align fields. Widen
11063 precision field. Widen mode field and shuffle fields to align
11064 mode on an 8-bit boundary.
11065 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11066 Renumber decl_flag_* fields. Fix comments. Widen
11067 decl_common_unused field.
11068 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11069 (DECL_EXTERNAL): Likewise.
11070 (DECL_BIT_FIELD): Likewise.
11071 (DECL_NONADDRESSABLE_P): Likewise.
11072 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11073 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11075 2009-06-10 Ian Lance Taylor <iant@google.com>
11077 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11078 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11079 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11080 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11081 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11082 DEF_VEC_ALLOC_FUNC_P.
11083 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11084 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11085 DEF_VEC_ALLOC_FUNC_O.
11086 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11087 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11088 DEF_VEC_ALLOC_FUNC_I.
11089 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11090 (vec_stack_p_reserve_exact_1): Declare.
11091 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11092 (vec_stack_free): Declare.
11093 (VEC_stack_alloc): Define.
11094 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11095 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11096 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11097 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11099 (stack_vecs): New static variable.
11100 (vec_stack_p_reserve_exact_1): New function.
11101 (vec_stack_o_reserve_1): New static function.
11102 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11103 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11104 (vec_stack_free): New function.
11105 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11106 (VEC_df_ref_stack_alloc): Define.
11107 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11108 DEF_VEC_ALLOC_P_STACK.
11109 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11110 (struct df_collection_rec): Change _vec fields to VEC. Remove
11112 (df_free_collection_rec): Adjust for new fields.
11113 (df_insn_rescan): Use new df_collection_rec fields.
11114 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11115 (df_ref_create_structure, df_ref_record): Likewise.
11116 (df_get_conditional_uses, df_get_call_refs): Likewise.
11117 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11118 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11119 (df_record_exit_block_uses, df_bb_verify): Likewise.
11120 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11121 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11122 Remove count parameter. Change return type to void. Change all
11124 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11125 Remove count parameter. Change return type to void. Change all
11127 (df_install_refs): Change old_vec parameter to VEC. Remove count
11128 parameter. Change all callers.
11129 (df_install_mws): Change old_vec parameter to VEC. Remove count
11130 parameter. Change all callers.
11131 (df_refs_verify): Change new_rec parameter to VEC. Change call
11133 (df_mws_verify): Likewise.
11135 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11137 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11139 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11141 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11143 2009-06-10 Anthony Green <green@moxielogic.com>
11145 * config/moxie/crti.asm: New file.
11146 * config/moxie/crtn.asm: New file.
11147 * config/moxie/moxie.c: New file.
11148 * config/moxie/moxie.h: New file.
11149 * config/moxie/sfp-machine.h: New file.
11150 * config/moxie/moxie-protos.h: New file.
11151 * config/moxie/t-moxie: Created.
11152 * config/moxie/t-moxie-softfp: Created.
11153 * config/moxie/moxie.md: Created.
11154 * config/moxie/constraints.md: Created.
11155 * config.gcc: Add moxie support.
11156 * doc/md.texi (Machine Constraints): Add moxie constraints.
11157 * doc/contrib.texi (Contributors): Mention moxie port.
11158 * doc/install.texi (Specific): Mention the moxie port.
11160 2009-06-09 Ian Lance Taylor <iant@google.com>
11162 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11163 compiling with C++.
11164 * optabs.c (optab_table): Only use designated initializers if
11165 HAVE_DESIGNATED_INITIALIZERS is defined.
11166 (convert_optab_table): Likewise.
11167 (init_optabs): Always call init_insn_codes if
11168 HAVE_DESIGNATED_INITIALIZERS is not defined.
11170 2009-06-09 Ian Lance Taylor <iant@google.com>
11172 * targhooks.c (default_builtin_vectorized_function): Change fn
11173 parameter to unsigned int.
11174 (default_builtin_vectorized_conversion): Change code parameter to
11176 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11177 * targhooks.h: Update declarations.
11178 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11179 parameter to unsigned int.
11181 * c-typeck.c (comptypes_check_enum_int): New static function.
11182 (comptypes_internal): Add enum_and_int_p parameter. Change all
11184 (comp_target_types): Add location parameter. Change all callers.
11185 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11186 Change all callers.
11187 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11188 (build_conditional_expr): Add colon_loc parameter. Change all
11190 (convert_for_assignment): Add location parameter. Change all callers.
11191 * c-parser.c (c_parser_conditional_expression): Pass location of
11192 colon to build_conditional_expr.
11193 * c-tree.h (build_conditional_expr): Update declaration.
11195 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11197 * graphite.c: Revert previous patch.
11199 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11202 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11204 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11206 * tree-ssa-loop-prefetch.c
11207 (loop_prefetch_arrays): Fixed a portability problem in printf format
11210 2009-06-09 Martin Jambor <mjambor@suse.cz>
11212 PR tree-optimization/40351
11213 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11214 refrence to a potential artifical subaccess can be constructed.
11216 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11218 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11219 (sh_override_options): Likewise.
11220 * config/sh/sh.c: Include params.h.
11221 (sh_optimization_options): New.
11222 (sh_override_options): Likewise.
11223 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11224 (OVERRIDE_OPTIONS): Use sh_override_options.
11226 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11228 * dwarf2out.c (emit_cfa_remember): New variable.
11229 (add_fde_cfi): If emit_cfa_remember, recurse to add
11230 DW_CFA_remember_state first.
11231 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11232 instead just set emit_cfa_remember.
11234 2009-06-08 Jan Hubicka <jh@suse.cz>
11237 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11239 2009-06-08 Jan Hubicka <jh@suse.cz>
11241 PR middle-end/39834
11242 * cgraphunit.c (save_inline_function_body): Do not copy transform
11243 hooks for saved inline bodies.
11244 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11245 for given function.
11247 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11249 * jump.c (returnjump_p): Handle delayed branches. Add missing
11252 2009-06-08 Jan Hubicka <jh@suse.cz>
11254 PR middle-end/40102
11255 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11256 original node might've been modified.
11257 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11259 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11261 * tree-object-size.c (addr_object_size): Add OSI argument.
11262 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11263 (compute_builtin_object_size, expr_object_size): Adjust callers.
11264 (plus_stmt_object_size): Call addr_object_size instead of
11265 compute_builtin_object_size.
11267 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11268 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11270 * tree-ssa-loop-prefetch.c
11271 (gather_memory_references): Introduced a counter for the number of
11273 (anything_to_prefetch_p): Introduced a counter for the number of
11275 (is_loop_prefetching_profitable): New function with a cost model
11277 (loop_prefetch_arrays): Use the new cost model to determine if
11278 prefetching is profitable.
11279 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11280 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11281 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11282 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11283 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11284 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11286 2009-06-08 Michael Matz <matz@suse.de>
11289 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11290 partitions use the same.
11291 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11292 for basevars of SSA_NAMEs.
11293 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11294 to not expand them twice.
11295 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11298 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11300 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11301 (fdump-final-insns=, gtoggle): New.
11302 * doc/invoke.texi: Document them.
11303 * final.c (rest_of_clean_state): Dump final insn stream.
11304 * gcc.c (invoke_as): Hook in -fcompare-debug.
11305 (static_spec_functions): Add compare-debug-dump-opt,
11306 compare-debug-self-opt and compare-debug-auxbase-opt.
11307 (compare_debug, compare_debug_second, compare_debug_opt): New.
11308 (switches_debug_check, n_switches_debug_check): New.
11309 (debug_auxbase_opt, debug_check_temp_file): New.
11310 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11312 (do_self_spec): Handle arguments after switches.
11313 (do_spec_1): Add .gk extension to temp file basenames for compare.
11314 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11315 (cc1_options): Use it instead of normal auxbase computation for
11316 the second compare-debug compilation.
11317 (compare_files): New.
11318 (main): Set up and implement compare debug mode.
11319 (compare_debug_dump_opt_spec_function): New.
11320 (compare_debug_self_opt_spec_function): New.
11321 (compare_debug_auxbase_opt_spec_function): New.
11322 * toplev.c (process_options): Handle flag_gtoggle,
11323 flag_dump_final_insns.
11324 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11325 during -fcompare-debug-second compilation.
11327 2009-06-07 Ian Lance Taylor <iant@google.com>
11329 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11330 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11332 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11333 with no default node. Change warning with %H to warning_at.
11334 Don't clear warn_switch around case checking.
11335 * doc/invoke.texi (Warning Options): Clarify distinction between
11336 -Wswitch and -Wswitch-enum.
11338 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11340 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11342 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11344 * gbl-ctors.h: Add header guard.
11346 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11348 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11349 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11350 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11351 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11352 prototypes for removed functions.
11353 (expressions_equal_p): Move to ...
11354 * tree-ssa-sccvn.h: ... here and ...
11355 * matrix-reorg.c: ... adjust includes.
11357 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11359 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11361 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11363 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11364 (finish_function): Remove erroneous whitespace.
11366 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11368 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11369 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11371 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11373 * errors.c (internal_error): Commentary typo fix.
11374 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11375 * tree-ssa-pre.c: Ditto.
11377 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11379 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11380 them is supposed to hold actual statements.
11382 2009-06-06 Ian Lance Taylor <iant@google.com>
11384 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11385 empty statements can now have attributes.
11387 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11389 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11390 * config/mips/mips.md: Ditto.
11392 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11394 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11396 (__eabi_uconvert): Likewise.
11398 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11400 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11401 CFI_* definitions with IN_GCC.
11403 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11405 * xcoffout.h (xcoffout_source_line): Update prototype.
11407 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11409 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11410 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11412 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11414 PR middle-end/40340
11415 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11416 inlined_function_outer_scope_p blocks for artificial inlines
11418 * tree.c (tree_nonartificial_location): Rewrite using
11419 block_nonartificial_location.
11421 2009-06-05 Revital Eres <eres@il.ibm.com>
11422 Leehod Baruch <leehod@il.ibm.com>
11424 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11425 (expand_expr_real_1): Remove comment.
11426 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11427 Vectorize misaligned access when the target supports it.
11428 (vect_supportable_dr_alignment): Check for unaligned access support.
11429 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11432 2009-06-05 Julian Brown <julian@codesourcery.com>
11434 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11435 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11437 2009-06-05 Richard Guenther <rguenther@suse.de>
11440 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11441 as possibly unused.
11443 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11445 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11446 (save_gprs): Don't tell unwinder when a global register is saved.
11447 (s390_emit_epilogue): Emit needed epilogue unwind info.
11449 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11451 * dwarf2out.c (deferred_asm_name): New.
11452 (add_name_and_src_coords_attributes): Defer creation of
11453 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11455 (move_linkage_attr): New.
11456 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11459 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11461 * tree-nested.c (finalize_nesting_tree_1): Declare the
11462 frame_decl in the binding tree.
11464 2009-06-04 Cary Coutant <ccoutant@google.com>
11466 * basic-block.h (struct basic_block_def): Add discriminator field.
11467 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11469 * debug.c (do_nothing_debug_hooks): Add additional entry.
11470 (debug_nothing_int_charstar_int): New function.
11471 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11472 (debug_nothing_int_charstar_int): New declaration.
11473 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11474 discriminator value in .loc directive.
11475 * final.c (last_discriminator): New variable.
11476 (discriminator): New variable.
11477 (final_start_function): Initialize above variables, pass current
11478 discriminator to debug hook.
11479 (notice_source_line): Check for discriminator change.
11480 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11481 * sdbout.c (sdbout_source_line): New parameter.
11482 * tree-cfg.c (struct locus_discrim_map): New structure type.
11483 (discriminator_per_locus): New hash table.
11484 (build_gimple_cfg): Allocate and free discriminator hash table.
11485 (make_edges): Call assign_discriminator.
11486 (locus_map_hash): New function.
11487 (locus_map_eq): New function.
11488 (next_discriminator_for_locus): New function.
11489 (same_line_p): New function.
11490 (assign_discriminator): New function.
11491 (make_cond_expr_edges): Call assign_discriminator.
11492 (make_gimple_switch_edges): Likewise.
11493 (first_non_label_stmt): New function.
11494 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11496 * xcoffout.c (xcoffout_source_line): Add new parameter.
11498 * configure.ac (gcc_cv_as_discriminator): New configury check for
11499 gas support for discriminator.
11500 * configure: Regenerate.
11501 * config.in: Regenerate.
11503 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11505 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11506 val after checking for integers.
11508 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11510 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11512 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11513 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11514 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11515 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11516 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11517 X64_SSE_REGPARM_MAX.
11518 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11519 X64_SSE_REGPARM_MAX.
11521 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11523 * gcc.c (report_times_to_file): New.
11524 (execute): Implement it.
11525 (process_command): Support -time=.
11526 * doc/invoke.texi: Document it.
11528 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11530 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11531 that have value exprs.
11533 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11535 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11536 declarations for constants until...
11537 (dw2_output_indirect_constant_1): ... this point.
11539 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11542 * arm.md (arm_addsi3): Don't try to split an add with an
11543 eliminable register until after reload has completed.
11545 2009-06-03 Ian Lance Taylor <iant@google.com>
11547 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11548 * genattrtab.c (write_length_unit_log): Likewise.
11549 * genchecksum.c (dosum): Likewise.
11550 * gengtype.c (write_rtx_next): Likewise.
11551 (finish_root_table, write_roots): Likewise.
11552 * gimple.c (gimple_ops_offset_): Likewise.
11553 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11554 * config/arc/arc.c (arc_attribute_table): Likewise.
11555 * config/arm/arm.c (arm_attribute_table): Likewise.
11556 * config/avr/avr.c (avr_attribute_table): Likewise.
11557 * config/crx/crx.c (crx_attribute_table): Likewise.
11558 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11559 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11560 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11561 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11562 * config/sh/sh.c (sh_attribute_table): Likewise.
11563 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11564 * config/spu/spu.c (spu_attribute_table): Likewise.
11565 * config/v850/v850.c (v850_attribute_table): Likewise.
11567 * config/alpha/alpha.c (vms_attribute_table): Make static.
11568 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11569 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11570 * config/mips/mips.c (mips_attribute_table): Likewise.
11572 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11574 (cc1-checksum.o): Likewise.
11576 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11578 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11580 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11582 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11583 insn if it is changing sp. Use gen_add3_insn instead of
11584 conditionally gen_addsi3 and gen_adddi3.
11585 (offset_below_red_zone_p): New static inline function.
11586 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11587 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11588 * config/rs6000/ppc-asm.h: Include auto-host.h.
11589 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11590 CFI_RESTORE): Define.
11591 * config/rs6000/crtresxgpr.asm: Add unwind info.
11592 * config/rs6000/crtresxfpr.asm: Likewise.
11593 * config/rs6000/crtresgpr.asm: Likewise.
11594 * config/rs6000/crtresfpr.asm: Likewise.
11595 * config/rs6000/crtsavgpr.asm: Likewise.
11596 * config/rs6000/crtsavfpr.asm: Likewise.
11598 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11599 argument of DWARF2_FRAME_REG_OUT macros.
11601 2009-06-03 Julian Brown <julian@codesourcery.com>
11603 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11604 words or less (including TImode) in core registers.
11606 2009-06-03 Richard Guenther <rguenther@suse.de>
11608 PR middle-end/40328
11609 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11611 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11613 * statistics.c (statistics_counter_event): Do not record event
11614 in pass dump if its number == -1.
11615 (curr_statistics_hash): Add assert that we never get passes
11616 with static number == -1.
11618 2009-06-03 Richard Guenther <rguenther@suse.de>
11619 Andrey Belevantsev <abel@ispras.ru>
11621 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11622 non-BLKmode arrays addressable.
11624 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11626 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11627 * config/m68k/m68k.h: ... here.
11628 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11631 2009-06-03 Martin Jambor <mjambor@suse.cz>
11633 PR tree-optimization/40323
11634 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11637 2009-06-03 Richard Guenther <rguenther@suse.de>
11639 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11642 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11644 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11645 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11646 JUMP_TABLE_DATA_P where applicable.
11647 * config/sh/sh.c: Ditto.
11648 * config/sh/sh.h: Ditto.
11649 * config/sh/sh.md: Ditto.
11650 * config/sh/symbian.c: Ditto.
11652 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11654 * config/i386/driver-i386.c (describe_cache): Optimize
11655 concatenation of strings. Use snprintf instead of sprintf.
11656 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11657 target when not compiling with GCC.
11659 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11661 * config/sh/sh.c: Revert last change.
11662 (sh_expand_epilogue): Emit a blockage insn before the frame
11663 pointer adjustment unconditionally.
11665 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11667 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11668 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11669 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11670 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11671 to COLLECT_GCC_OPTIONS.
11673 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11675 * collect2.c (target_system_root): New variable.
11676 (main): Handle --sysroot=.
11677 (ignore_library): Strip the sysroot from the library path.
11679 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11681 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11682 (collect2.o): Depend on collect2-aix.h.
11683 (collect2-aix.o): New rule.
11684 * collect2-aix.h: New file.
11685 * collect2-aix.c: Likewise.
11686 * collect2.c: Include collect2-aix.h. Don't undefine
11687 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11688 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11689 Use TARGET_AIX_VERSION instead of _AIX51.
11690 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11691 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11692 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11693 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11694 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11696 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11698 * collect2.c (ignore_library): Avoid premature post-increment
11699 and null deference.
11701 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11703 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11704 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11705 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11706 CROSS_DIRECTORY_STRUCTURE too.
11707 (LINK_LIBG_SPEC): Likewise.
11708 (LIB_SPEC): Add %R to sysroot paths.
11709 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11710 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11711 * config/rs6000/aix51.h: As for aix43.h.
11712 * config/rs6000/aix52.h: Likewise.
11713 * config/rs6000/aix53.h: Likewise.
11714 * config/rs6000/aix61.h: Likewise.
11715 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11716 to the beginning of sysroot paths.
11718 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11720 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11721 INSN_LISTs that are out of the REG_NOTE range.
11723 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11725 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11726 (struct var_to_expand): Likewise.
11727 (struct opt_info): Add head and tail for linked lists of the above.
11728 (analyze_insn_to_expand_var): Initialize next.
11729 (analyze_iv_to_split_insn): Likewise.
11730 (analyze_insns_in_loop): Create linked lists.
11731 (allocate_basic_variable): Simplify for use without hash table.
11732 (insert_var_expansion_initialization): Likewise, make it type-safer.
11733 (combine_var_copies_in_loop_exit): Likewise.
11734 (apply_opt_in_copies): Walk lists rather than hash tables.
11735 (release_var_copies): Simplified and inlined by hand into...
11736 (free_opt_info): ... this function.
11738 2009-06-02 Richard Guenther <rguenther@suse.de>
11740 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11743 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11745 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11746 only for builtins that are not overridden.
11748 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11750 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11753 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11755 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11757 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11759 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11761 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11763 * common.opt (fdump-unnumbered-links): New.
11764 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11765 * print-rtl.c (flag_dump_unnumbered_links): New.
11766 (print_rtx): Test it.
11768 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11770 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11771 push/pop multiple to 8-byte alignment.
11773 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11775 * config/i386/i386.c (queued_cfa_restores): New static variable.
11776 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11778 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11779 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11780 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11781 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11782 note unconditionally.
11783 (ix86_emit_restore_regs_using_mov): Likewise.
11784 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11785 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11786 it through to ix86_emit_restore_reg_using_pop.
11787 (ix86_emit_leave): Add RED_OFFSET argument. Call
11788 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11789 instead of adding REG_CFA_OFFSET note unconditionally.
11790 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11791 the above functions. Call ix86_add_queued_cfa_restore_notes when
11794 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11795 force output of the label even for dwarf2out_do_cfi_asm.
11796 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11797 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11798 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11800 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11801 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11802 dwarf2out_cfi_label callers.
11803 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11804 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11805 Adjust dwarf2out_cfi_label callers.
11806 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11808 * config/i386/i386.h (struct machine_cfa_state,
11809 struct machine_function): Guard with ifndef USED_FOR_TARGET
11810 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11813 * emutls.c (__emutls_get_address): Change arr->size to mean number
11814 of allocated arr->data entries instead of # of slots + 1.
11816 PR middle-end/40316
11817 * recog.c (peep2_reinit_state): New function.
11818 (peephole2_init_state): Use it at the end of a basic block and also
11819 when seeing a RTX_FRAME_RELATED_P insn.
11821 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11823 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11824 fixuns_truncrfdi2): New.
11825 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11826 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11827 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11828 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11829 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11830 *recip_approx): Remove.
11831 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11832 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11833 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11835 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11838 2009-06-01 Ian Lance Taylor <iant@google.com>
11840 * attribs.c (register_attribute): Use CONST_CAST.
11841 * collect2.c (main): Use CONST_CAST2.
11842 (scan_prog_file): Likewise.
11843 * gcc.c (process_command, main): Likewise.
11844 * toplev.c (toplev_main): Likewise.
11846 * c-typeck.c (handle_warn_cast_qual): New static function,
11847 partially broken out of build_c_cast.
11848 (build_c_cast): Call handle_warn_cast_qual.
11849 * doc/invoke.texi (Warning Options): Document new effect of
11852 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11854 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11855 (diagnostic_report_current_module): Print columns.
11856 * common.opt (flag_show_column): Enable by default.
11858 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11860 * alias.c (find_base_term): Check for NULL term before returning.
11862 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11864 Revert due to PR40320:
11865 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11866 * calls.c (emit_library_call_value_1): Don't force_operand for move
11869 2009-06-01 Olivier Hainque <hainque@adacore.com>
11870 Eric Botcazou <ebotcazou@adacore.com>
11872 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11873 to be processed as a bitfield for constructor output purposes.
11874 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11876 * varasm.c (oc_local_state): New type, output_constructor
11877 local state to support communication with helpers.
11878 (oc_outer_state): New type, output_constructor outer state of
11879 relevance in recursive calls.
11880 (output_constructor_array_range): New output_constructor helper,
11881 extracted code for an array range element.
11882 (output_constructor_regular_field): New output_constructor helper,
11883 extracted code for an element that is not a bitfield.
11884 (output_constructor_bitfield): New output_constructor helper,
11885 extracted code for a bitfield element. Accept an OUTER state
11886 argument for recursive processing. Recurse on record or array
11887 CONSTRUCTOR values, possibly past noop conversions.
11888 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11889 VALUE is a valid constant-valued expression for use in a static
11890 bit-field initializer.
11891 (output_constructor): Rework to use helpers. Accept and honor an
11892 OUTER state argument for recursive calls. Return total size. Be
11893 prepared for nested constructors initializing bitfields.
11894 (output_constant): Feed OUTER in calls to output_constructor.
11896 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11898 * calls.c (emit_library_call_value_1): Don't force_operand for move
11901 2009-06-01 Nick Clifton <nickc@redhat.com>
11903 * doc/invoke.texi (IA-64 Options): Fix typo.
11905 2009-06-01 Ira Rosen <irar@il.ibm.com>
11907 PR tree-optimization/39129
11908 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11910 (vect_do_peeling_for_loop_bound): Use
11911 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11912 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11913 (vect_loop_versioning): Likewise.
11914 (vect_create_cond_for_alias_checks): Fix indentation.
11915 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11917 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11918 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11919 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11920 "control flow in loop".
11921 (vect_estimate_min_profitable_iters): Use
11922 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11923 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11924 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11925 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11926 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11927 statement belongs to a group of strided accesses with the exact code
11929 (vectorizable_load): Likewise.
11930 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11931 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11933 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11935 * config/freebsd-stdint.h: New file.
11936 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11937 Add freebsd-stdint.h to tm_file.
11939 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11941 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11942 (thumb2_extendhidi2): Likewise.
11944 2009-05-31 Ian Lance Taylor <iant@google.com>
11946 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11948 2009-05-31 Ian Lance Taylor <iant@google.com>
11950 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11951 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11952 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11954 2009-05-31 Jason Merrill <jason@redhat.com>
11956 * tree-pretty-print.c (print_call_name): Take the callee, not the
11957 call itself. Make non-static. Use dump_function_name for functions.
11958 (dump_generic_node): Adjust.
11959 * diagnostic.h: Declare print_call_name.
11960 * gimple-pretty-print.c (dump_gimple_call): Use it.
11962 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11964 * config/sh/sh.md (ashldi3_std): New define_expand.
11967 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11970 * config/sh/sh.c: Include debug.h.
11971 (sh_expand_epilogue): Emit a blockage insn before the frame
11972 pointer adjustment also when dwarf2out_do_frame returns true.
11974 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11976 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11977 (thumb2_extendqidi2): New pattern.
11979 2009-05-31 Ira Rosen <irar@il.ibm.com>
11981 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11982 mark phis for renaming.
11983 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11984 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11985 Call mark_sym_for_renaming.
11986 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11987 * tree-vect-loop.c (vect_transform_loop): Remove
11988 vect_memsyms_to_rename initialization and a call to
11989 mark_set_for_renaming.
11991 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11993 PR middle-end/40304
11994 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
11995 frame related even if !set_cfa && style < 0.
11997 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
11999 * config/i386/mingw-tls.c: New file.
12000 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12001 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12002 defining _WIN32 but not __CYGWIN__.
12004 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12006 * configure.ac: Add MPC support.
12008 * config.in, configure: Regenerate.
12010 2009-05-29 Richard Henderson <rth@redhat.com>
12012 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12013 NOTE_INSN_BASIC_BLOCK.
12014 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12015 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12016 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12018 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12020 (add_cfi): Disable check redefining cfa away from drap.
12021 (lookup_cfa_1): Add remember argument; handle remember/restore.
12022 (lookup_cfa): Pass remember argument.
12023 (cfa_remember): New.
12024 (compute_barrier_args_size_1): Remove sibcall check.
12025 (dwarf2out_frame_debug_def_cfa): New.
12026 (dwarf2out_frame_debug_adjust_cfa): New.
12027 (dwarf2out_frame_debug_cfa_offset): New.
12028 (dwarf2out_frame_debug_cfa_register): New.
12029 (dwarf2out_frame_debug_cfa_restore): New.
12030 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12031 (dwarf2out_begin_epilogue): New.
12032 (dwarf2out_frame_debug_restore_state): New.
12033 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12034 DW_CFA_restore_state.
12035 (output_cfi_directive): Likewise.
12036 (convert_cfa_to_fb_loc_list): Likewise.
12037 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12038 * dwarf2out.h: Update.
12039 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12040 (copy_insn_1): Early out for null.
12041 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12042 and dwarf2out_frame_debug_restore_state.
12043 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12044 (prologue_insn_hash, epilogue_insn_hash): New.
12045 (free_after_compilation): Adjust freeing accordingly.
12046 (record_insns): Create hash table if needed; push insns into
12047 hash instead of array.
12048 (maybe_copy_epilogue_insn): New.
12049 (contains): Search hash table instead of array.
12050 (sibcall_epilogue_contains): Remove.
12051 (thread_prologue_and_epilogue_insns): Split eh_return insns
12052 and mark them as epilogues.
12053 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12054 scanning in terms of basic blocks.
12055 * insn-notes.def (CFA_RESTORE_STATE): New.
12056 * jump.c (returnjump_p_1): Accept EH_RETURN.
12057 (eh_returnjump_p_1, eh_returnjump_p): New.
12058 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12059 CFA_REGISTER, CFA_RESTORE): New.
12060 * rtl.def (EH_RETURN): New.
12061 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12063 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12064 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12066 * config/i386/i386.c (gen_push): Update cfa state.
12067 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12068 add a CFA_ADJUST_CFA note.
12069 (ix86_dwarf_handle_frame_unspec): Remove.
12070 (ix86_expand_prologue): Update cfa state.
12071 (ix86_emit_restore_reg_using_pop): New.
12072 (ix86_emit_restore_regs_using_pop): New.
12073 (ix86_emit_leave): New.
12074 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12075 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12076 * config/i386/i386.h (struct machine_cfa_state): New.
12077 (ix86_cfa_state): New.
12078 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12079 (eh_return_internal): Merge from eh_return_<mode>,
12080 use eh_return rtx, split w/ epilogue.
12082 2009-05-29 Ian Lance Taylor <iant@google.com>
12084 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12086 * calls.c (emit_library_call_value_1): Likewise.
12088 * c-typeck.c (c_build_va_arg): New function.
12089 * c-tree.h (c_build_va_arg): Declare.
12090 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12091 instead of build_va_arg.
12093 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12095 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12096 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12097 (ptr_difference_cost): Use affine combinations to compute it.
12098 (difference_cost): Likewise.
12099 (get_computation_cost_at): Compute more accurate cost for addresses
12100 if the ratio is a multiplier allowed in addresses.
12101 For non-addresses, consider that an additional offset or symbol is
12104 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12106 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12107 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12109 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12110 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12111 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12113 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12114 to 1 for TYPE_SSE{IADD1,CVT1}.
12115 (prefix_vex_imm8): Removed.
12116 (length_vex): Only pass 1 as second argument to
12117 ix86_attr_length_vex_default if prefix_extra is 0.
12118 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12119 (length): For prefix vex computation use length_immediate
12120 attribute instead of prefix_vex_imm8.
12121 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12122 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12123 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12124 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12125 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12126 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12127 a space in between the operands.
12128 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12129 if one operand is 0xff and the other one si, di, bp or sp.
12130 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12131 other one si, di, bp or sp.
12132 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12133 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12134 type and mode attributes.
12135 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12136 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12137 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12138 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12139 prefix_data16 attribute iff MODE_DF.
12140 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12141 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12142 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12143 constm128_operand in length_immediate computation.
12144 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12145 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12146 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12147 length_immediate attribute to 1.
12148 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12149 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12150 for certain alternatives.
12151 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12152 prefix_data16 attribute if MODE_V1DF.
12153 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12154 length_immediate to 1.
12155 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12156 length_address to 4, set mode attribute to MODE_DI.
12157 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12158 (fxam<mode>2_i387): Set length attribute to 4.
12159 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12160 *prefetch_3dnow_rex): Override length_address attribute.
12161 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12163 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12164 (constm128_operand): Removed.
12165 * config/i386/i386.c (memory_address_length): For
12166 disp && !index && !base in 64-bit mode account for SIB byte if
12167 print_operand_address can't optimize disp32 into disp32(%rip)
12168 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12169 for fs: or gs: segment.
12170 (ix86_attr_length_immediate_default): When checking if shortform
12171 is possible, truncate immediate to the length of the non-shortened
12173 (ix86_attr_length_address_default): Ignore MEM_P operands
12175 (ix86_attr_length_vex_default): Only check for DImode on
12176 GENERAL_REG_P operands.
12177 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12178 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12179 (sse_cvttps2pi): Clear prefix_rep attribute.
12180 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12182 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12183 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12184 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12185 iff operand 2 is const_int_operand.
12186 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12187 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12188 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12190 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12192 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12193 prefix_data16 attribute for movlpd and movhpd instructions.
12194 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12195 length_immediate for shufpd instruction.
12196 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12197 (avx_cmpp<avxmodesuffixf2c><mode>3,
12198 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12199 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12200 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12201 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12202 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12203 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12204 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12205 prefix_data16 attribute for the first alternative to 1.
12206 (*avx_loadlps): Override length_immediate for the first alternative.
12207 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12208 attributes for second alternative.
12209 (*vec_concatv2sf_sse4_1): Override length_immediate and
12210 prefix_data16 attributes for second alternative.
12211 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12212 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12213 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12214 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12215 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12216 prefix_data16 and length_immediate to 1.
12217 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12219 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12220 prefix_extra attribute for variants that don't have 0f prefix alone.
12221 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12222 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12223 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12224 *sse4_1_pextrd): Set length_immediate to 1.
12225 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12226 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12228 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12229 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12230 length_immediate to 1 for second alternative.
12231 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12232 prefix_extra and length_immediate attributes for the first
12234 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12236 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12237 to 1 for the first and third alternative.
12238 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12240 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12242 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12244 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12245 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12246 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12247 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12248 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12249 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12250 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12251 ssse3_psign<mode>3): Override prefix_rex attribute.
12252 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12253 (ssse3_palignrti): Override length_immediate to 1.
12254 (ssse3_palignrdi): Override length_immediate to 1, override
12255 prefix_rex attribute.
12256 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12257 (sse4a_extrqi): Override length_immediate to 2.
12258 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12259 (sse4a_insertq): Override prefix_data16 to 0.
12260 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12261 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12262 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12263 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12264 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12265 and length_immediate to 1.
12266 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12267 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12268 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12269 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12270 and length_immediate to 1.
12271 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12272 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12273 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12274 avx_ptest256): Override prefix_extra to 1.
12275 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12276 Override prefix_data16 and length_immediate to 1.
12277 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12278 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12279 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12280 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12281 prefix_data16 to 0 and prefix_extra to 2.
12282 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12283 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12285 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12286 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12287 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12288 and prefix_extra to 2.
12289 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12290 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12291 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12292 avx_vpermilvar<mode>3,
12293 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12294 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12295 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12296 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12297 Override prefix_extra to 1.
12298 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12299 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12300 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12301 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12302 prefix_extra and length_immediate to 1.
12303 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12305 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12306 to 1 for the first alternative.
12307 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12308 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12310 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12311 *movv2sf_internal_avx, *movv2sf_internal): Override
12312 prefix_rep attribute for certain alternatives.
12313 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12314 attributes for certain alternatives.
12315 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12316 attributes for certain alternatives.
12317 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12318 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12319 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12320 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12321 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12322 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12323 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12324 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12325 length_immediate to 1 if operand 2 is const_int_operand.
12326 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12327 *vec_extractv2si_1): Set length_immediate attribute to 1.
12328 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12329 using old 3DNOW insn rather than SSE/3DNOW_A.
12330 (mmx_emms, mmx_femms): Clear modrm attribute.
12332 2009-05-29 Martin Jambor <mjambor@suse.cz>
12334 * tree-sra.c: New implementation of SRA.
12336 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12337 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12338 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12339 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12340 (SRA_MAX_STRUCTURE_COUNT): Removed.
12341 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12342 * doc/invoke.texi (sra-max-structure-size): Removed.
12343 (sra-field-structure-ratio): Removed.
12345 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12347 PR middle-end/40291
12348 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12351 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12353 PR rtl-optimization/40101
12354 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12355 seqno. Adjust comment.
12356 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12357 inserting bookkeeping before a jump, the jump is not scheduled.
12358 When no positive seqno found, provide a value. Add comment.
12360 2009-05-29 Richard Guenther <rguenther@suse.de>
12362 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12363 short-cutting on the first component.
12365 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12367 PR middle-end/39958
12368 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12369 for trees other than decls/types.
12371 2009-05-29 Richard Guenther <rguenther@suse.de>
12373 * tree-ssa-operands.c (get_expr_operands): Do not handle
12374 INDIRECT_REFs in the handled-component case. Remove
12375 unused get_ref_base_and_extent case.
12376 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12377 tree_low_cst and host_integerp where possible.
12378 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12379 codes for equivalence.
12380 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12382 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12384 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12385 to tmake_file for i[34567]86-*-cygwin*.
12387 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12390 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12391 (altivec_categorize_keyword, init_vector_keywords,
12392 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12395 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12397 * tree.c (handle_dll_attribute): Check if node is
12398 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12400 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12402 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12404 (thumb2_zero_extendqidi2): Likewise.
12406 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12408 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12409 instead of gen_movrt.
12410 * config/sh/sh.md (movrt): Remove.
12412 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12414 * doc/invoke.texi (IA-64 Options):
12415 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12416 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12417 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12418 -msched-prefer-non-control-spec-insns,
12419 -msched-stop-bits-after-every-cycle,
12420 -msched-count-spec-in-critical-path,
12421 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12422 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12423 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12424 and -msched-spec-verbose.
12426 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12428 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12429 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12431 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12433 2009-05-28 Richard Guenther <rguenther@suse.de>
12435 * tree-ssa-alias.c (ao_ref_init): New function.
12436 (ao_ref_base): Likewise.
12437 (ao_ref_base_alias_set): Likewise.
12438 (ao_ref_alias_set): Likewise.
12439 (refs_may_alias_p_1): Change signature.
12440 (refs_may_alias_p): Adjust.
12441 (refs_anti_dependent_p): Likewise.
12442 (refs_output_dependent_p): Likewise.
12443 (call_may_clobber_ref_p_1): Change signature.
12444 (call_may_clobber_ref_p): Adjust.
12445 (stmt_may_clobber_ref_p_1): New function split out from ...
12446 (stmt_may_clobber_ref_p): ... here.
12447 (maybe_skip_until): Adjust signature.
12448 (get_continuation_for_phi): Likewise.
12449 (walk_non_aliased_vuses): Likewise.
12450 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12451 (ao_ref_init): Declare.
12452 (ao_ref_base): Likewise.
12453 (ao_ref_alias_set): Likewise.
12454 (stmt_may_clobber_ref_p_1): Likewise.
12455 (walk_non_aliased_vuses): Adjust.
12456 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12457 (get_ref_from_reference_ops): remove.
12458 (vn_reference_lookup_2): Adjust signature.
12459 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12460 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12461 (vn_reference_lookup): Adjust.
12462 (vn_reference_insert): Likewise.
12463 (vn_reference_insert_pieces): Adjust signature.
12464 (visit_reference_op_call): Adjust.
12465 * tree-ssa-pre.c (get_expr_type): Simplify.
12466 (phi_translate_1): Adjust.
12467 (compute_avail): Likewise.
12468 (translate_vuse_through_block): Do not re-build trees.
12469 (value_dies_in_block_x): Likewise.
12470 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12472 (vn_reference_lookup_pieces): Adjust declaration.
12473 (vn_reference_insert_pieces): Likewise.
12475 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12477 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12478 with checking disabled.
12480 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12484 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12485 macro definition for support of three-operand format aligned
12486 .comm directive in assembler on cygwin/pe/mingw target OS.
12487 * configure: Regenerate.
12488 * config.h: Regenerate.
12490 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12491 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12492 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12494 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12495 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12497 2009-05-28 Ira Rosen <irar@il.ibm.com>
12499 PR tree-optimization/40254
12500 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12501 in analysis of basic blocks.
12503 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12505 PR middle-end/33699
12506 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12507 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12508 (TARGET_INITIALIZER): Use it.
12509 * cse.c (CHEAPER): Move it up to the other macros.
12510 (insert): Rename this ...
12511 (insert_with_costs): ... to this. Add cost parameters. Update
12513 (insert): New function. Call insert_with_costs.
12514 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12515 find_reg_offset_for_const, try_const_anchors): New functions.
12516 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12517 when using a const-anchor. Call insert_const_anchors.
12518 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12519 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12521 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12523 * tree-inline.c (remap_decls): Enable nonlocalized variables
12524 when not optimizing.
12526 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12528 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12529 Simplify other tests involving optimize.
12531 2009-05-27 Tom Tromey <tromey@redhat.com>
12533 * unwind-dw2.c (_Unwind_DebugHook): New function.
12534 (uw_install_context): Call _Unwind_DebugHook.
12536 2009-05-27 Tom Tromey <tromey@redhat.com>
12538 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12540 2009-05-27 Ian Lance Taylor <iant@google.com>
12542 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12543 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12544 (ALL_LINKERFLAGS): Define.
12545 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12546 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12547 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12548 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12549 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12550 $(LINKER_FOR_BUILD).
12551 (build/gcov-iov$(build_exeext)): Likewise.
12553 2009-05-27 Julian Brown <julian@codesourcery.com>
12555 * gcse.c (target.h): Include.
12556 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12557 copy of argument to a pseudo register.
12559 2009-05-27 Diego Novillo <dnovillo@google.com>
12561 * tree-ssa-live.c (dump_scope_block): Document arguments.
12562 (dump_scope_blocks): Document.
12563 (debug_scope_blocks): New.
12564 * tree-flow.h (debug_scope_blocks): Declare.
12566 2009-05-21 Denis Chertykov <denisc@overta.ru>
12568 * doc/contrib.texi (Contributors): Add myself to the list.
12570 2009-05-27 Olivier Hainque <hainque@adacore.com>
12572 * expr.c (target_align): New function. Alignment the TARGET of an
12573 assignment may be assume to have.
12574 (highest_pow2_factor_for_target): Use it instead of relying on
12575 immediate tree attributes of TARGET, not necessarily honored when
12576 intermediate bitfields are involved.
12578 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12581 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12582 AVX, SSE4, AES, PCLMUL and POPCNT.
12584 2009-05-27 Diego Novillo <dnovillo@google.com>
12586 * tree-pretty-print.c (dump_location): New.
12587 (dump_generic_node): Call it.
12588 Factor code to handle BLOCK nodes ...
12589 (dump_block_node): ... here.
12591 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12593 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12595 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12597 * gcc-plugin.h: Include config.h and system.h.
12598 (IN_GCC): Define if not defined.
12600 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12602 PR middle-end/40249
12603 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12606 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12608 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12610 * config/m32r/m32r.h: Ditto.
12611 * config/m32r/m32r.md: Ditto.
12612 * config/m32r/predicates.md: Ditto.
12614 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12616 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12618 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12621 (Loading plugins): typo.
12622 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12623 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12624 (Interacting with the GCC Garbage Collector): Added new section.
12625 (Giving information about a plugin): Added new section for
12627 * ggc.h (ggc_register_root_tab): Added declaration.
12628 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12629 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12630 (register_callback): Improved comment in declaration.
12631 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12632 (extra_root_vec) Added static variable for dynamic roots registration.
12633 (ggc_register_root_tab) Added new routine.
12634 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12635 PLUGIN_GGC_MARKING event.
12636 * ggc-zone.c: Include plugin.h.
12637 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12638 * ggc-page.c: Include plugin.h.
12639 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12640 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12641 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12642 (register_callback): check lack of callbacks for
12643 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12644 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12645 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12646 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12647 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12648 dependency on plugin.h.
12649 (plugin.o): Added dependency on ggc.h...
12651 2009-05-26 Richard Guenther <rguenther@suse.de>
12653 PR middle-end/40248
12655 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12656 with mismatched comparison modes.
12658 * expr.c (expand_expr_real_1): Expand the operand of a
12659 VIEW_CONVERT_EXPR in its natural mode.
12661 2009-05-26 Ian Lance Taylor <iant@google.com>
12663 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12664 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12665 (ALL_COMPILERFLAGS): Define.
12666 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12667 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12668 (collect2$(exeext), collect2.o): Likewise.
12669 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12670 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12671 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12672 (libbackend.o, intl.o, cppdefault.o): Likewise.
12673 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12674 (build/%.o): Use $(COMPILER_FOR_BUILD).
12675 (build/gen%$(build_exeext)): Likewise.
12676 (build/gcov-iov$(build_exeext)): LIkewise.
12677 * config/t-darwin (darwin.o): Use $(COMPILER).
12678 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12679 * config/t-sol2 (sol2-c.o): Likewise.
12680 (sol2.o): Likewise.
12681 * config/t-vxworks (vxworks.o): Likewise.
12682 * config/x-darwin (host-darwin.o): Likewise.
12683 * config/x-hpux (host-hpux.o): Likewise.
12684 * config/x-linux (host-linux.o): Likewise.
12685 * config/x-solaris (host-solaris.o): Likewise.
12686 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12687 * config/arm/t-arm (arm-c.o): Likewise.
12688 * config/arm/t-pe (pe.o): Likewise.
12689 * config/arm/t-wince-pe (pe.o): Likewise.
12690 * config/i386/t-cygming (winnt.o): Likewise.
12691 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12692 * config/i386/t-cygwin (cygwin1.o): Likewise.
12693 (cygwin2.o): Likewise.
12694 * config/i386/t-i386 (i386-c.o): Likewise.
12695 * config/i386/t-interix (winnt.o): Likewise.
12696 * config/i386/t-netware (netware.o): Likewise.
12697 * config/i386/t-nwld (nwld.o): Likewise.
12698 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12699 * config/i386/x-i386 (driver-i386.o): Likewise.
12700 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12701 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12702 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12703 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12704 * config/mips/x-native (driver-native.o): Likewise.
12705 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12706 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12707 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12708 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12709 * config/score/t-score-elf (score7.o): Likewise.
12710 (score3.o): Likewise.
12711 * config/sh/t-sh (sh-c.o): Likewise.
12712 * config/sh/t-symbian (sh-c.o): Likewise.
12713 (symbian.o): Likewise.
12714 * config/spu/t-spu-elf (spu-c.o): Likewise.
12715 * config/v850/t-v850 (v850-c.o): Likewise.
12716 * config/v850/t-v850e (v850-c.o): Likewise.
12718 2009-05-26 Richard Guenther <rguenther@suse.de>
12720 PR tree-optimization/40122
12721 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12722 VECTOR_CSTs if possible.
12723 (fold_gimple_assign): Likewise.
12725 2009-05-26 Richard Guenther <rguenther@suse.de>
12727 PR middle-end/40252
12728 * fold-const.c (fold_binary): Use the correct types for building
12731 2009-05-26 Richard Guenther <rguenther@suse.de>
12733 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12734 redundant calls to merge_alias_info.
12735 (bump_vector_ptr): Likewise.
12736 * tree-ssa-copy.c (merge_alias_info): Remove.
12737 (replace_exp_1): Remove call to merge_alias_info.
12738 (propagate_tree_value): Likewise.
12739 (fini_copy_prop): Propagate points-to info.
12740 * tree-flow.h (merge_alias_info): Remove.
12742 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12744 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12746 2009-05-25 Jan Hubicka <jh@suse.cz>
12748 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12749 * cgraph.h (struct inline_summary): New filed self_wize,
12750 size_inlining_benefit, self_time and time_inlining_benefit.
12751 (struct cgraph_global_info): Replace insns by time ans size fields.
12752 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12753 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12754 (ipcp_update_callgraph): Do not touch function bodies.
12755 * ipa-inline.c: Include except.h
12756 (MAX_TIME): New constant.
12757 (overall_insns): Remove.
12758 (leaf_node_p): New.
12759 (overall_size, max_benefit): New static variables.
12760 (cgraph_estimate_time_after_inlining): New function.
12761 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12762 (cgraph_clone_inlined_nodes): Update size.
12763 (cgraph_mark_inline_edge): Update size.
12764 (cgraph_estimate_growth): Use size info.
12765 (cgraph_check_inline_limits): Check size.
12766 (cgraph_default_inline_p): Likewise.
12767 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12768 (cgraph_decide_recursive_inlining): Check size.
12769 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12771 (cgraph_decide_inlining): Likewise.
12772 (cgraph_decide_inlining_incrementally): Likewise; honor
12773 PARAM_EARLY_INLINING_INSNS.
12774 (likely_eliminated_by_inlining_p): New predicate.
12775 (estimate_function_body_sizes): New function.
12776 (compute_inline_parameters): Use it.
12777 * except.c (must_not_throw_labels): New function.
12778 * except.h (must_not_throw_labels): Declare.
12779 * tree-inline.c (init_inline_once): Kill inlining_weigths
12780 * tree-ssa-structalias.c: Avoid uninitialized warning.
12781 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12782 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12783 (PARAM_INLINE_CALL_COST): Remove.
12784 (PARAM_EARLY_INLINING_INSNS): New.
12786 2009-05-25 Richard Guenther <rguenther@suse.de>
12788 PR tree-optimization/36327
12789 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12790 callback for reference translation or lookup at the point of may-defs.
12791 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12792 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12793 for union COMPONENT_REFs.
12794 (vn_reference_lookup_3): New callback. Lookup from memset
12795 and CONSTRUCTOR assignment, translate through struct copies.
12796 (vn_reference_lookup_pieces): Make sure to not free the
12797 passed operands array. Adjust walk_non_aliased_vuses call.
12798 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12799 make sure we do not leak memory.
12801 2009-05-25 Richard Guenther <rguenther@suse.de>
12803 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12804 * tree-inline.c (expand_call_inline): Reset the escaped and
12805 callused solutions.
12806 * tree-ssa-structalias.c (pass_build_ealias): New.
12807 * tree-pass.h (pass_build_ealias): Declare.
12808 * passes.c (init_optimization_passes): Add PTA during
12809 early optimizations.
12810 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12811 and CALLUSED solutions.
12812 (dump_points_to_solution): New function, split out from ...
12813 (dump_points_to_info_for): ... here.
12814 * tree-parloops.c (parallelize_loops): Reset the escaped and
12815 callused solutions.
12817 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12820 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12821 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12823 2009-05-25 Ira Rosen <irar@il.ibm.com>
12825 PR tree-optimization/40238
12826 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12827 statements after basic block's labels.
12828 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12829 to free the allocated memory.
12831 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12833 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12834 return address with a USE.
12836 2009-05-24 Richard Guenther <rguenther@suse.de>
12838 PR middle-end/40233
12839 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12840 array type from the main variant of the inner type.
12842 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12844 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12845 definition to bool (from int) to un-break build.
12846 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12848 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12850 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12851 discard_stmt_changes): Delete.
12852 * tree-ssa-operands.c (scb_stack): Delete.
12853 (init_ssa_operands): Do not initialize it.
12854 (fini_ssa_operands): Do not free it.
12855 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12857 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12858 update_stmt, remove the others. Fix comments.
12859 * tree-dfa.c (optimize_stack_restore): Likewise.
12860 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12861 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12862 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12863 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12865 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12866 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12867 (dom_opt_finalize_block): Likewise, adjusting access to
12869 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12870 (stmts_to_rescan): Change item type to gimple.
12871 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12873 2009-05-24 Ira Rosen <irar@il.ibm.com>
12875 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12876 * tree-pass.h (pass_slp_vectorize): New pass.
12877 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12878 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12879 * tree-vectorizer.c (timevar.h): Include.
12880 (user_vect_verbosity_level): Declare.
12881 (vect_location): Fix comment.
12882 (vect_set_verbosity_level): Update user_vect_verbosity_level
12883 instead of vect_verbosity_level.
12884 (vect_set_dump_settings): Add an argument. Ignore user defined
12885 verbosity if dump flags require higher level of verbosity. Print to
12886 stderr only for loop vectorization.
12887 (vectorize_loops): Update call to vect_set_dump_settings.
12888 (execute_vect_slp): New function.
12889 (gate_vect_slp): Likewise.
12890 (struct gimple_opt_pass pass_slp_vectorize): New.
12891 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12892 access its members.
12893 (vec_info_for_bb): New function.
12894 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12895 (VECTORIZATION_ENABLED): New macro.
12896 (SLP_ENABLED, SLP_DISABLED): Likewise.
12897 (vect_is_simple_use): Add bb_vec_info argument.
12898 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12899 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12900 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12901 vect_schedule_slp, vect_analyze_slp): Likewise.
12902 (vect_analyze_stmt): Add slp_tree argument.
12903 (find_bb_location): Declare.
12904 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12905 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12906 (vect_analyze_loop_operations, vect_analyze_loop,
12907 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12908 vect_finalize_reduction, vectorizable_reduction,
12909 vectorizable_live_operation, vect_transform_loop): Likewise.
12910 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12911 skip evolution analysis if analyzing a basic block.
12912 (dr_analyze_indices): Likewise.
12913 (initialize_data_dependence_relation): Skip the test whether the
12914 object is invariant for basic blocks.
12915 (compute_all_dependences): Skip dependence analysis for data
12916 references in basic blocks.
12917 (find_data_references_in_stmt): Don't fail in case of invariant
12918 access in basic block.
12919 (find_data_references_in_bb): New function.
12920 (find_data_references_in_loop): Move code to
12921 find_data_references_in_bb and add a call to it.
12922 (compute_data_dependences_for_bb): New function.
12923 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12924 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12926 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12927 unknown dependence in basic block and fail in case of dependence in
12929 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12930 dependence instances from either loop or basic block vectorization
12932 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12933 before calling nested_in_vect_loop_p.
12934 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12935 dependence instances from either loop or basic block vectorization
12937 (vect_verify_datarefs_alignment): Likewise.
12938 (vect_enhance_data_refs_alignment): Adjust function calls.
12939 (vect_analyze_data_refs_alignment): Likewise.
12940 (vect_analyze_group_access): Fix printing. Skip different checks if
12941 DR_STEP is 0. Keep strided stores either in loop or basic block
12942 vectorization data structure. Fix indentation.
12943 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12945 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12946 dependence instances from either loop or basic block vectorization
12948 (vect_analyze_data_refs): Update comment. Call
12949 compute_data_dependences_for_bb to analyze basic blocks.
12950 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12951 case of loop vectorization. In case of basic block vectorization use
12952 data-ref itself as a base.
12953 (vect_create_data_ref_ptr): In case of basic block vectorization:
12954 don't advance the pointer, add new statements before the current
12955 statement. Adjust function calls.
12956 (vect_supportable_dr_alignment): Support only aligned accesses in
12957 basic block vectorization.
12958 * common.opt (ftree-slp-vectorize): New flag.
12959 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12960 (vect_pattern_recog_1): Likewise.
12961 * tree-vect-stmts.c (process_use): Likewise.
12962 (vect_init_vector): Add new statements in the beginning of the basic
12963 block in case of basic block SLP.
12964 (vect_get_vec_def_for_operand): Adjust function calls.
12965 (vect_finish_stmt_generation): Likewise.
12966 (vectorizable_call): Add assert that it is loop vectorization, adjust
12968 (vectorizable_conversion, vectorizable_assignment): Likewise.
12969 (vectorizable_operation): In case of basic block SLP, take
12970 vectorization factor from statement's type and skip the relevance
12971 check. Adjust function calls.
12972 (vectorizable_type_demotion): Add assert that it is loop
12973 vectorization, adjust function calls.
12974 (vectorizable_type_promotion): Likewise.
12975 (vectorizable_store): Check for outer loop only in case of loop
12976 vectorization. Adjust function calls. For basic blocks, skip the
12977 relevance check and don't advance pointers.
12978 (vectorizable_load): Likewise.
12979 (vectorizable_condition): Add assert that it is loop vectorization,
12980 adjust function calls.
12981 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12982 that it is not reduction, get vector type, call only supported
12983 functions, skip loop specific parts.
12984 (vect_transform_stmt): Check for outer loop only in case of loop
12986 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12987 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12988 for external definition.
12989 * passes.c (pass_slp_vectorize): New pass.
12990 * tree-vect-slp.c (find_bb_location): New function.
12991 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12992 check for patterns only in loops.
12993 (vect_build_slp_tree): Add argument, adjust function calls, fail in
12994 case of multiple types in basic block SLP.
12995 (vect_mark_slp_stmts_relevant): New function.
12996 (vect_supported_load_permutation_p): Fix comment.
12997 (vect_analyze_slp_instance): Add argument. In case of basic block
12998 SLP, take vectorization factor from statement's type, check that
12999 unrolling factor is 1. Adjust function call. Save SLP instance in
13000 either loop or basic block vectorization structure. Return FALSE,
13002 (vect_analyze_slp): Add argument. Get strided stores groups from
13003 either loop or basic block vectorization structure. Return FALSE
13004 if basic block SLP failed.
13005 (new_bb_vec_info): New function.
13006 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13007 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13008 (vect_schedule_slp): Add argument. Get SLP instances from either
13009 loop or basic block vectorization structure. Set vectorization factor
13010 to be 1 for basic block SLP.
13011 (vect_slp_transform_bb): New function.
13012 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13014 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13016 * final.c (shorten_branches): Do not align labels for jump tables.
13017 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13019 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13021 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13022 Remove outdated reference to flow.c and fix nits.
13023 * doc/gccint.texi: Tweak RTL description.
13024 * doc/rtl.texi: Likewise.
13026 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13028 * config/avr/avr.c: Change my email address.
13029 * config/avr/avr.h: Likewise.
13030 * config/avr/avr.md: Likewise.
13031 * config/avr/avr-protos.h: Likewise.
13032 * config/avr/libgcc.S: Likewise.
13034 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13036 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13037 (spu_split_load, spu_split_store): Change return type to int.
13038 (spu_split_convert): Declare.
13039 * config/spu/predicates.md (spu_mem_operand): Remove.
13040 (spu_mov_operand): Update.
13041 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13042 * config/spu/spu.c (regno_aligned_for_load): Remove.
13043 (reg_aligned_for_addr, spu_expand_load): Define.
13044 (spu_expand_extv): Reimplement and handle MEM.
13045 (spu_expand_insv): Handle MEM.
13046 (spu_sched_reorder): Handle insn's with length 0.
13047 (spu_legitimate_address_p): Reimplement.
13048 (store_with_one_insn_p): Return TRUE for any mode with size
13049 larger than 16 bytes.
13050 (address_needs_split): Define.
13051 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13053 (spu_convert_move): Define.
13054 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13055 (spu_split_store): Change all MEM's to TImode.
13056 (spu_init_expanders): Preallocate registers that correspond to
13057 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13059 (spu_split_convert): Define.
13060 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13061 (_move<mode>, _movdi, _movti): Update predicate and condition.
13062 (load, store): Change to define_split.
13063 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13065 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13066 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13067 define_insn_and_split of lshr<mode>3.
13068 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13069 (<v>ashr<mode>3_imm): Define.
13070 (extv, extzv, insv): Allow MEM operands.
13071 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13072 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13073 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13074 (_spu_convert2): Change to define_insn_and_split and remove the
13075 corresponding define_peephole2.
13076 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13077 Change predicates to memory_operand.
13079 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13081 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13083 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13085 PR tree-optimization/40219
13086 * tree.c (iterative_hash_expr): Make sure the builtin function is
13087 a normal builtin function and not a front end or back end builtin
13088 before indexing into the built_in_decls array.
13090 2009-05-22 Richard Guenther <rguenther@suse.de>
13092 PR middle-end/38964
13093 * alias.c (write_dependence_p): Do not use TBAA for answering
13094 anti-dependence or output-dependence.
13095 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13096 (emit_pointer_definition): Remove.
13097 (emit_alias_warning): Likewise.
13098 (find_what_var_points_to): Remove TBAA pruning code.
13099 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13101 (compute_points_to_sets): Remove code computing the set of
13102 dereferenced pointers.
13103 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13104 oracle for querying anti and output dependencies.
13105 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13106 if TBAA may be applied.
13107 (refs_anti_dependent_p): New function.
13108 (refs_output_dependent_p): Likewise.
13109 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13110 (refs_output_dependent_p): Likewise.
13111 * doc/tree-ssa.texi (Memory model): New section.
13112 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13113 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13114 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13115 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13116 * expr.c (expand_expr_real_1): Likewise.
13117 * gimple-low.c (lower_stmt): Likewise.
13118 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13119 (dump_gimple_cdt): Remove.
13120 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13121 (gimple_size): Likewise.
13122 (walk_gimple_op): Likewise.
13123 (is_gimple_stmt): Likewise.
13124 (walk_stmt_load_store_addr_ops): Likewise.
13125 (gimple_build_cdt): Remove.
13126 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13127 * gimple.h (gimple_cdt_new_type): Remove.
13128 (gimple_cdt_new_type_ptr): Likewise.
13129 (gimple_cdt_set_new_type): Likewise.
13130 (gimple_cdt_location): Likewise.
13131 (gimple_cdt_location_ptr): Likewise.
13132 (gimple_cdt_set_location): Likewise.
13133 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13134 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13135 GIMPLE_CHANGE_DYNAMIC_TYPE.
13136 (verify_types_in_gimple_stmt): Likewise.
13137 * tree-inline.c (estimate_num_insns): Likewise.
13138 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13139 (copy_decl_to_var): Likewise.
13140 (copy_result_decl_to_var): Likewise.
13141 * tree-pretty-print.c (dump_generic_node): Do not handle
13142 CHANGE_DYNAMIC_TYPE_EXPR.
13143 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13144 * tree-ssa-operands.c (get_expr_operands): Likewise.
13145 * tree-ssa-structalias.c (struct variable_info): Remove
13146 no_tbaa_pruning member.
13147 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13148 (unify_nodes): Do not copy it.
13149 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13150 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13151 (set_uids_in_ptset): Do not check it.
13152 (find_what_var_points_to): Likewise.
13153 (compute_tbaa_pruning): Remove.
13154 (compute_points_to_sets): Do not call it.
13155 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13156 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13157 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13158 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13159 (DECL_NO_TBAA_P): Likewise.
13160 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13161 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13162 (expand_omp_atomic_pipeline): Do not set it.
13163 * print-tree.c (print_node): Do not dump it.
13164 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13167 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13170 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13173 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13175 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13178 2009-05-22 Ben Elliston <bje@au.ibm.com>
13180 * Makefile.in (bversion.h, s-bversion): New targets.
13181 (TOPLEV_H): Add bversion.h.
13182 * toplev.h: Include "bversion.h".
13183 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13184 the __format__ attribute only if compiling with the same version
13185 of GCC as the sources (the "build version").
13187 2009-05-22 Ben Elliston <bje@au.ibm.com>
13189 * c-format.c (handle_format_attribute): Fix comment typo.
13191 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13194 * config/ia64/ia64.opt (mfused-madd): New.
13195 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13196 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13197 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13198 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13199 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13200 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13201 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13202 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13203 instruction if !TARGET_FUSED_MADD.
13204 (fpma, fpms): Remove colon from name.
13206 2009-05-22 Richard Guenther <rguenther@suse.de>
13208 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13209 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13210 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13212 (create_expression_by_pieces): Only convert if necessary.
13213 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13214 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13216 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13218 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13219 regular pattern from a template and rename it ...
13220 (*extzv_truncsi_exts): ... to this.
13222 2009-05-21 Richard Guenther <rguenther@suse.de>
13224 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13225 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13226 (cgraph_default_inline_p): Likewise.
13227 (cgraph_decide_inlining_incrementally): Likewise.
13229 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13230 Uros Bizjak <ubizjak@gmail.com>
13232 * config/i386/cpuid.h (bit_MOVBE): New.
13234 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13236 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13237 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13238 (ix86_handle_option): Handle OPT_mmovbe.
13239 (ix86_target_string): Add -mmovbe.
13240 (pta_flags): Add PTA_MOVBE.
13241 (processor_alias_table): Add PTA_MOVBE to "atom".
13242 (override_options): Handle PTA_MOVBE.
13244 * config/i386/i386.h (TARGET_MOVBE): New.
13246 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13247 (*bswapsi_movbe): New.
13248 (*bswapdi_movbe): Likewise.
13249 (bswapdi2): Renamed to ...
13250 (*bswapdi_1): This.
13251 (bswapdi2): New expander.
13253 * config/i386/i386.opt (mmovbe): New.
13255 * doc/invoke.texi: Document -mmovbe.
13257 2009-05-21 Taras Glek <tglek@mozilla.com>
13259 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13260 * gcc-plugin.h (plugin_init): Updated signature.
13261 * gcc-plugin.h (plugin_name_args): Moved to this header.
13262 * doc/plugins.texi (plugin_init): Updated documention to reflect
13264 * doc/plugins.texi (plugin_name_args): Added to documention.
13266 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13268 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13269 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13271 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13273 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13274 JUMP_TABLE_DATA_P predicates where applicable.
13275 * config/i386/predicates.md: Ditto.
13276 * config/i386/sse.md: Ditto.
13278 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13280 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13281 operand2 -128 override length_immediate attribute to 1.
13282 * config/i386/predicates.md (constm128_operand): New predicate.
13284 * config/i386/i386.c (memory_address_length): Handle %r12
13285 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13287 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13288 mode look through optional ZERO_EXTEND and SUBREG.
13289 * config/i386/i386.md (R12_REG): New define_constant.
13290 (prefix_data16): For sse unit set also for MODE_TI insns.
13291 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13292 insns set if operand 1 is ext_QIreg_operand.
13293 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13294 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13296 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13297 mode from MODE_DI to MODE_SI.
13298 (movdi_1_rex64): Override modrm and length_immediate attributes
13299 only for movabs (TYPE_IMOV, alternative 2).
13300 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13301 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13302 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13303 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13304 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13305 prefix_rex attribute if DImode.
13306 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13307 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13308 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13309 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13310 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13311 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13312 Likewise. For TYPE_IMOV clear length_immediate attribute.
13313 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13314 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13315 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13316 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13317 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13318 or one operand TYPE_ISHIFT.
13319 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13320 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13321 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13322 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13323 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13324 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13325 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13326 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13327 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13328 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13329 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13330 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13331 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13332 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13333 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13334 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13335 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13336 set mode attribute, don't override length attribute.
13337 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13339 (return_internal_long): Set length attribute to 2 instead of 1.
13340 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13341 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13342 prefix_rex attribute.
13343 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13345 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13347 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13349 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13351 2009-05-20 Ian Lance Taylor <iant@google.com>
13353 * tree.c (build_tree_list_vec_stat): New function.
13354 (ctor_to_vec): New function.
13355 (build_nt_call_vec): New function.
13356 (build_call_array): Change args to be a const pointer.
13357 (build_call_vec): New function.
13358 * tree.h (build_nt_call_vec): Declare.
13359 (build_tree_list_vec_stat): Declare.
13360 (build_tree_list_vec): Define.
13361 (build_call_array): Update declaration.
13362 (build_call_vec): Declare.
13363 (ctor_to_vec): Declare.
13364 * c-common.c (tree_vector_cache): New static variable.
13365 (make_tree_vector): New function.
13366 (release_tree_vector): New function.
13367 (make_tree_vector_single): New function.
13368 (make_tree_vector_copy): New function.
13369 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13370 (make_tree_vector_single, make_tree_vector_copy): Declare.
13371 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13372 (c_parser_expr_list): Don't manage cache here, instead call
13374 (c_parser_release_expr_list): Remove static function.
13375 (c_parser_vec_to_tree_list): Remove static function.
13376 (c_parser_attributes): Call build_tree_list_vec instead of
13377 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13378 c_parser_release_expr_list.
13379 (c_parser_postfix_expression_after_primary): Likewise.
13380 (c_parser_objc_keywordexpr): Likewise.
13382 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13384 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13385 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13386 TARGET_CONVERT_TO_TYPE.
13387 * hooks.c (hook_tree_const_tree_null): Define.
13388 * hooks.h (hook_tree_const_tree_null): Declare.
13389 * target.h (struct gcc_target): Add invalid_parameter_type,
13390 invalid_return_type, promoted_type, and convert_to_type fields.
13391 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13392 (TARGET_INVALID_RETURN_TYPE): Define.
13393 (TARGET_PROMOTED_TYPE): Define.
13394 (TARGET_CONVERT_TO_TYPE): Define.
13395 (TARGET_INITIALIZER): Update for new fields.
13396 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13397 (grokparms): Check targetm.invalid_parameter_type.
13398 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13399 * c-convert.c (convert): Check targetm.convert_to_type.
13401 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13403 * config/mips/mips.md (*extenddi_truncate<mode>,
13404 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13406 (*extendhi_truncateqi): New define_insn_and_sptit.
13408 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13410 PR middle-end/40204
13411 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13412 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13414 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13416 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13417 the operand of VIEW_CONVERT_EXPR.
13419 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13421 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13422 extended family and model for Intel processors. Support Intel Atom.
13424 2009-05-20 Olivier Hainque <hainque@adacore.com>
13426 * gstab.h (stab_code_type): Define, to be used instead of the
13427 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13429 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13430 occurrences by stab_code_type.
13431 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13433 2009-05-20 Martin Jambor <mjambor@suse.cz>
13435 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13436 (sra_insert_before): Likewise.
13437 (sra_insert_after): Likewise.
13438 (sra_init_cache): Likewise.
13439 (sra_type_can_be_decomposed_p): Likewise.
13440 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13441 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13442 (sra_insert_before): Likewise.
13443 (sra_insert_after): Likewise.
13444 (sra_init_cache): Likewise.
13445 (insert_edge_copies_seq): Made static and moved upwards.
13447 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13450 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13452 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13453 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13456 2009-05-20 Richard Guenther <rguenther@suse.de>
13458 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13459 with mismatched comparison modes.
13461 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13463 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13464 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13465 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13466 with shifts for Thumb2.
13467 (orsi_notsi): New for orn.
13468 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13469 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13470 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13471 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13472 Don't invert remainder for IOR.
13474 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13476 PR tree-optimization/40087
13477 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13478 number_of_iterations_ne): Rename never_infinite argument.
13479 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13480 number_of_iterations_le): Handle pointer-type ivs when
13481 exit_must_be_taken is false.
13482 (number_of_iterations_cond): Do not always assume that
13483 exit_must_be_taken if the control variable is a pointer.
13485 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13487 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13488 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13490 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13492 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13493 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13495 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13498 * c.opt (Wlogical-op): Disabled by default.
13499 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13501 * doc/invoke.texi (Wlogical-op): Likewise.
13503 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13505 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13507 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13508 Propagate the type of the first operand.
13509 <ASSERT_EXPR>: Simplify.
13510 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13511 Rewrite using the RHS code as discriminant.
13512 <NOP_EXPR>: Turn into CASE_CONVERT.
13513 <PLUS_EXPR>: Propagate the type of the first operand.
13515 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13517 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13518 (ia64_dconst_0_375): New.
13519 * config/ia64/ia64.c (ia64_override_options): Remove
13520 -minline-sqrt-min-latency warning.
13521 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13522 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13523 * config/ia64/ia64.md (*sqrt_approx): Remove.
13524 (sqrtsf2): Remove #if 0.
13525 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13526 (sqrtdf): Remove assert.
13527 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13528 (sqrtxf2): Remove #if 0.
13529 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13530 * div.md (sqrt_approx_rf): New.
13531 (sqrtsf2_internal_thr): New implementation.
13532 (sqrtsf2_internal_lat): New.
13533 (sqrtdf2_internal_thr: New implementation.
13534 (sqrtxf2_internal): New implementation.
13536 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13537 Hans-Peter Nilsson <hp@axis.com>
13539 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13540 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13541 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13542 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13543 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13544 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13545 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13546 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13547 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13548 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13549 * c-common.c: ...from here.
13551 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13553 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13555 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13557 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13559 2009-05-19 Ben Elliston <bje@au.ibm.com>
13561 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13562 assignments with memcpy calls.
13563 (add_fdes): Likewise.
13564 (binary_search_unencoded_fdes): Likewise.
13565 (linear_search_fdes): Eliminate type puns.
13567 2009-05-19 Richard Guenther <rguenther@suse.de>
13569 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13570 not falsely claim to have propagated into all uses.
13572 2009-05-19 Ben Elliston <bje@au.ibm.com>
13574 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13577 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13579 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13580 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13581 (TARGET_LEGITIMATE_ADDRESS_P): New.
13582 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13583 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13585 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13588 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13589 child of the containing namespace's DIE.
13591 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13593 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13594 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13595 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13598 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13601 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13602 gen_align with gen_pad.
13603 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13604 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13606 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13607 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13609 * config/i386/i386.md (align): Renamed to ...
13610 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13611 ASM_OUTPUT_MAX_SKIP_PAD.
13613 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13615 * config.gcc: Fix variable syntax.
13618 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13619 before calling exact_log2.
13620 (output_iorsi3): Likewise.
13621 (output_xorsi3): Likewise.
13623 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13625 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13626 for the none zero constant operand except for EQ and NE
13627 comprisons even when the first operand is R0.
13629 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13631 * config/s390/2064.md: Remove trailing whitespaces.
13632 * config/s390/2084.md: Likewise.
13633 * config/s390/constraints.md: Likewise.
13634 * config/s390/fixdfdi.h: Likewise.
13635 * config/s390/libgcc-glibc.ver: Likewise.
13636 * config/s390/s390-modes.def: Likewise.
13637 * config/s390/s390-protos.h: Likewise.
13638 * config/s390/s390.c: Likewise.
13639 * config/s390/s390.h: Likewise.
13640 * config/s390/s390.md: Likewise.
13641 * config/s390/tpf-unwind.h: Likewise.
13643 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13645 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13647 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13650 * configure.ac (m68k-*-*): Check if binutils support TLS.
13651 * configure: Regenerate.
13652 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13653 * config/m68k/constraints.md (Cu): New constraint.
13654 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13655 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13656 (movsi): Handle TLS symbols.
13657 (addsi3_5200): Handle XTLS symbols, indent.
13658 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13659 (m68k_tls_reference_p): Declare.
13660 (m68k_legitimize_address): Declare.
13661 (m68k_unwrap_symbol): Declare.
13662 * config/m68k/m68k.opt (mxtls): New option.
13663 * config/m68k/m68k.c (ggc.h): Include.
13664 (m68k_output_dwarf_dtprel): Implement hook.
13665 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13666 (m68k_expand_prologue): Load GOT pointer when function needs it.
13667 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13668 (m68k_legitimate_constant_address_p): Same.
13669 (m68k_decompose_address): Handle TLS references.
13670 (m68k_get_gp): New static function.
13671 (enum m68k_reloc): New contants.
13672 (TLS_RELOC_P): New macro.
13673 (m68k_wrap_symbol): New static function.
13674 (m68k_unwrap_symbol): New function.
13675 (m68k_final_prescan_insn_1): New static function.
13676 (m68k_final_prescan_insn): New function.
13677 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13679 (legitimize_pic_address): Handle TLS references..
13680 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13681 (m68k_libcall_value_in_a0_p)
13682 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13683 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13684 (m68k_legitimize_tls_address): Handle TLS references.
13685 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13687 (m68k_legitimize_address): Handle TLS symbols.
13688 (m68k_get_reloc_decoration): New static function.
13689 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13691 (m68k_output_dwarf_dtprel): Implement hook.
13692 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13693 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13694 m68k_call_* routines.
13695 (sched_attr_op_type): Handle TLS symbols.
13696 (gt-m68k.h): Include.
13697 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13698 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13700 2009-05-18 Martin Jambor <mjambor@suse.cz>
13702 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13703 (visit_store_addr_for_mod_analysis): New function.
13704 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13705 (determine_cst_member_ptr): Use gimple_assign_single_p.
13706 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13707 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13708 operands. Don't check number of operands of a NOP_EXPR.
13710 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13712 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13714 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13717 * c-common.c (warn_logical_operator): Don't warn if one of
13718 expression isn't always true or false.
13720 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13722 * config/i386/biarch32.h: New file.
13723 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13725 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13727 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13728 *zero_extend<mode>_truncqi): Merge these into ...
13729 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13730 Name the pattern following this as *zero_extendhi_truncqi.
13732 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13734 PR middle-end/39301
13735 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13736 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13737 (output_info): Make field HOST_WIDEST_INT.
13738 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13739 (dump_bitmat_statistics): Same.
13741 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13743 * config.gcc (use_gcc_stdint): Set to wrap.
13744 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13745 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13746 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13747 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13748 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13749 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13750 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13751 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13753 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13755 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13757 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13758 Move definitions earlier.
13759 (OPT_ARCH64, OPT_ARCH32): Define.
13760 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13763 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13766 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13769 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13771 * arm.md (movdi2): Copy non-reg values to DImode registers.
13773 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13776 * final.c (label_to_max_skip): New function.
13777 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13778 CODE_LABEL_NUMBER <= max_labelno.
13779 * output.h (label_to_max_skip): New prototype.
13780 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13781 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13782 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13783 Handle CODE_LABELs with >= 16 byte alignment or with
13784 max_skip == (1 << align) - 1.
13785 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13786 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13789 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13790 .p2align 3 if MAX_SKIP is smaller than 7.
13791 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13793 2009-05-15 Ian Lance Taylor <iant@google.com>
13795 * alias.c (struct alias_set_entry_d): Rename from struct
13796 alias_set_entry. Change all uses.
13797 * except.c (struct call_site_record_d): Rename from struct
13798 call_site_record. Change all uses.
13799 * except.h (struct eh_region_d): Rename from struct eh_region.
13801 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13803 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13804 ivtype_map_elt. Change all uses.
13805 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13807 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13808 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13810 (struct sese_d): Rename from struct sese. Change all uses.
13811 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13812 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13813 * optabs.h (struct optab_d): Rename from struct optab. Change all
13815 (struct convert_optab_d): Rename from struct convert_optab.
13817 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13818 ipa_opt_pass. Change all uses.
13819 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13822 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13823 defined as a typedef.
13824 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13827 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13830 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13832 (merge_ranges): Returns bool.
13833 * tree.h (make_range): .. to here.
13834 (build_range_check): Likewise.
13835 (merge_ranges): Likewise. Renamed from merge_ranges.
13836 * c-typeck.c (parser_build_binary_op): Update calls to
13837 warn_logical_operator.
13838 * c-common.c (warn_logical_operator): Add new warning.
13839 * c-common.h (warn_logical_operator): Update declaration.
13841 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13843 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13845 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13847 * doc/install.texi: Document MPC requirements, flags etc.
13849 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13850 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13851 Evaluate constant arguments.
13852 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13853 (fold_builtin_1): Likewise, also evaluate constant arguments.
13854 Remove superfluous break.
13855 (do_mpc_ckconv): New.
13856 * real.h: Include mpc.h.
13857 * toplev.c (print_version): Output MPC version info if available.
13859 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13861 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13863 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13865 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13868 2009-05-15 Jan Hubicka <jh@suse.cz>
13870 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13871 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13872 (try_inline): Fix return value.
13873 (cgraph_decide_inlining_incrementally): Honor new value.
13874 (cgraph_early_inlining): Handle indirect inlining.
13875 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13877 2009-05-15 Jan Hubicka <jh@suse.cz>
13879 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13880 * cgraphunit.c (cgraph_finalize_function): Set it.
13881 (cgraph_expand_function): Use it.
13883 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13885 * real.c (encode_ieee_half): Define.
13886 (decode_ieee_half): Define.
13887 (ieee_half_format): Define.
13888 (arm_half_format): Define.
13889 * real.h (ieee_half_format): Declare.
13890 (arm_half_format): Declare.
13892 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13894 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13895 swapped, and reversed optabs exist before trying to use them.
13897 2009-05-15 Paul Brook <paul@codesourcery.com>
13898 Sandra Loosemore <sandra@codesourcery.com>
13900 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13901 loads. Allow PRE_DEC.
13902 (output_move_neon): Handle PRE_DEC.
13903 (arm_print_operand): Add 'A' for neon structure loads.
13904 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13905 * config/arm/neon.md (neon_mov): Update comment.
13906 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13908 (Um): New constraint.
13910 2009-05-15 Jan Hubicka <jh@suse.cz>
13912 Revert the following patch until testsuite fallout is fixed:
13913 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13914 * cgraph.h (struct inline_summary): New filed self_wize,
13915 size_inlining_benefit, self_time and time_inlining_benefit.
13916 (struct cgraph_global_info): Replace insns by time ans size fields.
13917 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13918 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13919 (ipcp_update_callgraph): Do not touch function bodies.
13920 * ipa-inline.c: Include except.h
13921 (MAX_TIME): New constant.
13922 (overall_insns): Remove
13923 (overall_size, max_benefit): New static variables.
13924 (cgraph_estimate_time_after_inlining): New function.
13925 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13926 (cgraph_clone_inlined_nodes): Update size.
13927 (cgraph_mark_inline_edge): Update size.
13928 (cgraph_estimate_growth): Use size info.
13929 (cgraph_check_inline_limits): Check size.
13930 (cgraph_default_inline_p): Likewise.
13931 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13932 (cgraph_decide_recursive_inlining): Check size.
13933 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13935 (cgraph_decide_inlining): Likewise.
13936 (cgraph_decide_inlining_incrementally): Likewise; honor
13937 PARAM_EARLY_INLINING_INSNS.
13938 (likely_eliminated_by_inlining_p): New predicate.
13939 (estimate_function_body_sizes): New function.
13940 (compute_inline_parameters): Use it.
13941 * except.c (must_not_throw_labels): New function.
13942 * except.h (must_not_throw_labels): Declare.
13943 * tree-inline.c (init_inline_once): Kill inlining_weigths
13944 * tree-ssa-structalias.c: Avoid uninitialized warning.
13945 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13946 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13947 (PARAM_INLINE_CALL_COST): Remove.
13948 (PARAM_EARLY_INLINING_INSNS): New.
13950 2009-05-15 Richard Guenther <rguenther@suse.de>
13952 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13953 not TODO_update_ssa.
13955 2009-05-15 Richard Guenther <rguenther@suse.de>
13957 PR tree-optimization/39999
13958 * gimple.h (gimple_expr_type): Use the expression type looking
13959 through useless conversions.
13960 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13961 (vn_nary_op_insert_stmt): Likewise.
13962 (simplify_binary_expression): Likewise.
13964 2009-05-15 Richard Guenther <rguenther@suse.de>
13966 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13967 New options, enabled by default.
13968 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13970 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13971 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13972 * tree-ssa-structalias.c (gate_tree_pta): New function.
13973 (pass_build_alias): Use it.
13975 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13977 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13978 recurse on an invariant address if a conversion from a pointer
13979 type to a wider integer type is involved.
13981 2009-05-15 Jan Hubicka <jh@suse.cz>
13983 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13984 * cgraph.h (struct inline_summary): New filed self_wize,
13985 size_inlining_benefit, self_time and time_inlining_benefit.
13986 (struct cgraph_global_info): Replace insns by time ans size fields.
13987 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13988 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13989 (ipcp_update_callgraph): Do not touch function bodies.
13990 * ipa-inline.c: Include except.h
13991 (MAX_TIME): New constant.
13992 (overall_insns): Remove
13993 (overall_size, max_benefit): New static variables.
13994 (cgraph_estimate_time_after_inlining): New function.
13995 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13996 (cgraph_clone_inlined_nodes): Update size.
13997 (cgraph_mark_inline_edge): Update size.
13998 (cgraph_estimate_growth): Use size info.
13999 (cgraph_check_inline_limits): Check size.
14000 (cgraph_default_inline_p): Likewise.
14001 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14002 (cgraph_decide_recursive_inlining): Check size.
14003 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14005 (cgraph_decide_inlining): Likewise.
14006 (cgraph_decide_inlining_incrementally): Likewise; honor
14007 PARAM_EARLY_INLINING_INSNS.
14008 (likely_eliminated_by_inlining_p): New predicate.
14009 (estimate_function_body_sizes): New function.
14010 (compute_inline_parameters): Use it.
14011 * except.c (must_not_throw_labels): New function.
14012 * except.h (must_not_throw_labels): Declare.
14013 * tree-inline.c (init_inline_once): Kill inlining_weigths
14014 * tree-ssa-structalias.c: Avoid uninitialized warning.
14015 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14016 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14017 (PARAM_INLINE_CALL_COST): Remove.
14018 (PARAM_EARLY_INLINING_INSNS): New.
14019 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14020 (inline-call-cost): Remove.
14021 (early-inlining-insns): New.
14023 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14025 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14027 (print_int_cst_bounds_in_octal_p): Likewise.
14028 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14030 * dwarf2out.c (base_type_die): Likewise.
14031 (is_subrange_type): Delete.
14032 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14033 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14034 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14035 if the destination type is boolean.
14036 (build_range_check): Do not special-case subtypes.
14037 (fold_sign_changed_comparison): Likewise.
14038 (fold_unary): Likewise.
14039 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14040 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14041 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14042 * tree.c (subrange_type_for_debug_p): New predicate based on the
14043 former is_subrange_type.
14044 * tree.h (subrange_type_for_debug_p): Declare.
14045 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14046 (convert_affine_scev): Remove call to above function.
14047 (chrec_convert_aggressive): Likewise.
14048 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14049 false for conversions involving subtypes.
14050 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14051 (vrp_val_min): Likewise.
14052 (needs_overflow_infinity): Likewise.
14053 (extract_range_from_unary_expr): Likewise.
14055 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14057 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14058 * config/frv/frv.c: Likewise.
14059 * config/s390/s390.c: Likewise.
14060 * config/sparc/sparc.h: Likewise.
14061 * config/i386/i386.h: Likewise.
14062 * config/i386/i386.c: Likewise.
14063 * config/crx/crx.c: Likewise.
14064 * config/m68hc11/m68hc11.h: Likewise.
14065 * config/iq2000/iq2000.c: Likewise.
14066 * config/mn10300/mn10300.h: Likewise.
14067 * config/mn10300/mn10300.c: Likewise.
14068 * config/m68k/m68k.c: Likewise.
14069 * config/rs6000/rs6000.c: Likewise.
14070 * config/rs6000/xcoff.h: Likewise.
14071 * config/rs6000/linux64.h: Likewise.
14072 * config/rs6000/sysv4.h: Likewise.
14073 * config/score/score3.c: Likewise.
14074 * config/score/score7.c: Likewise.
14075 * config/score/score.c: Likewise.
14076 * config/arm/arm.md: Likewise.
14077 * config/mips/mips.c: Likewise.
14078 * config/mips/mips.md: Likewise.
14079 * config/bfin/bfin.h: Likewise.
14080 * config/pa/pa.c: Likewise.
14081 * config/pa/constraints.md: Likewise.
14083 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14084 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14085 * config/pdp11/pdp11.h: Use memory_address_p instead.
14087 2009-05-14 Ian Lance Taylor <iant@google.com>
14089 * passes.c (finish_optimization_passes): Change i to int.
14090 * plugin.c (plugins_active_p): Change event to int.
14091 (dump_active_plugins): Likewise.
14092 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14094 * tree.c (tree_range_check_failed): Change c to unsigned int.
14095 (omp_clause_range_check_failed): Likewise.
14096 (build_common_builtin_nodes): Change mode to int. Add cast.
14097 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14098 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14100 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14101 ++ or -- with a variable of enum type.
14103 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14106 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14108 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14110 * store-motion.c: Do not include params.h
14111 * Makefile.in: Fix dependencies for various files.
14113 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14115 * auto-inc-dec.c: Fix pass description, remove apparent
14116 accidental duplication.
14118 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14120 PR middle-end/40147
14121 * ipa-utils.h (memory_identifier_string): Moved to ...
14122 * tree.h (memory_identifier_string): Here. Add GTY(()).
14124 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14126 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14127 in the former documentation of...
14128 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14129 * ira-conflicts.c (get_dup_num): Use address_operand.
14130 * targhooks.c (default_legitimate_address_p): New.
14131 * targhooks.h (default_legitimate_address_p): New.
14132 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14134 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14135 * target.h (struct target): Add legitimate_address_p.
14136 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14137 (TARGET_INITIALIZER): Include it.
14139 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14140 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14141 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14142 (TARGET_LEGITIMATE_ADDRESS_P): New.
14144 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14145 (REG_OK_STRICT_P): Delete.
14146 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14147 (frv_legitimate_address_p_1): ... this.
14148 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14149 (frv_legitimate_address_p_1): ... the renamed old
14150 frv_legitimate_address_p.
14151 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14152 (TARGET_LEGITIMATE_ADDRESS_P): New.
14154 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14155 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14156 * config/s390/s390.c (legitimate_address_p): Rename to...
14157 (s390_legitimate_address_p): ... this, make static.
14158 (legitimize_address): Adjust call.
14159 (TARGET_LEGITIMATE_ADDRESS_P): New.
14160 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14162 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14163 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14164 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14165 (TARGET_LEGITIMATE_ADDRESS_P): New.
14167 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14168 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14169 * config/spu/spu.c (spu_legitimate_address): Rename to...
14170 (spu_legitimate_address_p): ... this, make static.
14171 (TARGET_LEGITIMATE_ADDRESS_P): New.
14173 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14174 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14175 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14176 (sparc_legitimate_address_p): ... this, make static and return bool.
14177 (legitimize_address): Adjust call.
14178 (TARGET_LEGITIMATE_ADDRESS_P): New.
14180 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14181 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14182 * config/i386/i386.c (legitimate_address_p): Rename to...
14183 (ix86_legitimate_address_p): ... this, make static.
14184 (constant_address_p): Move after it, adjust call.
14185 (TARGET_LEGITIMATE_ADDRESS_P): New.
14187 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14188 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14189 * config/avr/avr.c (legitimate_address_p): Rename to...
14190 (avr_legitimate_address_p): ... this, make static.
14191 (legitimize_address): Adjust call.
14192 (TARGET_LEGITIMATE_ADDRESS_P): New.
14194 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14195 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14196 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14197 (TARGET_LEGITIMATE_ADDRESS_P): New.
14199 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14200 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14201 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14202 (TARGET_LEGITIMATE_ADDRESS_P): New.
14204 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14205 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14207 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14209 (TARGET_LEGITIMATE_ADDRESS_P): New.
14211 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14212 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14214 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14216 (m68hc11_legitimate_address_p): ... this, make static.
14217 (go_if_legitimate_address_internal): Rename to...
14218 (m68hc11_legitimate_address_p_1): ... this.
14219 (legitimize_address): Adjust call.
14220 (TARGET_LEGITIMATE_ADDRESS_P): New.
14222 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14223 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14224 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14225 (TARGET_LEGITIMATE_ADDRESS_P): New.
14227 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14228 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14229 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14230 (mn10300_legitimate_address_p): ... this, make static.
14231 (TARGET_LEGITIMATE_ADDRESS_P): New.
14233 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14234 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14235 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14236 (TARGET_LEGITIMATE_ADDRESS_P): New.
14238 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14239 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14240 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14241 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14242 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14243 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14244 (rs6000_legitimate_address_p): ... this, make static.
14245 (TARGET_LEGITIMATE_ADDRESS_P): New.
14246 (REG_MODE_OK_FOR_BASE_P): Delete.
14247 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14249 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14250 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14252 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14253 static, adjust types.
14254 (TARGET_LEGITIMATE_ADDRESS_P): New.
14256 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14257 * config/score/score.c (score_address_p): Rename to...
14258 (score_legitimate_address_p): ... this.
14259 (TARGET_LEGITIMATE_ADDRESS_P): New.
14260 * config/score/score3.c (score3_address_p): Rename to...
14261 (score3_legitimate_address_p): ... this.
14262 * config/score/score7.c (score7_address_p): Rename to...
14263 (score7_legitimate_address_p): ... this.
14265 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14266 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14267 GO_IF_LEGITIMATE_ADDRESS): Delete.
14268 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14269 thumb2_legitimate_address_p): Delete.
14270 (arm_legitimate_address_p): Rename to...
14271 (arm_legitimate_address_outer_p): ... this.
14272 * config/arm/constraints.md ("Uq"): Adjust call.
14273 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14274 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14276 (arm_legitimate_address_outer_p): ... this.
14277 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14279 (TARGET_LEGITIMATE_ADDRESS_P): New.
14281 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14282 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14283 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14284 (TARGET_LEGITIMATE_ADDRESS_P): New.
14286 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14287 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14288 * config/vax/vax.c (legitimate_address_p): Rename to...
14289 (vax_legitimate_address_p): ... this, make static.
14290 (TARGET_LEGITIMATE_ADDRESS_P): New.
14292 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14293 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14294 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14295 (TARGET_LEGITIMATE_ADDRESS_P): New.
14297 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14298 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14299 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14300 (mmix_legitimate_address_p): ... this, make static.
14301 (TARGET_LEGITIMATE_ADDRESS_P): New.
14303 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14304 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14305 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14306 (TARGET_LEGITIMATE_ADDRESS_P): New.
14308 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14310 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14311 of MODE_COMPLEX_INT.
14313 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14315 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14316 LCT_NORMAL in function call.
14317 * mips-tdump.c (print_file_desc): Add cast to enum type.
14318 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14319 (mark_stabs): Add casts to enum types.
14320 (parse_stabs_common): Add casts to enum types.
14322 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14324 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14325 Check for invalid values of LETTER.
14327 2009-05-13 Taras Glek <tglek@mozilla.com>
14329 * attribs.c (register_attribute): moved out attribute registration
14330 into register_attribute.
14331 * doc/plugins.texi: Documented register_attribute and
14333 * gcc-plugin.h: Added forward decl for register_attribute.
14334 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14335 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14336 PLUGIN_ATTRIBUTES boilerplate.
14338 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14340 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14341 values even in sentinel and empty entries.
14342 (ms_printf_flag_specs): Likewise.
14343 (ms_scanf_flag_specs): Likewise.
14344 (ms_strftime_flag_specs): Likewise.
14345 (ms_print_char_table): Likewise.
14346 (ms_scan_char_table): Likewise.
14347 (ms_time_char_table): Likewise.
14349 2009-05-13 Doug Kwan <dougkwan@google.com>
14351 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14353 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14355 * config/mips/mips.md (store): Add attributes for QI and HI.
14357 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14358 (truncdi<mode>2): ... this new pattern.
14360 2009-05-13 Brad Hards <bradh@kde.org>
14362 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14364 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14365 Ben Elliston <bje@au.ibm.com>
14367 PR middle-end/40035
14368 * dse.c (check_mem_read_rtx): Guard against width == -1.
14370 2009-05-13 Michael Matz <matz@suse.de>
14372 PR middle-end/39976
14373 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14374 (trivially_conflicts_p): New function.
14375 (insert_backedge_copies): Use it.
14377 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14379 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14380 (handle_stdc_pragma): Use new enum constant names.
14381 (handle_pragma_float_const_decimal64): Ditto.
14383 2009-05-13 Ian Lance Taylor <iant@google.com>
14385 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14388 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14390 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14391 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14393 * config/m68k/m68k.h (FL_UCLINUX): Define.
14395 2009-05-13 Jan Hubicka <jh@suse.cz>
14397 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14399 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14401 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14402 unless -fschedule-insns is specified.
14404 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14407 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14408 TARGET_EXPAND_CBRANCHDI4.
14409 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14410 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14411 (cmpeqdi): Fix comment.
14413 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14415 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14416 (sh_legitimate_address_p): Likewise.
14417 * config/sh/sh.c (sh_legitimate_index_p): New.
14418 (sh_legitimate_address_p): Likewise.
14419 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14420 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14421 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14422 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14423 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14424 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14425 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14426 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14427 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14429 2009-05-12 Jan Hubicka <jh@suse.cz>
14431 * tree-inline.c (estimate_operator_cost): Add operands;
14432 when division happens by constant, it is cheap.
14433 (estimate_num_insns): Loads and stores are not having cost of 0;
14434 EH magic stuff is cheap; when computing runtime cost of switch,
14435 use log2 base of amount of its cases; builtin_expect has cost of 0;
14436 compute cost for moving return value of call.
14437 (init_inline_once): Initialize time_based flags.
14438 * tree-inline.h (eni_weights_d): Add time_based flag.
14440 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14442 * df-core.c: Update head documentation.
14444 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14447 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14448 shadowing exisiting variable op1.
14450 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14453 * config/i386/driver-i386.c (processor_signatures): New enum.
14454 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14455 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14456 processor signature to detect geode processor.
14458 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14462 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14464 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14465 causes spurious differences between trunk and cond-optab branch.
14467 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14469 * dojump.c (compare_from_rtx): Delete.
14470 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14471 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14472 if the comparison does not satisfy the predicate; test predicates for
14473 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14474 further if one existing pattern fails.
14475 * expr.h (compare_from_rtx): Delete.
14476 (prepare_operand): Declare it.
14477 * optabs.c: Change "lib call" to "libcall" throughout.
14478 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14479 HAVE_conditional_trap, emit_cmp_insn): Delete.
14480 (can_compare_p): Delete cmp_optab case.
14481 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14482 Accept other parameters by value.
14483 (prepare_operand): Make non-static.
14484 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14485 other parameters by value. Try to widen operands here based on
14486 an optab_methods argument and looking at cbranch_optab.
14487 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14488 loop. Use cbranch_optab directly.
14489 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14490 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14492 (emit_conditional_move, emit_conditional_add): Inline what's needed
14493 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14494 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14495 with COMPARE. Move cmov_optab and cstore_optab above
14496 with cbranch_optab, move cmp_optab down with ucmp_optab,
14497 remove tst_otpab. Do not initialize trap_rtx.
14498 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14499 for trap code. Do not check HAVE_conditional_trap. Use
14500 prepare_cmp_insn. Accept no predicate for operand 3.
14501 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14502 (OTI_ctrap, ctrap_optab): New.
14503 (tst_optab): Delete.
14504 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14505 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14506 with lookup of ctrap_optab.
14507 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14509 (ctrap_optab): New.
14511 * combine.c (combine_simplify_rtx, simplify_set): Do not
14512 special case comparing against zero for cc0 machines.
14513 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14514 COMPARE on cc0 machines.
14515 (simplify_relational_operation): Return a new expression when
14516 a COMPARE could be removed.
14517 * final.c (final_scan_insn): Compare cc_status values
14518 against LHS of a (compare FOO (const_int 0)) cc0 source.
14519 Also check if cc_status.value is the full compare.
14521 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14522 (cstoreMM4): Document.
14523 (conditional_trap): Document ctrapMM4 instead.
14524 (sync_compare_and_swapMM): Refer to cbranchcc4.
14525 (Dependent Patterns): Eliminate obsolete information referring to
14526 the old jump optimization phase.
14527 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14528 of compares with 0 on cc0 machines.
14529 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14530 avoiding references to cc0. Remove text about storing operands
14532 * doc/tm.texi (Condition Codes): Include blurb on different
14533 condition code representations, separate into subsections for
14534 CC0, MODE_CC and conditional execution.
14536 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14537 alpha_emit_setcc): Accept operands and a machine mode.
14538 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14539 Get code/op0/op1 from operands, use machine mode argument
14540 instead of alpha_compare.fp_p. Emit the branch here.
14541 (alpha_emit_setcc): Likewise, and return boolean.
14542 (alpha_emit_conditional_move): Likewise. Assert that
14543 cmp_op_mode == cmp_mode, and simplify accordingly.
14544 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14545 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14546 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14548 (stack probe test): Use cbranchdi4.
14549 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14551 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14552 * config/arc/arc.h (movsicc, movsfcc): Use it.
14553 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14554 (cbranchsi4, cstoresi4): New.
14555 (cmpsi, bCC and sCC expanders): Remove.
14557 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14558 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14559 * config/arm/predicates.md (arm_comparison_operator): Only include
14560 floating-point operators if there is a hardware floating-point unit.
14561 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14562 deferring to cbranch_cc and cstore_cc respectively.
14563 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14564 cbranch_cc, cstore_cc): New.
14565 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14567 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14569 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14570 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14572 (adjust_insn_length): Adjust calls.
14573 (avr_reorg): Handle (compare (foo) (const_int 0)).
14574 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14575 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14576 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14577 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14579 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14580 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14582 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14583 (cbranchsi4, cstorebi4, cstoresi4): New.
14584 (movbisi): This insn is duplicate, split it to zero_extend.
14585 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14586 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14587 (bfin_optimize_loop): Use cbranch expander.
14588 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14589 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14590 (bfin_bimode_comparison_operator): ... this.
14591 (bfin_direct_comparison_operator): New.
14593 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14594 inside (compare FOO (const_int 0)).
14595 (cris_rtx_costs): Handle ZERO_EXTRACT.
14596 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14597 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14598 (*tstdi_v32): Delete.
14599 (*cmpdi_non_v32): Add M alternative for operand 1.
14600 (cmpsi, cmp<mode>): Make private.
14601 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14603 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14605 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14606 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14607 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14608 (cc_reg_operand): New.
14609 (any_cond): Delete.
14610 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14611 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14612 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14613 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14614 crx_expand_scond): Delete.
14616 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14618 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14619 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14621 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14622 cstoresi4, cstoresf4, cstoredf4): New.
14623 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14624 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14625 Receive the entire operands array.
14626 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14627 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14628 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14629 Get test/op0/op1 from the operands array.
14630 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14632 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14633 (h8300_expand_store): New.
14634 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14636 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14637 (h8300_expand_store): New.
14638 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14639 or do not try to produce (set (cc0) REG).
14640 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14641 change a compare into a move to a scratch register. Disable some
14642 peepholes when comparing with zero.
14643 (tstsi, tsthi, tstsi, cmpqi): Make private.
14645 (bCC, sCC): Delete.
14646 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14649 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14650 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14651 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14652 (ix86_emit_i387_log1p): Use cbranchxf2.
14653 (ix86_expand_setcc): Return void.
14654 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14655 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14656 cmp<MODEF>, cmpcc): Remove.
14657 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14658 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14659 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14660 (sCC and bCC expanders): Remove.
14661 (stack_protect_test): Use cbranchcc4.
14663 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14665 (ia64_expand_compare): Accept three rtx by reference and return void.
14666 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14667 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14668 from *expr. Update *expr with the BImode comparison to do.
14669 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14670 cmptf, bCC, sCC, conditional_trap): Delete.
14671 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14672 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14673 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14674 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14675 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14677 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14678 type of last argument.
14679 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14680 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14681 use machine mode argument instead of branch_type. Remove dead
14682 code for floating-point comparisons.
14683 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14684 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14686 (cbranchsi4, cstoresi4): New.
14687 * config/iq2000/predicates.md (reg_or_const_operand): New.
14689 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14690 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14691 (b<code>_op): Rewrite to...
14692 (bcc_op): ... this, using match_operator.
14693 (s<code>_op): Rewrite to...
14694 (scc_op): ... this, using match_operator.
14695 (s<code>_24_op): Rewrite to...
14696 (scc_op_24): ... this, using match_operator.
14697 (s<code>_<mode>): Rewrite to...
14698 (cstore<mode>4): ... this, using match_operator.
14699 (s<code>_<mode>_24): Rewrite to...
14700 (cstore<mode>4_24): ... this, using match_operator.
14701 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14702 m32c_unpend_compare, m32c_expand_scc): Delete.
14703 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14704 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14705 (m32c_expand_movcc): Change NE to EQ if necessary.
14706 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14708 * config/m32r/m32r-protos.h (gen_cond_store): New.
14709 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14710 (gen_cond_store): New, from sCC patterns.
14711 (m32r_expand_block_move): Use cbranchsi4.
14712 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14713 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14714 (cbranchsi4, cstoresi4): New.
14716 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14718 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14719 (m68hc11_notice_update_cc): Look into a compare with 0.
14720 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14722 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14723 cmphi, cmpqi, bCC): Delete.
14724 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14725 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14726 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14729 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14730 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14731 * config/m68k/constraints.md (H): New.
14732 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14733 the define_insn below.
14734 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14735 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14736 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14737 patterns): Wrap RHS with COMPARE.
14738 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14739 (*cmpdi_internal): Name this pattern.
14740 (cmpdi): Change to define_insn.
14741 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14742 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14743 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14745 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14746 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14747 (conditional_trap): Change to...
14748 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14749 (*conditional_trap): Use the ordered_comparison_operator and
14750 const1_operand predicates.
14751 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14752 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14753 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14754 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14756 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14757 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14758 (mcore_gen_compare): New.
14759 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14760 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14761 (mcore_gen_compare): ... this.
14762 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14763 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14764 (stack probe pattern): Use cbranchsi4.
14766 * config/mips/predicates.md (mips_cstore_operator): New.
14767 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14768 * config/mips/mips.md (any_cond): Delete.
14769 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14771 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14772 fixuns_truncsfdi2): Use cbranch patterns.
14773 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14774 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14775 Adjust call to mips_expand_conditional_branch.
14776 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14778 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14779 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14780 * config/mips/mips.c (cmp_operands): Delete.
14781 (mips_emit_compare): Get comparison operands from *op0/*op1.
14782 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14783 that it succeeds. Use op0/op1 instead of cmp_operands.
14784 (mips_expand_conditional_branch, mips_expand_conditional_move,
14785 mips_expand_conditional_trap): Likewise.
14786 (mips_block_move_loop): Use cbranch patterns.
14787 * config/mips/mips.h (cmp_operands): Delete.
14789 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14790 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14791 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14792 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14793 (*cmpcc_folded): Rename to...
14794 (*cmpdi_folded): this.
14795 (*cmpcc): Rename to...
14797 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14800 (cbranchdf4): New. Handle invalid comparisons here.
14801 * config/mmix/predicates.md (float_comparison_operator): New.
14803 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14804 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14805 * config/mn10300/mn10300.md (tst): Delete.
14806 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14807 Name these patterns and wrap RHS in a compare.
14808 (*cmpsi): Make this pattern private. Include tst.
14809 (*cmpsf): Make this pattern private.
14810 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14811 (compare with zero peepholes): Likewise.
14813 (cbranchsi4, cbranchsf4): New.
14814 (casesi): Use cbranchsi4.
14816 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14817 hppa_branch_type): Delete.
14818 (return_addr_rtx): Use cbranchsi4.
14819 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14820 Emit CCFPmode comparison here.
14821 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14822 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14823 hppa_branch_type): Delete.
14824 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14825 (movsicc, movdicc): Remove references to hppa_compare_op0,
14826 hppa_compare_op1 and compare_from_rtx.
14827 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14828 (casesi): Use cbranchsi4.
14830 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14831 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14832 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14833 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14834 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14836 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14837 (*branch, *branch_inverted): New.
14839 * config/picochip/picochip.md (cbranchhi4): Use
14840 ordered_comparison_operator.
14841 (cmphi, bCC): Remove.
14843 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14844 (trap_comparison_operator): Delete.
14845 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14846 rs6000_emit_cbranch): Accept mode and operands.
14847 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14848 rs6000_compare_fp_p): Delete.
14849 (rs6000_generate_compare): Accept mode and comparison. Extract code
14850 and op0/op1 from there. Replace references to rs6000_compare_op0
14851 and rs6000_compare_op1.
14852 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14853 extract result from passed operands.
14854 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14855 extract loc from passed operands.
14856 (rs6000_emit_cmove): Likewise.
14857 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14858 rs6000_compare_fp_p): Delete.
14859 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14860 (cbranch<GPR>4, cbranch<FP>4): New.
14861 (cstore<mode>4): New. Consolidate here all choices about when to use
14862 portable or specialized sCC sequences.
14863 (stack_protect_test): Use cbranchsi4.
14864 (conditional_trap): Replace with ctrap<GPR>4.
14865 (conditional trap insn): Replace trap_comparison_operator with
14866 ordered_comparison_operator.
14868 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14869 (s390_emit_prologue): Use ctrap.
14870 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14871 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14872 New predicates replacing...
14873 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14874 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14875 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14876 (add<mode>cc): Do not use s390_compare_op0/op1.
14877 (s<code>): Change to...
14878 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14879 (seq): Change to...
14880 (cstorecc4): ... this. Handle EQ or NE equally.
14881 (*sne): Un-privatize for use in cstorecc4.
14882 (b<code>): Change to...
14883 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14884 (conditional_trap): Replace with...
14885 (ctrap<GPR>4, ctrap<FP>4): ... these.
14886 (stack_protect): Use cbranchcc4.
14888 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14889 * config/score/score-protos.h (score_gen_cmp): Delete.
14890 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14891 (score_block_move-loop): Use cbranchsi4.
14892 * config/score/score.md (cbranchsi4): New.
14893 (cmpsi, bCC): Delete.
14894 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14895 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14896 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14897 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14898 * config/score/score3.h (score3_gen_cmp): Delete.
14899 * config/score/score7.h (score7_gen_cmp): Delete.
14901 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14902 (sh_emit_scc_to_t): ... this. Return void.
14903 (from_compare): Rename to...
14904 (sh_emit_compare_and_branch): ... this.
14905 (sh_emit_compare_and_set): New.
14906 (sh_expand_t_scc): Accept operands.
14907 * config/sh/predicates.md (sh_float_comparison_operator): New.
14908 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14909 (prepare_scc_operands): Rename to...
14910 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14912 (sh_emit_cheap_store_flag): New.
14913 (sh_emit_set_t_insn): New.
14914 (from_compare): Rename to...
14915 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14916 handling of TARGET_SH2E floating point to avoid recursive call.
14917 Generate branch here.
14918 (sh_emit_compare_and_set): New.
14919 (sh_expand_t_scc): Get op0/op1 from arguments.
14920 (sh_emit_cheap_store_flag): New.
14921 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14923 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14924 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14925 (movsicc, movdicc): Do nothing when it recreated operands from
14926 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14927 prepare_scc_operands (now sh_emit_scc_to_t).
14928 (udivdi3): Use cstoresi4.
14929 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14930 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14931 (cbranchint4_media, cbranchfp4_media): New.
14932 (casesi): Use cbranchdi4.
14933 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14935 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14936 (movnegt): Remove second operand.
14937 (cbranchsf4, cbranchdf4): New.
14938 (stack_protect): Use cbranchdi4/cbranchsi4.
14940 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14941 (gen_compare_reg): Accept comparison, extract part of it to...
14942 (gen_compare_reg_1): ... this.
14943 (gen_compare_operator): Delete.
14944 (gen_v9_scc): Accept separate destination, comparison code and arms.
14945 Do not use sparc_compare_op0/sparc_compare_op1.
14946 (emit_scc_insn, emit_conditional_branch_insn): New.
14947 (emit_v9_brxx): Make static. Remove useless assertion.
14948 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14950 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14951 * config/sparc/sparc-protos.h (gen_compare_reg,
14952 sparc_emit_float_lib_cmp): Adjust prototype.
14953 (emit_scc_insn, emit_conditional_branch_insn): New.
14954 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14955 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14956 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14957 iterators to the top.
14958 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14959 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14960 snedi_special_trunc): Delete.
14961 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14962 and snedi_special_trunc.
14963 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14964 cbranchdi4, cbranch<F:mode>4): New.
14965 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14966 here. Use gen_compare_reg instead of gen_compare_operator.
14967 (conditional_trap): Replace with...
14968 (ctrapsi4, ctrapdi4): ... this.
14969 (stack_protect_test): Use cbranchcc4.
14971 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14973 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14974 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14975 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14976 from operands[0] or operands[3] depending on is_set.
14977 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14978 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14979 cmpdf, bCC), sCC: Remove.
14980 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14981 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14983 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14984 spu_emit_branch_or_set.
14986 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14988 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14989 xstormy16_compare_op1): Delete.
14990 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14991 xstormy16_compare_op1): Delete.
14992 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
14994 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
14995 (cmphi, cmpsi, bCC): Remove.
14997 * config/v850/v850.md (tstsi, cmpsi): Fold into...
14998 (*cmpsi): ... this one.
14999 (cbranchsi4, cstoresi4): New.
15000 (bCC expanders): Delete.
15001 (sCC insns): Fold into...
15002 (*setcc): ... this one.
15003 (casesi): Do not use gen_cmpsi and gen_bgtu.
15004 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15005 (movsicc): Simplify.
15006 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15008 * config/vax/vax-protos.h (cond_name): New.
15009 (vax_output_conditional_branch): Remove.
15010 * config/vax/vax.c (cond_name): New.
15011 (vax_output_conditional_branch): Remove.
15012 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15013 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15014 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15015 (bit<VAXint>): Wrap source with (compare).
15016 (b<code> and following unnamed pattern): Rename to *branch and
15017 *branch_reversed. Change macroization to match_operator.
15018 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15020 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15021 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15022 Change last argument to machine_mode.
15023 (xtensa_expand_scc): Add machine_mode argument.
15024 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15025 (gen_conditional_move, xtensa_expand_conditional_branch,
15026 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15027 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15028 Adjust operand numbers.
15029 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15031 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15032 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15033 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15035 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15037 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15038 causes spurious differences between trunk and cond-optab branch.
15040 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15043 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15045 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15047 * tree.c (iterative_hash_pointer): Delete.
15048 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15049 Hash UIDs and versions of SSA names. Don't special-case built-in
15050 function declarations.
15052 2009-05-11 Ian Lance Taylor <iant@google.com>
15055 * graphite.c: Force -Wc++-compat to only be a warning before
15056 #including "cloog/cloog.h".
15058 2009-05-11 Martin Jambor <mjambor@suse.cz>
15060 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15062 2009-05-11 Jan Hubicka <jh@suse.cz>
15064 * tree-ssa-loop-ivcanon.c: Include target.h
15065 (struct loop_size): new structure.
15066 (constant_after_peeling): New predicate.
15067 (tree_estimate_loop_size): New function.
15068 (estimated_unrolled_size): Rewrite for new estimates.
15069 (try_unroll_loop_completely): Use new estimates.
15070 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15072 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15074 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15075 libcpp interface change.
15076 (spu_macro_to_expand): Likewise.
15078 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15080 PR tree-optimization/40026
15081 * gimplify.c (gimplify_init_constructor): Change initial conditional
15082 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15083 optimize_compound_literals_in_ctor.
15085 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15087 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15089 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15091 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15093 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15094 HOST_WIDE_INT for gap.
15096 2009-05-11 Ira Rosen <irar@il.ibm.com>
15098 PR tree-optimization/40074
15099 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15100 account in group size and step comparison.
15102 2009-05-11 Richard Guenther <rguenther@suse.de>
15104 * passes.c (init_optimization_passes): Strip now incorrect comment.
15105 (execute_function_todo): Do not set PROP_alias.
15106 * tree-pass.h (PROP_alias): Remove.
15107 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15108 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15109 * tree-nrv.c (pass_return_slot): Likewise.
15110 * tree-object-size.c (pass_object_sizes): Likewise.
15111 * tree-ssa-dom.c (pass_dominator): Likewise.
15112 (pass_phi_only_cprop): Likewise.
15113 * tree-ssa-dse.c (pass_dse): Likewise.
15114 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15115 (pass_cselim): Likewise.
15116 * tree-ssa-pre.c (pass_pre): Likewise.
15117 (pass_fre): Likewise.
15118 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15119 * tree-ssa-sink.c (pass_sink_code): Likewise.
15120 * tree-stdarg.c (pass_stdarg): Likewise.
15121 * tree-tailcall.c (pass_tail_calls): Likewise.
15122 * tree-vrp.c (pass_vrp): Likewise.
15124 2009-05-10 Ian Lance Taylor <iant@google.com>
15126 * basic-block.h (enum profile_status): Break out of struct
15127 control_flow_graph.
15128 * cgraph.h (struct inline_summary): Break out of struct
15130 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15131 of struct cgraph_order_sort.
15132 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15133 * cse.c (struct branch_path): Break out of struct
15134 cse_basic_block_data.
15135 * except.h (enum eh_region_type): Break out of struct eh_region.
15136 * gcc.c (enum add_del): Break out of struct modify_target.
15137 * genrecog.c (enum decision_type): Break out of struct decision_test.
15138 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15140 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15141 * regmove.c (enum match_use): New enum, broken out of struct match.
15142 * sched-int.h (enum post_call_group): New enum, broken out of
15144 (struct deps_reg): Break out of struct deps.
15145 * target.h (struct asm_int_op): Break out of struct gcc_target.
15146 * tree-eh.c (struct goto_queue_node): Break out of struct
15148 * tree-inline.h (enum copy_body_cge_which): Break out of
15150 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15152 * c-decl.c (in_struct, struct_types): New static variables.
15153 (pushtag): Add loc parameter. Change all callers.
15154 (lookup_tag): Add ploc parameter. Change all callers.
15155 (check_compound_literal_type): New function.
15156 (parser_xref_tag): Add loc parameter. Change all callers. If
15157 -Wc++-compat, warn about struct/union/enum types defined within a
15159 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15160 and loc parameters. Change all callers. Change error calls to
15161 error_at, using loc. For a redefinition, if the location of the
15162 original definition is known, report it. Set in_struct and
15163 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15164 (finish_struct): Add new parameters enclosing_in_struct and
15165 enclosing_struct_types. Change all callers. Set
15166 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15167 in the struct. If in a struct, add this struct to struct_types.
15168 (start_enum): Add loc parameter. Change all callers. Use
15169 error_at for errors, using loc. For a redefinition, if the
15170 location of the original definition is known, report it. If in a
15171 struct, add this enum type to struct_types. If -Wc++-compat warn
15172 if in sizeof, typeof, or alignof.
15173 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15174 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15175 (c_parser_enum_specifier): Get enum location for start_enum.
15176 (c_parser_struct_or_union_specifier): Get struct location for
15177 start_struct. Save in_struct and struct_types status between
15178 start_struct and finish_struct.
15179 (c_parser_cast_expression): Get location of cast.
15180 (c_parser_alignof_expression): Get location of type.
15181 (c_parser_postfix_expression): Likewise.
15182 (c_parser_postfix_expression_after_paren_type): Add type_loc
15183 parameter. Change all callers. Call check_compound_literal_type.
15184 Use type_loc for error about variable size type.
15185 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15186 of an enum constant from an enum type defined in a struct or union.
15187 (c_cast_expr): Add loc parameter. Change all callers. If
15188 -Wc++-compat, warn about defining a type in a cast.
15189 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15190 (start_enum, start_struct, finish_struct): Update declarations.
15191 (parser_xref_tag, c_cast_expr): Update declarations.
15192 (check_compound_literal_type): Declare.
15194 2009-05-11 Ben Elliston <bje@au.ibm.com>
15196 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15197 for recent libcpp interface change.
15198 (rs6000_macro_to_expand): Likewise.
15200 2009-05-10 Michael Matz <matz@suse.de>
15203 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15204 not at entry of function.
15206 2009-05-10 Richard Guenther <rguenther@suse.de>
15208 PR tree-optimization/40081
15210 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15211 using the main variant of the element type. Do not fiddle with
15212 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15214 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15215 structs with volatile fields.
15217 2009-05-10 Jan Hubicka <jh@suse.cz>
15219 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15220 (estimate_move_cost): Assert that it does not get called for
15222 (estimate_num_insns): Skip VOID types in argument handling.
15223 (optimize_inline_calls): Delete unreachable blocks and verify that
15224 callgraph is valid.
15226 2009-05-10 Jan Hubicka <jh@suse.cz>
15228 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15229 * cgraph.c (cgraph_mark_address_taken_node): New function.
15230 (dump_cgraph_node): Dump new flag.
15231 * cgraph.h (struct cgraph_node): Add address_taken.
15232 (cgraph_mark_address_taken_node): New function.
15233 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15234 since new direct calls can be born.
15236 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15238 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15239 tok->val.node.node.
15241 2009-05-10 Jan Hubicka <jh@suse.cz>
15243 PR middle-end/40084
15244 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15246 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15247 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15248 * tree-inline.c (copy_bb): Set frequency correctly.
15249 (fold_marked_statements): Update call to
15250 cgraph_update_edges_for_call_stmt.
15252 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15254 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15255 identifiers in diagnostics.
15256 * config/arm/arm.c (arm_handle_fndecl_attribute,
15257 arm_handle_isr_attribute): Likewise.
15258 * config/avr/avr.c (avr_handle_progmem_attribute,
15259 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15260 * config/bfin/bfin.c (handle_int_attribute,
15261 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15262 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15263 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15265 * config/darwin.c (darwin_handle_kext_attribute,
15266 darwin_handle_weak_import_attribute): Likewise.
15267 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15268 h8300_handle_eightbit_data_attribute,
15269 h8300_handle_tiny_data_attribute): Likewise.
15270 * config/i386/i386.c (ix86_handle_cconv_attribute,
15271 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15272 * config/i386/winnt.c (ix86_handle_shared_attribute,
15273 ix86_handle_selectany_attribute): Likewise.
15274 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15275 * config/m32c/m32c.c (function_vector_handler): Likewise.
15276 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15277 m68hc11_handle_fntype_attribute): Likewise.
15278 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15279 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15280 * config/mips/mips.c (mips_insert_attributes,
15281 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15282 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15283 rs6000_handle_struct_attribute): Likewise.
15284 * config/sh/sh.c (sh_insert_attributes,
15285 sh_handle_resbank_handler_attribute,
15286 sh_handle_interrupt_handler_attribute,
15287 sh2a_handle_function_vector_handler_attribute,
15288 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15290 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15291 * config/spu/spu.c (spu_handle_fndecl_attribute,
15292 spu_handle_vector_attribute): Likewise.
15293 * config/stormy16/stormy16.c
15294 (xstormy16_handle_interrupt_attribute): Likewise.
15295 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15296 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15298 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15300 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15301 (pp_translate_identifiers): New.
15302 (pp_identifier): Only conditionally translate identifier to locale
15304 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15305 (pp_base_tree_identifier): Only conditionally translate identifier
15306 to locale character set.
15307 * c-pretty-print.c (M_): Define.
15308 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15309 fragments for conditional translation with M_.
15310 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15311 identifier translation.
15313 2009-05-10 Richard Guenther <rguenther@suse.de>
15315 PR tree-optimization/40081
15316 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15317 using the main variant of the element type. Do not fiddle with
15318 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15320 2009-05-09 Jan Hubicka <jh@suse.cz>
15322 PR middle-end/40080
15323 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15324 indirect calls; verify cgraph afterwards.
15326 2009-05-09 Jan Hubicka <jh@suse.cz>
15329 * ipa.c (update_inlined_to_pointer): New function.
15330 (cgraph_remove_unreachable_nodes): Use it.
15332 2009-05-09 Jan Hubicka <jh@suse.cz>
15334 * tree-eh.c (struct leh_state): Remove prev_try.
15335 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15336 not track prev_try.
15337 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15338 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15339 remove_eh_handler_and_replace, foreach_reachable_handler,
15340 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15341 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15342 (gen_eh_region_cleanup): Update prototype.
15344 2009-05-09 Jan Hubicka <jh@suse.cz>
15346 PR middle-end/40043
15347 * except.c (copy_eh_region): Always set prev_try.
15348 (redirect_eh_edge_to_label): Find outer try.
15349 (foreach_reachable_handler): When looking for prev try
15350 handle case where previous try is not going to be taken.
15352 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15354 PR tree-optimization/40049
15355 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15356 only vector/vector shifts, convert the type of the constant to the
15357 appropriate type to avoid building incorrect trees, which
15358 eventually have problems with garbage collection.
15360 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15362 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15363 -1 for complex floating-point types if honoring signed zeros.
15365 2009-05-08 Jan Hubicka <jh@suse.cz>
15367 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15368 argument; handle correctly when profile is absent.
15369 (build_cgraph_edges): Update.
15370 (rebuild_cgraph_edges): Update.
15371 * cgraph.c: Do not include varray.h.
15372 (cgraph_set_call_stmt_including_clones): New function.
15373 (cgraph_create_edge_including_clones): Likewise
15374 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15375 (cgraph_update_edges_for_call_stmt): Handle clones.
15376 (cgraph_remove_node): Handle clone tree.
15377 (cgraph_remove_node_and_inline_clones): New function.
15378 (dump_cgraph_node): Dump clone tree.
15379 (cgraph_clone_node): Handle clone tree.
15380 (clone_function_name): Bring here from tree-inline.c.
15381 (cgraph_create_virtual_clone): New function.
15382 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15383 (cgraph_clone_info): New function.
15384 (strut cgraph_node): Add clone_info and new clone tree pointers.
15385 (cgraph_remove_node_and_inline_clones,
15386 cgraph_set_call_stmt_including_clones,
15387 cgraph_create_edge_including_clones,
15388 cgraph_create_virtual_clone): Declare.
15389 (cgraph_function_versioning): Use VEC argument.
15390 (compute_call_stmt_bb_frequency): Update prototype.
15391 (cgraph_materialize_all_clones): New function.
15392 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15393 (ipcp_create_replace_map): Update to VECtors.
15394 (ipcp_update_callgraph): Use virtual clones.
15395 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15396 (ipcp_update_profiling): Do not update local profiling.
15397 (ipcp_insert_stage): Use VECtors and virtual clones.
15398 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15399 (clone_of_p): New function.
15400 (cgraph_preserve_function_body_p): Use clone tree.
15401 (cgraph_optimize): Materialize clones.
15402 (cgraph_function_versioning): Update for VECtors.
15403 (save_inline_function_body): Use clone tree.
15404 (cgraph_materialize_clone): New function.
15405 (cgraph_materialize_all_clones): Likewise.
15406 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15407 * ipa.c: Include gimple.h.
15408 (cgraph_remove_unreachable_nodes): Use clone tree.
15409 * ipa-prop.c (ipa_note_param_call): Update call to
15410 compute_call_stmt_bb_frequencycall.
15411 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15412 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15413 (copy_bb): Handle updating of clone tree; add new edge when new call
15415 (expand_call_inline): Be strict about every call having edge.
15416 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15417 (delete_unreachable_blocks_update_callgraph): New function.
15418 (tree_function_versioning): Use VECtors; always remove unreachable
15419 blocks and fold conditionals.
15420 * tree-inline.h: Do not include varray.h.
15421 (tree_function_versioning): Remove.
15422 * Makefile.in (GTFILES): Remove tree-inline.c
15423 * passes.c (do_per_function): Do only functions having body.
15424 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15427 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15428 Andrew Morrow <acm@google.com>
15431 * c-common.c (c_common_attribute_table): Permit deprecated
15432 attribute to take an optional argument.
15433 (handle_deprecated_attribute): If the optional argument to
15434 __attribute__((deprecated)) is not a string ignore the attribute
15435 and emit a warning.
15437 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15438 * c-typeck.c (build_component_ref): Likewise.
15439 (build_external_ref): Likewise.
15441 * toplev.c (warn_deprecated_use): Add an attribute argument.
15442 Emit the message associated with __attribute__((deprecated)).
15444 * toplev.h (warn_deprecated_use): Updated.
15446 * doc/extend.texi: Document new optional parameter to
15447 __attribute__((deprecated))
15449 2009-05-08 Michael Eager <eager@eagercon.com>
15451 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15452 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15454 2009-05-08 Richard Guenther <rguenther@suse.de>
15456 PR tree-optimization/40062
15457 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15458 Avoid exponential behavior.
15460 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15462 PR rtl-optimization/33928
15464 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15465 process_uses, build_single_def_use_links): New.
15466 (update_df): Update use_def_ref.
15467 (forward_propagate_into): Use get_def_for_use instead of use-def
15469 (fwprop_init): Call build_single_def_use_links and let it initialize
15471 (fwprop_done): Free use_def_ref.
15472 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15473 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15474 df_rd_simulate_one_insn): New.
15475 (df_rd_bb_local_compute_process_def): Update head comment.
15476 (df_chain_create_bb): Use the new RD simulation functions.
15477 * df.h (df_rd_simulate_artificial_defs_at_top,
15478 df_rd_simulate_one_insn): New.
15479 * opts.c (decode_options): Enable fwprop at -O1.
15480 * doc/invoke.texi (-fforward-propagate): Document this.
15482 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15485 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15486 and one complex operand specially.
15487 * tree-complex.c (some_nonzerop): Do not identify a real value as
15488 zero if flag_signed_zeros.
15490 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15492 PR rtl-optimization/33928
15493 * loop-invariant.c (record_use): Fix && vs. || mishap.
15495 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15497 PR rtl-optimization/33928
15498 * loop-invariant.c (struct use): Add addr_use_p.
15499 (struct def): Add n_addr_uses.
15500 (struct invariant): Add cheap_address.
15501 (create_new_invariant): Set cheap_address.
15502 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15503 (record_uses): Pass df_ref to record_use.
15504 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15507 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15509 * config/sh/sh.c: Do not include c-pragma.h.
15511 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15513 * config/spu/spu.c: Remove include of c-common.h.
15515 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15518 * c-common.h (mark_valid_location_for_stdc_pragma,
15519 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15520 clear_float_const_decimal64, float_const_decimal64_p): New.
15521 * c.opt (Wunsuffixed-float-constants): New.
15522 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15523 unsuffixed float constant, handle new warning.
15524 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15525 * c-decl.c (c_scope): New flag float_const_decimal64.
15526 (set_float_const_decimal64, clear_float_const_decimal64,
15527 float_const_decimal64_p): New.
15528 (push_scope): Set new flag.
15529 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15530 to use STDC pragmas.
15531 (c_parser_external_declaration): Ditto.
15532 (c_parser_compound_statement_nostart): Ditto.
15533 * c-pragma.c (valid_location_for_stdc_pragma,
15534 mark_valid_location_for_stdc_pragma,
15535 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15536 handle_pragma_float_const_decimal64): New.
15537 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15538 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15539 set_float_const_decimal64, clear_float_const_decimal64,
15540 float_const_decimal64_p): New dummy functions.
15541 * doc/extend.texi (Decimal Float): Remove statement that the
15542 pragma, and suffix for double constants, are not supported.
15543 * doc/invoke.texi (Warning Options): List new option.
15544 (-Wunsuffixed-float-constants): New.
15546 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15548 * config/i386/i386.c: Do not include c-common.h.
15550 2009-05-07 Mark Heffernan <meheff@google.com>
15552 * doc/invoke.texi (Debugging Options): Document change of debugging
15554 * opts.c (decode_options): Make dump_base_name relative to
15555 aux_base_name directory.
15557 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15559 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15560 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15562 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15564 * Makefile.in (install-plugin): Simplify a bit.
15566 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15568 * Makefile.in (OBJS-common): Add regcprop.o.
15570 * timevar.def (TV_CPROP_REGISTERS): New.
15571 * regrename.c (regrename_optimize): Return 0.
15572 (rest_of_handle_regrename): Delete.
15573 (pass_rename_registers): Point to regrename_optimize.
15574 (struct value_data_entry, struct value_data,
15575 kill_value_one_regno, kill_value_regno, kill_value,
15576 set_value_regno, init_value_data, kill_clobbered_value,
15577 kill_set_value, kill_autoinc_value, copy_value,
15578 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15579 replace_oldest_value_reg, replace_oldest_value_addr,
15580 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15581 debug_value_data, validate_value_data): Move...
15582 * regcprop.c: ... here.
15583 (rest_of_handle_cprop): Delete.
15584 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15586 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15588 PR middle-end/40057
15589 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15590 GEN_INT for 1 << bitnum.
15591 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15592 build_int_cst_type.
15594 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15596 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15597 Remove wrong description of "nand" operation.
15599 2009-05-06 Richard Guenther <rguenther@suse.de>
15600 Adam Nemet <anemet@caviumnetworks.com>
15602 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15603 comment. Add that if LHS is not a gimple register, then RHS1 has
15604 to be a single object (GIMPLE_SINGLE_RHS).
15606 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15608 * expr.c (get_def_for_expr): Move it up in the file.
15609 (store_field): When expanding a bit-field store, look at the
15610 defining gimple stmt for the masking conversion.
15612 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15614 PR middle-end/39986
15615 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15616 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15617 32-bit memcpy into long.
15619 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15621 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15622 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15624 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15625 instead of appending DW_OP_deref*.
15627 2009-05-06 Michael Matz <matz@suse.de>
15629 PR middle-end/40021
15630 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15631 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15633 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15635 * Makefile.in (install-plugin): Fix srcdir handling.
15637 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15639 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15640 when processing for not_regs_needed bitmap.
15641 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15642 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15643 handling it for rhs.
15645 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15647 * config/i386/i386.md (unnamed inc/dec peephole): Use
15648 optimize_insn_for_size_p instead of optimize_size.
15649 * config/i386/predicates.md (incdec_operand): Likewise.
15650 (aligned_operand): Likewise.
15651 * config/i386/sse.md (divv8sf3): Likewise.
15652 (sqrtv8sf2): Likewise.
15654 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15656 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15658 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15660 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15662 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15663 ssemodesuffixf2c with avxmodesuffixf2c.
15665 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15668 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15670 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15672 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15673 (struct tree_base): Adjust spacing for 8 bit boundaries.
15674 (struct tree_decl_common): Add decl_by_reference_flag bit.
15675 (DECL_BY_REFERENCE): Adjust.
15676 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15677 print DECL_BY_REFERENCE bit.
15678 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15679 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15680 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15681 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15684 PR middle-end/39666
15685 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15686 range of the type, but default label is missing, add it with one
15687 of the existing labels instead of adding a new label for it.
15689 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15693 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15695 * Makefile.in (enable_plugin, plugin_includedir): New.
15696 (install): Depend on install-plugin.
15697 (PLUGIN_HEADERS): New.
15698 (install-plugin): New.
15699 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15701 2009-05-05 Richard Guenther <rguenther@suse.de>
15703 PR tree-optimization/40022
15704 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15706 (phivn_valid_p): Fix tuplification error, simplify.
15707 (phiprop_insert_phi): Add dumps.
15708 (propagate_with_phi): Simplify.
15710 2009-05-05 Richard Guenther <rguenther@suse.de>
15712 PR middle-end/40023
15713 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15715 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15717 * tree.h (strip_float_extensions): Remove duplicate declaration.
15718 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15719 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15720 block_ultimate_origin): Rearrange the declarations line to match the
15721 comment that indicates the .c file which the functions are defined.
15722 (dwarf2out_*, set_decl_rtl): Add comment.
15723 (get_base_address): Adjust comment.
15724 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15725 declarations line and add comment.
15726 (is_builtin_name): Add blank after function name, for clarity.
15728 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15730 * attribs.c (decl_attributes): Use %qE for identifiers in
15732 * cgraphunit.c (verify_cgraph_node): Translate function names to
15733 locale character set in diagnostics.
15734 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15736 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15737 Document that functions are named in UTF-8.
15738 * expr.c (expand_expr_real_1): Translate function names to locale
15739 character set in diagnostics.
15740 * gimplify.c (omp_notice_variable, omp_is_private,
15741 gimplify_scan_omp_clauses): Use %qE for identifiers in
15743 * langhooks.c (lhd_print_error_function): Translate function names
15744 to locale character set.
15745 * langhooks.h (decl_printable_name): Document that return value is
15746 in internal character set.
15747 * stmt.c: Include pretty-print.h
15748 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15750 (resolve_operand_name_1): Translate named operand name to locale
15752 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15754 * toplev.c (announce_function): Translate function names to locale
15756 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15757 (default_tree_printer): Use pp_identifier or translate identifiers
15758 to locale character set. Mark "<anonymous>" for translation.
15759 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15760 for identifiers in diagnostics.
15761 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15763 * varasm.c (output_constructor): Use %qE for identifiers in
15766 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15768 * configure.ac: use ` ` instead of $()
15769 * configure: Regenerate.
15771 2009-05-05 Ben Elliston <bje@au.ibm.com>
15773 * config/pa/linux-atomic.c: Eliminate conditional include of
15774 errno.h on non-LP64 systems to simplify build requirements.
15776 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15778 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15780 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15781 and pass value to identifier_to_locale.
15782 (warn_variable_length_array): Make name a tree.
15783 (grokdeclarator): Separate diagnostic texts for named and unnamed
15784 declarators. Use %qE for named declarators.
15785 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15787 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15788 identifiers in diagnostics.
15789 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15790 identifier_to_locale. Mark "anonymous" strings for translation.
15792 2009-05-04 Michael Eager <eager@eagercon.com>
15794 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15795 address for DImode/DFmode only if double-precision FP regs.
15797 2009-05-04 Michael Eager <eager@eagercon.com>
15799 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15800 TARGET_SINGLE_FLOAT check.
15802 2009-05-04 Michael Eager <eager@eagercon.com>
15804 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15806 2009-05-04 Michael Eager <eager@eagercon.com>
15808 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15809 * config/rs6000/t-xilinx: New
15811 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15813 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15814 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15815 * gcc/explow.c (memory_address): Use target hook.
15816 * gcc/targhooks.c (default_legitimize_address): New.
15817 * gcc/targhooks.h (default_legitimize_address): New.
15818 * gcc/target.h (legitimize_address): New.
15819 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15820 (TARGET_INITIALIZER): Include it.
15821 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15823 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15824 * config/bfin/bfin.c (legitimize_address): Remove.
15825 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15826 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15828 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15829 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15831 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15832 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15833 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15834 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15835 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15836 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15837 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15838 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15839 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15840 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15841 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15842 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15843 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15844 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15845 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15846 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15847 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15848 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15849 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15850 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15851 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15852 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15853 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15855 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15856 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15857 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15858 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15859 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15860 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15861 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15862 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15863 (thumb_legitimize_address): Delete.
15864 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15865 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15866 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15867 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15868 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15869 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15871 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15874 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15875 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15876 * config/m32r/m32r.c (m32r_legitimize_address): New.
15877 * config/m68k/m68k.c (m68k_legitimize_address): New.
15878 * config/score/score.c (score_legitimize_address): Standardize.
15879 * config/score/score3.c (score3_legitimize_address): Standardize.
15880 * config/score/score3.h (score3_legitimize_address): Adjust.
15881 * config/score/score7.c (score7_legitimize_address): Standardize.
15882 * config/score/score7.h (score7_legitimize_address): Adjust.
15883 * config/sh/sh.c (sh_legitimize_address): New.
15884 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15886 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15887 (s390_legitimize_address): ... this.
15888 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15889 (sparc_legitimize_address): ... this.
15890 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15891 (ix86_legitimize_address): ... this.
15892 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15893 (avr_legitimize_address): ... this.
15894 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15895 (mn10300_legitimize_address): ... this.
15896 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15897 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15898 (alpha_expand_mov): Adjust call.
15900 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15901 * config/spu/spu.c (spu_legitimize_address): Likewise.
15902 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15903 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15905 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15907 * intl.c (locale_encoding, locale_utf8): New.
15908 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15909 * intl.h (locale_encoding, locale_utf8): Declare.
15910 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15911 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15913 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15915 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15916 (pp_base_tree_identifier): Declare as function.
15917 (identifier_to_locale): Declare.
15918 * Makefile.in (pretty-print.o): Update dependencies.
15919 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15921 2009-05-04 Richard Guenther <rguenther@suse.de>
15923 PR middle-end/40015
15924 * builtins.c (fold_builtin_memory_op): Do not decay to element
15925 type if the size matches the whole array.
15927 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15929 * expmed.c (synth_mult): When trying out a shift, pass the result
15932 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15934 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15935 (shiftsub1_cost): New.
15936 (init_expmed): Compute shiftsub1_cost.
15937 (synth_mult): Optimize multiplications by constants of the form
15938 -(2^^m-1) for some constant positive integer m.
15940 2009-05-03 Richard Guenther <rguenther@suse.de>
15943 * c-typeck.c (array_to_pointer_conversion): Do not built
15944 ADDR_EXPRs of arrays of pointer-to-element type.
15945 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15946 up wrong ADDR_EXPRs after-the-fact.
15947 * c-common.c (strict_aliasing_warning): Strip pointer
15948 conversions for obtaining the original type.
15949 * builtins.c (fold_builtin_memset): Handle array types.
15950 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15953 2009-05-03 Richard Guenther <rguenther@suse.de>
15955 PR middle-end/23329
15956 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15957 Do not lose casts from array types with unknown extent to array
15958 types with known extent.
15959 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15960 alias set compatibility.
15962 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15964 * flags.h (extra_warnings): Delete.
15965 * toplev.c (process_options): Handle Wuninitialized here.
15966 * opts.c (extra_warnings): Delete.
15967 (set_Wextra): Delete.
15968 (common_handle_option): -Wextra can be handled automatically.
15969 * c-opts.c (c_common_handle_option): Delete obsolete code.
15970 (c_common_post_options): Simplify comment.
15971 * common.opt (W): Add Var.
15973 (Wuninitialized): Initialize to -1.
15975 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15976 Richard Guenther <rguenther@suse.de>
15978 * expr.c (get_def_for_expr): New function.
15979 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15980 SSA rather than trees.
15981 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15982 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15984 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15986 * c-common.c (reswords): Add _Imaginary.
15987 * c-common.c (enum rid): Add RID_IMAGINARY.
15989 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15991 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15992 Patch by Richard Guenther.
15994 2009-05-03 Anatoly Sokolov <aesok@post.ru>
15996 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
15997 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
15998 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
15999 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16000 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16001 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16002 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16003 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16004 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16005 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16006 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16007 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16008 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16009 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16010 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16011 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16012 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16013 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16015 2009-05-02 Richard Guenther <rguenther@suse.de>
16017 PR tree-optimization/39940
16018 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16021 2009-05-02 Richard Guenther <rguenther@suse.de>
16023 PR middle-end/40001
16024 * tree-ssa.c (execute_update_addresses_taken): Properly check
16025 if we can mark a variable DECL_GIMPLE_REG_P.
16026 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16027 back to the end of the function.
16028 (is_gimple_reg_type): Remove complex type special casing.
16029 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16032 2009-05-02 Ben Elliston <bje@au.ibm.com>
16034 * doc/collect2.texi (Collect2): Document search path behaviour
16035 when configured with --with-ld.
16037 2009-05-02 Jan Hubicka <jh@suse.cz>
16039 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16040 parameter; update callers.
16041 (coalesce_cost_edge): EH edges are costier because they needs
16042 splitting even if not critical and even more costier when there are
16043 multiple EH predecestors.
16045 2009-05-02 Jan Hubicka <jh@suse.cz>
16047 * except.c (remove_eh_handler_and_replace): Handle updating after
16048 removing TRY blocks.
16050 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16052 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16054 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16056 * varasm.c: Do not include c-pragma.h.
16057 * attribs.c: Do not incude c-common.h.
16059 2009-05-01 Michael Matz <matz@suse.de>
16061 * calls.c (initialize_argument_information): Handle SSA names like
16062 decls with a non MEM_P DECL_RTL.
16064 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16066 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16067 * ipa-utils.c: Likewise.
16068 * ipa-type-escape.c: Likewise.
16069 * cgraphunit.c Do not include c-common.h.
16070 * ipa-pure-const.c: Likewise.
16071 * tree-if-conv.c: Likewise.
16072 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16073 * ipa-struct-reorg.c: Likewise.
16074 * tree-nomudflap.c: Likewise.
16075 * tree-ssa-structalias.c: Likewise.
16077 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16079 * store-motion.c: Many cleanups to make this pass a first-class
16080 citizen instead of an appendix to gcse load motion. Add TODO list
16081 to make this pass faster/cleaner/better.
16083 (struct ls_expr): Post gcse.c-split cleanups.
16084 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16085 "stores" field to "avail_stores".
16086 (pre_ldst_mems): Rename to store_motion_mems.
16087 (pre_ldst_table): Rename to store_motion_mems_table.
16088 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16089 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16090 (ldst_entry): Rename to st_expr_entry, update users.
16091 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16092 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16093 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16095 (first_ls_expr): Rename to first_st_expr, update users.
16096 (next_ls_expr): Rename to next_st_expr, update users.
16097 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16098 fields properly for store motion instead of names inherited from load
16100 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16101 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16104 (ae_kill): Rename to st_kill, update users.
16105 (ae_gen): Rename to st_avloc, update users.
16106 (transp): Rename to st_transp, update users.
16107 (pre_insert_map): Rename to st_insert_map, update users.
16108 (pre_delete_map): Rename to st_delete_map, update users.
16109 (insert_store, build_store_vectors, free_store_memory,
16110 one_store_motion_pass): Update for abovementioned changes.
16112 (gcse_subst_count, gcse_create_count): Remove.
16113 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16114 and "n_stores_created", local variables.
16116 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16119 (regvec, compute_store_table_current_insn): Remove.
16120 (reg_set_info, reg_clear_last_set): Remove.
16121 (compute_store_table): Use DF caches instead of local dataflow
16124 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16126 * c-objc-common.c (c_tree_printer): Print identifiers with
16127 pp_identifier, not pp_string. Mark "({anonymous})" for
16129 * c-pretty-print.c (pp_c_ws_string): New.
16130 (pp_c_cv_qualifier, pp_c_type_specifier,
16131 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16132 pp_c_storage_class_specifier, pp_c_function_specifier,
16133 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16134 pp_c_primary_expression, pp_c_postfix_expression,
16135 pp_c_unary_expression, pp_c_shift_expression,
16136 pp_c_relational_expression, pp_c_equality_expression,
16137 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16138 use pp_string and pp_c_ws_string in place of pp_identifier and
16139 pp_c_identifier for non-identifiers. Mark English strings for
16141 * c-pretty-print.h (pp_c_ws_string): Declare.
16143 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16144 Roland McGrath <roland@redhat.com>
16146 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16147 (ENABLE_LD_BUILDID): New configuration option.
16148 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16149 (LINK_BUILDID_SPEC): New macro.
16150 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16152 * doc/install.texi: Document --enable-linker-build-id option.
16153 * configure: Rebuild.
16154 * config.in: Rebuild.
16156 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16158 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16159 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16160 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16161 MIPS_GP_SAVE_AREA_SIZE.
16162 * config/mips/mips.c (struct mips_frame_info): Update comment
16163 before arg_pointer_offset and hard_frame_pointer_offset.
16164 (mips_compute_frame_info): Update diagram before function: to
16165 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16166 indicate the position of frame_pointer_rtx with -fstack-protector and
16167 to show args_size. Don't allocate cprestore area for leaf functions
16168 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16170 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16172 2009-04-30 Michael Matz <matz@suse.de>
16174 PR tree-optimization/39955
16175 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16177 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16179 * ira.c (setup_cover_and_important_classes): Use safe macro
16180 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16182 * genpreds.c (write_tm_preds_h): Output suitable definition of
16183 REG_CLASS_FOR_CONSTRAINT.
16185 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16187 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16189 * bitmap.c (bitmap_descriptor): Likewise.
16190 * ggc-common.c (loc_descriptor): Likewise.
16191 * varray.c (varray_descriptor): Likewise.
16192 * vec.c (vec_descriptor): Likewise.
16194 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16196 * Makefile.in (dce.o): Add $(EXCEPT_H).
16197 * dce.c: Include except.h and delete redundant vector definitions.
16198 (deletable_insn_p): Return false for non-call insns that can throw
16201 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16203 * gcse.c (ae_gen): Remove.
16204 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16205 and make non-static function to make it available in store-motion.c.
16206 Update call sites with search-and-replace.
16207 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16208 extract_mentioned_regs, extract_mentioned_regs_helper,
16209 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16210 store_killed_in_insn, store_killed_after, store_killed_before,
16211 build_store_vectors, insert_insn_start_basic_block, insert-store,
16212 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16213 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16214 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16215 * store-motion.c: ...new file. Also copy data structures from gcse.c
16216 and clean up to remove parts not used by store motion.
16217 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16218 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16220 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16223 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16224 when optimizing for size.
16226 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16228 * gcse.c (gcse_constant_p): Fix typo in last change.
16230 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16232 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16234 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16236 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16238 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16240 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16241 CONST_HIGH_PART result.
16243 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16245 * config/avr/avr.c (initial_elimination_offset): Rename to
16246 avr_initial_elimination_offset.
16247 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16248 change return type to bool.
16249 (avr_can_eliminate): New function.
16250 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16251 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16252 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16253 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16254 avr_initial_elimination_offset.
16255 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16256 (avr_initial_elimination_offset): Define.
16258 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16259 Steven Bosscher <steven@gcc.gnu.org>
16261 PR rtl-optimization/39938
16262 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16263 * cfgrtl.c: Include insn-attr.h.
16264 (rest_of_pass_free_cfg): New function.
16265 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16266 * resource.c (init_resource_info): Remove call to df_analyze.
16268 2009-04-29 Richard Guenther <rguenther@suse.de>
16271 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16272 allow conversion to signed integers.
16274 2009-04-29 Richard Guenther <rguenther@suse.de>
16276 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16277 shifts of floating point vectors if the shift amount is
16278 a constant multiple of the element size.
16280 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16281 Michael Matz <matz@suse.de>
16283 PR middle-end/39927
16285 * tree-outof-ssa.c (emit_partition_copy): New function.
16286 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16287 insert_part_to_rtx_on_edge): Perform the partition base var
16288 copy using emit_partition_copy.
16289 (insert_value_copy_on_edge): Convert constants to the right mode.
16290 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16291 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16293 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16295 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16296 scan backwards to try to find a constant to initialize it.
16298 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16299 insn before the loop_end instruction, don't look past labels.
16301 2009-04-29 Richard Guenther <rguenther@suse.de>
16303 PR middle-end/39937
16304 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16305 loose type conversions.
16306 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16307 stmts only if there are no uses of its definition.
16309 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16311 * config/bfin/bfin.h (splitting_loops): Declare.
16312 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16313 Reorder bit definitions to be ascending.
16314 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16315 * config/bfin/bfin.c (splitting_loops): New variable.
16316 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16317 (struct loop_info): Remove members INIT and LOOP_INIT.
16318 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16319 the LSETUP sequence. Allow LC to be loaded from any register, but
16320 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16321 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16323 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16324 of reload_completed.
16327 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16329 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16331 * Makefile.in (PLUGIN_VERSION_H): New.
16332 (OBJS-common): Remove plugin-version.o.
16333 (plugin.o): Depend on (PLUGIN_VERSION_H).
16334 (plugin-version.o): Remove.
16335 * configure: Regenerate
16336 * configure.ac: Create plugin-version.h.
16337 * gcc-plugin.h (plugin_gcc_version): Remove.
16338 (plugin_default_version_check): Change signature.
16339 * plugin-version.c: Remove.
16340 * plugin.c: Include plugin-version.h.
16341 (str_plugin_gcc_version_name): Remove.
16342 (try_init_one_plugin): Pass gcc version to plugin_init.
16343 (plugin_default_version_check): Both gcc and plugin versions are now
16346 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16348 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16349 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16350 Remove special case testing for last insn of inner loops. Don't fail
16351 if the loop ends with a jump, emit an extra nop instead.
16353 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16354 DREGS rather than comparing directly. Remove code that tries to
16355 account for latencies.
16357 2009-04-29 Richard Guenther <rguenther@suse.de>
16359 PR tree-optimization/39941
16360 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16361 eliminating an indirect call.
16363 2009-04-29 Richard Guenther <rguenther@suse.de>
16365 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16366 parameter. Allow invariants as base if !require_lvalue.
16367 (verify_gimple_assign_single): Adjust.
16369 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16371 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16372 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16373 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16374 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16375 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16377 * config/bfin/bfin.c (bfin_expand_builtin,
16378 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16380 2009-04-28 Richard Guenther <rguenther@suse.de>
16382 * tree-vect-loop.c (get_initial_def_for_induction): Use
16383 correct types for pointer increment.
16385 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16387 * toplev.c (print_version): Update GMP version string calculation.
16389 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16391 PR rtl-optimization/39938
16392 * resource.c (init_resource_info): Add call to df_analyze.
16394 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16396 * config/alpha/alpha.md (usegp): Cast the result of
16397 alpha_find_lo_sum_using_gp to enum attr_usegp.
16398 * config/alpha/alpha.c (override_options): Remove end-of-structure
16399 marker element from cpu_table. Use array size of cpu_table to handle
16400 -mcpu and -mtune options.
16401 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16403 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16405 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16406 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16407 tune_32 and tune_64.
16408 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16409 support on PowerPC.
16410 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16411 * config/rs6000/option-defaults.h: ... here. New file.
16412 (OPT_64, OPT_32): Define.
16413 (MASK_64BIT): Define to 0 if not already defined.
16414 (OPT_ARCH64, OPT_ARCH32): Define.
16415 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16418 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16420 * config/arm/arm.c (arm_override_options): Emit error on using
16423 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16425 PR rtl-optimization/39914
16426 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16427 registers for allocnos created from user-defined variables only
16428 when not optimizing.
16430 2009-04-28 Richard Guenther <rguenther@suse.de>
16432 PR middle-end/39937
16433 * fold-const.c (fold_binary): Use distribute_real_division only
16436 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16438 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16439 add hpux-stdint.h to tm_file.
16440 (hppa[12]*-*-hpux11*): Ditto.
16441 (ia64*-*-hpux*): Ditto.
16442 * config/hpux-stdint.h: New.
16443 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16444 __STDC_EXT__ for all compiles.
16445 * config/pa/pa-hpux.h: Ditto.
16446 * config/pa/pa-hpux10.h: Ditto.
16447 * config/pa/pa-hpux11.h: Ditto.
16449 2009-04-28 Catherine Moore <clm@codesourcery.com>
16451 * debug.h (set_name): Add comment.
16453 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16456 * config/darwin.c (machopic_gen_offset): Check
16457 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16458 * config/arm/arm.c (require_pic_register): Likewise.
16460 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16462 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16463 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16464 m32c_promote_prototypes): Delete.
16466 2009-04-28 Michael Matz <matz@suse.de>
16468 PR middle-end/39922
16469 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16472 2009-04-28 Richard Guenther <rguenther@suse.de>
16474 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16476 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16478 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16479 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16480 * config/arm/arm-tune.md: Regenerate.
16482 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16484 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16485 block if there are complex incoming edges.
16486 (sel_merge_blocks): Remove useless assert.
16487 (sel_redirect_edge_and_branch): Check that edge was redirected.
16488 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16489 (sel_find_rgns): Delete declaration.
16490 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16491 the region when it is not a preheader.
16493 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16496 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16498 2009-04-28 Richard Guenther <rguenther@suse.de>
16500 * tree.h (SSA_NAME_VALUE): Remove.
16501 (struct tree_ssa_name): Remove value_handle member.
16502 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16503 array for jump threading.
16504 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16506 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16507 * tree-flow.h (threadedge_initialize_values): Declare.
16508 (threadedge_finalize_values): Likewise.
16509 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16510 (SSA_NAME_VALUE): Define.
16511 (threadedge_initialize_values): New function.
16512 (threadedge_finalize_values): Likewise.
16513 * tree-ssa-dom.c (ssa_name_values): New global variable.
16514 (SSA_NAME_VALUE): Define.
16515 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16517 2009-04-28 Ira Rosen <irar@il.ibm.com>
16519 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16520 Use REPORT_VECTORIZED_LOCATIONS instead
16521 REPORT_VECTORIZED_LOOPS.
16522 * tree-vectorizer.c (vect_verbosity_level): Make static.
16523 (vect_loop_location): Rename to vect_location.
16524 (vect_set_verbosity_level): Update comment.
16525 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16527 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16528 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16529 instead REPORT_UNVECTORIZED_LOOPS.
16530 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16531 and vect_loop_def to vect_external_def and vect_internal_def.
16532 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16533 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16534 REPORT_UNVECTORIZED_LOCATIONS.
16535 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16536 and vect_used_in_loop and to vect_unused_in_scope and
16537 vect_used_in_scope.
16538 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16539 (vect_verbosity_level): Remove declaration.
16540 (vect_analyze_operations): Likewise.
16541 (vect_analyze_stmt): Declare.
16542 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16543 REPORT_UNVECTORIZED_LOCATIONS.
16544 (vect_get_loop_niters): Fix indentation.
16545 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16546 (vect_analyze_loop_operations): New function.
16547 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16548 vect_analyze_operations.
16549 (vect_is_simple_reduction): Use new names.
16550 (vectorizable_live_operation, vect_transform_loop): Likewise.
16551 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16552 to specify whether the data references can be a part of interleaving
16554 (vect_analyze_data_ref_dependence): Use new names.
16555 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16556 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16557 * tree-vect-patterns.c (widened_name_p): Use new names.
16558 (vect_recog_dot_prod_pattern): Likewise.
16559 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16560 (process_use, vect_mark_stmts_to_be_vectorized,
16561 vect_model_simple_cost, vect_model_store_cost,
16562 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16563 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16564 vectorizable_operation, vectorizable_type_demotion,
16565 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16566 vectorizable_condition): Likewise.
16567 (vect_analyze_operations): Split into vect_analyze_loop_operations
16569 (vect_analyze_stmt): ... new function.
16570 (new_stmt_vec_info): Use new names.
16571 (vect_is_simple_use): Use new names and fix comment.
16572 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16573 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16575 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16578 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16579 and integer modes for x87 operands. Do not ICE for unsupported size,
16580 generate error instead. Generate error for unsupported operand types.
16581 ['z']: Do not handle HImode memory operands specially. Warning
16582 for floating-point operands. Fallthru to 'Z' for unsupported operand
16583 types. Do not ICE for unsupported size, generate error instead.
16584 (output_387_binary_op): Use %Z to output operands.
16585 (output_fp_compare): Ditto.
16586 (output_387_reg_move): Ditto.
16588 2009-04-28 Ben Elliston <bje@au.ibm.com>
16593 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16595 * builtins.c (c_strlen): Do not warn here.
16596 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16597 * c-common.c (pointer_int_sum): Take an explicit location.
16598 Warn about offsets out of bounds.
16599 * c-common.h (pointer_int_sum): Adjust declaration.
16601 2009-04-27 Ian Lance Taylor <iant@google.com>
16603 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16605 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16606 * df-core.c (df_set_flags): Change return type to int. Change
16607 type of old_flags to int.
16608 (df_clear_flags): Likewise.
16609 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16610 (df_get_conditional_uses): Likewise.
16611 * df.h (df_set_flags, df_clear_flags): Update declarations.
16612 * dwarf2out.c (struct indirect_string_node): Change type of form
16613 field to enum dwarf_form.
16614 (AT_string_form): Change return type to enum dwarf_form.
16615 * fixed-value.c (fixed_compare): Add cast to enum type.
16616 * fwprop.c (update_df): Change 0 to VOIDmode.
16617 * gensupport.c: Change 0 to UNKNOWN.
16618 * gimple.h (gimple_cond_code): Add cast to enum type.
16619 * haifa-sched.c (reemit_notes): Add cast to enum type.
16620 * hooks.c (hook_int_void_no_regs): Remove function.
16621 * hooks.h (hook_int_void_no_regs): Remove declaration.
16622 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16623 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16624 * real.c (real_arithmetic): Add cast to enum type.
16625 (real_compare): Likewise.
16626 * target.h (struct gcc_target): Change return type of
16627 branch_target_register_class to enum reg_class.
16628 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16629 default_branch_target_register_class.
16630 * targhooks.c (default_branch_target_register_class): New function.
16631 * targhooks.h (default_branch_target_register_class): Declare.
16632 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16633 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16635 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16637 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16638 vect_uninitialized_def. Change 0 to ERROR_MARK.
16639 * tree-vect-stmts.c (supportable_widening_operation): Don't
16640 initialize icode1 and icode2.
16641 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16642 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16644 (cmn_err_flag_specs): Change 0 to STD_C89.
16645 (cmn_err_char_table): Likewise.
16646 * config/arm/arm.c (get_arm_condition_code): Change type of code
16647 to enum arm_cond_code.
16648 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16649 (IWMMXT_BUILTIN2): Likewise.
16650 (neon_builtin_type_bits): Don't define typedef.
16651 (neon_builtin_datum): Change type of bits field to int.
16652 (arm_expand_neon_args): Add cast to enum type.
16653 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16655 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16656 casts to enum type.
16657 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16659 * config/mips/mips.md (jal_macro): Return enum constant.
16660 (single_insn): Likewise.
16661 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16663 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16664 casts to enum type.
16665 * config/s390/s390.c (s390_tune_flags): Change type to int.
16666 (s390_arch_flags): Likewise.
16667 (s390_handle_arch_option): Change flags field of struct pta to int.
16668 * config/s390/s390.h (s390_tune_flags): Update declaration.
16669 (s390_arch_flags): Likewise.
16670 * config/sh/sh.c (prepare_move_operands): Compare
16671 tls_symbolic_operand result with enum constant.
16672 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16673 (sh_expand_prologue): Add cast to enum type.
16674 (sh_expand_epilogue): Likewise.
16675 (tls_symbolic_operand): Change return type to enum tls_model.
16676 (fpscr_set_from_mem): Add cast to enum type.
16677 (legitimize_pic_address): Compare tls_symbolic_operand result with
16679 (sh_target_reg_class): Change return type to enum reg_class.
16680 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16682 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16683 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16684 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16685 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16686 (delayed_branch, tls_call_delay): Likewise.
16687 (eligible_for_sibcall_delay): Likewise.
16688 (eligible_for_return_delay): Likewise.
16689 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16690 (spu_expand_builtin_1): Likewise.
16692 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16693 for all types of conversions.
16694 (output_init_element): Issue -Wc++-compat warning if needed when
16695 initializing a bitfield with enum type.
16696 * c-parser.c (c_parser_expression): Set original_type to
16697 original_type of right hand operand of comma operator.
16699 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16701 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16703 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16704 * doc/cpp.texi (Standard Predefined Macros)
16705 (Implementation-defined behavior): Likewise.
16706 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16707 * doc/gimple.texi (GIMPLE Exception Handling)
16708 (@code{GIMPLE_ASSIGN}): Likewise.
16709 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16710 * doc/invoke.texi (Warning Options, Optimize Options)
16711 (AVR Options, Darwin Options): Likewise.
16712 (Optimize Options): Reformulate -fwhole-program description.
16713 * doc/loop.texi (Lambda): Likewise.
16714 * doc/md.texi (Output Template, Define Constraints)
16715 (Standard Names, Insn Splitting): Likewise.
16716 * doc/options.texi (Option properties): Likewise.
16717 * doc/passes.texi (Tree-SSA passes): Likewise.
16718 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16719 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16720 (File Names and DBX): Likewise.
16721 * doc/trouble.texi (Incompatibilities): Likewise.
16723 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16725 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16726 instruction is correct.
16728 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16730 Allow non-constant arguments to conversion intrinsics.
16731 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16732 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16733 * spu.c (print_operand): Handle 'v' and 'w'.
16734 (exp2_immediate_p, spu_gen_exp2): Define.
16735 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16736 spu_convtf_1): Update parameter descriptions.
16737 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16738 * constraints.md ('v', 'w'): New.
16739 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16741 (i2f, I2F): New define_mode_attr.
16742 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16743 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16744 fixuns_truncv4sfv4si2): Update to use mode attribute.
16745 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16746 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16747 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16748 patterns for combine.
16750 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16752 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16753 (cprop, hoist, pre, store_motion): New debug counters.
16754 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16755 is not an RTL pass anymore.
16756 (pass_profiling): Remove extern decl for pass removed in 2005.
16757 (pass_gcse, pass_jump_bypass): Remove.
16758 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16759 to 0 for clean state.
16760 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16761 * cse.c (gate_handle_cse_after_global_opts,
16762 rest_of_handle_cse_after_global_opts): New functions.
16763 (pass_cse_after_global_opts): New pass, does local CSE.
16764 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16765 (TV_CPROP): New timevar.
16766 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16767 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16768 (gcse_main, recompute_all_luids): Remove.
16769 (compute_hash_table_work): Call max_reg_num instead of reading
16771 (cprop_jump): Don't set run_jump_opt_after_gcse.
16772 (constprop_register): Always allow to alter jumps.
16773 (cprop_insn): Likewise.
16774 (do_local_cprop): Likewise.
16775 (local_cprop_pass): Likewise. Return non-zero if something changed.
16776 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16777 (find_implicit_sets): Add note about missed optimization opportunity.
16778 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16779 pass_rtl_cprop execute function.
16780 Don't bother tracking the pass number, each pass gets its own dumpfile
16782 Always allow to alter jumpsand bypass jumps.
16783 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16784 will just find no suitable set.
16785 (pre_edge_insert): Fix dumping, this function is for PRE only.
16786 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16787 pass_rtl_pre execute function.
16788 (hoist_code): Return non-zero if something changed. Keep track of
16789 substitutions and insertions for statistics gathering similar to PRE.
16790 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16791 called from the pass_rtl_hoist execute function. Show pass statistics.
16792 (compute_store_table): Use max_reg_num directly instead of using the
16793 formerly global max_gcse_regno.
16794 (build_store_vectors): Likewise.
16795 (replace_store_insn): Fix dumping.
16796 (store_motion): Rename to ...
16797 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16798 pass, called from the pass_rtl_store_motion execute function. Keep
16799 track of substitutions and insertions for statistics gathering similar
16801 (bypass_jumps): Remove, fold interesting bits into ...
16802 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16803 from the pass_rtl_cprop execute function.
16804 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16805 pass_jump_bypass): Remove.
16806 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16807 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16808 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16809 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16810 (gate_rtl_store_motion, execute_rtl_store_motion,
16811 pass_rtl_store_motion): New.
16812 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16813 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16814 * passes.c (init_optimization_passes): Remove pass_gcse and
16815 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16816 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16817 instead of pass_jump_bypass.
16819 2009-04-27 Richard Guenther <rguenther@suse.de>
16821 PR middle-end/39928
16822 * gimplify.c (gimplify_expr): If we are required to create
16823 a temporary make sure it ends up as register.
16825 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16828 * config/i386/i386.c (construct_container): Don't call
16829 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16830 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16832 2009-04-27 Michael Matz <matz@suse.de>
16834 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16835 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16836 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16837 (dump_replaceable_exprs): Take a bitmap.
16838 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16840 (expand_gimple_basic_block): Likewise.
16841 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16842 replaceable_expressions member a bitmap.
16843 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16844 (mark_replaceable): Likewise.
16845 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16846 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16848 2009-04-27 Richard Guenther <rguenther@suse.de>
16850 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16851 (verify_stmts): Dispatch to gimple/type verification code.
16852 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16853 issue with call argument types.
16855 2009-04-27 Michael Matz <matz@suse.de>
16857 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16858 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16861 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16862 Eric Botcazou <ebotcazou@adacore.com>
16864 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16865 a label's basic block.
16866 (mark_target_live_regs): Tidy and rework obsolete comments.
16867 Change back DF problem to LIVE. If a label starts a basic block,
16868 assume that all registers that used to be live then still are.
16869 (init_resource_info): If a label starts a basic block, set its
16870 BLOCK_FOR_INSN accordingly.
16871 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16873 2009-04-27 Richard Guenther <rguenther@suse.de>
16875 * tree-flow-inline.h (function_ann): Remove.
16876 (get_function_ann): Likewise.
16877 * tree-dfa.c (create_function_ann): Remove.
16878 * tree-flow.h (struct static_var_ann_d): Remove.
16879 (struct function_ann_d): Likewise.
16880 (union tree_ann_d): Remove fdecl member.
16881 (function_ann_t): Remove.
16882 (function_ann, get_function_ann, create_function_ann): Remove
16885 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16887 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16889 2009-04-27 Jan Hubicka <jh@suse.cz>
16891 * ipa-pure-const.c (struct funct_state_d): New fields
16892 state_previously_known, looping_previously_known; remove
16893 state_set_in_source.
16894 (analyze_function): Use new fields.
16895 (propagate): Avoid assumption that state_set_in_source imply
16898 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16899 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16900 * cfgloop.h (finite_loop_p): Declare.
16902 2009-04-26 Michael Matz <matz@suse.de>
16904 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16906 2009-04-26 Michael Matz <matz@suse.de>
16908 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16909 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16910 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16911 pass_mark_used_blocks): Remove.
16912 * tree-optimize.c (pass_free_datastructures,
16913 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16914 * passes.c (init_optimization_passes): Don't call
16915 pass_mark_used_blocks, remove dead code.
16917 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16919 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16920 * tree-ssa-live.h (register_ssa_partition): Likewise.
16922 2009-04-26 Michael Matz <matz@suse.de>
16925 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16926 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16927 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16929 (compare_pairs): Swap cost comparison.
16930 (coalesce_ssa_name): Don't use change_partition_var.
16931 * tree-nrv.c (struct nrv_data): Add modified member.
16932 (finalize_nrv_r): Set it.
16933 (tree_nrv): Use it to update statements.
16934 (pass_nrv): Require PROP_ssa.
16935 * tree-mudflap.c (mf_decl_cache_locals,
16936 mf_build_check_statement_for): Use make_rename_temp.
16937 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16938 * alias.c (find_base_decl): Handle SSA names.
16939 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16940 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16941 * rtl.h (set_reg_attrs_for_parm): Declare.
16942 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16943 to "optimized", remove unused locals at finish.
16944 (execute_free_datastructures): Make global, call
16945 delete_tree_cfg_annotations.
16946 (execute_free_cfg_annotations): Don't call
16947 delete_tree_cfg_annotations.
16949 * ssaexpand.h: New file.
16950 * expr.c (toplevel): Include ssaexpand.h.
16951 (expand_assignment): Handle SSA names the same as register variables.
16952 (expand_expr_real_1): Expand SSA names.
16953 * cfgexpand.c (toplevel): Include ssaexpand.h.
16954 (SA): New global variable.
16955 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16956 (SSAVAR): New macro.
16957 (set_rtl): New helper function.
16958 (add_stack_var): Deal with SSA names, use set_rtl.
16959 (expand_one_stack_var_at): Likewise.
16960 (expand_one_stack_var): Deal with SSA names.
16961 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16962 before unique numbers.
16963 (expand_stack_vars): Use set_rtl.
16964 (expand_one_var): Accept SSA names, add asserts for them, feed them
16965 to above subroutines.
16966 (expand_used_vars): Expand all partitions (without default defs),
16967 then only the local decls (ignoring those expanded already).
16968 (expand_gimple_cond): Remove edges when jumpif() expands an
16969 unconditional jump.
16970 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16971 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16973 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16974 members of SA; deal with PARM_DECL partitions here; expand
16975 all PHI nodes, free tree datastructures and SA. Commit instructions
16976 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16977 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16978 info and statements at start, collect garbage at finish.
16979 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16980 (VAR_ANN_PARTITION) Remove.
16981 (change_partition_var): Don't declare.
16982 (partition_to_var): Always return SSA names.
16983 (var_to_partition): Only accept SSA names.
16984 (register_ssa_partition): Only check argument.
16985 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16987 (delete_var_map): Don't free it.
16988 (var_union): Only accept SSA names, simplify.
16989 (partition_view_init): Mark only useful SSA names as used.
16990 (partition_view_fini): Only deal with SSA names.
16991 (change_partition_var): Remove.
16992 (dump_var_map): Use ssa_name instead of partition_to_var member.
16993 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
16995 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
16996 (struct _elim_graph): New member const_dests; nodes member vector of
16998 (set_location_for_edge): New static helper.
16999 (create_temp): Remove.
17000 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17001 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17002 (new_elim_graph): Allocate const_dests member.
17003 (clean_elim_graph): Truncate const_dests member.
17004 (delete_elim_graph): Free const_dests member.
17005 (elim_graph_size): Adapt to new type of nodes member.
17006 (elim_graph_add_node): Likewise.
17007 (eliminate_name): Likewise.
17008 (eliminate_build): Don't take basic block argument, deal only with
17009 partition numbers, not variables.
17010 (get_temp_reg): New static helper.
17011 (elim_create): Use it, deal with RTL temporaries instead of trees.
17012 (eliminate_phi): Adjust all calls to new signature.
17013 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17014 (rewrite_trees): Only do checking.
17015 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17016 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17017 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17018 contains_tree_r, MAX_STMTS_IN_LATCH,
17019 process_single_block_loop_latch, analyze_edges_for_bb,
17020 perform_edge_inserts): Remove.
17021 (expand_phi_nodes): New global function.
17022 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17023 functions, initialize new parameter, remember partitions having a
17025 (finish_out_of_ssa): New global function.
17026 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17027 don't reset in_ssa_p here, don't disable TER when mudflap.
17028 (pass_del_ssa): Remove.
17029 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17031 (execute_free_datastructures): Declare.
17032 * Makefile.in (SSAEXPAND_H): New variable.
17033 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17034 * basic-block.h (commit_one_edge_insertion): Declare.
17035 * passes.c (init_optimization_passes): Move pass_nrv and
17036 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17037 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17038 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17039 (redirect_branch_edge): Deal with super block when expanding, split
17040 out jump patching itself into ...
17041 (patch_jump_insn): ... here, new static helper.
17043 2009-04-26 Michael Matz <matz@suse.de>
17045 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17046 beyond num_ssa_names.
17047 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17048 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17050 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17052 PR inline-asm/39543
17053 * fwprop.c (forward_propagate_asm): New function.
17054 (forward_propagate_and_simplify): Propagate also into __asm, if it
17055 doesn't increase the number of referenced registers.
17058 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17060 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17062 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17063 note_nonlocal_vla_type for nonlocal VLAs.
17064 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17065 contains_remapped_vars, remap_vla_decls): New functions.
17066 (convert_nonlocal_reference_stmt): If not optimizing, call
17067 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17068 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17069 if it wasn't found in var_map.
17070 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17071 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17072 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17074 * gimplify.c (nonlocal_vlas): New variable.
17075 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17077 (gimplify_body): Create and destroy nonlocal_vlas.
17079 * dwarf2out.c (loc_descr_plus_const): New function.
17080 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17081 mem_loc_descriptor, loc_descriptor_from_tree_1,
17082 descr_info_loc, gen_variable_die): Use it.
17084 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17085 !TREE_STATIC VAR_DECLs.
17086 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17087 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17088 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17089 DECL_BY_REFERENCE is valid.
17090 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17091 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17092 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17093 Copy DECL_BY_REFERENCE.
17094 (struct nesting_copy_body_data): New type.
17095 (nesting_copy_decl): New function.
17096 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17097 if they have variable length.
17099 2009-04-26 Michael Matz <matz@suse.de>
17101 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17102 mark new temporaries for renaming.
17104 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17107 * c-decl.c (global_bindings_p): Return negative value.
17108 (c_variable_size): New. Based on variable_size from
17110 (grokdeclarator): Call c_variable_size not variable_size.
17112 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17114 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17116 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17118 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17119 Redefine it to just use mingw/include.
17120 (ASM_SPEC): Rules for -m32 and -m64.
17121 (LINK_SPEC): Use Likewise.
17122 (SPEC_32): New define.
17123 (SPEC_64): Likewise.
17124 (SUB_LINK_SPEC): Likewise.
17125 (MULTILIB_DEFAULTS): New define.
17126 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17127 Add multilib options.
17128 (MULTILIB_DIRNAMES): Likewise.
17129 (MULTILIB_OSDIRNAMES): Likewise.
17130 (LIBGCC): Likewise.
17131 (INSTALL_LIBGCC): Likewise.
17133 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17136 * c-tree.h (enum c_inline_static_type): New.
17137 (record_inline_static): Declare.
17138 * c-decl.c (struct c_inline_static, c_inline_statics,
17139 record_inline_static, check_inline_statics): New.
17140 (pop_file_scope): Call check_inline_statics.
17141 (start_decl): Call record_inline_static instead of pedwarning
17142 directly for static in inline function.
17143 * c-typeck.c (build_external_ref): Call record_inline_static
17144 instead of pedwarning directly for static referenced in inline
17147 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17149 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17150 not new but only being rescanned.
17151 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17152 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17153 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17154 record_set_info, compute_set, grealloc): Remove.
17155 (recompute_all_luids): New function.
17156 (gcse_main): Don't compute sets, and don't do related memory
17157 allocations/free-ing. If something changed before the end of the
17158 pass, update LUIDs using recompute_all_luids.
17159 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17160 (free_gcse_mem): Don't free it either.
17161 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17162 Use the df insn LUIDs.
17163 (load_killed_in_block): Likewise.
17164 (compute_hash_table_work): Don't compute reg_set_in_block.
17165 (compute_transp): Use DF_REG_DEF_CHAINs.
17166 (local_cprop_pass): Don't use compute_sets and related functions.
17167 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17168 Use get_max_uid() instead of max_cuid.
17169 (insert_insn_end_basic_block, pre_insert_copy_insn,
17170 update_ld_motion_stores): Don't try to
17171 keep reg_set tables up to date.
17172 (pre_insert_copies): Use df insn LUIDs.
17173 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17174 (reg_set_info): Don't use extra bitmap argument.
17175 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17176 information to compute regs_set_in_block.
17177 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17178 (bypass_jumps): Don't use compute_sets and friends.
17180 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17183 * opts.c (undocumented_msg): Do not leave blank even with
17186 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17188 * c-decl.c (build_enumerator): Allow values folding to integer
17189 constants but not integer constant expressions with a pedwarn if
17192 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17195 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17196 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17197 type is an integer constant.
17199 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17202 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17205 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17208 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17209 with variably modified return type and no storage class
17210 specifiers, except for the case of nested functions. Distinguish
17211 extern declarations of functions with variably modified return
17212 types from those of objects with variably modified types.
17214 2009-04-25 Jan Hubicka <jh@suse.cz>
17216 * tree.c (list_equal_p): New function.
17217 * tree.h (list_equal_p): Declare.
17218 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17219 basic_block_def, basic_block, const_basic_block): New.
17220 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17221 (redirect_eh_edge): New function.
17222 (make_eh_edge_update_phi): EH edges are not abnormal.
17223 * except.c: Include tree-flow.h.
17224 (list_match): New function.
17225 (eh_region_replaceable_by_p): New function.
17226 (replace_region): New function.
17227 (hash_type_list): New function.
17228 (hash_eh_region): New function.
17229 (eh_regions_equal_p): New function.
17230 (merge_peers): New function.
17231 (remove_unreachable_regions): Verify EH tree when checking;
17233 (copy_eh_region_1): New function.
17234 (copy_eh_region): New function.
17235 (push_reachable_handler): New function.
17236 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17237 regions without label but with live RESX.
17238 * except.h (redirect_eh_edge_to_label): New.
17239 * tree-flow.h (redirect_eh_edge): New.
17240 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17241 basic_block_def, basic_block, const_basic_block): Remove.
17242 * Makefile.in (except.o): Add dependency on tree-flow.h
17243 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17244 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17247 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17250 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17251 on the destination of memcpy.
17253 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17255 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17256 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17257 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17259 2009-04-25 Jan Hubicka <jh@suse.cz>
17261 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17262 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17263 to be reached by different label than left.
17264 (update_eh_edges): Update comment; remove edge_to_remove if possible
17265 and return true if suceeded.
17266 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17267 (cleanup_eh): Compute sharing map.
17268 * except.c (remove_eh_handler_and_replace): Add argument if we should
17270 (remove_unreachable_regions): Update for label sharing.
17271 (label_to_region_map): Likewise.
17272 (get_next_region_sharing_label): New function.
17273 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17275 (remove_eh_handler): Update.
17276 (remove_eh_region_and_replace_by_outer_of): New function.
17277 * except.h (struct eh_region): Add next_region_sharing_label.
17278 (remove_eh_region_and_replace_by_outer_of,
17279 get_next_region_sharing_label): Declare.
17280 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17282 2009-04-25 Jan Hubicka <jh@suse.cz>
17284 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17285 insert code even if they are not critical.
17287 2009-04-25 Jan Hubicka <jh@suse.cz>
17289 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17290 (gimple_can_remove_branch_p): EH edges won't remove branch by
17292 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17293 updating of non-abnormal EH edges.
17294 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17295 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17296 (split_critical_edges): Split also edges where emitting code on them
17297 will lead to splitting later.
17299 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17300 H.J. Lu <hongjiu.lu@intel.com>
17303 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17304 the configured assembler supports fildq and fistpq mnemonics.
17305 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17306 * configure: Regenerated.
17307 * config.in: Ditto.
17309 * config/i386/i386.c (print_operand): Handle 'Z'.
17310 ['z']: Remove handling of special fild/fist suffixes.
17311 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17312 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17313 suffix of fild insn.
17314 (*floatsi<mode>2_vector_mixed): Ditto.
17315 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17316 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17317 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17318 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17319 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17321 2009-04-25 Ben Elliston <bje@au.ibm.com>
17323 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17324 the source of a set operation.
17326 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17328 * target.h (struct gcc_target): Add case_values_threshold field.
17329 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17330 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17331 * targhooks.c (default_case_values_threshold): New function.
17332 * targhooks.h (default_case_values_threshold): Declare function.
17333 * stmt.c (expand_case): Use case_values_threshold target hook.
17334 * expr.h (case_values_threshold): Remove declartation.
17335 * expr.c (case_values_threshold): Remove function.
17336 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17338 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17339 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17340 (avr_case_values_threshold): Declare as static.
17341 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17343 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17344 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17345 (mn10300_case_values_threshold): New function.
17347 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17349 * ira.c (setup_cover_and_important_classes): Add enum cast.
17351 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17353 * genpreds.c (write_enum_constraint_num): Output definition of
17354 CONSTRAINT_NUM_DEFINED_P macro.
17355 * ira.c (setup_cover_and_important_classes): Use
17356 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17358 2009-04-24 DJ Delorie <dj@redhat.com>
17360 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17361 __SH2A_SINGLE_ONLY__ also.
17363 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17365 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17366 (movdf_internal): Ditto.
17367 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17368 SFmode and DFmode constants.
17369 (ia64_print_operand): Add 'G' format for printing
17370 floating point constants.
17372 2009-04-24 Richard Guenther <rguenther@suse.de>
17374 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17375 from unsigned additions.
17377 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17379 * c-typeck.c (set_init_index): Allow array designators that are
17380 not integer constant expressions with a pedwarn if pedantic.
17382 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17384 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17385 zero if no overlap in nonzero bits between the operands.
17387 2009-04-24 Ian Lance Taylor <iant@google.com>
17389 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17390 (record_dead_and_set_regs): Likewise.
17391 * df.h (struct df_mw_hardreg): Change flags field to int.
17392 (struct df_base_ref): Likewise.
17393 (struct df): Change changeable_flags field to int.
17394 * df-scan.c (df_defs_record): Change clobber_flags to int.
17395 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17396 constants rather than #define macros.
17397 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17398 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17399 (enum dwarf_calling_convention): Likewise.
17400 (enum dwarf_line_number_x_ops): Likewise.
17401 (enum dwarf_call_frame_info): Likewise.
17402 (enum dwarf_source_language): Likewise.
17403 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17404 (add_calling_convention_attribute): Likewise.
17405 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17406 (combine_comparisons): Change compcode to int. Add cast to enum type.
17407 * genrecog.c (maybe_both_true_2): Change c to int.
17408 (write_switch): Likewise. Add cast to enum type.
17409 * gimplify.c (gimplify_omp_for): Handle return values from
17410 gimplify_expr using MIN rather than bitwise or.
17411 (gimplify_expr): Add cast to enum type.
17412 * ipa-prop.c (update_jump_functions_after_inlining): Change
17413 IPA_BOTTOM to IPA_JF_UNKNOWN.
17414 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17415 Add casts to enum type.
17416 (setup_cover_and_important_classes): Change cl to int. Add casts
17418 (setup_class_translate): Change cl and mode to int.
17419 (ira_init_once): Change mode to int.
17420 (free_register_move_costs): Likewise.
17421 (setup_prohibited_mode_move_regs): Add casts to enum type.
17422 * langhooks.c (add_builtin_function_common): Rework assertion that
17423 value fits bitfield.
17424 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17425 * omega.c (omega_do_elimination): Avoid math on enum types.
17426 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17427 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17428 int local to handle integral_argment value.
17429 * regmove.c (try_auto_increment): Change PUT_MODE to
17431 * reload.c (push_secondary_reload): Add casts to enum type.
17432 (secondary_reload_class, find_valid_class): Likewise.
17433 * reload1.c (emit_input_reload_insns): Likewise.
17434 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17435 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17436 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17438 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17439 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17441 (expand_complex_libcall): Add casts to enum type.
17442 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17443 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17444 with ERROR_MARK, not NUM_TREE_CODES.
17445 (vect_create_epilog_for_reduction): Likewise.
17446 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17447 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17448 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17450 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17451 vect_unused_in_loop. Change 0 to loop_vect.
17452 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17453 * var-tracking.c (get_init_value): Change return type to enum
17455 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17456 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17458 (arm_override_options): Add casts to enum type.
17459 (arm_emit_tls_decoration): Likewise.
17460 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17462 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17463 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17464 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17466 * config/s390/s390.c (code_for_builtin_64): Change to array of
17468 (code_for_builtin_31): Likewise.
17469 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17471 * config/sparc/sparc.c (sparc_override_options): Change value
17472 field in struct code_model to enum cmodel. In initializer change
17473 0 to NULL and add cast to enum type.
17475 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17476 Change all callers. Issue a -Wc++-compat warning using
17477 lhs_origtype if necessary.
17478 (convert_for_assignment): Issue -Wc++-compat warnings about
17479 invalid conversions to enum type on assignment.
17480 * c-common.h (build_modify_expr): Update declaration.
17482 2009-04-24 Nick Clifton <nickc@redhat.com>
17484 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17485 (function_arg_advance): Likewise.
17486 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17489 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17491 * config/s390/constraints.md ('I', 'J'): Fix condition.
17493 2009-04-24 Diego Novillo <dnovillo@google.com>
17495 * gengtype-parse.c (parse_error): Add newline after message.
17497 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17499 * config/i386/sse.md (avxmodesuffixs): Removed.
17500 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17501 (*avx_pinsr<ssevecsize>): This.
17503 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17505 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17506 follow chains of regs with a single definition, and allow expressions
17507 that are function_invariant_p.
17508 (simple_rhs_p): Allow expressions that are function_invariant_p.
17510 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17512 PR middle-end/39867
17513 * fold-const.c (fold_cond_expr_with_comparison): When folding
17514 > and >= to MAX, make sure the MAX uses the same type as the
17515 comparison's operands.
17517 2009-04-24 Nick Clifton <nickc@redhat.com>
17519 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17520 addressing for DImode accesses.
17521 (frv_print_operand_address): Handle PLUS case.
17522 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17524 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17526 PR rtl-optimization/39794
17527 * alias.c (canon_true_dependence): Add x_addr argument.
17528 * rtl.h (canon_true_dependence): Adjust prototype.
17529 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17530 * cselib.c (cselib_invalidate_mem): Likewise.
17531 * gcse.c (compute_transp): Likewise.
17532 * dse.c (scan_reads_nospill): Likewise.
17533 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17534 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17535 canon_base_addr of the group, plus optional offset.
17536 (struct group_info): Rename canon_base_mem to
17538 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17539 canon_rtx of base_mem.
17541 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17543 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17544 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17546 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17548 * config/spu/spu-builtins.h: Delete file.
17550 * config/spu/spu.h (enum spu_builtin_type): Move here from
17552 (struct spu_builtin_description): Likewise. Add GTY marker.
17553 Do not use enum spu_function_code or enum insn_code.
17554 (spu_builtins): Add extern declaration.
17556 * config/spu/spu.c: Do not include "spu-builtins.h".
17557 (enum spu_function_code, enum spu_builtin_type_index,
17558 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17559 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17560 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17561 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17562 (spu_builtin_types): Make static. Add GTY marker.
17563 (spu_builtins): Add extern declaration with GTY marker.
17564 Include "gt-spu.h".
17566 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17567 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17568 Check programmatically whether all parameters are scalar.
17570 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17572 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17574 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17575 assignment from the constructor either if the target is volatile.
17577 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17579 * config/arm/arm.md (insv): Do not share operands[0].
17581 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17583 * config/vxlib-tls.c (active_tls_threads): Delete.
17584 (delete_hook_installed): New.
17585 (tls_delete_hook): Don't delete the delete hook.
17586 (tls_destructor): Delete it here.
17587 (__gthread_set_specific): Adjust installing the delete hook.
17588 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17589 __gthread_leave_tsd_dtor_context.
17591 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17593 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17595 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17597 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17599 (alpha_rtx_costs): Ditto.
17600 (emit_unlikely_jump): Use add_reg_note.
17601 (emit_frame_store_1): Ditto.
17602 (alpha_expand_prologue): Ditto.
17603 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17604 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17606 2009-04-23 Nick Clifton <nickc@redhat.com>
17608 * config/v850/v850.md (epilogue): Remove suppressed code.
17609 (return): Rename to return_simple and remove test of frame size.
17610 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17611 to gen_return_simple.
17613 2009-04-22 Jing Yu <jingyu@google.com>
17616 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17618 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17621 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17622 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17623 value is a VECTOR_CST, the element type is the element type of the
17626 2009-04-22 DJ Delorie <dj@redhat.com>
17628 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17630 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17632 * alias.c (find_base_term): Move around LO_SUM case, so that
17633 CONST falls through into PLUS/MINUS handling.
17636 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17637 into 0, use omit_one_operand.
17639 2009-04-23 Ben Elliston <bje@au.ibm.com>
17641 * config/rs6000/linux-unwind.h (get_regs): Remove type
17642 puns. Change the type of `pc' to an array of unsigned ints and
17643 update all users. Constify frame24.
17645 2009-04-22 DJ Delorie <dj@redhat.com>
17647 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17648 declarations before code.
17649 (current_function_special_page_vector): Likewise.
17650 (m32c_expand_insv): Silence a warning.
17652 2009-04-21 Taras Glek <tglek@mozilla.com>
17654 * alias.c: Update GTY annotations to new syntax.
17655 * basic-block.h: Likewise.
17656 * bitmap.h: Likewise.
17657 * c-common.h: Likewise.
17658 * c-decl.c: Likewise.
17659 * c-parser.c: Likewise.
17660 * c-pragma.c: Likewise.
17661 * c-tree.h: Likewise.
17662 * cfgloop.h: Likewise.
17663 * cgraph.h: Likewise.
17664 * config/alpha/alpha.c: Likewise.
17665 * config/arm/arm.h: Likewise.
17666 * config/avr/avr.h: Likewise.
17667 * config/bfin/bfin.c: Likewise.
17668 * config/cris/cris.c: Likewise.
17669 * config/darwin.c: Likewise.
17670 * config/frv/frv.c: Likewise.
17671 * config/i386/i386.c: Likewise.
17672 * config/i386/i386.h: Likewise.
17673 * config/i386/winnt.c: Likewise.
17674 * config/ia64/ia64.h: Likewise.
17675 * config/iq2000/iq2000.c: Likewise.
17676 * config/mips/mips.c: Likewise.
17677 * config/mmix/mmix.h: Likewise.
17678 * config/pa/pa.c: Likewise.
17679 * config/pa/pa.h: Likewise.
17680 * config/rs6000/rs6000.c: Likewise.
17681 * config/s390/s390.c: Likewise.
17682 * config/sparc/sparc.c: Likewise.
17683 * config/xtensa/xtensa.c: Likewise.
17684 * cselib.h: Likewise.
17685 * dbxout.c: Likewise.
17686 * dwarf2out.c: Likewise.
17687 * except.c: Likewise.
17688 * except.h: Likewise.
17689 * fixed-value.h: Likewise.
17690 * function.c: Likewise.
17691 * function.h: Likewise.
17692 * gimple.h: Likewise.
17693 * integrate.c: Likewise.
17694 * optabs.c: Likewise.
17695 * output.h: Likewise.
17696 * real.h: Likewise.
17698 * stringpool.c: Likewise.
17699 * tree-data-ref.c: Likewise.
17700 * tree-flow.h: Likewise.
17701 * tree-scalar-evolution.c: Likewise.
17702 * tree-ssa-address.c: Likewise.
17703 * tree-ssa-alias.h: Likewise.
17704 * tree-ssa-operands.h: Likewise.
17705 * tree.c: Likewise.
17706 * tree.h: Likewise.
17707 * varasm.c: Likewise.
17708 * varray.h: Likewise.
17710 * coretypes.h: Do not define GTY macro if it is already defined.
17711 * doc/gty.texi: Update GTY documentation to new syntax.
17712 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17713 annotations on structs.
17714 * gengtype-parse.c: Likewise.
17716 2009-04-22 Mark Heffernan <meheff@google.com>
17718 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17720 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17722 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17725 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17727 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17728 the same as a PLUS without a shift. Increase the cost of a
17731 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17733 * Makefile.in: Update dependencies.
17734 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17735 * errors.h: Remove bogus comment about compatibility.
17736 (warning): Update declaration.
17737 * genautomata.c: Update all calls to warning.
17738 * gimple.c: Do not include errors.h. Include toplev.h.
17739 * tree-ssa-structalias.c: Do not include errors.h.
17740 * omega.c: Likewise.
17741 * tree-ssa-reassoc.c: Likewise.
17742 * config/spu/spu-c.c: Likewise.
17743 * config/spu/t-spu-elf: Update dependencies.
17745 2009-04-22 Richard Guenther <rguenther@suse.de>
17747 PR tree-optimization/39824
17748 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17749 make sure the types are compatible.
17751 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17754 * c-common.c (c_parse_error): Take a token_flags parameter.
17755 Use token_type for the token type instead.
17756 Pass token_flags to cpp_type2name.
17757 * c-common.h (c_parse_error): Update declaration.
17758 * c-parser.c (c_parser_error): Pass 0 as token flags.
17760 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17762 PR rtl-optimization/39580
17763 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17765 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17767 * function.c (expand_function_end): Do not emit a jump to the "naked"
17768 return label for fall-through returns.
17769 * except.c (sjlj_emit_function_exit): Always place the call to the
17770 unregister function at the location installed by expand_function_end.
17772 2009-04-22 Richard Guenther <rguenther@suse.de>
17774 PR tree-optimization/39845
17775 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17776 (gen_inbound_check): Likewise.
17778 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17780 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17782 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17783 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17785 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17787 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17788 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17789 shift counts to avoid out-of-bounds array accesses.
17791 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17793 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17794 (Pmode): Move above.
17796 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17798 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17799 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17800 GET_CODE macro. Use IN_RANGE macro where appropriate.
17801 * config/alpha/alpha.h: Ditto.
17802 * config/alpha/alpha.md: Ditto.
17803 * config/alpha/constraints.md: Ditto.
17804 * config/alpha/predicates.md: Ditto.
17806 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17808 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17809 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17810 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17811 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17812 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17813 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17814 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17815 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17816 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17817 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17818 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17819 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17820 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17821 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17822 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17823 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17824 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17825 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17826 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17827 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17828 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17829 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17830 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17831 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17832 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17833 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17834 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17836 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17838 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17839 references from comments.
17840 * cfgbuild.c: (count_basic_blocks): Delete.
17841 (find_basic_blocks_1): Delete.
17842 (find_basic_blocks): Delete.
17843 * except.c (finish_eh_generation): Make static. Move comment from
17844 except.h here. Remove find_basic_blocks references from comments.
17845 * except.h (finish_eh_generation): Delete.
17846 * basic-block.h (find_basic_blocks): Delete.
17847 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17849 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17851 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17852 (sdbout_parms): Likewise.
17854 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17856 * config/sh/sh.c (prepare_cbranch_operands): Use
17857 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17858 (expand_cbranchdi4): Likewise.
17859 (from_compare): Add cast to enum type.
17860 (expand_cbranchsi4): Use add_reg_note.
17861 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17862 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17863 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17864 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17865 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17866 instead of CODE_FOR_nothing.
17867 (cbranchdi4): Likewise. Fix the order of arguments for
17869 (push_fpscr): Use add_reg_note.
17870 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17871 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17873 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17875 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17876 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17877 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17878 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17879 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17880 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17881 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17882 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17883 config/alpha/x-vms, config/arc/t-arc,
17884 config/arm/README-interworking, config/arm/arm-c.c,
17885 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17886 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17887 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17888 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17889 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17890 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17891 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17892 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17893 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17894 config/cris/t-elfmulti, config/crx/t-crx,
17895 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17896 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17897 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17898 config/h8300/t-h8300, config/i386/athlon.md,
17899 config/i386/darwin-libgcc.10.4.ver,
17900 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17901 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17902 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17903 config/i386/t-linux64, config/i386/t-nwld,
17904 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17905 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17906 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17907 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17908 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17909 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17910 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17911 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17912 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17913 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17914 config/m68k/t-uclinux, config/mcore/t-mcore,
17915 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17916 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17917 config/mips/crtn.asm, config/mips/irix-crti.asm,
17918 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17919 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17920 config/mips/mips-fixed.md, config/mips/sb1.md,
17921 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17922 config/mips/t-iris6, config/mips/t-isa3264,
17923 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17924 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17925 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17926 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17927 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17928 config/mn10300/t-linux, config/mn10300/t-mn10300,
17929 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17930 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17931 config/picochip/libgccExtras/clzsi2.asm,
17932 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17933 config/rs6000/darwin-libgcc.10.4.ver,
17934 config/rs6000/darwin-libgcc.10.5.ver,
17935 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17936 config/rs6000/t-aix43, config/rs6000/t-aix52,
17937 config/rs6000/t-darwin, config/rs6000/t-fprules,
17938 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17939 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17940 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17941 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17942 config/rs6000/t-rtems, config/rs6000/t-spe,
17943 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17944 config/score/t-score-elf, config/sh/divcost-analysis,
17945 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17946 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17947 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17948 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17949 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17950 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17951 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17952 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17953 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17954 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17955 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17956 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17957 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17958 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17959 * config/h8300/genmova.sh: Include copyright and license notices
17960 in generated output.
17961 * config/h8300/mova.md: Regenerate.
17962 * doc/install.texi2html: Include word "Copyright" in copyright
17963 notice and use name "Free Software Foundation, Inc.".
17964 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17965 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17966 ChangeLog-2007, ChangeLog-2008: Correct dates.
17968 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17970 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17971 NE_EXPR operations as well.
17972 * c-parser.c (c_parser_condition): Do not set location information on
17974 (c_parser_conditional_expression): Likewise.
17975 (c_parser_binary_expression): Set location information on operators.
17976 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17977 TRUTH_NOT_EXPR has been folded.
17978 * fold-const.c (fold_truth_not_expr): Copy location information from
17979 the incoming expression to the outgoing one.
17980 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17981 recursive calls on the LHS of the operator but pass that of the
17982 operator to recursive calls on the RHS of the operator. Set it
17984 (shortcut_cond_expr): Set the locus of the operator on the second
17985 COND_EXPR and that of the expression on the first in degenerate cases.
17986 Pass the locus of the expression to calls to shortcut_cond_r.
17987 Set the locus of the 'then' block on the associated jump, if any.
17988 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17989 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17990 expression to call to gimplify_boolean_expr.
17992 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
17994 * config.gcc: Add additional configuration for
17995 i686-w64-mingw* and x86_64-w64-mingw* triplet.
17996 * config/i386/mingw-w64.h: New mingw-w64 specific header.
17997 (CPP_SPEC): Redefine for allowing -municode option.
17998 (STARTFILE_SPEC): Likewise.
17999 * config/i386/t-mingw-w64: New.
18000 * config/i386/mingw-w64.opt: New.
18001 (municode): Add new target option.
18002 * doc/invoke.texi (municode): Add documentation for new option.
18004 2009-04-21 Ian Lance Taylor <iant@google.com>
18006 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18007 Correct test for number of arguments.
18008 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18010 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18012 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18013 argument of emit_library_call.
18015 2009-04-21 Richard Guenther <rguenther@suse.de>
18017 PR middle-end/39829
18018 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18019 inside VIEW_CONVERT_EXPRs.
18021 2009-04-21 Martin Jambor <mjambor@suse.cz>
18023 * tree-switch-conversion.c (build_constructors): Split a long line.
18024 (constructor_contains_same_values_p): New function.
18025 (build_one_array): Create assigns of constants if possible, do not
18026 call mark_sym_for_renaming, call update_stmt.
18027 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18028 make_rename_temp. Do not call mark_symbols_for_renaming, call
18030 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18031 find_new_referenced_vars, call update_stmt.
18032 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18033 instead of calling make_rename_temp. Do not call
18034 find_new_referenced_vars or mark_symbols_for_renaming, call
18037 2009-04-21 Richard Guenther <rguenther@suse.de>
18039 PR tree-optimization/39827
18040 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18041 (tree_ssa_phiprop): Pass the correct array size.
18043 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18045 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18047 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18050 * c-typeck.c (lvalue_p): Move declaration ...
18051 * c-common.h (lvalue_p): ... to here.
18052 * c-common.c (candidate_equal_p): New.
18053 (add_tlist): Use it.
18054 (merge_tlist): Use it.
18055 (warn_for_collisions_1): Likewise.
18056 (warning_candidate_p): Accept more candidates.
18057 (verify_tree): A warning candidate can be an expression. Use
18060 2009-04-21 Ben Elliston <bje@au.ibm.com>
18063 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18064 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18065 options. Remove -mcall-solaris documentation.
18067 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18070 * doc/invoke.texi (-Wlong-long): Update description.
18071 * c-lex (interpret_integer): Only warn if there was no previous
18072 overflow and -Wlong-long is enabled.
18073 * c-decl.c (declspecs_add_type): Drop redundant flags.
18074 * c.opt (Wlong-long): Init to -1.
18075 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18076 and front-end warn_long_long. Wlong-long only depends on other
18077 flags if it is uninitialized.
18078 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18079 the same for CPP and FE.
18080 (restore_extension_diagnostics): Likewise.
18082 2009-04-20 Ian Lance Taylor <iant@google.com>
18084 Fix enum conversions which are invalid in C++:
18085 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18086 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18087 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18088 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18089 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18090 (dbxout_parms): Likewise.
18091 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18092 (df_clear_flags): Likewise.
18093 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18094 top_flag parameter to int.
18095 (df_chain_create_bb_process_use): Likewise.
18096 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18098 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18099 (df_ref_create_structure, df_def_record_1): Likewise.
18100 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18101 (df_notes_rescan): Change 0 to VOIDmode in function call.
18102 (df_get_call_refs, df_insn_refs_collect): Likewise.
18103 (df_bb_regs_collect): Likewise.
18104 (df_entry_block_defs_collect): Likewise.
18105 (df_exit_block_uses_collect): Likewise.
18106 * df.h: Update declarations.
18107 * double-int.c (double_int_divmod): Add cast to enum type.
18108 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18109 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18110 (based_loc_descr): Likewise.
18111 (loc_descriptor_from_tree_1): Change first_op and second_op to
18112 enum dwarf_location_atom. Add cast to enum type.
18113 * expmed.c (init_expmed): Change 0 to SET in function call.
18114 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18115 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18116 (do_store_flag): Likewise.
18117 * fixed-value.h (struct fixed_value): Change mode to enum
18119 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18120 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18122 (insert_insn_decl, insert_decl, insert_state): Likewise.
18123 (automata_list_finish): Likewise.
18124 * genrecog.c (process_define_predicate): Add cast to enum type.
18125 * gensupport.c (init_predicate_table): Add cast to enum type.
18126 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18128 (gimple_build_call_1, gimple_build_label): Likewise.
18129 (gimple_build_goto, gimple_build_asm_1): Likewise.
18130 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18131 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18132 (enum fallback): Rename from enum fallback_t.
18133 (fallback_t): Typedef as int.
18134 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18135 GSI_SAME_STMT in function call.
18136 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18138 (setup_reg_class_relations): Likewise.
18139 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18140 (setup_prohibited_class_mode_regs): Add cast to enum type.
18141 (setup_prohibited_mode_move_regs): Likewise.
18142 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18143 (record_address_regs): Change i to enum reg_class.
18144 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18145 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18146 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18147 (GET_MODE_2XWIDER_MODE): Likewise.
18148 (GET_CLASS_NARROWEST_MODE): Likewise.
18149 * omp-low.c (expand_omp_for): Add cast to enum type.
18150 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18151 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18152 * postreload.c (reload_cse_simplify_operands): Change rclass local
18154 * predict.c (combine_predictions_for_insn): Change best_predictor
18155 and predictor to enum br_predictor.
18156 (combine_predictions_for_bb): Likewise.
18157 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18158 use SET_PREDICT_EXPR_OUTCOME.
18159 * real.c (real_arithmetic): Change icode to code in function call.
18160 * reginfo.c (init_move_cost): Add casts to enum type.
18161 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18162 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18164 * reload.c (find_valid_class): Add casts to enum type.
18165 (push_reload): Change 0 to NO_REGS in function call.
18166 (find_reloads): Change this_alternative to array of enum
18167 reg_class. Remove some now-unnecessary casts.
18168 (make_memloc): Change 0 to VOIDmode in function call.
18169 * reload1.c (reload): Change 0 to VOIDmode in function call.
18170 (eliminate_regs_1, elimination_effects): Likewise.
18171 (eliminate_regs_in_insn): Likewise.
18172 (emit_input_reload_insns): Add cast to enum type.
18173 (delete_output_reload): Change 0 to VOIDmode in function call.
18174 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18175 to enum type in function call.
18176 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18177 (SET_PREDICT_EXPR_OUTCOME): Define.
18178 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18179 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18180 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18181 (dump_function): Likewise.
18182 * tree-dump.h: Update declarations.
18183 * tree-pass.h: Update declarations.
18184 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18185 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18187 (arm_rtx_costs_1): Correct parenthesization.
18188 (arm_rtx_costs): Add casts to enum type.
18189 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18190 (vfp_emit_fstmd): Use add_rg_note.
18191 (emit_multi_reg_push, emit_sfm): Likewise.
18192 (thumb_set_frame_pointer): Likewise.
18193 (arm_expand_prologue): Likewise.
18194 (arm_regno_class): Change return type to enum reg_class.
18195 (thumb1_expand_prologue): Use add_reg_note.
18196 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18197 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18199 * config/arm/gentune.sh: Add cast to enum type.
18200 * config/arm/arm-tune.md: Rebuild.
18201 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18202 (ix86_split_fp_branch, predict_jump): Likewise.
18203 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18204 insn_code to enum rtx_code.
18205 (ix86_builtin_vectorized_function): Add cast to enum type.
18206 * config/i386/i386.md (truncdfsf2): Change slot to enum
18208 (truncxf<mode>2, isinf<mode>2): Likewise.
18209 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18211 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18212 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18213 (insert_bundle_state): Change 1 to INSERT in function call.
18214 (ia64_add_bundle_selector_before): Likewise.
18215 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18216 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18217 (restore_stack_nonlocal): Likewise.
18218 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18220 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18222 (mips_rtx_costs): Likewise.
18223 (mips_override_options): Add casts to enum type.
18224 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18226 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18227 (store_reg, set_reg_plus_d): Likewise.
18228 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18229 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18231 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18233 (emit_unlikely_jump): Use add_reg_note.
18234 (rs6000_emit_allocate_stack): Likewise.
18235 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18236 (output_toc): Change 1 to INSERT in function call.
18237 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18238 (rs6000_initialize_trampoline): Likewise.
18239 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18241 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18242 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18243 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18244 (save_gprs): Use add_reg_note.
18245 (s390_emit_prologue): Likewise.
18246 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18247 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18248 (sparc_fold_builtin): Add cast to enum type.
18249 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18251 (spu_expand_prologue): Use add_reg_note.
18252 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18254 2009-04-20 Ian Lance Taylor <iant@google.com>
18256 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18257 (c_parser_postfix_expression_after_primary): Get VEC for list of
18258 arguments. Get original types of arguments. Call
18259 build_function_call_vec.
18260 (cached_expr_list_1, cached_expr_list_2): New static variables.
18261 (c_parser_expr_list): Change return type to VEC *. Add
18262 p_orig_types parameter. Change all callers.
18263 (c_parser_release_expr): New static function.
18264 (c_parser_vec_to_tree_list): New static function.
18265 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18266 call build_function_call_vec.
18267 (build_function_call_vec): New function, based on old
18268 build_function_call.
18269 (convert_arguments): Remove nargs and argarray parameters. Change
18270 values to a VEC. Add origtypes parameter.
18271 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18272 (convert_for_assignment): Add origtype parameter. Change all
18273 callers. If warn_cxx_compat, check for conversion to an enum
18274 type when calling a function.
18275 (store_init_value): Add origtype parameter. Change all callers.
18276 (digest_init): Likewise.
18277 (struct init_node): Add origtype field.
18278 (add_pending_init): Add origtype parameter. Change all callers.
18279 (output_init_element): Likewise.
18280 (output_pending_init_elements): Pass origtype from init_node to
18281 output_init_element.
18282 (process_init_element): Pass origtype from c_expr to
18283 output_init_element.
18284 (c_finish_return): Add origtype parameter. Change all callers.
18285 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18287 (sync_resolve_params): Likewise.
18288 (sync_resolve_return): Change params to first_param. Change caller.
18289 (resolve_overloaded_builtins): Change params to VEC *. Change
18290 callers. Save first parameter around call to build_function_call_vec.
18291 * c-decl.c (finish_decl): Add origtype parameter. Change all
18292 callers. Call build_function_call_vec rather than
18293 build_function_call for cleanup.
18294 * c-tree.h: Update declarations.
18295 * c-common.h: Update declarations.
18296 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18297 params to first_param.
18298 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18299 params parameter from tree to void *.
18300 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18301 Change arglist parameter to have type void *, and to be a pointer
18303 * config/rs6000/rs6000-protos.h
18304 (altivec_resolve_overloaded_builtin): Update declaration.
18305 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18306 fnargs parameter to have type void *, and to be a pointer to a
18307 VEC. Call build_function_call_vec instead of
18308 build_function_call.
18309 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18311 2009-04-20 Joey Ye <joey.ye@intel.com>
18312 Xuepeng Guo <xuepeng.guo@intel.com>
18313 H.J. Lu <hongjiu.lu@intel.com>
18315 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18317 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18318 (IX86_LEA_PRIORITY): Likewise.
18319 (distance_non_agu_define): New function.
18320 (distance_agu_use): Likewise.
18321 (ix86_lea_for_add_ok): Likewise.
18322 (ix86_dep_by_shift_count): Likewise.
18324 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18325 should split for LEA.
18327 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18329 (ix86_dep_by_shift_count): Likewise.
18331 2009-04-20 Richard Guenther <rguenther@suse.de>
18333 * expr.c (handled_component_p): Move ...
18334 * tree.h (handled_component_p): ... here.
18335 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18336 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18337 and REALPART_EXPR to be in one group.
18339 2009-04-20 Richard Guenther <rguenther@suse.de>
18341 * basic-block.h (get_all_dominated_blocks): Declare.
18342 * dominance.c (get_all_dominated_blocks): New function.
18343 * tree-cfg.c (get_all_dominated_blocks): Remove.
18344 (remove_edge_and_dominated_blocks): Adjust.
18345 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18346 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18347 instead of recursing.
18349 2009-04-20 Doug Kwan <dougkwan@google.com>
18351 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18352 (struct cgraph_node_set_def): New type.
18353 (cgraph_node_set) New type. Also declare vector functions.
18354 (struct cgraph_node_set_element_def): New type.
18355 (cgraph_node_set_element): Ditto.
18356 (cgraph_node_set_iterator): New iterator type.
18357 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18358 cgraph_node_set_remove, dump_cgraph_node_set,
18359 debug_cgraph_node_set): New prototypes.
18360 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18361 cgraph_node_set_size): New inlines.
18362 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18363 including cgraph.h.
18364 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18365 argument to function 'write_summary'.
18366 * ipa.c: Include ggc.h.
18367 (hash_cgraph_node_set_element,
18368 eq_cgraph_node_set_element, cgraph_node_set_new,
18369 cgraph_node_set_add, cgraph_node_set_remove,
18370 cgraph_node_set_find, dump_cgraph_node_set,
18371 debug_cgraph_node_set): New functions.
18372 * Makefile.in (ipa.o): Add dependency on GGC_H.
18374 2009-04-20 Ira Rosen <irar@il.ibm.com>
18376 PR tree-optimization/39675
18377 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18378 check of the return code of vect_schedule_slp. Check that
18379 stmt_vec_info still exists for the statement, before checking its
18380 vectorization type.
18382 2009-04-20 Michael Matz <matz@suse.de>
18384 * Makefile.in (generated_files): Take out $(simple_generated_c).
18386 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18388 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18389 (UINTPTR_TYPE): Likewise.
18391 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18394 * c-typeck.c (digest_init): Check for initializing an array with a
18397 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18400 * c-semantics.c (pop_stmt_list): Propagate
18401 STATEMENT_LIST_HAS_LABEL to parent statement list.
18403 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18405 * config/mips/mips.h (mips_tune_attr): New macro.
18406 * config/mips/mips.md (cpu): Use it.
18408 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18411 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18414 2009-04-19 Diego Novillo <dnovillo@google.com>
18416 * toplev.c (compile_file): Move call to coverage_finish ...
18417 * cgraphunit.c (ipa_passes): ... here.
18418 Call cgraph_process_new_functions.
18419 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18420 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18422 2009-04-19 Jan Hubicka <jh@suse.cz>
18424 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18426 (dump_cgraph_node): Dump can throw external flag.
18427 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18429 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18433 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18434 * common.opt (Wlogical-op): Move from here...
18435 * c.opt (Wlogical-op): ... to here.
18436 * c-typeck.c (parser_build_binary_op): Update call to
18437 warn_logical_operator.
18438 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18440 * c-common.c (warn_logical_op): Update.
18441 * c-common.h (warn_logical_op): Update declaration.
18443 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18445 * tree.c (protected_set_expr_location): Fix formatting.
18447 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18450 * c-typeck.c (readonly_warning): new.
18451 (build_unary_op, build_modify_expr): Use readonly_warning for
18452 storing into something readonly but not const-qualified.
18454 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18457 * c-typeck.c (build_unary_op): Check for taking address of
18458 expression of type void.
18460 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18463 * c-typeck.c (build_function_call): Check for calling a function
18464 with qualified void return types. Call require_complete_type when
18467 2009-04-18 Jan Hubicka <jh@suse.cz>
18469 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18471 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18472 can_throw_external flag.
18473 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18474 * ipa-pure-const.c (ignore_edge): New function.
18475 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18476 only over can_throw_external edges.
18477 (local_pure_const): Add nothrow flag.
18478 * ipa-utils.c (searchc): Add ignore_edge callback.
18479 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18480 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18481 (set_nothrow_function_flags): Update cgraph.
18482 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18484 2009-04-18 Richard Guenther <rguenther@suse.de>
18486 PR middle-end/39804
18487 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18488 (fold_stmt): ... this and ...
18489 (fold_stmt_inplace): ... this.
18490 (fold_stmt_1): Fold references in calls and asms.
18491 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18493 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18495 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18496 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18498 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18500 * tree.c (function_args_count): Remove.
18501 * tree.h: Remove the prototype for function_args_count.
18503 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18505 * tree-iterator.c (expr_only): Remove.
18506 * tree.h: Remove the prototype for expr_only.
18508 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18510 * reginfo.c (cannot_change_mode_set_regs): Remove.
18511 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18513 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18515 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18516 whether operands 0 and 1 overlaps.
18518 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18520 PR middle-end/36902
18521 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18522 pointer. Use warning_at instead of warning.
18523 (search_for_addr_array): Likewise.
18524 (check_array_bounds): Likewise.
18525 (check_all_array_refs): Check that the incoming edge is not in the
18526 list of edges to be removed.
18527 (check_all_array_refs): Avoid the temporal pointer.
18528 (vrp_visit_cond_stmt): Fix typo.
18529 (simplify_switch_using_ranges): Handle the case where the switch
18530 index is an integer constant.
18532 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18534 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18536 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18538 * doc/extend.texi, doc/invoke.texi: Fix typos.
18540 2009-04-17 Cary Coutant <ccoutant@google.com>
18542 * tree-flow-inline.h (get_lineno): Fix inverted test.
18544 2009-04-17 Diego Novillo <dnovillo@google.com>
18546 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18547 assertion for AVAIL_OUT.
18549 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18552 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18553 * config/sh/linux-atomic.asm: Likewise.
18555 2009-04-17 Diego Novillo <dnovillo@google.com>
18557 * except.c (debug_eh_tree): New.
18558 (struct eh_region, struct eh_status): Move ...
18559 * except.h: ... here.
18560 (add_type_for_runtime): Declare extern.
18561 (lookup_type_for_runtime): Likewise.
18562 (debug_eh_tree): Declare.
18563 * Makefile.in (GTFILES): List except.h before except.c
18565 2009-04-17 Diego Novillo <dnovillo@google.com>
18567 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18568 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18569 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18570 (find_vars_r): ... here.
18571 * tree-flow.h (find_referenced_vars_in): Declare.
18572 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18573 that AVAIL_OUT exists for BLOCK.
18574 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18575 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18576 (tree-parloops.o): Likewise.
18578 2009-04-17 Simon Baldwin <simonb@google.com>
18580 * toplev.c (default_tree_printer): Add handling for %E format.
18582 2009-04-17 Diego Novillo <dnovillo@google.com>
18584 * tree-pretty-print.c (dump_generic_node): Add break after
18585 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18586 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18587 FUNCTION_TYPE together. Call print_struct_decl when printing
18588 structures and TDF_SLIM is not given.
18589 (print_struct_decl): Fix logic for detecting recursion.
18591 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18594 * gcc.c (create_at_file): New.
18595 (compile_input_file_p): New.
18596 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18597 * main.c (main): Update call to toplev_main.
18598 * toplev.c (toplev_main): Change signature. Call expandargv.
18599 * toplev.h (toplev_main): Change signature.
18601 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18603 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18604 if the latter is not constant.
18606 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18608 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18610 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18612 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18613 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18615 2009-04-17 Richard Guenther <rguenther@suse.de>
18617 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18618 Handle component references view-converting an invariant address.
18620 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18622 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18623 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18624 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18625 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18626 Use @deftypevr rather than @deftypevar.
18628 2009-04-17 Richard Guenther <rguenther@suse.de>
18630 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18631 (get_prop_source_stmt): Likewise.
18632 (can_propagate_from): Likewise.
18634 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18636 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18637 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18638 (--with-multilib-list): Add default value.
18639 * configure: Regenerate.
18640 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18641 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18642 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18643 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18644 Don't add default cpu to multilib list unnecessarily, but do enable
18645 the relevant compiler option..
18646 Add support for --with-multilib-list=<blank> and
18647 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18648 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18649 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18650 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18651 TM_MULTILIB_CONFIG.
18652 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18653 (MULTILIB_OSDIRNAMES): New variable.
18654 * config/sh/t-1e: Delete file.
18655 * config/sh/t-mlib-sh1: Delete file.
18656 * config/sh/t-mlib-sh2: Delete file.
18657 * config/sh/t-mlib-sh2a: Delete file.
18658 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18659 * config/sh/t-mlib-sh2a-single: Delete file.
18660 * config/sh/t-mlib-sh2a-single-only: Delete file.
18661 * config/sh/t-mlib-sh2e: Delete file.
18662 * config/sh/t-mlib-sh3e: Delete file.
18663 * config/sh/t-mlib-sh4: Delete file.
18664 * config/sh/t-mlib-sh4-nofpu: Delete file.
18665 * config/sh/t-mlib-sh4-single: Delete file.
18666 * config/sh/t-mlib-sh4-single-only: Delete file.
18667 * config/sh/t-mlib-sh4a: Delete file.
18668 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18669 * config/sh/t-mlib-sh4a-single: Delete file.
18670 * config/sh/t-mlib-sh4a-single-only: Delete file.
18671 * config/sh/t-mlib-sh4al: Delete file.
18672 * config/sh/t-mlib-sh5-32media: Delete file.
18673 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18674 * config/sh/t-mlib-sh5-64media: Delete file.
18675 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18676 * config/sh/t-mlib-sh5-compact: Delete file.
18677 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18678 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18679 * doc/install.texi (Options specification): Add
18680 --with-multilib-list and --with-endian.
18682 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18684 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18686 (OBJS-common): Add plugin-version.o.
18687 (plugin-version.o): New.
18688 * gcc-plugin.h (plugin_gcc_version): New.
18689 (plugin_default_version_check): New.
18690 (plugin_init_func, plugin_init): Add version argument.
18691 * plugin-version.c: New.
18692 * plugin.c (str_plugin_gcc_version_name): New.
18693 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18694 pass it to the init function.
18695 (plugin_default_version_check): New.
18697 2009-04-17 Richard Guenther <rguenther@suse.de>
18699 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18700 for decl-vs-decl disambiguation.
18702 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18704 * config/s390/s390.h (s390_tune_attr): New macro definition.
18705 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18707 2009-04-17 Richard Guenther <rguenther@suse.de>
18709 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18710 (fold_stmt_r): Likewise.
18711 (maybe_fold_reference): New function.
18712 (fold_gimple_assign): Handle cases fold_stmt_r did.
18713 (fold_stmt): Do not use fold_stmt_r.
18714 (fold_stmt_inplace): Likewise.
18716 2009-04-17 Richard Guenther <rguenther@suse.de>
18718 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18719 (record_equivalences_from_stmt): Remove useless checks and
18721 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18722 the type is already suitable.
18724 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18726 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18728 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18730 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18731 (CMPtype): Define as __gcc_CMPtype.
18733 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18735 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18736 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18738 2009-04-17 Richard Guenther <rguenther@suse.de>
18740 PR tree-optimization/39746
18741 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18742 special-casing for builtins and static variable use/def.
18743 (call_may_clobber_ref_p_1): Likewise.
18745 2009-04-16 Ian Lance Taylor <iant@google.com>
18747 * df.h: Include "timevar.h".
18748 (struct df_problem): Change tv_id field to timevar_id_t.
18749 * tree-pass.h: Include "timevar.h".
18750 (struct opt_pass): Change tv_id field to timevar_id_t.
18751 * timevar.h (timevar_id_t): Define TV_NONE.
18752 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18753 TV_NONE rather than tv_id != 0.
18754 (execute_one_pass): Likewise.
18755 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18756 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18757 dependencies to $(TREE_PASS_H).
18758 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18760 (pass_branch_target_load_optimize2): Likewise.
18761 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18762 (pass_outof_cfg_layout_mode): Likewise.
18763 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18764 (pass_rebuild_cgraph_edges): Likewise.
18765 (pass_remove_cgraph_callee_edges): Likewise.
18766 * df-core.c (pass_df_initialize_opt): Likewise.
18767 (pass_df_initialize_no_opt): Likewise.
18768 (pass_df_finish): Likewise.
18769 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18770 * except.c (pass_set_nothrow_function_flags): Likewise.
18771 (pass_convert_to_eh_region_ranges): Likewise.
18772 * final.c (pass_compute_alignments): Likewise.
18773 * function.c (pass_instantiate_virtual_regs): Likewise.
18774 (pass_init_function): Likewise.
18775 (pass_leaf_regs): Likewise.
18776 (pass_match_asm_constraints): Likewise.
18777 * gimple-low.c (pass_lower_cf): Likewise.
18778 (pass_mark_used_blocks): Likewise.
18779 * init-regs.c (pass_initialize_regs): Likewise.
18780 * integrate.c (pass_initial_value_sets): Likewise.
18781 * ira.c (pass_ira): Likewise.
18782 * jump.c (pass_cleanup_barriers): Likewise.
18783 * omp-low.c (pass_expand_omp): Likewise.
18784 (pass_lower_omp): Likewise.
18785 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18786 * recog.c (pass_split_all_insns): Likewise.
18787 (pass_split_after_reload): Likewise.
18788 (pass_split_before_regstack): Likewise.
18789 (pass_split_before_sched2): Likewise.
18790 (pass_split_for_shorten_branches): Likewise.
18791 * reginfo.c (pass_reginfo_init): Likewise.
18792 (pass_subregs_of_mode_init): Likewise.
18793 (pass_subregs_of_mode_finish): Likewise.
18794 * passes.c (pass_postreload): Likewise.
18795 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18796 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18797 (pass_warn_function_return): Likewise.
18798 (pass_warn_function_noreturn): Likewise.
18799 * tree-complex.c (pass_lower_complex): Likewise.
18800 (pass_lower_complex_O0): Likewise.
18801 * tree-if-conv.c (pass_if_conversion): Likewise.
18802 * tree-into-ssa.c (pass_build_ssa): Likewise.
18803 * tree-mudflap.c (pass_mudflap_1): Likewise.
18804 (pass_mudflap_2): Likewise.
18805 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18806 (pass_mudflap_2): Likewise.
18807 * tree-nrv.c (pass_return_slot): Likewise.
18808 * tree-object-size.c (pass_object_sizes): Likewise.
18809 * tree-optimize.c (pass_all_optimizations): Likewise.
18810 (pass_early_local_passes): Likewise.
18811 (pass_all_early_optimizations): Likewise.
18812 (pass_cleanup_cfg): Likewise.
18813 (pass_cleanup_cfg_post_optimizing): Likewise.
18814 (pass_free_datastructures): Likewise.
18815 (pass_free_cfg_annotations): Likewise.
18816 (pass_fixup_cfg): Likewise.
18817 (pass_init_datastructures): Likewise.
18818 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18819 (pass_late_warn_uninitialized): Likewise.
18820 (pass_update_address_taken): Likewise.
18821 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18822 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18823 (pass_cse_sincos): Likewise.
18824 (pass_convert_to_rsqrt): Likewise.
18825 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18826 * tree-stdarg.c (pass_stdarg): Likewise.
18827 * tree-tailcall.c (pass_tail_recursion): Likewise.
18828 (pass_tail_calls): Likewise.
18829 * tree-vect-generic.c (pass_lower_vector): Likewise.
18830 (pass_lower_vector_ssa): Likewise.
18831 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18833 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18835 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18837 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18839 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18840 logical and signext.
18842 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18845 * config/sh/predicates.md (arith_operand): Check if the operand
18846 of TRUNCATE is a REG.
18848 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18850 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18851 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18853 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18855 * tree-iterator.c (tsi_split_statement_list_after,
18856 tsi_split_statement_list_before): Remove.
18857 * tree-iterator.h: Remove the prototypes for
18858 tsi_split_statement_list_after and tsi_split_statement_list_before.
18860 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18862 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18863 * tree-ssa-propagate.h: Remove the prototype for
18864 stmt_makes_single_load.
18866 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18868 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18869 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18871 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18873 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18875 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18877 * except.c (eh_region_outer_p): Remove.
18878 * except.h: Remove the prototype for eh_region_outer_p.
18880 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18882 * function.c (current_function_assembler_name): Remove.
18883 * function.h: Remove the prototype for
18884 current_function_assembler_name.
18886 2009-04-16 Ian Lance Taylor <iant@google.com>
18888 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18889 (add_reg_note): Call alloc_reg_note.
18890 * rtl.h (alloc_reg_note): Declare.
18891 * combine.c (try_combine): Use alloc_reg_note.
18892 (recog_for_combine, move_deaths): Likewise.
18893 (distribute_notes): Use alloc_reg_note and add_reg_note.
18894 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18895 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18896 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18898 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18900 PR rtl-optimization/39762
18901 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18902 ira_may_move_out_cost): Add comments about way of their usage.
18903 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18905 * ira-conflicts.c (process_regs_for_copy): Use function
18906 ira_get_register_move_cost instead of global
18907 ira_register_move_cost.
18909 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18910 color_pass, move_spill_restore, update_curr_costs): Ditto.
18912 * ira-lives.c (process_single_reg_class_operands): Ditto.
18914 * ira-emit.c (emit_move_list): Ditto.
18916 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18917 (record_reg_classes): Ditto. Use functions
18918 ira_get_register_move_cost and ira_get_may_move_cost instead of
18919 global vars ira_register_move_cost, ira_may_move_out_cost and
18920 ira_may_move_in_cost.
18921 (record_address_regs): Don't call ira_init_register_move_cost.
18922 Use function ira_get_may_move_cost instead of global
18923 ira_may_move_in_cost.
18924 (process_bb_node_for_hard_reg_moves): Use function
18925 ira_get_register_move_cost instead of global ira_register_move_cost.
18926 (ira_costs): Don't call ira_init_register_move_cost.
18928 2009-04-16 Richard Guenther <rguenther@suse.de>
18930 * tree-cfg.c (verify_gimple_assign_binary):
18931 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18932 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18933 (create_general_new_stmt): Note that this function is broken.
18935 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18937 * common.opt (fhelp): Add Var(help_flag).
18938 * gcc-plugin.h (plugin_info): Add help.
18939 * plugin.c (plugin_name_args): Add help.
18940 (register_plugin_info): Set plugin->help.
18941 (print_help_one_plugin): New.
18942 (print_plugins_help): New.
18943 * plugin.h (print_plugins_help): New.
18944 * toplev.c (toplev_main): Call print_plugins_help if needed.
18946 2009-04-16 Richard Guenther <rguenther@suse.de>
18948 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18949 (gimple_ior_addresses_taken_1): New function.
18950 (gimple_ior_addresses_taken): Likewise.
18951 * gimple.h (struct gimple_statement_with_ops_base): Remove
18952 addresses_taken member.
18953 (gimple_ior_addresses_taken): Declare.
18954 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18955 gimple_set_addresses_taken): Remove.
18956 * ipa-reference.c (mark_address): New function.
18957 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18958 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18959 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18960 (gimple_add_to_addresses_taken): Remove.
18961 (get_tmr_operands): Call mark_address_taken.
18962 (get_asm_expr_operands): Likewise.
18963 (get_expr_operands): Likewise.
18964 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18965 (free_stmt_operands): Do not free it.
18966 * tree-ssa.c (delete_tree_ssa): Likewise.
18967 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18969 2009-04-16 Richard Guenther <rguenther@suse.de>
18971 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18972 (walk_stmt_load_store_ops): Likewise.
18973 * gimple.c (get_base_loadstore): New function.
18974 (walk_stmt_load_store_addr_ops): Likewise.
18975 (walk_stmt_load_store_ops): Likewise.
18976 * ipa-pure-const.c (check_op): Simplify.
18977 (check_load, check_store): New functions.
18978 (check_stmt): Use walk_stmt_load_store_ops.
18979 * ipa-reference.c (mark_load): Adjust signature.
18980 (mark_store): Likewise.
18981 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18983 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18985 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18986 (plugin_info): New.
18987 * opts.c (common_handle_option): Don't call print_version.
18988 * plugin.c (plugin_name_args): Add version.
18989 (register_plugin_info): New.
18990 (register_callback): Handle PLUGIN_INFO.
18991 (try_init_one_plugin): New.
18992 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
18994 (finalize_one_plugin): New.
18995 (finalize_plugins): New.
18996 (print_one_plugin): New.
18997 (print_plugins_versions): New.
18998 * plugin.h (print_plugins_versions): New.
18999 (finalize_plugins): New.
19000 * toplev.c (compile_file): Don't call initialize_plugins.
19001 (print_version): Call print_plugins_versions.
19002 (toplev_main): Call initialize_plugins. Print version if needed.
19003 Call finalize_plugins.
19005 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19007 * common.opt (fversion): New.
19008 * gcc.c (print_version): New.
19009 (process_command): Don't print the version. Just set print_version.
19010 (main): Print version. Call subprocesses if print_version and
19011 verbose_flag are set.
19012 * opts.c (common_handle_option): Handle OPT_fversion.
19014 2009-04-16 Richard Guenther <rguenther@suse.de>
19015 Ira Rosen <irar@il.ibm.com>
19017 PR tree-optimization/39698
19018 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19019 type of the reduction variable. Only generate the def if
19022 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19023 make sure to first convert to an integer of the same precision.
19024 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19025 the type of the evolution correctly in computing the new
19026 induction variable base.
19028 2009-04-16 Richard Guenther <rguenther@suse.de>
19030 PR middle-end/39625
19031 * tree-cfg.c (make_blocks): Split statements with to-be
19032 abnormal SSA names on the lhs.
19034 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19036 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19037 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19038 * c-typeck.c (really_start_incremental_init): Likewise.
19039 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19040 (TARGET_INITIALIZER): Remove it.
19041 * target.h (struct target): Remove vector_opaque_p.
19042 * tree.c (build_opaque_vector_type): New.
19043 * tree.h (TYPE_VECTOR_OPAQUE): New.
19044 (build_opaque_vector_type): Declare.
19045 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19046 * config/rs6000/rs6000.c (build_opaque_vector_type,
19047 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19048 (rs6000_init_builtins): Use build_opaque_vector_type for
19049 opaque_V4SI_type_node.
19051 2009-04-15 Catherine Moore <clm@codesourcery.com>
19053 * debug.h (set_name): Declare.
19054 * dwarf2out.c (dwarf2out_set_name): Declare.
19055 (dwarf2_debug_hooks): Add set_name.
19056 (find_AT_string): New.
19057 (add_AT_string): Call find_AT_string.
19058 (dwarf2out_set_name): New.
19059 * cp/decl.c (grokdeclarator): Call set_name.
19060 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19061 * debug.c (do_nothing_debug_hooks): Likewise.
19062 * dbxout.c (dbx_debug_hooks): Likewise.
19063 * sdbout.c (sdb_debug_hooks): Likewise.
19065 2009-04-15 Michael Eager <eager@eagercon.com>
19067 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19068 reg for single-precision FPU.
19069 * config/rs6000/rs6000.md (movsi_internal1): Only for
19070 !TARGET_SINGLE_FPU.
19071 (movsi_internal1_single): New. Add pattern to move SI values to/from
19072 single-precision FP regs.
19074 2009-04-15 Richard Guenther <rguenther@suse.de>
19076 * omp-low.c (lower_rec_input_clauses): Build correct address
19078 (expand_omp_for_generic): Fix multiplication type.
19079 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19080 (generate_memset_zero): Fix types.
19081 * tree-profile.c (prepare_instrumented_value): Correctly
19084 2009-04-15 Ian Lance Taylor <iant@google.com>
19086 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19087 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19088 for -Wall and for -Wc++-compat.
19089 (c_common_post_options): For C++, set warn_enum_compare if not
19091 * c-tree.h (struct c_expr): Add field original_type.
19092 (build_external_ref): Update declaration.
19093 * c-parser.c (c_parser_braced_init): Set original_type.
19094 (c_parser_initelt): Likewise.
19095 (c_parser_expr_no_commas): Likewise.
19096 (c_parser_conditional_expression): Likewise.
19097 (c_parser_cast_expression): Likewise.
19098 (c_parser_unary_expression): Likewise. Pull setting of
19099 original_code to top of function.
19100 (c_parser_sizeof_expression): Set original_type.
19101 (c_parser_alignof_expression): Likewise.
19102 (c_parser_postfix_expression): Likewise. Pull setting of
19103 original_code to top of function.
19104 (c_parser_postfix_expression_after_paren_type): Set original_type.
19105 (c_parser_postfix_expression_after_primary): Likewise.
19106 (c_parser_expression): Likewise.
19107 * c-typeck.c (build_external_ref): Add type parameter. Change all
19109 (c_expr_sizeof_expr): Set original_type field.
19110 (parser_build_unary_op): Likewise.
19111 (parser_build_binary_op): Likewise. Optionally warn about
19112 comparisons of enums of different types.
19113 (digest_init): Set original_type field.
19114 (really_start_incremental_init): Likewise.
19115 (push_init_level, pop_init_level): Likewise.
19116 * doc/invoke.texi (Warning Options): -Wenum-compare now
19119 2009-04-15 Richard Guenther <rguenther@suse.de>
19121 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19122 out a necessary conversion.
19123 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19124 names we didn't value number.
19125 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19127 2009-04-15 Richard Guenther <rguenther@suse.de>
19129 PR tree-optimization/39764
19130 * tree-ssa-ccp.c (get_value): Canonicalize value with
19131 canonicalize_float_value.
19133 2009-04-15 Jan Hubicka <jh@suse.cz>
19135 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19136 Wrong version of patch.
19138 2009-04-15 Jan Hubicka <jh@suse.cz>
19140 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19142 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19144 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19145 our distinct integral and vector types.
19147 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19149 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19150 * init.c (build_vtbl_address): Remove call to assemble_external.
19152 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19154 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19155 output for other floating point modes.
19157 2009-04-14 Diego Novillo <dnovillo@google.com>
19159 * diagnostic.c (diagnostic_report_diagnostic): Do not
19160 warn about loaded plugins for DK_ERROR and DK_WARNING.
19161 * c-decl.c (declspecs_add_type): Move call to
19162 invoke_plugin_callbacks ...
19163 * c-parser.c (c_parser_declspecs): ... here.
19164 * plugin.c (dump_active_plugins): Tidy output.
19166 2009-04-14 Diego Novillo <dnovillo@google.com>
19167 Le-Chun Wu <lcwu@google.com>
19169 * configure.ac: Add --enable-plugin support.
19170 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19171 * Makefile.in (PLUGIN_H): Define.
19172 Export ENABLE_PLUGIN and GMPINC to site.exp.
19173 Add PLUGINLIBS to link command.
19174 Add/modify dependencies for plugin.o and files including plugin.h.
19176 * config.in: Regenerate.
19178 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19181 2009-04-14 Le-Chun Wu <lcwu@google.com>
19183 * tree-pass.h (register_one_dump_file): Add a prototype for
19184 register_one_dump_file.
19185 * toplev.c (compile_file): Call initialize_plugins.
19186 (do_compile): Call invoke_plugin_callbacks.
19187 (toplev_main): Call invoke_plugin_callbacks.
19188 * common.opt: Add -fplugin= and -fplugin-arg-.
19189 * gcc-plugin.h: New public header file for plugins to include.
19190 * plugin.c: New source file.
19191 * plugin.h: New internal header file.
19192 * passes.c (register_one_dump_file): Make it external.
19194 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19196 2009-04-14 Diego Novillo <dnovillo@google.com>
19198 * doc/plugins.texi: New.
19199 * doc/gccint.texi: Add reference to Plugins chapter.
19200 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19201 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19202 loaded plugins, if any.
19203 * timevar.def (TV_PLUGIN_INIT): Define.
19204 (TV_PLUGIN_RUN): Define.
19205 * plugin.c: Include timevar.h
19206 (plugins_active_p): New.
19207 (dump_active_plugins): New.
19208 (debug_active_plugins): New.
19210 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19212 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19214 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19216 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19218 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19219 the same as a minus without a shift.
19221 2009-04-14 Nick Clifton <nickc@redhat.com>
19223 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19224 comparisons with small integers will always produce a short
19227 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19230 2008-12-19 Diego Novillo <dnovillo@google.com>
19232 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19234 2009-04-14 Richard Guenther <rguenther@suse.de>
19236 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19238 (verify_gimple_assign_binary): Likewise. Handle shifts and
19240 (verify_gimple_phi): Print the mismatched argument position.
19241 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19243 (vect_update_init_of_dr): Likewise.
19244 * matrix-reorg.c (transform_access_sites): Do what the
19246 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19248 2009-04-13 Michael Eager <eager@eagercon.com>
19250 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19251 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19252 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19253 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19254 remove duplicate config
19256 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19258 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19259 file_name:line_number type locator of the call site.
19261 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19263 * genautomata.c: Put blank after comma.
19264 (automaton_decls): New.
19265 (struct unit_usage): Add comments to member next.
19266 (store_alt_unit_usage): Keep the list ordered.
19267 (unit_present_on_list_p, equal_alternatives_p): New.
19268 (check_regexp_units_distribution): Check units distribution
19269 correctness correctly.
19270 (main): Don't write automata if error is found. Return correct
19273 * config/m68k/cf.md (cfv4_ds): Remove.
19274 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19275 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19277 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19278 power4-load-ext, power4-store, power4-store-update,
19279 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19280 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19281 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19282 power4-sqrt, power4-isync): Modify reservation to make correct
19283 unit distribution to automata.
19285 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19286 power5-store-update, power5-two, power5-three, power5-lmul,
19287 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19289 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19291 * except.c (pass_set_nothrow_function_flags): Set name and add
19293 (set_nothrow_function_flags): Mention in the dump file when
19294 changing a function to nothrow.
19296 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19299 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19300 instead of unsigned long.
19302 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19304 * config/arm/arm.c (return_used_this_function): Remove.
19305 (arm_output_function_prologue): Remove use of
19306 return_used_this_function.
19307 (output_return_instruction): Replace use of
19308 return_used_this_function
19309 by cfun->machine->return_used_this_function.
19310 (arm_output_epilogue): Likewise.
19311 (arm_output_function_epilogue): Likewise.
19312 (thumb_unexpanded_epilogue): Likewise.
19313 * config/arm/arm.h (struct machine_function):
19314 New member return_used_this_function.
19316 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19318 * doc/install.texi: Correct description of default directory for
19319 --with-gxx-include-dir.
19321 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19323 * fold-const.c (build_range_check): Properly deal with enumeral and
19324 boolean base types.
19326 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19328 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19329 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19330 * params.h (MAX_GCSE_PASSES): Remove.
19331 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19332 in sequence. Remove ability to run multiple passes.
19333 (bypass_jumps): Report run as third CPROP pass.
19335 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19337 PR middle-end/39651
19338 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19339 when deciding whether the whole SEQUENCE can throw.
19341 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19344 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19345 offseted label references.
19347 2009-04-11 Jan Hubicka <jh@suse.cz>
19349 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19351 2009-04-11 Richard Guenther <rguenther@suse.de>
19353 PR middle-end/39732
19354 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19355 return variables as TREE_ADDRESSABLE.
19357 2009-04-11 Richard Guenther <rguenther@suse.de>
19359 PR tree-optimization/39713
19360 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19361 reference trees have SSA_NAME operands.
19363 2009-04-11 Richard Guenther <rguenther@suse.de>
19366 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19367 address expressions.
19369 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19371 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19372 match changes in Cygwin 1.7
19373 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19374 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19376 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19378 PR tree-optimization/39701
19379 * doc/invoke.texi (Optimization Options): Document change in
19380 meaning and initialization of -fdelete-null-pointer-checks.
19382 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19384 PR middle-end/39701
19385 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19387 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19390 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19392 2009-04-10 Chao-ying Fu <fu@mips.com>
19394 * doc/tm.texi (Instruction Output): Document
19395 TARGET_ASM_FINAL_POSTSCAN_INSN.
19396 * target.h (final_postscan_insn): New field in asm_out.
19397 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19398 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19399 * final.c (final_scan_insn): Call
19400 targetm.asm_out.final_postscan_insn after outputting
19401 an asm macro and a normal instruction.
19403 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19404 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19405 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19406 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19407 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19409 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19411 PR middle-end/39701
19412 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19413 variables as non-NULL even with -fdelete-null-pointer-checks.
19415 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19417 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19419 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19422 * config/i386/i386.c (classify_argument): Handle SCmode with
19423 (bit_offset % 64) != 0.
19425 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19427 * doc/invoke.texi (Optimize Options): Add cross-reference to
19428 -Q --help=optimizers examples.
19430 2009-04-10 Ben Elliston <bje@au.ibm.com>
19433 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19434 regalign for the reg == fpr and TDmode case.
19436 2009-04-09 David Ayers <ayers@fsfe.org>
19439 * objc/objc-act.c (warn_with_method): Remove helper function.
19440 (check_duplicates): Call warning and inform directly.
19441 (really_start_method): Likewise.
19443 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19445 * expmed.c (expand_divmod): Always use a comparison for a division
19446 by a large unsigned integer.
19448 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19449 for things others than variables or functions as nonzero.
19451 2009-04-09 Nick Clifton <nickc@redhat.com>
19453 * unwind-compat.c: Change copyright header to refer to version
19454 3 of the GNU General Public License with version 3.1 of the
19455 GCC Runtime Library Exception and to point readers at the
19456 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19457 * config/alpha/crtfastmath.c: Likewise.
19458 * config/alpha/linux-unwind.h: Likewise.
19459 * config/alpha/qrnnd.asm: Likewise.
19460 * config/alpha/vms-crt0-64.c: Likewise.
19461 * config/alpha/vms-crt0.c: Likewise.
19462 * config/alpha/vms-dwarf2.asm: Likewise.
19463 * config/alpha/vms-dwarf2eh.asm: Likewise.
19464 * config/alpha/vms-psxcrt0-64.c: Likewise.
19465 * config/alpha/vms-psxcrt0.c: Likewise.
19466 * config/alpha/vms_tramp.asm: Likewise.
19467 * config/arc/initfini.c: Likewise.
19468 * config/arc/lib1funcs.asm: Likewise.
19469 * config/arm/bpabi-v6m.S: Likewise.
19470 * config/arm/bpabi.S: Likewise.
19471 * config/arm/bpabi.c: Likewise.
19472 * config/arm/crti.asm: Likewise.
19473 * config/arm/crtn.asm: Likewise.
19474 * config/arm/ieee754-df.S: Likewise.
19475 * config/arm/ieee754-sf.S: Likewise.
19476 * config/arm/lib1funcs.asm: Likewise.
19477 * config/arm/libunwind.S: Likewise.
19478 * config/arm/linux-atomic.c: Likewise.
19479 * config/arm/mmintrin.h: Likewise.
19480 * config/arm/pr-support.c: Likewise.
19481 * config/arm/unaligned-funcs.c: Likewise.
19482 * config/arm/unwind-arm.c: Likewise.
19483 * config/arm/unwind-arm.h: Likewise.
19484 * config/avr/libgcc.S: Likewise.
19485 * config/bfin/crti.s: Likewise.
19486 * config/bfin/crtlibid.s: Likewise.
19487 * config/bfin/crtn.s: Likewise.
19488 * config/bfin/lib1funcs.asm: Likewise.
19489 * config/bfin/linux-unwind.h: Likewise.
19490 * config/cris/arit.c: Likewise.
19491 * config/cris/cris_abi_symbol.c: Likewise.
19492 * config/darwin-64.c: Likewise.
19493 * config/darwin-crt2.c: Likewise.
19494 * config/darwin-crt3.c: Likewise.
19495 * config/darwin.h: Likewise.
19496 * config/dbxelf.h: Likewise.
19497 * config/dfp-bit.c: Likewise.
19498 * config/dfp-bit.h: Likewise.
19499 * config/elfos.h: Likewise.
19500 * config/fixed-bit.c: Likewise.
19501 * config/fixed-bit.h: Likewise.
19502 * config/fp-bit.c: Likewise.
19503 * config/fp-bit.h: Likewise.
19504 * config/fr30/crti.asm: Likewise.
19505 * config/fr30/crtn.asm: Likewise.
19506 * config/fr30/lib1funcs.asm: Likewise.
19507 * config/freebsd-spec.h: Likewise.
19508 * config/frv/cmovd.c: Likewise.
19509 * config/frv/cmovh.c: Likewise.
19510 * config/frv/cmovw.c: Likewise.
19511 * config/frv/frvbegin.c: Likewise.
19512 * config/frv/frvend.c: Likewise.
19513 * config/frv/lib1funcs.asm: Likewise.
19514 * config/glibc-stdint.h: Likewise.
19515 * config/h8300/clzhi2.c: Likewise.
19516 * config/h8300/crti.asm: Likewise.
19517 * config/h8300/crtn.asm: Likewise.
19518 * config/h8300/ctzhi2.c: Likewise.
19519 * config/h8300/fixunssfsi.c: Likewise.
19520 * config/h8300/lib1funcs.asm: Likewise.
19521 * config/h8300/parityhi2.c: Likewise.
19522 * config/h8300/popcounthi2.c: Likewise.
19523 * config/i386/ammintrin.h: Likewise.
19524 * config/i386/att.h: Likewise.
19525 * config/i386/avxintrin.h: Likewise.
19526 * config/i386/biarch64.h: Likewise.
19527 * config/i386/bmmintrin.h: Likewise.
19528 * config/i386/cpuid.h: Likewise.
19529 * config/i386/cross-stdarg.h: Likewise.
19530 * config/i386/crtfastmath.c: Likewise.
19531 * config/i386/crtprec.c: Likewise.
19532 * config/i386/cygming-crtbegin.c: Likewise.
19533 * config/i386/cygming-crtend.c: Likewise.
19534 * config/i386/cygwin.asm: Likewise.
19535 * config/i386/emmintrin.h: Likewise.
19536 * config/i386/gmm_malloc.h: Likewise.
19537 * config/i386/gthr-win32.c: Likewise.
19538 * config/i386/i386.h: Likewise.
19539 * config/i386/immintrin.h: Likewise.
19540 * config/i386/linux-unwind.h: Likewise.
19541 * config/i386/linux64.h: Likewise.
19542 * config/i386/mm3dnow.h: Likewise.
19543 * config/i386/mmintrin-common.h: Likewise.
19544 * config/i386/mmintrin.h: Likewise.
19545 * config/i386/nmmintrin.h: Likewise.
19546 * config/i386/pmm_malloc.h: Likewise.
19547 * config/i386/pmmintrin.h: Likewise.
19548 * config/i386/smmintrin.h: Likewise.
19549 * config/i386/sol2-c1.asm: Likewise.
19550 * config/i386/sol2-ci.asm: Likewise.
19551 * config/i386/sol2-cn.asm: Likewise.
19552 * config/i386/sol2-gc1.asm: Likewise.
19553 * config/i386/tmmintrin.h: Likewise.
19554 * config/i386/unix.h: Likewise.
19555 * config/i386/w32-unwind.h: Likewise.
19556 * config/i386/wmmintrin.h: Likewise.
19557 * config/i386/x86-64.h: Likewise.
19558 * config/i386/x86intrin.h: Likewise.
19559 * config/i386/xmmintrin.h: Likewise.
19560 * config/ia64/crtbegin.asm: Likewise.
19561 * config/ia64/crtend.asm: Likewise.
19562 * config/ia64/crtfastmath.c: Likewise.
19563 * config/ia64/crti.asm: Likewise.
19564 * config/ia64/crtn.asm: Likewise.
19565 * config/ia64/fde-glibc.c: Likewise.
19566 * config/ia64/lib1funcs.asm: Likewise.
19567 * config/ia64/linux-unwind.h: Likewise.
19568 * config/ia64/quadlib.c: Likewise.
19569 * config/ia64/unwind-ia64.c: Likewise.
19570 * config/linux.h: Likewise.
19571 * config/m32c/m32c-lib1.S: Likewise.
19572 * config/m32c/m32c-lib2-trapv.c: Likewise.
19573 * config/m32c/m32c-lib2.c: Likewise.
19574 * config/m32r/initfini.c: Likewise.
19575 * config/m68hc11/larith.asm: Likewise.
19576 * config/m68hc11/m68hc11-crt0.S: Likewise.
19577 * config/m68k/cf.md: Likewise.
19578 * config/m68k/crti.s: Likewise.
19579 * config/m68k/crtn.s: Likewise.
19580 * config/m68k/lb1sf68.asm: Likewise.
19581 * config/m68k/linux-unwind.h: Likewise.
19582 * config/mcore/crti.asm: Likewise.
19583 * config/mcore/crtn.asm: Likewise.
19584 * config/mcore/lib1.asm: Likewise.
19585 * config/mips/linux-unwind.h: Likewise.
19586 * config/mips/loongson.h: Likewise.
19587 * config/mips/mips16.S: Likewise.
19588 * config/mmix/crti.asm: Likewise.
19589 * config/mmix/crtn.asm: Likewise.
19590 * config/pa/fptr.c: Likewise.
19591 * config/pa/hpux-unwind.h: Likewise.
19592 * config/pa/lib2funcs.asm: Likewise.
19593 * config/pa/linux-atomic.c: Likewise.
19594 * config/pa/linux-unwind.h: Likewise.
19595 * config/pa/milli64.S: Likewise.
19596 * config/pa/quadlib.c: Likewise.
19597 * config/pa/stublib.c: Likewise.
19598 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19599 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19600 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19601 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19602 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19603 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19604 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19605 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19606 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19607 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19608 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19609 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19610 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19611 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19612 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19613 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19614 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19615 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19616 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19617 * config/rs6000/750cl.h: Likewise.
19618 * config/rs6000/altivec.h: Likewise.
19619 * config/rs6000/biarch64.h: Likewise.
19620 * config/rs6000/crtresfpr.asm: Likewise.
19621 * config/rs6000/crtresgpr.asm: Likewise.
19622 * config/rs6000/crtresxfpr.asm: Likewise.
19623 * config/rs6000/crtresxgpr.asm: Likewise.
19624 * config/rs6000/crtsavfpr.asm: Likewise.
19625 * config/rs6000/crtsavgpr.asm: Likewise.
19626 * config/rs6000/darwin-asm.h: Likewise.
19627 * config/rs6000/darwin-fallback.c: Likewise.
19628 * config/rs6000/darwin-fpsave.asm: Likewise.
19629 * config/rs6000/darwin-ldouble.c: Likewise.
19630 * config/rs6000/darwin-tramp.asm: Likewise.
19631 * config/rs6000/darwin-unwind.h: Likewise.
19632 * config/rs6000/darwin-vecsave.asm: Likewise.
19633 * config/rs6000/darwin-world.asm: Likewise.
19634 * config/rs6000/e500crtres32gpr.asm: Likewise.
19635 * config/rs6000/e500crtres64gpr.asm: Likewise.
19636 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19637 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19638 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19639 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19640 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19641 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19642 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19643 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19644 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19645 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19646 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19647 * config/rs6000/eabi-ci.asm: Likewise.
19648 * config/rs6000/eabi-cn.asm: Likewise.
19649 * config/rs6000/eabi.asm: Likewise.
19650 * config/rs6000/linux-unwind.h: Likewise.
19651 * config/rs6000/linux64.h: Likewise.
19652 * config/rs6000/paired.h: Likewise.
19653 * config/rs6000/paired.md: Likewise.
19654 * config/rs6000/ppc64-fp.c: Likewise.
19655 * config/rs6000/ppu_intrinsics.h: Likewise.
19656 * config/rs6000/rs6000.h: Likewise.
19657 * config/rs6000/si2vmx.h: Likewise.
19658 * config/rs6000/sol-ci.asm: Likewise.
19659 * config/rs6000/sol-cn.asm: Likewise.
19660 * config/rs6000/spe.h: Likewise.
19661 * config/rs6000/spu2vmx.h: Likewise.
19662 * config/rs6000/sysv4.h: Likewise.
19663 * config/rs6000/tramp.asm: Likewise.
19664 * config/rs6000/vec_types.h: Likewise.
19665 * config/s390/linux-unwind.h: Likewise.
19666 * config/s390/tpf-unwind.h: Likewise.
19667 * config/score/crti.asm: Likewise.
19668 * config/score/crtn.asm: Likewise.
19669 * config/sh/crt1.asm: Likewise.
19670 * config/sh/crti.asm: Likewise.
19671 * config/sh/crtn.asm: Likewise.
19672 * config/sh/divtab-sh4-300.c: Likewise.
19673 * config/sh/divtab-sh4.c: Likewise.
19674 * config/sh/divtab.c: Likewise.
19675 * config/sh/lib1funcs-4-300.asm: Likewise.
19676 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19677 * config/sh/lib1funcs.asm: Likewise.
19678 * config/sh/lib1funcs.h: Likewise.
19679 * config/sh/linux-atomic.asm: Likewise.
19680 * config/sh/linux-unwind.h: Likewise.
19681 * config/sh/shmedia.h: Likewise.
19682 * config/sh/sshmedia.h: Likewise.
19683 * config/sh/ushmedia.h: Likewise.
19684 * config/sparc/crtfastmath.c: Likewise.
19685 * config/sparc/linux-unwind.h: Likewise.
19686 * config/sparc/sol2-c1.asm: Likewise.
19687 * config/sparc/sol2-ci.asm: Likewise.
19688 * config/sparc/sol2-cn.asm: Likewise.
19689 * config/spu/divmodti4.c: Likewise.
19690 * config/spu/divv2df3.c: Likewise.
19691 * config/spu/float_disf.c: Likewise.
19692 * config/spu/float_unsdidf.c: Likewise.
19693 * config/spu/float_unsdisf.c: Likewise.
19694 * config/spu/float_unssidf.c: Likewise.
19695 * config/spu/mfc_multi_tag_release.c: Likewise.
19696 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19697 * config/spu/mfc_tag_release.c: Likewise.
19698 * config/spu/mfc_tag_reserve.c: Likewise.
19699 * config/spu/mfc_tag_table.c: Likewise.
19700 * config/spu/multi3.c: Likewise.
19701 * config/spu/spu_internals.h: Likewise.
19702 * config/spu/spu_intrinsics.h: Likewise.
19703 * config/spu/spu_mfcio.h: Likewise.
19704 * config/spu/vec_types.h: Likewise.
19705 * config/spu/vmx2spu.h: Likewise.
19706 * config/stormy16/stormy16-lib2.c: Likewise.
19707 * config/svr4.h: Likewise.
19708 * config/sync.c: Likewise.
19709 * config/v850/lib1funcs.asm: Likewise.
19710 * config/vxlib-tls.c: Likewise.
19711 * config/vxlib.c: Likewise.
19712 * config/vxworks-dummy.h: Likewise.
19713 * config/xtensa/crti.asm: Likewise.
19714 * config/xtensa/crtn.asm: Likewise.
19715 * config/xtensa/ieee754-df.S: Likewise.
19716 * config/xtensa/ieee754-sf.S: Likewise.
19717 * config/xtensa/lib1funcs.asm: Likewise.
19718 * config/xtensa/lib2funcs.S: Likewise.
19719 * config/xtensa/linux-unwind.h: Likewise.
19720 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19721 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19722 * coretypes.h: Likewise.
19723 * crtstuff.c: Likewise.
19724 * defaults.h: Likewise.
19725 * dwarf2.h: Likewise.
19726 * emutls.c: Likewise.
19727 * gbl-ctors.h: Likewise.
19728 * gcov-io.h: Likewise.
19729 * ginclude/float.h: Likewise.
19730 * ginclude/iso646.h: Likewise.
19731 * ginclude/stdarg.h: Likewise.
19732 * ginclude/stdbool.h: Likewise.
19733 * ginclude/stddef.h: Likewise.
19734 * ginclude/stdfix.h: Likewise.
19735 * ginclude/stdint-gcc.h: Likewise.
19736 * ginclude/tgmath.h: Likewise.
19737 * gthr-aix.h: Likewise.
19738 * gthr-dce.h: Likewise.
19739 * gthr-gnat.c: Likewise.
19740 * gthr-gnat.h: Likewise.
19741 * gthr-lynx.h: Likewise.
19742 * gthr-mipssde.h: Likewise.
19743 * gthr-nks.h: Likewise.
19744 * gthr-posix.c: Likewise.
19745 * gthr-posix.h: Likewise.
19746 * gthr-posix95.h: Likewise.
19747 * gthr-rtems.h: Likewise.
19748 * gthr-single.h: Likewise.
19749 * gthr-solaris.h: Likewise.
19750 * gthr-tpf.h: Likewise.
19751 * gthr-vxworks.h: Likewise.
19752 * gthr-win32.h: Likewise.
19753 * gthr.h: Likewise.
19754 * libgcc2.c: Likewise.
19755 * libgcc2.h: Likewise.
19756 * libgcov.c: Likewise.
19757 * tsystem.h: Likewise.
19758 * typeclass.h: Likewise.
19759 * unwind-c.c: Likewise.
19760 * unwind-compat.h: Likewise.
19761 * unwind-dw2-fde-compat.c: Likewise.
19762 * unwind-dw2-fde-darwin.c: Likewise.
19763 * unwind-dw2-fde-glibc.c: Likewise.
19764 * unwind-dw2-fde.c: Likewise.
19765 * unwind-dw2-fde.h: Likewise.
19766 * unwind-dw2.c: Likewise.
19767 * unwind-dw2.h: Likewise.
19768 * unwind-generic.h: Likewise.
19769 * unwind-pe.h: Likewise.
19770 * unwind-sjlj.c: Likewise.
19771 * unwind.inc: Likewise.
19772 * config/arm/neon-gen.ml: Change generated copyright header to
19773 refer to version 3 of the GNU General Public License with
19774 version 3.1 of the GCC Runtime Library Exception and to point
19775 readers at the COPYING3 and COPYING3.RUNTIME files and the
19776 FSF's license web page.
19777 * config/arm/arm_neon.h: Regenerate.
19779 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19781 * config/cris/cris.md: Change copyright header to refer to version
19782 3 of the GNU General Public License.
19783 * doc/install.texi2html: Change copyright header to refer to version
19784 3 of the GNU General Public License and to point readers at the
19785 COPYING3 file and the FSF's license web page.
19786 * config/vax/linux.h: Likewise.
19788 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19790 * config/i386/i386.md (cmpcc): New.
19791 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19792 (sync_compare_and_swap_cc*): Delete.
19794 * config/s390/s390.c (s390_compare_emitted): Remove.
19795 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19796 s390_compare_emitted used to be handled. Assert that modes match.
19797 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19798 refer to sync_compare_and_swap_ccsi.
19799 * config/s390/s390.h (s390_compare_emitted): Remove.
19800 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19801 instead of s390_compare_emitted.
19802 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19803 instead of s390_compare_emitted.
19804 * config/s390/s390.md (cmpcc): New.
19805 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19806 CC_REGNUM, do not pretend it's set.
19807 (sync_compare_and_swap_cc*): Delete.
19808 * config/s390/predicates.md (cc_reg_operand): New.
19810 * expr.c (sync_compare_and_swap_cc): Delete.
19811 * optabs.h (sync_compare_and_swap_cc): Delete.
19812 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19813 is being used with can_compare_p.
19814 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19815 (find_cc_set): New.
19816 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19817 look for a MODE_CC set instead. Use emit_store_flag.
19818 (expand_compare_and_swap_loop): Likewise, with some additional
19819 complication to avoid a force_reg when useless. Use
19820 emit_cmp_and_jump_insns.
19821 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19822 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19823 sync_compare_and_swap documentation.
19825 2009-04-09 Jan Hubicka <jh@suse.cz>
19827 * except.c (find_prev_try): Break out from ....
19828 (duplicate_eh_regions): ... here; properly update prev_try pointers
19829 when duplication part of tree.
19830 (dump_eh_tree): Improve dumping.
19831 (verify_eh_region): New.
19832 (verify_eh_tree): Use it.
19834 2009-04-06 Richard Guenther <rguenther@suse.de>
19836 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19837 &ARRAY addresses by adjusting their types and prepending
19839 * tree-cfg.c (verify_gimple_assign_single): Verify that
19840 addresses are correct.
19842 2009-04-09 Richard Guenther <rguenther@suse.de>
19844 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19845 indices into an array reference if possible.
19846 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19847 Fold POINTER_PLUS_EXPR statements with invariant address.
19849 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19852 * config.gcc (powerpc64-*-linux*): Always build biarch.
19854 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19857 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19858 it and pedwarn if this results in an INTEGER_CST.
19860 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19862 * doc/install.texi: Update minimum GMP version. Remove obsolete
19863 text in MPFR section.
19865 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19867 * dwarf2out.c (class_scope_p): New static inline.
19868 (class_or_namespace_scope_p): Use it.
19869 (gen_variable_die): Use DW_TAG_member tag for static data member
19870 declarations instead of DW_TAG_variable.
19872 PR middle-end/39573
19873 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19876 2009-04-08 Richard Guenther <rguenther@suse.de>
19878 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19879 valueize random data.
19881 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19883 * config.gcc (aix tm_file): Add aix-stdint.h.
19884 (aix tm clause use_gcc_stdint): Set to wrap.
19885 * config/rs6000/aix-stdint.h: New file.
19887 2009-04-08 Richard Guenther <rguenther@suse.de>
19889 PR middle-end/36291
19890 * tree-dfa.c (add_referenced_var): Do not recurse into
19891 global initializers.
19892 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19894 (fold_const_aggregate_ref): Likewise.
19896 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19898 * recog.c (ordered_comparison_operator): New.
19899 * gensupport.c (std_preds): Add it.
19900 * doc/md.texi (Machine-Independent Predicates): Document it.
19902 2009-04-08 Jan Hubicka <jh@suse.cz>
19904 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19905 * function.h (rtl_eh): Remove exception_handler_label_map.
19906 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19907 remove_exception_handler_label, for_each_eh_label_1): Remove.
19908 (rtl_remove_unreachable_regions): Remove.
19909 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19910 (find_exception_handler_labels): Don't build the hashtable.
19911 (maybe_remove_eh_handler): Remove.
19912 (for_each_eh_label): Rewrite to walk the tree.
19913 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19914 * except.h (maybe_remove_eh_handler): Remove.
19915 * passes.c (init_optimization_passes): Schedule second EH cleanup
19917 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19918 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19920 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19922 * genoutput.c (validate_optab_operands): New.
19923 (gen_insn, gen_expand): Call it.
19925 * genflags.c (gen_insn): Detect misused iterators.
19926 (main): Pass line_no to gen_insn, exit with status 1 on error.
19928 * genextract.c (line_no): Make global.
19929 (VEC_safe_set_locstr): Change assertion to error message.
19930 (main): Exit with status 1 on error.
19932 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19936 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19937 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19938 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19939 * c-convert.c (convert): Do not call fold on results of conversion
19940 functions when the result is a C_MAYBE_CONST_EXPR.
19941 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19942 of __builtin_choose_expr.
19943 * c-typeck.c (remove_c_maybe_const_expr): New.
19944 (build_unary_op, build_conditional_expr, build_compound_expr,
19945 build_binary_op, c_objc_common_truthvalue_conversion): Call
19946 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19949 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19951 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19952 CODE to produce a new one. Add a prototype to use fold_convert_const
19954 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19957 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19958 mix declarations and code.
19960 2009-04-08 Ben Elliston <bje@au.ibm.com>
19962 * gcc.c: Replace `CC' with `GCC' throughout.
19964 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19966 * doc/invoke.texi: Document Atom support.
19968 2009-04-07 Jason Merrill <jason@redhat.com>
19971 * c-common.h, c-common.c: Add flag_pretty_templates.
19972 * c-opts.c (c_common_handle_option): Set it.
19973 * c.opt: Add -fno-pretty-templates.
19974 * doc/invoke.texi (C++ Dialect Options): Likewise.
19976 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19978 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19979 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19980 (ia64_expand_builtin): Likewise.
19982 2009-04-07 Martin Jambor <mjambor@suse.cz>
19984 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19985 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19986 ADDR_EXPRS are include too.
19988 2009-04-07 Richard Guenther <rguenther@suse.de>
19990 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19991 decls are only used if passes as parameters or if they are
19992 local statics and the call is not to a builtin.
19993 (call_may_clobber_ref_p_1): Likewise.
19995 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
19997 * expr.c (do_store_flag): Remove last argument. Simplify code
19998 to avoid duplication of tests already done by can_compare_p.
19999 (expand_expr_real_1): Adjust caller.
20001 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20003 * optabs.c (can_compare_p): Test the predicate of a
20004 cbranch and cstore pattern.
20006 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20008 * expr.c (convert_move): Use emit_store_flag instead of
20011 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20013 * config/i386/i386.c (ix86_compare_emitted): Remove.
20014 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20015 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20016 * config/i386/i386.h (ix86_compare_emitted): Remove.
20017 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20018 instead of ix86_compare_emitted.
20019 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20021 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20023 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20024 Add t-sysroot-suffix to tmake_file.
20025 * config/print-sysroot-suffix.sh: New file.
20026 * config/t-sysroot-suffix: New file.
20028 2009-04-07 Ben Elliston <bje@au.ibm.com>
20030 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20031 as the latter produces a warning when the target does not support
20034 2009-04-07 Ben Elliston <bje@au.ibm.com>
20036 * dfp.c: Replace type punning assignments with memcpy throughout.
20037 * Makefile.in (dfp.o-warn): Remove.
20039 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20042 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20043 Include soft-fp/t-softfp after rs6000/t-linux64.
20045 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20047 * stor-layout.c (set_sizetype): Use the full precision of their
20048 machine mode for bitsize types.
20050 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20052 * config/i386/i386.md: Revert 2 accidental checkins.
20054 2009-04-06 Joey Ye <joey.ye@intel.com>
20055 Xuepeng Guo <xuepeng.guo@intel.com>
20056 H.J. Lu <hongjiu.lu@intel.com>
20058 Atom pipeline model, tuning and insn selection.
20059 * config.gcc (atom): Add atom config options and target.
20061 * config/i386/atom.md: New.
20063 * config/i386/i386.c (atom_cost): New cost.
20064 (m_ATOM): New macro flag.
20065 (initial_ix86_tune_features): Set m_ATOM.
20066 (x86_accumulate_outgoing_args): Likewise.
20067 (x86_arch_always_fancy_math_387): Likewise.
20068 (processor_target): Add Atom cost.
20069 (cpu_names): Add Atom cpu name.
20070 (override_options): Set Atom ISA.
20071 (ix86_issue_rate): New case PROCESSOR_ATOM.
20072 (ix86_adjust_cost): Likewise.
20074 * config/i386/i386.h (TARGET_ATOM): New target macro.
20075 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20076 (TARGET_OPT_AGU): New target option.
20077 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20078 (processor_type): Add PROCESSOR_ATOM.
20080 * config/i386/i386.md (cpu): Add new value "atom".
20081 (use_carry, movu): New attr.
20082 (atom.md): Include atom.md.
20083 (adddi3_carry_rex64): Set attr "use_carry".
20084 (addqi3_carry): Likewise.
20085 (addhi3_carry): Likewise.
20086 (addsi3_carry): Likewise.
20087 (*addsi3_carry_zext): Likewise.
20088 (subdi3_carry_rex64): Likewise.
20089 (subqi3_carry): Likewise.
20090 (subhi3_carry): Likewise.
20091 (subsi3_carry): Likewise.
20092 (x86_movdicc_0_m1_rex64): Likewise.
20093 (*x86_movdicc_0_m1_se): Likewise.
20094 (x86_movsicc_0_m1): Likewise.
20095 (*x86_movsicc_0_m1_se): Likewise.
20096 (*adddi_1_rex64): Emit add insn as much as possible.
20097 (*addsi_1): Likewise.
20098 (return_internal): Set atom_unit.
20099 (return_internal_long): Likewise.
20100 (return_pop_internal): Likewise.
20101 (*rcpsf2_sse): Set atom_sse_attr attr.
20102 (*qrt<mode>2_sse): Likewise.
20103 (*prefetch_sse): Likewise.
20105 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20107 (ix86_target_macros_internal): Likewise.
20109 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20110 (*prefetch_sse_rex): Likewise.
20111 (sse_rcpv4sf2): Likewise.
20112 (sse_vmrcpv4sf2): Likewise.
20113 (sse_sqrtv4sf2): Likewise.
20114 (<sse>_vmsqrt<mode>2): Likewise.
20115 (sse_ldmxcsr): Likewise.
20116 (sse_stmxcsr): Likewise.
20117 (*sse_sfence): Likewise.
20118 (sse2_clflush): Likewise.
20119 (*sse2_mfence): Likewise.
20120 (*sse2_lfence): Likewise.
20121 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20122 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20123 (avx_movdqu<avxmodesuffix>): Likewise.
20124 (avx_lddqu<avxmodesuffix>): Likewise.
20125 (sse2_movntv2di): Change attr "type" to "ssemov".
20126 (sse2_movntsi): Likewise.
20127 (rsqrtv8sf2): Change attr "type" to "sseadd".
20128 (sse3_addsubv2df3): Set attr "atom_unit".
20129 (sse3_h<plusminus_insn>v4sf3): Likewise.
20130 (*sse2_pmaddwd): Likewise.
20131 (*vec_extractv2di_1_rex64): Likewise.
20132 (*vec_extractv2di_1_avx): Likewise.
20133 (sse2_psadbw): Likewise.
20134 (ssse3_phaddwv8hi3): Likewise.
20135 (ssse3_phaddwv4hi3): Likewise.
20136 (ssse3_phadddv4si3): Likewise.
20137 (ssse3_phadddv2si3): Likewise.
20138 (ssse3_phaddswv8hi3): Likewise.
20139 (ssse3_phaddswv4hi3): Likewise.
20140 (ssse3_phsubwv8hi3): Likewise.
20141 (ssse3_phsubwv4hi3): Likewise.
20142 (ssse3_phsubdv4si3): Likewise.
20143 (ssse3_phsubdv2si3): Likewise.
20144 (ssse3_phsubswv8hi3): Likewise.
20145 (ssse3_phsubswv4hi3): Likewise.
20146 (ssse3_pmaddubsw128): Likewise.
20147 (sse3_pmaddubsw: Likewise.
20148 (ssse3_palignrti): Likewise.
20149 (ssse3_palignrdi): Likewise.
20151 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20153 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20155 2009-04-06 Richard Guenther <rguenther@suse.de>
20157 PR tree-optimization/28868
20158 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20159 of which PHI results we inserted.
20160 (insert_into_preds_of_block): Record inserted PHIs.
20161 (eliminate): Eliminate redundant PHI nodes.
20162 (init_pre): Init inserted_phi_names.
20164 2009-04-06 Richard Guenther <rguenther@suse.de>
20166 PR tree-optimization/39643
20167 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20168 IMAGPART_EXPRs of complex constants.
20169 (execute_fold_all_builtins): If we folded a call queue
20170 TODO_update_address_taken.
20172 2009-04-06 Jan Hubicka <jh@suse.cz>
20174 PR middle-end/39659
20175 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20178 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20180 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20182 (ic_invalidate_array): Likewise.
20184 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20186 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20187 alignment for library calls.
20189 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20191 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20192 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20193 * config/i386/mingw-stdint.h: New file.
20195 2009-04-05 Richard Guenther <rguenther@suse.de>
20197 PR tree-optimization/39648
20198 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20199 our &A vs. &A[0] IL deficiencies.
20201 2009-04-04 Jan Hubicka <jh@suse.cz>
20203 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20204 removed toplevel regions.
20205 (sjlj_mark_call_sites): Likewise.
20207 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20209 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20210 (cygwin tm clause use_gcc_stdint): Set to wrap.
20211 * config/i386/cygwin-stdint.h: New file.
20213 2009-04-04 Richard Guenther <rguenther@suse.de>
20215 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20216 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20217 single-argument PHIs if we are in loop-closed SSA form.
20218 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20219 for the pre-condition.
20220 (slpeel_tree_peel_loop_to_edge): Likewise.
20221 (vect_build_loop_niters): Take an optional sequence to append stmts.
20222 (vect_generate_tmps_on_preheader): Likewise.
20223 (vect_do_peeling_for_loop_bound): Take extra guards for the
20225 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20226 the cost model check.
20227 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20228 guards if we are going to peel. Do not apply versioning in that case.
20229 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20230 (vect_do_peeling_for_loop_bound): Likewise.
20231 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20232 loop bound only record extra pre-conditions, do not apply loop
20235 2009-04-04 Richard Guenther <rguenther@suse.de>
20237 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20240 2009-04-04 Jan Hubicka <jh@suse.cz>
20242 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20243 last_basic_block for size of bb->index indexed array.
20244 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20245 compute_out, link_btr_uses, build_btr_def_use_webs,
20246 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20248 2009-04-04 Jan Hubicka <jh@suse.cz>
20250 * except.c (remove_eh_handler_and_replace): Break out from ...
20251 (remove_eh_handler): ... here.
20252 (bring_to_root): New function.
20253 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20254 handled ones, bring others to root of tree.
20256 2009-04-04 Jan Hubicka <jh@suse.cz>
20258 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20259 (all_phis_safe_to_merge): New function.
20260 (update_info): New structure.
20261 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20262 (cleanup_empty_eh): Update SSA if possible.
20264 2009-04-04 Richard Guenther <rguenther@suse.de>
20266 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20267 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20268 (append_vuse): Likewise.
20270 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20272 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20273 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20274 instead of REG_UNSAVED for DW_CFA_undefined.
20275 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20276 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20279 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20282 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20283 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20284 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20286 2009-04-04 Richard Guenther <rguenther@suse.de>
20288 PR tree-optimization/8781
20289 PR tree-optimization/37892
20290 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20291 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20292 (valueize_refs): Call it for *& valueizations.
20293 (shared_reference_ops_from_ref): Rename to ...
20294 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20295 (shared_reference_ops_from_call): Rename to ...
20296 (valueize_shared_reference_ops_from_call): ... this and valueize.
20297 (vn_reference_lookup): Update.
20298 (visit_reference_op_call): Likewise.
20299 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20300 (eliminate): Value-replace the call address in call statements.
20302 2009-04-04 Richard Guenther <rguenther@suse.de>
20304 PR tree-optimization/39636
20305 * tree-ssa-forwprop.c
20306 (forward_propagate_addr_into_variable_array_index): Check for
20307 GIMPLE_ASSIGN before accessing the rhs code.
20309 2009-04-03 Jason Merrill <jason@redhat.com>
20311 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20313 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20315 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20316 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20317 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20318 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20319 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20320 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20321 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20322 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20323 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20324 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20325 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20326 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20327 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20328 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20329 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20330 Use fr_reg_or_fp01_operand instead of fr_register_operand
20332 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20333 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20334 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20336 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20338 PR rtl-optimization/39607
20339 PR rtl-optimization/39631
20343 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20344 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20345 instead of DF_LR_OUT.
20346 * ira-lives.c (process_bb_node_lives): Ditto.
20347 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20348 instead of DF_LR_{OUT,IN}.
20349 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20350 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20352 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20354 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20355 (execute_lower_omp): Always run but take the short way out if -fopenmp
20357 (gate_lower_omp): Remove, forcing the pass manager to always run the
20358 pass and always set PROP_gimple_lomp.
20359 (pass_lower_omp): Remove gate function.
20360 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20361 PROP_trees. Instead, require it.
20362 * ipa-cp.c (pass_ipa_cp): Likewise.
20363 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20364 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20365 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20366 and PROP_gimple_leh.
20368 2009-04-03 Richard Guenther <rguenther@suse.de>
20370 PR middle-end/13146
20371 PR tree-optimization/23940
20372 PR tree-optimization/33237
20373 PR middle-end/33974
20374 PR middle-end/34093
20375 PR tree-optimization/36201
20376 PR tree-optimization/36230
20377 PR tree-optimization/38049
20378 PR tree-optimization/38207
20379 PR tree-optimization/38230
20380 PR tree-optimization/38301
20381 PR tree-optimization/38585
20382 PR middle-end/38895
20383 PR tree-optimization/38985
20384 PR tree-optimization/39299
20385 * tree-ssa-structalias.h: Remove.
20386 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20387 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20388 (struct vuse_element_d): Remove.
20389 (struct vuse_vec_d): Likewise.
20390 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20391 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20392 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20393 VUSE_ELEMENT_VAR): Likewise.
20394 (struct voptype_d): Likewise.
20395 (NUM_VOP_FREE_BUCKETS): Likewise.
20396 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20397 (struct stmt_operands_d): Remove.
20398 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20399 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20400 VDEF_NUM, VDEF_VECT): Likewise.
20401 (copy_virtual_operands): Remove.
20402 (operand_build_cmp): Likewise.
20403 (create_ssa_artificial_load_stmt): Likewise.
20404 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20405 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20406 vuse_index and mayuse_index members. Pack and move done and iter_type
20407 members to the front.
20408 (SSA_OP_VMAYUSE): Remove.
20409 (SSA_OP_VIRTUAL_USES): Adjust.
20410 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20411 (unlink_stmt_vdef): Declare.
20412 (add_to_addressable_set): Remove.
20413 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20414 (vrp_visit_stmt): Likewise.
20415 * doc/tree-ssa.texi (Alias analysis): Update.
20416 * doc/invoke.texi (max-aliased-vops): Remove docs.
20417 (avg-aliased-vops): Likewise.
20418 * tree-into-ssa.c (syms_to_rename): Remove.
20419 (need_to_update_vops_p): Likewise.
20420 (need_to_initialize_update_ssa_p): Rename to ...
20421 (update_ssa_initialized_fn): ... this. Track function we are
20423 (symbol_marked_for_renaming): Simplify.
20424 (add_new_name_mapping): Do not set need_to_update_vops_p.
20425 (dump_currdefs): Use SYMS_TO_RENAME.
20426 (rewrite_update_stmt): Always walk all uses/defs.
20427 (dump_update_ssa): Adjust.
20428 (init_update_ssa): Take function argument. Track what we are
20430 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20431 (create_new_def_for): Initialize for cfun, assert we are initialized
20433 (mark_sym_for_renaming): Simplify.
20434 (mark_set_for_renaming): Do not initialize update-ssa.
20435 (need_ssa_update_p): Simplify. Take function argument.
20436 (name_mappings_registered_p): Assert we ask for the correct function.
20437 (name_registered_for_update_p): Likewise.
20438 (ssa_names_to_replace): Likewise.
20439 (release_ssa_name_after_update_ssa): Likewise.
20440 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20441 (dump_decl_set): Do not print a newline.
20442 (debug_decl_set): Do it here.
20443 (dump_update_ssa): And here.
20444 * tree-ssa-loop-im.c (move_computations): Adjust.
20445 (movement_possibility): Likewise.
20446 (determine_max_movement): Likewise.
20447 (gather_mem_refs_stmt): Likewise.
20448 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20449 or NAME_MEMORY_TAG.
20450 * tree-complex.c (update_all_vops): Remove.
20451 (expand_complex_move): Adjust.
20452 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20453 Simplify test for memory referencing statement. Exclude
20454 non-invariant ADDR_EXPRs.
20455 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20456 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20457 (rdg_flag_uses): Likewise.
20458 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20460 (tree_optimize_tail_calls_1): Also split the
20461 edge from the entry block if we have degenerate PHI nodes in
20462 the first basic block.
20463 * tree.c (init_ttree): Remove memory-tag related code.
20464 (tree_code_size): Likewise.
20465 (tree_node_structure): Likewise.
20466 (build7_stat): Re-write to be build6_stat.
20467 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20468 (SSA_VAR_P): Adjust.
20469 (struct tree_memory_tag): Remove.
20470 (struct tree_memory_partition_tag): Likewise.
20471 (union tree_node): Adjust.
20472 (build7): Re-write to be build6.
20473 * tree-pass.h (pass_reset_cc_flags): Remove.
20474 (TODO_update_address_taken): New flag.
20475 (pass_simple_dse): Remove.
20476 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20477 * params.h (MAX_ALIASED_VOPS): Remove.
20478 (AVG_ALIASED_VOPS): Likewise.
20479 * omp-low.c (expand_omp_taskreg): Update SSA form.
20480 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20481 aliases the lhs in a copy stmt.
20482 * tree-ssa-dse.c (struct address_walk_data): Remove.
20483 (memory_ssa_name_same): Likewise.
20484 (memory_address_same): Likewise.
20485 (get_kill_of_stmt_lhs): Likewise.
20486 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20487 unused stores. Look through PHI nodes into post-dominated regions.
20488 (dse_optimize_stmt): Simplify. Properly remove stores.
20489 (tree_ssa_dse): Compute dominators.
20490 (execute_simple_dse): Remove.
20491 (pass_simple_dse): Likewise.
20492 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20493 gimple_loaded_syms and gimple_stored_syms computation.
20494 * toplev.c (dump_memory_report): Dump alias and pta stats.
20495 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20496 (vn_reference_eq): Likewise.
20497 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20498 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20499 valueize_vuses): Remove.
20500 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20501 (get_def_ref_stmt_vuse): ... this.
20502 (vn_reference_lookup_2): New function.
20503 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20504 walking equivalent vuses. Simplify.
20505 (vn_reference_lookup): Likewise.
20506 (vn_reference_insert): Likewise.
20507 (vn_reference_insert_pieces): Likewise.
20508 (visit_reference_op_call): Simplify.
20509 (visit_reference_op_load): Likewise.
20510 (visit_reference_op_store): Likewise.
20511 (init_scc_vn): Remove shared_lookup_vuses initialization.
20512 (free_scc_vn): Remove shared_lookup_vuses freeing.
20513 (sort_vuses, sort_vuses_heap): Remove.
20514 (get_ref_from_reference_ops): Export.
20515 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20516 vector with single vuse pointer.
20517 (vn_reference_lookup_pieces, vn_reference_lookup,
20518 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20519 (shared_vuses_from_stmt): Remove.
20520 (get_ref_from_reference_ops): Declare.
20521 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20522 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20523 memory-tag related code.
20524 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20525 (likely_value): Add comment, skip static-chain of call statements.
20526 (surely_varying_stmt_p): Adjust.
20527 (gimplify_and_update_call_from_tree): Likewise.
20528 (execute_fold_all_builtins): Do not rebuild alias info.
20529 (gimplify_and_update_call_from_tree): Properly update VOPs.
20530 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20531 (copy_ref_info): Remove memory-tag related code.
20532 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20533 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20534 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20536 * tree-ssa-dom.c (gimple_p): Remove typedef.
20537 (eliminate_redundant_computations): Adjust.
20538 (record_equivalences_from_stmt): Likewise.
20539 (avail_expr_hash): Likewise.
20540 (avail_expr_eq): Likewise.
20541 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20542 (stmt_makes_single_load): Likewise.
20543 (stmt_makes_single_store): Likewise.
20544 * tree-ssa-alias.c: Rewrite completely.
20545 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20546 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20547 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20548 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20549 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20550 Remove public functions.
20551 (pass_reset_cc_flags): Remove.
20552 (pass_build_alias): Move ...
20553 * tree-ssa-structalias.c (pass_build_alias): ... here.
20554 * tree-ssa-alias.c (may_be_aliased): Move ...
20555 * tree-flow-inline.h (may_be_aliased): ... here.
20556 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20557 count_uses_and_derefs): Move ...
20558 * gimple.c: ... here.
20559 * gimple.h (count_uses_and_derefs): Declare.
20560 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20561 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20562 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20563 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20564 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20565 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20566 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20568 * tree-dfa.c (refs_may_alias_p): Move ...
20569 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20570 * tree-ssa-alias.h: New file.
20571 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20572 (statement_sink_location): Likewise.
20573 * opts.c (decode_options): Do not adjust max-aliased-vops or
20574 avg-aliased-vops values.
20575 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20576 (TV_CALL_CLOBBER): Likewise.
20577 (TV_FLOW_SENSITIVE): Likewise.
20578 (TV_FLOW_INSENSITIVE): Likewise.
20579 (TV_MEMORY_PARTITIONING): Likewise.
20580 (TV_ALIAS_STMT_WALK): New timevar.
20581 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20582 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20583 (get_address_description): Remove memory-tag related code.
20584 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20585 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20586 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20587 and immediate uses in statements. Document.
20588 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20589 (dump_symbols): Remove.
20590 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20591 * alias.c (get_deref_alias_set): New function split out from ...
20592 (get_alias_set): ... here.
20593 * alias.h (get_deref_alias_set): Declare.
20594 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20595 type parameter. Remove restrict pointer handling. Create a
20596 ref-all pointer in case type-based alias sets do not conflict.
20597 (vect_analyze_data_refs): Remove SMT related code.
20598 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20599 (vectorizable_load): Likewise.
20600 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20601 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20602 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20603 Ignore vops and SMTs.
20604 (dr_analyze_alias): Likewise..
20605 (free_data_ref): Likewise.
20606 (create_data_ref): Likewise.
20607 (analyze_all_data_dependences): Likewise.
20608 (get_references_in_stmt): Adjust.
20609 * tree-flow-inline.h (gimple_aliases_computed_p,
20610 gimple_addressable_vars, gimple_call_clobbered_vars,
20611 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20612 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20613 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20614 gimple_mem_ref_stats): Remove.
20615 (gimple_vop): New function.
20616 (op_iter_next_use): Remove vuses and mayuses cases.
20617 (op_iter_next_def): Remove vdefs case.
20618 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20619 (clear_and_done_ssa_iter): Do not set removed fields.
20620 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20621 Assert we are not iterating over vuses or vdefs if not also
20622 iterating over uses or defs.
20623 (op_iter_init_use): Likewise.
20624 (op_iter_init_def): Likewise.
20625 (op_iter_next_vdef): Remove.
20626 (op_iter_next_mustdef): Likewise.
20627 (op_iter_init_vdef): Likewise.
20628 (compare_ssa_operands_equal): Likewise.
20629 (link_use_stmts_after): Handle vuse operand.
20630 (is_call_used): Use is_call_clobbered.
20631 (is_call_clobbered): Global variables are always call clobbered,
20632 query the call-clobbers bitmap.
20633 (mark_call_clobbered): Ignore global variables.
20634 (clear_call_clobbered): Likewise.
20635 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20636 virtual operands sanity check.
20637 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20639 (TARGET_MEM_REF): Remove TMR_TAG operand.
20640 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20641 Remove call-clobber related code.
20642 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20643 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20644 partitions or escape reason.
20645 (get_single_def_stmt, get_single_def_stmt_from_phi,
20646 get_single_def_stmt_with_phi): Remove.
20647 (dump_referenced_vars): Tidy.
20648 (get_ref_base_and_extent): Allow bare decls.
20649 (collect_dfa_stats): Adjust.
20650 * graphite.c (rename_variables_in_stmt): Adjust.
20651 (graphite_copy_stmts_from_block): Likewise.
20652 (translate_clast): Likewise.
20653 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20655 (translate_vuse_through_block): Use the oracle.
20656 (phi_translate_1): Adjust.
20657 (value_dies_in_block_x): Use the oracle. Cache the outcome
20659 (valid_in_sets): Check if the VUSE for
20660 a REFERENCE is available.
20661 (eliminate): Do not remove stmts during elimination,
20662 instead queue and remove them afterwards.
20663 (do_pre): Do not rebuild alias info.
20664 (pass_pre): Run TODO_rebuild_alias before PRE.
20665 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20666 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20667 (mark_all_v_defs_stmt): Remove.
20668 (mark_all_v_defs_seq): Adjust.
20669 (sra_replace): Likewise.
20670 (scalarize_use): Likewise.
20671 (scalarize_copy): Likewise.
20672 (scalarize_init): Likewise.
20673 (scalarize_ldst): Likewise.
20674 (todoflags): Remove.
20675 (tree_sra): Do not rebuild alias info.
20676 (tree_sra_early): Adjust.
20677 (pass_sra): Run TODO_update_address_taken before SRA.
20678 * tree-predcom.c (set_alias_info): Remove.
20679 (prepare_initializers_chain): Do not call it.
20680 (mark_virtual_ops_for_renaming): Adjust.
20681 (mark_virtual_ops_for_renaming_list): Remove.
20682 (initialize_root_vars): Adjust.
20683 (initialize_root_vars_lm): Likewise.
20684 (prepare_initializers_chain): Likewise.
20685 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20686 (may_propagate_copy_into_stmt): Likewise.
20687 (merge_alias_info): Do nothing for now.
20688 (propagate_tree_value_into_stmt): Adjust.
20689 (stmt_may_generate_copy): Likewise.
20690 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20691 not mark symbols for renaming.
20692 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20693 with the same statement, make sure to update the new pointed-to one.
20694 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20695 call statements, do not mark symbols for renaming.
20696 (mark_operand_necessary): Dump something.
20697 (ref_may_be_aliased): New function.
20698 (mark_aliased_reaching_defs_necessary_1): New helper function.
20699 (mark_aliased_reaching_defs_necessary): Likewise.
20700 (mark_all_reaching_defs_necessary_1): Likewise.
20701 (mark_all_reaching_defs_necessary): Likewise.
20702 (propagate_necessity): Do not process virtual PHIs. For
20703 non-aliased loads mark all reaching definitions as necessary.
20704 For aliased loads and stores mark the immediate dominating
20705 aliased clobbers as necessary.
20706 (visited): New global static.
20707 (perform_tree_ssa_dce): Free visited bitmap after propagating
20709 (remove_dead_phis): Perform simple dead virtual PHI removal.
20710 (remove_dead_stmt): Properly unlink virtual operands when
20712 (eliminate_unnecessary_stmts): Schedule PHI removal after
20714 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20715 (process_replaceable): Likewise.
20716 (find_replaceable_in_bb): Likewise.
20717 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20718 based on the single gimple vop.
20719 (verify_flow_insensitive_alias_info): Remove.
20720 (verify_flow_sensitive_alias_info): Likewise.
20721 (verify_call_clobbering): Likewise.
20722 (verify_memory_partitions): Likewise.
20723 (verify_alias_info): Likewise.
20724 (verify_ssa): Adjust..
20725 (execute_update_addresses_taken): Export. Update SSA
20726 manually. Optimize only when optimizing. Use a local bitmap.
20727 (pass_update_address_taken): Remove TODO_update_ssa, add
20729 (pass_update_address_taken): Just use TODO_update_address_taken.
20730 (init_tree_ssa): Do not initialize addressable_vars.
20731 (verify_ssa): Verify new VUSE / VDEF properties.
20732 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20733 Do not call verify_alias_info.
20734 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20735 Do not free the loaded and stored syms bitmaps. Reset the escaped
20736 and callused solutions. Do not free addressable_vars.
20737 Remove memory-tag related code.
20738 (warn_uninitialized_var): Aliases are always available.
20739 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20740 * lambda-code.c (can_put_in_inner_loop): Adjust.
20741 (can_put_after_inner_loop): Likewise.
20742 (perfect_nestify): Likewise.
20743 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20744 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20745 (vectorizable_conversion): Do not mark symbols for renaming.
20746 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20747 (expand_call_inline): Unlink the calls virtual operands before
20749 (tree_function_versioning): Do not call update_ssa if we are not
20750 updating clones. Simplify.
20751 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20752 (propagate_with_phi): Likewise..
20753 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20754 clobber code. Assert we are not aliased or global.
20755 * tree-flow.h: Include tree-ssa-alias.h
20756 (enum escape_type): Remove.
20757 (struct mem_sym_stats_d): Likewise.
20758 (struct mem_ref_stats_d): Likewise.
20759 (struct gimple_df): Add vop member. Remove global_var,
20760 call_clobbered_vars, call_used_vars, addressable_vars,
20761 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20762 escaped and callused members.
20763 (struct ptr_info_def): Remove all members, add points-to solution
20765 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20766 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20767 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20768 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20769 (tree-ssa-alias.o): Likewise.
20770 (toplev.o): Add tree-ssa-alias.h
20771 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20772 * gimple.c (gimple_set_bb): Fix off-by-one error.
20773 (is_gimple_reg): Do not handle memory tags.
20774 (gimple_copy): Also copy virtual operands.
20775 Delay updating the statement. Do not reset loaded and stored syms.
20776 (gimple_set_stored_syms): Remove.
20777 (gimple_set_loaded_syms): Likewise.
20778 (gimple_call_copy_skip_args): Copy the virtual operands
20779 and mark the new statement modified.
20780 * tree-ssa-structalias.c (may_alias_p): Remove.
20781 (set_uids_in_ptset): Take the alias set to prune with as
20782 parameter. Fold in the alias test of may_alias_p.
20783 (compute_points_to_sets): Compute whether a ptr is dereferenced
20784 in a local sbitmap.
20785 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20786 other ADDRESSOF constraints on the lhs.
20787 (get_constraint_for_component_ref): Assert that we don't get
20788 ADDRESSOF constraints from the base of the reference.
20789 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20790 (struct variable_info): Remove collapsed_to member.
20791 (get_varinfo_fc): Remove.
20792 (new_var_info): Do not set collapsed_to.
20793 (dump_constraint): Do not follow cycles.
20794 (dump_constraint_graph): Likewise.
20795 (build_pred_graph): Likewise.
20796 (build_succ_graph): Likewise.
20797 (rewrite_constraints): Likewise.
20798 (do_simple_structure_copy): Remove.
20799 (do_rhs_deref_structure_copy): Remove.
20800 (do_lhs_deref_structure_copy): Remove.
20801 (collapse_rest_of_var): Remove.
20802 (do_structure_copy): Re-implement.
20803 (pta_stats): New global variable.
20804 (dump_pta_stats): New function.
20805 (struct constraint_expr): Make offset signed.
20806 (UNKNOWN_OFFSET): Define special value.
20807 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20808 (solution_set_expand): New helper function split out from ...
20809 (do_sd_constraint): ... here.
20810 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20811 (do_ds_constraint): Likewise.
20812 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20813 and CALLUSED = *CALLUSED.
20814 (set_union_with_increment): Make inc argument signed.
20815 (type_safe): Remove.
20816 (get_constraint_for_ptr_offset): Handle unknown and negative
20818 (first_vi_for_offset): Handle offsets before start. Bail
20819 out early for offsets beyond the variable extent.
20820 (first_or_preceding_vi_for_offset): New function.
20821 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20822 Together with ESCAPED = *ESCAPED this properly computes reachability.
20823 (find_what_var_points_to): New function.
20824 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20825 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20826 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20827 pt_solutions_intersect): New functions.
20828 (compute_call_used_vars): Remove.
20829 (compute_may_aliases): New main entry into PTA computation.
20830 * gimple.h (gimple_p): New typedef.
20831 (struct gimple_statement_base): Remove references_memory_p.
20832 (struct gimple_statement_with_memory_ops_base): Remove
20833 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20835 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20836 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20837 gimple_set_references_memory): Remove.
20838 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20839 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20841 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20842 (verify_expr): Allow RESULT_DECL.
20843 (gimple_duplicate_bb): Do not copy virtual operands.
20844 (gimple_duplicate_sese_region): Adjust.
20845 (gimple_duplicate_sese_tail): Likewise.
20846 (mark_virtual_ops_in_region): Remove.
20847 (move_sese_region_to_fn): Do not call it.
20848 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20849 and pass_simple_dse.
20850 (execute_function_todo): Handle TODO_update_address_taken,
20851 call execute_update_addresses_taken for TODO_rebuild_alias.
20852 (execute_todo): Adjust.
20853 (execute_one_pass): Init dump files early.
20854 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20856 (create_general_new_stmt): Clear vops.
20857 * tree-ssa-reassoc.c (get_rank): Adjust.
20858 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20859 symbols for renaming.
20860 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20861 (PARAM_AVG_ALIASED_VOPS): Likewise.
20862 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20863 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20864 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20865 (operand_build_cmp, copy_virtual_operands,
20866 create_ssa_artificial_load_stmt, add_to_addressable_set,
20867 gimple_add_to_addresses_taken): Remove public functions.
20868 (unlink_stmt_vdef): New function.
20870 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20872 * config.gcc (powerpc-*-linux*): Merge variants.
20874 2009-04-02 Chao-ying Fu <fu@mips.com>
20875 James Grosbach <james.grosbach@microchip.com>
20877 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20878 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20880 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20881 keep_interrupts_masked_p, use_debug_exception_return_p.
20882 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20883 keep_interrupts_masked, use_debug_exception_return.
20884 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20885 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20887 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20888 (mips_print_operand): Process COP0 registers to print $0 .. $31
20889 correctly for GAS to process.
20890 (mips_interrupt_extra_call_saved_reg_p): New function.
20891 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20893 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20894 (mips_compute_frame_info): Add supports for interrupt context that
20895 includes doubleword accumulators and COP0 registers.
20896 (mips_for_each_saved_acc): New function.
20897 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20898 mips_for_each_saved_reg.
20899 (mips_save_reg): Save accumulators.
20900 (mips_kernel_reg_p): A new for_each_rtx callback.
20901 (mips_expand_prologue): Support interrupt handlers.
20902 (mips_restore_reg): Restore accumulators.
20903 (mips_expand_epilogue): Support interrupt handlers.
20904 (mips_can_use_return_insn): Return false for interrupt handlers.
20905 (mips_epilogue_uses): New function.
20906 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20907 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20908 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20909 cop0_move): New instructions.
20910 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20911 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20913 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20915 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20916 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20917 interrupt handlers, we use K0 as the temporary register.
20918 (EPILOGUE_USES): Change to a function call.
20919 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20920 handlers, we use K0 as the temporary register.
20922 * doc/extend.texi (Function Attributes): Document interrupt,
20923 use_shadow_register_set, keep_interrupts_masked,
20924 use_debug_exception_return for MIPS attributes.
20926 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20928 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20929 Remove a number of t-files from tmake_file.
20930 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20931 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20932 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20933 target_prototype, not TARGET_PROTOTYPE.
20934 (LINK_OS_GNU_SPEC): Define.
20935 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20936 and darwin-ldoubdle.c.
20938 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20941 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20942 (cpp_options): Ditto.
20943 (default_compilers): Ditto.
20944 (display_help): Ditto.
20945 (process_command): Ditto.
20946 (do_spec_1): Ditto.
20947 (set_input): Use lbasename instead of duplicate code.
20948 (save_temps_prefix): New static for -save-temps=obj.
20949 (save_temps_length): Ditto.
20951 * doc/invoke.texi (-save-temps=obj): Document new variant to
20952 -save-temps switch.
20954 2009-04-02 Jeff Law <law@redhat.com>
20956 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20959 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20961 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20962 * configure: Regenerated.
20964 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20966 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20967 share the argument list.
20969 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20973 2009-02-12 Diego Novillo <dnovillo@google.com>
20975 * varpool.c (debug_varpool): New.
20976 * cgraph.h (debug_varpool): Declare.
20978 2009-04-02 Jan Hubicka <jh@suse.cz>
20980 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20983 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20985 * config/i386/i386.c (ix86_abi): Move initialization to ...
20986 (override_options): Here.
20988 2009-04-02 Christian Bruel <christian.bruel@st.com>
20990 * config/sh/sh.c (sh_dwarf_register_span): New function.
20991 (TARGET_DWARF_REGISTER_SPAN): Define.
20992 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
20994 2009-04-02 Ira Rosen <irar@il.ibm.com>
20996 PR tree-optimization/39595
20997 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
20998 interleaved loads group is not greater than the SLP group size.
21000 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21002 * builtins.c (is_builtin_name): New.
21003 (called_as_built_in): Use is_builtin_name.
21004 * tree.h (is_builtin_name): New.
21005 * varasm.c (incorporeal_function_p): Use is_builtin_name
21007 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21009 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21011 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21014 * c-decl.c (clone_underlying_type): Move this ...
21015 * c-common.c (set_underlying_type): ... here.
21016 Also, make sure the function properly sets TYPE_STUB_DECL() on
21017 the newly created typedef variant type.
21018 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21019 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21022 2009-04-02 Richard Guenther <rguenther@suse.de>
21024 PR tree-optimization/37221
21025 * tree-flow.h (degenerate_phi_result): Declare.
21026 * tree-ssa-dom.c (degenerate_phi_result): Export.
21027 * tree-scalar-evolution.c (analyze_initial_condition): If
21028 the initial condition is defined by a degenerate PHI node
21029 use the degenerate value.
21031 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21033 PR rtl-optimization/39588
21034 * combine.c (merge_outer_ops): Do not set the constant when this
21036 (simplify_shift_const_1): Do not modify it either in this case.
21038 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21040 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21041 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21043 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21046 * c-lex.c (interpret_float): Default (no suffix) is double.
21048 2009-04-1 Xinliang David Li <davidxl@google.com>
21050 * config/i386/i386.c (legitimate_constant_p): Recognize
21051 all one vector constant.
21053 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21055 * config/vax/vax.c: Add #includes to silence warnings.
21056 Change #include order to silence two warnings.
21058 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21060 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21061 (ASM_SPEC): Pass -k to the assembler for PIC code.
21063 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21065 * config.gcc: Add vax-*-linux* to the switch.
21066 * config/vax/linux.h: New file. (TARGET_VERSION,
21067 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21069 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21071 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21072 Use predicate macros instead of GET_CODE() == foo.
21073 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21074 ashlsi3, rotrsi3, <unnamed>): Likewise.
21076 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21078 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21079 jbbccihi, jbbccisi): Remova trailing whitespace.
21080 * config/vax/constraints.md: Likewise.
21081 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21082 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21083 * config/vax/predicates.md: Likewise.
21084 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21085 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21086 * config/vax/vax.h: Likewise.
21087 * config/vax/vax.md (nonlocal_goto): Likewise.
21089 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21091 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21092 (indirectable_address_p, adjacent_operands_p): Add spaces around
21094 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21096 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21098 * config/vax/vax.c (legitimate_constant_address_p,
21099 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21100 index_term_p, reg_plus_index_p, legitimate_address_p,
21101 vax_mode_dependent_address_p): Update comments to match functions
21102 modified by the recent int->bool conversion.
21104 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21106 * config/vax/builtins.md: Update copyright message.
21107 * config/vax/constraints.md: Likewise.
21108 * config/vax/netbsd-elf.h: Likewise.
21109 * config/vax/predicates.md: Likewise.
21110 * config/vax/vax-protos.h: Likewise.
21111 * config/vax/vax.c: Likewise.
21112 * config/vax/vax.h: Likewise.
21113 * config/vax/vax.md: Likewise.
21114 * config/vax/vax.opt: Likewise.
21116 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21118 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21119 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21120 * config/vax/constraints.md (B, R): Likewise.
21121 * config/vax/predicates.md (external_memory_operand,
21122 nonimmediate_addsub_di_operand): Likewise.
21123 * config/vax/vax.c (vax_output_int_add): Likewise.
21124 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21125 untyped_call): Likewise.
21127 2009-04-01 Matt Thomas <matt@3am-software.com>
21129 * config/vax/predicates.md: New file.
21130 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21131 external_const_operand, nonsymbolic_operand, external_memory_operand,
21132 indirect_memory_operand, indexed_memory_operand,
21133 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21134 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21136 * config/vax/constraints.md: New file.
21137 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21139 * config/vax/builtins.md: New file.
21140 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21141 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21143 * config/vax/vax.opt (mqmath): Add option.
21144 * config/vax/vax.md (isfx): Extend with DI.
21145 (VAXintQH, VAXintQHSD): Define.
21146 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21147 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21148 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21149 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21150 (movdi): Update constraints and use vax_output_int_move().
21151 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21152 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21153 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21154 nonlocal_goto): New.
21155 (mov<mode>): Extend accepted operand types.
21156 (subdi3_old): Rename from subdi3, change update constraints and use
21157 a new implementation.
21158 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21159 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21160 MOVE_RATIO, CLEAR_RATIO): Define.
21161 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21162 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21163 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21164 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21165 (split_quadword_operands): Make static and really allow variable
21167 (print_operand_address): Update for PIC generation.
21168 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21169 indexable_address_p, fixup_mathdi_operand,
21170 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21171 (vax_float_literal, legitimate_constant_p,
21172 indirectable_constant_address_p, index_term_p,
21173 reg_plus_index_p): Return bool instead of int.
21174 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21176 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21178 (vax_output_conditional_branch): Indent.
21179 (legitimate_constant_address_p, indirectable_constant_address_p,
21180 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21181 vax_mode_dependent_address_p): Return bool instead of int, update for
21183 * config/vax/vax-protos.h (legitimate_constant_address_p,
21184 legitimate_constant_p, legitimate_address_p,
21185 vax_mode_dependent_address_p): Change declaration to bool.
21186 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21187 vax_expand_addsub_di_operands, vax_output_int_subtract,
21188 vax_output_movmemsi): Declare.
21189 (split_quadword_operands, vax_float_literal): Delete declaration.
21190 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21191 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21192 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21193 ASM_OUTPUT_DWARF_PCREL): Define.
21194 (ASM_SPEC): Change definition to allow PIC generation.
21196 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21198 * doc/sourcebuild.texi: Update front-end requirements.
21200 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21203 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21204 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21205 (booldi3_internal3): Use boolean_or_operator instead of
21208 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21211 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21212 declarator whose size is not an integer constant expression but
21213 folds to an integer constant, then treat it as a constant
21216 2009-04-01 Richard Guenther <rguenther@suse.de>
21218 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21219 i * 4 + 2 to (i * 2 + 1) * 2.
21221 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21224 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21225 return if c_parser_asm_string_literal returned NULL.
21227 2009-04-01 Nick Clifton <nickc@redhat.com>
21229 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21231 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21232 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21233 other typedefs to avoid conflicts with libgcc2.c. Define labels
21234 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21236 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21237 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21240 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21242 * varasm.c (default_function_rodata_section): Declare DOT as
21245 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21246 Andrey Galkin <agalkin@hypercom.com>
21249 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21250 Make object_name unique for each process.
21252 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21255 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21256 addressable variables in the parallel that could go out of scope while
21257 running queued tasks.
21259 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21261 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21262 (CASE_VALUES_THRESHOLD): Redefine.
21263 * config/avr/avr.c (avr_override_options): Remove initialization of
21264 avr_case_values_threshold variable.
21265 (avr_case_values_threshold): Remove variable. Add new function.
21266 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21267 * config/avr/avr.opt (mno-tablejump): Remove option.
21268 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21270 2009-04-01 DJ Delorie <dj@redhat.com>
21272 * varasm.c (default_function_rodata_section): Don't assume
21273 anything about where the first '.' in the section name is.
21275 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21277 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21278 rs6000_emit_stack_tie.
21280 2009-03-31 Ian Lance Taylor <iant@google.com>
21282 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21283 gimple_code with GIMPLE_RESX, not RESX.
21285 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21287 * c-common.c (c_get_ident): New.
21288 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21290 2009-04-01 Ben Elliston <bje@au.ibm.com>
21292 * config/rs6000/sysv4.opt (msdata): Improve option description.
21294 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21296 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21297 (divdf3_internal_lat): Remove.
21298 (divxf3_internal_lat): Remove.
21299 (divxf3_internal_thr): Remove.
21300 (divxf): Use divxf3_internal.
21301 * config/ia64/div.md (divsf3_internal_lat): New.
21302 (divdf3_internal_lat): New.
21303 (divxf3_internal): New.
21305 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21308 * Makefile.in (USE_GCC_STDINT): Define.
21309 (stmp-int-hdrs): Install stdint.h if applicable.
21310 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21312 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21313 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21314 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21315 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21316 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21317 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21318 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21319 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21320 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21321 (c_common_nodes_and_builtins): Initialize
21322 underlying_wchar_type_node. Do not initialize
21323 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21324 nodes for new types.
21325 (c_stddef_cpp_builtins): Define macros for new types.
21326 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21328 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21329 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21330 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21331 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21332 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21333 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21334 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21335 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21336 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21337 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21338 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21339 int16_type_node, int32_type_node, int64_type_node,
21340 uint8_type_node, uint16_type_node, c_uint32_type_node,
21341 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21342 int_least32_type_node, int_least64_type_node,
21343 uint_least8_type_node, uint_least16_type_node,
21344 uint_least32_type_node, uint_least64_type_node,
21345 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21346 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21347 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21348 uintptr_type_node): Define.
21349 * c-cppbuiltin.c (builtin_define_constants,
21350 builtin_define_type_minmax): New.
21351 (builtin_define_stdint_macros): Define more macros.
21352 (c_cpp_builtins): Define more limit macros.
21353 (type_suffix): New.
21354 (builtin_define_type_max): Define in terms of
21355 builtin_define_type_minmax. Remove is_long parameter. All
21357 * config.gcc (use_gcc_stdint): Define.
21358 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21359 Add newlib-stdint.h for generic targets.
21360 * config/glibc-stdint.h, config/newlib-stdint.h,
21361 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21362 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21363 * config/score/score.h (UINTPTR_TYPE): Define.
21364 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21365 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21366 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21367 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21368 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21369 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21370 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21371 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21372 * config/spu/spu.h (STDINT_LONG32): Define.
21373 * configure.ac (use_gcc_stdint): Substitute.
21374 * configure: Regenerate.
21375 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21376 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21377 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21378 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21379 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21380 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21381 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21382 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21383 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21384 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21385 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21386 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21387 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21388 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21389 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21390 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21391 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21392 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21393 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21394 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21395 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21396 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21397 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21398 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21399 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21400 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21401 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21402 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21403 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21405 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21407 * loop-iv.c (suitable_set_for_replacement): Renamed from
21408 simplify_using_assignment; changed to return bool and to accept new
21409 args DEST and SRC. Return true iff we find a source/destination pair
21410 that can be used to make a replacement, and fill SRC and DEST if so.
21411 Remove arg ALTERED. Don't deal with altered regs here. All callers
21413 (simplify_using_initial_values): Deal with altered regs here and track
21414 more precisely the effect they have on the validity of our expression.
21416 * loop-iv.c (simplify_using_condition): A condition of the form
21417 (EQ REG CONST) can be used to simply make a substitution.
21418 (simplify_using_initial_values): Keep track of conditions we have seen
21419 and keep using them to simplify new expressions, while applying the
21420 same substitutions to them as to the expression.
21422 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21423 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21426 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21427 changed. Use this when trying to improve the upper bound.
21428 Generate the comparison by using simplify_gen_relational.
21430 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21432 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21434 (simplify_using_assignment, simplify_using_initial_values): Call
21435 replace_in_expr to make replacements. Call replace_single_def_regs
21436 once on the initial version of the expression.
21438 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21441 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21443 2009-03-31 Richard Guenther <rguenther@suse.de>
21445 PR middle-end/31029
21446 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21447 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21449 2009-03-31 Richard Guenther <rguenther@suse.de>
21451 * tree.h (div_if_zero_remainder): Declare.
21452 * fold-const.c (div_if_zero_remainder): Export.
21453 * tree-ssa-forwprop.c
21454 (forward_propagate_addr_into_variable_array_index): Handle
21455 constant array index addition outside of the variable index.
21457 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21460 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21461 define_splits, floatunssi<mode>2): Require x87 conversions from
21462 DImode to be permitted.
21464 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21466 PR preprocessor/15638
21467 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21469 2009-03-31 Richard Guenther <rguenther@suse.de>
21471 PR middle-end/23401
21472 PR middle-end/27810
21473 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21474 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21475 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21476 a separate statement.
21477 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21478 (lookup_tmp_var): Likewise.
21479 (is_gimple_formal_tmp_or_call_rhs): Remove.
21480 (is_gimple_reg_or_call_rhs): Rename to ...
21481 (is_gimple_reg_rhs_or_call): ... this.
21482 (is_gimple_mem_or_call_rhs): Rename to ...
21483 (is_gimple_mem_rhs_or_call): ... this.
21484 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21485 DECL_GIMPLE_REG_P only if is_formal is true.
21486 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21487 for non-proper post-modify expression gimplification.
21488 (gimplify_self_mod_expr): For post-modify expressions gimplify
21489 the lvalue to a minimal lvalue.
21490 (rhs_predicate_for): Remove formal temp case.
21491 (gimplify_modify_expr_rhs): Likewise.
21492 (gimplify_addr_expr): Use is_gimple_reg.
21493 (gimplify_expr): Remove formal temp cases.
21494 (gimple_regimplify_operands): Likewise.
21495 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21496 and FILTER_EXPR like constants.
21497 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21499 (is_gimple_formal_tmp_rhs): Remove.
21500 (is_gimple_reg_rhs): Remove special casing.
21501 (is_gimple_mem_rhs): Fix.
21502 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21503 (is_gimple_formal_tmp_var): Remove.
21504 (is_gimple_formal_tmp_reg): Likewise.
21505 (is_gimple_min_lval): Allow invariant component ref parts.
21506 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21507 is_gimple_formal_tmp_reg): Remove declarations.
21508 * tree-cfg.c (verify_expr): Verify that variables with address
21509 taken do not have DECL_GIMPLE_REG_P set.
21510 * tree-mudflap.c (mf_build_check_statement_for): Use
21511 force_gimple_operand instead of gimplify_expr.
21513 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21515 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21516 schedulable rows to compute_split_row.
21518 2009-03-31 Ben Elliston <bje@au.ibm.com>
21521 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21524 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21526 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21527 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21528 * configure: Regenerate.
21529 * config.in: Regenerate.
21530 * config/rs6000/rs6000.opt (mtls-markers): Add.
21531 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21532 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21533 (tls_ld_aix, tls_ld_sysv): Likewise.
21534 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21535 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21537 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21539 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21541 2009-03-30 Jan Hubicka <jh@suse.cz>
21543 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21545 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21546 detection and label handling.
21548 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21550 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21551 left_conflicts_size.
21552 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21553 ALLOCNO_LEFT_CONFLICTS_SIZE.
21555 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21556 remove_allocno_from_bucket_and_push,
21557 allocno_spill_priority_compare, push_allocnos_to_stack,
21558 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21559 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21560 (setup_allocno_left_conflicts_num): Ditto. Rename to
21561 setup_allocno_left_conflicts_size.
21562 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21563 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21564 setup_allocno_left_conflicts_size instead of
21565 setup_allocno_left_conflicts_num.
21567 * ira-build.c (ira_create_allocno): Use
21568 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21569 ALLOCNO_LEFT_CONFLICTS_NUM.
21571 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21573 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21574 instead of DF_LR_OUT.
21576 * ira-lives.c (process_bb_node_lives): Ditto.
21578 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21579 instead of DF_LR_{OUT,IN}.
21581 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21583 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21585 2009-03-30 Jan Hubicka <jh@suse.cz>
21587 * except.c (label_to_region_map): Fix thinko.
21589 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21591 PR middle-end/38237
21592 * tree.h (tree_find_value): New declaration.
21593 * tree.c (tree_find_value): New function.
21594 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21596 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21599 * c-decl.c (struct c_binding): Add locus field.
21600 (bind): Add locus argument, set locus field from it.
21601 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21602 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21603 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21604 implicitly_declare, undeclared_variable, lookup_label,
21605 declare_label, c_make_fname_decl, c_builtin_function,
21606 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21609 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21612 * config/i386/i386.c (classify_argument): Check total size of
21615 2009-03-30 Martin Jambor <mjambor@suse.cz>
21617 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21618 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21619 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21622 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21623 seen_variable_array_ref while also traversing a union.
21625 * tree-inline.c (optimize_inline_calls): Do not call
21626 cgraph_node_remove_callees.
21627 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21628 (pass_remove_cgraph_callee_edges): New variable.
21629 * passes.c (init_optimization_passes): Add
21630 pass_remove_cgraph_callee_edges after early inlining and before all
21631 late intraprocedural passes.
21633 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21635 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21637 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21638 Fix typos in names.
21640 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21642 * combine.c (simplify_comparison): Use have_insn_for.
21643 * dojump.c (do_jump): Likewise.
21645 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21647 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21648 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21649 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21650 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21651 instead of sparc_compare_emitted.
21652 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21653 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21654 instead of sparc_compare_emitted.
21656 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21658 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21659 enter/exit cfglayout mode.
21660 (pass_partition_block): Require it.
21661 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21662 (combine_instructions): Track basic blocks instead of labels.
21663 (update_cfg_for_uncondjump): New.
21664 (try_combine): Use it. Update jumps after rescanning.
21665 (pass_combine): Require PROP_cfglayout.
21666 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21668 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21670 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21671 Provide/destroy PROP_cfglayout respectively.
21672 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21673 * tree-pass.h (PROP_cfglayout): New.
21675 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21677 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21678 fold_convert_const_fixed_from_fixed,
21679 fold_convert_const_fixed_from_int,
21680 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21681 set TREE_CONSTANT_OVERFLOW.
21682 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21683 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21685 2009-03-30 Ira Rosen <irar@il.ibm.com>
21687 * tree-vect-loop-manip.c: New file.
21688 * tree-vectorizer.c: Update documentation and included files.
21689 (vect_loop_location): Make extern.
21690 (rename_use_op): Move to tree-vect-loop-manip.c
21691 (rename_variables_in_bb, rename_variables_in_loop,
21692 slpeel_update_phis_for_duplicate_loop,
21693 slpeel_update_phi_nodes_for_guard1,
21694 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21695 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21696 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21697 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21698 find_loop_location): Likewise.
21699 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21700 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21701 get_vectype_for_scalar_type, vect_is_simple_use,
21702 supportable_widening_operation, supportable_narrowing_operation):
21704 (bb_in_loop_p): Move to tree-vect-loop.c.
21705 (new_loop_vec_info, destroy_loop_vec_info,
21706 reduction_code_for_scalar_code, report_vect_op,
21707 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21708 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21709 (vect_supportable_dr_alignment): Likewise.
21710 * tree-vectorizer.h (tree-data-ref.h): Include.
21711 (vect_loop_location): Declare.
21712 Reorganize function declarations according to the new file structure.
21713 * tree-vect-loop.c: New file.
21714 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21715 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21716 * tree-vect-data-refs.c: New file.
21717 * tree-vect-patterns.c (timevar.h): Don't include.
21718 * tree-vect-stmts.c: New file.
21719 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21720 tree-vect-slp.c, tree-vect-loop.c.
21721 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21722 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21723 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21724 (tree-vect-analyze.o): Remove.
21725 (tree-vect-transform.o): Likewise.
21726 (tree-vect-data-refs.o): Add rule.
21727 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21728 tree-vect-slp.o): Likewise.
21729 (tree-vect-patterns.o): Remove redundant dependencies.
21730 (tree-vectorizer.o): Likewise.
21731 * tree-vect-slp.c: New file.
21733 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21735 * optc-gen.awk: Warn if an option flag has multiple different
21738 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21740 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21741 -floop-block): Document dependences on PPL, CLooG and Graphite.
21743 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21745 PR rtl-optimization/323
21746 * c-common.c (c_fully_fold, convert_and_check,
21747 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21748 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21749 * c-common.def (EXCESS_PRECISION_EXPR): New.
21750 * c-cppbuiltin.c (builtin_define_float_constants): Define
21751 constants with enough digits for long double.
21752 * c-lex.c (interpret_float): Interpret constant with excess
21753 precision where appropriate.
21754 * c-opts.c (c_common_post_options): Set
21755 flag_excess_precision_cmdline. Give an error for
21756 -fexcess-precision=standard for C++ for processors where the
21757 option is significant.
21758 * c-parser.c (c_parser_conditional_expression): Handle excess
21759 precision in condition.
21760 * c-typeck.c (convert_arguments): Handle arguments with excess
21762 (build_unary_op): Move excess precision outside operation.
21763 (build_conditional_expr): Likewise.
21764 (build_compound_expr): Likewise.
21765 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21766 (build_modify_expr): Handle excess precision in RHS.
21767 (convert_for_assignment): Handle excess precision in converted
21769 (digest_init, output_init_element, process_init_element): Handle
21770 excess precision in initializer.
21771 (c_finish_return): Handle excess precision in return value.
21772 (build_binary_op): Handle excess precision in operands and add
21773 excess precision as needed for operation.
21774 * common.opt (-fexcess-precision=): New option.
21775 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21776 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21777 For standard excess precision, output explicit conversion to and
21778 truncation from XFmode.
21779 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21780 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21781 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21782 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21783 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21784 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21785 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21786 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21787 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21788 define_splits, sqrt<mode>2): Disable where appropriate for
21789 standard excess precision.
21790 * convert.c (convert_to_real): Do not shorten arithmetic to type
21791 for which excess precision would be used.
21792 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21793 * doc/invoke.texi (-fexcess-precision=): Document option.
21794 (-mfpmath=): Correct index entry.
21795 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21796 flag_excess_precision): New.
21797 * langhooks.c (lhd_post_options): Set
21798 flag_excess_precision_cmdline.
21799 * opts.c (common_handle_option): Handle -fexcess-precision=.
21800 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21801 init_excess_precision): New.
21802 (lang_dependent_init_target): Call init_excess_precision.
21803 * tree.c (excess_precision_type): New.
21804 * tree.h (excess_precision_type): Declare.
21806 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21809 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21810 non-lvalue to component.
21812 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21814 PR preprocessor/34695
21815 * Makefile.in (c-opts.o): Depend on c-tree.h.
21816 * c-common.c: Move down include of diagnostic.h.
21817 (done_lexing, c_cpp_error): New.
21818 * c-common.h (done_lexing): Declare.
21819 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21821 * c-opts.c: Include c-tree.h.
21822 (c_common_init_options): Set preprocessor error callback.
21823 (c_common_handle_option): Do not set preprocessor
21824 inhibit_warnings, warnings_are_errors, warn_system_headers,
21825 pedantic_errors or inhibit_warnings flags.
21826 (c_common_post_options): Do not check cpp_errors (parse_in).
21827 (c_common_finish): Do not output dependencies if there were
21828 errors. Do not check return value of cpp_finish.
21829 * c-ppoutput.c (pp_file_change): Set input_location.
21830 * c-tree.h (c_cpp_error): Declare.
21831 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21833 (diagnostic_build_prefix): Check override_column.
21834 * diagnostic.h (diagnostic_info): Add override_column field.
21835 (diagnostic_override_column): Define.
21837 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21839 * c-common.c (c_expand_expr, c_staticp): Remove.
21840 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21841 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21842 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21843 * c-gimplify.c (gimplify_compound_literal_expr,
21844 optimize_compound_literals_in_ctor): Remove.
21845 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21846 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21847 * c-semantics.c (emit_local_var): Remove.
21849 * langhooks-def.h (lhd_expand_expr): Remove.
21850 * langhooks.c (lhd_expand_expr): Remove.
21851 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21853 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21854 handling from c-semantics.c; don't call into langhook.
21855 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21856 * gimplify.c (gimplify_compound_literal_expr,
21857 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21858 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21859 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21860 as was done in c-gimplify.c.
21861 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21862 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21863 Move from c-common.h.
21864 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21866 * tree.c (staticp): Do not call langhook.
21867 * langhooks.c (lhd_staticp): Delete.
21868 * langhooks-def.h (lhd_staticp): Delete prototype.
21869 (LANG_HOOKS_STATICP): Delete.
21870 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21872 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21873 instead of DECL_STMTs.
21875 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21883 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21885 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21886 contained expression.
21887 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21888 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21889 conditional expressions for C.
21890 (decl_constant_value_for_optimization): Move from
21891 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21892 whether optimizing and that the expression is a VAR_DECL not of
21893 array type instead of doing such checks in the caller. Do not
21894 check pedantic. Call gcc_unreachable for C++.
21895 * c-common.def (C_MAYBE_CONST_EXPR): New.
21896 * c-common.h (c_fully_fold, c_save_expr,
21897 decl_constant_value_for_optimization): New prototypes.
21898 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21899 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21900 EXPR_INT_CONST_OPERANDS): Define.
21901 * c-convert.c (convert): Strip nops from expression.
21902 * c-decl.c (groktypename): Take extra parameters expr and
21903 expr_const_operands. Update call to grokdeclarator.
21904 (start_decl): Update call to grokdeclarator. Add statement for
21905 expressions used in type of decl.
21906 (grokparm): Update call to grokdeclarator.
21907 (push_parm_decl): Update call to grokdeclarator.
21908 (build_compound_literal): Add parameter non_const and build a
21909 C_MAYBE_COSNT_EXPR if applicable.
21910 (grokdeclarator): Take extra parameters expr and
21911 expr_const_operands. Track expressions used in declaration
21912 specifiers and declarators. Fold array sizes and track whether
21913 they are constant expressions and whether they are integer
21914 constant expressions.
21915 (parser_xref_tag): Set expr and expr_const_operands fields in
21917 (grokfield): Update call to grokdeclarator.
21918 (start_function): Update call to grokdeclarator.
21919 (build_null_declspecs): Set expr and expr_const_operands fields in
21921 (declspecs_add_type): Handle expressions in typeof specifiers.
21922 * c-parser.c (c_parser_declspecs): Set expr and
21923 expr_const_operands fields for declaration specifiers.
21924 (c_parser_enum_specifier): Likewise.
21925 (c_parser_struct_or_union_specifier): Likewise.
21926 (c_parser_typeof_specifier): Likewise. Update call to
21927 groktypename. Fold expression as needed. Return expressions with
21928 type instead of adding statements.
21929 (c_parser_attributes): Update calls to c_parser_expr_list.
21930 (c_parser_statement_after_labels): Fold expression before passing
21931 to objc_build_throw_stmt.
21932 (c_parser_condition): Fold expression.
21933 (c_parser_asm_operands): Fold expression.
21934 (c_parser_conditional_expression): Use c_save_expr. Update call
21935 to build_conditional_expr.
21936 (c_parser_alignof_expression): Update call to groktypename.
21937 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21938 original_code. Fold expression argument of va_arg. Create
21939 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21940 argument to va_arg. Update calls to groktypename. Fold array
21941 index for offsetof. Verify that first argument to
21942 __builtin_choose_expr has integer type.
21943 (c_parser_postfix_expression_after_paren_type): Update calls to
21944 groktypename and build_compound_literal. Handle expressions with
21945 side effects in type name.
21946 (c_parser_postfix_expression_after_primary): Update call to
21947 c_parser_expr_list. Set original_code for calls to
21948 __builtin_constant_p.
21949 (c_parser_expr_list): Take extra parameter fold_p. Fold
21950 expressions if requested.
21951 (c_parser_objc_type_name): Update call to groktypename.
21952 (c_parser_objc_synchronized_statement): Fold expression.
21953 (c_parser_objc_receiver): Fold expression.
21954 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21955 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21956 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21957 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21958 (struct c_typespec): Add elements expr and expr_const_operands.
21959 (struct c_declspecs): Add elements expr and expr_const_operands.
21960 (groktypename, build_conditional_expr, build_compound_literal):
21962 (in_late_binary_op): Declare.
21963 * c-typeck.c (note_integer_operands): New function.
21964 (in_late_binary_op): New variable.
21965 (decl_constant_value_for_broken_optimization): Move to c-common.c
21966 and rename to decl_constant_value_for_optimization.
21967 (default_function_array_conversion): Do not strip nops.
21968 (default_conversion): Do not call
21969 decl_constant_value_for_broken_optimization.
21970 (build_array_ref): Do not fold result.
21971 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21972 result when operand is a VLA.
21973 (c_expr_sizeof_type): Update call to groktypename. Handle
21974 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21975 result when operand names a VLA type.
21976 (build_function_call): Update call to build_compound_literal.
21977 Only fold result for calls to __builtin_* functions. Strip
21978 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21979 the function designator.
21980 (convert_arguments): Fold arguments. Update call to
21981 convert_for_assignment.
21982 (build_unary_op): Handle increment and decrement of
21983 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21984 decrement earlier. Fold operand of increment and decrement.
21985 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21986 built for integer operand. Wrap returns that are INTEGER_CSTs
21987 without being integer constant expressions or that have integer
21988 constant operands without being INTEGER_CSTs.
21989 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21990 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21991 result is an integer constant expression or can be used in
21992 unevaluated parts of one and avoid folding and wrap as
21993 appropriate. Fold operands before possibly doing -Wsign-compare
21995 (build_compound_expr): Wrap result for C99 if operands can be used
21996 in integer constant expressions.
21997 (build_c_cast): Update call to digest_init. Do not ignore
21998 overflow from casting floating-point constants to integers. Wrap
21999 results that could be confused with integer constant expressions,
22000 null pointer constants or floating-point constants.
22001 (c_cast_expr): Update call to groktypename. Handle expressions
22002 included in type name.
22003 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22004 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22005 Update calls to convert_for_assignment.
22006 (convert_for_assignment): Take new parameter
22007 null_pointer_constant. Do not strip nops or call
22008 decl_constant_value_for_broken_optimization. Set
22009 in_late_binary_op for conversions to boolean.
22010 (store_init_value): Update call to digest_init.
22011 (digest_init): Take new parameter null_pointer_constant. Do not
22012 call decl_constant_value_for_broken_optimization. pedwarn for
22013 initializers not constant expressions. Update calls to
22014 convert_for_assignment.
22015 (constructor_nonconst): New.
22016 (struct constructor_stack): Add nonconst element.
22017 (really_start_incremental_init, push_init_level, pop_init_level):
22018 Handle constructor_nonconst and nonconst element.
22019 (set_init_index): Call constant_expression_warning for array
22021 (output_init_element): Fold value. Set constructor_nonconst as
22022 applicable. pedwarn for initializers not constant expressions.
22023 Update call to digest_init. Call constant_expression_warning
22024 where constant initializers are required.
22025 (process_init_element): Use c_save_expr.
22026 (c_finish_goto_ptr): Fold expression.
22027 (c_finish_return): Fold return value. Update call to
22028 convert_for_assignment.
22029 (c_start_case): Fold switch expression.
22030 (c_process_expr_stmt): Fold expression.
22031 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22032 ensure statement expression is not evaluated in constant expression.
22033 (build_binary_op): Track whether results are integer constant
22034 expressions or may occur in such, disable folding and wrap results
22035 as applicable. Fold operands for -Wsign-compare warnings unless
22037 (c_objc_common_truthvalue_conversion): Handle results folded to
22038 integer constants that are not integer constant expressions.
22039 * doc/extend.texi: Document when typeof operands are evaluated,
22040 that condition of __builtin_choose_expr is an integer constant
22041 expression, and more about use of __builtin_constant_p in
22044 2009-03-29 Richard Guenther <rguenther@suse.de>
22046 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22047 propagate addresses of array references.
22049 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22051 * regmove.c (perhaps_ends_bb_p): Remove.
22052 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22053 from INSN and check that the main loop stays within that basic block.
22054 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22055 (regmove_forward_pass): Split out from regmove_optimize. Use
22056 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22057 (regmove_backward_pass): Split out from regmove_optimize. Use
22058 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22059 (regmove_optimize): Simplify.
22061 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22064 * config/i386/i386.c (classify_argument): Ignore flexible array
22065 member in struct and warn ABI change.
22067 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22069 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22071 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22072 (ix86_adjust_cost): Updated.
22074 2009-03-29 Jan Hubicka <jh@suse.cz>
22076 PR middle-end/28850
22077 * tree-pass.h (pass_cleanup_eh): New function.
22078 (remove_unreachable_regions): Break code handling RTL
22079 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22080 that can not be reached by runtime.
22081 (can_be_reached_by_runtime): New function.
22082 (label_to_region_map): New function.
22083 (num_eh_regions): New function.
22084 (rtl_remove_unreachable_regions): New function.
22085 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22086 (remove_eh_region): New function.
22087 * except.h: Include sbitmap and vecprim.
22088 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22089 num_eh_regions): Declare.
22090 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22091 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22092 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22093 (tree_empty_eh_handler_p): New function.
22094 (cleanup_empty_eh): New function.
22095 (cleanup_eh): New function.
22096 (pass_cleanup_eh): New function.
22098 2009-03-29 Jan Hubicka <jh@suse.cz>
22100 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22101 for removed regions.
22103 2009-03-29 Jan Hubicka <jh@suse.cz>
22105 * except.c (dump_eh_tree): Dump all datastructures.
22107 2009-03-29 Jan Hubicka <jh@suse.cz>
22109 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22110 (duplicate_eh_regions_1): Likewise.
22111 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22112 vector; call EH verification.
22113 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22114 Be ready for region being removed.
22116 2009-03-29 Jan Hubicka <jh@suse.cz>
22118 * bitmap.c (bitmap_last_set_bit): New function.
22119 * bitmap.h (bitmap_last_set_bit): Declare.
22121 2009-03-29 David Ayers <ayers@fsfe.org>
22124 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22125 by calling objc_compare_types and surpress warnings about
22126 incompatible C pointers that are compatible ObjC pointers.
22128 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22130 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22131 call initialize_inline_failed.
22132 (initialize_inline_failed): Move it from here ...
22133 * cgraph.c (initialize_inline_failed): ... to here.
22134 (cgraph_create_edge): Call initialize_inline_failed rather than
22135 setting inline_failed directly.
22137 2009-03-29 Ben Elliston <bje@au.ibm.com>
22140 * sysv4.opt (msdata): Improve comment.
22141 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22142 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22144 2009-03-29 Ben Elliston <bje@au.ibm.com>
22147 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22148 load and store attributes.
22150 2009-03-29 Ben Elliston <bje@au.ibm.com>
22152 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22153 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22154 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22155 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22156 __builtin_infq and __builtin_huge_valq.
22158 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22160 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22162 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22163 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22165 2009-03-28 Xinliang David Li <davidxl@google.com>
22167 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22168 (do_dbg_cnt): New function.
22170 2009-03-28 Jan Hubicka <jh@suse.cz>
22172 Merge from pretty-ipa:
22174 2009-03-27 Jan Hubicka <jh@suse.cz>
22176 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22177 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22178 * passes.c (function_called_by_processed_nodes_p): New.
22179 * ipa-pure-const.c (check_call): Fix handling of operands.
22180 (analyze_function): Dump debug output for skipped bodies.
22181 (local_pure_const): Use function_called_by_processed_nodes_p.
22182 * dwarf2out.c (reference_to_unused): Use output.
22183 * passes.c (do_per_function_toporder): Likewise.
22185 2008-11-12 Jan Hubicka <jh@suse.cz>
22187 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22188 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22189 state_set_in_source enum
22190 (check_decl): Ignore memory tags; do not set fake looping flags;
22192 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22193 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22194 (check_call, analyze_function): Rewrite.
22196 (add_new_function): Update call of analyze_function.
22197 (generate_summary): Add call of analyze_function.
22198 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22199 (local_pure_const): New function.
22200 (pass_local_pure_const): New pass.
22201 * ipa-inline.c (inline_transform): Set after_inlining.
22202 * tree-eh.c (stmt_can_throw_external): New.
22203 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22204 work with aliasing built.
22205 * tree-flow.h (stmt_can_throw_external): New.
22206 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22207 and local pure/const pass in early and late optimization queue.
22209 2009-03-28 Martin Jambor <mjambor@suse.cz>
22211 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22213 (fold_binary): Allow function decl aligment consideration is the
22214 second argument is integer constant one.
22215 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22216 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22217 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22219 2009-03-28 Jan Hubicka <jh@suse.cz>
22221 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22222 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22223 * function.h (rtl_data): Add nothrow flag.
22224 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22225 set DECL_NOTHROW for AVAILABLE functions.
22227 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22229 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22230 following vector keyword has expansion starting with pixel or bool
22231 keyword, expand vector to __vector and pixel or bool to __pixel or
22235 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22236 warn_if_disallowed_function_p): Removed.
22237 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22238 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22239 warning_if_disallowed_function_p.
22240 * flags.h (warn_if_disallowed_function_p,
22241 warn_disallowed_functions): Removed.
22242 * common.opt (Wdisallowed-function-list=): Removed.
22243 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22245 2009-03-28 Richard Guenther <rguenther@suse.de>
22247 PR tree-optimization/38723
22248 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22251 2009-03-28 Jan Hubicka <jh@suse.cz>
22253 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22254 test introduced by my previous patch.
22256 2009-03-28 Richard Guenther <rguenther@suse.de>
22258 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22259 the PHIs value undefined.
22261 2009-03-28 Jan Hubicka <jh@suse.cz>
22263 * tree-pass.h (pass_fixup_cfg): New pass.
22264 * ipa-inline.c (inline_transform): Set
22265 always_inline_functions_inlined/after_inlining.
22266 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22267 (pass_fixup_cfg): New pass.
22268 * passes.c (init_optimization_passes): Add fixup_cfg.
22270 2009-03-28 Richard Guenther <rguenther@suse.de>
22272 PR tree-optimization/38458
22273 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22274 argument use the arguments copy-of value.
22276 2009-03-28 Richard Guenther <rguenther@suse.de>
22278 PR tree-optimization/38180
22279 * tree-ssa-ccp.c (get_default_value): Simplify.
22280 (likely_value): Likewise.
22281 (surely_varying_stmt_p): Properly handle VOP case.
22282 (ccp_initialize): Likewise.
22283 (ccp_fold): Handle propagating through *&.
22284 (fold_const_aggregate_ref): Also handle decls.
22286 2009-03-28 Jan Hubicka <jh@suse.cz>
22288 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22289 * cgraph.h (cgraph_node): Likewise.
22290 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22291 (cgraph_reset_node): Use process flag.
22292 (cgraph_mark_functions_to_output): Likewise.
22293 (cgraph_expand_function): Likewise.
22294 (cgraph_expand_all_functions): Likewise.
22295 (cgraph_output_in_order): Likewise.
22296 * dwarf2out.c (reference_to_unused): Likewise.
22297 * passes.c do_per_function_toporder): Likewise.
22299 2009-03-28 Jan Hubicka <jh@suse.cz>
22301 Bring from lto-branch:
22303 2008-09-03 Doug Kwan <dougkwan@google.com>
22305 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22306 enums instead of reason strings.
22307 * cgraph.c (cgraph_create_edge): Same.
22308 (cgraph_inline_failed_string): New function.
22309 * cgraph.h (cgraph_inline_failed_t): New enum type.
22310 (cgraph_inline_failed_string): New prototype.
22311 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22312 char pointer to cgraph_inline_failed_t.
22313 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22314 (cgraph_default_inline_p): Ditto.
22315 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22316 to cgraph_inline_failed_t pointer.
22317 * cif-code.def: New file.
22318 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22320 (cgraph_check_inline_limits): Change type of REASON to pointer to
22321 cgraph_inline_failed_t. Replace reason strings with enums.
22322 (cgraph_default_inline_p): Ditto.
22323 (cgraph_recursive_inlining_p): Ditto.
22324 (update_caller_keys): Change type of FAILED_REASON to
22325 cgraph_inline_failed_t.
22326 (cgraph_set_inline_failed): Change type of REASON to pointer to
22327 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22328 convert enums to strings for text output.
22329 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22330 to be of type cgraph_inline_failed_t. Replace reason strings with
22331 enums. Call cgraph_inline_failed_string to covert enums
22332 to strings for text output.
22333 (cgraph_decide_inlining): Replace reason strings with enums.
22334 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22335 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22337 * tree-inline.c (expand_call_inline): Change type of REASON
22338 to cgraph_inline_failed_t. Replace reason strings with enums.
22339 Call cgraph_inline_failed_string for text output.
22340 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22343 2009-03-28 Jan Hubicka <jh@suse.cz>
22345 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22346 cgraph_clone_node): Remove master clone handling.
22347 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22348 * cgraph.h (master_clone): Remove.
22349 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22350 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22351 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22353 2009-03-28 Jan Hubicka <jh@suse.cz>
22355 * cgraph.c (cgraph_function_body_availability): Functions declared
22356 inline are always safe to assume that it is not going to be replaced.
22358 2009-03-28 Richard Guenther <rguenther@suse.de>
22360 PR tree-optimization/38513
22361 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22362 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22363 EXC_PTR_EXPR and FILTER_EXPR.
22364 (get_ref_from_reference_ops): Likewise.
22366 2009-03-28 Richard Guenther <rguenther@suse.de>
22368 PR tree-optimization/38968
22369 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22370 Use FLOOR_MOD_EXPR to compute misalignment.
22372 2009-03-28 Richard Guenther <rguenther@suse.de>
22374 PR tree-optimization/37795
22375 * tree.h (combine_comparisons): Declare.
22376 * fold-const.c (combine_comparisons): Export.
22377 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22379 (ifcombine_iforif): Use combine_comparisons.
22381 2009-03-28 Jan Hubicka <jh@suse.cz>
22383 * tree-eh.c (inlinable_call_p): New function.
22384 (make_eh_edges): Use it.
22385 (verify_eh_edges): Use it.
22386 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22387 * except.c (reachable_next_level): Add inlinable_function argument
22388 (sjlj_find_directly_reachable_regions): Update.
22389 (add_reachable_handler): Do not set saw_any_handlers.
22390 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22391 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22392 Add new inlinable call parameter.
22393 (can_throw_internal, can_throw_external): Update.
22394 * except.h (can_throw_internal_1, can_throw_external_1,
22395 foreach_reachable_handler): Update declaration.
22397 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22399 * config/arm/t-arm-coff, config/h8300/coff.h,
22400 config/i386/i386-aout.h, config/i386/i386-coff.h,
22401 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22402 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22403 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22404 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22405 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22406 sys-types.h: Remove.
22407 * Makefile.in: Remove protoize and fixproto support and references
22409 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22410 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22412 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22413 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22414 unprotoize$(exeext).
22415 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22416 (.PHONY): Don't depend on proto.
22417 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22418 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22419 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22420 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22421 build/gen-protos.o, build/scan.o, xsys-protos.h,
22422 build/fix-header$(build_exeext), build/fix-header.o,
22423 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22424 stmp-install-fixproto): Remove.
22425 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22426 SYSCALLS.c or fixproto files.
22427 (install-common): Don't install protoize.
22428 (install-headers-tar, install-headers-cpio, install-headers-cp):
22429 Don't depend on $(STMP_FIXPROTO).
22430 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22431 install fixproto files or write out fixproto settings.
22432 (uninstall): Don't uninstall protoize.
22433 * config.gcc (use_fixproto): Remove.
22434 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22435 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22436 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22437 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22438 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22439 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22440 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22441 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22442 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22443 * config/t-vxworks (STMP_FIXPROTO): Remove.
22444 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22445 STMP_FIXPROTO): Remove.
22446 * config.in, configure: Regenerate.
22447 * crtstuff.c (gid_t, uid_t): Don't undefine.
22448 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22449 (arm-*-coff, arm-*-aout: Remove target entries.
22450 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22451 Remove mention of AIX 4.1.
22452 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22453 * doc/invoke.texi (Running Protoize): Remove.
22454 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22455 (Protoize Caveats): Remove.
22456 * tsystem.h: Update comments on headers assumed to exist.
22458 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22460 * genautomata.c: Add a new year to the copyright. Add a new
22462 (struct insn_reserv_decl): Add comments for member bypass_list.
22463 (find_bypass): Remove.
22464 (insert_bypass): New.
22465 (process_decls): Use insert_bypass.
22466 (output_internal_insn_latency_func): Output all bypasses with the
22467 same input insn in one switch case.
22469 * rtl.def (define_bypass): Describe bypass choice.
22470 * doc/md.texi (define_bypass): Ditto.
22472 2009-03-27 Richard Guenther <rguenther@suse.de>
22474 * gimplify.c (mark_addressable): Export.
22475 * tree-flow.h (mark_addressable): Declare.
22476 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22477 * tree-ssa.c (verify_phi_args): Verify that address taken
22478 variables have TREE_ADDRESSABLE set.
22480 2009-03-27 Richard Guenther <rguenther@suse.de>
22482 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22483 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22484 Do not mark decls TREE_ADDRESSABLE.
22485 (build_fold_addr_expr): Adjust.
22486 (fold_addr_expr): Remove.
22487 (fold_unary): Use build_fold_addr_expr.
22488 (fold_comparison): Likewise.
22489 (split_address_to_core_and_offset): Likewise.
22490 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22492 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22493 (gimplify_modify_expr_to_memcpy): Mark source and destination
22495 * omp-low.c (create_omp_child_function): Mark the object decl
22497 (lower_rec_input_clauses): Mark the var we take the address of
22499 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22501 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22503 PR middle-end/39315
22504 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22505 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22507 2009-03-27 Richard Guenther <rguenther@suse.de>
22509 PR tree-optimization/39120
22510 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22512 (handle_lhs_call): Process return constraints. Add escape
22513 constraints if necessary.
22514 (handle_const_call): Fill out return constraints. Make nested
22515 case more precise. Avoid consttmp if possible.
22516 (handle_pure_call): Fill out return constraints. Avoid
22517 callused if possible.
22518 (find_func_aliases): Simplify call handling.
22520 2009-03-27 Richard Guenther <rguenther@suse.de>
22522 PR tree-optimization/39120
22523 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22524 as a representative.
22525 (solve_graph): Do propagate CALLUSED.
22526 (handle_pure_call): Use a scalar constraint from CALLUSED for
22528 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22531 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22534 * c-common.c (handle_aligned_attribute): Properly check alignment
22535 overflow. Use (1U << i) instead of (1 << i).
22537 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22539 * expr.h (get_mem_align_offset): Updated.
22541 * tree.h (tree_decl_common): Change align to "unsigned int" and
22542 move it before pointer_alias_set.
22544 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22545 Jakub Jelinek <jakub@redhat.com>
22548 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22549 gr_register_operand with gr_reg_or_0_operand.
22550 (cmpxchg_rel_di): Likewise.
22551 (sync_lock_test_and_set<mode>): Likewise.
22553 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22555 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22556 (true_regnum): Likewise.
22558 * rtlanal.c (subreg_info): Moved to ...
22559 * rtl.h (subreg_info): Here. New.
22560 (subreg_get_info): New.
22562 * rtlanal.c (subreg_get_info): Make it extern.
22564 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22567 * config/i386/i386.c (ix86_abi): New.
22568 (override_options): Handle -mabi=.
22569 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22570 (ix86_call_abi_override): Likewise.
22571 (init_cumulative_args): Likewise.
22572 (function_arg_advance): Likewise.
22573 (function_arg_64): Likewise.
22574 (function_arg): Likewise.
22575 (ix86_pass_by_reference): Likewise.
22576 (ix86_function_value_regno_p): Likewise.
22577 (ix86_build_builtin_va_list_abi): Likewise.
22578 (setup_incoming_varargs_64): Likewise.
22579 (is_va_list_char_pointer): Likewise.
22580 (ix86_init_machine_status): Likewise.
22581 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22582 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22583 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22584 (ix86_function_abi): Make it static and return enum calling_abi.
22585 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22587 (ix86_fn_abi_va_list): Updated.
22589 * config/i386/i386.h (ix86_abi): New.
22590 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22591 (CONDITIONAL_REGISTER_USAGE): Likewise.
22592 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22593 (machine_function): Likewise.
22595 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22597 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22598 (STACK_BOUNDARY): Likewise.
22599 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22601 * config/i386/i386.opt (mabi=): New.
22603 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22604 return enum calling_abi.
22605 (ix86_function_type_abi): Likewise.
22606 (ix86_function_abi): Removed.
22608 * doc/invoke.texi: Document -mabi= option for x86.
22610 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22612 * builtins.c (real_dconstp): Delete.
22613 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22615 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22616 Jakub Jelinek <jakub@redhat.com>
22619 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22620 (gen_subprogram_die): When a function is explicit, generate the
22621 DW_AT_explicit attribute.
22622 * langhooks.h (struct lang_hooks_for_decls): Add
22623 function_decl_explicit_p langhook.
22624 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22625 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22627 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22629 * builtins.c (fold_builtin_memory_op): Optimize memmove
22630 into memcpy if we can prove source and destination don't overlap.
22632 * tree-inline.c: Include gt-tree-inline.h.
22633 (clone_fn_id_num): New variable.
22634 (clone_function_name): New function.
22635 (tree_function_versioning): Use it.
22636 * Makefile.in (GTFILES): Add tree-inline.c.
22638 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22640 * BASE-VER: Change to 4.5.0.
22642 2009-03-27 Xinliang David Li <davidxl@google.com>
22644 PR tree-optimization/39557
22645 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22647 2009-03-27 Xinliang David Li <davidxl@google.com>
22649 PR tree-optimization/39548
22650 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22653 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22655 * c-common.c (pointer_int_sum): Use %wd on return from
22658 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22660 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22661 on return from tree_low_cst.
22663 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22666 * ginclude/stdarg.h (va_copy): Define also for
22667 __GXX_EXPERIMENTAL_CXX0X__.
22669 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22672 * builtins.h (c_strlen): Do not warn here.
22673 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22674 * c-common.c (pointer_int_sum): Take an explicit location.
22675 Warn about offsets out of bounds.
22676 * c-common.h (pointer_int_sum): Adjust declaration.
22678 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22680 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22683 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22686 * opts.c (warn_if_disallowed_function_p): Don't assume
22687 get_callee_fndecl must return non-NULL.
22689 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22691 PR rtl-optimization/39522
22692 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22693 when reg_reloaded_valid is set.
22695 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22697 * config/spu/divv2df3.c: New file.
22698 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22699 (DPBIT_FUNCS): Filter out _div_df.
22701 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22703 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22704 a jump insn, count that jump in the distance to the loop start.
22706 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22709 * config/sh/sh.c (calc_live_regs): Fix condition for global
22710 registers except PIC_OFFSET_TABLE_REGNUM.
22712 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22715 * doc/invoke.texi (-mconsole): New.
22717 (-mno-cygwin): New.
22719 (-mnop-fun-dllimport): New.
22723 (sub section "i386 and x86-64 Windows Options"): New.
22725 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22727 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22728 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22730 2009-03-25 Richard Guenther <rguenther@suse.de>
22732 PR middle-end/39497
22733 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22736 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22738 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22739 neither of haifa/selective schedulers are working.
22741 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22743 * doc/invoke.texi (Debugging Options): Fix description of
22744 -fno-merge-debug-strings.
22746 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22748 * config/cris/libgcc.ver: New version-script.
22749 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22751 * configure.ac <GAS features, nop mnemonic>: Add pattern
22752 crisv32-*-* for "nop".
22753 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22754 * configure: Regenerate.
22756 2009-03-24 Ira Rosen <irar@il.ibm.com>
22758 PR tree-optimization/39529
22759 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22760 mark_sym_for_renaming for the tag copied to the new vector
22763 2009-03-24 Arthur Loiret <aloiret@debian.org>
22765 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22766 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22767 EXTRA_SPEC_FUNCTIONS.
22768 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22769 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22770 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22771 -march and -mtune options.
22773 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22775 * config/m68k/t-rtems: Add m5329 multilib.
22777 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22778 Jakub Jelinek <jakub@redhat.com>
22781 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22784 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22787 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22788 instead of c_parser_expression_conv, if original_code isn't one of the
22789 4 allowed comparison codes, fail.
22791 2009-03-23 Richard Guenther <rguenther@suse.de>
22793 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22794 * tree.h (struct tree_type): Likewise.
22795 * reload.h (struct insn_chain): Likewise.
22796 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22797 * function.h (struct function): Likewise.
22798 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22800 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22802 PR tree-optimization/39516
22803 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22805 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22807 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22808 should be set true if BITS_PER_WORD of target is bigger than 32
22810 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22812 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22813 Translate -B-options to -rpath-link. Correct existing
22814 rpath-link and conditionalize on !nostdlib.
22816 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22818 * doc/extend.texi (Function Attributes, Variable Attributes):
22820 * doc/invoke.texi (Debugging Options, Optimize Options)
22821 (i386 and x86-64 Options, MCore Options): Likewise.
22823 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22826 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22827 it for block local namespace aliases.
22828 (gen_decl_die): Pass context_die to gen_namespace_die.
22830 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22833 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22834 minimum or maximum value.
22836 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22838 * reginfo.c (globalize_reg): Recompute derived reg sets.
22840 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22843 * libgcc2.c (mprotect): Do not use signed arguments for
22844 VirtualProtect, use DWORD arguments. Also fix the 'may
22845 be used uninitialized' warning for the np variable.
22847 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22850 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22851 functions using regparm calling conventions when not optimizing.
22852 (ix86_function_sseregparm): Similarly for sseregparm calling
22855 2009-03-19 Li Feng <nemokingdom@gmail.com>
22857 PR middle-end/39500
22858 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22859 dependence if the first conflict is after niter iterations.
22861 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22863 PR middle-end/38609
22864 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22865 functions with dynamic stack-pointer adjustments.
22867 2009-03-19 Ben Elliston <bje@au.ibm.com>
22869 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22870 option; change to -msdata=data.
22872 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22874 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22877 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22880 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22882 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22884 * doc/invoke.texi (Code Gen Options): Expand discussion of
22887 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22889 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22890 * matrix-reorg.c (struct matrix_info): Likewise.
22891 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22892 * rtl.h (struct mem_attrs): Likewise.
22893 * df.h (struct df): Likewise.
22894 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22895 * ira-int.h (struct ira_allocno): Likewise.
22896 * df-scan.c (struct df_collection_rec): Likewise.
22897 * ira.c (struct equivalence): Likewise.
22898 * function.c (struct temp_slot): Likewise.
22899 * cfgloop.h (struct loop): Likewise.
22902 * function.c (use_register_for_decl): When not optimizing, disregard
22903 register keyword for variables with types containing methods.
22905 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22907 PR middle-end/39447
22908 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22909 (is_simple_operand): Call contains_component_ref_p before calling data
22910 reference analysis that would fail on COMPONENT_REFs.
22912 * tree-vrp.c (search_for_addr_array): Fix formatting.
22914 2009-03-18 Richard Guenther <rguenther@suse.de>
22916 * tree-vect-transform.c (vect_loop_versioning): Fold the
22917 generated comparisons.
22918 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22919 (slpeel_tree_peel_loop_to_edge): Likewise.
22921 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22923 PR middle-end/37805
22924 * opts.c (print_specific_help): In addition to `undocumented',
22925 accept `separate' and `joined' flags if passed alone. Describe
22926 output by the first matched one of those.
22927 (common_handle_option): Skip over empty strings.
22928 * gcc.c (display_help): Fix help string for `--help='.
22929 * doc/invoke.texi (Option Summary, Overall Options): With
22930 `--help=', classes and qualifiers can both be repeated, but
22931 only the latter can be negated. One should not pass only
22932 negated qualifiers. Fix markup and examples.
22935 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22936 PR middle-end/37805
22937 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22938 and -fhelp=separate.
22940 2009-03-17 Jing Yu <jingyu@google.com>
22942 PR middle-end/39378
22943 * function.h (struct rtl_data): Move is_thunk from here...
22944 (struct function): ...to here.
22945 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22946 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22948 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22950 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22951 (alpha_output_function_end_prologue): Likewise.
22952 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22953 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22954 (rs6000_output_function_epilogue): Likewise.
22955 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22957 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22960 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22961 from different units in a single alternative.
22962 (*truncdfsf_i387): Ditto.
22963 (*truncxfsf2_mixed): Ditto.
22964 (*truncxfdf2_mixed): Ditto.
22966 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22968 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22969 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22972 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22973 unused non-artificial variables when not optimizing.
22976 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22977 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22978 NAMESPACE_DECL in its DECL_INITIAL.
22980 PR middle-end/39443
22981 * optabs.c (set_user_assembler_libfunc): New function.
22982 * expr.h (set_user_assembler_libfunc): New prototype.
22983 * c-common.c: Include libfuncs.h.
22984 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22985 for memcmp, memset, memcpy, memmove and abort.
22986 * Makefile.in (c-common.o): Depend on libfuncs.h.
22989 * dwarf2out.c (gen_inlined_enumeration_type_die,
22990 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22991 gen_tagged_type_instantiation_die): Removed.
22992 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
22995 2009-03-17 Janis Johnson <janis187@us.ibm.com>
22998 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23000 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23001 (check-parallel-%): Ditto.
23002 (check-consistency): Ditto.
23004 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23006 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23007 local variable rhs by NULL_TREE.
23009 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23012 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23014 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23017 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23019 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23022 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23023 for ms->sysv ABI calls only in 64bit mode.
23025 * config/i386/i386.md (untyped_call): Support 32bit.
23027 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23029 * doc/extend.texi: Replace x86_65 with x86_64.
23031 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23033 PR tree-optimization/39455
23034 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23035 mismatches for POINTER_TYPE_P (type).
23036 (number_of_iterations_le): Likewise.
23038 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23040 * config/picochip/picochip.c: Removed profiling support.
23041 * config/picochip/picochip.md: Removed profiling instruction.
23042 * config/picochip/picochip.h: Removed profiling builtin.
23044 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23046 * doc/install.texi (--with-host-libstdcxx): Document.
23048 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23051 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23052 generate a warning if the function name does not begin with
23053 "__vector" and the function has either the 'signal' or 'interrupt'
23054 attribute, from here to ...
23055 (avr_declare_function_name): ...here. New function.
23056 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23057 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23059 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23062 * cse.c (fold_rtx): Don't modify original const_arg1 when
23063 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23064 separate variable instead.
23065 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23066 from out of range shift counts.
23067 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23069 2009-03-13 Catherine Moore <clm@codesourcery.com>
23071 * config/i386/x-mingw32 (host-mingw32.o): Replace
23072 diagnostic.h with $(DIAGNOSTIC_H).
23074 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23077 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23079 * config/i386/sync.md (sync_compare_and_swap<mode>,
23080 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23081 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23083 (sync_double_compare_and_swapdi_pic,
23084 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23085 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23087 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23090 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23092 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23095 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23096 (avx_addsubv4df3): Likewise.
23097 (*avx_addsubv4sf3): Likewise.
23098 (sse3_addsubv4sf3): Likewise.
23100 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23103 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23105 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23108 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23109 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23110 registers for allocnos created from user-defined variables.
23112 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23115 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23116 of non-integer mode as well.
23118 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23120 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23121 for functions for which the parameter types are unknown.
23123 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23126 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23127 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23128 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23129 * config/i386/i386.c (ix86_local_alignment): For
23130 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23131 long long variables on the stack to avoid dynamic realignment.
23132 Allow the first argument to be a decl rather than type.
23133 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23135 2009-03-11 Nick Clifton <nickc@redhat.com>
23138 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23140 Add description to mno-lsim option.
23141 * config/mcore/mcore.h: Remove comment about deprecated m4align
23143 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23144 * doc/invoke.texi: Add description of mno-lsim and
23145 mstack-increment options.
23147 * config/fr30/fr30.opt: Document the -mno-lsim option.
23148 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23149 and -mno-lsim options.
23151 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23153 * fold-const.c (fold_comparison): Only call fold_inf_compare
23154 if the mode supports infinities.
23156 2009-03-11 Jason Merrill <jason@redhat.com>
23159 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23160 end already did. Notice GIMPLE_CALL modifications of the result.
23161 Don't copy debug information from an ignored decl or a decl from
23164 2009-03-10 Richard Guenther <rguenther@suse.de>
23165 Nathan Froyd <froydnj@codesourcery.com>
23167 PR middle-end/37850
23168 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23169 (__divMODE3): Likewise.
23171 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23173 PR tree-optimization/39394
23174 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23175 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23177 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23179 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23180 inline asms for register asm ("") declarations.
23182 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23184 * fold-const.c (fold_unary): Fix comment.
23186 2009-03-07 Jan Hubicka <jh@suse.cz>
23189 * tree-inline.c (setup_one_parameter): Do replacement of const
23190 argument by constant in SSA form.
23192 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23194 PR middle-end/38028
23195 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23196 determine alignment passed to assign_stack_local.
23197 (assign_parms_unsplit_complex): Likewise.
23198 * except.c (sjlj_build_landing_pads): Likewise.
23200 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23202 PR middle-end/39360
23203 * tree-flow.h (add_referenced_var): Return bool instead of void.
23204 * tree-dfa.c (add_referenced_var): Return result of
23205 referenced_var_check_and_insert call.
23206 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23207 of referenced_var_check_and_insert.
23210 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23211 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23212 DIE, don't emit it if abstract origin already has it.
23213 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23214 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23216 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23218 * genpreds.c (needs_variable): Fix parentheses at variable name
23220 (write_tm_constrs_h): Indent generated code.
23222 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23224 * doc/extend.texi (Function Attributes): Add documentation
23225 for isr attributes.
23227 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23230 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23231 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23233 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23235 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23238 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23241 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23242 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23244 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23246 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23247 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23248 constants instead of magic numbers.
23249 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23251 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23252 (x86_64_ms_abi_int_parameter_registers): Ditto.
23253 (x86_64_int_return_registers): Ditto.
23254 (ix86_maybe_switch_abi): Ditto.
23255 (ix86_expand_call): Ditto for clobbered_registers array.
23256 (ix86_hard_regno_mode_ok): Ditto.
23257 (x86_extended_QIreg_mentioned_p): Ditto.
23259 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23261 PR tree-optimization/39349
23262 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23264 * combine.c (gen_lowpart_for_combine): Use omode when generating
23267 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23269 PR rtl-optimization/39235
23270 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23272 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23274 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23276 2009-03-04 Richard Guenther <rguenther@suse.de>
23278 PR tree-optimization/39362
23279 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23280 that occur in abnormal PHIs should be varying.
23282 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23284 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23286 (simple_iv): Take loop as an argument instead of statement.
23287 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23288 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23290 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23292 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23293 * matrix-reorg.c (analyze_transpose): Ditto.
23294 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23295 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23296 * tree-predcom.c (ref_at_iteration): Ditto.
23297 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23299 2009-03-04 Richard Guenther <rguenther@suse.de>
23301 PR tree-optimization/39358
23302 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23303 escaped_id and callused_id.
23304 (solve_graph): Likewise.
23306 2009-03-04 Richard Guenther <rguenther@suse.de>
23308 PR tree-optimization/39339
23309 * tree-sra.c (try_instantiate_multiple_fields): Make it
23310 no longer ICE on the above.
23312 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23314 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23315 that fits within Pmode.
23317 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23319 PR middle-end/10109
23320 * tm.texi (LIBCALL_VALUE): Update description.
23322 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23324 PR middle-end/34443
23325 * doc/extend.texi (section): Update description.
23327 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23329 PR middle-end/39345
23330 * tree-inline.c (remapped_type): New.
23331 (can_be_nonlocal): Call remapped_type instead of remap_type.
23333 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23336 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23337 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23339 2009-03-03 Richard Guenther <rguenther@suse.de>
23341 PR middle-end/39272
23342 * tree.c (tree_nonartificial_location): New function.
23343 * tree.h (tree_nonartificial_location): Declare.
23344 * builtins.c (expand_builtin_memory_chk): Provide location
23345 of the call location for artificial function pieces.
23346 (maybe_emit_chk_warning): Likewise.
23347 (maybe_emit_sprintf_chk_warning): Likewise.
23348 (maybe_emit_free_warning): Likewise.
23349 * expr.c (expand_expr_real_1): Likewise.
23351 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23353 PR tree-optimization/39343
23354 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23355 COMPONENT_REF t has ARRAY_TYPE.
23357 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23359 PR middle-end/39335
23360 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23361 when the type precision of the induction variable should be
23362 larger than the type precision of nit.
23363 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23364 * graphite.c (graphite_loop_normal_form): Same.
23365 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23367 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23369 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23370 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23371 numbers to describe clobbered registers.
23372 (*call_value_0_rex64_ms_sysv): Ditto.
23373 * config/i386/mmx.md (mmx_emms): Ditto.
23374 (mmx_femms): Ditto.
23376 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23378 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23381 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23383 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23384 (spu_section_type_flags): New function.
23386 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23388 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23389 reg_class_contents of FLOAT_REGS into a temporary.
23391 2009-03-02 Richard Guenther <rguenther@suse.de>
23392 Ira Rosen <irar@il.ibm.com>
23394 PR tree-optimization/39318
23395 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23396 information to the vectorized statement.
23398 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23400 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23401 variable. Use defined names instead of magic constants for REX SSE
23404 2009-03-01 Richard Guenther <rguenther@suse.de>
23406 PR tree-optimization/39331
23407 * omp-low.c (lower_send_shared_vars): Do not receive new
23408 values for the reference of DECL_BY_REFERENCE parms or results.
23410 2009-03-01 Jan Hubicka <jh@suse.cz>
23413 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23414 BLOCK_NONLOCALIZED_VAR): New macros.
23415 (tree_block): Add nonlocalized_vars.
23416 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23417 gen_decl_die): Add origin argument. Allow generation of die with
23418 origin at hand only.
23419 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23420 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23422 (gen_block_die): Fix checking for unused blocks.
23423 (process_scope_var): Break out from .... ; work with origins only.
23424 (decls_for_scope) ... here; process nonlocalized list.
23425 (dwarf2out_ignore_block): Look for nonlocalized vars.
23426 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23428 (dump_scope_block): Dump them.
23429 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23430 (remap_block): Likewise.
23431 (can_be_nonlocal): New predicate.
23432 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23434 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23436 * configure: Regenerate.
23438 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23440 * optc-gen.awk: No need to duplicate option flags twice.
23441 Reuse help texts for duplicate options which do not have any.
23443 * gcc.c (display_help): Document --version.
23445 * gcc.c (main): If print_help_list and verbose_flag, ensure
23446 driver output comes before subprocess output.
23448 * optc-gen.awk: Assign all remaining fields to help string,
23449 space-separated, for multi-line help in *.opt.
23451 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23452 -Wno-pedantic-ms-format is for MinGW targets only.
23454 * doc/options.texi (Option file format): Fix bad indentation,
23455 restoring dropped sentence.
23457 2009-02-28 Jan Hubicka <jh@suse.cz>
23459 * tree-inline.c (tree_function_versioning): Output debug info.
23461 2009-02-28 Jan Hubicka <jh@suse.cz>
23464 * tree-inline.c (setup_one_parameter): Do not copy propagate
23465 arguments when not optimizing.
23467 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23470 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23471 (avx_addsubv4df3): Likewise.
23472 (*avx_addsubv4sf3): Likewise.
23473 (sse3_addsubv4sf3): Likewise.
23474 (*avx_addsubv2df3): Likewise.
23475 (sse3_addsubv2df3): Likewise.
23476 (avx_unpckhps256): Correct item selectors.
23477 (avx_unpcklps256): Likewise.
23478 (avx_unpckhpd256): Likewise.
23479 (avx_unpcklpd256): Likewise.
23481 2009-02-28 Jan Hubicka <jh@suse.cz>
23483 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23485 (copy_arguments_for_versioning): If var is declared don't declare it.
23486 (tree_function_versioning): First setup substitutions and then copy
23489 2009-02-27 Jan Hubicka <jh@suse.cz>
23492 * cgraph.h (varpool_output_debug_info): Remove.
23493 * cgraphunit.c (varpool_output_debug_info): Remove.
23494 * dwarf2out.c (deferred_locations_struct): New struct
23495 (deferred_locations): New type.
23496 (deferred_locations_list): New static var.
23497 (deffer_location): New function.
23498 (gen_variable_die): Use it.
23499 (decls_for_scope): Output info on local static vars.
23500 (dwarf2out_finish): Process deferred locations.
23501 * varpool.c (varpool_output_debug_info): Remove.
23503 2009-02-27 Jan Hubicka <jh@suse.cz>
23506 * tree.h (TREE_PROTECTED): Fix comment.
23507 (BLOCK_HANDLER_BLOCK): Remove.
23508 (struct tree_block): Remove handler_block add body_block.
23509 (inlined_function_outer_scope_p): New.
23510 (is_body_block): Remove.
23511 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23512 * dwarf2out.c (is_inlined_entry_point): Remove.
23513 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23514 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23516 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23517 * gimplify.c (gimplify_expr): Gimplify body blocks.
23518 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23519 block with multiple subblocks.
23520 (dump_scope_block): Prettier output; dump more flags and info.
23521 (dump_scope_blocks): New.
23522 (remove_unused_locals): Use dump_scope_blocks.
23523 * tree-flow.h (dump_scope_blocks): Declare.
23524 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23525 * stmt.c (is_body_block): Remove.
23526 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23527 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23529 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23531 PR middle-end/39308
23532 * graphite.c (graphite_loop_normal_form): Do not call
23533 number_of_iterations_exit from a gcc_assert.
23535 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23537 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23538 jumps if COND is NULL.
23539 (find_cond_jump): New function.
23540 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23541 * config/s390/s390.md: Remove z10_cobra attribute value.
23543 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23545 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23546 force_const_mem returns NULL_RTX.
23548 2009-02-26 Jan Hubicka <jh@suse.cz>
23551 * cgraph.h (varpool_output_debug_info): Remove.
23552 * cgraphunit.c (varpool_output_debug_info): Remove.
23553 * dwarf2out.c (deferred_locations_struct): New struct
23554 (deferred_locations): New type.
23555 (deferred_locations_list): New static var.
23556 (deffer_location): New function.
23557 (gen_variable_die): Use it.
23558 (decls_for_scope): Output info on local static vars.
23559 (dwarf2out_finish): Process deferred locations.
23560 * varpool.c (varpool_output_debug_info): Remove.
23562 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23564 PR rtl-optimization/39241
23565 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23566 to subreg_offset_representable_p.
23568 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23570 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23571 execute function prototype. Get f and nregs from max_reg_num
23572 and get_insns. Remove the first backward pass as it's dead,
23573 guard the forward pass by flag_expensive_optimizations.
23574 (rest_of_handle_regmove): Delete.
23575 (pass_regmove): Replace it with regmove_optimize.
23577 2009-02-25 Martin Jambor <mjambor@suse.cz>
23579 PR tree-optimization/39259
23580 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23581 calls_alloca function flags.
23582 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23583 calls are detected.
23585 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23587 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23588 flags_set_1_rtx, flags_set_1_set): Delete.
23589 (regmove_optimize): Do not call mark_flags_life_zones.
23591 2009-02-24 Julian Brown <julian@codesourcery.com>
23594 * config/arm/arm.c (require_pic_register): Only set
23595 cfun->machine->pic_reg once per function.
23597 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23599 * doc/invoke.texi (Link Options): Document an easier way to pass
23600 options that take arguments to the GNU linker using -Xlinker and -Wl.
23602 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23605 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23607 2009-02-24 Richard Guenther <rguenther@suse.de>
23610 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23612 2009-02-24 Richard Guenther <rguenther@suse.de>
23613 Zdenek Dvorak <ook@ucw.cz>
23615 PR tree-optimization/39233
23616 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23617 from converting them to a generic type.
23619 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23621 PR tree-optimization/39260
23622 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23623 contains a condition with a real type.
23624 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23626 2009-02-23 Jason Merrill <jason@redhat.com>
23629 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23630 narrowing_initializer_constant_valid_p.
23631 (narrowing_initializer_constant_valid_p): Don't return
23632 null_pointer_node for adding a pointer to itself.
23634 2009-02-23 Jan Hubicka <jh@suse.cz>
23637 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23640 2009-02-23 Jan Hubicka <jh@suse.cz>
23642 PR tree-optimization/37709
23643 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23644 * tree.h (block_ultimate_origin): Declare.
23645 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23646 * tree-ssa-live.c (remove_unused_scope_block_p):
23647 Eliminate blocks containig no instructions nor live variables nor
23649 (dump_scope_block): New function.
23650 (remove_unused_locals): Enable removal of dead blocks by default;
23651 enable dumping at TDF_DETAILS.
23653 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23655 * config/i386/i386.c (classify_argument): Don't allow COImode
23657 (function_arg_advance_32): Don't allow OImode.
23658 (function_arg_32): Likewise.
23659 (function_value_32): Likewise.
23660 (return_in_memory_32): Likewise.
23661 (function_arg_64): Remove OImode comment.
23663 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23666 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23667 ix86_expand_vector_set for V4DImode in 64bit mode only.
23668 (ix86_expand_vector_init_one_var): Likewise.
23670 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23672 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23674 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23677 * loop-iv.c: Revert last change.
23678 * emit-rtl.c: Likewise.
23680 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23683 * config/i386/i386.c (type_natural_mode): Remove an extra
23684 space in the warning message.
23685 (function_value_32): Handle 32-byte vector modes.
23686 (return_in_memory_32): Likewise.
23688 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23690 * loop-iv.c (truncate_value): New function.
23691 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23693 (lowpart_subreg): Move to...
23694 * emit-rtl.c: ...here.
23696 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23698 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23699 accidental and undocumented change at revision 140860.
23701 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23703 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23704 take gimple_seq * arguments.
23705 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23706 types_compatible_p langhook.
23708 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23709 Joseph Myers <joseph@codesourcery.com>
23711 * config/arm/arm.c (arm_builtin_va_list): New function.
23712 (arm_expand_builtin_va_start): Likewise.
23713 (arm_gimplify_va_arg_expr): Likewise.
23714 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23715 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23716 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23717 (va_list_type): New variable.
23718 (arm_mangle_type): Mangle va_list_type appropriately.
23720 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23722 PR middle-end/39157
23723 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23724 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23725 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23726 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23727 parameter to 1000 for -O1 by default.
23728 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23730 * loop-invariant.c: Include params.h.
23731 (move_loop_invariants): Don't call move_single_loop_invariants on
23734 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23736 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23737 offset when calculating bounds for indexing stack_usage_map. Fixes
23738 a buffer overflow with certain target setups.
23740 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23743 * calls.c (expand_call): Clear try_tail_call if caller and callee
23744 disagree in promotion of function return value.
23746 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23749 * c-common.c (c_determine_visibility): If visibility changed and
23750 DECL_RTL has been already set, call make_decl_rtl to update symbol
23753 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23756 * varasm.c (assemble_variable): Don't check DECL_NAME when
23757 globalizing a variable.
23759 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23762 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23763 expression before any __builtin_trap call.
23764 * c-typeck.c (build_function_call): Convert and check function
23765 arguments before generating a call to a trap. Evaluate the
23766 function arguments before the trap.
23768 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23771 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23772 (UNSPEC_FXAM_MEM): New unspec.
23773 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23774 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23775 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23777 2009-02-19 Richard Guenther <rguenther@suse.de>
23779 PR tree-optimization/39207
23780 PR tree-optimization/39074
23781 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23782 storedanything_tree): New.
23783 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23784 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23785 (build_succ_graph): Add edges from STOREDANYTHING to all
23787 (init_base_vars): Initialize STOREDANYTHING.
23788 (compute_points_to_sets): Free substitution info after
23789 building the succ graph.
23790 (ipa_pta_execute): Likewise.
23792 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23794 (do_ds_constraint): Do not add to special var or non-pointer
23796 (type_could_have_pointers): Split out from ...
23797 (could_have_pointers): ... here. For arrays use the element type.
23798 (create_variable_info_for): Initialize may_have_pointers.
23799 (new_var_info): Likewise.
23800 (handle_lhs_call): Make the HEAP variable unknown-sized.
23801 (intra_create_variable_infos): Use a type with pointers for
23802 PARM_NOALIAS, make it unknown-sized.
23804 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23807 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23809 2009-02-18 Jason Merrill <jason@redhat.com>
23812 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23813 value if DECL_EXTERNAL.
23814 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23815 * target.h (gcc_target::binds_local_p): Clarify "module".
23816 * tree.h (TREE_PUBLIC): Clarify "module".
23818 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23821 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23822 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23824 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23827 * c.opt (Wabi): Support C and ObjC.
23830 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23832 * config/i386/i386.c (classify_argument): Warn once about the ABI
23833 change when passing union with long double.
23835 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23837 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23840 * c-parser.c (c_parser_compound_statement): Always enter and leave
23843 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23846 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23848 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23850 PR tree-optimization/36922
23851 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23852 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23855 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23857 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23860 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23862 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23864 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23866 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23869 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23870 Richard Sandiford <rdsandiford@googlemail.com>
23872 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23873 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23874 (loongson_biadd): ...this.
23876 2009-02-17 Richard Guenther <rguenther@suse.de>
23878 PR tree-optimization/39202
23879 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23880 a var make sure to follow existing collapses.
23882 2009-02-17 Richard Guenther <rguenther@suse.de>
23884 PR middle-end/39214
23885 * langhooks.c (lhd_print_error_function): Check for NULL block.
23887 2009-02-17 Richard Guenther <rguenther@suse.de>
23889 PR tree-optimization/39204
23890 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23893 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23895 * config/soft-fp/double.h: Update from glibc CVS.
23897 2009-02-17 Richard Guenther <rguenther@suse.de>
23899 PR tree-optimization/39207
23900 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23901 strict-aliasing warnings for pointers pointing to NULL.
23903 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23906 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23907 skipping until next close brace.
23909 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23912 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23913 to function argument boundary.
23915 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23917 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23918 in the lea_add. Reload eventually constraints it properly.
23919 * config/picochip/constraints.md: Remove the target constraint
23920 "b", since it is not needed anymore.
23922 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23924 * gthr-dce.h: Uglify function parameter and local variable names.
23925 * gthr-gnat.h: Likewise.
23926 * gthr-mipssde.h: Likewise.
23927 * gthr-nks.h: Likewise.
23928 * gthr-posix95.h: Likewise.
23929 * gthr-posix.h: Likewise.
23930 * gthr-rtems.h: Likewise.
23931 * gthr-single.h: Likewise.
23932 * gthr-solaris.h: Likewise.
23933 * gthr-tpf.h: Likewise.
23934 * gthr-vxworks.h: Likewise.
23935 * gthr-win32.h: Likewise.
23937 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23940 * config/i386/i386.md: Restrict the new peephole2 to move
23941 between MMX/SSE registers.
23943 2009-02-15 Richard Guenther <rguenther@suse.de>
23946 2009-02-13 Richard Guenther <rguenther@suse.de>
23948 * configure.ac: Enable LFS.
23949 * configure: Re-generate.
23950 * config.in: Likewise.
23952 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23954 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23955 spu_srqwbyte, spu_srqwbytebc): Define.
23956 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23957 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23958 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23959 "shrqby_<mode>"): New insn-and-split patterns.
23960 * config/spu/spu.c (expand_builtin_args): Determine and return
23961 number of operands using spu_builtin_description data.
23962 (spu_expand_builtin_1): Use it.
23964 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23967 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23970 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23973 * config/i386/i386.c (override_options): Correct warning
23974 messages for -malign-loops, -malign-jumps and -malign-functions.
23976 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23979 * config/i386/i386.md: Restrict the new peephole2 to move
23980 between the general purpose registers.
23982 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23985 * config/i386/i386.c (type_natural_mode): Add a new argument.
23986 Return the original mode and warn ABI change if vector size is 32byte.
23987 (function_arg_advance): Updated.
23988 (function_arg): Likewise.
23989 (ix86_function_value): Likewise.
23990 (ix86_return_in_memory): Likewise.
23991 (ix86_sol10_return_in_memory): Likewise.
23992 (ix86_gimplify_va_arg): Likewise.
23993 (function_arg_32): Don't warn ABX ABI change here.
23994 (function_arg_64): Likewise.
23996 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
23998 * loop-iv.c (implies_p): In the final case, test that operands 0
23999 of the two comparisons match.
24001 * config/bfin/bfin.c (find_prev_insn_start): New function.
24002 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24003 (find_next_insn_start): Move.
24005 2009-02-13 Richard Guenther <rguenther@suse.de>
24007 * configure.ac: Enable LFS.
24008 * configure: Re-generate.
24009 * config.in: Likewise.
24011 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24014 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24015 sizes on syntax error after some arguments have been parsed.
24017 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24019 * doc/invoke.texi (-fira): Remove.
24021 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24023 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24024 * recog.c: Likewise.
24027 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24029 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24030 (umul_ppmm): Likewise.
24031 (count_leading_zeros): Likewise.
24032 (count_trailing_zeros): Likewise.
24033 (UMUL_TIME): Likewise.
24035 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24037 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24038 soft-fp/t-softfp to tmake_file.
24040 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24041 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24042 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24043 IA64_BUILTIN_INFQ]: New.
24044 (ia64_init_builtins): Initialize __builtin_infq,
24045 __builtin_fabsq and __builtin_copysignq if not HPUX.
24046 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24047 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24049 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24051 (__fixtfti): Likewise.
24052 (__fixunstfti): Likewise.
24053 (__floattitf): Likewise.
24055 * config/ia64/libgcc-glibc.ver: New.
24056 * config/ia64/t-fprules-softfp: Likewise.
24057 * config/ia64/sfp-machine.h: Likewise.
24059 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24060 (LIBGCC2_TF_CEXT): Likewise.
24061 (TF_SIZE): Likewise.
24062 (TARGET_INIT_LIBFUNCS): Likewise.
24064 * config/ia64/t-glibc (SHLINB_MAPFILES):
24065 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24067 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24069 * config/i386/i386.c (construct_container): Rewrite processing
24070 BLKmode with X86_64_SSE_CLASS.
24072 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24075 * config/i386/i386.md: Replace simplify_replace_rtx with
24076 replace_rtx in the new peephole2.
24078 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24080 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24081 loop unrolling do not happen at -O2.
24083 2009-02-12 Michael Matz <matz@suse.de>
24085 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24087 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24089 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24092 2009-02-12 Ben Elliston <bje@au.ibm.com>
24094 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24095 patterns when updating the back chain. Missed in the 2009-02-10
24098 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24100 * doc/extend.texi (Decimal Floating Types): Update identifier of
24101 draft TR and list of missing support.
24103 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24105 PR middle-end/39154
24106 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24107 bit to variable length decl's flags, add it also to its
24108 pointer replacement variable.
24110 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24111 Jakub Jelinek <jakub@redhat.com>
24114 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24115 (memory_blockage): New expander.
24116 (*memory_blockage): New insn pattern.
24117 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24118 instead of general blockage at the end of function prologue when
24119 frame pointer is used to access red zone area. Do not emit blockage
24120 when profiling, it is emitted in generic code.
24121 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24122 function epilogue when frame pointer is used to access red zone area.
24124 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24127 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24128 by arithmetic with memory operands.
24129 * config/i386/predicates.md (commutative_operator): New.
24131 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24133 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24136 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24138 * alias.h (record_alias_subset): Declare.
24139 * alias.c (record_alias_subset): Make global.
24141 2009-02-10 Nick Clifton <nickc@redhat.com>
24143 * tree-parloops.c: Change license to GPLv3.
24144 * ipa-struct-reorg.c: Change license to GPLv3.
24145 * ipa-struct-reorg.h: Change license to GPLv3.
24147 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24150 * c-decl.c (start_struct): Return NULL on error.
24152 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24154 PR middle-end/39124
24155 * cfgloopmanip.c (remove_path): Call remove_bbs after
24156 cancel_loop_tree, not before it.
24159 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24160 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24161 VAR_DECLs were seen.
24162 * tree-ssa-live.c (remove_unused_locals): Recompute
24163 cfun->has_local_explicit_reg_vars.
24164 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24165 copies or clearings if cfun->has_local_explicit_reg_vars.
24167 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24170 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24171 of function prologue when frame pointer is used to access
24174 2009-02-10 Richard Guenther <rguenther@suse.de>
24176 PR middle-end/39127
24177 * gimplify.c (gimple_regimplify_operands): Always look if
24178 we need to create a temporary.
24180 2009-02-10 Richard Guenther <rguenther@suse.de>
24182 PR tree-optimization/39132
24183 * tree-loop-distribution.c (todo): New global var.
24184 (generate_memset_zero): Trigger TODO_rebuild_alias.
24185 (tree_loop_distribution): Return todo.
24187 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24190 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24191 (x86_64_reg_class_name): Removed.
24192 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24193 first one isn't X86_64_SSE_CLASS or any other ones aren't
24194 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24195 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24196 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24197 and 3 X86_64_SSEUP_CLASS.
24198 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24199 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24201 2009-02-10 Ben Elliston <bje@au.ibm.com>
24203 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24204 form instruction to update the stack back chain word, even if the
24205 user has disabled the generation of update instructions.
24206 (movdi_<mode>_update_stack): New.
24207 (movsi_update_stack): Likewise.
24208 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24209 always use an update form instruction to update the stack back
24212 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24214 PR middle-end/38953
24215 * graphite.c (if_region_set_false_region): After moving a region in
24216 the false branch of a condition, remove the empty dummy basic block.
24217 (gloog): Remove wrong fix for PR38953.
24219 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24221 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24222 generation due to implicit sign extension.
24224 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24226 PR middle-end/38981
24227 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24228 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24230 2009-02-09 Richard Guenther <rguenther@suse.de>
24232 PR middle-end/35202
24233 * convert.c (convert_to_real): Disable (float)fn((double)x)
24234 to fnf(x) conversion if errno differences may occur and
24235 -fmath-errno is set.
24237 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24239 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24240 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24241 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24243 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24246 * c-common.c (handle_alias_attribute): Disallow attribute for
24247 anything not a FUNCTION_DECL or VAR_DECL.
24249 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24252 * real.c (do_compare): Special-case compare of zero against
24253 decimal float value.
24255 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24258 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24259 as indicating flexible array members unless the field itself is
24260 being declarared as the incomplete array.
24262 2009-02-06 Jan Hubicka <jh@suse.cz>
24264 PR tree-optimization/38844
24265 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24266 is already inlined.
24268 2009-02-06 Richard Guenther <rguenther@suse.de>
24270 PR middle-end/38977
24271 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24272 fork because we may expand it as __gcov_fork.
24274 2009-02-06 Nick Clifton <nickc@redhat.com>
24276 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24278 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24280 PR tree-optimization/35659
24281 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24282 vn_phi_eq): Shortcut if hashcode does not match.
24283 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24285 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24286 and avoid iterative_hash_expr.
24287 (FOR_EACH_VALUE_ID_IN_SET): New.
24288 (value_id_compare): Remove.
24289 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24290 sort expressions by value id.
24292 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24295 * config/sh/predicates.md (general_movsrc_operand): Don't check
24296 the subreg of system registers here.
24298 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24301 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24302 on the copied decl.
24304 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24306 PR rtl-optimization/39110
24307 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24308 addresses, not aligned ones.
24310 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24311 Richard Guenther <rguenther@suse.de>
24313 PR tree-optimization/39100
24314 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24315 comment says and add edges.
24317 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24320 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24321 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24323 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24325 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24326 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24327 register_bb_in_sese, new_sese, free_sese): Moved.
24328 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24329 outermost_loop_in_scop, build_scop_iteration_domain,
24330 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24331 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24332 Use loop_in_sese_p instead of loop_in_scop_p.
24333 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24334 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24335 (scopdet_basic_block_info): Fix bug in scop detection.
24336 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24337 eq_loop_to_cloog_loop): Remove.
24338 (nb_loops_around_loop_in_scop, nb_loop
24339 ref_nb_loops): Moved here...
24340 * graphite.h (ref_nb_loops): ... from here.
24341 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24342 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24343 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24344 * testsuite/gcc.dg/graphite/scop-19.c: New
24346 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24347 Hans-Peter Nilsson <hp@axis.com>
24349 PR rtl-optimization/37889
24350 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24351 Move offset handling from PLUS to before the switch. Use new
24352 arguments when considering SYMBOL_REFs too.
24353 (rtx_addr_can_trap_p): Pass dummy offset and size.
24354 (enum may_trap_p_flags): Remove.
24355 (may_trap_p_1): Pass size from MEM_SIZE.
24357 PR rtl-optimization/38921
24358 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24359 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24360 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24361 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24363 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24365 AVX Programming Reference (January, 2009)
24366 * config/i386/sse.md (*vpclmulqdq): New.
24368 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24370 PR tree-optimization/38977
24371 PR gcov-profile/38292
24372 * calls.c (special_function_p): Disregard __builtin_ prefix.
24374 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24376 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24377 non-indexable addresses even before reload.
24379 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24382 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24383 as having variable size. Do not give an error for unnamed
24384 parameters with [*] declarators. Give a warning for type names
24385 with [*] declarators and mark them as variable size.
24386 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24387 for sizeof applied to [*] type names.
24389 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24392 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24394 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24396 * gcc.c (process_command): Update copyright notice dates.
24397 * gcov.c (print_version): Likewise.
24398 * gcov-dump.c (print_version): Likewise.
24399 * mips-tfile.c (main): Likewise.
24400 * mips-tdump.c (main): Likewise.
24402 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24405 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24406 for composite type involving a zero-length array type.
24408 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24411 * function.c (match_asm_constraints_1): Skip over
24412 initial optional % in the constraint.
24414 PR inline-asm/39059
24415 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24416 supported, don't accept FIXED_CSTs.
24417 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24418 and _Sat is used without _Fract/_Accum. Set specs->type to
24419 integer_type_node for cts_fract/cts_accum if fixed point is not
24422 2009-02-02 Catherine Moore <clm@codesourcery.com>
24424 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24426 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24428 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24429 (ABI_HAS_64BIT_SYMBOLS): Use it.
24430 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24432 2009-02-02 Paul Brook <paul@codesourcery.com>
24434 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24436 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24438 PR inline-asm/39058
24439 * recog.h (asm_operand_ok): Add constraints argument.
24440 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24441 recurse on matching constraint.
24442 (check_asm_operands): Pass constraints as 3rd argument to
24443 asm_operand_ok. Don't look up matching constraint here.
24444 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24447 2009-02-02 Ben Elliston <bje@au.ibm.com>
24449 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24450 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24452 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24454 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24455 information. Remove some obsolete information. Reorganize.
24457 * config/pa/fptr.c: Revert license to GPL 2.
24458 * config/pa/milli64.S: Likewise.
24460 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24463 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24464 LIBRARY name in, instead of hard-coding it.
24465 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24466 extra target make frag to tmake_files according to EH model.
24467 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24468 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24469 frags that define makefile variable EH_MODEL appropriately.
24470 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24471 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24472 to "-sjlj" according to type of EH configured.
24473 (LIBGCC_SONAME): Concatenate it to shared library base name.
24474 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24475 to "_sjlj" according to type of EH configured.
24476 (LIBGCC_SONAME): Concatenate it to shared library base name.
24477 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24478 (SHLIB_LINK): Add missing semicolon to if-else construct.
24479 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24480 string value of "pe_dll" command-line option.
24481 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24482 (SHLIB_SONAME): Use it when overriding t-cygming default.
24483 (SHLIB_IMPLIB): Override t-cygming default.
24484 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24485 string value of "pe_dll" command-line option.
24487 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24490 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24491 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24493 2009-01-31 Richard Guenther <rguenther@suse.de>
24495 PR tree-optimization/38937
24496 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24497 computing the transitive closure.
24499 2009-01-30 Richard Guenther <rguenther@suse.de>
24501 PR tree-optimization/39041
24502 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24503 Propagate variable indices only if the types match for this stmt.
24505 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24508 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24509 inline but never defined.
24511 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24513 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24514 (*insv_h_di_reg_extimm): New insn.
24515 (*insv_l<mode>_reg_extimm): New insn.
24517 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24519 * config/picochip/picochip.c (flag_conserve_stack): set
24520 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24521 fconserve-stack. Reduce call-overhead used by inliner.
24523 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24526 * common.opt (flag_conserve_stack): Initialised to zero.
24528 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24531 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24532 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24535 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24537 * ira-color.c (allocno_reload_assign): Update comments.
24538 * regmove.c (regmove_optimize): Likewise.
24542 2009-01-29 Robert Millan <rmh@aybabtu.com>
24544 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24545 * config/i386/kopensolaris-gnu.h: New file. Undefine
24546 `MD_UNWIND_SUPPORT'.
24547 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24549 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24551 PR tree-optimization/39007
24552 * tree-loop-distribution.c (generate_builtin): Use
24553 recompute_dominator to compute the immediate dominator of the
24554 basic block just after the loop.
24556 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24558 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24559 (ASM_OUTPUT_DWARF_PCREL): Define.
24561 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24563 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24564 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24565 global. Modify entries about regmove and IRA.
24567 * ra-conflict.c: Remove the file.
24569 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24571 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24572 (pass_regclass_init): Rename to pass_reginfo_init.
24574 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24576 * toplev.h (flag_ira): Remove.
24578 * caller-save.c (setup_save_areas): Remove flag_ira.
24580 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24582 * global.c: Remove the file.
24584 * opts.c (decode_options): Remove flag_ira.
24586 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24588 * regmove.c: Modify file description.
24589 (find_use_as_address, try_auto_increment): Define them only if
24590 AUTO_INC_DEC is defined.
24591 (replacement_quality, replace_in_call_usage, fixup_match_1,
24592 stable_and_no_regs_but_for_p): Remove.
24593 (reg_set_in_bb): Make it static.
24594 (regmove_optimize): Remove flag_ira and code which worked for
24597 * local-alloc.c: Remove the file.
24599 * common.opt (fira): Remove.
24601 * ira.c: Include except.h.
24602 (eliminable_regset): Move from global.c.
24603 (mark_elimination): Ditto. Remove flag_ira.
24604 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24605 equiv_mem_modified, validate_equiv_mem_from_store,
24606 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24607 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24608 no_equiv, recorded_label_ref): Move from local-alloc.c.
24609 (update_equiv_regs): Ditto. Make it static.
24610 (print_insn_chain, print_insn_chains): Move it from global.c.
24611 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24612 (build_insn_chain): Ditto. Make it static.
24613 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24614 Rename to init_live_subregs.
24615 (gate_ira): Remove flag_ira.
24617 * regclass.c: Rename reginfo.c. Change file description.
24618 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24619 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24620 (init_reg_sets_1): Remove code for evaluation of
24621 reg_class_superclasses and losing_caller_save_reg_set.
24622 (init_regs): Remove init_reg_autoinc.
24623 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24624 ok_for_base_p_nonstrict): Remove.
24625 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24626 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24627 corresponding entries.
24628 (dump_regclass, record_operand_costs, scan_one_insn,
24629 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24630 record_address_regs, auto_inc_dec_reg_p): Remove.
24631 (gt-regclass.h): Rename to gt-reginfo.h.
24633 * rtl.h (dump_global_regs, retry_global_alloc,
24634 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24636 * Makefile.in (RA_H): Remove.
24637 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24638 Rename regclass.o to reginfo.o.
24639 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24641 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24642 (GTFILES): Rename regclass.c to reginfo.c.
24644 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24645 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24647 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24648 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24650 (finish_spills): Ditto. Remove code for !flag_ira.
24652 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24654 PR middle-end/35854
24655 * doc/invoke.texi (rtl debug options): Complete rewrite.
24656 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24658 * mode-switching.c (pass_mode_switching): Rename pass from
24659 "mode-sw" to "mode_sw".
24660 * except.c (pass_convert_to_eh_ranges): Rename pass from
24661 "eh-ranges" to "eh_ranges".
24662 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24666 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24667 Alexander Monakov <amonakov@ispras.ru>
24669 PR middle-end/38857
24670 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24672 (move_exprs_to_boundary): Change return type and pass through
24673 should_move from move_op. Relax assert. Update usage ...
24674 (schedule_expr_on_boundary): ... here. Use should_move instead of
24676 (move_op_orig_expr_found): Indicate that insn was disconnected from
24678 (code_motion_process_successors): Do not call after_merge_succs
24679 callback if original expression was not found when traversing any of
24681 (code_motion_path_driver): Change return type. Update prototype.
24682 (move_op): Update comment. Add a new parameter (should_move). Update
24683 prototype. Set *should_move based on indication provided by
24684 move_op_orig_expr_found.
24686 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24688 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24689 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24690 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24691 * config/rs6000/rs6000.c (rs6000_override_options): Default
24692 avoid-indexed-addresses on for Power6, off for everything else.
24693 (avoiding_indexed_address_p): New function.
24694 (rs6000_legitimize_address): Use it.
24695 (rs6000_legitimate_address): Likewise.
24696 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24698 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24700 PR tree-optimization/38997
24701 * tree-loop-distribution.c (generate_memset_zero): Use
24702 POINTER_PLUS_EXPR for a pointer addition.
24704 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24706 * config/s390/s390.md (bswap<mode>2): New pattern added.
24708 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24710 * config/s390/s390.md (*tls_load_31): Added type attribute.
24712 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24714 * config/s390/s390.md: Fix a few comments.
24716 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24718 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24719 (*tm<mode>_full): Fixed z10prop attribute.
24720 (*tst<mode>_extimm): Fixed z10prop attribute.
24721 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24722 (*tstqiCCT_cconly): Fixed z10prop attribute.
24723 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24724 (*movsi_larl): Fixed z10prop attribute.
24725 (*movsi_zarch): Fixed z10prop attribute.
24726 (*movsi_eas): Fixed z10prop attribute.
24727 (*movhi): Fixed z10prop attribute.
24728 (*movqi): Fixed z10prop attribute.
24729 (*movstrictqi): Fixed z10prop attribute.
24730 (*mov<mode>): Fixed z10prop attribute.
24731 (*movcc): Fixed z10prop attribute.
24732 (*sethighpartdi_64): Fixed z10prop attribute.
24733 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24734 (*negdi2_sign_cc): Fixed z10prop attribute.
24735 (*negdi2_sign): Fixed z10prop attribute.
24736 (*absdi2_sign_cc): Fixed z10prop attribute.
24737 (*absdi2_sign): Fixed z10prop attribute.
24738 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24739 (*negabsdi2_sign): Fixed z10prop attribute.
24740 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24741 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24742 (doloop_si64): Fixed z10prop attribute.
24743 (doloop_si31): Fixed z10prop attribute.
24744 (doloop_long): Fixed z10prop attribute.
24745 (indirect_jump): Fixed z10prop attribute.
24746 (nop): Fixed z10prop attribute.
24747 (main_base_64): Fixed z10prop attribute.
24748 (reload_base_64): Fixed z10prop attribute.
24750 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24752 PR rtl-optimization/38740
24753 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24755 * config/mips/mips.c (mips_reorg): Likewise.
24757 2009-01-28 Richard Guenther <rguenther@suse.de>
24759 PR tree-optimization/38926
24760 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24761 with the correct value id to a value.
24762 (do_regular_insertion): Use the value number of edoubleprime
24763 for the value number of the expr.
24766 2008-08-21 Richard Guenther <rguenther@suse.de>
24768 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24769 a PHI ask VN if it is already available.
24770 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24771 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24773 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24775 PR middle-end/38934
24776 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24777 set to varying whenever max has TREE_OVERFLOW set, similarly
24778 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24780 2009-01-28 Richard Guenther <rguenther@suse.de>
24782 PR middle-end/38908
24783 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24784 uninitialized aggregate uses in call arguments.
24786 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24788 PR tree-optimization/38984
24789 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24790 the nothing_id variable if -fno-delete-null-pointer-checks.
24792 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24795 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24796 (set_got_offset_rex64): Ditto.
24798 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24801 * doc/extend.texi: Improve local variable with asm reg.
24803 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24805 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24806 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24807 was not supplied then set warn_packed_bitfield_compat to the
24808 default value of 1.
24809 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24812 2009-01-27 Richard Guenther <rguenther@suse.de>
24814 PR tree-optimization/38503
24815 * cfgexpand.c (expand_gimple_basic_block): Ignore
24816 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24817 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24818 variables that cannot have TBAA applied.
24819 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24822 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24824 PR middle-end/38969
24825 * calls.c (initialize_argument_information): Do not wrap complex
24826 arguments in SAVE_EXPR.
24828 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24830 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24831 (INSTALL_LIBGCC): Revert typo commit.
24833 2009-01-26 Richard Guenther <rguenther@suse.de>
24835 PR tree-optimization/38745
24836 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24837 from special handling.
24839 2009-01-26 Richard Guenther <rguenther@suse.de>
24841 PR tree-optimization/38745
24842 * tree-ssa.c (execute_update_addresses_taken): Do not include
24843 variables that cannot possibly be a register in not_reg_needs.
24844 Do not clear TREE_ADDRESSABLE on vars that may not become
24846 * tree-ssa.c (update_alias_info_1): Include those in the set
24847 of addressable vars.
24849 2009-01-26 Richard Guenther <rguenther@suse.de>
24851 PR middle-end/38851
24852 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24853 * tree-ssa-dse.c: Include langhooks.h
24854 (execute_simple_dse): Remove stores with zero size.
24856 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24859 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24862 2009-01-24 Julian Brown <julian@codesourcery.com>
24864 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24865 config/arm/linux-atomic.c.
24866 * config/arm/linux-atomic.c: New.
24868 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24870 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24871 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24872 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24874 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24877 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24880 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24882 PR tree-optimization/38953
24883 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24884 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24885 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24886 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24889 2009-01-24 Paul Brook <paul@codesourcery.com>
24891 * config/arm/neon.md (neon_type): Move to arm.md.
24892 (neon_mov<VSTRUCT>): Add neon_type attribute.
24893 * config/arm/arm.md (neon_type): Move to here.
24894 (conds): Add "unconditioal" and use as default for NEON insns.
24896 2009-01-24 Ben Elliston <bje@au.ibm.com>
24898 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24899 void *' warning from -Wc++-compat.
24900 * Makefile.in (dominance.o-warn): Remove.
24902 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24904 PR tree-optimization/38932
24905 * fold-const.c (fold_unary_ignore_overflow): New.
24906 * tree.h (fold_unary_ignore_overflow): Declare.
24907 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24908 * tree-ssa-sccvn.c (visit_reference_op_load,
24909 simplify_unary_expression): Likewise.
24911 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24913 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24914 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24915 regardless of their type.
24916 * c-common.c (handle_packed_attribute): Don't ignore packed on
24918 * c.opt (Wpacked-bitfield-compat): New warning option.
24919 * stor-layout.c (place_field): Warn if offset of a field changed.
24920 * doc/extend.texi (packed): Mention the ABI change.
24921 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24922 (Warning Options): Add it to the list.
24924 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24926 * c-opts.c (c_common_post_options): Fix a typo in comments.
24928 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24930 PR middle-end/38615
24931 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24932 variables to static.
24933 * doc/invoke.texi (-fmerge-all-constants): Update description.
24935 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24938 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24939 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24941 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24943 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24945 (LOCAL_ALIGNMENT): Similarly.
24947 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24948 Joseph Myers <joseph@codesourcery.com>
24950 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24951 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24952 * config/arm/arm-tune.md: Regenerate.
24953 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24956 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24958 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24959 version number to five.
24961 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24964 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24965 * c-common.c (set_underlying_type): Likewise.
24966 (is_typedef_decl ): Likewise
24968 (set_underlying_type): Likewise.
24969 (is_typedef_type): Likewise.
24971 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24973 PR middle-end/38587
24974 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24977 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24980 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24981 (LIBGCC_SPEC): Don't define.
24982 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24984 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24986 PR rtl-optimization/38879
24987 * alias.c (base_alias_check): Unaligned access via AND address can
24988 alias all surrounding object types except those with sizes equal
24989 or wider than the size of unaligned access.
24991 2009-01-21 Dodji Seketeli <dodji@redhat.com>
24994 * c-decl.c (clone_underlying_type): Move this ...
24995 * c-common.c (set_underlying_type): ... here.
24996 Also, make sure the function properly sets TYPE_STUB_DECL() on
24997 the newly created typedef variant type.
24998 (is_typedef_decl ): New entry point.
24999 * tree.h: Added a new member member_types_needing_access_check to
25000 struct tree_decl_non_common.
25001 (set_underlying_type): New entry point.
25002 (is_typedef_type): Likewise.
25004 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25006 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25007 Check whether two instructions have memory references that
25008 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25009 are helper functions for traversing.
25010 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25011 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25012 not to draw dependency edge for instructions with non-conflicting
25015 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25018 * longlong.h: Update copyright years. Use soft-fp license notice.
25019 Sync __clz_tab declaration with glibc.
25021 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25024 * doc/extend.texi (syscall_linkage): New.
25025 (version_id): Modify.
25027 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25028 Richard Guenther <rguenther@suse.de>
25030 PR tree-optimization/38747
25031 PR tree-optimization/38748
25032 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25033 conversion if the base address is an indirect reference and the
25034 aliasing sets could cause issues.
25036 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25038 * common.opt (fgraphite, fgraphite-identity): Add comment for
25039 explaining why these options are not documented.
25041 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25043 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25044 gimple_call_lhs is NULL.
25046 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25049 * emit-rtl.c (adjust_address_1): Make sure memref is never
25052 2009-01-20 Ben Elliston <bje@au.ibm.com>
25054 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25055 const qualifier from arg parameter. Remove unnecessary cast to char *.
25056 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25057 const qualifier from arg 2.
25059 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25061 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25063 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25066 * rtl.h (reinit_regs): New prototype.
25067 * regclass.c: Include ira.h.
25068 (reinit_regs): New.
25069 * Makefile.in (regclass.o): Add ira.h.
25070 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25072 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25075 * c-common.c (handle_aligned_attribute): Use
25076 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25077 default alignment value.
25079 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25081 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25082 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25084 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25085 __BIGGEST_ALIGNMENT__.
25087 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25089 2009-01-18 Richard Guenther <rguenther@suse.de>
25091 PR tree-optimization/38819
25092 * tree-flow.h (operation_could_trap_helper_p): Declare.
25093 * tree-eh.c (operation_could_trap_helper_p): Export.
25094 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25095 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25096 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25097 are about to insert a possibly trapping instruction and fail
25100 2009-01-18 Andreas Schwab <schwab@suse.de>
25102 * doc/install.texi (Configuration): Remove obsolete paragraph
25103 about use of --with-gnu-ld with --with-gnu-as.
25105 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25107 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25108 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25109 Follow spelling conventions.
25111 2009-01-18 Ben Elliston <bje@au.ibm.com>
25113 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25114 C++ warning about implicit conversion from void * to struct
25116 (bitmap_obstack_free): Likewise for bitmap_element *.
25117 * Makefile.in (bitmap.o-warn): Remove.
25119 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25121 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25123 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25124 Tobias Grosser <tobi.grosser@amd.com>
25126 * graphite.c (graphite_trans_scop_block): Do not block single
25129 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25131 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25132 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25133 test with assertion.
25135 2009-01-16 Richard Guenther <rguenther@suse.de>
25137 PR tree-optimization/38835
25138 PR middle-end/36227
25139 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25140 and INT + PTR -> (INT)(PTR p+ INT) folding.
25141 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25143 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25146 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25147 the subreg from a lowpart subreg if it is also casting the value.
25149 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25150 Tobias Grosser <tobi.grosser@amd.com>
25152 * graphite.c (compare_prefix_loops): New.
25153 (build_scop_canonical_schedules): Rewritten.
25154 (graphite_transform_loops): Move build_scop_canonical_schedules
25155 after build_scop_iteration_domain.
25157 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25158 Tobias Grosser <tobi.grosser@amd.com>
25160 * graphite.c (add_conditions_to_domain): Add the loops to
25161 the dimension of the iteration domain. Do copy the domain
25162 only when it exists.
25163 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25164 (add_conditions_to_constraints): New.
25165 (can_generate_code_stmt, can_generate_code): Removed.
25166 (gloog): Do not call can_generate_code.
25167 (graphite_transform_loops): Call add_conditions_to_constraints
25168 after building the iteration domain.
25170 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25172 PR tree-optimization/38789
25173 * tree-ssa-threadedge.c
25174 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25175 __builtin_constant_p.
25177 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25179 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25180 examined before deleting them.
25182 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25184 * function.c (aggregate_value_p): Correctly extract the function
25185 type from CALL_EXPR_FN lookup.
25187 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25189 * config/picochip/picochip.c (picochip_override_options): Revert
25190 CFI asm flag disable commited previously.
25192 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25193 Tobias Grosser <tobi.grosser@amd.com>
25194 Jan Sjodin <jan.sjodin@amd.com>
25196 * graphite.c (scan_tree_for_params): On substractions negate
25197 all the coefficients of the term.
25198 (clast_to_gcc_expression_red): New. Handle reduction expressions
25199 of more than two operands.
25200 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25201 (get_vdef_before_scop): Handle also the case of default definitions.
25203 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25205 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25206 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25207 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25209 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25210 Joey Ye <joey.ye@intel.com>
25212 PR middle-end/37843
25213 * cfgexpand.c (expand_stack_alignment): Don't update stack
25214 boundary nor check incoming stack boundary here.
25215 (gimple_expand_cfg): Update stack boundary and check incoming
25216 stack boundary here.
25218 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25220 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25222 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25224 PR rtl-optimization/38245
25225 * calls.c (expand_call): Add stack arguments to
25226 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25227 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25228 in regs and partially in memory or BLKmode arguments.
25229 (emit_library_call_value_1): Add stack arguments to
25230 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25231 ACCUMULATE_OUTGOING_ARGS).
25232 * dce.c: Include tm_p.h.
25233 (find_call_stack_args): New function.
25234 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25236 (mark_insn): Call find_call_stack_args for CALL_Ps.
25237 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25238 forwards. Allocate and free arg_stores bitmap if needed, pass it
25239 down to deletable_insn_p, don't mark stores set in arg_stores
25240 bitmap, clear the bitmap at the beginning of each bb.
25241 * Makefile.in (dce.o): Depend on $(TM_P_H).
25243 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25246 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25247 to make sure the insn is a conditional test (bug 22599). Reformat a
25250 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25252 PR middle-end/38431
25253 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25254 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25255 (gloog): Do not call cleanup_tree_cfg.
25256 (graphite_transform_loops): Call cleanup_tree_cfg after all
25257 scops have been code generated.
25259 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25260 * doc/gty.texi (Invoking the garbage collector): Added new node
25261 and section documenting ggc_collect.
25263 2009-01-14 Richard Guenther <rguenther@suse.de>
25265 PR tree-optimization/38826
25266 PR middle-end/38477
25267 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25268 initialization notes only if we actually emitted a warning.
25269 (intra_create_variable_infos): Add constraints for a result decl
25270 that is passed by hidden reference.
25271 (build_pred_graph): Mark all related variables non-direct on
25274 2009-01-14 Nick Clifton <nickc@redhat.com>
25276 * ira-conflicts.c: Include addresses.h for the definition of
25278 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25279 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25281 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25284 * Makefile.in (ira-lives.o): Add except.h.
25286 * ira-lives.c: Include except.h.
25287 (process_bb_node_lives): Process can_throw_internal.
25289 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25291 PR rtl-optimization/38774
25292 * combine.c (simplify_set): When undoing cc_use change, don't do
25293 PUT_CODE on the newly created comparison, but instead put back the
25296 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25298 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25299 values. Remove duplicate arm8 entry.
25301 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25303 PR tree-optimization/38786
25304 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25305 the SSA_NAME case of expand_scalar_variables_expr.
25306 Set the type of an expression to the type of its assign statement.
25307 (expand_scalar_variables_expr): Also gather the scalar computation
25308 used to index the memory access. Do not pass loop_p.
25309 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25310 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25311 the gimple_stmt_iterator where it inserts new code.
25312 Do not pass loop_p.
25313 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25314 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25316 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25318 * graphite.h (debug_value): Removed.
25319 * graphite.c (debug_value): Removed.
25321 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25323 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25324 ldrd/strd with two 32-bit instructions.
25326 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25328 * config/arm/arm.c (struct processors): Pass for speed down into
25329 cost helper functions.
25330 (const_ok_for_op): Handle COMPARE and inequality nodes.
25331 (arm_rtx_costs_1): Rewrite.
25332 (arm_size_rtx_costs): Update prototype.
25333 (arm_rtx_costs): Pass speed down to helper functions.
25334 (arm_slowmul_rtx_costs): Rework cost calculations.
25335 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25336 (arm_9e_rtx_costs): Likewise.
25338 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25340 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25341 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25342 (alpha_legitimize_address): Do not split local symbols wider than
25343 UNITS_PER_WORD into HIGH/LO_SUM parts.
25345 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25348 * gcc.c (process_command): Replace call to execvp with calls
25349 to pex_one and exit.
25351 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25354 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25355 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25356 variant for devices with 3-byte PC.
25357 (__tablejump_elpm__): New.
25359 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25362 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25363 offsetof member-designator, handle it as `[0].'.
25365 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25367 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25368 function when not using named sections on targets with named sections
25369 if branch distance is less than 262132.
25371 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25373 * combine.c (combine_instructions): Recompute
25374 optimize_this_for_speed_p for each BB in the main combine loop.
25376 2009-01-12 Tomas Bily <tbily@suse.cz>
25379 * tree-loop-distribution.c (prop_phis): New function.
25380 (generate_builtin): Call prop_phis.
25381 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25383 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25385 PR tree-optimization/38807
25386 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25387 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25389 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25391 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25392 subreg of op0 to the original op0.
25394 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25396 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25398 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25401 * mips-tfile.c (parse_def): Fix parsing of def strings
25402 starting with digits.
25404 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25407 * config/arm/arm.c (arm_is_long_call_p): Don't call
25408 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25410 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25412 * regrename.c (regrename_optimize): Fix dumping.
25413 (find_oldest_value_reg): Preserve REG_POINTER.
25414 (copy_hardreg_forward_1): Likewise.
25416 2009-01-09 Diego Novillo <dnovillo@google.com>
25418 * gimple.h (struct gimple_statement_base) <uid>: Document
25419 the restrictions on its use.
25420 (gimple_uid): Tidy.
25421 (gimple_set_uid): Tidy.
25423 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25425 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25426 zero guard even if align_bytes != 0 and count is smaller than
25429 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25431 PR rtl-optimization/38495
25432 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25433 (add_range_and_copies_from_move_list): Print all added ranges.
25434 Add ranges to memory optimized destination.
25436 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25440 * config/i386/i386.c (override_options): Reject
25441 -mstringop-strategy=rep_8byte with -m32.
25442 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25443 to 1. Do count comparison against epilogue_size_needed at compile
25444 time even when count_exp was constant forced into register. For
25445 size_needed don't jump to epilogue, instead just avoid aligning
25446 and invoke the body algorithm. If need_zero_guard, add zero guard
25447 even if count is non-zero, but smaller than size_needed + number of
25448 bytes that could be stored for alignment.
25449 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25450 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25451 but smaller than size_needed + number of bytes that could be stored
25452 for alignment. Compare size_needed with epilogue_size_needed instead
25453 of desired_align - align, don't adjust size_needed, pass
25454 epilogue_size_needed to the epilogue expanders.
25457 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25459 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25461 * pa.c (last_address): Change to unsigned.
25462 (update_total_code_bytes): Change argument to unsigned. Don't
25463 check if insn addresses are set.
25464 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25465 addresses are not set.
25466 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25468 2009-01-09 Nick Clifton <nickc@redhat.com>
25470 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25471 DECL_DECLARED_INLINE_P.
25473 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25475 PR middle-end/38347
25476 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25477 GET_MODE (op0) in operand_subword_force calls.
25479 PR middle-end/38771
25480 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25481 fold_convert arg0 operands to TREE_TYPE (op0) first.
25483 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25485 * params.def (ira-max-conflict-table-size): Decrease default value
25488 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25490 PR tree-optimization/37031
25491 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25493 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25494 allocate it using gc instead of heap, use VEC_quick_push instead of
25496 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25497 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25498 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25499 allocated vector from heap allocated.
25500 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25501 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25502 vector only after perfect_loop_nest_depth call.
25504 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25505 Jan Sjodin <jan.sjodin@amd.com>
25507 PR tree-optimization/38559
25508 * graphite.c (debug_value, copy_constraint,
25509 swap_constraint_variables, scale_constraint_variable, ): New.
25510 (get_lower_bound, get_upper_bound): Removed.
25511 (graphite_trans_bb_strip_mine): Clean up this code that works
25512 only for constant number of iterations. Fully copy upper and
25513 lower bound constraints, not only the constant part of them.
25514 * graphite.h (debug_value): Declared.
25516 2009-01-08 Ira Rosen <irar@il.ibm.com>
25518 PR tree-optimization/37194
25519 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25520 Don't add the cost of cost model guard in prologue to scalar
25521 outside cost in case of known number of iterations.
25523 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25524 Alan Modra <amodra@bigpond.net.au>
25526 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25527 non-word-aligned REG+CONST addressing.
25529 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25532 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25533 free_after_compilation when outputting a thunk.
25534 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25535 Do not call free_after_compilation here.
25537 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25539 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25540 (ix86_valid_target_attribute_inner_p): Ditto.
25542 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25544 PR tree-optimization/38492
25545 PR tree-optimization/38498
25546 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25547 * tree-chrec.h (scev_is_linear_expression): Declared.
25548 * graphite.c (graphite_cannot_represent_loop_niter): New.
25549 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25550 (graphite_loop_normal_form): Use gcc_assert.
25551 (scan_tree_for_params): Use CASE_CONVERT.
25552 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25553 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25554 Use gcc_assert. Discard scops that contain unhandled cases.
25555 (build_scop_conditions): Return a boolean status for unhandled cases.
25556 (strip_mine_profitable_p): Print the loop number, not its depth.
25557 (is_interchange_valid): Pass the depth of the loop nest, don't
25558 recompute it wrongly.
25559 (graphite_trans_bb_block): Same.
25560 (graphite_trans_bb_block): Print tentative of loop blocking.
25561 (graphite_trans_scop_block): Do not print that the loop has been
25563 (graphite_transform_loops): Do not handle scops that contain condition
25566 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25568 AVX Programming Reference (December, 2008)
25569 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25570 (_mm256_stream_pd): Likewise.
25571 (_mm256_stream_ps): Likewise.
25573 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25574 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25575 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25576 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25577 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25578 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25579 (ix86_expand_special_args_builtin): Likewise.
25581 * config/i386/sse.md (AVXMODEDI): New.
25582 (avx_movnt<mode>): Likewise.
25583 (avx_movnt<mode>): Likewise.
25584 (<sse>_movnt<mode>): Remove AVX support.
25585 (sse2_movntv2di): Likewise.
25587 2009-01-07 Richard Guenther <rguenther@suse.de>
25589 PR middle-end/38751
25590 * fold-const.c (extract_muldiv): Remove obsolete comment.
25591 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25592 to PLUS_EXPR canonicalization for the canonicalization.
25594 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25596 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25597 hosted cross-compilers generating less efficient code.
25599 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25601 * function.h (rtl_data): Add a dbr_scheduled_p field.
25602 * reorg.c (dbr_schedule): Set it.
25603 (gate_handle_delay_slots): Check it.
25604 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25605 (mips_reorg): Check flag_delayed_branch instead of
25606 mips_base_delayed_branch.
25607 (mips_override_options): Don't set mips_base_delayed_branch
25608 or flag_delayed_branch.
25610 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25612 PR rtl-optimization/38426.
25613 * ira.c (ira): Set current_function_is_leaf earlier.
25615 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25617 PR rtl-optimization/38722
25618 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25619 too early, only set a flag and modify after last possible
25622 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25625 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25626 * real.c (decimal_single_format): Correct values of emin and emax.
25627 (decimal_double_format): Ditto.
25628 (decimal_quad_format): Ditto.
25629 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25630 computation of DECnn_MIN and DECnn_MAX for corrected values of
25631 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25632 __DECnn_MIN__, and adjust its computation for the corrected value
25635 2009-01-06 Jan Hubicka <jh@suse.cz>
25638 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25640 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25642 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25643 Add Robert Clark to the list of testers.
25645 2009-01-06 Jan Hubicka <jh@suse.cz>
25646 Kai Tietz <kai.tietz@onevision.com>
25648 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25649 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25651 2009-01-06 Jan Hubicka <jh@suse.cz>
25652 Kai Tietz <kai.tietz@onevision.com>
25654 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25656 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25657 (ix86_nsaved_regs): Count only general purpose regs.
25658 (ix86_nsaved_sseregs): New.
25659 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25660 to 16 for w64; compute padding and size of sse reg save area.
25661 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25662 general purpose regs.
25663 (ix86_emit_save_sse_regs_using_mov): New.
25664 (ix86_expand_prologue): Save SSE regs if needed.
25665 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25666 (ix86_emit_restore_sse_regs_using_mov): New.
25667 (ix86_expand_epilogue): Save SSE regs if needed.
25669 2009-01-06 Jan Hubicka <jh@suse.cz>
25670 Kai Tietz <kai.tietz@onevision.com>
25672 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25673 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25674 functions when accumulate outgoing args is off.
25676 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25679 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25680 before using pseudos_have_intersected_live_ranges_p.
25682 * ira-int.h (ira_assert): Always define.
25684 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25686 AVX Programming Reference (December, 2008)
25687 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25688 (_mm256_permute2_pd): Likewise.
25689 (_mm_permute2_ps): Likewise.
25690 (_mm256_permute2_ps): Likewise.
25691 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25692 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25694 * config/i386/i386.c (ix86_builtins): Remove
25695 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25696 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25697 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25698 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25699 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25700 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25701 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25702 __builtin_ia32_vpermil2ps256.
25703 (ix86_init_mmx_sse_builtins): Updated.
25704 (ix86_expand_args_builtin): Likewise.
25706 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25708 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25709 long absolute calls when generating PA 2.0 code.
25711 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25713 PR rtl-optimization/38583
25714 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25716 * params.def (ira-max-conflict-table-size): New.
25718 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25720 * ira.h (ira_conflicts_p): New external definition.
25722 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25723 table. Report this. Return result of building.
25724 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25725 building conflict table.
25727 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25728 (ira_color): Use ira_conflicts_p.
25730 * global.c: Include ira.h.
25731 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25734 * Makefile.in (global.o): Add ira.h.
25736 * ira-build.c (mark_all_loops_for_removal,
25737 propagate_some_info_from_allocno): New.
25738 (remove_unnecessary_allocnos): Call
25739 propagate_some_info_from_allocno.
25740 (remove_low_level_allocnos): New.
25741 (remove_unnecessary_regions): Add parameter. Call
25742 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25743 parameter to remove_unnecessary_regions.
25744 (ira_build): Remove all regions but root if the conflict table was
25745 not built. Update conflict hard regs for allocnos crossing calls.
25747 * ira.c (ira_conflicts_p): New global.
25748 (ira): Define and use ira_conflicts_p.
25750 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25751 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25752 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25754 2009-01-06 Ben Elliston <bje@au.ibm.com>
25756 * gengtype-lex.l (YY_NO_INPUT): Define.
25758 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25761 * c-common.c (handle_vector_size_attribute): Also reject
25762 BOOLEAN_TYPE types.
25764 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25766 PR tree-optimization/38492
25767 * graphite.c (rename_map_elt, debug_rename_elt,
25768 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25769 rename_map_elt_info, eq_rename_map_elts,
25770 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25771 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25772 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25773 (sese_build_livein_liveouts): New.
25774 (new_sese, free_sese): New.
25775 (new_scop): Call new_sese.
25776 (free_scop): Call free_sese.
25777 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25778 (register_old_new_names): Renamed register_old_and_new_names.
25779 (register_scop_liveout_renames, add_loop_exit_phis,
25780 insert_loop_close_phis, struct igp,
25781 default_liveout_before_guard, add_guard_exit_phis,
25782 insert_guard_phis, copy_renames): New.
25783 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25784 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25785 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25786 (scop_adjust_phis_for_liveouts): New.
25787 (gloog): Call scop_adjust_phis_for_liveouts.
25789 * graphite.h (struct sese): Documented. Added fields liveout,
25790 num_ver and livein.
25791 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25792 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25793 (struct scop): Added field liveout_renames.
25794 (SCOP_LIVEOUT_RENAMES): New.
25796 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25798 PR tree-optimization/38510
25799 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25800 (translate_clast): Call recompute_all_dominators before
25802 (gloog): Call recompute_all_dominators before graphite_verify.
25804 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25805 Jan Sjodin <jan.sjodin@amd.com>
25807 PR tree-optimization/38500
25808 * graphite.c (create_sese_edges): Call fix_loop_structure after
25811 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25813 * config.gcc: Add m32r*-*-rtems*.
25814 * config/m32r/rtems.h: New file.
25816 2009-01-05 Ben Elliston <bje@au.ibm.com>
25818 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25819 (.po.pox): Likewise.
25820 (po/gcc.pot): Likewise.
25822 2009-01-04 David S. Miller <davem@davemloft.net>
25824 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25825 (STARTING_FRAME_OFFSET): Always set to zero.
25827 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25829 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25830 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25831 fixed-point types, and vectors of the same.
25833 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25835 * config/mips/sync.md (*mb_barrier): Rename to...
25836 (*memory_barrier): ...this.
25838 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25840 * doc/extend.texi (Function Attributes): Move @cindex after @item
25841 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25842 and put in alphabetical order. Fix 'target' name and put in order.
25843 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25846 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25848 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25849 (memory_barrier): Expand as unspec instead of unspec_volatile.
25850 Remove mem:BLK from insn operands. Use Pmode scratch register.
25851 (*memory_barrier): Define as unspec instead of unspec_volatile.
25852 Use (match_dup 0) as input operand.
25854 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25855 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25856 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25857 scratch register. Remove operand 1.
25858 (*stbar): Define as unspec instead of unspec_volatile.
25859 Use (match_dup 0) as input operand, remove (const_int 8).
25860 (*membar): Define as unspec instead of unspec_volatile.
25861 Use (match_dup 0) as input operand, remove input operand 2.
25863 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25864 (memory_barrier): Expand as unspec instead of unspec_volatile.
25865 Remove mem:BLK from insn operands. Use Pmode scratch register.
25866 (*memory_barrier): Define as unspec instead of unspec_volatile.
25867 Use (match_dup 0) as input operand.
25869 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25870 Remove mem:BLK from insn operands. Use Pmode scratch register.
25871 Set volatile flag on operand 0.
25872 (*memory_barrier): New insn pattern.
25874 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25876 (*memory_barrier): Use (match_dup 0) as input operand.
25878 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25879 Remove mem:BLK from insn operands. Use Pmode scratch register.
25880 Set volatile flag on operand 0.
25881 (*mb_internal): New insn pattern.
25883 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25885 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25887 PR middle-end/38586
25888 * function.c (struct temp_slot): Move to the section of the file
25889 that deals with temp slots. Remove field 'address'.
25890 (temp_slot_address_table): New hash table of address -> temp slot.
25891 (struct temp_slot_address_entry): New struct, items for the table.
25892 (temp_slot_address_compute_hash, temp_slot_address_hash,
25893 temp_slot_address_eq, insert_temp_slot_address): Support functions
25895 (find_temp_slot_from_address): Rewrite to use the new hash table.
25896 (remove_unused_temp_slot_addresses): Remove addresses of temp
25897 slots that have been made available.
25898 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25899 worker function for remove_unused_temp_slot_addresses.
25900 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25901 Add the temp slot address to the address -> temp slot map.
25902 (update_temp_slot_address): Update via insert_temp_slot_address.
25903 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25904 (pop_temp_slots): Likewise.
25905 (init_temp_slots): Allocate the address -> temp slot map, or empty
25906 the map if it is already allocated.
25907 (prepare_function_start): Initialize temp slot processing.
25909 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25911 PR middle-end/38584
25912 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25913 Calculate the size of all stack vars assuming no packing of stack
25914 vars will happen, replacing a quadratic algorithm with a linear one.
25916 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25919 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25922 2009-01-03 Diego Novillo <dnovillo@google.com>
25924 * doc/contrib.texi: Update contributions.
25926 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25929 * builtins.c (fold_builtin_memory_op): Give up if either operand
25930 is volatile. Set srctype or desttype to non-qualified version
25934 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25935 and FUNCTION_DECLs.
25937 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25939 PR rtl-optimization/35805
25940 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25941 problem if fast dce is able to remove any instructions.
25942 * dce.c (dce_process_block): Fix dump message.
25944 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25947 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25949 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25951 PR middle-end/38690
25952 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25953 * tree-pretty-print.c (op_code_prio): New function.
25954 (op_prio): No longer static. Use op_code_prio.
25955 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25956 Use op_prio and op_code_prio to determine if () should be
25957 printed around operand(s) or not.
25959 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25960 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25961 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25962 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25963 pp_character instead of pp_string for single letter printing.
25965 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25967 * doc/extend.texi: Fix '#pragma GCC option' typo.
25969 2009-01-02 Richard Guenther <rguenther@suse.de>
25971 * doc/install.texi (--enable-checking): Mention different
25972 default for stage1.
25973 (--enable-stage1-checking): Document.
25975 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25977 PR middle-end/30142
25978 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25979 case to be an error.
25981 2009-01-02 Ben Elliston <bje@au.ibm.com>
25983 * config/fp-bit.h (pack_d): Constify argument.
25984 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25985 (isnan): Constify argument.
25987 (iszero): Likewise.
25988 (pack_d): Likewise.
25989 (_fpadd_parts): Constify return type.
25990 (_fpmul_parts): Likewise.
25991 (_fpdiv_parts): Likewise.
25993 2009-01-01 Jakub Jelinek <jakub@redhat.com>
25996 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
25997 warn about overwriting initializer with side-effects or
25998 -Woverride-init if !IMPLICIT.
25999 (output_init_element): Likewise. Pass IMPLICIT down to
26001 (process_init_element): Add IMPLICIT argument. Pass it down
26002 to output_init_element.
26003 (push_init_element, pop_init_level, set_designator): Adjust
26004 process_init_element callers.
26005 (set_nonincremental_init, set_nonincremental_init_from_string):
26006 Adjust add_pending_init callers.
26007 (output_pending_init_elements): Adjust output_init_element callers.
26008 * c-tree.h (process_init_element): Adjust prototype.
26009 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26010 process_init_element callers.
26013 Copyright (C) 2009 Free Software Foundation, Inc.
26015 Copying and distribution of this file, with or without modification,
26016 are permitted in any medium without royalty provided the copyright
26017 notice and this notice are preserved.