1 2009-09-22 Richard Guenther <rguenther@suse.de>
3 PR tree-optimization/41428
4 * tree-ssa-ccp.c (ccp_fold_stmt): New function.
5 (ccp_finalize): Pass it to substitute_and_fold.
7 2009-09-22 Richard Guenther <rguenther@suse.de>
9 * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
10 (substitute_and_fold): Adjust prototype.
11 * tree-vrp.c (vrp_evaluate_conditional): Make static.
12 (simplify_stmt_using_ranges): Likewise.
13 (fold_predicate_in): Move here from tree-ssa-propagate.c.
14 (vrp_fold_stmt): New function.
15 (vrp_finalize): Pass it to substitute_and_fold.
16 * tree-flow.h (vrp_evaluate_conditional): Remove.
17 (simplify_stmt_using_ranges): Likewise.
18 * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
19 * tree-ssa-copy.c (fini_copy_prop): Likewise.
20 * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
22 (fold_predicate_in): Move to tree-vrp.c.
23 (substitute_and_fold): Use the callback instead of calling into
24 tree-vrp.c functions directly.
26 2009-09-22 Jakub Jelinek <jakub@redhat.com>
28 * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
29 comparison warning on rs6000.
32 * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
33 GIMPLE_EH_MUST_NOT_THROW cleanup.
34 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
36 2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
39 * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
40 * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
41 LIB_SPEC for darwin10 and later since it always uses the unwinder in
42 libSystem which is derived from the gcc 4.2.1 unwinder.
44 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
47 * varasm.c (default_encode_section_info): Copy TLS model into
48 sym_ref flags regardless of backend support for TLS, for all
49 model types except TLS_MODEL_EMULATED.
51 2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
54 * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
55 we can handle it correctly.
57 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
59 * doc/install.texi (os2): Remove section.
61 2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
63 * doc/standards.texi (Objective-C): Adjust two URLs.
65 2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
67 * tree-tailcall.c (process_assignment): Don't check if a multiplication
68 or an addition are already present.
69 (find_tail_calls): Combine multiple additions and multiplications.
70 (adjust_accumulator_values): Emit accumulators.
72 2009-09-21 Kai Tietz <kai.tietz@onevision.com>
74 * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
77 2009-09-21 Jan Hubicka <jh@suse.cz>
79 * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
80 (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
83 2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
85 * stor-layout.c (layout_type): Remove obsolete code.
87 2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
90 * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
92 2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
95 * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
96 (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
97 (fold_builtin_2, do_mpc_arg1): Update accordingly.
98 * fold-const.c (const_binop): Likewise.
99 * real.h (do_mpc_arg2): Update prototype.
101 2009-09-20 Jan Hubicka <jh@suse.cz>
103 * dwarf2out.c (add_const_value_attribute): Return true if successful.
104 (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
105 (tree_add_const_value_attribute): Return true if successful.
106 (tree_add_const_value_attribute_for_decl): Likewise.
108 * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
109 (loc_descriptor): ... here;
110 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
111 (cst_pool_loc_descr): Break out from ...; do not reffer constant
112 pool items that was not marked for output.
113 (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
114 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
115 (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
116 handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
117 IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
118 CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
119 DW_OP_stack_value to get address of items that are not available
121 (dw_loc_list): Handle single element lists correctly.
123 2009-09-20 Kai Tietz <kai.tietz@onevision.com>
124 Pascal Obry <obry@adacore.com>
126 * unwind-dw2-fde.c (classify_object_over_fdes):
127 Cast the constant 1 to _Unwind_Ptr.
128 (add_fdes): Likewise.
129 (linear_search_fdes): Likewise.
131 2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
133 * stor-layout.c (set_sizetype): Avoid useless type copy.
135 2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
137 * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
139 (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
140 * configure, config.in: Regenerate.
141 * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
143 * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
144 (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
145 for global data if the output could be used in a shared library.
146 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
147 to 0 if TARGET_WRITABLE_EH_FRAME.
149 2009-09-20 Paolo Bonzini <bonzini@gnu.org>
151 PR rtl-optimization/39886
152 * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
153 just when insn is equal to BB_END (bb).
155 2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
157 * config/mips/mips.opt (mrelax-pic-calls): New option.
158 * config/mips/mips.c (mips_strip_unspec_address): Move it up in
160 (mips_unspec_call): Change "unspec_call" expander into this.
161 (mips_strip_unspec_call): New function.
162 (mips_got_load): Call mips_unspec_call instead of
163 gen_unspec_call<mode>.
164 (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
166 (mips_cfg_in_reorg): New function.
167 (mips16_lay_out_constants): Use it to decide whether to call
168 CFG-aware insn splitting.
169 (r10k_insert_cache_barriers): Move CFG set-up code from here to
170 mips_reorg. Move DF set-up code from here ...
171 (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
173 (mips_reorg): Call mips_df_reorg instead of
174 r10k_insert_cache_barriers. Move CFG set-up code here from
175 r10k_insert_cache_barriers.
176 (mips_call_expr_from_insn): New function.
177 (mips_pic_call_symbol_from_set): Likewise.
178 (mips_find_pic_call_symbol): Likewise.
179 (mips_annotate_pic_call_expr): Likewise.
180 (mips_get_pic_call_symbol): Likewise.
181 (mips_annotate_pic_calls): Likewise.
182 (mips_override_options): Disable -mrelax-pic-calls unless PIC
184 (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
185 * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
186 * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
188 * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
189 (unspec_call<mode>): Remove it.
190 (sibcall_internal, sibcall_value_internal,
191 sibcall_value_multiple_internal, call_internal, call_split,
192 call_value_internal, call_value_split,
193 call_value_multiple_internal, call_value_multiple_split): Pass
194 SIZE_OPNO to MIPS_CALL.
195 (call_internal_direct, call_direct_split,
196 call_value_internal_direct, call_value_direct_split): Pass -1 as
197 SIZE_OPNO to MIPS_CALL.
198 * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
199 * configure: Regenerate.
200 * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
201 and -mno-relax-pic-calls.
202 (MIPS Options): Document -mrelax-pic-calls
203 and -mno-relax-pic-calls.
205 2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
208 * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
209 in the directory this rule is called from, rather than the
210 toplevel 'gcc' directory, to fix in-tree build.
212 2009-09-19 Chris Demetriou <cgd@google.com>
214 PR preprocessor/28435:
215 * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
216 to cpplib that the preprocessor output is needed.
218 2009-09-19 Jakub Jelinek <jakub@redhat.com>
220 * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
221 *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
222 *return_and_restore_fpregs_<mode>,
223 *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
226 * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
227 instead of assuming it has always a REG inside of it.
229 2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
231 * config/freebsd.h: Update comment on types.
234 2009-09-18 Jason Merrill <jason@redhat.com>
236 * c.opt: Add -fno-deduce-init-list.
238 2009-09-18 Neil Vachharajani <nvachhar@google.com>
240 * value-prof.c (interesting_stringop_to_profile_p): Added output
241 argument to indicate which parameter is the size parameter.
242 * value-prof.c (gimple_stringop_fixed_value): Use
243 INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
244 * value-prof.c (gimple_stringops_transform): Update call sites to
245 INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
246 * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
248 2009-09-18 Uros Bizjak <ubizjak@gmail.com>
251 From David Binderman <dcb314@hotmail.com>:
252 * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
253 local variable f. Remove stale comments.
254 (ix86_compute_frame_layout): Remove useless local variable total_size.
256 (legitimate_address_p): Remove useless local variables
257 reason_rtx and reason.
258 (ix86_split_copysign_const): Remove useless local variable op1.
259 (scale_counter): Remove useless local variable piece_size_mask.
261 2009-09-18 Jakub Jelinek <jakub@redhat.com>
263 * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
266 2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
269 * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
271 2009-09-17 Jakub Jelinek <jakub@redhat.com>
273 * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
276 2009-09-17 Alexandre Oliva <aoliva@redhat.com>
278 * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
279 DW_OP_implicit_value even without dwarf_version 4.
281 2009-09-17 Jan Hubicka <jh@suse.cz>
283 * dwarf2out.c: Include tree-pass.h and gimple.h.
284 (loc_list_plus_const): New function.
285 (loc_descriptor_from_tree_1): Rename to ...
286 (loc_descriptor_from_tree): ... remove original.
287 (loc_list_from_tree): New function.
288 (add_AT_location_description): Accept location list.
289 (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
290 (concatn_mem_loc_descriptor): Remove.
291 (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
293 (secname_for_decl): Move up.
294 (hidden_reference_p): New function; break out from ...
295 (loc_by_refernece): ... here; move up.
296 (dw_loc_list): New function.
297 (single_element_loc_list): New function.
298 (single_element_loc_list_p): New function.
299 (add_loc_descr_to_each): New function.
300 (add_loc_list): New function.
301 (loc_descr_from_tree): Make wraper of loc_list_from_tree.
302 (loc_list_from_tree): Reroganized from loc_descr_from_tree;
303 add diagnostics why expansion failed.
304 (add_location_or_const_value_attribute): Support location lists.
305 (add_bound_info): Likewise.
306 (descr_info_loc): Update call of loc_descriptor_from_tree.
307 (gen_variable_die): Work on location lists.
308 * final.c (pass_final): Add dump file.
309 * Makefile.in (dwarf2out.o): Add new dependencies.
311 2009-09-17 Janis Johnson <janis187@us.ibm.com>
314 * real.c decimal_from_integer, decimal_integer_string): New.
315 (real_from_integer): Use them as special case for decimal float.
316 * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
317 (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
318 Do not append zero after the decimal point in string to convert.
320 2009-09-17 Alexander Monakov <amonakov@ispras.ru>
322 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
323 for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
325 2009-09-17 Martin Jambor <mjambor@suse.cz>
327 * common.opt (fipa-sra): New switch.
328 * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
329 * timevar.def (TV_IPA_SRA): New timevar.
330 * params.def (ipa-sra-ptr-growth-factor): New parameter.
331 * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
332 * tree-sra.c: Include cgraph.c.
333 (enum sra_mode): Added SRA_MODE_EARLY_IPA.
334 (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
335 and grp_not_necessarilly_dereferenced.
336 (func_param_count): New variable.
337 (encountered_apply_args): New variable.
338 (bb_dereferences): New variable.
339 (final_bbs): New variable.
340 (no_accesses_representant): New variable.
341 (no_accesses_p): New function.
342 (dump_access): Dump the new fields.
343 (sra_initialize): Set encountered_apply_args to false.
344 (get_ssa_base_param): New function.
345 (mark_parm_dereference): New function.
346 (create_access): Caring for INIDRECT_REFs and different handling of
347 varialble length accesses in early IPA SRA. Store the stmt - a new
348 parameter - to the new access.
349 (build_access_from_expr_1): New parameter stmt, passed to
350 create_access. Handle INDIRECT_REFs.
351 (build_access_from_expr): Pass the current statement to
352 build_access_from_expr_1.
353 (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
355 (build_accesses_from_assign): Pass the current statement to
356 build_access_from_expr_1. Do not create assign links in IPA-SRA.
357 (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
358 final_bbs when necessary. Check for calls to __builtin_apply_args.
359 Fixup EH info if anythng was changed.
360 (is_unused_scalar_param): New function.
361 (ptr_parm_has_direct_uses): New function.
362 (find_param_candidates): New function.
363 (mark_maybe_modified): New function.
364 (analyze_modified_params): New function.
365 (propagate_dereference_distances): New function.
366 (dump_dereferences_table): New function.
367 (analyze_caller_dereference_legality): New function.
368 (unmodified_by_ref_scalar_representative): New function.
369 (splice_param_accesses): New function.
370 (decide_one_param_reduction): New function.
371 (enum ipa_splicing_result): New type.
372 (splice_all_param_accesses): New function.
373 (get_param_index): New function.
374 (turn_representatives_into_adjustments): New function.
375 (analyze_all_param_acesses): New function.
376 (get_replaced_param_substitute): New function.
377 (get_adjustment_for_base): New function.
378 (replace_removed_params_ssa_names): New function.
379 (sra_ipa_reset_debug_stmts): New function.
380 (sra_ipa_modify_expr): New function.
381 (sra_ipa_modify_assign): New function.
382 (convert_callers): New function.
383 (modify_function): New function.
384 (ipa_sra_preliminary_function_checks): New function.
385 (ipa_early_sra): New function.
386 (ipa_early_sra_gate): New function.
387 (pass_early_ipa_sra): New variable.
388 * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
390 2009-09-17 Michael Matz <matz@suse.de>
393 * tree.c (build_type_attribute_qual_variant): Export.
394 * tree.h (build_type_attribute_qual_variant): Declare.
395 * tree-inline.c (remap_type_1): Use it to build variants with
396 the original qualifiers and attributes.
398 2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
400 * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
401 without a fallthrough edge.
403 2009-09-16 DJ Delorie <dj@redhat.com>
405 * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
406 chip and ignore the "fast_interrupt" attribute if so.
408 2009-09-16 Richard Henderson <rth@redhat.com>
411 * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
414 2009-09-16 Richard Henderson <rth@redhat.com>
417 * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
418 is set only if DECL_NO_STATIC_CHAIN is unset.
419 * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
420 (FOR_EACH_NEST_INFO): New.
421 (walk_all_functions): Use it.
422 (finalize_nesting_tree): Likewise.
423 (unnest_nesting_tree): Likewise.
424 (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
425 (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
426 (convert_gimple_call): Early out if gimple_call_chain already set.
427 (convert_all_function_calls): Iterate until no new functions
428 require a static chain.
429 (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
430 when building a trampoline. Use dump_function_to_file instead
432 (lower_nested_functions): Open dump_file. Validate that decls
433 that have DECL_NO_STATIC_CHAIN from the front end don't have that
434 bit reset by this pass.
436 2009-09-16 Michael Matz <matz@suse.de>
439 * tree.h (struct tree_decl_common): Add decl_restricted_flag,
440 shorten decl_common_unused.
441 (DECL_RESTRICTED_P): New accessor.
442 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
443 to disambiguate marked decls and restrict pointers.
445 2009-09-16 Richard Henderson <rth@redhat.com>
448 * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
450 2009-09-16 Jakub Jelinek <jakub@redhat.com>
452 * integrate.c (set_block_abstract_flags): Call
453 set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
455 2009-09-16 Richard Guenther <rguenther@suse.de>
458 * tree-flow-inline.h (may_be_aliased): Compute readonly variables
461 2009-09-16 DJ Delorie <dj@redhat.com>
462 Kaz Kojima <kkojima@gcc.gnu.org>
464 * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
465 (sh_expand_prologue): Update calls to output_stack_adjust.
466 (sh_expand_epilogue): Likewise.
468 2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
471 * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
472 trying to limit the extent of searches in the insn stream.
474 2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
475 Jakub Jelinek <jakub@redhat.com>
479 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
481 (SAVRES_NOINLINE_GPRS_SAVES_LR, SAVRES_NOINLINE_FPRS_SAVES_LR,
482 SAVRES_NOINLINE_FPRS_DOESNT_RESTORE_LR): New strategy bits.
483 (rs6000_savres_strategy): Always save FP registers inline if the
484 target doesn't support hardware double-precision. Set the above
485 bits in return value when needed.
486 (rs6000_savres_routine_sym): Fix computation for cache selector.
487 Mark the generated symbol as a function. Rename exitp argument to
488 lr. Move code for determining the name of the symbol...
489 (rs6000_savres_routine_name): ...here. New function. Add cases for
490 getting the names right on AIX and 64-bit Linux.
491 (savres_routine_name): New variable.
492 (rs6000_make_savres_rtx): Rename exitp argument to lr. Don't assert
493 lr isn't set when savep. Use r12 resp. r1 instead of r11 depending
494 on what the target routine uses as a base register. If savep && lr
495 describe saving of r0 into memory slot.
496 (rs6000_emit_prologue): Correct use of call_used_regs. Fix out of
497 line calls for AIX ABI.
498 (rs6000_output_function_prologue): Use rs6000_savres_routine_name to
499 determine FP save/restore functions.
500 (rs6000_emit_stack_reset): Handle savres if sp_offset != 0 and
501 frame_reg_rtx != sp_reg_rtx. Use gen_add3_insn instead of
503 (rs6000_emit_epilogue): Adjust computation of restore_lr.
504 Duplicate restoration of LR and execute the appropriate one
505 depending on whether GPRs are being restored inline. Set r11 from
506 offsetted frame_reg_rtx instead of sp_reg_rtx; if frame_reg_rtx is
507 r11, adjust sp_offset. Use gen_add3_insn instead of gen_addsi3.
508 Fix out of line calls for AIX ABI.
509 * config/rs6000/rs6000.md (*return_and_restore_fpregs_aix_<mode>):
511 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit match for
513 (*restore_gpregs_spe): Likewise.
514 (*return_and_restore_gpregs_spe): Likewise.
515 * config/rs6000/linux64.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
516 Define to empty string unconditionally.
517 * config/rs6000/sysv4.h (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX):
518 Define to empty string unconditionally.
519 (GP_SAVE_INLINE, FP_SAVE_INLINE): Handle TARGET_64BIT the same as
522 2009-09-15 Jan Hubicka <jh@suse.cz>
524 * doc/invoke.texi (inline-insns-auto): Drop from 60 to 50.
525 * params.def (inline-insns-auto): Likewise.
527 2009-09-15 Martin Jambor <mjambor@suse.cz>
529 * ipa-inline.c (estimate_function_body_sizes): Dump info about
530 individual statements only at TDF_DETAILS dump level. Format
531 source for 80 characters per line.
533 2009-09-15 Christian Bruel <christian.bruel@st.com>
535 * regrename.c (do_replace): Update REG_DEAD notes.
537 2009-09-15 Revital Eres <eres@il.ibm.com>
539 * doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
540 * targhooks.c (default_builtin_support_vector_misalignment):
541 New builtin function.
542 * targhooks.h (default_builtin_support_vector_misalignment):
544 * target.h (builtin_support_vector_misalignment):
545 New field in struct gcc_target.
546 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Call
547 new builtin function.
548 * target-def.h (TARGET_SUPPORT_VECTOR_MISALIGNMENT):
550 * config/rs6000/rs6000.c
551 (rs6000_builtin_support_vector_misalignment): New function.
552 (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Define.
554 2009-09-15 Jie Zhang <jie.zhang@analog.com>
556 * config/bfin/bfin.c (length_for_loop): Use NONDEBUG_INSN_P
558 (bfin_optimize_loop): Likewise.
559 (bfin_gen_bundles): Likewise.
560 (workaround_speculation): Likewise.
561 (find_load): Return NULL_RTX for debug_insn.
563 2009-09-15 Uros Bizjak <ubizjak@gmail.com>
565 * config/alpha/alpha.md (smaxsf3): Disable for IEEE mode.
568 2009-09-14 DJ Delorie <dj@redhat.com>
570 * config/mep/mep.h (JUMP_TABLES_IN_TEXT_SECTION): Define.
571 * config/mep/mep.c (mep_emit_cbranch): Don't use BEQZ/BNEI in
574 2009-09-14 Richard Henderson <rth@redhat.com>
575 Jakub Jelinek <jakub@redhat.com>
577 * builtins.c (expand_builtin_synchronize): Use gimple_build_asm_vec.
578 * cfgbuild.c (make_edges): Handle asm goto.
579 * cfglayout.c (fixup_reorder_chain): Likewise.
580 * cfgrtl.c (patch_jump_insn): Likewise.
581 * gimple-pretty-print.c (dump_gimple_asm): Likewise.
582 * gimple.c (gimple_build_asm_1): Add and use nlabels parameter.
583 (gimple_build_asm_vec): Add and use labels parameter.
584 (gimple_build_asm): Remove.
585 (walk_gimple_asm): Walk labels too.
586 * gimple.def (GIMPLE_ASM): Update docs.
587 * gimple.h: Update decls.
588 (struct gimple_statement_asm): Change nc to use unsigned char;
590 (gimple_asm_nlabels): New.
591 (gimple_asm_label_op, gimple_asm_set_label_op): New.
592 * gimplify.c (gimplify_asm_expr): Copy labels from ASM_EXPR
593 into gimple_build_asm_vec.
594 * jump.c (mark_jump_label_asm): New.
595 (mark_jump_label): Use it.
596 (redirect_jump_1): Handle asm goto.
597 (invert_jump_1): Soft fail if X is null.
598 * recog.c (extract_asm_operands): New.
599 (asm_noperands): Use it; handle asm labels.
600 (decode_asm_operands): Use extract_asm_operands.
601 (asm_operand_ok): Properly handle empty string.
602 * reg-stack.c (get_asm_operands_in_out): Rename from
603 get_asm_operand_n_inputs; use extract_asm_operands; return both
604 inputs and outputs by reference; update all callers.
605 * rtl.def (ASM_OPERANDS): Add label vector as operand 6.
606 * rtl.h (ASM_OPERANDS_LABEL_VEC): New.
607 (ASM_OPERANDS_LABEL_LENGTH, ASM_OPERANDS_LABEL): New.
608 (ASM_OPERANDS_SOURCE_LOCATION): Renumber.
609 (extract_asm_operands): Declare.
610 * stmt.c (expand_asm_operands): Add and use labels parameter.
611 (check_unique_operand_names): Likewise.
612 (resolve_asm_operand_names, resolve_operand_name_1): Likewise.
613 (expand_asm_stmt): Handle asm labels.
614 * tree-cfg.c (make_gimple_asm_edges): New.
615 (make_edges): Use it.
616 (cleanup_dead_labels): Handle asm labels.
617 (is_ctrl_altering_stmt): Likewise.
618 (gimple_redirect_edge_and_branch): Likewise.
619 * tree.def (ASM_EXPR): Add 5th operand.
620 * tree.h (ASM_LABELS): New.
621 (resolve_asm_operand_names): Update decl.
623 * c-parser.c (c_parser_asm_statement): Parse asm goto.
624 (c_parser_asm_goto_operands): New.
625 * c-tree.h (build_asm_expr): Update decl.
626 * c-typeck.c (build_asm_expr): Add and use labels parameter.
627 * doc/extend.texi: Document asm goto.
629 2009-09-14 Richard Henderson <rth@redhat.com>
631 * except.h: Update declarations.
632 (struct pointer_map_t): Forward declare.
633 (ERT_UNKNOWN, ERT_THROW, ERT_CATCH): Remove.
634 (struct eh_landing_pad_d, eh_landing_pad): New.
635 (struct eh_catch_d, eh_catch): New.
636 (struct eh_region_d): Remove next_region_sharing_label, aka,
637 label, tree_label, landing_pad, post_landing_pad, resume,
638 may_contain_throw. Rename region_number to index. Remove
639 u.eh_catch, u.eh_throw. Rename u.eh_try.eh_catch to first_catch.
640 Add u.must_not_throw, landing_pads, exc_ptr_reg, filter_reg.
641 (VEC(eh_landing_pad,gc)): New.
642 (struct eh_status): Remove last_region_number. Add lp_array,
643 throw_stmt_table, ttype_data, ehspec_data.
644 (ehr_next, FOR_ALL_EH_REGION_AT): New.
645 (FOR_ALL_EH_REGION_FN, FOR_ALL_EH_REGION): New.
646 * except.c (lang_protect_cleanup_actions): Return tree.
647 (struct ehl_map_entry): Remove.
648 (init_eh_for_function): Push zero entries for region and lp_array.
649 (gen_eh_region): Add to region_array immediately.
650 (gen_eh_region_catch): Operate on eh_catch objects.
651 (gen_eh_landing_pad): New.
652 (get_eh_region_may_contain_throw, get_eh_region_tree_label): Remove.
653 (get_eh_region_no_tree_label, set_eh_region_tree_label): Remove.
654 (get_eh_region_from_number, get_eh_region_from_number_fn): New.
655 (get_eh_landing_pad_from_number_fn): New.
656 (get_eh_landing_pad_from_number): New.
657 (get_eh_region_from_lp_number_fn): New.
658 (get_eh_region_from_lp_number): New.
659 (expand_resx_stmt, note_eh_region_may_contain_throw): Remove.
660 (get_exception_pointer, get_exception_filter): Remove.
661 (collect_eh_region_array, can_be_reached_by_runtime): Remove.
662 (current_function_has_exception_handlers): Simplify.
663 (bring_to_root, eh_region_replaceable_by_p): Remove.
664 (replace_region, hash_type_list, hash_eh_region): Remove.
665 (eh_regions_equal_p, merge_peers, remove_unreachable_regions): Remove.
666 (label_to_region_map, num_eh_regions): Remove.
667 (get_next_region_sharing_label, must_not_throw_labels): Remove.
668 (find_exception_handler_labels): Remove.
669 (duplicate_eh_regions_0, find_prev_try): Remove.
670 (struct duplicate_eh_regions_data): New.
671 (duplicate_eh_regions_1): Rewrite.
672 (duplicate_eh_regions): Return a pointer map instead of an
674 (copy_eh_region_1, copy_eh_region, push_reachable_handler): Remove.
675 (redirect_eh_edge_to_label): Remove.
676 (eh_region_outermost): Rewrite using eh_region pointers
678 (add_ttypes_entry): Update for ttype_data move to eh_status.
679 (add_ehspec_entry): Rewrite with VEC instead of varray.
680 (assign_filter_values): Likewise. Export.
681 (build_post_landing_pads, connect_post_landing_pads): Remove.
682 (dw2_build_landing_pads): Rewrite to use lp_array.
683 (struct sjlj_lp_info, sjlj_find_directly_reachable_regions): Remove.
684 (sjlj_assign_call_site_values): Rewrite to use lp_array.
685 (sjlj_emit_dispatch_table, sjlj_build_landing_pads): Likewise.
686 (sjlj_mark_call_sites): Update for landing pad numbers.
687 (finish_eh_generation): Rewrite.
688 (gate_handle_eh): Do nothing for no eh tree.
689 (pass_rtl_eh): Move up near finish_eh_generation.
690 (remove_eh_landing_pad): New.
691 (remove_eh_handler): Export.
692 (remove_eh_region, remove_eh_handler_and_replace): Remove.
693 (for_each_eh_label): Rewrite to use lp_array.
694 (make_reg_eh_region_note): New.
695 (make_reg_eh_region_note_nothrow_nononlocal): New.
696 (insn_could_throw_p): New.
697 (copy_reg_eh_region_note_forward): New.
698 (copy_reg_eh_region_note_backward): New.
699 (check_handled, add_reachable_handler): Remove.
700 (reachable_next_level, foreach_reachable_handler): Remove.
701 (arh_to_landing_pad, arh_to_label, reachable_handlers): Remove.
702 (get_eh_region_and_lp_from_rtx): New.
703 (get_eh_region_from_rtx): New.
704 (can_throw_internal_1, can_throw_external_1): Remove.
705 (can_throw_internal): Use get_eh_region_from_rtx.
706 (can_throw_external): Use get_eh_region_and_lp_from_rtx.
707 (insn_nothrow_p, can_nonlocal_goto): New.
708 (expand_builtin_eh_common, expand_builtin_eh_pointer): New.
709 (expand_builtin_eh_filter, expand_builtin_eh_copy_values): New.
710 (add_action_record): Use VEC not varray.
711 (collect_one_action_chain): Update for eh_region changes.
712 (convert_to_eh_region_ranges): Make static. Use VEC not varray.
713 Use get_eh_region_and_lp_from_rtx.
714 (gate_convert_to_eh_region_ranges): New.
715 (pass_convert_to_eh_region_ranges): Use it.
716 (push_uleb128, push_sleb128): Use VEC not varray.
717 (output_one_function_exception_table): Likewise.
718 (dump_eh_tree): Update for eh_region changes.
719 (verify_eh_tree): Likewise.
720 (verify_eh_region, default_init_unwind_resume_libfunc): Remove.
721 * tree-eh.c: Include target.h.
722 (add_stmt_to_eh_lp_fn): Rename from add_stmt_to_eh_region_fn.
723 Don't disallow GIMPLE_RESX; adjust argument check.
724 (add_stmt_to_eh_lp): Rename from add_stmt_to_eh_region.
725 (record_stmt_eh_region): Update for landing pad numbers;
726 generate a landing pad if necessary.
727 (remove_stmt_from_eh_lp): Rename from remove_stmt_from_eh_region.
728 (remove_stmt_from_eh_lp_fn): Similarly.
729 (lookup_stmt_eh_lp_fn): Rename from lookup_stmt_eh_region_fn.
730 Update for lp numbers; don't special case missing throw_stmt_table.
731 (lookup_expr_eh_lp): Similarly.
732 (lookup_stmt_eh_lp): Rename from lookup_stmt_eh_region.
733 (eh_seq, eh_region_may_contain_throw): New.
734 (struct leh_state): Add ehp_region.
735 (struct leh_tf_state): Remove eh_label.
736 (emit_post_landing_pad): New.
737 (emit_resx, emit_eh_dispatch): New.
738 (note_eh_region_may_contain_throw): New.
739 (frob_into_branch_around): Take eh_region not eh label;
740 emit eh code into eh_seq.
741 (honor_protect_cleanup_actions): Early exit for no actions. Don't
742 handle EXC_PTR_EXPR, FILTER_EXPR. Use gimple_build_eh_must_not_throw,
743 lower_eh_must_not_throw. Emit code to eh_seq.
744 (lower_try_finally_nofallthru): Emit eh code to eh_seq.
745 (lower_try_finally_onedest): Likewise.
746 (lower_try_finally_copy): Likewise.
747 (lower_try_finally_switch): Likewise.
748 (lower_try_finally): Initialize ehp_region.
749 (lower_catch): Update for eh_catch objects.
750 (lower_eh_filter): Don't handle must_not_throw.
751 (lower_eh_must_not_throw): New.
752 (lower_cleanup): Don't set eh_label.
753 (lower_eh_constructs_2): Resolve eh builtins.
754 Handle GIMPLE_EH_MUST_NOT_THROW.
755 (lower_eh_constructs): Initialize eh_region_may_contain_throw.
756 Add eh_seq to the end of the function body.
757 (make_eh_dispatch_edges): New.
758 (make_eh_edge): Remove.
759 (make_eh_edges): Simplify for landing pads.
760 (redirect_eh_edge_1): New.
761 (redirect_eh_edge): Use it.
762 (redirect_eh_dispatch_edge): New.
763 (stmt_could_throw_p): Use a switch. Allow RESX.
764 (stmt_can_throw_external): Use lookup_stmt_eh_lp.
765 (stmt_can_throw_internal): Likewise.
766 (maybe_clean_eh_stmt_fn, maybe_clean_eh_stmt): New.
767 (maybe_clean_or_replace_eh_stmt): Update for landing pads.
768 (maybe_duplicate_eh_stmt_fn, maybe_duplicate_eh_stmt): New.
769 (gate_refactor_eh): New.
770 (pass_refactor_eh): Use it.
771 (lower_resx, execute_lower_resx, pass_lower_resx): New.
772 (lower_eh_dispatch, execute_lower_eh_dispatch): New.
773 (gate_lower_ehcontrol, pass_lower_eh_dispatch): New.
774 (remove_unreachable_handlers): Rename from
775 tree_remove_unreachable_handlers; rewrite for landing pads;
776 call remove_eh_handler directly.
777 (remove_unreachable_handlers_no_lp): New.
778 (unsplit_eh, unsplit_all_eh): New.
779 (tree_empty_eh_handler_p, all_phis_safe_to_merge): Remove.
780 (cleanup_empty_eh_merge_phis, cleanup_empty_eh_move_lp): New.
781 (cleanup_empty_eh_unsplit): New.
782 (cleanup_empty_eh): Rewrite.
783 (cleanup_all_empty_eh): New.
784 (execute_cleanup_eh): Rename from cleanup_eh. Remove unreachable
785 handlers first. Use unsplit_all_eh, cleanup_all_empty_eh.
786 (gate_cleanup_eh): New.
787 (pass_cleanup_eh): Use it.
788 (verify_eh_edges): Move later in file. Expect one EH edge.
789 (verify_eh_dispatch_edge): New.
791 * Makefile.in (FUNCTION_H): Use vecprim.h, not varray.h.
792 (gtype-desc.o): Add TARGET_H.
793 (tree.o): Use EXCEPT_H, not except.h.
794 (cfgbuild.o): Add EXPR_H.
795 (GTFILES): Add vecprim.h.
796 * builtins.c (expand_builtin): Handle BUILT_IN_EH_POINTER,
797 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES.
798 * builtins.def (BUILT_IN_UNWIND_RESUME, BUILT_IN_EH_POINTER,
799 BUILT_IN_EH_FILTER, BUILT_IN_EH_COPY_VALUES): New.
800 * calls.c (emit_call_1): Use make_reg_eh_region_note.
801 * cfgbuild.c (control_flow_insn_p): Use can_nonlocal_goto; tidy
802 calls to can_throw_internal.
803 (rtl_make_eh_edge): Use get_eh_landing_pad_from_rtx.
804 (make_edges): Don't handle RESX; use can_nonlocal_goto.
805 * cfgexpand.c (expand_gimple_stmt_1): Don't handle RESX.
806 (expand_gimple_stmt): Use make_reg_eh_region_note.
807 (expand_debug_expr): Don't handle EXC_PTR_EXPR and FILTER_EXPR.
808 (gimple_expand_cfg): Don't call convert_from_eh_region_ranges,
809 or find_exception_handler_labels.
810 * cfgrtl.c (rtl_verify_flow_info_1): Don't handle RESX. Assert
811 there is exacly one EH edge. Use can_nonlocal_goto and
813 * cgraphunit.c (update_call_expr): Use maybe_clean_eh_stmt_fn.
814 (cgraph_materialize_all_clones): Use maybe_clean_or_replace_eh_stmt.
815 * combine.c (can_combine_p, try_combine): Use insn_nothrow_p.
816 * cse.c (count_reg_usage, insn_live_p): Use insn_could_throw_p.
817 * dce.c (deletable_insn_p_1): Don't test may_trap_p.
818 (deletable_insn_p): Use insn_nothrow_p; reorder nonjump insn test.
819 * dse.c (scan_insn): Use insn_could_throw_p.
820 * emit-rtl.c (try_split): Use copy_reg_eh_region_note_backward.
821 * expr.c (expand_expr_real): Use make_reg_eh_region_note.
822 (expand_expr_real_1): Don't handle RESX, EXC_PTR, or FILTER_EXPR.
823 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't handle
824 EXC_PTR_EXPR or FILTER_EXPR.
825 (tree_expr_nonzero_warnv_p): Likewise.
826 * function.h: Include vecprim.h, not varray.h
827 (struct rtl_eh): Remove filter, exc_ptr, built_landing_pad members;
828 move ttype_data and ehspec_data members to struct eh_status; change
829 action_record_data member to a VEC.
830 * gcse.c (hash_scan_set): Use can_throw_internal.
831 * gengtype.c (open_base_files): Add target.h to gtype-desc.c.
832 * gimple-iterator.c (gsi_replace): Use maybe_clean_or_replace_eh_stmt.
833 * gimple-low.c (lower_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
834 (block_may_fallthru): Don't handle RESX_EXPR.
835 * gimple-pretty-print.c (dump_gimple_label): Dump EH_LANDING_PAD_NR.
836 (dump_gimple_eh_must_not_throw, dump_gimple_eh_dispatch): New.
837 (dump_gimple_stmt): Dump landing pad information with TDF_EH;
838 handle GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH.
839 * gimple.c (gss_for_code): Handle GIMPLE_EH_MUST_NOT_THROW,
840 GIMPLE_EH_DISPATCH, GIMPLE_RESX.
841 (gimple_size): Likewise.
842 (gimple_build_eh_dispatch, gimple_build_eh_must_not_throw): New.
843 (gimple_build_resx): Use gimple_build_with_ops.
844 (DEFTREECODE): Don't handle EXC_PTR_EXPR, FILTER_EXPR.
845 (is_gimple_val): Likewise.
846 (is_gimple_stmt): Remove RESX_EXPR.
847 * gimple.def (GIMPLE_EH_MUST_NOT_THROW, GIMPLE_EH_DISPATCH): New.
848 (GIMPLE_RESX): Reorder with other EH constructs.
849 * gimple.h (struct gimple_statement_eh_mnt): New.
850 (struct gimple_statement_eh_ctrl): Rename from gimple_statement_resx.
851 (gimple_eh_filter_must_not_throw): Remove.
852 (gimple_eh_filter_set_must_not_throw): Remove.
853 (gimple_eh_must_not_throw_fndecl): New.
854 (gimple_eh_dispatch_region, gimple_eh_dispatch_set_region): New.
855 (is_gimple_resx): New.
856 * gimplify.c (gimplify_expr): Don't handle EXC_PTR_EXPR, RESX_EXPR.
857 Don't copy EH_FILTER_MUST_NOT_THROW.
858 * gsstruct.def (GSS_EH_MNT, GSS_EHCONTROL): New.
859 * ipa-inline.c (estimate_function_body_sizes): Don't try to
860 handle must_not_throw_labels specially.
861 * ipa-pure-const.c (check_call): Update debug statement for LP.
862 * ipa-type-escape.c (check_operand): Don't handle EXC_PTR or FILTER.
863 * ipa-utils.c (get_base_var): Likewise.
864 * libfunc.h (LTI_unwind_resume, unwind_resume_libfunc): Remove.
865 * lower-subreg.c (move_eh_region_note): Remove.
866 (resolve_simple_move): Use copy_reg_eh_region_note_forward.
867 * omp-low.c (new_omp_context): Update for eh_lp_nr.
868 (create_task_copyfn): Likewise.
869 (maybe_catch_exception): Use gimple_build_eh_filter.
870 * optabs.c (emit_libcall_block): Update test for no-nonlocal-goto
871 REG_EH_REGION. Use make_reg_eh_region_note_nothrow_nononlocal.
872 * passes.c (init_optimization_passes): Add pass_lower_eh_dispatch
874 * print-tree.c (print_node): Dump EH_LANDING_PAD_NR.
875 * recog.c (peephole2_optimize): Use copy_reg_eh_region_note_backward,
876 can_throw_internal, can_nonlocal_goto.
877 * reload1.c (fixup_eh_region_note): Use insn_could_throw_p,
878 copy_reg_eh_region_note_forward.
879 (emit_input_reload_insns): Use copy_reg_eh_region_note_forward.
880 (emit_output_reload_insns): Likewise.
881 (copy_eh_notes): Remove.
882 * rtl.def (RESX): Remove.
883 * rtl.h: Update declarations.
884 * sese.c (graphite_copy_stmts_from_block): Use maybe_duplicate_eh_stmt.
885 * tree-cfg.c (make_edges): Handle GIMPLE_EH_DISPATCH.
886 (update_eh_label): Remove.
887 (cleanup_dead_labels_eh): New.
888 (cleanup_deal_labels): Use it instead of update_eh_label.
889 (gimple_merge_blocks): Update landing pad data structure when
890 removing a landing pad label.
891 (remove_useless_stmts_tc): Remove gimple_eh_filter_must_not_throw
892 test; handle GIMPLE_EH_MUST_NOT_THROW.
893 (is_ctrl_altering_stmt): Handle GIMPLE_EH_DISPATCH.
894 (verify_gimple_assign_single): Don't handle EXC_PTR or FILTER_EXPR.
895 (verify_types_in_gimple_stmt): Handle GIMPLE_EH_DISPATCH.
896 (verify_stmt): Likewise. Verify landing pads.
897 (gimple_redirect_edge_and_branch): Handle GIMPLE_EH_DISPATCH.
898 (gimple_duplicate_bb): Use maybe_duplicate_eh_stmt.
899 (struct move_stmt_d): Add eh_map.
900 (move_stmt_eh_region_nr, move_stmt_eh_region_tree_nr): New.
901 (move_stmt_r): Remap eh region numbers in builtin calls,
902 resx and eh_dispatch.
903 (move_block_to_fn): Remove eh_offset parameter. Use
904 maybe_duplicate_eh_stmt_fn.
905 (find_outermost_region_in_block): Operate on eh_region pointers
906 instead of region numbers.
907 (move_sese_region_to_fn): Expect eh_map instead of eh_offset from
908 duplicate_eh_regions.
909 * tree-cfgcleanup.c (tree_forwarder_block_p): Move entry block edge
910 test earlier. Disallow EH landing pads.
911 * tree-cfa.c (create_tree_common_ann): Don't set ann->rn.
912 * tree-flow.h: Update declarations.
913 (struct tree_ann_common_d): Replace rn with lp_nr.
914 * tree-inline.c (copy_tree_body_r): Don't handle RESX_EXPR.
915 (remap_eh_region_nr, remap_eh_region_tree_nr): New.
916 (remap_gimple_stmt): Remap eh region numbers in builtin calls,
917 resx and eh_dispatch.
918 (copy_bb): Use maybe_duplicate_eh_stmt_fn.
919 (copy_edges_for_bb): Use make_eh_dispatch_edges.
920 (copy_cfg_body): Expect eh_map instead of eh_region_offset
921 from duplicate_eh_regions.
922 (estimate_num_insns): Don't handle EXC_PTR_EXPR or FILTER_EXPR;
923 update RESX; handle EH_DISPATCH.
924 (expand_call_inline): Set eh_lp_nr, not eh_region.
925 (maybe_inline_call_in_expr): Likewise.
926 * tree-inline.h (struct copy_body_data): Replace eh_region with
927 eh_lp_nr, eh_region_offset with eh_map.
928 * tree-optimize.c (execute_fixup_cfg): Use maybe_clean_eh_stmt.
929 * tree-pass.h (pass_lower_eh_dispatch, pass_lower_resx): New.
930 * tree-pretty-print.c (dump_generic_node): Don't handle
931 EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR.
932 * tree-sra.c (scan_function): Use maybe_clean_eh_stmt.
933 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Don't handle
934 EXC_PTR_EXPR, FILTER_EXPR.
935 * tree-ssa-operands.c (get_expr_operands): Likewise.
936 * tree-ssa-propagate.c (valid_gimple_rhs_p): Likewise.
937 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
938 (ao_ref_init_from_vn_reference): Likewise.
939 * tree-ssa-sink.c (statement_sink_location): Likewise.
940 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
941 (mark_virtual_phi_result_for_renaming): Export. Tidy.
942 * tree-ssa-pre.c (get_or_alloc_expr_for): Don't handle
943 EXC_PTR_EXPR, FILTER_EXPR.
944 (is_exception_related): Remove.
945 (compute_avail): Don't call it.
946 * tree-ssa-structalias.c: Remove VEC definitions for int and unsigned.
947 * tree.c (find_decls_types_in_eh_region): Update for eh_region changes.
948 (find_decls_types_in_node): Use FOR_ALL_EH_REGION_FN.
949 (build_common_builtin_nodes): Add enable_cxa_end_cleanup parameter.
951 (build_resx): Remove.
952 * tree.def (EXC_PTR_EXPR, FILTER_EXPR, RESX_EXPR): Remove.
953 * tree.h: Update declarations.
954 (EH_FILTER_MUST_NOT_THROW): Remove.
955 (struct tree_label_decl): Add eh_landing_pad_nr.
956 (EH_LANDING_PAD_NR): New.
957 * value-prof.c (gimple_ic): Tidy variable names. Update for
959 (gimple_stringop_fixed_value): Tidy variable names. Assert
960 that neither call stmt can throw.
961 * vecprim.h (uchar): New.
962 (VEC(uchar,heap), VEC(uchar,gc)): New.
964 * c-common.c (c_define_builtins): Update call to
965 build_common_builtin_nodes.
966 * c-parser.c (c_parse_file): Don't call
967 default_init_unwind_resume_libfunc.
969 2009-09-14 Richard Sandiford <rdsandiford@googlemail.com>
971 * config/mips/mips-protos.h (mips_cfun_has_cprestore_slot_p): Declare.
972 (mips_cprestore_address_p): Likewise.
973 (mips_save_gp_to_cprestore_slot): Likewise.
974 (mips_restore_gp): Rename to...
975 (mips_restore_gp_from_cprestore_slot): ...this.
976 (mips_must_initialize_gp_p): Declare.
977 (mips_emit_save_slot_move): Likewise.
978 (mips_output_load_label): Return nothing.
979 (mips_eh_uses): Declare.
980 * config/mips/mips.h (TARGET_SPLIT_CALLS): Require epilogue_completed.
981 (TARGET_CPRESTORE_DIRECTIVE): New macro.
982 (TARGET_ABSOLUTE_JUMPS): Likewise.
984 (FIRST_PSEUDO_REGISTER): Update comment.
985 (MIPS_ABSOLUTE_JUMP): New macro, extracted from...
986 (MIPS_CALL): ...here.
987 (REGISTER_NAMES): Add $cprestore.
988 * config/mips/mips.c (machine_function): Remove has_gp_insn_p.
989 Add load_label_length, has_inflexible_gp_insn_p,
990 has_flexible_gp_insn_p, must_initialize_gp_p and
991 must_restore_gp_when_clobbered_p.
992 (mips_expand_call): Don't generate split instructions here.
993 (mips_split_call): Update the call to mips_restore_gp after
994 the above name change.
995 (mips16_cfun_returns_in_fpr_p): Move earlier in file.
996 (mips_find_gp_ref): New function.
997 (mips_insn_has_inflexible_gp_ref_p): Likewise.
998 (mips_cfun_has_inflexible_gp_ref_p): Likewise.
999 (mips_insn_has_flexible_gp_ref_p): Likewise.
1000 (mips_cfun_has_flexible_gp_ref_p): Likewise.
1001 (mips_function_has_gp_insn): Delete.
1002 (mips_global_pointer): Drop the df_regs_ever_live_p check.
1003 Use the new functions above. Only return INVALID_REGNUM
1004 for TARGET_ABSOLUTE_JUMPS.
1005 (mips_must_initialize_gp_p): New function.
1006 (mips_get_cprestore_base_and_offset): New function, extracted from...
1007 (mips_cprestore_slot): ...here. Take a bool parameter.
1008 (mips_cfun_has_cprestore_slot_p): New function.
1009 (mips_cprestore_address_p): Likewise.
1010 (mips_save_gp_to_cprestore_slot): Likewise.
1011 (mips_restore_gp): Rename to...
1012 (mips_restore_gp_from_cprestore_slot): ...this. Assert
1013 epilogue_completed. Update the call to mips_cprestore_slot.
1014 Test cfun->machine->must_restore_gp_when_clobbered_p.
1015 (mips_direct_save_slot_move_p): New function.
1016 (mips_emit_save_slot_move): Likewise.
1017 (mips_output_cplocal): Test mips_must_initialize_gp_p () instead
1018 of cfun->machine->global_pointer.
1019 (mips_output_function_prologue): Check mips_must_initialize_gp_p ().
1020 (mips_save_reg): Use mips_emit_save_slot_move.
1021 (mips_expand_prologue): Set must_initialize_gp_p.
1022 Use mips_cfun_has_cprestore_slot_p. Use gen_potential_cprestore
1023 for all cprestore saves. Emit a use_cprestore instruction after
1024 setting up the cprestore slot.
1025 (mips_restore_reg): Use mips_emit_save_slot_move.
1026 (mips_process_load_label): New function.
1027 (mips_load_label_length): Likewise.
1028 (mips_output_load_label): Don't return asm: output it here instead.
1029 Use mips_process_load_label.
1030 (mips_adjust_insn_length): Adjust the length of branch instructions
1031 that have length MAX_PIC_BRANCH_LENGTH.
1032 (mips_output_conditional_branch): Update the call to
1033 mips_output_load_label. Assume the branch target is OPERANDS[0]
1034 rather than OPERANDS[1]. Use MIPS_ABSOLUTE_JUMP for absolute jumps.
1035 (mips_output_order_conditional_branch): Swap the meaning of
1036 OPERANDS[0] and OPERANDS[1].
1037 (mips_variable_issue): Don't count ghost instructions.
1038 (mips_expand_ghost_gp_insns): New function.
1039 (mips_reorg): Rerun mips_reorg_process_insns if it returns true.
1040 (mips_output_mi_thunk): Set must_initialize_gp_p.
1041 (mips_eh_uses): New function.
1042 * config/mips/predicates.md (cprestore_save_slot_operand)
1043 (cprestore_load_slot_operand): New predicates.
1044 * config/mips/mips.md (UNSPEC_POTENTIAL_CPRESTORE): New unspec.
1045 (UNSPEC_MOVE_GP): Likewise.
1046 (UNSPEC_CPRESTORE, UNSPEC_RESTORE_GP, UNSPEC_EH_RETURN)
1047 (UNSPEC_CONSTTABLE_INT, UNSPEC_CONSTTABLE_FLOAT): Bump to make room.
1048 (CPRESTORE_SLOT_REGNUM): New register.
1049 (MAX_PIC_BRANCH_LENGTH): New constant.
1050 (jal_macro): Use MIPS_ABSOLUTE_JUMPS.
1051 (length): Use MAX_PIC_BRANCH_LENGTH as a placeholder for PIC long
1052 branches. Fix commentary.
1053 (loadgp_newabi_<mode>): Change from unspec_volatile to unspec.
1054 Only split if mips_must_initialize_gp_p; expand to nothing otherwise.
1055 Change type to "ghost".
1056 (loadgp_absolute_<mode>): Likewise.
1057 (loadgp_rtp_<mode>): Likewise.
1058 (copygp_mips16): Likewise.
1059 (loadgp_blockage): Remove redundant mode attribute.
1060 (potential_cprestore): New instruction.
1061 (cprestore): Turn into an unspec set.
1062 (use_cprestore): New instruction.
1063 (*branch_fp): Swap operands 0 and 1. Remove redundant mode attribute.
1064 (*branch_fp_inverted): Likewise.
1065 (*branch_order<mode>): Likewise.
1066 (*branch_order<mode>_inverted): Likewise.
1067 (*branch_equality<mode>): Likewise.
1068 (*branch_equality<mode>_inverted): Likewise.
1069 (*branch_bit<bbv><mode>): Likewise.
1070 (*branch_bit<bbv><mode>_inverted): Likewise.
1071 (*branch_equality<mode>_mips16): Remove redundant mode.
1072 (jump): Turn into a define_expand.
1073 (*jump_absolute): New instruction.
1074 (*jump_pic): Likewise.
1075 (*jump_mips16): Rename previously-unnamed pattern. Remove
1076 redundant mode attribute.
1077 (restore_gp): Split on epilogue_completed rather than
1078 reload_completed. Change type to "ghost".
1079 (move_gp<mode>): New instruction.
1080 * config/mips/mips-dsp.md (mips_bposge): Swap operands 0 and 1.
1081 Remove redundant mode attribute.
1082 * config/mips/mips-ps-3d.md (bc1any4t): Likewise.
1083 (bc1any4f, bc1any2t, bc1any2f): Likewise.
1084 (*branch_upper_lower, *branch_upper_lower_inverted): Likewise.
1086 2009-09-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1089 * config/rs6000/rs6000.c (rs6000_function_value): V2DF and V2DI
1090 are returned in the same register (vs34 or v2) that Altivec vector
1091 types are returned in.
1092 (rs6000_libcall_value): Ditto.
1095 * config/rs6000/rs6000.c (rs6000_emit_move): Use gen_add3_insn
1096 instead of explicit addsi3/adddi3 calls.
1097 (rs6000_split_multireg_move): Ditto.
1098 (rs6000_emit_allocate_stack): Ditto.
1099 (rs6000_emit_prologue): Ditto.
1100 (rs6000_output_mi_thunk): Ditto.
1102 * config/rs6000/rs6000.md (bswapdi*): Don't assume the pointer
1103 size is 64 bits if we can use 64-bit registers.
1105 2009-09-14 Bernd Schmidt <bernd.schmidt@analog.com>
1107 * config/bfin/bfin.c (bfin_longcall_p): Don't use short calls for weak
1110 From Jie Zhang <jie.zhang@analog.com>:
1111 * config/bfin/bfin.c (bfin_expand_prologue): Ask do_link to
1112 save FP and RETS with saveall attribute.
1113 (bfin_expand_epilogue): Ask do_unlink to restore FP and RETS
1114 with saveall attribute.
1116 * config/bfin/bfin.c (bfin_expand_builtin,
1117 case BFIN_BUILTIN_MULT_1X32X32): Force constants to registers for the
1120 From Jie Zhang <jie.zhang@analog.com>:
1121 * config/bfin/bfin.c (bfin_expand_builtin): Initialize icodes
1122 before use in two places.
1123 * config/bfin/bfin.md (AREG): Define mode iterator.
1124 (reload_in, reload_out): Use mode iterator AREG.
1126 2009-09-14 Richard Guenther <rguenther@suse.de>
1129 * dwarf2out.c (dwarf2out_begin_prologue): Adjust non-CFI asm
1130 EH personality path.
1132 2009-09-13 Richard Guenther <rguenther@suse.de>
1133 Rafael Avila de Espindola <espindola@google.com>
1135 * langhooks-def.h (LANG_HOOKS_EH_RUNTIME_TYPE): Define.
1136 (LANG_HOOKS_EH_PERSONALITY): Likewise.
1137 (LANG_HOOKS_INITIALIZER): Adjust.
1138 (lhd_pass_through_t): Declare.
1139 * langhooks.h (struct lang_hooks): Add eh_runtime_type and
1141 * langhooks.c (lhd_pass_through_t): New function.
1142 * dwarf2out.c (output_call_frame_info, dwarf2out_do_cfi_startproc,
1143 dwarf2out_begin_prologue): Use personality from current_function_decl.
1144 * expr.h (get_personality_function): Declare.
1145 * expr.c (get_personality_function): New function.
1146 (build_personality_function): Likewise.
1147 * libfuncs.h (libfunc_index): Remove LTI_eh_personality.
1148 (eh_personality_libfunc): Remove.
1149 * optabs.c (build_libfunc_function): New function split out from ...
1150 (init_one_libfunc): ... here.
1151 * tree.h (DECL_FUNCTION_PERSONALITY): New.
1152 (tree_function_decl): Add personality.
1153 (lhd_gcc_personality): Declare.
1154 (build_personality_function): Likewise.
1155 * tree.c (gcc_eh_personality_decl): New.
1156 (lhd_gcc_personality): New function.
1157 * except.h (lang_eh_runtime_type): Remove.
1158 (enum eh_personality_kind): New.
1159 (build_personality_function): Declare.
1160 (function_needs_eh_personality): Declare.
1161 * except.c (lang_eh_runtime_type): Remove.
1162 (function_needs_eh_personality): New function.
1163 (add_type_for_runtime): Call lang_hooks.type_for_runtime instead.
1164 (sjlj_emit_function_enter, output_function_exception_table):
1165 Use personality from current_function_decl.
1166 * tree-eh.c (lower_eh_constructs): Set DECL_FUNCTION_PERSONALITY.
1167 * tree-inline.c (tree_can_inline_p): Do not inline across different
1169 (expand_call_inline): Likewise. Adjust the callers EH personality.
1170 (tree_function_versioning): Copy DECL_FUNCTION_PERSONALITY.
1171 * cgraph.c (cgraph_add_new_function): Set DECL_FUNCTION_PERSONALITY.
1172 * Makefile.in (cgraph.o): Add $(EXCEPT_H) dependency.
1173 (c-parser.o): Likewise
1174 * c-tree.h (c_eh_initialized_p): Remove.
1175 (c_maybe_initialize_eh): Likewise.
1176 * c-decl.c (finish_decl): Don't call c_maybe_initialize_eh.
1177 (finish_decl): Don't call c_maybe_initialize_eh.
1178 (c_eh_initialized_p): Remove.
1179 (c_maybe_initialize_eh): Likewise.
1180 * c-parser.c (c_parser_omp_construct): Likewise.
1181 (c_parse_file): Initialize exception handling.
1183 2009-09-13 Kai Tietz <kai.tietz@onevision.com>
1185 * config.gcc (tm_file): Remove i386/biarch32.h
1186 for i?86-w64-mingw* case.
1187 (i?86-*-mingw* andx86_64-*-mingw*): Add multilib
1189 * config.host: Set for x64 mingw the option
1190 use_long_long_for_widest_fast_int to yes.
1192 2009-09-13 Eric Botcazou <ebotcazou@adacore.com>
1194 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1195 * dbxout.c (dbxout_function_end): Do not test DECL_IGNORED_P.
1196 (dbxout_begin_function): Likewise.
1197 * final.c (dwarf2_debug_info_emitted_p): New predicate.
1198 (final_start_function): Do not emit debug info if DECL_IGNORED_P is
1199 set on the function.
1200 (final_end_function): Likewise.
1201 (final_scan_insn): Likewise.
1202 (rest_of_handle_final): Likewise.
1203 * varasm.c (assemble_start_function): Likewise.
1204 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
1206 2009-09-12 Jason Merrill <jason@redhat.com>
1208 * dbgcnt.c (dbg_cnt_process_single_pair): constify.
1209 * opts.c (common_handle_option): constify.
1211 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1213 * doc/install.texi (avr): Remove obsolete reference site.
1215 2009-09-12 Gerald Pfeifer <gerald@pfeifer.com>
1217 * doc/install.texi (Binaries): Adjust AIX link.
1219 2009-09-12 Akim Demaille <demaille@gostai.com>
1221 * doc/invoke.texi (-fstrict-aliasing): Correct two examples.
1222 Use an imperative sentence.
1224 2009-09-11 Richard Henderson <rth@redhat.com>
1226 * gsstruct.def (DEFGSSTRUCT): Remove printable-name argument; add
1227 structure-name and has-tree-operands arguments; update all entries.
1228 * gimple.def (DEFGSCODE): Replace 3rd argument with GSS_symbol;
1230 * gimple.c (gimple_ops_offset_): Use HAS_TREE_OP argument.
1231 (gsstruct_code_size): New.
1232 (gss_for_code_): New.
1233 (gss_for_code): Remove.
1234 (gimple_size): Rewrite using gsstruct_code_size.
1235 (gimple_statement_structure): Move to gimple.h.
1236 * gimple.h (gimple_ops_offset_, gss_for_code_): Declare.
1237 (gss_for_code, gimple_statement_structure): New.
1238 (gimple_ops): Use new arrays; tidy.
1240 2009-09-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1242 * config/pa/predicates.md (symbolic_operand): Require a CONST symbolic
1243 operand to be a PLUS expression.
1244 * config/pa/pa.c (pa_secondary_reload): Likewise.
1246 2009-09-11 Jakub Jelinek <jakub@redhat.com>
1248 * combine.c (propagate_for_debug_subst): Call wrap_constant on top.
1250 * print-rtl.c (print_rtx): Use JUMP_LABEL (in_rtx) instead of
1253 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1255 From Jie Zhang <jie.zhang@analog.com>:
1256 * doc/extend.texi (node Function Attributes): Document l2
1258 (node Blackfin Variable Attributes): Document l2 variable attributes.
1260 2009-09-11 Loren J. Rittle <ljrittle@acm.org>
1262 * config.gcc (*-*-freebsd*): Enable default_use_cxa_atexit
1263 to match the system compiler's configuration at inflection point.
1264 Add comment to remark a remaining difference with system compiler.
1266 * configure.ac (*-*-freebsd*): Enable check for __stack_chk_fail.
1267 * configure: Regenerate.
1269 2009-09-11 Bernd Schmidt <bernd.schmidt@analog.com>
1271 From Jie Zhang <jie.zhang@analog.com>:
1272 * config/bfin/bfin.c (bfin_expand_call): Handle L2 functions.
1273 (bfin_handle_l2_attribute): New.
1274 (bfin_attribute_table): Add l2 attribute.
1276 2009-09-11 Michael Matz <matz@suse.de>
1279 * tree-inline.c (remap_decls): Don't put DECL_EXTERNAL decls
1280 on the local_decls list.
1282 2009-09-11 Alexandre Oliva <aoliva@redhat.com>
1286 * cselib.c (cselib_expand_value_rtx_cb): Document callback
1288 (cselib_expand_value_rtx_1): Use callback for SUBREGs. Adjust
1289 for VALUEs, to implement the documented interface.
1290 * var-tracking.c (vt_expand_loc_callback): Handle SUBREGs.
1291 Adjust for VALUEs and anything else, to implement the
1292 documented interface.
1294 2009-09-10 Nathan Froyd <froydnj@codesourcery.com>
1296 * config/rs6000/rs6000.h (DATA_ALIGNMENT): Check that we are dealing
1297 with actual SPE/paired vector modes before using 64-bit alignment.
1298 Check that TYPE is a REAL_TYPE for TARGET_E500_DOUBLE.
1300 2009-09-10 DJ Delorie <dj@redhat.com>
1302 * config/mep/mep.md (eh_epilogue): Defer until after epilogue is
1305 * config/mep/mep.h (LEGITIMATE_CONSTANT_P): New.
1306 * config/mep/mep.c (mep_legitimate_constant_p): New.
1307 * config/mep/mep-protos.h: Prototype it.
1309 2009-09-10 Richard Henderson <rth@redhat.com>
1311 * print-rtl.c (print_rtx): Fix JUMP_LABEL index.
1313 2009-09-10 Jason Merrill <jason@redhat.com>
1315 * tree.c (chain_index): New fn.
1316 * tree.h: Declare it.
1318 2009-09-10 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1320 * config/sol2-c.c (cmn_err_length_specs): Initialize
1321 scalar_identity_flag.
1323 2009-09-10 Richard Henderson <rth@redhat.com>
1325 * tree.h (struct tree_decl_common): Move align member earlier;
1326 move label_decl_uid member ...
1327 (struct tree_label_decl): ... here.
1328 (LABEL_DECL_UID): Update to match.
1330 * tree-cfg.c (dump_function_to_file): Dump eh tree with TDF_EH,
1333 * tree-cfg.c (gimple_redirect_edge_and_branch): Do
1334 gimple_try_redirect_by_replacing_jump test after no-op and EH tests.
1336 * tree-cfg.c (split_edge_bb_loc): Don't disallow placement at
1337 dest_prev if the edge is complex.
1339 * tree-cfg.c (is_ctrl_stmt): Use a switch.
1341 * tree-cfg.c (gimple_can_merge_blocks_p): Move label and
1342 loop latch tests earlier.
1344 * gimple-iterator.c (gimple_find_edge_insert_loc): Insert
1345 before GIMPLE_RETURN, not after its predecessor; insert
1348 * gimple-iterator.c (gimple_find_edge_insert_loc): Use
1349 gimple_seq_empty_p to test for no PHI nodes.
1350 * tree-cfg.c (split_critical_edges): Likewise.
1352 * c-common.h (c_dialect_cxx, c_dialect_objc): Boolify.
1354 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1356 * final.c (shorten_branches) : Ignore DEBUG_INSN_P instructions
1357 introduced by the VTA branch merge.
1359 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1361 * ira-conflicts.c: Use fputs or putc instead of fprintf
1365 * tree-switch-conversion.c: Ditto.
1367 2009-09-10 Hariharan Sandanagobalane <hariharan@picochip.com>
1369 * config/picochip/picochip.c : Ignore DEBUG_INSN_P instructions
1370 introduced by the VTA branch merge.
1372 2009-09-10 Uros Bizjak <ubizjak@gmail.com>
1375 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1377 PR rtl-optimization/39779
1378 * expr.c (convert_modes): Return when mode == oldmode after
1379 CONST_INTs are processed.
1381 2009-09-10 Nick Clifton <nickc@redhat.com>
1383 * config/mep/mep.c (mep_encode_section_info): Copy weakness
1384 attribute and referring decl when creating renamed symbol.
1386 2009-09-10 Richard Guenther <rguenther@suse.de>
1389 * cgraphunit.c (cgraph_emit_thunks): Emit thunks only for
1391 (cgraph_finalize_compilation_unit): Compute reachability
1392 before emitting thunks. Properly process aliases before
1393 possibly removing unreachable nodes.
1395 2009-09-10 Richard Guenther <rguenther@suse.de>
1398 * tree.c (struct free_lang_data_d): Add worklist member.
1399 (find_decls_types_r): Push onto the worklist instead of recursing.
1400 Handle TREE_BINFOs properly.
1401 (find_decls_types): New function wrapped around find_decls_types_r
1402 to process the worklist.
1403 (find_decls_types_in_eh_region): Use it.
1404 (find_decls_types_in_node): Likewise.
1405 (find_decls_types_in_var): Likewise.
1406 (free_lang_data_in_cgraph): Likewise. Free the worklist.
1407 * tree.h (RECORD_OR_UNION_TYPE_P): New.
1408 (AGGREGATE_TYPE_P): Adjust.
1410 2009-09-09 Jason Merrill <jason@redhat.com>
1412 * configure.ac: Check glibc version even if we have an in-tree
1415 2009-09-09 Anthony Green <green@moxielogic.com>
1417 * config/moxie/moxie.md (*movsi, *movhi, *movqi): Use xor to load
1418 the constant 0 when appropriate.
1419 * config/moxie/constraints.md: Add constraint O.
1421 * config/moxie/moxie.c (moxie_setup_incoming_varargs): Adjust
1422 to pass up to 6 32-bit argument values in registers.
1423 (moxie_function_arg): Ditto.
1424 (moxie_arg_partial_bytes): Ditto.
1425 * config/moxie/moxie.h (FUNCTION_ARG_ADVANCE): Ditto.
1426 (REG_PARM_STACK_SPACE): Ditto.
1427 (FUNCTION_ARG_REGNO_P): Ditto.
1429 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
1430 instruction to allocate stack space.
1432 2009-09-09 Segher Boessenkool <segher@kernel.crashing.org>
1434 * config/rs6000/rs6000.md (bswapdi2_64bit): Fix
1435 unnecessarily stringent constraints. Fix address
1436 calculation in the splitters.
1438 2009-09-09 Uros Bizjak <ubizjak@gmail.com>
1440 PR rtl-optimization/39779
1441 * expr.c (convert_modes): Return when mode == oldmode after
1442 CONST_INTs are processed.
1444 2009-09-09 Kai Tietz <kai.tietz@onevision.com>
1447 * config/i386.c (ix86_can_use_return_insn_p): Check for padding0, too.
1448 (ix86_expand_prologue): Take frame.padding0 into logic of
1450 (ix86_expand_epilogue): Likewise.
1452 2009-09-09 Jakub Jelinek <jakub@redhat.com>
1454 * config/t-slibgcc-elf-ver (SHLIB_MAKE_SOLINK, SHLIB_INSTALL_SOLINK):
1456 (SHLIB_LINK, SHLIB_INSTALL): Use them.
1457 * config/t-slibgcc-libgcc: New file.
1458 * config.gcc (powerpc*-*-linux*, powerpc*-*-gnu*): Use it.
1460 2009-09-09 Martin Jambor <mjambor@suse.cz>
1462 PR tree-optimization/41089
1463 * tree-sra.c (find_var_candidates): Do not consider va_lists in
1466 2009-09-09 Richard Henderson <rth@redhat.com>
1468 * gimple.h (CASE_GIMPLE_OMP): New.
1469 (is_gimple_omp): Use it.
1470 * tree-cfg.c (is_ctrl_altering_stmt): Likewise.
1471 (verify_gimple_debug): Likewise.
1473 2009-09-09 Richard Guenther <rguenther@suse.de>
1475 PR tree-optimization/41101
1476 * tree-ssa-pre.c (maximal_set): Remove.
1477 (compute_antic_aux): Treat the maximal set as implicitly all ones.
1478 Defer all blocks we didn't visit at least one successor.
1479 (add_to_exp_gen): Do not add to the maximal set.
1480 (make_values_for_phi): Likewise.
1481 (compute_avail): Likewise.
1482 (init_pre): Do not allocate the maximal set.
1483 (execute_pre): Do not dump it.
1485 2009-09-09 Martin Jambor <mjambor@suse.cz>
1487 * tree-cfg.c (verify_gimple_phi): Check that gimple_phi_result is
1488 an SSA_NAME rather than a is_gimple_variable.
1490 2009-09-09 Richard Guenther <rguenther@suse.de>
1493 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Remove
1494 code dealing with plain pointer bases.
1495 (maybe_fold_offset_to_reference): Likewise.
1496 (maybe_fold_stmt_addition): Adjust.
1498 2009-09-09 Richard Guenther <rguenther@suse.de>
1500 * tree.c (free_lang_data_in_type): Do not free the type variant
1502 (free_lang_data): Merge char_type_node with its properly signed
1504 (pass_ipa_free): Collect after freeing language specific data.
1506 2009-09-09 Michael Matz <matz@suse.de>
1509 * cfgexpand.c (expand_gimple_stmt_1): Use an int for storing
1510 SUBREG_PROMOTED_UNSIGNED_P, instead of a bool.
1511 * rtl.h (struct rtx, SUBREG_PROMOTED_UNSIGNED_P): Update comments
1514 2009-09-08 DJ Delorie <dj@redhat.com>
1516 * config/mep/mep.c (conversions[]): Add "ml" pattern.
1518 2009-09-04 Jason Merrill <jason@redhat.com>
1520 * tree.c (tree_find_value): Remove.
1521 * tree.h: Remove prototype.
1522 * varasm.c (assemble_external): Use value_member instead.
1524 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1526 * toplev.c (process_options): Choose default debugging type when
1527 gtoggle enables debug info and type is unset.
1529 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1533 * cselib.c (cselib_expand_value_rtx_1): Don't return copy of
1536 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1538 * configure: Rebuilt with modified libtool.m4.
1540 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1545 * tree-ssa.c (execute_update_addresses_taken): Update debug insns.
1547 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1549 * tree-ssa-loop-ivopts.c (get_phi_with_result): Remove.
1550 (remove_statement): Likewise.
1551 (rewrite_use_nonlinear_expr): Adjust.
1552 (remove_unused_ivs): Collect SSA NAMEs to remove and call...
1553 * tree-ssa.c (release_defs_bitset): ... this. New.
1554 * tree-flow.h (release_defs_bitset): Declare.
1556 2009-09-08 Alexandre Oliva <aoliva@redhat.com>
1559 * tree-ssa-phiopt.c (minmax_replacement): Skip debug stmts
1560 in the middle block.
1562 2009-09-08 Kai Tietz <kai.tietz@onevision.com>
1564 * tree-ssa-reassoc.c (find_operand_rank): Cast pointer
1565 via intptr_t to long type.
1566 (insert_operand_rank): Cast long type via intptr_t to
1568 * genattrtab.c (RTL_HASH): Use intptr_t to cast from
1570 * c-pretty-print.c (pp_c_tree_decl_identifier): Cast
1571 from pointer to unsigned via uintptr_t.
1573 * configure.ac (GCC_STDINT_TYPES): Initialize intptr_t,
1574 uintptr_t, HAVE_INTTYPES_H, HAVE_STDINT_H, HAVE_UINTPTR_T,
1576 * configure: Regenerated.
1577 * config.in: Regenerated
1578 * system.h (stdint.h): Add include.
1579 (inttypes.h): Likewise.
1580 * Makefile.in (aclocal): Add config/stdint.m4.
1581 * aclocal.m4: Regenerated.
1583 2009-09-08 Bernd Schmidt <bernd.schmidt@analog.com>
1585 * config/bfin/bfin.c (np_check_regno, np_after_branch): New static
1587 (note_np_check_stores): New function.
1588 (harmless_null_pointer_p): New function.
1589 (trapping_loads_p): New args NP_REG and AFTER_NP_BRANCH. Callers
1590 changed. Take into account whether we're in the shadow of a condjump
1591 that tested NP_REG for NULL.
1592 Lose all code that tested for SEQUENCEs.
1593 (workaround_speculation): Avoid inserting NOPs for loads that are
1594 either always executed or a NULL pointer.
1596 2009-09-08 Jan Hubicka <jh@suse.cz>
1598 * doc/invoke.texi (early-inlining-insns): Reduce from 12 to 8.
1599 * params.def (early-inlining-insns): Likewise.
1601 2009-09-08 Jakub Jelinek <jakub@redhat.com>
1603 PR rtl-optimization/41239
1604 * sched-int.h (struct deps): Add last_function_call_may_noreturn field.
1605 * sched-rgn.c (deps_join): Join also last_function_call_may_noreturn
1607 * sched-deps.c (sched_analyze_insn): Prevent moving trapping insns
1608 across calls, as the calls might not always return normally.
1609 (call_may_noreturn_p): New function.
1610 (deps_analyze_insn): Update last_function_call_may_noreturn list.
1611 (init_deps): Initialize it.
1612 (remove_from_deps): Also remove calls from
1613 last_function_call_may_noreturn list.
1615 2009-09-07 Richard Henderson <rth@redhat.com>
1617 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't assume there are
1618 more VR->OPERANDS than LHS operands. Free LHS before returning.
1620 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1622 * config/bfin/bfin.md (UNSPEC_VOLATILE_STALL): New constant.
1623 (attr "addrtype"): New member "spreg".
1624 Use it if mem_spfp_address_operand is true for the address.
1625 (attr "type"): New entry "stall".
1626 (cpu_unit "load"): New.
1627 (insn_reservations "load32", "loadp", "loadi"): Add reservation of
1629 (insn_reservation "loadsp"): New.
1630 (insn_reservation "load_stall1"): New.
1631 (insn_reservation "load_stall3"): New.
1633 * config/bfin/predicates.md (const1_operand, const3_operand): New.
1634 (mem_p_address_operand): Exclude stack and frame pointer based
1636 (mem_spfp_address_operand): New; match them here.
1637 * config/bfin/bfin.c (add_sched_insns_for_speculation): New function.
1638 (bfin_reorg): Call it if scheduling insns.
1639 (bfin_gen_bundles): Remove dummy insns created by
1640 add_sched_insns_for_speculation.
1642 From Jie Zhang <jie.zhang@analog.com>:
1643 * config/bfin/bfin-protos.h (enum bfin_cpu_type, bfin_cpu_type,
1644 bfin_si_revision, bfin_workarounds): Move these ...
1645 * config/bfin/bfin.h: ... here.
1647 From Mike Frysinger <michael.frysinger@analog.com>
1648 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF542M,
1649 BFIN_CPU_BF544M, BFIN_CPU_BF547M, BFIN_CPU_BF548M, and BFIN_CPU_BF549M.
1650 * config/bfin/bfin.c (bfin_cpus[]): Add 0.3 for bf542m, bf544m,
1651 bf547m, bf548m, and bf549m.
1652 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF542M__
1653 for BFIN_CPU_BF542M, __ADSPBF544M__ for BFIN_CPU_BF544M,
1654 __ADSPBF547M__ for BFIN_CPU_BF547M, __ADSPBF548M__ for
1655 BFIN_CPU_BF548M, and __ADSPBF549M__ for BFIN_CPU_BF549M.
1656 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
1657 bf542m-none, bf544m-none, bf547m-none, bf548m-none, and bf549m-none.
1658 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
1659 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
1660 * doc/invoke.texi (Blackfin Options): Document that -mcpu now accepts
1661 bf542m, bf544m, bf547m, bf548m, and bf549m.
1663 From Jie Zhang <jie.zhang@analog.com>:
1664 * config/bfin/predicates.md (p_register_operand): New predicate.
1665 (dp_register_operand): New predicate.
1666 * config/bfin/bfin-protos.h (WA_05000074): Define.
1667 (ENABLE_WA_05000074): Define.
1668 * config/bfin/bfin.c (bfin_cpus[]): Add WA_05000074 for all cpus.
1669 (bfin_gen_bundles): Put dsp32shiftimm instruction in slot[0].
1670 * config/bfin/bfin.md (define_attr type): Add dsp32shiftimm.
1671 (define_attr addrtype): Allow load/store register to be P register.
1672 (define_attr storereg): New.
1673 (define_cpu_unit anomaly_05000074): New.
1674 (define_insn_reservation dsp32shiftimm): New.
1675 (define_insn_reservation dsp32shiftimm_anomaly_05000074): New.
1676 (define_insn_reservation loadp): Cannot use slot2.
1677 (define_insn_reservation loadsp): Cannot use slot2.
1678 (define_insn_reservation storep): Cannot use slot2. Does not
1679 apply when working around 05000074.
1680 (define_insn_reservation storep_anomaly_05000074): New.
1681 (define_insn_reservation storei): Does not apply when working
1683 (define_insn_reservation storei_anomaly_05000074): New.
1684 (define_attr length): Add dsp32shiftimm case.
1685 (define_insn movsi_insn32, movsi_insv, ashlsi3_insn, ashrsi3,
1686 ror_one, rol_one, lshrsi3, lshrpdi3, ashrpdi3, movhiv2hi_low,
1687 movhiv2hi_high, composev2hi, packv2hi, movv2hi_hi,
1688 ssashiftv2hi3, ssashifthi3, ssashiftsi3, lshiftv2hi3, lshifthi3):
1689 Set type as dsp32shiftimm for dsp32shiftimm alternatives.
1691 2009-09-07 Martin Jambor <mjambor@suse.cz>
1694 * tree-sra.c (create_artificial_child_access): Return NULL if
1695 build_ref_for_offset fails.
1696 (propagate_subacesses_accross_link): Allow build_ref_for_offset
1697 and create_artificial_child_access to fail.
1699 2009-09-06 Dmitry Gorbachev <d.g.gorbachev@gmail.com>
1702 * unwind-dw2.c (uw_init_context_1): Mark noinline.
1703 * config/ia64/unwind-ia64.c (uw_init_context_1): Likewise.
1704 * config/xtensa/unwind-dw2-xtensa.c (uw_init_context_1): Likewise.
1706 2009-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
1708 * config/bfin/bfin.c (bfin_optimize_loop): When creating a new basic
1709 block, ensure it has an exit edge. Emit a barrier after a jump.
1711 2009-09-07 Nick Clifton <nickc@redhat.com>
1713 * gcc.c (this_is_linker_script): New variable. Like
1714 this_is_library_file but for the %T constructor.
1715 (end_going_arg): If this_is_linker_script is set then locate the
1716 script and insert a --script switch before it
1717 (do_spec_2): Initialise this_is_linker_script.
1718 (do_spec_1): Likewise. Handle %T construct.
1719 (eval_spec_function): Preserve this_is_linker_script.
1720 * doc/invoke.texi: Document %T construct in spec files.
1721 * config/m32c/m32c.h (LIB_SPEC): Use it.
1723 2009-09-07 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
1725 * rtl.h (PREFETCH_SCHEDULE_BARRIER_P): New macro.
1726 * sched-deps.c (sched_analyze_2): Make prefetches a hard barrier
1727 when volatile flag is set.
1728 * doc/rtl.texi (PREFETCH_SCHEDULE_BARRIER_P): Add documentation pieces.
1730 2009-09-06 Eric Botcazou <ebotcazou@adacore.com>
1733 * combine-stack-adj.c (try_apply_stack_adjustment): Handle stores.
1734 (combine_stack_adjustments_for_block): Allow insns between stack
1735 adjustments and stores with corresponding pre-(dec|inc)rement or
1736 pre-modify operation.
1738 2009-09-06 Jakub Jelinek <jakub@redhat.com>
1741 * combine-stack-adj.c (struct csa_memlist): Rename to...
1742 (struct csa_reflist): ... this. Rename mem field to ref.
1743 (free_csa_memlist): Rename to...
1744 (free_csa_reflist): ... this.
1745 (record_one_stack_memref): Rename to...
1746 (record_one_stack_ref): ... this. Handle also REG_P.
1747 (try_apply_stack_adjustment): Handle also REG_P.
1748 (struct record_stack_memrefs_data): Rename to...
1749 (struct record_stack_refs_data): ... this. Rename memlist field to
1751 (record_stack_memrefs): Rename to...
1752 (record_stack_refs): ... this. For DEBUG_INSNs keep traversing
1753 subexpressions instead of failing when a MEM contains SP references.
1754 For SP itself in DEBUG_INSNs queue it also onto reflist chain.
1755 (combine_stack_adjustments_for_block): Adjust for mem to ref renaming.
1757 2009-09-06 Richard Guenther <rguenther@suse.de>
1760 * tree.c (build_array_type): Do not record types marked
1761 with structural equality in the canonical type hashtable.
1763 2009-09-06 Richard Guenther <rguenther@suse.de>
1766 * tree-ssa-alias.c (refs_may_alias_p_1): Bail out for function decls.
1768 2009-09-05 Richard Guenther <rguenther@suse.de>
1771 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Use the correct type.
1773 2009-09-05 Richard Guenther <rguenther@suse.de>
1776 * tree-ssa-operands.c (get_tmr_operands): Pass through opf_no_vops.
1778 2009-09-05 Richard Guenther <rguenther@suse.de>
1781 * tree-ssa.c (useless_type_conversion_p): Drop qualifiers
1782 before comparing function argument types.
1784 2009-09-05 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1787 * config/i386/mingw-w64.h (ASM_SPEC): Pass -v instead of -V to
1790 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1793 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
1795 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
1796 locators before emit_insn is called.
1798 2009-09-04 Vladimir Makarov <vmakarov@redhat.com>
1801 * ira.c (update_equiv_reg): Revert my previous patch for the PR.
1802 * reginfo.c (resize_reg_info): Call allocate_reg_info if necessary.
1803 (reginfo_init): Don't call allocate_reg_info.
1805 2009-09-04 Uros Bizjak <ubizjak@gmail.com>
1808 * config/alpha/alpha.c (alpha_does_function_need_gp): Use
1809 NONDEBUG_INSN_P instead of INSN_P.
1811 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1814 * tree-vect-stmts.c (vect_stmt_relevant_p): Skip debug uses.
1816 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1819 * config/arm/vfp.md (*cmpdf_split_vfp): Fix src mode in the second
1820 pattern of the split.
1822 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1824 * toplev.c (process_options): Move setter of flag_var_tracking
1825 before other tests that depend on it. Move down setter of
1826 flag_rename_registers. Don't enable var-tracking-assignments
1827 by default if selective scheduling is enabled. Warn if both
1830 2009-09-04 Alexandre Oliva <aoliva@redhat.com>
1832 * var-tracking.c (dv_is_decl_p): Adjust NULL behavior to match
1833 comment. Use switch statement to catch overlaps between rtx
1834 and tree codes. Accept FUNCTION_DECLs in addition to those in...
1835 (IS_DECL_CODE): ... here. Remove.
1836 (check_value_is_not_decl): Remove.
1837 (dv_from_decl, dv_from_value): Check after conversion.
1839 2009-09-04 Richard Guenther <rguenther@suse.de>
1842 * (cgraph_finalize_compilation_unit): Move finalizing aliases
1843 after emitting tunks. Move emitting thunks and ctors from ...
1844 (cgraph_optimize): ... here. Remove redundant
1845 cgraph_analyze_functions.
1846 * varasm.c (find_decl_and_mark_needed): Remove no longer
1848 (finish_aliases_1): Adjust check for thunk aliases.
1850 2009-09-04 Daniel Gutson <dgutson@codesourcery.com>
1852 * config/arm/arm.md (ctzsi2): Added braces
1853 to avoid warning that broke booststrap.
1855 2009-09-04 Martin Jambor <mjambor@suse.cz>
1857 PR tree-optimization/41112
1858 * tree-sra.c (build_ref_for_offset_1): Signal that we cannot
1859 handle variable-bounded arrays.
1860 (expr_with_var_bounded_array_refs_p): New function.
1861 (analyze_access_subtree): Call expr_with_var_bounded_array_refs_p.
1863 2009-09-04 Wolfgang Gellerich <gellerich@de.ibm.com>
1865 * config/s390/2097.md: Removed two incorrect bypasses.
1866 (z10_fsimpdf): Fixed latency.
1867 (z10_fhex): New insn_reservation.
1868 (z10_floaddf): Fixed latency.
1869 (z10_floadsf): Fixed latency.
1870 (z10_ftrunctf): Fixed latency.
1871 (z10_ftruncdf): Fixed latency.
1872 * config/s390/s390.c (z10_cost): Fixed values.
1873 (s390_adjust_priority): Added z10 path.
1874 * config/s390/s390.md (type): Added fhex.
1875 (*mov<mode>_64dfp): Updated type attribute.
1876 (*mov<mode>_64): Updated type attribute.
1877 (*mov<mode>_31): Updated type attribute.
1878 (*mov<mode>"): Likewise.
1879 * config/s390/2084.md (x_fsimpdf): Updated condition.
1881 2009-09-04 Andreas Krebbel <krebbel1@de.ibm.com>
1883 * config/s390/s390.md ("*fmadd<mode>", "*fmsub<mode>"): Enable mem
1884 RTXs in the predicate for operand 1.
1886 2009-09-03 Daniel Gutson <dgutson@codesourcery.com>
1888 * config/arm/arm.md (UNSPEC_RBIT): New constant.
1889 (rbitsi2): New insn.
1890 (ctzsi2): New expand.
1891 * config/arm/arm.h (CTZ_DEFINED_VALUE_AT_ZERO): New macro.
1893 2009-09-03 Martin Jambor <mjambor@suse.cz>
1895 * tree-sra.c (duplicate_expr_for_different_base): Removed.
1896 (create_artificial_child_access): Use build_ref_for_offset instead
1897 of duplicate_expr_for_different_base.
1898 (propagate_subacesses_accross_link): Likewise.
1900 2009-09-03 Richard Sandiford <rdsandiford@googlemail.com>
1902 * config/mips/mips.c (USEFUL_INSN_P): Use NONDEBUG_INSN_P instead
1904 (mips16e_collect_argument_saves): Skip debug instructions.
1905 (mips_74k_agen_init): Use CALL_P || JUMP_P instead of !NONJUMP_INSN_P.
1906 (mips16_lay_out_constants): Use USEFUL_INSN_P instead of INSN_P.
1907 (r10k_insert_cache_barriers): Likewise.
1908 (mips_reorg_process_insns): Likewise.
1910 2009-09-03 Vladimir Makarov <vmakarov@redhat.com>
1913 * ira.c (update_equiv_reg): Remove check on class likely spill.
1915 2009-09-03 Jakub Jelinek <jakub@redhat.com>
1918 * dwarf2out.c (loc_descriptor): Don't use SUBREG_REG macro on
1919 SIGN_EXTEND or ZERO_EXTEND. Don't assume there is a REG inside of
1923 * function.c (assign_parm_find_stack_rtl): Don't set mem attributes on
1924 the stack slot if it is passed by invisible reference.
1925 * var-tracking.c (vt_add_function_parameters): Handle arguments passed
1926 by invisible reference.
1928 2009-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
1930 * config/bfin/linux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1931 * config/bfin/uclinux.h (TARGET_SUPPORTS_SYNC_CALLS): Define to 1.
1932 * config/bfin/bfin.h (TARGET_SUPPORTS_SYNC_CALLS): Provide default of
1934 * config/bfin/sync.md: New file.
1935 * config/bfin/bfin.md: Include it.
1936 (UNSPEC_ATOMIC): New.
1937 (UNSPEC_ONES): Provide a unique number.
1939 From Jie Zhang <jie.zhang@analog.com>:
1940 * config/bfin/bfin.c (ret_regs): New.
1941 (must_save_fp_p): Don't return true because of frame_pointer_needed.
1942 (must_save_rets_p): New.
1943 (n_regs_saved_by_prologue): Use must_save_rets_p instead of
1944 current_function_is_leaf.
1945 (do_link): Likewise.
1946 (do_unlink): Likewise.
1947 (expand_interrupt_handler_prologue): Use ret_regs array.
1948 (expand_interrupt_handler_epilogue): Use ret_regs array and
1949 pass return register to gen_return_internal.
1950 (bfin_expand_epilogue): Pass return register to
1951 gen_return_internal.
1952 (bfin_expand_call): Explicitly clobber RETS.
1953 * config/bfin/bfin.h (FUNCTION_RETURN_REGISTERS): Define.
1954 * config/bfin/bfin.md (call_symbol_fdpic, call_value_symbol_fdpic,
1955 call_insn_fdpic, call_value_insn_fdpic, call_symbol,
1956 call_value_symbol, call_insn, call_value_insn): Explicitly clobber
1958 (return_internal): Take a reg rtx rather than the register number.
1960 2009-09-03 H.J. Lu <hongjiu.lu@intel.com>
1962 * tree-parloops.c (parallelize_loops): Cast to HOST_WIDE_INT
1963 when comparing against estimated_loop_iterations_int return.
1965 2009-09-03 Richard Guenther <rguenther@suse.de>
1967 * dwarf2out.c (dwarf2out_do_cfi_asm): Remove check of
1968 eh_personality_libfunc.
1970 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1972 * tree-parloops.c (separate_decls_in_region): Add space.
1974 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1976 * tree-parloops.c (separate_decls_in_region): Change the condition
1977 checking if there are reductions in the loop.
1979 2009-09-03 Razya Ladelsky <razya@il.ibm.com>
1981 PR tree-optimization/38275
1982 * tree-parloops.c (parallelize_loops): Replace profitability condition
1983 for expected number of iterations.
1985 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1987 * doc/invoke.texi (BUILD_CONFIG): Document --with-build-config.
1988 (bootstrap-debug): Explain conditions in which it becomes default.
1989 (bootstrap-debug-big): Rather than duplicate bootstrap-debug,
1992 2009-09-03 Namhyung Kim <namhyung@gmail.com>
1994 * doc/invoke.texi (Optimize Options): Move
1995 -finline-small-functions to the -O2 list.
1997 2009-09-03 Alexandre Oliva <aoliva@redhat.com>
1999 * toplev.c (process_options): Enable var-tracking-assignments
2000 by default if var-tracking is enabled.
2002 2009-09-02 David Daney <ddaney@caviumnetworks.com>
2004 * cfgbuild.c (find_bb_boundaries): Split blocks containing a
2006 * emit-rtl.c (prev_nonnote_insn_bb): New function.
2007 * rtl.h (prev_nonnote_insn_bb): Declare it.
2009 2009-09-03 Diego Novillo <dnovillo@google.com>
2011 * cgraph.c (cgraph_node_for_decl): New.
2012 * cgraph.h (cgraph_node_for_decl): Declare.
2013 * tree.c (host_integerp): Return 0 if T is NULL.
2015 2009-09-03 Diego Novillo <dnovillo@google.com>
2017 * tree.h (struct alias_pair): Move from varasm.c.
2018 (alias_pairs): Likewise.
2019 (TYPE_MAXVAL): Define.
2020 (TYPE_MINVAL): Define.
2021 (iterative_hash_host_wide_int): Declare.
2022 (remove_unreachable_alias_pairs): Declare.
2023 * tree-pass.h (pass_ipa_free_lang_data): Declare.
2024 * diagnostic.c (default_diagnostic_starter): Make extern.
2025 (default_diagnostic_finalizer): Make extern.
2026 * diagnostic.h (default_diagnostic_starter): Declare.
2027 (default_diagnostic_finalizer): Declare.
2028 (default_tree_printer): Declare.
2029 * toplev.c (default_tree_printer): Make extern.
2031 2009-09-03 Richard Guenther <rguenther@suse.de>
2032 Diego Novillo <dnovillo@google.com>
2034 * cgraph.c (cgraph_add_new_function): Remove gimplification.
2035 * cgraphunit.c (cgraph_expand_function): Do not emit
2036 associated thunks from here.
2037 (cgraph_emit_thunks): New.
2038 (cgraph_optimize): Call it.
2039 Return if any IPA pass finds an error.
2040 * varasm.c (finish_aliases_1): Ignore errorneous aliases used
2043 2009-09-03 Simon Baldwin <simonb@google.com>
2044 Rafael Espindola <espindola@google.com>
2045 Richard Guenther <rguenther@suse.de>
2046 Doug Kwan <dougkwan@google.com>
2047 Diego Novillo <dnovillo@google.com>
2049 * tree.c: Include tree-pass.h, langhooks-def.h,
2050 diagnostic.h, cgraph.h, timevar.h, except.h and debug.h.
2051 (free_lang_data_in_type): New.
2052 (need_assembler_name_p): New.
2053 (free_lang_data_in_block): New.
2054 (free_lang_data_in_decl): New.
2055 (struct free_lang_data_d): New.
2056 (add_tree_to_fld_list): New.
2057 (find_decls_types_r): New.
2058 (get_eh_types_for_runtime): New.
2059 (find_decls_types_in_eh_region): New.
2060 (find_decls_types_in_node): New.
2061 (find_decls_types_in_var): New.
2062 (free_lang_data_in_cgraph): New.
2063 (free_lang_data): New.
2064 (gate_free_lang_data): New.
2065 (pass_ipa_free_lang_data): New.
2067 2009-09-03 Diego Novillo <dnovillo@google.com>
2069 * timevar.def (TV_IPA_FREE_LANG_DATA): Define.
2070 * langhooks.h (struct lang_hooks): Add field free_lang_data.
2071 (lang_hooks): Remove const qualifier.
2072 * ipa.c (cgraph_remove_unreachable_nodes): Call
2073 remove_unreachable_alias_pairs.
2074 * except.c (add_type_for_runtime): Check if TYPE has
2075 already been converted.
2076 (lookup_type_for_runtime): Likewise.
2077 (check_handled): Handle converted types.
2078 * varasm.c (remove_unreachable_alias_pairs): New.
2079 * gimple.c: Include demangle.h.
2080 (gimple_decl_printable_name): New.
2081 (gimple_fold_obj_type_ref): New.
2082 * gimple.h (gimple_decl_printable_name): Declare.
2083 (gimple_fold_obj_type_ref): Declare.
2084 * passes.c (init_optimization_passes): Add pass
2085 pass_ipa_free_lang_data.
2086 * langhooks-def.h (LANG_HOOKS_FREE_LANG_DATA): Define.
2087 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_FREE_LANG_DATA.
2089 2009-09-03 Diego Novillo <dnovillo@google.com>
2091 * c-lang.c (lang_hooks): Remove const qualifier.
2093 2009-09-02 Loren James Rittle <ljrittle@acm.org>
2095 * doc/install.texi (*-*-freebsd*): Update target information.
2097 2009-09-02 Anatoly Sokolov <aesok@post.ru>
2099 * hard-reg-set.h (call_fixed_regs): Remove.
2100 * reginfo.c (call_fixed_regs): Remove.
2101 (init_reg_sets_1): Remove initialization of call_fixed_regs.
2102 (globalize_reg): Don't use call_fixed_regs.
2103 * caller-save.c (init_caller_save): Use call_fixed_reg_set instead of
2106 2009-09-01 Michael Matz <matz@suse.de>
2108 * expr.h (emit_storent_insn, expand_expr_real_1,
2109 expand_expr_real_2): Declare.
2110 * expr.c (emit_storent_insn, expand_expr_real_1,
2111 expand_expr_real_2): Export.
2112 (store_expr): Setting and evaluating dont_return_target is useless.
2113 (expand_expr_real_1, <case GOTO_EXPR, RETURN_EXPR, SWITCH_EXPR,
2114 LABEL_EXPR and ASM_EXPR>): Move to gcc_unreachable.
2115 * except.c (expand_resx_expr): Rename to ...
2116 (expand_resx_stmt): ... this. Rewrite to take gimple statement.
2117 * except.h (expand_resx_stmt): Declare.
2118 * stmt.c: Add include gimple.h
2119 (expand_asm_expr): Rename to ...
2120 (expand_asm_stmt): ... this. Rewrite to take gimple statement.
2121 (expand_case): Rewrite to take gimple statement.
2122 * tree.h (expand_asm_stmt): Declare.
2123 (expand_case): Change prototype.
2124 * Makefile.in (stmt.o): Depend on gimple.h.
2125 * builtins.c (expand_builtin_synchronize): Build gimple asm
2126 statement, not an ASM_EXPR.
2127 * cfgexpand.c (gimple_cond_pred_to_tree, set_expr_location_r,
2128 gimple_to_tree, release_stmt_tree): Remove.
2129 (expand_gimple_cond): Don't call gimple_cond_pred_to_tree or
2130 ggc_free, but hold comparison code and operands separately.
2131 Call jumpif_1 and jumpifnot_1 instead of jumpif and jumpifnot.
2132 (expand_call_stmt, expand_gimple_stmt_1,
2133 expand_gimple_stmt): New helpers.
2134 (expand_gimple_tailcall): Don't call gimple_to_tree, expand_expr_stmt,
2135 release_stmt_tree. Call expand_gimple_stmt instead.
2136 (expand_gimple_basic_block): Ditto.
2138 * calls.c (emit_call_1): Don't look at EH regions here, make
2139 fntree parameter useless.
2140 (expand_call): New local rettype for TREE_TYPE(exp), use it
2141 throughout. Remove local p, use addr instead.
2142 Don't look at EH regions here.
2144 2009-09-02 Vladimir Makarov <vmakarov@redhat.com>
2146 * doc/invoke.texi (-fsched-pressure): Document it.
2147 (-fsched-reg-pressure-heuristic): Remove it.
2149 * reload.c (ira.h): Include.
2150 (find_reloads): Add choosing reload on number of small spilled
2153 * haifa-sched.c (ira.h): Include.
2154 (sched_pressure_p, sched_regno_cover_class, curr_reg_pressure,
2155 saved_reg_pressure, curr_reg_live, saved_reg_live,
2156 region_ref_regs): New variables.
2157 (sched_init_region_reg_pressure_info, mark_regno_birth_or_death,
2158 initiate_reg_pressure_info, setup_ref_regs,
2159 initiate_bb_reg_pressure_info, save_reg_pressure,
2160 restore_reg_pressure, dying_use_p, print_curr_reg_pressure): New
2162 (setup_insn_reg_pressure_info): New function.
2163 (rank_for_schedule): Add pressure checking and insn issue time.
2164 Remove comparison of insn reg weights.
2165 (ready_sort): Set insn reg pressure info.
2166 (update_register_pressure, setup_insn_max_reg_pressure,
2167 update_reg_and_insn_max_reg_pressure,
2168 sched_setup_bb_reg_pressure_info): New functions.
2169 (schedule_insn): Add code for printing and updating reg pressure info.
2170 (find_set_reg_weight, find_insn_reg_weight): Remove.
2171 (ok_for_early_queue_removal): Do nothing if pressure_only_p.
2172 (debug_ready_list): Print reg pressure info.
2173 (schedule_block): Ditto. Check insn issue time.
2174 (sched_init): Set up sched_pressure_p. Allocate and set up some
2175 reg pressure related info.
2176 (sched_finish): Free some reg pressure related info.
2177 (fix_tick_ready): Make insn always ready if pressure_p.
2178 (init_h_i_d): Don't call find_insn_reg_weight.
2179 (haifa_finish_h_i_d): Free insn reg pressure info.
2181 * ira-int.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2182 ira_memory_move_cost, ira_class_hard_regs,
2183 ira_class_hard_regs_num, ira_no_alloc_regs,
2184 ira_available_class_regs, ira_reg_class_cover_size,
2185 ira_reg_class_cover, ira_class_translate): Move to ira.h.
2187 * ira-lives.c (single_reg_class): Check mode to find how many
2188 registers are necessary for operand.
2189 (ira_implicitly_set_insn_hard_regs): New.
2191 * common.opt (fsched-pressure): New options.
2192 (fsched-reg-pressure-heuristic): Remove.
2194 * ira.c (setup_eliminable_regset): Rename to
2195 ira_setup_eliminable_regset. Make it external.
2196 (expand_reg_info): Pass cover class to setup_reg_classes.
2197 (ira): Call resize_reg_info instead of allocate_reg_info.
2199 * sched-deps.c: Include ira.h.
2200 (implicit_reg_pending_clobbers, implicit_reg_pending_uses): New.
2201 (create_insn_reg_use, create_insn_reg_set, setup_insn_reg_uses,
2202 reg_pressure_info, insn_use_p, mark_insn_pseudo_birth,
2203 mark_insn_hard_regno_birth, mark_insn_reg_birth,
2204 mark_pseudo_death, mark_hard_regno_death, mark_reg_death,
2205 mark_insn_reg_store, mark_insn_reg_clobber,
2206 setup_insn_reg_pressure_info): New.
2207 (sched_analyze_1): Update implicit_reg_pending_uses.
2208 (sched_analyze_insn): Find implicit sets, uses, clobbers of regs.
2209 Use them to create dependencies. Set insn reg uses and pressure
2210 info. Process reg_pending_uses in one place.
2211 (free_deps): Free implicit sets.
2212 (remove_from_deps): Remove implicit sets if necessary. Check
2213 implicit sets when clearing reg_last_in_use.
2214 (init_deps_global): Clear implicit_reg_pending_clobbers and
2215 implicit_reg_pending_uses.
2217 * ira.h (ira_hard_regno_cover_class, ira_reg_class_nregs,
2218 ira_memory_move_cost, ira_class_hard_regs,
2219 ira_class_hard_regs_num, ira_no_alloc_regs,
2220 ira_available_class_regs, ira_reg_class_cover_size,
2221 ira_reg_class_cover, ira_class_translate): Move from ira-int.h.
2222 (ira_setup_eliminable_regset, ira_set_pseudo_classes,
2223 ira_implicitly_set_insn_hard_regs): New prototypes.
2225 * ira-costs.c (pseudo_classes_defined_p, allocno_p,
2226 cost_elements_num): New variables.
2227 (allocno_costs, total_costs): Rename to costs and
2228 total_allocno_costs.
2229 (COSTS_OF_ALLOCNO): Rename to COSTS.
2230 (allocno_pref): Rename to pref.
2231 (allocno_pref_buffer): Rename to pref_buffer.
2232 (common_classes): Rename to regno_cover_class.
2234 (record_reg_classes): Set allocno attributes only if allocno_p.
2235 (record_address_regs): Ditto. Use COST_INDEX instead of ALLOCNO_NUM.
2236 (scan_one_insn): Use COST_INDEX and COSTS instead of ALLOCNO_NUM
2237 and COSTS_OF_ALLOCNO.
2238 (print_costs): Rename to print_allocno_costs.
2239 (print_pseudo_costs): New.
2240 (process_bb_node_for_costs): Split into 2 functions with new
2241 function process_bb_for_costs. Pass BB to process_bb_for_costs.
2242 (find_allocno_class_costs): Rename to find_costs_and_classes. Add
2243 new parameter dump_file. Use cost_elements_num instead of
2244 ira_allocnos_num. Make one iteration if preferred classes were
2245 already calculated for scheduler. Make 2 versions of code
2246 depending on allocno_p.
2247 (setup_allocno_cover_class_and_costs): Check allocno_p. Use
2248 regno_cover_class and COSTS instead of common_classes and
2250 (init_costs, finish_costs): New.
2251 (ira_costs): Set up allocno_p and cost_elements_num. Call
2252 init_costs and finish_costs.
2253 (ira_set_pseudo_classes): New.
2255 * rtl.h (allocate_reg_info): Remove.
2256 (resize_reg_info): Change return type.
2257 (reg_cover_class): New.
2258 (setup_reg_classes): Add new parameter.
2260 * sched-int.h (struct deps_reg): New member implicit_sets.
2261 (sched_pressure_p, sched_regno_cover_class): New external definitions.
2262 (INCREASE_BITS): New macro.
2263 (struct reg_pressure_data, struct reg_use_data): New.
2264 (struct _haifa_insn_data): Remove reg_weight. Add members
2265 reg_pressure, reg_use_list, reg_set_list, and
2266 reg_pressure_excess_cost_change.
2267 (struct deps): New member implicit_sets.
2268 (pressure_p): New variable.
2269 (COVER_CLASS_BITS, INCREASE_BITS): New macros.
2270 (struct reg_pressure_data, struct reg_use_data): New.
2271 (INSN_REG_WEIGHT): Remove.
2272 (INSN_REG_PRESSURE, INSN_MAX_REG_PRESSURE, INSN_REG_USE_LIST,
2273 INSN_REG_SET_LIST, INSN_REG_PRESSURE_EXCESS_COST_CHANGE): New macros.
2274 (sched_init_region_reg_pressure_info,
2275 sched_setup_bb_reg_pressure_info): New prototypes.
2277 * reginfo.c (struct reg_pref): New member coverclass.
2278 (reg_cover_class): New function.
2279 (reginfo_init, pass_reginfo_init): Move after free_reg_info.
2280 (reg_info_size): New variable.
2281 (allocate_reg_info): Make static. Setup reg_info_size.
2282 (resize_reg_info): Use reg_info_size. Return flag of resizing.
2283 (setup_reg_classes): Add a new parameter. Setup cover class too.
2285 * Makefile.in (reload.o, haifa-sched.o, sched-deps.o): Add ira.h to
2288 * sched-rgn.c (deps_join): Set up implicit_sets.
2289 (schedule_region): Set up region and basic blocks pressure
2292 * passes.c (init_optimization_passes): Move
2293 pass_subregs_of_mode_init before pass_sched.
2295 2009-09-02 Martin Jambor <mjambor@suse.cz>
2297 * tree-sra.c (struct access): New field grp_hint.
2298 (dump_access): Dump grp_hint.
2299 (sort_and_splice_var_accesses): Set grp_hint if a group is read
2301 (analyze_access_subtree): Only scalarize accesses with grp_hint set or
2302 those which have been specifically read and somehow written to.
2303 (propagate_subacesses_accross_link): Set grp_hint of right child and
2304 also possibly of the left child.
2306 2009-09-02 Jakub Jelinek <jakub@redhat.com>
2308 * tree-object-size.c (addr_object_size): Always use object_size_type
2309 0 or 2 when determining the pointer pointed object size.
2311 2009-09-02 Richard Guenther <rguenther@suse.de>
2314 2009-08-31 Richard Guenther <rguenther@suse.de>
2316 * builtins.c (fold_builtin_memory_op): Use the alias oracle
2317 to query if the memory regions for memmove overlap.
2318 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
2319 asserts on pointers, instead deal with odd trees.
2320 (ptr_derefs_may_alias_p): Likewise.
2321 (refs_may_alias_p_1): Constructor bases also never alias.
2323 2009-08-01 Christian Bruel <christian.bruel@st.com>
2326 2009-07-31 Christian Bruel <christian.bruel@st.com>
2327 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
2329 2009-09-01 Alexandre Oliva <aoliva@redhat.com>
2331 * doc/invoke.texi (-fvar-tracking-assignments): New.
2332 (-fvar-tracking-assignments-toggle): New.
2333 (-fdump-final-insns=file): Mark filename as optional.
2334 (--param min-nondebug-insn-uid): New.
2335 (-gdwarf-@{version}): Mention version 4.
2336 * opts.c (common_handle_option): Accept it.
2337 * tree-vrp.c (find_assert_locations_1): Skip debug stmts.
2338 * regrename.c (regrename_optimize): Drop last. Don't count debug
2339 insns as uses. Don't reject change because of debug insn.
2340 (do_replace): Reject DEBUG_INSN as chain starter. Take base_regno
2341 from the chain starter, and check for inexact matches in DEBUG_INSNS.
2342 (scan_rtx_reg): Accept inexact matches in DEBUG_INSNs.
2343 (build_def_use): Simplify and fix the marking of DEBUG_INSNs.
2344 * sched-ebb.c (schedule_ebbs): Skip boundary debug insns.
2345 * fwprop.c (forward_propagate_and_simplify): ...into debug insns.
2346 * doc/gimple.texi (is_gimple_debug): New.
2347 (gimple_debug_bind_p): New.
2348 (is_gimple_call, gimple_assign_cast_p): End sentence with period.
2349 * doc/install.texi (bootstrap-debug): More details.
2350 (bootstrap-debug-big, bootstrap-debug-lean): Document.
2351 (bootstrap-debug-lib): More details.
2352 (bootstrap-debug-ckovw): Update.
2353 (bootstrap-time): New.
2354 * tree-into-ssa.c (mark_def_sites): Skip debug stmts.
2355 (insert_phi_nodes_for): Insert debug stmts.
2356 (rewrite_stmt): Take iterator. Insert debug stmts.
2357 (rewrite_enter_block): Adjust.
2358 (maybe_replace_use_in_debug_stmt): New.
2359 (rewrite_update_stmt): Use it.
2360 (mark_use_interesting): Return early for debug stmts.
2361 * tree-ssa-loop-im.c (rewrite_bittest): Propagate DEFs into debug
2362 stmts before replacing stmt.
2363 (move_computations_stmt): Likewise.
2364 * ira-conflicts.c (add_copies): Skip debug insns.
2365 * regstat.c (regstat_init_n_sets_and_refs): Discount debug insns.
2366 (regstat_bb_compute_ri): Skip debug insns.
2367 * tree-ssa-threadupdate.c (redirection_block_p): Skip debug stmts.
2368 * tree-ssa-loop-manip.c (find_uses_to_rename_stmt,
2369 check_loop_closed_ssa_stmt): Skip debug stmts.
2370 * tree-tailcall.c (find_tail_calls): Likewise.
2371 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Likewise.
2372 * tree.h (MAY_HAVE_DEBUG_STMTS): New.
2373 (build_var_debug_value_stat): Declare.
2374 (build_var_debug_value): Define.
2375 (target_for_debug_bind): Declare.
2376 * reload.c (find_equiv_reg): Skip debug insns.
2377 * rtlanal.c (reg_used_between_p): Skip debug insns.
2378 (side_effects_p): Likewise.
2379 (canonicalize_condition): Likewise.
2380 * ddg.c (create_ddg_dep_from_intra_loop_link): Check that non-debug
2381 insns never depend on debug insns.
2382 (create_ddg_dep_no_link): Likewise.
2383 (add_cross_iteration_register_deps): Use ANTI_DEP for debug insns.
2384 Don't add inter-loop dependencies for debug insns.
2385 (build_intra_loop_deps): Likewise.
2386 (create_ddg): Count debug insns.
2387 * ddg.h (struct ddg::num_debug): New.
2388 (num_backargs): Pair up with previous int field.
2389 * diagnostic.c (diagnostic_report_diagnostic): Skip notes on
2390 -fcompare-debug-second.
2391 * final.c (get_attr_length_1): Skip debug insns.
2392 (rest_of_clean-state): Don't dump CFA_RESTORE_STATE.
2393 * gcc.c (invoke_as): Call compare-debug-dump-opt.
2394 (driver_self_specs): Map -fdump-final-insns to
2395 -fdump-final-insns=..
2396 (get_local_tick): New.
2397 (compare_debug_dump_opt_spec_function): Test for . argument and
2398 compute output name. Compute temp output spec without flag name.
2399 Compute -frandom-seed.
2400 (OPT): Undef after use.
2401 * cfgloopanal.c (num_loop_insns): Skip debug insns.
2402 (average_num_loop_insns): Likewise.
2403 * params.h (MIN_NONDEBUG_INSN_UID): New.
2404 * gimple.def (GIMPLE_DEBUG): New.
2405 * ipa-reference.c (scan_stmt_for_static_refs): Skip debug stmts.
2406 * auto-inc-dec.c (merge_in_block): Skip debug insns.
2407 (merge_in_block): Fix whitespace.
2408 * toplev.c (flag_var_tracking): Update comment.
2409 (flag_var_tracking_assignments): New.
2410 (flag_var_tracking_assignments_toggle): New.
2411 (process_options): Don't open final insns dump file if we're not
2412 going to write to it. Compute defaults for var_tracking.
2413 * df-scan.c (df_insn_rescan_debug_internal): New.
2414 (df_uses_record): Handle debug insns.
2415 * haifa-sched.c (ready): Initialize n_debug.
2416 (contributes_to_priority): Skip debug insns.
2417 (dep_list_size): New.
2419 (rank_for_schedule): Likewise. Schedule debug insns as soon as
2420 they're ready. Disregard previous debug insns to make decisions.
2421 (queue_insn): Never queue debug insns.
2422 (ready_add, ready_remove_first, ready_remove): Count debug insns.
2423 (schedule_insn): Don't reject debug insns because of issue rate.
2424 (get_ebb_head_tail, no_real_insns_p): Skip boundary debug insns.
2425 (queue_to_ready): Skip and discount debug insns.
2426 (choose_ready): Let debug insns through.
2427 (schedule_block): Check boundary debug insns. Discount debug
2428 insns, schedule them early. Adjust whitespace.
2429 (set_priorities): Check for boundary debug insns.
2430 (add_jump_dependencies): Use dep_list_size.
2431 (prev_non_location_insn): New.
2432 (check_cfg): Use it.
2433 * tree-ssa-loop-ivopts.c (find-interesting_users): Skip debug
2435 (remove_unused_ivs): Reset debug stmts.
2436 * modulo-sched.c (const_iteration_count): Skip debug insns.
2437 (res_MII): Discount debug insns.
2438 (loop_single_full_bb_p): Skip debug insns.
2439 (sms_schedule): Likewise.
2440 (sms_schedule_by_order): Likewise.
2441 (ps_has_conflicts): Likewise.
2442 * caller-save.c (refmarker_fn): New.
2443 (save_call_clobbered_regs): Replace regs with saved mem in
2445 (mark_referenced_regs): Take pointer, mark and arg. Adjust.
2446 Call refmarker_fn mark for hardregnos.
2447 (mark_reg_as_referenced): New.
2448 (replace_reg_with_saved_mem): New.
2449 * ipa-pure-const.c (check_stmt): Skip debug stmts.
2450 * cse.c (cse_insn): Canonicalize debug insns. Skip them when
2452 (cse_extended_basic_block): Skip debug insns.
2453 (count_reg_usage): Likewise.
2454 (is_dead_reg): New, split out of...
2455 (set_live_p): ... here.
2456 (insn_live_p): Use it for debug insns.
2457 * tree-stdarg.c (check_all_va_list_escapes): Skip debug stmts.
2458 (execute_optimize_stdarg): Likewise.
2459 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
2460 * tree-ssa-propagate.c (substitute_and_fold): Don't regard
2461 changes in debug stmts as changes.
2462 * sel-sched.c (moving_insn_creates_bookkeeping_block_p): New.
2463 (moveup_expr): Don't move across debug insns. Don't move
2464 debug insn if it would create a bookkeeping block.
2465 (moveup_expr_cached): Don't use cache for debug insns that
2466 are heads of blocks.
2467 (compute_av_set_inside_bb): Skip debug insns.
2468 (sel_rank_for_schedule): Schedule debug insns first. Remove
2470 (block_valid_for_bookkeeping_p); Support lax searches.
2471 (create_block_for_bookkeeping): Adjust block numbers when
2472 encountering debug-only blocks.
2473 (find_place_for_bookkeeping): Deal with debug-only blocks.
2474 (generate_bookkeeping_insn): Accept no place to insert.
2475 (remove_temp_moveop_nops): New argument full_tidying.
2476 (prepare_place_to_insert): Deal with debug insns.
2477 (advance_state_on_fence): Debug insns don't start cycles.
2478 (update_boundaries): Take fence as argument. Deal with
2480 (schedule_expr_on_boundary): No full_tidying on debug insns.
2481 (fill_insns): Deal with debug insns.
2482 (track_scheduled_insns_and_blocks): Don't count debug insns.
2483 (need_nop_to_preserve_insn_bb): New, split out of...
2484 (remove_insn_from_stream): ... this.
2485 (fur_orig_expr_not_found): Skip debug insns.
2486 * rtl.def (VALUE): Move up.
2488 * tree-ssa-sink.c (all_immediate_uses_same_place): Skip debug stmts.
2489 (nearest_common_dominator_of_uses): Take debug_stmts argument.
2490 Set it if debug stmts are found.
2491 (statement_sink_location): Skip debug stmts. Propagate
2492 moving defs into debug stmts.
2493 * ifcvt.c (first_active_insn): Skip debug insns.
2494 (last_active_insns): Likewise.
2495 (cond_exec_process_insns): Likewise.
2496 (noce_process_if_block): Likewise.
2497 (check_cond_move_block): Likewise.
2498 (cond_move_convert_if_block): Likewise.
2499 (block_jumps_and_fallthru_p): Likewise.
2500 (dead_or_predicable): Likewise.
2501 * dwarf2out.c (debug_str_hash_forced): New.
2502 (find_AT_string): Add comment.
2503 (gen_label_for_indirect_string): New.
2504 (get_debug_string_label): New.
2505 (AT_string_form): Use it.
2506 (mem_loc_descriptor): Handle non-TLS symbols. Handle MINUS , DIV,
2507 MOD, AND, IOR, XOR, NOT, ABS, NEG, and CONST_STRING. Accept but
2508 discard COMPARE, IF_THEN_ELSE, ROTATE, ROTATERT, TRUNCATE and
2509 several operations that cannot be represented with DWARF opcodes.
2510 (loc_descriptor): Ignore SIGN_EXTEND and ZERO_EXTEND. Require
2511 dwarf_version 4 for DW_OP_implicit_value and DW_OP_stack_value.
2512 (dwarf2out_var_location): Take during-call mark into account.
2513 (output_indirect_string): Update comment. Output if there are
2514 label and references.
2515 (prune_indirect_string): New.
2516 (prune_unused_types): Call it if debug_str_hash_forced.
2517 More in dwarf2out.c, from Jakub Jelinek <jakub@redhat.com>:
2518 (dw_long_long_const): Remove.
2519 (struct dw_val_struct): Change val_long_long type to rtx.
2520 (print_die, attr_checksum, same_dw_val_p, loc_descriptor): Adjust for
2521 val_long_long change to CONST_DOUBLE rtx from a long hi/lo pair.
2522 (output_die): Likewise. Use HOST_BITS_PER_WIDE_INT size of each
2523 component instead of HOST_BITS_PER_LONG.
2524 (output_loc_operands): Likewise. For const8* assert
2525 HOST_BITS_PER_WIDE_INT rather than HOST_BITS_PER_LONG is >= 64.
2526 (output_loc_operands_raw): For const8* assert HOST_BITS_PER_WIDE_INT
2527 rather than HOST_BITS_PER_LONG is >= 64.
2528 (add_AT_long_long): Remove val_hi and val_lo arguments, add
2530 (size_of_die): Use HOST_BITS_PER_WIDE_INT size multiplier instead of
2531 HOST_BITS_PER_LONG for dw_val_class_long_long.
2532 (add_const_value_attribute): Adjust add_AT_long_long caller. Don't
2533 handle TLS SYMBOL_REFs. If CONST wraps a constant, tail recurse.
2534 (dwarf_stack_op_name): Handle DW_OP_implicit_value and
2536 (size_of_loc_descr, output_loc_operands, output_loc_operands_raw):
2537 Handle DW_OP_implicit_value.
2538 (extract_int): Move prototype earlier.
2539 (mem_loc_descriptor): For SUBREG punt if inner
2540 mode size is wider than DWARF2_ADDR_SIZE. Handle SIGN_EXTEND
2541 and ZERO_EXTEND by DW_OP_shl and DW_OP_shr{a,}. Handle
2542 EQ, NE, GT, GE, LT, LE, GTU, GEU, LTU, LEU, SMIN, SMAX, UMIN,
2543 UMAX, SIGN_EXTRACT, ZERO_EXTRACT.
2544 (loc_descriptor): Compare mode size with DWARF2_ADDR_SIZE
2545 instead of Pmode size.
2546 (loc_descriptor): Add MODE argument. Handle CONST_INT, CONST_DOUBLE,
2547 CONST_VECTOR, CONST, LABEL_REF and SYMBOL_REF if mode != VOIDmode,
2548 attempt to handle other expressions. Don't handle TLS SYMBOL_REFs.
2549 (concat_loc_descriptor, concatn_loc_descriptor,
2550 loc_descriptor_from_tree_1): Adjust loc_descriptor callers.
2551 (add_location_or_const_value_attribute): Likewise. For single
2552 location loc_lists attempt to use add_const_value_attribute
2553 for constant decls. Add DW_AT_const_value even if
2554 NOTE_VAR_LOCATION is VAR_LOCATION with CONSTANT_P or CONST_STRING
2556 * cfgbuild.c (inside_basic_block_p): Handle debug insns.
2557 (control_flow_insn_p): Likewise.
2558 * tree-parloops.c (eliminate_local_variables_stmt): Handle debug stmt.
2559 (separate_decls_in_region_debug_bind): New.
2560 (separate_decls_in_region): Process debug bind stmts afterwards.
2561 * recog.c (verify_changes): Handle debug insns.
2562 (extract_insn): Likewise.
2563 (peephole2_optimize): Skip debug insns.
2564 * dse.c (scan_insn): Skip debug insns.
2565 * sel-sched-ir.c (return_nop_to_pool): Take full_tidying argument.
2567 (setup_id_for_insn): Handle debug insns.
2568 (maybe_tidy_empty_bb): Adjust whitespace.
2569 (tidy_control_flow): Skip debug insns.
2570 (sel_remove_insn): Adjust for debug insns.
2571 (sel_estimate_number_of_insns): Skip debug insns.
2572 (create_insn_rtx_from_pattern): Handle debug insns.
2573 (create_copy_of_insn_rtx): Likewise.
2574 * sel-sched-.h (sel_bb_end): Declare.
2575 (sel_bb_empty_or_nop_p): New.
2576 (get_all_loop_exits): Use it.
2577 (_eligible_successor_edge_p): Likewise.
2578 (return_nop_to_pool): Adjust.
2579 * tree-eh.c (tre_empty_eh_handler_p): Skip debug stmts.
2580 * ira-lives.c (process_bb_node_lives): Skip debug insns.
2581 * gimple-pretty-print.c (dump_gimple_debug): New.
2582 (dump_gimple_stmt): Use it.
2583 (dump_bb_header): Skip gimple debug stmts.
2584 * regmove.c (optimize_reg_copy_1): Discount debug insns.
2585 (fixup_match_2): Likewise.
2586 (regmove_backward_pass): Likewise. Simplify combined
2587 replacement. Handle debug insns.
2588 * function.c (instantiate_virtual_regs): Handle debug insns.
2589 * function.h (struct emit_status): Add x_cur_debug_insn_uid.
2590 * print-rtl.h: Include cselib.h.
2591 (print_rtx): Print VALUEs. Split out and recurse for VAR_LOCATIONs.
2592 * df.h (df_inns_rescan_debug_internal): Declare.
2593 * gcse.c (alloc_hash_table): Estimate n_insns.
2594 (cprop_insn): Don't regard debug insns as changes.
2595 (bypass_conditional_jumps): Skip debug insns.
2596 (one_pre_gcse_pass): Adjust.
2597 (one_code_hoisting_pass): Likewise.
2598 (compute_ld_motion_mems): Skip debug insns.
2599 (one_cprop_pass): Adjust.
2600 * tree-if-conv.c (tree_if_convert_stmt): Reset debug stmts.
2601 (if_convertible_stmt_p): Handle debug stmts.
2602 * init-regs.c (initialize_uninitialized_regs): Skip debug insns.
2603 * tree-vect-loop.c (vect_is_simple_reduction): Skip debug stmts.
2604 * ira-build.c (create_bb_allocnos): Skip debug insns.
2605 * tree-flow-inline.h (has_zero_uses): Discount debug stmts.
2606 (has_single_use): Likewise.
2607 (single_imm_use): Likewise.
2608 (num_imm_uses): Likewise.
2609 * tree-ssa-phiopt.c (empty_block_p): Skip debug stmts.
2610 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Skip debug stmts.
2611 (create_outofssa_var_map): Likewise.
2612 * lower-subreg.c (adjust_decomposed_uses): New.
2613 (resolve_debug): New.
2614 (decompose_multiword_subregs): Use it.
2615 * tree-dfa.c (find_referenced_vars): Skip debug stmts.
2616 * emit-rtl.c: Include params.h.
2617 (cur_debug_insn_uid): Define.
2618 (set_new_first_and_last_insn): Set cur_debug_insn_uid too.
2619 (copy_rtx_if_shared_1): Handle debug insns.
2620 (reset_used_flags): Likewise.
2621 (set_used_flags): LIkewise.
2622 (get_max_insn_count): New.
2623 (next_nondebug_insn): New.
2624 (prev_nondebug_insn): New.
2625 (make_debug_insn_raw): New.
2626 (emit_insn_before_noloc): Handle debug insns.
2627 (emit_jump_insn_before_noloc): Likewise.
2628 (emit_call_insn_before_noloc): Likewise.
2629 (emit_debug_insn_before_noloc): New.
2630 (emit_insn_after_noloc): Handle debug insns.
2631 (emit_jump_insn_after_noloc): Likewise.
2632 (emit_call_insn_after_noloc): Likewise.
2633 (emit_debug_insn_after_noloc): Likewise.
2634 (emit_insn_after): Take loc from earlier non-debug insn.
2635 (emit_jump_insn_after): Likewise.
2636 (emit_call_insn_after): Likewise.
2637 (emit_debug_insn_after_setloc): New.
2638 (emit_debug_insn_after): New.
2639 (emit_insn_before): Take loc from later non-debug insn.
2640 (emit_jump_insn_before): Likewise.
2641 (emit_call_insn_before): Likewise.
2642 (emit_debug_insn_before_setloc): New.
2643 (emit_debug_insn_before): New.
2644 (emit_insn): Handle debug insns.
2645 (emit_debug_insn): New.
2646 (emit_jump_insn): Handle debug insns.
2647 (emit_call_insn): Likewise.
2649 (init_emit): Take min-nondebug-insn-uid into account.
2650 Initialize cur_debug_insn_uid.
2651 (emit_copy_of_insn_after): Handle debug insns.
2652 * cfgexpand.c (gimple_assign_rhs_to_tree): Do not overwrite
2653 location of single rhs in place.
2654 (maybe_dump_rtl_for_gimple_stmt): Dump lineno.
2655 (floor_sdiv_adjust): New.
2656 (cell_sdiv_adjust): New.
2657 (cell_udiv_adjust): New.
2658 (round_sdiv_adjust): New.
2659 (round_udiv_adjust): New.
2660 (wrap_constant): Moved from cselib.
2661 (unwrap_constant): New.
2662 (expand_debug_expr): New.
2663 (expand_debug_locations): New.
2664 (expand_gimple_basic_block): Drop hiding redeclaration. Expand
2666 (gimple_expand_cfg): Expand debug locations.
2667 * cselib.c: Include tree-pass.h.
2668 (struct expand_value_data): New.
2669 (cselib_record_sets_hook): New.
2670 (PRESERVED_VALUE_P, LONG_TERM_PRESERVED_VALUE_P): New.
2671 (cselib_clear_table): Move, and implemnet in terms of...
2672 (cselib_reset_table_with_next_value): ... this.
2673 (cselib_get_next_unknown_value): New.
2674 (discard_useless_locs): Don't discard preserved values.
2675 (cselib_preserve_value): New.
2676 (cselib_preserved_value_p): New.
2677 (cselib_preserve_definitely): New.
2678 (cselib_clear_preserve): New.
2679 (cselib_preserve_only_values): New.
2680 (new_cselib_val): Take rtx argument. Dump it in details.
2681 (cselib_lookup_mem): Adjust.
2682 (expand_loc): Take regs_active in struct. Adjust. Silence
2683 dumps unless details are requested.
2684 (cselib_expand_value_rtx_cb): New.
2685 (cselib_expand_value_rtx): Rename and reimplment in terms of...
2686 (cselib_expand_value_rtx_1): ... this. Adjust. Silence dumps
2687 without details. Copy more subregs. Try to resolve values
2688 using a callback. Wrap constants.
2689 (cselib_subst_to_values): Adjust.
2690 (cselib_log_lookup): New.
2691 (cselib_lookup): Call it.
2692 (cselib_invalidate_regno): Don't count preserved values as useless.
2693 (cselib_invalidate_mem): Likewise.
2694 (cselib_record_set): Likewise.
2695 (struct set): Renamed to cselib_set, moved to cselib.h.
2696 (cselib_record_sets): Adjust. Call hook.
2697 (cselib_process_insn): Reset table when it would be cleared.
2698 (dump_cselib_val): New.
2699 (dump_cselib_table): New.
2700 * tree-cfgcleanup.c (tree_forwarded_block_p): Skip debug stmts.
2701 (remove_forwarder_block): Support moving debug stmts.
2702 * cselib.h (cselib_record_sets_hook): Declare.
2703 (cselib_expand_callback): New type.
2704 (cselib_expand_value_rtx_cb): Declare.
2705 (cselib_reset_table_with_next_value): Declare.
2706 (cselib_get_next_unknown_value): Declare.
2707 (cselib_preserve_value): Declare.
2708 (cselib_preserved_value_p): Declare.
2709 (cselib_preserve_only_values): Declare.
2710 (dump_cselib_table): Declare.
2711 * cfgcleanup.c (flow_find_cross_jump): Skip debug insns.
2712 (try_crossjump_to_edge): Likewise.
2713 (delete_unreachable_blocks): Remove dominant GIMPLE blocks after
2714 dominated blocks when debug stmts are present.
2715 * simplify-rtx.c (delegitimize_mem_from_attrs): New.
2716 * tree-ssa-live.c (remove_unused_locals): Skip debug stmts.
2717 (set_var_live_on_entry): Likewise.
2718 * loop-invariant.c (find_invariants_bb): Skip debug insns.
2719 * cfglayout.c (curr_location, last_location): Make static.
2720 (set_curr_insn_source_location): Don't avoid bouncing.
2721 (get_curr_insn_source_location): New.
2722 (get_curr_insn_block): New.
2723 (duplicate_insn_chain): Handle debug insns.
2724 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Propagate
2726 * common.opt (fcompare-debug): Move to sort order.
2727 (fdump-unnumbered-links): Likewise.
2728 (fvar-tracking-assignments): New.
2729 (fvar-tracking-assignments-toggle): New.
2730 * tree-ssa-dce.c (mark_stmt_necessary): Don't mark blocks
2731 because of debug stmts.
2732 (mark_stmt_if_obviously_necessary): Mark debug stmts.
2733 (eliminate_unnecessary_stmts): Walk dominated blocks before
2735 * tree-ssa-ter.c (find_replaceable_in_bb): Skip debug stmts.
2736 * ira.c (memref_used_between_p): Skip debug insns.
2737 (update_equiv_regs): Likewise.
2738 * sched-deps.c (sd_lists_size): Accept empty list.
2739 (sd_init_insn): Mark debug insns.
2740 (sd_finish_insn): Unmark them.
2741 (sd_add_dep): Reject non-debug deps on debug insns.
2742 (fixup_sched_groups): Give debug insns group treatment.
2744 (sched_analyze_reg): Don't mark debug insns for sched before call.
2745 (sched_analyze_2): Handle debug insns.
2746 (sched_analyze_insn): Compute next non-debug insn. Handle debug
2748 (deps_analyze_insn): Handle debug insns.
2749 (deps_start_bb): Skip debug insns.
2750 (init_deps): Initialize last_debug_insn.
2751 * tree-ssa.c (target_for_debug_bind): New.
2752 (find_released_ssa_name): New.
2753 (propagate_var_def_into_debug_stmts): New.
2754 (propagate_defs_into_debug_stmts): New.
2755 (verify_ssa): Skip debug bind stmts without values.
2756 (warn_uninialized_vars): Skip debug stmts.
2757 * target-def.h (TARGET_DELEGITIMIZE_ADDRESS): Set default.
2758 * rtl.c (rtx_equal_p_cb): Handle VALUEs.
2759 (rtx_equal_p): Likewise.
2760 * ira-costs.c (scan_one_insn): Skip debug insns.
2761 (process_bb_node_for_hard_reg_moves): Likewise.
2762 * rtl.h (DEBUG_INSN_P): New.
2763 (NONDEBUG_INSN_P): New.
2764 (MAY_HAVE_DEBUG_INSNS): New.
2765 (INSN_P): Accept debug insns.
2766 (RTX_FRAME_RELATED_P): Likewise.
2767 (INSN_DELETED_P): Likewise
2768 (PAT_VAR_LOCATION_DECL): New.
2769 (PAT_VAR_LOCATION_LOC): New.
2770 (PAT_VAR_OCATION_STATUS): New.
2771 (NOTE_VAR_LOCATION_DECL): Reimplement.
2772 (NOTE_VAR_LOCATION_LOC): Likewise.
2773 (NOTE_VAR_LOCATION_STATUS): Likewise.
2774 (INSN_VAR_LOCATION): New.
2775 (INSN_VAR_LOCATION_DECL): New.
2776 (INSN_VAR_LOCATION_LOC): New.
2777 (INSN_VAR_LOCATION_STATUS): New.
2778 (gen_rtx_UNKNOWN_VAR_LOC): New.
2779 (VAR_LOC_UNKNOWN_P): New.
2780 (NOTE_DURING_CALL_P): New.
2781 (SCHED_GROUP_P): Accept debug insns.
2782 (emit_debug_insn_before): Declare.
2783 (emit_debug_insn_before_noloc): Declare.
2784 (emit_debug_insn_beore_setloc): Declare.
2785 (emit_debug_insn_after): Declare.
2786 (emit_debug_insn_after_noloc): Declare.
2787 (emit_debug_insn_after_setloc): Declare.
2788 (emit_debug_insn): Declare.
2789 (make_debug_insn_raw): Declare.
2790 (prev_nondebug_insn): Declare.
2791 (next_nondebug_insn): Declare.
2792 (delegitimize_mem_from_attrs): Declare.
2793 (get_max_insn_count): Declare.
2794 (wrap_constant): Declare.
2795 (unwrap_constant): Declare.
2796 (get_curr_insn_source_location): Declare.
2797 (get_curr_insn_block): Declare.
2798 * tree-inline.c (insert_debug_decl_map): New.
2799 (processing_debug_stmt): New.
2800 (remap_decl): Don't create new mappings in debug stmts.
2801 (remap_gimple_op_r): Don't add references in debug stmts.
2802 (copy_tree_body_r): Likewise.
2803 (remap_gimple_stmt): Handle debug bind stmts.
2804 (copy_bb): Skip debug stmts.
2805 (copy_edges_for_bb): Likewise.
2806 (copy_debug_stmt): New.
2807 (copy_debug_stmts): New.
2808 (copy_body): Copy debug stmts at the end.
2809 (insert_init_debug_bind): New.
2810 (insert_init_stmt): Take id. Skip and emit debug stmts.
2811 (setup_one_parameter): Remap variable earlier, register debug mapping.
2812 (estimate_num_insns): Skip debug stmts.
2813 (expand_call_inline): Preserve debug_map.
2814 (optimize_inline_calls): Check for no debug_stmts left-overs.
2815 (unsave_expr_now): Preserve debug_map.
2816 (copy_gimple_seq_and_replace_locals): Likewise.
2817 (tree_function_versioning): Check for no debug_stmts left-overs.
2818 Init and destroy debug_map as needed. Split edges unconditionally.
2819 (build_duplicate_type): Init and destroy debug_map as needed.
2820 * tree-inline.h: Include gimple.h instead of pointer-set.h.
2821 (struct copy_body_data): Add debug_stmts and debug_map.
2822 * sched-int.h (struct ready_list): Add n_debug.
2823 (struct deps): Add last_debug_insn.
2824 (DEBUG_INSN_SCHED_P): New.
2825 (BOUNDARY_DEBUG_INSN_P): New.
2826 (SCHEDULE_DEBUG_INSN_P): New.
2827 (sd_iterator_cond): Accept empty list.
2828 * combine.c (create_log_links): Skip debug insns.
2829 (combine_instructions): Likewise.
2830 (cleanup_auto_inc_dec): New. From Jakub Jelinek: Make sure the
2831 return value is always unshared.
2832 (struct rtx_subst_pair): New.
2833 (auto_adjust_pair): New.
2834 (propagate_for_debug_subst): New.
2835 (propagate_for_debug): New.
2836 (try_combine): Skip debug insns. Propagate removed defs into
2838 (next_nonnote_nondebug_insn): New.
2839 (distribute_notes): Use it. Skip debug insns.
2840 (distribute_links): Skip debug insns.
2841 * tree-outof-ssa.c (set_location_for_edge): Likewise.
2842 * resource.c (mark_target_live_regs): Likewise.
2843 * var-tracking.c: Include cselib.h and target.h.
2844 (enum micro_operation_type): Add MO_VAL_USE, MO_VAL_LOC, and
2846 (micro_operation_type_name): New.
2847 (enum emit_note_where): Add EMIT_NOTE_AFTER_CALL_INSN.
2848 (struct micro_operation_def): Update comments.
2849 (decl_or_value): New type. Use instead of decls.
2850 (struct emit_note_data_def): Add vars.
2851 (struct attrs_def): Use decl_or_value.
2852 (struct variable_tracking_info_def): Add permp, flooded.
2853 (struct location_chain_def): Update comment.
2854 (struct variable_part_def): Use decl_or_value.
2855 (struct variable_def): Make var_part a variable length array.
2857 (scratch_regs): New.
2858 (cselib_hook_called): New.
2859 (dv_is_decl_p): New.
2860 (dv_is_value_p): New.
2863 (dv_as_opaque): New.
2864 (dv_onepart_p): New.
2866 (IS_DECL_CODE): New.
2867 (check_value_is_not_decl): New.
2868 (dv_from_decl): New.
2869 (dv_from_value): New.
2870 (dv_htab_hash): New.
2871 (variable_htab_hash): Use it.
2872 (variable_htab_eq): Support values.
2873 (variable_htab_free): Free from the right pool.
2874 (attrs_list_member, attrs_list_insert): Use decl_or_value.
2875 (attrs_list_union): Adjust.
2876 (attrs_list_mpdv_union): New.
2877 (tie_break_pointers): New.
2878 (canon_value_cmp): New.
2879 (unshare_variable): Return possibly-modified slot.
2880 (vars_copy_1): Adjust.
2881 (var_reg_decl_set): Adjust. Split out of...
2882 (var_reg_set): ... this.
2883 (get_init_value): Adjust.
2884 (var_reg_delete_and_set): Adjust.
2885 (var_reg_delete): Adjust.
2886 (var_regno_delete): Adjust.
2887 (var_mem_decl_set): Split out of...
2888 (var_mem_set): ... this.
2889 (var_mem_delete_and_set): Adjust.
2890 (var_mem_delete): Adjust.
2894 (variable_union): Adjust. Speed up merge of 1-part vars.
2895 (variable_canonicalize): Use unshared slot.
2896 (VALUED_RECURSED_INTO): New.
2897 (find_loc_in_1pdv): New.
2898 (struct dfset_merge): New.
2899 (insert_into_intersection): New.
2900 (intersect_loc_chains): New.
2902 (canonicalize_loc_order_check): New.
2903 (canonicalize_values_mark): New.
2904 (canonicalize_values_star): New.
2905 (variable_merge_over_cur): New.
2906 (variable_merge_over_src): New.
2907 (dataflow_set_merge): New.
2908 (dataflow_set_equiv_regs): New.
2909 (remove_duplicate_values): New.
2910 (struct dfset_post_merge): New.
2911 (variable_post_merge_new_vals): New.
2912 (variable_post_merge_perm_vals): New.
2913 (dataflow_post_merge_adjust): New.
2914 (find_mem_expr_in_1pdv): New.
2915 (dataflow_set_preserve_mem_locs): New.
2916 (dataflow_set_remove_mem_locs): New.
2917 (dataflow_set_clear_at_call): New.
2918 (onepart_variable_different_p): New.
2919 (variable_different_p): Use it.
2920 (dataflow_set_different_1): Adjust. Make detailed dump more verbose.
2921 (track_expr_p): Add need_rtl parameter. Don't generate rtl
2923 (track_loc_p): Pass it true.
2924 (struct count_use_info): New.
2925 (find_use_val): New.
2926 (replace_expr_with_values): New.
2928 (use_type): New, partially split out of...
2929 (count_uses): ... this. Count new micro-ops.
2930 (count_uses_1): Adjust.
2931 (count_stores): Adjust.
2932 (count_with_sets): New.
2933 (VAL_NEEDS_RESOLUTION): New.
2934 (VAL_HOLDS_TRACK_EXPR): New.
2935 (VAL_EXPR_IS_COPIED): New.
2936 (VAL_EXPR_IS_CLOBBERED): New.
2937 (add_uses): Adjust. Generate new micro-ops.
2938 (add_uses_1): Adjust.
2939 (add_stores): Generate new micro-ops.
2940 (add_with_sets): New.
2941 (find_src_status): Adjust.
2942 (find_src_set_src): Adjust.
2943 (compute_bb_dataflow): Use dataflow_set_clear_at_call.
2944 Handle new micro-ops. Canonicalize value equivalances.
2945 (vt_find_locations): Compute total size of hash tables for
2946 dumping. Perform merge for var-tracking-assignments. Don't
2947 disregard single-block loops.
2948 (dump_attrs_list): Handle decl_or_value.
2949 (dump_variable): Take variable. Deal with decl_or_value.
2950 (dump_variable_slot): New.
2951 (dump_vars): Use it.
2952 (dump_dataflow_sets): Adjust.
2953 (set_slot_part): New, extended to support one-part variables
2954 after splitting out of...
2955 (set_variable_part): ... this.
2956 (clobber_slot_part): New, split out of...
2957 (clobber_variable_part): ... this.
2958 (delete_slot_part): New, split out of...
2959 (delete_variable_part): .... this.
2960 (check_wrap_constant): New.
2961 (vt_expand_loc_callback): New.
2962 (vt_expand_loc): New.
2963 (emit_note_insn_var_location): Adjust. Handle values. Handle
2964 EMIT_NOTE_AFTER_CALL_INSN.
2965 (emit_notes_for_differences_1): Adjust. Handle values.
2966 (emit_notes_for_differences_2): Likewise.
2967 (emit_notes_for_differences): Adjust.
2968 (emit_notes_in_bb): Take pointer to set. Emit AFTER_CALL_INSN notes.
2969 Adjust. Handle new micro-ops.
2970 (vt_add_function_parameters): Adjust. Create and bind values.
2971 (vt_initialize): Adjust. Initialize scratch_regs and
2972 valvar_pool, flooded and perm.. Initialize and use cselib. Log
2973 operations. Move some code to count_with_sets and add_with_sets.
2974 (delete_debug_insns): New.
2975 (vt_debug_insns_local): New.
2976 (vt_finalize): Release permp, valvar_pool, scratch_regs. Finish
2978 (var_tracking_main): If var-tracking-assignments is enabled
2979 but var-tracking isn't, delete debug insns and leave. Likewise
2980 if we exceed limits or fail the stack adjustments tests, and
2981 after all var-tracking processing.
2982 More in var-tracking, from Jakub Jelinek <jakub@redhat.com>:
2983 (dataflow_set): Add traversed_vars.
2984 (value_chain, const_value_chain): New typedefs.
2985 (value_chain_pool, value_chains): New variables.
2986 (value_chain_htab_hash, value_chain_htab_eq, add_value_chain,
2987 add_value_chains, add_cselib_value_chains, remove_value_chain,
2988 remove_value_chains, remove_cselib_value_chains): New functions.
2989 (shared_hash_find_slot_unshare_1, shared_hash_find_slot_1,
2990 shared_hash_find_slot_noinsert_1, shared_hash_find_1): New
2992 (shared_hash_find_slot_unshare, shared_hash_find_slot,
2993 shared_hash_find_slot_noinsert, shared_hash_find): Update.
2994 (dst_can_be_shared): New variable.
2995 (unshare_variable): Unshare set->vars if shared, use shared_hash_*.
2996 Clear dst_can_be_shared. If set->traversed_vars is non-NULL and
2997 different from set->vars, look up slot again instead of using the
2999 (dataflow_set_init): Initialize traversed_vars.
3000 (variable_union): Use shared_hash_*. Use initially NO_INSERT
3001 lookup if set->vars is shared. Don't keep slot cleared before
3002 calling unshare_variable. Unshare set->vars if needed. Adjust
3003 unshare_variable callers. Clear dst_can_be_shared if needed.
3004 Even ->refcount == 1 vars must be unshared if set->vars is shared
3005 and var needs to be modified.
3006 (dataflow_set_union): Set traversed_vars during canonicalization.
3007 (VALUE_CHANGED, DECL_CHANGED): Define.
3008 (set_dv_changed, dv_changed_p): New static inlines.
3009 (track_expr_p): Clear DECL_CHANGED.
3010 (dump_dataflow_sets): Set it.
3011 (variable_was_changed): Call set_dv_changed.
3012 (emit_note_insn_var_location): Likewise.
3013 (changed_variables_stack): New variable.
3014 (check_changed_vars_1, check_changed_vars_2): New functions.
3015 (emit_notes_for_changes): Do nothing if changed_variables is
3016 empty. Traverse changed_variables with check_changed_vars_1,
3017 call check_changed_vars_2 on each changed_variables_stack entry.
3018 (emit_notes_in_bb): Add SET argument. Just clear it at the
3019 beginning, use it instead of local &set, don't destroy it at the end.
3020 (vt_emit_notes): Call dataflow_set_clear early on all
3021 VTI(bb)->out sets, never use them, instead use emit_notes_in_bb
3022 computed set, dataflow_set_clear also VTI(bb)->in when we are
3023 done with the basic block. Initialize changed_variables_stack,
3024 free it afterwards. If ENABLE_CHECKING verify that after noting
3025 differences to an empty set value_chains hash table is empty.
3026 (vt_initialize): Initialize value_chains and value_chain_pool.
3027 (vt_finalize): Delete value_chains htab, free value_chain_pool.
3028 (variable_tracking_main): Call dump_dataflow_sets before calling
3029 vt_emit_notes, not after it.
3030 * tree-flow.h (propagate_defs_into_debug_stmts): Declare.
3031 (propagate_var_def_into_debug_stmts): Declare.
3032 * df-problems.c (df_lr_bb_local_compute): Skip debug insns.
3033 (df_set_note): Reject debug insns.
3034 (df_whole_mw_reg_dead_p): Take added_notes_p argument. Don't
3035 add notes to debug insns.
3036 (df_note_bb_compute): Adjust. Likewise.
3037 (df_simulate_uses): Skip debug insns.
3038 (df_simulate_initialize_backwards): Likewise.
3039 * reg-stack.c (subst_stack_regs_in_debug_insn): New.
3040 (subst_stack_regs_pat): Reject debug insns.
3041 (convert_regs_1): Handle debug insns.
3042 * Makefile.in (TREE_INLINE_H): Take pointer-set.h from GIMPLE_H.
3043 (print-rtl.o): Depend on cselib.h.
3044 (cselib.o): Depend on TREE_PASS_H.
3045 (var-tracking.o): Depend on cselib.h and TARGET_H.
3046 * sched-rgn.c (rgn_estimate_number_of_insns): Discount debug insns.
3047 (init_ready_list): Skip boundary debug insns.
3048 (add_branch_dependences): Skip debug insns.
3049 (free_block_dependencies): Check for blocks with only debug insns.
3050 (compute_priorities): Likewise.
3051 * gimple.c (gss_for_code): Handle GIMPLE_DEBUG.
3052 (gimple_build_with_ops_stat): Take subcode as unsigned. Adjust
3054 (gimple_build_debug_bind_stat): New.
3055 (empty_body_p): Skip debug stmts.
3056 (gimple_has_side_effects): Likewise.
3057 (gimple_rhs_has_side_effects): Likewise.
3058 * gimple.h (enum gimple_debug_subcode, GIMPLE_DEBUG_BIND): New.
3059 (gimple_build_debug_bind_stat): Declare.
3060 (gimple_build_debug_bind): Define.
3061 (is_gimple_debug): New.
3062 (gimple_debug_bind_p): New.
3063 (gimple_debug_bind_get_var): New.
3064 (gimple_debug_bind_get_value): New.
3065 (gimple_debug_bind_get_value_ptr): New.
3066 (gimple_debug_bind_set_var): New.
3067 (gimple_debug_bind_set_value): New.
3068 (GIMPLE_DEBUG_BIND_NOVALUE): New internal temporary macro.
3069 (gimple_debug_bind_reset_value): New.
3070 (gimple_debug_bind_has_value_p): New.
3071 (gsi_next_nondebug): New.
3072 (gsi_prev_nondebug): New.
3073 (gsi_start_nondebug_bb): New.
3074 (gsi_last_nondebug_bb): New.
3075 * sched-vis.c (print_pattern): Handle VAR_LOCATION.
3076 (print_insn): Handle DEBUG_INSN.
3077 * tree-cfg.c (remove_bb): Walk stmts backwards. Let loc
3078 of first insn prevail.
3079 (first_stmt): Skip debug stmts.
3080 (first_non_label_stmt): Likewise.
3081 (last_stmt): Likewise.
3082 (has_zero_uses_1): New.
3083 (single_imm_use_1): New.
3084 (verify_gimple_debug): New.
3085 (verify_types_in_gimple_stmt): Handle debug stmts.
3086 (verify_stmt): Likewise.
3087 (debug_loop_num): Skip debug stmts.
3088 (remove_edge_and_dominated_blocks): Remove dominators last.
3089 * tree-ssa-reasssoc.c (rewrite_expr_tree): Propagate into debug stmts.
3090 (linearize_expr): Likewise.
3091 * config/i386/i386.c (ix86_delegitimize_address): Call
3092 default implementation.
3093 * config/ia64/ia64.c (ia64_safe_itanium_class): Handle debug insns.
3094 (group_barrier_needed): Skip debug insns.
3095 (emit_insn_group_barriers): Likewise.
3096 (emit_all_insn_group_barriers): Likewise.
3097 (ia64_variable_issue): Handle debug insns.
3098 (ia64_dfa_new_cycle): Likewise.
3099 (final_emit_insn_group_barriers): Skip debug insns.
3100 (ia64_dwarf2out_def_steady_cfa): Take frame argument. Don't
3101 def cfa without frame.
3102 (process_set): Likewise.
3103 (process_for_unwind_directive): Pass frame on.
3104 * config/rs6000/rs6000.c (TARGET_DELEGITIMIZE_ADDRESS): Define.
3105 (rs6000_delegitimize_address): New.
3106 (rs6000_debug_adjust_cost): Handle debug insns.
3107 (is_microcoded_insn): Likewise.
3108 (is_cracked_insn): Likewise.
3109 (is_nonpipeline_insn): Likewise.
3110 (insn_must_be_first_in_group): Likewise.
3111 (insn_must_be_last_in_group): Likewise.
3112 (force_new_group): Likewise.
3113 * cfgrtl.c (rtl_split_block): Emit INSN_DELETED note if block
3114 contains only debug insns.
3115 (rtl_merge_blocks): Skip debug insns.
3116 (purge_dead_edges): Likewise.
3117 (rtl_block_ends_with_call_p): Skip debug insns.
3118 * dce.c (deletable_insn_p): Handle VAR_LOCATION.
3119 (mark_reg_dependencies): Skip debug insns.
3120 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): New.
3121 * tree-ssanames.c (release_ssa_name): Propagate def into debug stmts.
3122 * tree-ssa-threadedge.c
3123 (record_temporary_equivalences_from_stmts): Skip debug stmts.
3124 * regcprop.c (replace_oldest_value_addr): Skip debug insns.
3125 (replace_oldest_value_mem): Use ALL_REGS for debug insns.
3126 (copyprop_hardreg_forward_1): Handle debug insns.
3127 * reload1.c (reload): Skip debug insns. Replace unassigned
3128 pseudos in debug insns with their equivalences.
3129 (eliminate_regs_in_insn): Skip debug insns.
3130 (emit_input_reload_insns): Skip debug insns at first, adjust
3132 * tree-ssa-operands.c (add_virtual_operand): Reject debug stmts.
3133 (get_indirect_ref_operands): Pass opf_no_vops on.
3134 (get_expr_operands): Likewise. Skip debug stmts.
3135 (parse_ssa_operands): Scan debug insns with opf_no_vops.
3137 2009-09-01 Richard Henderson <rth@redhat.com>
3139 * tree-ssa-ccp.c (ccp_initialize): Make sure to simulate
3140 stmt_ends_pp_p statements at least once.
3141 * tree-vrp.c (vrp_initialize): Likewise.
3142 (vrp_visit_stmt): Be prepared for non-interesting stmts.
3144 2009-09-01 Dodji Seketeli <dodji@redhat.com>
3147 Fix AIX bootstrap after PR debug/30161
3148 * dwarf2out.c (make_ith_pack_parameter_name): Don't used strnlen
3149 that is a GNU extension.
3150 (tmpl_value_parm_die_table): Move the definition of this global
3151 outside #ifdef DWARF2_DEBUGGING_INFO region.
3153 2009-09-01 Richard Guenther <rguenther@suse.de>
3155 * tree.c (tree_expr_size): New function.
3156 * tree.h (tree_expr_size): Declare.
3157 * rtlanal.c (rtx_addr_can_trap_p_1): Adjust comment.
3158 * builtins.c (fold_builtin_memory_op): Use tree_expr_size.
3159 * langhooks.c (lhd_expr_size): Remove.
3160 * langhooks.h (struct lang_hooks): Remove expr_size.
3161 * explow.c (expr_size): Use tree_expr_size.
3162 (int_expr_size): Likewise.
3163 * langhooks-def.h (lhd_expr_size): Remove.
3164 (LANG_HOOKS_EXPR_SIZE): Likewise.
3165 (LANG_HOOKS_INITIALIZER): Adjust.
3167 2009-09-01 Richard Guenther <rguenther@suse.de>
3169 * tree-flow.h (mark_addressable): Move declaration ...
3170 * tree.h (mark_addressable): ... here.
3171 * stmt.c (expand_asm_operands): Use mark_addressable, not
3172 lang_hooks.mark_addressable.
3173 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
3174 LANG_HOOKS_MARK_ADDRESSABLE.
3175 * langhooks.h (struct lang_hooks): Remove mark_addressable langhook.
3176 * c-objc-common.h (LANG_HOOKS_MARK_ADDRESSABLE): Remove.
3178 2009-08-31 Chris Demetriou <cgd@google.com>
3180 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Never
3181 vectorize if not TARGET_SSE2.
3183 2009-08-31 DJ Delorie <dj@redhat.com>
3185 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Exclude coprocessor
3186 registers if no coprocessor is enabled.
3188 2009-08-31 Dodji Seketeli <dodji@redhat.com>
3191 * cgraph.h (cgraph_get_node): Declare ...
3192 * cgraph.c (cgraph_get_node): ... new function.
3193 * dwarf2out.c (gen_generic_params_dies,
3194 generic_parameter_die, tree_add_const_value_attribute_for_decl,
3195 make_ith_pack_parameter_name,
3196 append_entry_to_tmpl_value_parm_die_table,
3197 gen_remaining_tmpl_value_param_die_attribute): New functions.
3198 (gen_subprogram_die): Generate debug info for template parameters
3199 if debug info level is higher than DINFO_LEVEL_TERSE.
3200 Use tree_add_const_value_attribute_for_decl instead of
3201 tree_add_const_value_attribute.
3202 (gen_const_die): Use tree_add_const_value_attribute_for_decl
3203 instead of tree_add_const_value_attribute.
3204 (gen_struct_or_union_type_die): Generate debug
3205 info for template parameters if debug info level is higher than
3207 (tree_add_const_value_attribute): Handle integral and pointer
3208 constants. Update comment.
3209 (dwarf_tag_name): Support DW_TAG_GNU_template_template_param.
3210 (dwarf_attr_name): Support DW_AT_GNU_template_name.
3211 (reference_to_unused): Fix thinko. Remove redundant predicates from
3213 (tree_add_const_value_attribute): Make this work for constant
3215 tree_add_const_value_attribute_for_decl is to be used for variable
3217 (add_location_or_const_value_attribute): Use
3218 tree_add_const_value_attribute_for_decl now.
3219 (dwarf2out_finish): Emit the DW_AT_const_value attribute of
3220 DW_TAG_template_value_param DIEs after function DIEs have been
3222 * langhooks.h (lang_hooks_for_types): Add
3223 get_argument_pack_elems.
3224 (lang_hooks_for_decls): Add generic_generic_parameter_decl_p.
3225 (lang_hooks): Added get_innermost_generic_parms,
3226 get_innermost_generic_args.
3227 * langhooks-def.h (LANG_HOOKS_GET_INNERMOST_GENERIC_PARMS,
3228 LANG_HOOKS_GET_INNERMOST_GENERIC_ARGS,
3229 LANG_HOOKS_GET_ARGUMENT_PACK_ELEMS,
3230 LANG_HOOKS_GENERIC_GENERIC_PARAMETER_DECL_P): New language hooks.
3232 2009-08-31 DJ Delorie <dj@redhat.com>
3234 * config/mep/mep.c (machine_function): Add frame_locked flag. Set
3235 it once we start generating the prologue or epilogue.
3236 (mep_call_saves_register): If the frame is locked, re-use
3238 (mep_assign_save_slots): New, broken out from mep_expand_prologue.
3239 (mep_expand_prologue): Call it.
3240 (mep_expand_epilogue): Likewise.
3241 (mep_start_function): Use the same logic as mep_expand_prologue.
3242 (mep_pass_by_reference): Make logic more readable.
3243 (mep_return_in_memory): Zero-sized objects are passed in memory.
3244 (mep_reorg_noframe): Make sure we have accurate REG_DEAD notes.
3246 2009-08-31 Richard Guenther <rguenther@suse.de>
3248 * builtins.c (fold_builtin_memory_op): Use the alias oracle
3249 to query if the memory regions for memmove overlap.
3250 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Relax the
3251 asserts on pointers, instead deal with odd trees.
3252 (ptr_derefs_may_alias_p): Likewise.
3253 (refs_may_alias_p_1): Constructor bases also never alias.
3255 2009-08-31 Gerald Pfeifer <gerald@pfeifer.com>
3257 * doc/install.texi (Final install): Adjust reference on where to
3258 order printed manuals.
3260 2009-08-30 Olivier Hainque <hainque@adacore.com>
3262 * dwarf2out.c (switch_to_frame_table_section): Move
3263 definition prior to first use.
3265 2009-08-30 Richard Guenther <rguenther@suse.de>
3267 PR tree-optimization/41186
3268 * tree-ssa-alias.c (ptr_deref_may_alias_ref_p): Remove.
3269 (ao_ref_init_from_ptr_and_size): New function.
3270 (ref_maybe_used_by_call_p_1): Be more precise tracking
3271 used ranges for builtin functions.
3272 (ref_maybe_used_by_call_p): Adjust.
3273 (call_may_clobber_ref_p_1): Be more precise tracking clobbered
3274 ranges for builtin functions.
3275 * tree-ssa-alias.h (ao_ref_init_from_ptr_and_size): Declare.
3277 2009-08-30 Alan Modra <amodra@bigpond.net.au>
3280 * fwprop.c (get_reg_use_in): Delete.
3281 (free_load_extend): New function.
3282 (forward_propagate_subreg): Use it.
3284 2009-08-29 Kaz Kojima <kkojima@gcc.gnu.org>
3286 * config.gcc (sh*-*-elf): Add superh stuff only for sh*-superh-elf.
3288 2009-08-29 Kai Tietz<kai.tietz@onevision.com>
3291 * config/i386.c (ix86_expand_epilogue): Correct stack adjustment for
3294 2009-08-29 Douglas B Rupp <rupp@gnat.com>
3296 * crtstuff.c (__do_global_dtors_aux): Use atexit if no
3297 fini or fini_array section.
3299 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3301 * graphite-dependences.c (graphite_legal_transform_bb): Call
3302 pbb_remove_duplicate_pdrs.
3303 * graphite-poly.c (can_collapse_pdr): Removed.
3304 (pdr_find_duplicate): Removed.
3305 (can_collapse_pdrs): New.
3306 (pbb_remove_duplicate_pdrs): New.
3307 (new_poly_dr): Do not look for duplicates.
3308 * graphite-poly.h (struct poly_bb): New field pdr_duplicates_removed.
3309 (PBB_PDR_DUPLICATES_REMOVED): New.
3310 (pbb_remove_duplicate_pdrs): Declared.
3312 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3314 * graphite-interchange.c (pbb_interchange_profitable_p): Adjust
3315 the strides by multiplying by PDR_NB_REFS.
3316 * graphite-poly.c (can_collapse_pdr): New.
3317 (pdr_find_duplicate): New.
3318 (new_poly_dr): Call pdr_find_duplicate. Collapse duplicate PDRs.
3319 Initialize PDR_NB_REFS.
3320 * graphite-poly.h (struct poly_dr): Add field nb_refs.
3322 (new_poly_dr): Number of subscripts is a graphite_dim_t.
3324 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3327 * graphite-poly.c (apply_poly_transforms): Remove legality test before
3330 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3332 * graphite-dependences.c (pddr_original_scattering): Return NULL
3333 for read-read dependence relations.
3334 * graphite-poly.h (enum poly_dr_type): Fix comment.
3337 (pdr_may_write_p): New.
3339 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3341 * graphite-poly.h (enum POLY_DR_TYPE): Renamed poly_dr_type.
3342 (struct poly_dr): Same.
3343 (new_poly_dr): Same.
3344 * graphite-poly.c (new_poly_dr): Same.
3345 * graphite-dependences.c (dot_deps): Disable call to system.
3347 2009-08-28 Cary Coutant <ccoutant@google.com>
3350 * dwarf2out.c (gen_type_die_with_usage): Use proper context for
3351 struct/union/enum types local to a function.
3353 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3354 Sebastian Pop <sebastian.pop@amd.com>
3356 * graphite-blocking.c (pbb_strip_mine_loop_depth): Renamed
3357 pbb_strip_mine_time_depth. Changed the implementation so that
3358 transformation is expressed as a transformation on
3359 time (scatttering) dimensions. Also, ensures that the 2d+1
3360 scheduling format is preserved.
3361 (pbb_strip_mine_profitable_p): Profitability is based on the
3362 iteration number of a given time (scattering) dimension,
3363 and not on a original loop depth dimension.
3364 (pbb_strip_mine): Call pbb_number_of_iterations_at_time.
3365 (pbb_do_strip_mine): Call psct_dynamic_dim.
3366 * graphite-poly.c (pbb_number_of_iterations_at_time): New.
3367 * graphite-poly.h (pbb_number_of_iterations_at_time): Declared.
3368 (pbb_nb_dynamic_scattering_transform): New.
3369 (psct_dynamic_dim): New.
3371 2009-08-28 Konrad Trifunovic <konrad.trifunovic@gmail.com>
3373 * graphite-ppl.c (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3374 * graphite-ppl.h (ppl_max_for_le): Renamed ppl_max_for_le_pointset.
3375 * graphite-poly.c (pbb_number_of_iterations): Rename ppl_max_for_le.
3376 * graphite-interchange.c (build_linearized_memory_access): Same.
3377 (memory_stride_in_loop): Same.
3379 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3381 * graphite-dependences.c (pddr_original_scattering): New.
3382 (graphite_legal_transform_dr): Call pddr_original_scattering.
3385 * graphite-dependences.h (dot_deps): Declared.
3386 * graphite-poly.c (new_poly_dr): Initialize PDR_ID.
3387 (print_pdr): Print PDR_ID.
3388 * graphite-poly.h (struct poly_dr): Add field id.
3391 * graphite-scop-detection.c (dot_all_scops_1): Cleanup comment.
3393 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3395 * graphite-dependences.c (graphite_carried_dependence_level_k): Do
3396 not delete the original dependence relation.
3398 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3400 * graphite-dependences.c (new_poly_dr_pair): Renamed new_poly_ddr.
3401 (eq_poly_dr_pair_p): Renamed eq_poly_ddr_p.
3402 (hash_poly_dr_pair_p): Renamed hash_poly_ddr_p.
3403 (free_poly_ddr): New.
3404 (pddr_is_empty): New.
3405 (dependence_polyhedron_1): Now returns a poly_ddr_p.
3406 (dependence_polyhedron): Same. Remove useless gcc_assert.
3408 (graphite_legal_transform_dr): Call pddr_is_empty and free_poly_ddr.
3409 (graphite_carried_dependence_level_k): Call pddr_is_empty.
3410 * graphite-dependences.h (enum poly_dependence_kind): New.
3411 (poly_dr_pair): Renamed poly_ddr. Added a field kind.
3412 (PDRP_SOURCE): Renamed PDDR_SOURCE.
3413 (PDRP_SINK): Renamed PDDR_SINK.
3414 (PDRP_DDP): Renamed PDDR_DDP.
3416 (free_poly_ddr): Declared.
3417 * graphite-poly.c (new_scop): Use the new hash function names.
3418 * graphite-poly.h (struct scop): Renamed field original_pdr_pairs
3419 into original_pddrs.
3420 (SCOP_ORIGINAL_PDR_PAIRS): Renamed SCOP_ORIGINAL_PDDRS.
3422 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3424 * cfgloopmanip.c (create_empty_loop_on_edge): Generate upper
3425 bounds with LT_EXPR to make niter analysis more precise on code
3426 generated by Graphite.
3428 2009-08-28 Sebastian Pop <sebastian.pop@amd.com>
3430 * graphite-dependences.c (graphite_legal_transform_dr): Fix formatting.
3431 (graphite_legal_transform_bb): Same.
3432 (poly_drs_may_alias_p): Same.
3434 2009-08-28 Richard Guenther <rguenther@suse.de>
3436 * tree.def: Remove note about obsolete TYPE_NONCOPIED_PARTS.
3438 2009-08-28 Jan Beulich <jbeulich@novell.com>
3440 * config/i386/netware.c: Include langhooks.h.
3441 (i386_nlm_encode_section_info): Simplify.
3442 (netware_override_options): Delete.
3443 * config/i386/netware.h (netware_override_options): Delete
3445 (OVERRIDE_OPTIONS): Delete definition.
3446 (SUBTARGET_OVERRIDE_OPTIONS): Define.
3447 (ASM_COMMENT_START): Define.
3448 * config/i386/nwld.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Define.
3450 2009-08-28 Jan Beulich <jbeulich@novell.com>
3452 * configure.ac: For in-tree ld, do a plain version check to
3453 determine whether comdat groups are supported.
3454 * configure: Regenerate.
3456 2009-08-28 Olivier Hainque <hainque@adacore.com>
3458 * collect2.c (DO_COLLECT_EXPORT_LIST): New internal macro,
3459 always defined. Reflect definition or absence of such for
3460 COLLECT_EXPORT_LIST. Readability helper.
3461 (scanfilter): New enum, to help control what symbols
3462 are to be considered or ignored by scan_prog_file.
3463 (enum pass): Rename as "scanpass", moved together with scanfilter
3464 prior to scan_prog_file's prototype.
3465 (scan_prog_file): Accept and honor scanpass and scanfilter arguments.
3466 Group prototype with the scanpass/scanfilter definitions, factorize
3467 head comments for the several implementations at the prototype.
3468 (main): Reorganize the first pass link control to let AIX
3469 drag only the needed frame tables in executables. Prevent
3470 frame tables collection during the scan aimed at static ctors.
3471 Pre-link and scan for frame tables later to compensate.
3472 * doc/tm.texi (ASM_OUTPUT_DWARF_TABLE_REF): New macro.
3473 A C statement to issue assembly directives that create a reference
3474 to the given DWARF table identifier label from the current function
3476 * dwarf2out.c (switch_to_eh_frame_section): Add a BACK argument
3477 to differentiate first time section entry. Only emit a .data
3478 tables start identifier label the first time around.
3479 (switch_to_frame_table_section): New function. Helper for
3480 output_call_frame_info to switch possibly BACK into the eh_frame
3481 or the debug_frame section depending on FOR_EH.
3482 (output_call_frame_info): Use helper to first enter the proper
3484 (output_fde): Use ASM_OUTPUT_DWARF_TABLE_REF when defined to
3485 emit a link to the frame table start label from each function
3487 * config/rs6000/rs6000.c (rs6000_aix_asm_output_dwarf_table_ref):
3488 New function. Implementation of ASM_OUTPUT_DWARF_TABLE_REF.
3489 * config/rs6000/rs6000-protos.h: Declare it.
3490 * config/rs6000/aix.h (ASM_OUTPUT_DWARF_TABLE_REF): Define.
3492 2009-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3494 * config/sh/sh.c (split_branches): Check the result of
3497 2009-08-27 Steve Ellcey <sje@cup.hp.com>
3499 * config/ia64/hpux.h (LIB_SPEC): Add -lrt for when
3500 using -pthread -fopenmp
3502 2009-08-27 Gerald Pfeifer <gerald@pfeifer.com>
3504 * doc/service.texi (service directory): Update URL.
3506 2009-08-27 Uros Bizjak <ubizjak@gmail.com>
3508 PR rtl-optimization/40861
3509 * simplify-rtx.c (simplify_subreg): Do not call simplify_gen_subreg to
3510 extract word from a multi-word subreg for negative byte positions.
3512 2009-08-27 Tristan Gingold <gingold@adacore.com>
3513 Douglas B Rupp <rupp@gnat.com>
3515 * config/ia64/ia64.c (ia64_attribute_table): Add "common_object" entry.
3516 (SECTION_VMS_OVERLAY): Define.
3517 (ia64_vms_common_object_attribute): Added. Handle the "common_object"
3519 (ia64_vms_elf_asm_named_section): Added. Generate .section pseudo-op
3521 (ia64_vms_output_aligned_decl_common): Added. Generate pseudo-op for
3522 common_object declarations.
3523 (ia64_section_type_flags): Set section flag for common_object.
3524 * config/ia64/ia64-protos.h
3525 (ia64_vms_output_aligned_decl_common): Declare.
3526 (ia64_vms_elf_asm_named_section): Declare.
3528 2009-08-27 Michael Matz <matz@suse.de>
3530 * expr.c (expand_expr_real_2): New function taking exploded
3531 unary or binary expression, split out from ...
3532 (expand_expr_real_1): ... here. Move over all unary/binary
3533 switch parts to above function, in particular these codes:
3534 PAREN_EXPR, NOP_EXPR, CONVERT_EXPR, POINTER_PLUS_EXPR, PLUS_EXPR,
3535 MINUS_EXPR, MULT_EXPR, TRUNC_DIV_EXPR, FLOOR_DIV_EXPR, CEIL_DIV_EXPR,
3536 ROUND_DIV_EXPR, EXACT_DIV_EXPR, RDIV_EXPR, TRUNC_MOD_EXPR,
3537 FLOOR_MOD_EXPR, CEIL_MOD_EXPR, ROUND_MOD_EXPR, FIXED_CONVERT_EXPR,
3538 FIX_TRUNC_EXPR, FLOAT_EXPR, NEGATE_EXPR, ABS_EXPR, MAX_EXPR, MIN_EXPR,
3539 BIT_NOT_EXPR, TRUTH_AND_EXPR, BIT_AND_EXPR, TRUTH_OR_EXPR,
3540 BIT_IOR_EXPR, TRUTH_XOR_EXPR, BIT_XOR_EXPR, LROTATE_EXPR, RROTATE_EXPR,
3541 LSHIFT_EXPR, RSHIFT_EXPR, LT_EXPR, LE_EXPR, GT_EXPR, GE_EXPR, EQ_EXPR,
3542 NE_EXPR, UNORDERED_EXPR, ORDERED_EXPR, UNLT_EXPR, UNLE_EXPR, UNGT_EXPR,
3543 UNGE_EXPR, UNEQ_EXPR, LTGT_EXPR, TRUTH_NOT_EXPR, COMPLEX_EXPR,
3544 WIDEN_SUM_EXPR, REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR,
3545 VEC_EXTRACT_EVEN_EXPR, VEC_EXTRACT_ODD_EXPR, VEC_INTERLEAVE_HIGH_EXPR,
3546 VEC_INTERLEAVE_LOW_EXPR, VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR,
3547 VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR, VEC_UNPACK_FLOAT_HI_EXPR,
3548 VEC_UNPACK_FLOAT_LO_EXPR, VEC_WIDEN_MULT_HI_EXPR,
3549 VEC_WIDEN_MULT_LO_EXPR, VEC_PACK_TRUNC_EXPR, VEC_PACK_SAT_EXPR,
3550 VEC_PACK_FIX_TRUNC_EXPR.
3551 (<case PAREN_EXPR>): Call set_mem_attributes() with type, not the
3554 2009-08-27 Richard Guenther <rguenther@suse.de>
3556 * gengtype.c (main): Handle uint64_t.
3557 * ipa-utils.c (get_base_var): Indent properly.
3558 * tree-ssa-live.c (debug_scope_block): New function.
3559 * tree-flow.h (debug_scope_block): Declare.
3560 * tree-ssa-copy.c (replace_exp_1): Add vertical space.
3561 * basic-block.h (enum profile_status): Rename to
3562 enum profile_status_d.
3563 (x_profile_status): Adjust type.
3565 2009-08-27 Dodji Seketeli <dodji@redhat.com>
3568 * dwarf2out.c (get_context_die): Declare this static function.
3569 (gen_type_die_with_usage): Make sure a DIE is a generated for
3570 the context of a typedef.
3572 2009-08-26 Anatoly Sokolov <aesok@post.ru>
3574 * doc/invoke.texi (AVR Options): Remove documentation of -minit-stack
3577 2009-08-26 Richard Sandiford <rdsandiford@googlemail.com>
3579 * config/mips/mips-protos.h (mips_output_sync): Declare.
3580 (mips_sync_loop_insns): Likewise.
3581 (mips_output_sync_loop): Replace first two parameters with an rtx.
3582 * config/mips/mips.c (mips_multi_member): New structure.
3583 (mips_multi_members): New variable.
3584 (mips_multi_start): New function.
3585 (mips_multi_add): Likewise.
3586 (mips_multi_add_insn): Likewise.
3587 (mips_multi_add_label): Likewise.
3588 (mips_multi_last_index): Likewise.
3589 (mips_multi_copy_insn): Likewise.
3590 (mips_multi_set_operand): Likewise.
3591 (mips_multi_write): Likewise.
3592 (mips_print_operand_punctuation): Remove '%|' and '%-'.
3593 (mips_init_print_operand_punct): Update accordingly.
3594 (mips_start_ll_sc_sync_block): New function.
3595 (mips_end_ll_sc_sync_block): Likewise.
3596 (mips_output_sync): Likewise.
3597 (mips_sync_insn1_template): Likewise.
3598 (mips_sync_insn2_template): Likewise.
3599 (mips_get_sync_operand): Likewise.
3600 (mips_process_sync_loop): Likewise.
3601 (mips_output_sync_loop): Use mips_process_sync_loop.
3602 (mips_sync_loop_insns): New function.
3603 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Delete.
3604 (MIPS_COMPARE_AND_SWAP_12): Likewise.
3605 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP): Likewise.
3606 (MIPS_COMPARE_AND_SWAP_12_NONZERO_OP): Likewise.
3607 (MIPS_SYNC_OP, MIPS_SYNC_OP_12): Likewise.
3608 (MIPS_SYNC_OP_12_AND, MIPS_SYNC_OP_12_XOR): Likewise.
3609 (MIPS_SYNC_OLD_OP_12): Likewise.
3610 (MIPS_SYNC_OLD_OP_12_AND, MIPS_SYNC_OLD_OP_12_XOR): Likewise.
3611 (MIPS_SYNC_NEW_OP_12): Likewise.
3612 (MIPS_SYNC_NEW_OP_12_AND, MIPS_SYNC_NEW_OP_12_XOR): Likewise.
3613 (MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP): Likewise.
3614 (MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND): Likewise.
3615 (MIPS_SYNC_EXCHANGE, MIPS_SYNC_EXCHANGE_12): Likewise.
3616 (MIPS_SYNC_EXCHANGE_12_ZERO_OP): Likewise.
3617 (MIPS_SYNC_EXCHANGE_12_NONZER_OP): Likewise.
3618 * config/mips/mips.md (sync_mem): New attribute.
3619 (sync_oldval, sync_newval, sync_inclusive_mask): Likewise.
3620 (sync_exclusive_mask, sync_required_oldval): Likewise.
3621 (sync_insn1_op2, sync_insn1, sync_insn2): Likewise.
3622 (sync_release_barrier): Likewise.
3623 (length): Handle sync loops.
3624 (sync): Use mips_output_sync.
3625 * config/mips/sync.md (*memory_barrier): Use mips_output_sync.
3626 (sync_compare_and_swap<mode>): Set the new sync_* attributes
3627 and use mips_output_sync_loop.
3628 (compare_and_swap_12, sync_add<mode>, sync_<optab>_12): Likewise.
3629 (sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12): Likewise.
3630 (sync_old_nand_12, sync_new_nand_12, sync_sub<mode>): Likewise.
3631 (sync_old_add<mode>, sync_old_sub<mode>): Likewise.
3632 (sync_new_add<mode>, sync_new_sub<mode>): Likewise.
3633 (sync_<optab><mode>, sync_old_<optab><mode>): Likewise.
3634 (sync_new_<optab><mode>, sync_nand<mode>): Likewise.
3635 (sync_old_nand<mode>, sync_new_nand<mode>): Likewise.
3636 (sync_lock_test_and_set<mode>, test_and_set_12): Likewise.
3638 2009-08-26 Richard Guenther <rguenther@suse.de>
3641 * gimplify.c (gimplify_addr_expr): Canonicalize ADDR_EXPRs if
3642 the types to not match.
3643 * tree-cfg.c (verify_gimple_assign_single): Adjust ADDR_EXPR
3645 * tree-ssa.c (useless_type_conversion_p): Conversions to
3646 pointers to unprototyped functions are useless.
3648 2009-08-26 Richard Guenther <rguenther@suse.de>
3650 * tree-ssa-structalias.c (create_variable_info_for): Remove strange
3651 whole-program condition, prepare to be called for non-globals.
3652 (intra_create_variable_infos): For restrict qualified DECL_BY_REFERENCE
3653 params build a representative with known type and track its fields.
3655 2009-08-26 Uros Bizjak <ubizjak@gmail.com>
3657 * config/alpha/sync.md: Update comment about unpredictable LL/SC lock
3658 clearing by a taken branch.
3659 (sync_<fetchop_name><mode>): Split when epilogue_completed is set,
3660 effectively after bbro pass.
3661 (sync_nand<mode>): Ditto.
3662 (sync_old_<fetchop_name><mode>): Ditto.
3663 (sync_old_nand<mode>): Ditto.
3664 (sync_new_<fetchop_name><mode>): Dito.
3665 (sync_new_nand<mode>): Ditto.
3666 (sync_compare_and_swap<mode>_1): Ditto.
3667 (*sync_compare_and_swap<mode>): Ditto.
3668 (sync_lock_test_and_set<mode>_1): Ditto.
3669 ("sync_lock_test_and_set<mode>): Ditto.
3671 2009-08-25 Douglas B Rupp <rupp@gnat.com>
3673 * hwint.h (HOST_LONG_FORMAT): New macro
3674 * bitmap.c, c-decl.c, mips-tfile.c, print-rtl.c, print-tree.c:
3675 Use HOST_PTR_PRINTF.
3676 * system.h (HOST_PTR_PRINTF): Resurrect old macro
3677 * doc/hostconfig.texi (HOST_LONG_FORMAT): Document.
3678 (HOST_PTR_PRINTF): Document.
3680 2009-08-25 Jan Hubicka <jh@suse.cz>
3682 * config/i386/bmmintrin.h: Replace by #error.
3685 Michael Meissner <michael.meissner@amd.com>
3686 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
3687 Tony Linthicum <tony.linthicum@amd.com>
3689 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
3690 (TARGET_ROUND): New macro for the round/ptest instructions which
3691 are shared between SSE4.1 and SSE5.
3692 (OPTION_MASK_ISA_ROUND): Ditto.
3693 (OPTION_ISA_ROUND): Ditto.
3694 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
3695 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
3697 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
3698 (-mfused-madd): New switch to give users control over whether the
3699 compiler optimizes to use the multiply/add SSE5 instructions.
3701 * config/i386/i386.c (enum pta_flags): Add PTA_SSE5.
3702 (ix86_handle_option): Turn off 3dnow if -msse5.
3703 (override_options): Add SSE5 support.
3704 (print_operand): %Y prints comparison codes for SSE5 com/pcom
3706 (ix86_expand_sse_movcc): Add SSE5 support.
3707 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
3708 vector type to the next largest size.
3709 (ix86_expand_sse5_pack): New function to use pperm to pack a
3710 vector type to the next smallest size.
3711 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
3712 (IX86_BUILTIN_FMADDSD): Ditto.
3713 (IX86_BUILTIN_FMADDPS): Ditto.
3714 (IX86_BUILTIN_FMADDPD): Ditto.
3715 (IX86_BUILTIN_FMSUBSS): Ditto.
3716 (IX86_BUILTIN_FMSUBSD): Ditto.
3717 (IX86_BUILTIN_FMSUBPS): Ditto.
3718 (IX86_BUILTIN_FMSUBPD): Ditto.
3719 (IX86_BUILTIN_FNMADDSS): Ditto.
3720 (IX86_BUILTIN_FNMADDSD): Ditto.
3721 (IX86_BUILTIN_FNMADDPS): Ditto.
3722 (IX86_BUILTIN_FNMADDPD): Ditto.
3723 (IX86_BUILTIN_FNMSUBSS): Ditto.
3724 (IX86_BUILTIN_FNMSUBSD): Ditto.
3725 (IX86_BUILTIN_FNMSUBPS): Ditto.
3726 (IX86_BUILTIN_FNMSUBPD): Ditto.
3727 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
3728 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
3729 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
3730 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
3731 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
3732 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
3733 (IX86_BUILTIN_PPERM): Ditto.
3734 (IX86_BUILTIN_PERMPS): Ditto.
3735 (IX86_BUILTIN_PERMPD): Ditto.
3736 (IX86_BUILTIN_PMACSSWW): Ditto.
3737 (IX86_BUILTIN_PMACSWW): Ditto.
3738 (IX86_BUILTIN_PMACSSWD): Ditto.
3739 (IX86_BUILTIN_PMACSWD): Ditto.
3740 (IX86_BUILTIN_PMACSSDD): Ditto.
3741 (IX86_BUILTIN_PMACSDD): Ditto.
3742 (IX86_BUILTIN_PMACSSDQL): Ditto.
3743 (IX86_BUILTIN_PMACSSDQH): Ditto.
3744 (IX86_BUILTIN_PMACSDQL): Ditto.
3745 (IX86_BUILTIN_PMACSDQH): Ditto.
3746 (IX86_BUILTIN_PMADCSSWD): Ditto.
3747 (IX86_BUILTIN_PMADCSWD): Ditto.
3748 (IX86_BUILTIN_PHADDBW): Ditto.
3749 (IX86_BUILTIN_PHADDBD): Ditto.
3750 (IX86_BUILTIN_PHADDBQ): Ditto.
3751 (IX86_BUILTIN_PHADDWD): Ditto.
3752 (IX86_BUILTIN_PHADDWQ): Ditto.
3753 (IX86_BUILTIN_PHADDDQ): Ditto.
3754 (IX86_BUILTIN_PHADDUBW): Ditto.
3755 (IX86_BUILTIN_PHADDUBD): Ditto.
3756 (IX86_BUILTIN_PHADDUBQ): Ditto.
3757 (IX86_BUILTIN_PHADDUWD): Ditto.
3758 (IX86_BUILTIN_PHADDUWQ): Ditto.
3759 (IX86_BUILTIN_PHADDUDQ): Ditto.
3760 (IX86_BUILTIN_PHSUBBW): Ditto.
3761 (IX86_BUILTIN_PHSUBWD): Ditto.
3762 (IX86_BUILTIN_PHSUBDQ): Ditto.
3763 (IX86_BUILTIN_PROTB): Ditto.
3764 (IX86_BUILTIN_PROTW): Ditto.
3765 (IX86_BUILTIN_PROTD): Ditto.
3766 (IX86_BUILTIN_PROTQ): Ditto.
3767 (IX86_BUILTIN_PROTB_IMM): Ditto.
3768 (IX86_BUILTIN_PROTW_IMM): Ditto.
3769 (IX86_BUILTIN_PROTD_IMM): Ditto.
3770 (IX86_BUILTIN_PROTQ_IMM): Ditto.
3771 (IX86_BUILTIN_PSHLB): Ditto.
3772 (IX86_BUILTIN_PSHLW): Ditto.
3773 (IX86_BUILTIN_PSHLD): Ditto.
3774 (IX86_BUILTIN_PSHLQ): Ditto.
3775 (IX86_BUILTIN_PSHAB): Ditto.
3776 (IX86_BUILTIN_PSHAW): Ditto.
3777 (IX86_BUILTIN_PSHAD): Ditto.
3778 (IX86_BUILTIN_PSHAQ): Ditto.
3779 (IX86_BUILTIN_FRCZSS): Ditto.
3780 (IX86_BUILTIN_FRCZSD): Ditto.
3781 (IX86_BUILTIN_FRCZPS): Ditto.
3782 (IX86_BUILTIN_FRCZPD): Ditto.
3783 (IX86_BUILTIN_CVTPH2PS): Ditto.
3784 (IX86_BUILTIN_CVTPS2PH): Ditto.
3785 (IX86_BUILTIN_COMEQSS): Ditto.
3786 (IX86_BUILTIN_COMNESS): Ditto.
3787 (IX86_BUILTIN_COMLTSS): Ditto.
3788 (IX86_BUILTIN_COMLESS): Ditto.
3789 (IX86_BUILTIN_COMGTSS): Ditto.
3790 (IX86_BUILTIN_COMGESS): Ditto.
3791 (IX86_BUILTIN_COMUEQSS): Ditto.
3792 (IX86_BUILTIN_COMUNESS): Ditto.
3793 (IX86_BUILTIN_COMULTSS): Ditto.
3794 (IX86_BUILTIN_COMULESS): Ditto.
3795 (IX86_BUILTIN_COMUGTSS): Ditto.
3796 (IX86_BUILTIN_COMUGESS): Ditto.
3797 (IX86_BUILTIN_COMORDSS): Ditto.
3798 (IX86_BUILTIN_COMUNORDSS): Ditto.
3799 (IX86_BUILTIN_COMFALSESS): Ditto.
3800 (IX86_BUILTIN_COMTRUESS): Ditto.
3801 (IX86_BUILTIN_COMEQSD): Ditto.
3802 (IX86_BUILTIN_COMNESD): Ditto.
3803 (IX86_BUILTIN_COMLTSD): Ditto.
3804 (IX86_BUILTIN_COMLESD): Ditto.
3805 (IX86_BUILTIN_COMGTSD): Ditto.
3806 (IX86_BUILTIN_COMGESD): Ditto.
3807 (IX86_BUILTIN_COMUEQSD): Ditto.
3808 (IX86_BUILTIN_COMUNESD): Ditto.
3809 (IX86_BUILTIN_COMULTSD): Ditto.
3810 (IX86_BUILTIN_COMULESD): Ditto.
3811 (IX86_BUILTIN_COMUGTSD): Ditto.
3812 (IX86_BUILTIN_COMUGESD): Ditto.
3813 (IX86_BUILTIN_COMORDSD): Ditto.
3814 (IX86_BUILTIN_COMUNORDSD): Ditto.
3815 (IX86_BUILTIN_COMFALSESD): Ditto.
3816 (IX86_BUILTIN_COMTRUESD): Ditto.
3817 (IX86_BUILTIN_COMEQPS): Ditto.
3818 (IX86_BUILTIN_COMNEPS): Ditto.
3819 (IX86_BUILTIN_COMLTPS): Ditto.
3820 (IX86_BUILTIN_COMLEPS): Ditto.
3821 (IX86_BUILTIN_COMGTPS): Ditto.
3822 (IX86_BUILTIN_COMGEPS): Ditto.
3823 (IX86_BUILTIN_COMUEQPS): Ditto.
3824 (IX86_BUILTIN_COMUNEPS): Ditto.
3825 (IX86_BUILTIN_COMULTPS): Ditto.
3826 (IX86_BUILTIN_COMULEPS): Ditto.
3827 (IX86_BUILTIN_COMUGTPS): Ditto.
3828 (IX86_BUILTIN_COMUGEPS): Ditto.
3829 (IX86_BUILTIN_COMORDPS): Ditto.
3830 (IX86_BUILTIN_COMUNORDPS): Ditto.
3831 (IX86_BUILTIN_COMFALSEPS): Ditto.
3832 (IX86_BUILTIN_COMTRUEPS): Ditto.
3833 (IX86_BUILTIN_COMEQPD): Ditto.
3834 (IX86_BUILTIN_COMNEPD): Ditto.
3835 (IX86_BUILTIN_COMLTPD): Ditto.
3836 (IX86_BUILTIN_COMLEPD): Ditto.
3837 (IX86_BUILTIN_COMGTPD): Ditto.
3838 (IX86_BUILTIN_COMGEPD): Ditto.
3839 (IX86_BUILTIN_COMUEQPD): Ditto.
3840 (IX86_BUILTIN_COMUNEPD): Ditto.
3841 (IX86_BUILTIN_COMULTPD): Ditto.
3842 (IX86_BUILTIN_COMULEPD): Ditto.
3843 (IX86_BUILTIN_COMUGTPD): Ditto.
3844 (IX86_BUILTIN_COMUGEPD): Ditto.
3845 (IX86_BUILTIN_COMORDPD): Ditto.
3846 (IX86_BUILTIN_COMUNORDPD): Ditto.
3847 (IX86_BUILTIN_COMFALSEPD): Ditto.
3848 (IX86_BUILTIN_COMTRUEPD): Ditto.
3849 (IX86_BUILTIN_PCOMEQUB): Ditto.
3850 (IX86_BUILTIN_PCOMNEUB): Ditto.
3851 (IX86_BUILTIN_PCOMLTUB): Ditto.
3852 (IX86_BUILTIN_PCOMLEUB): Ditto.
3853 (IX86_BUILTIN_PCOMGTUB): Ditto.
3854 (IX86_BUILTIN_PCOMGEUB): Ditto.
3855 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
3856 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
3857 (IX86_BUILTIN_PCOMEQUW): Ditto.
3858 (IX86_BUILTIN_PCOMNEUW): Ditto.
3859 (IX86_BUILTIN_PCOMLTUW): Ditto.
3860 (IX86_BUILTIN_PCOMLEUW): Ditto.
3861 (IX86_BUILTIN_PCOMGTUW): Ditto.
3862 (IX86_BUILTIN_PCOMGEUW): Ditto.
3863 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
3864 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
3865 (IX86_BUILTIN_PCOMEQUD): Ditto.
3866 (IX86_BUILTIN_PCOMNEUD): Ditto.
3867 (IX86_BUILTIN_PCOMLTUD): Ditto.
3868 (IX86_BUILTIN_PCOMLEUD): Ditto.
3869 (IX86_BUILTIN_PCOMGTUD): Ditto.
3870 (IX86_BUILTIN_PCOMGEUD): Ditto.
3871 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
3872 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
3873 (IX86_BUILTIN_PCOMEQUQ): Ditto.
3874 (IX86_BUILTIN_PCOMNEUQ): Ditto.
3875 (IX86_BUILTIN_PCOMLTUQ): Ditto.
3876 (IX86_BUILTIN_PCOMLEUQ): Ditto.
3877 (IX86_BUILTIN_PCOMGTUQ): Ditto.
3878 (IX86_BUILTIN_PCOMGEUQ): Ditto.
3879 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
3880 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
3881 (IX86_BUILTIN_PCOMEQB): Ditto.
3882 (IX86_BUILTIN_PCOMNEB): Ditto.
3883 (IX86_BUILTIN_PCOMLTB): Ditto.
3884 (IX86_BUILTIN_PCOMLEB): Ditto.
3885 (IX86_BUILTIN_PCOMGTB): Ditto.
3886 (IX86_BUILTIN_PCOMGEB): Ditto.
3887 (IX86_BUILTIN_PCOMFALSEB): Ditto.
3888 (IX86_BUILTIN_PCOMTRUEB): Ditto.
3889 (IX86_BUILTIN_PCOMEQW): Ditto.
3890 (IX86_BUILTIN_PCOMNEW): Ditto.
3891 (IX86_BUILTIN_PCOMLTW): Ditto.
3892 (IX86_BUILTIN_PCOMLEW): Ditto.
3893 (IX86_BUILTIN_PCOMGTW): Ditto.
3894 (IX86_BUILTIN_PCOMGEW): Ditto.
3895 (IX86_BUILTIN_PCOMFALSEW): Ditto.
3896 (IX86_BUILTIN_PCOMTRUEW): Ditto.
3897 (IX86_BUILTIN_PCOMEQD): Ditto.
3898 (IX86_BUILTIN_PCOMNED): Ditto.
3899 (IX86_BUILTIN_PCOMLTD): Ditto.
3900 (IX86_BUILTIN_PCOMLED): Ditto.
3901 (IX86_BUILTIN_PCOMGTD): Ditto.
3902 (IX86_BUILTIN_PCOMGED): Ditto.
3903 (IX86_BUILTIN_PCOMFALSED): Ditto.
3904 (IX86_BUILTIN_PCOMTRUED): Ditto.
3905 (IX86_BUILTIN_PCOMEQQ): Ditto.
3906 (IX86_BUILTIN_PCOMNEQ): Ditto.
3907 (IX86_BUILTIN_PCOMLTQ): Ditto.
3908 (IX86_BUILTIN_PCOMLEQ): Ditto.
3909 (IX86_BUILTIN_PCOMGTQ): Ditto.
3910 (IX86_BUILTIN_PCOMGEQ): Ditto.
3911 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
3912 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
3913 (enum multi_arg_type): New enum for describing the various SSE5
3914 intrinsic argument types.
3915 (bdesc_multi_arg): New table for SSE5 intrinsics.
3916 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
3917 (ix86_expand_multi_arg_builtin): New function for creating SSE5
3919 (ix86_expand_builtin): Add SSE5 intrinsic support.
3920 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
3921 operand instructions.
3922 (ix86_expand_sse5_multiple_memory): New function to split the
3923 second memory reference from SSE5 instructions.
3924 (type_has_variadic_args_p): Delete in favor of stdarg_p.
3925 (ix86_return_pops_args): Use stdarg_p to determine if the function
3926 has variable arguments.
3927 (ix86_setup_incoming_varargs): Ditto.
3928 (x86_this_parameter): Ditto.
3930 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
3932 (ix86_expand_sse5_pack): Ditto.
3933 (ix86_sse5_valid_op_p): Ditto.
3934 (ix86_expand_sse5_multiple_memory): Ditto.
3936 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
3937 constant for SSE5 support.
3938 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
3939 (UNSPEC_SSE5_TRUEFALSE): Ditto.
3940 (UNSPEC_SSE5_PERMUTE): Ditto.
3941 (UNSPEC_SSE5_ASHIFT): Ditto.
3942 (UNSPEC_SSE5_LSHIFT): Ditto.
3943 (UNSPEC_FRCZ): Ditto.
3944 (UNSPEC_CVTPH2PS): Ditto.
3945 (UNSPEC_CVTPS2PH): Ditto.
3946 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
3948 (COM_FALSE_S): Ditto.
3949 (COM_FALSE_P): Ditto.
3950 (COM_TRUE_S): Ditto.
3951 (COM_TRUE_P): Ditto.
3952 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
3953 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
3955 (memory attribute): Ditto.
3956 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3957 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
3958 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
3959 (floor<mode>2): Ditto.
3960 (ceil<mode>2): Ditto.
3961 (btrunc<mode>2): Ditto.
3962 (nearbyintdf2): Ditto.
3963 (nearbyintsf2): Ditto.
3964 (sse_setccsf): Disable if SSE5.
3965 (sse_setccdf): Ditto.
3966 (sse5_setcc<mode>): New support for SSE5 conditional move.
3967 (sse5_pcmov_<mode>): Ditto.
3969 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
3971 (SSEMODEF2P): Ditto.
3972 (ssemodesuffixf4): New mode attribute for SSE5.
3973 (ssemodesuffixf2s): Ditto.
3974 (ssemodesuffixf2c): Ditto.
3975 (sserotatemax): Ditto.
3976 (ssescalarmode): Ditto.
3977 (sse_maskcmpv4sf3): Disable if SSE5.
3978 (sse_maskcmpv2df3): Ditto.
3979 (sse_vmmaskcmpv4sf3): Ditto.
3980 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add instructions.
3981 (sse5_vmfmadd<mode>4): Ditto.
3982 (sse5_fmsub<mode>4): Ditto.
3983 (sse5_vmfmsub<mode>4): Ditto.
3984 (sse5_fnmadd<mode>4): Ditto.
3985 (sse5_vmfnmadd<mode>4): Ditto.
3986 (sse5_fnmsub<mode>4): Ditto.
3987 (sse5_vmfnmsub<mode>4): Ditto.
3988 (sse5i_fmadd<mode>4): Ditto.
3989 (sse5i_fmsub<mode>4): Ditto.
3990 (sse5i_fnmadd<mode>4): Ditto.
3991 (sse5i_fnmsub<mode>4): Ditto.
3992 (sse5i_vmfmadd<mode>4): Ditto.
3993 (sse5i_vmfmsub<mode>4): Ditto.
3994 (sse5i_vmfnmadd<mode>4): Ditto.
3995 (sse5i_vmfnmsub<mode>4): Ditto.
3996 (mulv16qi3): Add SSE5 support.
3998 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
3999 (sse2_mulv4si3): Disable if SSE5.
4000 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4001 (sse4_1_roundps): Ditto.
4002 (sse4_1_roundsd): Ditto.
4003 (sse4_1_roundss): Ditto.
4004 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4006 (sse_maskcmpsf3): Ditto.
4007 (sse_vmmaskcmpv4sf3): Ditto.
4008 (sse2_maskcmpv2df3): Ditto.
4009 (sse2_maskcmpdf3): Ditto.
4010 (sse2_vmmaskcmpv2df3): Ditto.
4011 (sse2_eq<mode>3): Ditto.
4012 (sse2_gt<mode>3): Ditto.
4013 (sse5_pcmov_<mode>): Add SSE5 support.
4014 (vec_unpacku_hi_v16qi): Ditto.
4015 (vec_unpacks_hi_v16qi): Ditto.
4016 (vec_unpacku_lo_v16qi): Ditto.
4017 (vec_unpacks_lo_v16qi): Ditto.
4018 (vec_unpacku_hi_v8hi): Ditto.
4019 (vec_unpacks_hi_v8hi): Ditto.
4020 (vec_unpacku_lo_v8hi): Ditto.
4021 (vec_unpacks_lo_v8hi): Ditto.
4022 (vec_unpacku_hi_v4si): Ditto.
4023 (vec_unpacks_hi_v4si): Ditto.
4024 (vec_unpacku_lo_v4si): Ditto.
4025 (vec_unpacks_lo_v4si): Ditto.
4026 (sse5_pmacsww): New SSE5 intrinsic insn.
4027 (sse5_pmacssww): Ditto.
4028 (sse5_pmacsdd): Ditto.
4029 (sse5_pmacssdd): Ditto.
4030 (sse5_pmacssdql): Ditto.
4031 (sse5_pmacssdqh): Ditto.
4032 (sse5_pmacsdqh): Ditto.
4033 (sse5_pmacsswd): Ditto.
4034 (sse5_pmacswd): Ditto.
4035 (sse5_pmadcsswd): Ditto.
4036 (sse5_pmadcswd): Ditto.
4037 (sse5_pcmov_<move>): Conditional move support on SSE5.
4038 (sse5_phaddbw): New SSE5 intrinsic insn.
4039 (sse5_phaddbd): Ditto.
4040 (sse5_phaddbq): Ditto.
4041 (sse5_phaddwd): Ditto.
4042 (sse5_phaddwq): Ditto.
4043 (sse5_phadddq): Ditto.
4044 (sse5_phaddubw): Ditto.
4045 (sse5_phaddubd): Ditto.
4046 (sse5_phaddubq): Ditto.
4047 (sse5_phadduwd): Ditto.
4048 (sse5_phadduwq): Ditto.
4049 (sse5_phaddudq): Ditto.
4050 (sse5_phsubbw): Ditto.
4051 (sse5_phsubwd): Ditto.
4052 (sse5_phsubdq): Ditto.
4053 (sse5_pperm): Ditto.
4054 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4055 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4056 (sse5_pperm_sign_v8hi_v4si): Ditto.
4057 (sse5_pperm_zero_v8hi_v4si): Ditto.
4058 (sse5_pperm_sign_v4si_v2di): Ditto.
4059 (sse5_pperm_sign_v4si_v2di): Ditto.
4060 (sse5_pperm_pack_v2di_v4si): Ditto.
4061 (sse5_pperm_pack_v4si_v8hi): Ditto.
4062 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4063 (sse5_perm<mode>): New SSE5 intrinsic insn.
4064 (rotl<mode>3): Ditto.
4065 (sse5_rotl<mode>3): Ditto.
4066 (sse5_ashl<mode>3): Ditto.
4067 (sse5_lshl<mode>3): Ditto.
4068 (sse5_frcz<mode>2): Ditto.
4069 (sse5s_frcz<mode>2): Ditto.
4070 (sse5_cvtph2ps): Ditto.
4071 (sse5_cvtps2ph): Ditto.
4072 (sse5_vmmaskcmp<mode>3): Ditto.
4073 (sse5_com_tf<mode>3): Ditto.
4074 (sse5_maskcmp<mode>3): Ditto.
4075 (sse5_maskcmp_uns<mode>3): Ditto.
4076 (sse5_maskcmp_uns2<mode>3): Ditto.
4077 (sse5_pcom_tf<mode>3): Ditto.
4079 * config/i386/predicates.md (sse5_comparison_float_operator):
4080 New predicate to match the comparison operators supported by
4081 the SSE5 com instruction.
4082 (ix86_comparison_int_operator): New predicate to match just the
4083 signed int comparisons.
4084 (ix86_comparison_uns_operator): New predicate to match just the
4085 unsigned int comparisons.
4087 * doc/invoke.texi (-msse5): Add documentation.
4088 (-mfused-madd): Ditto.
4090 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4092 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4094 (x86_64-*-*): Ditto.
4096 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4098 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4099 intrinisics for SSE5.
4101 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4104 * config/i386/mmintrin-common.h: New file, to contain common
4105 instructions between SSE4.1 and SSE5.
4107 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4108 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4109 (gen_regparm_prefix): Ditto.
4111 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4112 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4113 prototype_p to determine if a function is prototyped.
4115 2009-08-25 Ville Voutilainen <ville.voutilainen@gmail.com>
4117 * c-common.c (c_common_reswords) add the alignof keyword,
4118 with same RID as __alignof and __alignof__
4120 2009-08-25 Anatoly Sokolov <aesok@post.ru>
4122 * hooks.h (hook_bool_const_int_const_int_true): Declare.
4123 * hooks.c (hook_bool_const_int_const_int_true): New function.
4124 * target.h (struct gcc_target): Add can_eliminate field.
4125 * target-def.h (TARGET_CAN_ELIMINATE): Define.
4126 (TARGET_INITIALIZER): Use TARGET_CAN_ELIMINATE.
4127 * ira.c (setup_eliminable_regset): Use can_eliminate target hook.
4128 * reload1.c (update_eliminables, init_elim_table): (Ditto.).
4129 (elim_table): Revise comment.
4130 * system.h (CAN_ELIMINATE): Poison.
4131 * defaults.h (CAN_ELIMINATE): Remove.
4132 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
4134 * config/alpha/vms.h (CAN_ELIMINATE): Remove macro.
4135 * config/alpha/alpha.c (TARGET_CAN_ELIMINATE) [TARGET_ABI_OPEN_VMS]:
4137 (alpha_vms_can_eliminate): Declare as static, change return type to
4139 * config/alpha/alpha-protos.h (alpha_vms_can_eliminate): Remove.
4141 * config/arm/arm.h (CAN_ELIMINATE): Remove macro.
4142 * config/arm/arm.c (TARGET_CAN_ELIMINATE): Define macro.
4143 (arm_can_eliminate): New function.
4145 * config/avr/avr.h (CAN_ELIMINATE): Remove macro.
4146 * config/avr/avr.c (TARGET_CAN_ELIMINATE): Define macro.
4147 (avr_can_eliminate): Declare as static.
4148 * config/avr/avr-protos.h (avr_can_eliminate): Remove.
4150 * config/bfin/bfin.h (CAN_ELIMINATE): Remove macro.
4151 * config/bfin/bfin.c (TARGET_CAN_ELIMINATE): Define macro.
4152 (bfin_can_eliminate): New function.
4154 * config/crx/crx.h (CAN_ELIMINATE): Remove macro.
4155 * config/crx/crx.c (TARGET_CAN_ELIMINATE): Define macro.
4156 (crx_can_eliminate): New function.
4158 * config/fr30/fr30.h (CAN_ELIMINATE): Remove macro.
4159 * config/fr30/fr30.c (TARGET_CAN_ELIMINATE): Define macro.
4160 (fr30_can_eliminate): New function.
4162 * config/frv/frv.h (CAN_ELIMINATE): Remove macro.
4163 * config/frv/frv.c (TARGET_CAN_ELIMINATE): Define macro.
4164 (frv_can_eliminate): New function.
4166 * config/h8300/h8300.h (CAN_ELIMINATE): Remove macro.
4167 * config/h8300/h8300.c (TARGET_CAN_ELIMINATE): Define macro.
4168 (h8300_can_eliminate): New function.
4170 * config/i386/i386.h (CAN_ELIMINATE): Remove macro.
4171 * config/i386/i386.c (TARGET_CAN_ELIMINATE): Define macro.
4172 (i386_can_eliminate): Declare as static, change return type to bool.
4173 * config/i386/i386-protos.h (i386_can_eliminate): Remove.
4175 * config/ia64/ia64.h (CAN_ELIMINATE): Remove macro.
4176 * config/ia64/ia64.c (TARGET_CAN_ELIMINATE): Define macro.
4177 (ia64_can_eliminate): New function.
4179 * config/iq2000/iq2000.h (CAN_ELIMINATE): Remove macro.
4180 * config/iq2000/iq2000.c (TARGET_CAN_ELIMINATE): Define macro.
4181 (iq2000_can_eliminate): New function.
4183 * config/m32r/m32r.h (CAN_ELIMINATE): Remove macro.
4184 * config/m32r/m32r.c (TARGET_CAN_ELIMINATE): Define macro.
4185 (m32r_can_eliminate): New function.
4187 * config/m68hc11/m68hc11.h (CAN_ELIMINATE): Remove macro.
4188 * config/m68hc11/m68hc11.c (TARGET_CAN_ELIMINATE): Define macro.
4189 (m68hc11_can_eliminate): New function.
4191 * config/m68k/m68k.h (CAN_ELIMINATE): Remove macro.
4192 * config/m68k/m68k.c (TARGET_CAN_ELIMINATE): Define macro.
4193 (m68k_can_eliminate): New function.
4195 * config/mep/mep.h (CAN_ELIMINATE): Remove macro.
4196 * config/mep/mep.c (TARGET_CAN_ELIMINATE): Define macro.
4197 (mep_can_eliminate): New function.
4199 * config/mips/mips.h (CAN_ELIMINATE): Remove macro.
4200 * config/mips/mips.c (TARGET_CAN_ELIMINATE): Define macro.
4201 (mips_can_eliminate): New function.
4203 * config/rs6000/rs6000.h (CAN_ELIMINATE): Remove macro.
4204 * config/rs6000/rs6000.c (TARGET_CAN_ELIMINATE): Define macro.
4205 (rs6000_can_eliminate): New function.
4207 * config/s390/s390.h (CAN_ELIMINATE): Remove macro.
4208 * config/s390/s390.c (TARGET_CAN_ELIMINATE): Define macro.
4209 (s390_can_eliminate): Declare as static.
4210 * config/s390/s390-protos.h (sparc_can_eliminate): Remove.
4212 * config/score/score.h (CAN_ELIMINATE): Remove macro.
4213 * config/score/score.c (TARGET_CAN_ELIMINATE): Define macro.
4214 (score_can_eliminate): New function.
4216 * config/sparc/sparc.h (CAN_ELIMINATE): Remove macro.
4217 * config/sparc/sparc.c (TARGET_CAN_ELIMINATE): Define macro.
4218 (sparc_can_eliminate): Declare as static.
4219 * config/sparc/sparc-protos.h (sparc_can_eliminate): Remove.
4221 * config/stormy16/stormy16.h (CAN_ELIMINATE): Remove macro.
4222 * config/stormy16/stormy16.c (TARGET_CAN_ELIMINATE): Define macro.
4223 (xstormy16_can_eliminate): New function.
4225 * config/v850/v850.h (CAN_ELIMINATE): Remove macro.
4226 * config/v850/v850.c (TARGET_CAN_ELIMINATE): Define macro.
4227 (v850_can_eliminate): New function.
4229 2009-08-25 Uros Bizjak <ubizjak@gmail.com>
4231 * config/alpha/alpha.md (*cmpdf_ieee_ext[123]): Remove.
4232 (*cmpdf_internal): Enable for all ALPHA_FPTM levels.
4233 (*movdfcc_ext[1234]): Disable for IEEE mode.
4235 2009-08-25 Eric Botcazou <ebotcazou@adacore.com>
4237 * gimplify.c (prepare_gimple_addressable): New static function.
4238 (gimplify_modify_expr_to_memcpy): Invoke it on the RHS before marking
4240 (gimplify_addr_expr): Invoke it similarly on the operand instead of
4241 manually fiddling with it.
4243 2009-08-25 Michael Matz <matz@suse.de>
4245 * expr.h (jumpifnot_1, jumpif_1, do_jump_1): Declare.
4246 * dojump.c (do_jump_by_parts_greater): Take two operands instead of
4248 (do_jump_by_parts_equality, do_compare_and_jump): Ditto.
4249 (jumpifnot_1, jumpif_1): New wrappers for do_jump_1.
4250 (do_jump): Split out code for simple binary comparisons into ...
4251 (do_jump_1): ... this, taking the individual operands and code.
4252 Change callers to helper function above accordingly.
4253 * expr.c (expand_expr_real_1): Use jumpifnot_1 for simple binary
4256 2009-08-25 Michael Matz <matz@suse.de>
4258 * expr.h (struct separate_ops, sepops): New type for passing
4259 around an exploded simple expression.
4260 * optabs.c (expand_widen_pattern_expr, expand_vec_shift_expr):
4261 Use this structure instead of expression tree.
4262 (get_vcond_icode, expand_vec_cond_expr_p): Don't take whole
4263 expression, only its type.
4264 (expand_vec_cond_expr): Take type and individual operands instead
4266 * optabs.h (expand_widen_pattern_expr, expand_vec_cond_expr,
4267 expand_vec_shift_expr): Change prototype accordingly.
4268 * tree-vect-stmts.c (vectorizable_condition): Change call of
4269 expand_vec_cond_expr_p to pass only type.
4270 * expr.c (do_store_flags): Change prototype and implementation
4271 to take an exploded expression.
4272 (expand_expr_real_1): New local ops initialized with details
4273 of the full expression. Use it instead of full
4274 expression in calls to do_store_flags, expand_vec_cond_expr,
4275 expand_widen_pattern_expr and expand_vec_shift_expr.
4277 2009-08-25 Michael Matz <matz@suse.de>
4279 * expr.c (expand_expr_real_1): New local treeop0, treeop1,
4280 treeop2 initialized with first three operands of the full expression.
4281 Substitute all TREE_OPERAND (exp, [012]) calls with them.
4283 2009-08-25 Kai Tietz <kai.tietz@onevision.com>
4285 * gcc/gthr-win32.h (__UNUSED_PARAM): Define, if not already present.
4286 (__gthread_objc_condition_allocate): Mark arguments as unused.
4287 (__gthread_objc_condition_deallocate): Likewise.
4288 (__gthread_objc_condition_wait): Likewise.
4289 (__gthread_objc_condition_broadcast): Likewise.
4290 (__gthread_objc_condition_signal): Likewise.
4291 (__gthread_objc_thread_detach): Cast via INT_PTR to pointer.
4292 (__gthread_objc_thread_id): Likewise.
4294 2009-08-25 Janus Weil <janus@gcc.gnu.org>
4297 * tree-pretty-print.c (print_call_name): Print the correct call name
4298 for procedure pointer components.
4300 2009-08-24 Steve Ellcey <sje@cup.hp.com>
4302 * config/ia64/ia64.c (ia64_promote_function_mode): Call
4303 default_promote_function_mode when not VMS.
4305 2009-08-24 Olivier Hainque <hainque@adacore.com>
4307 * convert.c (convert_to_integer): Don't assume an input pointer is
4308 POINTER_SIZE wide. Fetch from the type instead.
4310 2009-08-24 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4312 * configure.ac (AC_PREREQ): Bump to 2.64.
4314 2009-08-24 Rafael Avila de Espindola <espindola@google.com>
4316 * gcc.c (standard_exec_prefix_1,standard_exec_prefix_2): Remove.
4317 (process_command): Don't search standard_exec_prefix_1 and
4318 standard_exec_prefix_2.
4320 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4322 * config/arm/arm.c (output_return_instruction): Handle for
4325 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4327 * config/arm/arm.c (arm_select_cc_mode): Handle subreg.
4329 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4331 * config/arm/vfp.md (*arm_movdi_vfp): Mark as predicable.
4332 (*arm_movdf_vfp): Likewise.
4334 2009-08-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4336 * config/arm/neon.md (vashl<mode>3): Rename from ashl<mode>3.
4337 (vashr<mode>3): Rename from ashr<mode>3.
4338 (vlshr<mode>3): Rename from lshr<mode>3.
4340 2009-08-24 Kai Tietz <kai.tietz@onevision.com>
4343 * c-format.c (format_wanted_type): Add new member scalar_identity_flag.
4344 (check_format_info_main): Use scalar_identify_flag.
4345 (check_format_types): Check for scalar size identity if
4346 scalar_identify_flag is set.
4347 (printf_length_specs): Extend by new field.
4348 (asm_fprintf_length_specs): Likewise.
4349 (gcc_diag_length_specs): Likewise.
4350 (scanf_length_specs): Likewise.
4351 (strfmon_length_specs): Likewise.
4352 (gcc_gfc_length_specs): Likewise.
4353 * config/i386/msformat-c.c (ms_printf_length_specs): Likewise.
4354 (ms_printf_flag_specs): Likewise.
4355 * c-format.h (format_length_info): Add new member scalar_identity_flag.
4357 2009-08-23 Uros Bizjak <ubizjak@gmail.com>
4360 * config/i386/i386.c (*call_pop_1): Disable for sibling calls.
4361 (*call_value_pop_1): Ditto.
4362 (*sibcall_pop_1): New insn pattern.
4363 (*sibcall_value_pop_1): Ditto.
4365 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4368 * config/rs6000/rs6000.md (rotlsi3_64, ashlsi3_64, lshrsi3_64,
4371 2009-08-23 Alan Modra <amodra@bigpond.net.au>
4374 * fwprop.c (try_fwprop_subst): Allow multiple sets.
4375 (get_reg_use_in): New function.
4376 (forward_propagate_subreg): Propagate through subreg of zero_extend
4379 2009-08-22 Kaz Kojima <kkojima@gcc.gnu.org>
4381 * config/sh/t-sh (TARGET_LIBGCC2_CFLAGS): Define.
4382 * config/sh/t-netbsd (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4384 2009-08-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4386 * configure.ac: Remove --with-datarootdir, --with-docdir,
4387 --with-htmldir switches. No need to call AC_SUBST for
4388 datarootdir, docdir, htmldir any more.
4389 * configure: Regenerate.
4390 * doc/install.texi (Configuration): Document --datarootdir,
4391 --docdir, --htmldir, --pdfdir; update documentation for
4392 --infodir, --mandir.
4393 (Prerequisites): Bump Autoconf version to 2.64, Automake to 1.11,
4396 * aclocal.m4: Regenerate.
4397 * config.in: Regenerate.
4398 * configure: Regenerate.
4400 2009-08-21 Douglas B Rupp <rupp@gnat.com>
4401 Olivier Hainque <hainque@adacore.com>
4403 * config/ia64/ia64.c: Include libfuncs.h.
4404 (TARGET_PROMOTE_FUNCITON_MODE): Define target macro.
4405 (ia64_expand_call): Use reg 25 on VMS.
4406 (ia64_initialize_trampoline): Fix for VMS ABI.
4407 (ia64_function_arg_offset): Always returns 0 when TARGET_ABI_OPEN_VMS.
4408 (ia64_function_arg): Initialize reg 25 on VMS.
4409 Fix OpenVMS ABI issues for varargs.
4410 For OpenVMS, emit the Argument Information register set in the
4411 incoming/sibcall case as well.
4412 (ia64_arg_type): New function.
4413 (ia64_function_arg_advance): Keep track of cum->words.
4414 Fix OpenVMS ABI issues for varargs.
4415 (ia64_function_value): On VMS, promote mode of non-aggregate types.
4416 (ia64_override_options): Set flag_no_common on VMS.
4417 (ia64_init_builtins): Disable FWRITE builtin.
4418 (ia64_asm_output_external): Call DO_CRTL_NAMES.
4419 (ia64_vms_init_libfuncs): Add decc$ routines.
4420 (ia64_vms_valid_pointer_mode): New function.
4421 (ia64_struct_value_rtx): Allways NULL_RTX on VMS.
4422 (ia64_promote_function_mode): New function
4423 * config/ia64/ia64.h (TARGET_ABI_OPEN_VMS): Define as 0 for default.
4424 (LONG_DOUBLE_TYPE_SIZE): Force to 64 on VMS.
4425 (LIBCGC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4426 (INIT_CUMULATIVE_ARGS): Add atypes for VMS.
4427 (INIT_CUMULATIVE_INCOMING_ARGS): Likewise.
4428 (ASM_OUTPUT_DEF): Use ISDIGIT instead of isdigit.
4429 Suppress trailing '#' if VALUE is numeric.
4430 * config/ia64/vms.h (PROMOTE_FUNCTION_MODE): Remove, code moved to
4431 ia64_promote_function_mode.
4432 (TARGET_VALID_POINTER_MODE): Define.
4434 2009-08-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4437 * config/rs6000/rs6000.c (rs6000_override_options): Use
4438 TARGET_64BIT instead of TARGET_POWERPC64 to set the size of pointers.
4441 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Fix
4442 reporting of vector + decimal/boolean/complex error.
4444 2009-08-21 Jakub Jelinek <jakub@redhat.com>
4446 * config/rs6000/rs6000.c (rs6000_init_builtins): Fix type of
4447 __vector double TYPE_DECL.
4449 2009-08-21 Richard Earnshaw <rearnsha@arm.com>
4451 * arm.h (MACHMODE): New define. Include insn-modes.h if available.
4452 (CUMULATIVE_ARGS): Use MACHMODE for declaration of aapcs_vfp_mode.
4453 * arm.c (aapcs_vfp_is_call_or_return_candidate): Change base_mode
4454 to pointer to enum machine_mode. Update all callers as needed.
4456 2009-08-21 Uros Bizjak <ubizjak@gmail.com>
4458 * config/alpha/alpha.md (exception_receiver): Emit alternative
4459 GP load sequence if flag_reorder_blocks_and_partition is set.
4460 (*exception_receiver_2): Also enable when
4461 flag_reorder_blocks_and_partition is set.
4463 2009-08-20 Matt Rice <ratmice@gmail.com>
4464 Diego Novillo <dnovillo@google.com>
4466 * Makefile.in (PLUGIN_HEADERS): Include incpath.h and
4469 2009-08-20 Richard Guenther <rguenther@suse.de>
4471 * c-objc-common.h (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Do not define.
4472 * c-tree.h (c_dup_lang_specific_decl): Remove.
4473 (struct lang_decl, struct lang_type): Move definitions ...
4474 * c-lang.h: ... here. New file.
4475 * c-decl.c: Include c-lang.h.
4476 (c_dup_lang_specific_decl): Remove.
4477 * c-typeck.c: Include c-lang.h.
4478 * Makefile.in (c-decl.o): Add c-lang.h dependency.
4479 (c-typeck.o): Likewise.
4480 * c-config-lang.in (gtfiles): Add c-lang.h.
4481 * gengtype.c (get_output_file_with_visibility): Handle c-lang.h
4484 2009-08-20 Uros Bizjak <ubizjak@gmail.com>
4486 * config/alpha/alpha.c (alpha_end_function): Do not clear
4487 crtl->emit structure and free insn locators if cfun->is_thunk is true,
4488 this is now handled in generic code.
4490 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4492 * config/s390/s390.c (Z10_PREDICT_DISTANCE): New macro.
4493 (s390_z10_fix_long_loop_prediction): New function.
4494 (s390_z10_optimize_cmp): INSN walk moved to callee - s390_reorg.
4495 (s390_reorg): Walk over the INSNs and invoke
4496 s390_z10_fix_long_loop_prediction and s390_z10_optimize_cmp.
4498 2009-08-20 Andreas Krebbel <krebbel1@de.ibm.com>
4500 * config/s390/s390.md ("*brx_stage1_<GPR:mode>", "*brxg_64bit",
4501 "*brx_64bit", "*brx_31bit"): New patterns.
4502 * config/s390/s390.c ('E'): New output modifier.
4504 2009-08-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4505 Richard Earnshaw <richard.earnshaw@arm.com>
4507 * config/arm/arm.c (arm_emit_movpair): Handle CONST_INT.
4508 * config/arm/arm.md (*arm_movtas_ze): New pattern for movt.
4510 2009-08-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4512 * pa.md (reload_inhi, reload_outhi, reload_inqi, reload_outqi): New
4514 * pa.c (emit_move_sequence): Check if address of operand1 is valid
4515 for mode mode of operand0 when doing secondary reload for SAR.
4517 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4520 * expr.c (expand_expr_real_1) <normal_inner_ref>: Handle all kinds
4521 of CONCAT, not just bitpos 0 bitsize size of the whole CONCAT.
4523 2009-08-19 Jason Merrill <jason@redhat.com>
4525 * doc/invoke.texi (C++ Dialect Options): Note change of minimum
4526 supported template depth in C++0x.
4528 2009-08-19 Jakub Jelinek <jakub@redhat.com>
4530 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Don't call
4531 free_after_compilation.
4532 * config/score/score7.c (score7_output_mi_thunk): Likewise.
4533 * config/score/score3.c (score3_output_mi_thunk): Likewise.
4534 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
4535 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
4536 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
4537 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
4538 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
4540 2009-08-19 Ian Lance Taylor <iant@google.com>
4542 * doc/md.texi (Insn Canonicalizations): Correct canonicalization
4543 of (plus (mult (neg B) C) A).
4545 2009-08-18 Michael Matz <matz@suse.de>
4547 * omp-low.c (optimize_omp_library_calls): Use types_compatible_p
4548 instead of comparing TYPE_MAIN_VARIANT for equality.
4549 * tree-vect-patterns.c (vect_recog_dot_prod_pattern,
4550 vect_recog_widen_mult_pattern, vect_recog_widen_sum_pattern): Ditto.
4551 * tree-vect-loop.c (vect_is_simple_reduction): Ditto.
4552 * gimplify.c (goa_lhs_expr_p): Ditto and use
4553 STRIP_USELESS_TYPE_CONVERSION.
4555 2009-08-18 Michael Matz <matz@suse.de>
4557 * tree-ssa-structalias.c (create_variable_info_for): Also mark
4558 first field in a struct.
4559 (intra_create_variable_infos): Don't deal with flag_argument_noalias.
4561 2009-08-18 Uros Bizjak <ubizjak@gmail.com>
4563 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Allocate insn
4564 locators before emit_insn is called. Remove assert that
4566 (alpha_end_function): Clear crtl->emit structure and free insn
4567 locators if cfun->is_thunk is true.
4569 2009-08-18 Jason Merrill <jason@redhat.com>
4571 * config/elfos.h (ASM_DECLARE_OBJECT_NAME): Use gnu_unique_object
4573 * configure.ac: Test for it.
4574 * configure, config.in: Regenerate.
4575 * doc/install.texi: Document --enable-gnu-unique-object.
4577 2009-08-18 Richard Guenther <rguenther@suse.de>
4580 * builtins.c (fold_builtin_pow): Fold pow(pow(x,y),z) to
4581 pow(x,y*z) only if x is nonnegative.
4583 2009-08-18 Jakub Jelinek <jakub@redhat.com>
4585 * bb-reorder.c (fix_up_fall_thru_edges): Only call invert_jump
4589 * config/rs6000/rs6000.c (rs6000_legitimize_address): For
4590 [DT][FDI]mode ensure the offset isn't 4/8/12 bytes below 0x8000.
4592 2009-08-17 DJ Delorie <dj@redhat.com>
4594 * config/m32c/m32c.md (UNS_FSETB, UNS_FREIT): New.
4595 * config/m32c/prologue.md (epilogue_freit): New.
4597 * config/m32c/m32c.c (m32c_function_needs_enter): Add prototype.
4598 (bank_switch_p): Likewise.
4599 (fast_interrupt_p): Likewise.
4600 (interrupt_p): Likewise.
4601 (m32c_conditional_register_usage): Round memregs size up.
4602 (need_to_save): We only need to save $a0 when we use ENTER.
4603 (interrupt_p): Check for fast_interrupt too.
4604 (bank_switch_p): New.
4605 (fast_interrupt_p): New.
4606 (m32c_attribute_table): Add bank_switch and fast_interrupt.
4607 (m32c_emit_prolog): Support bank switching and fast interrupts.
4608 * doc/extend.texi (Function Attributes): Add bank_switch and
4611 2009-08-17 Douglas B Rupp <rupp@gnat.com>
4613 * config/alpha/alpha.c (vms_valid_pointer_mode): New function.
4614 * config/alpha/vms.h (TARGET_VALID_POINTER_MODE): Define.
4616 2009-08-16 Douglas B Rupp <rupp@gnat.com>
4618 * doc/invoke.texi (Target options): Add new option list for IA-64/VMS.
4619 (menu): Add IA-64/VMS Options.
4620 (IA-64/VMS Options): Likewise.
4622 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4625 * config/mips/mips.md (*lwxs): Use :P for pointer values.
4627 2009-08-16 Richard Sandiford <rdsandiford@googlemail.com>
4629 * config/mips/mips-protos.h (mips_push_asm_switch): New function.
4630 (mips_pop_asm_switch): Likewise.
4631 * config/mips/mips.c (set_noreorder, set_nomacro, set_noat): Replace
4633 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4634 (mips_push_asm_switch_1, mips_pop_asm_switch_1): New functions.
4635 (mips_push_asm_switch, mips_pop_asm_switch): Likewise.
4636 (mips_print_operand_punctuation): Use them. Check mips_noreorder
4637 instead of set_noreorder.
4638 (mips_output_function_prologue): Use the new functions.
4639 (mips_output_function_epilogue): Likewise.
4640 (mips_need_noat_wrapper_p): New function, split out from...
4641 (mips_final_prescan_insn, mips_final_postscan_insn): ...here.
4642 Use mips_push_asm_switch and mips_pop_asm_switch.
4643 * config/mips/mips.h (FUNCTION_PROFILER): Use mips_push_asm_switch
4644 and mips_pop_asm_switch.
4645 (ASM_OUTPUT_REG_POP): Likewise.
4646 (DBR_OUTPUT_SEQEND): Remove boilerplate comment.
4647 Use mips_pop_asm_switch.
4648 (mips_asm_switch): New structure.
4649 (set_noreorder, set_nomacro): Replace with...
4650 (mips_noreorder, mips_nomacro, mips_noat): ...these new variables.
4651 * config/mips/mips.md (fix_truncdfsi2_macro): Use mips_nomacro
4652 instead of set_nomacro.
4653 (fix_truncsfsi2_macro): Likewise.
4654 (cprestore): Likewise.
4655 (hazard): Use mips_noreorder instead of set_noreorder.
4656 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4658 2009-08-16 Uros Bizjak <ubizjak@gmail.com>
4660 * config/alpha/alpha.c (alpha_end_function): Handle NULL_RTX returned
4661 from prev_active_insn.
4663 2009-08-16 Anatoly Sokolov <aesok@post.ru>
4665 * config/avr/avr.h (AVR_HAVE_8BIT_SP): New macros.
4666 * config/avr/avr.c (avr_override_options): Initialize
4667 avr_current_arch variable.
4668 (avr_cpu_cpp_builtins): Define __AVR_HAVE_8BIT_SP__ or
4669 __AVR_HAVE_16BIT_SP__ according to the device type.
4670 (expand_prologue, output_movhi): Use AVR_HAVE_8BIT_SP instead of
4672 (expand_epilogue): Use correct QI mode frame pointer for tiny stack.
4673 Use AVR_HAVE_8BIT_SP instead of TARGET_TINY_STACK.
4675 2009-08-16 Dodji Seketeli <dodji@redhat.com>
4678 * gcc/dwarf2out.c (gen_inlined_subroutine_die): Concentrate on
4679 generating inlined subroutine die only. We shouldn't be
4680 called for anything else.
4681 (gen_block_die): Don't generate inline subroutine debug info for
4684 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4686 * graphite-poly.c (print_pbb): Print PBB index.
4688 2009-08-15 Sebastian Pop <sebastian.pop@amd.com>
4691 * graphite-interchange.c (ppl_max_for_le): Moved...
4692 * graphite-poly.c (pbb_number_of_iterations): Call ppl_max_for_le.
4693 * graphite-ppl.c (ppl_max_for_le): ... here. Correct the use of
4694 ppl_Pointset_Powerset_C_Polyhedron_maximize.
4695 * graphite-ppl.h (ppl_max_for_le): Declared.
4697 2009-08-14 Olatunji Ruwase <tjruwase@google.com>
4699 * doc/extend.texi (Symbol-Renaming Pragmas): redefine_extname is
4700 supported on all platforms.
4701 * target.h (struct gcc_target): Remove handle_pragma_redefine_extname.
4702 * c-cppbuiltin.c: Remove use of targetm.handle_pragma_redefine_extname.
4703 * c-pragma.c: Likewise.
4704 * target-def.h (TARGET_INITIALIZER): Remove
4705 TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4706 * config/sol2.h: Remove use of TARGET_HANDLE_PRAGMA_REDEFINE_EXTNAME.
4708 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4710 * config/ia64/fde-vms.c: New file.
4711 * config/ia64/fde-glibc.c (_Unwind_FindTableEntry): Add dummy arg.
4712 * config/ia64/unwind-ia64.c (UNW_ accessors): Move to unwind-ia64.h
4713 (MD_UNW_COMPATIBLE_PERSONALITY_P): Provide default.
4714 (uw_frame_state_for): Only register a personality routine if it is
4715 known to be compatible with our expectations.
4716 (_Unwind_FindEnclosingFunction, uw_frame_state_for):
4717 Declare unw_table_entry stack variable and
4718 mod all calls to _Unwind_FindTableEntry to add arg.
4719 * config/ia64/unwind-ia64.h (UNW_ accessors): Move here.
4720 (_Unwind_FindTableEntry): Add arg to prototype.
4722 2009-08-14 Eric Botcazou <ebotcazou@adacore.com>
4724 * config/ia64/unwind-ia64.c (struct _Unwind_Context): Add new
4725 field 'signal_pfs_loc'.
4726 (uw_frame_state_for): Remove duplicate code dealing with leaf
4727 procedures without unwind info.
4728 If in the frame after unwinding through a signal handler, restore
4729 the AR.PFS register instead of the CFM if AR.PFS has not been saved.
4730 * config/ia64/linux-unwind.h (ia64_fallback_frame_state): Do not set
4731 'pfs_loc' to the AR.PFS location in the signal context; instead
4732 set 'signal_pfs_loc'.
4733 Manually generate the unwind info for the AR.PFS register.
4734 (ABI_MARKER_OLD_LINUX_SIGTRAMP, ABI_MARKER_OLD_LINUX_INTERRUPT,
4735 ABI_MARKER_LINUX_SIGTRAMP, ABI_MARKER_LINUX_INTERRUPT): Define.
4736 (ia64_handle_unwabi): Test 'fs->unwabi' against them.
4737 Do not set 'pfs_loc' to the AR.PFS location in the signal context;
4738 instead set 'signal_pfs_loc'.
4739 Remove code preventing the AR.PFS register from being restored
4740 from the signal context.
4742 2009-08-14 Douglas B Rupp <rupp@gnat.com>
4743 Tristan Gingold <gingold@adacore.com>
4745 * config.gcc (ia64-hp-*vms*): Insert ia64/t-ia64 in tmake_file.
4746 * config/ia64/t-vms: New file.
4747 * config/ia64/vms64.h: New file.
4748 * config/ia64/vms.h: New file.
4749 * config/ia64/vms-crtinit.asm: New file.
4750 * config/ia64/vms_symvec_libgcc_s.opt: New file.
4751 * config/ia64/vms-unwind.h: New file.
4753 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4755 * config/alpha/alpha.c (alpha_emit_conditional_move): Handle
4758 2009-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4761 * builtins.c (do_mpc_arg2): Make extern, define for any MPC version.
4763 * real.h (do_mpc_arg2): ... here.
4764 * fold-const.c (const_binop): Use MPC for complex MULT_EXPR
4767 2009-08-14 Rafael Avila de Espindola <espindola@google.com>
4769 * final.c (add_debug_prefix_map): Don't use GC memory for
4770 old_prefix and new_prefix.
4772 2009-08-14 Richard Guenther <rguenther@suse.de>
4774 * ipa-prop.c (compute_complex_pass_through): If we cannot
4775 compute a non-varying offset for IPA_JF_ANCESTOR punt.
4777 2009-08-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4779 * c-lex.c (c_lex_with_flags): Increase size of local variable
4780 to avoid memory clobber.
4782 2009-08-14 Paolo Bonzini <bonzini@gnu.org>
4785 * config/i386/i386.c (ix86_fp_comparison_strategy):
4786 Only enable/disable sahf at function granularity.
4788 2009-08-14 Hans-Peter Nilsson <hp@axis.com>
4790 PR rtl-optimization/41064
4791 * reload1.c (reload_as_needed): Don't call extract_insn
4792 for known invalid replacements after calling
4793 validate_replace_rtx_group and verify_changes.
4795 2009-08-14 Uros Bizjak <ubizjak@gmail.com>
4798 * config/i386/sse.md (SSEMODE124C8): New mode iterator.
4799 (vcond<SSEMODEF2P:mode>): Assert that operation is supported by
4800 ix86_expand_fp_vcond.
4801 (vcond<SSEMODE124C8:mode>): Use SSEMODE124C8 instead of SSEMODE124.
4802 Assert that operation is supported by ix86_expand_int_vcond.
4803 (vcondu<SSEMODE124C8:mode>): Ditto.
4805 2009-08-13 DJ Delorie <dj@redhat.com>
4807 * config/i386/djgpp-stdint.h: New.
4808 * config.gcc (djgpp): Use it.
4810 2009-08-13 Kaz Kojima <kkojima@gcc.gnu.org>
4812 * config/sh/sh.c (sh_override_options): When flag_exceptions or
4813 flag_unwind_tables is on, turn flag_reorder_blocks_and_partition off.
4815 2009-08-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
4817 * tree-ssa-loop-prefetch.c
4818 (prune_ref_by_group_reuse): Enhance probabilistic analysis
4819 for long-stride pruning.
4820 (compute_miss_rate): New function to compute the probability
4821 that two memory references access different cache lines.
4823 2009-08-13 Dave Korn <dave.korn.cygwin@gmail.com>
4825 * gcc/config/i386/cygwin.h (LINK_SPEC): Add --enable-auto-image-base.
4827 2009-08-13 Richard Guenther <rguenther@suse.de>
4830 * tree-ssa-ccp.c (ccp_fold): When folding pointer additions
4831 use the constant pointer type.
4832 * gimplify.c (canonicalize_addr_expr): Canonicalize independent
4833 of CV qualifiers on the target pointer type.
4834 * tree-ssa.c (useless_type_conversion_p): Move incomplete pointer
4835 conversion check before restrict check.
4837 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4840 * config/sh/sh.md (reload_outdf__RnFRm+4): Fix thinko.
4842 2009-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
4844 * config/sh/sh.c (sh_promote_function_mode): Add ATTRIBUTE_UNUSED.
4846 2009-08-12 Richard Guenther <rguenther@suse.de>
4848 PR tree-optimization/41011
4849 * ipa-cp.c (ipcp_lattice_from_jfunc): Deal with failing fold
4850 and reference constructing.
4852 2009-08-12 Xinliang David Li <davidxl@google.com>
4854 PR tree-optimization/41012
4855 * tree-flow.h : New external interface.
4856 * gimple-low.c (check_call_arg): Change to public function.
4857 Remove argument mismatch check in lowering.
4858 * tree-inline.h (tree_can_inline_p): Interface change.
4859 * tree-inline.c (tree_can_inline_p): Fold argument mismatch check
4861 * ipa-inline.c (cgraph_decide_inlining_of_small_functions):
4862 Call change to tree_can_inline_p function.
4863 (cgraph_decide_inlining_incrementally): Ditto.
4865 2009-08-12 Richard Sandiford <rdsandiford@googlemail.com>
4867 PR tree-optimization/41031
4868 * tree-outof-ssa.c (insert_value_copy_on_edge): Use promote_decl_mode
4869 on the partition variable rather than promote_mode on the source
4870 type. Assert that the partition variable's type has the same
4871 mode as the source value's.
4873 2009-08-12 Paolo Bonzini <bonzini@gnu.org>
4875 * doc/tm.texi (TARGET_PROMOTE_FUNCTION_MODE): Add documentation
4876 for for_return == 2.
4877 * function.c (assign_parm_setup_reg): Use for_return == 2, improve
4879 * calls.c (expand_call): Fix typo.
4880 * explow.c (promote_decl_mode): Use for_return == 2 for RESULT_DECL
4882 * stmt.c (expand_value_return): Use promote_function_mode to copy out
4884 * targhooks.c (default_promote_function_mode): Handle for_return == 2.
4885 * config/cris/cris.c (cris_promote_function_mode): Likewise.
4886 * config/mmix/mmix.c (mmix_promote_function_mode): Likewise.
4887 * config/pa/pa.c (pa_promote_function_mode): Likewise.
4889 2009-08-12 Andrew Haley <aph@redhat.com>
4891 * config/arm/arm.c (arm_init_libfuncs): Add __sync_synchronize.
4893 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4896 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
4898 2009-08-12 Richard Guenther <rguenther@suse.de>
4900 * alias.c (get_alias_set): Honor TYPE_STRUCTURAL_EQUALITY_P.
4901 * gimplify.c (gimplify_modify_expr): Do not use
4902 lang_hooks.types_compatible_p.
4903 * tree-ssa.c (useless_type_conversion_p): For aggregates
4904 just return false if the canonical types differ.
4906 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4909 * sese.c (convert_for_phi_arg): New.
4910 (add_guard_exit_phis): Use convert_for_phi_arg.
4912 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4914 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Dont add
4915 unknown subscript upper bounds.
4917 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4918 Pranav Garg <pranav.garg2107@gmail.com>
4920 * graphite-interchange.c (gather_access_strides): Removed.
4921 (ppl_max_for_le): New.
4922 (build_linearized_memory_access): New.
4923 (memory_stride_in_loop): New.
4924 (pbb_interchange_profitable_p): Reimplemented.
4925 * graphite-ppl.h (ppl_new_id_map): New.
4926 (ppl_interchange): New.
4928 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4930 * graphite-interchange.c (compute_subscript): Removed.
4931 (compute_array_size_cstr): Removed.
4932 (compute_array_size_poly): Removed.
4933 (compute_array_size): Removed.
4934 (gather_access_strides_poly): Removed.
4935 (gather_access_strides): Empty.
4937 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4939 * graphite-dependences.c (dependence_polyhedron_1): Replace
4940 pdr_nb_subscripts with PDR_NB_SUBSCRIPTS.
4941 (graphite_legal_transform_dr): Same.
4942 (graphite_carried_dependence_level_k): Same.
4943 * graphite-poly.c (new_poly_dr): Add a parameter nb_subscripts.
4944 Initialize PDR_NB_SUBSCRIPTS.
4945 (print_pdr_access_layout): Replace pdr_nb_subscripts with
4947 * graphite-poly.h (struct poly_dr): Add nb_subscripts field.
4948 (PDR_NB_SUBSCRIPTS): New.
4949 (pdr_nb_subscripts): Removed.
4950 (pdr_dim): Simplified.
4951 * graphite-sese-to-poly.c (build_poly_dr): Replace pdr_nb_subscripts
4952 with PDR_NB_SUBSCRIPTS.
4954 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4956 * graphite-interchange.c (compute_array_size): Remove use of
4958 * graphite-poly.c (new_poly_dr): Remove argument data_container.
4959 Do not initialize PDR_DATA_CONTAINER.
4960 (print_pdr): Do not print PDR_DATA_CONTAINER.
4961 * graphite-poly.h (struct poly_dr): Remove data_container field.
4962 (PDR_DATA_CONTAINER): Removed.
4963 * graphite-sese-to-poly.c (pdr_add_data_dimensions): Remove use of
4965 (build_poly_dr): Same.
4967 2009-08-12 Konrad Trifunovic <konrad.trifunovic@gmail.com>
4968 Sebastian Pop <sebastian.pop@amd.com>
4970 * graphite-dependences.c (graphite_legal_transform_dr): Work on a
4971 copy of the dependence polyhedron. Free the temporary objects.
4972 (graphite_carried_dependence_level_k): Free unused objects before
4975 * testsuite/gcc.dg/graphite/interchange-1.c: XFAILed.
4976 * testsuite/gcc.dg/graphite/interchange-2.c: XFAILed.
4977 * testsuite/gcc.dg/graphite/interchange-3.c: XFAILed.
4978 * testsuite/gcc.dg/graphite/interchange-4.c: XFAILed.
4979 * testsuite/gcc.dg/graphite/interchange-7.c: XFAILed.
4981 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
4983 * graphite-blocking.c (scop_do_strip_mine): Call store_scattering.
4984 Early return without analyzing the data dependences if no
4985 transform has been done. Call restore_scattering if the transform
4987 (graphite-interchange.c): Same.
4988 * graphite-poly.c (print_scattering_function): Test for
4990 (graphite_read_transforms): Initialize PBB_TRANSFORMED.
4991 (apply_poly_transforms): Do not gcc_assert that
4992 the transform is legal.
4993 (new_poly_bb): Initialize PBB_TRANSFORMED, PBB_SAVED and PBB_ORIGINAL.
4994 Do not initialize PBB_NB_SCATTERING_TRANSFORM, PBB_NB_LOCAL_VARIABLES,
4995 PBB_TRANSFORMED_SCATTERING, and PBB_ORIGINAL_SCATTERING.
4996 (free_poly_dr): Free PBB_TRANSFORMED, PBB_SAVED, and PBB_ORIGINAL.
4997 * graphite-poly.h (struct poly_scattering): New.
4998 (struct poly_bb): Add original, transformed, and saved fields.
4999 Remove transformed_scattering, original_scattering,
5000 nb_local_variables and nb_scattering_transform fields.
5001 (PBB_ORIGINAL, PBB_TRANSFORMED, PBB_SAVED): New.
5002 (poly_scattering_new): New.
5003 (poly_scattering_free): New.
5004 (poly_scattering_copy): New.
5005 (store_scattering_pbb): New.
5006 (store_scattering): New.
5007 (restore_scattering_pbb): New.
5008 (restore_scattering): New.
5009 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons):
5010 Initialize PBB_TRANSFORMED and PBB_ORIGINAL.
5012 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5014 * graphite-poly.c (print_pbb): Add parentheses in the pretty print.
5017 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5019 * Makefile.in (graphite.o): Depends on PREDICT_H.
5020 * graphite.c: Include predict.h.
5021 (graphite_finalize): Call tree_estimate_probability.
5022 * predict.c (predict_loops): Do not call scev_initialize and
5024 (tree_estimate_probability_bb): New.
5025 (tree_estimate_probability): Do not initialize loops: move that
5026 code to the driver. Call tree_estimate_probability_bb.
5027 (tree_estimate_probability_driver): New.
5028 (pass_profile): Use tree_estimate_probability_driver.
5029 * predict.h (tree_estimate_probability): Declared.
5031 2009-08-12 Sebastian Pop <sebastian.pop@amd.com>
5033 * graphite-clast-to-gimple.c (gloog): Add time to TV_GRAPHITE_CODE_GEN.
5034 * graphite-dependences.c (graphite_legal_transform): Add time to
5035 TV_GRAPHITE_DATA_DEPS.
5036 (dependency_between_pbbs_p): Same.
5037 * timevar.def (TV_GRAPHITE_DATA_DEPS, TV_GRAPHITE_CODE_GEN): New.
5039 2009-08-12 Andrey Belevantsev <abel@ispras.ru>
5041 PR rtl-optimization/41033
5042 * alias.c (nonoverlapping_component_refs_p): Punt when strict
5043 aliasing is disabled.
5045 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5047 * config/mips/predicates.md (qi_mask_operand, hi_mask_operand,
5048 si_mask_operand, and_load_operand, low_bitmask_operand,
5049 and_reg_operand, and_operand): New predicates.
5050 * config/mips/constraints.md (Yb, Yh, Yw, Yz): New constraints.
5051 * config/mips/mips.c (and_operands_ok): New function.
5052 * config/mips/mips-protos.h (and_operands_ok): Declare it.
5053 * config/mips/mips.md (move_type): Add ext_ins and logical.
5054 (type): Handle them.
5055 (and<mode>3): Use and_reg_operand as the second operand's predicate.
5056 (*and<mode>3): Add alternatives for lbu, lhu, lwu, <d>ext and
5057 shift_shift. Remove commutative constraint modifier.
5058 (*and<mode>3_mips16): Add alternatives for lbu, lhu, lwu and
5060 (*clear_upper32_dext): Remove define_insn_and_split.
5061 (*clear_upper32): Turn this define_insn_and_split ...
5062 (splitter for ANDing register with 0xffff_ffff): .. into this.
5064 2009-08-11 Adam Nemet <anemet@caviumnetworks.com>
5066 * combine.c (try_widen_shift_mode): Factor out code to check if an
5067 integer constant is a low-order bitmask from here ...
5068 * rtlanal.c (low_bitmask_len): ... to here.
5069 * rtl.h (low_bitmask_len): Declare.
5071 2009-08-11 Uros Bizjak <ubizjak@gmail.com>
5074 * config/alpha/alpha.md (addsi3): Remove expander.
5075 (addsi3): Rename from *addsi3_internal insn pattern.
5076 (subsi3): Remove expander.
5077 (subsi3): Rename from *subsi3_internal insn pattern.
5079 2009-08-11 Douglas B Rupp <rupp@gnat.com>
5081 * config/alpha/alpha.c (alpha_init_builtins): Nullify FWRITE and
5084 2009-08-11 Vasiliy Fofanov <fofanov@adacore.com>
5085 Eric Botcazou <botcazou@adacore.com>
5086 Douglas B Rupp <rupp@gnat.com>
5088 * config/alpha/alpha.c (alpha_return_in_memory): On VMS, ensure
5089 that records that fit in 64 bits are returned by immediate value,
5090 as required by OpenVMS Calling Standard.
5091 (function_value): Adjust for above modification.
5092 (alpha_va_start) <TARGET_ABI_OPEN_VMS>: Use
5093 virtual_incoming_args_rtx as base object, not next_arg.
5094 * config/alpha/vms.h: (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
5096 2009-08-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5098 * reload.c (find_reloads_subreg_address): Check the original
5099 req_equiv_mem address to detect the case where an address is
5100 not valid in the outer mode.
5102 2009-08-11 Richard Guenther <rguenther@suse.de>
5105 * builtins.c (gimplify_va_arg_expr): Do not call SET_EXPR_LOCATION.
5107 2009-08-10 Douglas B Rupp <rupp@gnat.com>
5109 * config/alpha/vms.h (OPTIMIZATION_OPTIONS): Remove
5110 (OVERRIDE_OPTIONS): Incorporate removed OPTIMIZATION_OPTIONS.
5112 2009-08-10 Olivier Hainque <hainqueu@adacore.com>
5113 Douglas B Rupp <rupp@gnat.com>
5115 * config/alpha/alpha.c (alpha_sa_size): Force procedure type to
5116 PT_STACK when frame_pointer_needed on OpenVMS.
5117 (alpha_pv_save_size, alpha_using_fp): Remove.
5118 (alpha_vms_can_eliminate): New function. Support for CAN_ELIMINATE
5119 with proper processing for PT_NULL.
5120 (alpha_vms_initial_elimination_offset): New function. Support for
5121 INITIAL_ELIMINATION_OFFSET with proper processing for PT_NULL.
5122 (alpha_sa_size): Force procedure type to PT_STACK when
5123 frame_pointer_needed on OpenVMS.
5124 * config/alpha/alpha-protos.h (alpha_pv_save_size): Remove prototype.
5125 (alpha_using_fp): Likewise.
5126 (alpha_vms_can_eliminate): Add prototype.
5127 (alpha_vms_initial_elimination_offset): Likewise.
5128 * config/alpha/vms.h (CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET):
5129 Call alpha_vms_can_eliminate and alpha_vms_initial_elimination_offset.
5131 2009-08-10 Eric Botcazou <botcazou@adacore.com>
5132 Douglas B Rupp <rupp@gnat.com>
5134 * config/alpha/alpha.c (common_object_handler): New function.
5135 (vms_attribute_table): Declare a single attribute "common_object".
5136 (vms_output_aligned_decl_common): New global function.
5137 (SECTION_VMS_OVERLAY): Delete.
5138 (SECTION_VMS_GLOBAL): Likewise.
5139 (SECTION_VMS_INITIALIZE): Likewise.
5140 (vms_asm_named_section): Remove support for above flags.
5141 (vms_section_type_flags): Delete.
5142 (TARGET_SECTION_TYPE_FLAGS): Likewise.
5143 * config/alpha/alpha-protos.h (vms_output_aligned_decl_common): New.
5144 * config/alpha/vms.h (ASM_OUTPUT_ALIGNED_COMMON): Delete.
5145 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New macro.
5147 2009-08-10 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5150 * longlong.h [__sh__] (udiv_qrnnd): Add T register to clobber list.
5151 (sub_ddmmss): Likewise.
5153 2009-08-10 Andreas Tobler <a.tobler@schweiz.org>
5156 * config/rs6000/freebsd.h: Define SVR4_ASM_SPEC. Adjust copyright
5159 2009-08-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5162 * reload1.c (reload_as_needed): Use cancel_changes to completely
5163 undo a failed replacement attempt.
5165 2009-08-10 Richard Guenther <rguenther@suse.de>
5168 * tree-ssa.c (useless_type_conversion_p_1): Fold into ...
5169 (useless_type_conversion_p): ... here. Require pointer targets
5172 2009-08-10 Dodji Seketeli <dodji@redhat.com>
5175 * tree-inline.c (copy_statement_list): The resulting copy shouldn't
5176 loose the original type of the statement list.
5178 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5180 * config/alpha/alpha.c: Include libfuncs.h
5181 (avms_asm_output_extern): New function.
5182 (alpha_init_libfuncs): Init some decc libfuncs.
5183 * config/alpha/alpha-protos.h (avms_asm_output_external): Declare.
5184 * config/alpha/vms.h (ASM_OUTPUT_EXTERNAL): Define.
5185 (DO_CRTL_NAMES): Define.
5187 * config/alpha/vms64.h: (POINTERS_EXTEND_UNSIGNED): Remove undef.
5188 (LONG_TYPE_SIZE): Define.
5189 (TARGET_OS_CPP_BUILTINS): Define with __LONG_POINTERS=1
5190 (SUBTARGET_SWITCHES): Define malloc64 switch.
5191 (TARGET_DEFAULT): Default MASK_MALLOC64 set.
5192 (MASK_RETURN_ADDR): Define.
5193 doc/invoke.texi (mmalloc64): Document switch.
5195 2009-08-09 Olivier Hainque <hainque@adacore.com>
5196 Douglas B Rupp <rupp@gnat.com>
5198 * config/alpha/alpha.c (struct machine_function): New flag for VMS,
5199 uses_condition_handler.
5200 (alpha_expand_builtin_establish_vms_condition_handler): New expander.
5201 (alpha_expand_builtin_revert_vms_condition_handler): New expander.
5202 (enum alpha_builtin): New ALPHA_BUILTIN_REVERT_VMS_CONDITION_HANDLER
5203 and ALPHA_BUILTIN_ESTABLISH_VMS_CONDITION_HANDLER values.
5204 (code_for_builtin): New insn codes for the new alpha_builtins.
5205 (alpha_init_builtins): Register the new functions as BUILT_IN_MD.
5206 (alpha_sa_size): Account for uses_condition_handler.
5207 (alpha_expand_prologue): Likewise.
5208 (alpha_start_function): Likewise.
5209 (alpha_expand_epilogue): Likewise.
5210 * config/alpha/alpha-protos.h: Prototype the new alpha.c builtin
5211 establish/revert expanders.
5212 * config/alpha/alpha.h (DWARF_FRAME_REGNUM): Define.
5213 * config/alpha/alpha.md (builtin_establish_vms_condition_handler):
5214 New expander, resorting to the alpha.c associated function.
5215 (builtin_revert_vms_condition_handler): Likewise.
5216 * config/alpha/vms-gcc_shell_handler.c: New file. Implements
5217 __gcc_shell_handler, the static VMS condition handler used as
5218 an indirection wrapper to the current dynamically established
5220 * config/alpha/vms-unwind.h: Complete rewrite.
5221 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Add vms-gcc_shell_handler.c
5222 * config/alpha/vms.h (MD_UNWIND_SUPPORT):
5224 2009-08-09 Eric Botcazou <botcazou@adacore.com>
5225 Douglas B Rupp <rupp@gnat.com>
5227 * config/alpha/alpha.c (alpha_links): Add 'target' field.
5228 (alpha_need_linkage): Handle aliases. Return function symbol.
5229 (alpha_use_linkage): Rename 'linkage' argument to 'func'.
5230 Use ultimate alias target for the linkage name.
5231 * config/alpha/alpha.md (movmemdi): Use the symbol returned
5232 by alpha_need_linkage for the function symbol.
5233 (setmemdi): Likewise.
5235 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5237 * config/alpha/alpha.c (TARGET_ASM_UNALIGNED_*_OP): Define if on VMS.
5238 * config/alpha/vms.h (OBJECT_FORMAT_ELF): Define.
5239 (ASM_WEAKEN_LABEL): Define.
5240 (CRT_CALL_STATIC_FUNCTION): Define.
5241 (STARTFILE_SPEC): Add crtbegin.o crtbeginS.o.
5242 (ENDFILE_SPEC): Define.
5243 (INIT_SECTION_ASM_OP): Define.
5244 * config/alpha/vms-dwarf2eh.asm (__EH_FRAME_BEGIN__): Remove.
5245 * config/alpha/t-vms (EXTRA_PARTS): Add crtbegin.o crtbeginS.o
5247 (MULTILIB_OSDIRNAMES): Define.
5248 (shlib_version): Define.
5249 (SHLIB_EXT): Define.
5250 (SHLIB_OBJS): Define.
5251 (SHLIB_NAME): Define.
5252 (SHLIB_MULTILIB): Define.
5253 (SHLIB_INSTALL): Define.
5254 (SHLIB_SYMVEC): Define.
5255 (SHLIB_SYMVECX2): Define.
5256 (SHLIB_LINK): Define.
5258 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5260 * config/alpha/alpha.c (alpha_initialize_trampoline):
5261 Initialize VMS trampoline IAW ABI for bounded procedure calls.
5262 (alpha_start_function): Emit transfer address on nested functions
5263 for VMS trampoline call.
5264 * config/alpha/t-vms (LIB2FUNCS_EXTRA): Remove vms_tramp.asm
5265 since no longer used.
5266 * config/alpha/vms-tramp.asm: Remove.
5267 * config/alpha/vms.h (TRAMPOLINE_TEMPLATE): Leave undefined
5268 since now only data initialized at runtime.
5270 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5272 * config/alpha/vms.h (HANDLE_SYSV_PRAGMA): Define.
5273 (LINK_GCC_C_SEQUENCE_SPEC): Define.
5274 (MD_EXEC_PREFIX): Remove, no longer used.
5275 (MD_STARTFILE_PREFIX): Likewise.
5276 (INCLUDE_DEFAULTS): Likewise.
5277 * config/alpha/t-vms:
5278 (vms-dwarf2.o, vms-dwarf2eh.o): Use GCC_FOR_TARGET to compile.
5280 2009-08-09 Richard Guenther <rguenther@suse.de>
5282 PR tree-optimization/41016
5283 * tree-ssa-ifcombine.c (get_name_for_bit_test): Fix tuplification bug.
5284 (operand_precision): Remove.
5285 (integral_operand_p): Likewise.
5286 (recognize_single_bit_test): Adjust.
5288 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5290 * c-common.c (c_fully_fold_internal): Issue a warning if a binary
5291 operation overflows. Likewise non-cast unary arithmetic.
5292 If one arm of a conditional expression is always taken,
5293 inhibit evaluation warnings for the other arm. Likewise inhibit
5294 evaluation warnings for the second && or || operand if the first
5295 operand is enough to determine the result.
5296 * c-typeck.c (build_conditional_expr): Apply the same inhibition
5298 (build_binary_op): Prevent duplicate evaluation warnings.
5300 2009-08-09 Richard Sandiford <rdsandiford@googlemail.com>
5302 * tree-out-of-ssa.c (insert_value_copy_on_edge): If the source
5303 and destination have different modes, Use promote_mode to
5304 determine the signedness of the conversion. Assert that the
5305 promoted source mode matches the destination mode. Don't pass
5306 the destination and destination mode to expand_expr if the source
5307 mode is different. Simplify conversion logic.
5309 2009-08-09 Ira Rosen <irar@il.ibm.com>
5311 PR tree-optimization/41008
5312 * tree-vect-loop.c (vect_is_simple_reduction): Get operands
5313 from condition only in case it's a comparison. Adjust checks.
5315 2009-08-09 Bernd Schmidt <bernd.schmidt@analog.com>
5317 * tree-dfa.c (renumber_gimple_stmt_uids_in_blocks): New function.
5318 * tree-flow.h (renumber_gimple_stmt_uids_in_blocks): Declare it.
5319 * tree-ssa-loop-ivopts.c (comp_cost): Make COST an integer.
5320 (enum iv_position): Add IP_AFTER_USE and IP_BEFORE_USE.
5321 (dump_cand): Handle them.
5322 (struct iv_cand): New members COST_STEP and AINC_USE.
5323 (stmt_after_increment): Likewise.
5324 (stmt_after_inc_pos): Renamed from stmt_after_ip_original_pos. All
5325 callers changed. Use gimple_uid comparison instead of scanning.
5326 (add_candidate_1): When looking for identical candidates, take
5327 AINC_USE into account. Set it for new candidates.
5328 (force_expr_to_var_cost): Cast target_spill_cost to int.
5329 (get_address_cost): New arguments STMT_AFTER_INC and MAY_AUTOINC.
5330 All callers changed. Check for availability of autoinc addressing
5331 modes, both in general for a given mode, and in the specific use case.
5332 (get_computation_cost_at): New argument CAN_AUTOINC. All callers
5334 (get_computation_cost): Likewise.
5335 (autoinc_possible_for_pair, set_autoinc_for_original_candidates,
5336 add_autoinc_candidates): New static functions.
5337 (add_candidate): Call add_autoinc_candidates for candidates based on
5339 (find_iv_candidates): Call set_autoinc_for_original_candidates.
5340 (determine_use_iv_cost_address): If we have an autoinc candidate at
5341 the matching use, verify autoinc is possible and subtract the cost
5342 of the candidate's step from the cost.
5343 (determine_iv_cost): Record the cost of the increment in the COST_STEP
5344 member of the candidate.
5345 (tree_ssa_iv_optimize_loop): Swap the calls to determine_iv_costs and
5346 determine_use_iv_costs. Call renumber_gimple_stmt_uids_in_blocks.
5348 2009-08-09 Douglas B Rupp <rupp@gnat.com>
5350 * config.build (ia64-hp-*vms*): New target.
5351 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5353 * config.gcc (ia64-hp-*vms*): New target.
5354 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5356 * config.host (ia64-hp-*vms*): New target.
5357 (alpha64-dec-*vms*,alpha*-dec-*vms*): Fix for config/vms and unify
5360 2009-08-08 Richard Guenther <rguenther@suse.de>
5362 PR tree-optimization/40991
5363 * tree-ssa-pre.c (eliminate): Delay purging EH edges.
5365 2009-08-08 Richard Sandiford <rdsandiford@googlemail.com>
5367 * combine.c (gen_lowpart_or_truncate): Exclude CONST_INTs from
5368 mode check. Do truncations in an integer mode.
5369 (force_to_mode): Handle subregs for all mode types. Only do
5370 arithmetic simplifications on integer modes.
5372 2009-08-07 Richard Guenther <rguenther@suse.de>
5374 PR tree-optimization/40999
5375 * tree-ssa-ccp.c (get_symbol_constant_value): Handle CONST_DECLs.
5376 (maybe_fold_reference): Lookup constant initializers.
5377 (fold_gimple_assign): Likewise.
5379 2009-08-07 Richard Guenther <rguenther@suse.de>
5381 * tree-ssa.c (useless_type_conversion_p_1): Only for types
5382 that require structural equality defer to the langhook.
5384 2009-08-07 Martin Jambor <mjambor@suse.cz>
5386 * ipa-prop.h (enum jump_func_type): New value IPA_JF_ANCESTOR, changed
5388 (struct ipa_pass_through_data): New type.
5389 (struct ipa_ancestor_jf_data): New type.
5390 (union jump_func_value): Removed field formal_id, added fields
5391 pass_through and ancestor.
5392 (struct ipa_param_call_note): Changed type of formal_id to int from
5394 * ipa-prop.c (ipa_print_node_jump_functions): Print pass through with
5395 operations jump functions and ancestor jump functions.
5396 (compute_complex_pass_through): New function.
5397 (compute_scalar_jump_functions): Call compute_complex_pass_through,
5398 reflect changes in the jump function strucutre.
5399 (update_jump_functions_after_inlining): Ignore complex pass-through
5400 and ancestor jump functions.
5401 * ipa-cp.c (ipcp_lattice_from_jfunc): Added support for ancestor and
5402 polynomial pass-through with operation jump functions.
5404 2009-08-07 Jakub Jelinek <jakub@redhat.com>
5406 * dwarf2out.c (output_fde): When doing hot/cold partitioning, use
5407 fde->dw_fde_begin as begin label instead of hot/cold label.
5408 Use LLSDAC label instead of LLSDA for second section lsda.
5409 (dwarf2out_do_cfi_startproc): Add SECOND argument. Use LLSDAC
5410 label instead of LLSDA if it is true.
5411 (dwarf2out_begin_prologue, dwarf2out_switch_text_section): Adjust
5413 * except.c (add_call_site, dw2_size_of_call_site_table): Add
5414 SECTION argument. Use it as index into crtl->eh.call_site_record
5416 (dw2_output_call_site_table): Likewise. Add CS_FORMAT argument,
5417 use it to determine how to print table entries instead of using
5418 #ifdef HAVE_AS_LEB128. For SECTION > 0 use hot resp. cold
5419 label instead of normal begin label as base.
5420 (sjlj_assign_call_site_values): Adjust add_call_site caller.
5421 (convert_to_eh_region_ranges): When doing hot/cold partitioning,
5422 ensure no EH range spans between sections and that landing pads
5423 are always in the corresponding section.
5424 (sjlj_size_of_call_site_table, sjlj_output_call_site_table): Adjust
5425 for crtl->eh.call_site_record being an array rather than scalar.
5426 (output_one_function_exception_table): New function, copied
5427 from output_function_exception_table. Adjust
5428 dw2_size_of_call_site_table, dw2_output_call_site_table
5429 callers. For SECOND section use *C suffixed labels.
5430 (output_function_exception_table): Call
5431 output_one_function_exception_table and, when doing hot/cold
5432 partitioning, also another time for the second section.
5433 * opts.c: Include except.h.
5434 (decode_options): Allow -freorder-blocks-and-partition with
5435 exceptions, unless SJLJ or TARGET_UNWIND_INFO.
5436 * Makefile.in (opts.o): Depend on $(EXCEPT_H).
5437 * function.h (struct rtl_eh): Change call_site_record from
5438 scalar into array of 2 elements.
5440 2009-08-07 Martin Jambor <mjambor@suse.cz>
5442 * ipa-prop.c (count_formal_params_1): New function.
5443 (ipa_get_vector_of_formal_parms): New function.
5444 (get_vector_of_formal_parm_types): New function.
5445 (ipa_modify_formal_parameters): New function.
5446 (ipa_modify_call_arguments): New function.
5447 (index_in_adjustments_multiple_times_p): New function.
5448 (ipa_combine_adjustments): New function.
5449 (ipa_dump_param_adjustments): New function.
5450 * ipa-prop.h (struct ipa_parm_adjustment): New type.
5451 (ipa_get_vector_of_formal_parms): Declare.
5452 (ipa_modify_formal_parameters): Declare.
5453 (ipa_modify_call_arguments): Declare.
5454 (ipa_combine_adjustments): Declare.
5455 (ipa_dump_param_adjustments): Declare.
5456 (build_ref_for_offset): Declare.
5457 * Makefile.in (tree-sra.o): Add ipa-prop.h to dependencies.
5458 * tree-sra.c: Include ipa-prop.c.
5459 (build_ref_for_offset): Make public.
5461 2009-08-06 Neil Vachharajani <nvachhar@gmail.com>
5463 * value-prof.c (init_pid_map): Replace xmalloc with XCNEWVEC.
5465 2009-08-06 Thomas Schwinge <tschwinge@gnu.org>
5467 * gcc/doc/extend.texi (__builtin_extract_return_address)
5468 (__builtin_frob_return_address): Document.
5470 2009-08-06 Paul Brook <paul@codesourcery.com>
5472 * config/arm/lib1funcs.asm (ARM_DIV_BODY): Add Thumb-2 implementation.
5473 (udivsi3, aeabi_uidivmod, divsi3, aeabi_idivmod): Only use Thumb-1
5474 implementation on ARMv6-M.
5476 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5478 * doc/extend.texi (pcs): Document new attribute for ARM.
5480 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5482 * arm.c (pcs_attribute_args): Comment out unsupported attribute
5485 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5487 * arm.c (arm_handle_pcs_attribute): Pass the entire name object to
5490 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5492 * arm.c (arm_handle_pcs_attribute): Use %qE in warning.
5494 2009-08-06 Richard Earnshaw <rearnsha@arm.com>
5496 Merge ARM/hard_vfp_branch to trunk.
5498 2009-08-04 Richard Earnshaw <rearnsha@arm.com>
5500 * arm.c (libcall_eq): New function.
5501 (libcall_hash): New function.
5502 (add_libcall): New function.
5503 (arm_libcall_uses_aapcs_base): New function.
5504 (arm_libcall_value): Use arm_libcall_uses_aapcs_base to check for
5505 libcalls using the base PCS.
5506 (arm_init_cumulative_args): Likewise.
5508 2009-07-20 Joseph Myers <joseph@codesourcery.com>
5510 * config/arm/arm.c (arm_libcall_value, arm_init_cumulative_args):
5511 Use base ABI for conversion libfuncs between HFmode and SFmode.
5513 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5515 * config/arm/arm.c (aapcs_vfp_sub_candidate): Use V2SImode and
5516 V4SImode as representatives of all 64-bit and 128-bit vector
5517 types. Allow vector types without vector modes.
5518 (aapcs_vfp_is_call_or_return_candidate): Handle vector types
5519 without vector modes like BLKmode.
5520 (aapcs_vfp_allocate): Handle TImode for non-TARGET_NEON like
5521 BLKmode. Avoid unsupported vector modes or TImode moves for
5523 (aapcs_vfp_allocate_return_reg): Likewise.
5524 (arm_vector_mode_supported_p): Only support V2SImode, V4HImode and
5525 V8QImode if TARGET_NEON || TARGET_IWMMXT.
5527 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5529 * config/arm/arm.c (arm_handle_pcs_attribute): New.
5530 (arm_get_pcs_model): Pass attribute arguments to
5531 arm_pcs_from_attribute.
5532 (arm_init_cumulative_args): Use base AAPCS for conversions from
5533 floating-point types to DImode.
5534 (arm_attribute_table): Add pcs attribute.
5535 (arm_handle_pcs_attribute): New.
5536 * config/arm/bpabi.h (DECLARE_LIBRARY_RENAMES): When renaming
5537 conversions from floating-point types to DImode, also declare them
5538 to use base AAPCS and declare functions they call to use base
5539 AAPCS and their RTABI names.
5541 2009-05-12 Joseph Myers <joseph@codesourcery.com>
5543 * doc/invoke.texi (-mfloat-abi=@var{name}): Remove statement about
5544 -mfloat-abi=hard not being supported for VFP.
5546 2009-05-11 Kazu Hirata <kazu@codesourcery.com>
5548 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Pass a libcall
5549 SYMBOL_REF to hard_libcall_value.
5551 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5552 Richard Earnshaw <rearnsha@arm.com>
5554 * config/arm/arm.c (aapcs_layout_arg): Once a co-processor argument
5555 has been put on the stack, all remaining co-processory arguments for
5556 that co-processor also go on the stack.
5558 2009-03-05 Joseph Myers <joseph@codesourcery.com>
5560 * config/arm/arm.c (arm_return_in_memory): Handle returning
5561 vectors of suitable size in registers also for AAPCS case.
5563 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
5565 * doc/tm.texi (TARGET_LIBCALL_VALUE): Add missing end statement.
5567 2008-12-09 Richard Earnshaw <rearnsha@arm.com>
5569 ARM Hard-VFP calling convention
5570 * target-def.h (TARGET_LIBCALL_VALUE): New hook.
5571 * target.h (gcc_target): Add libcall_value to table of call hooks.
5572 * targhooks.h (default_libcall_value): Default implementation.
5573 * targhooks.c (default_libcall_value): Likewise.
5574 * doc/tm.texi (TARGET_LIBCALL_VALUE): Document it.
5575 * optabs.c (expand_unop): Use it.
5576 * expr.h (hard_libcall_value): Pass the function RTX through.
5577 * calls.c (emit_library_call_value_1): Update call to
5579 * explow.c (hard_libcall_value): Use new target hook.
5580 * testsuite/lib/target-supports.exp
5581 (check_effective_target_arm_hard_vfp_ok): New hook.
5582 (check_effective_target_arm_neon_ok): Improve test for neon
5584 * testsuite/gcc.target/arm/eabi1.c: Only run test in base variant.
5585 * config/arm/arm.c: Include cgraph.h
5586 (TARGET_FUNCTION_VALUE): Override default hook.
5587 (arm_pcs_default): New variable.
5588 (arm_override_options): Don't fault hard calling convention with VFP.
5589 Add support for AAPCS variants.
5590 (arm_function_value): Make static. Handle AAPCS variants.
5591 (arm_libcall_value): New function.
5592 (arm_apply_result_size): Handle VFP registers in results.
5593 (arm_return_in_memory): Rework all AAPCS variants; handle hard-vfp
5595 (pcs_attribute_args): New variable.
5596 (arm_pcs_from_attribute): New function.
5597 (arm_get_pcs_model): New function.
5598 (aapcs_vfp_cum_init): New function.
5599 (aapcs_vfp_sub_candidate): New function.
5600 (aapcs_vfp_is_return_candidate): New function.
5601 (aapcs_vfp_is_call_candidate): New function.
5602 (aapcs_vfp_allocate): New function.
5603 (aapcs_vfp_allocate_return_reg): New function.
5604 (aapcs_vfp_advance): New function.
5605 (aapcs_cp_arg_layout): New variable.
5606 (aapcs_select_call_coproc): New function.
5607 (aapcs_select_return_coproc): New function.
5608 (aapcs_allocate_return_reg): New function.
5609 (aapcs_libcall_value): New function.
5610 (aapcs_layout_arg): New function.
5611 (arm_init_cumulative_args): Initialize AAPCS args data.
5612 (arm_function_arg): Handle AAPCS variants using new interface.
5613 (arm_arg_parital_bytes): Likewise.
5614 (arm_function_arg_advance): New function.
5615 (arm_function_ok_for_sibcall): Ensure that sibling calls agree on
5616 calling conventions.
5617 (arm_setup_incoming_varargs): Handle new AAPCS args data.
5618 * arm.h (NUM_VFP_ARG_REGS): Define.
5619 (LIBCALL_VALUE): Update.
5620 (FUNCTION_VALUE): Delete.
5621 (FUNCTION_VALUE_REGNO_P): Add VFP regs.
5622 (arm_pcs): New enum.
5623 (CUMULATIVE_ARGS): New data to support AAPCS argument marshalling.
5624 (FUNCTION_ARG_ADVANCE): Call arm_function_arg_advance.
5625 (FUNCTION_ARG_REGNO_P): Add VFP regs.
5626 * arm-protos.h (arm_function_arg_advance): Add.
5627 (aapcs_libcall_value): Add.
5628 (arm_function_value): Delete.
5630 2009-08-06 Uros Bizjak <ubizjak@gmail.com>
5631 H.J. Lu <hongjiu.lu@intel.com>
5634 * config/i386/i386.c (standard_sse_mode_p): Remove.
5635 (standard_sse_constant_p): Return 2 for integer mode
5636 vector_all_ones_operand when SSE2 is enabled.
5637 (standard_sse_constant_opcode)<case 2>: Always return [v]pcmpeqd.
5638 (ix86_expand_vector_move): Do not check for negative values from
5639 standard_sse_constant_p.
5641 2009-08-06 Richard Guenther <rguenther@suse.de>
5643 * tree-ssa.c (useless_type_conversion_p_1): Make function and
5644 array type comparisons frontend independent.
5645 * Makefile.in (tree-ssa.o): Add $(TARGET_H) dependency.
5646 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Always fill
5647 out array reference lower bound and element size operands.
5648 (ao_ref_init_from_vn_reference): Properly compute the offset
5649 for ARRAY_RANGE_REF.
5650 (vn_reference_fold_indirect): Fill out array reference lower
5651 bound and element size operands.
5652 * tree-ssa-pre.c (phi_translate_1): Fail if we have to translate
5653 a non gimple valued reference operand which can happen for
5654 array reference lower bound or element size.
5655 (create_component_ref_by_pieces_1): Properly generate the
5656 element size operand for array references.
5658 2009-08-06 Richard Guenther <rguenther@suse.de>
5660 PR tree-optimization/40964
5661 * tree.c (iterative_hash_host_wide_int): Export.
5662 * tree.h (iterative_hash_host_wide_int): Declare.
5663 * tree-ssa-structalias.c (heapvar_map): New struct.
5664 (heapvar_map_eq): New function.
5665 (heapvar_map_hash): Likewise.
5666 (heapvar_lookup): Adjust.
5667 (heapvar_insert): Likewise.
5668 (make_constraint_from_heapvar): Allow multiple heap variables
5669 per decl at different offsets.
5670 (init_alias_heapvars): Adjust.
5672 2009-08-04 David Daney <ddaney@caviumnetworks.com>
5674 * config/mips/mips.h (TARGET_SYNC_AFTER_SC): New macro.
5675 * mips_output_sync_loop (mips_output_sync_loop): Only emit
5676 trailing sync if TARGET_SYNC_AFTER_SC.
5678 2009-08-05 David Daney <ddaney@caviumnetworks.com>
5680 * gcc/config/mips/sync.md (sync_compare_and_swap<mode>,
5681 compare_and_swap_12, sync_add<mode>, sync_<optab>_12,
5682 sync_old_<optab>_12, sync_new_<optab>_12, sync_nand_12,
5683 sync_old_nand_12, sync_new_nand_12, sync_sub<mode>,
5684 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
5685 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
5686 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
5687 sync_new_nand<mode>, sync_lock_test_and_set<mode>,
5688 test_and_set_12): Rewrite calls to mips_output_sync_loop.
5689 * gcc/config/mips/mips-protos.h (mips_output_sync_loop): Make
5690 the prototype declaration match the definition.
5691 * gcc/config/mips/mips.c (mips_output_sync_loop): Emit sync
5692 instructions explicitly. Add barrier_before and operands
5694 * gcc/config/mips/mips.h (MIPS_COMPARE_AND_SWAP,
5695 MIPS_COMPARE_AND_SWAP_12, MIPS_SYNC_OP, MIPS_SYNC_OP_12,
5696 MIPS_SYNC_OLD_OP_12, MIPS_SYNC_NEW_OP_12, MIPS_SYNC_OLD_OP,
5697 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
5698 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE,
5699 MIPS_SYNC_EXCHANGE_12): Remove sync instructions.
5701 2009-08-05 Andrew Pinski <pinskia@gmail.com>
5703 * tree-ssa-alias.c: Fix intervals to use [) syntax.
5705 2009-08-05 Uros Bizjak <ubizjak@gmail.com>
5706 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
5709 * config/i386/i386.c (ix86_split_long_move): Fix push of multi-part
5712 2009-08-05 Jakub Jelinek <jakub@redhat.com>
5714 PR rtl-optimization/40924
5715 * dse.c (canon_address): Before calling cselib_expand_value_rtx
5716 make sure canon_rtx (mem_address) isn't simpler than
5717 canon_rtx (expanded_mem_address).
5719 2009-08-05 Li Feng <nemokingdom@gmail.com>
5721 * graphite-sese-to-poly.c (build_pbb_drs): Remove build alias set
5723 (build_scop_drs): Build alias set for each SCoP.
5725 2009-08-04 Sandra Loosemore <sandra@codesourcery.com>
5727 * doc/invoke.texi (MIPS Options): Document new 1004K -march options.
5728 * config/mips/mips.c (mips_cpu_info_table): Add 1004K cores.
5729 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Add pattern for 1004K.
5730 (MIPS_ARCH_FLOAT_SPEC): Likewise.
5731 (BASE_DRIVER_SELF_SPECS): Likewise.
5733 2009-08-04 Andrew Pinski <pinskia@gmail.com>
5735 * tree-ssa-alias.c: Fix some comment typos.
5737 2009-08-04 Kaz Kojima <kkojima@gcc.gnu.org>
5739 * config/sh/linux-atomic.asm (ATOMIC_BOOL_COMPARE_AND_SWAP,
5740 ATOMIC_OP_AND_FETCH, ATOMIC_COMBOP_AND_FETCH): Define.
5742 2009-08-03 Janis Johnson <janis187@us.ibm.com>
5745 * simplify-rtx.c (simplify_binary_operation_1): Disable
5746 simplifications for decimal float operations.
5748 2009-08-03 Jakub Jelinek <jakub@redhat.com>
5751 * tree-ssa.c (warn_uninitialized_var): Even on LHS warn for
5752 operand of INDIRECT_REF.
5754 2009-08-03 Uros Bizjak <ubizjak@gmail.com>
5756 * config/alpha/alpha.c (alpha_legitimate_constant_p): Reject CONST
5757 constants referencing TLS symbols.
5759 2009-08-03 SUGIOKA Toshinobu <sugioka@itonet.co.jp>
5761 * config/sh/linux-atomic.asm (ATOMIC_COMPARE_AND_SWAP): Rename
5762 __sync_compare_and_swap_* to __sync_val_compare_and_swap_*.
5764 2009-08-03 Richard Guenther <rguenther@suse.de>
5766 * tree.c (make_vector_type): Build a main variant first,
5767 get the canonical one and then build the variant.
5768 * tree-ssa.c (useless_type_conversion_p_1): Handle
5770 (useless_type_conversion_p): Conversions to pointers to
5771 incomplete record types are useless.
5773 2009-08-03 Richard Guenther <rguenther@suse.de>
5775 * tree-cfg.c (pass_warn_unused_result): Mark name that no dump
5776 file will be created.
5777 * omp-low.c (pass_diagnose_omp_blocks): Likewise.
5778 * toplev.c (compile_file): Adjust comment.
5780 2009-08-03 Kaz Kojima <kkojima@gcc.gnu.org>
5782 * config/sh/sh-protos.h (sh_promote_function_mode): Remove.
5783 * config/sh/sh.c (sh_promote_function_mode): Wrap long lines.
5784 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5785 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5786 (sh_promote_function_mode): Fix typo.
5788 2009-08-03 Andreas Krebbel <krebbel1@de.ibm.com>
5790 * explow.c (promote_mode): Mark TYPE and PUNSIGNEDP as possibly unused.
5792 2009-08-02 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5794 * pa.c (pa_promote_function_mode): Remove ATTRIBUTE_UNUSED from
5795 declaration arguments.
5797 2009-08-02 Uros Bizjak <ubizjak@gmail.com>
5799 * config/i386/i386.c (ix86_expand_fp_compare): Use const0_rtx instead
5800 of GEN_INT (0x00) and const1_rtx instead of GEN_INT (0x01).
5801 (ix86_split_ashl): Ditto.
5802 (ix86_expand_vector_init_one_nonzero): Ditto.
5803 (ix86_expand_vector_set): Ditto.
5804 (ix86_expand_reduc_v4sf): Ditto.
5806 2009-08-02 Paolo Bonzini <bonzini@gnu.org>
5808 * explow.c (promote_function_mode): Remove assert.
5809 * config/sh/sh.c (sh_promote_function_mode): Declare.
5811 2009-08-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5813 * config/pa/pa.c (pa_promote_function_mode): Declare.
5814 Change to static. Fix promote_mode call.
5816 * gthr-dce.h (CONST_CAST2): Define if not defined.
5817 (__gthread_setspecific): Use CONST_CAST2 to fix warning.
5819 * config.gcc (hppa[12]*-*-hpux10*): Add stdint support.
5821 2009-08-01 Paolo Bonzini <bonzini@gnu.org>
5823 * expr.c (store_constructor): Use promote_decl_mode. Remove
5824 now write-only variable unsignedp.
5825 (expand_expr_real_1): Use promote_decl_mode.
5826 * expr.h (promote_function_mode, promote_decl_mode): New.
5827 (promote_mode): Remove last argument.
5828 * function.c (assign_temp): Drop last argument of promote_mode.
5829 (assign_parm_find_data_types): Use promote_function_mode.
5830 (assign_parm_setup_reg): Likewise.
5831 (expand_function_end): Use promote_function_mode.
5832 * calls.c (initialize_argument_information): Use promote_function_mode.
5833 (precompute_arguments): Use promote_mode instead of checking if
5834 only PROMOTE_FUNCTION_MODE is defined.
5835 (expand_call): When making sibcall decisions, use promote_function_mode.
5836 Below, remove an if for targetm.calls.promote_function_return and
5837 and use promote_function_mode.
5838 (emit_library_call_value_1): Use promote_function_mode, fix bug
5839 where promote_mode was passed FOR_CALL == 0 for a return value in an
5841 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5842 * explow.c (promote_function_mode, promote_decl_mode): New.
5843 (promote_mode): Keep only the FOR_CALL == 0 case.
5844 * combine.c (setup_incoming_promotion): Remove test of
5845 promote_function_args. Use promote_function_mode.
5846 * stmt.c (expand_value_return): Use promote_decl_mode.
5847 (expand_decl): Use promote_decl_mode.
5849 * expr.c (store_constructor): Use promote_decl_mode. Remove
5850 now write-only variable unsignedp.
5851 (expand_expr_real_1): Use promote_decl_mode.
5852 * expr.h (promote_function_mode, promote_decl_mode): New.
5853 (promote_mode): Remove last argument.
5854 * function.c (assign_temp): Drop last argument of promote_mode.
5855 (assign_parm_find_data_types): Use promote_function_mode.
5856 (assign_parm_setup_reg): Likewise.
5857 (expand_function_end): Use promote_function_mode.
5858 * calls.c (initialize_argument_information): Use promote_function_mode.
5859 (precompute_arguments): Use promote_mode instead of checking if
5860 only PROMOTE_FUNCTION_MODE is defined.
5861 (expand_call): When making sibcall decisions, use promote_function_mode.
5862 Below, remove an if for targetm.calls.promote_function_return and
5863 and use promote_function_mode.
5864 (emit_library_call_value_1): Use promote_function_mode, fix bug
5865 where promote_mode was passed FOR_CALL == 0 for a return value in an
5867 * cfgexpand.c (expand_one_register_var): Use promote_decl_mode.
5868 * explow.c (promote_function_mode, promote_decl_mode): New.
5869 (promote_mode): Keep only the FOR_CALL == 0 case.
5870 * combine.c (setup_incoming_promotion): Remove test of
5871 promote_function_args. Use promote_function_mode.
5872 * stmt.c (expand_value_return): Use promote_decl_mode.
5873 (expand_decl): Use promote_decl_mode.
5875 * explow.c (promote_function_mode): Just call the target hook.
5876 * targhooks.c (default_promote_function_mode,
5877 default_promote_function_mode_always_promote): New.
5878 * targhooks.h (default_promote_function_mode,
5879 default_promote_function_mode_always_promote): Declare.
5880 * target.h (promote_function_args, promote_function_return): Remove.
5881 (promote_function_mode): New.
5882 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
5883 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5884 (TARGET_PROMOTE_FUNCTION_MODE): New.
5885 (TARGET_CALLS): Adjust.
5886 * system.h (TARGET_PROMOTE_FUNCTION_ARGS,
5887 TARGET_PROMOTE_FUNCTION_RETURN, PROMOTE_FUNCTION_MODE): Poison.
5889 * config/s390/s390.h (PROMOTE_FUNCTION_MODE): Move...
5890 * config/s390/s390.c (s390_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/sparc/sparc.h (PROMOTE_FUNCTION_MODE): Move...
5896 * config/sparc/sparc.c (sparc_promote_function_mode): ... here,
5897 with pointer handling.
5898 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5899 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5901 * config/sh/sh-protos.h (sh_promote_function_mode): New.
5902 * config/sh/sh.c (sh_promote_function_mode): New.
5903 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5904 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5906 * config/cris/cris.h (PROMOTE_FUNCTION_MODE): Move...
5907 * config/cris/cris.c (cris_promote_function_mode): ... here.
5908 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5909 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5911 * config/mmix/mmix.h (PROMOTE_FUNCTION_MODE): Move...
5912 * config/mmix/mmix.c (mmix_promote_function_mode): ... here.
5913 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5914 (TARGET_PROMOTE_FUNCTION_ARGS): Remove.
5916 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Move...
5917 * config/arm/arm.c (arm_promote_function_mode): ... here, without
5918 complex type handling.
5919 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5920 (TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5922 * config/pa/pa.c (pa_promote_function_mode): New.
5923 (TARGET_PROMOTE_FUNCTION_MODE): Define.
5924 (TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5926 * config/alpha/alpha.c (TARGET_PROMOTE_FUNCTION_ARGS,
5927 TARGET_PROMOTE_FUNCTION_RETURN): Remove.
5928 (TARGET_PROMOTE_FUNCTION_MODE): Define equivalently.
5929 * config/xtensa/xtensa.c: Likewise.
5930 * config/stormy16/stormy16.c: Likewise.
5931 * config/iq2000/iq2000.c: Likewise.
5932 * config/rs6000/rs6000.c: Likewise.
5933 * config/picochip/picochip.c: Likewise.
5934 * config/arc/arc.c: Likewise.
5935 * config/mcore/mcore.c: Likewise.
5936 * config/score/score.c: Likewise.
5937 * config/mips/mips.c: Likewise.
5938 * config/bfin/bfin.c: Likewise.
5939 * config/ia64/ia64.c: Likewise (disabled though).
5941 * config/frv/frv.h: Remove pointless remark.
5943 * doc/tm.texi (PROMOTE_FUNCTION_MODE,
5944 TARGET_PROMOTE_FUNCTION_ARGS,
5945 TARGET_PROMOTE_FUNCTION_RETURN): Consolidate into...
5946 (TARGET_PROMOTE_FUNCTION_MODE): ... this.
5948 2009-08-01 Sebastian Pop <sebastian.pop@amd.com>
5950 * doc/invoke.texi (-fgraphite-force-parallel): Renamed
5951 -floop-parallelize-all.
5952 * toplev.c (process_options): Rename flag_graphite_force_parallel to
5953 flag_loop_parallelize_all.
5954 * tree-ssa-loop.c (gate_graphite_transforms): Same.
5955 * graphite.c (graphite_transform_loops): Same.
5957 * graphite-poly.c (apply_poly_transforms): Same.
5959 2009-07-31 Richard Earnshaw <rearnsha@arm.com>
5961 PR tree-optimization/40914
5962 * ipa-prop.c (ipa_get_ptr_load_param): New argument use_delta,
5963 if set, then check the delta field of the PMF record.
5964 (ipa_get_stmt_member_ptr_load_param): Propagate new param use_delta.
5965 (ipa_analyze_call_uses): Handle machines where the vbit for a PMF
5966 call is stored in the delta.
5968 2009-07-31 Adam Nemet <anemet@caviumnetworks.com>
5970 * config/mips/mips.md (*clear_upper32_dext): New pattern.
5972 2009-07-31 Uros Bizjak <ubizjak@gmail.com>
5974 * config/i386/bsd.h (ASM_BYTE): New define.
5975 * config/i386/darwin.h (ASM_BYTE): Rename from ASM_BYTE_OP.
5976 * config/i386/att.h (ASM_BYTE): New define. Use ASM_BYTE instead of
5977 .byte. Use fputs or putc instead of fprintf where appropriate.
5978 * config/i386/i386-interix.h: Use ASM_BYTE instead of .byte. Use
5979 fputs or putc instead of fprintf where appropriate.
5980 * config/i386/i386elf.h: Ditto.
5981 * config/i386/sysv4.h: Ditto.
5983 * config/i386/i386.c (TARGET_ASM_BYTE_OP): New define.
5984 * config/i386/i386.md (x86_sahf_1): Use ASM_BYTE instead of .byte.
5985 (*tls_global_dynamic_64): Ditto.
5987 2009-07-31 Christian Bruel <christian.bruel@st.com>
5989 * gcc/config.gcc (sh*-*-elf): test with_libgloss.
5991 2009-07-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
5993 * config/arm/arm.c (arm_arm_address_cost): Fix typo.
5994 Remove dead code for MINUS.
5996 2009-07-31 Anthony Green <green@moxielogic.com>
5998 * config/moxie/moxie.c (moxie_expand_prologue): Use $r5 instead of
6000 (moxie_expand_epilogue): Ditto for epilogue.
6001 (moxie_setup_incoming_varargs): ABI change. Use 5 registers for
6003 (moxie_function_arg): Ditto.
6004 (moxie_pass_by_reference): Ditto.
6005 (moxie_arg_partial_bytes): Ditto.
6006 * config/moxie/moxie.h (CALL_USED_REGISTERS): Ditto.
6007 (FUNCTION_ARG_ADVANCE) Ditto.
6008 (REG_PARM_STACK_SPACE) Ditto.
6009 (FUNCTION_ARG_REGNO_P) Dito.
6011 * config.gcc: Add moxie linux config support.
6012 * gcc/config/moxie/uclinux.h: New file.
6014 2009-07-31 DJ Delorie <dj@redhat.com>
6016 * config/sh/sh.md (UNSPECV_SP_SWITCH_B): New.
6017 (UNSPECV_SP_SWITCH_E): New.
6018 (sp_switch_1): Change to an unspec.
6019 (sp_switch_2): Change to an unspec. Don't use post-inc when we
6021 * config/sh/sh.c (sh_expand_prologue): Use the constant pool to
6022 reference the new stack's address
6024 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6026 * Makefile.in (OBJS-common): Added dependence on graphite-blocking.o,
6027 graphite-clast-to-gimple.o, graphite-dependences.o,
6028 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6029 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o.
6030 (graphite-blocking.o,
6031 graphite-clast-to-gimple.o, graphite-dependences.o,
6032 graphite-interchange.o, graphite-poly.o, graphite-ppl.o,
6033 graphite-scop-detection.o, graphite-sese-to-poly.o, and sese.o): New.
6034 * cfgloop.c (alloc_loop): Set loop->can_be_parallel to false.
6035 * cfgloop.h (struct loop): Add can_be_parallel field.
6036 * common.opt (fgraphite-identity): Moved up.
6037 (fgraphite-force-parallel): New flag.
6038 * graphite.c: Rewrite.
6039 * graphite.h: Rewrite.
6040 * passes.c (init_optimization_passes): Schedule a pass of DCE and LIM
6042 * toplev.c (graphite_out_file): New file descriptor.
6043 (graphite_in_file): New.
6044 (process_options): flag_graphite_force_parallel cannot be used without
6046 * tree-ssa-loop.c: Include toplev.h.
6047 (gate_graphite_transforms): Enable flag_graphite for
6048 flag_graphite_force_parallel.
6050 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6052 * ChangeLog.graphite: New.
6053 * graphite-blocking.c: New.
6054 * graphite-clast-to-gimple.c: New.
6055 * graphite-clast-to-gimple.h: New.
6056 * graphite-dependences.c: New.
6057 * graphite-dependences.h: New.
6058 * graphite-interchange.c: New.
6059 * graphite-poly.c: New.
6060 * graphite-poly.h: New.
6061 * graphite-ppl.c: New.
6062 * graphite-ppl.h: New.
6063 * graphite-scop-detection.c: New.
6064 * graphite-scop-detection.h: New.
6065 * graphite-sese-to-poly.c: New.
6066 * graphite-sese-to-poly.h: New.
6070 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6072 * tree-chrec.c (evolution_function_right_is_integer_cst): New.
6073 * tree-chrec.h (evolution_function_right_is_integer_cst): Declared.
6075 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6077 * tree-chrec.c (operator_is_linear): Handle BIT_NOT_EXPR.
6078 (scev_is_linear_expression): Return false if the evolution is not
6079 affine multivariate.
6081 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6083 * tree-data-ref.c (graphite_find_data_references_in_stmt): New.
6084 * tree-data-ref.h (graphite_find_data_references_in_stmt): Declared.
6086 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6088 * tree-data-ref.c (debug_data_references): New.
6089 (debug_data_reference): New.
6090 * tree-data-ref.h (debug_data_references): Declared.
6091 (debug_data_reference): Declared.
6093 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6095 * tree-data-ref.c (stmt_simple_memref_p: Removed.
6096 * tree-data-ref.h (scop_p): Removed.
6097 (struct data_reference): Remove field scop.
6099 (stmt_simple_memref_p): Removed.
6101 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6103 * cfgloop.h (create_empty_loop_on_edge): Pass an extra argument.
6104 * cfgloopmanip.c (create_empty_loop_on_edge): Leave the loop_latch
6107 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6109 * doc/invoke.texi (-fgraphite-force-parallel): Documented.
6111 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6113 * doc/invoke.texi (-fgraphite-identity): Documented.
6115 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6117 * tree-scalar-evolution.c: Fix comment.
6118 (instantiate_scev_1): Return unknow from scev instantiation if the
6119 result is not above instantiate_below.
6121 2009-07-30 Sebastian Pop <sebastian.pop@amd.com>
6123 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop): Not
6124 static anymore. Instantiate the symbols that may have been introduced
6126 * tree-scalar-evolution.h (compute_overall_effect_of_inner_loop):
6129 2009-07-30 DJ Delorie <dj@redhat.com>
6131 * config/mep/mep.c (mep_asm_init_sections): Add section flags and
6132 .vliw directive to VLIW sections.
6134 2009-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6136 * Makefile.in (AUTOCONF, ACLOCAL, ACLOCAL_AMFLAGS, aclocal_deps):
6138 ($(srcdir)/configure, $(srcdir)/aclocal.m4): New rules.
6139 (AUTOHEADER): New variable.
6140 ($(srcdir)/cstamp-h.in): Use it.
6142 2009-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
6143 Pat Haugen <pthaugen@us.ibm.com>
6144 Revital Eres <ERES@il.ibm.com>
6146 * config/rs6000/vector.md (VEC_F): Add VSX support.
6150 (vector_load_<mode>): Ditto.
6151 (vector_store_<mode>): Ditto.
6152 (vector GPR move split): Ditto.
6153 (vec_reload_and_plus_<mptrsize>): Ditto.
6154 (vec_reload_and_reg_<mptrsize>): Ditto.
6155 (add<mode>3): Ditto.
6156 (sub<mode>3): Ditto.
6157 (mul<mode>3): Ditto.
6158 (neg<mode>2): Ditto.
6159 (abs<mode>2): Ditto.
6160 (smin<mode>3): Ditto.
6161 (smax<mode>3): Ditto.
6162 (vector_eq<mode>): Ditto.
6163 (vector_gt<mode>): Ditto.
6164 (vector_ge<mode>): Ditto.
6165 (vector_gtu<mode>): Ditto.
6166 (vector_select_<mode>_uns): Ditto.
6167 (vector_eq_<mode>_p): Ditto.
6168 (vector_gt_<mode>_p): Ditto.
6169 (vector_ge_<mode>_p): Ditto.
6170 (vector_gtu_<mode>_p): Ditto.
6171 (cr6_test_for_zero): Ditto.
6172 (cr6_test_for_zero_reverse): Ditto.
6173 (cr6_test_for_lt): Ditto.
6174 (cr6_test_for_lt_reverse): Ditto.
6175 (xor<mode>3): Ditto.
6176 (ior<mode>3): Ditto.
6177 (and<mode>3): Ditto.
6178 (one_cmpl<mode>2): Ditto.
6179 (nor<mode>2): Ditto.
6180 (andc<mode>2): Ditto.
6181 (float<VEC_int<mode>2): Ditto.
6182 (unsigned_float<VEC_int><mode>2): Ditto.
6183 (fix_trunc<mode><VEC_int>2): Ditto.
6184 (fixuns_trunc<mode><VEC_int>2): Ditto.
6186 (vec_set<mode>): Ditto.
6187 (vec_extract<mode>): Ditto.
6188 (vec_interleave_highv4sf): Ditto.
6189 (vec_interleave_lowv4sf): Ditto.
6190 (vec_realign_load_<mode>): Ditto.
6191 (vec_shl_<mode>): Ditto.
6192 (vec_shr_<mode>): Ditto.
6193 (div<mode>3): New patterns for VSX.
6194 (vec_interleave_highv2df): Ditto.
6195 (vec_interleave_lowv2df): Ditto.
6196 (vec_pack_trunc_v2df): Ditto.
6197 (vec_pack_sfix_trunc_v2df): Ditto.
6198 (vec_pack_ufix_trunc_v2df): Ditto.
6199 (vec_unpacks_hi_v4sf): Ditto.
6200 (vec_unpacks_lo_v4sf): Ditto.
6201 (vec_unpacks_float_hi_v4si): Ditto.
6202 (vec_unpacks_float_lo_v4si): Ditto.
6203 (vec_unpacku_float_hi_v4si): Ditto.
6204 (vec_unpacku_float_lo_v4si): Ditto.
6205 (movmisalign<mode>): Ditto.
6206 (vector_ceil<mode>2): New patterns for vectorizing math library.
6207 (vector_floor<mode>2): Ditto.
6208 (vector_btrunc<mode>2): Ditto.
6209 (vector_copysign<mode>3): Ditto.
6211 * config/rs6000/predicates.md (easy_vector_constant_msb): New
6212 predicate for setting the high bit in each word, used for copysign.
6214 * config/rs6000/ppc-asm.h (f19): Whitespace.
6215 (f32-f63): Define if VSX.
6216 (v0-v31): Define if Altivec.
6217 (vs0-vs63): Define if VSX.
6219 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power7.md and vsx.md.
6221 * config/rs6000/power7.md: New file, provide tuning parameters for
6224 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Add VSX support.
6225 (rs6000_cpu_cpp_builtins): Ditto.
6226 (altivec_overloaded_builtins): Ditto.
6227 (altivec_resolve_overloaded_builtin): Ditto.
6229 * config/rs6000/rs6000.opt (-mno-vectorize-builtins): Add new
6230 debug switch to disable vectorizing simple math builtin
6233 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_function):
6234 Vectorize simple math builtin functions.
6235 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
6236 hook to vectorize math builtins.
6237 (rs6000_override_options): Enable -mvsx on -mcpu=power7.
6238 (rs6000_builtin_conversion): Add VSX/power7 support.
6239 (rs6000_builtin_vec_perm): Ditto.
6240 (vsplits_constant): Add support for loading up a vector constant
6241 with just the high bit set in each part.
6242 (rs6000_expand_vector_init): Add VSX/power7 support.
6243 (rs6000_expand_vector_set): Ditto.
6244 (rs6000_expand_vector_extract): Ditto.
6245 (rs6000_emit_move): Ditto.
6246 (bdesc_3arg): Ditto.
6247 (bdesc_2arg): Ditto.
6248 (bdesc_1arg): Ditto.
6249 (rs6000_expand_ternop_builtin): Ditto.
6250 (altivec_expand_builtin): Ditto.
6251 (rs6000_expand_unop_builtin): Ditto.
6252 (rs6000_init_builtins): Ditto.
6253 (altivec_init_builtins): Ditto.
6254 (builtin_function_type): Ditto.
6255 (rs6000_common_init_builtins): Ditto.
6256 (rs6000_handle_altivec_attribute); Ditto.
6257 (rs6000_mangle_type): Ditto.
6258 (rs6000_vector_mode_supported_p): Ditto.
6259 (rs6000_mode_dependent_address): Altivec addresses with AND -16
6262 * config/rs6000/vsx.md: New file for VSX support.
6264 * config/rs6000/rs6000.h (EASY_VECTOR_MSB): New macro for
6265 identifing values with just the most significant bit set.
6266 (enum rs6000_builtins): Add builtins for VSX. Add simple math
6267 vectorized builtins.
6269 * config/rs6000/altivec.md (UNSPEC_VRFIP): Delete.
6270 (UNSPEC_VRFIM): Delete.
6271 (splitter for loading up vector with most significant bit): New
6272 splitter for vectorizing copysign.
6273 (altivec_vrfiz): Rename from altivec_fturncv4sf2. Add support for
6274 vectorizing simple math functions.
6275 (altivec_vrfip): Add support for vectorizing simple math functions.
6276 (altivec_vrfim): Ditto.
6277 (altivec_copysign_v4sf3): New insn for Altivec copysign support.
6279 * config/rs6000/rs6000.md (UNSPEC_BPERM): New constant.
6280 (power7.md, vsx.md): Include for power7 support.
6281 (copysigndf3): Use VSX instructions if -mvsx.
6282 (negdf2_fpr): Ditto.
6283 (absdf2_fpr): Ditto.
6284 (nabsdf2_fpr): Ditto.
6285 (adddf3_fpr): Ditto.
6286 (subdf3_fpr): Ditto.
6287 (muldf3_fpr): Ditto.
6288 (divdf3_fpr): Ditto.
6289 (fix_truncdfdi2_fpr): Ditto.
6290 (cmpdf_internal1): Ditto.
6291 (fred, fred_fpr): Convert into expander/insn to add VSX support.
6292 (btruncdf2, btruncdf2_fpr): Ditto.
6293 (ceildf2, ceildf2_fpr): Ditto.
6294 (floordf2, floordf2_fpr): Ditto.
6295 (floatdidf2, floatdidf2_fpr): Ditto.
6296 (fmadddf4_fpr): Name insn. Use VSX instructions if -mvsx.
6297 (fmsubdf4_fpr): Ditto.
6298 (fnmadddf4_fpr_1): Ditto.
6299 (fnmadddf4_fpr_2): Ditto.
6300 (fnmsubdf4_fpr_1): Ditto.
6301 (fnmsubdf4_fpr_2): Ditto.
6302 (fixuns_truncdfdi2): Add expander for VSX support.
6303 (fix_truncdfdi2): Ditto.
6304 (fix_truncdfsi2): Ditto.
6306 (btruncsf2): Whitespace.
6307 (movdf_hardfloat32): Add support for VSX registers.
6308 (movdf_softfloat32): Ditto.
6309 (movdf_hardfloat64): Ditto.
6310 (movdf_hardfloat64_mfpgpr): Ditto.
6311 (movdf_softfloat64): Ditto.
6312 (movti splitters): Add check for vector registers supporting
6313 TImode in the future.
6314 (bpermd): Add power7 bpermd instruction.
6316 * config/rs6000/altivec.h (vec_div): Define if VSX.
6320 (vec_nearbyint): Ditto.
6323 (all predicates): Use the generic builtin function, and not the V4SF
6324 specific function so that the predicates will work with VSX's V2DF.
6328 * doc/extend.texi (PowerPC Altivec/VSX Built-in Functions):
6329 Document new VSX functions and types.
6331 * doc/invoke.texi (PowerPc options): Document -mpopcntd, -mvsx
6334 * doc/md.texi (PowerPC constraints): Document "wd", "wf", "ws",
6335 "wa", and "j" constraints. Modify "v" to talk about Altivec
6336 instead of just vector.
6338 2009-07-30 Andrew MacLeod <amacleod@redhat.com>
6341 * tree-into-ssa.c (insert_phi_nodes_for, rewrite_add_phi_arguments): Set
6342 location for phi arguments.
6343 (rewrite_update_phi_arguments): Find locations for reaching defs.
6344 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
6345 Add location to add_phi_arg calls.
6346 * tree-loop-districbution.c (update_phis_for_loop_copy): Add locations.
6347 * tree-ssa-loop-manip.c (create_iv, add_exit_phis_edge,
6348 split_loop_exit_edge, tree_transform_and_unroll_loop): Add locations.
6349 * tree-tailcall.c (add_successor_phi_arg, eliminate_tail_call,
6350 create_tailcall_accumulator, tree_optimize_tail_calls_1): Add locations.
6351 * tree.h (struct phi_arg_d): Add location_t to PHI arguments.
6352 * tree-phinodes.c (make_phi_node): Initialize location.
6353 (resize_phi_node): Initialize location to UNKNOWN_LOCATION.
6354 (add_phi_arg): Add location parameter.
6355 (remove_phi_arg_num): Move location when moving phi argument.
6356 * omp-low.c (expand_parallel_call, expand_omp_for_static_chunk): Set
6358 * tree-vect-loop-manip.c (slpeel_update_phis_for_duplicate_loop,
6359 slpeel_update_phi_nodes_for_guard1,
6360 slpeel_update_phi_nodes_for_guard2,
6361 slpeel_tree_duplicate_loop_to_edge_cfg, set_prologue_iterations,
6362 vect_loop_versioning): Set locations.
6363 * tree-parloops.c (create_phi_for_local_result,
6364 transform_to_exit_first_loop, create_parallel_loop): Add locations.
6365 * gimple-pretty-print.c (dump_gimple_phi): Dump lineno's if present.
6366 * tree-vect-loop.c (get_initial_def_for_induction,
6367 vect_create_epilog_for_reduction, vect_finalize_reduction): Add
6369 * tree-flow-inline.h (gimple_phi_arg_location): New. Return locus.
6370 (gimple_phi_arg_location_from_edge): New. Return locus from an edge.
6371 (gimple_phi_arg_set_location): New. Set locus.
6372 (gimple_phi_arg_has_location): New. Check for locus.
6373 (redirect_edge_var_map_location): New. Return locus from var_map.
6374 * tree-vect-data-refs.c (vect_setup_realignment): Set location.
6375 * tree-ssa-phiopt.c (conditional_replacement): Set locus when
6376 combining PHI arguments.
6377 (cond_store_replacement): Set location.
6378 * cfgexpand.c (gimple_assign_rhs_to_tree): Transfer locus if possible.
6379 * grpahite.c (add_loop_exit_phis, add_guard_exit_phis,
6380 scop_add_exit_phis_edge): Add locations.
6381 * tree-cfgcleanup.c (remove_forwarder_block,
6382 remove_forwarder_block_with_phi): Add locations.
6383 * tree-ssa-pre.c (insert_into_preds_of_block): Add locations.
6384 * tree-predcom.c (initialize_root_vars, initialize_root_vars_lm): Add
6386 * tree-ssa-dce.c (forward_edge_to_pdom): Add locations.
6387 * tree-ssa.c (redirect_edge_var_map_add, ssa_redirect_edge,
6388 flush_pending_stmts): Add source location.
6389 * lambda-code.c (perfect_nestify): Maintain location stack with argument
6390 stack to preserve locations.
6391 * tree-vect-stmts.c (vectorizable_load): Add location.
6392 * tree-inline.c (copy_phis_for_bb): Copy locus.
6393 (setup_one_parameter): Add call locus to inlined parameter stmts.
6394 (initialize_inlined_parameters): Pass in call location as parameter
6396 (tree_function_versioning): Pass location to setup_one_parameter.
6397 * tree-ssa-phiprop.c (phiprop_insert_phi): Set locations.
6398 * tree-outof-ssa.c (struct _elim_graph): Add source_location vecs for
6399 copy and edge lists.
6400 (insert_partition_copy_on_edge, insert_value_copy_on_edge,
6401 insert_rtx_to_part_on_edge, insert_part_to_rtx_on_edge): Provide a
6402 locus parameter and override the stmt default if provided.
6403 (new_elim_graph, clear_elim_graph, delete_elim_graph,
6404 elim_graph_add_edge, elim_graph_remove_succ_edge,
6405 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED, eliminate_build,
6406 elim_forward, elim_unvisited_predecessor, elim_backward, elim_create,
6407 eliminate_phi): Add locus info in elimination graph for each edge and
6409 (insert_backedge_copies): Copy locus if present.
6410 * tree-flow.h (struct _edge_var_map): Add locus field.
6411 * tree-switch_conversions.c (fix_phi_nodes): Add locations.
6412 * tree-cfg.c (reinstall_phi_args, gimple_make_forwarder_block,
6413 add_phi_args_after_copy_edge, gimple_lv_adjust_loop_header_phi): Add
6415 * ipa-struct-reorg.c (make_edge_and_fix_phis_of_dest): Add locations.
6417 2009-07-30 Martin Jambor <mjambor@suse.cz>
6419 PR tree-optimization/40570
6420 * ipa-inline.c (cgraph_decide_inlining): Watch out for dead single
6423 2009-07-30 Razya Ladelsky <razya@il.ibm.com>
6425 * ssa-loop-manip.c: Include langhooks.h.
6426 (rewrite_phi_with_iv): New.
6427 (rewrite_all_phi_nodes_with_iv): New.
6428 (canonicalize_loop_ivs): Move here from tree-parloops.c.
6429 Remove reduction_list argument. Use rewrite_all_phi_nodes_with_iv.
6430 * tree-parloops.c (loop_parallel_p): Move out all conditions
6431 except dependency check.
6432 (canonicalize_loop_ivs): Move to tree-ssa-loop-manip.c.
6433 (gen_parallel_loop): Call canonicalize_loop_ivs without
6434 reduction_list argument.
6435 (build_new_reduction): New.
6436 (gather_scalar_reductions): New.
6437 (try_get_loop_niter): New.
6438 (try_create_reduction_list): New.
6439 (parallleize_loops): Change the parallel conditions check.
6440 * tree-flow.h (canonicalize_loop_ivs): Remove one argument.
6441 * Makefile.in (tree-ssa-loop-manip.o): Add langhooks.h dependency.
6443 2009-07-30 Dave Korn <dave.korn.cygwin@gmail.com>
6445 * opt-functions.awk (opt_args): Allow argument to be enclosed in
6447 * doc/options.texi (Option properties): Mention new quoting syntax.
6449 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6451 * config/alpha/alpha.c (alpha_start_function):
6452 Handle VMS_DEBUG_MAIN_POINTER
6453 * config/alpha/vms.h (VMS_DEBUG_MAIN_POINTER): Define new macro.
6454 * doc/invoke.texi: Document -mdebug-main switch.
6456 2009-07-29 Richard Henderson <rth@redhat.com>
6458 * cgraph.c (cgraph_set_call_stmt_including_clones): Tidy.
6459 (cgraph_create_edge_including_clones): Likewise.
6460 * tree-inline.c (copy_bb): Operate on the correct edges
6461 when updating the callgraph.
6463 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6465 * config/alpha/vms-cc.c: Deleted.
6466 * config/alpha/vms-ld.c: Deleted.
6467 * config/alpha/t-vms64: Moved to config/vms
6468 * config/alpha/vms-crt0-64.c: Moved to config/vms
6469 * config/alpha/vms-crt0.c: Moved to config/vms
6470 * config/alpha/vms-psxcrt0-64.c: Moved to config/vms
6471 * config/alpha/vms-psxcrt0.c: Moved to config/vms
6472 * config/alpha/xm-vms.h: Moved to config/vms
6473 * config/alpha/x-vms: Moved to config/vms
6474 * config/alpha/t-vms (vcrt0.o, pcrt0.o): Move rules to new file
6476 * config/vms/t-vms: Moved here from config/alpha. Alpha specific
6477 parts removed. (STMP_FIXPROTO, STMP_FIXINC, LIMITS_H_TEST): Set.
6479 * config/vms/t-vms64: Moved here from config/alpha
6480 * config/vms/vms-crt0-64.c: Moved here from config/alpha.
6481 (argc,argv,envp): Enforce 32bit malloc'ing.
6482 * config/vms/vms-psxcrt0-64.c: Likewise.
6483 * config/vms/vms-crt0.c: Moved here from config/alpha.
6484 * config/vms/vms-psxcrt0.c: Likewise.
6485 * config/vms/vms-crtl-64.h: New file.
6486 * config/vms/vms-crtl.h: New file.
6487 * config/vms/vms.opt: New file.
6488 * config/vms/xm-vms64.h: New file.
6489 * config/vms/xm-vms.h: Moved here from config/alpha.
6490 (STANARD_EXEC_PREFIX, STANDARD_STARTFILE_PREFIX, STANDARD_INCLUDE_DIR):
6492 * config/vms/x-vms: Moved here from config/alpha.
6493 (version, VMS_EXTRA_PARTS): Moved to t-vms.
6494 (vms-ld.o, vms-cc.o): Removed.
6495 (LN, LN_S, USE_COLLECT2, POD2MAN): Set.
6497 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6499 * dwarf2out.c (add_name_and_src_coords_attributes): Push on the
6500 correct stack (obvious VMS fix).
6502 2009-07-29 Douglas B Rupp <rupp@gnat.com>
6504 * dwarf2out.c (output_file_names): Output VMS style file name, size,
6505 date, version info if VMS_DEBUGGING_INFO defined.
6506 * vmsdgbout.c (vms_file_stats_name): New functon. VMS style file name,
6507 size, date calculating code moved here.
6509 2009-07-29 Paul Brook <paul@codesourcery.com>
6511 * config/arm/lib1funcs.asm (clear_cache): Use ARM_FUNC_START and
6514 2009-07-29 Uros Bizjak <ubizjak@gmail.com>
6517 * config/alpha/alpha.c (alpha_expand_unaligned_store): Convert src
6518 to DImode when generating insq_le insn.
6520 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6522 * dwarf2out.c (DWARF2_INDIRECT_STRING_SUPPORT_MISSING_ON_TARGET):
6523 New macro set for VMS_DEBUGGGING_INFO.
6524 (AT_string_form): Use it.
6526 2009-07-28 DJ Delorie <dj@redhat.com>
6528 * config/mep/mep.c (vtext_section): New.
6529 (vftext_section): New.
6530 (ftext_section): New.
6531 (mep_select_section): Add support for functions.
6532 (mep_unique_section): Likewise.
6533 (mep_asm_init_sections): Likewise.
6534 (mep_encode_section_info): Remove it from here.
6536 * config/mep/mep.h (USE_SELECT_SECTION_FOR_FUNCTIONS): Define.
6538 2009-07-28 Paolo Bonzini <bonzinI@gnu.org>
6540 * tree.h (TREE_DEPRECATED): Document it is used for types too.
6541 (TYPE_VECTOR_OPAQUE): Use default_def_flag
6543 2009-07-28 Douglas B Rupp <rupp@gnat.com>
6545 * dwarf2out.c (output_file_names): Test new macro
6546 DWARF2_DIR_SHOULD_END_WITH_SEPARATOR.
6547 (add_comp_dir_attribute): Likewise.
6549 2009-07-28 Kai Tietz <kai.tietz@onevision.com>
6551 * config/i386/mingw-w64.h (LINK_SPEC): Add
6552 separating space between commands.
6554 2009-07-28 Jan Hubicka <jh@suse.cz>
6556 PR tree-optimization/40759
6557 * tree-ssa-dce.c (mark_virtual_phi_result_for_renaming): Mark all uses
6560 2009-07-27 DJ Delorie <dj@redhat.com>
6562 * config/mep/mep.c (mep_expand_builtin_saveregs): Make sure 64-bit
6563 types are dword-aligned.
6564 (mep_expand_va_start): Likewise.
6566 2009-07-27 Olivier Hainque <hainque@adacore.com>
6567 Douglas B Rupp <rupp@gnat.com>
6569 * convert.c (convert_to_pointer): Don't assume the target
6570 pointer type is POINTER_SIZE long. Fetch its precision instead.
6572 2009-07-27 Douglas B Rupp <rupp@gnat.com>
6574 * system.h (fopen): Undefine if macro.
6576 2009-07-27 Jakub Jelinek <jakub@redhat.com>
6578 * dwarf2out.c (output_cfi_p): Removed.
6579 (output_cfis): New function.
6580 (output_fde): New function, split from output_call_frame_info.
6581 (output_call_frame_info): Use it.
6582 (dwarf2out_switch_text_section): Use output_cfis.
6584 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6586 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Error build when
6587 TARGET_BI_ARCH is specified without enabling SJLJ.
6588 * config/i386/mingw32.h (MD_UNWIND_SUPPORT): Define MD_UNWIND_SUPPORT,
6589 if TARGET_64BIT and TARGET_BI_ARCH aren't defined.
6591 2009-07-26 Mikael Pettersson <mikpe@it.uu.se>
6593 * arm.md (negdi2): Use DImode if forcing a value into a register.
6595 2009-07-26 Ira Rosen <irar@il.ibm.com>
6597 PR tree-optimization/40801
6598 * tree-vect-stmts.c (vectorizable_call): Get previous copy
6599 of vector operand from the previous copy of vector statement.
6600 Pass the correct definition type value to
6601 vect_get_vec_def_for_stmt_copy().
6603 2009-07-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6605 * collect2.c (scan_libraries): Use CONST_CAST2 to perform char ** to
6606 const char ** conversion.
6608 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6610 * system.h (gcc_assert): Invoke __builtin_unreachable() instead of
6611 fancy_abort() if !ENABLE_ASSERT_CHECKING.
6612 (gcc_unreachable): Invoke __builtin_unreachable() if
6613 !ENABLE_ASSERT_CHECKING.
6615 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6617 PR rtl-optimization/40445
6618 * emit-rtl.c (next_nonnote_insn_bb): New function.
6619 * rtl.h (next_nonnote_insn_bb): Declare new function.
6620 * cfgcleanup.c (try_optimize_cfg): Don't remove an empty block
6621 with no successors that is the successor of the ENTRY_BLOCK.
6622 Continue from the top after removing an empty fallthrough block.
6623 * cfgrtl.c (get_last_bb_insn): Call next_nonnote_insn_bb instead
6624 of next_nonnote_insn.
6626 2009-07-25 David Daney <ddaney@caviumnetworks.com>
6628 * cfgcleanup.c (old_insns_match_p): Handle the case of empty blocks.
6630 2009-07-25 Martin Jambor <mjambor@suse.cz>
6632 * c-common.c (c_common_attribute_table): New element for noclone.
6633 (handle_noclone_attribute): New function. Forward-declare.
6634 * tree-inline.c (tree_versionable_function_p): Check for noclone
6636 * doc/extend.texi (Labels as Values): Document need for noclone.
6637 (Function Attributes): Document noclone attribute.
6639 2009-07-25 Jakub Jelinek <jakub@redhat.com>
6641 PR rtl-optimization/34999
6642 * dwarf2out.c (struct dw_fde_struct): Add dw_fde_switch_cfi
6643 and dw_fde_switched_cold_to_hot fields.
6644 (output_cfi_p): New function.
6645 (output_call_frame_info): If fde->dw_fde_switched_sections,
6646 output 2 FDEs instead of one with corrupted header.
6647 (dwarf2out_do_cfi_startproc): New function.
6648 (dwarf2out_begin_prologue): Use it. Initialize fde->dw_fde_switch_cfi
6649 and fde->dw_fde_switched_cold_to_hot.
6650 (dwarf2out_switch_text_section): Compute
6651 fde->dw_fde_switched_cold_to_hot. Switch to new text section here.
6652 If dwarf2out_do_cfi_asm, emit .cfi_endproc before it and call
6653 dwarf2out_do_cfi_startproc plus emit again currently active CFI insns.
6654 Otherwise, compute fde->dw_fde_switch_cfi.
6656 2009-07-24 Cary Coutant <ccoutant@google.com>
6658 * tree-cfg.c (assign_discriminator): Add explicit parentheses.
6660 2009-07-24 Cary Coutant <ccoutant@google.com>
6662 * cfghooks.c (split_block): Copy discriminator to new block.
6663 * tree-cfg.c (assign_discriminator): Check location of last
6664 instruction in block as well as first.
6666 2009-07-24 Uros Bizjak <ubizjak@gmail.com>
6668 * config/i386/linux.c: Use fputs or putc instead of fprintf
6670 * config/i386/gas.h: Ditto.
6671 * config/i386/x86-64.h: Ditto.
6672 * config/i386/att.h: Ditto.
6674 2009-07-24 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
6676 * expmed.c (emit_store_flag): Use a recursive call to optimize the
6679 2009-07-24 Martin Jambor <mjambor@suse.cz>
6681 * ipa-prop.h (struct ipa_node_params): New flag node_enqued.
6682 (ipa_push_func_to_list_1): Declare.
6683 (ipa_push_func_to_list): New function.
6685 * ipa-prop.c (ipa_push_func_to_list_1): New function.
6686 (ipa_init_func_list): Call ipa_push_func_to_list_1.
6687 (ipa_push_func_to_list): Removed.
6688 (ipa_pop_func_from_list): Clear node_enqueued flag.
6690 2009-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
6692 * config/s390/s390.c (override_options): Default
6693 max-unrolled-insns to 100 for z10 tuning.
6695 2009-07-24 Tobias Grosser <grosser@fim.uni-passau.de>
6697 * Makefile.in (TREE_DATA_REF_H, tree-vrp.o, tree-cfg.o, tree-if-conv.o
6698 tree-ssa-loop.o, tree-ssa-loop-niter.o, tree-ssa-loop-ivcanon.o,
6699 tree-ssa-loop-prefetch.o, tree-predcom.o, tree-affine.o,
6700 tree-scalar-evolution.o, tree-data-ref.o, tree-vect-loop.o,
6701 tree-vect-data-refs.o, tree-loop-linear.o, tree-loop-distribution.o
6702 tree-parloops.o, tree-pretty-printer.o, fold-const.o, tree-ssa-dce.o,
6703 lambda-code.o, params.o): Cleanup use of SCEV_H and TREE_DATA_REF_H.
6705 2009-07-24 Kai Tietz <kai.tietz@onevision.com>
6707 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR): Remove and
6708 use default set in mingw32.h header.
6709 * config/i386/mingw32.h (STANDARD_INCLUDE_DIR): Use for 32-bit and
6710 64-bit /mingw/include path.
6711 (STANDARD_STARTFILE_PREFIX_1): Use for 32-bit and 64-bit /mingw/lib
6714 2009-07-23 Neil Vachharajani <nvachhar@google.com>
6716 PR rtl-optimization/40209
6717 * loop-iv.c (iv_analysis_loop_init): Call df_note_add_problem.
6719 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6721 * config/i386/i386.c: Use ASM_LONG instead of .long. Concatenate
6722 ASM_LONG, LPREFIX, MCOUNT_NAME and PROFILE_COUNT_REGISTER strings
6723 with the rest of string where appropriate. Use fputs or putc
6724 instead of fprintf where appropriate.
6726 2009-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
6727 Pat Haugen <pthaugen@us.ibm.com>
6728 Revital Eres <ERES@il.ibm.com>
6730 * config/rs6000/vector.md: New file. Move most of the vector
6731 expander support here from altivec.md to allow for the VSX vector
6732 unit in the future. Add support for secondary_reload patterns.
6733 Rewrite the patterns for vector comparison, and vector comparison
6734 predicate instructions so that the RTL expresses the desired
6735 behavior, instead of using unspec.
6737 * config/rs6000/constraints.md ("f" constraint): Use
6738 rs6000_constraints to hold the precalculated register class.
6739 ("d" constraint): Ditto.
6740 ("wd" constraint): New constraint for VSX.
6741 ("wf" constraint): Ditto.
6742 ("ws" constraint): Ditto.
6743 ("wa" constraint): Ditto.
6744 ("wZ" constraint): Ditto.
6745 ("j" constraint): Ditto.
6747 * config/rs6000/predicates.md (vsx_register_operand): New
6749 (vfloat_operand): New predicate for vector.md.
6750 (vint_operand): Ditto.
6751 (vlogical_operand): Ditto.
6752 (easy_fp_constant): If VSX, 0.0 is an easy constant.
6753 (easy_vector_constant): Add VSX support.
6754 (altivec_indexed_or_indirect_operand): New predicate for
6755 recognizing Altivec style memory references with AND -16.
6757 * config/rs6000/rs6000.c (rs6000_vector_reload): New static global
6758 for vector secondary reload support.
6759 (rs6000_vector_reg_class): Delete, replacing it with
6761 (rs6000_vsx_reg_class): Ditto.
6762 (rs6000_constraints): New array to hold the register classes of
6763 each of the register constraints that can vary at runtime.
6764 (builtin_mode_to_type): New static array for builtin function type
6766 (builtin_hash_table): New static hash table for builtin function
6768 (TARGET_SECONDARY_RELOAD): Define target hook.
6769 (TARGET_IRA_COVER_CLASSES): Ditto.
6770 (rs6000_hard_regno_nregs_internal): If -mvsx, floating point
6771 registers are 128 bits if VSX memory reference instructions are used.
6772 (rs6000_hard_regno_mode_ok): For VSX, only check if the VSX memory
6774 (rs6000_debug_vector_unit): Move into rs6000_debug_reg_global.
6775 (rs6000_debug_reg_global): Move -mdebug=reg statements here.
6776 Print several of the scheduling related parameters.
6777 (rs6000_init_hard_regno_mode_ok): Switch to putting constraints in
6778 rs6000_constraints instead of rs6000_vector_reg_class. Move
6779 -mdebug=reg code to rs6000_debug_reg_global. Add support for
6780 -mvsx-align-128 debug switch. Drop testing float_p if VSX or
6781 Altivec. Add VSX support. Setup for secondary reload support on
6782 Altivec/VSX registers.
6783 (rs6000_override_options): Make power7 set the scheduling groups
6784 like the power5. Add support for new debug switches to override
6785 the scheduling defaults. Temporarily disable -mcpu=power7 from
6786 setting -mvsx. Add support for debug switches -malways-hint,
6787 -msched-groups, and -malign-branch-targets.
6788 (rs6000_buitlin_conversion): Add support for returning unsigned
6789 vector conversion functions to fix regressions due to stricter
6791 (rs6000_builtin_mul_widen_even): Ditto.
6792 (rs6000_builtin_mul_widen_odd): Ditto.
6793 (rs6000_builtin_vec_perm): Ditto.
6794 (rs6000_vec_const_move): On VSX, use xxlxor to clear register.
6795 (rs6000_expand_vector_init): Initial VSX support for using xxlxor
6797 (rs6000_emit_move): Fixup invalid const symbol_ref+reg that is
6799 (bdesc_3arg): Add builtins for unsigned types. Add builtins for
6800 VSX types for bit operations. Changes to accomidate vector.md.
6801 (bdesc_2arg): Ditto.
6802 (bdesc_1arg): Ditto.
6803 (struct builtin_description_predicates): Rewrite predicate
6804 handling so that RTL describes the operation, instead of passing
6805 the instruction to be used as a string argument.
6806 (bdesc_altivec_preds): Ditto.
6807 (altivec_expand_predicate_builtin): Ditto.
6808 (altivec_expand_builtin): Ditto.
6809 (rs6000_expand_ternop_builtin): Use a switch instead of an if
6810 statement for vsldoi support.
6811 (altivec_expand_ld_builtin): Change to use new names from vector.md.
6812 (altivec_expand_st_builtin): Ditto.
6813 (paired_expand_builtin): Whitespace changes.
6814 (rs6000_init_builtins): Add V2DF/V2DI types. Initialize the
6815 builtin_mode_to_type table for secondary reload. Call
6816 builtin_function_type to build random builtin functions.
6817 (altivec_init_builtins): Change to use builtin_function_type to
6818 create builtin function types dynamically as we need them.
6819 (builtin_hash_function): New support for hashing the tree types
6820 for builtin function as we need it, rather than trying to build
6821 all of the trees that we need. Add initial preliminary VSX support.
6822 (builtin_function_type): Ditto.
6823 (builtin_function_eq): Ditto.
6824 (builtin_hash_struct): Ditto.
6825 (rs6000_init_builtins): Ditto.
6826 (rs6000_common_init_builtins): Ditto.
6827 (altivec_init_builtins): Ditto.
6828 (rs6000_common_init_builtins): Ditto.
6829 (enum reload_reg_type): New enum for simplifing reg classes.
6830 (rs6000_reload_register_type): Simplify register classes into GPR,
6831 Vector, and other registers. Altivec and VSX addresses in reload.
6832 (rs6000_secondary_reload_inner): Ditto.
6833 (rs6000_ira_cover_classes): New target hook, that returns the
6834 appropriate cover classes, based on -mvsx being used or not.
6835 (rs6000_secondary_reload_class): Add VSX support.
6836 (get_vec_cmp_insn): Delete, rewrite vector conditionals.
6837 (get_vsel_insn): Ditto.
6838 (rs6000_emit_vector_compare): Rewrite vector conditional support
6839 so that where we can, we use RTL operators, instead of blindly use
6841 (rs6000_emit_vector_select): Ditto.
6842 (rs6000_emit_vector_cond_expr): Ditto.
6843 (rs6000_emit_minmax): Directly generate min/max under altivec, vsx.
6844 (create_TOC_reference): Add -mdebug=addr support.
6845 (emit_frame_save): VSX loads/stores need register indexed addressing.
6847 * config/rs6000/rs6000.md: Include vector.md.
6849 * config/rs6000/t-rs6000 (MD_INCLUDES): Add vector.md.
6851 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
6852 support for V2DI, V2DF in logical, permute, select operations.
6854 * config/rs6000/rs6000.opt (-mvsx-scalar-double): Add new debug
6855 switch for vsx/power7.
6856 (-mvsx-scalar-memory): Ditto.
6857 (-mvsx-align-128): Ditto.
6858 (-mallow-movmisalign): Ditto.
6859 (-mallow-df-permute): Ditto.
6860 (-msched-groups): Ditto.
6861 (-malways-hint): Ditto.
6862 (-malign-branch-targets): Ditto.
6864 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Delete, use target
6866 (IRA_COVER_CLASSES_PRE_VSX): Cover classes if not -mvsx.
6867 (IRA_COVER_CLASSES_VSX): Cover classes if -mvsx.
6868 (rs6000_vector_reg_class): Delete.
6869 (rs6000_vsx_reg_class): Ditto.
6870 (enum rs6000_reg_class_enum): New enum for the constraints that
6871 vary based on target switches.
6872 (rs6000_constraints): New array to hold the register class for all
6873 of the register constraints that vary based on the switches used.
6874 (ALTIVEC_BUILTIN_*_UNS): Add unsigned builtin functions.
6875 (enum rs6000_builtins): Add unsigned varients for the builtin
6876 declarations returned by target hooks for expanding multiplies,
6877 select, and permute operations. Add VSX builtins.
6878 (enum rs6000_builtin_type_index): Add entries for VSX.
6879 (V2DI_type_node): Ditto.
6880 (V2DF_type_node): Ditto.
6881 (unsigned_V2DI_type_node): Ditto.
6882 (bool_long_type_node): Ditto.
6883 (intDI_type_internal_node): Ditto.
6884 (uintDI_type_internal_node): Ditto.
6885 (double_type_internal_node): Ditto.
6887 * config/rs6000/altivec.md (whole file): Move all expanders to
6888 vector.md from altivec.md. Rename insn matching functions to be
6890 (UNSPEC_VCMP*): Delete, rewrite vector comparisons.
6891 (altivec_vcmp*): Ditto.
6892 (UNSPEC_VPERM_UNS): New, add for unsigned types using vperm.
6893 (VM): New iterator for moves that includes the VSX types.
6894 (altivec_vperm_<mode>): Add VSX types. Add unsigned types.
6895 (altivec_vperm_<mode>_uns): New, for unsigned types.
6896 (altivec_vsel_*): Rewrite vector comparisons and predicate builtins.
6897 (altivec_eq<mode>): Ditto.
6898 (altivec_gt<mode>): Ditto.
6899 (altivec_gtu<mode>): Ditto.
6900 (altivec_eqv4sf): Ditto.
6901 (altivec_gev4sf): Ditto.
6902 (altivec_gtv4sf): Ditto.
6903 (altivec_vcmpbfp_p): Ditto.
6905 2009-07-23 Richard Earnshaw <rearnsha@arm.com>
6907 * arm.md (split for ior/xor with shift and zero-extend): Cast op3 to
6910 2009-07-23 Uros Bizjak <ubizjak@gmail.com>
6913 * config/i386/i386.c (output_387_ffreep): Rewrite to use
6914 ASM_SHORT instead of .word.
6915 * config/i386/i386.md (*tls_global_dynamic_64): Use ASM_SHORT
6916 instead of .word in asm template.
6918 2009-07-22 Vladimir Makarov <vmakarov@redhat.com>
6921 * ira-lives.c (bb_has_abnormal_call_pred): New function.
6922 (process_bb_node_lives): Use it.
6924 * ira.c (setup_cover_and_important_classes): Don't setup
6925 ira_important_class_nums. Add cover classes to the end of
6927 (cover_class_order, comp_reg_classes_func, reorder_important_classes):
6929 (find_reg_class_closure): Use reorder_important_classes.
6931 * config/i386/i386.h (IRA_COVER_CLASSES): Remove.
6933 * config/i386/i386.c (i386_ira_cover_classes): New function.
6934 (TARGET_IRA_COVER_CLASSES): Redefine.
6936 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Add a comment about
6937 importance of order of cover classes in the array.
6939 2009-07-22 Diego Novillo <dnovillo@google.com>
6941 * tree-pass.h (TDF_EH): Define.
6942 * gimple-pretty-print.c (dump_gimple_stmt): If FLAGS
6943 contains TDF_EH, print the EH region number holding GS.
6944 * tree-dump.c (dump_options): Add "eh".
6945 * doc/invoke.texi: Document it.
6947 2009-07-22 Doug Kwan <dougkwan@google.com>
6949 * config/arm/arm.md (subdi3) Copy non-reg values to DImode registers.
6951 2009-07-22 Michael Matz <matz@suse.de>
6953 PR tree-optimization/35229
6954 PR tree-optimization/39300
6956 * tree-ssa-pre.c (includes): Include tree-scalar-evolution.h.
6957 (inhibit_phi_insertion): New function.
6958 (insert_into_preds_of_block): Call it for REFERENCEs.
6959 (init_pre): Initialize and finalize scalar evolutions.
6960 * Makefile.in (tree-ssa-pre.o): Depend on tree-scalar-evolution.h .
6962 2009-07-22 Uros Bizjak <ubizjak@gmail.com>
6964 * config/i386/predicates.md (zero_extended_scalar_load_operand):
6965 Use CONST_VECTOR_NUNITS to determine number of elements.
6967 2009-07-22 Andreas Krebbel <krebbel1@de.ibm.com>
6969 * config/s390/constraints.md (ZQ, ZR, ZS, ZT): New constraints.
6970 (U, W): Constraints are now deprecated and will be removed if we
6972 * config/s390/s390.md (U, W): Replaced with ZQZR, ZSZT throughout
6974 ("prefetch"): Add the stcmh instruction for prefetching.
6975 * config/s390/s390.c (s390_symref_operand_p): Function moved. No
6977 (s390_short_displacement): Return always true if compiling for
6978 machines not providing the long displacement facility.
6979 (s390_mem_constraint): Support the new constraint letter Z.
6980 (s390_check_qrst_address): New function.
6982 2009-07-21 DJ Delorie <dj@redhat.com>
6984 * config/mep/mep.c (mep_legitimize_arg): Leave control registers
6987 2009-07-21 Jason Merrill <jason@redhat.com>
6989 * c-common.c (max_tinst_depth): Increase default to 1024.
6991 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6993 * config/i386/sse.md (vec_unpacku_float_hi_v4si): New expander.
6994 (vec_unpacku_float_lo_v4si): Ditto.
6996 2009-07-21 Uros Bizjak <ubizjak@gmail.com>
6999 * config/i386/sse.md (sse2_cvtudq2ps): New expander.
7000 (enum ix86_builtins): Add IX86_BUILTIN_CVTUDQ2PS.
7001 (builtin_description): Add __builtin_ia32_cvtudq2ps.
7002 (ix86_vectorize_builtin_conversion): Handle IX86_BUILTIN_CVTUDQ2PS.
7004 2009-07-21 Jakub Jelinek <jakub@redhat.com>
7006 PR tree-optimization/40813
7007 * tree-inline.c (copy_bb): Regimplify RHS after last stmt, not before
7010 2009-07-21 Kaz Kojima <kkojima@gcc.gnu.org>
7012 * config/sh/sh.c (sh_gimplify_va_arg_expr): Wrap the result
7013 with a NOP_EXPR if needed.
7015 2009-07-21 Paul Brook <paul@codesourcery.com>
7017 * tree-vectorizer.c (increase_alignment): Handle nested arrays.
7018 Terminate debug dump with newline.
7020 2009-07-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7022 * pa.c (compute_zdepwi_operands): Limit deposit length to 32 - lsb.
7023 Cast "1" to unsigned HOST_WIDE_INT.
7024 (compute_zdepdi_operands): Limit maximum length to 64 bits. Limit
7025 deposit length to the maximum length - lsb. Extend length if
7026 HOST_BITS_PER_WIDE_INT is 32.
7028 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7030 * cgraph.h (constant_pool_htab): New function.
7031 (constant_descriptor_tree): Move from varasm.c.
7032 * varasm.c (constant_pool_htab): New function.
7033 (constant_descriptor_tree): Move to cgraph.h.
7035 2009-07-20 Olatunji Ruwase <tjruwase@google.com>
7037 * toplev.c: Invoke FINISH_UNIT callbacks before call to finalize().
7039 2009-07-20 Shujing Zhao <pearly.zhao@oracle.com>
7041 * Makefile.in (TREE_INLINE_H, tree-inline.o, cgraph.o): Remove
7044 2009-07-20 Xinliang David Li <davidxl@google.com>
7046 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add length check.
7048 2009-07-20 Adam Nemet <anemet@caviumnetworks.com>
7050 * config/mips/mips.md (move_type): Add arith.
7051 (type): Handle arith.
7052 (zero_extendsidi2): Rename this into ...
7053 (*zero_extendsidi2): ... this. Don't match if ISA_HAS_EXT_INS.
7054 (zero_extendsidi2): New expander.
7055 (*zero_extendsidi2_dext): New pattern.
7057 2009-07-20 Nick Clifton <nickc@redhat.com>
7059 * config.gcc (mips64-*-*): Add definition of tm_defines in order
7060 to set MIPS_ABI_DEFAULT.
7061 * config/mips/vr.h (MIPS_ABI_DEFAULT): Remove definition.
7063 2009-07-20 Jakub Jelinek <jakub@redhat.com>
7065 * tree-object-size.c (addr_object_size): Handle unions with
7066 array in it as last field of structs in __bos (, 1) as __bos (, 0).
7068 PR tree-optimization/40792
7069 * tree.c (build_function_type_skip_args): Remove bogus assert.
7071 2009-07-20 Jan Hubicka <jh@suse.cz>
7072 Martin Jambor <mjambor@suse.cz>
7074 * cgraph.h (combined_args_to_skip): New field.
7075 * cgraph.c (cgraph_create_virtual_clone): Properly handle
7076 combined_args_to_skip and args_to_skip.
7077 * tree-inline.c (update_clone_info): New function.
7078 (tree_function_versioning): Call update_clone_info.
7079 * cgraphunit.c: (cgraph_materialize_clone): Dump materialized
7081 (cgraph_materialize_all_clones): More extensive dumping, working
7082 with combined_args_to_skip rather than args_to_skip.
7084 2009-07-20 Ira Rosen <irar@il.ibm.com>
7086 * tree-vectorizer.h (vectorizable_condition): Add parameters.
7087 * tree-vect-loop.c (vect_is_simple_reduction): Support COND_EXPR.
7088 (get_initial_def_for_reduction): Likewise.
7089 (vectorizable_reduction): Skip the check of first operand in case
7090 of COND_EXPR. Add check that it is outer loop vectorization if
7091 nested cycle was detected. Call vectorizable_condition() for
7092 COND_EXPR. If reduction epilogue cannot be created do not fail for
7093 nested cycles (if it is not double reduction). Assert that there
7094 is only one type in the loop in case of COND_EXPR. Call
7095 vectorizable_condition() to vectorize COND_EXPR.
7096 * tree-vect-stmts.c (vectorizable_condition): Update comment.
7097 Add parameters. Allow nested cycles if called from
7098 vectorizable_reduction(). Use reduction vector variable if provided.
7099 (vect_analyze_stmt): Call vectorizable_reduction() before
7100 vectorizable_condition().
7101 (vect_transform_stmt): Update call to vectorizable_condition().
7103 2009-07-20 Christian Bruel <christian.bruel@st.com>
7105 * config/sh/sh.opt (-mfmovd): Resurrect and document.
7106 * doc/invoke.texi (-mfmovd): Likewise.
7107 * config/sh/sh.h (TARGET_FMOVD, MASK_FMOVD): Remove default setting.
7109 2009-07-20 Jan Hubicka <jh@suse.cz>
7111 * tree-ssa-dce.c (remove_dead_phis): Only look for abnormal PHIs
7112 when handling SSA name.
7114 2009-07-19 Jan Hubicka <jh@suse.cz>
7116 PR tree-optimization/40676
7117 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do renaming on all
7118 virtual PHIs in empty BBs.
7120 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7122 * combine.c (make_compound_operation) <SUBREG>: If force_to_mode
7123 re-expanded the compound use gen_lowpart instead to convert to the
7126 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7128 * combine.c (try_widen_shift_mode): Add COUNT, OUTER_CODE and
7129 OUTER_CONST arguments.
7130 <LSHIFTRT>: Use them to allow widening if the bits shifted in from
7131 the new wider mode will be masked off.
7132 (simplify_shift_const_1): Adjust calls to try_widen_shift_mode.
7134 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7136 * combine.c (try_widen_shift_mode) <LSHIFTRT>: Allow widening if the
7137 high-order bits are zero.
7139 2009-07-18 Adam Nemet <anemet@caviumnetworks.com>
7141 * combine.c (simplify_shift_const_1): Split code to determine
7143 (try_widen_shift_mode): ... here. Allow widening for ASHIFTRT if the
7144 new bits shifted in are identical to the old sign bit.
7146 2009-07-18 Richard Guenther <rguenther@suse.de>
7149 * gimplify.c (gimplify_call_expr): Reject code using results from
7150 functions returning void.
7152 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7154 * doc/md.texi: Document the new PowerPC "es" constraint.
7155 Document that "m" can include automodified addresses on this target,
7156 and explain how %U must be used. Extend the "Q" and "Z" documentation
7157 to suggest "es" as well as "m".
7158 * config/rs6000/constraints.md (es): New memory constraint.
7159 (Q, Z): Update strings to match new documentation.
7161 2009-07-18 Richard Sandiford <r.sandiford@uk.ibm.com>
7163 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Allow any
7164 offset from virtual_stack_vars_rtx and arg_pointer_rtx.
7165 * config/rs6000/predicates.md (volatile_mem_operand): Use
7166 offsettable_nonstrict_memref_p.
7167 * config/rs6000/rs6000.md (*floatsidf2_internal): Remove split check.
7168 (*floatunssidf2_internal): Likewise.
7169 (*fix_truncdfsi2_internal): Likewise.
7170 (*fix_trunctfsi2_internal): Likewise.
7172 2009-07-17 Anatoly Sokolov <aesok@post.ru>
7174 * config/avr/avr-devices.c (avr_mcu_t): Add atmega8u2, atmega16u2 and
7176 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
7178 2009-07-17 Richard Guenther <rguenther@suse.de>
7181 * tree-pass.h (pass_diagnose_omp_blocks): Declare.
7182 (pass_warn_unused_result): Likewise.
7183 (TODO_set_props): Remove.
7184 * omp-low.c (diagnose_omp_structured_block_errors): Change to
7186 (pass_diagnose_omp_blocks): Define.
7187 * c-decl.c (pop_file_scope): Do not finalize the CU here.
7188 (c_gimple_diagnostics_recursively): Remove.
7189 (finish_function): Do not call it.
7190 (c_write_global_declarations): Continue after errors.
7191 Finalize the CU here.
7192 * c-gimplify.c (c_genericize): Do not gimplify here.
7193 * c-common.c (c_warn_unused_result): Move ...
7194 * tree-cfg.c (do_warn_unused_result): ... here.
7195 (run_warn_unused_result): New function.
7196 (gate_warn_unused_result): New function.
7197 (pass_warn_unused_result): New pass.
7198 * c-common.h (c_warn_unused_result): Remove.
7199 * flags.h (flag_warn_unused_result): Declare.
7200 * c-opts.c (c_common_init_options): Enable flag_warn_unused_result.
7201 * opts.c (flag_warn_unused_result): Initialize to false.
7202 * toplev.c (compile_file): Add comment.
7203 * omp-low.c (create_omp_child_function): Do not register
7204 the function with the frontend.
7205 (diagnose_omp_structured_block_errors): Prepare to be
7206 called as optimization pass.
7207 (gate_diagnose_omp_blocks): New function.
7208 (pass_diagnose_omp_blocks): New pass.
7209 * cgraph.h (cgraph_optimize): Remove.
7210 (cgraph_analyze_function): Likewise.
7211 * cgraph.c (cgraph_add_new_function): Gimplify C++ thunks.
7212 * cgraphunit.c (cgraph_lower_function): Lower nested functions
7213 before their parents here.
7214 (cgraph_finalize_function): Not here.
7215 (cgraph_analyze_function): Gimplify functions here.
7216 (cgraph_finalize_compilation_unit): Continue after errors.
7217 Optimize the callgraph from here.
7218 (cgraph_optimize): Make static.
7219 * langhooks.c (write_global_declarations): Finalize the CU.
7220 * gimplify.c (gimplify_asm_expr): Do not emit ASMs with errors.
7221 (gimplify_function_tree): Assert we gimplify only once.
7222 Set PROP_gimple_any property.
7223 * tree-nested.c (gimplify_all_functions): New function.
7224 (lower_nested_functions): Gimplify all nested functions.
7225 * gimple.h (diagnose_omp_structured_block_errors): Remove.
7226 * passes.c (init_optimization_passes): Add pass_warn_unused_result
7227 and pass_diagnose_omp_blocks after gimplification. Do not
7228 set TODO_set_props on all_lowering_passes.
7229 (execute_one_pass): Do not handle TODO_set_props.
7230 * Makefile.in (cgraphunit.o): Add $(TREE_DUMP_H) dependency.
7231 (gimplify.o): Add tree-pass.h dependency.
7232 * tree-inline.c (copy_statement_list): Properly copy STATEMENT_LIST.
7233 (copy_tree_body_r): Properly handle TARGET_EXPR like SAVE_EXPR.
7234 (unsave_r): Likewise.
7235 * c-omp.c (c_finish_omp_atomic): Set DECL_CONTEXT on the
7238 2009-07-17 Sandra Loosemore <sandra@codesourcery.com>
7240 * doc/service.texi (Service): Restore previously removed link,
7241 which isn't broken after all.
7243 2009-07-17 Richard Guenther <rguenther@suse.de>
7245 PR tree-optimization/40321
7246 * tree-ssa-pre.c (add_to_exp_gen): Also add names defined by
7247 PHI nodes to the maximal set.
7248 (make_values_for_phi): Add PHI arguments to the maximal set.
7249 (execute_pre): Dump PHI_GEN and the maximal set.
7251 2009-07-17 Jakub Jelinek <jakub@redhat.com>
7254 * gimplify.c (gimplify_conversion): Don't change non-conversions into
7257 2009-07-16 Sandra Loosemore <sandra@codesourcery.com>
7259 * doc/extend.texi (Nested Functions): Replace broken link with
7261 * doc/service.texi (Service): Remove broken link.
7263 2009-07-16 H.J. Lu <hongjiu.lu@intel.com>
7266 * builtins.c (expand_builtin_memcmp): Use loc instead of
7267 EXPR_LOCATION (exp).
7268 (expand_builtin_strncmp): Likewise.
7270 2009-07-17 Aldy Hernandez <aldyh@redhat.com>
7271 Manuel López-Ibáñez <manu@gcc.gnu.org>
7274 * tree-complex.c, tree-loop-distribution.c, tree.c, tree.h,
7275 builtins.c, fold-const.c, omp-low.c, cgraphunit.c, tree-ssa-ccp.c,
7276 tree-ssa-dom.c, gimple-low.c, expr.c, tree-ssa-ifcombine.c,
7277 c-decl.c, stor-layout.c, tree-if-conv.c, c-typeck.c, gimplify.c,
7278 calls.c, tree-sra.c, tree-mudflap.c, tree-ssa-copy.c,
7279 tree-ssa-forwprop.c, c-convert.c, c-omp.c, varasm.c,
7280 tree-inline.c, c-common.c, c-common.h, gimple.c,
7281 tree-switch-conversion.c, gimple.h, tree-cfg.c, c-parser.c,
7282 convert.c: Add location argument to fold_{unary,binary,ternary},
7283 fold_build[123], build_call_expr, build_size_arg,
7284 build_fold_addr_expr, build_call_array, non_lvalue, size_diffop,
7285 fold_build1_initializer, fold_build2_initializer,
7286 fold_build3_initializer, fold_build_call_array,
7287 fold_build_call_array_initializer, fold_single_bit_test,
7288 omit_one_operand, omit_two_operands, invert_truthvalue,
7289 fold_truth_not_expr, build_fold_indirect_ref, fold_indirect_ref,
7290 combine_comparisons, fold_builtin_*, fold_call_expr,
7291 build_range_check, maybe_fold_offset_to_address, round_up,
7294 2009-07-16 Jason Merrill <jason@redhat.com>
7297 * c-common.c (c_common_reswords): Add __is_standard_layout
7299 * c-common.h (enum rid): Add RID_IS_STD_LAYOUT and RID_IS_TRIVIAL.
7300 * doc/implement-cxx.texi: New.
7301 * doc/gcc.texi: Include it.
7303 2009-07-16 DJ Delorie <dj@redhat.com>
7305 * config/m32c/m32c.c (m32c_compare_redundant): Avoid removing
7306 compares that may be indirectly affected by previous instructions.
7308 2009-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7310 * builtins.c (do_mpc_arg2): New.
7311 (fold_builtin_2): Fold builtin cpow.
7312 * real.h (HAVE_mpc_pow): New.
7314 2009-07-16 Bingfeng Mei <bmei@broadcom.com>
7316 * modulo-sched.c (sms_schedule): stage_count <= 1 as correct
7317 comparison to skip unprofitable schedule
7319 2009-07-16 Simon Baldwin <simonb@google.com>
7321 * gcc.c (option_map): New flag -no-canonical-prefixes.
7322 * (display_help): Print help text for new flag.
7323 * (process_command): Move options translation and language specifics
7324 and handle new flag early. Use it to set a function pointer to a
7325 prefix builder. Replace make_relative_prefix calls with calls to
7326 the function pointed to. Ignore new flag in regular options handling.
7327 * doc/invoke.texi (Overall Options): Documented -no-canonical-prefixes.
7329 2009-07-15 DJ Delorie <dj@redhat.com>
7331 * config/mep/mep.md (sibcall_internal): Change register to avoid
7333 (sibcall_value_internal): Likewise.
7335 2009-07-15 Eric Botcazou <ebotcazou@adacore.com>
7337 PR rtl-optimization/40710
7338 * resource.c (mark_target_live_regs): Reset DF problem to LR.
7340 2009-07-15 Adam Nemet <anemet@caviumnetworks.com>
7342 * config/mips/mips.md (*extenddi_truncate<mode>,
7343 *extendsi_truncate<mode>): Change type attribute to move_type
7344 with shift_shift. Split out code handling exts from here ...
7345 (*extend<GPR:mode>_truncate<SHORT:mode>_exts): ... to this new
7347 (*extendhi_truncateqi): Change type attribute to move_type with
7348 shift_shift. Split out code handling exts from here ...
7349 (*extendhi_truncateqi_exts): ... to this new pattern.
7351 2009-07-15 Uros Bizjak <ubizjak@gmail.com>
7353 * config/i386/sse.md (copysign<mode>3): Use "and-not" SSE instruction
7354 instead of "and" with inverted sign bit mask value. Use
7355 "nonimmediate_operand" for operand 1 and operand 2 predicate.
7356 Allocate registers only for operand 4 and operand 5.
7358 2009-07-15 Jakub Jelinek <jakub@redhat.com>
7361 * fold-const.c (fold_cond_expr_with_comparison): When folding
7362 < and <= to MIN, make sure the MIN uses the same type as the
7363 comparison's operands.
7365 2009-07-15 Richard Earnshaw <rearnsha@arm.com>
7367 * arm.md (ior_xor): New code iterator.
7368 (split for ior/xor with shift and zero-extend): New split pattern.
7369 * arm/predicates.md (subreg_lowpart_operator): New special predicate.
7371 2009-07-15 Richard Guenther <rguenther@suse.de>
7373 * tree-ssa-structalias.c (make_constraint_from_heapvar): Initialize
7376 2009-07-15 Richard Guenther <rguenther@suse.de>
7379 * alias.c (ao_ref_from_mem): Reject FUNCTION_DECL and LABEL_DECL bases.
7381 2009-07-15 Maxim Kuvyrkov <maxim@codesourcery.com>
7383 * config/m68k/linux-unwind.h (m68k_fallback_frame_state): Update to
7384 handle 2.6.30 kernel.
7386 2009-07-15 DJ Delorie <dj@redhat.com>
7388 * config/mep/mep.md (sibcall_internal): Change register to allow
7389 for 24-bit addresses.
7390 (sibcall_value_internal): Likewise.
7392 2009-07-14 Ghassan Shobaki <ghassan.shobaki@amd.com>
7394 * doc/invoke.texi: Added descriptions of the scheduling heuristics
7395 that are enabled/disabled by the flags introduced by a previous patch.
7397 2009-07-14 DJ Delorie <dj@redhat.com>
7399 * config/mep/mep.md (sibcall_internal): Include non-toggling
7401 (sibcall_value_internal): Likewise.
7403 2009-07-14 Taras Glek <tglek@mozilla.com>
7404 Rafael Espindola <espindola@google.com>
7406 * doc/sourcebuild.texi: Document install-plugin target.
7407 * configure.ac: Added install-plugin target to language makefiles.
7408 * configure: Regenerate.
7409 * Makefile.in: (install-plugin): Install more headers,
7410 depend on lang.install-plugin.
7412 2009-07-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
7414 * tree-vrp.c (vrp_evaluate_conditional): Mark strings for
7417 2009-07-14 DJ Delorie <dj@redhat.com>
7419 * config/mep/mep.c (mep_vliw_jmp_match): New function.
7420 * config/mep/mep-protos.h (mep_vliw_jmp_match): Prototype it.
7421 * config/mep/mep.md (sibcall_internal): Change test from
7422 mep_vliw_mode_match to mep_vliw_jmp_match.
7423 (sibcall_value_internal): Likewise.
7425 2009-07-14 Uros Bizjak <ubizjak@gmail.com>
7427 * config/i386/sse.md (copysign<mode>3): New expander.
7428 * config/i386/i386-protos.h (ix86_build_signbit_mask): New prototype.
7429 * config/i386/i386.c (ix86_build_signbit_mask): Make public.
7430 Use ix86_build_const_vector.
7431 (enum ix86_builtins): Add IX86_BUILTIN_CPYSGNPS and
7432 IX86_BUILTIN_CPYSGNPD.
7433 (builtin_description): Add __builtin_ia32_copysignps and
7434 __builtin_ia32_copysignpd.
7435 (ix86_builtin_vectorized_function): Handle BUILT_IN_COPYSIGN
7436 and BUILT_IN_COPYSIGNF.
7438 2009-07-13 Jason Merrill <jason@redhat.com>
7440 * builtins.c (can_trust_pointer_alignment): New fn.
7441 (get_pointer_alignment): Factor it out from here.
7442 * tree.h: Declare it.
7444 2009-07-14 David Edelsohn <edelsohn@gnu.org>
7446 * config/rs6000/predicates.md (offsettable_mem_operand): Test
7449 2009-07-14 Dodji Seketeli <dodji@redhat.com>
7453 * dwarf2.out.c (gen_type_die_with_usage): Added comment.
7455 2009-07-14 Richard Guenther <rguenther@suse.de>
7456 Andrey Belevantsev <abel@ispras.ru>
7459 * cfgexpand.c (partition_stack_vars): Do not bother to update
7460 alias information when not optimizing.
7462 2009-07-14 Richard Guenther <rguenther@suse.de>
7463 Andrey Belevantsev <abel@ispras.ru>
7465 * tree-ssa-alias.h (refs_may_alias_p_1): Declare.
7466 (pt_solution_set): Likewise.
7467 * tree-ssa-alias.c (refs_may_alias_p_1): Export.
7468 * tree-ssa-structalias.c (pt_solution_set): New function.
7469 * final.c (rest_of_clean_state): Free SSA data structures.
7470 * print-rtl.c (print_decl_name): Remove.
7471 (print_mem_expr): Implement in terms of print_generic_expr.
7472 * alias.c (ao_ref_from_mem): New function.
7473 (rtx_refs_may_alias_p): Likewise.
7474 (true_dependence): Query alias-export info.
7475 (canon_true_dependence): Likewise.
7476 (write_dependence_p): Likewise.
7477 * tree-dfa.c (get_ref_base_and_extent): For void types leave
7479 * emit-rtl.c (component_ref_for_mem_expr): Remove.
7480 (mem_expr_equal_p): Use operand_equal_p.
7481 (set_mem_attributes_minus_bitpos): Do not use
7482 component_ref_for_mem_expr.
7483 * cfgexpand.c (add_partitioned_vars_to_ptset): New function.
7484 (update_alias_info_with_stack_vars): Likewise.
7485 (partition_stack_vars): Call update_alias_info_with_stack_vars.
7486 * tree-ssa.c (delete_tree_ssa): Do not release SSA names
7487 explicitly nor clear stmt operands.
7488 Free the decl-to-pointer map.
7489 * tree-optimize.c (execute_free_datastructures): Do not free
7490 SSA data structures here.
7491 * tree-flow.h (struct gimple_df): Add decls_to_pointers member.
7492 * Makefile.in (emit-rtl.o): Add pointer-set.h dependency.
7493 (alias.o): Add tree-ssa-alias.h, pointer-set.h and $(TREE_FLOW_H)
7495 (print-rtl.o): Add $(DIAGNOSTIC_H) dependency.
7497 2009-07-13 DJ Delorie <dj@redhat.com>
7499 * config/mep/mep.h (CC1_SPEC): Tweak parameters to trigger
7500 unrolling at the right iteration count.
7502 * config/mep/mep.c (mep_expand_prologue): Fix frame pointer
7505 2009-07-13 Ghassan Shobaki <ghassan.shobaki@amd.com>
7507 * haifa-sched.c (rank_for_schedule): Introduced flags to
7508 enable/disable individual scheduling heuristics.
7509 * common.opt: Introduced flags to enable/disable individual
7510 heuristics in the scheduler.
7511 * doc/invoke.texi: Introduced flags to enable/disable individual
7512 heuristics in the scheduler.
7514 2009-07-13 Kai Tietz <kai.tietz@onevision.com>
7516 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Remove file
7517 config/i386/mingw-tls.c.
7518 * config/i386/mingw-tls.c: Removed.
7520 2009-07-13 Ira Rosen <irar@il.ibm.com>
7522 * tree-vect-loop.c (get_initial_def_for_reduction): Ensure that the
7523 checks access only relevant statements.
7524 (vectorizable_reduction): Likewise.
7526 2009-07-12 Kai Tietz <kai.tietz@onevision.com>
7528 * config/i386/cygming.h (TARGET_OS_CPP_BUILTINS): Define _X86_
7529 just for 32-bit case.
7531 2009-07-12 Jan Hubicka <jh@suse.cz>
7533 PR tree-optimization/40585
7534 * except.c (expand_resx_expr): When there already is resume
7535 instruction, produce linked list.
7536 (build_post_landing_pads): Assert that resume is empty.
7537 (connect_post_landing_pads): Handle resume lists.
7538 (dump_eh_tree): Dump resume list.
7540 2009-07-12 Ira Rosen <irar@il.ibm.com>
7542 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
7543 with additional argument.
7544 * tree-vectorizer.h (enum vect_def_type): Add
7545 vect_double_reduction_def.
7546 (vect_is_simple_reduction): Add argument.
7547 * tree-vect-loop.c (vect_determine_vectorization_factor): Fix
7549 (vect_analyze_scalar_cycles_1): Detect double reduction. Call
7550 vect_is_simple_reduction with additional argument.
7551 (vect_analyze_loop_operations): Handle exit phi nodes in case of
7553 (reduction_code_for_scalar_code): Handle additional codes by
7554 returning ERROR_MARK for them. Fix comment and indentation.
7555 (vect_is_simple_reduction): Fix comment, add argument to specify
7556 double reduction. Detect double reduction.
7557 (get_initial_def_for_induction): Fix indentation.
7558 (get_initial_def_for_reduction): Fix comment and indentation.
7559 Handle double reduction. Create initial definitions that do not
7560 require adjustment if ADJUSTMENT_DEF is NULL. Handle additional cases.
7561 (vect_create_epilog_for_reduction): Fix comment, add argument to
7562 handle double reduction. Use PLUS_EXPR in case of MINUS_EXPR in
7563 epilogue result extraction. Create double reduction phi node and
7564 replace relevant uses.
7565 (vectorizable_reduction): Call vect_is_simple_reduction with
7566 additional argument. Fix indentation. Update epilogue code treatment
7567 according to the changes in reduction_code_for_scalar_code. Check
7568 for double reduction. Call vect_create_epilog_for_reduction with
7569 additional argument.
7570 * tree-vect-stmts.c (process_use): Handle double reduction, update
7572 (vect_mark_stmts_to_be_vectorized): Handle double reduction.
7573 (vect_get_vec_def_for_operand): Likewise.
7575 2009-07-12 Danny Smith <dansmister@gmail.com>
7577 * config/i386/winnt.c (i386_pe_determine_dllexport_p): Don't
7578 dllexport if !TREE_PUBLIC.
7579 (i386_pe_maybe_record_exported_symbol): Assert TREE_PUBLIC.
7581 2009-07-11 Anatoly Sokolov <aesok@post.ru>
7583 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Redefine.
7584 (avr_extra_arch_macro) Remove declatation.
7585 * config/avr/avr.c (avr_cpu_cpp_builtins): New function.
7586 (avr_extra_arch_macro) Declare as static.
7587 * config/avr/avr-protos.h (avr_cpu_cpp_builtins): Dclare.
7589 2009-07-11 Jan Hubicka <jh@suse.cz>
7592 * except.c (can_be_reached_by_runtime): Test for NULL aka bitmap.
7594 2009-07-11 Jakub Jelinek <jakub@redhat.com>
7597 * dwarf2out.c (dw_fde_struct): Add in_std_section and
7598 cold_in_std_section bits.
7599 (dwarf2out_begin_prologue): Initialize them.
7600 (dwarf2out_finish): Don't emit FDE range into .debug_ranges
7601 if already covered by text_section or cold_text_section range.
7603 PR rtl-optimization/40667
7604 * defaults.h (MINIMUM_ALIGNMENT): Define if not defined.
7605 * doc/tm.texi (MINIMUM_ALIGNMENT): Document it.
7606 * config/i386/i386.h (MINIMUM_ALIGNMENT): Define.
7607 * config/i386/i386.c (ix86_minimum_alignment): New function.
7608 * config/i386/i386-protos.h (ix86_minimum_alignment): New prototype.
7609 * cfgexpand.c (expand_one_var): Use MINIMIM_ALIGNMENT.
7610 * emit-rtl.c (gen_reg_rtx): Likewise.
7611 * function.c (assign_parms): Likewise. If nominal_type needs
7612 bigger alignment than FUNCTION_ARG_BOUNDARY, use its alignment
7613 rather than passed_type's alignment.
7616 * function.c (assign_parm_setup_stack): Adjust
7617 MEM_OFFSET (data->stack_parm) if promoted_mode is different
7618 from nominal_mode on big endian.
7620 2009-07-11 Paolo Bonzini <bonzini@gnu.org>
7622 * expmed.c (emit_store_flag_1): Fix choice of zero vs. sign extension.
7624 2009-07-10 DJ Delorie <dj@redhat.com>
7626 * config/mep/mep.c (mep_can_inline_p): Correct logic, and simplify.
7628 2009-07-10 Mark Mitchell <mark@codesourcery.com>
7630 * config/arm/thumb2.md (thumb2_cbz): Correct computation of length
7632 (thumb2_cbnz): Likewise.
7634 2009-07-10 David Daney <ddaney@caviumnetworks.com>
7637 * config.gcc (supported_defaults): Add synci.
7638 (with_synci): Add validation.
7639 (all_defaults): Add synci.
7640 * config/mips/mips.md (clear_cache): Use TARGET_SYNCI instead of
7643 * config/mips/mips.opt (msynci): New option.
7644 * config/mips/mips.c (mips_override_options): Warn on use of
7645 -msynci for targets that do now support it.
7646 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
7648 * gcc/doc/invoke.texi (-msynci): Document the new option.
7649 * doc/install.texi (--with-synci): Document the new option.
7651 2009-07-10 Richard Guenther <rguenther@suse.de>
7653 PR tree-optimization/40496
7654 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Create
7655 the PHI result with a compatible type.
7657 2009-07-10 Manuel López-Ibáñez <manu@gcc.gnu.org>
7661 * c.opt (Wunused-result): New.
7662 * doc/invoke.texi: Document it.
7663 * c-common.c (c_warn_unused_result): Use it.
7665 2009-07-09 DJ Delorie <dj@redhat.com>
7667 * targhooks.c (default_target_can_inline_p): Rename from
7668 default_target_option_can_inline_p.
7669 * targhooks.h (default_target_can_inline_p): Likewise.
7670 * target-def.h (TARGET_CAN_INLINE_P): Rename from
7671 TARGET_OPTION_CAN_INLINE_P.
7672 * config/i386/i386.c (TARGET_CAN_INLINE_P): Likewise.
7673 * config/mep/mep.c (TARGET_CAN_INLINE_P): Likewise.
7674 (mep_target_can_inline_p): Rename from
7675 mep_target_option_can_inline_p.
7678 * config/mep/mep.h (FUNCTION_ARG_REGNO_P): Add coprocessor
7679 registers used to pass vectors.
7681 * config/mep/mep.c (mep_option_can_inline_p): Remove error call.
7683 2009-07-09 Tom Tromey <tromey@redhat.com>
7685 * unwind-dw2-fde-darwin.c: Include dwarf2.h.
7686 * config/mmix/mmix.c: Include dwarf2.h.
7687 * config/rs6000/darwin-fallback.c: Include dwarf2.h.
7688 * config/xtensa/unwind-dw2-xtensa.c: Include dwarf2.h.
7689 * config/sh/sh.c: Include dwarf2.h.
7690 * config/i386/i386.c: Include dwarf2.h.
7691 * Makefile.in (DWARF2_H): Remove 'elf'.
7692 * except.c: Include dwarf2.h.
7693 * unwind-dw2.c: Include dwarf2.h.
7694 * dwarf2out.c: Include dwarf2.h.
7695 * unwind-dw2-fde-glibc.c: Include dwarf2.h.
7696 * unwind-dw2-fde.c: Include dwarf2.h.
7697 * dwarf2asm.c: Include dwarf2.h.
7699 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7701 * haifa-sched.c (insn_finishes_cycle_p): New static function.
7702 (max_issue): Use it.
7703 * sched-int.h (struct sched_info: insn_finishes_block_p): New
7705 * sched-rgn.c (rgn_insn_finishes_block_p): Implement it.
7706 (region_sched_info): Update.
7707 * sched-ebb.c (ebb_sched_info): Update.
7708 * modulo-sched.c (sms_sched_info): Update.
7709 * sel-sched-ir.c (sched_sel_haifa_sched_info): Update.
7711 2009-07-09 Maxim Kuvyrkov <maxim@codesourcery.com>
7713 * varasm.c (build_constant_desc): Don't share RTL in pool entries.
7715 2009-07-09 Basile Starynkevitch <basile@starynkevitch.net>
7717 * plugin.c (try_init_one_plugin): passes RTLD_GLOBAL to dlopen.
7719 2009-07-09 Jakub Jelinek <jakub@redhat.com>
7722 * fold-const.c (fold_cond_expr_with_comparison): Don't replace
7723 arg1 with arg01 if arg1 is already INTEGER_CST.
7725 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7727 * simplify-rtx.c (simplify_binary_operation_1) <AND>:
7728 Transform (and (truncate)) into (truncate (and)).
7730 2009-07-08 Adam Nemet <anemet@caviumnetworks.com>
7732 * combine.c (make_extraction): Check TRULY_NOOP_TRUNCATION before
7733 creating LHS paradoxical subregs. Fix surrounding returns to
7734 use NULL_RTX rather than 0.
7736 2009-07-08 DJ Delorie <dj@redhat.com>
7738 * config/mep/mep.c: (mep_option_can_inline_p): New.
7739 (TARGET_OPTION_CAN_INLINE_P): Define.
7741 2009-07-08 Mark Wielaard <mjw@redhat.com>
7744 * dwarf2out.c (add_data_member_location_attribute): When we have
7745 only a constant offset don't emit a new location description using
7746 DW_OP_plus_uconst, but just add the constant with add_AT_int, when
7749 2009-07-08 Richard Henderson <rth@redhat.com>
7752 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move to i386.c.
7753 (enum reg_class): Add CLOBBERED_REGS.
7754 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Likewise.
7755 * config/i386/i386.c (ix86_conditional_register_usage): Moved
7756 from CONDITIONAL_REGISTER_USAGE; build CLOBBERED_REGS for 64-bit.
7757 (ix86_function_ok_for_sibcall): Tidy. Disallow MS->SYSV sibcalls.
7758 (ix86_expand_call): Use sibcall_insn_operand when needed. Don't
7759 force 64-bit sibcalls into R11.
7760 * config/i386/constraints.md (U): New constraint.
7761 * config/i386/i386.md (sibcall_1, sibcall_value_1): Use it.
7762 (sibcall_1_rex64, sibcall_value_1_rex64): Likewise.
7763 (sibcall_1_rex64_v, sibcall_value_1_rex64_v): Remove.
7765 2009-07-08 Shujing Zhao <pearly.zhao@oracle.com>
7767 * basic-block.h (dump_regset, debug_regset): Remove duplicate
7769 * c-objc-common.h (c_initialize_diagnostics): Ditto.
7770 * ebitmap.h (dump_ebitmap): Ditto.
7771 * optabs.h (optab_libfunc): Ditto.
7772 * tree.h (tree_expr_nonzero_warnv_p): Ditto.
7773 * tree-flow.h (vect_can_force_dr_alignment_p,
7774 get_vectype_for_scalar_type): Ditto.
7775 (vectorize_loops): Move prototype to ...
7776 * tree-vectorizer.h: ... here. Also, adjust comment.
7777 (vect_set_verbosity_level): Remove duplicate prototype.
7778 * tree-ssa-loop.c: Include tree-vectorizer.h.
7779 * Makefile.in (tree-ssa-loop.o): Depend on tree-vectorizer.h.
7781 2009-07-08 Nick Clifton <nickc@redhat.com>
7783 * config/i386/unix.h (ASM_COMMENT_START): Add a space after the
7786 2009-07-08 DJ Delorie <dj@redhat.com>
7788 * config/mep/mep-ivc2.cpu (cpmovtocsar0_C3, cpmovtocsar1_C3,
7789 cpmovtocc_C3, cpmovtocsar0_P0S_P1, cpmovtocsar1_P0S_P1,
7790 cpmovtocc_P0S_P1): Mark volatile. Note which registers are
7792 * config/mep/intrinsics.md: Regenerated.
7793 * config/mep/mep.c (mep_interrupt_saved_reg): Save IVC2 control
7794 registers when asm() or calls are detected.
7796 2009-07-08 Manuel López-Ibáñez <manu@gcc.gnu.org>
7799 * gimplify.c (gimplify_expr): Propagate no_warning flag when
7801 * gimple (gimple_build_call_from_tree): Likewise.
7802 * tree-cfg.c (remove_useless_stmts_warn_notreached): Check
7803 no_warning flag before warning.
7805 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7807 * tree.c (set_expr_locus): Remove.
7808 * tree.h (EXPR_LOCUS,SET_EXPR_LOCUS,set_expr_locus): Remove.
7809 * c-typeck.c (c_finish_stmt_expr): Replace EXPR_LOCUS by
7811 * gimplify.c (internal_get_tmp_var): Likewise.
7812 (gimplify_call_expr): Likewise.
7813 (gimplify_one_sizepos): Likewise.
7815 2009-07-07 Eric Botcazou <ebotcazou@adacore.com>
7818 * dbxout.c (dbxout_symbol) <PARM_DECL>: Deal with parameters pointing
7819 to variables for debugging purposes.
7821 2009-06-23 Mark Loeser <mark@halcy0n.com>
7824 * Makefile.in (gcc.pod): Depend on gcc-vers.texi.
7826 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7828 * pretty-print.c (pp_base_format): Remove %J.
7829 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7830 gcc_cxxdiag_char_table): Likewise.
7831 (init_dynamic_diag_info): Likewise.
7833 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7835 * pretty-print.c (pp_base_format): Remove %H.
7836 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
7837 gcc_cxxdiag_char_table): Likewise.
7838 (init_dynamic_diag_info): Likewise.
7839 * config/mep/mep.c (mep_select_section): Likewise.
7841 2009-07-07 Duncan Sands <baldrick@free.fr>
7843 * final.c (pass_clean_state): Give the pass a name.
7844 * passes.c (pass_rest_of_compilation): Likewise.
7845 * tree-optimize.c (pass_all_optimizations): Likewise.
7847 2009-07-07 H.J. Lu <hongjiu.lu@intel.com>
7849 * config/ia64/ia64.c (ia64_handle_model_attribute): Remove
7850 an extra 'decl' for error_at.
7852 2009-07-07 Jakub Jelinek <jakub@redhat.com>
7855 * tree-tailcall.c (adjust_return_value_with_ops,
7856 create_tailcall_accumulator): Set DECL_GIMPLE_REG_P on the temporary
7857 if it has complex or vector type.
7859 2009-07-07 Olivier Hainque <hainque@adacore.com>
7861 * config/alpha/t-osf4 (SHLIB_LINK): Do not hide the dummy weak
7864 2009-07-07 Basile Starynkevitch <basile@starynkevitch.net>
7866 * Makefile.in: added more lists of includes to PLUGIN_HEADERS.
7868 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7870 * cgraphunit.c: Replace %J by an explicit location. Update all calls.
7871 * c-decl.c: Likewise.
7872 * function.c: Likewise.
7873 * varasm.c: Likewise.
7874 * tree-ssa.c: Likewise.
7875 * c-common.c: Likewise.
7876 * tree-cfg.c: Likewise.
7877 * config/spu/spu.c: Likewise.
7878 * config/ia64/ia64.c: Likewise.
7879 * config/v850/v850.c: Likewise.
7881 2009-07-06 DJ Delorie <dj@redhat.com>
7883 * config/mep/mep-core.cpu (fsft, ssarb): Mark as VOLATILE.
7884 * config/mep/mep-ivc2.cpu (many): Add VOLATILE to more insns that make
7885 unspecified accesses to control registers.
7886 * config/mep/intrinsics.md: Regenerate.
7887 * config/mep/intrinsics.h: Regenerate.
7888 * config/mep/mep-intrin.h: Regenerate.
7890 2009-07-07 Manuel López-Ibáñez <manu@gcc.gnu.org>
7892 * c-lex.c: Replace %H by an explicit location. Update all calls.
7893 * c-common.c: Likewise.
7894 * c-decl.c: Likewise.
7895 * c-typeck.c: Likewise.
7896 * fold-const.c: Likewise.
7897 * gimplify.c: Likewise.
7899 * tree-cfg.c: Likewise.
7900 * tree-ssa-loop-niter.c: Likewise.
7901 * tree-vrp.c: Likewise.
7902 * value-prof.c: Likewise.
7904 2009-07-06 Diego Novillo <dnovillo@google.com>
7906 * tree-dfa.c (dump_variable): Write DECL_INITIAL for VAR
7907 if it has one. Handle cases where VAR does not have an
7908 annotation or cfun is NULL.
7910 2009-07-06 Diego Novillo <dnovillo@google.com>
7912 * tree.c: Include debug.h.
7913 (initialize_tree_contains_struct): New.
7914 (init_ttree): Call it.
7915 (tree_node_structure_for_code): Factor out of ...
7916 (tree_node_structure): ... here.
7917 * treestruct.def (TS_PHI_NODE): Remove.
7918 (TS_GIMPLE_STATEMENT): Remove.
7920 2009-07-06 Diego Novillo <dnovillo@google.com>
7922 * tree-pretty-print.c (dump_generic_node): Protect against NULL op0.
7923 (debug_tree_chain): Handle cycles.
7925 2009-07-06 Nick Clifton <nickc@redhat.com>
7926 DJ Delorie <dj@redhat.com>
7928 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
7929 __FMOVD_ENABLED__ is defined.
7931 (TARGET_FMOVD): Provide a default definition.
7932 (MASK_FMOVD): Likewise.
7933 (TARGET_CPU_CPP_BUILTINS): Define
7934 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
7935 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
7936 two fmov instructions depending upon whether TARGET_FMOVD is enabled.
7937 (split for DF load from memory into register): Also handle
7938 MEMs which consist of REG+DISP addressing.
7939 (split for DF store from register to memory): Likewise.
7940 (movsf_ie): Always use single fp_mode.
7941 * config/sh/sh.c (sh_override_options): Do not automatically
7942 enable TARGET_MOVD for the SH2A when supporting doubles - leave
7943 that to the -mfmovd command line switch.
7944 (broken_move): Do not restrict fldi test to only the SH4 and SH4A.
7945 (fldi_ok): Always allow.
7946 * config/sh/sh.opt (mfmovd): Remove this switch.
7947 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
7949 2009-07-06 J"orn Rennecke <joern.rennecke@arc.com>
7950 Kaz Kojima <kkojima@gcc.gnu.org>
7952 PR rtl-optimization/30807
7953 * postreload.c (reload_combine): For every new use of REG_SUM,
7954 record the use of BASE.
7956 2009-07-06 Jan Hubicka <jh@suse.cz>
7958 * params.def: Revert my accidental commit at 2009-06-30.
7960 2009-07-04 Ian Lance Taylor <iant@google.com>
7963 * config/i386/msformat-c.c (mingw_format_attributes): Declare as
7965 (mingw_format_attribute_overrides): Likewise.
7967 2009-07-04 Jakub Jelinek <jakub@redhat.com>
7970 * dwarf2out.c (based_loc_descr): For crtl->stack_realign_tried
7971 don't check cfa.reg. Instead of cfa.indirect use
7972 fde && fde->drap_reg != INVALID_REGNUM test.
7974 2009-07-04 Eric Botcazou <ebotcazou@adacore.com>
7976 * postreload.c (reload_combine): Replace CONST_REG with INDEX_REG.
7978 2009-07-03 Vladimir Makarov <vmakarov@redhat.com>
7981 * ira.c (build_insn_chain): Use DF_LR_OUT instead of df_get_live_out.
7983 2009-07-03 Richard Guenther <rguenther@suse.de>
7985 PR tree-optimization/40640
7986 * tree-switch-conversion.c (build_arrays): Perform arithmetic
7989 2009-07-03 Jan Hubicka <jh@suse.cz>
7991 * ipa-inline.c (cgraph_decide_inlining_incrementally): When optimizing
7992 for size, reduce amount of inlining.
7994 2009-07-03 Richard Guenther <rguenther@suse.de>
7997 * tree-chrec.c (chrec_convert_1): Fold (T2)(t +- x) to (T2)t +- (T2)x
7998 if t +- x is known to not overflow and the conversion widens the
8000 * Makefile.in (tree-chrec.o): Add $(FLAGS_H) dependency.
8002 2009-07-03 Jan Hubicka <jh@suse.cz>
8004 * ipa-pure-const.c (analyze): Update loop optimizer init.
8005 * tree-ssa-loop-iv-canon.c (empty_loop_p, remove_empty_loop,
8006 try_remove_empty_loop, remove_empty_loops): Remove.
8007 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): Remove.
8008 * tree-ssa-dce.c (find_obviously_necessary_stmts): Use finiteness info
8009 to mark regular loops as neccesary.
8010 (degenerate_phi_p): New function.
8011 (propagate_necessity, remove_dead_phis): Use it.
8012 (forward_edge_to_pdom): Likewise.
8013 (eliminate_unnecessary_stmts): Take care to remove uses of results of
8014 virtual PHI nodes that became unreachable.
8015 (perform_tree_ssa_dce): Initialize/deinitialize loop optimizer.
8016 * tree-flow.h (remove_empty_loops): Remove.
8017 * passes.c (init_optimization_passes): Remove.
8019 2009-07-03 Uros Bizjak <ubizjak@gmail.com>
8021 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1): Use
8022 can_create_pseudo_p.
8023 (*fix_trunc<mode>_i387_1): Ditto.
8024 (*floathi<mode>2_1): Ditto.
8025 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): Ditto.
8026 (*fistdi2_1): Ditto.
8027 (*fist<mode>2_1): Ditto.
8028 (frndintxf2_floor): Ditto.
8029 (*fist<mode>2_floor_1): Ditto.
8030 (frndintxf2_ceil): Ditto.
8031 (*fist<mode>2_ceil_1): Ditto.
8032 (frndintxf2_trunc): Ditto.
8033 (frndintxf2_mask_pm): Ditto.
8034 (fxam<mode>2_i387_with_temp): Ditto.
8035 * config/i386/sse.md (mulv16qi3): Ditto.
8036 (*sse2_mulv4si3): Ditto.
8038 (sse4_2_pcmpestr): Ditto.
8039 (sse4_2_pcmpistr): Ditto.
8041 2009-07-03 Jan Hubicka <jh@suse.cz>
8043 * tree-ssa-dce.c (bb_contains_live_stmts): New bitmap.
8044 (mark_stmt_necessary): Set it.
8045 (mark_operand_necessary): Set it.
8046 (mark_control_dependent_edges_necessary): Set it.
8047 (mark_virtual_phi_result_for_renaming): New function.
8048 (get_live_post_dom): New function.
8049 (forward_edge_to_pdom): New function.
8050 (remove_dead_stmt): Fix handling of control dependences.
8051 (tree_dce_init): Init new bitmap.
8052 (tree_dce_done): Free it.
8054 2009-07-02 Richard Guenther <rguenther@suse.de>
8057 * tree-ssa-structalias.c (new_var_info): Initialize
8060 2009-07-02 Jan Hubicka <jh@suse.cz>
8062 * ipa-pure-const.c (check_op): Use PTA info to see if indirect_ref is
8065 2009-07-02 Paolo Bonzini <bonzini@gnu.org>
8067 * expmed.c (emit_cstore, emit_store_flag_1): Accept target_mode
8068 instead of recomputing it. Adjust calls.
8069 (emit_store_flag): Adjust recursive calls.
8071 2009-07-02 Richard Guenther <rguenther@suse.de>
8073 * tree-ssa-live.c (remove_unused_locals): Do not remove
8075 * tree-ssa-structalias.c (handle_lhs_call): Delay setting
8076 of DECL_EXTERNAL for HEAP variables.
8077 (compute_points_to_sets): Set DECL_EXTERNAL for escaped
8078 HEAP variables. Do not adjust RESTRICT vars.
8079 (find_what_var_points_to): Nobody cares if something
8082 2009-07-02 Ben Elliston <bje@au.ibm.com>
8084 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Move
8085 pc_low and pc_high declarations to the top of the function.
8087 2009-07-01 DJ Delorie <dj@redhat.com>
8089 * config/mep/mep.c (mep_handle_option): Leave IVC2 control
8091 (mep_interrupt_saved_reg): Save appropriate IVC2 control registers.
8092 * config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
8093 unspecified accesses to control registers.
8094 * config/mep/intrinsics.md: Regenerate.
8095 * config/mep/intrinsics.h: Regenerate.
8096 * config/mep/mep-intrin.h: Regenerate.
8098 2009-07-01 Anthony Green <green@moxielogic.com>
8100 * config/moxie/moxie.c (moxie_expand_prologue): Use dec
8101 instruction when possible.
8102 (moxie_expand_prologue): Ditto. Also, save an instruction and
8103 some complexity by popping off of $r12 instead of $sp.
8104 * config/moxie/moxie.md (movsi_pop): Don't assume $sp. Take two
8107 2009-07-01 Richard Henderson <rth@redhat.com>
8110 * function.c (reposition_prologue_and_epilogue_notes): If epilogue
8111 contained no insns, reposition note before last insn.
8113 2009-07-01 Richard Henderson <rth@redhat.com>
8116 * dwarf2out.c (def_cfa_1): Revert 2009-06-11 change for
8117 DW_CFA_def_cfa_offset and DW_CFA_def_cfa.
8119 2009-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
8122 * config/rs6000/rs6000.c (print_operand): Undo change that breaks
8123 darwin9 for printing reg addresses with %y.
8125 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8127 * combine.c (force_to_mode): Handle TRUNCATE. Factor out
8128 truncation from operands in binary operations.
8130 2009-07-01 Adam Nemet <anemet@caviumnetworks.com>
8133 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
8134 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
8135 subreg of op0 to the original op0.
8137 * expmed.c (store_bit_field_1): Use a temporary as the destination
8138 instead of a paradoxical subreg when we need to truncate the result.
8140 2009-07-01 DJ Delorie <dj@redhat.com>
8142 * config/mep/mep-ivc2.cpu (cmov, cmovc, cmovh): Add intrinsic
8143 names to VLIW variants.
8144 (ivc2rm, ivc2crn): Make data type consistent with non-VLIW variants.
8145 * config/mep/intrinsics.md: Regenerate.
8146 * config/mep/intrinsics.h: Regenerate.
8147 * config/mep/mep-intrin.h: Regenerate.
8149 2009-07-01 Jakub Jelinek <jakub@redhat.com>
8152 * jump.c (returnjump_p): Revert last patch.
8153 * dwarf2out.c (dwarf2out_begin_epilogue): Handle SEQUENCEs.
8155 2009-07-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8158 * pa.md (casesi32p): Use jump table label to determine the offset
8160 (casesi64p): Likewise.
8162 * pa.c (forward_branch_p): Return bool type. Use instruction
8163 addresses when available. Assert that INSN has a jump label.
8164 (pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
8167 2009-07-01 Richard Guenther <rguenther@suse.de>
8169 PR tree-optimization/19831
8170 * tree-ssa-dce.c (propagate_necessity): Calls to functions
8171 that only act as barriers do not make any previous stores necessary.
8172 * tree-ssa-structalias.c (handle_lhs_call): Delay making
8173 HEAP variables global, do not add a constraint from nonlocal.
8174 (find_func_aliases): Handle escapes through return statements.
8175 (compute_points_to_sets): Make escaped HEAP variables global.
8177 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8180 * expmed.c (emit_store_flag): Perform a conversion if necessary,
8181 after reducing a DImode cstore to SImode.
8183 2009-07-01 Paolo Bonzini <bonzini@gnu.org>
8185 * expr.c (expand_expr_real_1): Reinstate fallthrough to
8186 TRUTH_ANDIF_EXPR if do_store_flag returns NULL.
8188 2009-07-01 Maciej W. Rozycki <macro@linux-mips.org>
8190 * config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
8191 * config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
8193 * config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
8194 and umod_optab if TARGET_BSD_DIVMOD.
8195 * config/vax/lib1funcs.asm: New file.
8196 * config/vax/t-linux: New file.
8197 * config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
8199 2009-06-30 Jakub Jelinek <jakub@redhat.com>
8202 * convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
8203 to type arguments that have void type.
8206 * dwarf2out.c (gen_formal_parameter_die): Call
8207 equate_decl_number_to_die if node is different from origin.
8209 2009-06-30 Anthony Green <green@moxielogic.com>
8211 Clean up moxie port for --enable-build-with-cxx.
8212 * config/moxie/moxie.c (moxie_function_value): First two
8213 parameters are const_tree, not tree.
8214 * config/moxie/moxie.h (enum reg_class): Rename CC_REG to CC_REGS.
8215 (REG_CLASS_NAMES): Ditto.
8216 (REGNO_REG_CLASS): Ditto.
8217 * config/moxie/moxie-protos.h (moxie_override_options): Declare.
8218 (moxie_function_value): Fix constyness of arguments.
8220 2009-06-30 Eric Botcazou <ebotcazou@adacore.com>
8222 * cgraphunit.c (cgraph_finalize_compilation_unit): Call
8223 finalize_size_functions before further processing.
8224 * stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
8225 (variable_size): Call self_referential_size on size expressions
8226 that contain a PLACEHOLDER_EXPR.
8227 (size_functions): New static variable.
8228 (copy_self_referential_tree_r): New static function.
8229 (self_referential_size): Likewise.
8230 (finalize_size_functions): New global function.
8231 * tree.c: Include tree-inline.h.
8232 (push_without_duplicates): New static function.
8233 (find_placeholder_in_expr): New global function.
8234 (substitute_in_expr) <tcc_declaration>: Return the replacement object
8236 <tcc_expression>: Likewise.
8237 <tcc_vl_exp>: If the replacement object is a constant, try to inline
8238 the call in the expression.
8239 * tree.h (finalize_size_functions): Declare.
8240 (find_placeholder_in_expr): Likewise.
8241 (FIND_PLACEHOLDER_IN_EXPR): New macro.
8242 (substitute_placeholder_in_expr): Update comment.
8243 * tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
8245 (copy_tree_body_r): Likewise.
8246 (copy_tree_body): New static function.
8247 (maybe_inline_call_in_expr): New global function.
8248 * tree-inline.h (struct copy_body_data): Add do_not_unshare field.
8249 (maybe_inline_call_in_expr): Declare.
8250 * Makefile.in (tree.o): Depend on TREE_INLINE_H.
8251 (stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
8254 2009-06-30 Richard Guenther <rguenther@suse.de>
8256 * tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
8258 (propagate_necessity): Do not mark reaching defs of stores
8261 2009-06-30 Jan Hubicka <jh@suse.cz>
8263 * cfgloopanal.c (check_irred): Move into ...
8264 (mark_irreducible_loops): ... here; return true if ireducible
8266 * ipa-pure-const.c: Include cfgloop.h and tree-scalar-evolution.h
8267 (analyze_function): Try to prove loop finiteness.
8268 * cfgloop.h (mark_irreducible_loops): Update prototype.
8269 * Makefile.in (ipa-pure-const.o): Add dependency on SCEV and CFGLOOP.
8271 2009-06-30 Basile Starynkevitch <basile@starynkevitch.net>
8273 * Makefile.in (PLUGIN_HEADERS): added ggc, tree-dump, pretty-print.
8275 2009-06-30 Ira Rosen <irar@il.ibm.com>
8277 PR tree-optimization/40542
8278 * tree-vect-stmts.c (vect_analyze_stmt): Don't vectorize volatile
8281 2009-06-30 Martin Jambor <mjambor@suse.cz>
8283 PR tree-optimization/40582
8284 * tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
8285 than useless_type_conversion_p.
8286 (generate_subtree_copies): Increment sra_stats.subtree_copies at a
8289 2009-06-30 Martin Jambor <mjambor@suse.cz>
8292 * tree-sra.c (sra_modify_expr): Add access->offset to start_offset.
8294 2009-06-30 Richard Guenther <rguenther@suse.de>
8296 * tree-ssa-alias.c (walk_aliased_vdefs_1): Change interface to
8297 use ao_ref references.
8298 (walk_aliased_vdefs): Likewise.
8299 * tree-ssa-alias.h (walk_aliased_vdefs): Adjust prototype.
8300 * tree-ssa-dce.c (struct ref_data): Remove.
8301 (mark_aliased_reaching_defs_necessary_1): Use the ao_ref argument.
8302 (mark_aliased_reaching_defs_necessary): Adjust.
8303 (mark_all_reaching_defs_necessary_1): Likewise.
8305 2009-06-30 Paolo Bonzini <bonzini@gnu.org>
8308 * expmed.c (emit_cstore): New name of emit_store_flag_1.
8309 (emit_store_flag_1): Extract from emit_store_flag, adjust
8310 calls to (what now is) emit_cstore.
8311 (emit_store_flag): Call emit_store_flag_1 and also use it
8312 for what used to be recursive calls.
8314 2009-06-30 Wei Guozhi <carrot@google.com>
8317 * tree-ssa-sink.c (statement_sink_location): Stop sinking expression
8318 if the target bb post dominates from bb.
8319 * config/i386/i386.c (memory_address_length): Check existence of base
8320 register before using it.
8322 2009-06-30 Nick Clifton <nickc@redhat.com>
8323 DJ Delorie <dj@redhat.com>
8325 * config.sh/lib1funcs.h (FMOVD_WORKS): Only define if
8326 __FMOVD_ENABLED__ is defined.
8328 (TARGET_FMOVD): Provide a default definition.
8329 (MASK_FMOVD): Likewise.
8330 (TARGET_CPU_CPP_BUILTINS): Define
8331 __FMOVD_ENABLED__ if TARGET_FMOVD is true.
8332 * config/sh/sh.md (movdf_i4): For alternative 0 use either one or
8333 two fmov instructions depending upon whether TARGET_FMOVD is
8335 (split for DF load from memory into register): Also handle
8336 MEMs which consist of REG+DISP addressing.
8337 (split for DF store from register to memory): Likewise.
8338 * config/sh/sh.opt (mfmovd): Remove this switch.
8339 * doc/invoke.texi (-mfmovd): Remove documentation of this switch.
8340 * config/sh/sh.c (sh_override_options): Do not automatically
8341 enable TARGET_MOVD for the SH2A when supporting doubles - leave
8342 that to the -mfmovd command line switch.
8344 * config/sh/sh.c (broken_move): Do not restrict fldi test to only
8346 (fldi_ok): Always allow.
8347 * config/sh/sh.md (movsf_ie): Always use single fp_mode.
8349 2009-06-29 DJ Delorie <dj@redhat.com>
8351 * doc/install.texi (mep-x-elf): Correct chip's full name.
8353 2009-06-29 H.J. Lu <hongjiu.lu@intel.com>
8355 * doc/extend.texi: Fix typo.
8357 2009-06-29 Tom Tromey <tromey@redhat.com>
8360 * Makefile.in (DWARF2_H): New variable.
8362 (dwarf2out.o): Likewise.
8363 (dwarf2asm.o): Likewise.
8364 * config/i386/t-i386: Use DWARF2_H.
8365 * except.c: Include elf/dwarf2.h.
8366 * unwind-dw2.c: Include elf/dwarf2.h.
8367 * dwarf2out.c: Include elf/dwarf2.h.
8368 (dw_loc_descr_struct) <dw_loc_opc>: Now a bitfield.
8369 <dtprel>: New field.
8370 (dwarf_stack_op_name): Don't handle INTERNAL_DW_OP_tls_addr.
8371 (size_of_loc_descr): Likewise.
8372 (output_loc_operands_raw): Likewise.
8373 (output_loc_operands): Handle new dtprel field.
8374 (loc_checksum): Update.
8375 (loc_descriptor_from_tree_1) <VAR_DDECL>: Set dtprel field.
8376 * unwind-dw2-fde-glibc.c: Include elf/dwarf2.h.
8377 * unwind-dw2-fde.c: Include elf/dwarf2.h.
8378 * dwarf2asm.c: Include elf/dwarf2.h.
8379 * unwind-dw2-fde-darwin.c: Include elf/dwarf2.h.
8380 * config/mmix/mmix.c: Include elf/dwarf2.h.
8381 * config/rs6000/darwin-fallback.c: Include elf/dwarf2.h.
8382 * config/xtensa/unwind-dw2-xtensa.c: Include elf/dwarf2.h.
8383 * config/sh/sh.c: Include elf/dwarf2.h.
8384 * config/i386/i386.c: Include elf/dwarf2.h.
8386 2009-06-29 DJ Delorie <dj@redhat.com>
8388 * config/mep/mep.h (CPP_SPEC): Remove __cop macro.
8390 * doc/extend.texi: Add MeP attributes and pragmas.
8391 * doc/invoke.text: Add MeP Options.
8392 * doc/contrib.texi: Add MeP contribution.
8393 * doc/md.texi: Add MeP constraints.
8394 * doc/install.texi: Add MeP target.
8396 2009-06-30 Anatoly Sokolov <aesok@post.ru>
8398 * target.h (struct gcc_target): Add frame_pointer_required field.
8399 * target-def.h (TARGET_FRAME_POINTER_REQUIRED): New.
8400 (TARGET_INITIALIZER): Use TARGET_FRAME_POINTER_REQUIRED.
8401 * ira.c (setup_eliminable_regset): Use frame_pointer_required target
8403 * reload1.c (update_eliminables): (Ditto.).
8404 * gcc/system.h (FRAME_POINTER_REQUIRED): Poison.
8405 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
8406 (INITIAL_FRAME_POINTER_OFFSET): (Ditto.).
8408 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Remove macro.
8410 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Remove macro.
8411 * config/arm/arm.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8412 (arm_frame_pointer_required): New function.
8414 * config/avr/avr.h (FRAME_POINTER_REQUIRED): Remove macro.
8415 * config/avr/avr.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8416 (avr_frame_pointer_required_p): Declare as static.
8417 * config/avr/avr-protos.h (avr_frame_pointer_required_p): Remove.
8419 * config/bfin/bfin.h (FRAME_POINTER_REQUIRED): Remove macro.
8420 * config/bfin/bfin.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8421 (bfin_frame_pointer_required): Make as static, change return type
8423 * config/bfin/bfin-protos.h (bfin_frame_pointer_required): Remove.
8425 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Remove macro.
8426 * config/cris/cris.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8427 (cris_frame_pointer_required): New function.
8429 * config/crx/crx.h (FRAME_POINTER_REQUIRED): Remove macro.
8431 * config/fr30/fr30.h (FRAME_POINTER_REQUIRED): Remove macro.
8432 * config/fr30/fr30.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8433 (fr30_frame_pointer_required): New function.
8435 * config/frv/frv.h (FRAME_POINTER_REQUIRED): Remove macro.
8436 * config/frv/frv.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8437 (frv_frame_pointer_required): Make as static, change return type
8439 * config/bfin/bfin-protos.h (frv_frame_pointer_required): Remove.
8441 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Remove macro.
8442 * config/i386/i386.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8443 (ix86_frame_pointer_required): Make as static, change return type to
8445 * config/i386/i386-protos.h (ix86_frame_pointer_required): Remove.
8447 * config/m32c/m32c.h (FRAME_POINTER_REQUIRED): Remove macro.
8448 * config/m32c/m32c.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8450 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Remove macro.
8452 * config/mcore/mcore.h (CAN_ELIMINATE): Remove macro.
8454 * config/mep/mep.h (FRAME_POINTER_REQUIRED): Remove macro.
8456 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Remove macro.
8457 * config/mips/mips.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8458 (mips_frame_pointer_required): Make as static.
8459 * config/mips/mips-protos.h (mips_frame_pointer_required): Remove.
8461 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Remove macro.
8462 * config/mmix/mmix.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8463 (mmix_frame_pointer_required): Mew function.
8465 * config/moxie/moxie.h (FRAME_POINTER_REQUIRED): Remove macro.
8466 * config/moxie/moxie.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8468 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Remove macro.
8470 * config/score/score.h (FRAME_POINTER_REQUIRED): Remove macro.
8472 * config/sh/sh.h (CAN_ELIMINATE): Remove macro.
8474 * config/sparc/sparc.h (FRAME_POINTER_REQUIRED): Remove macro.
8475 (CAN_ELIMINATE): Redefine.
8476 * config/sparc/sparc.c (TARGET_FRAME_POINTER_REQUIRED): Define macro.
8477 (sparc_frame_pointer_required): New function.
8478 (sparc_can_eliminate): New function.
8479 * config/sparc/sparc-protos.h (sparc_can_eliminate): Declare.
8481 * config/vax/vax.h (FRAME_POINTER_REQUIRED): Remove macro.
8482 * config/vax/vax.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8484 * config/xtensa/xtensa.h (FRAME_POINTER_REQUIRED): Remove macro.
8485 * config/xtensa/xtensa.c (TARGET_FRAME_POINTER_REQUIRED): Define.
8486 (xtensa_frame_pointer_required): Make as static, change return type
8488 * config/xtensa/xtensa-protos.h (xtensa_frame_pointer_required):
8491 2009-06-29 Olatunji Ruwase <tjruwase@google.com>
8493 * doc/plugins.texi: Document PLUGIN_START_UNIT.
8494 * toplev.c (compile_file): Call PLUGIN_START_UNIT.
8495 * gcc-plugin.h (PLUGIN_START_UNIT): Added new event.
8496 * plugin.c (plugin_event_name): Added PLUGIN_START_UNIT.
8497 (register_callback): Handle PLUGIN_START_UNIT.
8498 (invoke_plugin_callbacks): Handle PLUGIN_START_UNIT.
8500 2009-06-29 Eric Botcazou <ebotcazou@adacore.com>
8502 * tree.c (process_call_operands): Propagate TREE_READONLY from the
8504 (PROCESS_ARG): Do not clear TREE_READONLY if CONSTANT_CLASS_P.
8505 (build3_stat): Propagate TREE_READONLY for COND_EXPR.
8507 2009-06-29 Daniel Jacobowitz <dan@codesourcery.com>
8509 * config/arm/arm.h (REGISTER_MOVE_COST): Increase VFP register
8512 2009-06-29 Uros Bizjak <ubizjak@gmail.com>
8514 * doc/extend.texi (Additional Floating Types): __float128 is also
8515 supported on i386 targets.
8517 2009-06-29 Richard Guenther <rguenther@suse.de>
8520 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
8522 (pt_solutions_same_restrict_base): Declare.
8523 * tree-ssa-structalias.c (struct variable_info): Add is_restrict_var
8525 (new_var_info): Initialize is_global_var properly for SSA_NAMEs.
8526 (make_constraint_from, make_copy_constraint): Move earlier.
8527 (make_constraint_from_heapvar): New function.
8528 (make_constraint_from_restrict): Likewise.
8529 (handle_lhs_call): Use it.
8530 (find_func_aliases): Use it to track conversions to restrict
8532 (struct fieldoff): Add only_restrict_pointers flag.
8533 (push_fields_onto_fieldstack): Initialize it.
8534 (create_variable_info_for): Track global restrict qualified pointers.
8535 (intra_create_variable_infos): Use make_constraint_from_heapvar.
8536 Track restrict qualified pointer arguments.
8537 (set_uids_in_ptset): Use varinfo is_global_var flag.
8538 (find_what_var_points_to): Set the vars_contains_restrict flag.
8539 Always create the points-to solution for sets including restrict tags.
8540 (pt_solutions_same_restrict_base): New function.
8541 * tree-ssa-alias.c (ptr_derefs_may_alias_p): For two restrict
8542 qualified pointers use pt_solutions_same_restrict_base as
8543 additional source for disambiguation.
8545 2009-06-29 Richard Guenther <rguenther@suse.de>
8548 * alias.c (find_base_decl): Remove.
8549 (get_deref_alias_set_1): Remove restrict handling.
8550 * c-common.c (c_apply_type_quals_to_decl): Do not set
8551 DECL_POINTER_ALIAS_SET.
8552 * gimplify.c (find_single_pointer_decl_1): Remove.
8553 (find_single_pointer_decl): Likewise.
8554 (internal_get_tmp_var): Remove restrict handling.
8555 (gimple_regimplify_operands): Likewise.
8556 * omp-low.c (expand_omp_atomic_pipeline): Do not set
8557 DECL_POINTER_ALIAS_SET. Use ref-all pointers.
8558 * print-tree.c (print_node): Do not print DECL_POINTER_ALIAS_SET.
8559 * tree.c (restrict_base_for_decl): Remove.
8560 (init_ttree): Do not allocate it.
8561 (make_node_stat): Do not set DECL_POINTER_ALIAS_SET. Set
8562 LABEL_DECL_UID for label decls.
8563 (copy_node_stat): Do not copy restrict information.
8564 (decl_restrict_base_lookup): Remove.
8565 (decl_restrict_base_insert): Likewise.
8566 (print_restrict_base_statistics): Likewise.
8567 (dump_tree_statistics): Do not call print_restrict_base_statistics.
8568 * tree.h (DECL_POINTER_ALIAS_SET): Remove.
8569 (DECL_POINTER_ALIAS_SET_KNOWN_P): Likewise.
8570 (struct tree_decl_common): Rename pointer_alias_set to label_decl_uid.
8571 (LABEL_DECL_UID): Adjust.
8572 (DECL_BASED_ON_RESTRICT_P): Remove.
8573 (DECL_GET_RESTRICT_BASE): Likewise.
8574 (SET_DECL_RESTRICT_BASE): Likewise.
8575 (struct tree_decl_with_vis): Remove based_on_restrict_p flag.
8577 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers
8578 instead of DECL_POINTER_ALIAS_SET.
8579 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
8580 * config/s390/s390.c (s390_gimplify_va_arg): Likewise.
8581 * config/spu/spu.c (spu_gimplify_va_arg_expr): Likewise.
8583 2009-06-29 Richard Guenther <rguenther@suse.de>
8585 PR tree-optimization/40579
8586 * tree-vrp.c (vrp_evaluate_conditional): Bail out early if
8587 the IL to simplify has constants that overflowed.
8589 2009-06-28 Uros Bizjak <ubizjak@gmail.com>
8591 PR tree-optimization/40550
8592 * tree-vect-generic.c (expand_vector_operations_1): Compute in
8593 vector_compute_type only when the size of vector_compute_type is
8594 less than the size of type.
8596 2009-06-28 Eric Botcazou <ebotcazou@adacore.com>
8598 * fold-const.c (contains_label_1): Fix comments.
8599 (contains_label_p): Do not walk trees multiple time.
8601 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8603 * config/i386/i386.h (enum ix86_fpcmp_strategy): New.
8604 * config/i386/i386.md (cbranchxf4, cstorexf4, cbranch<MODEF>4,
8605 cstore<MODEF>4, mov<X87MODEF>cc): Change predicate to
8606 ix86_fp_comparison_operator.
8607 (*fp_jcc_1_mixed, *fp_jcc_1_sse, *fp_jcc_1_387, *fp_jcc_2_mixed,
8608 *fp_jcc_2_sse, *fp_jcc_2_387): Delete
8609 (*fp_jcc_3_387, *fp_jcc_4_387, *fp_jcc_5_387, *fp_jcc_6_387,
8610 *fp_jcc_7_387, *fp_jcc_8<MODEF>_387): Eliminate call to
8611 !ix86_use_fcomi_compare, change ix86_fp_jump_nontrivial_p call
8612 to !TARGET_CMOVE, change predicate to ix86_fp_comparison_operator.
8613 (related splits): Change predicate to ix86_fp_comparison_operator.
8614 * config/i386/predicates.md: Use ix86_trivial_fp_comparison_operator
8615 instead of ix86_fp_comparison_codes.
8616 (ix86_trivial_fp_comparison_operator,
8617 ix86_fp_comparison_operator): New.
8618 * config/i386/i386-protos.h (ix86_fp_comparison_strategy): New.
8619 (ix86_expand_compare): Eliminate last two parameters.
8620 (ix86_fp_jump_nontrivial_p): Kill.
8621 * config/i386/i386.c (put_condition_code): Eliminate call to
8622 ix86_fp_comparison_codes and subsequent assertion.
8623 (ix86_fp_comparison_codes): Eliminate.
8624 (ix86_fp_swap_condition): New.
8625 (ix86_fp_comparison_arithmetics_cost, ix86_fp_comparison_fcomi_cost,
8626 ix86_fp_comparison_sahf_cost, ix86_use_fcomi_compare): Consolidate
8627 into ix86_fp_comparison_cost and ix86_fp_comparison_strategy.
8628 (ix86_prepare_fp_compare_args): Use ix86_fp_comparison_strategy
8629 and ix86_fp_swap_condition.
8630 (ix86_expand_fp_compare): Eliminate code for second jump/bypass jump.
8631 Use ix86_fp_comparison_strategy.
8632 (ix86_expand_compare): Likewise. Eliminate last two arguments.
8633 (ix86_fp_jump_nontrivial_p): Eliminate.
8634 (ix86_expand_branch): Treat SFmode/DFmode/XFmode as simple. Adjust
8635 call to ix86_expand_compare.
8636 (ix86_split_fp_branch, ix86_expand_setcc,
8637 ix86_expand_carry_flag_compare, ix86_expand_int_movcc,
8638 ix86_expand_fp_movcc): Eliminate code for second jump/bypass jump.
8640 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8642 * config/arm/arm.c (arm_final_prescan_ins): Eliminate code
8643 related to jump_clobbers.
8644 * config/arm/arm.md (conds): Remove jump_clob case.
8645 (addsi3_cbranch, addsi3_cbranch_scratch, subsi3_cbranch, two
8646 splits): Change comparison_operator to arm_comparison_operator.
8647 (*arm_buneq, *arm_bltgt, *arm_buneq_reversed, *arm_bltgt_reversed):
8650 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8652 * dojump.c (do_compare_rtx_and_jump): Try swapping the
8653 condition for floating point modes.
8654 * expmed.c (emit_store_flag_1): Move here a bigger part
8656 (emit_store_flag): Try swapping the condition for floating point
8658 * optabs.c (emit_cmp_and_jump_insns): Cope with constant op0 better.
8660 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8662 * expr.c (expand_expr_real_1): Just use do_store_flag.
8663 (do_store_flag): Drop support for TRUTH_NOT_EXPR. Use
8664 emit_store_flag_force.
8665 * expmed.c (emit_store_flag_force): Copy here trick
8666 previously in expand_expr_real_1. Try reversing the comparison.
8667 (emit_store_flag_1): Work if target is NULL.
8668 (emit_store_flag): Work if target is NULL, using the result mode
8669 from the comparison. Use split_comparison, restructure final part
8670 to simplify conditionals.
8672 2009-06-28 Paolo Bonzini <bonzini@gnu.org>
8674 * builtins.c (expand_errno_check): Use do_compare_rtx_and_jump.
8675 * dojump.c (do_jump): Change handling of floating-point
8676 ops to use just do_compare_and_jump.
8677 (split_comparison): New.
8678 (do_compare_rtx_and_jump): Add here logic coming previously
8679 in do_jump, using split_comparison.
8681 2009-06-27 H.J. Lu <hongjiu.lu@intel.com>
8684 * config/ia64/ia64.c (ia64_reorg): Check NULL insn.
8686 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8688 * tree-ssa-alias.c: Fix unintentional commit.
8690 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8692 * passes.c (execute_one_pass): Fix unintentional commit.
8694 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8696 * df-problems.c (df_set_seen, df_unset_seen): Delete.
8697 (df_rd_local_compute, df_md_local_compute): Inline them.
8699 (df_md_scratch): New.
8700 (df_md_alloc, df_md_free): Allocate/free it.
8701 (df_md_local_compute): Only include live registers in init.
8702 (df_md_transfer_function): Prune the in-set computed by
8703 the confluence function, and the gen-set too.
8705 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8707 PR rtl-optimization/26854
8708 * timevar.def: Remove TV_DF_RU, add TV_DF_MD.
8709 * df-problems.c (df_rd_add_problem): Fix comment.
8710 (df_md_set_bb_info, df_md_free_bb_info, df_md_alloc,
8711 df_md_simulate_artificial_defs_at_top,
8712 df_md_simulate_one_insn, df_md_bb_local_compute_process_def,
8713 df_md_bb_local_compute, df_md_local_compute, df_md_reset,
8714 df_md_transfer_function, df_md_init, df_md_confluence_0,
8715 df_md_confluence_n, df_md_free, df_md_top_dump, df_md_bottom_dump,
8716 problem_MD, df_md_add_problem): New.
8717 * df.h (DF_MD, DF_MD_BB_INFO, struct df_md_bb_info, df_md,
8718 df_md_get_bb_info): New.
8719 (DF_LAST_PROBLEM_PLUS1): Adjust.
8721 * Makefile.in (fwprop.o): Include domwalk.h.
8722 * fwprop.c: Include domwalk.h.
8723 (reg_defs, reg_defs_stack): New.
8724 (bitmap_only_bit_between): Remove.
8725 (process_defs): New.
8726 (process_uses): Use reg_defs and local_md instead of
8727 bitmap_only_bit_between and local_rd.
8728 (single_def_use_enter_block): New, from build_single_def_use_links.
8729 (single_def_use_leave_block): New.
8730 (build_single_def_use_links): Remove code moved to
8731 single_def_use_enter_block, invoke domwalk.
8732 (use_killed_between): Adjust comment.
8734 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8736 * bitmap.h (bitmap_ior_and_into): New.
8737 * bitmap.c (bitmap_ior_and_into): New.
8739 2009-06-27 Paolo Bonzini <bonzini@gnu.org>
8741 * domwalk.h (struct dom_walk_data): Remove all callbacks except
8742 before_dom_children_before_stmts and after_dom_children_after_stmts.
8743 Rename the two remaining callbacks to just before_dom_children and
8744 after_dom_children. Remove other GIMPLE statement walking bits.
8745 * domwalk.c (walk_dominator_tree): Remove now unsupported features.
8746 * graphite.c: Do not include domwalk.h.
8747 * tree-into-ssa.c (interesting_blocks): New global.
8748 (struct mark_def_sites_global_data): Remove it and names_to_rename.
8749 (mark_def_sites, rewrite_stmt, rewrite_add_phi_arguments,
8750 rewrite_update_stmt, rewrite_update_phi_arguments): Simplify
8751 now that they're not domwalk callbacks.
8752 (rewrite_initialize_block): Rename to...
8753 (rewrite_enter_block): ... this, place after called functions. Test
8754 interesting_blocks, call rewrite_stmt and rewrite_add_phi_arguments.
8755 (rewrite_finalize_block): Rename to...
8756 (rewrite_leave_block): ... this, place after called functions.
8757 (rewrite_update_init_block): Rename to...
8758 (rewrite_update_enter_block): ... this, place after called functions.
8759 Test interesting_blocks, call rewrite_update_stmt and
8760 rewrite_update_phi_arguments.
8761 (rewrite_update_fini_block): Rename to...
8762 (rewrite_leave_block): ... this, place after called functions.
8763 (rewrite_blocks): Remove last argument, simplify initialization of
8765 (mark_def_sites_initialize_block): Rename to...
8766 (mark_def_sites_block): ... this, call mark_def_sites.
8767 (mark_def_sites_blocks): Remove argument, simplify initialization of
8769 (rewrite_into_ssa): Adjust for interesting_blocks_being a global.
8770 (update_ssa): Likewise.
8771 * tree-ssa-dom.c (optimize_stmt): Simplify now that it's not a domwalk
8773 (tree_ssa_dominator_optimize): Simplify initialization of walk_data.
8774 (dom_opt_initialize_block): Rename to...
8775 (dom_opt_enter_block): ... this, place after called functions. Walk
8776 statements here, inline propagate_to_outgoing_edges.
8777 (dom_opt_finalize_block): Rename to...
8778 (dom_opt_leave_block): ... this, place after called functions.
8779 * tree-ssa-dse.c (dse_optimize_stmt): Simplify now that it's not a
8781 (dse_enter_block, dse_record_phi): New.
8782 (dse_record_phis): Delete.
8783 (dse_finalize_block): Rename to...
8784 (dse_leave_block): ... this.
8785 (tree_ssa_dse): Simplify initialization of walk_data.
8786 * tree-ssa-loop-im.c (determine_invariantness, move_computations):
8787 Adjust initialization of walk_data.
8788 * tree-ssa-loop-unswitch.c: Do not include domwalk.h.
8789 * tree-ssa-loop-phiopt.c (get_non_trapping):
8790 Adjust initialization of walk_data.
8791 * tree-ssa-loop-threadedge.c: Do not include domwalk.h.
8792 * tree-ssa-uncprop.c (uncprop_into_successor_phis): Simplify now that
8793 it's not a domwalk callback.
8794 (uncprop_initialize_block): Rename to...
8795 (dse_enter_block): ... this, call uncprop_into_successor_phis.
8796 (dse_finalize_block): Rename to...
8797 (dse_leave_block): ... this.
8798 (tree_ssa_uncprop): Simplify initialization of walk_data.
8799 * Makefile.in: Adjust dependencies.
8801 2009-06-27 Richard Earnshaw <rearnsha@arm.com>
8803 * arm.md (casesi): Fix test for Thumb1.
8804 (thumb1_casesi_internal_pic): Likewise.
8805 (thumb1_casesi_dispatch): Likewise.
8807 2009-06-26 Daniel Gutson <dgutson@codesourcery.com>
8809 * config/arm/arm-cores.def: Added core cortex-m0.
8810 * config/arm/arm-tune.md: Regenerated.
8811 * doc/invoke.texi: Added entry for cpu ARM Cortex-M0.
8813 2009-06-26 DJ Delorie <dj@redhat.com>
8815 * config/mep/mep.opt (mfar): Remove -mfar as it doesn't do anything.
8817 * config/mep/mep.c (mep_bundle_insns): Account for the fact that
8818 the scheduler doesn't tag jump insns.
8820 2009-06-26 H.J. Lu <hongjiu.lu@intel.com>
8822 * c-decl.c (merge_decls): Re-indent.
8824 2009-06-26 Janis Johnson <janis187@us.ibm.com>
8827 * tree.c (real_zerop, real_onep, real_twop, real_minus_onep):
8828 Special-case decimal float constants.
8830 2009-06-26 Richard Henderson <rth@redhat.com>
8832 * function.h (struct function): Add cannot_be_copied_reason,
8833 and cannot_be_copied_set.
8834 * tree-inline.c (has_label_address_in_static_1): Rename from
8835 inline_forbidden_p_2; don't set inline_forbidden_reason here.
8836 (cannot_copy_type_1): Rename from inline_forbidden_p_op; likewise
8837 don't set inline_forbidden_reason.
8838 (copy_forbidden): New function, split out of inline_forbidden_p.
8839 (inline_forbidden_p_stmt): Don't check for nonlocal labels here.
8840 (inline_forbidden_p): Use copy_forbidden.
8841 (tree_versionable_function_p): Likewise.
8842 (inlinable_function_p): Merge into tree_inlinable_function_p.
8843 (tree_function_versioning): Remap cfun->nonlocal_goto_save_area.
8844 * ipa-cp.c (ipcp_versionable_function_p): New function.
8845 (ipcp_cloning_candidate_p): Use it.
8846 (ipcp_node_modifiable_p): Likewise.
8848 2009-06-26 Olatunji Ruwase <tjruwase@google.com>
8850 * builtins.c (expand_builtin_alloca): Handle builtin alloca
8851 that is marked not to be inlined. Remove flag_mudflap use.
8852 * tree-mudflap.c: Rename mf_xform_derefs to mf_xfrom_statements.
8853 (mf_xform_statements): Mark builtin alloca calls as un-inlineable.
8855 2009-06-26 Steve Ellcey <sje@cup.hp.com>
8858 * config/pa/t-pa-hpux10 (TARGET_LIBGCC2_CFLAGS): Add -frandom-seed.
8859 * config/pa/t-pa-hpux11 (TARGET_LIBGCC2_CFLAGS): Ditto.
8861 2009-06-26 Kai Tietz <kai.tietz@onevision.com>
8863 * config/i386/mingw-tls.c (__mingwthr_key_dtor): Remove for none
8865 (__mingwthr_remove_key_dtor): Likewise.
8867 2009-06-26 Richard Guenther <rguenther@suse.de>
8869 * tree-ssa-structalias.c (do_ds_constraint): Simplify escape handling.
8871 2009-06-26 Steven Bosscher <steven@gcc.gnu.org>
8874 * ifcvt.c (dead_or_predicable): If predicating MERGE_BB fails,
8875 try the non-cond_exec path also.
8877 2009-06-25 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8880 * pa.c (branch_to_delay_slot_p, branch_needs_nop_p): New functions.
8881 (output_cbranch): Use new functions.
8882 (output_lbranch, output_bb, output_bvb, output_dbra, output_movb):
8885 2009-06-25 Michael Meissner <meissner@linux.vnet.ibm.com>
8886 Pat Haugen <pthaugen@us.ibm.com>
8887 Revital Eres <ERES@il.ibm.com>
8889 * config/rs6000/rs6000.c (print_operand): Correct lossage message
8890 for %c error. Add %x support to print VSX registers as a unified
8891 register set, instead of separate float and altivec registers.
8892 Switch to use VECTOR_MEM_ALTIVEC_P instead of TARGET_ALTIVEC for
8893 %y case, and add support for VSX pre-modify addresses.
8894 (output_toc): Add assert for CONST containing an integer constant
8896 (rs6000_adjust_cost): Add POWER7 support.
8897 (insn_must_be_first_in_group): Ditto.
8898 (insn_must_be_last_in_group): Ditto.
8899 (rs6000_emit_popcount): Ditto.
8900 (rs6000_vector_mode_supported_p): Ditto.
8902 * config/rs6000/rs6000-protos.h (rs6000_secondary_reload_class):
8903 Change some of the functions called by macros to being called
8904 through a pointer, so debug functions can be inserted if
8905 -mdebug=addr or -mdebug=cost.
8906 (rs6000_preferred_reload_class_ptr): Ditto.
8907 (rs6000_secondary_reload_class_ptr): Ditto.
8908 (rs6000_secondary_memory_needed_ptr): Ditto.
8909 (rs6000_cannot_change_mode_class_ptr): Ditto.
8910 (rs6000_secondary_reload_inner): Ditto.
8911 (rs6000_legitimize_reload_address): Ditto.
8912 (rs6000_legitimize_reload_address_ptr): Ditto.
8913 (rs6000_mode_dependent_address): Ditto.
8914 (rs6000_mode_dependent_address_ptr): Ditto.
8916 * config/rs6000/rs6000.c (reg_offset_addressing_ok_p): New
8917 function to return true if the mode allows reg + integer
8919 (virtual_stack_registers_memory_p): New function to return true if
8920 the address refers to a virtual stack register.
8921 (rs6000_legitimate_offset_address_p): Move code to say whether a
8922 mode supports reg+int addressing to reg_offset_addressing_ok_p and
8924 (rs6000_legitimate_address_p): Add checks for modes that only can
8925 do reg+reg addressing. Start adding VSX support.
8926 (rs6000_legitimize_reload_address): Ditto.
8927 (rs6000_legitimize_address): Ditto.
8928 (rs6000_debug_legitimate_address_p): New debug functions for
8929 -mdebug=addr and -mdebug=cost.
8930 (rs6000_debug_rtx_costs): Ditto.
8931 (rs6000_debug_address_costs): Ditto.
8932 (rs6000_debug_adjust_cost): Ditto.
8933 (rs6000_debug_legitimize_address): Ditto.
8934 (rs6000_legitimize_reload_address_ptr): Point to call normal
8935 function or debug function. Make functions called via pointer
8937 (rs6000_mode_dependent_address_ptr): Ditto.
8938 (rs6000_secondary_reload_class_ptr): Ditto.
8939 (rs6000_hard_regno_mode_ok): Add preliminary VSX support.
8940 (rs6000_emit_move): Add -mdebug=addr support. Change an abort
8941 into a friendlier error.
8942 (rs6000_init_builtins): Add initial VSX support.
8943 (rs6000_adjust_cost): Fix some spacing issues.
8945 * config/rs6000/rs6000.h (enum reg_class): Add VSX_REGS.
8946 (REG_CLASS_NAMES): Ditto.
8947 (REG_CLASS_CONTENTS): Ditto.
8948 (PREFERRED_RELOAD_CLASS): Move from a macro to calling through a
8949 pointer, to add -mdebug=addr support.
8950 (CANNOT_CHANGE_MODE_CLASS): Ditto.
8951 (SECONDARY_RELOAD_CLASS): Call through a pointer to add
8952 -mdebug=addr support.
8953 (LEGITIMIZE_RELOAD_ADDRESS): Ditto.
8954 (GO_IF_MODE_DEPENDENT_ADDRESS): Ditto.
8955 (enum rs6000_builtins): Add RS6000_BUILTIN_BSWAP_HI.
8957 * config/rs6000/rs6000.md (bswaphi*): Add support for swapping
8959 (bswapsi*): Set attribute types for load/store. Add combiner
8960 patterns to eliminate zero extend on 64-bit.
8961 (bswapdi*): Add support for swapping 64-bit values. Use ldbrx and
8962 stdbrx if the hardware supports those instructions.
8964 2009-06-25 Ian Lance Taylor <iant@google.com>
8966 * doc/invoke.texi (Option Summary): Mention -static-libstdc++.
8967 (Link Options): Document -static-libstdc++.
8969 2009-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
8972 * config/rs6000/rs6000.c (LOCAL_ALIGNMENT): Redefine to just use
8973 DATA_ALIGNMENT instead.
8975 2009-06-25 Richard Guenther <rguenther@suse.de>
8977 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Disambiguate
8978 indirect references against the callused/escaped solutions.
8979 (call_may_clobber_ref_p_1): Likewise.
8981 2009-06-25 Martin Jambor <mjambor@suse.cz>
8983 PR tree-optimization/40493
8984 * tree-sra.c (sra_modify_expr): Correct BIT_FIELD_REF argument numbers.
8985 (enum unscalarized_data_handling): New type.
8986 (handle_unscalarized_data_in_subtree): Return what has been done.
8987 (load_assign_lhs_subreplacements): Handle left flushes differently.
8988 (sra_modify_assign): Use unscalarized_data_handling, simplified
8989 condition determining whether to remove the statement.
8991 2009-06-25 Basile Starynkevitch <basile@starynkevitch.net>
8993 * doc/plugins.texi (Building GCC plugins): Correct typo in Makefile
8994 excerpt - @ should be doubled for texinfo.
8996 2009-06-24 Ian Lance Taylor <iant@google.com>
8998 * config/arc/arc.c: Include "df.h".
8999 (arc_attribute_table): Make static. Move higher in file.
9000 (arc_address_cost): Call SMALL_INT on INTVAL, not rtx.
9001 (output_shift): Initialize n later to avoid warning.
9002 * config/arm/arm.c (arm_attribute_table): Make static. Move
9004 * config/avr/avr.c (avr_attribute_table): Make static. Move
9006 (reg_class_tab): Change array type from int to enum reg_class.
9007 (avr_jump_mode): Change GET_MODE to GET_CODE when checking for
9009 (out_tsthi, ashlhi3_out): Don't use AS2 with "or" or "and".
9010 (lshrhi3_out): Likewise.
9011 (class_likely_spilled_p): Change return type to bool.
9012 (avr_rtx_costs): Use local code variable with enum type.
9013 * config/avr/avr.md (movmemhi): Use add_reg_note.
9014 (andhi3, andsi3): Don't use AS2 with "and".
9015 (iorhi3, iorsi3): Don't use AS2 with "or".
9016 * config/avr/avr-protos.h (class_likely_spilled_p): Update declaration.
9017 * config/crx/crx.c: Include "df.h".
9018 (crx_attribute_table): Make static.
9019 * config/m32r/m32r.c: Include "df.h".
9020 (m32r_attribute_table): Make static. Move higher in file.
9021 (pop): Use add_reg_note.
9022 (block_move_call): Change 0 to LCT_NORMAL in function call.
9023 * config/m32r/m32r.md (movsi_insn): Remove unused local value.
9024 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Likewise.
9025 * config/m32r/m32r-protos.h (m32r_compute_function_type): Always
9026 declare, not just when TREE_CODE is defined.
9027 * config/m68hc11/m68hc11.c: Include "expr.h".
9028 (m68hc11_attribute_table): Make static. Move higher in file.
9029 (m68hc11_small_indexed_indirect_p): Change 0 to VOIDmode in
9031 (m68hc11_register_indirect_p): Likewise.
9032 (m68hc11_function_arg_padding): Change return type to enum
9034 (emit_move_after_reload): Use add_reg_note.
9035 (m68hc11_emit_logical): Change code parameter to enum rtx_code.
9036 (m68hc11_split_logical): Likewise.
9037 (m68hc11_rtx_costs): Add local code_and outer_code variables with
9039 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Change 0
9040 to VOIDmode in function call.
9041 * config/m68hc11/m68hc11-protos.h: Don't check TREE_CODE to see if
9043 (m68hc11_split_logical): Update declaration.
9044 (m68hc11_function_arg_padding): Update declaration.
9045 * config/mcore/mcore.c (regno_reg_class): Change form array of int
9046 to array of enum reg_class.
9047 (mcore_attribute_table): Make static. Move higher in file.
9048 (mcore_rtx_costs): Add cast to enum type.
9049 * config/mcore/mcore.h (regno_reg_class): Update declaration.
9050 (GO_IF_LEGITIMATE_INDEX): Add cast to avoid warning.
9051 * config/sh/sh.c (sh_attribute_table): Make static. Move higher
9053 * config/sh/predicates.md (trapping_target_operand): Rename and to
9055 * config/sparc/sparc.c (sparc_attribute_table): Make static. Move
9057 * config/spu/spu.c (spu_attribute_table): Make static. Move
9059 * config/v850/v850.c (v850_attribute_table): Make static. Move
9061 (v850_rtx_costs): Use local code with enum type.
9062 (expand_epilogue): Add cast.
9063 * config/v850/v850-c.c (ghs_pragma_section): Initialize repeat.
9065 2009-06-23 Takashi YOSHII <yoshii.takashi@renesas.com>
9068 * doc/invoke.texi (SH Options): Document -m2a, -m2a-single,
9069 -m2a-single-only and -m2a-nofpu.
9070 * config/sh/sh.opt: Document m2a generates FPU code.
9072 2009-06-24 Anatoly Sokolov <aesok@post.ru>
9074 * defaults.h (CAN_ELIMINATE): Provide default.
9075 * doc/tm.texi (CAN_ELIMINATE): Revise documentation.
9076 * config/alpha/alpha.h (CAN_ELIMINATE): Delete.
9077 * config/m32c/m32c.h (CAN_ELIMINATE): Delete.
9078 * config/spu/spu.h (CAN_ELIMINATE): Delete.
9079 * config/xtensa/xtensa.h (CAN_ELIMINATE): Delete.
9080 * config/moxie/moxie.h (CAN_ELIMINATE): Delete.
9081 * config/cris/cris.h (CAN_ELIMINATE): Delete.
9082 * config/mn10300/mn10300.h (CAN_ELIMINATE): Delete.
9083 * config/pa/pa64-linux.h (CAN_ELIMINATE): Delete.
9084 * config/mmix/mmix.h (CAN_ELIMINATE): Delete.
9086 2009-06-24 DJ Delorie <dj@redhat.com>
9088 * mep-ext-cop.cpu: Fix copyright notice.
9089 * mep-default: Fix copyright notice.
9090 * mep-core: Fix copyright notice.
9091 * mep: Fix copyright notice.
9092 * mep-ivc2: Fix copyright notice.
9093 * mep-c5: Fix copyright notice.
9095 2009-06-24 Denis Chertykov <chertykov@gmail.com>
9097 * doc/contrib.texi (Contributors):
9099 2009-06-24 Andreas Krebbel <krebbel1@de.ibm.com>
9102 * tree-ssa-math-opts.c (execute_optimize_bswap): Convert the bswap
9103 src and dst operands if necessary.
9105 2009-06-23 DJ Delorie <dj@redhat.com>
9108 * config.gcc: Add mep support.
9109 * recog.c: Resurrect validate_replace_rtx_subexp().
9110 * recog.h: Likewise.
9111 * config/mep/: Add new port:
9112 * config/mep/constraints.md: New file.
9113 * config/mep/default.h: New file.
9114 * config/mep/intrinsics.h: New file.
9115 * config/mep/intrinsics.md: New file.
9116 * config/mep/ivc2-template.h: New file.
9117 * config/mep/mep-c5.cpu: New file.
9118 * config/mep/mep-core.cpu: New file.
9119 * config/mep/mep-default.cpu: New file.
9120 * config/mep/mep-ext-cop.cpu: New file.
9121 * config/mep/mep-intrin.h: New file.
9122 * config/mep/mep-ivc2.cpu: New file.
9123 * config/mep/mep-lib1.asm: New file.
9124 * config/mep/mep-lib2.c: New file.
9125 * config/mep/mep-pragma.c: New file.
9126 * config/mep/mep-protos.h: New file.
9127 * config/mep/mep-tramp.c: New file.
9128 * config/mep/mep.c: New file.
9129 * config/mep/mep.cpu: New file.
9130 * config/mep/mep.h: New file.
9131 * config/mep/mep.md: New file.
9132 * config/mep/mep.opt: New file.
9133 * config/mep/predicates.md: New file.
9134 * config/mep/t-mep: New file.
9136 2009-06-23 Ian Lance Taylor <iant@google.com>
9138 * configure.ac: Invoke AC_PROG_CXX. Separate C specific warnings
9139 from loose_warn into c_loose_warn and from strict_warn into
9140 c_strict_warn. Set and substitute warn_cxxflags. Check for
9141 --enable-build-with-cxx. Set and substitute
9142 ENABLE_BUILD_WITH_CXX. Set and substitute HOST_LIBS.
9143 * Makefile.in (CXXFLAGS): New variable.
9144 (C_LOOSE_WARN, C_STRICT_WARN): New variables.
9145 (GCC_WARN_CFLAGS): Add $(C_LOOSE_WARN). Add $(C_STRICT_WARN) if
9146 the default is the same as $(STRICT_WARN).
9147 (GCC_WARN_CXXFLAGS, WARN_CXXFLAGS): New variables.
9148 (CXX): New variable.
9149 (COMPILER): New value if ENABLE_BUILD_WITH_CXX.
9150 (COMPILER_FLAGS, LINKER, LINKER_FLAGS): Likewise.
9151 (ALL_COMPILERFLAGS, ALL_LINKERFLAGS): Likewise.
9152 (HOST_LIBS): New variable.
9153 (GCC_CFLAGS): Add $(C_LOOSE_WARN).
9154 (ALL_CXXFLAGS): New variable.
9155 (LIBS, BACKENDLIBS): Add $(HOST_LIBS).
9156 * doc/install.texi (Configuration): Document
9157 --enable-build-with-cxx, --with-stage1-ldflags,
9158 --with-stage1-libs, --with-boot-ldflags, --with-boot-libs.
9159 * configure: Rebuild.
9161 2009-06-24 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9163 * config/arm/arm.c (arm_override_options): Fix braces and formatting
9164 from previous commit.
9166 2009-06-23 Ian Lance Taylor <iant@google.com>
9168 * Makefile.in ($(out_object_file)): Depend upon $(DF_H).
9170 2009-06-23 Ian Lance Taylor <iant@google.com>
9172 * reload.c (alternative_allows_const_pool_ref): Mark mem parameter
9173 with ATTRIBUTE_UNUSED.
9175 2009-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
9176 Pat Haugen <pthaugen@us.ibm.com>
9177 Revital Eres <eres@il.ibm.com>
9179 * config.in (HAVE_AS_POPCNTD): Add default definition.
9180 (HAVE_AS_LWSYNC): Ditto.
9182 * configure.ac (gcc_cv_as_powerpc_mfpgpr): Provide real binutils
9184 (gcc_cv_as_powerpc_cmpb): Ditto.
9185 (gcc_cv_as_powerpc_dfp): Ditto.
9186 (gcc_cv_as_powerpc_vsx): Ditto.
9187 (gcc_cv_as_powerpc_popcntd): Add feature test for assembler
9188 supporting the popcntd/lwsync instructions.
9189 (gcc_cv_as_powerpc_lwsync): Ditto.
9190 * configure: Regenerate.
9192 * config/rs6000/aix53.h (ASM_CPU_SPEC): Add support for
9193 -mcpu=native and -mcpu=power7.
9194 * config/rs6000/aix61.h (ASM_CPU_SPEC): Ditto.
9196 * config/rs6000/linux64.opt (-mprofile-kernel): Move switch to be
9197 a variable instead of a mask to reduce the number of mask bits.
9198 * config/rs6000/sysv4.opt (-mbit-align): Ditto.
9199 (-mbit-word): Ditto.
9200 (-mregnames): Ditto.
9201 * config/rs6000/rs6000.opt (-mupdate): Ditto.
9202 (-mfused-madd): Ditto.
9204 * config/rs6000/rs6000.opt (-mpopcntd): New switch for non-VSX ISA
9206 (-mvsx): New switch for VSX instructions.
9207 (-misel): Move from a variable to a mask to allow it to be set by
9210 * config/rs6000/rs6000-protos.h (rs6000_hard_regno_nregs): Change
9211 function declaration to an array declaration.
9212 (rs6000_hard_regno_nregs): New external array declaration.
9214 * config/rs6000/t-rs6000 (MD_INCLUDES): Define, add all of the .md
9215 files included by rs6000.md.
9217 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
9218 SET_PROFILE_KERNEL macro to reset the -mprofile-kernel switch.
9220 * config/rs6000/rs6000.c (rs6000_isel): Delete, -misel moved to be
9222 (rs6000_debug_reg): New -mdebug= variables.
9223 (rs6000_debug_addr): Ditto.
9224 (rs6000_debug_cost): Ditto.
9225 (rs6000_pmode): New variable to hold Pmode.
9226 (rs6000_pointer_size): New variable to hold POINTER_SIZE.
9227 (rs6000_class_max_nregs): New array to hold CLASS_MAX_NREGS
9228 calculated at compiler start.
9229 (rs6000_hard_regno_nregs): Change function to an array which holds
9230 HARD_REGNO_NREGS calculated at compiler start.
9231 (rs6000_explicit_options): Delete isel field.
9232 (rs6000_vector_unit): New array to hold which vector unit
9233 supports arithmetic options for a given type.
9234 (rs6000_vector_mem): New array to hold which vector unit supports
9235 memory reference operations for a given type.
9236 (rs6000_vector_align): New array to given the alignment of each
9238 (power7_cost): New basic costs for power7.
9239 (SET_PROFILE_KERNEL): New macro for resetting -mprofile-kernel.
9240 (rs6000_hard_regno_nregs_internal): New function, moved from
9241 HARD_REGNO_NREGS, to calculate the number of registers each hard
9242 register takes for each type.
9243 (rs6000_debug_reg_print): New function for -mdebug=reg support.
9244 (rs6000_debug_vector_unit): New array, map rs6000_vector to string.
9245 (+rs6000_init_hard_regno_mode_ok): New function, move calculation
9246 of HARD_REGNO_NREGS, CLASS_MAX_NREGS, REGNO_REG_CLASS, and vector
9247 unit information here so it is calculated once at compiler startup
9249 (rs6000_override_options): Make -misel a target mask. Add more
9250 power7 target masks. Setup Pmode and POINTER_SIZE. Add initial
9251 VSX support. Add support for -mdebug=reg, -mdebug=addr, and
9253 (POWERPC_MASKS): Add MASK_POPCNTD, MASK_VSX, and MASK_ISEL.
9254 (rs6000_handle_option): Move -misel from variable to target mask.
9255 (rs6000_builtin_mask_for_load): Add VSX support.
9256 (rs6000_conditional_register_usage): Ditto.
9257 (USE_ALTIVEC_FOR_ARG_P): Ditto.
9258 (function_arg_boundary): Ditto.
9259 (rs6000_expand_builtin): Ditto.
9260 (def_builtin): Make abort message a little friendlier.
9261 (rs6000_emit_int_cmove): Add support for 64-bit isel.
9263 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Depend on the
9264 assembler support the popcntd instruction instead of a vsx
9265 instruction to enable power7 support.
9266 (ASM_CPU_SPEC): Add support for -mcpu=native and -mcpu=power7.
9267 (EXTRA_SPECS): Add ASM_CPU_NATIVE_SPEC to allow passing the right
9268 option to the assembler if -mcpu=native.
9269 (ASM_CPU_NATIVE_SPEC): Ditto.
9270 (TARGET_POPCNTD): If assembler doesn't support popcntd, turn off
9272 (TARGET_LWSYNC_INSTRUCTION): Define whether it is safe to issue
9273 the lwsync instruction.
9274 (enum processor_type): Add PROCESSOR_POWER7.
9275 (rs6000_debug_reg): New -mdebug= options.
9276 (rs6000_debug_addr): Ditto.
9277 (rs6000_debug_cost): Ditto.
9278 (rs6000_isel): Delete.
9279 (enum rs6000_vector): New enum to say what vector unit we have.
9280 (VECTOR_UNIT_*): New macros to say which vector unit has
9281 arithmetic operations for a given type.
9282 (VECTOR_MEM_*): New macros to say which vector unit has memory
9283 operations for a given type.
9284 (TARGET_LDBRX): Whether the machine supports the ldbrx
9286 (TARGET_ISEL): Delete, -misel moved to be a mask.
9287 (TARGET_ISEL64): New macro for 64-bit isel support.
9288 (UNITS_PER_VSX_WORD): New macro.
9289 (POINTER_SIZE): Move to be an external variable, rather than
9290 calculating whether we are generating 32 ot 64-bit code.
9292 (STACK_BOUNDARY): Add VSX support.
9293 (LOCAL_ALIGNMENT): Ditto.
9294 (SLOW_UNALIGNED_ACCESS): Ditto.
9295 (VSX_REGNO_P): New macro for VSX support.
9296 (VFLOAT_REGNO_P): Ditto.
9297 (VINT_REGNO_P): Ditto.
9298 (VLOGICAL_REGNO_P): Ditto.
9299 (VSX_VECTOR_MODE): Ditto.
9300 (VSX_SCALAR_MODE): Ditto.
9302 (VSX_MOVE_MODE): Ditto.
9303 (VSX_REG_CLASS_P): Ditto.
9304 (HARD_REGNO_NREGS): Instead of calling a function, use an array
9306 (UNITS_PER_SIMD_WORD): Add VSX support.
9307 (MODES_TIEABLE_P): Ditto.
9308 (STARTING_FRAME_OFFSET): Ditto.
9309 (STACK_DYNAMIC_OFFSET): Ditto.
9310 (EPILOGUE_USES): Ditto.
9311 (REGNO_REG_CLASS): Move to array lookup.
9312 (CLASS_MAX_NREGS): Ditto.
9313 (rs6000_vector_reg_class): Add declaration.
9314 (ADDITIONAL_REGISTER_NAMES): Add VSX names for the registers that
9315 overlap with the floating point and Altivec registers.
9317 * config/rs6000/e500.h (CHECK_E500_OPTIONS): Disallow -mvsx.
9319 * config/rs6000/driver-rs6000.c (asm_names): New static array to
9320 give the appropriate asm switches if -mcpu=native.
9321 (host_detect_local_cpu): Add support for "asm".
9322 (host_detect_local_cpu): Follow GNU code guidelines for name.
9324 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Move
9325 -mbit-word to a variable instead of being a target mask.
9327 * config/rs6000/sync.md (lwsync): If the assembler supports it,
9328 emit the lwsync instruction instead of emitting the instruction as
9329 an integer constant.
9331 * config/rs6000/spe.md (spe_fixuns_truncdfsi2): Rename from
9332 fixuns_trundfsi2, move expander into rs6000.md.
9334 * config/rs6000/rs6000.md (cpu): Add power7.
9335 (sel, *ptrsize): New mode attributes for 32/64-bit isel.
9336 (logical predicate patterns): Change the single instruction
9337 primitives that set CR0 to be fast_compare instead of compare.
9339 (popcntwsi2): Add support for ISA 2.06 popcount instructions.
9340 (popcntddi2): Ditto.
9341 (popcount<mode>): Ditto.
9342 (floating multiply/add insns): Name the floating point
9344 (isel_signed_<mode>): Add support for -misel on 64-bit systems.
9345 (isel_unsigned_<mode>): Ditto.
9346 (fixuns_trundfsi2): Move expander here from spe.md.
9347 (smindi3): Define if we have -misel on 64-bit systems.
9352 2009-06-23 Anatoly Sokolov <aesok@post.ru>
9354 * config.gcc (avr-*-rtems*, avr-*-*): Set extra_gcc_objs and
9356 * config/avr/avr.c (avr_current_device): New variable.
9357 (avr_arch_types, avr_mcu_types): Move to avr-deveces.c.
9358 (avr_arch, mcu_type_s): Move to avr.h.
9359 * config/avr/avr.h (base_arch_s). Add reserved2, arch_name and
9360 default_data_section_start fields.
9361 (avr_arch): Moved from avr.c.
9362 (mcu_type_s): Moved from avr.c. Add short_sp, data_section_start and
9363 library_name fields.
9364 (avr_current_device, avr_mcu_types, avr_arch_types,
9365 avr_device_to_arch, avr_device_to_data_start,
9366 avr_device_to_startfiles, avr_device_to_devicelib): Declare.
9367 (EXTRA_SPEC_FUNCTIONS): Define.
9368 (LINK_SPEC): Remove device name to '-m ...' and '-Tdata ...' linker
9369 options mapping. Use device_to_arch and device_to_data_start insted.
9370 (STARTFILE_SPEC): Use device_to_startfile instead of crt_binutils.
9371 (CRT_BINUTILS_SPECS, EXTRA_SPECS): Remove.
9372 * config/avr/t-avr (driver-avr.o, avr-devices.o): New rules.
9373 * config/avr/driver-avr.c: New file.
9374 * config/avr/avr-devices.c: New file.
9376 2009-06-23 Jakub Jelinek <jakub@redhat.com>
9378 * var-tracking.c (unshare_variable): Force initialized to
9379 be VAR_INIT_STATUS_INITIALIZED unless flag_var_tracking_uninit.
9380 (set_variable_part): Likewise.
9381 (struct variable_union_info): Remove pos_src field.
9382 (vui_vec, vui_allocated): New variables.
9383 (variable_union): Pass VAR_INIT_STATUS_UNKNOWN to unshare_variable
9384 unconditionally. Avoid XCVECNEW/free for every sorting, for dst_l
9385 == 1 use a simpler sorting algorithm. Compute pos field right
9386 away, don't fill in pos_src. For dst_l == 2 avoid qsort.
9387 Avoid quadratic comparison if !flag_var_tracking_uninit.
9388 (variable_canonicalize): Pass VAR_INIT_STATUS_UNKNOWN to
9389 unshare_variable unconditionally.
9390 (dataflow_set_different_2): Removed.
9391 (dataflow_set_different): Don't traverse second hash table.
9392 (compute_bb_dataflow): Pass VAR_INIT_STATUS_UNINITIALIZED
9393 unconditionally to var_reg_set or var_mem_set.
9394 (emit_notes_in_bb): Likewise.
9395 (delete_variable_part): Pass VAR_INIT_STATUS_UNKNOWN to
9397 (emit_note_insn_var_location): Don't set initialized to
9398 VAR_INIT_STATUS_INITIALIZED early.
9399 (vt_finalize): Free vui_vec if needed, clear vui_vec and
9401 * rtl.c (rtx_equal_p): Don't implement on top of rtx_equal_p_cb.
9403 * tree-object-size.c (addr_object_size): Instead of checking
9404 for non-NULL TREE_CHAIN of the FIELD_DECL check that there
9405 are no FIELD_DECLs following it.
9407 2009-06-23 Andreas Krebbel <krebbel1@de.ibm.com>
9409 * tree-ssa-math-opts.c (find_bswap): Increase the search depth in
9410 order to match bswaps with signed source operands.
9412 2009-06-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9414 * sdbout.c (sdbout_one_type): Fix braces in switch.
9416 2009-06-23 Richard Guenther <rguenther@suse.de>
9418 * tree-ssa-structalias.c (struct variable_info): Add is_global_var
9420 (var_anything, anything_tree, var_nothing, nothing_tree, var_readonly,
9421 readonly_tree, var_escaped, escaped_tree, var_nonlocal, nonlocal_tree,
9422 var_callused, callused_tree, var_storedanything, storedanything_tree,
9423 var_integer, integer_tree): Remove global variables.
9424 (new_var_info): Do not pass new id, append the new var to the
9425 global variable vector.
9426 (do_ds_constraint): Use is_global_var member of the variable-info.
9427 (new_scalar_tmp_constraint_exp): Adjust.
9428 (create_function_info_for): Likewise.
9429 (create_variable_info_for): Likewise.
9430 (find_what_var_points_to): Remove dead code.
9431 (init_base_vars): Simplify.
9432 (compute_points_to_sets): Adjust.
9434 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9436 * combine.c (try_combine): Dump information about the insns we're
9439 2009-06-22 Adam Nemet <anemet@caviumnetworks.com>
9441 * combine.c (combine_simplify_rtx): Remove TRULY_NOOP_TRUNCATION
9442 check when calling force_to_mode on TRUNCATE's operand.
9444 2009-06-22 Ian Lance Taylor <iant@google.com>
9446 * config/rs6000/rs6000.opt: Move msched-epilog before msched-prolog.
9448 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9450 * config/arm/arm.md (prologue_use): Set length of fake insn to 0.
9452 2009-06-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9454 * doc/invoke.texi (Link Options): -nodefaultlibs and -nostdlib
9455 override library linkage flags such as -static-libgcc or
9458 2009-06-22 Maxim Kuvyrkov <maxim@codesourcery.com>
9460 * config/m68k/m68k-devices.def: Add line for MCF5221x.
9462 2009-06-22 Ian Lance Taylor <iant@google.com>
9464 * config/linux.opt: Put mglibc ahead of muclibc.
9466 * c-decl.c (diagnose_mismatched_decls): Add -Wc++-compat warning
9467 for duplicate decls.
9469 2009-06-22 Matthias Klose <doko@ubuntu.com>
9471 * Makefile.in (install-plugin): Remove extra `/' after $(DESTDIR).
9473 2009-06-22 Steven Bosscher <steven@gcc.gnu.org>
9476 * c-parser.c (c_parser_objc_message_args): Return error_mark_node
9477 instead of NULL if a parser error occurs.
9479 2009-06-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9481 * dwarf2out.c (dwarf2_debug_hooks): Initialize
9482 non-DWARF2_DEBUGGING_INFO version.
9484 2009-06-22 Kai Tietz <kai.tietz@onevision.com>
9486 * config.gcc (i[34567]86-*-mingw*, x86_64-*-mingw*): Add
9487 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file.
9489 * config/i386/mingw32.h (LIBGCC2_HAS_TF_MODE): Define.
9490 (LIBGCC2_TF_CEXT): Define.
9493 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9496 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Fix definition.
9498 2009-06-22 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9500 * config/arm/arm.c (arm_override_options): Disable
9501 -mcaller-super-interworking and -mcallee-super-interworking.
9502 * doc/invoke.texi (ARM Options): Document this.
9504 2009-06-22 Nathan Sidwell <nathan@codesourcery.com>
9506 * config/arm/arm.c (arm_print_operand): Deal with HIGH.
9507 * config/arm/constraints.md (j): New constraint for movw operands.
9508 (N): Remove thumb2 meaning.
9509 * config/arm/arm.md (*arm_movw): Delete.
9510 (*arm_movsi_insn): Use j constraint for movw instead of N constraint.
9511 * config/arm/vfp.md (*arm_movsi_vfp, *thumb2_movsi_vfp): Likewise.
9512 * config/arm/thumb2.md (*thumb2_movsi_insn): Likewise.
9514 2009-06-22 Martin Jambor <mjambor@suse.cz>
9516 PR tree-optimization/40492
9517 * tree-sra.c (sra_modify_assign): Pass zero offsets to
9518 build_ref_for_offset.
9520 2009-06-22 Shujing Zhao <pearly.zhao@oracle.com>
9522 * alias.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P, CALL_P, NOTE_P and
9523 JUMP_TABLE_DATA_P predicates where applicable.
9524 * auto-inc-dec.c: Ditto.
9525 * builtins.c: Ditto.
9526 * caller-save.c: Ditto.
9528 * cfgcleanup.c: Ditto.
9529 * cfglayout.c: Ditto.
9532 * combine-stack-adj.c: Ditto.
9538 * dwarf2asm.c: Ditto.
9539 * dwarf2out.c: Ditto.
9540 * emit-rtl.c: Ditto.
9546 * function.c: Ditto.
9549 * genpreds.c: Ditto.
9550 * genrecog.c: Ditto.
9552 * ira-costs.c: Ditto.
9553 * ira-lives.c: Ditto.
9556 * lower-subreg.c: Ditto.
9557 * modulo-sched.c: Ditto.
9559 * postreload.c: Ditto.
9560 * print-rtl.c: Ditto.
9569 * sched-vis.c: Ditto.
9571 * sel-sched-ir.c: Ditto.
9572 * simplify-rtx.c: Ditto.
9573 * targhooks.c: Ditto.
9574 * var-tracking.c: Ditto.
9575 * vmsdbgout.c: Ditto.
9577 2009-06-22 Matthias Klose <doko@ubuntu.com>
9579 * Makefile.in (install-plugin): Always use DESTDIR.
9581 2009-06-22 Olivier Hainque <hainque@adacore.com>
9583 * config/pa/pa.c (output_call): Don't optimize post call jumps
9584 into return address adjustments if the call may throw.
9586 2009-06-21 Richard Earnshaw <rearnsha@arm.com>
9588 * arm.c (thumb1_output_casesi): New function.
9589 * arm.h (CASE_VECTOR_PC_RELATIVE): Thumb-1 code is also relative if
9590 optimizing for size or PIC.
9591 (CASE_VECTOR_SHORTEN_MODE): Handle thumb-1.
9592 * arm.md (UNSPEC_THUMB1_CASESI): New constant.
9593 (casesi): Handle Thumb-1 when optimizing for size or PIC.
9594 (thumb1_casesi_internal_pic): New expand rule.
9595 (thumb1_casesi_dispatch): New pattern.
9596 * aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Use shortened vectors for
9598 * coff.h (JUMP_TABLES_IN_TEXT_SECTION): Thumb-1 jump tables are now
9599 in the text seciton when PIC or optimizing for size.
9600 * elf.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
9601 * lib1funcs.asm ([__ARM_EABI__]): Add an attribute describing stack
9602 preservation properties of code.
9603 (__gnu_thumb1_case_sqi, __gnu_thumb1_case_uqi): New functions.
9604 (__gnu_thumb1_case_shi, __gnu_thumb1_case_uhi): New functions.
9605 (__gnu_thumb1_case_si): New function.
9606 * t-arm (LIB1ASMSRC): Define here.
9607 (LIB1ASMFUNCS): Add some common functions.
9608 * t-arm-elf (LIB1ASMSRC): Delete.
9609 (LIB1ASMFUNCS): Append to existing set.
9610 * t-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9611 * t-strongarm-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9612 * t-symbian (LIB1ASMFUNCS): Likewise.
9613 * t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9614 * t-wince-pe (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
9616 2009-06-21 Richard Guenther <rguenther@suse.de>
9618 PR tree-optimization/38729
9619 * tree-ssa-loop-niter.c (find_loop_niter_by_eval): Restrict
9620 to loops with a single exit if -fno-expensive-optimizations.
9622 2009-06-21 Jakub Jelinek <jakub@redhat.com>
9624 * var-tracking.c (struct shared_hash_def, shared_hash): New types.
9625 (dataflow_set): Change vars type from htab_t to shared_hash.
9626 (shared_hash_pool, empty_shared_hash): New variables.
9627 (vars_clear): Removed.
9628 (shared_hash_shared, shared_hash_htab, shared_hash_copy,
9629 shared_hash_find_slot_unshare, shared_hash_find_slot,
9630 shared_hash_find_slot_noinsert, shared_hash_find): New
9632 (shared_hash_unshare, shared_hash_destroy): New functions.
9633 (unshare_variable): Unshare set->vars if shared, use
9635 (vars_copy): Use htab_traverse_noresize instead of htab_traverse.
9636 (get_init_value, find_src_set_src, dump_dataflow_set,
9637 clobber_variable_part, emit_notes_for_differences): Use
9639 (dataflow_set_init): Remove second argument, set vars to
9640 empty_shared_hash instead of creating a new htab.
9641 (dataflow_set_clear): Call shared_hash_destroy and set vars
9642 to empty_shared_hash instead of calling vars_clear.
9643 (dataflow_set_copy): Don't call vars_copy, instead just share
9644 the src htab with dst.
9645 (variable_union): Use shared_hash_*, use initially NO_INSERT
9646 lookup if set->vars is shared. Don't keep slot cleared before
9647 calling unshare_variable. Unshare set->vars if needed.
9648 Even ->refcount == 1 vars must be unshared if set->vars is shared
9649 and var needs to be modified.
9650 (variable_canonicalize): New function.
9651 (dataflow_set_union): If dst->vars is empty, just share src->vars
9652 with dst->vars and traverse with variable_canonicalize to canonicalize
9653 and unshare what is needed.
9654 (dataflow_set_different): If old_set and new_set use the same shared
9655 htab, they aren't different. If number of htab elements is different,
9656 htabs are different. Use shared_hash_*.
9657 (dataflow_set_destroy): Call shared_hash_destroy instead of
9659 (compute_bb_dataflow, emit_notes_in_bb, vt_emit_notes): Don't pass
9660 second argument to dataflow_set_init.
9661 (vt_initialize): Likewise. Initialize shared_hash_pool and
9662 empty_shared_hash, move bb in/out initialization afterwards.
9663 Use variable_htab_free instead of NULL as changed_variables del hook.
9664 (variable_was_changed): Change type of second argument to pointer to
9665 dataflow_set. When inserting var into changed_variables, bump
9666 refcount. Unshare set->vars if set is shared htab and slot needs to
9668 (set_variable_part): Use shared_hash_*, use initially NO_INSERT
9669 lookup if set->vars is shared. Unshare set->vars if needed.
9670 Even ->refcount == 1 vars must be unshared if set->vars is shared
9671 and var needs to be modified. Adjust variable_was_changed caller.
9672 (delete_variable_part): Use shared_hash_*. Even ->refcount == 1
9673 vars must be unshared if set->vars is shared and var needs to be
9674 modified. Adjust variable_was_changed caller.
9675 (emit_note_insn_var_location): Don't pool_free var.
9676 (emit_notes_for_differences_1): Initialize empty_var->refcount to 0
9678 (vt_finalize): Call htab_delete on empty_shared_hash->htab and
9679 free_alloc_pool on shared_hash_pool.
9681 2009-06-20 Anthony Green <green@moxielogic.com>
9683 * config/moxie/sfp-machine.h (__gcc_CMPtype, CMPtype): Define.
9684 * config/moxie/moxie.h (LOAD_EXTEND_OP): Define.
9686 2009-06-20 Richard Guenther <rguenther@suse.de>
9688 * tree-ssa-structalias.c (find_func_aliases): For memset use
9689 a constraint from NULL if we memset to zero.
9690 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Add builtins
9691 we explicitly handle that do not read from memory.
9692 (call_may_clobber_ref_p_1): Properly handle builtins that may
9695 2009-06-20 Richard Guenther <rguenther@suse.de>
9697 PR tree-optimization/40495
9698 * tree-ssa-structalias.c (get_constraint_exp_for_temp): Remove.
9699 (new_scalar_tmp_constraint_exp): New function.
9700 (process_constraint): Do not create temporary decls.
9701 (process_all_all_constraints): Likewise.
9702 (handle_const_call): Likewise.
9703 (create_function_info_for): Do not set decl.
9705 2009-06-19 Ian Lance Taylor <iant@google.com>
9707 * config/rs6000/rs6000.c (rs6000_explicit_options): Make static.
9708 (rs6000_attribute_table): Make static; move before use.
9710 2009-06-19 Eric Botcazou <ebotcazou@adacore.com>
9712 * tree.c (substitute_in_expr) <COMPONENT_REF>: Tweak and reformat.
9713 <tcc_vl_exp>: Call process_call_operands on the new CALL_EXPR.
9714 Propagate the TREE_READONLY flag without overwriting it.
9715 (substitute_placeholder_in_expr) <tcc_vl_exp>: Likewise.
9716 Propagate the TREE_READONLY flag onto the result.
9717 (process_call_operands): Move around. Use correct constant value.
9719 2009-06-19 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9722 * config/arm/arm.c (thumb_shiftable_const): Truncate val to 32 bits.
9723 * config/arm/arm.md: Likewise.
9725 2009-06-19 Ian Lance Taylor <iant@google.com>
9727 * tree-cfg.c (gimple_redirect_edge_and_branch): Change ERROR_MARK
9728 to GIMPLE_ERROR_MARK.
9730 * c-typeck.c (build_conditional_expr): Add op1_original_type and
9731 op2_original_type parameters. Warn about using different enum types.
9732 * c-parser.c (c_parser_conditional_expression): Pass original
9733 types to build_conditional_expr.
9734 * c-tree.h (build_conditional_expr): Update declaration.
9736 2009-06-19 Ian Lance Taylor <iant@google.com>
9738 * config/i386/i386.c (ix86_function_specific_save): Test that
9739 fields match values, rather than testing the values are in a
9742 2009-06-19 Richard Guenther <rguenther@suse.de>
9744 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Handle
9746 (ptr_derefs_may_alias_p): Likewise.
9747 (ptr_deref_may_alias_ref_p_1): New function.
9748 (ptr_deref_may_alias_ref_p): Likewise.
9749 (ref_maybe_used_by_call_p_1): Handle builtins that are not
9750 covered by looking at the ESCAPED solution.
9751 (call_may_clobber_ref_p_1): Likewise.
9752 * tree-ssa-structalias.c (get_constraint_for_ptr_offset):
9753 Handle NULL_TREE offset. Do not produce redundant constraints.
9754 (process_all_all_constraints): New helper function.
9755 (do_structure_copy): Use it.
9756 (handle_lhs_call): Likewise.
9757 (find_func_aliases): Handle some builtins with pointer arguments
9758 and/or return values explicitly.
9760 2009-06-19 Ian Lance Taylor <iant@google.com>
9762 * varasm.c (const_rtx_hash_1): Remove const qualifier from shift.
9764 2009-06-19 Ian Lance Taylor <iant@google.com>
9766 * rtl.h (SUBREG_PROMOTED_UNSIGNED_P): Add cast to int.
9768 2009-06-19 Ian Lance Taylor <iant@google.com>
9770 * ggc-page.c (ggc_pch_write_object): Initialize emptyBytes.
9771 * sdbout.c (sdb_debug_hooks): Initialize non-SDB_DEBUGGING_INFO
9774 * c-decl.c (finish_decl): If -Wc++-compat, warn about
9775 uninitialized const.
9777 2009-06-19 Ian Lance Taylor <iant@google.com>
9779 * dse.c (struct store_info): Rename bitmap field to bmap. Change
9782 * c-decl.c (in_struct, struct_types): Remove.
9783 (struct c_binding): Add in_struct field.
9784 (c_binding_ptr): Define type, along with VEC.
9785 (struct c_struct_parse_info): Define.
9786 (struct_parse_info): New static variable.
9787 (bind): Initialize in_struct field.
9788 (start_struct): Remove enclosing_in_struct and
9789 enclosing_struct_types parameters. Add
9790 enclosing_struct_parse_info parameter. Change all callers. Set
9791 struct_parse_info rather than in_struct and struct_types.
9792 (grokfield): If -Wc++-compat and there is a symbol binding for the
9793 field name, set the in_struct flag and push it on the
9794 struct_parse_info->fields vector.
9795 (warn_cxx_compat_finish_struct): New static function.
9796 (finish_struct): Remove enclosing_in_struct and
9797 enclosing_struct_types parameters. Add
9798 enclosing_struct_parse_info parameter. Change all callers. Don't
9799 set C_TYPE_DEFINED_IN_STRUCT here. Call
9800 warn_cxx_compat_finish_struct. Free struct_parse_info and set to
9801 parameter. Only push on struct_types if warn_cxx_compat.
9802 (finish_enum): Only push on struct_types if warn_cxx_compat.
9803 (declspecs_add_type): Add loc parameter. Change all callers.
9804 Change all error calls to error_at. Pass loc, not input_location,
9805 to pedwarn calls. Warn if -Wc++-compat and a typedef name is
9806 defined in a struct. If -Wc++-compat and parsing a struct, record
9807 that a typedef name was used.
9808 * c-parser.c (c_parser_declspecs): Get location to pass to
9810 (c_parser_struct_or_union_specifier): Update calls to start_struct
9812 * c-tree.h (struct c_struct_parse_info): Declare.
9813 (finish_struct, start_struct): Update declarations.
9814 (declspecs_add_type): Update declaration.
9816 2009-06-19 Ian Lance Taylor <iant@google.com>
9818 * c-decl.c (grokdeclarator): If -Wc++-compat, warn about a global
9819 variable with an anonymous type.
9821 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9823 * see.c: Remove for real.
9825 2009-06-19 Uros Bizjak <ubizjak@gmail.com>
9827 * optabs.h (enum optab_index): Add new OTI_significand.
9828 (significand_optab): Define corresponding macro.
9829 * optabs.c (init_optabs): Initialize significand_optab.
9830 * genopinit.c (optabs): Implement significand_optab using
9831 significand?f2 patterns.
9832 * builtins.c (expand_builtin_mathfn): Handle
9833 BUILT_IN_SIGNIFICAND{,F,L}.
9834 (expand_builtin): Expand BUILT_IN_SIGNIFICAND{,F,L} using
9835 expand_builtin_mathfn if flag_unsafe_math_optimizations is set.
9837 * config/i386/i386.md (significandxf2, significand<mode>2): New
9838 expanders to implement significandf, significand and significandl
9839 built-ins as inline x87 intrinsics.
9841 2009-06-18 Anatoly Sokolov <aesok@post.ru>
9843 * config/avr/avr.c (avr_override_options): Remove setting value of
9844 PARAM_INLINE_CALL_COST.
9846 2009-06-18 Richard Henderson <rth@redhat.com>
9849 * tree-pass.h (TDF_ASMNAME): New.
9850 * tree-dump.c (dump_options): Add asmname.
9851 * doc/invoke.texi: Document it.
9853 * tree-pretty-print.c (maybe_dump_asm_name): Merge into...
9854 (dump_decl_name): ...here.
9855 (dump_function_name): New flags arg; mind TDF_ASMNAME.
9856 (dump_generic_node): Update dump_function_name calls.
9857 (print_call_name): New flags arg; update all dump calls.
9858 * diagnostic.h (print_call_name): Update.
9859 * gimple-pretty-print.c (dump_gimple_call): Update.
9861 2009-06-18 H.J. Lu <hongjiu.lu@intel.com>
9864 * config/i386/i386.h (CLASS_LIKELY_SPILLED_P): Add SSE_FIRST_REG.
9866 2009-06-18 Diego Novillo <dnovillo@google.com>
9868 * doc/plugins.texi: Document plugin_is_GPL_compatible.
9869 * plugin.c (str_license): Declare.
9870 (try_init_one_plugin): Assert that the symbol
9871 'plugin_is_GPL_compatible' exists.
9873 2009-06-18 Sergei Dyshel <sergeid@il.ibm.com>
9876 * Makefile.in (OBJS-common): Remove see.o.
9878 * common.opt (fsee): Mark as preserved for backward compatibility.
9879 * opts.c (common_handle_option): Add OPT_fsee to the backward
9880 compatibility section.
9881 * passes.c (init_optimization_passes, pass_see): Remove pass.
9882 * timevar.def (TV_SEE): Remove.
9883 * tree-pass.h (pass_see): Remove declaration.
9884 * doc/invoke.texi (-fsee): Remove documentation.
9886 2009-06-18 Martin Jambor <mjambor@suse.cz>
9888 * tree-sra.c: Include statistics.h
9889 (sra_stats): New variable.
9890 (sra_initialize): Clear sra_stats.
9891 (create_access_replacement): Increment sra_stats.replacements.
9892 (get_access_replacement): Do not return twice.
9893 (analyze_all_variable_accesses): Increment statistics counter by the
9894 number of scalarized aggregates.
9895 (generate_subtree_copies): Increment sra_stats.subtree_copies.
9896 (sra_modify_expr): Increment sra_stats.exprs.
9897 (load_assign_lhs_subreplacements): Increment sra_stats.subreplacements.
9898 (sra_modify_assign): Increment sra_stats.exprs,
9899 sra_stats.separate_lhs_rhs_handling and sra_stats.deleted.
9900 (perform_intra_sra): Update statistics counters.
9901 * Makefile.in (tree-sra.o): Add statistics.h to dependencies.
9903 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9905 * config/arm/arm.c (TARGET_SCALAR_MODE_SUPPORTED_P): Redefine.
9906 (arm_scalar_mode_supported_p): New function.
9908 2009-06-18 Paul Brook <paul@codesourcery.com>
9909 Sandra Loosemore <sandra@codesourcery.com>
9911 * config/arm/sfp-machine.h (_FP_NANFRAC_H, _FP_NANSIGN_H): Define.
9912 (__extendhfsf2, __truncsfhf2): Define.
9913 * config/arm/fp16.c: New file.
9914 * config/arm/t-bpabi (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9915 * config/arm/t-symbian (LIB2FUNCS_STATIC_EXTRA): Add fp16.c.
9917 2009-06-18 Sandra Loosemore <sandra@codesourcery.com>
9919 * doc/extend.texi (Half-Precision): New section.
9920 * doc/invoke.texi (Option Summary): List -mfp16-format.
9921 (ARM Options): List neon-fp16 as -mfpu value. Document -mfp16-format.
9922 * config/arm/arm.opt (mfp16-format=): New.
9923 * config/arm/arm.c: Include intl.h.
9924 (TARGET_INVALID_PARAMETER_TYPE): Redefine.
9925 (TARGET_INVALID_RETURN_TYPE): Redefine.
9926 (TARGET_PROMOTED_TYPE): Redefine.
9927 (TARGET_CONVERT_TO_TYPE): Redefine.
9928 (arm_fp16_format): Define.
9929 (all_fpus): Add entry for neon-fp16.
9930 (fp_model_for_fpu): Likewise.
9931 (struct fp16_format): Declare.
9932 (all_fp16_formats): Define.
9933 (arm_init_libfuncs): Add entries for HFmode conversions and arithmetic
9935 (arm_override_options): Set arm_fp16_format. Call sorry for fp16
9937 (arm_legitimate_index_p): Treat HFmode like HImode.
9938 (thumb1_legitimate_address_p): Make it recognize HFmode constants.
9939 (coproc_secondary_reload_class): Special-case HFmode.
9940 (arm_print_operand): Add 'z' specifier for vld1.16/vst1.16.
9941 (arm_hard_regno_mode_ok): Allow HFmode values in VFP registers.
9942 (arm_init_fp16_builtins): New.
9943 (arm_init_builtins): Call it.
9944 (arm_invalid_parameter_type): New.
9945 (arm_invalid_return_type): New.
9946 (arm_promoted_type): New.
9947 (arm_convert_to_type).
9948 (arm_file_start): Deal with neon-fp16 as fpu_name. Emit tag for fp16
9950 (arm_emit_fp16_const): New function.
9951 (arm_mangle_type): Mangle __fp16 as "Dh".
9952 * config/arm/arm.h (TARGET_VFPD32): Make it know about
9954 (TARGET_NEON_FP16): New.
9955 (TARGET_NEON): Make it know about FPUTYPE_NEON_FP16.
9956 (enum fputype): Add FPUTYPE_NEON_FP16.
9957 (enum arm_fp16_format_type): Declare.
9958 (arm_fp16_format): Declare.
9959 (LARGEST_EXPONENT_IS_NORMAL): Define.
9960 * config/arm/arm-protos.h (arm_emit_fp16_const): Declare.
9961 * config/arm/arm-modes.def (HFmode): Define.
9962 * config/arm/vfp.md: (*movhf_vfp): New.
9965 * config/arm/arm.md: (fpu): Add neon_fp16.
9966 (floatsihf2, floatdihf2): New.
9967 (fix_trunchfsi2, fix_trunchfdi2): New.
9971 (*arm32_movhf): New.
9972 (*thumb1_movhf): New.
9973 (consttable_2): Add check for HFmode constants.
9974 (consttable_4): Handle HFmode constants.
9976 2009-06-18 Uros Bizjak <ubizjak@gmail.com>
9978 * convert.c (convert_to_integer): Convert (int)logb() into ilogb().
9980 2009-06-17 Olivier Hainque <hainque@adacore.com>
9982 * collect2.c (main): Use CONST_CAST2 to perform char ** to
9983 const char ** conversion in AIX specific section.
9985 2009-06-17 H.J. Lu <hongjiu.lu@intel.com>
9987 * config/i386/i386.c (ix86_special_builtin_type): Remove
9988 UINT64_FTYPE_PINT. Add UINT64_FTYPE_PUNSIGNED.
9989 (bdesc_special_args): Updated.
9990 (ix86_init_mmx_sse_builtins): Likewise.
9991 (ix86_expand_special_args_builtin): Likewise.
9993 2009-06-17 Richard Henderson <rth@redhat.com>
9995 * tree-pretty-print.c (maybe_dump_asm_name): New.
9996 (dump_decl_name): Use it.
9997 (PRINT_FUNCTION_NAME): Merge into...
9998 (dump_function_name): ... here. Use maybe_dump_asm_name.
10000 2009-06-17 Cary Coutant <ccoutant@google.com>
10002 * dbxout.c (dbxout_source_line): Add is_stmt parameter.
10004 * debug.c (struct gcc_debug_hooks): Change placeholder for
10006 (debug_nothing_int_charstar_int): Replaced by...
10007 (debug_nothing_int_charstar_int_bool): ...this.
10008 * debug.h (struct gcc_debug_hooks): Add is_stmt parameter to
10009 source_line prototype.
10010 (debug_nothing_int_charstar_int): Replaced by...
10011 (debug_nothing_int_charstar_int_bool): ...this.
10012 * defaults.h (SUPPORTS_DISCRIMINATOR): New constant.
10013 * dwarf2out.c (dwarf2out_source_line): Add is_stmt parameter.
10014 Output is_stmt operand when necessary.
10015 * final.c (final_scan_insn): Pass is_stmt to source_line debug hook.
10016 (notice_source_line): Add is_stmt parameter.
10017 * sdbout.c (sdbout_source_line): Add is_stmt parameter.
10018 * vmsdbgout.c (vmsdbgout_source_line): Add is_stmt parameter.
10020 * xcoffout.c (xcoffout_source_line): Add is_stmt parameter.
10021 * xcoffout.h (xcoffout_source_line): Add is_stmt parameter.
10023 2009-06-17 Ian Lance Taylor <iant@google.com>
10025 * expr.c (struct move_by_pieces_d): Rename from move_by_pieces.
10027 (struct store_by_pieces_d): Rename from store_by_pieces. Change
10030 2009-06-17 Adam Nemet <anemet@caviumnetworks.com>
10032 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS,
10033 STRIP_USELESS_TYPE_CONVERSION): Use tree_strip_nop_conversions,
10034 tree_strip_sign_nop_conversions and
10035 tree_ssa_strip_useless_type_conversions rather than stripping
10036 the operations here.
10037 (tree_strip_nop_conversions, tree_strip_sign_nop_conversions):
10039 * gimple.h (tree_ssa_strip_useless_type_conversions): Declare it.
10040 * tree-ssa.c (tree_ssa_strip_useless_type_conversions): New function.
10041 * tree.c (tree_nop_conversion, tree_sign_nop_conversion,
10042 tree_strip_nop_conversions, tree_strip_sign_nop_conversions): New
10045 2009-06-17 Michael Eager <eager@eagercon.com>
10047 * config/rs6000/constraints.md (register_constraint "d"): New.
10048 * config/rs6000/dfp.md (movsd_store, extendsddd2, extendsdtd2,
10049 truncddsd2, *negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
10050 *movdd_hardfloat32, *movdd_hardfloat64_mfpgpr, *movdd_hardfloat64,
10051 *negtd2_fp, *abstd2_fpr, *nabstd2_fpr, *movtd_internal, extendddtd2,
10052 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
10053 divtd3, *cmpdd_internal1, *cmptd_internal1, floatditd2, ftruncdd2,
10054 fixdddi2, ftrunctd2, fixtddi2): replace 'f' constraint with 'd'
10055 * config/rs6000/ppu_intrinsics.h (__mffs, __mtfsf, __mtfsfi, __fabs,
10056 __fnabs, __fmadd, __fmsub, __fnmadd, __fnmsub, __fsel, __frsqrte,
10057 __fsqrt, __fmul, __fmuls, __frsp, __fcfid, __fctid, __fctidz, __fctiw,
10059 * config/rs6000/rs6000.md (*extendsfdf2_fpr, *truncdfsf2_fpr,
10060 *fseldfsf4, *negdf2_fpr, *absdf2_fpr, *nabsdf2_fpr, *adddf3_fpr,
10061 *subdf3_fpr, *muldf3_fpr, *divdf3_fpr, recipdf3, fred, sqrtdf2,
10062 *fseldfdf4, *fselsfdf4, *floatsidf2_internal, *floatunssidf2_internal,
10063 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
10064 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2, rounddf2,
10065 stfiwx, floatdidf2, fix_truncdfdi2, floatdisf2_internal1,
10066 *movdf_hardfloat32, *movdf_hardfloat64_mfpgpr, *movdf_hardfloat64,
10067 *movtf_internal, *extenddftf2_internal, trunctfdf2_internal1,
10068 trunctfdf2_internal2, trunctfsf2_fprs, fix_trunc_helper,
10069 *fix_trunctfsi2_internal, negtf2_internal, *movdi_internal32,
10070 *movdi_mfpgpr, *movdi_internal64, *movdf_update1, *movdf_update2,
10071 *cmpdf_internal1, *cmptf_internal1, *cmptf_internal2): Same.
10072 * doc/md.texi: Describe PowerPC 'd' constraint, update 'f' constraint.
10074 2009-06-16 Ian Lance Taylor <iant@google.com>
10076 * profile.c (total_num_never_executed): Don't define.
10077 (compute_branch_probabilities): Don't count or print
10078 num_never_executed.
10079 (init_branch_prob): Don't set total_num_never_executed.
10080 (end_branch_prob): Don't print total_num_never_executed.
10082 2009-06-17 David Daney <ddaney@caviumnetworks.com>
10084 * jump.c (cleanup_barriers): Handle case of no insns before a barrier.
10086 2009-06-17 David Edelsohn <edelsohn@gnu.org>
10088 * config/rs6000/dfp.md (nabsdd2_fpr): Correct mode.
10089 (nabstd2_fpr): Same.
10091 2009-06-17 Steve Ellcey <sje@cup.hp.com>
10093 * expr.c (expand_assignment): Change complex type check.
10095 2009-06-17 Basile Starynkevitch <basile@starynkevitch.net>
10097 * doc/plugins.texi (Building GCC plugins): Added new section.
10099 2009-06-17 Ian Lance Taylor <iant@google.com>
10101 * c-pch.c (get_ident): Don't set size of templ array.
10102 (pch_init): Don't set size of partial_pch array.
10104 * c-typeck.c (digest_init): If -Wc++-compat, warn about using a
10105 string constant to intialize an array whose size is the length of
10108 2009-06-17 Richard Guenther <rguenther@suse.de>
10110 PR tree-optimization/40389
10111 * tree-ssa-structalias.c (handle_rhs_call): Restrict NRV case
10112 to addressable types.
10113 * gimple.c (walk_stmt_load_store_addr_ops): Likewise.
10115 2009-06-17 Richard Guenther <rguenther@suse.de>
10117 PR middle-end/40460
10118 * tree-chrec.h (build_polynomial_chrec): If we cannot determine
10119 if there is no evolution of left in the loop bail out.
10120 * tree-chrec.c (chrec_fold_multiply_poly_poly): CSE one
10121 chrec_fold_multiply.
10123 2009-06-16 J"orn Rennecke <joern.rennecke@arc.com>
10124 Janis Johnson <janis187@us.ibm.com>
10127 * config/rs6000/rs6000.c (rs6000_emit_move): Don't emit a USE
10128 for the symbol ref of a constant that is the source of a move
10129 - nor for any other not-obvious-label-ref constants.
10131 2009-06-16 Olatunji Ruwase <tjruwase@google.com>
10133 * plugin.c (position_pass): Skip newly inserted pass during list
10134 traversal to avoid repeated insertion.
10136 2009-06-16 Ian Lance Taylor <iant@google.com>
10138 * vec.h (VEC_stack_alloc): Define different version if
10139 GATHER_STATISTICS is defined, to accept and ignore MEM_STAT.
10140 (DEF_VEC_ALLOC_FUNC_P_STACK): Remove MEM_STAT_DECL.
10141 (DEF_VEC_ALLOC_FUNC_O_STACK): Likewise.
10142 (DEF_VEC_ALLOC_FUNC_I_STACK): Likewise.
10144 2009-06-16 H.J. Lu <hongjiu.lu@intel.com>
10146 * config.gcc (extra_headers): Add ia32intrin.h for x86.
10148 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_BSRSI,
10149 IX86_BUILTIN_BSRDI. IX86_BUILTIN_RDPMC, IX86_BUILTIN_RDTSC.
10150 IX86_BUILTIN_RDTSCP. IX86_BUILTIN_ROLQI, IX86_BUILTIN_ROLHI,
10151 IX86_BUILTIN_RORQI and IX86_BUILTIN_RORHI.
10152 (ix86_special_builtin_type): Add UINT64_FTYPE_VOID,
10153 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10154 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10155 (bdesc_special_args): Add __builtin_ia32_rdtsc and
10156 __builtin_ia32_rdtscp.
10157 (bdesc_args): Add __builtin_ia32_bsrsi, __builtin_ia32_bsrdi,
10158 __builtin_ia32_rolqi, __builtin_ia32_rolhi, __builtin_ia32_rorqi
10159 and __builtin_ia32_rorhi.
10160 (ix86_init_mmx_sse_builtins): Handle UINT64_FTYPE_VOID,
10161 UINT64_FTYPE_PINT, INT_FTYPE_INT, UINT64_FTYPE_INT,
10162 INT64_FTYPE_INT64, UINT16_FTYPE_UINT16_INT and UINT8_FTYPE_UINT8_INT.
10163 (ix86_expand_args_builtin): Likewise.
10164 (ix86_expand_special_args_builtin): Likewise.
10166 * config/i386/i386.md (UNSPECV_RDTSCP): New.
10167 (UNSPECV_RDTSC): Likewise.
10168 (UNSPECV_RDPMC): Likewise.
10169 (*bsr): Renamed to ...
10171 (*bsr_rex64): Renamed to ...
10174 (*rdpmc): Likewise.
10175 (*rdpmc_rex64): Likewise.
10177 (*rdtsc): Likewise.
10178 (*rdtsc_rex64): Likewise.
10179 (rdtscp): Likewise.
10180 (*rdtscp): Likewise.
10181 (*rdtscp_rex64): Likewise.
10183 * config/i386/ia32intrin.h: New.
10185 * config/i386/x86intrin.h: Include <ia32intrin.h>.
10187 2009-06-16 Ian Lance Taylor <iant@google.com>
10189 * ira-build.c (copy_info_to_removed_store_destinations):
10190 Initialize parent_a.
10192 2009-06-16 Ian Lance Taylor <iant@google.com>
10194 * c-decl.c (grokdeclarator): Change size_varies to bool.
10196 2009-06-16 Ian Lance Taylor <iant@google.com>
10198 * sel-sched.c: Make forward declarations of move_op_hooks and
10199 fur_hooks explicitly extern.
10201 2009-06-16 Ian Lance Taylor <iant@google.com>
10203 * df-problems.c (df_byte_lr_alloc): Don't set problem_data to itself.
10204 * vec.c (vec_gc_o_reserve_1): Don't set alloc to itself.
10206 2009-06-16 Ian Lance Taylor <iant@google.com>
10208 * resource.c (mark_referenced_resources): Change
10209 include_delayed_effects parameter to bool. Change all callers.
10210 (mark_end_of_function_resources): Likewise.
10211 * reorg.c (insn_references_resource_p): Likewise.
10212 (insn_sets_resource_p): Likewise.
10213 * resource.h (mark_referenced_resources): Update declaration.
10214 (mark_end_of_function_resources): Update declaration.
10216 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10218 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Remove -lstdc++.
10220 2009-06-16 David Edelsohn <edelsohn@gnu.org>
10222 * doc/install.texi (*-*-aix): Update explanation of XLC bootstrap.
10223 GCC can bootstrap on AIX with GNU Binutils 2.20.
10225 2009-06-16 Ian Lance Taylor <iant@google.com>
10227 * Makefile.in (tree-vect-stmts.o): Depend upon $(TOPLEV_H).
10229 2009-06-16 Ian Lance Taylor <iant@google.com>
10231 * toplev.h (floor_log2): If GCC_VERSION >= 3004, declare as static
10232 inline, not extern inline.
10233 (exact_log2): Likewise.
10234 * toplev.c (floor_log2): Only define if GCC_VERSION < 3004. Don't
10236 (exact_log2): Likewise, but don't test CTZ_HWI.
10238 2009-06-16 Ian Lance Taylor <iant@google.com>
10240 * bitmap.c (bitmap_clear): Don't declare as inline.
10241 * gimple.c (gimplify_assign): Likewise.
10242 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
10243 * haifa-sched.c (insn_cost): Don't declare with HAIFA_INLINE.
10244 (sched_scan_info): Remove duplicate definition.
10246 2009-06-16 Ian Lance Taylor <iant@google.com>
10248 * c-common.c (skip_evaluation): Don't define.
10249 (c_inhibit_evaluation_warnings): Define global variable.
10250 (overflow_warning): Check c_inhibit_evaluation_warnings rather
10251 than skip_evaluation.
10252 (convert_and_check, warn_for_div_by_zero): Likewise.
10253 * c-common.h (skip_evaluation): Don't declare.
10254 (c_inhibit_evaluation_warnings): Declare.
10255 * c-parser.c (c_parser_typeof_specifier): Set
10256 c_inhibit_evaluation_warnings rather than skip_evaluation.
10257 (c_parser_conditional_expression): Likewise.
10258 (c_parser_binary_expression): Likewise.
10259 (c_parser_sizeof_expression): Likewise.
10260 (c_parser_alignof_expression): Likewise.
10261 * c-typeck.c (build_indirect_ref): Check
10262 c_inhibit_evaluation_warnings rather than skip_evaluation.
10263 (build_conditional_expr, build_binary_op): Likewise.
10265 2009-06-16 Richard Guenther <rguenther@suse.de>
10267 * tree-ssa-alias.c (is_escape_site): Remove.
10268 * tree-ssa-alias.h (enum escape_type): Remove.
10269 (is_escape_site): Likewise.
10270 * tree-ssa-structalias.c (find_func_aliases): Handle escapes
10271 via casts and asms without deferring to is_escape_site.
10273 2009-06-16 Jakub Jelinek <jakub@redhat.com>
10275 PR middle-end/40446
10276 * expr.c (expand_expr_real_1) <case VIEW_CONVERT_EXPR>: Don't
10277 use gen_lowpart if op0 has complex mode.
10279 2009-06-16 Richard Guenther <rguenther@suse.de>
10281 * tree-ssa-structalias.c (do_ds_constraint): Stores in global
10282 variables add them to ESCAPED.
10283 (find_func_aliases): Do not make all indirectly stored values escaped.
10285 2009-06-16 Rafael Avila de Espindola <espindola@google.com>
10287 * config/i386/winnt.c (i386_pe_encode_section_info): Update call to
10288 make_decl_one_only.
10290 2009-06-16 Martin Jambor <mjambor@suse.cz>
10292 PR tree-optimization/40432
10293 * tree-sra.c (sra_modify_assign): When creating VIEW_CONVERT_EXPR,
10294 check whether we need to force gimple register operand.
10296 2009-06-16 Martin Jambor <mjambor@suse.cz>
10298 PR tree-optimization/40413
10299 * tree-sra.c (load_assign_lhs_subreplacements): Pass offset to
10300 build_ref_for_offset.
10301 (propagate_subacesses_accross_link): Fix a typo in a comment.
10303 2009-06-16 Ira Rosen <irar@il.ibm.com>
10305 * tree-parloops.c (loop_parallel_p): Call vect_is_simple_reduction
10306 with additional parameter.
10307 * tree-vectorizer.h (enum vect_def_type): Add new value
10309 (enum vect_relevant): Add comments.
10310 (vect_is_simple_reduction): Add new argument.
10311 * tree-vect-loop.c (vect_analyze_scalar_cycles_1): Add comments.
10312 Detect nested cycles.
10313 (vect_is_simple_reduction): Update documentation, add an argument to
10314 distinguish inner-loop reduction from nested cycle, detect nested
10315 cycles, fix printings and indentation, don't swap operands in case
10317 (get_initial_def_for_reduction): Handle subtraction.
10318 (vect_create_epilog_for_reduction): Add new argument to specify
10319 reduction variable.
10320 (vect_finalize_reduction): Handle subtraction, fix comments.
10321 (vectorizable_reduction): Handle nested cycles. In case of nested
10322 cycle keep track of the reduction variable position. Call
10323 vect_is_simple_reduction with additional parameter. Use original
10324 statement code in reduction epilogue for nested cycle. Call
10325 vect_create_epilog_for_reduction with additional parameter.
10326 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Assert
10327 inner-loop vectorization.
10328 (vect_recog_widen_sum_pattern): Likewise.
10329 * tree-vect-stmts.c (process_use): Distinguish between nested cycles
10331 (vect_mark_stmts_to_be_vectorized): Likewise.
10332 (vect_get_vec_def_for_operand): Handle nested cycles.
10334 2009-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10336 * doc/invoke.texi (Debugging Options): Fix option index entries
10337 for -fdump-statistics, -frandom-seed add entries for
10338 -fdump-tree-original, -fdump-tree-optimized, -frandom-seed.
10339 (FRV Options): Fix entries for -mTLS, -mtls.
10340 (HPPA Options): Fix entries for -mgnu-ld, -mhp-ld.
10341 (i386 and x86-64 Options): Fix entry for -mno-red-zone.
10342 (M68hc1x Options): Fix @itemx for -mnominmax.
10343 (MCore Options): Fix entry for -mno-lsim.
10344 (MMIX Options): Fix entry for -mabi=mmixware.
10345 (PDP-11 Options): Fix entry for -mbcopy-builtin.
10347 2009-06-16 Basile Starynkevitch <basile@starynkevitch.net>
10349 * doc/plugins.texi (Interacting with the GCC Garbage Collector):
10350 Mention the plugin mode of gengtype.
10351 * doc/gty.texi (Source Files Containing Type Information): Likewise.
10352 * gengtype.c: Updated copyright.
10353 (plugin_files, nb_plugin_files) Added new static variables.
10354 (measure_input_list) Care about plugin_files.
10355 (write_rtx_next): Added early return in plugin mode.
10356 (create_file): Updated copyright year in generated file. Added
10358 (oprintf): Added early return if NULL outf.
10359 (get_output_file_with_visibility): Care of plugin_files.
10360 (get_output_file_name): May return null.
10361 (write_local): Added early return.
10362 (put_mangled_filename): Ditto.
10363 (finish_root_table): Added check for base_files.
10364 (write_roots): Care about null when plugins.
10365 (main): Added plugin mode.
10367 2009-06-15 Ian Lance Taylor <iant@google.com>
10369 * df-problems.c (df_simulate_one_insn_forwards): Fix braces in switch.
10370 * gcov.c (read_count_file): Add braces around variables declared
10373 * c.opt (Wjump-misses-init): New warning.
10374 * c-opts.c (c_common_handle_option): Set warn_jump_misses_init for
10375 -Wall and -Wc++-compat if not already set.
10376 (c_common_post_options): Clear warn_jump_misses_init if it was not
10378 * c-decl.c (struct c_binding): Change type field to a union with
10379 new label field. Make it the first field in the struct. Update
10380 references to type to use u.type instead.
10381 (struct c_spot_bindings): Define.
10382 (struct c_goto_bindings): Define.
10383 (c_goto_bindings_p): Define, along with VECs.
10384 (struct c_label_vars): Define.
10385 (struct c_scope): Add has_label_bindings field.
10386 (bind_label, set_spot_bindings): New static functions.
10387 (decl_jump_unsafe, update_spot_bindings): New static functions.
10388 (update_label_decls): New static function.
10389 (pop_scope): Call update_label_decls. Don't call c_end_vm_scope.
10390 Update binding u.label field to shadowed field.
10391 (c_binding_start_stmt_expr): New function.
10392 (c_binding_end_stmt_expr): New function.
10393 (pushdecl): Don't call c_begin_vm_scope.
10394 (make_label): Add defining and p_label_vars parameters. Change
10396 (lookup_label): Correct test for whether a label has not yet been
10397 defined. Call bind_label rather than bind.
10398 (warn_about_goto): New static function.
10399 (lookup_label_for_goto): New function.
10400 (declare_label): Call bind_label rather than bind.
10401 (check_earlier_gotos): New static function.
10402 (define_label): Don't give errors about jumping into statement
10403 expressions or scopes of variably modified types. Call
10404 set_spot_bindings and check_earlier_gotos. Call bind_label
10405 instead of bind. Don't set label_context_stack_se or
10406 label_context_stack_vm.
10407 (c_get_switch_bindings): New function.
10408 (c_release_switch_bindings): New function.
10409 (c_check_switch_jump_warnings): New function.
10410 (start_function): Don't set label_context_stack_se or
10411 label_context_stack_vm.
10412 (finish_function): Likewise.
10413 * c-typeck.c (label_context_stack_se): Don't define.
10414 (label_context_stack_vm): Don't define.
10415 (c_finish_goto_label): Call lookup_label_for_goto rather than
10416 lookup_label. Don't give errors about jumping into a statement
10417 expression or the scope of a variably modified type. Don't set
10418 label_context_stack_se or label_context_stack_vm.
10419 (struct c_switch): Remove blocked_stmt_expr and blocked_vm
10420 fields. Add bindings field.
10421 (c_start_case): Don't set deleted fields. Set bindings field.
10422 (do_case): Rework order of tests. Don't check blocked_stmt_expr
10423 or blocked_vm. Call c_check_switch_jump_warnings.
10424 (c_finish_case): Don't test blocked_stmt_expr field. Call
10425 c_release_switch_bindings.
10426 (c_begin_stmt_expr): Don't increment blocked_stmt_expr in
10427 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10428 set label_context_stack_se. Call c_bindings_start_stmt_expr.
10429 (c_finish_stmt_expr): Don't decrement blocked_stmt_expr in
10430 c_switch_stack. Don't walk label_context_stack_se labels. Don't
10431 set label_context_stack_se. Call c_bindings_end_stmt_expr.
10432 (c_begin_vm_scope, c_end_vm_scope): Don't define.
10433 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR): Don't define.
10434 (C_DECL_UNDEFINABLE_STMT_EXPR): Don't define.
10435 (C_DECL_UNJUMPABLE_VM): Don't define.
10436 (C_DECL_UNDEFINABLE_VM): Don't define.
10437 (struct c_label_list): Don't define.
10438 (struct c_label_context_se): Don't define.
10439 (struct c_label_context_vm): Don't define.
10440 (struct c_spot_bindings): Declare.
10441 (c_bindings_start_stmt_expr): Declare.
10442 (c_bindings_end_stmt_expr): Declare.
10443 (lookup_label_for_goto): Declare.
10444 (c_get_switch_bindings, c_release_switch_bindings): Declare.
10445 (c_check_switch_jump_warnings): Declare.
10446 (label_context_stack_se, label_context_stack_vm): Don't declare.
10447 (c_finish_goto_label): Update declaration.
10448 (c_begin_vm_scope, c_end_vm_scope): Don't declare.
10449 * doc/invoke.texi (Option Summary): Mention -Wjump-misses-init.
10450 (Warning Options): Document -Wjump-misses-init.
10452 2009-06-15 Jakub Jelinek <jakub@redhat.com>
10454 * tree-object-size.c (addr_object_size): Fix a pasto in the last
10457 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10459 * cgraph.c (cgraph_make_node_local): Use DECL_COMDAT_GROUP.
10461 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10463 * except.c (init_eh): Use BUILTINS_LOCATION when calling build_decl.
10465 2009-06-15 Aldy Hernandez <aldyh@redhat.com>
10467 * tree-eh.c (lower_try_finally_switch): Initialize tf_loc.
10469 2009-06-15 Rafael Avila de Espindola <espindola@google.com>
10471 * cgraphunit.c (cgraph_function_versioning,save_inline_function_body):
10472 Use DECL_COMDAT_GROUP instead of DECL_ONE_ONLY.
10473 * cgraph.c (cgraph_create_virtual_clone): Use DECL_COMDAT_GROUP.
10474 * config/i386/i386.c (ix86_file_end): Compute DECL_COMDAT_GROUP.
10475 * dwarf2asm.c (dw2_force_const_mem): Update call to
10476 make_decl_one_only.
10477 * langhooks-def.h (lhd_comdat_group, LANG_HOOKS_COMDAT_GROUP): Remove.
10478 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_COMDAT_GROUP.
10479 * langhooks.c (lhd_comdat_group): Remove.
10480 * langhooks.h (lang_hooks_for_decls): Remove comdat_group.
10481 * tree.h (DECL_COMDAT_GROUP): New.
10482 (DECL_ONE_ONLY): Use DECL_COMDAT_GROUP.
10483 (tree_decl_with_vis): Add comdat_group. Remove one_only.
10484 (make_decl_one_only): Change signature.
10485 * varasm.c (get_emutls_init_templ_addr, emutls_decl): Update call to
10486 make_decl_one_only.
10487 (make_decl_one_only): Change signature.
10488 (default_elf_asm_named_section): Use DECL_COMDAT_GROUP.
10490 2009-06-15 Richard Guenther <rguenther@suse.de>
10492 PR middle-end/40439
10493 * tree.c (widest_int_cst_value): Fix bootstrap on 32bit HWI hosts.
10495 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10497 * tree-ssa-math-opts.c: Remove extra divide.
10499 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10501 * config/s390/s390.md ("bswap<mode>2"): Only available on z900.
10503 2009-06-14 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
10505 * passes.c: Add bswap pass.
10506 * tree-pass.h: Add pass_optimize_bswap declaration.
10507 * tree-ssa-math-opts.c: Include diagnostics.h for print_gimple_stmt.
10508 Include rtl.h, expr.h and optabs.h for optab_handler check.
10509 (struct symbolic_number, pass_optimize_bswap): New definition.
10510 (do_shift_rotate, verify_symbolic_number_p): New functions.
10511 (find_bswap_1, find_bswap, execute_optimize_bswap): New functions.
10512 (gate_optimize_bswap): New function.
10513 * tree.c (widest_int_cst_value): New function.
10514 * tree.h (widest_int_cst_value): Prototype added.
10516 2009-06-14 Steven Bosscher <steven@gcc.gnu.org>
10518 * cfgcleanup.c (old_insns_match_p): Remove code to substitute
10519 REG_EQUAL/REG_EQUIV notes.
10521 2009-06-14 Richard Guenther <rguenther@suse.de>
10523 PR middle-end/40389
10524 * gimple.c (walk_stmt_load_store_addr_ops): The LHS of a call
10525 has its address taken if NRV was applied and it is addressable.
10526 * tree-ssa-structalias.c (get_constraint_for_address_of): New
10527 function split out from ...
10528 (get_constraint_for_1): ... here.
10529 (handle_rhs_call): Use it to mark the return slot escaped if
10530 it is addressable and NRV was applied.
10532 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10534 * config/rs6000/rs6000-protos.h (altivec_resolve_overloaded_builtin):
10535 Change first argument type to location_t.
10536 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Same.
10537 Do not set input_location.
10538 Use loc instead of input_location throughout.
10540 2009-06-13 Richard Guenther <rguenther@suse.de>
10542 PR tree-optimization/40421
10543 * tree-predcom.c (should_unroll_loop_p): Remove.
10544 (tree_predictive_commoning_loop): Use can_unroll_loop_p.
10546 2009-06-13 Michael Meissner <meissner@linux.vnet.ibm.com>
10548 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10549 Add location argument.
10551 2009-06-13 Aldy Hernandez <aldyh@redhat.com>
10553 * config/alpha/alpha.c (alpha_build_builtin_va_list): Pass location to
10555 * config/s390/s390.c (s390_build_builtin_va_list): Same.
10556 (s390_gimplify_va_arg): Pass location to create_artificial_label.
10557 * config/spu/spu-protos.h: Add location to
10558 spu_resolve_overloaded_builtin.
10559 * config/spu/spu.c (spu_build_builtin_va_list): Pass location to
10560 spu_build_builtin_va_list.
10561 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Add location
10562 argument. Pass location to build_function_call_vec.
10563 * config/sh/sh.c (sh_build_builtin_va_list): Pass location to
10565 (emit_fpu_switch): Same.
10566 (sh_gimplify_va_arg_expr): Pass location to create_artificial_label.
10567 * config/xtensa/xtensa.c (xtensa_build_builtin_va_list): Pass location
10568 to build_decl and create_artificial_label.
10569 (xtensa_gimplify_va_arg_expr): Same.
10570 * config/stormy16/stormy16.c (xstormy16_build_builtin_va_list): Same.
10571 (xstormy16_gimplify_va_arg_expr): Same.
10572 * config/iq2000/iq2000.c (iq2000_expand_prologue): Same.
10573 * config/arm/arm.c (arm_build_builtin_va_list): Same.
10574 * config/mips/mips.c (mips_build_builtin_va_list): Same.
10575 (mips16_build_function_stub): Same.
10576 (mips16_build_call_stub): Same.
10578 2009-06-13 Richard Earnshaw <rearnsha@arm.com>
10581 * arm/constraints.md (Pa, Pb): New constraints.
10582 * arm/arm.md (thumb1_addsi3): Support more complex additions. Add a
10583 split pattern to deal with them.
10585 2009-06-13 Joerg Sonnenberger <joerg@britannica.bec.de>
10587 * doc/invoke.texi: Add missing option -Wp,OPTION in list,
10588 fix index entry for -Xpreprocessor.
10590 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10592 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10593 Add location argument to build_decl call.
10594 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Same.
10595 (rs6000_init_builtins): Same.
10596 (spe_init_builtins): Same.
10597 (rs6000_gimplify_va_arg): Add location argument to
10598 create_artificial_label call.
10600 2009-06-12 Steven Bosscher <steven@gcc.gnu.org>
10602 * timevar.def (TV_COMBINE_STACK_ADJUST): New timevar.
10603 * combine-stack-adj.c (pass_stack_adjustments): Use it.
10604 * Makefile.in: Fix GGC dependency for gcse.o.
10606 2009-06-12 Aldy Hernandez <aldyh@redhat.com>
10608 * tree-pretty-print.c (dump_generic_node): Dump column numbers.
10609 * gimple-pretty-print.c (dump_gimple_stmt): Same.
10610 * gimplify.c (gimplify_modify_expr): Set location for GIMPLE_ASSIGNs
10612 * c-parser.c (c_parser_binary_expression): Use current column while
10613 building binary operations.
10614 * common.opt (fshow-column): Enable by default.
10615 * tree-vrp.c (check_array_ref): Use warning_at.
10616 (check_array_bounds): Use location from call back if expr has no
10618 * tree.h: Add location argument to maybe_fold_*.
10619 * tree-ssa-ccp.c (ccp_fold): Pass location to maybe_fold_*.
10620 (maybe_fold_offset_to_array_ref): Add location argument and use it.
10621 (maybe_fold_offset_to_component_ref): Same.
10622 (maybe_fold_offset_to_reference): Same.
10623 (maybe_fold_offset_to_address): Same.
10624 (maybe_fold_stmt_indirect): Same.
10625 (maybe_fold_stmt_addition): Same.
10626 (fold_stmt_r): Pass location to maybe_fold_*.
10627 (fold_gimple_assign): Same.
10628 * c-tree.h: Add location argument to finish_decl,
10629 default_function_array_conversion, store_init_value.
10630 * c-decl.c (define_label): Use error_at.
10631 (c_make_fname_decl): Pass location to finish_decl.
10632 (finish_decl): New location argument.
10633 (build_compound_literal): Pass location to store_init_value.
10634 (grokdeclarator): Pass location to finish_decl.
10636 * c-typeck.c (array_to_pointer_conversion): New location argument.
10637 (function_to_pointer_conversion): Same.
10638 (default_function_array_conversion): Same.
10639 (parser_build_unary_op): Pass location to overflow_warning.
10640 (parser_build_binary_op): Same. Use warning_at.
10641 (build_unary_op): Pass location to array_to_pointer_conversion.
10642 (build_c_cast): Pass location to digest_init.
10643 (build_modify_expr): New location argument.
10644 (convert_for_assignment): Same.
10645 (store_init_value): Same.
10646 (digest_init): Same.
10647 (output_init_element): Pass location to digest_init and
10648 array_to_pointer_conversion.
10649 (c_finish_return): Pass location to convert_for_assignment.
10650 * gimplify.c (gimplify_conversion): Pass location to
10651 maybe_fold_offset_to_address.
10652 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Pass location
10653 to maybe_fold_stmt_addition.
10654 * c-omp.c (c_finish_omp_atomic): Pass new location to
10656 (c_finish_omp_for): Same.
10657 * c-common.c (overflow_warning): New argument.
10658 * c-common.h: New argument to build_modify_expr, overflow_warning.
10659 * c-parser.c (c_parser_declaration_or_fndef): Pass location to
10661 (c_parser_initializer): Pass location to
10662 default_function_array_conversion.
10663 (c_parser_initelt): Same.
10664 (c_parser_initval): Same.
10665 (c_parser_asm_operands): Same.
10666 (c_parser_expr_no_commas): Same. Pass location to build_modify_expr.
10667 (c_parser_conditional_expression): Same.
10668 (c_parser_binary_expression): Add location info to stack. Use it.
10669 (c_parser_unary_expression): Pass location to
10670 default_function_array_conversion, parser_build_unary_op,
10671 build_indirect_ref, c_parser_postfix_expression_after_primary.
10672 (c_parser_postfix_expression_after_primary): New location argument.
10674 (c_parser_expression_conv): Pass location to
10675 default_function_array_conversion.
10676 (c_parser_expr_list): Same.
10677 (c_parser_omp_atomic): Same.
10678 (c_parser_omp_for_loop): Same.
10679 * c-tree.h: (struct c_declarator): Add comment to id_loc.
10680 (build_array_declarator): New argument.
10681 * c-decl.c (build_array_declarator): Add location argument.
10682 (grokdeclarator): Set id_loc for cdk_array.
10683 * c-parser.c (c_parser_direct_declarator_inner): Pass location to
10684 build_array_declarator.
10685 * tree.c (build_omp_clause): Add location argument.
10686 * tree.h (OMP_CLAUSE_HAS_LOCATION): New macro.
10687 (OMP_CLAUSE_LOCATION): New macro.
10688 (struct tree_omp_clause): Add location field.
10689 (build_omp_clause): Add argument.
10690 * testsuite/gcc.dg/gomp/for-1.c: Fix column.
10691 * cp/pt.c (tsubst_omp_for_iterator): Pass location to
10693 * cp/parser.c (cp_parser_omp_var_list_no_open): Same.
10694 (cp_parser_omp_clause_collapse): Same.
10695 (cp_parser_omp_clause_default): Same.
10696 (cp_parser_omp_clause_if): Same.
10697 (cp_parser_omp_clause_nowait): Same.
10698 (cp_parser_omp_clause_num_threads): Same.
10699 (cp_parser_omp_clause_ordered): Same.
10700 (cp_parser_omp_clause_schedule): Same.
10701 (cp_parser_omp_clause_untied): Same.
10702 (cp_parser_omp_for_loop): Same.
10703 (cp_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10704 * c-tree.h (c_start_case): Add location argument.
10705 (c_process_expr_stmt): Same.
10706 (c_finish_goto_*): Same.
10707 * tree-parloops.c (initialize_reductions): Pass location to
10709 (create_parallel_loop): Same.
10710 * fortran/trans-openmp.c (gfc_trans_omp_variable_list): Same.
10711 (gfc_trans_omp_reduction_list): Same.
10712 (gfc_trans_omp_clauses): Same.
10713 (gfc_trans_omp_do): Same.
10714 * c-typeck.c (c_finish_goto_label): Same.
10715 (c_finish_goto_ptr): New location argument.
10716 (c_start_case): Same.
10717 (emit_side_effect_warnings): Same.
10718 (c_process_expr_stmt): Same.
10719 (c_finish_stmt_expr): Same.
10720 (c_finish_omp_clauses): Use error_at instead of error.
10721 * gimplify.c (gimplify_adjust_omp_clauses_1): Pass location to
10723 * c-omp.c (c_split_parallel_clauses): New location argument.
10724 * tree-nested.c (convert_nonlocal_reference_stmt): Pass location
10725 to build_omp_clause.
10726 (convert_local_reference_stmt): Same.
10727 (convert_gimple_call): Same.
10728 * c-common.h (c_split_parallel_clauses): New argument.
10729 * c-parser.c (c_parser_statement_after_labels): Pass location to
10730 c_finish_goto_label.
10731 (c_parser_switch_statement): Pass location to c_start_case.
10732 (c_parser_for_statement): Pass location to c_finish_expr_stmt,
10733 and c_process_expr_stmt.
10734 (c_parser_omp_variable_list): Add location argument.
10735 (c_parser_omp_clause_collapse): Pass location to build_omp_clause.
10736 (c_parser_omp_clause_default): Same.
10737 (c_parser_omp_clause_if): Same.
10738 (c_parser_omp_clause_num_threads): Same.
10739 (-c_parser_omp_clause_ordered): Same.
10740 (c_parser_omp_clause_reduction): Pass location to
10741 c_parser_omp_variable_list.
10742 (c_parser_omp_clause_schedule): Pass location to build_omp_clause.
10743 (c_parser_omp_clause_untied): Same.
10744 (c_parser_omp_for_loop): Pass location to c_process_expr_stmt.
10745 (c_parser_omp_parallel): Pass location to c_split_parallel_clauses.
10747 * c-tree.h (check_for_loop_decls, undeclared_variable,
10748 build_component_ref, build_array_ref, build_external_ref,
10749 c_expr_sizeof_expr, c_expr_sizeof_type, parser_build_unary_op,
10750 build_conditional_expr, build_compound_expr, c_cast_expr,
10751 build_c_cast, build_asm_expr, c_end_compound_stmt, c_finish_stmt_expr,
10752 c_finish_return, c_finish_omp_parallel, c_finish_omp_task): New
10754 * c-semantics.c (build_stmt): Same.
10755 (build_case_label): Same.
10756 * c-decl.c (c_finish_incomplete_decl): Pass location on down.
10757 (undeclared_variable): New argument.
10758 (make_label): Same.
10759 (lookup_label): Pass location on down.
10760 (define_label): Same.
10761 (finish_decl): Same.
10762 (build_compound_literal): Same.
10763 (finish_struct): Same.
10764 (finish_function): Do not set location here.
10765 (check_for_loop_decls): New argument.
10766 * tree.c (save_expr): Set location.
10767 (build_empty_stmt): New argument.
10768 * tree.h (build_empty_stmt): New argument to build_empty_stmt.
10769 (CAN_HAVE_LOCATION_P): Make sure we have a non empty node.
10770 * builtins.c (gimplify_va_arg_expr): Use locations.
10771 (expand_builtin_sync_operation): Same.
10772 * c-typeck.c (build_component_ref): New argument.
10773 (build_array_ref): Same.
10774 (build_external_ref): Same.
10775 (c_expr_sizeof_expr): Same.
10776 (c_expr_sizeof_type): Same.
10777 (parser_build_unary_op): Same.
10778 (build_conditional_expr): Same.
10779 (build_compound_expr): Pass location on down.
10780 (build_compound_expr): New argument.
10781 (build_c_cast): Same.
10782 (c_cast_expr): Same.
10783 (build_asm_expr): Same.
10784 (c_finish_return): Same.
10785 (c_process_expr_stmt): Pass location on down.
10786 (c_finish_stmt_expr): New argument.
10787 (push_clenaup): Same.
10788 (c_finish_omp_parallel): Same.
10789 (c_finish_omp_task): Same.
10790 * gimplify.c (gimplify_call_expr): Pass location on down.
10791 * c-omp.c (c_finish_omp_master): New argument.
10792 (c_finish_omp_critical): Same.
10793 (c_finish_omp_ordered): Same.
10794 (c_finish_omp_barrier): Same.
10795 (-c_finish_omp_taskwait): Same.
10796 (c_finish_omp_atomic): Same.
10797 (c_finish_omp_flush): Same.
10798 * tree-inline.c (copy_tree_body_r): Pass location on down.
10799 (inline_forbidden_p): Remove use of input_location.
10800 * c-gimplify.c (c_build_bind_expr): New argument.
10801 * c-common.c (c_common_truthvalue_conversion): Pass location on down.
10802 (c_sizeof_or_alignof_type): New argument.
10803 (c_alignof_expr): Same.
10804 (build_va_arg): Same.
10805 (c_add_case_label): Same.
10806 * c-common.h (c_sizeof_or_alignof_type, c_alignof_expr,
10807 c_sizeof, c_alignof, build_va_arg, build_stmt, build_case_label,
10808 c_build_bind_expr, objc_build_selector_expr, objc_build_throw_stmt,
10809 c_finish_omp_master, c_finish_omp_critical, c_finish_omp_ordered,
10810 c_finish_omp_barrier, c_finish_omp_atomic, c_finish_omp_flush,
10811 c_finish_omp_taskwait, c_finish_omp_for, c_split_parallel_clauses):
10813 * stub-objc.c (objc_build_selector_expr): Same.
10814 (objc_build_throw_stmt): Same.
10815 * c-parser.c (c_parser_declaration_or_fndef): Pass location on down.
10816 (c_parser_initelt): Same.
10817 (c_parser_compound_statement): Same.
10818 (c_parser_compound_statement_nostart): Same.
10819 (c_parser_label): Same.
10820 (c_parser_statement_after_labels): Same.
10821 (c_parser_if_body): Same.
10822 (c_parser_else_body): Same.
10823 (c_parser_if_statement): Same.
10824 (c_parser_switch_statement): Same.
10825 (c_parser_while_statement): Same.
10826 (c_parser_do_statement): Same.
10827 (c_parser_for_statement): Same.
10828 (c_parser_asm_statement): Same.
10829 (c_parser_conditional_expression): Same.
10830 (c_parser_binary_expression): Same.
10831 (c_parser_cast_expression): Same.
10832 (c_parser_unary_expression): Same.
10833 (c_parser_sizeof_expression): Same.
10834 (c_parser_alignof_expression): Same.
10835 (c_parser_postfix_expression): Same.
10836 (c_parser_expression): Same.
10837 (c_parser_objc_receiver): Same.
10838 (c_parser_omp_variable_list): Same.
10839 (c_parser_omp_structured_block): Same.
10840 (c_parser_omp_atomic): New argument.
10841 (c_parser_omp_barrier): Same.
10842 (c_parser_omp_critical): Same.
10843 (c_parser_omp_flush): Pass location on down.
10844 (c_parser_omp_for_loop): New argument.
10845 (c_parser_omp_for): Same.
10846 (c_parser_omp_master): Same.
10847 (c_parser_omp_ordered): Same.
10848 (c_parser_omp_sections_scope): Same.
10849 (c_parser_omp_sections): Same.
10850 (c_parser_omp_parallel): Same.
10851 (c_parser_omp_single): Same.
10852 (c_parser_omp_task): Same.
10853 (c_parser_omp_taskwait): Pass location on down.
10854 (c_parser_omp_construct): Same.
10855 (c_parser_omp_threadprivate): Same.
10856 * dwarf2asm.c, targhooks.c, optabs.c, tree.c, tree.h, target.h,
10857 builtins.c, omp-low.c, cgraphunit.c, tree-call-cdce.c,
10858 tree-ssa-alias.c, gimple-low.c, c-tree.h, expr.c, tree-parloops.c,
10859 c-decl.c, tree-eh.c, langhooks.c, function.c, stor-layout.c,
10860 c-typeck.c, gimplify.c, c-pragma.c, expmed.c, except.c, coverage.c,
10861 emit-rtl.c, cfgexpand.c, tree-mudflap.c, varasm.c, tree-nested.c,
10862 rtl.h, tree-inline.c, tree-profile.c, c-common.c, c-common.h,
10863 tree-switch-conversion.c, tree-cfg.c, ipa-struct-reorg.c, c-parser.c,
10864 config/i386/i386.c, stmt.c:
10865 Add location argument to the following function definitions and/or
10866 function calls: build_decl, objcp_start_struct, objcp_finish_struct,
10867 start_struct, finish_struct, PUSH_FIELD, create_artificial_label,
10868 cp_make_fname_decl, pushtag, implicitly_declare, c_make_fname_decl,
10869 build_compound_literal, parser_xref_tag, resolve_overloaded_builtin,
10870 do_case, c_finish_bc_stmt, build_compound_literal,
10871 build_function_call.
10872 * c-decl.c (build_compound_literal): Add location argument.
10873 Make all diagnostic calls use location.
10874 (start_struct): Same.
10875 (finish_struct): Same.
10876 (start_enum): Same.
10877 (build_enumerator): Same.
10878 (start_function): Same.
10879 (grokdeclarator): Make all diagnostic calls use location.
10880 (store_parm_decls_oldstyle): Same.
10881 * c-typeck.c (build_function_call): Add location argument.
10882 Make all diagnostic calls use location.
10884 (c_finish_bc_stmt): Same.
10885 * tree-nested.c (get_trampoline_type): Add argument.
10886 Pass location to build_decl.
10887 (lookup_tramp_for_decl): Pass location to get_trampoline_type.
10888 * rtl.h (RTL_LOCATION): New.
10889 * c-common.c (c_add_case_label): Add location argument.
10890 Make all diagnostic calls use location.
10891 * c-common.h: Add location argument to make_fname_decl, do_case,
10892 c_add_case_label, build_function_call, resolve_overloaded_builtin.
10893 * c-parser.c (c_parser_enum_specifier): Rename ident_loc to enum_loc.
10894 Set it appropriately for every case. Pass enum_loc to start_enum
10895 call. Pass value_loc first to build_enumerator. Pass enum_loc to
10897 (c_parser_struct_or_union_specifier): Save location. Use it for
10898 start_struct, finish_struct, and parser_xref_tag.
10900 2009-06-12 Ian Lance Taylor <iant@google.com>
10902 * fold-const.c (fold_unary): Rename local variable and to and_expr.
10904 * c-opts.c (c_common_handle_option): For -Wc++-compat set
10905 cpp_opts->warn_cxx_operator_names.
10907 2009-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
10910 * tree-ssa-sccvn.c (visit_reference_op_load): If vn_reference_lookup
10911 is returns NULL and OP is a VCE, look through the VCE.
10913 2009-06-12 Ian Lance Taylor <iant@google.com>
10916 * collect2.c (main): Use CONST_CAST2 in code inside #if
10917 LINK_ELIMINATE_DUPLICATE_LDIRECTORIES.
10919 2009-06-12 Joey Ye <joey.ye@intel.com>
10921 PR middle-end/39146
10922 * cfgexpand.c (get_decl_align_unit): Update
10923 max_used_stack_slot_alignment with align instead of
10924 stack_alignment_needed.
10926 * function.c (assign_stack_local_1): Update
10927 max_used_stack_slot_alignment with alignment_in_bits instead
10928 of stack_alignment_needed.
10929 (locate_and_pad_parm): Don't update max_used_stack_slot_alignment
10932 2009-06-12 Jakub Jelinek <jakub@redhat.com>
10934 * dwarf2out.c (last_var_location_insn): New variable.
10935 (dwarf2out_end_epilogue): Clear last_var_location_insn.
10936 (dwarf2out_var_location): Don't record anything after last real
10937 insn. Only change labels if there were any real instructions
10938 in between last note and this one, or if changed sections.
10940 2009-06-11 Richard Henderson <rth@redhat.com>
10942 * alpha.c (alpha_expand_prologue): Add a REF_CFA_REGISTER
10943 note when storing the frame pointer in a register.
10944 (FRP): Don't redefine to nothing for epilogue.
10945 (alpha_expand_epilogue): Mark register and sp restores.
10946 (unicosmk_gen_dsib): Don't mark weird frame pointer adjust.
10948 * config/alpha/alpha.c (alpha_emit_setcc): Fix test for
10949 when gen_lowpart is needed.
10951 2009-06-11 Richard Henderson <rth@redhat.com>
10953 * dwarf2out.c (def_cfa_1): Likewise for DW_CFA_cfa_offset.
10955 * dwarf2out.c (need_data_align_sf_opcode): New.
10956 (div_data_align): Move earlier.
10957 (def_cfa_1, reg_save): Use it.
10959 2009-06-11 H.J. Lu <hongjiu.lu@intel.com>
10961 * config/i386/i386.c (OPTION_MASK_ISA_CRC32_SET): New.
10962 (OPTION_MASK_ISA_CRC32_UNSET): Likewise.
10963 (ix86_handle_option): Handle OPT_mcrc32.
10964 (ix86_target_string): Add -mcrc32.
10965 (bdesc_args): Enable crc32 builtins with OPTION_MASK_ISA_CRC32.
10967 * config/i386/i386.h (TARGET_CRC32): New.
10969 * config/i386/i386.md (sse4_2_crc32<mode>): Also check TARGET_CRC32.
10970 (sse4_2_crc32di): Likewise.
10972 * config/i386/i386.opt (mcrc32): New.
10974 * doc/invoke.texi: Document -mcrc32.
10976 2009-06-11 Richard Henderson <rth@redhat.com>
10978 * common.opt (gdwarf-): Accept a version number.
10979 * doc/invoke.texi (gdwarf-): Update docs.
10980 * opth-gen.awk: Special case -gdwarf+ to OPT_gdwarfplus.
10981 * opts.c (common_handle_option) [OPT_gdwarf_]: Verify dwarf
10982 version level, and record it.
10984 * dwarf2.h (DW_CIE_VERSION): Remove.
10985 * dwarf2out.c (DWARF_VERSION): Remove.
10986 (add_fde_cfi): Skip DW_CFA_set_loc addition for dwarf3.
10987 (output_call_frame_info): Use CIE version 3 for dwarf3,
10988 or if the return register column is out of range for version 1.
10989 (dwarf_stack_op_name): Add all dwarf3 values.
10990 (DEBUG_PUBTYPES_SECTION): New.
10991 (size_of_die) [dw_val_class_die_ref]: Handle DW_FORM_ref_addr
10992 encoding change for dwarf3.
10993 (output_die) [dw_val_class_die_ref]: Likewise.
10994 (output_compilation_unit_header): Emit correct version for dwarf3.
10995 (output_line_info): Likewise.
10996 (output_pubnames): Update for DWARF_VERSION removal.
10997 (output_aranges): Likewise.
10998 (gen_subprogram_die): Emit DW_OP_call_frame_cfa if emitting dwarf3.
10999 (dwarf2out_init): Don't ifdef DEBUG_PUBTYPES_SECTION.
11000 (dwarf2out_finish): Likewise.
11002 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11004 * system.h (gcc_assert, gcc_unreachable): Revert accidental commit
11007 2009-06-11 David Daney <ddaney@caviumnetworks.com>
11010 * doc/extend.texi ( __builtin_unreachable): Document new builtin.
11011 * builtins.c (expand_builtin_unreachable): New function.
11012 (expand_builtin): Handle BUILT_IN_UNREACHABLE case.
11013 * builtins.def (BUILT_IN_UNREACHABLE): Add new builtin.
11014 * cfgcleanup.c (try_optimize_cfg): Delete empty blocks with no
11016 * cfgrtl.c (rtl_verify_flow_info): Handle empty blocks when
11017 searching for missing barriers.
11019 2009-06-11 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
11021 * config/darwin.h (LINK_COMMAND_SPEC): Adjust spec to link libcov
11022 when -fprofile-generate* was passed.
11023 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11025 2009-06-11 Anthony Green <green@moxielogic.com>
11027 * config/moxie/moxie.md: Define length attribute for all instructions.
11029 (*b<cond:code>): Support limited branch ranges for new PC-relative
11030 branch instructions.
11031 * config/moxie/moxie.h (HAS_LONG_UNCOND_BRANCH): Define.
11033 2009-06-11 Jakub Jelinek <jakub@redhat.com>
11035 * config/i386/i386.c (min_insn_size): Use get_attr_length
11036 for normal insns other than TYPE_MULTI, TYPE_OTHER and TYPE_FCMP.
11037 For __asm return 0.
11039 * config/i386/i386.c (ix86_pad_returns): Use emit_jump_insn_before
11040 instead of emit_insn_before.
11042 2009-06-10 Ian Lance Taylor <iant@google.com>
11045 * graphite.c (add_conditions_to_domain): Change SWITCH_EXPR to
11048 2009-06-10 Revital Eres <eres@il.ibm.com>
11050 * passes.c (init_optimization_passes): Reschedule
11051 predictive-commoning pass before complete unroll pass.
11053 2009-06-10 Martin Jambor <mjambor@suse.cz>
11055 * cgraph.c (cgraph_node_can_be_local_p): New function.
11056 (cgraph_make_node_local): New function.
11057 * cgraph.h (cgraph_node_can_be_local_p): Declare.
11058 (cgraph_make_node_local): Declare.
11060 2009-06-10 Nathan Froyd <froydnj@codesourcery.com>
11062 * tree.h (tree_base): Add packed_flag and user_align fields.
11063 Decrease size of spare field.
11064 (TYPE_USER_ALIGN): Use user_align from tree_base.
11065 (DECL_USER_ALIGN): Likewise.
11066 (TYPE_PACKED): Use packed_flag from tree_base.
11067 (DECL_PACKED): Likewise.
11068 (tree_type): Delete packed_flag and user_align fields. Widen
11069 precision field. Widen mode field and shuffle fields to align
11070 mode on an 8-bit boundary.
11071 (tree_decl_common): Delete decl_flag_1 and user_align fields.
11072 Renumber decl_flag_* fields. Fix comments. Widen
11073 decl_common_unused field.
11074 (DECL_HAS_VALUE_EXPR_P): Adjust for renumbering of decl_flag_* fields.
11075 (DECL_EXTERNAL): Likewise.
11076 (DECL_BIT_FIELD): Likewise.
11077 (DECL_NONADDRESSABLE_P): Likewise.
11078 (TYPE_DECL_SUPRESS_DEBUG): Likewise.
11079 * config/arm/arm-modes.def (XImode): Make it an INT_MODE.
11081 2009-06-10 Ian Lance Taylor <iant@google.com>
11083 * vec.h (DEF_VEC_ALLOC_I): Use DEF_VEC_NONALLOC_FUNCS_I.
11084 (DEF_VEC_ALLOC_P): Use DEF_VEC_NONALLOC_FUNCS_P.
11085 (DEF_VEC_ALLOC_O): Use DEF_VEC_NONALLOC_FUNCS_O.
11086 (DEF_VEC_ALLOC_FUNC_P): Only define VEC_OP (T,A,alloc).
11087 (DEF_VEC_NONALLOC_FUNCS_P): New macro, broken out of old
11088 DEF_VEC_ALLOC_FUNC_P.
11089 (DEF_VEC_ALLOC_FUNC_O): Only define VEC_OP (T,A,alloc).
11090 (DEF_VEC_NONALLOC_FUNCS_O): New macro, broken out of old
11091 DEF_VEC_ALLOC_FUNC_O.
11092 (DEF_VEC_ALLOC_FUNC_I): Only define VEC_OP (T,A,alloc).
11093 (DEF_VEC_NONALLOC_FUNCS_I): New macro, broken out of old
11094 DEF_VEC_ALLOC_FUNC_I.
11095 (vec_stack_p_reserve, vec_stack_p_reserve_exact): Declare.
11096 (vec_stack_p_reserve_exact_1): Declare.
11097 (vec_stack_o_reserve, vec_stack_o_reserve_exact): Declare.
11098 (vec_stack_free): Declare.
11099 (VEC_stack_alloc): Define.
11100 (DEF_VEC_ALLOC_P_STACK, DEF_VEC_ALLOC_FUNC_P_STACK): Define.
11101 (DEF_VEC_ALLOC_O_STACK, DEF_VEC_ALLOC_FUNC_O_STACK): Define.
11102 (DEF_VEC_ALLOC_I_STACK, DEF_VEC_ALLOC_FUNC_I_STACK): Define.
11103 * vec.c (void_p): New type. Call DEF_VEC_P and DEF_VEC_ALLOC_P
11105 (stack_vecs): New static variable.
11106 (vec_stack_p_reserve_exact_1): New function.
11107 (vec_stack_o_reserve_1): New static function.
11108 (vec_stack_p_reserve, vec_stack_p_reserve_exact): New functions.
11109 (vec_stack_o_reserve, vec_stack_o_reserve_exact): New functions.
11110 (vec_stack_free): New function.
11111 * df-scan.c (df_ref): Use DEF_VEC_P and DEF_VEC_ALLOC_P_STACK.
11112 (VEC_df_ref_stack_alloc): Define.
11113 (df_mw_hardreg_ptr): New type. Use DEF_VEC_P and
11114 DEF_VEC_ALLOC_P_STACK.
11115 (VEC_df_mw_hardreg_ptr_stack_alloc): Define.
11116 (struct df_collection_rec): Change _vec fields to VEC. Remove
11118 (df_free_collection_rec): Adjust for new fields.
11119 (df_insn_rescan): Use new df_collection_rec fields.
11120 (df_notes_rescan, df_canonize_collection_rec): Likewise.
11121 (df_ref_create_structure, df_ref_record): Likewise.
11122 (df_get_conditional_uses, df_get_call_refs): Likewise.
11123 (df_insn_refs_collect, df_bb_refs_collect): Likewise.
11124 (df_bb_refs_record, df_record_entry_block_defs): Likewise.
11125 (df_record_exit_block_uses, df_bb_verify): Likewise.
11126 (df_swap_refs): Change ref_vec parameter to VEC. Change all callers.
11127 (df_sort_and_compress_refs): Change ref_vec parameter to VEC.
11128 Remove count parameter. Change return type to void. Change all
11130 (df_sort_and_compress_mws): Change mw_vec parameter to VEC.
11131 Remove count parameter. Change return type to void. Change all
11133 (df_install_refs): Change old_vec parameter to VEC. Remove count
11134 parameter. Change all callers.
11135 (df_install_mws): Change old_vec parameter to VEC. Remove count
11136 parameter. Change all callers.
11137 (df_refs_verify): Change new_rec parameter to VEC. Change call
11139 (df_mws_verify): Likewise.
11141 2009-06-10 Alexandre Oliva <aoliva@redhat.com>
11143 * gcc.c (compare_files): Cast munmap argumento to caddr_t.
11145 2009-06-10 H.J. Lu <hongjiu.lu@intel.com>
11147 * doc/extend.texi: Add description for __builtin_ia32_crc32di.
11149 2009-06-10 Anthony Green <green@moxielogic.com>
11151 * config/moxie/crti.asm: New file.
11152 * config/moxie/crtn.asm: New file.
11153 * config/moxie/moxie.c: New file.
11154 * config/moxie/moxie.h: New file.
11155 * config/moxie/sfp-machine.h: New file.
11156 * config/moxie/moxie-protos.h: New file.
11157 * config/moxie/t-moxie: Created.
11158 * config/moxie/t-moxie-softfp: Created.
11159 * config/moxie/moxie.md: Created.
11160 * config/moxie/constraints.md: Created.
11161 * config.gcc: Add moxie support.
11162 * doc/md.texi (Machine Constraints): Add moxie constraints.
11163 * doc/contrib.texi (Contributors): Mention moxie port.
11164 * doc/install.texi (Specific): Mention the moxie port.
11166 2009-06-09 Ian Lance Taylor <iant@google.com>
11168 * system.h (HAVE_DESIGNATED_INITIALIZERS): Don't define if
11169 compiling with C++.
11170 * optabs.c (optab_table): Only use designated initializers if
11171 HAVE_DESIGNATED_INITIALIZERS is defined.
11172 (convert_optab_table): Likewise.
11173 (init_optabs): Always call init_insn_codes if
11174 HAVE_DESIGNATED_INITIALIZERS is not defined.
11176 2009-06-09 Ian Lance Taylor <iant@google.com>
11178 * targhooks.c (default_builtin_vectorized_function): Change fn
11179 parameter to unsigned int.
11180 (default_builtin_vectorized_conversion): Change code parameter to
11182 (default_builtin_reciprocal): Change fn parameter to unsigned int.
11183 * targhooks.h: Update declarations.
11184 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Change code
11185 parameter to unsigned int.
11187 * c-typeck.c (comptypes_check_enum_int): New static function.
11188 (comptypes_internal): Add enum_and_int_p parameter. Change all
11190 (comp_target_types): Add location parameter. Change all callers.
11191 (tagged_types_tu_compatible_p): Add enum_and_int_p parameter.
11192 Change all callers.
11193 (function_types_compatible_p, type_lists_compatible_p): Likewise.
11194 (build_conditional_expr): Add colon_loc parameter. Change all
11196 (convert_for_assignment): Add location parameter. Change all callers.
11197 * c-parser.c (c_parser_conditional_expression): Pass location of
11198 colon to build_conditional_expr.
11199 * c-tree.h (build_conditional_expr): Update declaration.
11201 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11203 * graphite.c: Revert previous patch.
11205 2009-06-09 Sebastian Pop <sebastian.pop@amd.com>
11208 * graphite.c: Remove pragma GCC diagnostic warning "-Wc++-compat".
11210 2009-06-09 Ghassan Shobaki <ghassan.shobaki@amd.com>
11212 * tree-ssa-loop-prefetch.c
11213 (loop_prefetch_arrays): Fixed a portability problem in printf format
11216 2009-06-09 Martin Jambor <mjambor@suse.cz>
11218 PR tree-optimization/40351
11219 * tree-sra.c (propagate_subacesses_accross_link): Check that a
11220 refrence to a potential artifical subaccess can be constructed.
11222 2009-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
11224 * config/sh/sh-protos.h (sh_optimization_options): Declare.
11225 (sh_override_options): Likewise.
11226 * config/sh/sh.c: Include params.h.
11227 (sh_optimization_options): New.
11228 (sh_override_options): Likewise.
11229 * config/sh/sh.c (OPTIMIZATION_OPTIONS): Use sh_optimization_options.
11230 (OVERRIDE_OPTIONS): Use sh_override_options.
11232 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11234 * dwarf2out.c (emit_cfa_remember): New variable.
11235 (add_fde_cfi): If emit_cfa_remember, recurse to add
11236 DW_CFA_remember_state first.
11237 (dwarf2out_begin_epilogue): Don't add_fde_cfi DW_CFA_remember_state,
11238 instead just set emit_cfa_remember.
11240 2009-06-08 Jan Hubicka <jh@suse.cz>
11243 * dwarf2out.c (dwarf2out_abstract_function): Free decl_loc_table.
11245 2009-06-08 Jan Hubicka <jh@suse.cz>
11247 PR middle-end/39834
11248 * cgraphunit.c (save_inline_function_body): Do not copy transform
11249 hooks for saved inline bodies.
11250 * ipa-passes.c (do_per_function): Do not add the hoks multiple times
11251 for given function.
11253 2009-06-08 Adam Nemet <anemet@caviumnetworks.com>
11255 * jump.c (returnjump_p): Handle delayed branches. Add missing
11258 2009-06-08 Jan Hubicka <jh@suse.cz>
11260 PR middle-end/40102
11261 * cgraph.c (cgraph_create_edge_including_clones): Also asume that the
11262 original node might've been modified.
11263 * tree-inline.c (copy_bb): Do not assume that all clones are the same.
11265 2009-06-08 Jakub Jelinek <jakub@redhat.com>
11267 * tree-object-size.c (addr_object_size): Add OSI argument.
11268 Handle also INDIRECT_REF with SSA_NAME inside of it as base address.
11269 (compute_builtin_object_size, expr_object_size): Adjust callers.
11270 (plus_stmt_object_size): Call addr_object_size instead of
11271 compute_builtin_object_size.
11273 2009-06-08 Ghassan Shobaki <ghassan.shobaki@amd.com>
11274 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
11276 * tree-ssa-loop-prefetch.c
11277 (gather_memory_references): Introduced a counter for the number of
11279 (anything_to_prefetch_p): Introduced a counter for the number of
11281 (is_loop_prefetching_profitable): New function with a cost model
11283 (loop_prefetch_arrays): Use the new cost model to determine if
11284 prefetching is profitable.
11285 * params.def (MIN_INSN_TO_PREFETCH_RATIO,
11286 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11287 * params.h (MIN_INSN_TO_PREFETCH_RATIO,
11288 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11289 * doc/invoke.texi (MIN_INSN_TO_PREFETCT_RATIO,
11290 PREFETCH_MIN_INSN_TO_MEM_RATIO): New parameters.
11292 2009-06-08 Michael Matz <matz@suse.de>
11295 * cfgexpand.c (set_rtl): Store place also in DECL_RTL, if all
11296 partitions use the same.
11297 (expand_one_var): Deal with DECL_RTL sometimes begin set also
11298 for basevars of SSA_NAMEs.
11299 (expand_used_vars): Reset TREE_USED for basevars of SSA_NAMEs,
11300 to not expand them twice.
11301 (gimple_expand_cfg): Clear DECL_RTL for those decls that have
11304 2009-06-08 Alexandre Oliva <aoliva@redhat.com>
11306 * common.opt (fcompare-debug=, fcompare-debug-second): New.
11307 (fdump-final-insns=, gtoggle): New.
11308 * doc/invoke.texi: Document them.
11309 * final.c (rest_of_clean_state): Dump final insn stream.
11310 * gcc.c (invoke_as): Hook in -fcompare-debug.
11311 (static_spec_functions): Add compare-debug-dump-opt,
11312 compare-debug-self-opt and compare-debug-auxbase-opt.
11313 (compare_debug, compare_debug_second, compare_debug_opt): New.
11314 (switches_debug_check, n_switches_debug_check): New.
11315 (debug_auxbase_opt, debug_check_temp_file): New.
11316 (process_command): Handle -fno-compare-debug, -fcompare-debug and
11318 (do_self_spec): Handle arguments after switches.
11319 (do_spec_1): Add .gk extension to temp file basenames for compare.
11320 (check_live_switch): Take SWITCH_IGNORE into account, and earlier.
11321 (cc1_options): Use it instead of normal auxbase computation for
11322 the second compare-debug compilation.
11323 (compare_files): New.
11324 (main): Set up and implement compare debug mode.
11325 (compare_debug_dump_opt_spec_function): New.
11326 (compare_debug_self_opt_spec_function): New.
11327 (compare_debug_auxbase_opt_spec_function): New.
11328 * toplev.c (process_options): Handle flag_gtoggle,
11329 flag_dump_final_insns.
11330 * coverage.c (coverage_begin_output): Don't overwrite .gcno file
11331 during -fcompare-debug-second compilation.
11333 2009-06-07 Ian Lance Taylor <iant@google.com>
11335 * dwarf2.h (enum dwarf_location_atom): Add INTERNAL_DW_OP_tls_addr.
11336 * dwarf2out.c (INTERNAL_DW_OP_tls_addr): Don't #define.
11338 * c-common.c (c_do_switch_warnings): Don't exit early for -Wswitch
11339 with no default node. Change warning with %H to warning_at.
11340 Don't clear warn_switch around case checking.
11341 * doc/invoke.texi (Warning Options): Clarify distinction between
11342 -Wswitch and -Wswitch-enum.
11344 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11346 * tree-pass.h (TODO_update_ssa_any): Document internal use only.
11348 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11350 * gbl-ctors.h: Add header guard.
11352 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11354 * tree-flow.h (make_value_handle, set_value_handle, sort_vuses,
11355 sort_vuses_heap, vn_lookup_or_add, vn_lookup_or_add_with_stmt,
11356 vn_lookup_or_add_with_vuses, vn_add, vn_add_with_vuses,
11357 vn_lookup_with_stmt, vn_lookup, vn_lookup_with_vuses): Remove
11358 prototypes for removed functions.
11359 (expressions_equal_p): Move to ...
11360 * tree-ssa-sccvn.h: ... here and ...
11361 * matrix-reorg.c: ... adjust includes.
11363 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11365 * ipa-struct-reorg.c (do_reorg_1): Fix whitespace in dump output.
11367 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11369 * c-decl.c (finish_decl): Use bool for variable was_incomplete.
11370 (finish_function): Remove erroneous whitespace.
11372 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11374 * tree-cfg.c (gimple_merge_blocks): Commentary typo fix.
11375 (verify_stmts): Print statement who's gimple_bb is set to a wrong BB
11377 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11379 * errors.c (internal_error): Commentary typo fix.
11380 * gimple-iterator.c (gsi_insert_seq_on_edge): Ditto.
11381 * tree-ssa-pre.c: Ditto.
11383 2009-06-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
11385 * basic-block.h (ENTRY_BLOCK, EXIT_BLOCK): Document that neither of
11386 them is supposed to hold actual statements.
11388 2009-06-06 Ian Lance Taylor <iant@google.com>
11390 * doc/extend.texi (Attribute Syntax): Document that C++ labels on
11391 empty statements can now have attributes.
11393 2009-06-05 Shujing Zhao <pearly.zhao@oracle.com>
11395 * config/mips/mips.c: Use REG_P and CONST_INT_P where applicable.
11396 * config/mips/mips.md: Ditto.
11398 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11400 * config/rs6000/eabi.asm (__eabi_convert): Don't define if
11402 (__eabi_uconvert): Likewise.
11404 2009-06-05 Nathan Froyd <froydnj@codesourcery.com>
11406 * config/rs6000/ppc-asm.h: Protect auto-host.h inclusion and
11407 CFI_* definitions with IN_GCC.
11409 2009-06-05 David Edelsohn <edelsohn@gnu.org>
11411 * xcoffout.h (xcoffout_source_line): Update prototype.
11413 2009-06-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11415 * builtins.c (do_mpc_ckconv, do_mpc_arg1): Use
11416 mpc_realref/mpc_imagref instead of MPC_RE/MPC_IM.
11418 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11420 PR middle-end/40340
11421 * tree-ssa-live.c (remove_unused_scope_block_p): Don't prune
11422 inlined_function_outer_scope_p blocks for artificial inlines
11424 * tree.c (tree_nonartificial_location): Rewrite using
11425 block_nonartificial_location.
11427 2009-06-05 Revital Eres <eres@il.ibm.com>
11428 Leehod Baruch <leehod@il.ibm.com>
11430 * expr.c (expand_assignment): Expand MISALIGNED_INDIRECT_REF.
11431 (expand_expr_real_1): Remove comment.
11432 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
11433 Vectorize misaligned access when the target supports it.
11434 (vect_supportable_dr_alignment): Check for unaligned access support.
11435 * tree-vect-stmts.c (vectorizable_store): Generate misaligned store
11438 2009-06-05 Julian Brown <julian@codesourcery.com>
11440 * config/arm/ieee754-df.S (cmpdf2): Avoid writing below SP.
11441 * config/arm/ieee754-sf.S (cmpsf2): Likewise.
11443 2009-06-05 Richard Guenther <rguenther@suse.de>
11446 * dwarf2out.c (dwarf2out_begin_function): Mark discriminator
11447 as possibly unused.
11449 2009-06-05 Jakub Jelinek <jakub@redhat.com>
11451 * config/s390/s390.c (global_not_special_regno_p): New static inline.
11452 (save_gprs): Don't tell unwinder when a global register is saved.
11453 (s390_emit_epilogue): Emit needed epilogue unwind info.
11455 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11457 * dwarf2out.c (deferred_asm_name): New.
11458 (add_name_and_src_coords_attributes): Defer creation of
11459 DW_AT_MIPS_linkage_name attribute if DECL_ASSEMBLER_NAME was not
11461 (move_linkage_attr): New.
11462 (dwarf2out_finish): Revisit deferrals and emit attributes at the
11465 2009-06-05 Alexandre Oliva <aoliva@redhat.com>
11467 * tree-nested.c (finalize_nesting_tree_1): Declare the
11468 frame_decl in the binding tree.
11470 2009-06-04 Cary Coutant <ccoutant@google.com>
11472 * basic-block.h (struct basic_block_def): Add discriminator field.
11473 * dbxout.c (dbxout_source_line): Add new parameter. Change all
11475 * debug.c (do_nothing_debug_hooks): Add additional entry.
11476 (debug_nothing_int_charstar_int): New function.
11477 * debug.h (struct gcc_debug_hooks): Add parameter to source_line hook.
11478 (debug_nothing_int_charstar_int): New declaration.
11479 * dwarf2out.c (dwarf2out_source_line): Add new parameter. Write
11480 discriminator value in .loc directive.
11481 * final.c (last_discriminator): New variable.
11482 (discriminator): New variable.
11483 (final_start_function): Initialize above variables, pass current
11484 discriminator to debug hook.
11485 (notice_source_line): Check for discriminator change.
11486 * gimple-pretty-print.c (dump_bb_header): Print discriminator value.
11487 * sdbout.c (sdbout_source_line): New parameter.
11488 * tree-cfg.c (struct locus_discrim_map): New structure type.
11489 (discriminator_per_locus): New hash table.
11490 (build_gimple_cfg): Allocate and free discriminator hash table.
11491 (make_edges): Call assign_discriminator.
11492 (locus_map_hash): New function.
11493 (locus_map_eq): New function.
11494 (next_discriminator_for_locus): New function.
11495 (same_line_p): New function.
11496 (assign_discriminator): New function.
11497 (make_cond_expr_edges): Call assign_discriminator.
11498 (make_gimple_switch_edges): Likewise.
11499 (first_non_label_stmt): New function.
11500 * vmsdbgout.c (vmsdbgout_source_line): Add new parameter. Change
11502 * xcoffout.c (xcoffout_source_line): Add new parameter.
11504 * configure.ac (gcc_cv_as_discriminator): New configury check for
11505 gas support for discriminator.
11506 * configure: Regenerate.
11507 * config.in: Regenerate.
11509 2009-06-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
11511 * config/arm/arm.c (thumb2_legitimate_index_p): Initialize
11512 val after checking for integers.
11514 2009-06-04 Uros Bizjak <ubizjak@gmail.com>
11516 * config/i386/i386.h (X86_64_MS_REGPARM_MAX): Rename from
11518 (REGPARM_MAX): Use X86_64_MS_REGPARM_MAX.
11519 (X86_64_MS_SSE_REGPARM_MAX): Rename from X64_SSE_REGPARM_MAX.
11520 (SSE_REGPARM_MAX): Use X86_64_MS_SSE_REGPARM_MAX.
11521 * config/i386/i386.c: Use X86_64_MS_REGPARM_MAX instead of
11522 X64_REGPARM_MAX. Use X86_64_MS_SSE_REGPARM_MAX instead of
11523 X64_SSE_REGPARM_MAX.
11524 * config/i386/i386.md: Use X86_64_MS_SSE_REGPARM_MAX instead of
11525 X64_SSE_REGPARM_MAX.
11527 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11529 * gcc.c (report_times_to_file): New.
11530 (execute): Implement it.
11531 (process_command): Support -time=.
11532 * doc/invoke.texi: Document it.
11534 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11536 * tree-ssa-live.c (remove_unused_scope_block_p): Keep variables
11537 that have value exprs.
11539 2009-06-04 Alexandre Oliva <aoliva@redhat.com>
11541 * dwarf2asm.c (dw2_force_const_mem): Defer creation of
11542 declarations for constants until...
11543 (dw2_output_indirect_constant_1): ... this point.
11545 2009-06-04 Richard Earnshaw <rearnsha@arm.com>
11548 * arm.md (arm_addsi3): Don't try to split an add with an
11549 eliminable register until after reload has completed.
11551 2009-06-03 Ian Lance Taylor <iant@google.com>
11553 * dummy-checksum.c (executable_checksum): Use EXPORTED_CONST.
11554 * genattrtab.c (write_length_unit_log): Likewise.
11555 * genchecksum.c (dosum): Likewise.
11556 * gengtype.c (write_rtx_next): Likewise.
11557 (finish_root_table, write_roots): Likewise.
11558 * gimple.c (gimple_ops_offset_): Likewise.
11559 * tree-nomudflap.c (gt_ggc_r_gt_tree_mudflap_h): Likewise.
11560 * config/arc/arc.c (arc_attribute_table): Likewise.
11561 * config/arm/arm.c (arm_attribute_table): Likewise.
11562 * config/avr/avr.c (avr_attribute_table): Likewise.
11563 * config/crx/crx.c (crx_attribute_table): Likewise.
11564 * config/m32r/m32r.c (m32r_attribute_table): Likewise.
11565 * config/m68hc11/m68hc11.c (m68hc11_attribute_table): Likewise.
11566 * config/mcore/mcore.c (mcore_attribute_table): Likewise.
11567 * config/rs6000/rs6000.c (rs6000_attribute_table): Likewise.
11568 * config/sh/sh.c (sh_attribute_table): Likewise.
11569 * config/sparc/sparc.c (sparc_attribute_table): Likewise.
11570 * config/spu/spu.c (spu_attribute_table): Likewise.
11571 * config/v850/v850.c (v850_attribute_table): Likewise.
11573 * config/alpha/alpha.c (vms_attribute_table): Make static.
11574 * config/bfin/bfin.c (bfin_attribute_table): Likewise.
11575 * config/h8300/h8300.c (h8300_attribute_table): Likewise.
11576 * config/mips/mips.c (mips_attribute_table): Likewise.
11578 * Makefile.in (dummy-checksum.o): Depend upon $(CONFIG_H) and
11580 (cc1-checksum.o): Likewise.
11582 2009-06-03 Steve Ellcey <sje@cup.hp.com>
11584 * config/ia64/vect.md (*movv2sf_internal): Handle big endian case.
11586 2009-06-03 Jakub Jelinek <jakub@redhat.com>
11588 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Return generated
11589 insn if it is changing sp. Use gen_add3_insn instead of
11590 conditionally gen_addsi3 and gen_adddi3.
11591 (offset_below_red_zone_p): New static inline function.
11592 (rs6000_emit_epilogue): Emit needed epilogue unwind info.
11593 Use gen_add3_insn instead of conditionally gen_addsi3 and gen_adddi3.
11594 * config/rs6000/ppc-asm.h: Include auto-host.h.
11595 (CFI_STARTPROC, CFI_ENDPROC, CFI_DEF_CFA_REGISTER, CFI_OFFSET,
11596 CFI_RESTORE): Define.
11597 * config/rs6000/crtresxgpr.asm: Add unwind info.
11598 * config/rs6000/crtresxfpr.asm: Likewise.
11599 * config/rs6000/crtresgpr.asm: Likewise.
11600 * config/rs6000/crtresfpr.asm: Likewise.
11601 * config/rs6000/crtsavgpr.asm: Likewise.
11602 * config/rs6000/crtsavfpr.asm: Likewise.
11604 * dwarf2out.c (output_cfi_directive): Pass 1 instead of 0 to second
11605 argument of DWARF2_FRAME_REG_OUT macros.
11607 2009-06-03 Julian Brown <julian@codesourcery.com>
11609 * config/arm/arm.c (arm_hard_regno_mode_ok): Permit values of four
11610 words or less (including TImode) in core registers.
11612 2009-06-03 Richard Guenther <rguenther@suse.de>
11614 PR middle-end/40328
11615 * fold-const.c (fold_convert): Fold the build COMPLEX_EXPR.
11617 2009-06-03 Andrey Belevantsev <abel@ispras.ru>
11619 * statistics.c (statistics_counter_event): Do not record event
11620 in pass dump if its number == -1.
11621 (curr_statistics_hash): Add assert that we never get passes
11622 with static number == -1.
11624 2009-06-03 Richard Guenther <rguenther@suse.de>
11625 Andrey Belevantsev <abel@ispras.ru>
11627 * cfgexpand.c (discover_nonconstant_array_refs_r): Make only
11628 non-BLKmode arrays addressable.
11630 2009-06-03 Maxim Kuvyrkov <maxim@codesourcery.com>
11632 * config/m68k/linux.h (HAVE_GAS_BALIGN_AND_P2ALIGN): Move to ...
11633 * config/m68k/m68k.h: ... here.
11634 * testsuite/gcc.dg/falign-labels.c (dg-options): Don't restrict for
11637 2009-06-03 Martin Jambor <mjambor@suse.cz>
11639 PR tree-optimization/40323
11640 * ipa-prop.c (get_ssa_def_if_simple_copy): Break if not single
11643 2009-06-03 Richard Guenther <rguenther@suse.de>
11645 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11648 2009-06-03 Shujing Zhao <pearly.zhao@oracle.com>
11650 * config/sh/predicates.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
11651 JUMP_P, CALL_P, NONJUMP_INSN_P, NOTE_P, BARRIER_P and
11652 JUMP_TABLE_DATA_P where applicable.
11653 * config/sh/sh.c: Ditto.
11654 * config/sh/sh.h: Ditto.
11655 * config/sh/sh.md: Ditto.
11656 * config/sh/symbian.c: Ditto.
11658 2009-06-03 Uros Bizjak <ubizjak@gmail.com>
11660 * config/i386/driver-i386.c (describe_cache): Optimize
11661 concatenation of strings. Use snprintf instead of sprintf.
11662 (host_detect_local_cpu): Ditto. Ignore -march and -mtune for native
11663 target when not compiling with GCC.
11665 2009-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
11667 * config/sh/sh.c: Revert last change.
11668 (sh_expand_epilogue): Emit a blockage insn before the frame
11669 pointer adjustment unconditionally.
11671 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11673 * config/pa/pa-hpux.h (LINK_SPEC): Remove "%<fwhole-program".
11674 * config/pa/pa-hpux10.h (LINK_SPEC): Likewise.
11675 * config/pa/pa-hpux11.h (LINK_SPEC): Likewise.
11676 * gcc.c (set_collect_gcc_options): Don't add -fwhole-program
11677 to COLLECT_GCC_OPTIONS.
11679 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11681 * collect2.c (target_system_root): New variable.
11682 (main): Handle --sysroot=.
11683 (ignore_library): Strip the sysroot from the library path.
11685 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11687 * Makefile.in (COLLECT2_OBJS): Add collect2-aix.o.
11688 (collect2.o): Depend on collect2-aix.h.
11689 (collect2-aix.o): New rule.
11690 * collect2-aix.h: New file.
11691 * collect2-aix.c: Likewise.
11692 * collect2.c: Include collect2-aix.h. Don't undefine
11693 OBJECT_FORMAT_COFF if CROSS_AIX_SUPPORT is defined.
11694 Guard native includes with #ifndef CROSS_DIRECTORY_STRUCTURE.
11695 Use TARGET_AIX_VERSION instead of _AIX51.
11696 * config/rs6000/aix43.h (TARGET_AIX_VERSION): Define.
11697 * config/rs6000/aix51.h (TARGET_AIX_VERSION): Likewise.
11698 * config/rs6000/aix52.h (TARGET_AIX_VERSION): Likewise.
11699 * config/rs6000/aix53.h (TARGET_AIX_VERSION): Likewise.
11700 * config/rs6000/aix61.h (TARGET_AIX_VERSION): Likewise.
11702 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11704 * collect2.c (ignore_library): Avoid premature post-increment
11705 and null deference.
11707 2009-06-02 Richard Sandiford <r.sandiford@uk.ibm.com>
11709 * Makefile.in (libgcc.mvars): Add TARGET_SYSTEM_ROOT.
11710 * config/rs6000/aix.h (LINK_SYSCALLS_SPEC): Add %R to the
11711 !CROSS_DIRECTORY_STRUCTURE alternative and use it for
11712 CROSS_DIRECTORY_STRUCTURE too.
11713 (LINK_LIBG_SPEC): Likewise.
11714 (LIB_SPEC): Add %R to sysroot paths.
11715 * config/rs6000/aix43.h (CPP_SPEC): Add %R to sysroot paths.
11716 (CPLUSPLUS_CPP_SPEC, LIB_SPEC): Likewise.
11717 * config/rs6000/aix51.h: As for aix43.h.
11718 * config/rs6000/aix52.h: Likewise.
11719 * config/rs6000/aix53.h: Likewise.
11720 * config/rs6000/aix61.h: Likewise.
11721 * config/rs6000/t-aix52 (SHLIB_LINK): Add $(TARGET_SYSTEM_ROOT)
11722 to the beginning of sysroot paths.
11724 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11726 * print_rtl (print_rtx): Don't print modes in EXPR_LISTs and
11727 INSN_LISTs that are out of the REG_NOTE range.
11729 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11731 * loop-unroll.c (struct iv_to_split): Add pointer to next.
11732 (struct var_to_expand): Likewise.
11733 (struct opt_info): Add head and tail for linked lists of the above.
11734 (analyze_insn_to_expand_var): Initialize next.
11735 (analyze_iv_to_split_insn): Likewise.
11736 (analyze_insns_in_loop): Create linked lists.
11737 (allocate_basic_variable): Simplify for use without hash table.
11738 (insert_var_expansion_initialization): Likewise, make it type-safer.
11739 (combine_var_copies_in_loop_exit): Likewise.
11740 (apply_opt_in_copies): Walk lists rather than hash tables.
11741 (release_var_copies): Simplified and inlined by hand into...
11742 (free_opt_info): ... this function.
11744 2009-06-02 Richard Guenther <rguenther@suse.de>
11746 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Use DECL_SIZE
11749 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11751 * cfgexpand.c (gimple_expand_cfg): Discard the source location
11752 only for builtins that are not overridden.
11754 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11756 * gengtype.c (adjust_field_rtx_def): Add NOTE_INSN_DELETED_LABEL's
11759 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11761 * df-core.c (df_ref_debug): Honor -fdump-noaddr.
11763 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11765 * combine.c (move_deaths): Compare LUIDs within the same BB only.
11767 2009-06-02 Alexandre Oliva <aoliva@redhat.com>
11769 * common.opt (fdump-unnumbered-links): New.
11770 * doc/invoke.texi (-fdump-unnumbered-links): Document it.
11771 * print-rtl.c (flag_dump_unnumbered_links): New.
11772 (print_rtx): Test it.
11774 2009-06-02 Richard Earnshaw <rearnsha@arm.com>
11776 * arm.c (arm_get_frame_offsets): Prefer using r3 for padding a
11777 push/pop multiple to 8-byte alignment.
11779 2009-06-01 Jakub Jelinek <jakub@redhat.com>
11781 * config/i386/i386.c (queued_cfa_restores): New static variable.
11782 (ix86_add_cfa_restore_note, ix86_add_queued_cfa_restore_notes): New
11784 (pro_epilogue_adjust_stack): Call ix86_add_queued_cfa_restore_notes.
11785 (ix86_emit_restore_reg_using_pop): Add RED_OFFSET argument.
11786 Set RTX_FRAME_RELATED_P immediately after adding a REG_CFA_* note.
11787 Call ix86_add_cfa_restore_note instead of adding REG_CFA_OFFSET
11788 note unconditionally.
11789 (ix86_emit_restore_regs_using_mov): Likewise.
11790 (ix86_emit_restore_sse_regs_using_mov): Likewise.
11791 (ix86_emit_restore_regs_using_pop): Add RED_OFFSET argument, pass
11792 it through to ix86_emit_restore_reg_using_pop.
11793 (ix86_emit_leave): Add RED_OFFSET argument. Call
11794 ix86_add_queued_cfa_restore_notes. Call ix86_add_cfa_restore_note
11795 instead of adding REG_CFA_OFFSET note unconditionally.
11796 (ix86_expand_epilogue): Compute RED_OFFSET, pass it down to
11797 the above functions. Call ix86_add_queued_cfa_restore_notes when
11800 * dwarf2out.c (dwarf2out_cfi_label): Add FORCE argument, if true,
11801 force output of the label even for dwarf2out_do_cfi_asm.
11802 (add_fde_cfi): If -g2 and above and cfi might change CFA,
11803 force creation of CFI label and chain DW_CFA_set_loc jumping to it
11804 for convert_cfa_to_fb_loc_list. Adjust other dwarf2out_cfi_label
11806 (dwarf2out_stack_adjust, dwarf2out_frame_debug,
11807 dwarf2out_begin_epilogue, dwarf2out_frame_debug_restore_state): Adjust
11808 dwarf2out_cfi_label callers.
11809 * tree.h (dwarf2out_cfi_label): Adjust prototype.
11810 * config/arm/arm.c (thumb_pushpop, thumb1_output_function_prologue):
11811 Adjust dwarf2out_cfi_label callers.
11812 * config/vax/vax.c (vax_output_function_prologue): Likewise.
11814 * config/i386/i386.h (struct machine_cfa_state,
11815 struct machine_function): Guard with ifndef USED_FOR_TARGET
11816 instead of not IN_LIBGCC2 and not in IN_TARGET_LIBS.
11819 * emutls.c (__emutls_get_address): Change arr->size to mean number
11820 of allocated arr->data entries instead of # of slots + 1.
11822 PR middle-end/40316
11823 * recog.c (peep2_reinit_state): New function.
11824 (peephole2_init_state): Use it at the end of a basic block and also
11825 when seeing a RTX_FRAME_RELATED_P insn.
11827 2009-06-01 Steve Ellcey <sje@cup.hp.com>
11829 * ia64.md (floatdirf2, fix_truncrfdi, floatunsdirf,
11830 fixuns_truncrfdi2): New.
11831 (fix_truncxfdi2_alts, fixuns_truncxfdi2_alts,
11832 *nmaddsf4_alts, *nmadddf4_alts, *nmadddf4_truncsf_alts,
11833 *mulxf3_alts, *mulxf3_truncsf_alts, *mulxf3_truncdf_alts,
11834 *maddxf4_alts, *maddxf4_alts_truncsf, *maddxf4_alts_truncdf,
11835 *nmaddxf4_alts, *nmaddxf4_truncsf_alts, *nmaddxf4_truncdf_alts,
11836 *recip_approx): Remove.
11837 (divsi3 modsi3, udivsi3, umodsi3, divsi3_internal, divdi3,
11838 moddi3, udivdi3, umoddi3, divdi3_internal_lat, divdi3_internal_thr,
11839 divsf3, sqrtsf2, divdf3, sqrtdf2, divxf3, sqrtxf2): Modify and
11841 * div.md (fix_truncrfdi2_alts, fixuns_truncrfdi2_alt,
11844 2009-06-01 Ian Lance Taylor <iant@google.com>
11846 * attribs.c (register_attribute): Use CONST_CAST.
11847 * collect2.c (main): Use CONST_CAST2.
11848 (scan_prog_file): Likewise.
11849 * gcc.c (process_command, main): Likewise.
11850 * toplev.c (toplev_main): Likewise.
11852 * c-typeck.c (handle_warn_cast_qual): New static function,
11853 partially broken out of build_c_cast.
11854 (build_c_cast): Call handle_warn_cast_qual.
11855 * doc/invoke.texi (Warning Options): Document new effect of
11858 2009-06-01 Aldy Hernandez <aldyh@redhat.com>
11860 * diagnostic.c (diagnostic_build_prefix): Always print columns.
11861 (diagnostic_report_current_module): Print columns.
11862 * common.opt (flag_show_column): Enable by default.
11864 2009-06-01 Luis Machado <luisgpm@br.ibm.com>
11866 * alias.c (find_base_term): Check for NULL term before returning.
11868 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11870 Revert due to PR40320:
11871 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11872 * calls.c (emit_library_call_value_1): Don't force_operand for move
11875 2009-06-01 Olivier Hainque <hainque@adacore.com>
11876 Eric Botcazou <ebotcazou@adacore.com>
11878 * tree.h (CONSTRUCTOR_BITFIELD_P): True if NODE, a FIELD_DECL, is
11879 to be processed as a bitfield for constructor output purposes.
11880 * output.h (initializer_constant_valid_for_bitfield_p): Declare
11882 * varasm.c (oc_local_state): New type, output_constructor
11883 local state to support communication with helpers.
11884 (oc_outer_state): New type, output_constructor outer state of
11885 relevance in recursive calls.
11886 (output_constructor_array_range): New output_constructor helper,
11887 extracted code for an array range element.
11888 (output_constructor_regular_field): New output_constructor helper,
11889 extracted code for an element that is not a bitfield.
11890 (output_constructor_bitfield): New output_constructor helper,
11891 extracted code for a bitfield element. Accept an OUTER state
11892 argument for recursive processing. Recurse on record or array
11893 CONSTRUCTOR values, possibly past noop conversions.
11894 (initializer_constant_valid_for_bitfield_p): New predicate. Whether
11895 VALUE is a valid constant-valued expression for use in a static
11896 bit-field initializer.
11897 (output_constructor): Rework to use helpers. Accept and honor an
11898 OUTER state argument for recursive calls. Return total size. Be
11899 prepared for nested constructors initializing bitfields.
11900 (output_constant): Feed OUTER in calls to output_constructor.
11902 2009-06-01 Maxim Kuvyrkov <maxim@codesourcery.com>
11904 * calls.c (emit_library_call_value_1): Don't force_operand for move
11907 2009-06-01 Nick Clifton <nickc@redhat.com>
11909 * doc/invoke.texi (IA-64 Options): Fix typo.
11911 2009-06-01 Ira Rosen <irar@il.ibm.com>
11913 PR tree-optimization/39129
11914 * tree-vect-loop-manip.c (conservative_cost_threshold): Change the
11916 (vect_do_peeling_for_loop_bound): Use
11917 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11918 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11919 (vect_loop_versioning): Likewise.
11920 (vect_create_cond_for_alias_checks): Fix indentation.
11921 * tree-vectorizer.h (struct _loop_vec_info): Fix indentation of the
11923 (LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT): Define.
11924 (LOOP_REQUIRES_VERSIONING_FOR_ALIAS): Likewise.
11925 * tree-vect-loop.c (vect_analyze_loop_form): Change "too many BBs" to
11926 "control flow in loop".
11927 (vect_estimate_min_profitable_iters): Use
11928 LOOP_REQUIRES_VERSIONING_FOR_ALIGNMENT and
11929 LOOP_REQUIRES_VERSIONING_FOR_ALIAS macros.
11930 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
11931 (vect_create_data_ref_ptr): Don't mention array dimension in printing.
11932 * tree-vect-stmts.c (vectorizable_store): Replace the check that the
11933 statement belongs to a group of strided accesses with the exact code
11935 (vectorizable_load): Likewise.
11936 * tree-vect-slp.c (vect_analyze_slp_instance): Spell out "basic block".
11937 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
11939 2009-06-01 Gerald Pfeifer <gerald@pfeifer.com>
11941 * config/freebsd-stdint.h: New file.
11942 * config.gcc (*-*-freebsd): Set use_gcc_stdint=wrap.
11943 Add freebsd-stdint.h to tm_file.
11945 2009-06-01 Richard Earnshaw <rearnsha@arm.com>
11947 * arm/thumb2.md (thumb2_zero_extendhidi2): New insn and split.
11948 (thumb2_extendhidi2): Likewise.
11950 2009-05-31 Ian Lance Taylor <iant@google.com>
11952 * regstat.c (regstat_n_sets_and_refs): Remove duplicate definition.
11954 2009-05-31 Ian Lance Taylor <iant@google.com>
11956 * Makefile.in (except.o): Depend upon gt-except.h, not gt-$(EXCEPT_H).
11957 (ipa-cp.o): Depend upon $(FIBHEAP_H) and $(PARAMS_H).
11958 (ipa-reference.o): Depend upon gt-ipa-reference.h.
11960 2009-05-31 Jason Merrill <jason@redhat.com>
11962 * tree-pretty-print.c (print_call_name): Take the callee, not the
11963 call itself. Make non-static. Use dump_function_name for functions.
11964 (dump_generic_node): Adjust.
11965 * diagnostic.h: Declare print_call_name.
11966 * gimple-pretty-print.c (dump_gimple_call): Use it.
11968 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11970 * config/sh/sh.md (ashldi3_std): New define_expand.
11973 2009-05-31 Kaz Kojima <kkojima@gcc.gnu.org>
11976 * config/sh/sh.c: Include debug.h.
11977 (sh_expand_epilogue): Emit a blockage insn before the frame
11978 pointer adjustment also when dwarf2out_do_frame returns true.
11980 2009-05-31 Richard Earnshaw <rearnsha@arm.com>
11982 * arm/thumb2.md (thumb2_extendsidi2): Add a split sub-pattern.
11983 (thumb2_extendqidi2): New pattern.
11985 2009-05-31 Ira Rosen <irar@il.ibm.com>
11987 * tree-vect-loop-manip.c (slpeel_update_phi_nodes_for_guard1): Don't
11988 mark phis for renaming.
11989 * tree-vectorizer.c (vect_memsyms_to_rename): Remove.
11990 (vectorize_loops): Don't allocate and free vect_memsyms_to_rename.
11991 Call mark_sym_for_renaming.
11992 * tree-vectorizer.h (vect_memsyms_to_rename): Remove.
11993 * tree-vect-loop.c (vect_transform_loop): Remove
11994 vect_memsyms_to_rename initialization and a call to
11995 mark_set_for_renaming.
11997 2009-05-31 Jakub Jelinek <jakub@redhat.com>
11999 PR middle-end/40304
12000 * config/i386/i386.c (pro_epilogue_adjust_stack): Mark insns
12001 frame related even if !set_cfa && style < 0.
12003 2009-05-30 Kai Tietz <kai.tietz@onevision.com>
12005 * config/i386/mingw-tls.c: New file.
12006 * config/i386/t-gthr-win32 (LIB2FUNCS_EXTRA): Add mingw-tls.c file.
12007 * gthr-win32.h (MINGW32_SUPPORTS_MT_EH): Define it for targets
12008 defining _WIN32 but not __CYGWIN__.
12010 2009-05-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12012 * configure.ac: Add MPC support.
12014 * config.in, configure: Regenerate.
12016 2009-05-29 Richard Henderson <rth@redhat.com>
12018 * cfgcleanup.c (try_crossjump_to_edge): Only skip past
12019 NOTE_INSN_BASIC_BLOCK.
12020 * cfglayout.c (duplicate_insn_chain): Copy epilogue insn marks.
12021 Duplicate NOTE_INSN_EPILOGUE_BEG notes.
12022 * cfgrtl.c (can_delete_note_p): Allow NOTE_INSN_EPILOGUE_BEG
12024 * dwarf2out.c (struct cfa_loc): Change indirect field to bitfield,
12026 (add_cfi): Disable check redefining cfa away from drap.
12027 (lookup_cfa_1): Add remember argument; handle remember/restore.
12028 (lookup_cfa): Pass remember argument.
12029 (cfa_remember): New.
12030 (compute_barrier_args_size_1): Remove sibcall check.
12031 (dwarf2out_frame_debug_def_cfa): New.
12032 (dwarf2out_frame_debug_adjust_cfa): New.
12033 (dwarf2out_frame_debug_cfa_offset): New.
12034 (dwarf2out_frame_debug_cfa_register): New.
12035 (dwarf2out_frame_debug_cfa_restore): New.
12036 (dwarf2out_frame_debug): Handle REG_CFA_* notes.
12037 (dwarf2out_begin_epilogue): New.
12038 (dwarf2out_frame_debug_restore_state): New.
12039 (dw_cfi_oprnd1_desc): Handle DW_CFA_remember_state,
12040 DW_CFA_restore_state.
12041 (output_cfi_directive): Likewise.
12042 (convert_cfa_to_fb_loc_list): Likewise.
12043 (dw_cfi_oprnd1_desc): Handle DW_CFA_restore.
12044 * dwarf2out.h: Update.
12045 * emit-rtl.c (try_split): Don't split RTX_FRAME_RELATED_P.
12046 (copy_insn_1): Early out for null.
12047 * final.c (final_scan_insn): Call dwarf2out_begin_epilogue
12048 and dwarf2out_frame_debug_restore_state.
12049 * function.c (prologue, epilogue, sibcall_epilogue): Remove.
12050 (prologue_insn_hash, epilogue_insn_hash): New.
12051 (free_after_compilation): Adjust freeing accordingly.
12052 (record_insns): Create hash table if needed; push insns into
12053 hash instead of array.
12054 (maybe_copy_epilogue_insn): New.
12055 (contains): Search hash table instead of array.
12056 (sibcall_epilogue_contains): Remove.
12057 (thread_prologue_and_epilogue_insns): Split eh_return insns
12058 and mark them as epilogues.
12059 (reposition_prologue_and_epilogue_notes): Rewrite epilogue
12060 scanning in terms of basic blocks.
12061 * insn-notes.def (CFA_RESTORE_STATE): New.
12062 * jump.c (returnjump_p_1): Accept EH_RETURN.
12063 (eh_returnjump_p_1, eh_returnjump_p): New.
12064 * reg-notes.def (CFA_DEF_CFA, CFA_ADJUST_CFA, CFA_OFFSET,
12065 CFA_REGISTER, CFA_RESTORE): New.
12066 * rtl.def (EH_RETURN): New.
12067 * rtl.h (eh_returnjump_p, maybe_copy_epilogue_insn): Declare.
12069 * config/bfin/bfin.md (UNSPEC_VOLATILE_EH_RETURN): Remove.
12070 (eh_return_internal): Use eh_return rtx; split w/ epilogue.
12072 * config/i386/i386.c (gen_push): Update cfa state.
12073 (pro_epilogue_adjust_stack): Add set_cfa argument. When true,
12074 add a CFA_ADJUST_CFA note.
12075 (ix86_dwarf_handle_frame_unspec): Remove.
12076 (ix86_expand_prologue): Update cfa state.
12077 (ix86_emit_restore_reg_using_pop): New.
12078 (ix86_emit_restore_regs_using_pop): New.
12079 (ix86_emit_leave): New.
12080 (ix86_emit_restore_regs_using_mov): Add CFA_RESTORE notes.
12081 (ix86_expand_epilogue): Add notes for unwinding the epilogue.
12082 * config/i386/i386.h (struct machine_cfa_state): New.
12083 (ix86_cfa_state): New.
12084 * config/i386/i386.md (UNSPEC_EH_RETURN): Remove.
12085 (eh_return_internal): Merge from eh_return_<mode>,
12086 use eh_return rtx, split w/ epilogue.
12088 2009-05-29 Ian Lance Taylor <iant@google.com>
12090 * builtins.c (validate_gimple_arglist): Don't use va_arg with
12092 * calls.c (emit_library_call_value_1): Likewise.
12094 * c-typeck.c (c_build_va_arg): New function.
12095 * c-tree.h (c_build_va_arg): Declare.
12096 * c-parser.c (c_parser_postfix_expression): Call c_build_va_arg
12097 instead of build_va_arg.
12099 2009-05-29 Eric Botcazou <ebotcazou@adacore.com>
12101 * tree-ssa-loop-ivopts.c (strip_offset_1) <MULT_EXPR>: New case.
12102 (force_expr_to_var_cost) <NEGATE_EXPR>: Likewise.
12103 (ptr_difference_cost): Use affine combinations to compute it.
12104 (difference_cost): Likewise.
12105 (get_computation_cost_at): Compute more accurate cost for addresses
12106 if the ratio is a multiplier allowed in addresses.
12107 For non-addresses, consider that an additional offset or symbol is
12110 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12112 * config/i386/i386.c (ix86_decompose_address): Avoid useless
12113 0 displacement. Add 0 displacement if base is %[er]bp or %r13.
12115 * config/i386/i386.md (prefix_data16, prefix_rep): Set to 0 for
12116 TYPE_SSE{MULADD,4ARG,IADD1,CVT1} by default.
12117 (prefix_rex): For UNIT_MMX don't imply the prefix by default
12119 (prefix_extra): Default to 2 for TYPE_SSE{MULADD,4ARG} and
12120 to 1 for TYPE_SSE{IADD1,CVT1}.
12121 (prefix_vex_imm8): Removed.
12122 (length_vex): Only pass 1 as second argument to
12123 ix86_attr_length_vex_default if prefix_extra is 0.
12124 (modrm): For TYPE_INCDEC only set to 0 if not TARGET_64BIT.
12125 (length): For prefix vex computation use length_immediate
12126 attribute instead of prefix_vex_imm8.
12127 (cmpqi_ext_3_insn, cmpqi_ext_3_insn_rex64,
12128 addqi_ext_1, addqi_ext_1_rex64, *testqi_ext_0, andqi_ext_0,
12129 *andqi_ext_0_cc, *iorqi_ext_0, *xorqi_ext_0, *xorqi_cc_ext_1,
12130 *xorqi_cc_ext_1_rex64): Override modrm attribute to 1.
12131 (extendsidi2_rex64, extendhidi2, extendqidi2, extendhisi2,
12132 *extendhisi2_zext, extendqihi2, extendqisi2, *extendqisi2_zext): Emit
12133 a space in between the operands.
12134 (*anddi_1_rex64, *andsi_1): Likewise. Override prefix_rex to 1
12135 if one operand is 0xff and the other one si, di, bp or sp.
12136 (*andhi_1): Override prefix_rex to 1 if one operand is 0xff and the
12137 other one si, di, bp or sp.
12138 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Add mode attribute.
12139 (*ffssi_1, *ffsdi_1, ctzsi2, ctzdi2): Add
12140 type and mode attributes.
12141 (*bsr, *bsr_rex64, *bsrhi): Add type attribute.
12142 (*cmpfp_i_mixed, *cmpfp_iu_mixed): For TYPE_SSECOMI, clear
12143 prefix_rep attribute and set prefix_data16 attribute iff MODE_DF.
12144 (*cmpfp_i_sse, *cmpfp_iu_sse): Clear prefix_rep attribute and set
12145 prefix_data16 attribute iff MODE_DF.
12146 (*movsi_1): For TYPE_SSEMOV MODE_SI set prefix_data16 attribute.
12147 (fix_trunc<mode>di_sse): Set prefix_rex attribute.
12148 (*adddi_4_rex64, *addsi_4): Use const128_operand instead of
12149 constm128_operand in length_immediate computation.
12150 (*addhi_4): Likewise. Fix mode attribute to MODE_HI.
12151 (anddi_1_rex64): Use movzbl/movzwl instead of movzbq/movzwq.
12152 (*avx_ashlti3, sse2_ashlti3, *avx_lshrti3, sse2_lshrti3): Set
12153 length_immediate attribute to 1.
12154 (x86_fnstsw_1, x86_fnstcw_1, x86_fldcw_1): Fix length attribute.
12155 (*movdi_1_rex64): Override prefix_rex or prefix_data16 attributes
12156 for certain alternatives.
12157 (*movdf_nointeger, *movdf_integer_rex64, *movdf_integer): Override
12158 prefix_data16 attribute if MODE_V1DF.
12159 (*avx_setcc<mode>, *sse_setcc<mode>, *sse5_setcc<mode>): Set
12160 length_immediate to 1.
12161 (set_got_rex64, set_rip_rex64): Remove length attribute, set
12162 length_address to 4, set mode attribute to MODE_DI.
12163 (set_got_offset_rex64): Likewise. Set length_immediate to 0.
12164 (fxam<mode>2_i387): Set length attribute to 4.
12165 (*prefetch_sse, *prefetch_sse_rex, *prefetch_3dnow,
12166 *prefetch_3dnow_rex): Override length_address attribute.
12167 (sse4_2_crc32<mode>): Override prefix_data16 and prefix_rex
12169 * config/i386/predicates.md (ext_QIreg_nomode_operand): New predicate.
12170 (constm128_operand): Removed.
12171 * config/i386/i386.c (memory_address_length): For
12172 disp && !index && !base in 64-bit mode account for SIB byte if
12173 print_operand_address can't optimize disp32 into disp32(%rip)
12174 and UNSPEC doesn't imply (%rip) addressing. Add 1 to length
12175 for fs: or gs: segment.
12176 (ix86_attr_length_immediate_default): When checking if shortform
12177 is possible, truncate immediate to the length of the non-shortened
12179 (ix86_attr_length_address_default): Ignore MEM_P operands
12181 (ix86_attr_length_vex_default): Only check for DImode on
12182 GENERAL_REG_P operands.
12183 * config/i386/sse.md (<sse>_comi, <sse>_ucomi): Clear
12184 prefix_rep attribute, set prefix_data16 attribute iff MODE_DF.
12185 (sse_cvttps2pi): Clear prefix_rep attribute.
12186 (sse2_cvttps2dq, *sse2_cvtpd2dq, sse2_cvtps2pd): Clear prefix_data16
12188 (*sse2_cvttpd2dq): Don't clear prefix_rep attribute.
12189 (*avx_ashr<mode>3, ashr<mode>3, *avx_lshr<mode>3, lshr<mode>3,
12190 *avx_ashl<mode>3, ashl<mode>3): Set length_immediate attribute to 1
12191 iff operand 2 is const_int_operand.
12192 (*vec_dupv4si, avx_shufpd256_1, *avx_shufpd_<mode>,
12193 sse2_shufpd_<mode>): Set length_immediate attribute to 1.
12194 (sse2_pshufd_1): Likewise. Set prefix attribute to maybe_vex
12196 (sse2_pshuflw_1, sse2_pshufhw_1): Set length_immediate to 1 and clear
12198 (sse2_unpckhpd, sse2_unpcklpd, sse2_storehpd, *vec_concatv2df): Set
12199 prefix_data16 attribute for movlpd and movhpd instructions.
12200 (sse2_loadhpd, sse2_loadlpd, sse2_movsd): Likewise. Override
12201 length_immediate for shufpd instruction.
12202 (sse2_movntsi, sse3_lddqu): Clear prefix_data16 attribute.
12203 (avx_cmpp<avxmodesuffixf2c><mode>3,
12204 avx_cmps<ssemodesuffixf2c><mode>3, *avx_maskcmp<mode>3,
12205 <sse>_maskcmp<mode>3, <sse>_vmmaskcmp<mode>3,
12206 avx_shufps256_1, *avx_shufps_<mode>, sse_shufps_<mode>,
12207 *vec_dupv4sf_avx, *vec_dupv4sf): Set length_immediate attribute to 1.
12208 (*avx_cvtsi2ssq, *avx_cvtsi2sdq): Set length_vex attribute to 4.
12209 (sse_cvtsi2ssq, sse2_cvtsi2sdq): Set prefix_rex attribute to 1.
12210 (sse2_cvtpi2pd, sse_loadlps, sse2_storelpd): Override
12211 prefix_data16 attribute for the first alternative to 1.
12212 (*avx_loadlps): Override length_immediate for the first alternative.
12213 (*vec_concatv2sf_avx): Override length_immediate and prefix_extra
12214 attributes for second alternative.
12215 (*vec_concatv2sf_sse4_1): Override length_immediate and
12216 prefix_data16 attributes for second alternative.
12217 (*vec_setv4sf_avx, *avx_insertps, vec_extract_lo_<mode>,
12218 vec_extract_hi_<mode>, vec_extract_lo_v16hi,
12219 vec_extract_hi_v16hi, vec_extract_lo_v32qi,
12220 vec_extract_hi_v32qi): Set prefix_extra and length_immediate to 1.
12221 (*vec_setv4sf_sse4_1, sse4_1_insertps, *sse4_1_extractps): Set
12222 prefix_data16 and length_immediate to 1.
12223 (*avx_mulv2siv2di3, *avx_mulv4si3, sse4_2_gtv2di3): Set prefix_extra
12225 (*avx_<code><mode>3, *avx_eq<mode>3, *avx_gt<mode>3): Set
12226 prefix_extra attribute for variants that don't have 0f prefix alone.
12227 (*avx_pinsr<ssevecsize>): Likewise. Set length_immediate to 1.
12228 (*sse4_1_pinsrb, *sse2_pinsrw, *sse4_1_pinsrd, *sse4_1_pextrb,
12229 *sse4_1_pextrb_memory, *sse2_pextrw, *sse4_1_pextrw_memory,
12230 *sse4_1_pextrd): Set length_immediate to 1.
12231 (*sse4_1_pinsrd): Likewise. Set prefix_extra to 1.
12232 (*sse4_1_pinsrq, *sse4_1_pextrq): Set prefix_rex and length_immediate
12234 (*vec_extractv2di_1_rex64_avx, *vec_extractv2di_1_rex64,
12235 *vec_extractv2di_1_avx, *vec_extractv2di_1_sse2): Override
12236 length_immediate to 1 for second alternative.
12237 (*vec_concatv2si_avx, *vec_concatv2di_rex64_avx): Override
12238 prefix_extra and length_immediate attributes for the first
12240 (vec_concatv2si_sse4_1): Override length_immediate to 1 for the
12242 (*vec_concatv2di_rex64_sse4_1): Likewise. Override prefix_rex
12243 to 1 for the first and third alternative.
12244 (*vec_concatv2di_rex64_sse): Override prefix_rex to 1 for the second
12246 (*sse2_maskmovdqu, *sse2_maskmovdqu_rex64): Override length_vex
12248 (*sse_sfence, sse2_mfence, sse2_lfence): Override length_address
12250 (*avx_phaddwv8hi3, *avx_phadddv4si3, *avx_phaddswv8hi3,
12251 *avx_phsubwv8hi3, *avx_phsubdv4si3, *avx_phsubswv8hi,
12252 *avx_pmaddubsw128, *avx_pmulhrswv8hi3, *avx_pshufbv16qi3,
12253 *avx_psign<mode>3): Set prefix_extra attribute to 1.
12254 (ssse3_phaddwv4hi3, ssse3_phadddv2si3, ssse3_phaddswv4hi3,
12255 ssse3_phsubwv4hi3, ssse3_phsubdv2si3, ssse3_phsubswv4hi3,
12256 ssse3_pmaddubsw, *ssse3_pmulhrswv4hi, ssse3_pshufbv8qi3,
12257 ssse3_psign<mode>3): Override prefix_rex attribute.
12258 (*avx_palignrti): Override prefix_extra and length_immediate to 1.
12259 (ssse3_palignrti): Override length_immediate to 1.
12260 (ssse3_palignrdi): Override length_immediate to 1, override
12261 prefix_rex attribute.
12262 (abs<mode>2): Override prefix_rep to 0, override prefix_rex attribute.
12263 (sse4a_extrqi): Override length_immediate to 2.
12264 (sse4a_insertqi): Likewise. Override prefix_data16 to 0.
12265 (sse4a_insertq): Override prefix_data16 to 0.
12266 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>,
12267 avx_blendvp<avxmodesuffixf2c><avxmodesuffix>,
12268 avx_dpp<avxmodesuffixf2c><avxmodesuffix>, *avx_mpsadbw,
12269 *avx_pblendvb, *avx_pblendw, avx_roundp<avxmodesuffixf2c>256,
12270 avx_rounds<avxmodesuffixf2c>256): Override prefix_extra
12271 and length_immediate to 1.
12272 (sse4_1_blendp<ssemodesuffixf2c>, sse4_1_dpp<ssemodesuffixf2c>,
12273 sse4_2_pcmpestr, sse4_2_pcmpestri, sse4_2_pcmpestrm,
12274 sse4_2_pcmpestr_cconly, sse4_2_pcmpistr, sse4_2_pcmpistri,
12275 sse4_2_pcmpistrm, sse4_2_pcmpistr_cconly): Override prefix_data16
12276 and length_immediate to 1.
12277 (sse4_1_blendvp<ssemodesuffixf2c>): Override prefix_data16 to 1.
12278 (sse4_1_mpsadbw, sse4_1_pblendw): Override length_immediate to 1.
12279 (*avx_packusdw, avx_vtestp<avxmodesuffixf2c><avxmodesuffix>,
12280 avx_ptest256): Override prefix_extra to 1.
12281 (sse4_1_roundp<ssemodesuffixf2c>, sse4_1_rounds<ssemodesuffixf2c>):
12282 Override prefix_data16 and length_immediate to 1.
12283 (sse5_pperm_zero_v16qi_v8hi, sse5_pperm_sign_v16qi_v8hi,
12284 sse5_pperm_zero_v8hi_v4si, sse5_pperm_sign_v8hi_v4si,
12285 sse5_pperm_zero_v4si_v2di, sse5_pperm_sign_v4si_v2di,
12286 sse5_vrotl<mode>3, sse5_ashl<mode>3, sse5_lshl<mode>3): Override
12287 prefix_data16 to 0 and prefix_extra to 2.
12288 (sse5_rotl<mode>3, sse5_rotr<mode>3): Override length_immediate to 1.
12289 (sse5_frcz<mode>2, sse5_vmfrcz<mode>2): Don't override prefix_extra
12291 (*sse5_vmmaskcmp<mode>3, sse5_com_tf<mode>3,
12292 sse5_maskcmp<mode>3, sse5_maskcmp<mode>3, sse5_maskcmp_uns<mode>3):
12293 Override prefix_data16 and prefix_rep to 0, length_immediate to 1
12294 and prefix_extra to 2.
12295 (sse5_maskcmp_uns2<mode>3, sse5_pcom_tf<mode>3): Override
12296 prefix_data16 to 0, length_immediate to 1 and prefix_extra to 2.
12297 (*avx_aesenc, *avx_aesenclast, *avx_aesdec, *avx_aesdeclast,
12298 avx_vpermilvar<mode>3,
12299 avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>,
12300 avx_vbroadcastss256, avx_vbroadcastf128_p<avxmodesuffixf2c>256,
12301 avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>,
12302 avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>):
12303 Override prefix_extra to 1.
12304 (aeskeygenassist, pclmulqdq): Override length_immediate to 1.
12305 (*vpclmulqdq, avx_vpermil<mode>, avx_vperm2f128<mode>3,
12306 vec_set_lo_<mode>, vec_set_hi_<mode>, vec_set_lo_v16hi,
12307 vec_set_hi_v16hi, vec_set_lo_v32qi, vec_set_hi_v32qi): Override
12308 prefix_extra and length_immediate to 1.
12309 (*avx_vzeroall, avx_vzeroupper, avx_vzeroupper_rex64): Override
12311 (*vec_concat<mode>_avx): Override prefix_extra and length_immediate
12312 to 1 for the first alternative.
12313 * config/i386/mmx.md (*mov<mode>_internal_rex64): Override
12314 prefix_rep, prefix_data16 and/or prefix_rex attributes in certain
12316 (*mov<mode>_internal_avx, *movv2sf_internal_rex64,
12317 *movv2sf_internal_avx, *movv2sf_internal): Override
12318 prefix_rep attribute for certain alternatives.
12319 (*mov<mode>_internal): Override prefix_rep or prefix_data16
12320 attributes for certain alternatives.
12321 (*movv2sf_internal_rex64_avx): Override prefix_rep and length_vex
12322 attributes for certain alternatives.
12323 (*mmx_addv2sf3, *mmx_subv2sf3, *mmx_mulv2sf3,
12324 *mmx_<code>v2sf3_finite, *mmx_<code>v2sf3, mmx_rcpv2sf2,
12325 mmx_rcpit1v2sf3, mmx_rcpit2v2sf3, mmx_rsqrtv2sf2, mmx_rsqit1v2sf3,
12326 mmx_haddv2sf3, mmx_hsubv2sf3, mmx_addsubv2sf3,
12327 *mmx_eqv2sf3, mmx_gtv2sf3, mmx_gev2sf3, mmx_pf2id, mmx_pf2iw,
12328 mmx_pi2fw, mmx_floatv2si2, mmx_pswapdv2sf2, *mmx_pmulhrwv4hi3,
12329 mmx_pswapdv2si2): Set prefix_extra attribute to 1.
12330 (mmx_ashr<mode>3, mmx_lshr<mode>3, mmx_ashl<mode>3): Set
12331 length_immediate to 1 if operand 2 is const_int_operand.
12332 (*mmx_pinsrw, mmx_pextrw, mmx_pshufw_1, *vec_dupv4hi,
12333 *vec_extractv2si_1): Set length_immediate attribute to 1.
12334 (*mmx_uavgv8qi3): Override prefix_extra attribute to 1 if
12335 using old 3DNOW insn rather than SSE/3DNOW_A.
12336 (mmx_emms, mmx_femms): Clear modrm attribute.
12338 2009-05-29 Martin Jambor <mjambor@suse.cz>
12340 * tree-sra.c: New implementation of SRA.
12342 * params.def (PARAM_SRA_MAX_STRUCTURE_SIZE): Removed.
12343 (PARAM_SRA_MAX_STRUCTURE_COUNT): Removed.
12344 (PARAM_SRA_FIELD_STRUCTURE_RATIO): Removed.
12345 * params.h (SRA_MAX_STRUCTURE_SIZE): Removed.
12346 (SRA_MAX_STRUCTURE_COUNT): Removed.
12347 (SRA_FIELD_STRUCTURE_RATIO): Removed.
12348 * doc/invoke.texi (sra-max-structure-size): Removed.
12349 (sra-field-structure-ratio): Removed.
12351 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12353 PR middle-end/40291
12354 * builtins.c (expand_builtin_memcmp): Convert len to sizetype
12357 2009-05-29 Andrey Belevantsev <abel@ispras.ru>
12359 PR rtl-optimization/40101
12360 * sel-sched-ir.c (get_seqno_by_preds): Allow returning negative
12361 seqno. Adjust comment.
12362 * sel-sched.c (find_seqno_for_bookkeeping): Assert that when
12363 inserting bookkeeping before a jump, the jump is not scheduled.
12364 When no positive seqno found, provide a value. Add comment.
12366 2009-05-29 Richard Guenther <rguenther@suse.de>
12368 * tree-ssa-alias.c (nonaliasing_component_refs_p): Remove
12369 short-cutting on the first component.
12371 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12373 PR middle-end/39958
12374 * omp-low.c (scan_omp_1_op): Call remap_type on TREE_TYPE
12375 for trees other than decls/types.
12377 2009-05-29 Richard Guenther <rguenther@suse.de>
12379 * tree-ssa-operands.c (get_expr_operands): Do not handle
12380 INDIRECT_REFs in the handled-component case. Remove
12381 unused get_ref_base_and_extent case.
12382 * tree-dfa.c (get_ref_base_and_extent): Avoid calling
12383 tree_low_cst and host_integerp where possible.
12384 * tree-ssa-structalias.c (equiv_class_label_eq): Check hash
12385 codes for equivalence.
12386 * dce.c (find_call_stack_args): Avoid redundant bitmap queries.
12388 2009-05-29 David Billinghurst <billingd@gcc.gnu.org>
12390 * config.gcc: Add i386/t-fprules-softfp and soft-fp/t-softfp
12391 to tmake_file for i[34567]86-*-cygwin*.
12393 2009-05-29 Jakub Jelinek <jakub@redhat.com>
12396 * config/rs6000/rs6000-c.c (_Bool_keyword): New variable.
12397 (altivec_categorize_keyword, init_vector_keywords,
12398 rs6000_cpu_cpp_builtins): Define _Bool as conditional macro
12401 2009-05-29 Kai Tietz <kai.tietz@onevision.com>
12403 * tree.c (handle_dll_attribute): Check if node is
12404 of kind FUNCTION_DECL for DECL_DECLARED_INLINE_P check.
12406 2009-05-29 Richard Earnshaw <rearnsha@arm.com>
12408 * config/arm/thumb2.md (thumb2_zero_extendsidi2): Add a split
12410 (thumb2_zero_extendqidi2): Likewise.
12412 2009-05-28 Kaz Kojima <kkojima@gcc.gnu.org>
12414 * config/sh/sh.c (sh_expand_t_scc): Use gen_xorsi3_movrt
12415 instead of gen_movrt.
12416 * config/sh/sh.md (movrt): Remove.
12418 2009-05-28 Steve Ellcey <sje@cup.hp.com>
12420 * doc/invoke.texi (IA-64 Options):
12421 Add -msdata, -mfused-madd, -mno-inline-float-divide,
12422 -mno-inline-int-divide, -mno-inline-sqrt, -msched-spec-ldc,
12423 -msched-spec-control-ldc, -msched-prefer-non-data-spec-insns,
12424 -msched-prefer-non-control-spec-insns,
12425 -msched-stop-bits-after-every-cycle,
12426 -msched-count-spec-in-critical-path,
12427 -msel-sched-dont-check-control-spec, -msched-fp-mem-deps-zero-cost
12428 -msched-max-memory-insns-hard-limit, -msched-max-memory-insns.
12429 Remove -mt, -pthread, -msched-ldc, -mno-sched-control-ldc,
12430 and -msched-spec-verbose.
12432 2009-05-28 Joseph Myers <joseph@codesourcery.com>
12434 * config/arm/lib1funcs.asm (__clear_cache): Define if L_clear_cache.
12435 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define to give an
12437 * config/arm/t-linux-eabi (LIB1ASMFUNCS): Add _clear_cache.
12439 2009-05-28 Richard Guenther <rguenther@suse.de>
12441 * tree-ssa-alias.c (ao_ref_init): New function.
12442 (ao_ref_base): Likewise.
12443 (ao_ref_base_alias_set): Likewise.
12444 (ao_ref_alias_set): Likewise.
12445 (refs_may_alias_p_1): Change signature.
12446 (refs_may_alias_p): Adjust.
12447 (refs_anti_dependent_p): Likewise.
12448 (refs_output_dependent_p): Likewise.
12449 (call_may_clobber_ref_p_1): Change signature.
12450 (call_may_clobber_ref_p): Adjust.
12451 (stmt_may_clobber_ref_p_1): New function split out from ...
12452 (stmt_may_clobber_ref_p): ... here.
12453 (maybe_skip_until): Adjust signature.
12454 (get_continuation_for_phi): Likewise.
12455 (walk_non_aliased_vuses): Likewise.
12456 * tree-ssa-alias.h (struct ao_ref_s): New structure type.
12457 (ao_ref_init): Declare.
12458 (ao_ref_base): Likewise.
12459 (ao_ref_alias_set): Likewise.
12460 (stmt_may_clobber_ref_p_1): Likewise.
12461 (walk_non_aliased_vuses): Adjust.
12462 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): New function.
12463 (get_ref_from_reference_ops): remove.
12464 (vn_reference_lookup_2): Adjust signature.
12465 (vn_reference_lookup_3): Do not re-build trees. Handle unions.
12466 (vn_reference_lookup_pieces): Adjust signature, do not re-build trees.
12467 (vn_reference_lookup): Adjust.
12468 (vn_reference_insert): Likewise.
12469 (vn_reference_insert_pieces): Adjust signature.
12470 (visit_reference_op_call): Adjust.
12471 * tree-ssa-pre.c (get_expr_type): Simplify.
12472 (phi_translate_1): Adjust.
12473 (compute_avail): Likewise.
12474 (translate_vuse_through_block): Do not re-build trees.
12475 (value_dies_in_block_x): Likewise.
12476 * tree-ssa-sccvn.h (struct vn_reference_s): Add type and alias-set
12478 (vn_reference_lookup_pieces): Adjust declaration.
12479 (vn_reference_insert_pieces): Likewise.
12481 2009-05-28 Benjamin Kosnik <bkoz@redhat.com>
12483 * tree-ssa-copy.c (replace_exp_1): Move op for warning-free use
12484 with checking disabled.
12486 2009-05-28 Dave Korn <dave.korn.cygwin@gmail.com>
12490 * configure.ac (HAVE_GAS_ALIGNED_COMM): Add autoconf test and
12491 macro definition for support of three-operand format aligned
12492 .comm directive in assembler on cygwin/pe/mingw target OS.
12493 * configure: Regenerate.
12494 * config.h: Regenerate.
12496 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Use
12497 aligned form of .comm directive if -mpe-aligned-commons is in effect.
12498 * config/i386/cygming.opt (-mpe-aligned-commons): Add new option.
12500 * doc/invoke.texi (-mpe-aligned-commons): Document new target option.
12501 * doc/tm.texi (ASM_OUTPUT_COMMON): Document zero size commons.
12503 2009-05-28 Ira Rosen <irar@il.ibm.com>
12505 PR tree-optimization/40254
12506 * tree-data-ref.c (dr_analyze_innermost): Take POFFSET into account
12507 in analysis of basic blocks.
12509 2009-05-28 Adam Nemet <anemet@caviumnetworks.com>
12511 PR middle-end/33699
12512 * target.h (struct gcc_target): Fix indentation. Add const_anchor.
12513 * target-def.h (TARGET_CONST_ANCHOR): New macro.
12514 (TARGET_INITIALIZER): Use it.
12515 * cse.c (CHEAPER): Move it up to the other macros.
12516 (insert): Rename this ...
12517 (insert_with_costs): ... to this. Add cost parameters. Update
12519 (insert): New function. Call insert_with_costs.
12520 (compute_const_anchors, insert_const_anchor, insert_const_anchors,
12521 find_reg_offset_for_const, try_const_anchors): New functions.
12522 (cse_insn): Call try_const_anchors. Adjust cost of src_related
12523 when using a const-anchor. Call insert_const_anchors.
12524 * config/mips/mips.c (mips_set_mips16_mode): Set targetm.const_anchor.
12525 * doc/tm.texi (Misc): Document TARGET_CONST_ANCHOR.
12527 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12529 * tree-inline.c (remap_decls): Enable nonlocalized variables
12530 when not optimizing.
12532 2009-05-28 Alexandre Oliva <aoliva@redhat.com>
12534 * tree-ssa-live.c (remove_unused_locals): Skip when not optimizing.
12535 Simplify other tests involving optimize.
12537 2009-05-27 Tom Tromey <tromey@redhat.com>
12539 * unwind-dw2.c (_Unwind_DebugHook): New function.
12540 (uw_install_context): Call _Unwind_DebugHook.
12542 2009-05-27 Tom Tromey <tromey@redhat.com>
12544 * system.h (CONST_CAST2): Use C++ const_cast when compiled as C++
12546 2009-05-27 Ian Lance Taylor <iant@google.com>
12548 * Makefile.in (LINKER, LINKER_FLAGS): Define.
12549 (LINKER_FOR_BUILD, BUILD_LINKERFLAGS): Define.
12550 (ALL_LINKERFLAGS): Define.
12551 (xgcc$(exeext)): Change $(COMPILER) to $(LINKER).
12552 (cpp$(exeext), cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12553 (collect2$(exeext), mips-tfile, mips-tdump): Likewise.
12554 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12555 (build/gen%$(build_exeext)): Change $(COMPILER_FOR_BUILD) to
12556 $(LINKER_FOR_BUILD).
12557 (build/gcov-iov$(build_exeext)): Likewise.
12559 2009-05-27 Julian Brown <julian@codesourcery.com>
12561 * gcse.c (target.h): Include.
12562 (can_assign_to_reg_without_clobbers_p): Check that the target allows
12563 copy of argument to a pseudo register.
12565 2009-05-27 Diego Novillo <dnovillo@google.com>
12567 * tree-ssa-live.c (dump_scope_block): Document arguments.
12568 (dump_scope_blocks): Document.
12569 (debug_scope_blocks): New.
12570 * tree-flow.h (debug_scope_blocks): Declare.
12572 2009-05-21 Denis Chertykov <denisc@overta.ru>
12574 * doc/contrib.texi (Contributors): Add myself to the list.
12576 2009-05-27 Olivier Hainque <hainque@adacore.com>
12578 * expr.c (target_align): New function. Alignment the TARGET of an
12579 assignment may be assume to have.
12580 (highest_pow2_factor_for_target): Use it instead of relying on
12581 immediate tree attributes of TARGET, not necessarily honored when
12582 intermediate bitfields are involved.
12584 2009-05-27 H.J. Lu <hongjiu.lu@intel.com>
12587 * config/i386/driver-i386.c (host_detect_local_cpu): Support
12588 AVX, SSE4, AES, PCLMUL and POPCNT.
12590 2009-05-27 Diego Novillo <dnovillo@google.com>
12592 * tree-pretty-print.c (dump_location): New.
12593 (dump_generic_node): Call it.
12594 Factor code to handle BLOCK nodes ...
12595 (dump_block_node): ... here.
12597 2009-05-27 Rafael Avila de Espindola <espindola@google.com>
12599 * Makefile.in (GCC_PLUGIN_H): New. Replace all uses of gcc-plugin.h
12601 * doc/plugins.texi: Document that gcc-plugin.h must be the first to be
12603 * gcc-plugin.h: Include config.h and system.h.
12604 (IN_GCC): Define if not defined.
12606 2009-05-27 Hans-Peter Nilsson <hp@axis.com>
12608 PR middle-end/40249
12609 * Makefile.in (CRTSTUFF_CFLAGS): Replace -fno-inline-functions
12612 2009-05-27 Shujing Zhao <pearly.zhao@oracle.com>
12614 * config/m32r/m32r.c: Use REG_P, MEM_P and CONST_INT_P where
12616 * config/m32r/m32r.h: Ditto.
12617 * config/m32r/m32r.md: Ditto.
12618 * config/m32r/predicates.md: Ditto.
12620 2009-05-27 Alexandre Oliva <aoliva@redhat.com>
12622 * cgraph.c (dump_cgraph_node): Honor -fdump-noaddr.
12624 2009-05-26 Basile Starynkevitch <basile@starynkevitch.net>
12627 (Loading plugins): typo.
12628 (Plugin callbacks): Documented PLUGIN_INFO, PLUGIN_GGC_START,
12629 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12630 (Interacting with the GCC Garbage Collector): Added new section.
12631 (Giving information about a plugin): Added new section for
12633 * ggc.h (ggc_register_root_tab): Added declaration.
12634 * gcc-plugin.h (PLUGIN_GGC_START, PLUGIN_GGC_MARKING)
12635 (PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS): Added new events.
12636 (register_callback): Improved comment in declaration.
12637 * ggc-common.c (const_ggc_root_tab_t) Added new typedef for vectors.
12638 (extra_root_vec) Added static variable for dynamic roots registration.
12639 (ggc_register_root_tab) Added new routine.
12640 (ggc_mark_roots) Added iteration inside extra_root_vec, and invoke
12641 PLUGIN_GGC_MARKING event.
12642 * ggc-zone.c: Include plugin.h.
12643 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12644 * ggc-page.c: Include plugin.h.
12645 (ggc_collect): Invoke PLUGIN_GGC_START & PLUGIN_GGC_END events.
12646 * plugin.c (plugin_event_name): added names of PLUGIN_GGC_START,
12647 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS
12648 (register_callback): check lack of callbacks for
12649 pseudo-events. Added handling of PLUGIN_REGISTER_GGC_ROOTS,
12650 PLUGIN_GGC_START, PLUGIN_GGC_MARKING, PLUGIN_GGC_END.
12651 (invoke_plugin_callbacks): Handle PLUGIN_GGC_START,
12652 PLUGIN_GGC_MARKING, PLUGIN_GGC_END, PLUGIN_REGISTER_GGC_ROOTS.
12653 * Makefile.in (ggc-common.o, ggc-zone.o, ggc-page.o): Added
12654 dependency on plugin.h.
12655 (plugin.o): Added dependency on ggc.h...
12657 2009-05-26 Richard Guenther <rguenther@suse.de>
12659 PR middle-end/40248
12661 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
12662 with mismatched comparison modes.
12664 * expr.c (expand_expr_real_1): Expand the operand of a
12665 VIEW_CONVERT_EXPR in its natural mode.
12667 2009-05-26 Ian Lance Taylor <iant@google.com>
12669 * Makefile.in (COMPILER, COMPILER_FLAGS): Define.
12670 (COMPILER_FOR_BUILD, BUILD_COMPILERFLAGS): Define.
12671 (ALL_COMPILERFLAGS): Define.
12672 (.c.o, xgcc$(exeext), cpp$(exeext)): Use $(COMPILER).
12673 (cc1-dummy$(exeext), cc1$(exeext)): Likewise.
12674 (collect2$(exeext), collect2.o): Likewise.
12675 (c-opts.o, c-cppbuiltin.o, c-pch.o, gcc.o, gccspec.o): Likewise.
12676 (gcc-options.o, version.o, prefix.o, toplev.o): Likewise.
12677 ($(out_object_file), mips-tfile, mips-tdump): Likewise.
12678 (libbackend.o, intl.o, cppdefault.o): Likewise.
12679 (gcov$(exeext), gcov-dump$(exeext)): Likewise.
12680 (build/%.o): Use $(COMPILER_FOR_BUILD).
12681 (build/gen%$(build_exeext)): Likewise.
12682 (build/gcov-iov$(build_exeext)): LIkewise.
12683 * config/t-darwin (darwin.o): Use $(COMPILER).
12684 (darwin-c.o, darwin-f.o, darwin-driver.o): Likewise.
12685 * config/t-sol2 (sol2-c.o): Likewise.
12686 (sol2.o): Likewise.
12687 * config/t-vxworks (vxworks.o): Likewise.
12688 * config/x-darwin (host-darwin.o): Likewise.
12689 * config/x-hpux (host-hpux.o): Likewise.
12690 * config/x-linux (host-linux.o): Likewise.
12691 * config/x-solaris (host-solaris.o): Likewise.
12692 * config/alpha/x-alpha (driver-alpha.o): Likewise.
12693 * config/arm/t-arm (arm-c.o): Likewise.
12694 * config/arm/t-pe (pe.o): Likewise.
12695 * config/arm/t-wince-pe (pe.o): Likewise.
12696 * config/i386/t-cygming (winnt.o): Likewise.
12697 (winnt-cxx.o, winnt-stubs.o, msformat-c.o): Likewise.
12698 * config/i386/t-cygwin (cygwin1.o): Likewise.
12699 (cygwin2.o): Likewise.
12700 * config/i386/t-i386 (i386-c.o): Likewise.
12701 * config/i386/t-interix (winnt.o): Likewise.
12702 * config/i386/t-netware (netware.o): Likewise.
12703 * config/i386/t-nwld (nwld.o): Likewise.
12704 * config/i386/x-darwin (host-i386-darwin.o): Likewise.
12705 * config/i386/x-i386 (driver-i386.o): Likewise.
12706 * config/i386/x-cygwin (host-cygwin.o): Likewise.
12707 * config/i386/x-mingw32 (host-mingw32.o): Likewise.
12708 * config/ia64/t-ia64 (ia64-c.o): Likewise.
12709 * config/m32c/t-m32c (m32c-pragma.o): Likewise.
12710 * config/mips/x-native (driver-native.o): Likewise.
12711 * config/rs6000/t-rs6000 (rs6000-c.o): Likewise.
12712 * config/rs6000/x-darwin (host-ppc-darwin.o): Likewise.
12713 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Likewise.
12714 * config/rs6000/x-rs6000 (driver-rs6000.o): Likewise.
12715 * config/score/t-score-elf (score7.o): Likewise.
12716 (score3.o): Likewise.
12717 * config/sh/t-sh (sh-c.o): Likewise.
12718 * config/sh/t-symbian (sh-c.o): Likewise.
12719 (symbian.o): Likewise.
12720 * config/spu/t-spu-elf (spu-c.o): Likewise.
12721 * config/v850/t-v850 (v850-c.o): Likewise.
12722 * config/v850/t-v850e (v850-c.o): Likewise.
12724 2009-05-26 Richard Guenther <rguenther@suse.de>
12726 PR tree-optimization/40122
12727 * tree-ssa-ccp.c (ccp_fold): Fold vector CONSTRUCTORs to
12728 VECTOR_CSTs if possible.
12729 (fold_gimple_assign): Likewise.
12731 2009-05-26 Richard Guenther <rguenther@suse.de>
12733 PR middle-end/40252
12734 * fold-const.c (fold_binary): Use the correct types for building
12737 2009-05-26 Richard Guenther <rguenther@suse.de>
12739 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove
12740 redundant calls to merge_alias_info.
12741 (bump_vector_ptr): Likewise.
12742 * tree-ssa-copy.c (merge_alias_info): Remove.
12743 (replace_exp_1): Remove call to merge_alias_info.
12744 (propagate_tree_value): Likewise.
12745 (fini_copy_prop): Propagate points-to info.
12746 * tree-flow.h (merge_alias_info): Remove.
12748 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
12750 * config/picochip/picochip.C (PARAM_INLINE_CALL_COST): Remove.
12752 2009-05-25 Jan Hubicka <jh@suse.cz>
12754 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
12755 * cgraph.h (struct inline_summary): New filed self_wize,
12756 size_inlining_benefit, self_time and time_inlining_benefit.
12757 (struct cgraph_global_info): Replace insns by time ans size fields.
12758 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
12759 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
12760 (ipcp_update_callgraph): Do not touch function bodies.
12761 * ipa-inline.c: Include except.h
12762 (MAX_TIME): New constant.
12763 (overall_insns): Remove.
12764 (leaf_node_p): New.
12765 (overall_size, max_benefit): New static variables.
12766 (cgraph_estimate_time_after_inlining): New function.
12767 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
12768 (cgraph_clone_inlined_nodes): Update size.
12769 (cgraph_mark_inline_edge): Update size.
12770 (cgraph_estimate_growth): Use size info.
12771 (cgraph_check_inline_limits): Check size.
12772 (cgraph_default_inline_p): Likewise.
12773 (cgraph_edge_badness): Compute badness based on benefit and size cost.
12774 (cgraph_decide_recursive_inlining): Check size.
12775 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
12777 (cgraph_decide_inlining): Likewise.
12778 (cgraph_decide_inlining_incrementally): Likewise; honor
12779 PARAM_EARLY_INLINING_INSNS.
12780 (likely_eliminated_by_inlining_p): New predicate.
12781 (estimate_function_body_sizes): New function.
12782 (compute_inline_parameters): Use it.
12783 * except.c (must_not_throw_labels): New function.
12784 * except.h (must_not_throw_labels): Declare.
12785 * tree-inline.c (init_inline_once): Kill inlining_weigths
12786 * tree-ssa-structalias.c: Avoid uninitialized warning.
12787 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
12788 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
12789 (PARAM_INLINE_CALL_COST): Remove.
12790 (PARAM_EARLY_INLINING_INSNS): New.
12792 2009-05-25 Richard Guenther <rguenther@suse.de>
12794 PR tree-optimization/36327
12795 * tree-ssa-alias.c (walk_non_aliased_vuses): Add second walker
12796 callback for reference translation or lookup at the point of may-defs.
12797 * tree-ssa-alias.h (walk_non_aliased_vuses): Adjust prototype.
12798 * tree-ssa-sccvn.c (get_ref_from_reference_ops): Bail out
12799 for union COMPONENT_REFs.
12800 (vn_reference_lookup_3): New callback. Lookup from memset
12801 and CONSTRUCTOR assignment, translate through struct copies.
12802 (vn_reference_lookup_pieces): Make sure to not free the
12803 passed operands array. Adjust walk_non_aliased_vuses call.
12804 (vn_reference_lookup): Adjust walk_non_aliased_vuses call,
12805 make sure we do not leak memory.
12807 2009-05-25 Richard Guenther <rguenther@suse.de>
12809 * tree-ssa-alias.h (dump_points_to_solution): Declare.
12810 * tree-inline.c (expand_call_inline): Reset the escaped and
12811 callused solutions.
12812 * tree-ssa-structalias.c (pass_build_ealias): New.
12813 * tree-pass.h (pass_build_ealias): Declare.
12814 * passes.c (init_optimization_passes): Add PTA during
12815 early optimizations.
12816 * tree-ssa-alias.c (dump_alias_info): Dump the ESCAPED
12817 and CALLUSED solutions.
12818 (dump_points_to_solution): New function, split out from ...
12819 (dump_points_to_info_for): ... here.
12820 * tree-parloops.c (parallelize_loops): Reset the escaped and
12821 callused solutions.
12823 2009-05-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12826 * config/i386/i386.c (USE_HIDDEN_LINKONCE): Only define if missing.
12827 * config/i386/sol2.h [!TARGET_GNU_LD] (USE_HIDDEN_LINKONCE): Define.
12829 2009-05-25 Ira Rosen <irar@il.ibm.com>
12831 PR tree-optimization/40238
12832 * tree-vect-stmts.c (vect_init_vector): Insert initialization
12833 statements after basic block's labels.
12834 * tree-vect-slp.c (vect_slp_transform_bb): Call destroy_bb_vec_info()
12835 to free the allocated memory.
12837 2009-05-24 Kaz Kojima <kkojima@gcc.gnu.org>
12839 * gcc/config/sh/sh.c (sh_set_return_address): Mark store of
12840 return address with a USE.
12842 2009-05-24 Richard Guenther <rguenther@suse.de>
12844 PR middle-end/40233
12845 * tree.c (make_vector_type): Build the TYPE_DEBUG_REPRESENTATION_TYPEs
12846 array type from the main variant of the inner type.
12848 2009-05-24 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12850 * config/vax/vax-protos.h (legitimate_constant_address_p): Change
12851 definition to bool (from int) to un-break build.
12852 (legitimate_constant_p, vax_mode_dependent_address_p): Likewise.
12854 2009-05-24 Paolo Bonzini <bonzini@gnu.org>
12856 * tree-ssa-operands.h (push_stmt_changes, pop_stmt_changes,
12857 discard_stmt_changes): Delete.
12858 * tree-ssa-operands.c (scb_stack): Delete.
12859 (init_ssa_operands): Do not initialize it.
12860 (fini_ssa_operands): Do not free it.
12861 (push_stmt_changes, pop_stmt_changes, discard_stmt_changes): Delete.
12863 * tree-cfg.c (replace_uses_by): Replace pop_stmt_changes with
12864 update_stmt, remove the others. Fix comments.
12865 * tree-dfa.c (optimize_stack_restore): Likewise.
12866 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Likewise.
12867 * tree-ssa-loop-ivopts.c (rewrite_use): Likewise.
12868 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12869 * tree-ssa-ccp.c (optimize_stack_restore, execute_fold_all_builtins):
12871 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
12872 * tree-ssa-dom.c (propagate_rhs_into_lhs): Likewise.
12873 (dom_opt_finalize_block): Likewise, adjusting access to
12875 (optimize_stmt): Likewise, adjusting access to stmts_to_rescan.
12876 (stmts_to_rescan): Change item type to gimple.
12877 (tree_ssa_dominator_optimize): Change type of stmts_to_rescan.
12879 2009-05-24 Ira Rosen <irar@il.ibm.com>
12881 * doc/passes.texi (Tree-SSA passes): Document SLP pass.
12882 * tree-pass.h (pass_slp_vectorize): New pass.
12883 * params.h (SLP_MAX_INSNS_IN_BB): Define.
12884 * timevar.def (TV_TREE_SLP_VECTORIZATION): Define.
12885 * tree-vectorizer.c (timevar.h): Include.
12886 (user_vect_verbosity_level): Declare.
12887 (vect_location): Fix comment.
12888 (vect_set_verbosity_level): Update user_vect_verbosity_level
12889 instead of vect_verbosity_level.
12890 (vect_set_dump_settings): Add an argument. Ignore user defined
12891 verbosity if dump flags require higher level of verbosity. Print to
12892 stderr only for loop vectorization.
12893 (vectorize_loops): Update call to vect_set_dump_settings.
12894 (execute_vect_slp): New function.
12895 (gate_vect_slp): Likewise.
12896 (struct gimple_opt_pass pass_slp_vectorize): New.
12897 * tree-vectorizer.h (struct _bb_vec_info): Define along macros to
12898 access its members.
12899 (vec_info_for_bb): New function.
12900 (struct _stmt_vec_info): Add bb_vinfo and a macro for its access.
12901 (VECTORIZATION_ENABLED): New macro.
12902 (SLP_ENABLED, SLP_DISABLED): Likewise.
12903 (vect_is_simple_use): Add bb_vec_info argument.
12904 (new_stmt_vec_info, vect_analyze_data_ref_dependences,
12905 vect_analyze_data_refs_alignment, vect_verify_datarefs_alignment,
12906 vect_analyze_data_ref_accesses, vect_analyze_data_refs,
12907 vect_schedule_slp, vect_analyze_slp): Likewise.
12908 (vect_analyze_stmt): Add slp_tree argument.
12909 (find_bb_location): Declare.
12910 (vect_slp_analyze_bb, vect_slp_transform_bb): Likewise.
12911 * tree-vect-loop.c (new_loop_vec_info): Adjust function calls.
12912 (vect_analyze_loop_operations, vect_analyze_loop,
12913 get_initial_def_for_induction, vect_create_epilog_for_reduction,
12914 vect_finalize_reduction, vectorizable_reduction,
12915 vectorizable_live_operation, vect_transform_loop): Likewise.
12916 * tree-data-ref.c (dr_analyze_innermost): Update comment,
12917 skip evolution analysis if analyzing a basic block.
12918 (dr_analyze_indices): Likewise.
12919 (initialize_data_dependence_relation): Skip the test whether the
12920 object is invariant for basic blocks.
12921 (compute_all_dependences): Skip dependence analysis for data
12922 references in basic blocks.
12923 (find_data_references_in_stmt): Don't fail in case of invariant
12924 access in basic block.
12925 (find_data_references_in_bb): New function.
12926 (find_data_references_in_loop): Move code to
12927 find_data_references_in_bb and add a call to it.
12928 (compute_data_dependences_for_bb): New function.
12929 * tree-data-ref.h (compute_data_dependences_for_bb): Declare.
12930 * tree-vect-data-refs.c (vect_check_interleaving): Adjust to the case
12932 (vect_analyze_data_ref_dependence): Check for interleaving in case of
12933 unknown dependence in basic block and fail in case of dependence in
12935 (vect_analyze_data_ref_dependences): Add bb_vinfo argument, get data
12936 dependence instances from either loop or basic block vectorization
12938 (vect_compute_data_ref_alignment): Check if it is loop vectorization
12939 before calling nested_in_vect_loop_p.
12940 (vect_compute_data_refs_alignment): Add bb_vinfo argument, get data
12941 dependence instances from either loop or basic block vectorization
12943 (vect_verify_datarefs_alignment): Likewise.
12944 (vect_enhance_data_refs_alignment): Adjust function calls.
12945 (vect_analyze_data_refs_alignment): Likewise.
12946 (vect_analyze_group_access): Fix printing. Skip different checks if
12947 DR_STEP is 0. Keep strided stores either in loop or basic block
12948 vectorization data structure. Fix indentation.
12949 (vect_analyze_data_ref_access): Fix comments, allow zero step in
12951 (vect_analyze_data_ref_accesses): Add bb_vinfo argument, get data
12952 dependence instances from either loop or basic block vectorization
12954 (vect_analyze_data_refs): Update comment. Call
12955 compute_data_dependences_for_bb to analyze basic blocks.
12956 (vect_create_addr_base_for_vector_ref): Check for outer loop only in
12957 case of loop vectorization. In case of basic block vectorization use
12958 data-ref itself as a base.
12959 (vect_create_data_ref_ptr): In case of basic block vectorization:
12960 don't advance the pointer, add new statements before the current
12961 statement. Adjust function calls.
12962 (vect_supportable_dr_alignment): Support only aligned accesses in
12963 basic block vectorization.
12964 * common.opt (ftree-slp-vectorize): New flag.
12965 * tree-vect-patterns.c (widened_name_p): Adjust function calls.
12966 (vect_pattern_recog_1): Likewise.
12967 * tree-vect-stmts.c (process_use): Likewise.
12968 (vect_init_vector): Add new statements in the beginning of the basic
12969 block in case of basic block SLP.
12970 (vect_get_vec_def_for_operand): Adjust function calls.
12971 (vect_finish_stmt_generation): Likewise.
12972 (vectorizable_call): Add assert that it is loop vectorization, adjust
12974 (vectorizable_conversion, vectorizable_assignment): Likewise.
12975 (vectorizable_operation): In case of basic block SLP, take
12976 vectorization factor from statement's type and skip the relevance
12977 check. Adjust function calls.
12978 (vectorizable_type_demotion): Add assert that it is loop
12979 vectorization, adjust function calls.
12980 (vectorizable_type_promotion): Likewise.
12981 (vectorizable_store): Check for outer loop only in case of loop
12982 vectorization. Adjust function calls. For basic blocks, skip the
12983 relevance check and don't advance pointers.
12984 (vectorizable_load): Likewise.
12985 (vectorizable_condition): Add assert that it is loop vectorization,
12986 adjust function calls.
12987 (vect_analyze_stmt): Add argument. In case of basic block SLP, check
12988 that it is not reduction, get vector type, call only supported
12989 functions, skip loop specific parts.
12990 (vect_transform_stmt): Check for outer loop only in case of loop
12992 (new_stmt_vec_info): Add new argument and initialize bb_vinfo.
12993 (vect_is_simple_use): Fix comment, add new argument, fix conditions
12994 for external definition.
12995 * passes.c (pass_slp_vectorize): New pass.
12996 * tree-vect-slp.c (find_bb_location): New function.
12997 (vect_get_and_check_slp_defs): Add argument, adjust function calls,
12998 check for patterns only in loops.
12999 (vect_build_slp_tree): Add argument, adjust function calls, fail in
13000 case of multiple types in basic block SLP.
13001 (vect_mark_slp_stmts_relevant): New function.
13002 (vect_supported_load_permutation_p): Fix comment.
13003 (vect_analyze_slp_instance): Add argument. In case of basic block
13004 SLP, take vectorization factor from statement's type, check that
13005 unrolling factor is 1. Adjust function call. Save SLP instance in
13006 either loop or basic block vectorization structure. Return FALSE,
13008 (vect_analyze_slp): Add argument. Get strided stores groups from
13009 either loop or basic block vectorization structure. Return FALSE
13010 if basic block SLP failed.
13011 (new_bb_vec_info): New function.
13012 (destroy_bb_vec_info, vect_slp_analyze_node_operations,
13013 vect_slp_analyze_operations, vect_slp_analyze_bb): Likewise.
13014 (vect_schedule_slp): Add argument. Get SLP instances from either
13015 loop or basic block vectorization structure. Set vectorization factor
13016 to be 1 for basic block SLP.
13017 (vect_slp_transform_bb): New function.
13018 * params.def (PARAM_SLP_MAX_INSNS_IN_BB): Define.
13020 2009-05-23 Mark Mitchell <mark@codesourcery.com>
13022 * final.c (shorten_branches): Do not align labels for jump tables.
13023 (final_scan_insn): Use JUMP_TABLE_DATA_P.
13025 2009-05-23 Eric Botcazou <ebotcazou@adacore.com>
13027 * doc/passes.texi: Standardize spelling of RTL, Tree and Tree SSA.
13028 Remove outdated reference to flow.c and fix nits.
13029 * doc/gccint.texi: Tweak RTL description.
13030 * doc/rtl.texi: Likewise.
13032 2009-05-23 Denis Chertykov <chertykov@gmail.com>
13034 * config/avr/avr.c: Change my email address.
13035 * config/avr/avr.h: Likewise.
13036 * config/avr/avr.md: Likewise.
13037 * config/avr/avr-protos.h: Likewise.
13038 * config/avr/libgcc.S: Likewise.
13040 2009-05-22 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
13042 * config/spu/spu-protos.h (aligned_mem_p, spu_valid_mov): Remove.
13043 (spu_split_load, spu_split_store): Change return type to int.
13044 (spu_split_convert): Declare.
13045 * config/spu/predicates.md (spu_mem_operand): Remove.
13046 (spu_mov_operand): Update.
13047 (spu_dest_operand, shiftrt_operator, extend_operator): Define.
13048 * config/spu/spu.c (regno_aligned_for_load): Remove.
13049 (reg_aligned_for_addr, spu_expand_load): Define.
13050 (spu_expand_extv): Reimplement and handle MEM.
13051 (spu_expand_insv): Handle MEM.
13052 (spu_sched_reorder): Handle insn's with length 0.
13053 (spu_legitimate_address_p): Reimplement.
13054 (store_with_one_insn_p): Return TRUE for any mode with size
13055 larger than 16 bytes.
13056 (address_needs_split): Define.
13057 (spu_expand_mov): Call spu_split_load and spu_split_store for MEM
13059 (spu_convert_move): Define.
13060 (spu_split_load): Use spu_expand_load and change all MEM's to TImode.
13061 (spu_split_store): Change all MEM's to TImode.
13062 (spu_init_expanders): Preallocate registers that correspond to
13063 LAST_VIRTUAL_REG+1 and LAST_VIRTUAL_REG+2 and set them with
13065 (spu_split_convert): Define.
13066 * config/spu/spu.md (QHSI, QHSDI): New mode iterators.
13067 (_move<mode>, _movdi, _movti): Update predicate and condition.
13068 (load, store): Change to define_split.
13069 (extendqiti2, extendhiti2, extendsiti2, extendditi2): Simplify to
13071 (zero_extendqiti2, zero_extendhiti2, <v>lshr<mode>3_imm): Define.
13072 (lshr<mode>3, lshr<mode>3_imm, lshr<mode>3_re): Simplify to one
13073 define_insn_and_split of lshr<mode>3.
13074 (shrqbybi_<mode>, shrqby_<mode>): Simplify to define_expand.
13075 (<v>ashr<mode>3_imm): Define.
13076 (extv, extzv, insv): Allow MEM operands.
13077 (trunc_shr_ti<mode>, trunc_shr_tidi, shl_ext_<mode>ti,
13078 shl_ext_diti, sext_trunc_lshr_tiqisi, zext_trunc_lshr_tiqisi,
13079 sext_trunc_lshr_tihisi, zext_trunc_lshr_tihisi): Define for combine.
13080 (_spu_convert2): Change to define_insn_and_split and remove the
13081 corresponding define_peephole2.
13082 (stack_protect_set, stack_protect_test, stack_protect_test_si):
13083 Change predicates to memory_operand.
13085 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13087 * config/arm/thumb2.md: Add 16-bit multiply instructions.
13089 2009-05-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13091 PR tree-optimization/40219
13092 * tree.c (iterative_hash_expr): Make sure the builtin function is
13093 a normal builtin function and not a front end or back end builtin
13094 before indexing into the built_in_decls array.
13096 2009-05-22 Richard Guenther <rguenther@suse.de>
13098 PR middle-end/38964
13099 * alias.c (write_dependence_p): Do not use TBAA for answering
13100 anti-dependence or output-dependence.
13101 * tree-ssa-structalias.c (set_uids_in_ptset): Remove TBAA pruning code.
13102 (emit_pointer_definition): Remove.
13103 (emit_alias_warning): Likewise.
13104 (find_what_var_points_to): Remove TBAA pruning code.
13105 (find_what_p_points_to): Likewise. Do not warn about strict-aliasing
13107 (compute_points_to_sets): Remove code computing the set of
13108 dereferenced pointers.
13109 * tree-data-ref.c (dr_may_alias_p): Properly use the split
13110 oracle for querying anti and output dependencies.
13111 * tree-ssa-alias.c (refs_may_alias_p_1): Add argument specifying
13112 if TBAA may be applied.
13113 (refs_anti_dependent_p): New function.
13114 (refs_output_dependent_p): Likewise.
13115 * tree-ssa-alias.h (refs_anti_dependent_p): Declare.
13116 (refs_output_dependent_p): Likewise.
13117 * doc/tree-ssa.texi (Memory model): New section.
13118 * doc/c-tree.texi (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13119 * doc/gimple.texi (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13120 * cfgexpand.c (expand_gimple_basic_block): Do not handle
13121 GIMPLE_CHANGE_DYNAMIC_TYPE or CHANGE_DYNAMIC_TYPE_EXPR.
13122 * expr.c (expand_expr_real_1): Likewise.
13123 * gimple-low.c (lower_stmt): Likewise.
13124 * gimple-pretty-print.c (dump_gimple_stmt): Likewise.
13125 (dump_gimple_cdt): Remove.
13126 * gimple.c (gss_for_code): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13127 (gimple_size): Likewise.
13128 (walk_gimple_op): Likewise.
13129 (is_gimple_stmt): Likewise.
13130 (walk_stmt_load_store_addr_ops): Likewise.
13131 (gimple_build_cdt): Remove.
13132 * gimple.def (GIMPLE_CHANGE_DYNAMIC_TYPE): Remove.
13133 * gimple.h (gimple_cdt_new_type): Remove.
13134 (gimple_cdt_new_type_ptr): Likewise.
13135 (gimple_cdt_set_new_type): Likewise.
13136 (gimple_cdt_location): Likewise.
13137 (gimple_cdt_location_ptr): Likewise.
13138 (gimple_cdt_set_location): Likewise.
13139 * gimplify.c (gimplify_expr): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13140 * tree-cfg.c (remove_useless_stmts_1): Do not handle
13141 GIMPLE_CHANGE_DYNAMIC_TYPE.
13142 (verify_types_in_gimple_stmt): Likewise.
13143 * tree-inline.c (estimate_num_insns): Likewise.
13144 (expand_call_inline): Do not copy DECL_NO_TBAA_P.
13145 (copy_decl_to_var): Likewise.
13146 (copy_result_decl_to_var): Likewise.
13147 * tree-pretty-print.c (dump_generic_node): Do not handle
13148 CHANGE_DYNAMIC_TYPE_EXPR.
13149 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
13150 * tree-ssa-operands.c (get_expr_operands): Likewise.
13151 * tree-ssa-structalias.c (struct variable_info): Remove
13152 no_tbaa_pruning member.
13153 (new_var_info): Do not set it based on DECL_NO_TBAA_P.
13154 (unify_nodes): Do not copy it.
13155 (find_func_aliases): Do not handle GIMPLE_CHANGE_DYNAMIC_TYPE.
13156 (dump_solution_for_var): Do not dump no_tbaa_pruning state.
13157 (set_uids_in_ptset): Do not check it.
13158 (find_what_var_points_to): Likewise.
13159 (compute_tbaa_pruning): Remove.
13160 (compute_points_to_sets): Do not call it.
13161 * tree.c (walk_tree_1): Do not handle CHANGE_DYNAMIC_TYPE_EXPR.
13162 * tree.def (CHANGE_DYNAMIC_TYPE_EXPR): Remove.
13163 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Remove.
13164 (CHANGE_DYNAMIC_TYPE_LOCATION): Likewise.
13165 (DECL_NO_TBAA_P): Likewise.
13166 (struct tree_decl_common): Move no_tbaa_flag to unused flags section.
13167 * omp-low.c (copy_var_decl): Do not copy DECL_NO_TBAA_P.
13168 (expand_omp_atomic_pipeline): Do not set it.
13169 * print-tree.c (print_node): Do not dump it.
13170 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
13173 2009-05-22 Vladimir Makarov <vmakarov@redhat.com>
13176 * reg-stack.c (subst_stack_regs_pat): Remove gcc_assert for note
13179 2009-05-22 Mark Mitchell <mark@codesourcery.com>
13181 * tree.c (handle_dll_attribute): Mark dllexport'd inlines as
13184 2009-05-22 Ben Elliston <bje@au.ibm.com>
13186 * Makefile.in (bversion.h, s-bversion): New targets.
13187 (TOPLEV_H): Add bversion.h.
13188 * toplev.h: Include "bversion.h".
13189 (ATTRIBUTE_GCC_DIAG): When building with checking disabled, use
13190 the __format__ attribute only if compiling with the same version
13191 of GCC as the sources (the "build version").
13193 2009-05-22 Ben Elliston <bje@au.ibm.com>
13195 * c-format.c (handle_format_attribute): Fix comment typo.
13197 2009-05-21 Steve Ellcey <sje@cup.hp.com>
13200 * config/ia64/ia64.opt (mfused-madd): New.
13201 * config/ia64/ia64.h (TARGET_DEFAULT): Set MASK_FUSED_MADD.
13202 * config/ia64/hpux.h (TARGET_DEFAULT): Ditto.
13203 * config/ia64/ia64.md (maddsf4, msubsf4, nmaddsf4,
13204 madddf4, madddf4_trunc, msubdf4, msubdf4_trunc, nmadddf4,
13205 nmadddf4_truncsf, maddxf4, maddxf4_truncsf, maddxf4_truncdf,
13206 msubxf4, msubxf4_truncsf msubxf4_truncdf, nmaddxf4,
13207 nmaddxf4_truncsf, nmaddxf4_truncdf): Check TARGET_FUSED_MADD.
13208 * config/ia64/vect.md (addv2sf3, subv2sf3): Force fpma/fpms
13209 instruction if !TARGET_FUSED_MADD.
13210 (fpma, fpms): Remove colon from name.
13212 2009-05-22 Richard Guenther <rguenther@suse.de>
13214 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Record
13215 TMR_ORIGINAL. Always either record TMR_SYMBOL or TMR_BASE.
13216 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Handle
13218 (create_expression_by_pieces): Only convert if necessary.
13219 * gimplify.c (gimplify_expr): Handle TARGET_MEM_REF.
13220 * tree-ssa-loop-im.c (gen_lsm_tmp_name): Handle INTEGER_CST.
13222 2009-05-21 Adam Nemet <anemet@caviumnetworks.com>
13224 * config/mips/mips.md (*extzv_trunc<mode>_exts): Turn into a
13225 regular pattern from a template and rename it ...
13226 (*extzv_truncsi_exts): ... to this.
13228 2009-05-21 Richard Guenther <rguenther@suse.de>
13230 * cgraph.h (struct cgraph_node): Remove inline_decl member.
13231 * ipa-inline.c (cgraph_mark_inline_edge): Do not check it.
13232 (cgraph_default_inline_p): Likewise.
13233 (cgraph_decide_inlining_incrementally): Likewise.
13235 2009-05-21 H.J. Lu <hongjiu.lu@intel.com>
13236 Uros Bizjak <ubizjak@gmail.com>
13238 * config/i386/cpuid.h (bit_MOVBE): New.
13240 * config/i386/driver-i386.c (host_detect_local_cpu): Check movbe.
13242 * config/i386/i386.c (OPTION_MASK_ISA_MOVBE_SET): New.
13243 (OPTION_MASK_ISA_MOVBE_UNSET): Likewise.
13244 (ix86_handle_option): Handle OPT_mmovbe.
13245 (ix86_target_string): Add -mmovbe.
13246 (pta_flags): Add PTA_MOVBE.
13247 (processor_alias_table): Add PTA_MOVBE to "atom".
13248 (override_options): Handle PTA_MOVBE.
13250 * config/i386/i386.h (TARGET_MOVBE): New.
13252 * config/i386/i386.md (bswapsi2): Check TARGET_MOVBE.
13253 (*bswapsi_movbe): New.
13254 (*bswapdi_movbe): Likewise.
13255 (bswapdi2): Renamed to ...
13256 (*bswapdi_1): This.
13257 (bswapdi2): New expander.
13259 * config/i386/i386.opt (mmovbe): New.
13261 * doc/invoke.texi: Document -mmovbe.
13263 2009-05-21 Taras Glek <tglek@mozilla.com>
13265 * plugin.c (try_init_one_plugin): Updated to new plugin_init API.
13266 * gcc-plugin.h (plugin_init): Updated signature.
13267 * gcc-plugin.h (plugin_name_args): Moved to this header.
13268 * doc/plugins.texi (plugin_init): Updated documention to reflect
13270 * doc/plugins.texi (plugin_name_args): Added to documention.
13272 2009-05-21 Mark Mitchell <mark@codesourcery.com>
13274 * config/arm/neon.md (*mul<mode>3add<mode>_neon): New pattern.
13275 (*mul<mode>3neg<mode>add<mode>_neon): Likewise.
13277 2009-05-21 Shujing Zhao <pearly.zhao@oracle.com>
13279 * config/i386/i386.c: Use REG_P, MEM_P, CONST_INT_P, LABEL_P and
13280 JUMP_TABLE_DATA_P predicates where applicable.
13281 * config/i386/predicates.md: Ditto.
13282 * config/i386/sse.md: Ditto.
13284 2009-05-21 Jakub Jelinek <jakub@redhat.com>
13286 * config/i386/i386.md (adddi_4_rex64, addsi_4, addhi_4): For
13287 operand2 -128 override length_immediate attribute to 1.
13288 * config/i386/predicates.md (constm128_operand): New predicate.
13290 * config/i386/i386.c (memory_address_length): Handle %r12
13291 the same as %rsp and %r13 the same as %rbp. For %rsp and %rbp
13293 (ix86_attr_length_address_default): For MODE_SI lea in 64-bit
13294 mode look through optional ZERO_EXTEND and SUBREG.
13295 * config/i386/i386.md (R12_REG): New define_constant.
13296 (prefix_data16): For sse unit set also for MODE_TI insns.
13297 (prefix_rex): For -m32 always return 0. For TYPE_IMOVX
13298 insns set if operand 1 is ext_QIreg_operand.
13299 (modrm): For TYPE_IMOV clear only if not MODE_DI. For
13300 TYPE_{ALU{,1},ICMP,TEST} insn clear if there is non-shortened
13302 (*movdi_extzv_1, zero_extendhidi2, zero_extendqidi2): Change
13303 mode from MODE_DI to MODE_SI.
13304 (movdi_1_rex64): Override modrm and length_immediate attributes
13305 only for movabs (TYPE_IMOV, alternative 2).
13306 (zero_extendsidi2_rex64): Clear prefix_0f attribute if TYPE_IMOVX.
13307 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit,
13308 *float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit,
13309 *float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit,
13310 *float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Set
13311 prefix_rex attribute if DImode.
13312 (*adddi_1_rex64, *adddi_2_rex64, *adddi_3_rex64, *adddi_5_rex64,
13313 *addsi_1, *addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
13314 *addsi_3_zext, *addsi_5, *addhi_1_lea, *addhi_1, *addhi_2, *addhi_3,
13315 *addhi_5, *addqi_1_lea, *addqi_1): Override length_immediate
13316 attribute to 1 if TYPE_ALU and operand 2 is const128_operand.
13317 (pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64):
13318 Likewise. For TYPE_IMOV clear length_immediate attribute.
13319 (*ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashldi3_cconly_rex64,
13320 *ashlsi3_1, *ashlsi3_1_zext, *ashlsi3_cmp, **ashlsi3_cconly,
13321 *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1, *ashlhi3_cmp,
13322 *ashlhi3_cconly, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
13323 *ashlqi3_cconly): Override length_immediate attribute to 0 if TYPE_ALU
13324 or one operand TYPE_ISHIFT.
13325 (*ashrdi3_1_one_bit_rex64, *ashrdi3_one_bit_cmp_rex64,
13326 *ashrdi3_one_bit_cconly_rex64, *ashrsi3_1_one_bit,
13327 *ashrsi3_1_one_bit_zext, *ashrsi3_one_bit_cmp,
13328 *ashrsi3_one_bit_cconly, *ashrsi3_one_bit_cmp_zext,
13329 *ashrhi3_1_one_bit, *ashrhi3_one_bit_cmp, *ashrhi3_one_bit_cconly,
13330 *ashrqi3_1_one_bit, *ashrqi3_1_one_bit_slp, *ashrqi3_one_bit_cmp,
13331 *ashrqi3_one_bit_cconly, *lshrdi3_1_one_bit_rex64,
13332 *lshrdi3_cmp_one_bit_rex64, *lshrdi3_cconly_one_bit_rex64,
13333 *lshrsi3_1_one_bit, *lshrsi3_1_one_bit_zext, *lshrsi3_one_bit_cmp,
13334 *lshrsi3_one_bit_cconly, *lshrsi3_cmp_one_bit_zext,
13335 *lshrhi3_1_one_bit, *lshrhi3_one_bit_cmp, *lshrhi3_one_bit_cconly,
13336 *lshrqi3_1_one_bit, *lshrqi3_1_one_bit_slp, *lshrqi2_one_bit_cmp,
13337 *lshrqi2_one_bit_cconly, *rotlsi3_1_one_bit_rex64, *rotlsi3_1_one_bit,
13338 *rotlsi3_1_one_bit_zext, *rotlhi3_1_one_bit, *rotlqi3_1_one_bit_slp,
13339 *rotlqi3_1_one_bit, *rotrdi3_1_one_bit_rex64, *rotrsi3_1_one_bit,
13340 *rotrsi3_1_one_bit_zext, *rotrhi3_one_bit, *rotrqi3_1_one_bit,
13341 *rotrqi3_1_one_bit_slp): Override length_immediate attribute to 0,
13342 set mode attribute, don't override length attribute.
13343 (*btsq, *btrq, *btcq, *btdi_rex64, *btsi): Set prefix_0f attribute
13345 (return_internal_long): Set length attribute to 2 instead of 1.
13346 (*strmovqi_rex_1, *strsetqi_rex_1, *rep_stosqi_rex64,
13347 *cmpstrnqi_nz_rex_1, *cmpstrnqi_rex_1, *strlenqi_rex_1): Clear
13348 prefix_rex attribute.
13349 * config/i386/predicates.md (ext_QIreg_operand, const128_operand):
13351 (memory_displacement_only_operand): Always return 0 for TARGET_64BIT.
13353 2009-05-21 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13355 * config/arm/thumb2.md (orsi_notsi_si): Fix typo in pattern.
13357 2009-05-20 Ian Lance Taylor <iant@google.com>
13359 * tree.c (build_tree_list_vec_stat): New function.
13360 (ctor_to_vec): New function.
13361 (build_nt_call_vec): New function.
13362 (build_call_array): Change args to be a const pointer.
13363 (build_call_vec): New function.
13364 * tree.h (build_nt_call_vec): Declare.
13365 (build_tree_list_vec_stat): Declare.
13366 (build_tree_list_vec): Define.
13367 (build_call_array): Update declaration.
13368 (build_call_vec): Declare.
13369 (ctor_to_vec): Declare.
13370 * c-common.c (tree_vector_cache): New static variable.
13371 (make_tree_vector): New function.
13372 (release_tree_vector): New function.
13373 (make_tree_vector_single): New function.
13374 (make_tree_vector_copy): New function.
13375 * c-common.h (tree_vector_cache, make_tree_vector): Declare.
13376 (make_tree_vector_single, make_tree_vector_copy): Declare.
13377 * c-parser.c (cached_expr_list_1, cached_expr_list_2): Remove.
13378 (c_parser_expr_list): Don't manage cache here, instead call
13380 (c_parser_release_expr_list): Remove static function.
13381 (c_parser_vec_to_tree_list): Remove static function.
13382 (c_parser_attributes): Call build_tree_list_vec instead of
13383 c_parser_vec_to_tree_list. Call release_tree_vector instead of
13384 c_parser_release_expr_list.
13385 (c_parser_postfix_expression_after_primary): Likewise.
13386 (c_parser_objc_keywordexpr): Likewise.
13388 2009-05-20 Sandra Loosemore <sandra@codesourcery.com>
13390 * doc/tm.texi (Misc): Document TARGET_INVALID_PARAMETER_TYPE,
13391 TARGET_INVALID_RETURN_TYPE, TARGET_PROMOTED_TYPE, and
13392 TARGET_CONVERT_TO_TYPE.
13393 * hooks.c (hook_tree_const_tree_null): Define.
13394 * hooks.h (hook_tree_const_tree_null): Declare.
13395 * target.h (struct gcc_target): Add invalid_parameter_type,
13396 invalid_return_type, promoted_type, and convert_to_type fields.
13397 * target-def.h: (TARGET_INVALID_PARAMETER_TYPE): Define.
13398 (TARGET_INVALID_RETURN_TYPE): Define.
13399 (TARGET_PROMOTED_TYPE): Define.
13400 (TARGET_CONVERT_TO_TYPE): Define.
13401 (TARGET_INITIALIZER): Update for new fields.
13402 * c-decl.c (grokdeclarator): Check targetm.invalid_return_type.
13403 (grokparms): Check targetm.invalid_parameter_type.
13404 * c-typeck.c (default_conversion): Check targetm.promoted_type.
13405 * c-convert.c (convert): Check targetm.convert_to_type.
13407 2009-05-20 Adam Nemet <anemet@caviumnetworks.com>
13409 * config/mips/mips.md (*extenddi_truncate<mode>,
13410 *extendsi_truncate<mode>): Emit exts if supported. Add attribute
13412 (*extendhi_truncateqi): New define_insn_and_sptit.
13414 2009-05-20 Jakub Jelinek <jakub@redhat.com>
13416 PR middle-end/40204
13417 * fold-const.c (fold_binary) <case BIT_AND_EXPR>: Avoid infinite
13418 recursion if build_int_cst_type returns the same INTEGER_CST as arg1.
13420 2009-05-20 Eric Botcazou <ebotcazou@adacore.com>
13422 * fold-const.c (build_fold_addr_expr_with_type): Take the address of
13423 the operand of VIEW_CONVERT_EXPR.
13425 2009-05-20 H.J. Lu <hongjiu.lu@intel.com>
13427 * config/i386/driver-i386.c (host_detect_local_cpu): Check
13428 extended family and model for Intel processors. Support Intel Atom.
13430 2009-05-20 Olivier Hainque <hainque@adacore.com>
13432 * gstab.h (stab_code_type): Define, to be used instead of the
13433 __stab_debug_code enum, made anonymous. Add 2009 to the copyright
13435 * dbxout.c (STAB_CODE_TYPE): Remove #define and replace use
13436 occurrences by stab_code_type.
13437 * mips-tfile.c (STAB_CODE_TYPE): Remove #define, unused.
13439 2009-05-20 Martin Jambor <mjambor@suse.cz>
13441 * tree-flow.h (insert_edge_copies_seq): Undeclare.
13442 (sra_insert_before): Likewise.
13443 (sra_insert_after): Likewise.
13444 (sra_init_cache): Likewise.
13445 (sra_type_can_be_decomposed_p): Likewise.
13446 * tree-mudflap.c (insert_edge_copies_seq): Copied here from tree-sra.c
13447 * tree-sra.c (sra_type_can_be_decomposed_p): Made static.
13448 (sra_insert_before): Likewise.
13449 (sra_insert_after): Likewise.
13450 (sra_init_cache): Likewise.
13451 (insert_edge_copies_seq): Made static and moved upwards.
13453 * tree-complex.c (extract_component): Added VIEW_CONVERT_EXPR switch
13456 * tree-flow-inline.h (contains_view_convert_expr_p): New function.
13458 * ipa-prop.c (get_ssa_def_if_simple_copy): New function.
13459 (determine_cst_member_ptr): Call get_ssa_def_if_simple_copy to skip
13462 2009-05-20 Richard Guenther <rguenther@suse.de>
13464 * expr.c (expand_expr_real_1): Avoid calling do_store_flag
13465 with mismatched comparison modes.
13467 2009-05-20 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13469 * config/arm/arm.md (*arm_iorsi3): Refactored for only ARM.
13470 (peephole ior (reg, int) -> mov, ior): Refactored for only ARM.
13471 * config/arm/thumb2.md (*thumb_andsi_not_shiftsi_si): Allow bic
13472 with shifts for Thumb2.
13473 (orsi_notsi): New for orn.
13474 (*thumb_orsi_notshiftsi_si): Allow orn with shifts.
13475 (*thumb2_iorsi3): Rewrite support for iorsi for Thumb2.
13476 * config/arm/arm.c (const_ok_for_op): Split case for IOR for Thumb2.
13477 (arm_gen_constant): Set can_invert for IOR and Thumb2, Add comments.
13478 Don't invert remainder for IOR.
13480 2009-05-19 Zdenek Dvorak <ook@ucw.cz>
13482 PR tree-optimization/40087
13483 * tree-ssa-loop-niter.c (number_of_iterations_ne_max,
13484 number_of_iterations_ne): Rename never_infinite argument.
13485 (number_of_iterations_lt_to_ne, number_of_iterations_lt,
13486 number_of_iterations_le): Handle pointer-type ivs when
13487 exit_must_be_taken is false.
13488 (number_of_iterations_cond): Do not always assume that
13489 exit_must_be_taken if the control variable is a pointer.
13491 2009-05-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
13493 * c-typeck.c (build_binary_op): Allow % on integal vectors.
13494 * doc/extend.texi (Vector Extension): Document that % is allowed too.
13496 2009-05-19 H.J. Lu <hongjiu.lu@intel.com>
13498 * config/i386/i386.c (ix86_avoid_jump_mispredicts): Check
13499 ASM_OUTPUT_MAX_SKIP_PAD instead of ASM_OUTPUT_MAX_SKIP_ALIGN.
13501 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13504 * c.opt (Wlogical-op): Disabled by default.
13505 * c-opt (c_common_post_options): Do not enable Wlogical-op with
13507 * doc/invoke.texi (Wlogical-op): Likewise.
13509 2009-05-19 Eric Botcazou <ebotcazou@adacore.com>
13511 * tree-scalar-evolution.c (follow_ssa_edge_expr) <NOP_EXPR>: Turn
13513 <PLUS_EXPR>: Strip useless type conversions instead of type nops.
13514 Propagate the type of the first operand.
13515 <ASSERT_EXPR>: Simplify.
13516 (follow_ssa_edge_in_rhs): Use gimple_expr_type to get the type.
13517 Rewrite using the RHS code as discriminant.
13518 <NOP_EXPR>: Turn into CASE_CONVERT.
13519 <PLUS_EXPR>: Propagate the type of the first operand.
13521 2009-05-19 Steve Ellcey <sje@cup.hp.com>
13523 * config/ia64/ia64-protos.h (ia64_dconst_0_5): New.
13524 (ia64_dconst_0_375): New.
13525 * config/ia64/ia64.c (ia64_override_options): Remove
13526 -minline-sqrt-min-latency warning.
13527 (ia64_dconst_0_5_rtx, ia64_dconst_0_5): New.
13528 (ia64_dconst_0_375_rtx, ia64_dconst_0_375): New
13529 * config/ia64/ia64.md (*sqrt_approx): Remove.
13530 (sqrtsf2): Remove #if 0.
13531 (sqrtsf2_internal_thr): Rewrite and move to div.md.
13532 (sqrtdf): Remove assert.
13533 (sqrtdf2_internal_thr): Rewrite and move to div.md.
13534 (sqrtxf2): Remove #if 0.
13535 (sqrtxf2_internal_thr): Rewrite and move to div.md.
13536 * div.md (sqrt_approx_rf): New.
13537 (sqrtsf2_internal_thr): New implementation.
13538 (sqrtsf2_internal_lat): New.
13539 (sqrtdf2_internal_thr: New implementation.
13540 (sqrtxf2_internal): New implementation.
13542 2009-05-19 Francois-Xavier Coudert <fxcoudert@gmail.com>
13543 Hans-Peter Nilsson <hp@axis.com>
13545 * defaults.h (UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE)
13546 (WCHAR_TYPE, MODIFIED_WCHAR_TYPE, PTRDIFF_TYPE, WINT_TYPE)
13547 (INTMAX_TYPE, UINTMAX_TYPE, SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE)
13548 (INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE)
13549 (UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE)
13550 (INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE)
13551 (UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE)
13552 (INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE)
13553 (UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE)
13554 (SIZE_TYPE, PID_TYPE, CHAR16_TYPE, CHAR32_TYPE): Move defaults here...
13555 * c-common.c: ...from here.
13557 2009-05-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
13559 * c-common.c (warn_logical_operator): Remove unnecessary conditionals.
13561 2009-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13563 * builtins.c (do_mpc_arg1): Separate MPFR/MPC C rounding types.
13565 2009-05-19 Ben Elliston <bje@au.ibm.com>
13567 * unwind-dw2-fde.c (fde_unencoded_compare): Replace type punning
13568 assignments with memcpy calls.
13569 (add_fdes): Likewise.
13570 (binary_search_unencoded_fdes): Likewise.
13571 (linear_search_fdes): Eliminate type puns.
13573 2009-05-19 Richard Guenther <rguenther@suse.de>
13575 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do
13576 not falsely claim to have propagated into all uses.
13578 2009-05-19 Ben Elliston <bje@au.ibm.com>
13580 * doc/invoke.texi (C Dialect Options): Update OpenMP specification
13583 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13585 * config/sh/sh-protos.h (sh_legitimate_address_p): Remove.
13586 * config/sh/sh.c (sh_legitimate_address_p): Make static.
13587 (TARGET_LEGITIMATE_ADDRESS_P): New.
13588 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
13589 * config/sh/sh.md: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
13591 2009-05-18 Dodji Seketeli <dodji@redhat.com>
13594 * dwarf2out.c (gen_type_die_with_usage): Generate the DIE as a
13595 child of the containing namespace's DIE.
13597 2009-05-18 Adam Nemet <anemet@caviumnetworks.com>
13599 * config/mips/mips.md (*zero_extend<GPR:mode>_trunc<SHORT:mode>,
13600 *zero_extendhi_truncqi): Move after the zero_extend patterns.
13601 (*extenddi_truncate<mode>, *extendsi_truncate<mode>): Move after the
13604 2009-05-18 H.J. Lu <hongjiu.lu@intel.com>
13607 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Replace
13608 gen_align with gen_pad.
13609 (ix86_reorg): Check ASM_OUTPUT_MAX_SKIP_PAD instead of
13610 #ifdef ASM_OUTPUT_MAX_SKIP_ALIGN.
13612 * config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): New.
13613 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
13615 * config/i386/i386.md (align): Renamed to ...
13616 (pad): This. Replace ASM_OUTPUT_MAX_SKIP_ALIGN with
13617 ASM_OUTPUT_MAX_SKIP_PAD.
13619 2009-05-18 Andreas Schwab <schwab@linux-m68k.org>
13621 * config.gcc: Fix variable syntax.
13624 * config/m68k/m68k.c (output_andsi3): Mask off sign bit copies
13625 before calling exact_log2.
13626 (output_iorsi3): Likewise.
13627 (output_xorsi3): Likewise.
13629 2009-05-18 Kaz Kojima <kkojima@gcc.gnu.org>
13631 * config/sh/sh.c (expand_cbranchdi4): Use a scratch register
13632 for the none zero constant operand except for EQ and NE
13633 comprisons even when the first operand is R0.
13635 2009-05-18 Andreas Krebbel <krebbel1@de.ibm.com>
13637 * config/s390/2064.md: Remove trailing whitespaces.
13638 * config/s390/2084.md: Likewise.
13639 * config/s390/constraints.md: Likewise.
13640 * config/s390/fixdfdi.h: Likewise.
13641 * config/s390/libgcc-glibc.ver: Likewise.
13642 * config/s390/s390-modes.def: Likewise.
13643 * config/s390/s390-protos.h: Likewise.
13644 * config/s390/s390.c: Likewise.
13645 * config/s390/s390.h: Likewise.
13646 * config/s390/s390.md: Likewise.
13647 * config/s390/tpf-unwind.h: Likewise.
13649 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13651 * config/m68k/m68k.c (m68k_legitimize_address): Fix typo in signature.
13653 2009-05-18 Maxim Kuvyrkov <maxim@codesourcery.com>
13656 * configure.ac (m68k-*-*): Check if binutils support TLS.
13657 * configure: Regenerate.
13658 * config/m68k/predicates.md (symbolic_operand): Extend comment.
13659 * config/m68k/constraints.md (Cu): New constraint.
13660 * config/m68k/m68k.md (UNSPEC_GOTOFF): Remove.
13661 (UNSPEC_RELOC16, UNSPEC_RELOC32): New constants.
13662 (movsi): Handle TLS symbols.
13663 (addsi3_5200): Handle XTLS symbols, indent.
13664 * config/m68k/m68k-protos.h (m68k_legitimize_tls_address): Declare.
13665 (m68k_tls_reference_p): Declare.
13666 (m68k_legitimize_address): Declare.
13667 (m68k_unwrap_symbol): Declare.
13668 * config/m68k/m68k.opt (mxtls): New option.
13669 * config/m68k/m68k.c (ggc.h): Include.
13670 (m68k_output_dwarf_dtprel): Implement hook.
13671 (TARGET_HAVE_TLS, TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
13672 (m68k_expand_prologue): Load GOT pointer when function needs it.
13673 (m68k_illegitimate_symbolic_constant_p): Handle TLS symbols.
13674 (m68k_legitimate_constant_address_p): Same.
13675 (m68k_decompose_address): Handle TLS references.
13676 (m68k_get_gp): New static function.
13677 (enum m68k_reloc): New contants.
13678 (TLS_RELOC_P): New macro.
13679 (m68k_wrap_symbol): New static function.
13680 (m68k_unwrap_symbol): New function.
13681 (m68k_final_prescan_insn_1): New static function.
13682 (m68k_final_prescan_insn): New function.
13683 (m68k_move_to_reg, m68k_wrap_symbol_into_got_ref): New static
13685 (legitimize_pic_address): Handle TLS references..
13686 (m68k_tls_get_addr, m68k_get_tls_get_addr)
13687 (m68k_libcall_value_in_a0_p)
13688 (m68k_call_tls_get_addr, m68k_read_tp, m68k_get_m68k_read_tp)
13689 (m68k_call_m68k_read_tp): Helper variables and functions for ...
13690 (m68k_legitimize_tls_address): Handle TLS references.
13691 (m68k_tls_symbol_p, m68k_tls_reference_p_1, m68k_tls_reference_p):
13693 (m68k_legitimize_address): Handle TLS symbols.
13694 (m68k_get_reloc_decoration): New static function.
13695 (m68k_output_addr_const_extra): Handle UNSPEC_RELOC16 and
13697 (m68k_output_dwarf_dtprel): Implement hook.
13698 (print_operand_address): Handle UNSPEC_RELOC16 adn UNSPEC_RELOC32.
13699 (m68k_libcall_value): Return result in A0 instead of D0 when asked by
13700 m68k_call_* routines.
13701 (sched_attr_op_type): Handle TLS symbols.
13702 (gt-m68k.h): Include.
13703 * config/m68k/m68k.h (FINAL_PRESCAN_INSN): Define.
13704 (LEGITIMATE_PIC_OPERAND_P): Support TLS.
13706 2009-05-18 Martin Jambor <mjambor@suse.cz>
13708 * ipa-prop.c (ipa_check_stmt_modifications): Removed.
13709 (visit_store_addr_for_mod_analysis): New function.
13710 (ipa_detect_param_modifications): Use walk_stmt_load_store_addr_ops.
13711 (determine_cst_member_ptr): Use gimple_assign_single_p.
13712 (ipa_get_stmt_member_ptr_load_param): Use gimple_assign_single_p.
13713 (ipa_analyze_call_uses): Use !gimple_assign_rhs2 rather than number of
13714 operands. Don't check number of operands of a NOP_EXPR.
13716 2009-05-18 Eric Fisher <joefoxreal@gmail.com>
13718 * doc/tree-ssa.texi (SSA Operands): Fix a mistake.
13720 2009-05-17 Manuel López-Ibáñez <manu@gcc.gnu.org>
13723 * c-common.c (warn_logical_operator): Don't warn if one of
13724 expression isn't always true or false.
13726 2009-05-17 Kai Tietz <kai.tietz@onevision.com>
13728 * config/i386/biarch32.h: New file.
13729 * config.gcc: Add for target i386-w64-* the biarch32.h to tm_file.
13731 2009-05-17 Adam Nemet <anemet@caviumnetworks.com>
13733 * config/mips/mips.md (*zero_extend<mode>_trunchi,
13734 *zero_extend<mode>_truncqi): Merge these into ...
13735 (*zero_extend<GPR:mode>_trunc<SHORT:mode>): ... this new pattern.
13736 Name the pattern following this as *zero_extendhi_truncqi.
13738 2009-05-16 Brad Lucier <lucier@math.purdue.edu>
13740 PR middle-end/39301
13741 * hwint.h: Add macro HOST_WIDEST_INT_PRINT.
13742 * bitmap.c (bitmap_descriptor): Make fields HOST_WIDEST_INT.
13743 (output_info): Make field HOST_WIDEST_INT.
13744 (print_statistics): Use HOST_WIDEST_INT_PRINT.
13745 (dump_bitmat_statistics): Same.
13747 2009-05-16 Francois-Xavier Coudert <fxcoudert@gmail.com>
13749 * config.gcc (use_gcc_stdint): Set to wrap.
13750 * config/darwin.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
13751 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
13752 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
13753 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
13754 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
13755 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
13756 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
13757 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
13759 2009-05-16 Joseph Myers <joseph@codesourcery.com>
13761 * config.gcc (mips*-*-*): Support arch_32, arch_64, tune_32 and
13763 * config/mips/mips.h (MIPS_ABI_DEFAULT, MULTILIB_ABI_DEFAULT):
13764 Move definitions earlier.
13765 (OPT_ARCH64, OPT_ARCH32): Define.
13766 (OPTION_DEFAULT_SPECS): Add entries for arch_32, arch_64, tune_32
13769 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13772 * arm.md (cstoresi_nltu_thumb1): Use a neg of ltu as the pattern name
13775 2009-05-16 Richard Earnshaw <rearnsha@arm.com>
13777 * arm.md (movdi2): Copy non-reg values to DImode registers.
13779 2009-05-16 Jakub Jelinek <jakub@redhat.com>
13782 * final.c (label_to_max_skip): New function.
13783 (label_to_alignment): Only use LABEL_TO_ALIGNMENT if
13784 CODE_LABEL_NUMBER <= max_labelno.
13785 * output.h (label_to_max_skip): New prototype.
13786 * config/i386/i386.c (ix86_avoid_jump_misspredicts): Renamed to...
13787 (ix86_avoid_jump_mispredicts): ... this. Don't define if
13788 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined. Update comment.
13789 Handle CODE_LABELs with >= 16 byte alignment or with
13790 max_skip == (1 << align) - 1.
13791 (ix86_reorg): Don't call ix86_avoid_jump_mispredicts if
13792 ASM_OUTPUT_MAX_SKIP_ALIGN isn't defined.
13795 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Don't emit second
13796 .p2align 3 if MAX_SKIP is smaller than 7.
13797 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
13799 2009-05-15 Ian Lance Taylor <iant@google.com>
13801 * alias.c (struct alias_set_entry_d): Rename from struct
13802 alias_set_entry. Change all uses.
13803 * except.c (struct call_site_record_d): Rename from struct
13804 call_site_record. Change all uses.
13805 * except.h (struct eh_region_d): Rename from struct eh_region.
13807 * gcse.c (struct hash_table_d): Rename from struct hash_table.
13809 * graphite.c (struct ivtype_map_elt_d): Rename fromstruct
13810 ivtype_map_elt. Change all uses.
13811 (struct rename_map_elt_d): Rename fromstruct rename_map_elt.
13813 (struct ifsese_d): Rename fromstruct ifsese. Change all uses.
13814 * graphite.h (struct name_tree_d): Rename from struct name_tree.
13816 (struct sese_d): Rename from struct sese. Change all uses.
13817 * omega.h (struct eqn_d): Rename from struct eqn. Change all uses.
13818 (struct omega_pb_d): Rename from struct omega_pb. Change all uses.
13819 * optabs.h (struct optab_d): Rename from struct optab. Change all
13821 (struct convert_optab_d): Rename from struct convert_optab.
13823 * tree-pass.h (struct ipa_opt_pass_d): Rename fromstruct
13824 ipa_opt_pass. Change all uses.
13825 * tree-predcom.c (struct dref_d): Rename from struct dref. Change
13828 * c-decl.c (pushtag): If -Wc++-compat, warn if the tag is already
13829 defined as a typedef.
13830 (grokdeclarator): If -Wc++-compat, warn if a typedef is already
13833 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13836 * fold-const.c (make_range,build_range_check,merge_ranges): Move
13838 (merge_ranges): Returns bool.
13839 * tree.h (make_range): .. to here.
13840 (build_range_check): Likewise.
13841 (merge_ranges): Likewise. Renamed from merge_ranges.
13842 * c-typeck.c (parser_build_binary_op): Update calls to
13843 warn_logical_operator.
13844 * c-common.c (warn_logical_operator): Add new warning.
13845 * c-common.h (warn_logical_operator): Update declaration.
13847 2009-05-15 Manuel López-Ibáñez <manu@gcc.gnu.org>
13849 * ira-conflicts.c (add_insn_allocno_copies): Fix wrong conditional.
13851 2009-05-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13853 * doc/install.texi: Document MPC requirements, flags etc.
13855 * builtins.c (do_mpc_arg1, fold_builtin_ccos): New.
13856 (fold_builtin_cexp): Ensure we get a complex REAL_TYPE.
13857 Evaluate constant arguments.
13858 (fold_builtin_carg): Ensure we get a complex REAL_TYPE.
13859 (fold_builtin_1): Likewise, also evaluate constant arguments.
13860 Remove superfluous break.
13861 (do_mpc_ckconv): New.
13862 * real.h: Include mpc.h.
13863 * toplev.c (print_version): Output MPC version info if available.
13865 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13867 * fold-const.c (fold_convert_const_real_from_real): Check for overflow.
13869 2009-05-15 H.J. Lu <hongjiu.lu@intel.com>
13871 * config/i386/i386.c (ix86_reorg): Call optimize_function_for_speed_p
13874 2009-05-15 Jan Hubicka <jh@suse.cz>
13876 * doc/invoke.texi (max-early-inliner-iterations): New flag.
13877 * ipa-inline.c (enum inlining_mode): New INLINE_SIZE_NORECURSIVE.
13878 (try_inline): Fix return value.
13879 (cgraph_decide_inlining_incrementally): Honor new value.
13880 (cgraph_early_inlining): Handle indirect inlining.
13881 * params.def (PARAM_EARLY_INLINER_MAX_ITERATIONS): New.
13883 2009-05-15 Jan Hubicka <jh@suse.cz>
13885 * cgraph.h (struct cgraph_node): Add finalized_by_frotnend flag.
13886 * cgraphunit.c (cgraph_finalize_function): Set it.
13887 (cgraph_expand_function): Use it.
13889 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13891 * real.c (encode_ieee_half): Define.
13892 (decode_ieee_half): Define.
13893 (ieee_half_format): Define.
13894 (arm_half_format): Define.
13895 * real.h (ieee_half_format): Declare.
13896 (arm_half_format): Declare.
13898 2009-05-15 Sandra Loosemore <sandra@codesourcery.com>
13900 * optabs.c (prepare_float_lib_cmp): Test that the comparison,
13901 swapped, and reversed optabs exist before trying to use them.
13903 2009-05-15 Paul Brook <paul@codesourcery.com>
13904 Sandra Loosemore <sandra@codesourcery.com>
13906 * config/arm/arm.c (neon_vector_mem_operand): Handle element/structure
13907 loads. Allow PRE_DEC.
13908 (output_move_neon): Handle PRE_DEC.
13909 (arm_print_operand): Add 'A' for neon structure loads.
13910 * config/arm/arm-protos.h (neon_vector_mem_operand): Update prototype.
13911 * config/arm/neon.md (neon_mov): Update comment.
13912 * config/arm/constraints.md (Un, Us): Update neon_vector_mem_operand
13914 (Um): New constraint.
13916 2009-05-15 Jan Hubicka <jh@suse.cz>
13918 Revert the following patch until testsuite fallout is fixed:
13919 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13920 * cgraph.h (struct inline_summary): New filed self_wize,
13921 size_inlining_benefit, self_time and time_inlining_benefit.
13922 (struct cgraph_global_info): Replace insns by time ans size fields.
13923 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13924 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13925 (ipcp_update_callgraph): Do not touch function bodies.
13926 * ipa-inline.c: Include except.h
13927 (MAX_TIME): New constant.
13928 (overall_insns): Remove
13929 (overall_size, max_benefit): New static variables.
13930 (cgraph_estimate_time_after_inlining): New function.
13931 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
13932 (cgraph_clone_inlined_nodes): Update size.
13933 (cgraph_mark_inline_edge): Update size.
13934 (cgraph_estimate_growth): Use size info.
13935 (cgraph_check_inline_limits): Check size.
13936 (cgraph_default_inline_p): Likewise.
13937 (cgraph_edge_badness): Compute badness based on benefit and size cost.
13938 (cgraph_decide_recursive_inlining): Check size.
13939 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
13941 (cgraph_decide_inlining): Likewise.
13942 (cgraph_decide_inlining_incrementally): Likewise; honor
13943 PARAM_EARLY_INLINING_INSNS.
13944 (likely_eliminated_by_inlining_p): New predicate.
13945 (estimate_function_body_sizes): New function.
13946 (compute_inline_parameters): Use it.
13947 * except.c (must_not_throw_labels): New function.
13948 * except.h (must_not_throw_labels): Declare.
13949 * tree-inline.c (init_inline_once): Kill inlining_weigths
13950 * tree-ssa-structalias.c: Avoid uninitialized warning.
13951 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
13952 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
13953 (PARAM_INLINE_CALL_COST): Remove.
13954 (PARAM_EARLY_INLINING_INSNS): New.
13956 2009-05-15 Richard Guenther <rguenther@suse.de>
13958 * tree-ssa-pre.c (eliminate): Use TODO_update_ssa_only_virtuals,
13959 not TODO_update_ssa.
13961 2009-05-15 Richard Guenther <rguenther@suse.de>
13963 PR tree-optimization/39999
13964 * gimple.h (gimple_expr_type): Use the expression type looking
13965 through useless conversions.
13966 * tree-ssa-sccvn.c (vn_nary_op_lookup_stmt): Use gimple_expr_type.
13967 (vn_nary_op_insert_stmt): Likewise.
13968 (simplify_binary_expression): Likewise.
13970 2009-05-15 Richard Guenther <rguenther@suse.de>
13972 * common.opt (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13973 New options, enabled by default.
13974 * doc/invoke.texi (-ftree-forwprop, -ftree-phiprop, -ftree-pta):
13976 * tree-ssa-forwprop.c (gate_forwprop): Use flag_tree_forwprop.
13977 * tree-ssa-phiprop.c (gate_phiprop): Use flag_tree_phiprop.
13978 * tree-ssa-structalias.c (gate_tree_pta): New function.
13979 (pass_build_alias): Use it.
13981 2009-05-15 Joseph Myers <joseph@codesourcery.com>
13983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Also
13984 recurse on an invariant address if a conversion from a pointer
13985 type to a wider integer type is involved.
13987 2009-05-15 Jan Hubicka <jh@suse.cz>
13989 * cgraph.c (dump_cgraph_node): Dump size/time/benefit.
13990 * cgraph.h (struct inline_summary): New filed self_wize,
13991 size_inlining_benefit, self_time and time_inlining_benefit.
13992 (struct cgraph_global_info): Replace insns by time ans size fields.
13993 * ipa-cp (ipcp_cloning_candidate_p): Base estimate on size
13994 (ipcp_estimate_growth, ipcp_insert_stage): Likewise.
13995 (ipcp_update_callgraph): Do not touch function bodies.
13996 * ipa-inline.c: Include except.h
13997 (MAX_TIME): New constant.
13998 (overall_insns): Remove
13999 (overall_size, max_benefit): New static variables.
14000 (cgraph_estimate_time_after_inlining): New function.
14001 (cgraph_estimate_size_after_inlining): Rewrite using benefits.
14002 (cgraph_clone_inlined_nodes): Update size.
14003 (cgraph_mark_inline_edge): Update size.
14004 (cgraph_estimate_growth): Use size info.
14005 (cgraph_check_inline_limits): Check size.
14006 (cgraph_default_inline_p): Likewise.
14007 (cgraph_edge_badness): Compute badness based on benefit and size cost.
14008 (cgraph_decide_recursive_inlining): Check size.
14009 (cgraph_decide_inlining_of_small_function): Update size; dump sizes
14011 (cgraph_decide_inlining): Likewise.
14012 (cgraph_decide_inlining_incrementally): Likewise; honor
14013 PARAM_EARLY_INLINING_INSNS.
14014 (likely_eliminated_by_inlining_p): New predicate.
14015 (estimate_function_body_sizes): New function.
14016 (compute_inline_parameters): Use it.
14017 * except.c (must_not_throw_labels): New function.
14018 * except.h (must_not_throw_labels): Declare.
14019 * tree-inline.c (init_inline_once): Kill inlining_weigths
14020 * tree-ssa-structalias.c: Avoid uninitialized warning.
14021 * params.def (PARAM_MAX_INLINE_INSNS_SINGLE): Reduce to 300.
14022 (PARAM_MAX_INLINE_INSNS_AUTO): Reduce to 60.
14023 (PARAM_INLINE_CALL_COST): Remove.
14024 (PARAM_EARLY_INLINING_INSNS): New.
14025 doc/invoke.texi (max-inline-insns-auto, early-inlining-insns): Update.
14026 (inline-call-cost): Remove.
14027 (early-inlining-insns): New.
14029 2009-05-15 Eric Botcazou <ebotcazou@adacore.com>
14031 * dbxout.c (dbxout_range_type): Add LOW and HIGH parameters. Use them
14033 (print_int_cst_bounds_in_octal_p): Likewise.
14034 (dbxout_type): Adjust calls to above functions. Be prepared to deal
14036 * dwarf2out.c (base_type_die): Likewise.
14037 (is_subrange_type): Delete.
14038 (subrange_type_die): Add LOW and HIGH parameters. Use them for bounds.
14039 (modified_type_die): Call subrange_type_for_debug_p on subtypes.
14040 * fold-const.c (fold_truth_not_expr) <CONVERT_EXPR>: Do not strip it
14041 if the destination type is boolean.
14042 (build_range_check): Do not special-case subtypes.
14043 (fold_sign_changed_comparison): Likewise.
14044 (fold_unary): Likewise.
14045 * langhooks-def.h (LANG_HOOKS_GET_SUBRANGE_BOUNDS): Define.
14046 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_GET_SUBRANGE_BOUNDS.
14047 * langhooks.h (lang_hooks_for_types): Add get_subrange_bounds.
14048 * tree.c (subrange_type_for_debug_p): New predicate based on the
14049 former is_subrange_type.
14050 * tree.h (subrange_type_for_debug_p): Declare.
14051 * tree-chrec.c (avoid_arithmetics_in_type_p): Delete.
14052 (convert_affine_scev): Remove call to above function.
14053 (chrec_convert_aggressive): Likewise.
14054 * tree-ssa.c (useless_type_conversion_p_1): Do not specifically return
14055 false for conversions involving subtypes.
14056 * tree-vrp.c (vrp_val_max): Do not special-case subtypes.
14057 (vrp_val_min): Likewise.
14058 (needs_overflow_infinity): Likewise.
14059 (extract_range_from_unary_expr): Likewise.
14061 2009-05-15 Paolo Bonzini <bonzini@gnu.org>
14063 * config/frv/frv.h: Clean up references to GO_IF_LEGITIMATE_ADDRESS.
14064 * config/frv/frv.c: Likewise.
14065 * config/s390/s390.c: Likewise.
14066 * config/sparc/sparc.h: Likewise.
14067 * config/i386/i386.h: Likewise.
14068 * config/i386/i386.c: Likewise.
14069 * config/crx/crx.c: Likewise.
14070 * config/m68hc11/m68hc11.h: Likewise.
14071 * config/iq2000/iq2000.c: Likewise.
14072 * config/mn10300/mn10300.h: Likewise.
14073 * config/mn10300/mn10300.c: Likewise.
14074 * config/m68k/m68k.c: Likewise.
14075 * config/rs6000/rs6000.c: Likewise.
14076 * config/rs6000/xcoff.h: Likewise.
14077 * config/rs6000/linux64.h: Likewise.
14078 * config/rs6000/sysv4.h: Likewise.
14079 * config/score/score3.c: Likewise.
14080 * config/score/score7.c: Likewise.
14081 * config/score/score.c: Likewise.
14082 * config/arm/arm.md: Likewise.
14083 * config/mips/mips.c: Likewise.
14084 * config/mips/mips.md: Likewise.
14085 * config/bfin/bfin.h: Likewise.
14086 * config/pa/pa.c: Likewise.
14087 * config/pa/constraints.md: Likewise.
14089 * config/pdp11/pdp11-protos.h (legitimate_address_p): Delete.
14090 * config/pdp11/pdp11.c (legitimate_address_p): Delete.
14091 * config/pdp11/pdp11.h: Use memory_address_p instead.
14093 2009-05-14 Ian Lance Taylor <iant@google.com>
14095 * passes.c (finish_optimization_passes): Change i to int.
14096 * plugin.c (plugins_active_p): Change event to int.
14097 (dump_active_plugins): Likewise.
14098 * reginfo.c (invalid_mode_change_p): Change to to unsigned int.
14100 * tree.c (tree_range_check_failed): Change c to unsigned int.
14101 (omp_clause_range_check_failed): Likewise.
14102 (build_common_builtin_nodes): Change mode to int. Add cast.
14103 * config/ia64/ia64.c (is_emitted): Change r to unsigned int.
14104 (ia64_hard_regno_rename_ok, ia64_eh_uses): Likewise.
14106 * c-typeck.c (build_unary_op): If -Wc++-compat, warn about using
14107 ++ or -- with a variable of enum type.
14109 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14112 * opts.c (common_handle_option): Add OPT_fcse_skip_blocks as a no-op.
14114 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14116 * store-motion.c: Do not include params.h
14117 * Makefile.in: Fix dependencies for various files.
14119 2009-05-14 Steven Bosscher <steven@gcc.gnu.org>
14121 * auto-inc-dec.c: Fix pass description, remove apparent
14122 accidental duplication.
14124 2009-05-14 H.J. Lu <hongjiu.lu@intel.com>
14126 PR middle-end/40147
14127 * ipa-utils.h (memory_identifier_string): Moved to ...
14128 * tree.h (memory_identifier_string): Here. Add GTY(()).
14130 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14132 * doc/tm.texi (TARGET_LEGITIMATE_ADDRESS_P): Refer mainly to this
14133 in the former documentation of...
14134 (GO_IF_LEGITIMATE_ADDRESS): ... this.
14135 * ira-conflicts.c (get_dup_num): Use address_operand.
14136 * targhooks.c (default_legitimate_address_p): New.
14137 * targhooks.h (default_legitimate_address_p): New.
14138 * reload.c (strict_memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]:
14140 * recog.c (memory_address_p) [!GO_IF_LEGITIMATE_ADDRESS]: Call hook.
14141 * target.h (struct target): Add legitimate_address_p.
14142 * target-def.h (TARGET_LEGITIMATE_ADDRESS_P): New.
14143 (TARGET_INITIALIZER): Include it.
14145 * config/alpha/alpha.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14146 * config/alpha/alpha-protos.h (alpha_legitimate_address_p): Remove.
14147 * config/alpha/alpha.c (alpha_legitimate_address_p): Make static.
14148 (TARGET_LEGITIMATE_ADDRESS_P): New.
14150 * config/frv/frv.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14151 (REG_OK_STRICT_P): Delete.
14152 * config/frv/frv-protos.h (frv_legitimate_address_p): Rename to...
14153 (frv_legitimate_address_p_1): ... this.
14154 * config/frv/frv.c (frv_legitimate_address_p): Forward to...
14155 (frv_legitimate_address_p_1): ... the renamed old
14156 frv_legitimate_address_p.
14157 * config/frv/predicates.md: Adjust calls to frv_legitimate_address_p.
14158 (TARGET_LEGITIMATE_ADDRESS_P): New.
14160 * config/s390/s390.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14161 * config/s390/s390-protos.h (legitimate_address_p): Remove.
14162 * config/s390/s390.c (legitimate_address_p): Rename to...
14163 (s390_legitimate_address_p): ... this, make static.
14164 (legitimize_address): Adjust call.
14165 (TARGET_LEGITIMATE_ADDRESS_P): New.
14166 * config/s390/constraints.md ("e"): Call strict_memory_address_p.
14168 * config/m32c/m32c.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14169 * config/m32c/m32c-protos.h (m32c_legitimate_address_p): Remove.
14170 * config/m32c/m32c.c (m32c_legitimate_address_p): Make static.
14171 (TARGET_LEGITIMATE_ADDRESS_P): New.
14173 * config/spu/spu.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14174 * config/spu/spu-protos.h (spu_legitimate_address): Remove.
14175 * config/spu/spu.c (spu_legitimate_address): Rename to...
14176 (spu_legitimate_address_p): ... this, make static.
14177 (TARGET_LEGITIMATE_ADDRESS_P): New.
14179 * config/sparc/sparc.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14180 * config/sparc/sparc-protos.h (legitimate_address_p): Remove.
14181 * config/sparc/sparc.c (legitimate_address_p): Rename to...
14182 (sparc_legitimate_address_p): ... this, make static and return bool.
14183 (legitimize_address): Adjust call.
14184 (TARGET_LEGITIMATE_ADDRESS_P): New.
14186 * config/i386/i386.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14187 * config/i386/i386-protos.h (legitimate_address_p): Remove.
14188 * config/i386/i386.c (legitimate_address_p): Rename to...
14189 (ix86_legitimate_address_p): ... this, make static.
14190 (constant_address_p): Move after it, adjust call.
14191 (TARGET_LEGITIMATE_ADDRESS_P): New.
14193 * config/avr/avr.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14194 * config/avr/avr-protos.h (legitimate_address_p): Remove.
14195 * config/avr/avr.c (legitimate_address_p): Rename to...
14196 (avr_legitimate_address_p): ... this, make static.
14197 (legitimize_address): Adjust call.
14198 (TARGET_LEGITIMATE_ADDRESS_P): New.
14200 * config/crx/crx.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14201 * config/crx/crx-protos.h (crx_legitimate_address_p): Remove.
14202 * config/crx/crx.c (crx_legitimate_address_p): Make static.
14203 (TARGET_LEGITIMATE_ADDRESS_P): New.
14205 * config/xtensa/xtensa.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14206 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): Remove.
14207 * config/xtensa/xtensa.c (xtensa_legitimate_address_p): Make static.
14208 (TARGET_LEGITIMATE_ADDRESS_P): New.
14210 * config/stormy16/stormy16.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14211 * config/stormy16/stormy16-protos.h (xstormy16_legitimate_address_p):
14213 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p):
14215 (TARGET_LEGITIMATE_ADDRESS_P): New.
14217 * config/m68hc11/m68hc11.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14218 * config/m68hc11/m68hc11-protos.h (m68hc11_go_if_legitimate_address):
14220 * config/m68hc11/m68hc11.c (m68hc11_go_if_legitimate_address):
14222 (m68hc11_legitimate_address_p): ... this, make static.
14223 (go_if_legitimate_address_internal): Rename to...
14224 (m68hc11_legitimate_address_p_1): ... this.
14225 (legitimize_address): Adjust call.
14226 (TARGET_LEGITIMATE_ADDRESS_P): New.
14228 * config/iq2000/iq2000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14229 * config/iq2000/iq2000-protos.h (iq2000_legitimate_address_p): Remove.
14230 * config/iq2000/iq2000.c (iq2000_legitimate_address_p): Make static.
14231 (TARGET_LEGITIMATE_ADDRESS_P): New.
14233 * config/mn10300/mn10300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14234 * config/mn10300/mn10300-protos.h (legitimate_address_p): Remove.
14235 * config/mn10300/mn10300.c (legitimate_address_p): Rename to...
14236 (mn10300_legitimate_address_p): ... this, make static.
14237 (TARGET_LEGITIMATE_ADDRESS_P): New.
14239 * config/m68k/m68k.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14240 * config/m68k/m68k-protos.h (m68k_legitimate_address_p): Remove.
14241 * config/m68k/m68k.c (m68k_legitimate_address_p): Make static.
14242 (TARGET_LEGITIMATE_ADDRESS_P): New.
14244 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14245 (REG_OK_STRICT_FLAG, REG_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P): Delete.
14246 (INT_REG_OK_FOR_BASE_P, INT_REG_OK_FOR_INDEX_P): Move above.
14247 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14248 * config/rs6000/rs6000-protos.h (rs6000_legitimate_address): Remove.
14249 * config/rs6000/rs6000.c (rs6000_legitimate_address): Rename to...
14250 (rs6000_legitimate_address_p): ... this, make static.
14251 (TARGET_LEGITIMATE_ADDRESS_P): New.
14252 (REG_MODE_OK_FOR_BASE_P): Delete.
14253 (rs6000_legitimize_reload_address): Use INT_REG_OK_FOR_BASE_P.
14255 * config/picochip/picochip.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14256 * config/picochip/picochip-protos.h (picochip_legitimate_address_p):
14258 * config/picochip/picochip.c (picochip_legitimate_address_p): Make
14259 static, adjust types.
14260 (TARGET_LEGITIMATE_ADDRESS_P): New.
14262 * config/score/score.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14263 * config/score/score.c (score_address_p): Rename to...
14264 (score_legitimate_address_p): ... this.
14265 (TARGET_LEGITIMATE_ADDRESS_P): New.
14266 * config/score/score3.c (score3_address_p): Rename to...
14267 (score3_legitimate_address_p): ... this.
14268 * config/score/score7.c (score7_address_p): Rename to...
14269 (score7_legitimate_address_p): ... this.
14271 * config/arm/arm.h (ARM_GO_IF_LEGITIMATE_ADDRESS,
14272 THUMB2_GO_IF_LEGITIMATE_ADDRESS, THUMB1_GO_IF_LEGITIMATE_ADDRESS,
14273 GO_IF_LEGITIMATE_ADDRESS): Delete.
14274 * config/arm/arm-protos.h (thumb1_legitimate_address_p,
14275 thumb2_legitimate_address_p): Delete.
14276 (arm_legitimate_address_p): Rename to...
14277 (arm_legitimate_address_outer_p): ... this.
14278 * config/arm/constraints.md ("Uq"): Adjust call.
14279 * config/arm/predicates.md (arm_extendqisi_mem_op): Likewise.
14280 * config/arm/arm.c (arm_legitimate_address_p): New, rename old one
14282 (arm_legitimate_address_outer_p): ... this.
14283 (thumb1_legitimate_address_p, thumb2_legitimate_address_p): Make
14285 (TARGET_LEGITIMATE_ADDRESS_P): New.
14287 * config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14288 * config/mips/mips-protos.h (mips_legitimate_address_p): Remove.
14289 * config/mips/mips.c (mips_legitimate_address_p): ... Make static.
14290 (TARGET_LEGITIMATE_ADDRESS_P): New.
14292 * config/vax/vax.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14293 * config/vax/vax-protos.h (legitimate_address_p): Remove.
14294 * config/vax/vax.c (legitimate_address_p): Rename to...
14295 (vax_legitimate_address_p): ... this, make static.
14296 (TARGET_LEGITIMATE_ADDRESS_P): New.
14298 * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14299 * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Remove.
14300 * config/h8300/h8300.c (h8300_legitimate_address_p): ... Make static.
14301 (TARGET_LEGITIMATE_ADDRESS_P): New.
14303 * config/mmix/mmix.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14304 * config/mmix/mmix-protos.h (mmix_legitimize_address): Remove.
14305 * config/mmix/mmix.c (mmix_legitimate_address): Rename to...
14306 (mmix_legitimate_address_p): ... this, make static.
14307 (TARGET_LEGITIMATE_ADDRESS_P): New.
14309 * config/bfin/bfin.h (GO_IF_LEGITIMATE_ADDRESS): Delete.
14310 * config/bfin/bfin-protos.h (bfin_legitimate_address_p): Remove.
14311 * config/bfin/bfin.c (bfin_legitimate_address_p): ... Make static.
14312 (TARGET_LEGITIMATE_ADDRESS_P): New.
14314 2009-05-14 Paolo Bonzini <bonzini@gnu.org>
14316 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Remove handling
14317 of MODE_COMPLEX_INT.
14319 2009-05-14 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14321 * config/alpha/alpha.c (alpha_initialize_trampoline): Change 0 to
14322 LCT_NORMAL in function call.
14323 * mips-tdump.c (print_file_desc): Add cast to enum type.
14324 * mips-tfile.c (add_ext_symbol): Add casts to enum types.
14325 (mark_stabs): Add casts to enum types.
14326 (parse_stabs_common): Add casts to enum types.
14328 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14330 * config/mips/mips.c (mips_print_operand) <REG, MEM, default>:
14331 Check for invalid values of LETTER.
14333 2009-05-13 Taras Glek <tglek@mozilla.com>
14335 * attribs.c (register_attribute): moved out attribute registration
14336 into register_attribute.
14337 * doc/plugins.texi: Documented register_attribute and
14339 * gcc-plugin.h: Added forward decl for register_attribute.
14340 * gcc-plugin.h (plugins_event): Added PLUGIN_ATTRIBUTES.
14341 * plugin.c (register_callback, invoke_plugin_callbacks): Added
14342 PLUGIN_ATTRIBUTES boilerplate.
14344 2009-05-14 Dave Korn <dave.korn.cygwin@gmail.com>
14346 * config/i386/msformat-c.c (ms_printf_length_specs): Use enumeration
14347 values even in sentinel and empty entries.
14348 (ms_printf_flag_specs): Likewise.
14349 (ms_scanf_flag_specs): Likewise.
14350 (ms_strftime_flag_specs): Likewise.
14351 (ms_print_char_table): Likewise.
14352 (ms_scan_char_table): Likewise.
14353 (ms_time_char_table): Likewise.
14355 2009-05-13 Doug Kwan <dougkwan@google.com>
14357 * tree-ssa-sccvn.c (compare_ops): Stabilize qsort.
14359 2009-05-13 Adam Nemet <anemet@caviumnetworks.com>
14361 * config/mips/mips.md (store): Add attributes for QI and HI.
14363 (truncdisi2, truncdihi2, truncdiqi2): Merge these into ...
14364 (truncdi<mode>2): ... this new pattern.
14366 2009-05-13 Brad Hards <bradh@kde.org>
14368 * Makefile.in (TEXI_GCCINT_FILES): Add plugins.texi.
14370 2009-05-14 Jakub Jelinek <jakub@redhat.com>
14371 Ben Elliston <bje@au.ibm.com>
14373 PR middle-end/40035
14374 * dse.c (check_mem_read_rtx): Guard against width == -1.
14376 2009-05-13 Michael Matz <matz@suse.de>
14378 PR middle-end/39976
14379 * tree-outof-ssa.c (maybe_renumber_stmts_bb): New function.
14380 (trivially_conflicts_p): New function.
14381 (insert_backedge_copies): Use it.
14383 2009-05-13 Janis Johnson <janis187@us.ibm.com>
14385 * c-pragma.c (enum pragma_switch_t): Prefix constants with PRAGMA_.
14386 (handle_stdc_pragma): Use new enum constant names.
14387 (handle_pragma_float_const_decimal64): Ditto.
14389 2009-05-13 Ian Lance Taylor <iant@google.com>
14391 * Makefile.in (build/gencheck.o): Depend upon all-tree.def, not
14394 2009-05-13 Nathan Sidwell <nathan@codesourcery.com>
14396 * config/m68k/t-uclinux (M68K_MLIB_CPU): Check for FL_UCLINUX.
14397 * config/m68k/m68k-devices.def: Add FL_UCLINUX to 68020 and 54455
14399 * config/m68k/m68k.h (FL_UCLINUX): Define.
14401 2009-05-13 Jan Hubicka <jh@suse.cz>
14403 * options.c (gfc_post_options): -fwhole-program imply -fwhole-file.
14405 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14407 * config/sh/sh.h (OVERRIDE_OPTIONS): Clear flag_schedule_insns
14408 unless -fschedule-insns is specified.
14410 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14413 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Don't set
14414 TARGET_EXPAND_CBRANCHDI4.
14415 * config/sh/sh.md (cbranchdi4): Don't check TARGET_EXPAND_CBRANCHDI4.
14416 * config/sh/sh.opt (mexpand-cbranchdi): Remove.
14417 (cmpeqdi): Fix comment.
14419 2009-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
14421 * config/sh/sh-protos.h (sh_legitimate_index_p): Declare.
14422 (sh_legitimate_address_p): Likewise.
14423 * config/sh/sh.c (sh_legitimate_index_p): New.
14424 (sh_legitimate_address_p): Likewise.
14425 * config/sh/sh.h (REG_OK_FOR_BASE_P): Add STRICT parameter.
14426 (REG_OK_FOR_INDEX_P, SUBREG_OK_FOR_INDEX_P): Likewise.
14427 (MODE_DISP_OK_4, MODE_DISP_OK_8): Remove.
14428 (MAYBE_BASE_REGISTER_RTX_P): New macro.
14429 (MAYBE_INDEX_REGISTER_RTX_P): Likewise.
14430 (BASE_REGISTER_RTX_P): Use MAYBE_BASE_REGISTER_RTX_P.
14431 (INDEX_REGISTER_RTX_P): Use MAYBE_INDEX_REGISTER_RTX_P.
14432 (GO_IF_LEGITIMATE_INDEX): Use sh_legitimate_index_p.
14433 (GO_IF_LEGITIMATE_ADDRESS): Use sh_legitimate_address_p.
14435 2009-05-12 Jan Hubicka <jh@suse.cz>
14437 * tree-inline.c (estimate_operator_cost): Add operands;
14438 when division happens by constant, it is cheap.
14439 (estimate_num_insns): Loads and stores are not having cost of 0;
14440 EH magic stuff is cheap; when computing runtime cost of switch,
14441 use log2 base of amount of its cases; builtin_expect has cost of 0;
14442 compute cost for moving return value of call.
14443 (init_inline_once): Initialize time_based flags.
14444 * tree-inline.h (eni_weights_d): Add time_based flag.
14446 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14448 * df-core.c: Update head documentation.
14450 2009-05-12 Michael Meissner <meissner@linux.vnet.ibm.com>
14453 * rs6000.c (rs6000_generate_compare): Use op1b instead of
14454 shadowing exisiting variable op1.
14456 2009-05-12 Uros Bizjak <ubizjak@gmail.com>
14459 * config/i386/driver-i386.c (processor_signatures): New enum.
14460 (SIG_GEODE): Move from vendor_signatures to processor_signatures.
14461 (host_detect_local_cpu): For SIG_AMD vendor, check for SIG_GEODE
14462 processor signature to detect geode processor.
14464 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14468 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14470 * optabs.c (prepare_cmp_insn): Temporarily disable test that
14471 causes spurious differences between trunk and cond-optab branch.
14473 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
14475 * dojump.c (compare_from_rtx): Delete.
14476 * expmed.c (emit_store_flag): Only try cstore_optab. Canonicalize
14477 any MODE_CC mode to the cstorecc4 pattern. Use prepare_operand, fail
14478 if the comparison does not satisfy the predicate; test predicates for
14479 operands 2 and 3 of a cstore pattern. Don't try cstore optab
14480 further if one existing pattern fails.
14481 * expr.h (compare_from_rtx): Delete.
14482 (prepare_operand): Declare it.
14483 * optabs.c: Change "lib call" to "libcall" throughout.
14484 (bcc_gen_fctn, setcc_gen_code, trap_rtx,
14485 HAVE_conditional_trap, emit_cmp_insn): Delete.
14486 (can_compare_p): Delete cmp_optab case.
14487 (prepare_float_lib_cmp): Return an rtx and a machine mode.
14488 Accept other parameters by value.
14489 (prepare_operand): Make non-static.
14490 (prepare_cmp_insn): Return an rtx and a machine mode. Accept
14491 other parameters by value. Try to widen operands here based on
14492 an optab_methods argument and looking at cbranch_optab.
14493 (emit_cmp_and_jump_insn_1): Accept test and mode, remove widening
14494 loop. Use cbranch_optab directly.
14495 (emit_cmp_and_jump_insns): Fix comment. Adjust call to
14496 prepare_cmp_insn and emit_cmp_and_jump_insn_1, remove obsolete
14498 (emit_conditional_move, emit_conditional_add): Inline what's needed
14499 of compare_from_rtx, using new prepare_cmp_insn for the rest.
14500 (init_optabs): Init cmp_optab with UNKNOWN, cbranch_optab
14501 with COMPARE. Move cmov_optab and cstore_optab above
14502 with cbranch_optab, move cmp_optab down with ucmp_optab,
14503 remove tst_otpab. Do not initialize trap_rtx.
14504 (gen_cond_trap): Do it here. Use ctrap_optab. Test predicate
14505 for trap code. Do not check HAVE_conditional_trap. Use
14506 prepare_cmp_insn. Accept no predicate for operand 3.
14507 * optabs.h (OTI_cmp): Mark as used only for libcalls.
14508 (OTI_ctrap, ctrap_optab): New.
14509 (tst_optab): Delete.
14510 (bcc_gen_fctn, setcc_gen_code, emit_cmp_insn): Delete.
14511 * ifcvt.c (find_if_header): Replace HAVE_conditional_trap
14512 with lookup of ctrap_optab.
14513 * genopinit.c (cmp_optab, tst_optab, bcc_gen_fctn, setcc_gen_code):
14515 (ctrap_optab): New.
14517 * combine.c (combine_simplify_rtx, simplify_set): Do not
14518 special case comparing against zero for cc0 machines.
14519 * simplify-rtx.c (simplify_binary_operation_1): Never remove
14520 COMPARE on cc0 machines.
14521 (simplify_relational_operation): Return a new expression when
14522 a COMPARE could be removed.
14523 * final.c (final_scan_insn): Compare cc_status values
14524 against LHS of a (compare FOO (const_int 0)) cc0 source.
14525 Also check if cc_status.value is the full compare.
14527 * doc/md.texi (bCC, sCC, tstMM, cmpMM): Delete.
14528 (cstoreMM4): Document.
14529 (conditional_trap): Document ctrapMM4 instead.
14530 (sync_compare_and_swapMM): Refer to cbranchcc4.
14531 (Dependent Patterns): Eliminate obsolete information referring to
14532 the old jump optimization phase.
14533 (Canonicalization): Include cbranchcc4 case, omit canonicalization
14534 of compares with 0 on cc0 machines.
14535 (Jump Patterns): Refer to MODE_CC jump patterns preferably,
14536 avoiding references to cc0. Remove text about storing operands
14538 * doc/tm.texi (Condition Codes): Include blurb on different
14539 condition code representations, separate into subsections for
14540 CC0, MODE_CC and conditional execution.
14542 * config/alpha/alpha-protos.h (alpha_emit_conditional_branch,
14543 alpha_emit_setcc): Accept operands and a machine mode.
14544 * config/alpha/alpha.c (alpha_emit_conditional_branch):
14545 Get code/op0/op1 from operands, use machine mode argument
14546 instead of alpha_compare.fp_p. Emit the branch here.
14547 (alpha_emit_setcc): Likewise, and return boolean.
14548 (alpha_emit_conditional_move): Likewise. Assert that
14549 cmp_op_mode == cmp_mode, and simplify accordingly.
14550 * config/alpha/alpha.h (struct alpha_compare, alpha_compare): Delete.
14551 * config/alpha/alpha.md (cmpdf, cmptf, cmpdi, bCC, sCC): Delete.
14552 (cbranchdf4, cbranchtf4, cbranchdi4, cstoredf4, cstoretf4,cstoredi4):
14554 (stack probe test): Use cbranchdi4.
14555 * config/alpha/predicates.md (alpha_cbranch_operator): New.
14557 * config/arc/arc.c (gen_compare_reg): Do not emit cmp.
14558 * config/arc/arc.h (movsicc, movsfcc): Use it.
14559 (movdicc, *movdicc_insn, movdfcc, *movdfcc_insn): Remove.
14560 (cbranchsi4, cstoresi4): New.
14561 (cmpsi, bCC and sCC expanders): Remove.
14563 * config/arm/arm.c (arm_compare_op0, arm_compare_op1): Delete.
14564 * config/arm/arm.h (arm_compare_op0, arm_compare_op1): Delete.
14565 * config/arm/predicates.md (arm_comparison_operator): Only include
14566 floating-point operators if there is a hardware floating-point unit.
14567 * config/arm/arm.md (cbranchsi4, cstoresi4): Enable for TARGET_32BIT,
14568 deferring to cbranch_cc and cstore_cc respectively.
14569 (cbranchsf4, cbranchdf4, cbranchdi4, cstoresf4, cstoredf4, cstoredi4,
14570 cbranch_cc, cstore_cc): New.
14571 (movsicc, movsfcc, movdfcc): Do not use arm_compare_op0 and
14573 (bCC, sCC, cmpsi, cmpsf, cmpdf, cmpdi): Delete.
14575 * config/avr/avr-protos.h (out_tstsi, out_tsthi): Adjust prototype.
14576 * config/avr/avr.c (out_tstsi, out_tsthi): Get the tested operand
14578 (adjust_insn_length): Adjust calls.
14579 (avr_reorg): Handle (compare (foo) (const_int 0)).
14580 * config/avr/avr.md (tstqi, tsthi, tstsi): Remove.
14581 (*negated_tstqi, *negated_tsthi, *negated_tstsi): Unmacroize.
14582 (*reversed_tsthi, *reversed_tstsi): Add a scratch for simplicity.
14583 (cmpqi, cmphi, cmpsi): Prepend asterisk, fuse tst[qhs]i here.
14585 (cbranchqi4, cbranchhi4, cbranchsi4): New.
14586 (tst -> sbrc/sbrs peephole2, cpse peephole): Wrap RHS with COMPARE.
14588 * config/bfin/bfin.md (cmpbi, cmpsi, bCC, sCC): Delete.
14589 (cbranchsi4, cstorebi4, cstoresi4): New.
14590 (movbisi): This insn is duplicate, split it to zero_extend.
14591 * config/bfin/bfin.c (bfin_compare_op0, bfin_compare_op1): Delete
14592 (bfin_gen_compare): Do not use them. Emit VOIDmode SET, not BImode.
14593 (bfin_optimize_loop): Use cbranch expander.
14594 * config/bfin/bfin.h (bfin_compare_op0, bfin_compare_op1): Delete.
14595 * config/bfin/predicates.md (bfin_cbranch_operator): Rename to...
14596 (bfin_bimode_comparison_operator): ... this.
14597 (bfin_direct_comparison_operator): New.
14599 * config/cris/cris.c (cris_normal_notice_update_cc): Look
14600 inside (compare FOO (const_int 0)).
14601 (cris_rtx_costs): Handle ZERO_EXTRACT.
14602 * config/cris/cris.md (tstdi, tst<mode>, cmpdi): Delete.
14603 (*tstdi_non_v32): Fold in *cmpdi_non_v32.
14604 (*tstdi_v32): Delete.
14605 (*cmpdi_non_v32): Add M alternative for operand 1.
14606 (cmpsi, cmp<mode>): Make private.
14607 (*tstsi, *tst<mode>_cmp, *tst<mode>_non_cmp, *btst): Wrap LHS
14609 (cbranch<mode>4, cbranchdi4, cstore<mode>4): New.
14611 * config/crx/crx.md (cstore<mode>4, cbranchcc4): New.
14612 (cmp<mode>, bCOND_internal, b<code>, s<code>): Delete.
14613 (cbranch<mode>4, sCOND_internal): Use ordered_comparison_operator.
14614 (cc_reg_operand): New.
14615 (any_cond): Delete.
14616 * config/crx/crx.c (crx_compare_op0, crx_compare_op1,
14617 crx_expand_compare, crx_expand_branch, crx_expand_scond): Delete.
14618 * config/crx/crx.h (crx_compare_op0, crx_compare_op1): Delete.
14619 * config/crx/crx-protos.h (crx_expand_compare, crx_expand_branch,
14620 crx_expand_scond): Delete.
14622 * config/fr30/fr30.md (cmp<mode>, bCC): Delete.
14624 * config/fr30/fr30.c (fr30_compare_op0, fr30_compare_op1): Delete
14625 * config/fr30/fr30.h (fr30_compare_op0, fr30_compare_op1): Delete.
14627 * config/frv/frv.md (cbranchsi4, cbranchsf4, cbranchdf4,
14628 cstoresi4, cstoresf4, cstoredf4): New.
14629 (cmpdi, cmpsi, cmpsf, cmpdf, bCC, sCC): Remove.
14630 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14631 Receive the entire operands array.
14632 * config/frv/frv.h (frv_compare_op0, frv_compare_op1): Delete.
14633 * config/frv/frv.c (frv_compare_op0, frv_compare_op1): Delete.
14634 * config/frv/frv-protos.h (frv_emit_cbranch, frv_emit_scc):
14635 Get test/op0/op1 from the operands array.
14636 (frv_emit_cond_move): Get test/op0/op1 from the test_rtx.
14638 * config/h8300/h8300-protos.h (h8300_expand_branch): Accept operands.
14639 (h8300_expand_store): New.
14640 * config/h8300/h8300.c (h8300_rtx_costs): Handle (compare FOO
14642 (h8300_expand_branch): Emit compare here. Adjust for new arguments.
14643 (h8300_expand_store): New.
14644 * config/h8300/h8300.md (btst combine patterns): Wrap with COMPARE
14645 or do not try to produce (set (cc0) REG).
14646 (peepholes): Wrap arguments with COMPARE. Add a peephole to
14647 change a compare into a move to a scratch register. Disable some
14648 peepholes when comparing with zero.
14649 (tstsi, tsthi, tstsi, cmpqi): Make private.
14651 (bCC, sCC): Delete.
14652 (cbranchqi4, cbranchhi4, cbranchsi4, cstoreqi4, cstorehi4,
14655 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_int_addcc,
14656 ix86_expand_fp_movcc): Set ix86_compare_op0 and ix86_compare_op1.
14657 (ix86_emit_i387_log1p): Use gen_cbranchxf4.
14658 (ix86_emit_i387_log1p): Use cbranchxf2.
14659 (ix86_expand_setcc): Return void.
14660 * config/i386/i386-protos.h (ix86_expand_setcc): Return void.
14661 * config/i386/i386.md (cmpti, cmpdi, cmpsi, cmphi, cmpqi, cmpxf,
14662 cmp<MODEF>, cmpcc): Remove.
14663 (cbranchti4, cbranchdi4, cbranchsi4, cbranchhi4, cbranchqi4,
14664 cbranchxf4, cbranch<MODEF>4, cbranchcc4, cstoredi4, cstoresi4,
14665 cstorehi4, cstoreqi4, cstorexf4, cstore<MODEF>4, cstorecc): New.
14666 (sCC and bCC expanders): Remove.
14667 (stack_protect_test): Use cbranchcc4.
14669 * config/ia64/ia64-protos.h (ia64_compare_op0, ia64_compare_op1):
14671 (ia64_expand_compare): Accept three rtx by reference and return void.
14672 * config/ia64/ia64.c (ia64_compare_op0, ia64_compare_op1): Delete.
14673 (ia64_expand_compare): Replace op0/op1 with *op0/*op1. Get code
14674 from *expr. Update *expr with the BImode comparison to do.
14675 * config/ia64/ia64.md (cmpbi, cmpsi, cmpdi, cmpsf, cmpdf, cmpxf,
14676 cmptf, bCC, sCC, conditional_trap): Delete.
14677 (cbranchbi4, cbranchsi4, cbranchdi4, cbranchsf4, cbranchdf4,
14678 cbranchxf4, cbranchtf4, cstorebi4, cstoresi4, cstoredi4, cstoresf4,
14679 cstoredf4, cstorexf4, cstoretf4, ctrapbi4, ctrapsi4, ctrapdi4,
14680 ctrapsf4, ctrapdf4, ctrapxf4, ctraptf4): New.
14681 * config/ia64/predicates.md (ia64_cbranch_operator): New.
14683 * config/iq2000/iq2000-protos.h (gen_conditional_branch): Change
14684 type of last argument.
14685 * config/iq2000/iq2000.c (branch_cmp, branch_type): Remove.
14686 (gen_conditional_branch): Get code/cmp0/cmp1 from operands,
14687 use machine mode argument instead of branch_type. Remove dead
14688 code for floating-point comparisons.
14689 * config/iq2000/iq2000.h (branch_cmp, branch_type): Remove.
14690 * config/iq2000/iq2000.md (cmpsi, cmpdi, cmpsf, cmpdf, tstsi, bCC):
14692 (cbranchsi4, cstoresi4): New.
14693 * config/iq2000/predicates.md (reg_or_const_operand): New.
14695 * config/m32c/m32c.md (cbranch splitter): Use match_op_dup.
14696 * config/m32c/m32c.md (any_cond, gl_cond): Delete.
14697 (b<code>_op): Rewrite to...
14698 (bcc_op): ... this, using match_operator.
14699 (s<code>_op): Rewrite to...
14700 (scc_op): ... this, using match_operator.
14701 (s<code>_24_op): Rewrite to...
14702 (scc_op_24): ... this, using match_operator.
14703 (s<code>_<mode>): Rewrite to...
14704 (cstore<mode>4): ... this, using match_operator.
14705 (s<code>_<mode>_24): Rewrite to...
14706 (cstore<mode>4_24): ... this, using match_operator.
14707 * config/m32c/m32c-protos.h (m32c_cmp_flg_0, m32c_pend_compare,
14708 m32c_unpend_compare, m32c_expand_scc): Delete.
14709 * config/m32c/m32c.c (compare_op0, compare_op1, m32c_cmp_flg_0,
14710 m32c_pend_compare, m32c_unpend_compare, m32c_expand_scc): Delete.
14711 (m32c_expand_movcc): Change NE to EQ if necessary.
14712 (m32c_init_libfuncs): Modify cstore optab instead of setcc_gen_code.
14714 * config/m32r/m32r-protos.h (gen_cond_store): New.
14715 * config/m32r/m32r.c (m32r_compare_op0, m32r_compare_op1): Delete.
14716 (gen_cond_store): New, from sCC patterns.
14717 (m32r_expand_block_move): Use cbranchsi4.
14718 * config/m32r/m32r.h (m32r_compare_op0, m32r_compare_op1): Delete.
14719 * config/m32r/m32r.md (cmpsi, bCC, sCC): Delete.
14720 (cbranchsi4, cstoresi4): New.
14722 * config/m68hc11/m68hc11.c (m68hc11_compare_op0, m68hc11_compare_op1):
14724 (m68hc11_rtx_costs_1, m68hc11_rtx_costs): Handle ZERO_EXTRACT.
14725 (m68hc11_notice_update_cc): Look into a compare with 0.
14726 * config/m68hc11/m68hc11.h (m68hc11_compare_op0, m68hc11_compare_op1):
14728 * config/m68hc11/m68hc11.md (tstsi, tsthi, tstqi, cmpsi,
14729 cmphi, cmpqi, bCC): Delete.
14730 (cbranchsi4, cbranchhi4, cbranchqi4): New.
14731 (tstqi_1, tstqi_z_used, tstqi_1, bitcmpqi, bitcmpqi_z_used,
14732 bitcmpqi_12, bitcmphi, various splits and peephole2s): Wrap cc0<-reg
14735 * config/m68k/predicates.md (m68k_cstore_comparison_operator,
14736 const0_operand, const1_operand, m68k_subword_comparison_operand): New.
14737 * config/m68k/constraints.md (H): New.
14738 * config/m68k/m68k.md (tstdi): Remove define_expand, use name for
14739 the define_insn below.
14740 (tstsi, tsthi, tst<FP:mode>, cmphi, cmpqi, cmp<FP:mode>): Delete.
14741 (*tstsi_internal_68020_cf, *tstsi_internal, *tsthi_internal,
14742 *tstqi_internal, tst<mode>_6881, tst<mode>_cf, many unnamed
14743 patterns): Wrap RHS with COMPARE.
14744 (tst<FP>_68881, tst<FP>_cf): Use const0_operand.
14745 (*cmpdi_internal): Name this pattern.
14746 (cmpdi): Change to define_insn.
14747 (cbranchdi4, cstoredi4, cbranchsi4, cstoresi4, cbranchhi4, cstorehi4,
14748 cbranchqi4, cstoreqi4, cbranch<FP:mode>4, cstore<FP:mode>4): New.
14749 (scc0_di, scc0_di_5200, scc_di): Use the ordered_comparison_operator
14751 (seq, sne, sgt, sgtu, slt, sltu, sge, sgeu, sle, sleu, sordered,
14752 sunordered, suneq, sunge, sungt, sunle, sunlt, sltgt): Delete
14753 (conditional_trap): Change to...
14754 (ctrapdi4, ctrapsi4, ctraphi4, ctrapqi4): ... these.
14755 (*conditional_trap): Use the ordered_comparison_operator and
14756 const1_operand predicates.
14757 * config/m68k/m68k.c (m68k_last_compare_had_fp_operands): Delete.
14758 (m68k_expand_prologue): Use ctrapsi4 instead of cmpsi+conditional_trap.
14759 (m68k_rtx_costs): Look for ZERO_EXTRACT in a COMPARE.
14760 * config/m68k/m68k.h (m68k_last_compare_had_fp_operands): Delete.
14762 * config/mcore/mcore-protos.h (arch_compare_op0, arch_compare_op1,
14763 mcore_modify_comparison, mcore_gen_compare_reg): Remove.
14764 (mcore_gen_compare): New.
14765 * config/mcore/mcore.c (arch_compare_op0, arch_compare_op1): Delete.
14766 (mcore_modify_comparison, mcore_gen_compare_reg): Fold into...
14767 (mcore_gen_compare): ... this.
14768 * config/mcore/mcore.md (cmpsi, bCC, sCC): Remove.
14769 (cbranchsi4, cstoresi4): New, using mcore_gen_compare.
14770 (stack probe pattern): Use cbranchsi4.
14772 * config/mips/predicates.md (mips_cstore_operator): New.
14773 * config/mips/mips-ps-3d.md (movv2sfcc): Do not use cmp_operands.
14774 * config/mips/mips.md (any_cond): Delete.
14775 (conditional_trap): Rename to ctrap<GPR:mode>4. Adjust predicates,
14777 (fixuns_truncdfsi2, fixuns_truncdfdi2, fixuns_truncsfsi2,
14778 fixuns_truncsfdi2): Use cbranch patterns.
14779 (cmp<GPR:mode>, cmp<SCALARF:mode>): Delete.
14780 (b<code>): Change to cbranch<GPR:mode>4 and cbranch<SCALARF:mode>4.
14781 Adjust call to mips_expand_conditional_branch.
14782 (seq, sne, slt<u>, sle<u>, sgt<u>, sge<u>): Change to
14784 * config/mips/mips-protos.h (mips_expand_conditional_branch,
14785 mips_expand_scc, mips_expand_conditional_trap): Adjust prototypes.
14786 * config/mips/mips.c (cmp_operands): Delete.
14787 (mips_emit_compare): Get comparison operands from *op0/*op1.
14788 (mips_expand_scc): Get code/op0/op1/target from operands. Assert
14789 that it succeeds. Use op0/op1 instead of cmp_operands.
14790 (mips_expand_conditional_branch, mips_expand_conditional_move,
14791 mips_expand_conditional_trap): Likewise.
14792 (mips_block_move_loop): Use cbranch patterns.
14793 * config/mips/mips.h (cmp_operands): Delete.
14795 * config/mmix/mmix.c (mmix_valid_comparison): Delete.
14796 (mmix_gen_compare_reg): Just return a register in the right CC mode.
14797 * config/mmix/mmix.h (mmix_compare_op0, mmix_compare_op1): New.
14798 * config/mmix/mmix.md (cmpdi, cmpdf): Remove.
14799 (*cmpcc_folded): Rename to...
14800 (*cmpdi_folded): this.
14801 (*cmpcc): Rename to...
14803 (movdfcc, movdicc): Adjust for new semantics of mmix_gen_compare_reg.
14806 (cbranchdf4): New. Handle invalid comparisons here.
14807 * config/mmix/predicates.md (float_comparison_operator): New.
14809 * config/mn10300/mn10300.c (mn10300_rtx_costs): Consider 0 and
14810 zero_extract to be cheap in (compare (zero_extract) (const_int 0).
14811 * config/mn10300/mn10300.md (tst): Delete.
14812 (*tst_extqisi_am33, *tst_extqisi, *tst_exthisi_am33, *tst_exthisi):
14813 Name these patterns and wrap RHS in a compare.
14814 (*cmpsi): Make this pattern private. Include tst.
14815 (*cmpsf): Make this pattern private.
14816 (and and zero_extract cc0 set): Wrap RHS in a COMPARE.
14817 (compare with zero peepholes): Likewise.
14819 (cbranchsi4, cbranchsf4): New.
14820 (casesi): Use cbranchsi4.
14822 * config/pa/pa.c (hppa_compare_op0, hppa_compare_op1,
14823 hppa_branch_type): Delete.
14824 (return_addr_rtx): Use cbranchsi4.
14825 (emit_bcond_fp): Accept all operands. Replace CODE with NE.
14826 Emit CCFPmode comparison here.
14827 (gen_cmp_fp): Delete, now part of emit_bcond_fp.
14828 * config/pa/pa.h (enum cmp_type, hppa_compare_op0, hppa_compare_op1,
14829 hppa_branch_type): Delete.
14830 * config/pa/pa.md (cmpdi, cmpsi, cmpsf, cmpdf, sCC, bCC): Delete.
14831 (movsicc, movdicc): Remove references to hppa_compare_op0,
14832 hppa_compare_op1 and compare_from_rtx.
14833 (cbranchdi4, cbranchsi4, cbranchsf4, cbranchdf4, cstoresi4): New.
14834 (casesi): Use cbranchsi4.
14836 * config/pdp11/pdp11-protos.h (output_jump): Change prototype.
14837 * config/pdp11/pdp11.c (output_jump): Embed opcodes here.
14838 * config/pdp11/pdp11.md (register_or_const0_operand): New.
14839 (cmpdf, cmphi, cmpqi): Make private. Add tst alternatives.
14840 (cmpsi, tstsi, tstdf, tsthi, tstqi): Delete.
14842 (cbranchdf4, cbranchhi4, cbranchqi4): New.
14843 (*branch, *branch_inverted): New.
14845 * config/picochip/picochip.md (cbranchhi4): Use
14846 ordered_comparison_operator.
14847 (cmphi, bCC): Remove.
14849 * config/rs6000/predicates.md (rs6000_cbranch_operator): New.
14850 (trap_comparison_operator): Delete.
14851 * config/rs6000/rs6000-protos.h (rs6000_emit_sCOND,
14852 rs6000_emit_cbranch): Accept mode and operands.
14853 * config/rs6000/rs6000.c (rs6000_compare_op0, rs6000_compare_op1,
14854 rs6000_compare_fp_p): Delete.
14855 (rs6000_generate_compare): Accept mode and comparison. Extract code
14856 and op0/op1 from there. Replace references to rs6000_compare_op0
14857 and rs6000_compare_op1.
14858 (rs6000_emit_sCOND): Adjust call to rs6000_generate_compare and
14859 extract result from passed operands.
14860 (rs6000_emit_cbranch): Adjust call to rs6000_generate_compare and
14861 extract loc from passed operands.
14862 (rs6000_emit_cmove): Likewise.
14863 * config/rs6000/rs6000.h (rs6000_compare_op0, rs6000_compare_op1,
14864 rs6000_compare_fp_p): Delete.
14865 * config/rs6000/rs6000.md (cmp<GPR>, cmp<FP>, bCC, sCC): Delete.
14866 (cbranch<GPR>4, cbranch<FP>4): New.
14867 (cstore<mode>4): New. Consolidate here all choices about when to use
14868 portable or specialized sCC sequences.
14869 (stack_protect_test): Use cbranchsi4.
14870 (conditional_trap): Replace with ctrap<GPR>4.
14871 (conditional trap insn): Replace trap_comparison_operator with
14872 ordered_comparison_operator.
14874 * config/s390/s390.c (s390_compare_op0, s390_compare_op1): Delete.
14875 (s390_emit_prologue): Use ctrap.
14876 * config/s390/s390.h (s390_compare_op0, s390_compare_op1): Delete.
14877 * config/s390/predicates.md (s390_eqne_operator, s390_scond_operator):
14878 New predicates replacing...
14879 * config/s390/s390.md (COMPARE, SCOND): ... these iterators.
14880 (cmp<GPR>, cmp<FP>, cmpcc): Delete.
14881 (trunc patterns): Use emit_cmp_and_jump_insns instead of cmp/branch.
14882 (add<mode>cc): Do not use s390_compare_op0/op1.
14883 (s<code>): Change to...
14884 (cstore<mode>4): ... this. Do not use s390_compare_op0/op1.
14885 (seq): Change to...
14886 (cstorecc4): ... this. Handle EQ or NE equally.
14887 (*sne): Un-privatize for use in cstorecc4.
14888 (b<code>): Change to...
14889 (cbranch<GPR>4, cbranch<FP>4, cbranchcc4): ... these.
14890 (conditional_trap): Replace with...
14891 (ctrap<GPR>4, ctrap<FP>4): ... these.
14892 (stack_protect): Use cbranchcc4.
14894 * config/score/score-conv.h (cmp_op0, cmp_op1): Delete.
14895 * config/score/score-protos.h (score_gen_cmp): Delete.
14896 * config/score/score.c (cmp_op0, cmp_op1, score_gen_cmp): Delete.
14897 (score_block_move-loop): Use cbranchsi4.
14898 * config/score/score.md (cbranchsi4): New.
14899 (cmpsi, bCC): Delete.
14900 * config/score/score3.c (cmp_op0, cmp_op1, score3_gen_cmp): Delete.
14901 (score3_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14902 * config/score/score7.c (cmp_op0, cmp_op1, score7_gen_cmp): Delete.
14903 (score7_movsicc): Use ops[1] operands instead of cmp_op0/cmp_op1.
14904 * config/score/score3.h (score3_gen_cmp): Delete.
14905 * config/score/score7.h (score7_gen_cmp): Delete.
14907 * config/sh/sh-protos.h (prepare_scc_operands): Rename to...
14908 (sh_emit_scc_to_t): ... this. Return void.
14909 (from_compare): Rename to...
14910 (sh_emit_compare_and_branch): ... this.
14911 (sh_emit_compare_and_set): New.
14912 (sh_expand_t_scc): Accept operands.
14913 * config/sh/predicates.md (sh_float_comparison_operator): New.
14914 * config/sh/sh.c (sh_compare_op0, sh_compare_op1): Delete.
14915 (prepare_scc_operands): Rename to...
14916 (sh_emit_scc_to_t): ... this. Return void. Get op0/op1 from
14918 (sh_emit_cheap_store_flag): New.
14919 (sh_emit_set_t_insn): New.
14920 (from_compare): Rename to...
14921 (sh_emit_compare_and_branch): ... this. Accept mode. Rewrite
14922 handling of TARGET_SH2E floating point to avoid recursive call.
14923 Generate branch here.
14924 (sh_emit_compare_and_set): New.
14925 (sh_expand_t_scc): Get op0/op1 from arguments.
14926 (sh_emit_cheap_store_flag): New.
14927 * config/sh/sh.md (cbranchdi4, cbranchsi4): Include -mno-cbranchdi
14929 (cbranchdi4_i): Use an "I08" constraint instead of an "i" constraint.
14930 (cmpsi, cmpdi, cmpsf, cmpdf): Delete.
14931 (movsicc, movdicc): Do nothing when it recreated operands from
14932 sh_compare_*. Use sh_emit_cheap_store_flag. Adjust call to
14933 prepare_scc_operands (now sh_emit_scc_to_t).
14934 (udivdi3): Use cstoresi4.
14935 (beq_media, bne_media, bge_media, bgtu_media, bgeu_media, beq,
14936 bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu, bunordered): Delete.
14937 (cbranchint4_media, cbranchfp4_media): New.
14938 (casesi): Use cbranchdi4.
14939 (seq, slt, sle, sgt, sge, sgtu, sltu, sgeu, sne, sleu, sunordered):
14941 (cstore4_media, cstoresi4, cstoredi4, cstoresf4, cstoredf4): New.
14942 (movnegt): Remove second operand.
14943 (cbranchsf4, cbranchdf4): New.
14944 (stack_protect): Use cbranchdi4/cbranchsi4.
14946 * config/sparc/sparc.c (sparc_compare_op0, sparc_compare_op1): Delete.
14947 (gen_compare_reg): Accept comparison, extract part of it to...
14948 (gen_compare_reg_1): ... this.
14949 (gen_compare_operator): Delete.
14950 (gen_v9_scc): Accept separate destination, comparison code and arms.
14951 Do not use sparc_compare_op0/sparc_compare_op1.
14952 (emit_scc_insn, emit_conditional_branch_insn): New.
14953 (emit_v9_brxx): Make static. Remove useless assertion.
14954 (sparc_emit_float_lib_cmp): Return RTL instead of calling
14956 (sparc_expand_compare_and_swap_12): Use gen_compare_reg_1+cbranchcc4.
14957 * config/sparc/sparc-protos.h (gen_compare_reg,
14958 sparc_emit_float_lib_cmp): Adjust prototype.
14959 (emit_scc_insn, emit_conditional_branch_insn): New.
14960 (gen_v9_scc, emit_v9_brxx_insn, gen_compare_operator): Delete.
14961 * config/sparc/sparc.h (sparc_compare_op0, sparc_compare_op1): Delete.
14962 * config/sparc/sparc.md (P, I, F, V32, V32I, V64, V64I): Move all
14963 iterators to the top.
14964 (cmpsi, cmpdi, cmpsf, cmpdf, cmptf, seqsi_special_extend,
14965 snesi_special_extend, sCC, bCC, seqdi_special_trunc,
14966 snedi_special_trunc): Delete.
14967 (seqdi_special, snedi_special): Use expansion of seqdi_special_trunc
14968 and snedi_special_trunc.
14969 (cstoresi4, cstoredi4, cstore<F:mode>4, cbranchcc4, cbranchsi4,
14970 cbranchdi4, cbranch<F:mode>4): New.
14971 (mov<I:mode>cc, mov<F:mode>cc): Handle sparc_emit_float_lib_cmp
14972 here. Use gen_compare_reg instead of gen_compare_operator.
14973 (conditional_trap): Replace with...
14974 (ctrapsi4, ctrapdi4): ... this.
14975 (stack_protect_test): Use cbranchcc4.
14977 * config/spu/spu-protos.h (spu_emit_branch_or_set): Change second
14979 * config/spu/spu.c (spu_compare_op0, spu_compare_op1): Remove.
14980 (spu_emit_branch_or_set): Get code/op0/op1 from second argument.
14981 Change spu_compare_op0/op1 to op0/op1 throughout. Get target
14982 from operands[0] or operands[3] depending on is_set.
14983 * config/spu/spu.h (spu_compare_op0, spu_compare_op1): Remove.
14984 * config/spu/spu.md (cmp<mode:VQHSI>, cmp<mode:DTI>, cmp<mode:VSF>,
14985 cmpdf, bCC), sCC: Remove.
14986 (cbranch<mode:VQHSI>4, cbranch<mode:DTI>, cbranch<mode:VSF>4,
14987 cbranchdf4, cstore<mode:VQHSI>4, cstore<mode:DTI>, cstore<mode:VSF>4,
14989 (mov<mode>cc): Accept ordered_comparison_operator, adjust call to
14990 spu_emit_branch_or_set.
14992 * config/stormy16/stormy16-protos.h (xstormy16_emit_cbranch):
14994 * config/stormy16/stormy16.h (xstormy16_compare_op0,
14995 xstormy16_compare_op1): Delete.
14996 * config/stormy16/stormy16.c (xstormy16_compare_op0,
14997 xstormy16_compare_op1): Delete.
14998 (xstormy16_emit_cbranch): Get op0/op1 from the new arguments.
15000 * config/stormy16/stormy16.md (cbranchsi4, cbranchhi4): New.
15001 (cmphi, cmpsi, bCC): Remove.
15003 * config/v850/v850.md (tstsi, cmpsi): Fold into...
15004 (*cmpsi): ... this one.
15005 (cbranchsi4, cstoresi4): New.
15006 (bCC expanders): Delete.
15007 (sCC insns): Fold into...
15008 (*setcc): ... this one.
15009 (casesi): Do not use gen_cmpsi and gen_bgtu.
15010 (various splits): Wrap "naked" RHS of a cc0 set with COMPARE.
15011 (movsicc): Simplify.
15012 * config/v850/v850.c (v850_rtx_costs): Handle ZERO_EXTRACT in COMPARE.
15014 * config/vax/vax-protos.h (cond_name): New.
15015 (vax_output_conditional_branch): Remove.
15016 * config/vax/vax.c (cond_name): New.
15017 (vax_output_conditional_branch): Remove.
15018 * config/vax/vax.h (PRINT_OPERAND): Dispatch %c to cond_name.
15019 * config/vax/vax.md (tst<VAXint>, tst<VAXfp>): Remove.
15020 (cmp<VAXint>, cmp<VAXfp>): Privatize. Add constraints for tst.
15021 (bit<VAXint>): Wrap source with (compare).
15022 (b<code> and following unnamed pattern): Rename to *branch and
15023 *branch_reversed. Change macroization to match_operator.
15024 (cbranch<VAXint>4, cbranch<VAXfp>4): New.
15026 * config/xtensa/predicates.md (xtensa_cstoresi_operator): New.
15027 * config/xtensa/xtensa-protos.h (xtensa_expand_conditional_branch):
15028 Change last argument to machine_mode.
15029 (xtensa_expand_scc): Add machine_mode argument.
15030 * config/xtensa/xtensa.c (branch_cmp, branch_type): Remove.
15031 (gen_conditional_move, xtensa_expand_conditional_branch,
15032 xtensa_expand_scc, xtensa_expand_conditional_move): Use mode
15033 instead of branch_type, fetch cmp0/cmp1/test_code from operands[].
15034 Adjust operand numbers.
15035 * config/xtensa/xtensa.h (enum cmp_type, branch_cmp, branch_type):
15037 * config/xtensa/xtensa.md (any_cond, any_scc): Delete.
15038 (cmpsi, cmpsf, b<code>, s<code>): Delete.
15039 (cbranchsi4, cbranchsf4, cstoresi4, cstoresf4): New.
15041 2009-05-12 Paolo Bonzini <bonzini@gnu.org>
15043 * optabs.c (prepare_cmp_insn): Temporarily disable test that
15044 causes spurious differences between trunk and cond-optab branch.
15046 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15049 * doc/install.texi (STAGE1_TFLAGS, BUILD_CONFIG): Document.
15051 2009-05-12 Alexandre Oliva <aoliva@redhat.com>
15053 * tree.c (iterative_hash_pointer): Delete.
15054 (iterative_hash_expr): Short-circuit handling of NULL pointer.
15055 Hash UIDs and versions of SSA names. Don't special-case built-in
15056 function declarations.
15058 2009-05-11 Ian Lance Taylor <iant@google.com>
15061 * graphite.c: Force -Wc++-compat to only be a warning before
15062 #including "cloog/cloog.h".
15064 2009-05-11 Martin Jambor <mjambor@suse.cz>
15066 * ipa-cp.c (ipcp_cloning_candidate_p): Add missing return false.
15068 2009-05-11 Jan Hubicka <jh@suse.cz>
15070 * tree-ssa-loop-ivcanon.c: Include target.h
15071 (struct loop_size): new structure.
15072 (constant_after_peeling): New predicate.
15073 (tree_estimate_loop_size): New function.
15074 (estimated_unrolled_size): Rewrite for new estimates.
15075 (try_unroll_loop_completely): Use new estimates.
15076 * Makefile.in (tree-ssa-loop-ivcanon.o): Add dependenc on target.h
15078 2009-05-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15080 * config/spu/spu-c.c (spu_categorize_keyword): Update for recent
15081 libcpp interface change.
15082 (spu_macro_to_expand): Likewise.
15084 2009-05-11 Paolo Bonzini <bonzini@gnu.org>
15086 PR tree-optimization/40026
15087 * gimplify.c (gimplify_init_constructor): Change initial conditional
15088 to assertion. Rewrite TREE_OPERAND (*expr_p, 1) after
15089 optimize_compound_literals_in_ctor.
15091 2009-05-11 Nathan Sidwell <nathan@codesourcery.com>
15093 * config/m68k/m68k-devices.def (52274, 52277, 5301x, 5225x, 51xx):
15095 * doc/invoke.texi (M680x0 Options): Document new coldfire cpus.
15097 2009-05-11 H.J. Lu <hongjiu.lu@intel.com>
15099 * tree-vect-data-refs.c (vect_analyze_group_access): Use
15100 HOST_WIDE_INT for gap.
15102 2009-05-11 Ira Rosen <irar@il.ibm.com>
15104 PR tree-optimization/40074
15105 * tree-vect-data-refs.c (vect_analyze_group_access): Take gaps into
15106 account in group size and step comparison.
15108 2009-05-11 Richard Guenther <rguenther@suse.de>
15110 * passes.c (init_optimization_passes): Strip now incorrect comment.
15111 (execute_function_todo): Do not set PROP_alias.
15112 * tree-pass.h (PROP_alias): Remove.
15113 * tree-ssa-structalias.c (pass_build_alias): Do not provide PROP_alias.
15114 * tree-if-conv.c (pass_if_conversion): Do not require PROP_alias.
15115 * tree-nrv.c (pass_return_slot): Likewise.
15116 * tree-object-size.c (pass_object_sizes): Likewise.
15117 * tree-ssa-dom.c (pass_dominator): Likewise.
15118 (pass_phi_only_cprop): Likewise.
15119 * tree-ssa-dse.c (pass_dse): Likewise.
15120 * tree-ssa-phiopt.c (pass_phiopt): Likewise.
15121 (pass_cselim): Likewise.
15122 * tree-ssa-pre.c (pass_pre): Likewise.
15123 (pass_fre): Likewise.
15124 * tree-ssa-reassoc.c (pass_reassoc): Likewise.
15125 * tree-ssa-sink.c (pass_sink_code): Likewise.
15126 * tree-stdarg.c (pass_stdarg): Likewise.
15127 * tree-tailcall.c (pass_tail_calls): Likewise.
15128 * tree-vrp.c (pass_vrp): Likewise.
15130 2009-05-10 Ian Lance Taylor <iant@google.com>
15132 * basic-block.h (enum profile_status): Break out of struct
15133 control_flow_graph.
15134 * cgraph.h (struct inline_summary): Break out of struct
15136 * cgraphunit.c (enum cgraph_order_sort_kind): New enum, broken out
15137 of struct cgraph_order_sort.
15138 * combine.c (enum undo_kind): New enum, broken out of struct undo.
15139 * cse.c (struct branch_path): Break out of struct
15140 cse_basic_block_data.
15141 * except.h (enum eh_region_type): Break out of struct eh_region.
15142 * gcc.c (enum add_del): Break out of struct modify_target.
15143 * genrecog.c (enum decision_type): Break out of struct decision_test.
15144 * ggc-page.c (struct ggc_pch_ondisk): Break out of struct
15146 * matrix-reorg.c (struct free_info): Break out of struct matrix_info.
15147 * regmove.c (enum match_use): New enum, broken out of struct match.
15148 * sched-int.h (enum post_call_group): New enum, broken out of
15150 (struct deps_reg): Break out of struct deps.
15151 * target.h (struct asm_int_op): Break out of struct gcc_target.
15152 * tree-eh.c (struct goto_queue_node): Break out of struct
15154 * tree-inline.h (enum copy_body_cge_which): Break out of
15156 * tree-pass.h (enum opt_pass_type): Break out of struct opt_pass.
15158 * c-decl.c (in_struct, struct_types): New static variables.
15159 (pushtag): Add loc parameter. Change all callers.
15160 (lookup_tag): Add ploc parameter. Change all callers.
15161 (check_compound_literal_type): New function.
15162 (parser_xref_tag): Add loc parameter. Change all callers. If
15163 -Wc++-compat, warn about struct/union/enum types defined within a
15165 (start_struct): Add enclosing_in_struct, enclosing_struct_types,
15166 and loc parameters. Change all callers. Change error calls to
15167 error_at, using loc. For a redefinition, if the location of the
15168 original definition is known, report it. Set in_struct and
15169 struct_types. If -Wc++-compat warn if in sizeof, typeof, or alignof.
15170 (finish_struct): Add new parameters enclosing_in_struct and
15171 enclosing_struct_types. Change all callers. Set
15172 C_TYPE_DEFINED_IN_STRUCT for all struct/union/enum types defined
15173 in the struct. If in a struct, add this struct to struct_types.
15174 (start_enum): Add loc parameter. Change all callers. Use
15175 error_at for errors, using loc. For a redefinition, if the
15176 location of the original definition is known, report it. If in a
15177 struct, add this enum type to struct_types. If -Wc++-compat warn
15178 if in sizeof, typeof, or alignof.
15179 * c-parser.c (disable_extension_diagnostics): Disable -Wc++-compat.
15180 (enable_extension_diagnostics): Reenable -Wc++-compat if appropriate.
15181 (c_parser_enum_specifier): Get enum location for start_enum.
15182 (c_parser_struct_or_union_specifier): Get struct location for
15183 start_struct. Save in_struct and struct_types status between
15184 start_struct and finish_struct.
15185 (c_parser_cast_expression): Get location of cast.
15186 (c_parser_alignof_expression): Get location of type.
15187 (c_parser_postfix_expression): Likewise.
15188 (c_parser_postfix_expression_after_paren_type): Add type_loc
15189 parameter. Change all callers. Call check_compound_literal_type.
15190 Use type_loc for error about variable size type.
15191 * c-typeck.c (build_external_ref): If -Wc++-compat, warn about a use
15192 of an enum constant from an enum type defined in a struct or union.
15193 (c_cast_expr): Add loc parameter. Change all callers. If
15194 -Wc++-compat, warn about defining a type in a cast.
15195 * c-tree.h (C_TYPE_DEFINED_IN_STRUCT): Define.
15196 (start_enum, start_struct, finish_struct): Update declarations.
15197 (parser_xref_tag, c_cast_expr): Update declarations.
15198 (check_compound_literal_type): Declare.
15200 2009-05-11 Ben Elliston <bje@au.ibm.com>
15202 * config/rs6000/rs6000-c.c (altivec_categorize_keyword): Update
15203 for recent libcpp interface change.
15204 (rs6000_macro_to_expand): Likewise.
15206 2009-05-10 Michael Matz <matz@suse.de>
15209 * config/arm/arm.c (require_pic_register): Emit on entry edge,
15210 not at entry of function.
15212 2009-05-10 Richard Guenther <rguenther@suse.de>
15214 PR tree-optimization/40081
15216 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15217 using the main variant of the element type. Do not fiddle with
15218 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15220 * tree-sra.c (sra_type_can_be_decomposed_p): Do not decompose
15221 structs with volatile fields.
15223 2009-05-10 Jan Hubicka <jh@suse.cz>
15225 * tree-inline.c (delete_unreachable_blocks_update_callgraph): Declare.
15226 (estimate_move_cost): Assert that it does not get called for
15228 (estimate_num_insns): Skip VOID types in argument handling.
15229 (optimize_inline_calls): Delete unreachable blocks and verify that
15230 callgraph is valid.
15232 2009-05-10 Jan Hubicka <jh@suse.cz>
15234 * cgraphbuild.c (record_reference): Use cgraph_mark_address_taken_node.
15235 * cgraph.c (cgraph_mark_address_taken_node): New function.
15236 (dump_cgraph_node): Dump new flag.
15237 * cgraph.h (struct cgraph_node): Add address_taken.
15238 (cgraph_mark_address_taken_node): New function.
15239 * ipa.c (cgraph_postorder): Prioritize functions with address taken
15240 since new direct calls can be born.
15242 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15244 * c-lex.c (c_lex_with_flags): Expect cpp_hashnode in
15245 tok->val.node.node.
15247 2009-05-10 Jan Hubicka <jh@suse.cz>
15249 PR middle-end/40084
15250 * cgraph.c (cgraph_update_edges_for_call_stmt_node): Take old_call
15252 (cgraph_update_edges_for_call_stmt): Take old_decl argument.
15253 * cgraph.h (cgraph_update_edges_for_call_stmt): Update prototype.
15254 * tree-inline.c (copy_bb): Set frequency correctly.
15255 (fold_marked_statements): Update call to
15256 cgraph_update_edges_for_call_stmt.
15258 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15260 * config/arc/arc.c (arc_handle_interrupt_attribute): Use %qE for
15261 identifiers in diagnostics.
15262 * config/arm/arm.c (arm_handle_fndecl_attribute,
15263 arm_handle_isr_attribute): Likewise.
15264 * config/avr/avr.c (avr_handle_progmem_attribute,
15265 avr_handle_fndecl_attribute, avr_handle_fntype_attribute): Likewise.
15266 * config/bfin/bfin.c (handle_int_attribute,
15267 bfin_handle_longcall_attribute, bfin_handle_l1_text_attribute,
15268 bfin_handle_l1_data_attribute, bfin_handle_longcall_attribute,
15269 bfin_handle_l1_text_attribute, bfin_handle_l1_data_attribute):
15271 * config/darwin.c (darwin_handle_kext_attribute,
15272 darwin_handle_weak_import_attribute): Likewise.
15273 * config/h8300/h8300.c (h8300_handle_fndecl_attribute,
15274 h8300_handle_eightbit_data_attribute,
15275 h8300_handle_tiny_data_attribute): Likewise.
15276 * config/i386/i386.c (ix86_handle_cconv_attribute,
15277 ix86_handle_abi_attribute, ix86_handle_struct_attribute): Likewise.
15278 * config/i386/winnt.c (ix86_handle_shared_attribute,
15279 ix86_handle_selectany_attribute): Likewise.
15280 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
15281 * config/m32c/m32c.c (function_vector_handler): Likewise.
15282 * config/m68hc11/m68hc11.c (m68hc11_handle_page0_attribute,
15283 m68hc11_handle_fntype_attribute): Likewise.
15284 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
15285 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
15286 * config/mips/mips.c (mips_insert_attributes,
15287 mips_merge_decl_attributes, mips_expand_builtin): Likewise.
15288 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute,
15289 rs6000_handle_struct_attribute): Likewise.
15290 * config/sh/sh.c (sh_insert_attributes,
15291 sh_handle_resbank_handler_attribute,
15292 sh_handle_interrupt_handler_attribute,
15293 sh2a_handle_function_vector_handler_attribute,
15294 sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
15296 * config/sh/symbian.c (sh_symbian_mark_dllimport): Likewise.
15297 * config/spu/spu.c (spu_handle_fndecl_attribute,
15298 spu_handle_vector_attribute): Likewise.
15299 * config/stormy16/stormy16.c
15300 (xstormy16_handle_interrupt_attribute): Likewise.
15301 * config/v850/v850-c.c (ghs_pragma_section): Likewise.
15302 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
15304 2009-05-10 Joseph Myers <joseph@codesourcery.com>
15306 * pretty-print.h (struct pretty_print_info): Add translate_identifiers.
15307 (pp_translate_identifiers): New.
15308 (pp_identifier): Only conditionally translate identifier to locale
15310 * pretty-print.c (pp_construct): Set pp_translate_identifiers.
15311 (pp_base_tree_identifier): Only conditionally translate identifier
15312 to locale character set.
15313 * c-pretty-print.c (M_): Define.
15314 (pp_c_type_specifier, pp_c_primary_expression): Mark English
15315 fragments for conditional translation with M_.
15316 * tree-pretty-print.c (maybe_init_pretty_print): Disable
15317 identifier translation.
15319 2009-05-10 Richard Guenther <rguenther@suse.de>
15321 PR tree-optimization/40081
15322 * tree-sra.c (instantiate_element): Instantiate scalar replacements
15323 using the main variant of the element type. Do not fiddle with
15324 TREE_THIS_VOLATILE or TREE_SIDE_EFFECTS.
15326 2009-05-09 Jan Hubicka <jh@suse.cz>
15328 PR middle-end/40080
15329 * cgraphunit.c (cgraph_materialize_all_clones): Do not redirect
15330 indirect calls; verify cgraph afterwards.
15332 2009-05-09 Jan Hubicka <jh@suse.cz>
15335 * ipa.c (update_inlined_to_pointer): New function.
15336 (cgraph_remove_unreachable_nodes): Use it.
15338 2009-05-09 Jan Hubicka <jh@suse.cz>
15340 * tree-eh.c (struct leh_state): Remove prev_try.
15341 (lower_try_finally, lower_catch, lower_eh_filter, lower_cleanup): Do
15342 not track prev_try.
15343 * except.c (gen_eh_region_cleanup, duplicate_eh_regions,
15344 copy_eh_region_1, copy_eh_region, redirect_eh_edge_to_label,
15345 remove_eh_handler_and_replace, foreach_reachable_handler,
15346 verify_eh_region, verify_eh_tree): Remove tracking of prev_try pointer.
15347 * except.h (struct eh_region): Remove eh_region_u_cleanup.
15348 (gen_eh_region_cleanup): Update prototype.
15350 2009-05-09 Jan Hubicka <jh@suse.cz>
15352 PR middle-end/40043
15353 * except.c (copy_eh_region): Always set prev_try.
15354 (redirect_eh_edge_to_label): Find outer try.
15355 (foreach_reachable_handler): When looking for prev try
15356 handle case where previous try is not going to be taken.
15358 2009-05-07 Michael Meissner <meissner@linux.vnet.ibm.com>
15360 PR tree-optimization/40049
15361 * tree-vect-stmts.c (vectorizable_operation): If the machine has
15362 only vector/vector shifts, convert the type of the constant to the
15363 appropriate type to avoid building incorrect trees, which
15364 eventually have problems with garbage collection.
15366 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15368 * fold-const.c (fold_binary): Do not fold multiplication by 1 or
15369 -1 for complex floating-point types if honoring signed zeros.
15371 2009-05-08 Jan Hubicka <jh@suse.cz>
15373 * cgraphbuild.c (compute_call_stmt_bb_frequency): Accept function
15374 argument; handle correctly when profile is absent.
15375 (build_cgraph_edges): Update.
15376 (rebuild_cgraph_edges): Update.
15377 * cgraph.c: Do not include varray.h.
15378 (cgraph_set_call_stmt_including_clones): New function.
15379 (cgraph_create_edge_including_clones): Likewise
15380 (cgraph_update_edges_for_call_stmt_node): New static cfunction.
15381 (cgraph_update_edges_for_call_stmt): Handle clones.
15382 (cgraph_remove_node): Handle clone tree.
15383 (cgraph_remove_node_and_inline_clones): New function.
15384 (dump_cgraph_node): Dump clone tree.
15385 (cgraph_clone_node): Handle clone tree.
15386 (clone_function_name): Bring here from tree-inline.c.
15387 (cgraph_create_virtual_clone): New function.
15388 * cgraph.h (ipa_replace_map): Move here from ipa.h.
15389 (cgraph_clone_info): New function.
15390 (strut cgraph_node): Add clone_info and new clone tree pointers.
15391 (cgraph_remove_node_and_inline_clones,
15392 cgraph_set_call_stmt_including_clones,
15393 cgraph_create_edge_including_clones,
15394 cgraph_create_virtual_clone): Declare.
15395 (cgraph_function_versioning): Use VEC argument.
15396 (compute_call_stmt_bb_frequency): Update prototype.
15397 (cgraph_materialize_all_clones): New function.
15398 * ipa-cp.c (ipcp_update_cloned_node): Remove.
15399 (ipcp_create_replace_map): Update to VECtors.
15400 (ipcp_update_callgraph): Use virtual clones.
15401 (ipcp_update_bb_counts, ipcp_update_edges_counts): Remove.
15402 (ipcp_update_profiling): Do not update local profiling.
15403 (ipcp_insert_stage): Use VECtors and virtual clones.
15404 * cgraphunit.c (verify_cgraph_node): Verify clone tree.
15405 (clone_of_p): New function.
15406 (cgraph_preserve_function_body_p): Use clone tree.
15407 (cgraph_optimize): Materialize clones.
15408 (cgraph_function_versioning): Update for VECtors.
15409 (save_inline_function_body): Use clone tree.
15410 (cgraph_materialize_clone): New function.
15411 (cgraph_materialize_all_clones): Likewise.
15412 * ipa-inline.c (cgraph_default_inline_p): Use analyzed flags.
15413 * ipa.c: Include gimple.h.
15414 (cgraph_remove_unreachable_nodes): Use clone tree.
15415 * ipa-prop.c (ipa_note_param_call): Update call to
15416 compute_call_stmt_bb_frequencycall.
15417 * ipa-prop.h (ipa_replace_map): Move to cgraph.h.
15418 * tree-inline.c: Do not include varray.h or gt-tree-inline.h.
15419 (copy_bb): Handle updating of clone tree; add new edge when new call
15421 (expand_call_inline): Be strict about every call having edge.
15422 (clone_fn_id_num, clone_function_name): Move to cgraph.c.
15423 (delete_unreachable_blocks_update_callgraph): New function.
15424 (tree_function_versioning): Use VECtors; always remove unreachable
15425 blocks and fold conditionals.
15426 * tree-inline.h: Do not include varray.h.
15427 (tree_function_versioning): Remove.
15428 * Makefile.in (GTFILES): Remove tree-inline.c
15429 * passes.c (do_per_function): Do only functions having body.
15430 * ipa-struct-reorg.c (do_reorg_1, collect_data_accesses): Handle clone
15433 2009-05-08 H.J. Lu <hongjiu.lu@intel.com>
15434 Andrew Morrow <acm@google.com>
15437 * c-common.c (c_common_attribute_table): Permit deprecated
15438 attribute to take an optional argument.
15439 (handle_deprecated_attribute): If the optional argument to
15440 __attribute__((deprecated)) is not a string ignore the attribute
15441 and emit a warning.
15443 * c-decl.c (grokdeclarator): Updated warn_deprecated_use call.
15444 * c-typeck.c (build_component_ref): Likewise.
15445 (build_external_ref): Likewise.
15447 * toplev.c (warn_deprecated_use): Add an attribute argument.
15448 Emit the message associated with __attribute__((deprecated)).
15450 * toplev.h (warn_deprecated_use): Updated.
15452 * doc/extend.texi: Document new optional parameter to
15453 __attribute__((deprecated))
15455 2009-05-08 Michael Eager <eager@eagercon.com>
15457 * config/rs6000/rs6000.md (*movdf_softfloat32): replace
15458 !TARGET_DOUBLE_FLOAT with TARGET_SINGLE_FLOAT.
15460 2009-05-08 Richard Guenther <rguenther@suse.de>
15462 PR tree-optimization/40062
15463 * tree-scalar-evolution.c (follow_ssa_edge_in_condition_phi):
15464 Avoid exponential behavior.
15466 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15468 PR rtl-optimization/33928
15470 * fwprop.c (use_def_ref, get_def_for_use, bitmap_only_bit_bitween,
15471 process_uses, build_single_def_use_links): New.
15472 (update_df): Update use_def_ref.
15473 (forward_propagate_into): Use get_def_for_use instead of use-def
15475 (fwprop_init): Call build_single_def_use_links and let it initialize
15477 (fwprop_done): Free use_def_ref.
15478 (fwprop_addr): Eliminate duplicate call to df_set_flags.
15479 * df-problems.c (df_rd_simulate_artificial_defs_at_top,
15480 df_rd_simulate_one_insn): New.
15481 (df_rd_bb_local_compute_process_def): Update head comment.
15482 (df_chain_create_bb): Use the new RD simulation functions.
15483 * df.h (df_rd_simulate_artificial_defs_at_top,
15484 df_rd_simulate_one_insn): New.
15485 * opts.c (decode_options): Enable fwprop at -O1.
15486 * doc/invoke.texi (-fforward-propagate): Document this.
15488 2009-05-08 Joseph Myers <joseph@codesourcery.com>
15491 * c-typeck.c (build_binary_op): Handle arithmetic between one real
15492 and one complex operand specially.
15493 * tree-complex.c (some_nonzerop): Do not identify a real value as
15494 zero if flag_signed_zeros.
15496 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15498 PR rtl-optimization/33928
15499 * loop-invariant.c (record_use): Fix && vs. || mishap.
15501 2009-05-08 Paolo Bonzini <bonzini@gnu.org>
15503 PR rtl-optimization/33928
15504 * loop-invariant.c (struct use): Add addr_use_p.
15505 (struct def): Add n_addr_uses.
15506 (struct invariant): Add cheap_address.
15507 (create_new_invariant): Set cheap_address.
15508 (record_use): Accept df_ref. Set addr_use_p and update n_addr_uses.
15509 (record_uses): Pass df_ref to record_use.
15510 (get_inv_cost): Do not add inv->cost to comp_cost for cheap addresses
15513 2009-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
15515 * config/sh/sh.c: Do not include c-pragma.h.
15517 2009-05-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
15519 * config/spu/spu.c: Remove include of c-common.h.
15521 2009-05-07 Janis Johnson <janis187@us.ibm.com>
15524 * c-common.h (mark_valid_location_for_stdc_pragma,
15525 valid_location_for_stdc_pragma_p, set_float_const_decimal64,
15526 clear_float_const_decimal64, float_const_decimal64_p): New.
15527 * c.opt (Wunsuffixed-float-constants): New.
15528 * c-lex.c (interpret_float): Use pragma FLOAT_CONST_DECIMAL64 for
15529 unsuffixed float constant, handle new warning.
15530 * c-cppbuiltin.c (c_cpp_builtins): Use cast for double constants.
15531 * c-decl.c (c_scope): New flag float_const_decimal64.
15532 (set_float_const_decimal64, clear_float_const_decimal64,
15533 float_const_decimal64_p): New.
15534 (push_scope): Set new flag.
15535 * c-parser.c (c_parser_translation_unit): Mark when it's valid
15536 to use STDC pragmas.
15537 (c_parser_external_declaration): Ditto.
15538 (c_parser_compound_statement_nostart): Ditto.
15539 * c-pragma.c (valid_location_for_stdc_pragma,
15540 mark_valid_location_for_stdc_pragma,
15541 valid_location_for_stdc_pragma_p, handle_stdc_pragma,
15542 handle_pragma_float_const_decimal64): New.
15543 (init_pragma): Register new pragma FLOAT_CONST_DECIMAL64.
15544 * cp/semantics.c (valid_location_for_stdc_pragma_p,
15545 set_float_const_decimal64, clear_float_const_decimal64,
15546 float_const_decimal64_p): New dummy functions.
15547 * doc/extend.texi (Decimal Float): Remove statement that the
15548 pragma, and suffix for double constants, are not supported.
15549 * doc/invoke.texi (Warning Options): List new option.
15550 (-Wunsuffixed-float-constants): New.
15552 2009-05-08 Steven Bosscher <steven@gcc.gnu.org>
15554 * config/i386/i386.c: Do not include c-common.h.
15556 2009-05-07 Mark Heffernan <meheff@google.com>
15558 * doc/invoke.texi (Debugging Options): Document change of debugging
15560 * opts.c (decode_options): Make dump_base_name relative to
15561 aux_base_name directory.
15563 2009-05-07 Hariharan Sandanagobalane <hariharan@picochip.com>
15565 * config/picochip/picochip.h (NO_DOLLAR_IN_LABEL): Added.
15566 * config/picochip/libgccExtras/divmod15.asm : Removed redefiniton.
15568 2009-05-07 Rafael Avila de Espindola <espindola@google.com>
15570 * Makefile.in (install-plugin): Simplify a bit.
15572 2009-05-07 Paolo Bonzini <bonzini@gnu.org>
15574 * Makefile.in (OBJS-common): Add regcprop.o.
15576 * timevar.def (TV_CPROP_REGISTERS): New.
15577 * regrename.c (regrename_optimize): Return 0.
15578 (rest_of_handle_regrename): Delete.
15579 (pass_rename_registers): Point to regrename_optimize.
15580 (struct value_data_entry, struct value_data,
15581 kill_value_one_regno, kill_value_regno, kill_value,
15582 set_value_regno, init_value_data, kill_clobbered_value,
15583 kill_set_value, kill_autoinc_value, copy_value,
15584 mode_change_ok, maybe_mode_change, find_oldest_value_reg,
15585 replace_oldest_value_reg, replace_oldest_value_addr,
15586 replace_oldest_value_mem, copyprop_hardreg_forward_1,
15587 debug_value_data, validate_value_data): Move...
15588 * regcprop.c: ... here.
15589 (rest_of_handle_cprop): Delete.
15590 (pass_cprop_hardreg): Point to copyprop_hardreg_forward.
15592 2009-05-07 Jakub Jelinek <jakub@redhat.com>
15594 PR middle-end/40057
15595 * dojump.c (prefer_and_bit_test): Use immed_double_const instead of
15596 GEN_INT for 1 << bitnum.
15597 (do_jump) <case BIT_AND_EXPR>: Use build_int_cst_wide_type instead of
15598 build_int_cst_type.
15600 2009-05-07 Uros Bizjak <ubizjak@gmail.com>
15602 * doc/md.texi (Standard Pattern Names For Generation) [sync_nand]:
15603 Remove wrong description of "nand" operation.
15605 2009-05-06 Richard Guenther <rguenther@suse.de>
15606 Adam Nemet <anemet@caviumnetworks.com>
15608 * gimple.def (GIMPLE_ASSIGN): Fix incorrect information in the
15609 comment. Add that if LHS is not a gimple register, then RHS1 has
15610 to be a single object (GIMPLE_SINGLE_RHS).
15612 2009-05-06 Adam Nemet <anemet@caviumnetworks.com>
15614 * expr.c (get_def_for_expr): Move it up in the file.
15615 (store_field): When expanding a bit-field store, look at the
15616 defining gimple stmt for the masking conversion.
15618 2009-05-06 Janis Johnson <janis187@us.ibm.com>
15620 PR middle-end/39986
15621 * dfp.c (encode_decimal32, decode_decimal32, encode_decimal64,
15622 decode_decimal64, encode_decimal128, decode_decimal128): Avoid
15623 32-bit memcpy into long.
15625 2009-05-06 Jakub Jelinek <jakub@redhat.com>
15627 * dwarf2out.c (new_reg_loc_descr): Don't ever create DW_OP_regX.
15628 (one_reg_loc_descriptor): Create DW_OP_regX here instead of calling
15630 (loc_by_reference): If loc is DW_OP_regX, change it into DW_OP_bregX 0
15631 instead of appending DW_OP_deref*.
15633 2009-05-06 Michael Matz <matz@suse.de>
15635 PR middle-end/40021
15636 * cfgexpand.c (maybe_cleanup_end_of_block): New static function.
15637 (expand_gimple_cond): Use it to cleanup CFG and superfluous jumps.
15639 2009-05-06 Rafael Avila de Espindola <espindola@google.com>
15641 * Makefile.in (install-plugin): Fix srcdir handling.
15643 2009-05-06 Andrey Belevantsev <abel@ispras.ru>
15645 * tree-ssa.c (execute_update_address_taken): Handle TARGET_MEM_REF
15646 when processing for not_regs_needed bitmap.
15647 * gimple.c (walk_stmt_load_store_addr_ops): When visiting address,
15648 handle TARGET_MEM_REF in lhs. Check TMR_BASE for NULL while
15649 handling it for rhs.
15651 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15653 * config/i386/i386.md (unnamed inc/dec peephole): Use
15654 optimize_insn_for_size_p instead of optimize_size.
15655 * config/i386/predicates.md (incdec_operand): Likewise.
15656 (aligned_operand): Likewise.
15657 * config/i386/sse.md (divv8sf3): Likewise.
15658 (sqrtv8sf2): Likewise.
15660 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15662 * config/i386/i386.c (ix86_build_signbit_mask): Make it static.
15664 * config/i386/i386-protos.h (ix86_build_signbit_mask): Removed.
15666 2009-05-06 H.J. Lu <hongjiu.lu@intel.com>
15668 * config/i386/i386.md (*avx_<code><mode>3_finite): Replace
15669 ssemodesuffixf2c with avxmodesuffixf2c.
15671 2009-05-06 Joseph Myers <joseph@codesourcery.com>
15674 * c-decl.c (grokdeclarator): Handle incomplete type of unnamed field.
15676 2009-05-05 Jakub Jelinek <jakub@redhat.com>
15678 * tree.h: Remove DECL_BY_REFERENCE from private_flag comment.
15679 (struct tree_base): Adjust spacing for 8 bit boundaries.
15680 (struct tree_decl_common): Add decl_by_reference_flag bit.
15681 (DECL_BY_REFERENCE): Adjust.
15682 * print-tree.c (print_node): For VAR_DECL, PARM_DECL or RESULT_DECL,
15683 print DECL_BY_REFERENCE bit.
15684 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Revert last change.
15685 * dwarf2out.c (loc_by_reference, gen_decl_die): Check
15686 DECL_BY_REFERENCE for all VAR_DECLs, not just non-static ones.
15687 (gen_variable_die): Likewise. Check TREE_PRIVATE/TREE_PROTECTED
15690 PR middle-end/39666
15691 * gimplify.c (gimplify_switch_expr): If case labels cover the whole
15692 range of the type, but default label is missing, add it with one
15693 of the existing labels instead of adding a new label for it.
15695 2009-05-05 Joseph Myers <joseph@codesourcery.com>
15699 2009-05-05 Rafael Avila de Espindola <espindola@google.com>
15701 * Makefile.in (enable_plugin, plugin_includedir): New.
15702 (install): Depend on install-plugin.
15703 (PLUGIN_HEADERS): New.
15704 (install-plugin): New.
15705 * config.gcc: Add vxworks-dummy.h to tm_file for x86 and x86-64.
15707 2009-05-05 Richard Guenther <rguenther@suse.de>
15709 PR tree-optimization/40022
15710 * tree-ssa-phiprop.c (struct phiprop_d): Exchange vop_stmt for
15712 (phivn_valid_p): Fix tuplification error, simplify.
15713 (phiprop_insert_phi): Add dumps.
15714 (propagate_with_phi): Simplify.
15716 2009-05-05 Richard Guenther <rguenther@suse.de>
15718 PR middle-end/40023
15719 * builtins.c (gimplify_va_arg_expr): Properly build the address.
15721 2009-05-05 Shujing Zhao <pearly.zhao@oracle.com>
15723 * tree.h (strip_float_extensions): Remove duplicate declaration.
15724 (build_low_bits_mask, debug_fold_checksum, expand_function_end,
15725 expand_function_start, stack_protect_prologue, stack_protect_epilogue,
15726 block_ultimate_origin): Rearrange the declarations line to match the
15727 comment that indicates the .c file which the functions are defined.
15728 (dwarf2out_*, set_decl_rtl): Add comment.
15729 (get_base_address): Adjust comment.
15730 (change_decl_assembler_name, maybe_fold_*, build_addr): Rearrange the
15731 declarations line and add comment.
15732 (is_builtin_name): Add blank after function name, for clarity.
15734 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15736 * attribs.c (decl_attributes): Use %qE for identifiers in
15738 * cgraphunit.c (verify_cgraph_node): Translate function names to
15739 locale character set in diagnostics.
15740 * coverage.c (get_coverage_counts): Use %qE for identifiers in
15742 * doc/invoke.texi (-finstrument-functions-exclude-function-list):
15743 Document that functions are named in UTF-8.
15744 * expr.c (expand_expr_real_1): Translate function names to locale
15745 character set in diagnostics.
15746 * gimplify.c (omp_notice_variable, omp_is_private,
15747 gimplify_scan_omp_clauses): Use %qE for identifiers in
15749 * langhooks.c (lhd_print_error_function): Translate function names
15750 to locale character set.
15751 * langhooks.h (decl_printable_name): Document that return value is
15752 in internal character set.
15753 * stmt.c: Include pretty-print.h
15754 (tree_conflicts_with_clobbers_p): Use %qE for identifiers in
15756 (resolve_operand_name_1): Translate named operand name to locale
15758 * stor-layout.c (finalize_record_size): Use %qE for identifiers in
15760 * toplev.c (announce_function): Translate function names to locale
15762 (warn_deprecated_use): Use %qE for identifiers in diagnostics.
15763 (default_tree_printer): Use pp_identifier or translate identifiers
15764 to locale character set. Mark "<anonymous>" for translation.
15765 * tree-mudflap.c (mx_register_decls, mudflap_finish_file): Use %qE
15766 for identifiers in diagnostics.
15767 * tree.c (handle_dll_attribute): Use %qE for identifiers in
15769 * varasm.c (output_constructor): Use %qE for identifiers in
15772 2009-05-04 Rafael Avila de Espindola <espindola@google.com>
15774 * configure.ac: use ` ` instead of $()
15775 * configure: Regenerate.
15777 2009-05-05 Ben Elliston <bje@au.ibm.com>
15779 * config/pa/linux-atomic.c: Eliminate conditional include of
15780 errno.h on non-LP64 systems to simplify build requirements.
15782 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15784 * c-common.c (handle_mode_attribute): Use %qE for identifiers in
15786 * c-decl.c (check_bitfield_type_and_width): Make orig_name a tree
15787 and pass value to identifier_to_locale.
15788 (warn_variable_length_array): Make name a tree.
15789 (grokdeclarator): Separate diagnostic texts for named and unnamed
15790 declarators. Use %qE for named declarators.
15791 * c-parser.c (c_lex_one_token): Use %qE for identifiers in
15793 * c-pragma.c (pop_alignment, handle_pragma_pack): Use %qE for
15794 identifiers in diagnostics.
15795 * c-typeck.c (push_member_name, start_init): Pass identifiers to
15796 identifier_to_locale. Mark "anonymous" strings for translation.
15798 2009-05-04 Michael Eager <eager@eagercon.com>
15800 * config/rs6000/rs6000.c (rs6000_legitimate_address): Allow
15801 address for DImode/DFmode only if double-precision FP regs.
15803 2009-05-04 Michael Eager <eager@eagercon.com>
15805 * config/rs6000/rs6000.c (rs6000_libcall_value): Add
15806 TARGET_SINGLE_FLOAT check.
15808 2009-05-04 Michael Eager <eager@eagercon.com>
15810 * config/rs6000/xilinx.h: Add CPP_SPEC for -mxilinx-fpu options.
15812 2009-05-04 Michael Eager <eager@eagercon.com>
15814 * gcc/config.gcc: (powerpc-xilinx-eabi*): Add tm t-xilinx
15815 * config/rs6000/t-xilinx: New
15817 2009-05-04 Paolo Bonzini <bonzini@gnu.org>
15819 * doc/tm.texi (LEGITIMIZE_ADDRESS): Revise documentation.
15820 * gcc/defaults.h (LEGITIMIZE_ADDRESS): Delete.
15821 * gcc/explow.c (memory_address): Use target hook.
15822 * gcc/targhooks.c (default_legitimize_address): New.
15823 * gcc/targhooks.h (default_legitimize_address): New.
15824 * gcc/target.h (legitimize_address): New.
15825 * gcc/target-def.h (TARGET_LEGITIMIZE_ADDRESS): New.
15826 (TARGET_INITIALIZER): Include it.
15827 * gcc/system.h (LEGITIMIZE_ADDRESS): Poison.
15829 * config/bfin/bfin-protos.h (legitimize_address): Remove.
15830 * config/bfin/bfin.c (legitimize_address): Remove.
15831 * config/bfin/bfin.h (LEGITIMIZE_ADDRESS): Remove.
15832 * config/m68hc11/m68hc11-protos.h (m68hc11_legitimize_address):
15834 * config/m68hc11/m68hc11.c (m68hc11_legitimize_address): Remove.
15835 * config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Remove.
15837 * gcc/config/arm/arm.h (LEGITIMIZE_ADDRESS, ARM_LEGITIMIZE_ADDRESS,
15838 THUMB_LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS): Delete.
15839 * gcc/config/s390/s390.h (LEGITIMIZE_ADDRESS): Delete.
15840 * gcc/config/m32c/m32c.h (LEGITIMIZE_ADDRESS): Delete.
15841 * gcc/config/sparc/sparc.h (LEGITIMIZE_ADDRESS): Delete.
15842 * gcc/config/m32r/m32r.h (LEGITIMIZE_ADDRESS): Delete.
15843 * gcc/config/i386/i386.h (LEGITIMIZE_ADDRESS): Delete.
15844 * gcc/config/sh/sh.h (LEGITIMIZE_ADDRESS): Delete.
15845 * gcc/config/avr/avr.h (LEGITIMIZE_ADDRESS): Delete.
15846 * gcc/config/m68hc11/m68hc11.h (LEGITIMIZE_ADDRESS): Delete.
15847 * gcc/config/iq2000/iq2000.h (LEGITIMIZE_ADDRESS): Delete.
15848 * gcc/config/mn10300/mn10300.h (LEGITIMIZE_ADDRESS): Delete.
15849 * gcc/config/m68k/m68k.h (LEGITIMIZE_ADDRESS): Delete.
15850 * gcc/config/score/score.h (LEGITIMIZE_ADDRESS): Delete.
15851 * gcc/config/pa/pa.h (LEGITIMIZE_ADDRESS): Delete.
15852 * gcc/config/mips/mips.h (LEGITIMIZE_ADDRESS): Delete.
15853 * gcc/config/alpha/alpha.h (LEGITIMIZE_ADDRESS): Delete.
15854 * gcc/config/frv/frv.h (LEGITIMIZE_ADDRESS): Delete.
15855 * gcc/config/spu/spu.h (LEGITIMIZE_ADDRESS): Delete.
15856 * gcc/config/xtensa/xtensa.h (LEGITIMIZE_ADDRESS): Delete.
15857 * gcc/config/cris/cris.h (LEGITIMIZE_ADDRESS): Delete.
15858 * gcc/config/rs6000/rs6000.h (LEGITIMIZE_ADDRESS): Delete.
15859 * gcc/config/picochip/picochip.h (LEGITIMIZE_ADDRESS): Delete.
15861 * gcc/config/s390/s390-protos.h (legitimize_address): Delete.
15862 * gcc/config/m32c/m32c-protos.h (m32c_legitimize_address): Delete.
15863 * gcc/config/sparc/sparc-protos.h (legitimize_address): Delete.
15864 * gcc/config/i386/i386-protos.h (legitimize_address): Delete.
15865 * gcc/config/avr/avr-protos.h (legitimize_address): Delete.
15866 * gcc/config/mn10300/mn10300-protos.h (legitimize_address): Delete.
15867 * gcc/config/score/score-protos.h (score_legitimize_address): Delete.
15868 * gcc/config/arm/arm-protos.h (arm_legitimize_address,
15869 (thumb_legitimize_address): Delete.
15870 * gcc/config/pa/pa-protos.h (hppa_legitimize_address): Delete.
15871 * gcc/config/mips/mips-protos.h (mips_legitimize_address): Delete.
15872 * gcc/config/alpha/alpha-protos.h (alpha_legitimize_address): Delete.
15873 * gcc/config/frv/frv-protos.h (frv_legitimize_address): Delete.
15874 * gcc/config/spu/spu-protos.h (spu_legitimize_address): Delete.
15875 * gcc/config/xtensa/xtensa-protos.h (xtensa_legitimize_address):
15877 * gcc/config/rs6000/rs6000-protos.h (rs6000_legitimize_address):
15880 * config/arm/arm.c (arm_legitimize_address): Maybe call Thumb version.
15881 * config/m32c/m32c.c (m32c_legitimize_address): Standardize.
15882 * config/m32r/m32r.c (m32r_legitimize_address): New.
15883 * config/m68k/m68k.c (m68k_legitimize_address): New.
15884 * config/score/score.c (score_legitimize_address): Standardize.
15885 * config/score/score3.c (score3_legitimize_address): Standardize.
15886 * config/score/score3.h (score3_legitimize_address): Adjust.
15887 * config/score/score7.c (score7_legitimize_address): Standardize.
15888 * config/score/score7.h (score7_legitimize_address): Adjust.
15889 * config/sh/sh.c (sh_legitimize_address): New.
15890 * config/iq2000/iq2000.c (iq2000_legitimize_address): New.
15892 * gcc/config/s390/s390.c (legitimize_address): Rename to...
15893 (s390_legitimize_address): ... this.
15894 * gcc/config/sparc/sparc.c (legitimize_address): Rename to...
15895 (sparc_legitimize_address): ... this.
15896 * gcc/config/i386/i386.c (legitimize_address): Rename to...
15897 (ix86_legitimize_address): ... this.
15898 * gcc/config/avr/avr.c (legitimize_address): Rename to...
15899 (avr_legitimize_address): ... this.
15900 * gcc/config/mn10300/mn10300.c (legitimize_address): Rename to...
15901 (mn10300_legitimize_address): ... this.
15902 * config/alpha/alpha.c (alpha_legitimize_address): Wrap...
15903 (alpha_legitimize_address_1): ... the old alpha_legitimize_address.
15904 (alpha_expand_mov): Adjust call.
15906 * config/frv/frv.c (frv_legitimize_address): Return x on failure.
15907 * config/spu/spu.c (spu_legitimize_address): Likewise.
15908 * config/xtensa/xtensa.c (xtensa_legitimize_address): Likewise.
15909 * config/rs6000/rs6000.c (rs6000_legitimize_address): Likewise.
15911 2009-05-04 Joseph Myers <joseph@codesourcery.com>
15913 * intl.c (locale_encoding, locale_utf8): New.
15914 (gcc_init_libintl): Initialize locale_encoding and locale_utf8.
15915 * intl.h (locale_encoding, locale_utf8): Declare.
15916 * pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
15917 (pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
15919 * pretty-print.h (pp_identifier): Call identifier_to_locale on ID
15921 (pp_tree_identifier): Define to call pp_base_tree_identifier.
15922 (pp_base_tree_identifier): Declare as function.
15923 (identifier_to_locale): Declare.
15924 * Makefile.in (pretty-print.o): Update dependencies.
15925 * varasm.c (finish_aliases_1): Use %qE for identifiers in diagnostics.
15927 2009-05-04 Richard Guenther <rguenther@suse.de>
15929 PR middle-end/40015
15930 * builtins.c (fold_builtin_memory_op): Do not decay to element
15931 type if the size matches the whole array.
15933 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15935 * expmed.c (synth_mult): When trying out a shift, pass the result
15938 2009-05-04 Kazu Hirata <kazu@codesourcery.com>
15940 * expmed.c (shiftsub_cost): Rename to shiftsub0_cost.
15941 (shiftsub1_cost): New.
15942 (init_expmed): Compute shiftsub1_cost.
15943 (synth_mult): Optimize multiplications by constants of the form
15944 -(2^^m-1) for some constant positive integer m.
15946 2009-05-03 Richard Guenther <rguenther@suse.de>
15949 * c-typeck.c (array_to_pointer_conversion): Do not built
15950 ADDR_EXPRs of arrays of pointer-to-element type.
15951 * c-gimplify.c (c_gimplify_expr): Revert change fixing
15952 up wrong ADDR_EXPRs after-the-fact.
15953 * c-common.c (strict_aliasing_warning): Strip pointer
15954 conversions for obtaining the original type.
15955 * builtins.c (fold_builtin_memset): Handle array types.
15956 (fold_builtin_memory_op): Handle folded POINTER_PLUS_EXPRs
15959 2009-05-03 Richard Guenther <rguenther@suse.de>
15961 PR middle-end/23329
15962 * tree-ssa.c (useless_type_conversion_p_1): Use get_deref_alias_set.
15963 Do not lose casts from array types with unknown extent to array
15964 types with known extent.
15965 * tree-ssa-copy.c (may_propagate_copy): Remove hack checking for
15966 alias set compatibility.
15968 2009-05-03 Manuel López-Ibáñez <manu@gcc.gnu.org>
15970 * flags.h (extra_warnings): Delete.
15971 * toplev.c (process_options): Handle Wuninitialized here.
15972 * opts.c (extra_warnings): Delete.
15973 (set_Wextra): Delete.
15974 (common_handle_option): -Wextra can be handled automatically.
15975 * c-opts.c (c_common_handle_option): Delete obsolete code.
15976 (c_common_post_options): Simplify comment.
15977 * common.opt (W): Add Var.
15979 (Wuninitialized): Initialize to -1.
15981 2009-05-03 Adam Nemet <anemet@caviumnetworks.com>
15982 Richard Guenther <rguenther@suse.de>
15984 * expr.c (get_def_for_expr): New function.
15985 (expand_expr_real_1) <PLUS_EXPR, MINUS_EXPR>: Adjust to work with
15986 SSA rather than trees.
15987 <MULT_EXPR>: Likewise. Use subexp0 and subexp1 instead of
15988 TREE_OPERAND (exp, 0) and TREE_OPERAND (exp, 1).
15990 2009-05-03 Joseph Myers <joseph@codesourcery.com>
15992 * c-common.c (reswords): Add _Imaginary.
15993 * c-common.c (enum rid): Add RID_IMAGINARY.
15995 2009-05-03 Paolo Bonzini <bonzini@gnu.org>
15997 * tree.h (TYPE_VECTOR_OPAQUE): Fix documentation.
15998 Patch by Richard Guenther.
16000 2009-05-03 Anatoly Sokolov <aesok@post.ru>
16002 * defaults.h (FRAME_POINTER_REQUIRED): Provide default.
16003 * doc/tm.texi (FRAME_POINTER_REQUIRED): Revise documentation.
16004 * config/alpha/alpha.h (FRAME_POINTER_REQUIRED): Delete.
16005 * config/s390/s390.h (FRAME_POINTER_REQUIRED): Delete.
16006 * config/spu/spu.h (FRAME_POINTER_REQUIRED): Delete.
16007 * config/sh/sh.h (FRAME_POINTER_REQUIRED): Delete.
16008 * config/pdp11/pdp11.h (FRAME_POINTER_REQUIRED): Delete.
16009 * config/stormy16/stormy16.h (FRAME_POINTER_REQUIRED): Delete.
16010 * config/m68hc11/m68hc11.h (FRAME_POINTER_REQUIRED): Delete.
16011 * config/iq2000/iq2000.h (FRAME_POINTER_REQUIRED): Delete.
16012 * config/mn10300/mn10300.h (FRAME_POINTER_REQUIRED): Delete.
16013 * config/ia64/ia64.h (FRAME_POINTER_REQUIRED): Delete.
16014 * config/m68k/m68k.h (FRAME_POINTER_REQUIRED): Delete.
16015 * config/rs6000/rs6000.h (FRAME_POINTER_REQUIRED): Delete.
16016 * config/picochip/picochip.h (FRAME_POINTER_REQUIRED): Delete.
16017 * config/mcore/mcore.h (FRAME_POINTER_REQUIRED): Delete.
16018 * config/h8300/h8300.h (FRAME_POINTER_REQUIRED): Delete.
16019 * config/v850/v850.h (FRAME_POINTER_REQUIRED): Delete.
16021 2009-05-02 Richard Guenther <rguenther@suse.de>
16023 PR tree-optimization/39940
16024 * tree-ssa-pre.c (eliminate): Make sure we may propagate before
16027 2009-05-02 Richard Guenther <rguenther@suse.de>
16029 PR middle-end/40001
16030 * tree-ssa.c (execute_update_addresses_taken): Properly check
16031 if we can mark a variable DECL_GIMPLE_REG_P.
16032 * gimple.c (is_gimple_reg): Re-order check for DECL_GIMPLE_REG_P
16033 back to the end of the function.
16034 (is_gimple_reg_type): Remove complex type special casing.
16035 * gimplify.c (gimplify_bind_expr): Do not set DECL_GIMPLE_REG_P
16038 2009-05-02 Ben Elliston <bje@au.ibm.com>
16040 * doc/collect2.texi (Collect2): Document search path behaviour
16041 when configured with --with-ld.
16043 2009-05-02 Jan Hubicka <jh@suse.cz>
16045 * tree-ssa-coalesce.c (coalesce_cost): Do not take ciritical
16046 parameter; update callers.
16047 (coalesce_cost_edge): EH edges are costier because they needs
16048 splitting even if not critical and even more costier when there are
16049 multiple EH predecestors.
16051 2009-05-02 Jan Hubicka <jh@suse.cz>
16053 * except.c (remove_eh_handler_and_replace): Handle updating after
16054 removing TRY blocks.
16056 2009-05-02 Eric Botcazou <ebotcazou@adacore.com>
16058 * store-motion.c (compute_store_table): Add ENABLE_CHECKING guard.
16060 2009-05-02 Steven Bosscher <steven@gcc.gnu.org>
16062 * varasm.c: Do not include c-pragma.h.
16063 * attribs.c: Do not incude c-common.h.
16065 2009-05-01 Michael Matz <matz@suse.de>
16067 * calls.c (initialize_argument_information): Handle SSA names like
16068 decls with a non MEM_P DECL_RTL.
16070 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16072 * ipa-reference.c: Do not include c-common.h, include splay-tree.h.
16073 * ipa-utils.c: Likewise.
16074 * ipa-type-escape.c: Likewise.
16075 * cgraphunit.c Do not include c-common.h.
16076 * ipa-pure-const.c: Likewise.
16077 * tree-if-conv.c: Likewise.
16078 * matrix-reorg.c: Do not include c-common.h and c-tree.h.
16079 * ipa-struct-reorg.c: Likewise.
16080 * tree-nomudflap.c: Likewise.
16081 * tree-ssa-structalias.c: Likewise.
16083 2009-05-01 Steven Bosscher <steven@gcc.gnu.org>
16085 * store-motion.c: Many cleanups to make this pass a first-class
16086 citizen instead of an appendix to gcse load motion. Add TODO list
16087 to make this pass faster/cleaner/better.
16089 (struct ls_expr): Post gcse.c-split cleanups.
16090 Rename to st_expr. Rename "loads" field to "antic_stores". Rename
16091 "stores" field to "avail_stores".
16092 (pre_ldst_mems): Rename to store_motion_mems.
16093 (pre_ldst_table): Rename to store_motion_mems_table.
16094 (pre_ldst_expr_hash): Rename to pre_st_expr_hash, update users.
16095 (pre_ldst_expr_eq): Rename to pre_st_expr_eq, update users.
16096 (ldst_entry): Rename to st_expr_entry, update users.
16097 (free_ldst_entry): Rename to free_st_expr_entry, update users.
16098 (free_ldst_mems): Rename to free_store_motion_mems, update users.
16099 (enumerate_ldsts): Rename to enumerate_store_motion_mems,
16101 (first_ls_expr): Rename to first_st_expr, update users.
16102 (next_ls_expr): Rename to next_st_expr, update users.
16103 (print_ldst_list): Rename to print_store_motion_mems. Print names of
16104 fields properly for store motion instead of names inherited from load
16106 (ANTIC_STORE_LIST, AVAIL_STORE_LIST): Remove.
16107 (LAST_AVAIL_CHECK_FAILURE): Explain what this is. Undefine when we
16110 (ae_kill): Rename to st_kill, update users.
16111 (ae_gen): Rename to st_avloc, update users.
16112 (transp): Rename to st_transp, update users.
16113 (pre_insert_map): Rename to st_insert_map, update users.
16114 (pre_delete_map): Rename to st_delete_map, update users.
16115 (insert_store, build_store_vectors, free_store_memory,
16116 one_store_motion_pass): Update for abovementioned changes.
16118 (gcse_subst_count, gcse_create_count): Remove.
16119 (one_store_motion_pass): New statistics counters "n_stores_deleted"
16120 and "n_stores_created", local variables.
16122 (extract_mentioned_regs, extract_mentioned_regs_1): Rewrite to
16125 (regvec, compute_store_table_current_insn): Remove.
16126 (reg_set_info, reg_clear_last_set): Remove.
16127 (compute_store_table): Use DF caches instead of local dataflow
16130 2009-05-01 Joseph Myers <joseph@codesourcery.com>
16132 * c-objc-common.c (c_tree_printer): Print identifiers with
16133 pp_identifier, not pp_string. Mark "({anonymous})" for
16135 * c-pretty-print.c (pp_c_ws_string): New.
16136 (pp_c_cv_qualifier, pp_c_type_specifier,
16137 pp_c_specifier_qualifier_list, pp_c_parameter_type_list,
16138 pp_c_storage_class_specifier, pp_c_function_specifier,
16139 pp_c_attributes, pp_c_bool_constant, pp_c_constant,
16140 pp_c_primary_expression, pp_c_postfix_expression,
16141 pp_c_unary_expression, pp_c_shift_expression,
16142 pp_c_relational_expression, pp_c_equality_expression,
16143 pp_c_logical_and_expression, pp_c_logical_or_expression): Mostly
16144 use pp_string and pp_c_ws_string in place of pp_identifier and
16145 pp_c_identifier for non-identifiers. Mark English strings for
16147 * c-pretty-print.h (pp_c_ws_string): Declare.
16149 2009-04-30 Paul Pluzhnikov <ppluzhnikov@google.com>
16150 Roland McGrath <roland@redhat.com>
16152 * configure.ac (HAVE_LD_BUILDID): New check for ld --build-id support.
16153 (ENABLE_LD_BUILDID): New configuration option.
16154 * gcc.c [HAVE_LD_BUILDID and ENABLE_LD_BUILDID]
16155 (LINK_BUILDID_SPEC): New macro.
16156 (init_spec): If defined, prepend it between LINK_EH_SPEC and
16158 * doc/install.texi: Document --enable-linker-build-id option.
16159 * configure: Rebuild.
16160 * config.in: Rebuild.
16162 2009-04-30 Adam Nemet <anemet@caviumnetworks.com>
16164 * config/mips/mips.h (FRAME_GROWS_DOWNWARD,
16165 MIPS_GP_SAVE_AREA_SIZE): Define new macros.
16166 (STARTING_FRAME_OFFSET): Return 0 if FRAME_GROWS_DOWNWARD. Use
16167 MIPS_GP_SAVE_AREA_SIZE.
16168 * config/mips/mips.c (struct mips_frame_info): Update comment
16169 before arg_pointer_offset and hard_frame_pointer_offset.
16170 (mips_compute_frame_info): Update diagram before function: to
16171 correctly use stack_pointer_rtx for fp_sp_offset and gp_sp_offset, to
16172 indicate the position of frame_pointer_rtx with -fstack-protector and
16173 to show args_size. Don't allocate cprestore area for leaf functions
16174 if FRAME_GROWS_DOWNWARD. Use MIPS_GP_SAVE_AREA_SIZE to set
16176 (mips_initial_elimination_offset): Update for FRAME_GROWS_DOWNWARD.
16178 2009-04-30 Michael Matz <matz@suse.de>
16180 PR tree-optimization/39955
16181 * config/rs6000/rs6000.c (rs6000_check_sdmode): Also check SSA_NAMEs.
16183 2009-04-30 Dave Korn <dave.korn.cygwin@gmail.com>
16185 * ira.c (setup_cover_and_important_classes): Use safe macro
16186 REG_CLASS_FOR_CONSTRAINT instead of calling regclass_for_constraint
16188 * genpreds.c (write_tm_preds_h): Output suitable definition of
16189 REG_CLASS_FOR_CONSTRAINT.
16191 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16193 * alloc-pool.c (alloc_pool_descriptor): Use an insert_opion value
16195 * bitmap.c (bitmap_descriptor): Likewise.
16196 * ggc-common.c (loc_descriptor): Likewise.
16197 * varray.c (varray_descriptor): Likewise.
16198 * vec.c (vec_descriptor): Likewise.
16200 2009-04-30 Eric Botcazou <ebotcazou@adacore.com>
16202 * Makefile.in (dce.o): Add $(EXCEPT_H).
16203 * dce.c: Include except.h and delete redundant vector definitions.
16204 (deletable_insn_p): Return false for non-call insns that can throw
16207 2009-04-30 Steven Bosscher <steven@gcc.gnu.org>
16209 * gcse.c (ae_gen): Remove.
16210 (can_assign_to_reg_p): Rename to can_assign_to_reg_without_clobbers_p
16211 and make non-static function to make it available in store-motion.c.
16212 Update call sites with search-and-replace.
16213 (enumerate_ldsts, reg_set_info, reg_clear_last_set, store_ops_ok,
16214 extract_mentioned_regs, extract_mentioned_regs_helper,
16215 find_moveable_store, compute_store_table, load_kills_store, find_loads,
16216 store_killed_in_insn, store_killed_after, store_killed_before,
16217 build_store_vectors, insert_insn_start_basic_block, insert-store,
16218 remove_reachable_equiv_notes, replace_store_insn, delete_store,
16219 free_store_memory, one_store_motion_pass, gate_rtl_store_motion,
16220 execute_rtl_store_motion, pass_rtl_store_motion): Move to...
16221 * store-motion.c: ...new file. Also copy data structures from gcse.c
16222 and clean up to remove parts not used by store motion.
16223 * rtl.h (can_assign_to_reg_without_clobbers_p): Add prototype.
16224 * Makefile.in (store-motion.o): New rule. Add to OBJS-common.
16226 2009-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16229 * config/arm/arm.h (FUNCTION_BOUNDARY): Set to 16 for thumb
16230 when optimizing for size.
16232 2009-04-30 Hans-Peter Nilsson <hp@axis.com>
16234 * gcse.c (gcse_constant_p): Fix typo in last change.
16236 2009-04-30 Rafael Avila de Espindola <espindola@google.com>
16238 * plugin.c: Include plugin-version.h only if ENABLE_PLUGIN is defined.
16240 2009-04-30 Andreas Krebbel <krebbel1@de.ibm.com>
16242 * gcse.c (gcse_constant_p): Make sure the constant is sharable.
16244 2009-04-29 James E. Wilson <wilson@codesourcery.com>
16246 * config/mips/mips.c (mips_add_offset): Use gen_int_mode for
16247 CONST_HIGH_PART result.
16249 2009-04-29 Anatoly Sokolov <aesok@post.ru>
16251 * config/avr/avr.c (initial_elimination_offset): Rename to
16252 avr_initial_elimination_offset.
16253 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p,
16254 change return type to bool.
16255 (avr_can_eliminate): New function.
16256 * config/avr/avr.h (CAN_ELIMINATE): Use avr_can_eliminate.
16257 (FRAME_POINTER_REQUIRED): Use avr_frame_pointer_required_p.
16258 (INITIAL_ELIMINATION_OFFSET): Use avr_initial_elimination_offset.
16259 * config/avr/avr-protos.h (initial_elimination_offset): Rename to
16260 avr_initial_elimination_offset.
16261 (frame_pointer_required_p): Rename to avr_frame_pointer_required_p.
16262 (avr_initial_elimination_offset): Define.
16264 2009-04-29 Eric Botcazou <ebotcazou@adacore.com>
16265 Steven Bosscher <steven@gcc.gnu.org>
16267 PR rtl-optimization/39938
16268 * Makefile.in (cfgrtl.o): Add $(INSN_ATTR_H).
16269 * cfgrtl.c: Include insn-attr.h.
16270 (rest_of_pass_free_cfg): New function.
16271 (pass_free_cfg): Use rest_of_pass_free_cfg as execute function.
16272 * resource.c (init_resource_info): Remove call to df_analyze.
16274 2009-04-29 Richard Guenther <rguenther@suse.de>
16277 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Only
16278 allow conversion to signed integers.
16280 2009-04-29 Richard Guenther <rguenther@suse.de>
16282 * tree-cfg.c (verify_gimple_assign_binary): Allow vector
16283 shifts of floating point vectors if the shift amount is
16284 a constant multiple of the element size.
16286 2009-04-29 Andreas Krebbel <krebbel1@de.ibm.com>
16287 Michael Matz <matz@suse.de>
16289 PR middle-end/39927
16291 * tree-outof-ssa.c (emit_partition_copy): New function.
16292 (insert_partition_copy_on_edge, insert_rtx_to_part_on_edge,
16293 insert_part_to_rtx_on_edge): Perform the partition base var
16294 copy using emit_partition_copy.
16295 (insert_value_copy_on_edge): Convert constants to the right mode.
16296 (insert_rtx_to_part_on_edge): Add UNSIGNEDSRCP parameter.
16297 (elim_create): Pass the sign of the src to insert_rtx_to_part_on_edge.
16299 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16301 * config/bfin/bfin.c (bfin_optimize_loop): If we need a scratch reg,
16302 scan backwards to try to find a constant to initialize it.
16304 * config/bfin/bfin.c (bfin_optimize_loop): When looking for the last
16305 insn before the loop_end instruction, don't look past labels.
16307 2009-04-29 Richard Guenther <rguenther@suse.de>
16309 PR middle-end/39937
16310 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
16311 loose type conversions.
16312 (forward_propagate_addr_expr): Fix tuplification bug. Remove
16313 stmts only if there are no uses of its definition.
16315 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16317 * config/bfin/bfin.h (splitting_loops): Declare.
16318 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315):
16319 Reorder bit definitions to be ascending.
16320 (WA_LOAD_LCREGS, ENABLE_WA_LOAD_LCREGS): New macros.
16321 * config/bfin/bfin.c (splitting_loops): New variable.
16322 (bfin_cpus): Add WA_LOAD_LCREGS as needed.
16323 (struct loop_info): Remove members INIT and LOOP_INIT.
16324 (bfin_optimize_loop): Don't set them. Reorder the code that generates
16325 the LSETUP sequence. Allow LC to be loaded from any register, but
16326 also add a case to push/pop a PREG scratch if ENABLE_WA_LOAD_LCREGS.
16327 (bfin_reorg_loops): When done, split all BB_ENDs with splitting_loops
16329 * config/bfin/bfin.md (loop_end splitter): Use splitting_loops instead
16330 of reload_completed.
16333 * config/bfin/bfin.md (movsi_insn): Refine constraints.
16335 2009-04-29 Rafael Avila de Espindola <espindola@google.com>
16337 * Makefile.in (PLUGIN_VERSION_H): New.
16338 (OBJS-common): Remove plugin-version.o.
16339 (plugin.o): Depend on (PLUGIN_VERSION_H).
16340 (plugin-version.o): Remove.
16341 * configure: Regenerate
16342 * configure.ac: Create plugin-version.h.
16343 * gcc-plugin.h (plugin_gcc_version): Remove.
16344 (plugin_default_version_check): Change signature.
16345 * plugin-version.c: Remove.
16346 * plugin.c: Include plugin-version.h.
16347 (str_plugin_gcc_version_name): Remove.
16348 (try_init_one_plugin): Pass gcc version to plugin_init.
16349 (plugin_default_version_check): Both gcc and plugin versions are now
16352 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16354 * config/bfin/bfin.c (bfin_optimize_loop): Unify handling of
16355 problematic last insns. Test for TYPE_CALL rather than CALL_P.
16356 Remove special case testing for last insn of inner loops. Don't fail
16357 if the loop ends with a jump, emit an extra nop instead.
16359 * config/bfin/bfin.c (bfin_register_move_cost): Test for subsets of
16360 DREGS rather than comparing directly. Remove code that tries to
16361 account for latencies.
16363 2009-04-29 Richard Guenther <rguenther@suse.de>
16365 PR tree-optimization/39941
16366 * tree-ssa-pre.c (eliminate): Schedule update-ssa after
16367 eliminating an indirect call.
16369 2009-04-29 Richard Guenther <rguenther@suse.de>
16371 * tree-cfg.c (verify_types_in_gimple_reference): Add require_lvalue
16372 parameter. Allow invariants as base if !require_lvalue.
16373 (verify_gimple_assign_single): Adjust.
16375 2009-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
16377 * config/bfin/bfin.md (sp_or_sm, spm_string, spm_name): New macro.
16378 (ss<spm_name>hi3, ss<spm_name>hi3_parts, ss<spm_name>hi3_low_parts,
16379 ss<spm_name_hi3_high_parts): New patterns, replacing ssaddhi3,
16380 ssubhi3, ssaddhi3_parts and sssubhi3_parts.
16381 (flag_mulhi3_parts): Produce a HImode output rather than trying to set
16383 * config/bfin/bfin.c (bfin_expand_builtin,
16384 case BFIN_BUILTIN_CPLX_SQU): Adjust accordingly.
16386 2009-04-28 Richard Guenther <rguenther@suse.de>
16388 * tree-vect-loop.c (get_initial_def_for_induction): Use
16389 correct types for pointer increment.
16391 2009-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16393 * toplev.c (print_version): Update GMP version string calculation.
16395 2009-04-28 Eric Botcazou <ebotcazou@adacore.com>
16397 PR rtl-optimization/39938
16398 * resource.c (init_resource_info): Add call to df_analyze.
16400 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16402 * config/alpha/alpha.md (usegp): Cast the result of
16403 alpha_find_lo_sum_using_gp to enum attr_usegp.
16404 * config/alpha/alpha.c (override_options): Remove end-of-structure
16405 marker element from cpu_table. Use array size of cpu_table to handle
16406 -mcpu and -mtune options.
16407 (tls_symbolic_operand_type): Change 0 to TLS_MODEL_NONE.
16409 2009-04-28 Joseph Myers <joseph@codesourcery.com>
16411 * config.gcc (powerpc*-*-* | rs6000-*-*): Add
16412 rs6000/option-defaults.h to tm_file. Support cpu_32, cpu_64,
16413 tune_32 and tune_64.
16414 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16415 support on PowerPC.
16416 * config/rs6000/rs6000.h (OPTION_DEFAULT_SPECS): Move to ...
16417 * config/rs6000/option-defaults.h: ... here. New file.
16418 (OPT_64, OPT_32): Define.
16419 (MASK_64BIT): Define to 0 if not already defined.
16420 (OPT_ARCH64, OPT_ARCH32): Define.
16421 (OPTION_DEFAULT_SPECS): Add entries for cpu_32, cpu_64, tune_32
16424 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16426 * config/arm/arm.c (arm_override_options): Emit error on using
16429 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16431 PR rtl-optimization/39914
16432 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
16433 registers for allocnos created from user-defined variables only
16434 when not optimizing.
16436 2009-04-28 Richard Guenther <rguenther@suse.de>
16438 PR middle-end/39937
16439 * fold-const.c (fold_binary): Use distribute_real_division only
16442 2009-04-28 Steve Ellcey <sje@cup.hp.com>
16444 * config.gcc (hppa*64*-*-hpux11*): Set use_gcc_stdint and
16445 add hpux-stdint.h to tm_file.
16446 (hppa[12]*-*-hpux11*): Ditto.
16447 (ia64*-*-hpux*): Ditto.
16448 * config/hpux-stdint.h: New.
16449 * config/ia64/hpux.h (TARGET_OS_CPP_BUILTINS): Set
16450 __STDC_EXT__ for all compiles.
16451 * config/pa/pa-hpux.h: Ditto.
16452 * config/pa/pa-hpux10.h: Ditto.
16453 * config/pa/pa-hpux11.h: Ditto.
16455 2009-04-28 Catherine Moore <clm@codesourcery.com>
16457 * debug.h (set_name): Add comment.
16459 2009-04-28 Andrew Pinski <pinskia@gmail.com>
16462 * config/darwin.c (machopic_gen_offset): Check
16463 currently_expanding_to_rtl if current_ir_type returns IR_GIMPLE.
16464 * config/arm/arm.c (require_pic_register): Likewise.
16466 2009-04-28 Paolo Bonzini <bonzini@gnu.org>
16468 * config/m32c/m32c.c (TARGET_PROMOTE_FUNCTION_RETURN,
16469 m32c_promote_function_return, TARGET_PROMOTE_PROTOTYPES,
16470 m32c_promote_prototypes): Delete.
16472 2009-04-28 Michael Matz <matz@suse.de>
16474 PR middle-end/39922
16475 * tree-outof-ssa.c (insert_value_copy_on_edge): Don't convert
16478 2009-04-28 Richard Guenther <rguenther@suse.de>
16480 * tree-vect-stmts.c (vect_get_vec_def_for_operand): Fix type error.
16482 2009-04-28 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
16484 * config/arm/arm-cores.def: Add support for arm1156t2f-s.
16485 * doc/invoke.texi (ARM Options): Document support for arm1156t2f-s.
16486 * config/arm/arm-tune.md: Regenerate.
16488 2009-04-28 Alexander Monakov <amonakov@ispras.ru>
16490 * sel-sched-ir.c (maybe_tidy_empty_bb): Do not attempt to delete a
16491 block if there are complex incoming edges.
16492 (sel_merge_blocks): Remove useless assert.
16493 (sel_redirect_edge_and_branch): Check that edge was redirected.
16494 * sel-sched-ir.h (_eligible_successor_edge_p): Remove assert.
16495 (sel_find_rgns): Delete declaration.
16496 * sel-sched.c (purge_empty_blocks): Attempt to remove first block of
16497 the region when it is not a preheader.
16499 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16502 * config/alpha/elf.h (MAX_OFILE_ALIGNMENT): Sync with elfos.h
16504 2009-04-28 Richard Guenther <rguenther@suse.de>
16506 * tree.h (SSA_NAME_VALUE): Remove.
16507 (struct tree_ssa_name): Remove value_handle member.
16508 * tree-vrp.c (execute_vrp): Initialize/free the value-handle
16509 array for jump threading.
16510 * tree-ssa-propagate.c (ssa_prop_init): Do not initialize
16512 * print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
16513 * tree-flow.h (threadedge_initialize_values): Declare.
16514 (threadedge_finalize_values): Likewise.
16515 * tree-ssa-threadedge.c (ssa_name_values): New global variable.
16516 (SSA_NAME_VALUE): Define.
16517 (threadedge_initialize_values): New function.
16518 (threadedge_finalize_values): Likewise.
16519 * tree-ssa-dom.c (ssa_name_values): New global variable.
16520 (SSA_NAME_VALUE): Define.
16521 (tree_ssa_dominator_optimize): Initialize/free the value-handle array.
16523 2009-04-28 Ira Rosen <irar@il.ibm.com>
16525 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks):
16526 Use REPORT_VECTORIZED_LOCATIONS instead
16527 REPORT_VECTORIZED_LOOPS.
16528 * tree-vectorizer.c (vect_verbosity_level): Make static.
16529 (vect_loop_location): Rename to vect_location.
16530 (vect_set_verbosity_level): Update comment.
16531 (vect_set_dump_settings): Use REPORT_VECTORIZED_LOCATIONS
16533 (vectorize_loops): Fix comment. Use REPORT_VECTORIZED_LOCATIONS
16534 and vect_location. Use REPORT_UNVECTORIZED_LOCATIONS
16535 instead REPORT_UNVECTORIZED_LOOPS.
16536 * tree-vectorizer.h (enum vect_def_type): Rename vect_invariant_def
16537 and vect_loop_def to vect_external_def and vect_internal_def.
16538 (enum verbosity_levels): Rename REPORT_VECTORIZED_LOOPS
16539 and REPORT_UNVECTORIZED_LOOPS to REPORT_VECTORIZED_LOCATIONS and
16540 REPORT_UNVECTORIZED_LOCATIONS.
16541 (enum vect_relevant): Update comment. Rename vect_unused_in_loop
16542 and vect_used_in_loop and to vect_unused_in_scope and
16543 vect_used_in_scope.
16544 (STMT_VINFO_RELEVANT_P): Use vect_unused_in_scope.
16545 (vect_verbosity_level): Remove declaration.
16546 (vect_analyze_operations): Likewise.
16547 (vect_analyze_stmt): Declare.
16548 * tree-vect-loop.c (vect_determine_vectorization_factor): Use
16549 REPORT_UNVECTORIZED_LOCATIONS.
16550 (vect_get_loop_niters): Fix indentation.
16551 (vect_analyze_loop_form): Use REPORT_UNVECTORIZED_LOCATIONS.
16552 (vect_analyze_loop_operations): New function.
16553 (vect_analyze_loop): Call vect_analyze_loop_operations instead of
16554 vect_analyze_operations.
16555 (vect_is_simple_reduction): Use new names.
16556 (vectorizable_live_operation, vect_transform_loop): Likewise.
16557 * tree-vect-data-refs.c (vect_check_interleaving): Add a return value
16558 to specify whether the data references can be a part of interleaving
16560 (vect_analyze_data_ref_dependence): Use new names.
16561 (vect_analyze_data_refs_alignment, vect_analyze_data_refs): Likewise.
16562 (vect_create_addr_base_for_vector_ref): Remove redundant code.
16563 * tree-vect-patterns.c (widened_name_p): Use new names.
16564 (vect_recog_dot_prod_pattern): Likewise.
16565 * tree-vect-stmts.c (vect_stmt_relevant_p): Use new names.
16566 (process_use, vect_mark_stmts_to_be_vectorized,
16567 vect_model_simple_cost, vect_model_store_cost,
16568 vect_get_vec_def_for_operand, vect_get_vec_def_for_stmt_copy,
16569 vectorizable_call, vectorizable_conversion, vectorizable_assignment,
16570 vectorizable_operation, vectorizable_type_demotion,
16571 vectorizable_type_promotion, vectorizable_store, vectorizable_load,
16572 vectorizable_condition): Likewise.
16573 (vect_analyze_operations): Split into vect_analyze_loop_operations
16575 (vect_analyze_stmt): ... new function.
16576 (new_stmt_vec_info): Use new names.
16577 (vect_is_simple_use): Use new names and fix comment.
16578 * tree-vect-slp.c (vect_get_and_check_slp_defs): Use new names.
16579 (vect_build_slp_tree, vect_analyze_slp, vect_schedule_slp): Likewise.
16581 2009-04-28 Uros Bizjak <ubizjak@gmail.com>
16584 * config/i386/i386.c (print_operand) ['Z']: Handle floating point
16585 and integer modes for x87 operands. Do not ICE for unsupported size,
16586 generate error instead. Generate error for unsupported operand types.
16587 ['z']: Do not handle HImode memory operands specially. Warning
16588 for floating-point operands. Fallthru to 'Z' for unsupported operand
16589 types. Do not ICE for unsupported size, generate error instead.
16590 (output_387_binary_op): Use %Z to output operands.
16591 (output_fp_compare): Ditto.
16592 (output_387_reg_move): Ditto.
16594 2009-04-28 Ben Elliston <bje@au.ibm.com>
16599 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16601 * builtins.c (c_strlen): Do not warn here.
16602 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
16603 * c-common.c (pointer_int_sum): Take an explicit location.
16604 Warn about offsets out of bounds.
16605 * c-common.h (pointer_int_sum): Adjust declaration.
16607 2009-04-27 Ian Lance Taylor <iant@google.com>
16609 * collect2.c (is_ctor_dtor): Change type of ret field in struct
16611 * dce.c (run_fast_df_dce): Change type of old_flags to int.
16612 * df-core.c (df_set_flags): Change return type to int. Change
16613 type of old_flags to int.
16614 (df_clear_flags): Likewise.
16615 * df-scan.c (df_def_record_1): Change 0 to VOIDmode.
16616 (df_get_conditional_uses): Likewise.
16617 * df.h (df_set_flags, df_clear_flags): Update declarations.
16618 * dwarf2out.c (struct indirect_string_node): Change type of form
16619 field to enum dwarf_form.
16620 (AT_string_form): Change return type to enum dwarf_form.
16621 * fixed-value.c (fixed_compare): Add cast to enum type.
16622 * fwprop.c (update_df): Change 0 to VOIDmode.
16623 * gensupport.c: Change 0 to UNKNOWN.
16624 * gimple.h (gimple_cond_code): Add cast to enum type.
16625 * haifa-sched.c (reemit_notes): Add cast to enum type.
16626 * hooks.c (hook_int_void_no_regs): Remove function.
16627 * hooks.h (hook_int_void_no_regs): Remove declaration.
16628 * optabs.c (expand_widen_pattern_expr): Change 0 to VOIDmode.
16629 * predict.c (combine_predictions_for_insn): Add casts to enum type.
16630 * real.c (real_arithmetic): Add cast to enum type.
16631 (real_compare): Likewise.
16632 * target.h (struct gcc_target): Change return type of
16633 branch_target_register_class to enum reg_class.
16634 * target-def.h (TARGET_BRANCH_TARGET_REGISTER_CLASS): Define as
16635 default_branch_target_register_class.
16636 * targhooks.c (default_branch_target_register_class): New function.
16637 * targhooks.h (default_branch_target_register_class): Declare.
16638 * tree-data-ref.c (print_direction_vector): Add cast to enum type.
16639 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Remove
16641 * tree-vect-loop.c (vect_create_epilog_for_reduction): Change 0 to
16643 * tree-vect-slp.c (vect_build_slp_tree): Change 0 to
16644 vect_uninitialized_def. Change 0 to ERROR_MARK.
16645 * tree-vect-stmts.c (supportable_widening_operation): Don't
16646 initialize icode1 and icode2.
16647 * tree-vectorizer.h (enum vect_def_type): Add vect_uninitialized_def.
16648 * config/sol2-c.c (cmn_err_length_specs): Change 0 to FMT_LEN_none
16650 (cmn_err_flag_specs): Change 0 to STD_C89.
16651 (cmn_err_char_table): Likewise.
16652 * config/arm/arm.c (get_arm_condition_code): Change type of code
16653 to enum arm_cond_code.
16654 (IWMMXT_BUILTIN): Change 0 to UNKNOWN.
16655 (IWMMXT_BUILTIN2): Likewise.
16656 (neon_builtin_type_bits): Don't define typedef.
16657 (neon_builtin_datum): Change type of bits field to int.
16658 (arm_expand_neon_args): Add cast to enum type.
16659 * config/ia64/ia64.c (tls_symbolic_operand_type): Change 0 to
16661 * config/i386/i386.c (bdesc_multi_arg): Change 0 to UNKNOWN. Add
16662 casts to enum type.
16663 * config/mips/mips.c (LOONGSON_BUILTIN_ALIAS): Change 0 to
16665 * config/mips/mips.md (jal_macro): Return enum constant.
16666 (single_insn): Likewise.
16667 * config/rs6000/rs6000.c (bdesc_altivec_preds): Change 0 to
16669 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
16670 casts to enum type.
16671 * config/s390/s390.c (s390_tune_flags): Change type to int.
16672 (s390_arch_flags): Likewise.
16673 (s390_handle_arch_option): Change flags field of struct pta to int.
16674 * config/s390/s390.h (s390_tune_flags): Update declaration.
16675 (s390_arch_flags): Likewise.
16676 * config/sh/sh.c (prepare_move_operands): Compare
16677 tls_symbolic_operand result with enum constant.
16678 (sh_reorg): Change PUT_MODE to PUT_REG_NOTE_KIND.
16679 (sh_expand_prologue): Add cast to enum type.
16680 (sh_expand_epilogue): Likewise.
16681 (tls_symbolic_operand): Change return type to enum tls_model.
16682 (fpscr_set_from_mem): Add cast to enum type.
16683 (legitimize_pic_address): Compare tls_symbolic_operand result with
16685 (sh_target_reg_class): Change return type to enum reg_class.
16686 * config/sh/sh.h (OVERRIDE_OPTIONS): Change CPU_xxx to
16688 * config/sh/sh-protos.h (tls_symbolic_operand): Update declaration.
16689 * config/sparc/sparc.c (sparc_override_options): Add cast to enum type.
16690 * config/sparc/sparc.md (empty_delay_slot): Return enum constant.
16691 (pic, calls_alloca, calls_eh_return, leaf_function): Likewise.
16692 (delayed_branch, tls_call_delay): Likewise.
16693 (eligible_for_sibcall_delay): Likewise.
16694 (eligible_for_return_delay): Likewise.
16695 * config/spu/spu.c (expand_builtin_args): Add cast to enum type.
16696 (spu_expand_builtin_1): Likewise.
16698 * c-typeck.c (convert_for_assignment): Issue -Wc++-compat warnings
16699 for all types of conversions.
16700 (output_init_element): Issue -Wc++-compat warning if needed when
16701 initializing a bitfield with enum type.
16702 * c-parser.c (c_parser_expression): Set original_type to
16703 original_type of right hand operand of comma operator.
16705 2009-04-27 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16707 * doc/c-tree.texi (Types, Functions, Expression trees): Fix
16709 * doc/cfg.texi (Maintaining the CFG, Liveness information): Likewise.
16710 * doc/cpp.texi (Standard Predefined Macros)
16711 (Implementation-defined behavior): Likewise.
16712 * doc/extend.texi (Function Attributes, Type Attributes): Likewise.
16713 * doc/gimple.texi (GIMPLE Exception Handling)
16714 (@code{GIMPLE_ASSIGN}): Likewise.
16715 * doc/install.texi (Prerequisites, Configuration, Specific): Likewise.
16716 * doc/invoke.texi (Warning Options, Optimize Options)
16717 (AVR Options, Darwin Options): Likewise.
16718 (Optimize Options): Reformulate -fwhole-program description.
16719 * doc/loop.texi (Lambda): Likewise.
16720 * doc/md.texi (Output Template, Define Constraints)
16721 (Standard Names, Insn Splitting): Likewise.
16722 * doc/options.texi (Option properties): Likewise.
16723 * doc/passes.texi (Tree-SSA passes): Likewise.
16724 * doc/rtl.texi (Side Effects, Assembler, Insns): Likewise.
16725 * doc/tm.texi (Register Classes, Old Constraints, Scalar Return)
16726 (File Names and DBX): Likewise.
16727 * doc/trouble.texi (Incompatibilities): Likewise.
16729 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16731 * spu.c (spu_machine_dependent_reorg): Make sure branch label on hint
16732 instruction is correct.
16734 2009-04-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
16736 Allow non-constant arguments to conversion intrinsics.
16737 * spu-protos.h (exp2_immediate_p, spu_gen_exp2): Declare.
16738 * predicates.md (spu_inv_exp2_operand, spu_exp2_operand): New.
16739 * spu.c (print_operand): Handle 'v' and 'w'.
16740 (exp2_immediate_p, spu_gen_exp2): Define.
16741 * spu-builtins.def (spu_convts, spu_convtu, spu_convtf_0,
16742 spu_convtf_1): Update parameter descriptions.
16743 * spu-builtins.md (spu_csflt, spu_cuflt, spu_cflts, spu_cfltu): Update.
16744 * constraints.md ('v', 'w'): New.
16745 * spu.md (UNSPEC_CSFLT, UNSPEC_CFLTS, UNSPEC_CUFLT, UNSPEC_CFLTU):
16747 (i2f, I2F): New define_mode_attr.
16748 (floatsisf2, floatv4siv4sf2, fix_truncsfsi2, fix_truncv4sfv4si2,
16749 floatunssisf2, floatunsv4siv4sf2, fixuns_truncsfsi2,
16750 fixuns_truncv4sfv4si2): Update to use mode attribute.
16751 (float<mode><i2f>2_mul, float<mode><i2f>2_div,
16752 fix_trunc<mode><f2i>2_mul, floatuns<mode><i2f>2_mul,
16753 floatuns<mode><i2f>2_div, fixuns_trunc<mode><f2i>2_mul): New
16754 patterns for combine.
16756 2009-04-27 Steven Bosscher <steven@gcc.gnu.org>
16758 * dbgcnt.def (cprop1, cprop2, gcse, jump_bypass): Remove
16759 (cprop, hoist, pre, store_motion): New debug counters.
16760 * tree-pass.h (pass_tracer): Move to list of gimple passes, it
16761 is not an RTL pass anymore.
16762 (pass_profiling): Remove extern decl for pass removed in 2005.
16763 (pass_gcse, pass_jump_bypass): Remove.
16764 * final.c (rest_of_clean_state): Set flag_rerun_cse_after_global_opts
16765 to 0 for clean state.
16766 * toplev.h (flag_rerun_cse_after_global_opts): Add extern declaration.
16767 * cse.c (gate_handle_cse_after_global_opts,
16768 rest_of_handle_cse_after_global_opts): New functions.
16769 (pass_cse_after_global_opts): New pass, does local CSE.
16770 * timevar.def (TV_GCSE, TV_CPROP1, TV_CPROP2, TV_BYPASS): Remove.
16771 (TV_CPROP): New timevar.
16772 * gcse.c (flag_rerun_cse_after_global_opts): New global variable.
16773 (run_jump_opt_after_gcse, max_gcse_regno): Remove global vars.
16774 (gcse_main, recompute_all_luids): Remove.
16775 (compute_hash_table_work): Call max_reg_num instead of reading
16777 (cprop_jump): Don't set run_jump_opt_after_gcse.
16778 (constprop_register): Always allow to alter jumps.
16779 (cprop_insn): Likewise.
16780 (do_local_cprop): Likewise.
16781 (local_cprop_pass): Likewise. Return non-zero if something changed.
16782 (cprop): Remove function, fold interesting bits into one_cprop_pass.
16783 (find_implicit_sets): Add note about missed optimization opportunity.
16784 (one_cprop_pass): Rewrite to be "the" CPROP pass, called from the
16785 pass_rtl_cprop execute function.
16786 Don't bother tracking the pass number, each pass gets its own dumpfile
16788 Always allow to alter jumpsand bypass jumps.
16789 (bypass_block): Don't ignore regno >= max_gcse_regno, find_bypass_set
16790 will just find no suitable set.
16791 (pre_edge_insert): Fix dumping, this function is for PRE only.
16792 (one_pre_gcse_pass): Rewrite to be "the" PRE pass, called from the
16793 pass_rtl_pre execute function.
16794 (hoist_code): Return non-zero if something changed. Keep track of
16795 substitutions and insertions for statistics gathering similar to PRE.
16796 (one_code_hoisting_pass): Rewrite to be "the" code hoisting pass,
16797 called from the pass_rtl_hoist execute function. Show pass statistics.
16798 (compute_store_table): Use max_reg_num directly instead of using the
16799 formerly global max_gcse_regno.
16800 (build_store_vectors): Likewise.
16801 (replace_store_insn): Fix dumping.
16802 (store_motion): Rename to ...
16803 (one_store_motion_pass): ... this. Rewrite to be "the" STORE_MOTION
16804 pass, called from the pass_rtl_store_motion execute function. Keep
16805 track of substitutions and insertions for statistics gathering similar
16807 (bypass_jumps): Remove, fold interesting bits into ...
16808 (one_cprop_pass): ... this. Rewrite to be "the" CPROP pass, called
16809 from the pass_rtl_cprop execute function.
16810 (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
16811 pass_jump_bypass): Remove.
16812 (gate_handle_gcse, rest_of_handle_gcse): Remove.
16813 (gate_rtl_cprop, execute_rtl_cprop, pass_rtl_cprop): New.
16814 (gate_rtl_pre, execute_rtl_pre, pass_rtl_pre): New.
16815 (gate_rtl_hoist, execute_rtl_hoist, pass_rtl_hoist): New.
16816 (gate_rtl_store_motion, execute_rtl_store_motion,
16817 pass_rtl_store_motion): New.
16818 * common.opt: Remove flag_cse_skip_blocks, adjust documentation to
16819 make it clear that -fcse-skip-blocks is a no-op for backward compat.
16820 * passes.c (init_optimization_passes): Remove pass_gcse and
16821 pass_jump_bypass. Schedule cprop, pre, hoist, cprop, store_motion,
16822 and cse_after_global_opts in place of pass_gcse. Schedule cprop
16823 instead of pass_jump_bypass.
16825 2009-04-27 Richard Guenther <rguenther@suse.de>
16827 PR middle-end/39928
16828 * gimplify.c (gimplify_expr): If we are required to create
16829 a temporary make sure it ends up as register.
16831 2009-04-27 H.J. Lu <hongjiu.lu@intel.com>
16834 * config/i386/i386.c (construct_container): Don't call
16835 gen_reg_or_parallel with BLKmode on X86_64_SSE_CLASS,
16836 X86_64_SSESF_CLASS and X86_64_SSEDF_CLASS.
16838 2009-04-27 Michael Matz <matz@suse.de>
16840 * ssaexpand.h (struct ssaexpand): Member 'values' is a bitmap.
16841 (get_gimple_for_ssa_name): Adjust, lookup using SSA_NAME_DEF_STMT.
16842 * tree-ssa-live.h: (find_replaceable_exprs): Return a bitmap.
16843 (dump_replaceable_exprs): Take a bitmap.
16844 * cfgexpand.c (gimple_cond_pred_to_tree): Handle bitmap instead of
16846 (expand_gimple_basic_block): Likewise.
16847 * tree-ssa-ter.c (struct temp_expr_table_d): Make
16848 replaceable_expressions member a bitmap.
16849 (free_temp_expr_table): Pass back and deal with bitmap, not gimple*.
16850 (mark_replaceable): Likewise.
16851 (find_replaceable_in_bb, dump_replaceable_exprs): Likewise.
16852 * tree-outof-ssa.c (remove_ssa_form): 'values' is a bitmap.
16854 2009-04-27 Richard Guenther <rguenther@suse.de>
16856 * tree-cfg.c (remove_useless_stmts): Verify stmts afterwards.
16857 (verify_stmts): Dispatch to gimple/type verification code.
16858 * tree-inline.c (remap_gimple_op_r): Work around C++ FE
16859 issue with call argument types.
16861 2009-04-27 Michael Matz <matz@suse.de>
16863 * tree-into-ssa.c (regs_to_rename, mem_syms_to_rename): Remove.
16864 (init_update_ssa, delete_update_ssa, update_ssa): Remove references
16867 2009-04-27 Richard Sandiford <rdsandiford@googlemail.com>
16868 Eric Botcazou <ebotcazou@adacore.com>
16870 * resource.c (find_basic_block): Use BLOCK_FOR_INSN to look up
16871 a label's basic block.
16872 (mark_target_live_regs): Tidy and rework obsolete comments.
16873 Change back DF problem to LIVE. If a label starts a basic block,
16874 assume that all registers that used to be live then still are.
16875 (init_resource_info): If a label starts a basic block, set its
16876 BLOCK_FOR_INSN accordingly.
16877 (fini_resource_info): Undo the setting of BLOCK_FOR_INSN.
16879 2009-04-27 Richard Guenther <rguenther@suse.de>
16881 * tree-flow-inline.h (function_ann): Remove.
16882 (get_function_ann): Likewise.
16883 * tree-dfa.c (create_function_ann): Remove.
16884 * tree-flow.h (struct static_var_ann_d): Remove.
16885 (struct function_ann_d): Likewise.
16886 (union tree_ann_d): Remove fdecl member.
16887 (function_ann_t): Remove.
16888 (function_ann, get_function_ann, create_function_ann): Remove
16891 2009-04-27 Uros Bizjak <ubizjak@gmail.com>
16893 * config/alpha/alpha.c (code_for_builtin): Declare as enum insn_code.
16895 2009-04-27 Jan Hubicka <jh@suse.cz>
16897 * ipa-pure-const.c (struct funct_state_d): New fields
16898 state_previously_known, looping_previously_known; remove
16899 state_set_in_source.
16900 (analyze_function): Use new fields.
16901 (propagate): Avoid assumption that state_set_in_source imply
16904 * tree-ssa-loop-niter.c (finite_loop_p): New function.
16905 * tree-ssa-loop-ivcanon.c (empty_loop_p): Use it.
16906 * cfgloop.h (finite_loop_p): Declare.
16908 2009-04-26 Michael Matz <matz@suse.de>
16910 * tree-flow.h (tree_ann_common_d): Remove aux and value_handle members.
16912 2009-04-26 Michael Matz <matz@suse.de>
16914 * tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
16915 pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
16916 * gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
16917 pass_mark_used_blocks): Remove.
16918 * tree-optimize.c (pass_free_datastructures,
16919 execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
16920 * passes.c (init_optimization_passes): Don't call
16921 pass_mark_used_blocks, remove dead code.
16923 2009-04-26 H.J. Lu <hongjiu.lu@intel.com>
16925 * tree-outof-ssa.c (rewrite_trees): Add ATTRIBUTE_UNUSED.
16926 * tree-ssa-live.h (register_ssa_partition): Likewise.
16928 2009-04-26 Michael Matz <matz@suse.de>
16931 * builtins.c (fold_builtin_next_arg): Handle SSA names.
16932 * tree-ssa-copyrename.c (rename_ssa_copies): Use ssa_name() directly.
16933 * tree-ssa-coalesce.c (create_outofssa_var_map): Mark only useful
16935 (compare_pairs): Swap cost comparison.
16936 (coalesce_ssa_name): Don't use change_partition_var.
16937 * tree-nrv.c (struct nrv_data): Add modified member.
16938 (finalize_nrv_r): Set it.
16939 (tree_nrv): Use it to update statements.
16940 (pass_nrv): Require PROP_ssa.
16941 * tree-mudflap.c (mf_decl_cache_locals,
16942 mf_build_check_statement_for): Use make_rename_temp.
16943 (pass_mudflap_2): Require PROP_ssa, run ssa update at finish.
16944 * alias.c (find_base_decl): Handle SSA names.
16945 * emit-rtl (set_reg_attrs_for_parm): Make non-static.
16946 (component_ref_for_mem_expr): Don't leak SSA names into RTL.
16947 * rtl.h (set_reg_attrs_for_parm): Declare.
16948 * tree-optimize.c (pass_cleanup_cfg_post_optimizing): Rename
16949 to "optimized", remove unused locals at finish.
16950 (execute_free_datastructures): Make global, call
16951 delete_tree_cfg_annotations.
16952 (execute_free_cfg_annotations): Don't call
16953 delete_tree_cfg_annotations.
16955 * ssaexpand.h: New file.
16956 * expr.c (toplevel): Include ssaexpand.h.
16957 (expand_assignment): Handle SSA names the same as register variables.
16958 (expand_expr_real_1): Expand SSA names.
16959 * cfgexpand.c (toplevel): Include ssaexpand.h.
16960 (SA): New global variable.
16961 (gimple_cond_pred_to_tree): Fold TERed comparisons into predicates.
16962 (SSAVAR): New macro.
16963 (set_rtl): New helper function.
16964 (add_stack_var): Deal with SSA names, use set_rtl.
16965 (expand_one_stack_var_at): Likewise.
16966 (expand_one_stack_var): Deal with SSA names.
16967 (stack_var_size_cmp): Use code (SSA_NAME / DECL) as tie breaker
16968 before unique numbers.
16969 (expand_stack_vars): Use set_rtl.
16970 (expand_one_var): Accept SSA names, add asserts for them, feed them
16971 to above subroutines.
16972 (expand_used_vars): Expand all partitions (without default defs),
16973 then only the local decls (ignoring those expanded already).
16974 (expand_gimple_cond): Remove edges when jumpif() expands an
16975 unconditional jump.
16976 (expand_gimple_basic_block): Don't clear EDGE_EXECUTABLE here,
16977 or remove abnormal edges. Ignore insns setting the LHS of a TERed
16979 (gimple_expand_cfg): Call into rewrite_out_of_ssa, initialize
16980 members of SA; deal with PARM_DECL partitions here; expand
16981 all PHI nodes, free tree datastructures and SA. Commit instructions
16982 on edges, clear EDGE_EXECUTABLE and remove abnormal edges here.
16983 (pass_expand): Require and destroy PROP_ssa, verify SSA form, flow
16984 info and statements at start, collect garbage at finish.
16985 * tree-ssa-live.h (struct _var_map): Remove partition_to_var member.
16986 (VAR_ANN_PARTITION) Remove.
16987 (change_partition_var): Don't declare.
16988 (partition_to_var): Always return SSA names.
16989 (var_to_partition): Only accept SSA names.
16990 (register_ssa_partition): Only check argument.
16991 * tree-ssa-live.c (init_var_map): Don't allocate partition_to_var
16993 (delete_var_map): Don't free it.
16994 (var_union): Only accept SSA names, simplify.
16995 (partition_view_init): Mark only useful SSA names as used.
16996 (partition_view_fini): Only deal with SSA names.
16997 (change_partition_var): Remove.
16998 (dump_var_map): Use ssa_name instead of partition_to_var member.
16999 * tree-ssa.c (delete_tree_ssa): Don't remove PHI nodes on RTL
17001 * tree-outof-ssa.c (toplevel): Include ssaexpand.h and expr.h.
17002 (struct _elim_graph): New member const_dests; nodes member vector of
17004 (set_location_for_edge): New static helper.
17005 (create_temp): Remove.
17006 (insert_partition_copy_on_edge, insert_part_to_rtx_on_edge,
17007 insert_value_copy_on_edge, insert_rtx_to_part_on_edge): New functions.
17008 (new_elim_graph): Allocate const_dests member.
17009 (clean_elim_graph): Truncate const_dests member.
17010 (delete_elim_graph): Free const_dests member.
17011 (elim_graph_size): Adapt to new type of nodes member.
17012 (elim_graph_add_node): Likewise.
17013 (eliminate_name): Likewise.
17014 (eliminate_build): Don't take basic block argument, deal only with
17015 partition numbers, not variables.
17016 (get_temp_reg): New static helper.
17017 (elim_create): Use it, deal with RTL temporaries instead of trees.
17018 (eliminate_phi): Adjust all calls to new signature.
17019 (assign_vars, replace_use_variable, replace_def_variable): Remove.
17020 (rewrite_trees): Only do checking.
17021 (edge_leader, stmt_list, leader_has_match, leader_match): Remove.
17022 (same_stmt_list_p, identical_copies_p, identical_stmt_lists_p,
17023 init_analyze_edges_for_bb, fini_analyze_edges_for_bb,
17024 contains_tree_r, MAX_STMTS_IN_LATCH,
17025 process_single_block_loop_latch, analyze_edges_for_bb,
17026 perform_edge_inserts): Remove.
17027 (expand_phi_nodes): New global function.
17028 (remove_ssa_form): Take ssaexpand parameter. Don't call removed
17029 functions, initialize new parameter, remember partitions having a
17031 (finish_out_of_ssa): New global function.
17032 (rewrite_out_of_ssa): Make global. Adjust call to remove_ssa_form,
17033 don't reset in_ssa_p here, don't disable TER when mudflap.
17034 (pass_del_ssa): Remove.
17035 * tree-flow.h (struct var_ann_d): Remove out_of_ssa_tag and
17037 (execute_free_datastructures): Declare.
17038 * Makefile.in (SSAEXPAND_H): New variable.
17039 (tree-outof-ssa.o, expr.o, cfgexpand.o): Depend on SSAEXPAND_H.
17040 * basic-block.h (commit_one_edge_insertion): Declare.
17041 * passes.c (init_optimization_passes): Move pass_nrv and
17042 pass_mudflap2 before pass_cleanup_cfg_post_optimizing, remove
17043 pass_del_ssa, pass_free_datastructures, pass_free_cfg_annotations.
17044 * cfgrtl.c (commit_one_edge_insertion): Make global, don't declare.
17045 (redirect_branch_edge): Deal with super block when expanding, split
17046 out jump patching itself into ...
17047 (patch_jump_insn): ... here, new static helper.
17049 2009-04-26 Michael Matz <matz@suse.de>
17051 * tree-ssa-copyrename.c (rename_ssa_copies): Don't iterate
17052 beyond num_ssa_names.
17053 * tree-ssa-ter.c (free_temp_expr_table): Likewise.
17054 * tree-ssa-coalesce.c (create_outofssa_var_map): Likewise.
17056 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17058 PR inline-asm/39543
17059 * fwprop.c (forward_propagate_asm): New function.
17060 (forward_propagate_and_simplify): Propagate also into __asm, if it
17061 doesn't increase the number of referenced registers.
17064 * stmt.c (warn_if_unused_value): Look through NON_LVALUE_EXPR.
17066 2009-04-26 Jakub Jelinek <jakub@redhat.com>
17068 * tree-nested.c (get_nonlocal_vla_type): If not optimizing, call
17069 note_nonlocal_vla_type for nonlocal VLAs.
17070 (note_nonlocal_vla_type, note_nonlocal_block_vlas,
17071 contains_remapped_vars, remap_vla_decls): New functions.
17072 (convert_nonlocal_reference_stmt): If not optimizing, call
17073 note_nonlocal_block_vlas on GIMPLE_BIND block vars.
17074 (nesting_copy_decl): Return {VAR,PARM,RESULT}_DECL unmodified
17075 if it wasn't found in var_map.
17076 (finalize_nesting_tree_1): Call remap_vla_decls. If outermost
17077 GIMPLE_BIND doesn't have gimple_bind_block, chain debug_var_chain
17078 to BLOCK_VARS (DECL_INITIAL (root->context)) instead of calling
17080 * gimplify.c (nonlocal_vlas): New variable.
17081 (gimplify_var_or_parm_decl): Add debug VAR_DECLs for non-local
17083 (gimplify_body): Create and destroy nonlocal_vlas.
17085 * dwarf2out.c (loc_descr_plus_const): New function.
17086 (build_cfa_aligned_loc, tls_mem_loc_descriptor,
17087 mem_loc_descriptor, loc_descriptor_from_tree_1,
17088 descr_info_loc, gen_variable_die): Use it.
17090 * tree.h (DECL_BY_REFERENCE): Note that it is also valid for
17091 !TREE_STATIC VAR_DECLs.
17092 * dwarf2out.c (loc_by_reference, gen_decl_die): Handle
17093 DECL_BY_REFERENCE on !TREE_STATIC VAR_DECLs.
17094 (gen_variable_die): Likewise. Don't look at TREE_PRIVATE if
17095 DECL_BY_REFERENCE is valid.
17096 * dbxout.c (DECL_ACCESSIBILITY_CHAR): Don't look at TREE_PRIVATE
17097 for PARM_DECLs, RESULT_DECLs or !TREE_STATIC VAR_DECLs.
17098 * tree-nested.c (get_nonlocal_debug_decl, get_local_debug_decl):
17099 Copy DECL_BY_REFERENCE.
17100 (struct nesting_copy_body_data): New type.
17101 (nesting_copy_decl): New function.
17102 (finalize_nesting_tree_1): Remap types of debug_var_chain variables,
17103 if they have variable length.
17105 2009-04-26 Michael Matz <matz@suse.de>
17107 * tree-sra.c (sra_build_assignment): Don't use into_ssa mode,
17108 mark new temporaries for renaming.
17110 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17113 * c-decl.c (global_bindings_p): Return negative value.
17114 (c_variable_size): New. Based on variable_size from
17116 (grokdeclarator): Call c_variable_size not variable_size.
17118 2009-04-26 Uros Bizjak <ubizjak@gmail.com>
17120 * config/i386/i386.c (print_operand) ['z']: Fix typo.
17122 2009-04-26 Kai Tietz <kai.tietz@onevision.com>
17124 * config/i386/mingw-w64.h (STANDARD_INCLUDE_DIR):
17125 Redefine it to just use mingw/include.
17126 (ASM_SPEC): Rules for -m32 and -m64.
17127 (LINK_SPEC): Use Likewise.
17128 (SPEC_32): New define.
17129 (SPEC_64): Likewise.
17130 (SUB_LINK_SPEC): Likewise.
17131 (MULTILIB_DEFAULTS): New define.
17132 * config/i386/t-mingw-w64 (MULTILIB_OPTIONS):
17133 Add multilib options.
17134 (MULTILIB_DIRNAMES): Likewise.
17135 (MULTILIB_OSDIRNAMES): Likewise.
17136 (LIBGCC): Likewise.
17137 (INSTALL_LIBGCC): Likewise.
17139 2009-04-26 Joseph Myers <joseph@codesourcery.com>
17142 * c-tree.h (enum c_inline_static_type): New.
17143 (record_inline_static): Declare.
17144 * c-decl.c (struct c_inline_static, c_inline_statics,
17145 record_inline_static, check_inline_statics): New.
17146 (pop_file_scope): Call check_inline_statics.
17147 (start_decl): Call record_inline_static instead of pedwarning
17148 directly for static in inline function.
17149 * c-typeck.c (build_external_ref): Call record_inline_static
17150 instead of pedwarning directly for static referenced in inline
17153 2009-04-26 Steven Bosscher <steven@gcc.gnu.org>
17155 * df-scan.c (df_insn_rescan): Salvage insn's LUID if the insn is
17156 not new but only being rescanned.
17157 * gcse.c (uid_cuid, max_uid, INSN_CUID, max_cuid, struct reg_set,
17158 reg_set_table, REG_SET_TABLE_SLOP, reg_set_in_block,
17159 alloc_reg_set_mem, free_reg_set_mem, record_one_set,
17160 record_set_info, compute_set, grealloc): Remove.
17161 (recompute_all_luids): New function.
17162 (gcse_main): Don't compute sets, and don't do related memory
17163 allocations/free-ing. If something changed before the end of the
17164 pass, update LUIDs using recompute_all_luids.
17165 (alloc_gcse_mem): Don't compute LUIDs. Don't allocate reg_set memory.
17166 (free_gcse_mem): Don't free it either.
17167 (oprs_unchanged_p, load_killed_in_block, record_last_reg_set_info):
17168 Use the df insn LUIDs.
17169 (load_killed_in_block): Likewise.
17170 (compute_hash_table_work): Don't compute reg_set_in_block.
17171 (compute_transp): Use DF_REG_DEF_CHAINs.
17172 (local_cprop_pass): Don't use compute_sets and related functions.
17173 (one_cprop_pass, pre_gcse, one_pre_gcse_pass, one_code_hoisting_pass):
17174 Use get_max_uid() instead of max_cuid.
17175 (insert_insn_end_basic_block, pre_insert_copy_insn,
17176 update_ld_motion_stores): Don't try to
17177 keep reg_set tables up to date.
17178 (pre_insert_copies): Use df insn LUIDs.
17179 (sbitmap pre_redundant_insns): Replace with uses of INSN_DELETED_P.
17180 (reg_set_info): Don't use extra bitmap argument.
17181 (compute_store_table): Don't compute reg_set_in_block. Use DF scan
17182 information to compute regs_set_in_block.
17183 (free_store_memory, store_motion): Don't nullify reg_set_in_block.
17184 (bypass_jumps): Don't use compute_sets and friends.
17186 2009-04-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17189 * opts.c (undocumented_msg): Do not leave blank even with
17192 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17194 * c-decl.c (build_enumerator): Allow values folding to integer
17195 constants but not integer constant expressions with a pedwarn if
17198 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17201 * c-typeck.c (c_expr_sizeof_type): Create a C_MAYBE_CONST_EXPR
17202 with non-null C_MAYBE_CONST_EXPR_PRE if size of a variable-length
17203 type is an integer constant.
17205 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17208 * config/i386/i386.c (print_operand) ['z']: Revert handling of
17211 2009-04-25 Joseph Myers <joseph@codesourcery.com>
17214 * c-decl.c (grokdeclarator): Diagnose declarations of functions
17215 with variably modified return type and no storage class
17216 specifiers, except for the case of nested functions. Distinguish
17217 extern declarations of functions with variably modified return
17218 types from those of objects with variably modified types.
17220 2009-04-25 Jan Hubicka <jh@suse.cz>
17222 * tree.c (list_equal_p): New function.
17223 * tree.h (list_equal_p): Declare.
17224 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17225 basic_block_def, basic_block, const_basic_block): New.
17226 * tree-eh.c (make_eh_edge): EH edges are not abnormal.
17227 (redirect_eh_edge): New function.
17228 (make_eh_edge_update_phi): EH edges are not abnormal.
17229 * except.c: Include tree-flow.h.
17230 (list_match): New function.
17231 (eh_region_replaceable_by_p): New function.
17232 (replace_region): New function.
17233 (hash_type_list): New function.
17234 (hash_eh_region): New function.
17235 (eh_regions_equal_p): New function.
17236 (merge_peers): New function.
17237 (remove_unreachable_regions): Verify EH tree when checking;
17239 (copy_eh_region_1): New function.
17240 (copy_eh_region): New function.
17241 (push_reachable_handler): New function.
17242 (build_post_landing_pads, dw2_build_landing_pads): Be ready for
17243 regions without label but with live RESX.
17244 * except.h (redirect_eh_edge_to_label): New.
17245 * tree-flow.h (redirect_eh_edge): New.
17246 * coretypes.h (edge_def, edge, const_edge, basic_block_def
17247 basic_block_def, basic_block, const_basic_block): Remove.
17248 * Makefile.in (except.o): Add dependency on tree-flow.h
17249 * tree-cfg.c (gimple_redirect_edge_and_branch): Handle EH edges.
17250 * basic-block.h (edge, const_edge, basic_block, const_basic_block):
17253 2009-04-25 Eric Botcazou <ebotcazou@adacore.com>
17256 * config/sparc/sparc.c (sparc_gimplify_va_arg): Set TREE_ADDRESSABLE
17257 on the destination of memcpy.
17259 2009-04-25 Paolo Bonzini <bonzini@gnu.org>
17261 * doc/tm.texi (REGNO_OK_FOR_BASE_P, REGNO_MODE_OK_FOR_BASE_P,
17262 REGNO_MODE_OK_FOR_REG_BASE_P, REGNO_MODE_CODE_OK_FOR_BASE_P,
17263 REGNO_OK_FOR_INDEX_P): Mention strict/nonstrict difference.
17265 2009-04-25 Jan Hubicka <jh@suse.cz>
17267 * tree-eh.c (tree_remove_unreachable_handlers): Handle shared labels.
17268 (tree_empty_eh_handler_p): Allow non-EH predecestors; allow region
17269 to be reached by different label than left.
17270 (update_eh_edges): Update comment; remove edge_to_remove if possible
17271 and return true if suceeded.
17272 (cleanup_empty_eh): Accept sharing map; handle shared regions.
17273 (cleanup_eh): Compute sharing map.
17274 * except.c (remove_eh_handler_and_replace): Add argument if we should
17276 (remove_unreachable_regions): Update for label sharing.
17277 (label_to_region_map): Likewise.
17278 (get_next_region_sharing_label): New function.
17279 (remove_eh_handler_and_replace): Add update_catch_try parameter; update
17281 (remove_eh_handler): Update.
17282 (remove_eh_region_and_replace_by_outer_of): New function.
17283 * except.h (struct eh_region): Add next_region_sharing_label.
17284 (remove_eh_region_and_replace_by_outer_of,
17285 get_next_region_sharing_label): Declare.
17286 * tree-cfgcleanup.c (tree_forwarder_block_p): Simplify.
17288 2009-04-25 Jan Hubicka <jh@suse.cz>
17290 * tree-cfg.c (split_critical_edges): Split also edges where we can't
17291 insert code even if they are not critical.
17293 2009-04-25 Jan Hubicka <jh@suse.cz>
17295 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17296 (gimple_can_remove_branch_p): EH edges won't remove branch by
17298 * tree-inline.c (update_ssa_across_abnormal_edges): Do handle
17299 updating of non-abnormal EH edges.
17300 * tree-cfg.c (gimple_can_merge_blocks_p): EH edges are unmergable.
17301 (gimple_can_remove_branch_p): EH edges are unremovable by redirection.
17302 (split_critical_edges): Split also edges where emitting code on them
17303 will lead to splitting later.
17305 2009-04-25 Uros Bizjak <ubizjak@gmail.com>
17306 H.J. Lu <hongjiu.lu@intel.com>
17309 * configure.ac (HAVE_AS_IX86_FILDQ): On x86 targets check whether
17310 the configured assembler supports fildq and fistpq mnemonics.
17311 (HAVE_AS_IX86_FILDS): Rename from HAVE_GAS_FILDS_FISTS.
17312 * configure: Regenerated.
17313 * config.in: Ditto.
17315 * config/i386/i386.c (print_operand): Handle 'Z'.
17316 ['z']: Remove handling of special fild/fist suffixes.
17317 (output_fix_trunc): Use '%Z' to output suffix of fist{,p,tp} insn.
17318 * config/i386/i386.md (*floathi<mode>2_i387): Use '%Z' to output
17319 suffix of fild insn.
17320 (*floatsi<mode>2_vector_mixed): Ditto.
17321 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Ditto.
17322 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Ditto.
17323 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17324 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387): Ditto.
17325 * config/i386/gas.h (GAS_MNEMONICS): Remove.
17327 2009-04-25 Ben Elliston <bje@au.ibm.com>
17329 * genrecog.c (validate_pattern): Do not warn for VOIDmode CALLs as
17330 the source of a set operation.
17332 2009-04-25 Anatoly Sokolov <aesok@post.ru>
17334 * target.h (struct gcc_target): Add case_values_threshold field.
17335 * target-def.h (TARGET_CASE_VALUES_THRESHOLD): New.
17336 (TARGET_INITIALIZER): Use TARGET_CASE_VALUES_THRESHOLD.
17337 * targhooks.c (default_case_values_threshold): New function.
17338 * targhooks.h (default_case_values_threshold): Declare function.
17339 * stmt.c (expand_case): Use case_values_threshold target hook.
17340 * expr.h (case_values_threshold): Remove declartation.
17341 * expr.c (case_values_threshold): Remove function.
17342 * doc/tm.texi (CASE_VALUES_THRESHOLD): Revise documentation.
17344 * config/avr/avr.h (CASE_VALUES_THRESHOLD): Remove macro.
17345 * config/avr/avr.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17346 (avr_case_values_threshold): Declare as static.
17347 * config/avr/avr-protos.h (avr_case_values_threshold): Remove.
17349 * config/avr/mn10300.h (CASE_VALUES_THRESHOLD): Remove macro.
17350 * config/avr/mn10300.c (TARGET_CASE_VALUES_THRESHOLD): Define macro.
17351 (mn10300_case_values_threshold): New function.
17353 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17355 * ira.c (setup_cover_and_important_classes): Add enum cast.
17357 2009-04-24 Vladimir Makarov <vmakarov@redhat.com>
17359 * genpreds.c (write_enum_constraint_num): Output definition of
17360 CONSTRAINT_NUM_DEFINED_P macro.
17361 * ira.c (setup_cover_and_important_classes): Use
17362 CONSTRAINT_NUM_DEFINED_P instead of CONSTRAINT__LIMIT in #ifdef.
17364 2009-04-24 DJ Delorie <dj@redhat.com>
17366 * config/sh/sh.h (LIBGCC2_DOUBLE_TYPE_SIZE): Test
17367 __SH2A_SINGLE_ONLY__ also.
17369 2009-04-24 Steve Ellcey <sje@cup.hp.com>
17371 * config/ia64/ia64.md (movfs_internal): Allow flt constants.
17372 (movdf_internal): Ditto.
17373 * config/ia64/ia64.c (ia64_legitimate_constant_p): Allow
17374 SFmode and DFmode constants.
17375 (ia64_print_operand): Add 'G' format for printing
17376 floating point constants.
17378 2009-04-24 Richard Guenther <rguenther@suse.de>
17380 * tree-vrp.c (extract_range_from_binary_expr): Handle overflow
17381 from unsigned additions.
17383 2009-04-24 Joseph Myers <joseph@codesourcery.com>
17385 * c-typeck.c (set_init_index): Allow array designators that are
17386 not integer constant expressions with a pedwarn if pedantic.
17388 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17390 * simplify-rtx.c (simplify_binary_operation_1, case AND): Result is
17391 zero if no overlap in nonzero bits between the operands.
17393 2009-04-24 Ian Lance Taylor <iant@google.com>
17395 * combine.c (record_value_for_reg): Change 0 to VOIDmode, twice.
17396 (record_dead_and_set_regs): Likewise.
17397 * df.h (struct df_mw_hardreg): Change flags field to int.
17398 (struct df_base_ref): Likewise.
17399 (struct df): Change changeable_flags field to int.
17400 * df-scan.c (df_defs_record): Change clobber_flags to int.
17401 * dwarf2.h (enum dwarf_tag): Make lo_user and hi_user values enum
17402 constants rather than #define macros.
17403 (enum dwarf_attribute, enum dwarf_location_atom): Likewise.
17404 (enum dwarf_type, enum dwarf_endianity_encoding): Likewise.
17405 (enum dwarf_calling_convention): Likewise.
17406 (enum dwarf_line_number_x_ops): Likewise.
17407 (enum dwarf_call_frame_info): Likewise.
17408 (enum dwarf_source_language): Likewise.
17409 * dwarf2out.c (int_loc_descriptor): Add cast to enum type.
17410 (add_calling_convention_attribute): Likewise.
17411 * fold-const.c (fold_undefer_overflow_warnings): Add cast to enum type.
17412 (combine_comparisons): Change compcode to int. Add cast to enum type.
17413 * genrecog.c (maybe_both_true_2): Change c to int.
17414 (write_switch): Likewise. Add cast to enum type.
17415 * gimplify.c (gimplify_omp_for): Handle return values from
17416 gimplify_expr using MIN rather than bitwise or.
17417 (gimplify_expr): Add cast to enum type.
17418 * ipa-prop.c (update_jump_functions_after_inlining): Change
17419 IPA_BOTTOM to IPA_JF_UNKNOWN.
17420 * ira.c (setup_class_subset_and_memory_move_costs): Change mode to int.
17421 Add casts to enum type.
17422 (setup_cover_and_important_classes): Change cl to int. Add casts
17424 (setup_class_translate): Change cl and mode to int.
17425 (ira_init_once): Change mode to int.
17426 (free_register_move_costs): Likewise.
17427 (setup_prohibited_mode_move_regs): Add casts to enum type.
17428 * langhooks.c (add_builtin_function_common): Rework assertion that
17429 value fits bitfield.
17430 * mcf.c (add_fixup_edge): Change type parameter to edge_type.
17431 * omega.c (omega_do_elimination): Avoid math on enum types.
17432 * optabs.c (expand_vec_shift_expr): Remove casts to int.
17433 * opts.c (set_debug_level): Change 2 to enum constant. Use new
17434 int local to handle integral_argment value.
17435 * regmove.c (try_auto_increment): Change PUT_MODE to
17437 * reload.c (push_secondary_reload): Add casts to enum type.
17438 (secondary_reload_class, find_valid_class): Likewise.
17439 * reload1.c (emit_input_reload_insns): Likewise.
17440 * rtl.h (NOTE_VAR_LOCATION_STATUS): Likewise.
17441 * sel-sched.c (init_hard_regs_data): Change cur_mode to int.
17442 * sel-sched-ir.c (hash_with_unspec_callback): Change 0 to enum
17444 * tree.c (build_common_builtin_nodes): Add casts to enum type.
17445 * tree-complex.c (complex_lattice_t): Typedef to int rather than
17447 (expand_complex_libcall): Add casts to enum type.
17448 * tree-into-ssa.c (get_ssa_name_ann): Change 0 to enum constant.
17449 * tree-vect-loop.c (vect_model_reduction_cost): Compare reduc_code
17450 with ERROR_MARK, not NUM_TREE_CODES.
17451 (vect_create_epilog_for_reduction): Likewise.
17452 (vectorizable_reduction): Don't initialize epiloc_reduc_code.
17453 When not using it, set it to ERROR_MARK rather than NUM_TREE_CODES.
17454 * tree-vect-patterns.c (vect_pattern_recog_1): Change vec_mode to
17456 * tree-vect-stmts.c (new_stmt_vec_info): Change 0 to
17457 vect_unused_in_loop. Change 0 to loop_vect.
17458 * tree-vectorizer.c (vect_set_verbosity_level): Add casts to enum type.
17459 * var-tracking.c (get_init_value): Change return type to enum
17461 * vec.h (DEF_VEC_FUNC_P) [iterate]: Cast 0 to type T.
17462 * config/arm/arm.c (fp_model_for_fpu): Change to array to enum
17464 (arm_override_options): Add casts to enum type.
17465 (arm_emit_tls_decoration): Likewise.
17466 * config/i386/i386.c (ix86_function_specific_restore): Add casts
17468 * config/i386/i386-c.c (ix86_pragma_target_parse): Likewise.
17469 * config/ia64/ia64.c (ia64_expand_compare): Change magic to int.
17470 * config/rs6000/rs6000.c (rs6000_override_options): Add casts to
17472 * config/s390/s390.c (code_for_builtin_64): Change to array of
17474 (code_for_builtin_31): Likewise.
17475 (s390_expand_builtin): Change code_for_builtin to enum insn_code
17477 * config/sparc/sparc.c (sparc_override_options): Change value
17478 field in struct code_model to enum cmodel. In initializer change
17479 0 to NULL and add cast to enum type.
17481 * c-typeck.c (build_modify_expr): Add lhs_origtype parameter.
17482 Change all callers. Issue a -Wc++-compat warning using
17483 lhs_origtype if necessary.
17484 (convert_for_assignment): Issue -Wc++-compat warnings about
17485 invalid conversions to enum type on assignment.
17486 * c-common.h (build_modify_expr): Update declaration.
17488 2009-04-24 Nick Clifton <nickc@redhat.com>
17490 * config/iq2000/iq2000.c (function_arg): Handle TImode values.
17491 (function_arg_advance): Likewise.
17492 * config/iq2000/iq2000.md (movsi_internal2): Fix the length of the
17495 2009-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
17497 * config/s390/constraints.md ('I', 'J'): Fix condition.
17499 2009-04-24 Diego Novillo <dnovillo@google.com>
17501 * gengtype-parse.c (parse_error): Add newline after message.
17503 2009-04-24 H.J. Lu <hongjiu.lu@intel.com>
17505 * config/i386/sse.md (avxmodesuffixs): Removed.
17506 (*avx_pinsr<avxmodesuffixs>): Renamed to ...
17507 (*avx_pinsr<ssevecsize>): This.
17509 2009-04-24 Bernd Schmidt <bernd.schmidt@analog.com>
17511 * loop-iv.c (replace_single_def_regs): Look for REG_EQUAL notes;
17512 follow chains of regs with a single definition, and allow expressions
17513 that are function_invariant_p.
17514 (simple_rhs_p): Allow expressions that are function_invariant_p.
17516 2009-04-24 Paolo Bonzini <bonzini@gnu.org>
17518 PR middle-end/39867
17519 * fold-const.c (fold_cond_expr_with_comparison): When folding
17520 > and >= to MAX, make sure the MAX uses the same type as the
17521 comparison's operands.
17523 2009-04-24 Nick Clifton <nickc@redhat.com>
17525 * config/frv/frv.c (frv_frame_access): Do not use reg+reg
17526 addressing for DImode accesses.
17527 (frv_print_operand_address): Handle PLUS case.
17528 * config/frv/frv.h (FIXED_REGISTERS): Mark link register as fixed.
17530 2009-04-24 Jakub Jelinek <jakub@redhat.com>
17532 PR rtl-optimization/39794
17533 * alias.c (canon_true_dependence): Add x_addr argument.
17534 * rtl.h (canon_true_dependence): Adjust prototype.
17535 * cse.c (check_dependence): Adjust canon_true_dependence callers.
17536 * cselib.c (cselib_invalidate_mem): Likewise.
17537 * gcse.c (compute_transp): Likewise.
17538 * dse.c (scan_reads_nospill): Likewise.
17539 (record_store, check_mem_read_rtx): Likewise. For non-const-or-frame
17540 addresses pass base->val_rtx as mem_addr, for const-or-frame addresses
17541 canon_base_addr of the group, plus optional offset.
17542 (struct group_info): Rename canon_base_mem to
17544 (get_group_info): Set canon_base_addr to canon_rtx of base, not
17545 canon_rtx of base_mem.
17547 2009-04-23 Paolo Bonzini <bonzini@gnu.org>
17549 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17550 Use memory_address_p instead of GO_IF_LEGITIMATE_ADDRESS.
17552 2009-04-23 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17554 * config/spu/spu-builtins.h: Delete file.
17556 * config/spu/spu.h (enum spu_builtin_type): Move here from
17558 (struct spu_builtin_description): Likewise. Add GTY marker.
17559 Do not use enum spu_function_code or enum insn_code.
17560 (spu_builtins): Add extern declaration.
17562 * config/spu/spu.c: Do not include "spu-builtins.h".
17563 (enum spu_function_code, enum spu_builtin_type_index,
17564 V16QI_type_node, V8HI_type_node, V4SI_type_node, V2DI_type_node,
17565 V4SF_type_node, V2DF_type_node, unsigned_V16QI_type_node,
17566 unsigned_V8HI_type_node, unsigned_V4SI_type_node,
17567 unsigned_V2DI_type_node): Move here from spu-builtins.h.
17568 (spu_builtin_types): Make static. Add GTY marker.
17569 (spu_builtins): Add extern declaration with GTY marker.
17570 Include "gt-spu.h".
17572 * config/spu/spu-c.c: Do not include "spu-builtins.h".
17573 (spu_resolve_overloaded_builtin): Do not use spu_function_code.
17574 Check programmatically whether all parameters are scalar.
17576 * config/spu/t-spu-elf (spu.o, spu-c.o): Update dependencies.
17578 2009-04-23 Eric Botcazou <ebotcazou@adacore.com>
17580 * gimplify.c (gimplify_modify_expr_rhs) <VAR_DECL>: Do not do a direct
17581 assignment from the constructor either if the target is volatile.
17583 2009-04-23 Daniel Jacobowitz <dan@codesourcery.com>
17585 * config/arm/arm.md (insv): Do not share operands[0].
17587 2009-04-23 Nathan Sidwell <nathan@codesourcery.com>
17589 * config/vxlib-tls.c (active_tls_threads): Delete.
17590 (delete_hook_installed): New.
17591 (tls_delete_hook): Don't delete the delete hook.
17592 (tls_destructor): Delete it here.
17593 (__gthread_set_specific): Adjust installing the delete hook.
17594 (tls_delete_hook): Use __gthread_enter_tsd_dtor_context and
17595 __gthread_leave_tsd_dtor_context.
17597 2009-04-23 Rafael Avila de Espindola <espindola@google.com>
17599 * c-format.c (gcc_tdiag_char_table): Add support for %E.
17601 2009-04-23 Uros Bizjak <ubizjak@gmail.com>
17603 * config/alpha/alpha.c (alpha_legitimize_reload_address): Add cast to
17605 (alpha_rtx_costs): Ditto.
17606 (emit_unlikely_jump): Use add_reg_note.
17607 (emit_frame_store_1): Ditto.
17608 (alpha_expand_prologue): Ditto.
17609 (alpha_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17610 * config/alpha/alpha.c (Unicos/Mk address splitter): Use add_reg_note.
17612 2009-04-23 Nick Clifton <nickc@redhat.com>
17614 * config/v850/v850.md (epilogue): Remove suppressed code.
17615 (return): Rename to return_simple and remove test of frame size.
17616 * config/v850/v850.c (expand_epilogue): Rename call to gen_return
17617 to gen_return_simple.
17619 2009-04-22 Jing Yu <jingyu@google.com>
17622 * config/arm/arm.h: Define HANDLE_PRAGMA_PACK_PUSH_POP.
17624 2009-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
17627 * c-typeck.c (process_init_element): Treat VECTOR_TYPE like ARRAY_TYPE
17628 and RECORD_TYPE/UNION_TYPE. When outputing the actual element and the
17629 value is a VECTOR_CST, the element type is the element type of the
17632 2009-04-22 DJ Delorie <dj@redhat.com>
17634 * config/m32c/m32c.h: Update GTY annotations to new syntax.
17636 2009-04-22 Jakub Jelinek <jakub@redhat.com>
17638 * alias.c (find_base_term): Move around LO_SUM case, so that
17639 CONST falls through into PLUS/MINUS handling.
17642 * fold-const.c (fold_binary) <case LSHIFT_EXPR>: When optimizing
17643 into 0, use omit_one_operand.
17645 2009-04-23 Ben Elliston <bje@au.ibm.com>
17647 * config/rs6000/linux-unwind.h (get_regs): Remove type
17648 puns. Change the type of `pc' to an array of unsigned ints and
17649 update all users. Constify frame24.
17651 2009-04-22 DJ Delorie <dj@redhat.com>
17653 * config/m32c/m32c.c (m32c_special_page_vector_p): Move
17654 declarations before code.
17655 (current_function_special_page_vector): Likewise.
17656 (m32c_expand_insv): Silence a warning.
17658 2009-04-21 Taras Glek <tglek@mozilla.com>
17660 * alias.c: Update GTY annotations to new syntax.
17661 * basic-block.h: Likewise.
17662 * bitmap.h: Likewise.
17663 * c-common.h: Likewise.
17664 * c-decl.c: Likewise.
17665 * c-parser.c: Likewise.
17666 * c-pragma.c: Likewise.
17667 * c-tree.h: Likewise.
17668 * cfgloop.h: Likewise.
17669 * cgraph.h: Likewise.
17670 * config/alpha/alpha.c: Likewise.
17671 * config/arm/arm.h: Likewise.
17672 * config/avr/avr.h: Likewise.
17673 * config/bfin/bfin.c: Likewise.
17674 * config/cris/cris.c: Likewise.
17675 * config/darwin.c: Likewise.
17676 * config/frv/frv.c: Likewise.
17677 * config/i386/i386.c: Likewise.
17678 * config/i386/i386.h: Likewise.
17679 * config/i386/winnt.c: Likewise.
17680 * config/ia64/ia64.h: Likewise.
17681 * config/iq2000/iq2000.c: Likewise.
17682 * config/mips/mips.c: Likewise.
17683 * config/mmix/mmix.h: Likewise.
17684 * config/pa/pa.c: Likewise.
17685 * config/pa/pa.h: Likewise.
17686 * config/rs6000/rs6000.c: Likewise.
17687 * config/s390/s390.c: Likewise.
17688 * config/sparc/sparc.c: Likewise.
17689 * config/xtensa/xtensa.c: Likewise.
17690 * cselib.h: Likewise.
17691 * dbxout.c: Likewise.
17692 * dwarf2out.c: Likewise.
17693 * except.c: Likewise.
17694 * except.h: Likewise.
17695 * fixed-value.h: Likewise.
17696 * function.c: Likewise.
17697 * function.h: Likewise.
17698 * gimple.h: Likewise.
17699 * integrate.c: Likewise.
17700 * optabs.c: Likewise.
17701 * output.h: Likewise.
17702 * real.h: Likewise.
17704 * stringpool.c: Likewise.
17705 * tree-data-ref.c: Likewise.
17706 * tree-flow.h: Likewise.
17707 * tree-scalar-evolution.c: Likewise.
17708 * tree-ssa-address.c: Likewise.
17709 * tree-ssa-alias.h: Likewise.
17710 * tree-ssa-operands.h: Likewise.
17711 * tree.c: Likewise.
17712 * tree.h: Likewise.
17713 * varasm.c: Likewise.
17714 * varray.h: Likewise.
17716 * coretypes.h: Do not define GTY macro if it is already defined.
17717 * doc/gty.texi: Update GTY documentation to new syntax.
17718 * gengtype-lex.l: Enforce attribute-like syntax for GTY
17719 annotations on structs.
17720 * gengtype-parse.c: Likewise.
17722 2009-04-22 Mark Heffernan <meheff@google.com>
17724 * gcc.c (LINK_COMMAND_SPEC): Link with gcov with -fprofile-generate=.
17726 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17728 * config/arm/arm.c (arm_rtx_costs_1): Use power_of_two_operand
17731 2009-04-22 Kazu Hirata <kazu@codesourcery.com>
17733 * config/arm/arm.c (arm_size_rtx_costs): Treat a PLUS with a shift
17734 the same as a PLUS without a shift. Increase the cost of a
17737 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17739 * Makefile.in: Update dependencies.
17740 * errors.c (warning): Remove unused parameter 'opt'. Returns 'void'.
17741 * errors.h: Remove bogus comment about compatibility.
17742 (warning): Update declaration.
17743 * genautomata.c: Update all calls to warning.
17744 * gimple.c: Do not include errors.h. Include toplev.h.
17745 * tree-ssa-structalias.c: Do not include errors.h.
17746 * omega.c: Likewise.
17747 * tree-ssa-reassoc.c: Likewise.
17748 * config/spu/spu-c.c: Likewise.
17749 * config/spu/t-spu-elf: Update dependencies.
17751 2009-04-22 Richard Guenther <rguenther@suse.de>
17753 PR tree-optimization/39824
17754 * tree-ssa-ccp.c (fold_const_aggregate_ref): For INDIRECT_REFs
17755 make sure the types are compatible.
17757 2009-04-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17760 * c-common.c (c_parse_error): Take a token_flags parameter.
17761 Use token_type for the token type instead.
17762 Pass token_flags to cpp_type2name.
17763 * c-common.h (c_parse_error): Update declaration.
17764 * c-parser.c (c_parser_error): Pass 0 as token flags.
17766 2009-04-22 Andrey Belevantsev <abel@ispras.ru>
17768 PR rtl-optimization/39580
17769 * sel-sched-ir.c (insert_in_history_vect): Remove incorrect gcc_assert.
17771 2009-04-22 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
17773 * function.c (expand_function_end): Do not emit a jump to the "naked"
17774 return label for fall-through returns.
17775 * except.c (sjlj_emit_function_exit): Always place the call to the
17776 unregister function at the location installed by expand_function_end.
17778 2009-04-22 Richard Guenther <rguenther@suse.de>
17780 PR tree-optimization/39845
17781 * tree-switch-conversion.c (build_arrays): Add new referenced vars.
17782 (gen_inbound_check): Likewise.
17784 2009-04-22 Nathan Sidwell <nathan@codesourcery.com>
17786 * gthr-vxworks.h (struct __gthread_once_t): Add alignment and
17788 (__GTHREAD_ONCE_INIT): Adjust ppc initializer.
17789 * config/vxlib.c (__gthread_once): Add race guard for PPC.
17791 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17793 * config/sh/sh.c (shift_insns_rtx, shiftcosts, gen_shifty_op,
17794 sh_dynamicalize_shift_p, shl_and_scr_length): Truncate
17795 shift counts to avoid out-of-bounds array accesses.
17797 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17799 * config/sparc/sparc.h (POINTER_SIZE): Fix comment.
17800 (Pmode): Move above.
17802 2009-04-22 Uros Bizjak <ubizjak@gmail.com>
17804 * config/alpha/alpha.c: Use REG_P, MEM_P, CONST_INT_P, JUMP_P,
17805 NONJUMP_INSN_P, CALL_P, LABEL_P and NOTE_P predicates instead of
17806 GET_CODE macro. Use IN_RANGE macro where appropriate.
17807 * config/alpha/alpha.h: Ditto.
17808 * config/alpha/alpha.md: Ditto.
17809 * config/alpha/constraints.md: Ditto.
17810 * config/alpha/predicates.md: Ditto.
17812 2009-04-22 Paolo Bonzini <bonzini@gnu.org>
17814 * defaults.h (GO_IF_MODE_DEPENDENT_ADDRESS): Provide empty default.
17815 * config/frv/frv.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17816 * config/s390/s390.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17817 * config/m32c/m32c.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17818 * config/spu/spu.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17819 * config/i386/i386.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17820 * config/sh/sh.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17821 * config/pdp11/pdp11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17822 * config/avr/avr.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17823 * config/crx/crx.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17824 * config/fr30/fr30.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17825 * config/m68hc11/m68hc11.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17826 * config/cris/cris.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17827 * config/iq2000/iq2000.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17828 * config/mn10300/mn10300.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17829 * config/ia64/ia64.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17830 * config/m68k/m68k.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17831 * config/picochip/picochip.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17832 * config/arc/arc.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17833 * config/mcore/mcore.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17834 * config/score/score.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17835 * config/arm/arm.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17836 * config/pa/pa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17837 * config/mips/mips.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17838 * config/v850/v850.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17839 * config/mmix/mmix.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17840 * config/bfin/bfin.h (GO_IF_MODE_DEPENDENT_ADDRESS): Delete.
17842 2009-04-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
17844 * cfghooks.c (tidy_fallthru_edges): Remove find_basic_blocks
17845 references from comments.
17846 * cfgbuild.c: (count_basic_blocks): Delete.
17847 (find_basic_blocks_1): Delete.
17848 (find_basic_blocks): Delete.
17849 * except.c (finish_eh_generation): Make static. Move comment from
17850 except.h here. Remove find_basic_blocks references from comments.
17851 * except.h (finish_eh_generation): Delete.
17852 * basic-block.h (find_basic_blocks): Delete.
17853 * config/sh/sh.c (sh_output_mi_thunk): Delete a "#if 0" block.
17855 2009-04-22 Dave Korn <dave.korn.cygwin@gmail.com>
17857 * sdbout.c (sdbout_symbol): Pass VOIDmode to eliminate_regs.
17858 (sdbout_parms): Likewise.
17860 2009-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
17862 * config/sh/sh.c (prepare_cbranch_operands): Use
17863 LAST_AND_UNUSED_RTX_CODE instead of CODE_FOR_nothing.
17864 (expand_cbranchdi4): Likewise.
17865 (from_compare): Add cast to enum type.
17866 (expand_cbranchsi4): Use add_reg_note.
17867 (output_stack_adjust, push, pop, sh_expand_prologue): Likewise.
17868 (sh_insn_length_adjustment): Use sh_cpu_attr instead of sh_cpu.
17869 (sh_initialize_trampoline): Change 0 to LCT_NORMAL in function call.
17870 (sh_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
17871 * config/sh/sh.md (cbranchsi4): Use LAST_AND_UNUSED_RTX_CODE
17872 instead of CODE_FOR_nothing.
17873 (cbranchdi4): Likewise. Fix the order of arguments for
17875 (push_fpscr): Use add_reg_note.
17876 (pop_fpscr, movdf_i4+1, reload_outdf__RnFRm+3, reload_outdf__RnFRm+4,
17877 reload_outdf__RnFRm+5, fpu_switch+1, fpu_switch+2): Likewise.
17879 2009-04-21 Joseph Myers <joseph@codesourcery.com>
17881 * ABOUT-GCC-NLS, ChangeLog, ChangeLog-1997, ChangeLog-1998,
17882 ChangeLog-1999, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17883 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17884 ChangeLog-2007, ChangeLog-2008, ChangeLog.dataflow, ChangeLog.lib,
17885 ChangeLog.ptr, ChangeLog.tree-ssa, ChangeLog.tuples, FSFChangeLog,
17886 FSFChangeLog.10, FSFChangeLog.11, LANGUAGES, ONEWS, acinclude.m4,
17887 config/alpha/gnu.h, config/alpha/libgcc-alpha-ldbl.ver,
17888 config/alpha/t-osf4, config/alpha/t-vms, config/alpha/va_list.h,
17889 config/alpha/x-vms, config/arc/t-arc,
17890 config/arm/README-interworking, config/arm/arm-c.c,
17891 config/arm/gentune.sh, config/arm/libgcc-bpabi.ver,
17892 config/arm/t-arm, config/arm/t-arm-elf, config/arm/t-arm-softfp,
17893 config/arm/t-bpabi, config/arm/t-linux, config/arm/t-linux-eabi,
17894 config/arm/t-netbsd, config/arm/t-pe, config/arm/t-strongarm-elf,
17895 config/arm/t-symbian, config/arm/t-vxworks, config/arm/t-wince-pe,
17896 config/avr/t-avr, config/bfin/elf.h, config/bfin/libgcc-bfin.ver,
17897 config/bfin/linux.h, config/bfin/t-bfin, config/bfin/t-bfin-elf,
17898 config/bfin/t-bfin-linux, config/bfin/t-bfin-uclinux,
17899 config/bfin/uclinux.h, config/cris/mulsi3.asm, config/cris/t-cris,
17900 config/cris/t-elfmulti, config/crx/t-crx,
17901 config/darwin-ppc-ldouble-patch.def, config/darwin-sections.def,
17902 config/divmod.c, config/fr30/t-fr30, config/frv/libgcc-frv.ver,
17903 config/frv/t-frv, config/frv/t-linux, config/h8300/genmova.sh,
17904 config/h8300/t-h8300, config/i386/athlon.md,
17905 config/i386/darwin-libgcc.10.4.ver,
17906 config/i386/darwin-libgcc.10.5.ver, config/i386/libgcc-glibc.ver,
17907 config/i386/mach.h, config/i386/netbsd.h, config/i386/t-crtpc,
17908 config/i386/t-cygming, config/i386/t-cygwin, config/i386/t-i386,
17909 config/i386/t-linux64, config/i386/t-nwld,
17910 config/i386/t-rtems-i386, config/i386/t-sol2-10,
17911 config/i386/x-mingw32, config/ia64/div.md, config/ia64/elf.h,
17912 config/ia64/ia64.opt, config/ia64/libgcc-glibc.ver,
17913 config/ia64/libgcc-ia64.ver, config/ia64/linux.h,
17914 config/ia64/sysv4.h, config/ia64/t-hpux, config/ia64/t-ia64,
17915 config/iq2000/abi, config/iq2000/lib2extra-funcs.c,
17916 config/iq2000/t-iq2000, config/libgcc-glibc.ver,
17917 config/m32r/libgcc-glibc.ver, config/m32r/t-linux,
17918 config/m32r/t-m32r, config/m68hc11/t-m68hc11,
17919 config/m68k/t-floatlib, config/m68k/t-linux, config/m68k/t-mlibs,
17920 config/m68k/t-uclinux, config/mcore/t-mcore,
17921 config/mcore/t-mcore-pe, config/mips/20kc.md, config/mips/4130.md,
17922 config/mips/5400.md, config/mips/5500.md, config/mips/crti.asm,
17923 config/mips/crtn.asm, config/mips/irix-crti.asm,
17924 config/mips/irix-crtn.asm, config/mips/libgcc-mips16.ver,
17925 config/mips/mips-dsp.md, config/mips/mips-dspr2.md,
17926 config/mips/mips-fixed.md, config/mips/sb1.md,
17927 config/mips/sr71k.md, config/mips/t-elf, config/mips/t-gofast,
17928 config/mips/t-iris6, config/mips/t-isa3264,
17929 config/mips/t-libgcc-mips16, config/mips/t-linux64,
17930 config/mips/t-mips, config/mips/t-r3900, config/mips/t-rtems,
17931 config/mips/t-sb1, config/mips/t-sde, config/mips/t-sdemtk,
17932 config/mips/t-slibgcc-irix, config/mips/t-sr71k, config/mips/t-st,
17933 config/mips/t-vr, config/mips/t-vxworks, config/mmix/t-mmix,
17934 config/mn10300/t-linux, config/mn10300/t-mn10300,
17935 config/pa/pa32-regs.h, config/pa/t-hpux-shlib, config/pa/t-linux,
17936 config/pa/t-linux64, config/pa/t-pa64, config/pdp11/t-pdp11,
17937 config/picochip/libgccExtras/clzsi2.asm,
17938 config/picochip/t-picochip, config/rs6000/darwin-ldouble-format,
17939 config/rs6000/darwin-libgcc.10.4.ver,
17940 config/rs6000/darwin-libgcc.10.5.ver,
17941 config/rs6000/libgcc-ppc-glibc.ver, config/rs6000/ppc-asm.h,
17942 config/rs6000/t-aix43, config/rs6000/t-aix52,
17943 config/rs6000/t-darwin, config/rs6000/t-fprules,
17944 config/rs6000/t-fprules-fpbit, config/rs6000/t-linux64,
17945 config/rs6000/t-lynx, config/rs6000/t-netbsd,
17946 config/rs6000/t-ppccomm, config/rs6000/t-ppcendian,
17947 config/rs6000/t-ppcgas, config/rs6000/t-rs6000,
17948 config/rs6000/t-rtems, config/rs6000/t-spe,
17949 config/rs6000/t-vxworks, config/s390/libgcc-glibc.ver,
17950 config/score/t-score-elf, config/sh/divcost-analysis,
17951 config/sh/libgcc-glibc.ver, config/sh/t-netbsd, config/sh/t-sh,
17952 config/sh/t-sh64, config/sh/t-superh, config/sh/t-symbian,
17953 config/sparc/libgcc-sparc-glibc.ver, config/sparc/sol2-bi.h,
17954 config/sparc/sol2-gas.h, config/sparc/sol2-gld-bi.h,
17955 config/sparc/t-elf, config/sparc/t-linux64, config/sparc/t-sol2,
17956 config/stormy16/stormy-abi, config/stormy16/t-stormy16,
17957 config/t-darwin, config/t-libunwind, config/t-libunwind-elf,
17958 config/t-linux, config/t-lynx, config/t-slibgcc-elf-ver,
17959 config/t-slibgcc-sld, config/t-sol2, config/t-vxworks,
17960 config/udivmod.c, config/udivmodsi4.c, config/v850/t-v850,
17961 config/v850/t-v850e, config/xtensa/t-xtensa, diagnostic.def,
17962 gdbinit.in, glimits.h, gstab.h, gsyms.h, java/ChangeLog,
17963 java/ChangeLog.ptr, java/ChangeLog.tree-ssa, libgcc-std.ver,
17964 limitx.h, version.c, xcoff.h: Add copyright and license notices.
17965 * config/h8300/genmova.sh: Include copyright and license notices
17966 in generated output.
17967 * config/h8300/mova.md: Regenerate.
17968 * doc/install.texi2html: Include word "Copyright" in copyright
17969 notice and use name "Free Software Foundation, Inc.".
17970 * ChangeLog, ChangeLog-2000, ChangeLog-2001, ChangeLog-2002,
17971 ChangeLog-2003, ChangeLog-2004, ChangeLog-2005, ChangeLog-2006,
17972 ChangeLog-2007, ChangeLog-2008: Correct dates.
17974 2009-04-21 Eric Botcazou <ebotcazou@adacore.com>
17976 * c-common.c (c_common_truthvalue_conversion): Use LOCATION to build
17977 NE_EXPR operations as well.
17978 * c-parser.c (c_parser_condition): Do not set location information on
17980 (c_parser_conditional_expression): Likewise.
17981 (c_parser_binary_expression): Set location information on operators.
17982 * c-typeck.c (build_unary_op) <TRUTH_NOT_EXPR>: Reset the location if
17983 TRUTH_NOT_EXPR has been folded.
17984 * fold-const.c (fold_truth_not_expr): Copy location information from
17985 the incoming expression to the outgoing one.
17986 * gimplify.c (shortcut_cond_r): Add locus parameter. Pass it to
17987 recursive calls on the LHS of the operator but pass that of the
17988 operator to recursive calls on the RHS of the operator. Set it
17990 (shortcut_cond_expr): Set the locus of the operator on the second
17991 COND_EXPR and that of the expression on the first in degenerate cases.
17992 Pass the locus of the expression to calls to shortcut_cond_r.
17993 Set the locus of the 'then' block on the associated jump, if any.
17994 (gimplify_boolean_expr): Add locus parameter. Set it on the COND_EXPR.
17995 (gimplify_expr) <TRUTH_ANDIF_EXPR>: Pass the locus of the outer
17996 expression to call to gimplify_boolean_expr.
17998 2009-04-21 Kai Tietz <kai.tietz@onevision.com>
18000 * config.gcc: Add additional configuration for
18001 i686-w64-mingw* and x86_64-w64-mingw* triplet.
18002 * config/i386/mingw-w64.h: New mingw-w64 specific header.
18003 (CPP_SPEC): Redefine for allowing -municode option.
18004 (STARTFILE_SPEC): Likewise.
18005 * config/i386/t-mingw-w64: New.
18006 * config/i386/mingw-w64.opt: New.
18007 (municode): Add new target option.
18008 * doc/invoke.texi (municode): Add documentation for new option.
18010 2009-04-21 Ian Lance Taylor <iant@google.com>
18012 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18013 Correct test for number of arguments.
18014 * config/spu/spu-c.c (spu_resolve_overloaded_builtin): Likewise.
18016 2009-04-21 Andreas Schwab <schwab@linux-m68k.org>
18018 * config/m68k/linux.h (FINALIZE_TRAMPOLINE): Use enum for second
18019 argument of emit_library_call.
18021 2009-04-21 Richard Guenther <rguenther@suse.de>
18023 PR middle-end/39829
18024 * gimple.c (walk_stmt_load_store_addr_ops): Catch addresses
18025 inside VIEW_CONVERT_EXPRs.
18027 2009-04-21 Martin Jambor <mjambor@suse.cz>
18029 * tree-switch-conversion.c (build_constructors): Split a long line.
18030 (constructor_contains_same_values_p): New function.
18031 (build_one_array): Create assigns of constants if possible, do not
18032 call mark_sym_for_renaming, call update_stmt.
18033 (build_arrays): Call make_ssa_name (create_tmp_var ()) instead of
18034 make_rename_temp. Do not call mark_symbols_for_renaming, call
18036 (gen_def_assigns): Do not call mark_symbols_for_renaming or
18037 find_new_referenced_vars, call update_stmt.
18038 (gen_inbound_check): Use create_tmp_var and create ssa names manually
18039 instead of calling make_rename_temp. Do not call
18040 find_new_referenced_vars or mark_symbols_for_renaming, call
18043 2009-04-21 Richard Guenther <rguenther@suse.de>
18045 PR tree-optimization/39827
18046 * tree-ssa-phiprop.c (propagate_with_phi): Check SSA_NAME is in range.
18047 (tree_ssa_phiprop): Pass the correct array size.
18049 2009-04-21 Uros Bizjak <ubizjak@gmail.com>
18051 * config/alpha/alpha.md (tune): Add cast to enum attr_tune.
18053 2009-04-21 Manuel López-Ibáñez <manu@gcc.gnu.org>
18056 * c-typeck.c (lvalue_p): Move declaration ...
18057 * c-common.h (lvalue_p): ... to here.
18058 * c-common.c (candidate_equal_p): New.
18059 (add_tlist): Use it.
18060 (merge_tlist): Use it.
18061 (warn_for_collisions_1): Likewise.
18062 (warning_candidate_p): Accept more candidates.
18063 (verify_tree): A warning candidate can be an expression. Use
18066 2009-04-21 Ben Elliston <bje@au.ibm.com>
18069 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18070 for -mcall-eabi, -mcall-aixdesc, -mcall-freebsd and -mcall-openbsd
18071 options. Remove -mcall-solaris documentation.
18073 2009-04-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18076 * doc/invoke.texi (-Wlong-long): Update description.
18077 * c-lex (interpret_integer): Only warn if there was no previous
18078 overflow and -Wlong-long is enabled.
18079 * c-decl.c (declspecs_add_type): Drop redundant flags.
18080 * c.opt (Wlong-long): Init to -1.
18081 * c-opts.c (sanitize_cpp_opts): Synchronize cpp's warn_long_long
18082 and front-end warn_long_long. Wlong-long only depends on other
18083 flags if it is uninitialized.
18084 * c-parser.c (disable_extension_diagnostics): warn_long_long is
18085 the same for CPP and FE.
18086 (restore_extension_diagnostics): Likewise.
18088 2009-04-20 Ian Lance Taylor <iant@google.com>
18090 Fix enum conversions which are invalid in C++:
18091 * auto-inc-dec.c (attempt_change): Change 0 to SET in function call.
18092 * calls.c (store_one_arg): Change 0 to EXPAND_NORMAL in function call.
18093 * cse.c (hash_rtx_cb): Change 0 to VOIDmode in function call.
18094 * dbgcnt.c (dbg_cnt_set_limit_by_name): Add cast to enum type.
18095 * dbxout.c (dbxout_symbol): Change 0 to VOIDmode in function call.
18096 (dbxout_parms): Likewise.
18097 * df-core.c (df_set_flags): Change changeable_flags parameter to int.
18098 (df_clear_flags): Likewise.
18099 * df-problems.c (df_rd_bb_local_compute_process_def): Change
18100 top_flag parameter to int.
18101 (df_chain_create_bb_process_use): Likewise.
18102 (df_chain_add_problem): Change chain_flags parameter to unsigned int.
18104 * df-scan.c (df_ref_create): Change ref_flags parameter to int.
18105 (df_ref_create_structure, df_def_record_1): Likewise.
18106 (df_defs_record, df_uses_record, df_get_call_refs): Likewise.
18107 (df_notes_rescan): Change 0 to VOIDmode in function call.
18108 (df_get_call_refs, df_insn_refs_collect): Likewise.
18109 (df_bb_regs_collect): Likewise.
18110 (df_entry_block_defs_collect): Likewise.
18111 (df_exit_block_uses_collect): Likewise.
18112 * df.h: Update declarations.
18113 * double-int.c (double_int_divmod): Add cast to enum type.
18114 * dse.c (replace_inc_dec): Reverse parameters to gen_int_mode.
18115 * dwarf2out.c (new_reg_loc_descr): Add casts to enum type.
18116 (based_loc_descr): Likewise.
18117 (loc_descriptor_from_tree_1): Change first_op and second_op to
18118 enum dwarf_location_atom. Add cast to enum type.
18119 * expmed.c (init_expmed): Change 0 to SET in function call.
18120 * expr.c (init_expr_target): Change 0 to VOIDmode in function call.
18121 (expand_expr_real_1): Change 0 to EXPAND_NORMAL in function call.
18122 (do_store_flag): Likewise.
18123 * fixed-value.h (struct fixed_value): Change mode to enum
18125 * function.c (assign_parms): Change 0 to VOIDmode in function call.
18126 * genautomata.c (insert_automaton_decl): Change 1 to INSERT in
18128 (insert_insn_decl, insert_decl, insert_state): Likewise.
18129 (automata_list_finish): Likewise.
18130 * genrecog.c (process_define_predicate): Add cast to enum type.
18131 * gensupport.c (init_predicate_table): Add cast to enum type.
18132 * gimple.c (gimple_build_return): Change 0 to ERROR_MARK in
18134 (gimple_build_call_1, gimple_build_label): Likewise.
18135 (gimple_build_goto, gimple_build_asm_1): Likewise.
18136 (gimple_build_switch_1, gimple_build_cdt): Likewise.
18137 * gimple.h (GIMPLE_CHECK): Change 0 to ERROR_MARK in function call.
18138 (enum fallback): Rename from enum fallback_t.
18139 (fallback_t): Typedef as int.
18140 * gimple-low.c (lower_builtin_setjmp): Change TSI_SAME_STMT to
18141 GSI_SAME_STMT in function call.
18142 * ira.c (setup_class_subset_and_memory_move_costs): Add casts to
18144 (setup_reg_class_relations): Likewise.
18145 (setup_reg_class_nregs): Change cl to int. Add casts to enum type.
18146 (setup_prohibited_class_mode_regs): Add cast to enum type.
18147 (setup_prohibited_mode_move_regs): Likewise.
18148 * ira-costs.c (record_reg_classes): Change rclass to enum reg_class.
18149 (record_address_regs): Change i to enum reg_class.
18150 * lists.c (alloc_EXPR_LIST): Add cast to enum type.
18151 * machmode.h (GET_MODE_CLASS): Cast value to enum mode_class.
18152 (GET_MODE_WIDER_MODE): Cast value to enum machine_mode.
18153 (GET_MODE_2XWIDER_MODE): Likewise.
18154 (GET_CLASS_NARROWEST_MODE): Likewise.
18155 * omp-low.c (expand_omp_for): Add cast to enum type.
18156 * optabs.c (debug_optab_libfuncs): Add casts to enum type.
18157 * opts.c (enable_warning_as_error): Change kind to diagostic_t.
18158 * postreload.c (reload_cse_simplify_operands): Change rclass local
18160 * predict.c (combine_predictions_for_insn): Change best_predictor
18161 and predictor to enum br_predictor.
18162 (combine_predictions_for_bb): Likewise.
18163 (build_predict_expr): Change assignment to PREDICT_EXPR_OUTCOME to
18164 use SET_PREDICT_EXPR_OUTCOME.
18165 * real.c (real_arithmetic): Change icode to code in function call.
18166 * reginfo.c (init_move_cost): Add casts to enum type.
18167 (init_reg_sets_1, init_fake_stack_mems): Likewise.
18168 * regmove.c (regclass_compatible_p): Change class0 and class1 to
18170 * reload.c (find_valid_class): Add casts to enum type.
18171 (push_reload): Change 0 to NO_REGS in function call.
18172 (find_reloads): Change this_alternative to array of enum
18173 reg_class. Remove some now-unnecessary casts.
18174 (make_memloc): Change 0 to VOIDmode in function call.
18175 * reload1.c (reload): Change 0 to VOIDmode in function call.
18176 (eliminate_regs_1, elimination_effects): Likewise.
18177 (eliminate_regs_in_insn): Likewise.
18178 (emit_input_reload_insns): Add cast to enum type.
18179 (delete_output_reload): Change 0 to VOIDmode in function call.
18180 * reorg.c (insn_sets_resource_p): Convert include_delayed_effects
18181 to enum type in function call.
18182 * tree.h (PREDICT_EXPR_OUTCOME): Add cast to enum type.
18183 (SET_PREDICT_EXPR_OUTCOME): Define.
18184 * tree-dump.c (get_dump_file_info): Change phase parameter to int.
18185 (get_dump_file_name, dump_begin, dump_enabled_p): Likewise.
18186 (dump_initialized_p, dump_flag_name, dump_end): Likewise.
18187 (dump_function): Likewise.
18188 * tree-dump.h: Update declarations.
18189 * tree-pass.h: Update declarations.
18190 * varasm.c (assemble_integer): Change mclass to enum mode_class.
18191 * config/arm/arm.c (thumb_legitimize_reload_address): Add cast to
18193 (arm_rtx_costs_1): Correct parenthesization.
18194 (arm_rtx_costs): Add casts to enum type.
18195 (adjacent_mem_locations): Reverse arguments to const_ok_for_op.
18196 (vfp_emit_fstmd): Use add_rg_note.
18197 (emit_multi_reg_push, emit_sfm): Likewise.
18198 (thumb_set_frame_pointer): Likewise.
18199 (arm_expand_prologue): Likewise.
18200 (arm_regno_class): Change return type to enum reg_class.
18201 (thumb1_expand_prologue): Use add_reg_note.
18202 * config/arm/arm-protos.h (arm_regno_class): Update declaration.
18203 * config/arm/arm.h (INITIALIZE_TRAMPOLINE): Change 0 to LCT_NORMAL
18205 * config/arm/gentune.sh: Add cast to enum type.
18206 * config/arm/arm-tune.md: Rebuild.
18207 * config/i386/i386.c (ix86_expand_prologue): Use add_reg_note.
18208 (ix86_split_fp_branch, predict_jump): Likewise.
18209 (ix86_expand_multi_arg_builtin): Change sub_code from enum
18210 insn_code to enum rtx_code.
18211 (ix86_builtin_vectorized_function): Add cast to enum type.
18212 * config/i386/i386.md (truncdfsf2): Change slot to enum
18214 (truncxf<mode>2, isinf<mode>2): Likewise.
18215 * config/i386/i386-c.c (ix86_pragma_target_parse): Add cast to
18217 * config/ia64/ia64.c (ia64_split_tmode_move): Use add_reg_note.
18218 (spill_restore_mem, do_spill, ia64_expand_prologue): Likewise.
18219 (insert_bundle_state): Change 1 to INSERT in function call.
18220 (ia64_add_bundle_selector_before): Likewise.
18221 * config/ia64/ia64.md (cpu attr): Add cast to enum type.
18222 (save_stack_nonlocal): Change 0 to LCT_NORMAL in function call.
18223 (restore_stack_nonlocal): Likewise.
18224 * config/mips/mips.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL in
18226 * config/mips/mips.c (mips_binary_cost): Change 0 to SET in
18228 (mips_rtx_costs): Likewise.
18229 (mips_override_options): Add casts to enum type.
18230 * config/mips/sdemtk.h (MIPS_ICACHE_SYNC): Change 0 to LCT_NORMAL
18232 * config/pa/pa.c (legitimize_pic_address): Use add_reg_note.
18233 (store_reg, set_reg_plus_d): Likewise.
18234 (hppa_expand_prologue, hppa_profile_hook): Likewise.
18235 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
18237 (altivec_expand_vec_set_builtin): Change 0 to EXPAND_NORMAL in
18239 (emit_unlikely_jump): Use add_reg_note.
18240 (rs6000_emit_allocate_stack): Likewise.
18241 (rs6000_frame_related, rs6000_emit_prologue): Likewise.
18242 (output_toc): Change 1 to INSERT in function call.
18243 (output_profile_hook): Change 0 to LCT_NORMAL in function call.
18244 (rs6000_initialize_trampoline): Likewise.
18245 (rs6000_init_dwarf_reg_sizes_extra): Change 0 to EXPAND_NORMAL in
18247 * config/s390/s390.c (s390_rtx_costs): Add cast to enum type.
18248 (s390_expand_movmem): Change 0 to OPTAB_DIRECT in function call.
18249 (s390_expand_setmem, s390_expand_cmpmem): Likewise.
18250 (save_gprs): Use add_reg_note.
18251 (s390_emit_prologue): Likewise.
18252 (s390_expand_builtin): Change 0 to EXPAND_NORMAL in function call.
18253 * config/sparc/sparc.c (sparc_expand_prologue): Use add_reg_note.
18254 (sparc_fold_builtin): Add cast to enum type.
18255 * config/spu/spu.c (spu_emit_branch_or_set): Change ior_code to
18257 (spu_expand_prologue): Use add_reg_note.
18258 (expand_builtin_args): Change 0 to EXPAND_NORMAL in function call.
18260 2009-04-20 Ian Lance Taylor <iant@google.com>
18262 * c-parser.c (c_parser_attributes): Change VEC back to tree list.
18263 (c_parser_postfix_expression_after_primary): Get VEC for list of
18264 arguments. Get original types of arguments. Call
18265 build_function_call_vec.
18266 (cached_expr_list_1, cached_expr_list_2): New static variables.
18267 (c_parser_expr_list): Change return type to VEC *. Add
18268 p_orig_types parameter. Change all callers.
18269 (c_parser_release_expr): New static function.
18270 (c_parser_vec_to_tree_list): New static function.
18271 * c-typeck.c (build_function_call): Rewrite to build a VEC and
18272 call build_function_call_vec.
18273 (build_function_call_vec): New function, based on old
18274 build_function_call.
18275 (convert_arguments): Remove nargs and argarray parameters. Change
18276 values to a VEC. Add origtypes parameter.
18277 (build_modify_expr): Add rhs_origtype parameter. Change all callers.
18278 (convert_for_assignment): Add origtype parameter. Change all
18279 callers. If warn_cxx_compat, check for conversion to an enum
18280 type when calling a function.
18281 (store_init_value): Add origtype parameter. Change all callers.
18282 (digest_init): Likewise.
18283 (struct init_node): Add origtype field.
18284 (add_pending_init): Add origtype parameter. Change all callers.
18285 (output_init_element): Likewise.
18286 (output_pending_init_elements): Pass origtype from init_node to
18287 output_init_element.
18288 (process_init_element): Pass origtype from c_expr to
18289 output_init_element.
18290 (c_finish_return): Add origtype parameter. Change all callers.
18291 * c-common.c (sync_resolve_size): Change params to VEC *. Change
18293 (sync_resolve_params): Likewise.
18294 (sync_resolve_return): Change params to first_param. Change caller.
18295 (resolve_overloaded_builtins): Change params to VEC *. Change
18296 callers. Save first parameter around call to build_function_call_vec.
18297 * c-decl.c (finish_decl): Add origtype parameter. Change all
18298 callers. Call build_function_call_vec rather than
18299 build_function_call for cleanup.
18300 * c-tree.h: Update declarations.
18301 * c-common.h: Update declarations.
18302 * stub-objc.c (objc_rewrite_function_call): Change parameter from
18303 params to first_param.
18304 * target.h (struct gcc_target): Change resolve_overloaded_builtin
18305 params parameter from tree to void *.
18306 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18307 Change arglist parameter to have type void *, and to be a pointer
18309 * config/rs6000/rs6000-protos.h
18310 (altivec_resolve_overloaded_builtin): Update declaration.
18311 * config/spu/spu-c.c (spu_resolved_overloaded_builtin): Change
18312 fnargs parameter to have type void *, and to be a pointer to a
18313 VEC. Call build_function_call_vec instead of
18314 build_function_call.
18315 * config/spu/spu-protos.h (spu_expand_builtin): Update declaration.
18317 2009-04-20 Joey Ye <joey.ye@intel.com>
18318 Xuepeng Guo <xuepeng.guo@intel.com>
18319 H.J. Lu <hongjiu.lu@intel.com>
18321 * config/i386/atom.md: Add bypasses with ix86_dep_by_shift_count.
18323 * config/i386/i386.c (LEA_SEARCH_THRESHOLD): New macro.
18324 (IX86_LEA_PRIORITY): Likewise.
18325 (distance_non_agu_define): New function.
18326 (distance_agu_use): Likewise.
18327 (ix86_lea_for_add_ok): Likewise.
18328 (ix86_dep_by_shift_count): Likewise.
18330 * config/i386/i386.md: Call ix86_lea_for_add_ok to decide we
18331 should split for LEA.
18333 * config/i386/i386-protos.h (ix86_lea_for_add_ok): Declare new
18335 (ix86_dep_by_shift_count): Likewise.
18337 2009-04-20 Richard Guenther <rguenther@suse.de>
18339 * expr.c (handled_component_p): Move ...
18340 * tree.h (handled_component_p): ... here.
18341 * tree.def: Re-order BIT_FIELD_REF, COMPONENT_REF,
18342 ARRAY_REF, ARRAY_RANGE_REF, VIEW_CONVERT_EXPR, IMAGPART_EXPR
18343 and REALPART_EXPR to be in one group.
18345 2009-04-20 Richard Guenther <rguenther@suse.de>
18347 * basic-block.h (get_all_dominated_blocks): Declare.
18348 * dominance.c (get_all_dominated_blocks): New function.
18349 * tree-cfg.c (get_all_dominated_blocks): Remove.
18350 (remove_edge_and_dominated_blocks): Adjust.
18351 * tree-ssa-phiprop.c (tree_ssa_phiprop_1): Fold in ...
18352 (tree_ssa_phiprop): ... here. Use get_all_dominated_blocks
18353 instead of recursing.
18355 2009-04-20 Doug Kwan <dougkwan@google.com>
18357 * cgraph.h (cgraph_node_ptr): New type for vector functions.
18358 (struct cgraph_node_set_def): New type.
18359 (cgraph_node_set) New type. Also declare vector functions.
18360 (struct cgraph_node_set_element_def): New type.
18361 (cgraph_node_set_element): Ditto.
18362 (cgraph_node_set_iterator): New iterator type.
18363 (cgraph_node_set_new, cgraph_node_set_find, cgraph_node_set_add,
18364 cgraph_node_set_remove, dump_cgraph_node_set,
18365 debug_cgraph_node_set): New prototypes.
18366 (csi_end_p, csi_next, csi_node, csi_start, cgraph_node_in_set_p,
18367 cgraph_node_set_size): New inlines.
18368 * tree-pass.h (struct cgraph_node_set_def): New decl to avoid
18369 including cgraph.h.
18370 (struct ipa_opt_pass): Add struct cgraph_node_set_def
18371 argument to function 'write_summary'.
18372 * ipa.c: Include ggc.h.
18373 (hash_cgraph_node_set_element,
18374 eq_cgraph_node_set_element, cgraph_node_set_new,
18375 cgraph_node_set_add, cgraph_node_set_remove,
18376 cgraph_node_set_find, dump_cgraph_node_set,
18377 debug_cgraph_node_set): New functions.
18378 * Makefile.in (ipa.o): Add dependency on GGC_H.
18380 2009-04-20 Ira Rosen <irar@il.ibm.com>
18382 PR tree-optimization/39675
18383 * tree-vect-loop.c (vect_transform_loop): Remove currently redundant
18384 check of the return code of vect_schedule_slp. Check that
18385 stmt_vec_info still exists for the statement, before checking its
18386 vectorization type.
18388 2009-04-20 Michael Matz <matz@suse.de>
18390 * Makefile.in (generated_files): Take out $(simple_generated_c).
18392 2009-04-19 Dave Korn <dave.korn.cygwin@gmail.com>
18394 * config/i386/cygwin-stdint.h (INTPTR_TYPE): Remove "long".
18395 (UINTPTR_TYPE): Likewise.
18397 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18400 * c-typeck.c (digest_init): Check for initializing an array with a
18403 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18406 * c-semantics.c (pop_stmt_list): Propagate
18407 STATEMENT_LIST_HAS_LABEL to parent statement list.
18409 2009-04-19 Adam Nemet <anemet@caviumnetworks.com>
18411 * config/mips/mips.h (mips_tune_attr): New macro.
18412 * config/mips/mips.md (cpu): Use it.
18414 2009-04-19 Joseph Myers <joseph@codesourcery.com>
18417 * c-decl.c (shadow_tag_warned): Diagnose use of restrict when
18420 2009-04-19 Diego Novillo <dnovillo@google.com>
18422 * toplev.c (compile_file): Move call to coverage_finish ...
18423 * cgraphunit.c (ipa_passes): ... here.
18424 Call cgraph_process_new_functions.
18425 * ipa-utils.c (get_base_var): Handle CONSTRUCTOR.
18426 * Makefile.in (cgraphunit.o): Add dependency on COVERAGE_H.
18428 2009-04-19 Jan Hubicka <jh@suse.cz>
18430 * cgraph.c (cgraph_create_edge, cgraph_set_call_stmt): Set proper
18432 (dump_cgraph_node): Dump can throw external flag.
18433 * ipa-pure-const.c (propagate): Fix propagation of nothrow flags.
18435 2009-04-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
18439 * doc/invoke.texi: Add -Wlogical-op to -Wextra.
18440 * common.opt (Wlogical-op): Move from here...
18441 * c.opt (Wlogical-op): ... to here.
18442 * c-typeck.c (parser_build_binary_op): Update call to
18443 warn_logical_operator.
18444 * c-opts.c (c_common_post_options): Enable warn_logical_op with
18446 * c-common.c (warn_logical_op): Update.
18447 * c-common.h (warn_logical_op): Update declaration.
18449 2009-04-19 Eric Botcazou <ebotcazou@adacore.com>
18451 * tree.c (protected_set_expr_location): Fix formatting.
18453 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18456 * c-typeck.c (readonly_warning): new.
18457 (build_unary_op, build_modify_expr): Use readonly_warning for
18458 storing into something readonly but not const-qualified.
18460 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18463 * c-typeck.c (build_unary_op): Check for taking address of
18464 expression of type void.
18466 2009-04-18 Joseph Myers <joseph@codesourcery.com>
18469 * c-typeck.c (build_function_call): Check for calling a function
18470 with qualified void return types. Call require_complete_type when
18473 2009-04-18 Jan Hubicka <jh@suse.cz>
18475 * cgraph.c (cgraph_make_edge, dump_cgraph_node, cgraph_set_call_stmt):
18477 * cgraph.h (struct function): Reduce loop_nest to 30 bits; add
18478 can_throw_external flag.
18479 * ipa-reference.c (ipa_utils_reduced_inorder): Update call.
18480 * ipa-pure-const.c (ignore_edge): New function.
18481 (propagate): Compute order for NOTHROW computation; set NOTHROWs
18482 only over can_throw_external edges.
18483 (local_pure_const): Add nothrow flag.
18484 * ipa-utils.c (searchc): Add ignore_edge callback.
18485 (ipa_utils_reduced_inorder): Add ignore_edge callback.
18486 * ipa-utils.h (ipa_utils_reduced_inorder): Update prototype.
18487 (set_nothrow_function_flags): Update cgraph.
18488 * tree-cfg.c (verify_stmt): Relax nothrow checking when in IPA mode.
18490 2009-04-18 Richard Guenther <rguenther@suse.de>
18492 PR middle-end/39804
18493 * tree-ssa-ccp.c (fold_stmt_1): New function factored from ...
18494 (fold_stmt): ... this and ...
18495 (fold_stmt_inplace): ... this.
18496 (fold_stmt_1): Fold references in calls and asms.
18497 * tree-cfg.c (remove_useless_stmts_cond): Use fold_stmt.
18499 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18501 * tree-vrp.c (ssa_name_nonzero_p): Remove.
18502 * tree.h: Remove the prototype for ssa_name_nonzero_p.
18504 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18506 * tree.c (function_args_count): Remove.
18507 * tree.h: Remove the prototype for function_args_count.
18509 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18511 * tree-iterator.c (expr_only): Remove.
18512 * tree.h: Remove the prototype for expr_only.
18514 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18516 * reginfo.c (cannot_change_mode_set_regs): Remove.
18517 * rtl.h: Remove the prototype for cannot_change_mode_set_regs.
18519 2009-04-08 Anatoly Sokolov <aesok@post.ru>
18521 * config/avr/avr.md (*rotlsi3_8, *rotlsi3_16, *rotlsi3_24 ): Check
18522 whether operands 0 and 1 overlaps.
18524 2009-04-18 Manuel López-Ibáñez <manu@gcc.gnu.org>
18526 PR middle-end/36902
18527 * tree-vrp.c (check_array_ref): Pass a location_t instead of a
18528 pointer. Use warning_at instead of warning.
18529 (search_for_addr_array): Likewise.
18530 (check_array_bounds): Likewise.
18531 (check_all_array_refs): Check that the incoming edge is not in the
18532 list of edges to be removed.
18533 (check_all_array_refs): Avoid the temporal pointer.
18534 (vrp_visit_cond_stmt): Fix typo.
18535 (simplify_switch_using_ranges): Handle the case where the switch
18536 index is an integer constant.
18538 2009-04-18 Adam Nemet <anemet@caviumnetworks.com>
18540 * config/mips/mips.c (mips_final_postscan_insn): Make it static.
18542 2009-04-18 Kazu Hirata <kazu@codesourcery.com>
18544 * doc/extend.texi, doc/invoke.texi: Fix typos.
18546 2009-04-17 Cary Coutant <ccoutant@google.com>
18548 * tree-flow-inline.h (get_lineno): Fix inverted test.
18550 2009-04-17 Diego Novillo <dnovillo@google.com>
18552 * tree-ssa-pre.c (create_expression_by_pieces): Remove
18553 assertion for AVAIL_OUT.
18555 2009-04-17 Mike Frysinger <vapier@gentoo.org>
18558 * config/sh/lib1funcs.asm [__ELF__ && __linux__]: Add .note.GNU-stack.
18559 * config/sh/linux-atomic.asm: Likewise.
18561 2009-04-17 Diego Novillo <dnovillo@google.com>
18563 * except.c (debug_eh_tree): New.
18564 (struct eh_region, struct eh_status): Move ...
18565 * except.h: ... here.
18566 (add_type_for_runtime): Declare extern.
18567 (lookup_type_for_runtime): Likewise.
18568 (debug_eh_tree): Declare.
18569 * Makefile.in (GTFILES): List except.h before except.c
18571 2009-04-17 Diego Novillo <dnovillo@google.com>
18573 * omp-low.c (create_omp_child_function): Set DECL_CONTEXT for DECL.
18574 * cgraphunit.c (cgraph_build_static_cdtor): Likewise.
18575 * tree-dfa.c (find_referenced_vars_in): Factor out of ...
18576 (find_vars_r): ... here.
18577 * tree-flow.h (find_referenced_vars_in): Declare.
18578 * tree-ssa-pre.c (create_expression_by_pieces): Assert
18579 that AVAIL_OUT exists for BLOCK.
18580 * Makefile.in (CGRAPH_H): Add dependency on cif-code.def
18581 (tree-loop-distribution.o): Fix dependency on TREE_VECTORIZER_H.
18582 (tree-parloops.o): Likewise.
18584 2009-04-17 Simon Baldwin <simonb@google.com>
18586 * toplev.c (default_tree_printer): Add handling for %E format.
18588 2009-04-17 Diego Novillo <dnovillo@google.com>
18590 * tree-pretty-print.c (dump_generic_node): Add break after
18591 TREE_BINFO handler. Handle COMPLEX_TYPE, REAL_TYPE and
18592 FIXED_POINT_TYPE. Handle NULL TREE_TYPEs. Handle METHOD_TYPE and
18593 FUNCTION_TYPE together. Call print_struct_decl when printing
18594 structures and TDF_SLIM is not given.
18595 (print_struct_decl): Fix logic for detecting recursion.
18597 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18600 * gcc.c (create_at_file): New.
18601 (compile_input_file_p): New.
18602 (do_spec_1): Use @args files for %i. Use create_at_file for %o.
18603 * main.c (main): Update call to toplev_main.
18604 * toplev.c (toplev_main): Change signature. Call expandargv.
18605 * toplev.h (toplev_main): Change signature.
18607 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18609 * dwarf2out.c (field_byte_offset): Use the type size as the field size
18610 if the latter is not constant.
18612 2009-04-17 David Edelsohn <edelsohn@gnu.org>
18614 * dbxout.c (xcoff_debug_hooks): Add set_name_debug_nothing.
18616 2009-04-17 Eric Botcazou <ebotcazou@adacore.com>
18618 * dbxout.c (dbxout_block): Reinstate test on TREE_USED.
18619 * tree-ssa-live.c (remove_unused_scope_block_p): Update TREE_USED bit.
18621 2009-04-17 Richard Guenther <rguenther@suse.de>
18623 * tree-ssa-structalias.c (get_constraint_for_component_ref):
18624 Handle component references view-converting an invariant address.
18626 2009-04-17 Adam Nemet <anemet@caviumnetworks.com>
18628 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS,
18629 TARGET_MIN_ANCHOR_OFFSET, TARGET_MAX_ANCHOR_OFFSET,
18630 TARGET_HAVE_SRODATA_SECTION, TARGET_HAVE_TLS,
18631 TARGET_UNWIND_TABLES_DEFAULT, TARGET_TERMINATE_DW2_EH_FRAME_INFO):
18632 Use @deftypevr rather than @deftypevar.
18634 2009-04-17 Richard Guenther <rguenther@suse.de>
18636 * tree-ssa-forwprop.c (get_prop_dest_stmt): Clean up tuplification.
18637 (get_prop_source_stmt): Likewise.
18638 (can_propagate_from): Likewise.
18640 2009-04-17 Andrew Stubbs <ams@codesourcery.com>
18642 * configure.ac: Add new AC_SUBST for TM_ENDIAN_CONFIG,
18643 TM_MULTILIB_CONFIG and TM_MULTILIB_EXCEPTIONS_CONFIG.
18644 (--with-multilib-list): Add default value.
18645 * configure: Regenerate.
18646 * Makefile.in (TM_ENDIAN_CONFIG): Define.
18647 (TM_MULTILIB_CONFIG, TM_MULTILIB_EXCEPTIONS_CONFIG): Define.
18648 * config.gcc (sh-*-*): Switch to using TM_ENDIAN_CONFIG,
18649 TM_MULTILIB_CONFIG, and TM_MULTILIB_EXCEPTIONS_CONFIG.
18650 Don't add default cpu to multilib list unnecessarily, but do enable
18651 the relevant compiler option..
18652 Add support for --with-multilib-list=<blank> and
18653 --with-multilib-list=!<somelib> to supress unwanted multilibs.
18654 * config/sh/t-sh (DEFAULT_ENDIAN, OTHER_ENDIAN): New variables.
18655 (MULTILIB_ENDIAN, MULTILIB_CPUS): Delete variables.
18656 (MULTILIB_OPTIONS): Redefine using OTHER_ENDIAN and
18657 TM_MULTILIB_CONFIG.
18658 (MULTILIB_EXCEPTIONS): Add TM_MULTILIB_EXCEPTIONS_CONFIG.
18659 (MULTILIB_OSDIRNAMES): New variable.
18660 * config/sh/t-1e: Delete file.
18661 * config/sh/t-mlib-sh1: Delete file.
18662 * config/sh/t-mlib-sh2: Delete file.
18663 * config/sh/t-mlib-sh2a: Delete file.
18664 * config/sh/t-mlib-sh2a-nofpu: Delete file.
18665 * config/sh/t-mlib-sh2a-single: Delete file.
18666 * config/sh/t-mlib-sh2a-single-only: Delete file.
18667 * config/sh/t-mlib-sh2e: Delete file.
18668 * config/sh/t-mlib-sh3e: Delete file.
18669 * config/sh/t-mlib-sh4: Delete file.
18670 * config/sh/t-mlib-sh4-nofpu: Delete file.
18671 * config/sh/t-mlib-sh4-single: Delete file.
18672 * config/sh/t-mlib-sh4-single-only: Delete file.
18673 * config/sh/t-mlib-sh4a: Delete file.
18674 * config/sh/t-mlib-sh4a-nofpu: Delete file.
18675 * config/sh/t-mlib-sh4a-single: Delete file.
18676 * config/sh/t-mlib-sh4a-single-only: Delete file.
18677 * config/sh/t-mlib-sh4al: Delete file.
18678 * config/sh/t-mlib-sh5-32media: Delete file.
18679 * config/sh/t-mlib-sh5-32media-nofpu: Delete file.
18680 * config/sh/t-mlib-sh5-64media: Delete file.
18681 * config/sh/t-mlib-sh5-64media-nofpu: Delete file.
18682 * config/sh/t-mlib-sh5-compact: Delete file.
18683 * config/sh/t-mlib-sh5-compact-nofpu: Delete file.
18684 * config/sh/t-linux: Don't override MULTILIB_EXCEPTIONS.
18685 * doc/install.texi (Options specification): Add
18686 --with-multilib-list and --with-endian.
18688 2009-04-17 Rafael Avila de Espindola <espindola@google.com>
18690 * Makefile.in (REVISION_s): Always include quotes. Change ifdef to use
18692 (OBJS-common): Add plugin-version.o.
18693 (plugin-version.o): New.
18694 * gcc-plugin.h (plugin_gcc_version): New.
18695 (plugin_default_version_check): New.
18696 (plugin_init_func, plugin_init): Add version argument.
18697 * plugin-version.c: New.
18698 * plugin.c (str_plugin_gcc_version_name): New.
18699 (try_init_one_plugin): Read plugin_gcc_version from the plugin and
18700 pass it to the init function.
18701 (plugin_default_version_check): New.
18703 2009-04-17 Richard Guenther <rguenther@suse.de>
18705 * tree-ssa-alias.c (refs_may_alias_p_1): Do not use TBAA
18706 for decl-vs-decl disambiguation.
18708 2009-04-17 Andreas Krebbel <krebbel1@de.ibm.com>
18710 * config/s390/s390.h (s390_tune_attr): New macro definition.
18711 * config/s390/s390.md (cpu attribute): Map to s390_tune_attr.
18713 2009-04-17 Richard Guenther <rguenther@suse.de>
18715 * tree-ssa-ccp.c (struct fold_stmt_r_data): Remove.
18716 (fold_stmt_r): Likewise.
18717 (maybe_fold_reference): New function.
18718 (fold_gimple_assign): Handle cases fold_stmt_r did.
18719 (fold_stmt): Do not use fold_stmt_r.
18720 (fold_stmt_inplace): Likewise.
18722 2009-04-17 Richard Guenther <rguenther@suse.de>
18724 * tree-ssa-dom.c (gimple_assign_unary_useless_conversion_p): Remove.
18725 (record_equivalences_from_stmt): Remove useless checks and
18727 * tree-ssa-pre.c (eliminate): Avoid converting a constant if
18728 the type is already suitable.
18730 2009-04-17 Paolo Bonzini <bonzini@gnu.org>
18732 * config/sh/sh.h (FUNCTION_VALUE): Fix call to sh_promote_prototypes.
18734 2009-04-17 Uros Bizjak <ubizjak@gmail.com>
18736 * config/arm/sfp-machine.h (__gcc_CMPtype): New typedef.
18737 (CMPtype): Define as __gcc_CMPtype.
18739 2009-04-17 Aurelien Jarno <aurelien@aurel32.net>
18741 * config.gcc: Add soft-fp/t-softfp and i386/t-linux to tmake_file
18742 for i[34567]86-*-kfreebsd*-gnu*, x86_64-*-kfreebsd*-gnu*.
18744 2009-04-17 Richard Guenther <rguenther@suse.de>
18746 PR tree-optimization/39746
18747 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Remove
18748 special-casing for builtins and static variable use/def.
18749 (call_may_clobber_ref_p_1): Likewise.
18751 2009-04-16 Ian Lance Taylor <iant@google.com>
18753 * df.h: Include "timevar.h".
18754 (struct df_problem): Change tv_id field to timevar_id_t.
18755 * tree-pass.h: Include "timevar.h".
18756 (struct opt_pass): Change tv_id field to timevar_id_t.
18757 * timevar.h (timevar_id_t): Define TV_NONE.
18758 * passes.c (execute_one_ipa_transform_pass): Check for tv_id !=
18759 TV_NONE rather than tv_id != 0.
18760 (execute_one_pass): Likewise.
18761 * Makefile.in (DF_H): Add $(TIMEVAR_H).
18762 (TREE_PASS_H): Define. Change all instances of tree-pass.h in
18763 dependencies to $(TREE_PASS_H).
18764 * bt-load.c (pass_branch_target_load_optimize1): Set tv_id field
18766 (pass_branch_target_load_optimize2): Likewise.
18767 * cfglayout.c (pass_into_cfg_layout_mode): Likewise.
18768 (pass_outof_cfg_layout_mode): Likewise.
18769 * cgraphbuild.c (pass_remove_cgraph_callee_edges): Likewise.
18770 (pass_rebuild_cgraph_edges): Likewise.
18771 (pass_remove_cgraph_callee_edges): Likewise.
18772 * df-core.c (pass_df_initialize_opt): Likewise.
18773 (pass_df_initialize_no_opt): Likewise.
18774 (pass_df_finish): Likewise.
18775 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
18776 * except.c (pass_set_nothrow_function_flags): Likewise.
18777 (pass_convert_to_eh_region_ranges): Likewise.
18778 * final.c (pass_compute_alignments): Likewise.
18779 * function.c (pass_instantiate_virtual_regs): Likewise.
18780 (pass_init_function): Likewise.
18781 (pass_leaf_regs): Likewise.
18782 (pass_match_asm_constraints): Likewise.
18783 * gimple-low.c (pass_lower_cf): Likewise.
18784 (pass_mark_used_blocks): Likewise.
18785 * init-regs.c (pass_initialize_regs): Likewise.
18786 * integrate.c (pass_initial_value_sets): Likewise.
18787 * ira.c (pass_ira): Likewise.
18788 * jump.c (pass_cleanup_barriers): Likewise.
18789 * omp-low.c (pass_expand_omp): Likewise.
18790 (pass_lower_omp): Likewise.
18791 * matrix-reorg.c (pass_ipa_matrix_reorg): Likewise.
18792 * recog.c (pass_split_all_insns): Likewise.
18793 (pass_split_after_reload): Likewise.
18794 (pass_split_before_regstack): Likewise.
18795 (pass_split_before_sched2): Likewise.
18796 (pass_split_for_shorten_branches): Likewise.
18797 * reginfo.c (pass_reginfo_init): Likewise.
18798 (pass_subregs_of_mode_init): Likewise.
18799 (pass_subregs_of_mode_finish): Likewise.
18800 * passes.c (pass_postreload): Likewise.
18801 * stack-ptr-mod.c (pass_stack_ptr_mod): Likewise.
18802 * tree-cfg.c (pass_remove_useless_stmts): Likewise.
18803 (pass_warn_function_return): Likewise.
18804 (pass_warn_function_noreturn): Likewise.
18805 * tree-complex.c (pass_lower_complex): Likewise.
18806 (pass_lower_complex_O0): Likewise.
18807 * tree-if-conv.c (pass_if_conversion): Likewise.
18808 * tree-into-ssa.c (pass_build_ssa): Likewise.
18809 * tree-mudflap.c (pass_mudflap_1): Likewise.
18810 (pass_mudflap_2): Likewise.
18811 * tree-nomudflap.c (pass_mudflap_1): Likewise.
18812 (pass_mudflap_2): Likewise.
18813 * tree-nrv.c (pass_return_slot): Likewise.
18814 * tree-object-size.c (pass_object_sizes): Likewise.
18815 * tree-optimize.c (pass_all_optimizations): Likewise.
18816 (pass_early_local_passes): Likewise.
18817 (pass_all_early_optimizations): Likewise.
18818 (pass_cleanup_cfg): Likewise.
18819 (pass_cleanup_cfg_post_optimizing): Likewise.
18820 (pass_free_datastructures): Likewise.
18821 (pass_free_cfg_annotations): Likewise.
18822 (pass_fixup_cfg): Likewise.
18823 (pass_init_datastructures): Likewise.
18824 * tree-ssa.c (pass_early_warn_uninitialized): Likewise.
18825 (pass_late_warn_uninitialized): Likewise.
18826 (pass_update_address_taken): Likewise.
18827 * tree-ssa-ccp.c (pass_fold_builtins): Likewise.
18828 * tree-ssa-math-opts.c (pass_cse_reciprocals): Likewise.
18829 (pass_cse_sincos): Likewise.
18830 (pass_convert_to_rsqrt): Likewise.
18831 * tree-ssa-structalias.c (pass_build_alias): Likewise.
18832 * tree-stdarg.c (pass_stdarg): Likewise.
18833 * tree-tailcall.c (pass_tail_recursion): Likewise.
18834 (pass_tail_calls): Likewise.
18835 * tree-vect-generic.c (pass_lower_vector): Likewise.
18836 (pass_lower_vector_ssa): Likewise.
18837 * tree-vectorizer.c (pass_ipa_increase_alignment): Likewise.
18839 2009-04-16 Joseph Myers <joseph@codesourcery.com>
18841 * config/mips/mips.c (mips_rtx_cost_data): Use SOFT_FP_COSTS in
18843 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC):
18845 * config/mips/xlr.md (ir_xlr_alu): Also accept insn types move,
18846 logical and signext.
18848 2009-04-16 Kaz Kojima <kkojima@gcc.gnu.org>
18851 * config/sh/predicates.md (arith_operand): Check if the operand
18852 of TRUNCATE is a REG.
18854 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18856 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18857 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
18859 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18861 * tree-iterator.c (tsi_split_statement_list_after,
18862 tsi_split_statement_list_before): Remove.
18863 * tree-iterator.h: Remove the prototypes for
18864 tsi_split_statement_list_after and tsi_split_statement_list_before.
18866 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18868 * tree-ssa-propagate.c (stmt_makes_single_load): Remove.
18869 * tree-ssa-propagate.h: Remove the prototype for
18870 stmt_makes_single_load.
18872 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18874 * emit-rtl.c (set_mem_attrs_from_reg): Remove.
18875 * rtl.h: Remove the prototype for set_mem_attrs_from_reg.
18877 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18879 * tree-iterator.c (EXPR_LAST_BODY): Remove.
18881 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18883 * except.c (eh_region_outer_p): Remove.
18884 * except.h: Remove the prototype for eh_region_outer_p.
18886 2009-04-16 Kazu Hirata <kazu@codesourcery.com>
18888 * function.c (current_function_assembler_name): Remove.
18889 * function.h: Remove the prototype for
18890 current_function_assembler_name.
18892 2009-04-16 Ian Lance Taylor <iant@google.com>
18894 * rtlanal.c (alloc_reg_note): New function, broken out of add_reg_note.
18895 (add_reg_note): Call alloc_reg_note.
18896 * rtl.h (alloc_reg_note): Declare.
18897 * combine.c (try_combine): Use alloc_reg_note.
18898 (recog_for_combine, move_deaths): Likewise.
18899 (distribute_notes): Use alloc_reg_note and add_reg_note.
18900 * haifa-sched.c (sched_create_recovery_edges): Use add_reg_note.
18901 * combine-stack-adj.c (adjust_frame_related_expr): Likewise.
18902 * reload1.c (eliminate_regs_1): Use alloc_reg_note.
18904 2009-04-16 Vladimir Makarov <vmakarov@redhat.com>
18906 PR rtl-optimization/39762
18907 * ira-int.h (ira_register_move_cost, ira_may_move_in_cost,
18908 ira_may_move_out_cost): Add comments about way of their usage.
18909 (ira_get_register_move_cost, ira_get_may_move_cost): New functions.
18911 * ira-conflicts.c (process_regs_for_copy): Use function
18912 ira_get_register_move_cost instead of global
18913 ira_register_move_cost.
18915 * ira-color.c (update_copy_costs, calculate_allocno_spill_cost,
18916 color_pass, move_spill_restore, update_curr_costs): Ditto.
18918 * ira-lives.c (process_single_reg_class_operands): Ditto.
18920 * ira-emit.c (emit_move_list): Ditto.
18922 * ira-costs.c (copy_cost): Don't call ira_init_register_move_cost.
18923 (record_reg_classes): Ditto. Use functions
18924 ira_get_register_move_cost and ira_get_may_move_cost instead of
18925 global vars ira_register_move_cost, ira_may_move_out_cost and
18926 ira_may_move_in_cost.
18927 (record_address_regs): Don't call ira_init_register_move_cost.
18928 Use function ira_get_may_move_cost instead of global
18929 ira_may_move_in_cost.
18930 (process_bb_node_for_hard_reg_moves): Use function
18931 ira_get_register_move_cost instead of global ira_register_move_cost.
18932 (ira_costs): Don't call ira_init_register_move_cost.
18934 2009-04-16 Richard Guenther <rguenther@suse.de>
18936 * tree-cfg.c (verify_gimple_assign_binary):
18937 Allow POINTER_PLUS_EXPR-like PLUS_EXPR for vectors.
18938 * ipa-struct-reorg.c (gen_size): Fold the built expressions.
18939 (create_general_new_stmt): Note that this function is broken.
18941 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18943 * common.opt (fhelp): Add Var(help_flag).
18944 * gcc-plugin.h (plugin_info): Add help.
18945 * plugin.c (plugin_name_args): Add help.
18946 (register_plugin_info): Set plugin->help.
18947 (print_help_one_plugin): New.
18948 (print_plugins_help): New.
18949 * plugin.h (print_plugins_help): New.
18950 * toplev.c (toplev_main): Call print_plugins_help if needed.
18952 2009-04-16 Richard Guenther <rguenther@suse.de>
18954 * gimple.c (gimple_copy): Do not clear addresses_taken bitmap.
18955 (gimple_ior_addresses_taken_1): New function.
18956 (gimple_ior_addresses_taken): Likewise.
18957 * gimple.h (struct gimple_statement_with_ops_base): Remove
18958 addresses_taken member.
18959 (gimple_ior_addresses_taken): Declare.
18960 (gimple_addresses_taken, gimple_addresses_taken_ptr,
18961 gimple_set_addresses_taken): Remove.
18962 * ipa-reference.c (mark_address): New function.
18963 (scan_stmt_for_static_refs): Use it for marking addresses taken.
18964 * tree-ssa-operands.c (add_to_addressable_set): Rename to ...
18965 (mark_address_taken): ... this. Just set TREE_ADDRESSABLE.
18966 (gimple_add_to_addresses_taken): Remove.
18967 (get_tmr_operands): Call mark_address_taken.
18968 (get_asm_expr_operands): Likewise.
18969 (get_expr_operands): Likewise.
18970 (build_ssa_operands): Do not clear the addresses_taken bitmap.
18971 (free_stmt_operands): Do not free it.
18972 * tree-ssa.c (delete_tree_ssa): Likewise.
18973 (execute_update_addresses_taken): Use gimple_ior_addresses_taken.
18975 2009-04-16 Richard Guenther <rguenther@suse.de>
18977 * gimple.h (walk_stmt_load_store_addr_ops): Declare.
18978 (walk_stmt_load_store_ops): Likewise.
18979 * gimple.c (get_base_loadstore): New function.
18980 (walk_stmt_load_store_addr_ops): Likewise.
18981 (walk_stmt_load_store_ops): Likewise.
18982 * ipa-pure-const.c (check_op): Simplify.
18983 (check_load, check_store): New functions.
18984 (check_stmt): Use walk_stmt_load_store_ops.
18985 * ipa-reference.c (mark_load): Adjust signature.
18986 (mark_store): Likewise.
18987 (scan_stmt_for_static_refs): Use walk_stmt_load_store_addr_ops.
18989 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
18991 * gcc-plugin.h (plugin_event): Add PLUGIN_INFO.
18992 (plugin_info): New.
18993 * opts.c (common_handle_option): Don't call print_version.
18994 * plugin.c (plugin_name_args): Add version.
18995 (register_plugin_info): New.
18996 (register_callback): Handle PLUGIN_INFO.
18997 (try_init_one_plugin): New.
18998 (init_one_plugin): Use try_init_one_plugin. Only free plugin_name_args
19000 (finalize_one_plugin): New.
19001 (finalize_plugins): New.
19002 (print_one_plugin): New.
19003 (print_plugins_versions): New.
19004 * plugin.h (print_plugins_versions): New.
19005 (finalize_plugins): New.
19006 * toplev.c (compile_file): Don't call initialize_plugins.
19007 (print_version): Call print_plugins_versions.
19008 (toplev_main): Call initialize_plugins. Print version if needed.
19009 Call finalize_plugins.
19011 2009-04-16 Rafael Avila de Espindola <espindola@google.com>
19013 * common.opt (fversion): New.
19014 * gcc.c (print_version): New.
19015 (process_command): Don't print the version. Just set print_version.
19016 (main): Print version. Call subprocesses if print_version and
19017 verbose_flag are set.
19018 * opts.c (common_handle_option): Handle OPT_fversion.
19020 2009-04-16 Richard Guenther <rguenther@suse.de>
19021 Ira Rosen <irar@il.ibm.com>
19023 PR tree-optimization/39698
19024 * tree-vect-loop.c (get_initial_def_for_reduction): Use the
19025 type of the reduction variable. Only generate the def if
19028 * omp-low.c (expand_omp_for_generic): When converting to a pointer
19029 make sure to first convert to an integer of the same precision.
19030 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Retain
19031 the type of the evolution correctly in computing the new
19032 induction variable base.
19034 2009-04-16 Richard Guenther <rguenther@suse.de>
19036 PR middle-end/39625
19037 * tree-cfg.c (make_blocks): Split statements with to-be
19038 abnormal SSA names on the lhs.
19040 2009-04-16 Paolo Bonzini <bonzini@gnu.org>
19042 * c-common.c (vector_targets_convertible_p, vector_types_convertible_p):
19043 Use TYPE_VECTOR_OPAQUE instead of targetm.vector_opaque_p.
19044 * c-typeck.c (really_start_incremental_init): Likewise.
19045 * target-def.h (TARGET_VECTOR_OPAQUE_P): Remove.
19046 (TARGET_INITIALIZER): Remove it.
19047 * target.h (struct target): Remove vector_opaque_p.
19048 * tree.c (build_opaque_vector_type): New.
19049 * tree.h (TYPE_VECTOR_OPAQUE): New.
19050 (build_opaque_vector_type): Declare.
19051 * doc/tm.texi (TARGET_VECTOR_OPAQUE_P): Remove.
19052 * config/rs6000/rs6000.c (build_opaque_vector_type,
19053 rs6000_is_vector_type, TARGET_VECTOR_OPAQUE_P): Remove.
19054 (rs6000_init_builtins): Use build_opaque_vector_type for
19055 opaque_V4SI_type_node.
19057 2009-04-15 Catherine Moore <clm@codesourcery.com>
19059 * debug.h (set_name): Declare.
19060 * dwarf2out.c (dwarf2out_set_name): Declare.
19061 (dwarf2_debug_hooks): Add set_name.
19062 (find_AT_string): New.
19063 (add_AT_string): Call find_AT_string.
19064 (dwarf2out_set_name): New.
19065 * cp/decl.c (grokdeclarator): Call set_name.
19066 * vmsdbgout.c (vmsdbg_debug_hooks): Add set_name_debug_nothing.
19067 * debug.c (do_nothing_debug_hooks): Likewise.
19068 * dbxout.c (dbx_debug_hooks): Likewise.
19069 * sdbout.c (sdb_debug_hooks): Likewise.
19071 2009-04-15 Michael Eager <eager@eagercon.com>
19073 * config/rs6000/rs6000.c (rs6000_function_value): Set function return
19074 reg for single-precision FPU.
19075 * config/rs6000/rs6000.md (movsi_internal1): Only for
19076 !TARGET_SINGLE_FPU.
19077 (movsi_internal1_single): New. Add pattern to move SI values to/from
19078 single-precision FP regs.
19080 2009-04-15 Richard Guenther <rguenther@suse.de>
19082 * omp-low.c (lower_rec_input_clauses): Build correct address
19084 (expand_omp_for_generic): Fix multiplication type.
19085 * tree-loop-distribution.c (build_size_arg): Build a size_t argument.
19086 (generate_memset_zero): Fix types.
19087 * tree-profile.c (prepare_instrumented_value): Correctly
19090 2009-04-15 Ian Lance Taylor <iant@google.com>
19092 * c.opt (Wenum-compare): Enable for C and Objc. Initialize to -1.
19093 * c-opts.c (c_common_handle_option): For C, set warn_enum_compare
19094 for -Wall and for -Wc++-compat.
19095 (c_common_post_options): For C++, set warn_enum_compare if not
19097 * c-tree.h (struct c_expr): Add field original_type.
19098 (build_external_ref): Update declaration.
19099 * c-parser.c (c_parser_braced_init): Set original_type.
19100 (c_parser_initelt): Likewise.
19101 (c_parser_expr_no_commas): Likewise.
19102 (c_parser_conditional_expression): Likewise.
19103 (c_parser_cast_expression): Likewise.
19104 (c_parser_unary_expression): Likewise. Pull setting of
19105 original_code to top of function.
19106 (c_parser_sizeof_expression): Set original_type.
19107 (c_parser_alignof_expression): Likewise.
19108 (c_parser_postfix_expression): Likewise. Pull setting of
19109 original_code to top of function.
19110 (c_parser_postfix_expression_after_paren_type): Set original_type.
19111 (c_parser_postfix_expression_after_primary): Likewise.
19112 (c_parser_expression): Likewise.
19113 * c-typeck.c (build_external_ref): Add type parameter. Change all
19115 (c_expr_sizeof_expr): Set original_type field.
19116 (parser_build_unary_op): Likewise.
19117 (parser_build_binary_op): Likewise. Optionally warn about
19118 comparisons of enums of different types.
19119 (digest_init): Set original_type field.
19120 (really_start_incremental_init): Likewise.
19121 (push_init_level, pop_init_level): Likewise.
19122 * doc/invoke.texi (Warning Options): -Wenum-compare now
19125 2009-04-15 Richard Guenther <rguenther@suse.de>
19127 * tree-ssa-pre.c (eliminate): When replacing a PHI node carry
19128 out a necessary conversion.
19129 * tree-ssa-sccvn.c (run_scc_vn): Also assign value-ids to
19130 names we didn't value number.
19131 * tree-mudflap.c (mf_build_check_statement_for): Use correct types.
19133 2009-04-15 Richard Guenther <rguenther@suse.de>
19135 PR tree-optimization/39764
19136 * tree-ssa-ccp.c (get_value): Canonicalize value with
19137 canonicalize_float_value.
19139 2009-04-15 Jan Hubicka <jh@suse.cz>
19141 * builtins.def (va_start, va_end, va_copy): Fix my previous commit.
19142 Wrong version of patch.
19144 2009-04-15 Jan Hubicka <jh@suse.cz>
19146 * builtins.def (va_start, va_end, va_copy): Mark nothrow.
19148 2009-04-15 Nathan Sidwell <nathan@codesourcery.com>
19150 * config/rs6000/rs6000.c (rs6000_init_builtins): Set TYPE_NAME of
19151 our distinct integral and vector types.
19153 2009-04-15 Rafael Avila de Espindola <espindola@google.com>
19155 * class.c (build_vtbl_ref_1): Remove call to assemble_external.
19156 * init.c (build_vtbl_address): Remove call to assemble_external.
19158 2009-04-14 Daniel Jacobowitz <dan@codesourcery.com>
19160 * config/rs6000/rs6000.c (rs6000_dwarf_register_span): Fix debug
19161 output for other floating point modes.
19163 2009-04-14 Diego Novillo <dnovillo@google.com>
19165 * diagnostic.c (diagnostic_report_diagnostic): Do not
19166 warn about loaded plugins for DK_ERROR and DK_WARNING.
19167 * c-decl.c (declspecs_add_type): Move call to
19168 invoke_plugin_callbacks ...
19169 * c-parser.c (c_parser_declspecs): ... here.
19170 * plugin.c (dump_active_plugins): Tidy output.
19172 2009-04-14 Diego Novillo <dnovillo@google.com>
19173 Le-Chun Wu <lcwu@google.com>
19175 * configure.ac: Add --enable-plugin support.
19176 Define ENABLE_PLUGIN and PLUGINLIBS when specified.
19177 * Makefile.in (PLUGIN_H): Define.
19178 Export ENABLE_PLUGIN and GMPINC to site.exp.
19179 Add PLUGINLIBS to link command.
19180 Add/modify dependencies for plugin.o and files including plugin.h.
19182 * config.in: Regenerate.
19184 * opts.c (common_handle_option): Handle OPT_fplugin_ and
19187 2009-04-14 Le-Chun Wu <lcwu@google.com>
19189 * tree-pass.h (register_one_dump_file): Add a prototype for
19190 register_one_dump_file.
19191 * toplev.c (compile_file): Call initialize_plugins.
19192 (do_compile): Call invoke_plugin_callbacks.
19193 (toplev_main): Call invoke_plugin_callbacks.
19194 * common.opt: Add -fplugin= and -fplugin-arg-.
19195 * gcc-plugin.h: New public header file for plugins to include.
19196 * plugin.c: New source file.
19197 * plugin.h: New internal header file.
19198 * passes.c (register_one_dump_file): Make it external.
19200 * c-parser.c (c_parser_declspecs): Call invoke_plugin_callbacks.
19202 2009-04-14 Diego Novillo <dnovillo@google.com>
19204 * doc/plugins.texi: New.
19205 * doc/gccint.texi: Add reference to Plugins chapter.
19206 * doc/invoke.texi: Document -fplugin and -fplugin-arg
19207 * diagnostic.c (diagnostic_report_diagnostic): Warn about
19208 loaded plugins, if any.
19209 * timevar.def (TV_PLUGIN_INIT): Define.
19210 (TV_PLUGIN_RUN): Define.
19211 * plugin.c: Include timevar.h
19212 (plugins_active_p): New.
19213 (dump_active_plugins): New.
19214 (debug_active_plugins): New.
19216 2009-04-14 Joseph Myers <joseph@codesourcery.com>
19218 * config/sol2.h (LINK_ARCH32_SPEC_BASE): Use %R with absolute
19220 * config/sparc/sol2-bi.h (LINK_ARCH64_SPEC_BASE): Likewise.
19222 2009-04-14 Kazu Hirata <kazu@codesourcery.com>
19224 * config/arm/arm.c (arm_rtx_costs_1): Treat a minus with a shift
19225 the same as a minus without a shift.
19227 2009-04-14 Nick Clifton <nickc@redhat.com>
19229 * config/stormy16/stormy16.md (ineqbranch_1): Do not assume that
19230 comparisons with small integers will always produce a short
19233 2009-04-14 Rafael Avila de Espindola <espindola@google.com>
19236 2008-12-19 Diego Novillo <dnovillo@google.com>
19238 * cgraph.c (dump_cgraph_node): Show memory address of NODE.
19240 2009-04-14 Richard Guenther <rguenther@suse.de>
19242 * tree-cfg.c (verify_gimple_assign_unary): Adjust vector code
19244 (verify_gimple_assign_binary): Likewise. Handle shifts and
19246 (verify_gimple_phi): Print the mismatched argument position.
19247 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
19249 (vect_update_init_of_dr): Likewise.
19250 * matrix-reorg.c (transform_access_sites): Do what the
19252 * omp-low.c (expand_omp_atomic_pipeline): Use the correct types.
19254 2009-04-13 Michael Eager <eager@eagercon.com>
19256 * config/rs6000/rs6000-c.c: generate defines if rs6000_xilinx_fpu:
19257 _XFPU, _XFPU_SP_LITE, _XFPU_SP_FULL, _XFPU_DP_LITE, _XFPU_DP_FULL
19258 * config/rs6000/xilinx.h: New. Spec for powerpc-xilinx-eabi
19259 * config.gcc (powerpc-xilinx-eabi): add xilinx.h to tm_file,
19260 remove duplicate config
19262 2009-04-13 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19264 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Dump
19265 file_name:line_number type locator of the call site.
19267 2009-04-13 Vladimir Makarov <vmakarov@redhat.com>
19269 * genautomata.c: Put blank after comma.
19270 (automaton_decls): New.
19271 (struct unit_usage): Add comments to member next.
19272 (store_alt_unit_usage): Keep the list ordered.
19273 (unit_present_on_list_p, equal_alternatives_p): New.
19274 (check_regexp_units_distribution): Check units distribution
19275 correctness correctly.
19276 (main): Don't write automata if error is found. Return correct
19279 * config/m68k/cf.md (cfv4_ds): Remove.
19280 (cfv4_pOEP1, cfv4_sOEP1, cfv4_pOEP2,cfv4_sOEP2, cfv4_pOEP3,
19281 cfv4_sOEP3): Assign to cfv4_oep instead of cfv4_ds.
19283 * config/rs6000/power4.md (lsuq_power4, iq_power4, fpq_power4,
19284 power4-load-ext, power4-store, power4-store-update,
19285 power4-fpstore, power4-fpstore-update, power4-two, power4-three,
19286 power4-insert, power4-compare, power4-lmul-cmp, power4-imul-cmp,
19287 power4-lmul, , power4-imul, power4-imul3, power4-sdiv,
19288 power4-sqrt, power4-isync): Modify reservation to make correct
19289 unit distribution to automata.
19291 * config/rs6000/power5.md (iq_power5, fpq_power5, power5-store,
19292 power5-store-update, power5-two, power5-three, power5-lmul,
19293 power5-imul, power5-imul3, power5-sdiv, power5-sqrt): Ditto.
19295 2009-04-13 Adam Nemet <anemet@caviumnetworks.com>
19297 * except.c (pass_set_nothrow_function_flags): Set name and add
19299 (set_nothrow_function_flags): Mention in the dump file when
19300 changing a function to nothrow.
19302 2009-04-13 Ozkan Sezer <sezeroz@gmail.com>
19305 * gbl-ctors.h (DO_GLOBAL_CTORS_BODY): Use __SIZE_TYPE__
19306 instead of unsigned long.
19308 2009-04-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19310 * config/arm/arm.c (return_used_this_function): Remove.
19311 (arm_output_function_prologue): Remove use of
19312 return_used_this_function.
19313 (output_return_instruction): Replace use of
19314 return_used_this_function
19315 by cfun->machine->return_used_this_function.
19316 (arm_output_epilogue): Likewise.
19317 (arm_output_function_epilogue): Likewise.
19318 (thumb_unexpanded_epilogue): Likewise.
19319 * config/arm/arm.h (struct machine_function):
19320 New member return_used_this_function.
19322 2009-04-12 Mark Mitchell <mark@codesourcery.com>
19324 * doc/install.texi: Correct description of default directory for
19325 --with-gxx-include-dir.
19327 2009-04-12 Eric Botcazou <ebotcazou@adacore.com>
19329 * fold-const.c (build_range_check): Properly deal with enumeral and
19330 boolean base types.
19332 2009-04-12 Steven Bosscher <steven@gcc.gnu.org>
19334 * doc/invoke.texi (max_gcse_passes): Remove documentation.
19335 * params.def (PARAM_MAX_GCSE_PASSES): Remove.
19336 * params.h (MAX_GCSE_PASSES): Remove.
19337 * gcse.c (gcse_main): Run CPROP1, PRE or HOIST, and CPROP2
19338 in sequence. Remove ability to run multiple passes.
19339 (bypass_jumps): Report run as third CPROP pass.
19341 2009-04-12 Adam Nemet <anemet@caviumnetworks.com>
19343 PR middle-end/39651
19344 * except.c (can_throw_external): Look at each insn in a SEQUENCE
19345 when deciding whether the whole SEQUENCE can throw.
19347 2009-04-12 Uros Bizjak <ubizjak@gmail.com>
19350 * config/alpha/predicates.md (local_symbolic_operand): Return 1 for
19351 offseted label references.
19353 2009-04-11 Jan Hubicka <jh@suse.cz>
19355 * tree-ssa-pre.c (eliminate): Fix call of update_stmt.
19357 2009-04-11 Richard Guenther <rguenther@suse.de>
19359 PR middle-end/39732
19360 * tree-inline.c (declare_return_variable): Mark DECL_BY_REFERENCE
19361 return variables as TREE_ADDRESSABLE.
19363 2009-04-11 Richard Guenther <rguenther@suse.de>
19365 PR tree-optimization/39713
19366 * tree-ssa-sccvn.c (vn_get_expr_for): Make sure built
19367 reference trees have SSA_NAME operands.
19369 2009-04-11 Richard Guenther <rguenther@suse.de>
19372 * c-gimplify.c (c_gimplify_expr): Adjust check for mismatched
19373 address expressions.
19375 2009-04-11 Dave Korn <dave.korn.cygwin@gmail.com>
19377 * config/i386/cygwin-stdint.h (INT_LEAST32_TYPE): Update to
19378 match changes in Cygwin 1.7
19379 (UINT_LEAST32_TYPE, INT_FAST16_TYPE, INT_FAST32_TYPE,
19380 UINT_FAST16_TYPE, UINT_FAST32_TYPE): Likewise.
19382 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19384 PR tree-optimization/39701
19385 * doc/invoke.texi (Optimization Options): Document change in
19386 meaning and initialization of -fdelete-null-pointer-checks.
19388 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19390 PR middle-end/39701
19391 * common.opt (-fdelete-null-pointer-checks): Initialize to 1.
19393 * opts.c (decode_options): Don't set flag_delete_null_pointer_checks
19396 * doc/invoke.texi: Update -fdelete-null-pointer-checks.
19398 2009-04-10 Chao-ying Fu <fu@mips.com>
19400 * doc/tm.texi (Instruction Output): Document
19401 TARGET_ASM_FINAL_POSTSCAN_INSN.
19402 * target.h (final_postscan_insn): New field in asm_out.
19403 * target-def.h (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19404 (TARGET_ASM_OUT): Add TARGET_ASM_FINAL_POSTSCAN_INSN.
19405 * final.c (final_scan_insn): Call
19406 targetm.asm_out.final_postscan_insn after outputting
19407 an asm macro and a normal instruction.
19409 * config/mips/mips.h (FINAL_PRESCAN_INSN): New define.
19410 * config/mips/mips-protos.h (mips_final_prescan_insn): Declare.
19411 * config/mips/mips.c (mips_at_reg_p): New for_each_rtx callback.
19412 (mips_final_prescan_insn, mips_final_postscan_insn): New functions.
19413 (TARGET_ASM_FINAL_POSTSCAN_INSN): New define.
19415 2009-04-10 Paolo Bonzini <bonzini@gnu.org>
19417 PR middle-end/39701
19418 * fold-const.c (tree_single_nonzero_warnv_p): Pass non-static
19419 variables as non-NULL even with -fdelete-null-pointer-checks.
19421 2009-04-10 H.J. Lu <hongjiu.lu@intel.com>
19423 * config/rs6000/darwin-vecsave.asm: Remove extra "*/".
19425 2009-04-09 H.J. Lu <hongjiu.lu@intel.com>
19428 * config/i386/i386.c (classify_argument): Handle SCmode with
19429 (bit_offset % 64) != 0.
19431 2009-04-09 Sandra Loosemore <sandra@codesourcery.com>
19433 * doc/invoke.texi (Optimize Options): Add cross-reference to
19434 -Q --help=optimizers examples.
19436 2009-04-10 Ben Elliston <bje@au.ibm.com>
19439 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Do not set
19440 regalign for the reg == fpr and TDmode case.
19442 2009-04-09 David Ayers <ayers@fsfe.org>
19445 * objc/objc-act.c (warn_with_method): Remove helper function.
19446 (check_duplicates): Call warning and inform directly.
19447 (really_start_method): Likewise.
19449 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19451 * expmed.c (expand_divmod): Always use a comparison for a division
19452 by a large unsigned integer.
19454 * fold-const.c (tree_single_nonzero_warnv_p): Always treat decls
19455 for things others than variables or functions as nonzero.
19457 2009-04-09 Nick Clifton <nickc@redhat.com>
19459 * unwind-compat.c: Change copyright header to refer to version
19460 3 of the GNU General Public License with version 3.1 of the
19461 GCC Runtime Library Exception and to point readers at the
19462 COPYING3 and COPYING3.RUNTIME files and the FSF's license web page.
19463 * config/alpha/crtfastmath.c: Likewise.
19464 * config/alpha/linux-unwind.h: Likewise.
19465 * config/alpha/qrnnd.asm: Likewise.
19466 * config/alpha/vms-crt0-64.c: Likewise.
19467 * config/alpha/vms-crt0.c: Likewise.
19468 * config/alpha/vms-dwarf2.asm: Likewise.
19469 * config/alpha/vms-dwarf2eh.asm: Likewise.
19470 * config/alpha/vms-psxcrt0-64.c: Likewise.
19471 * config/alpha/vms-psxcrt0.c: Likewise.
19472 * config/alpha/vms_tramp.asm: Likewise.
19473 * config/arc/initfini.c: Likewise.
19474 * config/arc/lib1funcs.asm: Likewise.
19475 * config/arm/bpabi-v6m.S: Likewise.
19476 * config/arm/bpabi.S: Likewise.
19477 * config/arm/bpabi.c: Likewise.
19478 * config/arm/crti.asm: Likewise.
19479 * config/arm/crtn.asm: Likewise.
19480 * config/arm/ieee754-df.S: Likewise.
19481 * config/arm/ieee754-sf.S: Likewise.
19482 * config/arm/lib1funcs.asm: Likewise.
19483 * config/arm/libunwind.S: Likewise.
19484 * config/arm/linux-atomic.c: Likewise.
19485 * config/arm/mmintrin.h: Likewise.
19486 * config/arm/pr-support.c: Likewise.
19487 * config/arm/unaligned-funcs.c: Likewise.
19488 * config/arm/unwind-arm.c: Likewise.
19489 * config/arm/unwind-arm.h: Likewise.
19490 * config/avr/libgcc.S: Likewise.
19491 * config/bfin/crti.s: Likewise.
19492 * config/bfin/crtlibid.s: Likewise.
19493 * config/bfin/crtn.s: Likewise.
19494 * config/bfin/lib1funcs.asm: Likewise.
19495 * config/bfin/linux-unwind.h: Likewise.
19496 * config/cris/arit.c: Likewise.
19497 * config/cris/cris_abi_symbol.c: Likewise.
19498 * config/darwin-64.c: Likewise.
19499 * config/darwin-crt2.c: Likewise.
19500 * config/darwin-crt3.c: Likewise.
19501 * config/darwin.h: Likewise.
19502 * config/dbxelf.h: Likewise.
19503 * config/dfp-bit.c: Likewise.
19504 * config/dfp-bit.h: Likewise.
19505 * config/elfos.h: Likewise.
19506 * config/fixed-bit.c: Likewise.
19507 * config/fixed-bit.h: Likewise.
19508 * config/fp-bit.c: Likewise.
19509 * config/fp-bit.h: Likewise.
19510 * config/fr30/crti.asm: Likewise.
19511 * config/fr30/crtn.asm: Likewise.
19512 * config/fr30/lib1funcs.asm: Likewise.
19513 * config/freebsd-spec.h: Likewise.
19514 * config/frv/cmovd.c: Likewise.
19515 * config/frv/cmovh.c: Likewise.
19516 * config/frv/cmovw.c: Likewise.
19517 * config/frv/frvbegin.c: Likewise.
19518 * config/frv/frvend.c: Likewise.
19519 * config/frv/lib1funcs.asm: Likewise.
19520 * config/glibc-stdint.h: Likewise.
19521 * config/h8300/clzhi2.c: Likewise.
19522 * config/h8300/crti.asm: Likewise.
19523 * config/h8300/crtn.asm: Likewise.
19524 * config/h8300/ctzhi2.c: Likewise.
19525 * config/h8300/fixunssfsi.c: Likewise.
19526 * config/h8300/lib1funcs.asm: Likewise.
19527 * config/h8300/parityhi2.c: Likewise.
19528 * config/h8300/popcounthi2.c: Likewise.
19529 * config/i386/ammintrin.h: Likewise.
19530 * config/i386/att.h: Likewise.
19531 * config/i386/avxintrin.h: Likewise.
19532 * config/i386/biarch64.h: Likewise.
19533 * config/i386/bmmintrin.h: Likewise.
19534 * config/i386/cpuid.h: Likewise.
19535 * config/i386/cross-stdarg.h: Likewise.
19536 * config/i386/crtfastmath.c: Likewise.
19537 * config/i386/crtprec.c: Likewise.
19538 * config/i386/cygming-crtbegin.c: Likewise.
19539 * config/i386/cygming-crtend.c: Likewise.
19540 * config/i386/cygwin.asm: Likewise.
19541 * config/i386/emmintrin.h: Likewise.
19542 * config/i386/gmm_malloc.h: Likewise.
19543 * config/i386/gthr-win32.c: Likewise.
19544 * config/i386/i386.h: Likewise.
19545 * config/i386/immintrin.h: Likewise.
19546 * config/i386/linux-unwind.h: Likewise.
19547 * config/i386/linux64.h: Likewise.
19548 * config/i386/mm3dnow.h: Likewise.
19549 * config/i386/mmintrin-common.h: Likewise.
19550 * config/i386/mmintrin.h: Likewise.
19551 * config/i386/nmmintrin.h: Likewise.
19552 * config/i386/pmm_malloc.h: Likewise.
19553 * config/i386/pmmintrin.h: Likewise.
19554 * config/i386/smmintrin.h: Likewise.
19555 * config/i386/sol2-c1.asm: Likewise.
19556 * config/i386/sol2-ci.asm: Likewise.
19557 * config/i386/sol2-cn.asm: Likewise.
19558 * config/i386/sol2-gc1.asm: Likewise.
19559 * config/i386/tmmintrin.h: Likewise.
19560 * config/i386/unix.h: Likewise.
19561 * config/i386/w32-unwind.h: Likewise.
19562 * config/i386/wmmintrin.h: Likewise.
19563 * config/i386/x86-64.h: Likewise.
19564 * config/i386/x86intrin.h: Likewise.
19565 * config/i386/xmmintrin.h: Likewise.
19566 * config/ia64/crtbegin.asm: Likewise.
19567 * config/ia64/crtend.asm: Likewise.
19568 * config/ia64/crtfastmath.c: Likewise.
19569 * config/ia64/crti.asm: Likewise.
19570 * config/ia64/crtn.asm: Likewise.
19571 * config/ia64/fde-glibc.c: Likewise.
19572 * config/ia64/lib1funcs.asm: Likewise.
19573 * config/ia64/linux-unwind.h: Likewise.
19574 * config/ia64/quadlib.c: Likewise.
19575 * config/ia64/unwind-ia64.c: Likewise.
19576 * config/linux.h: Likewise.
19577 * config/m32c/m32c-lib1.S: Likewise.
19578 * config/m32c/m32c-lib2-trapv.c: Likewise.
19579 * config/m32c/m32c-lib2.c: Likewise.
19580 * config/m32r/initfini.c: Likewise.
19581 * config/m68hc11/larith.asm: Likewise.
19582 * config/m68hc11/m68hc11-crt0.S: Likewise.
19583 * config/m68k/cf.md: Likewise.
19584 * config/m68k/crti.s: Likewise.
19585 * config/m68k/crtn.s: Likewise.
19586 * config/m68k/lb1sf68.asm: Likewise.
19587 * config/m68k/linux-unwind.h: Likewise.
19588 * config/mcore/crti.asm: Likewise.
19589 * config/mcore/crtn.asm: Likewise.
19590 * config/mcore/lib1.asm: Likewise.
19591 * config/mips/linux-unwind.h: Likewise.
19592 * config/mips/loongson.h: Likewise.
19593 * config/mips/mips16.S: Likewise.
19594 * config/mmix/crti.asm: Likewise.
19595 * config/mmix/crtn.asm: Likewise.
19596 * config/pa/fptr.c: Likewise.
19597 * config/pa/hpux-unwind.h: Likewise.
19598 * config/pa/lib2funcs.asm: Likewise.
19599 * config/pa/linux-atomic.c: Likewise.
19600 * config/pa/linux-unwind.h: Likewise.
19601 * config/pa/milli64.S: Likewise.
19602 * config/pa/quadlib.c: Likewise.
19603 * config/pa/stublib.c: Likewise.
19604 * config/picochip/libgccExtras/adddi3.asm: Likewise.
19605 * config/picochip/libgccExtras/ashlsi3.asm: Likewise.
19606 * config/picochip/libgccExtras/ashlsi3.c: Likewise.
19607 * config/picochip/libgccExtras/ashrsi3.asm: Likewise.
19608 * config/picochip/libgccExtras/ashrsi3.c: Likewise.
19609 * config/picochip/libgccExtras/cmpsi2.asm: Likewise.
19610 * config/picochip/libgccExtras/divmod15.asm: Likewise.
19611 * config/picochip/libgccExtras/divmodhi4.asm: Likewise.
19612 * config/picochip/libgccExtras/divmodsi4.asm: Likewise.
19613 * config/picochip/libgccExtras/longjmp.asm: Likewise.
19614 * config/picochip/libgccExtras/lshrsi3.asm: Likewise.
19615 * config/picochip/libgccExtras/lshrsi3.c: Likewise.
19616 * config/picochip/libgccExtras/parityhi2.asm: Likewise.
19617 * config/picochip/libgccExtras/popcounthi2.asm: Likewise.
19618 * config/picochip/libgccExtras/setjmp.asm: Likewise.
19619 * config/picochip/libgccExtras/subdi3.asm: Likewise.
19620 * config/picochip/libgccExtras/ucmpsi2.asm: Likewise.
19621 * config/picochip/libgccExtras/udivmodhi4.asm: Likewise.
19622 * config/picochip/libgccExtras/udivmodsi4.asm: Likewise.
19623 * config/rs6000/750cl.h: Likewise.
19624 * config/rs6000/altivec.h: Likewise.
19625 * config/rs6000/biarch64.h: Likewise.
19626 * config/rs6000/crtresfpr.asm: Likewise.
19627 * config/rs6000/crtresgpr.asm: Likewise.
19628 * config/rs6000/crtresxfpr.asm: Likewise.
19629 * config/rs6000/crtresxgpr.asm: Likewise.
19630 * config/rs6000/crtsavfpr.asm: Likewise.
19631 * config/rs6000/crtsavgpr.asm: Likewise.
19632 * config/rs6000/darwin-asm.h: Likewise.
19633 * config/rs6000/darwin-fallback.c: Likewise.
19634 * config/rs6000/darwin-fpsave.asm: Likewise.
19635 * config/rs6000/darwin-ldouble.c: Likewise.
19636 * config/rs6000/darwin-tramp.asm: Likewise.
19637 * config/rs6000/darwin-unwind.h: Likewise.
19638 * config/rs6000/darwin-vecsave.asm: Likewise.
19639 * config/rs6000/darwin-world.asm: Likewise.
19640 * config/rs6000/e500crtres32gpr.asm: Likewise.
19641 * config/rs6000/e500crtres64gpr.asm: Likewise.
19642 * config/rs6000/e500crtres64gprctr.asm: Likewise.
19643 * config/rs6000/e500crtrest32gpr.asm: Likewise.
19644 * config/rs6000/e500crtrest64gpr.asm: Likewise.
19645 * config/rs6000/e500crtresx32gpr.asm: Likewise.
19646 * config/rs6000/e500crtresx64gpr.asm: Likewise.
19647 * config/rs6000/e500crtsav32gpr.asm: Likewise.
19648 * config/rs6000/e500crtsav64gpr.asm: Likewise.
19649 * config/rs6000/e500crtsav64gprctr.asm: Likewise.
19650 * config/rs6000/e500crtsavg32gpr.asm: Likewise.
19651 * config/rs6000/e500crtsavg64gpr.asm: Likewise.
19652 * config/rs6000/e500crtsavg64gprctr.asm: Likewise.
19653 * config/rs6000/eabi-ci.asm: Likewise.
19654 * config/rs6000/eabi-cn.asm: Likewise.
19655 * config/rs6000/eabi.asm: Likewise.
19656 * config/rs6000/linux-unwind.h: Likewise.
19657 * config/rs6000/linux64.h: Likewise.
19658 * config/rs6000/paired.h: Likewise.
19659 * config/rs6000/paired.md: Likewise.
19660 * config/rs6000/ppc64-fp.c: Likewise.
19661 * config/rs6000/ppu_intrinsics.h: Likewise.
19662 * config/rs6000/rs6000.h: Likewise.
19663 * config/rs6000/si2vmx.h: Likewise.
19664 * config/rs6000/sol-ci.asm: Likewise.
19665 * config/rs6000/sol-cn.asm: Likewise.
19666 * config/rs6000/spe.h: Likewise.
19667 * config/rs6000/spu2vmx.h: Likewise.
19668 * config/rs6000/sysv4.h: Likewise.
19669 * config/rs6000/tramp.asm: Likewise.
19670 * config/rs6000/vec_types.h: Likewise.
19671 * config/s390/linux-unwind.h: Likewise.
19672 * config/s390/tpf-unwind.h: Likewise.
19673 * config/score/crti.asm: Likewise.
19674 * config/score/crtn.asm: Likewise.
19675 * config/sh/crt1.asm: Likewise.
19676 * config/sh/crti.asm: Likewise.
19677 * config/sh/crtn.asm: Likewise.
19678 * config/sh/divtab-sh4-300.c: Likewise.
19679 * config/sh/divtab-sh4.c: Likewise.
19680 * config/sh/divtab.c: Likewise.
19681 * config/sh/lib1funcs-4-300.asm: Likewise.
19682 * config/sh/lib1funcs-Os-4-200.asm: Likewise.
19683 * config/sh/lib1funcs.asm: Likewise.
19684 * config/sh/lib1funcs.h: Likewise.
19685 * config/sh/linux-atomic.asm: Likewise.
19686 * config/sh/linux-unwind.h: Likewise.
19687 * config/sh/shmedia.h: Likewise.
19688 * config/sh/sshmedia.h: Likewise.
19689 * config/sh/ushmedia.h: Likewise.
19690 * config/sparc/crtfastmath.c: Likewise.
19691 * config/sparc/linux-unwind.h: Likewise.
19692 * config/sparc/sol2-c1.asm: Likewise.
19693 * config/sparc/sol2-ci.asm: Likewise.
19694 * config/sparc/sol2-cn.asm: Likewise.
19695 * config/spu/divmodti4.c: Likewise.
19696 * config/spu/divv2df3.c: Likewise.
19697 * config/spu/float_disf.c: Likewise.
19698 * config/spu/float_unsdidf.c: Likewise.
19699 * config/spu/float_unsdisf.c: Likewise.
19700 * config/spu/float_unssidf.c: Likewise.
19701 * config/spu/mfc_multi_tag_release.c: Likewise.
19702 * config/spu/mfc_multi_tag_reserve.c: Likewise.
19703 * config/spu/mfc_tag_release.c: Likewise.
19704 * config/spu/mfc_tag_reserve.c: Likewise.
19705 * config/spu/mfc_tag_table.c: Likewise.
19706 * config/spu/multi3.c: Likewise.
19707 * config/spu/spu_internals.h: Likewise.
19708 * config/spu/spu_intrinsics.h: Likewise.
19709 * config/spu/spu_mfcio.h: Likewise.
19710 * config/spu/vec_types.h: Likewise.
19711 * config/spu/vmx2spu.h: Likewise.
19712 * config/stormy16/stormy16-lib2.c: Likewise.
19713 * config/svr4.h: Likewise.
19714 * config/sync.c: Likewise.
19715 * config/v850/lib1funcs.asm: Likewise.
19716 * config/vxlib-tls.c: Likewise.
19717 * config/vxlib.c: Likewise.
19718 * config/vxworks-dummy.h: Likewise.
19719 * config/xtensa/crti.asm: Likewise.
19720 * config/xtensa/crtn.asm: Likewise.
19721 * config/xtensa/ieee754-df.S: Likewise.
19722 * config/xtensa/ieee754-sf.S: Likewise.
19723 * config/xtensa/lib1funcs.asm: Likewise.
19724 * config/xtensa/lib2funcs.S: Likewise.
19725 * config/xtensa/linux-unwind.h: Likewise.
19726 * config/xtensa/unwind-dw2-xtensa.c: Likewise.
19727 * config/xtensa/unwind-dw2-xtensa.h: Likewise.
19728 * coretypes.h: Likewise.
19729 * crtstuff.c: Likewise.
19730 * defaults.h: Likewise.
19731 * dwarf2.h: Likewise.
19732 * emutls.c: Likewise.
19733 * gbl-ctors.h: Likewise.
19734 * gcov-io.h: Likewise.
19735 * ginclude/float.h: Likewise.
19736 * ginclude/iso646.h: Likewise.
19737 * ginclude/stdarg.h: Likewise.
19738 * ginclude/stdbool.h: Likewise.
19739 * ginclude/stddef.h: Likewise.
19740 * ginclude/stdfix.h: Likewise.
19741 * ginclude/stdint-gcc.h: Likewise.
19742 * ginclude/tgmath.h: Likewise.
19743 * gthr-aix.h: Likewise.
19744 * gthr-dce.h: Likewise.
19745 * gthr-gnat.c: Likewise.
19746 * gthr-gnat.h: Likewise.
19747 * gthr-lynx.h: Likewise.
19748 * gthr-mipssde.h: Likewise.
19749 * gthr-nks.h: Likewise.
19750 * gthr-posix.c: Likewise.
19751 * gthr-posix.h: Likewise.
19752 * gthr-posix95.h: Likewise.
19753 * gthr-rtems.h: Likewise.
19754 * gthr-single.h: Likewise.
19755 * gthr-solaris.h: Likewise.
19756 * gthr-tpf.h: Likewise.
19757 * gthr-vxworks.h: Likewise.
19758 * gthr-win32.h: Likewise.
19759 * gthr.h: Likewise.
19760 * libgcc2.c: Likewise.
19761 * libgcc2.h: Likewise.
19762 * libgcov.c: Likewise.
19763 * tsystem.h: Likewise.
19764 * typeclass.h: Likewise.
19765 * unwind-c.c: Likewise.
19766 * unwind-compat.h: Likewise.
19767 * unwind-dw2-fde-compat.c: Likewise.
19768 * unwind-dw2-fde-darwin.c: Likewise.
19769 * unwind-dw2-fde-glibc.c: Likewise.
19770 * unwind-dw2-fde.c: Likewise.
19771 * unwind-dw2-fde.h: Likewise.
19772 * unwind-dw2.c: Likewise.
19773 * unwind-dw2.h: Likewise.
19774 * unwind-generic.h: Likewise.
19775 * unwind-pe.h: Likewise.
19776 * unwind-sjlj.c: Likewise.
19777 * unwind.inc: Likewise.
19778 * config/arm/neon-gen.ml: Change generated copyright header to
19779 refer to version 3 of the GNU General Public License with
19780 version 3.1 of the GCC Runtime Library Exception and to point
19781 readers at the COPYING3 and COPYING3.RUNTIME files and the
19782 FSF's license web page.
19783 * config/arm/arm_neon.h: Regenerate.
19785 2009-04-09 Jakub Jelinek <jakub@redhat.com>
19787 * config/cris/cris.md: Change copyright header to refer to version
19788 3 of the GNU General Public License.
19789 * doc/install.texi2html: Change copyright header to refer to version
19790 3 of the GNU General Public License and to point readers at the
19791 COPYING3 file and the FSF's license web page.
19792 * config/vax/linux.h: Likewise.
19794 2009-04-09 Paolo Bonzini <bonzini@gnu.org>
19796 * config/i386/i386.md (cmpcc): New.
19797 * config/i386/sync.md (sync_compare_and_swap*): Set FLAGS_REG.
19798 (sync_compare_and_swap_cc*): Delete.
19800 * config/s390/s390.c (s390_compare_emitted): Remove.
19801 (s390_emit_compare): Handle MODE_CC s390_compare_op0 like
19802 s390_compare_emitted used to be handled. Assert that modes match.
19803 (s390_emit_compare_and_swap): Use s390_emit_compare, do not
19804 refer to sync_compare_and_swap_ccsi.
19805 * config/s390/s390.h (s390_compare_emitted): Remove.
19806 * config/s390/s390.md (seq): Look for MODE_CC s390_compare_op0
19807 instead of s390_compare_emitted.
19808 (stack_protect_test, sync_compare_and_swap_cc): Set s390_compare_op0
19809 instead of s390_compare_emitted.
19810 * config/s390/s390.md (cmpcc): New.
19811 (sync_compare_and_swapqi, sync_compare_and_swaphi): Clobber
19812 CC_REGNUM, do not pretend it's set.
19813 (sync_compare_and_swap_cc*): Delete.
19814 * config/s390/predicates.md (cc_reg_operand): New.
19816 * expr.c (sync_compare_and_swap_cc): Delete.
19817 * optabs.h (sync_compare_and_swap_cc): Delete.
19818 * optabs.c (prepare_cmp_insn): Ignore which specific CCmode
19819 is being used with can_compare_p.
19820 (emit_cmp_and_jump_insn_1): Likewise when looking in the optab.
19821 (find_cc_set): New.
19822 (expand_bool_compare_and_swap): Do not use sync_compare_and_swap_cc,
19823 look for a MODE_CC set instead. Use emit_store_flag.
19824 (expand_compare_and_swap_loop): Likewise, with some additional
19825 complication to avoid a force_reg when useless. Use
19826 emit_cmp_and_jump_insns.
19827 * genopinit.c (optabs): Delete sync_compare_and_swap_cc.
19828 * doc/md.texi (sync_compare_and_swap_cc): Merge with
19829 sync_compare_and_swap documentation.
19831 2009-04-09 Jan Hubicka <jh@suse.cz>
19833 * except.c (find_prev_try): Break out from ....
19834 (duplicate_eh_regions): ... here; properly update prev_try pointers
19835 when duplication part of tree.
19836 (dump_eh_tree): Improve dumping.
19837 (verify_eh_region): New.
19838 (verify_eh_tree): Use it.
19840 2009-04-06 Richard Guenther <rguenther@suse.de>
19842 * c-gimplify.c (c_gimplify_expr): Fix the invalid GENERIC
19843 &ARRAY addresses by adjusting their types and prepending
19845 * tree-cfg.c (verify_gimple_assign_single): Verify that
19846 addresses are correct.
19848 2009-04-09 Richard Guenther <rguenther@suse.de>
19850 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Move non-constant
19851 indices into an array reference if possible.
19852 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
19853 Fold POINTER_PLUS_EXPR statements with invariant address.
19855 2009-04-09 Alan Modra <amodra@bigpond.net.au>
19858 * config.gcc (powerpc64-*-linux*): Always build biarch.
19860 2009-04-09 Joseph Myers <joseph@codesourcery.com>
19863 * c-typeck.c (do_case): If case label is not an INTEGER_CST, fold
19864 it and pedwarn if this results in an INTEGER_CST.
19866 2009-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19868 * doc/install.texi: Update minimum GMP version. Remove obsolete
19869 text in MPFR section.
19871 2009-04-08 Jakub Jelinek <jakub@redhat.com>
19873 * dwarf2out.c (class_scope_p): New static inline.
19874 (class_or_namespace_scope_p): Use it.
19875 (gen_variable_die): Use DW_TAG_member tag for static data member
19876 declarations instead of DW_TAG_variable.
19878 PR middle-end/39573
19879 * omp-low.c (expand_omp_taskreg): Finalize taskreg static local_decls
19882 2009-04-08 Richard Guenther <rguenther@suse.de>
19884 * tree-ssa-sccvn.c (valueize_refs): Do not continue to
19885 valueize random data.
19887 2009-04-08 David Edelsohn <edelsohn@gnu.org>
19889 * config.gcc (aix tm_file): Add aix-stdint.h.
19890 (aix tm clause use_gcc_stdint): Set to wrap.
19891 * config/rs6000/aix-stdint.h: New file.
19893 2009-04-08 Richard Guenther <rguenther@suse.de>
19895 PR middle-end/36291
19896 * tree-dfa.c (add_referenced_var): Do not recurse into
19897 global initializers.
19898 * tree-ssa-ccp.c (get_symbol_constant_value): Add newly
19900 (fold_const_aggregate_ref): Likewise.
19902 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19904 * recog.c (ordered_comparison_operator): New.
19905 * gensupport.c (std_preds): Add it.
19906 * doc/md.texi (Machine-Independent Predicates): Document it.
19908 2009-04-08 Jan Hubicka <jh@suse.cz>
19910 * tree-eh.c (cleanup_eh): When not optimizing, do not try EH merging.
19911 * function.h (rtl_eh): Remove exception_handler_label_map.
19912 * except.c (ehl_hash, ehl_eq, add_ehl_entry,
19913 remove_exception_handler_label, for_each_eh_label_1): Remove.
19914 (rtl_remove_unreachable_regions): Remove.
19915 (convert_from_eh_region_ranges): Do not remove unreachable regions.
19916 (find_exception_handler_labels): Don't build the hashtable.
19917 (maybe_remove_eh_handler): Remove.
19918 (for_each_eh_label): Rewrite to walk the tree.
19919 (rest_of_handle_eh): Do not cleanup cfg prior EH construction.
19920 * except.h (maybe_remove_eh_handler): Remove.
19921 * passes.c (init_optimization_passes): Schedule second EH cleanup
19923 * cfgrtl.c (rtl_delete_block, rtl_merge_blocks,
19924 cfg_layout_merge_blocks): Do not call maybe_remove_eh_handler.
19926 2009-04-08 Paolo Bonzini <bonzini@gnu.org>
19928 * genoutput.c (validate_optab_operands): New.
19929 (gen_insn, gen_expand): Call it.
19931 * genflags.c (gen_insn): Detect misused iterators.
19932 (main): Pass line_no to gen_insn, exit with status 1 on error.
19934 * genextract.c (line_no): Make global.
19935 (VEC_safe_set_locstr): Change assertion to error message.
19936 (main): Exit with status 1 on error.
19938 2009-04-08 Joseph Myers <joseph@codesourcery.com>
19942 * c-common.h (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
19943 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
19944 EXPR_INT_CONST_OPERANDS): Remove duplicate definitions.
19945 * c-convert.c (convert): Do not call fold on results of conversion
19946 functions when the result is a C_MAYBE_CONST_EXPR.
19947 * c-parser.c (c_parser_postfix_expression): Do not fold condition
19948 of __builtin_choose_expr.
19949 * c-typeck.c (remove_c_maybe_const_expr): New.
19950 (build_unary_op, build_conditional_expr, build_compound_expr,
19951 build_binary_op, c_objc_common_truthvalue_conversion): Call
19952 remove_c_maybe_const_expr on any input C_MAYBE_CONST_EXPR with
19955 2009-04-08 Bingfeng Mei <bmei@broadcom.com>
19957 * fold-const.c (const_binop): Combine two VECTOR_CST under operation
19958 CODE to produce a new one. Add a prototype to use fold_convert_const
19960 2009-04-08 Danny Smith <dannysmith@users.sourceforge.net>
19963 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Don't
19964 mix declarations and code.
19966 2009-04-08 Ben Elliston <bje@au.ibm.com>
19968 * gcc.c: Replace `CC' with `GCC' throughout.
19970 2009-04-07 H.J. Lu <hongjiu.lu@intel.com>
19972 * doc/invoke.texi: Document Atom support.
19974 2009-04-07 Jason Merrill <jason@redhat.com>
19977 * c-common.h, c-common.c: Add flag_pretty_templates.
19978 * c-opts.c (c_common_handle_option): Set it.
19979 * c.opt: Add -fno-pretty-templates.
19980 * doc/invoke.texi (C++ Dialect Options): Likewise.
19982 2009-04-07 Uros Bizjak <ubizjak@gmail.com>
19984 * config/ia64/ia64.c (ia64_builtins): Add IA64_BUILTIN_HUGE_VALQ.
19985 (ia64_init_builtins): Handle IA64_BUILTIN_HUGE_VALQ.
19986 (ia64_expand_builtin): Likewise.
19988 2009-04-07 Martin Jambor <mjambor@suse.cz>
19990 * tree-ssa-alias.c (refs_may_alias_p_1): Check for
19991 is_gimple_min_invariant rather than CONSTANT_CLASS_P so that invariant
19992 ADDR_EXPRS are include too.
19994 2009-04-07 Richard Guenther <rguenther@suse.de>
19996 * tree-ssa-alias.c (ref_maybe_used_by_call_p_1): Non-aliased
19997 decls are only used if passes as parameters or if they are
19998 local statics and the call is not to a builtin.
19999 (call_may_clobber_ref_p_1): Likewise.
20001 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20003 * expr.c (do_store_flag): Remove last argument. Simplify code
20004 to avoid duplication of tests already done by can_compare_p.
20005 (expand_expr_real_1): Adjust caller.
20007 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20009 * optabs.c (can_compare_p): Test the predicate of a
20010 cbranch and cstore pattern.
20012 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20014 * expr.c (convert_move): Use emit_store_flag instead of
20017 2009-04-07 Paolo Bonzini <bonzini@gnu.org>
20019 * config/i386/i386.c (ix86_compare_emitted): Remove.
20020 (ix86_expand_compare, ix86_expand_branch): Handle MODE_CC
20021 ix86_compare_op0 like ix86_compare_emitted used to be handled.
20022 * config/i386/i386.h (ix86_compare_emitted): Remove.
20023 * config/i386/i386.md (stack_protect_test): Set ix86_compare_op0
20024 instead of ix86_compare_emitted.
20025 * config/i386/sync.md (sync_compare_and_swap_cc): Likewise.
20027 2009-04-07 Andrew Stubbs <ams@codesourcery.com>
20029 * config.gcc (sh-*-*): Add sysroot-suffix.h to tm_file.
20030 Add t-sysroot-suffix to tmake_file.
20031 * config/print-sysroot-suffix.sh: New file.
20032 * config/t-sysroot-suffix: New file.
20034 2009-04-07 Ben Elliston <bje@au.ibm.com>
20036 * libgcc2.c (INFINITY): Use __builtin_huge_val, not __builtin_inf,
20037 as the latter produces a warning when the target does not support
20040 2009-04-07 Ben Elliston <bje@au.ibm.com>
20042 * dfp.c: Replace type punning assignments with memcpy throughout.
20043 * Makefile.in (dfp.o-warn): Remove.
20045 2009-04-07 Alan Modra <amodra@bigpond.net.au>
20048 * config.gcc: Merge powerpc-*-linux* and powerpc64-*-linux*.
20049 Include soft-fp/t-softfp after rs6000/t-linux64.
20051 2009-04-06 Eric Botcazou <ebotcazou@adacore.com>
20053 * stor-layout.c (set_sizetype): Use the full precision of their
20054 machine mode for bitsize types.
20056 2009-04-06 H.J. Lu <hongjiu.lu@intel.com>
20058 * config/i386/i386.md: Revert 2 accidental checkins.
20060 2009-04-06 Joey Ye <joey.ye@intel.com>
20061 Xuepeng Guo <xuepeng.guo@intel.com>
20062 H.J. Lu <hongjiu.lu@intel.com>
20064 Atom pipeline model, tuning and insn selection.
20065 * config.gcc (atom): Add atom config options and target.
20067 * config/i386/atom.md: New.
20069 * config/i386/i386.c (atom_cost): New cost.
20070 (m_ATOM): New macro flag.
20071 (initial_ix86_tune_features): Set m_ATOM.
20072 (x86_accumulate_outgoing_args): Likewise.
20073 (x86_arch_always_fancy_math_387): Likewise.
20074 (processor_target): Add Atom cost.
20075 (cpu_names): Add Atom cpu name.
20076 (override_options): Set Atom ISA.
20077 (ix86_issue_rate): New case PROCESSOR_ATOM.
20078 (ix86_adjust_cost): Likewise.
20080 * config/i386/i386.h (TARGET_ATOM): New target macro.
20081 (ix86_tune_indices): Add X86_TUNE_OPT_AGU.
20082 (TARGET_OPT_AGU): New target option.
20083 (target_cpu_default): Add TARGET_CPU_DEFAULT_atom.
20084 (processor_type): Add PROCESSOR_ATOM.
20086 * config/i386/i386.md (cpu): Add new value "atom".
20087 (use_carry, movu): New attr.
20088 (atom.md): Include atom.md.
20089 (adddi3_carry_rex64): Set attr "use_carry".
20090 (addqi3_carry): Likewise.
20091 (addhi3_carry): Likewise.
20092 (addsi3_carry): Likewise.
20093 (*addsi3_carry_zext): Likewise.
20094 (subdi3_carry_rex64): Likewise.
20095 (subqi3_carry): Likewise.
20096 (subhi3_carry): Likewise.
20097 (subsi3_carry): Likewise.
20098 (x86_movdicc_0_m1_rex64): Likewise.
20099 (*x86_movdicc_0_m1_se): Likewise.
20100 (x86_movsicc_0_m1): Likewise.
20101 (*x86_movsicc_0_m1_se): Likewise.
20102 (*adddi_1_rex64): Emit add insn as much as possible.
20103 (*addsi_1): Likewise.
20104 (return_internal): Set atom_unit.
20105 (return_internal_long): Likewise.
20106 (return_pop_internal): Likewise.
20107 (*rcpsf2_sse): Set atom_sse_attr attr.
20108 (*qrt<mode>2_sse): Likewise.
20109 (*prefetch_sse): Likewise.
20111 * config/i386/i386-c.c (ix86_target_macros_internal): New case
20113 (ix86_target_macros_internal): Likewise.
20115 * config/i386/sse.md (cpu): Set attr "atom_sse_attr".
20116 (*prefetch_sse_rex): Likewise.
20117 (sse_rcpv4sf2): Likewise.
20118 (sse_vmrcpv4sf2): Likewise.
20119 (sse_sqrtv4sf2): Likewise.
20120 (<sse>_vmsqrt<mode>2): Likewise.
20121 (sse_ldmxcsr): Likewise.
20122 (sse_stmxcsr): Likewise.
20123 (*sse_sfence): Likewise.
20124 (sse2_clflush): Likewise.
20125 (*sse2_mfence): Likewise.
20126 (*sse2_lfence): Likewise.
20127 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Set attr "movu".
20128 (<sse>_movup<ssemodesuffixf2c>): Likewise.
20129 (avx_movdqu<avxmodesuffix>): Likewise.
20130 (avx_lddqu<avxmodesuffix>): Likewise.
20131 (sse2_movntv2di): Change attr "type" to "ssemov".
20132 (sse2_movntsi): Likewise.
20133 (rsqrtv8sf2): Change attr "type" to "sseadd".
20134 (sse3_addsubv2df3): Set attr "atom_unit".
20135 (sse3_h<plusminus_insn>v4sf3): Likewise.
20136 (*sse2_pmaddwd): Likewise.
20137 (*vec_extractv2di_1_rex64): Likewise.
20138 (*vec_extractv2di_1_avx): Likewise.
20139 (sse2_psadbw): Likewise.
20140 (ssse3_phaddwv8hi3): Likewise.
20141 (ssse3_phaddwv4hi3): Likewise.
20142 (ssse3_phadddv4si3): Likewise.
20143 (ssse3_phadddv2si3): Likewise.
20144 (ssse3_phaddswv8hi3): Likewise.
20145 (ssse3_phaddswv4hi3): Likewise.
20146 (ssse3_phsubwv8hi3): Likewise.
20147 (ssse3_phsubwv4hi3): Likewise.
20148 (ssse3_phsubdv4si3): Likewise.
20149 (ssse3_phsubdv2si3): Likewise.
20150 (ssse3_phsubswv8hi3): Likewise.
20151 (ssse3_phsubswv4hi3): Likewise.
20152 (ssse3_pmaddubsw128): Likewise.
20153 (sse3_pmaddubsw: Likewise.
20154 (ssse3_palignrti): Likewise.
20155 (ssse3_palignrdi): Likewise.
20157 2009-04-06 Gerald Pfeifer <gerald@pfeifer.com>
20159 * doc/install.texi (Specific): Fix two cross-references to MinGW.
20161 2009-04-06 Richard Guenther <rguenther@suse.de>
20163 PR tree-optimization/28868
20164 * tree-ssa-pre.c (inserted_phi_names): New bitmap to keep track
20165 of which PHI results we inserted.
20166 (insert_into_preds_of_block): Record inserted PHIs.
20167 (eliminate): Eliminate redundant PHI nodes.
20168 (init_pre): Init inserted_phi_names.
20170 2009-04-06 Richard Guenther <rguenther@suse.de>
20172 PR tree-optimization/39643
20173 * tree-ssa-ccp.c (ccp_fold): Fold REALPART_EXPRs and
20174 IMAGPART_EXPRs of complex constants.
20175 (execute_fold_all_builtins): If we folded a call queue
20176 TODO_update_address_taken.
20178 2009-04-06 Jan Hubicka <jh@suse.cz>
20180 PR middle-end/39659
20181 * except.c (remove_unreachable_regions): Propagate may_contain_throw
20184 2009-04-06 Andrew Stubbs <ams@codesourcery.com>
20186 * config/sh/lib1funcs.asm (ic_invalidate): Move ICBI out of the
20188 (ic_invalidate_array): Likewise.
20190 2009-04-06 Hariharan Sandanagobalane <hariharan@picochip.com>
20192 * calls.c (emit_library_call_value_1): Fix a problem with parameter
20193 alignment for library calls.
20195 2009-04-06 Danny Smith <dannysmith@users.sourceforge.net>
20197 * config.gcc (mingw32 tm_file): Add mingw-stdint.h.
20198 (mingw32 tm clause use_gcc_stdint): Set to wrap.
20199 * config/i386/mingw-stdint.h: New file.
20201 2009-04-05 Richard Guenther <rguenther@suse.de>
20203 PR tree-optimization/39648
20204 * tree-ssa-sccvn.c (vn_reference_fold_indirect): Work around
20205 our &A vs. &A[0] IL deficiencies.
20207 2009-04-04 Jan Hubicka <jh@suse.cz>
20209 * except.c (sjlj_find_directly_reachable_regions): Be ready for
20210 removed toplevel regions.
20211 (sjlj_mark_call_sites): Likewise.
20213 2009-04-04 Dave Korn <dave.korn.cygwin@gmail.com>
20215 * config.gcc (cygwin tm_file): Add cygwin-stdint.h.
20216 (cygwin tm clause use_gcc_stdint): Set to wrap.
20217 * config/i386/cygwin-stdint.h: New file.
20219 2009-04-04 Richard Guenther <rguenther@suse.de>
20221 * Makefile.in (tree-ssa-copy.o): Add $(CFGLOOP_H) dependency.
20222 * tree-ssa-copy.c (init_copy_prop): Do not propagate through
20223 single-argument PHIs if we are in loop-closed SSA form.
20224 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Pass extra guards
20225 for the pre-condition.
20226 (slpeel_tree_peel_loop_to_edge): Likewise.
20227 (vect_build_loop_niters): Take an optional sequence to append stmts.
20228 (vect_generate_tmps_on_preheader): Likewise.
20229 (vect_do_peeling_for_loop_bound): Take extra guards for the
20231 (vect_do_peeling_for_alignment): Adjust. Unconditionally apply
20232 the cost model check.
20233 (vect_loop_versioning): Take stmt and stmt list to put pre-condition
20234 guards if we are going to peel. Do not apply versioning in that case.
20235 * tree-vectorizer.h (vect_loop_versioning): Adjust declaration.
20236 (vect_do_peeling_for_loop_bound): Likewise.
20237 * tree-vect-loop.c (vect_transform_loop): If we are peeling for
20238 loop bound only record extra pre-conditions, do not apply loop
20241 2009-04-04 Richard Guenther <rguenther@suse.de>
20243 * tree-ssa-operands.c (pop_stmt_changes): Remove automatic
20246 2009-04-04 Jan Hubicka <jh@suse.cz>
20248 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
20249 last_basic_block for size of bb->index indexed array.
20250 * bt-load.c (compute_defs_uses_and_gen, compute_kill,
20251 compute_out, link_btr_uses, build_btr_def_use_webs,
20252 build_btr_def_use_webs, migrate_btr_defs): Likewise.
20254 2009-04-04 Jan Hubicka <jh@suse.cz>
20256 * except.c (remove_eh_handler_and_replace): Break out from ...
20257 (remove_eh_handler): ... here.
20258 (bring_to_root): New function.
20259 (remove_unreachable_regions): Collect MUST_NOT_THROW, unify runtime
20260 handled ones, bring others to root of tree.
20262 2009-04-04 Jan Hubicka <jh@suse.cz>
20264 * tree-eh.c (tree_empty_eh_handler_p): Pattern match more curefully.
20265 (all_phis_safe_to_merge): New function.
20266 (update_info): New structure.
20267 (make_eh_edge_and_update_phi, update_eh_edges): New functions.
20268 (cleanup_empty_eh): Update SSA if possible.
20270 2009-04-04 Richard Guenther <rguenther@suse.de>
20272 * tree-ssa.c (verify_ssa): With -O0 we do not need VOPs.
20273 * tree-ssa-operands.c (append_vdef): Do not append VOPs at -O0.
20274 (append_vuse): Likewise.
20276 2009-04-04 Jakub Jelinek <jakub@redhat.com>
20278 * unwind-dw2.h (_Unwind_FrameState): Add REG_UNDEFINED enum value.
20279 * unwind-dw2.c (execute_cfa_program): Set how to REG_UNDEFINED
20280 instead of REG_UNSAVED for DW_CFA_undefined.
20281 (uw_update_context_1): Handle REG_UNDEFINED the same as REG_UNSAVED.
20282 (uw_update_context): If RA column is REG_UNDEFINED, mark it as
20285 2009-04-04 Richard Earnshaw <rearnsha@arm.com>
20288 * arm.md (movsfcc): Disable if not TARGET_HARD_FLOAT.
20289 * testsuite/gcc.c-torture/execute/pr39501.c: New file.
20290 * testsuite/gcc.c-torture/execute/pr39501.x: New file.
20292 2009-04-04 Richard Guenther <rguenther@suse.de>
20294 PR tree-optimization/8781
20295 PR tree-optimization/37892
20296 * tree-ssa-sccvn.h (vn_reference_fold_indirect): Declare.
20297 * tree-ssa-sccvn.c (vn_reference_fold_indirect): New function.
20298 (valueize_refs): Call it for *& valueizations.
20299 (shared_reference_ops_from_ref): Rename to ...
20300 (valueize_shared_reference_ops_from_ref): ... this and valueize.
20301 (shared_reference_ops_from_call): Rename to ...
20302 (valueize_shared_reference_ops_from_call): ... this and valueize.
20303 (vn_reference_lookup): Update.
20304 (visit_reference_op_call): Likewise.
20305 * tree-ssa-pre.c (phi_translate_1): Fold *&.
20306 (eliminate): Value-replace the call address in call statements.
20308 2009-04-04 Richard Guenther <rguenther@suse.de>
20310 PR tree-optimization/39636
20311 * tree-ssa-forwprop.c
20312 (forward_propagate_addr_into_variable_array_index): Check for
20313 GIMPLE_ASSIGN before accessing the rhs code.
20315 2009-04-03 Jason Merrill <jason@redhat.com>
20317 * stor-layout.c (set_sizetype): Set TYPE_CANONICAL.
20319 2009-04-03 Steve Ellcey <sje@cup.hp.com>
20321 * config/ia64/ia64.md (extendsfdf2, extendsfxf2, extenddfxf2,
20322 truncdfsf2, truncxfsf2, truncxfdf2, floatdixf2, fix_truncsfdi2,
20323 fix_truncdfdi2, fix_truncxfdi2, fix_truncxfdi2_alts, floatunsdisf2,
20324 floatunsdidf2, floatunsdixf2, fixuns_truncsfdi2, fixuns_truncdfdi2,
20325 fixuns_truncxfdi2, fixuns_truncxfdi2_alts, divsi3_internal,
20326 smuldi3_highpart, umuldi3_highpart, ctzdi2, *getf_exp_xf,
20327 divdi3_internal_lat, divdi3_internal_thr, mulditi3, *mulditi3_internal,
20328 umulditi3, *umulditi3_internal, addsf3, mulsf3, abssf2, negsf2,
20329 *nabssf2, sminsf3, smaxsf3, *maddsf4, *msubsf4, *nmulsf3, *nmaddsf4,
20330 *nmaddsf4_alts, divsf3, *sqrt_approx, sqrtsf2, sqrtsf2_internal_thr,
20331 adddf3, *adddf3_trunc, muldf3, *muldf3_trunc, absdf2, negdf2, *nabsdf2,
20332 smindf3, smaxdf3, *madddf4, *madddf4_trunc, *msubdf4, *msubdf4_trunc,
20333 *nmuldf3, *nmuldf3_trunc, *nmadddf4, *nmadddf4_alts, *nmadddf4_truncsf,
20334 *nmadddf4_truncsf_alts, divdf3, sqrtdf2, sqrtdf2_internal_thr, divxf3,
20335 sqrtxf2, sqrtxf2_internal_thr, *recip_approx):
20336 Use fr_reg_or_fp01_operand instead of fr_register_operand
20338 * config/ia64/div.md (extend<mode>rf2, truncrf<mode>2,
20339 recip_approx_rf, divsf3_internal_thr, divsf3_internal_lat,
20340 divdf3_internal_thr, divdf3_internal_lat divxf3_internal): Ditto.
20342 2009-04-03 Vladimir Makarov <vmakarov@redhat.com>
20344 PR rtl-optimization/39607
20345 PR rtl-optimization/39631
20349 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
20350 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
20351 instead of DF_LR_OUT.
20352 * ira-lives.c (process_bb_node_lives): Ditto.
20353 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
20354 instead of DF_LR_{OUT,IN}.
20355 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
20356 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
20358 2009-04-03 Steven Bosscher <steven@gcc.gnu.org>
20360 * omp-low.c (pass_expand_omp): Don't claim to provide PROP_gimple_lomp.
20361 (execute_lower_omp): Always run but take the short way out if -fopenmp
20363 (gate_lower_omp): Remove, forcing the pass manager to always run the
20364 pass and always set PROP_gimple_lomp.
20365 (pass_lower_omp): Remove gate function.
20366 * matrix-reorg.c (pass_ipa_matrix_reorg): Don't claim to provide
20367 PROP_trees. Instead, require it.
20368 * ipa-cp.c (pass_ipa_cp): Likewise.
20369 * ipa-inline.c (pass_early_inline): Don't claim to provide PROP_cfg.
20370 (pass_ipa_early_inline, pass_inline_parameters, pass_ipa_inline): Idem.
20371 * tree-profile.c (pass_tree_profile): Don't claim to provide PROP_cfg
20372 and PROP_gimple_leh.
20374 2009-04-03 Richard Guenther <rguenther@suse.de>
20376 PR middle-end/13146
20377 PR tree-optimization/23940
20378 PR tree-optimization/33237
20379 PR middle-end/33974
20380 PR middle-end/34093
20381 PR tree-optimization/36201
20382 PR tree-optimization/36230
20383 PR tree-optimization/38049
20384 PR tree-optimization/38207
20385 PR tree-optimization/38230
20386 PR tree-optimization/38301
20387 PR tree-optimization/38585
20388 PR middle-end/38895
20389 PR tree-optimization/38985
20390 PR tree-optimization/39299
20391 * tree-ssa-structalias.h: Remove.
20392 * tree-ssa-operands.h (NULL_USE_OPERAND_P): Make of type use_operand_p.
20393 (NULL_DEF_OPERAND_P): Make of type def_operand_p.
20394 (struct vuse_element_d): Remove.
20395 (struct vuse_vec_d): Likewise.
20396 (VUSE_VECT_NUM_ELEM, VUSE_VECT_ELEMENT_NC, VUSE_ELEMENT_PTR_NC,
20397 VUSE_ELEMENT_VAR_NC, VUSE_VECT_ELEMENT, VUSE_ELEMENT_PTR,
20398 SET_VUSE_VECT_ELEMENT, SET_VUSE_ELEMENT_VAR, SET_VUSE_ELEMENT_PTR,
20399 VUSE_ELEMENT_VAR): Likewise.
20400 (struct voptype_d): Likewise.
20401 (NUM_VOP_FREE_BUCKETS): Likewise.
20402 (struct ssa_operands): Remove vop_free_buckets and mpt_table fields.
20403 (struct stmt_operands_d): Remove.
20404 (VUSE_OP_PTR, VUSE_OP, SET_VUSE_OP, VUSE_NUM, VUSE_VECT,
20405 VDEF_RESULT_PTR, VDEF_RESULT, VDEF_OP_PTR, VDEF_OP, SET_VDEF_OP,
20406 VDEF_NUM, VDEF_VECT): Likewise.
20407 (copy_virtual_operands): Remove.
20408 (operand_build_cmp): Likewise.
20409 (create_ssa_artificial_load_stmt): Likewise.
20410 (enum ssa_op_iter_type): Remove ssa_op_iter_vdef.
20411 (struct ssa_operand_iterator_d): Remove vuses, vdefs, mayusesm
20412 vuse_index and mayuse_index members. Pack and move done and iter_type
20413 members to the front.
20414 (SSA_OP_VMAYUSE): Remove.
20415 (SSA_OP_VIRTUAL_USES): Adjust.
20416 (FOR_EACH_SSA_VDEF_OPERAND): Remove.
20417 (unlink_stmt_vdef): Declare.
20418 (add_to_addressable_set): Remove.
20419 * tree-vrp.c (stmt_interesting_for_vrp): Adjust.
20420 (vrp_visit_stmt): Likewise.
20421 * doc/tree-ssa.texi (Alias analysis): Update.
20422 * doc/invoke.texi (max-aliased-vops): Remove docs.
20423 (avg-aliased-vops): Likewise.
20424 * tree-into-ssa.c (syms_to_rename): Remove.
20425 (need_to_update_vops_p): Likewise.
20426 (need_to_initialize_update_ssa_p): Rename to ...
20427 (update_ssa_initialized_fn): ... this. Track function we are
20429 (symbol_marked_for_renaming): Simplify.
20430 (add_new_name_mapping): Do not set need_to_update_vops_p.
20431 (dump_currdefs): Use SYMS_TO_RENAME.
20432 (rewrite_update_stmt): Always walk all uses/defs.
20433 (dump_update_ssa): Adjust.
20434 (init_update_ssa): Take function argument. Track what we are
20436 (delete_update_ssa): Reset SYMS_TO_RENAME and update_ssa_initialized_fn.
20437 (create_new_def_for): Initialize for cfun, assert we are initialized
20439 (mark_sym_for_renaming): Simplify.
20440 (mark_set_for_renaming): Do not initialize update-ssa.
20441 (need_ssa_update_p): Simplify. Take function argument.
20442 (name_mappings_registered_p): Assert we ask for the correct function.
20443 (name_registered_for_update_p): Likewise.
20444 (ssa_names_to_replace): Likewise.
20445 (release_ssa_name_after_update_ssa): Likewise.
20446 (update_ssa): Likewise. Use SYMS_TO_RENAME.
20447 (dump_decl_set): Do not print a newline.
20448 (debug_decl_set): Do it here.
20449 (dump_update_ssa): And here.
20450 * tree-ssa-loop-im.c (move_computations): Adjust.
20451 (movement_possibility): Likewise.
20452 (determine_max_movement): Likewise.
20453 (gather_mem_refs_stmt): Likewise.
20454 * tree-dump.c (dequeue_and_dump): Do not handle SYMBOL_MEMORY_TAG
20455 or NAME_MEMORY_TAG.
20456 * tree-complex.c (update_all_vops): Remove.
20457 (expand_complex_move): Adjust.
20458 * tree-ssa-loop-niter.c (chain_of_csts_start): Use NULL_TREE.
20459 Simplify test for memory referencing statement. Exclude
20460 non-invariant ADDR_EXPRs.
20461 * tree-pretty-print.c (dump_generic_node): Do not handle memory tags.
20462 * tree-loop-distribution.c (generate_memset_zero): Adjust.
20463 (rdg_flag_uses): Likewise.
20464 * tree-tailcall.c (suitable_for_tail_opt_p): Remove memory-tag
20466 (tree_optimize_tail_calls_1): Also split the
20467 edge from the entry block if we have degenerate PHI nodes in
20468 the first basic block.
20469 * tree.c (init_ttree): Remove memory-tag related code.
20470 (tree_code_size): Likewise.
20471 (tree_node_structure): Likewise.
20472 (build7_stat): Re-write to be build6_stat.
20473 * tree.h (MTAG_P, TREE_MEMORY_TAG_CHECK, TMR_TAG): Remove.
20474 (SSA_VAR_P): Adjust.
20475 (struct tree_memory_tag): Remove.
20476 (struct tree_memory_partition_tag): Likewise.
20477 (union tree_node): Adjust.
20478 (build7): Re-write to be build6.
20479 * tree-pass.h (pass_reset_cc_flags): Remove.
20480 (TODO_update_address_taken): New flag.
20481 (pass_simple_dse): Remove.
20482 * ipa-cp.c (ipcp_update_callgraph): Update SSA form.
20483 * params.h (MAX_ALIASED_VOPS): Remove.
20484 (AVG_ALIASED_VOPS): Likewise.
20485 * omp-low.c (expand_omp_taskreg): Update SSA form.
20486 * tree-ssa-dse.c (dse_optimize_stmt): Properly query if the rhs
20487 aliases the lhs in a copy stmt.
20488 * tree-ssa-dse.c (struct address_walk_data): Remove.
20489 (memory_ssa_name_same): Likewise.
20490 (memory_address_same): Likewise.
20491 (get_kill_of_stmt_lhs): Likewise.
20492 (dse_possible_dead_store_p): Simplify, use the oracle. Handle
20493 unused stores. Look through PHI nodes into post-dominated regions.
20494 (dse_optimize_stmt): Simplify. Properly remove stores.
20495 (tree_ssa_dse): Compute dominators.
20496 (execute_simple_dse): Remove.
20497 (pass_simple_dse): Likewise.
20498 * ipa-reference.c (scan_stmt_for_static_refs): Open-code
20499 gimple_loaded_syms and gimple_stored_syms computation.
20500 * toplev.c (dump_memory_report): Dump alias and pta stats.
20501 * tree-ssa-sccvn.c (vn_reference_compute_hash): Simplify.
20502 (vn_reference_eq): Likewise.
20503 (vuses_to_vec, copy_vuses_from_stmt, vdefs_to_vec,
20504 copy_vdefs_from_stmt, shared_lookup_vops, shared_vuses_from_stmt,
20505 valueize_vuses): Remove.
20506 (get_def_ref_stmt_vuses): Simplify. Rename to ...
20507 (get_def_ref_stmt_vuse): ... this.
20508 (vn_reference_lookup_2): New function.
20509 (vn_reference_lookup_pieces): Use walk_non_aliased_vuses for
20510 walking equivalent vuses. Simplify.
20511 (vn_reference_lookup): Likewise.
20512 (vn_reference_insert): Likewise.
20513 (vn_reference_insert_pieces): Likewise.
20514 (visit_reference_op_call): Simplify.
20515 (visit_reference_op_load): Likewise.
20516 (visit_reference_op_store): Likewise.
20517 (init_scc_vn): Remove shared_lookup_vuses initialization.
20518 (free_scc_vn): Remove shared_lookup_vuses freeing.
20519 (sort_vuses, sort_vuses_heap): Remove.
20520 (get_ref_from_reference_ops): Export.
20521 * tree-ssa-sccvn.h (struct vn_reference_s): Replace vuses
20522 vector with single vuse pointer.
20523 (vn_reference_lookup_pieces, vn_reference_lookup,
20524 vn_reference_insert, vn_reference_insert_pieces): Adjust prototypes.
20525 (shared_vuses_from_stmt): Remove.
20526 (get_ref_from_reference_ops): Declare.
20527 * tree-ssa-loop-manip.c (slpeel_can_duplicate_loop_p): Adjust.
20528 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Remove
20529 memory-tag related code.
20530 * tree-ssa-ccp.c (get_symbol_constant_value): Remove memory-tag code.
20531 (likely_value): Add comment, skip static-chain of call statements.
20532 (surely_varying_stmt_p): Adjust.
20533 (gimplify_and_update_call_from_tree): Likewise.
20534 (execute_fold_all_builtins): Do not rebuild alias info.
20535 (gimplify_and_update_call_from_tree): Properly update VOPs.
20536 * tree-ssa-loop-ivopts.c (get_ref_tag): Remove.
20537 (copy_ref_info): Remove memory-tag related code.
20538 * tree-call-cdce.c (tree_call_cdce): Rename the VOP.
20539 * ipa-pure-const.c (check_decl): Remove memory-tag related code.
20540 (check_stmt): Open-code gimple_loaded_syms and gimple_stored_syms
20542 * tree-ssa-dom.c (gimple_p): Remove typedef.
20543 (eliminate_redundant_computations): Adjust.
20544 (record_equivalences_from_stmt): Likewise.
20545 (avail_expr_hash): Likewise.
20546 (avail_expr_eq): Likewise.
20547 * tree-ssa-propagate.c (update_call_from_tree): Properly update VOPs.
20548 (stmt_makes_single_load): Likewise.
20549 (stmt_makes_single_store): Likewise.
20550 * tree-ssa-alias.c: Rewrite completely.
20551 (debug_memory_partitions, dump_mem_ref_stats, debug_mem_ref_stats,
20552 debug_mem_sym_stats, dump_mem_sym_stats_for_var,
20553 debug_all_mem_sym_stats, debug_mp_info, update_mem_sym_stats_from_stmt,
20554 delete_mem_ref_stats, create_tag_raw, dump_points_to_info,
20555 dump_may_aliases_for, debug_may_aliases_for, new_type_alias):
20556 Remove public functions.
20557 (pass_reset_cc_flags): Remove.
20558 (pass_build_alias): Move ...
20559 * tree-ssa-structalias.c (pass_build_alias): ... here.
20560 * tree-ssa-alias.c (may_be_aliased): Move ...
20561 * tree-flow-inline.h (may_be_aliased): ... here.
20562 tree-ssa-alias.c (struct count_ptr_d, count_ptr_derefs,
20563 count_uses_and_derefs): Move ...
20564 * gimple.c: ... here.
20565 * gimple.h (count_uses_and_derefs): Declare.
20566 * tree-ssa-alias.c (dump_alias_stats, ptr_deref_may_alias_global_p,
20567 ptr_deref_may_alias_decl_p, ptr_derefs_may_alias_p,
20568 same_type_for_tbaa, nonaliasing_component_refs_p, decl_refs_may_alias_p,
20569 indirect_ref_may_alias_decl_p, indirect_refs_may_alias_p,
20570 ref_maybe_used_by_call_p, ref_maybe_used_by_stmt_p,
20571 call_may_clobber_ref_p, stmt_may_clobber_ref_p, maybe_skip_until,
20572 get_continuation_for_phi, walk_non_aliased_vuses, walk_aliased_vdefs):
20574 * tree-dfa.c (refs_may_alias_p): Move ...
20575 * tree-ssa-alias.c (refs_may_alias_p): ... here. Extend.
20576 * tree-ssa-alias.h: New file.
20577 * tree-ssa-sink.c (is_hidden_global_store): Adjust.
20578 (statement_sink_location): Likewise.
20579 * opts.c (decode_options): Do not adjust max-aliased-vops or
20580 avg-aliased-vops values.
20581 * timevar.def (TV_TREE_MAY_ALIAS): Remove.
20582 (TV_CALL_CLOBBER): Likewise.
20583 (TV_FLOW_SENSITIVE): Likewise.
20584 (TV_FLOW_INSENSITIVE): Likewise.
20585 (TV_MEMORY_PARTITIONING): Likewise.
20586 (TV_ALIAS_STMT_WALK): New timevar.
20587 * tree-ssa-loop-ivcanon.c (empty_loop_p): Adjust.
20588 * tree-ssa-address.c (create_mem_ref_raw): Use build6.
20589 (get_address_description): Remove memory-tag related code.
20590 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Adjust.
20591 * treestruct.def (TS_MEMORY_TAG, TS_MEMORY_PARTITION_TAG): Remove.
20592 * tree-eh.c (cleanup_empty_eh): Do not leave stale SSA_NAMEs
20593 and immediate uses in statements. Document.
20594 * gimple-pretty-print.c (dump_gimple_mem_ops): Adjust.
20595 (dump_symbols): Remove.
20596 (dump_gimple_mem_ops): Do not dump loaded or stored syms.
20597 * alias.c (get_deref_alias_set): New function split out from ...
20598 (get_alias_set): ... here.
20599 * alias.h (get_deref_alias_set): Declare.
20600 * tree-vect-data-refs.c (vect_create_data_ref_ptr): Remove unused
20601 type parameter. Remove restrict pointer handling. Create a
20602 ref-all pointer in case type-based alias sets do not conflict.
20603 (vect_analyze_data_refs): Remove SMT related code.
20604 * tree-vect-stmts.c (vectorizable_store): Re-instantiate TBAA assert.
20605 (vectorizable_load): Likewise.
20606 * tree-data-ref.h (struct dr_alias): Remove symbol_tag field.
20607 (DR_SYMBOL_TAG, DR_VOPS): Remove.
20608 * tree-data-ref.c (dr_may_alias_p): Use the alias-oracle.
20609 Ignore vops and SMTs.
20610 (dr_analyze_alias): Likewise..
20611 (free_data_ref): Likewise.
20612 (create_data_ref): Likewise.
20613 (analyze_all_data_dependences): Likewise.
20614 (get_references_in_stmt): Adjust.
20615 * tree-flow-inline.h (gimple_aliases_computed_p,
20616 gimple_addressable_vars, gimple_call_clobbered_vars,
20617 gimple_call_used_vars, gimple_global_var, may_aliases, memory_partition,
20618 factoring_name_p, mark_call_clobbered, clear_call_clobbered,
20619 compare_ssa_operands_equal, symbol_mem_tag, set_symbol_mem_tag,
20620 gimple_mem_ref_stats): Remove.
20621 (gimple_vop): New function.
20622 (op_iter_next_use): Remove vuses and mayuses cases.
20623 (op_iter_next_def): Remove vdefs case.
20624 (op_iter_next_tree): Remove vuses, mayuses and vdefs cases.
20625 (clear_and_done_ssa_iter): Do not set removed fields.
20626 (op_iter_init): Likewise. Skip vuse and/or vdef if requested.
20627 Assert we are not iterating over vuses or vdefs if not also
20628 iterating over uses or defs.
20629 (op_iter_init_use): Likewise.
20630 (op_iter_init_def): Likewise.
20631 (op_iter_next_vdef): Remove.
20632 (op_iter_next_mustdef): Likewise.
20633 (op_iter_init_vdef): Likewise.
20634 (compare_ssa_operands_equal): Likewise.
20635 (link_use_stmts_after): Handle vuse operand.
20636 (is_call_used): Use is_call_clobbered.
20637 (is_call_clobbered): Global variables are always call clobbered,
20638 query the call-clobbers bitmap.
20639 (mark_call_clobbered): Ignore global variables.
20640 (clear_call_clobbered): Likewise.
20641 * tree-ssa-coalesce.c (create_outofssa_var_map): Adjust
20642 virtual operands sanity check.
20643 * tree.def (NAME_MEMORY_TAG, SYMBOL_MEMORY_TAG, MEMORY_PARTITION_TAG):
20645 (TARGET_MEM_REF): Remove TMR_TAG operand.
20646 * tree-dfa.c (add_referenced_var): Initialize call-clobber state.
20647 Remove call-clobber related code.
20648 (remove_referenced_var): Likewise. Do not clear mpt or symbol_mem_tag.
20649 (dump_variable): Do not dump SMTs, memory stats, may-aliases or
20650 partitions or escape reason.
20651 (get_single_def_stmt, get_single_def_stmt_from_phi,
20652 get_single_def_stmt_with_phi): Remove.
20653 (dump_referenced_vars): Tidy.
20654 (get_ref_base_and_extent): Allow bare decls.
20655 (collect_dfa_stats): Adjust.
20656 * graphite.c (rename_variables_in_stmt): Adjust.
20657 (graphite_copy_stmts_from_block): Likewise.
20658 (translate_clast): Likewise.
20659 * tree-ssa-pre.c (struct bb_bitmap_sets): Add expr_dies bitmap.
20661 (translate_vuse_through_block): Use the oracle.
20662 (phi_translate_1): Adjust.
20663 (value_dies_in_block_x): Use the oracle. Cache the outcome
20665 (valid_in_sets): Check if the VUSE for
20666 a REFERENCE is available.
20667 (eliminate): Do not remove stmts during elimination,
20668 instead queue and remove them afterwards.
20669 (do_pre): Do not rebuild alias info.
20670 (pass_pre): Run TODO_rebuild_alias before PRE.
20671 * tree-ssa-live.c (remove_unused_locals): Remove memory-tag code.
20672 * tree-sra.c (sra_walk_function): Use gimple_references_memory_p.
20673 (mark_all_v_defs_stmt): Remove.
20674 (mark_all_v_defs_seq): Adjust.
20675 (sra_replace): Likewise.
20676 (scalarize_use): Likewise.
20677 (scalarize_copy): Likewise.
20678 (scalarize_init): Likewise.
20679 (scalarize_ldst): Likewise.
20680 (todoflags): Remove.
20681 (tree_sra): Do not rebuild alias info.
20682 (tree_sra_early): Adjust.
20683 (pass_sra): Run TODO_update_address_taken before SRA.
20684 * tree-predcom.c (set_alias_info): Remove.
20685 (prepare_initializers_chain): Do not call it.
20686 (mark_virtual_ops_for_renaming): Adjust.
20687 (mark_virtual_ops_for_renaming_list): Remove.
20688 (initialize_root_vars): Adjust.
20689 (initialize_root_vars_lm): Likewise.
20690 (prepare_initializers_chain): Likewise.
20691 * tree-ssa-copy.c (may_propagate_copy): Remove memory-tag related code.
20692 (may_propagate_copy_into_stmt): Likewise.
20693 (merge_alias_info): Do nothing for now.
20694 (propagate_tree_value_into_stmt): Adjust.
20695 (stmt_may_generate_copy): Likewise.
20696 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): Do
20697 not mark symbols for renaming.
20698 (forward_propagate_addr_expr): Match up push/pop_stmt_changes
20699 with the same statement, make sure to update the new pointed-to one.
20700 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Do not copy
20701 call statements, do not mark symbols for renaming.
20702 (mark_operand_necessary): Dump something.
20703 (ref_may_be_aliased): New function.
20704 (mark_aliased_reaching_defs_necessary_1): New helper function.
20705 (mark_aliased_reaching_defs_necessary): Likewise.
20706 (mark_all_reaching_defs_necessary_1): Likewise.
20707 (mark_all_reaching_defs_necessary): Likewise.
20708 (propagate_necessity): Do not process virtual PHIs. For
20709 non-aliased loads mark all reaching definitions as necessary.
20710 For aliased loads and stores mark the immediate dominating
20711 aliased clobbers as necessary.
20712 (visited): New global static.
20713 (perform_tree_ssa_dce): Free visited bitmap after propagating
20715 (remove_dead_phis): Perform simple dead virtual PHI removal.
20716 (remove_dead_stmt): Properly unlink virtual operands when
20718 (eliminate_unnecessary_stmts): Schedule PHI removal after
20720 * tree-ssa-ter.c (is_replaceable_p): Adjust.
20721 (process_replaceable): Likewise.
20722 (find_replaceable_in_bb): Likewise.
20723 * tree-ssa.c (verify_ssa_name): Verify all VOPs are
20724 based on the single gimple vop.
20725 (verify_flow_insensitive_alias_info): Remove.
20726 (verify_flow_sensitive_alias_info): Likewise.
20727 (verify_call_clobbering): Likewise.
20728 (verify_memory_partitions): Likewise.
20729 (verify_alias_info): Likewise.
20730 (verify_ssa): Adjust..
20731 (execute_update_addresses_taken): Export. Update SSA
20732 manually. Optimize only when optimizing. Use a local bitmap.
20733 (pass_update_address_taken): Remove TODO_update_ssa, add
20735 (pass_update_address_taken): Just use TODO_update_address_taken.
20736 (init_tree_ssa): Do not initialize addressable_vars.
20737 (verify_ssa): Verify new VUSE / VDEF properties.
20738 Verify that all stmts definitions have the stmt as SSA_NAME_DEF_STMT.
20739 Do not call verify_alias_info.
20740 (delete_tree_ssa): Clear the VUSE, VDEF operands.
20741 Do not free the loaded and stored syms bitmaps. Reset the escaped
20742 and callused solutions. Do not free addressable_vars.
20743 Remove memory-tag related code.
20744 (warn_uninitialized_var): Aliases are always available.
20745 * tree-ssa-loop-prefetch.c (gather_memory_references): Adjust.
20746 * lambda-code.c (can_put_in_inner_loop): Adjust.
20747 (can_put_after_inner_loop): Likewise.
20748 (perfect_nestify): Likewise.
20749 * tree-vect-stmts.c (vect_stmt_relevant_p): Adjust.
20750 (vect_gen_widened_results_half): Remove CALL_EXPR handling.
20751 (vectorizable_conversion): Do not mark symbols for renaming.
20752 * tree-inline.c (remap_gimple_stmt): Clear VUSE/VDEF.
20753 (expand_call_inline): Unlink the calls virtual operands before
20755 (tree_function_versioning): Do not call update_ssa if we are not
20756 updating clones. Simplify.
20757 * tree-ssa-phiprop.c (phivn_valid_p): Adjust.
20758 (propagate_with_phi): Likewise..
20759 * tree-outof-ssa.c (create_temp): Remove memory tag and call
20760 clobber code. Assert we are not aliased or global.
20761 * tree-flow.h: Include tree-ssa-alias.h
20762 (enum escape_type): Remove.
20763 (struct mem_sym_stats_d): Likewise.
20764 (struct mem_ref_stats_d): Likewise.
20765 (struct gimple_df): Add vop member. Remove global_var,
20766 call_clobbered_vars, call_used_vars, addressable_vars,
20767 aliases_compted_p and mem_ref_stats members. Add syms_to_rename,
20768 escaped and callused members.
20769 (struct ptr_info_def): Remove all members, add points-to solution
20771 (struct var_ann_d): Remove in_vuse_list, in_vdef_list,
20772 call_clobbered, escape_mask, mpt and symbol_mem_tag members.
20773 * Makefile.in (TREE_FLOW_H): Add tree-ssa-alias.h.
20774 (tree-ssa-structalias.o): Remove tree-ssa-structalias.h.
20775 (tree-ssa-alias.o): Likewise.
20776 (toplev.o): Add tree-ssa-alias.h
20777 (GTFILES): Remove tree-ssa-structalias.h, add tree-ssa-alias.h.
20778 * gimple.c (gimple_set_bb): Fix off-by-one error.
20779 (is_gimple_reg): Do not handle memory tags.
20780 (gimple_copy): Also copy virtual operands.
20781 Delay updating the statement. Do not reset loaded and stored syms.
20782 (gimple_set_stored_syms): Remove.
20783 (gimple_set_loaded_syms): Likewise.
20784 (gimple_call_copy_skip_args): Copy the virtual operands
20785 and mark the new statement modified.
20786 * tree-ssa-structalias.c (may_alias_p): Remove.
20787 (set_uids_in_ptset): Take the alias set to prune with as
20788 parameter. Fold in the alias test of may_alias_p.
20789 (compute_points_to_sets): Compute whether a ptr is dereferenced
20790 in a local sbitmap.
20791 (process_constraint): Deal with &ANYTHING on the lhs, reject all
20792 other ADDRESSOF constraints on the lhs.
20793 (get_constraint_for_component_ref): Assert that we don't get
20794 ADDRESSOF constraints from the base of the reference.
20795 Properly generate UNKNOWN_OFFSET for DEREF if needed.
20796 (struct variable_info): Remove collapsed_to member.
20797 (get_varinfo_fc): Remove.
20798 (new_var_info): Do not set collapsed_to.
20799 (dump_constraint): Do not follow cycles.
20800 (dump_constraint_graph): Likewise.
20801 (build_pred_graph): Likewise.
20802 (build_succ_graph): Likewise.
20803 (rewrite_constraints): Likewise.
20804 (do_simple_structure_copy): Remove.
20805 (do_rhs_deref_structure_copy): Remove.
20806 (do_lhs_deref_structure_copy): Remove.
20807 (collapse_rest_of_var): Remove.
20808 (do_structure_copy): Re-implement.
20809 (pta_stats): New global variable.
20810 (dump_pta_stats): New function.
20811 (struct constraint_expr): Make offset signed.
20812 (UNKNOWN_OFFSET): Define special value.
20813 (dump_constraint): Dump UNKNOWN_OFFSET as UNKNOWN.
20814 (solution_set_expand): New helper function split out from ...
20815 (do_sd_constraint): ... here.
20816 (solution_set_add): Handle UNKNOWN_OFFSET. Handle negative offsets.
20817 (do_ds_constraint): Likewise.
20818 (do_sd_constraint): Likewise. Do not special-case ESCAPED = *ESCAPED
20819 and CALLUSED = *CALLUSED.
20820 (set_union_with_increment): Make inc argument signed.
20821 (type_safe): Remove.
20822 (get_constraint_for_ptr_offset): Handle unknown and negative
20824 (first_vi_for_offset): Handle offsets before start. Bail
20825 out early for offsets beyond the variable extent.
20826 (first_or_preceding_vi_for_offset): New function.
20827 (init_base_vars): Add ESCAPED = ESCAPED + UNKNOWN_OFFSET constraint.
20828 Together with ESCAPED = *ESCAPED this properly computes reachability.
20829 (find_what_var_points_to): New function.
20830 (find_what_p_points_to): Implement in terms of find_what_var_points_to.
20831 (pt_solution_reset, pt_solution_empty_p, pt_solution_includes_global,
20832 pt_solution_includes_1, pt_solution_includes, pt_solutions_intersect_1,
20833 pt_solutions_intersect): New functions.
20834 (compute_call_used_vars): Remove.
20835 (compute_may_aliases): New main entry into PTA computation.
20836 * gimple.h (gimple_p): New typedef.
20837 (struct gimple_statement_base): Remove references_memory_p.
20838 (struct gimple_statement_with_memory_ops_base): Remove
20839 vdef_ops, vuse_ops, stores and loads members. Add vdef and vuse
20841 (gimple_vuse_ops, gimple_set_vuse_ops, gimple_vdef_ops,
20842 gimple_set_vdef_ops, gimple_loaded_syms, gimple_stored_syms,
20843 gimple_set_references_memory): Remove.
20844 (gimple_vuse_op, gimple_vdef_op, gimple_vuse, gimple_vdef,
20845 gimple_vuse_ptr, gimple_vdef_ptri, gimple_set_vuse, gimple_set_vdef):
20847 * tree-cfg.c (move_block_to_fn): Fix off-by-one error.
20848 (verify_expr): Allow RESULT_DECL.
20849 (gimple_duplicate_bb): Do not copy virtual operands.
20850 (gimple_duplicate_sese_region): Adjust.
20851 (gimple_duplicate_sese_tail): Likewise.
20852 (mark_virtual_ops_in_region): Remove.
20853 (move_sese_region_to_fn): Do not call it.
20854 * passes.c (init_optimization_passes): Remove pass_reset_cc_flags
20855 and pass_simple_dse.
20856 (execute_function_todo): Handle TODO_update_address_taken,
20857 call execute_update_addresses_taken for TODO_rebuild_alias.
20858 (execute_todo): Adjust.
20859 (execute_one_pass): Init dump files early.
20860 * ipa-struct-reorg.c (finalize_var_creation): Do not mark vars
20862 (create_general_new_stmt): Clear vops.
20863 * tree-ssa-reassoc.c (get_rank): Adjust.
20864 * tree-vect-slp.c (vect_create_mask_and_perm): Do not mark
20865 symbols for renaming.
20866 * params.def (PARAM_MAX_ALIASED_VOPS): Remove.
20867 (PARAM_AVG_ALIASED_VOPS): Likewise.
20868 * tree-ssanames.c (init_ssanames): Allocate SYMS_TO_RENAME.
20869 (duplicate_ssa_name_ptr_info): No need to copy the shared bitmaps.
20870 * tree-ssa-operands.c: Simplify for new virtual operand representation.
20871 (operand_build_cmp, copy_virtual_operands,
20872 create_ssa_artificial_load_stmt, add_to_addressable_set,
20873 gimple_add_to_addresses_taken): Remove public functions.
20874 (unlink_stmt_vdef): New function.
20876 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20878 * config.gcc (powerpc-*-linux*): Merge variants.
20880 2009-04-02 Chao-ying Fu <fu@mips.com>
20881 James Grosbach <james.grosbach@microchip.com>
20883 * config/mips/mips.c (mips_frame_info): Add acc_mask, num_acc,
20884 num_cop0_regs, acc_save_offset, cop0_save_offset, acc_sp_offset,
20886 (machine_function): Add interrupt_handler_p, use_shadow_register_set_p,
20887 keep_interrupts_masked_p, use_debug_exception_return_p.
20888 (mips_attribute_table): Add interrupt, use_shadow_register_set,
20889 keep_interrupts_masked, use_debug_exception_return.
20890 (mips_interrupt_type_p, mips_use_shadow_register_set_p,
20891 mips_keep_interrupts_masked_p, mips_use_debug_exception_return_p):
20893 (mips_function_ok_for_sibcall): Return false for interrupt handlers.
20894 (mips_print_operand): Process COP0 registers to print $0 .. $31
20895 correctly for GAS to process.
20896 (mips_interrupt_extra_call_saved_reg_p): New function.
20897 (mips_cfun_call_saved_reg_p): For interrupt handlers, we need to check
20899 (mips_cfun_might_clobber_call_saved_reg_p): Likewise.
20900 (mips_compute_frame_info): Add supports for interrupt context that
20901 includes doubleword accumulators and COP0 registers.
20902 (mips_for_each_saved_acc): New function.
20903 (mips_for_each_saved_gpr_and_fpr): Change the function name from
20904 mips_for_each_saved_reg.
20905 (mips_save_reg): Save accumulators.
20906 (mips_kernel_reg_p): A new for_each_rtx callback.
20907 (mips_expand_prologue): Support interrupt handlers.
20908 (mips_restore_reg): Restore accumulators.
20909 (mips_expand_epilogue): Support interrupt handlers.
20910 (mips_can_use_return_insn): Return false for interrupt handlers.
20911 (mips_epilogue_uses): New function.
20912 * config/mips/mips.md (UNSPEC_ERET, UNSPEC_DERET, UNSPEC_DI,
20913 UNSPEC_EHB, UNSPEC_RDPGPR, UNSPEC_COP0): New UNSPEC.
20914 (mips_eret, mips_deret, mips_di, mips_ehb, mips_rdpgpr,
20915 cop0_move): New instructions.
20916 * config/mips/mips-protos.h (mips_epilogue_uses): Declare.
20917 * config/mips/mips.h (K0_REG_NUM, K1_REG_NUM, KERNEL_REG_P): New
20919 (COP0_STATUS_REG_NUM, COP0_CAUSE_REG_NUM, COP0_EPC_REG_NUM):
20921 (CAUSE_IPL, SR_IPL, SR_EXL, SR_IE): New defines.
20922 (MIPS_PROLOGUE_TEMP_REGNUM, MIPS_EPILOGUE_TEMP_REGNUM): For
20923 interrupt handlers, we use K0 as the temporary register.
20924 (EPILOGUE_USES): Change to a function call.
20925 * config/mips/sde.h (MIPS_EPILOGUE_TEMP_REGNUM): For interrupt
20926 handlers, we use K0 as the temporary register.
20928 * doc/extend.texi (Function Attributes): Document interrupt,
20929 use_shadow_register_set, keep_interrupts_masked,
20930 use_debug_exception_return for MIPS attributes.
20932 2009-04-03 Alan Modra <amodra@bigpond.net.au>
20934 * config.gcc (powerpc64-*-gnu*): Add rs6000/default64.h to tm_file.
20935 Remove a number of t-files from tmake_file.
20936 * config/rs6000/sysv4.opt (mprototype): Name variable target_prototype.
20937 * config/rs6000/sysv4.h (TARGET_PROTOTYPE): Define.
20938 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Set
20939 target_prototype, not TARGET_PROTOTYPE.
20940 (LINK_OS_GNU_SPEC): Define.
20941 * config/rs6000/t-linux64 (LIB2FUNCS_EXTRA): Delete tramp.S
20942 and darwin-ldoubdle.c.
20944 2009-04-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20947 * gcc.c (save_temps_flag): Add support for -save-temps=obj.
20948 (cpp_options): Ditto.
20949 (default_compilers): Ditto.
20950 (display_help): Ditto.
20951 (process_command): Ditto.
20952 (do_spec_1): Ditto.
20953 (set_input): Use lbasename instead of duplicate code.
20954 (save_temps_prefix): New static for -save-temps=obj.
20955 (save_temps_length): Ditto.
20957 * doc/invoke.texi (-save-temps=obj): Document new variant to
20958 -save-temps switch.
20960 2009-04-02 Jeff Law <law@redhat.com>
20962 * reload1.c (fixup_eh_region_notes): Remove write-only "trap_count"
20965 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20967 * configure.ac: Support -Bstatic/-Bdynamic for linker version > 2.
20968 * configure: Regenerated.
20970 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20972 * c-decl.c (merge_decls): Make sure newdecl and olddecl don't
20973 share the argument list.
20975 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
20979 2009-02-12 Diego Novillo <dnovillo@google.com>
20981 * varpool.c (debug_varpool): New.
20982 * cgraph.h (debug_varpool): Declare.
20984 2009-04-02 Jan Hubicka <jh@suse.cz>
20986 * passes.c (init_optimization_passes): Remove two copies of ehcleanup
20989 2009-04-02 H.J. Lu <hongjiu.lu@intel.com>
20991 * config/i386/i386.c (ix86_abi): Move initialization to ...
20992 (override_options): Here.
20994 2009-04-02 Christian Bruel <christian.bruel@st.com>
20996 * config/sh/sh.c (sh_dwarf_register_span): New function.
20997 (TARGET_DWARF_REGISTER_SPAN): Define.
20998 * config/sh/sh-protos.h (sh_dwarf_register_span): Declare.
21000 2009-04-02 Ira Rosen <irar@il.ibm.com>
21002 PR tree-optimization/39595
21003 * tree-vect-slp.c (vect_build_slp_tree): Check that the size of
21004 interleaved loads group is not greater than the SLP group size.
21006 2009-04-02 Rafael Avila de Espindola <espindola@google.com>
21008 * builtins.c (is_builtin_name): New.
21009 (called_as_built_in): Use is_builtin_name.
21010 * tree.h (is_builtin_name): New.
21011 * varasm.c (incorporeal_function_p): Use is_builtin_name
21013 2009-04-02 Andrew Stubbs <ams@codesourcery.com>
21015 * config/sh/linux-unwind.h: Disable when inhibit_libc is defined.
21017 2009-04-02 Dodji Seketeli <dodji@redhat.com>
21020 * c-decl.c (clone_underlying_type): Move this ...
21021 * c-common.c (set_underlying_type): ... here.
21022 Also, make sure the function properly sets TYPE_STUB_DECL() on
21023 the newly created typedef variant type.
21024 * c-common.h (is_typedef_decl, set_underlying_type): Declare ...
21025 * c-common.c (is_typedef_decl, set_underlying_type): ... new entry
21028 2009-04-02 Richard Guenther <rguenther@suse.de>
21030 PR tree-optimization/37221
21031 * tree-flow.h (degenerate_phi_result): Declare.
21032 * tree-ssa-dom.c (degenerate_phi_result): Export.
21033 * tree-scalar-evolution.c (analyze_initial_condition): If
21034 the initial condition is defined by a degenerate PHI node
21035 use the degenerate value.
21037 2009-04-01 Eric Botcazou <ebotcazou@adacore.com>
21039 PR rtl-optimization/39588
21040 * combine.c (merge_outer_ops): Do not set the constant when this
21042 (simplify_shift_const_1): Do not modify it either in this case.
21044 2009-04-01 Steven Bosscher <steven@gcc.gnu.org>
21046 * config/ia64/ia64.c (ia64_handle_option): Inform user that Itanium1
21047 tuning is deprecated if -mtune value is set to an Itanium1 variant.
21049 2009-04-01 Janis Johnson <janis187@us.ibm.com>
21052 * c-lex.c (interpret_float): Default (no suffix) is double.
21054 2009-04-1 Xinliang David Li <davidxl@google.com>
21056 * config/i386/i386.c (legitimate_constant_p): Recognize
21057 all one vector constant.
21059 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21061 * config/vax/vax.c: Add #includes to silence warnings.
21062 Change #include order to silence two warnings.
21064 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21066 * config/vax/linux.h (TARGET_DEFAULT): Add the MASK_QMATH flag bit.
21067 (ASM_SPEC): Pass -k to the assembler for PIC code.
21069 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21071 * config.gcc: Add vax-*-linux* to the switch.
21072 * config/vax/linux.h: New file. (TARGET_VERSION,
21073 TARGET_OS_CPP_BUILTINS, TARGET_DEFAULT, CPP_SPEC, LINK_SPEC): Define.
21075 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21077 * config/vax/vax.c (vax_output_int_move, adjacent_operands_p):
21078 Use predicate macros instead of GET_CODE() == foo.
21079 * config/vax/vax.md (movsi_2, movstrictqi, and<mode>3, ashrsi3,
21080 ashlsi3, rotrsi3, <unnamed>): Likewise.
21082 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21084 * config/vax/builtins.md (jbbssiqi, jbbssihi, jbbssisi, jbbcciqi,
21085 jbbccihi, jbbccisi): Remova trailing whitespace.
21086 * config/vax/constraints.md: Likewise.
21087 * config/vax/elf.h: (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
21088 * config/vax/openbsd1.h (OBSD_OLD_GAS): Likewise.
21089 * config/vax/predicates.md: Likewise.
21090 * config/vax/vax.c (print_operand_address, vax_output_int_move,
21091 vax_expand_addsub_di_operands, adjacent_operands_p): Likewise.
21092 * config/vax/vax.h: Likewise.
21093 * config/vax/vax.md (nonlocal_goto): Likewise.
21095 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21097 * config/vax/vax.c (vax_float_literal, vax_output_int_move)
21098 (indirectable_address_p, adjacent_operands_p): Add spaces around
21100 * config/vax/vax-protos.h (adjacent_operands_p): Likewise.
21102 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21104 * config/vax/vax.c (legitimate_constant_address_p,
21105 legitimate_constant_p, indirectable_address_p, nonindexed_address_p,
21106 index_term_p, reg_plus_index_p, legitimate_address_p,
21107 vax_mode_dependent_address_p): Update comments to match functions
21108 modified by the recent int->bool conversion.
21110 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21112 * config/vax/builtins.md: Update copyright message.
21113 * config/vax/constraints.md: Likewise.
21114 * config/vax/netbsd-elf.h: Likewise.
21115 * config/vax/predicates.md: Likewise.
21116 * config/vax/vax-protos.h: Likewise.
21117 * config/vax/vax.c: Likewise.
21118 * config/vax/vax.h: Likewise.
21119 * config/vax/vax.md: Likewise.
21120 * config/vax/vax.opt: Likewise.
21122 2009-04-01 Jan-Benedict Glaw <jbglaw@jbglaw-dev.homezone.telefonica.de>
21124 * config/vax/builtins.md (ffssi2, ffssi2_internal,
21125 sync_lock_test_and_set<mode>, sync_lock_release<mode>): Fix indention.
21126 * config/vax/constraints.md (B, R): Likewise.
21127 * config/vax/predicates.md (external_memory_operand,
21128 nonimmediate_addsub_di_operand): Likewise.
21129 * config/vax/vax.c (vax_output_int_add): Likewise.
21130 * config/vax/vax.md (movsi, movsi_2, mov<mode>, call_value,
21131 untyped_call): Likewise.
21133 2009-04-01 Matt Thomas <matt@3am-software.com>
21135 * config/vax/predicates.md: New file.
21136 (symbolic_operand, local_symbolic_operand, external_symbolic_operand,
21137 external_const_operand, nonsymbolic_operand, external_memory_operand,
21138 indirect_memory_operand, indexed_memory_operand,
21139 illegal_blk_memory_operand, illegal_addsub_di_memory_operand,
21140 nonimmediate_addsub_di_operand, general_addsub_di_operand): New
21142 * config/vax/constraints.md: New file.
21143 (Z0, U06, U08, U16, CN6, S08, S16, I, J, K, L, M, N, O, G, Q, B, R, T):
21145 * config/vax/builtins.md: New file.
21146 (ffssi2, ffssi2_internal, sync_lock_test_and_set<mode>, jbbssiqi,
21147 jbbssihi, jbbssisi, sync_lock_release<mode>, jbbcciqi, jbbccihi,
21149 * config/vax/vax.opt (mqmath): Add option.
21150 * config/vax/vax.md (isfx): Extend with DI.
21151 (VAXintQH, VAXintQHSD): Define.
21152 (tst<mode>, cmp<mode>, *bit<mode>, movmemhi1, truncsiqi2, truncsihi2,
21153 mulsidi3, add<mode>3, sub<mode>, mul<mode>3, div<mode>3, and<mode>,
21154 and<mode>_const_int, ior<mode>3, xor<mode>3, neg<mode>2,
21155 one_cmpl<mode>2, ashlsi3, lshrsi3, rotlsi3): Update constraints.
21156 (movdi): Update constraints and use vax_output_int_move().
21157 (movsi, movsi_2, pushlclsymreg, pushextsymreg, movlclsymreg,
21158 movextsymreg, adddi3, adcdi3, subdi3, sbcdi3, pushextsym, movextsym,
21159 pushlclsym, movlclsym, movaddr<mode>, pushaddr<mode>,
21160 nonlocal_goto): New.
21161 (mov<mode>): Extend accepted operand types.
21162 (subdi3_old): Rename from subdi3, change update constraints and use
21163 a new implementation.
21164 * config/vax/vax.h (PCC_BITFIELD_TYPE_MATTERS): Add space.
21165 (FRAME_POINTER_CFA_OFFSET, IRA_COVER_CLASSES, CLASS_MAX_NREGS,
21166 MOVE_RATIO, CLEAR_RATIO): Define.
21167 (REG_CLASS_FROM_LETTER, CONST_OK_FOR_LETTER_P,
21168 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT): Delete.
21169 (PRINT_OPERAND): Redefine using a function instead of inlined code.
21170 * config/vax/vax.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Define.
21171 (split_quadword_operands): Make static and really allow variable
21173 (print_operand_address): Update for PIC generation.
21174 (print_operand, vax_builtin_setjmp_frame_value, vax_output_int_subtract,
21175 indexable_address_p, fixup_mathdi_operand,
21176 vax_expand_addsub_di_operands, adjacent_operands_p): New.
21177 (vax_float_literal, legitimate_constant_p,
21178 indirectable_constant_address_p, index_term_p,
21179 reg_plus_index_p): Return bool instead of int.
21180 (vax_rtx_costs): Fix cost for CONST_INT, indent and use HOST_WIDE_INT
21182 (vax_output_int_move, vax_output_int_add): Extend to allow PIC
21184 (vax_output_conditional_branch): Indent.
21185 (legitimate_constant_address_p, indirectable_constant_address_p,
21186 indirectable_address_p, nonindexed_address_p, legitimate_address_p,
21187 vax_mode_dependent_address_p): Return bool instead of int, update for
21189 * config/vax/vax-protos.h (legitimate_constant_address_p,
21190 legitimate_constant_p, legitimate_address_p,
21191 vax_mode_dependent_address_p): Change declaration to bool.
21192 (legitimate_pic_operand_p, adjacent_operands_p, print_operand,
21193 vax_expand_addsub_di_operands, vax_output_int_subtract,
21194 vax_output_movmemsi): Declare.
21195 (split_quadword_operands, vax_float_literal): Delete declaration.
21196 * config/vax/netbsd-elf.h (CC1_SPEC, CC1PLUS_SPEC) Define.
21197 * config/vax/elf.h (NO_EXTERNAL_INDIRECT_ADDRESS,
21198 VAX_CC1_AND_CC1PLUS_SPEC, ASM_PREFERRED_EH_DATA_FORMAT,
21199 ASM_OUTPUT_DWARF_PCREL): Define.
21200 (ASM_SPEC): Change definition to allow PIC generation.
21202 2009-04-01 Steve Ellcey <sje@cup.hp.com>
21204 * doc/sourcebuild.texi: Update front-end requirements.
21206 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21209 * config/rs6000/rs6000.md (andsi3_internal5_nomc,
21210 anddi3_internal2_nomc, anddi3_internal3_nomc): Removed.
21211 (booldi3_internal3): Use boolean_or_operator instead of
21214 2009-04-01 Joseph Myers <joseph@codesourcery.com>
21217 * c-decl.c (grokdeclarator): Pedwarn for file-scope array
21218 declarator whose size is not an integer constant expression but
21219 folds to an integer constant, then treat it as a constant
21222 2009-04-01 Richard Guenther <rguenther@suse.de>
21224 * fold-const.c (fold_plusminus_mult_expr): Do not fold
21225 i * 4 + 2 to (i * 2 + 1) * 2.
21227 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21230 * c-parser.c (c_parser_asm_statement): Skip until close paren and
21231 return if c_parser_asm_string_literal returned NULL.
21233 2009-04-01 Nick Clifton <nickc@redhat.com>
21235 * config/m32c/m32c.h (LIBGCC2_UNITS_PER_WORD): Define if not
21237 * config/m32c/t-m32c (LIB2FUNCS_EXTRA): Add m32c-lib2-trapv.c.
21238 * config/m32c/m32c-lib2.c: Remove unused typedefs. Rename the
21239 other typedefs to avoid conflicts with libgcc2.c. Define labels
21240 to gain 16-bit bit-manipulation functions from libgcc2.c and then
21242 * config/m32c/m32c-lib2-trapv.c: New file. Define labels
21243 to gain 16-bit trapping arithmetic functions from libgcc2.c and
21246 2009-04-01 Rafael Avila de Espindola <espindola@google.com>
21248 * varasm.c (default_function_rodata_section): Declare DOT as
21251 2009-04-01 Kai Tietz <kai.tietz@onevision.com>
21252 Andrey Galkin <agalkin@hypercom.com>
21255 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address):
21256 Make object_name unique for each process.
21258 2009-04-01 Jakub Jelinek <jakub@redhat.com>
21261 * omp-low.c (remove_exit_barrier): Don't optimize if there are any
21262 addressable variables in the parallel that could go out of scope while
21263 running queued tasks.
21265 2009-04-01 Anatoly Sokolov <aesok@post.ru>
21267 * config/avr/avr.h (avr_case_values_threshold): Remove declaration.
21268 (CASE_VALUES_THRESHOLD): Redefine.
21269 * config/avr/avr.c (avr_override_options): Remove initialization of
21270 avr_case_values_threshold variable.
21271 (avr_case_values_threshold): Remove variable. Add new function.
21272 * config/avr/avr-protos.h (avr_case_values_threshold): Declare.
21273 * config/avr/avr.opt (mno-tablejump): Remove option.
21274 * doc/invoke.texi (AVR Options): Remove -mno-tablejump.
21276 2009-04-01 DJ Delorie <dj@redhat.com>
21278 * varasm.c (default_function_rodata_section): Don't assume
21279 anything about where the first '.' in the section name is.
21281 2009-04-01 Alan Modra <amodra@bigpond.net.au>
21283 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete redundant
21284 rs6000_emit_stack_tie.
21286 2009-03-31 Ian Lance Taylor <iant@google.com>
21288 * tree-eh.c (tree_remove_unreachable_handlers): Compare
21289 gimple_code with GIMPLE_RESX, not RESX.
21291 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21293 * c-common.c (c_get_ident): New.
21294 (c_common_nodes_and_builtins): Call it for type names that may be NULL.
21296 2009-04-01 Ben Elliston <bje@au.ibm.com>
21298 * config/rs6000/sysv4.opt (msdata): Improve option description.
21300 2009-03-31 Steve Ellcey <sje@cup.hp.com>
21302 * config/ia64/ia64.md (divsf3_internal_lat): Remove.
21303 (divdf3_internal_lat): Remove.
21304 (divxf3_internal_lat): Remove.
21305 (divxf3_internal_thr): Remove.
21306 (divxf): Use divxf3_internal.
21307 * config/ia64/div.md (divsf3_internal_lat): New.
21308 (divdf3_internal_lat): New.
21309 (divxf3_internal): New.
21311 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21314 * Makefile.in (USE_GCC_STDINT): Define.
21315 (stmp-int-hdrs): Install stdint.h if applicable.
21316 * c-common.c (CHAR16_TYPE): Define in terms of UINT_LEAST16_TYPE
21318 (CHAR32_TYPE): Define in terms of UINT_LEAST32_TYPE if known.
21319 (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE, INT64_TYPE,
21320 UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21321 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21322 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21323 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21324 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21325 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21326 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21327 (c_common_nodes_and_builtins): Initialize
21328 underlying_wchar_type_node. Do not initialize
21329 signed_wchar_type_node or unsigned_wchar_type_node. Initialize
21330 nodes for new types.
21331 (c_stddef_cpp_builtins): Define macros for new types.
21332 * c-common.h (CTI_SIGNED_WCHAR_TYPE, CTI_UNSIGNED_WCHAR_TYPE):
21334 (CTI_UNDERLYING_WCHAR_TYPE, CTI_SIG_ATOMIC_TYPE, CTI_INT8_TYPE,
21335 CTI_INT16_TYPE, CTI_INT32_TYPE, CTI_INT64_TYPE, CTI_UINT8_TYPE,
21336 CTI_UINT16_TYPE, CTI_UINT32_TYPE, CTI_UINT64_TYPE,
21337 CTI_INT_LEAST8_TYPE, CTI_INT_LEAST16_TYPE, CTI_INT_LEAST32_TYPE,
21338 CTI_INT_LEAST64_TYPE, CTI_UINT_LEAST8_TYPE, CTI_UINT_LEAST16_TYPE,
21339 CTI_UINT_LEAST32_TYPE, CTI_UINT_LEAST64_TYPE, CTI_INT_FAST8_TYPE,
21340 CTI_INT_FAST16_TYPE, CTI_INT_FAST32_TYPE, CTI_INT_FAST64_TYPE,
21341 CTI_UINT_FAST8_TYPE, CTI_UINT_FAST16_TYPE, CTI_UINT_FAST32_TYPE,
21342 CTI_UINT_FAST64_TYPE, CTI_INTPTR_TYPE, CTI_UINTPTR_TYPE): Define.
21343 (signed_wchar_type_node, unsigned_wchar_type_node): Remove.
21344 (underlying_wchar_type_node, sig_atomic_type_node, int8_type_node,
21345 int16_type_node, int32_type_node, int64_type_node,
21346 uint8_type_node, uint16_type_node, c_uint32_type_node,
21347 c_uint64_type_node, int_least8_type_node, int_least16_type_node,
21348 int_least32_type_node, int_least64_type_node,
21349 uint_least8_type_node, uint_least16_type_node,
21350 uint_least32_type_node, uint_least64_type_node,
21351 int_fast8_type_node, int_fast16_type_node, int_fast32_type_node,
21352 int_fast64_type_node, uint_fast8_type_node, uint_fast16_type_node,
21353 uint_fast32_type_node, uint_fast64_type_node, intptr_type_node,
21354 uintptr_type_node): Define.
21355 * c-cppbuiltin.c (builtin_define_constants,
21356 builtin_define_type_minmax): New.
21357 (builtin_define_stdint_macros): Define more macros.
21358 (c_cpp_builtins): Define more limit macros.
21359 (type_suffix): New.
21360 (builtin_define_type_max): Define in terms of
21361 builtin_define_type_minmax. Remove is_long parameter. All
21363 * config.gcc (use_gcc_stdint): Define.
21364 (tm_file): Add glibc-stdint.h for targets using glibc or uClibc.
21365 Add newlib-stdint.h for generic targets.
21366 * config/glibc-stdint.h, config/newlib-stdint.h,
21367 ginclude/stdint-gcc.h, ginclude/stdint-wrap.h: New.
21368 * config/m32c/m32c.h (UINTPTR_TYPE): Define.
21369 * config/score/score.h (UINTPTR_TYPE): Define.
21370 * config/sol2.h (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE,
21371 INT32_TYPE, INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE,
21372 UINT64_TYPE, INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21373 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21374 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21375 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21376 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21377 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Define.
21378 * config/spu/spu.h (STDINT_LONG32): Define.
21379 * configure.ac (use_gcc_stdint): Substitute.
21380 * configure: Regenerate.
21381 * doc/cpp.texi (__SIG_ATOMIC_TYPE__, __INT8_TYPE__,
21382 __INT16_TYPE__, __INT32_TYPE__, __INT64_TYPE__, __UINT8_TYPE__,
21383 __UINT16_TYPE__, __UINT32_TYPE__, __UINT64_TYPE__,
21384 __INT_LEAST8_TYPE__, __INT_LEAST16_TYPE__, __INT_LEAST32_TYPE__,
21385 __INT_LEAST64_TYPE__, __UINT_LEAST8_TYPE__, __UINT_LEAST16_TYPE__,
21386 __UINT_LEAST32_TYPE_, __UINT_LEAST64_TYPE__, __INT_FAST8_TYPE__,
21387 __INT_FAST16_TYPE__, __INT_FAST32_TYPE__, __INT_FAST64_TYPE__,
21388 __UINT_FAST8_TYPE__, __UINT_FAST16_TYPE__, __UINT_FAST32_TYPE__,
21389 __UINT_FAST64_TYPE__, __INTPTR_TYPE__, __UINTPTR_TYPE__,
21390 __WINT_MAX__, __SIZE_MAX__, __PTRDIFF_MAX__, __UINTMAX_MAX__,
21391 __SIG_ATOMIC_MAX__, __INT8_MAX__, __INT16_MAX__, __INT32_MAX__,
21392 __INT64_MAX__, __UINT8_MAX__, __UINT16_MAX__, __UINT32_MAX__,
21393 __UINT64_MAX__, __INT_LEAST8_MAX__, __INT_LEAST16_MAX__,
21394 __INT_LEAST32_MAX__, __INT_LEAST64_MAX__, __UINT_LEAST8_MAX__,
21395 __UINT_LEAST16_MAX__, __UINT_LEAST32_MAX__, __UINT_LEAST64_MAX__,
21396 __INT_FAST8_MAX__, __INT_FAST16_MAX__, __INT_FAST32_MAX__,
21397 __INT_FAST64_MAX__, __UINT_FAST8_MAX__, __UINT_FAST16_MAX__,
21398 __UINT_FAST32_MAX__, __UINT_FAST64_MAX__, __INTPTR_MAX__,
21399 __UINTPTR_MAX__, __WCHAR_MIN__, __WINT_MIN__, __SIG_ATOMIC_MIN__,
21400 __INT8_C, __INT16_C, __INT32_C, __INT64_C, __UINT8_C, __UINT16_C,
21401 __UINT32_C, __UINT64_C, __INTMAX_C, __UINTMAX_C): Document.
21402 * doc/tm.texi (SIG_ATOMIC_TYPE, INT8_TYPE, INT16_TYPE, INT32_TYPE,
21403 INT64_TYPE, UINT8_TYPE, UINT16_TYPE, UINT32_TYPE, UINT64_TYPE,
21404 INT_LEAST8_TYPE, INT_LEAST16_TYPE, INT_LEAST32_TYPE,
21405 INT_LEAST64_TYPE, UINT_LEAST8_TYPE, UINT_LEAST16_TYPE,
21406 UINT_LEAST32_TYPE, UINT_LEAST64_TYPE, INT_FAST8_TYPE,
21407 INT_FAST16_TYPE, INT_FAST32_TYPE, INT_FAST64_TYPE,
21408 UINT_FAST8_TYPE, UINT_FAST16_TYPE, UINT_FAST32_TYPE,
21409 UINT_FAST64_TYPE, INTPTR_TYPE, UINTPTR_TYPE): Document.
21411 2009-03-31 Bernd Schmidt <bernd.schmidt@analog.com>
21413 * loop-iv.c (suitable_set_for_replacement): Renamed from
21414 simplify_using_assignment; changed to return bool and to accept new
21415 args DEST and SRC. Return true iff we find a source/destination pair
21416 that can be used to make a replacement, and fill SRC and DEST if so.
21417 Remove arg ALTERED. Don't deal with altered regs here. All callers
21419 (simplify_using_initial_values): Deal with altered regs here and track
21420 more precisely the effect they have on the validity of our expression.
21422 * loop-iv.c (simplify_using_condition): A condition of the form
21423 (EQ REG CONST) can be used to simply make a substitution.
21424 (simplify_using_initial_values): Keep track of conditions we have seen
21425 and keep using them to simplify new expressions, while applying the
21426 same substitutions to them as to the expression.
21428 * simplify-rtx.c (simplify_relational_operation_1): Simplify
21429 (LTU (PLUS a C) C) or (LTU (PLUS a C) a) to (GEU a -C); likewise with
21432 * loop-iv.c (determine_max_iter): New arg OLD_NITER. All callers
21433 changed. Use this when trying to improve the upper bound.
21434 Generate the comparison by using simplify_gen_relational.
21436 * loop-iv.c (simple_rhs_p): Allow more kinds of expressions.
21438 * loop-iv.c (replace_single_def_regs, replace_in_expr): New static
21440 (simplify_using_assignment, simplify_using_initial_values): Call
21441 replace_in_expr to make replacements. Call replace_single_def_regs
21442 once on the initial version of the expression.
21444 2009-03-31 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
21447 * doc/invoke.texi (ARM Options): Update documentation for -mthumb.
21449 2009-03-31 Richard Guenther <rguenther@suse.de>
21451 PR middle-end/31029
21452 * fold-const.c (fold_binary): Fold X +- Y CMP X to Y CMP 0 for
21453 equality comparisons. Fold C - X CMP X if C % 2 == 1.
21455 2009-03-31 Richard Guenther <rguenther@suse.de>
21457 * tree.h (div_if_zero_remainder): Declare.
21458 * fold-const.c (div_if_zero_remainder): Export.
21459 * tree-ssa-forwprop.c
21460 (forward_propagate_addr_into_variable_array_index): Handle
21461 constant array index addition outside of the variable index.
21463 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21466 * config/i386/i386.md (*floatunssi<mode>2_1, two unnamed
21467 define_splits, floatunssi<mode>2): Require x87 conversions from
21468 DImode to be permitted.
21470 2009-03-31 Joseph Myers <joseph@codesourcery.com>
21472 PR preprocessor/15638
21473 * c-common.c (c_cpp_error): Handle CPP_DL_FATAL.
21475 2009-03-31 Richard Guenther <rguenther@suse.de>
21477 PR middle-end/23401
21478 PR middle-end/27810
21479 * tree.h (DECL_GIMPLE_FORMAL_TEMP_P): Remove.
21480 (struct tree_decl_with_vis): Remove gimple_formal_temp member.
21481 * tree-eh.c (lower_eh_constructs_2): Move LHS assignment to
21482 a separate statement.
21483 * gimplify.c (pop_gimplify_context): Remove formal temp handling.
21484 (lookup_tmp_var): Likewise.
21485 (is_gimple_formal_tmp_or_call_rhs): Remove.
21486 (is_gimple_reg_or_call_rhs): Rename to ...
21487 (is_gimple_reg_rhs_or_call): ... this.
21488 (is_gimple_mem_or_call_rhs): Rename to ...
21489 (is_gimple_mem_rhs_or_call): ... this.
21490 (internal_get_tmp_var): Use is_gimple_reg_rhs_or_call. Set
21491 DECL_GIMPLE_REG_P only if is_formal is true.
21492 (gimplify_compound_lval): Use is_gimple_reg. Remove workaround
21493 for non-proper post-modify expression gimplification.
21494 (gimplify_self_mod_expr): For post-modify expressions gimplify
21495 the lvalue to a minimal lvalue.
21496 (rhs_predicate_for): Remove formal temp case.
21497 (gimplify_modify_expr_rhs): Likewise.
21498 (gimplify_addr_expr): Use is_gimple_reg.
21499 (gimplify_expr): Remove formal temp cases.
21500 (gimple_regimplify_operands): Likewise.
21501 * tree-ssa-pre.c (get_or_alloc_expr_for): Treat EXC_PTR_EXPR
21502 and FILTER_EXPR like constants.
21503 * gimple.c (walk_gimple_op): Fix val_only initialization, use
21505 (is_gimple_formal_tmp_rhs): Remove.
21506 (is_gimple_reg_rhs): Remove special casing.
21507 (is_gimple_mem_rhs): Fix.
21508 (is_gimple_reg): Move DECL_GIMPLE_REG_P handling earlier.
21509 (is_gimple_formal_tmp_var): Remove.
21510 (is_gimple_formal_tmp_reg): Likewise.
21511 (is_gimple_min_lval): Allow invariant component ref parts.
21512 * gimple.h (is_gimple_formal_tmp_rhs, is_gimple_formal_tmp_var,
21513 is_gimple_formal_tmp_reg): Remove declarations.
21514 * tree-cfg.c (verify_expr): Verify that variables with address
21515 taken do not have DECL_GIMPLE_REG_P set.
21516 * tree-mudflap.c (mf_build_check_statement_for): Use
21517 force_gimple_operand instead of gimplify_expr.
21519 2009-03-31 Ayal Zaks <zaks@il.ibm.com>
21521 * modulo-sched.c (sms_schedule_by_order): Pass the actual
21522 schedulable rows to compute_split_row.
21524 2009-03-31 Ben Elliston <bje@au.ibm.com>
21527 * config/rs6000/rs6000.c (rs6000_handle_option): Handle
21530 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21532 * doc/invoke.texi (RS/6000 and PowerPC Options):Document mtls-markers.
21533 * configure.ac (HAVE_AS_TLS_MARKERS): New gas feature check.
21534 * configure: Regenerate.
21535 * config.in: Regenerate.
21536 * config/rs6000/rs6000.opt (mtls-markers): Add.
21537 * config/rs6000/rs6000.h (TARGET_TLS_MARKERS): Define.
21538 * config/rs6000/rs6000.md (tls_gd_aix, tls_gd_sysv): Add splitter.
21539 (tls_ld_aix, tls_ld_sysv): Likewise.
21540 (tls_gd, tls_gd_call_aix, tls_gd_call_sysv): New insns.
21541 (tls_ld, tls_ld_call_aix, tls_ld_call_sysv): Likewise.
21543 2009-03-31 Alan Modra <amodra@bigpond.net.au>
21545 * config/spu/spu.c (spu_expand_prologue): Delete redundant code.
21547 2009-03-30 Jan Hubicka <jh@suse.cz>
21549 * tree-eh.c (make_eh_edges): Set probability 100% to first edge
21551 (tree_remove_unreachable_handlers): Cleanup EH predecestor
21552 detection and label handling.
21554 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21556 * ira-int.h (ira_allocno): Rename left_conflicts_num to
21557 left_conflicts_size.
21558 (ALLOCNO_LEFT_CONFLICTS_NUM): Rename to
21559 ALLOCNO_LEFT_CONFLICTS_SIZE.
21561 * ira-color.c (allocno_spill_priority, push_allocno_to_stack,
21562 remove_allocno_from_bucket_and_push,
21563 allocno_spill_priority_compare, push_allocnos_to_stack,
21564 setup_allocno_available_regs_num): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21565 instead of ALLOCNO_LEFT_CONFLICTS_NUM.
21566 (setup_allocno_left_conflicts_num): Ditto. Rename to
21567 setup_allocno_left_conflicts_size.
21568 (put_allocno_into_bucket): Use ALLOCNO_LEFT_CONFLICTS_SIZE
21569 instead of ALLOCNO_LEFT_CONFLICTS_NUM and
21570 setup_allocno_left_conflicts_size instead of
21571 setup_allocno_left_conflicts_num.
21573 * ira-build.c (ira_create_allocno): Use
21574 ALLOCNO_LEFT_CONFLICTS_SIZE instead of
21575 ALLOCNO_LEFT_CONFLICTS_NUM.
21577 2009-03-30 Vladimir Makarov <vmakarov@redhat.com>
21579 * reload.c (push_reload, find_dummy_reload): Use df_get_live_out
21580 instead of DF_LR_OUT.
21582 * ira-lives.c (process_bb_node_lives): Ditto.
21584 * ira-color.c (ira_loop_edge_freq): Use df_get_live_{out,in}
21585 instead of DF_LR_{OUT,IN}.
21587 * ira-emit.c (generate_edge_moves, add_ranges_and_copies): Ditto.
21589 * ira-build.c (create_bb_allocnos, create_loop_allocnos): Ditto.
21591 2009-03-30 Jan Hubicka <jh@suse.cz>
21593 * except.c (label_to_region_map): Fix thinko.
21595 2009-03-30 Steve Ellcey <sje@cup.hp.com>
21597 PR middle-end/38237
21598 * tree.h (tree_find_value): New declaration.
21599 * tree.c (tree_find_value): New function.
21600 * varasm.c (assemble_external): Avoid duplicate entries on lists.
21602 2009-03-30 Jakub Jelinek <jakub@redhat.com>
21605 * c-decl.c (struct c_binding): Add locus field.
21606 (bind): Add locus argument, set locus field from it.
21607 (pop_scope): For b->nested VAR_DECL or FUNCTION_DECL,
21608 add a DECL_EXTERNAL copy of b->decl to current BLOCK_VARS.
21609 (push_file_scope, pushtag, pushdecl, pushdecl_top_level,
21610 implicitly_declare, undeclared_variable, lookup_label,
21611 declare_label, c_make_fname_decl, c_builtin_function,
21612 c_builtin_function_ext_scope, store_parm_decls_newstyle): Adjust
21615 2009-03-30 H.J. Lu <hongjiu.lu@intel.com>
21618 * config/i386/i386.c (classify_argument): Check total size of
21621 2009-03-30 Martin Jambor <mjambor@suse.cz>
21623 * ipa-prop.h (jump_func_type): Rename IPA_UNKNOWN, IPA_CONST,
21624 IPA_CONST_MEMBER_PTR, and IPA_PASS_THROUGH to IPA_JF_UNKNOWN,
21625 IPA_JF_CONST, IPA_JF_CONST_MEMBER_PTR, and IPA_JF_PASS_THROUGH
21628 * tree-dfa.c (get_ref_base_and_extent): Return -1 maxsize if
21629 seen_variable_array_ref while also traversing a union.
21631 * tree-inline.c (optimize_inline_calls): Do not call
21632 cgraph_node_remove_callees.
21633 * cgraphbuild.c (remove_cgraph_callee_edges): New function.
21634 (pass_remove_cgraph_callee_edges): New variable.
21635 * passes.c (init_optimization_passes): Add
21636 pass_remove_cgraph_callee_edges after early inlining and before all
21637 late intraprocedural passes.
21639 * omp-low.c (expand_omp_taskreg): Always set current_function_decl.
21641 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21643 * config/sparc/sparc.md (*nand<V64mode>_vis, *nand<V32mode>_vis):
21644 Fix typos in names.
21646 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21648 * combine.c (simplify_comparison): Use have_insn_for.
21649 * dojump.c (do_jump): Likewise.
21651 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21653 * config/sparc/sparc.c (sparc_compare_emitted): Remove.
21654 (gen_compare_reg, emit_v9_brxx_insn): Handle MODE_CC
21655 sparc_compare_op0 like sparc_compare_emitted used to be handled.
21656 (sparc_expand_compare_and_swap_12): Set sparc_compare_op0
21657 instead of sparc_compare_emitted.
21658 * config/sparc/sparc.h (sparc_compare_emitted): Remove.
21659 * config/sparc/sparc.md (stack_protect_test): Set sparc_compare_op0
21660 instead of sparc_compare_emitted.
21662 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21664 * bb-reorder.c (partition_hot_cold_basic_blocks): Do not
21665 enter/exit cfglayout mode.
21666 (pass_partition_block): Require it.
21667 * combine.c (find_single_use, reg_dead_at_p): Use CFG.
21668 (combine_instructions): Track basic blocks instead of labels.
21669 (update_cfg_for_uncondjump): New.
21670 (try_combine): Use it. Update jumps after rescanning.
21671 (pass_combine): Require PROP_cfglayout.
21672 * passes.c (pass_outof_cfg_layout_mode): Move after regmove.
21674 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21676 * cfglayout.c (pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode):
21677 Provide/destroy PROP_cfglayout respectively.
21678 * gcse.c (pass_jump_bypass, pass_gcse): Require it.
21679 * tree-pass.h (PROP_cfglayout): New.
21681 2009-03-30 Paolo Bonzini <bonzini@gnu.org>
21683 * fold-const.c (const_binop, fold_convert_const_real_from_fixed,
21684 fold_convert_const_fixed_from_fixed,
21685 fold_convert_const_fixed_from_int,
21686 fold_convert_const_fixed_from_real, fold_negate_const): Do not
21687 set TREE_CONSTANT_OVERFLOW.
21688 * tree.def: Remove mention of TREE_CONSTANT_OVERFLOW.
21689 * tree.h (TREE_CONSTANT_OVERFLOW): Delete.
21691 2009-03-30 Ira Rosen <irar@il.ibm.com>
21693 * tree-vect-loop-manip.c: New file.
21694 * tree-vectorizer.c: Update documentation and included files.
21695 (vect_loop_location): Make extern.
21696 (rename_use_op): Move to tree-vect-loop-manip.c
21697 (rename_variables_in_bb, rename_variables_in_loop,
21698 slpeel_update_phis_for_duplicate_loop,
21699 slpeel_update_phi_nodes_for_guard1,
21700 slpeel_update_phi_nodes_for_guard2, slpeel_make_loop_iterate_ntimes,
21701 slpeel_tree_duplicate_loop_to_edge_cfg, slpeel_add_loop_guard,
21702 slpeel_can_duplicate_loop_p, slpeel_verify_cfg_after_peeling,
21703 set_prologue_iterations, slpeel_tree_peel_loop_to_edge,
21704 find_loop_location): Likewise.
21705 (new_stmt_vec_info): Move to tree-vect-stmts.c.
21706 (init_stmt_vec_info_vec, free_stmt_vec_info_vec, free_stmt_vec_info,
21707 get_vectype_for_scalar_type, vect_is_simple_use,
21708 supportable_widening_operation, supportable_narrowing_operation):
21710 (bb_in_loop_p): Move to tree-vect-loop.c.
21711 (new_loop_vec_info, destroy_loop_vec_info,
21712 reduction_code_for_scalar_code, report_vect_op,
21713 vect_is_simple_reduction, vect_is_simple_iv_evolution): Likewise.
21714 (vect_can_force_dr_alignment_p): Move to tree-vect-data-refs.c.
21715 (vect_supportable_dr_alignment): Likewise.
21716 * tree-vectorizer.h (tree-data-ref.h): Include.
21717 (vect_loop_location): Declare.
21718 Reorganize function declarations according to the new file structure.
21719 * tree-vect-loop.c: New file.
21720 * tree-vect-analyze.c: Remove. Move functions to tree-vect-data-refs.c,
21721 tree-vect-stmts.c, tree-vect-slp.c, tree-vect-loop.c.
21722 * tree-vect-data-refs.c: New file.
21723 * tree-vect-patterns.c (timevar.h): Don't include.
21724 * tree-vect-stmts.c: New file.
21725 * tree-vect-transform.c: Remove. Move functions to tree-vect-stmts.c,
21726 tree-vect-slp.c, tree-vect-loop.c.
21727 * Makefile.in (OBJS-common): Remove tree-vect-analyze.o and
21728 tree-vect-transform.o. Add tree-vect-data-refs.o, tree-vect-stmts.o,
21729 tree-vect-loop.o, tree-vect-loop-manip.o, tree-vect-slp.o.
21730 (tree-vect-analyze.o): Remove.
21731 (tree-vect-transform.o): Likewise.
21732 (tree-vect-data-refs.o): Add rule.
21733 (tree-vect-stmts.o, tree-vect-loop.o, tree-vect-loop-manip.o,
21734 tree-vect-slp.o): Likewise.
21735 (tree-vect-patterns.o): Remove redundant dependencies.
21736 (tree-vectorizer.o): Likewise.
21737 * tree-vect-slp.c: New file.
21739 2009-03-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21741 * optc-gen.awk: Warn if an option flag has multiple different
21744 2009-03-30 Sebastian Pop <sebastian.pop@amd.com>
21746 * doc/invoke.texi (-floop-interchange, -floop-strip-mine,
21747 -floop-block): Document dependences on PPL, CLooG and Graphite.
21749 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21751 PR rtl-optimization/323
21752 * c-common.c (c_fully_fold, convert_and_check,
21753 c_common_truthvalue_conversion): Handle EXCESS_PRECISION_EXPR.
21754 (c_fully_fold_internal): Disallow EXCESS_PRECISION_EXPR.
21755 * c-common.def (EXCESS_PRECISION_EXPR): New.
21756 * c-cppbuiltin.c (builtin_define_float_constants): Define
21757 constants with enough digits for long double.
21758 * c-lex.c (interpret_float): Interpret constant with excess
21759 precision where appropriate.
21760 * c-opts.c (c_common_post_options): Set
21761 flag_excess_precision_cmdline. Give an error for
21762 -fexcess-precision=standard for C++ for processors where the
21763 option is significant.
21764 * c-parser.c (c_parser_conditional_expression): Handle excess
21765 precision in condition.
21766 * c-typeck.c (convert_arguments): Handle arguments with excess
21768 (build_unary_op): Move excess precision outside operation.
21769 (build_conditional_expr): Likewise.
21770 (build_compound_expr): Likewise.
21771 (build_c_cast): Do cast on operand of EXCESS_PRECISION_EXPR.
21772 (build_modify_expr): Handle excess precision in RHS.
21773 (convert_for_assignment): Handle excess precision in converted
21775 (digest_init, output_init_element, process_init_element): Handle
21776 excess precision in initializer.
21777 (c_finish_return): Handle excess precision in return value.
21778 (build_binary_op): Handle excess precision in operands and add
21779 excess precision as needed for operation.
21780 * common.opt (-fexcess-precision=): New option.
21781 * config/i386/i386.h (X87_ENABLE_ARITH, X87_ENABLE_FLOAT): New.
21782 * config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
21783 For standard excess precision, output explicit conversion to and
21784 truncation from XFmode.
21785 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1,
21786 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp,
21787 *float<SSEMODEI24:mode><X87MODEF:mode>2_i387, two unnamed
21788 define_splits, floatdi<X87MODEF:mode>2_i387_with_xmm, two unnamed
21789 define_splits, *floatunssi<mode>2_1, two unnamed define_splits,
21790 floatunssi<mode>2, add<mode>3, sub<mode>3, mul<mode>3, divdf3,
21791 divsf3, *fop_<mode>_comm_i387, *fop_<mode>_1_i387,
21792 *fop_<MODEF:mode>_2_i387, *fop_<MODEF:mode>_3_i387,
21793 *fop_df_4_i387, *fop_df_5_i387, *fop_df_6_i387, two unnamed
21794 define_splits, sqrt<mode>2): Disable where appropriate for
21795 standard excess precision.
21796 * convert.c (convert_to_real): Do not shorten arithmetic to type
21797 for which excess precision would be used.
21798 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Define.
21799 * doc/invoke.texi (-fexcess-precision=): Document option.
21800 (-mfpmath=): Correct index entry.
21801 * flags.h (enum excess_precision, flag_excess_precision_cmdline,
21802 flag_excess_precision): New.
21803 * langhooks.c (lhd_post_options): Set
21804 flag_excess_precision_cmdline.
21805 * opts.c (common_handle_option): Handle -fexcess-precision=.
21806 * toplev.c (flag_excess_precision_cmdline, flag_excess_precision,
21807 init_excess_precision): New.
21808 (lang_dependent_init_target): Call init_excess_precision.
21809 * tree.c (excess_precision_type): New.
21810 * tree.h (excess_precision_type): Declare.
21812 2009-03-30 Joseph Myers <joseph@codesourcery.com>
21815 * c-typeck.c (build_component_ref): Do not copy qualifiers from
21816 non-lvalue to component.
21818 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21820 PR preprocessor/34695
21821 * Makefile.in (c-opts.o): Depend on c-tree.h.
21822 * c-common.c: Move down include of diagnostic.h.
21823 (done_lexing, c_cpp_error): New.
21824 * c-common.h (done_lexing): Declare.
21825 * c-decl.c (c_write_global_declarations): Don't check cpp_errors
21827 * c-opts.c: Include c-tree.h.
21828 (c_common_init_options): Set preprocessor error callback.
21829 (c_common_handle_option): Do not set preprocessor
21830 inhibit_warnings, warnings_are_errors, warn_system_headers,
21831 pedantic_errors or inhibit_warnings flags.
21832 (c_common_post_options): Do not check cpp_errors (parse_in).
21833 (c_common_finish): Do not output dependencies if there were
21834 errors. Do not check return value of cpp_finish.
21835 * c-ppoutput.c (pp_file_change): Set input_location.
21836 * c-tree.h (c_cpp_error): Declare.
21837 * diagnostic.c (diagnostic_set_info_translated): Also initialize
21839 (diagnostic_build_prefix): Check override_column.
21840 * diagnostic.h (diagnostic_info): Add override_column field.
21841 (diagnostic_override_column): Define.
21843 2009-03-28 Paolo Bonzini <bonzini@gnu.org>
21845 * c-common.c (c_expand_expr, c_staticp): Remove.
21846 * c-common.def (COMPOUND_LITERAL_EXPR): Delete.
21847 * c-common.h (emit_local_var, c_staticp, COMPOUND_LITERAL_EXPR_DECL,
21848 COMPOUND_LITERAL_EXPR_DECL_EXPR): Remove.
21849 * c-gimplify.c (gimplify_compound_literal_expr,
21850 optimize_compound_literals_in_ctor): Remove.
21851 (c_gimplify_expr): Remove COMPOUND_LITERAL_EXPR handling.
21852 * c-objc-common.h (LANG_HOOKS_STATICP): Remove.
21853 * c-semantics.c (emit_local_var): Remove.
21855 * langhooks-def.h (lhd_expand_expr): Remove.
21856 * langhooks.c (lhd_expand_expr): Remove.
21857 * langhooks.h (LANG_HOOKS_DEF): Remove LANG_HOOKS_EXPAND_EXPR.
21859 * expr.c (expand_expr_real_1): Move COMPOUND_LITERAL_EXPR
21860 handling from c-semantics.c; don't call into langhook.
21861 (expand_expr_addr_expr_1): Check that we don't get non-GENERIC trees.
21862 * gimplify.c (gimplify_compound_literal_expr,
21863 optimize_compound_literals_in_ctor): Move from c-gimplify.c.
21864 (gimplify_init_constructor): Call optimize_compound_literals_in_ctor.
21865 (gimplify_modify_expr_rhs, gimplify_expr): Handle COMPOUND_LITERAL_EXPR
21866 as was done in c-gimplify.c.
21867 * tree.c (staticp): Move COMPOUND_LITERAL_EXPR handling from c_staticp.
21868 * tree.h (COMPOUND_LITERAL_EXPR_DECL, COMPOUND_LITERAL_EXPR_DECL_EXPR):
21869 Move from c-common.h.
21870 * tree.def (COMPOUND_LITERAL_EXPR): Move from c-common.def.
21872 * tree.c (staticp): Do not call langhook.
21873 * langhooks.c (lhd_staticp): Delete.
21874 * langhooks-def.h (lhd_staticp): Delete prototype.
21875 (LANG_HOOKS_STATICP): Delete.
21876 (LANG_HOOKS_INITIALIZER): Delete LANG_HOOKS_STATICP.
21878 * doc/c-tree.texi (Expression nodes): Refer to DECL_EXPRs
21879 instead of DECL_STMTs.
21881 2009-03-29 Joseph Myers <joseph@codesourcery.com>
21889 * builtins.c (fold_builtin_sincos): Build COMPOUND_EXPR in
21891 (fold_call_expr): Return a NOP_EXPR from folding rather than the
21892 contained expression.
21893 * c-common.c (c_fully_fold, c_fully_fold_internal, c_save_expr): New.
21894 (c_common_truthvalue_conversion): Use c_save_expr. Do not fold
21895 conditional expressions for C.
21896 (decl_constant_value_for_optimization): Move from
21897 decl_constant_value_for_broken_optimization in c-typeck.c. Check
21898 whether optimizing and that the expression is a VAR_DECL not of
21899 array type instead of doing such checks in the caller. Do not
21900 check pedantic. Call gcc_unreachable for C++.
21901 * c-common.def (C_MAYBE_CONST_EXPR): New.
21902 * c-common.h (c_fully_fold, c_save_expr,
21903 decl_constant_value_for_optimization): New prototypes.
21904 (C_MAYBE_CONST_EXPR_PRE, C_MAYBE_CONST_EXPR_EXPR,
21905 C_MAYBE_CONST_EXPR_INT_OPERANDS, C_MAYBE_CONST_EXPR_NON_CONST,
21906 EXPR_INT_CONST_OPERANDS): Define.
21907 * c-convert.c (convert): Strip nops from expression.
21908 * c-decl.c (groktypename): Take extra parameters expr and
21909 expr_const_operands. Update call to grokdeclarator.
21910 (start_decl): Update call to grokdeclarator. Add statement for
21911 expressions used in type of decl.
21912 (grokparm): Update call to grokdeclarator.
21913 (push_parm_decl): Update call to grokdeclarator.
21914 (build_compound_literal): Add parameter non_const and build a
21915 C_MAYBE_COSNT_EXPR if applicable.
21916 (grokdeclarator): Take extra parameters expr and
21917 expr_const_operands. Track expressions used in declaration
21918 specifiers and declarators. Fold array sizes and track whether
21919 they are constant expressions and whether they are integer
21920 constant expressions.
21921 (parser_xref_tag): Set expr and expr_const_operands fields in
21923 (grokfield): Update call to grokdeclarator.
21924 (start_function): Update call to grokdeclarator.
21925 (build_null_declspecs): Set expr and expr_const_operands fields in
21927 (declspecs_add_type): Handle expressions in typeof specifiers.
21928 * c-parser.c (c_parser_declspecs): Set expr and
21929 expr_const_operands fields for declaration specifiers.
21930 (c_parser_enum_specifier): Likewise.
21931 (c_parser_struct_or_union_specifier): Likewise.
21932 (c_parser_typeof_specifier): Likewise. Update call to
21933 groktypename. Fold expression as needed. Return expressions with
21934 type instead of adding statements.
21935 (c_parser_attributes): Update calls to c_parser_expr_list.
21936 (c_parser_statement_after_labels): Fold expression before passing
21937 to objc_build_throw_stmt.
21938 (c_parser_condition): Fold expression.
21939 (c_parser_asm_operands): Fold expression.
21940 (c_parser_conditional_expression): Use c_save_expr. Update call
21941 to build_conditional_expr.
21942 (c_parser_alignof_expression): Update call to groktypename.
21943 (c_parser_postfix_expression): Preserve C_MAYBE_CONST_EXPR as
21944 original_code. Fold expression argument of va_arg. Create
21945 C_MAYBE_CONST_EXPR to preserve side effects of expressions in type
21946 argument to va_arg. Update calls to groktypename. Fold array
21947 index for offsetof. Verify that first argument to
21948 __builtin_choose_expr has integer type.
21949 (c_parser_postfix_expression_after_paren_type): Update calls to
21950 groktypename and build_compound_literal. Handle expressions with
21951 side effects in type name.
21952 (c_parser_postfix_expression_after_primary): Update call to
21953 c_parser_expr_list. Set original_code for calls to
21954 __builtin_constant_p.
21955 (c_parser_expr_list): Take extra parameter fold_p. Fold
21956 expressions if requested.
21957 (c_parser_objc_type_name): Update call to groktypename.
21958 (c_parser_objc_synchronized_statement): Fold expression.
21959 (c_parser_objc_receiver): Fold expression.
21960 (c_parser_objc_keywordexpr): Update call to c_parser_expr_list.
21961 (c_parser_omp_clause_num_threads, c_parser_omp_clause_schedule,
21962 c_parser_omp_atomic, c_parser_omp_for_loop): Fold expressions.
21963 * c-tree.h (CONSTRUCTOR_NON_CONST): Define.
21964 (struct c_typespec): Add elements expr and expr_const_operands.
21965 (struct c_declspecs): Add elements expr and expr_const_operands.
21966 (groktypename, build_conditional_expr, build_compound_literal):
21968 (in_late_binary_op): Declare.
21969 * c-typeck.c (note_integer_operands): New function.
21970 (in_late_binary_op): New variable.
21971 (decl_constant_value_for_broken_optimization): Move to c-common.c
21972 and rename to decl_constant_value_for_optimization.
21973 (default_function_array_conversion): Do not strip nops.
21974 (default_conversion): Do not call
21975 decl_constant_value_for_broken_optimization.
21976 (build_array_ref): Do not fold result.
21977 (c_expr_sizeof_expr): Fold operand. Use C_MAYBE_CONST_EXPR for
21978 result when operand is a VLA.
21979 (c_expr_sizeof_type): Update call to groktypename. Handle
21980 expressions included in type name. Use C_MAYBE_CONST_EXPR for
21981 result when operand names a VLA type.
21982 (build_function_call): Update call to build_compound_literal.
21983 Only fold result for calls to __builtin_* functions. Strip
21984 NOP_EXPR from INTEGER_CST returned from such functions. Fold
21985 the function designator.
21986 (convert_arguments): Fold arguments. Update call to
21987 convert_for_assignment.
21988 (build_unary_op): Handle increment and decrement of
21989 C_MAYBE_CONST_EXPR. Move lvalue checks for increment and
21990 decrement earlier. Fold operand of increment and decrement.
21991 Handle address of C_MAYBE_CONST_EXPR. Only fold expression being
21992 built for integer operand. Wrap returns that are INTEGER_CSTs
21993 without being integer constant expressions or that have integer
21994 constant operands without being INTEGER_CSTs.
21995 (lvalue_p): Handle C_MAYBE_CONST_EXPR.
21996 (build_conditional_expr): Add operand ifexp_bcp. Track whether
21997 result is an integer constant expression or can be used in
21998 unevaluated parts of one and avoid folding and wrap as
21999 appropriate. Fold operands before possibly doing -Wsign-compare
22001 (build_compound_expr): Wrap result for C99 if operands can be used
22002 in integer constant expressions.
22003 (build_c_cast): Update call to digest_init. Do not ignore
22004 overflow from casting floating-point constants to integers. Wrap
22005 results that could be confused with integer constant expressions,
22006 null pointer constants or floating-point constants.
22007 (c_cast_expr): Update call to groktypename. Handle expressions
22008 included in type name.
22009 (build_modify_expr): Handle modifying a C_MAYBE_CONST_EXPR. Fold
22010 lhs inside possible SAVE_EXPR. Fold RHS before assignment.
22011 Update calls to convert_for_assignment.
22012 (convert_for_assignment): Take new parameter
22013 null_pointer_constant. Do not strip nops or call
22014 decl_constant_value_for_broken_optimization. Set
22015 in_late_binary_op for conversions to boolean.
22016 (store_init_value): Update call to digest_init.
22017 (digest_init): Take new parameter null_pointer_constant. Do not
22018 call decl_constant_value_for_broken_optimization. pedwarn for
22019 initializers not constant expressions. Update calls to
22020 convert_for_assignment.
22021 (constructor_nonconst): New.
22022 (struct constructor_stack): Add nonconst element.
22023 (really_start_incremental_init, push_init_level, pop_init_level):
22024 Handle constructor_nonconst and nonconst element.
22025 (set_init_index): Call constant_expression_warning for array
22027 (output_init_element): Fold value. Set constructor_nonconst as
22028 applicable. pedwarn for initializers not constant expressions.
22029 Update call to digest_init. Call constant_expression_warning
22030 where constant initializers are required.
22031 (process_init_element): Use c_save_expr.
22032 (c_finish_goto_ptr): Fold expression.
22033 (c_finish_return): Fold return value. Update call to
22034 convert_for_assignment.
22035 (c_start_case): Fold switch expression.
22036 (c_process_expr_stmt): Fold expression.
22037 (c_finish_stmt_expr): Create C_MAYBE_CONST_EXPR as needed to
22038 ensure statement expression is not evaluated in constant expression.
22039 (build_binary_op): Track whether results are integer constant
22040 expressions or may occur in such, disable folding and wrap results
22041 as applicable. Fold operands for -Wsign-compare warnings unless
22043 (c_objc_common_truthvalue_conversion): Handle results folded to
22044 integer constants that are not integer constant expressions.
22045 * doc/extend.texi: Document when typeof operands are evaluated,
22046 that condition of __builtin_choose_expr is an integer constant
22047 expression, and more about use of __builtin_constant_p in
22050 2009-03-29 Richard Guenther <rguenther@suse.de>
22052 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Properly
22053 propagate addresses of array references.
22055 2009-03-29 Steven Bosscher <steven@gcc.gnu.org>
22057 * regmove.c (perhaps_ends_bb_p): Remove.
22058 (optimize_reg_copy_1): Don't call perhaps_ends_bb_p. Get basic block
22059 from INSN and check that the main loop stays within that basic block.
22060 (optimize_reg_copy_1, optimize_reg_copy_3, fixup_match_2): Likewise.
22061 (regmove_forward_pass): Split out from regmove_optimize. Use
22062 FOR_EACH_BB and FOR_BB_INSNS instead of traversing the insns stream.
22063 (regmove_backward_pass): Split out from regmove_optimize. Use
22064 FOR_EACH_BB_REVERSE and FOR_BB_INSNS_REVERS_SAFE.
22065 (regmove_optimize): Simplify.
22067 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22070 * config/i386/i386.c (classify_argument): Ignore flexible array
22071 member in struct and warn ABI change.
22073 2009-03-29 H.J. Lu <hongjiu.lu@intel.com>
22075 * config/i386/i386-protos.h (ix86_agi_dependent): New.
22077 * config/i386/i386.c (ix86_agi_dependent): Rewrite.
22078 (ix86_adjust_cost): Updated.
22080 2009-03-29 Jan Hubicka <jh@suse.cz>
22082 PR middle-end/28850
22083 * tree-pass.h (pass_cleanup_eh): New function.
22084 (remove_unreachable_regions): Break code handling RTL
22085 to rtl_remove_unreachable_regions; remove ERT_MUST_NOT_THROW
22086 that can not be reached by runtime.
22087 (can_be_reached_by_runtime): New function.
22088 (label_to_region_map): New function.
22089 (num_eh_regions): New function.
22090 (rtl_remove_unreachable_regions): New function.
22091 (convert_from_eh_region_ranges): Call rtl_remove_unreachable_regions.
22092 (remove_eh_region): New function.
22093 * except.h: Include sbitmap and vecprim.
22094 (remove_eh_region, remove_unreachable_regions, label_to_region_map,
22095 num_eh_regions): Declare.
22096 * passes.c (init_optimization_passes): Schedule cleanup_eh.
22097 * Makefile.in (EXCEPT_H): New; replace all uses of except.h by it.
22098 * tree-eh.c (tree_remove_unreachable_handlers): New function.
22099 (tree_empty_eh_handler_p): New function.
22100 (cleanup_empty_eh): New function.
22101 (cleanup_eh): New function.
22102 (pass_cleanup_eh): New function.
22104 2009-03-29 Jan Hubicka <jh@suse.cz>
22106 * except.c (verify_eh_tree): Fix handling of fun!=cfun; be ready
22107 for removed regions.
22109 2009-03-29 Jan Hubicka <jh@suse.cz>
22111 * except.c (dump_eh_tree): Dump all datastructures.
22113 2009-03-29 Jan Hubicka <jh@suse.cz>
22115 * except.c (duplicate_eh_regions_0): Handle AKA bitmap.
22116 (duplicate_eh_regions_1): Likewise.
22117 (duplicate_eh_regions): Likewise; cleanup code gorwing the region
22118 vector; call EH verification.
22119 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22120 Be ready for region being removed.
22122 2009-03-29 Jan Hubicka <jh@suse.cz>
22124 * bitmap.c (bitmap_last_set_bit): New function.
22125 * bitmap.h (bitmap_last_set_bit): Declare.
22127 2009-03-29 David Ayers <ayers@fsfe.org>
22130 * c-typeck.c (build_conditional_expr): Emit ObjC warnings
22131 by calling objc_compare_types and surpress warnings about
22132 incompatible C pointers that are compatible ObjC pointers.
22134 2009-03-29 Adam Nemet <anemet@caviumnetworks.com>
22136 * cgraphbuild.c (build_cgraph_edges, rebuild_cgraph_edges): Don't
22137 call initialize_inline_failed.
22138 (initialize_inline_failed): Move it from here ...
22139 * cgraph.c (initialize_inline_failed): ... to here.
22140 (cgraph_create_edge): Call initialize_inline_failed rather than
22141 setting inline_failed directly.
22143 2009-03-29 Ben Elliston <bje@au.ibm.com>
22146 * sysv4.opt (msdata): Improve comment.
22147 * linux64.h (ASM_SPEC32): Do not pass -memb when -msdata is given.
22148 * sysv4.h (SVR4_ASM_SPEC): Likewise.
22150 2009-03-29 Ben Elliston <bje@au.ibm.com>
22153 * config/rs6000/rs6000.md (*movti_ppc64): Correct the order of
22154 load and store attributes.
22156 2009-03-29 Ben Elliston <bje@au.ibm.com>
22158 * config/i386/i386.c (enum ix86_builtins): Add IX86_BUILTIN_HUGE_VALQ.
22159 (ix86_init_builtins): Add built-in function __builtin_huge_valq.
22160 (ix86_expand_builtin): Handle IX86_BUILTIN_HUGE_VALQ.
22161 * doc/extend.texi (X86 Built-in Functions): Add index entries for
22162 __builtin_infq and __builtin_huge_valq.
22164 2009-03-28 Anatoly Sokolov <aesok@post.ru>
22166 * config/avr/avr.c (avr_mcu_t): Add atmega8c1, atmega16c1 and
22168 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
22169 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.)
22171 2009-03-28 Xinliang David Li <davidxl@google.com>
22173 * tree-ssa-ccp.c (ccp_finalize): Add dbg_count support.
22174 (do_dbg_cnt): New function.
22176 2009-03-28 Jan Hubicka <jh@suse.cz>
22178 Merge from pretty-ipa:
22180 2009-03-27 Jan Hubicka <jh@suse.cz>
22182 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22183 * tree-pass.h (function_called_by_processed_nodes_p): Declare.
22184 * passes.c (function_called_by_processed_nodes_p): New.
22185 * ipa-pure-const.c (check_call): Fix handling of operands.
22186 (analyze_function): Dump debug output for skipped bodies.
22187 (local_pure_const): Use function_called_by_processed_nodes_p.
22188 * dwarf2out.c (reference_to_unused): Use output.
22189 * passes.c (do_per_function_toporder): Likewise.
22191 2008-11-12 Jan Hubicka <jh@suse.cz>
22193 * tree-pass.h (pass_fixup_cfg, pass_local_pure_const): Declare.
22194 * ipa-pure-const.c (funct_state_d): Add can throw field; make
22195 state_set_in_source enum
22196 (check_decl): Ignore memory tags; do not set fake looping flags;
22198 (check_operand, check_tree, check_rhs_var, check_lhs_var,
22199 get_asm_expr_operands, scan_function_op, scan_function_stmt): Remove.
22200 (check_call, analyze_function): Rewrite.
22202 (add_new_function): Update call of analyze_function.
22203 (generate_summary): Add call of analyze_function.
22204 (propagate): Propagate can_throw; handle state_set_in_source correctly.
22205 (local_pure_const): New function.
22206 (pass_local_pure_const): New pass.
22207 * ipa-inline.c (inline_transform): Set after_inlining.
22208 * tree-eh.c (stmt_can_throw_external): New.
22209 * tree-optimize.c (execute_fixup_cfg): Do not set after_inlining;
22210 work with aliasing built.
22211 * tree-flow.h (stmt_can_throw_external): New.
22212 * passes.c (init_optimization_passes): Schedule fixup_cfg pass early;
22213 and local pure/const pass in early and late optimization queue.
22215 2009-03-28 Martin Jambor <mjambor@suse.cz>
22217 * fold-const.c (get_pointer_modulus_and_residue): New parameter
22219 (fold_binary): Allow function decl aligment consideration is the
22220 second argument is integer constant one.
22221 * tree-ssa-forwprop.c (simplify_bitwise_and): New function.
22222 (tree_ssa_forward_propagate_single_use_vars): Handle assing statements
22223 with BIT_AND_EXPR on the RHS by calling simplify_bitwise_and.
22225 2009-03-28 Jan Hubicka <jh@suse.cz>
22227 * dwarf2out.c (dwarf2out_begin_prologue): Use crtl->nothrow
22228 * tree-eh.c (stmt_could_throw_p): Remove check for WEAK decls.
22229 * function.h (rtl_data): Add nothrow flag.
22230 * except.c (set_nothrow_function_flags): Use crtl->nothrow;
22231 set DECL_NOTHROW for AVAILABLE functions.
22233 2009-03-28 Jakub Jelinek <jakub@redhat.com>
22235 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If macro
22236 following vector keyword has expansion starting with pixel or bool
22237 keyword, expand vector to __vector and pixel or bool to __pixel or
22241 * opts.c (warning_disallowed_functions, warn_disallowed_functions,
22242 warn_if_disallowed_function_p): Removed.
22243 (common_handle_option): Don't handle OPT_Wdisallowed_function_list_.
22244 * c-parser.c (c_parser_postfix_expression_after_primary): Don't call
22245 warning_if_disallowed_function_p.
22246 * flags.h (warn_if_disallowed_function_p,
22247 warn_disallowed_functions): Removed.
22248 * common.opt (Wdisallowed-function-list=): Removed.
22249 * doc/invoke.texi (-Wdisallowed-function-list=): Removed.
22251 2009-03-28 Richard Guenther <rguenther@suse.de>
22253 PR tree-optimization/38723
22254 * tree-ssa-pre.c (compute_avail): Add all default definitions to
22257 2009-03-28 Jan Hubicka <jh@suse.cz>
22259 * tree-ssa-structalias.c (ipa_pta_execute): Fix bogus node->analyzed
22260 test introduced by my previous patch.
22262 2009-03-28 Richard Guenther <rguenther@suse.de>
22264 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not leave
22265 the PHIs value undefined.
22267 2009-03-28 Jan Hubicka <jh@suse.cz>
22269 * tree-pass.h (pass_fixup_cfg): New pass.
22270 * ipa-inline.c (inline_transform): Set
22271 always_inline_functions_inlined/after_inlining.
22272 * tree-optimize.c (execute_fixup_cfg): Do not set them here.
22273 (pass_fixup_cfg): New pass.
22274 * passes.c (init_optimization_passes): Add fixup_cfg.
22276 2009-03-28 Richard Guenther <rguenther@suse.de>
22278 PR tree-optimization/38458
22279 * tree-ssa-copy.c (copy_prop_visit_phi_node): For the first
22280 argument use the arguments copy-of value.
22282 2009-03-28 Richard Guenther <rguenther@suse.de>
22284 PR tree-optimization/38180
22285 * tree-ssa-ccp.c (get_default_value): Simplify.
22286 (likely_value): Likewise.
22287 (surely_varying_stmt_p): Properly handle VOP case.
22288 (ccp_initialize): Likewise.
22289 (ccp_fold): Handle propagating through *&.
22290 (fold_const_aggregate_ref): Also handle decls.
22292 2009-03-28 Jan Hubicka <jh@suse.cz>
22294 * cgraph.c (dump_cgraph_node): Add replace output flag by process.
22295 * cgraph.h (cgraph_node): Likewise.
22296 * cgraphunit.c (cgraph_process_new_functions): Set process flag.
22297 (cgraph_reset_node): Use process flag.
22298 (cgraph_mark_functions_to_output): Likewise.
22299 (cgraph_expand_function): Likewise.
22300 (cgraph_expand_all_functions): Likewise.
22301 (cgraph_output_in_order): Likewise.
22302 * dwarf2out.c (reference_to_unused): Likewise.
22303 * passes.c do_per_function_toporder): Likewise.
22305 2009-03-28 Jan Hubicka <jh@suse.cz>
22307 Bring from lto-branch:
22309 2008-09-03 Doug Kwan <dougkwan@google.com>
22311 * cgraphbuild.c (initialize_inline_failed): Use cgraph_inline_failed_t
22312 enums instead of reason strings.
22313 * cgraph.c (cgraph_create_edge): Same.
22314 (cgraph_inline_failed_string): New function.
22315 * cgraph.h (cgraph_inline_failed_t): New enum type.
22316 (cgraph_inline_failed_string): New prototype.
22317 (struct cgraph_edge): Change type of INLINED_FAILED from constant
22318 char pointer to cgraph_inline_failed_t.
22319 (cgraph_inline_p): Adjust prototype to use cgraph_inline_failed_t.
22320 (cgraph_default_inline_p): Ditto.
22321 * cgraphunit.c (cgraph_inline_p): Change type of parameter REASON
22322 to cgraph_inline_failed_t pointer.
22323 * cif-code.def: New file.
22324 * ipa-inline.c (cgraph_mark_inline_edge): Use an enum instead of a
22326 (cgraph_check_inline_limits): Change type of REASON to pointer to
22327 cgraph_inline_failed_t. Replace reason strings with enums.
22328 (cgraph_default_inline_p): Ditto.
22329 (cgraph_recursive_inlining_p): Ditto.
22330 (update_caller_keys): Change type of FAILED_REASON to
22331 cgraph_inline_failed_t.
22332 (cgraph_set_inline_failed): Change type of REASON to pointer to
22333 cgraph_inline_failed_t. Call cgraph_inline_failed_string to
22334 convert enums to strings for text output.
22335 (cgraph_decide_inlining_of_small_function): Change FAILED_REASON
22336 to be of type cgraph_inline_failed_t. Replace reason strings with
22337 enums. Call cgraph_inline_failed_string to covert enums
22338 to strings for text output.
22339 (cgraph_decide_inlining): Replace reason strings with enums.
22340 (cgraph_decide_inlining_incrementally): Change type of FAILED_REASON
22341 to cgraph_inline_failed_t type. Call cgraph_inline_failed_string
22343 * tree-inline.c (expand_call_inline): Change type of REASON
22344 to cgraph_inline_failed_t. Replace reason strings with enums.
22345 Call cgraph_inline_failed_string for text output.
22346 * Makefile.in (CGRAPH_H): Add cif-code.def to dependencies.
22349 2009-03-28 Jan Hubicka <jh@suse.cz>
22351 * cgraph.c (cgraph_node, cgraph_remove_node, dump_cgraph_node,
22352 cgraph_clone_node): Remove master clone handling.
22353 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22354 * cgraph.h (master_clone): Remove.
22355 (cgraph_is_master_clone, cgraph_master_clone): Remove.
22356 * ipa-type-escape.c (type_escape_execute): Remove use of master clone.
22357 (tree-ssa-structalias.c (ipa_pta_execute): Likewise.
22359 2009-03-28 Jan Hubicka <jh@suse.cz>
22361 * cgraph.c (cgraph_function_body_availability): Functions declared
22362 inline are always safe to assume that it is not going to be replaced.
22364 2009-03-28 Richard Guenther <rguenther@suse.de>
22366 PR tree-optimization/38513
22367 * tree-ssa-pre.c (eliminate): Remove redundant stores.
22368 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
22369 EXC_PTR_EXPR and FILTER_EXPR.
22370 (get_ref_from_reference_ops): Likewise.
22372 2009-03-28 Richard Guenther <rguenther@suse.de>
22374 PR tree-optimization/38968
22375 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
22376 Use FLOOR_MOD_EXPR to compute misalignment.
22378 2009-03-28 Richard Guenther <rguenther@suse.de>
22380 PR tree-optimization/37795
22381 * tree.h (combine_comparisons): Declare.
22382 * fold-const.c (combine_comparisons): Export.
22383 * tree-ssa-ifcombine.c (ifcombine_ifandif): Optimize two successive
22385 (ifcombine_iforif): Use combine_comparisons.
22387 2009-03-28 Jan Hubicka <jh@suse.cz>
22389 * tree-eh.c (inlinable_call_p): New function.
22390 (make_eh_edges): Use it.
22391 (verify_eh_edges): Use it.
22392 (stmt_can_throw_external, stmt_can_throw_internal): Use it.
22393 * except.c (reachable_next_level): Add inlinable_function argument
22394 (sjlj_find_directly_reachable_regions): Update.
22395 (add_reachable_handler): Do not set saw_any_handlers.
22396 (reachable_next_level): Handle MUST_NOT_THROW more curefully.
22397 (foreach_reachable_handler, can_throw_internal_1, can_throw_external_1):
22398 Add new inlinable call parameter.
22399 (can_throw_internal, can_throw_external): Update.
22400 * except.h (can_throw_internal_1, can_throw_external_1,
22401 foreach_reachable_handler): Update declaration.
22403 2009-03-28 Joseph Myers <joseph@codesourcery.com>
22405 * config/arm/t-arm-coff, config/h8300/coff.h,
22406 config/i386/i386-aout.h, config/i386/i386-coff.h,
22407 config/libgloss.h, config/m68k/coff.h, config/m68k/m68k-aout.h,
22408 config/pdp11/2bsd.h, config/rs6000/aix41.h,
22409 config/rs6000/aix41.opt, config/rs6000/t-newas, config/sh/coff.h,
22410 fix-header.c, fixproto, gen-protos.c, protoize.c, scan-decls.c,
22411 scan-types.sh, scan.c, scan.h, sort-protos, sys-protos.h,
22412 sys-types.h: Remove.
22413 * Makefile.in: Remove protoize and fixproto support and references
22415 (SYSCALLS.c.X-warn, TARGET_GETGROUPS_T, STMP_FIXPROTO,
22416 PROTOIZE_INSTALL_NAME, UNPROTOIZE_INSTALL_NAME, FIXPROTO_DEFINES):
22418 (ALL_HOST_OBJS): Remove $(PROTO_OBJS).
22419 (MOSTLYCLEANFILES): Remove protoize$(exeext) and
22420 unprotoize$(exeext).
22421 (rest.encap): Don't depend on $(STMP_FIXPROTO)
22422 (.PHONY): Don't depend on proto.
22423 (libgcc-support): Don't depend on $(STMP_FIXPROTO).
22424 (proto, PROTO_OBJS, protoize$(exeext), unprotoize$(exeext),
22425 protoize.o, unprotoize.o, SYSCALLS.c.X, test-protoize-simple,
22426 deduced.h, GEN_PROTOS_OBJS, build/gen-protos$(build_exeext),
22427 build/gen-protos.o, build/scan.o, xsys-protos.h,
22428 build/fix-header$(build_exeext), build/fix-header.o,
22429 build/scan-decls.o, fixhdr.ready, stmp-fixproto,
22430 stmp-install-fixproto): Remove.
22431 (mostlyclean): Don't remove xsys-protos.hT, SYSCALLS.c.X,
22432 SYSCALLS.c or fixproto files.
22433 (install-common): Don't install protoize.
22434 (install-headers-tar, install-headers-cpio, install-headers-cp):
22435 Don't depend on $(STMP_FIXPROTO).
22436 (install-mkheaders): Don't depend on $(STMP_FIXPROTO). Don't
22437 install fixproto files or write out fixproto settings.
22438 (uninstall): Don't uninstall protoize.
22439 * config.gcc (use_fixproto): Remove.
22440 (arm-*-coff*, armel-*-coff*, h8300-*-*, i[34567]86-*-aout*,
22441 i[34567]86-*-coff*, m68k-*-aout*, m68k-*-coff*, pdp11-*-bsd,
22442 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*, sh-*-*): Remove.
22443 * config/m32r/t-linux (STMP_FIXPROTO): Remove.
22444 * config/m68k/m68k.c: Remove M68K_TARGET_COFF-conditional code.
22445 * config/mips/t-iris (FIXPROTO_DEFINES): Remove.
22446 * config/pa/t-pa-hpux (FIXPROTO_DEFINES): Remove.
22447 * config/pdp11/pdp11.c: Remove TWO_BSD-conditional code.
22448 * config/t-svr4 (FIXPROTO_DEFINES): Remove.
22449 * config/t-vxworks (STMP_FIXPROTO): Remove.
22450 * configure.ac (AC_TYPE_GETGROUPS, TARGET_GETGROUPS_T,
22451 STMP_FIXPROTO): Remove.
22452 * config.in, configure: Regenerate.
22453 * crtstuff.c (gid_t, uid_t): Don't undefine.
22454 * doc/install.texi: Change m68k-coff to m68k-elf in example.
22455 (arm-*-coff, arm-*-aout: Remove target entries.
22456 (*-ibm-aix*): Mention removal of support for AIX 4.2 and older.
22457 Remove mention of AIX 4.1.
22458 (m68k-*-*): Remove mention of m68k-*-aout and m68k-*-coff*.
22459 * doc/invoke.texi (Running Protoize): Remove.
22460 * doc/trouble.texi (Actual Bugs): Remove mention of fixproto.
22461 (Protoize Caveats): Remove.
22462 * tsystem.h: Update comments on headers assumed to exist.
22464 2009-03-27 Vladimir Makarov <vmakarov@redhat.com>
22466 * genautomata.c: Add a new year to the copyright. Add a new
22468 (struct insn_reserv_decl): Add comments for member bypass_list.
22469 (find_bypass): Remove.
22470 (insert_bypass): New.
22471 (process_decls): Use insert_bypass.
22472 (output_internal_insn_latency_func): Output all bypasses with the
22473 same input insn in one switch case.
22475 * rtl.def (define_bypass): Describe bypass choice.
22476 * doc/md.texi (define_bypass): Ditto.
22478 2009-03-27 Richard Guenther <rguenther@suse.de>
22480 * gimplify.c (mark_addressable): Export.
22481 * tree-flow.h (mark_addressable): Declare.
22482 * tree-ssa-loop-manip.c (create_iv): Mark the base addressable.
22483 * tree-ssa.c (verify_phi_args): Verify that address taken
22484 variables have TREE_ADDRESSABLE set.
22486 2009-03-27 Richard Guenther <rguenther@suse.de>
22488 * fold-const.c (build_fold_addr_expr_with_type_1): Rename back to ...
22489 (build_fold_addr_expr_with_type): ... this. Remove in_fold handling.
22490 Do not mark decls TREE_ADDRESSABLE.
22491 (build_fold_addr_expr): Adjust.
22492 (fold_addr_expr): Remove.
22493 (fold_unary): Use build_fold_addr_expr.
22494 (fold_comparison): Likewise.
22495 (split_address_to_core_and_offset): Likewise.
22496 * coverage.c (tree_coverage_counter_addr): Mark the array decl
22498 * gimplify.c (mark_addressable): Do not exclude RESULT_DECLs.
22499 (gimplify_modify_expr_to_memcpy): Mark source and destination
22501 * omp-low.c (create_omp_child_function): Mark the object decl
22503 (lower_rec_input_clauses): Mark the var we take the address of
22505 (lower_omp_taskreg): Mark the sender decl TREE_ADDRESSABLE.
22507 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22509 PR middle-end/39315
22510 * cfgexpand.c (expand_one_stack_var_at): Change alignment
22511 limit to MAX_SUPPORTED_STACK_ALIGNMENT.
22513 2009-03-27 Richard Guenther <rguenther@suse.de>
22515 PR tree-optimization/39120
22516 * tree-ssa-structalias.c (handle_rhs_call): Fill out return
22518 (handle_lhs_call): Process return constraints. Add escape
22519 constraints if necessary.
22520 (handle_const_call): Fill out return constraints. Make nested
22521 case more precise. Avoid consttmp if possible.
22522 (handle_pure_call): Fill out return constraints. Avoid
22523 callused if possible.
22524 (find_func_aliases): Simplify call handling.
22526 2009-03-27 Richard Guenther <rguenther@suse.de>
22528 PR tree-optimization/39120
22529 * tree-ssa-structalias.c (do_sd_constraint): Do not use CALLUSED
22530 as a representative.
22531 (solve_graph): Do propagate CALLUSED.
22532 (handle_pure_call): Use a scalar constraint from CALLUSED for
22534 (find_what_p_points_to): CALLUSED shall not appear in poins-to
22537 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22540 * c-common.c (handle_aligned_attribute): Properly check alignment
22541 overflow. Use (1U << i) instead of (1 << i).
22543 * emit-rtl.c (get_mem_align_offset): Use "unsigned int" for align.
22545 * expr.h (get_mem_align_offset): Updated.
22547 * tree.h (tree_decl_common): Change align to "unsigned int" and
22548 move it before pointer_alias_set.
22550 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22551 Jakub Jelinek <jakub@redhat.com>
22554 * config/ia64/sync.md (cmpxchg_rel_<mode>): Replace input
22555 gr_register_operand with gr_reg_or_0_operand.
22556 (cmpxchg_rel_di): Likewise.
22557 (sync_lock_test_and_set<mode>): Likewise.
22559 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22561 * jump.c (rtx_renumbered_equal_p): Use subreg_get_info.
22562 (true_regnum): Likewise.
22564 * rtlanal.c (subreg_info): Moved to ...
22565 * rtl.h (subreg_info): Here. New.
22566 (subreg_get_info): New.
22568 * rtlanal.c (subreg_get_info): Make it extern.
22570 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22573 * config/i386/i386.c (ix86_abi): New.
22574 (override_options): Handle -mabi=.
22575 (ix86_function_arg_regno_p): Replace DEFAULT_ABI with ix86_abi.
22576 (ix86_call_abi_override): Likewise.
22577 (init_cumulative_args): Likewise.
22578 (function_arg_advance): Likewise.
22579 (function_arg_64): Likewise.
22580 (function_arg): Likewise.
22581 (ix86_pass_by_reference): Likewise.
22582 (ix86_function_value_regno_p): Likewise.
22583 (ix86_build_builtin_va_list_abi): Likewise.
22584 (setup_incoming_varargs_64): Likewise.
22585 (is_va_list_char_pointer): Likewise.
22586 (ix86_init_machine_status): Likewise.
22587 (ix86_reg_parm_stack_space): Use enum calling_abi on call_abi.
22588 (ix86_function_type_abi): Return enum calling_abi. Rewrite
22589 for 64bit. Replace DEFAULT_ABI with ix86_abi.
22590 (ix86_function_abi): Make it static and return enum calling_abi.
22591 (ix86_cfun_abi): Return enum calling_abi. Replace DEFAULT_ABI
22593 (ix86_fn_abi_va_list): Updated.
22595 * config/i386/i386.h (ix86_abi): New.
22596 (STACK_BOUNDARY): Replace DEFAULT_ABI with ix86_abi.
22597 (CONDITIONAL_REGISTER_USAGE): Likewise.
22598 (CUMULATIVE_ARGS): Change call_abi type to enum calling_abi.
22599 (machine_function): Likewise.
22601 * config/i386/i386.md (untyped_call): Replace DEFAULT_ABI
22603 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Likewise.
22604 (STACK_BOUNDARY): Likewise.
22605 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Likewise.
22607 * config/i386/i386.opt (mabi=): New.
22609 * config/i386/i386-protos.h (ix86_cfun_abi): Changed to
22610 return enum calling_abi.
22611 (ix86_function_type_abi): Likewise.
22612 (ix86_function_abi): Removed.
22614 * doc/invoke.texi: Document -mabi= option for x86.
22616 2009-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22618 * builtins.c (real_dconstp): Delete.
22619 (fold_builtin_logarithm): Remove inaccurate log(e) special case.
22621 2009-03-27 Dodji Seketeli <dodji@redhat.com>
22622 Jakub Jelinek <jakub@redhat.com>
22625 * dwarf2out.c (dwarf_attr_name): Handle DW_AT_explicit attribute.
22626 (gen_subprogram_die): When a function is explicit, generate the
22627 DW_AT_explicit attribute.
22628 * langhooks.h (struct lang_hooks_for_decls): Add
22629 function_decl_explicit_p langhook.
22630 * langhooks-def.h (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Define.
22631 (LANG_HOOKS_DECLS): Add LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P.
22633 2009-03-27 Jakub Jelinek <jakub@redhat.com>
22635 * builtins.c (fold_builtin_memory_op): Optimize memmove
22636 into memcpy if we can prove source and destination don't overlap.
22638 * tree-inline.c: Include gt-tree-inline.h.
22639 (clone_fn_id_num): New variable.
22640 (clone_function_name): New function.
22641 (tree_function_versioning): Use it.
22642 * Makefile.in (GTFILES): Add tree-inline.c.
22644 2009-03-27 Mark Mitchell <mark@codesourcery.com>
22646 * BASE-VER: Change to 4.5.0.
22648 2009-03-27 Xinliang David Li <davidxl@google.com>
22650 PR tree-optimization/39557
22651 * tree-ssa.c (warn_uninitialized_vars): free postdom info.
22653 2009-03-27 Xinliang David Li <davidxl@google.com>
22655 PR tree-optimization/39548
22656 * tree-ssa-copy.c (copy_prop_visit_phi_node): Add copy
22659 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22661 * c-common.c (pointer_int_sum): Use %wd on return from
22664 2009-03-27 H.J. Lu <hongjiu.lu@intel.com>
22666 * c-common.c (pointer_int_sum): Use HOST_WIDE_INT_PRINT_DEC
22667 on return from tree_low_cst.
22669 2009-03-27 Andrew Pinski <andrew_pinski@playstation.sony.com>
22672 * ginclude/stdarg.h (va_copy): Define also for
22673 __GXX_EXPERIMENTAL_CXX0X__.
22675 2009-03-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22678 * builtins.h (c_strlen): Do not warn here.
22679 * c-typeck.c (build_binary_op): Adjust calls to pointer_int_sum.
22680 * c-common.c (pointer_int_sum): Take an explicit location.
22681 Warn about offsets out of bounds.
22682 * c-common.h (pointer_int_sum): Adjust declaration.
22684 2009-03-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22686 * doc/invoke.texi (i386 and x86-64 Windows Options): Fix texinfo
22689 2009-03-26 Jakub Jelinek <jakub@redhat.com>
22692 * opts.c (warn_if_disallowed_function_p): Don't assume
22693 get_callee_fndecl must return non-NULL.
22695 2009-03-26 Vladimir Makarov <vmakarov@redhat.com>
22697 PR rtl-optimization/39522
22698 * reload1.c (reload_as_needed): Invalidate reg_last_reload_reg too
22699 when reg_reloaded_valid is set.
22701 2009-03-26 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
22703 * config/spu/divv2df3.c: New file.
22704 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add it.
22705 (DPBIT_FUNCS): Filter out _div_df.
22707 2009-03-26 Bernd Schmidt <bernd.schmidt@analog.com>
22709 * config/bfin/bfin.c (bfin_optimize_loop): If the LSETUP goes before
22710 a jump insn, count that jump in the distance to the loop start.
22712 2009-03-25 Kaz Kojima <kkojima@gcc.gnu.org>
22715 * config/sh/sh.c (calc_live_regs): Fix condition for global
22716 registers except PIC_OFFSET_TABLE_REGNUM.
22718 2009-03-25 Kai Tietz <kai.tietz@onevision.com>
22721 * doc/invoke.texi (-mconsole): New.
22723 (-mno-cygwin): New.
22725 (-mnop-fun-dllimport): New.
22729 (sub section "i386 and x86-64 Windows Options"): New.
22731 2009-03-25 Ralf Corsépius <ralf.corsepius@rtems.org>
22733 * config/arm/rtems-elf.h: Remove LINK_GCC_C_SEQUENCE_SPEC.
22734 * config/rs6000/t-rtems: Remove MULTILIB_EXTRA_OPTS.
22736 2009-03-25 Richard Guenther <rguenther@suse.de>
22738 PR middle-end/39497
22739 * Makefile.in (dfp.o-warn): Use -fno-strict-aliasing instead
22742 2009-03-25 Andrey Belevantsev <abel@ispras.ru>
22744 * config/ia64/ia64.c (ia64_set_sched_flags): Zero spec_info->mask when
22745 neither of haifa/selective schedulers are working.
22747 2009-03-25 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22749 * doc/invoke.texi (Debugging Options): Fix description of
22750 -fno-merge-debug-strings.
22752 2009-03-24 Hans-Peter Nilsson <hp@axis.com>
22754 * config/cris/libgcc.ver: New version-script.
22755 * config/cris/t-linux (SHLIB_MAPFILES): Use it.
22757 * configure.ac <GAS features, nop mnemonic>: Add pattern
22758 crisv32-*-* for "nop".
22759 <GAS features, Thread-local storage>: Add item for CRIS and CRIS v32.
22760 * configure: Regenerate.
22762 2009-03-24 Ira Rosen <irar@il.ibm.com>
22764 PR tree-optimization/39529
22765 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
22766 mark_sym_for_renaming for the tag copied to the new vector
22769 2009-03-24 Arthur Loiret <aloiret@debian.org>
22771 * config.host (alpha*-*-linux*): Use driver-alpha.o and alpha/x-alpha.
22772 * config/alpha/linux.h (host_detect_local_cpu): Declare, add to
22773 EXTRA_SPEC_FUNCTIONS.
22774 (MCPU_MTUNE_NATIVE_SPECS, DRIVER_SELF_SPECS): New macros.
22775 * config/alpha/driver-alpha.c, config/alpha/x-alpha: New.
22776 * doc/invoke.texi (DEC Alpha Options): Document 'native' value for
22777 -march and -mtune options.
22779 2009-03-24 Ralf Corsépius <ralf.corsepius@rtems.org>
22781 * config/m68k/t-rtems: Add m5329 multilib.
22783 2009-03-24 Dodji Seketeli <dodji@redhat.com>
22784 Jakub Jelinek <jakub@redhat.com>
22787 * dwarf2out.c (gen_variable_die): Avoid adding duplicate declaration
22790 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22793 * c-parser.c (c_parser_omp_for_loop): Call c_parser_binary_expression
22794 instead of c_parser_expression_conv, if original_code isn't one of the
22795 4 allowed comparison codes, fail.
22797 2009-03-23 Richard Guenther <rguenther@suse.de>
22799 * cgraph.h (struct cgraph_node): Reorder fields for 64-bit hosts.
22800 * tree.h (struct tree_type): Likewise.
22801 * reload.h (struct insn_chain): Likewise.
22802 * dwarf2out.c (struct dw_loc_descr_struct): Likewise.
22803 * function.h (struct function): Likewise.
22804 * tree-ssa-structalias.c (struct equiv_class_label): Likewise.
22806 2009-03-23 Jakub Jelinek <jakub@redhat.com>
22808 PR tree-optimization/39516
22809 * lambda-code.c (perfect_nestify): Fix type of the uboundvar variable.
22811 2009-03-23 Bingfeng Mei <bmei@broadcom.com>
22813 * config.gcc (need_64bit_hwint): Make clear that need_64bit_hwint
22814 should be set true if BITS_PER_WORD of target is bigger than 32
22816 2009-03-22 Hans-Peter Nilsson <hp@axis.com>
22818 * config/cris/linux.h (CRIS_LINK_SUBTARGET_SPEC):
22819 Translate -B-options to -rpath-link. Correct existing
22820 rpath-link and conditionalize on !nostdlib.
22822 2009-03-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22824 * doc/extend.texi (Function Attributes, Variable Attributes):
22826 * doc/invoke.texi (Debugging Options, Optimize Options)
22827 (i386 and x86-64 Options, MCore Options): Likewise.
22829 2009-03-20 Jakub Jelinek <jakub@redhat.com>
22832 * dwarf2out.c (gen_namespace_die): Add context_die argument and use
22833 it for block local namespace aliases.
22834 (gen_decl_die): Pass context_die to gen_namespace_die.
22836 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22839 * c-omp.c (c_finish_omp_for): Allow NE_EXPR with TREE_TYPE (decl)'s
22840 minimum or maximum value.
22842 2009-03-19 Alexandre Oliva <aoliva@redhat.com>
22844 * reginfo.c (globalize_reg): Recompute derived reg sets.
22846 2009-03-19 Ozkan Sezer <sezeroz@gmail.com>
22849 * libgcc2.c (mprotect): Do not use signed arguments for
22850 VirtualProtect, use DWORD arguments. Also fix the 'may
22851 be used uninitialized' warning for the np variable.
22853 2009-03-19 Jakub Jelinek <jakub@redhat.com>
22856 * config/i386/i386.c (ix86_function_regparm): Don't optimize local
22857 functions using regparm calling conventions when not optimizing.
22858 (ix86_function_sseregparm): Similarly for sseregparm calling
22861 2009-03-19 Li Feng <nemokingdom@gmail.com>
22863 PR middle-end/39500
22864 * tree-data-ref.c (analyze_subscript_affine_affine): There is no
22865 dependence if the first conflict is after niter iterations.
22867 2009-03-19 Hans-Peter Nilsson <hp@axis.com>
22869 PR middle-end/38609
22870 * config/cris/cris.h (FRAME_POINTER_REQUIRED): Force for all
22871 functions with dynamic stack-pointer adjustments.
22873 2009-03-19 Ben Elliston <bje@au.ibm.com>
22875 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix -msdata-data
22876 option; change to -msdata=data.
22878 2009-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22880 * c.opt: Unify help texts for -Wdeprecated, -Wsystem-headers,
22883 2009-03-18 Eric Botcazou <ebotcazou@adacore.com>
22886 * config/sparc/sparc.md (do_builtin_setjmp_setup): Prettify asm output.
22888 2009-03-18 Sandra Loosemore <sandra@codesourcery.com>
22890 * doc/invoke.texi (Code Gen Options): Expand discussion of
22893 2009-03-18 Jakub Jelinek <jakub@redhat.com>
22895 * dse.c (struct group_info): Reorder fields for 64-bit hosts.
22896 * matrix-reorg.c (struct matrix_info): Likewise.
22897 * tree-ssa-loop-ivopts.c (struct ivopts_data): Likewise.
22898 * rtl.h (struct mem_attrs): Likewise.
22899 * df.h (struct df): Likewise.
22900 * tree-data-ref.h (struct data_dependence_relation): Likewise.
22901 * ira-int.h (struct ira_allocno): Likewise.
22902 * df-scan.c (struct df_collection_rec): Likewise.
22903 * ira.c (struct equivalence): Likewise.
22904 * function.c (struct temp_slot): Likewise.
22905 * cfgloop.h (struct loop): Likewise.
22908 * function.c (use_register_for_decl): When not optimizing, disregard
22909 register keyword for variables with types containing methods.
22911 2009-03-18 Sebastian Pop <sebastian.pop@amd.com>
22913 PR middle-end/39447
22914 * graphite.c (exclude_component_ref): Renamed contains_component_ref_p.
22915 (is_simple_operand): Call contains_component_ref_p before calling data
22916 reference analysis that would fail on COMPONENT_REFs.
22918 * tree-vrp.c (search_for_addr_array): Fix formatting.
22920 2009-03-18 Richard Guenther <rguenther@suse.de>
22922 * tree-vect-transform.c (vect_loop_versioning): Fold the
22923 generated comparisons.
22924 * tree-vectorizer.c (set_prologue_iterations): Likewise.
22925 (slpeel_tree_peel_loop_to_edge): Likewise.
22927 2009-03-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22929 PR middle-end/37805
22930 * opts.c (print_specific_help): In addition to `undocumented',
22931 accept `separate' and `joined' flags if passed alone. Describe
22932 output by the first matched one of those.
22933 (common_handle_option): Skip over empty strings.
22934 * gcc.c (display_help): Fix help string for `--help='.
22935 * doc/invoke.texi (Option Summary, Overall Options): With
22936 `--help=', classes and qualifiers can both be repeated, but
22937 only the latter can be negated. One should not pass only
22938 negated qualifiers. Fix markup and examples.
22941 2008-10-14 Jakub Jelinek <jakub@redhat.com>
22942 PR middle-end/37805
22943 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
22944 and -fhelp=separate.
22946 2009-03-17 Jing Yu <jingyu@google.com>
22948 PR middle-end/39378
22949 * function.h (struct rtl_data): Move is_thunk from here...
22950 (struct function): ...to here.
22951 * cp/method.c (use_thunk): Change is_thunk from crtl to cfun.
22952 * varasm.c (assemble_start_function): Change is_thunk from crtl to
22954 * config/alpha/alpha.c (alpha_sa_mask): Change is_thunk from crtl to
22956 (alpha_does_function_need_gp, alpha_start_function): Likewise.
22957 (alpha_output_function_end_prologue): Likewise.
22958 (alpha_end_function, alpha_output_mi_thunk_osf): Likewise.
22959 * config/rs6000/rs6000.c (rs6000_ra_ever_killed): Likewise.
22960 (rs6000_output_function_epilogue): Likewise.
22961 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
22963 2009-03-17 Uros Bizjak <ubizjak@gmail.com>
22966 * config/i386/i386.md (*truncdfsf_mixed): Avoid combining registers
22967 from different units in a single alternative.
22968 (*truncdfsf_i387): Ditto.
22969 (*truncxfsf2_mixed): Ditto.
22970 (*truncxfdf2_mixed): Ditto.
22972 2009-03-17 Jakub Jelinek <jakub@redhat.com>
22974 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Allow
22975 non-NAMESPACE_DECL IMPORTED_DECL_ASSOCIATED_DECL.
22978 * tree-ssa-live.c (remove_unused_locals): Don't remove local
22979 unused non-artificial variables when not optimizing.
22982 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): Emit
22983 DW_TAG_imported_module even if decl is IMPORTED_DECL with
22984 NAMESPACE_DECL in its DECL_INITIAL.
22986 PR middle-end/39443
22987 * optabs.c (set_user_assembler_libfunc): New function.
22988 * expr.h (set_user_assembler_libfunc): New prototype.
22989 * c-common.c: Include libfuncs.h.
22990 (set_builtin_user_assembler_name): Call set_user_assembler_libfunc
22991 for memcmp, memset, memcpy, memmove and abort.
22992 * Makefile.in (c-common.o): Depend on libfuncs.h.
22995 * dwarf2out.c (gen_inlined_enumeration_type_die,
22996 gen_inlined_structure_type_die, gen_inlined_union_type_die,
22997 gen_tagged_type_instantiation_die): Removed.
22998 (gen_decl_die): For TYPE_DECL_IS_STUB with non-NULL decl_origin
23001 2009-03-17 Janis Johnson <janis187@us.ibm.com>
23004 * Makefile.in (site.exp): Rename TEST_GCC_EXEC_PREFIX and comment
23006 (check-%): Don't set GCC_EXEC_PREFIX when invoking runtest.
23007 (check-parallel-%): Ditto.
23008 (check-consistency): Ditto.
23010 2009-03-17 Kai Tietz <kai.tietz@onevision.com>
23012 * ipa-struct-reorg.c (create_general_new_stmt): Initialize
23013 local variable rhs by NULL_TREE.
23015 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23018 * doc/extend.texi: Correct register behavior for regparm on Intel 386.
23020 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23023 * config/i386/i386.c (ix86_function_regparm): Rewrite for 64bit.
23025 2009-03-17 H.J. Lu <hongjiu.lu@intel.com>
23028 * config/i386/i386.c (ix86_expand_call): Check extra clobbers
23029 for ms->sysv ABI calls only in 64bit mode.
23031 * config/i386/i386.md (untyped_call): Support 32bit.
23033 2009-03-16 H.J. Lu <hongjiu.lu@intel.com>
23035 * doc/extend.texi: Replace x86_65 with x86_64.
23037 2009-03-16 Jakub Jelinek <jakub@redhat.com>
23039 PR tree-optimization/39455
23040 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Fix types
23041 mismatches for POINTER_TYPE_P (type).
23042 (number_of_iterations_le): Likewise.
23044 2009-03-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23046 * config/picochip/picochip.c: Removed profiling support.
23047 * config/picochip/picochip.md: Removed profiling instruction.
23048 * config/picochip/picochip.h: Removed profiling builtin.
23050 2009-03-16 Joseph Myers <joseph@codesourcery.com>
23052 * doc/install.texi (--with-host-libstdcxx): Document.
23054 2009-03-14 Anatoly Sokolov <aesok@post.ru>
23057 * config/avr/avr.c (avr_handle_fndecl_attribute): Move code for
23058 generate a warning if the function name does not begin with
23059 "__vector" and the function has either the 'signal' or 'interrupt'
23060 attribute, from here to ...
23061 (avr_declare_function_name): ...here. New function.
23062 * config/avr/avr.h (ASM_DECLARE_FUNCTION_NAME): Redefine.
23063 * config/avr/avr-protos.h (avr_declare_function_name): Declare.
23065 2009-03-14 Jakub Jelinek <jakub@redhat.com>
23068 * cse.c (fold_rtx): Don't modify original const_arg1 when
23069 canonicalizing SHIFT_COUNT_TRUNCATED shift count, do it on a
23070 separate variable instead.
23071 * rtlanal.c (nonzero_bits1) <case ASHIFTRT>: Don't assume anything
23072 from out of range shift counts.
23073 (num_sign_bit_copies1) <case ASHIFTRT, case ASHIFT>: Similarly.
23075 2009-03-13 Catherine Moore <clm@codesourcery.com>
23077 * config/i386/x-mingw32 (host-mingw32.o): Replace
23078 diagnostic.h with $(DIAGNOSTIC_H).
23080 2009-03-12 Jakub Jelinek <jakub@redhat.com>
23083 * config/i386/predicates.md (cmpxchg8b_pic_memory_operand): New
23085 * config/i386/sync.md (sync_compare_and_swap<mode>,
23086 sync_compare_and_swap_cc<mode>): For DImode with -m32 -fpic check
23087 if operands[1] is cmpxchg8b_pic_memory_operand, if not force address
23089 (sync_double_compare_and_swapdi_pic,
23090 sync_double_compare_and_swap_ccdi_pic): Require operand 1 to be
23091 cmpxchg8b_pic_memory_operand instead of just memory_operand.
23093 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23096 * config/i386/i386.c (ix86_expand_push): Don't set memory alignment.
23098 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23101 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23102 (avx_addsubv4df3): Likewise.
23103 (*avx_addsubv4sf3): Likewise.
23104 (sse3_addsubv4sf3): Likewise.
23106 2009-03-12 H.J. Lu <hongjiu.lu@intel.com>
23109 * config/i386/i386.md: Compare REGNO on the new peephole2 patterns.
23111 2009-03-12 Vladimir Makarov <vmakarov@redhat.com>
23114 * ira-int.h (struct allocno): Fix comment for calls_crossed_num.
23115 * ira-conflicts.c (ira_build_conflicts): Prohibit call used
23116 registers for allocnos created from user-defined variables.
23118 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23121 * config/spu/spu.c (spu_expand_mov): Handle invalid subregs
23122 of non-integer mode as well.
23124 2009-03-11 Adam Nemet <anemet@caviumnetworks.com>
23126 * gimplify.c (gimplify_call_expr): Don't set CALL_CANNOT_INLINE_P
23127 for functions for which the parameter types are unknown.
23129 2009-03-11 Jakub Jelinek <jakub@redhat.com>
23132 * cfgexpand.c (get_decl_align_unit): Use LOCAL_DECL_ALIGNMENT macro.
23133 * defaults.h (LOCAL_DECL_ALIGNMENT): Define if not yet defined.
23134 * config/i386/i386.h (LOCAL_DECL_ALIGNMENT): Define.
23135 * config/i386/i386.c (ix86_local_alignment): For
23136 -m32 -mpreferred-stack-boundary=2 use 32-bit alignment for
23137 long long variables on the stack to avoid dynamic realignment.
23138 Allow the first argument to be a decl rather than type.
23139 * doc/tm.texi (LOCAL_DECL_ALIGNMENT): Document.
23141 2009-03-11 Nick Clifton <nickc@redhat.com>
23144 * config/mcore/mcore.opt: Remove deprecated m4align and m8align
23146 Add description to mno-lsim option.
23147 * config/mcore/mcore.h: Remove comment about deprecated m4align
23149 (TARGET_DEFAULT): Remove deprecated MASK_M8ALIGN.
23150 * doc/invoke.texi: Add description of mno-lsim and
23151 mstack-increment options.
23153 * config/fr30/fr30.opt: Document the -mno-lsim option.
23154 * doc/invoke.texi: Add descriptions of the FR30's -msmall-model
23155 and -mno-lsim options.
23157 2009-03-11 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23159 * fold-const.c (fold_comparison): Only call fold_inf_compare
23160 if the mode supports infinities.
23162 2009-03-11 Jason Merrill <jason@redhat.com>
23165 * tree-nrv.c (tree_nrv): Don't do this optimization if the front
23166 end already did. Notice GIMPLE_CALL modifications of the result.
23167 Don't copy debug information from an ignored decl or a decl from
23170 2009-03-10 Richard Guenther <rguenther@suse.de>
23171 Nathan Froyd <froydnj@codesourcery.com>
23173 PR middle-end/37850
23174 * libgcc2.c (__mulMODE3): Use explicit assignments to form the result.
23175 (__divMODE3): Likewise.
23177 2009-03-09 Jakub Jelinek <jakub@redhat.com>
23179 PR tree-optimization/39394
23180 * gimplify.c (gimplify_type_sizes): Gimplify DECL_SIZE and
23181 DECL_SIZE_UNIT of variable length FIELD_DECLs.
23183 2009-03-09 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23185 * recog.c (verfiy_changes): Disallow renaming of hard regs in
23186 inline asms for register asm ("") declarations.
23188 2009-03-09 Eric Botcazou <ebotcazou@adacore.com>
23190 * fold-const.c (fold_unary): Fix comment.
23192 2009-03-07 Jan Hubicka <jh@suse.cz>
23195 * tree-inline.c (setup_one_parameter): Do replacement of const
23196 argument by constant in SSA form.
23198 2009-03-07 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23200 PR middle-end/38028
23201 * function.c (assign_parm_setup_stack): Use STACK_SLOT_ALIGNMENT to
23202 determine alignment passed to assign_stack_local.
23203 (assign_parms_unsplit_complex): Likewise.
23204 * except.c (sjlj_build_landing_pads): Likewise.
23206 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23208 PR middle-end/39360
23209 * tree-flow.h (add_referenced_var): Return bool instead of void.
23210 * tree-dfa.c (add_referenced_var): Return result of
23211 referenced_var_check_and_insert call.
23212 * tree-inline.c (expand_call_inline): Call add_referenced_var instead
23213 of referenced_var_check_and_insert.
23216 * dwarf2out.c (add_abstract_origin_attribute): Return origin_die.
23217 (gen_variable_die): Emit DW_AT_location on abstract static variable's
23218 DIE, don't emit it if abstract origin already has it.
23219 * tree-cfg.c (remove_useless_stmts_bind): GIMPLE_BINDs with any
23220 BLOCK_NONLOCALIZED_VARS in its gimple_bind_block aren't useless.
23222 2009-03-06 Jan-Benedict Glaw <jbglaw@lug-owl.de>
23224 * genpreds.c (needs_variable): Fix parentheses at variable name
23226 (write_tm_constrs_h): Indent generated code.
23228 2009-03-06 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23230 * doc/extend.texi (Function Attributes): Add documentation
23231 for isr attributes.
23233 2009-03-06 Jakub Jelinek <jakub@redhat.com>
23236 * dwarf2out.c (dwarf2out_imported_module_or_decl_1): For IMPORTED_DECL
23237 take locus from its DECL_SOURCE_LOCATION instead of input_location.
23239 2009-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
23241 * config/bfin/bfin.c (bfin_discover_loop): When retrying fails, mark
23244 2009-03-05 Jakub Jelinek <jakub@redhat.com>
23247 * tree-cfg.c (remove_useless_stmts_bind): Don't remove GIMPLE_BINDs
23248 with blocks containing IMPORTED_DECLs in BLOCK_VARS.
23250 2009-03-05 Uros Bizjak <ubizjak@gmail.com>
23252 * config/i386/i386.md (R8_REG, R9_REG): New constants.
23253 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Use named
23254 constants instead of magic numbers.
23255 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
23257 * config/i386/i386.c (x86_64_int_parameter_registers): Ditto.
23258 (x86_64_ms_abi_int_parameter_registers): Ditto.
23259 (x86_64_int_return_registers): Ditto.
23260 (ix86_maybe_switch_abi): Ditto.
23261 (ix86_expand_call): Ditto for clobbered_registers array.
23262 (ix86_hard_regno_mode_ok): Ditto.
23263 (x86_extended_QIreg_mentioned_p): Ditto.
23265 2009-03-05 J"orn Rennecke <joern.rennecke@arc.com>
23267 PR tree-optimization/39349
23268 * cse.c (cse_insn): Fix loop to stop at VOIDmode.
23270 * combine.c (gen_lowpart_for_combine): Use omode when generating
23273 2009-03-04 J"orn Rennecke <joern.rennecke@arc.com>
23275 PR rtl-optimization/39235
23276 * loop-iv.c (get_simple_loop_desc): Use XCNEW.
23278 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23280 * graphite.c (nb_reductions_in_loop): Update simple_iv arguments.
23282 2009-03-04 Richard Guenther <rguenther@suse.de>
23284 PR tree-optimization/39362
23285 * tree-ssa-sccvn.c (visit_use): Stores and copies from SSA_NAMEs
23286 that occur in abnormal PHIs should be varying.
23288 2009-03-04 Zdenek Dvorak <ook@ucw.cz>
23290 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop):
23292 (simple_iv): Take loop as an argument instead of statement.
23293 * tree-scalar-evolution.h (simple_iv): Declaration changed.
23294 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update calls
23296 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev):
23298 * tree-parloops.c (loop_parallel_p, canonicalize_loop_ivs): Ditto.
23299 * matrix-reorg.c (analyze_transpose): Ditto.
23300 * tree-data-ref.c (dr_analyze_innermost): Ditto.
23301 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
23302 * tree-predcom.c (ref_at_iteration): Ditto.
23303 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Ditto.
23305 2009-03-04 Richard Guenther <rguenther@suse.de>
23307 PR tree-optimization/39358
23308 * tree-ssa-structalias.c (do_sd_constraint): Fix check for
23309 escaped_id and callused_id.
23310 (solve_graph): Likewise.
23312 2009-03-04 Richard Guenther <rguenther@suse.de>
23314 PR tree-optimization/39339
23315 * tree-sra.c (try_instantiate_multiple_fields): Make it
23316 no longer ICE on the above.
23318 2009-03-03 Joseph Myers <joseph@codesourcery.com>
23320 * emit-rtl.c (adjust_address_1): Reduce offset to a signed value
23321 that fits within Pmode.
23323 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23325 PR middle-end/10109
23326 * tm.texi (LIBCALL_VALUE): Update description.
23328 2009-03-03 Steve Ellcey <sje@cup.hp.com>
23330 PR middle-end/34443
23331 * doc/extend.texi (section): Update description.
23333 2009-03-03 H.J. Lu <hongjiu.lu@intel.com>
23335 PR middle-end/39345
23336 * tree-inline.c (remapped_type): New.
23337 (can_be_nonlocal): Call remapped_type instead of remap_type.
23339 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23342 * gimplify.c (goa_stabilize_expr): Handle tcc_comparison,
23343 TRUTH_ANDIF_EXPR and TRUTH_ORIF_EXPR.
23345 2009-03-03 Richard Guenther <rguenther@suse.de>
23347 PR middle-end/39272
23348 * tree.c (tree_nonartificial_location): New function.
23349 * tree.h (tree_nonartificial_location): Declare.
23350 * builtins.c (expand_builtin_memory_chk): Provide location
23351 of the call location for artificial function pieces.
23352 (maybe_emit_chk_warning): Likewise.
23353 (maybe_emit_sprintf_chk_warning): Likewise.
23354 (maybe_emit_free_warning): Likewise.
23355 * expr.c (expand_expr_real_1): Likewise.
23357 2009-03-03 Jakub Jelinek <jakub@redhat.com>
23359 PR tree-optimization/39343
23360 * tree-ssa-ccp.c (maybe_fold_offset_to_address): Don't check if
23361 COMPONENT_REF t has ARRAY_TYPE.
23363 2009-03-02 Sebastian Pop <sebastian.pop@amd.com>
23365 PR middle-end/39335
23366 * tree-parloops.c (canonicalize_loop_ivs): Call fold_convert
23367 when the type precision of the induction variable should be
23368 larger than the type precision of nit.
23369 (gen_parallel_loop): Update use of canonicalize_loop_ivs.
23370 * graphite.c (graphite_loop_normal_form): Same.
23371 * tree-flow.h (canonicalize_loop_ivs): Update declaration.
23373 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23375 * config/i386/i386.md (ST?_REG, MM?_REG): New constants.
23376 (*call_1_rex64_ms_sysv): Use named constants instead of magic
23377 numbers to describe clobbered registers.
23378 (*call_value_0_rex64_ms_sysv): Ditto.
23379 * config/i386/mmx.md (mmx_emms): Ditto.
23380 (mmx_femms): Ditto.
23382 2009-03-02 Richard Sandiford <rdsandiford@googlemail.com>
23384 * config/mips/mips.c (mips_mdebug_abi_name): Fix the handling
23387 2009-03-02 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23389 * config/spu/spu.c (TARGET_SECTION_TYPE_FLAGS): Define.
23390 (spu_section_type_flags): New function.
23392 2009-03-02 Uros Bizjak <ubizjak@gmail.com>
23394 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not copy
23395 reg_class_contents of FLOAT_REGS into a temporary.
23397 2009-03-02 Richard Guenther <rguenther@suse.de>
23398 Ira Rosen <irar@il.ibm.com>
23400 PR tree-optimization/39318
23401 * tree-vect-transform.c (vectorizable_call): Transfer the EH region
23402 information to the vectorized statement.
23404 2009-03-01 Uros Bizjak <ubizjak@gmail.com>
23406 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Do not shadow "i"
23407 variable. Use defined names instead of magic constants for REX SSE
23410 2009-03-01 Richard Guenther <rguenther@suse.de>
23412 PR tree-optimization/39331
23413 * omp-low.c (lower_send_shared_vars): Do not receive new
23414 values for the reference of DECL_BY_REFERENCE parms or results.
23416 2009-03-01 Jan Hubicka <jh@suse.cz>
23419 * tree.h (BLOCK_NONLOCALIZED_VARS, BLOCK_NUM_NONLOCALIZED_VARS,
23420 BLOCK_NONLOCALIZED_VAR): New macros.
23421 (tree_block): Add nonlocalized_vars.
23422 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
23423 gen_decl_die): Add origin argument. Allow generation of die with
23424 origin at hand only.
23425 (gen_member_die, gen_type_die_with_usage, force_decl_die,
23426 declare_in_namespace, gen_namescpace_die, dwarf2out_decl): Update use
23428 (gen_block_die): Fix checking for unused blocks.
23429 (process_scope_var): Break out from .... ; work with origins only.
23430 (decls_for_scope) ... here; process nonlocalized list.
23431 (dwarf2out_ignore_block): Look for nonlocalized vars.
23432 * tree-ssa-live.c (remove_unused_scope_block_p): Look for nonlocalized
23434 (dump_scope_block): Dump them.
23435 * tree-inline.c (remap_decls): Handle nonlocalized vars.
23436 (remap_block): Likewise.
23437 (can_be_nonlocal): New predicate.
23438 (copy_bind_expr, copy_gimple_bind): Update use of remap_block.
23440 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23442 * configure: Regenerate.
23444 2009-03-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23446 * optc-gen.awk: No need to duplicate option flags twice.
23447 Reuse help texts for duplicate options which do not have any.
23449 * gcc.c (display_help): Document --version.
23451 * gcc.c (main): If print_help_list and verbose_flag, ensure
23452 driver output comes before subprocess output.
23454 * optc-gen.awk: Assign all remaining fields to help string,
23455 space-separated, for multi-line help in *.opt.
23457 * doc/invoke.texi (Warning Options): -Wsync-nand is C/C++ only.
23458 -Wno-pedantic-ms-format is for MinGW targets only.
23460 * doc/options.texi (Option file format): Fix bad indentation,
23461 restoring dropped sentence.
23463 2009-02-28 Jan Hubicka <jh@suse.cz>
23465 * tree-inline.c (tree_function_versioning): Output debug info.
23467 2009-02-28 Jan Hubicka <jh@suse.cz>
23470 * tree-inline.c (setup_one_parameter): Do not copy propagate
23471 arguments when not optimizing.
23473 2009-02-28 H.J. Lu <hongjiu.lu@intel.com>
23476 * config/i386/sse.md (avx_addsubv8sf3): Correct item bits.
23477 (avx_addsubv4df3): Likewise.
23478 (*avx_addsubv4sf3): Likewise.
23479 (sse3_addsubv4sf3): Likewise.
23480 (*avx_addsubv2df3): Likewise.
23481 (sse3_addsubv2df3): Likewise.
23482 (avx_unpckhps256): Correct item selectors.
23483 (avx_unpcklps256): Likewise.
23484 (avx_unpckhpd256): Likewise.
23485 (avx_unpcklpd256): Likewise.
23487 2009-02-28 Jan Hubicka <jh@suse.cz>
23489 * tree-inline.c (expand_call_inline): Avoid duplicate declarations of
23491 (copy_arguments_for_versioning): If var is declared don't declare it.
23492 (tree_function_versioning): First setup substitutions and then copy
23495 2009-02-27 Jan Hubicka <jh@suse.cz>
23498 * cgraph.h (varpool_output_debug_info): Remove.
23499 * cgraphunit.c (varpool_output_debug_info): Remove.
23500 * dwarf2out.c (deferred_locations_struct): New struct
23501 (deferred_locations): New type.
23502 (deferred_locations_list): New static var.
23503 (deffer_location): New function.
23504 (gen_variable_die): Use it.
23505 (decls_for_scope): Output info on local static vars.
23506 (dwarf2out_finish): Process deferred locations.
23507 * varpool.c (varpool_output_debug_info): Remove.
23509 2009-02-27 Jan Hubicka <jh@suse.cz>
23512 * tree.h (TREE_PROTECTED): Fix comment.
23513 (BLOCK_HANDLER_BLOCK): Remove.
23514 (struct tree_block): Remove handler_block add body_block.
23515 (inlined_function_outer_scope_p): New.
23516 (is_body_block): Remove.
23517 * dbxout.c (dbxout_block): Remove BLOCK_HANDLER_BLOCK.
23518 * dwarf2out.c (is_inlined_entry_point): Remove.
23519 (add_high_low_attributes): Use inlined_function_outer_scope_p.
23520 (gen_block_die): Use is_inlined_entry_point check. Remove body block
23522 * langhooks.h (struct lang_hooks): Remove no_bodu_blocks.
23523 * gimplify.c (gimplify_expr): Gimplify body blocks.
23524 * tree-ssa-live.c (remove_unused_scope_block_p): Allow removing wrapper
23525 block with multiple subblocks.
23526 (dump_scope_block): Prettier output; dump more flags and info.
23527 (dump_scope_blocks): New.
23528 (remove_unused_locals): Use dump_scope_blocks.
23529 * tree-flow.h (dump_scope_blocks): Declare.
23530 * tree-cfg.c (execute_build_cfg): Dump scope blocks.
23531 * stmt.c (is_body_block): Remove.
23532 * tree-inline.c (remap_block): Copy BODY_BLOCK info.
23533 * langhooks-def.h (LANG_HOOKS_NO_BODY_BLOCKS): Remove.
23535 2009-02-27 Sebastian Pop <sebastian.pop@amd.com>
23537 PR middle-end/39308
23538 * graphite.c (graphite_loop_normal_form): Do not call
23539 number_of_iterations_exit from a gcc_assert.
23541 2009-02-27 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
23543 * config/s390/s390.c (s390_swap_cmp): Look for conditional
23544 jumps if COND is NULL.
23545 (find_cond_jump): New function.
23546 (s390_z10_optimize_cmp): Handling for reg-reg compares added.
23547 * config/s390/s390.md: Remove z10_cobra attribute value.
23549 2009-02-26 Uros Bizjak <ubizjak@gmail.com>
23551 * config/alpha/alpha.h (alpha_expand_mov): Return false if
23552 force_const_mem returns NULL_RTX.
23554 2009-02-26 Jan Hubicka <jh@suse.cz>
23557 * cgraph.h (varpool_output_debug_info): Remove.
23558 * cgraphunit.c (varpool_output_debug_info): Remove.
23559 * dwarf2out.c (deferred_locations_struct): New struct
23560 (deferred_locations): New type.
23561 (deferred_locations_list): New static var.
23562 (deffer_location): New function.
23563 (gen_variable_die): Use it.
23564 (decls_for_scope): Output info on local static vars.
23565 (dwarf2out_finish): Process deferred locations.
23566 * varpool.c (varpool_output_debug_info): Remove.
23568 2009-02-25 H.J. Lu <hongjiu.lu@intel.com>
23570 PR rtl-optimization/39241
23571 * jump.c (rtx_renumbered_equal_p): Remove 2 superfluous calls
23572 to subreg_offset_representable_p.
23574 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23576 * regmove.c (regmove_optimize): Conform to struct rtl_opt_pass
23577 execute function prototype. Get f and nregs from max_reg_num
23578 and get_insns. Remove the first backward pass as it's dead,
23579 guard the forward pass by flag_expensive_optimizations.
23580 (rest_of_handle_regmove): Delete.
23581 (pass_regmove): Replace it with regmove_optimize.
23583 2009-02-25 Martin Jambor <mjambor@suse.cz>
23585 PR tree-optimization/39259
23586 * tree-inline.c (initialize_cfun): Remove asserts for calls_setjmp and
23587 calls_alloca function flags.
23588 (copy_bb): Set calls_setjmp and alls_alloca function flags if such
23589 calls are detected.
23591 2009-02-25 Paolo Bonzini <bonzini@gnu.org>
23593 * regmove.c (discover_flags_reg, flags_set_1, mark_flags_life_zones,
23594 flags_set_1_rtx, flags_set_1_set): Delete.
23595 (regmove_optimize): Do not call mark_flags_life_zones.
23597 2009-02-24 Julian Brown <julian@codesourcery.com>
23600 * config/arm/arm.c (require_pic_register): Only set
23601 cfun->machine->pic_reg once per function.
23603 2009-02-24 Sandra Loosemore <sandra@codesourcery.com>
23605 * doc/invoke.texi (Link Options): Document an easier way to pass
23606 options that take arguments to the GNU linker using -Xlinker and -Wl.
23608 2009-02-24 Steve Ellcey <sje@cup.hp.com>
23611 * doc/tm.texi (TARGET_C99_FUNCTIONS): Fix description.
23613 2009-02-24 Richard Guenther <rguenther@suse.de>
23616 * dwarf2out.c (gen_enumeration_type_die): Handle CONST_DECLs.
23618 2009-02-24 Richard Guenther <rguenther@suse.de>
23619 Zdenek Dvorak <ook@ucw.cz>
23621 PR tree-optimization/39233
23622 * tree-ssa-loop-ivopts.c (add_candidate_1): Do not except pointers
23623 from converting them to a generic type.
23625 2009-02-23 Sebastian Pop <sebastian.pop@amd.com>
23627 PR tree-optimization/39260
23628 * graphite.c (harmful_stmt_in_bb): Stop a SCoP when the basic block
23629 contains a condition with a real type.
23630 (build_scop_conditions_1): Conditions are always last_stmt of a bb.
23632 2009-02-23 Jason Merrill <jason@redhat.com>
23635 * varasm.c (initializer_constant_valid_p) [PLUS_EXPR]: Check
23636 narrowing_initializer_constant_valid_p.
23637 (narrowing_initializer_constant_valid_p): Don't return
23638 null_pointer_node for adding a pointer to itself.
23640 2009-02-23 Jan Hubicka <jh@suse.cz>
23643 * ggc.h (htab_create_ggc): Use ggc_free to free hashtable when
23646 2009-02-23 Jan Hubicka <jh@suse.cz>
23648 PR tree-optimization/37709
23649 * tree.c (block_ultimate_origin): Move here from dwarf2out.
23650 * tree.h (block_ultimate_origin): Declare.
23651 * dwarf2out.c (block_ultimate_origin): Move to tree.c
23652 * tree-ssa-live.c (remove_unused_scope_block_p):
23653 Eliminate blocks containig no instructions nor live variables nor
23655 (dump_scope_block): New function.
23656 (remove_unused_locals): Enable removal of dead blocks by default;
23657 enable dumping at TDF_DETAILS.
23659 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23661 * config/i386/i386.c (classify_argument): Don't allow COImode
23663 (function_arg_advance_32): Don't allow OImode.
23664 (function_arg_32): Likewise.
23665 (function_value_32): Likewise.
23666 (return_in_memory_32): Likewise.
23667 (function_arg_64): Remove OImode comment.
23669 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23672 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
23673 ix86_expand_vector_set for V4DImode in 64bit mode only.
23674 (ix86_expand_vector_init_one_var): Likewise.
23676 2009-02-21 Sebastian Pop <sebastian.pop@amd.com>
23678 * graphite.c (graphite_trans_loop_block): Adjust tile size to 51.
23680 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23683 * loop-iv.c: Revert last change.
23684 * emit-rtl.c: Likewise.
23686 2009-02-21 H.J. Lu <hongjiu.lu@intel.com>
23689 * config/i386/i386.c (type_natural_mode): Remove an extra
23690 space in the warning message.
23691 (function_value_32): Handle 32-byte vector modes.
23692 (return_in_memory_32): Likewise.
23694 2009-02-21 Richard Sandiford <rdsandiford@googlemail.com>
23696 * loop-iv.c (truncate_value): New function.
23697 (iv_subreg, get_iv_value, iv_number_of_iterations): Use it instead
23699 (lowpart_subreg): Move to...
23700 * emit-rtl.c: ...here.
23702 2009-02-21 Danny Smith <dannysmith@users.sourceforge.net>
23704 * config/i386/winnt.c (i386_pe_asm_output_aligned_decl_common): Revert
23705 accidental and undocumented change at revision 140860.
23707 2009-02-21 Joseph Myers <joseph@codesourcery.com>
23709 * config/arm/arm.c (arm_gimplify_va_arg_expr): Update prototype to
23710 take gimple_seq * arguments.
23711 (arm_mangle_type): Use CONST_CAST_TREE on type argument passed to
23712 types_compatible_p langhook.
23714 2009-02-20 Mark Mitchell <mark@codesourcery.com>
23715 Joseph Myers <joseph@codesourcery.com>
23717 * config/arm/arm.c (arm_builtin_va_list): New function.
23718 (arm_expand_builtin_va_start): Likewise.
23719 (arm_gimplify_va_arg_expr): Likewise.
23720 (TARGET_BUILD_BUILTIN_VA_LIST): Define.
23721 (TARGET_BUILD_BUILTIN_VA_START): Likewise.
23722 (TARGET_BUILD_BUILTIN_VA_ARG_EXPR): Likewise.
23723 (va_list_type): New variable.
23724 (arm_mangle_type): Mangle va_list_type appropriately.
23726 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23728 PR middle-end/39157
23729 * Makefile.in (loop-invariant.o): Depend on $(PARAMS_H).
23730 * params.h (LOOP_INVARIANT_MAX_BBS_IN_LOOP): Define.
23731 * params.def (loop-invariant-max-bbs-in-loop): New parameter.
23732 * opts.c (decode_options): Set loop-invariant-max-bbs-in-loop
23733 parameter to 1000 for -O1 by default.
23734 * doc/invoke.texi (loop-invariant-max-bbs-in-loop): Document new
23736 * loop-invariant.c: Include params.h.
23737 (move_loop_invariants): Don't call move_single_loop_invariants on
23740 2009-02-20 Jaka Mocnik <jaka@xlab.si>
23742 * calls.c (emit_library_call_value_1): Use slot_offset instead of
23743 offset when calculating bounds for indexing stack_usage_map. Fixes
23744 a buffer overflow with certain target setups.
23746 2009-02-20 Jakub Jelinek <jakub@redhat.com>
23749 * calls.c (expand_call): Clear try_tail_call if caller and callee
23750 disagree in promotion of function return value.
23752 2009-02-19 Jakub Jelinek <jakub@redhat.com>
23755 * c-common.c (c_determine_visibility): If visibility changed and
23756 DECL_RTL has been already set, call make_decl_rtl to update symbol
23759 2009-02-19 H.J. Lu <hongjiu.lu@intel.com>
23762 * varasm.c (assemble_variable): Don't check DECL_NAME when
23763 globalizing a variable.
23765 2009-02-19 Joseph Myers <joseph@codesourcery.com>
23768 * builtins.c (gimplify_va_arg_expr): Evaluate the va_list
23769 expression before any __builtin_trap call.
23770 * c-typeck.c (build_function_call): Convert and check function
23771 arguments before generating a call to a trap. Evaluate the
23772 function arguments before the trap.
23774 2009-02-19 Uros Bizjak <ubizjak@gmail.com>
23777 * config/i386/i386.md (isinfxf2): Split from isinf<mode>2.
23778 (UNSPEC_FXAM_MEM): New unspec.
23779 (fxam<mode>2_i387_with_temp): New insn and split pattern.
23780 (isinf<mode>2): Use MODEF mode iterator. Force operand[1] through
23781 memory using fxam<mode>2_i387_with_temp to remove excess precision.
23783 2009-02-19 Richard Guenther <rguenther@suse.de>
23785 PR tree-optimization/39207
23786 PR tree-optimization/39074
23787 * tree-ssa-structalias.c (storedanything_id, var_storedanything,
23788 storedanything_tree): New.
23789 (do_ds_constraint): Simplify ANYTHING shortcutting. Update
23790 the STOREDANYTHING solution if the lhs solution contains ANYTHING.
23791 (build_succ_graph): Add edges from STOREDANYTHING to all
23793 (init_base_vars): Initialize STOREDANYTHING.
23794 (compute_points_to_sets): Free substitution info after
23795 building the succ graph.
23796 (ipa_pta_execute): Likewise.
23798 * tree-ssa-structalias.c (struct variable_info): Add may_have_pointers
23800 (do_ds_constraint): Do not add to special var or non-pointer
23802 (type_could_have_pointers): Split out from ...
23803 (could_have_pointers): ... here. For arrays use the element type.
23804 (create_variable_info_for): Initialize may_have_pointers.
23805 (new_var_info): Likewise.
23806 (handle_lhs_call): Make the HEAP variable unknown-sized.
23807 (intra_create_variable_infos): Use a type with pointers for
23808 PARM_NOALIAS, make it unknown-sized.
23810 2009-02-18 H.J. Lu <hongjiu.lu@intel.com>
23813 * config/i386/i386.c (ix86_return_in_memory): Properly check ABI.
23815 2009-02-18 Jason Merrill <jason@redhat.com>
23818 * tree-ssa-ccp.c (get_symbol_constant_value): Don't assume zero
23819 value if DECL_EXTERNAL.
23820 * tree-sra.c (sra_walk_gimple_assign): Likewise.
23821 * target.h (gcc_target::binds_local_p): Clarify "module".
23822 * tree.h (TREE_PUBLIC): Clarify "module".
23824 2009-02-17 Xuepeng Guo <xuepeng.guo@intel.com>
23827 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Move the hunk of
23828 initialization for MS_ABI prior to the hunk of !TARGET_MMX.
23830 2009-02-17 H.J. Lu <hongjiu.lu@intel.com>
23833 * c.opt (Wabi): Support C and ObjC.
23836 * c-opts.c (c_common_handle_option): Handle OPT_Wabi.
23838 * config/i386/i386.c (classify_argument): Warn once about the ABI
23839 change when passing union with long double.
23841 * doc/invoke.texi: Update -Wabi for warning psABI changes.
23843 2009-02-18 Joseph Myers <joseph@codesourcery.com>
23846 * c-parser.c (c_parser_compound_statement): Always enter and leave
23849 2009-02-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23852 * config/darwin.h (SUPPORTS_INIT_PRIORITY): Define.
23854 2009-02-18 Jakub Jelinek <jakub@redhat.com>
23856 PR tree-optimization/36922
23857 * tree-data-ref.c (initialize_matrix_A): Handle BIT_NOT_EXPR.
23858 * tree-scalar-evolution.c (interpret_rhs_expr, instantiate_scev_1):
23861 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23863 * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
23866 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23868 * config/mips/mips.md (type): Reclassify lui_movf as "unknown".
23870 2009-02-17 Richard Sandiford <rdsandiford@googlemail.com>
23872 * config/mips/mips.c (mips_gimplify_va_arg_expr): Fix invalid
23875 2009-02-17 Ruan Beihong <ruanbeihong@gmail.com>
23876 Richard Sandiford <rdsandiford@googlemail.com>
23878 * config/mips/mips.c (CODE_FOR_loongson_biadd): Delete.
23879 * config/mips/loongson.md (reduc_uplus_<mode>): Rename to...
23880 (loongson_biadd): ...this.
23882 2009-02-17 Richard Guenther <rguenther@suse.de>
23884 PR tree-optimization/39202
23885 * tree-ssa-structalias.c (do_structure_copy): Before collapsing
23886 a var make sure to follow existing collapses.
23888 2009-02-17 Richard Guenther <rguenther@suse.de>
23890 PR middle-end/39214
23891 * langhooks.c (lhd_print_error_function): Check for NULL block.
23893 2009-02-17 Richard Guenther <rguenther@suse.de>
23895 PR tree-optimization/39204
23896 * tree-ssa-pre.c (phi_translate_1): Lookup the value-number
23899 2009-02-17 Uros Bizjak <ubizjak@gmail.com>
23901 * config/soft-fp/double.h: Update from glibc CVS.
23903 2009-02-17 Richard Guenther <rguenther@suse.de>
23905 PR tree-optimization/39207
23906 * tree-ssa-structalias.c (find_what_p_points_to): Do not emit
23907 strict-aliasing warnings for pointers pointing to NULL.
23909 2009-02-16 Joseph Myers <joseph@codesourcery.com>
23912 * c-parser.c (c_parser_braced_init): Call pop_init_level when
23913 skipping until next close brace.
23915 2009-02-16 H.J. Lu <hongjiu.lu@intel.com>
23918 * config/i386/i386.c (ix86_expand_push): Set memory alignment
23919 to function argument boundary.
23921 2009-02-16 Hariharan Sandanagobalane <hariharan@picochip.com>
23923 * config/picochip/picochip.md (lea_add): Allow any nonimmediate
23924 in the lea_add. Reload eventually constraints it properly.
23925 * config/picochip/constraints.md: Remove the target constraint
23926 "b", since it is not needed anymore.
23928 2009-02-16 Jakub Jelinek <jakub@redhat.com>
23930 * gthr-dce.h: Uglify function parameter and local variable names.
23931 * gthr-gnat.h: Likewise.
23932 * gthr-mipssde.h: Likewise.
23933 * gthr-nks.h: Likewise.
23934 * gthr-posix95.h: Likewise.
23935 * gthr-posix.h: Likewise.
23936 * gthr-rtems.h: Likewise.
23937 * gthr-single.h: Likewise.
23938 * gthr-solaris.h: Likewise.
23939 * gthr-tpf.h: Likewise.
23940 * gthr-vxworks.h: Likewise.
23941 * gthr-win32.h: Likewise.
23943 2009-02-15 H.J. Lu <hongjiu.lu@intel.com>
23946 * config/i386/i386.md: Restrict the new peephole2 to move
23947 between MMX/SSE registers.
23949 2009-02-15 Richard Guenther <rguenther@suse.de>
23952 2009-02-13 Richard Guenther <rguenther@suse.de>
23954 * configure.ac: Enable LFS.
23955 * configure: Re-generate.
23956 * config.in: Likewise.
23958 2009-02-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
23960 * config/spu/spu_internals.h (spu_sr, spu_sra, spu_srqw,
23961 spu_srqwbyte, spu_srqwbytebc): Define.
23962 * config/spu/spu-builtins.def (spu_sr, spu_sra, spu_srqw,
23963 spu_srqwbyte, spu_srqwbytebc): New overloaded builtins.
23964 * config/spu/spu.md ("shrqbybi_<mode>", "shrqbi_<mode>",
23965 "shrqby_<mode>"): New insn-and-split patterns.
23966 * config/spu/spu.c (expand_builtin_args): Determine and return
23967 number of operands using spu_builtin_description data.
23968 (spu_expand_builtin_1): Use it.
23970 2009-02-13 Steve Ellcey <sje@cup.hp.com>
23973 * config/ia64/ia64.c (ia64_function_ok_for_sibcall): Check
23976 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23979 * config/i386/i386.c (override_options): Correct warning
23980 messages for -malign-loops, -malign-jumps and -malign-functions.
23982 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23985 * config/i386/i386.md: Restrict the new peephole2 to move
23986 between the general purpose registers.
23988 2009-02-13 H.J. Lu <hongjiu.lu@intel.com>
23991 * config/i386/i386.c (type_natural_mode): Add a new argument.
23992 Return the original mode and warn ABI change if vector size is 32byte.
23993 (function_arg_advance): Updated.
23994 (function_arg): Likewise.
23995 (ix86_function_value): Likewise.
23996 (ix86_return_in_memory): Likewise.
23997 (ix86_sol10_return_in_memory): Likewise.
23998 (ix86_gimplify_va_arg): Likewise.
23999 (function_arg_32): Don't warn ABX ABI change here.
24000 (function_arg_64): Likewise.
24002 2009-02-13 Bernd Schmidt <bernd.schmidt@analog.com>
24004 * loop-iv.c (implies_p): In the final case, test that operands 0
24005 of the two comparisons match.
24007 * config/bfin/bfin.c (find_prev_insn_start): New function.
24008 (bfin_optimize_loop): Use it in some cases instead of PREV_INSN.
24009 (find_next_insn_start): Move.
24011 2009-02-13 Richard Guenther <rguenther@suse.de>
24013 * configure.ac: Enable LFS.
24014 * configure: Re-generate.
24015 * config.in: Likewise.
24017 2009-02-13 Joseph Myers <joseph@codesourcery.com>
24020 * c-parser.c (c_parser_parms_list_declarator): Discard pending
24021 sizes on syntax error after some arguments have been parsed.
24023 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24025 * doc/invoke.texi (-fira): Remove.
24027 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24029 * caller-save.c: Replace regclass.c with reginfo.c in comments.
24030 * recog.c: Likewise.
24033 2009-02-12 Uros Bizjak <ubizjak@gmail.com>
24035 * longlong.h (sub_ddmmss): New for ia64. Ported from GMP 4.2.
24036 (umul_ppmm): Likewise.
24037 (count_leading_zeros): Likewise.
24038 (count_trailing_zeros): Likewise.
24039 (UMUL_TIME): Likewise.
24041 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24043 * config.gcc (ia64*-*-linux*): Add ia64/t-fprules-softfp and
24044 soft-fp/t-softfp to tmake_file.
24046 * config/ia64/ia64.c (ia64_soft_fp_init_libfuncs): New.
24047 (ia64_expand_compare): Use HPUX library for TFmode only for HPUX.
24048 (ia64_builtins) [IA64_BUILTIN_COPYSIGNQ, IA64_BUILTIN_FABSQ,
24049 IA64_BUILTIN_INFQ]: New.
24050 (ia64_init_builtins): Initialize __builtin_infq,
24051 __builtin_fabsq and __builtin_copysignq if not HPUX.
24052 (ia64_expand_builtin): Handle IA64_BUILTIN_COPYSIGNQ,
24053 IA64_BUILTIN_FABSQ and IA64_BUILTIN_INFQ.
24055 * config/ia64/lib1funcs.asm (__divtf3): Define only if
24057 (__fixtfti): Likewise.
24058 (__fixunstfti): Likewise.
24059 (__floattitf): Likewise.
24061 * config/ia64/libgcc-glibc.ver: New.
24062 * config/ia64/t-fprules-softfp: Likewise.
24063 * config/ia64/sfp-machine.h: Likewise.
24065 * config/ia64/linux.h (LIBGCC2_HAS_TF_MODE): New.
24066 (LIBGCC2_TF_CEXT): Likewise.
24067 (TF_SIZE): Likewise.
24068 (TARGET_INIT_LIBFUNCS): Likewise.
24070 * config/ia64/t-glibc (SHLINB_MAPFILES):
24071 Add $(srcdir)/config/ia64/libgcc-glibc.ver.
24073 2009-02-12 H.J. Lu <hongjiu.lu@intel.com>
24075 * config/i386/i386.c (construct_container): Rewrite processing
24076 BLKmode with X86_64_SSE_CLASS.
24078 2009-02-12 Paolo Bonzini <bonzini@gnu.org>
24081 * config/i386/i386.md: Replace simplify_replace_rtx with
24082 replace_rtx in the new peephole2.
24084 2009-02-12 Nathan Sidwell <nathan@codesourcery.com>
24086 * doc/invoke.texi (Optimize Options): Stop claiming inlining and
24087 loop unrolling do not happen at -O2.
24089 2009-02-12 Michael Matz <matz@suse.de>
24091 * gcc.c (ASM_DEBUG_SPEC): Check for -g0.
24093 2009-02-12 Jakub Jelinek <jakub@redhat.com>
24095 * dwarf2out.c (dwarf2out_finish): Force output of comp_unit_die
24098 2009-02-12 Ben Elliston <bje@au.ibm.com>
24100 * config/rs6000/rs6000.md (allocate_stack): Use _stack form of
24101 patterns when updating the back chain. Missed in the 2009-02-10
24104 2009-02-11 Janis Johnson <janis187@us.ibm.com>
24106 * doc/extend.texi (Decimal Floating Types): Update identifier of
24107 draft TR and list of missing support.
24109 2009-02-11 Jakub Jelinek <jakub@redhat.com>
24111 PR middle-end/39154
24112 * gimplify.c (omp_notice_variable): If adding GOVD_SEEN
24113 bit to variable length decl's flags, add it also to its
24114 pointer replacement variable.
24116 2009-02-11 Uros Bizjak <ubizjak@gmail.com>
24117 Jakub Jelinek <jakub@redhat.com>
24120 * config/i386/i386.md (UNSPEC_MEMORY_BLOCKAGE): New constant.
24121 (memory_blockage): New expander.
24122 (*memory_blockage): New insn pattern.
24123 * config/i386/i386.c (ix86_expand_prologue): Use memory_blockage
24124 instead of general blockage at the end of function prologue when
24125 frame pointer is used to access red zone area. Do not emit blockage
24126 when profiling, it is emitted in generic code.
24127 (ix86_expand_epilogue): Emit memory_blockage at the beginning of
24128 function epilogue when frame pointer is used to access red zone area.
24130 2009-02-11 Paolo Bonzini <bonzini@gnu.org>
24133 * config/i386/i386.md: Add two new peephole2 to avoid mov followed
24134 by arithmetic with memory operands.
24135 * config/i386/predicates.md (commutative_operator): New.
24137 2009-02-10 Janis Johnson <janis187@us.ibm.com>
24139 * doc/extend.texi (Fixed-Point Types): Break long paragraphs into
24142 2009-02-10 Eric Botcazou <ebotcazou@adacore.com>
24144 * alias.h (record_alias_subset): Declare.
24145 * alias.c (record_alias_subset): Make global.
24147 2009-02-10 Nick Clifton <nickc@redhat.com>
24149 * tree-parloops.c: Change license to GPLv3.
24150 * ipa-struct-reorg.c: Change license to GPLv3.
24151 * ipa-struct-reorg.h: Change license to GPLv3.
24153 2009-02-10 Steve Ellcey <sje@cup.hp.com>
24156 * c-decl.c (start_struct): Return NULL on error.
24158 2009-02-10 Jakub Jelinek <jakub@redhat.com>
24160 PR middle-end/39124
24161 * cfgloopmanip.c (remove_path): Call remove_bbs after
24162 cancel_loop_tree, not before it.
24165 * function.h (struct function): Add has_local_explicit_reg_vars bit.
24166 * gimplify.c (gimplify_bind_expr): Set it if local DECL_HARD_REGISTER
24167 VAR_DECLs were seen.
24168 * tree-ssa-live.c (remove_unused_locals): Recompute
24169 cfun->has_local_explicit_reg_vars.
24170 * tree-ssa-sink.c (statement_sink_location): Don't sink BLKmode
24171 copies or clearings if cfun->has_local_explicit_reg_vars.
24173 2009-02-10 Uros Bizjak <ubizjak@gmail.com>
24176 * config/i386/i386.c (expand_prologue): Emit blockage at the end
24177 of function prologue when frame pointer is used to access
24180 2009-02-10 Richard Guenther <rguenther@suse.de>
24182 PR middle-end/39127
24183 * gimplify.c (gimple_regimplify_operands): Always look if
24184 we need to create a temporary.
24186 2009-02-10 Richard Guenther <rguenther@suse.de>
24188 PR tree-optimization/39132
24189 * tree-loop-distribution.c (todo): New global var.
24190 (generate_memset_zero): Trigger TODO_rebuild_alias.
24191 (tree_loop_distribution): Return todo.
24193 2009-02-10 H.J. Lu <hongjiu.lu@intel.com>
24196 * config/i386/i386.c (x86_64_reg_class): Remove X86_64_AVX_CLASS.
24197 (x86_64_reg_class_name): Removed.
24198 (classify_argument): Return 0 if bytes > 32. Return 0 if the
24199 first one isn't X86_64_SSE_CLASS or any other ones aren't
24200 X86_64_SSEUP_CLASS when size > 16bytes. Don't turn
24201 X86_64_SSEUP_CLASS into X86_64_SSE_CLASS if the preceded one
24202 is X86_64_SSEUP_CLASS. Set AVX modes to 1 X86_64_SSE_CLASS
24203 and 3 X86_64_SSEUP_CLASS.
24204 (construct_container): Remove X86_64_AVX_CLASS. Handle 4
24205 registers with 1 X86_64_SSE_CLASS and 3 X86_64_SSEUP_CLASS.
24207 2009-02-10 Ben Elliston <bje@au.ibm.com>
24209 * config/rs6000/rs6000.md (allocate_stack): Always use an update
24210 form instruction to update the stack back chain word, even if the
24211 user has disabled the generation of update instructions.
24212 (movdi_<mode>_update_stack): New.
24213 (movsi_update_stack): Likewise.
24214 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Likewise,
24215 always use an update form instruction to update the stack back
24218 2009-02-09 Sebastian Pop <sebastian.pop@amd.com>
24220 PR middle-end/38953
24221 * graphite.c (if_region_set_false_region): After moving a region in
24222 the false branch of a condition, remove the empty dummy basic block.
24223 (gloog): Remove wrong fix for PR38953.
24225 2009-02-09 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24227 * config/spu/spu.c (array_to_constant): Fix (latent) wrong-code
24228 generation due to implicit sign extension.
24230 2009-02-09 Eric Botcazou <ebotcazou@adacore.com>
24232 PR middle-end/38981
24233 * tree-ssa-coalesce.c (add_coalesce): Cap the costs of coalesce pairs
24234 at MUST_COALESCE_COST-1 instead of MUST_COALESCE_COST.
24236 2009-02-09 Richard Guenther <rguenther@suse.de>
24238 PR middle-end/35202
24239 * convert.c (convert_to_real): Disable (float)fn((double)x)
24240 to fnf(x) conversion if errno differences may occur and
24241 -fmath-errno is set.
24243 2009-02-07 Anatoly Sokolov <aesok@post.ru>
24245 * config/avr/avr.c (avr_mcu_t): Add ata6289 device.
24246 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24247 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24249 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24252 * c-common.c (handle_alias_attribute): Disallow attribute for
24253 anything not a FUNCTION_DECL or VAR_DECL.
24255 2009-02-06 Janis Johnson <janis187@us.ibm.com>
24258 * real.c (do_compare): Special-case compare of zero against
24259 decimal float value.
24261 2009-02-06 Joseph Myers <joseph@codesourcery.com>
24264 * c-decl.c (grokdeclarator): Don't treat [] declarators in fields
24265 as indicating flexible array members unless the field itself is
24266 being declarared as the incomplete array.
24268 2009-02-06 Jan Hubicka <jh@suse.cz>
24270 PR tree-optimization/38844
24271 * ipa-inline.c (try_inline): Stop inlining recursion when edge
24272 is already inlined.
24274 2009-02-06 Richard Guenther <rguenther@suse.de>
24276 PR middle-end/38977
24277 * tree-cfg.c (need_fake_edge_p): Force a fake edge for
24278 fork because we may expand it as __gcov_fork.
24280 2009-02-06 Nick Clifton <nickc@redhat.com>
24282 * config/m32c/m32c.h (PCC_BITFIELD_TYPE_MATTERS): Define to zero.
24284 2009-02-06 Paolo Bonzini <bonzini@gnu.org>
24286 PR tree-optimization/35659
24287 * tree-ssa-sccvn.c (vn_constant_eq, vn_reference_eq, vn_nary_op_eq
24288 vn_phi_eq): Shortcut if hashcode does not match.
24289 (vn_reference_op_compute_hash): Do not call iterative_hash_expr for
24291 * tree-ssa-pre.c (pre_expr_hash): Look at hashcode if available,
24292 and avoid iterative_hash_expr.
24293 (FOR_EACH_VALUE_ID_IN_SET): New.
24294 (value_id_compare): Remove.
24295 (sorted_array_from_bitmap_set): Use FOR_EACH_VALUE_ID_IN_SET to
24296 sort expressions by value id.
24298 2009-02-05 Kaz Kojima <kkojima@gcc.gnu.org>
24301 * config/sh/predicates.md (general_movsrc_operand): Don't check
24302 the subreg of system registers here.
24304 2009-02-05 Jakub Jelinek <jakub@redhat.com>
24307 * cgraphunit.c (cgraph_function_versioning): Clear also DECL_VIRTUAL_P
24308 on the copied decl.
24310 2009-02-05 Paolo Bonzini <bonzini@gnu.org>
24312 PR rtl-optimization/39110
24313 * rtlanal.c (rtx_addr_can_trap_p_1): Shortcut unaligned
24314 addresses, not aligned ones.
24316 2009-02-05 Daniel Berlin <dberlin@dberlin.org>
24317 Richard Guenther <rguenther@suse.de>
24319 PR tree-optimization/39100
24320 * tree-ssa-structalias.c (do_ds_constraint): Actually do what the
24321 comment says and add edges.
24323 2009-02-05 Joseph Myers <joseph@codesourcery.com>
24326 * c-common.c (handle_tls_model_attribute): Ignore attribute for
24327 non-VAR_DECLs without checking DECL_THREAD_LOCAL_P.
24329 2009-02-04 Tobias Grosser <grosser@fim.uni-passau.de>
24331 * graphite.c (bb_in_sese_p, sese_build_livein_liveouts_use,
24332 sese_build_livein_liveouts_bb, sese_build_livein_liveouts,
24333 register_bb_in_sese, new_sese, free_sese): Moved.
24334 (dot_scop_1, build_scop_loop_nests, build_loop_iteration_domains,
24335 outermost_loop_in_scop, build_scop_iteration_domain,
24336 expand_scalar_variables_ssa_name, get_vdef_before_scop,
24337 limit_scops): Use bb_in_sese_p instead of bb_in_scop_p.
24338 Use loop_in_sese_p instead of loop_in_scop_p.
24339 (new_graphite_bb, gloog): Do not initialize SCOP_BBS_B.
24340 (new_scop, free_scop): Remove SCOP_LOOP2CLOOG_LOOP and SCOP_BBS_B.
24341 (scopdet_basic_block_info): Fix bug in scop detection.
24342 (new_loop_to_cloog_loop_str, hash_loop_to_cloog_loop,
24343 eq_loop_to_cloog_loop): Remove.
24344 (nb_loops_around_loop_in_scop, nb_loop
24345 ref_nb_loops): Moved here...
24346 * graphite.h (ref_nb_loops): ... from here.
24347 (struct scop): Remove bbs_b bitmap and loop2cloog_loop.
24348 (loop_domain_dim, loop_iteration_vector_dim): Remove.
24349 (SCOP_BBS_B, bb_in_scop_p, loop_in_scop_p): Removed.
24350 * testsuite/gcc.dg/graphite/scop-19.c: New
24352 2009-02-04 Paolo Bonzini <bonzini@gnu.org>
24353 Hans-Peter Nilsson <hp@axis.com>
24355 PR rtl-optimization/37889
24356 * rtlanal.c (rtx_addr_can_trap_p_1): Add offset and size arguments.
24357 Move offset handling from PLUS to before the switch. Use new
24358 arguments when considering SYMBOL_REFs too.
24359 (rtx_addr_can_trap_p): Pass dummy offset and size.
24360 (enum may_trap_p_flags): Remove.
24361 (may_trap_p_1): Pass size from MEM_SIZE.
24363 PR rtl-optimization/38921
24364 * loop-invariant.c (find_invariant_insn): Use may_trap_or_fault_p.
24365 * rtl.h (may_trap_after_code_motion_p): Delete prototype.
24366 * rtlanal.c (may_trap_after_code_motion_p): Delete.
24367 (may_trap_p, may_trap_or_fault_p): Pass 0/1 as flags.
24369 2009-02-04 H.J. Lu <hongjiu.lu@intel.com>
24371 AVX Programming Reference (January, 2009)
24372 * config/i386/sse.md (*vpclmulqdq): New.
24374 2009-02-04 Jakub Jelinek <jakub@redhat.com>
24376 PR tree-optimization/38977
24377 PR gcov-profile/38292
24378 * calls.c (special_function_p): Disregard __builtin_ prefix.
24380 2009-02-04 Hariharan Sandanagobalane <hariharan@picochip.com>
24382 * config/picochip/picochip.c (GO_IF_LEGITIMATE_ADDRESS): Disallow
24383 non-indexable addresses even before reload.
24385 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24388 * c-decl.c (grokdeclarator): Mark [*] arrays in field declarators
24389 as having variable size. Do not give an error for unnamed
24390 parameters with [*] declarators. Give a warning for type names
24391 with [*] declarators and mark them as variable size.
24392 * c-parser.c (c_parser_sizeof_expression): Do not give an error
24393 for sizeof applied to [*] type names.
24395 2009-02-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24398 * convert.c (convert_to_integer): Treat OFFSET_TYPE like INTEGER_TYPE.
24400 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24402 * gcc.c (process_command): Update copyright notice dates.
24403 * gcov.c (print_version): Likewise.
24404 * gcov-dump.c (print_version): Likewise.
24405 * mips-tfile.c (main): Likewise.
24406 * mips-tdump.c (main): Likewise.
24408 2009-02-03 Joseph Myers <joseph@codesourcery.com>
24411 * c-typeck.c (composite_type): Set TYPE_SIZE and TYPE_SIZE_UNIT
24412 for composite type involving a zero-length array type.
24414 2009-02-03 Jakub Jelinek <jakub@redhat.com>
24417 * function.c (match_asm_constraints_1): Skip over
24418 initial optional % in the constraint.
24420 PR inline-asm/39059
24421 * c-parser.c (c_parser_postfix_expression): If fixed point is not
24422 supported, don't accept FIXED_CSTs.
24423 * c-decl.c (finish_declspecs): Error if fixed point is not supported
24424 and _Sat is used without _Fract/_Accum. Set specs->type to
24425 integer_type_node for cts_fract/cts_accum if fixed point is not
24428 2009-02-02 Catherine Moore <clm@codesourcery.com>
24430 * sde.h (SUBTARGET_ARM_SPEC): Don't assemble -fpic code as -mabicalls.
24432 2009-02-02 Richard Sandiford <rdsandiford@googlemail.com>
24434 * config/mips/mips.h (FILE_HAS_64BIT_SYMBOLS): New macro.
24435 (ABI_HAS_64BIT_SYMBOLS): Use it.
24436 (DWARF2_ADDR_SIZE): Use it instead of ABI_HAS_64BIT_SYMBOLS.
24438 2009-02-02 Paul Brook <paul@codesourcery.com>
24440 * config/arm/arm.md (arm_addsi3): Add r/r/k alternative.
24442 2009-02-02 Jakub Jelinek <jakub@redhat.com>
24444 PR inline-asm/39058
24445 * recog.h (asm_operand_ok): Add constraints argument.
24446 * recog.c (asm_operand_ok): Likewise. If it is set, for digits
24447 recurse on matching constraint.
24448 (check_asm_operands): Pass constraints as 3rd argument to
24449 asm_operand_ok. Don't look up matching constraint here.
24450 * stmt.c (expand_asm_operands): Pass NULL as 3rd argument
24453 2009-02-02 Ben Elliston <bje@au.ibm.com>
24455 * doc/tm.texi (Storage Layout): Fix TARGET_ALIGN_ANON_BITFIELD and
24456 TARGET_NARROW_VOLATILE_BITFIELD macro names.
24458 2009-01-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24460 * doc/install.texi (hppa*-hp-hpux*): Update binutils and linker
24461 information. Remove some obsolete information. Reorganize.
24463 * config/pa/fptr.c: Revert license to GPL 2.
24464 * config/pa/milli64.S: Likewise.
24466 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24469 * mkmap-flat.awk (END): Use pe_dll command-line arg to pass
24470 LIBRARY name in, instead of hard-coding it.
24471 * config.gcc (i[34567]86-*-pe | i[34567]86-*-cygwin*): Add an
24472 extra target make frag to tmake_files according to EH model.
24473 (i[34567]86-*-mingw* | x86_64-*-mingw*): Likewise.
24474 * config/i386/t-dw2-eh, config/i386/t-sjlj-eh: Add new target
24475 frags that define makefile variable EH_MODEL appropriately.
24476 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Add comment.
24477 * config/i386/cygwin.h (LIBGCC_EH_EXTN): Define to nothing or
24478 to "-sjlj" according to type of EH configured.
24479 (LIBGCC_SONAME): Concatenate it to shared library base name.
24480 * config/i386/mingw32.h (LIBGCC_EH_EXTN): Define to "_dw2" or
24481 to "_sjlj" according to type of EH configured.
24482 (LIBGCC_SONAME): Concatenate it to shared library base name.
24483 * config/i386/t-cygming (SHLIB_SONAME): Use EH_MODEL.
24484 (SHLIB_LINK): Add missing semicolon to if-else construct.
24485 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24486 string value of "pe_dll" command-line option.
24487 * config/i386/t-cygwin (SHLIB_EH_EXTENSION): New helper.
24488 (SHLIB_SONAME): Use it when overriding t-cygming default.
24489 (SHLIB_IMPLIB): Override t-cygming default.
24490 (SHLIB_MKMAP_OPTS): Pass library name to mkmap-flat.awk as
24491 string value of "pe_dll" command-line option.
24493 2009-01-31 Dave Korn <dave.korn.cygwin@gmail.com>
24496 * config/i386/i386.c (ix86_builtin_setjmp_frame_value): New.
24497 (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Override default to point at it.
24499 2009-01-31 Richard Guenther <rguenther@suse.de>
24501 PR tree-optimization/38937
24502 * tree-ssa-structalias.c (do_sd_constraint): Do not shortcut
24503 computing the transitive closure.
24505 2009-01-30 Richard Guenther <rguenther@suse.de>
24507 PR tree-optimization/39041
24508 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
24509 Propagate variable indices only if the types match for this stmt.
24511 2009-01-30 Jakub Jelinek <jakub@redhat.com>
24514 * c-decl.c (pop_scope): Set DECL_EXTERNAL for functions declared
24515 inline but never defined.
24517 2009-01-30 Wolfgang Gellerich <gellerich@de.ibm.com>
24519 * config/s390/s390.md (*insv<mode>_reg_extimm): Removed.
24520 (*insv_h_di_reg_extimm): New insn.
24521 (*insv_l<mode>_reg_extimm): New insn.
24523 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24525 * config/picochip/picochip.c (flag_conserve_stack): set
24526 PARAM_LARGE_STACK_FRAME and PARAM_STACK_FRAME_GROWTH to zero under
24527 fconserve-stack. Reduce call-overhead used by inliner.
24529 2009-01-30 Hariharan Sandanagobalane <hariharan@picochip.com>
24532 * common.opt (flag_conserve_stack): Initialised to zero.
24534 2009-01-30 Kai Tietz <kai.tietz@onevision.com>
24537 * config/i386/i386.c (ix86_can_use_return_insn_p): Check for nsseregs.
24538 (ix86_expand_epilogue): Take nsseregs in account to use proper restore
24541 2009-01-29 H.J. Lu <hongjiu.lu@intel.com>
24543 * ira-color.c (allocno_reload_assign): Update comments.
24544 * regmove.c (regmove_optimize): Likewise.
24548 2009-01-29 Robert Millan <rmh@aybabtu.com>
24550 * config.gcc: Recognize GNU/kOpenSolaris (*-*-kopensolaris*-gnu).
24551 * config/i386/kopensolaris-gnu.h: New file. Undefine
24552 `MD_UNWIND_SUPPORT'.
24553 * config/kopensolaris-gnu.h: New file (based on kfreebsd-gnu.h).
24555 2009-01-29 Kazu Hirata <kazu@codesourcery.com>
24557 PR tree-optimization/39007
24558 * tree-loop-distribution.c (generate_builtin): Use
24559 recompute_dominator to compute the immediate dominator of the
24560 basic block just after the loop.
24562 2009-01-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
24564 * config/i386/sol2-10.h [!HAVE_AS_IX86_DIFF_SECT_DELTA]
24565 (ASM_OUTPUT_DWARF_PCREL): Define.
24567 2009-01-29 Vladimir Makarov <vmakarov@redhat.com>
24569 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Modify description.
24570 * doc/passes.texi: Remove entries about regclass, local-alloc, and
24571 global. Modify entries about regmove and IRA.
24573 * ra-conflict.c: Remove the file.
24575 * reload.c (push_reload, find_dummy_reload): Remove flag_ira.
24577 * tree-pass.h (pass_local_alloc, pass_global_alloc): Remove.
24578 (pass_regclass_init): Rename to pass_reginfo_init.
24580 * cfgloopanal.c (estimate_reg_pressure_cost): Remove flag_ira.
24582 * toplev.h (flag_ira): Remove.
24584 * caller-save.c (setup_save_areas): Remove flag_ira.
24586 * ira-color.c (ira_reuse_stack_slot, ira_mark_new_stack_slot): Ditto.
24588 * global.c: Remove the file.
24590 * opts.c (decode_options): Remove flag_ira.
24592 * hard-reg-set.h (losing_caller_save_reg_set): Remove.
24594 * regmove.c: Modify file description.
24595 (find_use_as_address, try_auto_increment): Define them only if
24596 AUTO_INC_DEC is defined.
24597 (replacement_quality, replace_in_call_usage, fixup_match_1,
24598 stable_and_no_regs_but_for_p): Remove.
24599 (reg_set_in_bb): Make it static.
24600 (regmove_optimize): Remove flag_ira and code which worked for
24603 * local-alloc.c: Remove the file.
24605 * common.opt (fira): Remove.
24607 * ira.c: Include except.h.
24608 (eliminable_regset): Move from global.c.
24609 (mark_elimination): Ditto. Remove flag_ira.
24610 (reg_renumber, struct equivalence, reg_equiv, equiv_mem,
24611 equiv_mem_modified, validate_equiv_mem_from_store,
24612 validate_equiv_mem, equiv_init_varies_p, equiv_init_movable_p,
24613 contains_replace_regs, memref_referenced_p, memref_used_between_p,
24614 no_equiv, recorded_label_ref): Move from local-alloc.c.
24615 (update_equiv_regs): Ditto. Make it static.
24616 (print_insn_chain, print_insn_chains): Move it from global.c.
24617 (pseudo_for_reload_consideration_p): Ditto. Remove flag_ira.
24618 (build_insn_chain): Ditto. Make it static.
24619 (ra_init_live_subregs): Move from ra-conflict.c. Make it static.
24620 Rename to init_live_subregs.
24621 (gate_ira): Remove flag_ira.
24623 * regclass.c: Rename reginfo.c. Change file description.
24624 (FORBIDDEN_INC_DEC_CLASSES): Remove.
24625 (reg_class_superclasses, forbidden_inc_dec_class, in_inc_dec): Remove.
24626 (init_reg_sets_1): Remove code for evaluation of
24627 reg_class_superclasses and losing_caller_save_reg_set.
24628 (init_regs): Remove init_reg_autoinc.
24629 (struct costs, costs, init_cost, ok_for_index_p_nonstrict,
24630 ok_for_base_p_nonstrict): Remove.
24631 (regclass_init): Rename to reginfo_init. Don't initialize init_cost.
24632 (pass_regclass_init): Rename to pass_reginfo_init. Modify
24633 corresponding entries.
24634 (dump_regclass, record_operand_costs, scan_one_insn,
24635 init_reg_autoinc, regclass, record_reg_classes, copy_cost,
24636 record_address_regs, auto_inc_dec_reg_p): Remove.
24637 (gt-regclass.h): Rename to gt-reginfo.h.
24639 * rtl.h (dump_global_regs, retry_global_alloc,
24640 build_insn_chain, dump_local_alloc, update_equiv_regs): Remove.
24642 * Makefile.in (RA_H): Remove.
24643 (OBJS-common): Remove global.o, local-alloc.o, and ra-conflict.o.
24644 Rename regclass.o to reginfo.o.
24645 (regclass.o): Rename to reginfo.o. Rename gt-regclass.h to
24647 (global.o, local-alloc.o, ra-conflict.o): Remove entries.
24648 (GTFILES): Rename regclass.c to reginfo.c.
24650 * passes.c (init_optimization_passes): Remove pass_local_alloc and
24651 pass_global_alloc. Rename pass_regclass_init to pass_reginfo_init.
24653 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
24654 count_spilled_pseudo, find_reg, alter_reg, delete_output_reload):
24656 (finish_spills): Ditto. Remove code for !flag_ira.
24658 2009-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
24660 PR middle-end/35854
24661 * doc/invoke.texi (rtl debug options): Complete rewrite.
24662 * auto-inc-dec.c (pass_inc_dec): Rename pass from "auto-inc-dec"
24664 * mode-switching.c (pass_mode_switching): Rename pass from
24665 "mode-sw" to "mode_sw".
24666 * except.c (pass_convert_to_eh_ranges): Rename pass from
24667 "eh-ranges" to "eh_ranges".
24668 * lower-subreg.c (pass_lower_subreg): Renamed pass from "subreg"
24672 2009-01-29 Andrey Belevantsev <abel@ispras.ru>
24673 Alexander Monakov <amonakov@ispras.ru>
24675 PR middle-end/38857
24676 * sel-sched.c (count_occurrences_1): Check that *cur_rtx is a hard
24678 (move_exprs_to_boundary): Change return type and pass through
24679 should_move from move_op. Relax assert. Update usage ...
24680 (schedule_expr_on_boundary): ... here. Use should_move instead of
24682 (move_op_orig_expr_found): Indicate that insn was disconnected from
24684 (code_motion_process_successors): Do not call after_merge_succs
24685 callback if original expression was not found when traversing any of
24687 (code_motion_path_driver): Change return type. Update prototype.
24688 (move_op): Update comment. Add a new parameter (should_move). Update
24689 prototype. Set *should_move based on indication provided by
24690 move_op_orig_expr_found.
24692 2009-01-28 Pat Haugen <pthaugen@us.ibm.com>
24694 * doc/invoke.texi (avoid-indexed-addresses): Document new option.
24695 * config/rs6000/rs6000-protos.h (avoiding_indexed_address_p): Declare.
24696 * config/rs6000/rs6000.opt (avoid-indexed-addresses): New option.
24697 * config/rs6000/rs6000.c (rs6000_override_options): Default
24698 avoid-indexed-addresses on for Power6, off for everything else.
24699 (avoiding_indexed_address_p): New function.
24700 (rs6000_legitimize_address): Use it.
24701 (rs6000_legitimate_address): Likewise.
24702 * config/rs6000/rs6000.md (movXX_updateX): Likewise
24704 2009-01-28 Kazu Hirata <kazu@codesourcery.com>
24706 PR tree-optimization/38997
24707 * tree-loop-distribution.c (generate_memset_zero): Use
24708 POINTER_PLUS_EXPR for a pointer addition.
24710 2009-01-28 Andreas Krebbel <krebbel1@de.ibm.com>
24712 * config/s390/s390.md (bswap<mode>2): New pattern added.
24714 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24716 * config/s390/s390.md (*tls_load_31): Added type attribute.
24718 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24720 * config/s390/s390.md: Fix a few comments.
24722 2009-01-28 Wolfgang Gellerich <gellerich@de.ibm.com>
24724 * config/s390/s390.md (*tmsi_reg): Fixed z10prop attribute.
24725 (*tm<mode>_full): Fixed z10prop attribute.
24726 (*tst<mode>_extimm): Fixed z10prop attribute.
24727 (*tst<mode>_cconly_extimm): Fixed z10prop attribute.
24728 (*tstqiCCT_cconly): Fixed z10prop attribute.
24729 (*cmpsi_ccu_zerohi_rlsi): Fixed z10prop attribute.
24730 (*movsi_larl): Fixed z10prop attribute.
24731 (*movsi_zarch): Fixed z10prop attribute.
24732 (*movsi_eas): Fixed z10prop attribute.
24733 (*movhi): Fixed z10prop attribute.
24734 (*movqi): Fixed z10prop attribute.
24735 (*movstrictqi): Fixed z10prop attribute.
24736 (*mov<mode>): Fixed z10prop attribute.
24737 (*movcc): Fixed z10prop attribute.
24738 (*sethighpartdi_64): Fixed z10prop attribute.
24739 (*zero_extendhi<mode>2_z10): Fixed z10prop attribute.
24740 (*negdi2_sign_cc): Fixed z10prop attribute.
24741 (*negdi2_sign): Fixed z10prop attribute.
24742 (*absdi2_sign_cc): Fixed z10prop attribute.
24743 (*absdi2_sign): Fixed z10prop attribute.
24744 (*negabsdi2_sign_cc): Fixed z10prop attribute.
24745 (*negabsdi2_sign): Fixed z10prop attribute.
24746 (*cmp_and_trap_signed_int<mode>): Fixed z10prop attribute.
24747 (*cmp_and_trap_unsigned_int<mode>): Fixed z10prop attribute.
24748 (doloop_si64): Fixed z10prop attribute.
24749 (doloop_si31): Fixed z10prop attribute.
24750 (doloop_long): Fixed z10prop attribute.
24751 (indirect_jump): Fixed z10prop attribute.
24752 (nop): Fixed z10prop attribute.
24753 (main_base_64): Fixed z10prop attribute.
24754 (reload_base_64): Fixed z10prop attribute.
24756 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24758 PR rtl-optimization/38740
24759 * reorg.c (gate_handle_delay_slots): Avoid dbr scheduling
24761 * config/mips/mips.c (mips_reorg): Likewise.
24763 2009-01-28 Richard Guenther <rguenther@suse.de>
24765 PR tree-optimization/38926
24766 * tree-ssa-pre.c (add_to_value): Assert we add only expressions
24767 with the correct value id to a value.
24768 (do_regular_insertion): Use the value number of edoubleprime
24769 for the value number of the expr.
24772 2008-08-21 Richard Guenther <rguenther@suse.de>
24774 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
24775 a PHI ask VN if it is already available.
24776 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
24777 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
24779 2009-01-28 Jakub Jelinek <jakub@redhat.com>
24781 PR middle-end/38934
24782 * tree-vrp.c (extract_range_from_assert): For LE_EXPR and LT_EXPR
24783 set to varying whenever max has TREE_OVERFLOW set, similarly
24784 for GE_EXPR and GT_EXPR and TREE_OVERFLOW min.
24786 2009-01-28 Richard Guenther <rguenther@suse.de>
24788 PR middle-end/38908
24789 * tree-ssa.c (warn_uninitialized_var): Do not warn for seemingly
24790 uninitialized aggregate uses in call arguments.
24792 2009-01-28 Paolo Bonzini <bonzini@gnu.org>
24794 PR tree-optimization/38984
24795 * tree-ssa-structalias.c (get_constraints_for_1): Do not use
24796 the nothing_id variable if -fno-delete-null-pointer-checks.
24798 2009-01-28 Uros Bizjak <ubizjak@gmail.com>
24801 * config/i386/i386.md (set_rip_rex64): Wrap operand 1 in label_ref.
24802 (set_got_offset_rex64): Ditto.
24804 2009-01-27 H.J. Lu <hongjiu.lu@intel.com>
24807 * doc/extend.texi: Improve local variable with asm reg.
24809 2009-01-27 Adam Nemet <anemet@caviumnetworks.com>
24811 * c.opt (Wpacked-bitfield-compat): Change init value to -1.
24812 * c-opts.c (c_common_post_options): If -W*packed-bitfield-compat
24813 was not supplied then set warn_packed_bitfield_compat to the
24814 default value of 1.
24815 * stor-layout.c (place_field): Check warn_packed_bitfield_compat
24818 2009-01-27 Richard Guenther <rguenther@suse.de>
24820 PR tree-optimization/38503
24821 * cfgexpand.c (expand_gimple_basic_block): Ignore
24822 GIMPLE_CHANGE_DYNAMIC_TYPE during expansion.
24823 * tree-ssa-structalias.c (set_uids_in_ptset): Do not prune
24824 variables that cannot have TBAA applied.
24825 (compute_points_to_sets): Do not remove GIMPLE_CHANGE_DYNAMIC_TYPE
24828 2009-01-27 Uros Bizjak <ubizjak@gmail.com>
24830 PR middle-end/38969
24831 * calls.c (initialize_argument_information): Do not wrap complex
24832 arguments in SAVE_EXPR.
24834 2009-01-26 Andreas Tobler <a.tobler@schweiz.org>
24836 * config/t-vxworks (LIBGCC2_INCLUDES): Fix typo.
24837 (INSTALL_LIBGCC): Revert typo commit.
24839 2009-01-26 Richard Guenther <rguenther@suse.de>
24841 PR tree-optimization/38745
24842 * tree-ssa-alias.c (update_alias_info_1): Exclude RESULT_DECL
24843 from special handling.
24845 2009-01-26 Richard Guenther <rguenther@suse.de>
24847 PR tree-optimization/38745
24848 * tree-ssa.c (execute_update_addresses_taken): Do not include
24849 variables that cannot possibly be a register in not_reg_needs.
24850 Do not clear TREE_ADDRESSABLE on vars that may not become
24852 * tree-ssa.c (update_alias_info_1): Include those in the set
24853 of addressable vars.
24855 2009-01-26 Richard Guenther <rguenther@suse.de>
24857 PR middle-end/38851
24858 * Makefile.in (tree-ssa-dse.o): Add langhooks.h.
24859 * tree-ssa-dse.c: Include langhooks.h
24860 (execute_simple_dse): Remove stores with zero size.
24862 2009-01-24 Jakub Jelinek <jakub@redhat.com>
24865 * c-typeck.c (c_finish_return): Handle POINTER_PLUS_EXPR the same way
24868 2009-01-24 Julian Brown <julian@codesourcery.com>
24870 * config/arm/t-linux-eabi (LIB2FUNCS_STATIC_EXTRA): Add
24871 config/arm/linux-atomic.c.
24872 * config/arm/linux-atomic.c: New.
24874 2009-01-24 Eric Botcazou <ebotcazou@adacore.com>
24876 * config/sparc/linux.h (DBX_REGISTER_NUMBER): Delete.
24877 * config/sparc/linux64.h (DBX_REGISTER_NUMBER): Likewise.
24878 * config/sparc/sysv4.h (DBX_REGISTER_NUMBER): Likewise.
24880 2009-01-24 H.J. Lu <hongjiu.lu@intel.com>
24883 * c-opts.c (c_common_handle_option): Update warn_pointer_sign
24886 2009-01-24 Sebastian Pop <sebastian.pop@amd.com>
24888 PR tree-optimization/38953
24889 * graphite.c (graphite_verify): Add a call to verify_loop_closed_ssa.
24890 (scop_adjust_phis_for_liveouts): Initialize false_i to zero.
24891 (gloog): Split the exit of the scop when the scop exit is a loop exit.
24892 (graphite_transform_loops): Only call cleanup_tree_cfg if gloog
24895 2009-01-24 Paul Brook <paul@codesourcery.com>
24897 * config/arm/neon.md (neon_type): Move to arm.md.
24898 (neon_mov<VSTRUCT>): Add neon_type attribute.
24899 * config/arm/arm.md (neon_type): Move to here.
24900 (conds): Add "unconditioal" and use as default for NEON insns.
24902 2009-01-24 Ben Elliston <bje@au.ibm.com>
24904 * bitmap.h (BITMAP_FREE): Eliminate `implicit conversion from
24905 void *' warning from -Wc++-compat.
24906 * Makefile.in (dominance.o-warn): Remove.
24908 2009-01-23 Paolo Bonzini <bonzini@gnu.org>
24910 PR tree-optimization/38932
24911 * fold-const.c (fold_unary_ignore_overflow): New.
24912 * tree.h (fold_unary_ignore_overflow): Declare.
24913 * tree-ssa-ccp.c (ccp_fold): Use fold_unary_ignore_overflow.
24914 * tree-ssa-sccvn.c (visit_reference_op_load,
24915 simplify_unary_expression): Likewise.
24917 2009-01-22 Adam Nemet <anemet@caviumnetworks.com>
24919 * c-decl.c (finish_struct): Move code to set DECL_PACKED after
24920 DECL_BIT_FIELD is alreay known. Also inherit packed for bitfields
24921 regardless of their type.
24922 * c-common.c (handle_packed_attribute): Don't ignore packed on
24924 * c.opt (Wpacked-bitfield-compat): New warning option.
24925 * stor-layout.c (place_field): Warn if offset of a field changed.
24926 * doc/extend.texi (packed): Mention the ABI change.
24927 * doc/invoke.texi (-Wpacked-bitfield-compat): Document.
24928 (Warning Options): Add it to the list.
24930 2009-01-22 H.J. Lu <hongjiu.lu@intel.com>
24932 * c-opts.c (c_common_post_options): Fix a typo in comments.
24934 2009-01-22 Steve Ellcey <sje@cup.hp.com>
24936 PR middle-end/38615
24937 * gimplify.c (gimplify_init_constructor): Fix promotion of const
24938 variables to static.
24939 * doc/invoke.texi (-fmerge-all-constants): Update description.
24941 2009-01-22 Uros Bizjak <ubizjak@gmail.com>
24944 * config/i386/i386.md (*movsi_1): Use type "mmx" for alternative 2.
24945 (*movdi_1_rex64): Use type "mmx" for alternative 5.
24947 2009-01-22 Richard Earnshaw <rearnsha@arm.com>
24949 * arm.h (DATA_ALIGNMENT): Align structures, unions and arrays to
24951 (LOCAL_ALIGNMENT): Similarly.
24953 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24954 Joseph Myers <joseph@codesourcery.com>
24956 * config/arm/arm.c (all_architectures): Add iWMMXt2 entry.
24957 * config/arm/arm-cores.def: New ARM_CORE entry for iWMMXt2.
24958 * config/arm/arm-tune.md: Regenerate.
24959 * doc/invoke.texi (ARM Options): Document -mcpu=iwmmxt2 and
24962 2009-01-22 Mark Shinwell <shinwell@codesourcery.com>
24964 * config/arm/bpabi.h (SUBTARGET_EXTRA_ASM_SPEC): Bump EABI
24965 version number to five.
24967 2009-01-22 Dodji Seketeli <dodji@redhat.com>
24970 * c-decl.c (clone_underlying_type): Revert PR c++/26693 changes.
24971 * c-common.c (set_underlying_type): Likewise.
24972 (is_typedef_decl ): Likewise
24974 (set_underlying_type): Likewise.
24975 (is_typedef_type): Likewise.
24977 2009-01-21 Vladimir Makarov <vmakarov@redhat.com>
24979 PR middle-end/38587
24980 * ira-color.c (coalesce_spill_slots): Don't coalesce allocnos
24983 2009-01-21 Dave Korn <dave.korn.cygwin@gmail.com>
24986 * config/i386/cygwin.h (SHARED_LIBGCC_SPEC): New helper macro.
24987 (LIBGCC_SPEC): Don't define.
24988 (REAL_LIBGCC_SPEC): Define instead, using SHARED_LIBGCC_SPEC.
24990 2009-01-21 Uros Bizjak <ubizjak@gmail.com>
24992 PR rtl-optimization/38879
24993 * alias.c (base_alias_check): Unaligned access via AND address can
24994 alias all surrounding object types except those with sizes equal
24995 or wider than the size of unaligned access.
24997 2009-01-21 Dodji Seketeli <dodji@redhat.com>
25000 * c-decl.c (clone_underlying_type): Move this ...
25001 * c-common.c (set_underlying_type): ... here.
25002 Also, make sure the function properly sets TYPE_STUB_DECL() on
25003 the newly created typedef variant type.
25004 (is_typedef_decl ): New entry point.
25005 * tree.h: Added a new member member_types_needing_access_check to
25006 struct tree_decl_non_common.
25007 (set_underlying_type): New entry point.
25008 (is_typedef_type): Likewise.
25010 2009-01-21 Bingfeng Mei <bmei@broadcom.com>
25012 * alias.c (walk_mems_1, walk_mems_2, insn_alias_sets_conflict_p):
25013 Check whether two instructions have memory references that
25014 belong to conflicting alias sets. walk_mems_1 and walk_mems_2
25015 are helper functions for traversing.
25016 * alias.h (insn_alias_sets_confilict_p): New prototypes.
25017 * ddg.c (add_inter_loop_mem_dep): Call insn_alias_sets_conflict_p
25018 not to draw dependency edge for instructions with non-conflicting
25021 2009-01-20 Joseph Myers <joseph@codesourcery.com>
25024 * longlong.h: Update copyright years. Use soft-fp license notice.
25025 Sync __clz_tab declaration with glibc.
25027 2009-01-20 Steve Ellcey <sje@cup.hp.com>
25030 * doc/extend.texi (syscall_linkage): New.
25031 (version_id): Modify.
25033 2009-01-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
25034 Richard Guenther <rguenther@suse.de>
25036 PR tree-optimization/38747
25037 PR tree-optimization/38748
25038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Disable the VCE
25039 conversion if the base address is an indirect reference and the
25040 aliasing sets could cause issues.
25042 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25044 * common.opt (fgraphite, fgraphite-identity): Add comment for
25045 explaining why these options are not documented.
25047 2009-01-20 Sebastian Pop <sebastian.pop@amd.com>
25049 * graphite.c (stmt_simple_for_scop_p): Also handle cases when
25050 gimple_call_lhs is NULL.
25052 2009-01-20 Paolo Bonzini <bonzini@gnu.org>
25055 * emit-rtl.c (adjust_address_1): Make sure memref is never
25058 2009-01-20 Ben Elliston <bje@au.ibm.com>
25060 * libgcov.c (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25061 const qualifier from arg parameter. Remove unnecessary cast to char *.
25062 * gcov-io.h (__gcov_execl, __gcov_execlp, __gcov_execle): Remove
25063 const qualifier from arg 2.
25065 2009-01-19 Iain Sandoe <iain.sandoe@sandoe-acoustics.co.uk>
25067 * config/darwin.h: Add static-libgfortran to LINK_SPEC.
25069 2009-01-19 Vladimir Makarov <vmakarov@redhat.com>
25072 * rtl.h (reinit_regs): New prototype.
25073 * regclass.c: Include ira.h.
25074 (reinit_regs): New.
25075 * Makefile.in (regclass.o): Add ira.h.
25076 * config/i386/i386.c (ix86_maybe_switch_abi): Use reinit_regs.
25078 2009-01-18 H.J. Lu <hongjiu.lu@intel.com>
25081 * c-common.c (handle_aligned_attribute): Use
25082 ATTRIBUTE_ALIGNED_VALUE instead of BIGGEST_ALIGNMENT for
25083 default alignment value.
25085 * c-cppbuiltin.c (c_cpp_builtins): Define __BIGGEST_ALIGNMENT__.
25087 * defaults.h (ATTRIBUTE_ALIGNED_VALUE): New.
25088 * config/i386/i386.h (ATTRIBUTE_ALIGNED_VALUE): Likewise.
25090 * doc/extend.texi: Update __attribute__ ((aligned)). Document
25091 __BIGGEST_ALIGNMENT__.
25093 * doc/tm.texi: Document ATTRIBUTE_ALIGNED_VALUE.
25095 2009-01-18 Richard Guenther <rguenther@suse.de>
25097 PR tree-optimization/38819
25098 * tree-flow.h (operation_could_trap_helper_p): Declare.
25099 * tree-eh.c (operation_could_trap_helper_p): Export.
25100 * tree-ssa-sccvn.h (vn_nary_may_trap): Declare.
25101 * tree-ssa-sccvn.c (vn_nary_may_trap): New function.
25102 * tree-ssa-pre.c (insert_into_preds_of_block): Check if we
25103 are about to insert a possibly trapping instruction and fail
25106 2009-01-18 Andreas Schwab <schwab@suse.de>
25108 * doc/install.texi (Configuration): Remove obsolete paragraph
25109 about use of --with-gnu-ld with --with-gnu-as.
25111 2009-01-18 Kazu Hirata <kazu@codesourcery.com>
25113 * doc/extend.texi, doc/gimple.texi, doc/invoke.texi,
25114 doc/md.texi, doc/sourcebuild.texi, doc/tm.texi: Fix typos.
25115 Follow spelling conventions.
25117 2009-01-18 Ben Elliston <bje@au.ibm.com>
25119 * bitmap.c (bitmap_obstack_alloc_stat): Adjust cast to eliminate
25120 C++ warning about implicit conversion from void * to struct
25122 (bitmap_obstack_free): Likewise for bitmap_element *.
25123 * Makefile.in (bitmap.o-warn): Remove.
25125 2009-01-17 Dave Korn <dave.korn.cygwin@gmail.com>
25127 * Makefile.in (BACKENDLIBS): Reorder to match dependencies.
25129 2009-01-17 Sebastian Pop <sebastian.pop@amd.com>
25130 Tobias Grosser <tobi.grosser@amd.com>
25132 * graphite.c (graphite_trans_scop_block): Do not block single
25135 2009-01-16 Alexandre Oliva <aoliva@redhat.com>
25137 * ebitmap.h (ebitmap_iter_init): Initialize all fields.
25138 * ipa-struct-reorg.c (gen_struct_type): Replace known-true
25139 test with assertion.
25141 2009-01-16 Richard Guenther <rguenther@suse.de>
25143 PR tree-optimization/38835
25144 PR middle-end/36227
25145 * fold-const.c (fold_binary): Remove PTR + INT -> (INT)(PTR p+ INT)
25146 and INT + PTR -> (INT)(PTR p+ INT) folding.
25147 * tree-ssa-address.c (create_mem_ref): Properly use POINTER_PLUS_EXPR.
25149 2009-01-16 Adam Nemet <anemet@caviumnetworks.com>
25152 * expmed.c (expand_shift): With SHIFT_COUNT_TRUNCATED, don't lift
25153 the subreg from a lowpart subreg if it is also casting the value.
25155 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25156 Tobias Grosser <tobi.grosser@amd.com>
25158 * graphite.c (compare_prefix_loops): New.
25159 (build_scop_canonical_schedules): Rewritten.
25160 (graphite_transform_loops): Move build_scop_canonical_schedules
25161 after build_scop_iteration_domain.
25163 2009-01-16 Sebastian Pop <sebastian.pop@amd.com>
25164 Tobias Grosser <tobi.grosser@amd.com>
25166 * graphite.c (add_conditions_to_domain): Add the loops to
25167 the dimension of the iteration domain. Do copy the domain
25168 only when it exists.
25169 (build_scop_conditions_1): Do not call add_conditions_to_domain.
25170 (add_conditions_to_constraints): New.
25171 (can_generate_code_stmt, can_generate_code): Removed.
25172 (gloog): Do not call can_generate_code.
25173 (graphite_transform_loops): Call add_conditions_to_constraints
25174 after building the iteration domain.
25176 2009-01-16 Jakub Jelinek <jakub@redhat.com>
25178 PR tree-optimization/38789
25179 * tree-ssa-threadedge.c
25180 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
25181 __builtin_constant_p.
25183 2009-01-16 Kenneth Zadeck <zadeck@naturalbridge.com>
25185 * dce.c (delete_unmarked_insns): Reversed the order that insns are
25186 examined before deleting them.
25188 2009-01-16 Richard Earnshaw <rearnsha@arm.com>
25190 * function.c (aggregate_value_p): Correctly extract the function
25191 type from CALL_EXPR_FN lookup.
25193 2009-01-16 Hariharan Sandanagobalane <hariharan@picochip.com>
25195 * config/picochip/picochip.c (picochip_override_options): Revert
25196 CFI asm flag disable commited previously.
25198 2009-01-15 Sebastian Pop <sebastian.pop@amd.com>
25199 Tobias Grosser <tobi.grosser@amd.com>
25200 Jan Sjodin <jan.sjodin@amd.com>
25202 * graphite.c (scan_tree_for_params): On substractions negate
25203 all the coefficients of the term.
25204 (clast_to_gcc_expression_red): New. Handle reduction expressions
25205 of more than two operands.
25206 (clast_to_gcc_expression): Call clast_to_gcc_expression_red.
25207 (get_vdef_before_scop): Handle also the case of default definitions.
25209 2009-01-15 Richard Sandiford <rdsandiford@googlemail.com>
25211 * caller-save.c (add_used_regs_1, add_used_regs): New functions.
25212 (insert_one_insn): Use them instead of REG_DEAD and REG_INC notes.
25213 Also use them when walking CALL_INSN_FUNCTION_USAGE.
25215 2009-01-15 H.J. Lu <hongjiu.lu@intel.com>
25216 Joey Ye <joey.ye@intel.com>
25218 PR middle-end/37843
25219 * cfgexpand.c (expand_stack_alignment): Don't update stack
25220 boundary nor check incoming stack boundary here.
25221 (gimple_expand_cfg): Update stack boundary and check incoming
25222 stack boundary here.
25224 2009-01-15 Kenneth Zadeck <zadeck@naturalbridge.com>
25226 * dce.c (find_call_stack_args, delete_unmarked_insns): Fixed comments.
25228 2009-01-14 Jakub Jelinek <jakub@redhat.com>
25230 PR rtl-optimization/38245
25231 * calls.c (expand_call): Add stack arguments to
25232 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25233 ACCUMULATE_OUTGOING_ARGS) and even for args partially passed
25234 in regs and partially in memory or BLKmode arguments.
25235 (emit_library_call_value_1): Add stack arguments to
25236 CALL_INSN_FUNCTION_USAGE even for pure calls (when
25237 ACCUMULATE_OUTGOING_ARGS).
25238 * dce.c: Include tm_p.h.
25239 (find_call_stack_args): New function.
25240 (deletable_insn_p): Call it for CALL_P insns. Add ARG_STORES
25242 (mark_insn): Call find_call_stack_args for CALL_Ps.
25243 (prescan_insns_for_dce): Walk insns backwards in bb rather than
25244 forwards. Allocate and free arg_stores bitmap if needed, pass it
25245 down to deletable_insn_p, don't mark stores set in arg_stores
25246 bitmap, clear the bitmap at the beginning of each bb.
25247 * Makefile.in (dce.o): Depend on $(TM_P_H).
25249 2009-01-14 Michael Meissner <gnu@the-meissners.org>
25252 * config/i386/i386.c (print_operand): Add tests for 'D', 'C', 'F', 'f'
25253 to make sure the insn is a conditional test (bug 22599). Reformat a
25256 2009-01-14 Sebastian Pop <sebastian.pop@amd.com>
25258 PR middle-end/38431
25259 * graphite.c (get_vdef_before_scop, scop_adjust_vphi): New.
25260 (scop_adjust_phis_for_liveouts): Call scop_adjust_vphi.
25261 (gloog): Do not call cleanup_tree_cfg.
25262 (graphite_transform_loops): Call cleanup_tree_cfg after all
25263 scops have been code generated.
25265 2009-01-14 Basile Starynkevitch <basile@starynkevitch.net>
25266 * doc/gty.texi (Invoking the garbage collector): Added new node
25267 and section documenting ggc_collect.
25269 2009-01-14 Richard Guenther <rguenther@suse.de>
25271 PR tree-optimization/38826
25272 PR middle-end/38477
25273 * tree-ssa-structalias.c (emit_alias_warning): Emit the pointer
25274 initialization notes only if we actually emitted a warning.
25275 (intra_create_variable_infos): Add constraints for a result decl
25276 that is passed by hidden reference.
25277 (build_pred_graph): Mark all related variables non-direct on
25280 2009-01-14 Nick Clifton <nickc@redhat.com>
25282 * ira-conflicts.c: Include addresses.h for the definition of
25284 (ira_build_conflicts): Use base_reg_class instead of BASE_REG_CLASS.
25285 * Makefile.in: Add a dependency of ira-conflicts.o on addresses.h.
25287 2009-01-13 Vladimir Makarov <vmakarov@redhat.com>
25290 * Makefile.in (ira-lives.o): Add except.h.
25292 * ira-lives.c: Include except.h.
25293 (process_bb_node_lives): Process can_throw_internal.
25295 2009-01-13 Jakub Jelinek <jakub@redhat.com>
25297 PR rtl-optimization/38774
25298 * combine.c (simplify_set): When undoing cc_use change, don't do
25299 PUT_CODE on the newly created comparison, but instead put back the
25302 2009-01-13 Joseph Myers <joseph@codesourcery.com>
25304 * doc/invoke.texi (ARM Options): Update lists of -mcpu and -march
25305 values. Remove duplicate arm8 entry.
25307 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25309 PR tree-optimization/38786
25310 * graphite.c (expand_scalar_variables_ssa_name): New, outlined from
25311 the SSA_NAME case of expand_scalar_variables_expr.
25312 Set the type of an expression to the type of its assign statement.
25313 (expand_scalar_variables_expr): Also gather the scalar computation
25314 used to index the memory access. Do not pass loop_p.
25315 Fix comment. Stop recursion on tcc_constant or tcc_declaration.
25316 (expand_scalar_variables_stmt): Pass to expand_scalar_variables_expr
25317 the gimple_stmt_iterator where it inserts new code.
25318 Do not pass loop_p.
25319 (copy_bb_and_scalar_dependences): Do not pass loop_p.
25320 (translate_clast): Update call to copy_bb_and_scalar_dependences.
25322 2009-01-13 Sebastian Pop <sebastian.pop@amd.com>
25324 * graphite.h (debug_value): Removed.
25325 * graphite.c (debug_value): Removed.
25327 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25329 * config/arm/arm.c (output_move_double): Don't synthesize thumb-2
25330 ldrd/strd with two 32-bit instructions.
25332 2009-01-13 Richard Earnshaw <rearnsha@arm.com>
25334 * config/arm/arm.c (struct processors): Pass for speed down into
25335 cost helper functions.
25336 (const_ok_for_op): Handle COMPARE and inequality nodes.
25337 (arm_rtx_costs_1): Rewrite.
25338 (arm_size_rtx_costs): Update prototype.
25339 (arm_rtx_costs): Pass speed down to helper functions.
25340 (arm_slowmul_rtx_costs): Rework cost calculations.
25341 (arm_fastmul_rtx_costs, arm_xscale_rtx_costs): Likewise.
25342 (arm_9e_rtx_costs): Likewise.
25344 2009-01-13 Uros Bizjak <ubizjak@gmail.com>
25346 * config/alpha/alpha.c (alpha_legitimate_address_p): Explicit
25347 relocations of local symbols wider than UNITS_PER_WORD are not valid.
25348 (alpha_legitimize_address): Do not split local symbols wider than
25349 UNITS_PER_WORD into HIGH/LO_SUM parts.
25351 2009-01-13 Danny Smith <dannysmith@users.sourceforge.net>
25354 * gcc.c (process_command): Replace call to execvp with calls
25355 to pex_one and exit.
25357 2009-01-03 Anatoly Sokolov <aesok@post.ru>
25360 * config/avr/t-avr (LIB1ASMFUNCS): Add _tablejump_elpm.
25361 * config/avr/libgcc.S (__do_global_ctors, __do_global_dtors): Add
25362 variant for devices with 3-byte PC.
25363 (__tablejump_elpm__): New.
25365 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25368 * c-parser.c (c_parser_postfix_expression): Allow `->' in
25369 offsetof member-designator, handle it as `[0].'.
25371 2009-01-12 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25373 * pa.c (pa_asm_output_mi_thunk): Use pc-relative branch to thunk
25374 function when not using named sections on targets with named sections
25375 if branch distance is less than 262132.
25377 2009-01-12 Richard Earnshaw <rearnsha@arm.com>
25379 * combine.c (combine_instructions): Recompute
25380 optimize_this_for_speed_p for each BB in the main combine loop.
25382 2009-01-12 Tomas Bily <tbily@suse.cz>
25385 * tree-loop-distribution.c (prop_phis): New function.
25386 (generate_builtin): Call prop_phis.
25387 * testsuite/gcc.dg/tree-ssa/pr38385.c: New file.
25389 2009-01-12 Jakub Jelinek <jakub@redhat.com>
25391 PR tree-optimization/38807
25392 * tree-ssa-reassoc.c (remove_visited_stmt_chain): Don't look at
25393 gimple_visited_p unless stmt is GIMPLE_ASSIGN.
25395 2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
25397 * expmed.c (store_bit_field_1): Properly truncate the paradoxical
25398 subreg of op0 to the original op0.
25400 2009-01-11 Laurent GUERBY <laurent@guerby.net>
25402 * doc/sourcebuild.texi (Source Tree): Move up intl and fixinc.
25404 2009-01-11 Markus Schoepflin <markus.schoepflin@comsoft.de>
25407 * mips-tfile.c (parse_def): Fix parsing of def strings
25408 starting with digits.
25410 2009-01-10 Jakub Jelinek <jakub@redhat.com>
25413 * config/arm/arm.c (arm_is_long_call_p): Don't call
25414 arm_function_in_section_p if decl isn't a FUNCTION_DECL.
25416 2009-01-09 Steven Bosscher <steven@gcc.gnu.org>
25418 * regrename.c (regrename_optimize): Fix dumping.
25419 (find_oldest_value_reg): Preserve REG_POINTER.
25420 (copy_hardreg_forward_1): Likewise.
25422 2009-01-09 Diego Novillo <dnovillo@google.com>
25424 * gimple.h (struct gimple_statement_base) <uid>: Document
25425 the restrictions on its use.
25426 (gimple_uid): Tidy.
25427 (gimple_set_uid): Tidy.
25429 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25431 * config/i386/i386.c (ix86_expand_movmem, ix86_expand_setmem): Add
25432 zero guard even if align_bytes != 0 and count is smaller than
25435 2009-01-09 Vladimir Makarov <vmakarov@redhat.com>
25437 PR rtl-optimization/38495
25438 * ira-emit.c (print_move_list, ira_debug_move_list): New functions.
25439 (add_range_and_copies_from_move_list): Print all added ranges.
25440 Add ranges to memory optimized destination.
25442 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25446 * config/i386/i386.c (override_options): Reject
25447 -mstringop-strategy=rep_8byte with -m32.
25448 (ix86_expand_movmem): For size_needed == 1 set epilogue_size_needed
25449 to 1. Do count comparison against epilogue_size_needed at compile
25450 time even when count_exp was constant forced into register. For
25451 size_needed don't jump to epilogue, instead just avoid aligning
25452 and invoke the body algorithm. If need_zero_guard, add zero guard
25453 even if count is non-zero, but smaller than size_needed + number of
25454 bytes that could be stored for alignment.
25455 (ix86_expand_setmem): For size_needed == 1 set epilogue_size_needed
25456 to 1. If need_zero_guard, add zero guard even if count is non-zero,
25457 but smaller than size_needed + number of bytes that could be stored
25458 for alignment. Compare size_needed with epilogue_size_needed instead
25459 of desired_align - align, don't adjust size_needed, pass
25460 epilogue_size_needed to the epilogue expanders.
25463 * c-pretty-print.c (pp_c_expression): Handle GOTO_EXPR like BIND_EXPR.
25465 2009-01-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25467 * pa.c (last_address): Change to unsigned.
25468 (update_total_code_bytes): Change argument to unsigned. Don't
25469 check if insn addresses are set.
25470 (pa_output_function_epilogue): Set last_address to UINT_MAX if insn
25471 addresses are not set.
25472 (pa_asm_output_mi_thunk): Handle wrap when updating last_address.
25474 2009-01-09 Nick Clifton <nickc@redhat.com>
25476 * config/sh/symbian.c: Replace uses of DECL_INLINE with
25477 DECL_DECLARED_INLINE_P.
25479 2009-01-09 Jakub Jelinek <jakub@redhat.com>
25481 PR middle-end/38347
25482 * dojump.c (do_jump_by_parts_zero_rtx): Use mode instead of
25483 GET_MODE (op0) in operand_subword_force calls.
25485 PR middle-end/38771
25486 * fold-const.c (fold_unary): For COMPOUND_EXPR and COND_EXPR,
25487 fold_convert arg0 operands to TREE_TYPE (op0) first.
25489 2009-01-08 Vladimir Makarov <vmakarov@redhat.com>
25491 * params.def (ira-max-conflict-table-size): Decrease default value
25494 2009-01-08 Jakub Jelinek <jakub@redhat.com>
25496 PR tree-optimization/37031
25497 * lambda-code.c (lambda_collect_parameters): Call pointer_set_destroy
25499 (build_access_matrix): Reserve correct size for AM_MATRIX vector,
25500 allocate it using gc instead of heap, use VEC_quick_push instead of
25502 * graphite.c (build_access_matrix): Allocate AM_MATRIX vector using gc
25503 instead of heap, use VEC_quick_push instead of VEC_safe_push.
25504 * tree-data-ref.h (struct access_matrix): Change matrix to gc
25505 allocated vector from heap allocated.
25506 * lambda.h: Add DEF_VEC_ALLOC_P for gc allocated lambda_vector.
25507 * tree-loop-linear.c (linear_transform_loops): Allocate nest
25508 vector only after perfect_loop_nest_depth call.
25510 2009-01-08 Sebastian Pop <sebastian.pop@amd.com>
25511 Jan Sjodin <jan.sjodin@amd.com>
25513 PR tree-optimization/38559
25514 * graphite.c (debug_value, copy_constraint,
25515 swap_constraint_variables, scale_constraint_variable, ): New.
25516 (get_lower_bound, get_upper_bound): Removed.
25517 (graphite_trans_bb_strip_mine): Clean up this code that works
25518 only for constant number of iterations. Fully copy upper and
25519 lower bound constraints, not only the constant part of them.
25520 * graphite.h (debug_value): Declared.
25522 2009-01-08 Ira Rosen <irar@il.ibm.com>
25524 PR tree-optimization/37194
25525 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
25526 Don't add the cost of cost model guard in prologue to scalar
25527 outside cost in case of known number of iterations.
25529 2009-01-07 Nathan Froyd <froydnj@codesourcery.com>
25530 Alan Modra <amodra@bigpond.net.au>
25532 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check for
25533 non-word-aligned REG+CONST addressing.
25535 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25538 * config/alpha/alpha.c (alpha_end_function): For TARGET_ABI_OSF, call
25539 free_after_compilation when outputting a thunk.
25540 (alpha_output_mi_thunk_osf): Assert that we are processing a thunk.
25541 Do not call free_after_compilation here.
25543 2009-01-07 Uros Bizjak <ubizjak@gmail.com>
25545 * config/i386/i386.c (ix86_target_string): Use ARRAY_SIZE.
25546 (ix86_valid_target_attribute_inner_p): Ditto.
25548 2009-01-07 Jan Sjodin <jan.sjodin@amd.com>
25550 PR tree-optimization/38492
25551 PR tree-optimization/38498
25552 * tree-check.c (operator_is_linear, scev_is_linear_expression): New.
25553 * tree-chrec.h (scev_is_linear_expression): Declared.
25554 * graphite.c (graphite_cannot_represent_loop_niter): New.
25555 (scopdet_basic_block_info): Call graphite_cannot_represent_loop_niter.
25556 (graphite_loop_normal_form): Use gcc_assert.
25557 (scan_tree_for_params): Use CASE_CONVERT.
25558 (phi_node_is_iv, bb_contains_non_iv_scalar_phi_nodes): New.
25559 (build_scop_conditions_1): Call bb_contains_non_iv_scalar_phi_nodes.
25560 Use gcc_assert. Discard scops that contain unhandled cases.
25561 (build_scop_conditions): Return a boolean status for unhandled cases.
25562 (strip_mine_profitable_p): Print the loop number, not its depth.
25563 (is_interchange_valid): Pass the depth of the loop nest, don't
25564 recompute it wrongly.
25565 (graphite_trans_bb_block): Same.
25566 (graphite_trans_bb_block): Print tentative of loop blocking.
25567 (graphite_trans_scop_block): Do not print that the loop has been
25569 (graphite_transform_loops): Do not handle scops that contain condition
25572 2009-01-07 H.J. Lu <hongjiu.lu@intel.com>
25574 AVX Programming Reference (December, 2008)
25575 * config/i386/avxintrin.h (_mm256_stream_si256): New.
25576 (_mm256_stream_pd): Likewise.
25577 (_mm256_stream_ps): Likewise.
25579 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVNTDQ256,
25580 IX86_BUILTIN_MOVNTPD256 and IX86_BUILTIN_MOVNTPS256.
25581 (ix86_special_builtin_type): Add VOID_FTYPE_PV4DI_V4DI.
25582 (bdesc_special_args): Add __builtin_ia32_movntdq256,
25583 __builtin_ia32_movntpd256 and __builtin_ia32_movntps256.
25584 (ix86_init_mmx_sse_builtins): Handle VOID_FTYPE_PV4DI_V4DI.
25585 (ix86_expand_special_args_builtin): Likewise.
25587 * config/i386/sse.md (AVXMODEDI): New.
25588 (avx_movnt<mode>): Likewise.
25589 (avx_movnt<mode>): Likewise.
25590 (<sse>_movnt<mode>): Remove AVX support.
25591 (sse2_movntv2di): Likewise.
25593 2009-01-07 Richard Guenther <rguenther@suse.de>
25595 PR middle-end/38751
25596 * fold-const.c (extract_muldiv): Remove obsolete comment.
25597 (fold_plusminus_mult_expr): Undo MINUS_EXPR
25598 to PLUS_EXPR canonicalization for the canonicalization.
25600 2009-01-07 Gerald Pfeifer <gerald@pfeifer.com>
25602 * doc/install.texi (alpha*-dec-osf*): Remove note on 32-bit
25603 hosted cross-compilers generating less efficient code.
25605 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25607 * function.h (rtl_data): Add a dbr_scheduled_p field.
25608 * reorg.c (dbr_schedule): Set it.
25609 (gate_handle_delay_slots): Check it.
25610 * config/mips/mips.c (mips_base_delayed_branch): Delete.
25611 (mips_reorg): Check flag_delayed_branch instead of
25612 mips_base_delayed_branch.
25613 (mips_override_options): Don't set mips_base_delayed_branch
25614 or flag_delayed_branch.
25616 2009-01-06 Richard Sandiford <rdsandiford@googlemail.com>
25618 PR rtl-optimization/38426.
25619 * ira.c (ira): Set current_function_is_leaf earlier.
25621 2009-01-06 Jakub Jelinek <jakub@redhat.com>
25623 PR rtl-optimization/38722
25624 * combine.c (try_combine): Don't modify PATTERN (i3) and notes
25625 too early, only set a flag and modify after last possible
25628 2009-01-06 Janis Johnson <janis187@us.ibm.com>
25631 * ginclude/float.h: Rename DECnn_DEN to DECnn_SUBNORMAL_MIN.
25632 * real.c (decimal_single_format): Correct values of emin and emax.
25633 (decimal_double_format): Ditto.
25634 (decimal_quad_format): Ditto.
25635 * c-cppbuiltin.c (builtin_define_decimal_float_constants): Adjust
25636 computation of DECnn_MIN and DECnn_MAX for corrected values of
25637 emin and emax. Define __DECnn_SUBNORMAL_MIN__ instead of
25638 __DECnn_MIN__, and adjust its computation for the corrected value
25641 2009-01-06 Jan Hubicka <jh@suse.cz>
25644 * config/i386/i386.c (ix86_expand_call): Use ARRAY_SIZE.
25646 2009-01-06 Gerald Pfeifer <gerald@pfeifer.com>
25648 * doc/contrib.texi (Contributors): Slightly adjust the end note.
25649 Add Robert Clark to the list of testers.
25651 2009-01-06 Jan Hubicka <jh@suse.cz>
25652 Kai Tietz <kai.tietz@onevision.com>
25654 * config/i386/i386.md (*msabi_syvabi): Add SSE regs clobbers.
25655 * config/i386/i386.c (ix86_expand_call): Add clobbers.
25657 2009-01-06 Jan Hubicka <jh@suse.cz>
25658 Kai Tietz <kai.tietz@onevision.com>
25660 * config/i386/i386.h (CONDITIONAL_CALL_USAGE): SSE regs are not used
25662 * config/i386/i386.c (struct ix86_frame): Add padding0 and nsseregs.
25663 (ix86_nsaved_regs): Count only general purpose regs.
25664 (ix86_nsaved_sseregs): New.
25665 (ix86_compute_frame_layout): Update nsseregs; set preferred alignment
25666 to 16 for w64; compute padding and size of sse reg save area.
25667 (ix86_emit_save_regs, ix86_emit_save_regs_using_mov): Save only
25668 general purpose regs.
25669 (ix86_emit_save_sse_regs_using_mov): New.
25670 (ix86_expand_prologue): Save SSE regs if needed.
25671 (ix86_emit_restore_regs_using_mov): Use only general purpose regs.
25672 (ix86_emit_restore_sse_regs_using_mov): New.
25673 (ix86_expand_epilogue): Save SSE regs if needed.
25675 2009-01-06 Jan Hubicka <jh@suse.cz>
25676 Kai Tietz <kai.tietz@onevision.com>
25678 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Enable for MSABI
25679 * config/i386/i386.c (init_cumulative_args): Disallow calls of MSABI
25680 functions when accumulate outgoing args is off.
25682 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25685 * ira-color.c (ira_reuse_stack_slot): Check ENABLE_IRA_CHECKING
25686 before using pseudos_have_intersected_live_ranges_p.
25688 * ira-int.h (ira_assert): Always define.
25690 2009-01-06 H.J. Lu <hongjiu.lu@intel.com>
25692 AVX Programming Reference (December, 2008)
25693 * config/i386/avxintrin.h (_mm_permute2_pd): Removed.
25694 (_mm256_permute2_pd): Likewise.
25695 (_mm_permute2_ps): Likewise.
25696 (_mm256_permute2_ps): Likewise.
25697 * config/i386/i386.md (UNSPEC_VPERMIL2): Likewise.
25698 * config/i386/sse.md (avx_vpermil2<mode>3): Likewise.
25700 * config/i386/i386.c (ix86_builtins): Remove
25701 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
25702 IX86_BUILTIN_VPERMIL2PD256 and IX86_BUILTIN_VPERMIL2PS256.
25703 (ix86_builtin_type): Remove V8SF_FTYPE_V8SF_V8SF_V8SI_INT,
25704 V4DF_FTYPE_V4DF_V4DF_V4DI_INT, V4SF_FTYPE_V4SF_V4SF_V4SI_INT
25705 and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
25706 (bdesc_args): Remove __builtin_ia32_vpermil2pd,
25707 __builtin_ia32_vpermil2ps, __builtin_ia32_vpermil2pd256 and
25708 __builtin_ia32_vpermil2ps256.
25709 (ix86_init_mmx_sse_builtins): Updated.
25710 (ix86_expand_args_builtin): Likewise.
25712 2009-01-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25714 * pa.c (output_call): Relocate non-jump insns in the delay slot of
25715 long absolute calls when generating PA 2.0 code.
25717 2009-01-05 Vladimir Makarov <vmakarov@redhat.com>
25719 PR rtl-optimization/38583
25720 * params.h (IRA_MAX_CONFLICT_TABLE_SIZE): New macro.
25722 * params.def (ira-max-conflict-table-size): New.
25724 * doc/invoke.texi (ira-max-conflict-table-size): Decribe.
25726 * ira.h (ira_conflicts_p): New external definition.
25728 * ira-conflicts.c (build_conflict_bit_table): Do not build too big
25729 table. Report this. Return result of building.
25730 (ira_build_conflicts): Use ira_conflicts_p. Check result of
25731 building conflict table.
25733 * ira-color.c (fast_allocation): Use num instead of ira_allocnos_num.
25734 (ira_color): Use ira_conflicts_p.
25736 * global.c: Include ira.h.
25737 (pseudo_for_reload_consideration_p, build_insn_chain): Use
25740 * Makefile.in (global.o): Add ira.h.
25742 * ira-build.c (mark_all_loops_for_removal,
25743 propagate_some_info_from_allocno): New.
25744 (remove_unnecessary_allocnos): Call
25745 propagate_some_info_from_allocno.
25746 (remove_low_level_allocnos): New.
25747 (remove_unnecessary_regions): Add parameter. Call
25748 mark_all_loops_for_removal and remove_low_level_allocnos. Pass
25749 parameter to remove_unnecessary_regions.
25750 (ira_build): Remove all regions but root if the conflict table was
25751 not built. Update conflict hard regs for allocnos crossing calls.
25753 * ira.c (ira_conflicts_p): New global.
25754 (ira): Define and use ira_conflicts_p.
25756 * reload1.c (compute_use_by_pseudos, reload, count_pseudo,
25757 count_spilled_pseudo, find_reg, alter_reg, finish_spills,
25758 emit_input_reload_insns, delete_output_reload): Use ira_conflicts_p.
25760 2009-01-06 Ben Elliston <bje@au.ibm.com>
25762 * gengtype-lex.l (YY_NO_INPUT): Define.
25764 2009-01-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
25767 * c-common.c (handle_vector_size_attribute): Also reject
25768 BOOLEAN_TYPE types.
25770 2009-01-05 Sebastian Pop <sebastian.pop@amd.com>
25772 PR tree-optimization/38492
25773 * graphite.c (rename_map_elt, debug_rename_elt,
25774 debug_rename_map_1, debug_rename_map, new_rename_map_elt,
25775 rename_map_elt_info, eq_rename_map_elts,
25776 get_new_name_from_old_name, bb_in_sese_p): Moved around.
25777 (sese_find_uses_to_rename_use): Renamed sese_build_livein_liveouts_use.
25778 (sese_find_uses_to_rename_bb): Renamed sese_build_livein_liveouts_bb.
25779 (sese_build_livein_liveouts): New.
25780 (new_sese, free_sese): New.
25781 (new_scop): Call new_sese.
25782 (free_scop): Call free_sese.
25783 (rename_variables_from_edge, rename_phis_end_scop): Removed.
25784 (register_old_new_names): Renamed register_old_and_new_names.
25785 (register_scop_liveout_renames, add_loop_exit_phis,
25786 insert_loop_close_phis, struct igp,
25787 default_liveout_before_guard, add_guard_exit_phis,
25788 insert_guard_phis, copy_renames): New.
25789 (translate_clast): Call insert_loop_close_phis and insert_guard_phis.
25790 (sese_add_exit_phis_edge): Renamed scop_add_exit_phis_edge.
25791 (rewrite_into_sese_closed_ssa): Renamed scop_insert_phis_for_liveouts.
25792 (scop_adjust_phis_for_liveouts): New.
25793 (gloog): Call scop_adjust_phis_for_liveouts.
25795 * graphite.h (struct sese): Documented. Added fields liveout,
25796 num_ver and livein.
25797 (SESE_LIVEOUT, SESE_LIVEIN, SESE_LIVEIN_VER, SESE_NUM_VER): New.
25798 (new_sese, free_sese, sese_build_livein_liveouts): Declared.
25799 (struct scop): Added field liveout_renames.
25800 (SCOP_LIVEOUT_RENAMES): New.
25802 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25804 PR tree-optimization/38510
25805 * graphite.c (recompute_all_dominators): Call mark_irreducible_loops.
25806 (translate_clast): Call recompute_all_dominators before
25808 (gloog): Call recompute_all_dominators before graphite_verify.
25810 2009-01-05 Harsha Jagasia <harsha.jagasia@amd.com>
25811 Jan Sjodin <jan.sjodin@amd.com>
25813 PR tree-optimization/38500
25814 * graphite.c (create_sese_edges): Call fix_loop_structure after
25817 2009-01-05 Joel Sherrill <joel.sherrill@oarcorp.com>
25819 * config.gcc: Add m32r*-*-rtems*.
25820 * config/m32r/rtems.h: New file.
25822 2009-01-05 Ben Elliston <bje@au.ibm.com>
25824 * Makefile.in (.po.gmo): Use mkinstalldirs, not test -d || mkdir.
25825 (.po.pox): Likewise.
25826 (po/gcc.pot): Likewise.
25828 2009-01-04 David S. Miller <davem@davemloft.net>
25830 * config/sparc/sparc.h (SECONDARY_MEMORY_NEEDED_RTX): Delete.
25831 (STARTING_FRAME_OFFSET): Always set to zero.
25833 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25835 * tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Add commentary.
25836 * tree-cfg.c (verify_gimple_assign_binary): Allow shifts of
25837 fixed-point types, and vectors of the same.
25839 2009-01-04 Richard Sandiford <rdsandiford@googlemail.com>
25841 * config/mips/sync.md (*mb_barrier): Rename to...
25842 (*memory_barrier): ...this.
25844 2009-01-04 Jonathan Wakely <jwakely.gcc@gmail.com>
25846 * doc/extend.texi (Function Attributes): Move @cindex after @item
25847 for 'artificial' and 'flatten'. Fix grammar for 'externally_visible'
25848 and put in alphabetical order. Fix 'target' name and put in order.
25849 * doc/invoke.texi (-Wstrict-null-sentinel, -fipa-matrix-reorg): Fix
25852 2009-01-04 Uros Bizjak <ubizjak@gmail.com>
25854 * config/s390/s390.md (UNSPEC_MB): Rename from UNSPECV_MB.
25855 (memory_barrier): Expand as unspec instead of unspec_volatile.
25856 Remove mem:BLK from insn operands. Use Pmode scratch register.
25857 (*memory_barrier): Define as unspec instead of unspec_volatile.
25858 Use (match_dup 0) as input operand.
25860 * config/sparc/sparc.md (UNSPEC_MEMBAR): Rename from UNSPECV_MEMBAR.
25861 * config/sparc/sync.md (memory_barrier): Expand as unspec instead of
25862 unspec_volatile. Remove mem:BLK from insn operands. Use Pmode
25863 scratch register. Remove operand 1.
25864 (*stbar): Define as unspec instead of unspec_volatile.
25865 Use (match_dup 0) as input operand, remove (const_int 8).
25866 (*membar): Define as unspec instead of unspec_volatile.
25867 Use (match_dup 0) as input operand, remove input operand 2.
25869 * config/xtensa/xtensa.md (UNSPEC_MEMW): Rename from UNSPECV_MEMW.
25870 (memory_barrier): Expand as unspec instead of unspec_volatile.
25871 Remove mem:BLK from insn operands. Use Pmode scratch register.
25872 (*memory_barrier): Define as unspec instead of unspec_volatile.
25873 Use (match_dup 0) as input operand.
25875 * config/ia64/sync.md (memory_barrier): Redefine as expander pattern.
25876 Remove mem:BLK from insn operands. Use Pmode scratch register.
25877 Set volatile flag on operand 0.
25878 (*memory_barrier): New insn pattern.
25880 * config/rs6000/sync.md (memory_barrier): Remove mem:BLK from
25882 (*memory_barrier): Use (match_dup 0) as input operand.
25884 * config/mips/sync.md (memory_barrier): Redefine as expander pattern.
25885 Remove mem:BLK from insn operands. Use Pmode scratch register.
25886 Set volatile flag on operand 0.
25887 (*mb_internal): New insn pattern.
25889 * config/alpha/sync.md (*memory_barrier): Rename from *mb_internal.
25891 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25893 PR middle-end/38586
25894 * function.c (struct temp_slot): Move to the section of the file
25895 that deals with temp slots. Remove field 'address'.
25896 (temp_slot_address_table): New hash table of address -> temp slot.
25897 (struct temp_slot_address_entry): New struct, items for the table.
25898 (temp_slot_address_compute_hash, temp_slot_address_hash,
25899 temp_slot_address_eq, insert_temp_slot_address): Support functions
25901 (find_temp_slot_from_address): Rewrite to use the new hash table.
25902 (remove_unused_temp_slot_addresses): Remove addresses of temp
25903 slots that have been made available.
25904 (remove_unused_temp_slot_addresses_1): Call-back for htab_traverse,
25905 worker function for remove_unused_temp_slot_addresses.
25906 (assign_stack_temp_for_type): Don't clear the temp slot address list.
25907 Add the temp slot address to the address -> temp slot map.
25908 (update_temp_slot_address): Update via insert_temp_slot_address.
25909 (free_temp_slots): Call remove_unused_temp_slot_addresses.
25910 (pop_temp_slots): Likewise.
25911 (init_temp_slots): Allocate the address -> temp slot map, or empty
25912 the map if it is already allocated.
25913 (prepare_function_start): Initialize temp slot processing.
25915 2009-01-04 Steven Bosscher <steven@gcc.gnu.org>
25917 PR middle-end/38584
25918 * cfgexpand.c (estimate_stack_frame_size): Simplify the estimate:
25919 Calculate the size of all stack vars assuming no packing of stack
25920 vars will happen, replacing a quadratic algorithm with a linear one.
25922 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25925 * expmed.c (store_bit_field_1): Don't modify op0 if movstrict insn
25928 2009-01-03 Diego Novillo <dnovillo@google.com>
25930 * doc/contrib.texi: Update contributions.
25932 2009-01-03 Jakub Jelinek <jakub@redhat.com>
25935 * builtins.c (fold_builtin_memory_op): Give up if either operand
25936 is volatile. Set srctype or desttype to non-qualified version
25940 * builtins.c (fold_builtin_expect): Only check DECL_WEAK for VAR_DECLs
25941 and FUNCTION_DECLs.
25943 2009-01-02 Kenneth Zadeck <zadeck@naturalbridge.com>
25945 PR rtl-optimization/35805
25946 * df-problems.c (df_lr_finalize): Add recursive call to resolve lr
25947 problem if fast dce is able to remove any instructions.
25948 * dce.c (dce_process_block): Fix dump message.
25950 2009-01-02 Mark Mitchell <mark@codesourcery.com>
25953 * tree-ssa-pre.c (compute_antic): Correct loop bounds.
25955 2009-01-02 Jakub Jelinek <jakub@redhat.com>
25957 PR middle-end/38690
25958 * tree-flow.h (op_code_prio, op_prio): New prototypes.
25959 * tree-pretty-print.c (op_code_prio): New function.
25960 (op_prio): No longer static. Use op_code_prio.
25961 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs):
25962 Use op_prio and op_code_prio to determine if () should be
25963 printed around operand(s) or not.
25965 * gimple-pretty-print.c (dump_unary_rhs, dump_binary_rhs,
25966 dump_gimple_call, dump_gimple_switch, dump_gimple_cond,
25967 dump_gimple_label, dump_gimple_try, dump_symbols, dump_gimple_phi,
25968 dump_gimple_mem_ops, dump_bb_header, dump_bb_end, pp_cfg_jump): Use
25969 pp_character instead of pp_string for single letter printing.
25971 2009-01-02 Richard Sandiford <rdsandiford@googlemail.com>
25973 * doc/extend.texi: Fix '#pragma GCC option' typo.
25975 2009-01-02 Richard Guenther <rguenther@suse.de>
25977 * doc/install.texi (--enable-checking): Mention different
25978 default for stage1.
25979 (--enable-stage1-checking): Document.
25981 2009-01-01 Andrew Pinski <pinskia@gmail.com>
25983 PR middle-end/30142
25984 * tree-cfg.c (verify_expr): Add INDIRECT_REF case. Change MODIFY_EXPR
25985 case to be an error.
25987 2009-01-02 Ben Elliston <bje@au.ibm.com>
25989 * config/fp-bit.h (pack_d): Constify argument.
25990 * config/fp-bit.c (makenan): Constify return type. Remove casts.
25991 (isnan): Constify argument.
25993 (iszero): Likewise.
25994 (pack_d): Likewise.
25995 (_fpadd_parts): Constify return type.
25996 (_fpmul_parts): Likewise.
25997 (_fpdiv_parts): Likewise.
25999 2009-01-01 Jakub Jelinek <jakub@redhat.com>
26002 * c-typeck.c (add_pending_init): Add IMPLICIT argument. Only
26003 warn about overwriting initializer with side-effects or
26004 -Woverride-init if !IMPLICIT.
26005 (output_init_element): Likewise. Pass IMPLICIT down to
26007 (process_init_element): Add IMPLICIT argument. Pass it down
26008 to output_init_element.
26009 (push_init_element, pop_init_level, set_designator): Adjust
26010 process_init_element callers.
26011 (set_nonincremental_init, set_nonincremental_init_from_string):
26012 Adjust add_pending_init callers.
26013 (output_pending_init_elements): Adjust output_init_element callers.
26014 * c-tree.h (process_init_element): Adjust prototype.
26015 * c-parser.c (c_parser_initelt, c_parser_initval): Adjust
26016 process_init_element callers.
26019 Copyright (C) 2009 Free Software Foundation, Inc.
26021 Copying and distribution of this file, with or without modification,
26022 are permitted in any medium without royalty provided the copyright
26023 notice and this notice are preserved.