1 2008-12-08 Luis Machado <luisgpm@br.ibm.com>
3 * alias.c (find_base_term): Synch LO_SUM handling with what
6 2008-12-08 Andrew Haley <aph@redhat.com>
7 Kamaraju Kusumanchi <raju.mailinglists@gmail.com>
9 * gimple.h (gimple_build_try): Fix declaration.
11 * builtins.c (fold_builtin_sqrt): Don't use a conditional
13 * fixed-value.c (do_fixed_add): Likewise.
14 * tree-ssa-loop-ivopts.c (iv_ca_cost): Likewise.
16 2008-12-08 Jakub Jelinek <jakub@redhat.com>
19 * omp-low.c (use_pointer_for_field): Only call maybe_lookup_decl
20 on parallel and task contexts.
22 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
24 * gimple.c (recalculate_side_effects) <tcc_constant>: New case.
26 2008-12-07 Richard Guenther <rguenther@suse.de>
28 PR tree-optimization/38405
29 * tree-vrp.c (simplify_truth_ops_using_ranges): Make sure to
30 not sign-extend truth values.
32 2008-12-07 Eric Botcazou <ebotcazou@adacore.com>
34 * tree-sra.c (scalarize_use): Create another temporary with the proper
35 type for signed types in the use_all && !is_output bitfield case.
37 2008-12-06 Steven Bosscher <steven@gcc.gnu.org>
39 PR rtl-optimization/36365
40 * df-core.c (df_worklist_dataflow_overeager): Remove.
41 (df_worklist_dataflow): Don't call it, use double-queue only.
42 * params.def (PARAM_DF_DOUBLE_QUQUQ_THRESHOLD_FACTOR): Remove.
44 2008-12-06 Jakub Jelinek <jakub@redhat.com>
47 * tree-ssa-operands.c (get_expr_operands) <case BIT_FIELD_REF>: Set
48 gimple_set_has_volatile_ops if the BIT_FIELD_REF is volatile.
50 2008-12-07 Ben Elliston <bje@au.ibm.com>
52 * gthr-single.h (__gthread_once): Adjust prototype to match all
53 other gthreads models.
55 2008-12-06 Jakub Jelinek <jakub@redhat.com>
57 * config/i386/i386.c (override_options): Use CPU_AMDFAM10
58 instead of PROCESSOR_AMDFAM10 for barcelona's schedule.
61 * fold-const.c (fold_unary) <CASE_CONVERT>: Don't convert MULT_EXPR
62 operands to mult_type if it isn't narrower than op0's type.
64 2008-12-06 Jan Hubicka <jh@suse.cz>
65 Jakub Jelinek <jakub@redhat.com>
67 PR tree-optimization/38074
68 * cgraphbuild.c (compute_call_stmt_bb_frequency): Fix handling of 0
70 * predict.c (combine_predictions_for_bb): Ignore predictor predicting
71 in both dirrection for first match heuristics.
72 (tree_bb_level_predictions): Disable noreturn heuristic when there
75 2008-12-05 Bernd Schmidt <bernd.schmidt@analog.com>
77 PR rtl-optimization/38272
78 * reload1.c (choose_reload_regs): Keep reload_spill_index correct
81 2008-12-05 Jakub Jelinek <jakub@redhat.com>
84 * c-pretty-print.c (pp_c_postfix_expression): Handle BIT_FIELD_REF.
85 (pp_c_expression): Likewise.
87 2008-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
90 * c-parser.c (struct c_token): Make pragma_kind 8 bits.
92 2008-12-05 Jakub Jelinek <jakub@redhat.com>
95 * fold-const.c (make_bit_field_ref): Change bitpos and bitsize
96 arguments to HOST_WIDE_INT. If type has different signedness
97 than unsignedp or different precision from bitsize, create
98 the right type for BIT_FIELD_REF and cast to type.
99 (fold_truthop): Change first_bit and end_bit to HOST_WIDE_INT.
102 2008-03-05 Richard Guenther <rguenther@suse.de>
104 * fold-const.c (fold_truthop): Remove code generating
105 BIT_FIELD_REFs of structure bases.
106 (fold_binary): Likewise.
107 (make_bit_field_ref): Remove.
108 (optimize_bit_field_compare): Remove.
109 (all_ones_mask_p): Remove.
111 2008-12-05 Jakub Jelinek <jakub@redhat.com>
113 * tree-sra.c (sra_explode_bitfield_assignment): Always
114 call unsigned_type_for, if the precision is higher than
115 needed, call build_nonstandard_integer_type.
118 * function.c (assign_parm_find_stack_rtl): If promoted_mode
119 is wider than DECL_MODE, adjust MEM_OFFSET (stack_parm) for
123 * builtins.c (expand_builtin_apply_args): Put before parm_birth_insn
124 only if internal_arg_pointer is a non-virtual pseudo.
126 2008-12-05 Joseph Myers <joseph@codesourcery.com>
128 * config/rs6000/rs6000.md (move_from_CR_gt_bit): Enable for
129 TARGET_HARD_FLOAT && !TARGET_FPRS, not TARGET_E500.
130 * config/rs6000/spe.md (e500_cr_ior_compare): Likewise.
132 2008-12-05 Jakub Jelinek <jakub@redhat.com>
134 PR tree-optimization/37716
135 * gimplify.c (gimplify_expr): Allow COND_EXPR if
136 gimplify_ctxp->allow_rhs_cond_expr.
138 2008-12-05 Uros Bizjak <ubizjak@gmail.com>
140 * config/alpha/alpha.c (alpha_fold_vector_minmax): Create
141 VIEW_CONVERT_EXPR to convert output to long_integer_type_node.
143 (alpha_emit_conditional_branch): Do not generate direct branch
144 for UNORDERED comparisons.
146 2008-12-05 Andreas Schwab <schwab@suse.de>
148 * config/rs6000/linux-unwind.h (frob_update_context): Check for
151 2008-12-05 Jakub Jelinek <jakub@redhat.com>
154 * fold-const.c (fold_checksum_tree): Change buf type to union
157 2008-12-05 Sebastian Pop <sebastian.pop@amd.com>
160 * Makefile.in (LIBS): Remove GMPLIBS, CLOOGLIBS and PPLLIBS.
162 (cc1-dummy, cc1): Add BACKENDLIBS, remove GMPLIBS.
164 2008-12-05 Ben Elliston <bje@au.ibm.com>
166 * c-parser.c (c_parser_enum_specifier): Initialise ident_loc and
168 (c_parser_initelt): Initialise des_loc and ellipsis_loc.
170 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
171 Gary Funck <gary@intrepid.com>
173 * cse.c (lookup_as_function): Delete mode frobbing code.
174 (equiv_constant): Re-implement it there for SUBREGs.
176 2008-12-04 Richard Guenther <rguenther@suse.de>
179 * Makefile.in (tree-ssa-alias-warnings.o): Remove.
180 (tree-ssa-structalias.o): Remove errors.h dependency.
181 (tree-ssa-reassoc.o): Likewise.
182 * tree-ssa-reassoc.c: Do not include errors.h.
183 * tree-ssa-alias-warnings.c: Remove.
184 * tree-ssa-alias.c (compute_may_aliases): Remove call to
185 strict_aliasing_warning_backend.
186 * tree-ssa-structalias.c (emit_pointer_definition): New function.
187 (emit_alias_warning): Likewise.
188 (set_uids_in_ptset): Warn for clear cases of type-punning.
189 * tree-inline.c (remap_gimple_op_r): Preserve TREE_NO_WARNING
192 2008-12-04 Eric Botcazou <ebotcazou@adacore.com>
194 * cse.c (equiv_constant): Fix pasto.
196 2008-12-04 Nick Clifton <nickc@redhat.com>
198 * config/stormy16/stormy16.md: Remove extraneous spaces and quotes.
199 * config/stormy16/stormy16.c: Remove extraneous spaces and fix up
200 formatting of quotes.
202 2008-12-04 Jakub Jelinek <jakub@redhat.com>
205 * fold-const.c (fold_checksum_tree): Allow modification of
208 2008-12-03 Jakub Jelinek <jakub@redhat.com>
211 * tree-ssa-ccp.c (ccp_fold_builtin): Bail out if the builtin doesn't
212 have the right number of arguments.
214 2008-12-03 Richard Guenther <rguenther@suse.de>
217 * gimplify.c (is_gimple_mem_or_call_rhs): Remove work-around for
220 2008-12-03 Tomas Bily <tbily@suse.cz>
223 * tree-loop-distribution.c (build_size_arg): New function.
224 (generate_memset_zero): Checks if dr_analyze_innermost succeed.
225 Reorganized generating of stmts.
226 * testsuite/gcc.dg/tree-ssa/pr38250.c: New file.
227 * tree-data-ref.c (dr_analyze_innermost): Returns bool.
228 Indicate if analysis succeed.
229 * tree-data-ref.h (dr_analyze_innermost): Returns bool.
230 * tree-predcom.c (valid_initializer_p, find_looparound_phi):
231 Uses new definition of dr_analyze_innermost.
233 2008-12-03 Ben Elliston <bje@au.ibm.com>
235 * tree-ssa-pre.c (do_regular_insertion): Initialise edoubleprime.
237 2008-12-03 Jakub Jelinek <jakub@redhat.com>
239 PR tree-optimization/37716
240 * tree-sra.c (sra_build_assignment): For scalar bitfield SRC construct
241 all the needed operations as trees and gimplify_assign it to dst.
244 * configure.ac (gcc_cv_readelf): Look for readelf.
245 (gcc_cv_as_cfi_advance_working): Check for working
246 cfi advances with code alignment factor > 1.
247 (HAVE_GAS_CFI_DIRECTIVE): Don't define if cfi advances
249 * configure: Regenerated.
251 2008-12-03 Eric Botcazou <ebotcazou@adacore.com>
252 Jakub Jelinek <jakub@redhat.com>
253 Andrew Pinski <andrew_pinski@playstation.sony.com>
255 PR rtl-optimization/38281
256 * combine.c (distribute_notes): When invoking SET_INSN_DELETED on i2,
257 set it to NULL_RTX afterwards.
259 * emit-rtl.c (set_insn_deleted): Fix formatting.
261 2008-12-02 Richard Sandiford <rdsandiford@googlemail.com>
263 * config/mips/mips.c (mips_expand_builtin): Fix the mode of the
265 * config/mips/mips.md (IMOVE32): New mode iterator.
266 (movsi): Generalize with IMOVE32.
267 (*movsi_internal): Likewise.
268 (*mov<mode>_mips16): Likewise.
271 2008-12-02 Nathan Sidwell <nathan@codesourcery.com>
272 Maxim Kuvyrkov <maxim@codesourcery.com>
274 * config/m68k/lb1sf68.asm (PICCALL, PICJUMP): Use GOT instead of
275 PC-relative addressing when compiling for uclinux PIC.
276 (__cmpdf_internal, __cmpsf_internal): Hide.
277 (__cmpdf, __cmpsf): Use PIC call sequence.
279 2008-12-02 Andreas Tobler <a.tobler@schweiz.org>
280 Jack Howarth <howarth@bromo.med.uc.edu>
282 * config/i386/t-darwin64: Add m32 multilib support.
284 2008-12-02 Jack Howarth <howarth@bromo.med.uc.edu>
286 * testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.
288 2008-12-02 Jakub Jelinek <jakub@redhat.com>
291 * builtins.c (fold_builtin_memory_op): Convert len to sizetype
292 before using it in POINTER_PLUS_EXPR.
294 2008-12-02 Richard Guenther <rguenther@suse.de>
296 PR tree-optimization/38359
297 * fold-const.c (fold_binary): Fold -1 >> x to -1 only for
300 2008-12-02 Martin Jambor <mjambor@suse.cz>
303 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not check
305 (forward_propagate_addr_into_variable_array_index): Check that the
306 offset is not computed from a MULT_EXPR, use is_gimple_assign rather
307 than the gimple code directly.
309 2008-12-02 Ben Elliston <bje@au.ibm.com>
311 * config/spu/float_disf.c (__floatdisf): Prototype.
312 * config/spu/float_unsdisf.c (__float_undisf): Likewise.
313 * config/spu/float_unssidf.c (__float_unssidf): Constify cast.
314 * config/spu/float_unsdidf.c (__float_unsdidf): Likewise.
316 2008-12-02 DJ Delorie <dj@redhat.com>
318 * config/stormy16/stormy16.h (INCOMING_FRAME_SP_OFFSET): Negate.
319 (DWARF_CIE_DATA_ALIGNMENT): Define.
321 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout):
322 Invert add/sub for INCOMING_FRAME_SP_OFFSET.
323 (xstormy16_expand_prologue): Likewise.
324 (xstormy16_expand_builtin_va_start): Likewise.
325 (xstormy16_gimplify_va_arg_expr): Likewise.
327 2008-12-02 Jakub Jelinek <jakub@redhat.com>
330 * builtins.c (expand_builtin_mempcpy_args): Handle COMPOUND_EXPRs
331 potentially returned from folding memcpy.
332 (expand_builtin_stpcpy_args): Similarly for folding strcpy.
333 (fold_builtin_2): Handle BUILT_IN_STPCPY if result is ignored.
335 2008-12-02 Danny Smith <dannysmith@users.sourceforge.net>
338 * config/i386/winnt.c (i386_pe_encode_section_info): Condition stdcall
339 decoration of function RTL names here on Ada language.
341 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
343 PR rtl-optimization/38280
344 * ira-build.c (loop_is_inside_p, regno_allocno_order_compare_func,
345 ira_rebuild_regno_allocno_list): New functions.
346 (regno_allocnos): New static variable.
347 (remove_unnecessary_allocnos): Allocate/deallocate regno_allocnos.
348 Call ira_rebuild_regno_allocno_list.
350 2008-12-01 David Daney <ddaney@caviumnetworks.com>
351 Adam Nemet <anemet@caviumnetworks.com>
353 * config/mips/linux64.h (DRIVER_SELF_SPECS): Add
354 LINUX_DRIVER_SELF_SPECS.
356 2008-12-01 Vladimir Makarov <vmakarov@redhat.com>
358 PR rtl-optimization/37514
359 * reload1.c (reload_as_needed): Invalidate reg_last_reload
362 2008-12-01 Jakub Jelinek <jakub@redhat.com>
365 * c-omp.c (c_finish_omp_for): Only transform pointer
366 ++ or -- into MODIFY_EXPR if second argument is non-NULL.
368 PR rtl-optimization/38245
369 * tree-vrp.c (abs_extent_range): New function.
370 (extract_range_from_binary_expr): Compute range
371 for *_DIV_EXPR even if vr1 is VR_VARYING, VR_ANTI_RANGE
372 or includes zero or if vr1 is VR_RANGE and op0 has some
375 2008-12-01 Uros Bizjak <ubizjak@gmail.com>
378 * config/alpha/alpha.c (alpha_split_atomic_op): Properly handle NAND
379 case by calculating ~(new_reg & val) instead of (~new_reg & val).
380 * config/alpha/sync.md (sync_nand<mode>): Change insn RTX
381 to (not:I48MODE (and:I48MODE (...))).
382 (sync_old_nand<mode>): Ditto.
383 (sync_new_nand<mode>): Ditto.
385 2008-12-01 Nick Clifton <nickc@redhat.com>
387 * config/stormy16/stormy16.md (CARRY_REG): New constant.
388 Replace uses of the "y" register class with direct references to
389 the CARRY_REG register.
390 * config/stormy16/stormy16.c: Replace clobbers of a BImode scratch
391 register with clobbers of the carry register.
392 (xstormy16_secondary_reload_class): Do not return CARRY_REGS.
393 (xstormy16_split_cbranch): Remove redundant carry parameter.
394 (xstormy16_expand_arith): Likewise.
395 * config/stormy16/stormy16.h (enum reg_class): Remove CARRY_REGS.
396 (IRA_COVER_CLASSES, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
397 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
398 (CARRY_REGNUM): Define.
399 * config/stormy16/stormy16-protos.h (xstormy16_split_cbranch):
401 (xstormy16_expand_arith): Likewise.
403 2008-12-01 Chen Liqin <liqin.chen@sunplusct.com>
405 * config/score/score.h (IRA_COVER_CLASSES): Define.
407 2008-11-30 Eric Botcazou <ebotcazou@adacore.com>
410 * config/sparc/sparc.md (divsi3 expander): Remove constraints.
411 (divsi3_sp32): Add new alternative with 'K' for operand #2.
412 (cmp_sdiv_cc_set): Factor common string.
413 (udivsi3_sp32): Add new alternative with 'K' for operand #2.
415 (cmp_udiv_cc_set): Factor common string.
417 2008-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
420 * varasm.c (emutls_finish): Fix common registration.
422 2008-11-29 Jakub Jelinek <jakub@redhat.com>
425 * config/sparc/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Redefine.
427 2008-11-29 David Edelsohn <edelsohn@gnu.org>
429 * config/rs6000/rs6000.c (rs6000_emit_sync): Remove support for
430 operand wrapped in NOT. Emit NAND as (ior (not X) (not Y)).
431 (rs6000_split_atomic_op): Emit NAND as (ior (not X) (not Y)).
432 * config/rs6000/sync.md (sync_nand<mode>): Represent NAND in RTL.
433 Call rs6000_emit_sync with CODE=NOT and unmodified operands.
434 Ignore sub-word case for now.
435 (sync_nand<mode>_internal): Represent NAND in RTL.
436 (sync_old_nand<mode): Same.
437 (sync_old_name<mode>_internal): Same.
438 (sync_new_nand<mode>): Same.
439 (sync_new_nand<mode>_internal): Same.
440 (sync_boolcshort_internal): Expect NAND.
442 2008-11-28 Richard Guenther <rguenther@suse.de>
444 PR tree-optimization/37955
445 PR tree-optimization/37742
446 * tree-vect-transform.c (vectorizable_store): Remove assert for
448 (vectorizable_load): Likewise.
450 2008-11-27 Richard Guenther <rguenther@suse.de>
452 * tree-ssa-structalias.c (intra_create_variable_infos): Make
453 a constraint for the static chain parameter.
455 2008-11-27 Bernd Schmidt <bernd.schmidt@analog.com>
457 * config/bfin/bfin.opt (micplb): New option.
458 * config/bfin/linux.h (SUBTARGET_DRIVER_SELF_SPECS): Set it.
459 * config/bfin/bfin-protos.h (WA_INDIRECT_CALLS,
460 ENABLE_WA_INDIRECT_CALLS): New macros.
461 * config/bfin/bfin.c (bfin_cpus): Add WA_INDIRECT_CALLS to
463 (indirect_call_p): New function.
464 (workaround_speculation): Handle anomaly 05-00-0426 when
465 ENABLE_WA_INDIRECT_CALLS is true.
466 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
467 __WORKAROUND_INDIRECT_CALLS if ENABLE_WA_INDIRECT_CALLS.
468 * doc/invoke.texi (Blackfin Options): Document -micplb.
470 2008-11-26 DJ Delorie <dj@redhat.com>
472 * config/m32c/mov.md ("extendhipsi2"): New.
474 * config/m32c/bitops.md (bset_qi): Add memsym_operand predicate.
476 * config/m32c/bitops.md (andhi3_24, iorhi3_24): Don't prefer HL class.
477 * config/m32c/mov.md (zero_extendqihi2): Likewise.
479 2008-11-26 Adam Nemet <anemet@caviumnetworks.com>
481 * config/mips/mips.md (clear_hazard): Rename to
482 clear_hazard_<mode>. Use mode-specific addition.
483 (clear_cache): Rename gen_clear_hazard to gen_clear_hazard_si
484 or gen_clear_hazard_di depending on the size of Pmode.
486 2008-11-26 DJ Delorie <dj@redhat.com>
488 * configure.ac: Test m32c-elf-gas for .loc.
489 * configure: Likewise.
491 2008-11-26 Janis Johnson <janis187@us.ibm.com>
494 * doc/sourcebuild.texi (Test Directives): Add dg-timeout and
497 2008-11-26 Uros Bizjak <ubizjak@gmail.com>
499 * config/i386/sync.md (memory_barrier_nosse): Disable also for
500 TARGET_64BIT. Remove special asm template for TARGET_64BIT case.
501 (memory_barrier): Do not generate memory_barrier_nosse instruction
503 * config/i386/sse.md (*sse2_mfence): Also enable for TARGET_64BIT.
505 2008-11-26 Fredrik Unger <fred@tree.se>
507 * config/soft-fp/floatuntisf.c (__floatuntisf): Correct
508 function name from __floatundisf.
509 * config/soft-fp/fixdfti.c (__fixdfti): Correct argument type to
512 2008-11-25 Daniel Berlin <dberlin@dberlin.org>
513 Richard Guenther <rguenther@suse.de>
515 PR tree-optimization/37869
516 * tree-ssa-structalias.c (struct constraint_graph): Remove
517 pt_used and number_incoming members.
518 (build_pred_graph): Do not allocate them.
519 (condense_visit): Do not use them.
520 (label_visit): Likewise.
521 (free_var_substitution_info): Do not free them.
523 2008-11-25 Vladimir Makarov <vmakarov@redhat.com>
525 * doc/invoke.texi (ira-max-loops-num): Change semantics.
527 * ira-int.h (struct ira_loop_tree_node): New member to_remove_p.
529 * ira-color.c (allocno_spill_priority): New function.
530 (remove_allocno_from_bucket_and_push, push_allocno_to_spill):
531 Print more info about the spilled allocno.
532 (push_allocnos_to_stack): Use allocno_spill_priority. Add more
535 * ira-build.c (loop_node_to_be_removed_p): Remove.
536 (loop_compare_func, mark_loops_for_removal): New functions.
537 (remove_uneccesary_loop_nodes_from_loop_t): Use member
539 (remove_unnecessary_allocnos): Call mark_loops_for_removal.
541 * ira.c (ira): Don't change flag_ira_algorithm.
543 * params.def (ira-max-loops-num): Change the value.
545 2008-11-25 Maxim Kuvyrkov <maxim@codesourcery.com>
547 * config/m68k/m68k.md (extendsidi2, extendsidi2_mem): Merge, clean up.
548 Disable unsupported alternative for ColdFire,
549 add new alternative that ColdFire can handle.
551 2008-11-25 Eric Botcazou <ebotcazou@adacore.com>
553 * regrename.c (merge_overlapping_regs): Add registers artificially
554 defined at the top of the basic block to the set of live ones just
555 before the first insn.
557 2008-11-25 H.J. Lu <hongjiu.lu@intel.com>
558 Joey Ye <joey.ye@intel.com>
561 * config/i386/i386.c (ix86_function_ok_for_sibcall): Return
562 false if we need to align the outgoing stack.
563 (ix86_update_stack_boundary): Check parm_stack_boundary.
565 2008-11-25 Richard Guenther <rguenther@suse.de>
569 * tree-ssa-alias.c (struct alias_info): Remove written_vars.
570 Remove dereferenced_ptrs_store and dereferenced_ptrs_load
571 in favor of dereferenced_ptrs.
572 (init_alias_info): Adjust.
573 (delete_alias_info): Likewise.
574 (compute_flow_insensitive_aliasing): Properly
575 include all aliased variables.
576 (update_alias_info_1): Use dereferenced_ptrs.
577 (setup_pointers_and_addressables): Likewise.
578 (get_smt_for): Honor ref-all pointers and pointers with known alias
580 * config/i386/i386.c (ix86_gimplify_va_arg): Use ref-all pointers.
582 2008-11-25 Uros Bizjak <ubizjak@gmail.com>
585 * config/i386/sync.md (memory_barrier_nosse): New insn pattern.
586 (memory_barrier): Generate memory_barrier_nosse insn for !TARGET_SSE2.
588 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
590 * config/m68k/m68k.md (cmpdi): Use (scratch) instead of pseudo.
592 2008-11-24 Richard Sandiford <rdsandiford@googlemail.com>
594 * config/mips/mips.h (ASM_OUTPUT_DEBUG_LABEL): Define.
596 2008-11-24 Maxim Kuvyrkov <maxim@codesourcery.com>
599 * config/m68k/m68k.md (ok_for_coldfire, enabled): New attributes.
600 (addsi_lshrsi_31): Add ColdFire-friendly alternatives.
602 2008-11-24 Uros Bizjak <ubizjak@gmail.com>
604 * config/i386/i386.md (UNSPECV_CMPXCHG): Rename from
605 UNSPECV_CMPXCHG_[12].
606 * config/i386/sync.md: Use UNSPECV_CMPXCHG instead of
607 UNSPECV_CMPXCHG_[12].
610 * config/i386/sync.md (memory_barrier): New expander.
612 2008-11-24 Jakub Jelinek <jakub@redhat.com>
615 * dse.c (find_shift_sequence): Optimize extraction from a constant.
617 2008-11-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
619 * pa.c (function_arg): Revert 2008-10-26 change.
621 2008-11-23 Helge Deller <deller@gmx.de>
623 * pa/linux-atomic.c (EBUSY): Define if not _LP64.
624 (__kernel_cmpxchg): Return -EBUSY if the kernel LWS call
625 succeeded and lws_ret is not equal to oldval.
627 2008-11-23 Kaz Kojima <kkojima@gcc.gnu.org>
629 * config/sh/sh.md (consttable_4): Call mark_symbol_refs_as_used.
631 2008-11-22 Andreas Schwab <schwab@suse.de>
633 * varasm.c (default_file_start): Suppress ASM_APP_OFF also with
636 2008-11-22 Adam Nemet <anemet@caviumnetworks.com>
638 * config/mips/mips.md (rdhwr): Rename to rdhwr_synci_step_<mode>.
639 Use constant 1 as the operand.
640 * config/mips/mips.c (mips_expand_synci_loop): Make INC Pmode.
641 Rename gen_rdhwr to gen_rdhwr_synci_step_si or
642 gen_rdhwr_synci_step_di depending on the size of Pmode.
644 2008-11-22 Uros Bizjak <ubizjak@gmail.com>
647 * config/i386/i386.md (SWI248): New mode iterator.
648 (SWI32): Remove mode iterator.
649 (popcount<mode>2): Rename from popcounthi2, popcountsi2 and
650 popcounthi2 insn patterns. Macroize pattern using SWI248 mode
651 iterator. Generate popcnt mnemonic without mode extensions
652 for Darwin x86 targets.
653 (*popcount<mode>2_cmp): Ditto.
654 (*popcountsi2_cmp_zext): Generate popcnt mnemonic without mode
655 extensions for Darwin x86 targets.
657 2008-11-22 Eric Botcazou <ebotcazou@adacore.com>
659 * config/sparc/sparc.c (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define
660 only if HAVE_AS_SPARC_UA_PCREL is defined.
662 2008-11-22 Richard Sandiford <rdsandiford@googlemail.com>
664 * ira-costs.c (find_allocno_class_costs): Work out the maximum
665 allocno_costs value of the classees with the lowest total_costs
666 value. Use this to set ALLOCNO_COVER_CLASS_COST here...
667 (setup_allocno_cover_class_and_costs): ...rather than here.
668 Use the ALLOCNO_COVER_CLASS_COST for all registers in the
671 2008-11-22 Jakub Jelinek <jakub@redhat.com>
674 * builtins.c (expand_builtin_apply_args): Emit sequence before
675 parm_birth_insn instead of after entry_of_function's first insn.
678 * function.c (assign_parm_remove_parallels): Pass
679 data->passed_type as third argument to emit_group_store.
682 * final.c (mark_symbol_refs_as_used): New function.
683 * output.h (mark_symbol_refs_as_used): New prototype.
684 * config/s390/s390.c (s390_mark_symbol_ref_as_used): Removed.
685 (s390_output_pool_entry): Use mark_symbol_refs_as_used.
686 * config/arm/arm.md (consttable_4): Likewise.
689 * doc/invoke.texi: Adjust wording of -mcmodel=medium description.
691 2008-11-21 Jakub Jelinek <jakub@redhat.com>
694 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
695 propagate x = &a into *x = b if conversion from b to a's type is
698 2008-11-21 Eric Botcazou <ebotcazou@adacore.com>
700 * caller-save.c (insert_one_insn): Take into account REG_INC notes
701 for the liveness computation of the new insn.
703 2008-11-21 DJ Delorie <dj@redhat.com>
705 * config/stormy16/stormy16.md (movqi_internal, movhi_internal):
706 Moves to/from below100 space (W) can only use r0-r7.
708 2008-11-21 Paolo Carlini <paolo.carlini@oracle.com>
711 * doc/invoke.texi (Optimization Options): Fix typo.
713 2008-11-21 H.J. Lu <hongjiu.lu@intel.com>
714 Xuepeng Guo <xuepeng.guo@intel.com>
716 * config.gcc (extra_headers): For x86 and x86-64, remove
717 gmmintrin.h, add immintrin.h and avxintrin.h.
719 * config/i386/gmmintrin.h: Renamed to ...
720 * config/i386/avxintrin.h: This. Issue an error if
721 _IMMINTRIN_H_INCLUDED is undedined.
723 * config/i386/immintrin.h: New.
725 2008-11-21 Jakub Jelinek <jakub@redhat.com>
728 * reload1.c (eliminate_regs_in_insn): For trunc_int_for_mode use
729 mode of PLUS, not mode of the eliminated register.
731 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
733 * config/i386/mmx.md (mmx_nand<mode>3): Rename to mmx_andnot<mode>3.
734 * config/i386/sse.md (avx_nand<mode>3): Rename to avx_andnot<mode>3.
735 (<sse>_nand<mode>3): Rename to <sse>_andnot<mode>3.
736 (sse2_nand<mode>3): Rename to sse2_andnot<mode>3.
737 (*sse_nand<mode>3): Rename to *sse_andnot<mode>3.
738 (*avx_nand<mode>3): Rename to *avx_andnot<mode>3.
739 (*nand<mode>3): Rename to *andnot<mode>3.
740 (*nandtf3): rename to *andnottf3.
741 * config/i386/i386.c (bdesc_args) [IX86_BUILTIN_PANDN]:
742 Use CODE_FOR_mmx_andnotv2si3.
743 [IX86_BUILTIN_ANDNPS]: Use CODE_FOR_sse_andnotv4sf3.
744 [IX86_BUILTIN_ANDNPD]: Use CODE_FOR_sse2_andnotv2df3.
745 [IX86_BUILTIN_PANDN128]: Use CODE_FOR_sse2_andnotv2di3.
746 [IX86_BUILTIN_ANDNPS256]: Use CODE_FOR_avx_andnotv8sf3.
747 [IX86_BUILTIN_ANDNPD256]: Use CODE_FOR_avx_andnotv4df3.
749 2008-11-21 Uros Bizjak <ubizjak@gmail.com>
752 * config/ia64/ia64.c (ia64_expand_atomic_op): Properly handle NAND
753 case by calculating ~(new_reg & val) instead of (~new_reg & val).
754 * config/ia64/sync.md (sync_nand<mode>): Change insn RTX
755 to (not:IMODE (and:IMODE (...))).
756 (sync_old_nand<mode>): Ditto.
757 (sync_new_nand<mode>): Ditto.
759 2008-11-20 Joseph Myers <joseph@codesourcery.com>
761 * config/arm/thumb2.md (thumb2_casesi_internal,
762 thumb2_casesi_internal_pic): Use earlyclobber for scratch operand 4.
764 2008-11-20 Andreas Krebbel <krebbel1@de.ibm.com>
766 * gcc/config/s390/s390.c (s390_expand_atomic): Adjust QI/HI atomic
767 nand to the changed 4.4 semantic.
769 2008-11-20 Jakub Jelinek <jakub@redhat.com>
772 * builtins.c (SLOW_UNALIGNED_ACCESS): Define if not defined.
773 (fold_builtin_memory_op): Handle even the case where just one
774 of src and dest is an address of a var decl component, using
775 TYPE_REF_CAN_ALIAS_ALL pointers. Remove is_gimple_min_invariant
776 and readonly_data_expr src check.
777 * tree-ssa-sccvn.c (DFS): Use clear_and_done_ssa_iter to shut
780 PR rtl-optimization/36998
781 * dwarf2out.c (stack_adjust_offset): Add cur_args_size and cur_offset
782 arguments. Handle sp = reg and (set (foo) (mem (pre_inc (reg sp)))).
783 (compute_barrier_args_size_1, dwarf2out_frame_debug_expr): Adjust
784 stack_adjust_offset callers.
785 (dwarf2out_stack_adjust): Likewise. Handle insns in annulled
787 (compute_barrier_args_size): Handle insns in annulled branches
790 2008-11-20 Uros Bizjak <ubizjak@gmail.com>
793 * config/i386/i386.c (classify_argument) [integer mode size <= 64bit]:
794 Handle cases when integer argument crosses argument register boundary.
796 2008-11-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
799 * config.gcc (i[34567]86-*-solaris2*): Don't include
800 i386/t-crtstuff here.
801 Move extra_parts, i386/t-sol2 in tmake_file to libgcc/config.host.
802 * config/i386/t-sol2: Move to libgcc/config/i386.
804 2008-11-20 Samuel Thibault <samuel.thibault@ens-lyon.org>
807 * tlink.c: Include "libiberty.h".
808 (initial_cwd): Change type into char *.
809 (tlink_init): Call getpwd instead of getcwd.
811 2008-11-19 Zdenek Dvorak <ook@ucw.cz>
813 PR rtl-optimization/32283
814 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Use type of the base
815 of the induction variable to decide whether it may wrap.
816 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Emit the
817 initialization of the bound before the loop.
818 * simplify-rtx.c (simplify_binary_operation_1): Add two
819 simplifications regarding AND.
820 (simplify_plus_minus): Only fail if no simplification is possible.
821 * loop-iv.c (simple_rhs_p): Consider reg + reg and reg << cst simple.
823 2008-11-20 Jakub Jelinek <jakub@redhat.com>
826 * gimplify.c (gimplify_call_expr): Defer most of the cannot inline
827 checking until GIMPLE lowering.
828 * gimple-low.c (check_call_args): New function.
829 (lower_stmt) <case GIMPLE_CALL>: Call it.
831 2008-11-19 Adam Nemet <anemet@caviumnetworks.com>
833 * config/mips/mips.c (mips_gimplify_va_arg_expr): Use -rsize
834 with the same type as the first operand of the AND expression.
836 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
839 * ira-int.h (struct ira_loop_tree_node): New member
840 entered_from_non_parent_p.
842 * ira-color.c (print_loop_title): Print loop bbs.
844 * ira-emit.c (entered_from_non_parent_p,
845 setup_entered_from_non_parent_p): New functions.
846 (not_modified_p): Rename to store_can_be_removed_p. Check there
848 (generate_edge_moves): Use store_can_be_removed_p instead of
850 (ira_emit): Call setup_entered_from_non_parent_p.
852 * ira-build.c (copy_info_to_removed_store_destinations):
853 Accumulate CALL_FREQ, CALL_CROSSED_NUM, and
854 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
855 (ira_flattening): Don't CHECK MEM_OPTIMIZED_DEST[_P], always
856 update all accumulated attributes.
858 2008-11-19 Vladimir Makarov <vmakarov@redhat.com>
861 * ira-int.h (ira_copy_allocno_live_range_list,
862 ira_merge_allocno_live_ranges, ira_allocno_live_ranges_intersect_p,
863 ira_finish_allocno_live_range_list): New prototypes.
864 (ira_allocno_live_ranges_intersect_p,
865 ira_pseudo_live_ranges_intersect_p): Remove.
867 * ira-conflicts.c (ira_allocno_live_ranges_intersect_p,
868 ira_pseudo_live_ranges_intersect_p): Rename to
869 allocnos_have_intersected_live_ranges_p and
870 pseudos_have_intersected_live_ranges_p. Move them from here to ...
872 * ira-color.c: ... here
873 (coalesced_allocno_conflict_p): Use
874 allocnos_have_intersected_live_ranges_p.
875 (coalesced_allocnos_living_at_program_points,
876 coalesced_allocnos_live_at_points_p,
877 set_coalesced_allocnos_live_points): Remove.
878 (slot_coalesced_allocnos_live_ranges,
879 slot_coalesced_allocno_live_ranges_intersect_p,
880 setup_slot_coalesced_allocno_live_ranges): New.
881 (coalesce_spill_slots): Use ranges of coalesced allocnos.
882 (ira_sort_regnos_for_alter_reg): Use
883 allocnos_have_intersected_live_ranges_p.
884 (ira_reuse_stack_slot): Use
885 pseudos_have_intersected_live_ranges_p.
887 * global.c (pseudo_for_reload_consideration_p): Check
888 flag_ira_share_spill_slots too.
890 * ira-build.c (copy_allocno_live_range_list): Rename to
891 ira_copy_allocno_live_range_list. Make it external.
892 (merge_ranges): Rename to ira_merge_allocno_live_ranges. Make it
894 (ira_allocno_live_ranges_intersect_p): New.
895 (ira_finish_allocno_live_range_list): New.
896 (finish_allocno): Use it.
897 (remove_unnecessary_allocnos): Use ira_merge_allocno_live_ranges.
898 (copy_info_to_removed_store_destinations): Ditto. Use
899 ira_copy_allocno_live_range_list.
900 (ira_flattening): Use ira_merge_allocno_live_ranges.
902 * ira.c (too_high_register_pressure_p): New function.
903 (ira): Switch off sharing spill slots if the pressure is too high.
905 2008-11-19 Richard Guenther <rguenther@suse.de>
907 * tree.c (build2_stat): Allow non-POINTER_PLUS_EXPRs with
908 non-sizetype offsets if their precision matches that of the pointer.
909 * expr.c (expand_expr_real_1): Always sign-extend the offset
910 operand of a POINTER_PLUS_EXPR.
912 2008-11-19 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
914 * config.gcc: Unobsolete mips-sgi-irix[56]*.
915 (mips-sgi-irix[56]*): No need to use fixproto.
917 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
918 Paul Brook <paul@codesourcery.com>
920 * config/m68k/lb1sf68.asm: Add GNU-stack annotation to avoid
923 2008-11-19 Maxim Kuvyrkov <maxim@codesourcery.com>
925 * config/m68k/m68k.c (sched_attr_op_type): Handle all CONSTs.
927 2008-11-19 Razya Ladelsky <razya@il.ibm.com>
930 * tree-parloops.c (loop_parallel_p): NULL vect_dump.
931 (separate_decls_in_region): Create shared struct even when there
934 2008-11-19 Hariharan Sandanagobalane <hariharan@picochip.com>
936 * config/picochip/picochip.c (headers): Remove an unnecessary
939 2008-11-19 Andrew Stubbs <ams@codesourcery.com>
942 * config/m68k/m68k.h (CC_OVERFLOW_UNUSABLE, CC_NO_CARRY): New defines.
943 * config/m68k/m68k.c (notice_update_cc): Set cc_status properly for
945 * config/m68k/m68k.md: Adjust all conditional branches that use the
946 carry and overflow flags so they understand CC_OVERFLOW_UNUSABLE.
948 2008-11-18 Uros Bizjak <ubizjak@gmail.com>
951 * config/mips/mips.md (move_doubleword_fpr<mode>): Check that "high"
952 is a register or zero operand in the correct mode before generating
953 mtch1 insn or a register operand in the correct mode before generating
955 (mtch1<mode>): Correct operand 1 predicate to reg_or_0_operand.
957 2008-11-18 Adam Nemet <anemet@caviumnetworks.com>
959 * config.gcc (mips*-sde-elf*): Handle mipsisa64r2*.
960 (mipsisa64r2-*-elf*, mipsisa64r2el-*-elf*): Add new cases to
961 mipsisa*-*-elf*. Handle mipsisa64r2*.
962 * config/mips/sde.h (LINK_SPEC): Handle -mips64r2.
963 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
965 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64.
966 * config/mips/t-sde (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
968 (MULTILIB_EXCLUSIONS): Add mips64r2/mfp64. Add mips64r2/mips16.
969 Fix mips16 if mips64 or mips64r2 are multilib defaults.
970 * config/mips/t-sdemtk (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Add
973 2008-11-18 Jakub Jelinek <jakub@redhat.com>
976 * config/i386/i386.md (allocate_stack_worker_32,
977 allocate_stack_worker_64): Don't use match_dup between input and
979 (allocate_stack): Adjust gen_stack_worker_{32,64} caller.
980 * config/i386/i386.c (ix86_expand_prologue): Likewise.
982 2008-11-18 Kai Tietz <kai.tietz@onevision.com>
984 * config/i386/t-cygming (SHLIB_LINK): Make sure that $(SHLIB_MAP).def
985 is forced when trying to do a symbol link for it.
987 2008-11-17 Adam Nemet <anemet@caviumnetworks.com>
989 * expmed.c (extract_bit_field_1): Also use a temporary and
990 convert_extracted_bit_field when the conversion from ext_mode to
991 the target mode requires explicit truncation.
993 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
995 * config/mips/mips.h (REG_ALLOC_ORDER): Put accumulators first.
997 * config/mips/mips.c (mips_ira_cover_classes): Don't use accumulator
998 registers when not optimizing.
1000 2008-11-17 Richard Sandiford <rdsandiford@googlemail.com>
1002 * config/mips/mips.md (*mul_acc_si): Remove middle alternative
1003 and its associated define_split. Expose the all-d alternative
1004 to the register allocator, but mark it with "?". Mark the first
1005 alternative with "*?*?".
1006 (*mul_sub_si): Likewise.
1007 (*mul_acc_si_r3900): New pattern.
1009 2008-11-17 Jakub Jelinek <jakub@redhat.com>
1012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If
1013 propagating x = &a into *x = b, add a cast if not useless
1014 type conversion or don't optimize if another stmt would be
1017 2008-11-17 Uros Bizjak <ubizjak@gmail.com>
1020 * optabs.c (expand_sync_operation): Properly handle NAND case
1021 by calculating ~(t1 & val) instead of (~t1 & val).
1022 * builtins.c (expand_builtin_sync_operation): Warn for changed
1023 semantics in NAND builtins.
1024 * c.opt (Wsync-nand): New warning option. Describe -Wsync-nand.
1026 * doc/invoke.texi (Warning options): Add Wsync-nand.
1027 * doc/extend.texi (Atomic Builtins) [__sync_fetch_and_nand]: Correct
1028 __sync_fetch_and_nand builtin operation in the example. Add a note
1029 about changed semantics in GCC 4.4.
1030 [__sync_nand_and_fetch]: Correct __sync_nand_and_fetch builtin
1031 operation in the example. Add a note about changed semantics in
1034 2008-11-16 Jan Hubicka <jh@suse.cz>
1036 * cgraph.c (cgraph_function_body_availability): Fix test of externally
1039 2008-11-16 Joshua Kinard <kumba@gentoo.org>
1041 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Map -march=r1[0246]000
1044 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1047 * config/mips/mips.c (mips_cfun_call_saved_reg_p)
1048 (mips_cfun_might_clobber_call_saved_reg_p): New functions,
1050 (mips_save_reg_p): ...here. Always consult TARGET_CALL_SAVED_GP
1051 rather than call_really_used_regs when handling $gp.
1053 2008-11-16 Richard Sandiford <rdsandiford@googlemail.com>
1056 * config/mips/mips.c (machine_function): Update the comment
1057 above global_pointer.
1058 (mips_global_pointer): Use INVALID_REGNUM rather than 0 to indicate
1059 that a function doesn't need a global pointer.
1060 (mips_current_loadgp_style): Update accordingly.
1061 (mips_restore_gp): Likewise.
1062 (mips_output_cplocal): Likewise.
1063 (mips_expand_prologue): Likewise.
1065 2008-11-16 Eric Botcazou <ebotcazou@adacore.com>
1067 * config/sparc/sparc.c (function_arg_vector_value): Remove 'base_mode'
1068 parameter. Use DImode for computing the number of registers.
1069 (function_arg): Adjust for above change.
1070 (function_value): Likewise.
1072 2008-11-15 Zdenek Dvorak <ook@ucw.cz>
1074 PR tree-optimization/37950
1075 * tree-flow-inline.h (memory_partition): Return NULL when aliases were
1076 not computed for the current function.
1078 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1081 * config/i386/i386.c (ix86_gimplify_va_arg): Don't share valist between
1082 gpr and other COMPONENT_REFs.
1084 2008-11-15 Richard Guenther <rguenther@suse.de>
1086 PR tree-optimization/38051
1087 * tree-ssa-alias.c (update_alias_info_1): Manually find
1090 2008-11-15 Joshua Kinard <kumba@gentoo.org>
1092 * doc/invoke.texi (-mfix-r10000): Document.
1093 * config/mips/mips.opt (mfix-r10000): New option.
1094 * config/mips/mips-protos.h (mips_output_sync_loop): Declare.
1095 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Use %?.
1096 (MIPS_COMPARE_AND_SWAP_12): Likewise.
1097 (MIPS_SYNC_OP): Likewise.
1098 (MIPS_SYNC_OP_12): Likewise.
1099 (MIPS_SYNC_OLD_OP_12): Likewise.
1100 (MIPS_SYNC_NEW_OP_12): Likewise.
1101 (MIPS_SYNC_OLD_OP): Likewise.
1102 (MIPS_SYNC_NAND): Likewise.
1103 (MIPS_SYNC_OLD_NAND): Likewise.
1104 (MIPS_SYNC_EXCHANGE): Likewise.
1105 (MIPS_SYNC_EXCHANGE_12): Likewise.
1106 (MIPS_SYNC_NEW_OP): Likewise, using %~ to fill branch-likely
1108 (MIPS_SYNC_NEW_NAND): Likewise.
1109 * config/mips/mips.c (mips_print_operand_punctuation): Handle '~'.
1110 (mips_init_print_operand_punct): Treat '~' as a punctuation character.
1111 (mips_output_sync_loop): New function.
1112 (mips_override_options): Make -march=r10000 imply -mfix-r10000.
1113 Make -mfix-r10000 require branch-likely instructions.
1114 * config/mips/sync.md (sync_compare_and_swap<mode>): Use
1115 mips_output_sync_loop.
1116 (compare_and_swap_12): Likewise.
1117 (sync_add<mode>): Likewise.
1118 (sync_<optab>_12): Likewise.
1119 (sync_old_<optab>_12): Likewise.
1120 (sync_new_<optab>_12): Likewise.
1121 (sync_nand_12): Likewise.
1122 (sync_old_nand_12): Likewise.
1123 (sync_new_nand_12): Likewise.
1124 (sync_sub<mode>): Likewise.
1125 (sync_old_add<mode>): Likewise.
1126 (sync_old_sub<mode>): Likewise.
1127 (sync_new_add<mode>): Likewise.
1128 (sync_new_sub<mode>): Likewise.
1129 (sync_<optab><mode>): Likewise.
1130 (sync_old_<optab><mode>): Likewise.
1131 (sync_new_<optab><mode>): Likewise.
1132 (sync_nand<mode>): Likewise.
1133 (sync_old_nand<mode>): Likewise.
1134 (sync_new_nand<mode>): Likewise.
1135 (sync_lock_test_and_set<mode>): Likewise.
1136 (test_and_set_12): Likewise.
1138 2008-11-15 Eric Botcazou <ebotcazou@adacore.com>
1140 * gcc.c (cc1_options): Fix comment.
1142 2008-11-15 Jakub Jelinek <jakub@redhat.com>
1145 * c-typeck.c (build_unary_op): Don't call get_unwidened. Use
1146 argtype instead of result_type.
1148 2008-11-14 Adam Nemet <anemet@caviumnetworks.com>
1150 * ira-int.h (struct ira_loop_tree_node): Improve comments for
1151 subloop_next/next and subloops/childen fields.
1153 2008-11-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1155 * config/spu/spu-elf.h (STANDARD_STARTFILE_PREFIX_2): Disable default.
1156 (STANDARD_INCLUDE_DIR): Redefine to "/include".
1157 (LOCAL_INCLUDE_DIR): Undefine.
1158 * config/spu/t-spu-elf (NATIVE_SYSTEM_HEADER_DIR): Define.
1160 2008-11-14 Vladimir Makarov <vmakarov@redhat.com>
1162 PR rtl-optimization/37397
1163 * ira-int.h (struct ira_allocno): New member bad_spill_p.
1164 (ALLOCNO_BAD_SPILL_P): New macro.
1166 * ira-color.c (push_allocnos_to_stack): Check ALLOCNO_BAD_SPILL_P.
1168 * ira-build.c (ira_create_allocno): Initialize ALLOCNO_BAD_SPILL_P.
1169 (create_cap_allocno, propagate_allocno_info,
1170 remove_unnecessary_allocnos): Set up or update ALLOCNO_BAD_SPILL_P.
1171 (update_bad_spill_attribute): New function.
1172 (ira_build): Call it.
1174 * ira-costs.c (record_reg_classes): Set up ALLOCNO_BAD_SPILL_P.
1176 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1178 PR tree-optimization/38104
1179 * gimplify.c (gimple_regimplify_operands): Add referenced vars
1180 before calling mark_symbols_for_renaming, not after it.
1182 2008-11-14 Kaz Kojima <kkojima@gcc.gnu.org>
1184 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Revert last change.
1185 (OVERRIDE_OPTIONS): Likewise.
1187 2008-11-14 Maxim Kuvyrkov <maxim@codesourcery.com>
1188 Andrew Stubbs <ams@codesourcery.com>
1189 Gunnar Von Boehn <gunnar@genesi-usa.com>
1192 * config/m68k/m68k.md (addsi3_5200): Add a new alternative preferring
1193 the shorter LEA insn over ADD.L where possible.
1195 2008-11-14 Thomas Schwinge <tschwinge@gnu.org>
1197 * configure.ac (gcc_cv_libc_provides_ssp): Also consider GNU/Hurd
1198 systems, which are assumend to always provide SSP-support in glibc.
1199 Also consider GNU/kFreeBSD, GNU/kNetBSD systems in the `*-*-linux*'
1201 * configure: Regenerate.
1203 2008-11-14 Jakub Jelinek <jakub@redhat.com>
1206 * function.c (gimplify_parameters): For callee copies parameters,
1207 move TREE_ADDRESSABLE flag from the PARM_DECL to the local copy.
1209 2008-11-13 Thomas Schwinge <tschwinge@gnu.org>
1212 * config.gcc (*-*-gnu*): Move Alpha parts into the `alpha*-*-gnu*',
1213 x86 parts into the `i[34567]86-*-linux*' and parts that are
1214 independent of the processor architecture into the `*-*-linux*' cases.
1215 (*-*-linux*): Consider `linux.opt' only for Linux-based configurations.
1216 * config/i386/gnu.h (GLIBC_DYNAMIC_LINKER): Redefine.
1217 (TARGET_OS_CPP_BUILTINS, LINK_SPEC): Don't redefine.
1218 [TARGET_LIBC_PROVIDES_SSP] (TARGET_THREAD_SSP_OFFSET): Undefine.
1219 * config/gnu.h (NO_IMPLICIT_EXTERN_C): Don't redefine.
1220 (HURD_TARGET_OS_CPP_BUILTINS): Don't define, but instead...
1221 (LINUX_TARGET_OS_CPP_BUILTINS): Redefine.
1223 2008-11-13 Ruan Beihong <ruanbeihong@gmail.com>
1225 * config/mips/loongson.md (<u>div<mode>3, <u>mod<mode>3): New patterns.
1226 * config/mips/loongson2ef.md (ls2_imult): Handle imul3nc.
1227 (ls2_idiv): Likewise idiv3.
1228 (ls2_prefetch): New reservation.
1229 * config/mips/mips.h (ISA_HAS_PREFETCH): Add TARGET_LOONGSON_2EF.
1230 * config/mips/mips.md (type): Add imul3nc and idiv3.
1231 (length): Handle idiv3.
1232 (any_mod): New code_iterator.
1233 (u): Handle MOD and UMOD.
1234 (mul<mode>3): Generate mul<mode>3_mul3_ls2ef on Loongson targets.
1235 (prefetch): Handle TARGET_LOONGSON_2EF.
1237 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1240 * dwarf2out.c (prune_unused_types_walk_local_classes): New function.
1241 (prune_unused_types_walk): Call it for non-perennial local classes.
1242 Set die_mark to 2 if recursing on children. If die_mark is 1 on
1243 entry, just set it to 2 and recurse on children, don't walk attributes
1246 2008-11-13 Martin Michlmayr <tbm@cyrius.com>
1248 * c-common.c (warn_about_parentheses): Add missing whitespace
1251 2008-11-13 Paul Brook <paul@codesourcery.com>
1253 * doc/invoke.texi: Document --fix-cortex-m3.
1254 * config/arm/arm.c (arm_override_options): Set fix_cm3_ldrd if
1255 Cortex-M3 cpu is selected.
1256 (output_move_double): Avoid overlapping base register and first
1257 destination register when fix_cm3_ldrd.
1258 * config/arm/arm.opt: Add mfix-cortex-m3-ldrd.
1260 2008-11-13 Jakub Jelinek <jakub@redhat.com>
1263 * gimple.h (gimple_range_check_failed): Remove prototype.
1264 * gimple.c (gimple_check_failed): Don't check GCC_VERSION
1266 (gimple_range_check_failed): Removed.
1268 2008-11-13 Andrew Haley <aph@redhat.com>
1271 * mcf.c (CAP_INFINITY): Use HOST_WIDEST_INT maximum, not GCC specific
1274 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1278 2007-05-07 Mike Stump <mrs@apple.com>
1279 * doc/invoke.texi (Warning Options): Document that -Wempty-body
1280 also checks for and while statements in C++.
1282 2008-11-12 Dodji Seketeli <dodji@redhat.com>
1285 * cgraph.h: New abstract_and_needed member to struct cgraph_node.
1286 * cgraphunit.c (cgraph_analyze_functions): Flag abstract functions
1287 - which clones are reachable - as "abstract and needed".
1288 * cgraph.c (cgraph_release_function_body): If a node is
1289 "abstract and needed", do not release its DECL_INITIAL() content
1290 that will be needed to emit debug info.
1292 2008-11-12 Steve Ellcey <sje@cup.hp.com>
1295 * configure.ac (GCC_CHECK_UNWIND_GETIPINFO): Use this macro
1296 to set HAVE_GETIPINFO.
1297 * aclocal.m4: Include ../config/unwind_ipinfo.m4.
1298 * configure: Regenerate.
1299 * config.in: Regenerate.
1301 2008-11-12 Jack Howarth <howarth@bromo.med.uc.edu>
1304 * gcc/config.gcc: Use darwin9.h on darwin10 as well.
1306 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1309 2008-10-21 Jakub Jelinek <jakub@redhat.com>
1310 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
1312 2008-11-12 Jason Merrill <jason@redhat.com>
1315 * c-common.c (c_common_signed_or_unsigned_type): Remove C++
1318 2008-11-12 Anatoly Sokolov <aesok@post.ru>
1320 * config/avr/avr.c (avr_mcu_t): Add atmega16hvb, atmega32hvb,
1321 atmega4hvd, atmega8hvd, atmega64c1, atmega64m1, atmega16u4 and
1323 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1324 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1326 2008-11-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1328 * gcc/config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Remove
1329 packed-stack special handling.
1330 (FRAME_ADDR_RTX): Add definition.
1332 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1335 * fold-const.c (native_encode_string): New function.
1336 (native_encode_expr): Use it for STRING_CST.
1338 2008-11-12 DJ Delorie <dj@redhat.com>
1340 * config/m32c/cond.md (cond_to_int peephole2): Don't eliminate the
1341 insns if the intermediate value will be used later.
1343 2008-11-12 Andreas Schwab <schwab@suse.de>
1345 * config/m68k/m68k.c (print_operand): Mask off extra extension
1346 bits when writing out the representation of real values.
1348 2008-11-12 Ira Rosen <irar@il.ibm.com>
1350 PR tree-optimization/38079
1351 * tree-vect-analyze.c (vect_analyze_data_refs): Replace dump_file
1354 2008-11-12 Jakub Jelinek <jakub@redhat.com>
1357 * c-pretty-print.c (pp_c_complex_expr): New function.
1358 (pp_c_postfix_expression) <case COMPLEX_EXPR>: Call it.
1361 * expr.c (expand_expr_addr_expr_1): If EXP needs bigger alignment
1362 than INNER and INNER is a constant, forcibly align INNER as much
1365 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1367 * cse.c (fold_rtx): Remove redundant gen_rtx_CONST.
1369 2008-11-11 Richard Sandiford <rdsandiford@googlemail.com>
1371 PR rtl-optimization/37363
1372 * simplify-rtx.c (simplify_plus_minus): Don't create
1373 (const (minus ...)) expresisons.
1375 2008-11-11 Eric Botcazou <ebotcazou@adacore.com>
1377 * ira-lives.c (process_bb_node_lives): Restore EH_RETURN_DATA_REGNO
1380 2008-11-10 Catherine Moore <clm@codesourcery.com>
1382 * config.gcc (mips64vrel-*-elf*): Include the tm_file
1384 * config/mips/linux.h (LINUX_DRIVER_SELF_SPECS): New.
1385 (BASE_DRIVER_SELF_SPECS): Remove.
1386 (DRIVER_SELF_SPECS): New definition.
1387 * config/mips/elfoabi.h: (DRIVER_SELF_SPECS): Include
1388 BASE_DRIVER_SELF_SPECS.
1389 * config/mips/sde.h: Likewise.
1390 * config/mips/iris6.h: Likewise.
1391 * config/mips/vr.h: Likewise.
1392 * config/mips/mips.h (BASE_DRIVER_SELF_SPECS): New.
1394 2008-11-10 Vladimir Makarov <vmakarov@redhat.com>
1396 PR rtl-optimizations/37948
1397 * ira-int.h (struct ira_allocno_copy): New member constraint_p.
1398 (ira_create_copy, ira_add_allocno_copy): New parameter.
1400 * ira-conflicts.c (process_regs_for_copy): New parameter. Pass it
1401 to ira_add_allocno_copy.
1402 (process_reg_shuffles, add_insn_allocno_copies): Pass a new
1403 parameter to process_regs_for_copy.
1404 (propagate_copies): Pass a new parameter to ira_add_allocno_copy.
1405 Fix typo in passing second allocno to ira_add_allocno_copy.
1407 * ira-color.c (update_conflict_hard_regno_costs): Use head of
1408 coalesced allocnos list.
1409 (assign_hard_reg): Ditto. Check that assigned allocnos are not in
1411 (add_ira_allocno_to_bucket): Rename to add_allocno_to_bucket.
1412 (add_ira_allocno_to_ordered_bucket): Rename to
1413 add_allocno_to_ordered_bucket.
1414 (push_ira_allocno_to_stack): Rename to push_allocno_to_stack. Use
1415 head of coalesced allocnos list.
1416 (push_allocnos_to_stack): Remove calculation of ALLOCNO_TEMP.
1417 Check that it is aready calculated.
1418 (push_ira_allocno_to_spill): Rename to push_ira_allocno_to_spill.
1419 (setup_allocno_left_conflicts_num): Use head of coalesced allocnos
1421 (coalesce_allocnos): Do extended coalescing too.
1423 * ira-emit.c (add_range_and_copies_from_move_list): Pass a new
1424 parameter to ira_add_allocno_copy.
1426 * ira-build.c (ira_create_copy, ira_add_allocno_copy): Add a new
1428 (print_copy): Print copy origination too.
1430 * ira-costs.c (scan_one_insn): Use alloc_pref for load from
1433 2008-11-10 Kaz Kojima <kkojima@gcc.gnu.org>
1435 PR rtl-optimization/37514
1436 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set
1437 flag_ira_share_spill_slots to 2 if it's already non-zero.
1438 (OVERRIDE_OPTIONS): Clear flag_ira_share_spill_slots if
1439 flag_ira_share_spill_slots is 2.
1441 2008-11-10 Kevin Buettner <kevinb@redhat.com>
1443 * config/m32c/prologue.md (prologue_enter_16): Set FB to SP - 2.
1444 (prologue_enter_32): Set FB to SP - 4.
1446 2008-11-10 DJ Delorie <dj@redhat.com>
1448 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add ImB
1449 constraint for single-bit-clear in lower byte of HI constant, vs
1450 Imb which just ignores the upper byte.
1451 * config/m32c/predicates.md (m32c_1mask8_operand): Use it.
1452 * config/m32c/bitops.md (andhi3_16, andhi3_24): Use it.
1453 (iorhi3_16): Check for single bit set, not single bit clear.
1455 2008-11-10 Janis Johnson <janis187@us.ibm.com>
1457 * doc/sourcebuild.texi (Torture Tests): Fix formatting for bullets.
1459 * doc/sourcebuild.texi (Torture Tests): Fix formatting in example.
1461 2008-11-10 Eric Botcazou <ebotcazou@adacore.com>
1463 * calls.c (store_unaligned_arguments_into_pseudos): Deal only with
1464 values living in memory and use more precise alignment information.
1466 2008-11-10 Jakub Jelinek <jakub@redhat.com>
1469 * tree-mudflap.c (mf_build_check_statement_for): Split then_block
1470 after __mf_check call if the call must end a bb.
1472 2008-11-10 Ralph Loader <suckfish@ihug.co.nz>
1476 * combine.c (force_to_mode): Do not process vector types.
1478 * rtlanal.c (nonzero_bits1): Do not process vector types.
1479 (num_sign_bit_copies1): Likewise.
1481 2008-11-09 Thomas Schwinge <tschwinge@gnu.org>
1483 * config/i386/gnu.h: Add copyright and licensing header.
1484 * config/gnu.h: Likewise.
1486 2008-11-07 Andrew Pinski <andrew_pinski@playstation.sony.com>
1488 * fwprop.c (fwprop_done): Call df_remove_problem.
1490 2008-11-07 Sebastian Pop <sebastian.pop@amd.com>
1493 * tree-scalar-evolution.c (instantiate_scev_1): Return
1494 chrec_dont_know for VL_EXP_CLASS_P.
1496 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1498 * reg-stack.c (reg_to_stack): Add missing braces in memset
1501 2008-11-06 Andrew Stubbs <ams@codesourcery.com>
1503 * config/arm/bpabi.h (PROFILE_HOOK): New undef.
1504 (NO_PROFILE_COUNTERS): New define.
1506 2008-11-06 David Edelsohn <edelsohn@gnu.org>
1509 * config/rs6000/aix.h (LIBSTDCXX_STATIC): Define.
1511 2008-11-06 Kazu Hirata <kazu@codesourcery.com>
1514 * config/sparc/constraints.md (D): New.
1515 * config/sparc/predicates.md (const_double_or_vector_operand): New.
1516 * config/sparc/sparc.c (sparc_extra_constraint_check): Handle the
1518 * config/sparc/sparc.md (*movdf_insn_sp32_v9, *movdf_insn_sp64):
1519 Use the 'D' constraint in addition to 'F' in some alternatives.
1520 (DF splitter): Generalize for V64mode.
1521 * doc/md.texi (SPARC): Document the 'D' constraint.
1523 2008-11-06 Uros Bizjak <ubizjak@gmail.com>
1525 * reg-stack.c (reg_to_stack): Generate +QNaN using real_nan.
1527 2008-11-06 Ben Elliston <bje@au.ibm.com>
1529 * gcc.c: Remove ancient comment about a bug in Sun cc.
1531 2008-11-05 Janis Johnson <janis187@us.ibm.com>
1533 * doc/sourcebuild.texi (Torture Tests): Add ADDITIONAL_TORTURE_OPTIONS.
1535 2008-11-06 Ben Elliston <bje@au.ibm.com>
1537 * config/rs6000/rs6000.c (rs6000_override_options): Comment fix.
1539 2008-11-06 Ben Elliston <bje@au.ibm.com>
1541 * config/rs6000/rs6000.opt (mwarn-cell-microcode): Improve option
1544 2008-11-05 Hans-Peter Nilsson <hp@axis.com>
1547 * config/cris/cris.c (cris_order_for_addsi3): Test for !REG_P, not
1550 2008-11-05 Martin Jambor <mjambor@suse.cz>
1553 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't turn
1554 pointer arithmetics into array_ref if the array is accessed
1555 through an indirect_ref.
1557 2008-11-05 Richard Guenther <rguenther@suse.de>
1560 * tree-ssa.c (useless_type_conversion_p_1): Check different restrict
1561 qualified pointer conversion before stripping qualifiers.
1562 * gimplify.c (create_tmp_from_val): Use correctly qualified type.
1563 * tree-flow.h (may_propagate_address_into_dereference): Declare.
1564 * tree-ssa-ccp.c (may_propagate_address_into_dereference): New
1567 * tree-ssa-forwprop.c (rhs_to_tree): Remove useless conversions,
1568 properly canonicalize binary ops.
1569 (forward_propagate_addr_expr_1): Use
1570 may_propagate_address_into_dereference.
1572 2008-11-05 Uros Bizjak <ubizjak@gmail.com>
1575 * reg-stack.c (subst_stack_regs_pat) [MINUS, DIV, MULT, PLUS]:
1576 Initialize uninitialized input registers with a NaN.
1578 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1582 * graphite.c (scan_tree_for_params): Add POINTER_PLUS_EXPR.
1584 2008-11-05 Tobias Grosser <grosser@fim.uni-passau.de>
1588 * graphite.c (scopdet_basic_block_info): Fix loops with multiple
1589 exits and conditions.
1590 * testsuite/gcc.dg/graphite/pr37943.c: New.
1592 2008-11-04 Jakub Jelinek <jakub@redhat.com>
1593 Andrew Pinski <andrew_pinski@playstation.sony.com>
1596 * c-common.c (warn_for_sign_compare): For complex result_type
1597 use component's type.
1599 2008-11-04 Jakub Jelinek <jakuB@redhat.com>
1601 * print-tree.c (print_node): Use code instead of TREE_CODE (node).
1603 * print-tree.c (print_node): Don't print DECL_INITIAL
1607 * c-common.c (parse_optimize_options): Save and restore
1608 flag_strict_aliasing around decode_options call.
1610 2008-11-04 Uros Bizjak <ubizjak@gmail.com>
1612 * config/i386/driver-i386.c (enum vendor_signatures): New enum.
1613 (host_detect_local_cpu): Use it instead of casted strings to
1614 compare vendor signatures.
1616 2008-11-03 Mikael Pettersson <mikpe@it.uu.se>
1619 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Only add libgcc_s.a
1620 or libgcc_eh.a to spec if ENABLE_SHARED_LIBGCC.
1622 2008-11-03 Catherine Moore <clm@codesourcery.com>
1624 * config/mips.c (mips_conditional_register_usage): Handle the
1625 DSP control register.
1626 * doc/extend.texi: Document the DSP control register.
1628 2008-11-03 Steve Ellcey <sje@cup.hp.com>
1629 Jakub Jelinek <jakub@redhat.com>
1631 * omp-low.c (expand_omp_for_generic): If iter_type has different
1632 precision than type and type is a pointer type, cast n1 and n2
1633 first to an integer type with the same precision as pointers
1634 and only afterwards to iter_type.
1636 2008-11-03 Richard Sandiford <rdsandiford@googlemail.com>
1638 * config/arm/arm.md (UNSPEC_PIC_BASE): Update documentation.
1639 (UNSPEC_GOTSYM_OFF): New unspec.
1640 (pic_add_dot_plus_four): Simplify the UNSPEC_PIC_BASE operands.
1641 (pic_add_dot_plus_eight): Likewise.
1642 (tls_load_dot_plus_eight): Likewise. Update peephole2.
1643 * config/arm/thumb2.md (pic_load_dot_plus_four): Simplify the
1644 UNSPEC_PIC_BASE operands.
1645 * config/arm/arm.c (arm_load_pic_register): Use UNSPEC_GOTSYM_OFF.
1646 (arm_output_addr_const_extra): Handle it.
1648 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1650 * config/i386/i386.c (classify_argument) <ARRAY_TYPE>: Promote partial
1651 integer class to full integer class if the offset is not word-aligned.
1653 2008-11-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
1656 * loop-doloop.c (doloop_modify): Add from_mode argument that says what
1658 (doloop_optimize): Update call to doloop_modify.
1660 2008-11-03 Eric Botcazou <ebotcazou@adacore.com>
1662 * tree-sra.c (bitfield_overlaps_p): Fix oversight.
1664 2008-11-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1667 * configure.ac (gcc_cv_ld_ro_rw_mix): Move before
1668 gcc_cv_as_cfi_directive.
1669 (gcc_cv_as_cfi_directive) [*-*-solaris*]: Check if linker supports
1670 merging read-only and read-write sections or assembler emits
1671 read-write .eh_frame sections.
1672 * configure: Regenerate.
1674 2008-11-03 Nathan Froyd <froydnj@codesourcery.com>
1677 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1679 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1681 (rs6000_emit_prologue): Invert logic.
1682 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1683 (reg:P 11) instead of match_operand.
1684 (*save_fpregs_<mode>): Likewise.
1685 (*restore_gpregs_<mode>): Likewise.
1686 (*return_and_restore_gpregs_<mode>): Likewise.
1687 (*return_and_restore_fpregs_<mode>): Likewise.
1688 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1689 (reg:P 11) insted of match_operand.
1690 (*restore_gpregs_spe): Likewise.
1691 (*return_and_restore_gpregs_spe): Likewise.
1693 2008-11-03 Harsha Jagasia <harsha.jagasia@amd.com>
1695 PR tree-optimization/37684
1696 * gcc.dg/graphite/pr37684.c: New.
1697 * graphite.c (exclude_component_ref): New.
1698 (is_simple_operand): Call exclude_component_ref.
1700 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1702 PR tree-optimization/36908
1703 * testsuite/gcc.dg/tree-ssa/pr36908.c: New.
1704 * tree-loop-distribution.c (number_of_rw_in_rdg): New.
1705 (number_of_rw_in_partition): New.
1706 (partition_contains_all_rw): New.
1707 (ldist_gen): Do not distribute when one of the partitions
1708 contains all the memory operations.
1710 2008-11-03 Sebastian Pop <sebastian.pop@amd.com>
1712 * cfghooks.c (split_block): Set BB_IRREDUCIBLE_LOOP and
1713 EDGE_IRREDUCIBLE_LOOP.
1715 2008-11-03 Bernd Schmidt <bernd.schmidt@analog.com>
1717 * config/bfin/bfin.c (bfin_optimize_loop): Properly handle case
1718 where we have one entry point in the loop which isn't the head.
1720 2008-11-03 Richard Guenther <rguenther@suse.de>
1723 * tree-data-ref.c (split_constant_offset_1): Fix tuplification.
1725 2008-11-03 Jakub Jelinek <jakub@redhat.com>
1728 * passes.c (execute_one_pass): Don't look at cfun->curr_properties
1729 for ipa and simple ipa passes.
1731 2008-11-02 Richard Guenther <rguenther@suse.de>
1733 PR tree-optimization/37542
1734 * tree-ssa-pre.c (fully_constant_expression): Handle more cases.
1735 * tree-ssa-sccvn.c (vn_get_expr_for): Fix typo.
1736 (vn_nary_op_lookup_stmt): Adjust for unary reference trees.
1737 (vn_nary_op_insert_stmt): Likewise.
1738 (visit_use): Likewise.
1740 2008-11-02 Anatoly Sokolov <aesok@post.ru>
1742 * config/avr/avr.md (UNSPEC_SWAP): Remove constants.
1744 (rotlqi3, *rotlqi3_4, rotlhi3, *rotlhi3_8,
1745 rotlsi3, *rotlsi3_8, *rotlsi3_16, *rotlsi3_24): New patterns.
1746 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, ashlqi3_l_const4,
1747 ashlqi3_l_const5, ashlqi3_l_const6, lshrqi3_const4, lshrqi3_const5,
1748 lshrqi3_const6, lshrqi3_l_const4, lshrqi3_l_const4, lshrqi3_l_const6
1749 peephole2's): Replace unspec with rotate.
1750 * config/avr/avr.c (avr_rtx_costs): Add ROTATE.
1752 2008-11-02 Richard Guenther <rguenther@suse.de>
1754 PR tree-optimization/37991
1755 * tree-ssa-sccvn.h (copy_vuses_from_stmt): Remove.
1756 * tree-ssa-sccvn.c (copy_vuses_from_stmt): Make static.
1757 (set_ssa_val_to): Print if the value changed.
1758 (simplify_binary_expression): Strip useless conversions.
1760 2008-11-01 Hans-Peter Nilsson <hp@axis.com>
1763 * config/cris/cris.c (cris_rtx_costs) <MULT>: Return 0 for an ADDI
1766 2008-11-01 Richard Guenther <rguenther@suse.de>
1769 * builtins.c (fold_builtin_strspn): Return a size_t.
1770 (fold_builtin_strcspn): Likewise.
1772 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1774 * config/rs6000/rs6000.c (rs6000_file_start): Output gnu
1775 attribute for struct return convention.
1777 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1779 * config/rs6000/crtsavres.asm: Really, really delete.
1781 2008-10-31 Nathan Froyd <froydnj@codesourcery.com>
1783 * config/rs6000/rs6000.c (no_global_regs_above): Fix precedence
1785 (rs6000_emit_prologue): Invert logic.
1786 * config/rs6000/rs6000.md (*save_gpregs_<mode>): Use explicit
1787 (reg:P 11) instead of match_operand.
1788 (*save_fpregs_<mode>): Likewise.
1789 (*restore_gpregs_<mode>): Likewise.
1790 (*return_and_restore_gpregs_<mode>): Likewise.
1791 (*return_and_restore_fpregs_<mode>): Likewise.
1792 * config/rs6000/spe.md (*save_gpregs_spe): Use explicit
1793 (reg:P 11) insted of match_operand.
1794 (*restore_gpregs_spe): Likewise.
1795 (*return_and_restore_gpregs_spe): Likewise.
1797 2008-10-28 Luis Machado <luisgpm@br.ibm.com>
1799 * gcc.h (DEFAULT_WORD_SWITCH_TAKES_ARG): Add "dumpbase" to the
1800 list of word switches that take args.
1802 2008-10-30 Jakub Jelinek <jakub@redhat.com>
1804 * config/s390/s390.c (s390_mark_symbol_ref_as_used): New function.
1805 (s390_output_pool_entry): Call it through for_each_rtx.
1808 * expr.c (store_constructor): For vectors, if target is a MEM, use
1809 target's MEM_ALIAS_SET instead of elttype alias set.
1811 2008-10-29 Kaz Kojima <kkojima@gcc.gnu.org>
1814 * config/sh/sh.c (untangle_mova): Return -1 when NEW_MOVA has
1817 2008-10-29 David Edelsohn <edelsohn@gnu.org>
1820 * config/rs6000/predicates.md (word_offset_memref_operand):
1821 Restructure code and look inside auto-inc/dec addresses.
1823 2008-10-29 Steve Ellcey <sje@cup.hp.com>
1826 * libgcov.c ( __gcov_indirect_call_profiler): Check
1827 TARGET_VTABLE_USES_DESCRIPTORS.
1829 2008-10-29 Stefan Schulze Frielinghaus <xxschulz@de.ibm.com>
1831 * config/spu/spu.h (FRAME_GROWS_DOWNWARD): Define.
1832 (INITIAL_FRAME_POINTER_OFFSET): Remove.
1833 * config/spu/spu.c (spu_initial_elimination_offset): Calculate new
1834 offset if eliminating soft frame pointer.
1835 * config/spu/spu.md (stack_protect_set, stack_protect_test)
1836 (stack_protect_test_si): Add initial machine description
1837 for Stack Smashing Protector
1839 2008-10-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1842 * c-common.c (min_precision): Move to...
1843 * tree.c (tree_int_cst_min_precision): ... to here. Renamed.
1844 * tree.h (tree_int_cst_min_precision): Declare.
1845 * c-common.h (min_precision): Delete declaration.
1846 * fold-const.c (tree_binary_nonnegative_warnv_p): Handle
1847 multiplication of non-negative integer constants.
1848 * c-decl.c (check_bitfield_type_and_width): Rename min_precision to
1849 tree_int_cst_min_precision.
1850 (finish_enum): Likewise.
1852 2008-10-29 Joseph Myers <joseph@codesourcery.com>
1855 * convert.c (convert_to_real): Do not optimize conversions of
1856 binary arithmetic operations between binary and decimal
1857 floating-point types. Consider mode of target type in determining
1858 decimal type for arithmetic. Unless
1859 flag_unsafe_math_optimizations, do not optimize binary conversions
1860 where this may change rounding behavior.
1861 * real.c (real_can_shorten_arithmetic): New.
1862 * real.h (real_can_shorten_arithmetic): Declare.
1864 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1866 * config/bfin/bfin-protos.h (WA_05000257, WA_05000283, WA_05000315,
1867 ENABLE_WA_05000257, ENABLE_WA_05000283, ENABLE_WA_05000315): New.
1868 * config/bfin/bfin.c (bfin_cpus): Add these workaround bits as
1870 (must_save_p): For some workarounds, interrupts need to clobber a
1872 (expand_prologue_reg_save, expand_epilogue_reg_restore): Save LC0
1873 and LC1 for WA_05000257.
1874 (expand_interrupt_handler_prologue): Add dummy read of CHIPID for
1875 WA_05000283 and WA_05000315.
1876 * config/bfin/bfin.md (UNSPEC_VOLATILE_DUMMY): New constant.
1877 (movbi): Add alternative to set CC to 1; improve code for setting
1879 (dummy_load): New pattern.
1881 2008-10-29 Jakub Jelinek <jakub@redhat.com>
1884 * expmed.c (extract_bit_field_1): If int_mode_for_mode returns
1885 BLKmode for non-memory, convert using a wider MODE_INT mode
1889 * tree-cfgcleanup.c (split_bbs_on_noreturn_calls): Only split bbs
1890 that haven't been removed yet.
1892 2008-10-29 Bernd Schmidt <bernd.schmidt@analog.com>
1894 * config/bfin/bfin.c (struct machine_function): New member
1895 has_loopreg_clobber.
1896 (bfin_expand_movmem): Set it when generating memcpy insns.
1897 (n_regs_saved_by_prologue, expand_prologue_reg_save,
1898 expand_epilogue_reg_restore): If we have hardware loops,
1899 memcpy insns (indicated by has_loopreg_clobber) or function
1900 calls, we need to save the loop registers.
1902 2008-10-28 H.J. Lu <hongjiu.lu@intel.com>
1904 * config/i386/i386.c (core2_cost): Fix typos in comments.
1906 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1909 * combine.c (make_compound_operation): Don't call make_extraction with
1910 non-positive length.
1911 (simplify_shift_const_1): Canonicalize count even if complement_p.
1913 2008-10-28 Joseph Myers <joseph@codesourcery.com>
1915 * convert.c (strip_float_extensions): Do not remove or introduce
1916 conversions between binary and decimal floating-point types.
1918 2008-10-28 Jakub Jelinek <jakub@redhat.com>
1921 * fold-const.c (distribute_bit_expr): Convert common, left and
1922 right arguments to type.
1924 2008-10-28 Nick Clifton <nickc@redhat.com>
1926 * config/mn10300/mn10300.h (CALL_REALLY_USED_REGISTERS): Define.
1927 * config/mn10300/mn10300.c (fp_regs_to_save): Test the
1928 call_really_used_regs array rather than the call_used_regs array.
1929 (mn10300_get_live_callee_saved_regs, expand_prologue,
1930 expand_epilogue, output_tst): Likewise.
1932 2008-10-27 Jakub Jelinek <jakub@redhat.com>
1935 * df-scan.c (df_bb_refs_collect): Don't handle EH_USES here.
1936 (df_get_entry_block_def_set): Neither here.
1937 (df_get_regular_block_artificial_uses): Add EH_USES registers.
1939 PR tree-optimization/37879
1940 * predict.c (tree_estimate_probability): Check if last_stmt is
1941 non-NULL before dereferencing it.
1943 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1945 * ira-int.h (ira_allocno): Add member updated_cover_class_cost.
1946 (ALLOCNO_UPDATED_COVER_CLASS_COST): New.
1947 (ira_fast_allocation): Remove the prototype.
1949 * ira-color.c (update_copy_costs, allocno_cost_compare_func,
1950 assign_hard_reg, calculate_allocno_spill_cost): Use updated costs.
1951 (color_pass): Modify the updated costs.
1952 (ira_color): Rename to color. Make it static.
1953 (ira_fast_allocation): Rename to fast_allocation. Make it static.
1954 (ira_color): New function.
1956 * ira-conflicts.c (process_regs_for_copy): Propagate hard reg cost
1959 * ira-lives.c (last_call_num, allocno_saved_at_call): New
1961 (set_allocno_live, clear_allocno_live, mark_ref_live,
1962 mark_ref_dead): Invalidate corresponding element of
1963 allocno_saved_at_call.
1964 (process_bb_node_lives): Increment last_call_num. Setup
1965 allocno_saved_at_call. Don't increase ALLOCNO_CALL_FREQ if the
1966 allocno was already saved.
1967 (ira_create_allocno_live_ranges): Initiate last_call_num and
1968 allocno_saved_at_call.
1970 * ira-build.c (ira_create_allocno): Initiate
1971 ALLOCNO_UPDATED_COVER_CLASS_COST.
1972 (create_cap_allocno, propagate_allocno_info,
1973 remove_unnecessary_allocnos): Remove setting updated costs.
1974 (ira_flattening): Set up ALLOCNO_UPDATED_COVER_CLASS_COST.
1976 * ira.c (ira): Don't call ira_fast_allocation.
1978 * ira-costs.c (setup_allocno_cover_class_and_costs): Don't set up
1981 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
1984 * ira-conflicts.c (process_regs_for_copy): Remove class subset check.
1986 * ira-int.h (ira_hard_regno_cover_class): New.
1988 * ira-lives.c (mark_reg_live, mark_reg_dead,
1989 process_bb_node_lives): Use ira_hard_regno_cover_class.
1991 * ira.c (reg_class ira_hard_regno_cover_class): New global variable.
1992 (setup_hard_regno_cover_class): New function.
1993 (ira_init): Call setup_hard_regno_cover_class.
1995 * ira-costs.c (cost_class_nums): Add comment.
1996 (find_allocno_class_costs): Initiate cost_class_nums.
1997 (setup_allocno_cover_class_and_costs): Check cost_class_nums.
1999 2008-10-27 Vladimir Makarov <vmakarov@redhat.com>
2002 * ira-build.c (copy_live_ranges_to_removed_store_destinations):
2003 Rename to copy_info_to_removed_store_destinations. Propagate
2004 conflict hard regs and register stack attribute.
2006 2008-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2009 * pa.c (function_arg_padding): Pad complex and vector types
2010 upward in 64-bit runtime.
2011 (function_arg): Use BLKmode for PARALLEL in 64-bit runtime.
2013 2008-10-26 Matthias Klose <doko@ubuntu.com>
2015 * doc/install.texi: Document requirements on antlr.
2017 2008-10-25 Richard Sandiford <rdsandiford@googlemail.com>
2019 * config/mips/mips.h (REG_ALLOC_ORDER): Put call-clobbered registers
2022 2008-10-24 Michael Meissner <meissner@linux.vnet.ibm.com>
2025 * function.c (locate_and_pad_parm): If FUNCTION_ARG_ADJUST_OFFSET
2026 is defined, use it to modify the constant offset.
2028 * doc/tm.texi (FUNCTION_ARG_OFFSET): Document new macro.
2030 * config/spu/spu.h (FUNCTION_ARG_OFFSET): New macro to move char
2031 and short arguments to the correct location as mandated by the ABI.
2033 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2035 PR rtl-optimization/37769
2036 * regmove.c (optimize_reg_copy_2): Update REG_INC note if needed.
2038 2008-10-24 Kaz Kojima <kkojima@gcc.gnu.org>
2040 * config/sh/t-sh: Use $(MULTILIB_CFLAGS) when compiling to
2041 unwind-dw2-Os-4-200.o.
2043 2008-10-24 Joseph Myers <joseph@codesourcery.com>
2045 * c-typeck.c (enum impl_conv): Remove ic_argpass_nonproto.
2046 (convert_for_assignment): Remove ic_argpass_nonproto cases.
2048 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2050 PR tree-optimization/36038
2051 * tree-ssa-loop-ivopts.c (add_old_iv_candidates): For pointer bases
2052 add sizetype IV with initial value zero instead of pointer type.
2054 2008-10-24 Manuel López-Ibáñez <manu@gcc.gnu.org>
2057 * value-prof.c (gimple_stringop_fixed_value): Use parentheses
2058 around bit operation.
2059 * profile.c (is_edge_inconsistent): Likewise.
2060 * fold-const.c (truth_value_p): Move from here...
2061 * tree.h (truth_value_p): ... to here.
2062 * c-tree.h (c_expr): Update description of original_code.
2063 * c-typeck.c (parser_build_unary_op): Set original_code.
2064 (parser_build_binary_op): Update call to warn_about_parentheses.
2065 * c-common.c (warn_about_parentheses): Take two additional
2066 arguments of the operands. Use a switch. Quote operators
2067 appropriately. Define macro APPEARS_TO_BE_BOOLEAN_EXPR_P.
2068 Add warning about !x | y and !x & y.
2069 * c-common.h (warn_about_parentheses): Update declaration.
2071 2008-10-24 Jakub Jelinek <jakub@redhat.com>
2073 * Makefile.in (lang_checks_parallelized, check_gcc_parallelize,
2074 check_p_tool, check_p_vars, check_p_subno, check_p_comma,
2075 check_p_subwork, check_p_numbers, check_p_subdir, check_p_subdirs):
2077 (check-subtargets, check-%-subtargets, check-parallel-%): New targets.
2078 (check-%): For test targets listed in lang_checks_parallelized
2079 if -j is used and RUNTESTFLAGS doesn't specify tests to execute,
2080 run the testing in multiple make goals, possibly parallel, and
2081 afterwards run dg-extract-results.sh to merge the sum and log files.
2083 2008-10-24 Richard Sandiford <rdsandiford@googlemail.com>
2085 * config/mips/mips.c (mips_canonicalize_move_class): New function.
2086 (mips_move_to_gpr_cost): Likewise.
2087 (mips_move_from_gpr_cost): Likewise.
2088 (mips_register_move_cost): Make more fine-grained.
2090 2008-10-23 Tobias Grosser <grosser@fim.uni-passau.de>
2092 * graphite.c (graphite_apply_transformations): Check for
2093 -fgraphite-identity.
2094 * toplev.c (process_options): Add graphite_identity.
2095 * tree-ssa-loop.c (gate_graphite_transforms): Add graphite_identity.
2097 2008-10-23 Bernd Schmidt <bernd.schmidt@analog.com>
2099 * config/bfin/bfin.c (bdesc_2arg): Add mulhisill, mulhisilh,
2100 mulhisihl and mulhisihh builtins.
2102 From Jie Zhang <jie.zhang@analog.com>
2103 * config/bfin/bfin.md (composev2hi): Put operands into vector
2106 2008-10-22 Chao-ying Fu <fu@mips.com>
2108 * config/mips/mips.opt (msmartmips): Accept -mno-smartmips.
2110 2008-10-22 Bernd Schmidt <bernd.schmidt@analog.com>
2112 From Mike Frysinger <michael.frysinger@analog.com>
2113 * config/bfin/bfin-protos.h (bfin_cpu_type): Add BFIN_CPU_BF512,
2114 BFIN_CPU_BF514, BFIN_CPU_BF516, and BFIN_CPU_BF518.
2115 * config/bfin/bfin.c (bfin_cpus[]): Add 0.0 for bf512, bf514, bf516,
2116 and bf518. Add 0.2 for bf522, bf523, bf524, bf526, and bf527.
2117 Add 0.6 for bf533, bf532, and bf531. Add 0.5 for bf538 and bf539.
2118 Add 0.2 for bf542, bf544, bf547, bf548, and bf549.
2119 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF512__
2120 for BFIN_CPU_BF512, __ADSPBF514__ for BFIN_CPU_BF514, __ADSPBF516__
2121 for BFIN_CPU_BF516, and __ADSPBF518__ for BFIN_CPU_BF518. Define
2122 __ADSPBF51x__ for all of them.
2123 * config/bfin/elf.h (LIB_SPEC): Select proper linker scripts for
2124 -mcpu bf512, bf514, bf516, and bf518.
2125 * config/bfin/t-bfin-elf (MULTILIB_MATCHES): Select bf532-none for
2126 bf512-none, bf514-none, bf516-none, and bf518-none.
2127 * config/bfin/t-bfin-linux (MULTILIB_MATCHES): Likewise.
2128 * config/bfin/t-bfin-uclinux (MULTILIB_MATCHES): Likewise.
2129 * doc/invoke.texi (Blackfin Options): Document that
2130 -mcpu now accepts bf512, bf514, bf516, and bf518.
2132 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2135 * fold-const.c (build_range_type): For 1 .. signed_max
2136 range call build_nonstandard_inter_type if signed_type_for
2137 returned a type with bigger precision.
2139 2008-10-22 Richard Guenther <rguenther@suse.de>
2141 * tree.def (COMPLEX_TYPE): Constrain element type.
2142 * tree.c (build_complex_type): Assert that.
2143 * tree-ssa-structalias.c (could_have_pointers): Complex types
2144 cannot have pointers.
2146 2008-10-22 Manuel López-Ibáñez <manu@gcc.gnu.org>
2149 * c-typeck.c (convert_for_assignment): Do not give declaration's
2150 location for builtins. Spell out which type was expected and which
2153 2008-10-22 Nick Clifton <nickc@redhat.com>
2155 * config/frv/frv.h (HARD_REGNO_RENAME_OK): Define. Do not allow
2156 the fdpic register to be a target when running in fdpic mode.
2158 2008-10-22 Rafael Espindola <espindola@google.com>
2160 * ipa-struct-reorg.c (create_new_alloc_sites): Properly insert the
2161 newly created statements.
2163 2008-10-22 Kaz Kojima <kkojima@gcc.gnu.org>
2166 * config/sh/sh.c (sh_hard_regno_mode_ok): New function.
2167 * config/sh/sh.h (HARD_REGNO_MODE_OK): Use it.
2168 * config/sh/sh-protos.h (sh_hard_regno_mode_ok): Declare.
2170 2008-10-22 Jakub Jelinek <jakub@redhat.com>
2173 * doc/invoke.texi: Fix spelling of -mlarge-data-threshold option.
2174 Adjust -mcmodel=medium description for 2005-07-31 changes.
2176 2008-10-22 Jan Hubicka <jh@suse.cz>
2177 Jakub Jelinek <jakub@redhat.com>
2180 * doc/invoke.texi: Remove references to obsoleted -d dumps.
2182 2008-10-21 Richard Henderson <rth@redhat.com>
2185 * emit-rtl.c (get_spill_slot_decl): Export.
2186 * emit-rtl.h (get_spill_slot_decl): Declare.
2187 * var-tracking.c (vt_add_function_parameters): Relax assertion
2188 on the contents of MEM_EXPR in a PARM_DECL to include a spill slot.
2190 2008-10-21 Bob Wilson <bob.wilson@acm.org>
2192 * var-tracking.c (insn_stack_adjust_offset_pre_post): If insn has a
2193 REG_FRAME_RELATED_EXPR note, examine the pattern from the note instead
2196 2008-10-21 Adam Nemet <anemet@caviumnetworks.com>
2199 * tree-ssa-ccp.c (ccp_fold_builtin): Only allow one argument to be
2200 processed by get_maxval_strlen.
2202 2008-10-21 David Edelsohn <edelsohn@gnu.org>
2205 * tree.c (get_file_function_name): Copy first_global_object_name.
2206 Centralize call to clean_symbol_name.
2208 2008-10-21 Sandra Loosemore <sandra@codesourcery.com>
2210 * config.gcc (powerpc-*): Make t-ppcgas imply usegas.h.
2211 * config/svr4.h (SVR4_ASM_SPEC): New.
2212 (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2213 * config/rs6000/sysv4.h (ASM_SPEC): Inherit from SVR4_ASM_SPEC.
2215 * doc/invoke.texi (Option Summary): Add -T to linker options.
2216 (Link Options): Document -T.
2218 2008-10-21 Jakub Jelinek <jakub@redhat.com>
2220 * tree-inline.c (tree_inlinable_function_p): Remove tuples
2223 * gimplify.c (gimplify_expr): Drop TREE_OVERFLOW from INTEGER_CSTs.
2226 * c-decl.c (merge_decls): Don't call outlining_inline_function hook.
2228 2008-10-20 Daniel Berlin <dberlin@dberlin.org>
2230 * tree-ssa-pre.c (insert_into_preds_of_block): Don't rewrite constant
2233 2008-10-20 Tobias Schlüter <tobi@gcc.gnu.org>
2235 * doc/install.texi: Fix typos in previous patch.
2237 2008-10-19 Tobias Schlüter <tobi@gcc.gnu.org>
2239 * doc/install.texi: Document in-tree building of gcc and mpfr.
2241 2008-10-19 Richard Guenther <rguenther@suse.de>
2243 * tree-ssa-alias.c (may_alias_p): Remove bogus shortcut.
2245 2008-10-19 Manuel López-Ibáñez <manu@gcc.gnu.org>
2248 * c-decl.c (finish_enum): Convert non-integer enumerators to enum type.
2249 (build_enumerator): Convert enumerators that fit in integer to
2252 2008-10-18 Uros Bizjak <ubizjak@gmail.com>
2254 * config/i386/i386.md (unnamed peephole2): Do not force memory
2255 operands of arith or logical instructions into registers for
2256 non-TARGET_READ_MODIFY targets.
2258 (ffs_cmove): Change operand 0 predicate to register_operand.
2259 Change operand 1 predicate to nonimmediate_operand.
2261 (*ffs_no_cmove): Change operand 0 predicate to register_operand.
2263 2008-10-18 Richard Guenther <rguenther@suse.de>
2265 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Guard
2266 VIEW_CONVERT_EXPR case against invalid gimple.
2268 2008-10-17 Andreas Krebbel <krebbel1@de.ibm.com>
2270 * c-parser.c (c_parser_binary_expression): Silence the
2271 uninitialized variable warning emitted for binary_loc.
2273 2008-10-16 Daniel Berlin <dberlin@dberlin.org>
2275 * tree-ssa-pre.c (phi_translate_set): Add constants to phi
2278 2008-10-16 Joseph Myers <joseph@codesourcery.com>
2281 * c-typeck.c (build_unary_op): Use omit_one_operand for
2282 IMAGPART_EXPR of real argument.
2284 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2286 PR tree-optimization/37664
2287 * fold-const.c (fold_binary): When optimizing comparison with
2288 highest or lowest type's value, don't consider TREE_OVERFLOW.
2290 2008-10-16 David Edelsohn <edelsohn@gnu.org>
2293 * Makefile.in (coverage.o): Depend on $(TM_P_H).
2294 * coverage.c: Include tm_p.h.
2295 * config/rs6000/x-aix (jc1): Override LDFLAGS.
2296 * config/rs6000/xcoff.h (ASM_GENERATE_INTERNAL_LABEL): Strip
2297 dollar signs from PREFIX.
2298 * config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
2299 instead of manual strip_name_encoding.
2301 2008-10-16 Richard Guenther <rguenther@suse.de>
2304 * tree-ssa.c (useless_type_conversion_p_1): Do not treat
2305 volatile qualified functions or methods as relevant.
2307 2008-10-16 Jakub Jelinek <jakub@redhat.com>
2309 PR tree-optimization/37525
2310 * tree.c (int_fits_type_p): Rewrite using double_int. Zero extend
2311 sizetype unsigned constants, both in the case of C and bounds.
2313 2008-10-15 Jan Hubicka <jh@suse.cz>
2315 * ira-emit.c (change_regs): Return false when replacing reg by itself.
2317 2008-10-14 Vladimir Makarov <vmakarov@redhat.com>
2320 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Check
2321 HARD_REGNO_CALL_PART_CLOBBERED.
2323 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2326 * ira-lives.c (mark_early_clobbers): Remove.
2327 (make_pseudo_conflict, check_and_make_def_use_conflicts,
2328 check_and_make_def_conflicts,
2329 make_early_clobber_and_input_conflicts,
2330 mark_hard_reg_early_clobbers): New functions.
2331 (process_bb_node_lives): Call
2332 make_early_clobber_and_input_conflicts and
2333 mark_hard_reg_early_clobbers. Make hard register inputs live again.
2335 * doc/rtl.texi (clobber): Change descriotion of RA behaviour for
2336 early clobbers of pseudo-registers.
2338 2008-10-15 Vladimir Makarov <vmakarov@redhat.com>
2341 * ira-build.c (ira_flattening): Recalculate
2342 ALLOCNO_TOTAL_NO_STACK_REG_P and ALLOCNO_TOTAL_CONFLICT_HARD_REGS
2343 from the scratch instead of the propagation.
2345 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2347 * doc/rtl.texi (const_double): Remove the "addr" operand.
2348 Describe CONST_DOUBLE_* macros under const_double rather
2350 (const_fixed): Fix the operand description.
2351 (const): Add an @findex directive.
2352 (CONST0_RTX, CONST1_RTX, CONST2_RTX): Move description
2353 after the constant rtl table.
2354 (fix): Combine floating-point and fixed-point descriptions.
2356 * sched-deps.c (sched_analyze_2): Remove reference to
2359 2008-10-15 Richard Sandiford <rdsandiford@googlemail.com>
2361 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Handle
2363 * config/mn10300/mn10300.c (legitimate_pic_operand_p): Return true
2364 for UNSPEC_GOTSYM_OFFs.
2365 * config/mn10300/mn10300.md (UNSPEC_GOTSYM_OFF): New unspec.
2366 (add_GOT_to_pic_reg): Use it.
2367 * config/mn10300/constraints.md (S): Allow UNSPEC_GOTSYM_OFF.
2369 2008-10-15 Jan Sjodin <jan.sjodin@amd.com>
2370 Harsha Jagasia <harsha.jagasia@amd.com>
2372 PR tree-optimization/37485
2373 * graphite.c (gmp_cst_to_tree): Moved.
2374 (iv_stack_entry_is_constant): New.
2375 (iv_stack_entry_is_iv): New.
2376 (loop_iv_stack_push): Renamed to loop_iv_stack_push_iv.
2377 (loop_iv_stack_insert_constant): New.
2378 (loop_iv_stack_pop): Use new datatpype.
2379 (loop_iv_stack_get_iv): Same.
2380 (loop_iv_stack_get_iv_from_name): Same.
2381 (loop_iv_stack_debug): Renamed to debug_loop_iv_stack.
2382 (loop_iv_stack_patch_for_consts): New.
2383 (loop_iv_stack_remove_constants): New.
2384 (graphite_create_new_loop): Use loop_iv_stack_push_iv.
2385 (translate_clast): Call loop_iv_stack_patch_for_consts and
2386 loop_iv_stack_remove_constants.
2387 (gloog): Use new datatype. Redirect construction edge to end
2388 block to avoid accidental deletion.
2389 * graphite.h (enum iv_stack_entry_kind): New. Tag for data in
2391 (union iv_stack_entry_data): New. Data in iv stack entry.
2392 (struct iv_stack_entry): New. Datatype for iv stack entries.
2394 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2396 * tree-data-ref.c (stmt_simple_memref_p): Fix memleak.
2397 * graphite.c (free_scop): Same.
2398 (build_scops): Same.
2399 (free_scattering): New.
2400 (build_cloog_prog): Call free_scattering.
2401 (patch_phis_for_virtual_defs): Fix memleak.
2402 (graphite_trans_bb_strip_mine): Same.
2403 (limit_scops): Same.
2405 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2406 Harsha Jagasia <harsha.jagasia@amd.com>
2408 PR tree-optimization/37828
2409 * graphite.c (graphite_trans_loop_block): Do not loop block
2410 single nested loops.
2412 2008-10-15 Sebastian Pop <sebastian.pop@amd.com>
2414 PR tree-optimization/37686
2415 * tree-loop-linear.c (linear_transform_loops): Build a
2416 loop nest vector. Pass it to lambda_compute_access_matrices.
2417 * tree-data-ref.h (struct access_matrix): Store the loop nest
2418 relative to which it encodes the information.
2419 (AM_LOOP_NEST_NUM): Renamed AM_LOOP_NEST.
2420 (am_vector_index_for_loop): Reimplemented: iterate over the
2421 loop nest for finding the loop index in the access matrix.
2422 (lambda_compute_access_matrices): Update declaration.
2423 * lambda-code.c (build_access_matrix): Pass the loop nest and
2425 (lambda_compute_access_matrices): Same.
2427 2008-10-15 Andreas Krebbel <krebbel1@de.ibm.com>
2429 * config/s390/s390.h: (TARGET_DFP): This requires TARGET_HARD_FLOAT.
2430 * config/s390/s390.md: Replace "TARGET_HARD_FLOAT &&
2431 TARGET_(HARD_)DFP" with only TARGET_(HARD_)DFP since this
2432 already implies hard float. Also fix several insn condition
2433 with TARGET_DFP which shall require TARGET_HARD_DFP instead.
2435 2008-10-15 David Edelsohn <edelsohn@gnu.org>
2438 Based on patches by Laurent Vivier.
2439 * xcoffout.h (DBX_FINISH_STABS): Translate dollar sign to underscore.
2440 * config/rs6000/rs6000-protos.h (rs6000_xcoff_strip_dollar): Declare.
2441 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Translate
2442 dollar sign to underscore.
2443 (ASM_OUTPUT_EXTERNAL): Same.
2444 (ASM_OUTPUT_LABELREF): New.
2445 * config/rs6000/rs6000.c (rs6000_xcoff_strip_dollar): New.
2447 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Define.
2448 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Define.
2449 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Define.
2450 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Define.
2452 2008-10-15 Jakub Jelinek <jakub@redhat.com>
2454 PR tree-optimization/36881
2455 * tree-switch-conversion.c (check_final_bb): For flag_pic, check
2456 that each value doesn't need runtime relocations, for !flag_pic
2457 check that each value is just a valid initializer constant.
2459 2008-10-14 Richard Sandiford <rdsandiford@googlemail.com>
2461 * config/mips/mips.h (reg_class): Remove HI_AND_GR_REGS,
2462 LO_AND_GR_REGS, HI_AND_FP_REGS, COP0_AND_GR_REGS, COP2_AND_GR_REGS,
2463 COP3_AND_GR_REGS, ALL_COP_REGS and ALL_COP_AND_GR_REGS.
2464 Add GR_AND_MD0_REGS, GR_AND_MD1_REGS, GR_AND_MD_REGS and
2466 (REG_CLASS_NAMES): Update accordingly.
2467 (REG_CLASS_CONTENTS): Likewise. Use the class name in the comments,
2468 rather than an unpredictable descriptive string.
2469 * config/mips/mips.c (mips_register_move_cost): Remove comment.
2470 (mips_register_move_cost): Check for specific COP*_REGS classes,
2471 instead of ALL_COP_AND_GR_REGS.
2472 (mips_ira_cover_classes): New function.
2473 (mips_secondary_reload_class): Remove MTLO and MTHI workarounds.
2474 (TARGET_IRA_COVER_CLASSES): Define.
2476 2008-10-14 Douglas Gregor <doug.gregor@gmail.com>
2479 * tree.c (build_type_attribute_qual_variant): Hash on the
2480 unqualified type, and don't overwrite an existing
2481 (type_hash_eq): Make the TYPE_NAME of the types significant, to
2482 allow distinguishing between wchar_t and its underlying type. This
2483 also means that we'll retain a little more typedef information.
2485 2008-10-14 Andrey Belevantsev <abel@ispras.ru>
2486 Dmitry Melnik <dm@ispras.ru>
2487 Dmitry Zhurikhin <zhur@ispras.ru>
2488 Alexander Monakov <amonakov@ispras.ru>
2489 Maxim Kuvyrkov <maxim@codesourcery.com>
2491 * target.h (struct gcc_target): Update prototypes of needs_block_p
2493 * haifa-sched.c (create_check_block_twin): Update calls to the above.
2494 * sel-sched.c (create_speculation_check): Likewise.
2495 * doc/tm.texi: Provide documentation for new target hooks.
2497 * config/ia64/ia64.c: Include sel-sched.h. Rewrite speculation hooks.
2498 (ia64_gen_spec_insn): Removed.
2499 (get_spec_check_gen_function, insn_can_be_in_speculative_p,
2500 ia64_gen_spec_check): New static functions.
2501 (ia64_alloc_sched_context, ia64_init_sched_context,
2502 ia64_set_sched_context, ia64_clear_sched_context,
2503 ia64_free_sched_context, ia64_get_insn_spec_ds,
2504 ia64_get_insn_checked_ds, ia64_skip_rtx_p): Declare functions.
2505 (ia64_needs_block_p): Change prototype.
2506 (ia64_gen_check): Rename to ia64_gen_spec_check.
2507 (ia64_adjust_cost): Rename to ia64_adjust_cost_2. Add new parameter
2508 into declaration, add special memory dependencies handling.
2509 (TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
2510 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
2511 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_SPEC_DS,
2512 TARGET_SCHED_GET_INSN_CHECKED_DS, TARGET_SCHED_SKIP_RTX_P):
2513 Define new target hooks.
2514 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
2515 (ia64_optimization_options): Turn on selective scheduling with -O3,
2516 disable -fauto-inc-dec. Set mflag_sched_control_spec to true by
2517 default with selective scheduling.
2518 (ia64_override_options): Initialize align_loops and align_functions
2519 to 32 and 64, respectively. Set global selective scheduling flags
2520 according to target-dependent flags.
2521 (rtx_needs_barrier): Support UNSPEC_LDS_A.
2522 (group_barrier_needed): Use new mstop-bit-before-check flag.
2524 (dfa_state_size): Make global.
2525 (spec_check_no, max_uid): Remove.
2526 (mem_ops_in_group, current_cycle): New variables.
2527 (ia64_sched_init): Disable checks for !SCHED_GROUP_P after reload.
2528 Initialize new variables.
2529 (is_load_p, record_memory_reference): New functions.
2530 (ia64_dfa_sched_reorder): Lower priority of loads when limit is
2532 (ia64_variable_issue): Change use of current_sched_info to
2533 sched_deps_info. Update comment. Note if a load or a store is issued.
2534 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec): Require a cycle
2535 advance if maximal number of loads or stores was issued on current
2537 (scheduled_good_insn): New static helper function.
2538 (ia64_dfa_new_cycle): Assert that last_scheduled_insn is set when
2539 a group barrier is needed. Fix vertical spacing. Guard the code
2540 doing state transition with last_scheduled_insn check.
2541 Mark that a stop bit should be before current insn if there was a
2542 cycle advance. Update current_cycle and mem_ops_in_group.
2543 (ia64_h_i_d_extended): Change use of current_sched_info to
2544 sched_deps_info. Reallocate stops_p by larger chunks.
2545 (struct _ia64_sched_context): New structure.
2546 (ia64_sched_context_t): New typedef.
2547 (ia64_alloc_sched_context, ia64_init_sched_context,
2548 ia64_set_sched_context, ia64_clear_sched_context,
2549 ia64_free_sched_context): New static functions.
2550 (gen_func_t): New typedef.
2551 (get_spec_load_gen_function): New function.
2552 (SPEC_GEN_EXTEND_OFFSET): Declare.
2553 (ia64_set_sched_flags): Check common_sched_info instead of *flags.
2554 (get_mode_no_for_insn): Change the condition that prevents use of
2555 special hardware registers so it can now handle pseudos.
2556 (get_spec_unspec_code): New function.
2557 (ia64_skip_rtx_p, get_insn_spec_code, ia64_get_insn_spec_ds,
2558 ia64_get_insn_checked_ds, ia64_gen_spec_load): New static functions.
2559 (ia64_speculate_insn, ia64_needs_block_p): Support branchy checks
2560 during selective scheduling.
2561 (ia64_speculate_insn): Use ds_get_speculation_types when
2562 determining whether we need to change the pattern.
2563 (SPEC_GEN_LD_MAP, SPEC_GEN_CHECK_OFFSET): Declare.
2564 (ia64_spec_check_src_p): Support new speculation/check codes.
2565 (struct bundle_state): New field.
2566 (issue_nops_and_insn): Initialize it.
2567 (insert_bundle_state): Minimize mid-bundle stop bits.
2568 (important_for_bundling_p): New function.
2569 (get_next_important_insn): Use important_for_bundling_p.
2570 (bundling): When shifting TImode from unimportant insns, ignore
2571 also group barriers. Assert that best state is found before
2572 the backward bundling pass. Print number of mid-bundle stop bits.
2573 Minimize mid-bundle stop bits. Check correct calculation of
2574 mid-bundle stop bits.
2575 (ia64_sched_finish, final_emit_insn_group_barriers): Fix formatting.
2576 (final_emit_insn_group_barriers): Emit stop bits before insns starting
2578 (sel2_run): New variable.
2579 (ia64_reorg): When flag_selective_scheduling2 is set, run the
2580 selective scheduling pass instead of schedule_ebbs.
2582 * config/ia64/ia64.md (speculable1, speculable2): New attributes.
2583 (UNSPEC_LDS_A): New UNSPEC.
2584 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
2585 movti_internal, movsf_internal, movdf_internal,
2586 movxf_internal): Make visible. Add speculable* attributes.
2587 (output_c_nc): New mode attribute.
2588 (mov<mode>_speculative_a, zero_extend<mode>di2_speculative_a,
2589 mov<mode>_nc, zero_extend<mode>di2_nc,
2590 advanced_load_check_nc_<mode>): New insns.
2591 (zero_extend*): Add speculable* attributes.
2593 * config/ia64/ia64.opt (msched_fp_mem_deps_zero_cost): New option.
2594 (msched-stop-bits-after-every-cycle): Likewise.
2595 (msched-max-memory-insns, msched-max-memory-insns-hard-limit):
2597 (msched-spec-verbose): Remove.
2598 (msched-prefer-non-data-spec-insns,
2599 msched-prefer-non-control-spec-insns,
2600 msched-count-spec-in-critical-path,
2601 msel-sched-dont-check-control-spec): Use Target Report Var
2602 instead of Common Report Var.
2604 * config/ia64/itanium2.md: Remove incorrect bypass.
2606 * config/ia64/t-ia64 (ia64.o): Add dependency on sel-sched.h.
2608 2008-10-14 Jakub Jelinek <jakub@redhat.com>
2611 * opts.c (common_handle_option): Don't ICE on -fhelp=joined
2612 and -fhelp=separate.
2614 2008-10-14 Ben Elliston <bje@au.ibm.com>
2616 * config/rs6000/rs6000.md (cell_micro): Fix formatting.
2618 2008-10-13 Joseph Myers <joseph@codesourcery.com>
2620 * combine.c (simplify_set): Avoid calling LOAD_EXTEND_OP on
2623 2008-10-13 Matthias Klose <doko@ubuntu.com>
2625 * config/pa/linux-atomic.c: Work around missing header file
2626 for hppa64-linux-gnu targets.
2628 2008-10-13 Andrew Pinski <andrew_pinski@playstation.sony.com>
2629 Kaushal Kantawala <Kaushal_Kantawala@playstation.sony.com>
2630 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
2631 Grace Cao <grace_cao@playstation.sony.com>
2633 * doc/invoke.texi (-mgen-cell-microcode): Document.
2634 (-mwarn-cell-microcode): Document.
2635 * cfglayout.c (locator_location): Export.
2636 * rtl.h (locator_location): Define prototype.
2637 * config/rs6000/predicates.md (cc_reg_not_micro_cr0_operand):
2639 * rs6000/rs6000-protos.h (rs6000_final_prescan_insn): Define prototype.
2640 * config/rs6000/rs6000.opt (mgen-cell-microcode): New option.
2641 (mwarn-cell-microcode): New option.
2642 * rs6000/rs6000.c (rs6000_cell_dont_microcode): Delete unused variable.
2643 (rs6000_override_options): Set rs6000_gen_cell_microcode if tuning for
2644 cell and not already set.
2645 Turn off string instructions if not generating cell microcode.
2646 (rs6000_final_prescan_insn): New function that warns about microcoded
2648 * config/rs6000/rs6000.h (FINAL_PRESCAN_INSN): Define.
2649 * config/rs6000/rs6000.md
2650 Replace cc_reg_not_cr0_operand with cc_reg_not_micro_cr0_operand if
2651 the instruction would have been microcoded on the Cell. Set
2652 cell_micro to always on unnamed patterns for the string instructions.
2653 (cell_micro): Update definition, remove load/store conditional
2655 (sign_extend:DI): Define new pattern for non microcoded version.
2656 (sign_extend:SI): Likewise.
2657 (compare (div:P)): Set cell_micro to not.
2658 (andsi3): Define as an expand.
2659 (andsi3_mc): New pattern.
2660 (andsi3_nomc): New pattern.
2661 (andsi3_internal0_nomc): New pattern.
2662 (andsi3_internal2): Rename to ...
2663 (andsi3_internal2_mc): this and enable iff generating microcode.
2664 (andsi3_internal3): Rename to ...
2665 (andsi3_internal3_mc): this and enable iff generating microcode.
2666 (andsi3_internal4): Enable iif generating microcode.
2667 (andsi3_internal5): Rename to ..
2668 (andsi3_internal5_mc): this and enable iff generating microcode.
2669 (andsi3_internal5_nomc): New pattern.
2670 (extzvdi_internal1): Enable iff generating microcode.
2671 (extzvdi_internal2): Likewise.
2672 (rotlsi3_internal7): Set cell_micro to always if non immediate form.
2673 (anddi3): Change to expand.
2674 (anddi3_mc): Rename from anddi3.
2675 (anddi3_no_mc): New pattern.
2676 (anddi3_internal2): Rename to ..
2677 (anddi3_internal2_mc): this and enable iff generating microcode.
2678 (anddi3_internal2_nomc): New pattern.
2679 (anddi3_internal3): Rename to ..
2680 (anddi3_internal3_mc): this and enable iff generating microcode.
2681 (anddi3_internal3_nomc): New pattern.
2682 (movti_string): Set cell_micro to always if TARGET_STRING.
2683 (stmsi8): Set cell_micro to always.
2689 (stmsi8_power): Likewise.
2690 (stmsi7_power): Likewise.
2691 (stmsi6_power): Likewise.
2692 (stmsi5_power): Likewise.
2693 (stmsi4_power): Likewise.
2694 (stmsi3_power): Likewise.
2695 (movsi_update2): Enable iff generating microcode.
2696 (movhi_update3): Likewise.
2697 (lmw): Set cell_micro to always.
2699 2008-10-13 Richard Sandiford <rdsandiford@googlemail.com>
2701 * config/s390/s390.md (UNSPEC_POOL_OFFSET): New constant.
2702 * config/s390/s390.c (machine_function): Remove
2703 decomposed_literal_pool_addresses_ok_p.
2704 (s390_decompose_address): Check for UNSPEC_POOL_OFFSET instead of
2705 the difference of two labels.
2706 (s390_output_addr_const_extra): Handle UNSPEC_POOL_OFFSET.
2707 (s390_pool_offset): New function.
2708 (s390_find_constant, s390_find_execute, s390_dump_pool): Use it.
2709 (s390_reorg): Don't set decomposed_literal_pool_addresses_ok_p.
2711 2008-10-13 Nathan Froyd <froydnj@codesourcery.com>
2713 * doc/install.texi (powerpc-*-*): Require binutils 2.15.
2714 (powerpc*-*-linux-gnu*): Describe.
2715 * config/rs6000/ppc-asm.h (HIDDEN_FUNC): New macro.
2716 * config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
2717 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
2718 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
2719 config/rs6000/e500crtres32gpr.asm,
2720 config/rs6000/e500crtres64gpr.asm,
2721 config/rs6000/e500crtres64gprctr.asm,
2722 config/rs6000/e500crtrest32gpr.asm,
2723 config/rs6000/e500crtrest64gpr.asm,
2724 config/rs6000/e500crtresx32gpr.asm,
2725 config/rs6000/e500crtresx64gpr.asm,
2726 config/rs6000/e500crtsav32gpr.asm,
2727 config/rs6000/e500crtsav64gpr.asm,
2728 config/rs6000/e500crtsav64gprctr.asm,
2729 config/rs6000/e500crtsavg32gpr.asm,
2730 config/rs6000/e500crtsavg64gpr.asm,
2731 config/rs6000/e500crtsavg64gprctr.asm: Use it.
2732 * config/rs6000/crtsavres.asm: Really remove.
2734 2008-10-13 Kai Tietz <kai.tietz@onevision.com>
2737 * c-format.c (convert_format_name_to_system_name): Use
2738 TARGET_OVERRIDES_FORMAT_INIT.
2739 * config.gcc (extra_options): Add for mingw targets mingw.opt.
2740 * config/i386/mingw.opt: New.
2741 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_INIT): New.
2742 * config/i386/msformat-c.c (TARGET_OVERRIDES_FORMAT_INIT): New.
2743 (ms_printf_length_specs): Removed const specifier.
2744 * doc/tm.texi (TARGET_OVERRIDES_FORMAT_INIT): New.
2745 * doc/invoke.texi (Wno-pedantic-ms-format): New.
2747 2008-10-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2749 * builtins.c: Remove MPFR_VERSION_NUM(2,3,0) conditionals.
2750 * doc/install.texi: Bump recommended MPFR to 2.3.2.
2752 2008-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2755 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make
2756 sure that ref has valid bb.
2758 2008-10-12 Richard Henderson <rth@redhat.com>
2761 * Makefile.in (reload1.o): Depend on EMIT_RTL_H.
2762 * alias.c (value_addr_p, stack_addr_p): Remove.
2763 (nonoverlapping_memrefs_p): Remove IRA special case.
2764 * emit-rtl.c (get_spill_slot_decl, set_mem_attrs_for_spill): New.
2765 * emit-rtl.h (set_mem_attrs_for_spill): Declare.
2766 * reload1.c (alter_reg): Use it.
2768 2008-10-12 Uros Bizjak <ubizjak@gmail.com>
2770 * config/i386/driver-i386.c (detect_caches_cpuid2): Use array
2771 of registers instead of eax, ebx, ecx and edx. Use for loop
2772 and check register for non-zero value before the call
2773 to decode_caches_intel.
2775 2008-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2777 PR rtl-optimization/37448
2778 * df.h: (df_ref_class): New enum.
2779 (DF_REF_TYPE_NAMES, df_ref_extract): Removed.
2780 (struct df_ref): Replaced with union df_ref_d.
2781 (df_base_ref, df_artificial_ref, df_regular_ref, df_extract_ref):
2782 New members of df_ref_d union.
2783 (DF_REF_REAL_REG, DF_REF_REGNO, DF_REF_REAL_LOC, DF_REF_REG,
2784 DF_REF_LOC, DF_REF_BB, DF_REF_INSN_INFO, DF_REF_INSN,
2785 DF_REF_CLASS, DF_REF_TYPE, DF_REF_CHAIN, DF_REF_ID, DF_REF_FLAGS,
2786 DF_REF_ORDER, DF_REF_IS_ARTIFICIAL, DF_REF_NEXT_REG,
2787 DF_REF_PREV_REG, DF_REF_EXTRACT_WIDTH, DF_REF_EXTRACT_OFFSET,
2788 DF_REF_EXTRACT_MODE): Replaced definition to access union df_ref_d.
2789 (DF_MWS_REG_DEF_P, DF_MWS_REG_USE_P, DF_MWS_TYPE): New macros.
2790 (df_scan_bb_info, df_bb_regno_first_def_find,
2791 df_bb_regno_last_def_find, df_find_def, df_find_use,
2792 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2793 debug_df_ref, df_chain_create, df_chain_unlink, df_chain_copy,
2794 df_ref_create, df_ref_remove, df_compute_accessed_bytes,
2795 df_get_artificial_defs, df_get_artificial_uses, union_defs)
2796 Replaced struct df_ref * with df_ref.
2797 * df-scan.c (df_collection_rec, df_null_ref_rec,
2798 df_ref_chain_delete_du_chain, df_ref_chain_delete, df_install_ref,
2799 df_grow_ref_info, df_ref_create, df_reg_chain_unlink,
2800 df_ref_compress_rec, df_ref_remove, df_ref_chain_delete_du_chain,
2801 df_ref_chain_delete, df_free_collection_rec, df_insn_rescan,
2802 df_reorganize_refs_by_reg_by_reg,
2803 df_reorganize_refs_by_reg_by_insn, df_reorganize_refs_by_reg,
2804 df_ref_change_reg_with_loc_1, df_notes_rescan, df_swap_refs,
2805 df_sort_and_compress_refs, df_install_ref, df_install_refs,
2806 df_ref_record, df_get_conditional_uses, df_get_call_refs,
2807 df_bb_refs_record, df_exit_block_uses_collect,
2808 df_record_exit_block_uses, df_reg_chain_mark,
2809 df_reg_chain_verify_unmarked, df_refs_verify): Replaced struct
2810 df_ref * with df_ref.
2811 (df_ref_record, df_uses_record, df_ref_create_structure): Added
2812 df_ref_class parameter.
2813 (df_scan_problem_data): Added new pools for different types of refs.
2814 (df_scan_free_internal, df_scan_alloc, df_free_ref,
2815 df_ref_create_structure): Processed new ref pools.
2816 (df_scan_start_dump): Added counts of refs and insns.
2817 (df_ref_create, df_notes_rescan, df_def_record_1, df_uses_record,
2818 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
2819 df_entry_block_defs_collect, df_exit_block_uses_collect): Added
2820 code to pass df_ref_class down to ref creation functions.
2821 (df_reg_chain_unlink, df_ref_remove, df_ref_change_reg_with_loc_1,
2822 df_reg_chain_mark): Use macros to hide references to df_refs.
2823 (df_ref_chain_change_bb): Removed.
2824 (df_insn_change_bb): Remove calls to df_ref_insn_change_bb.
2825 (df_ref_equal_p, df_ref_compare, df_ref_create_structure):
2826 Enhanced to understand df_ref union structure.
2827 * fwprop.c (local_ref_killed_between_p, use_killed_between,
2828 all_uses_available_at, update_df, try_fwprop_subst,
2829 forward_propagate_subreg, forward_propagate_and_simplify,
2830 forward_propagate_into, fwprop, fwprop_addr): Replaced struct
2831 df_ref * with df_ref.
2832 (use_killed_between, all_uses_available_at): Use macros to hide
2833 references to df_refs.
2834 * regstat.c (regstat_bb_compute_ri,
2835 regstat_bb_compute_calls_crossed): Replaced struct df_ref * with
2837 * see.c (see_handle_relevant_defs, see_handle_relevant_uses,
2838 see_handle_relevant_refs, see_analyze_one_def,
2839 see_update_relevancy, see_propagate_extensions_to_uses): Replaced
2840 struct df_ref * with df_ref.
2841 * ra-conflict.c (record_one_conflict, clear_reg_in_live,
2842 global_conflicts): Replaced struct df_ref * with df_ref.
2843 * ddg.c (create_ddg_dep_from_intra_loop_link,
2844 add_cross_iteration_register_deps, build_inter_loop_deps):
2845 Replaced struct df_ref * with df_ref.
2846 (create_ddg_dep_from_intra_loop_link,
2847 add_cross_iteration_register_deps): Use macros to hide references
2849 * auto-inc-dec.c (find_inc, merge_in_block): Replaced struct
2850 df_ref * with df_ref.
2851 * df-core.c (df_bb_regno_first_def_find,
2852 df_bb_regno_last_def_find, df_find_def, df_find_use,
2853 df_refs_chain_dump, df_regs_chain_dump, df_ref_debug,
2854 debug_df_ref): Replaced struct df_ref * with df_ref.
2855 (df_mws_dump, df_ref_debug): Use macros to hide references to df_refs.
2856 * cse.c (cse_extended_basic_block): Replaced struct df_ref * with
2858 * web.c (union_defs, entry_register, replace_ref, web_main):
2859 Replaced struct df_ref * with df_ref.
2860 (union_defs, replace_ref): Use macros to hide references to df_refs.
2861 * global.c (compute_regs_asm_clobbered, build_insn_chain):
2862 Replaced struct df_ref * with df_ref.
2863 * ifcvt.c (dead_or_predicable): Replaced struct df_ref * with df_ref.
2864 * sel-sched-ir.c (maybe_downgrade_id_to_use, setup_id_reg_sets, ):
2865 Replaced struct df_ref * with df_ref.
2866 * ira-lives.c (mark_ref_live, def_conflicts_with_inputs_p,
2867 mark_ref_dead, process_bb_node_lives): Replaced struct df_ref *
2869 * local-alloc.c (block_alloc): Replaced struct df_ref * with df_ref.
2870 * df-byte-scan.c (df_compute_accessed_bytes_extract,
2871 df_compute_accessed_bytes_strict_low_part,
2872 df_compute_accessed_bytes_subreg, df_compute_accessed_bytes):
2873 Replaced struct df_ref * with df_ref.
2874 (df_compute_accessed_bytes): Use macros to hide references to df_refs.
2875 * init-regs.c (initialize_uninitialized_regs): Replaced struct
2876 df_ref * with df_ref.
2877 * loop-invariant.c (invariant_for_use, hash_invariant_expr_1,
2878 check_dependency, check_dependencies, record_uses): Replaced
2879 struct df_ref * with df_ref.
2880 (invariant_for_use, check_dependency): Use macros to hide
2881 references to df_refs.
2882 * loop-iv.c (iv_analysis_loop_init, iv_get_reaching_def,
2883 get_biv_step_1, get_biv_step, record_iv, iv_analyze_def,
2884 iv_analyze, biv_p): Replaced struct df_ref * with df_ref.
2885 (iv_analysis_loop_init, iv_get_reaching_def): Use macros to hide
2886 references to df_refs.
2887 * ira.c (compute_regs_asm_clobbered): Replaced struct df_ref *
2889 * combine.c (create_log_links): Replaced struct df_ref * with df_ref.
2890 * df-problems.c (df_rd_bb_local_compute_process_def,
2891 df_lr_bb_local_compute, df_live_bb_local_compute, df_chain_create,
2892 df_chain_unlink_1, df_chain_unlink, df_chain_copy,
2893 df_chain_remove_problem, df_chain_create_bb_process_use,
2894 df_chain_create_bb, df_chain_top_dump, df_chain_bottom_dump,
2895 df_byte_lr_check_regs, df_byte_lr_bb_local_compute,
2896 df_byte_lr_simulate_defs, df_byte_lr_simulate_uses,
2897 df_byte_lr_simulate_artificial_refs_at_top,
2898 df_byte_lr_simulate_artificial_refs_at_end, df_create_unused_note,
2899 df_note_bb_compute, df_note_add_problem, df_simulate_defs,
2900 df_simulate_uses, df_simulate_artificial_refs_at_end,
2901 df_simulate_artificial_refs_at_top): Replaced struct df_ref * with
2903 (df_chain_dump): Use macros to hide references to df_refs.
2904 * config/mips/mips.c (r10k_simplify_address): Replaced struct
2905 df_ref * with df_ref.
2906 * dce.c (mark_nonreg_stores, delete_corresponding_reg_eq_notes,
2907 mark_artificial_uses, mark_reg_dependencies,
2908 byte_dce_process_block): Replaced struct df_ref * with df_ref.
2910 2008-10-11 Eric Botcazou <ebotcazou@adacore.com>
2912 * tree.h (contains_packed_reference): Mention ARRAY_RANGE_REF in
2914 (array_ref_element_size): Likewise.
2915 (array_ref_low_bound): Likewise.
2916 (array_ref_up_bound): Likewise.
2917 * expr.c (contains_packed_reference): Likewise.
2918 (array_ref_element_size): Likewise.
2919 (array_ref_low_bound): Likewise.
2920 (array_ref_up_bound): Likewise.
2921 * tree-ssa-loop-ivopts.c (idx_contains_abnormal_ssa_name_p): Deal
2922 with ARRAY_RANGE_REF.
2923 (idx_find_step): Likewise.
2924 (idx_record_use): Likewise.
2925 (strip_offset_1): Likewise.
2926 (idx_remove_ssa_names): Likewise.
2928 2008-10-11 Uros Bizjak <ubizjak@gmail.com>
2929 Andi Kleen <ak@linux.intel.com>
2931 * config/i386/cpuid.h (__cpuid_count): New defines.
2932 * config/i386/driver-i386.c (struct cache_desc): New structure.
2933 (describe_cache): Use struct cache_desc to pass cache descriptions.
2934 (detect_l2_cache): Ditto. Rename from decode_l2_cache.
2935 (detect_caches_amd): Use struct cache_desc to describe caches.
2936 (decode_caches_intel): Use struct cache_desc to pass cache
2937 descriptions. Update descriptions to match latest (rev -032,
2938 December 2007) CPUID documentation. Do not check valid bit here.
2939 Check for Xeon MP value 0x49 problems.
2940 (detect_caches_cpuid2): New function, split from detect_caches_intel.
2941 Check valid bit before calling decode_caches_intel. Detect number
2942 of times to repeat CPUID instruction.
2943 (detect_caches_cpuid4): New function.
2944 (detect_caches_intel): Depending on max_level, call
2945 detect_caches_cpuid2 or detect_caches_cpuid4. Call detect_l2_cache
2946 only when other methods fail to provide valid L2 cache description.
2948 2008-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2951 * pa.md (call, call_value): Generate an rtx for register r4 and pass
2952 it to PIC call patterns.
2953 (call_symref_pic): Revise pattern to expose PIC register save. Remove
2954 code generation and attributes from pattern. Change peephole2 to
2955 split for noreturn case. Revise split pattern for non noreturn case.
2956 (call_symref_64bit, call_reg_pic, call_reg_64bit, call_val_symref_pic,
2957 call_val_symref_64bit, call_val_reg_pic, call_val_reg_64bit): Likewise.
2958 * pa.c (attr_length_call): Simplify extraction of call rtx. Add some
2961 2008-10-11 David Edelsohn <edelsohn@gnu.org>
2963 * config/rs6000/rs6000.md (aux_truncdfsf2): Remove TARGET_SINGLE_FLOAT.
2964 (addsf3, subsf3, mulsf3 ! TARGET_POWERPC): Remove TARGET_SINGLE_FLOAT
2966 (divdf3): Reformat long line.
2968 2008-10-11 Michael J. Eager <eager@eagercon.com>
2970 * config/rs6000/rs6000.c (rs6000_parse_fpu_option): Interpret
2972 (rs6000_handle_option): Process -mfpu options.
2973 * config/rs6000/rs6000.h: (TARGET_XILINX_FPU): New.
2974 (enum fpu_type_t): New.
2975 * config/rs6000/rs6000.md (attr fp_type): New. Include xfpu.md.
2976 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3, trunctfdf2): Set
2978 (floatsisf2): Remove TARGET_SINGLE_FPU condition.
2979 (floatdidf2): Add TARGET_SINGLE_FPU condition.
2980 * config/rs6000/rs6000.opt (-mfpu): New.
2981 (-mxilinx-fpu): New.
2982 * config/rs6000/sysv4.h: (DRIVER_SELF_SPECS): New.
2983 * config/rs6000/xfpu.h: New. Define TARGET_XILINX_FPU.
2984 * config/rs6000/xfpu.md: New. Define Xilinx pipeline.
2985 * gcc/config.gcc: powerpc-xilinx-eabi target: New.
2986 * gcc/doc/invoke.texi (RS/6000 and PowerPC Options): Add -mfpu option.
2988 2008-10-11 Jakub Jelinek <jakub@redhat.com>
2991 * config/rs6000/rs6000.c (rs6000_legitimize_address): Only create
2992 LO_SUM on Darwin if mode has just one unit.
2994 2008-10-10 H.J. Lu <hongjiu.lu@intel.com>
2997 * dwarf2out.c (mem_loc_descriptor): Use DRAP for vDRAP which
2998 has been optimized out.
3000 2008-10-10 Richard Sandiford <rdsandiford@googlemail.com>
3002 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Test PIC_ADDR_P
3003 instead of PIC_DIRECT_ADDR_P.
3004 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
3005 (IS_LITERAL_OR_SYMBOLIC_S16_P, IS_LITERAL_OR_SYMBOLIC_U16_P): Delete.
3006 (IS_NON_EXPLICIT_CONSTANT_P): Don't test PIC_OFFSET_P.
3007 (PIC_OFFSET_P): Rename to...
3008 (PCREL_SYMOFF_P): ...this.
3009 (PIC_DIRECT_ADDR_P): Delete.
3010 (MOVI_SHORI_BASE_OPERAND_P): Check PCREL_SYMOFF_P instead of
3012 (OUTPUT_ADDR_CONST_EXTRA): Don't require unspecs to have a
3013 single argument. Handle UNSPEC_EXTRACT_S16, UNSPEC_EXTRACT_U16,
3014 UNSPEC_SYMOFF and UNSPEC_PCREL_SYMOFF.
3015 * config/sh/sh.c (print_operand): Remove CONST handling.
3016 (unspec_caller_rtx_p): Rewrite to use split_const and check
3017 the operands of UNSPEC bases.
3018 (fixup_mova): Replace (unspec [(minus A B)] UNSPEC_PIC)
3019 with (unspec [A B] UNSPEC_SYMOFF).
3020 (nonpic_symbol_mentioned_p): Check for UNSPEC_SYMOFF and
3021 UNSPEC_PCREL_SYMOFF.
3022 (sh_secondary_reload): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3023 * config/sh/sh.md (UNSPEC_EXTRACT_S16): New unspec.
3024 (UNSPEC_EXTRACT_U16): Likewise.
3025 (UNSPEC_SYMOFF): Likewise.
3026 (UNSPEC_PCREL_SYMOFF): Likewise.
3027 (movsi_const): Use UNSPEC_EXTRACT_*16s to extract 16-bit portions
3029 (movsi_const_16bit): Likewise.
3030 (movdi_const, movdi_const_32bit, movdi_const_16bit): Likewise.
3031 (GOTaddr2picreg): Replace (unspec [(minus A (minus B pc))] UNSPEC_PIC)
3032 with (unspec [A B] UNSPEC_PCREL_SYMOFF).
3033 (sym_label2reg): Replace (minus (const (unspec [A] UNSPEC_PIC)) B)
3034 with (unspec [A B] UNSPEC_SYMOFF).
3035 (symPLT_label2reg): Replace (minus A (minus B pc)) with
3036 (unspec [A B] PCREL_UNSPEC_SYMOFF).
3037 * config/sh/constraints.md (Css): Check for an UNSPEC_EXTRACT_S16.
3038 (Csu): Likewise UNSPEC_EXTRACT_U16.
3039 (Csy): Test PIC_ADDR_P instead of PIC_DIRECT_ADDR_P.
3040 (Cpg): Update after changes to IS_NON_EXPLICIT_CONSTANT_P.
3042 2008-10-10 Stepan Kasal <skasal@redhat.com>
3044 * gcc/doc/invoke.texi (Optimize Options): Fix typo in examples
3045 for loop strip mining and loop blocking.
3047 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3049 * fortran/trans-types.c (gfc_get_nodesc_array_type): Don't
3050 vary types depending on debug info.
3052 2008-10-10 Alexandre Oliva <aoliva@redhat.com>
3054 * c-gimplify.c (c_genericize): Don't refer to DECL_ASSEMBLER_NAME
3055 before ensuring it's already computed.
3057 2008-10-09 Jakub Jelinek <jakub@redhat.com>
3059 * rtl.h (locator_eq): New decl.
3060 * cfglayout.c (locator_scope): New function.
3061 (insn_scope): Use it.
3062 (locator_eq): New function.
3063 (fixup_reorder_chain): Search for last insn in src bb
3064 that has locator set or first insn in dest bb. Use
3065 locator_eq instead of == to compare locators.
3066 * cfgrtl.c (cfg_layout_merge_blocks): Likewise.
3067 * cfgcleanup.c (try_forward_edges): Use locator_eq instead of
3068 == to compare locators.
3070 * tree-ssa-live.c (remove_unused_locals): Mark all edge's goto_block
3072 * gimple-low.c (lower_function_body, lower_gimple_return,
3073 lower_builtin_setjmp): Set gimple_block on the newly created stmts.
3074 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Only set
3075 goto_block on edges if goto_locus is known.
3078 * tree.h (get_object_alignment): Declare.
3079 * emit-rtl.c (set_mem_attributes_minus_bitpos): Call
3080 get_object_alignment if needed.
3081 * builtins.c (get_pointer_alignment): Move ADDR_EXPR operand
3083 (get_object_alignment): ... here. New function. Try harder to
3084 determine alignment from get_inner_reference returned offset.
3086 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3088 * graphite.c (gloog): Don't call find_unreachable_blocks
3089 before delte_unreachable_blocks.
3091 * cfgexpand.c (expand_gimple_cond): Convert also goto_block and
3092 goto_locus of true_edge into RTL locator.
3094 2008-10-08 Uros Bizjak <ubizjak@gmail.com>
3096 * config/i386/i386.md (*jcc_btdi_rex64): Clobber FLAGS_REG.
3097 (*jcc_btdi_mask_rex64): Ditto.
3099 (*jcc_btsi_mask): Ditto.
3100 (*jcc_btsi_1): Ditto.
3101 (*jcc_btsi_mask_1): Ditto.
3103 2008-10-08 Paul Brook <paul@codesourcery.com>
3105 * config/arm/bpabi.h (ARM_FUNCTION_PROFILER): Define new EABI
3106 compatible profiler (__gnu_mcount_nc).
3107 (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
3109 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3111 * config/i386/i386.c (initial_ix86_tune_features): Add
3112 X86_TUNE_USE_VECTOR_FP_CONVERTS.
3113 * config/i386/i386.h (ix86_tune_indices): Likewise.
3114 (TARGET_USE_VECTOR_FP_CONVERTS): New.
3116 * config/i386/i386.md: Check TARGET_USE_VECTOR_FP_CONVERTS
3117 instead of (TARGET_USE_VECTOR_CONVERTS || TARGET_GENERIC)
3118 for FP to FP splitters.
3120 2008-10-08 H.J. Lu <hongjiu.lu@intel.com>
3122 * config/i386/i386.md: Add missing gen_sse2_cvtdq2p to convert
3125 2008-10-08 Jakub Jelinek <jakub@redhat.com>
3129 PR rtl-optimization/37341
3130 * cse.c (cse_cc_succs): Add ORIG_BB argument, don't follow edges
3131 to ORIG_BB, pass through ORIG_BB recursively.
3132 (cse_condition_code_reg): Adjust caller.
3134 2008-10-08 Kai Tietz <kai.tietz@onevision.com>
3136 * sdbout.c (sdbout_one_type): Treat the value type
3137 CONST_DECL for enumerals.
3139 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3141 * config/i386/i386.md: Remove trailing white spaces.
3143 2008-10-07 Kenneth Zadeck <zadeck@naturalbridge.com>
3145 PR rtl-optimization/37448
3146 * alloc-pool.c (struct alloc_pool_descriptor) [elt_size]: New field.
3147 (stuct alloc_pool_descriptor) [created, allocated, current, peak]:
3149 (struct output_info) [count]: Renamed total_created and made
3151 (struct output_info) [size]: Renamed total_allocated and made
3153 (create_alloc_pool, empty_alloc_pool, pool_alloc, pool_free):
3154 Properly keep track of desc->size.
3155 (print_statistics, dump_alloc_pool_statistics): Enhance the
3156 printing of statistics to print the number of elements and to use
3159 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3162 * opts.h (CL_SAVE): Move up to flags range.
3163 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_TARGET,
3164 CL_COMMON): Renumber.
3165 (CL_MIN_OPTION_CLASS): Set to CL_PARAMS.
3166 * opts.c (common_handle_option): Revert last change.
3168 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3170 * config/i386/i386-protos.h (ix86_schedule): New.
3172 * config/i386/i386.c (ix86_schedule): New.
3173 (override_options): Add schedule to processor_alias_table. Set
3174 ix86_schedule from the schedule field in processor_alias_table.
3175 (ix86_function_specific_save): Save ix86_schedule.
3176 (ix86_function_specific_restore): Restore ix86_schedule.
3178 * config/i386/i386.md (cpu): Map to ix86_schedule instead of
3179 ix86_tune. Add none and remove i386, i486, pentium4, nocona
3182 * config/i386/i386.opt: Add schedule.
3184 * config/i386/ppro.md: Remove generic32.
3186 2008-10-07 Simon Martin <simartin@users.sourceforge.net>
3189 * expr.c (count_type_elements): Handle ERROR_MARK.
3191 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3196 * basic-block.h (struct edge_def): Add goto_block field.
3197 * cfglayout.c (fixup_reorder_chain): Ensure that there is at least
3198 one insn with locus corresponding to edge's goto_locus if !optimize.
3199 * profile.c (branch_prob): Copy edge's goto_block.
3200 * cfgrtl.c (force_nonfallthru_and_redirect): Use goto_locus for
3202 (cfg_layout_merge_blocks): Emit a nop with edge's goto_locus
3203 locator in between the merged basic blocks if !optimize and needed.
3204 * cfgexpand.c (expand_gimple_cond): Convert goto_block and
3205 goto_locus into RTL locator. For unconditional jump use that
3206 locator for the jump insn.
3207 (expand_gimple_cond): Convert goto_block and goto_locus into
3208 RTL locator for all remaining edges. For unconditional jump
3209 use that locator for the jump insn.
3210 * cfgcleanup.c (try_forward_edges): Avoid the optimization if
3211 there is more than one edge or insn locator along the forwarding
3212 edges and !optimize. If there is just one, set e->goto_locus.
3213 * tree-cfg.c (make_cond_expr_edges, make_goto_expr_edges): Set also
3215 (move_block_to_fn): Adjust edge's goto_block.
3217 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3220 * expmed.c (expand_mult): Properly check DImode constant in
3223 2008-10-07 Jakub Jelinek <jakub@redhat.com>
3226 * dwarf2out.c (common_block_die_table): New variable.
3227 (common_block_die_table_hash, common_block_die_table_eq): New
3229 (gen_variable_die): Look up a DW_TAG_common_block die for a particular
3230 COMMON block in the current scope rather than globally. Optimize
3231 DW_OP_addr SYMBOL_REF DW_OP_plus_uconst off into
3232 DW_OP_addr SYMBOL_REF+off.
3234 2008-10-07 Eric Botcazou <ebotcazou@adacore.com>
3236 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p) <VIEW_CONVERT_EXPR>:
3237 Return true for non-addressable GIMPLE operands.
3239 2008-10-07 H.J. Lu <hongjiu.lu@intel.com>
3242 * config/i386/i386.c (initial_ix86_tune_features): Remove
3243 X86_TUNE_USE_BIT_TEST.
3244 * config/i386/i386.h (ix86_tune_indices): Likewise.
3245 (TARGET_USE_BIT_TEST): Removed.
3247 2008-10-07 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
3249 * config.gcc (arm*-*-*): Add aapcs-linux to supported ABIs.
3251 2008-10-06 Adam Nemet <anemet@caviumnetworks.com>
3253 * config/mips/mips.md (mulsi3_mul3, muldi3_mul3): Merge these ...
3254 (mul<mode>3_mul3): ... into this new template.
3256 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3258 * gimplify.c (gimplify_arg): Add location argument. Use it.
3259 (gimplify_call_expr): Pass location to gimplify_arg.
3260 (gimplify_modify_expr_to_memcpy): Same.
3261 (gimplify_modify_expr_to_memset): Same.
3263 2008-10-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3265 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3266 Update calls to build_unary_op and build_indirect_ref for location
3269 2008-10-06 Aldy Hernandez <aldyh@redhat.com>
3272 * c-decl.c (finish_decl): Pass input_location to build_unary_op.
3273 * c-typeck.c (array_to_pointer_conversion): Pass location to
3275 (function_to_pointer_conversion): Use error_at and warning_at.
3276 (build_indirect_ref): Same.
3277 (build_array_ref): Pass location to build_binary_op.
3278 (parser_build_unary_op): Do not set location after calling
3280 (build_unary_op): Add location argument. Use it throughout. Set
3281 EXPR_LOCATION before returning new tree.
3282 (build_modify_expr): Same.
3283 (build_binary_op): Use location throughout. Set EXPR_LOCATION before
3285 * c-omp.c (c_finish_omp_atomic): Pass location to build_unary_op,
3286 build_indirect_ref, build_modify_expr.
3287 (c_finish_omp_for): Same. Use error_at instead of error.
3288 * c-common.c (c_common_truthvalue_conversion): Pass location to
3290 (warn_for_div_by_zero): Add location argument.
3291 * c-common.h: Add argument to build_modify_expr, build_indirect_ref,
3292 build_unary_op, warn_for_div_by_zero.
3293 * c-parser.c (c_parser_typeof_specifier): Use
3294 protected_set_expr_location.
3295 (c_parser_statement_after_labels): Same.
3296 (c_parser_condition): Same.
3297 (c_parser_expr_no_commas): Pass correct location to build_modify_expr.
3298 (c_parser_conditional_expression): Use protected_set_expr_location.
3299 (c_parser_unary_expression): Pass location to build_indirect_ref.
3300 (c_parser_postfix_expression_after_primary): Pass location to
3301 build_indirect_ref, build_unary_op.
3302 (c_parser_omp_for_loop): Set the increment expression's EXPR_LOCATION.
3304 2008-10-06 Joshua Kinard <kumba@gentoo.org>
3306 * doc/invoke.texi: List r1x000 family under the -march MIPS option.
3307 * config/mips/mips.h (PROCESSOR_R10000): New processor_type.
3308 * config/mips/mips.c (mips_cpu_info_table): Add r10000, r12000,
3310 (mips_rtx_cost_data): Add a PROCESSOR_R10000 entry.
3311 (mips_issue_rate): Handle PROCESSOR_R10000.
3312 * config/mips/mips.md (cpu): Add r10000.
3314 * config/mips/10000.md: New file.
3316 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3318 * config/rs6000/rs6000-protos.h (rs6000_find_base_term): Declare.
3319 * config/rs6000/rs6000.h (FIND_BASE_TERM): New macro.
3320 * config/rs6000/rs6000.c (rs6000_find_base_term): New function.
3322 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3324 * config/darwin-protos.h (machopic_function_base_name): Delete.
3325 (machopic_function_base_sym): Likewise.
3326 (machopic_gen_offset): Declare.
3327 * config/darwin.h (MACHOPIC_FUNCTION_BASE_NAME): New macro.
3328 (ASM_OUTPUT_LABELREF): Use it instead of a hard-coded string constant.
3329 * config/darwin.c (machopic_function_base_name): Delete.
3330 (machopic_function_base_sym): Likewise.
3331 (gen_pic_offset): Rename to...
3332 (machopic_gen_offset): ...this and remove the pic_base argument.
3333 Instead use MACHO_DYNAMIC_NO_PIC_P to decide whether a PIC offset
3334 is needed. Create an UNSPEC_MACHOPIC_OFFSET if so, and set
3335 crtl->uses_pic_offset_table.
3336 (machopic_indirect_data_reference): Use new machopic_gen_offset
3338 (machopic_legitimize_pic_address): Likewise.
3339 (machopic_operand_p): Check for UNSPEC_MACHOPIC_OFFSET.
3341 * config/i386/darwin.h (GOT_SYMBOL_NAME): Use
3342 MACHOPIC_FUNCTION_BASE_NAME instead of machopic_function_base_name.
3343 * config/i386/i386.c (output_set_got): Likewise.
3344 (darwin_local_data_pic): Check for an UNSPEC_MACHOPIC_OFFSET
3346 (legitimate_pic_operand_p): Handle UNSPEC_MACHOPIC_OFFSET.
3347 (legitimate_address_p): Likewise.
3348 (output_pic_addr_const): Likewise.
3349 (output_addr_const_extra): Likewise.
3350 (ix86_delegitimize_address): Expect darwin_local_data_pic to
3351 match an UNSPEC rather than a MINUS.
3352 * config/i386/i386.md (UNSPEC_MACHOPIC_OFFSET): Define.
3353 (builtin_setjmp_receiver): Use machopic_gen_offset.
3354 * config/i386/predicates.md (pic_symbolic_operand): Handle
3355 UNSPEC_MACHOPIC_OFFSET.
3357 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
3358 Use machopic_gen_offset and machopic_operand_p.
3359 (rs6000_output_addr_const_extra): Handle UNSPEC_MACHOPIC_OFFSET.
3360 (rs6000_emit_prologue): Use MACHOPIC_FUNCTION_BASE_NAME.
3361 * config/rs6000/rs6000.md (UNSPEC_MACHOPIC_OFFSET): Define.
3362 (builtin_setjmp_receiver): Use MACHOPIC_FUNCTION_BASE_NAME.
3363 Set crtl->uses_pic_offset_table.
3365 2008-10-06 Richard Sandiford <rdsandiford@googlemail.com>
3367 * config/rs6000/rs6000-protos.h (rs6000_output_addr_const_extra):
3369 * config/rs6000/rs6000.h (OUTPUT_ADDR_CONST_EXTRA): New macro.
3370 * config/rs6000/rs6000.md (UNSPEC_TOCREL): New constant.
3371 * config/rs6000/rs6000.c (constant_pool_expr_1): Delete.
3372 (constant_pool_expr_p): Use split_const and check the base.
3373 (toc_relative_expr_p): Likewise, checking for an UNSPEC_TOCREL
3375 (legitimate_constant_pool_address_p): Check toc_relative_p
3376 instead of constant_pool_expr_p.
3377 (print_operand_address): Always use output_addr_const for
3378 constant pool addresses.
3379 (rs6000_output_addr_const_extra): New function.
3380 (create_TOC_reference): Create an UNSPEC_TOCREL instead of a MINUS.
3382 2008-10-06 Vladimir Makarov <vmakarov@redhat.com>
3386 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3387 (mark_ref_live, mark_ref_dead): Use them.
3388 (def_conflicts_with_inputs_p): Remove.
3389 (mark_early_clobbers): New function.
3390 (process_bb_node_lives): Call preprocess_constraints and
3391 mark_early_clobbers.
3393 * doc/rtx.texi (clobber): Change how RA deals with clobbers.
3395 2008-10-06 Danny Smith <dannysmith@users.sourceforge.net>
3397 * config/i386/mingw32.h (REAL_LIBGCC_SPEC): Add thread cleanup
3398 lib with -mthread switch.
3400 2008-10-05 Dodji Seketeli <dodji@redhat.com>
3403 * dwarf2out.c (dwarf2out_imported_module_or_decl): Split this
3404 function in two, making it call a new and reusable
3405 dwarf2out_imported_module_or_decl() that takes the containing
3406 BLOCK of the declaration in argument.
3407 (dwarf2out_imported_module_or_decl_real): New function.
3408 (decls_for_scope, gen_decl_die, dwarf2out_decl): Take
3409 IMPORTED_DECL in account.
3410 * tree.def: Added IMPORTED_DECL node type.
3411 * tree.h: Added accessors for IMPORTED_DECL nodes.
3412 * tree.c (init_ttree): Initialise IMPORTED_DECL node type.
3414 2008-10-05 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3416 * doc/gimple.texi: Fix some typos, wrap some long lines,
3417 fix some broken wraps with continuations.
3418 * tree-ssa-reassoc.c: Fix comment typos.
3420 2000-10-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3423 * pa.c (legitimize_pic_address): Force function labels to memory in
3426 2008-10-04 Anton Blanchard <anton@samba.org>
3428 * config/rs6000/rs6000.c (rs6000_emit_sync): Use gen_lwsync().
3429 (rs6000_split_atomic_op): Same.
3430 (rs6000_split_compare_and_swap): Same.
3431 (rs6000_split_compare_and_swapqhi): Same.
3433 2008-10-04 Richard Guenther <rguenther@suse.de>
3435 * tree-ssa-sccvn.c (vn_reference_op_eq): Use types_compatible_p
3436 instead of pointer equality.
3437 (vn_nary_op_eq): Likewise.
3439 2008-10-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3441 * config/rs6000/rs6000.md (fseldfsf4): Add TARGET_SINGLE_FLOAT
3443 (fselsfdf4): Make condition on "TARGET_HARD_FLOAT && TARGET_FPRS &&
3444 TARGET_DOUBLE_FLOAT && TARGET_SINGLE_FLOAT".
3446 2008-10-03 Danny Smith <dannysmith@users.sourceforge.net>
3448 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3449 Revert previous change.
3451 2008-10-03 Tom Tromey <tromey@redhat.com>
3453 * stringpool.c (ggc_alloc_string): Terminate string.
3455 2008-10-03 Jakub Jelinek <jakub@redhat.com>
3457 * gimplify.c (gimplify_function_tree): For -finstrument-functions
3458 use gimple_bind_{,set_}block instead of gimple_{,set_}block.
3459 * gimple.h (gimple_bind_set_block): Allow second argument to be NULL.
3462 * gimplify.c (declare_vars): Use gimple_bind_block instead of
3465 2008-10-03 Pascal Obry <obry@adacore.com>
3467 * gcov.c (create_file_names): Properly handle UNIX and DOS
3468 directory separators.
3469 (make_gcov_file_name): Likewise + convert the ':' DOS drive
3470 separator to '~' to ensure clean filenames on Windows.
3472 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3474 * config/i386/winnt.c (i386_pe_strip_name_encoding_full):
3475 Add a null terminator to the stripped name.
3477 2008-10-02 David Edelsohn <edelsohn@gnu.org>
3479 * config/rs6000/rs6000.c (USE_FP_FOR_ARG_P): Revert
3480 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3481 (function_arg_advance): Condition on TARGET_DOUBLE_FLOAT,
3482 TARGET_SINGLE_FLOAT. Revert SCALAR_FLOAT_MODE_P condition.
3483 (function_arg): Condition on TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3484 (rs6000_function_value): Revert TARGET_DOUBLE_FLOAT,
3485 TARGET_SINGLE_FLOAT.
3487 2008-10-02 Daniel Jacobowitz <dan@codesourcery.com>
3489 * builtins.c (fold_builtin_pow): Check for 0 ** NEGATIVE.
3491 2008-10-02 Richard Guenther <rguenther@suse.de>
3494 * tree-ssa.c (useless_type_conversion_p_1): For COMPLEX_TYPE
3495 and VECTOR_TYPE recurse with useless_type_conversion_p which
3496 properly handles void pointer conversion.
3498 2008-10-02 Danny Smith <dannysmith@users.sourceforge.net>
3501 * config/i386/mingw32.h (LIBGCC_SPEC) : Replace with ..
3502 (REAL_LIBGCC_SPEC): New. Always include -lgcc.
3504 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3506 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3507 Handle ALTIVEC_BUILTIN_VEC_SPLATS, ALTIVEC_BUILTIN_VEC_PROMOTE,
3508 ALTIVEC_BUILTIN_VEC_EXTRACT, and ALTIVEC_BUILTIN_VEC_INSERT specially,
3509 they translate to non builtins.
3510 * config/rs6000/rs6000.c (altivec_init_builtins): Add new variable
3511 opaque_ftype_opaque. Define builtins __builtin_vec_splats,
3512 __builtin_vec_promote, __builtin_vec_extract, and
3513 __builtin_vec_insert.
3514 * config/rs6000/rs6000.h (enum rs6000_builtins): Add
3515 ALTIVEC_BUILTIN_VEC_EXTRACT, ALTIVEC_BUILTIN_VEC_PROMOTE,
3516 ALTIVEC_BUILTIN_VEC_INSERT, and ALTIVEC_BUILTIN_VEC_SPLATS.
3517 * config/rs6000/altivec.h (vec_extract): Define
3518 (vec_insert): Define.
3519 (vec_splats): Define.
3520 (vec_promote): Define.
3522 2008-10-01 Andrew Pinski <andrew_pinski@playstation.sony.com>
3523 Yukishige Shibata <shibata@rd.scei.sony.co.jp>
3524 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
3526 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add Cell
3528 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Delete
3529 prototype. Add new parameter, blk.
3530 Use BLKmode for the MEM if blk is true.
3531 (altivec_expand_builtin): Handle ALTIVEC_BUILTIN_STVLX,
3532 ALTIVEC_BUILTIN_STVLXL, ALTIVEC_BUILTIN_STVRX, and
3533 ALTIVEC_BUILTIN_STVRXL.
3534 Update usage of altivec_expand_lv_builtin.
3535 Handle ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL,
3536 ALTIVEC_BUILTIN_LVRX, and ALTIVEC_BUILTIN_LVRXL.
3537 (altivec_init_builtins): If compiling for the Cell, also define the
3539 * config/rs6000/rs6000.h (rs6000_builtins): Define
3540 ALTIVEC_BUILTIN_LVLX, ALTIVEC_BUILTIN_LVLXL, ALTIVEC_BUILTIN_LVRX,
3541 ALTIVEC_BUILTIN_LVRXL, ALTIVEC_BUILTIN_STVLX, ALTIVEC_BUILTIN_STVLXL,
3542 ALTIVEC_BUILTIN_STVRX, ALTIVEC_BUILTIN_STVRXL,
3543 ALTIVEC_BUILTIN_VEC_LVLX, ALTIVEC_BUILTIN_VEC_LVLXL,
3544 ALTIVEC_BUILTIN_VEC_LVRX, ALTIVEC_BUILTIN_VEC_LVRXL,
3545 ALTIVEC_BUILTIN_VEC_STVLX, ALTIVEC_BUILTIN_VEC_STVLXL,
3546 ALTIVEC_BUILTIN_VEC_STVRX, and ALTIVEC_BUILTIN_VEC_STVRXL.
3547 * config/rs6000/altivec.md (define_constants): Define UNSPEC_LVLX,
3548 UNSPEC_LVLXL, UNSPEC_LVRX, UNSPEC_LVRXL, UNSPEC_STVLX, UNSPEC_STVLXL,
3549 UNSPEC_STVRX, and UNSPEC_STVRXL.
3550 (altivec_lvlx): New pattern.
3551 (altivec_lvlxl): New pattern.
3552 (altivec_lvrx): New pattern.
3553 (altivec_lvrxl): New pattern.
3554 (altivec_stvlx): New pattern.
3555 (altivec_stvlxl): New pattern.
3556 (altivec_stvrx): New pattern.
3557 (altivec_stvrxl): New pattern.
3558 * config/rs6000/altivec.h (vec_lvlx): Define if PPU is defined.
3559 (vec_lvlxl): Likewise.
3560 (vec_lvrx): Define if PPU is defined.
3561 (vec_lvrxl): Likewise.
3562 (vec_stvlx): Define if PPU is defined.
3563 (vec_stvlxl): Likewise.
3564 (vec_stvrx): Define if PPU is defined.
3565 (vec_stvrxl): Likewise.
3567 2008-10-01 Geert Bosch <bosch@adacore.com>
3569 * tree.c (contains_placeholder_p): Return 0 for a SAVE_EXPR.
3571 2008-10-01 Richard Guenther <rguenther@suse.de>
3573 PR tree-optimization/37617
3574 * tree-ssa-pre.c (create_expression_by_pieces): During FRE
3575 do not add to the NEW_SETS.
3577 2008-10-01 Richard Guenther <rguenther@suse.de>
3580 * tree-vrp.c (execute_vrp): If we optimized away the default
3581 case make sure to promote the label that got in place of it
3582 to a default case label.
3584 2008-10-01 Richard Henderson <rth@redhat.com>
3587 * tree-complex.c (set_component_ssa_name): Don't optimize
3588 is_gimple_min_invariant values with ssa_names in abnormal phis.
3590 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3592 PR tree-optimization/37662
3593 * tree-ssa-ccp.c (fold_gimple_assign): Invert the operands of a
3594 commutative binary operation if they are in the wrong order and
3595 fold_build2 produces non-GIMPLE.
3597 2008-09-30 Jakub Jelinek <jakub@redhat.com>
3599 PR tree-optimization/37662
3600 PR tree-optimization/37663
3601 * tree-vrp.c (simplify_truth_ops_using_ranges): Don't call
3602 get_value_range with non-SSA_NAME. Don't assert operands have been
3603 folded, instead just bail out.
3605 2008-09-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
3607 * config/rs6000/rs6000.md (fnmadds combiner): Revert typo.
3609 2008-09-30 Richard Guenther <rguenther@suse.de>
3612 * tree-vect-transform.c (vect_create_data_ref_ptr): Properly
3613 build restrict-qualified pointers.
3614 (vectorizable_store): Move alias check later.
3615 (vectorizable_load): Likewise.
3617 2008-09-30 Paolo Bonzini <bonzini@gnu.org>
3619 * c-common.c (empty_if_body_warning): Remove.
3620 * c-common.h (empty_if_body_warning): Remove.
3621 * c-parser.c (c_parser_if_body, c_parser_else_body): Implement
3622 here the -Wempty-body warning for `if' and `else' statements.
3623 * c-typeck.c (c_finish_if_stmt): Do not call empty_body_warning.
3625 2008-09-29 H.J. Lu <hongjiu.lu@intel.com>
3627 * config/i386/i386.opt: Add msse2avx.
3629 * config/i386/linux.h (ASM_SPEC): New. Support -msse2avx.
3630 * config/i386/linux64.h (ASM_SPEC): Likewise.
3632 * doc/invoke.texi: Document -msse2avx.
3634 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3636 * dwarf2out.c (constant_size): Use HOST_WIDE_INT in parameter type.
3638 2008-09-29 Joseph Myers <joseph@codesourcery.com>
3640 * ifcvt.c (noce_emit_store_flag): If using condition from original
3641 jump, reverse it if if_info->cond was reversed.
3643 2008-09-29 Eric Botcazou <ebotcazou@adacore.com>
3645 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
3646 non-constant memory if it cannot be forced to constant memory.
3647 Overhaul surrounding code and factor out common condition.
3649 2008-09-29 Jeff Law <law@redhat.com>
3651 * reload1.c (alter_reg): Add missing curly braces.
3653 2008-09-29 Michael J. Eager <eager@eagercon.com>
3655 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3657 * config/rs6000/rs6000.c (rs6000_override_options): Move
3658 rs6000_init_hard_regno_mode_ok after all options changed.
3659 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3660 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3661 -msimple-fpu flags. Add warning messages if single FP not configured.
3662 (rs6000_file_start): Output gnu_attribute for single-float.
3663 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3664 (rs6000_legitimize_address): Likewise.
3665 (rs6000_legitimize_reload_address): Likewise.
3666 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3667 TARGET_SINGLE_FLOAT.
3668 (function_arg_advance): Likewise (partial conversion).
3669 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3670 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3671 TARGET_SINGLE_FLOAT.
3672 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3673 (rs6000_emit_prologue): Likewise.
3674 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3675 TARGET_SINGLE_FLOAT.
3676 (rs6000_libcall_value): Likewise.
3677 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3678 (TARGET_DOUBLE_FLOAT): New default to 1
3679 (TARGET_SIMPLE_FPU): New default to 0
3680 (TARGET_SINGLE_FPU): New default to 0
3681 (TARGET_SINGLE_FLOAT_MODE): New.
3682 (TARGET_DOUBLE_FLOAT_MODE): New.
3683 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3684 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3686 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3687 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3688 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3689 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3690 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3691 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3692 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3693 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3694 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3695 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3696 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3697 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3698 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3699 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3700 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3701 cmptf_internal1, *cmptf_internal2): Condition on
3702 TARGET_DOUBLE_FLOAT.
3703 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3704 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3705 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3706 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3707 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3708 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
3709 TARGET_SINGLE_FLOAT.
3710 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
3711 * config/rs6000/rs6000.opt (-msingle-float): New.
3712 (-mdouble-float): New.
3713 (-msimple-fpu): New.
3714 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
3715 -msingle-float, -mdouble-float, -msimple-fpu options.
3716 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
3717 _SOFT_DOUBLE for -msingle-float.
3718 * config.gcc: New config for target=powerpc-xilinx-eabi.
3720 2008-09-29 Tobias Grosser <grosser@fim.uni-passau.de>
3722 * graphite.c (dot_all_scops_1): Remove unused checks. SCoPs always
3723 have exit and entry.
3724 (new_scop): Take entry and exit edge to define new SCoP.
3725 (sd_region_p): New structure used during SCoP detection.
3726 (move_scops): Delete.
3727 (move_sd_regions): New.
3728 (scopdet_info): Change the definition from edges back to basic_blocks.
3729 (scopdet_edge_info): Work on basic_blocks and rename to
3730 scopdet_basic_block_info.
3731 (split_difficult_bb): At the moment removed. We should later
3732 add it at another place.
3733 (build_scops_1): Work on basic_blocks.
3734 (bb_in_sd_region): New.
3735 (find_single_entry_edge): New.
3736 (find_single_exit_edge): New.
3737 (create_single_entry_edge): New.
3738 (sd_region_without_exit): New.
3739 (create_single_exit_edge): New.
3740 (unmark_exit_edges): New.
3741 (mark_exit_edges): New.
3742 (create_sese_edges): New.
3743 (build_graphite_scops): New.
3744 (build_scops): Make SCoPs SESE.
3745 (limit_scops): Use the new functions.
3747 2008-09-29 Hans-Peter Nilsson <hp@axis.com>
3749 * config/cris/cris.h (IRA_COVER_CLASSES): Define.
3751 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3754 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Force
3755 address to a register before taking the lower part.
3757 2008-09-28 Kaz Kojima <kkojima@gcc.gnu.org>
3759 * config/sh/sh.h (OVERRIDE_OPTIONS): Unset flag_dwarf2_cfi_asm
3762 2008-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3763 Kaushal Kantawala <kaushal_kantawala@playstation.sony.com>
3766 * tree-ssa-loop-im.c (rewrite_reciprocal): Set DECL_GIMPLE_REG_P on
3767 the newly created variable.
3768 Create a VECTOR_CST of all 1s for vector types.
3770 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3773 * fold-const.c (div_and_round_double) <ROUND_DIV_EXPR>: Fix typo.
3775 2008-09-28 Eric Botcazou <ebotcazou@adacore.com>
3777 * expmed.c (store_fixed_bit_field): Always use convert_to_mode in
3778 order to convert between modes.
3779 (extract_bit_field_1): Test TRULY_NOOP_TRUNCATION on the right mode.
3781 2008-09-27 Kaz Kojima <kkojima@gcc.gnu.org>
3783 * config/sh/sh.c (sh_gimplify_va_arg_expr): Use VIEW_CONVERT_EXPR
3786 2008-09-26 Vladimir Makarov <vmakarov@redhat.com>
3789 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3793 2008-09-26 Adam Nemet <anemet@caviumnetworks.com>
3795 * config/mips/mips.h (ISA_HAS_DMUL3, ISA_HAS_BADDU, ISA_HAS_BBIT,
3796 ISA_HAS_CINS, ISA_HAS_EXTS, ISA_HAS_SEQ_SNE, ISA_HAS_POP): Change
3797 them to yield false with MIPS16.
3799 2008-09-26 Jakub Jelinek <jakub@redhat.com>
3802 * dwarf2out.c (tls_mem_loc_descriptor): New function.
3803 (mem_loc_descriptor): Use it for MEM. For PLUS fail if second
3804 mem_loc_descriptor failed. Accept UNSPEC.
3805 (loc_descriptor): Use tls_mem_loc_descriptor for MEM. For PARALLEL
3806 fail if one of the loc_descriptor calls for pieces failed.
3807 (loc_descriptor_from_tree_1): Handle even DECL_EXTERNAL __thread vars,
3808 as long as they bind locally. For COMPONENT_REF, ARRAY_REF etc. fail
3809 if loc_descriptor_from_tree_1 on offset failed.
3812 * opts.c (common_handle_option): Don't call print_specific_help with
3813 CL_SAVE as first argument.
3815 2008-09-26 Peter O'Gorman <pogma@thewrittenword.com>
3816 Steve Ellcey <sje@cup.hp.com>
3818 * configure: Regenerate for new libtool.
3819 * aclocal.m4: Ditto.
3821 2008-09-26 Pat Haugen <pthaugen@us.ibm.com>
3823 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Use correct
3824 alias set on MEM when saving stack pointer.
3825 * config/rs6000/rs6000.md (allocate_stack): Likewise
3827 2008-09-26 Dorit Nuzman <dorit@il.ibm.com>
3829 PR tree-optimization/37574
3830 * tree-vectorizer.c (vect_is_simple_use): Fix indentation.
3831 * tree-vect-transform.c (vect_get_constant_vectors): Use vectype
3832 instead of vector_type for constants. Take computation out of loop.
3833 (vect_get_vec_def_for_operand): Use only vectype for constant case,
3834 and use only vector_type for invariant case.
3835 (get_initial_def_for_reduction): Use vectype instead of vector_type.
3837 2008-09-25 Jakub Jelinek <jakub@redhat.com>
3840 * c-common.c (handle_weakref_attribute): Ignore the attribute unless
3841 the decl is a VAR_DECL or FUNCTION_DECL.
3843 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3846 * ira-lives.c (mark_reg_live, mark_reg_dead): New functions.
3847 (mark_ref_live, mark_ref_dead): Use them.
3848 (def_conflicts_with_inputs_p): Remove.
3849 (mark_early_clobbers): New function.
3850 (process_bb_node_lives): Call preprocess_constraints and
3851 mark_early_clobbers.
3853 * doc/rtl.texi (clobber): Change how RA deals with clobbers.
3855 2008-09-25 Vladimir Makarov <vmakarov@redhat.com>
3858 * ira-int.h (IRA_ALLOCNO_TEMP): Rename to ALLOCNO_TEMP.
3859 (ira_compress_allocno_live_ranges): New prototype.
3861 * ira-color.c: Rename IRA_ALLOCNO_TEMP to ALLOCNO_TEMP.
3862 (coalesced_allocnos_living_at_program_points): New.
3863 (coalesced_allocnos_live_at_points_p,
3864 set_coalesced_allocnos_live_points): New functions.
3865 (coalesce_spill_slots): Rewrite.
3867 * ira-lives.c (remove_some_program_points_and_update_live_ranges,
3868 ira_compress_allocno_live_ranges): New functions.
3870 * ira-build.c (ira_flattening): Call
3871 ira_compress_allocno_live_ranges.
3874 2008-09-25 H.J. Lu <hongjiu.lu@intel.com>
3876 * config/i386/i386.md: Check cmp/branch fuse for cmp peephole
3879 2008-09-25 Richard Sandiford <rdsandiford@googlemail.com>
3881 * combine.c (make_compound_operation): Handle the 'E' format.
3882 (count_rtxs): Likewise.
3883 (update_table_tick): Likewise.
3884 (get_last_value_validate): Likewise.
3886 2008-09-25 Eric Botcazou <ebotcazou@adacore.com>
3888 * dbxout.c (dbxout_parms): Fetch the inner REG inside a PARALLEL.
3890 2008-09-25 Sergei Dyshel <sergeid@il.ibm.com>
3892 * matrix-reorg.c (transform_allocation_sites): Initializers
3893 added to avoid the warning.
3895 2008-09-25 Martin Jambor <mjambor@suse.cz>
3897 * cgraph.c (free_nodes): New variable.
3898 (NEXT_FREE_NODE): New macro.
3899 (cgraph_create_node): Reuse nodes from the free list. Do not
3900 update uid if doing so.
3901 (cgraph_remove_node): Add the node to the free list.
3903 2008-09-25 Gerald Pfeifer <gerald@pfeifer.com>
3905 * config/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
3907 2008-09-24 Richard Henderson <rth@redhat.com>
3909 * dwarf2.h (DW_OP_GNU_encoded_addr): New.
3910 * unwind-dw2.c (execute_stack_op): Handle it.
3912 2008-09-24 David Edelsohn <edelsohn@gnu.org>
3915 2008-09-24 Michael J. Eager <eager@eagercon.com>
3917 2008-09-24 Aldy Hernandez <aldyh@redhat.com>
3919 * c-common.c (fname_decl): New location argument.
3920 * c-common.h (fname_decl): Same.
3921 * c-parser.c (c_lex_one_token): Use {warning,error}_at instead of
3923 (c_parser_typeof_specifier): Same.
3924 (c_parser_parms_list_declarator): Same.
3925 (c_parser_asm_string_literal): Same.
3926 (c_parser_compound_statement_nostart): Same.
3927 (c_parser_label): Same.
3928 (c_parser_do_statement): Same.
3929 (c_parser_asm_statement): Same.
3930 (c_parser_unary_expression): Same.
3931 (c_parser_sizeof_expression): Same.
3932 (c_parser_postfix_expression): Same.
3933 (c_parser_pragma): Same.
3934 (c_parser_omp_clause_collapse): Same.
3935 (c_parser_omp_clause_num_threads): Same.
3936 (c_parser_omp_clause_schedule): Same.
3937 (c_parser_omp_all_clauses): Same.
3938 (c_parser_omp_sections_scope): Same.
3939 (c_parser_omp_for_loop): Same. Pass condition's location to
3940 c_objc_common_truthvalue_conversion.
3941 (c_parser_enum_specifier): Remove comment.
3943 2008-09-24 Michael J. Eager <eager@eagercon.com>
3945 * config/rs6000/predicates.md (easy_fp_constant): Single FP consts
3947 * config/rs6000/rs6000.c (rs6000_override_options): Move
3948 rs6000_init_hard_regno_mode_ok after all options changed.
3949 Set rs6000_single_float, rs6000_double_float if TARGET_HARD_FLOAT.
3950 (rs6000_handle_option): Process -msingle-float, -mdouble-float,
3951 -msimple-fpu flags. Add warning messages if single FP not configured.
3952 (rs6000_file_start): Output gnu_attribute for single-float.
3953 (legitimate_lo_sum_address_p): Condition on TARGET_DOUBLE_FLOAT.
3954 (rs6000_legitimize_address): Likewise.
3955 (rs6000_legitimize_reload_address): Likewise.
3956 (rs6000_emit_move): Condition on TARGET_DOUBLE_FLOAT,
3957 TARGET_SINGLE_FLOAT.
3958 (function_arg_advance): Likewise.
3959 (function_arg): Likewise.
3960 (setup_incoming_varargs): Condition on TARGET_DOUBLE_FLOAT.
3961 (rs6000_gimplify_va_arg): Condition on TARGET_DOUBLE_FLOAT,
3962 TARGET_SINGLE_FLOAT.
3963 (rs6000_split_multireg_move): Condition on TARGET_DOUBLE_FLOAT.
3964 (rs6000_emit_prologue): Likewise.
3965 (rs6000_function_value): Condition on TARGET_DOUBLE_FLOAT,
3966 TARGET_SINGLE_FLOAT.
3967 (rs6000_libcall_value): Likewise.
3968 * config/rs6000/rs6000.h (TARGET_SINGLE_FLOAT): New default to 1.
3969 (TARGET_DOUBLE_FLOAT): New default to 1
3970 (TARGET_SIMPLE_FPU): New default to 0
3971 (TARGET_SINGLE_FPU): New default to 0
3972 (TARGET_SINGLE_FLOAT_MODE): New.
3973 (TARGET_DOUBLE_FLOAT_MODE): New.
3974 * config/rs6000/singlefp.h: New; redefine TARGET_SINGLE_FLOAT,
3975 TARGET_DOUBLE_FLOAT, TARGET_SIMPLE_FPU, TARGET_SINGLE_FPU,
3977 * config/rs6000/rs6000.md (define_mode_iterator): Condition on
3978 TARGET_DOUBLE_FLOAT, TARGET_SINGLE_FLOAT.
3979 (extendsfdf2, extendsfdf2_fpr, truncdfsf2, truncdfsf2_fpr,
3980 copysigndf3,fseldfsf4, negdf2, negdf2_fpr, absdf2, absdf2_fpr,
3981 nabsdf2_fpr, adddf3, adddf3_fpr, subdf3, subdf3_fpr, muldf3,
3982 muldf3_fpr, divdf3, divdf3_fpr, sqrtdf2, smaxdf3, smindf3,
3983 movdfcc, *fseldfdf4, floatsidf2, *floatsidf2_internal,
3984 floatunssidf2, *floatunssidf2_internal, fix_truncdfsi2,
3985 *fix_truncdfsi2_internal, fix_truncdfsi2_internal_gfxopt,
3986 fix_truncdfsi2_mfpgpr, fctiwz, btruncdf2, ceildf2, floordf2,
3987 rounddf2, floatdidf2, floatsidf_ppc64_mfpgpr, floatsidf_ppc64,
3988 floatunssidf_ppc64, fix_truncdfdi2, movdf_hardfloat32,
3989 movdf_hardfloat64_mfpgpr, movdf_hardfloat64, extenddftf2_fprs,
3990 extenddftf2_internal, trunctfdf2_internal2, fix_trunc_helper,
3991 abstf2_internal, movdf_update1, movdf_update2, cmpdf_internal1,
3992 cmptf_internal1, *cmptf_internal2): Condition on
3993 TARGET_DOUBLE_FLOAT.
3994 (aux_truncdfsf2, negsf2, *negsf2, abssf2, *abssf2, addsf3, subsf3,
3995 mulsf3, divsf3, sqrtsf2, copysignsf3, smaxsf3, sminsf3, movsfcc,
3996 *fselsfsf4, fixuns_truncsfsi2, fix_truncsfsi2, floatunssisf2,
3997 btruncsf2, ceilsf2, floorsf2, roundsf2, floatdisf2_internal1,
3998 floatdisf2_internal2, *movsf_hardfloat, trunctfsf2_fprs,
3999 *movsf_update1, *movsf_update2, *cmpsf_internal1): Condition on
4000 TARGET_SINGLE_FLOAT.
4001 (divsf3, sqrtsf2, divdf3, divdf3_fpr): Condition on TARGET_SIMPLE_FPU.
4002 * config/rs6000/rs6000.opt (-msingle-float): New.
4003 (-mdouble-float): New.
4004 (-msimple-fpu): New.
4005 * doc/invoke.texi (RS/6000 and PowerPC Options): Add
4006 -msingle-float, -mdouble-float, -msimple-fpu options.
4007 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Set
4008 _SOFT_DOUBLE for -msingle-float.
4009 * config.gcc: New config for target=powerpc-xilinx-eabi.
4011 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4013 * config/sparc/constraints.md: New file.
4014 * config/sparc/sparc.md: Include it.
4015 * config/sparc/sparc-protos.h (memory_ok_for_ldd): Declare.
4016 (sparc_extra_constraint_check): Delete.
4017 * config/sparc/sparc.c (register_ok_for_ldd): Minor tweaks.
4018 (memory_ok_for_ldd): New predicate.
4019 (sparc_extra_constraint_check): Delete.
4020 * config/sparc/sparc.h (REG_CLASS_FROM_LETTER): Likewise.
4021 (CONST_OK_FOR_LETTER_P): Likewise.
4022 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
4023 (EXTRA_CONSTRAINT): Likewise.
4025 2008-08-23 Steve Ellcey <sje@cup.hp.com>
4027 * regrename.c (do_replace): Copy REG_POINTER value to new reg.
4029 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4031 * alias.c (find_base_value): Use FIND_BASE_TERM.
4032 * doc/tm.texi (FIND_BASE_TERM): Update documentation.
4034 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4036 * config/i386/i386.c: Include cselib.h.
4037 (ix86_pic_register_p): New function.
4038 (ix86_delegitimize_address): Use it to check for the PIC register.
4040 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4042 * doc/tm.texi (FIND_BASE_TERM): Expand documentation.
4043 * config/i386/i386.c (ix86_find_base_term): Don't check for
4044 SYMBOL_REF and LABEL_REF.
4046 2008-09-23 Richard Sandiford <rdsandiford@googlemail.com>
4048 * config/i386/i386.c (ix86_delegitimize_address): Wrap the
4049 constant PLUS in a CONST.
4051 2008-09-23 Kai Tietz <kai.tietz@onevision.com>
4053 * config/i386/i386.c (ix86_function_ok_for_sibcall): Correct
4054 check for sibcall support for w64.
4056 2008-09-23 Eric Botcazou <ebotcazou@adacore.com>
4058 * c-ppoutput.c (cb_used_define): Do nothing for a builtin node.
4060 2008-09-23 Aldy Hernandez <aldyh@redhat.com>
4062 * c-tree.h: Add argument to c_objc_common_truthvalue_conversion,
4063 parser_build_binary_op.
4064 * c-decl.c (build_enumerator): Pass location to build_binary_op.
4065 * c-typeck.c (build_array_ref): Same.
4066 (parser_build_unary_op): New location argument.
4067 (pointer_diff): Pass location to build_binary_op,
4068 c_objc_common_truthvalue_conversion.
4069 (build_modify_expr): Same.
4070 (build_unary_op): New location argument.
4071 (build_binary_op): New location argument.
4072 (c_objc_common_truthvalue_conversion): Pass location to
4073 c_*common_truthvalue_conversion.
4074 * c-convert.c (convert): Same.
4075 * c-common.c (binary_op_error): New location argument.
4076 (pointer_int_sum): Pass location to build_binary_op.
4077 (c_common_truthvalue_conversion): New location argument.
4078 (warn_for_sign_compare): Same.
4079 * c-common.h: Add location argument to c_common_truthvalue_conversion,
4080 binary_op_error, build_binary_op, warn_for_sign_compare.
4081 * c-parser.c (c_parser_condition): Pass location to
4082 c_*common_truthvalue_conversion.
4083 (c_parser_conditional_expression): Save condition's location and pass
4085 (c_parser_binary_expression): Same, but for the binary operator's
4087 (c_parser_omp_for_loop): Pass location to
4088 c_objc_common_truthvalue_conversion.
4090 2008-09-23 Martin Jambor <mjambor@suse.cz>
4092 * cgraph.c (cgraph_free_edge): Use sizeof(*e).
4093 (cgraph_node_remove_callees): New temporary f. Hold the next item
4095 (cgraph_node_remove_callers): Likewise.
4097 * ipa-prop.c (ipa_edge_removal_hook): Use ATTRIBUTE_UNUSED.
4098 (ipa_node_removal_hook): Likewise.
4100 * doc/gimple.texi (gimple_copy_call_skip_args): Changed to
4101 gimple_call_copy_skip_args and moved to the gimple_call section.
4102 * gimple.c (gimple_copy_call_skip_args): Renamed to
4103 gimple_call_copy_skip_args. Changed al users.
4105 2008-09-22 Vladimir Makarov <vmakarov@redhat.com>
4107 * ira-color.c (start_allocno_priorities): Rename to
4108 setup_allocno_priorities. Use costs and
4109 ALLOCNO_EXCESS_PRESSURE_POINTS_NUM instead of frequencies and
4110 range lengths. Get rid off doubles.
4111 (ira_fast_allocations): Call start_allocno_priorities.
4113 2008-09-22 David Daney <ddaney@avtrex.com>
4116 * config/mips/mips.h (FUNCTION_PROFILER): Call _mcount via a
4117 register if TARGET_LONG_CALLS.
4119 2008-09-22 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/37145
4122 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Re-enable
4123 value-numbering union accesses with their offset and size only.
4124 (visit_reference_op_load): Fix simplification of inserted conversions.
4125 * tree-ssa-pre.c (find_or_generate_expression): Do not
4126 recursively generate expressions if running FRE.
4128 2008-09-22 Adam Nemet <anemet@caviumnetworks.com>
4130 * config/mips/mips.h (ISA_HAS_BADDU): New macro.
4131 * config/mips/mips.md (*baddu_si_eb, *baddu_si_el, *baddu_di<mode>):
4134 2008-09-22 Richard Guenther <rguenther@suse.de>
4136 PR tree-optimization/37145
4137 * tree-ssa-pre.c (fully_constant_expression): Simplify builtin calls.
4138 (phi_translate_1): Constant fold references.
4140 2008-09-22 Ira Rosen <irar@il.ibm.com>
4142 PR tree-optimization/37482
4143 * tree-vectorizer.h (struct _slp_instance): Add new field.
4144 (SLP_INSTANCE_FIRST_LOAD_STMT): New.
4145 (get_earlier_stmt): New function.
4146 * tree-vect-analyze.c (vect_find_first_load_in_slp_instance): New
4148 (vect_analyze_slp_instance): Set SLP_INSTANCE_FIRST_LOAD_STMT.
4149 * tree-vect-transform.c (vect_finish_stmt_generation): Remove the
4150 asserts that GSI points to the scalar statement being vectorized.
4151 Set new statement location according to GSI.
4152 (vect_schedule_slp_instance): Use GSI of
4153 SLP_INSTANCE_FIRST_LOAD_STMT when vectorizing loads.
4155 2008-09-21 Jan Hubicka <jh@suse.cz>
4157 * ipa-cp.c (ipcp_estimate_growth): Check recursive calls.
4158 (ipcp_insert_stage): Update dead_nodes bitmap.
4160 2008-09-22 Danny Smith <dannysmith@users.sourceforge.net>
4163 * config/i386/t-cygming (SHLIB_LC): Remove.
4164 (SHLIB_LINK): Don't add static objects to SHLIB_IMPLIB
4165 * config/i386/t-cygwin (SHLIB_LC): Specify all required libraries.
4167 2008-09-22 Hans-Peter Nilsson <hp@axis.com>
4171 * final.c (mark_symbol_ref_as_used): New helper function.
4172 (output_operand): Instead of just looking inside MEMs for
4173 SYMBOL_REFs, use new helper function and for_each_rtx.
4174 * varasm.c (assemble_external): Move #ifndef ASM_OUTPUT_EXTERNAL
4175 to after weak-handling. Don't mark decls with TREE_STATIC as weak.
4176 Make head comment more general.
4177 * config/darwin.c (machopic_output_indirection): Handle weak
4178 references here, like in assemble_external.
4180 2008-09-21 Eric Botcazou <ebotcazou@adacore.com>
4182 * config/sparc/sparc-protos.h (gen_compare_operator): Declare.
4183 (sparc_emit_float_lib_cmp): Change return type.
4184 * config/sparc/sparc.c (gen_compare_reg): Add comment about TFmode.
4185 (gen_compare_operator): New function.
4186 (sparc_emit_float_lib_cmp): Return the new operator to be used in
4187 the comparison sequence. Minor tweaks.
4188 * config/sparc/sparc.md (seq, sne, sgt, slt, sge, sle): Assert
4189 that the final operator and the result of sparc_emit_float_lib_cmp
4190 match for software TFmode; use emit_insn in lieu of emit_jump_insn.
4191 (beq, bne, bgt, blt, bge, ble, bunordered, bordered, bungt, bunlt,
4192 buneq, bunge, bunle, bltgt): Assert that the final operator and the
4193 result of sparc_emit_float_lib_cmp match for software TFmode.
4194 (movqicc, movhicc, movsicc, movdicc): Merge into...
4195 (mov<I:mode>cc): ...this.
4196 (movsfcc, movdfcc, movtfcc): Merge into...
4197 (mov<F:mode>cc): ...this.
4198 (movqi_cc_sp64, movhi_cc_sp64, movsi_cc_sp64, movdi_cc_sp64): Merge
4200 (mov<I:mode>_cc_v9): ...this.
4201 (movdi_cc_sp64_trunc): Delete.
4202 (movqi_cc_reg_sp64, movhi_cc_reg_sp64, movsi_cc_reg_sp64,
4203 movdi_cc_reg_sp64): Merge into...
4204 (mov<I:mode>_cc_reg_sp64): ...this.
4205 (movsf_cc_sp64): Rename into...
4206 (movsf_cc_v9): ...this.
4207 (movdf_cc_sp64): Rename into...
4208 (movdf_cc_v9): ...this.
4209 (movtf_cc_hq_sp64): Rename into...
4210 (movtf_cc_hq_v9): ...this.
4211 (movtf_cc_sp64): Rename into...
4212 (movtf_cc_v9): ...this. Adjust for renaming of movdf_cc_sp64.
4214 2008-09-21 Diego Novillo <dnovillo@google.com>
4216 * doc/gccint.texi: Include generic.texi and gimple.texi.
4218 * doc/tree-ssa.texi (GENERIC): Move to generic.texi.
4219 (GIMPLE): Move to gimple.texi.
4220 (Annotations): Remove references to to stmt_ann_t and
4222 (SSA Operands): Rename from 'Statement Operands'.
4223 * doc/generic.texi: New.
4224 * doc/gimple.texi: New.
4225 * Makefile.in (TEXI_GCCINT_FILES): Add generic.texi and gimple.texi.
4226 * Makefile.in (TEXI_GCCINT_FILES):
4227 * gimple.c (gimple_copy_call_skip_args): Rename from
4228 giple_copy_call_skip_args. Update all users.
4229 * doc/gimple.texi (gimple_copy_call_skip_args): Document.
4231 2008-09-21 Ira Rosen <irar@il.ibm.com>
4233 PR tree-optimization/37539
4234 * tree-vect-transform.c (vect_transform_strided_load): Save vector
4235 statement in related statement field only for the first load of the
4236 group of loads with the same data reference.
4238 2008-09-20 Adam Nemet <anemet@caviumnetworks.com>
4240 * config/mips/mips.h (TUNE_OCTEON): New macro.
4241 * config/mips/mips.c (mips_issue_rate): Return 2 for Octeon.
4242 (mips_multipass_dfa_lookahead): Return 2 for Octeon.
4243 * config/mips/octeon.md: New file.
4244 * config/mips/mips.md: Include octeon.md. Restore
4245 semi-alphabetical order of include files.
4247 2008-09-20 H.J. Lu <hongjiu.lu@intel.com>
4250 * config/i386/i386.md (*jcc_fused_1): Removed.
4251 (*jcc_fused_2): Likewise.
4252 (*jcc_fused_3): Likewise.
4253 (*jcc_fused_4): Likewise.
4255 2008-09-20 Richard Sandiford <rdsandiford@googlemail.com>
4257 * doc/tm.texi (TARGET_IRA_COVER_CLASSES): Define.
4258 (IRA_COVER_CLASSES): Refer to TARGET_IRA_COVER_CLASSES.
4259 * target.h (gcc_target): Add ira_cover_classes.
4260 * ira.c: Remove IRA_COVER_CLASSES guards.
4261 (setup_cover_and_important_classes): Use targetm.ira_cover_classes
4262 instead of IRA_COVER_CLASSES.
4263 (setup_cover_and_important_classes): Remove IRA_COVER_CLASSES guard.
4264 (setup_class_translate): Likewise.
4265 (setup_reg_class_intersect_union): Likewise.
4266 (find_reg_class_closure): Replace IRA_COVER_CLASSES guard with a
4267 test of targetm.ira_cover_classes.
4268 * opts.c (decode_options): Use targetm.ira_cover_classes instead
4269 of IRA_COVER_CLASSES.
4270 * target-def.h (TARGET_IRA_COVER_CLASSES): Define.
4271 (TARGET_INITIALIZER): Include it.
4272 * targhooks.h (default_ira_cover_classes): Declare.
4273 * targhooks.c (default_ira_cover_classes): New function.
4275 2008-09-19 Bob Wilson <bob.wilson@acm.org>
4277 * config/xtensa/xtensa.md (reload<mode>_literal): Handle MEM operands.
4279 2008-09-19 Ian Lance Taylor <iant@google.com>
4281 * varasm.c (narrowing_initializer_constant_valid_p): Return
4282 NULL_TREE if ENDTYPE is not an integer.
4284 2008-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
4287 * tree-ssa.c (execute_update_addresses_taken): Also update
4288 DECL_GIMPLE_REG_P for vector and complex types.
4290 2008-09-19 Andrew MacLeod <amacleod@redhat.com>
4291 Jan Hubicka <jh@suse.cz>
4294 * tree-ssa-ter.c (free_temp_expr_table): Make sure fields are actually
4295 empty before freeing them.
4296 (find_replaceable_exprs): Move asserts to free_temp_expr_table.
4298 2008-09-18 Bob Wilson <bob.wilson@acm.org>
4300 * configure.ac: Add HAVE_AS_TLS check for Xtensa.
4301 * config/xtensa/predicates.md (tls_symbol_operand): New.
4302 * config/xtensa/xtensa.c (TARGET_HAVE_TLS): Define.
4303 (TARGET_CANNOT_FORCE_MEM): Define.
4304 (xtensa_tls_symbol_p): New.
4305 (xtensa_emit_move_sequence): Check for and legitimize TLS addresses.
4306 (xtensa_legitimate_address_p): Disallow constant pool TLS references.
4307 (xtensa_tls_module_base): New.
4308 (xtensa_call_tls_desc): New.
4309 (xtensa_legitimize_tls_address): New.
4310 (xtensa_legitimize_address): Handle TLS symbols.
4311 (xtensa_tls_referenced_p_1): New.
4312 (xtensa_tls_referenced_p): New.
4313 (xtensa_output_addr_const_extra): Handle UNSPEC_TPOFF and
4315 (XTENSA_BUILTIN_THREAD_POINTER): New.
4316 (XTENSA_BUILTIN_SET_THREAD_POINTER): New.
4317 (xtensa_init_builtins): Set NOTHROW and READONLY for umulsidi3
4318 builtin. Add declarations for __builtin_thread_pointer and
4319 __builtin_set_thread_pointer.
4320 (xtensa_fold_builtin): Recognize new builtins.
4321 (xtensa_expand_builtin): Expand new builtins.
4322 * config/xtensa/xtensa.h (XCHAL_HAVE_THREADPTR): Define default value.
4323 (TARGET_THREADPTR): Define.
4324 (HAVE_AS_TLS): Define default value.
4325 (LEGITIMATE_CONSTANT_P): Disallow TLS references.
4326 * config/xtensa/xtensa.md (UNSPEC_TPOFF, UNSPEC_DTPOFF): New.
4327 (UNSPEC_TLS_FUNC, UNSPEC_TLS_ARG, UNSPEC_TLS_CALL, UNSPEC_TP): New.
4328 (UNSPECV_SET_TP): New.
4329 (sym_TPOFF, sym_DTPOFF): New.
4330 (load_tp, set_tp, tls_func, tls_arg, tls_call): New.
4331 * config/xtensa/xtensa-protos.h (xtensa_tls_referenced_p): Declare.
4332 * configure: Regenerated.
4334 2008-09-18 H.J. Lu <hongjiu.lu@intel.com>
4337 * config/ia64/ia64.c (ia64_optimization_options): Move
4338 checking and setting flag_schedule_insns_after_reload and
4339 ia64_flag_schedule_insns2 back to ...
4340 (ia64_override_options): Here.
4342 2008-09-18 Andrew Pinski <andrew_pinski@playstation.sony.com>
4345 * loop-doloop.c (doloop_modify): New argument zero_extend_p and
4346 zero extend count after the correction to it is done.
4347 (doloop_optimize): Update call to doloop_modify, don't zero extend
4350 2008-09-18 Martin Jambor <mjambor@suse.cz>
4352 * ipa-cp.c (ipcp_estimate_growth): Return 0 instead of false.
4354 * ipa-prop.c: Correct comments.
4355 * ipa-prop.h: Likewise.
4357 2008-09-18 Jan Hubicka <jh@suse.cz>
4360 * ipa-reference.c (ipa_reference_local_vars_info_d,
4361 ipa_reference_global_vars_info_d,
4362 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4363 ipa_reference_vars_info_t): Move here from ipa-reference.h
4364 (node_duplication_hook_holder, node_removal_hook_holder): New.
4365 (get_reference_vars_info_from_cgraph): Rename to ...
4366 (get_reference_vars_info): ... this one, use cgraph uids.
4367 (get_local_reference_vars_info, get_global_reference_vars_info):
4368 Use cgraph instead of decl.
4369 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4371 (ipa_reference_get_read_global, ipa_reference_get_not_read_global
4372 ipa_reference_get_written_global,
4373 ipa_reference_get_not_written_global): Use cgraph argument.
4374 (check_call): Simplify avail check.
4375 (scan_stmt_for_static_refs): Update.
4376 (propagate_bits): Update.
4377 (merge_callee_local_info): Remove.
4378 (init_function_info): Use cgraph nodes.
4379 (clean_function_local_data): Break out from ...
4380 (clean_function): ... here.
4381 (copy_local_bitmap, copy_global_bitmap): New functions.
4382 (duplicate_node_data, remove_node_data): New functions.
4383 (generate_summary): Register hooks; use visibility instead of
4385 (propafate): Use cgraph nodes; copy bitmap to each node in cycle.
4386 * ipa-reference.h (ipa_reference_local_vars_info_d,
4387 ipa_reference_global_vars_info_d,
4388 ipa_reference_local_vars_info_t, ipa_reference_global_vars_info_t,
4389 ipa_reference_vars_info_t): Move to ipa-reference.c
4390 (ipa_reference_get_read_local, ipa_reference_get_written_local):
4392 (ipa_reference_get_read_global, ipa_reference_get_written_global,
4393 ipa_reference_get_not_read_global,
4394 ipa_reference_get_not_written_global): Update prototype.
4395 * ipa-pure-const.c (funct_state_vec): Turn into VECtor.
4396 (init_state): Remove.
4397 (node_duplication_hook_holder, node_removal_hook_holder): New.
4398 (get_function_state, set_function_state): Use VECtor.
4399 (analyze_function): Check body availability.
4400 (add_new_function): Likewise.
4401 (duplicate_node_data, remove_node_data): New.
4402 (generate_summary): Register hooks; do not care about clones.
4403 (propafate): Do not care about clones; recursive functions are
4405 * ipa-utils.c (searchc, ipa_utils_reduced_inorder): Do not skip clones.
4406 * ipa-prop.c (edge_removal_hook_holder, node_removal_hook_holder,
4407 * edge_duplication_hook_holder, node_duplication_hook_holder): Make
4409 * tree-flow.h (function_ann_d): Remove reference_vars_info.
4410 * tree-ssa-opreands.c (add_call_clobber_ops, add_call_read_ops):
4411 Update call of ipa-reference accesors.
4413 2008-09-18 Simon Baldwin <simonb@google.com>
4415 * c-opts.c (c_common_handle_option): Add handling for
4416 -Wbuiltin-macro-redefined command line option.
4417 * c.opt: Added builtin-macro-redefined option.
4418 * doc/invoke.texi (Warning Options): Add -Wbuiltin-macro-redefined
4421 2008-09-18 Richard Guenther <rguenther@suse.de>
4423 PR tree-optimization/37258
4424 * tree-ssa-sccvn.c (vn_phi_compute_hash): Include the precision
4425 and signedness for integral types.
4426 (vn_phi_eq): Require compatible types.
4428 2008-09-18 Jakub Jelinek <jakub@redhat.com>
4431 * gimplify.c (gimplify_type_sizes): When not optimizing, ensure
4432 TYPE_MIN_VALUE and TYPE_MAX_VALUE is not is not DECL_IGNORED_P
4434 * cfgexpand.c (expand_used_vars): Keep DECL_ARTIFICIAL
4435 !DECL_IGNORED_P vars in local_decls list for instantiate_decls,
4436 ggc_free other TREE_LIST nodes from that chain.
4437 * function.c (instantiate_decls): Instantiate also DECL_RTL
4438 of vars in cfun->local_decls, free that list afterwards.
4440 2008-09-18 Eric Botcazou <ebotcazou@adacore.com>
4442 * config/sparc/sol2.h (WIDEST_HARDWARE_FP_SIZE): Move to...
4443 * config/sparc/sparc.h (WIDEST_HARDWARE_FP_SIZE): ...here.
4445 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4447 * tree-outof-ssa.c (eliminate_useless_phis): Fix formatting.
4448 * tree-flow-.h (struct immediate_use_iterator_d): Fix comment.
4450 2008-09-18 Andrew MacLeod <amacleod@redhat.com>
4452 PR tree-optimization/37102
4453 * tree-outof-ssa.c (remove_gimple_phi_args): Remove all the PHI args
4454 from a node. Check to see if another PHI is dead.
4455 (eliminate_useless_phis): Rename from eliminate_virtual_phis and
4456 remove real PHIs which have no uses.
4457 (rewrite_out_of_ssa): Call eliminate_useless_phis.
4459 2008-09-18 Richard Guenther <rguenther@suse.de>
4462 * tree-cfg.c (remove_useless_stmts_1): Remove
4463 GIMPLE_CHANGE_DYNAMIC_TYPE if not optimizing.
4465 2008-09-18 Nick Clifton <nickc@redhat.com>
4467 * config/frv/frv.h (IRA_COVER_CLASSES): Define.
4468 (SECONDARY_INPUT_RELOAD_CLASS): Omit unused argument in call
4469 to frv_secondary_reload_class.
4470 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4471 * config/frv/frv.c (TARGET_SECONDARY_RELOAD): Define.
4472 (frv_secondary_reload_class): Omit unused parameter.
4473 (frv_secondary_reload): New function. Handle the case when
4474 secondary_reload_class() is called before the reload_(in|out)
4475 _optabs have been initialised.
4476 * config/frv/frv-protos.h (frv_secondary_reload_class): Omit
4478 * config/frv/frv.md: Define an exclusion set between fr550_m0
4481 2008-09-18 Richard Guenther <rguenther@suse.de>
4483 PR tree-optimization/37456
4484 * tree-ssa-reassoc.c (build_and_add_sum): If the stmt we
4485 want to insert after ends a BB insert on the single fallthru
4488 2008-09-18 Andreas Krebbel <krebbel1@de.ibm.com>
4490 * doc/invoke.texi: Document -mhard-dfp, -mno-hard-dfp.
4491 Mention -march=z9-109, z9-ec and z10.
4493 2008-09-18 Uros Bizjak <ubizjak@gmail.com>
4495 PR rtl-optimization/37544
4496 * regrename.c (maybe_mode_change): Exit early when copy_mode
4497 is narrower than orig_mode and narrower than new_mode.
4499 2008-09-18 Alexander Monakov <amonakov@ispras.ru>
4502 * sched-int.h (struct _haifa_insn_data): Remove unused field ref_count.
4504 * sched-rgn.c (ref_counts): Remove.
4505 (insn_referenced): New static variable.
4506 (INSN_REF_COUNT): Remove.
4507 (sched_run_compute_dependencies): Use insn_referenced instead of
4509 (add_branch_dependences): Likewise. Delete dead assignment.
4511 2008-09-17 Adam Nemet <anemet@caviumnetworks.com>
4513 * haifa-sched.c (dep_cost_1): Recognize the producer even if the
4514 consumer is an asm. Add comment why this is important.
4515 (choose_ready): Add comment to the "INSN_CODE (insn) >= 0 ||
4516 recog_memoized (insn) < 0" assert. Put ENABLE_CHECKING around it.
4518 2008-09-17 Joseph Myers <joseph@codesourcery.com>
4520 * expr.c (emit_group_store): Do not shift before moving via a
4523 2008-09-17 Eric Botcazou <ebotcazou@adacore.com>
4525 * varasm.c (initializer_constant_valid_p): Forbid view-conversions
4526 from aggregate to non-aggregate type if the bit pattern is not fully
4527 preserved afterwards.
4529 2008-09-17 Richard Guenther <rguenther@suse.de>
4531 * tree-cfg.c (verify_types_in_gimple_assign): Rename to ...
4532 (verify_gimple_assign): ... this. Split into ...
4533 (verify_gimple_assign_unary): ... this,
4534 (verify_gimple_assign_binary): ... that,
4535 (verify_gimple_assign_single): ... and this.
4536 (verify_types_in_gimple_stmt): Call verify_gimple_assign.
4537 Fix GIMPLE_CHANGE_DYNAMIC_TYPE handling.
4538 (verify_types_in_gimple_min_lval): Handle TARGET_MEM_REF.
4539 (verify_types_in_gimple_reference): Be forgiving with
4541 (verify_gimple_phi): Deal with virtual operands.
4543 * tree.def (PREDICT_EXPR): Change to tcc_expression.
4545 2008-09-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
4547 * tree.c (get_callee_fndecl): Don't call the language hook.
4548 * langhooks.h (lang_hooks): Remove lang_get_callee_fndecl.
4549 * langhooks-def.h (LANG_HOOKS_GET_CALLEE_FNDECL): Kill.
4550 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_GET_CALLEE_FNDECL.
4552 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4554 * tree.c (protected_set_expr_location): Don't unnecessarily
4555 check for error_mark_node.
4557 2008-09-17 Art Haas <ahaas@impactweather.com>
4559 * ipa-reference.c (analyze_function): Declare step only if
4560 ENABLE_CHECKING is defined.
4562 2008-09-17 Jan Hubicka <jh@suse.cz>
4565 * tree.h (DECL_INLINE): remove.
4566 (DECL_DECLARED_INLINE_P): Update docs.
4567 (DECL_NO_INLINE_WARNING_P): new.
4568 (tree_function_decl): Replace inline_flag by no_inline_warning_flag.
4569 * tree-inline.c (inlinable_function_p): Set DECL_NO_INLINE_WARNING_P.
4571 2008-09-17 Jakub Jelinek <jakub@redhat.com>
4572 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
4575 * dwarf2out.c (dwarf2out_do_cfi_asm) [MIPS_DEBUGGING_INFO]: Return
4578 2008-09-17 Jan Hubicka <jh@suse.cz>
4580 * ipa-reference.c (ipa_obstack): Remove.
4581 (local_info_obstack, global_info_obstack): New.
4582 (add_static_var): We now handle variables only.
4583 (mark_address_taken, mark_load, mark_store): New functions based on ...
4584 (check_operand): ... remove.
4585 (get_asm_stmt_operands): Rename to ...
4586 (check_asm_memory_clobber): ... this. Look only for memory clobber.
4587 (scan_stmt_for_static_refs): Rewrite.
4588 (scan_op_for_static_refs): Rename to ...
4589 (scan_initializer_for_static_refs): do not look for VAR_DECL
4590 initializers; stop recursion on types and decls.
4591 (ipa_init): Use proper obstacks.
4592 (analyze_variable): Use scan_initializer_for_static_refs.
4593 (init_function_info): Use local obstack.
4594 (analyze_function): Simplify.
4595 (add_new_function): We don't need visited_nodes obstack.
4596 (generate_summary): Use proper obstacks; cleanup after propagation.
4598 2008-09-17 Richard Guenther <rguenther@suse.de>
4601 PR tree-optimization/37491
4602 * alias.c (get_alias_set): Use the canonical type.
4603 * tree-vect-transform.c (vectorizable_store): Use the type of
4604 the lhs for the vector type. Adjust checking.
4605 (vectorizable_load): Adjust checking.
4607 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4608 Adam Nemet <anemet@caviumnetworks.com>
4610 PR rtl-optimization/37483
4611 * ifcvt.c (noce_try_sign_mask): Use if_info->test_bb instead of
4612 if_info->insn_b's bb as argument to optimize_bb_for_speed_p.
4613 Rearrange code to better match the original comment. Check
4614 t_unconditional first. Improve comment.
4616 2008-09-16 Jakub Jelinek <jakub@redhat.com>
4619 * gimplify.c (gimplify_expr) <case GOTO_EXPR>: If gimplification of
4620 GOTO_DESTINATION failed, don't create GIMPLE_GOTO.
4623 * gimplify.c (gimplify_expr) <case TRY_CATCH_EXPR>: Don't create
4624 GIMPLE_TRY if cleanup sequence is empty.
4626 2008-09-16 Andrew Pinski <andrew_pinski@playstation.sony.com>
4629 * tree-ssa-loop-ivopts.c (determine_use_iv_cost_condition): Prefer the
4630 eliminate IV if the cost are the same.
4632 2008-09-16 Richard Guenther <rguenther@suse.de>
4635 * tree-sra.c (sra_build_assignment): Do not call the gimplifier
4638 2008-09-16 Richard Guenther <rguenther@suse.de>
4640 PR tree-optimization/37508
4641 * tree-vrp.c (simplify_truth_ops_using_ranges): Also allow -1.
4643 2008-09-15 Kaz Kojima <kkojima@gcc.gnu.org>
4645 * config/sh/sh.md (movsf_ie): Fix length for TARGET_SH2A.
4647 2008-09-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
4649 * config/rs6000/rs6000.md (floatsidf2): Rewrite PowerPC64 case to
4650 use gen_floatdidf2 directly.
4651 (floatunssidf2): Likewise.
4652 (floatsidf_ppc64_mfpgpr): Remove.
4653 (floatsidf_ppc64): Remove.
4654 (floatunssidf_ppc64): Remove.
4656 2008-09-15 Jakub Jelinek <jakub@redhat.com>
4658 * ira-color.c (finish_cost_update): Free update_cost_queue_elems
4659 rather than update_cost_queue.
4661 * tree-ssa-alias.c (init_alias_info): Call bitmap_obstack_release
4662 in every call starting with the second one, instead of only when
4663 alias_bitmap_obstack.elements != NULL.
4665 * tree-predcom.c (filter_suitable_components): Free all refs in
4666 act->refs vector before calling release_component.
4667 (add_ref_to_chain): Free ref if not adding it to chain->refs.
4669 * tree-data-ref.c (free_subscripts): Free all subscript objects.
4671 * tree-loop-linear.c (linear_transform_loops): Initialize
4672 lambda_obstack only after calling perfect_loop_nest_depth.
4673 Goto free_and_continue instead of just continue for later failures.
4676 * doc/invoke.texi: Document -fno-dwarf2-cfi-asm.
4679 * tree-mudflap.c (mf_xform_derefs_1): Handle VIEW_CONVERT_EXPR.
4681 2008-09-14 Andreas Schwab <schwab@suse.de>
4683 * tree-call-cdce.c (check_target_format): Accept Motorola formats.
4685 2008-09-14 Jan Hubicka <jh@suse.cz>
4687 * invoke.texi (-fconserve-stack): Document.
4688 * opts.c (decode_options): Handle conserve_stack.
4689 * common.opt (fconvserve_stack): New.
4691 2008-09-14 David Edelsohn <edelsohn@gnu.org>
4693 * config.host: Add x-aix to host_xmake_file.
4694 * config/rs6000/t-aix52: Do not override LDFLAGS.
4695 * config/rs6000/x-aix: New file.
4697 2008-09-14 Andy Hutchinson <hutchinsonandy@aim.com>
4703 * config/avr/avr.c (legitimate_address_p): Fix problem where subreg
4704 is not recognized as a valid register usage. Allow REG_X to be used
4706 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Remove code that
4707 forces a reload when using a base register.
4709 2008-09-14 Danny Smith <dannysmith@users.sourceforge.net>
4711 * config/i386/cygming-crtend.c (register_frame_ctor): If
4712 DEFAULT_USE_CXA_ATEXIT, register __gcc_deregister_frame
4713 directly with atexit.
4714 (deregister_frame_ctor): Rename to ...
4715 (deregister_frame_dtor): Use to call __gcc_deregister_frame
4716 if !DEFAULT_USE_CXA_ATEXIT.
4718 2008-09-13 Jan Hubicka <jh@suse.cz>
4720 * cgraph.c: Include value-prof.h
4721 * Makefile.in (cgraph.o): Add value-prof.h dependency.
4723 2008-09-13 Jan Hubicka <jh@suse.cz>
4726 * tree-profile.c (add_abnormal_goto_call_edges): New function.
4727 (tree_gen_interval_profiler, tree_gen_pow2_profiler,
4728 tree_gen_one_value_profiler, tree_gen_average_profiler,
4729 tree_gen_ic_func_profiler, tree_gen_ior_profiler): Use it.
4731 2008-09-13 Jan Hubicka <jh@suse.cz>
4733 * i386.c (ix86_expand_movmem, ix86_expand_movstr): Avoid processing
4734 too many bytes on misalligned blocks.
4736 2008-09-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4738 * doc/cfg.texi: Fix some typos.
4739 * doc/extend.texi: Likewise.
4740 * doc/install.texi: Likewise.
4741 * doc/invoke.texi: Likewise.
4742 * doc/rtl.texi: Likewise.
4743 * doc/tree-ssa.texi: Likewise.
4745 2008-09-13 Richard Guenther <rguenther@suse.de>
4748 * tree-nested.c (finalize_nesting_tree_1): Generate valid
4749 gimple stores for memory rhs.
4751 2008-09-13 H.J. Lu <hongjiu.lu@intel.com>
4753 PR rtl-optimization/37489
4754 * cse.c (fold_rtx): Don't return const_true_rtx for float
4755 compare if FLOAT_STORE_FLAG_VALUE is undefined.
4757 2008-09-13 Jan Hubicka <jh@suse.cz>
4759 PR tree-optimization/37392
4760 * tree-inline.c (remap_gimple_stmt): Do not remap return value.
4762 2008-09-13 Martin Jambor <mjambor@suse.cz>
4763 Jan Hubicka <jh@suse.cz>
4765 * cgraph.c (free_edges): New variable.
4766 (NEXT_FREE_EDGE): New macro.
4767 (cgraph_free_edge): New function.
4768 (cgraph_remove_edge): Call cgraph_remove_edge_1.
4769 (cgraph_node_remove_callees): Likewise.
4770 (cgraph_node_remove_callers): Likewise.
4771 (cgraph_create_edge): Reuse edges from the free list. Do not
4772 update uid if doing so.
4773 (cgraph_remove_*_hook): Add free call.
4775 2008-09-13 Richard Sandiford <rdsandiford@googlemail.com>
4777 * ira-color.c (conflict_allocno_vec): Delete.
4778 (update_cost_queue_elem): New structure.
4779 (update_cost_queue): New variable.
4780 (update_cost_queue_tail): Likewise.
4781 (update_cost_queue_elems): Likewise.
4782 (allocno_update_cost_check): Delete.
4783 (initiate_cost_update): Allocate update_cost_queue_elems
4784 instead of allocno_update_cost_check.
4785 (finish_cost_update): Update the free()s accordingly.
4786 (start_update_cost): New function.
4787 (queue_update_cost): Likewise.
4788 (get_next_update_cost): Likewise.
4789 (update_copy_costs_1): Inline into...
4790 (update_copy_costs): ...here. Use a queue instead of recursive calls.
4791 Use cover_class instead of ALLOCNO_COVER_CLASS (another_allocno),
4792 once we've established they are equal. Don't allocate update
4793 costs if there is nothing to add to them.
4794 (update_conflict_hard_regno_costs): Remove ALLOCNO and
4795 DIVISOR arguments. Use a queue instead of recursive calls;
4796 process all the allocnos in the initial queue, rather than
4798 (assign_hard_reg): Use queue_update_cost instead of
4799 conflict_allocno_vec. Queue coalesced allocnos instead
4800 of calling update_conflict_hard_regno_costs for each one.
4801 Just call update_conflict_hard_regno_costs once for the
4803 (ira_color): Remove conflict_allocno_vec handling.
4805 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4807 PR tree-optimization/37484
4808 * graphite.c (scop_record_loop): Use snprintf instead of sprintf.
4809 (save_var_name): Same.
4810 (initialize_cloog_names): Same.
4811 (initialize_cloog_names): Same.
4813 2008-09-12 Sebastian Pop <sebastian.pop@amd.com>
4815 * tree-scalar-evolution.c (set_instantiated_value): Set
4818 2008-09-12 Vladimir Makarov <vmakarov@redhat.com>
4822 * ira-build.c (common_loop_tree_node_dominator): Remove.
4823 (copy_live_ranges_to_removed_store_destinations): New function.
4824 (regno_top_level_allocno_map): Move to top level from ...
4825 (ira_flattening): ... here. Use
4826 copy_live_ranges_to_removed_store_destinations.
4828 * ira-emit.c (generate_edge_moves): Fix a comment.
4830 2008-09-12 Anatoly Sokolov <aesok@post.ru>
4833 * config/avr/avr.md (movsi_lreg_const peephole2): Add match_dup for
4834 scratch register after 'set' pattern.
4836 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4838 * emit-rtl.c (set_reg_attrs_from_value): Fix invalid alignment
4839 information passed to mark_reg_pointer.
4840 * explow.c (force_reg): Likewise.
4842 2008-09-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4844 * config/spu/spu.c (spu_override_options): Default to -mno-safe-hints
4845 when building for the celledp architecture.
4847 2008-09-12 Richard Guenther <rguenther@suse.de>
4849 * tree-vrp.c (simplify_truth_ops_using_ranges): Fix types.
4851 2008-09-12 Eric Botcazou <ebotcazou@adacore.com>
4853 PR rtl-optimization/37424
4854 * ira-color.c (coalesced_pseudo_reg_slot_compare): Untie by comparing
4855 the regnos instead of the addresses.
4857 2008-09-11 Janis Johnson <janis187@us.ibm.com>
4859 * ginclude/float.h (DEC_EVAL_METHOD): Correct the macro name.
4861 2008-09-11 Richard Guenther <rguenther@suse.de>
4863 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Avoid
4864 entering the weaker equivalence recording.
4866 * tree-ssa-phiprop.c (propagate_with_phi): Fix tuplification.
4868 2008-09-11 Jeff Law <law@redhat.com>
4870 * reload1.c (alter_reg): Undo the BYTE_BIG_ENDIAN correction performed
4871 by assign_stack_local on the IRA path for stack slot sharing
4872 as well as the non-IRA path.
4874 2008-09-11 Uros Bizjak <ubizjak@gmail.com>
4876 * config/i386/i386.h: Fix whitespace issues.
4878 2008-09-11 Martin Jambor <mjambor@suse.cz>
4880 * ipa-prop.h (struct ipa_param_flags): Removed.
4881 (struct ipa_param_descriptor): New structure.
4882 (struct ipa_node_params): ipcp_lattices, param_decls and
4883 param_flags moved to ipa_param_description.
4884 (ipa_get_ith_param): Renamed to ipa_get_param, changed to access
4885 descriptors. Renamed all users.
4886 (ipa_is_ith_param_modified): Renamed to ipa_is_param_modified,
4887 changed to access descriptors. Renamed all users.
4888 (ipa_is_ith_param_called): Renamed to ipa_is_param_called, changed
4889 to access descriptors. Renamed all users.
4890 * ipa-cp.c (ipcp_init_cloned_node): Call
4891 ipa_initialize_node_params instead of ipa_count_formal_params and
4892 ipa_create_param_decls_array.
4893 (ipcp_analyze_node): Likewise.
4894 (ipcp_get_ith_lattice): Renamed to ipcp_get_lattice, changed to access
4895 descriptors. Renamed all users.
4896 (ipcp_initialize_node_lattices): Remove allocation.
4897 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
4898 ipa_initialize_node_params instead of ipa_count_formal_params and
4899 ipa_create_param_decls_array.
4900 * ipa-prop.c (ipa_create_param_decls_array): Renamed to
4901 ipa_populate_param_decls, made static, added parameter info,
4902 renamed mt to node, removed allocation, changed to use
4904 (ipa_count_formal_params): Made static, added parameter info,
4906 (ipa_initialize_node_params): New function.
4907 (ipa_check_stmt_modifications): Changed to use descriptors.
4908 (ipa_detect_param_modifications): Removed allocation, changed to
4910 (ipa_note_param_call): Changed to use descriptors.
4911 (ipa_analyze_params_uses): Removed allocation.
4912 (ipa_free_node_params_substructures): Changed to use descriptors.
4913 (ipa_edge_duplication_hook): Use the unused attribute.
4914 (ipa_node_duplication_hook): Use the unused attribute, changed to
4915 use descriptors, changed to duplicate descriptors.
4917 * ipa-inline.c (cgraph_mark_inline_edge): New parameter new_edges,
4918 changed all callers. Call ipa_propagate_indirect_call_infos if doing
4919 indirect inlining. Made static.
4920 (cgraph_decide_inlining): Freeing ipa-prop structures after inlining
4921 functions called only once.
4922 (cgraph_decide_recursive_inlining): Don't call
4923 ipa_propagate_indirect_call_infos, pass new_edges to
4924 cgraph_mark_inline_edge instead.
4925 (cgraph_decide_inlining_of_small_functions): Don't call
4926 ipa_propagate_indirect_call_infos, pass new_edges to
4927 cgraph_mark_inline_edge instead.
4928 (cgraph_decide_inlining): Don't call
4929 ipa_propagate_indirect_call_infos.
4930 * ipa-prop.c: Check that vectors are allocated.
4932 * ipa-inline.c (cgraph_mark_inline_edge): Returns boolean, true
4933 iff a new cgraph edges have been created.
4934 (cgraph_decide_inlining): New variable redo_always_inline.
4935 Flattening and always_inlining loop until callgraph stabilizes.
4936 * ipa-prop.c (update_call_notes_after_inlining): Returns boolean,
4937 true iff new cgraph edges have been created.
4938 (propagate_info_to_inlined_callees): Likewise.
4939 (ipa_propagate_indirect_call_infos): Likewise.
4941 2008-09-11 Richard Guenther <rguenther@suse.de>
4943 * tree-vectorizer.c (slpeel_add_loop_guard): Fix types.
4944 (set_prologue_iterations): Likewise.
4945 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
4947 (vect_update_init_of_dr): Likewise.
4948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Fix
4950 * fold-const.c (fold_unary): Do not generate calculations
4953 2008-09-11 Paolo Bonzini <bonzini@gnu.org>
4955 * dojump.c (do_jump) [BIT_AND_EXPR]: Move below. Fall through to
4956 TRUTH_AND_EXPR for boolean (1-bit precision) expressions.
4957 (do_jump) [BIT_IOR_EXPR]: Compile as TRUTH_OR_EXPR.
4959 * tree-flow.h (simplify_stmt_using_ranges): Accept a GSI, return
4961 * tree-ssa-propagate.c (substitute_and_fold): Pass a GSI to
4962 VRP's simplify_stmt_using_ranges. Do simplify_stmt_using_ranges
4963 before finalizing the changes.
4964 * tree-vrp.c (extract_range_from_binary_expr): Add limited support
4966 (simplify_truth_ops_using_ranges): New.
4967 (simplify_div_or_mod_using_ranges, simplify_abs_using_ranges,
4968 simplify_cond_using_ranges, simplify_switch_using_ranges): Return
4969 whether a simplification was made.
4970 (simplify_stmt_using_ranges): Ditto, and accept a GSI. For GS_ASSIGN,
4971 use a switch statement and also call simplify_truth_ops_using_ranges.
4973 2008-09-11 Jan Hubicka <jh@suse.cz>
4975 * ggc-common.c (loc_array): Make static.
4976 * dce.c (rest_of_handle_ud_dce): Free worklist.
4978 2008-09-11 Jan Hubicka <jh@suse.cz>
4980 * cgraph.c (cgraph_release_function_body): Plug memory leak on
4981 ipa_transforms_to_apply and CFG; ggc_free gimple df and struct
4982 function so we are sure we do not dangle it forever.
4983 * function.c (outer_function_chain, find_function_data): Remove.
4984 (function_context_stack): New.
4985 (push_function_context, pop_function_context): Update.
4986 * function.h (struct function): Remove pointer outer.
4987 (outer_function_chain, find_function_data): Remove.
4988 * stmt.c (force_label_rtx): Remove dead call of find_function_data.
4990 2008-09-11 Jan Hubicka <jh@suse.cz>
4993 * cgraph.c (cgraph_create_edge): Use !cgraph_edge for sanity check.
4995 2008-09-11 Jan Hubicka <jh@suse.cz>
4997 * tree-ssa-pre.c (phi_translate_1): Fix memory leak
4999 2008-09-11 Jan Hubicka <jh@suse.cz>
5001 * tree-ssa.c (redirect_edge_var_map_clear): Fix formatting.
5002 (free_var_map_entry): New function.
5003 (redirect_edge_var_map_destroy): Use it.
5005 2008-09-11 Jan Hubicka <jh@suse.cz>
5008 * tree-inline.c (add_lexical_block): Replace with ...
5009 (prepend_lexical_block): ... prepend at begginig.
5010 (remap_blocks): Use it and reverse later.
5011 (expand_call_inline): Use prepend_lexical_block.
5013 2008-09-11 Jan Hubicka <jh@suse.cz>
5015 * gimplify.c (pop_gimplify_context): Free bind_expr_stack.
5017 2008-09-11 Jan Hubicka <jh@suse.cz>
5019 * function.c (free_after_compilation): Call insn_locators_free.
5020 * cfglayout.c (insn_locators_free): New function.
5021 * rtl.h (insn_locators_free): Declare.
5023 2008-09-11 Jan Hubicka <jh@suse.cz>
5025 * ifcvt.c (check_cond_move_block): Make regs argument pointer to
5027 (cond_move_process_if_block): Update call.
5029 2008-09-11 Jan Hubicka <jh@suse.cz>
5031 * toplev.c (dump_memory_report): Call dump_vec_loc_statistics.
5032 * vec.c: Include hashtab.h
5033 (vec_descriptor, ptr_hash_entry): New structures.
5034 (vec_desc_hash, vec_ptr_map): New static variables.
5035 (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr, vec_descriptor,
5036 register_overhead, free_overhead, vec_heap_free): New functions.
5037 (vec_gc_o_reserve_1): ggc_free when resizing to 0.
5038 (vec_heap_o_reserve_1): free when resizing to 0; add statistics.
5039 (cmp_statistic, add_statistics, dump_vec_loc_statistics):
5042 2008-09-11 Ira Rosen <irar@il.ibm.com>
5044 PR tree-optimization/37474
5045 * tree-vect-analyze.c (vect_supported_load_permutation_p): Check the
5046 length of load permutation.
5048 2008-09-11 Andreas Schwab <schwab@suse.de>
5050 * config/m68k/m68k.h (IRA_COVER_CLASSES): Define.
5052 2008-09-11 Jakub Jelinek <jakub@redhat.com>
5055 * expmed.c (extract_low_bits): Avoid creating invalid subregs.
5056 * dse.c (find_shift_sequence): Use extract_low_bits instead of
5057 simplify_gen_subreg.
5059 2008-09-11 Ira Rosen <irar@il.ibm.com>
5061 * tree-vect-transform.c (vectorizable_store): Use the rhs vector type
5064 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5067 * gimplify.c (gimplify_body): Call default_rtl_profile.
5070 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): Return NULL
5071 instead of tok->val.node if not expanding to something else. Handle
5072 intervening CPP_PADDING tokens.
5073 (altivec_categorize_keyword): Remove unneeded comparisons.
5075 2008-09-10 Richard Guenther <rguenther@suse.de>
5077 * tree-ssa-pre.c (phi_translate_1): Fix memory leak.
5079 2008-09-10 Richard Guenther <rguenther@suse.de>
5082 * tree-inline.c (insert_init_stmt): Make sure to not
5083 insert invalid gimple stores.
5085 2008-09-10 Sebastian Pop <sebastian.pop@amd.com>
5087 PR tree-optimization/37388
5088 * toplev.c (process_options): Fail and warn when graphite
5089 flags are used, but the compiler has not been configured
5090 with graphite libraries.
5091 * graphite.c (graphite_transform_loops): Remove printfs
5092 to dump_file for the case when graphite is not available.
5094 2008-09-10 H.J. Lu <hongjiu.lu@intel.com>
5097 * config/i386/i386.c (ix86_expand_vector_init_interleave): Force
5098 the even element into register.
5099 (ix86_expand_vector_init_general): Don't use
5100 ix86_expand_vector_init_interleave on V16QImode and V8HImode
5101 if we can't move from GPR to SSE register directly.
5103 2008-09-10 Bernd Schmidt <bernd.schmidt@analog.com>
5105 * config/bfin/bfin.c (workaround_speculation): Correct algorithm to
5106 not lose track of the number of NOPs needed. Number of NOPs needed
5107 for sync vs. loads workaround was switched; corrected. Run second
5108 pass for all workarounds. No NOPs needed after call insns. Change
5109 second pass to use find_next_insn_start and find_load helpers in order
5110 to properly detect parallel insns.
5111 * config/bfin/bfin.md (cbranch_with_nops): Increase length.
5113 2008-09-10 Jan Hubicka <jh@suse.cz>
5115 * value-prof.c (gimple_ic): Fix tuplification bug.
5116 * sched-deps.c (sched_insns_conditions_mutex_p): Silence unitialized
5119 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5121 PR tree-optimization/37353
5122 * tree-call-cdce.c (cond_dead_built_in_calls): Remove.
5123 (shrink_wrap_conditional_dead_built_in_calls): Add calls argument, use
5124 calls instead of cond_dead_built_in_calls.
5125 (tree_call_cdce): Add cond_dead_built_in_calls automatic variable,
5126 initalize the vector only before adding first entry. Use VEC_safe_push
5127 instead of VEC_quick_push. Pass cond_dead_built_in_calls to
5128 shrink_wrap_conditional_dead_built_in_calls call.
5130 2008-09-10 Ira Rosen <irar@il.ibm.com>
5132 PR tree-optimization/37385
5133 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new
5134 argument, and use it as a vector type if not NULL.
5135 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
5137 (vect_setup_realignment): Call vect_create_data_ref_ptr with
5138 additional argument.
5139 (vectorizable_load): Likewise.
5141 2008-09-10 Jakub Jelinek <jakub@redhat.com>
5143 * config/i386/i386.md (SWI32): New mode iterator.
5144 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
5147 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5149 PR rtl-optimization/37435
5150 * caller-save.c (insert_restore, insert_save): Check the mode by
5153 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5156 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
5158 (dw2_output_indirect_constant_1): Use unstripped name in symbol
5161 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
5163 * doc/invoke.texi (ARM Options): Correct errors in discussion
5164 of -mfloat-abi, -mhard-float, and -msoft-float.
5166 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5167 Jan Hubicka <jh@suse.cz>
5170 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
5171 calling gimple_regimplify_operands on it. Iterate over all newly
5172 added statements, not just the last one.
5173 (insert_init_stmt): Insert stmt into seq first, then call
5174 gimple_regimplify_operands on it. Don't create new gimplification
5175 context, nor find referenced vars.
5177 2008-09-09 Jakub Jelinek <jakub@redhat.com>
5180 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
5181 to pointer to vector pointer.
5182 * ipa-prop.c (ipa_propagate_indirect_call_infos,
5183 propagate_info_to_inlined_callees): Likewise.
5184 (update_call_notes_after_inlining): Likewise. Push new indirect edge
5185 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
5186 ipa_check_create_edge_args.
5187 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last
5188 argument to pointer to vector pointer.
5189 (cgraph_decide_inlining_of_small_function): Adjust
5190 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
5194 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when
5195 optimizing for size, not speed.
5197 PR rtl-optimization/37408
5198 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
5199 if parm is promoted.
5201 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
5203 PR tree-optimization/37375
5204 * tree-scalar-evolution.c (scev_info_str): Add field
5206 (new_scev_info_str, eq_scev_info, find_var_scev_info,
5207 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
5208 set_instantiated_value): Pass instantiated_below.
5209 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls
5211 (instantiate_scev_1, instantiate_scev): Pass a basic block above which
5212 the definitions are not instantiated.
5214 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
5215 (block_before_loop): New.
5216 * tree-data-ref.c (dr_analyze_indices): Update uses of
5218 * graphite.c (block_before_scop): New.
5219 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
5220 basic block, not a loop for determining the parameters.
5221 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
5223 (idx_record_params, find_params_in_bb, find_scop_parameters,
5224 build_loop_iteration_domains, add_conditions_to_domain): Update calls
5225 to instantiate_scev.
5227 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
5229 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5233 * ira-build.c (ira_create_allocno): Setup frequency to 0.
5235 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
5236 Check zero freq and increase if necessary.
5238 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
5240 * ira-conflicts.c (process_regs_for_copy): Check that the hard
5241 regno is in the right range. Add comments.
5243 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5245 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
5247 * mips-tfile.c (copy_object): Cast alloca result to int *.
5248 * mips-tdump.c (print_symbol): Cast xmalloc return values to
5250 Rename class to sclass.
5251 (read_tfile): Cast read_seek return values to proper types.
5252 Cast xcalloc return value to proper type.
5254 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5256 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
5257 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
5258 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
5260 2008-09-09 Jan Hubicka <jh@suse.cz>
5262 * profile.c (is_edge_inconsistent): Add debug output; ignore
5263 negative count on fake edges.
5264 (is_inconsistent): Add debug output.
5266 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5268 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
5270 (choose_ready): When first insn is chosen from the ready list, also
5273 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
5275 PR rtl-optimization/37360
5276 * haifa-sched.c (max_issue): Do not assert that we never issue more
5277 insns than issue_rate. Add comment.
5279 2008-09-09 Richard Guenther <rguenther@suse.de>
5281 * tree-cfg.c (verify_types_in_gimple_op): Remove.
5282 (verify_types_in_gimple_call): Rename to ...
5283 (verify_gimple_call): ... this. Enhance.
5284 (verify_types_in_gimple_cond): Remove.
5285 (verify_gimple_comparison): New function ...
5286 (verify_types_in_gimple_assign): ... split out from here.
5287 (verify_types_in_gimple_return): Rename to ...
5288 (verify_gimple_return): ... this. Enhance.
5289 (verify_types_in_gimple_switch): Rename to ...
5290 (verify_gimple_switch): ... this. Enhance.
5291 (verify_gimple_goto): New function.
5292 (verify_types_in_gimple_phi): Rename to ...
5293 (verify_gimple_phi): ... this. Enhance.
5294 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
5295 Fold in single-statement cases from verify_types_in_gimple_seq_2.
5296 (verify_types_in_gimple_seq_2): Remove cases handled in
5297 verify_types_in_gimple_stmt.
5299 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
5301 * config/bfin/bfin.c (n_regs_to_save): New static variable.
5302 (push_multiple_operation, pop_multiple_operation): Set it.
5303 (workaround_rts_anomaly): New function.
5304 (workaround_speculation): New function, broken out of bfin_reorg.
5305 (bfin_reorg): Call the new functions.
5307 2008-09-09 Richard Guenther <rguenther@suse.de>
5311 * gimplify.c (gimplify_conversion): Change conversions of
5312 non-register type to VIEW_CONVERT_EXPRs.
5313 (gimplify_addr_expr): If we need to make the operand
5314 addressable make sure to use a properly initialized
5315 temporary for that so it gets a valid gimple store.
5317 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
5319 * function.h (struct function): Add function_start_locus.
5320 * cfgexpand.c (gimple_expand_cfg): Use it.
5321 * c-parser.c (c_parser_declaration_or_fndef): Set it.
5323 2008-09-09 Richard Guenther <rguenther@suse.de>
5325 PR tree-optimization/37433
5326 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
5329 2008-09-09 Richard Guenther <rguenther@suse.de>
5331 PR tree-optimization/37387
5332 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
5333 and bits to a common type.
5335 2008-09-09 Nick Clifton <nickc@redhat.com>
5337 * config/v850/v850.md (return): Restore frame size restriction.
5339 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
5341 * c-common.c (c_expand_decl): Remove.
5342 * c-common.h (anon_aggr_type_p): Remove prototype.
5343 (DECL_ANON_UNION_ELEMS): Remove.
5344 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
5345 * c-decl.c (anon_aggr_type_p): Remove.
5346 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
5347 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
5348 * langhooks.h (struct lang_hooks): Remove expand_decl.
5349 * langhooks.c (lhd_expand_decl): Remove.
5350 * stmt.c (expand_anon_union_decl): Remove.
5351 * tree.h (expand_anon_union_decl): Remove prototype.
5353 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
5356 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
5358 * config/avr/avr.md (QISI) : Define mode iterator.
5359 (negated_tst<mode>) : Redefine as split using mode macro.
5360 (reversed_tstqi): Define insn as reversed compare with zero.
5361 (reversed_tsthi): Ditto.
5362 (reversed_tstsi): Ditto.
5364 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5367 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
5368 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
5371 * predict.c (optimize_function_for_size_p): Don't segfault if
5373 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
5374 tree_swap_operands_p): Don't test cfun != NULL before calling
5375 optimize_function_for_s*_p.
5377 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
5379 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
5382 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
5384 * crx/crx.h (IRA_COVER_CLASSES): Define.
5386 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5389 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
5390 even when a stmt has been gimple_modified_p, but after fold_stmt is
5391 not any longer. Remove unneeded may_have_exposed_new_symbols
5394 2008-09-08 Richard Guenther <rguenther@suse.de>
5396 PR tree-optimization/37421
5397 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
5400 2008-09-08 Jakub Jelinek <jakub@redhat.com>
5403 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
5405 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5408 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
5409 * pa-hpux10.h (LINK_SPEC): Likewise.
5410 * pa-hpux11.h (LINK_SPEC): Likewise.
5412 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5414 * pa32-regs.h (IRA_COVER_CLASSES): Define.
5415 * pa64-regs.h (IRA_COVER_CLASSES): Define.
5417 2008-09-07 Helge Deller <deller@gmx.de>
5419 * pa/linux-atomic.c: New file.
5420 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
5421 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
5423 2008-09-07 Richard Guenther <rguenther@suse.de>
5424 Ira Rosen <irar@il.ibm.com>
5426 PR tree-optimization/36630
5427 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
5428 Call STRIP_NOPS before calling evolution_part_in_loop_num.
5430 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
5431 Ira Rosen <irar@il.ibm.com>
5433 PR tree-optimization/35642
5434 * config/rs6000/altivec.md (mulv8hi3): Implement.
5436 2008-09-06 Jeff Law <law@redhat.com>
5438 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
5440 2008-09-06 Jan Hubicka <jh@suse.cz>
5442 PR tree-optimization/14703
5443 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored
5445 * passes.c (init_optimization_passes): Recompute inline parameters.
5447 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5449 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
5452 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
5453 Peter Fuerst <post@pfrst.de>
5455 * doc/invoke.texi: Document -mr10k-cache-barrier=.
5456 * doc/extend.texi: Document __builtin_mips_cache.
5457 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
5458 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
5459 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
5460 __GCC_HAVE_BUILTIN_MIPS_CACHE.
5461 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
5462 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
5463 (set_push_mips_isas): New variable.
5464 (mips_r10k_cache_barrier): New variable.
5465 (cache): New availability predicate.
5466 (mips_builtins): Add an entry for __builtin_mips_cache.
5467 (mips_build_cvpointer_type): New function.
5468 (MIPS_ATYPE_CVPOINTER): New macro.
5469 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
5471 (r10k_simplified_address_p, r10k_simplify_address)
5472 (r10k_uncached_address_p, r10k_safe_address_p)
5473 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
5474 (r10k_needs_protection_p_call, r10k_needs_protection_p)
5475 (r10k_insert_cache_barriers): New functions.
5476 (mips_reorg_process_insns): Delete cache barriers after a
5477 branch-likely instruction.
5478 (mips_reorg): Call r10k_insert_cache_barriers.
5479 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
5480 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
5481 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
5482 (mips_cache, r10k_cache_barrier): New define_insns.
5484 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
5486 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5487 * ira-color.c (setup_allocno_left_conflicts_num): Use
5488 hard_reg_set_equal_p instead of a comparison with
5489 ira_zero_hard_reg_set.
5490 * ira.c (setup_reg_subclasses): Likewise.
5491 (setup_cover_and_important_classes): Likewise.
5492 (setup_class_translate): Likewise.
5493 (setup_reg_class_intersect_union): Likewise.
5494 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
5495 (ira_init_once): Don't initialize them.
5497 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5499 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
5501 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
5503 * ira-color.c (ira_fast_allocation): Permit global allocno allocation.
5505 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
5507 Improved branch hints, safe hints, and scheduling.
5509 * haifa-sched.c (sched_emit_insn) : Define.
5510 * sched-int.h (sched_emit_insn) : Add prototype.
5511 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
5512 -mhint-max-distance -msafe-hints) : Document.
5513 * config/spu/spu.c (spu_flag_var_tracking): New.
5514 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
5515 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
5516 TARGET_ASM_FILE_START): Define.
5517 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
5518 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
5519 (spu_emit_branch_hint): Add blocks argument.
5520 (insert_branch_hints, insert_nops): Remove.
5521 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
5522 uses_ls_unit, spu_sched_init_global, spu_sched_init,
5523 spu_sched_reorder, asm_file_start): New functions.
5524 (clock_var, spu_sched_length, pipe0_clock,
5525 pipe1_clock, prev_clock_var, prev_priority,
5526 spu_ls_first, prev_ls_clock): New static variables.
5527 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
5528 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
5529 (nopn_nv): Add a non-volatile version of nop.
5530 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
5531 -mhint-max-distance, -msafe-hints): New options.
5533 2008-09-05 Janis Johnson <janis187@us.ibm.com>
5534 Samuel Tardieu <sam@rfc1149.net>
5536 * opts.c (decode_options): Combine nested if statements.
5539 * opts.c (decode_options): Handle more relationships among
5540 unit-at-a-time, toplevel-reorder, and section-anchors.
5542 2008-09-05 David Daney <ddaney@avtrex.com>
5544 * doc/install.texi (--enable-reduced-reflection): Document new option.
5546 2008-09-05 Bob Wilson <bob.wilson@acm.org>
5548 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
5550 (constantpool_operand): New.
5551 (move_operand): Disallow sub-word modes for the constant pool.
5552 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
5553 (xtensa_secondary_reload_class): Replace with....
5554 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
5555 Set icode for sub-word reloads from the constant pool.
5556 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
5557 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
5558 * config/xtensa/xtensa.md (reload<mode>_literal): New.
5559 * config/xtensa/xtensa-protos.h: Update prototypes.
5561 2008-09-05 Joseph Myers <joseph@codesourcery.com>
5563 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
5564 (REG_CLASS_NAMES): Update.
5565 (REG_CLASS_CONTENTS): Update.
5566 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
5567 of ALL_REGS for regs 77 and 78.
5568 * function.c (instantiate_virtual_regs_in_insn): Assert that
5569 return value of simplify_gen_subreg is not NULL.
5571 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
5573 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
5574 (gen_rtvec_v): Fix coding standards.
5576 2008-09-04 Jan Hubicka <jh@suse.cz>
5578 * i386.c (decide_alg): Be more conservative about optimizing for size.
5580 2008-09-04 Ian Lance Taylor <iant@google.com>
5582 * varasm.c (narrowing_initializer_constant_valid_p): New
5584 (initializer_constant_valid_p): Call it.
5586 2008-09-04 Jeff Law <law@redhat.com>
5588 * fold-const.c (native_encode_real): Fix computation of WORDS.
5589 (native_interpret_real): Likewise.
5591 2008-09-04 Janis Johnson <janis187@us.ibm.com>
5593 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
5595 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5597 * ira-conflicts.c (process_regs_for_copy): Check insn to check
5598 that the cost is already taken into account in ira-costs.c
5600 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
5602 * ira-build.c (print_copy, print_copies, ira_debug_copy,
5603 ira_debug_copies): New.
5604 (ira_bulid): Call print_copies.
5606 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
5608 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
5611 * config/rs6000/rs6000.c (optimization_options): Remove check of
5612 flag_toplevel_order.
5614 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5616 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
5617 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
5618 second operand is a reg_imm10_operand.
5619 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
5620 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
5621 (*seq_<GPR:mode><GPR2:mode>): Rename to
5622 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
5624 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
5625 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
5627 (*sne_<GPR:mode><GPR2:mode>): Rename to
5628 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
5631 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5633 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
5634 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
5635 combining an arithmetic right shift by more than 31 and a
5636 trunction. Don't match for out-of-range shift amounts. Set
5637 attribute mode to <MODE>.
5638 (*lshr32_trunc<mode>): Name the pattern combining a logical right
5639 shift by 32 and and a truncation. Set attribute mode to <MODE>.
5640 (*<optab>_trunc<mode>_exts): New pattern for truncated right
5641 shifts by less than 32.
5642 (extv): Change predicate on first operand to accept registers.
5643 Change predicate of the other operands from immediate_operand to
5644 const_int_operand. Expand exts when source is a register.
5645 (extzv): Change predicate of the constant operands from
5646 immediate_operand to const_int_operand.
5647 (extzv<mode>): Change predicate of the constant operands from
5648 immediate_operand to const_int_operand and no constraint. Also
5650 (*extzv_trunc<mode>_exts): New pattern.
5652 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
5654 * config/mips/mips.h (ISA_HAS_CINS): New macro.
5655 * config/mips/mips-protos.h (mask_low_and_shift_p,
5656 mask_low_and_shift_len): Declare.
5657 * config/mips/mips.c (mask_low_and_shift_p,
5658 mask_low_and_shift_len): New functions.
5659 (mips_print_operand): Handle new operand prefix "m".
5660 * config/mips/mips.md (*cins<mode>): New pattern.
5662 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5664 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
5665 optimizing for size.
5667 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5669 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
5670 regardless of epilogue_completed.
5672 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
5675 * ira-lives.c (process_bb_node_lives): Check setjmp.
5677 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
5680 * ira-build.c (form_loop_tree): Reverse BB walk.
5681 (create_bb_allocnos): Likewise.
5682 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
5683 (mark_reg_store): Rename to...
5684 (mark_ref_live): ...this and take a df_ref argument instead of
5685 note_stores arguments. Assert that we have a register.
5686 (mark_reg_clobber): Delete.
5687 (def_conflicts_with_inputs_p): New function.
5688 (mark_reg_conflicts): Delete.
5689 (mark_reg_death): Rename to...
5690 (mark_ref_dead): ...this and take a df_ref argument instead of
5691 a register. Assert that we have a register.
5692 (process_bb_node_lives): Hoist frequency calculation out of
5693 instruction walk. Convert from a forwards scan to a backwards scan.
5694 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
5695 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
5696 (create_allocno_live_ranges): Don't create regs_set.
5698 2008-09-04 Ian Lance Taylor <iant@google.com>
5700 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
5701 or REG_LABEL_TARGET.
5702 * calls.c (emit_library_call_value_1): Use MEM_P rather than
5703 comparing MODE with MEM.
5704 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
5705 comparing with GF_PREDICT_TAKEN.
5706 (gimple_get_lhs): Change code to enum gimple_code.
5707 (gimple_set_lhs): Likewise.
5708 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
5709 * omp-low.c (find_omp_clause): Change kind parameter to enum
5711 * tree-flow.h (find_omp_clause): Update declaration.
5712 * regrename.c (clear_dead_regs): Change kind parameter to enum
5714 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
5716 * see.c (see_get_extension_data): Change return type to enum
5717 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
5718 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
5719 (see_gen_normalized_extension): Change extension_code parameter to
5721 (see_seek_pre_extension_expr): Change extension_code to enum
5723 (see_merge_one_def_extension): Likewise.
5724 (see_handle_relevant_defs): Likewise.
5725 (see_handle_relevant_uses): Likewise.
5726 (see_analyze_one_def): Likewise.
5727 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
5728 GIMPLE_ASM rather than ASM_EXPR.
5729 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
5730 GIMPLE_RETURN rather than RETURN_EXPR.
5731 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
5732 (evaluate_stmt): Likewise.
5733 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
5734 to enum vect_relevant.
5735 (vect_mark_stmts_to_be_vectorized): Change assertion to not
5736 compare gimple codes with tree codes.
5738 2008-09-04 Paul Brook <paul@codesourcery.com>
5740 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
5742 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
5744 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
5745 pointer check lost in the recent no-unit-at-a-time patch.
5747 2008-09-04 Jan Hubicka <jh@suse.cz>
5750 * tree-switch-conversion.c (check_final_bb): Accept only IP
5753 2008-09-04 Jan Hubicka <jh@suse.cz>
5755 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
5757 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
5758 using_ranges argument.
5759 (vrp_evaluate_conditional): Avoid bogus warning for type range.
5760 (vrp_visit_cond_stmt): Update call of
5761 vrp_evaluate_conditional_warnv_with_ops
5763 2008-09-04 Jan Hubicka <jh@suse.cz>
5765 PR tree-optimization/37345
5766 PR tree-optimization/37358
5767 PR tree-optimization/37357
5768 * tree.c (build_function_type_skip_args): Build distinct type copy;
5770 (build_function_decl_skip_args): Set type of new decl not orig decl;
5771 clear DECL_VINDEX for methods turned into functions.
5773 2008-09-04 Nick Clifton <nickc@redhat.com>
5775 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler check.
5776 * configure: Regenerate.
5777 * config.in: Regenerate.
5778 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
5779 alignment field, if it is supported.
5781 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
5783 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
5786 2008-09-03 David Edelsohn <edelsohn@gnu.org>
5788 * config/rs6000/rs6000.c (processor_target_table): Do not
5789 enable VMX for POWER6.
5791 2008-09-03 Anton Blanchard <anton@samba.org>
5793 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
5794 emit memory barrier before operation.
5796 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
5799 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
5800 default_elf_asm_output_external.
5802 2008-09-03 Jeff Law <law@redhat.com>
5804 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
5806 2008-09-03 Richard Henderson <rth@redhat.com>
5808 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
5809 memory barrier to below the test-and-set.
5810 (alpha_split_lock_test_and_set_12): Likewise.
5812 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5816 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
5819 * ira-color.c (print_loop_title): Use all_allocnos.
5820 (color_pass): Ditto. Don't add border_allocnos. Check that
5821 subloop allocno in the correspdoning bitmap all_allocnos.
5823 * ira-emit.c (change_loop): Use all_allocnos.
5825 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node): Ditto.
5826 (ira_create_allocno): Set up all_allocnos bit for the created allocno.
5827 (create_cap_allocno): Remove setting mentioned_allocnos.
5828 (create_insn_allocnos): Ditto.
5829 (remove_unnecessary_allocnos): Use all_allocnos.
5830 (check_allocno_creation): Check that allocnos are in the
5831 corresponding bitmap all_allocnos.
5833 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5837 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
5838 (process_regs_for_copy): Process subregs. Refine check when cost
5839 is taken into account in ira-costs.c.
5840 (process_reg_shuffles): Use REG_SUBREG_P.
5841 (add_insn_allocno_copies): Ditto. Ignore modes.
5843 * ira-color.c (conflict_allocno_vec): New.
5844 (COST_HOP_DIVISOR): New macro.
5845 (update_copy_costs_1): Use it.
5846 (update_conflict_hard_regno_costs): New function.
5847 (assign_hard_reg): Use it.
5848 (ira_color): Allocate and free conflict_allocno_vec.
5850 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
5854 * ira-int.h (ira_sort_insn_chain): Remove.
5856 * ira.c (basic_block_order_nums, chain_insn_order,
5857 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
5858 (ira): Don't call ira_sort_insn_chain.
5860 * reload1.c (reload): Don't call ira_sort_insn_chain.
5862 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5865 * cgraphunit.c (update_call_expr): Remove eh regions from statements
5866 which become non throw.
5867 (cgraph_function_versioning): Also clear DECL_WEAK. Call
5868 update_call_expr after updating the flags on the decl.
5870 2008-09-03 Jan Hubicka <jh@suse.cz>
5872 PR tree-optimization/37315
5873 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
5874 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
5875 (cgraph_analyze_functions): Use node->analyzed
5876 (cgraph_mark_functions_to_output): Likewise.
5877 (cgraph_expand_function): All functions can be released after
5879 (cgraph_optimize): Use gimple_has_body_p.
5880 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
5881 (cgraph_decide_inlining_incrementally): Likewise.
5882 (inline_transform): Inline transform.
5883 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
5885 (inlinable_function_p): Drop gimple_body check.
5886 (expand_call_inline): Use gimple_has_body_p.
5887 * gimple.c (gimple_has_body_p): New.
5888 * gimple.h (gimple_has_body_p): Add prototype.
5889 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
5890 (dump_function_to_file): Use gimple_has_body_p check.
5892 2008-09-03 Jakub Jelinek <jakub@redhat.com>
5895 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
5897 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
5899 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5901 From Michael Frysinger <michael.frysinger@analog.com>
5902 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
5903 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
5906 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
5909 * doc/extend.texi: Document picoChip builtin functions.
5910 * doc/invoke.texi: Document picoChip options.
5911 * doc/contrib.texi: Add picoChip contribution.
5912 * doc/md.texi: Document picoChip constraints.
5913 * config.gcc: Add picochip-*-*.
5914 * config/picochip/: Add new port.
5916 2008-09-03 Richard Guenther <rguenther@suse.de>
5918 PR tree-optimization/37328
5919 * tree-sra.c (sra_build_assignment): Gimplify properly.
5920 (generate_copy_inout): Take the correct stmt as definition,
5921 remove bogus assert.
5923 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
5925 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
5928 From Michael Frysinger <michael.frysinger@analog.com>
5929 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
5931 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
5933 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is defined.
5934 (__gthread_setspecific): Revert 2008-08-31 change to
5935 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API case.
5937 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
5939 * diagnostic.c (error_at): New.
5940 * toplev.h (error_at): New prototype.
5941 * c-typeck.c (build_array_ref): Call error_at instead of error.
5942 Pass location to pedwarn.
5944 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
5946 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
5948 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5950 * dwarf2out.c (tree_add_const_value_attribute): Only handle
5951 VAR_DECL and CONST_DECL.
5953 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
5954 Jakub Jelinek <jakub@redhat.com>
5956 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
5957 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
5958 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
5959 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
5960 Don't set ix86_save_varrargs_registers.
5961 (ix86_setup_incoming_varargs): Assume cum != NULL.
5962 (ix86_va_start): Check ix86_varargs_gpr_size and
5963 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
5964 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
5965 from frame pointer if ix86_varargs_gpr_size == 0.
5966 (ix86_compute_frame_layout): Updated.
5967 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
5968 (ix86_varargs_gpr_size): Define.
5969 (ix86_varargs_fpr_size): Likewise.
5970 (machine_function): Remove save_varrargs_registers.
5971 Add varargs_gpr_size and varargs_fpr_size.
5973 2008-09-02 Jakub Jelinek <jakub@redhat.com>
5975 * config/alpha/alpha.c (va_list_skip_additions,
5976 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
5977 (alpha_gimplify_va_arg): Call unshare_expr on second use of
5980 PR tree-optimization/36766
5981 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
5982 for already removed basic blocks.
5985 * real.c (real_maxval): Clear a lower bit to make real_maxval
5986 match get_max_float for IBM long double format.
5988 2008-09-02 Andreas Schwab <schwab@suse.de>
5990 * configure.ac: Use m4_quote to quote the expansion of m4_do.
5991 * configure: Regenerate.
5993 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
5995 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
5996 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
5997 checking for a non-VOID CONSTANT_P.
5999 2008-09-02 Jan Hubicka <jh@suse.cz>
6001 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
6002 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and
6005 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
6007 * expr.c (emit_group_store): Don't assert stack temp mode size.
6009 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
6010 Tobias Grosser <grosser@fim.uni-passau.de>
6011 Jan Sjodin <jan.sjodin@amd.com>
6012 Harsha Jagasia <harsha.jagasia@amd.com>
6013 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6014 Konrad Trifunovic <konrad.trifunovic@inria.fr>
6015 Adrien Eliche <aeliche@isty.uvsq.fr>
6017 Merge from graphite branch.
6020 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
6021 * doc/invoke.texi (-floop-block, -floop-interchange,
6022 -floop-strip-mine): Document new flags.
6023 * tree-into-ssa.c (gimple_vec): Moved...
6024 * tree-loop-distribution.c (rdg_component): Moved...
6025 * cfgloopmanip.c: Include tree-flow.h.
6026 (update_dominators_in_loop): New.
6027 (create_empty_if_region_on_edge): New.
6028 (create_empty_loop_on_edge): New.
6029 (loopify): Use update_dominators_in_loop.
6030 * tree-pass.h (pass_graphite_transforms): Declared.
6031 * configure: Regenerate.
6032 * tree-phinodes.c (make_phi_node): Export.
6033 (add_phi_node_to_bb): New, split from create_phi_node.
6034 * tree-chrec.c (for_each_scev_op): New.
6035 * tree-chrec.h (for_each_scev_op): Declared.
6036 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
6037 (remove_statement): Call get_phi_with_result.
6038 * config.in (HAVE_cloog): Undef.
6039 * gdbinit.in (pgg): New.
6040 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
6041 * tree-ssa-loop.c (graphite_transforms): New.
6042 (gate_graphite_transforms): New.
6043 (pass_graphite_transforms): New.
6044 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
6045 HAVE_cloog): Defined.
6046 * tree-vectorizer.c (rename_variables_in_bb): Export.
6047 * tree-data-ref.c (dr_may_alias_p): Export.
6048 (stmt_simple_memref_p): New.
6049 (find_data_references_in_stmt): Export.
6050 (find_data_references_in_loop): Export.
6051 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
6052 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
6053 (create_rdg_vertices): Export.
6054 (build_empty_rdg): New.
6055 (build_rdg): Call build_empty_rdg. Free dependence_relations.
6056 * tree-data-ref.h (rdg_component): ... here.
6058 (struct data_reference): Add a field scop.
6060 (find_data_references_in_loop): Declared.
6061 (find_data_references_in_stmt): Declared.
6062 (create_rdg_vertices): Declared.
6063 (dr_may_alias_p): Declared.
6064 (stmt_simple_memref_p): Declared.
6065 (struct rdg_edge): Add a field ddr_p relation.
6066 (build_empty_rdg): Declared.
6067 * lambda.h (lambda_matrix): Declare a VEC of.
6068 (find_induction_var_from_exit_cond): Declared.
6069 (lambda_vector_compare): New.
6070 * common.opt (fgraphite, floop-strip-mine,
6071 floop-interchange, floop-block): New flags.
6072 * lambda-code.c (find_induction_var_from_exit_cond): Export.
6073 * cfgloop.c (is_loop_exit): New.
6074 * cfgloop.h (is_loop_exit): Declared.
6075 (create_empty_if_region_on_edge): Declared.
6076 (create_empty_loop_on_edge): Declared.
6077 * tree-flow.h (add_phi_node_to_bb): Declared.
6078 (make_phi_node): Declared.
6079 (rename_variables_in_bb): Declared.
6080 (perfect_loop_nest_depth): Declared.
6081 (graphite_transform_loops): Declared.
6082 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
6083 (graphite.o-warn): Add -Wno-error.
6084 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
6085 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
6086 (INCLUDES): Add PPLINC, CLOOGINC.
6087 (OBJS-common): Add graphite.o.
6088 (graphite.o): Add rule.
6089 * gimple.h (gimple_vec): ... here.
6090 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
6091 * passes.c (init_optimization_passes): Schedule
6092 pass_graphite_transforms.
6094 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
6097 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
6098 and -fno-toplevel-reorder after handle_options.
6100 2008-09-02 Paul Brook <paul@codesourcery.com>
6102 * config/arm/arm.c (arm_tune_cortex_a9): Define.
6103 (arm_override_options): Set arm_tune_cortex_a9.
6104 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
6105 (arm_issue_rate): Handle cortexa9.
6106 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
6107 * config/arm/arm-cores.def: Add cortex-a9.
6108 * config/arm/arm-tune.md: Regenerate.
6109 * config/arm/arm.md: Include cortex-a9.md.
6110 (generic_sched, generic_vfp): Add cortexa9.
6111 * config/arm/cortex-a9.md: New file.
6113 2008-09-02 Richard Guenther <rguenther@suse.de>
6115 PR tree-optimization/37327
6116 * tree-vrp.c (register_new_assert_for): Make sure to not have
6117 TREE_OVERFLOW set on the bound.
6119 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
6121 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
6123 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
6124 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
6127 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
6129 * gcc/config/spu/spu.md (divdf3): Removed.
6131 2008-09-02 Jakub Jelinek <jakub@redhat.com>
6133 PR tree-optimization/37095
6134 * cgraph.c (cgraph_node): When creating new cgraph node after
6135 assembler_name_hash has been populated, record it in the hash
6138 2008-09-01 Paul Brook <paul@codesourcery.com>
6140 * doc/invoke.texi: Document -mword-relocations.
6141 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6142 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6143 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6144 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
6145 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
6146 (arm_emit_movpair): New function.
6147 (arm_print_operand <c>): Handle sybolic addresses.
6148 * config/arm/arm.h (TARGET_USE_MOVT): Define.
6149 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
6150 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
6151 * config/arm/arm.opt: Add -mword-relocations.
6152 * config/arm/arm.md (movsi): Use arm_emit_movpair.
6153 (arm_movt, arm_movw): New.
6155 2008-09-01 Paul Brook <paul@codesourcery.com>
6157 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
6158 Allow Interworking on ARMv4 EABI based targets.
6159 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
6160 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
6162 2008-09-01 Paul Brook <paul@codesourcery.com>
6164 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
6165 optimized LT0 test. Remove optimization for GT.
6167 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6169 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
6170 openmp applications.
6171 * pa-hpux11.h (LIB_SPEC): Likewise.
6173 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS
6176 2008-09-01 Jan Hubicka <jh@suse.cz>
6178 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
6179 present, use only counts; when guessed use only frequencies.
6180 (estimate_bb_frequencies): Use function_frequency.
6181 * profile.c (compute_branch_probabilities): Exit early when
6182 profile reading failed. Set profile_status.
6183 (branch_prob): Do not set profile_status.
6185 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
6187 * tree.c (protected_set_expr_location): New.
6188 * tree.h (protected_set_expr_location): New prototype.
6189 * c-tree.h (build_array_ref): Add argument.
6190 (parser_build_unary_op): Same.
6191 * c-typeck.c (build_indirect_ref): Handle new location argument.
6192 (build_array_ref): Same.
6193 (parser_build_unary_op): Same.
6194 * gimplify.c (gimplify_asm_expr): Set input_location before calling
6196 * c-omp.c (c_finish_omp_atomic): Pass location when calling
6198 * c-common.c (finish_label_address_expr): Handle new location argument.
6199 * c-common.h (build_indirect_ref): Add argument.
6200 (finish_label_address_expr): Same.
6201 * c-parser.c (c_parser_unary_expression): Pass location to build
6203 (c_parser_postfix_expression): Same.
6205 2008-09-01 Paul Brook <paul@codesourcery.com>
6207 * config/arm/arm.md: Include cortex-r4f.md.
6208 (attr fpu): Update type list.
6209 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
6210 fconstd, fcmps and fcmpd.
6211 (attr tune_cortexr4): Define.
6212 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
6213 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
6214 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
6215 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
6216 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn types.
6217 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
6218 cortex_a8_vfp_farith: Ditto.
6219 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
6220 * config/arm/cortex-r4.md: Use tune_cortexr4.
6221 * config/arm/cortex-r4f.md: New file.
6223 2008-09-01 Richard Guenther <rguenther@suse.de>
6225 PR tree-optimization/37305
6226 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
6227 the result of constant conversions.
6228 (fold_gimple_assign): Likewise.
6230 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6232 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
6233 #ifdef ENABLE_CHECKING.
6235 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
6237 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
6238 * sched-int.h (print_insn, print_pattern, print_value): Declare also
6239 when !INSN_SCHEDULING.
6241 2008-09-01 Andreas Schwab <schwab@suse.de>
6243 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
6245 2008-09-01 Paul Brook <paul@codesourcery.com>
6247 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
6249 2008-09-01 Jan Hubicka <jh@suse.cz>
6251 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
6253 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P):
6255 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
6256 * gimplify.c (gimplify_init_constructor): Add speed operand.
6257 * tree-sra.c (decide_block_copy): Likewise.
6258 * tree-inline.c (estimate_move_cost): Likewise.
6259 * config/alpha/alpha.h (MOVE_RATIO): Update.
6260 * config/frv/frv.c (MOVE_RATIO): Update.
6261 * config/spu/spu.h (MOVE_RATIO): Update.
6262 * config/sparc/sparc.h (MOVE_RATIO): Update.
6263 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
6264 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
6265 * config/cris/cris.h (MOVE_RATIO): Update.
6266 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
6267 * config/arm/arm.h (MOVE_RATIO): Update.
6268 * config/pa/pa.md: Update uses of MOVE_RATIO
6269 * config/pa/pa.h (MOVE_RATIO): Update.
6270 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES,
6271 CLEAR_RATIO, SET_RATIO): Update.
6272 * config/h8300/h8300.h (MOVE_RATIO): Update.
6273 * config/v850/v850.h (MOVE_RATIO): Update.
6274 * config/bfin/bfin.h (MOVE_RATIO): Update.
6276 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
6277 Dmitry Melnik <dm@ispras.ru>
6278 Dmitry Zhurikhin <zhur@ispras.ru>
6279 Alexander Monakov <amonakov@ispras.ru>
6280 Maxim Kuvyrkov <maxim@codesourcery.com>
6282 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
6283 sel-sched-dump.c, sel-sched-ir.c: New files.
6284 * Makefile.in (OBJS-common): Add selective scheduling object files.
6285 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
6286 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
6287 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
6288 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
6289 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
6290 (make_forwarder_block): Update loop latch if we have redirected
6291 the loop latch edge.
6292 * cfgloop.c (get_loop_body_in_custom_order): New function.
6293 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
6294 (CP_FALLTHRU_PREHEADERS): Likewise.
6295 (get_loop_body_in_custom_order): Declare.
6296 * cfgloopmanip.c (has_preds_from_loop): New.
6297 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
6298 Assert that the preheader edge will be fall thru when it is set.
6299 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
6300 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
6301 fsel-sched-substitution, fselective-scheduling): New flags.
6302 * cse.c (hash_rtx_cb): New.
6304 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
6305 sel_sched_insn_cnt): New counters.
6306 * final.c (compute_alignments): Export. Free dominance
6307 info after loop_optimizer_finalize.
6308 * genattr.c (main): Output maximal_insn_latency prototype.
6309 * genautomata.c (output_default_latencies): New.
6310 Factor its code from ...
6311 (output_internal_insn_latency_func): ... here.
6312 (output_internal_maximal_insn_latency_func): New.
6313 (output_maximal_insn_latency_func): New.
6314 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
6315 (struct hard_reg_set_iterator): New.
6316 (hard_reg_set_iter_init, hard_reg_set_iter_set,
6317 hard_reg_set_iter_next): New functions.
6318 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
6319 * lists.c (remove_free_INSN_LIST_node,
6320 remove_free_EXPR_LIST_node): New functions.
6321 * loop-init.c (loop_optimizer_init): When
6322 LOOPS_HAVE_FALLTHRU_PREHEADERS, set CP_FALLTHRU_PREHEADERS when
6323 calling create_preheaders.
6324 (loop_optimizer_finalize): Do not verify flow info after reload.
6325 * recog.c (validate_replace_rtx_1): New parameter simplify.
6326 Default it to true. Update all uses. Factor out simplifying
6328 (simplify_while_replacing): ... this new function.
6329 (validate_replace_rtx_part,
6330 validate_replace_rtx_part_nosimplify): New.
6331 * recog.h (validate_replace_rtx_part,
6332 validate_replace_rtx_part_nosimplify): Declare.
6333 * rtl.c (rtx_equal_p_cb): New.
6334 (rtx_equal_p): Use it.
6335 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
6336 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
6337 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
6338 * vecprim.h: Add a vector type for unsigned int.
6339 * haifa-sched.c: Include vecprim.h and cfgloop.h.
6340 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
6341 ready_try, cycle_issued_insns, spec_info): Make global.
6342 (readyp): Initialize.
6343 (dfa_lookahead): New global variable.
6344 (old_max_uid, old_last_basic_block): Remove.
6345 (h_i_d): Make it a vector.
6346 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
6348 (after_recovery, adding_bb_to_current_region_p):
6349 New variables to handle correct insertion of the recovery code.
6350 (struct ready_list): Move declaration to sched-int.h.
6351 (rgn_n_insns): Removed.
6352 (rtx_vec_t): Move to sched-int.h.
6353 (find_insn_reg_weight): Remove.
6354 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
6355 (haifa_init_h_i_d, haifa_finish_h_i_d):
6356 New functions to initialize / finalize haifa instruction data.
6357 (extend_h_i_d, init_h_i_d): Rewrite.
6358 (unlink_other_notes): Move logic to add_to_note_list. Handle
6359 selective scheduler.
6360 (ready_lastpos, ready_element, ready_sort, reemit_notes,
6361 find_fallthru_edge): Make global, remove static prototypes.
6362 (max_issue): Make global. Add privileged_n and state parameters. Use
6364 (extend_global, extend_all): Removed.
6365 (init_before_recovery): Add new param. Fix the handling of the case
6366 when we insert a recovery code before the EXIT which has a predecessor
6367 with a fallthrough edge to it.
6368 (create_recovery_block): Make global. Rename to
6369 sched_create_recovery_block. Update.
6370 (change_pattern): Rename to sched_change_pattern. Make global.
6371 (speculate_insn): Rename to sched_speculate_insn. Make global.
6372 Split haifa-specific functionality into ...
6373 (haifa_change_pattern): New static function.
6374 (sched_extend_bb): New static function.
6375 (sched_init_bbs): New function.
6376 (current_sched_info): Change type to struct haifa_sched_info.
6377 (insn_cost): Adjust for selective scheduling.
6378 (dep_cost_1): New function. Move logic from ...
6379 (dep_cost): ... here.
6380 (dep_cost): Use dep_cost_1.
6381 (contributes_to_priority_p): Use sched_deps_info instead of
6383 (priority): Adjust to work with selective scheduling. Process the
6384 corner case when all dependencies don't contribute to priority.
6385 (rank_for_schedule): Use ds_weak instead of dep_weak.
6386 (advance_state): New function. Move logic from ...
6387 (advance_one_cycle): ... here.
6388 (add_to_note_list, concat_note_lists): New functions.
6389 (rm_other_notes): Make static. Adjust for selective scheduling.
6390 (remove_notes, restore_other_notes): New functions.
6391 (move_insn): Add two arguments. Update assert. Don't call
6393 (choose_ready): Remove lookahead variable, use dfa_lookahead.
6394 Remove more_issue, max_points. Move the code to initialize
6395 max_lookahead_tries to max_issue.
6396 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
6397 ready. Adjust use of move_insn. Call restore_other_notes.
6399 (sched_init, sched_finish): Move Haifa-specific initialization/
6401 (haifa_sched_init, haifa_sched_finish): ... respectively.
6403 (setup_sched_dump): New function.
6404 (haifa_init_only_bb): New static function.
6405 (haifa_speculate_insn): New static function.
6406 (try_ready): Use haifa_* instead of speculate_insn and change_pattern.
6407 (extend_ready, extend_all): Remove.
6408 (sched_extend_ready_list, sched_finish_ready_list): New functions.
6409 (create_check_block_twin, add_to_speculative_block): Use
6410 haifa_insns_init instead of extend_global. Update to use new
6411 initialization functions. Change parameter. Factor out code from
6412 create_check_block_twin to ...
6413 (sched_create_recovery_edges) ... this new function.
6414 (add_block): Remove.
6415 (sched_scan_info): New.
6416 (extend_bb): Use sched_scan_info.
6417 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
6418 static functions for walking through scheduling region.
6419 (sched_luids): New vector variable to replace uid_to_luid.
6420 (luids_extend_insn): New function.
6421 (sched_max_luid): New variable.
6422 (luids_init_insn): New function.
6423 (sched_init_luids, sched_finish_luids): New functions.
6424 (insn_luid): New debug function.
6425 (sched_extend_target): New function.
6426 (haifa_init_insn): New static function.
6427 (sched_init_only_bb): New hook.
6428 (sched_split_block): New hook.
6429 (sched_split_block_1): New function.
6430 (sched_create_empty_bb): New hook.
6431 (sched_create_empty_bb_1): New function.
6432 (common_sched_info, ready): New global variables.
6433 (current_sched_info_var): Remove.
6434 (move_block_after_check): Use common_sched_info.
6435 (haifa_luid_for_non_insn): New static function.
6436 (init_before_recovery): Use haifa_init_only_bb instead of add_block.
6437 (increase_insn_priority): New.
6438 * modulo-sched.c: (issue_rate): Remove static declaration.
6439 (sms_sched_info): Change type to haifa_sched_info.
6440 (sms_sched_deps_info, sms_common_sched_info): New variables.
6441 (setup_sched_infos): New.
6442 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
6443 Do not call regstat_free_calls_crossed.
6444 (sms_print_insn): Use const_rtx.
6445 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
6446 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
6447 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
6448 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
6449 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
6450 current_sched_info to use it.
6451 (enum reg_pending_barrier_mode): Move to sched-int.h.
6452 (h_d_i_d): New variable. Initialize to NULL.
6453 ({true, output, anti, spec, forward}_dependency_cache): Initialize
6455 (estimate_dep_weak): Remove static declaration.
6456 (sched_has_condition_p): New function. Adjust users of
6457 sched_get_condition to use it instead.
6458 (conditions_mutex_p): Add arguments indicating which conditions are
6460 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
6461 argument to indicate whether returned condition is reversed. Do not
6462 generate new rtx when condition should be reversed; indicate it by
6463 setting new argument instead.
6464 (add_dependence_list_and_free): Add deps parameter.
6465 Update all users. Do not free dependence list when
6466 deps context is readonly.
6467 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
6469 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
6470 (remove_from_deps): New. Use the above functions.
6471 (cur_insn, can_start_lhs_rhs_p): New static variables.
6472 (add_or_update_back_dep_1): Initialize present_dep_type.
6473 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
6474 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
6475 haifa_note_dep): New functions implementing dependence hooks for
6476 the Haifa scheduler.
6477 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
6478 note_dep): New functions.
6479 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
6481 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
6482 (free_deps): Initialize deps->reg_last.
6483 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
6484 sched_analyze_insn): Update to use dependency hooks infrastructure
6485 and readonly contexts.
6486 (deps_analyze_insn): New function. Move part of logic from ...
6487 (sched_analyze): ... here. Also move some logic to ...
6488 (deps_start_bb): ... here. New function.
6489 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
6491 (sched_deps_init): New function. Move code from ...
6492 (init_dependency_caches): ... here. Remove.
6493 (init_deps_data_vector): New.
6494 (sched_deps_finish): New function. Move code from ...
6495 (free_dependency_caches): ... here. Remove.
6496 (init_deps_global, finish_deps_global): Adjust for use with
6497 selective scheduling.
6498 (get_dep_weak): Move logic to ...
6499 (get_dep_weak_1): New function.
6500 (ds_merge): Move logic to ...
6501 (ds_merge_1): New static function.
6502 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
6503 (ds_get_max_dep_weak): New function.
6504 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
6505 (n_insns): Rename to rgn_n_insns.
6506 (debug_ebb_dependencies): New function.
6507 (init_ready_list): Use it.
6508 (begin_schedule_ready): Use sched_init_only_bb.
6509 (ebb_print_insn): Indicate when an insn starts a new cycle.
6510 (contributes_to_priority, compute_jump_reg_dependencies,
6511 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
6512 (add_block1): Remove to ebb_add_block.
6513 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
6514 (schedule_ebb): Initialize them. Use remove_notes instead of
6515 rm_other_notes. Use haifa_local_init/finish.
6516 (schedule_ebbs): Use haifa_sched_init/finish.
6517 * sched-int.h: Include vecprim.h, remove rtl.h.
6518 (struct ready_list): Delete declaration.
6519 (sched_verbose_param, enum sched_pass_id_t,
6520 bb_vec_t, insn_vec_t, rtx_vec_t): New.
6521 (struct sched_scan_info_def): New structure.
6522 (sched_scan_info, sched_scan, sched_init_bbs,
6523 sched_init_luids, sched_finish_luids, sched_extend_target,
6524 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
6525 (struct common_sched_info_def): New.
6526 (common_sched_info, haifa_common_sched_info,
6527 sched_emulate_haifa_p): Declare.
6529 (sched_luids): Declare.
6530 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
6531 (sched_max_luid, insn_luid): Declare.
6532 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
6533 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
6534 print_insn, print_pattern, print_value, haifa_classify_insn,
6535 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
6536 setup_sched_dump, sched_init, sched_finish,
6537 sel_insn_is_speculation_check): Export.
6538 (struct ready_list): Move from haifa-sched.c.
6539 (ready_try, ready, max_issue): Export.
6540 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
6541 sched_init_only_bb, sched_split_block, sched_split_block_1,
6542 sched_create_empty_bb, sched_create_empty_bb_1,
6543 sched_create_recovery_block, sched_create_recovery_edges): Export.
6544 (enum reg_pending_barrier_mode): Export.
6545 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
6547 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
6548 print_insn field. Move add_block and fix_recovery_cfg to
6549 common_sched_info_def. Move compute_jump_reg_dependencies,
6551 (struct sched_deps_info_def): ... this new structure.
6552 (sched_deps_info): Declare.
6553 (struct spec_info_def): Remove weakness_cutoff, add
6554 data_weakness_cutoff and control_weakness_cutoff.
6555 (spec_info): Declare.
6556 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
6558 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
6559 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
6560 (current_sched_info): Change type to struct haifa_sched_info.
6561 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
6562 (h_d_i_d): New variable.
6563 (HDID): New accessor macro.
6564 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
6565 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
6567 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
6568 (enum SCHED_FLAGS): Update for selective scheduler.
6569 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
6570 (init_dependency_caches, free_dependency_caches): Delete declarations.
6571 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
6572 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
6573 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
6574 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
6575 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
6577 (rm_other_notes): Delete declaration.
6578 (schedule_block): Remove one argument.
6579 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
6580 ready_element, ready_lastpos, sched_extend_ready_list,
6581 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
6582 concat_note_lists): Export.
6583 (struct region): Move from sched-rgn.h.
6584 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6585 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6586 BLOCK_TO_BB, CONTAINING_RGN): Export.
6587 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
6588 (current_nr_blocks, current_blocks, target_bb): Likewise.
6589 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
6590 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
6591 sched_rgn_local_init, extend_regions,
6592 rgn_make_new_region_out_of_new_block, compute_priorities,
6593 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
6594 extend_rgns, deps_join rgn_setup_common_sched_info,
6595 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
6596 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
6597 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
6598 increase_insn_priority): Likewise.
6599 * sched-rgn.c: Include sel-sched.h.
6600 (ref_counts): New static variable. Use it ...
6601 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
6602 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
6603 (sched_is_disabled_for_current_region_p): Delete static declaration.
6604 (struct region): Move to sched-int.h.
6605 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
6606 ebb_head): Define and initialize.
6607 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
6608 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
6609 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
6611 (find_single_block_region): Add new argument to indicate that EBB
6612 regions should be constructed.
6613 (debug_live): Delete declaration.
6614 (current_nr_blocks, current_blocks, target_bb):
6615 Remove static qualifiers.
6616 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
6618 (init_regions): Delete declaration.
6619 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
6620 rgn_estimate_number_of_insns): New.
6621 (too_large): Use estimate_number_of_insns.
6622 (haifa_find_rgns): New. Move the code from ...
6623 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
6624 (free_trg_info): New.
6625 (compute_trg_info): Allocate candidate tables here instead of ...
6626 (init_ready_list): ... here.
6627 (rgn_print_insn): Use const_rtx.
6628 (contributes_to_priority, extend_regions): Delete static declaration.
6629 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
6630 (add_block1): Rename to rgn_add_block.
6631 (debug_rgn_dependencies): Delete static qualifier.
6632 (new_ready): Use sched_deps_info. Simplify.
6633 (rgn_common_sched_info, rgn_const_sched_deps_info,
6634 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info):
6636 (region_sched_info): Rename to rgn_const_sched_info.
6637 (deps_join): New, extracted from ...
6638 (propagate_deps): ... here.
6639 (compute_block_dependences, debug_dependencies): Update for selective
6641 (free_rgn_deps, compute_priorities): New functions.
6642 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
6643 sched_rgn_compute_dependencies): New functions.
6644 (schedule_region): Use them.
6645 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
6646 rgn_setup_common_sched_info, rgn_setup_sched_infos):
6648 (schedule_insns): Call new functions that were split out.
6649 (rgn_make_new_region_out_of_new_block): New.
6650 (get_rgn_sched_max_insns_priority): New.
6651 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
6652 scheduling when appropriate.
6653 * sched-vis.c: Include insn-attr.h.
6654 (print_value, print_pattern): Make global.
6655 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
6656 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
6657 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
6658 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
6659 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
6660 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
6661 hooks. Initialize them to 0.
6662 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
6663 * target.h (struct gcc_target): Add them. Rename gen_check field to
6665 * flags.h (sel_sched_switch_set): Declare.
6666 * opts.c (sel_sched_switch_set): New variable.
6667 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
6668 pipelining is disabled from command line.
6669 (common_handle_option): Record whether selective scheduling is
6670 requested from command line.
6671 * doc/invoke.texi: Document new flags and parameters.
6672 * doc/tm.texi: Document new target hooks.
6673 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to
6675 (dfa_state_size): Do not declare locally.
6676 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
6677 * config/rs6000/rs6000.c (rs6000_init_sched_context,
6678 rs6000_alloc_sched_context, rs6000_set_sched_context,
6679 rs6000_free_sched_context): New functions.
6680 (struct _rs6000_sched_context): New.
6681 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
6683 (rs6000_sched_finish): Do not run for selective scheduling.
6685 2008-08-31 Jan Hubicka <jh@suse.cz>
6687 * frv.c (frv_rtx_costs): Update forward declaration.
6688 * spu.c (spu_rtx_costs): Likewise.
6689 * pdp11.c: Include df.h
6690 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
6691 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
6692 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
6693 * iq2000.c (iq2000_address_cost): Add speed argument.
6694 (iq2000_rtx_costs): Likewise.
6695 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
6696 update call of mn10300_address_cost.
6697 * mcore.c: Include df.h
6698 (mcore_rtx_costs): Update prototype.
6699 * score3.c: Include df.h
6700 (score3_rtx_costs): Remove speed argument.
6701 * score7.c: Include df.h
6702 (score7_address_cost): Remove speed argument.
6703 * score-protos.h (score_address_cost): Update prototype.
6704 * score.c: Include df.h
6705 (score_rtx_costs): Update call of costs functions.
6706 * v850.c (v850_rtx_costs): Add bool argument.
6708 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
6710 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
6712 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6714 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
6715 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
6717 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6719 * mkmap-flat.awk: Add option pe_dll.
6720 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
6721 * config/i386/t-cygwin (SHLIB_LC): Add.
6722 * config/i386/t-mingw32 (SHLIB_LC): Add.
6723 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
6724 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
6725 (LINK_SPEC): Support libgcc_s.
6726 (LIBGCC_SPEC): Support libgcc_s.
6727 (LIBGCC_SONAME): New.
6729 2008-08-31 Jan Hubicka <jh@suse.cz>
6731 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
6732 mistakely had old version of patch.
6734 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
6735 (ipcp_estimate_growth): New.
6736 (ipcp_insert_stage): Use ipcp_estimate_growth.
6737 * profile.c (branch_prob): When reading failed, do not consider
6740 2008-08-31 Jan Hubicka <jh@suse.cz>
6742 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
6743 loop is optimized for speed.
6745 2008-08-31 Richard Guenther <rguenther@suse.de>
6748 * fold-const.c (fold_binary): Retain conversions in folding
6751 2008-08-31 Jan Hubicka <jh@suse.cz>
6753 * postreload-gcse.c (eliminate_partially_redundant_loads):
6754 Use optimize_bb_for_size_p.
6755 * predict.c (maybe_hot_frequency_p): Make inline.
6756 (maybe_hot_count_p): Break out from ...
6757 (maybe_hot_bb_p): ... this one.
6758 (maybe_hot_edge_p): Simplify.
6759 * basic-block.h (probably_cold_bb_p): Remove.
6761 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6764 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
6766 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
6767 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
6768 Also split V4SFmode.
6769 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
6772 2008-08-31 Jan Hubicka <jh@suse.cz>
6774 * predict.c (PROB_VERY_LIKELY): Make small enough so things
6776 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
6778 2008-08-31 Jakub Jelinek <jakub@redhat.com>
6781 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
6784 * dwarf2out.c (native_encode_initializer): Subtract min_index for
6785 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
6787 2008-08-31 Jan Hubicka <jh@suse.cz>
6789 * sparc.h (BRANCH_COST): Fix macro definition.
6790 * avr.c (avr_operand_rtx_cost): Add speed argument.
6791 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
6793 2008-08-31 Richard Guenther <rguenther@suse.de>
6795 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
6796 types instead of operands. Re-instantiate verifying of
6797 binary expression operands.
6799 2008-08-30 Jan Hubicka <jh@suse.cz>
6801 * fwprop.c (should_replace_address): Add speed attribute.
6802 (PR_OPTIMIZE_FOR_SPEED): New flag.
6803 (propagate_rtx_1): Use it.
6804 (propagate_rtx): Set it.
6805 (try_fwprop_subst): Update call of rtx_costs.
6806 (forward_propagate_and_simplify): LIkewise.
6807 * hooks.c (hook_int_rtx_bool_0): New
6808 (hook_bool_rtx_int_int_intp_false): Replace by ...
6809 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6810 * hooks.h (hook_int_rtx_bool_0): New
6811 (hook_bool_rtx_int_int_intp_false): Replace by ...
6812 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
6813 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
6814 (prepare_cmp_insn): UPdate call of rtx_cost.
6815 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
6816 (reload_cse_simplify_operands): Update call of rtx_cost.
6817 (reload_cse_move2add): call of rtx_cost.
6818 * target.h (struct gcc_target): Update rtx_costs and address_costs.
6819 * rtlanal.c (rtx_cost): Add speed argument.
6820 (address_cost): Add speed argument
6821 (default_address_cost): Likewise.
6822 (insn_rtx_cost): Likewise.
6823 * cfgloopanal.c (seq_cost): Add speed argument.
6824 (target_reg_cost, target_spill_cost): Turn to array.
6825 (init_set_costs): Update for speed.
6826 (estimate_reg_pressure_cost): Add speed argument.
6827 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
6828 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
6829 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
6830 (seq_cost): Add speed argument.
6831 (computation_cost): Add speed arugment.
6832 (add_cost, multiply_by_const, get_address_cost): add speed argument.
6833 (force_expr_to_var_cost): Update for profile info.
6834 (force_var_cost): Likewise.
6835 (split_address_cost): Likewise.
6836 (ptr_difference_cost): Likewise.
6837 (difference_cost): Likewise.
6838 (get_computation_cost_at): Likewise.
6839 (determine_iv_cost): Likewise.
6840 (ivopts_global_cost_for_size): Likewise.
6841 (rewrite_use_address): Likewise.
6842 (tree_ssa_iv_optimize_loop): Initialize speed field.
6843 * cse.c (optimize_this_for_speed_p): New static var.
6844 (notreg_cost): Update call of rtx_cost.
6845 (cse_extended_basic_block): set optimize_this_for_speed_p.
6846 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
6847 (noce_try_cmove_arith): Likewise.
6848 (noce_try_sign_mask): LIkewise.
6849 * expr.c (compress_float_constant): Update rtx_cost calls.
6850 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed
6852 (addr_to_parts): Likewise.
6853 (create_mem_ref): Likewise.
6854 * dse.c (find_shift_sequence): Add speed argument.
6855 (replace_read): Update call.
6856 * calls.c (precompute_register_parameters): Update call of rtx_cost.
6857 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
6858 * neg_cost, shift_cost, shiftadd_cost,
6859 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
6860 mul_highpart_cost): Increase dimension.
6861 (init_expmed): Initialize for both size and speed.
6862 (expand_shift): Use profile.
6863 (synth_mult): Use profile.
6864 (choose_mult_variant): Use profile.
6865 (expand_mult): Use profile.
6866 (expand_mult_highpart_optab): Use profile.
6867 (expand_mult_highpart): Use profile.
6868 (expand_smod_pow2): Use profile.
6869 (expand_divmod): Use profile.
6870 * simplify-rtx.c (simplify_binary_operation_1): Update call of
6872 * loop-invariant.c (create_new_invariant): Use profile.
6873 (gain_for_invariant): Add speed parameter.
6874 (best_gain_for_invariant): Likewise.
6875 (find_invariants_to_move): Likewise.
6876 (move_single_loop_invariants): Set it.
6877 * target-def.h (TARGET_RTX_COSTS): Use hook.
6878 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
6879 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6880 * output.h (default_address_cost): Update prototype.
6881 * combine.c (optimize_this_for_speed_p): New static var.
6882 (combine_validate_cost): Update call of rtx_cost.
6883 (combine_instructions): Set optimize_this_for_speed_p.
6884 (expand_compound_operation): Update call of rtx_cost.
6885 (make_extraction):Update call of rtx_cost.
6886 (force_to_mode):Update call of rtx_cost.
6887 (distribute_and_simplify_rtx):Update call of rtx_cost.
6888 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
6889 (estimate_reg_pressure_cost): Update prototype.
6890 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
6891 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
6893 * config/alpha/alpha.c (alpha_rtx_costs): Update.
6894 (alpha_rtx_costs): Update.
6895 * config/frv/frv.c (frv_rtx_costs): Update.
6896 * config/s390/s390.c (s390_rtx_costs): Update.
6897 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
6898 (m32c_rtx_costs): Update.
6899 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
6900 (spu_rtx_costs): Update.
6901 * config/sparc/sparc.c (sparc_rtx_costs): Update.
6902 * config/m32r/m32r.c (m32r_rtx_costs): Update.
6903 * config/i386/i386.c (:ix86_address_cost): Update.
6904 (ix86_rtx_costs): Update.
6905 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
6906 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
6907 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
6908 * config/crx/crx.c (crx_address_cost): Update.
6909 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
6910 * config/stormy16/stormy16.c
6911 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
6912 * config/m68hc11/m68hc11.c
6913 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
6914 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
6915 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost):
6917 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs):
6919 * config/ia64/ia64.c (ia64_rtx_costs): Update.
6920 * config/m68k/m68k.c (m68k_rtx_costs): Update.
6921 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
6922 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
6923 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
6924 (mcore_rtx_costs): update.
6925 * config/score/score3.c (score3_rtx_costs): Update.
6926 * config/score/score7.c (score7_rtx_costs): Update.
6927 * config/score/score3.h (score3_rtx_costs):Update.
6928 * config/score/score7.h (score7_rtx_costs): Update.
6929 * config/score/score.c (score_rtx_costs): Update.
6930 * config/arm/arm.c (arm_address_cost): Update.
6931 (arm_rtx_costs_1): Update.
6932 (arm_rtx_costs_1): Update.
6933 (arm_size_rtx_costs): Update.
6934 (arm_size_rtx_costs): Update.
6935 (arm_size_rtx_costs): Update.
6936 (arm_xscale_rtx_costs): Update.
6937 (arm_thumb_address_cost): Update.
6938 * config/pa/pa.c (hppa_address_cost): Update.
6939 * config/mips/mips.c (mips_rtx_costs): Update.
6940 * config/vax/vax.c (vax_address_cost): Update.
6941 * config/h8300/h8300.c (h8300_shift_costs): Update.
6942 (h8300_rtx_costs): Update.
6943 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
6944 (v850_rtx_costs): Update.
6945 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
6946 * config/bfin/bfin.c
6947 (bfin_address_cost): Update.
6948 (bfin_rtx_costs): Update.
6949 * stmt.c (lshift_cheap_p): Update.
6951 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6954 * expmed.c (extract_bit_field_1): Check the mode size to make
6955 sure the vector modes have the same size.
6957 2008-08-29 Michael Meissner <gnu@the-meissners.org>
6959 * dojump.c (top level): Include basic-block.h to declare
6960 optimize_insn_for_speed_p
6962 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
6964 * opts.h (CL_SAVE): New option class for marking options that are
6965 target specific options usable in the target attribute.
6966 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
6968 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
6969 can easily find the target specific options that are safe to use
6970 in the attribute or pragma.
6972 * attribs.c (decl_attributes): Change #pragma GCC option to
6973 #pragma GCC target, and attribute((option(...))) to
6974 attribute((target(...))).
6976 * doc/extend.texi (target attribute): Change from option
6977 attribute. Delete push/pop/reset.
6978 (#pragma GCC target): Change from #pragma GCC option. Delete
6980 (#pragma GCC push_options): Document new pragma.
6981 (#pragma GCC pop_options): Document new pragma.
6982 (#pragma GCC reset_options): Document new pragma.
6984 * targhooks.c (default_target_option_valid_attribute_p): Add
6985 warning about port not supporting target attributes.
6986 (default_target_option_pragma_parse): New function, warn about
6987 #pragma GCC target not being supported.
6989 * targhooks.h (default_target_option_pragma_parse): Add
6992 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
6993 TI_CURRENT_OPTION_PRAGMA.
6994 (current_target_pragma): Rename from current_option_pragma.
6996 * target.h: (struct target_option): Delete booleans for changing
6997 the optimization level on hot/cold functions. Change signature of
6998 pragma_parse hook to take a second tree.
7000 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
7002 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
7003 that the declaration is done at global scope.
7005 * langhooks.c (add_builtin_function_common): Move most of the code
7006 from add_builtin_function here, calling the hook passed in.
7007 (add_builtin_function): Call add_builtin_function_common with
7008 standard builtin hook.
7009 (add_builtin_function_ext_scope): New function to add builtins to
7012 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
7014 (add_builtin_function_ext_scope): Add declaration.
7016 * c-pragma.c (handle_pragma_target): Rename from
7017 handle_pragma_option, #pragma GCC option is now #pragma GCC
7018 target. Move warning about port not supporting target options to
7019 default pragma parse hook. Remove push/pop/reset from this
7021 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
7022 (option_stack): Delete static variable.
7023 (optimize_stack): Ditto.
7024 (optons_stack): New stack of saved target and optimization
7026 (handle_pragma_push_options): New function to handle pushing both
7027 target and optimization options.
7028 (handle_pragma_pop_options): New function to handle popping both
7029 target and optimization options.
7030 (handle_pragma_reset_options): New function to handle resetting
7031 both target and optimization options to their initial state.
7032 (init_pragma): Rename handle_pragma_option to
7033 handle_pragma_target. Add support for push_options, pop_options,
7034 and reset_options pragmas.
7036 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
7037 default_target_option_pragma_parse.
7038 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
7039 default_target_option_valid_attribute_p.
7040 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7041 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7042 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
7043 optimization level on hot/cold functions.
7045 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
7046 if the caller and callee have different optimization levels.
7048 * c-common.c (handle_target_attribute): Rename from
7049 handle_option_attribute, attribute((option(...))) is now
7050 attribute((target(...))). Move warning if the port does not
7051 support target attributes to the default hook.
7052 (handle_hot_attribute): Delete code to change the optimization
7053 level of hot functions.
7054 (handle_cold_attribute): Ditto.
7056 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
7057 argument that is the binary tree options to use if there are no
7058 arguments. Call ix86_valid_target_attribute_tree instead of
7059 ix86_valid_option_attribute_tree.
7060 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
7061 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
7062 ix86_pragma_option_parse.
7064 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
7065 Rename from ix86_valid_option_attribute_tree.
7067 * config/i386/i386.c (ix86_add_new_builtins): New function to add
7068 new builtins when the ISA changes.
7069 (ix86_valid_target_attribute_tree): Rename from
7070 ix86_valid_option_attribute_tree. Change callers. If the
7071 function specified optimization options, use those as the starting
7072 point before setting up the target attributes. If the
7073 optimization options were changed in the course of setting the
7074 target attributes, record the new optimization options.
7075 (ix86_valid_target_attribute_tree_inner_p): Rename from
7076 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
7077 ix86_add_new_builtins if the ISA changed.
7078 (ix86_valid_target_attribute_p): Rename from
7079 ix86_valid_option_attribute_p. Change callers.
7080 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
7081 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
7082 as delayed builtin functions.
7083 (struct builtin_isa): New structure to record builtin functions
7084 that should be delayed until the ISA for that function is used.
7085 (ix86_builtins_isa): Change from int to struct to track builtin
7086 functions we want to declare at some point.
7087 (def_builtin): If the front end can delay defining the builtin
7088 functions, don't create builtins for ISAs not part of the default
7090 (def_builtin_const): Ditto.
7091 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
7092 __builtin_ia32_pcmov_v2di to be different builtin functions.
7093 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
7094 a structure instead of an int.
7095 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
7096 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
7097 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7098 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7100 * config/ia64/ia64.h
7101 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
7102 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
7104 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
7105 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
7106 (LANG_HOOKS_INITIALIZER): Add
7107 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
7109 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
7112 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
7113 the reload address with the index register for SFmode
7114 access with a displacement.
7116 2008-08-30 Jan Hubicka <jh@suse.cz>
7118 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
7119 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
7120 * dojump.c (do_jump): Likewise.
7121 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
7122 (note-if_info): Add BRANCH_COST.
7123 (noce_try_store_flag_constants, noce_try_addcc,
7124 noce_try_store_flag_mask, noce_try_cmove_arith, noce_try_cmove_arith,
7125 noce_try_cmove_arith, noce_find_if_block, find_if_case_1,
7126 find_if_case_2): Use computed branch cost.
7127 * expr.h (BRANCH_COST): Update default.
7128 * predict.c (predictable_edge_p): New function.
7129 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
7130 Update BRANCH_COST call.
7131 * basic-block.h (predictable_edge_p): Declare.
7132 * config/alpha/alpha.h (BRANCH_COST): Update.
7133 * config/frv/frv.h (BRANCH_COST): Update.
7134 * config/s390/s390.h (BRANCH_COST): Update.
7135 * config/spu/spu.h (BRANCH_COST): Update.
7136 * config/sparc/sparc.h (BRANCH_COST): Update.
7137 * config/m32r/m32r.h (BRANCH_COST): Update.
7138 * config/i386/i386.h (BRANCH_COST): Update.
7139 * config/i386/i386.c (ix86_expand_int_movcc): Update use of
7141 * config/sh/sh.h (BRANCH_COST): Update.
7142 * config/pdp11/pdp11.h (BRANCH_COST): Update.
7143 * config/avr/avr.h (BRANCH_COST): Update.
7144 * config/crx/crx.h (BRANCH_COST): Update.
7145 * config/xtensa/xtensa.h (BRANCH_COST): Update.
7146 * config/stormy16/stormy16.h (BRANCH_COST): Update.
7147 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
7148 * config/iq2000/iq2000.h (BRANCH_COST): Update.
7149 * config/ia64/ia64.h (BRANCH_COST): Update.
7150 * config/rs6000/rs6000.h (BRANCH_COST): Update.
7151 * config/arc/arc.h (BRANCH_COST): Update.
7152 * config/score/score.h (BRANCH_COST): Update.
7153 * config/arm/arm.h (BRANCH_COST): Update.
7154 * config/pa/pa.h (BRANCH_COST): Update.
7155 * config/mips/mips.h (BRANCH_COST): Update.
7156 * config/vax/vax.h (BRANCH_COST): Update.
7157 * config/h8300/h8300.h (BRANCH_COST): Update.
7158 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
7159 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
7160 * doc/tm.texi (BRANCH_COST): Update.
7162 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
7165 * config/arm/arm.c (arm_optimization_options): Set
7166 flag_section_anchors to 2 instead of 1 to distinguish it from
7167 -fsection-anchors given explicitely on the command line.
7169 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
7171 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
7172 final insn of a split.
7174 2008-08-30 Jan Hubicka <jh@suse.cz>
7176 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
7177 optimized for speed.
7178 * final.c (compute_alignments): Use optimize_bb_for_size_p.
7179 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
7180 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
7181 flag_gcse_after_reload_set): New static vars.
7182 (common_handle_option): Enable those flags for profile-use.
7183 (decode_options): Remove optimize_size flags that are handled
7184 on higher granuality.
7185 * tree-vectorizer.c (vectorize_loops): Use
7186 optimize_loop_nest_for_speed_p.
7187 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
7188 * tree-predcom.c (tree_predictive_commoning): Use
7189 optimize_loop_for_speed_p.
7190 * varasm.c (assemble_start_function): Use
7191 optimize_function_for_speed_p.
7192 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
7193 * predict.c (optimize_loop_for_speed_p): Fix walk.
7195 2008-08-30 Jan Hubicka <jh@suse.cz>
7197 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
7199 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
7200 profile presence locally.
7202 2008-08-29 Joseph Myers <joseph@codesourcery.com>
7205 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
7206 versions before 4.0.
7208 2008-08-29 Jan Hubicka <jh@suse.cz>
7210 * tree-inline.c (insert_init_stmt): Insert sequence even when
7213 2008-08-29 Jeff Law <law@redhat.com>
7215 * mn10300.c (mn10300_secondary_reload_class): We need secondary
7216 reloads for AM33-2 if IN is a pseudo with an equivalent memory
7217 location and class is an FP register.
7219 2008-08-29 Jan Hubicka <jh@suse.cz>
7221 * see.c (see_merge_one_def_extension): Silence used uninitialized
7223 * matrix-reorg.c (check_allocation_function): Likewise.
7224 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
7226 2008-08-29 Jakub Jelinek <jakub@redhat.com>
7229 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
7230 compute new & and | in type rather than TREE_TYPE (arg0).
7232 * dwarf2out.c (fortran_common): Update comment.
7233 (gen_variable_die): Swap com_die and var_die variables in Fortran
7234 COMMON block handling code.
7236 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
7238 * dwarf2out.c (gen_const_die): New function.
7239 (size_of_die, value_format, output_die): Output larger
7240 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
7241 (native_encode_initializer): New function.
7242 (tree_add_const_value_attribute): Call it.
7243 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
7245 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
7246 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
7247 TREE_THIS_VOLATILE to add_type_attribute.
7249 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
7251 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
7254 * dwarf2out.c (loc_by_reference): New function.
7255 (add_location_or_const_value_attribute): Use it.
7258 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
7259 as DW_TAG_variable children of DW_TAG_common_block rather than
7260 DW_TAG_member children. Put DW_AT_external to individual
7261 DW_TAG_variable DIEs, not to DW_TAG_common_block.
7263 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
7264 loc_descriptor_from_tree_1.
7268 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
7269 arguments to imported_module_or_decl.
7270 (debug_nothing_tree_tree): Removed.
7271 (debug_nothing_tree_tree_tree_bool): New prototype.
7272 * debug.c (do_nothing_debug_hooks): Adjust.
7273 (debug_nothing_tree_tree): Removed.
7274 (debug_nothing_tree_tree_tree_bool): New function.
7275 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
7276 (gen_variable_die): Put all common vars for the
7277 same COMMON block under one DW_TAG_common_block.
7278 (declare_in_namespace): Return new context_die, for Fortran
7279 return the module DIE instead of adding extra declarations into
7281 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
7282 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
7283 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
7285 (dwarf2out_global_decl): Don't skip Fortran global vars.
7286 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
7287 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
7288 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
7289 DW_TAG_imported_declaration as child of previous
7290 DW_TAG_imported_module.
7291 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
7292 * sdbout.c (sdb_debug_hooks): Likewise.
7293 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
7295 2008-08-29 Jan Hubicka <jh@suse.cz>
7297 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
7299 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
7300 * ipa-cp.c (n_cloning_candidates): New static variable.
7301 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
7302 (ipcp_print_all_lattices): Improve debug output.
7303 (ipcp_cloning_candidate_p): New function.
7304 (ipcp_initialize_node_lattices): Use it.
7305 (ipcp_init_stage): Do only analyzis here; prettier debug output.
7306 (ipcp_propagate_stage): Prettier debug output.
7307 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
7308 (ipcp_print_all_structures): Remove.
7309 (ipcp_need_redirect_p): Test !n_cloning_candidates.
7310 (ipcp_insert_stage): Prettier debug output; call
7311 cgraph_remove_unreachable_nodes before propagating.
7312 (pass_ipa_cp): Schedule function removal pass.
7313 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
7315 (cgraph_maybe_hot_edge_p): Move to ...
7316 * predict.c (cgraph_maybe_hot_edge_p) ... here.
7317 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
7318 (common_handle_option): Set them; enable ipa-cp when profiling.
7319 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
7320 (ipa_print_all_jump_functions): Likewise.
7321 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
7322 (ipa_print_node_params, ipa_print_all_params): New.
7323 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
7324 ipa_print_all_param_flags): Remove.
7325 (ipa_print_node_params, ipa_print_all_params): New.
7327 2008-08-29 Bob Wilson <bob.wilson@acm.org>
7329 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
7330 change from 2008-04-03.
7331 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
7333 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7336 * ira-color.c (push_allocnos_to_stack): Truncate
7337 removed_splay_allocno_vec.
7339 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
7342 * ira-color (ira_fast_allocation): Don't assign hard registers to
7345 2008-08-29 Jan Hubicka <jh@suse.cz>
7348 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
7349 for cold internal loops.
7351 2008-08-29 Richard Guenther <rguenther@suse.de>
7353 * tree-ssa-structalias.c (create_variable_info_for): Do not
7354 create fields for heap vars or vars with a noalias state.
7355 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
7358 2008-08-29 Richard Guenther <rguenther@suse.de>
7360 * common.opt (ftree-store-ccp): Mark as preserved for
7361 backward compatibility.
7362 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
7363 * tree-pass.h (pass_store_ccp): Remove.
7364 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
7365 (first_vdef): Remove declaration.
7366 (get_value_loaded_by): Likewise.
7367 * tree-ssa-ccp.c (do_store_ccp): Remove.
7368 (get_default_value): Simplify as do_store_ccp is always false
7369 now. Do not initialize mem_ref.
7370 (set_value_varying): Likewise.
7371 (canonicalize_float_value): Likewise.
7372 (set_lattice_value): Likewise.
7373 (likely_value): Likewise.
7374 (surely_varying_stmt_p): Likewise.
7375 (ccp_initialize): Likewise.
7376 (ccp_lattice_meet): Likewise.
7377 (ccp_visit_phi_node): Likewise.
7378 (ccp_fold): Likewise.
7379 (evaluate_stmt): Likewise.
7380 (visit_assignment): Likewise.
7381 (ccp_visit_stmt): Likewise.
7382 (execute_ssa_ccp): Fold into ...
7383 (do_ssa_ccp): ... this.
7384 (do_ssa_store_ccp): Remove.
7385 (gate_store_ccp): Likewise.
7386 (pass_store_ccp): Likewise.
7387 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
7389 * tree-ssa-propagate.c (first_vdef): Remove.
7390 (get_value_loaded_by): Likewise.
7391 (replace_vuses_in): Likewise.
7392 (substitute_and_fold): Do not call replace_vuses_in.
7393 * opts.c (decode_options): Do not set flag_tree_store_ccp.
7395 2008-08-29 Richard Guenther <rguenther@suse.de>
7398 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
7399 PARAM_NOALIAS tags with is_heapvar.
7400 * tree-ssa-operands.c (access_can_touch_variable): Offset
7401 based tests do not apply for heapvars. Fix offset test.
7403 2008-08-29 Jan Hubicka <jh@suse.cz>
7405 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
7406 (-fipa-cp-clone): Enabled by default at -O3.
7407 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
7408 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
7410 2008-08-29 Jan Hubicka <jh@suse.cz>
7412 * tree.c (build_function_type_skip_args,
7413 build_function_decl_skip_args): New functions.
7414 * tree.h (build_function_type_skip_args,
7415 build_function_decl_skip_args): Declare.
7416 * gimple.c (giple_copy_call_skip_args): New function.
7417 (giple_copy_call_skip_args): Declare.
7419 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
7420 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
7421 (ipcp_node_modifiable_p): ... this one; use
7422 tree_versionable_function_p.
7423 (ipcp_create_replace_map): Improve debug output.
7424 (ipcp_need_redirect_p): Return false when not clonning.
7425 (ipcp_update_callgraph): Skip args.
7426 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
7428 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
7429 (save_inline_function_body): Update call of tree_function_versioning.
7430 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
7431 * tree-inline.c (copy_arguments_for_versioning): Add skip_args
7433 (tree_function_versioning): Likewise.
7434 * tree-inline.h (tree_function_versioning): Update prototype.
7436 2008-08-29 Jan Hubicka <jh@suse.cz>
7438 * loop-unswitch.c (unswitch_single_loop): Use
7439 optimize_loop_for_speed_p.
7440 * tree-ssa-threadupdate.c (mark_threaded_blocks):
7441 Use optimize_function_for_size_p.
7442 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
7443 * postreload-gcse.c (eliminate_partially_redundant_load):
7444 Use optimize_bb_for_size_p.
7445 * value-prof.c (gimple_divmod_fixed_value_transform,
7446 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
7447 gimple_stringops_transform): Use optimize_bb_for_size_p.
7448 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
7449 * final.c (compute_alignments): Use optimize_function_for_size_p.
7450 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
7451 (fold_builtin_strcpy, fold_builtin_fputs): Use
7452 optimize_function_for_size_p.
7453 * fold-const.c (tree_swap_operands_p): Use
7454 optimize_function_for_size_p.
7455 * recog.c (relax_delay_slots): Likewise.
7456 * tree-ssa-math-opts.c (replace_reciprocal):
7457 Use optimize_bb_for_speed_p.
7458 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
7459 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
7460 optimize_function_for_size_p.
7461 (cgraph_decide_inlining_of_small_function): Use
7462 optimize_function_for_size_p.
7463 * global.c (find_reg): Use optimize_function_for_size_p.
7464 * opts.c (decode_options): Do not clear flag_tree_ch,
7465 flag_inline_functions, flag_unswitch_loops, flag_unroll_loops,
7466 flag_unroll_all_loops and flag_prefetch_loop_arrays. Those can
7467 work it out from profile.
7468 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
7469 optimize_loop_for_speed_p.
7470 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7472 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
7473 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
7474 * tree-eh.c (decide_copy_try_finally): Use
7475 optimize_function_for_size_p.
7476 * local-alloc.c (block_alloc): Pass BB pointer.
7477 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
7478 * gcse.c (gcse_main): Use optimize_function_for_size_p.
7479 * loop-unroll.c (decide_unrolling_and_peeling):
7480 Use optimize_loop_for_size_p.
7481 (decide_peel_completely): Likewise.
7482 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
7483 optimize_loop_for_size_p.
7484 (vect_enhance_data_refs_alignment): Likewise.
7485 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
7486 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map):
7488 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
7489 (try_crossjump_bb): Use optimize_bb_for_size_p.
7490 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
7491 optimize_loop_for_speed_p.
7492 * bb-reorder.c (find_traces_1_round): Likewise.
7493 (copy_bb): Use optimize_bb_for_speed_p.
7494 (duplicate_computed_gotos): Likewise.
7495 * basic-block.h (optimize_loop_nest_for_size_p,
7496 optimize_loop_nest_for_speed_p): New.
7497 * stmt.c (expand_case): Use optimize_insn_for_size_p.
7499 2008-08-29 Tristan Gingold <gingold@adacore.com>
7501 * gcov.c (main): Call expandargv.
7503 2008-08-29 Jan Hubicka <jh@suse.cz>
7505 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
7507 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7509 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
7510 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
7512 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
7514 2008-08-29 Jan Hubicka <jh@suse.cz>
7516 * tree-pass.h (pass_strip_predict_hints): Declare.
7517 * predict.c (strip_builtin_expect): Rename to ...
7518 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
7519 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
7520 (tree_estimate_probability): Do not strip builtin_expect.
7521 (pass_strip_predict_hints): New pass.
7522 * tree-inline.c (expand_call_inline): When inlining cold function,
7523 predict it as unlikely.
7524 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
7526 2008-08-29 Richard Guenther <rguenther@suse.de>
7528 PR tree-optimization/37207
7529 * tree-vrp.c (extract_range_from_binary_expr): Also try
7530 to constant fold if only one of the operands is a constant.
7532 2008-08-29 Nick Clifton <nickc@redhat.com>
7534 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
7535 the same way as SYMBOL_REFs.
7537 2008-08-28 Bob Wilson <bob.wilson@acm.org>
7539 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
7541 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7543 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
7544 * config/mips/mips.md (branch_likely): Remove const. Fix
7546 (define_delay for type "branch"): Change to only apply for branch
7547 with likely variant.
7548 (define_delay for type "branch" and "branch_likely" no). New delay
7550 (equality_op): New code iterator.
7551 (bbv, bbinv): New code attributes.
7552 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
7555 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7556 Andrew Pinski <pinskia@gcc.gnu.org>
7559 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
7561 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
7563 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
7564 rule that a symbolic constant must be defined and >= 0 for the
7565 corresponding facility to be present at compile-time.
7566 * gthr-posix.c: Likewise.
7568 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
7570 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
7571 * config/mips/mips.md (D): New mode attribute.
7572 (mulsi3, muldi3): Merge it into ...
7573 (mul<mode>3): ... new template. Use _mul3 ending for 3-op patterns.
7574 (muldi3_mul3): New pattern.
7575 (mulsi3_mult3): Rename to mulsi3_mul3.
7577 2008-08-28 Jan Hubicka <jh@suse.cz>
7579 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
7581 * predict.c (always_optimize_for_size_p): Rename to ...
7582 (optimize_function_for_size): ... this one; make extern.
7583 (optimize_function_for_speed_p): New.
7584 (optimize_bb_for_size_p, optimize_bb_for_size_p,
7585 optimize_edge_for_size_p,optimize_edge_for_size_p,
7586 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
7587 * basic-block.h (optimize_function_for_size_p,
7588 optimize_function_for_speed_p): Declare.
7589 * i386.md (optimize_size checks): Replace them by appropriate
7591 (standard_80387_constant_p, ix86_compute_frame_layout,
7592 ix86_expand_epilogue, ix86_decompose_address,
7593 print_operand, emit_i387_cw_initialization,
7594 inline_memory_move_cost, ix86_pad_returns,
7595 ix86_reorg): Replace optimize_size checks.
7597 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
7599 * rtl.h (simplify_subreg_regno): Declare.
7600 * rtlanal.c (simplify_subreg_regno): New function, split out from...
7601 * simplify-rtx.c (simplify_subreg): ...here.
7602 * reload.c (find_reloads): Use simplify_subreg_regno instead of
7603 subreg_offset_representable_p.
7605 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7608 * c-typeck.c (convert_for_assignment): Give a note describing what
7609 was passed and what was expected.
7611 2008-08-28 Joey Ye <joey.ye@intel.com>
7613 * doc/extend.texi: Document AVX built-in functions.
7614 * doc/invoke.texi: Document -mavx.
7616 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
7617 Joey Ye <joey.ye@intel.com>
7618 Xuepeng Guo <xuepeng.guo@intel.com>
7620 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
7622 * config/i386/cpuid.h (bit_FMA): New.
7623 (bit_XSAVE): Likewise.
7624 (bit_OSXSAVE): Likewise.
7625 (bit_AVX): Likewise.
7627 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
7628 define. Use ASM_OUTPUT_AVX_PREFIX.
7630 * config/i386/gmmintrin.h: New.
7632 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
7633 (OPTION_MASK_ISA_AVX_SET): New.
7634 (OPTION_MASK_ISA_FMA_SET): Likewise.
7635 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
7636 (OPTION_MASK_ISA_FMA_SET): Likewise.
7637 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
7638 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
7639 (pta_flags): Add PTA_AVX and PTA_FMA.
7640 (override_options): Handle PTA_AVX and PTA_FMA.
7641 (init_cumulative_args): Handle warn_avx.
7642 (classify_argument): Return 0 for COImode and OImode. Return
7643 1 and X86_64_AVX_CLASS for 256bit vector types.
7644 (examine_argument): Handle X86_64_AVX_CLASS.
7645 (construct_container): Likewise.
7646 (function_arg_advance_32): Pass OImode and 256bit vector types
7648 (function_arg_advance_64): Take a new argument to indicate if a
7649 parameter is named. Handle 256bit vector types. Return
7650 immediately for unnamed 256bit vector mode parameters.
7651 (function_arg_advance): Updated.
7652 (function_arg_32): Add comments for TImode. Handle OImode
7653 and 256bit vector types.
7654 (function_arg_64): Take a new argument to indicate if a
7655 parameter is named. Handle 256bit vector types. Return NULL
7656 for unnamed 256bit vector mode parameters.
7657 (function_arg): Updated.
7658 (setup_incoming_varargs_64): Support
7659 AVX encoding for *sse_prologue_save_insn.
7660 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
7661 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
7662 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
7663 enabled, otherwise return -3.
7664 (standard_sse_constant_opcode): Handle AVX and 256bit vector
7666 (print_reg): Support AVX registers. Handle 'x' and 't'.
7667 Handle 'd' to duplicate the operand.
7668 (print_operand): Likewise. Also support AVX vector compare
7670 (output_387_binary_op): Support AVX.
7671 (output_fp_compare): Likewise.
7672 (ix86_expand_vector_move_misalign): Likewise.
7673 (ix86_attr_length_vex_default): New.
7674 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7675 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7676 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7677 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7678 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
7679 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7680 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
7681 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
7682 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
7683 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
7684 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
7685 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
7686 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
7687 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
7688 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7689 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
7690 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
7691 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7692 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
7693 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
7694 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7695 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7696 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7697 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
7698 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
7699 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
7700 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
7701 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7702 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
7703 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
7704 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
7705 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
7706 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
7707 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7708 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7709 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7710 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
7711 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
7712 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
7713 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
7714 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
7715 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
7716 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
7717 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
7718 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
7719 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
7720 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7721 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7722 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7723 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7724 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7725 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7726 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7727 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7728 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7729 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7730 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7731 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7732 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7733 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7734 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7735 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7736 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7737 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
7738 and IX86_BUILTIN_MOVMSKPS256,
7739 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
7740 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
7741 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
7742 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
7743 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
7744 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
7745 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
7746 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
7747 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
7748 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
7749 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
7750 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
7751 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
7752 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
7753 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
7754 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
7755 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
7756 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
7757 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
7758 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
7759 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
7760 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
7761 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
7762 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
7763 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
7764 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
7765 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
7766 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
7767 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
7768 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
7769 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
7770 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
7771 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
7772 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
7773 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
7774 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
7775 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
7776 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
7777 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
7778 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
7779 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
7780 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
7781 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
7782 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
7783 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
7784 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
7785 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
7786 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
7787 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
7788 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
7789 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
7790 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
7791 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
7792 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
7793 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
7794 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
7795 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
7796 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
7798 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
7799 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
7800 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
7801 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
7802 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
7803 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
7804 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
7805 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
7806 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
7807 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7808 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
7809 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
7810 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
7811 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
7812 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
7813 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
7814 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
7815 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
7816 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
7817 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
7818 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
7819 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
7820 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
7821 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
7822 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
7823 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
7824 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
7825 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
7826 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
7827 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
7828 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
7829 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
7830 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
7831 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
7832 IX86_BUILTIN_MOVMSKPS256.
7833 (ix86_init_mmx_sse_builtins): Support AVX builtins.
7834 (ix86_expand_args_builtin): Likewise.
7835 (ix86_expand_special_args_builtin): Likewise.
7836 (ix86_hard_regno_mode_ok): Handle AVX modes.
7837 (ix86_expand_vector_init_duplicate): Likewise.
7838 (ix86_expand_vector_init_one_nonzero): Likewise.
7839 (ix86_expand_vector_init_one_var): Likewise.
7840 (ix86_expand_vector_init_concat): Likewise.
7841 (ix86_expand_vector_init_general): Likewise.
7842 (ix86_expand_vector_set): Likewise.
7843 (ix86_vector_mode_supported_p): Likewise.
7844 (x86_extended_reg_mentioned_p): Check INSN_P before using
7847 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
7848 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
7850 * config/i386/i386.h (TARGET_AVX): New.
7851 (TARGET_FMA): Likewise.
7852 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
7853 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
7854 (VALID_AVX256_REG_MODE): New.
7855 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7856 (AVX_FLOAT_MODE_P): Likewise.
7857 (AVX128_VEC_FLOAT_MODE_P): Likewise.
7858 (AVX256_VEC_FLOAT_MODE_P): Likewise.
7859 (AVX_VEC_FLOAT_MODE_P): Likewise.
7860 (ASM_OUTPUT_AVX_PREFIX): Likewise.
7861 (ASM_OUTPUT_OPCODE): Likewise.
7862 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
7864 (SSE_REG_MODE_P): Allow 256bit vector modes.
7865 (ix86_args): Add a warn_avx field.
7867 * config/i386/i386.md (UNSPEC_PCMP): New.
7868 (UNSPEC_VPERMIL): Likewise.
7869 (UNSPEC_VPERMIL2): Likewise.
7870 (UNSPEC_VPERMIL2F128): Likewise.
7871 (UNSPEC_MASKLOAD): Likewise.
7872 (UNSPEC_MASKSTORE): Likewise.
7873 (UNSPEC_CAST): Likewise.
7874 (UNSPEC_VTESTP): Likewise.
7875 (UNSPECV_VZEROALL): Likewise.
7876 (UNSPECV_VZEROUPPER): Likewise.
7877 (XMM0_REG): Likewise.
7878 (XMM1_REG): Likewise.
7879 (XMM2_REG): Likewise.
7880 (XMM3_REG): Likewise.
7881 (XMM4_REG): Likewise.
7882 (XMM5_REG): Likewise.
7883 (XMM6_REG): Likewise.
7884 (XMM8_REG): Likewise.
7885 (XMM9_REG): Likewise.
7886 (XMM10_REG): Likewise.
7887 (XMM11_REG): Likewise.
7888 (XMM12_REG): Likewise.
7889 (XMM13_REG): Likewise.
7890 (XMM14_REG): Likewise.
7891 (XMM15_REG): Likewise.
7893 (prefix_vex_imm8): Likewise.
7894 (prefix_vex_w): Likewise.
7895 (length_vex): Likewise.
7898 (*avx_ashlti3): Likewise.
7899 (*avx_lshrti3): Likewise.
7900 (*avx_setcc<mode>): Likewise.
7901 (*fop_<mode>_comm_mixed_avx): Likewise.
7902 (*fop_<mode>_comm_avx): Likewise.
7903 (*fop_<mode>_1_mixed_avx): Likewise.
7904 (*fop_<mode>_1_avx): Likewise.
7905 (*avx_<code><mode>3): Likewise.
7906 (*avx_ieee_smin<mode>3): Likewise.
7907 (*avx_ieee_smax<mode>3): Likewise.
7908 (mode): Add OI, V8SF and V4DF.
7909 (length): Support VEX prefix.
7910 (*cmpfp_i_mixed): Set prefix attribute.
7911 (*cmpfp_i_sse): Likewise.
7912 (*cmpfp_iu_mixed): Likewise.
7913 (*cmpfp_iu_sse): Likewise.
7914 (*movsi_1): Support AVX.
7915 (*movdi_2): Likewise.
7916 (*movdi_1_rex64): Likewise.
7917 (*movti_internal): Likewise.
7918 (*movti_rex64): Likewise.
7919 (*movsf_1): Likewise.
7920 (*movdf_nointeger): Likewise.
7921 (*movdf_integer_rex64): Likewise.
7922 (*movtf_internal): Likewise.
7923 (zero_extendsidi2_32): Likewise.
7924 (zero_extendsidi2_rex64): Likewise.
7925 (*extendsfdf2_mixed): Likewise.
7926 (*extendsfdf2_sse): Likewise.
7927 (*truncdfsf_fast_mixed): Likewise.
7928 (*truncdfsf_fast_sse): Likewise.
7929 (*truncdfsf_mixed): Likewise.
7930 (fix_trunc<mode>di_sse): Likewise.
7931 (fix_trunc<mode>si_sse): Likewise.
7932 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
7933 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
7934 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
7935 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
7936 (*rcpsf2_sse): Likewise.
7937 (*rsqrtsf2_sse): Likewise.
7938 (*sqrt<mode>2_sse): Likewise.
7939 (sse4_1_round<mode>2): Likewise.
7940 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
7941 Support AVX. Set length attribute properly for AVX.
7943 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
7944 (VECTOR_MODES (FLOAT, 32)): Likewise.
7945 (VECTOR_MODE (INT, DI, 8)): Likewise.
7946 (VECTOR_MODE (INT, HI, 32)): Likewise.
7947 (VECTOR_MODE (INT, QI, 64)): Likewise.
7948 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
7949 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
7950 (VECTOR_MODE (INT, DI, 4)): Removed.
7951 (VECTOR_MODE (INT, SI, 8)): Likewise.
7952 (VECTOR_MODE (INT, HI, 16)): Likewise.
7953 (VECTOR_MODE (INT, QI, 32)): Likewise.
7954 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
7955 (INT_MODE (OI, 32)): Likewise.
7957 * config/i386/i386.opt (mavx): New.
7960 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
7962 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
7963 (*mov<mode>_internal_avx): New.
7964 (*movv2sf_internal_rex64_avx): Likewise.
7965 (*movv2sf_internal_avx): Likewise.
7967 * config/i386/predicates.md (const_4_to_5_operand): New.
7968 (const_6_to_7_operand): Likewise.
7969 (const_8_to_11_operand): Likewise.
7970 (const_12_to_15_operand): Likewise.
7971 (avx_comparison_float_operator): Likewise.
7973 * config/i386/sse.md (AVX256MODEI): New.
7974 (AVX256MODE): Likewise.
7975 (AVXMODEQI): Likewise.
7976 (AVXMODE): Likewise.
7977 (AVX256MODEF2P): Likewise.
7978 (AVX256MODE2P): Likewise.
7979 (AVX256MODE4P): Likewise.
7980 (AVX256MODE8P): Likewise.
7981 (AVXMODEF2P): Likewise.
7982 (AVXMODEF4P): Likewise.
7983 (AVXMODEDCVTDQ2PS): Likewise.
7984 (AVXMODEDCVTPS2DQ): Likewise.
7985 (avxvecmode): Likewise.
7986 (avxvecpsmode): Likewise.
7987 (avxhalfvecmode): Likewise.
7988 (avxscalarmode): Likewise.
7989 (avxcvtvecmode): Likewise.
7990 (avxpermvecmode): Likewise.
7991 (avxmodesuffixf2c): Likewise.
7992 (avxmodesuffixp): Likewise.
7993 (avxmodesuffixs): Likewise.
7994 (avxmodesuffix): Likewise.
7995 (vpermilbits): Likewise.
7996 (pinsrbits): Likewise.
7997 (mov<mode>): Likewise.
7998 (*mov<mode>_internal): Likewise.
7999 (push<mode>1): Likewise.
8000 (movmisalign<mode>): Likewise.
8001 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8002 (avx_movdqu<avxmodesuffix>): Likewise.
8003 (avx_lddqu<avxmodesuffix>): Likewise.
8004 (<plusminus_insn><mode>3): Likewise.
8005 (*avx_<plusminus_insn><mode>3): Likewise.
8006 (*avx_vm<plusminus_insn><mode>3): Likewise.
8007 (mul<mode>3): Likewise.
8008 (*avx_mul<mode>3): Likewise.
8009 (*avx_vmmul<mode>3): Likewise.
8010 (divv8sf3): Likewise.
8011 (divv4df3): Likewise.
8012 (avx_div<mode>3): Likewise.
8013 (*avx_div<mode>3): Likewise.
8014 (*avx_vmdiv<mode>3): Likewise.
8015 (avx_rcpv8sf2): Likewise.
8016 (*avx_vmrcpv4sf2): Likewise.
8017 (sqrtv8sf2): Likewise.
8018 (avx_sqrtv8sf2): Likewise.
8019 (*avx_vmsqrt<mode>2): Likewise.
8020 (rsqrtv8sf2): Likewise.
8021 (avx_rsqrtv8sf2): Likewise.
8022 (*avx_vmrsqrtv4sf2): Likewise.
8023 (<code><mode>3): Likewise.
8024 (*avx_<code><mode>3_finite): Likewise.
8025 (*avx_<code><mode>3): Likewise.
8026 (*avx_vm<code><mode>3): Likewise.
8027 (*avx_ieee_smin<mode>3): Likewise.
8028 (*avx_ieee_smax<mode>3): Likewise.
8029 (avx_addsubv8sf3): Likewise.
8030 (avx_addsubv4df3): Likewise.
8031 (*avx_addsubv4sf3): Likewise.
8032 (*avx_addsubv2df3): Likewise.
8033 (avx_h<plusminus_insn>v4df3): Likewise.
8034 (avx_h<plusminus_insn>v8sf3): Likewise.
8035 (*avx_h<plusminus_insn>v4sf3): Likewise.
8036 (*avx_h<plusminus_insn>v2df3): Likewise.
8037 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
8038 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
8039 (*avx_maskcmp<mode>3): Likewise.
8040 (avx_nand<mode>3): Likewise.
8041 (*avx_<code><mode>3): Likewise.
8042 (*avx_nand<mode>3): Likewise.
8043 (*avx_<code><mode>3): Likewise.
8044 (*avx_cvtsi2ss): Likewise.
8045 (*avx_cvtsi2ssq): Likewise.
8046 (*avx_cvtsi2sd): Likewise.
8047 (*avx_cvtsi2sdq): Likewise.
8048 (*avx_cvtsd2ss): Likewise.
8049 (avx_cvtss2sd): Likewise.
8050 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
8051 (avx_cvtps2dq<avxmodesuffix>): Likewise.
8052 (avx_cvttps2dq<avxmodesuffix>): Likewise.
8053 (*avx_cvtsi2sd): Likewise.
8054 (*avx_cvtsi2sdq): Likewise.
8055 (avx_cvtdq2pd256): Likewise.
8056 (avx_cvtpd2dq256): Likewise.
8057 (avx_cvttpd2dq256): Likewise.
8058 (*avx_cvtsd2ss): Likewise.
8059 (*avx_cvtss2sd): Likewise.
8060 (avx_cvtpd2ps256): Likewise.
8061 (avx_cvtps2pd256): Likewise.
8062 (*avx_movhlps): Likewise.
8063 (*avx_movlhps): Likewise.
8064 (avx_unpckhps256): Likewise.
8065 (*avx_unpckhps): Likewise.
8066 (avx_unpcklps256): Likewise.
8067 (*avx_unpcklps): Likewise.
8068 (avx_movshdup256): Likewise.
8069 (avx_movsldup256): Likewise.
8070 (avx_shufps256): Likewise.
8071 (avx_shufps256_1): Likewise.
8072 (*avx_shufps_<mode>): Likewise.
8073 (*avx_loadhps): Likewise.
8074 (*avx_storelps): Likewise.
8075 (*avx_loadlps): Likewise.
8076 (*avx_movss): Likewise.
8077 (*vec_dupv4sf_avx): Likewise.
8078 (*vec_concatv2sf_avx): Likewise.
8079 (*vec_concatv4sf_avx): Likewise.
8080 (*vec_setv4sf_0_avx): Likewise.
8081 (*vec_setv4sf_avx): Likewise.
8082 (*avx_insertps): Likewise.
8083 (avx_vextractf128<mode>): Likewise.
8084 (vec_extract_lo_<mode>): Likewise.
8085 (vec_extract_hi_<mode>): Likewise.
8086 (vec_extract_lo_<mode>): Likewise.
8087 (vec_extract_hi_<mode>): Likewise.
8088 (vec_extract_lo_v16hi): Likewise.
8089 (vec_extract_hi_v16hi): Likewise.
8090 (vec_extract_lo_v32qi): Likewise.
8091 (vec_extract_hi_v32qi): Likewise.
8092 (avx_unpckhpd256): Likewise.
8093 (*avx_unpckhpd): Likewise.
8094 (avx_movddup256): Likewise.
8095 (*avx_movddup): Likewise.
8096 (avx_unpcklpd256): Likewise.
8097 (*avx_unpcklpd): Likewise.
8098 (avx_shufpd256): Likewise.
8099 (avx_shufpd256_1): Likewise.
8100 (*avx_punpckhqdq): Likewise.
8101 (*avx_punpcklqdq): Likewise.
8102 (*avx_shufpd_<mode>): Likewise.
8103 (*avx_storehpd): Likewise.
8104 (*avx_loadhpd): Likewise.
8105 (*avx_loadlpd): Likewise.
8106 (*avx_movsd): Likewise.
8107 (*vec_concatv2df_avx): Likewise.
8108 (*avx_<plusminus_insn><mode>3): Likewise.
8109 (*avx_<plusminus_insn><mode>3): Likewise.
8110 (*avx_mulv8hi3): Likewise.
8111 (*avxv8hi3_highpart): Likewise.
8112 (*avx_umulv8hi3_highpart): Likewise.
8113 (*avx_umulv2siv2di3): Likewise.
8114 (*avx_mulv2siv2di3): Likewise.
8115 (*avx_pmaddwd): Likewise.
8116 (*avx_mulv4si3): Likewise.
8117 (*avx_ashr<mode>3): Likewise.
8118 (*avx_lshr<mode>3): Likewise.
8119 (*avx_ashl<mode>3): Likewise.
8120 (*avx_<code><mode>3): Likewise.
8121 (*avx_eq<mode>3): Likewise.
8122 (*avx_gt<mode>3): Likewise.
8123 (*avx_nand<mode>3): Likewise.
8124 (*avx_nand<mode>3): Likewise.
8125 (*avx_<code><mode>3): Likewise.
8126 (*avx_<code><mode>3): Likewise.
8127 (*avx_packsswb): Likewise.
8128 (*avx_packssdw): Likewise.
8129 (*avx_packuswb): Likewise.
8130 (*avx_punpckhbw): Likewise.
8131 (*avx_punpcklbw): Likewise.
8132 (*avx_punpckhwd): Likewise.
8133 (*avx_punpcklwd): Likewise.
8134 (*avx_punpckhdq): Likewise.
8135 (*avx_punpckldq): Likewise.
8136 (*avx_pinsr<avxmodesuffixs>): Likewise.
8137 (*avx_pinsrq): Likewise.
8138 (*avx_loadld): Likewise.
8139 (*vec_extractv2di_1_rex64_avx): Likewise.
8140 (*vec_extractv2di_1_avx): Likewise.
8141 (*vec_dupv2di_avx): Likewise.
8142 (*vec_concatv2si_avx): Likewise.
8143 (*vec_concatv4si_1_avx): Likewise.
8144 (*vec_concatv2di_avx): Likewise.
8145 (*vec_concatv2di_rex64_avx): Likewise.
8146 (*avx_uavgv16qi3): Likewise.
8147 (*avx_uavgv8hi3): Likewise.
8148 (*avx_psadbw): Likewise.
8149 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
8150 (*avx_phaddwv8hi3): Likewise.
8151 (*avx_phadddv4si3): Likewise.
8152 (*avx_phaddswv8hi3): Likewise.
8153 (*avx_phsubwv8hi3): Likewise.
8154 (*avx_phsubdv4si3): Likewise.
8155 (*avx_phsubswv8hi3): Likewise.
8156 (*avx_pmaddubsw128): Likewise.
8157 (*avx_pmulhrswv8hi3): Likewise.
8158 (*avx_pshufbv16qi3): Likewise.
8159 (*avx_psign<mode>3): Likewise.
8160 (*avx_palignrti): Likewise.
8161 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8162 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8163 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8164 (*avx_mpsadbw): Likewise.
8165 (*avx_packusdw): Likewise.
8166 (*avx_pblendvb): Likewise.
8167 (*avx_pblendw): Likewise.
8168 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8169 (avx_ptest256): Likewise.
8170 (avx_roundp<avxmodesuffixf2c>256): Likewise.
8171 (*avx_rounds<ssemodesuffixf2c>): Likewise.
8172 (*avx_aesenc): Likewise.
8173 (*avx_aesenclast): Likewise.
8174 (*avx_aesdec): Likewise.
8175 (*avx_aesdeclast): Likewise.
8176 (avx_vzeroupper): Likewise.
8177 (avx_vzeroupper_rex64): Likewise.
8178 (avx_vpermil<mode>): Likewise.
8179 (avx_vpermilvar<mode>3): Likewise.
8180 (avx_vpermil2<mode>3): Likewise.
8181 (avx_vperm2f128<mode>3): Likewise.
8182 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8183 (avx_vbroadcastss256): Likewise.
8184 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
8185 (avx_vinsertf128<mode>): Likewise.
8186 (vec_set_lo_<mode>): Likewise.
8187 (vec_set_hi_<mode>): Likewise.
8188 (vec_set_lo_<mode>): Likewise.
8189 (vec_set_hi_<mode>): Likewise.
8190 (vec_set_lo_v16hi): Likewise.
8191 (vec_set_hi_v16hi): Likewise.
8192 (vec_set_lo_v32qi): Likewise.
8193 (vec_set_hi_v32qi): Likewise.
8194 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8195 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
8196 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
8197 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
8198 (vec_init<mode>): Likewise.
8199 (*vec_concat<mode>_avx): Likewise.
8200 (blendbits): Support V8SF and V4DF.
8201 (sse2_movq128): Support AVX.
8202 (<sse>_movnt<mode>): Likewise.
8203 (sse2_movntv2di): Likewise.
8204 (sse_rcpv4sf2): Likewise.
8205 (sse_sqrtv4sf2): Likewise.
8206 (sse_rsqrtv4sf2): Likewise.
8207 (<sse>_comi): Likewise.
8208 (<sse>_ucomi): Likewise.
8209 (sse_cvtss2si): Likewise.
8210 (sse_cvtss2si_2): Likewise.
8211 (sse_cvtss2siq): Likewise.
8212 (sse_cvtss2siq_2): Likewise.
8213 (sse_cvttss2si): Likewise.
8214 (sse_cvttss2siq): Likewise.
8215 (sse2_cvtsd2si): Likewise.
8216 (sse2_cvtsd2si_2): Likewise.
8217 (sse2_cvtsd2siq): Likewise.
8218 (sse2_cvtsd2siq_2): Likewise.
8219 (sse2_cvttsd2si): Likewise.
8220 (sse2_cvttsd2siq): Likewise.
8221 (sse2_cvtdq2pd): Likewise.
8222 (*sse2_cvtpd2dq): Likewise.
8223 (*sse2_cvttpd2dq): Likewise.
8224 (*sse2_cvtpd2ps): Likewise.
8225 (sse2_cvtps2pd): Likewise.
8226 (sse3_movshdup): Likewise.
8227 (sse3_movsldup): Likewise.
8228 (sse_storehps): Likewise.
8229 (*sse4_1_extractps): Likewise.
8230 (sse2_storelpd): Likewise.
8231 (vec_dupv2df_sse3): Likewise.
8232 (*vec_concatv2df_sse3): Likewise.
8233 (*sse4_1_pextrb): Likewise.
8234 (*sse4_1_pextrb_memory): Likewise.
8235 (*sse2_pextrw): Likewise.
8236 (*sse4_1_pextrw_memory): Likewise.
8237 (*sse4_1_pextrd): Likewise.
8238 (*sse4_1_pextrq): Likewise.
8239 (sse2_pshufd_1): Likewise.
8240 (sse2_pshuflw_1): Likewise.
8241 (sse2_pshufhw_1): Likewise.
8242 (*sse2_storeq_rex64): Likewise.
8243 (*vec_dupv4si): Likewise.
8244 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
8245 (sse2_pmovmskb): Likewise.
8246 (*sse2_maskmovdqu): Likewise.
8247 (*sse2_maskmovdqu_rex64): Likewise.
8248 (sse_ldmxcsr): Likewise.
8249 (sse_stmxcsr): Likewise.
8250 (abs<mode>2): Likewise.
8251 (sse4_1_movntdqa): Likewise.
8252 (sse4_1_phminposuw): Likewise.
8253 (sse4_1_extendv8qiv8hi2): Likewise.
8254 (*sse4_1_extendv8qiv8hi2): Likewise.
8255 (sse4_1_extendv4qiv4si2): Likewise.
8256 (*sse4_1_extendv4qiv4si2): Likewise.
8257 (sse4_1_extendv2qiv2di2): Likewise.
8258 (*sse4_1_extendv2qiv2di2): Likewise.
8259 (sse4_1_extendv4hiv4si2): Likewise.
8260 (*sse4_1_extendv4hiv4si2): Likewise.
8261 (sse4_1_extendv2hiv2di2): Likewise.
8262 (*sse4_1_extendv2hiv2di2): Likewise.
8263 (sse4_1_extendv2siv2di2): Likewise.
8264 (*sse4_1_extendv2siv2di2): Likewise.
8265 (sse4_1_zero_extendv8qiv8hi2): Likewise.
8266 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
8267 (sse4_1_zero_extendv4qiv4si2): Likewise.
8268 (*sse4_1_zero_extendv4qiv4si2): Likewise.
8269 (sse4_1_zero_extendv2qiv2di2): Likewise.
8270 (*sse4_1_zero_extendv2qiv2di2): Likewise.
8271 (sse4_1_zero_extendv4hiv4si2): Likewise.
8272 (*sse4_1_zero_extendv4hiv4si2): Likewise.
8273 (sse4_1_zero_extendv2hiv2di2): Likewise.
8274 (*sse4_1_zero_extendv2hiv2di2): Likewise.
8275 (sse4_1_zero_extendv2siv2di2): Likewise.
8276 (*sse4_1_zero_extendv2siv2di2): Likewise.
8277 (sse4_1_ptest): Likewise.
8278 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
8279 (sse4_2_pcmpestri): Likewise.
8280 (sse4_2_pcmpestrm): Likewise.
8281 (sse4_2_pcmpistri): Likewise.
8282 (sse4_2_pcmpistrm): Likewise.
8284 (aeskeygenassist): Likewise.
8286 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
8288 * config/i386/predicates.md (vzeroall_operation): New.
8290 * config/i386/sse.md (avx_vzeroall): New.
8291 (*avx_vzeroall): Likewise.
8293 2008-08-28 Paul Brook <paul@codesourcery.com>
8294 Mark Shinwell <shinwell@codesourcery.com>
8295 Richard Earnshaw <richard.earnshaw@arm.com>
8297 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
8298 (TARGET_MIN_ANCHOR_OFFSET): New.
8299 (arm_override_options): Set correct anchor ranges for Thumb-1
8300 and Thumb-2 if required.
8301 (legitimize_pic_address): Handle case involving a TLS symbol
8302 reference with an addend.
8303 (arm_optimization_options): Enable section anchors at -O1 and
8305 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
8306 * config/arm/arm-protos.h (arm_optimization_options): New.
8308 2008-08-28 Nick Clifton <nickc@redhat.com>
8310 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
8311 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
8314 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
8315 * config/v850/v850.md (return): Remove frame size restriction.
8317 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
8319 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
8321 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
8323 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
8325 2008-08-28 Paul Brook <paul@codesourcery.com>
8327 * config/arm/vfp11.md: Update license notice.
8328 * config/arm/cortex-r4.md: Ditto.
8330 2008-08-28 Richard Guenther <rguenther@suse.de>
8332 PR tree-optimization/37207
8333 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
8336 2008-08-28 Dodji Seketeli <dodji@redhat.com>
8339 * tree.c (int_fits_type_p): Don't forget unsigned integers
8340 of type sizetype which higher end word equals -1.
8342 2008-08-28 Ira Rosen <irar@il.ibm.com>
8344 * target.h (struct vectorize): Add new target builtin.
8345 * tree-vectorizer.c (destroy_loop_vec_info): Call
8346 vect_free_slp_instance instead of vect_free_slp_node.
8347 * tree-vectorizer.h (enum slp_load_perm_type): New.
8348 (struct _slp_instance): Add new fields.
8349 (SLP_INSTANCE_LOAD_PERMUTATION): New.
8350 (SLP_INSTANCE_LOADS): New.
8351 (vect_free_slp_tree): Remove.
8352 (vect_free_slp_instance): Declare.
8353 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
8354 (vectorizable_load): Add argument.
8355 (vect_transform_slp_perm_load): New.
8356 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
8358 (vect_get_place_in_interleaving_chain): New function.
8359 (vect_free_slp_tree): Make static.
8360 (vect_free_slp_instance): New function.
8361 (vect_build_slp_tree): Add new arguments. Allow load permutations and
8362 collect the load location in the interleaving chain.
8363 (vect_supported_slp_permutation_p): New function.
8364 (vect_supported_load_permutation_p): Likewise.
8365 (vect_analyze_slp_instance): In case of loads permutation, call
8366 vect_supported_load_permutation_p to check that the permutation is
8368 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
8369 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
8370 (vect_create_mask_and_perm): New function.
8371 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
8372 (vectorizable_load): Add an argument. Don't keep the created vectors
8373 statements in the node if permutation is required. Call
8374 vect_transform_slp_perm_load to generate the permutation.
8375 (vect_transform_stmt): Add new argument. Call vectorizable_load with
8376 additional argument.
8377 (vect_schedule_slp_instance): In case of loads permutation, allocate
8378 vectorized statements structure for all the related SLP nodes. Call
8379 vect_transform_stmt with addditional argument.
8380 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
8381 * config/spu/spu.c (spu_builtin_vec_perm): New.
8382 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8383 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
8384 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
8385 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
8387 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
8389 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
8390 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
8391 __gthread_cond_signal, __gthread_cond_timedwait,
8392 __gthread_cond_timedwait_recursive): New functions.
8393 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
8395 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
8398 2008-08-28 Richard Guenther <rguenther@suse.de>
8401 * fold-const.c (maybe_canonicalize_comparison_1): Require
8402 undefined overflow only for canonicalizing A +- CST cmp CST.
8403 Make sure to not generate new constants that are not inside
8404 their TYPE_MIN/MAX_VALUE range.
8405 (maybe_canonicalize_comparison): Remove undefined overflow
8407 (fold_binary): Remove now duplicate folding.
8409 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8411 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
8412 use not updated in the last change.
8414 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
8416 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
8417 (IRA_COVER_CLASSES): Add FPUL_REGS.
8419 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8422 * c-common.c (conversion_warning): Check for null operands.
8424 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8427 * c-decl.c (check_for_loop_decls): Improve error message. Give
8430 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8433 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
8434 (convert_for_assignment): Pass corrent OPT_W* parameter to
8435 WARN_FOR_ASSIGNMENT.
8437 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
8440 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
8442 2008-08-27 Paul Brook <paul@codesourcery.com>
8444 * config.gcc: Loosen checks for arm uclinux eabi targets.
8446 2008-08-27 Paul Brook <paul@codesourcery.com>
8448 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
8450 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
8452 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
8454 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
8455 the enumerators of an ENUMERAL_TYPE.
8456 * dbxout.c (dbxout_type): Ditto.
8458 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
8461 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
8462 (fwprop_addr): Check that the loop_father is not the outer loop.
8464 2008-08-26 Paul Brook <paul@codesourcery.com>
8466 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
8467 Remove documentation entry for fmul type.
8468 Use fmuls to annotate single-precision multiplication patterns,
8469 fmuld to annotate double-precision multiplication patterns,
8470 fmacs to annotate single-precision multiply-accumulate patterns
8471 and fmacd to annotate double-precision multiply-accumulate patterns.
8472 * config/arm/vfp11.md: Update reservations accordingly.
8473 * config/arm/arm.md: Note that certain values of the "type"
8474 attribute are documented in vfp.md.
8475 * config/arm/arm1020e.md: Remove out of date duplicate comment.
8476 (v10_cvt): Use new fmul types.
8478 2008-08-26 Paul Brook <paul@codesourcery.com>
8480 * config/arm/vfp.md: Move pipeline description for VFP11 to...
8481 * config/arm/vfp11.md: ...here. New.
8482 * config/arm/arm.md: Include vfp11.md.
8484 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
8486 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
8487 parameter to inform call.
8489 2008-08-26 Jeff Law <law@redhat.com>
8491 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
8492 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
8493 preferred class when copying a constant into a partial word register.
8495 2008-08-26 Ben Elliston <bje@au.ibm.com>
8497 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
8498 * cp/typeck.c: Likewise.
8499 * cp/tree.c: Likewise.
8500 * gimple-low.c: Likewise.
8503 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
8505 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
8506 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
8508 * doc/passes.texi: Describe IRA.
8510 * doc/tm.texi (IRA_COVER_CLASSES,
8511 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
8513 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
8514 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
8515 -fira-propagate-cost, -fno-ira-share-save-slots,
8516 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
8518 * flags.h (ira_algorithm): New enumeration.
8519 (flag_ira_algorithm, flag_ira_verbose): New external variable
8522 * postreload.c (gate_handle_postreload): Don't do post reload
8523 optimizations unless the reload is completed.
8525 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
8528 * tree-pass.h (pass_ira): New external variable declaration.
8530 * reload.h: Add 2008 to the Copyright.
8532 * cfgloopanal.c: Include params.h.
8533 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
8536 * params.h (IRA_MAX_LOOPS_NUM): New macro.
8538 * toplev.c (ira.h): New include.
8539 (flag_ira_algorithm, flag_ira_verbose): New external variables.
8540 (backend_init_target): Call ira_init.
8541 (backend_init): Call ira_init_once.
8542 (finalize): Call finish_ira_once.
8544 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
8545 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
8548 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
8549 may_move_out_cost): New external variable declarations.
8550 (move_table): New typedef.
8552 * caller-save.c: Include headers output.h and ira.h.
8553 (no_caller_save_reg_set): New global variable.
8554 (save_slots_num, save_slots): New variables.
8555 (reg_save_code, reg_restore_code, add_stored_regs): Add
8557 (init_caller_save): Set up no_caller_save_reg_set.
8558 (init_save_areas): Reset save_slots_num.
8559 (saved_hard_reg): New structure.
8560 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
8561 (initiate_saved_hard_regs, new_saved_hard_reg,
8562 finish_saved_hard_regs, saved_hard_reg_compare_func): New
8564 (setup_save_areas): Add code for sharing stack slots.
8565 (all_blocks): New variable.
8566 (save_call_clobbered_regs): Process pseudo-register too.
8567 (mark_set_regs): Process pseudo-register too.
8568 (insert_one_insn): Put the insn after bb note in a empty basic
8569 block. Add insn check.
8571 * global.c (eliminable_regset): Make it external.
8572 (mark_elimination): Use DF_LR_IN for IRA.
8573 (pseudo_for_reload_consideration_p): New.
8574 (build_insn_chain): Make it external. Don't ignore spilled
8575 pseudos for IRA. Use pseudo_for_reload_consideration_p.
8576 (gate_handle_global_alloc): New function.
8577 (pass_global_alloc): Add the gate function.
8579 * opts.c (decode_options): Set up flag_ira. Print the warning for
8581 (common_handle_option): Process -fira-algorithm and -fira-verbose.
8583 * timevar.def (TV_IRA, TV_RELOAD): New passes.
8585 * regmove.c (regmove_optimize): Don't do replacement of output for
8588 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
8589 New external variable declarations.
8591 * local-alloc.c (update_equiv_regs): Make it external. Return
8592 true if jump label rebuilding should be done. Rescan new_insn for
8594 (gate_handle_local_alloc): New function.
8595 (pass_local_alloc): Add the gate function.
8597 * alias.c (value_addr_p, stack_addr_p): New functions.
8598 (nonoverlapping_memrefs_p): Use them for IRA.
8600 * common.opt (fira, fira-algorithm, fira-coalesce,
8601 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
8602 fira-verbose): New options.
8604 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
8605 move_cost, may_move_in_cost, may_move_out_cost): Make the
8607 (move_table): Remove typedef.
8608 (init_move_cost): Make it external.
8609 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
8612 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
8613 setup_reg_classes): New function prototypes.
8614 (eliminable_regset): New external variable declaration.
8615 (build_insn_chain, update_equiv_regs): New function prototypes.
8617 * Makefile.in (IRA_INT_H): New definition.
8618 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
8619 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
8620 (reload1.o, toplev.o): Add dependence on ira.h.
8621 (cfgloopanal.o): Add PARAMS_H.
8622 (caller-save.o): Add dependence on output.h and ira.h.
8623 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
8624 ira-emit.o, ira-lives.o): New entries.
8626 * passes.c (pass_ira): New pass.
8628 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
8630 * reload1.c (ira.h): Include the header.
8631 (changed_allocation_pseudos): New bitmap.
8632 (init_reload): Initiate the bitmap.
8633 (compute_use_by_pseudos): Permits spilled registers in FROM.
8634 (temp_pseudo_reg_arr): New variable.
8635 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
8636 IRA. Call alter_reg with the additional parameter. Don't clear
8637 spilled_pseudos for IRA. Restore original insn chain for IRA.
8638 Clear changed_allocation_pseudos at the end of reload.
8639 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
8640 (hard_regno_to_pseudo_regno): New variable.
8641 (count_pseudo): Check spilled pseudos. Set up
8642 hard_regno_to_pseudo_regno.
8643 (count_spilled_pseudo): Check spilled pseudos. Update
8644 hard_regno_to_pseudo_regno.
8645 (find_reg): Use better_spill_reload_regno_p. Check
8646 hard_regno_to_pseudo_regno.
8647 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
8649 (eliminate_regs_1): Use additional parameter for alter_reg.
8650 (finish_spills): Set up pseudo_previous_regs only for spilled
8651 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
8652 more arguments. Don't clear live_throughout and dead_or_set for
8653 spilled pseudos. Use additional parameter for alter_reg. Call
8654 mark_allocation_change. Set up changed_allocation_pseudos.
8655 Remove sanity check.
8656 (emit_input_reload_insns, delete_output_reload): Use additional
8657 parameter for alter_reg. Call mark_allocation_change.
8658 (substitute, gen_reload_chain_without_interm_reg_p): New
8660 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
8662 * testsuite/gcc.dg/20080410-1.c: New file.
8664 * config/s390/s390.h (IRA_COVER_CLASSES,
8665 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
8667 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
8669 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
8671 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
8673 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
8675 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
8677 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
8679 2008-08-24 Jeff Law <law@redhat.com>
8680 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
8681 when ignoring unavailable registers.
8683 2008-08-24 Jeff Law <law@redhat.com>
8684 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
8685 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
8686 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
8687 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
8689 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
8690 * ira-build.c (allocno_range_compare_func): Stabilize sort.
8692 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
8693 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
8694 * reload1.c (find_reg): Process registers in register allocation order.
8696 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8697 * toplev.c (backend_init_target): Move ira_init call from
8699 (lang_dependent_init_target): ...to here.
8701 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
8702 * ira.c (setup_class_subset_and_memory_move_costs): Don't
8703 calculate memory move costs for NO_REGS.
8705 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
8706 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
8707 STACK_REGS is defined.
8709 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8710 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
8712 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
8713 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
8715 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
8716 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
8717 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
8720 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
8721 Dorit Nuzman <dorit@il.ibm.com>
8723 * gcc/config/spu/spu.md (vec_extract_evenv4si,
8724 vec_extract_evenv4sf, vec_extract_evenv8hi,
8725 vec_extract_evenv16qi, vec_extract_oddv4si,
8726 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
8727 vec_interleave_highv4sf, vec_interleave_lowv4sf,
8728 vec_interleave_highv4si, vec_interleave_lowv4si,
8729 vec_interleave_highv8hi, vec_interleave_lowv8hi,
8730 vec_interleave_highv16qi, vec_interleave_lowv16qi,
8731 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
8733 2008-08-25 Janis Johnson <janis187@us.ibm.com>
8736 * config/rs6000/rs6000.c (optimization_options): Don't default to
8737 section anchors without toplevel reorder.
8739 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8741 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
8742 (mfc_end_critical_section): Likewise.
8744 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8746 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
8747 all type qualifiers from element type to vector type.
8749 2008-08-25 David Daney <ddaney@avtrex.com>
8751 * config/mips/mips.md (immediate_insn): Move up in file, fix
8752 comment typo, reformat.
8753 (fetchop_bit, atomic_hiqi_op memory_barrier,
8754 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
8755 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
8756 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
8757 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
8758 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
8759 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
8760 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
8761 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
8762 sync_old_nand<mode>, sync_new_nand<mode>,
8763 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
8764 test_and_set_12): Moved to sync.md.
8766 * config/mips/sync.md: New file.
8768 2008-08-25 Richard Henderson <rth@redhat.com>
8770 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
8771 (regsave): Likewise.
8772 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
8773 (output_cfi_directive): Likewise.
8774 (div_data_align): New.
8775 (output_cfi): Use it.
8777 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
8779 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
8780 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
8781 (TARGET_OCTEON): New macro.
8782 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
8783 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
8784 (ISA_HAS_POP): New macro.
8785 * config/mips/driver-native.c (host_detect_local_cpu): Handle
8787 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
8789 * config/mips/mips.md (cpu): Add octeon.
8790 (type): Add pop attribute value.
8791 (popcount<mode>2): New pattern.
8792 * doc/invoke.texi (-march=@var{arch}): Add octeon.
8794 2008-08-24 Jan Hubicka <jh@suse.cz>
8796 * doc/invoke.texi (-fipa-cp-clone): New option.
8797 (-fipa-cp): Update docs.
8798 (--param ipcp-unit-growth):New.
8799 * ipa-cp.c: Include fibheap.h, params.h
8800 (ipcp_initialize_node_lattices): When not cloning, all externally
8801 visible functions are bottom.
8802 (ipcp_need_redirect_p): Accept clones.
8803 (ipcp_insert_stage): Use cost driven heuristics.
8804 (max_count, dead_nodes): New static vars.
8805 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
8806 ipcp_const_param_count): New functions.
8807 * common.opt (ipa-cp-clone): New command line option.
8808 * params.def (ipcp-unit-growth): New.
8810 2008-08-24 Jan Hubicka <jh@suse.cz>
8812 * tree-inline.c (tree_function_versioning): Look harder
8813 for referenced vars.
8815 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8817 PR tree-optimization/37185
8818 * matrix-reorg.c (transform_access_sites): Update changed stmt.
8820 2008-08-23 Jan Hubicka <jh@suse.cz>
8822 * ipa-cp.c (ipcp_analyze_node): New function.
8823 (ipcp_update_cloned_node): Use it.
8824 (ipcp_init_stage): Likewise.
8825 * ipa-inline.c (function_insertion_hook_holder): New static var.
8826 (analyze_function): Break out from ....
8827 (inline_generate_summary): Here; register insertion hook.
8828 (cgraph_decide_inlining): Remove hook.
8829 (add_new_function): New function.
8831 2008-08-23 Jan Hubicka <jh@suse.cz>
8833 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
8835 2008-08-23 Jan Hubicka <jh@suse.cz>
8837 * ipa-cp.c (constant_val_insert): Remove.
8838 (ipcp_propagate_one_const): Remove.
8839 (ipcp_create_replace_map): Always insert replacements to the map.
8840 (ipcp_insert_stage): Do not try to insert statements by hand.
8841 * tree-inline.c (insert_init_stmt): Break out from ...
8842 (setup_one_parameter): ... here; allow NULL BB pointer.
8843 (tree_function_versioning): Use setup_one_parameter to process
8846 2008-08-23 Jan Hubicka <jh@suse.cz>
8848 * tree.c (decl_address_ip_invariant_p): New function.
8849 * tree.h (decl_address_ip_invariant_p): Declare.
8850 * gimple.c (strip_invariant_refs): Break out from ...
8851 (is_gimple_invariant_address): ... here
8852 (is_gimple_ip_invariant_address): New function.
8853 (is_gimple_ip_invariant): New function.
8854 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
8857 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
8858 (ipcp_lat_is_insertable): All constants are insertable.
8859 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
8860 IPA_CONST_VALUE_REF.
8861 (ipcp_initialize_node_lattices): Propagate all types of operands.
8862 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
8863 (ipcp_create_replace_map): Reformat.
8864 (ipcp_need_redirect_p): Simplify.
8865 (ipcp_insert_stage): Check that argument is used before clonning.
8866 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle
8868 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
8869 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
8870 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
8871 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
8872 (jump_func_type): Remove IPA_CONST_VALUE_REF.
8873 * tree-inline.c (tree_function_versioning): Add variables referenced
8876 2008-08-23 Jan Hubicka <jh@suse.cz>
8879 * i386.c (standard_80387_constant_p): Use optimize_size.
8881 2008-08-23 Ira Rosen <irar@il.ibm.com>
8883 PR tree-optimization/37161
8884 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
8885 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
8886 (vect_determine_vectorization_factor): Move the scalar type
8887 retrieval to vect_get_smallest_scalar_type.
8888 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
8889 scalar type. Remove redundant computation.
8890 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
8891 (vect_get_slp_defs): Take the type of RHS into account if
8892 necessary by calling vect_get_smallest_scalar_type. Call
8893 vect_get_constant_vectors with additional argument.
8895 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8898 * doc/invoke.texi (Wwrite-strings): Clarify description.
8900 2008-08-23 Ira Rosen <irar@il.ibm.com>
8902 PR tree-optimization/37174
8903 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
8904 def stmt is a part of the loop before accessing its stmt_vec_info.
8906 2008-08-22 Anatoly Sokolov <aesok@post.ru>
8909 * config/avr/avr.md (UNSPEC_SWAP): New constants.
8910 (*swap): New insn pattern.
8911 (*ashlqi3): Rename from ashlqi3 insn pattern.
8912 (ashlqi3): New expanders.
8913 (*lshrqi3): Rename from lshrqi3 insn pattern.
8914 (lshrqi3): New expanders.
8915 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
8916 lshrqi3_const5, lshrqi3_const6): New splitters.
8917 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
8918 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
8921 2008-08-22 Richard Guenther <rguenther@suse.de>
8923 PR tree-optimization/37078
8924 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
8925 [+INF, +INF] ranges.
8927 2008-08-22 Richard Guenther <rguenther@suse.de>
8929 PR tree-optimization/37143
8930 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
8931 a conversion statement instead of a copy.
8933 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
8936 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
8937 CCCmode, CCOmode and CCSmode destination modes.
8940 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
8941 from different units in a single alternative.
8942 (*vec_extractv2sf_1): Ditto.
8943 (*vec_extractv2si_0): Ditto.
8944 (*vec_extractv2si_1): Ditto.
8945 * config/i386/sse.md (sse2_storehpd): Ditto.
8946 (sse2_storelpd): Ditto.
8947 (sse2_loadhpd): Ditto.
8948 (sse2_loadlpd): Ditto.
8951 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
8952 (popcountsi2): Ditto.
8953 (clzdi2_abm): Ditto.
8954 (popcountdi2): Ditto.
8955 (clzhi2_abm): Ditto.
8956 (popcounthi2): Ditto.
8958 2008-08-22 Richard Guenther <rguenther@suse.de>
8962 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
8963 if the multiplication does not overflow.
8965 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
8967 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
8969 2008-08-21 Richard Henderson <rth@redhat.com>
8971 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
8972 spurrious comma from test.
8973 * configure: Rebuild.
8975 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8978 * builtins.c (fold_builtin_next_arg): Add warning about undefined
8981 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
8983 * c-tree.h (grokfield): New argument.
8984 * c-decl.c (grokfield): Handle new location argument.
8985 * c-parser.c (c_parser_struct_declaration): Pass location to grokfield.
8987 2008-08-21 Richard Guenther <rguenther@suse.de>
8989 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
8991 2008-08-21 Jan Hubicka <jh@suse.cz>
8993 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
8994 (cgraph_add_function_insertion_hook,
8995 cgraph_remove_function_insertion_hook,
8996 cgraph_call_function_insertion_hooks): New functions.
8997 * cgraph.h (cgraph_add_function_insertion_hook,
8998 cgraph_remove_function_insertion_hook,
8999 cgraph_call_function_insertion_hooks): Declare.
9000 * ipa-reference.c (function_insertion_hook_holder): New variable.
9001 (check_operand, look_for_address_of): When checking late, do not care
9002 about module bitmaps.
9003 (add_new_function): New function.
9004 (generate_summary): Register hooks; zero module bitmaps.
9005 (propagate): Unregister hooks.
9006 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
9007 (add_new_function): New function.
9008 (generate_summary): Register hook.
9009 (propagate): Remove hook.
9011 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
9013 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
9014 * ipa-cp.c (ipcp_update_cloned_node): New function.
9015 (build_const_val): Handle functions correctly; bring type logic
9016 into sync with tree-inline.c
9017 (ipcp_init_stage): Take care of computing stuff needed by
9018 indirect inlining; update clones.
9019 (ipcp_generate_summary): Break out of ipcp_driver.
9020 (ipcp_driver): Do only execution and transformation.
9021 (pass_ipa_cp): Make IPA_PASS.
9022 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
9024 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
9025 ipcp, some info is already available.
9026 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
9027 * tree-inline.c (remap_ssa_name): Unshare expression.
9029 2008-08-21 Richard Guenther <rguenther@suse.de>
9031 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
9032 a PHI ask VN if it is already available.
9033 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
9034 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
9036 2008-08-21 Richard Guenther <rguenther@suse.de>
9039 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
9040 makes sure to produce a result of the correct type.
9042 2008-08-21 Jan Hubicka <jh@suse.cz>
9043 Backport from LTO branch:
9045 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
9046 Jan Hubicka <jh@suse.cz>
9049 (init_state, finish_state, set_function_state, generate_summary):
9051 (scan_stmt): Renamed from scan_function. Changed to keep state in
9052 local static vars rather than cgraph aux field.
9053 (propagate): Renamed from static_execute. Changed to keep state in
9054 local static vars rather than cgraph aux field.
9055 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
9056 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
9058 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9060 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
9061 * ipa-reference.c (init_function_info, generate_summary,
9062 propagate): New functions.
9063 (analyze_function): Call init_function_info.
9064 (static_execute): Stripped into generate_summary and propagate.
9065 (pass_ipa_reference): Made into ipa_opt_pass.
9067 2008-08-21 Richard Guenther <rguenther@suse.de>
9069 PR tree-optimization/37181
9070 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
9072 (extract_range_from_unary_expr): Likewise.
9074 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9076 * diagnostic.c (pedwarn_at): Rename as pedwarn.
9078 * toplev.h (pedwarn_at): Likewise.
9079 * builtins.c: Update all calls to pedwarn.
9080 * c-lex.c: Likewise.
9081 * toplev.c: Likewise.
9082 * c-tree.h: Likewise.
9083 * c-decl.c: Likewise.
9084 * c-errors.c: Likewise.
9085 * c-typeck.c: Likewise.
9086 * c-common.c: Likewise.
9087 * c-parser.c: Likewise.
9089 2008-08-20 Joseph Myers <joseph@codesourcery.com>
9092 * config/sparc/sparc.c (function_arg_slotno): Handle structure
9093 with MODE_VECTOR_INT mode.
9095 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9098 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
9099 initialized outside the current module.
9100 (warn_uninitialized_var): Ignore left-hand side when walking the
9101 trees. Ignore address expressions. Examine VUSE operands in gimple
9102 statements with a variable declaration on the right-hand side.
9104 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
9107 * rtlanal.c (subreg_offset_representable_p): Revert last change.
9109 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9112 * c-common.c (conversion_warning): Do not warn if applying bit-and
9113 operator to unsigned constant that fits in the target type.
9115 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9118 * c-common.c (conversion_warning): Do not warn for artificial
9121 2008-08-20 Richard Guenther <rguenther@suse.de>
9123 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
9124 (extract_range_from_binary_expr): Fall back to constant propagation.
9125 (extract_range_from_unary_expr): Likewise.
9127 2008-08-20 Richard Guenther <rguenther@suse.de>
9129 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
9130 with TREE_THIS_VOLATILE on shared nodes.
9131 (fold_stmt_r): Likewise.
9133 2008-08-20 Jakub Jelinek <jakub@redhat.com>
9136 * c-parser.c (c_parser_attributes): For keywords use canonical
9137 spelling for attr_name.
9139 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9141 * value-prof.c (check_counter): Revert wrong call to error.
9143 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9145 * profile.c: Update calls to inform.
9146 * value-prof.c: Update calls to inform.
9148 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9150 * diagnostic.c (inform): Add an explicit location_t parameter.
9151 * toplev.h (inform): Update declaration.
9152 * builtins.c: Update all calls to inform.
9153 * c-common.c: Likewise.
9154 * c-decl.c: Likewise.
9155 * c-opts.c: Likewise.
9156 * c-pch.c: Likewise.
9157 * c-pragma.c: Likewise.
9158 * c-typeck.c: Likewise.
9159 * coverage.c: Likewise.
9161 * toplev.c: Likewise.
9162 * tree-cfg.c: Likewise.
9163 * tree-ssa.c: Likewise.
9165 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
9168 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
9169 V2DI mode, for SSE4.1, use movq instead of vector set if the
9170 second element is zero and inter-unit moves are OK.
9172 2008-08-20 Richard Guenther <rguenther@suse.de>
9174 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
9175 properly handle conversion/copy chains after tuplification.
9177 2008-08-20 Richard Guenther <rguenther@suse.de>
9179 * passes.c (init_optimization_passes): Move the second
9180 forwprop pass before alias computation. Remove the second
9181 DCE pass. Remove the first dominator and phi copy/const
9184 2008-08-20 Nick Clifton <nickc@redhat.com>
9186 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
9187 support of this feature. Do not assume that a sufficiently new
9188 assembler will support the feature regardless of the target type.
9189 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
9190 * configure: Regenerate.
9192 2008-08-20 Richard Guenther <rguenther@suse.de>
9194 * tree-vrp.c (found_in_subgraph): Remove.
9195 (live): New global static.
9196 (live_on_edge): New function.
9197 (blocks_visited): Remove.
9198 (register_edge_assert_for_2): Use live_on_edge.
9199 (find_conditional_asserts): Remove code dealing with
9200 found_in_subgraph. Do not walk the CFG.
9201 (find_switch_asserts): Likewise.
9202 (find_assert_locations_1): Renamed from find_assert_locations.
9203 Move finding assert locations for conditional and switch
9204 statements first. Update live bitmap. Do not walk the CFG.
9205 (find_assert_locations): New function.
9206 (insert_range_assertions): Remove entry of CFG walk.
9207 Adjust call to find_assert_locations.
9208 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
9209 that only can appear because of fake exit edges but assert we
9210 never try to insert on those.
9211 (fini_pre): Do not remove fake exit edges here...
9212 (execute_pre): ...but here, before committing edge inserts.
9214 2008-08-19 Richard Guenther <rguenther@suse.de>
9216 * passes.c (init_optimization_passes): Exchange store-ccp
9219 2008-08-19 Rafael Espíndola <espindola@google.com>
9221 * varasm.c (weak_decls): Move earlier in the file.
9222 (assemble_external): Add weak decls to the weak_decls list.
9223 (declare_weak): Don't add decls to the weak_decls list.
9225 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
9228 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
9229 before (sse2_shufpd_<mode>).
9231 2008-08-19 Jakub Jelinek <jakub@redhat.com>
9234 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
9235 * tree.c (block_nonartificial_location): Likewise.
9237 2008-08-19 Richard Guenther <rguenther@suse.de>
9239 PR tree-optimization/35972
9240 PR tree-optimization/23094
9241 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
9243 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
9244 handle MISALIGNED_INDIRECT_REF.
9245 (get_ref_from_reference_ops): New helper.
9246 (vn_reference_lookup_pieces): Walk the use-def chain using the
9247 alias-oracle if requested.
9248 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
9249 walking the use-def chain.
9250 (compute_avail): But not here.
9251 (create_component_ref_by_pieces_1): Properly handle
9252 MISALIGNED_INDIRECT_REF.
9253 (do_regular_insertion): Handle fully redundant
9254 expressions after PHI-translation also for SSA_NAME values, not
9255 only constants. Correctly use edoubleprime for that.
9257 2008-08-19 Ira Rosen <irar@il.ibm.com>
9259 * tree-vectorizer.c (supportable_widening_operation): Support
9260 multi-step conversion, return the number of steps in such conversion
9261 and the required intermediate types.
9262 (supportable_narrowing_operation): Likewise.
9263 * tree-vectorizer.h (vect_pow2): New function.
9264 (supportable_widening_operation): Change argument types.
9265 (supportable_narrowing_operation): Likewise.
9266 (vectorizable_type_promotion): Add an argument.
9267 (vectorizable_type_demotion): Likewise.
9268 * tree-vect-analyze.c (vect_analyze_operations): Call
9269 vectorizable_type_promotion and vectorizable_type_demotion with
9270 additional argument.
9271 (vect_get_and_check_slp_defs): Detect patterns.
9272 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
9274 (vect_analyze_slp_instance): Don't fail in case of multiple types.
9275 Call vect_build_slp_tree with correct arguments. Calculate unrolling
9276 factor according to the smallest type in the loop.
9277 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
9278 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
9279 supportable_widening_operation with correct arguments.
9280 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
9281 operands lists according to the number of vector statements in left
9282 or right node, if exists.
9283 (vect_gen_widened_results_half): Remove unused argument.
9284 (vectorizable_conversion): Call supportable_widening_operation,
9285 supportable_narrowing_operation, and vect_gen_widened_results_half
9286 with correct arguments.
9287 (vectorizable_assignment): Change documentation, support multiple
9289 (vectorizable_operation): Likewise.
9290 (vect_get_loop_based_defs): New function.
9291 (vect_create_vectorized_demotion_stmts): Likewise.
9292 (vectorizable_type_demotion): Support loop-aware SLP and general
9293 multi-step conversion. Call vect_get_loop_based_defs and
9294 vect_create_vectorized_demotion_stmts for transformation.
9295 (vect_create_vectorized_promotion_stmts): New function.
9296 (vectorizable_type_promotion): Support loop-aware SLP and general
9297 multi-step conversion. Call vect_create_vectorized_promotion_stmts
9299 (vectorizable_store): Change documentation, support multiple
9301 (vectorizable_load): Likewise.
9302 (vect_transform_stmt): Pass SLP_NODE to
9303 vectorizable_type_promotion and vectorizable_type_demotion.
9304 (vect_schedule_slp_instance): Move here the calculation of number
9305 of vectorized statements for each node from...
9306 (vect_schedule_slp): ... here.
9307 (vect_transform_loop): Call vect_schedule_slp without the last
9310 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
9313 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
9314 to == in assert statement.
9315 (vectorizable_reduction): Fix typo.
9317 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9320 * value-prof.c (check_counter): Dereference pointer to overall
9321 count when printing it.
9323 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9325 * profile.h: Really add it.
9327 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
9329 * mcf.c: Really add it.
9331 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
9332 Vinodha Ramasamy <vinodha@google.com>
9334 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
9336 * value-prof.c (check_counter): Fix the counter if
9337 flag_profile_correction is true.
9338 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
9339 tree_mod_subtract_transform):
9340 Follow check_counter parameter change.
9341 * common.opt (fprofile-correction): New option.
9343 * profile.h: Likewise.
9344 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
9345 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
9346 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
9348 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
9349 flag_profile_correction is set.
9351 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
9353 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
9355 2008-08-18 Tomas Bily <tbily@suse.cz>
9357 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
9358 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
9360 * tree-data-ref.c (split_constant_offset_1): Likewise.
9361 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
9362 * tree-sra.c (sra_walk_expr): Likewise.
9363 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
9364 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9365 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
9366 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
9368 * gimple.c (gimple_assign_unary_nop_p): Likewise.
9369 * tree-vect-transform.c (vectorizable_type_demotion)
9370 (vectorizable_type_promotion): Likewise.
9371 * tree-inline.c (expand_call_inline):
9372 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9373 (forward_propagate_addr_expr_1, forward_propagate_comparison)
9374 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9375 * expr.c (expand_expr_real_1): Likewise.
9376 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
9377 (gimple_assign_unary_useless_conversion_p): Likewise.
9378 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9379 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
9380 * fold-const.c (fold_unary): Likewise.
9381 * tree.h (CONVERT_EXPR_P): Likewise.
9382 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
9383 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9385 (register_edge_assert_for_2, extract_range_from_unary_expr)
9386 (register_edge_assert_for_1): Likewise.
9388 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9390 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
9391 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
9392 (enum real_value_const): Delete.
9393 (get_real_const): Delete.
9394 * real.c (get_real_const): Delete.
9395 (dconst_e_ptr): Define.
9396 (dconst_third_ptr): Define.
9397 (dconst_sqrt2_ptr): Define.
9398 * builtins.c: Update all callers.
9400 2008-08-18 Richard Guenther <rguenther@suse.de>
9402 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
9403 statement iterator after statement removal.
9405 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
9407 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
9408 (detect_processor_freebsd): Likewise.
9409 (host_detect_local_cpu): Call newly added functions for FreeBSD.
9411 2008-08-18 Richard Guenther <rguenther@suse.de>
9413 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
9414 and loads have the correct types.
9416 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9419 * c-opts.c (cpp_opts): Remove static.
9420 * c-parser.c (cpp_opts): Declare it extern.
9421 (disable_extension_diagnostics): Handle cpp options.
9422 (enable_extension_diagnostics): Likewise.
9424 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9426 * diagnostics.c (permerror_at): Rename as permerror.
9427 (permerror): Delete.
9428 * toplev.h: Likewise.
9430 2008-08-18 Richard Guenther <rguenther@suse.de>
9432 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
9433 sdse1 and addressables2 passes. Replace dce1 with cddce1.
9434 Move call_cdce before build_alias. Move copyrename2,
9435 cunrolli and ccp2 beafore build_alias. Re-add addressable2
9436 right after final inlining.
9437 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
9438 (pass_build_cfg): But instead via TODO_dump_func.
9440 2008-08-18 Richard Guenther <rguenther@suse.de>
9442 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
9444 (scalarize_init): If we failed to generate some initializers
9445 do not generate zeros for not instantiated members. Instead
9446 rely on the copy out.
9447 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
9448 about missing flow-sensitive alias info only if we have
9451 2008-08-17 Nick Clifton <nickc@redhat.com>
9453 * doc/extend.texi (Function Attributes): Fix typo in description
9454 if hot function attribute.
9456 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
9457 Richard Sandiford <rdsandiford@googlemail.com>
9459 * doc/install.texi (--with-mips-plt): Document.
9460 * doc/invoke.texi (-mplt, -mno-plt): Document.
9461 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
9462 and handle ${with_mips_plt}.
9463 * config/mips/mips.opt (mplt): New option.
9464 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
9465 (TARGET_ABICALLS_PIC2): Likewise.
9466 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
9467 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
9468 (ASM_SPEC): Use !mabi=* instead of !mabi*.
9469 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
9470 to decide whether to output ".option picX" directives.
9471 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
9472 Pass -call_nonpic rather than -KPIC for -mplt.
9473 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
9474 on the command line. Also remove it when -mabi=64 is used without
9476 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
9477 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
9478 TARGET_ABICALLS_PIC0.
9479 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
9481 (mips16_build_function_stub): Only output ".option pic" directives
9482 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
9483 (mips16_build_call_stub): Fix comment and remove redundant
9484 ".set at"/"set .noat" directives.
9485 (mips_function_rodata_section): Use the default behaviour for
9486 TARGET_ABSOLUTE_ABICALLS.
9487 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
9488 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
9489 (mips_restore_gp): Do nothing if the current function doesn't use
9491 (mips_expand_prologue): Only save $gp if the current function uses it.
9492 Use a normal move for TARGET_ABICALLS_PIC0.
9493 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
9495 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
9497 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
9498 of function when handling GLOBAL_POINTER_REGNUM.
9500 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
9503 * common.opt (-fstack-check): Do not declare the variable here.
9504 (-fstack-check=): New option variant.
9505 * doc/invoke.texi (Code Gen Options): Document it.
9506 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
9507 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
9508 (STACK_CHECK_STATIC_BUILTIN): New macro.
9509 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
9510 * opts.c: Include expr.h.
9511 (common_handle_option) <OPT_fold_stack_check_>: New case.
9512 <OPT_fstack_check>: Likewise.
9513 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
9514 consistently in the test for variable-sized types. Adjust for
9515 new behaviour of flag_stack_check.
9516 * explow.c: Include except.h.
9517 (allocate_dynamic_stack_space): Do not take into account
9518 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
9519 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
9520 for variable-sized parameters. Treat all parameters whose size is
9521 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
9522 stack checking is enabled.
9523 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
9524 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
9525 if generic stack checking is enabled.
9526 (expand_function_end): Adjust for new behaviour of flag_stack_check.
9527 * reload1.c (reload): Likewise.
9528 * stmt.c (expand_decl): Assert that all automatic variables have
9529 fixed size at this point and remove dead code.
9530 * flags.h (stack_check_type): New enumeration type.
9531 (flag_stack_check): Declare.
9532 * toplev.c (flag_stack_check): New global variable.
9533 * Makefile.in (opts.o): Add dependency on EXPR_H.
9534 (explow.o): Add dependency on except.h.
9536 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
9538 * config/avr/avr.c (avr_override_options): Reduce value of
9539 PARAM_INLINE_CALL_COST.
9541 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
9543 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
9544 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
9545 lieu of TYPE_MODE (type) throughout.
9547 2008-08-15 Joseph Myers <joseph@codesourcery.com>
9549 * config/arm/arm.c (add_minipool_backward_ref): Check for
9550 8-byte-aligned entries in second case of forcing insertion after a
9551 particular entry. Change third case to avoid inserting
9552 non-8-byte-aligned entries before 8-byte-aligned ones.
9554 2008-08-15 Richard Guenther <rguenther@suse.de>
9556 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
9557 strip components for unknown size accesses.
9559 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
9561 * config/s390/2097.md New file.
9562 * config/s390/s390.md ("z10prop" attribute): Define none,
9563 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
9564 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
9565 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
9566 possible values and apply them to insns as appropriate.
9567 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
9568 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
9569 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
9570 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible values.
9571 ("bfp" mode attribute): Removed. Every occurence replaced
9573 * config/s390/s390.c (struct "z10_cost"): Updated entries.
9574 * config/s390/2084.md (insn_reservation "x_itof"): Updated
9577 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9580 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
9583 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
9585 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
9586 additional argument. Support reduction when duplication is needed due
9587 to data-types of different sizes in the loop.
9588 (get_initial_def_for_induction): Fix printout.
9589 (vect_get_vec_def_for_stmt_copy): Support case where the
9590 vec_stmt_for_operand is a phi node.
9591 (vectorizable_reduction): Support reduction when duplication is needed
9592 due to data-types of different sizes in the loop.
9593 (vectorizable_call): Remove restriction to not vectorize in case we
9594 have data-types of different sizes in the loop.
9595 (vectorizable_conversion): Likewise.
9596 (vectorizable_operation): Likewise.
9597 (vectorizable_type_demotion): Likewise.
9598 (vectorizable_type_promotion): Likewise.
9599 (vectorizable_induction): Add restriction to not vectorize in case
9600 we have data-types of different sizes in the loop.
9602 2008-08-14 Christophe Saout <christophe@saout.de>
9603 Uros Bizjak <ubizjak@gmail.com>
9606 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
9607 (*vec_concatv2di_rex64_sse4_1): Ditto.
9608 (*vec_concatv2di_rex64_sse): Ditto.
9610 2008-08-14 Jakub Jelinek <jakub@redhat.com>
9613 * fold-const.c (fold_widened_comparison): Do not allow
9614 sign changes that change the result even if shorter type
9615 is wider than arg1_unw's type.
9617 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
9619 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
9620 Skip if the multilib testing specifies -march that does not
9621 agree with the one specified in the testcase.
9623 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9625 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
9626 zero extend SImode values being converted to TFmode before passing
9629 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9631 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
9632 __PPU__ when targeting the Cell/B.E. PPU processor.
9634 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
9636 * gimple.h (gimple_call_set_chain): Accept SSA variables.
9637 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
9638 Rematerialize the static chain, if any.
9639 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
9642 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9644 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
9645 (new_loc_descr): Likewise.
9646 (add_loc_descr): Likewise.
9647 (size_of_loc_descr): Likewise.
9648 (size_of_locs): Likewise.
9649 (output_loc_operands): Likewise.
9650 (output_loc_sequence): Likewise.
9651 (new_reg_loc_descr): New.
9652 (build_cfa_loc): Use it.
9653 (build_cfa_aligned_loc): Likewise.
9654 (one_reg_loc_descriptor): Likewise.
9655 (based_loc_descr): Likewise.
9657 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9660 * doc/invoke.texi (Wmain): Update.
9661 * c-decl.c (start_decl): warn_main is only 0 or 1.
9662 (start_function): Likewise. Fix formatting.
9663 (finish_function): Delete redundant warning.
9664 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
9665 * c-opts (c_common_handle_option): -Wall only has effect if
9666 warn_main is uninitialized. OPT_Wmain is automatically
9667 handled. -pedantic also enables Wmain.
9668 (c_common_post_options): Handle all logic for Wmain here.
9669 * c-common.c (warn_main): Delete.
9670 (check_main_parameter_types): Make pedwarns conditional on OPT_Wmain.
9671 * c-common.h (warn_main): Delete.
9673 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
9676 * expr.c (emit_group_store): Allocate stack temp with the
9677 largest alignment when copying from register to stack.
9679 2008-08-13 Richard Guenther <rguenther@suse.de>
9681 * tree.h (maybe_fold_offset_to_address): Declare.
9682 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
9683 (ccp_fold): Handle pointer conversions the same as fold_stmt.
9684 Likewise for POINTER_PLUS_EXPR.
9685 (maybe_fold_offset_to_reference): Enable disabled code.
9686 (maybe_fold_offset_to_address): New function.
9687 (fold_stmt_r): Use it.
9688 (fold_gimple_assign): Likewise.
9689 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
9690 (gimplify_expr): Likewise.
9692 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9694 * toplev.h (pedwarn_at): Fix declaration.
9696 2008-08-13 Joseph Myers <joseph@codesourcery.com>
9698 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
9699 LINK_SPEC): Use %R in -Y P argument.
9701 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9704 * diagnostic.c (pedwarn_at): New.
9705 * toplev.h (pedwarn_at): Declare.
9706 * c-tree.h (build_enumerator): Update declaration.
9707 * c-decl.c (finish_enum): Update comment.
9708 (build_enumerator): Take a location parameter. Give a pedwarn but do
9709 not perform any conversion.
9710 * c-parser.c (c_parser_enum_specifier): Set correct location for
9713 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9716 * c-common.c (conversion_warning): Use a switch. Ignore boolean
9717 expressions except for conversions to signed:1 bitfields. Handle
9718 COND_EXPR with constant operands.
9720 2008-08-13 Richard Guenther <rguenther@suse.de>
9722 PR tree-optimization/15255
9723 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
9724 (struct oecount_s): New struct and VEC types.
9726 (oecount_hash): New function.
9727 (oecount_eq): Likewise.
9728 (oecount_cmp): Likewise.
9729 (zero_one_operation): New function.
9730 (build_and_add_sum): Likewise.
9731 (undistribute_ops_list): Perform un-distribution of multiplication
9732 and division on the chain of summands.
9733 (should_break_up_subtract): Also break up subtracts for factors.
9734 (reassociate_bb): Delete dead visited statements.
9735 Call undistribute_ops_list. Re-sort and optimize if it did something.
9736 * passes.c (init_optimization_passes): Move DSE before
9738 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
9741 2008-08-12 Janis Johnson <janis187@us.ibm.com>
9743 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
9745 * doc/invoke.texi: Revert unintended checkin.
9747 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
9750 * gcc.c (include_spec_function): Tweak call to find_a_file.
9752 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9755 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
9756 and TRUTH_ORIF_EXPR.
9757 * dojump.c (do_jump): Likewise.
9759 PR tree-optimization/37084
9760 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
9761 if id->regimplify, don't assume stmt is a cast assignment.
9763 2008-08-12 Anatoly Sokolov <aesok@post.ru>
9765 * final.c (final_scan_insn): Use app_enable/app_disable functions.
9767 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9770 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
9773 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9775 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
9776 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
9778 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
9779 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
9780 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
9781 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
9782 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
9784 * doc/tm.texi (Storage Layout): Remove documentation for
9785 TARGET_FLOAT_FORMAT.
9787 * simplify-rtx.c (simplify_binary_operation_1): Replace
9788 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
9790 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9792 * real.h (struct real_format): New member has_sign_dependent_rounding.
9793 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
9794 spu_single_format, ieee_double_format, mips_double_format,
9795 motorola_double_format, ieee_extended_motorola_format,
9796 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9797 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9798 mips_extended_format, ieee_quad_format, mips_quad_format,
9799 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9800 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9802 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9803 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9804 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
9805 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
9806 (ROUND_TOWARDS_ZERO): Likewise.
9808 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
9809 (FLOAT_MODE_FORMAT): New macro.
9810 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
9811 (MODE_COMPOSITE_P): ... this new macro.
9812 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9813 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
9814 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
9816 * flags.h: Include "real.h".
9818 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
9819 REAL_MODE_FORMAT_COMPOSITE_P.
9820 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
9822 * doc/tm.texi (Storage Layout): Remove documentation of
9823 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
9824 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
9825 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
9826 they only apply to libgcc2.a.
9828 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9830 * config/spu/float_disf.c: New file.
9831 * config/spu/float_unsdisf.c: New file.
9832 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
9833 (LIB2FUNCS_EXCLUDE): Define.
9835 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9836 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9838 * real.h (struct real_format): New member round_towards_zero.
9839 * real.c (round_for_format): Respect fmt->round_towards_zero.
9840 (ieee_single_format, mips_single_format, motorola_single_format,
9841 spu_single_format, ieee_double_format, mips_double_format,
9842 motorola_double_format, ieee_extended_motorola_format,
9843 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
9844 ieee_extended_intel_96_round_53_format, ibm_extended_format,
9845 mips_extended_format, ieee_quad_format, mips_quad_format,
9846 vax_f_format, vax_d_format, vax_g_format): Initialize it.
9847 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
9849 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
9850 real_format to choose rounding mode when calling MPFR functions.
9851 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
9852 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
9854 * real.h (real_to_decimal_for_mode): Add prototype.
9855 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
9856 Respect target rounding mode when generating decimal representation.
9857 (real_to_decimal): New stub for backwards compatibility.
9858 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
9859 real_to_decimal_for_mode instead of real_to_decimal.
9861 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
9863 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9864 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
9866 * real.c (spu_single_format): New variable.
9867 * real.h (spu_single_format): Declare.
9869 * config/spu/spu.c (spu_override_options): Install SFmode format.
9870 (spu_split_immediate): Use integer mode to operate on pieces of
9871 floating-point values in all cases.
9873 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
9874 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
9875 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
9877 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9879 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
9881 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9883 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
9885 2008-08-12 Jakub Jelinek <jakub@redhat.com>
9888 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
9889 on the VAR_DECL instead of TYPE_READONLY on its type.
9891 2008-08-12 Ira Rosen <irar@il.ibm.com>
9893 * tree-vectorizer.c: Depend on langhooks.h.
9894 (supportable_widening_operation): Add two arguments. Support double
9896 (supportable_narrowing_operation): Likewise.
9897 * tree-vectorizer.h (supportable_widening_operation): Add two
9899 (supportable_narrowing_operation): Likewise.
9900 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
9901 supportable_widening_operation with correct arguments.
9902 * tree-vect-transform.c (vectorizable_conversion): Likewise.
9903 (vectorizable_type_demotion): Support double type conversions.
9904 (vectorizable_type_promotion): Likewise.
9905 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
9907 2008-08-11 Michael Matz <matz@suse.de>
9909 * i386/i386.c (override_options): Move initialisation from
9910 flag_schedule_insns_after_reload to here from ...
9911 (optimization_options): ... here.
9913 2008-08-11 Jakub Jelinek <jakub@redhat.com>
9915 PR rtl-optimization/36998
9916 * dwarf2out.c (compute_barrier_args_size_1,
9917 compute_barrier_args_size): Temporarily remove assertions.
9919 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9922 * tree-ssa.c (struct walk_data): Add new flag
9923 warn_possibly_uninitialized.
9924 (warn_uninitialized_var): Use it.
9925 (warn_uninitialized_vars): New.
9926 (execute_early_warn_uninitialized): Call it.
9927 (execute_late_warn_uninitialized): Likewise.
9929 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9932 * reload1.c (gen_reload): Guard calls to get_secondary_mem
9935 2008-08-09 Jan Hubicka <jh@suse.cz>
9938 * optabs.c (maybe_emit_unop_insn): Remove produced code if
9940 (expand_fix): Be prepared for expansion to fail.
9941 (expand_sfix_optab): Remove instructions if expansion failed.
9943 2008-08-09 Anatoly Sokolov <aesok@post.ru>
9945 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
9947 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
9948 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9950 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
9952 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
9953 mips/t-libgcc-mips16 to tmake_file.
9954 * config/mips/mips-protos.h (mips_call_type): New enum.
9955 (mips_pic_base_register, mips_got_load): Declare.
9956 (mips_restore_gp): Take an rtx argument.
9957 (mips_use_pic_fn_addr_reg_p): Declare.
9958 (mips_expand_call): Replace the sibcall_p argument with
9959 a mips_call_type argument. Add a lazy_p parameter.
9960 (mips_split_call): Declare.
9961 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
9962 (MIPS16_PIC_TEMP): Likewise.
9963 (reg_class): Delete M16_NA_REGS.
9964 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
9965 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
9966 (mips_split_hi_p): Declare.
9967 * config/mips/mips.c (mips_split_hi_p): New array.
9968 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
9969 (mips_got_symbol_type_p): New function.
9970 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
9971 (mips16_stub_function_p): New function.
9972 (mips16_local_function_p): Likewise.
9973 (mips_use_pic_fn_addr_reg_p): Likewise.
9974 (mips_cannot_force_const_mem): Return false for HIGHs.
9975 Extend CONST_INT and symbolic handling to MIPS16, using
9976 mips_symbol_insns to check that the base symbol type is a
9977 legitimate constant. Reject GOT-based constants if
9978 TARGET_MIPS16_PCREL_LOADS.
9979 (mips_const_insns): Check targetm.cannot_force_const_mem when
9980 decomposing a symbolic base and a large offset.
9981 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
9982 When calling a function that needs $25 from MIPS16 code,
9983 move the target address into $25 separately and add a USE
9985 (mips16_gp_pseudo_reg): Insert the initializer immediately
9986 before the first real insn.
9987 (mips_pic_base_register, mips_got_load): New functions.
9988 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
9989 parameter to LOW_OUT. Say that it can be any valid SET_SRC
9990 when splitting a load-address operation. Split SYMBOL_GOT_DISP
9991 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
9992 (mips_call_tls_get_addr): Update the call to mips_expand_call,
9993 also passing NULL_RTX rather than const0_rtx as the aux argument.
9994 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
9995 instead of TARGET_EXPLICIT_RELOCS.
9996 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
9997 (mips_load_call_address): Replace the sibcall_p argument with
9998 a mips_call_type argument. Use mips_got_load.
9999 (mips16_local_alias): New structure.
10000 (mips16_local_aliases): New variable.
10001 (mips16_local_aliases_hash): New function.
10002 (mips16_local_aliases_eq): Likewise.
10003 (mips16_local_alias): Likewise.
10004 (mips16_stub_function): Likewise.
10005 (mips16_build_function_stub): Create a local alias for the target
10006 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
10007 .cpload directive and an R_MIPS_NONE relocation for the target
10008 function, then load the alias rather than the function itself.
10009 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
10010 (mips16_copy_fpr_return_value): Use mips16_stub_function and
10011 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
10012 (mips16_build_call_stub): Replace the FN parameter with an
10013 FN_PTR parameter. Force the address into a register if it
10014 isn't a call_insn_operand; don't rely on the caller to do this.
10015 If a call to a locally-defined and locally-binding MIPS16
10016 function must be made indirectly, redirect the call to the
10017 function's local alias. Use mips16_stub_function_p,
10018 mips16_stub_function, mips_expand_call and use_reg.
10019 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
10020 Use explicit %hi and %lo accesses where possible.
10021 Use MIPS_CALL to generate the correct code form of a
10022 jal instruction. Add clobbers of $18 instead of uses.
10023 Update the call to mips_emit_call_insn.
10024 (mips_expand_call): Replace the SIBCALL_P argument with a
10025 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
10026 Take a LAZY_P parameter. Call mips16_build_call_stub first,
10027 allowing it to modify the call address. Update the calls to
10028 mips_load_call_address and mips_emit_call_insn.
10029 (mips_split_call): New function.
10030 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
10031 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
10032 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
10033 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
10034 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
10036 (mips_cprestore_slot): New function.
10037 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
10038 and use mips_cprestore_slot.
10039 (mips_output_function_prologue): Handle TARGET_MIPS16 for
10041 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
10042 then use a copygp_mips16 instruction to set up $28.
10043 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
10044 (mips16_lay_out_constants): Call split_all_insns_noflow.
10045 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
10046 false if TARGET_MIPS16.
10047 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
10048 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
10049 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
10050 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
10051 MIPS16 code. Allow MIPS16 o32 PIC.
10052 (mips_override_options): Allow MIPS16 o32 PIC.
10053 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
10054 after reload if TARGET_USE_GOT.
10055 (UNSPEC_COPYGP): New constant.
10056 (length): Use a default length of 8 for MIPS16 GOT loads.
10057 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
10058 (*got_page<mode>): Check mips_split_hi_p.
10059 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
10060 (unspec_got<mode>, unspec_call<mode>): New expanders.
10061 (load_got<mode>, load_call<mode>): Remove the length attributes.
10062 Use a got attribute instead of a type attribute.
10063 (copygp_mips16): New insn.
10064 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
10065 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
10066 (sibcall, sibcall_value, call, call_value): Update the calls
10067 to mips_expand_call.
10068 (call_internal, call_value_internal): Use mips_split_call.
10069 (call_value_multiple_internal): Likewise.
10070 (call_split): Move after call_internal (the insn it is split from).
10071 (call_internal_direct, call_value_internal_direct): Turn into
10072 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
10073 (call_direct_split, call_value_direct_split): New patterns.
10074 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
10075 and use M16_REGS instead of M16_NA_REGS.
10076 * config/mips/predicates.md (const_call_insn_operand): Replace
10077 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
10078 mips_use_pic_fn_addr_reg_p check.
10079 (move_operand): Reject HIGHs if mips_split_hi_p.
10080 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
10081 (__mips16_floatunsisf): Inline __mips16_floatsisf.
10082 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
10083 * config/mips/libgcc-mips16.ver: New file.
10084 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
10085 $(srcdir)/config/mips/libgcc-mips16.ver.
10087 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10089 * config/mips/mips.c (mips_unspec_address_offset): Move earlier
10091 (mips_unspec_address, mips_unspec_offset_high): Likewise.
10092 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
10093 (mips16_cfun_returns_in_fpr_p): Likewise.
10095 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10097 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
10098 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
10099 rather than 4 to PC.
10101 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10103 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
10104 (FUNCTION_PROFILER): Save the static chain pointer into $2
10105 beforehand and restore it aftewards.
10106 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
10107 address directly into $25 and call the function through $25;
10108 do not clobber $3. Pad the DImode version to cover the space
10109 left by the deleted $25 <- $3 move.
10110 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
10111 the removal of the $25 <- $3 move.
10112 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
10113 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
10115 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
10116 Daniel Jacobowitz <dan@codesourcery.com>
10118 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
10119 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
10120 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
10121 * config/mips/mips.c (mips_start_function_definition): New function.
10122 (mips_end_function_definition): Likewise.
10123 (mips_output_function_prologue): Use mips_start_function_definition.
10124 (mips_output_function_epilogue): Use mips_end_function_definition.
10125 (build_mips16_function_stub): Use mips_start_function_definition
10126 and mips_end_function_definition.
10127 (build_mips16_call_stub): Likewise.
10129 2008-08-09 Richard Guenther <rguenther@suse.de>
10131 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
10132 * gimple.h (gimple_call_fn): Adjust comment.
10133 (gimple_call_set_fndecl): New function.
10134 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
10135 longer having bare FUNCTION_DECL operand.
10136 (gimple_call_return_type): Likewise.
10137 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
10139 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
10140 (gimple_mod_pow2): Likewise.
10141 (gimple_mod_subtract): Likewise.
10142 (gimple_ic): Likewise.
10143 (gimple_stringop_fixed_value): Likewise.
10144 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
10145 longer having bare FUNCTION_DECL operand.
10146 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
10147 * omp-low.c (optimize_omp_library_calls): Likewise.
10148 * cgraphunit.c (update_call_expr): Likewise.
10149 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
10150 (execute_convert_to_rsqrt): Likewise.
10151 * cfgexpand.c (gimple_to_tree): Simplify.
10152 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
10153 bare FUNCTION_DECL operand.
10154 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
10155 (convert_gimple_call): Use gimple_call_fndecl.
10156 * c-common.c (c_warn_unused_result): Likewise.
10158 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10161 * c-typeck.c (digest_init): Call verify_sequence_points from here.
10162 (c_finish_return): Likewise.
10163 (c_start_case): Likewise.
10164 * c-common.c (warn_for_collisions_1): Use explicit location in warning.
10165 * c-parser.c (c_parser_condition): New. Call
10166 verify_sequence_points.
10167 (c_parser_paren_condition): Call c_parser_condition.
10168 (c_parser_for_statement): Call c_parser_condition.
10170 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10173 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
10174 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
10175 Moved from diagnostic.h
10176 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
10178 (emit_diagnostic): New.
10179 (warning0, pedwarn0): Delete.
10180 (warning, warning_at, pedwarn, permerror): Return bool.
10181 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
10182 Moved to diagnostic.c.
10183 (struct diagnostic_context): Use correct type for
10184 classify_diagnostic.
10185 (diagnostic_report_diagnostic): Update declaration.
10186 (emit_diagnostic): Declare.
10187 * errors.c (warning): Return bool.
10188 * errors.h (warning): Update declaration.
10189 * toplev.h (warning0, pedwarn0): Delete.
10190 (warning, warning_at, pedwarn, permerror): Return bool.
10191 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
10192 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
10193 inform. Update all calls.
10194 (diagnose_mismatched_decls): Check return value of warning/pedwarn
10195 before giving informative note.
10196 (implicit_decl_warning): Likewise.
10197 * c-typeck.c (build_function_call): Likewise.
10198 * tree-sssa.c (warn_uninit): Likewise.
10199 * builtins.c (gimplify_va_arg_expr): Likewise.
10201 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10204 * doc/invoke.texi (-Wextra): Move warning from here...
10205 (-Wuninitialized): ... to here.
10207 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10210 * flags.h (set_Wunused): Delete
10211 * toplev.c (process_options): Handle Wunused flags here.
10212 * opts.c (maybe_warn_unused_parameter): Delete.
10213 (common_handle_option): Replace set_Wunused by warn_unused.
10214 (set_Wextra): Do not handle Wunused-parameter here.
10215 (set_Wunused): Delete.
10216 * c-opts.c (c_common_handle_option): Replace set_Wunused by
10218 * common.opt (Wunused): Add Var and Init.
10219 (Wunused-function): Likewise.
10220 (Wunused-label): Likewise.
10221 (Wunused-parameter): Likewise.
10222 (Wunused-value): Likewise.
10223 (Wunused-variable): Likewise.
10225 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
10227 * doc/invoke.texi: Add cpu_type power7.
10228 * config.in (HAVE_AS_VSX): New.
10229 * config.gcc: Add cpu_type power7.
10230 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
10232 * configure: Regenerate.
10233 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
10235 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
10236 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
10237 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
10239 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
10241 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
10242 type to vectorize.builtin_conversion.
10243 (vectorizable_conversion): Likewise.
10244 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
10245 integral type as input.
10246 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
10248 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
10249 and ALTIVEC_BUILTIN_VCTSXS.
10250 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
10253 2008-08-08 Richard Guenther <rguenther@suse.de>
10255 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
10256 (surely_varying_stmt_p): Calls are varying only if they are
10257 non-builtin and not indirect or have no result.
10258 (ccp_fold): Re-instantiate code before the tuples merge.
10260 2008-08-08 Richard Guenther <rguenther@suse.de>
10262 PR tree-optimization/37056
10263 * gimple.h (gimple_assign_rhs_class): New helper function.
10264 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
10265 unary operations properly.
10267 2008-08-07 Jan Hubicka <jh@suse.cz>
10269 * i386.h (ix86_size_cost): Declare.
10270 (ix86_cur_cost): New function macro.
10271 * i386.md (peepholes expanding size and splitters): Predicate by
10272 optimize_insn_for_speed_p.
10273 (peepholes reduce size and splitters): Predicate by
10274 optimize_insn_for_size_p.
10275 * i386.c (ix86_size_cost): Rename from ...
10276 (size_cost): This one.
10277 (override_options): Update.
10278 (decide_alg): Likewise.
10279 (ix86_expand_clear): Use RTL profile.
10280 (ix86_pad_returns): Use RTL profile.
10282 2008-08-07 Jan Hubicka <jh@suse.cz>
10284 * recog.c (split_all_insns): Set RTL profile
10285 (peephole2_optimize): Likewise.
10286 * function.c (thread_prologue_and_epilogue_insns): Likewise.
10287 * combine.c (combine_instructions): Likewise.
10289 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10291 * c-common.c (c_common_reswords): Also warn about keyword "bool".
10293 2008-08-07 Bob Wilson <bob.wilson@acm.org>
10295 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
10296 value in a6 after the set_frame_ptr insn.
10298 2008-08-07 Richard Henderson <rth@redhat.com>
10301 * gcc.c (cpp_options): Pass along -g*.
10303 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10305 * config/arm/arm.c (output_move_neon): Update comment describing
10306 big-endian vector layout.
10307 (arm_assemble_integer): Do not handle big-endian NEON vectors
10309 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
10310 neon_vget_lane<mode>_sext_internal,
10311 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
10312 element indices for big-endian.
10314 2008-08-07 Richard Henderson <rth@redhat.com>
10316 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
10317 * configure, config.in: Rebuild.
10318 * debug.h (dwarf2out_do_cfi_asm): Declare.
10319 * c-cppbuiltin.c (c_cpp_builtins): Use it.
10320 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
10321 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
10322 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
10324 2008-08-07 Joseph Myers <joseph@codesourcery.com>
10326 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
10327 movv2si_internal): Combine into mov<mode>_internal.
10328 (movv2si_internal_2): Remove.
10330 2008-08-07 Jan Hubicka <jh@suse.cz>
10333 * i386.md (single stringop patterns): Enable unconditionally.
10335 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
10338 * config/i386/emmintrin.h (_mm_move_epi64): Use __builtin_ia32_movq128.
10340 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
10341 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
10343 * config/i386/sse.md (sse2_movq128): New.
10345 * doc/extend.texi: Document __builtin_ia32_movq128.
10347 2008-08-07 Richard Guenther <rguenther@suse.de>
10349 PR middle-end/37042
10350 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
10351 pointers can access anything.
10353 2008-08-06 Jan Hubicka <jh@suse.cz>
10355 * optabs.c (emit_unop_insn): Break out to ...
10356 (maybe_emit_unop_insn): ... this one.
10357 (expand_sfix_optab): Use maybe variant.
10358 * optabs.h (maybe_emit_unop_insn): Declare.
10360 * i386.md (mov0 patterns): Enable by default.
10361 (FP conversion expanders): Disable expansion of code expanding
10362 sequences when instruction should be optimized for size.
10363 (single strinop patterns): Enable when optimizing for size.
10364 (string expanders): Disable expanding of code expanding sequences
10365 when optimizning instruction for size.
10366 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
10368 (ix86_fp_comparison_sahf_cost): Likewise.
10369 (ix86_expand_branch): Likewise.
10370 (ix86_expand_ashl_const): Likewise.
10371 (ix86_split_ashl): Likewise.
10372 (ix86_expand_strlen): Likewise.
10373 (ix86_emit_fp_unordered_jump): Likewie.
10375 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10377 * c-common.c: Fix typo.
10378 (c_common_reswords): Activate more C++ keyword warnings.
10380 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
10382 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10385 * diagnostic.c (permerror_at): New.
10386 * toplev.h (permerror_at): Declare.
10388 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
10389 Ira Rosen <irar@il.ibm.com>
10391 * tree-vect-transform.c (vect_model_simple_cost): Return
10392 immediately if stmt is pure SLP.
10393 (vect_model_store_cost): Ditto.
10394 (vect_model_load_cost): Ditto.
10395 (vectorizable_store): Remove PURE_SLP check before call
10396 to vect_model_store_cost.
10397 (vect_model_store_cost): When checking whether stmt describe
10398 strided access, add a check that it is not slp_node.
10400 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10403 * c-common.c (warn_for_sign_compare): New. Handle separately the
10404 case that 'constant' is zero.
10405 * c-typeck.c (build_binary_op): Move code to c-common.c
10407 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10409 * config/alpha/alpha.c (alpha_preferred_reload_class,
10410 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
10411 alpha_output_mi_thunk_osf): Avoid C++ keywords.
10412 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
10413 * config/arm/arm.md: Likewise.
10414 * config/avr/avr-protos.h (preferred_reload_class,
10415 test_hard_reg_class, avr_simplify_comparison_p,
10416 out_shift_with_cnt, class_max_nregs): Likewise.
10417 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
10418 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
10419 preferred_reload_class, test_hard_reg_class): Likewise.
10420 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
10421 bfin_memory_move_cost, bfin_secondary_reload,
10422 bfin_output_mi_thunk): Likewise.
10423 * config/crx/crx.c (crx_secondary_reload_class,
10424 crx_memory_move_cost): Likewise.
10425 * config/frv/frv-protos.h (frv_secondary_reload_class,
10426 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
10427 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
10428 frv_secondary_reload_class, frv_class_likely_spilled_p,
10429 frv_class_max_nregs): Likewise.
10430 * config/h8300/h8300.c (h8300_classify_operand,
10431 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
10433 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
10434 * config/ia64/ia64.c (ia64_preferred_reload_class,
10435 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
10436 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
10437 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
10439 * config/m68hc11/m68hc11.c (preferred_reload_class,
10440 m68hc11_memory_move_cost): Likewise.
10441 * config/mcore/mcore.c (mcore_secondary_reload_class,
10442 mcore_reload_class): Likewise.
10443 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
10444 mips_class_max_nregs, mips_cannot_change_mode_class,
10445 mips_preferred_reload_class, mips_secondary_reload_class,
10446 mips_output_mi_thunk): Likewise.
10447 * config/mmix/mmix.c (mmix_preferred_reload_class,
10448 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
10450 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
10452 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
10453 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
10454 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10455 * config/rs6000/rs6000.c (paired_expand_vector_init,
10456 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
10457 compare_section_name, rs6000_memory_move_cost): Likewise.
10458 * config/s390/s390.c (s390_emit_compare_and_swap,
10459 s390_preferred_reload_class, s390_secondary_reload,
10460 legitimize_pic_address, legitimize_tls_address,
10461 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
10462 s390_class_max_nregs): Likewise.
10463 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
10464 * config/s390/s390.md: Likewise.
10465 * config/score/score-protos.h (score_secondary_reload_class,
10466 score_preferred_reload_class): Likewise.
10467 * config/score/score.c (score_preferred_reload_class,
10468 score_secondary_reload_class): Likewise.
10469 * config/score/score3.c (score3_output_mi_thunk,
10470 score3_preferred_reload_class, score3_secondary_reload_class,
10471 score3_hard_regno_mode_ok): Likewise.
10472 * config/score/score3.h (score3_preferred_reload_class,
10473 score3_secondary_reload_class): Likewise.
10474 * config/score/score7.c (score7_output_mi_thunk,
10475 score7_preferred_reload_class, score7_secondary_reload_class,
10476 score7_hard_regno_mode_ok): Likewise.
10477 * config/score/score7.h (score7_preferred_reload_class,
10478 score7_secondary_reload_class): Likewise.
10479 * config/sh/sh.c (prepare_move_operands, output_far_jump,
10480 output_branchy_insn, add_constant, gen_block_redirect,
10481 sh_insn_length_adjustment, sh_cannot_change_mode_class,
10482 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload): Likewise.
10483 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
10484 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
10485 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
10486 xstormy16_preferred_reload_class): Likewise.
10487 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
10488 xtensa_expand_atomic, override_options,
10489 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
10491 * reorg.c (try_merge_delay_insns): Likewise.
10492 * tree.c (merge_dllimport_decl_attributes): Likewise.
10494 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
10496 2008-08-06 Michael Matz <matz@suse.de>
10498 * Makefile.in (write_entries_to_file): Quote words.
10499 * gengtype.c: (read_input_line): Skip over leading white-space.
10501 2008-08-06 Marc Gauthier <marc@tensilica.com>
10503 * config.gcc: Match more processor names for Xtensa.
10504 * configure.ac: Likewise.
10505 * doc/install.texi (Specific): Likewise.
10506 * configure: Regenerate.
10508 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10510 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
10511 * calls.c (avoid_likely_spilled_reg): Likewise.
10512 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
10513 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
10514 * config/i386/i386.c (ix86_expand_special_args_builtin,
10515 ix86_secondary_reload): Likewise.
10516 * except.c (struct eh_region, gen_eh_region_catch,
10517 remove_unreachable_regions, duplicate_eh_regions,
10518 assign_filter_values, build_post_landing_pads,
10519 sjlj_find_directly_reachable_regions, remove_eh_handler,
10520 reachable_next_level, foreach_reachable_handler,
10521 can_throw_internal_1, can_throw_external_1,
10522 collect_one_action_chain): Likewise.
10523 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
10524 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
10525 * function.c (update_temp_slot_address, instantiate_new_reg,
10526 instantiate_virtual_regs_in_rtx,
10527 instantiate_virtual_regs_in_insn): Likewise.
10528 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
10529 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
10530 gimplify_cleanup_point_expr): Likewise.
10531 * ipa-cp.c (ipcp_lattice_changed): Likewise.
10532 * passes.c (next_pass_1): Likewise.
10533 * print-tree.c (print_node_brief, print_node): Likewise.
10534 * profile.c (branch_prob): Likewise.
10535 * tree-dump.c (dump_register): Likewise.
10536 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
10538 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
10539 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
10540 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
10541 copy_arguments_for_versioning, copy_static_chain): Likewise.
10542 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
10543 add_new_name_mapping, register_new_name_mapping): Likewise.
10544 * tree-mudflap.c (mf_xform_derefs): Likewise.
10545 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
10546 get_init_expr, combine_chains): Likewise.
10547 * tree-pretty-print.c (dump_generic_node): Likewise.
10548 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
10549 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
10550 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
10551 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
10553 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10555 PR middle-end/37010
10556 * calls.c (expand_call): Use the biggest preferred stack
10559 2008-08-06 Michael Matz <matz@suse.de>
10562 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
10563 for reused reload, instead of overwriting them.
10565 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
10567 PR middle-end/37009
10568 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
10569 for incoming stack boundary.
10571 * function.c (assign_parm_find_entry_rtl): Update
10572 parm_stack_boundary.
10574 * function.h (rtl_data): Add parm_stack_boundary.
10576 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
10577 parm_stack_boundary for incoming stack boundary.
10579 2008-08-06 Joseph Myers <joseph@codesourcery.com>
10581 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
10582 for unrepresentable subregs or treat them as equal to other regs
10583 or subregs with the same register number.
10585 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
10587 PR middle-end/35432
10588 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
10591 2008-08-06 Jan Hubicka <jh@suse.cz>
10593 * predict.c (maybe_hot_frequency_p): When profile is absent, all
10594 frequencies might be hot.
10596 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
10598 * reload.c (find_reloads): Force constants into literal pool
10599 also if they are wrapped in a SUBREG.
10601 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10604 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
10605 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
10606 Don't allow predicated instructions for data speculation.
10607 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
10610 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10612 * haifa-sched.c (extend_global): Split to extend_global_data and
10613 extend_region_data. Update all uses.
10614 (extend_all): Rename to extend_block_data.
10616 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
10618 * sched-rgn.c (new_ready): Check if instruction can be
10619 speculatively scheduled before attempting speculation.
10620 (debug_rgn_dependencies): Remove wrongful assert.
10622 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10624 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
10626 2008-08-05 Bob Wilson <bob.wilson@acm.org>
10628 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
10629 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
10630 va_size, and type_size.
10632 2008-08-04 Jason Merrill <jason@redhat.com>
10635 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
10636 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
10638 2008-08-05 Richard Henderson <rth@redhat.com>
10640 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
10641 * configure: Rebuild.
10643 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10646 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
10647 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
10650 2008-08-05 Richard Henderson <rth@redhat.com>
10652 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
10653 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
10654 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
10655 * common.opt (fdwarf2-cfi-asm): New.
10656 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
10657 * config.in, configure: Rebuild.
10658 * dwarf2asm.c (dw2_asm_output_data_raw): New.
10659 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw):
10661 (dw2_force_const_mem): Externalize.
10662 * dwarf2asm.h: Update.
10663 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
10664 generate a real label.
10665 (output_cfi_directive): New.
10666 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
10667 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
10668 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
10670 (dwarf2out_end_epilogue): Emit .cfi_endproc.
10671 (output_loc_operands_raw, output_loc_sequence_raw): New.
10672 (output_cfa_loc_raw): New.
10674 2008-08-05 Paul Brook <paul@codesourcery.com>
10676 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
10677 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
10678 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
10679 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
10680 * config/arm/arm.h (TARGET_VFPD32): Define.
10681 (TARGET_VFP3): Use TARGET_VFPD32.
10682 (fputype): Add FPUTYPE_VFP3D16.
10683 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
10684 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
10685 * config/arm/arm-cores.def: Add cortex-r4f.
10686 * config/arm/arm-tune.md: Regenerate.
10688 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10690 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
10691 Reword some comments throughout the file.
10693 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
10694 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
10695 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of
10696 MFC_MIN_DMA_LIST_ELEMENTS.
10697 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of
10698 MFC_MAX_DMA_LIST_ELEMENTS.
10700 (MFC_START_ENABLE): Remove PPU-only define.
10701 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
10702 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
10704 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
10705 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
10706 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
10707 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
10708 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
10709 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
10710 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
10712 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
10713 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
10714 (mfc_sdcrt, mfc_sdcrtst): Likewise.
10715 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
10717 (spu_read_machine_status): Fix typo.
10719 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10721 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
10722 SUBREG of multi-word hard register.
10723 * config/spu/spu.c (valid_subreg): Likewise.
10724 (adjust_operand): Handle SUBREGs of multi-word hard registers.
10726 2008-08-04 Richard Guenther <rguenther@suse.de>
10728 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
10729 the candidate with the stripped base if that base is different
10730 from the original base even for offset zero.
10732 2008-08-04 Richard Guenther <rguenther@suse.de>
10734 PR middle-end/36691
10735 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
10736 check for no_overflow.
10738 2008-08-04 Richard Guenther <rguenther@suse.de>
10740 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
10742 2008-08-04 Paul Brook <paul@codesourcery.com>
10744 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
10745 (arm_order_regs_for_local_alloc): New function.
10746 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
10748 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
10750 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10753 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
10754 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
10755 (ix86_expand_epilogue): Likewise.
10757 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
10759 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
10762 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10764 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
10765 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
10766 (*movv2sf_internal_rex64): Ditto.
10768 2008-08-03 Jan Hubicka <jh@suse.cz>
10770 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
10771 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
10772 * expmed.c (expand_smod_pow2): Likewise.
10774 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
10777 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
10778 alternative 0 of operand 1.
10779 (*vec_concatv2di_rex64_sse): Ditto.
10780 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
10782 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
10783 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
10784 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
10785 (*movv2sf_internal_rex64): Ditto.
10787 2008-08-02 Richard Guenther <rguenther@suse.de>
10790 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
10791 (ssedoublesizemode): New mode attribute.
10792 (sse_shufps): Call gen_sse_shufps_v4sf.
10793 (sse_shufps_1): Macroize.
10794 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
10795 (sse2_shufpd_1): Macroize.
10796 (vec_extract_odd, vec_extract_even): New expanders.
10797 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
10798 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
10799 * i386.c (ix86_expand_vector_init_one_nonzero): Call
10800 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
10801 (ix86_expand_vector_set): Likewise.
10802 (ix86_expand_reduc_v4sf): Likewise.
10804 2008-08-01 Doug Kwan <dougkwan@google.com>
10806 * matrix-reorg.c: Re-enable all code.
10807 (struct malloc_call_data): Change CALL_STMT to gimple type.
10808 (collect_data_for_malloc_call): Tuplify.
10809 (struct access_site_info): Change STMT to gimple type.
10810 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
10811 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
10812 (struct free_info): Change STMT to gimple type.
10813 (struct matrix_access_phi_node): Change PHI to gimple type.
10814 (get_inner_of_cast_expr): Remove.
10815 (may_flatten_matrices_1): Tuplify.
10816 (may_flatten_matrices): Ditto.
10817 (mark_min_matrix_escape_level): Ditto.
10818 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
10819 (ssa_accessed_in_call_rhs): New
10820 (ssa_accessed_in_assign_rhs): New
10821 (record_access_alloc_site_info): Tuplify.
10822 (add_allocation_site): Ditto.
10823 (analyze_matrix_allocation_site): Ditto.
10824 (analyze_transpose): Ditto.
10825 (get_index_from_offset): Ditto.
10826 (update_type_size): Ditto.
10827 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
10828 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
10829 (analyze_accesses_for_phi_node): Tuplify.
10830 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
10831 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
10832 (analyze_matrix_accesses): Tuplify.
10833 (check_var_data): New call-back type for check_var_notmodified_p.
10834 (check_var_notmodified_p): Tuplify and use call-back struct to
10835 return statement found.
10836 (can_calculate_expr_before_stmt): Factor out statement related code
10838 (can_calculate_stmt_before_stmt): New.
10839 (check_allocation_function): Tuplify.
10840 (find_sites_in_func): Ditto.
10841 (record_all_accesses_in_func): Ditto.
10842 (transform_access_sites): Ditto.
10843 (transform_allocation_sites): Ditto.
10844 (matrix_reorg): Re-enable.
10845 (gate_matrix_reorg): Re-enable.
10847 2008-08-01 Jakub Jelinek <jakub@redhat.com>
10849 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
10850 for labels for which it hasn't been set yet. If it has been set,
10851 stop walking insns and continue with next worklist item.
10852 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
10853 if the only BARRIER is at the very end of a function.
10855 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10857 * cfgexpand.c (expand_stack_alignment): Assert that
10858 stack_realign_drap and drap_rtx must match.
10860 * function.c (instantiate_new_reg): If DRAP is used to realign
10861 stack, replace virtual_incoming_args_rtx with internal arg
10864 2008-08-01 Richard Guenther <rguenther@suse.de>
10866 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
10867 loop information only if we initialized it.
10868 (execute_pre): Call fini_pre with in_fre.
10869 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
10870 if we do not unroll because we hit max-completely-peeled-insns.
10871 Use our estimation for consistency, do allow shrinking.
10873 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
10875 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
10876 with MIN_STACK_BOUNDARY.
10877 (ix86_update_stack_boundary): Likewise.
10878 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
10881 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
10882 (MIN_STACK_BOUNDARY): This.
10884 2008-08-01 Richard Guenther <rguenther@suse.de>
10886 PR middle-end/36997
10887 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
10889 2008-08-01 Richard Guenther <rguenther@suse.de>
10891 PR tree-optimization/36988
10892 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
10893 do not matter if that doesn't change volatile qualification.
10895 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
10897 * configure.ac: Do not generate libada-mk. Do not subst
10898 host_cc_for_libada.
10899 * libada-mk.in: Remove.
10900 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
10901 * configure: Regenerate.
10903 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
10905 * tree-pass.h: Added comment about not dumping passes with name
10906 starting with star in struct opt_pass.
10907 * passes.c (register_dump_files_1): Don't do dump for a pass with
10908 name starting with star.
10909 * doc/passes.texi (Pass manager): Mention pass names and special
10910 meaning of star prefix to avoid dump.
10912 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
10914 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
10916 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
10917 (ISA_MIPS64R2): New macro.
10918 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
10919 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
10920 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
10921 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
10922 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
10923 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
10924 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
10925 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
10926 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
10927 Move up to keep list alphabetically sorted.
10928 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
10929 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
10931 * doc/invoke.texi (MIPS Options): Add -mips64r2.
10932 (-march=@var{arch}): Add mips64r2.
10934 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10936 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
10938 2008-07-31 Steve Ellcey <sje@cup.hp.com>
10940 * expr.c (expand_assignment): Check for complete type.
10942 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10945 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
10947 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
10948 for stack alignment.
10950 * function.h (rtl_data): Add stack_realign_tried. Update comments.
10952 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
10954 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
10955 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
10957 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10959 PR rtl-optimization/36419
10960 * dwarf2out.c (barrier_args_size): New variable.
10961 (compute_barrier_args_size, compute_barrier_args_size_1): New
10963 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
10964 if not called yet in the current function, use barrier_args_size
10965 array to find the new args_size value.
10966 (dwarf2out_frame_debug): Free and clear barrier_args_size.
10968 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10971 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
10974 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
10977 * dwarf2out.c (dwarf2out_args_size_adjust): New.
10978 (dwarf2out_stack_adjust): Use it.
10979 (dwarf2out_frame_debug_expr): Likewise.
10981 2008-07-31 Richard Guenther <rguenther@suse.de>
10983 PR tree-optimization/36978
10984 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
10985 the generated condition.
10987 2008-07-31 Richard Guenther <rguenther@suse.de>
10989 * passes.c (init_optimization_passes): Always call
10990 pass_early_warn_uninitialized.
10991 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
10992 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
10993 * doc/passes.texi (Warn for uninitialized variables): Adjust.
10995 2008-07-31 Jakub Jelinek <jakub@redhat.com>
10998 * builtins.c (maybe_emit_free_warning): New function.
10999 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
11000 maybe_emit_free_warning for BUILT_IN_FREE.
11003 * dwarf2out.c (get_context_die): New function.
11004 (force_decl_die, force_type_die): Use it.
11005 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
11006 returns NULL, force generation of DW_TAG_typedef and put that into
11009 PR preprocessor/36649
11010 * c-pch.c (c_common_read_pch): Save and restore
11011 line_table->trace_includes across PCH restore.
11013 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
11016 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
11018 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11021 * final.c (call_from_call_insn): Handle COND_EXEC.
11023 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11025 * builtins.c (std_gimplify_va_arg_expr): Replace
11026 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
11027 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11029 2008-07-30 Joey Ye <joey.ye@intel.com>
11030 H.J. Lu <hongjiu.lu@intel.com>
11032 * builtins.c (expand_builtin_setjmp_receiver): Replace
11033 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
11034 (expand_builtin_apply_args_1): Likewise.
11035 (expand_builtin_longjmp): Need DRAP for stack alignment.
11036 (expand_builtin_apply): Likewise.
11038 * caller-save.c (setup_save_areas): Call assign_stack_local_1
11039 instead of assign_stack_local to allow alignment reduction.
11041 * calls.c (emit_call_1): Need DRAP for stack alignment if
11043 (expand_call): Replace virtual_incoming_args_rtx with
11044 crtl->args.internal_arg_pointer.
11045 * stmt.c (expand_nl_goto_receiver): Likewise.
11047 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
11048 alignment and store to stack_alignment_estimated and
11049 max_used_stack_slot_alignment.
11050 (expand_one_var): Likewise.
11051 (expand_stack_alignment): New function.
11052 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
11053 and stack_alignment_estimated fields in rtl_data. Call
11054 expand_stack_alignment at end.
11056 * defaults.h (INCOMING_STACK_BOUNDARY): New.
11057 (MAX_STACK_ALIGNMENT): Likewise.
11058 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
11059 (SUPPORTS_STACK_ALIGNMENT): Likewise.
11061 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
11062 stack alignment when generating virtual registers.
11064 * function.c (assign_stack_local): Renamed to ...
11065 (assign_stack_local_1): This. Add a parameter to indicate
11066 if it is OK to reduce alignment.
11067 (assign_stack_local): Use it.
11068 (instantiate_new_reg): Instantiate virtual incoming args rtx
11069 to vDRAP if stack realignment and DRAP is needed.
11070 (assign_parms): Collect parameter/return type alignment and
11071 contribute to stack_alignment_estimated.
11072 (locate_and_pad_parm): Likewise.
11073 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
11074 with crtl->args.internal_arg_pointer.
11076 * function.h (rtl_data): Add new field drap_reg,
11077 max_used_stack_slot_alignment, stack_alignment_estimated,
11078 stack_realign_needed, need_drap, stack_realign_processed and
11079 stack_realign_finalized.
11080 (stack_realign_fp): New macro.
11081 (stack_realign_drap): Likewise.
11083 * global.c (compute_regsets): Frame pointer is needed when
11084 stack is realigned. Can eliminate frame pointer when stack is
11085 realigned and dynamic realigned argument pointer isn't used.
11087 * reload1.c (update_eliminables): Frame pointer is needed
11088 when stack is realigned.
11089 (init_elim_table): Can eliminate frame pointer when stack is
11090 realigned and dynamic realigned argument pointer isn't used.
11092 * rtl.h (assign_stack_local_1): Declare new funtion.
11094 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
11095 (TARGET_GET_DRAP_RTX): Likewise.
11096 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
11097 TARGET_GET_DRAP_RTX.
11099 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
11101 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
11102 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
11104 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
11105 H.J. Lu <hongjiu.lu@intel.com>
11107 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
11108 vdrap_reg, stack_realign and drap_reg_saved.
11109 (add_cfi): Don't allow redefining CFA when DRAP is used.
11110 (reg_save): Handle stack alignment.
11111 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
11112 alignment. Don't generate DWARF information for (set fp sp)
11114 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
11116 (int_loc_descriptor): Move prototype forward. Also define if
11117 DWARF2_UNWIND_INFO is true.
11118 (output_cfa_loc): Handle DW_CFA_expression.
11119 (build_cfa_aligned_loc): New.
11120 (based_loc_descr): Update assert for stack realign. For local
11121 variables, use sp+offset when stack is aligned without drap and
11122 fp+offset when stack is aligned with drap. For arguments, use
11123 cfa+offset when drap is used to align stack.
11125 2008-07-30 Joey Ye <joey.ye@intel.com>
11126 H.J. Lu <hongjiu.lu@intel.com>
11128 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
11130 (ix86_gen_andsp): New.
11131 (ix86_user_incoming_stack_boundary): Likewise.
11132 (ix86_default_incoming_stack_boundary): Likewise.
11133 (ix86_incoming_stack_boundary): Likewise.
11134 (ix86_can_eliminate): Likewise.
11135 (find_drap_reg): Likewise.
11136 (ix86_update_stack_boundary): Likewise.
11137 (ix86_get_drap_rtx): Likewise.
11138 (ix86_finalize_stack_realign_flags): Likewise.
11139 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
11140 (TARGET_GET_DRAP_RTX): Likewise.
11141 (override_options): Overide option value for new options.
11142 (ix86_function_ok_for_sibcall): Remove check for
11143 force_align_arg_pointer.
11144 (ix86_handle_cconv_attribute): Likewise.
11145 (ix86_function_regparm): Likewise.
11146 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
11147 (ix86_va_start): Replace virtual_incoming_args_rtx with
11148 crtl->args.internal_arg_pointer.
11149 (ix86_select_alt_pic_regnum): Check DRAP register.
11150 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
11151 (ix86_compute_frame_layout): Compute frame layout wrt stack
11153 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
11154 (ix86_expand_prologue): Decide if stack realignment is needed
11155 and generate prologue code accordingly.
11156 (ix86_expand_epilogue): Generate epilogue code wrt stack
11157 realignment is really needed or not.
11159 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
11160 (ABI_STACK_BOUNDARY): Likewise.
11161 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
11162 (STACK_REALIGN_DEFAULT): Likewise.
11163 (INCOMING_STACK_BOUNDARY): Likewise.
11164 (MAX_STACK_ALIGNMENT): Likewise.
11165 (ix86_incoming_stack_boundary): Likewise.
11166 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
11167 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
11168 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
11169 (machine_function): Remove force_align_arg_pointer.
11171 * config/i386/i386.md (BX_REG): New.
11172 (R13_REG): Likewise.
11174 * config/i386/i386.opt (mforce_drap): New.
11175 (mincoming-stack-boundary): Likewise.
11176 (mstackrealign): Add Init(-1).
11178 * config/i386/i386-protos.h (ix86_can_eliminate): New
11180 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
11182 * doc/extend.texi: Update force_align_arg_pointer.
11184 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
11187 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
11188 (INCOMING_STACK_BOUNDARY): Likewise.
11189 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
11190 (TARGET_GET_DRAP_RTX): Likewise.
11192 2008-07-30 Andreas Schwab <schwab@suse.de>
11194 PR rtl-optimization/36929
11195 * dse.c (replace_inc_dec): Use emit_insn_before instead of
11196 add_insn_before and fix argument order.
11197 (replace_inc_dec_mem): Handle NULL rtx.
11199 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
11201 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
11203 (arm_compute_initial_elimination_offset): Use it.
11204 (arm_compute_save_reg_mask): Include static chain save slot when
11205 calculating alignment.
11206 (arm_get_frame_offsets): Ditto.
11207 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
11208 that we can use to decrement the stack when the stack decrement
11209 could be too big for an immediate value in a single insn.
11210 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
11212 2008-07-30 Richard Guenther <rguenther@suse.de>
11214 PR tree-optimization/36967
11215 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
11216 Release defs of statements we remove.
11218 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11220 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
11221 instead of NULL_RTVEC.
11223 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
11227 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
11230 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
11232 * final.c (call_from_call_insn): New.
11233 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
11235 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
11237 * configure.ac: Substitute ADA_CFLAGS.
11238 * configure: Regenerate.
11239 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
11240 * Makefile.in: Remove mention of X_* variables.
11241 * config/pa/x-ada-hpux10: Remove.
11242 * config/pa/x-ada: Remove.
11244 * doc/fragments.texi: Update.
11246 2008-07-30 Olivier Hainque <hainque@adacore.com>
11248 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
11249 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
11250 __dso_handle explicitly here.
11252 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11255 * c-typeck.c (build_binary_op): Encapsulate code into...
11256 * c-common.c (shorten_binary_op): ...this new function.
11257 (conversion_warning): Use the new function. Handle non-negative
11258 constant in bitwise-and.
11259 * c-common.h (shorten_binary_op): Declare.
11261 2008-07-30 Olivier Hainque <hainque@adacore.com>
11263 * scan.c (make_sstring_space): Add explicit conversions of
11264 allocator's return value.
11265 * fix-header.c (recognized_function): Likewise.
11267 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11269 * doc/cpp.texi: Update to GFDL 1.2.
11270 * doc/gcc.texi: Do not list GPL as Invariant Section.
11271 * doc/gccint.texi: Likewise. Update copyright years.
11272 * doc/install.texi: Update copyright years.
11274 2008-07-30 Alan Modra <amodra@bigpond.net.au>
11277 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
11278 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
11280 2008-07-29 Jan Hubicka <jh@suse.cz>
11282 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
11283 (grokdeclarator): Likewise.
11284 * langhooks.c (lhd_warn_unused_global_decl): Use
11285 DECL_DECLARED_INLINE_P.
11286 * print-tree.c (print_node): Remove DECL_INLINE check.
11288 2008-07-29 Richard Guenther <rguenther@suse.de>
11290 PR tree-optimization/36945
11291 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
11292 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
11293 Record invariant addresses un-decomposed.
11294 (copy_reference_ops_from_call): Record reference call
11295 arguments properly. Simplify.
11296 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
11297 helper split out from ...
11298 (create_component_ref_by_pieces): ... here. Simplify.
11299 Prepare for recursive invocation for call arguments.
11300 (create_expression_by_pieces): Adjust call to
11301 create_component_ref_by_pieces.
11302 (compute_avail): Process operand 2 of reference ops.
11304 2008-07-29 Richard Guenther <rguenther@suse.de>
11306 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
11308 2008-07-29 Jakub Jelinek <jakub@redhat.com>
11310 * c-format.c (check_format_types): Revert unwanted checkin.
11312 2008-07-29 Jan Hubicka <jh@suse.cz>
11314 * flags.h (flag_really_no_inline): Remove.
11315 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
11316 * toplev.c (flag_really_no_inline): Remove.
11317 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
11318 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
11319 (cgraph_decide_inlining_incrementally): Likewise.
11320 (compute_inline_parameters): Likewise.
11321 * opts.c (decode_options): Simplify.
11322 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
11323 * common.opt (finline): Initialize to 1.
11324 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
11326 2008-07-29 Jan Hubicka <jh@suse.cz>
11328 * predict.c (always_optimize_for_size_p): New function.
11329 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11330 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11331 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
11333 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
11334 * function.c (prepare_function_start): Set default profile.
11335 * function.h (rtl_data): Add maybe_hot_insn_p.
11336 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
11337 (construct_exit_block): Likewise.
11338 (tree_expand_cfg): Likewise.
11340 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
11341 optimize_edge_for_size_p, optimize_edge_for_speed_p,
11342 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
11343 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
11346 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11349 * c-decl.c (merge_decls): Merge USED flags.
11351 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
11353 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
11354 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
11355 next_stack, lab_false and lab_over trees.
11357 2008-07-28 Richard Guenther <rguenther@suse.de>
11359 PR tree-optimization/36957
11360 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
11361 (useless_type_conversion_p): Remove.
11362 (types_compatible_p): Remove.
11363 * gimple.h (tree_ssa_useless_type_conversion): Declare.
11364 (useless_type_conversion_p): Declare.
11365 (types_compatible_p): Declare.
11366 (gimple_expr_type): Return the base type only if it is
11367 trivially convertible to the subtype.
11369 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
11371 * configure.ac: Use the m4_do macro to concatenate the warnings into
11372 one string in ACX_PROG_CC_WARNING_OPTS,
11373 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and
11374 ACX_PROG_CC_WARNINGS_ARE_ERRORS.
11375 * configure: Regenerate.
11377 2008-07-28 Richard Guenther <rguenther@suse.de>
11379 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
11380 (insert_fake_stores): Remove.
11381 (realify_fake_stores): Likewise.
11382 (execute_pre): Remove dead code.
11383 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
11384 (find_func_aliases): Deal with it here instead.
11385 Re-enable gcc_unreachable call.
11387 2008-07-28 Richard Guenther <rguenther@suse.de>
11389 Merge from gimple-tuples-branch.
11391 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
11392 * gimple.def: New file.
11393 * gsstruct.def: Likewise.
11394 * gimple-iterator.c: Likewise.
11395 * gimple-pretty-print.c: Likewise.
11396 * tree-gimple.c: Removed. Merged into ...
11397 * gimple.c: ... here. New file.
11398 * tree-gimple.h: Removed. Merged into ...
11399 * gimple.h: ... here. New file.
11401 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
11402 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
11403 --enable-checking=gimple flag.
11404 * config.in: Likewise.
11405 * configure: Regenerated.
11407 * tree-ssa-operands.h: Tuplified.
11408 * tree-vrp.c: Likewise.
11409 * tree-loop-linear.c: Likewise.
11410 * tree-into-ssa.c: Likewise.
11411 * tree-ssa-loop-im.c: Likewise.
11412 * tree-dump.c: Likewise.
11413 * tree-complex.c: Likewise.
11414 * cgraphbuild.c: Likewise.
11415 * tree-ssa-threadupdate.c: Likewise.
11416 * tree-ssa-loop-niter.c: Likewise.
11417 * tree-pretty-print.c: Likewise.
11418 * tracer.c: Likewise.
11419 * gengtype.c: Likewise.
11420 * tree-loop-distribution.c: Likewise.
11421 * tree-ssa-loop-unswitch.c: Likewise.
11422 * cgraph.c: Likewise.
11423 * cgraph.h: Likewise.
11424 * tree-ssa-loop-manip.c: Likewise.
11425 * value-prof.c: Likewise.
11426 * tree-ssa-loop-ch.c: Likewise.
11427 * tree-tailcall.c: Likewise.
11428 * value-prof.h: Likewise.
11429 * tree.c: Likewise.
11430 * tree.h: Likewise.
11431 * tree-pass.h: Likewise.
11432 * ipa-cp.c: Likewise.
11433 * tree-scalar-evolution.c: Likewise.
11434 * tree-scalar-evolution.h: Likewise.
11435 * target.h: Likewise.
11436 * lambda-mat.c: Likewise.
11437 * tree-phinodes.c: Likewise.
11438 * diagnostic.h: Likewise.
11439 * builtins.c: Likewise.
11440 * tree-ssa-alias-warnings.c: Likewise.
11441 * cfghooks.c: Likewise.
11442 * fold-const.c: Likewise.
11443 * cfghooks.h: Likewise.
11444 * omp-low.c: Likewise.
11445 * tree-ssa-dse.c: Likewise.
11446 * ipa-reference.c: Likewise.
11447 * tree-ssa-uncprop.c: Likewise.
11448 * toplev.c: Likewise.
11449 * tree-gimple.c: Likewise.
11450 * tree-gimple.h: Likewise.
11451 * tree-chrec.c: Likewise.
11452 * tree-chrec.h: Likewise.
11453 * tree-ssa-sccvn.c: Likewise.
11454 * tree-ssa-sccvn.h: Likewise.
11455 * cgraphunit.c: Likewise.
11456 * tree-ssa-copyrename.c: Likewise.
11457 * tree-ssa-ccp.c: Likewise.
11458 * tree-ssa-loop-ivopts.c: Likewise.
11459 * tree-nomudflap.c: Likewise.
11460 * tree-call-cdce.c: Likewise.
11461 * ipa-pure-const.c: Likewise.
11462 * c-format.c: Likewise.
11463 * tree-stdarg.c: Likewise.
11464 * tree-ssa-math-opts.c: Likewise.
11465 * tree-ssa-dom.c: Likewise.
11466 * tree-nrv.c: Likewise.
11467 * tree-ssa-propagate.c: Likewise.
11468 * ipa-utils.c: Likewise.
11469 * tree-ssa-propagate.h: Likewise.
11470 * tree-ssa-alias.c: Likewise.
11471 * gimple-low.c: Likewise.
11472 * tree-ssa-sink.c: Likewise.
11473 * ipa-inline.c: Likewise.
11474 * c-semantics.c: Likewise.
11475 * dwarf2out.c: Likewise.
11476 * expr.c: Likewise.
11477 * tree-ssa-loop-ivcanon.c: Likewise.
11478 * predict.c: Likewise.
11479 * tree-ssa-loop.c: Likewise.
11480 * tree-parloops.c: Likewise.
11481 * tree-ssa-address.c: Likewise.
11482 * tree-ssa-ifcombine.c: Likewise.
11483 * matrix-reorg.c: Likewise.
11484 * c-decl.c: Likewise.
11485 * tree-eh.c: Likewise.
11486 * c-pretty-print.c: Likewise.
11487 * lambda-trans.c: Likewise.
11488 * function.c: Likewise.
11489 * langhooks.c: Likewise.
11490 * ebitmap.h: Likewise.
11491 * tree-vectorizer.c: Likewise.
11492 * function.h: Likewise.
11493 * langhooks.h: Likewise.
11494 * tree-vectorizer.h: Likewise.
11495 * ipa-type-escape.c: Likewise.
11496 * ipa-type-escape.h: Likewise.
11497 * domwalk.c: Likewise.
11498 * tree-if-conv.c: Likewise.
11499 * profile.c: Likewise.
11500 * domwalk.h: Likewise.
11501 * tree-data-ref.c: Likewise.
11502 * tree-data-ref.h: Likewise.
11503 * tree-flow-inline.h: Likewise.
11504 * tree-affine.c: Likewise.
11505 * tree-vect-analyze.c: Likewise.
11506 * c-typeck.c: Likewise.
11507 * gimplify.c: Likewise.
11508 * coretypes.h: Likewise.
11509 * tree-ssa-phiopt.c: Likewise.
11510 * calls.c: Likewise.
11511 * tree-ssa-coalesce.c: Likewise.
11512 * tree.def: Likewise.
11513 * tree-dfa.c: Likewise.
11514 * except.c: Likewise.
11515 * except.h: Likewise.
11516 * cfgexpand.c: Likewise.
11517 * tree-cfgcleanup.c: Likewise.
11518 * tree-ssa-pre.c: Likewise.
11519 * tree-ssa-live.c: Likewise.
11520 * tree-sra.c: Likewise.
11521 * tree-ssa-live.h: Likewise.
11522 * tree-predcom.c: Likewise.
11523 * lambda.h: Likewise.
11524 * tree-mudflap.c: Likewise.
11525 * ipa-prop.c: Likewise.
11526 * print-tree.c: Likewise.
11527 * tree-ssa-copy.c: Likewise.
11528 * ipa-prop.h: Likewise.
11529 * tree-ssa-forwprop.c: Likewise.
11530 * ggc-page.c: Likewise.
11531 * c-omp.c: Likewise.
11532 * tree-ssa-dce.c: Likewise.
11533 * tree-vect-patterns.c: Likewise.
11534 * tree-ssa-ter.c: Likewise.
11535 * tree-nested.c: Likewise.
11536 * tree-ssa.c: Likewise.
11537 * lambda-code.c: Likewise.
11538 * tree-ssa-loop-prefetch.c: Likewise.
11539 * tree-inline.c: Likewise.
11540 * tree-inline.h: Likewise.
11541 * tree-iterator.c: Likewise.
11542 * tree-optimize.c: Likewise.
11543 * tree-ssa-phiprop.c: Likewise.
11544 * tree-vect-transform.c: Likewise.
11545 * tree-object-size.c: Likewise.
11546 * tree-outof-ssa.c: Likewise.
11547 * cfgloop.c: Likewise.
11548 * system.h: Likewise.
11549 * tree-profile.c: Likewise.
11550 * cfgloop.h: Likewise.
11551 * c-gimplify.c: Likewise.
11552 * c-common.c: Likewise.
11553 * tree-vect-generic.c: Likewise.
11554 * tree-flow.h: Likewise.
11555 * c-common.h: Likewise.
11556 * basic-block.h: Likewise.
11557 * tree-ssa-structalias.c: Likewise.
11558 * tree-switch-conversion.c: Likewise.
11559 * tree-ssa-structalias.h: Likewise.
11560 * tree-cfg.c: Likewise.
11561 * passes.c: Likewise.
11562 * ipa-struct-reorg.c: Likewise.
11563 * ipa-struct-reorg.h: Likewise.
11564 * tree-ssa-reassoc.c: Likewise.
11565 * cfgrtl.c: Likewise.
11566 * varpool.c: Likewise.
11567 * stmt.c: Likewise.
11568 * tree-ssanames.c: Likewise.
11569 * tree-ssa-threadedge.c: Likewise.
11570 * langhooks-def.h: Likewise.
11571 * tree-ssa-operands.c: Likewise.
11572 * config/alpha/alpha.c: Likewise.
11573 * config/frv/frv.c: Likewise.
11574 * config/s390/s390.c: Likewise.
11575 * config/m32c/m32c.c: Likewise.
11576 * config/m32c/m32c-protos.h: Likewise.
11577 * config/spu/spu.c: Likewise.
11578 * config/sparc/sparc.c: Likewise.
11579 * config/i386/i386.c: Likewise.
11580 * config/sh/sh.c: Likewise.
11581 * config/xtensa/xtensa.c: Likewise.
11582 * config/stormy16/stormy16.c: Likewise.
11583 * config/ia64/ia64.c: Likewise.
11584 * config/rs6000/rs6000.c: Likewise.
11585 * config/pa/pa.c: Likewise.
11586 * config/mips/mips.c: Likewise.
11588 2008-07-28 Simon Baldwin <simonb@google.com>
11590 * c-pragma.c (handle_pragma_message): New function.
11591 (init_pragma): Register handle_pragma_message.
11592 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
11595 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
11597 PR tree-optimization/35252
11598 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
11599 REALPART_EXPR to be considered as same load operation.
11601 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
11603 PR tree-optimization/36830
11604 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
11605 (expressions_equal_p): Return false if only one operand is null.
11607 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
11609 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
11610 version requirements.
11612 2008-07-26 Olivier Hainque <hainque@adacore.com>
11614 * collect2.c (symkind): New enum. Symbol kinds we care about.
11615 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
11616 code and head comment accordingly.
11617 (scan_prog_file): Use symkind names instead of bare integers.
11619 2008-07-25 Jan Hubicka <jh@suse.cz>
11621 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
11623 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
11624 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
11625 * dojump.c (clear_pending_stack_adjust): Likewise.
11626 * print-tree.c (print_node): Ignore DECL_INLINE.
11627 * tree-inline.c (inlinable_function_p): Likewise.
11629 2008-07-25 Michael Meissner <gnu@the-meissners.org>
11631 * doc/extend.texi (hot attribute): Document that the hot attribute
11632 turns on -O3 for some ports.
11633 (cold attribute): Document that the cold attribute turns on -Os
11636 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
11637 reflect function specific option support.
11639 * target.h (struct target_option_hooks): Add fields to say whether
11640 the cold attribute implies -Os and the hot attribute implies -O3.
11642 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
11643 By default, do not turn on -Os for cold functions.
11644 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
11645 not turn on -O3 for hot functions.
11647 * c-common.c (handle_hot_attribute): Use target hook to determine
11648 if hot functions should enable -O3.
11649 (handle_cold_attribute): Use target hook to determine if cold
11650 functions should enable -Os.
11652 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
11653 (override_options): Move disable scheduling to
11654 optimization_options.
11655 (optimization_options): Disable scheduling here, not
11657 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11658 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11660 * config/ia64/ia64.c (ia64_override_options): Move setting
11661 scheduling flags to ia64_optimization_options.
11662 (ia64_optimization_options): Disable scheduling options here, and
11663 not in ia64_override_options.
11664 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11665 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
11667 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
11670 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
11672 2008-07-25 Martin Jambor <mjambor@suse.cz>
11674 PR tree-optimization/36926
11675 * ipa-prop.c (ipa_analyze_call_uses): Call
11676 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
11678 2008-07-25 Joseph Myers <joseph@codesourcery.com>
11680 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
11681 movv2si_internal): Add mem = reg alternative.
11683 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
11686 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
11687 DEFAULT_PCC_STRUCT_RETURN to 127.
11689 2008-07-24 Jan Hubicka <jh@suse.cz>
11691 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
11692 (build_cgraph_edges): Likewise.
11693 * cgraph.c (cgraph_node): Do not update assembler hash.
11694 (cgraph_remove_node): Drop non-unit-at-a-time code.
11695 * tree-pass.h (pass_O0_always_inline): Remove.
11696 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
11697 * toplev.c (process_options): Flag unit-at-a-time does not imply
11698 no section anchors.
11699 * cgraphunit.c: Update comments.
11700 (decide_is_function_needed): Drop non-unit-at-a-time mode.
11701 (cgraph_assemble_pending_functions): Remove.
11702 (cgraph_reset_node): Drop non-unit-at-a-time code.
11703 (cgraph_finalize_function): Likewise.
11704 (cgraph_analyze_function): Likewise.
11705 (cgraph_finalize_compilation_unit): Likewise.
11706 (cgraph_expand_function): Likewise.
11707 (cgraph_optimize): Likesise.
11708 (save_inline_function_body): Likewise.
11709 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
11710 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
11711 * ipa-inline.c: Update comments.
11712 (enum inlining_mode): remove INLINE_SPEED.
11713 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
11714 (cgraph_mark_inline_edge): Likewise.
11715 (try_inline): Likewise.
11716 (cgraph_decide_inlining_incrementally): Likewise.
11717 (cgraph_gate_inlining): Remove.
11718 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
11719 (cgraph_gate_early_inlining): Likewise.
11720 (gate_inline_passes): Remove.
11721 (pass_inline_parameters, pass_ipa_inline): Remove gates.
11722 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
11723 pass_O0_always_inline): Remove.
11724 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
11725 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
11726 * opts.c (no_unit_at_a_time_default): Remove.
11727 (decode_options): Remove flag_unit_at_a_time reset and warning.
11728 * opts.h (no_unit_at_a_time_default): Remove.
11729 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
11730 early in GNU dialect.
11731 (merge_decls): Update comment; drop unit-at-a-time check.
11732 (finish_decl): Likewise.
11733 (grok_declaration): Remove flag_inline_trees code.
11734 (finish_functions): Return on function returning non-void on all
11736 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
11737 * cfgexpand.c (expand_one_static_var): Remove.
11738 (expand_one_var): Remove expand_one_static_var call.
11739 (expand_used_vars_for_block): Remove flag_unit_a_time check.
11740 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
11741 and flag_unit_at_a-time compatibility checks.
11742 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
11743 * tree-inline.c (flag_inline_trees): Remove.
11744 (inlinable_function_p): Don't check it.
11745 (expand_call_inline): Remove non-unit-at-a-time code.
11746 * tree-inline.h (flag_inline_trees): Remove.
11747 * tree-optimize.c (execute_early_local_optimizations): Remove
11748 unit-at-a-time checks.
11749 (tree_rest_of_compilation): Likewise.
11750 * combine.c (setup_incoming_promotions): Likewise.
11751 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
11752 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
11753 * passes.c (pass_inline_parameters): Update comments; remove
11754 O0_alwaysinline pass.
11755 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
11756 (execute_one_pass): Likewise.
11757 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
11758 (ix86_function_sseregparm): Likewise.
11759 * arm.c (arm_function_in_section_p): Likewise.
11760 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
11761 * varpool.c: Update comments.
11762 (decide_is_variable_needed): Remove unit-at-a-time checks.
11763 (varpool_finalize_decl): Likewise.
11765 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
11767 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
11768 to 2 instead of -1.
11769 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
11771 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
11773 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
11774 imp symbol extension.
11776 2008-07-23 Ian Lance Taylor <iant@google.com>
11778 * tree-vrp.c (infer_value_range): Ignore asm statements when
11779 looking for memory accesses for -fdelete-null-pointer-checks.
11781 2008-07-24 Ben Elliston <bje@au.ibm.com>
11783 * config/spu/spu-c.c (__vector_keyword): New variable.
11784 (vector_keyword): Likewise.
11785 (spu_categorize_keyword): New function.
11786 (spu_macro_to_expand): Likewise.
11787 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
11788 compiling an ISO C dialect.
11790 2008-07-24 Ben Elliston <bje@au.ibm.com>
11792 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
11793 conventional usage.
11795 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
11797 * configure: Regenerate.
11798 * configure.ac: Require texinfo 4.7.
11799 * doc/install.texi: Document texinfo 4.7 requirement.
11801 2008-07-23 Martin Jambor <mjambor@suse.cz>
11803 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
11804 rather than for DECL_SAVED_TREE.
11805 * ipa-prop.c: Include diagnostic.h.
11806 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
11808 (ipa_detect_param_modifications): Function rewritten from scratch.
11809 (ipa_compute_jump_functions): Changed accesses to modification flags.
11810 (ipa_free_node_params_substructures): Update flags destruction.
11811 (ipa_node_duplication_hook): Update flags duplication.
11812 (ipa_print_all_params_modified): Updated flag access.
11813 * ipa-prop.h (struct ipa_param_flags): New structure.
11814 (struct ipa_node_params): New field modification_analysis_done,
11815 modified_flags changed into param_flags.
11816 (ipa_is_ith_param_modified): Changed to use new flags.
11817 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
11819 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
11820 ipa-cp.c and split into two functions.
11821 (ipa_print_node_jump_functions): New function.
11822 (compute_scalar_jump_functions): New function.
11823 (type_like_member_ptr_p): New function.
11824 (compute_pass_through_member_ptrs): New function.
11825 (fill_member_ptr_cst_jump_function): New function.
11826 (determine_cst_member_ptr): New function.
11827 (compute_cst_member_ptr_arguments): New function.
11828 (ipa_compute_jump_functions): Complete rewrite.
11829 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
11830 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
11831 (struct ipa_member_ptr_cst): New structure.
11832 (union jump_func_value): New field member_cst.
11833 * ipa-cp.c (ipcp_lat_is_insertable): New function.
11834 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
11835 jump function types.
11836 (ipcp_print_all_lattices): Slight fprintf rearrangement.
11837 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
11838 instead of ipcp_print_all_jump_functions.
11839 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
11840 only for replacable scalars.
11842 * doc/invoke.texi (Optimize options): Add description of
11843 -findirect-inlining.
11844 * common.opt (flag_indirect_inlining): New flag.
11845 * opts.c (decode_options): Set flag_indirect_inlining when
11848 * ipa-inline.c: Include ipa-prop.h.
11849 (inline_indirect_intraprocedural_analysis): New function.
11850 (inline_generate_summary): Allocate parameter and argument info
11851 structures, call inline_indirect_intraprocedural_analysis on each
11852 node when doing indirect inlining and deallocate indirect inlining
11853 data structures in the end.
11854 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
11855 (free_all_ipa_structures_after_iinln): New function.
11856 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
11858 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
11860 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
11861 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11862 of computing the frequency separately.
11863 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
11864 of computing the frequency separately.
11865 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
11866 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
11867 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
11868 (ipa_get_stmt_member_ptr_load_param): New function.
11869 (ipa_is_ssa_with_stmt_def): New function.
11870 (ipa_note_param_call): New function.
11871 (ipa_analyze_call_uses): New function.
11872 (ipa_analyze_stmt_uses): New function.
11873 (ipa_analyze_params_uses): New function.
11874 (ipa_free_node_params_substructures): Also free the param_calls linked
11876 (ipa_node_duplication_hook): Also duplicate the param_calls
11878 (ipa_print_node_param_flags): New function.
11879 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
11880 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
11881 * ipa-prop.h (struct ipa_param_flags): New field called.
11882 (struct ipa_param_call_note): New structure.
11883 (struct ipa_node_params): New fields param_calls and
11884 uses_analysis_done.
11885 (ipa_is_ith_param_called): New function.
11886 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
11887 ipa_analyze_params_uses and dump parameter flags.
11889 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
11890 ipa_propagate_indirect_call_infos if performing indirect inlining,
11891 pass a new parameter new_edges to it.
11892 (add_new_edges_to_heap): New fucntion.
11893 (cgraph_decide_inlining_of_small_functions): New vector
11894 new_indirect_edges for newly found indirect edges , call
11895 ipa_propagate_indirect_call_infos after inlining.
11896 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
11897 inlining if performing indirect inlining. Call
11898 free_all_ipa_structures_after_iinln when doing so too.
11899 (inline_generate_summary): Do not call
11900 free_all_ipa_structures_after_iinln here.
11901 * ipa-prop.c (update_jump_functions_after_inlining): New function.
11902 (print_edge_addition_message): New function.
11903 (update_call_notes_after_inlining): New function.
11904 (propagate_info_to_inlined_callees): New function.
11905 (ipa_propagate_indirect_call_infos): New function.
11906 * ipa-prop.h: Include cgraph.h
11907 (struct ipa_param_call_note): Fields reordered, new field processed.
11908 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
11909 flag indirect_call.
11910 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
11911 rediscovered call statements.
11912 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
11913 (dump_cgraph_node): Dump also the indirect_call flag.
11914 (cgraph_clone_edge): Copy also the indirect_call flag.
11915 * tree-inline.c (copy_bb): Do not check for fndecls from call
11916 expressions, check for edge availability when moving clones.
11917 (get_indirect_callee_fndecl): New function.
11918 (expand_call_inline): If callee declaration is not apprent from
11919 the statement, try calling get_indirect_callee_fndecl. Do not
11920 issue warnings or call sorry when not inlinings an indirect edge.
11921 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
11923 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
11924 bit more frandly to matching.
11925 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
11926 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
11927 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
11929 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11932 * opth-gen.awk: Suppress function specific features when building
11934 * optc-gen.awk: Ditto.
11936 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11939 * diagnostic.c (pedwarn): Add opt parameter.
11941 * c-tree.h (pedwarn_init): Add opt parameter.
11942 (pedwarn_c90): Likewise.
11943 (pedwarn_c99): Likewise.
11944 * c-errors.c (pedwarn_c99): Likewise.
11945 (pedwarn_c90): Likewise.
11946 * toplev.h (pedwarn): Update declaration.
11947 (pedwarn0): Declare.
11948 * c-lex.c: All calls to pedwarn changed.
11949 * builtins.c: All calls to pedwarn changed.
11950 * toplev.c: All calls to pedwarn changed.
11951 * c-decl.c: All calls to pedwarn changed.
11952 * c-typeck.c: All calls to pedwarn changed.
11953 * c-common.c: All calls to pedwarn changed.
11954 * c-parser.c: All calls to pedwarn changed.
11956 2008-07-23 Michael Meissner <gnu@the-meissners.org>
11957 Karthik Kumar <karthikkumar@gmail.com>
11959 * attribs.c (file scope): Include c-common.h.
11960 (decl_attributes): Add support for #pragma GCC optimize and
11961 #pragma GCC option.
11963 * targhooks.c (default_can_inline_p): New function that is the
11964 default for the TARGET_CAN_INLINE_P target hook.
11966 * targhooks.h (default_can_inline_p): Add declaration.
11968 * tree.c (cl_optimization_node): New static tree for building
11969 OPTIMIZATION_NODE tree.
11970 (cl_target_option_node): New static tree for building
11971 TARGET_OPTION_NODE tree.
11972 (cl_option_hash_table): New hash table for hashing
11973 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11974 (cl_option_hash_hash): New function to provide the hash value for
11975 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11976 (cl_option_hash_eq): New function to provide an equality test for
11977 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
11978 (tree_code_size): Add support for OPTIMIZATION_NODE and
11979 TARGET_OPTION_NODE trees.
11980 (tree_code_structure): Add support for OPTIMIZATION_NODE and
11981 TARGET_OPTION_NODE trees.
11982 (build_optimization_node): Build a tree that has all of the
11983 current optimization options.
11984 (build_target_option_node): Build a tree that has the target
11985 options that might be changed on a per function basis.
11987 * tree.h (file scope): Include options.h.
11988 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
11989 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
11990 (TREE_OPTIMIZATION): Ditto.
11991 (TREE_TARGET_SPECIFIC): Ditto.
11992 (struct tree_function_decl): Add fields for remembering the
11993 current optimization options and target specific options.
11994 (struct tree_optimization_option): New tree variant that remembers
11995 the optimization options.
11996 (struct tree_target_option): New tree variant that remembers the
11997 target specific flags that might change for compiling a particular
11999 (union tree_node): Include tree_optimization_option and
12000 tree_target_option fields.
12001 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
12002 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
12003 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
12004 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
12005 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
12006 optimization and target options.
12007 (optimization_default_node): New macro to refer to global_trees
12009 (optimization_current_node): Ditto.
12010 (optimization_cold_node): Ditto.
12011 (optimization_hot_node): Ditto.
12012 (target_option_default_node): Ditto.
12013 (target_option_current_node): Ditto.
12014 (current_option_pragma): Ditto.
12015 (current_optimize_pragma): Ditto.
12017 * target.h (struct gcc_target): Add valid_option_attribute_p,
12018 target_option_save, target_option_restore, target_option_print,
12019 target_option_pragma_parse, and can_inline_p hooks.
12021 * toplev.h (parse_optimize_options): Add declaration.
12022 (fast_math_flags_struct_set_p): Ditto.
12024 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
12025 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
12028 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
12029 tree_can_inline_p hook to see if one function can inline another.
12030 (cgraph_decide_inlining): Ditto.
12031 (cgraph_decide_inlining_incrementally): Ditto.
12033 * opts.c (decode_options): Add support for running multiple times
12034 to allow functions with different target or optimization options
12035 than was specified on the command line.
12036 (fast_math_flags_struct_set_p): New function that is similar to
12037 fast_math_flags_set_p, except it uses the values in the
12038 cl_optimization structure instead of global variables.
12040 * optc-gen.awk: Add support for TargetSave to allow a back end to
12041 declare new fields that need to be saved when using function
12042 specific options. Include flags.h and target.h in the options.c
12043 source. Add support for Save to indicate which options can be set
12044 for individual functions. Generate cl_optimize_save,
12045 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
12046 cl_target_option_restore, cl_target_option_print functions to
12047 allow functions to use different optimization or target options.
12049 * opt-functions.awk (var_type_struct): Return the type used for
12050 storing the field in a structure.
12052 * opth-gen.awk: Add support for TargetSave to allow a back end to
12053 declare new fields that need to be saved when using function
12054 specific options. Add support for Save to indicate which options
12055 can be set for individual functions. Only generate one extern for
12056 Mask fields. Generate cl_optimization and cl_target_option
12057 structures to remember optimization and target options.
12059 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
12060 collecting new tree nodes.
12061 (TS_TARGET_OPTION): Ditto.
12063 * c-decl.c (merge_decls): Merge function specific target and
12064 optimization options.
12066 * function.c (invoke_set_current_function_hook): If the function
12067 uses different optimization options, change the global variables
12070 * coretypes.h (struct cl_optimization): Add forward reference.
12071 (struct cl_target_option): Ditto.
12073 * c-pragma.c (option_stack): New static vector to remember the
12074 current #pragma GCC option stack.
12075 (handle_pragma_option): New function to support #pragma GCC option
12076 to change target options.
12077 (optimize_stack): New static vector to remember the current
12078 #pragma GCC optimize stack.
12079 (handle_pragma_optimize): New function to support #pragma GCC
12080 optimize to change optimization options.
12081 (init_pragma): Add support for #pragma GCC optimize and #pragma
12084 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
12085 optimization options.
12086 (TARGET_OPTION_NODE): New tree code for remembering certain target
12089 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
12090 TARGET_OPTION_NODE trees.
12092 * common.opt (-O): Add Optimization flag.
12094 (-fmath-errno): Ditto.
12095 (-falign-functions): Add UInteger flag to make sure flag gets full
12096 int in cl_optimization structure.
12097 (-falign-jumps): Ditto.
12098 (-falign-labels): Ditto.
12099 (-falign-loops): Ditto.
12100 (-fsched-stalled-insns): Ditto.
12101 (-fsched-stalled-insns-dep): Ditto.
12103 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
12105 (TARGET_OPTION_SAVE): Ditto.
12106 (TARGET_OPTION_RESTORE): Ditto.
12107 (TARGET_OPTION_PRINT): Ditto.
12108 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12109 (TARGET_CAN_INLINE_P): Ditto.
12110 (TARGET_INITIALIZER): Add new hooks.
12112 * tree-inline.c (tree_can_inline_p): New function to determine
12113 whether one function can inline another. Check if the functions
12114 use compatible optimization options, and also call the backend
12117 * tree-inline.h (tree_can_inline_p): Add declaration.
12119 * c-common.c (c_common_attribute): Add support for option and
12120 optimize attributes.
12121 (handle_option_attribute): Add support for the option attribute to
12122 allow the user to specify different target options for compiling a
12124 (handle_optimize_attribute): Add support for the optimize
12125 attribute to allow the user to specify different optimization
12126 options for compiling a specific function.
12127 (handle_hot_attribute): Turn on -O3 optimization for this one
12128 function if it isn't the default optimization level.
12129 (handle_cold_attribute): Turn on -Os optimization for this one
12130 function if it insn't the default optimization.
12131 (const_char_p): New const char * typedef.
12132 (optimize_args): New static vector to remember the optimization
12134 (parse_optimize_options): New function to set up the optimization
12135 arguments from either the optimize attribute or #pragma GCC optimize.
12137 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
12138 (builtin_define_std): Ditto.
12140 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
12141 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
12142 (x86_64-*-*): Ditto.
12144 * Makefile.in (TREE_H): Add options.h.
12145 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
12147 * doc/extend.texi (option attribute): Document new attribute.
12148 (optimize attribute): Ditto.
12149 (hot attribute): Document hot attribute sets -O3.
12150 (cold attribute): Document cold attribute sets -Os.
12151 (#pragma GCC option): Document new pragma.
12152 (#pragma GCC optimize): Ditto.
12154 * doc/options.texi (TargetSave): Document TargetSave syntax.
12155 (UInteger): Document UInteger must be used for certain flags.
12156 (Save): Document Save option to create target specific options
12157 that can be saved/restored on a function specific context.
12159 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
12160 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
12162 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
12163 (TARGET_OPTION_SAVE): Ditto.
12164 (TARGET_OPTION_RESTORE): Ditto.
12165 (TARGET_OPTION_PRINT): Ditto.
12166 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
12167 (TARGET_CAN_INLINE_P): Ditto.
12169 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
12171 (-mfpmath=both): Ditto.
12173 2008-07-23 Michael Meissner <gnu@the-meissners.org>
12174 Karthik Kumar <karthikkumar@gmail.com>
12176 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
12177 (TARGET_POPCNT): Ditto.
12178 (TARGET_SAHF): Ditto.
12179 (TARGET_AES): Ditto.
12180 (TARGET_PCLMUL): Ditto.
12181 (TARGET_CMPXCHG16B): Ditto.
12182 (TARGET_RECIP): Move switch into target_flags.
12183 (TARGET_FUSED_MADD): Ditto.
12184 (ix86_arch_features): Make an unsigned char type.
12185 (ix86_tune_features): Ditto.
12186 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
12187 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
12188 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
12190 * config/i386/i386.opt (arch): New TargetSave field to define
12191 fields that need to be saved for function specific option support.
12194 (branch_cost): Ditto.
12195 (ix86_isa_flags_explicit): Ditto.
12196 (tune_defaulted): Ditto.
12197 (arch_specified): Ditto.
12198 (-m128-long-double): Add Save flag to save option for target
12199 specific option support.
12201 (-maccumulate-outgoing-args): Ditto.
12202 (-malign-double): Ditto.
12203 (-malign-stringops): Ditto.
12204 (-mfancy-math-387): Ditto.
12205 (-mhard-float): Ditto.
12206 (-mieee-fp): Ditto.
12207 (-minline-all-stringops): Ditto.
12208 (-minline-stringops-dynamically): Ditto.
12209 (-mms-bitfields): Ditto.
12210 (-mno-align-stringops): Ditto.
12211 (-mno-fancy-math-387): Ditto.
12212 (-mno-push-args): Ditto.
12213 (-mno-red-zone): Ditto.
12214 (-mpush-args): Ditto.
12215 (-mred-zone): Ditto.
12217 (-msseregparm): Ditto.
12218 (-mstack-arg-probe): Ditto.
12230 (-mno-sse4): Ditto.
12233 (-mrecip): Move flag into target_flags.
12235 (-mno-fused-madd): Ditto.
12236 (-mfused-madd): Ditto.
12237 (-mabm): Move flag into ix86_isa_flags.
12244 * config/i386/i386-c.c: New file for #pragma support.
12245 (ix86_target_macros_internal): New function to #define or #undef
12246 target macros based when the user uses the #pragma GCC option to
12247 change target options.
12248 (ix86_pragma_option_parse): New function to add #pragma GCC option
12250 (ix86_target_macros): Move defining the target macros here from
12251 TARGET_CPU_CPP_BUILTINS in i386.h.
12252 (ix86_register_pragmas): Register the #pragma GCC option hook. If
12253 defined, initialize any subtarget #pragmas.
12255 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
12256 REGISTER_TARGET_PRAGMAS.
12258 * config/i386/t-i386: New file for x86 dependencies.
12259 (i386.o): Make dependencies mirror the include files used.
12260 (i386-c.o): New file, add dependencies.
12262 * config/i386/i386-protos.h (override_options): Add bool argument.
12263 (ix86_valid_option_attribute_tree): Add declaration.
12264 (ix86_target_macros): Ditto.
12265 (ix86_register_macros): Ditto.
12267 * config/i386/i386.c (ix86_tune_features): Move initialization of
12268 the target masks to initial_ix86_tune_features to allow functions
12269 to have different target options. Make type unsigned char,
12270 instead of unsigned int.
12271 (initial_ix86_tune_features): New static vector to hold processor
12272 masks for the tune variables.
12273 (ix86_arch_features): Move initialization of the target masks to
12274 initial_ix86_arch_features to allow functions to have different
12275 target options. Make type unsigned char, instead of unsigned int.
12276 (initial_ix86_arch_features): New static vector to hold processor
12277 masks for the arch variables.
12278 (enum ix86_function_specific_strings): New enum to describe the
12279 string options used for attribute((option(...))).
12280 (ix86_target_string): New function to return a string that
12281 describes the target options.
12282 (ix86_debug_options): New function to print the current options in
12284 (ix86_function_specific_save): New function hook to save the
12285 function specific global variables in the cl_target_option structure.
12286 (ix86_function_specific_restore): New function hook to restore the
12287 function specific variables from the cl_target_option structure to
12288 the global variables.
12289 (ix86_function_specific_print): New function hook to print the
12290 target specific options in the cl_target_option structure.
12291 (ix86_valid_option_attribute_p): New function hook to validate
12292 attribute((option(...))) arguments.
12293 (ix86_valid_option_attribute_tree): New function that is common
12294 code between attribute((option(...))) and #pragma GCC option
12295 support that parses the options and returns a tree holding the options.
12296 (ix86_valid_option_attribute_inner_p): New helper function for
12297 ix86_valid_option_attribute_tree.
12298 (ix86_can_inline_p): New function hook to decide if one function
12299 can inline another on a target specific basis.
12300 (ix86_set_current_function); New function hook to switch target
12301 options if the user used attribute((option(...))) or #pragma GCC
12303 (ix86_tune_defaulted): Move to static file scope from
12305 (ix86_arch_specified): Ditto.
12306 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
12308 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
12309 (OPTION_MASK_ISA_ABM_SET): Ditto.
12310 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
12311 (OPTION_MASK_ISA_CX16_SET): Ditto.
12312 (OPTION_MASK_ISA_SAHF_SET): Ditto.
12313 (OPTION_MASK_ISA_AES_UNSET): Ditto.
12314 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
12315 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
12316 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
12317 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
12318 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
12319 (struct ptt): Move to static file scope from override_options.
12320 (processor_target_table): Ditto.
12321 (cpu_names): Ditto.
12322 (ix86_handle_option): Add support for options that are now isa options.
12323 (override_options): Add support for declaring functions that
12324 support different target options than were specified on the
12325 command line. Move struct ptt, processor_target_table, cpu_names,
12326 ix86_tune_defaulted, ix86_arch_specified to static file scope.
12327 Add bool argument. Fix up error messages so the appropriate error
12328 is given for either command line or attribute.
12329 (ix86_previous_fndecl): New static to remember previous function
12330 declaration to see if we need to change target options.
12331 (ix86_builtins_isa): New array to record the ISA of each builtin
12333 (def_builtin): Always create the builtin function, even if the
12334 current ISA doesn't support it.
12335 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
12336 tests for those builtins.
12337 (ix86_init_builtins): Remove TARGET_MMX test for calling
12338 ix86_init_mmx_sse_builtins.
12339 (ix86_expand_builtin): If the current ISA doesn't support a given
12340 builtin, signal an error.
12341 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
12342 (TARGET_SET_CURRENT_FUNCTION): Ditto.
12343 (TARGET_OPTION_SAVE): Ditto.
12344 (TARGET_OPTION_RESTORE): Ditto.
12345 (TARGET_OPTION_PRINT): Ditto.
12346 (TARGET_CAN_INLINE_P): Ditto.
12348 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
12350 * c-typeck.c (build_external_ref): Don't call assemble_external.
12351 * final.c (output_operand): Call assemble_external.
12353 2008-07-21 DJ Delorie <dj@redhat.com>
12355 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
12356 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12358 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12360 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
12361 original insn and splitter contents into ...
12362 ("*div<mode>3_fast"): ... this new pattern. Enable only if
12363 flag_unsafe_math_optimizations. Add dummy scratch register.
12364 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
12365 !flag_unsafe_math_optimizations. Returns number with next
12366 highest magnitude if this is still less or equal to the true
12367 quotient in magnitude.
12369 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
12371 * Makefile.in: Replace toplev.h with TOPLEV_H.
12372 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
12373 * c-lex.c (fe_file_change): Don't set in_system_header.
12374 * c-parser.c (c_token): Remove in_system_header.
12375 (c_lex_one_token): Don't set in_system_header.
12376 (c_parser_set_source_position_from_token): Don't set in_system_header.
12377 * diagnostic.c (diagnostic_report_diagnostic): Use location from
12380 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
12381 * flags.h (in_system_header): Remove.
12382 * function.c (saved_in_system_header): Remove.
12383 (push_cfun): Don't set in_system_header.
12384 (pop_cfun): Don't set in_system_header.
12385 (push_struct_function): Don't set in_system_header.
12386 * input.h (expanded_location): Add sysp.
12387 (in_system_header_at): New.
12388 (in_system_header): New.
12389 * toplev.c (in_system_header): Remove.
12390 * toplev.h: Include input.h
12392 * tree-cfg.c (execute_warn_function_return): Call warning_at.
12393 * tree-ssa.c (warn_uninit): Call warning_at.
12394 (warn_uninitialized_var): Update calls to warn_uninit.
12395 (warn_uninitialized_phi): Update calls to warn_uninit.
12396 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
12397 (expand_location): Initialize xloc.sysp.
12398 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
12399 (tree_decl_with_vis): Remove in_system_header_flag.
12401 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
12404 * recog.c (asm_operand_ok): Change the order of the extra
12405 memory constraint checks.
12407 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
12410 * tree-switch-conversion.c (build_one_array): Call
12411 varpool_mark_needed_node and varpool_finalize_decl
12412 instead of assemble_variable.
12414 2008-07-19 Jan Hubicka <jh@suse.cz>
12416 * cgraph.c (cgraph_add_new_function): Do early local passes.
12417 * tree-nrv.c (gate_pass_return_slot): New gate.
12418 (pass_nrv): Add the gate.
12419 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
12421 (coalesce_ssa_name): Coalesce SSA names.
12422 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
12423 not optimizing so unused user vars remains visible.
12424 * common.opt (flag_tree_ter): Always enable by default.
12425 * tree-ssa-ter.c: Include flags.h
12426 (is_replaceable_p): Check that locations match; when aliasing
12427 is missing be conservative about loads.
12428 * tree-optimize.c (gate_init_datastructures): Remove.
12429 (pass_init_datastructures): New.
12430 * passes.c: Reorder passes so we always go into SSA.
12432 2008-07-19 Jan Hubicka <jh@suse.cz>
12434 * doc/extend.texi (flatten attribute): Remove note about
12436 * doc/invoke.texi (--combine): Likewise.
12437 (-finline-functions-called-once): Update levels when enabled.
12438 (-funit-at-a-time): Document new behaviour.
12439 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
12440 -fno-section-anchors when disabled explicitly.
12441 (inline params): They are not ignored now.
12442 (precompiled headers): Remove unit-at-a-time as being incompatible.
12443 * opts.c (decode_options): Handle unit-at-a-time as alias;
12444 imply -fno-section-anchors when toplevel reorder is disabled
12446 * common.opt (ftoplevel-reorder): Set default value to 2.
12447 (funit-at-a-time): Set default value to 1.
12448 * config/rs6000/rs6000.c (optimization_options): Set section anchors
12451 2008-07-19 Jan Hubicka <jh@suse.cz>
12453 * builtins.c (expand_builtin_int_roundingfn,
12454 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
12457 2008-07-19 Richard Guenther <rguenther@suse.de>
12460 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
12461 * tree-ssa-sccvn.c (get_constant_value_id): New function.
12462 * tree-ssa-pre.c (get_expr_value_id): For newly created
12463 constant value-ids make sure to add the expression to its
12466 2008-07-19 Jakub Jelinek <jakub@redhat.com>
12468 PR middle-end/36877
12469 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
12470 return value of the builtin is ignored.
12472 2008-07-19 Olivier Hainque <hainque@adacore.com>
12474 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
12475 bits, a C conformant malloc implementation has to provide.
12476 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
12478 2008-07-19 Joseph Myers <joseph@codesourcery.com>
12482 * reload.c (find_reloads_subreg_address): Only reload address if
12483 reloaded == 0, not for reloaded != 1.
12486 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12487 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12488 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12489 m32c_legitimize_reload_address.
12491 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12492 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12493 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12495 2008-07-19 Olivier Hainque <hainque@adacore.com>
12497 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
12498 argument, saying whether nested array are to be collapsed
12499 into a single array type DIE with multiple subscripts.
12500 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
12501 issues, centralize the nested array types collapsing control and
12502 disable the transformation for Ada.
12504 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
12507 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
12509 (x86_64_shift_adj_2): New expander.
12510 (x86_64_shift_adj_3): Ditto.
12511 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
12512 to split TImode operands.
12513 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
12514 (ix86_split_lshr): Ditto.
12516 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
12518 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
12519 and __CHAR32_TYPE__.
12520 * c-typeck.c (digest_init): Support char16_t and char32_t.
12521 (set_nonincremental_init_from_string): Idem.
12523 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12525 PR middle-end/36859
12526 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
12527 PREFERRED_STACK_BOUNDARY.
12528 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
12530 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
12532 PR middle-end/36858
12533 * function.c (locate_and_pad_parm): Cap boundary earlier.
12535 2008-07-17 Julian Brown <julian@codesourcery.com>
12537 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
12538 no-op for targets which don't use DLLs.
12540 2008-07-17 Martin Jambor <mjambor@suse.cz>
12542 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
12543 that nodes are relevant by examining the node->analyzed flag.
12544 (ipcp_init_stage): Check which nodes are relevant, assert that the
12545 relevant ones are also required.
12546 (ipcp_propagate_stage): Check on the side arrays are properly
12548 (ipcp_print_all_jump_functions): Make sure not to touch any node
12549 that is not analyzed or an edge that does not have a corresponding
12550 entry in the on-the-side vectors.
12551 (ipcp_function_scale_print): Likewise.
12552 (ipcp_update_callgraph): Check that the node is relevant.
12553 (ipcp_insert_stage): Check that the node is relevant. Check there is
12554 an info for every node and edge.
12555 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
12556 (ipa_print_all_tree_maps): Likewise and a new variable info.
12557 (ipa_print_all_params_modified): Likewise.
12558 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
12560 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
12563 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
12565 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
12567 PR rtl-optimization/36753
12568 * fwprop.c (use_killed_between): Don't shortcut
12569 single-definition global registers.
12571 2008-07-16 Jan Hubicka <jh@suse.cz>
12573 * cgraph.h (varpool_empty_needed_queue): Declare.
12574 * cgraphunit.c (output_in_order): Mark all variables as needed;
12576 * varpool.c (varpool_assemble_node): Update debug queue.
12577 (varpool_assemble_pending_decls): Don't do it here.
12578 (varpool_empty_needed_queue): New function.
12580 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12582 * recog.c (peephole2_optimize): Fix formatting.
12584 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12586 * c-pch.c (get_ident): Avoid C++ keywords.
12587 * combine-stack-adj.c (single_set_for_csa): Likewise.
12588 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
12589 output_asm_insn): Likewise.
12590 * reload.c (push_secondary_reload, find_reusable_reload,
12591 push_reload, combine_reloads, find_reloads,
12592 debug_reload_to_stream): Likewise.
12593 * reload.h (struct reload): Likewise.
12594 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
12595 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
12596 emit_output_reload_insns): Likewise.
12597 * targhooks.c (default_secondary_reload): Likewise.
12598 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
12600 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12602 * recog.c (validate_change_1, validate_change,
12603 validate_unshare_change, validate_replace_rtx_1, struct
12604 funny_match, constrain_operands, peephole2_optimize): Avoid C++
12606 * reload.c (push_secondary_reload, secondary_reload_class,
12607 scratch_reload_class, find_valid_class, find_reusable_reload,
12608 push_reload, find_dummy_reload, find_reloads_address_1,
12609 find_reloads_address_part, find_equiv_reg): Likewise.
12610 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
12611 choose_reload_regs): Likewise.
12612 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
12614 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
12615 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
12616 * sched-rgn.c (concat_INSN_LIST): Likewise.
12617 * stor-layout.c (mode_for_size, mode_for_size_tree,
12618 smallest_mode_for_size): Likewise.
12620 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12622 * cfg.c (dump_reg_info): Avoid C++ keywords.
12623 * dwarf2asm.c (dw2_force_const_mem,
12624 dw2_asm_output_encoded_addr_rtx): Likewise.
12625 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
12626 * expmed.c (expand_shift): Likewise.
12627 * global.c (find_reg): Likewise.
12628 * graph.c (draw_edge): Likewise.
12629 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
12630 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
12631 widen_clz, widen_bswap, expand_parity, expand_unop,
12632 emit_cmp_and_jump_insn_1): Likewise.
12633 * postreload.c (reload_cse_simplify_operands): Likewise.
12634 * ra.h (add_neighbor): Likewise.
12635 * reg-stack.c (remove_regno_note, change_stack): Likewise.
12636 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
12637 record_reg_classes, copy_cost, record_address_regs,
12638 invalid_mode_change_p): Likewise.
12639 * regrename.c (regrename_optimize, scan_rtx_reg,
12640 dump_def_use_chain, find_oldest_value_reg,
12641 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
12643 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12645 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
12646 MASK_POWERPC64 for power4 in previous commit.
12648 2008-07-16 Olivier Hainque <hainque@adacore.com>
12650 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
12651 instead of bare conversion to cast const-ness away.
12653 2008-07-16 Anatoly Sokolov <aesok@post.ru>
12655 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
12656 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
12657 * config/xtensa/xtensa.c (xtensa_function_value): New function.
12658 (TARGET_FUNCTION_VALUE): Define.
12660 2008-07-16 David Edelsohn <edelsohn@gnu.org>
12662 * config/rs6000/rs6000.c (processor_target_table): Add
12663 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
12665 2008-07-16 Joseph Myers <joseph@codesourcery.com>
12668 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
12669 (m32c_legitimate_address_p): Handle "++rii" addresses created by
12670 m32c_legitimize_reload_address.
12672 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
12674 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
12675 DECL_IN_SYSTEM_HEADER in sync.
12677 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
12679 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
12680 * tree-ssa-pre.c (pre_expr_eq): Ditto
12681 (get_constant_for_value_id): Take a type as an argument.
12682 (fully_constant_expression): Pass in type.
12683 (find_or_generate_expression): Short circuit constant case.
12684 (create_expression_by_pieces): Remove special casing of
12686 (do_regular_insertion): Short circuit constant case.
12687 (do_partial_partial_insertion): Ditto.
12689 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12692 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
12694 2008-07-15 Bob Wilson <bob.wilson@acm.org>
12696 * config/xtensa/libgcc-xtensa.ver: New file.
12697 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
12699 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12701 * df-problems.c (df_set_note): Avoid C++ keywords.
12702 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
12703 * dse.c (record_store, remove_useless_values): Likewise.
12704 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
12705 gen_reg_rtx_offset, operand_subword, change_address_1,
12706 change_address, adjust_address_1, offset_address,
12707 widen_memory_access, emit_copy_of_insn_after): Likewise.
12708 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
12709 * fwprop.c (should_replace_address, propagate_rtx_1,
12710 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
12712 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
12713 gcse_emit_move_after, update_ld_motion_stores): Likewise.
12714 * lcm.c (compute_insert_delete, pre_edge_lcm,
12715 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
12716 * lower-subreg.c (resolve_reg_notes): Likewise.
12717 * mode-switching.c (optimize_mode_switching): Likewise.
12719 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12721 * bt-load.c (add_btr_def, migrate_btr_def,
12722 branch_target_load_optimize): Avoid C++ keywords.
12723 * caller-save.c (insert_restore, insert_save, insert_one_insn):
12725 * combine.c (subst, simplify_set, make_extraction,
12726 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
12727 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
12728 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
12730 2008-07-15 Richard Guenther <rguenther@suse.de>
12732 PR middle-end/36369
12733 * c-common.c (strict_aliasing_warning): Do not warn for
12734 TYPE_REF_CAN_ALIAS_ALL pointers.
12735 (c_common_get_alias_set): may_alias types are not special.
12736 * tree.c (build_pointer_type_for_mode): Look up the may_alias
12737 attribute and set can_ref_all accordingly.
12738 (build_reference_type_for_mode): Likewise.
12739 * doc/extend.texi (may_alias): Clarify.
12741 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
12744 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
12745 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
12747 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12750 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
12751 gcc_assert, instead call output_operand_lossage.
12753 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
12755 * builtins.c (std_canonical_va_list): Treat structure based
12758 2008-07-15 Ben Elliston <bje@au.ibm.com>
12760 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
12762 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
12764 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
12767 2008-07-14 Jan Hubicka <jh@suse.cz>
12769 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
12770 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
12771 fix predicates and constraints.
12772 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
12773 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
12775 2008-07-14 Doug Kwan <dougkwan@google.com>
12777 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
12778 additional option file arm/eabi.opt.
12779 * config/arm/eabi.h (File): New configuration file for EABI targets.
12780 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
12781 SUBSUBTARGET_EXTRA_SPECS.
12782 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
12783 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
12784 from STARTFILE_SPEC so that it can be referenced in an override.
12785 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
12786 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
12787 can be referenced in an override.
12788 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
12789 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
12790 so that it can be referenced in an override.
12791 (LINK_SPEC): Use BPABI_LINK_SPEC.
12792 * config/arm/eabi.opt (File): New.
12794 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12796 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
12797 (FIXED_VALUE_H): New variable.
12798 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
12799 input.h, fixed-value.h.
12800 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
12801 (BASIC_BLOCK_H): Use $(BITMAP_H).
12802 (FUNCTION_H): Add varray.h.
12803 (IPA_REFERENCE_H): Use $(BITMAP_H).
12804 (CGRAPH_H): Add $(BASIC_BLOCK_H).
12805 (DF_H): Use $(BITMAP_H).
12806 (GGC_H): Add statistics.h.
12807 (INSN_ADDR_H): New.
12808 (INSN_ATTR_H): Use it.
12809 (SYSTEM_H): Add safe-ctype.h, filenames.h.
12811 (SYMTAB_H): Add $(OBSTACK_H).
12812 (CPP_INTERNAL_H): New.
12813 (TREE_DUMP_H): Add tree-pass.h.
12814 (TREE_FLOW_H): Use $(BITMAP_H)
12815 (PRETTY_PRINT_H): Use $(INPUT_H).
12816 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
12819 (many object files): Fix lots of header dependencies throughout.
12821 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12823 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
12825 (s-gtyp-input): Use them to write tmp-gi.list.
12826 (echo_to_gi.list): Remove.
12828 2008-07-14 Richard Guenther <rguenther@suse.de>
12830 * tree-ssa-sccvn.c (pre_info): Remove.
12831 (switch_to_PRE_table): Likewise.
12832 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
12833 (set_hashtable_value_ids): Do not create value-ids for the
12835 (run_scc_vn): Remove double test. Remove bogus special-case
12836 in value-number printing.
12837 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
12838 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
12840 * tree-flow-inline.h (get_value_handle): Remove.
12841 * tree-flow.h (get_value_handle): Remove.
12843 2008-07-14 Martin Jambor <mjambor@suse.cz>
12845 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
12846 in which we generate arithmetics is not a subrange.
12848 2008-07-14 Martin Jambor <mjambor@suse.cz>
12850 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
12852 2008-07-14 Richard Guenther <rguenther@suse.de>
12854 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
12856 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
12859 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
12860 reload for symbol refs moved to r0 with -fPIC.
12861 (legitimize_pic_address): Use the target register as temporary
12863 (emit_symbolic_move): Adjust comment.
12864 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
12867 2008-07-14 Ben Elliston <bje@au.ibm.com>
12869 * c-common.h (C_CPP_HASHNODE): New macro.
12870 * coretypes.h (struct cpp_token): Forward declare.
12871 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
12872 the context-sensitive keyword method.
12873 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
12874 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
12875 expand_bool_pixel): New.
12876 (altivec_categorize_keyword): New function.
12877 (init_vector_keywords): New function.
12878 (rs6000_macro_to_expand): Likewise.
12879 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
12880 compiling an ISO C dialect.
12882 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
12884 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
12885 (create_expression_by_pieces): Fix typo.
12886 (do_regular_insertion): Use debug counter here too.
12888 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
12891 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
12892 CONST_OK_FOR_LETTER_P. All port-local users changed.
12893 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
12894 implement Kp matching power-of-two.
12895 (CONSTRAINT_LEN): Define to match.
12896 * config/cris/cris.md: Replace all use of constraint K with Kc.
12897 ("*btst*): Use Kp for operand 0 of last alternative.
12899 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12902 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
12905 2008-07-13 Jan Hubicka <jh@suse.cz>
12907 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
12910 2008-07-13 Richard Guenther <rguenther@suse.de>
12912 PR middle-end/36811
12913 * langhooks.c (lhd_print_error_function): Deal with recursive
12916 2008-07-12 Jan Hubicka <jh@suse.cz>
12918 * cgraph.c (assembler_name_hash): New static var.
12919 (hash_node_by_assembler_name, eq_assembler_name): New.
12920 (cgraph_node_for_asm): Use hashtable.
12921 (cgraph_remove_node): Maintain hashtable.
12922 (change_decl_assembler_name): Sanity check that names are not changing
12923 after aliasing was processed.
12924 * cgraph.h (varpoon_node): Add next GGC marker.
12925 * tree.c (decl_assembler_name_equal): Constify.
12926 (decl_assembler_name_hash): New.
12927 * tree.h (decl_assembler_name_equal): Constify.
12928 (decl_assembler_name_hash): Update.
12930 2008-07-12 David Daney <ddaney@avtrex.com>
12932 * config/mips/driver-native.c (host_detect_local_cpu): Handle
12933 sb1 and r5000 cpus.
12935 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
12937 * doc/md.texi: Document the MIPS "v" constraint.
12938 * config/mips/mips.h (reg_class): Revert last change.
12939 (REG_CLASS_NAMES): Likewise.
12940 (REG_CLASS_CONTENTS): Likewise.
12941 * config/mips/mips.c (mips_regno_to_class): Likewise.
12942 * config/mips/constraints.md (v): Likewise, but add documentation.
12943 Add a comment to say that this constraint should not be used in
12946 2008-07-11 DJ Delorie <dj@redhat.com>
12948 * config/h8300/h8300.md (length): Fix branch offset limit.
12950 2008-07-11 Anatoly Sokolov <aesok@post.ru>
12952 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
12953 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
12954 (avr_hard_regno_scratch_ok): New function.
12955 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
12956 * config/avr/avr.md (all peepholes that request a scratch register):
12957 Remove avr_peep2_scratch_safe use.
12959 2008-07-11 Tom Tromey <tromey@redhat.com>
12960 Ian Lance Taylor <iant@google.com>
12962 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
12963 (struct c_common_resword): Define.
12964 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
12965 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
12966 (c_common_reswords, num_c_common_reswords): Declare.
12967 * c-common.c (c_common_reswords): New global const array.
12968 (num_c_common_reswords): New const int.
12969 * c-parser.c (struct resword, reswords): Don't define.
12970 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
12971 (c_parse_init): Clarify mask code. Use c_common_reswords rather
12972 than reswords. If warning about C++ keywords, give them a special
12974 (c_lex_one_token): Warn about C++ keywords. Call
12975 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
12976 (c_parser_external_declaration): Look for RID_xxx rather than
12977 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
12978 (c_parser_statement_after_labels): Likewise.
12979 (c_parser_objc_class_instance_variables): Likewise.
12980 (c_parser_objc_class_declaration): Likewise.
12981 (c_parser_objc_try_catch_statement): Likewise.
12982 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
12983 (declspecs_add_type): Likewise.
12985 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
12987 * ggc-page.c (alloc_page):
12988 Substituting xmalloc, xcalloc with
12989 XNEWVEC and XCNEWVAR macros which add the
12992 2008-07-11 Richard Guenther <rguenther@suse.de>
12994 PR tree-optimization/36765
12995 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
12996 aliases from HEAP vars to SMTs.
12998 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13000 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
13001 * configure.ac (loose_warn): Move -Wc++-compat from here...
13002 (strict_warn): ...to here.
13003 * configure: Regenerate.
13005 2008-07-10 Joseph Myers <joseph@codesourcery.com>
13007 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
13008 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
13009 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
13010 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
13011 excluding more specific h8300-*-* and sh-*-* targets.
13013 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
13015 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
13016 (eliminate): Ditto.
13017 (execute_pre): Call loop_optimizer_finalize in early exit.
13019 2008-07-10 Jakub Jelinek <jakub@redhat.com>
13021 PR middle-end/36790
13022 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
13023 uids in the bitmap, not just VAR_DECL uids.
13025 PR rtl-optimization/36419
13026 * combine-stack-adj.c (adjust_frame_related_expr): New function.
13027 (combine_stack_adjustments_for_block): Call it if needed. Delete
13029 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
13030 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
13031 prologue sp adjustment.
13033 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
13036 * opts.c (print_ignored_options): Report postponed diagnostics for
13037 unknown -Wno-* options as warnings, not errors.
13038 (postpone_unknown_option_error): Renamed to...
13039 (postpone_unknown_option_warning): ... this.
13041 2008-07-09 Doug Kwan <dougkwan@google.com>
13044 2008-07-08 Doug Kwan <dougkwan@google.com>
13046 * config/arm/arm.opt (mandroid): New option.
13047 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13048 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13050 (CC1PLUS_SPEC): Same.
13052 (STARTFILE_SPEC): Same.
13053 (ENDFILE_SPEC): Same.
13054 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13057 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
13060 * config/mips/mips.h (reg_class): Remove V1_REG.
13061 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
13062 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
13063 instead of V1_REGS.
13064 (mips_get_tp): New function.
13065 (mips_legitimize_tls_address): Use it.
13066 * config/mips/constraints.md (v): Delete.
13067 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
13068 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
13069 After reload, split into a move and ...
13070 (*tls_get_tp_<mode>_split): ...this new instruction.
13072 2008-07-09 David Daney <ddaney@avtrex.com>
13074 * config/mips/driver-native.c: Include coretypes.h and tm.h.
13076 2008-07-09 Jakub Jelinek <jakub@redhat.com>
13078 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
13079 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
13081 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
13082 htab_delete should be called. Don't free c.
13083 (lookup_tmp_var): Create temp_htab lazily.
13084 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
13085 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
13087 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
13088 lower_omp_ordered, lower_omp_critical, lower_omp_for,
13089 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
13090 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
13091 * tree-sra.c (generate_element_init): Likewise.
13092 * tree-mudflap.c (execute_mudflap_function_ops,
13093 execute_mudflap_function_decls): Likewise.
13094 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
13095 * tree-gimple.h (struct gimplify_ctx): New type.
13096 (push_gimplify_context): Adjust prototype.
13098 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
13100 * tree-ssa-pre.c (phi_translate_1): Update placement of
13101 add_to_value calls.
13103 2008-07-09 Anatoly Sokolov <aesok@post.ru>
13105 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
13106 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
13107 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
13108 * targhooks.c (default_hard_regno_scratch_ok): New function.
13109 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
13110 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
13111 * recog.c: Include "target.h".
13112 (peep2_find_free_register): Add check for global regs. Add target
13114 * Makefile.in (recog.o): Depend on target.h.
13116 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
13118 * config/sh/sh.c (sh_canonical_va_list_type): New.
13119 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
13121 2008-07-09 Raksit Ashok <raksit@google.com>
13123 * doc/invoke.texi (Option Summary): Mention new option
13124 -Wdisallowed-function-list=...
13125 (Warning Options): Document -Wdisallowed-function-list=...
13126 * common.opt (Wdisallowed-function-list=): New flag.
13127 * flags.h (warn_disallowed_functions): External definition of new
13128 boolean warning flag.
13129 (warn_if_disallowed_function_p): Declare new function.
13130 * opts.c (warning_disallowed_functions): New static variable.
13131 (warn_disallowed_functions): New boolean warning flag.
13132 (warn_if_disallowed_function_p): New function.
13133 (add_comma_separated_to_vector): Rename
13134 add_instrument_functions_exclude_list to this.
13135 (common_handle_option): Handle new option. Rename calls to
13136 add_instrument_functions_exclude_list into calls to
13137 add_comma_separated_to_vector.
13138 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
13139 based on flag warn_disallowed_functions.
13141 2008-07-09 Christian Bruel <christian.bruel@st.com>
13143 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
13144 instead of get_attr_length.
13146 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13148 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
13150 * genemit.c (gen_insn): Likewise.
13151 * gengtype.c (note_def_vec): Likewise.
13152 * gengtype.h (note_def_vec): Likewise.
13153 * genoutput.c (struct data, output_insn_data, process_template,
13154 gen_expand, gen_split, note_constraint): Likewise.
13155 * genrecog.c (new_decision, add_to_sequence, factor_tests,
13156 make_insn_sequence): Likewise.
13157 * gensupport.c (record_insn_name): Likewise.
13159 2008-07-08 Doug Kwan <dougkwan@google.com>
13161 * config/arm/arm.opt (mandroid): New option.
13162 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
13163 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
13165 (CC1PLUS_SPEC): Same.
13167 (STARTFILE_SPEC): Same.
13168 (ENDFILE_SPEC): Same.
13169 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
13172 2008-07-08 Raksit Ashok <raksit@google.com>
13174 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
13175 (set_storage_via_setmem): Fix expected_align parameter.
13176 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
13177 missing from the list.
13178 * doc/md.texi (movmem): Explicitly state that expected alignment is
13179 to be expressed in bytes.
13180 (setmem): Explicitly state that expected alignment is to be expressed
13183 2008-07-08 Joseph Myers <joseph@codesourcery.com>
13185 * reload.c (find_reloads_subreg_address): Do not require validity
13186 of address in original mode before reloading address.
13188 2008-07-07 Tianwei Sheng <tianweis@google.com>
13190 * df-core.c (df_remove_problem): Adjust the access to avoid out of
13191 bounds array access.
13193 2008-07-08 Jakub Jelinek <jakub@redhat.com>
13195 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
13197 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
13199 Fix PR tree-optimization/23455
13200 Fix PR tree-optimization/35286
13201 Fix PR tree-optimization/35287
13202 * Makefile.in (OBJS-common): Remove tree-vn.o.
13203 (tree-vn.o): Remove.
13204 * dbgcnt.def: Add treepre_insert debug counter.
13205 * gcc/tree-flow.h (add_to_value): Updated for other changes.
13206 (debug_value_expressions): Ditto.
13207 (print_value_expressions): Ditto.
13208 * tree-pretty-print.c (dump_generic_node): Updated for
13209 VALUE_HANDLE removal.
13210 * tree-ssa-dom.c (record_equality): Ditto.
13211 (cprop_operand): Ditto.
13212 (lookup_avail_expr): Ditto.
13213 * tree-ssa-threadedge.c
13214 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
13215 (simplify_control_stmt_condition): Ditto.
13216 * tree.c (tree_code_size): Ditto.
13217 (tree_node_structure): Ditto.
13218 (iterative_hash_expr): Ditto.
13220 * tree.h (VALUE_HANDLE_ID): Ditto.
13221 (VALUE_HANDLE_EXPR_SET): Ditto.
13222 (struct tree_value_handle): Ditto.
13223 (union tree_node): Ditto.
13224 * treestruct.def: Ditto.
13225 * tree-vn.c: Removed.
13226 * tree-ssa-pre.c: Rewritten entirely.
13227 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
13228 (constant_value_ids): Ditto.
13229 (vn_nary_op_t): Moved to header.
13231 (vn_reference_op_t): Ditto
13232 (vn_reference_t): Ditto.
13233 (next_value_id): New variable.
13234 (VN_INFO): Add an assert.
13235 (vn_constant_eq): New function.
13236 (vn_constant_hash): Ditto.
13237 (get_or_alloc_constant_value_id): Ditto.
13238 (value_id_constant_p): Ditto.
13239 (vn_reference_compute_hash): De-staticify.
13240 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
13241 Disable some code with a FIXME. Remove VALUE_HANDLE use.
13242 (valueize_refs): Update opcode if it changes from ssa name to constant.
13243 (vn_reference_lookup_1): Add new argument.
13244 (vn_reference_lookup): Ditto.
13245 (vn_reference_lookup_pieces): New function.
13246 (vn_reference_insert): Add return type. Modify to deal with value ids.
13247 (vn_reference_insert_pieces): New function.
13248 (vn_nary_op_compute_hash): De-staticify.
13249 (vn_nary_op_eq): Ditto.
13250 (vn_nary_op_lookup_pieces): New function.
13251 (vn_nary_op_lookup): Add new argument.
13252 (vn_nary_op_insert_pieces): New function.
13253 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
13254 (vn_phi_insert): Ditto.
13255 (visit_unary_op): Update for callee changes.
13256 (visit_binary_op): Ditto.
13257 (visit_reference_op_load): Ditto.
13258 (visit_reference_op_store): Ditto.
13259 (init_scc_vn): Init next_value_id, constant_to_value_id and
13260 constant_value_ids.
13261 (free_scc_vn): Free them.
13262 (set_hashtable_value_ids): New function.
13263 (run_scc_vn): Use it.
13264 (get_max_value_id): New function.
13265 (get_next_value_id): Ditto.
13266 (expressions_equal_p): Moved from tree-vn.c
13267 (sort_vuses): Ditto.
13268 (sort_vuses_heap): Ditto.
13269 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
13271 * tree.c (iterative_hash_hashval_t): Made non-static
13272 * tree.h (iterative_hash_hashval_t): Declare it.
13274 2008-07-08 Martin Jambor <mjambor@suse.cz>
13276 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
13277 instead of ipa_create_node_params.
13278 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
13279 ipa_check_create_edge_args, free them with
13280 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
13282 * ipa-prop.c: Include flags.h and tree-inline.h.
13283 (ipa_node_params_vector): New variable.
13284 (ipa_edge_args_vector): New variable.
13285 (edge_removal_hook_holder): New variable.
13286 (node_removal_hook_holder): New variable.
13287 (edge_duplication_hook_holder): New variable.
13288 (node_duplication_hook_holder): New variable.
13289 (ipa_detect_param_modifications): Check for presence of modified flags.
13290 (ipa_compute_jump_functions): Check for presence of jump functions.
13291 (ipa_free_edge_args_substructures): New function.
13292 (ipa_create_node_params): Removed.
13293 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
13294 (ipa_free_node_params_substructures): New function.
13295 (ipa_free_all_node_params): Changed to deallocate the on-the-side
13297 (ipa_edge_removal_hook): New function.
13298 (ipa_node_removal_hook): New function.
13299 (duplicate_array): New function.
13300 (ipa_edge_duplication_hook): New function.
13301 (ipa_node_duplication_hook): New function.
13302 (ipa_register_cgraph_hooks): New function.
13303 (ipa_unregister_cgraph_hooks): New function.
13304 (free_all_ipa_structures_after_ipa_cp): New function.
13306 * ipa-prop.h: Include vec.h.
13307 (ipa_node_params_t): New typedef with vector types for it.
13308 (ipa_edge_args_t): New typedef with vector types for it.
13309 (IPA_NODE_REF): Changed to access an on-the-side vector.
13310 (IPA_EDGE_REF): Changed to access an on-the-side vector.
13311 (ipa_check_create_node_params): New function.
13312 (ipa_check_create_edge_args): New function.
13314 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
13317 2008-07-07 Tom Tromey <tromey@redhat.com>
13319 * configure, config.in: Rebuilt.
13320 * configure.ac: Don't check for scandir or alphasort.
13322 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13324 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
13325 types immediately after creating them.
13327 2008-07-07 Joseph Myers <joseph@codesourcery.com>
13329 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
13331 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
13333 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
13334 dump_constraint_graph.
13335 (dump_constraint_edge): New function.
13336 (dump_constraint_graph): New function.
13337 (debug_constraint_graph): New function.
13338 (dump_constraint): Removed useless comparison.
13339 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
13340 (dump_constraint_graph): Declare.
13341 (debug_constraint_graph): Declare.
13342 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
13344 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
13346 * config/i386/i386.c (is_va_list_char_pointer): New.
13347 (ix86_va_start): Replace compare with ms_va_list_type_node
13348 by is_va_list_char_pointer.
13349 (ix86_gimplify_va_arg): Likewise.
13351 2008-07-07 Martin Jambor <mjambor@suse.cz>
13353 * cgraph.c (cgraph_edge_max_uid): New variable.
13354 (struct cgraph_edge_hook_list): New type.
13355 (struct cgraph_node_hook_list): New type.
13356 (struct cgraph_2edge_hook_list): New type.
13357 (struct cgraph_2node_hook_list): New type.
13358 (first_cgraph_edge_removal_hook): New variable.
13359 (first_cgraph_node_removal_hook): New variable.
13360 (first_cgraph_edge_duplicated_hook): New variable.
13361 (first_cgraph_node_duplicated_hook): New variable.
13362 (cgraph_add_edge_removal_hook): New function.
13363 (cgraph_remove_edge_removal_hook): New function.
13364 (cgraph_call_edge_removal_hooks): New function.
13365 (cgraph_add_node_removal_hook): New function.
13366 (cgraph_remove_node_removal_hook): New function.
13367 (cgraph_call_node_removal_hooks): New function.
13368 (cgraph_add_edge_duplication_hook): New function.
13369 (cgraph_remove_edge_duplication_hook): New function.
13370 (cgraph_call_edge_duplication_hooks): New function.
13371 (cgraph_add_node_duplication_hook): New function.
13372 (cgraph_remove_node_duplication_hook): New function.
13373 (cgraph_call_node_duplication_hooks): New function.
13374 (cgraph_create_edge): Assign to edge uid.
13375 (cgraph_remove_edge): Call edge removal hooks.
13376 (cgraph_node_remove_callees): Call edge removal hooks.
13377 (cgraph_node_remove_callers): Call edge removal hooks.
13378 (cgraph_remove_node): Call node removal hooks.
13379 (cgraph_clone_edge): Call edge duplication hooks.
13380 (cgraph_clone_node): Call node duplication hooks.
13382 * cgraph.h (cgraph_edge): New field uid.
13383 (cgraph_edge_hook): New type.
13384 (cgraph_node_hook): New type.
13385 (cgraph_2edge_hook): New type.
13386 (cgraph_2node_hook): New type.
13388 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
13390 * config.in: Regenerate.
13392 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
13394 * gcc.c (print_sysroot): New.
13395 (option_map, display_help, process_command): Handle the
13396 -print-sysroot option.
13397 (main): Print the sysroot if requested.
13398 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
13400 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13403 * unwind-pe.h (size_of_encoded_value): add attribute unused.
13405 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
13407 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
13408 (assign_parm_setup_block_p): Also check mode of entry_parm.
13410 2008-07-07 Richard Guenther <rguenther@suse.de>
13412 * tree-ssa-structalias.h (set_used_smts): Remove.
13413 * tree-ssa-structalias.c (used_smts): Likewise.
13414 (set_used_smts): Likewise.
13415 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
13416 call to set_used_smts.
13418 2008-07-07 Richard Guenther <rguenther@suse.de>
13420 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
13421 (new_var_info): Set it to false.
13422 (solution_set_add): Correctly handle pointers outside a var and
13424 (type_safe): Treat variables with is_full_var properly.
13425 (do_sd_constraint): Likewise.
13426 (do_ds_constraint): Likewise.
13427 (process_constraint): Remove zeroing offset for !use_field_sensitive.
13428 (get_constraint_for_ptr_offset): New function.
13429 (get_constraint_for_component_ref): For addresses at least include
13430 the last field of the variable. Handle is_full_vars properly.
13431 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
13432 (handle_ptr_arith): Remove.
13433 (find_func_aliases): Simplify assignment handling.
13434 (create_function_info_for): For parameter and result varinfos set
13436 (create_variable_info_for): Set is_full_var flag whenever we
13437 just created a single varinfo for a decl.
13438 (init_alias_vars): Initialize use_field_sensitive from
13439 max-fields-for-field-sensitive parameter.
13441 2008-07-07 Richard Guenther <rguenther@suse.de>
13443 PR tree-optimization/36713
13444 * tree-flow-inline.h (is_call_used): New function.
13445 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
13446 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13447 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
13449 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13451 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
13453 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
13455 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
13457 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
13458 Nathan Sidwell <nathan@codesourcery.com>
13460 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
13461 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
13463 * config/m68k/t-linux: New.
13464 * doc/install.texi: Document m68k-*-linux is now multilibbed by
13467 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
13469 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
13470 * config/m68k/m68k-devices.def: Remove multilibs that only differ
13473 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13475 * gcc.c (execute): Fix -Wc++-compat warning.
13477 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
13480 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
13481 constant for little endian.
13483 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
13485 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
13486 mips_base_mips16 instead of TARGET_MIPS16.
13487 (mips_base_mips16): Declare.
13488 * config/mips/mips.c (mips_base_mips16): Make global.
13489 (was_mips16_p): Remove GTY marker.
13490 (was_mips16_pch_p): New variable.
13491 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
13492 (mips_override_options): Force to non-MIPS16 mode initially.
13493 Do not complain about MIPS16 PIC incompatibilities here.
13494 Only allow -mgpopt if -mexplicit-relocs is in force for
13497 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
13499 * configure.ac: Check for caddr_t, define to char * if not defined.
13500 * configure: Regenerate.
13501 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
13502 (mmap_gt_pch_use_address): Likewise.
13503 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
13505 2008-07-06 Richard Guenther <rguenther@suse.de>
13507 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
13508 (new_var_info): Deal with it.
13509 (solution_set_add): Likewise.
13510 (bitpos_of_field): Make signed, fix.
13511 (struct fieldoff): Remove type and decl fields. Make size field
13512 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
13514 (fieldoff_compare): Deal with it.
13515 (push_fields_onto_fieldstack): Remove has_union argument, glob
13516 adjacent non-pointer fields together.
13517 (create_function_info_for): Do not set has_union.
13518 (create_variable_info_for): Simplify.
13520 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
13522 * config.gcc (extra_headers): Add cross-stdarg.h for target
13523 x86_64-*-* and i?86-*-*.
13524 * config/i386/cross-stdarg.h: New.
13525 * builtins.c (std_fn_abi_va_list): New.
13526 (std_canonical_va_list_type): New.
13527 (stabilize_va_list): Replace va_list_type_node use by
13528 mtarget.canonical_va_list_type.
13529 (gimplify_va_arg_expr): Likewise.
13530 (expand_builtin_va_copy): Replace va_list_type_node use by
13531 mtarget.fn_abi_va_list.
13532 * tree-sra.c (is_va_list_type): New helper.
13533 (decl_can_be_decomposed_p): Replace
13534 va_list_type_node use by is_va_list_type.
13535 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
13536 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
13537 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
13538 * config/i386/i386-protos.h (ix86_get_valist_type): New.
13539 (ix86_enum_va_list): New.
13540 * config/i386/i386.c (sysv_va_list_type_node): New.
13541 (ms_va_list_type_node): New.
13542 (ix86_function_type_abi): Remove sorry.
13543 (ix86_build_builtin_va_list_abi): New.
13544 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
13545 for 64-bit targets.
13546 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
13547 (ix86_init_builtins_va_builtins_abi): New.
13548 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
13549 for 64-bit targets.
13550 (ix86_handle_abi_attribute): New.
13551 (attribute_spec): Add sysv_abi and ms_abi.
13552 (ix86_fn_abi_va_list): New.
13553 (ix86_canonical_va_list_type): New.
13554 (ix86_enum_va_list): New.
13555 (TARGET_FN_ABI_VA_LIST): New.
13556 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13557 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
13558 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
13559 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13560 (TARGET_ENUM_VA_LIST): New.
13561 * expr.h (std_fn_abi_va_list): New.
13562 (std_canonical_va_list_type): New.
13563 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
13564 (TARGET_CANONICAL_VA_LIST_TYPE): New.
13565 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
13566 TARGET_CANONICAL_VA_LIST_TYPE.
13567 * target.h (struct gcc_target): Add fn_abi_va_list hook
13568 and canonical_va_list_type hook.
13570 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
13572 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
13573 integral and pointer types.
13575 2008-07-04 Roger Sayle <roger@eyesopen.com>
13577 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
13578 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
13580 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
13583 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
13585 2008-07-04 Jakub Jelinek <jakub@redhat.com>
13587 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
13588 build_gimple_modify_stmt.
13589 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
13590 gimple operand. Use fold_build* instead of build*.
13592 2008-07-04 Richard Guenther <rguenther@suse.de>
13594 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
13595 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
13596 properly to compute the reachability set if we do field-sensitive PTA.
13597 * invoke.texi (max-fields-for-field-sensitive): Document default.
13598 * opts.c (decode_options): Set max-fields-for-field-sensitive to
13599 100 for optimize >= 2.
13601 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13603 * ggc-zone.c (lookup_page_table_if_allocated,
13604 set_page_table_entry, zone_find_object_size, alloc_small_page,
13605 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
13606 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
13607 -Wc++-compat and/or -Wcast-qual warnings.
13609 2008-07-04 Alan Modra <amodra@bigpond.net.au>
13612 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
13613 pic_offset_table_rtx to be marked as used here.
13614 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
13615 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
13616 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
13617 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
13618 !TARGET_SECURE_PLT.
13620 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13622 * alloc-pool.c (hash_descriptor, eq_descriptor,
13623 alloc_pool_descriptor): Fix -Wc++-compat warnings.
13624 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
13626 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
13627 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
13628 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
13629 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
13632 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
13634 * tree-flow.h (loop_only_exit_p): Declare.
13635 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
13636 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
13637 the number of iterations if it is constant. Otherwise, if this is the
13638 only possible exit of the loop, use the conservative estimate on the
13639 number of iterations of the entire loop if available.
13641 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
13643 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
13644 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
13645 Add synchronization functions.
13646 * config/sync.c: New file.
13647 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
13648 (LIBGCC_SYNC_CFLAGS): Likewise.
13650 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
13653 * config/i386/i386.md (mode): Add TF to "mode" attribute.
13654 (*pushtf_sse): New insn pattern.
13655 (pushtf splitters): New splitters.
13657 2008-07-03 Michael Meissner <gnu@the-meissners.org>
13659 PR middle-end/35736
13660 * predict.c (build_predict_expr): Use void_type_node for the tree
13661 type, instead of NULL_TREE.
13663 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
13665 * config/i386/i386.c (contains_aligned_value_p): Return true
13667 (ix86_data_alignment): Align TCmode to 128bits.
13668 (ix86_local_alignment): Likewise.
13670 2008-07-03 Andrew Haley <aph@redhat.com>
13673 * vec.h (VEC_TA): New.
13674 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
13675 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
13676 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
13677 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
13678 (C_COMMON_FIXED_TYPES): Remove first arg.
13679 (C_COMMON_FIXED_MODE_TYPES): Likewise.
13680 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
13681 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
13682 not to use empty macro arguments.
13684 2008-07-02 Joseph Myers <joseph@codesourcery.com>
13686 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
13687 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
13688 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
13689 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
13690 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
13691 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
13692 config/ia64/crtn.asm, config/m68hc11/larith.asm,
13693 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
13694 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
13695 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
13696 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
13697 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
13698 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
13699 config/rs6000/e500crtres64gpr.asm,
13700 config/rs6000/e500crtres64gprctr.asm,
13701 config/rs6000/e500crtrest32gpr.asm,
13702 config/rs6000/e500crtrest64gpr.asm,
13703 config/rs6000/e500crtresx32gpr.asm,
13704 config/rs6000/e500crtresx64gpr.asm,
13705 config/rs6000/e500crtsav32gpr.asm,
13706 config/rs6000/e500crtsav64gpr.asm,
13707 config/rs6000/e500crtsav64gprctr.asm,
13708 config/rs6000/e500crtsavg32gpr.asm,
13709 config/rs6000/e500crtsavg64gpr.asm,
13710 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
13711 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
13712 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
13713 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
13714 config/sparc/sol2-cn.asm: Remove .file directives.
13716 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
13718 * resource.c (mark_referenced_resources): Look inside
13719 UNSPEC_VOLATILEs and ASM_INPUTs.
13721 2008-07-02 Ian Lance Taylor <iant@google.com>
13723 * rtlanal.c (add_reg_note): New function.
13724 * rtl.h (add_reg_note): Declare.
13725 * auto-inc-dec.c (attempt_change): Use add_reg_note.
13726 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
13727 * builtins.c (expand_builtin_longjmp): Likewise.
13728 (expand_builtin_nonlocal_goto): Likewise.
13729 * calls.c (emit_call_1, expand_call): Likewise.
13730 * cfgexpand.c (add_reg_br_prob_note): Likewise.
13731 * cfglayout.c (fixup_reorder_chain): Likewise.
13732 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13733 (commit_one_edge_insertion): Likewise.
13734 * combine.c (move_deaths, distribute_notes): Likewise.
13735 * df-problems.c (df_set_note): Likewise.
13736 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
13737 (set_unique_reg_note): Likewise.
13738 (emit_copy_of_insn_after): Likewise.
13739 * expr.c (expand_expr_real): Likewise.
13740 * gcse.c (add_label_notes): Likewise.
13741 * haifa-sched.c (create_check_block_twin): Likewise.
13742 * jump.c (mark_jump_label_1): Likewise.
13743 * loop-doloop.c (add_test, doloop_modify): Likewise.
13744 * loop-unswitch.c (compare_and_jump_seq): Likewise.
13745 * lower-subreg.c (move_eh_region_note): Likewise.
13746 * optabs.c (emit_libcall_block): Likewise.
13747 * predict.c (predict_insn): Likewise.
13748 (combine_predictions_for_insn): Likewise.
13749 * recog.c (peephole2_optimize): Likewise.
13750 * regmove.c (try_auto_increment): Likewise.
13751 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
13752 * reload.c (find_reloads): Likewise.
13753 * reload1.c (fixup_eh_region_note): Likewise.
13754 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
13755 * reorg.c (delete_prior_computation): Likewise.
13756 (delete_computation, dbr_schedule): Likewise.
13757 * config/pa/pa.c (legitimize_pic_address): Likewise.
13758 * config/sh/sh.c (sh_reorg): Likewise.
13760 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13763 * config/libgcc-glibc.ver: Add %exclude.
13764 * config/m32r/libgcc-glibc.ver: Likwise.
13765 * config/s390/libgcc-glibc.ver: Likwise.
13766 * config/sh/libgcc-glibc.ver: Likwise.
13767 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
13769 * config/i386/libgcc-glibc.ver: New.
13771 * config/i386/libgcc-x86_64-glibc.ver: Removed.
13773 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
13775 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
13776 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
13777 i[34567]86-*-linux*, x86_64-*-linux*. Add
13778 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
13779 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
13780 x86_64-*-linux*. Add i386/t-linux to tmake_file for
13781 i[34567]86-*-linux*, x86_64-*-linux*.
13783 * libgcc-std.ver: Add empty GCC_4.4.0.
13785 * mkmap-symver.awk: Support multiple versions per symbol.
13787 * config/i386/i386.c (ix86_init_builtins): Always define
13788 __builtin_fabsq and __builtin_copysignq with fallbacks.
13789 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
13790 and __builtin_copysignq if SSE2 isn't available.
13792 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
13793 (LIBGCC2_TF_CEXT): Likwise.
13794 (TF_SIZE): Likwise.
13796 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
13798 * config/i386/sfp-machine.h: Moved to libgcc.
13800 * config/i386/sfp-machine.h: New.
13801 * config/i386/t-linux: Likwise.
13803 * config/i386/t-darwin: Remove softfp_wrap_start and
13805 * config/i386/t-darwin64: Likewise.
13807 * config/i386/t-fprules-softfp64: Renamed to ...
13808 * config/i386/t-fprules-softfp: This.
13810 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
13811 and softfp_wrap_end.
13813 2008-07-02 Jason Merrill <jason@redhat.com>
13815 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
13817 * tree.c (ctor_to_list): New fn.
13818 * tree.h: Declare it.
13819 (CONSTRUCTOR_ELT): New macro.
13820 (CONSTRUCTOR_NELTS): New macro.
13822 2008-07-02 Richard Guenther <rguenther@suse.de>
13824 * tree-ssa-structalias.c (struct variable_info): Reorder
13825 to fill padding on 64bit hosts. Make collapsed_to an int.
13826 (get_varinfo_fc): Deal with that.
13827 (new_var_info): Likewise.
13828 (collapse_rest_of_var): Likewise.
13830 2008-07-02 Joshua Sumali <jsumali@redhat.com>
13832 * doc/install.texi (--enable-java-home): Document.
13833 (--enable-aot-compile-rpm): Likewise.
13834 (--with-arch-directory): Likewise.
13835 (--with-os-directory): Likewise.
13836 (--with-origin-name): Likewise.
13837 (--with-arch-suffix): Likewise.
13838 (--with-jvm-root-dir): Likewise.
13839 (--with-jvm-jar-dir): Likewise.
13840 (--with-python-dir): Likewise.
13842 2008-07-02 Richard Guenther <rguenther@suse.de>
13844 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
13845 from decls explicitly. Merge operand checking from tuples.
13847 2008-07-02 Martin Jambor <mjambor@suse.cz>
13849 * tree-switch-conversion.c: Included timevar.h which I forgot before.
13851 2008-07-02 Martin Jambor <mjambor@suse.cz>
13853 * tree-switch-conversion.c: Included timevar.h
13854 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
13856 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
13858 2008-07-02 Martin Jambor <mjambor@suse.cz>
13860 * tree-switch-conversion.c: Corrected various comments and
13862 (build_constructors): Fixed minor formatting mistakes.
13864 * invoke.texi (Optimize Options): Corrected the
13865 switch-conversion-max-branch-ratio parameter.
13867 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
13869 * final.c (asm_insn_count): Return zero for an empty asm body.
13871 2008-07-02 Richard Guenther <rguenther@suse.de>
13873 * bitmap.h (bitmap_set_bit): Return bool.
13874 (bitmap_clear_bit): Likewise.
13875 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
13876 write to the bitmap if it would.
13877 (bitmap_clear_bit): Likewise.
13878 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
13879 bitmap_set_bit return value.
13880 (add_pred_graph_edge): Likewise.
13881 (add_graph_edge): Likewise.
13882 (do_sd_constraint): Likewise.
13883 (do_ds_constraint): Likewise.
13885 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13887 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
13888 Fix -Wc++-compat and/or -Wcast-qual warnings.
13889 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
13890 gen_regparm_prefix): Likewise.
13891 * vmsdbgout.c (write_modbeg, lookup_filename,
13892 vmsdbgout_source_line, vmsdbgout_init): Likewise.
13894 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
13896 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
13897 defaults.h definition apply.
13899 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13901 * function.c (assign_parm_remove_parallels): New.
13902 (assign_parm_setup_block_p): Do not return true for non-BLKmode
13904 (assign_parm_setup_block): Do not handle them.
13905 (assign_parm_setup_reg, assign_parm_setup_stack): Call
13906 assign_parm_remove_parallels.
13908 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
13910 * c-typeck.c (convert_for_assignment): Use
13911 vector_targets_convertible_p.
13912 * c-common.c (vector_targets_convertible_p): New.
13913 * c-common.h (vector_targets_convertible_p): New prototype.
13914 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
13915 opaque_p_V2SI_type_node.
13917 2008-07-01 Steve Ellcey <sje@cup.hp.com>
13919 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
13922 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
13924 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
13925 TFmode constants via two element DImode vector for hosts with
13926 HOST_BITS_PER_WIDE_INT < 64.
13927 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
13928 also for HOST_BITS_PER_WIDE_INT < 64.
13930 2008-07-01 Richard Guenther <rguenther@suse.de>
13932 PR tree-optimization/36666
13933 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
13934 (get_constraint_exp_from_ssa_var): Split into ...
13935 (get_constraint_exp_for_temp): ... this ...
13936 (get_constraint_for_ssa_var): ... and that.
13937 Return constraint expressions for all touched sub-fields
13938 if the results address is not taken.
13939 (process_constraint): Remove assertion that aggregate
13940 assignments do not happen at this place.
13941 (get_constraint_for_component_ref): Add address_p argument.
13942 Return constraint expressions for all touched sub-fields
13943 if the results address is not taken.
13944 (do_deref): Use get_constraint_exp_for_temp.
13945 (get_constraint_for_1): Rename from ...
13946 (get_constraint_for): ... this. Add the old function as wrapper.
13947 (do_structure_copy): Use get_constraint_for_1.
13949 2008-07-01 Martin Jambor <mjambor@suse.cz>
13951 * Makefile.in (tree-switch-conversion.o): Add.
13952 (OBJS-common): Add tree-swtch-conversion.o.
13953 * passes.c (init_optimization_passes): Add pass_convert_switch.
13954 * tree-pass.h: (pass_convert_switch): Add.
13955 * tree-switch-conversion.c: New file.
13956 * gcc.dg/tree-ssa/cswtch.c: New testcase.
13957 * common.opt (ftree-cswtch): New option.
13958 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13959 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
13960 * opts.c (decode_options): Set flag_tree_switch_conversion when
13961 optimization level is >= 2.
13962 * doc/invoke.texi (Optimize Options): Added description of
13963 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
13965 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13967 * config/darwin-driver.c (darwin_default_min_version): Fix
13968 -Wc++-compat warnings.
13970 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
13972 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
13975 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13977 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
13979 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
13981 PR rtl-optimization/34744
13982 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
13983 (df_scan_free_internal): Free data structures not
13984 allocated in storage pools.
13985 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
13986 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
13987 df_scan_free_mws_vec.
13988 * dse.c (dse_step6): Free offset_map_p and offset_map_n
13991 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
13993 * config/i386/i386.c (contains_aligned_value_p): Return true
13995 (ix86_function_arg_boundary): Return its natural boundary
13997 (return_in_memory_32): Don't check TDmode.
13998 (ix86_split_to_parts): Support splitting into 4 parts and
13999 support TFmode for 32bit target.
14000 (ix86_split_long_move): Support splitting into 4 parts.
14001 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
14003 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
14004 (ix86_init_builtins): Here.
14005 (ix86_scalar_mode_supported_p): Always return true for TFmode.
14006 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
14007 'q' and 'w', respectively.
14009 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
14011 (movtf_internal): Likewise.
14012 (<code>tf2): Likewise.
14013 (*absnegtf2_sse): Likewise.
14014 (copysign<mode>3): Likewise.
14015 (copysign<mode>3_const): Likewise.
14016 (copysign<mode>3_var): Likewise.
14017 (define_split UNSPEC_COPYSIGN): Likewise.
14018 * config/i386/sse.md (*nandtf3): Likewise.
14019 (<code>tf3): Likewise.
14020 (*<code>tf3): Likewise.
14022 2008-06-30 Joey Ye <joey.ye@intel.com>
14023 H.J. Lu <hongjiu.lu@intel.com>
14025 * global.c (compute_regsets): Set frame_pointer_needed here.
14026 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
14028 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
14030 * doc/install.texi (specific): Expand Windows build notes.
14032 2008-06-30 Ira Rosen <irar@il.ibm.com>
14034 PR tree-optimization/36648
14035 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
14036 number of prolog iterations by step. Fix the comment.
14038 2008-06-30 Richard Guenther <rguenther@suse.de>
14040 PR middle-end/36671
14041 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
14042 handle calls from ECF_MALLOC functions.
14043 (handle_pure_call): ECF_MALLOC functions do not return
14045 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
14047 2008-06-29 Andreas Schwab <schwab@suse.de>
14049 * config/m68k/m68k.c (print_operand): Always print a float
14051 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
14052 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
14055 * config/rs6000/x-linux64: Remove never used file.
14057 2008-06-29 Richard Guenther <rguenther@suse.de>
14059 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
14061 (struct alias_info): Move ...
14062 * tree-ssa-alias.c: ... here.
14063 (update_alias_info): Declare.
14064 (compute_may_aliases): Call it.
14065 (update_alias_info): New function.
14066 * tree-ssa-structalias.c (update_alias_info): Move ...
14067 * tree-ssa-alias.c (update_alias_info_1): ... here.
14068 * tree-ssa-structalias.c (process_constraint_1): Remove
14069 unused from_call argument. Rename to ...
14070 (process_constraint): ... this. Delete old wrapper.
14071 (make_constraint_to): Adjust callers.
14072 (handle_const_call): Likewise.
14073 (handle_pure_call): Likewise.
14074 (init_base_vars): Likewise.
14075 (handle_lhs_call): Likewise. Remove unnecessary constraint.
14076 (find_func_aliases): We don't need structure copies for
14078 (make_constraint_from_anything): Remove.
14079 (create_variable_info_for): For globals make constraints
14080 from escaped, not from anything.
14081 (compute_points_to_sets): Do not call update_alias_info.
14082 (ipa_pta_execute): Use make_constraint_from.
14084 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14086 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
14087 (bitmap.o-warn, dominance.o-warn): New.
14088 * configure.ac (cxx_compat_warn): Delete.
14089 (loose_warn): Add -Wcast-qual and -Wc++-compat.
14090 * system.h: Remove #pragma diagnostic for -Wcast-qual and
14092 * configure: Regenerate.
14094 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
14097 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14099 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
14100 * df-scan.c (df_notes_rescan): Likewise.
14101 * ggc-page.c (set_page_table_entry): Likewise.
14102 * intl.c (gcc_gettext_width): Likewise.
14103 * varasm.c (get_unnamed_section, get_noswitch_section,
14104 get_section): Likewise.
14106 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
14108 * regrename.c (build_def_use): Don't copy RTX.
14110 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
14112 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
14113 (Type Attributes): Fix nesting of @table and @subsection. Adjust
14114 punctuation. Use @ref instead of @xref.
14115 (Function Names): Remove stray @display/@end display.
14116 (C++ Attributes): Use @ref instead of @xref.
14117 (Deprecated Features): Fix punctuation around @xref.
14118 (Backwards Compatibility): Likewise.
14119 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
14121 2008-06-28 Joseph Myers <joseph@codesourcery.com>
14123 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
14124 constants for E500 double.
14126 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14128 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
14129 element type of const_vector.
14131 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
14133 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
14134 Remove FLAGS_REG clobber from expander pattern.
14135 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
14136 (anddi3, andsi3, andhi3, andqi3): Ditto.
14137 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
14138 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
14139 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
14140 (ashlsi3, ashlhi3, ashlqi3): Ditto.
14141 (ashrsi3, ashrhi3, ashrqi3): Ditto.
14142 (lshrsi3, lshrhi3, lshrqi3): Ditto.
14143 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
14144 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
14146 2008-06-28 Richard Guenther <rguenther@suse.de>
14148 * tree-ssa-structalias.c (callused_id, var_callused,
14149 callused_tree): Add.
14150 (handle_pure_call): New function.
14151 (find_func_aliases): Call it.
14152 (find_what_p_points_to): Handle the call-used set.
14153 (clobber_what_escaped): Likewise.
14154 (compute_call_used_vars): New function.
14155 (init_base_vars): Init the call-used variable.
14156 (do_sd_constraint): Do not propagate the solution from CALLUSED
14157 but use CALLUSED as a placeholder.
14158 (solve_graph): Likewise.
14159 * tree-flow-inline.h (gimple_call_used_vars): New function.
14160 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
14161 (compute_call_used_vars): Declare.
14162 * tree-ssa-alias.c (set_initial_properties): Call
14163 compute_call_used_vars.
14164 (reset_alias_info): Clear call-used variables.
14165 (add_call_clobber_ops): Assert we are not called for const/pure
14166 functions. Remove handling of them.
14167 (add_call_read_ops): Handle pure functions by adding the
14168 call-used set of variables as VUSEs.
14169 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
14170 (delete_tree_ssa): Free it.
14171 * tree-dfa.c (remove_referenced_var): Clear the var from the
14174 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
14176 * tree.c (build_varargs_function_type_list): New.
14177 (build_function_type_list_1): New.
14178 (build_function_type_list): Use build_function_type_list_1.
14179 * tree.h (build_varargs_function_type_list): New.
14181 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
14184 * config/spu/spu.c (spu_builtin_splats): Do not generate
14185 invalid CONST_VECTOR expressions.
14186 (spu_expand_vector_init): Likewise.
14188 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
14190 * optabs.c (libfunc_decls): New variable.
14191 (libfunc_decl_hash, libfunc_decl_eq): New functions.
14192 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
14193 for the same function twice.
14195 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
14197 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
14198 ix86_expand_binary_operator directly.
14199 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
14201 (*ashrti3_1): Ditto.
14202 (*lshrti3_1): Ditto.
14203 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
14204 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
14205 using only one splitter. Conditionaly execute splitter before or
14206 after peephole2 pass.
14207 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
14208 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
14209 Use only one alternative in asm template.
14210 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
14212 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
14213 "J" operand constraint for operand 2.
14214 (*ashldi3_cconly_rex64): Ditto.
14215 (*ashrdi3_cmp_rex64): Ditto.
14216 (*ashrdi3_cconly_rex64): Ditto.
14217 (*lshrdi3_cmp_rex64): Ditto.
14218 (*lshrdi3_cconly_rex64): Ditto.
14219 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
14220 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
14221 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
14224 2008-06-27 Jakub Jelinek <jakub@redhat.com>
14226 * gimplify.c (omp_is_private): Don't return true if decl is not
14227 already private on #pragma omp for or #pragma omp parallel for.
14230 * tree-cfg.c (struct move_stmt_d): Replace block field with
14231 orig_block and new_block fields.
14232 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
14233 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
14234 (move_block_to_fn): Replace vars_map and new_label_map arguments
14235 with struct move_stmt_d pointer.
14236 (replace_block_vars_by_duplicates): New function.
14237 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
14238 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
14239 all subblocks of ORIG_BLOCK to the new function. Call
14240 replace_block_vars_by_duplicates.
14241 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
14242 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
14243 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
14244 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
14245 (expand_omp): Temporarily set input_location to the location of
14246 region's controlling stmt.
14247 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
14248 BIND_EXPR, push ctx->block_vars and gimplification vars into
14249 the BIND_EXPR and its block's BLOCK_VARS instead of directly
14250 into dest function.
14251 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
14252 there are any BLOCK_VARS.
14253 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
14254 OMP_PARALLEL or OMP_TASK stmt.
14255 (lower_omp): Save and restore input_location around the lower_omp_1
14258 2008-06-27 Richard Guenther <rguenther@suse.de>
14260 PR tree-optimization/36400
14261 PR tree-optimization/36373
14262 PR tree-optimization/36344
14263 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
14264 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
14265 (update_alias_info): Remove call clobbering code.
14266 (make_constraint_to): New helper function.
14267 (make_escape_constraint): Likewise.
14268 (handle_rhs_call): Use it on all pointer containing arguments.
14269 Also mark the static chain escaped.
14270 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
14271 instead of ANYTHING.
14272 (make_constraint_from): New helper split out from ...
14273 (make_constraint_from_anything): ... here.
14274 (find_func_aliases): Add constraints for escape sites.
14275 (intra_create_variable_infos): Make constraints from NONLOCAL
14277 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
14279 (clobber_what_p_points_to): Remove.
14280 (clobber_what_escaped): New function.
14281 (init_base_vars): Init NONLOCAL and ESCAPED.
14282 (do_sd_constraint): Do not propagate the solution from ESCAPED
14283 but use ESCAPED as a placeholder.
14284 (solve_graph): Likewise.
14285 * tree-flow.h (clobber_what_p_points_to): Remove.
14286 (clobber_what_escaped): Declare.
14287 * tree-ssa-alias.c (set_initial_properties): Call it.
14288 Remove code clobbering escaped pointers.
14290 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14292 * function.c (allocate_struct_function): Only allocate a unique
14293 funcdef_no if the decl is nonzero.
14295 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
14297 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
14298 * config/mips/mips.c (mips_split_const_insns): New function.
14299 * config/mips/mips.md (move_type): New attribute.
14300 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
14301 (dword_mode): New attribute.
14302 (type): Avoid long line. Map "move_type"s to "type"s,
14303 choosing "multi" for doubleword moves if appropriate.
14304 Swap MTC/MFC comments to match their declaration order.
14305 (extended_mips16): Default to "yes" if "move_type" is "sll0",
14306 "type" is "branch" or "jal" is "direct".
14307 (length): Handle "extended_mips16" first. Make the default
14308 "0" for "ghost" instructions. Set the length from "move_type".
14309 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
14310 of "type", with "sll0" for the register alternative. Remove the
14311 "extended_mips16" attribute.
14312 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
14313 of "type", with "shift_shift" for the register alternative.
14314 Remove the "length" attribute.
14315 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
14316 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
14317 of "type", with "andi" for the register alternative.
14318 (*zero_extendqihi2): Likewise.
14319 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
14320 of "andi" instead of a "type" of "arith".
14321 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
14323 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
14324 (mov_<store>r, *mov<mode>_ra): Likewise.
14325 (extendsidi2): Use "move_type" instead of "type", with "move"
14326 for the register alternative.
14327 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
14328 of "type", with "signext" for the register alternative.
14329 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
14330 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
14331 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
14332 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
14333 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
14334 (unnamed branch insn): Likewise.
14335 (*movdi_gp32_fp64): Fold into...
14336 (*movdi_32bit): ...here.
14337 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
14338 (*movdf_hardfloat): ...this new pattern.
14339 (*movdf_softfloat): Remove redundant FPR alternatives.
14340 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
14341 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
14342 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
14343 the "move" attribute.
14344 (*movdi_32bit): Use "move_type" instead of "type" and remove the
14345 "length" attribute. Use "fpload" and "fpstore" instead of "load"
14346 and "store" for COP loads and stores.
14347 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
14348 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
14349 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
14350 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
14351 (*movtf_mips16, *movv2sf): Likewise.
14352 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
14353 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
14354 (mfhc1<mode>): Use "move_type" instead of "move".
14355 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
14356 (loadgp_blockage): Remove the "length" attribute.
14357 (blockage, set_got_version, update_got_version): Likewise.
14358 (call_internal): Remove the "extended_mips16" attribute.
14359 (call_value_internal, call_value_multiple_internal): Likewise.
14360 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
14362 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
14363 the "length" attribute.
14365 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14367 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
14368 -Wcast-qual warnings.
14369 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
14370 handle_pragma_pop_macro): Likewise.
14371 * collect2.c (resolve_lib_name): Likewise.
14372 * config/arc/arc.c (arc_init): Likewise.
14373 * config/arm/arm.c (neon_builtin_compare,
14374 locate_neon_builtin_icode): Likewise.
14375 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
14376 * config/bfin/bfin.c (bfin_init_machine_status,
14377 bfin_optimize_loop): Likewise.
14378 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
14379 * config/cris/cris.c (cris_init_expanders): Likewise.
14380 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
14381 * config/darwin.c (machopic_indirection_eq,
14382 machopic_indirection_name, machopic_output_indirection): Likewise.
14383 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
14384 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
14385 frv_optimize_membar): Likewise.
14386 * config/i386/cygwin.h (mingw_scan,
14387 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
14388 * config/i386/cygwin1.c (mingw_scan): Likewise.
14389 * config/i386/i386.c (machopic_output_stub): Likewise.
14390 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
14391 i386_pe_unique_section): Likewise.
14392 * config/ia64/ia64.c (ia64_init_machine_status,
14393 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
14395 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
14396 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
14397 * config/m68k/m68k.c (m68k_handle_option,
14398 m68k_sched_md_init_global): Likewise.
14399 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
14400 mcore_unique_section): Likewise.
14401 * config/mips/mips.c (mips_block_move_straight,
14402 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
14404 * config/mmix/mmix.c (mmix_init_machine_status,
14405 mmix_encode_section_info): Likewise.
14406 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
14407 * config/rs6000/rs6000.c (rs6000_init_machine_status,
14408 print_operand_address, output_toc, redefine_groups,
14409 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
14410 * config/s390/s390.c (s390_init_machine_status): Likewise.
14411 * config/score/score.c (score_block_move_straight,
14412 score_block_move_loop_body): Likewise.
14413 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
14414 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
14415 * emit-rtl.c (find_auto_inc): Likewise.
14416 * gcc.c (translate_options, process_command): Likewise.
14417 * reorg.c (dbr_schedule): Likewise.
14418 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
14419 * xcoffout.c (xcoffout_declare_function): Likewise.
14421 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
14423 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
14424 ipa-pta working again.
14426 2008-06-27 David Edelsohn <edelsohn@gnu.org>
14428 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
14431 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
14433 * config.gcc (powerpc*-*-*): Add new core e500mc.
14434 * config/rs6000/e500mc.md: New file.
14435 * config/rs6000/rs6000.c (processor_costs): Add new costs for
14437 (rs6000_override_options): Add e500mc case to
14438 processor_target_table. Altivec and Spe options not allowed
14439 with e500mc. Add isel instruction to e500mc by
14440 default. Initialize rs6000_cost for e500mc.
14441 (rs6000_issue_rate): Set issue rate for e500mc.
14442 * config/rs6000/rs6000.h (processor_type): Add
14443 PROCESSOR_PPCE500MC.
14444 (ASM_CPU_SPEC): Add e500mc.
14445 Set TARGET_ISEL to rs6000_isel.
14446 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
14447 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
14448 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
14450 * doc/invoke.texi: Add e500mc to list of cpus.
14452 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14455 * c-lex.c (lex_charconst): Initialize unsignedp.
14457 2008-06-27 Olivier Hainque <hainque@adacore.com>
14459 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
14460 documented assumptions.
14462 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
14464 * dwarf2out.c: Remove trailing white spaces. Break long line
14467 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
14469 * libfuncs.h (LTI_synchronize): New libfunc_index.
14470 (synchronize_libfunc): Declare.
14471 * builtins.c (expand_builtin_synchronize): Consider using
14472 synchronize_libfunc before falling back on an asm blockage.
14473 * config/mips/mips.c: Include libfuncs.h
14474 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
14476 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
14478 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
14479 parameter. Copy stack_reg to r11 where appropriate.
14480 (no_global_regs_above): Add gpr parameter.
14481 (rs6000_stack_info): Only add padding for SPE save area if we
14482 are saving SPE GPRs and CR.
14483 (saveres_routine_syms): New variable.
14484 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
14486 (rs6000_savres_routine_sym): New function.
14487 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
14489 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
14490 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
14491 Tweak FPR out-of-line saving.
14492 (rs6000_make_savres_rtx): New function.
14493 (rs6000_use_multiple_p): New function.
14494 (rs6000_savres_strategy): New function.
14495 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
14496 out-of-line if appropriate.
14497 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
14498 if we are optimizing for size.
14499 (GP_SAVE_INLINE): Define.
14500 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
14501 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
14502 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
14503 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
14504 (*save_fpregs_<mode>): Add use of r11.
14505 (*restore_gpregs_<mode>): New insn.
14506 (*return_and_restore_gpregs_<mode>): New insn.
14507 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
14509 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
14510 (*restore_gpregs_spe): New insn.
14511 (*return_and_restore_gpregs_spe): New insn.
14512 * config/rs6000/predicates.md (save_world_operation): Fix check.
14514 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14516 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
14517 this point, so assert that.
14519 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
14521 * cfganal.c: Include vec.h and vecprim.h.
14522 (compute_idf): Import from...
14523 * tree-into-ssa (compute_idf): ...here.
14524 * basic-block.h (compute_idf): Export.
14526 2008-06-26 Joseph Myers <joseph@codesourcery.com>
14528 * c-decl.c (merge_decls): Use !current_function_decl to check for
14529 extern declaration of C99 inline function being at file scope.
14531 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
14533 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
14535 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14537 * alias.c (record_alias_subset, init_alias_analysis): Fix
14538 -Wc++-compat and/or -Wcast-qual warnings.
14539 * attribs.c (lookup_attribute_spec): Likewise.
14540 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
14541 copy_bb, connect_traces,
14542 find_rarely_executed_basic_blocks_and_cr): Likewise.
14543 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
14544 note_btr_set, migrate_btr_defs): Likewise.
14545 * builtins.c (result_vector, expand_builtin_memcpy,
14546 expand_builtin_mempcpy_args, expand_builtin_strncpy,
14547 builtin_memset_read_str, expand_builtin_printf,
14548 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
14550 * caller-save.c (mark_set_regs): Likewise.
14551 * calls.c (expand_call, emit_library_call_value_1): Likewise.
14552 * cgraph.c (cgraph_edge): Likewise.
14553 * combine.c (likely_spilled_retval_1): Likewise.
14554 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
14555 htab_counts_entry_del, get_coverage_counts): Likewise.
14556 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
14557 new_cselib_val): Likewise.
14558 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
14559 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
14561 * df-core.c (df_compact_blocks): Likewise.
14562 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
14563 * df-scan.c (df_grow_reg_info, df_ref_create,
14564 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
14565 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
14566 df_record_entry_block_defs, df_record_exit_block_uses,
14567 df_bb_verify): Likewise.
14568 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
14569 DF_REF_EXTRACT_MODE_CONST): New.
14570 * dominance.c (get_immediate_dominator, get_dominated_by,
14571 nearest_common_dominator, root_of_dom_tree,
14572 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
14573 -Wc++-compat and/or -Wcast-qual warnings.
14574 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
14575 record_store, replace_read, check_mem_read_rtx, scan_insn,
14576 dse_step1, dse_record_singleton_alias_set): Likewise.
14577 * dwarf2asm.c (dw2_force_const_mem): Likewise.
14579 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14581 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
14582 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
14583 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
14584 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
14585 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
14586 add_ranges_num, add_ranges_by_labels, file_info_cmp,
14587 file_name_acquire, output_file_names, add_const_value_attribute,
14588 premark_used_types_helper, file_table_eq, file_table_hash,
14589 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
14590 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
14591 -Wcast-qual warnings.
14592 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
14593 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
14594 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
14595 gen_reg_rtx, start_sequence, init_emit): Likewise.
14596 * et-forest.c (et_new_occ, et_new_tree): Likewise.
14597 * except.c (init_eh_for_function, gen_eh_region,
14598 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
14599 arh_to_landing_pad, arh_to_label, add_action_record,
14600 add_call_site, switch_to_exception_section): Likewise.
14601 * expmed.c (synth_mult): Likewise.
14602 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
14603 store_expr): Likewise.
14604 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
14606 * function.c (assign_stack_temp_for_type,
14607 allocate_struct_function, match_asm_constraints_1): Likewise.
14608 * gcov-io.c (gcov_allocate): Likewise.
14609 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
14610 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
14611 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
14612 record_one_set, insert_expr_in_table, insert_set_in_table,
14613 dump_hash_table, compute_hash_table_work, alloc_hash_table,
14614 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
14615 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
14616 -Wcast-qual warnings.
14618 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14620 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
14621 -Wcast-qual warnings.
14622 * gcc.c (process_command): Likewise.
14623 * genattrtab.c (oballoc): Use XOBNEW.
14624 (oballocvec): Define.
14625 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
14626 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
14627 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
14628 -Wc++-compat and/or -Wcast-qual warnings.
14629 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
14630 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
14631 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
14632 gen_presence_absence_set, gen_automaton, gen_regexp_el,
14633 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
14634 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
14635 add_excls, process_presence_absence_names,
14636 process_presence_absence_patterns, add_presence_absence,
14637 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
14638 get_free_state, add_arc, get_free_automata_list_el,
14639 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
14640 transform_3, cache_presence, create_ainsns, create_automata,
14641 create_state_ainsn_table, dfa_insn_code_enlarge,
14642 output_trans_func, output_min_issue_delay_func,
14643 output_dead_lock_func, output_reset_func,
14644 output_get_cpu_unit_code_func, output_dfa_start_func,
14645 expand_automata): Likewise.
14646 * genextract.c (gen_insn): Likewise.
14647 * gengtype-lex.l: Likewise.
14648 * gengtype.c (read_input_list, adjust_field_type,
14649 process_gc_options): Likewise.
14650 * genoutput.c (note_constraint): Likewise.
14651 * genpreds.c (mangle, add_constraint): Likewise.
14652 * genrecog.c (process_define_predicate, new_decision,
14653 add_to_sequence): Likewise.
14654 * gensupport.c (record_insn_name): Likewise.
14656 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14658 * config/i386/driver-i386.c (detect_caches_amd,
14659 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
14660 and/or -Wcast-qual warnings.
14661 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
14662 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
14663 gt_pch_save): Likewise.
14664 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
14665 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
14666 * global.c (compute_regsets): Likewise.
14667 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
14668 finish_graph_dump_file): Likewise.
14669 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
14670 unlink_bb_notes): Likewise.
14671 * integrate.c (get_hard_reg_initial_val): Likewise.
14672 * ipa-prop.c (ipa_push_func_to_list): Likewise.
14673 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
14674 * local-alloc.c (update_equiv_regs): Likewise.
14675 * loop-invariant.c (check_invariant_table_size,
14676 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
14678 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
14679 altered_reg_used, mark_altered): Likewise.
14680 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
14681 insert_var_expansion_initialization,
14682 combine_var_copies_in_loop_exit, apply_opt_in_copies,
14683 release_var_copies): Likewise.
14684 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
14685 analyze_matrix_decl, add_allocation_site, analyze_transpose,
14686 analyze_accesses_for_phi_node, check_var_notmodified_p,
14687 check_allocation_function, find_sites_in_func,
14688 record_all_accesses_in_func, transform_access_sites,
14689 transform_allocation_sites): Likewise.
14690 * omp-low.c (new_omp_region, create_omp_child_function_name,
14691 check_omp_nesting_restrictions, check_combined_parallel,
14692 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
14693 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
14694 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
14695 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
14697 * opts-common.c (prune_options): Likewise.
14698 * opts.c (add_input_filename, print_filtered_help,
14699 get_option_state): Likewise.
14700 * params.c (add_params): Likewise.
14701 * passes.c (set_pass_for_id, next_pass_1,
14702 do_per_function_toporder, pass_fini_dump_file): Likewise.
14703 * postreload.c (reload_cse_simplify_operands): Likewise.
14704 * predict.c (tree_predicted_by_p, tree_predict_edge,
14705 clear_bb_predictions, combine_predictions_for_bb): Likewise.
14707 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14709 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
14711 * recog.c (check_asm_operands, validate_change_1): Likewise.
14712 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
14713 subst_asm_stack_regs): Likewise.
14714 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
14715 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
14716 * regmove.c (reg_is_remote_constant_p): Likewise.
14717 * regrename.c (regrename_optimize, scan_rtx_reg,
14718 kill_clobbered_value, kill_set_value, kill_autoinc_value):
14720 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
14721 regstat_compute_calls_crossed): Likewise.
14722 * reload1.c (init_reload, new_insn_chain,
14723 has_nonexceptional_receiver, reload, copy_reloads,
14724 calculate_needs_all_insns, init_elim_table): Likewise.
14725 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
14726 * rtl.c (shallow_copy_rtx_stat): Likewise.
14727 * rtlanal.c (parms_set): Likewise.
14728 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
14729 sbitmap_resize, sbitmap_vector_alloc): Likewise.
14730 * sched-ebb.c (earliest_block_with_similiar_load,
14731 add_deps_for_risky_insns): Likewise.
14732 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
14733 schedule_region): Likewise.
14734 * see.c (eq_descriptor_pre_extension,
14735 hash_descriptor_pre_extension, hash_del_pre_extension,
14736 eq_descriptor_properties, hash_descriptor_properties,
14737 hash_del_properties, see_seek_pre_extension_expr,
14738 see_initialize_data_structures, see_print_register_properties,
14739 see_print_pre_extension_expr, see_delete_merged_def_extension,
14740 see_delete_unmerged_def_extension, see_emit_use_extension,
14741 see_pre_delete_extension, see_map_extension, see_commit_changes,
14742 see_analyze_merged_def_local_prop,
14743 see_analyze_merged_def_local_prop,
14744 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
14745 see_set_prop_merged_def, see_set_prop_unmerged_def,
14746 see_set_prop_unmerged_use, see_print_one_extension,
14747 see_merge_one_use_extension, see_merge_one_def_extension,
14748 see_store_reference_and_extension, see_update_uses_relevancy,
14749 see_update_defs_relevancy): Likewise.
14750 * statistics.c (hash_statistics_hash, hash_statistics_eq,
14751 hash_statistics_free, curr_statistics_hash): Likewise.
14752 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
14753 expand_asm_operands, expand_return, case_bit_test_cmp,
14754 expand_case): Likewise.
14755 * stor-layout.c (start_record_layout): Likewise.
14756 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
14757 gt_pch_save_stringpool): Likewise.
14758 * tree-data-ref.c (hash_stmt_vertex_info,
14759 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
14760 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
14762 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
14765 * config/i386/i386.md : Change constraints of HImode and QImode
14766 immediate operands from "i" to "n". Change SImode "ni" constraint to
14767 "i" and SImode "rmi" constraint to "g". Remove all constraints
14768 from const0_operand and const1_operand predicated operands.
14769 (i): Change QImode and HImode attribute from "i" to "n".
14770 (*subqi_2): Change HImode operands to QImode.
14773 2008-06-25 Olivier Hainque <hainque@adacore.com>
14775 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
14778 2008-06-25 Richard Guenther <rguenther@suse.de>
14780 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
14781 not overflow the result type.
14783 2008-06-25 Richard Guenther <rguenther@suse.de>
14785 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
14786 (vn_lookup): Likewise.
14788 2008-06-25 Richard Guenther <rguenther@suse.de>
14790 PR tree-optimization/35518
14791 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
14792 * tree-sra.c (instantiate_element): Use fold_build3 to build
14794 (try_instantiate_multiple_fields): Likewise.
14796 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14798 * config/rs6000/rs6000.md: Change all string instruction's clobber to
14801 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14803 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
14804 use_backchain_to_restore_sp to true
14805 if the offset of the link register save area would go over the 32k - 1
14806 offset limit of the load
14809 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
14811 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
14812 anchor for the type-punning blurb. Cross-reference "Structures
14813 unions enumerations and bit-fields implementation". Provide a
14814 cast-through-pointer example. Make final sentence self-contained.
14815 * doc/implement-c.texi (Structures unions enumerations and
14816 bit-fields implementation): Cross-reference the type-punning blurb
14817 in the -fstrict-aliasing documentation.
14819 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
14821 PR middle-end/36594
14822 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
14823 the memory instead of the memory itself for the save area.
14825 2008-06-24 Olivier Hainque <hainque@adacore.com>
14826 Nicolas Roche <roche@adacore.com>
14828 * gengtype.c (srcdir_len): size_t instead of int.
14829 (get_file_realbasename): New function. For F a filename, the real
14830 basename of F, with all the path components stripped.
14831 (get_file_srcdir_relative_path): New function. For F a filename, the
14832 relative path to F from $(srcdir).
14833 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
14834 get_file_realbasename. Adjust the head comment.
14835 (get_prefix_langdir_index): New function. For F a filename, return the
14836 lang_dir_names[] relative index of the language directory that is
14838 (get_file_langdir): For F a filename, return the name of the language
14839 directory where F is located.
14840 (get_file_gtfilename): New function. The gt- output file name for an
14842 (get_output_file_with_visibility): Replace in-line computations with
14843 uses of get_file_gtfilename and get_prefix_langdir_index.
14844 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
14846 2008-06-24 Jakub Jelinek <jakub@redhat.com>
14848 PR tree-optimization/36504
14849 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
14850 references without base address.
14852 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14854 PR middle-end/36584
14855 * calls.c (expand_call): Increase alignment for recursive functions.
14857 2008-06-23 Anatoly Sokolov <aesok@post.ru>
14859 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
14860 (TARGET_FUNCTION_VALUE): New define.
14861 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
14862 * config/avr/avr.h (FUNCTION_VALUE): Remove.
14864 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14866 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
14867 (fmod<mode>3): Ditto.
14868 (remainderxf3): Ditto.
14869 (remainder<mode>3): Ditto.
14871 2008-06-23 Jakub Jelinek <jakub@redhat.com>
14874 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
14875 REG is a hard register.
14877 PR tree-optimization/36508
14878 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
14879 499, don't check it at all in release compilers.
14881 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
14883 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
14884 together with SSE_TARGET_MATH to disable insn pattern.
14885 (*fop_<MODEF:mode>_2_i387): Ditto.
14886 (*fop_<MODEF:mode>_3_i387): Ditto.
14888 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
14890 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
14892 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
14894 PR middle-end/34906
14895 * gimplify.c (gimplify_asm_expr): Check the return code of
14896 parse_output_constraint call, set function return and is_inout
14897 value if it failed.
14899 2008-06-22 Ian Lance Taylor <iant@google.com>
14901 * c-lex.c (narrowest_unsigned_type): Change itk to int.
14902 (narrowest_signed_type): Likewise.
14903 * c-typeck.c (c_common_type): Change local variable mclass to enum
14905 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
14906 tcc_comparison, not the tree code itself.
14907 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
14908 (c_expand_expr): Cast modifier to enum expand_modifier.
14909 * c-common.h (C_RID_CODE): Add casts.
14910 (C_SET_RID_CODE): Define.
14911 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
14912 (c_lex_one_token): Add cast to avoid warning.
14913 (c_parser_objc_type_name): Rename local typename to type_name.
14914 (check_no_duplicate_clause): Change code parameter to enum
14916 (c_parser_omp_var_list_parens): Change kind parameter to enum
14918 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
14919 c_parser_omp_list_var_parens.
14920 (c_parser_omp_threadprivate): Likewise.
14921 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
14922 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
14923 * c-format.c (NO_FMT): Define.
14924 (printf_length_specs): Use NO_FMT.
14925 (asm_fprintf_length_specs): Likewise.
14926 (gcc_diag_length_specs): Likewise.
14927 (scanf_length_specs): Likewise.
14928 (strfmon_length_specs): Likewise.
14929 (gcc_gfc_length_specs): Likewise.
14930 (printf_flag_specs): Change 0 to STD_C89.
14931 (asm_fprintf_flag_specs): Likewise.
14932 (gcc_diag_flag_specs): Likewise.
14933 (gcc_cxxdiag_flag_specs): Likewise.
14934 (scanf_flag_specs): Likewise.
14935 (strftime_flag_specs): Likewise.
14936 (strfmon_flag_specs): Likewise.
14937 (print_char_table): Likewise.
14938 (asm_fprintf_char_table): Likewise.
14939 (gcc_diag_char_table): Likewise.
14940 (gcc_tdiag_char_table): Likewise.
14941 (gcc_cdiag_char_table): Likewise.
14942 (gcc_cxxdiag_char_table): Likewise.
14943 (gcc_gfc_char_table): Likewise.
14944 (scan_char_table): Likewise.
14945 (time_char_table): Likewis.
14946 (monetary_char_table): Likewise.
14947 * c-format.h (BADLEN): Likewise.
14949 2008-06-21 Ian Lance Taylor <iant@google.com>
14951 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
14952 Define END_OF_BASE_TREE_CODES around inclusion.
14953 * tree.c (tree_code_type): New global array.
14954 (tree_code_length, tree_code_name): Likewise.
14955 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
14956 $(lang_tree_files).
14957 (all-tree.def, s-alltree): New targets.
14958 (gencheck.h, s-gencheck): Remove.
14959 (tree.o): Depend upon all-tree.def.
14960 (build/gencheck.o): Remove gencheck.h dependency.
14961 (mostlyclean): Don't remove gencheck.h.
14962 * c-common.h (enum c_tree_code): Remove.
14963 * c-lang.c (tree_code_type): Remove.
14964 (tree_code_length, tree_code_name): Remove.
14965 * gencheck.c (tree_codes): Include all-tree.def, rather than
14966 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
14968 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
14970 * cp/cp-tree.h (enum cplus_tree_code): Remove.
14971 (operator_name_info): Size to MAX_TREE_CODES.
14972 (assignment_operator_name_info): Likewise.
14973 * cp/cp-lang.c (tree_code_type): Remove.
14974 (tree_code_length, tree_code_name): Remove.
14975 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
14976 (assignment_operator_name_info): Likewise.
14977 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
14979 * cp/mangle.c (write_expression): Likewise.
14980 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
14981 * fortran/f95-lang.c (tree_code_type): Remove.
14982 (tree_code_length, tree_code_name): Remove.
14983 * java/java-tree.h (enum java_tree_code): Remove.
14984 * java/lang.c (tree_code_type): Remove.
14985 (tree_code_length, tree_code_name): Remove.
14986 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
14987 * objc/objc-act.h (enum objc_tree_code): Remove.
14988 * objc/objc-lang.c (tree_code_type): Remove.
14989 (tree_code_length, tree_code_name): Remove.
14990 * objcp/objcp-lang.c (tree_code_type): Remove.
14991 (tree_code_length, tree_code_name): Remove.
14992 * ada/ada-tree.h (enum gnat_tree_code): Remove.
14993 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
14994 * ada/misc.c (tree_code_type): Remove.
14995 (tree_code_length, tree_code_name): Remove.
14997 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
14999 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
15000 the grand_bitmap_obstack.
15002 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15004 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
15005 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
15006 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
15007 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
15008 move_stmt_r, new_label_mapper): Likewise.
15009 * tree-complex.c (cvc_lookup): Likewise.
15010 * tree-dfa.c (create_function_ann): Likewise.
15011 * tree-dump.c (dump_register): Likewise.
15012 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
15013 find_phi_replacement_condition): Likewise.
15014 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
15015 tree_function_versioning): Likewise.
15016 * tree-into-ssa.c (cmp_dfsnum): Likewise.
15017 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
15018 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
15019 get_nonlocal_debug_decl, convert_nonlocal_reference,
15020 convert_nonlocal_omp_clauses, get_local_debug_decl,
15021 convert_local_reference, convert_local_omp_clauses,
15022 convert_nl_goto_reference, convert_nl_goto_receiver,
15023 convert_tramp_reference, convert_call_expr): Likewise.
15024 * tree-outof-ssa.c (contains_tree_r): Likewise.
15025 * tree-parloops.c (reduction_phi, initialize_reductions,
15026 eliminate_local_variables_1, add_field_for_reduction,
15027 add_field_for_name, create_phi_for_local_result,
15028 create_call_for_reduction_1, create_loads_for_reductions,
15029 create_stores_for_reduction, create_loads_and_stores_for_name):
15031 * tree-phinodes.c (allocate_phi_node): Likewise.
15032 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
15033 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
15034 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
15035 * tree-ssa-coalesce.c (compare_pairs): Likewise.
15036 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
15037 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
15038 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
15039 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
15040 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
15041 vn_nary_op_insert): Likewise.
15042 * tree-ssa.c (redirect_edge_var_map_add,
15043 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
15044 * tree-vectorizer.c (vectorize_loops): Likewise.
15045 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
15046 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
15047 tree_cons_stat, build1_stat, build_variant_type_copy,
15048 decl_init_priority_lookup, decl_fini_priority_lookup,
15049 decl_priority_info, decl_restrict_base_lookup,
15050 decl_restrict_base_insert, decl_debug_expr_lookup,
15051 decl_debug_expr_insert, decl_value_expr_lookup,
15052 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
15053 type_hash_add, get_file_function_name, tree_check_failed,
15054 tree_not_check_failed, tree_range_check_failed,
15055 omp_clause_range_check_failed, build_omp_clause,
15056 build_vl_exp_stat): Likewise.
15057 * value-prof.c (gimple_histogram_value,
15058 gimple_duplicate_stmt_histograms): Likewise.
15059 * var-tracking.c (attrs_list_insert, attrs_list_copy,
15060 unshare_variable, variable_union_info_cmp_pos, variable_union,
15061 dataflow_set_different_1, dataflow_set_different_2,
15062 vt_find_locations, variable_was_changed, set_variable_part,
15063 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
15064 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
15065 section_entry_hash, object_block_entry_eq,
15066 object_block_entry_hash, create_block_symbol,
15067 initialize_cold_section_name, default_function_rodata_section,
15068 strip_reg_name, set_user_assembler_name, const_desc_eq,
15069 build_constant_desc, output_constant_def, lookup_constant_def,
15070 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
15071 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
15072 default_internal_label): Likewise.
15073 * varray.c (varray_init, varray_grow): Likewise.
15074 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
15076 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
15078 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
15079 operators for "test" insn. Macroize insn using SWI mode macro.
15080 (*jcc_fused_2): Ditto.
15081 (*jcc_fused_3): Macroize insn using SWI mode macro.
15082 (*jcc_fused_4): Ditto.
15084 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
15086 * tree-ssa-pre.c: Fix typo in comment.
15087 (init_antic, fini_antic): Add explicit funtions for
15088 initializing and deinitializing ANTIC and AVAIL sets.
15089 (create_expression_by_pieces): Fix typo in comment.
15090 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
15091 (execute_pre): Eventually dump details about ANTIC_IN.
15093 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15095 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
15096 * gcc.c (translate_options, init_spec, store_arg, read_specs,
15097 add_to_obstack, file_at_path, find_a_file, execute,
15098 add_preprocessor_option, add_assembler_option, add_linker_option,
15099 process_command, insert_wrapper, do_option_spec, do_self_spec,
15100 spec_path, do_spec_1, is_directory, main, used_arg,
15101 getenv_spec_function): Likewise.
15102 * tlink.c (symbol_hash_lookup, file_hash_lookup,
15103 demangled_hash_lookup, symbol_push, file_push, frob_extension):
15106 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15108 * doc/rtl.texi: Updated subreg section.
15110 2008-06-19 Jakub Jelinek <jakub@redhat.com>
15113 * cgraphunit.c (cgraph_process_new_functions): Don't clear
15114 node->needed and node->reachable.
15115 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
15116 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
15117 (expand_task_call): Don't call expand_task_copyfn.
15118 (expand_task_copyfn): Renamed to...
15119 (finalize_task_copyfn): ... this.
15121 2008-06-19 Jan Hubicka <jh@suse.cz>
15123 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
15124 clobbering framepointer.
15126 2008-06-19 Jan Hubicka <jh@suse.cz>
15128 * tree-optimize.c (execute_early_local_optimizations): Set
15129 cgraph_state only at first invocation.
15131 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15133 * system.h (-Wc++-compat): Activate as a warning, no an error.
15135 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15137 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
15138 instead of "#" in insn asm template.
15139 (*jcc_fused_2): Ditto.
15141 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
15143 * config/i386/i386.h (ix86_tune_indices)
15144 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
15145 (TARGET_FUSE_CMP_AND_BRANCH): New define.
15146 * config/i386/i386.md (*jcc_fused_1): New insn pattern
15147 (*jcc_fused_2): Ditto.
15148 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
15149 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
15150 (print operand): Handle 'E' and 'e' code.
15152 2008-06-19 Anatoly Sokolov <aesok@post.ru>
15154 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
15155 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
15156 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
15158 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
15160 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
15162 (cgraph_expand_function): Use local copy of decl.
15163 (cgraph_expand_all_functions): Remove redundant initialization of
15165 (cgraph_optimize): Reword internal_error message.
15167 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
15169 * arm-protos.h (arm_return_in_memory): Remove public
15170 arm_return_in_memory() prototype.
15171 * arm.c (arm_return_in_memory): Add static prototype, add target
15172 hook macro, change definition and comments.
15173 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
15175 2008-06-19 Ben Elliston <bje@au.ibm.com>
15177 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
15178 real.c: Remove references to IEEE 754R.
15179 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
15180 * doc/libgcc.texi (Decimal float library routines): Likewise.
15182 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15184 * targhooks.h (struct gcc_target): New member unwind_word_mode.
15185 (default_unwind_word_mode): Add prototype.
15186 * targhooks.c (default_unwind_word_mode): New function.
15187 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
15188 instead of word_mode.
15189 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
15190 (TARGET_INITIALIZER): Use it.
15192 * c-common.c (handle_mode_attribute): Support "unwind_word"
15194 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
15196 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
15197 word_mode to access SjLj_Function_Context member "data".
15198 (sjlj_emit_dispatch_table): Likewise. Also, perform type
15199 conversion from targetm.eh_return_filter_mode () to
15200 targetm.unwind_word_mode () if they differ.
15202 * builtin-types.def (BT_UNWINDWORD): New primitive type.
15203 (BT_FN_UNWINDWORD_PTR): New function type.
15204 (BT_FN_WORD_PTR): Remove.
15205 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
15206 * except.c (expand_builtin_extend_pointer): Convert pointer to
15207 targetm.unwind_word_mode () instead of word_mode.
15209 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
15210 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
15211 (spu_unwind_word_mode): New function.
15212 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
15213 (TARGET_UNWIND_WORD_MODE): Define.
15214 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
15216 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
15218 * config/spu/spu.c (reg_align): Remove.
15219 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
15220 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
15221 (spu_split_store): Likewise.
15223 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
15225 * gcc/tree-vn.c: Fix typo in comment.
15227 2008-06-18 Jan Hubicka <jh@suse.cz>
15229 * cgraphunit.c (cgraph_optimize): Output debug info when doing
15230 toplevel reorder too.
15232 2008-06-18 Jan Hubicka <jh@suse.cz>
15234 * c-opts.c (c_common_post_options): PCH is not compatible with
15236 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
15237 -fno-toplevel-reorder by default now.
15239 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15241 PR documentation/30739
15242 * doc/install.texi (Prerequisites): Document dependency on awk.
15244 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
15245 Ian Lance Taylor <iant@google.com>
15247 PR rtl-optimization/35604
15248 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
15249 only want to change jump destinations, not eventual label comparisons.
15251 2008-06-16 Jan Hubicka <jh@suse.cz>
15253 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
15255 (cgraph_analyze_function): Likewise.
15257 2008-06-16 Jan Hubicka <jh@suse.cz>
15259 * cgraph.h (cgraph_mark_if_needed): New function.
15260 * cgraphunit.c (cgraph_mark_if_needed): New function.
15261 * c-decl.c (duplicate_decl): Use it.
15263 2008-06-16 Jan Hubicka <jh@suse.cz>
15265 * cgraph.c (cgraph_add_new_function): When in expansion state, do
15268 2008-06-16 Jan Hubicka <jh@suse.cz>
15270 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
15272 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
15273 Kazu Hirata <kazu@codesourcery.com>
15274 Maxim Kuvyrkov <maxim@codesourcery.com
15276 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
15277 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
15278 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
15279 EXTRA_SPEC_FUNCTIONS.
15280 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
15281 (DRIVER_SELF_SPECS): Adjust.
15282 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
15283 * config/mips/st.h, config/mips/t-st: New.
15284 * config/mips/driver-native.c, config/mips/x-native: New.
15285 * doc/invoke.texi (MIPS): Document 'native' value for -march and
15288 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
15290 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
15292 (ISA_HAS_FP_CONDMOVE): New macro.
15293 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
15294 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
15295 (ISA_HAS_NMADD3_NMSUB3): New macro.
15296 * config/mips/mips.c (mips_rtx_costs): Update.
15297 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
15298 compiling for ST Loongson 2E/2F.
15299 (madd<mode>): Rename to madd4<mode>. Update.
15300 (madd3<mode>): New pattern.
15301 (msub<mode>): Rename to msub4<mode>. Update.
15302 (msub3<mode>): New pattern.
15303 (nmadd<mode>): Rename to nmadd4<mode>. Update.
15304 (nmadd3<mode>): New pattern.
15305 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
15306 (nmadd3<mode>_fastmath): New pattern.
15307 (nmsub<mode>): Rename to nmsub4<mode>. Update.
15308 (nmsub3<mode>): New pattern.
15309 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
15310 (nmsub3<mode>_fastmath): New pattern.
15311 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
15313 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
15315 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
15316 (DF_REF_INSN_INFO): New.
15317 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
15318 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
15319 with a NULL DF_REF_INSN_INFO.
15320 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
15322 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
15323 DF_INSN_INFO_EQ_USES): New.
15324 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
15325 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
15326 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
15327 * df-core.c: Update comment for above changes.
15328 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
15329 DF_INSN_UID_* macros.
15330 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
15331 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
15332 insn rtx. Update all callers.
15333 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
15334 df_ref_create_structure, df_insn_refs_collect): Likewise.
15335 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
15336 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
15337 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
15338 macros to access the insn refs.
15339 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
15340 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
15341 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
15342 for accessing the refs.
15343 (try_fwprop_subst): Likewise.
15344 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
15345 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
15346 for accessing the refs.
15347 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
15348 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
15349 to look at the insn refs.
15350 (record_uses): Likewise.
15351 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
15353 (mark_artificial_uses): Don't mark_insn for artificial refs.
15354 (mark_reg_rependencies): Likewise.
15356 * doc/rtl.texi: Remove documentation of ADDRESSOF.
15358 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15360 * configure: Regenerate.
15362 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15364 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
15365 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15366 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15368 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15370 * config/avr/avr.c (avr_mcu_t): Add attiny167.
15371 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15372 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15374 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
15376 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
15377 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15378 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15380 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15382 * tree-ssa-sccvn.c: Fix format of comments.
15384 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
15386 * cgraph.c: Remove unneeded forward declarations of eq_node()
15389 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
15391 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
15393 (see_update_relevancy): Likewise.
15394 * fwprop.c (try_fwprop_subst): Likewise.
15395 * rtlanal.c (noop_move_p): Likewise.
15396 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
15397 notes to non-existing libcall blocks.
15398 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
15400 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
15401 (dead_libcall_p): Remove.
15402 (delete_trivially_dead_insns): Don't use it.
15403 * web.c (union_defs): Remove comment about keeping nops.
15404 * gcse.c (hash_scan_insn): Don't take libcall pointers.
15405 (compute_hash_table_work): Don't track libcall notes.
15406 (do_local_cprop): Don't take libcall pointers. Don't update
15408 (adjust_libcall_notes): Deleted.
15409 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
15410 ever have existed in the first place).
15411 (replace_store_insn): Don't try to remove libcall notes.
15412 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
15413 (resolve_reg_notes): Don't call them.
15414 (resolve_simple_move): Likewise.
15415 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
15416 Don't remove REG_RETVAL notes.
15417 * emit-rtl.c (try_split): Don't update libcall notes.
15418 (emit_copy_of_insn_after): Dito.
15419 * cselib.c (cselib_current_insn_in_libcall): Remove.
15420 (cselib_process_insn): Don't set/clear it.
15421 (new_elt_loc_list): Don't record it.
15422 (cselib_init): Don't initialize it.
15423 * cselib.c (struct elt_loc_list): Remove in_libcall field.
15424 * loop-invariant.c (find_invariant_insn): Don't look for libcall
15426 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
15427 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
15428 (init_deps): Don't initialize it.
15429 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
15430 * combine.c (delete_noop_moves): Don't update libcall notes.
15431 (can_combine_p): Remove now pointless #if 0 block.
15432 (try_combine): Remove another obsolete #if 0 block.
15433 (distribute_notes): Don't distribute libcall notes.
15434 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
15435 * dce.c (libcall_dead_p): Remove.
15436 (delete_unmarked_insns): Don't handle libcall blocks.
15437 (preserve_libcall_for_dce): Remove.
15438 (prescan_insns_for_dce): Don't special-case libcall block insns.
15439 * reload1 (reload): Don't handle libcall notes.
15440 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
15443 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15445 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
15446 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15447 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15449 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
15451 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
15452 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
15453 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
15455 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15457 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
15459 2008-06-16 Ira Rosen <irar@il.ibm.com>
15461 PR tree-optimization/36493
15462 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
15463 the arguments list. Use VECTYPE to create vector pointer.
15464 (vectorizable_store): Fail if accesses through a pointer to vectype
15465 do not alias the original memory reference operands.
15466 Call vect_create_data_ref_ptr without the removed argument.
15467 (vectorizable_load): Likewise.
15468 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
15471 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
15474 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
15475 reg_equiv_constant.
15477 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
15479 * config/mips/loongson2ef.md: New file.
15480 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
15481 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
15482 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
15483 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
15484 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
15486 (loongson2ef.md): New include.
15487 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
15488 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
15489 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
15490 (loongson_gt_<mode>, loongson_extract_halfword)
15491 (loongson_insert_halfword_0, loongson_insert_halfword_2)
15492 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
15493 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
15494 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
15495 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
15496 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
15497 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
15498 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
15499 (vec_interleave_low<mode>): Define type attribute.
15500 * config/mips/mips.c (mips_ls2): New static variable.
15501 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
15502 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
15503 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
15504 Implement target scheduling hooks.
15505 (mips_multipass_dfa_lookahead): Update to handle tuning for
15507 (mips_sched_init): Initialize data for Loongson scheduling.
15508 (mips_ls2_variable_issue): New static function.
15509 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
15511 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
15512 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
15513 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
15514 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
15515 Handle ST Loongson 2E/2F cores.
15516 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
15518 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15520 * omp-low.c (extract_omp_for_data): Fix comment typo.
15523 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15525 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
15526 FIXME note about gcc/config.guess.
15527 * doc/options.texi (Option file format): Remove non-ASCII bytes.
15528 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
15529 * doc/cppopts.texi: Likewise.
15530 * doc/extend.texi: Likewise.
15531 * doc/gcc.texi: Likewise.
15532 * doc/gccint.texi: Likewise.
15533 * doc/gcov.texi: Likewise.
15534 * doc/gty.texi: Likewise.
15535 * doc/hostconfig.texi: Likewise.
15536 * doc/install.texi: Likewise.
15537 * doc/invoke.texi: Likewise.
15538 * doc/loop.texi: Likewise.
15539 * doc/makefile.texi: Likewise.
15540 * doc/md.texi: Likewise.
15541 * doc/passes.texi: Likewise.
15542 * doc/tm.texi: Likewise.
15543 * doc/tree-ssa.texi: Likewise.
15544 * doc/trouble.texi: Likewise.
15546 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
15547 Nathan Sidwell <nathan@codesourcery.com>
15548 Maxim Kuvyrkov <maxim@codesourcery.com>
15549 Richard Sandiford <rdsandiford@googlemail.com>
15551 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
15552 * config/mips/mips-protos.h (mips_expand_vector_init): New.
15553 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
15555 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
15556 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
15557 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
15559 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
15560 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
15561 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
15562 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
15563 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
15564 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
15565 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
15566 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
15567 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
15568 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
15569 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
15570 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
15571 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
15572 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
15573 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
15574 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
15575 (mips_builtins): Add Loongson builtins.
15576 (mips_loongson_2ef_bdesc): New.
15577 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
15578 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
15579 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
15580 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
15582 (mips_expand_vector_init): New.
15583 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
15584 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
15586 * config/mips/mips.md: Add unspec numbers for Loongson
15587 builtins. Include loongson.md.
15588 (MOVE64): Include Loongson vector modes.
15589 (SPLITF): Include Loongson vector modes.
15590 (HALFMODE): Handle Loongson vector modes.
15591 * config/mips/loongson.md: New.
15592 * config/mips/loongson.h: New.
15593 * config.gcc: Add loongson.h header for mips*-*-* targets.
15594 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
15596 2008-06-14 Joseph Myers <joseph@codesourcery.com>
15598 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
15599 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
15600 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
15601 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
15602 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
15603 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
15604 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
15605 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
15606 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
15607 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
15608 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
15609 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
15610 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
15611 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
15612 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
15613 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
15614 Remove use_fixproto=yes.
15615 (ia64*-*-hpux*): Remove comment about using fixproto.
15616 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
15618 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15620 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
15622 * configure: Regenerate.
15624 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
15626 PR middle-end/36520
15627 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
15628 before evaluating it.
15630 2008-06-13 Jakub Jelinek <jakub@redhat.com>
15633 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
15634 nested inline functions.
15635 (start_decl, start_function): Don't invert DECL_EXTERNAL
15636 for nested inline functions.
15638 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15640 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
15641 splits that must be made for correctness.
15643 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
15645 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
15646 (AVAIL_NON_MIPS16): Likewise.
15647 (mips_builtin_description): Replace target_flags with a predicate.
15648 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
15649 (dspr2_32): New availability predicates.
15650 (MIPS_BUILTIN): New macro.
15651 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
15652 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
15653 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
15654 Replace the TARGET_FLAGS parameters with AVAIL parameters.
15655 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
15656 (mips_dsp_32only_bdesc): Merge into...
15657 (mips_builtins): ...this new array.
15658 (mips_bdesc_map, mips_bdesc_arrays): Delete.
15659 (mips_init_builtins): Update after above changes.
15660 (mips_expand_builtin_1): Merge into...
15661 (mips_expand_builtin): ...here and update after above changes.
15663 2008-06-12 Paul Brook <paul@codesourcery.com>
15665 * longlong.h (__arm__): Define count_leading_zeros.
15666 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
15667 (clzsi2, clzdi2): New functions.
15668 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
15669 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
15670 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
15671 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
15672 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
15673 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
15674 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
15675 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
15676 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
15677 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
15679 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
15681 * config/m68k/m68k.c (m68k_tune_flags): New.
15682 (override_options): Compute m68k_tune_flags.
15683 (MULL_COST, MULW_COST): Update for various variants of CFV2.
15684 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
15686 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15688 PR middle-end/36506
15689 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
15691 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15693 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
15694 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
15696 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
15698 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
15699 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
15701 2008-06-12 Jakub Jelinek <jakub@redhat.com>
15703 PR middle-end/36506
15704 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
15707 2008-06-12 Richard Guenther <rguenther@suse.de>
15709 PR tree-optimization/36345
15710 * tree-flow.h (struct ptr_info_def): Align escape_mask,
15711 add memory_tag_needed flag.
15712 (may_alias_p): Declare.
15713 * tree-ssa-alias.c (may_alias_p): Export.
15714 (set_initial_properties): Use memory_tag_needed flag.
15715 (update_reference_counts): Likewise.
15716 (reset_alias_info): Reset memory_tag_needed flag.
15717 (create_name_tags): Check memory_tag_needed flag.
15718 (dump_points_to_info_for): Dump it.
15719 * tree-ssa-structalias.c (struct variable_info): Remove
15720 directly_dereferenced flag.
15721 (new_var_info): Do not initialize it.
15722 (process_constraint_1): Do not set it.
15723 (update_alias_info): Set is_dereferenced flag.
15724 (set_uids_in_ptset): Use may_alias_p.
15725 (set_used_smts): Check memory_tag_needed flag.
15726 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
15727 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
15728 memory_tag_needed flag.
15729 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
15730 from broken design.
15732 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
15734 * config/i386/i386.c (ix86_compute_frame_layout): Disable
15735 red zone for w64 abi.
15736 (ix86_expand_prologue): Likewise.
15737 (ix86_force_to_memory): Likewise.
15738 (ix86_free_from_memory): Likewise.
15740 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
15743 * config/rs6000/rs6000.c (rs6000_override_options): Set
15744 rs6000_isel conditionally to the absence of comand line override.
15745 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
15746 Remove duplicate rs6000_isel setting.
15747 * config/rs6000/eabispe.h: Ditto.
15749 2008-06-11 Richard Guenther <rguenther@suse.de>
15751 * alias.c (get_alias_set): Use the element alias-set for arrays.
15752 (record_component_aliases): For arrays and vectors do nothing.
15753 * c-common.c (strict_aliasing_warning): Handle the cases
15754 of alias set zero explicitly.
15755 * Makefile.in (dfp.o-warn): Add -Wno-error.
15757 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15759 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
15761 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
15762 tune_32 tune_64 to supported_defaults. Allow values not
15763 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
15764 x86_64. Do not override cpu_32 or cpu_64 values from target name.
15765 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
15766 with_cpu_64 to generic for 64-bit-supporting configurations, not
15767 with_cpu. Remove FIXMEs.
15768 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
15769 --with-arch-64, --with-tune-32, --with-tune-64): Document.
15770 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
15771 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
15772 arch_32 and arch_64.
15774 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
15775 Olivier Hainque <hainque@adacore.com>
15777 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
15778 Use DECL_SIZE_UNIT to retrieve the size of the field.
15780 2008-06-11 Joseph Myers <joseph@codesourcery.com>
15782 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
15783 with function calls after declarations. Lay out
15784 neon_float_type_node before further use.
15786 2008-06-11 Richard Guenther <rguenther@suse.de>
15788 * tree-flow.h (may_point_to_global_var): Declare.
15789 * tree-ssa-alias.c (may_point_to_global_var): New function.
15790 * tree-ssa-sink.c (is_hidden_global_store): Use it.
15792 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
15794 * configure.ac: Teach that fido supports .debug_line.
15795 * configure: Regenerate.
15797 2008-06-10 Tom Tromey <tromey@redhat.com>
15799 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
15802 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15804 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
15805 (encode_decimal64, decode_decimal64, encode_decimal128,
15806 decode_decimal128): Reverse order of 32-bit parts of value if host
15807 and target endianness differ.
15809 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
15811 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
15812 Avoid division by 0.
15813 (tree_mod_pow2_value_transform): Likewise.
15814 (tree_ic_transform): Likewise.
15815 (tree_stringops_transform): Likewise.
15816 (tree_mod_subtract_transform): Likewise.
15817 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
15818 (copy_edges_for_bb): Likewise.
15819 (initialize_cfun): Likewise.
15821 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15823 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
15824 nonmemory_operand. Add "N" operand constraint.
15826 (*jcc_btdi_mask_rex64): New instruction and split pattern.
15827 (*jcc_btsi_mask): Ditto.
15828 (*jcc_btsi_mask_1): Ditto.
15830 2008-06-10 Joseph Myers <joseph@codesourcery.com>
15832 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
15833 TYPE_CANONICAL for copied element type.
15835 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
15838 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
15839 Add m_CORE2 and m_GENERIC.
15840 * config/i386/predicates.md (bt_comparison_operator): New predicate.
15841 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
15843 (*jcc_btdi_rex64): New instruction and split pattern.
15844 (*jcc_btsi): Ditto.
15845 (*jcc_btsi_1): Ditto.
15846 (*btsq): Fix Intel asm dialect operand order.
15850 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
15852 PR middle-end/36447
15853 * simplify-rtx.c (simplify_subreg): Add check for shift count
15856 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
15858 * doc/md.texi: Synchronize with later constraints.md change.
15859 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
15860 with a C implementation.
15861 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
15863 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
15864 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
15865 when moving to and from MD_REGNUM.
15866 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
15867 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
15868 Handle byte and halfword moves.
15869 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
15871 * config/mips/constraints.md (h): Turn into NO_REGS.
15872 (l, x): Update documentation.
15873 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
15874 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
15875 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
15876 (HILO): New mode iterator.
15878 (any_div): New code iterator.
15879 (u): Extend code attribute to div and udiv.
15880 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
15881 d_operand in the splitters. Remove redundant CONST_INT checks.
15882 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
15883 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
15884 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
15885 accordingly, using normal moves instead of unspecs to move LO into
15886 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
15887 (<u>mulsidi3): Handle expansion in C code.
15888 (<u>mulsidi3_32bit_internal): Rename to...
15889 (<u>mulsidi3_32bit): ...this.
15890 (<u>mulsidi3_32bit_r4000): Fix insn separator.
15891 (*<u>mulsidi3_64bit): Rename to...
15892 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
15893 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
15894 to set LO and HI to the multiplication result. Use a normal move
15895 for MFLO and an unspec for MFHI.
15896 (*<u>mulsidi3_64bit_parts): Replace with...
15897 (<u>mulsidi3_64bit_hilo): ...this new instruction.
15898 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
15899 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
15900 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
15901 instead of HI. Split the instruction into a separate multiplication
15902 and MFHI if !TARGET_FIX_R4000.
15903 (<su>muldi3_highpart): Likewise.
15904 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
15905 and the "=h" clobber.
15906 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
15907 (<u>mulditi3): New expander.
15908 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
15909 (madsi): Remove "=h" clobber.
15910 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
15911 Force the modulus result to be a GPR and split the instruction into
15912 a division followed by an MFHI after reload.
15913 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
15914 (*lea_high64): Use d_operand in the define_peephole2. Likewise
15915 the MIPS16 HIGH define_split.
15916 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
15917 of acc<->gpr moves to "multi".
15918 (*movdi_64bit): Replace the single "x" alternative with
15919 alternatives for moving into and out of "a".
15920 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
15921 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
15922 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
15923 Use d_operand in the splitters. Remove redundant CONST_INT checks.
15924 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
15925 (movti): New expander.
15926 (*movti, *movti_mips16): New insns.
15927 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
15928 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
15929 (mthi<GPR:mode>_<HILO:mode>): Likewise.
15930 * config/mips/predicates.md (fpr_operand): Delete.
15931 (d_operand): New predicate.
15933 2008-06-09 Michael Meissner <michael.meissner@amd.com>
15935 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
15936 failure on some Bourne shells.
15937 (x86_64-*-*): Ditto.
15939 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
15941 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
15943 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
15945 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
15946 (sparc-sun-solaris2*): Likewise.
15948 2008-06-09 Arnaud Charlet <charlet@adacore.com
15950 * doc/install.texi: Update requirements to build the Ada compiler.
15952 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
15954 * df-scan.c (struct df_scan_problem_data): Remove the
15955 mw_link_pool alloc pool.
15956 (df_scan_free_internal): Don't free it.
15957 (df_scan_alloc): Don't allocate it.
15958 * df.h (struct df_link): Update comment.
15960 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
15962 * except.h: Correct checks for when SJLJ exceptions must be used.
15964 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15966 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
15969 2008-06-08 Joseph Myers <joseph@codesourcery.com>
15971 PR tree-optimization/36218
15972 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
15973 configure for the build system.
15974 (BUILD_LDFLAGS): Define.
15975 * configure: Regenerate.
15976 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
15978 2008-07-08 Anatoly Sokolov <aesok@post.ru>
15981 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
15982 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
15983 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
15985 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
15987 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
15989 2008-06-07 Joseph Myers <joseph@codesourcery.com>
15991 * config.gcc (Obsolete configurations): Remove list of
15993 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
15994 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
15995 targets matched by those patterns.
15996 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
15997 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
15998 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
15999 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
16000 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
16001 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
16002 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
16003 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
16004 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
16005 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
16006 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
16007 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
16008 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
16009 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
16010 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
16011 Make code for Solaris 7 and greater unconditional for Solaris.
16012 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
16013 Remove --with-* handling.
16014 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
16015 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
16016 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
16017 LINK_OS_WINDISS_SPEC): Remove.
16018 * config/rs6000/sysv4.opt (mwindiss): Remove.
16019 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
16020 * configure: Regenerate.
16021 * doc/cpp.texi: Don't mention BeOS.
16022 * doc/extend.texi (interrupt): Don't mention MS1.
16023 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
16024 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
16025 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
16026 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
16027 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
16029 * doc/invoke.texi (MT Options): Remove.
16030 (-mwindiss): Remove.
16031 (CRIS Options): Remove cris-axis-aout references.
16032 (HPPA Options): Don't mention hppa1.1-*-pro.
16033 * doc/md.texi: (MorphoTech family): Remove.
16034 * libgcc2.c: Don't handle UWIN.
16035 * config/alpha/t-unicosmk: Remove.
16036 * config/alpha/unicosmk.h: Remove.
16037 * config/arm/kaos-arm.h: Remove.
16038 * config/arm/kaos-strongarm.h: Remove.
16039 * config/arm/strongarm-coff.h: Remove.
16040 * config/arm/strongarm-elf.h: Remove.
16041 * config/arm/strongarm-pe.h: Remove.
16042 * config/arm/t-strongarm-pe: Remove.
16043 * config/arm/t-xscale-coff: Remove.
16044 * config/arm/t-xscale-elf: Remove.
16045 * config/arm/xscale-coff.h: Remove.
16046 * config/arm/xscale-elf.h: Remove.
16047 * config/chorus.h: Remove.
16048 * config/cris/aout.h: Remove.
16049 * config/cris/aout.opt: Remove.
16050 * config/cris/t-aout: Remove.
16051 * config/i386/beos-elf.h: Remove.
16052 * config/i386/kaos-i386.h: Remove.
16053 * config/i386/ptx4-i.h: Remove.
16054 * config/i386/sco5.h: Remove.
16055 * config/i386/sco5.opt: Remove.
16056 * config/i386/sysv4-cpp.h: Remove.
16057 * config/i386/sysv5.h: Remove.
16058 * config/i386/t-beos: Remove.
16059 * config/i386/t-sco5: Remove.
16060 * config/i386/t-uwin: Remove.
16061 * config/i386/uwin.asm: Remove.
16062 * config/i386/uwin.h: Remove.
16063 * config/kaos.h: Remove.
16064 * config/mips/windiss.h: Remove.
16065 * config/mt: Remove directory.
16066 * config/pa/pa-osf.h: Remove.
16067 * config/pa/pa-pro-end.h: Remove.
16068 * config/pa/t-pro: Remove.
16069 * config/ptx4.h: Remove.
16070 * config/rs6000/beos.h: Remove.
16071 * config/rs6000/kaos-ppc.h: Remove.
16072 * config/rs6000/t-beos: Remove.
16073 * config/rs6000/windiss.h: Remove.
16074 * config/sh/kaos-sh.h: Remove.
16075 * config/sol2-6.h: Remove.
16076 * config/sparc/sol26-sld.h: Remove.
16077 * config/sparc/sysv4-only.h: Remove.
16078 * config/vax/bsd.h: Remove.
16079 * config/vax/t-memfuncs: Remove.
16080 * config/vax/ultrix.h: Remove.
16081 * config/vax/vaxv.h: Remove.
16082 * config/windiss.h: Remove.
16084 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16086 PR rtl-optimization/36438
16087 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
16088 for vector shifts with constant scalar shift operands.
16090 2008-06-06 Sandip Matte <sandip@rmicorp.com>
16092 * doc/invoke.texi: Document -march=xlr.
16093 * config/mips/xlr.md: New file.
16094 * config/mips/mips.md: Include it.
16096 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
16097 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
16098 (mips_rtx_cost_data): Likewise.
16100 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
16102 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
16103 PRE_INC and PRE_DEC cases.
16105 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16107 PR rtl-optimization/36419
16108 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
16109 the emitting jump insn.
16112 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
16113 is not bool, boolify the whole *expr_p and convert to the desired type.
16115 2008-06-06 Jakub Jelinek <jakub@redhat.com>
16117 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
16118 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
16119 Add omp_private_outer_ref hook, add another argument to
16120 omp_clause_default_ctor hook.
16121 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
16122 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
16123 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
16124 hook_tree_tree_tree_tree_null.
16125 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
16126 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
16127 * hooks.c (hook_tree_tree_tree_tree_null): New function.
16128 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
16129 * tree.def (OMP_TASK): New tree code.
16130 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
16131 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
16132 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
16133 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
16134 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
16135 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
16136 OMP_CLAUSE_COLLAPSE_EXPR): Define.
16137 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16138 (OMP_DIRECTIVE_P): Add OMP_TASK.
16139 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
16140 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
16141 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
16142 and OMP_CLAUSE_UNTIED entries.
16143 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
16145 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16146 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
16147 * tree-pretty-print.c (dump_omp_clause): Handle
16148 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
16149 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
16150 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
16151 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
16152 warning about unsigned iterators. Change decl/init/cond/incr
16153 arguments to TREE_VECs, check arguments for all collapsed loops.
16154 (c_finish_omp_taskwait): New function.
16155 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
16157 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
16158 default_function_array_conversion on init. Add par_clauses argument.
16159 If decl is present in parallel's lastprivate clause, change it to
16160 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
16161 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
16162 collapse count in clauses.
16163 (c_parser_omp_for, c_parser_omp_parallel): Adjust
16164 c_parser_omp_for_loop callers.
16165 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
16166 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
16167 (c_parser_omp_clause_name): Handle collapse and untied clauses.
16168 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
16170 (c_parser_omp_clause_schedule): Handle schedule(auto).
16171 Include correct location in the error message.
16172 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
16173 and PRAGMA_OMP_CLAUSE_UNTIED.
16174 (OMP_TASK_CLAUSE_MASK): Define.
16175 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
16176 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
16177 * tree-nested.c (convert_nonlocal_omp_clauses,
16178 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
16179 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
16180 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16181 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
16183 (conver_nonlocal_reference, convert_local_reference,
16184 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
16185 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
16186 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
16187 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
16188 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
16189 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
16190 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
16191 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
16192 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16194 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
16195 * c-common.h (c_finish_omp_taskwait): New prototype.
16196 * gimple-low.c (lower_stmt): Handle OMP_TASK.
16197 * tree-parloops.c (create_parallel_loop): Create 1 entry
16198 vectors for OMP_FOR_{INIT,COND,INCR}.
16199 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16200 (make_edges): Handle OMP_TASK.
16201 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
16202 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16203 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
16204 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
16205 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
16206 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16207 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
16208 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
16209 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
16210 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
16211 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
16212 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
16213 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
16214 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
16215 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
16216 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
16217 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
16218 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
16219 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
16220 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
16221 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
16222 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
16223 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
16224 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
16225 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
16226 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
16227 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
16228 original iterator is present in lastprivate clause or if
16229 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
16230 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16231 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
16232 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
16233 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
16234 if it is set, lookup var in outer contexts too. Handle
16235 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
16236 to be implicitly determined firstprivate for task regions.
16237 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
16238 if it is set, lookup var in outer contexts too. Set
16239 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
16240 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
16241 OMP_CLAUSE_UNTIED. Take region_type as last argument
16242 instead of in_parallel and in_combined_parallel.
16243 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
16245 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
16246 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
16247 (new_omp_context): Set default_kind to
16248 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
16249 (omp_region_type): New enum.
16250 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
16251 fields, add region_type.
16252 (new_omp_context): Take region_type as argument instead of is_parallel
16253 and is_combined_parallel.
16254 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
16255 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
16256 ctx->is_combined_parallel checks.
16257 (gimplify_omp_task): New function.
16258 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
16260 * omp-low.c (extract_omp_for_data): Use schedule(static)
16261 for schedule(auto). Handle pointer and unsigned iterators.
16262 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
16263 Add loops argument. Extract data for collapsed OMP_FOR loops.
16264 (expand_parallel_call): Assert sched_kind isn't auto,
16265 map runtime schedule to index 3.
16266 (struct omp_for_data_loop): New type.
16267 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
16268 Add loop, loops, collapse and iter_type fields.
16269 (workshare_safe_to_combine_p): Disallow combined for if
16270 iter_type is unsigned long long. Don't combine collapse > 1 loops
16271 unless all bounds and steps are constant. Adjust extract_omp_for_data
16273 (expand_omp_for_generic): Handle pointer, unsigned and long long
16274 iterators. Handle collapsed OMP_FOR loops. Adjust
16275 for struct omp_for_data changes. If libgomp function doesn't return
16276 boolean_type_node, add comparison of the return value with 0.
16277 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
16278 pointer, unsigned and long long iterators. Adjust for struct
16279 omp_for_data changes.
16280 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
16281 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
16282 unsigned long long. Allocate loops array, pass it to
16283 extract_omp_for_data. For collapse > 1 loops use always
16284 expand_omp_for_generic.
16285 (omp_context): Add sfield_map and srecord_type fields.
16286 (is_task_ctx, lookup_sfield): New functions.
16287 (use_pointer_for_field): Use is_task_ctx helper. Change first
16288 argument's type from const_tree to tree. Clarify comment.
16289 In OMP_TASK disallow copy-in/out sharing.
16290 (build_sender_ref): Call lookup_sfield instead of lookup_field.
16291 (install_var_field): Add mask argument. Populate both record_type
16292 and srecord_type if needed.
16293 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
16295 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
16296 and DECL_FIELD_OFFSET.
16297 (scan_sharing_clauses): Adjust install_var_field callers. For
16298 firstprivate clauses on explicit tasks allocate the var by value in
16299 record_type unconditionally, rather than by reference.
16300 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
16301 Use is_taskreg_ctx instead of is_parallel_ctx.
16302 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
16303 (create_omp_child_function_name): Add task_copy argument, use
16304 *_omp_cpyfn* names if it is true.
16305 (create_omp_child_function): Add task_copy argument, if true create
16306 *_omp_cpyfn* helper function.
16307 (scan_omp_parallel): Adjust create_omp_child_function callers.
16308 Rename parallel_nesting_level to taskreg_nesting_level.
16309 (scan_omp_task): New function.
16310 (lower_rec_input_clauses): Don't run constructors for firstprivate
16311 explicit task vars which are initialized by *_omp_cpyfn*.
16312 Pass outer var ref to omp_clause_default_ctor hook if
16313 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
16314 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
16315 OMP_CLAUSE_REDUCTION_INIT.
16316 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
16317 avoid duplicate setting of fields. Handle
16318 OMP_CLAUSE_PRIVATE_OUTER_REF.
16319 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
16320 copy-out if TREE_READONLY, only copy-in.
16321 (expand_task_copyfn): New function.
16322 (expand_task_call): New function.
16323 (struct omp_taskcopy_context): New type.
16324 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
16326 (lower_omp_parallel): Rename to...
16327 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16328 Call create_task_copyfn if srecord_type is needed. Adjust
16330 (task_shared_vars): New variable.
16331 (check_omp_nesting_restrictions): Warn if work-sharing,
16332 barrier, master or ordered region is closely nested inside OMP_TASK.
16333 Add warnings for barrier if closely nested inside of work-sharing,
16334 ordered, or master region.
16335 (scan_omp_1): Call check_omp_nesting_restrictions even for
16336 GOMP_barrier calls. Rename parallel_nesting_level to
16337 taskreg_nesting_level. Handle OMP_TASK.
16338 (lower_lastprivate_clauses): Even if some lastprivate is found on a
16339 work-sharing construct, continue looking for them on parent parallel
16341 (lower_omp_for_lastprivate): Add lastprivate clauses
16342 to the beginning of dlist rather than end. Adjust for struct
16343 omp_for_data changes.
16344 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
16345 not after it. Handle collapsed OMP_FOR loops, adjust for
16346 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
16347 (get_ws_args_for): Adjust extract_omp_for_data caller.
16348 (scan_omp_for): Handle collapsed OMP_FOR
16349 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
16350 (lower_omp_single_simple): If libgomp function doesn't return
16351 boolean_type_node, add comparison of the return value with 0.
16352 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
16353 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
16354 (parallel_nesting_level): Rename to...
16355 (taskreg_nesting_level): ... this.
16356 (is_taskreg_ctx): New function.
16357 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
16358 of is_parallel_ctx.
16359 (execute_lower_omp): Rename parallel_nesting_level to
16360 taskreg_nesting_level.
16361 (expand_omp_parallel): Rename to...
16362 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
16363 Call omp_task_call for OMP_TASK regions.
16364 (expand_omp): Adjust caller, handle OMP_TASK.
16365 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
16367 * bitmap.c (bitmap_default_obstack_depth): New variable.
16368 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
16369 if argument is NULL and bitmap_default_obstack is already initialized.
16370 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
16372 * matrix-reorg.c (matrix_reorg): Likewise.
16374 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
16376 * config/i386/i386.md (*indirect_jump): Macroize using P
16377 mode iterator. Remove !TARGET_64BIT from insn constraints.
16378 (*tablejump_1): Ditto.
16379 (*indirect_jump_rex64): Remove insn pattern.
16380 (*tablejump_1_rex64): Ditto.
16381 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
16382 and eh_return_si insn patterns.
16384 2008-06-06 Richard Guenther <rguenther@suse.de>
16386 * tree-ssa-structalias.c (merge_smts_into): Remove.
16387 (find_what_p_points_to): Do not bother to compute the
16388 points-to set for pt_anything pointers.
16389 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
16390 for pt_anything pointers is ok.
16392 2008-06-06 Jan Hubicka <jh@suse.cz>
16394 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
16396 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16398 * cgraph.c: Fix typos in comments.
16399 (cgraph_availability_names): Fix string typo.
16400 * fold-const.c: Fix typos in comments.
16401 (fold_binary): Fix typo in warning.
16402 * genautomata.c: Fix typos in comments.
16403 (check_presence_pattern_sets): Fix typo in local variable.
16404 (output_description): Fix typo in output.
16405 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
16406 * hwint.h: Likewise.
16407 * matrix-reorg.c (check_allocation_function): Likewise.
16408 * omega.c (smooth_weird_equations): Likewise.
16409 * auto-inc-dec.c: Fix typos in comments.
16410 * bb-reorder.c: Likewise.
16411 * builtins.c: Likewise.
16412 * c-common.c: Likewise.
16413 * c-cppbuiltin.c: Likewise.
16414 * c-parser.c: Likewise.
16415 * c-pretty-print.c: Likewise.
16416 * cfgcleanup.c: Likewise.
16417 * cfgexpand.c: Likewise.
16418 * cfghooks.c: Likewise.
16419 * cfglayout.c: Likewise.
16420 * cfgloopmanip.c: Likewise.
16421 * cgraphunit.c: Likewise.
16422 * coverage.c: Likewise.
16423 * dbxout.c: Likewise.
16424 * df-byte-scan.c: Likewise.
16425 * df-core.c: Likewise.
16426 * df-problems.c: Likewise.
16427 * df-scan.c: Likewise.
16429 * dominance.c: Likewise.
16430 * domwalk.c: Likewise.
16432 * dwarf2out.c: Likewise.
16433 * emit-rtl.c: Likewise.
16434 * et-forest.c: Likewise.
16435 * function.c: Likewise.
16436 * function.h: Likewise.
16438 * gcov-io.c: Likewise.
16439 * gcov.c: Likewise.
16440 * gcse.c: Likewise.
16441 * genattrtab.c: Likewise.
16442 * ggc-page.c: Likewise.
16443 * gimplify.c: Likewise.
16444 * gthr-lynx.h: Likewise.
16445 * haifa-sched.c: Likewise.
16446 * ipa-cp.c: Likewise.
16447 * ipa-inline.c: Likewise.
16448 * ipa-prop.h: Likewise.
16449 * ipa-pure-const.c: Likewise.
16450 * ipa-struct-reorg.c: Likewise.
16451 * ipa-struct-reorg.h: Likewise.
16452 * ipa-type-escape.c: Likewise.
16454 * loop-doloop.c: Likewise.
16455 * mips-tfile.c: Likewise.
16456 * mkmap-flat.awk: Likewise.
16457 * mkmap-symver.awk: Likewise.
16458 * modulo-sched.c: Likewise.
16459 * omp-low.c: Likewise.
16460 * optabs.c: Likewise.
16461 * optabs.h: Likewise.
16462 * opts.c: Likewise.
16463 * passes.c: Likewise.
16464 * postreload-gcse.c: Likewise.
16465 * postreload.c: Likewise.
16466 * predict.c: Likewise.
16467 * pretty-print.h: Likewise.
16468 * profile.c: Likewise.
16469 * protoize.c: Likewise.
16470 * ra-conflict.c: Likewise.
16471 * real.c: Likewise.
16472 * recog.c: Likewise.
16473 * regclass.c: Likewise.
16474 * regs.h: Likewise.
16475 * reload.c: Likewise.
16476 * rtl-error.c: Likewise.
16477 * rtlanal.c: Likewise.
16478 * scan.h: Likewise.
16479 * sched-rgn.c: Likewise.
16481 * stmt.c: Likewise.
16482 * target.h: Likewise.
16483 * tree-dfa.c: Likewise.
16484 * tree-eh.c: Likewise.
16485 * tree-flow-inline.h: Likewise.
16486 * tree-inline.c: Likewise.
16487 * tree-into-ssa.c: Likewise.
16488 * tree-loop-distribution.c: Likewise.
16489 * tree-nested.c: Likewise.
16490 * tree-parloops.c: Likewise.
16491 * tree-pass.h: Likewise.
16492 * tree-pretty-print.c: Likewise.
16493 * tree-profile.c: Likewise.
16494 * tree-scalar-evolution.c: Likewise.
16495 * tree-sra.c: Likewise.
16496 * tree-ssa-alias-warnings.c: Likewise.
16497 * tree-ssa-ccp.c: Likewise.
16498 * tree-ssa-coalesce.c: Likewise.
16499 * tree-ssa-dom.c: Likewise.
16500 * tree-ssa-dse.c: Likewise.
16501 * tree-ssa-forwprop.c: Likewise.
16502 * tree-ssa-live.c: Likewise.
16503 * tree-ssa-live.h: Likewise.
16504 * tree-ssa-loop-im.c: Likewise.
16505 * tree-ssa-loop-ivopts.c: Likewise.
16506 * tree-ssa-loop-niter.c: Likewise.
16507 * tree-ssa-loop-prefetch.c: Likewise.
16508 * tree-ssa-phiopt.c: Likewise.
16509 * tree-ssa-phiprop.c: Likewise.
16510 * tree-ssa-sccvn.c: Likewise.
16511 * tree-ssa-ter.c: Likewise.
16512 * tree-ssa-threadupdate.c: Likewise.
16513 * tree-ssa.c: Likewise.
16514 * tree-vect-analyze.c: Likewise.
16515 * tree-vect-transform.c: Likewise.
16516 * tree-vectorizer.c: Likewise.
16517 * tree-vn.c: Likewise.
16518 * tree-vrp.c: Likewise.
16519 * tree.c: Likewise.
16520 * tree.def: Likewise.
16521 * tree.h: Likewise.
16522 * unwind-dw2-fde.c: Likewise.
16523 * unwind.inc: Likewise.
16524 * value-prof.c: Likewise.
16525 * vmsdbgout.c: Likewise.
16527 2008-06-05 David Edelsohn <edelsohn@gnu.org>
16529 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
16530 always place FP constants in the TOC for TARGET_POWERPC64.
16531 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
16533 2008-06-05 Joseph Myers <joseph@codesourcery.com>
16535 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
16536 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
16537 enable for TARGET_E500_DOUBLE.
16538 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
16539 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
16540 floating-point modes like integer modes for E500 double.
16541 (rs6000_legitimate_offset_address_p): Likewise.
16542 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
16543 addressing for DDmode for E500 double.
16544 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
16545 modes as using 64-bits of registers for E500 double.
16546 (spe_build_register_parallel): Do not handle DDmode or TDmode.
16547 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
16548 specially for E500 double.
16549 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
16550 TDmode for E500 double.
16551 (rs6000_gimplify_va_arg): Only handle SDmode in registers
16552 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
16553 (rs6000_split_multireg_move): Do not handle TDmode specially for
16555 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
16556 using 64-bit registers for E500 double.
16557 (emit_frame_save): Do not handle DDmode specially for E500 double.
16558 (gen_frame_mem_offset): Likewise.
16559 (rs6000_function_value): Do not call spe_build_register_parallel
16560 for DDmode or TDmode.
16561 (rs6000_libcall_value): Likewise.
16562 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
16563 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
16566 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
16568 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
16571 2008-06-04 Junjie Gu <jgu@tensilica.com>
16573 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
16574 comparison for frame pointers.
16576 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16579 * config/avr/avr.h (PUSH_ROUNDING): Remove.
16581 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
16584 * builtins.c (expand_builtin_signbit): Don't take lowpart when
16585 register is already smaller or equal to required mode.
16587 2008-06-04 Xinliang David Li <davidxl@google.com>
16589 * tree-call-cdce.c: New file.
16590 (cond_dead_built_in_calls): New static variable.
16591 (input_domain): New struct.
16592 (check_pow): New function.
16593 (check_builtin_call): Ditto.
16594 (check_target_format): Ditto.
16595 (is_call_dce_candidate): Ditto.
16596 (gen_one_condition): Ditto.
16597 (gen_conditions_for_domain): Ditto.
16598 (get_domain): Ditto.
16599 (gen_conditions_for_pow_cst_base): Ditto.
16600 (gen_conditions_for_pow_int_base): Ditto.
16601 (gen_conditions_for_pow): Ditto.
16602 (get_no_error_domain): Ditto.
16603 (gen_shrink_wrap_conditions): Ditto.
16604 (shrink_wrap_one_built_in_call): Ditto.
16605 (shink_wrap_conditional_dead_built_in_calls): Ditto.
16606 (tree_call_cdce): Ditto.
16607 (gate_call_cdce): Ditto.
16608 (pass_call_cdce): New gimple pass.
16609 * passes.c: (init_optimization_passes): New pass.
16610 * tree-pass.h: New pass declaration.
16611 * opts.c (decode_options): New flag setting.
16612 * common.opt: Add -ftree-builtin-call-dce flag.
16613 * Makefile.in: Add new source file.
16614 * tempvar.def: New tv_id.
16615 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
16617 2008-06-04 Richard Guenther <rguenther@suse.de>
16619 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
16620 (is_call_clobbered): Always check var_ann->call_clobbered.
16621 (mark_call_clobbered): Always set var_ann->call_clobbered.
16622 (clear_call_clobbered): Always clear var_ann->call_clobbered.
16623 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
16624 (reset_alias_info): Clear call clobbering info on MTAGs and
16626 (set_pt_anything): Set pt_global_mem.
16627 (create_tag_raw): Adjust comment.
16628 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
16630 2008-06-04 Joseph Myers <joseph@codesourcery.com>
16631 Maxim Kuvyrkov <maxim@codesourcery.com>
16633 * config/m68k/m68k.opt (mxgot): New option.
16634 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
16635 (m68k_output_addr_const_extra): New.
16636 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
16637 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
16638 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
16639 * doc/invoke.texi (M680x0 Options): Document -mxgot.
16641 2008-06-04 Richard Guenther <rguenther@suse.de>
16643 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
16644 negative or non-representable offsets.
16646 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
16648 * config/i386/i386.c (ix86_gen_leave): New.
16649 (ix86_gen_pop1): Likewise.
16650 (ix86_gen_add3): Likewise.
16651 (ix86_gen_sub3): Likewise.
16652 (ix86_gen_sub3_carry): Likewise.
16653 (ix86_gen_one_cmpl2): Likewise.
16654 (ix86_gen_monitor): Likewise.
16655 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
16656 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
16657 ix86_gen_one_cmpl2 and ix86_gen_monitor.
16658 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
16659 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
16660 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
16661 (ix86_expand_epilogue): Updated.
16662 (print_operand): Handle integer register operand for 'z'.
16663 (ix86_expand_strlensi_unroll_1): Likewise.
16664 (ix86_expand_strlen): Likewise.
16665 (ix86_expand_builtin): Likewise.
16666 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
16667 mov{q}/mov{l} and add{q}/add{l}.
16669 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16671 * config/i386/i386.md (P): New mode iterator.
16672 (SFmode push_operand splitter): Macroize DImode and SImode pushes
16673 using P mode iterator.
16674 (DFmode push_operand splitter): Ditto.
16675 (XFmode push_operand splitter): Ditto.
16676 (DFmode float_extend SFmode push_operand splitter): Ditto.
16677 (XFmode float_extend SFmode push_operand splitter): Do not generate
16678 SImode pushes for 64bit target. Macroize Dimode and SImode
16679 pushes using P mode iterator.
16680 (XFmode float_extend DFmode push_operand splitter): Ditto.
16682 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16684 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
16685 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
16686 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
16687 return type to int.
16688 (ix86_call_abi_override): Remove check for call_used_regs.
16690 2008-06-03 Richard Guenther <rguenther@suse.de>
16692 * tree-ssa-structalias.c (find_func_aliases): Add constraints
16693 for the lhs of calls if the return type contains pointers.
16695 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
16697 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
16698 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
16699 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
16700 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
16701 of cfun and DEFAULT_ABI to deceide abi mode.
16702 (DEFAULT_ABI): New.
16703 (REG_PARM_STACK_SPACE): Removed.
16704 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
16705 (STACK_BOUNDARY): Use default target to deceide stack boundary.
16706 * config/i386/i386-protos.h (ix86_cfun_abi): New.
16707 (ix86_function_abi): Likewise.
16708 (ix86_function_type_abi): Likewise.
16709 (ix86_call_abi_override): Likewise.
16710 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
16711 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
16712 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
16713 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
16715 (X86_64_REGPARM_MAX): New.
16716 (X86_64_SSE_REGPARM_MAX): New.
16717 (X64_REGPARM_MAX): New.
16718 (X64_SSE_REGPARM_MAX): New.
16719 (X86_32_REGPARM_MAX): New.
16720 (X86_32_SSE_REGPARM_MAX): New.
16721 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
16722 (ix86_function_regparm): Handle user calling abi.
16723 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
16724 by DEFAULT_ABI versus SYSV_ABI check.
16725 (ix86_reg_parm_stack_space): New.
16726 (ix86_function_type_abi): New.
16727 (ix86_call_abi_override): New.
16728 (ix86_function_abi): New.
16729 (ix86_cfun_abi): New.
16730 (init_cumulative_args): Call abi specific initialization.
16731 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
16732 (function_arg_64): Extend SSE_REGPARM_MAX check.
16733 (function_arg (): Remove TARGET_64BIT_MS_ABI.
16734 (ix86_pass_by_reference): Likewise.
16735 (ix86_function_value_regno_p): Likewise.
16736 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
16737 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
16738 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
16739 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
16740 (setup_incoming_varargs_64): Adjust regparm for call abi.
16741 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
16742 (ix86_va_start): Likewise.
16743 (ix86_gimplify_va_arg): Likewise.
16744 (ix86_expand_prologue): Likewise.
16745 (output_pic_addr_const): Likewise.
16746 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
16747 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
16748 (x86_output_mi_thunk): Likewise.
16749 (x86_function_profiler): Likewise.
16750 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
16751 (SYSV_ABI, MS_ABI): New constants.
16752 (DEFAULT_ABI): New.
16753 (init_regs): Add prototype of function in regclass.c file.
16754 (OVERRIDE_ABI_FORMAT): New.
16755 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
16756 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
16757 (OUTGOING_REG_PARM_STACK_SPACE): New.
16758 (ix86_reg_parm_stack_space): New prototype.
16759 (CUMULATIVE_ARGS): Add call_abi member.
16760 (machine_function): Add call_abi member.
16761 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
16762 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
16764 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
16767 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
16768 (avr_builtin_setjmp_frame_value): New function.
16769 * config/avr/avr.md (nonlocal_goto_receiver): Define.
16770 (nonlocal_goto): Define.
16772 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
16774 * config/mips/mips.c (mips_emit_loadgp): Return early if
16775 there is nothing do to, otherwise emit a blockage if
16776 !TARGET_EXPLICIT_RELOCS || crtl->profile.
16777 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
16779 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16781 * configure.ac: Drop unneeded backslash ending up in config.in.
16782 * acinclude.m4: Likewise.
16783 * config.in: Regenerate.
16785 2008-05-26 Jan Hubicka <jh@suse.cz>
16787 * predict.c (maybe_hot_frequency_p): Break out of...
16788 (maybe_hot_bb_p): ... here.
16789 (maybe_hot_edge_p): New.
16790 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
16791 * basic-block.h (maybe_hot_edge_p): Declare.
16793 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16795 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
16796 (*cmpfp_<mode>_cc): Ditto.
16797 (*fp_jcc_8<mode>_387): Ditto.
16798 (*fop_<MODEF:mode>_2_i387): Ditto.
16799 (*fop_<MODEF:mode>_3_i387): Ditto.
16800 (*fop_xf_2_i387): Ditto.
16801 (*fop_xf_3_i387): Ditto.
16803 2008-06-02 Tomas Bily <tbily@suse.cz>
16805 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
16807 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16809 * config/mips/mips.c (mips_valid_offset_p): New function.
16810 (mips_valid_lo_sum_p): Likewise.
16811 (mips_classify_address): Use them.
16812 (mips_force_address): New function.
16813 (mips_legitimize_address): Use it.
16814 * config/mips/mips.md (MOVE128): New mode iterator.
16815 (movtf): Require TARGET_64BIT. Remove empty strings.
16816 (*movtf_internal): Rename to...
16817 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
16818 of "R" and use {,fp}{load,store} attributes instead of "multi".
16819 Use a separate define_split.
16820 (*movtf_mips16): New pattern.
16822 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16824 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
16825 * config/mips/mips.c (mips_expand_before_return): New function.
16826 (mips_expand_epilogue): Call it.
16827 * config/mips/mips.md (return): Turn into a define_expand.
16828 (*return): New insn.
16830 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
16832 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
16833 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
16834 functions. Do not emit uses and clobbers of CONCATs; individually
16835 use and clobber their operands.
16836 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
16837 gen_clobber, emit_use and gen_use.
16838 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
16839 (expand_builtin_return): Likewise.
16840 * cfgbuild.c (count_basic_blocks): Likewise.
16841 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
16842 * explow.c (emit_stack_restore): Likewise.
16843 * expmed.c (extract_bit_field_1): Likewise.
16844 * expr.c (convert_move, emit_move_complex_parts): Likewise.
16845 (emit_move_multi_word, store_constructor): Likewise.
16846 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
16847 (thread_prologue_and_epilogue_insns): Likewise.
16848 * lower-subreg.c (resolve_simple_move): Likewise.
16849 * optabs.c (widen_operand, expand_binop): Likewise.
16850 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
16851 * reload.c (find_reloads): Likewise.
16852 * reload1.c (eliminate_regs_in_insn): Likewise.
16853 * stmt.c (expand_nl_goto_receiver): Likewise.
16854 * config/alpha/alpha.md (builtin_longjmp): Likewise.
16855 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
16856 * config/arm/arm.c (arm_load_pic_register): Likewise.
16857 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
16858 * config/arm/arm.md (untyped_return): Likewise.
16859 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
16860 * config/avr/avr.c (expand_prologue): Likewise.
16861 * config/bfin/bfin.c (do_unlink): Likewise.
16862 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
16863 * config/cris/cris.c (cris_expand_prologue): Likewise.
16864 * config/darwin.c (machopic_indirect_data_reference): Likewise.
16865 (machopic_legitimize_pic_address): Likewise.
16866 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
16867 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
16868 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
16869 (ix86_expand_convert_uns_didf_sse): Likewise.
16870 (ix86_expand_vector_init_general): Likewise.
16871 * config/ia64/ia64.md (eh_epilogue): Likewise.
16872 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
16873 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
16874 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
16875 (config/iq2000/iq2000.c): Likewise.
16876 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
16877 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
16878 (builtin_longjmp): Likewise.
16879 * config/mn10300/mn10300.md (call, call_value): Likewise.
16880 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
16881 * config/pdp11/pdp11.md (abshi2): Likewise.
16882 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
16883 * config/s390/s390.c (s390_emit_prologue): Likewise.
16884 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
16885 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
16886 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
16887 * config/sh/sh.c (prepare_move_operands): Likewise.
16888 (output_stack_adjust, sh_expand_epilogue): Likewise.
16889 (sh_set_return_address, sh_expand_t_scc): Likewise.
16890 * config/sparc/sparc.c (load_pic_register): Likewise.
16891 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
16892 * config/spu/spu.c (spu_expand_epilogue): Likewise.
16893 * config/v850/v850.c (expand_epilogue): Likewise.
16895 2008-05-31 Anatoly Sokolov <aesok@post.ru>
16897 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
16898 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
16899 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
16900 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
16901 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
16902 stack pointer register.
16903 (output_movhi): Remove code for interrupt specific writing to the
16904 stack pointer register.
16906 2008-05-31 Richard Guenther <rguenther@suse.de>
16908 PR tree-optimization/34244
16909 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
16910 (tree_expr_nonzero_warnv_p): Likewise.
16911 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
16912 ssa_name_nonnegative_p.
16913 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
16914 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
16915 not tree_expr_nonzero_warnv_p.
16917 PR tree-optimization/36262
16919 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
16921 PR tree-optimization/34244
16922 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
16923 (record_numbers_of_iterations): New function.
16924 (execute_vrp): Cache the numbers of iterations of loops.
16925 * tree-scalar-evolution.c (scev_reset_except_niters):
16927 (scev_reset): Use scev_reset_except_niters.
16928 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
16930 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
16932 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
16933 __WORKAROUND_RETS when appropriate.
16935 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
16937 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
16938 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
16940 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
16941 *fop_df_comm_sse insn patterns using MODEF mode iterator.
16942 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
16943 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
16944 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
16945 *fop_df_1_mixed insn patterns using MODEF mode iterator.
16946 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
16947 *fop_df_1_sse insn patterns using MODEF mode iterator.
16948 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
16949 *fop_df_1_i387 insn patterns using MODEF mode iterator.
16950 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
16951 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
16952 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
16953 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
16954 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
16955 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
16956 (*fop_xf_4_i387): Use <MODE> for mode attribute.
16957 (*fop_xf_5_i387): Ditto.
16958 (*fop_xf_6_i387): Ditto.
16960 2008-05-30 Richard Guenther <rguenther@suse.de>
16962 * builtins.c (build_string_literal): Avoid generating
16963 a non-gimple_val result.
16965 2008-05-30 DJ Delorie <dj@redhat.com>
16967 * exec-tool.in: Use an environment variable (private) instead of a
16968 file (shared) as a semaphore, so as to not break parallel builds.
16970 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16972 * optabs.c (maybe_encapsulate_block): Remove.
16973 (emit_libcall_block): Adjust accordingly.
16974 * optabs.h (maybe_encapsulate_block): Remove prototype.
16976 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
16977 Don't use maybe_encapsulate_block.
16979 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
16981 * config/rs6000/rs6000.c (rs6000_legitimize_address,
16982 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
16983 rtx is a SYMBOL_REF before calling get_pool_constant.
16985 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
16987 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
16989 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
16991 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
16992 rather than OS names to choose INO_T_EQ definition.
16993 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
16994 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
16996 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
16999 * config/darwin-f.c: New.
17000 * config/t-darwin: Added rule to build darwin-f.o.
17001 * config.gcc: Defined new variable, fortran_target_objs.
17002 (*-*-darwin*): Set fortran_target_objs.
17003 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
17004 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
17005 * configure: Regenerated.
17007 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
17010 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
17011 canonical type if needed.
17013 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
17015 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
17017 2008-05-29 Richard Guenther <rguenther@suse.de>
17019 PR tree-optimization/36343
17020 PR tree-optimization/36346
17021 PR tree-optimization/36347
17022 * tree-flow.h (clobber_what_p_points_to): Declare.
17023 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
17024 pointed-to variable is dereferenced is irrelevant to whether
17025 the pointer can access the pointed-to variable.
17026 (clobber_what_p_points_to): New function.
17027 * tree-ssa-alias.c (set_initial_properties): Use it.
17028 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
17029 call clobber check for NMTs.
17031 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17033 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
17034 for printing gcov_type.
17036 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17038 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
17039 and the eh region information.
17040 * value-prof.c (gimple_move_stmt_histograms): New function.
17041 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
17043 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
17045 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
17047 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
17049 * value-prof.c (tree_ic_transform): Print counts.
17050 * tree-profile.c (tree_gen_ic_func_profiler):
17051 Clear __gcov_indreict_call_callee variable to avoid misattribution
17054 2008-05-28 Rafael Espíndola <espindola@google.com>
17056 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
17059 2008-05-28 Richard Guenther <rguenther@suse.de>
17061 PR tree-optimization/36339
17062 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
17063 and clobbering code out of the loop.
17065 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17067 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
17070 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
17071 s390_contiguous_bitmask_p, s390_symref_operand_p,
17072 s390_check_symref_alignment, s390_reload_larl_operand,
17073 s390_reload_symref_address): New functions.
17074 (s390_branch_condition_mnemonic): Support compare and branch
17076 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
17077 and 'W' constraints.
17078 (s390_secondary_reload): Add secondary reloads for unaligned
17079 symbol refs or symbol refs to floating point or QI/TI mode
17081 (legitimate_address_p): Accept symbol references as addresses.
17082 (s390_expand_insv): Use rotate and insert selected bits
17083 instruction for insv when building for z10.
17084 (print_operand_address): Handle symbol ref addresses.
17085 (print_operand): Output modifier 'c' added for signed byte values.
17086 (s390_encode_section_info): Mark symbol refs with
17087 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
17089 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
17090 (length attribute): RRF, RRR have 4 byte length.
17091 (FPALL, INTALL): New mode iterators added.
17092 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
17093 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
17094 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
17095 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
17096 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
17097 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
17098 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
17099 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
17101 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
17102 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
17103 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
17104 reload<INTALL:mode><P:mode>_toreg_z10,
17105 reload<FPALL:mode><P:mode>_tomem_z10,
17106 reload<FPALL:mode><P:mode>_toreg_z10,
17107 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
17108 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
17109 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
17110 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
17112 (movmem, clrmem, cmpmem): New splitters added.
17114 * config/s390/predicates.md (larl_operand): Use
17115 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
17116 SYMBOL_REF_ALIGN1_P.
17117 (s390_signed_integer_comparison,
17118 s390_unsigned_integer_comparison): New predicates.
17120 * config/s390/s390-protos.h (s390_check_symref_alignment,
17121 s390_contiguous_bitmask_p, s390_reload_larl_operand,
17122 s390_reload_symref_address,
17123 s390_compare_and_branch_condition_mask): Prototypes added.
17125 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
17126 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
17127 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
17129 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
17131 * config/s390/s390.c (z10_cost): New cost function for z10.
17132 (s390_handle_arch_option, override_options): Support -march=z10 switch.
17133 (s390_issue_rate): Adjust issue rate for z10.
17134 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
17135 (processor_flags): Add PF_Z10.
17136 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
17137 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
17138 * gcc/config.gcc: Add z10.
17140 2008-05-28 Richard Guenther <rguenther@suse.de>
17142 PR tree-optimization/36291
17143 * tree-flow. h (struct gimple_df): Remove var_anns member.
17144 * tree-flow-inline.h (gimple_var_anns): Remove.
17145 (var_ann): Simplify.
17146 * tree-dfa.c (create_var_ann): Simplify.
17147 (remove_referenced_var): Clear alias info from var_anns of globals.
17148 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
17149 (delete_tree_ssa): Clear alias info from var_anns of globals.
17150 Do not free var_anns.
17151 (var_ann_eq): Remove.
17152 (var_ann_hash): Likewise.
17154 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
17156 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
17157 and loongson2f entries.
17158 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
17159 * config/mips/mips.h (processor_type): Add Loongson-2E
17160 and Loongson-2F entries.
17161 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
17162 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
17163 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
17164 * doc/invoke.texi (MIPS Options): Document loongson2e
17165 and loongson2f processor names.
17167 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17171 * config/i386/i386.c (ix86_function_arg_boundary): Use
17172 alignment of canonical type.
17173 (ix86_expand_vector_move): Check unaligned memory access for
17176 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
17178 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
17179 Moved to the front of file.
17181 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
17182 H.J. Lu <hongjiu.lu@intel.com>
17184 * dwarf2out.c (current_fde): New.
17186 (lookup_cfa:): Likewise.
17187 (dwarf2out_end_epilogue): Likewise.
17188 (dwarf2out_note_section_used): Likewise.
17190 2008-05-27 Michael Matz <matz@suse.de>
17193 * c.opt (Wenum-compare): New warning option.
17194 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
17196 2008-05-27 Michael Matz <matz@suse.de>
17198 PR middle-end/36326
17199 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
17201 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
17202 into memory as tail calls.
17204 2008-05-27 Richard Guenther <rguenther@suse.de>
17206 PR tree-optimization/36339
17207 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
17208 pointers cause all addressable variables to be call clobbered.
17210 2008-05-27 Richard Guenther <rguenther@suse.de>
17212 PR tree-optimization/36245
17213 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
17215 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17217 * config/s390/s390.md: Replace all occurences of the 'm'
17218 constraint with 'RT'.
17220 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17222 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
17224 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
17226 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
17227 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
17228 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
17230 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17232 * reload.c: (find_reloads): Skip alternatives according to the
17233 "enabled" attribute. Constify the constraint variable.
17234 * recog.c (get_attr_enabled): Add default implementation.
17235 (extract_insn): Set the alternative_enabled_p array
17236 in the recog_data struct.
17237 (preprocess_constraints, constrain_operands): Skip
17238 alternatives according to the "enabled" attribute
17239 * recog.h (struct recog_data): New field alternative_enabled_p.
17240 (skip_alternative): New inline function.
17241 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
17242 (record_reg_classes): Skip alternative according to the
17243 "enabled" attribute.
17245 * doc/md.texi: Add documention for the "enabled" attribute.
17247 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
17249 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
17250 * postreload.c (reload_cse_simplify_operands): Replace 'm'
17251 constraint with TARGET_MEM_CONSTRAINT.
17252 * recog.c (asm_operand_ok, preprocess_constraints,
17253 constrain_operands): Likewise.
17254 * regclass.c (record_reg_classes): Likewise.
17255 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
17256 * reload1.c (maybe_fix_stack_asms): Likewise.
17257 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
17258 * recog.h: Adjust comment.
17259 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
17260 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
17261 * doc/md.texi: Add a note to description of 'm' constraint.
17262 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
17264 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
17266 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
17267 that the bitfield is of integral type before testing its precision.
17269 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
17270 Sa Liu <saliu@de.ibm.com>
17272 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
17273 __modti3, __udivti3, __umodti3 and __udivmodti4.
17274 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
17275 that implement TImode mul and div functions.
17276 * config/spu/multi3.c: New. Implement __multi3.
17277 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
17278 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
17281 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
17283 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
17284 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
17285 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
17286 tls_sysv_suffix): New mode and mode attribute iterators.
17287 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
17288 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
17289 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
17290 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
17291 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
17294 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
17296 PR tree-optimization/36329
17297 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
17298 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
17299 * cgraphbuild.c (initialize_inline_failed): Use the latter
17300 macro in lieu of the former.
17301 * ipa-inline.c (cgraph_mark_inline): Likewise.
17302 (cgraph_decide_inlining_of_small_function): Likewise.
17303 (cgraph_decide_inlining): Likewise.
17304 (cgraph_decide_inlining_incrementally): Likewise.
17306 2008-05-26 Tristan Gingold <gingold@adacore.com>
17307 Anatoly Sokolov <aesok@post.ru>
17309 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
17310 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
17311 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
17312 optimization for 'avr6' architecture.
17314 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
17317 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
17319 2008-05-26 Richard Guenther <rguenther@suse.de>
17321 * tree-ssa-sccvn.c (expr_has_constants): Declare.
17322 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
17324 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
17326 PR middle-end/36253
17327 * caller-save.c (insert_restore): Verify alignment of spill space.
17328 (insert_save): Likewise.
17329 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
17330 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
17331 (STACK_SLOT_ALIGNMENT): Likewise.
17332 * function.c (LOCAL_ALIGNMENT): Removed.
17333 (get_stack_local_alignment): New.
17334 (assign_stack_local): Use it. Set alignment on stack slot.
17335 (assign_stack_temp_for_type): Use get_stack_local_alignment.
17336 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
17337 (STACK_SLOT_ALIGNMENT): New.
17338 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
17339 stack slot in XFmode.
17341 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
17343 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
17346 * config/i386/i386.md (allocate_stack_worker_64): Make sure
17347 argument operand in rax isn't removed.
17349 2008-05-26 Richard Guenther <rguenther@suse.de>
17351 PR middle-end/36300
17352 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
17353 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
17355 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17358 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
17360 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
17362 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
17363 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
17365 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17367 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
17368 build a trampoline if we don't want one.
17369 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
17370 return zero for nested functions if we don't want a trampoline.
17372 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17374 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
17376 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
17379 * c.opt: Removed undocumented option '-lang-fortran'.
17380 * c-common.h: Removed global variable 'lang_fortran'.
17381 * c-opts.c (c_common_handle_option): Removed code to handle
17382 option '-lang-fortran'. Updated includes.
17383 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
17384 definition of '__GFORTRAN__'.
17385 (define__GNUC__): Reimplemented to use BASEVER and
17386 cpp_define_formatted.
17387 (builtin_define_with_value_n): Removed.
17388 * c-incpath.h: Renamed to ...
17389 * incpath.h: ... this.
17390 * c-incpath.c: Renamed to ...
17391 * incpath.c: ... this. Updated includes.
17392 * fix-header.c: Updated includes.
17393 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
17394 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
17395 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
17397 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
17399 * tree.h: Update the table of flags used on tree nodes.
17400 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
17401 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
17402 (FORCED_LABEL): Add access check.
17403 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
17404 (ASM_INPUT_P): Likewise.
17405 (ASM_VOLATILE_P): Likewise.
17406 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
17407 (OMP_SECTION_LAST): Access private_flag directly.
17408 (OMP_RETURN_NOWAIT): Likewise.
17409 (OMP_PARALLEL_COMBINED): Likewise.
17410 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
17411 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
17412 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
17413 deprecated_flag directly.
17415 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
17417 * final.c (frame_pointer_needed): Removed.
17418 * flags.h (frame_pointer_needed): Likewise.
17420 * function.h (rtl_data): Add frame_pointer_needed.
17421 (frame_pointer_needed): New.
17423 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
17425 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
17427 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
17429 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
17432 2008-05-25 Alan Modra <amodra@bigpond.net.au>
17434 * c-common.c (strip_array_types): Move function to..
17436 (get_inner_array_type): Delete.
17437 * c-common.h (strip_array_types): Move declaration to..
17439 (get_inner_array_type): Delete.
17440 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
17441 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
17442 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
17443 * config/pa/pa.c (emit_move_sequence): Likewise.
17445 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
17447 * config/i386/i386.md (*sse_prologue_save_insn): Set length
17450 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
17452 * function.c: Include target hook for nonlocal_goto frame value.
17454 2008-05-24 Richard Guenther <rguenther@suse.de>
17456 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
17457 variable can be only accessed through a pointer or a union.
17459 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17461 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
17462 * doc/extend.texi: Likewise.
17464 2008-05-23 DJ Delorie <dj@redhat.com>
17466 * config/m32c/jump.md (untyped_call): Add.
17468 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
17469 for A24 to PSImode.
17470 (m32c_address_cost): Detail costs for indirect offsets.
17472 2008-05-23 Rafael Espíndola <espindola@google.com>
17474 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
17475 if a node is a SUBREG.
17476 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
17479 2008-05-23 Paul Brook <paul@codesourcery.com>
17480 Carlos O'Donell <carlos@codesourcery.com>
17482 * doc/extend.texi: Clarify use of __attribute__((naked)).
17483 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17484 * target.h (gcc_target): Add allocate_stack_slots_for_args.
17485 * function.c (use_register_for_decl): Use
17486 targetm.calls.allocate_stack_slots_for_args.
17487 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
17488 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
17489 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
17491 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
17493 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
17495 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
17497 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
17498 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
17499 is only rounded once.
17501 2008-05-23 Richard Guenther <rguenther@suse.de>
17503 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
17505 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
17506 Jakub Jelinek <jakub@redhat.com>
17509 * configure.ac: Handle --enable-cld.
17510 * configure: Regenerated.
17511 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
17512 * config/i386/i386.h (struct machine_function): Add needs_cld field.
17513 (ix86_current_function_needs_cld): New define.
17514 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
17515 (cld): New isns pattern.
17516 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
17517 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
17518 * config/i386/i386.opt (mcld): New option.
17519 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
17520 TARGET_CLD and ix86_current_function_needs_cld.
17521 (override_options): Use -mcld by default for 32-bit code if
17524 * doc/install.texi (Options specification): Document --enable-cld.
17525 * doc/invoke.texi (Machine Dependent Options)
17526 [i386 and x86-64 Options]: Add -mcld option.
17527 (Intel 386 and AMD x86-64 Options): Document -mcld option.
17529 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
17530 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
17531 (return_in_memory_64): Likewise.
17532 (return_in_memory_ms_64): Likewise.
17534 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17536 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
17537 * builtins.c (fold_builtin_fpclassify): New.
17538 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
17539 * builtins.def (BUILT_IN_FPCLASSIFY): New.
17540 * c-common.c (handle_type_generic_attribute): Adjust to accept
17541 fixed arguments before an elipsis.
17542 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
17543 * doc/extend.texi: Document __builtin_fpclassify.
17545 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
17547 * omp-low.c (gate_expand_omp_ssa): Remove.
17548 (pass_expand_omp_ssa): Remove.
17549 (gate_expand_omp): Do not check for flag_openmp_ssa.
17550 * common.opt (-fopenmp-ssa): Remove.
17551 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
17553 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
17555 * config/sh/sh.opt (mfixed-range): New option.
17556 * config/sh/sh-protos.h (sh_fix_range): Declare.
17557 * config/sh/sh.c (sh_fix_range): New function.
17558 * config/sh/sh.h (sh_fixed_range_str): Declare.
17559 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
17561 * doc/invoke.texi (SH Options): Document -mfixed-range.
17563 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
17565 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
17566 it before the redeclaration.
17568 2008-05-22 Anatoly Sokolov <aesok@post.ru>
17570 * config/avr/avr.c (get_sequence_length): Add new function.
17571 (expand_prologue, expand_epilogue): Remove duplicate code.
17573 2008-05-22 Rafael Espíndola <espindola@google.com>
17575 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
17578 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
17580 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
17581 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
17583 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
17584 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
17585 (vect_update_misalignment_for_peel): Likewise.
17586 (vector_alignment_reachable_p): Likewise.
17587 * tree-vect-transform.c (vectorizable_load): Likewise.
17588 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
17589 (get_vectype_for_scalar_type): Pass mode of scalar_type
17590 to UNITS_PER_SIMD_WORD.
17592 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
17593 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
17594 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
17595 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
17596 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
17598 2008-05-22 Ira Rosen <irar@il.ibm.com>
17600 PR tree-optimization/36293
17601 * tree-vect-transform.c (vect_transform_strided_load): Don't check
17602 if the first load must be skipped because of a gap.
17604 2008-05-22 Richard Guenther <rguenther@suse.de>
17606 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
17607 more cases of offset disambiguation that is possible if
17608 strict-aliasing rules apply.
17609 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
17610 for basic offset and type-based disambiguation.
17612 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17614 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
17615 ix86_expand_vector_set on V16QImode for SSE4.1.
17617 2008-05-21 Tom Tromey <tromey@redhat.com>
17619 * c.opt (Wimport): Mark as undocumented.
17620 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
17622 (Warning Options): Likewise.
17623 * doc/cppopts.texi: Don't mention -Wimport.
17625 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
17627 PR tree-optimization/36287
17628 PR tree-optimization/36286
17629 * lambda-code.c (build_access_matrix): Do not use the loop->num
17630 for computing the number of induction variables: use the loop depth
17633 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
17636 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
17637 option -f(no-)leading-underscore.
17639 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17641 * config/i386/i386.c (ix86_expand_vector_init_general): Use
17642 GET_MODE_NUNITS (mode).
17644 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
17646 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
17647 (-mmulhw): Add 464 to description.
17648 (-mdlmzb): Likewise.
17649 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
17650 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
17652 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
17653 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
17654 * config/rs6000/rs6000.md: Update comments for 464.
17656 2008-05-21 Janis Johnson <janis187@us.ibm.com>
17658 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
17660 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17662 * config/i386/sse.md (vec_extractv4sf): Removed.
17663 (vec_extractv2df): Likewise.
17664 (vec_extractv2di): Likewise.
17665 (vec_extractv4si): Likewise.
17666 (vec_extractv8hi): Likewise.
17667 (vec_extractv16qi): Likewise.
17668 (vec_extract<mode>): New.
17670 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17672 * config/i386/sse.md (vec_setv4sf): Removed.
17673 (vec_setv2df): Likewise.
17674 (vec_setv2di): Likewise.
17675 (vec_setv4si): Likewise.
17676 (vec_setv8hi): Likewise.
17677 (vec_setv16qi): Likewise.
17678 (vec_set<mode>): New.
17680 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17682 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
17683 goto for vec_concat and vec_interleave.
17685 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
17687 * config/i386/sse.md (vec_initv4sf): Removed.
17688 (vec_initv2df): Likewise.
17689 (vec_initv2di): Likewise.
17690 (vec_initv4si): Likewise.
17691 (vec_initv8hi): Likewise.
17692 (vec_initv16qi): Likewise.
17693 (vec_init<mode>): New.
17695 2008-05-21 Joseph Myers <joseph@codesourcery.com>
17697 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
17699 2008-05-21 Tom Tromey <tromey@redhat.com>
17701 * ggc-zone.c (lookup_page_table_if_allocated): New function.
17702 (zone_find_object_offset): Likewise.
17703 (gt_ggc_m_S): Likewise.
17704 (highest_bit): Likewise.
17705 * ggc-page.c (gt_ggc_m_S): New function.
17706 * stringpool.c (string_stack): Remove.
17707 (init_stringpool): Update.
17708 (ggc_alloc_string): Use ggc_alloc.
17709 (maybe_delete_ident): New function.
17710 (ggc_purge_stringpool): Likewise.
17711 (gt_ggc_m_S): Remove.
17712 * ggc-common.c (ggc_protect_identifiers): New global.
17713 (ggc_mark_roots): Call ggc_purge_stringpool. Use
17714 ggc_protect_identifiers.
17715 * ggc.h (ggc_protect_identifiers): Declare.
17716 (gt_ggc_m_S): Update.
17717 (ggc_purge_stringpool): Declare.
17718 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
17719 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
17721 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
17723 2008-05-21 David S. Miller <davem@davemloft.net>
17725 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
17728 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
17730 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
17733 2008-05-20 David Daney <ddaney@avtrex.com>
17735 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
17736 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
17737 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17738 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17739 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
17740 (atomic_hiqi_op): New define_code_iterator.
17741 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
17742 mips_expand_compare_and_swap_12.
17743 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
17744 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
17745 (sync_<optab><mode>, sync_old_<optab><mode>,
17746 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
17747 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
17748 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
17749 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
17750 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
17751 (test_and_set_12): New insn.
17752 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
17753 sync_new_<optab><mode>, sync_old_nand<mode>,
17754 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
17755 clobber to operand 0 for SI and DI mode insns.
17756 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
17757 mips_gen_fn_4): New typedefs.
17758 (mips_gen_fn_ptrs): Define new union type.
17759 (mips_expand_compare_and_swap_12): Remove declaration.
17760 (mips_expand_atomic_qihi): Declare function.
17761 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
17762 (mips_expand_atomic_qihi): ... this. Use new generator function
17764 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
17765 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
17766 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
17767 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
17768 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
17769 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
17770 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
17771 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
17772 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
17773 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
17776 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
17778 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
17781 2008-05-20 Anatoly Sokolov <aesok@post.ru>
17783 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
17784 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
17785 (avr_attribute_table): Add 'OS_main' function attribute.
17786 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
17787 functions with 'OS_main' attribute.
17789 2008-05-20 Richard Guenther <rguenther@suse.de>
17791 PR tree-optimization/35204
17792 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
17793 helper, split out from ...
17794 (DFS): ... here. Make the DFS walk non-recursive.
17796 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
17797 Jan Sjodin <jan.sjodin@amd.com>
17799 PR tree-optimization/36181
17800 * tree-parloops.c (loop_has_vector_phi_nodes): New.
17801 (parallelize_loops): Don't parallelize when the loop has vector
17804 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17805 Sebastian Pop <sebastian.pop@amd.com>
17807 * tree-loop-linear.c (gather_interchange_stats): Look in the access
17808 matrix, and never look at the tree representation of the memory
17810 (linear_transform_loops): Computes parameters and access matrices.
17811 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
17813 (access_matrix_get_index_for_parameter): New.
17814 * tree-data-ref.h (struct access_matrix): New.
17815 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
17816 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
17817 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
17818 am_vector_index_for_loop): New.
17819 (struct data_reference): Add field access_matrix.
17820 (DR_ACCESS_MATRIX): New.
17821 (compute_data_dependences_for_loop): Update declaration.
17822 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
17823 * lambda.h (lambda_vector_vec_p): Declared.
17824 * lambda-code.c: Depend on pointer-set.h.
17825 (lambda_collect_parameters_from_af, lambda_collect_parameters,
17826 av_for_af_base, av_for_af, build_access_matrix,
17827 lambda_compute_access_matrices): New.
17828 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
17830 2008-05-20 Joseph Myers <joseph@codesourcery.com>
17832 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
17833 $SOURCEDIR/include.
17835 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17836 Sebastian Pop <sebastian.pop@amd.com>
17838 PR tree-optimization/36206
17839 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
17841 (instantiate_scev_1): Rename flags to fold_conversions.
17842 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
17843 outeside instantiation_loop.
17844 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
17845 (evolution_function_is_affine_or_constant_p): Removed.
17846 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
17848 (analyze_siv_subscript): Pass in the loop nest number.
17849 Call evolution_function_is_affine_in_loop instead of
17850 evolution_function_is_affine_p.
17851 (analyze_overlapping_iterations): Pass in the loop nest number.
17853 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
17854 Sebastian Pop <sebastian.pop@amd.com>
17856 PR tree-optimization/36206
17857 * tree-chrec.h (chrec_fold_op): New.
17858 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
17861 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
17863 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
17865 (remove_duplicates): Do not set inode on non-inode systems.
17868 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
17870 * config.gcc (tm_file): Update comments about relative pathnames.
17872 2008-05-20 Richard Guenther <rguenther@suse.de>
17874 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
17875 * tree-ssa-sccvn.c (process_scc): Likewise.
17876 * tree-ssa-sink.c (execute_sink_code): Likewise.
17877 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
17878 * tree-vrp.c (process_assert_insertions): Likewise.
17879 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
17880 (perform_tree_ssa_dce): Likewise.
17881 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17882 (dump_dominator_optimization_stats): Likewise.
17883 * tree-vectorizer.c (vectorize_loops): Likewise.
17885 2008-05-20 Richard Guenther <rguenther@suse.de>
17887 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
17889 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
17891 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
17892 (ix86_i386elf_return_in_memory): Likewise.
17893 (ix86_i386interix_return_in_memory): Likewise.
17894 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
17895 (SUBTARGET_RETURN_IN_MEMORY): New.
17896 * config/i386/i386elf.h: Likewise.
17897 * config/i386/ptx4-i.h: Likewise.
17898 * config/i386/sol2-10.h: Likewise.
17899 * config/i386/sysv4.h: Likewise.
17900 * config/i386/vx-common.h: Likewise.
17901 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
17902 * config/i386/i386.c (ix86_return_in_memory): Made static and
17903 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
17904 (ix86_i386elf_return_in_memory): Removed.
17905 (ix86_i386interix_return_in_memory): Removed.
17906 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
17907 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
17909 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
17911 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
17913 2008-05-19 Xinliang David Li <davidxl@google.com>
17915 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
17917 * common.opt: Ditto.
17918 * doc/invoke.texi: Ditto.
17920 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
17922 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
17923 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
17925 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17927 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
17928 sizes of operand array from 8/4 to 4/2.
17929 (ix86_expand_vector_init_general): Change size of operand array
17930 from 32 to 16. Remove op0, op1 and half_mode.
17932 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
17934 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
17935 (ix86_expand_vector_init_interleave): Likewise.
17936 (ix86_expand_vector_init_general): Use them. Assert
17937 word_mode == SImode when n_words == 4.
17939 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
17941 * config/i386/i386.c (ix86_secondary_reload): New static function.
17942 (TARGET_SECONDARY_RELOAD): New define.
17943 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
17944 * config/i386/i386.md (reload_outqi): Remove.
17946 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17948 PR middle-end/35509
17949 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
17950 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
17951 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
17952 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
17953 (fold_builtin_1): Likewise.
17954 * builtins.def (BUILT_IN_ISINF_SIGN): New.
17955 c-common.c (check_builtin_function_arguments): Handle
17956 BUILT_IN_ISINF_SIGN.
17957 * doc/extend.texi: Document __builtin_isinf_sign.
17958 * fold-const.c (operand_equal_p): Handle COND_EXPR.
17960 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
17962 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
17963 EH cleanup at the end of the pass, search for those that have been
17964 turned into forwarder blocks and do the cleanup on their successor.
17966 2008-05-18 Richard Guenther <rguenther@suse.de>
17968 * tree-cfg.c (verify_gimple_expr): Allow conversions from
17969 pointers to sizetype and vice versa.
17971 2008-05-18 Xinliang David Li <davidxl@google.com>
17973 * gcc/tree-ssa-dce.c: Coding style fix.
17974 (check_pow): Documentation comment.
17975 (check_log): Documenation comment. Coding style fix.
17976 (is_unnecessary_except_errno_call): Ditto.
17977 (gen_conditions_for_pow): Ditto.
17978 (gen_conditions_for_log): Ditto.
17979 (gen_shrink_wrap_conditions): Ditto.
17980 (shrink_wrap_one_built_in_calls): Ditto.
17981 * gcc/doc/invoke.texi: Better documentation string.
17982 * ChangeLog: Fix wrong change log entries from
17983 May 17 checkin on function call DCE.
17985 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
17987 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
17989 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
17991 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
17992 * df-problems.c (simulation routines): Fixed block comment to
17993 properly say how to add forwards scanning functions.
17995 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
17997 * tree-inline.c (setup_one_parameter): Remove dead code.
17999 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
18001 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
18002 a BIT_AND_EXPR only for an INTEGER_TYPE.
18004 2008-05-17 Xinliang David Li <davidxl@google.com>
18006 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
18007 (check_pow, check_log, is_unnecessary_except_errno_call): New
18008 functions to check for eliminating math functions that are pure
18009 except for setting errno.
18010 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
18011 general condition expressions for shrink-wrapping pow/log calls.
18012 (gen_shrink_wrap_conditions): Ditto.
18013 (shrink_wrap_one_built_in_call): Ditto.
18014 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
18015 (mark_operand_necessary): If debugging, output if OP is necessary.
18016 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
18018 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
18020 * gcc/common.opt: New user flag -ftree-builtin-dce.
18021 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
18023 2008-05-16 David S. Miller <davem@davemloft.net>
18025 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
18026 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18028 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
18031 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
18033 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18035 * ifcvt.c (dead_or_predicable): Rename
18036 df_simulate_one_insn_backwards to df_simulate_one_insn.
18037 * recog.c (peephole2_optimize): Ditto.
18038 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
18040 * df.h: Rename df_simulate_one_insn_backwards to
18041 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
18042 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
18043 scanning of defs and uses.
18044 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
18045 (df_simulate_one_insn_forwards): Removed.
18047 2008-05-16 Doug Kwan <dougkwan@google.com>
18049 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
18051 (real_from_string): Handle NaNs and Inf as approriate.
18053 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18055 * doc/gty.texi (Source Files Containing Type Information): Note
18056 that headers should appear first in the gtfiles list.
18058 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18060 * tree.def (COND_EXEC): Properly documented this code.
18062 2008-05-16 Diego Novillo <dnovillo@google.com>
18064 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
18065 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
18068 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18070 * tree-ssa-dse (max_stmt_uid): Removed.
18071 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
18072 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
18073 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
18074 * function.h (cfun.last_stmt_uid): New field.
18075 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
18076 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
18078 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
18079 (create_stmt_ann): Initialize the ann->uid field.
18080 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
18082 * tree-flow.h (renumber_gimple_stmt_uids): New function.
18084 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
18086 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
18087 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
18088 (init_empty_tree_cfg): Call it.
18090 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18092 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
18095 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
18097 * doc/invoke.text (-fdump-tree-*-verbose): New option.
18098 * tree-dump.c (dump_options): New verbose option.
18099 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
18101 * tree-pass.h (TDF_VERBOSE): New dump flag.
18102 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
18103 (tree-flow.h): Added include.
18104 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
18106 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
18108 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
18110 From Jie Zhang <jie.zhang@analog.com>
18111 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18112 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
18113 mcpu=bf561-none and mcpu=bf561-0.2.
18114 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18115 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18116 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18117 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
18118 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
18119 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
18120 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
18122 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
18123 (cputype_selected): Remove.
18124 (bfin_handle_option): Don't use cputype_selected.
18125 (override_options): When no mcpu option, enable all workarounds.
18126 Don't use bfin_workarounds.
18127 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
18129 (DEFAULT_CPU_TYPE): Don't define.
18131 2008-05-16 Richard Guenther <rguenther@suse.de>
18133 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
18134 on deletion of the last stmt.
18136 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18138 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
18139 V8HImode for SSE2 and V16QImode for SSE4.1.
18141 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
18143 * cgraph.h (compute_inline_parameters): Made public.
18144 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
18145 variable_generate_summary, function_write_summary,
18146 variable_write_summary, variable_read_summary. Added generate_summary,
18147 write_summary, read_summary.
18148 * cgraphunit.c (cgraph_process_new_functions): Changed call from
18149 pass_ipa_inline.function_generate_summary, to
18150 compute_inline_parameters.
18151 * ipa-inline.c (compute_inline_parameters): Made public and added
18153 (compute_inline_parameters_for_current): New function.
18154 (pass_inline_param): Now calls compute_inline_parameters_for_current.
18155 (inline_generate_summary): Removed parameter and made to loop over
18157 (pass_ipa_inline): Updated for new IPA_PASS structure.
18158 * passes.c (execute_ipa_summary_passes): Now is called once per
18159 pass rather than once per node*pass.
18161 2008-05-15 Anatoly Sokolov <aesok@post.ru>
18163 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
18164 avr_have_mul_p, avr_asm_only_p): Remove variables.
18165 (avr_override_options): Remove initialization of removed variables.
18166 (avr_file_start): Convert removed variables to fields of
18167 'struct base_arch_s *avr_current_arch'.
18168 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
18169 (AVR_HAVE_MUL): (Ditto.).
18170 (AVR_HAVE_MOVW): (Ditto.).
18171 (AVR_HAVE_LPMX): (Ditto.).
18172 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
18173 avr_asm_only_p): Remove declaration.
18175 2008-05-15 Diego Novillo <dnovillo@google.com>
18177 * config/arm/arm.c (arm_return_in_memory): Fix return type.
18178 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
18180 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
18182 PR middle-end/36194
18183 * combine.c (check_conversion): Rename back to check_promoted_subreg.
18184 Don't call record_truncated_value from here.
18185 (record_truncated_value): Turn it into a for_each_rtx callback.
18186 (record_truncated_values): New function.
18187 (combine_instructions): Call note_uses with record_truncated_values.
18188 Change name of check_conversion to check_promoted_subreg.
18190 2008-05-15 Janis Johnson <janis187@us.ibm.com>
18192 * doc/sourcebuild.texi: Document support for torture tests.
18194 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18196 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
18197 to alternative 4 of operand 2.
18199 2008-05-15 Richard Guenther <rguenther@suse.de>
18201 * tree-pass.h (current_pass): Declare.
18202 (get_pass_for_id): Likewise.
18203 * passes.c (passes_by_id, passes_by_id_size): New globals.
18204 (set_pass_for_id): New function.
18205 (get_pass_for_id): Likewise.
18206 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
18207 (execute_function_todo): Flush per function statistics.
18208 * toplev.c (compile_file): Init statistics.
18209 (general_init): Do early statistics initialization.
18210 (finalize): Finish statistics.
18211 * statistics.h (statistics_early_init): Declare.
18212 (statistics_init): Likewise.
18213 (statistics_fini): Likewise.
18214 (statistics_fini_pass): Likewise.
18215 (statistics_counter_event): Likewise.
18216 (statistics_histogram_event): Likewise.
18217 * statistics.c: New file.
18218 * Makefile.in (OBJS-common): Add statistics.o.
18219 (statistics.o): Add dependencies.
18220 * doc/invoke.texi (-fdump-statistics): Document.
18222 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
18223 (insert): Likewise.
18224 (execute_pre): Use statistics_counter_event.
18225 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
18226 (substitute_and_fold): Increment it. Use statistics_counter_event.
18228 2008-05-15 Diego Novillo <dnovillo@google.com>
18230 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
18232 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
18233 * tree-ssa-alias.c (new_type_alias): Remove references to
18234 sub-variables from comment.
18235 * tree-ssa-operands.c (swap_tree_operands): Likewise.
18237 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
18239 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
18240 attribute to 1 only for insertps alternative.
18242 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18244 * config/bfin/bfin.md (loadbytes): New pattern.
18245 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
18246 (bfin_init_builtins): Initialize it.
18247 (bdesc_1arg): Add it.
18249 2008-05-15 Sa Liu <saliu@de.ibm.com>
18251 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
18252 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
18253 * testsuite/lib/target-supports.exp: Add
18254 check_effective_target_fortran_integer_16.
18256 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
18258 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
18259 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
18260 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
18261 (TARGET_RETURN_IN_MEMORY): Define.
18263 2008-05-15 Richard Guenther <rguenther@suse.de>
18265 PR middle-end/36244
18266 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
18267 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
18268 represent unmodifiable vars.
18270 2008-05-15 Richard Guenther <rguenther@suse.de>
18272 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
18273 INDIRECT_REF and TARGET_MEM_REF.
18274 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
18277 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
18278 H.J. Lu <hongjiu.lu@intel.com>
18280 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
18281 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
18282 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
18283 insn alternatives. Add missing alternatives.
18284 (*vec_concatv2di_rex64_sse4_1): Likewise.
18285 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
18286 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
18287 Require TARGET_SSE.
18289 2008-05-15 Richard Guenther <rguenther@suse.de>
18291 PR tree-optimization/36009
18292 PR tree-optimization/36204
18293 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
18294 (determine_invariantness_stmt): Record the loop a store is
18295 always executed in.
18296 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
18299 2008-05-15 Richard Guenther <rguenther@suse.de>
18301 PR tree-optimization/34330
18302 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
18303 through the pointer will alias the SMT.
18305 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
18307 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
18309 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
18311 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
18313 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18314 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
18316 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
18317 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
18318 (vashl_optab): New optab for vector/vector shifts.
18319 (vashr_optab): Ditto.
18320 (vlshr_optab): Ditto.
18321 (vrotl_optab): Ditto.
18322 (vrotr_optab): Ditto.
18323 (optab_subtype): New enum for optab_for_tree_code call.
18324 (optab_for_tree_code): Add enum optab_subtype argument.
18326 * optabs.c (optab_for_tree_code): Take an additional argument to
18327 distinguish between a vector shift by a scalar and vector shift by
18328 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
18329 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
18330 vector shift by a vector.
18331 (expand_widen_pattern_expr): Pass additional argument to
18332 optab_for_tree_code.
18334 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
18335 vrotl_optab, vrotr_optab.
18337 * expr.c (expand_expr_real_1): Update calls to
18338 optab_for_tree_code to distinguish between vector shifted by a
18339 scalar and vector shifted by a vector.
18340 * tree-vectorizer.c (supportable_widening_operation): Ditto.
18341 (supportable_narrowing_operation): Ditto.
18342 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
18343 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
18344 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
18345 (vect_create_epilog_for_reduction): Ditto.
18346 (vectorizable_reduction): Ditto.
18347 (vectorizable_operation): Ditto.
18348 (vect_strided_store_supported): Ditto.
18349 (vect_strided_load_supported): Ditto.
18350 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18351 * expmed.c (expand_shift): Ditto.
18353 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
18355 (ashr@var{m}3): Ditto.
18356 (vashl@var{m}3): Document new vector/vector shift standard name.
18357 (vashr@var{m}3): Ditto.
18358 (vlshr@var{m}3): Ditto.
18359 (vrotl@var{m}3): Ditto.
18360 (vrotr@var{m}3): Ditto.
18362 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
18363 (PPERM_INVERT): Ditto.
18364 (PPERM_REVERSE): Ditto.
18365 (PPERM_REV_INV): Ditto.
18366 (PPERM_ZERO): Ditto.
18367 (PPERM_ONES): Ditto.
18368 (PPERM_SIGN): Ditto.
18369 (PPERM_INV_SIGN): Ditto.
18370 (PPERM_SRC1): Ditto.
18371 (PPERM_SRC2): Ditto.
18373 * config/i386/sse.md (mulv2di3): Add SSE5 support.
18374 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
18375 allows a memory operand to be the value being added, and split it
18376 to improve vectorization.
18377 (sse5_pmacsdqh_mem): Ditto.
18378 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
18379 (sse5_mulv2div2di3_high): Ditto.
18380 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
18381 (vec_pack_trunc_v4si): Ditto.
18382 (vec_pack_trunc_v2di): Ditto.
18383 (sse5_pcmov_<mode>): Remove code that tried to use use
18384 andps/andnps instead of pcmov.
18385 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
18386 pmacsdqh instructions.
18387 (vec_widen_smult_lo_v4si): Ditto.
18389 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
18390 (PPERM_INVERT): Ditto.
18391 (PPERM_REVERSE): Ditto.
18392 (PPERM_REV_INV): Ditto.
18393 (PPERM_ZERO): Ditto.
18394 (PPERM_ONES): Ditto.
18395 (PPERM_SIGN): Ditto.
18396 (PPERM_INV_SIGN): Ditto.
18397 (PPERM_SRC1): Ditto.
18398 (PPERM_SRC2): Ditto.
18399 (ix86_expand_sse_movcc): Move the SSE5 test after the if
18401 (ix86_expand_int_vcond): If SSE5 generate all possible integer
18403 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
18404 says ignore whether the last reference is a memory operand.
18406 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18407 Paolo Bonzini <bonzini at gnu dot org>
18409 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
18412 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
18413 (vlshr<mode>3): Rename from vlshr<mode>3.
18414 (vashr<mode>3): Rename from vashr<mode>3.
18415 (mulv4sf3): Change the names of vector shift patterns.
18419 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
18422 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
18447 * config/spu/spu.md (v): New iterator macro to add v for vector types.
18448 (floatunssidf2_internal): Change vector/vector shift names.
18449 (floatunsdidf2_internal): Ditto.
18456 (vashl<mode>3): Rename from ashl<mode>3.
18457 (vashr<mode>3): Rename from ashr<mode>3.
18458 (vlshr<mode>3): Rename from lshr<mode>3.
18459 (vrotl<mode>3): Rename from rotl<mode>3.
18461 2008-05-14 Michael Meissner <michael.meissner@amd.com>
18464 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
18465 multiply gives the wrong value when doing widening multiplies.
18466 (vec_widen_smult_lo_v4si): Ditto.
18468 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18470 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
18471 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
18472 emit_library_call_value.
18473 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
18474 * tree.h (ECF_LIBCALL_BLOCK): Removed.
18475 * calls.c (initialize_argument_information, precompute_arguments,
18476 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
18477 (precompute_arguments): Removed flags parameter.
18478 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
18480 2008-05-14 Richard Guenther <rguenther@suse.de>
18482 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
18483 Make sure to register the store if the use is a PHI_NODE.
18485 2008-05-14 Olivier Hainque <hainque@adacore.com>
18487 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
18488 memory if the component is to be referenced in BLKmode according
18489 to get_inner_reference.
18491 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
18493 * calls.c (emit_library_call_value_1): Restore code clearing
18494 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
18496 2008-05-14 Olivier Hainque <hainque@adacore.com>
18497 Nicolas Roche <roche@adacore.com>
18499 * configure.ac: Add support for a "gcc_subdir" variable in
18500 config-lang.in, to denote a subdirectory where the language/GCC
18501 integration files are to be found.
18502 * configure: Regenerate.
18504 2008-05-14 Ira Rosen <irar@il.ibm.com>
18506 PR tree-optimization/36098
18507 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
18508 value for the first load in the group in case of a gap.
18509 (vect_build_slp_tree): Check that there are no gaps in loads.
18511 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
18513 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
18514 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
18515 expand_copysign_bit, ): Change call to emit_no_conflict_block to
18516 emit_insn and remove unneeded code to construct extra args.
18517 (emit_no_conflict_block): Removed.
18518 * optabls.h: (emit_no_conflict_block): Removed.
18519 * cse.c (cse_extended_basic_block): Remove search for
18520 REG_NO_CONFLICT note.
18521 * global.c: Removed incorrect comment added in revision 117.
18522 * expr.c (convert_move): Change call to emit_no_conflict_block to
18524 * recog.c: Change comments so that they do not mention
18526 * local_alloc.c (combine_regs): Removed last parameter.
18527 (no_conflict_p): Removed.
18528 (block_alloc): Removed note, no_conflict_combined_regno and set
18529 local vars. Removed all code to process REG_NO_CONFLICT blocks.
18530 (combine_regs): Removed already_dead and code to look for
18531 REG_NO_CONFLICT notes.
18532 * lower_subreg (remove_retval_note): Removed code to look for
18533 REG_NO_CONFLICT block.
18534 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
18535 (resolve_clobber): Remove code to process libcalls that have
18536 REG_NO_CONFLICT notes.
18537 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
18539 * combine.c (can_combine_p, distribute_notes): Removed
18540 REG_NO_CONFLICT case.
18541 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
18543 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
18544 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
18546 * reg-notes.def (NO_CONFLICT): Removed.
18548 2008-05-14 David S. Miller <davem@davemloft.net>
18550 * config/sparc/sparc.c (sparc_profile_hook): If
18551 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
18552 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
18553 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
18555 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
18557 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
18559 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
18562 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
18563 and op1 expansion before vector concat to have less live pseudos.
18565 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
18567 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
18568 ix86_expand_vector_set if supported.
18570 2008-05-13 Diego Novillo <dnovillo@google.com>
18571 Kenneth Zadeck <zadeck@naturalbridge.com>
18573 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
18575 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
18576 phinodes_print_statistics, init_ssanames, fini_ssanames,
18577 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
18578 release_ssa_name, release_defs, replace_ssa_name_symbol,
18579 ssanames_print_statistics): Move ...
18580 * tree-flow.h: ... here.
18581 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
18582 Use FN instead of cfun.
18583 (make_ssa_name_fn): Rename from make_ssa_name.
18584 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
18585 * tree-flow-inline.h (make_ssa_name): Move from
18586 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
18587 * omp-low.c (expand_omp_parallel):
18588 * tree-flow-inline.h (redirect_edge_var_map_result):
18589 * tree-ssa.c (init_tree_ssa): Add argument FN.
18590 Use it instead of cfun. Update all users.
18592 2008-05-13 Tom Tromey <tromey@redhat.com>
18594 PR preprocessor/22168:
18595 * doc/cpp.texi (Top): Update menu.
18596 (Alternatives to Wrapper #ifndef): New node.
18597 (Other Directives): Document deprecation.
18598 (Obsolete Features): Remove menu.
18599 (Assertions): Merge node into Obsolete Features.
18600 (Obsolete once-only headers): Move earlier; rename to Alternatives
18601 to Wrapper #ifndef.
18602 * doc/cppopts.texi: Update.
18603 * c.opt (Wdeprecated): Enable for C and ObjC.
18604 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
18605 (C++ Dialect Options): Move -Wno-deprecated from here to...
18606 (Warning Options): ... here.
18608 2008-05-13 Richard Guenther <rguenther@suse.de>
18610 PR middle-end/36227
18611 * fold-const.c (fold_sign_changed_comparison): Do not allow
18612 changes in pointer-ness.
18614 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
18617 * config/sh/sh.c (sh_expand_prologue): Don't clear
18618 RTX_FRAME_RELATED_P for push insns.
18620 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
18622 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
18624 2008-05-12 Anatoly Sokolov <aesok@post.ru>
18626 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
18627 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
18628 Use 'machine->is_leaf' instead of 'leaf_func_p'.
18630 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
18632 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
18633 (*vec_concatv4sf_sse): This.
18634 (*sse2_concatv2si): Renamed to ...
18635 (*vec_concatv2si_sse2): This.
18636 (*sse1_concatv2si): Renamed to ...
18637 (*vec_concatv2si_sse): This.
18638 (*vec_concatv2di_rex): Renamed to ...
18639 (*vec_concatv2di_rex64): This.
18640 (*vec_concatv2si_sse4_1): New.
18641 (*vec_concatv2di_rex64_sse4_1): Likewise.
18643 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
18645 PR rtl-optimization/36111
18646 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
18647 that was created for swappable operands.
18649 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
18652 * Makefile.in: Substitute GNATMAKE and GNATBIND.
18653 * configure.ac: Add call to ACX_PROG_GNAT.
18655 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
18657 * optc-gen.awk: Fix comment typo.
18659 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
18661 * pretty-print.c (pp_integer_with_precision): Use
18662 HOST_LONG_LONG_FORMAT.
18664 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
18666 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
18668 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
18670 * config/i386/i386.c (bdesc_ptest): Removed.
18671 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
18672 (bdesc_args): Add __builtin_ia32_ptestz128,
18673 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
18674 (ix86_init_mmx_sse_builtins): Updated.
18675 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
18676 (ix86_expand_builtin): Updated.
18678 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
18680 * tree-cfg.c (valid_fixed_convert_types_p): New function.
18681 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
18683 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
18685 * value-prof.c (interesting_stringop_to_profile): Do not
18686 return early for BUILT_IN_MEMPCPY.
18688 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
18690 * calls.c (expand_call): Don't use callgraph to increase
18691 preferred_stack_boundary.
18693 * cgraph.h (cgraph_rtl_info): Use unsigned on
18694 preferred_incoming_stack_boundary.
18696 * final.c (rest_of_clean_state): Use unsigned on
18697 preferred_stack_boundary.
18699 2008-05-09 Tom Tromey <tromey@redhat.com>
18701 PR preprocessor/22231:
18702 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
18705 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
18707 PR tree-optimization/36129
18708 * tree-ssa-ccp.c: Include value-prof.h.
18709 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
18710 built-in function was folded to a constant.
18711 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
18713 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
18714 Sebastian Pop <sebastian.pop@amd.com>
18716 * tree-scalar-evolution.c: Document instantiate_scev.
18717 (instantiate_parameters_1): Renamed instantiate_scev_1.
18718 Don't use the same loop for instantiation_loop and evolution_loop.
18719 (instantiate_scev): New.
18720 (instantiate_parameters): Moved...
18721 (resolve_mixers): Update call to instantiate_scev_1 to pass the
18722 same loop twice. Maintains the semantics for this function.
18723 * tree-scalar-evolution.h (instantiate_scev): Declare.
18724 (instantiate_parameters): ...here. Now static inline.
18725 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
18726 instead of resolve_mixers.
18728 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
18730 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
18732 2008-05-09 Tomas Bily <tbily@suse.cz>
18734 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
18735 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
18736 * tree-ssa-structalias.c (get_constraint_for): Likewise.
18737 * c-common.c (c_common_truthvalue_conversion): Likewise.
18738 * tree-object-size.c (compute_object_offset): Likewise.
18739 * tree-inline.c (estimate_num_insns_1): Likewise.
18740 * varasm.c (const_hash_1, compare_constant, copy_constant)
18741 (compute_reloc_for_constant, output_addressed_constants)
18742 (initializer_constant_valid_p): Likewise.
18743 * c-omp.c (check_omp_for_incr_expr): Likewise.
18744 * gimplify.c (gimplify_expr): Likewise.
18745 * c-typeck.c (c_finish_return): Likewise.
18746 * tree-vectorizer.c (supportable_widening_operation)
18747 (supportable_narrowing_operation): Likewise.
18748 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
18749 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
18750 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
18751 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
18752 (descr_info_loc): Likewise.
18753 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
18754 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
18755 (fold_unary): Likewise.
18756 * builtins.c (get_pointer_alignment): Likewise.
18757 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
18758 (instantiate_parameters_1): Likewise.
18759 * tree.c (expr_align, stabilize_reference): Likewise.
18760 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
18761 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
18762 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
18763 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
18764 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
18765 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
18767 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
18768 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
18769 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
18770 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
18771 (forward_propagate_comparison)
18772 (tree_ssa_forward_propagate_single_use_vars): Likewise.
18773 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
18774 * emit-rtl.c (component_ref_for_mem_expr)
18775 (set_mem_attributes_minus_bitpos): Likewise.
18776 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
18777 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
18779 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
18780 (build_function_call, pointer_diff, build_compound_expr)
18781 (c_finish_return): Likewise.
18782 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
18783 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
18785 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
18786 * expr.c (is_aligning_offset): Likewise.
18787 * tree-ssa-alias.c (is_escape_site): Likewise.
18788 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
18789 (check_all_va_list_escapes): Likewise.
18790 * tree-ssa-loop-ivopts.c (determine_base_object)
18791 (determine_common_wider_type): Likewise.
18792 * dojump.c (do_jump): Likewise.
18793 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
18794 * tree-gimple.c (is_gimple_cast): Likewise.
18795 * fold-const.c (decode_field_reference, )
18796 (fold_sign_changed_comparison, fold_unary, fold_comparison)
18797 (fold_binary): Likewise.
18798 * tree-ssa-alias-warnings.c (find_alias_site_helper)
18799 (already_warned_in_frontend_p): Likewise.
18800 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
18801 * tree.c (really_constant_p, get_unwidened): Likewise.
18802 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
18803 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
18804 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
18806 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
18808 (CONVERT_EXPR_P): Define.
18809 (CASE_CONVERT): Define.
18811 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
18813 PR middle-end/36117
18814 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
18815 (delete_unmarked_insns): When deleting a call, call
18816 delete_unreachable_blocks.
18817 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
18818 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
18820 2008-05-08 Richard Guenther <rguenther@suse.de>
18822 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
18823 (-ftree-salias): Likewise.
18824 (salias-max-implicit-fields): Remove param documentation.
18825 (salias-max-array-elements): Likewise.
18826 * tree-pass.h (pass_create_structure_vars): Remove.
18827 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18828 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18829 * tree-ssa-alias.c (create_structure_vars): Remove.
18830 (gate_structure_vars): Likewise.
18831 (pass_create_structure_vars): Likewise.
18832 (gate_build_alias): Likewise.
18833 (pass_build_alias): Adjust to run always and dump the function.
18834 * common.opt (ftree-salias): Hide.
18835 * passes.c (init_optimization_passes): Remove
18836 pass_create_structure_vars, adjust comment.
18837 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
18838 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
18839 * opts.c (decode_options): Do not set flag_tree_salias.
18840 (common_handle_option): Add OPT_ftree_salias to the backward
18841 compatibility section.
18843 2008-05-08 Richard Guenther <rguenther@suse.de>
18845 * tree-flow-inline.h (var_can_have_subvars): Move ...
18846 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
18847 * tree-flow.h (var_can_have_subvars): Remove.
18848 (push_fields_onto_fieldstack): Remove.
18849 (sort_fieldstack): Likewise.
18850 (struct fieldoff): Move ...
18851 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
18852 alias_set and base_for_components fields.
18853 (sort_fieldstack): Make static.
18854 (push_fields_onto_fieldstack): Likewise. Remove code that
18855 handles anything but RECORD_TYPEs. Remove alias_set and
18856 base_for_components handling.
18857 (create_variable_info_for): Adjust.
18859 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
18861 * common.opt (Wframe-larger-than=): Shorten the help message
18863 * doc/invoke.texi (Wframe-larger-than=): Add more description.
18865 2008-05-08 Rafael Espíndola <espindola@google.com>
18867 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
18869 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
18870 trap and that both operands are gimple values.
18871 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
18872 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
18875 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18877 * read-rtl.c (join_c_conditions): Return the first string if the
18878 two strings are equal.
18880 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
18882 * gensupport.h (pred_data): Add a "num_codes" field.
18883 (add_predicate_code): Declare.
18884 * gensupport.c (add_predicate_code): New function.
18885 (std_pred_table): Add an "allows_const_p" field.
18886 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
18887 Remove the (incomplete) list of such codes from the codes field.
18888 (init_predicate_table): Use add_predicate_code. Add all
18889 RTX_CONST_OBJs if allows_const_p is true.
18890 * genrecog.c (process_define_predicate): Use add_predicate_code.
18892 2008-05-08 David Daney <ddaney@avtrex.com>
18893 Richard Sandiford <rsandifo@nildram.co.uk>
18895 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
18896 special case of constant zero operands.
18897 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
18898 old and new values. Special case constant zero values.
18899 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
18901 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
18902 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
18904 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
18907 * simplify-rtx.c (simplify_plus_minus): Create CONST of
18908 similar RTX_CONST_OBJ before CONST_INT.
18910 2008-05-08 Steve Ellcey <sje@cup.hp.com>
18912 * stmt.c (expand_stack_restore): Change sa mode if needed.
18914 2008-05-08 Richard Guenther <rguenther@suse.de>
18916 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
18917 return type to bool.
18918 (ix86_sol10_return_in_memory): Likewise.
18919 (ix86_i386elf_return_in_memory): Likewise.
18920 (ix86_i386interix_return_in_memory): Likewise.
18921 * config/i386/i386.c (ix86_return_in_memory): Likewise.
18922 (ix86_sol10_return_in_memory): Likewise.
18923 (ix86_i386elf_return_in_memory): Likewise.
18924 (ix86_i386interix_return_in_memory): Likewise.
18926 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
18929 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
18931 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
18932 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
18935 2008-05-08 Richard Guenther <rguenther@suse.de>
18937 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
18938 * tree-data-ref.h (struct dr_alias): Remove subvars field.
18939 (DR_SUBVARS): Remove.
18940 * tree-dfa.c (dump_subvars_for): Remove.
18941 (debug_subvars_for): Likewise.
18942 (dump_variable): Do not dump subvars.
18943 (remove_referenced_var): Do not remove subvars.
18944 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
18945 (lookup_subvars_for_var): Remove.
18946 (get_subvars_for_var): Likewise.
18947 (get_subvars_at): Likewise.
18948 (get_first_overlapping_subvar): Likewise.
18949 (overlap_subvar): Likewise.
18950 * tree-flow.h (subvar_t): Remove.
18951 (struct var_ann_d): Remove subvars field.
18952 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
18953 argument. Remove special handling of SFTs.
18954 (compute_tag_properties): Likewise.
18955 (set_initial_properties): Likewise.
18956 (compute_call_clobbered): Likewise.
18957 (count_mem_refs): Likewise.
18958 (compute_memory_partitions): Likewise.
18959 (compute_flow_insensitive_aliasing): Likewise.
18960 (setup_pointers_and_addressables): Likewise.
18961 (new_type_alias): Likewise.
18962 (struct used_part): Remove.
18963 (used_portions): Likewise.
18964 (struct used_part_map): Likewise.
18965 (used_part_map_eq): Likewise.
18966 (used_part_map_hash): Likewise.
18967 (free_used_part_map): Likewise.
18968 (up_lookup): Likewise.
18969 (up_insert): Likewise.
18970 (get_or_create_used_part_for): Likewise.
18971 (create_sft): Likewise.
18972 (create_overlap_variables_for): Likewise.
18973 (find_used_portions): Likewise.
18974 (create_structure_vars): Likewise.
18975 * tree.def (STRUCT_FIELD_TAG): Remove.
18976 * tree.h (MTAG_P): Adjust.
18977 (struct tree_memory_tag): Remove base_for_components and
18978 unpartitionable flags.
18979 (struct tree_struct_field_tag): Remove.
18980 (SFT_PARENT_VAR): Likewise.
18981 (SFT_OFFSET): Likewise.
18982 (SFT_SIZE): Likewise.
18983 (SFT_NONADDRESSABLE_P): Likewise.
18984 (SFT_ALIAS_SET): Likewise.
18985 (SFT_UNPARTITIONABLE_P): Likewise.
18986 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
18987 (union tree_node): Remove sft field.
18988 * alias.c (get_alias_set): Remove special handling of SFTs.
18989 * print-tree.c (print_node): Remove handling of SFTs.
18990 * tree-dump.c (dequeue_and_dump): Likewise.
18991 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
18992 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
18993 * tree-predcom.c (set_alias_info): Do not set subvars.
18994 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
18995 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
18996 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
18997 (add_vars_for_offset): Remove.
18998 (add_virtual_operand): Remove special handling of SFTs.
18999 (add_call_clobber_ops): Likewise.
19000 (add_call_read_ops): Likewise.
19001 (get_asm_expr_operands): Likewise.
19002 (get_modify_stmt_operands): Likewise.
19003 (get_expr_operands): Likewise.
19004 (add_to_addressable_set): Likewise.
19005 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
19006 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
19007 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
19008 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
19009 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
19010 (tree_node_structure): Likewise.
19011 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
19013 (find_what_p_points_to): Likewise.
19015 2008-05-08 Sa Liu <saliu@de.ibm.com>
19017 * config/spu/spu.md: Fixed subti3 pattern.
19019 2008-05-08 Richard Guenther <rguenther@suse.de>
19021 PR middle-end/36154
19022 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
19023 sure to create a representative for trailing arrays for PTA.
19025 2008-05-08 Richard Guenther <rguenther@suse.de>
19027 PR middle-end/36172
19028 * fold-const.c (operand_equal_p): Two objects which types
19029 differ in pointerness are not equal.
19031 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
19033 * calls.c (compute_argument_block_size): Add argument tree fndecl.
19034 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
19035 (emit_library_call_value_1): Add new variable fndecl initialized by
19036 NULL_TREE. It should be the decl type of orgfun, but this information
19037 seems not to be available here, so it uses the default calling abi.
19038 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
19039 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
19040 by TARGET_RETURN_IN_MEMORY.
19041 * config/i386/i386-interix.h: Likewise.
19042 * config/i386/i386.h: Likewise.
19043 * config/i386/i386elf.h: Likewise.
19044 * config/i386/ptx4-i.h: Likewise.
19045 * config/i386/sol2-10.h: Likewise.
19046 * config/i386/sysv4.h: Likewise.
19047 * config/i386/vx-common.h: Likewise.
19048 * config/cris/cris.h: Removed #if 0 clause.
19049 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
19050 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
19052 (ix86_sol10_return_in_memory): Likewise.
19053 (ix86_i386elf_return_in_memory): New.
19054 (ix86_i386interix_return_in_memory): New.
19055 * config/mt/mt-protos.h (mt_return_in_memory): New.
19056 * config/mt/mt.c: Likewise.
19057 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19058 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
19059 * config/bfin/bfin.h: Likewise.
19060 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
19062 * config/bfin/bfin.c: Likewise.
19063 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
19064 * config/alpha/unicosmk.h: Likewise.
19065 * config/i386/cygming.h: Likewise.
19066 * config/iq2000/iq2000.h: Likewise.
19067 * config/mips/mips.h: Likewise.
19068 * config/mn10300/mn10300.h: Likewise.
19069 * config/rs6000/rs6000.h: Likewise.
19070 * config/score/score.h: Likewise.
19071 * config/spu/spu.h: Likewise.
19072 * config/v850/v850.h: Likewise.
19073 * defaults.h: Likewise.
19074 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
19075 * expr.c (emit_block_move): Adjust use of
19076 OUTGOING_REG_PARM_STACK_SPACE.
19077 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
19078 OUTGOING_REG_PARM_STACK_SPACE.
19079 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
19081 2008-05-08 Jakub Jelinek <jakub@redhat.com>
19083 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
19084 on OMP_RETURN for OMP_FOR.
19087 * dwarf2out.c (dw_expand_expr, common_check): Removed.
19088 (fortran_common): New function.
19089 (gen_variable_die): Call fortran_common instead of common_check,
19090 adjust for it returning tree instead of rtx. Formatting.
19092 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
19096 * see.c (see_copy_insn): Copy new pure const attributes for new call.
19097 * c-decl.c (merge_decls): Ditto.
19098 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
19099 to RTL_CONST_OR_PURE_CALL_P.
19100 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
19101 Initialized DECL_LOOPING_CONST_PURE.
19102 (process_call_operands): Set tree_side_effects properly.
19103 * tree.h (TREE_READONLY_DECL_P): Removed.
19104 (DECL_IS_PURE): Renamed to DECL_PURE_P.
19105 (DECL_LOOPING_OR_CONST_P): New macro.
19106 (struct tree_function_decl): Added looping_const_or_pure_p.
19107 (ECF_*) Renumbered.
19108 (ECF_LOOPING_OR_CONST_P): New macro.
19109 * rtlanal.c (pure_const_p): Removed.
19110 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
19111 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
19112 to RTL_CONST_CALL_P.
19113 * ipa-pure-const.c (pure_const_state_e): Added looping field.
19114 (check_decl, check_tree, check_call, scan_function): Initialize
19116 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
19117 (static_execute): Set looping true for recursive functions.
19118 Undo setting state to IPA_NEITHER for recursive functions.
19119 * cse.c (cse_insn):
19120 * ifcvt.c (noce_can_store_speculate_p): Changed
19121 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
19122 RTL_CONST_OR_PURE_CALL_P.
19123 * dse.c (scan_insn): Ditto.
19124 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
19125 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
19126 RTL_CONST_OR_PURE_CALL_P.
19127 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
19128 pure_call_p to RTL_CONST_CALL_P.
19129 * gimplify.c (gimplify_call_expr): Clear side effects for
19130 non-looping pure and constant calls.
19131 * calls.c (emit_call_1): Set rtl flags from ecf flags.
19132 (flags_from_decl_or_type): Set ecf flags from decl flags.
19133 (initialize_argument_information): Turn off
19134 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
19135 Change const to pure if callee_copies is true rather than just
19137 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
19138 way of marking pure calls.
19139 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
19140 Remove hack that was supposed to fix pr7335 and remove old
19141 way of marking pure calls.
19142 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
19143 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
19144 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
19145 RTL_CONST_OR_PURE_CALL_P.
19146 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
19147 * loop-invariant.c (find_exits, find_invariant_bb): Changed
19148 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
19149 * sched-deps.c (schedule_analyze): Ditto.
19150 * rtl.h (struct rtx_def): Use call field, unchanging field, and
19151 return_val field of calls to represent pure and const function info.
19152 (CONST_OR_PURE_CALL_P): Deleted macro.
19153 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
19154 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
19155 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
19157 * tree-optimize.c (execute_fixup_cfg): Added test for
19158 ECF_LOOPING_CONST_OR_PURE.
19159 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
19161 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
19162 effects for looping pure or const calls.
19163 (verify_gimple_expr): Added verification code.
19164 * config/alpha/alpha.c (alpha_legitimize_address,
19165 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
19167 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
19168 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
19169 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
19170 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
19171 RTL_CONST_OR_PURE_CALL_P.
19172 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
19173 and const calls to be deleted.
19175 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19178 * config/i386/mmx.md (mmx_subv2sf3): New expander.
19179 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
19180 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
19181 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19182 to handle nonimmediate operands.
19183 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
19184 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
19185 to handle nonimmediate operands.
19186 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
19187 (mmx_pmulhrwv4hi3): New expander. Use
19188 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19189 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
19190 (sse2_umulv1siv1di3): New expander. Use
19191 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19192 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
19193 (mmx_eq<mode>3): New expander. Use
19194 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19195 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
19196 (mmx_uavgv8qi3): New expander. Use
19197 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19198 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
19199 (mmx_uavgv4hi3): New expander. Use
19200 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19202 * config/i386/sse.md
19203 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
19204 to handle nonimmediate operands.
19205 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
19206 to handle nonimmediate operands.
19207 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
19208 to handle nonimmediate operands.
19209 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
19210 to handle nonimmediate operands.
19211 (sse2_unpckhpd_exp): New expander. Use
19212 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19213 (sse2_unpcklpd_exp): New expander. Use
19214 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19215 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
19216 to handle nonimmediate operands.
19217 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
19218 to handle nonimmediate operands.
19219 (*sse2_<plusminus_insn><mode>3): Rename from
19220 sse2_<plusminus_insn><mode>3 insn pattern.
19221 (sse2_<plusminus_insn><mode>3): New expander. Use
19222 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19223 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
19224 (sse2_umulv2siv2di3): New expander. Use
19225 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19226 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
19227 (sse4_1_mulv2siv2di3): New expander. Use
19228 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19229 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
19230 (sse2_pmaddwd): New expander. Use
19231 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19232 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
19233 (sse2_eq<mode>3): New expander. Use
19234 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19235 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
19236 (sse4_1_eqv2di3): New expander. Use
19237 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19238 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19239 (sse2_uavgv16qi3): New expander. Use
19240 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19241 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
19242 (sse2_uavgv16qi3): New expander. Use
19243 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19244 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
19245 (sse2_uavgv8hi3): New expander. Use
19246 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19247 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
19248 (ssse3_pmulhrswv8hi3): New expander. Use
19249 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19250 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
19251 (ssse3_pmulhrswv4hi3): New expander. Use
19252 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19254 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
19255 (<sse>_vmmul<mode>3): Ditto.
19256 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
19258 (ssse3_pmaddubsw128): Use register_operand for operand 1.
19259 (ssse3_pmaddubsw): Ditto.
19261 * config/i386/i386.c (struct_builtin_description)
19262 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
19263 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
19264 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
19265 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
19266 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
19267 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
19268 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
19269 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
19270 (ix86_fixup_binary_operands): Assert that src1
19271 and src2 must have the same mode when swapped.
19272 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
19273 and ix86_binary_operator_ok. Do not force operands in registers
19276 2008-05-07 Jan Hubicka <jh@suse.cz>
19278 * cgraph.c (dump_cgraph_node): Update.
19279 * cgraph.h (cgraph_local_info): Break out inline summary.
19280 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
19282 * ipa-inline (inline_summary): New accestor function.
19283 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
19284 cgraph_decide_inlining, compute_inline_parameters): Update.
19285 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
19287 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
19289 Cleanup ColdFire scheduling support and add V4 pipeline model.
19291 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
19292 (define_attr cpu): Add cfv4 value.
19293 (define_attr type, define_attr type1): Merge into a single 'type'
19294 attribute. Update all uses.
19295 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
19296 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
19298 (define_attr opx_mem, define_attr opy_mem): Remove.
19299 (define_attr op_mem): Clean up, update comment.
19300 (define_attr size): Use specific values instead of general int.
19301 (define_attr guess, define_attr split): Remove. Update all uses.
19302 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
19303 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
19304 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
19305 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
19306 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
19307 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
19308 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
19309 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
19310 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
19311 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
19312 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
19313 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
19314 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
19315 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
19316 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
19317 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
19318 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
19319 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
19320 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
19321 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
19322 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
19323 Update or set attributes.
19324 (stack_tie): New fake instruction.
19326 * config/m68k/m68k.h (TUNE_CFV4): New macro.
19327 (m68k_sched_attr_size): Update declaration.
19328 (m68k_sched_attr_type2): Remove.
19329 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
19330 Declare new bypass predicates.
19332 * config/m68k/m68k.c (m68k_sched_issue_rate,
19333 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
19335 (TARGET_SCHED_ISSUE_RATE,
19336 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
19337 (override_options): Handle scheduling for ColdFire V4 core.
19338 (m68k_expand_prologue): Emit stack_tie.
19339 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
19340 'OP_TYPE_FPN'. Update all uses.
19341 (sched_guess_p): Remove.
19342 (sched_address_type): Handle symbolic addresses.
19343 (sched_get_operand): New static function.
19344 (sched_operand_type): Merge into sched_attr_op_type.
19345 (sched_attr_op_type): Handle FP registers, handle quick constants,
19347 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
19348 (m68k_sched_attr_size): Update. Move logic to ...
19349 (sched_get_attr_size_int): New static function.
19350 (sched_get_opxy_mem_type): New static function.
19351 (m68k_sched_attr_op_mem): Update.
19352 (m68k_sched_attr_type2): Remove.
19353 (sched_cfv4_bypass_data): New static variable.
19354 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
19355 (m68k_sched_issue_rate): Implement scheduler hook.
19356 (struct _sched_ib: enabled_p): New field.
19357 (m68k_sched_variable_issue): Update. Handle V4.
19358 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
19359 sched_dump_class_func_t, sched_dump_split_class,
19360 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
19361 sched_dump_dfa_class, m68k_sched_dump): Remove.
19362 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
19364 (m68k_sched_init_global): Remove statisctics dumping, introduce
19365 sanity check that all instructions have pipeline reservations. Handle
19367 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
19368 Handle ColdFire V4 core.
19369 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
19370 New static functions.
19371 (m68k_sched_address_bypass_p): New bypass predicate.
19372 (sched_get_indexed_address_scale): New static function.
19373 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
19375 * cf.md: Update comments.
19376 (define_attr type2): Remove. Use 'type' attribute instead.
19378 (cf_ib): Rename to cfv123_ib. Update all uses.
19379 (cf_oep): Rename to cfv123_oep. Update all uses.
19380 (cf_chr): Rename to cfv123_chr. Update all uses.
19381 (cf_mem): Rename to cfv123_mem. Update all uses.
19382 (cf_mac): Move to more appropriate place.
19383 (cfv123_guess): New automaton and cpu_unit.
19384 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
19385 Update uses of 'size' attribute. Handle before reload scheduling.
19386 (cfv123_guess): New dummy reservation for unhandled instructions.
19387 (cfv4_*): Pipeline description of ColdFire V4 core.
19388 (ignore): New reservation to handle 'ignore' type.
19390 2008-05-07 Ian Lance Taylor <iant@google.com>
19392 PR middle-end/36013
19393 * gimplify.c (find_single_pointer_decl_1): Don't look through
19395 (find_single_pointer_decl): Adjust comments.
19397 2008-05-07 Jakub Jelinek <jakub@redhat.com>
19399 PR middle-end/36137
19400 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
19401 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
19403 PR middle-end/36106
19404 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
19405 integral type rather than floating point, then VIEW_CONVERT_EXPR
19406 to the floating point type.
19408 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
19410 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
19411 TFmode op0 to register.
19413 2008-05-07 Alan Modra <amodra@bigpond.net.au>
19415 * c-decl.c (grokdeclarator): Comment typo.
19417 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
19419 * tree-flow.h: Remove prototype for computed_goto_p.
19420 * tree-cfg.c (computed_goto_p): Make static.
19422 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
19425 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
19426 (contains_aligned_value_p): This. Handle _Decimal128.
19427 (ix86_function_arg_boundary): Only align _Decimal128 to its
19428 natural boundary and handle it properly.
19430 2008-05-06 Martin Jambor <mjambor@suse.cz>
19432 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
19433 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
19434 (ipcp_method_set_orig_node): Removed.
19435 (ipcp_cval_get_cvalue_type): Removed.
19436 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
19437 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
19438 (ipcp_cval_set_cvalue_type): Removed.
19439 (ipcp_cval_get_cvalue): Removed.
19440 (ipcp_cval_set_cvalue): Removed.
19441 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
19442 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
19443 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
19444 (ipcp_cval_meet): Renamed to ipa_lattice_meet
19445 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
19446 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
19447 (ipcp_get_ith_lattice): Changed parameters.
19448 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
19449 (ipcp_lattice_from_jfunc): Changed parameters.
19450 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
19451 (ipcp_method_cval_print): Added temporary variable info.
19452 (ipcp_redirect): Removed already unused local variable caller.
19453 (ipcp_redirect): New temporary variable orig_callee_info
19454 (ipcp_redirect): Removed newly unused local variable callee.
19455 (ipcp_redirect): Removed (a bit confusing) local variable type.
19456 (ipcp_insert_stage): Added local variable info.
19457 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
19459 (ipcp_formal_create): Removed.
19460 (ipcp_method_cval_set): Removed.
19461 (ipcp_propagate_stage): Renamed lattice variables.
19462 (ipcp_method_cval_set_cvalue_type): Removed.
19463 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
19464 (ipcp_print_all_lattices): Changed printed strings to refer to
19465 lattices rather than cvals.
19466 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
19467 (ipcp_propagate_const): Changed formal parameters.
19468 (build_const_val): Changed formal parameters.
19469 (ipcp_insert_stage): Removed useless variable cvalue
19470 (build_const_val): Changed formal parameters.
19471 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
19472 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
19473 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
19474 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
19475 (ipcp_print_func_profile_counts): Changed string from "method" to
19477 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
19478 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
19479 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
19480 (ipcp_structures_print): Renamed to ipcp_print_all_structures
19481 (ipcp_profile_print): Renamed to ipcp_print_profile_data
19482 (ipcp_lat_is_const): Changed parameters and made inline.
19483 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
19484 (ipcp_redirect): Renamed to ipcp_need_redirect_p
19485 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
19486 the predicate condition directly
19487 (ipcp_propagate_stage): Added local variable args. Removed local
19488 variable callee. (Both are mere code simplifications.)
19489 (ipcp_method_dont_insert_const): Renamed to
19490 ipcp_node_not_modifiable_p.
19491 (ipcp_node_not_modifiable_p): Made inline.
19492 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
19493 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
19494 (ipcp_print_all_lattices): Removed variable cvalue
19495 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
19498 2008-05-06 Olivier Hainque <hainque@adacore.com>
19500 * tree-sra.c (try_instantiate_multiple_fields): Early return
19501 if field has POINTER_TYPE.
19503 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
19505 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
19506 by using 'q' specifier for instruction.
19507 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
19509 2008-05-06 Anatoly Sokolov <aesok@post.ru>
19511 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
19512 Change mode of zero_extract from QImode to HImode.
19513 (sign bit tests peepholes): (Ditto.).
19515 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
19517 * config/i386/mmx.md: Remove double backslashes from asm templates.
19518 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
19519 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19520 to handle nonimmediate operands.
19521 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
19522 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
19523 to handle nonimmediate operands.
19524 (*mmx_<code>v2sf3_finite): New insn pattern.
19525 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
19526 (mmx_<code>v2sf3): New expander. Use
19527 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19528 (mmx_<plusminus_insn><mode>3): New expander. Use
19529 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19530 (*mmx_<plusminus_insn><mode>3): New insn pattern.
19531 (mmx_add<mode>3): Removed.
19532 (mmx_ssadd<mode>3): Ditto.
19533 (mmx_usadd<mode>3): Ditto.
19534 (mmx_sub<mode>3): Ditto.
19535 (mmx_sssub<mode>3): Ditto.
19536 (mmx_ussub<mode>3): Ditto.
19537 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
19538 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
19539 to handle nonimmediate operands.
19540 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
19542 (mmx_smulv4hi3_highpart): New expander. Use
19543 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19544 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
19546 (mmx_umulv4hi3_highpart): New expander. Use
19547 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19548 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
19549 (mmx_<code>v4hi3): New expander. Use
19550 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19551 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
19552 (mmx_<code>v8qi3): New expander. Use
19553 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19554 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
19555 (mmx_<code><mode>3): New expander. Use
19556 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
19558 2008-05-05 Jan Hubicka <jh@suse.cz>
19560 PR tree-optimization/36118
19561 * passes.c (pass_init_dump_file): Fix dump header.
19563 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
19565 PR middle-end/36141
19566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
19567 VCE for function decls.
19569 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19571 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
19573 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
19575 * config/i386/i386.md (sat_plusminus): New.
19576 (plusminus_insn): Likewise.
19577 (plusminus_mnemonic): Likewise.
19579 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
19580 (*<addsub><mode>3_cc_overflow): Renamed to ...
19581 (*<plusminus_insn><mode>3_cc_overflow): This.
19582 (*<addsub>si3_zext_cc_overflow): Renamed to ...
19583 (*<plusminus_insn>si3_zext_cc_overflow): This.
19585 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
19586 (<plusminus_insn><mode>3): This.
19587 (*<addsub><mode>3): Renamed to ...
19588 (*<plusminus_insn><mode>3): This.
19589 (<sse>_vm<addsub><mode>3): Renamed to ...
19590 (<sse>_vm<plusminus_insn><mode>3): This.
19591 (sse3_h<addsub>v4sf3): Renamed to ...
19592 (sse3_h<plusminus_insn>v4sf3): This.
19593 (sse3_h<addsub>v2df3): Renamed to ...
19594 (sse3_h<plusminus_insn>v2df3): This.
19595 (<plusminus_insn><mode>3): New.
19596 (*<plusminus_insn><mode>3): Likewise.
19597 (sse2_<plusminus_insn><mode>3): Likewise.
19598 (add<mode>): Removed.
19599 (*add<mode>3): Likewise.
19600 (sse2_ssadd<mode>3): Likewise.
19601 (sse2_usadd<mode>3): Likewise.
19602 (sub<mode>3): Likewise.
19603 (*sub<mode>3): Likewise.
19604 (sse2_sssub<mode>3): Likewise.
19605 (sse2_ussub<mode>3): Likewise.
19607 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
19609 * gthr-single.h: Add in required interface elements as per gthr.h.
19610 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
19611 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
19612 Generalize UNUSED macro.
19613 (__gthread_once): Add.
19614 (__gthread_key_create): Add.
19615 (__gthread_key_delete): Add.
19616 (__gthread_getspecific): Add.
19617 (__gthread_setspecific): Add.
19619 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
19621 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
19622 the same size types for the indirect reference on the rhs, then
19625 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
19627 * config/i386/i386.md
19628 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
19629 one insn template instead of template series.
19630 (*xordi_1_rex64): Ditto.
19631 (*xordi_2_rex64): Ditto.
19633 2008-05-05 Ira Rosen <irar@il.ibm.com>
19635 PR tree-optimization/36119
19636 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
19639 2008-06-04 Jan Hubicka <jh@suse.cz>
19641 tree-optimization/36100
19642 * tree-pass.h (pass_O0_always_inline): Declare.
19643 * ipa-inline.c (inline_transform): Remove dead code.
19644 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
19645 pass_O0_always_inline): New.
19646 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
19648 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
19650 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
19651 mnemonic in this_param move for TARGET_64BIT.
19653 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
19655 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
19656 (*strmovsi_rex_1): Ditto.
19657 (*strsetsi_1): Ditto.
19658 (*strsetsi_rex_1): Ditto.
19660 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
19661 adddicc expanders using SWI mode iterator.
19663 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
19666 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
19669 2008-05-04 David S. Miller <davem@davemloft.net>
19671 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
19672 (sparc*-*-linux*): Use linux.h in tm_file.
19673 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
19674 compiler defaulting to 32-bit.
19675 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
19677 * config/sparc/linux.h: Remove definitions now obtained
19678 properly from linux.h
19679 * config/sparc/linux64.h: Likewise.
19680 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
19681 don't want this setting for 32-bit builds in a biarch compiler.
19682 * doc/install.texi: Add sparc-linux to list of targets
19683 supporting --enable-targets=all.
19685 2008-05-03 Andrew Pinski <pinskia@gmail.com>
19687 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
19689 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
19691 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
19692 after V4SI_FTYPE_V8HI.
19693 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
19694 case V4SI_FTYPE_V2DF.
19696 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
19698 * doc/invoke.texi (max-flow-memory-locations): Removed.
19699 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
19701 2008-05-03 Richard Guenther <rguenther@suse.de>
19703 PR middle-end/34973
19704 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
19706 2008-05-02 David S. Miller <davem@davemloft.net>
19708 * config.gcc (need_64bit_hwint): Document libcpp dependency.
19710 2008-05-02 Simon Baldwin <simonb@google.com>
19713 * c-common.h (warn_array_subscript_range): Removed.
19714 * c-common.c (warn_array_subscript_range): Ditto.
19715 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
19716 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
19718 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19720 * config/i386/i386.c (ix86_special_builtin_type): New.
19721 (bdesc_special_args): Likewise.
19722 (ix86_expand_special_args_builtin): Likewise.
19723 (ix86_init_mmx_sse_builtins): Updated.
19724 (ix86_expand_builtin): Updated.
19725 (ix86_expand_store_builtin): Removed.
19726 (ix86_expand_unop_builtin): Likewise.
19728 * config/i386/mm3dnow.h (__v2sf): Moved to ...
19729 * config/i386/mmintrin.h (__v2sf): Here.
19731 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
19733 (_mm_loadl_pi): Likewise.
19734 (_mm_storeh_pi): Replace __v2si with __v2sf.
19735 (_mm_storel_pi): Likewise.
19737 * doc/extend.texi: Correct __builtin_ia32_loadhps,
19738 __builtin_ia32_loadlps, __builtin_ia32_storehps,
19739 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
19740 __builtin_ia32_loadlpd.
19742 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
19744 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
19745 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
19746 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
19747 (ix86_init_mmx_sse_builtins): Updated.
19748 (ix86_expand_args_builtin): Likewise.
19749 (ix86_expand_builtin): Likewise.
19750 (ix86_expand_unop1_builtin): Renamed to ...
19751 (ix86_expand_unop_vec_merge_builtin): This.
19753 2008-05-01 Jan Hubicka <jh@suse.cz>
19756 * ipa-inline.c (inline_generate_summary): Make static.
19757 (inline_transform): Do not call inlining at -O0; make static.
19758 * passes.c (execute_todo): Add sanity check.
19759 (execute_one_ipa_transform_pass): Execute proper flags.
19761 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
19763 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
19764 (DECL_NONADDRESSABLE_P): Likewise.
19765 * alias.c (record_component_aliases): Fix comment.
19767 2008-05-01 Simon Baldwin <simonb@google.com>
19769 * c-common.h (warn_array_subscript_range): New function.
19770 * c-common.c (warn_array_subscript_range): Ditto.
19771 * tree-vrp.c (check_array_ref): Corrected code to agree with
19772 comment, ignoring only arrays of size 0 or size 1.
19773 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
19775 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19777 * config/i386/i386.c (ix86_builtin_type): Replace
19778 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
19779 (bdesc_args): Updated.
19780 (ix86_init_mmx_sse_builtins): Likewise.
19781 (ix86_expand_args_builtin): Likewise.
19783 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
19786 * doc/extend.texi: Correct __builtin_ia32_palignr.
19788 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19791 * config/i386/i386.c (bdesc_crc32): Removed.
19792 (ix86_expand_crc32): Likewise.
19793 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
19794 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
19795 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
19796 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
19797 UINT_FTYPE_UINT_UCHAR.
19798 (bdesc_args): Updated. Add crc32 builtins.
19799 (ix86_init_mmx_sse_builtins): Updated.
19800 (ix86_expand_args_builtin): Updated to support subreg.
19802 * doc/extend.texi: Correct __builtin_ia32_crc32di.
19804 2008-05-01 Jan Hubicka <jh@suse.cz>
19806 * tree-pass.h (opt_pass): Add IPA_PASS.
19807 (varpool_node, cgraph_node): Forward declare.
19808 (ipa_opt_pass): Define.
19809 (pass_ipa_inline): Turn into ipa_opt_pass.
19810 (pass_apply_inline): Remove.
19811 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
19812 (apply_inline): Turn into ....
19813 (inline_transform): ... this one.
19814 (inline_generate_summary): New function.
19815 (pass_apply_inline): Remove.
19816 * function.h (ipa_opt_pass): Forward declare structure; typedef;
19818 (struct function): Add ipa_transforms_to_apply.
19819 * passes.c (register_one_dump_file): Work on IPA_PASS.
19820 (init_optimization_passes): Remove pass_inline_parameters and
19822 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
19823 (execute_one_pass) ... here; apply transforms when possible.
19824 (add_ipa_transform_pass, execute_ipa_summary_asses,
19825 execute_one_ipa_transform_pass): New.
19826 (execute_ipa_pass_list): Update for IPA_PASS type.
19828 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19830 * config/i386/i386.c (ix86_builtin_type): Add
19831 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
19832 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
19833 (bdesc_args): Add SSE4a builtins.
19834 (ix86_init_mmx_sse_builtins): Updated.
19835 (ix86_expand_args_builtin): Likewise.
19836 (ix86_expand_builtin): Likewise.
19838 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
19840 * config/i386/i386.c (ix86_builtin_type): Add
19841 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
19842 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
19843 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
19844 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
19845 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
19846 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
19847 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
19848 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
19849 and DI_FTYPE_DI_DI_INT.
19850 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
19851 (ix86_init_mmx_sse_builtins): Updated.
19852 (ix86_expand_args_builtin): Likewise.
19853 (ix86_expand_builtin): Likewise.
19854 (ix86_expand_binop_imm_builtin): Removed.
19856 * doc/extend.texi: Correct __builtin_ia32_palignr128.
19858 2008-04-30 Richard Guenther <rguenther@suse.de>
19860 PR tree-optimization/32921
19861 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
19863 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
19865 * config/arm/arm.c (arm_unwind_emit): Use
19866 crtl->all_throwers_are_sibcalls instead of
19867 cfun->all_throwers_are_sibcalls.
19868 (arm_output_fn_unwind): Likewise.
19869 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
19870 instead of cfun->uses_pic_offset_table.
19871 (frv_expand_prologue): Likewise.
19872 (frv_frame_pointer_required): Likewise.
19873 (frv_expand_fdpic_call): Likewise.
19874 (frv_emit_movsi): Likewise.
19875 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
19876 cfun->returns_pcc_struct instead of
19877 current_function_returns_pcc_struct.
19878 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
19879 instead of cfun->calls_eh_return.
19880 (m32c_pushm_popm): Likewise.
19881 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
19882 "extern" declaration.
19884 2008-04-30 Richard Guenther <rguenther@suse.de>
19886 PR tree-optimization/21636
19887 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
19889 (evaluate_stmt): Print the likely value.
19890 (ccp_visit_stmt): Avoid excessive vertical spacing.
19892 2008-04-30 Rafael Espíndola <espindola@google.com>
19894 * builtins.c (fold_call_expr): Return realret.
19895 * tree-ssa-threadedge.c
19896 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
19897 __builtin_object_size.
19899 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
19901 * gcc.c (wrapper_string): New variable.
19902 (insert_wrapper): New function.
19903 (execute): New option -wrapper.
19904 * doc/invoke.texi (Overall Options): New driver option -wrapper.
19906 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
19908 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
19909 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
19910 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
19912 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
19913 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
19914 config/rs6000/e500crtres64gprctr.asm,
19915 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
19916 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
19917 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
19918 config/rs6000/e500crtsav64gprctr.asm,
19919 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
19920 config/rs6000/e500crtsavg64gprctr.asm: New files.
19921 * config/rs6000/t-ppccomm: Add build rules for new files.
19922 (LIB2FUNCS_STATIC_EXTRA): Add new files.
19923 * config/rs6000/t-netbsd: Add build rules for new files.
19924 (LIB2FUNCS_STATIC_EXTRA): New variable.
19925 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
19926 (CRTSAVRES_DEFAULT_SPEC): Likewise.
19927 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
19929 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
19931 * config/i386/i386.c (ix86_builtin_type): Add
19932 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
19933 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
19934 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
19935 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
19936 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
19937 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
19938 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
19939 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
19940 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
19941 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
19942 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
19943 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
19944 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
19945 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
19946 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
19947 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
19948 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
19949 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
19950 V1DI_FTYPE_V2SI_V2SI.
19951 (bdesc_2arg): Moved to ...
19952 (bdesc_args): Here.
19953 (ix86_init_mmx_sse_builtins): Updated.
19954 (ix86_expand_args_builtin): Updated. Take a pointer
19955 to const struct builtin_description. Handle comparison
19957 (ix86_expand_sse_compare): Take a new argument for swapping operands.
19958 (ix86_expand_builtin): Updated.
19960 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
19961 (ssse3_pmaddubsw128): This.
19962 (ssse3_pmaddubswv4hi3): Renamed to ...
19963 (ssse3_pmaddubsw): This.
19965 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
19966 (__builtin_ia32_packssdw128): Likewise.
19967 (__builtin_ia32_packuswb128): Likewise.
19968 (__builtin_ia32_pmaddubsw): Likewise.
19969 (__builtin_ia32_pmaddubsw128): Likewise.
19971 2008-04-30 Richard Guenther <rguenther@suse.de>
19973 PR tree-optimization/14847
19974 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
19975 (recognize_bits_test): Use it.
19976 (recognize_single_bit_test): Likewise.
19978 2008-04-30 Martin Jambor <mjambor@suse.cz>
19980 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
19981 instead of setting number of formal parameters to zero.
19982 (ipcp_init_stage): Do not set the number of actual parameters to zero
19984 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
19985 which are called with variable number of arguments.
19986 (ipcp_insert_stage): Explicitely skipping all nodes which are
19987 called with variable number of arguments.
19988 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
19989 number of parameters.
19991 * ipa-prop.h (struct ipa_node_params): Added flag
19992 called_with_var_arguments
19993 (ipa_set_param_count): Added. Changed sole setter to use it.
19994 (ipa_get_param_count): Added. All readers of param_count
19995 converted to use it instead.
19996 (ipa_set_called_with_variable_arg): Added.
19997 (ipa_is_called_with_var_arguments): Added.
19998 (ipa_get_ith_param): Added. All readers of param_decls converted
20000 (ipa_set_cs_argument_count): Added, sole writer to argument_count
20002 (ipa_get_cs_argument_count): Added, all readers of argument_count
20004 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
20007 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
20008 (struct ipcp_lattice): Renamed cval_type to type
20009 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
20011 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
20012 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
20013 (ipcp_insert_stage): Changed the type of variable cvalue to tree
20014 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
20015 (build_const_val): Changed the type of parameter cvalue to tree
20016 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
20017 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
20019 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
20022 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
20023 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
20024 (ipa_add_method): Renamed to ipa_push_func_to_list
20025 (ipa_remove_method): Renamed to ipa_pop_func_from_list
20026 (ipa_callsite_param_count): Removed.
20027 (ipa_callsite_param_count_set): Removed.
20028 (ipa_callsite_param): Removed.
20029 (ipa_callsite_callee): Removed.
20030 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
20031 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
20032 (ipa_method_formal_count): Removed.
20033 (ipa_method_formal_count_set): Removed.
20034 (ipa_method_get_tree): Removed.
20035 (ipa_method_tree_map_create): Removed.
20036 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
20037 (ipa_create_param_decls_array): Creates the array itself
20038 (ipa_create_param_decls_array): Temporary variable info instead of
20039 a few dereferences.
20040 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
20041 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
20042 (get_type): Removed.
20043 (ipa_jf_get_info_type): Removed.
20044 (ipa_node_create): Renamed to ipa_create_node_params
20045 (ipa_free): Renamed to ipa_free_all_node_params
20046 (ipa_nodes_create): Renamed to ipa_create_all_node_params
20047 (ipa_edges_create): Renamed to ipa_create_all_edge_args
20048 (ipa_edges_free): Renamed to ipa_free_all_edge_args
20049 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
20050 (ipa_free_all_node_params): Deallocation to jump_functions moved to
20051 ipa_free_all_edge_args
20052 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
20053 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
20054 (ipa_create_methodlist_node): Removed.
20055 (ipa_methodlist_method): Removed.
20056 (ipa_methodlist_method_set): Removed.
20057 (ipa_methodlist_next_method): Removed.
20058 (ipa_methodlist_next_method_set): Removed.
20059 (ipa_method_is_modified): Removed.
20060 (ipa_method_modify_create): Removed.
20061 (ipa_method_modify_init): Temporary variable info instead of a few
20063 (ipa_detect_param_modifications): Temporary variable info instead of
20064 a few dereferences.
20065 (ipa_compute_jump_functions): Temporary variable info instead of
20066 a few dereferences.
20067 (ipa_method_modify_set): Removed.
20068 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
20069 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
20070 than craph_node as the first parameter.
20071 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
20072 (ipa_method_modify_init): Removed.
20073 (ipa_compute_jump_functions): Added a temp variable instead of
20074 repeatadly dereferencing the cgraph_edge.aux pointer
20075 (ipa_callsite_param_set_type): Removed.
20076 (ipa_compute_jump_functions): i renamed to index and moved to
20078 (ipa_callsite_param_set_info_type_formal): Removed.
20079 (ipa_callsite_param_set_info_type): Removed.
20080 (ipa_callsite_param_map_create): Removed.
20081 (ipa_callsite_tree): Removed.
20082 (ipa_callsite_caller): Removed.
20083 (ipa_pop_func_from_list): return_method removed to return_func
20085 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
20086 prefixed all values with IPA_. Changed all users.
20087 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
20088 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
20089 and FORMAL_IPATYPE IPA_PASS_THROUGH.
20090 (union parameter_info): Renamed to jump_func_value.
20091 (union jump_func_value): Renamed value to constant
20092 (struct ipa_jump_func): Renamed info_type to value
20093 (struct ipa_node): Renamed to ipa_node_params
20094 (struct ipa_node_params): Renamed ipa_arg_num to param_count
20095 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
20096 (struct ipa_node_params): Renamed ipa_mod to modified_flags
20097 (struct ipa_edge): Renamed to ipa_edge_args
20098 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
20099 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
20100 (struct ipa_methodlist): Renamed to ipa_func_list
20101 (struct ipa_func_list): method_p renamed to node, next_method
20103 (ipa_methodlist_p): Removed, switched all users to struct pointer
20104 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
20106 2008-04-30 Alan Modra <amodra@bigpond.net.au>
20108 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
20109 (rs6000_emit_epilogue): Use backchain to restore only when we
20110 have a large frame. Make use of frame pointer to restore if we
20111 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
20113 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
20115 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
20116 Add mode to zero_extract.
20117 (sign bit tests peepholes): (Ditto.).
20119 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
20121 * config/i386/i386.c (ix86_builtins): Replace Prescott New
20122 Instructions in comments with SSE3.
20123 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
20124 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
20125 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
20126 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
20127 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
20128 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
20129 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
20130 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
20131 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
20132 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
20133 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
20134 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
20135 (bdesc_sse_args): Renamed to ...
20136 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
20137 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
20138 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
20139 IX86_BUILTIN_FABSQ.
20140 (bdesc_1arg): Moved to ...
20141 (bdesc_args): Here.
20142 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
20143 Instructions in comments with SSE3.
20144 (ix86_expand_sse_operands_builtin): Renamed to ...
20145 (ix86_expand_args_builtin): This. Updated.
20146 (ix86_expand_unop1_builtin): Update comments.
20147 (ix86_expand_builtin): Updated.
20149 2008-04-29 Richard Guenther <rguenther@suse.de>
20151 PR tree-optimization/36078
20152 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
20153 Update virtual SSA form after cleaning up the CFG.
20155 2008-04-29 Richard Guenther <rguenther@suse.de>
20157 PR middle-end/15255
20158 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
20160 2008-04-29 Richard Guenther <rguenther@suse.de>
20162 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
20163 (compute_may_aliases): Do not call finalize_ref_all_pointers.
20164 (compute_flow_insensitive_aliasing): Do not treat
20165 PTR_IS_REF_ALL pointers special.
20166 (get_smt_for): Likewise.
20167 (may_alias_p): Re-structure.
20168 (is_escape_site): A ref-all pointer conversion is not an escape site.
20169 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
20170 PTR_IS_REF_ALL pointers special.
20171 * tree-ssa-structalias.h (struct alias_info): Remove
20172 ref_all_symbol_mem_tag field.
20173 (PTR_IS_REF_ALL): Remove.
20175 2008-04-29 Richard Guenther <rguenther@suse.de>
20177 PR middle-end/36077
20178 * fold-const.c (extract_muldiv_1): In combining division constants
20179 make sure to never overflow.
20181 2008-04-29 Nick Clifton <nickc@redhat.com>
20183 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
20185 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20188 * optc-gen.awk: Work around HP-UX/IA awk bug.
20190 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
20192 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
20195 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20198 * config/i386/i386.md
20199 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
20200 Change operand 1 predicate to nonimmediate_operand.
20202 2008-04-28 Jakub Jelinek <jakub@redhat.com>
20205 * dwarf2out.c (struct die_struct): Mark as chain_circular through
20207 * gengtype.c (walk_type, write_func_for_structure): Handle
20209 * doc/gty.texi: Document chain_circular.
20211 2008-04-28 Richard Guenther <rguenther@suse.de>
20213 PR tree-optimization/36066
20214 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
20217 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
20220 * config/i386/i386.md
20221 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
20222 Use match_scratch instead of match_operand for operands 3 and 4.
20224 2008-04-27 Richard Guenther <rguenther@suse.de>
20226 PR tree-optimization/18754
20227 PR tree-optimization/34223
20228 * tree-pass.h (pass_complete_unrolli): Declare.
20229 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
20230 loop size before and after unconditionally of UL_NO_GROWTH in effect.
20231 Rewrite loop into loop closed SSA form if it is not already.
20232 (tree_unroll_loops_completely): Re-structure to iterate over
20233 innermost loops with intermediate CFG cleanups.
20234 Unroll outermost loops only if requested or the code does not grow
20236 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
20237 loops are available.
20238 (tree_vectorize): Instead do so here.
20239 (tree_complete_unroll): Also unroll outermost loops.
20240 (tree_complete_unroll_inner): New function.
20241 (gate_tree_complete_unroll_inner): Likewise.
20242 (pass_complete_unrolli): New pass.
20243 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
20244 uses outside of the loop.
20245 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
20246 form if it is available.
20247 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
20248 * passes.c (init_optimization_passes): Schedule complete inner
20249 loop unrolling pass before the first CCP pass after final inlining.
20251 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
20253 * targhooks.h (default_emutls_var_fields,
20254 default_emutls_var_init): Declare.
20255 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
20256 * target.h (struct gcc_target): Add struct emutls member.
20257 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
20258 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
20259 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
20260 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
20261 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
20262 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
20263 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
20264 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
20265 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
20266 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
20267 emit debug information.
20268 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
20269 * varasm.c: Include targhooks.h.
20270 (emutls_object_section, emutls_tmpl_section): New.
20271 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
20272 (EMUTLS_SEPARATOR): New.
20273 (prefix_name): New.
20274 (get_emutls_object_name): New.
20275 (default_emutls_var_fields): New, broken out of ...
20276 (get_emutls_object_type): ... here. Adjust to use target hooks.
20277 (get_emutls_init_templ_addr): Adjust to use target hooks.
20278 (emutls_decl): Adjust to use target hooks.
20279 (emutls_finish): Likewise.
20280 (default_emutls_var_init): New, broken out of ...
20281 (assemble_variable): ... here. Adjust to use target hooks.
20282 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
20283 SECCAT_EMUTLS_TMPL.
20284 * c-common.c (handle_section_attribute): Prevent overriding
20285 sections for emulated tls with special sections.
20286 * config/i386/i386.c (x86_64_elf_select_section): Add
20287 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
20288 (x86_64_elf_unique_section): Likewise.
20289 * config/vxworks.c: Include tree.h.
20290 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
20291 (vxworks_override_options): Set TLS scheme.
20292 * doc/tm.texi (Emulated TLS): New node.
20294 2008-04-26 Simon Baldwin <simonb@google.com>
20297 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
20298 with propagated string constants.
20300 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
20302 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
20303 constraint for operand 2 when operand 0 is memory operand.
20304 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
20305 operand 0 is memory operand.
20306 (fix_trunc<mode>_i387_with_temp): Ditto.
20307 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
20308 operand 2 when operand 1 is memory operand.
20309 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
20310 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
20311 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
20312 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
20313 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
20314 operands 2,3 and 4 when operand 1 is memory operand.
20315 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
20317 (fistdi2_floor_with_temp): Ditto.
20318 (fist<mode>2_floor_with_temp): Ditto.
20319 (fistdi2_ceil_with_temp): Ditto.
20320 (fist<mode>2_ceil_with_temp): Ditto.
20321 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
20323 2008-04-26 David Daney <ddaney@avtrex.com>
20325 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
20327 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
20328 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
20329 UNSPEC_UPDATE_GOT_VERSION): Renumber.
20330 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
20331 (compare_and_swap_12): New insn.
20332 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
20333 * config/mips/mips.c (mips_force_binary): New function.
20334 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
20335 (mips_expand_compare_and_swap_12): New function.
20336 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
20338 2008-04-25 Jan Hubicka <jh@suse.cz>
20341 * cfgexpand.c (pass_expand): Turn into RTL pass.
20342 * passes.c (execute_one_pass): Do pass typechecking after execution.
20343 * tree-pass.h (pass_expand): Turn into RTL pass.
20345 * function.h (struct rtl_data): Move here fields
20346 accesses_prior_frames, calls_eh_return, saves_all_registers,
20347 has_nonlocal_goto, has_asm_statement, is_thunk,
20348 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
20349 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
20350 arg_pointer_save_area_init from struct function; turn into bool.
20351 (struct function): Move
20352 calls_eh_return, saves_all_registers, has_nonlocal_goto,
20353 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
20354 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
20355 tail_call_emit, arg_pointer_save_area_init
20356 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
20357 (current_function_returns_struct, current_function_returns_pcc_struct,
20358 current_function_calls_setjmp, current_function_calls_alloca,
20359 current_function_accesses_prior_frames,
20360 current_function_calls_eh_return, current_function_is_thunk,
20361 current_function_stdarg, current_function_profile,
20362 current_function_limit_stack, current_function_uses_pic_offset_table,
20363 current_function_uses_const_pool, current_function_has_nonlocal_label,
20364 current_function_saves_all_registers,
20365 current_function_has_nonlocal_goto,
20366 current_function_has_asm_statement): Remove accesor macros.
20367 * ra-conflict.c (global_conflicts): Update.
20368 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
20369 (suitable_for_tail_call_opt_p): Update.
20370 * builtins.c (expand_builtin_return_addr): Update.
20371 (expand_builtin_setjmp_setup): Update.
20372 (expand_builtin_nonlocal_goto): Update.
20373 * final.c (final_start_function): Update.
20374 (profile_function): Update.
20375 (leaf_function_p): Update.
20376 (only_leaf_regs_used): Update.
20377 * df-scan.c (df_get_exit_block_use_set): Update.
20378 * dojump.c (clear_pending_stack_adjust): Update.
20379 * tree-stdarg.c (gate_optimize_stdarg): Update.
20380 * gimple-low.c (lower_function_body): Update.
20381 * global.c (compute_regsets): Update.
20382 (global_alloc): Update.
20383 * dwarf2out.c (dwarf2out_begin_prologue): Update.
20384 * expr.c (expand_assignment): Update.
20385 * dse.c (dse_step0): Update.
20386 (dse_step1): Update.
20387 * c-decl.c (store_parm_decls): Update.
20388 * local-alloc.c (combine_regs): Update.
20389 (find_free_reg): Update.
20390 * function.c (assign_parms_augmented_arg_list): Update.
20391 (assign_parm_find_data_types): Update.
20392 (assign_parms): Update.
20393 (allocate_struct_function): Update.
20394 (expand_function_start): Update.
20395 (expand_function_end): Update.
20396 (get_arg_pointer_save_area): Update.
20397 (thread_prologue_and_epilogue_insns): Update.
20398 (rest_of_match_asm_constraints): Update.
20399 * stor-layout.c (variable_size): Update.
20400 * gcse.c (gcse_main): Update.
20401 (bypass_jumps): Update.
20402 * gimplify.c (gimplify_function_tree): Update.
20403 * calls.c (emit_call_1): Update.
20404 (expand_call): Update.
20405 * bt-load.c (compute_defs_uses_and_gen): Update.
20406 * except.c (sjlj_assign_call_site_values): Update.
20407 (sjlj_emit_function_enter): Update.
20408 (can_throw_external): Update.
20409 (set_nothrow_function_flags): Update.
20410 (expand_builtin_unwind_init): Update.
20411 (expand_eh_return): Update.
20412 (convert_to_eh_region_ranges): Update.
20413 (output_function_exception_table): Update.
20414 * emit-rtl.c (gen_tmp_stack_mem): Update.
20415 * cfgexpand.c (expand_used_vars): Update.
20416 (tree_expand_cfg): Update.
20417 * cfgcleanup.c (rest_of_handle_jump): Update.
20418 * explow.c (allocate_dynamic_stack_space): Update.
20419 * varasm.c (assemble_start_function): Update.
20420 (force_const_mem): Update.
20421 (mark_constant_pool): Update.
20422 * tree-optimize.c (tree_rest_of_compilation): Update.
20423 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
20424 * tree-cfg.c (notice_special_calls): Update.
20425 (is_ctrl_altering_stmt): Update.
20426 (tree_can_make_abnormal_goto): Update.
20427 (tree_purge_dead_abnormal_call_edges): Update.
20428 * config/alpha/predicates.md: Update.
20429 * config/alpha/alpha.c (alpha_sa_mask): Update.
20430 (alpha_sa_size): Update.
20431 (alpha_does_function_need_gp): Update.
20432 (alpha_expand_prologue): Update.
20433 (alpha_start_function): Update.
20434 (alpha_output_function_end_prologue): Update.
20435 (alpha_expand_epilogue): Update.
20436 * config/frv/frv.c (frv_stack_info): Update.
20437 (frv_expand_epilogue): Update.
20438 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
20439 (s390_register_info): Update.
20440 (s390_frame_info): Update.
20441 (s390_init_frame_layout): Update.
20442 (s390_can_eliminate): Update.
20443 (save_gprs): Update.
20444 * config/spu/spu.c (spu_split_immediate): Update.
20445 (need_to_save_reg): Update.
20446 (spu_expand_prologue): Update.
20447 (spu_expand_epilogue): Update.
20448 * config/sparc/sparc.md: Update.
20449 * config/sparc/sparc.c (eligible_for_return_delay): Update.
20450 (sparc_tls_got): Update.
20451 (legitimize_pic_address): Update.
20452 (sparc_emit_call_insn): Update.
20453 (sparc_expand_prologue): Update.
20454 (output_return): Update.
20455 (print_operand): Update.
20456 (sparc_function_ok_for_sibcall): Update.
20457 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
20458 * config/m32r/m32r.md: Update.
20459 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
20460 (m32r_compute_frame_size): Update.
20461 (m32r_expand_prologue): Update.
20462 (m32r_expand_epilogue): Update.
20463 (m32r_legitimize_pic_address): Update.
20464 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
20465 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20466 * config/i386/i386.c (ix86_frame_pointer_required): Update.
20467 (gen_push): Update.
20468 (ix86_save_reg): Update.
20469 (ix86_compute_frame_layout): Update.
20470 (ix86_expand_prologue): Update.
20471 (ix86_expand_epilogue): Update.
20472 * config/sh/sh.c (output_stack_adjust): Update.
20473 (calc_live_regs): Update.
20474 (sh5_schedule_saves): Update.
20475 (sh_expand_prologue): Update.
20476 (sh_expand_epilogue): Update.
20477 (sh_setup_incoming_varargs): Update.
20478 (sh_allocate_initial_value): Update.
20479 (sh_get_pr_initial_val): Update.
20480 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
20481 * config/sh/sh.md (label:): Update.
20482 * config/avr/avr.c (out_movhi_mr_r): Update.
20483 * config/crx/crx.h (enum): Update.
20484 * config/xtensa/xtensa.h (along): Update.
20485 * config/stormy16/stormy16.c Update.
20486 (xstormy16_compute_stack_layout): Update.
20487 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
20488 (fr30_expand_prologue): Update.
20489 * config/cris/cris.c (cris_conditional_register_usage): Update.
20490 (cris_reg_saved_in_regsave_area): Update.
20491 (cris_initial_frame_pointer_offset): Update.
20492 (cris_simple_epilogue): Update.
20493 (cris_expand_prologue): Update.
20494 (cris_expand_epilogue): Update.
20495 (cris_expand_pic_call_address): Update.
20496 (cris_asm_output_symbol_ref): Update.
20497 (cris_asm_output_label_ref): Update.
20498 * config/cris/cris.md Update.
20499 * config/iq2000/iq2000.c (compute_frame_size): Update.
20500 (iq2000_expand_epilogue): Update.
20501 * config/mt/mt.h (save_direction): Update.
20502 * config/mn10300/mn10300.c (mn10300_function_value): Update.
20503 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
20504 (ia64_secondary_reload_class): Update.
20505 * config/m68k/m68k.c (m68k_save_reg): Update.
20506 (m68k_expand_prologue): Update.
20507 (m68k_expand_epilogue): Update.
20508 (legitimize_pic_address): Update.
20509 * config/rs6000/rs6000.c (rs6000_got_register): Update.
20510 (first_reg_to_save): Update.
20511 (first_altivec_reg_to_save): Update.
20512 (compute_vrsave_mask): Update.
20513 (compute_save_world_info): Update.
20514 (rs6000_stack_info): Update.
20515 (spe_func_has_64bit_regs_p): Update.
20516 (rs6000_ra_ever_killed): Update.
20517 (rs6000_emit_eh_reg_restore): Update.
20518 (rs6000_emit_allocate_stack): Update.
20519 (rs6000_emit_prologue): Update.
20520 (rs6000_emit_epilogue): Update.
20521 (rs6000_output_function_epilogue): Update.
20522 (output_profile_hook): Update.
20523 (rs6000_elf_declare_function_name): Update.
20524 * config/rs6000/rs6000.h (rs6000_args): Update.
20525 * config/rs6000/rs6000.md: Update.
20526 * config/mcore/mcore.c (mcore_expand_prolog): Update.
20527 * config/arc/arc.c (arc_output_function_epilogue): Update.
20528 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
20529 * config/darwin.c (machopic_function_base_name): Update.
20530 * config/score/score3.c (score3_compute_frame_size): Update.
20533 (score3_epilogue): Update.
20534 * config/score/score7.c (score7_compute_frame_size): Update.
20535 (score7_prologue): Update.
20536 (score7_epilogue): Update.
20537 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
20538 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
20539 * config/arm/arm.c (use_return_insn): Update.
20540 (require_pic_register): Update.
20541 (arm_load_pic_register): Update.
20542 (arm_compute_save_reg0_reg12_mask): Update.
20543 (arm_compute_save_reg_mask): Update.
20544 (thumb1_compute_save_reg_mask): Update.
20545 (output_return_instruction): Update.
20546 (arm_output_function_prologue): Update.
20547 (arm_output_epilogue): Update.
20548 (arm_get_frame_offsets): Update.
20549 (arm_expand_prologue): Update.
20550 (thumb_pushpop): Update.
20551 (thumb_exit): Update.
20552 (thumb1_expand_prologue): Update.
20553 (thumb1_expand_epilogue): Update.
20554 (arm_unwind_emit): Update.
20555 (arm_output_fn_unwind): Update.
20556 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
20557 * config/arm/arm.md: Update.
20558 * config/pa/pa.md: Update.
20559 * config/pa/pa.c (legitimize_pic_address): Update.
20560 (compute_frame_size): Update.
20561 (hppa_expand_prologue): Update.
20562 (hppa_expand_epilogue): Update.
20563 (borx_reg_operand): Update.
20564 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
20565 (HARD_REGNO_RENAME_OK): Update.
20566 * config/mips/mips.c (mips_global_pointer): Update.
20567 (mips_save_reg_p): Update.
20568 (mips_compute_frame_info): Update.
20569 (mips_frame_pointer_required): Update.
20570 (mips_expand_prologue): Update.
20571 (mips_expand_epilogue): Update.
20572 (mips_can_use_return_insn): Update.
20573 (mips_reorg_process_insns): Update.
20574 * config/v850/v850.c (compute_register_save_size): Update.
20575 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
20576 * config/mmix/mmix.c (along): Update.
20577 (mmix_expand_epilogue): Update.
20578 * config/bfin/bfin.c (legitimize_pic_address): Update.
20579 (must_save_p): Update.
20580 (stack_frame_needed_p): Update.
20581 (add_to_reg): Update.
20582 (bfin_expand_prologue): Update.
20583 * stmt.c (expand_asm_operands): Update.
20584 * reload1.c (reload): Update.
20585 (init_elim_table): Update.
20587 2008-04-25 Bob Wilson <bob.wilson@acm.org>
20589 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
20591 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
20593 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
20594 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
20595 (mov<mode>): Removed.
20596 (*movv4sf_internal): Likewise.
20597 (*movv2df_internal): Likewise.
20599 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
20601 * config.gcc (crx-*-elf): Remove deprecation.
20603 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
20605 * config/i386/cygming-crtend.c (register_frame_ctor): Register
20606 __gcc_deregister_frame with atexit.
20607 (deregister_frame_dtor): Remove.
20609 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
20610 Nathan Sidwell <nathan@codesourcery.com>
20612 * config/rs6000/rs6000.opt (mspe): Remove Var property.
20614 * config/rs6000/rs6000.h (rs6000_spe): Declare.
20615 (rs6000_isel): Likewise.
20616 * config/rs6000/rs6000.c (rs6000_spe): New variable.
20617 (rs6000_isel): New variable.
20618 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
20620 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20623 * c-common.c (handle_vector_size_attribute): Call
20624 lang_hooks.types.reconstruct_complex_type instead of
20625 reconstruct_complex_type.
20626 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
20627 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
20628 * langhooks.h (struct lang_hooks_for_types): Add
20629 reconstruct_complex_type hook.
20630 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
20631 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
20633 2008-04-24 Richard Guenther <rguenther@suse.de>
20635 * c-common.h (check_builtin_function_arguments): Declare.
20636 * c-common.c (validate_nargs): New function.
20637 (check_builtin_function_arguments): Likewise.
20638 * c-typeck.c (build_function_call): Call
20639 check_builtin_function_arguments.
20640 * builtins.c (fold_builtin_classify): Remove error reporting code.
20641 (fold_builtin_unordered_cmp): Likewise.
20642 (fold_builtin_1): Likewise.
20643 (fold_builtin_n): Likewise.
20645 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20647 PR tree-optimization/36008
20648 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
20649 the original op1, rather than delta by step.
20651 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
20652 Sebastian Pop <sebastian.pop@amd.com>
20654 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
20655 eliminate_local_variables_stmt, eliminate_local_variables,
20656 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
20657 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
20658 of code delimited by two edges in the CFG.
20659 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
20660 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
20661 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
20662 the case of parallelisation of reductions.
20663 (expr_invariant_in_region_p): New.
20665 * tree-flow.h (gather_blocks_in_sese_region): Declared.
20666 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
20668 2008-04-24 Ira Rosen <irar@il.ibm.com>
20669 Richard Guenther <rguenther@suse.de>
20671 PR tree-optimization/36034
20672 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
20673 incapable of dealing with loads with gaps.
20675 2008-04-24 Rafael Espíndola <espindola@google.com>
20677 * tree-flow.h (vrp_evaluate_conditional): Change signature.
20678 * tree-ssa-propagate.c (fold_predicate_in): Update call to
20679 vrp_evaluate_conditional.
20680 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
20681 (vrp_evaluate_conditional): Split the cond argument.
20682 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
20683 (simplify_stmt_for_jump_threading): Update call to
20684 vrp_evaluate_conditional.
20686 2008-04-24 Ira Rosen <irar@il.ibm.com>
20688 PR tree-optimization/35982
20689 * tree-vect-analyze.c (vect_check_interleaving): Check that the
20690 interleaved data-refs are of the same type.
20692 2008-04-24 Danny Smith <dannysmith@users.net>
20694 * c-format.c (check_format_info_main): Use strncmp rather than a
20695 magic prefix to handle multichar length specs.
20696 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
20697 Don't prefix "I64" and "I32" with '\0'.
20699 2008-04-24 Jakub Jelinek <jakub@redhat.com>
20702 * config/i386/i386.c (init_cumulative_args): Don't pass anything
20703 in registers for -m32 only if stdarg_p (fntype).
20705 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
20707 PR rtl-optimization/36006
20708 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
20709 temp to op0 in order to avoid invalid rtx sharing.
20711 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
20713 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
20714 check TREE_INVARIANT.
20715 * tree-gimple.c (is_gimple_address): New.
20716 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
20717 * tree-gimple.h (is_gimple_address): New.
20718 * tree.h (decl_address_invariant_p): New.
20719 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
20720 (build_string): Likewise.
20721 (decl_address_invariant_p): New, from is_gimple_invariant_address.
20722 (tree_invariant_p_1): Likewise.
20723 (save_expr): Use it.
20724 (tree_invariant_p): New.
20725 (skip_simple_arithmetic): Use it.
20726 (stabilize_reference_1): Use it.
20727 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
20729 (build1_stat): Drop code to compute TREE_INVARIANT.
20730 (build2_stat): Drop code to compute TREE_INVARIANT.
20731 (build3_stat): Drop code to compute TREE_INVARIANT.
20732 (build4_stat): Drop code to compute TREE_INVARIANT.
20733 (build5_stat): Drop code to compute TREE_INVARIANT.
20734 (build7_stat): Drop code to compute TREE_INVARIANT.
20735 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
20736 * tree.h (struct tree_base): Remove invariant_flag.
20737 (TREE_INVARIANT): Remove.
20738 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
20739 (fold_builtin_expect): Check TREE_CONSTANT.
20740 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
20741 * c-tree.h (c_expr_to_decl): Drop third parameter.
20742 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
20743 (build_c_cast): Don't set TREE_INVARIANT.
20744 (pop_init_level): Don't set TREE_INVARIANT.
20745 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
20746 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
20748 (gimplify_init_constructor): Don't set TREE_INVARIANT.
20749 (gimplify_addr_expr): Adjust comment.
20750 * tree-mudflap.c (mf_build_string):
20751 * print-tree.c (print_node): Don't print TREE_INVARIANT.
20752 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
20753 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
20754 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
20755 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
20756 * langhooks.h (struct lang_hooks): Drop third parameter from
20759 2008-04-23 Richard Guenther <rguenther@suse.de>
20761 PR tree-optimization/27799
20762 PR tree-optimization/32921
20763 PR tree-optimization/32624
20764 * tree-ssa-structalias.c (merge_smts_into): Only merge the
20765 SMTs aliases and the tag itself into the solution.
20766 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
20767 merge the points-to solution back into the SMT aliases.
20768 (may_alias_p): Use alias_set_subset_of instead of
20769 aliases_conflict_p. A pointer which points to
20770 memory with alias set zero may access any variable.
20772 2008-04-23 Richard Guenther <rguenther@suse.de>
20774 * alias.c (alias_set_subset_of): Correctly handle asking
20775 if zero is a subset of an alias set with zero child.
20776 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
20777 (compute_flow_insensitive_aliasing): Correctly walk all
20778 pointers. Do not unnecessarily union sets.
20780 2008-04-23 Richard Guenther <rguenther@suse.de>
20782 PR middle-end/36021
20783 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
20785 2008-04-22 Tomas Bily <tbily@suse.cz>
20787 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
20789 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
20791 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
20792 * tree-ssa-structalias.c (get_constraint_for): Likewise.
20793 * tree-inline.c (estimate_num_insns_1): Likewise.
20794 * varasm.c (const_hash_1, compare_constant, copy_constant)
20795 (compute_reloc_for_constant, output_addressed_constants): Likewise.
20796 * emit-rtl.c (component_ref_for_mem_expr)
20797 (set_mem_attributes_minus_bitpos): Likewise.
20798 * expr.c (highest_pow2_factor, expand_expr_real_1, )
20799 (is_aligning_offset): Likewise.
20800 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
20801 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
20802 * dojump.c (do_jump): Likewise.
20803 * builtins.c (get_pointer_alignment, get_memory_rtx)
20804 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
20805 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
20807 2008-04-23 Jakub Jelinek <jakub@redhat.com>
20809 PR rtl-optimization/36017
20810 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
20811 expanding the library call.
20813 2008-04-22 Ian Lance Taylor <iant@google.com>
20815 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
20816 than size_in_bytes.
20818 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
20820 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
20821 of LR/CTR moves for Power6.
20823 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
20825 PR middle-end/36003
20826 * passes.c (init_optimization_passes): Remove
20827 pass_fast_rtl_byte_dce.
20829 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
20832 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
20833 builtin functions to generate faster code.
20834 (_mm_cvtpu16_ps): Ditto.
20835 (_mm_cvtpi32x2_ps): Ditto.
20837 2008-04-22 Nick Clifton <nickc@redhat.com>
20839 * common.opt (ftree-loop-distribution): Add Optimization
20842 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
20843 (frv_expand_builtin_va_start): Likewise.
20845 * config/arm/arm.c (thumb_find_work_register): Fix location of
20846 argument register count.
20848 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20850 Support scheduling for ColdFire V1 and V3 microarchitecture.
20851 Improve scheduling of multiplication instructions.
20853 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
20854 (mac): New instruction attribute.
20855 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
20856 (m68k_sched_mac): New variable.
20857 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
20858 Handle cfv1 and cfv3.
20859 (max_insn_size): New static variable.
20860 (struct _sched_ib): New type.
20861 (sched_ib): New static variable.
20862 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
20863 to fields of 'struct _sched_ib sched_ib'. Update all uses.
20864 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
20866 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
20867 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
20868 new variables. Update.
20869 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
20870 Add modeling of cfv3 instruction buffer. Update.
20871 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
20872 * config/m68k/m68k.h (TUNE_CFV3): New macro.
20873 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
20874 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
20875 a particular reservation applies to.
20876 (type2): Reorganize attribute values. Rename alu to alu_reg,
20877 alu_l to alu, move_l to omove. Join move to alu. Split mul
20878 to mul_l and mul_w.
20879 (cf_ib_*): Simplify description of instruction buffer.
20880 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
20881 (cf_mem): Split into cf_mem1 and cf_mem2.
20882 (cf_v2_move_??): Rename to cfv12_alu_??.
20883 (cf_v2_move_l_??): Rename to cfv12_omove_??.
20884 (cf_v2_mul_??): Remove reservations.
20885 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
20886 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
20887 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
20889 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
20890 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
20891 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
20892 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
20893 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
20894 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
20895 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
20896 expansions of the above reservations for instructions of sizes
20899 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
20901 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
20903 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
20905 * coverage.c: Include tree-pass.h.
20906 (coverage_counter_alloc): Print da_file_name to the dump file.
20908 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
20910 * sbitmap.c (sbitmap_range_empty_p): New function.
20911 * sbitmap.h (sbitmap_range_empty_p): New function.
20912 * bitmap.h: Now includes obstack.h.
20914 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
20915 Kenneth Zadeck <zadeck@naturalbridge.com>
20917 * dbgcnt.def (ra_byte_scan): Added.
20918 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
20919 when the last hit happens for a counter.
20920 * timevar.def (TV_DF_BYTE_LR): New variable.
20921 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
20922 * passes.c (pass_fast_rtl_byte_dce): New pass.
20923 * fwprop.c (update_df): Added mode to call df_ref_create.
20924 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20925 DF_REF_EXTRACT_OFFSET.
20926 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
20927 DF_BYTE_LR_OUT, df_byte_lr): New macro.
20929 (df_ref_extract): Added mode field.
20930 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
20931 DF_REF_EXTRACT_OFFSET.
20932 (DF_REF_EXTRACT_MODE): New macro.
20933 (df_byte_lr_bb_info): New structure.
20934 (df_print_byte_regset, df_compute_accessed_bytes,
20935 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
20936 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
20937 df_byte_lr_simulate_uses,
20938 df_byte_lr_simulate_artificial_refs_at_top,
20939 df_byte_lr_simulate_artificial_refs_at_end,
20940 df_compute_accessed_bytes): New function.
20941 (df_ref_create): Add parameter.
20942 (df_byte_lr_get_bb_info): New inline function.
20943 * df-scan.c (df_ref_record, df_uses_record,
20944 df_ref_create_structure): Added mode parameter.
20945 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
20946 df_defs_record, df_uses_record, df_get_conditional_uses,
20947 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
20948 df_entry_block_defs_collect, df_exit_block_uses_collect):
20949 Added mode parameter to calls to df_ref_record, df_uses_record,
20950 df_ref_create_structure.
20951 (df_ref_equal_p, df_ref_compare): Added test for modes.
20952 (df_ref_create_structure): Added code to set mode. Renamed
20953 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
20954 DF_REF_EXTRACT_OFFSET.
20955 * df-core.c (df_print_byte_regset): New function.
20956 * df-byte-scan.c: New file.
20957 * df-problems.c (df_rd_transfer_function): Removed unnecessary
20958 calls to BITMAP_FREE.
20959 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
20960 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
20961 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
20962 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
20963 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
20964 df_byte_lr_local_compute, df_byte_lr_init,
20965 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
20966 df_byte_lr_transfer_function, df_byte_lr_free,
20967 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
20968 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
20969 df_byte_lr_simulate_uses,
20970 df_byte_lr_simulate_artificial_refs_at_top,
20971 df_byte_lr_simulate_artificial_refs_at_end): New function.
20972 * dce.c (byte_dce_process_block): New function.
20973 (dce_process_block): au is now passed in rather than computed
20974 locally. Changed loops that look at artificial defs to not look
20975 for conditional or partial ones, because there never are any.
20976 (fast_dce): Now is able to drive byte_dce_process_block or
20977 dce_process_block depending on the kind of dce being done.
20978 (rest_of_handle_fast_dce): Add parameter to fast_dce.
20979 (rest_of_handle_fast_byte_dce): New function.
20980 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
20981 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
20983 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
20986 * gcc.h: Added fortran options that take arguments to
20987 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
20990 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
20992 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
20993 scalarization if on the LHS and not a full access.
20995 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20997 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
20999 2008-04-18 Rafael Espíndola <espindola@google.com>
21001 * tree-vrp.c (find_case_label_index): Fix the binary search.
21002 (find_case_label_range): New.
21003 (vrp_visit_switch_stmt): Use find_case_label_range.
21004 (simplify_switch_using_ranges): Use find_case_label_range.
21006 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
21008 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
21009 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
21011 2008-04-18 Tom Tromey <tromey@redhat.com>
21014 * doc/cpp.texi (Implementation-defined behavior): Mention
21017 2008-04-18 Ian Lance Taylor <iant@google.com>
21019 * fold-const.c (pointer_may_wrap_p): New static function.
21020 (fold_comparison): Add another test for pointer overflow. Use
21021 pointer_may_wrap_p to disable some false positives.
21023 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
21025 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
21026 (fname_as_string): Match updated cpp_interpret_string prototype.
21027 (fix_string_type): Support char16_t* and char32_t*.
21028 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
21029 derivative) nodes. Register as builtin if C++0x.
21030 (c_parse_error): Support CPP_CHAR{16,32}.
21031 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
21032 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
21033 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
21034 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
21035 CTI_CHAR32_ARRAY_TYPE>: New elements.
21036 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
21037 char32_type_node, signed_char32_type_node, char16_array_type_node,
21038 char32_array_type_node): New defines.
21039 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
21040 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
21041 (lex_string): Support CPP_STRING{16,32}, match updated
21042 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
21043 (lex_charconst): Support CPP_CHAR{16,32}.
21044 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
21045 and CPP_STRING{16,32}.
21047 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
21050 * aclocal.m4: Regenerate.
21051 * configure: Regenerate.
21053 2008-04-18 Jan Hubicka <jh@suse.cz>
21055 * except.c (dw2_size_of_call_site_table,
21056 sjlj_size_of_call_site_table): Use vector API for call_site_record.
21058 * cgraphbuild.c (build_cgraph_edges): Update.
21059 * tree-pass.h: Update comment.
21060 * final.c (leaf_function_p): Update.
21061 (leaf_renumber_regs): Update.
21062 (rest_of_clean_state): Update.
21063 * omp-low.c (expand_omp_parallel): Update.
21064 * ipa-reference.c (analyze_function): Update.
21065 * reorg.c (find_end_label): Update.
21066 (optimize_skip): Update.
21067 (fill_simple_delay_slots): Update.
21068 (fill_simple_delay_slots): Update.
21069 (make_return_insns): Update.
21070 (dbr_schedule): Update.
21071 * gimple-low.c (record_vars_into): Update.
21072 * cfgbuild.c (make_edges): Update.
21073 * function.c (assign_stack_local): Update.
21074 (assign_parm_adjust_stack_rtl): Update.
21075 (locate_and_pad_parm): Update.
21076 (allocate_struct_function): Do not initialize stack_alignment_needed
21077 and preferred_stack_boundary here.
21078 (stack_protect_prologue): Update.
21079 (stack_protect_epilogue): Update.
21080 (expand_function_start): Initialize stack_alignment_needed,
21081 preferred_stack_boundary and max_jumptable_ents.
21082 (expand_function_end): Update.
21083 (free_after_compilation): Do not NULLify epilogue_delay_list.
21084 * function.h (struct rtl_data): Add stack_protect_guard,
21085 stack_alignment_needed,
21086 preferred_stack_boundary, epilogue_delay_list.
21087 (struct function): Remove value_histograms, stack_alignment_needed,
21088 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
21090 unexpanded_var_list, stack_protect_guard.
21091 (current_function_epilogue_delay_list): Remove.
21092 * ipa-type-escape.c (analyze_function): Update.
21093 * gimplify.c (pop_gimplify_context): Update comment.
21094 * calls.c (expand_call): Update.
21095 (emit_library_call_value_1): Update.
21096 * except.c (set_nothrow_function_flags): Update.
21097 * cfgexpand.c (get_decl_align_unit): Update.
21098 (create_stack_guard): Update.
21099 (estimated_stack_frame_size): Update.
21100 (expand_used_vars): Update.
21101 (tree_expand_cfg): Free histogram earliers, init expansion variables.
21102 * explow.c (allocate_dynamic_stack_space): Update.
21103 * tree-ssa-live.c (remove_unused_locals): Update.
21104 * varasm.c (mark_constant_pool): Update.
21105 * tree-inline.c (remap_decls): Update.
21106 (initialize_cfun): Update.
21107 (declare_return_variable): Update.
21108 (inline_forbidden_p): Update.
21109 (expand_call_inline): Update.
21110 (declare_inline_vars): Update.
21111 (tree_function_versioning): Update.
21112 * tree-flow.h (value_histograms): New.
21113 (VALUE_HISTOGRAMS): New macro.
21114 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
21116 * tree-cfg.c (set_bb_for_stmt): Update.
21117 (replace_by_duplicate_decl): Update.
21118 (move_block_to_fn): Update.
21119 (new_label_mapper): Update.
21120 (dump_function_to_file): Update.
21121 * ipa-struct-reorg.c (build_data_structure): Update.
21122 * cfgrtl.c (print_rtl_with_bb): Update.
21123 * reload1.c (reload): Update.
21125 * config/i386/i386.c (setup_incoming_varargs_64,
21126 ix86_compute_frame_layout): Update.
21127 * config/arc/arc.c (arc_output_function_epilogue): Update.
21129 2008-04-18 Marius Strobl <marius@FreeBSD.org>
21131 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
21132 for FreeBSD as well.
21133 * gthr-posix95.h: Likewise.
21135 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
21137 PR rtl-optimization/35838
21138 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
21139 out the byte offset of the first subreg.
21141 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
21143 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
21144 to split_ti instead of three separate calls with single member arrays.
21145 (subti3 splitter): Ditto.
21146 (adddi3 splitter): Ditto with split_di.
21147 (subdi3 splitter): Ditto.
21148 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
21149 two separate calls with single member arrays. Swap match_dup
21150 operands 1 and 2 to better fit into the array.
21151 (negdi2 splitter): Ditto with split_di.
21152 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
21153 two separate calls with single member arrays. Swap match_dup operands
21154 6 and 7 to better fit into the array.
21156 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
21158 * config/i386/i386.c (sse_builtin_type): New.
21159 (bdesc_sse_args): Likewise.
21160 (bdesc_sse_3arg): Removed.
21161 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21162 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
21163 IX86_BUILTIN_ROUNDPS.
21164 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
21165 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
21166 IX86_BUILTIN_ROUNDPS.
21167 (ix86_expand_sse_4_operands_builtin): Removed.
21168 (ix86_expand_sse_operands_builtin): New.
21169 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
21170 and CODE_FOR_sse4_1_roundps.
21171 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
21172 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
21174 2008-04-17 Alan Modra <amodra@bigpond.net.au>
21177 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
21178 regs before frame pop when needed. If use_backchain_to_restore_sp
21179 then load backchain into a temp reg to restore vr and vrsave. Add
21180 code to restore vr after frame pop if possible.
21182 2008-04-17 Richard Guenther <rguenther@suse.de>
21184 * tree-vn.c (expressions_equal_p): Do not check type
21185 equality or compatibility before calling operand_equal_p.
21186 * fold-const.c (operand_equal_p): Check equivalence of
21187 integer constants before bailing out due to signedness or
21188 precision differences.
21189 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
21190 spurious differences in type qualification. Ignore types
21191 for COMPONENT_REFs at all.
21193 2008-04-17 Christian Bruel <christian.bruel@st.com>
21195 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
21196 msw_skip comparison.
21198 2008-04-16 Jakub Jelinek <jakub@redhat.com>
21201 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
21204 PR tree-optimization/35899
21205 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
21206 rather than TREE_OPERAND.
21208 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
21211 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
21212 temporary registers. Change operand predicate to general_operand.
21213 (remainderxf3): Ditto.
21215 2008-04-16 Richard Guenther <rguenther@suse.de>
21217 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
21218 * tree-affine.c (aff_combination_expand): Look through some
21221 2008-04-15 Doug Kwan <dougkwan@google.com>
21223 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
21225 * tree-pretty-print.c (dump_generic_node): Ditto.
21226 * final.c (output_addr_const): Ditto.
21227 * dwarf2out.c (output_cfi): Ditto.
21228 * c-pretty-print.c (pp_c_integer_constant): Ditto.
21229 * print-rtl.c (print_rtx): Ditto.
21230 * print-tree.c (print_node_brief, print_node): Ditto.
21231 * c-common.c (match_case_to_enum_1): Ditto.
21232 * sched-vis.c (print_value): Ditto.
21233 * config/i386/i386.c (print_operand): Cast to long unsigned int
21236 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
21237 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
21238 MS Windows VirtualProtect function.
21240 2008-04-15 Jan Hubicka <jh@suse.cz>
21242 * gengtype.c (write_root): Param_is argument is OK.
21243 * expr.c (expand_expr_real_1): Update call of get_exception_*.
21244 * function.h: Include varray.h
21245 (rtl_eh): New stucture based on except.c one.
21246 (call_site_record): New forward declaration and vector type.
21247 * calls.c (emit_call_1): Do not call
21248 note_current_region_may_contain_throw.
21249 * except.c (eh_status): Remove cur_region, try_region since they are
21251 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
21252 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
21253 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
21254 Remove call_site_data_used, call_site_data_size.
21255 Turn call_site_record into vector in function.h.
21256 (note_current_region_may_contain_throw): Remove.
21257 (get_exception_pointer, get_exception_filter): Do not take struct
21258 function argument; update.
21259 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
21260 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
21261 build_post_landing_pads, dw2_build_landing_pads,
21262 sjlj_assign_call_site_values, sjlj_mark_call_sites,
21263 sjlj_emit_function_enter, sjlj_emit_function_enter,
21264 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
21265 sjlj_build_landing_pads, finish_eh_generation,
21266 remove_exception_handler_label, remove_eh_handler,
21267 maybe_remove_eh_handler, add_reachable_handler,
21268 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
21269 add_action_record, collect_one_action_chain, add_call_site,
21270 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
21271 sjlj_output_call_site_table, output_function_exception_table,
21272 * except.h (note_current_region_may_contain_throw): Remove
21273 (get_exception_pointer, get_exception_filter): Do not take struct
21275 * Makefile.in (GTFILES): Put varargs before struct function.
21277 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21279 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
21280 punt for STRING_CST.
21281 (get_constraint_for): Deal with STRING_CST here instead.
21283 2008-04-15 Richard Guenther <rguenther@suse.de>
21285 * tree-ssa-propagate.c (substitute_and_fold): Substitute
21286 statements in a basic-block with a backward walk. Do not
21287 substitute into dead statements but instead remove those.
21289 2008-04-15 Richard Guenther <rguenther@suse.de>
21291 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
21292 to zero, thus disable creation of SFTs.
21294 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
21296 * tree-predcom.c (suitable_reference_p): Return false if the
21297 reference can throw.
21299 2008-04-15 Jakub Jelinek <jakub@redhat.com>
21302 * c-decl.c (finish_decl): If extern or static var has variable
21303 size, set TREE_TYPE (decl) to error_mark_node.
21305 2008-04-15 Rafael Espíndola <espindola@google.com>
21307 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
21310 2008-04-15 Richard Guenther <rguenther@suse.de>
21312 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
21313 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
21314 (visit_reference_op_load): Do walk vuse-vdef chains on
21315 vn_reference_lookup.
21316 (visit_reference_op_store): But do not here.
21317 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
21318 vn_reference_lookup.
21319 (vn_lookup_with_vuses): But do so here.
21321 2008-04-14 Ian Lance Taylor <iant@google.com>
21323 * fold-const.c (fold_overflow_warning): Remove assertion.
21325 2008-04-15 Ben Elliston <bje@au.ibm.com>
21327 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
21328 temp1 local variables.
21330 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
21333 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
21334 ".text.unlikely" section as executable.
21336 2008-04-14 James E. Wilson <wilson@tuliptree.org>
21338 * config/ia64/ia64.c (rtx_needs_barrier): Handle
21339 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
21340 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
21341 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
21342 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
21343 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
21344 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
21346 2008-04-14 Ian Lance Taylor <iant@google.com>
21348 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
21349 * fold-const.c (fold_comparison): If appropriate, test
21350 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
21351 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
21352 reassociating a pointer type.
21353 * doc/invoke.texi (Optimize Options): Document that
21354 -fstrict-overflow applies to pointer wraparound.
21356 2008-04-13 Jan Hubicka <jh@suse.cz>
21358 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
21360 2008-04-12 Andrew Pinski <pinskia@gmail.com>
21362 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
21363 we are going to "save the world".
21365 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
21367 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
21368 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
21369 operand 0 constraint, not "=".
21371 2008-04-11 James E. Wilson <wilson@tuliptree.org>
21373 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
21375 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21377 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
21378 of size of positions_needed * CHAR_BIT.
21380 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
21382 PR middle-end/35897
21383 * dse.c (store_info): Change positions_needed to unsigned
21385 (lowpart_bitmask): New.
21386 (record_store): Cast to unsigned HOST_WIDE_INT for
21387 positions_needed. Assert width <= size of positions_needed *
21388 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
21389 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
21390 lowpart_bitmask to set mask.
21392 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21394 * config/bfin/constraints.md: New file.
21395 * config/bfin/bfin.md: Include it.
21396 (adddi3): Use satisfies_constraint functions instead of the old macros.
21397 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
21398 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
21399 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
21400 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
21401 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
21402 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
21403 EXTRA_CONSTRAINT): Delete.
21404 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
21405 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
21407 * config/bfin/bfin.c: Include "tm-constrs.h".
21408 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
21409 Use satisfies_constraint functions instead of the old macros.
21410 * doc/md.texi (Blackfin Constraints): Update file name reference.
21412 2008-04-11 Richard Guenther <rguenther@suse.de>
21414 PR tree-optimization/35869
21415 * tree-vrp.c (execute_vrp): Move switch statement update after
21416 jump threading. Schedule another cfg cleanup run.
21418 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
21421 * attribs.c (decl_attributes): Return early on errorneous node.
21423 2008-04-10 Oleg Ryjkov <olegr@google.com>
21425 * tree.h (struct tree_base): Added a new flag default_def_flag.
21426 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
21428 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
21430 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
21432 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21435 * pa.md: Define mode iterator P. Define mode attribute dwc.
21436 (dcacheflush): Update pattern to use iterator P and attribute dwc.
21437 (icacheflush): Likewise.
21438 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
21439 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
21441 2008-04-11 Ben Elliston <bje@au.ibm.com>
21443 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
21445 2008-04-10 Rafael Espíndola <espindola@google.com>
21447 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
21448 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
21449 (extract_range_from_expr): The same.
21451 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21453 * config/mips/mips.md (GPR2): New mode iterator.
21454 (seq): Add comment.
21455 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
21456 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
21457 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
21458 Rewrite these to take two modes, the mode of comparison and the
21459 mode of the destination.
21460 * config/mips/mips.c (mips_expand_scc): Instead of having
21461 paradoxical subreg as destination, expand "narrowing" scc if mode
21462 of comparison is SI and target is requested in DI mode.
21463 (mips_emit_int_order_test): Update comment. Make mode of
21464 comparison match CMP0 rather than TARGET. When creating inverse
21465 target use mode of TARGET.
21467 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
21469 * gcov-dump.c (tag_summary): Only print summaries for the first
21470 GCOV_COUNTERS_SUMMABLE counters.
21472 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
21474 * config/i386/i386.md (absneg): New code iterator.
21475 (absnegprefix): New code attribute.
21476 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
21477 patterns using absneg code iterator.
21478 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
21479 using absneg code iterator.
21480 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
21481 *neg<mode>2 patterns using absneg code iterator.
21482 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21483 *negextendsfdf2 patterns using absneg code iterator.
21484 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
21485 *negextendsfxf2 patterns using absneg code iterator.
21486 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
21487 *negextendsfdf2 patterns using absneg code iterator.
21488 * config/i386/sse.md (<code><mode>2): Macroize expander from
21489 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
21491 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
21493 * config/s390/s390.h: Remove the remains of the recent search
21494 & replace action of current_function_outgoing_args_size.
21496 2008-04-10 Ira Rosen <irar@il.ibm.com>
21498 PR tree-optimization/35821
21499 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
21500 NEW_STMT_LIST is not NULL.
21502 2008-04-09 David Edelsohn <edelsohn@gnu.org>
21505 * toplev.c (process_options): Remove -ffunction-sections debugging
21508 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
21510 PR middle-end/PR28690
21511 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
21512 than gen_rtx_fmt_ee to perform more canonicalizations.
21514 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21517 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
21519 2008-04-09 Richard Guenther <rguenther@suse.de>
21521 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
21522 (dump_function_to_file): Dump function arguments with types.
21524 2008-04-08 Richard Guenther <rguenther@suse.de>
21526 * fold-const.c (fold_widened_comparison): Do not allow
21527 sign-changes that change the result.
21529 2008-04-08 Janis Johnson <janis187@us.ibm.com>
21532 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
21533 kinds of indirect references.
21535 2008-04-08 David Edelsohn <edelsohn@gnu.org>
21537 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
21538 GNU Fortran language string.
21540 2008-04-08 Rafael Espíndola <espindola@google.com>
21542 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
21543 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
21544 * tree.h (tree_call_nonnegative_warnv_p): New.
21546 2008-04-08 Jan Hubicka <jh@suse.cz>
21548 * function.c (free_after_compilation): Clear out regno_reg_rtx
21551 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
21554 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21556 PR middle-end/PR28690
21557 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
21558 same precedence as REG_POINTER and MEM_POINTER operands.
21560 2008-04-08 Richard Guenther <rguenther@suse.de>
21562 PR middle-end/35834
21563 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
21564 for adding index to base.
21566 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
21568 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
21569 (MINGW_ENABLE_EXECUTE_STACK): New.
21570 (IN_LIBGCC2): For libgcc include windows.h file for
21571 function declarations.
21573 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
21575 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
21576 and tem2 if tem1 is not a REG or MULT.
21578 2008-04-08 Jan Hubicka <jh@suse.cz>
21580 * function.h (incomming_args): Break out of struct function.
21581 (function_subsections): Break out of struct function.
21582 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
21583 return_rtx and hard_reg_initial_vals from struct function.
21584 Kill inl_max_label_num.
21585 (current_function_pops_args, current_function_args_info,
21586 current_function_args_size, current_function_args_size,
21587 current_function_pretend_args_size,
21588 current_function_outgoing_args_size,
21589 current_function_internal_arg_pointer, current_function_return_rtx):
21590 Kill compatibility accestor macros.
21591 * builtins.c (expand_builtin_apply_args_1): Update.
21592 (expand_builtin_next_arg): Update.
21593 * df-scan.c (df_get_call_refs): Update.
21594 * dbxout.c (dbxout_function_end): Update.
21595 * dwarf2out.c (dwarf2out_switch_text_section): Update.
21596 (output_line_info): Update.
21597 (secname_for_decl): Update.
21598 (dwarf2out_var_location): Update.
21599 * function.c (free_after_compilation): Update.
21600 (assign_parm_find_stack_rtl): Update.
21601 (assign_parms): Update.
21602 (expand_dummy_function_end): Update.
21603 (expand_function_end): Update.
21604 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
21605 (expand_call): Update.
21606 (emit_library_call_value_1): Update.
21607 (store_one_arg): Update.
21608 * varasm.c (initialize_cold_section_name): Update.
21609 (unlikely_text_section): Update.
21610 (unlikely_text_section_p): Update.
21611 (assemble_start_function): Update.
21612 (assemble_end_function): Update.
21613 (default_section_type_flags): Update.
21614 (switch_to_section): Update.
21615 * integrate.c (set_decl_abstract_flags): Update.
21616 (get_hard_reg_initial_val): Update.
21617 (has_hard_reg_initial_val): Update.
21618 (allocate_initial_values): Update.
21619 * resource.c (init_resource_info): Update.
21620 * config/alpha/alpha.c (NUM_ARGS): Update.
21621 (direct_return): Update.
21622 (alpha_va_start): Update.
21623 (alpha_sa_size): Update.
21624 (alpha_initial_elimination_offset): Update.
21625 (alpha_expand_prologue): Update.
21626 (alpha_start_function): Update.
21627 (alpha_expand_epilogue): Update.
21628 (unicosmk_initial_elimination_offset):
21629 * config/alpha/alpha.md (call expander): Update.
21630 * config/s390/s390.c (s390_register_info): Update.
21631 (s390_register_info): Update.
21632 (s390_frame_info): Update.
21633 (s390_initial_elimination_offset): Update.
21634 (s390_build_builtin_va_list): Update.
21635 (s390_va_start): Update.
21636 * config/spu/spu.c (direct_return): Update.
21637 (spu_expand_prologue): Update.
21638 (spu_initial_elimination_offset): Update.
21639 (spu_build_builtin_va_list): Update.
21640 (spu_va_start): Update.
21641 * config/sparc/sparc.c (sparc_init_modes): Update.
21642 (sparc_compute_frame_size): Update.
21643 (function_value): Update.
21644 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
21645 * config/i386/i386.md (return expander): Update.
21646 * config/i386/i386.c (ix86_va_start): Update.
21647 (ix86_can_use_return_insn_p): Update.
21648 (ix86_compute_frame_layout): Update.
21649 (ix86_expand_epilogue): Update.
21650 * config/sh/sh.c (output_stack_adjust): Update.
21651 (calc_live_regs): Update.
21652 (sh_expand_prologue): Update.
21653 (sh_builtin_saveregs): Update.
21654 (sh_va_start): Update.
21655 (initial_elimination_offset): Update.
21656 (sh_allocate_initial_value): Update.
21657 (sh_function_ok_for_sibcall): Update.
21658 (sh_get_pr_initial_val): Update.
21659 * config/sh/sh.md (return expander): Update.
21660 * config/avr/avr.c (frame_pointer_required_p): UPdate.
21661 * config/crx/crx.c (crx_compute_frame): UPdate.
21662 (crx_initial_elimination_offset): UPdate.
21663 * config/xtensa/xtensa.c (compute_frame_size): Update
21664 (xtensa_builtin_saveregs): Update.
21665 (xtensa_va_start): Update.
21666 (order_regs_for_local_alloc): Update.
21667 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
21668 (xstormy16_expand_builtin_va_start): Update.
21669 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
21670 * config/m68hc11/m68hc11.md (return expanders): Update.
21671 * config/m68hc11/m68hc11.c (expand_prologue): Update.
21672 (expand_epilogue): Update.
21673 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
21674 (cris_simple_epilogue): Update.
21675 (cris_expand_prologue): Update.
21676 (cris_expand_epilogue): Update.
21677 * config/iq2000/iq2000.c (iq2000_va_start): Update.
21678 (compute_frame_size): Update.
21679 * config/mt/mt.c (mt_compute_frame_size): Update.
21680 * config/mn10300/mn10300.c (expand_prologue): Update.
21681 (expand_epilogue): Update.
21682 (initial_offset): Update.
21683 (mn10300_builtin_saveregs):
21684 * config/mn10300/mn10300.md (return expander): Update.
21685 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
21686 (ia64_initial_elimination_offset): Update.
21687 (ia64_initial_elimination_offset): Update.
21688 (ia64_expand_prologue): Update.
21689 * config/m68k/m68k.md (return expander): Update.
21690 * config/rs6000/rs6000.c (rs6000_va_start): Update.
21691 (rs6000_stack_info): Update.
21692 * config/mcore/mcore.c (layout_mcore_frame): Update.
21693 (mcore_expand_prolog): Update.
21694 * config/arc/arc.c (arc_compute_frame_size): Update.
21695 * config/score/score3.c (score3_compute_frame_size): Update.
21696 * config/score/score7.c (score7_compute_frame_size): Update.
21697 * config/arm/arm.c (use_return_insn): Update.
21698 (thumb_find_work_register): Update.
21699 (arm_compute_save_reg_mask): Update.
21700 (arm_output_function_prologue): Update.
21701 (arm_output_epilogue): Update.
21702 (arm_size_return_regs): Update.
21703 (arm_get_frame_offsets): Update.
21704 (arm_expand_prologue): Update.
21705 (thumb_exit): Update.
21706 (thumb_unexpanded_epilogue): Update.
21707 (thumb1_output_function_prologue): Update.
21708 * config/pa/pa.md (return expander): Update.
21709 * config/pa/pa.c (compute_frame_size): Update.
21710 (hppa_builtin_saveregs): Update.
21711 * config/mips/mips.c (mips_va_start): Update.
21712 (mips16_build_function_stub): Update.
21713 (mips_compute_frame_info): Update.
21714 (mips_restore_gp): Update.
21715 (mips_output_function_prologue): Update.
21716 (mips_expand_prologue): Update.
21717 * config/v850/v850.c (compute_frame_size): Update.
21718 (expand_prologue): * config/mmix/mmix.c (along): update.
21719 (mmix_initial_elimination_offset): update.
21720 (mmix_reorg): update.
21721 (mmix_use_simple_return): update.
21722 (mmix_expand_prologue): update.
21723 (mmix_expand_epilogue): Update.
21724 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
21725 (emit_link_insn): Update.
21727 2008-04-08 Anatoly Sokolov <aesok@post.ru>
21729 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
21730 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
21732 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
21735 2008-04-07 Jan Hubicka <jh@suse.cz>
21737 * function.h (rtl): Rename to x_rtl.
21738 (crtl): New define.
21739 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
21740 frame_offset, stack_check_probe_note, arg_pointer_save_area,
21741 used_temp_slots avail_temp_slots, temp_slot_level,
21742 nonlocal_goto_handler_labels): Update accesstors.
21743 (rtl): New global variable.
21744 (struct function): Move some fileds to rtl_data.
21745 (get_arg_pointer_save_area): Update prototype.
21746 * builtins.c (expand_builtin_setjmp_receiver): Update call of
21747 get_arg_pointer_save_area.
21748 * expr.c (init_expr): Update
21749 * function.c (get_frame_size): Update
21750 (assign_stack_local): Update
21751 (expand_function_end): Update.
21752 (get_art_pointer_save_area): Update
21754 * emit-rtl.c (rtl): Declare.
21755 (regno_reg_rtx): Declare.
21756 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
21758 (gen_reg_rtx): Update.
21759 * varasm.c (n_deferred_constatns): Update accestor.
21760 (init_varasm_status): Do not allocate varasm_status.
21761 (force_const_mem, get_pool_size, output_constant_pool): Update.
21762 * stmt.c (force_label_rtx): Do not use x_ prefixes.
21763 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
21764 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
21765 * sparc/sparc.h (INIT_EXPANDERS): Update.
21766 * ia64/ia64.h (INIT_EXPANDERS): Update.
21768 2008-04-07 James E. Wilson <wilson@tuliptree.org>
21770 * reload.c (push_secondary_reload): Add missing break to for loop.
21772 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
21774 PR middle-end/PR28690
21775 * rtlanal.c: Update copyright years.
21776 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
21777 as REG_POINTER and MEM_POINTER operands.
21778 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
21779 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
21780 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
21781 * gcse.c: Update copyright years.
21782 (pre_delete): Call gen_reg_rtx_and_attrs.
21783 (hoist_code): Likewise.
21784 (build_store_vectors): Likewise.
21785 (delete_store): Likewise.
21786 * loop-invariant.c (move_invariant_reg): Likewise.
21787 Update copyright years.
21789 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
21791 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
21792 control string instead of quoted.
21794 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
21796 * doc/rtl.texi: Rewrite of subreg section.
21798 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
21801 * config/i386/i386.c (legitimize_pic_address): Add treating
21802 of dllimport SYM_REF's.
21803 (legitimize_dllimport_symbol): Add prototype.
21805 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21807 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
21808 reference in constructor with non self-referential type.
21810 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
21812 Removal of Return with Depressed Stack Pointer support
21813 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
21814 (ECF_SP_DEPRESSED): Likewise.
21815 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
21816 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
21817 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21818 (expand_call): Do not test ECF_SP_DEPRESSED.
21819 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21820 * function.c (keep_stack_depressed): Delete.
21821 (handle_epilogue_set): Likewise.
21822 (update_epilogue_consts): Likewise.
21823 (emit_equiv_load): Likewise.
21824 (thread_prologue_and_epilogue_insns): Remove support for Return with
21825 Depressed Stack Pointer.
21826 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
21828 2008-04-06 Richard Guenther <rguenther@suse.de>
21830 PR tree-optimization/35400
21831 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
21832 information from SSA_NAMEs.
21834 2008-04-06 Anatoly Sokolov <aesok@post.ru>
21836 * config/avr/avr.h (avr_mega_p): Remove declaration.
21837 (AVR_MEGA): Remove macro.
21838 * config/avr/avr.c (avr_mega_p): Remove variable.
21839 (avr_override_options): Remove inicializion of avr_mega_p.
21840 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21841 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
21842 (avr_jump_mode): (Ditto.).
21843 (avr_output_progmem_section_asm_op): (Ditto.).
21844 (avr_asm_init_sections): (Ditto.).
21845 (avr_asm_init_sections): (Ditto.).
21846 (avr_rtx_costs): (Ditto.).
21847 * config/avr/avr.md: (Ditto.).
21848 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
21851 2008-04-06 Richard Guenther <rguenther@suse.de>
21853 PR tree-optimization/35842
21854 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
21855 is_gimple_invariant_address.
21857 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
21859 * gcc.c (default_compilers): Sync Fortran extensions list with
21860 that in fortran/lang-specs.h.
21861 * doc/invoke.texi: Likewise.
21862 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
21863 * dwarf2out.c (gen_compile_unit_die): Likewise.
21865 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
21867 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
21869 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
21872 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
21873 attribute is used for nested functions.
21875 2008-04-05 Jan Hubicka <jh@suse.cz>
21877 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
21879 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
21881 (dump_files): Update.
21882 (enable_rtl_dump_file): Do not accept letter argument.
21883 * tree-pass.h (dump_file_info): Remove letter argument.
21884 * toplev.c (decode_d_option): Update -da handling.
21885 * toplev.h (enable_rtl_dump_file): Update prototype.
21886 * passes.c (register_one_dump_file): Do not accept IPA argument; work
21887 it out based on pass type.
21888 (register_dump_files_1): Likewise.
21889 (init_optimization_passes): Update register_one_dump_file calls.
21890 (execute_one_pass): Sanity check that IPA passes are called at IPA
21891 level and RTL passes at RTL level.
21892 (execute_pass_list): IPA pass can not be after or subpass of
21894 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
21895 disallov RTL subpasses of IPA subpasses.
21897 2008-04-05 Ben Elliston <bje@au.ibm.com>
21899 * tree-cfg.c (need_fake_edge_p): Return false for calls to
21900 builtins that return exactly once and do not throw. Cache call to
21903 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
21905 PR rtl-optimization/34916
21906 PR middle-end/35519
21907 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
21908 between instruction pairs.
21910 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
21912 * doc/invoke.texi: Document -mbitops for SH.
21913 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
21914 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
21915 * config/sh/sh.c (print_operand): Add %t operand code.
21916 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
21917 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
21918 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
21919 (extendqihi2): Likewise.
21920 (movqi_i): Likewise.
21921 (insv): Use bset, bclr and bst instructions for SH2A if possible.
21922 (extv): Use bld instruction for SH2A if possible.
21924 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
21925 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
21926 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
21927 (bset.b, bclr.b): Define peepholes.
21928 * config/sh/sh.opt (mbitops): New option.
21930 2008-04-04 Janis Johnson <janis187@us.ibm.com>
21933 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
21934 and view convert expression.
21936 2008-04-04 Jakub Jelinek <jakub@redhat.com>
21939 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
21941 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
21943 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
21945 * config/i386/cpuid.h (bit_AES): New.
21946 (bit_PCLMUL): Likewise.
21948 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
21949 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
21950 SSE2 if AES or PCLMUL is enabled.
21951 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
21952 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21953 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
21954 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
21955 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
21956 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
21957 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
21958 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
21959 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
21960 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
21961 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
21962 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
21963 __builtin_ia32_aeskeygenassist128 and
21964 __builtin_ia32_pclmulqdq128.
21965 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
21966 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
21967 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
21969 * config/i386/i386.h (TARGET_AES): New.
21970 (TARGET_PCLMUL): Likewise.
21971 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
21973 * config/i386/i386.md (UNSPEC_AESENC): New.
21974 (UNSPEC_AESENCLAST): Likewise.
21975 (UNSPEC_AESDEC): Likewise.
21976 (UNSPEC_AESDECLAST): Likewise.
21977 (UNSPEC_AESIMC): Likewise.
21978 (UNSPEC_AESKEYGENASSIST): Likewise.
21979 (UNSPEC_PCLMUL): Likewise.
21981 * config/i386/i386.opt (maes): New.
21982 (mpclmul): Likewise.
21984 * config/i386/sse.md (aesenc): New pattern.
21985 (aesenclast): Likewise.
21986 (aesdec): Likewise.
21987 (aesdeclast): Likewise.
21988 (aesimc): Likewise.
21989 (aeskeygenassist): Likewise.
21990 (pclmulqdq): Likewise.
21992 * config/i386/wmmintrin.h: New.
21994 * doc/extend.texi: Document AES and PCLMUL built-in function.
21996 * doc/invoke.texi: Document -maes and -mpclmul.
21998 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
22000 * function.c (free_after_parsing): Replace with
22001 cxx_push_function_context from C++ front-end.
22002 (allocate_struct_function): Don't call langhook.
22003 * langhooks.h (struct lang_hooks_for_functions): Delete.
22004 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
22006 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
22007 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
22008 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
22009 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
22010 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
22011 remove LANG_HOOKS_FUNCTION_INITIALIZER.
22012 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
22014 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
22015 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
22017 2008-04-04 Jakub Jelinek <jakub@redhat.com>
22020 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
22023 2008-04-04 Richard Guenther <rguenther@suse.de>
22025 PR middle-end/35823
22026 * fold-const.c (optimize_minmax_comparison): Use the correct
22027 type for the constant in the simplified comparison.
22029 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
22031 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
22032 Pass L2 size as "--param l2-cache-size" to the compiler.
22033 (decode_l2_cache): New function to decode L2 cache parameters using
22034 0x8000006 extended cpuid function.
22035 (detect_caches_amd): Determine parameters of L2 cache using
22036 decode_l2_caches function.
22037 (decode_caches_intel): Decode L2 cache parameters.
22038 (detect_caches_intel): Determine L2 cache parameters using
22039 decode_caches_intel and decode_l2_caches functions.
22041 2008-04-03 Bob Wilson <bob.wilson@acm.org>
22043 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
22044 secondary input reload for subword loads from the constant pool.
22046 2008-04-03 Janis Johnson <janis187@us.ibm.com>
22049 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
22050 constants of the appropriate size for runtime calculations.
22053 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
22054 decimal-float literal constant zero.
22056 2008-04-03 Jakub Jelinek <jakub@redhat.com>
22059 * c-parser.c (c_parser_omp_atomic): Call
22060 default_function_array_conversion on the RHS.
22062 PR middle-end/35818
22063 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
22064 call is_variable_sized if decl has incomplete type.
22066 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
22068 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
22070 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
22072 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
22074 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
22075 (sgt<u>): Merge sgt and sgtu into new expander.
22076 (sgt, sgtu): Remove expanders.
22077 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
22078 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
22079 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
22080 *sgtu_<mode>_mips16 into new pattern.
22081 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
22082 (sge<u>): Merge sge and sgeu into new expander.
22083 (sge, sgeu): Remove expanders.
22084 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
22086 (*sge_<mode>, second *sge_<mode>): Remove patterns.
22087 (slt<u>): Merge slt and sltu into new expander.
22088 (slt, sltu): Remove expanders.
22089 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
22090 (*slt_<mode>, *sltu_<mode>): Remove patterns.
22091 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
22092 *sltu_<mode>_mips16 into new pattern.
22093 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
22094 (sle<u>): Merge sle and sleu into new expander.
22095 (sle, sleu): Remove expanders.
22096 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
22097 (*sle_<mode>, *sleu_<mode>): Remove patterns.
22098 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
22099 *sleu_<mode>_mips16 into new pattern.
22100 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
22102 2008-04-03 Jan Hubicka <jh@suse.cz>
22104 PR tree-optimization/35795
22105 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
22106 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
22107 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
22108 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
22109 * score/score3.c (score3_output_mi_thunk): Likewise.
22110 * score/score7.c (score7_output_mi_thunk): Likewise.
22111 * mips/mips.c (mips_output_mi_thunk): Likewise.
22113 2008-04-03 Richard Guenther <rguenther@suse.de>
22115 * tree-vrp.c (extract_range_from_unary_expr): Handle all
22116 conversions. Simplify code.
22118 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
22120 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
22122 2008-04-03 Tom Tromey <tromey@redhat.com>
22123 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22125 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
22126 * config/bfin/t-bfin-linux (generated_files): Add
22127 linux-sysroot-suffix.h.
22128 * doc/install.texi (Prerequisites): Require make 3.80.
22129 * doc/sourcebuild.texi (Front End Directory): Document new
22131 * Makefile.in (generated_files): New variable.
22132 (ALL_HOST_OBJS): New variable.
22133 ($(ALL_HOST_OBJS)): New target.
22135 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22137 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
22138 (remap_block): Call id->transform_lang_insert_block instead
22140 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
22141 Set id.transform_lang_insert_block to NULL.
22142 (clone_body): Move to cp/optimize.c
22143 * tree-inline.h (struct copy_body_data): Change
22144 transform_lang_insert_block to function pointer.
22145 (copy_generic_body, copy_decl_no_change): Export.
22146 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
22147 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
22148 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
22150 * c-tree.h (insert_block): Kill.
22151 * c-decl.c (insert_block): Kill.
22153 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
22155 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22156 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22157 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
22159 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
22160 argument, call {push,pop}_function_context from here.
22161 * c-parser.c: Use c_{push,pop}_function_context.
22163 * function.c (push_function_context_to): Move meat ...
22164 (push_function_context): ... here. Simplify.
22165 * function.c (pop_function_context_from): Move meat ...
22166 (pop_function_context): ... here. Simplify.
22167 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
22169 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
22170 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
22171 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
22172 * tree.h (push_function_context_to, pop_function_context_from): Remove.
22174 2008-04-03 Ben Elliston <bje@au.ibm.com>
22176 * expmed.c (extract_force_align_mem_bit_field): Remove.
22178 2008-04-03 Richard Guenther <rguenther@suse.de>
22180 PR middle-end/35800
22181 * expr.h (try_casesi): Adjust prototype.
22182 * expr.c (try_casesi): Take fallback label as extra parameter.
22183 Use that for gen_casesi if default_label is NULL.
22184 * stmt.c (expand_case): Pass fallback label to try_casesi,
22185 make sure to fill gaps with a fallback label if default_label
22188 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
22191 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
22193 2008-04-03 Ben Elliston <bje@au.ibm.com>
22195 * expmed.c (extract_split_bit_field): Remove if (0) code.
22196 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
22197 (do_ds_constraint): Likewise.
22199 2008-04-02 Joseph Myers <joseph@codesourcery.com>
22201 * doc/cppopts.texi (-dU): Document.
22202 * c-common.h (flag_dump_macros): Update comment.
22203 * c-opts.c (handle_OPT_d): Handle -dU.
22204 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
22205 dump_queued_macros, cb_used_define, cb_used_undef): New.
22206 (init_pp_output): Handle -dU.
22207 (cb_line_change): Call dump_queued_macros.
22208 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
22210 2008-04-02 Anatoly Sokolov <aesok@post.ru>
22212 * config/avr/predicates.md (io_address_operand): New predicate.
22213 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
22214 * config/avr/avr.c (avr_io_address_p): Remove function.
22215 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
22216 'avr_io_address_p' function.
22217 (out_movhi_r_mr): (Ditto.).
22218 (out_movqi_mr_r): (Ditto.).
22219 (out_movhi_mr_r): (Ditto.).
22220 (avr_address_cost): (Ditto.).
22222 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
22224 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
22225 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
22226 in 32bit mode when XMM registers are available to avoid store
22228 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
22229 corresponding post-reload splitters.
22231 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22233 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
22234 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
22235 __builtin_ia32_roundss.
22236 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
22237 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
22238 __builtin_ia32_roundss.
22239 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
22240 IX86_BUILTIN_SHUFPD here.
22242 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
22244 * config/i386/i386.md (plogic): New.
22245 (plogicprefix): Likewise.
22247 * config/i386/mmx.md (mmx_<code><mode>3): New.
22248 (mmx_and<mode>3): Removed.
22249 (mmx_ior<mode>3): Likewise.
22250 (mmx_xor<mode>3): Likewise.
22252 * config/i386/sse.md (<code><mode>3): New.
22253 (*<code><mode>3): Likewise.
22254 (*<code><mode>3): Likewise.
22255 (<code><mode>3): Likewise.
22256 (*sse_<code><mode>3): Likewise.
22257 (*sse2_<code><mode>3): Likewise.
22258 (<code>tf3): Likewise.
22259 (*<code>tf3): Likewise.
22260 (and<mode>3): Likewise.
22261 (*and<mode>3): Likewise.
22262 (ior<mode>3): Removed.
22263 (*ior<mode>3): Likewise.
22264 (xor<mode>3): Likewise.
22265 (*xor<mode>3): Likewise.
22266 (*and<mode>3): Likewise.
22267 (*ior<mode>3): Likewise.
22268 (*xor<mode>3): Likewise.
22269 (and<mode>3): Likewise.
22270 (*sse_and<mode>3): Likewise.
22271 (*sse2_and<mode>3): Likewise.
22272 (andtf3): Likewise.
22273 (*andtf3): Likewise.
22274 (ior<mode>3): Likewise.
22275 (*sse_ior<mode>3): Likewise.
22276 (*sse2_ior<mode>3): Likewise.
22277 (iortf3): Likewise.
22278 (*iortf3): Likewise.
22279 (xor<mode>3): Likewise.
22280 (*sse_xor<mode>3): Likewise.
22281 (*sse2_xor<mode>3): Likewise.
22282 (xortf3): Likewise.
22283 (*xortf3): Likewise.
22285 2008-04-02 Richard Guenther <rguenther@suse.de>
22287 PR tree-optimization/14495
22288 PR tree-optimization/34793
22289 * tree-vrp.c (struct switch_update): New structure.
22290 (to_remove_edges, to_update_switch_stmts): New VECs.
22291 (simplify_switch_using_ranges): New function. Remove not taken
22292 case labels and edges.
22293 (simplify_stmt_using_ranges): Call it.
22294 (identify_jump_threads): Mark edges we have queued for removal
22295 so we don't thread them.
22296 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
22298 * tree-cfg.c (group_case_labels): Deal with missing default label.
22299 (tree_verify_flow_info): Allow missing default label.
22300 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
22301 (emit_case_nodes): Likewise.
22302 (expand_case): Do not rely on the default label to be present.
22303 * expr.c (try_casesi): Deal with NULL default_label.
22304 (do_tablejump): Likewise.
22306 2008-04-02 Richard Guenther <rguenther@suse.de>
22308 PR tree-optimization/14495
22309 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
22310 SWITCH_EXPR here ...
22311 (vrp_visit_switch_stmt): ... but here (new function).
22312 (find_case_label_index): New helper function.
22313 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
22315 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22317 * fwprop.c: Fix ISO-C99ism.
22319 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22322 * Makefile.in (objdir): Set it here.
22323 * configure.ac: Not here. Find dynamic linker characteristics.
22324 * exec-tool.in: Use them.
22325 * aclocal.m4: Regenerate.
22326 * configure: Regenerate.
22328 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22330 * expr.c (expand_var): Delete it.
22331 * expr.h (expand_var): Delete prototype.
22332 * function.c (expand_function_start): Use expand_decl instead.
22333 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
22336 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
22338 PR rtl-optimization/35542
22339 * fwprop.c (forward_propagate_and_simplify): Replace
22340 loc_reg_mentioned_in_p with reg_mentioned_p.
22342 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
22344 PR rtl-optimization/35281
22345 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
22346 (propagate_rtx_1): Handle PR_HANDLE_MEM.
22347 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
22348 (varying_mem_p): Move above propagate_rtx.
22349 (all_uses_available_at): Do not check MEMs.
22351 2008-04-02 Rafael Espíndola <espindola@google.com>
22353 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
22354 (register_edge_assert_for_2): Split the cond argument.
22355 (register_edge_assert_for_1): Adjust for the change in
22356 register_edge_assert_for_2.
22357 (register_edge_assert_for): Split the cond argument.
22358 (find_switch_asserts): Adjust for the change in
22359 register_edge_assert_for.
22361 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
22363 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
22364 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
22365 offsets for 64-bit mingw.
22366 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
22367 abi for x86_64-pc-mingw.
22369 2008-04-02 Richard Guenther <rguenther@suse.de>
22371 * tree-vrp.c (extract_range_from_assert): Make sure to not
22372 produce range min/max with TREE_OVERFOW set.
22373 If merging a anti-range and a range keep the anti-range if
22374 the range covers all values of the type.
22375 (register_edge_assert_for_2): Only allow sign-changing
22376 conversions in detecting canonical range checks. Also
22377 register an assert for the unsigned name if useful.
22379 PR tree-optimization/35787
22380 * tree-vrp.c (vrp_val_max): New function.
22381 (vrp_val_min): Likewise.
22382 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
22383 (vrp_val_is_min): Likewise.
22384 (supports_overflow_infinity): Use vrp_val_{min,max}.
22385 (negative_overflow_infinity): Likewise.
22386 (positive_overflow_infinity): Likewise.
22387 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
22388 (is_positive_overflow_infinity): Likewise.
22389 (is_overflow_infinity): Likewise.
22390 (avoid_overflow_infinity): Use vrp_val_{min,max} and
22391 vrp_val_is_{min,max}.
22392 (set_and_canonicalize_value_range): Canonicalize anti-ranges
22393 to ranges if possible. Avoid empty ranges.
22395 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22397 PR middle-end/35705
22398 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
22399 the expression is a function address.
22401 2008-04-01 George Helffrich <george@gcc.gnu.org>
22403 PR fortran/35154, fortran/23057
22404 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
22405 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
22406 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
22407 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
22409 (dbxout_syms): Check for COMMON-based symbol and wrap in
22410 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
22411 in bracket for efficiency.
22413 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
22414 using DW_TAG_common_block + member offset.
22415 (add_pubname_string): New function.
22416 (dw_expand_expr): New function to find block name and offset for
22418 (common_check): New function to check whether symbol in Fortran COMMON.
22419 (gen_variable_die): If COMMON, use DW_TAG_common_block.
22421 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
22424 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
22426 2008-04-02 Ben Elliston <bje@au.ibm.com>
22428 * config/v850/v850.md (casesi): Remove if (0) code.
22429 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
22430 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
22432 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
22434 * config/i386/i386.md (rex64suffix): New mode attribute.
22435 (floathi<mode>2): Disable expander for SSE math.
22436 (*floathi<mode>2_1): New insn insn_and_split pattern.
22437 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
22438 corresponding post-reload splitters.
22439 (*floathi<mode>2_i387): New macroized insn pattern.
22440 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
22441 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
22442 insn_and_split pattern.
22443 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
22444 New macroized instruction patterns and corresponding post-reload
22446 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
22447 and corresponding post-reload splitters.
22448 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
22449 New macroized instruction patterns.
22450 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
22451 macroized instruction patterns and corresponding post-reload splitters.
22452 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
22453 corresponding post-reload splitters.
22454 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
22455 New macroized instruction patterns.
22456 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
22457 corresponding post-reload splitters.
22458 (*floatsi<mode>2_i387): New macroized instruction patterns.
22460 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
22462 * config/i386/i386.md (smaxmin): New.
22463 (umaxmin): Likewise.
22464 (maxminiprefix): Likewise.
22465 (maxminfprefix): Likewise.
22466 (<code><mode>3): Likewise.
22467 (smin<mode>3): Removed.
22468 (smax<mode>3): Likewise.
22470 * config/i386/mmx.md (mmx_<code>v2sf3): New.
22471 (mmx_<code>v4hi3): Likewise.
22472 (mmx_<code>v8qi3): Likewise.
22473 (mmx_smaxv2sf3): Removed.
22474 (mmx_sminv2sf3): Likewise.
22475 (mmx_umaxv8qi3): Likewise.
22476 (mmx_smaxv4hi3): Likewise.
22477 (mmx_uminv8qi3): Likewise.
22478 (mmx_sminv4hi3): Likewise.
22480 * config/i386/sse.md (<addsub><mode>3): New.
22481 (*<addsub><mode>3): Likewise.
22482 (<sse>_vm<addsub><mode>3): Likewise.
22483 (<maxmin><mode>3): Likewise.
22484 (*<maxmin><mode>3_finite): Likewise.
22485 (*<maxmin><mode>3): Likewise.
22486 (<sse>_vm<maxmin><mode>3): Likewise.
22487 (sse3_h<addsub>v4sf3): Likewise.
22488 (sse3_h<addsub>v2df3): Likewise.
22489 (<maxmin>v16qi3): Likewise.
22490 (*<maxmin>v16qi3): Likewise.
22491 (<maxmin>v8hi3): Likewise.
22492 (*<maxmin>v8hi3): Likewise.
22493 (*sse4_1_<maxmin><mode>3): Likewise.
22494 (*sse4_1_<maxmin><mode>3): Likewise.
22495 (add<mode>3): Removed.
22496 (*add<mode>3): Likewise.
22497 (<sse>_vmadd<mode>3): Likewise.
22498 (sub<mode>3): Likewise.
22499 (*sub<mode>3): Likewise.
22500 (<sse>_vmsub<mode>3): Likewise.
22501 (smin<mode>3): Likewise.
22502 (*smin<mode>3_finite): Likewise.
22503 (*smin<mode>3): Likewise.
22504 (<sse>_vmsmin<mode>3): Likewise.
22505 (smax<mode>3): Likewise.
22506 (*smax<mode>3_finite): Likewise.
22507 (*smax<mode>3): Likewise.
22508 (<sse>_vmsmax<mode>3): Likewise.
22509 (sse3_haddv4sf3): Likewise.
22510 (sse3_haddv2df3): Likewise.
22511 (sse3_hsubv4sf3): Likewise.
22512 (sse3_hsubv2df3): Likewise.
22513 (umaxv16qi3): Likewise.
22514 (*umaxv16qi3): Likewise.
22515 (smaxv8hi3): Likewise.
22516 (*smaxv8hi3): Likewise.
22517 (*sse4_1_smax<mode>3): Likewise.
22518 (*sse4_1_umax<mode>3): Likewise.
22519 (uminv16qi3): Likewise.
22520 (*uminv16qi3): Likewise.
22521 (sminv8hi3): Likewise.
22522 (*sminv8hi3): Likewise.
22523 (*sse4_1_smin<mode>3): Likewise.
22524 (*sse4_1_umin<mode>3): Likewise.
22526 2008-04-01 Rafael Espíndola <espindola@google.com>
22528 * tree-cfg.c (verify_expr): remove in_phi.
22529 (verify_stmt): Don't call walk_tree with verify_expr. Use
22530 is_gimple_min_invariant instead of is_gimple_val.
22532 2008-04-01 Joseph Myers <joseph@codesourcery.com>
22534 * doc/include/gpl_v3.texi: Update for manpage generation.
22535 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
22537 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
22538 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
22539 gpl_v3.texi instead of gpl.texi.
22542 2008-04-01 Jakub Jelinek <jakub@redhat.com>
22545 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
22547 2008-04-01 Rafael Espíndola <espindola@google.com>
22549 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
22550 (extract_code_and_val_from_cond): Use
22551 extract_code_and_val_from_cond_with_ops.
22553 2008-04-01 Jan Hubicka <jh@suse.cz>
22555 * function.c (free_after_compilation): Free epilogue_delay_list.
22556 (prepare_function_start): Assert that previous compilation was freed.
22558 2008-04-01 Jan Hubicka <jh@suse.cz>
22559 Jim Wilson <wilson@tuliptree.org>
22560 Andreas Tobler <andreast@gcc.gnu.org>
22562 PR middle-end/35781
22563 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
22564 rtl.emit instead cfun->emit.
22565 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
22566 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
22568 2008-04-01 Ben Elliston <bje@au.ibm.com>
22570 * doc/c-tree.texi (Function Basics): Fix grammatical error.
22572 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
22574 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
22576 (fprofile-use): Add var flag_profile_use
22577 * coverage.c (coverage_begin_output): Do not open a gcno file for
22578 output only if -ftest-coverage is set.
22579 Do not add getpwd() to gcda file path.
22580 (build_gcov_info): Check the new flag
22581 flag_profile_datafile_relative_path.
22582 (coverage_init): Use profile_data_prefix.
22583 Read profile counter only if flag_profile_use is set.
22584 * opts.c (common_handle_option): New option fprofile-use=,
22585 fprofile-dir=, fprofile-generate=.
22586 * toplev.c (profile_data_prefix): New variable definition.
22587 * toplev.h (profile_data_prefix): New declaration.
22588 * doc/invoke.tex (Option Summary, Optimization Options):
22591 2008-03-31 James E. Wilson <wilson@tuliptree.org>
22593 * varasm.c (output_constant_pool_1): In LABEL_REF check,
22594 use tmp consistently.
22597 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
22598 * config/ia64/ia64.c (rtx_needs_barrier): Handle
22599 UNSPEC_FR_RECIP_APPROX_RES.
22600 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
22602 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
22605 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
22607 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22609 PR middle-end/30186
22610 * fold-const.c (fold_indirect_ref_1): Support accessing non first
22611 element of the vector via a pointer.
22613 2008-03-31 Ian Lance Taylor <iant@google.com>
22615 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
22617 2008-03-31 Jan Hubicka <jh@suse.cz>
22619 * builtins.c (expand_builtin_setjmp_receiver): Update call of
22620 get_arg_pointer_save_area.
22621 * expr.c (init_expr): Just clear out rtl.expr.
22622 * function.c (free_after_compilation): Clear out whole RTL structure.
22623 (get_func_frame_size): Merge into ...
22624 (get_frame_size): ... this one.
22625 (assign_stack_local_1): Merge into ...
22626 (assign_stack_local): ... this one.
22627 (expand_function_end): Update call of get_arg_pointer_save_area.
22628 (get_art_pointer_save_area): Remove cfun argument.
22629 * function.h (emit_status): regno_pointer_align does not need length
22630 attribute. Move x_regno_reg_rtx to ...
22631 (regno_reg_rtx): ... new global array.
22632 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
22633 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
22634 apply_args_value, forced_labels, stack_pointer_delta):
22636 (struct varasm_status): Move here from varasm.c
22637 (struct rtl_data): New. Move here some fields from struct function.
22638 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
22639 frame_offset, stack_check_probe_note, arg_pointer_save_area,
22640 used_temp_slots avail_temp_slots, temp_slot_level,
22641 nonlocal_goto_handler_labels): Update accesstors.
22642 (rtl): New global variable.
22643 (struct function): Move some fileds to rtl_data.
22644 (get_arg_pointer_save_area): Update prototype.
22645 * emit-rtl.c (rtl): Declare.
22646 (regno_reg_rtx): Declare.
22647 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
22649 (gen_reg_rtx): Update.
22650 (init_virtual_regs): Do not tate emit_status argument.
22651 (init_emit): Do not allocate emit.
22652 * varasm.c (varasm_statuc): Move to function.h.
22653 (n_deferred_constatns): Update accestor.
22654 (init_varasm_status): Do not allocate varasm_status.
22655 (force_const_mem, get_pool_size, output_constant_pool): Update.
22656 * stmt.c (force_label_rtx): Do not use x_ prefixes.
22657 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
22659 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
22661 PR rtl-optimization/35729
22662 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
22665 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
22668 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
22669 load/store if memory is unaligned.
22670 (*movti_rex64): Likewise.
22672 * config/i386/predicates.md (misaligned_operand): New.
22674 2008-03-31 Andrew Pinski <pinskia@gmail.com>
22677 * tree-ssa-phiopt.c (conditional_replacement): Return early for
22680 2008-03-31 Jan Beulich <jbeulich@novell.com>
22682 * config/ia64/constraints.md: Add 'j' constraint.
22683 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
22684 (movdi_internal): Likewise.
22686 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
22689 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
22691 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
22694 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
22695 proper error message for the third argument on blendpd and
22698 * config/i386/sse.md (blendbits): New.
22699 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
22701 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
22703 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
22705 2008-03-30 Richard Guenther <rguenther@suse.de>
22707 PR middle-end/31023
22708 * fold-const.c (fold_sign_changed_comparison): Do leave
22709 conversions to base-types alone.
22711 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
22713 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
22714 the link register if one altivec register is be saved.
22716 2008-03-30 Ben Elliston <bje@au.ibm.com>
22718 * final.c (final_scan_insn): Remove if (0) code.
22720 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
22722 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
22724 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
22726 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
22727 of V4SFmode to ix86_binary_operator_ok.
22729 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
22731 * config/i386/i386.c (override_options): Initialize
22732 ix86_veclib_handler to ix86_veclibabi_svml when
22733 -mveclibabi=svml is used.
22734 (ix86_veclibabi_svml): New function for SVML ABI style
22735 vectorization support.
22736 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
22738 2008-03-28 Rafael Espíndola <espindola@google.com>
22740 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
22741 (tree_binary_nonnegative_warnv_p): Make it public.
22742 (tree_single_nonnegative_warnv_p): Make it public.
22743 (tree_invalid_nonnegative_warnv_p): Make it public.
22744 (tree_unary_nonzero_warnv_p): Make it public.
22745 (tree_binary_nonzero_warnv_p): Make it public
22746 (tree_single_nonzero_warnv_p): Make it public.
22747 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
22748 (extract_range_from_binary_expr): Split the expr argument.
22749 (extract_range_from_unary_expr): Split the expr argument.
22750 (extract_range_from_comparison): Split the expr argument.
22751 (extract_range_from_expr): Use the new aux functions.
22752 (vrp_evaluate_conditional_warnv): Use
22753 vrp_evaluate_conditional_warnv_with_ops.
22754 * tree.h (tree_unary_nonzero_warnv_p): Declare.
22755 (tree_binary_nonzero_warnv_p): Declare.
22756 (tree_single_nonzero_warnv_p): Declare.
22757 (tree_expr_nonzero_warnv_p): Declare.
22758 (tree_unary_nonnegative_warnv_p): Declare.
22759 (tree_binary_nonnegative_warnv_p): Declare.
22760 (tree_single_nonnegative_warnv_p): Declare.
22761 (tree_invalid_nonnegative_warnv_p): Declare.
22763 2008-03-28 Richard Guenther <rguenther@suse.de>
22765 PR tree-optimization/30317
22766 PR tree-optimization/30911
22767 PR tree-optimization/34793
22768 * tree-vrp.c (set_and_canonicalize_value_range): New function.
22769 (struct assert_locus_d): New member EXPR.
22770 (register_new_assert_for): Add EXPR parameter to support
22771 ASSERT_EXPR <name, expr OP limit>.
22772 (register_edge_assert_for_1): Adjust callers.
22773 (find_assert_locations): Likewise.
22774 (process_assert_insertions_for): Build condition from expression.
22775 (extract_range_from_assert): Handle ASSERT_EXPRs
22776 of the form ASSERT_EXPR <name, expr OP limit>.
22777 (register_edge_assert_for_2): New helper registering
22778 asserts for comparisons. Recognize range tests of the form
22779 (unsigned)i - CST1 OP CST2.
22780 (register_edge_assert_for_1): Use it.
22781 (register_edge_assert_for): Likewise.
22782 (needs_overflow_infinity): Integer sub-types
22783 do not need overflow infinities.
22784 (vrp_val_is_max): The extreme values of integer sub-types
22785 are those of the base type.
22786 (vrp_val_is_min): Likewise.
22787 * tree.def (ASSERT_EXPR): Document extra allowed conditional
22790 2008-03-28 Nick Clifton <nickc@redhat.com>
22793 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
22794 Return GENERAL_REGS for stack adjustment reloads.
22796 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
22799 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
22800 const_vector when all the vectors are constant.
22802 2008-03-27 Bob Wilson <bob.wilson@acm.org>
22804 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
22806 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
22807 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
22809 (s<code>_sf): Use new scc_sf attribute for opcode names.
22811 2008-03-27 Tom Tromey <tromey@redhat.com>
22813 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
22814 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
22815 config/spu/t-spu-elf, config/i386/t-interix,
22816 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
22817 config/i386/x-darwin, config/i386/x-mingw32,
22818 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
22819 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
22820 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
22821 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
22822 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
22823 config/rs6000/x-darwin, config/rs6000/t-rs6000,
22824 config/score/t-score-elf, config/arm/t-strongarm-pe,
22825 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
22826 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
22827 Revert automatic dependency patch.
22829 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
22832 * config/i386/i386.c (ix86_function_arg_boundary): Align
22833 decimal floating point to its natural boundary.
22835 2008-03-27 Richard Guenther <rguenther@suse.de>
22837 PR middle-end/35716
22838 * fold-const.c (fold_comparison): Restrict distinct decl
22839 comparison folding to VAR_DECLs and PARM_DECLs. Do not
22840 solely rely on operand_equal_p.
22842 2008-03-27 Richard Guenther <rguenther@suse.de>
22845 * c-common.c (handle_weak_attribute): Reject combination of
22848 2008-03-27 Richard Guenther <rguenther@suse.de>
22850 PR tree-optimization/32810
22851 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
22852 conversions from DECL_INITIAL.
22853 (fold_const_aggregate_ref): Likewise from constructor elements.
22855 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
22857 * tree-affine.h (aff_combination_expand): Declare.
22858 (get_inner_reference_aff): Likewise.
22859 * tree-affine.c (aff_combination_expand): Split out from
22860 tree_to_aff_combination_expand.
22861 (get_inner_reference_aff): New function.
22862 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
22863 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
22864 (struct lim_aux_data): sm_done field removed.
22865 (mem_ref_loc_p, mem_ref_locs_p): New types.
22866 (struct mem_ref): Added id, stored, accesses_in_loop,
22867 indep_loop, dep_loop, indep_ref, dep_ref fields.
22868 Removed is_stored, locs and next fields.
22869 (memory_accesses): New variable.
22870 (movement_possibility): Do not allow moving statements
22871 that store to memory.
22872 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
22874 (determine_max_movement): For statements with memory references,
22875 find the outermost loop in that the reference is independent.
22876 (move_computations_stmt): Mark the virtual operands for renaming.
22877 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
22878 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
22879 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
22880 add_vop_ref_mapping, create_vop_ref_mapping_loop,
22881 create_vop_ref_mapping, analyze_memory_references,
22882 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
22883 get_all_locs_in_loop, ref_always_accessed_p,
22884 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
22885 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
22886 store_motion_loop, store_motion): New functions.
22887 (struct vop_to_refs_elt): New type.
22888 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
22889 memref_hash, memref_eq, hoist_memory_references): Rewritten.
22890 (schedule_sm): Replaced by...
22891 (execute_sm): ... this.
22892 (determine_lsm_ref, hoist_memory_references,
22893 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
22894 find_more_ref_vops, free_mem_ref, free_mem_refs,
22895 determine_lsm_loop, determine_lsm): Removed.
22896 (tree_ssa_lim_finalize): Free data structures used by store motion.
22897 (tree_ssa_lim): Call analyze_memory_references. Use
22898 store_motion instead of determine_lsm.
22900 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22902 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
22903 rename tmake_file to m68hc11/t-m68hc11.
22904 (mcore): Set inhibit_libc to true.
22905 * config.host (alpha*-dec-*vms*): Set extra_programs.
22906 (interix3*): Don't use host_xmake_file.
22907 * configure.ac: Let config.gcc override inhibit_libc.
22908 * configure: Regenerate.
22910 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
22911 * config/t-openbsd-thread: Remove commented out lines.
22913 * config/x-interix: Remove.
22915 * config/m68hc11/t-m68hc11-gas: Rename to...
22916 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
22918 * config/mcore/t-mcore: Remove T_CFLAGS.
22919 * config/mcore/t-mcore-pe: Likewise.
22921 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
22923 * configure.ac: Replace custom __GNU_SOURCE test with
22924 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
22925 * aclocal.m4: Regenerate.
22926 * configure: Regenerate.
22927 * config.in: Regenerate.
22929 2008-03-27 Richard Guenther <rguenther@suse.de>
22931 * fold-const.c (target.h): Include.
22932 (fold_comparison): Fold comparison of addresses of decls
22933 that bind locally or of constants. Consolidate address folding code.
22934 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
22935 results from fold_binary_to_constant.
22936 (compare_values_warnv): Likewise.
22938 2008-03-27 Andrew Pinski <pinskia@gmail.com>
22940 PR middle-end/35429
22941 * fold-const.c (fold_truthop): Check for integeral types when folding
22942 a == 0 && b == 0 and a != 0 || b != 0 .
22944 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
22946 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
22948 2008-03-26 Andreas Schwab <schwab@suse.de>
22950 * doc/invoke.texi: Fix use of @item vs. @itemx.
22952 2008-03-26 Tom Tromey <tromey@redhat.com>
22954 * Makefile.in (build/gensupport.o, build/print-rtl.o,
22955 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
22956 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
22957 build/gencodes.o, build/genconditions.o, build/genconfig.o,
22958 build/genconstants.o, build/genemit.o, build/genextract.o,
22959 build/genflags.o, build/genmddeps.o, build/genopinit.o,
22960 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
22963 2008-03-26 Richard Guenther <rguenther@suse.de>
22966 2008-03-26 Richard Guenther <rguenther@suse.de>
22968 * fold-const.c (target.h): Include.
22969 (fold_comparison): Fold comparison of addresses of two decls
22970 that bind locally. Consolidate address folding code.
22972 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22974 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
22975 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
22976 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
22977 dconstsqrt2, dconstthird, dconste and/or dconst10.
22978 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
22979 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
22980 dconstsqrt2, dconste): Delete.
22981 (init_emit_once): Likewise. Simplify initializing dconstm1.
22983 * real.c (get_real_const): New.
22984 * real.h (dconst3, dconst10, dconstm2, dconstthird,
22985 dconstsqrt2, dconste): Delete.
22986 (real_value_const, get_real_const): New.
22988 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
22990 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
22992 * config/i386/i386.c (ix86_function_arg_boundary): Check
22993 BIGGEST_ALIGNMENT instead of 128.
22994 (setup_incoming_varargs_64): Likewise.
22996 2008-03-26 Tom Tromey <tromey@redhat.com>
22998 * Makefile.in (DEPFILES): Add missing '/'.
23000 2008-03-26 Richard Guenther <rguenther@suse.de>
23002 * fold-const.c (target.h): Include.
23003 (fold_comparison): Fold comparison of addresses of two decls
23004 that bind locally. Consolidate address folding code.
23006 2008-03-26 Nick Clifton <nickc@redhat.com>
23009 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
23010 not allow INT+INT as a legitimate addressing mode.
23012 2008-03-26 Richard Guenther <rguenther@suse.de>
23014 * tree-flow.h (widen_bitfield): Remove declaration.
23015 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
23016 (widen_bitfield): Remove function.
23017 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
23020 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
23023 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
23026 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
23028 PR rtl-optimization/35232
23029 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
23030 (forget_old_reloads_1, forget_marked_reloads): Don't clear
23031 reg_reloaded_call_part_clobbered here.
23032 (reload_regs_reach_end_p): New function.
23033 (reload_reg_rtx_for_input): New variable.
23034 (reload_reg_rtx_for_output): Likewise.
23035 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
23036 when reassigning a pseudo register. Load reloadreg from
23037 reload_reg_rtx_for_input, moving the mode and register
23039 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
23040 instead of the original when deciding whether an input reload
23041 would be a no-op or whether an output reload can be deleted.
23042 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
23043 when setting up new_spill_reg_store. Load it from
23044 reload_reg_rtx_for_output, moving the mode and register
23046 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
23047 instead of the original when deciding whether an output reload
23048 would be a no-op. Do the same when modifying insn notes.
23049 Use rtx_equal_p instead of == to compare the registers.
23050 (inherit_piecemeal_p): Take a mode and two register numbers
23052 (emit_reload_insns): Clear new_spill_reg_store for every hard
23053 register in the reload register. Remove spill registers
23054 from reg_reloaded_valid before considering whether to record
23055 inheritance information for them. Use reload_reg_rtx_for_output
23056 instead of reg_rtx when recording output reloads. Use
23057 reload_reg_rtx_for_input instead of reg_rtx when recording
23058 input reloads. Set or clear reg_reloaded_call_part_clobbered
23059 at the same time as setting reg_reloaded_valid.
23060 (delete_output_reload): Add a new_reload_reg parameter and use it
23061 instead of rld[j].reg_rtx.
23062 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
23065 2008-03-25 Tom Tromey <tromey@redhat.com>
23067 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
23068 (build/genattr.o): Likewise.
23069 (build/genattrtab.o): Likewise.
23070 (build/gencodes.o): Likewise.
23071 (build/genconfig.o): Likewise.
23072 (build/genconstants.o): Likewise.
23073 (build/genemit.o): Likewise.
23074 (build/genextract.o): Likewise.
23075 (build/genflags.o): Likewise.
23077 2008-03-25 Bob Wilson <bob.wilson@acm.org>
23079 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
23080 instead of size_int for integer types.
23081 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
23082 to match type of MINUS_EXPR.
23084 2008-03-25 Tom Tromey <tromey@redhat.com>
23086 * configure: Rebuilt.
23087 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
23090 2008-03-25 Tom Tromey <tromey@redhat.com>
23092 * config/x-solaris (host-solaris.o): Update.
23093 * config/x-linux (host-linux.o): Update.
23094 * config/x-hpux (host-hpux.o): Update.
23095 * config/x-darwin (host-darwin.o): Update.
23096 * config/v850/t-v850e (v850-c.o): Update.
23097 * config/v850/t-v850 (v850-c.o): Update.
23098 * config/t-vxworks (vxworks.o): Update.
23099 * config/t-sol2 (sol2-c.o, sol2.o): Update.
23100 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
23101 * config/spu/t-spu-elf (spu-c.o): Update.
23103 * config/sh/t-symbian (sh-c.o): Update.
23104 (symbian.o): Update.
23105 * config/sh/t-sh (sh-c.o): Update.
23106 * config/score/t-score-elf (score7.o, score3.o): Update.
23107 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
23108 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
23109 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
23110 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
23111 (rs6000.o): Remove.
23112 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
23113 * config/m32c/t-m32c (m32c-pragma.o): Update.
23114 * config/ia64/t-ia64 (ia64-c.o): Update.
23115 * config/i386/x-mingw32 (host-mingw32.o): Update.
23116 * config/i386/x-i386 (driver-i386.o): Update.
23117 * config/i386/x-darwin (host-i386-darwin.o): Update.
23118 * config/i386/x-cygwin (host-cygwin.o): Update.
23119 * config/i386/t-nwld (nwld.o): Update.
23120 * config/i386/t-netware (netware.o): Update.
23121 * config/i386/t-interix (winnt.o): Update.
23122 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
23123 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
23124 msformat-c.o): Update.
23125 * config/bfin/t-bfin-linux (generated_files): Add
23126 linux-sysroot-suffix.h.
23127 * config/arm/t-wince-pe (pe.o): Update.
23128 * config/arm/t-strongarm-pe (pe.o): Update.
23129 * config/arm/t-pe (pe.o): Update.
23130 * config/arm/t-arm (arm-c.o): Update.
23131 * doc/install.texi (Prerequisites): Require make 3.80.
23132 * Makefile.in: Remove .o targets.
23133 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
23134 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
23135 (simple_generated_h, simple_generated_c): Move earlier.
23136 (generated_files): New variable.
23137 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
23138 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
23139 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
23140 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
23141 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
23142 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
23143 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
23144 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
23145 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
23146 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
23147 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
23148 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
23150 (COMPILE.base, COMPILE): New variables.
23151 (%.o): New pattern rule.
23152 (ALL_HOST_OBJS): New variable.
23153 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
23154 (dummy-checksum.o, cc1-checksum.o): Remove.
23155 (DRIVER_SHLIB): New variable.
23156 (DRIVER_DEFINES): Use it.
23157 (gencondmd.c): Move out of build/.
23158 (s-conditions): Update.
23159 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
23160 (ALL_BUILD_OBJS): Likewise.
23161 (build/%.o): Use BUILDCOMPILE.
23162 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
23163 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
23164 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
23165 build/gencheck.o, build/gencodes.o, build/genconditions.o,
23166 build/genconfig.o, build/genconstants.o, build/genemit.o,
23167 build/genextract.o, build/genflags.o, build/genmddeps.o,
23168 build/genopinit.o, build/genoutput.o, build/genpeep.o,
23169 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
23170 build/gen-protos.o, build/scan.o, build/fix-header.o,
23171 build/scan-decls.o): Simplify.
23172 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
23173 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
23174 prefix.o, toplev.o): Reduce to variable setting.
23175 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
23176 ($(out_object_file), gcc-options.o): New targets.
23177 ($(ALL_HOST_OBJS)): New target. Include dependency files.
23178 * configure: Rebuilt.
23179 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
23180 * doc/sourcebuild.texi (Front End Directory): Document new variable.
23182 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
23184 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
23185 complain when we hit an error, return ERROR_MARK_NODE.
23187 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23189 * config/sh/constraints.md (Pso, Psz): New constraints.
23190 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
23191 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
23193 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23195 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
23196 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
23198 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
23200 * config/sh/sh.md (prefetch): Add condition for SH2A target.
23201 (prefetch_sh2a): New.
23203 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23204 Naveen.H.S <naveen.hs@kpitcummins.com>
23206 * config/sh/constraints.md (I28): New constraint.
23207 * config/sh/sh.c (broken_move): Add support for movi20s.
23208 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
23210 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
23211 Jayant Sonar <Jayant.sonar@kpitcummins.com>
23212 Naveen.H.S <naveen.hs@kpitcummins.com>
23214 * config/sh/sh.c (SH_ATTRIBUTES): Define.
23215 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
23216 (print_operand): Handle resbank in %@ operand code.
23217 (sh_encode_section_info): New.
23218 (push_regs): Add conditions for resbank.
23219 (sh_expand_epilogue): Likewise.
23220 (sh_insert_attributes): Likewise.
23221 (sh_attribute_table): Likewise.
23222 (sh_handle_resbank_handler_attribute): New.
23223 (sh2a_handle_function_vector_handler_attribute): New.
23224 (sh2a_is_function_vector_call): New.
23225 (sh2a_get_function_vector_number): New.
23226 (sh2a_function_vector_p): New.
23227 (sh_cfun_resbank_handler_p): New.
23228 * config/sh/sh.md (calli): Emit jsr/n if possible.
23229 (calli_tbr_rel): New.
23230 (calli_pcrel): Emit jsr/n if possible.
23231 (return_i): Emit rts/n if possible.
23232 (call_valuei_tbr_rel): New.
23233 (call_valuei_pcrel): Add condition for SH2A target.
23234 (call_value): Likewise.
23235 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
23236 (sh2a_get_function_vector_number): Likewise.
23237 (sh2a_is_function_vector_call): Likewise.
23238 * doc/extend.texi: Document TBR relative addressing of SH2A.
23239 (resbank): Add description for SH2A.
23241 2008-03-24 Richard Guenther <rguenther@suse.de>
23244 * gimplify.c (gimplify_modify_expr): For frontend type-correct
23245 pointer assignments change conversions according to middle-end rules.
23246 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
23247 * configure.ac: Include type checking in yes.
23248 * configure: Regenerate.
23250 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23252 * diagnostic.c (diagnostic_count_diagnostic): Delete.
23253 (diagnostic_report_diagnostic): Update. Handle ICEs here.
23255 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
23257 * gthr-vxworks.h (UNUSED): Define.
23259 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
23261 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
23263 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
23265 * doc/extend.texi (Function Attributes): Add missing comma in the
23266 example of the "alloc_size" attribute.
23268 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
23271 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
23273 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
23276 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23279 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23280 of the underlying type of a MS bitfield layout to the natural
23281 alignment of the type.
23283 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23285 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23286 to their natural alignment to avoid store forwarding stalls.
23288 2008-03-22 Richard Guenther <rguenther@suse.de>
23290 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
23291 For PHI nodes verify the address is invariant.
23292 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
23293 (get_symbol_constant_value): Use is_gimple_min_invariant.
23294 (maybe_fold_stmt_indirect): Likewise.
23296 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
23298 PR rtl-optimization/33927
23299 * Makefile.in (dse.o): Depend on $(TM_P_H).
23300 * expr.h (extract_low_bits): Declare.
23301 * expmed.c (extract_low_bits): New function.
23302 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
23303 * dse.c: Include tm_p.h.
23304 (find_shift_sequence): Remove the read_reg argument and return the
23305 read value. Emit the instructions instead of returning them.
23306 Iterate on new_mode rather than calculating it each time.
23307 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
23308 source to NEW_MODE and extract_low_bits to convert the shifted
23309 value to READ_MODE.
23310 (replace_read): Allow the load and store to have different mode
23311 classes. Use extract_low_bits when SHIFT == 0. Create the shift
23312 or extraction instructions before trying the replacement. Update
23313 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
23315 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
23317 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
23318 to their natural alignment to avoid store forwarding stalls.
23320 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
23323 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
23324 encouraging but not allowing gprs for input;
23325 change the input constraint to !f#r.
23326 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
23328 change the output constraint to !f#r.
23330 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
23333 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
23334 corresponding post-reload splitters.
23335 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
23336 when x87 FP math is selected.
23337 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
23338 New function prototype.
23339 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
23340 unreachable function to ease macroization of insn patterns.
23342 2008-03-21 Martin Jambor <mjambor@suse.cz>
23344 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
23345 reference dumps if ddr is NULL or dependence is unknown.
23347 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23349 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
23350 unsigned extension into account.
23351 (ATOMIC_COMPARE_AND_SWAP): Likewise.
23352 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
23353 Do computations on a scratch register.
23355 2008-03-21 Richard Guenther <rguenther@suse.de>
23357 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
23358 Use is_gimple_min_invariant instead of TREE_INVARIANT.
23359 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
23360 * tree-ssa-dom.c (record_equality): Likewise.
23361 * tree-inline.c (copy_body_r): Likewise.
23362 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
23365 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
23367 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
23368 as 'delete_unused' argument.
23370 2008-03-20 Richard Guenther <rguenther@suse.de>
23372 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
23373 special casing of constant qualifiers.
23374 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
23375 care about them in general.
23376 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
23377 regardless of their type.
23378 (fold_stmt_r): Forcefully fold *& if we end up with that.
23380 2008-03-20 Paul Brook <paul@codesourcery.com>
23382 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
23383 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
23385 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
23387 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
23388 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
23390 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
23392 * common.opt (Wmudflap): New option.
23393 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
23394 (mx_register_decls): Likewise.
23395 (mudflap_finish_file): Likewise.
23396 * doc/invoke.texi: Document -Wno-mudflap.
23398 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
23400 * c-format.c (replace_format_name_to_system_name): New.
23401 (cmp_attribs): New.
23402 (convert_format_name_to_system_name): New.
23403 (decode_format_attr): Add use of convert_format_name_to_system_name.
23404 (format_types_orig): Add gnu_ prefix to names.
23405 (check_format_info_main): Special treating of \0 escaped names for
23406 supporting multi-character format specifiers as I32, I64.
23407 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
23408 (gnu_target_overrides_format_attributes): New.
23409 * c-format.h: Add structure target_ovr_attr to hold
23410 system specific formatter names.
23411 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
23412 msformat-c.o file to c_target_objs and cxx_target_objs.
23413 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23414 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
23415 (TARGET_N_FORMAT_TYPES): New.
23416 * config/i386/msformat-c.c: New.
23417 * config/i386/t-cygming: Add build rule for msformat-c.o.
23418 * doc/extend.texi: Add new format names gnu_* and ms_* and
23420 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
23422 2008-03-20 Ira Rosen <irar@il.ibm.com>
23424 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
23425 optimizations turned on under -O3.
23426 (ftree-vectorize): Add that the flag is turned on with -O3.
23428 2008-03-20 Ben Elliston <bje@au.ibm.com>
23430 * regmove.c (try_auto_increment): Fix spelling error in comment.
23431 * final.c (final_scan_insn): Likewise.
23433 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
23436 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
23437 allocator preferences for "y" and "r" class registers.
23438 ("*mov<mode>_internal"): Ditto.
23439 ("*movv2sf_internal_rex64"): Ditto.
23440 ("*movv2sf_internal"): Ditto.
23442 2008-03-19 Michael Matz <matz@suse.de>
23444 PR middle-end/35616
23445 * calls.c (expand_call): Check overlap of arguments with call
23446 address for sibcalls.
23448 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
23451 * stor-layout.c (update_alignment_for_field): Set minimum alignment
23452 of the underlying type of a MS bitfield layout to the natural
23453 alignment of the type.
23455 2008-03-19 Jan Hubicka <jh@suse.cz>
23458 * toplev.c (decode_d_option): Handle all CPP flags.
23459 * tree-vrp.c: Update tree_pass descriptors.
23460 * regrename.c: Update tree_pass descriptors.
23461 * fwprop.c: Update tree_pass descriptors.
23462 * doc/invoke.texi: Remove documentation of dropped -d? flags.
23463 * tree-into-ssa.c: Update tree_pass descriptors.
23464 * tree-dump.c: Update tree_pass descriptors.
23465 * tree-complex.c: Update tree_pass descriptors.
23466 * tree-dump.h: Update tree_pass descriptors.
23467 * see.c: Update tree_pass descriptors.
23468 * cgraphbuild.c: Update tree_pass descriptors.
23469 * tracer.c: Update tree_pass descriptors.
23470 * tree-loop-distribution.c: Update tree_pass descriptors.
23471 * cgraph.c: Update tree_pass descriptors.
23472 * postreload-gcse.c: Update tree_pass descriptors.
23473 * postreload.c: Update tree_pass descriptors.
23474 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
23475 * tree-tailcall.c: Update tree_pass descriptors.
23476 * tree-pass.h (tree_opt_pass): Rename to ...
23477 (opt_pass) ... this one; add "type" field and remove letter field.
23478 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
23479 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
23480 all_lowering_passes): Update declaration.
23481 * ipa-cp.c: Update tree_pass descriptors.
23482 * final.c: Update tree_pass descriptors.
23483 * omp-low.c: Update tree_pass descriptors.
23484 * tree-ssa-dse.c: Update tree_pass descriptors.
23485 * ipa-reference.c: Update tree_pass descriptors.
23486 * tree-ssa-uncprop.c: Update tree_pass descriptors.
23487 * auto-inc-dec.c: Update tree_pass descriptors.
23488 * reorg.c: Update tree_pass descriptors.
23489 * cgraphunit.c: Update tree_pass descriptors.
23490 * tree-ssa-copyrename.c: Update tree_pass descriptors.
23491 * tree-ssa-ccp.c: Update tree_pass descriptors.
23492 * df-core.c: Update tree_pass descriptors.
23493 * mode-switching.c: Update tree_pass descriptors.
23494 * tree-nomudflap.c: Update tree_pass descriptors.
23495 * modulo-sched.c: Update tree_pass descriptors.
23496 * ipa-pure-const.c: Update tree_pass descriptors.
23497 * cse.c: Update tree_pass descriptors.
23498 * web.c: Update tree_pass descriptors.
23499 * tree-stdarg.c: Update tree_pass descriptors.
23500 * tree-ssa-math-opts.c: Update tree_pass descriptors.
23501 * tree-ssa-dom.c: Update tree_pass descriptors.
23502 * tree-nrv.c: Update tree_pass descriptors.
23503 * tree-ssa-alias.c: Update tree_pass descriptors.
23504 * loop-init.c: Update tree_pass descriptors.
23505 * gimple-low.c: Update tree_pass descriptors.
23506 * ipa-inline.c: Update tree_pass descriptors.
23507 * tree-ssa-sink.c: Update tree_pass descriptors.
23508 * global.c: Update tree_pass descriptors.
23509 * ifcvt.c: Update tree_pass descriptors.
23510 * jump.c: Update tree_pass descriptors.
23511 * predict.c: Update tree_pass descriptors.
23512 * tree-ssa-loop.c: Update tree_pass descriptors.
23513 * recog.c: Update tree_pass descriptors.
23514 * dse.c: Update tree_pass descriptors.
23515 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
23516 * tree-eh.c: Update tree_pass descriptors.
23517 * regmove.c: Update tree_pass descriptors.
23519 * function.c: Update tree_pass descriptors.
23520 * tree-vectorizer.c: Update tree_pass descriptors.
23521 * gcse.c: Update tree_pass descriptors.
23522 * ipa-type-escape.c: Update tree_pass descriptors.
23523 * tree-if-conv.c: Update tree_pass descriptors.
23524 * init-regs.c: Update tree_pass descriptors.
23525 * ipa.c: Update tree_pass descriptors.
23526 * tree-ssa-phiopt.c: Update tree_pass descriptors.
23527 * rtl-factoring.c: Update tree_pass descriptors.
23528 * lower-subreg.c: Update tree_pass descriptors.
23529 * bt-load.c: Update tree_pass descriptors.
23530 * tree-dfa.c: Update tree_pass descriptors.
23531 * except.c: Update tree_pass descriptors.
23532 * emit-rtl.c: Update tree_pass descriptors.
23533 * cfgexpand.c: Update tree_pass descriptors.
23534 * tree-cfgcleanup.c: Update tree_pass descriptors.
23535 * cfgcleanup.c: Update tree_pass descriptors.
23536 * tree-ssa-pre.c: Update tree_pass descriptors.
23537 * tree-sra.c: Update tree_pass descriptors.
23538 * tree-mudflap.c: Update tree_pass descriptors.
23539 * tree-ssa-copy.c: Update tree_pass descriptors.
23540 * cfglayout.c: Update tree_pass descriptors.
23541 * tree-ssa-forwprop.c: Update tree_pass descriptors.
23542 * tree-ssa-dce.c: Update tree_pass descriptors.
23543 * tree-ssa.c: Update tree_pass descriptors.
23544 * regclass.c: Update tree_pass descriptors.
23545 * integrate.c: Update tree_pass descriptors.
23546 * tree-optimize.c: Update tree_pass descriptors.
23547 * tree-ssa-phiprop.c: Update tree_pass descriptors.
23548 * tree-object-size.c: Update tree_pass descriptors.
23549 * combine.c: Update tree_pass descriptors.
23550 * tree-outof-ssa.c: Update tree_pass descriptors.
23551 * bb-reorder.c: Update tree_pass descriptors.
23552 * stack-ptr-mod.c: Update tree_pass descriptors.
23553 * var-tracking.c: Update tree_pass descriptors.
23554 * tree-profile.c: Update tree_pass descriptors.
23555 * tree-vect-generic.c: Update tree_pass descriptors.
23556 * reg-stack.c: Update tree_pass descriptors.
23557 * sched-rgn.c: Update tree_pass descriptors.
23558 * tree-ssa-structalias.c: Update tree_pass descriptors.
23559 * tree-cfg.c: Update tree_pass descriptors.
23560 * passes.c (current_pass): Update declaration.
23561 (finish_optimization_passes): Update.
23562 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
23563 (register_one_dump_file, register_dump_files_1, next_pass_1):
23565 (init_optimization_passes): Update handling of new types.
23566 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
23567 * ipa-struct-reorg.c: Update tree_pass descriptors.
23568 * tree-ssa-reassoc.c: Update tree_pass descriptors.
23569 * combine-stack-adj.c: Update tree_pass descriptors.
23570 * cfgrtl.c: Update tree_pass descriptors.
23571 * dce.c: Update tree_pass descriptors.
23572 * tree-ssanames.c: Update tree_pass descriptors.
23574 2008-03-19 Richard Guenther <rguenther@suse.de>
23576 PR middle-end/35609
23577 * tree-ssa.c (walk_data): New structure.
23578 (warn_uninitialized_var): If not always_executed warn with "maybe"
23580 (execute_early_warn_uninitialized): Compute post-dominators.
23581 Initialize always_executed before processing each basic block.
23583 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
23586 * config/i386/i386.c (x86_this_parameter): Calculate correct location
23587 of "this" pointer when "regparm = N" or "fastcall" is in effect.
23589 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23591 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
23593 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
23595 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
23597 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
23598 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
23599 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
23600 target after ignore has been set, and move there also the commputation
23601 of subtarget and original_target.
23602 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
23603 (LANG_HOOKS_INITIALIZER): Remove it.
23604 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
23606 2008-03-18 Richard Guenther <rguenther@suse.de>
23608 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
23609 found an expression with constants, note that in the VN for the lhs.
23610 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
23611 fold them to constants if possible. Run cleanup_cfg if done so.
23612 (execute_pre): Return todo.
23613 (do_pre): Likewise.
23614 (execute_fre): Likewise.
23615 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
23617 (get_prop_source_stmt): Look through pointer conversions.
23619 2008-03-18 Jan Hubicka <jh@suse.cz>
23621 * tree-pretty-print.c: Include predict.h.
23622 (dump_generic_node): Dump predictor.
23623 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
23624 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
23625 * gimple-low.c (lower_stmt): Likewise.
23626 * expr.c (expand_expr_real): Likewise.
23627 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
23629 (build_predict_expr, build_predict_expr): New.
23630 * predict.h (predictor_name, build_predict_expr): Update.
23631 * c-typeck.c (c_finish_bc_stmt): Add prediction.
23632 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
23633 * predict.def (PRED_CONTINUE): Update hitrate.
23634 * tree.def (PREDICT_EXPR): Define.
23635 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
23636 do not handle BIND_EXPR.
23637 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
23638 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
23639 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
23642 2008-03-18 Michael Matz <matz@suse.de>
23644 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
23646 2008-03-18 Richard Guenther <rguenther@suse.de>
23648 * tree-gimple.h (is_gimple_invariant_address): Declare.
23649 (is_gimple_constant): Likewise.
23650 * tree-gimple.c (is_gimple_constant): New function.
23651 (is_gimple_invariant_address): Likewise.
23652 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
23653 and is_gimple_invariant_address.
23654 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
23656 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
23657 an addressable base.
23659 2008-03-18 Jakub Jelinek <jakub@redhat.com>
23661 PR middle-end/35611
23662 * gimplify.c (gimplify_expr): Gimplify second operand of
23665 2008-03-17 Richard Guenther <rguenther@suse.de>
23667 PR tree-optimization/19637
23668 * fold-const.c (fold_unary): Remove restrictions of removing
23669 intermediate pointer-conversions (P2)(P1)P0.
23670 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
23671 conversion to void pointer.
23672 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
23674 2008-03-16 James E. Wilson <wilson@tuliptree.org>
23677 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
23678 emulated thread local variables.
23680 2008-03-16 Richard Guenther <rguenther@suse.de>
23682 PR middle-end/35607
23683 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
23684 expand TREE_INVARIANT operations that are not gimple invariant.
23686 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
23688 * doc/extend.texi (Alignment): Say that the ABI controls
23689 the __alignof__ for non-strict-alignment targets rather
23690 than being a recommendation.
23692 2008-03-15 Paul Brook <paul@codesourcery.com>
23694 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
23696 (arm_output_fn_unwind): Mark functions that can not be unwound.
23698 2008-03-15 Paul Brook <paul@codesourcery.com>
23700 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
23701 extension instructions.
23703 2008-03-15 Richard Guenther <rguenther@suse.de>
23705 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
23706 and fold constant aggregate refs.
23707 (fold_const_aggregate_ref): Handle string constants
23708 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
23709 (evaluate_stmt): Simplify now that ccp_fold folds constant
23712 2008-03-15 Paul Brook <paul@codesourcery.com>
23714 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
23715 (extzv): Use gen_extzv_t2.
23716 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
23718 2008-03-15 Richard Guenther <rguenther@suse.de>
23720 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
23721 (fold_const_aggregate_ref): Likewise.
23722 (get_value): Return NULL if we don't have any values.
23723 (ccp_finalize): Set const_val to NULL after freeing it.
23724 * tree-flow.h (get_symbol_constant_value): Declare.
23725 (fold_const_aggregate_ref): Likewise.
23726 * tree-ssa-sccvn.c (try_to_simplify): Use them.
23728 2008-03-15 Richard Guenther <rguenther@suse.de>
23730 PR middle-end/35593
23731 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
23732 to not produce negative array indices if not allowed. Add
23733 parameter to indicate that.
23734 (maybe_fold_offset_to_component_ref): Allow negative array
23735 indices only for the first member of a structure.
23736 (maybe_fold_offset_to_reference): Allow negative array indices.
23737 (maybe_fold_stmt_addition): Likewise.
23739 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
23740 Anatoly Sokolov <aesok@post.ru>
23742 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
23743 (avr_arch): Add ARCH_AVR6.
23744 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
23745 (initial_elimination_offset): Initialize and use 'avr_pc_size'
23746 instead of fixed value 2.
23747 (print_operand_address): Use gs() asm specifier instead of pm().
23748 (avr_assemble_integer): (Ditto.).
23749 (avr_output_addr_vec_elt): (Ditto.).
23750 (print_operand): Handle "!" code.
23751 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
23752 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
23753 (AVR_HAVE_EIJMP_EICALL): Define.
23754 (AVR_3_BYTE_PC): Redefine.
23755 (AVR_2_BYTE_PC): (Ditto.).
23756 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
23757 (LINK_SPEC): Add atmega2560 and atmega2561.
23758 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
23760 * config/avr/avr.md (call_insn): Use eicall instead of icall
23761 for 3 byte PC devices.
23762 (call_value_insn): (Ditto.).
23763 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
23764 (indirect_jump): Use only for for 2 byte PC devices.
23765 (*tablejump): (Ditto.).
23766 (*indirect_jump_avr6): Add insn.
23767 (*tablejump_rjmp): Don't use for 3 byte PC devices.
23768 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
23769 instead of ijmp for 3 byte PC devices.
23770 (__tablejump2__): (Ditto.).
23771 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
23772 (MULITLIB_DIRNAMES): (Ditto.).
23773 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
23775 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
23777 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
23778 "sse2_umulsidi3". Use V1DI mode for operand 0.
23779 ("mmx_psadbw"): Use V1DI mode for operand 0.
23780 * config/i386/i386-modes.def (V1SI): New vector mode.
23781 * config/i386/i386.c (struct builtin_description)
23782 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
23783 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
23784 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
23785 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
23786 v1di_ftype_v8qi_v8qi type.
23787 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
23789 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
23790 __builtin_ia32_pmuludq]: Fix the mode of return value.
23792 2008-03-15 Richard Guenther <rguenther@suse.de>
23794 PR middle-end/35595
23795 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
23798 2008-03-14 Bob Wilson <bob.wilson@acm.org>
23800 * doc/invoke.texi (Option Summary, Xtensa Options): Document
23801 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
23802 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
23803 unless TARGET_SERIALIZE_VOLATILE is enabled.
23804 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
23805 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
23806 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
23808 2008-03-14 Richard Guenther <rguenther@suse.de>
23810 PR tree-optimization/34172
23811 * tree-flow.h (refs_may_alias_p): Declare.
23812 (get_single_def_stmt): Likewise.
23813 (get_single_def_stmt_from_phi): Likewise.
23814 (get_single_def_stmt_with_phi): Likewise.
23815 * tree-dfa.c (refs_may_alias_p): New function.
23816 (get_single_def_stmt): Likewise.
23817 (get_single_def_stmt_from_phi): Likewise.
23818 (get_single_def_stmt_with_phi): Likewise.
23819 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
23820 (vn_reference_lookup_1): New helper function.
23821 (vn_reference_lookup): Walk the virtual use-def chain to
23822 continue searching for a match if the def does not alias the
23823 reference we are looking for.
23825 2008-03-14 David Edelsohn <edelsohn@gnu.org>
23827 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
23828 archive and Perzl. Update The Written Word listing.
23830 2008-03-14 Richard Guenther <rguenther@suse.de>
23832 PR tree-optimization/34043
23833 PR tree-optimization/33989
23834 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
23836 (bitmap_find_leader): Use extra argument to verify dominance
23837 relationship inside a basic-block.
23838 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
23839 (find_leader_in_sets): Adjust.
23840 (create_component_ref_by_pieces): Take extra argument for
23841 dominance check, handle lookup failures.
23842 (find_or_generate_expression): Likewise.
23843 (create_expression_by_pieces): Likewise.
23844 (insert_into_preds_of_block): Adjust.
23845 (create_value_expr_from): If asked for, verify all operands
23846 are in the blocks AVAIL_OUT set.
23847 (make_values_for_stmt): Check for SSA_NAMEs that are life
23848 over an abnormal edge.
23849 (compute_avail): Remove such check.
23850 (do_SCCVN_insertion): New function.
23851 (eliminate): If we do not find a leader suitable for replacement
23852 insert a replacement expression from SCCVN if available.
23853 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
23854 (struct vn_ssa_aux): Add needs_insertion flag.
23855 * tree-ssa-sccvn.c (may_insert): New global flag.
23856 (copy_reference_ops_from_ref): Value-number union member access
23857 based on its size, not type and member if insertion is allowed.
23858 (visit_reference_op_load): For a weak match from union type
23859 punning lookup a view-converted value and insert a SSA_NAME
23860 for that value if that is not found.
23861 (visit_use): Make dumps shorter. Do not disallow value numbering
23862 SSA_NAMEs that are life over an abnormal edge to constants.
23863 (free_scc_vn): Release inserted SSA_NAMEs.
23864 (run_scc_vn): New flag to specify whether insertion is allowed.
23865 Process SSA_NAMEs in forward order.
23866 * tree-ssa-loop-im.c (for_each_index): Handle invariant
23867 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
23868 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
23869 pointer type to/from integral types that do not change the
23870 precision to regular conversions.
23872 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23874 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
23875 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
23876 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
23877 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
23878 input arguments and the mode of return value. Built-in functions
23879 that operate on whole 64-bit MMX register now use V1DI mode.
23881 2008-03-13 Alon Dayan <alond@il.ibm.com>
23882 Olga Golovanevsky <olga@il.ibm.com>
23884 PR tree-optimization/35041
23885 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
23886 to locate the right position in a statement.
23888 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
23892 * config/i386/xmmintrin.h: Change all static inline functions to
23893 extern inline and add __gnu_inline__ attribute.
23894 * config/i386/bmintrin.h: Ditto.
23895 * config/i386/smmintrin.h: Ditto.
23896 * config/i386/tmmintrin.h: Ditto.
23897 * config/i386/mmintrin-common.h: Ditto.
23898 * config/i386/ammintrin.h: Ditto.
23899 * config/i386/emmintrin.h: Ditto.
23900 * config/i386/pmmintrin.h: Ditto.
23901 * config/i386/mmintrin.h: Ditto.
23902 * config/i386/mm3dnow.h: Ditto.
23904 2008-03-13 Jakub Jelinek <jakub@redhat.com>
23906 PR middle-end/35185
23907 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
23908 (lower_omp_2): New function.
23909 (lower_omp_1, lower_omp): Rewritten.
23911 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
23914 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
23915 with the phrase "Microsoft Windows compilers".
23916 (Push/Pop Macro Pragmas): New subsection. Document
23917 #pragma push_macro and pragma pop_macro.
23919 2008-03-12 Paul Brook <paul@codesourcery.com>
23921 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
23923 2008-03-12 Paul Brook <paul@codesourcery.com>
23925 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
23926 (thumb2_alusi3_short): Exclude PLUS and MINUS.
23927 (thumb2_addsi_shortim): Rename ...
23928 (thumb2_addsi_short): ... to this. Allow register operands.
23929 (thumb2_subsi_short): New pattern.
23930 (thumb2_one_cmplsi2_short,
23931 thumb2_negsi2_short): New patterns and peepholes.
23933 2008-03-12 Paul Brook <paul@codesourcery.com>
23935 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
23937 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
23939 * config/i386/i386.md (int_cond): New code iterator.
23941 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
23942 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
23943 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
23944 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
23945 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
23946 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
23947 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
23948 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
23950 2008-03-12 Paul Brook <paul@codesourcery.com>
23952 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
23953 instead of {arm,thumb}_compute_save_reg_mask.
23954 (output_return_instruction): Ditto.
23955 (thumb_unexpanded_epilogue): Ditto.
23956 (thumb1_expand_prologue): Ditto.
23957 (thumb1_output_function_prologue): Ditto.
23958 (arm_set_return_address): Ditto.
23959 (thumb_set_return_address): Ditto.
23960 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
23961 regs to achieve stack alignment.
23962 (thumb1_compute_save_reg_mask): Fix compiler warning.
23963 (arm_output_epilogue): Use offsets->saved_regs_mask.
23964 Adjust stack pointer by poping call clobered registers.
23965 (arm_expand_prologue): Use offsets->saved_regs_mask.
23966 Adjust stack pointer by pushing extra registers.
23967 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
23969 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
23972 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
23973 conversion to the operands of a multiplication.
23975 2008-03-12 Richard Guenther <rguenther@suse.de>
23977 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
23978 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
23979 * timevar.def (TV_TREE_PHIPROP): Add.
23980 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
23981 pass description. Use TV_TREE_PHIPROP.
23982 * tree-ssa-forwprop.c: Remove phiprop code.
23984 2008-03-12 Jakub Jelinek <jakub@redhat.com>
23986 PR middle-end/35549
23987 * omp-low.c (maybe_lookup_decl): Constify first argument.
23988 (use_pointer_for_field): Change last argument from bool to
23989 omp_context *. Disallow shared copy-in/out in nested
23990 parallel if decl is shared in outer parallel too.
23991 (build_outer_var_ref, scan_sharing_clauses,
23992 lower_rec_input_clauses, lower_copyprivate_clauses,
23993 lower_send_clauses, lower_send_shared_vars): Adjust callers.
23995 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
23996 Ira Rosen <irar@il.ibm.com>
23998 * tree-vectorizer.c (free_stmt_vec_info): New function.
23999 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
24000 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
24001 * tree-vectorizer.h (free_stmt_vec_info): Declare.
24002 * tree-vect-transform.c (vectorizable_conversion): Free
24003 vec_oprnds0 if it was allocated.
24004 (vect_permute_store_chain): Remove unused VECs.
24005 (vectorizable_store): Free VECs that are allocated in the..
24007 (vect_transform_strided_load, vectorizable_load): Likewise.
24008 (vect_remove_stores): Simplify the code.
24009 (vect_transform_loop): Move code to vect_remove_stores().
24010 Call vect_remove_stores() and free_stmt_vec_info().
24012 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24014 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
24015 TARGET_HPUX. Revise comment.
24016 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
24017 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
24018 Use sr4 variant of `be' instruction when not generating PIC code.
24019 (attr_length_call): Adjust for above change.
24021 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24023 * ipa-reference.c (static_execute): Remove module_statics_const and
24024 associated setting code.
24026 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24029 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
24030 predicate for operand 1.
24031 (paritysi2_cmp): Use register_operand predicate for operand 2.
24032 Use earlyclobber modifier for operand 1. Remove support for
24034 (paritydi2_cmp): Use register_operand predicate for operand 3.
24035 Use earlyclobber modifier for operand 1. Remove support for
24038 2008-03-11 Paul Brook <paul@codesourcery.com>
24039 Vladimir Prus <vladimir@codesourcery.com>
24041 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
24042 (arm_compute_save_reg0_reg12_mask): Always
24043 check if register 11 must be saved. Always safe hard frame pointer
24044 when frame_pointer_needeed.
24045 (arm_compute_save_reg_mask): Save IP and PC
24046 only with apcs frames.
24047 (arm_output_epilogue): Adjust Thumb2 codepath to
24048 be also invoked and work for ARM non-apcs frames.
24049 (arm_expand_prologue): Don't bother saving IP
24050 for non-apcs frame, since it's not clobbered by
24051 prologue code. Implement non-apcs frame
24054 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24056 PR rtl-optimization/35281
24057 * expr.c (convert_move): Use a new pseudo for the intermediate
24058 from_mode->word_mode result.
24060 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
24062 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
24063 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
24064 * toplev.c (compile_file): Don't call it.
24066 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
24068 PR middle-end/35526
24069 * expr.c (store_expr): Call emit_block_move if the mode
24070 of "temp" RTX is BLKmode.
24072 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
24073 Richard Guenther <rguenther@suse.de>
24075 PR tree-optimization/31358
24076 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
24077 the step with a NULL_TREE.
24078 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
24079 to sizetype if type is a pointer type.
24080 (add_candidate_1): Don't convert the base and step to
24081 the generic type if the orginal type is a pointer type.
24082 (add_iv_value_candidates): Use sizetype for the step
24083 if type is a pointer type.
24084 (cand_value_at): Likewise.
24085 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
24087 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
24088 Don't convert the tem affine to the type.
24089 (add_elt_to_tree): Use sizetype for the step if a pointer.
24090 Use POINTER_PLUS_EXPR for pointers.
24091 (aff_combination_to_tree): Use sizetype for the step if a
24094 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
24096 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
24097 Remove commutativity hint.
24099 2008-03-10 Jakub Jelinek <jakub@redhat.com>
24103 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
24104 errorneous type. Check that v is a VAR_DECL.
24106 PR middle-end/35099
24107 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
24109 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
24111 PR tree-optimization/35494
24112 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
24113 may be overriden at link and run time.
24115 2008-03-10 Richard Guenther <rguenther@suse.de>
24117 PR tree-optimization/34677
24118 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
24119 (poolify_tree): Likewise.
24120 (modify_expr_template): Likewise.
24121 (poolify_modify_stmt): Likewise.
24122 (insert_fake_stores): Handle all component-ref style stores
24123 in addition to INDIRECT_REF. Also handle complex types.
24124 Do not poolify the inserted load.
24125 (realify_fake_stores): Do not rebuild the tree but only
24126 make it a SSA_NAME copy.
24127 (init_pre): Remove initialzation of modify_expr_template.
24128 Do not allocate modify_expr_node_pool.
24129 (fini_pre): Do not free modify_expr_node_pool.
24131 2008-03-10 Paul Brook <paul@codesourcery.com>
24133 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
24134 to avoid conflicts.
24136 2008-03-10 Paul Brook <paul@codesourcery.com>
24137 Mark Shinwell <shinwell@codesourcery.com>
24139 * config/arm/cortex-r4.md: New.
24140 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
24142 * config/arm/arm.md: Include cortex-r4.md.
24143 (insn): Add smmls, sdiv and udiv values.
24144 (generic_sched): Don't use generic scheduling for Cortex-R4.
24145 (arm_issue_rate): New function.
24146 (TARGET_SCHED_ISSUE_RATE): Define.
24148 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
24150 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
24152 2008-03-10 Richard Guenther <rguenther@suse.de>
24154 * tree-ssa-pre.c (get_sccvn_value): Simplify.
24155 (compute_avail): Do not add stmt uses to AVAIL_OUT.
24157 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
24159 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
24160 Set default to true.
24162 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24164 * c.opt (Wsynth): Deprecate.
24165 * doc/invoke.texi (Option Summary, Warning Options): Document
24166 -Wno-format-contains-nul.
24168 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
24171 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
24172 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
24174 2008-03-09 Ira Rosen <irar@il.ibm.com>
24176 * config/rs6000/rs6000.c (builtin_description): Rename vector
24177 left shift operations.
24178 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
24179 (altivec_vsl<VI_char>): Rename to ...
24180 (ashl<mode>3): ... new name.
24181 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
24183 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
24185 2008-03-08 Richard Guenther <rguenther@suse.de>
24187 * coverage.h (tree_coverage_counter_addr): Declare.
24188 * coverage.c (tree_coverage_counter_addr): New function.
24189 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
24190 before using again.
24191 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
24192 (tree_gen_one_value_profiler): Likewise.
24193 (tree_gen_ic_profiler): Likewise.
24194 (tree_gen_average_profiler): Likewise.
24195 (tree_gen_ior_profiler): Likewise.
24197 2008-03-08 Richard Guenther <rguenther@suse.de>
24199 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
24200 (vn_binary_op_insert): Likewise.
24201 (vn_unary_op_lookup): Likewise.
24202 (vn_unary_op_insert): Likewise.
24203 (vn_nary_op_lookup): Declare.
24204 (vn_nary_op_insert): Likewise.
24205 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
24206 and binary hashes, use a single obstack for unary_op_pool
24207 and binary_op_pool.
24208 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
24209 a single struct vn_nary_op_s. Store tree code length and
24210 a variable number of operands.
24211 (struct vn_reference_op_struct): Remove unused op2.
24212 (vn_reference_op_eq): Do not compare op2.
24213 (vn_reference_op_compute_hash): Do not compute hash of op2.
24214 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
24215 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
24216 with vn_nary_op_compute_hash.
24217 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
24218 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
24220 (vn_unary_op_insert, vn_binary_op_insert): Replace with
24222 (visit_unary_op): Call nary functions.
24223 (visit_binary_op): Likewise.
24224 (process_scc): Adjust for struct vn_tables_s changes.
24225 (allocate_vn_table): Likewise.
24226 (free_vn_table): Likewise.
24227 * tree-vn.c (vn_add): Call nary functions.
24228 (vn_lookup): Likewise.
24230 2008-03-08 Jakub Jelinek <jakub@redhat.com>
24233 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
24234 wdst back after sync_compare_and_swapqhi_internal.
24236 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
24239 * config/i386/i386-modes.def (V1DI): New vector mode.
24240 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
24241 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
24242 (MMXMODE248): Ditto.
24243 (MMXMODE): Add V1DI mode.
24244 (mmxvecsize): Change DI mode to V1DI mode.
24245 ("mov<mode>): Use MMXMODEI8 mode iterator.
24246 ("*mov<mode>_internal_rex64"): Ditto.
24247 ("*mov<mode>_internal"): Ditto.
24248 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
24249 ("mmx_sub<mode>3"): Ditto.
24250 ("mmx_adddi3"): Remove insn pattern.
24251 ("mmx_subdi3"): Ditto.
24252 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
24253 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
24254 ("mmx_ashl<mode>3"): Ditto.
24255 ("mmx_lshrdi3"): Remove insn pattern.
24256 ("mmx_ashldi3"): Ditto.
24257 * config/i386/i386.c (classify_argument): Handle V1DImode.
24258 (function_arg_advance_32): Ditto.
24259 (function_arg_32): Ditto.
24260 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
24261 mmx_addv1di3 insn pattern.
24262 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
24263 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
24264 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
24265 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
24266 Remove definitions of built-in functions.
24267 (V1DI_type_node): New node.
24268 (v1di_ftype_v1di_int): Ditto.
24269 (v1di_ftype_v1di_v1di): Ditto.
24270 (v2si_ftype_v2si_si): Ditto.
24271 (v4hi_ftype_v4hi_di): Remove node.
24272 (v2si_ftype_v2si_di): Ditto.
24273 (ix86_init_mmx_sse_builtins): Handle V1DImode.
24274 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
24275 Redefine builtins using def_builtin_const with *_ftype_*_int node.
24276 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
24277 Add new builtins using def_builtin_const.
24278 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
24279 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
24280 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
24281 * config/i386/mmintrin.h (__v1di): New typedef.
24282 (_mm_add_si64): Cast arguments to __v1di type.
24283 (_mm_sub_si64): Ditto.
24284 (_mm_sll_pi16): Cast __count to __v4hi type.
24285 (_mm_sll_pi32): Cast __count to __v2si type.
24286 (_mm_sll_si64): Cast arguments to __v1di type.
24287 (_mm_srl_pi16): Cast __count to __v4hi type.
24288 (_mm_srl_pi32): Cast __count to __v2si type.
24289 (_mm_srl_si64): Cast arguments to __v1di type.
24290 (_mm_sra_pi16): Cast __count to __v4hi type.
24291 (_mm_sra_pi32): Cast __count to __v2si type.
24292 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
24293 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
24294 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
24295 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
24296 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
24297 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
24298 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
24299 (_mm_srai_pi32): Use __builtin_ia32_psradi.
24300 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
24301 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
24302 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
24303 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
24305 2008-03-07 Joseph Myers <joseph@codesourcery.com>
24307 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
24309 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
24312 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
24313 reg+const addressing for Altivec modes. Don't generate reg+reg
24314 addressing for TFmode or TDmode quantities.
24316 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
24318 * c-common.c (vector_types_convertible_p): Call langhook
24319 instead of comptypes.
24321 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24324 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
24325 integral and scalar float variables which have a
24328 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
24330 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
24331 dwarf_register_span hook when emitting unwind information for
24332 register-to-memory saves.
24333 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
24334 (rs6000_frame_related): Remove call to spe_synthesize_frame.
24336 2008-03-06 Jakub Jelinek <jakub@redhat.com>
24338 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
24339 for the same VAR_DECL.
24341 2008-03-06 Tom Tromey <tromey@redhat.com>
24343 * treelang: Delete.
24344 * doc/standards.texi (Standards): Don't mention treelang.
24345 * doc/invoke.texi (Overall Options): Don't mention treelang.
24346 * doc/install.texi (Prerequisites): Don't mention bison or
24348 (Configuration): Don't mention treelang.
24349 (Building): Likewise.
24350 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
24352 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
24354 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
24355 word-extractions out of a multi-word object.
24357 2008-03-06 Richard Guenther <rguenther@suse.de>
24359 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
24360 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
24361 result type and precision.
24362 * expr.c (get_inner_reference): Set unsignedp based on the result
24363 type of BIT_FIELD_REF.
24364 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
24365 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
24366 (try_instantiate_multiple_fields): Likewise. Use the correct type
24368 (sra_build_assignment): Likewise.
24369 (sra_build_elt_assignment): Likewise.
24370 (sra_explode_bitfield_assignment): Likewise.
24371 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
24372 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
24373 set BIT_FIELD_REF_UNSIGNED.
24374 (vectorizable_load): Likewise.
24376 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
24378 * cse.c (cse_extended_basic_block): Invalidate artificial defs
24381 2008-03-06 Richard Guenther <rguenther@suse.de>
24383 * alias.c (struct alias_set_entry): Move has_zero_child field
24384 to pack with alias_set.
24386 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
24388 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
24391 2008-03-05 Ian Lance Taylor <iant@google.com>
24393 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
24395 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
24397 * fwprop.c (update_df): Support width and offset parameters of
24399 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
24400 global_conflicts): Change DF_REF_EXTRACT to either
24401 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24402 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24403 * df-scan.c (df_ref_record, df_defs_record,
24404 df_ref_create_structure, df_def_record_1, df_uses_record,
24405 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
24406 df_bb_refs_collect, df_entry_block_defs_collect,
24407 df_exit_block_uses_collect): Support new width and offset fields.
24408 (ref_extract_pool): New storage pool.
24409 (df_free_ref): New function.
24410 (df_reg_chain_unlink, df_free_collection_rec,
24411 df_sort_and_compress_refs): Call df_free_ref.
24412 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
24414 (df_ref_create_structure): Allocate df_ref_extract if offset and
24415 width fields are used.
24416 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
24417 (df_uses_record): Get offset and width from ZERO_EXTRACT
24419 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
24420 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24421 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24422 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
24423 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
24424 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
24425 (df_ref_extract): New structure.
24426 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
24427 (df_ref_create): Add width and offset parameters.
24429 2008-03-05 Richard Guenther <rguenther@suse.de>
24431 * tree-ssa-structalias.c (get_constraint_for_component_ref):
24432 Use ranges_overlap_p.
24433 (offset_overlaps_with_access): Rename
24434 to ranges_overlap_p and move ...
24435 * tree-flow-inline.h (ranges_overlap_p): ... here.
24437 * tree.h (get_inner_reference, handled_component_p): Update
24440 * tree.h (record_component_aliases, get_alias_set,
24441 alias_sets_conflict_p, alias_sets_must_conflict_p,
24442 objects_must_conflict_p): Move declarations ...
24443 * alias.h (record_component_aliases, get_alias_set,
24444 alias_sets_conflict_p, alias_sets_must_conflict_p,
24445 objects_must_conflict_p): ... here.
24446 Include coretypes.h.
24447 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
24449 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
24451 * cfg.c: Include tree-flow.h.
24452 (remove_edge_raw): Call redirect_edge_var_map_clear.
24453 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
24454 * tree-flow-inline.h (redirect_edge_var_map_def): New.
24455 (redirect_edge_var_map_result): New.
24456 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
24457 PENDING_STMT use with redirect_edge_var_map_*.
24458 * tree-ssa.c (edge_var_maps): New definition.
24459 (redirect_edge_var_map_add): New.
24460 (redirect_edge_var_map_clear): New.
24461 (redirect_edge_var_map_dup): New.
24462 (redirect_edge_var_map_vector): New.
24463 (redirect_edge_var_map_destroy): New.
24464 (ssa_redirect_edge): Replace PENDING_STMT use with
24465 redirect_edge_var_map_*.
24466 (flush_pending_stmts): Same.
24467 (delete_tree_ssa): Destroy edge var map.
24468 * tree-flow.h (struct _edge_var_map): New.
24469 Define edge_var_map vector type.
24470 Declare redirect_edge_var_map_* prototypes.
24471 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
24472 * tree-cfg.c (reinstall_phi_args): Replace
24473 PENDING_STMT use with redirect_edge_var_map_*.
24475 2008-03-05 Richard Guenther <rguenther@suse.de>
24477 PR tree-optimization/35472
24478 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
24479 whose single use_stmt has a overlapping set of loaded and
24480 stored symbols as that use_stmt might be a noop assignment then.
24482 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
24484 * gthr-rtems.h: Implement __gthread_mutex_destroy.
24486 2008-03-05 Richard Guenther <rguenther@suse.de>
24489 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
24490 should be constants.
24491 * tree-cfg.c (verify_expr): Verify it.
24492 * fold-const.c (fold_truthop): Remove code generating
24493 BIT_FIELD_REFs of structure bases.
24494 (fold_binary): Likewise.
24495 (fold_ternary): Position and size of BIT_FIELD_REFs are
24496 always host integers.
24497 (make_bit_field_ref): Remove.
24498 (optimize_bit_field_compare): Remove.
24499 (all_ones_mask_p): Remove.
24501 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
24504 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
24505 (split_block_and_df_analyze): New. Split basic block and rebuild
24507 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
24509 (split_pattern_seq): Likewise.
24510 (erase_matching_seqs): Likewise.
24511 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
24513 2008-03-04 Geoff Keating <geoffk@apple.com>
24515 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
24516 declaration and code.
24517 (tree_invalid_nonnegative_warnv_p): Likewise.
24519 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
24521 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
24522 examples. Truncate option-names then causing overfull hbox.
24524 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24527 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
24529 * configure: Rebuilt.
24531 2008-03-04 Rafael Espíndola <espindola@google.com>
24533 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
24534 (tree_unary_nonnegative_warnv_p): New.
24535 (tree_binary_nonnegative_warnv_p): New.
24536 (tree_single_nonnegative_warnv_p): New.
24537 (tree_invalid_nonnegative_warnv_p): New.
24538 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
24540 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24543 * opts.c (handle_option): Postpone 'unknown option' errors only for
24546 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
24549 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
24552 2008-03-04 Rafael Espíndola <espindola@google.com>
24554 * fold-const.c (tree_unary_nonzero_warnv_p): New.
24555 (tree_binary_nonzero_warnv_p): New.
24556 (tree_single_nonzero_warnv_p): New.
24557 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
24559 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
24561 PR middle-end/35456
24562 * fold-const.c (fold_cond_expr_with_comparison): Prevent
24563 transformations for modes that have signed zeros.
24564 * ifcvt.c (noce_try_abs): Ditto.
24566 2008-03-04 Joseph Myers <joseph@codesourcery.com>
24568 * config/i386/i386.c (override_options): Force
24569 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
24571 2008-03-04 Jan Hubicka <jh@suse.cz>
24574 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
24577 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24579 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
24580 label to probe the stack.
24582 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
24584 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
24585 (__gthr_win32_mutex_destroy): Declare.
24586 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
24587 __gthr_win32_mutex_destroy.
24588 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
24590 2008-03-03 Jan Hubicka <jh@suse.cz>
24593 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
24594 aggressive on inlining cold calls.
24596 2008-03-03 Richard Guenther <rguenther@suse.de>
24598 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
24599 struct copies into the expression table.
24600 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
24601 (try_to_simplify): Likewise.
24602 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
24603 integral and pointer arguments which do not change the
24604 precision to NOP_EXPRs.
24605 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
24606 VIEW_CONVERT_EXPR case.
24608 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
24610 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
24611 defined in a loop at depth 0 is invariant.
24612 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
24613 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
24614 be called at loop depth 0.
24616 2008-03-02 Jakub Jelinek <jakub@redhat.com>
24619 * gcc.c (process_command): Update copyright notice dates.
24620 * gcov.c (print_version): Likewise.
24621 * gcov-dump.c (print_version): Likewise.
24622 * mips-tfile.c (main): Likewise.
24623 * mips-tdump.c (main): Likewise.
24625 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24628 * c-common.c (flag_permissive): Delete.
24629 (constant_expression_warnings): Check flags first.
24630 (constant_expression_error): New.
24631 * c-common.h (flag_permissive): Delete.
24632 (constant_expression_error): Declare.
24633 * flags.h (flag_permissive): Declare. Update description.
24634 * diagnostic.c (pedwarn): Update.
24636 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
24637 (permissive_error_kind): New.
24638 * toplev.c (flag_permissive): Define. Update description.
24639 * toplev.h (permissive_error_kind): Declare.
24640 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
24641 (pedwarn_c90): Use pedantic_warning_kind.
24642 * c-opts.c (c_common_post_options): flag_permissive does not affect
24643 flag_pedantic_errors.
24645 2008-03-02 Joseph Myers <joseph@codesourcery.com>
24647 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
24648 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
24649 __absvsi2, __absvDI2): Use unsigned arithmetic.
24651 2008-03-02 Andi Kleen <ak@suse.de>
24652 Richard Guenther <rguenther@suse.de>
24654 * struct-equiv.c: Remove file.
24655 * cfg_cleanup.c (condjump_equiv_p): Remove.
24656 * Makefile.in (OBJS-common): Remove struct-equiv.o.
24657 (struct-equiv.o): Remove rule.
24658 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
24659 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
24660 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
24662 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24664 * ifcvt.c (noce_process_if_block): Try to handle only the then
24665 block if the else block exists but isn't suitable.
24667 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24670 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
24671 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
24672 regression from previous patch.
24674 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
24677 * gthr.h: Add __gthread_mutex_destroy as a function that must be
24679 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
24680 * gthr-single.h (__gthread_mutex_destroy): Likewise.
24681 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
24682 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
24683 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
24684 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
24685 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
24686 (__gthread_mutex_destroy_function): Rename to
24687 __gthread_mutex_destroy.
24688 * gthr-dce.h (__gthread_mutex_destroy): Call
24689 pthread_mutex_destroy.
24690 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
24691 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
24692 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
24694 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24696 * df-scan.c (df_ref_chain_change_bb): Simplify.
24697 (df_insn_change_bb): Add new_bb argument. Simplify. Call
24698 set_block_for_insn if there's any change.
24699 * df.h ((df_insn_change_bb): Fix prototype.
24700 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
24701 df_insn_change_bb, don't call set_block_for_insn.
24702 * emit-rtl.c (reorder_insns): Likewise.
24703 * haifa-sched.c (move_insn): Likewise.
24705 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24707 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
24709 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
24711 * tree-flow-inline.h (next_readonly_imm_use): Return
24712 NULL_USE_OPERAND_P after the end.
24714 2008-03-01 Richard Guenther <rguenther@suse.de>
24716 PR tree-optimization/35411
24717 * tree-sra.c (sra_build_assignment): Split conversion to
24718 final type to a separate statement if we are not assigning
24721 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
24723 * fold-const.c (fold_convertible_p): Correct the logic to follow
24724 that in fold_convert().
24726 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
24729 * tree-inline.c (build_duplicate_type): When we make a
24730 duplicate type, make it unique in the canonical types system.
24732 2008-02-29 Tom Tromey <tromey@redhat.com>
24734 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
24735 input_file_stack_history, input_file_stack_restored): Remove.
24736 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24737 * input.h (struct file_stack): Remove.
24738 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
24739 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
24741 * diagnostic.h (struct diagnostic_context) <last_module>: Change
24743 (diagnostic_last_module_changed): Add 'map' argument.
24744 (diagnostic_set_last_function): Likewise.
24745 * diagnostic.c (undiagnostic_report_current_module): Iterate using
24746 line map, not input_file_stack.
24747 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
24749 2008-02-29 Paul Brook <paul@codesourcery.com>
24751 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
24753 2008-02-29 Paul Brook <paul@codesourcery.com>
24755 * config/arm/ieee754-df.S (muldf3): Use RET macros.
24757 2008-02-29 Richard Guenther <rguenther@suse.de>
24759 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
24761 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
24762 value for comparing for a store match.
24763 (simplify_unary_expression): Do nothing for SSA_NAMEs.
24764 (try_to_simplify): Do not do a full-blown reference lookup.
24766 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24768 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
24769 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
24771 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
24773 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
24775 * tree-loop-linear.c (try_interchange_loops): Compare memory access
24776 strides against cache sizes.
24778 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
24780 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
24783 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
24785 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
24786 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
24787 is smaller than the original promoted value.
24788 (simplify_subreg): If OP is a SUBREG, try to preserve its
24789 SUBREG_PROMOTED_VAR_P information.
24791 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
24793 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
24794 (VN_INFO_GET): Allocate new objects on the obstack.
24795 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
24796 for rpo_numbers_temp, for consistency.
24797 (free_scc_vn): Free the obstack.
24799 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
24801 * doc/invoke.texi: Document -ftree-loop-distribution.
24802 * tree-loop-distribution.c: New.
24803 * tree-pass.h (pass_loop_distribution): New.
24804 * graphds.h (struct graph): Add htab_t indices.
24805 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
24806 * tree-vectorizer.c (rename_variables_in_loop): Extern.
24807 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
24808 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
24809 * tree-data-ref.c (debug_data_dependence_relations): New.
24810 (dump_data_dependence_relation): Also print data references.
24811 (free_data_ref): Extern.
24812 (same_access_functions): Moved...
24813 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
24814 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24815 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
24816 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
24817 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
24818 (stmts_from_loop): Skip LABEL_EXPR.
24819 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
24821 (build_rdg): Initialize rdg->indices htab.
24822 (free_rdg, stores_from_loop, ref_base_address,
24823 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
24824 have_similar_memory_accesses_1, ref_base_address_1,
24825 remove_similar_memory_refs): New.
24826 * tree-data-ref.h: Depend on tree-chrec.h.
24827 (debug_data_dependence_relations, free_data_ref): Declared.
24828 (same_access_functions): ... here.
24829 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
24831 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
24832 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
24833 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
24834 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
24835 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
24836 rdg_vertex_for_stmt): Declared.
24837 (struct rdg_edge): Add level.
24839 (free_rdg, stores_from_loop, remove_similar_memory_refs,
24840 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
24842 (rdg_has_similar_memory_accesses): New.
24843 * tree-vect-analyze.c: Remove unused static decls.
24844 * lambda.h (dependence_level): New.
24845 * common.opt (ftree-loop-distribution): New.
24846 * tree-flow.h (mark_virtual_ops_in_bb,
24847 slpeel_tree_duplicate_loop_to_edge_cfg,
24848 rename_variables_in_loop): Declared.
24849 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
24850 (OBJS-common): Add tree-loop-distribution.o.
24851 (tree-loop-distribution.o): New rule.
24852 * tree-cfg.c (mark_virtual_ops_in_bb): New.
24853 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
24854 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
24856 2008-02-28 Joseph Myers <joseph@codesourcery.com>
24859 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
24860 other than structures and unions.
24862 2008-02-28 Richard Guenther <rguenther@suse.de>
24865 2008-02-26 Richard Guenther <rguenther@suse.de>
24867 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
24868 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
24869 (lookup_decl_from_uid): Declare.
24870 (remove_decl_from_map): Likewise.
24871 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
24872 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
24873 (decl_for_uid_map): New global hashtable mapping DECL_UID
24875 (init_ttree): Allocate it.
24876 (insert_decl_to_uid_decl_map): New helper function.
24877 (make_node_stat): Insert new decls into the map.
24878 (copy_node_stat): Likewise.
24879 (lookup_decl_from_uid): New function.
24880 (remove_decl_from_map): Likewise.
24881 (print_decl_for_uid_map_statistics): New helper.
24882 (dump_tree_statistics): Call it.
24884 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
24885 (referenced_var_iterator): Adjust.
24886 (FOR_EACH_REFERENCED_VAR): Adjust.
24887 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
24888 (num_referenced_vars): Adjust.
24889 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
24890 (first_referenced_var): Remove.
24891 (end_referenced_vars_p): Likewise.
24892 (next_referenced_var): Likewise.
24893 (referenced_var_iterator_set): New helper function.
24894 * tree-dfa.c (referenced_var_lookup): Adjust.
24895 (referenced_var_check_and_insert): Likewise.
24896 (remove_referenced_var): Likewise.
24897 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
24898 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24899 (verify_call_clobbering): Likewise.
24900 (verify_memory_partitions): Likewise.
24901 (init_tree_ssa): Allocate bitmap instead of hashtable for
24903 (delete_tree_ssa): Adjust.
24904 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
24905 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
24906 (compute_tag_properties): Likewise.
24907 (set_initial_properties): Likewise.
24908 (find_partition_for): Likewise.
24909 (update_reference_counts): Likewise.
24910 (dump_may_aliases_for): Likewise.
24911 * tree-ssa-operands.c (add_virtual_operand): Likewise.
24912 (add_call_clobber_ops): Likewise.
24913 (add_call_read_ops): Likewise.
24914 (get_asm_expr_operands): Likewise.
24915 * tree-into-ssa.c (dump_decl_set): Likewise.
24916 (update_ssa): Likewise.
24917 * tree-sra.c (scan_function): Likewise.
24918 (decide_instantiations): Likewise.
24919 (scalarize_parms): Likewise.
24920 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
24921 (dsa_named_for): Likewise.
24922 * tree-ssa-structalias.c (update_alias_info): Likewise.
24923 (merge_smts_into): Likewise.
24925 2008-02-27 David Daney <ddaney@avtrex.com>
24928 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
24929 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
24930 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
24931 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
24932 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
24934 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
24937 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
24938 (BUILT_IN_NEXTTOWARD): Remove.
24939 (BUILT_IN_NEXTTOWARDF): Ditto.
24940 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
24941 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
24943 2008-02-27 Tom Tromey <tromey@redhat.com>
24945 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
24946 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
24948 2008-02-27 Jan Beulich <jbeulich@novell.com>
24950 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
24951 update the respective field on newdecl.
24953 2008-02-27 Revital Eres <eres@il.ibm.com>
24955 PR rtl-optimization/34999
24956 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
24957 crossing edges that ends with a call insn.
24958 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
24959 call insn and clear the EDGE_CROSSING flag of the crossing edge
24960 when fixing fallthru edges.
24962 2008-02-27 Richard Guenther <rguenther@suse.de>
24964 PR middle-end/35390
24965 * fold-const.c (fold_unary): Return the correct argument,
24966 converted to the result type.
24968 2008-02-27 Richard Guenther <rguenther@suse.de>
24970 PR middle-end/34971
24971 * expr.c (expand_expr_real_1): Assert on rotates that operate
24973 * fold-const.c (fold_binary): Use the types precision, not the
24974 bitsize of the mode if folding rotate expressions. Build rotates
24975 only for full modes.
24977 2008-02-27 Jakub Jelinek <jakub@redhat.com>
24979 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
24980 and CPP_PRAGMA_EOL.
24981 * c-pragma.c (pragma_ns_name): New typedef.
24982 (registered_pp_pragmas): New variable.
24983 (c_pp_lookup_pragma): New function.
24984 (c_register_pragma_1): If flag_preprocess_only, do nothing
24985 for non-expanded pragmas, for expanded ones push pragma's
24986 namespace and name into registered_pp_pragmas vector.
24987 (c_invoke_pragma_handler): Register OpenMP pragmas even when
24988 flag_preprocess_only, don't register GCC pch_preprocess
24989 pragma if flag_preprocess_only.
24990 * c-opts.c (c_common_init): Call init_pragma even if
24991 flag_preprocess_only.
24992 * c-pragma.c (c_pp_lookup_pragma): New prototype.
24993 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
24994 cpp_register_pragma if flag_preprocess_only.
24996 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
24999 * c-parser.c (c_parser_translation_unit): Warn for empty
25000 translation unit, not empty source file.
25002 2008-02-26 Paul Brook <paul@codesourcery.com>
25004 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
25005 operand for Thumb-2.
25006 * config/arm/arm.h (reg_class): Add CORE_REGS.
25007 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
25008 (BASE_REG_CLASS): Use CORE_REGS.
25009 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
25010 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
25011 (REGNO_OK_FOR_INDEX_P): Exclude SP.
25012 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
25013 ARM_REGNO_OK_FOR_INDEX_P.
25014 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
25015 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
25016 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
25017 (ldm/stm peepholes): Ditto.
25018 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
25019 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
25020 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
25021 * config/arm/constraints.md: Enable "k" constraint on ARM.
25023 2008-02-27 Ben Elliston <bje@au.ibm.com>
25025 * config/rs6000/rs6000.c: Annotate cache line size field in all
25026 instances of struct processor_costs.
25028 2008-02-26 David Edelsohn <edelsohn@gnu.org>
25030 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
25031 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
25032 jump_bypass): New counters.
25033 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
25034 * dce.c (gate_ud_dce): Same.
25035 (gate_fast_dce): Same.
25036 * dse.c (gate_dse1): New function.
25037 (gate_dse2): New function.
25038 (gate_dse): Merge results of new gate functions.
25039 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
25040 (gate_handle_jump_bypass): Add dbg_cnt.
25041 (gate_handle_gcse): Add dbg_cnt.
25042 * ifcvt.c (gate_handle_if_conversion): Same.
25043 (gate_handle_if_after_combine): Same.
25044 (gate_handle_if_after_reload): Same.
25045 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
25047 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
25049 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
25051 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
25053 2008-02-26 Jason Merrill <jason@redhat.com>
25056 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
25057 alone if it's the naming decl for the type's main variant.
25059 2008-02-26 Tom Tromey <tromey@redhat.com>
25061 * system.h (USE_MAPPED_LOCATION): Poison.
25062 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
25063 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
25064 (make_goto_expr_edges): Likewise.
25065 (remove_bb): Likewise.
25066 (execute_warn_function_return): Likewise.
25067 * basic-block.h (struct edge_def) <goto_locus>: Change type to
25069 * c-common.c (fname_decl): Remove old location code.
25070 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
25072 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
25074 (ASM_INPUT_SOURCE_LOCATION): Likewise.
25075 (gen_rtx_ASM_INPUT): Likewise.
25076 (gen_rtx_ASM_INPUT_loc): Likewise.
25077 (get_rtx_asm_OPERANDS): Remove.
25078 * cfglayout.c (insn_locators_alloc): Remove old location code.
25079 (set_curr_insn_source_location): Likewise.
25080 (curr_insn_locator): Likewise.
25081 * print-tree.c (print_node): Remove old location code.
25082 * tree-mudflap.c (mf_varname_tree): Remove old location code.
25083 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
25084 * cfgexpand.c (expand_gimple_cond_expr): Don't use
25085 location_from_locus.
25086 (construct_exit_block): Remove old location code.
25087 * emit-rtl.c (force_next_line_note): Remove old location code.
25088 * profile.c (branch_prob): Remove old location code.
25089 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
25090 LOC_LINE): Remove old-location variants.
25091 * langhooks.c (lhd_print_error_function): Remove old location
25093 * configure, config.in: Rebuilt.
25094 * configure.ac (--enable-mapped-location): Remove.
25095 * c-decl.c (c_init_decl_processing): Remove old location code.
25096 (finish_function): Likewise.
25097 * recog.c (decode_asm_operands): Remove old location code.
25098 * c-pch.c (c_common_read_pch): Remove old location code.
25099 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
25101 * gimple-low.c (lower_function_body): Remove old location code.
25102 * toplev.c (unknown_location): Remove.
25103 (push_srcloc): Remove old-location variant.
25104 (process_options): Remove old location code.
25105 (lang_dependent_init): Likewise.
25106 * input.h (UNKNOWN_LOCATION): Move definition.
25107 (location_t): Undeprecate.
25108 (source_locus): Remove.
25109 (location_from_locus): Remove.
25110 (struct location_s): Remove.
25111 Remove all old-location code.
25112 (input_line, input_filename): Remove.
25113 * final.c (final_scan_insn): Remove old location code.
25114 * diagnostic.c (diagnostic_build_prefix): Remove
25115 USE_MAPPED_LOCATION test.
25116 * tree.h (gimple_stmt) <locus>: Now a location_t.
25117 (tree_exp) <locus>: Likewise.
25118 (DECL_IS_BUILTIN): Remove old-location variant.
25119 (annotate_with_file_line, annotate_with_locus): Likewise.
25120 (expr_locus, set_expr_locus): Update.
25121 * tree.c (build1_stat): Remove old location code.
25122 (last_annotated_node): Remove.
25123 (annotate_with_file_line): Remove old-location variant.
25124 (annotate_with_locus): Likewise.
25125 (expr_location): Remove old location code.
25126 (set_expr_location): Likewise.
25127 (expr_has_location): Likewise.
25128 (expr_locus): Likewise.
25129 (set_expr_locus): Likewise.
25130 (expr_filename): Don't use location_from_locus.
25131 (expr_lineno): Likewise.
25132 * rtl-error.c (location_for_asm): Remove old location code.
25133 * c-lex.c (cb_line_change): Remove old location code.
25134 (fe_file_change): Likewise.
25135 (cb_def_pragma): Likewise.
25136 (c_lex_with_flags): Likewise.
25137 * gengtype.c (do_typedef): Don't special-case location types.
25138 (define_location_structures): Remove.
25139 (main): Don't call define_location_structures.
25140 * tree-pretty-print.c (dump_implicit_edges): Remove old location
25143 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25146 * builtins.def (BUILT_IN_STDARG_START): Remove.
25147 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
25148 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
25149 * tree-inline.c (inline_forbidden_p_1): Likewise.
25151 2008-02-26 Richard Guenther <rguenther@suse.de>
25153 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25154 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25155 (lookup_decl_from_uid): Declare.
25156 (remove_decl_from_map): Likewise.
25157 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25158 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25159 (decl_for_uid_map): New global hashtable mapping DECL_UID
25161 (init_ttree): Allocate it.
25162 (insert_decl_to_uid_decl_map): New helper function.
25163 (make_node_stat): Insert new decls into the map.
25164 (copy_node_stat): Likewise.
25165 (lookup_decl_from_uid): New function.
25166 (remove_decl_from_map): Likewise.
25167 (print_decl_for_uid_map_statistics): New helper.
25168 (dump_tree_statistics): Call it.
25170 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25171 (referenced_var_iterator): Adjust.
25172 (FOR_EACH_REFERENCED_VAR): Adjust.
25173 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25174 (num_referenced_vars): Adjust.
25175 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25176 (first_referenced_var): Remove.
25177 (end_referenced_vars_p): Likewise.
25178 (next_referenced_var): Likewise.
25179 (referenced_var_iterator_set): New helper function.
25180 * tree-dfa.c (referenced_var_lookup): Adjust.
25181 (referenced_var_check_and_insert): Likewise.
25182 (remove_referenced_var): Likewise.
25183 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25184 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25185 (verify_call_clobbering): Likewise.
25186 (verify_memory_partitions): Likewise.
25187 (init_tree_ssa): Allocate bitmap instead of hashtable for
25189 (delete_tree_ssa): Adjust.
25190 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25191 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25192 (compute_tag_properties): Likewise.
25193 (set_initial_properties): Likewise.
25194 (find_partition_for): Likewise.
25195 (update_reference_counts): Likewise.
25196 (dump_may_aliases_for): Likewise.
25197 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25198 (add_call_clobber_ops): Likewise.
25199 (add_call_read_ops): Likewise.
25200 (get_asm_expr_operands): Likewise.
25201 * tree-into-ssa.c (dump_decl_set): Likewise.
25202 (update_ssa): Likewise.
25203 * tree-sra.c (scan_function): Likewise.
25204 (decide_instantiations): Likewise.
25205 (scalarize_parms): Likewise.
25206 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25207 (dsa_named_for): Likewise.
25208 * tree-ssa-structalias.c (update_alias_info): Likewise.
25209 (merge_smts_into): Likewise.
25211 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25214 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
25215 * c-opts.c (c_common_handle_option): Wall enables
25216 Wvolatile-register-var.
25217 * common.opt: Move Wvolatile-register-var to...
25220 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25222 * common.opt (Wlarger-than=): New.
25223 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
25225 * opts.c (common_handle_option): Handle -Wlarger-than=.
25226 * optc-gen.awk: Likewise.
25227 * opth-gen.awk: Likewise.
25228 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
25229 * tree-optimize.c (tree_rest_of_compilation): Likewise.
25231 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25233 * c-common.c (match_case_to_enum_1): Add appropriate
25234 OPT_W* parameter to warning.
25235 (c_do_switch_warnings): Likewise.
25236 * c-typeck.c (warning_init): Add one more parameter following
25237 'warning' function.
25238 (push_init_level): Update call to warning_init.
25239 (pop_init_level): Likewise.
25240 (add_pending_init): Likewise.
25241 (output_init_element: Likewise.
25243 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25246 * toplev.c (toplev_main): If there are warnings or error, print
25247 errors for ignored options.
25248 * opts.c (ignored_options): New static variable.
25249 (postpone_unknown_option_error): New.
25250 (print_ignored_options): New.
25251 (handle_option): Postpone errors for unknown -Wno-* options.
25252 * opts.h (print_ignored_options): Declare.
25254 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
25256 * config/mips/mips.md (loadgp_blockage, blockage): Change type
25259 2008-02-25 Richard Guenther <rguenther@suse.de>
25262 2008-02-25 Richard Guenther <rguenther@suse.de>
25264 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25265 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25266 (lookup_decl_from_uid): Declare.
25267 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25268 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25269 (decl_for_uid_map): New global hashtable mapping DECL_UID
25271 (init_ttree): Allocate it.
25272 (insert_decl_to_uid_decl_map): New helper function.
25273 (make_node_stat): Insert new decls into the map.
25274 (copy_node_stat): Likewise.
25275 (lookup_decl_from_uid): New function.
25276 (print_decl_for_uid_map_statistics): New helper.
25277 (dump_tree_statistics): Call it.
25279 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25280 (referenced_var_iterator): Adjust.
25281 (FOR_EACH_REFERENCED_VAR): Adjust.
25282 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25283 (num_referenced_vars): Adjust.
25284 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25285 (first_referenced_var): Remove.
25286 (end_referenced_vars_p): Likewise.
25287 (next_referenced_var): Likewise.
25288 (referenced_var_iterator_set): New helper function.
25289 * tree-dfa.c (referenced_var_lookup): Adjust.
25290 (referenced_var_check_and_insert): Likewise.
25291 (remove_referenced_var): Likewise.
25292 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25293 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25294 (verify_call_clobbering): Likewise.
25295 (verify_memory_partitions): Likewise.
25296 (init_tree_ssa): Allocate bitmap instead of hashtable for
25298 (delete_tree_ssa): Adjust.
25299 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25300 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25301 (compute_tag_properties): Likewise.
25302 (set_initial_properties): Likewise.
25303 (find_partition_for): Likewise.
25304 (update_reference_counts): Likewise.
25305 (dump_may_aliases_for): Likewise.
25306 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25307 (add_call_clobber_ops): Likewise.
25308 (add_call_read_ops): Likewise.
25309 (get_asm_expr_operands): Likewise.
25310 * tree-into-ssa.c (dump_decl_set): Likewise.
25311 (update_ssa): Likewise.
25312 * tree-sra.c (scan_function): Likewise.
25313 (decide_instantiations): Likewise.
25314 (scalarize_parms): Likewise.
25315 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25316 (dsa_named_for): Likewise.
25317 * tree-ssa-structalias.c (update_alias_info): Likewise.
25318 (merge_smts_into): Likewise.
25320 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25323 * doc/invoke.texi (-fcx-limited-range): Document new option.
25324 * toplev.c (process_options): Handle -fcx-fortran-rules.
25325 * common.opt: Add documentation for -fcx-fortran-rules.
25327 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
25330 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
25331 actual behaviour and C99.
25333 2008-02-26 Ben Elliston <bje@au.ibm.com>
25335 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
25336 (ASM_CPU_POWER6_SPEC): Likewise.
25337 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
25338 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
25339 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
25341 2008-02-25 Richard Guenther <rguenther@suse.de>
25343 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
25344 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
25345 (lookup_decl_from_uid): Declare.
25346 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
25347 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
25348 (decl_for_uid_map): New global hashtable mapping DECL_UID
25350 (init_ttree): Allocate it.
25351 (insert_decl_to_uid_decl_map): New helper function.
25352 (make_node_stat): Insert new decls into the map.
25353 (copy_node_stat): Likewise.
25354 (lookup_decl_from_uid): New function.
25355 (print_decl_for_uid_map_statistics): New helper.
25356 (dump_tree_statistics): Call it.
25358 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
25359 (referenced_var_iterator): Adjust.
25360 (FOR_EACH_REFERENCED_VAR): Adjust.
25361 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
25362 (num_referenced_vars): Adjust.
25363 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
25364 (first_referenced_var): Remove.
25365 (end_referenced_vars_p): Likewise.
25366 (next_referenced_var): Likewise.
25367 (referenced_var_iterator_set): New helper function.
25368 * tree-dfa.c (referenced_var_lookup): Adjust.
25369 (referenced_var_check_and_insert): Likewise.
25370 (remove_referenced_var): Likewise.
25371 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
25372 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25373 (verify_call_clobbering): Likewise.
25374 (verify_memory_partitions): Likewise.
25375 (init_tree_ssa): Allocate bitmap instead of hashtable for
25377 (delete_tree_ssa): Adjust.
25378 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
25379 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
25380 (compute_tag_properties): Likewise.
25381 (set_initial_properties): Likewise.
25382 (find_partition_for): Likewise.
25383 (update_reference_counts): Likewise.
25384 (dump_may_aliases_for): Likewise.
25385 * tree-ssa-operands.c (add_virtual_operand): Likewise.
25386 (add_call_clobber_ops): Likewise.
25387 (add_call_read_ops): Likewise.
25388 (get_asm_expr_operands): Likewise.
25389 * tree-into-ssa.c (dump_decl_set): Likewise.
25390 (update_ssa): Likewise.
25391 * tree-sra.c (scan_function): Likewise.
25392 (decide_instantiations): Likewise.
25393 (scalarize_parms): Likewise.
25394 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
25395 (dsa_named_for): Likewise.
25396 * tree-ssa-structalias.c (update_alias_info): Likewise.
25397 (merge_smts_into): Likewise.
25399 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
25402 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
25403 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
25404 * alias.h (nonoverlapping_memrefs_p): Likewise.
25406 2008-02-25 Jan Beulich <jbeulich@novell.com>
25408 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
25409 * config/i386/netware-libgcc.exp: Add __bswap?i2,
25410 __emultls_get_address, __emultls_register_common,
25411 __floatundi?f, and _Unwind_GetIPInfo.
25412 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
25413 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
25414 (gen_regparm_prefix): Likewise.
25415 (i386_nlm_encode_section_info): Sync with
25416 config/i386/winnt.c:i386_pe_encode_section_info().
25417 (i386_nlm_maybe_mangle_decl_assembler_name): New.
25418 i386_nlm_mangle_decl_assembler_name): New.
25419 (netware_override_options): New.
25420 * config/i386/netware.h (netware_override_options): Declare.
25421 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
25422 (i386_nlm_mangle_decl_assembler_name): Declare.
25423 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
25425 2008-02-25 Ben Elliston <bje@au.ibm.com>
25428 * c-decl.c (grokdeclarator): Remove unused local variables
25429 `typedef_type' and `type_as_written'.
25431 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
25432 unused local variable `has_hot_blocks'.
25433 (fix_crossing_conditional_branches): Remove unused local variable
25436 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
25438 PR middle-end/19984
25439 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
25440 using DEF_C99_BUILTIN.
25441 (BUILT_IN_NANF): Ditto.
25442 (BUILT_IN_NANL): Ditto.
25444 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
25445 Revital Eres <eres@il.ibm.com>
25447 * modulo-sched.c (calculate_must_precede_follow): Address TODO
25448 regarding the order of two dependent insns in the same row.
25450 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
25452 * stor-layout.c (layout_decl): Do not bump the alignment of a
25453 bit-field to more than byte alignment if it is packed.
25455 2008-02-24 David Edelsohn <edelsohn@gnu.org>
25457 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
25460 2008-02-24 Diego Novillo <dnovillo@google.com>
25462 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
25465 * tree-vrp.c (vrp_evaluate_conditional): With
25466 -Wtype-limits, emit a warning when comparing against a
25467 constant outside the natural range of OP0's type.
25468 * c.opt (Wtype-limits): Move ...
25469 * common.opt (Wtype-limits): ... here.
25471 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
25473 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
25474 * config/rs6000/e300c2c3.md: New file.
25475 * config/rs6000/rs6000.c (processor_costs): Add new costs for
25477 (rs6000_override_options): Add e300c2 and e300c3 cases to
25478 processor_target_table. Do not allow usage of Altivec or Spe
25479 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
25480 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
25481 * config/rs6000/rs6000.h (processor_type): Add
25482 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
25483 (ASM_CPU_SPEC): Add e300c2 and e300c3.
25484 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
25485 and ppce300c3. Include e300c2c3.md.
25487 2008-02-23 David Edelsohn <edelsohn@gnu.org>
25489 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
25490 instead of TARGET_STRICT_ALIGN.
25492 2008-02-23 Joseph Myers <joseph@codesourcery.com>
25494 * explow.c (memory_address): Assert that the generated address is
25497 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
25500 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
25501 * config/darwin-ppc-ldouble-patch.def: New file.
25502 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
25503 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
25504 SUBTARGET_INIT_BUILTINS if defined.
25505 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
25508 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25511 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
25512 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
25514 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
25517 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
25518 file" warning condtional on -Winvalid-PCH.
25520 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
25522 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
25524 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
25528 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
25529 prevent reload from using MMX registers.
25530 (*mov<mode>_internal): Ditto.
25531 (*movv2sf_internal_rex64): Ditto.
25532 (*movv2sf_internal): Ditto.
25534 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25536 PR documentation/31569
25537 * doc/install.texi2html: Use makeinfo --no-number-sections.
25539 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25541 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
25542 ensure that we can address an entire entity > 8 bytes. Don't
25543 generate reg+reg addressing for such data.
25545 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25547 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
25548 strings when optimizing for size, unless the target cares about
25551 2008-02-22 Tom Tromey <tromey@redhat.com>
25553 * regclass.c (current_pass): Remove declaration.
25555 2008-02-22 Anatoly Sokolov <aesok@post.ru>
25557 * config/avr/libgcc.S (__RAMPZ__): Define.
25558 (__do_copy_data): Add for devices with 128KB code memory.
25560 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
25562 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25564 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
25566 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
25568 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
25571 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25574 * c-typeck.c (build_binary_op): Warn about floating point
25575 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
25577 2008-02-21 Janis Johnson <janis187@us.ibm.com>
25580 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
25581 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
25583 (rs6000_override_options): Set altivec_abi as default, not override,
25584 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
25585 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
25586 is used; use new member spe_abi.
25587 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
25588 spe_abi and altivec_abi.
25590 2008-02-22 Tomas Bily <tbily@suse.cz>
25592 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
25594 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25597 * config.build (build_file_translate): Set to `CMD //c' only if
25599 * Makefile.in (build_file_translate): Improve comment.
25601 2008-02-21 Jan Hubicka <jh@suse.cz>
25603 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
25604 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
25605 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
25607 2008-02-21 Michael Matz <matz@suse.de>
25610 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
25612 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
25614 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
25615 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
25616 as insn constraint.
25617 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
25618 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
25619 SSE_VEC_FLOAT_MODE_P as insn constraint.
25620 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
25621 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
25622 sse4a_movntdf using MODEF mode iterator.
25623 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
25624 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
25625 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
25626 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
25627 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
25628 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
25629 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
25631 2008-02-21 Richard Guenther <rguenther@suse.de>
25633 * tree.def (PAREN_EXPR): New tree code.
25634 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
25636 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
25637 * expr.c (expand_expr_real_1): Likewise.
25638 * tree-inline.c (estimate_num_insns_1): Likewise.
25639 * tree-complex.c (expand_complex_move): Likewise.
25640 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
25643 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25646 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
25648 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
25651 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
25653 * config/sh/sh.c (find_barrier): Don't go past
25654 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
25656 2008-02-20 DJ Delorie <dj@redhat.com>
25658 * config/h8300/h8300.md (insv): Force source operand to be a register.
25660 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
25661 as a jump, not as a plain insn.
25663 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
25665 * doc/invoke.texi (Warning Options): Add new option
25666 -Wframe-larger-than=.
25667 (-Wframe-larger-than): Document.
25669 * flags.h (warn_frame_larger_than, frame_larger_than_size):
25670 Add declarations for new option variables.
25672 * final.c (final_start_function): Check the frame size
25673 before emission and issue a Wframe-larger-than warning.
25675 * opts.c (warn_frame_larger_than, frame_larger_than_size):
25676 Add definitions for new option variables.
25677 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
25679 * common.opt (Wframe-larger-than=): New option.
25681 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25683 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
25684 (<sse>_div<mode>3): Ditto.
25685 (<sse>_vmdiv<mode>3): Ditto.
25686 (<sse>_vmsqrt<mode>2): Ditto.
25687 (*smax<mode>3): Ditto.
25688 (sse5_frcz<mode>2): Ditto.
25689 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
25690 as insn constraint.
25692 2008-02-20 Richard Guenther <rguenther@suse.de>
25694 PR middle-end/35265
25695 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
25696 be happy with INTEGRAL_TYPE_P.
25698 2008-02-20 Richard Guenther <rguenther@suse.de>
25700 * fold-const.c (split_tree): Associate floatig-point expressions
25701 if flag_associative_math is set.
25703 2008-02-20 Richard Guenther <rguenther@suse.de>
25705 * tree.h (fold_real_zero_addition_p): Declare.
25706 * fold-const.c (fold_real_zero_addition_p): Export.
25707 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
25708 floating-point operations with zero and one.
25710 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
25712 * doc/install.texi: Correct references to CFLAGS, replacing them
25713 with BOOT_CFLAGS. Document flags used during bootstrap for
25716 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
25718 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
25719 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
25720 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
25722 (smin<mode>3): Ditto from similar patterns.
25723 (smax<mode>3): Ditto.
25724 (*ieee_smin<mode>3): Ditto.
25725 (*ieee_smax<mode>3): Ditto.
25726 * config/i386/sse.md (sse): New mode attribute.
25727 (mov<mode>): Macroize expander from movv4sf and movv2df using
25728 SSEMODEF2P mode iterator.
25729 (<sse>_movnt<mode>): Ditto from similar patterns. Use
25730 SSE_VEC_FLOAT_MODE_P as insn constraint.
25731 (storent<mode>): Ditto.
25732 (storent<mode>): Macroize expander from storentsf and storentdf using
25733 MODEF mode iterator.
25734 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
25735 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
25736 (abs<mode>2): Ditto from similar patterns.
25737 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
25738 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
25739 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
25740 (<sse>_vmsqrt<mode>2): Ditto.
25741 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
25742 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
25743 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
25744 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
25745 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
25746 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
25747 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
25749 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
25750 iterator and SSE_FLOAT_MODE_P as insn constraint.
25751 (<sse>_ucomi): Ditto from similar patterns.
25752 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
25753 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
25754 SSE_VEC_FLOAT_MODE_P as insn constraint.
25755 (vcond<mode>): Ditto from similar patterns.
25756 (and<mode>3, *and<mode>3): Ditto.
25757 (<sse>_nand<mode>3): Ditto.
25758 (ior<mode>3, *ior<mode>3): Ditto.
25759 (xor<mode>3, *xor<mode>3): Ditto.
25760 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
25761 iterator and SSE_FLOAT_MODE_P as insn constraint.
25762 (*nand<mode>3): Ditto from similar patterns.
25763 (*ior<mode>3): Ditto.
25764 (*xor<mode>3): Ditto.
25766 2008-02-20 Ira Rosen <irar@il.ibm.com>
25768 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
25769 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
25770 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
25772 2008-02-19 Jan Hubicka <jh@suse.cz>
25774 * predict.c (tree_bb_level_predictions): Remove variable next
25775 mistakely introduced by previous commit.
25777 2008-02-19 Jan Hubicka <jh@suse.cz>
25779 * predict.c (predict_paths_leading_to): Rewrite.
25780 (predict_paths_for_bb): New.
25781 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
25783 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25786 * Makefile.in (build_file_translate): New.
25787 (gcc-vers.texi): Use it for translating $(abs_srcdir).
25788 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
25789 * configure.ac (build_file_translate): Substitute it.
25790 * configure: Regenerate.
25792 2008-02-19 Jan Hubicka <jh@suse.cz>
25794 PR rtl-optimization/34408
25795 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
25798 2008-02-19 Jan Hubicka <jh@suse.cz>
25800 PR middle-end/28779
25801 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
25804 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
25807 * config/i386/i386-modes.def: Revert the last DI alignment
25808 change until Ada people can look into it.
25810 2008-02-19 Nick Clifton <nickc@redhat.com>
25812 * opts.c (print_specific_help): Fix typo in --help text.
25814 2008-02-19 Jakub Jelinek <jakub@redhat.com>
25817 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
25818 32-bit inline asm without asm alternatives for host GCC < 3.0.
25820 2008-02-19 Richard Guenther <rguenther@suse.de>
25822 PR tree-optimization/34989
25823 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
25824 Allow propagation to INDIRECT_REF if we can simplify only.
25826 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25828 * c-common.c (warn_for_collisions_1): Use appropriate option when
25831 2008-02-19 Nick Clifton <nickc@redhat.com>
25834 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
25835 (handle_options): Fix indentation.
25836 (print_filtered_help): If no language-specific options were
25837 displayed tell the user how to list all the options supported by
25838 the language's front-end.
25839 (print_specific_help): Fix indentation and remove duplicate line.
25840 (common_handle_option): Handle the -v option.
25841 For --help enable the display of undocumented options if the -v
25842 switch has been included on the command line.
25843 For --help= check for overlaps in the arguments between the option
25844 classes and the language names and issue a warning when they
25845 cannot be disambiguated.
25846 * c.opt (v): Pass on to the common option handler.
25848 2008-02-19 Revital Eres <eres@il.ibm.com>
25850 * modulo-sched.c (sms_schedule): Change dump message when
25851 create_ddg function fails.
25852 (try_scheduling_node_in_cycle): Rename row to cycle.
25853 (print_partial_schedule): Rename CYCLE to ROW.
25855 2008-02-19 Christian Bruel <christian.bruel@st.com>
25856 Zdenek Dvorak <ook@ucw.cz>
25858 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
25860 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25863 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
25864 (*x86_movdicc_0_m1_se): Ditto.
25866 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
25868 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
25869 (CMPtype): Define as __gcc_CMPtype.
25870 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
25871 (CMPtype): Define as __gcc_CMPtype.
25873 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
25875 Support valgrind 3.3 for --enable-checking=valgrind.
25876 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
25878 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
25879 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
25880 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
25881 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
25882 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
25883 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
25884 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
25886 * ggc-zone.c: Similar.
25887 * ggc-page.c: Similar.
25889 2008-02-19 Paul Brook <paul@codesourcery.com>
25892 * config/arm/ieee754-df.S: Fix do_it typo.
25893 * config/arm/ieee754-sf.S: Fix do_it typo.
25895 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25898 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
25899 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
25900 (OPTION_MASK_ISA_SSE_SET): Likewise.
25901 (OPTION_MASK_ISA_SSE2_SET): Likewise.
25902 (OPTION_MASK_ISA_SSE3_SET): Likewise.
25903 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
25904 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
25905 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
25906 (OPTION_MASK_ISA_SSE4_SET): Likewise.
25907 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
25908 (OPTION_MASK_ISA_SSE5_SET): Likewise.
25909 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
25910 (OPTION_MASK_ISA_MMX_UNSET): Updated.
25911 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
25912 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
25913 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
25914 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
25915 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
25916 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
25917 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
25918 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
25919 (OPTION_MASK_ISA_SSE4): Removed.
25920 (ix86_handle_option): Turn on bits in ix86_isa_flags and
25921 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
25922 (override_options): Don't turn on implied SSE/MMX bits in
25925 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
25927 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
25930 2008-02-18 Joey Ye <joey.ye@intel.com>
25932 PR middle-end/34921
25933 * tree-nested.c (insert_field_into_struct): Set type alignment
25934 to field alignment if the former is less than the latter.
25936 2008-02-18 Jakub Jelinek <jakub@redhat.com>
25938 * BASE-VER: Set to 4.4.0.
25940 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25942 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
25943 * doc/cfg.texi: Likewise.
25944 * doc/extend.texi: Likewise.
25945 * doc/gty.texi: Likewise.
25946 * doc/invoke.texi: Likewise.
25947 * doc/loop.texi: Likewise.
25948 * doc/md.texi: Likewise.
25949 * doc/passes.texi: Likewise.
25950 * doc/rtl.texi: Likewise.
25951 * doc/sourcebuild.texi: Likewise.
25952 * doc/tm.texi: Likewise.
25953 * doc/tree-ssa.texi: Likewise.
25955 2008-02-17 Richard Guenther <rguenther@suse.de>
25957 PR middle-end/35227
25958 * tree-complex.c (init_parameter_lattice_values): Handle parameters
25959 without default definition.
25961 2008-02-17 Richard Guenther <rguenther@suse.de>
25963 PR tree-optimization/35231
25964 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
25967 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
25970 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
25971 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
25972 libgcc_cmp_return mode.
25974 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25977 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
25979 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
25981 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
25984 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
25986 * doc/c-tree.texi: Use `@.' where appropriate.
25987 * doc/extend.texi: Likewise.
25988 * doc/install.texi: Likewise.
25989 * doc/invoke.texi: Likewise.
25990 * doc/loop.texi: Likewise.
25991 * doc/makefile.texi: Likewise.
25992 * doc/md.texi: Likewise.
25993 * doc/passes.texi: Likewise.
25994 * doc/standards.texi: Likewise.
25995 * doc/tm.texi: Likewise.
25997 2008-02-15 Jakub Jelinek <jakub@redhat.com>
25999 PR middle-end/35196
26000 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
26002 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
26003 rather than in entry_bb.
26005 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26007 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
26008 libgcc_cmp_return mode.
26010 2008-02-15 Jakub Jelinek <jakub@redhat.com>
26012 PR middle-end/35130
26013 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
26014 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
26016 2008-02-15 Richard Guenther <rguenther@suse.de>
26017 Zdenek Dvorak <ook@ucw.cz>
26019 PR tree-optimization/35164
26020 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
26021 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
26022 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
26023 Only propagate addresses which do not have abnormal SSA_NAMEs
26026 2008-02-15 Joseph Myers <joseph@codesourcery.com>
26029 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
26031 2008-02-15 Jan Hubicka <jh@suse.cz>
26033 PR middle-end/35149
26034 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
26036 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26038 PR middle-end/34621
26039 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
26040 when calculating alignment_pad.
26042 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
26044 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
26045 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
26046 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
26047 and STACK_BOUNDARY define.
26049 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
26051 PR preprocessor/35061
26052 * c-pragma.c (handle_pragma_pop_macro): Check that
26053 pushed_macro_table has been allocated.
26055 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
26057 PR middle-end/35136
26058 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
26059 (force_gimple_operand): Likewise.
26060 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
26061 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
26062 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
26063 (find_interesting_uses_address): Check addressability and alignment
26064 of the base expression only after substituting bases of IVs into it.
26066 2008-02-14 Michael Matz <matz@suse.de>
26069 * function.c (instantiate_virtual_regs_in_insn): Reload address
26070 before falling back to reloading the whole operand.
26072 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
26074 * config/s390/s390.c (s390_mainpool_start): Emit the pool
26075 before the first section switch note.
26077 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26079 * doc/bugreport.texi: Update copyright years.
26080 * doc/c-tree.texi: Likewise.
26081 * doc/cfg.texi: Likewise.
26082 * doc/cpp.texi: Likewise.
26083 * doc/cppinternals.texi: Likewise.
26084 * doc/fragments.texi: Likewise.
26085 * doc/frontends.texi: Likewise.
26086 * doc/gcc.texi: Likewise.
26087 * doc/gty.texi: Likewise.
26088 * doc/hostconfig.texi: Likewise.
26089 * doc/implement-c.texi: Likewise.
26090 * doc/libgcc.texi: Likewise.
26091 * doc/loop.texi: Likewise.
26092 * doc/makefile.texi: Likewise.
26093 * doc/options.texi: Likewise.
26094 * doc/passes.texi: Likewise.
26095 * doc/rtl.texi: Likewise.
26096 * doc/sourcebuild.texi: Likewise.
26097 * doc/standards.texi: Likewise.
26098 * doc/tree-ssa.texi: Likewise.
26099 * doc/trouble.texi: Likewise.
26101 * doc/extend.texi: Use @: or add comma where appropriate.
26102 * doc/invoke.texi: Likewise.
26103 * doc/tm.texi: Likewise.
26105 2008-02-14 Alan Modra <amodra@bigpond.net.au>
26108 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
26111 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
26113 * doc/md.texi (clz, ctz): Add reference.
26114 * doc/rtl.texi (clz, ctz): Likewise.
26116 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26119 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
26122 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
26124 * config/s390/s390.c (struct constant_pool): New field
26125 emit_pool_after added.
26126 (s390_mainpool_start): Set the emit_pool_after flag according
26127 to the section switch notes.
26128 (s390_mainpool_finish): Consider emit_pool_after when emitting
26129 the literal pool at the end of the function.
26130 (s390_chunkify_start): Force literal pool splits at section
26133 2008-02-13 Michael Matz <matz@suse.de>
26136 * var-tracking.c (clobber_variable_part): Correctly traverse the
26139 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26142 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
26143 Add -fdump-ipa-inline.
26144 * tree-dump.c (dump_files): Remove tree-inlined dump.
26145 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
26147 2008-02-12 Richard Guenther <rguenther@suse.de>
26149 PR tree-optimization/35171
26150 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
26153 2008-02-12 Richard Guenther <rguenther@suse.de>
26155 PR middle-end/35163
26156 * fold-const.c (fold_widened_comparison): Use get_unwidened in
26157 value-preserving mode. Disallow final truncation.
26159 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
26161 PR middle-end/35136
26162 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
26163 code from here to...
26164 (force_gimple_operand): ...here.
26166 2008-02-12 Jakub Jelinek <jakub@redhat.com>
26169 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
26170 non-compatible pointers.
26171 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
26172 different FIELD_DECLs, try harder by comparing field offsets, sizes
26175 PR inline-asm/35160
26176 * function.c (match_asm_constraints_1): Don't replace the same input
26179 2008-02-12 Anatoly Sokolov <aesok@post.ru>
26181 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
26182 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
26183 (expand_epilogue): Restore RAMPZ register.
26184 * config/avr/avr.md (RAMPZ_ADDR): New constant.
26186 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
26188 * config/i386/cygwin.asm: (__alloca): Correct calling
26189 convention and alignment.
26190 (__chkstk): Force 8 byte stack alignment.
26192 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
26193 Richard Guenther <rguenther@suse.de>
26195 PR tree-optimization/33992
26196 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
26197 the zero we compare against.
26199 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
26201 PR libfortran/35063
26202 * gthr-win32.h (__gthread_mutex_destroy_function): New function
26203 to CloseHandle after unlocking to prevent accumulation of handle
26206 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
26208 PR middle_end/34150
26209 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
26210 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
26211 and update LABEL_NUSES during and after reload.
26213 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
26215 PR middle-end/34627
26216 * combine.c (simplify_if_then_else): Make sure the comparison is
26217 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
26219 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
26222 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
26223 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
26224 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
26225 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
26226 * tree.h (get_type_static_bounds): Likewise.
26228 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26230 * doc/invoke.texi (Option Summary, C++ Dialect Options)
26231 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26232 Make -Wfoo language annotations match what the compiler outputs.
26234 2008-02-08 Sa Liu <saliu@de.ibm.com>
26236 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
26237 intrinsics spu_convts, spu_convtu, spu_convtf.
26239 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
26241 * doc/extend.texi (Function Attributes) <noinline>: Mention
26242 asm ("") as method to keep calls.
26244 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26247 * doc/options.texi (Options): Replace references to opts.sh with
26249 * opts-common.c: Likewise.
26250 * optc-gen.awk: Likewise.
26252 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
26254 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
26256 2008-02-07 Richard Henderson <rth@redhat.com>
26259 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
26260 EXPR_LIST for the REG_EQUAL instead of a comparison with a
26263 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
26265 PR tree-optimization/35085
26266 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
26267 for operand entry oe2 in addition to operand entry oe3 in order to
26268 expose more opportunities for vectorizer sum reduction.
26270 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26273 * Makefile.in (LIBS): Remove $(GMPLIBS).
26274 (cc1-dummy, cc1): Add $(GMPLIBS).
26276 2008-02-06 Jan Hubicka <jh@suse.cz>
26279 * i386.md (moddf_integer): Do not produce partial memory stalls for
26280 targets where it hurts.
26282 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
26285 * optabs.c (expand_float): Do not check for decimal modes when
26286 expanding unsigned integer through signed conversion.
26288 2008-02-06 Nick Clifton <nickc@redhat.com>
26290 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
26291 inside the clobber with a match_operand and duplicated operand
26292 number in the constraint.
26293 (ineqbranchsi): Delete redundant comment.
26295 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
26297 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
26298 builtin_define ("__USE_INIT_FINI__").
26299 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
26301 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
26303 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26305 PR documentation/30330
26306 * doc/invoke.texi (C++ Dialect Options)
26307 (Objective-C and Objective-C++ Dialect Options, Warning Options):
26308 For each warning option -Wfoo that allows -Wno-foo, ensure both
26309 -Wfoo and -Wno-foo are listed in the option index. Fix index
26310 entry of -Wswitch-default, index -Wnormalized= including the
26311 `=', and -Wlarger-than-@var{len} including @var{len}.
26313 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26315 * config/i386/i386.md (floatunssisf2): Use
26316 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
26317 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
26318 Macroize expander using MODEF mode iterator.
26320 2008-02-05 Diego Novillo <dnovillo@google.com>
26322 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
26325 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
26327 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26330 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
26332 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
26335 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
26336 to indicate if a message should be generated.
26337 (init_cumulative_args): Updated.
26338 (function_value_32): Likewise.
26340 2008-02-05 Joseph Myers <joseph@codesourcery.com>
26342 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
26344 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
26347 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
26348 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
26350 2008-02-04 Diego Novillo <dnovillo@google.com>
26352 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
26355 * tree-vrp.c (vrp_evaluate_conditional): With
26356 -Wtype-limits, emit a warning when comparing against a
26357 constant outside the natural range of OP0's type.
26359 2008-02-04 Richard Guenther <rguenther@suse.de>
26361 PR middle-end/33631
26362 * expr.c (count_type_elements): Give for unions instead of
26365 2008-02-04 Richard Guenther <rguenther@suse.de>
26367 PR middle-end/35043
26368 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
26369 to TYPE_DOMAINs base type instead of using bitsizetype here.
26371 2008-02-03 Jason Merrill <jason@redhat.com>
26373 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
26375 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26378 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
26379 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
26380 (RS/6000 and PowerPC Options): Fix typos and markup.
26381 * doc/passes.texi (Tree-SSA passes): Likewise.
26383 2008-02-02 Michael Matz <matz@suse.de>
26386 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
26387 from record_last_reg_set_info.
26388 (record_last_reg_set_info): Take an RTX argument, iterate over all
26389 constituent hardregs.
26390 (record_last_set_info, record_opr_changes): Change calls to
26391 new signature or to record_last_reg_set_info_regno.
26393 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
26395 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
26397 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
26399 PR rtl-optimization/34773
26400 * reg-notes.def (EQUAL): Mention significance of combination of
26401 REG_EQUAL and REG_RETVAL.
26402 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
26403 insn that has a REG_RETVAL.
26405 2008-02-01 Roger Sayle <roger@eyesopen.com>
26408 * configure.ac (--enable-fixed-point): Disable unless explicitly
26410 * configure: Regenerate.
26412 2008-02-01 Richard Guenther <rguenther@suse.de>
26415 * invoke.texi (-finline-limit): Remove no longer true parts
26416 of the documentation. Note that there is no default value.
26418 2008-02-01 Andrew Pinski <pinskia@gmail.com>
26419 Mark Mitchell <mark@codesourcery.com>
26420 Ben Elliston <bje@au.ibm.com>
26423 * doc/extend.texi (Other Builtins): Document.
26425 2008-01-31 Tom Browder <tom.browder@gmail.com>
26427 * doc/c-tree.texi (Types): Fix grammar.
26428 (Expression trees): Ditto.
26429 * doc/passes.texi (Tree-SSA passes): Ditto.
26431 * doc/configterms.texi (Configure Terms): Fix typo.
26432 * doc/cpp.texi (Common Predefined Macros): Ditto.
26433 * doc/md.texi (Machine Constraints): Ditto.
26435 * doc/makefile.texi (Makefile): Add comma.
26437 2008-01-31 Tom Browder <tom.browder@gmail.com>
26438 Gerald Pfeifer <gerald@pfeifer.com>
26440 * doc/sourcebuild.texi (Front End): Remove references to CVS
26441 and CVSROOT/modules.
26442 (Texinfo Manuals): Replace reference to CVS by one to SVN.
26443 (Back End): Remove reference to CVS.
26445 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26448 * config/mips/mips.c (gen_load_const_gp): New function, taking a
26450 (mips16_gp_pseudo_reg): ...here.
26451 * config/mips/mips.md (load_const_gp): Replace with...
26452 (load_const_gp_<mode>): ...this :P-based insn.
26454 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26456 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
26457 options. Minor fixes.
26458 (-std): Move reference to standards closer to where language
26459 standards are first mentioned.
26461 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
26463 PR rtl-optimization/34995
26464 * reload.c (alternative_allows_const_pool_ref): Take an rtx
26465 parameter and return a bool. If the rtx parameter is nonnull,
26466 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
26467 (find_reloads): Update call accordingly. Pass the new operand
26468 if it needed no address reloads, otherwise pass null.
26470 2008-01-30 Richard Henderson <rth@redhat.com>
26473 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
26474 for unbounded arrays.
26476 2008-01-30 Silvius Rus <rus@google.com>
26478 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
26480 2008-01-30 Jan Hubicka <jh@suse.cz>
26483 * i386.c (init_cumulative_args): Use real function declaration when
26486 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
26488 PR rtl-optimization/34998
26489 * global.c (build_insn_chain): Treat non-subreg_lowpart
26490 SUBREGs of pseudos as clobbering all the words covered by the
26491 SUBREG, not just all the bytes.
26492 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
26493 original df_ref rather than an extract parameter.
26494 (global_conflicts): Update call accordingly.
26496 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
26498 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
26499 the overflow check to make it easier to read.
26500 (__fixtfdi): Change the type of the ll member in union
26501 long_double to UDItype_x.
26503 2008-01-30 Jakub Jelinek <jakub@redhat.com>
26505 PR middle-end/34969
26506 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
26507 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
26508 * tree-inline.c (fold_marked_statements): Call
26509 cgraph_update_edges_for_call_stmt if folding a call statement.
26510 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
26511 debug_generic_stmt calls, reset it back afterwards.
26514 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
26516 * c-typeck.c (build_external_ref): Don't pedwarn about
26517 static vars in current function's scope.
26519 2008-01-29 Joseph Myers <joseph@codesourcery.com>
26521 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
26523 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
26526 * ipa-struct-reorg.c: Fix spelling.
26527 * params.def: Ditto.
26529 2008-01-29 Richard Guenther <rguenther@suse.de>
26531 PR middle-end/35006
26532 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
26534 * tree-inline.c (remap_type): Increment remapping_type_depth
26535 around remapping types.
26536 (copy_body_r): Only add referenced variables if they are referenced
26537 from code, not types.
26539 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
26550 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
26551 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
26553 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
26556 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
26557 pointer for tiny stack.
26559 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26561 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
26563 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
26565 * config/vx-common.h: Fix typo in comment.
26567 2008-01-28 Ian Lance Taylor <iant@google.com>
26571 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
26572 coalesce pointers if they have different DECL_NO_TBAA_P values.
26573 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
26574 between variables with different DECL_NO_TBAA_P values.
26576 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
26579 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
26580 are not legitimate small data references on SPE targets.
26582 2008-01-28 David Daney <ddaney@avtrex.com>
26584 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
26586 2008-01-28 David Daney <ddaney@avtrex.com>
26588 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
26590 2008-01-27 Joseph Myers <joseph@codesourcery.com>
26592 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
26593 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
26594 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
26595 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
26596 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
26597 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
26598 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
26599 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
26601 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26603 * basic-block.h (condjump_equiv_p): Fix comment.
26605 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26607 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
26608 print_generic_stmt_indented): Fix comment.
26610 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
26612 * configure.ac (__stack_chk_fail): Add detecion for availability
26613 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
26614 * configure: Regenerate.
26616 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
26618 PR middle-end/34688
26619 * final.c (output_addr_const): Handle TRUNCATE.
26621 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
26624 * tree-ssa-loop-ivopts.c (comp_cost): New type.
26625 (zero_cost, infinite_cost): New constants.
26626 (struct cost_pair): Change type of cost to comp_cost.
26627 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
26628 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
26630 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
26631 split_address_cost, ptr_difference_cost, difference_cost,
26632 get_computation_cost_at, get_computation_cost,
26633 determine_use_iv_cost_generic, determine_use_iv_cost_address,
26634 determine_use_iv_cost_condition, determine_use_iv_costs,
26635 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
26636 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
26637 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
26638 Change type of cost to comp_cost.
26639 (determine_iv_cost): Increase cost of non-original ivs, instead
26640 of decreasing the cost of original ones.
26641 (get_address_cost): Indicate the complexity of the addressing mode
26643 (try_add_cand_for): Prefer using ivs not specific to some object.
26644 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
26646 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
26647 Janis Johnson <janis187@us.ibm.com>
26650 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
26651 (TARGET_INSTANTIATE_DECLS): Likewise.
26652 * target.h (expand_to_rtl_hook): New target hook.
26653 (instantiate_decls): Likewise.
26654 * function.c (instantiate_decl): Make non-static. Rename to...
26655 (instantiate_decl_rtl): ... this.
26656 (instantiate_expr): Use instantiate_decl_rtl.
26657 (instantiate_decls_1): Likewise.
26658 (instantiate_decls): Likewise.
26659 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
26660 * function.h (instantiate_decl_rtl): Add prototype.
26661 * cfgexpand.c (target.h): New include.
26662 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
26663 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
26664 (TARGET_INSTANTIATE_DECLS): Likewise.
26665 (TARGET_INITIALIZER): New target hooks added.
26666 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
26668 * config/rs6000/rs6000.c (tree-flow.h): New include.
26669 (machine_function): Add sdmode_stack_slot field.
26670 (rs6000_alloc_sdmode_stack_slot): New function.
26671 (rs6000_instantiate_decls): Likewise.
26672 (rs6000_secondary_memory_needed_rtx): Likewise.
26673 (rs6000_check_sdmode): Likewise.
26674 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
26675 (TARGET_INSTANTIATE_DECLS): Likewise.
26676 (rs6000_hard_regno_mode_ok): Allow SDmode.
26677 (num_insns_constant): Likewise. Handle _Decimal32 constants.
26678 (rs6000_emit_move): Handle SDmode.
26679 (function_arg_advance): Likewise.
26680 (function_arg): Likewise.
26681 (rs6000_gimplify_va_arg): Likewise. Add special handling of
26682 SDmode var args for 32-bit compiles.
26683 (rs6000_secondary_reload_class): Handle SDmode.
26684 (rs6000_output_function_epilogue): Likewise.
26685 (rs6000_function_value): Simplify if statement.
26686 (rs6000_libcall_value): Likewise.
26687 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
26688 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
26689 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
26690 (movsd_hardfloat): New define_insn.
26691 (movsd_softfloat): Likewise.
26692 (movsd_store): Likewise.
26693 (movsd_load): Likewise.
26694 (extendsddd2): Likewise.
26695 (extendsdtd2): Likewise.
26696 (truncddsd2): Likewise.
26697 (movdd_hardfloat64): Fixup comment.
26698 (UNSPEC_MOVSD_LOAD): New constant.
26699 (UNSPEC_MOVSD_STORE): Likewise.
26701 2008-01-26 Jakub Jelinek <jakub@redhat.com>
26704 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
26706 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
26707 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
26708 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
26709 and TRUTH_XOR_EXPR.
26711 2008-01-26 David Edelsohn <edelsohn@gnu.org>
26714 * config.gcc: Separate AIX 5.3 from AIX 6.1.
26715 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
26716 __LONGDOUBLE128 too.
26717 * config/rs6000/aix61.h: New file.
26719 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26721 PR rtl-optimization/34959
26722 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
26723 popcount and parity rtxes the same mode as their operand.
26724 Truncate or extend the result to the return value's mode
26727 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
26730 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
26731 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
26732 to GOT_VERSION_REGNUM.
26733 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
26734 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
26735 * config/mips/mips.c (mips_emit_call_insn): New function.
26736 (mips_call_tls_get_addr): Call mips_expand_call directly.
26737 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
26739 (mips16_build_call_stub): Likewise. Return the call insn or null.
26740 (mips_expand_call): Update the call to mips16_build_call_stub
26741 accordingly and a remove redundant condition. Assert that MIPS16
26742 stubs do not use lazy binding. Use mips_emit_call_insn and return
26744 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
26746 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
26747 (mips_avoid_hazard): Remove hazard_set handling.
26748 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
26749 (UNSPEC_RESTORE_GP): ...this.
26750 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
26751 (FAKE_CALL_REGNO): Rename to...
26752 (GOT_VERSION_REGNUM): ...this.
26753 (type): Add "ghost" value. Add an associated insn reservation.
26754 (hazard_set): Remove.
26755 (exception_receiver): Rename to...
26756 (restore_gp): ...this and update the unspec identifier accordingly.
26757 (exception_receiver, nonlocal_got_receiver): New expanders.
26758 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
26759 FAKE_CALL_REGNO. Remove hazard_set attribute.
26760 (set_got_version, update_got_version): New patterns.
26762 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
26765 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
26767 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26770 * doc/install.texi2html: Generate gcc-vers.texi.
26772 2008-01-25 DJ Delorie <dj@redhat.com>
26774 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
26776 2008-01-25 Joseph Myers <joseph@codesourcery.com>
26778 * config/c4x: Remove directory.
26779 * config.gcc (crx-*, mt-*): Mark obsolete.
26780 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
26781 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
26782 sh-*-rtemscoff*): Remove cases.
26783 * defaults.h (C4X_FLOAT_FORMAT): Remove.
26784 * real.c (encode_c4x_single, decode_c4x_single,
26785 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
26786 c4x_extended_format): Remove.
26787 * real.h (c4x_single_format, c4x_extended_format): Remove.
26788 * doc/extend.texi (interrupt, naked): Remove mention of attributes
26790 (Pragmas): Remove comment about c4x pragmas.
26791 * doc/install.texi (c4x): Remove target-specific instructions.
26792 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
26793 * doc/md.texi (Machine Constraints): Remove C4x documentation.
26794 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
26795 refer to C4x source files as examples.
26796 (C4X_FLOAT_FORMAT): Remove documentation.
26798 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
26800 * config/bfin/bfin.c (override_options): Reorder tests so that
26801 flag_pic gets enabled for -msep-data.
26803 2008-01-25 Richard Guenther <rguenther@suse.de>
26805 PR middle-end/32244
26806 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
26807 to its bitfield precision if required.
26809 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26811 PR middle-end/33880
26812 * tree-nested.c (walk_omp_for): New function.
26813 (convert_nonlocal_reference, convert_local_reference): Call
26814 walk_omp_for on OMP_FOR.
26815 (convert_call_expr): Call walk_body on OMP_FOR's
26816 OMP_FOR_PRE_INIT_BODY.
26818 2008-01-25 Richard Guenther <rguenther@suse.de>
26820 PR tree-optimization/34966
26821 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
26822 default defs and PHI_NODEs we have to insert after the
26823 defining statement.
26825 2008-01-24 Nick Clifton <nickc@redhat.com>
26827 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
26828 Provide a default definition.
26829 (LIBGCC2_UNITS_PER_WORD): Likewise.
26831 * config/stormy16/stormy16.c: Include df.h for the prototype
26832 for df_regs_ever_live_p.
26833 (xstormy16_expand_builtin_va_start): Convert the stack offset
26834 into a component_ref and then use POINTER_PLUS_EXPR to add it
26835 to the incoming_virtual_args_rtx.
26836 (xstormy16_gimplify_va_arg_expr): Rename to
26837 xstormy16_gimplify_va_arg_expr.
26838 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
26839 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
26840 xstormy16_gimplify_va_arg_expr.
26841 Fix up some formatting issues.
26843 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
26844 Move to predicates.md.
26845 (xs_hi_general_operand): Likewise.
26846 (xs_hi_nonmemory_operand): Likewise.
26847 * config/stormy16/predicates.md:
26848 (xstormy16_carry_plus_operand): New predicate.
26849 (xs_hi_general_operand): New predicate.
26850 (xs_hi_nonmemory_operand): New predicate.
26851 * config/stormy16/stormy16-protos.h:
26852 (xstormy16_carry_plus_operand): Delete prototype.
26853 (xs_hi_general_operand): Likewise.
26854 (xs_hi_nonmemory_operand): Likewise.
26856 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
26857 modifiers as they are no longer needed and they can trigger
26858 reload spill failures.
26860 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
26861 with a match_operand in order to help reload.
26863 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
26864 constraint with 'e' for the 8th alternative as this version of
26865 the mov.w instruction only accepts the lower 8 registers.
26867 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
26870 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
26871 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
26874 2008-01-25 Jakub Jelinek <jakub@redhat.com>
26876 PR middle-end/33333
26877 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
26879 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26881 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
26883 (remove_structure): Update allocations list before removing structure.
26885 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
26887 * ipa-struct-reorg.c (is_safe_cond_expr,
26888 create_new_stmts_for_cond_expr): Use integer_zerop function,
26889 that recognize not only zero-pointer, but zero-integer too.
26891 2008-01-25 Ben Elliston <bje@au.ibm.com>
26894 * fixproto: Escape "." in sed expression that strips leading "./".
26896 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
26899 * gcc.c (SWITCH_OK): Removed.
26900 (SWITCH_LIVE): Changed to bit.
26901 (SWITCH_FALSE): Likewise.
26902 (SWITCH_IGNORE): Likewise.
26903 (switchstr): Change live_cond to unsigned int.
26904 (process_command): Replace SWITCH_OK with 0.
26905 (do_self_spec): Likewise.
26906 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
26907 (give_switch): Likewise.
26908 (used_arg): Likewise.
26909 (do_spec_1): Set the SWITCH_IGNORE bit.
26910 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
26911 bits. Set the SWITCH_LIVE bit.
26913 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
26915 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
26917 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
26919 PR tree-optimization/34472
26920 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
26921 parameter to a "bool *" and set *DATA to false if there is
26922 an unsafe access. Do not delete the structure here.
26923 (check_cond_exprs): Delete it here instead.
26924 (check_cond_exprs, exclude_cold_structs): Do not increase
26925 I when removing a structure.
26927 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
26930 * config/i386/i386.c (ix86_expand_vector_init): Consider only
26931 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
26933 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
26935 PR middle-end/34934
26936 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
26937 a fixed vector for stack.
26939 2008-01-24 Ben Elliston <bje@au.ibm.com>
26942 * doc/gcc.texi (Software development): Add a direntry for g++.
26944 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
26946 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
26947 stale and straggling -fforce-addr comments above.
26949 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
26951 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
26952 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
26954 2008-01-23 Michael Matz <matz@suse.de>
26957 * dwarf2out.c (force_type_die): Use modified_type_die instead of
26960 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
26962 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
26963 malloc result type.
26965 2008-01-23 Anatoly Sokolov <aesok@post.ru>
26967 * config/avr/avr.c (avr_current_arch): New variable.
26968 (avr_arch_types): Add 'avr31' and 'avr51' entries.
26969 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
26970 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
26971 (avr_override_options): Init 'avr_current_arch'.
26972 (base_arch_s): Move from here...
26973 * config/avr/avr.h (base_arch_s): ... here. Add new members
26974 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
26975 'mega' to 'have_jmp_call'.
26976 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
26977 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
26979 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
26981 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26982 MULTILIB_MATCHES): Ditto.
26984 2008-01-23 Richard Guenther <rguenther@suse.de>
26986 PR middle-end/31529
26987 * cgraphunit.c (cgraph_reset_node): Always mark the node
26988 not reachable if it is not queued already.
26990 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
26992 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
26993 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
26994 (cputype_selected): New static variable.
26995 (bfin_handle_option): Set it if -mcpu is used.
26996 (override_option): Select default set of workarounds if no cpu type
26997 selected on the command line.
26998 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
27000 From Michael Frysinger <michael.frysinger@analog.com>
27001 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
27002 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
27004 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
27005 for bf547, bf523, bf524, and bf526.
27006 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
27008 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
27009 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
27010 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
27011 __ADSPBF547__ and __ADSPBF54x__ for bf547.
27012 * doc/invoke.texi (Blackfin Options): Document that
27013 -mcpu now accept bf547, bf523, bf524, and bf526.
27015 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
27017 PR rtl-optimization/34628
27018 * combine.c (try_combine): Stop and undo after the first combination
27019 if an autoincrement side-effect on the first insn has effectively
27022 2008-01-22 David Edelsohn <edelsohn@gnu.org>
27025 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
27026 Offset addresses are not valid for Altivec or paired float modes.
27028 2008-01-22 Jakub Jelinek <jakub@redhat.com>
27031 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
27032 if DECL_INITIAL (decl) is error_mark_node.
27035 * c-common.c (handle_vector_size_attribute): Only allow
27036 integral, scalar float and fixed point types. Handle OFFSET_TYPE
27037 the same way as pointer, array etc. types.
27038 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
27041 * tree.c (build_type_attribute_qual_variant): Call
27042 build_qualified_type if attributes are equal, but quals are not.
27044 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27047 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
27048 * flags.h (warn_strict_aliasing): Remove.
27049 (warn_strict_overflow): Remove.
27050 * opts.c (warn_strict_aliasing): Remove.
27051 (warn_strict_overflow): Remove.
27052 * c-opts.c (c_common_handle_option): -Wall only sets
27053 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
27054 (c_common_post_options): Give default values to -Wstrict-aliasing
27055 and -Wstrict-overflow if they are uninitialized.
27056 * common.opt (Wstrict-aliasing): Specify Var and Init.
27057 (Wstrict-overflow): Likewise.
27059 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
27061 PR rtl-optimization/26854
27062 PR rtl-optimization/34400
27063 PR rtl-optimization/34884
27064 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
27066 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
27067 (df_rd_bb_info.expanded_lr_out): Deleted
27068 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
27069 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
27070 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27071 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27072 Removed code to allocate, initialize or free expanded_lr_out.
27073 (df_rd_bb_local_compute_process_def): Restructured to make more
27075 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
27076 sets if the sets are being trimmed.
27078 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
27081 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
27082 (as_vers): Likewise.
27083 * configure: Regenerated.
27085 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27087 PR middle-end/33092
27088 * tree-pass.h (pass_build_alias): New pass.
27089 * tree-ssa-alias.c (gate_build_alias): New.
27090 (pass_build_alias): New.
27091 * passes.c (init_optimization_passes): Add pass_build_alias after
27092 pass_create_structure_vars.
27094 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
27096 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
27097 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
27098 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
27099 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
27100 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
27101 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
27102 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
27103 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
27104 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
27105 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
27106 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
27107 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
27108 * config/s390/s390.md (FP_ALL): New mode iterator.
27109 (_d): New mode attribute.
27110 ("*signbit<mode>2>"): Changed mode of first operand.
27111 ("isinf<mode>2"): Changed mode of first operand.
27112 ("*TDC_insn"): Adaptation for DFP modes.
27114 2008-01-22 Ben Elliston <bje@au.ibm.com>
27116 * tree.c (check_qualified_type): Improve function description.
27118 2008-01-21 Jason Merrill <jason@redhat.com>
27121 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
27122 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
27125 2008-01-21 DJ Delorie <dj@redhat.com>
27127 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
27130 2008-01-21 Richard Guenther <rguenther@suse.de>
27132 PR middle-end/34856
27133 * tree-cfg.c (verify_expr): Allow all invariant expressions
27134 instead of just constant class ones as reference argument.
27135 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
27136 like any other constant.
27137 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
27139 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
27141 * regmove.c (fixup_match_1): Update call crossed frequencies.
27143 2008-01-21 Richard Guenther <rguenther@suse.de>
27146 * tree-inline.c (setup_one_parameter): Deal with mismatched
27147 types using a VIEW_CONVERT_EXPR.
27149 2008-01-21 Alon Dayan <alond@il.ibm.com>
27150 Olga Golovanevsky <olga@il.ibm.com>
27152 PR tree-optimization/34701
27153 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
27154 when the structure size is not a power of 2.
27156 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
27158 * doc/install.texi: Add doc for --enable-checking=df.
27160 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
27162 PR rtl-optimization/34808
27163 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
27165 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27167 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
27170 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
27172 PR rtl-optimization/26854
27173 PR rtl-optimization/34400
27174 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
27176 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
27177 (df_rd_bb_info.expanded_lr_out): New.
27178 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
27179 * loop_iv.c (iv_analysis_loop_init): Ditto.
27180 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
27181 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
27182 Added code to allocate, initialize or free expanded_lr_out.
27183 (df_rd_bb_local_compute_process_def): Restructured to make
27184 more understandable.
27185 (df_rd_confluence_n): Add code to do nothing with fake edges and
27186 code to no apply invalidate_by_call sets if the sets are being trimmed.
27187 (df_lr_local_finalize): Renamed to df_lr_finalize.
27188 (df_live_local_finalize): Renamed to df_live_finalize.
27190 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
27193 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
27194 deciding whether to use reciprocal instructions.
27196 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
27198 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
27199 dwarf2out_note_section_used if cold_text_section is NULL.
27201 2008-01-19 Jakub Jelinek <jakub@redhat.com>
27203 PR gcov-profile/34610
27204 * tree-cfg.c (make_edges): Mark both outgoing edges from
27205 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
27206 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
27207 from OMP_FOR and OMP_CONTINUE outgoing edges.
27209 * tree-profile.c (tree_profiling): Return early if
27210 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
27212 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
27213 from cfun to child_cfun.
27214 * function.h (struct function): Add after_tree_profile bit.
27216 2008-01-19 Anatoly Sokolov <aesok@post.ru>
27218 * config/avr/avr.S (_exit): Disable interrupt.
27220 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
27221 Steven Bosscher <stevenb.gcc@gmail.com>
27223 PR rtl-optimization/26854
27224 PR rtl-optimization/34400
27225 * df-problems.c (df_live_scratch): New scratch bitmap.
27226 (df_live_alloc): Allocate df_live_scratch when doing df_live.
27227 (df_live_reset): Clear the proper bitmaps.
27228 (df_live_bb_local_compute): Only process the artificial defs once
27229 since the order is not important.
27230 (df_live_init): Init the df_live sets only with the variables
27231 found live by df_lr.
27232 (df_live_transfer_function): Use the df_lr sets to prune the
27233 df_live sets as they are being computed.
27234 (df_live_free): Free df_live_scratch.
27236 2008-01-18 Ian Lance Taylor <iant@google.com>
27238 * common.opt: Add fmerge-debug-strings.
27239 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
27240 flag_merge_debug_strings rather than flag_merge_constants.
27241 * doc/invoke.texi (Option Summary): Mention
27242 -fmerge-debug-strings.
27243 (Debugging Options): Document -fmerge-debug-strings.
27245 2008-01-18 Ian Lance Taylor <iant@google.com>
27248 * tree.h (DECL_IS_OPERATOR_NEW): Define.
27249 (struct tree_function_decl): Add new field operator_new_flag.
27250 * tree-inline.c (expand_call_inline): When inlining a call to
27251 operator new, force the return value to go into a variable, and
27252 set DECL_NO_TBAA_P on that variable.
27253 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
27255 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
27258 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
27259 DWARF2_DEBUGGING_INFO.
27260 (dwarf2out_note_section_used): Ditto. Add prototype.
27261 (have_multiple_function_sections, text_section_used,
27262 cold_text_section_used, *cold_text_sections): Move declarations
27265 2008-01-17 Bob Wilson <bob.wilson@acm.org>
27267 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
27268 field and add signal_ra.
27269 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
27270 assignments to frame state pc. Move end of stack check after
27271 MD_FALLBACK_FRAME_STATE_FOR.
27272 (uw_update_context_1): Use frame state signal_regs if set, instead
27273 of checking signal_frame flag.
27274 (uw_update_context): Use frame state signal_ra if set.
27275 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
27276 * config/xtensa/linux-unwind.h: New file.
27278 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
27280 * modulo-sched.c (get_sched_window): Fix comment typo.
27282 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
27284 PR tree-optimization/34648
27285 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
27287 2008-01-17 Anatoly Sokolov <aesok@post.ru>
27289 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
27290 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
27292 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
27294 PR rtl-optimization/34400
27295 * df-core.c (df_worklist_dataflow_overeager,
27296 df_worklist_dataflow_doublequeue): New functions.
27297 (df_worklist_dataflow): Two different worklist solvers.
27298 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
27301 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27304 * doc/invoke.texi: Document the dependence on pthread for fopenmp
27305 and ftree-parallelize-loops.
27307 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
27309 PR rtl-optimization/34826
27310 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
27312 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
27314 * global.c (find_reg): Mark the eh regs as used if necessary.
27315 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
27316 * ra.h (struct allocno): no_eh_reg field added. Changed
27317 no_stack_reg type to bitfield.
27319 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
27321 * tree.c (substitute_in_expr): Add missing 'break'.
27323 2008-01-17 Richard Guenther <rguenther@suse.de>
27325 PR tree-optimization/34825
27326 * tree-ssa-math-opts.c (is_division_by): Do not recognize
27327 x / x as division to handle.
27329 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27331 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
27332 "-pthread" is specified.
27333 * pa-hpux11.h (LIB_SPEC): Likewise.
27335 2008-01-16 Janis Johnson <janis187@us.ibm.com>
27336 Peter Bergner <bergner@vnet.ibm.com>
27338 PR rtl-optimization/33796
27339 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
27341 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27343 PR libgfortran/34699
27344 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
27346 * pa-hpux10.h (LINK_SPEC): Likewise.
27347 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
27349 2008-01-16 Richard Guenther <rguenther@suse.de>
27351 PR middle-end/32628
27352 * fold-const.c (fold_convert_const_int_from_int): Do not
27353 set overflow if that occured only because of a sign extension
27354 change when converting from/to a sizetype with the same
27355 precision and signedness.
27357 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27360 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
27361 location address to the correct place. Update copyright year.
27363 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27365 * lambda-code.c (lambda_transform_legal_p): Handle the case of
27366 no dependences in the dependence_relations vector.
27368 2008-01-16 Jan Hubicka <jh@suse.cz>
27370 PR rtl-optimization/31396
27371 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
27372 * cfg.c (dump_reg_info): Print it.
27373 * regs.h (struct reg_info_t): add freq_calls_crossed.
27374 (REG_FREQ_CALLS_CROSSED): New macro.
27375 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
27376 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
27377 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
27378 regmove_optimize): Update call crossed frequencies.
27379 * local-alloc.c (struct qty): Add freq_calls_crossed.
27380 (alloc_qty): Copute freq_calls_crossed.
27381 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
27382 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
27383 * ra.h (struct allocno): Add freq_calls_crossed.
27385 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27387 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
27388 libgomp when compiling with ftree-parallelize-loops.
27389 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
27391 2008-01-16 Richard Guenther <rguenther@suse.de>
27393 PR tree-optimization/34769
27394 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
27395 * tree.c (int_cst_value): Instead make this function more
27396 permissive in what it accepts as valid input. Document this
27397 function always sign-extends the value.
27399 2008-01-16 Jakub Jelinek <jakub@redhat.com>
27400 Richard Guenther <rguenther@suse.de>
27403 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
27404 (gimple_fold_indirect_ref_rhs): ... this.
27405 (gimple_fold_indirect_ref): New function with foldings
27406 that preserve lvalueness.
27407 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
27408 * tree-flow.h (gimple_fold_indirect_ref): Declare.
27409 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
27410 to fold an INDIRECT_REF, fall back to the old use of
27411 fold_indirect_ref_1.
27413 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
27415 * tree-data-ref.c (subscript_dependence_tester_1): Call
27416 free_conflict_function.
27417 (compute_self_dependence): Same.
27419 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
27422 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
27423 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
27425 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
27426 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
27427 for DWARF2_UNWIND_INFO targets.
27429 2008-01-16 Richard Guenther <rguenther@suse.de>
27432 * c-typeck.c (common_pointer_type): Do not merge inconsistent
27433 type qualifiers for function types.
27435 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
27437 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
27438 loop_iterator li from previous commit.
27440 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
27442 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
27444 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27446 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
27447 (parallelize_loops): Don't parallelize irreducible components.
27449 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27452 * c-opts (c_common_post_options): Do not enable CPP
27453 flag_pedantic_errors by default.
27455 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
27457 PR rtl-optimization/31944
27458 * cse.c (remove_pseudo_from_table): New function.
27459 (merge_equiv_classes): Use above function to remove pseudo-registers.
27460 (invalidate): Likewise.
27462 2008-01-13 Richard Guenther <rguenther@suse.de>
27464 PR middle-end/34601
27465 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
27466 instead of TYPE_MODE to deal with calls from expand_one_error_var.
27468 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
27470 * gcse.c (cprop_jump): Call validate_unshare_change instead of
27471 validate_change to unshare the source of the PC set.
27473 2008-01-12 Jan Hubicka <jh@suse.cz>
27475 PR middle-end/32135
27476 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
27477 references above array bounds. This might trigger bounds checks for
27478 pointers to arrays.
27480 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
27482 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
27483 new_replaceable_dependencies.
27485 2008-01-12 Doug Kwan <dougkwan@google.com>
27487 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
27488 instead of OPT_Wreturn_type in warning due to ignored return type
27490 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
27491 options included in -Wextra.
27492 * c.opt: New option -Wignored_qualifiers.
27493 * doc/invoke.texi (Warning Options, -Wextra): Add new option
27494 -Wignore_qualifiers.
27495 (-Wignored-qualifiers): Document.
27496 (-Wreturn-type): Remove description of functionality now handled
27497 by -Wignored-qualifiers.
27499 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
27502 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
27503 NOP_EXPR if it is between integral types with the same precision.
27505 2008-01-12 Jan Hubicka <jh@suse.cz>
27508 * invoke.texi (max-inline-recursive-depth): Fix default value.
27510 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
27512 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
27515 2008-01-11 Bob Wilson <bob.wilson@acm.org>
27517 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
27519 2008-01-11 James E. Wilson <wilson@specifix.com>
27522 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
27524 2008-01-11 Anatoly Sokolov <aesok@post.ru>
27526 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
27527 save/restore frame pointer register and don't use 'call-prologues'
27528 optimization in function with "OS_task" attribute.
27530 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
27532 PR middle-end/31309
27533 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
27534 when copying to memory.
27536 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
27538 PR rtl-optimization/30905
27539 * cfgcleanup.c: Include dce.h
27540 (crossjumps_occured): New global variable.
27541 (try_crossjump_bb): Exit loop after finding a fallthru edge.
27542 If something changed, set crossjumps_occured to true.
27543 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
27544 Don't add/remove fake edges to exit here...
27545 (cleanup_cfg): ...but do it here, when crossjumping.
27546 Run a fast DCE when successful crossjumps occured in the latest
27547 iteration of try_optimize_cfg.
27549 2008-01-11 Richard Guenther <rguenther@suse.de>
27551 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
27552 (struct vn_unary_op_s): Likewise.
27553 (vn_reference_insert): Free old reference on hash collision.
27555 2008-01-10 Raksit Ashok <raksit@google.com>
27557 PR rtl-optimization/27971
27558 * combine.c (find_split_point): Split PLUS expressions which are
27559 inside a MEM rtx, and whose first operand is complex.
27561 2008-01-10 DJ Delorie <dj@redhat.com>
27563 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
27564 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
27565 (m32c_hard_regno_ok): Call the underlying function.
27567 2008-01-10 Richard Guenther <rguenther@suse.de>
27569 PR middle-end/34683
27570 * tree-cfg.c (tree_merge_blocks): Do not go through the
27571 full-blown folding and stmt updating path if we just deal
27572 with virtual operands.
27573 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
27574 test for abnormal SSA_NAMEs.
27576 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
27578 PR middle-end/34641
27579 * reload.c (push_reload): Add assertions. All constants from
27580 reg_equiv_constant should have been used for replacing the respective
27582 (find_reloads_address): Invoke find_reloads_address_part for
27583 constant taken from the reg_equiv_constant array.
27585 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
27587 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
27588 field (valnum) the first in the struct. Replace bools with
27591 2008-01-10 Richard Guenther <rguenther@suse.de>
27593 PR tree-optimization/34651
27594 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
27595 types and ordering for masking and converting.
27597 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
27599 PR tree-optimization/34017
27600 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
27601 also for PHI_NODE expressions.
27603 2008-01-09 Jan Hubicka <jh@suse.cz>
27605 PR tree-optimization/34708
27606 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
27607 based on number of case labels.
27608 (init_inline_once): Remove switch_cost.
27609 * tree-inline.h (eni_weights_d): Remove switch_cost.
27611 2008-01-09 Richard Guenther <rguenther@suse.de>
27612 Andrew Pinski <andrew_pinski@playstation.sony.com>
27614 PR middle-end/30132
27615 * gimplify.c (gimplify_cond_expr): Do not create an addressable
27616 temporary if an rvalue is ok or an lvalue is not required.
27618 2008-01-09 Richard Guenther <rguenther@suse.de>
27620 PR middle-end/34458
27621 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
27622 adjust return type.
27624 2008-01-09 Richard Guenther <rguenther@suse.de>
27626 PR middle-end/34679
27627 * tree.c (host_integerp): Check for sizetype only if the
27628 type is an integer type.
27630 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
27633 * opts.c (decode_options): Disable inlining of functions called
27634 once if not in unit-at-a-time mode.
27636 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
27638 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
27640 2008-01-08 Richard Guenther <rguenther@suse.de>
27642 PR middle-end/31863
27643 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
27644 out early if the result will be unused.
27646 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27651 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27652 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27655 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
27657 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
27658 for vectorization tuned.
27660 2008-01-08 Richard Guenther <rguenther@suse.de>
27662 PR tree-optimization/34683
27663 * tree-ssa-operands.c (operand_build_cmp): Export.
27664 * tree-ssa-operands.h (operand_build_cmp): Declare.
27665 * tree-vn.c (vuses_compare): Remove.
27666 (sort_vuses): Use operand_build_cmp.
27667 (sort_vuses_heap): Likewise.
27668 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
27669 to re-use old VEC if available. Do not sort already sorted VUSEs.
27670 (vdefs_to_vec): Do not sort already sorted VDEFs.
27672 2008-01-08 Jakub Jelinek <jakub@redhat.com>
27674 PR middle-end/34694
27675 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
27677 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
27680 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
27681 limitations of reciprocal sequences on x86 targets.
27683 2008-01-08 Richard Guenther <rguenther@suse.de>
27685 PR tree-optimization/34683
27686 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
27688 2008-01-07 Jakub Jelinek <jakub@redhat.com>
27691 * config/darwin.c (darwin_mergeable_string_section): Don't use
27692 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
27694 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
27697 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
27698 negxf2. Macroize expander using X87MODEF mode iterator. Change
27699 predicates of op0 and op1 to register_operand.
27700 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
27701 expander using X87MODEF mode iterator. Change predicates of
27702 op0 and op1 to register_operand.
27703 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
27704 corresponding patterns and macroize using MODEF macro. Change
27705 predicates of op0 and op1 to register_operand and remove
27706 "m" constraint. Disparage "r" alternative with "!".
27707 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
27708 macroize using X87MODEF macro. Change predicates of op0 and op1
27709 to register_operand and remove "m" constraint. Disparage "r"
27710 alternative with "!".
27711 (absneg splitter with memory operands): Remove.
27712 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
27713 patterns and macroize using X87MODEF mode iterator.
27714 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
27715 Change predicate of op1 to register_operand.
27716 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
27717 for memory operands.
27719 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
27721 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
27723 2008-01-07 Richard Guenther <rguenther@suse.de>
27725 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
27728 2008-01-07 Richard Guenther <rguenther@suse.de>
27730 PR tree-optimization/34683
27731 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
27732 VOPs of the needed size to save memory. Use VEC_quick_push
27733 to save compile-time.
27734 (vdefs_to_vec): Likewise.
27736 2008-01-07 Sa Liu <saliu@de.ibm.com>
27738 * config/spu/spu.md (divdf3): Genetate inline code for double
27739 division. The implementation doesn't handle INF or NAN, therefore it
27740 only applies when -ffinite-math-only is given.
27742 2008-01-06 Paolo Carlini <pcarlini@suse.de>
27745 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
27746 * doc/cpp.texi ([Common Predefined Macros]): Document.
27748 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
27750 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
27751 order to use commutative addition instead of subtraction.
27753 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
27754 Mircea Namolaru <namolaru@il.ibm.com>
27755 Vladimir Yanovsky <yanov@il.ibm.com>
27756 Revital Eres <eres@il.ibm.com>
27758 PR tree-optimization/34263
27759 * tree-outof-ssa.c (process_single_block_loop_latch,
27760 contains_tree_r): New functions.
27761 (analyze_edges_for_bb): Call process_single_block_loop_latch
27762 function to empty single-basic-block latch block if possible.
27764 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27766 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
27768 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
27770 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27772 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
27774 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
27776 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
27778 2008-01-05 Jakub Jelinek <jakub@redhat.com>
27780 PR tree-optimization/34618
27781 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
27784 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
27787 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
27788 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
27789 Update copyright year.
27791 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
27792 Update copyright year.
27793 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
27796 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
27798 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
27799 edge does not point to current bb before changing need_assert.
27801 2008-01-04 Richard Guenther <rguenther@suse.de>
27803 PR middle-end/34029
27804 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
27805 for verifying purposes if they are is_gimple_min_invariant.
27807 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
27809 PR tree-optimization/34448
27810 PR tree-optimization/34465
27811 * gimplify.c (gimplify_init_constructor): Add new parameter
27812 notify_temp_creation. Use it.
27813 (gimplify_modify_expr_rhs): Take volatiles into account when
27814 optimizing constructors.
27815 Do not optimize constructors if gimplify_init_constructor will dump to
27817 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
27818 * gcc.c-torture/compile/pr34448.c: New.
27820 2008-01-04 Jakub Jelinek <jakub@redhat.com>
27822 PR gcov-profile/34609
27823 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
27824 return_slot if result is TREE_ADDRESSABLE.
27826 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
27828 * config/mips/mips.md (sqrt_condition): Tweak comment.
27829 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
27831 2008-01-03 Tom Tromey <tromey@redhat.com>
27834 * c-common.c (c_type_hash): Handle VLAs.
27836 2008-01-03 Jan Hubicka <jh@suse.cz>
27838 PR tree-optimization/31081
27839 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
27840 0 when inlining and not inlining to first basic block.
27841 (remap_decl): When var is initialized to 0, don't set default_def.
27842 (expand_call_inline): Set entry_bb.
27843 * tree-inline.h (copy_body_data): Add entry_bb.
27845 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27848 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
27851 PR tree-optimization/29484
27852 * tree-inline.c (inline_forbidden_p_2): New function.
27853 (inline_forbidden_p): Disallow inlining if some static var
27854 has an address of a local LABEL_DECL in its initializer.
27855 * doc/extend.texi (Labels as Values): Document &&foo behaviour
27858 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
27860 PR tree-optimization/34635
27861 * tree-data-ref.c (add_other_self_distances): Make sure that the
27862 evolution step is constant.
27864 2008-01-03 Jakub Jelinek <jakub@redhat.com>
27866 PR middle-end/34608
27867 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
27869 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
27871 * tree-sra.c (scalarize_init): Insert the generate_element_init
27872 statements after the generate_element_zero statements.
27874 2008-01-02 Richard Guenther <rguenther@suse.de>
27876 PR middle-end/34093
27877 PR middle-end/31976
27878 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
27879 for very large number of operands instead of ICEing.
27881 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
27884 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
27885 while stack probing.
27887 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
27889 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
27892 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
27894 PR libmudflap/26442
27895 * tree-mudflap.c (mx_register_decls): Guard warning by
27896 !DECL_ARTIFICIAL check.
27898 2008-01-01 Jakub Jelinek <jakub@redhat.com>
27900 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
27901 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
27902 sse5_perm<mode>): Fix constraints.